A wiring device includes a junction box cover, a wiring spacer, and a seal terminal. The wiring device is disposed on a housing cover of a compressor. The junction box cover is disposed on the junction spacer and forms a cavity space, and the cavity space is provided with a wiring opening at the end away from the seal terminal. The seal terminal is provided with 3 wiring columns; each wiring column is connected to a piece of connector along the extending direction of the wiring column away from the housing cover; and the connector all extend in the direction close to the wiring opening so that the outgoing directions of lead wires are consistent. The present structure enables the lead wires to go out smoothly so as to improve production efficiency.
H02G 3/08 - Boîtes de distribution; Boîtes de connexion ou de dérivation
H01R 11/11 - Pièces d'extrémité ou pièces de dérivation pour fils ou câbles, supportées par le fil ou le câble et munies de moyens pour faciliter la connexion électrique avec quelque autre fil, borne ou organe conducteur
A dual-cylinder two-stage variable capacity compressor is provided, including: a first cylinder, having an exhaust port connected to a first exhaust channel: a second cylinder, wherein the second cylinder is provided with a ventilating slider, and the ventilating slider is provided with a first gas transit channel and a second gas transit channel; wherein, when the ventilating slider is at a first connecting position, the first exhaust channel is connected to a suction channel in a second cylinder when the ventilating slider is at a second connecting position, the first exhaust channel is connected to a second exhaust channel. The compressor of the present disclosure can vary its own capacity, that is, the variation of the compressor's capacity can be realized by arranging a ventilating slider, which will meet the requirements of variation loads of the compressor in different seasons.
F04C 23/00 - Combinaisons de plusieurs pompes, chacune étant du type à piston rotatif ou oscillant spécialement adaptées pour les fluides compressibles; Installations de pompage spécialement adaptées pour les fluides compressibles; Pompes multiétagées spécialement adaptées pour les fluides compressibles
F04C 18/356 - Pompes à piston rotatif spécialement adaptées pour les fluides compressibles possédant les caractéristiques couvertes par au moins deux des groupes , , , , ou par l'un de ces groupes en combinaison avec un autre type de mouvement entre les organes coopérants ayant à la fois le mouvement défini dans l'un des groupes ou et un mouvement alternatif relatif entre les organes coopérants les organes obturateurs ayant un mouvement alternatif par rapport à l'organe externe
F04C 28/26 - Commande, surveillance ou dispositions de sécurité pour les pompes ou les installations de pompage spécialement adaptées pour les fluides compressibles caractérisées par l'utilisation des soupapes pour commander la pression ou le débit, p.ex. soupapes de décharge utilisant des canaux de dérivation
F04C 29/00 - "MACHINES" À LIQUIDES À DÉPLACEMENT POSITIF, À PISTON ROTATIF OU OSCILLANT; POMPES À DÉPLACEMENT POSITIF, À PISTON ROTATIF OU OSCILLANT - Parties constitutives, détails ou accessoires de pompes ou d'installations de pompage spécialement adaptées pour les fluides compressibles non couverts dans les groupes
F04C 29/12 - Dispositions pour l'admission ou l'échappement du fluide de travail, p.ex. caractéristiques de structure de l'admission ou de l'échappement
A variable capacity compressor is provided, including: two cylinders and a middle plate; at least one flow channel provided in the middle plate, wherein one end of the flow channel is connected to an exhaust chamber of any one of the two cylinders, the other end is connected to a suction chamber of the other one of the two cylinders. In present disclosure, by setting a flow channel in the middle plate of the variable capacity compressor, the exhaust chamber of one cylinder is connected to the suction chamber of the other cylinder. When the flow channel is completely closed, the two cylinders operate independently; when the flow channel is opened, the refrigerant in the exhaust chamber flows into the suction chamber through the flow channel, that is, the upper cylinders and the lower cylinder are connected to each other, which can adjust the capacity of the compressor.
F01C 20/18 - Commande, surveillance ou dispositions de sécurité pour les "machines" ou machines motrices caractérisées par une variation du volume de la chambre de travail
F04C 28/18 - Commande, surveillance ou dispositions de sécurité pour les pompes ou les installations de pompage spécialement adaptées pour les fluides compressibles caractérisées par la variation du volume de la chambre de travail
F04C 18/356 - Pompes à piston rotatif spécialement adaptées pour les fluides compressibles possédant les caractéristiques couvertes par au moins deux des groupes , , , , ou par l'un de ces groupes en combinaison avec un autre type de mouvement entre les organes coopérants ayant à la fois le mouvement défini dans l'un des groupes ou et un mouvement alternatif relatif entre les organes coopérants les organes obturateurs ayant un mouvement alternatif par rapport à l'organe externe
F04C 23/00 - Combinaisons de plusieurs pompes, chacune étant du type à piston rotatif ou oscillant spécialement adaptées pour les fluides compressibles; Installations de pompage spécialement adaptées pour les fluides compressibles; Pompes multiétagées spécialement adaptées pour les fluides compressibles
F04C 28/24 - Commande, surveillance ou dispositions de sécurité pour les pompes ou les installations de pompage spécialement adaptées pour les fluides compressibles caractérisées par l'utilisation des soupapes pour commander la pression ou le débit, p.ex. soupapes de décharge
A fresh-air air conditioning system comprises: a first electromagnetic valve connected to a first interior heat exchanger, and the first electromagnetic valve is connected via a first accumulator to a compressor and a third electromagnetic valve; the third electromagnetic valve is connected via a second accumulator to the compressor and a second electromagnetic valve; and the second electromagnetic valve is connected to a second interior heat exchanger. When the first interior heat exchanger or the second interior heat exchanger is closed, the third electromagnetic valve opens so that the first accumulator and the second accumulator simultaneously communicate with the open one of the first interior heat exchanger or the second interior heat exchanger, avoiding poor oil return as a result of prolonged single-cylinder operation of the compressor, and ensuring the reliability of the compressor as well as interior comfort.
F25B 5/00 - Machines, installations ou systèmes à compression, avec plusieurs circuits d'évaporateurs, p.ex. pour faire varier la puissance frigorifique
A wiring device, comprising a junction box cover (10), a wiring spacer (20), and a seal terminal (30). The wiring device is disposed on a housing cover (40) of a compressor. The junction box cover (10) is disposed on the junction spacer (20) and forms a cavity space, and the cavity space is provided with a wiring opening at the end away from the seal terminal (30). The seal terminal (30) is provided with 3 wiring columns (301); each wiring column (301) is connected to a piece of connector along the extending direction of the wiring column (301) away from the housing cover (40); and the connector all extend in the direction close to the wiring opening so that the outgoing directions of lead wires are consistent. The present structure enables the lead wires to go out smoothly so as to improve production efficiency. The outgoing directions of three lead wires are consistent, so that the seal wiring columns (301) is evenly stressed and safety hazards are eliminated. In addition, the consistency of the wire outgoing directions avoids the problems of local wiring and wire superposition, such that the layout of the internal space of the junction box cover (10) is reasonable, thereby further improving the safety of the device.
F04B 39/00 - "MACHINES" À LIQUIDES À DÉPLACEMENT POSITIF; POMPES - Parties constitutives, détails ou accessoires de pompes ou de systèmes de pompage spécialement adaptés aux fluides compressibles, non prévus dans les groupes ou présentant un intérêt autre que celui visé par ces groupes
A dual-cylinder two-stage variable-capacity compressor, comprising: a first cylinder (15), an exhaust port of the first cylinder (15) being in communication with a first exhaust passage (21); and a second cylinder (13), the second cylinder (13) being separated from the first cylinder (15) by means of an intermediate plate (14), an air exchange sliding block (25) being provided in the second cylinder (13), and a first transfer air channel (251) and a second transfer air channel (252) being provided in the air exchange sliding block (25). When the air exchange sliding block (25) is located at a first communication position, the first exhaust passage (21) is in communication with an air suction channel (26) of the second cylinder (13) by means of the first transfer air channel (251); and when the air exchange sliding block (25) is located at a second communication position, the first exhaust passage (21) is in communication with a second exhaust passage (22) by means of the second transfer air channel (252), and the second exhaust passage (22) is in communication with a compressor inner cavity (27).
F04C 18/356 - Pompes à piston rotatif spécialement adaptées pour les fluides compressibles possédant les caractéristiques couvertes par au moins deux des groupes , , , , ou par l'un de ces groupes en combinaison avec un autre type de mouvement entre les organes coopérants ayant à la fois le mouvement défini dans l'un des groupes ou et un mouvement alternatif relatif entre les organes coopérants les organes obturateurs ayant un mouvement alternatif par rapport à l'organe externe
F04C 23/00 - Combinaisons de plusieurs pompes, chacune étant du type à piston rotatif ou oscillant spécialement adaptées pour les fluides compressibles; Installations de pompage spécialement adaptées pour les fluides compressibles; Pompes multiétagées spécialement adaptées pour les fluides compressibles
F04C 29/12 - Dispositions pour l'admission ou l'échappement du fluide de travail, p.ex. caractéristiques de structure de l'admission ou de l'échappement
F04C 29/00 - "MACHINES" À LIQUIDES À DÉPLACEMENT POSITIF, À PISTON ROTATIF OU OSCILLANT; POMPES À DÉPLACEMENT POSITIF, À PISTON ROTATIF OU OSCILLANT - Parties constitutives, détails ou accessoires de pompes ou d'installations de pompage spécialement adaptées pour les fluides compressibles non couverts dans les groupes
A variable capacity compressor, comprising two cylinders (13, 15), and an intermediate plate (14) for separating the two cylinders (13, 15). At least one communication channel (141) is formed in the intermediate plate (14). One end of the communication channel (141) is communicated with air discharging cavities (131, 152) of any one of the two cylinders (13, 15), and the other end of the communication channel (141) is communicated with air suction cavities (132, 151) of the other one of the two cylinders (13, 15). Each communication channel (141) is provided with a flow control assembly (22) used for adjusting the flow of refrigerants flowing through the communication channel (141).
F04C 23/00 - Combinaisons de plusieurs pompes, chacune étant du type à piston rotatif ou oscillant spécialement adaptées pour les fluides compressibles; Installations de pompage spécialement adaptées pour les fluides compressibles; Pompes multiétagées spécialement adaptées pour les fluides compressibles
F04C 18/356 - Pompes à piston rotatif spécialement adaptées pour les fluides compressibles possédant les caractéristiques couvertes par au moins deux des groupes , , , , ou par l'un de ces groupes en combinaison avec un autre type de mouvement entre les organes coopérants ayant à la fois le mouvement défini dans l'un des groupes ou et un mouvement alternatif relatif entre les organes coopérants les organes obturateurs ayant un mouvement alternatif par rapport à l'organe externe
F04C 29/12 - Dispositions pour l'admission ou l'échappement du fluide de travail, p.ex. caractéristiques de structure de l'admission ou de l'échappement
A wiring cover assembly comprises a gasket, a fasten assembly, and a housing. The fasten assembly is used to press the housing on the gasket to form a closed space.
A compressor includes a housing, and an anticorrosive coating covering a surface of the housing. The anticorrosive coating includes a base layer applied on the surface of the housing, and a surface layer applied on the base layer. Both the base layer and the surface layer are organic coatings. Thus, the housing of the compressor is effectively separated from the external environment by means of the two organic coatings, so as to ensure that the compressor is not corroded; moreover, the anticorrosive coating does not contain a metal coating, thereby preventing the problem of the compressor being severely corroded due to an exposed metal coating.
B05D 7/00 - Procédés, autres que le flocage, spécialement adaptés pour appliquer des liquides ou d'autres matériaux fluides, à des surfaces particulières, ou pour appliquer des liquides ou d'autres matériaux fluides particuliers
C09D 133/00 - Compositions de revêtement à base d'homopolymères ou de copolymères de composés possédant un ou plusieurs radicaux aliphatiques non saturés, chacun ne contenant qu'une seule liaison double carbone-carbone et l'un au moins étant terminé par un seul ra; Compositions de revêtement à base de dérivés de tels polymères
C09D 5/00 - Compositions de revêtement, p.ex. peintures, vernis ou vernis-laques, caractérisées par leur nature physique ou par les effets produits; Apprêts en pâte
C09D 133/14 - Homopolymères ou copolymères d'esters d'esters contenant des atomes d'halogène, d'azote, de soufre ou d'oxygène en plus de l'oxygène du radical carboxyle
C09D 163/00 - Compositions de revêtement à base de résines époxy; Compositions de revêtement à base de dérivés des résines époxy
C09D 167/00 - Compositions de revêtement à base de polyesters obtenus par des réactions créant une liaison ester carboxylique dans la chaîne principale; Compositions de revêtement à base de dérivés de tels polymères
C23C 26/00 - Revêtements non prévus par les groupes
10.
FRESH-AIR AIR CONDITIONING SYSTEM AND CONTROL METHOD
A fresh-air air conditioning system and control method, the system comprising an interior unit (1) and an exterior unit (2). The interior unit (1) comprises a first interior heat exchanger (11) and a second interior heat exchanger (13). The exterior unit (2) comprises a compressor (21), intake bypass circuit, first accumulator (22) and second accumulator (23). The intake bypass circuit comprises a first electromagnetic valve (24), second electromagnetic valve (25), and third electromagnetic valve (26). A first end of the first electromagnetic valve (24) is connected to a first end of the first interior heat exchanger (11), and a second end of the first electromagnetic valve (24) is connected via the first accumulator (22) to a first intake end of the compressor (21) and a first end of the third electromagnetic valve (26). The second end of the third electromagnetic valve (26) is connected via the second accumulator (23) to a second intake end of the compressor (21) and a first end of the second electromagnetic valve (25). The second end of the second electromagnetic valve (25) is connected to a first end of the second interior heat exchanger (13). When one of the first interior heat exchanger (11) or second interior heat exchanger (13) is closed, the third electromagnetic valve (26) opens so that the first accumulator (22) and second accumulator (23) simultaneously communicate with the open interior heat exchanger, avoiding poor oil return as a result of prolonged single-cylinder operation of the compressor, and ensuring the reliability of the compressor as well as interior comfort.
A compressor and a fabrication method therefor, wherein the compressor comprises: a housing (2); a motor (3) and a cylinder (5), which are housed in the housing (2); a crankshaft (31), the crankshaft (31) transmitting the rotational force of the motor (3) to a piston in the cylinder (5) so as to compress a refrigerant; and an upper cylinder cover (4) and a lower cylinder cover (6), which define a compression space and which support the crankshaft (31) together with the cylinder (5). The upper cylinder cover (4) is located between the motor (3) and the cylinder (5), and the upper cylinder cover (4) has a through hole through which the crankshaft (31) passes; the upper cylinder cover (4) is provided with a first side (41) facing the motor (3) and a second side (42) facing the cylinder (5); the inner wall of the housing (2) is laser welded to the outer circumference of the first side (41) and/or the outer circumference of the second side (42) of the upper cylinder cover (4); and the included angle between the axial direction of a welding joint and the inner wall of the housing (2) ranges from 0° to 45°. With the present invention, the compressor does not damage the original assembly accuracy due to welding deformation, thereby ensuring uniform air gap of a stator and rotor and achieving reduced noise and improved performance.
F04C 18/356 - Pompes à piston rotatif spécialement adaptées pour les fluides compressibles possédant les caractéristiques couvertes par au moins deux des groupes , , , , ou par l'un de ces groupes en combinaison avec un autre type de mouvement entre les organes coopérants ayant à la fois le mouvement défini dans l'un des groupes ou et un mouvement alternatif relatif entre les organes coopérants les organes obturateurs ayant un mouvement alternatif par rapport à l'organe externe
F04C 23/02 - Pompes caractérisées par leur combinaison avec des machines motrices ou moteurs d'entraînement particuliers ou leurs adaptations à cet effet
F04C 29/00 - "MACHINES" À LIQUIDES À DÉPLACEMENT POSITIF, À PISTON ROTATIF OU OSCILLANT; POMPES À DÉPLACEMENT POSITIF, À PISTON ROTATIF OU OSCILLANT - Parties constitutives, détails ou accessoires de pompes ou d'installations de pompage spécialement adaptées pour les fluides compressibles non couverts dans les groupes
A compressor and a fabrication method therefor, the compressor comprising: a housing (10), having a central axis (101); an upper cylinder head (32), located in the housing (10) and having a first inner hole (321) of which the axis (322) is parallel to the central axis (101); a lower cylinder head (33), located in the housing (10) and having a second inner hole (331) which is coaxial with the first inner hole (321); a motor and a cylinder (31), housed in the housing (10), the cylinder (31) having a third inner hole (311) of which the axis is parallel to the central axis (101); and a crankshaft (40), which transmits the rotational force of the motor to a piston in the cylinder (31) so as to compress a refrigerant, the crankshaft (40) being inserted into the first inner hole (321), the third inner hole (311) and the second inner hole (331), wherein, before the crankshaft (40) is inserted into the first inner hole (321), the upper cylinder head (32) or the cylinder (31) is integrated with the housing (10), or the upper cylinder head (32) or the cylinder (31) is interconnected to the housing (10). The compressor and fabrication method therefor may reduce wear of the compressor and reduce noise.
F04C 29/00 - "MACHINES" À LIQUIDES À DÉPLACEMENT POSITIF, À PISTON ROTATIF OU OSCILLANT; POMPES À DÉPLACEMENT POSITIF, À PISTON ROTATIF OU OSCILLANT - Parties constitutives, détails ou accessoires de pompes ou d'installations de pompage spécialement adaptées pour les fluides compressibles non couverts dans les groupes
A rotor-type compressor. The compressor comprises a first support assembly and a second support assembly (111); the first support assembly is an upper supporting assembly, and is coaxially provided with the end of a crank (102) passing through a rotor in a clearance fit; the second support assembly (111) is a main bearing and has a height of H; a fit clearance S of the clearance fit falls within the following range: 0.001≤S/H≤0.005. For the rotor-type compressor, the integral structure is optimized by controlling structural parameters of upper and lower support parts, such that bearing abrasion is relieved, and the operation stability and service life of the compressor is improved.
F04C 18/356 - Pompes à piston rotatif spécialement adaptées pour les fluides compressibles possédant les caractéristiques couvertes par au moins deux des groupes , , , , ou par l'un de ces groupes en combinaison avec un autre type de mouvement entre les organes coopérants ayant à la fois le mouvement défini dans l'un des groupes ou et un mouvement alternatif relatif entre les organes coopérants les organes obturateurs ayant un mouvement alternatif par rapport à l'organe externe
A connector housing assembly and a compressor comprising same. To improve the sealing level of the compressor at a connection position, the connector housing assembly comprises a gasket (2) and a housing body (3); the housing body (3) is provided with a line outlet used for leading out an outgoing line of the compressor; the line outlet is provided with a waterproof joint (31). A fixing component tightly presses the connector housing assembly on the gasket (2) to form a closed space; a sealed boss or protrusion (21) is provided on the gasket (2); the sealed boss or protrusion (21) is in interference fit with the inner wall at one end of the housing body (3); and a cover plate (6) and a waterproof nut are added, so that the waterproof level of the present invention can meet a relatively high requirement.
A rolling piston rotary compressor, comprising a housing (1), a compressing assembly, and a support assembly; the compressing assembly comprises a crankshaft (3), a cylinder (2), and a piston (5), the crankshaft (3) being internally provided with a first oil hole (34) which extends along the axial direction of the crankshaft (3); the support assembly comprises an upper support portion (4) for fixing the crankshaft (3); the crankshaft (3) is further internally provided with a second oil hole (35) which is in communication with the first oil hole (34) and the outer surface of the first portion (36) on the crankshaft (3) where the crankshaft (3) fits inside the upper support portion (4). Said rolling piston rotary compressor is provided with a horizontal oil hole located on the portion where the upper support portion (4) fits onto the crankshaft (3), so as to lubricate the portion where the upper support portion (4) fits onto the crankshaft (3), thereby reducing the wear of a corresponding portion of the crankshaft (3), improving the reliability of the rolling piston rotary compressor.
Disclosed are a crankshaft and a rotary compressor comprising the crankshaft. The crankshaft (1) comprises a long shaft (11) and a short shaft (12). A ratio of an external diameter of the long shaft (11) to an inner diameter of a compressor shell (2) is less than 0.14 and greater than 0.07, and a ratio of an external diameter of the short shaft (12) to the inner diameter of the compressor shell (2) is less than or equal to 0.12 and greater than 0.05, thereby reducing the area of a contact surface and a frictional loss of the crankshaft (1) during work, thus the coefficient of performance (COP) of the compressor is improved.
F04C 23/00 - Combinaisons de plusieurs pompes, chacune étant du type à piston rotatif ou oscillant spécialement adaptées pour les fluides compressibles; Installations de pompage spécialement adaptées pour les fluides compressibles; Pompes multiétagées spécialement adaptées pour les fluides compressibles
F04C 29/00 - "MACHINES" À LIQUIDES À DÉPLACEMENT POSITIF, À PISTON ROTATIF OU OSCILLANT; POMPES À DÉPLACEMENT POSITIF, À PISTON ROTATIF OU OSCILLANT - Parties constitutives, détails ou accessoires de pompes ou d'installations de pompage spécialement adaptées pour les fluides compressibles non couverts dans les groupes
A compressor and a processing method therefor; a compressor (100) comprises: a housing (110), and an anticorrosive coating (130) covering a surface of the housing (110); the anticorrosive coating (130) comprises: a base layer (131) applied on the surface of the housing (110), and a surface layer (132) applied on said base layer (131); both the base layer (131) and the surface layer (132) are organic coatings. Thus, the housing (110) of the compressor (100) is effectively separated from the external environment by means of the two organic coatings, so as to ensure that the compressor is not corroded; moreover, the anticorrosive coating does not contain a metal coating, thereby preventing the problem of the compressor being severely corroded due to an exposed metal coating.
A double cylinder compressor with controlled capacity having a capacity switch device, and a reservoir having an inlet and two outlets which are connected with an upper and a lower cylinder of the double cylinder compressor through the capacity switch device. The capacity switch device being switched to realize the connection in series or in parallel for the cylinders of the double cylinder compressor, as a result, the discharge capacity of the compressor is that of the second stage cylinder when the connection in series, or the sum of the two cylinders when the connection is in parallel.
brevets
