CN215513914U - Floating rear suspension system of middle truck cab - Google Patents
Floating rear suspension system of middle truck cab Download PDFInfo
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- CN215513914U CN215513914U CN202121441948.2U CN202121441948U CN215513914U CN 215513914 U CN215513914 U CN 215513914U CN 202121441948 U CN202121441948 U CN 202121441948U CN 215513914 U CN215513914 U CN 215513914U
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- assembly
- rear suspension
- hydraulic lock
- shock absorber
- suspension system
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- 239000000725 suspension Substances 0.000 title claims abstract description 65
- 239000006096 absorbing agent Substances 0.000 claims abstract description 23
- 230000035939 shock Effects 0.000 claims abstract description 23
- 238000003825 pressing Methods 0.000 claims description 8
- 238000003466 welding Methods 0.000 claims description 3
- 238000005266 casting Methods 0.000 abstract description 6
- 230000007613 environmental effect Effects 0.000 abstract description 3
- 230000002411 adverse Effects 0.000 abstract description 2
- 230000002159 abnormal effect Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000005284 excitation Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
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Abstract
The utility model provides a floating type rear suspension system of a middle truck cab, which relates to the technical field of suspension systems of commercial vehicle cabs, and is composed of a rear suspension upper bracket assembly, a hydraulic lock assembly, a shock absorber assembly and a rear suspension lower bracket assembly, wherein the lower end of the rear suspension upper bracket assembly is connected with the hydraulic lock assembly from top to bottom; the hydraulic lock assembly fixes the cab and the rear suspension assembly, the lower end of the hydraulic lock assembly is connected with the upper end of the shock absorber assembly, the lower end of the shock absorber assembly is connected with the middle part of the rear suspension lower support assembly, and the rear suspension lower support assembly is connected with the frame. By using the floating type rear suspension system of the middle truck cab, structural members of the system are all stamping parts, the overall structure is simple, stable and reliable, and the problems of casting resource shortage and adverse environmental protection requirements are solved.
Description
Technical Field
The utility model relates to the technical field of suspension systems of commercial vehicle cabs, in particular to a floating type rear suspension system of a middle truck cab.
Background
At present, the existing middle truck cab rear suspension system is generally composed of a large casting, a rubber bushing, a stamping part, a shock absorber and the like, and in a cab falling state, the system composed of the large casting, the shock absorber and the like bears the weight of a cab part, and the excitation from a road surface through a frame system is filtered; the whole rear suspension system has a complex structure and heavier weight, and the production process of the casting has great pollution to the environment, so that the production process is not beneficial to the concept of green development of the manufacturing industry and is not beneficial to the market competitiveness of a host factory.
Disclosure of Invention
The utility model aims to provide a floating type rear suspension system of a middle truck cab, which is characterized in that all structural components of the suspension system are stamping parts, have no casting structure, are beneficial to environmental protection, and have simple structure, stability and reliability.
In order to solve the technical problems, the technical scheme of the utility model is as follows: the utility model provides a floating rear suspension system of centre truck driver's cabin, includes rear suspension upper bracket assembly, rear suspension lower bracket assembly, hydraulic lock assembly, shock absorber assembly, its characterized in that: the rear suspension upper bracket assembly, the rear suspension lower bracket assembly, the hydraulic lock assembly and the shock absorber assembly are stamping parts and are fixed together by welding; the upper end of the rear suspension upper bracket assembly is connected with the bottom of the cab, the lower end of the rear suspension upper bracket assembly is connected with the hydraulic lock assembly, the upper end of the hydraulic lock assembly is connected with the rear suspension upper bracket assembly, the lower end of the hydraulic lock assembly is connected with the shock absorber assembly, the middle part of the upper end of the rear suspension lower bracket assembly is connected with the bottom of the shock absorber assembly, and the lower end of the rear suspension lower bracket assembly is connected with the frame.
The improvement of the technical scheme is as follows: and a rubber sleeve shaft sleeve assembly is arranged at the connecting part of the hydraulic lock assembly and the rear suspension upper bracket assembly.
The technical scheme is further improved as follows: the upper end of the hydraulic lock assembly is provided with a hydraulic lock limiting pad assembly, the lower end of the hydraulic lock assembly is provided with a hydraulic lock pressing plate limiting plate, and the side face of the hydraulic lock assembly is provided with a hydraulic lock pressing plate.
The technical scheme is further improved: and a waist-shaped hole is formed in the hydraulic lock pressing plate.
The technical scheme is further improved: the fender support is installed to the both sides of rear overhang lower carriage assembly, and the front of rear overhang lower carriage assembly is equipped with a plurality of frame mounting holes, and the centre of rear overhang lower carriage assembly is equipped with a plurality of shock absorber lower extreme mounting holes.
The technical scheme is further improved: the side of hydraulic pressure lock assembly is equipped with the limiting plate of buckling downwards, and the upper end of back overhang lower carriage assembly is equipped with the gag lever post that upwards extends, and the top of gag lever post contacts with the medial surface of limiting plate.
The technical scheme is further improved: and edges are respectively arranged on two sides of the inner side surface of the limiting plate.
Has the advantages that:
by using the floating type rear suspension system of the middle truck cab, structural members of the system are all stamping parts, the overall structure is simple, stable and reliable, and the problems of casting resource shortage and adverse environmental protection requirements are solved. The shock absorber and the hydraulic lock support are integrally designed, and the hydraulic lock assembly is provided with a rubber limiting block, so that the abnormal sound problem of the cab in the driving process is solved well.
Drawings
Fig. 1 is a front view of the present invention.
Fig. 2 is a left side view of the present invention.
Fig. 3 is a schematic view of the rear suspension lower bracket with hydraulic lock assembly of the present invention.
Fig. 4 is a front view of a rear suspension lower bracket of the present invention.
Fig. 5 is a left side view of a rear suspension lower bracket of the present invention.
In the figure: 1-a rear suspension upper bracket assembly; 2-a hydraulic lock assembly; 3-rear suspension lower support assembly; 4-a shock absorber assembly; 1.1-a rubber sleeve and shaft sleeve assembly; 2.1-hydraulic lock limit pad assembly; 2.2-hydraulic lock pressing plate limiting plate; 2.3-hydraulic locking plate; 5-frame mounting holes; 6-mounting holes at the lower end of the shock absorber; 7-mudguard mounting hole.
Detailed Description
As shown in fig. 1, fig. 2 and fig. 3, the floating type rear suspension system of the truck cab of the utility model comprises a rear suspension upper bracket assembly 1, a hydraulic lock assembly 2, a rear suspension lower bracket assembly 3, a shock absorber assembly 4 and the like. The upper end of a rear suspension upper support assembly 1 of the rear suspension assembly is connected with the bottom of a cab, the lower end of the rear suspension assembly is connected with a hydraulic lock assembly 2, the upper end of the hydraulic lock assembly 2 is connected with the rear suspension upper support assembly 1, the lower end of the hydraulic lock assembly is connected with a shock absorber assembly 4, the middle of the upper end of the rear suspension lower support assembly is connected with the bottom of the shock absorber assembly 4, and the lower end of the rear suspension lower support assembly is connected with a vehicle frame.
As shown in fig. 3, the rear suspension lower bracket is provided with a hydraulic lock assembly, and a hydraulic lock limiting pad 2.1 can prevent the rear suspension upper bracket of the cab from abnormally overturning in the driving process of the cab and solve the problem of abnormal sound caused by relative movement in the contact process of the upper bracket and the hydraulic lock; the waist-shaped hole design at the position of the hydraulic lock pressing plate 2.3 in the assembly can adjust the span between the left rear suspension and the right rear suspension in the falling installation process of the cab, and solves the problem that the cab cannot fall and be installed due to frame errors; the column type shock absorber in the assembly and the hydraulic lock assembly base are designed in an integrated mode, the structure is simple and reliable, and the required installation space is small.
As shown in fig. 4 and 5, the rear suspension lower bracket assembly adopts a full stamping part welding structure, and the upper end of the lower bracket assembly plays a limiting role in limiting abnormal torsion of the hydraulic lock body; and two sides of the lower bracket assembly are provided with fender brackets, the fender brackets are provided with fender mounting holes 7, the front surfaces of the fender brackets are provided with 4 frame mounting holes 5, and the middle parts of the fender brackets are provided with 2 shock absorber lower end mounting holes 6.
Claims (7)
1. The utility model provides a floating rear suspension system of centre truck driver's cabin, includes rear suspension upper bracket assembly, rear suspension lower bracket assembly, hydraulic lock assembly, shock absorber assembly, its characterized in that: the rear suspension upper bracket assembly, the rear suspension lower bracket assembly, the hydraulic lock assembly and the shock absorber assembly are stamping parts and are fixed together by welding; the upper end of the rear suspension upper bracket assembly is connected with the bottom of the cab, the lower end of the rear suspension upper bracket assembly is connected with the hydraulic lock assembly, the upper end of the hydraulic lock assembly is connected with the rear suspension upper bracket assembly, the lower end of the hydraulic lock assembly is connected with the shock absorber assembly, the middle part of the upper end of the rear suspension lower bracket assembly is connected with the bottom of the shock absorber assembly, and the lower end of the rear suspension lower bracket assembly is connected with the frame.
2. A medium truck cab floating rear suspension system as claimed in claim 1, wherein: and a rubber sleeve shaft sleeve assembly is arranged at the connecting part of the hydraulic lock assembly and the rear suspension upper bracket assembly.
3. A medium truck cab floating rear suspension system as claimed in claim 1 or 2, wherein: the upper end of the hydraulic lock assembly is provided with a hydraulic lock limiting pad assembly, the lower end of the hydraulic lock assembly is provided with a hydraulic lock pressing plate limiting plate, and the side face of the hydraulic lock assembly is provided with a hydraulic lock pressing plate.
4. A medium truck cab floating rear suspension system as claimed in claim 3, wherein: and a waist-shaped hole is formed in the hydraulic lock pressing plate.
5. A medium truck cab floating rear suspension system as claimed in claim 1 or 2, wherein: the fender support is installed to the both sides of rear overhang lower carriage assembly, and the front of rear overhang lower carriage assembly is equipped with a plurality of frame mounting holes, and the centre of rear overhang lower carriage assembly is equipped with a plurality of shock absorber lower extreme mounting holes.
6. A medium truck cab floating rear suspension system as claimed in claim 1 or 2, wherein: the side of hydraulic pressure lock assembly is equipped with the limiting plate of buckling downwards, and the upper end of back overhang lower carriage assembly is equipped with the gag lever post that upwards extends, and the top of gag lever post contacts with the medial surface of limiting plate.
7. A medium truck cab floating rear suspension system as claimed in claim 6, wherein: and edges are respectively arranged on two sides of the inner side surface of the limiting plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121441948.2U CN215513914U (en) | 2021-06-28 | 2021-06-28 | Floating rear suspension system of middle truck cab |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121441948.2U CN215513914U (en) | 2021-06-28 | 2021-06-28 | Floating rear suspension system of middle truck cab |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215513914U true CN215513914U (en) | 2022-01-14 |
Family
ID=79810651
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121441948.2U Active CN215513914U (en) | 2021-06-28 | 2021-06-28 | Floating rear suspension system of middle truck cab |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215513914U (en) |
-
2021
- 2021-06-28 CN CN202121441948.2U patent/CN215513914U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A floating rear suspension system for a medium truck cab Granted publication date: 20220114 Pledgee: Agricultural Bank of China Limited Shiyan Yunyang Branch Pledgor: DONGFENG SPECIAL PARTS Co.,Ltd. Registration number: Y2024980005588 |