CN220180954U - Left rear suspension lower bracket - Google Patents
Left rear suspension lower bracket Download PDFInfo
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- CN220180954U CN220180954U CN202321997632.0U CN202321997632U CN220180954U CN 220180954 U CN220180954 U CN 220180954U CN 202321997632 U CN202321997632 U CN 202321997632U CN 220180954 U CN220180954 U CN 220180954U
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- reinforcing rib
- rib plate
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- 239000000725 suspension Substances 0.000 title claims abstract description 16
- 230000003014 reinforcing effect Effects 0.000 claims description 46
- 238000009434 installation Methods 0.000 claims description 38
- 239000013585 weight reducing agent Substances 0.000 claims description 4
- 238000004519 manufacturing process Methods 0.000 description 7
- 239000000463 material Substances 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 5
- 238000007667 floating Methods 0.000 description 5
- 238000005336 cracking Methods 0.000 description 4
- 230000009471 action Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000005457 optimization Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
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Abstract
The utility model discloses a left rear suspension lower bracket, which belongs to the technical field of a cab rear suspension lower bracket, and comprises the following specific technical scheme: the novel air bag type automobile comprises an upper frame body and a lower frame body, wherein the upper frame body and the lower frame body are integrally formed, the upper frame body is of an arc-shaped structure, a plurality of base stations are arranged at the top of the upper frame body, first weight reducing through holes are formed in the bottom of the upper frame body, the lower frame body is of an arc-shaped structure, two first sensor supports are symmetrically arranged at the top of the lower frame body, two second sensor supports are symmetrically arranged at the top of the lower frame body, an air bag support is arranged at the bottom of the lower frame body, a main shaft hole is formed in the air bag support, the main shaft hole is transversely formed, a first mounting part and a second mounting part are arranged at the extending end of the air bag support, and weight reducing grooves are formed in the second sensor support.
Description
Technical Field
The utility model belongs to the technical field of cab rear suspension lower brackets, and particularly relates to a cab left rear suspension lower bracket with a lightweight structure.
Background
With the steady improvement of the technology in the industry of China, the rapid development and rapid progress of the automobile industry and the rapid rise of the automobile industry in China, the requirements of people on the energy consumption, the reliability and the cost performance of automobiles are higher and higher, and for the automobile manufacturing industry, the automobiles are required to be further designed in a light weight mode and the manufacturing cost is reduced. The lower support of the rear suspension of the vehicle is arranged between the lower part of the vehicle cab and the frame and is used for effectively supporting the vehicle cab, and along with continuous rising of the manufacturing cost of automobile spare parts and the requirements of energy conservation and emission reduction of corresponding vehicles, the original vehicle has a plurality of defects in the aspects of manufacturing cost, processing technology, structural strength and assembly and use and has unreasonable structural design. The structural strength of the original rear suspension lower bracket at the strong stress point is weaker, and the technical problems of excessive consumption of materials, high manufacturing cost, poor stability and poor reliability exist under the condition that the structural strength of the weak stress point and the non-stress point meets the strength requirement.
Disclosure of Invention
In order to solve the technical problems in the prior art, the utility model provides the left rear suspension lower bracket which is simple and reasonable in structural design and simple in processing technology, realizes modularized production and achieves the aims of reducing weight and cost.
In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows: the left rear suspension lower support comprises an upper support body and a lower support body, wherein the upper support body is smoothly connected with the lower support body, and in order to reduce the weight of the whole support, the width of the upper support body is larger than that of the lower support body, and the upper support body and the lower support body are integrally machined and formed.
The upper frame body is of an arc-shaped structure, a plurality of base platforms are arranged at the top of the upper frame body, connecting through holes are formed in the base platforms, and bolts penetrate through the connecting through holes in the upper frame body and then are connected with the frame. Under the prerequisite of guaranteeing last support body structural strength, one side of going up the support body is equipped with first arc limit, and the opposite side of going up the support body is equipped with the second arc limit, and it has first weight-reducing through-hole to go up the bottom of support body, and first weight-reducing through-hole is arranged along the overall shape of going up the support body, has alleviateed the weight of going up the support body.
The back of the upper frame body is provided with a first reinforcing rib plate and a second reinforcing rib plate, the first reinforcing rib plate is arranged in parallel with the second reinforcing rib plate, the outer side face of the first reinforcing rib plate is connected with the upper frame body through a third reinforcing rib plate, the outer side face of the second reinforcing rib plate is connected with the upper frame body through a fourth reinforcing rib plate, the thickness of the upper frame body is greatly reduced under the action of the first reinforcing rib plate, the second reinforcing rib plate, the third reinforcing rib plate and the fourth reinforcing rib plate, and the structural strength of the upper frame body can completely meet the requirements of the lower frame body.
The lower support body is of an arc-shaped structure, two first sensor supports are symmetrically arranged at the top of the lower support body, connecting through holes are formed in the first sensor supports, two second sensor supports are symmetrically arranged at the top of the lower support body, the second sensor supports are arranged below the first sensor supports, two connecting through holes are formed in the second sensor supports, and cab floating sensors are arranged on the first sensor supports and the second sensor supports so as to monitor the floating condition of a cab.
On the premise of ensuring the structural strength of the lower frame body, in order to lighten the weight of the lower frame body, a second weight-reducing through hole is formed in the lower frame body and is arranged along the shape of the lower frame body.
The bottom of lower support body is equipped with the gasbag support, be equipped with the main shaft hole on the gasbag support, the main shaft hole transversely sets up, the epitaxial end of gasbag support is equipped with first installation department and second installation department, parallel arrangement between first installation department and the second installation department, link to each other through the reinforcing plate between first installation department and the second installation department, form the draw-in groove between the upper end of first installation department, the reinforcing plate, form down the draw-in groove between the upper end of second installation department, the lower extreme of first installation department, the reinforcing plate, open on the first installation department has two connecting through holes, open on the second installation department has two connecting through holes, connecting through holes symmetrical arrangement on first installation department and the second installation department.
The second sensor support is provided with a weight-reducing groove, and the weight-reducing groove is arranged in the middle of the second sensor support.
In order to avoid cracking and stress concentration of the first weight-reducing through hole, the inner angle of the first weight-reducing through hole is subjected to fillet treatment.
In order to avoid cracking and stress concentration of the second weight-reducing through hole, the inner angle of the second weight-reducing through hole is subjected to fillet treatment.
Compared with the prior art, the utility model has the following specific beneficial effects: the utility model provides a left rear suspension lower bracket of a cab, which is formed by integrally modularizing the whole bracket by optimizing the structural design of the whole lower bracket, wherein the thicknesses of an upper bracket body and a lower bracket body are greatly reduced, and the weight of the lower bracket is reduced by reasonably arranging weight-reducing through holes and arc edges; on the premise of not influencing the installation space, the utility model ensures the structural strength of the whole upper frame body by arranging a plurality of reinforcing rib plates at the back of the upper frame body; according to the utility model, redundant structures and consumable materials are removed through structural optimization, the processing technology is simple, the consumable materials are few, the disassembly and assembly are convenient, more assembly space is reserved for the installation of other parts of the vehicle, the assembly efficiency of the whole vehicle is improved, and the cost is saved.
Drawings
Fig. 1 is a perspective view of the present utility model.
Fig. 2 is a front view of the present utility model.
Fig. 3 is a left side view of the present utility model.
Fig. 4 is a top view of the present utility model.
In the figure, 1 is an upper frame body, 11 is a base, 12 is a first arc edge, 13 is a second arc edge, 14 is a first weight reduction through hole, 15 is a first reinforcing rib plate, 16 is a second reinforcing rib plate, 17 is a third reinforcing rib plate, 18 is a fourth reinforcing rib plate, 2 is a lower frame body, 21 is a first sensor support, 22 is a second sensor support, 23 is a second weight reduction through hole, 24 is an air bag support, 25 is a main shaft hole, 26 is a first mounting part, 27 is a second mounting part, 28 is a reinforcing plate, and 29 is a weight reduction groove.
Detailed Description
In order to make the technical problems, technical schemes and beneficial effects to be solved more clear, the utility model is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.
As shown in fig. 1-4, the left rear suspension lower bracket comprises an upper bracket body 1 and a lower bracket body 2, wherein the upper bracket body 1 is smoothly connected with the lower bracket body 2, and in order to reduce the weight of the whole bracket, the width of the upper bracket body 1 is larger than that of the lower bracket body 2, and the upper bracket body 1 and the lower bracket body 2 are integrally processed and formed.
The upper frame body 1 is of an arc-shaped structure, a plurality of base tables 11 are arranged at the top of the upper frame body 1, connecting through holes are formed in the base tables 11, and bolts penetrate through the connecting through holes in the upper frame body 1 and then are connected with a frame. On the premise of ensuring the structural strength of the upper frame body 1, one side of the upper frame body 1 is provided with a first arc-shaped edge 12, the other side of the upper frame body 1 is provided with a second arc-shaped edge 13, the bottom of the upper frame body 1 is provided with a first weight-reducing through hole 14, and the first weight-reducing through hole 14 is arranged along the whole shape of the upper frame body 1, so that the weight of the upper frame body 1 is reduced.
The back of the upper frame body 1 is provided with a first reinforcing rib plate 15 and a second reinforcing rib plate 16, the first reinforcing rib plate 15 and the second reinforcing rib plate 16 are arranged in parallel, the outer side face of the first reinforcing rib plate 15 is connected with the upper frame body 1 through a third reinforcing rib plate 17, the outer side face of the second reinforcing rib plate 16 is connected with the upper frame body 1 through a fourth reinforcing rib plate 18, and under the action of the first reinforcing rib plate 15, the second reinforcing rib plate 16, the third reinforcing rib plate 17 and the fourth reinforcing rib plate 18, the thickness of the upper frame body 1 is greatly reduced, and the structural strength of the upper frame body 1 can completely meet the requirements of the lower frame body 2.
The lower frame body 2 is of an arc-shaped structure, two first sensor supports 21 are symmetrically arranged at the top of the lower frame body 2, connecting through holes are formed in the first sensor supports 21, two second sensor supports 22 are symmetrically arranged at the top of the lower frame body 2, the second sensor supports 22 are arranged below the first sensor supports 21, two connecting through holes are formed in the second sensor supports 22, and cab floating sensors are arranged on the first sensor supports 21 and the second sensor supports 22 so as to monitor the floating condition of a cab.
On the premise of ensuring the structural strength of the lower frame body 2, in order to reduce the weight of the lower frame body 2, a second weight-reducing through hole 23 is formed in the lower frame body 2, and the second weight-reducing through hole 23 is arranged along the shape of the lower frame body 2.
The bottom of lower support body 2 is equipped with gasbag support 24, be equipped with main shaft hole 25 on the gasbag support 24, main shaft hole 25 transversely sets up, the epitaxial end of gasbag support 24 is equipped with first installation department 26 and second installation department 27, parallel arrangement between first installation department 26 and the second installation department 27, link to each other through reinforcing plate 28 between first installation department 26 and the second installation department 27, form the draw-in groove between the upper end of first installation department 26, reinforcing plate 28, the upper end of second installation department 27, form the draw-in groove down between the lower extreme of first installation department 26, reinforcing plate 28, the lower extreme of second mounting panel, open two connecting through-holes on the first installation department 26, open two connecting through-holes on the second installation department 27, connecting through-hole symmetrical arrangement on first installation department 26 and the second installation department 27.
The second sensor support 22 is provided with a weight-reducing groove 29, and the weight-reducing groove 29 is arranged in the middle of the second sensor support 22.
In order to avoid cracking and stress concentration of the first weight-reducing through-hole 14, the inner corners of the first weight-reducing through-hole 14 are rounded.
In order to avoid cracking and stress concentration of the second weight-reducing through hole 23, the inner corners of the second weight-reducing through hole 23 are rounded.
The material of the utility model is improved from QT500-7 to ZG650-830, and the safety coefficient is greatly improved; the weight of the utility model is reduced from 15.3kg to 10.75kg and the weight is reduced by 29.7%, the utility model integrates multiple functions, realizes modularized manufacturing and achieves the purpose of reducing weight and cost.
The utility model is used for a connecting support piece of a new energy electric heavy truck cab, a top base 11 of a lower bracket is connected with a cab frame, a first sensor support 21 and a second sensor support 22 in the middle of the lower bracket are respectively arranged on a cab floating sensor, and an air bag support 24 is connected with a cab air bag suspension system.
According to the utility model, through optimizing the structural design of the whole lower bracket, the whole bracket is integrally formed in a modularized manner, the thicknesses of the upper bracket body 1 and the lower bracket body 2 are greatly reduced, and through reasonably arranging the weight-reducing through holes and the arc edges, the weight of the lower bracket is reduced; on the premise of not influencing the installation space, the utility model ensures the structural strength of the whole upper frame body 1 by arranging a plurality of reinforcing rib plates at the back of the upper frame body 1; according to the utility model, redundant structures and consumable materials are removed through structural optimization, the processing technology is simple, the consumable materials are few, the disassembly and assembly are convenient, more assembly space is reserved for the installation of other parts of the vehicle, the assembly efficiency of the whole vehicle is improved, and the cost is saved.
The foregoing description of the preferred embodiment of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the utility model.
Claims (3)
1. The left rear suspension lower bracket is characterized by comprising an upper bracket body (1) and a lower bracket body (2), wherein the upper bracket body (1) is smoothly connected with the lower bracket body (2), and the width of the upper bracket body (1) is larger than that of the lower bracket body (2);
the upper frame body (1) is of an arc-shaped structure, a plurality of base stations (11) are arranged at the top of the upper frame body (1), connecting through holes are formed in the base stations (11), a first arc-shaped edge (12) is arranged on one side of the upper frame body (1), a second arc-shaped edge (13) is arranged on the other side of the upper frame body (1), and a first weight reduction through hole (14) is formed in the bottom of the upper frame body (1);
the back of the upper frame body (1) is provided with a first reinforcing rib plate (15) and a second reinforcing rib plate (16), the first reinforcing rib plate (15) and the second reinforcing rib plate (16) are arranged in parallel, the first reinforcing rib plate (15) is connected with the upper frame body (1) through a third reinforcing rib plate (17), and the second reinforcing rib plate (16) is connected with the upper frame body (1) through a fourth reinforcing rib plate (18);
the lower frame body (2) is of an arc-shaped structure, two first sensor supports (21) are symmetrically arranged at the top of the lower frame body (2), connecting through holes are formed in the first sensor supports (21), two second sensor supports (22) are symmetrically arranged at the top of the lower frame body (2), and two connecting through holes are formed in the second sensor supports (22);
a second weight-reducing through hole (23) is formed in the lower frame body (2);
the bottom of lower support body (2) is equipped with gasbag support (24), be equipped with main shaft hole (25) on gasbag support (24), the epitaxial end of gasbag support (24) is equipped with first installation department (26) and second installation department (27), parallel arrangement between first installation department (26) and the second installation department (27), links to each other through reinforcing plate (28) between first installation department (26) and the second installation department (27), it has two connecting through-holes to open on first installation department (26), it has two connecting through-holes to open on second installation department (27).
2. The left rear suspension bracket according to claim 1, characterized in that the second sensor mount (22) is provided with a weight-reducing groove (29).
3. The left rear suspension bracket according to claim 1, characterized in that the inner corners of the first weight-reducing through hole (14) are rounded and the inner corners of the second weight-reducing through hole (23) are rounded.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321997632.0U CN220180954U (en) | 2023-07-27 | 2023-07-27 | Left rear suspension lower bracket |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321997632.0U CN220180954U (en) | 2023-07-27 | 2023-07-27 | Left rear suspension lower bracket |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220180954U true CN220180954U (en) | 2023-12-15 |
Family
ID=89105925
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321997632.0U Active CN220180954U (en) | 2023-07-27 | 2023-07-27 | Left rear suspension lower bracket |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220180954U (en) |
-
2023
- 2023-07-27 CN CN202321997632.0U patent/CN220180954U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |