CN202300895U - Air compressor of large-discharge capacity two-way inclined plate automobile air conditioner - Google Patents
Air compressor of large-discharge capacity two-way inclined plate automobile air conditioner Download PDFInfo
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- CN202300895U CN202300895U CN2011202540025U CN201120254002U CN202300895U CN 202300895 U CN202300895 U CN 202300895U CN 2011202540025 U CN2011202540025 U CN 2011202540025U CN 201120254002 U CN201120254002 U CN 201120254002U CN 202300895 U CN202300895 U CN 202300895U
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- rotor housing
- bank rotor
- main shaft
- bonnet
- protecgulum
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Abstract
The utility model discloses an air compressor of a large-discharge capacity two-way inclined plate automobile air conditioner, which includes components as a front cover, wherein a main shaft is inserted into the front cover; two main shaft bearings and two pairs of plane thrust bearings are mounted on a front cylinder body and a rear cylinder body adjacent to the end surface of an inclined plate; the plane thrust bearing consists of an inner thrust sheet, a needle roller thrust bearing and an outer thrust sheet; the inner thrust sheet is closely attached to the end surface of the inclined plate; the outer thrust sheet is closely attached to a thrust insert bush; a sliding shoe is arranged between a piston and the inclined plate; the front cylinder body and the rear cylinder body are fastened and connected through a cylinder bolt; the contact surface of the cylinder bolt and the front cylinder body is sealed through a first washer; the contact surface of a front cover bolt and the front cover is sealed through a second washer; the front cylinder body and the rear cylinder body are sealed through a third O-shaped ring; and a shaft seal for the rotary sealing of the main shaft is mounted on the front cover adjacent to the center of the front cylinder body. The air compressor of the large-discharge capacity two-way inclined plate automobile air conditioner meets the requirements of large buses or refrigerator cars, and improves the energy efficiency ratio of the compressor.
Description
Technical field
The utility model relates to a kind of automobile air conditioner compressor, the two-way ramp type automobile air conditioner compressor of particularly a kind of big discharge capacity.
Background technique
To have advantage such as simple in structure, that volume is little, efficient is high, noise is little with respect to traditional compressor structures such as crankshaft connecting rod type or unidirectional rocking plate type compressors rapid at developed recently for the compressor of two-way ramp type in the automobile air conditioner compressor.But so far for this reason; Still be not used in now the two-way ramp type automobile air conditioner compressor of big discharge capacity of coach or refrigerator car, its main difficult technical concentrates on the structural design after the increasing design of compressor, the problems such as sealability lubricated and compressor of each moving element are not solved.
The model utility content
The utility model technical problem to be solved provides the two-way ramp type automobile air conditioner compressor of a kind of big discharge capacity; The design of magnifying of its structure with two-way ramp type; Solve existing the basis of technical problem on make its needs that satisfy coach or refrigerator car, substitute the Energy Efficiency Ratio that traditional compressor such as existing crankshaft connecting rod type improves compressors.
For solveing the technical problem; The utility model provides a kind of big discharge capacity two-way ramp type automobile air conditioner compressor; It is characterized in that; It comprises protecgulum, main shaft, protecgulum pad, preceding plate member, crawler shoe, piston, locating stud, the 2nd O type circle, suction valve chip, back plate member, bonnet pad, main shaft bearing, bonnet, needle roller thrust bearing, rear-bank rotor housing, the 3rd O type circle, interior thrusting plate, extrapolability sheet, first packing ring, cylinder bolt, second packing ring, preceding bonnet bolt, axle envelope, thrust edge cover, front-bank rotor housing, swash plate; Main shaft is inserted in the protecgulum, near the position of swash plate end face two main shaft bearings and two secondary plain thrust bearings is installed at front-bank rotor housing, rear-bank rotor housing, and plain thrust bearing is made up of interior thrusting plate, needle roller thrust bearing, extrapolability sheet; Interior thrusting plate is close on the end face of swash plate; The extrapolability sheet is close to the thrust edge and puts, and crawler shoe positions with three groups of locating studs respectively between protecgulum, front-bank rotor housing, rear-bank rotor housing, bonnet between piston and swash plate; Front-bank rotor housing and rear-bank rotor housing are fastenedly connected through cylinder bolt; The surface of contact of cylinder bolt and front-bank rotor housing seals with first packing ring, with preceding bonnet bolt protecgulum, front-bank rotor housing, rear-bank rotor housing, bonnet is fastenedly connected, and the surface of contact of preceding bonnet bolt and protecgulum seals with second packing ring; The 2nd O type circle, protecgulum pad, preceding plate member, suction valve chip are installed between protecgulum and front-bank rotor housing; Bonnet pad, back plate member and the 2nd O type circle and suction valve chip are installed between rear-bank rotor housing and the bonnet, between front-bank rotor housing and rear-bank rotor housing, seal, the axle envelope of the rotary seal that is used for main shaft is housed near the central position of front-bank rotor housing at protecgulum with the 3rd O type circle.
Preferably, on the main shaft of bonnet near the central position of rear-bank rotor housing, be provided with a pinion pump, gear pump is made up of oil pump external gear and oil pump internal gear, and the oil pump inner gear housing is in the outside of oil pump external gear.
Preferably, said rear-bank rotor housing top intakeport and relief opening are designed with the dust cover parts respectively, and the dust cover parts are connected with rear-bank rotor housing through bolt.
Preferably, said crawler shoe is shaped as hemisphere.
Preferably, said main shaft is a hollow-core construction, and main shaft is connected to form through soldering point by main shaft and plug.
Preferably, the front end of said main shaft is provided with the involute splines that is used to connect the clutch sucker.
Preferably, between said main shaft and the swash plate interference fit, be designed with spline at main shaft and swash plate cooperation position, the tooth depth of spline is 0.3-1.2mm.
The positive progressive effect of the utility model is: the two-way ramp type automobile air conditioner compressor of the big discharge capacity of the utility model has solved the problems such as sealability of the lubricated and compressor of the structural design of two-way tilted-plate compressor after strengthening design, each moving element, has continued two-way tilted-plate compressor and has had advantages such as simple in structure, that volume is little, efficient is high, noise is little; Main shaft is a hollow-core construction simultaneously, alleviates the weight of compressor like this, has reduced the compressor power consumption simultaneously.Make the more energy-conservation and lightweight of compressor.
Description of drawings
Fig. 1 is the structural representation of the two-way ramp type automobile air conditioner compressor of the big discharge capacity of the utility model.
Fig. 2 is the working principle schematic representation of the two-way ramp type automobile air conditioner compressor of the big discharge capacity of the utility model.
Fig. 3 is the concrete structure schematic representation of main shaft in the utility model.
Embodiment
Lift a preferred embodiment below, and combine accompanying drawing to come the clearer the utility model of intactly explaining.
As shown in Figure 1, the two-way ramp type automobile air conditioner compressor of the big discharge capacity of the utility model comprises protecgulum 1, main shaft 2, protecgulum pad 3, preceding plate member 4, lifting bolt 5, crawler shoe 6, plug cock screw 7, an O type circle, dust cover parts 9, filtering net part, bolt, piston 12, locating stud 13, the 2nd O type circle 14, suction valve chip 15, back plate member 16, bonnet pad 17, oil pump internal gear 18, oil pump external gear 19, main shaft bearing 20, bonnet 21, needle roller thrust bearing 22, rear-bank rotor housing 23, the 3rd O type circle 24, interior thrusting plate 25, extrapolability sheet 26, first packing ring 27, cylinder bolt 28, second packing ring 29, preceding bonnet bolt 30, axle envelope 31, thrust edge cover 32, front-bank rotor housing 33, swash plate 34, installation foot 35.
Form frame by protecgulum 1, front-bank rotor housing 33, rear-bank rotor housing 23, bonnet 21.Crawler shoe 6 between piston 12 and swash plate 34, crawler shoe 6 be shaped as hemisphere.Near the position of swash plate 34 end faces two main shaft bearings 20 and two secondary plain thrust bearings are installed at front-bank rotor housing 33, rear-bank rotor housing 23.Plain thrust bearing is made up of interior thrusting plate 25, needle roller thrust bearing 22, extrapolability sheet 26.Interior thrusting plate 25 is close on the end face of swash plate 34, and extrapolability sheet 26 is close on the thrust edge cover 32.Between protecgulum 1, front-bank rotor housing 33, rear-bank rotor housing 23, bonnet 21, use three groups of (totally six) locating studs 13 to position respectively.Front-bank rotor housing 33 is fastenedly connected through cylinder bolt 28 with rear-bank rotor housing 23.Cylinder bolt 28 seals with first packing ring 27 with the surface of contact of front-bank rotor housing 33.With preceding bonnet bolt 30 protecgulum 1, front-bank rotor housing 33, rear-bank rotor housing 23, bonnet 21 are fastenedly connected in addition.Bonnet bolt 30 seals with second packing ring 29 with the surface of contact of protecgulum 1 before same.The material of first packing ring 27 and second packing ring 29 is copper or aluminium.The 2nd O type circle 14, protecgulum pad 3, preceding plate member 4, suction valve chip 15 are installed between protecgulum 1 and front-bank rotor housing 33.The 2nd O type circle 14, bonnet pad 17, back plate member 16, suction valve chip 15 are installed between rear-bank rotor housing 23 and the bonnet 21.Between front-bank rotor housing 33 and rear-bank rotor housing 23, seal with the 3rd O type circle 24.Near the central position of front-bank rotor housing 33 rotary seal that axle envelope 31 is used for main shaft 2 is housed at protecgulum 1.On the main shaft 2 of bonnet 21, be provided with a pinion pump near rear-bank rotor housing 23 central positions.Gear pump is made up of oil pump external gear 19 and oil pump internal gear 18.Exposed gears such as involute that gear pump can be designed to use always or cycloid.Oil pump external gear 19 centers are designed with a flat hole and cooperate with the flat axle of spindle nose, and oil pump external gear 19 is rotated with main shaft.Oil pump internal gear 18 is enclosed within the outside of oil pump external gear 19, and oil pump internal gear 18 is assemblied in the gear hole of bonnet 21 with oil pump external gear 19 jointly.
Above front-bank rotor housing 33 housings, be designed with when a lifting bolt 5 is used for moving the installation compressor and lift by crane.Intakeport and relief opening are designed with dust cover parts 9 respectively above rear-bank rotor housing 23.Dust cover parts 9 are connected with rear-bank rotor housing 23 through bolt (not shown).Be designed with a filtering net part (not shown) at intakeport and prevent that the minute impurities in the air-conditioning system from getting into compressor.Simultaneously above rear-bank rotor housing 23 shells, design oil hole, and seal with a plug cock screw 7 and an O type circle (not shown).But actual demand design and installation high-voltage safety Decompression valves in the position, high-pressure area of bonnet 21 36 root a tree name air-conditioning systems.Position, high-pressure area 36 is meant that an annular high-pressure area of bonnet is in arbitrary position of leaning on the bonnet outside.But the actual demand design and installation refrigerant of 37 root a tree name air-conditioning systems replenishes fill valve in the position, area of low pressure of bonnet 21.Position, area of low pressure 37 is meant that an annular high-pressure area of bonnet is in arbitrary position of leaning on the bonnet outside.Be designed with 12 installation feet 35 that are used to be installed on the vehicle compressor support altogether in the outside of front-bank rotor housing, rear-bank rotor housing housing.
The working principle of the two-way ramp type automobile air conditioner compressor of the big discharge capacity of the utility model is following: by shown in Figure 2, when main shaft 2 rotations, drive swash plate 34 and rotate together.It is reciprocating in the cylinder hole of rear-bank rotor housing 23 that swash plate 34 promotes piston 12 through crawler shoe 6; This moment, gas from the cold media air rear-bank rotor housing 23 that intakeport is come in went out the pressing chamber c of low pressure chamber a that passage gets into bonnet 21 suction port through back plate member 16 and suction valve chip 15 (the common Aspirating valves with one-way valve effect that forms of the thrust mouth of suction port and suction valve chip and cylinder body, make gas can only get into pressing chamber c and can not be through this hole discharge) entering piston and rear-bank rotor housing formation.Make gas form the hyperbaric chamber b of the relief opening entering bonnet 21 of high pressure plate member 16 through reciprocating motion of the pistons extruding compression chamber volume from the back.And get into air-conditioning system from relief opening through the high-pressure channel in the rear-bank rotor housing 23.Front-bank rotor housing 33 is same as described above with the working principle of protecgulum 1 and piston 12.
By shown in Figure 2; The utility model can form a compressor lubrication system; The structure of compressor lubrication system is specific as follows: trapped fuel chamber H of design below front-bank rotor housing and rear-bank rotor housing, 1 to 7 logical oil groove of design between the swash plate chamber G of trapped fuel chamber and front and back cylinder body.Can design a plurality of logical oil grooves between trapped fuel chamber H and the swash plate chamber G but lead to the oily gross area should be less than 1/5th of cross-section area between trapped fuel chamber and the swash plate chamber.Otherwise swash plate possibly stir trapped fuel in the grease chamber when rotated.Influence oil pump and swash plate work.Design oilhole Y5 and oil groove Y6 on rear-bank rotor housing.Oilhole through on valve plate and the suction valve chip leads to the gear pump on the bonnet.Gear pump gets into hollow spindle through the oil inlet hole Y of design on main shaft under the driving of main shaft.Be designed with four oil outlets on the main shaft altogether: the main shaft bearing 20 of the gap entering rear-bank rotor housing that the fluid of the first oil outlet Y1 forms between valve plate and main shaft, and through finally getting into trapped fuel chamber H through main shaft and thrust edge cover formation gap Y12 entering swash plate chamber G again behind the main shaft bearing gap Y11.The first oil outlet Y1 is mainly the main shaft bearing design on the lubricated rear-bank rotor housing.Second oil outlet Y2 design is in the position of the high point in swash plate the right.The fluid of the second oil outlet Y2 is through being thrown to fluid on the right tilted surface of swash plate by the bearing of high speed rotating behind the plain thrust bearing slit, and finally gets into trapped fuel chamber H.The second oil outlet Y2 is mainly lubricated the right plain thrust bearing and swash plate right tilted surface (comprising the crawler shoe that rubs mutually with the swash plate face) and designs.The position (becoming 180 degree positions) of the 3rd oil outlet Y3 design high point on the swash plate left side with the second oil outlet Y2.The fluid of the 3rd oil outlet Y3 is through being thrown to fluid on the left tilted surface of swash plate by the bearing of high speed rotating behind the plain thrust bearing slit, and finally gets into trapped fuel chamber H.The 3rd oil outlet Y3 is mainly lubricated left side plain thrust bearing and swash plate left tilted surface (comprising the crawler shoe that rubs mutually with the swash plate face) and designs.The 4th oil outlet Y4 design is between protecgulum axle envelope and preceding plate member 4.The fluid of the 4th oil outlet Y4 gets into the gap Y41 of front-bank rotor housing main shaft bearing through the gap of preceding plate member and main shaft, the gap Y42 that gets into front-bank rotor housing thrust edge cover and main shaft again gets into swash plate chamber G and finally gets into trapped fuel chamber H.The 4th oil outlet Y4 is mainly the main shaft bearing design on the lubricated front-bank rotor housing.
By shown in Figure 3, the main shaft 2 that the utility model designed is hollow-core construction.Main shaft 2 is connected to form through soldering point 202 by main shaft 201 and plug 204.Be provided with involute splines 205 at the front end of main shaft and be used to connect the clutch sucker.Be designed with spline 203 at main shaft 2 and swash plate 34 cooperation positions, the tooth depth of this spline is 0.3-1.2mm, guarantees that main shaft cooperates with swash plate not produce skidding.Main shaft 2 cooperates the employing interference fit with swash plate 34, its magnitude of interference is 0.04-0.15mm.
Though more than described the embodiment of the utility model; But those skilled in the art is to be understood that; These only illustrate, and under the prerequisite of principle that does not deviate from the utility model and essence, can make numerous variations or modification to these mode of executions.Therefore, the protection domain of the utility model is limited appended claims.
Claims (7)
1. two-way ramp type automobile air conditioner compressor of big discharge capacity; It is characterized in that; It comprises protecgulum, main shaft, protecgulum pad, preceding plate member, crawler shoe, piston, locating stud, the 2nd O type circle, suction valve chip, back plate member, bonnet pad, main shaft bearing, bonnet, needle roller thrust bearing, rear-bank rotor housing, the 3rd O type circle, interior thrusting plate, extrapolability sheet, first packing ring, cylinder bolt, second packing ring, preceding bonnet bolt, axle envelope, thrust edge cover, front-bank rotor housing, swash plate; Main shaft is inserted in the protecgulum; Near the position of swash plate end face two main shaft bearings and two secondary plain thrust bearings are installed at front-bank rotor housing, rear-bank rotor housing; Plain thrust bearing is made up of interior thrusting plate, needle roller thrust bearing, extrapolability sheet, and interior thrusting plate is close on the end face of swash plate, and the extrapolability sheet is close to the thrust edge and puts; Crawler shoe is between piston and swash plate; Between protecgulum, front-bank rotor housing, rear-bank rotor housing, bonnet, position with three groups of locating studs respectively, front-bank rotor housing and rear-bank rotor housing are fastenedly connected through cylinder bolt, and the surface of contact of cylinder bolt and front-bank rotor housing seals with first packing ring; With preceding bonnet bolt protecgulum, front-bank rotor housing, rear-bank rotor housing, bonnet are fastenedly connected; The surface of contact of preceding bonnet bolt and protecgulum seals with second packing ring, and the 2nd O type circle, protecgulum pad, preceding plate member, suction valve chip are installed between protecgulum and front-bank rotor housing, and bonnet pad, back plate member and the 2nd O type circle and suction valve chip are installed between rear-bank rotor housing and the bonnet; Between front-bank rotor housing and rear-bank rotor housing, seal, the axle envelope of the rotary seal that is used for main shaft is housed near the central position of front-bank rotor housing at protecgulum with the 3rd O type circle.
2. the two-way ramp type automobile air conditioner compressor of big discharge capacity as claimed in claim 1; It is characterized in that; On the main shaft of bonnet near the central position of rear-bank rotor housing, be provided with a pinion pump, gear pump is made up of oil pump external gear and oil pump internal gear, and the oil pump inner gear housing is in the outside of oil pump external gear.
3. the two-way ramp type automobile air conditioner compressor of big discharge capacity as claimed in claim 1 is characterized in that, said rear-bank rotor housing top intakeport and relief opening are designed with the dust cover parts respectively, and the dust cover parts are connected with rear-bank rotor housing through bolt.
4. the two-way ramp type automobile air conditioner compressor of big discharge capacity as claimed in claim 3 is characterized in that, said crawler shoe be shaped as hemisphere.
5. the two-way ramp type automobile air conditioner compressor of big discharge capacity as claimed in claim 1 is characterized in that said main shaft is a hollow-core construction, and main shaft is connected to form through soldering point by main shaft and plug.
6. the two-way ramp type automobile air conditioner compressor of big discharge capacity as claimed in claim 1 is characterized in that the front end of said main shaft is provided with the involute splines that is used to connect the clutch sucker.
7. the two-way ramp type automobile air conditioner compressor of big discharge capacity as claimed in claim 1 is characterized in that, is interference fit between said main shaft and the swash plate, is designed with spline at main shaft and swash plate cooperation position, and the tooth depth of spline is 0.3-1.2mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202540025U CN202300895U (en) | 2011-07-18 | 2011-07-18 | Air compressor of large-discharge capacity two-way inclined plate automobile air conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202540025U CN202300895U (en) | 2011-07-18 | 2011-07-18 | Air compressor of large-discharge capacity two-way inclined plate automobile air conditioner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202300895U true CN202300895U (en) | 2012-07-04 |
Family
ID=46369804
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011202540025U Expired - Lifetime CN202300895U (en) | 2011-07-18 | 2011-07-18 | Air compressor of large-discharge capacity two-way inclined plate automobile air conditioner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202300895U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102235337A (en) * | 2011-07-18 | 2011-11-09 | 上海光裕汽车空调压缩机有限公司 | High-displacement bidirectional sloping plate type automobile air-conditioner compressor |
-
2011
- 2011-07-18 CN CN2011202540025U patent/CN202300895U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102235337A (en) * | 2011-07-18 | 2011-11-09 | 上海光裕汽车空调压缩机有限公司 | High-displacement bidirectional sloping plate type automobile air-conditioner compressor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 201807 No. 220, Austin Road, North Development Zone, Shanghai, Jiading District Patentee after: SHANGHAI GUANGYU AUTOMOBILE AIR CONDITIONING COMPRESSOR CO., LTD. Address before: 201807 No. 220, Austin Road, North Development Zone, Shanghai, Jiading District Patentee before: Shanghai Guangyu Automotive Air Conditioning Compressor Co., Ltd. |
|
| CP03 | Change of name, title or address |
Address after: 201815 No. 220, new Dian Road, North Development Zone, Jiading District, Shanghai Patentee after: Shanghai Guangyu Automotive Air Conditioning Compressor Co., Ltd. Address before: 201807 No. 220, new Dian Road, North Development Zone, Jiading District, Shanghai Patentee before: SHANGHAI GUANGYU AUTOMOBILE AIR CONDITIONING COMPRESSOR CO., LTD. |
|
| CP03 | Change of name, title or address | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120704 |
|
| CX01 | Expiry of patent term |