CN214887550U - Sealing structure, compressor, air conditioning equipment and vehicle - Google Patents

Abstract

The application discloses seal structure, compressor, air conditioning equipment and vehicle, seal structure is including the first assembly part and the second assembly part that are connected to and sealed the pad, and first assembly part has first terminal surface, and the second assembly part has the second terminal surface of locating first terminal surface one side, and sealed pad clamp is located between first terminal surface and the second terminal surface, is equipped with boss and the recess of mutually supporting between first terminal surface and the second terminal surface. The application provides a seal structure, sealed pad is extruded and elastic deformation in the recess by the boss after the assembly, and then realizes sealing, adopts this seal structure can avoid sealed problem of pad pressurized yield to avoid sealed inefficacy, sealing pressure promotes by a wide margin.

Description

Sealing structure, compressor, air conditioning equipment and vehicle

Technical Field

The application belongs to the technical field of compressors, and particularly relates to a sealing structure, a compressor, air conditioning equipment and a vehicle.

Background

At present, with the development of new energy vehicles, the requirements of consumers on the stability of vehicle-mounted air conditioning equipment are further improved, and the stability of the vehicle-mounted air conditioning equipment and the sealing performance of a compressor of the vehicle-mounted air conditioning equipment are in an inseparable relationship. The casing of the compressor generally comprises a high-pressure casing and a low-pressure casing arranged on one side of the high-pressure casing, a sealing gasket is usually adopted between the high-pressure casing and the low-pressure casing for sealing, in order to improve the sealing performance, a common method is that an elastic convex rib is integrally formed on the sealing gasket, the elastic deformation is generated after the convex rib is extruded, and thus the sealing can be realized by means of the elasticity of the convex rib.

SUMMERY OF THE UTILITY MODEL

An object of the embodiment of the application is to provide a sealing structure, a compressor, air conditioning equipment and a vehicle, and aims to solve the technical problem that when the pressure on the sealing end surfaces of a high-pressure shell and a low-pressure shell of the compressor is large, a convex rib on a sealing gasket between the high-pressure shell and the low-pressure shell is easy to generate a yield phenomenon to cause leakage in the prior art.

In order to achieve the purpose, the technical scheme adopted by the application is as follows: there is provided a seal structure including a first fitting member and a second fitting member connected to each other, the first fitting member having a first end surface, the second fitting member having a second end surface provided on a side of the first end surface, and a seal gasket interposed between the first end surface and the second end surface, wherein: and a boss and a groove which are matched with each other are arranged between the first end face and the second end face, and the sealing gasket is extruded by the boss and deformed in the groove.

In one embodiment, a cross section of the groove parallel to the thickness direction of the first fitting member is arc-shaped.

In one embodiment, a cross section of the boss parallel to the thickness direction of the first fitting is triangular or trapezoidal.

In one embodiment, the groove wall of the groove comprises a first bottom surface and a first side surface connected to two opposite sides of the first bottom surface, the first bottom surface is a plane, and the first side surface is an arc surface.

In one embodiment, the junction between the first bottom surface and the first side surface is in a smooth transition arrangement.

In one embodiment, the junction between the first side surface and the first end surface or the second end surface is in a smooth transition arrangement.

In one embodiment, a height of the groove parallel to a thickness direction of the first fitting is smaller than a width of the groove perpendicular to the thickness direction of the first fitting.

In one embodiment, at least one of the first end face and the second end face is an annular end face, the gasket is a hollow gasket, the boss is an annular boss, and the groove is an annular groove.

In one embodiment, a plurality of the annular bosses are arranged on each of the first end face and the second end face, the annular groove is formed between two adjacent annular bosses on the first end face, the annular groove is formed between two adjacent annular bosses on the second end face, and the annular bosses on the first end face and the annular groove form a continuous zigzag structure.

One or more technical solutions of the sealing structure provided by the present application have at least one of the following technical effects: the utility model provides a seal structure, through annular boss and the annular groove that sets up mutual matching between first assembly part and second assembly part, and set up sealed the pad between first assembly part and second assembly part, make sealed pad extruded by annular boss after the assembly, and take place elastic deformation in the annular groove, and then realize sealed between first assembly part and the second assembly part, adopt this seal structure can avoid sealed problem of pressing the surrender, thereby avoid sealed inefficacy, sealing pressure promotes by a wide margin, and simultaneously, the setting of annular groove, make sealed pad increase the seal area after extrusion deformation, the sealing performance of assembly spare has been promoted.

Another object of the present application is to provide a compressor seal structure, including first casing and the second casing that is connected to and sealed the pad, first casing has the third terminal surface, the second casing has and locates the fourth terminal surface of third terminal surface one side, sealed pad clamp is located the third terminal surface with between the fourth terminal surface, wherein: and an annular boss and an annular groove which are matched with each other are arranged between the third end surface and the fourth end surface, and the sealing pad is extruded by the annular boss and deformed in the annular groove.

The application provides a compressor seal structure's beneficial effect lies in: compared with the prior art, this application compressor seal structure, through annular boss and the annular groove that sets up mutual matching between first casing and second casing, and set up sealed the pad between first casing and second casing, make sealed pad extrude by annular boss after the assembly, and take place elastic deformation in the annular groove, and then realize sealed between first casing and the second casing, adopt this seal structure can avoid the problem of sealed pad pressurized yield, thereby avoid sealed inefficacy, sealing pressure promotes by a wide margin, and simultaneously, the setting of annular groove, make sealed pad increase sealed area after extrusion deformation, the sealing performance of compressor has been promoted.

Another object of the present application is to provide a compressor sealing structure, including a first housing, a partition plate, and a first sealing gasket, wherein the first housing has a third end surface, the partition plate has a fifth end surface disposed on one side of the third end surface, the first sealing gasket is clamped between the third end surface and the fifth end surface, and wherein: and the third end face and the fifth end face are provided with a first annular boss and a first annular groove which are mutually matched, and the first sealing gasket is extruded by the first annular boss and deforms in the first annular groove.

The application provides a compressor seal structure's beneficial effect lies in: compared with the prior art, the compressor seal structure that this application provided, annular boss and annular groove through set up mutual matching between first casing and division board, and set up sealed the pad between first casing and division board, make sealed pad extrude by annular boss after the assembly, and take place elastic deformation in annular groove, and then realize sealed between first casing and the division board, adopt this seal structure can avoid the problem of sealed pad pressurized yield, thereby avoid sealed inefficacy, sealing pressure promotes by a wide margin, and simultaneously, annular groove's setting, make sealed pad increase sealing area after extrusion deformation, the sealing performance of compressor has been promoted.

In one embodiment, the compressor sealing structure further includes a second housing and a second gasket, the second housing is connected to the first housing, the partition plate has a sixth end surface opposite to the fifth end surface, the second housing has a fourth end surface disposed on one side of the sixth end surface, the sixth end surface and the fourth end surface are provided with a second annular boss and a second annular groove which are adapted to each other, and the second gasket is pressed by the second annular boss and deformed in the second annular groove.

It is a further object of the present application to provide a compressor including the above compressor sealing structure.

The application provides a compressor's beneficial effect lies in: compared with the prior art, the compressor that this application provided, through setting up above-mentioned compressor seal structure, thereby the sealing performance of compressor has been guaranteed, specifically, through set up annular boss and the annular groove of matching between the relative terminal surface of compressor assembly part, make the sealed pad that corresponds take place elastic deformation by annular boss extrusion and in the annular groove that corresponds after the assembly, and then realize the sealed between the compressor assembly part, adopt this seal structure can avoid the problem of sealed pad pressurized yield, thereby avoid sealed inefficacy, sealing pressure promotes by a wide margin, and simultaneously, the setting of annular groove, make the sealed pad that corresponds increase seal area after extrusion deformation, the sealing performance and the reliability of compressor have been promoted.

Another object of the present application is to provide an air conditioning apparatus including the above compressor.

The application provides an air conditioning equipment's beneficial effect lies in: compared with the prior art, the air conditioning equipment that this application provided, through setting up above-mentioned compressor, thereby the sealing performance of compressor has been guaranteed, sealed the pad is extruded and takes place to warp in the annular groove that corresponds by annular boss after the assembly, and then realize sealing between the compressor assembly part, adopt this seal structure can avoid the problem of sealed pad pressurized yield, thereby avoid sealed inefficacy, sealing pressure promotes by a wide margin, and simultaneously, the setting of annular groove, make sealed pad sealed area increase after extrusion deformation, the sealing performance of compressor has been promoted, the reliability of air conditioning equipment has been improved.

Another object of the present application is to provide a vehicle including the above air conditioning apparatus.

The application provides a vehicle's beneficial effect lies in: compared with the prior art, the vehicle that this application provided, through setting up above-mentioned air conditioning equipment, thereby air conditioning equipment's sealing performance has been guaranteed, specifically, sealed the pad is extruded and takes place elastic deformation in the annular groove that corresponds by annular boss after the assembly, and then realize the sealed of compressor assembly part, adopt this seal structure can effectively avoid the problem of sealed pad pressurized yield, thereby avoid sealed inefficacy, sealing pressure promotes by a wide margin, and simultaneously, annular groove's setting, can increase the sealing area, promote the sealing performance of compressor, and then improve the reliability of vehicle.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without inventive exercise.

FIG. 1 is a schematic assembly view of a seal structure provided in accordance with an embodiment of the present application;

FIG. 2 is a cut-away view of the sealing structure shown in FIG. 1;

FIG. 3 is a cutaway view of a compressor seal configuration provided in accordance with an embodiment of the present application;

FIG. 4 is an enlarged view of portion A of FIG. 3;

FIG. 5 is a cut-away view of a compressor seal arrangement provided in accordance with another embodiment of the present application;

FIG. 6 is an enlarged view of portion B of FIG. 5;

FIG. 7 is an exploded view of the seal arrangement of the compressor shown in FIG. 5;

FIG. 8 is an enlarged, fragmentary schematic view of a compressor seal arrangement according to yet another embodiment of the present application;

FIG. 9 is a partial cutaway view of a divider plate in the seal configuration of the compressor shown in FIG. 8;

fig. 10 is a partial cutaway view of a partition plate in a compressor seal configuration provided in accordance with yet another embodiment of the present application.

Wherein, in the figures, the respective reference numerals:

11-a first fitting; 12-a second fitting; 13-a first end face; 14-a second end face; 15-boss; 16-a groove; 100-a housing; 200-a partition plate; 300-a gasket; 101-a first chamber; 102-a second chamber; 103-annular boss; 104-an annular groove; 110-a first housing; 120-a second housing; 111-a third end face; 121-a fourth end face; 201-a fifth end face; 202-sixth end face; 210-a first annular boss; 220-a first annular groove; 230-a second annular boss; 240-a second annular groove; 221-a first bottom surface; 222-a first side; 310-a first gasket; 320-a second gasket.

Detailed Description

In order to make the technical problems, technical solutions and advantageous effects to be solved by the present application clearer, the present application is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the present application and are not intended to limit the present application.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.

It will be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like, as used herein, refer to an orientation or positional relationship indicated in the drawings that is solely for the purpose of facilitating the description and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be considered as limiting the present application.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise.

The sealing structure provided in the embodiments of the present application will now be described. The sealing structure is not limited to be applied to a compressor, and can also be applied to other pressure containers, or similar scenes, such as a flange sealing structure, a pipeline sealing structure, or other assembly structures. The seal structure includes a first fitting 11, a second fitting 12, and a gasket 300. The first fitting part 11 and the second fitting part 12 are hard pieces such as metal pieces; the first assembly part 11 is connected with the second assembly part 12 in a matching mode, the first assembly part 11 and the second assembly part 12 can be fixed through a connecting piece or through a matching structure in a matching mode, the first assembly part 11 is provided with a first end face 13, the second assembly part 12 is provided with a second end face 14, and the second end face 14 is arranged on one side of the first end face 13; the sealing gasket 300 is made of an elastic material, specifically, a rubber member may be used, the sealing gasket 300 is sandwiched between the first end surface 13 and the second end surface 14, a boss 15 and a groove 16 which are matched with each other are arranged between the first end surface 13 and the second end surface 14, the sealing gasket 300 is pressed in the groove 16 by the boss 15, and elastic deformation occurs, so that sealing is achieved between the first assembly part 11 and the second assembly part 12. The number of the bosses 15 and the grooves 16 can be set according to the actual application requirements, a plurality of bosses 15 can be arranged on the first end surface 13, a plurality of grooves 16 are arranged at the corresponding positions of the second end surface 14, and the bosses 15 correspond to the grooves 16 one by one; the first end face 13 may also be provided with both the projections 15 and the grooves 16, and the second end face 14 may be provided with the grooves 16 and the projections 15 at corresponding positions.

That is to say, when first assembly part 11 and second assembly part 12 assemble, sealed the pad 300 corresponding position can be extruded to corresponding recess 16 by boss 15, take place elastic deformation after sealed the pad 300 extrudees, form the arch in sealed corresponding position of pad 300 after the deformation, the cell wall of boss 15 and recess 16 is hugged closely respectively to protruding relative two sides, so not only increased sealing area, promote sealing performance, and sealed pad 300 is compressed tightly the protruding relative two sides that form after the deformation, sealed protruding on the pad 300 can not take place the yield phenomenon under high pressure environment yet, so can guarantee sealed effect, this seal structure can be suitable for the sealed demand under the high pressure environment. Compared with a sealing structure in which the boss 15 is directly arranged on the sealing gasket 300, the sealing gasket 300 is extruded and deformed at the corresponding position by arranging the boss 15 and the groove 16 in the embodiment, so that not only can the yield phenomenon be avoided, but also stable sealing can be formed between the first assembly part 11 and the second assembly part 12, the sealing gasket 300 can be used for a long time, and the service life of the sealing gasket 300 is prolonged; meanwhile, after the gasket 300 is deformed in the groove 16, the contact area between the gasket 300 and the first and second fitting parts 11 and 12 is increased, thus improving the sealing performance.

Compared with the prior art, the sealing structure provided by the application has the advantages that the matched boss 15 and the matched groove 16 are arranged between the opposite end faces of the first assembly part 11 and the second assembly part 12, and the sealing gasket 300 is arranged between the first assembly part 11 and the second assembly part 12, so that the sealing gasket 300 is extruded by the boss 15 and elastically deforms in the groove 16 after being assembled, and further the sealing between the first assembly part 11 and the second assembly part 12 is realized, and by adopting the sealing structure, the problem that the sealing gasket 300 is pressed to yield can be avoided, thereby avoiding the sealing failure and greatly improving the sealing pressure; meanwhile, due to the arrangement of the groove 16, the contact area between the sealing gasket 300 and the first assembly part 11 and the second assembly part 12 after the sealing gasket is extruded and deformed is increased, and the sealing performance of the corresponding assembly component is improved.

In an embodiment, the groove 16 has an arc-shaped cross section parallel to the thickness direction of the first assembly member 11, so that, because there is no corner in the groove 16, the first assembly member 11, the second assembly member 12 and the gasket 300 are assembled without being damaged after the gasket 300 is deformed by the extrusion of the boss 15, and the gasket 300 can maintain integrity while increasing the sealing area. The specific boss 15 may be an annular boss, the groove 16 may be an annular groove, and the shape of the cross section of the annular groove may be an arc shape or other regular arc shapes, so as to ensure the structural stability of the gasket 300.

In one embodiment, the boss 15 has a triangular or trapezoidal cross-section, i.e., parallel to the thickness direction of the first fitting 11. Specifically, the boss 15 may be an annular boss, a cross section of one side of the annular boss is triangular or trapezoidal, a plurality of annular bosses with trapezoidal cross sections may be uniformly arranged on the first end surface 13 at intervals, and an annular groove with trapezoidal cross section is formed between two adjacent annular bosses; a plurality of annular grooves with trapezoidal sections are uniformly arranged on the second end face 14 at intervals, an annular boss with trapezoidal sections is formed between two adjacent annular grooves, continuous sawtooth structures are formed on the first end face 13 and the second end face 14, the annular boss on the first end face 13 corresponds to the annular groove on the second end face 14 in position, and the annular groove on the first end face 13 corresponds to the annular boss on the second end face 14 in position.

In one embodiment, at least one of the first end surface 13 and the second end surface 14 is an annular end surface, the seal 300 is a hollow seal, i.e. an annular gasket, the boss 15 is an annular boss, and correspondingly, the groove 16 is an annular groove. The annular boss is a circumferentially closed structure, and after the gasket 300 is pressed by the annular boss, it is elastically deformed in the corresponding annular groove, so that a circumferentially closed sealing structure is formed between the first assembly member 11 and the second assembly member 12.

In one embodiment, a plurality of annular bosses are arranged on the first end surface 13 at intervals, an annular groove is formed between two adjacent annular bosses, and the annular bosses and the annular grooves on the first end surface 13 form a continuous zigzag structure; a plurality of annular bosses are arranged on the second end face 14 at intervals, an annular groove is formed between every two adjacent annular bosses, the annular bosses and the annular grooves on the second end face 14 form a continuous sawtooth structure, and the sawtooth structure on the first end face 13 and the sawtooth structure on the second end face 14 are complementary. The serration herein is not limited to the serration in the strict geometric sense, and may be a combination of various irregular shapes like the serration. When the cross section of each annular groove on the first end surface 13 is arc-shaped, a wavy saw-toothed structure is formed on the first end surface 13, a wavy saw-toothed structure is formed on the second end surface 14, and a wavy saw-toothed structure is formed on the second end surface 14.

The sawtooth structure on the first terminal surface 13 can extend to the internal periphery and the outer peripheral edge of the first terminal surface 13, the sawtooth structure on the second terminal surface 14 can extend to the internal periphery and the outer peripheral edge of the second terminal surface 14, therefore, through the sawtooth structure which is mutually matched with the first terminal surface 13 and the second terminal surface 14, after the sealing gasket 300 is extruded and elastically deformed, a continuous wavy concave-convex structure is formed, because the sealing gasket 300 and the end surface contact parts of two sides are elastically deformed everywhere, the sealing area is increased, and a smaller interval distance is reserved between two adjacent annular bosses, so that the sealing performance can be effectively improved.

The sealing structure of the above embodiment is applied to the assembly structure of the compressor, and each application scenario is described in detail as follows:

referring to fig. 3 and 4, the sealing structure of the compressor according to the embodiment of the present application includes a first housing 110, a second housing 120, and a gasket 300. The shell 100 of the compressor adopts a split structure, the shell 100 comprises a first shell 110 and a second shell 120 which are connected, the first shell 110 and the second shell 120 can be fixedly connected by bolts, and the first shell 110, the second shell 120 and the partition plate 200 can be made of aluminum alloy, so that the shell has the characteristics of light weight, good processability and low cost, and the production cost can be reduced; the minimum thickness of any one of the first casing 110 and the second casing 120 may be set within a range of 3mm to 8mm, so that the first casing 110 and the second casing 120 may have sufficient strength, and the first casing 110 and the second casing 120 may be prevented from being deformed by pressure, and the thicknesses of the first casing 110 and the second casing 120 may be determined according to the pressure of the refrigerant, and may be appropriately increased or decreased. The first housing 110 has a third end surface 111, the second housing 120 has a fourth end surface 121, the gasket 300 is interposed between the third end surface 111 and the fourth end surface 121, an annular boss 103 and an annular groove 104 which are fitted to each other are provided between the third end surface 111 and the fourth end surface 121, and the gasket 300 is pressed by the annular boss 103 and elastically deformed in the annular groove 104. That is, the sealing structure of the above embodiment is applied to the assembling structure of the compressor housing, the first housing 110 constitutes the first assembling member 11, the second housing 120 constitutes the second assembling member 12, and the number and arrangement density of the annular bosses 103 and the annular grooves 104 on the third end surface 111 and the fourth end surface 121 can be set according to the practical application of the compressor.

The utility model provides a compressor seal structure, compared with the prior art, through set up annular boss 103 and the annular groove 104 that matches each other between the relative terminal surface of first casing 110 and second casing 120, and set up sealed the pad 300 between first casing 110 and second casing 120, make sealed pad 300 extruded by annular boss 103 after the assembly, and take place elastic deformation in annular groove 104, and then realize the sealed between first casing 110 and the second casing 120, adopt this seal structure can avoid the problem that sealed pad 300 receives the pressure and yields, thereby avoid sealed inefficacy, sealing pressure promotes by a wide margin, and simultaneously, the setting of annular groove 104, make sealed pad 300 increase sealing area after extrusion deformation, the sealing performance of compressor has been promoted.

Referring to fig. 5 and 6, the compressor sealing structure provided in the embodiment of the present application is different from the previous embodiment in that the second housing 120 is replaced by the partition plate 200, that is, the compressor sealing structure includes the first housing 110, the partition plate 200, and the first gasket 310, the first housing 110 has the third end surface 111, the partition plate 200 has the fifth end surface 201, and the fifth end surface 201 is disposed on one side of the third end surface 111. The first sealing gasket 310 is clamped between the third end surface 111 and the fifth end surface 201, the third end surface 111 and the fifth end surface 201 are provided with a first annular boss 210 and a first annular groove 220 which are matched with each other, the first sealing gasket 310 is extruded by the first annular boss 210 and elastically deforms in the first annular groove 220, and therefore sealing between the first shell 110 and the partition plate 200 is achieved. Adopt this seal structure can avoid the problem that first sealed pad 310 pressurized is surrendered to avoid sealed inefficacy, sealing pressure promotes by a wide margin, simultaneously, the setting of first annular groove 220 for first sealed pad 310 has increased sealing area after extrusion deformation, has promoted the sealing performance of compressor.

Fig. 5 shows a partial assembly of the compressor, which includes a housing 100, a partition plate 200, and two gaskets 300. The housing 100 includes a first housing 110 and a second housing 120. The partition plate 200 is arranged between the first shell 110 and the second shell 120, the partition plate 200 and the first shell 110 enclose to form a first chamber 101, the partition plate 200 and the second shell 120 enclose to form a second chamber 102, and the pressure in the first chamber 101 is greater than the pressure in the second chamber 102, that is, the first chamber 101 is a high-pressure chamber, and the second chamber 102 is a low-pressure chamber; the partition plate 200 can be made of aluminum alloy, and has the characteristics of light weight, good processability and low cost, so that the production cost can be reduced; the first shell 110 and the second shell 120 can be connected by bolts, and the bolts penetrate through the first shell 110, the partition plate 200, the two gaskets 300 and the second shell 120 to realize assembly; the first housing 110 and the second housing 120 may also be connected and fixed by screw-thread fit, and a sealing ring may be disposed on the screw-thread fit surface of the first housing 110 and the second housing 120 to improve the sealing property.

In an embodiment, referring to fig. 5 and 6 in combination, the compressor sealing structure includes a shell 100, a partition plate 200 and two sealing gaskets 300, where the two sealing gaskets 300 include a first sealing gasket 310 and a second sealing gasket 320, the two sealing gaskets 300 are both in a hollow annular shape before assembly, and the assembly surfaces on the front and back sides of the sealing gasket 300 are both flat surfaces; the first gasket 310 is disposed between the first casing 110 and the partition plate 200, and the second gasket 320 is disposed between the second casing 120 and the partition plate 200, that is, the first gasket 310 is used for sealing between the first casing 110 and the partition plate 200 and the outside, and the second gasket 320 is used for sealing between the second casing 120 and the partition plate 200 and the outside, where the outside refers to a space outside the compressor. As described above, the split structure is adopted, so that the first casing 110 and the second casing 120 can be conveniently mounted and dismounted on the premise of ensuring the sealing performance, the assembly efficiency is improved, the parts in the compressor can be conveniently maintained and replaced, and the easiness in mounting and dismounting of the whole compressor is improved.

Specifically, the partition plate 200 has a fifth end surface 201 and a sixth end surface 202 which are distributed oppositely (i.e., front and back surfaces), wherein the fifth end surface 201 is disposed opposite to the end surface (third end surface 111) of the first housing 110, the open end of the second housing 120 forms the fourth end surface 121, the sixth end surface 202 is disposed opposite to the fourth end surface 121, the sixth end surface 202 and the fourth end surface 121 are provided with a second boss 230 and a second groove 240 which are mutually matched, and the second gasket 320 is pressed by the second boss 230 and elastically deformed in the second groove 240. As shown in fig. 5 and 6, three second bosses 230 are provided at intervals on the end surface (fourth end surface 121) of the open end of the second housing 120, three second grooves 240 are provided at intervals on the sixth end surface 202 of the partition plate 200, and the second bosses 230 are provided in one-to-one correspondence with the positions of the second grooves 240.

In this application, the fifth end surface 201 may be provided with the first annular protrusion 210 or the first annular groove 220 at intervals, or may be provided with the first annular protrusion 210 and the first annular groove 220 at intervals; the sixth end surface 202 may be provided with the first annular projection 210 or the first annular groove 220 at intervals, or the first annular projection 210 and the first annular groove 220 may be provided at the same interval. As shown in fig. 5, the fifth end surface 201 is provided with a first annular boss 210 and two first annular grooves 220, and the sixth end surface 102 is provided with three second grooves 240 at intervals. As shown in fig. 9, three first annular bosses 210 are provided at intervals on the fifth end surface 201, and two first annular grooves 220 are provided at intervals on the sixth end surface 202. As shown in fig. 10, three first annular grooves 220 are provided on the fifth end surface 201 at intervals, and two second bosses 230 are provided on the sixth end surface 202 at intervals.

In an embodiment, at least one first annular projection 210 and at least one first annular groove 220 are disposed on the fifth end surface 201, and at least one first annular projection 210 and at least one first annular groove 220 are disposed on the sixth end surface 202. That is to say, the fifth end surface 201 is simultaneously provided with the first annular boss 210 and the first annular groove 220, the sixth end surface 202 is simultaneously provided with the first annular boss 210 and the first annular groove 220, and the number and the arrangement density of the first annular boss 210 and the first annular groove 220 can be set according to the actual application requirement. Specifically, the number of the first annular grooves 220 on the fifth end surface 201 and the sixth end surface 202 may be set to be greater than the number of the first annular bosses 210.

In this application, the positions of the first annular boss 210 or the first annular groove 220 on the fifth end surface 201 and the positions of the first annular boss 210 or the first annular groove 220 on the sixth end surface 202 are arranged in a one-to-one correspondence manner; or, as shown in fig. 8, the first annular projection 210 or the first annular groove 220 on the fifth end surface 201 and the first annular projection 210 or the first annular groove 220 on the sixth end surface 202 are arranged in a staggered manner, and the density of the arrangement of the first annular projection 210 or the first annular groove 220 on the fifth end surface 201 may be the same as or different from the density of the arrangement of the first annular projection 210 or the first annular groove 220 on the sixth end surface 202, and may be specifically arranged according to the requirement of the sealing performance of the compressor.

In an embodiment, referring to fig. 6 and 8, a first annular boss 210 is disposed on the fifth end surface 201, and a first annular groove 220 is disposed on the sixth end surface 202; alternatively, the fifth end surface 201 is provided with a first annular groove 220, and the sixth end surface 202 is provided with a first annular boss 210. That is, different structures are provided on two opposite end surfaces of the partition plate 200, one end surface is provided with the first annular boss 210, and the other end surface is provided with the first annular groove 220. As shown in fig. 8, a plurality of first annular bosses 210 are provided at intervals on the fifth end surface 201 of the partition plate 200, and a plurality of first annular grooves 220 are provided at intervals on the sixth end surface 202. It is understood that the fifth end surface 201 and the sixth end surface 202 may also be provided with the first annular projection 210 or the first annular groove 220, and the end surfaces of the first shell 110 and the second shell 120 are correspondingly provided with the first annular groove 220 or the first annular projection 210.

In an embodiment, referring to fig. 6, the total number of the first annular bosses 210 and the first annular grooves 220 on the fifth end surface 201 is set to be greater than the total number of the first annular bosses 210 and the first annular grooves 220 on the sixth end surface 202, so that the sealing structures formed between the first casing 110 and the partition plate 200 and between the second casing 120 and the partition plate 200 on both sides can be suitable for the sealing requirements of the high-pressure environment. The width of the sealing area of the fifth end surface 201 is set to be greater than that of the sealing area of the sixth end surface 202, and the width of the first gasket 310 is greater than that of the second gasket 320, so that sealing between the first housing 110 and the outside and sealing between the second housing and the outside are ensured.

In an embodiment, a cross section of the first annular groove 220 parallel to the axial direction of the first housing 110 is arc-shaped, so that, because there is no corner in the first annular groove 220, when the first housing 110, the partition plate 200 and the first gasket 310 are assembled, the first gasket 310 is not damaged after being extruded and deformed by the first annular boss 210, and the first gasket 310 can maintain integrity while increasing the sealing area. The shape of this cross section of the first annular groove 220 may be in particular a circular arc or other regular arc, ensuring structural stability of the first gasket 310. It is understood that the cross section of the first annular groove 220 parallel to the axial direction of the first housing 110 may also be other shapes, such as a trapezoid with an opening on one side, and the junction between the bottom wall and the side wall is in a rounded transition.

In an embodiment, referring to fig. 8 and 10, the groove wall of the first annular groove 220 includes a first bottom surface 221 and a first side surface 222, the first side surface 222 is connected to two opposite sides of the first bottom surface 221, wherein the first bottom surface 221 is a plane, the first side surface 222 is an arc surface, and the first side surfaces 222 of the two sides may be mirror-symmetrically disposed on two opposite sides of the first bottom surface 221. That is to say, the bottom wall in the first annular groove 220 is a plane, the side wall is an arc surface, each surface of the corresponding first annular boss 210 matches with the groove wall of the first annular groove 220, thus, the width of the first bottom surface 221 can be designed to be larger, compared with the case that the cross section of the first annular groove 220 adopts a full arc structure, after the first sealing gasket 310 of the embodiment is extruded by the first annular boss 210, a larger deformation amount can be generated in the first annular groove 220, and then the first sealing gasket 310 deforms and then has more contact area with the first shell 110 and the partition plate 200, thereby improving the sealing performance.

In an embodiment, referring to fig. 8 and 10, the first bottom surface 221 of the first annular groove 220 is disposed perpendicular to the thickness direction of the partition plate 200, that is, the first bottom surface 221 is parallel to the radial direction of the first housing 110, and a surface of the first annular protrusion 210 parallel to the first bottom surface 221 is also parallel to the radial direction of the first housing 110, so that after the first gasket 310 is pressed by the first annular protrusion 210, the deformation in the first annular groove 220 is stable, the stress on the first gasket 310 in the first annular groove 220 is dispersed, and the service life of the first gasket 310 can be effectively prolonged.

In an embodiment, referring to fig. 8 and 10, a junction between the first bottom surface 221 and the first side surface 222 of the first annular groove 220 is configured to be in a smooth transition, so that the junction is not easily scratched when the first sealing gasket 310 is extruded and deformed by the first annular protrusion 210, and the integrity of the first sealing gasket 310 is ensured.

In an embodiment, referring to fig. 8 and 10, a joint between the first side surface 222 of the first annular groove 220 and the corresponding end surface of the first shell 110 or the partition plate 200 is configured to be in a smooth transition. The fifth end surface of the partition plate 200 is provided with the first annular groove 220, the joint of the first side surface 222 of the first annular groove 220 and the fifth end surface 201 is in smooth transition, and the first sealing gasket 310 is not easily scratched at the joint when being extruded and deformed by the first annular boss 210, so that the integrity of the first sealing gasket 310 is ensured.

In an embodiment, referring to fig. 8 and 10, a height D1 of the first annular groove 220 parallel to the axial direction of the first housing 110 is set to be smaller than a width D2 of the first annular groove 220 perpendicular to the axial direction of the first housing 110, that is, a depth of the first annular groove 220 is smaller than the width thereof, so that the first sealing gasket 310 is not easily damaged when being extruded and deformed by the first annular protrusion 210, a deformation process of the first sealing gasket 310 is smoother and not easily damaged by extrusion, and thus, reliability and stability of sealing are ensured.

In an embodiment, the arrangement density of the first annular bosses 210 and the first annular grooves 220 between the partition plate 200 and the first housing 110 is set to gradually decrease from the center of the partition plate 200 in a direction radially outward of the partition plate 200, that is, the arrangement density of the first annular bosses 210 and the first annular grooves 220 becomes gradually smaller in a direction from the inside to the outside of the housing 100 (i.e., in the direction of F1 in fig. 5), and the arrangement density of the inside is higher than that of the outside, so that a better sealing performance can be formed on the high-pressure side (i.e., in the space enclosed by the partition plate 200 and the first housing 110). In an embodiment, referring to fig. 9, three first annular bosses 210 are arranged at intervals on the fifth end surface 101 of the partition plate 200, the three first annular bosses 210 are coaxially arranged, and the distance between the first annular boss 210 positioned on the inner side and the first annular boss 210 positioned in the middle is set to be smaller than the distance between the first annular boss 210 positioned on the outer side and the first annular boss 210 positioned in the middle.

In an embodiment, referring to fig. 6, the first annular boss 210 or the first annular groove 220 on the fifth end surface 201 and the sixth end surface 202, which is farthest from the center of the partition plate 200, is spaced from the outer edge of the partition plate 200, that is, the first annular boss 210 or the first annular groove 220 near the outermost side of the casing 100 is not exposed, so that the effective sealing area of the corresponding first sealing gasket 310 is ensured, and the sealing performance is improved; it will be appreciated that the first annular land 210 or the first annular groove 220 on the sixth end face 202 closest to the second chamber 102 may be provided at the inner edge where the land is provided as an arcuate land and the groove is an arcuate groove.

The embodiment of the application also provides a compressor, which comprises the sealing structure of the compressor described in the embodiment. The compressor that this embodiment provided, through setting up above-mentioned seal structure, set up the first annular boss 210 and the first annular groove 220 that match between the relative terminal surface of division board 200 and first casing 100, and set up first sealed pad 310 between division board 200 and first casing 110, make first sealed pad 310 after the assembly extruded by first annular boss 210 and warp in first annular groove 220, and then realize the sealed of compressor casing 100, adopt this seal structure can avoid the problem of first sealed pad 310 pressure yield, thereby avoid sealed the inefficacy, sealing pressure also promotes by a wide margin, the casing 100 of compressor can be suitable for the operation under the high-pressure environment, the reliability of compressor promotes by a wide margin. Meanwhile, the first annular groove 220 is formed, so that the sealing area of the first sealing gasket 310 can be increased after the first sealing gasket is extruded and deformed, and the sealing performance and reliability of the compressor are improved.

In addition, the compressor further comprises a pump body assembly, a motor, a crankshaft (not shown in the drawing), and the like, wherein the pump body assembly is arranged in the first cavity 101, the motor is arranged in the second cavity 102, the crankshaft penetrates through the partition plate 200, two ends of the crankshaft respectively extend into the first cavity 101 and the second cavity 102, the central axis of the crankshaft is overlapped with the central axis of the shell 100, the motor is connected with the pump body assembly through the crankshaft, and the motor can drive the pump body assembly to operate in the first cavity 101 through the crankshaft.

The embodiment of the application also provides air conditioning equipment, which comprises the compressor described in the embodiment. According to the air conditioning equipment provided by the embodiment, the sealing performance of the compressor is ensured by arranging the compressor, the sealing gasket is extruded by the boss after being assembled and elastically deforms in the corresponding annular groove, the sealing of the assembly part of the compressor is realized, and the problem of the compression and yielding of the sealing gasket can be avoided by adopting the sealing structure, so that the sealing failure is avoided, and the sealing pressure is greatly improved; meanwhile, the annular groove is formed, so that more contact areas are formed between the sealing gasket and the corresponding end face after the sealing gasket is extruded and deformed, the sealing performance of the compressor is improved, and the reliability of the air conditioning equipment is improved.

The vehicle provided by the embodiment of the application comprises the air conditioning equipment of the embodiment. According to the vehicle of the embodiment, the above-described air conditioning apparatus is provided, and since the air conditioning apparatus employs the above-described seal structure, thereby ensuring the sealing performance and the reliability of the compressor, and by arranging the matched annular boss and the matched annular groove between the opposite end surfaces of the compressor assembly parts, and a sealing gasket is arranged between the opposite end surfaces, so that the sealing gasket is extruded by the annular boss after the compressor assembly part is assembled, and elastically deforms in the corresponding annular groove to realize the sealing of the compressor, the sealing structure can effectively avoid the problem that the sealing gasket is pressed to generate the yield phenomenon, thereby avoid sealed the inefficacy, sealing pressure promotes by a wide margin, simultaneously, annular groove's setting for sealed pad has more area of contact after extrusion deformation and between the terminal surface that corresponds, promotes the sealing performance of compressor, and then improves the reliability of vehicle.

The vehicle that this application provided, no matter the model size, as long as its structure is suitable installs above-mentioned air conditioning equipment can. In particular, the vehicle may comprise a body and a head (not shown in the figures), the body being provided with a cab (not shown in the figures) in which a person sits, the air conditioning device being at least partly arranged in the head of the vehicle. It should be noted that, in order to smoothly complete the whole cooling or heating cycle, in general, an air outlet assembly (not shown in the drawings) is further provided in the air conditioning equipment to communicate with the condenser, and an air outlet of the air outlet assembly communicates with a space to be temperature-regulated, for example, a cab of a vehicle, so that air after heat exchange with the refrigerant can be discharged to the space, and a temperature regulation effect of the air conditioning equipment on an indoor space of the vehicle, such as the cab, is achieved. Since the vehicle adopts all the technical solutions of all the embodiments, all the beneficial effects brought by the technical solutions of the embodiments are also achieved, and are not described in detail herein.

In addition, in the present application, the specific type of the vehicle is not limited, for example, the vehicle may be a conventional fuel vehicle, and may also be a new energy vehicle, which includes, but is not limited to, a pure electric vehicle, an extended range electric vehicle, a hybrid electric vehicle, a fuel cell electric vehicle, a hydrogen engine vehicle, and the like, and the embodiment is not particularly limited thereto.

The above description is only exemplary of the present application and should not be taken as limiting the present application, as any modification, equivalent replacement, or improvement made within the spirit and principle of the present application should be included in the protection scope of the present application.

Claims (15)

1. A sealing structure comprises a first assembly part, a second assembly part and a sealing gasket, wherein the first assembly part and the second assembly part are connected, the first assembly part is provided with a first end face, the second assembly part is provided with a second end face arranged on one side of the first end face, and the sealing gasket is clamped between the first end face and the second end face, and the sealing structure is characterized in that: the sealing structure is used in a compressor, a boss and a groove which are matched with each other are arranged between the first end face and the second end face, and the sealing gasket is extruded by the boss and deformed in the groove; the sealing pad is elastically deformed after being extruded, a bulge is formed at the position, corresponding to the boss, on the sealing pad, and two opposite surfaces of the bulge are respectively tightly attached to the boss and the groove wall of the groove.

2. The seal structure of claim 1, wherein: the cross section of the groove parallel to the thickness direction of the first assembly part is arc-shaped.

3. The seal structure of claim 1, wherein: the section of the boss parallel to the thickness direction of the first assembly part is triangular or trapezoidal.

4. The seal structure of claim 1, wherein: the groove wall of the groove comprises a first bottom surface and first side surfaces connected to two opposite sides of the first bottom surface, the first bottom surface is a plane, and the first side surfaces are cambered surfaces.

5. The seal structure of claim 4, wherein: the joint of the first bottom surface and the first side surface is in smooth transition arrangement.

6. The seal structure of claim 4, wherein: the joint of the first side surface and the first end surface or the second end surface is in smooth transition arrangement.

7. The seal structure of claim 4, wherein: the height of the groove parallel to the thickness direction of the first assembly is smaller than the width of the groove perpendicular to the thickness direction of the first assembly.

8. The seal structure according to any one of claims 1 to 7, characterized in that: at least one of the first end face and the second end face is an annular end face, the sealing gasket is a hollow sealing gasket, the boss is an annular boss, and the groove is an annular groove.

9. The seal structure of claim 8, wherein: the first end face and the second end face are both provided with a plurality of annular bosses, the annular grooves are formed between two adjacent annular bosses on the first end face, the annular grooves are formed between two adjacent annular bosses on the second end face, and the annular bosses on the first end face and the annular grooves form a continuous zigzag structure.

10. The utility model provides a compressor seal structure, is including the first casing and the second casing that are connected to and sealed the pad, first casing has the third terminal surface, the second casing has and locates the fourth terminal surface of third terminal surface one side, sealed pad clamp is located the third terminal surface with between the fourth terminal surface, its characterized in that: an annular boss and an annular groove which are matched with each other are arranged between the third end face and the fourth end face, and the sealing pad is extruded by the annular boss and deforms in the annular groove; the sealing pad is elastically deformed after being extruded, an annular bulge is formed at the position, corresponding to the annular boss, on the sealing pad, and two opposite surfaces of the annular bulge are tightly attached to the annular boss and the groove wall of the annular groove respectively.

11. The utility model provides a compressor seal structure, includes first casing, division board and first sealed the pad, first casing has the third terminal surface, the division board has and locates the fifth terminal surface of third terminal surface one side, first sealed pad clamp is located the third terminal surface with between the fifth terminal surface, its characterized in that: the third end face and the fifth end face are provided with a first annular boss and a first annular groove which are matched with each other, and the first sealing gasket is extruded by the first annular boss and deformed in the first annular groove; the sealing pad is elastically deformed after being extruded, an annular bulge is formed at the position, corresponding to the first annular boss, on the sealing pad, and two opposite surfaces of the annular bulge are tightly attached to the first annular boss and the groove wall of the first annular groove respectively.

12. The compressor seal structure according to claim 11, characterized in that: the compressor sealing structure further comprises a second shell and a second sealing gasket, the second shell is connected with the first shell, the partition plate is provided with a sixth end face opposite to the fifth end face, the second shell is provided with a fourth end face arranged on one side of the sixth end face, the sixth end face is provided with a second annular boss and a second annular groove which are matched with each other, and the second sealing gasket is extruded by the second annular boss and deforms in the second annular groove.

13. A compressor, characterized by: comprising the compressor seal structure of any one of claims 10 to 12.

14. An air conditioning apparatus characterized by: comprising the compressor of claim 13.

15. A vehicle, characterized in that: comprising an air conditioning apparatus according to claim 14.

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