CN220147427U - Auxiliary frame behind drift car - Google Patents
Auxiliary frame behind drift car Download PDFInfo
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- CN220147427U CN220147427U CN202321979258.1U CN202321979258U CN220147427U CN 220147427 U CN220147427 U CN 220147427U CN 202321979258 U CN202321979258 U CN 202321979258U CN 220147427 U CN220147427 U CN 220147427U
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- swing arm
- pipe
- upper swing
- supporting
- tube
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- 238000005452 bending Methods 0.000 claims description 6
- 239000003381 stabilizer Substances 0.000 claims description 6
- 230000000087 stabilizing effect Effects 0.000 claims description 6
- 238000012857 repacking Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
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Abstract
The utility model relates to the technical field of vehicle machinery, in particular to a rear auxiliary frame of a drifting vehicle, which comprises an upper swing arm pipe array, a lower swing arm pipe array and a bushing, wherein the upper swing arm pipe array comprises an upper swing arm short pipe and an upper swing arm long pipe, the upper swing arm short pipe and the upper swing arm long pipe are arranged in parallel, a connecting rod I is symmetrically arranged between the upper swing arm short pipe and the upper swing arm long pipe, a supporting rod is symmetrically arranged on the upper swing arm long pipe, the lower swing arm pipe array comprises a lower swing arm pipe and a connecting rod II, two ends of the lower swing arm pipe are respectively and symmetrically provided with the connecting rod II, the other end of the connecting rod II is respectively fixedly connected with the supporting rod, two ends of the upper swing arm short pipe are respectively connected with two ends of the lower swing arm pipe and are respectively provided with the bushing I, two ends of the upper swing arm long pipe are connected with the tail ends of the supporting rod and are provided with the bushing II.
Description
Technical Field
The utility model relates to the technical field of vehicle machinery, in particular to a rear auxiliary frame of a drifting vehicle.
Background
The lightweight refitted market of sub vehicle frame behind drift car, prior art scheme focus in lightweight and the adjustability of repacking, neglected space arrangement feasibility, spare part's reliability and travelling comfort, the problem that exists on the market is as follows:
the sub vehicle frame lightweight is better behind the frame-type, but whole rigidity does not satisfy the demand, unable supporting dynamic response under the big torque output of driving system, the sub vehicle frame is for promoting rigidity behind the frame-type, the former bush structure of 4 fixed points is changed into pure rigid connection, result in vibration noise and the travelling comfort greatly reduced of whole car, space arrangement does not carry out effective check, the repacking piece is in the condition of using, the condition that frequently bump interference takes place, influence spare part life-span, spare part repacking manufacturing process's uniformity is relatively poor, result in same spare part different batches to have obvious dimensional change, cause adverse effect to the assembly use.
Therefore, the optimization design of the structure is urgently needed, and the space arrangement feasibility, reliability and comfort can be considered while the light weight and adjustability are met.
Disclosure of Invention
Aiming at the technical problems in the background technology, the utility model aims to provide the rear auxiliary frame of the drifting vehicle, which reduces the weight of the frame and ensures certain strength.
In order to achieve the above purpose, the technical scheme provided by the utility model is as follows:
the rear auxiliary frame of the drifting vehicle comprises an upper swing arm pipe array, a lower swing arm pipe array and a bushing, wherein the upper swing arm pipe array comprises an upper swing arm short pipe and an upper swing arm long pipe, the upper swing arm short pipe and the upper swing arm long pipe are arranged in parallel, a connecting rod I is symmetrically arranged between the upper swing arm short pipe and the upper swing arm long pipe, and support rods are symmetrically arranged on the upper swing arm long pipe;
the lower swing arm pipe array comprises a lower swing arm pipe and a connecting rod II, the two ends of the lower swing arm pipe are symmetrically provided with the connecting rod II respectively, and the other ends of the connecting rod II are fixedly connected with the supporting rods respectively; the two ends of the upper swing arm short pipe and the two ends of the lower swing arm pipe are connected and provided with a bushing I, and the two ends of the upper swing arm long pipe and the tail ends of the supporting rods are connected and provided with a bushing II.
Preferably, two ends of the upper swing arm short pipe are bent to a fixed angle in a direction away from the frame, and two ends of the lower swing arm pipe are bent obliquely upwards in a direction away from the frame and are connected with the upper swing arm short pipe; the tail end of the upper swing arm long tube is obliquely downwards bent at a fixed angle in a direction away from the frame, one end of the supporting rod is fixedly connected to the horizontal section of the upper swing arm long tube, the middle part of the supporting rod is inwards bent, and the other end of the supporting rod is fixedly connected to the tail end of the upper swing arm long tube; the connecting rod II is fixedly arranged at the bending position of the supporting rod.
Preferably, the parallel sections of the short tubes of the upper swing arm are respectively provided with a support tube I, and the other ends of the support tubes I are connected with a connecting rod I; the parallel sections of the upper swing arm long tube are respectively provided with a supporting tube II, and the other end of the supporting tube II is connected with the connecting rod I.
Preferably, the tail end of the short pipe of the upper swing arm is respectively provided with a supporting pipe III, and the other end of the supporting pipe III is connected with a connecting rod I; the tail end of the upper swing arm long tube is respectively provided with a supporting tube IV, and the other end of the supporting tube IV is connected with a connecting rod I.
Preferably, a stabilizing block is arranged between the support tube I and the support tube II, and the support tube I and the support tube II are fixedly connected by the stabilizing block.
Preferably, the horizontal sections of the lower swing arm pipe and the upper swing arm short pipe are respectively connected through two supporting pipes V.
Preferably, a support tube VI, a support tube VII and a support tube VIII are arranged on the connecting rod II, and the other end of the support tube VI is fixedly arranged at the bending position of the lower swing arm tube; the other end of the supporting tube VII is fixedly arranged on the parallel section of the lower swing arm tube; the other end of the supporting tube VIII is arranged on the long tube of the upper swing arm, and the extension lines of the supporting tube II, the supporting rod and the supporting tube VIII are intersected at a common point.
Preferably, the upper swing arm short pipe, the lower swing arm pipe and the supporting pipe V enclose a rectangular area, a baffle is arranged inside and outside the rectangle, and two through holes are formed in the middle of the baffle.
Preferably, the lower end of the supporting rod is fixedly connected with a supporting seat, the lower end of the supporting seat is provided with a connecting rod, the connecting rod is parallel to the parallel section of the upper swing arm long tube, and the connecting rod is fixedly connected to the supporting seat through a bolt.
Preferably, the stabilizer bar support is fixedly arranged on the bushing I, the trailing arm support is fixedly arranged on the bushing II, four upper swing arm supports are arranged on the connecting rod I, the upper swing arm supports are symmetrically arranged in pairs, the tail end of the connecting rod II is provided with a front beam rod support, and a lower swing arm support is fixedly arranged at the connecting point of the lower swing arm pipe and the supporting pipe VI.
The utility model has the following advantages and beneficial effects:
1. according to the utility model, the upper swing arm short pipe and the lower swing arm pipe are arranged in parallel and fixedly connected through the support pipe V, two ends of the upper swing arm short pipe and two ends of the lower swing arm pipe are bent and arranged in the bushing I, the upper swing arm long pipe is arranged on the same horizontal plane of the upper swing arm short rod and fixedly connected through the inclined connecting rod I, the upper swing arm long pipe is provided with the support rod which is bent outwards, the tail end of each support rod and two ends of the upper swing arm long pipe are arranged in the bushing II, the lower swing arm pipe is fixedly provided with the connecting rod II, the other end of the connecting rod II is arranged on the support rod, the weight of the whole frame is reduced, and the connection of a plurality of pipelines is triangular, so that certain strength is ensured.
2. In the utility model, the pipe array type frame is adopted to replace the traditional integrated frame, so that the space occupation of the frame is reduced, and the quality is reduced by about 35 percent compared with that of the auxiliary frame in the original factory under the condition of ensuring the sufficient strength of the frame.
3. In the utility model, the pipelines are connected in a welded way, the structure is simple, the frame is provided with a plurality of brackets for being installed with other structures of the vehicle, and the whole installation is convenient.
Drawings
FIG. 1 is a three-dimensional view of the connection of upper and lower swing arm tubes of a rear subframe of a drifting vehicle;
FIG. 2 is a top view of a rear subframe of the drift car provided by the utility model;
FIG. 3 is a schematic diagram of the connection of support tubes of a rear subframe of a drifting vehicle;
FIG. 4 is a rear view of a rear subframe of the drift car provided by the utility model;
FIG. 5 is a three-dimensional view of a rear subframe of a drifting vehicle provided by the utility model;
icon: 1-upper swing arm short pipe, 2-upper swing arm long pipe, 21-middle arm support, 3-lower swing arm pipe, 31-support pipe V, 32-lower swing arm support, 4-connecting rod I, 41-support pipe I, 42-support pipe II, 43-support pipe III, 44-support pipe IV, 45-upper swing arm support, 5-connecting rod II, 51-support pipe VI, 52-support pipe VII, 53-support pipe VIII, 54-toe rod support, 6-support rod, 7-baffle, 8-bushing I, 81-stabilizer bar support, 9-bushing II, 91-longitudinal arm support, 10-stabilizer block, 11-support seat and 12-connecting rod.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model.
Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Examples
The rear auxiliary frame of the drifting vehicle comprises an upper swing arm pipe array, a lower swing arm pipe array and a bushing, wherein the upper swing arm pipe array comprises an upper swing arm short pipe 1 and an upper swing arm long pipe 2, the upper swing arm short pipe 1 and the upper swing arm long pipe 2 are arranged in parallel, a connecting rod I4 is symmetrically arranged between the upper swing arm short pipe 1 and the upper swing arm long pipe 2, and support rods 6 are symmetrically arranged on the upper swing arm long pipe 2;
the lower swing arm pipe array comprises a lower swing arm pipe 3 and a connecting rod II 5, the two ends of the lower swing arm pipe 3 are symmetrically provided with the connecting rod II 5 respectively, and the other ends of the connecting rod II 5 are fixedly connected with the supporting rods 6 respectively; the two ends of the upper swing arm short pipe 1 are connected with the two ends of the lower swing arm pipe 3 and are provided with a bushing I8, and the two ends of the upper swing arm long pipe 2 are connected with the tail ends of the supporting rods 6 and are provided with a bushing II 9.
As a preferred mode of the present utility model, specific ones are:
as shown in fig. 1, the upper swing arm short tube 1 and the upper swing arm long tube 2 are arranged in parallel, a connecting rod I4 is symmetrically arranged between the upper swing arm short tube 1 and the upper swing arm long tube 2, the connecting rod I4 and the upper swing arm short tube 1 are in a certain angle, a supporting rod 6 is symmetrically arranged on the upper swing arm long tube 2, two ends of the lower swing arm tube 3 are respectively symmetrically provided with a connecting rod II 5, the other end of the connecting rod II 5 is respectively fixedly connected with the supporting rod 6, two ends of the upper swing arm short tube 1 and two ends of the lower swing arm tube 3 are connected and provided with a lining I8, two ends of the upper swing arm long tube 2 and the tail end of the supporting rod 6 are connected and provided with a lining II 9, a tubular frame is adopted to replace a traditional integrated frame, space occupation of the frame is reduced, and the quality is reduced by about 35% compared with an original auxiliary frame under the condition of ensuring sufficient strength of the frame.
As shown in fig. 2-4, two ends of the upper swing arm short pipe 1 are bent for a fixed angle in a direction away from the frame, and two ends of the lower swing arm pipe 3 are bent obliquely upwards in a direction away from the frame and are connected with the upper swing arm short pipe 1; the tail end of the upper swing arm long tube 2 is obliquely bent downwards to a fixed angle away from the frame, one end of the supporting rod 6 is fixedly connected to the horizontal section of the upper swing arm long tube 2, the middle part of the supporting rod 6 is inwards bent, and the other end of the supporting rod 6 is fixedly connected to the tail end of the upper swing arm long tube 2; the connecting rod II 5 is fixedly arranged at the bending position of the supporting rod 6 (shown in figure 1).
As shown in fig. 3, a support tube I41 is respectively arranged on the parallel section of the upper swing arm short tube 1, and the other end of the support tube I41 is connected with a connecting rod I4; the parallel sections of the upper swing arm long tube 2 are respectively provided with a support tube II 42, and the other end of the support tube II 42 is connected with a connecting rod I4.
As shown in fig. 3, the tail end of the upper swing arm short pipe 1 is respectively provided with a supporting pipe III 43, and the other end of the supporting pipe III 43 is connected with a connecting rod I4; the tail end of the upper swing arm long tube 2 is respectively provided with a supporting tube IV 44, the other end of the supporting tube IV 44 is connected with a connecting rod I4, a stabilizing block 10 is arranged between the supporting tube I41 and the supporting tube II 42, the supporting tube I41 and the supporting tube II 42 are fixedly connected by the stabilizing block 10, and the connecting strength between the supporting tube I41 and the supporting tube II 42 can be increased by the stabilizing block 10.
As shown in fig. 3, the lower swing arm pipe 3 and the horizontal section of the upper swing arm short pipe 1 are respectively connected through two support pipes v 31, the support pipes v 31 are perpendicular to the lower swing arm pipe 3 and the upper swing arm short pipe 1, the lower swing arm pipe 3 and the support pipes v 31 enclose a rectangular area, a baffle 7 is arranged inside and outside the rectangle, two through holes are formed in the middle of the baffle 7, and two bushings are used for installing the rear of the rear differential box.
As shown in fig. 3-5, a supporting tube VI 51, a supporting tube VII 52 and a supporting tube VIII 53 are arranged on the connecting rod II 5, and the other end of the supporting tube VI 51 is fixedly arranged at the bending position of the lower swing arm tube 3; the other end of the supporting tube VII 52 is fixedly arranged on the parallel section of the lower swing arm tube 3, the other end of the supporting tube VIII 53 is arranged on the upper swing arm long tube 2, and the extension lines of the supporting tube II 42, the supporting rod 6 and the supporting tube VIII 53 are intersected at a common point.
As shown in fig. 4, the lower end of the supporting rod 6 is fixedly connected with a supporting seat 11, the lower end of the supporting seat 11 is provided with a connecting rod 12, the connecting rod 12 is parallel to the parallel section of the upper swing arm long tube 2, and the connecting rod 12 is fixedly connected to the supporting seat 11 through a bolt.
As shown in fig. 5, a stabilizer bar support 81 is fixedly arranged on a bushing i 8, a trailing arm support 91 is fixedly arranged on a bushing ii 9, four upper swing arm supports 45 are arranged on a connecting rod i 4, the upper swing arm supports 45 are symmetrically arranged in pairs, a toe-in rod support 54 is arranged at the tail end of the connecting rod ii 5, and a lower swing arm support 32 is fixedly arranged at the connecting point of the lower swing arm tube 3 and the supporting tube vi 51.
According to the difference between the actual application scene of the drifting car and the passenger car, the dynamics carrying is carried out on the reinforced movement condition, the strength of the pipe array auxiliary frame is checked and optimized, the quality of the optimized pipe array auxiliary frame is reduced by about 35 percent compared with that of the original auxiliary frame, the mode and the rigidity performance are close to those of the original auxiliary frame (as shown in the following table), the strength performance is greatly improved, the load impact exceeding the braking and steering conditions of the original auxiliary frame by 2 times can be met, the pipe array rear auxiliary frame used by the refitting industry and the car body are of rigid fixed connection structures, so that the defects of rigidity and mode are overcome, and the optimized pipe array auxiliary frame is optimized into a bushing connection structure under the condition of ensuring the mode and rigidity, is consistent with the scheme of the original auxiliary frame, the good vibration isolation effect is ensured, and the comfort of the suspension is improved.
Working principle: the upper swing arm short pipe 1 and the lower swing arm pipe 3 are arranged in parallel and fixedly connected through a support pipe V31, two ends of the upper swing arm short pipe 1 and the lower swing arm pipe 3 are bent and arranged in a bushing I8, the upper swing arm long pipe 2 is arranged on the same horizontal plane of the upper swing arm short rod and fixedly connected through an inclined connecting rod I4, the upper swing arm long pipe 2 is provided with a support rod 6 which is bent outwards, the tail end of each support rod 6 and two ends of the upper swing arm long pipe 2 are arranged in a bushing II 9, the lower swing arm pipe 3 is fixedly provided with a connecting rod II 5, the other end of the connecting rod II 5 is arranged on the support rod 6, the support rod II 5 is provided with a support pipe VI 51, a support pipe VII 52 and a support pipe VIII 53, the connecting rod II 5, the support pipe VI 51 and the lower swing arm pipe 3 are enclosed into a triangle with a larger area, the connecting rod II 5, the supporting tube VIII 53 and the supporting rod 6 enclose a triangle, the supporting tube I41, the supporting tube II 42, the supporting tube III 43 and the supporting tube IV 44 are arranged on the connecting rod I4, the supporting tube I41 and the upper swing arm short tube 1 enclose a triangle, the connecting rod I4, the supporting tube II 42 and the upper swing arm long tube 2 enclose a triangle, the connecting rod I4, the supporting tube III 43 and the bushing I8 enclose a triangle, the connecting rod I4, the supporting tube IV 44 and the supporting rod 6 enclose a triangle, the internal structure is a triangle frame, the connection stability is improved, the integral quality is lightened, the stabilizer bar bracket 81 is fixedly arranged on the bushing I8, the longitudinal arm bracket 91 is fixedly arranged on the bushing II 9, the four upper swing arm brackets 45 are arranged on the connecting rod I4, the upper swing arm brackets 45 are symmetrically arranged in pairs, the tail end of the connecting rod II 5 is provided with a front beam rod bracket 54, and the connection point of the lower swing arm pipe 3 and the supporting pipe VI 51 is fixedly provided with a lower swing arm bracket 32, and each bracket is used for being fixedly connected with other parts of an automobile.
The above is only a preferred embodiment of the present utility model, and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.
Claims (10)
1. The utility model provides a sub vehicle frame behind drift car, includes swing arm pipe array, lower swing arm pipe array and bush, its characterized in that:
the upper swing arm pipe array comprises an upper swing arm short pipe and an upper swing arm long pipe, the upper swing arm short pipe and the upper swing arm long pipe are arranged in parallel, a connecting rod I is symmetrically arranged between the upper swing arm short pipe and the upper swing arm long pipe, and support rods are symmetrically arranged on the upper swing arm long pipe;
the lower swing arm pipe array comprises a lower swing arm pipe and a connecting rod II, the two ends of the lower swing arm pipe are symmetrically provided with the connecting rod II respectively, and the other ends of the connecting rod II are fixedly connected with the supporting rods respectively; the two ends of the upper swing arm short pipe and the two ends of the lower swing arm pipe are connected and provided with a bushing I, and the two ends of the upper swing arm long pipe and the tail ends of the supporting rods are connected and provided with a bushing II.
2. The drifting rear subframe as claimed in claim 1, wherein: the two ends of the upper swing arm short pipe are bent to a fixed angle in a direction away from the frame, and the two ends of the lower swing arm pipe are bent obliquely upwards in a direction away from the frame and are connected with the upper swing arm short pipe; the tail end of the upper swing arm long tube is obliquely downwards bent at a fixed angle in a direction away from the frame, one end of the supporting rod is fixedly connected to the horizontal section of the upper swing arm long tube, the middle part of the supporting rod is inwards bent, and the other end of the supporting rod is fixedly connected to the tail end of the upper swing arm long tube; the connecting rod II is fixedly arranged at the bending position of the supporting rod.
3. The drifting rear subframe as claimed in claim 2, wherein: a supporting tube I is arranged on the parallel section of the short tube of the upper swing arm respectively, and the other end of the supporting tube I is connected with a connecting rod I; the parallel sections of the upper swing arm long tube are respectively provided with a supporting tube II, and the other end of the supporting tube II is connected with the connecting rod I.
4. A rear drift sub-frame as set forth in claim 3, wherein: the tail end of the upper swing arm short pipe is respectively provided with a supporting pipe III, and the other end of the supporting pipe III is connected with a connecting rod I; the tail end of the upper swing arm long tube is respectively provided with a supporting tube IV, and the other end of the supporting tube IV is connected with a connecting rod I.
5. The drifting rear subframe as recited in claim 4, wherein: a stabilizing block is arranged between the support tube I and the support tube II and fixedly connects the support tube I and the support tube II.
6. The drifting rear subframe as recited in claim 5, wherein: the horizontal sections of the lower swing arm pipe and the upper swing arm short pipe are respectively connected through two supporting pipes V.
7. The drifting rear subframe as recited in claim 6, wherein: the connecting rod II is provided with a supporting tube VI, a supporting tube VII and a supporting tube VIII, and the other end of the supporting tube VI is fixedly arranged at the bending position of the lower swing arm tube; the other end of the supporting tube VII is fixedly arranged on the parallel section of the lower swing arm tube; the other end of the supporting tube VIII is arranged on the long tube of the upper swing arm, and the extension lines of the supporting tube II, the supporting rod and the supporting tube VIII are intersected at a common point.
8. The drifting rear subframe as recited in claim 7, wherein: the upper swing arm short pipe, the lower swing arm pipe and the supporting pipe V enclose a rectangular area, a baffle is arranged inside and outside the rectangle, and two through holes are formed in the middle of the baffle.
9. The drifting rear subframe as recited in claim 8, wherein: the lower extreme fixedly connected with supporting seat of bracing piece, the lower extreme of supporting seat is provided with the connecting rod, and the connecting rod is on a parallel section of last swing arm long tube, and the connecting rod passes through bolt fixed connection on the supporting seat.
10. The drifting rear subframe as claimed in claim 9, wherein: the stabilizer bar support is fixedly arranged on the bushing I, the trailing arm support is fixedly arranged on the bushing II, four upper swing arm supports are arranged on the connecting rod I, the upper swing arm supports are symmetrically arranged in pairs, the tail end of the connecting rod II is provided with a front beam rod support, and a lower swing arm support is fixedly arranged at the connecting point of the lower swing arm pipe and the supporting pipe VI.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321979258.1U CN220147427U (en) | 2023-07-21 | 2023-07-21 | Auxiliary frame behind drift car |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321979258.1U CN220147427U (en) | 2023-07-21 | 2023-07-21 | Auxiliary frame behind drift car |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220147427U true CN220147427U (en) | 2023-12-08 |
Family
ID=89021509
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321979258.1U Active CN220147427U (en) | 2023-07-21 | 2023-07-21 | Auxiliary frame behind drift car |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220147427U (en) |
-
2023
- 2023-07-21 CN CN202321979258.1U patent/CN220147427U/en active Active
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