CN114906223B - Vehicle body suspension structure - Google Patents
Vehicle body suspension structure Download PDFInfo
- Publication number
- CN114906223B CN114906223B CN202210523300.2A CN202210523300A CN114906223B CN 114906223 B CN114906223 B CN 114906223B CN 202210523300 A CN202210523300 A CN 202210523300A CN 114906223 B CN114906223 B CN 114906223B
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- Prior art keywords
- suspension
- rubber block
- face
- vehicle body
- rubber
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- 239000000725 suspension Substances 0.000 title claims abstract description 247
- 230000000670 limiting effect Effects 0.000 claims description 20
- 238000010030 laminating Methods 0.000 claims description 3
- 238000013016 damping Methods 0.000 abstract description 9
- 230000000694 effects Effects 0.000 abstract description 8
- 230000002159 abnormal effect Effects 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 3
- 230000035939 shock Effects 0.000 description 3
- 238000001125 extrusion Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D24/00—Connections between vehicle body and vehicle frame
- B62D24/02—Vehicle body, not intended to move relatively to the vehicle frame, and mounted on vibration absorbing mountings, e.g. rubber pads
Abstract
The invention discloses a vehicle body suspension structure which comprises a vehicle frame supporting seat and a sleeve, wherein the vehicle frame supporting seat is provided with a central hole, one end of the sleeve penetrates through the central hole, two ends of the sleeve are respectively connected with an upper suspension panel and a lower suspension panel, the outer wall of the sleeve is respectively fixedly connected with an upper suspension rubber block and a lower suspension rubber block, the upper end face of the upper suspension rubber block is fixed with the upper suspension panel, the lower end face is contacted with the upper surface of the vehicle frame supporting seat, the upper end face of the lower suspension rubber block is contacted with the lower surface of the vehicle frame supporting seat, and the lower suspension panel is embedded in the lower suspension rubber block and is close to the lower end face. The invention improves the stability and damping effect of the vehicle body and the vehicle frame during relative movement, and reduces the overall size of the suspension of the vehicle body.
Description
Technical Field
The invention relates to the technical field of automobile suspension, in particular to a vehicle body suspension structure.
Background
The prior art car body suspension mounting structure is complex, a mounting via hole with a positioning function is reserved at the car body side and is communicated with the outside of the car body, the mounting mode is that a bolt downwards passes through a floor via hole from a car body floor vehicle, passes through a middle through hole of the car body suspension to reach the bottom of the suspension, and then the suspension is fixed through a nut.
The prior art body suspension is mainly a pure rubber suspension, the stability of the pure rubber suspension to the relative motion of a fixed body and a frame in the axial direction and the radial direction is weaker, and in order to promote the stability of the relative motion of a restrained body and the frame, the pure rubber suspension is mainly corresponding to the radial and axial contact areas of rubber and the frame.
Disclosure of Invention
The invention aims to overcome the defects in the prior art, and provides a vehicle body suspension structure which improves the stability and the damping effect of the vehicle body and the vehicle frame during relative movement and reduces the overall size of the vehicle body suspension.
In order to achieve the above purpose, the invention provides a vehicle body suspension structure, which comprises a vehicle frame supporting seat and a sleeve, wherein the vehicle frame supporting seat is provided with a central hole, one end of the sleeve penetrates through the central hole, two ends of the sleeve are respectively connected with an upper suspension panel and a lower suspension panel, the outer wall of the sleeve is respectively fixedly connected with an upper suspension rubber block and a lower suspension rubber block, the upper end face of the upper suspension rubber block is fixed with the upper suspension panel, the lower end face is contacted with the upper surface of the vehicle frame supporting seat, the upper end face of the lower suspension rubber block is contacted with the lower surface of the vehicle frame supporting seat, the lower suspension panel is embedded in the lower suspension rubber block near the lower end face, the lower end of the upper suspension rubber block is embedded with an upper suspension skeleton, and the upper end of the lower suspension rubber block is embedded with a lower suspension skeleton.
Further, go up suspension rubber piece and hang the second rubber piece including the last suspension first rubber piece that sets up from top to bottom and go up suspension first rubber piece up end and go up suspension panel fixedly, go up the lower terminal surface and the upper surface contact of frame supporting seat of suspension second rubber piece, go up suspension first rubber piece with the junction of last suspension second rubber piece forms first recess.
Further, the lower surface of the upper suspension second rubber block is provided with a second radial end face and a second axial end face, the upper surface of the frame supporting seat is provided with a first radial end face and a first axial end face, the first radial end face is attached to the second radial end face, and the first axial end face is attached to the second axial end face.
Further, the annular upper suspension framework is embedded in the upper suspension second rubber block, the upper suspension framework and the sleeve are coaxially arranged, and a framework groove is formed in the upper end face of the upper suspension framework.
Further, the lower end face of the upper suspension skeleton is parallel to the second radial end face, the outer wall face of the upper suspension skeleton is parallel to the second axial end face, and the outer wall face of the upper suspension skeleton is parallel to the outer wall of the sleeve.
Further, the lower suspension rubber block comprises a lower suspension first rubber block and a lower suspension second rubber block which are arranged up and down, a second groove is formed at the joint of the lower suspension first rubber block and the lower suspension second rubber block, the upper end face of the lower suspension first rubber block is attached to the lower surface of the frame supporting seat, and the lower suspension panel is inlaid at the inner part of the lower suspension second rubber block near the lower end face.
Further, the annular lower suspension framework is embedded in the lower suspension first rubber block, the lower suspension framework and the sleeve are coaxially arranged, and the outer diameter of the joint surface of the upper end of the lower suspension first rubber block and the frame support seat is smaller than the inner diameter of the lower suspension framework.
Further, be equipped with the second stopper on the first rubber piece of lower suspension, the lower surface of frame supporting seat is equipped with spacing concave station, the second stopper with spacing concave station is in radial and the equal spacing cooperation of axial.
Further, the radial inner side of the upper end of the lower suspension first rubber block, which is positioned on the second limiting block, is provided with a third groove, the lowest end of the upper suspension rubber block is provided with a first limiting block, the first limiting block is inserted into the central hole and is integrally positioned in the third groove with the central hole, and the lower end face of the first limiting block is not contacted with the upper end face of the lower suspension first rubber block.
Further, the two ends of the frame supporting seat are respectively provided with a first flanging and a second flanging, and the radial end part of the upper suspension panel is provided with a third flanging which is inclined downwards.
The invention has the beneficial effects that:
1. the stability of the vehicle body and the vehicle frame during relative movement is improved. According to the invention, the upper suspension rubber block and the lower suspension rubber block are respectively arranged at the upper end and the lower end of the frame support seat, the framework is embedded in the rubber block, the whole rubber block is fixed through the sleeve and the suspension panel, and then the rubber block is fixedly connected with the vehicle body bottom plate after passing through the sleeve and the frame support seat through the bolts, so that the stability of the vehicle body and the vehicle frame during relative movement is improved; laminating spacing is all present in axial and radial between last suspension rubber piece and the frame supporting seat upper surface, and the first rubber piece of lower suspension and the lower surface of frame supporting seat are all spacing cooperation in radial and axial, and the frame supporting seat can carry out the limit value to the motion to wanting of each direction of automobile body, has further improved stability.
2. The damping effect between the vehicle body and the vehicle frame is improved. The upper suspension rubber block and the lower suspension rubber block are respectively provided with a first groove and a second groove, so that the rigidity of the rubber block is gradually increased in the process of gradually compressing the rubber block by the vehicle body, and the shock absorption comfort is improved; the lower end face of the upper suspension framework is parallel to the second radial end face, the outer wall face of the upper suspension framework is parallel to the second axial end face, the outer wall face of the upper suspension framework is parallel to the outer wall of the sleeve, and when the sleeve and the frame support base extrude the upper suspension rubber block, the upper suspension framework can provide stable and uniform damping force in the axial direction and the radial direction, so that the damping effect is further improved; the first limiting block is inserted into the central hole and is integrally located in the third groove with the central hole, so that when the suspension is subjected to Z-direction extrusion force of the support, the upper suspension and the lower suspension deform simultaneously, and a good damping effect is guaranteed.
3. The overall size of the body suspension is reduced. The upper suspension and the lower suspension are internally embedded with a framework, the joint surface between the suspension and the vehicle body bottom plate and the vehicle frame supporting seat is reduced, the two ends of the upper surface of the vehicle frame supporting seat are respectively provided with a first flanging and a second flanging, the radial end part of the upper suspension panel is provided with a third flanging which is inclined downwards, and the size of the joint surface of the suspension is further reduced, so that the overall size of the vehicle body suspension is reduced.
Drawings
Fig. 1 is a front cross-sectional view of a vehicle body suspension structure.
Fig. 2 is a front view of the vehicle body suspension structure.
Fig. 3 is a schematic view of the structure of the upper suspension rubber block.
Fig. 4 is a schematic view of the structure of the lower suspension rubber block.
Fig. 5 is a schematic view of an upper suspension frame structure.
Fig. 6 is a schematic view of the lower suspension frame structure.
The reference numerals of the components in the drawings are as follows: the frame support 100, the center hole 101, the first radial end face 102, the first axial end face 103, the first flange 104, the second flange 105, the limit concave 106, the sleeve 200, the upper suspension panel 300, the third flange 301, the upper suspension rubber block 400, the upper suspension first rubber block 401, the upper suspension second rubber block 402, the first groove 403, the second radial end face 404, the second axial end face 405, the first limit block 406, the upper suspension skeleton 500, the skeleton groove 501, the lower suspension panel 600, the lower suspension rubber block 700, the lower suspension first rubber block 701, the lower suspension second rubber block 702, the second limit block 703, the second groove 704, the third groove 705, the lower suspension skeleton 800, the vehicle body floor 901, the frame 902, and the bolt 903.
Detailed Description
The following detailed description is presented to provide further details in the context of the claimed subject matter, as will be apparent to those skilled in the art. The scope of the invention is not limited to the specific examples below. It is also within the scope of the invention to include the claims of the present invention as made by those skilled in the art, rather than the following detailed description.
As shown in fig. 1 to 6, a vehicle body suspension structure comprises a frame support 100 and a sleeve 200, wherein both ends of the frame support 100 are respectively provided with an upward first flange 104 and a downward second flange 105, the first flange 104 is fixed with a frame 902 into a whole, the frame support 100 is provided with a central hole 101, one end of the sleeve 200 passes through the central hole 101, both ends of the sleeve 200 are respectively connected with an upper suspension panel 300 and a lower suspension panel 600, the radial end of the upper suspension panel 300 is provided with a downward third flange 301, the third flange 301 is attached to a vehicle body bottom plate 901, the outer wall of the sleeve 200 is respectively fixedly connected with an upper suspension rubber block 400 and a lower suspension rubber block 700, the upper end face of the upper suspension rubber block 400 is fixed with the upper suspension panel 300, the lower end face is in contact with the upper surface of the frame support 100, the upper end face of the lower suspension rubber block 700 is in contact with the lower surface of the frame support 100, the lower suspension rubber block 600 is embedded at the inner lower end face of the lower suspension rubber block 700, abnormal sound caused by attaching of a bolt 903 to the hard lower suspension panel is avoided, and the bolt 903 passes through the upper suspension rubber block 600 and the lower suspension rubber block 300 from the lower suspension panel 600 to the upper suspension frame 400 is embedded in the upper suspension frame 400. In this way, the bolts connect all the suspended parts with the frame and the vehicle body bottom plate, and the rigid framework is embedded in the rubber block, so that the stability of the vehicle body and the vehicle frame in relative movement is improved; the upper suspension and the lower suspension are internally embedded with a framework, the joint surface between the suspension and the vehicle body bottom plate and the vehicle frame supporting seat is reduced, the two ends of the upper surface of the vehicle frame supporting seat are respectively provided with a first flanging and a second flanging, the radial end part of the upper suspension panel is provided with a third flanging which is inclined downwards, and the size of the joint surface of the suspension is further reduced, so that the overall size of the vehicle body suspension is reduced.
The upper suspension rubber block 400 includes an upper suspension first rubber block 401 and an upper suspension second rubber block 402 that are disposed up and down, an upper end surface of the upper suspension first rubber block 401 is fixed with the upper suspension panel 300, a lower end surface of the upper suspension second rubber block 402 is in contact with an upper surface of the frame support 100, and a first groove 403 is formed at a junction of the upper suspension first rubber block 401 and the upper suspension second rubber block 402. The lower suspension rubber block 700 includes a lower suspension first rubber block 701 and a lower suspension second rubber block 702 that are disposed up and down, and a second groove 704 is formed at a joint of the lower suspension first rubber block 701 and the lower suspension second rubber block 702, and an upper end surface of the lower suspension first rubber block 701 is attached to a lower surface of the frame support 100, and the lower suspension panel 600 is embedded in an inner lower end surface of the lower suspension second rubber block 702. The rigidity of the rubber block is gradually increased in the process of gradually compressing the rubber block by the vehicle body, and the shock absorption comfort is improved.
The lower surface of the upper suspension second rubber block 402 is provided with a second radial end surface 404 and a second axial end surface 405, the upper surface of the frame support 100 is provided with a first radial end surface 102 and a first axial end surface 103, the first radial end surface 102 is attached to the second radial end surface 404, and the first axial end surface 103 is attached to the second axial end surface 405. The axial and radial loads of the vehicle body suspension can be uniformly transferred to the frame supporting seat, so that the frame supporting seat plays a stable supporting role on the vehicle body suspension.
The annular upper suspension skeleton 500 is embedded in the upper suspension second rubber block 402, abnormal sound is avoided due to the fact that the upper suspension skeleton is directly attached to the frame supporting seat, the upper suspension skeleton 500 and the sleeve 500 are coaxially arranged, and a skeleton groove 501 is formed in the upper end face of the upper suspension skeleton 500. The lower end surface of the upper suspension frame 500 is parallel to the second radial end surface 404, the outer wall surface of the upper suspension frame 500 is parallel to the second axial end surface 405, and the outer wall surface of the upper suspension frame 500 is parallel to the outer wall of the sleeve 200. The upper suspension framework can provide stable and uniform damping force in the axial direction and the radial direction, and the damping effect is further improved.
The annular lower suspension framework 800 is embedded in the lower suspension first rubber block 701, so that abnormal sound caused by the fact that the lower suspension framework is directly attached to a frame supporting seat is avoided, the lower suspension framework 800 and the sleeve 200 are coaxially arranged, and the lower suspension framework is guaranteed to provide uniform supporting and deformation limiting effects in the radial direction; the external diameter of the joint surface of the upper end of the lower suspension first rubber block 701 and the frame support seat 100 is smaller than the internal diameter of the lower suspension framework 800, so that the lower surface of the frame support seat and the axial joint surface of the lower suspension rubber block are both made of rubber, the shock absorption effect is ensured, and the lower suspension rubber block is subjected to uniform radial force and deformation and plays a radial limiting role.
The first rubber block 701 of the lower suspension is provided with a second limiting block 703, the lower surface of the frame support seat 100 is provided with a limiting concave table 106, and the second limiting block 703 is in limiting fit with the limiting concave table 106 in the radial direction and the axial direction. The frame supporting seat can limit the movement of the vehicle body in all directions, so that the stability is further improved.
The upper end of the lower suspension first rubber block 701 is provided with a third groove 705 positioned on the radial inner side of the second limiting block 703, the bottommost end of the upper suspension rubber block 400 is provided with a first limiting block 406, the first limiting block 406 is inserted into the central hole 101 and is integrally positioned in the third groove 705 together with the central hole 101, when the suspension is subjected to Z-direction extrusion force of the support, the upper suspension and the lower suspension are deformed simultaneously, so that a good damping effect is ensured, and on the other hand, the torsion angle of a vehicle body can be limited, and the deformation of the lower suspension rubber block is limited; the lower end surface of the first limiting block 406 is not contacted with the upper end surface of the lower suspension first rubber block 701, and a space for the upper suspension rubber block to be extruded to deform is reserved.
Claims (10)
1. A vehicle body suspension structure characterized in that: the novel bicycle frame comprises a bicycle frame support seat (100) and a sleeve (200), wherein the bicycle frame support seat (100) is provided with a central hole (101), one end of the sleeve (200) penetrates through the central hole (101), two ends of the sleeve (200) are respectively connected with an upper suspension panel (300) and a lower suspension panel (600), the outer wall of the sleeve (200) is respectively fixedly connected with an upper suspension rubber block (400) and a lower suspension rubber block (700), the upper end face of the upper suspension rubber block (400) is fixed with the upper suspension panel (300), the lower end face is contacted with the upper surface of the bicycle frame support seat (100), the upper end face of the lower suspension rubber block (700) is contacted with the lower surface of the bicycle frame support seat (100), the lower suspension panel (600) is embedded in the lower end face of the lower suspension rubber block (700), the lower end of the upper suspension rubber block (400) is embedded with an upper suspension skeleton (500), and the upper end of the lower suspension rubber block (700) is embedded with a lower suspension skeleton (800).
The utility model provides a lower suspension rubber piece (700) is including the first rubber piece of lower suspension (701) and the second rubber piece of lower suspension (702) that set up from top to bottom, the up end of the first rubber piece of lower suspension (701) is less than the internal diameter of skeleton (800) under with the lower surface laminating of frame supporting seat (100), be equipped with second stopper (703) on the first rubber piece of lower suspension (701), the embedded annular lower suspension skeleton (800) that have of the first rubber piece of lower suspension (701), the lower surface of frame supporting seat (100) is equipped with spacing concave station (106), second stopper (703) with spacing concave station (106) all limit cooperation in radial and axial, the external diameter of the first rubber piece of lower suspension (701) upper end and frame supporting seat (100) laminating face is less than the internal diameter of skeleton (800), the radial inboard that the upper end of the first rubber piece of lower suspension (701) is located second stopper (703) is equipped with third recess (705), the lower end of the last suspension (400) is located lower side of stopper (406) and is located first stopper (101) and is located in the radial hole (406).
2. The vehicle body suspension structure according to claim 1, characterized in that: the upper suspension rubber block (400) comprises an upper suspension first rubber block (401) and an upper suspension second rubber block (402) which are arranged up and down, the upper end face of the upper suspension first rubber block (401) is fixed with the upper suspension panel (300), the lower end face of the upper suspension second rubber block (402) is in contact with the upper surface of the frame supporting seat (100), and a first groove (403) is formed at the joint of the upper suspension first rubber block (401) and the upper suspension second rubber block (402).
3. The vehicle body suspension structure according to claim 2, characterized in that: the annular upper suspension framework (500) is embedded in the upper suspension second rubber block (402), the upper suspension framework (500) and the sleeve (500) are coaxially arranged, and a framework groove (501) is formed in the upper end face of the upper suspension framework (500).
4. A vehicle body suspension structure according to claim 3, characterized in that: the lower surface of the upper suspension second rubber block (402) is provided with a second radial end face (404) and a second axial end face (405), the upper surface of the frame supporting seat (100) is provided with a first radial end face (102) and a first axial end face (103), the first radial end face (102) is attached to the second radial end face (404), and the first axial end face (103) is attached to the second axial end face (405).
5. The vehicle body suspension structure according to claim 4 wherein: the lower end face of the upper suspension skeleton (500) is parallel to the second radial end face (404), the outer wall face of the upper suspension skeleton (500) is parallel to the second axial end face (405), and the outer wall face of the upper suspension skeleton (500) is parallel to the outer wall of the sleeve (200).
6. The vehicle body suspension structure according to claim 1, characterized in that: the lower suspension rubber block (700) comprises a lower suspension first rubber block (701) and a lower suspension second rubber block (702) which are arranged up and down, a second groove (704) is formed at the joint of the lower suspension first rubber block (701) and the lower suspension second rubber block (702), the upper end face of the lower suspension first rubber block (701) is attached to the lower surface of the frame supporting seat (100), and the lower suspension panel (600) is inlaid in the lower end face of the lower suspension second rubber block (702).
7. The vehicle body suspension structure according to claim 6 wherein: the lower suspension framework (800) is embedded in the lower suspension first rubber block (701), the lower suspension framework (800) and the sleeve (200) are coaxially arranged, and the outer diameter of the joint surface of the upper end of the lower suspension first rubber block (701) and the frame supporting seat (100) is smaller than the inner diameter of the lower suspension framework (800).
8. The vehicle body suspension structure according to claim 6 wherein: be equipped with second stopper (703) on the first rubber piece (701) of lower suspension, the lower surface of frame supporting seat (100) is equipped with spacing concave station (106), second stopper (703) with spacing concave station (106) are in radial and axial all spacing cooperation.
9. The vehicle body suspension structure according to claim 8 wherein: the lower suspension first rubber block (701) is provided with a third groove (705) at the upper end, which is positioned at the radial inner side of the second limiting block (703), of the upper suspension rubber block (400), the lowest end of the upper suspension rubber block (400) is provided with a first limiting block (406), the first limiting block (406) is inserted into the central hole (101) and is integrally positioned in the third groove (705) with the central hole (101), and the lower end surface of the first limiting block (406) is not contacted with the upper end surface of the lower suspension first rubber block (701).
10. The vehicle body suspension structure according to claim 1, characterized in that: the two ends of the frame supporting seat (100) are respectively provided with a first flanging (104) and a second flanging (105), and the radial end part of the upper suspension panel (300) is provided with a third flanging (301) which is inclined downwards.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210523300.2A CN114906223B (en) | 2022-05-13 | 2022-05-13 | Vehicle body suspension structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210523300.2A CN114906223B (en) | 2022-05-13 | 2022-05-13 | Vehicle body suspension structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114906223A CN114906223A (en) | 2022-08-16 |
| CN114906223B true CN114906223B (en) | 2023-12-26 |
Family
ID=82766481
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210523300.2A Active CN114906223B (en) | 2022-05-13 | 2022-05-13 | Vehicle body suspension structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114906223B (en) |
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| CN113942581A (en) * | 2021-11-16 | 2022-01-18 | 东风汽车集团股份有限公司 | Vehicle body suspension floor area installation system and method |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105814335B (en) * | 2014-05-15 | 2018-01-23 | 住友理工株式会社 | Isolated supporting device |
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2022
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|---|---|---|---|---|
| JPH05332381A (en) * | 1992-05-27 | 1993-12-14 | Sumitomo Constr Mach Co Ltd | Engine mount device |
| JPH10141437A (en) * | 1996-11-07 | 1998-05-29 | Tokai Rubber Ind Ltd | Cylindrical vibration-proof support body |
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| Publication number | Publication date |
|---|---|
| CN114906223A (en) | 2022-08-16 |
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