Shock-resistant vacuum pump support and cross beam assembly

Abstract

The utility model discloses an anti-vibration vacuum pump support and cross beam assembly which comprises a vacuum pump support body. The vacuum pump support body comprises an upper support and a lower support. The lower bracket is fixed on the cross beam assembly; the upper portion of the upper support is a supporting platform used for supporting the vacuum pump, the lower portion of the upper support is an upper support movable end, and the lower support is provided with a movable groove where the upper support movable end is inserted. The two sides of the upper support and the two sides of the lower support are each provided with a plurality of corresponding installation bases. A damping spring assembly is arranged between the mounting seats of the upper support and the lower support and comprises a spring and a spring guide column, the two ends of the spring guide column penetrate through the mounting seats of the upper support and the lower support, limiting structures are arranged at the two ends of the spring guide column, and the spring guide column is sleeved with the spring. According to the anti-seismic vacuum pump support and the beam assembly, the anti-seismic performance of the vacuum pump support can be further improved, meanwhile, the upper support and the spring can be detached and replaced, and once parts such as the spring are damaged, the parts can be replaced independently.

Description

Technical Field

[0001] This utility model belongs to the field of vacuum frame technology, and in particular relates to an anti-vibration vacuum pump bracket and crossbeam assembly. Background Technology

[0002] Chinese Patent ZL202421024726.4 relates to a vacuum pump bracket and crossbeam assembly, comprising a vacuum pump bracket body and a crossbeam assembly. The vacuum pump bracket body is mounted on the crossbeam assembly, and a support platform is provided on the vacuum pump bracket body. Support frames are provided on both sides of the lower end of the support platform, and welded feet are also provided at the bottom of the support frames. A through hole is opened in the middle of the support platform, and the side of the support platform is formed into a recessed platform by stamping. The support platform has mounting hole reinforcement structures on both sides of the through hole in the middle, and mounting holes are opened on the mounting hole reinforcement structures. This vacuum pump bracket and crossbeam assembly adopts a frustum structure to reduce the problem of stress concentration at the edges, and allows the vacuum pump bracket to be directly welded to the crossbeam assembly, reducing assembly time and solving the problem of vibration and abnormal noise generated during vacuum pump operation. At the same time, it can make full use of the suspension of the frame and body assembly to attenuate the vibration of the vacuum pump and improve the comfort of the cab occupants.

[0003] There is still room for improvement in the seismic resistance of the aforementioned brackets and assemblies during use. Utility Model Content

[0004] The purpose of this utility model is to provide a shock-resistant vacuum pump bracket and crossbeam assembly, which aims to further improve the shock resistance of the vacuum pump bracket. At the same time, the upper bracket and spring can be disassembled and replaced, and if any spring or other components are damaged, they can be replaced individually.

[0005] To achieve the above objectives, the technical solution of this utility model is to design an anti-vibration vacuum pump bracket and crossbeam assembly, including a vacuum pump bracket body comprising an upper bracket and a lower bracket; the lower bracket is fixed on the crossbeam assembly; the upper part of the upper bracket is a support platform for supporting the vacuum pump, the lower part of the upper bracket is a movable end of the upper bracket, and the lower bracket is provided with a movable groove for the movable end of the upper bracket to be inserted; several corresponding mounting seats are provided on both sides of the upper bracket and the lower bracket; a shock-absorbing spring assembly is provided between the mounting seats of the upper bracket and the lower bracket, the shock-absorbing spring assembly comprising a spring and a spring guide post, the two ends of the spring guide post passing through the mounting seats of the upper bracket and the lower bracket, and the two ends of the spring guide post are provided with limiting structures, and a spring is sleeved on the spring guide post.

[0006] Furthermore, the upper support is also provided with clearance grooves for clearance springs on both sides of its surface.

[0007] Furthermore, one end of the crossbeam assembly is provided with a crossbeam extension, one side of the crossbeam extension is provided with a movable end of the extension, and the inner side of the crossbeam assembly is provided with a sliding groove, and the movable end of the crossbeam extension is inserted into the sliding groove of the crossbeam assembly; the movable end of the crossbeam extension and one end of the crossbeam assembly are provided with a long groove, and the movable end of the extension and the crossbeam assembly are fixed by bolts passing through the long groove.

[0008] Furthermore, the mounting base is provided with notches that allow the upper and lower ends of the spring guide post to engage; the upper and lower brackets are provided with threaded holes on one side of the notches in the mounting base, and a limiting threaded pin is inserted into the threaded hole.

[0009] The advantages and beneficial effects of this utility model are as follows: the anti-vibration vacuum pump bracket and crossbeam assembly of this utility model can further improve the anti-vibration performance of the vacuum pump bracket. At the same time, the upper bracket and spring can be disassembled and replaced. Once a spring or other component is damaged, it can be replaced individually. Attached Figure Description

[0010] Figure 1 This is a schematic diagram of Example 1.

[0011] Figure 2 This is an exploded view of Example 1.

[0012] Figure 3 This is a schematic diagram of Example 2.

[0013] Figure 4 This is a partial exploded view of Example 2.

[0014] Among them, the upper bracket 1, the first spring mounting seat 1-1, the upper bracket movable end 1-2, the clearance groove 1-3, the lower bracket 2, the second spring mounting seat 2-1, the movable groove 2-2, the spring guide post 3, the spring 4, the crossbeam assembly 5, the slide groove 5-1, the crossbeam extension 6, the extension movable end 6-1, the long groove 7, the bolt 8, and the limit threaded pin 9. Detailed Implementation

[0015] The specific embodiments of this utility model will be further described below with reference to the accompanying drawings and examples. The following examples are only used to more clearly illustrate the technical solution of this utility model and should not be construed as limiting the scope of protection of this utility model. Example 1

[0016] An anti-vibration vacuum pump bracket and crossbeam assembly includes a vacuum pump bracket body and a crossbeam assembly. The vacuum pump bracket body includes an upper bracket 1 and a lower bracket 2. The lower bracket 2 is fixed to the crossbeam assembly. The upper part of the upper bracket 1 is a support platform for supporting the vacuum pump, and the lower part of the upper bracket 1 is an upper bracket movable end 1-2. The lower bracket 2 is provided with a movable groove 2-2 for the upper bracket movable end 1-2 to be inserted. The upper bracket 1 has several first spring mounting seats 1-1 on both sides, and the lower bracket 2 has several second spring mounting seats 2-1 on both sides. Several springs 4 are respectively sleeved on several spring guide posts 3, and the upper and lower ends of the spring guide posts 3 pass through the first spring mounting seats 1-1 and the second spring mounting seats 2-1 respectively. The upper and lower ends of the spring guide posts 3 have limit structures.

[0017] The upper bracket 1 also has clearance grooves 1-3 on both sides of the surface of the clearance spring 4.

[0018] One end of the crossbeam assembly 5 may be provided with a crossbeam extension 6, and one side of the crossbeam extension 6 is provided with an extension movable end 6-1. The inner side of the crossbeam assembly 5 is provided with a sliding groove 5-1, and the extension movable end 6-1 of the crossbeam extension 6 can be inserted into the sliding groove 5-1 of the crossbeam assembly 5. The extension movable end 6-1 of the crossbeam extension 6 and one end of the crossbeam assembly 5 are provided with a long groove 7. The extension movable end 6-1 and the crossbeam assembly 5 are fixed by bolts 8 passing through the long groove 7. Example 2

[0019] Based on embodiment 1, an improvement is made: the first spring mounting base 1-1 and the second spring mounting base 2-1 are provided with notches that allow the upper and lower ends of the spring guide post 3 to be engaged; on the upper bracket 1 and the lower bracket 2, threaded holes are provided on one side of the notches of the first spring mounting base 1-1 and the second spring mounting base 2-1, and a limiting threaded pin 9 is inserted into the threaded hole to close the notches of the first spring mounting base 1-1 and the second spring mounting base 2-1.

[0020] The above description is only a preferred embodiment of the present utility model. It should be noted that for those skilled in the art, several improvements and modifications can be made without departing from the technical principles of the present utility model, and these improvements and modifications should also be considered within the protection scope of the present utility model.

Claims

1. A shock-resistant vacuum pump bracket and crossbeam assembly, characterized in that: The vacuum pump bracket body includes an upper bracket and a lower bracket; the lower bracket is fixed to the crossbeam assembly; the upper part of the upper bracket is a support platform for supporting the vacuum pump, the lower part of the upper bracket is a movable end of the upper bracket, and the lower bracket is provided with a movable groove for the movable end of the upper bracket to be inserted; several corresponding mounting seats are provided on both sides of the upper bracket and the lower bracket; a shock-absorbing spring assembly is provided between the mounting seats of the upper bracket and the lower bracket, the shock-absorbing spring assembly includes a spring and a spring guide post, the two ends of the spring guide post pass through the mounting seats of the upper bracket and the lower bracket, and the two ends of the spring guide post are provided with limiting structures, and a spring is sleeved on the spring guide post.

2. The anti-vibration vacuum pump bracket and crossbeam assembly according to claim 1, characterized in that: The upper support is also provided with clearance grooves for clearance springs on both sides of its surface.

3. The anti-vibration vacuum pump bracket and crossbeam assembly according to claim 1, characterized in that: One end of the crossbeam assembly is provided with a crossbeam extension, one side of the crossbeam extension is provided with a movable end of the extension, and the inner side of the crossbeam assembly is provided with a sliding groove. The movable end of the crossbeam extension is inserted into the sliding groove of the crossbeam assembly. The movable end of the crossbeam extension and one end of the crossbeam assembly are provided with a long groove. The movable end of the extension and the crossbeam assembly are fixed by bolts passing through the long groove.

4. The anti-vibration vacuum pump bracket and crossbeam assembly according to claim 1, characterized in that: The mounting base is provided with notches that allow the upper and lower ends of the spring guide post to engage; the upper and lower brackets are provided with threaded holes on one side of the notches in the mounting base, and a limiting threaded pin is inserted into the threaded hole.

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