CN210660287U - Car inflation kettle - Google Patents

Abstract

The utility model provides a car inflation kettle, including the kettle body, locate the lid on the kettle body and except that gas port and moisturizing mouth, install first shock pad, second shock pad and third shock pad respectively in the three different positions of the kettle body, first shock pad, second shock pad and third shock pad constitute a triangle-shaped and be used for with support or automobile body panel beating fixed connection. Through the setting of first shock pad, second shock pad and third shock pad, when automobile engine and gearbox vibrate, can reduce the transmission of this vibration to car inflation kettle, reduce the vibration of car inflation kettle to promote car NVH performance.

Description

Car inflation kettle

Technical Field

The utility model relates to the field of automobiles, in particular to an automobile expansion kettle.

Background

The expansion kettle is a part arranged in an engine compartment of an automobile and is connected with parts such as an engine, a radiator and the like through a pipeline. The expansion kettle usually comprises a degassing port and a water supplementing port, the degassing port is connected with the engine water tank, and when the internal gas pressure of the engine water tank is too large due to heating, the degassing port can release the pressure of high-pressure gas in the engine water tank. When the water quantity in the engine water tank is insufficient, water can be supplemented to the engine water tank through the water supplementing opening.

With the development of automobile technology, the requirements of people on the NVH performance of automobiles are increasingly strict. When automobile engine and gearbox vibrate, the expansion kettle in the engine compartment also can follow the vibration, and prior art's expansion kettle is fixed on the automobile body through bolt or inserted sheet mode, does not have effectual vibration isolation, leads to the violent vibration of expansion kettle and noise to reduce automobile NVH performance.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a can reduce the car inflation kettle of vibration to car inflation kettle transmission when automobile engine and gearbox vibrate.

The utility model provides a car inflation kettle, including the kettle body, locate the lid on the kettle body and except that gas port and moisturizing mouth, install first shock pad, second shock pad and third shock pad respectively in the three different positions of the kettle body, first shock pad, second shock pad and third shock pad constitute a triangle-shaped and be used for with support or automobile body panel beating fixed connection.

Further, the third shock pad is positioned at the bottom of the kettle body, and the first shock pad and the second shock pad are positioned at the upper part of the kettle body and are separated from two sides of the kettle body.

Further, the third shock pad includes third column portion and is located the third recess of third column portion downside, and the third column portion inserts the mounting hole of the kettle body with interference fit's mode, and the third recess is used for supplying support or automobile body panel beating to insert.

Furthermore, a third barb is arranged on the lower side of the third groove, and the outer diameter of the third barb is larger than that of the third groove.

Further, a third groove is formed in the circumferential direction of the third shock pad.

Further, the first shock pad and the second shock pad have the same structure.

Further, first shock pad includes first recess and second recess, and the kettle body has the curb plate along the lateral extension, and the curb plate inserts first recess, and the second recess is used for supplying support or automobile body panel beating to insert.

Further, first recess and second recess are all seted up along the circumference of first shock pad, and first recess and second recess are located two not co-altitude departments of first shock pad.

Further, one of the first groove and the second groove, which is located on the lower side, is provided with a first barb on the lower side thereof, and the outer diameter of the first barb is larger than that of the groove located on the lower side of the first groove and the second groove.

Further, a metal bushing is installed in the first shock pad.

To sum up, because the utility model discloses a car inflation kettle installs first shock pad, second shock pad and third shock pad respectively in the three different positions of the kettle body, first shock pad, second shock pad and third shock pad constitute a triangle-shaped and are used for with support or automobile body panel beating fixed connection, through first shock pad, the setting of second shock pad and third shock pad, when automobile engine and gearbox vibrate, can reduce the transmission of this vibration to car inflation kettle, reduce the vibration of car inflation kettle, thereby promote car NVH performance.

Drawings

Fig. 1 is a three-dimensional structure diagram of an automobile expansion kettle according to an embodiment of the present invention.

Fig. 2 is a cross-sectional view of a first cushion according to an embodiment of the present invention.

Figure 3 is a cross-sectional view of the first cushion shown in figure 2, after it has been mounted to the kettle body and the bracket.

Fig. 4 is a cross-sectional view of a third cushion according to an embodiment of the present invention.

Detailed Description

The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

As shown in fig. 1, the expansion kettle of an embodiment of the present invention includes a kettle body 2, and a cover 1, a degassing port 21 and a water replenishing port 23 disposed on the kettle body 2. The number of the air removing ports 21 is two, the air removing ports 21 are connected with the engine water tank, when the internal air pressure of the engine water tank is overlarge due to heating, high-pressure air enters the kettle body 2 through the air removing ports 21, and the pressure of the high-pressure air introduced into the kettle body 2 is adjusted through the cover 1. The water replenishing port 23 is used for replenishing water to the engine water tank.

A first damping pad 3, a second damping pad 4 and a third damping pad 5 are respectively arranged at three different positions of the kettle body 2. The first shock pad 3, the second shock pad 4 and the third shock pad 5 form a triangle and are used for being fixedly connected with a support or a vehicle body metal plate. The third pad 5 is located at the bottom of the kettle body 2 and the first 3 and second 4 pads are located at the upper part of the kettle body 2 and are separated at the two sides of the kettle body 2. The first cushion 3 and the second cushion 4 have the same structure.

Referring to fig. 4, since the third damping pad 5 is located at the bottom of the kettle body 2, the third damping pad 5 may include a third cylindrical portion 51, and a mounting hole is formed at the bottom of the kettle body 2, and the third cylindrical portion 51 is inserted into the mounting hole of the kettle body 2 in an interference fit manner, so as to fixedly connect the third damping pad 5 and the kettle body 2. A third groove 52 is provided below the third column portion 51, and the third groove 52 is opened in the circumferential direction of the third cushion 5. The third groove 52 is used for inserting a bracket or a vehicle body sheet metal. In this embodiment, the third groove 52 is used for insertion of the third bracket 8. The lower side of the third groove 52 is provided with a third barb 53, and the outer diameter of the third barb 53 is larger than that of the third groove 52. Specifically, the third barbs 53 extend from the bottom to the top from the groove wall of the third groove 52 in such a manner that the outer diameter gradually increases. The third barbs 53 prevent the third holder 8 from slipping downward from the third recesses 52.

Referring to fig. 2 and 3 together, the first cushion 3 is formed in a cylindrical shape as a whole, and includes a first groove 32 and a second groove 33. The first groove 32 and the second groove 33 are located at two different heights of the first cushion 3, and the first groove 32 is located above the second groove 33. The first groove 32 and the second groove 33 are both opened along the circumferential direction of the first cushion 3. The pot body 2 is laterally extended with a side plate 24, and the side plate 24 is inserted into the first groove 32, thereby mounting the first cushion 3 on the pot body 2. The second groove 33 is used for inserting a bracket or a vehicle body sheet metal. In the present embodiment, the second groove 33 is used for insertion of the first bracket 6. Install metal bush 31 in the first shock pad 3, metal bush 31 can promote the rigidity and the reliability of first shock pad 3, prevents that first shock pad 3 from ftractureing.

Further, one of the first groove 32 and the second groove 33, which is located on the lower side, is provided with a first barb 34 on the lower side thereof, and the outer diameter of the first barb 34 is larger than the outer diameter of the groove located on the lower side of the first groove 32 and the second groove 33. In the present embodiment, since the first groove 32 is located above the second groove 33, the first barb 34 is disposed at the lower side of the second groove 33. The first barbs 34 extend from the bottom to the top from the groove wall of the second groove 33 in such a manner that the outer diameter gradually increases. The first barbs 34 can prevent the first bracket 6 from slipping downward from the second groove 33.

The structure of the second cushion 4 is identical to that of the first cushion 3, and will not be described in detail. The second cushion 4 is for insertion of the second bracket 7.

In conclusion, because the utility model discloses an automobile expansion kettle installs first shock pad 3 respectively in the three different positions of the kettle body 2, second shock pad 4 and third shock pad 5, first shock pad 3, second shock pad 4 and third shock pad 5 constitute a triangle-shaped and be used for with support or automobile body panel beating fixed connection, through first shock pad 3, second shock pad 4 and third shock pad 5's setting, when automobile engine and gearbox vibrate, can reduce the transmission of this vibration to automobile expansion kettle, reduce automobile expansion kettle's vibration, thereby promote automobile NVH performance.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims (10)

1. The utility model provides an automobile expansion kettle, includes the kettle body (2), locates lid (1) on the kettle body (2) and remove gas port (21) and moisturizing mouth (23), its characterized in that first shock pad (3), second shock pad (4) and third shock pad (5) are installed respectively to the three different positions of the kettle body (2), first shock pad (3) second shock pad (4) and third shock pad (5) constitute a triangle-shaped and are used for with support or automobile body panel beating fixed connection.

2. The expansion tank of claim 1, wherein said third shock-absorbing pad (5) is located at the bottom of said tank body (2), said first shock-absorbing pad (3) and said second shock-absorbing pad (4) are located at the upper part of said tank body (2) and are separated from the two sides of said tank body (2).

3. The expansion tank according to claim 2, wherein said third shock-absorbing pad (5) comprises a third cylindrical portion (51) and a third recess (52) located on the lower side of said third cylindrical portion (51), said third cylindrical portion (51) being inserted into the mounting hole of said tank body (2) in an interference fit manner, said third recess (52) being used for the insertion of a bracket or a sheet metal of the vehicle body.

4. The expansion tank as claimed in claim 3, wherein a third barb (53) is provided on the lower side of the third groove (52), and the outer diameter of the third barb (53) is larger than the outer diameter of the third groove (52).

5. The expansion tank according to claim 3, wherein said third groove (52) is open along the circumferential direction of said third shock-absorbing pad (5).

6. The expansion tank according to claim 2, wherein said first shock-absorbing pad (3) and said second shock-absorbing pad (4) are of the same structure.

7. The expansion tank as claimed in claim 6, wherein said first shock-absorbing pad (3) comprises a first groove (32) and a second groove (33), said tank body (2) having a lateral plate (24) extending laterally, said lateral plate (24) being inserted into said first groove (32), said second groove (33) being adapted for the insertion of a bracket or a sheet metal body.

8. The expansion tank according to claim 7, wherein said first groove (32) and said second groove (33) are both open along the circumference of said first shock-absorbing pad (3), said first groove (32) and said second groove (33) being located at two different heights of said first shock-absorbing pad (3).

9. The expansion tank as claimed in claim 7, wherein one of said first groove (32) and said second groove (33) located at the lower side is provided with a first barb (34) at the lower side thereof, said first barb (34) having an outer diameter greater than that of the one of said first groove (32) and said second groove (33) located at the lower side.

10. The expansion tank as claimed in any one of claims 6 to 9, wherein a metal bush (31) is fitted in said first shock-absorbing pad (3).

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