阅读说明：本技术 一种新能源汽车空调压缩机 (New energy automobile air conditioner compressor ) 是由 刘莹 于 2021-11-01 设计创作，主要内容包括：本发明涉及压缩机技术领域,具体为一种新能源汽车空调压缩机,包括机壳主体、单向阀片和封盖,所述缸筒背离封盖的一端设置有端盖主体,所述端盖主体包括固定盖和顶盖,所述顶盖固定在固定盖顶部,所述固定盖通过螺栓与缸筒连接固定,所述固定盖的内部活动连接有离合块和顶块,且所述离合块与顶块相抵,所述顶块背离离合块的一端抵触有凸轮,所述凸轮的顶端固定有衔接杆,所述衔接杆的顶端铰接有连杆,所述连杆背离衔接杆的一侧活动连接有电推杆,所述固定盖的外部活动连接有传动轮,所述固定盖的内壁活动连接传动件。本发明采用新型离合机构,无需带电离合,更加节能,降低摩擦力,功耗更低。(The invention relates to the technical field of compressors, in particular to a new energy automobile air-conditioning compressor which comprises a shell main body, a one-way valve block and a sealing cover, wherein an end cover main body is arranged at one end, away from the sealing cover, of a cylinder barrel, the end cover main body comprises a fixing cover and a top cover, the top cover is fixed at the top of the fixing cover, the fixing cover is fixedly connected with the cylinder barrel through a bolt, a clutch block and a jacking block are movably connected inside the fixing cover, the clutch block abuts against the jacking block, a cam abuts against one end, away from the clutch block, of the jacking block, a connecting rod is fixed at the top end of the cam, a connecting rod is hinged to the top end of the connecting rod, one side, away from the connecting rod, of the connecting rod is movably connected with an electric push rod, a driving wheel is movably connected outside the fixing cover, and a driving medium is movably connected to the inner wall of the fixing cover. The novel clutch mechanism is adopted, so that the clutch is not required to be electrified, the energy is saved, the friction force is reduced, and the power consumption is lower.)

1. The utility model provides a new energy automobile air conditioner compressor, includes casing main part (1), check valve piece (17) and closing cap (18), casing main part (1) includes cylinder (101), five piston cylinder (102) have evenly been seted up in cylinder (101), five all swing joint has piston (16) in piston cylinder (102), the one end of piston (16) is contradicted there is check valve piece (17), just check valve piece (17) are embedded on piston cylinder (102), closing cap (18) are fixed on cylinder (101) and are offseted with check valve piece (17), its characterized in that: an end cover main body (2) is arranged at one end, deviating from the sealing cover (18), of the cylinder barrel (101), the end cover main body (2) comprises a fixing cover (21) and a top cover (22), the top cover (22) is fixed at the top of the fixing cover (21), the fixing cover (21) is fixedly connected with the cylinder barrel (101) through a bolt, a clutch block (7) and a jacking block (12) are movably connected inside the fixing cover (21), the clutch block (7) abuts against the jacking block (12), a third plane bearing is embedded in the side face of the jacking block (12), the jacking block (12) is movably connected with the jacking block (12) through the third plane bearing, a cam (11) is abutted against one end, deviating from the clutch block (7), of the jacking block (12), a joint rod (10) is fixed at the top end of the cam (11), the joint rod (10) is composed of a connecting shaft and a connecting strip, and the connecting shaft penetrates through the fixing cover (21) and is rotatably connected with the fixing cover (21), the top of connecting axle is connected fixedly with the one end of connecting strip, and the one end that the connecting strip deviates from the connecting axle articulates there is connecting rod (9), one side that connecting rod (9) deviate from joint pole (10) is provided with electric push rod (8), the top at fixed lid (21) is fixed in electric push rod (8), just the output of electric push rod (8) is articulated with connecting rod (9), the outside swing joint of fixed lid (21) has drive wheel (3), the inner wall swing joint driving medium (5) of fixed lid (21).

2. The air conditioner compressor of the new energy automobile as claimed in claim 1, wherein: the inside of cylinder (101) has evenly seted up radiating groove (103), just radiating groove (103) distribute in the outside of piston cylinder (102).

3. The air conditioner compressor of the new energy automobile as claimed in claim 1, wherein: the ball head supporting shaft is fixed at the center of the cylinder barrel (101), one end, deviating from the cylinder barrel (101), of the ball head supporting shaft (13) is movably connected with a driving disc (14), a second planar bearing (19) is embedded in the surface, deviating from the ball head supporting shaft (13), of the driving disc (14), a ball head connecting rod (15) is evenly and movably connected to the outer side of the driving disc (14), and one end, deviating from the driving disc (14), of the ball head connecting rod (15) is movably connected with a piston (16).

4. The air conditioner compressor of the new energy automobile as claimed in claim 1, wherein: the transmission piece (5) comprises a transmission shaft (51), one end of the transmission shaft (51) is fixedly provided with an inclined plane disc (52), the inclined plane disc (52) is abutted against the second plane bearing (19), the other end of the transmission shaft (51) is provided with a limiting groove (54) and sleeved with a limiting sleeve (53), and the center of the clutch block (7) is positioned in the limiting groove (54) and is in sliding connection with the limiting groove (54).

5. The air conditioner compressor of the new energy automobile as claimed in claim 4, wherein: the transmission wheel (3) comprises a rotating wheel (31), one end of the fixed cover (21) deviating from the shell body (1) is outwards protruded, the center of the rotating wheel (31) is inwards sunken, the rotating wheel (31) is sleeved on the protruded portion of the fixed cover (21) and is rotatably connected with the fixed cover (21) through a bearing, a belt groove (32) is uniformly formed in the outer surface of the rotating wheel (31), a fixed gear ring (33) is fixed at the center of the inner wall of the rotating wheel (31), one side of the clutch block (7) is abutted to a transmission shaft (51), and the other side of the clutch block (7) is uniformly fixed with a convex tooth which is matched with the fixed gear ring (33).

6. The air conditioner compressor of the new energy automobile as claimed in claim 5, wherein: a spring (55) is arranged in the limiting groove (54), one end of the spring (55) is embedded in the limiting sleeve (53), and the other end of the spring (55) is embedded in the clutch block (7).

7. The air conditioner compressor of the new energy automobile as claimed in claim 4, wherein: the one end that spacing sleeve (53) deviate from runner (31) is the hexagon and has cup jointed spacing ring (4), one side butt of spacing ring (4) has first planar bearing (6), just one end that first planar bearing (6) deviate from spacing ring (4) offsets with runner (31).

8. The air conditioner compressor of the new energy automobile as claimed in claim 4, wherein: the inner wall of the fixed cover (21) is provided with a sliding groove (23), the outer surface of the ejector block (12) is fixed with a sliding block, and the sliding block is connected with the sliding groove (23) in a sliding mode.

Technical Field

The invention relates to the technical field of compressors, in particular to a new energy automobile air conditioner compressor.

Background

The air conditioning compressor is the heart of the air conditioning system, and the compressor in an automotive air conditioner is typically driven by the engine.

The Chinese patent with the publication number of CN108119337A discloses a new energy automobile air-conditioning compressor, which comprises a cylinder body, an exhaust valve, a sample cover, a water jacket, an exhaust valve, a piston ring, a piston, a crankshaft connecting rod, a high-pressure steam discharge port, a water inlet, a water outlet, a low-pressure steam inlet, a spring and a fixed base, wherein the sample cover and the piston are sequentially fixed in the cylinder body from top to bottom, the exhaust valve and the exhaust valve are respectively fixed on the sample cover and the piston, the water inlet and the water outlet are respectively connected with the water jackets on two sides, the piston ring is arranged on the piston, the lower side of the piston is connected with the crankshaft connecting rod, the spring is arranged between the upper side of the cylinder body and the sample cover, and the fixed base is fixed at the bottom of the cylinder body. The air conditioner compressor for the new energy automobile has the advantages of small occupied area, small mechanical abrasion and strong cylinder cooling performance, adopts the crankshaft connecting rod to drive the piston to do reciprocating linear motion, can stably compress gas, and is applied to the new energy automobile to achieve higher refrigeration efficiency.

It is through promoting the piston compression air feed at the bent axle connecting rod, however this kind of drive mode has a problem, and it needs external power equipment, and the ripe solution at present is through belt and engine linkage, makes the bent axle rotatory, realizes that the bent axle connecting rod is flexible repeatedly, in order to avoid the compressor to work always, just need close the engine, leads to the unable normal work of vehicle, can solve this problem through installation clutching mechanism between engine and bent axle connecting rod.

Traditional vehicle air conditioner air compressor machine is through the separation and reunion of electromagnetic adsorption's mode realization, leads to the air compressor machine at the during operation, and the electromagnetism piece needs to be circular telegram all the time and produce magnetic force, satisfies the work of separation and reunion, and traditional fuel oil engine automobile power source is petrol or diesel oil, need not consider the power consumptive condition, and the main power source of new energy automobile is exactly the electricity, though the electro-magnet power consumption is little, still can influence new energy automobile's continuation of the journey always circular telegram.

In addition, through an electromagnetic clutch mode, when the novel energy automobile works, magnetic adsorption is required to be kept between the belt pulley and the electromagnet, friction force of the belt pulley is increased, transmission is insufficient, more power of an engine needs to be consumed, and driving power of the novel energy automobile is affected.

Therefore, it is necessary to design a new energy automobile air conditioner compressor to solve the above problems.

Disclosure of Invention

The invention aims to provide an air-conditioning compressor of a new energy automobile, and aims to solve the problems that the energy is not enough to be saved and the endurance of the new energy automobile is influenced in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: a new energy automobile air-conditioning compressor comprises a casing main body, a one-way valve block and a sealing cover, wherein the casing main body comprises a cylinder barrel, five piston cylinders are uniformly arranged in the cylinder barrel, pistons are movably connected in the five piston cylinders, one end of each piston is abutted against the one-way valve block, the one-way valve block is embedded in the piston cylinder, the sealing cover is fixed on the cylinder barrel and abutted against the one-way valve block, one end of the cylinder barrel, which is far away from the sealing cover, is provided with an end cover main body, the end cover main body comprises a fixed cover and a top cover, the top cover is fixed at the top of the fixed cover, the fixed cover is fixedly connected with the cylinder barrel through bolts, a clutch block and a top block are movably connected inside the fixed cover, the clutch block is abutted against the top block, a third plane bearing is embedded in the side face of the top block, the top block is movably connected with the top block through the third plane bearing, and one end of the top block, which is far away from the clutch block, is abutted against a cam, the top of cam is fixed with the pole that links up, the pole that links up comprises connecting axle and connecting strip, and the connecting axle runs through fixed lid and rotates with fixed lid to be connected, and the top of connecting axle is connected fixedly with the one end of connecting strip, and the connecting strip deviates from the one end of connecting axle and articulates there is the connecting rod, one side that the connecting rod deviates from the pole that links up is provided with electric push rod, electric push rod fixes at the top of fixed lid, just electric push rod's output is articulated with the connecting rod, the outside swing joint of fixed lid has the drive wheel, the inner wall swing joint driving medium of fixed lid.

Preferably, the inside of cylinder has evenly seted up the radiating groove, just the radiating groove distributes in the outside of piston cylinder.

Preferably, a ball head support shaft is fixed at the center of the cylinder barrel, a driving disc is movably connected to one end, away from the cylinder barrel, of the ball head support shaft, a second planar bearing is embedded in the surface of one side, away from the ball head support shaft, of the driving disc, a ball head connecting rod is uniformly and movably connected to the outer side of the driving disc, and one end, away from the driving disc, of the ball head connecting rod is movably connected with the piston.

Preferably, the transmission part comprises a transmission shaft, one end of the transmission shaft is fixed with an inclined plane disc, the inclined plane disc abuts against the second planar bearing, the other end of the transmission shaft is provided with a limiting groove and is sleeved with a limiting sleeve, and the center of the clutch block is positioned in the limiting groove and is in sliding connection with the limiting groove.

Preferably, the drive wheel includes the runner, the one end that fixed lid deviates from the casing main part is outside protruding, the center of runner is inside sunken, just the runner cover is located the protruding department of fixed lid and is rotated with fixed lid through the bearing and be connected, the surface of runner has evenly seted up the belt groove, the inner wall center department of runner is fixed with fixed ring gear, one side and the transmission shaft of separation and reunion piece offset, just the opposite side of separation and reunion piece evenly is fixed with the dogtooth, dogtooth and fixed ring gear cooperation.

Preferably, a spring is arranged in the limit groove, one end of the spring is embedded in the limit sleeve, and the other end of the spring is embedded in the clutch block.

Preferably, one end of the limiting sleeve, which deviates from the rotating wheel, is hexagonal and is sleeved with a limiting ring, one side of the limiting ring is abutted with a first plane bearing, and one end of the first plane bearing, which deviates from the limiting ring, is abutted with the rotating wheel.

Preferably, the inner wall of the fixed cover is provided with a sliding groove, the outer surface of the ejector block is fixed with a sliding block, and the sliding block is in sliding connection with the sliding groove.

Compared with the prior art, the invention has the beneficial effects that: this new energy automobile air conditioner compressor adopts novel clutching mechanism, need not electrified separation and reunion, and is more energy-conserving, reduces frictional force, and the consumption is lower.

(1) By fixing the fixed gear ring in the rotating wheel and connecting the clutch block on the transmission shaft in a sliding way, when the air compressor is not started, the clutch block is acted by the spring to enable the clutch block and the fixed gear ring to be in a separation state, the rotating wheel can idle on the fixed cover, when the air conditioner is started, the connecting rod is pushed by the electric push rod, the connecting rod drives the cam to rotate through the connecting rod, the ejecting block can be ejected, the ejecting block pushes the clutch block to be meshed with the fixed gear ring, at the moment, the rotating wheel can drive the transmission shaft to rotate through the clutch block, the bevel disk can be driven to circularly push the driving disk to rotate, so that the driving disk pushes the piston to do piston motion through the ball head connecting rod to compress air, when the electric push rod does not work, the electric push rod has self-locking property, and the connecting rod can be kept fixed after being pushed, so that the clutch block can be always meshed with the fixed gear ring, the problem that the electric clutch is needed is solved, and the endurance of the new energy automobile is further improved.

(2) Through the novel separation and reunion structure that sets up, solved the problem that the electromagnetism adsorbs the rotation frictional force that increases, made the power of engine output for the runner, can directly act on the driving medium to reduced frictional force, the consumption is lower, avoids excessively occupying engine power.

Drawings

FIG. 1 is a schematic view of the entire structure of the present invention;

FIG. 2 is a schematic cross-sectional elevation view of the structure of the present invention;

FIG. 3 is a side cross-sectional view of the main housing body of FIG. 2 in accordance with the present invention;

FIG. 4 is an enlarged view of the structure at A in FIG. 2 according to the present invention

FIG. 5 is a schematic view of the transmission member of FIG. 2 according to the present invention;

FIG. 6 is a schematic top view of the electric putter and the adapter rod of FIG. 2 according to the present invention;

FIG. 7 is a front cross-sectional view of the bevel disk and drive disk of FIG. 2 according to the present invention.

In the figure: 1. a case main body; 101. a cylinder barrel; 102. a piston cylinder; 103. a heat sink; 2. an end cap body; 21. a fixed cover; 22. a top cover; 23. a chute; 3. a driving wheel; 31. a rotating wheel; 32. a belt groove; 33. a fixed gear ring; 4. a limiting ring; 5. a transmission member; 51. a drive shaft; 52. a bevel disk; 53. a limiting sleeve; 54. a limiting groove; 55. a spring; 6. a first planar bearing; 7. a clutch block; 8. an electric push rod; 9. a connecting rod; 10. a connecting rod; 11. a cam; 12. a top block; 13. a ball head supporting shaft; 14. a drive disc; 15. a ball head connecting rod; 16. a piston; 17. a one-way valve plate; 18. sealing the cover; 19. a second planar bearing.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-7, an embodiment of the present invention is shown:

including casing main part 1, check valve block 17 and closing cap 18, casing main part 1 includes cylinder 101, five piston cylinders 102 have evenly been seted up in the cylinder 101, all swing joint has piston 16 in five piston cylinders 102, the one end of piston 16 is contradicted there is check valve block 17, and check valve block 17 is embedded on piston cylinder 102, closing cap 18 is fixed on cylinder 101 and is offseted with check valve block 17, five check valves and five pressure valves are equipped with on the check valve block 17, correspond with five piston cylinders 102 respectively, the flow direction of check valve is closing cap 18 to piston cylinder 102, the flow direction of pressure valve is opposite, this is prior art, do not do too much explanation here.

The cylinder 101 deviates from the one end of closing cap 18 and is provided with end cover main part 2, end cover main part 2 is including fixed lid 21 and top cap 22, top cap 22 is fixed at fixed lid 21 top, fixed lid 21 passes through the bolt and is connected fixedly with cylinder 101, the inside swing joint of fixed lid 21 has separation and reunion piece 7 and kicking block 12, and separation and reunion piece 7 offsets with kicking block 12, the side of kicking block 12 is embedded to have a third plane bearing, kicking block 12 passes through third plane bearing and kicking block 12 swing joint, reduce the frictional force between kicking block 12 and the separation and reunion piece 7.

The one end that kicking block 12 deviates from separation and reunion piece 7 is contradicted there is cam 11, the top of cam 11 is fixed with links up pole 10, links up pole 10 and comprises connecting axle and connecting strip, the connecting axle runs through fixed lid 21 and rotates with fixed lid 21 and is connected, the top of connecting axle is connected fixedly with the one end of connecting strip, the one end that the connecting strip deviates from the connecting axle articulates there is connecting rod 9, one side that connecting rod 9 deviates from links up pole 10 is provided with electric putter 8, electric putter 8 is fixed at the top of fixed lid 21, and electric putter 8's output is articulated with connecting rod 9, promote 9 through 8 work energy, make 9 promote the connecting strip, the connecting strip drives the connecting axle rotatory, make the connecting axle drive cam 11 rotate, kicking block 12 is moved in the top of cam 11, make kicking block 12 top move separation and reunion piece 7.

Further, as shown in fig. 3, heat dissipation grooves 103 are uniformly formed in the cylinder barrel 101, and the heat dissipation grooves 103 are distributed on the outer side of the piston cylinder 102, so that heat generated by the movement of the piston can be dissipated, and the heat dissipation effect is improved.

Further, as shown in fig. 2, fig. 3 and fig. 7, a ball head support shaft 13 is fixed at the center of the cylinder 101, one end of the ball head support shaft 13, which is away from the cylinder 101, is movably connected with a drive plate 14, a second planar bearing 19 is embedded in the surface of one side, which is away from the support shaft 13, of the drive plate 14, a ball head connecting rod 15 is uniformly and movably connected to the outer side of the drive plate 14, one end, which is away from the drive plate 14, of the ball head connecting rod 15 is movably connected with a piston 16, the drive plate 14 can tilt and swing on the ball head support shaft 13, so that the ball head connecting rod 15 can be pushed, and the ball head connecting rod 15 drives the piston 16 to move in a telescopic manner in the piston cylinder 102.

Further, as shown in fig. 2, 4 and 5, the inner wall of the fixed cover 21 is movably connected with a transmission member 5, the transmission member 5 includes a transmission shaft 51, one end of the transmission shaft 51 is fixed with a bevel disc 52, the bevel disc 52 abuts against the second planar bearing 19, when the transmission shaft 51 drives the bevel disc 52 to rotate, the second planar bearing 19 can be pushed, so that the driving disc 14 swings left and right, the second planar bearing 19 can reduce the friction between the bevel disc 52 and the driving disc 14, when the bevel disc 52 rotates, the second planar bearing 19 can push the periphery of the driving disc 14 to swing left and right, so that the driving disc 14 can push the ball head connecting rod 15 to swing left and right.

Spacing groove 54 has been seted up to the other end of transmission shaft 51 and has been cup jointed spacing sleeve 53, be used for spacing to separation and reunion piece 7, the center department of separation and reunion piece 7 is located spacing groove 54 and with spacing groove 54 sliding connection, make separation and reunion piece 7 can slide in transmission shaft 51, it is rotatory also to drive transmission shaft 51 simultaneously, during the assembly, separation and reunion piece 7 inserts spacing groove 54 from the left side earlier, spacing sleeve 53 covers and carries on spacingly to separation and reunion piece 7 in the side that transmission shaft 51 left end was supporting spacing groove 54, spacing sleeve 53 can be connected fixedly with transmission shaft 51 through helicitic texture, also can be connected fixedly with transmission shaft 51 through the bolt.

Further, as shown in fig. 2 and 4, a transmission wheel 3 is movably connected to an outer portion of the fixing cover 21, the transmission wheel 3 includes a rotating wheel 31, one end of the fixing cover 21, which is away from the housing body 1, protrudes outward, a center of the rotating wheel 31 is recessed inward, the rotating wheel 31 is sleeved at the protruding portion of the fixing cover 21 and is rotatably connected with the fixing cover 21 through a bearing, so that the rotating wheel 31 can stably rotate on the fixing cover 21, a belt groove 32 is uniformly formed on an outer surface of the rotating wheel 31 to facilitate fixing of a belt, a fixing toothed ring 33 is fixed at a center of an inner wall of the rotating wheel 31, the fixing toothed ring 33 is integrally connected and fixed with the rotating wheel 31, toothed blocks are uniformly distributed on a surface of one end of the fixing toothed ring 33, opposite ends of the clutch block 7 and the fixing toothed ring 33 are uniformly fixed with convex teeth matched with the toothed blocks, the convex teeth are matched with the fixing toothed ring 33, when the clutch block 7 is meshed with the fixing toothed ring 33, the rotating wheel 31 can drive the clutch block 7 to rotate through the fixing toothed ring 33, thereby rotating the transmission shaft 51.

Further, as shown in fig. 4-5, a spring 55 is disposed in the limiting groove 54, one end of the spring 55 is embedded in the limiting sleeve 53, and the other end of the spring 55 is embedded in the clutch block 7, and the spring 55 plays a role of providing elasticity for the clutch block 7, so that the clutch block 7 can always maintain the state shown in fig. 4 when no external force is applied.

Further, as shown in fig. 2 and 4, the end of the limiting sleeve 53 departing from the rotating wheel 31 is hexagonal and is sleeved with the limiting ring 4, the hexagonal design facilitates the limiting sleeve 53 to be twisted by an external tool, one side of the limiting ring 4 is abutted with the first plane bearing 6, and the end of the first plane bearing 6 departing from the limiting ring 4 is abutted with the rotating wheel 31, so that the friction force between the limiting ring 4 and the first plane bearing 6 is reduced.

Further, as shown in fig. 2, a sliding groove 23 is formed in an inner wall of the fixed cover 21, a sliding block is fixed on an outer surface of the top block 12, the sliding block is in sliding connection with the sliding groove 23 to maintain the movement stability of the top block 12 in the fixed cover 21, and a sliding bearing, not shown, is installed between the top block 12 and the clutch block 7 to reduce the friction force between the top block 12 and the clutch block 7.

The working principle is as follows: when in use, a belt linked with an engine from the outside is sleeved in the belt groove 32, so that the rotating wheel 31 can be driven by the engine through the belt.

When the air conditioner is not started, the air compressor does not work, the clutch block 7 is acted by the spring 55, the clutch block 7 and the fixed gear ring 33 are in a separated state, the rotating wheel 31 only idles on the fixed cover 21, and the driving of the vehicle by the engine is not influenced.

When the air conditioner is started, the electric push rod 8 is instructed to work, the electric push rod 8 works to push the connecting rod 9, the connecting rod 9 drives the cam 11 to rotate through the connecting rod 10, the ejector block 12 can be ejected, the ejector block 12 pushes the clutch block 7 to be meshed with the fixed gear ring 33, at the moment, the rotating wheel 31 can drive the clutch block 7 to rotate through the fixed gear ring 33, the clutch block 7 can synchronously drive the transmission shaft 51 to rotate due to the fact that the clutch block 7 is inserted into the limiting groove 54, the transmission shaft 51 pushes the driving disc 14 to rotate on the ball head supporting shaft 13 through the inclined disc 52, and due to the fact that the side, abutted against the driving disc 14, of the inclined disc 52 is an inclined plane, when the inclined disc 52 rotates, the outer side of the driving disc 14 can be pushed to swing left and right, the driving disc 14 drives the five ball head connecting rods 15 to move left and right, so that the five pistons 16 are driven to repeatedly stretch left and right in the five piston cylinders 102, and the pistons 16 can compress air in the piston cylinders 102 due to move right, after being compressed, the air is discharged into the sealing cover 18 through the one-way valve plate 17, the piston 16 moves leftwards, and the air in the sealing cover 18 can be pumped into the piston cylinder 102 for the next compression.

After the air conditioner is closed, the electric push rod 8 is closed, the connecting rod 9 is pulled to move reversely, the connecting rod 9 drives the cam 11 to rotate reversely through the connecting rod 10 to be far away from the jacking block 12, at the moment, the clutch block 7 loses contact, the spring 55 rebounds to jack the clutch block 7, the clutch block 7 is enabled to be jacked away from the fixed toothed ring 33, and the rotating wheel 31 can idle on the fixed cover 21.

The one-way valve plate 17 is a valve that opens only when subjected to a certain pressure, and for the prior art, it is not described herein in more detail, and two ports on the cover 18 are used for connecting an external condenser and an expansion valve.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.