CN212672013U - High-reliability sealed automobile air conditioner compressor - Google Patents
High-reliability sealed automobile air conditioner compressor Download PDFInfo
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- CN212672013U CN212672013U CN202021572978.2U CN202021572978U CN212672013U CN 212672013 U CN212672013 U CN 212672013U CN 202021572978 U CN202021572978 U CN 202021572978U CN 212672013 U CN212672013 U CN 212672013U
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Abstract
The utility model discloses a sealed vehicle air conditioner compressor of high reliability, including cylinder body, front end housing and rear end cap, the seal groove includes that first minute groove and second divide the groove, and first minute groove and second divide the groove to be "the [" type groove that the lock formed the closed slot, and the sealing washer is divided the groove and is all formed three sealed point with first minute groove and second at least after the seal groove is extrudeed. This vehicle air conditioner compressor makes cylinder body and front end housing and rear end cap components of a whole that can function independently to set up special seal structure between cylinder body and front end housing and rear end cap, through the setting of sealing washer specification and seal groove shape and specification, make to form six at least sealing points between sealing washer and seal groove, can effectively improve vehicle air conditioner compressor's sealing performance, with the working conditions of better adaptation vehicle air conditioner compressor under environments such as vibration, this utility model is used for vehicle air conditioner compressor field.
Description
Technical Field
The utility model relates to a vehicle air conditioner compressor technical field, in particular to sealed vehicle air conditioner compressor of high reliability.
Background
The automobile air conditioner compressor is a key part of an automobile air conditioner, the automobile air conditioner compressor is filled with a refrigerant, and if the refrigerant leaks, the refrigerating capacity of the air conditioner is reduced or even fails. Therefore, the sealing requirements of the components are high.
Meanwhile, the automobile air-conditioning compressor is arranged on an engine of an automobile, so that the automobile air-conditioning compressor vibrates greatly in the running process of the automobile, and the sealing performance requirement of the air-conditioning compressor is further improved.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve one of the technical problem that exists among the prior art at least, provide a sealed vehicle air conditioner compressor of high reliability, can effectively improve vehicle air conditioner compressor's sealing performance, improve vehicle air conditioner compressor to the adaptability of environment.
According to the embodiment of the first aspect of the utility model, a sealed vehicle air conditioner compressor of high reliability is provided, including be equipped with the inside cavity the cylinder body with set up in the front end housing and the rear end cap at both ends around the cylinder body, between the terminal surface of front end housing and the preceding terminal surface of cylinder body and the terminal surface of rear end cap with all be equipped with the seal groove between the rear end surface of cylinder body and install in sealing washer in the seal groove, the seal groove includes first minute groove and second minute groove, first minute groove and second minute groove set up respectively in the both sides of sealing washer, first minute groove with the second minute groove is the lock and forms "[" type groove of closed slot, the sealing washer is in after the seal groove is extrudeed with first minute groove with the second minute groove all forms three sealed point at least.
Has the advantages that: according to the high-reliability sealed automobile air-conditioning compressor, the cylinder body, the front end cover and the rear end cover are manufactured in a split mode, a special sealing structure is arranged between the cylinder body and the front end cover as well as between the cylinder body and the rear end cover, at least six sealing points are formed between the sealing ring and the sealing groove through the specification of the sealing ring and the shape and specification of the sealing groove, the sealing performance of the automobile air-conditioning compressor can be effectively improved, and the working conditions of the automobile air-conditioning compressor in environments such as vibration and the like can be better adapted.
According to the utility model discloses the embodiment of the first aspect the sealed vehicle air conditioner compressor of high reliability, the cylinder body is including the preceding jar and the back jar of mutual concatenation, preceding jar and back jar within a definite time be equipped with the seal groove and place in sealing washer in the seal groove.
According to the utility model discloses the embodiment of the first aspect the sealed vehicle air conditioner compressor of high reliability, the sealing washer with first both sides face and bottom surface or the top surface that divides the groove and second all form sealed point between.
According to the utility model discloses the embodiment of first aspect the sealed vehicle air conditioner compressor of high reliability, the sealing washer with first minute groove and second divide and form first sealed point and second sealed point between the both sides face of inslot wall respectively, the sealing washer with first minute groove and second divide and form third sealed point, each between the top surface of inslot wall or the bottom surface of inslot wall to be separated sealed point is interrupted and is formed the air gap.
According to the utility model discloses the embodiment of first aspect the sealed vehicle air conditioner compressor of high reliability, first minute groove and second divide and form the seal groove that the cross-section is the square behind the groove lock.
According to the utility model discloses the embodiment of the first aspect the sealed vehicle air conditioner compressor of high reliability, the groove width of seal groove equals 0.7 ~ 0.75 times the diameter of sealing washer.
According to the utility model discloses the embodiment of the first aspect the sealed vehicle air conditioner compressor of high reliability, the cross sectional area of seal groove does 0.92 ~ 0.95 times of sealing washer cross sectional area.
According to the utility model discloses the embodiment of the first aspect the sealed vehicle air conditioner compressor of high reliability, the sealing washer is O type sealing washer.
According to the utility model discloses the embodiment of first aspect the sealed vehicle air conditioner compressor of high reliability, be equipped with the main shaft in the cylinder body, install in epaxial sloping cam plate with install in the piston of sloping cam plate end.
According to the utility model discloses the embodiment of the first aspect the sealed vehicle air conditioner compressor of high reliability, the main shaft stretches out the front end housing, clutch assembly is installed to the output of main shaft.
Drawings
The present invention will be further described with reference to the accompanying drawings and examples;
fig. 1 is a schematic view of the overall structure of an embodiment of the present invention;
fig. 2 is the embodiment of the present invention shows a matching structure between the sealing ring and the sealing groove.
Detailed Description
This section will describe in detail the embodiments of the present invention, preferred embodiments of the present invention are shown in the attached drawings, which are used to supplement the description of the text part of the specification with figures, so that one can intuitively and vividly understand each technical feature and the whole technical solution of the present invention, but they cannot be understood as the limitation of the protection scope of the present invention.
In the description of the present invention, it should be understood that the orientation or positional relationship indicated with respect to the orientation description, such as up, down, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, a plurality of means are one or more, a plurality of means are two or more, and the terms greater than, less than, exceeding, etc. are understood as not including the number, and the terms greater than, less than, within, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.
In the description of the present invention, unless there is an explicit limitation, the words such as setting, installation, connection, etc. should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above words in combination with the specific contents of the technical solution.
Referring to fig. 1 and 2, a high-reliability sealed automobile air conditioner compressor includes a cylinder body 100 having an internal hollow cavity, and a front end cover 200 and a rear end cover 300 disposed at front and rear ends of the cylinder body 100, wherein a sealing groove 400 and a sealing ring 500 installed in the sealing groove 400 are disposed between an end surface of the front end cover 200 and a front end surface of the cylinder body 100 and between an end surface of the rear end cover 300 and a rear end surface of the cylinder body 100, the sealing groove 400 includes a first sub-groove and a second sub-groove, the first sub-groove and the second sub-groove are disposed at two sides of the sealing ring 500, the first sub-groove and the second sub-groove are both "[" type grooves fastened to form a closed groove, and the sealing ring 500 forms at least three sealing points with the first sub-groove and the second sub-groove after the.
According to the high-reliability sealed automobile air-conditioning compressor, the cylinder body 100, the front end cover 200 and the rear end cover 300 are manufactured in a split mode, a special sealing structure is arranged between the cylinder body 100 and the front end cover 200 and between the cylinder body and the rear end cover 300, at least six sealing points are formed between the sealing ring 500 and the sealing groove 400 through the arrangement of the specification of the sealing ring 500 and the shape and specification of the sealing groove 400, the sealing performance of the automobile air-conditioning compressor can be effectively improved, and the working conditions of the automobile air-conditioning compressor in environments such as vibration and the like can be better adapted.
In the automobile air conditioner compressor, the specification of the sealing groove 400 is reasonably arranged, the size of the sealing ring 500 is reasonably selected, the sealing ring 500 is compressed by the sealing groove 400 after being installed in the sealing groove 400, one sealing point is formed on each side surface of the inner wall of the first sub-groove and the inner wall of the second sub-groove which form the sealing groove 400, and the defect of poor sealing effect caused by the fact that only two sealing points on the top surface and the bottom surface exist between the sealing ring 500 and the sealing groove 400 in the prior art is avoided.
In some embodiments, the cylinder block 100 includes a front cylinder 101 and a rear cylinder 102 which are spliced together, a sealing groove 400 is disposed between the front cylinder 101 and the rear cylinder 102, and a sealing ring 500 is disposed in the sealing groove 400.
In some embodiments, the sealing ring 500 forms a sealing point with both sides and bottom or top of the first and second sub-grooves.
The cylinder body 100 adopts a front cylinder 101 and a rear cylinder 102 which are spliced front and back, and the front cylinder 101 and the rear cylinder 102 adopt the matching between the sealing ring 500 with the same sealing performance and the sealing groove 400, so that the compression sealing performance of the automobile air conditioner is effectively guaranteed, and the integral anti-vibration performance of the automobile air conditioner compressor can be improved.
In some of these embodiments, the sealing ring 500 forms a first sealing point 410 and a second sealing point 420 with the two sides of the inner walls of the first sub-groove and the second sub-groove, respectively, and the sealing ring 500 forms a third sealing point 430 with the top or bottom surfaces of the inner walls of the first sub-groove and the second sub-groove, each of which is not open to form an air gap.
In some embodiments, the first sub-groove and the second sub-groove are fastened to form a sealing groove 400 with a square cross section.
In some embodiments, the width of the sealing groove 400 is equal to 0.7-0.75 times the diameter of the sealing ring 500.
In some embodiments, the cross-sectional area of the seal groove 400 is 0.92-0.95 times the cross-sectional area of the seal ring 500.
In some of these embodiments, seal ring 500 is an O-ring seal.
In this vehicle air conditioner compressor, divide the seal groove 400 that forms behind the groove amalgamation with first minute groove and second to set up to the square, through the size of the sealing washer 500 of selecting reasonable specification, can make sealing washer 500 extruded the back, except that bottom surface and top surface form sealed point, also can all form sealed point in both sides and the inner wall both sides of first minute groove and second minute groove, and form the air gap between each sealed point, can prevent that sealing washer 500 from sliding in seal groove 400, guarantee its sealing performance that can be better.
In some embodiments, a main shaft 110, a swash plate 120 mounted on the main shaft 110, and pistons 130 mounted at ends of the swash plate 120 are provided in the cylinder block 100.
In some of these embodiments, the main shaft 110 extends out of the front end cap 200, and the output end of the main shaft 110 is fitted with the clutch assembly 140.
Referring to fig. 2, the high-reliability sealing structure used in the air conditioner compressor of the vehicle has a sealing surface between the two parts which are spliced together, and an O-ring is interposed between the two parts to achieve reliable sealing. The sealing groove 400 is machined between the two parts, the size of the sealing groove 400 is well controlled according to the performance and the size of the sealing ring 500, the sealing ring 500 is placed in the sealing groove 400, and after the two mutually spliced parts are assembled, the sealing ring 500 is extruded and deformed to form the sealing structure in fig. 2.
Three sealing points, namely a first sealing point 410, a second sealing point 420 and a third sealing point 430 are formed in the inner wall of the first sub-groove of one part, and three sealing points, namely the first sealing point 410, the second sealing point 420 and the third sealing point 430 are formed in the inner wall of the second sub-groove of the other part, so that the sealing capacity is increased by three times compared with the common sealing structure, namely three sealing rings 500 are used on one sealing surface, and the sealing reliability is greatly improved.
The sealing structure of the automobile air conditioner compressor has the advantages that the proportional relation between the sectional area S1 of the sealing groove 400 and the sectional area S2 of the sealing ring 500 is strictly controlled in use, the cylinder body 100 cannot be normally locked due to the fact that the section S2 of the sealing ring 500 is too large, the section S2 of the sealing ring 500 is too small, sealing performance is reduced, and after multiple tests, the optimal proportional relation is achieved when S2/S1 is 0.92-0.95.
The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art.
Claims (10)
1. The utility model provides a sealed vehicle air conditioner compressor of high reliability which characterized in that: including be equipped with the cylinder body of cavity in inside with set up in the front end housing and the rear end cap at both ends around the cylinder body, between the terminal surface of front end housing and the preceding terminal surface of cylinder body and the terminal surface of rear end cap with all be equipped with the seal groove between the rear end surface of cylinder body and install in sealing washer in the seal groove, the seal groove includes first minute groove and second minute groove, first minute groove and second divide the groove set up respectively in the both sides of sealing washer, first minute groove with the second divide the groove to be "the type groove" that the lock formed the closed slot, the sealing washer is in after the seal groove is extrudeed with first minute groove with the second divides the groove all to form three sealed point at least.
2. A highly reliable sealed compressor for an air conditioner of an automobile as set forth in claim 1, wherein: the cylinder body is including the preceding jar and the back jar of mutual concatenation, be equipped with the seal groove between preceding jar and the back jar and place in sealing washer in the seal groove.
3. A highly reliable sealed compressor for an air conditioner of an automobile as set forth in claim 2, wherein: and sealing points are formed between the sealing ring and the two side surfaces, the bottom surfaces or the top surfaces of the first sub-groove and the second sub-groove.
4. A highly reliable sealed compressor for an air conditioner of an automobile as set forth in claim 3, wherein: and a first sealing point and a second sealing point are respectively formed between the sealing ring and two side surfaces of the inner walls of the first sub-groove and the second sub-groove, a third sealing point is formed between the sealing ring and the top surfaces or the bottom surfaces of the inner walls of the first sub-groove and the second sub-groove, and each sealing point is disconnected to form an air gap.
5. A highly reliable sealed compressor for an air conditioner of an automobile as set forth in claim 3, wherein: the first sub-groove and the second sub-groove are buckled to form a sealing groove with a square cross section.
6. The automotive air conditioning compressor with high reliability sealing of claim 5, characterized in that: the groove width of the sealing groove is equal to 0.7-0.75 times of the diameter of the sealing ring.
7. The automotive air conditioning compressor with high reliability sealing of claim 5, characterized in that: the cross section area of the sealing groove is 0.92-0.95 times of the cross section area of the sealing ring.
8. The highly reliable sealed compressor for an air conditioner in an automobile according to any one of claims 1 to 7, wherein: the sealing ring is an O-shaped sealing ring.
9. A highly reliable sealed compressor for an air conditioner of an automobile as set forth in claim 1, wherein: the cylinder body is internally provided with a main shaft, a swash plate arranged on the main shaft and a piston arranged at the end of the swash plate.
10. A highly reliable sealed compressor for an air conditioner of an automobile as set forth in claim 9, wherein: the main shaft extends out of the front end cover, and a clutch assembly is installed at the output end of the main shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021572978.2U CN212672013U (en) | 2020-07-31 | 2020-07-31 | High-reliability sealed automobile air conditioner compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021572978.2U CN212672013U (en) | 2020-07-31 | 2020-07-31 | High-reliability sealed automobile air conditioner compressor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212672013U true CN212672013U (en) | 2021-03-09 |
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ID=74820281
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021572978.2U Active CN212672013U (en) | 2020-07-31 | 2020-07-31 | High-reliability sealed automobile air conditioner compressor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212672013U (en) |
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2020
- 2020-07-31 CN CN202021572978.2U patent/CN212672013U/en active Active
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