Vacuum pump support and cross beam assembly

Abstract

The utility model relates to the technical field of vacuum pump supports, in particular to a vacuum pump support and cross beam assembly which comprises a vacuum pump support body and a cross beam assembly, the vacuum pump support body is arranged on the cross beam assembly, a supporting table is arranged on the vacuum pump support body, and supporting frames are arranged on the two sides of the lower end of the supporting table. Welding supporting legs are further arranged at the bottom of the supporting frame, a through hole is formed in the middle of the supporting table, a sinking table is manufactured on the side face of the supporting table through stamping, mounting hole reinforcing structures are arranged on the two sides of the through hole in the middle of the supporting table, and mounting holes are formed in the mounting hole reinforcing structures. According to the vacuum pump support and the beam assembly, the circular truncated cone structure is adopted to reduce the problem of edge stress concentration, the vacuum pump support is directly welded to the beam assembly, assembling working hours are reduced, the problem that vibration and abnormal sound are generated in the working process of a vacuum pump is solved, meanwhile, vibration of the vacuum pump can be attenuated by fully utilizing suspension for assembling a frame and a vehicle body, and the service life of the vacuum pump is prolonged. And the comfort of cab members is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of vacuum pump brackets, in particular to a vacuum pump bracket and a crossbeam assembly. Background Art

[0002] As an important part of the automobile braking system, the electronic vacuum pump provides the necessary vacuum for the brake booster system, which helps to reduce the force applied by the driver on the brake pedal, amplifies the braking force through the booster device, and makes the braking process easier and more effective.

[0003] Existing electronic vacuum pumps are usually installed on the vehicle frame by a bracket structure. Some bracket structures used to fix vacuum pumps on the market have many edges, and the vacuum pump vibrates greatly during operation, which is prone to stress concentration problems. As a result, fatigue occurs easily due to insufficient strength when the vacuum pump vibrates. In addition, the brackets are mostly fixed by screwing, which consumes assembly time. The vibration of the vacuum pump can easily cause the bracket to loosen and make abnormal noises. Utility Model Content

[0004] The purpose of the utility model is to provide a vacuum pump bracket and crossbeam assembly to solve the problem raised by the above background technology that the bracket currently used for fixing the vacuum pump on the market has many edges, which is easy to concentrate stress, resulting in fatigue due to insufficient strength when the vacuum pump vibrates, and the bracket is mostly fixed by screw connection, which consumes assembly time, and the vibration of the vacuum pump easily causes the bracket to loosen and make abnormal noises.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a vacuum pump bracket and beam assembly, comprising a vacuum pump bracket body and a beam assembly, the vacuum pump bracket body is arranged on the beam assembly, a support platform is provided on the vacuum pump bracket body, and the support platform is a circular structure, support frames are provided on both sides of the lower end of the support platform, and welding legs are also provided at the bottom of the support frame, a through hole is opened in the middle of the support platform, and the side of the support platform is formed into a sinking platform by stamping, the support platform is provided with mounting hole reinforcement structures on both sides of the middle through hole, and mounting holes are opened on the mounting hole reinforcement structure.

[0006] Preferably, the support frame, the support platform and the welding legs are an integrated structure, and the vacuum pump bracket body is integrally stamped and formed.

[0007] Preferably, the support frame, the support platform and the welding legs are all arranged vertically relative to each other.

[0008] Preferably, the support frame is respectively provided with an oblong hole, the diameter of the oblong hole is 7 mm, and the length of the oblong hole is 12 mm.

[0009] Preferably, the support frame is an isosceles trapezoidal structure, and the length of the lower end of the support frame is smaller than the length of the upper end.

[0010] Preferably, the height difference between the upper surface of the support platform and the upper surface of the sinking platform is 15 mm, and the sinking platform is offset from the center line of the support platform by 45°-60°.

[0011] Preferably, the side edge of the mounting hole reinforcement structure is an arc-shaped structure, and the mounting hole reinforcement structure is connected to the support platform with a rounded corner.

[0012] Preferably, the diameter of the mounting hole is 7 mm, and a welding nut is welded and fixed at the mounting hole below the support platform, and the mounting hole and the welding nut are connected.

[0013] Preferably, the welding legs are located outside the support frame, and the welding legs are welded and fixed to the crossbeam assembly.

[0014] Preferably, the crossbeam assembly is a U-shaped structure, and the welded legs are supported on the outer side of the bottom of the U-shaped structure of the crossbeam assembly.

[0015] Compared with the prior art, the utility model has the following beneficial effects: the vacuum pump bracket and crossbeam assembly adopt a truncated cone structure to reduce the problem of edge stress concentration, and the vacuum pump bracket is directly welded to the crossbeam assembly, which reduces assembly time and solves the problem of vibration and abnormal noise generated during the operation of the vacuum pump. At the same time, the suspension assembled between the frame and the body can be fully utilized to attenuate the vibration of the vacuum pump and improve the comfort of the cab occupants. The vacuum pump bracket and crossbeam assembly is provided with a sink on the circular support platform to avoid the direction of the vacuum tube and wiring harness on the vacuum pump. At the same time, the lower end of the support platform is supported by the support frame to allow the vacuum pump to be suspended and installed, thereby achieving the purpose of attenuating vibration. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] The following are drawings of exemplary embodiments of the present invention, in which the same or similar reference numerals are used to represent the same or similar elements.

[0017] Figure 1 This is a three-dimensional structural diagram of a vacuum pump bracket and a crossbeam assembly of the utility model;

[0018] Figure 2 This is a front view of a vacuum pump bracket and beam assembly of the utility model;

[0019] Figure 3 This is a top view of a vacuum pump bracket and beam assembly of the utility model;

[0020] Figure 4 This is a left view of a vacuum pump bracket and beam assembly of the utility model;

[0021] Figure 5 This is a right view of a vacuum pump bracket and a crossbeam assembly of the utility model.

[0022] Figure numerals: 1. Vacuum pump bracket body; 101. Support frame; 102. Support platform; 103. Mounting hole reinforcement structure; 104. Mounting hole; 105. Sinking platform; 106. Long round hole; 107. Welding support foot; 108. Welding nut; 2. Crossbeam assembly. DETAILED DESCRIPTION

[0023] In order to better explain the present invention and facilitate understanding, the present invention is described in detail below through specific implementation modes in conjunction with the accompanying drawings.

[0024] In the present utility model, the term "and / or" is intended to cover all possible combinations and sub-combinations of the listed elements, including any one of the elements listed separately, any sub-combination or all elements, without excluding other elements. Unless otherwise specified, the terms "first", "second", etc. are used to describe various elements without intending to limit the positional relationship, timing relationship or importance relationship of these elements. Such terms are only used to distinguish one element from another. Unless otherwise specified, the orientation or positional relationship indicated by the terms "front, back, up, down, left, right", etc. is usually based on the orientation or positional relationship shown in the accompanying drawings, which is only for the convenience and simplification of description, and cannot be understood as limiting the scope of protection of the present utility model.

[0025] See also Figure 1-5The utility model provides a technical solution: a vacuum pump bracket and a crossbeam assembly, comprising a vacuum pump bracket body 1 and a crossbeam assembly 2, the vacuum pump bracket body 1 is arranged on the crossbeam assembly 2, the vacuum pump bracket body 1 is provided with a support platform 102, and the support platform 102 is a circular structure, and support frames 101 are provided on both sides of the lower end of the support platform 102, and oblong holes 106 are respectively opened on the support frames 101, and the diameter of the oblong holes 106 is 7mm, and the length of the oblong holes 106 is 12mm. This structure opens the oblong holes 106 at the required positions according to the needs, so that the oblong holes 106 can provide fixing points for the surrounding pipelines, the support frame 101 is an isosceles trapezoidal structure, and the length of the lower end of the support frame 101 is less than the length of the upper end. This structure is through the support frame 1 01 provides a stable support for the support platform 102, and at the same time, the support frame 101 and the crossbeam assembly 2 are relatively firmly connected to ensure the overall stability and strength of the vacuum pump bracket body 1, and a welding leg 107 is also provided at the bottom of the support frame 101. The support frame 101, the support platform 102, and the welding leg 107 are an integrated structure, and the vacuum pump bracket body 1 is integrally stamped and formed. This structure makes the vacuum pump bracket body 1 simple to process and easy to form. The support frame 101, the support platform 102 and the welding leg 107 are relatively vertically arranged. This structure supports the support platform 102 through the support frame 101, so that the support platform 102 allows the vacuum pump to be suspended and installed, so as to attenuate the vibration generated by the vacuum pump. The welding leg 107 is The support frame 101 is located outside the support frame 101, and the welding support leg 107 is welded and fixed to the crossbeam assembly 2. This structure allows the vacuum pump bracket body 1 to be welded and fixed relative to the crossbeam assembly 2 through the welding support leg 107, reducing the loosening problem caused by bolt fixing and reducing the difficulty of assembly. The crossbeam assembly 2 is a U-shaped structure, and the welding support leg 107 is supported on the outside of the bottom of the U-shaped structure of the crossbeam assembly 2. This structure The crossbeam assembly 2 is fixed to the frame by welding, providing a stable positioning effect for the vacuum pump bracket body 1, ensuring high-strength installation of the vacuum pump, a through hole is opened in the middle of the support table 102, and the side of the support table 102 is formed into a sink 105 by stamping, the height difference between the upper surface of the support table 102 and the upper surface of the sink 105 is 15mm, and the sink The center line of the support platform 102 is offset by 45°-60°. The groove structure formed by the sinking platform 105 can be used to avoid the vacuum tube on the vacuum pump and the path of the wiring harness. The support platform 102 is provided with a mounting hole reinforcement structure 103 on both sides of the middle through hole. The side of the mounting hole reinforcement structure 103 is an arc structure, and the mounting hole reinforcement structure 103 and the support platform 102 are connected with the rounded corners. This structure makes the edge of the through hole in the middle of the support platform 102 smooth, reduces the generation of edges and corners, thereby avoiding stress concentration and improving the strength of the vacuum pump bracket body 1. The mounting hole reinforcement structure 103 is provided with a mounting hole 104, the diameter of the mounting hole 104 is 7mm, and a welding nut 108 is welded and fixed at the mounting hole 104 below the support platform 102.The mounting hole 104 and the welding nut 108 are connected. This structure allows the vacuum pump to be installed on the vacuum pump bracket body 1 by connecting the screws through the mounting hole 104 and the welding nut 108, thereby achieving a stable installation of the vacuum pump and allowing the vacuum pump to work reliably.

[0026] Working principle: When using the vacuum pump bracket and beam assembly, first, the vacuum pump bracket body 1 is cut into the required shape by stamping, and then the mounting hole 104 and the oblong hole 106 are punched, and then the welding nut 108 is welded to the mounting hole 104, and then the support frame 101, the support platform 102, the mounting hole reinforcement structure 103, the sinking platform 105 and the welding leg 107 of the integrated structure are formed by stamping. The welding leg 107 is placed on the outside of the bottom of the U-shaped structure of the beam assembly 2 and fixed by welding to achieve a stable treatment between the beam assembly 2 and the vacuum pump bracket body 1. The beam assembly 2 is fixed by It is welded and fixed on the vehicle frame to provide high-strength fixing treatment for the vacuum pump bracket body 1. When the vacuum pump is installed on the vacuum pump bracket body 1, the vacuum tube and wiring harness of the vacuum pump are routed through the groove formed by the sink 105. The oblong hole 106 is used to provide a positioning point for the wiring harness through a cable tie. The vacuum pump is fastened through the screws and welding nuts 108 through the mounting hole 104. The mounting hole reinforcement structure 103 provides reinforcement treatment for the mounting hole 104 to ensure the installation strength of the vacuum pump. The vacuum pump is installed by suspension, which attenuates the impact of vibration, reduces bolt fixing, and reduces assembly time. Repeat the above steps to complete a series of work.

[0027] It should be noted that the utility model (e.g., utility model concepts, etc.) has been described in the specification of this patent document and / or illustrated in the drawings according to the exemplary embodiments; the embodiments of the utility model are presented only by way of example and are not intended to limit the scope of the utility model. The structure and / or arrangement of the elements of the utility model concepts embodied in the utility model as described in the specification and / or illustrated in the drawings are only illustrative. Although the exemplary embodiments of the utility model have been described in detail in this patent document, it is easy for a person of ordinary skill in the art to understand that equivalents, modifications, changes, etc. of the subject matter of the exemplary embodiments and alternative embodiments are possible and are considered to be within the scope of the utility model; all of these subject matters (e.g., modifications, changes, embodiments, combinations, equivalents, etc.) are intended to be included within the scope of the utility model. It should also be noted that various / other modifications, changes, substitutions, equivalents, changes, omissions, etc. can be made in the configuration and / or arrangement of the exemplary embodiments (e.g., in terms of concepts, designs, structures, devices, forms, assemblies, constructions, means, functions, systems, processes / methods, steps, the order of process / method steps, operations, operating conditions, performance, materials, compositions, combinations, etc.). ) without departing from the scope of the present invention; all of these subjects (such as modifications, changes, embodiments, combinations, equivalents, etc.) are intended to be included within the scope of the present invention. The scope of the present invention is not intended to be limited to the subject matter described in the specification and / or drawings of this patent document (such as details, structures, functions, materials, behaviors, steps, sequences, systems, results, etc.). Considering that the claims of this patent document will be appropriately interpreted as covering the full scope of the subject matter of the present invention (for example, including any and all such modifications, changes, embodiments, combinations, equivalents, etc.); it should be understood that the terms used in this patent document are intended to provide a description of the subject matter of the exemplary embodiments, rather than as a limitation on the scope of the present invention.

[0028] It is understood that the present invention is described by some embodiments, and those skilled in the art are aware that various changes or equivalent substitutions may be made to these features and embodiments without departing from the spirit and scope of the present invention. In addition, under the teachings of the present invention, these features and embodiments may be modified to adapt to specific circumstances and materials without departing from the spirit and scope of the present invention. Therefore, the present invention is not limited to the specific embodiments disclosed herein, and all embodiments falling within the scope of the claims of this application are within the scope of protection of the present invention.

Claims

1. A vacuum pump support and crossbeam assembly, comprising a vacuum pump support body (1) and a crossbeam assembly (2), wherein the vacuum pump support body (1) is arranged on the crossbeam assembly (2), and is characterized in that: The vacuum pump support body (1) is provided with a support platform (102), and the support platform (102) is a circular structure. Support frames (101) are provided on both sides of the lower end of the support platform (102), and welding legs (107) are also provided at the bottom of the support frame (101). A through hole is provided in the middle of the support platform (102), and a sink (105) is formed by stamping on the side of the support platform (102). The support platform (102) is provided with mounting hole reinforcement structures (103) on both sides of the middle through hole, and mounting holes (104) are provided on the mounting hole reinforcement structures (103).

2. A vacuum pump bracket and crossbeam assembly according to claim 1, characterized in that: The support frame (101), the support platform (102), and the welding legs (107) are an integrated structure, and the vacuum pump support body (1) is integrally stamped and formed.

3. A vacuum pump bracket and beam assembly according to claim 1, characterized in that: The support frame (101), the support platform (102) and the welding legs (107) are all arranged vertically relative to each other.

4. A vacuum pump bracket and crossbeam assembly according to claim 1, characterized in that: The support frame (101) is respectively provided with an oblong hole (106), and the diameter of the oblong hole (106) is 7 mm, and the length of the oblong hole (106) is 12 mm.

5. A vacuum pump bracket and crossbeam assembly according to claim 1, characterized in that: The support frame (101) is an isosceles trapezoidal structure, and the length of the lower end of the support frame (101) is shorter than the length of the upper end.

6. A vacuum pump bracket and crossbeam assembly according to claim 1, characterized in that: The height difference between the upper surface of the support platform (102) and the upper surface of the sinking platform (105) is 15 mm, and the sinking platform is offset from the center line of the support platform (102) by 45°-60°.

7. A vacuum pump support and crossbeam assembly according to claim 1, characterized in that: The side edge of the mounting hole reinforcement structure (103) is an arc-shaped structure, and the mounting hole reinforcement structure (103) and the support platform (102) are connected with a rounded corner.

8. A vacuum pump support and crossbeam assembly according to claim 1, characterized in that: The diameter of the mounting hole (104) is 7 mm, and a welding nut (108) is welded and fixed at the mounting hole (104) below the support platform (102), and the mounting hole (104) and the welding nut (108) are arranged in a through-connected manner.

9. A vacuum pump support and crossbeam assembly according to claim 1, characterized in that: The welding support leg (107) is located outside the support frame (101), and the welding support leg (107) is fixed to the crossbeam assembly (2) by welding.

10. A vacuum pump support and crossbeam assembly according to claim 9, characterized in that: The crossbeam assembly (2) is a U-shaped structure, and the welded legs (107) are supported on the outer side of the bottom of the U-shaped structure of the crossbeam assembly (2).

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