CN220410538U

CN220410538U - Automobile booster support

Info

Publication number: CN220410538U
Application number: CN202321877216.7U
Authority: CN
Inventors: 王明时; 姜健; 常旭昌
Original assignee: Hefei Huaji Auto Parts Co ltd
Current assignee: Hefei Huaji Auto Parts Co ltd
Priority date: 2023-07-18
Filing date: 2023-07-18
Publication date: 2024-01-30
Anticipated expiration: 2033-07-18

Abstract

The utility model relates to the technical field of automobile boosters, in particular to an automobile booster bracket; the annular bottom plate welded on the white automobile body is matched with the bolts, the fixed plate assembly, the connecting plate, the elastic piece and the nut assembly, torque force of the nut assembly is transmitted to the vacuum booster through elasticity of the elastic piece, and the fixing of the vacuum booster is realized through matching with the positioning column; the problem of among the prior art manual dismouting car vacuum booster's operation process is comparatively loaded down with trivial details, and the mode of simply using bolt and nut cooperation fixed simultaneously leads to car vacuum booster not hard up easily is solved.

Description

Automobile booster support

Technical Field

The utility model relates to the technical field of automobile boosters, in particular to an automobile booster bracket.

Background

The automobile vacuum booster is a device for compensating the pressure shortage of stepping on a brake pedal when a driver brakes and enhancing the braking effect of the automobile, is generally arranged on a sheet metal automobile body between a cockpit and an engine cabin, and a plurality of bolts are generally welded on a shell of the automobile vacuum booster when the automobile vacuum booster is arranged, the bolts penetrate through the vehicle body and enter the cockpit, then the automobile vacuum booster is fixed through nuts from the cockpit, and then the brake master cylinder is further arranged in the engine cabin, so that the assembly of the automobile vacuum booster can be completed.

Therefore in the in-process of dismouting car vacuum booster, on the one hand, the workman needs to make a round trip between cockpit and engine compartment to change the position, and is more troublesome, and the in-process of getting up repeatedly easily installs the automobile body and cause the damage moreover, on the other hand, because car brake booster often is heavier, in car brake, turn or variable speed in-process, because car brake booster's inertia is great, the screw is easy to become flexible because of the impact force that iterates, and when the screw becomes flexible to a certain extent, can lead to car brake booster to drop, influence car braking effect, probably lead to the emergence of traffic accident.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides the automobile booster bracket, which solves the problems that the operation process of workers for disassembling and assembling the automobile vacuum booster is complicated in the prior art, and the automobile vacuum booster is easy to loosen by simply using a bolt and a nut to be matched and fixed.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

a support for an automobile booster comprises a vacuum booster and further comprises a fixing mechanism for fixing the vacuum booster on an automobile frame.

The fixing mechanism comprises an annular bottom plate fixed on an automobile engine cabin frame, a plurality of bolts are fixed on the annular bottom plate, annular fixing plate assemblies are sleeved on the bolts in a sliding mode, the vacuum booster is installed between the fixing plate assemblies and the annular bottom plate, a plurality of positioning columns penetrating through the fixing plate assemblies are fixed on the vacuum booster, annular connecting plates are sleeved on one ends, far away from the vacuum booster, of the bolts in a sliding mode, elastic pieces in a compressed state are installed between the connecting plates and the fixing plate assemblies, and nut assemblies used for fixing the connecting plates are arranged at the end portions of the bolts.

Preferably, the bolt is provided with a limit part in transition fit with the fixed plate component and the connecting plate, and the end part of the bolt is provided with a thread part which is matched and fixed with the nut component.

Preferably, the nut assembly comprises a nut body fixed on the threaded portion, and a backing plate crossing the limiting portion and the threaded portion is arranged between the nut body and the connecting plate.

Preferably, the fixing plate assembly comprises an annular fixing plate body arranged on a plurality of positioning posts and bolts, a plurality of connecting blocks are fixed on the edge of the fixing plate body, and limiting blocks attached to one side, close to the nut assembly, of the connecting plates are fixed at the end parts of the connecting blocks.

Preferably, the positioning column is in a truncated cone shape, one end of the positioning column with smaller diameter faces the direction of the connecting plate, and the inner wall of the through hole on the fixing plate assembly is in extrusion fit with the outer circular surface of the positioning column.

Preferably, the fixing plate assembly is provided with a plurality of first lightening holes.

Preferably, a plurality of second lightening holes are formed in the annular bottom plate.

Compared with the prior art, the utility model provides the automobile booster bracket, which has the following beneficial effects:

1. the annular bottom plate of welding on white automobile body cooperation bolt, fixed plate subassembly, the connecting plate, elastic component and nut subassembly, through the elasticity of elastic component, on the one hand with nut subassembly's moment of torsion power transmission to vacuum booster on, and the cooperation reference column realizes the fixed to vacuum booster, on the other hand, when nut subassembly produces the displacement because of becoming flexible, the elasticity of elastic component hardly changes, thereby guarantee the elastic component to vacuum booster's clamp force, on the other hand the elasticity of elastic component also can be acted on nut subassembly, make nut subassembly's screw thread compress tightly with the screw thread of bolt all the time, avoid nut subassembly to become flexible with higher speed because of becoming flexible after first time, thereby further guaranteed vacuum booster's fixed effect, the overall structure all only need install in proper order in engine compartment one side simultaneously can, it is more convenient.

2. The integrated connecting plate is matched with a plurality of bolts, through holes on the connecting plate are utilized to tightly attach with the plurality of bolt limiting parts, when individual nut assemblies are loosened, and when the connecting plate located at the position is deformed outwards due to elasticity, the connecting plate at the loosening position of the nut assemblies is prevented from being deformed greatly by fixing other bolts and the nut assemblies at other positions of the connecting plate, so that the fixing effect of the elastic piece at the loosening position of the nut assemblies on the vacuum booster is guaranteed.

3. The positioning column is in a circular truncated cone-shaped structure, so that the positioning effect of the fixed plate assembly on the vacuum booster is guaranteed, the shaking and rotation of the fixed plate assembly are avoided, and the stability of the fixed vacuum booster is guaranteed.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiments of the application and together with the description serve to explain the application and do not constitute an undue limitation to the application. In the drawings:

FIG. 1 is a schematic view of a three-dimensional structure of the present utility model;

FIG. 2 is an exploded view of the present utility model;

FIG. 3 is a schematic view of a bolt and annular base plate of the present utility model;

FIG. 4 is a schematic view of a mounting plate assembly of the present utility model;

FIG. 5 is a cross-sectional view of the present utility model;

fig. 6 is an enlarged view of the utility model at a in fig. 5.

In the figure: 1. a vacuum booster; 2. a fixing mechanism; 21. an annular bottom plate; 22. a bolt; a. a limit part; b. a threaded portion; 23. a fixed plate assembly; 231. a fixing plate body; 232. a connecting block; 233. a limiting block; 24. positioning columns; 25. a connecting plate; 26. an elastic member; 27. a nut assembly; 271. a nut body; 272. a backing plate; c. a first lightening hole; d. and a second lightening hole.

Detailed Description

The embodiments of the present application will be described in detail below with reference to the accompanying drawings and examples, so that the implementation process of how the technical means are applied to solve the technical problems and achieve the technical effects of the present application can be fully understood and implemented accordingly.

Fig. 1-6 show an embodiment of the present utility model, by improving the installation mode of the automobile booster, on one hand, the worker does not need to switch back and forth in the engine compartment and the cockpit, and at the same time, the fixing effect of the nut is improved, and the probability of loosening the automobile booster in the running process of the automobile is reduced.

The utility model provides an automobile booster support, includes vacuum booster 1, vacuum booster 1 is for being arranged in among the prior art to assist automobile vacuum booster 1 of car braking, still includes the fixed establishment 2 that is used for fixing vacuum booster 1 on the automobile frame, and fixed establishment 2 is used for when fixing vacuum booster 1, makes operating personnel only need operate in the engine compartment can accomplish to reduce the probability that vacuum booster 1 is not hard up in the course of traveling through inner structure.

The fixing mechanism 2 comprises an annular bottom plate 21 fixed on a frame of an engine compartment of an automobile, the annular bottom plate 21 can be fixed in a welding mode, a plurality of bolts 22 are fixed on the annular bottom plate 21, the annular bottom plate 21 and the bolts 22 are welded on the automobile body together preferably in a white automobile body welding process, an annular fixing plate assembly 23 is sleeved on the plurality of bolts 22 in a sliding mode, the inner walls of a plurality of through holes on the fixing plate assembly 23 are tightly attached to the outer walls of the plurality of bolts 22 to realize the positioning of the fixing plate assembly 23, the vacuum booster 1 is arranged between the fixing plate assembly 23 and the annular bottom plate 21, a plurality of positioning columns 24 penetrating through the fixing plate assembly 23 are fixed on the vacuum booster 1, the vacuum booster 1 is positioned on the fixing plate assembly 23 through the positioning columns 24 to prevent the vacuum booster 1 from rotating between the fixing plate assembly 23 and the annular bottom plate 21 so as to realize the fixing of the vacuum booster 1, the end of the plurality of bolts 22 far away from the vacuum booster 1 is slidably sleeved with an annular connecting plate 25, an elastic piece 26 in a compressed state is arranged between the connecting plate 25 and the fixed plate assembly 23, the end of each bolt 22 is provided with a nut assembly 27 for fixing the connecting plate 25, when the nut assembly 27 is loosened to a certain extent in the running process, the elastic piece 26 is always elastically arranged between the connecting plate 25 and the fixed plate assembly 23, so that when the nut assembly 27 is slightly loosened, the elastic force of the elastic piece 26 is hardly changed, the pressure of the fixed plate assembly 23 on the vacuum booster 1 is ensured, the vacuum booster 1 is tightly pressed on the annular bottom plate 21 and is matched with the positioning column 24 to realize the fixation of the vacuum booster 1, meanwhile, the elastic force of the elastic piece 26 on the nut assembly 27 is ensured that the speed of the loosening is not further accelerated after the initial loosening, the structure of the connecting plate 25 is characterized in that the nuts on the equipment with high-frequency vibration such as an airplane are fixed in a fixed mode, the nuts are sequentially wound and fixed on the parts with high-frequency vibration on the parts of the airplane through iron wires, so that the nuts can be prevented from being loosened and displaced, in the structure, the integral connecting plate 25 acts like the iron wires, when a certain nut assembly 27 loosens, other parts on the connecting plate 25 can effectively limit the positions corresponding to the loosened nut assemblies 27 to deform and move outwards under the fixation of the other nut assemblies 27, the pressing force of the elastic piece 26 on the vacuum booster 1 through the fixed plate assembly 23 can be fully ensured, the connecting plate 25 has a slightly poorer effect than the iron wires, the dismounting is more convenient, the vibration frequency of an automobile is lower, and the connecting plate 25 is enough to meet the requirement of avoiding the looseness of the vacuum booster 1 in the automobile process, so that the installation of the automobile vacuum booster 1 is facilitated through the structure, the parts are only required to be sequentially installed from one side of an engine cabin, and finally the nut assemblies 27 can be screwed, and the probability of the looseness of the vacuum booster 1 can be effectively reduced.

As the preferred technical scheme of this embodiment, be equipped with on the bolt 22 with fixed plate subassembly 23 and connecting plate 25 transition complex spacing portion a to neither influence the dismouting of fixed plate subassembly 23 and connecting plate 25, can furthest reduce spacing portion a respectively with fixed plate subassembly 23 and connecting plate 25 on the clearance of through-hole, avoid fixed plate subassembly 23 and connecting plate 25 to take place to rock, thereby guarantee the fixed effect of car vacuum booster 1, screw thread portion b fixed with the cooperation of having nut subassembly 27 is seted up to the bolt 22 tip, accomplishes holistic relative fixation through nut subassembly 27.

As a preferred technical solution of this embodiment, the nut assembly 27 includes a nut body 271 fixed on the threaded portion b, a pad 272 spanning the limiting portion a and the threaded portion b is disposed between the nut body 271 and the connecting plate 25, the pad 272 ensures the fixing effect of the nut body 271 on the connecting plate 25 located on the limiting portion a through the pad 272, and when the nut body 271 loosens and rotates to a side far from the connecting plate 25, the nut body 271 is always stressed after looseness under the action of the elastic member 26, so that the loosening and dropping speed of the nut body is greatly reduced.

As a preferred technical solution of this embodiment, the fixing plate assembly 23 includes an annular fixing plate body 231 disposed on the plurality of positioning posts 24 and the bolts 22, a plurality of connection blocks 232 are fixed at the edge of the fixing plate body 231, a stopper 233 attached to one side of the connection plate 25 close to the nut assembly 27 is fixed at the end of the connection block 232, the connection block 232 is a sheet metal part and can be slightly broken outwards, so that the connection plate 25 can be clamped inside the plurality of stoppers 233 during installation, and the stopper 233 plays a role in assisting the nut assembly 27 to fix.

As the preferred technical scheme of this embodiment, reference column 24 is the round platform shape, and the less one end of reference column 24 diameter is towards connecting plate 25 direction, through-hole inner wall on the fixed plate subassembly 23 and reference column 24 outer disc extrusion fit, after installing fixed plate subassembly 23, fixed plate subassembly 23 surface just in time with vacuum booster 1 surface contact to guarantee that vacuum booster 1 can not take place to rock on fixed plate subassembly 23, realize the location to vacuum booster 1 more accurate and more firm fixed.

As a preferred technical solution of the present embodiment, the fixing plate assembly 23 is provided with a plurality of first lightening holes c, which are mainly used for reducing the loss of materials and reducing the overall weight of the vehicle body on the basis of ensuring the overall structural strength.

As a preferred solution of the present embodiment, the annular bottom plate 21 is provided with a plurality of second lightening holes d, which act identically to the first lightening holes c, in order to reduce the loss of material and to reduce the overall weight of the vehicle body.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

In the description of the present utility model, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an automobile booster support, includes vacuum booster (1), its characterized in that: the vacuum booster comprises a vacuum booster body (1) and a fixing mechanism (2) for fixing the vacuum booster body (1) on a vehicle frame;

the utility model provides a vacuum booster, including fixed in annular bottom plate (21) on the automobile engine cabin frame, be fixed with a plurality of bolts (22) on annular bottom plate (21), sliding sleeve is equipped with annular fixed plate subassembly (23) on a plurality of bolts (22), vacuum booster (1) are installed between fixed plate subassembly (23) and annular bottom plate (21), be fixed with a plurality of reference columns (24) that run through fixed plate subassembly (23) on vacuum booster (1), the one end slip cap that keeps away from vacuum booster (1) on a plurality of bolts (22) is equipped with annular connecting plate (25), install between connecting plate (25) and fixed plate subassembly (23) and be in compression state's elastic component (26), bolt (22) tip is equipped with nut subassembly (27) that are used for fixed connecting plate (25).

2. An automotive booster support as defined in claim 1, wherein: the bolt (22) is provided with a limiting part (a) in transition fit with the fixed plate assembly (23) and the connecting plate (25), and the end part of the bolt (22) is provided with a threaded part (b) which is matched and fixed with the nut assembly (27).

3. An automotive booster support as claimed in claim 2, wherein: the nut assembly (27) comprises a nut body (271) fixed on the threaded portion (b), and a backing plate (272) crossing the limiting portion (a) and the threaded portion (b) is arranged between the nut body (271) and the connecting plate (25).

4. An automotive booster support as defined in claim 1, wherein: the fixed plate assembly (23) comprises an annular fixed plate body (231) arranged on a plurality of positioning columns (24) and bolts (22), a plurality of connecting blocks (232) are fixed at the edge of the fixed plate body (231), and limiting blocks (233) attached to one side, close to the nut assembly (27), of the connecting plates (25) are fixed at the end portions of the connecting blocks (232).

5. An automotive booster support as defined in claim 1, wherein: the positioning column (24) is in a truncated cone shape, one end of the positioning column (24) with smaller diameter faces the direction of the connecting plate (25), and the inner wall of the through hole on the fixed plate assembly (23) is in extrusion fit with the outer circular surface of the positioning column (24).

6. An automotive booster support as defined in claim 1, wherein: a plurality of first lightening holes (c) are formed in the fixing plate assembly (23).

7. An automotive booster support as defined in claim 1, wherein: the annular bottom plate (21) is provided with a plurality of second lightening holes (d).