CN219447163U - Cab rear suspension mechanism for light truck - Google Patents
Cab rear suspension mechanism for light truck Download PDFInfo
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- CN219447163U CN219447163U CN202320529000.5U CN202320529000U CN219447163U CN 219447163 U CN219447163 U CN 219447163U CN 202320529000 U CN202320529000 U CN 202320529000U CN 219447163 U CN219447163 U CN 219447163U
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- locking bracket
- swing arm
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/40—Engine management systems
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Abstract
The utility model discloses a cab rear suspension mechanism for a light truck, which comprises a locking bracket assembly, a swing arm welding assembly, a spiral spring damper assembly and a lower support; the swing arm welding assembly is provided with a first connecting point, a second connecting point and a third connecting point which are distributed at three points, and the first connecting point and the second connecting point are both positioned above the third connecting point; the lower end of the locking bracket assembly is hinged at a first connecting point, and a second connecting point is hinged with a mounting point on the lower support; the upper hanging ring of the spiral spring shock absorber assembly is detachably fixed at the third connecting point, and the lower hanging ring of the spiral spring shock absorber assembly is detachably fixed at the lower mounting point of the lower support. The rear suspension adopts a spiral spring damper to damp vibration, so that vibration and partial deformation generated by a frame and a chassis in the running process of a vehicle can be damped, and the effect of improving the overall comfort is achieved; the integrated structure is simple, the integrated structure is mature and applied to the heavy truck, the parts are reliable in work and long in service life, vibration transmitted in all directions can be attenuated, and the integrated structure has good comfort and safety.
Description
Technical Field
The utility model relates to the technical field of vehicle engineering, in particular to a cab rear suspension mechanism of a light truck.
Background
The rear suspension of the existing light truck mainly damps through a rubber bushing, is poor in comfort and is easy to produce abnormal sound and the like.
The defects of the prior art are mainly that:
1. the rigidity of the rubber is high, the shock absorption performance is poor, and the comfort of the whole automobile is poor;
2. poor maintainability in the event of failure;
3. and the defects such as abnormal sound and the like are easy to cause.
Disclosure of Invention
Accordingly, the present utility model provides a rear cab suspension for a light truck to solve the above-mentioned problems in the prior art.
In order to achieve the above object, the present utility model provides the following technical solutions:
according to a first aspect of the present utility model, a rear cab suspension for a light truck includes a locking bracket assembly, a swing arm welding assembly, a coil spring damper assembly, and a lower mount;
the swing arm welding assembly is provided with a first connecting point, a second connecting point and a third connecting point which are distributed at three points, and the first connecting point and the second connecting point are both positioned above the third connecting point;
the lower end of the locking bracket assembly is hinged to the first connecting point, and the second connecting point is hinged to the upper mounting point of the lower support;
the upper hanging ring of the spiral spring damper assembly is detachably fixed at the third connecting point, and the lower hanging ring of the spiral spring damper assembly is detachably fixed at the lower mounting point of the lower support.
Further, the locking bracket assembly comprises a locking bracket body and a buffer pad, a pin shaft is arranged above the locking bracket body, and the buffer pad is arranged above the two sides of the locking bracket body obliquely;
when the vehicle runs, the pin shaft on the locking bracket body is in a connection state with the lock hook of the mechanical lock on the cab;
when the cab is turned over, the pin shaft on the locking bracket body and the lock hook of the mechanical lock on the cab are in a disengaged state.
Further, the locking bracket assembly further comprises a lock handle, and the lock handle is connected with the locking bracket body through welding.
Further, the device also comprises a first bolt, a first nut and a rubber bushing; the rubber bushing is pressed into a round hole of a first connecting point of the swing arm welding assembly through interference fit, and the swing arm welding assembly is hinged with the lower end of the locking bracket body through the first bolt and the first nut.
Further, the device also comprises a second bolt, a second nut, a polyurethane bushing and a sleeve; the polyurethane bush is pressed into a round hole of a second connecting point of the swing arm welding assembly through interference fit, the sleeve penetrates into a center hole of the polyurethane bush, and the swing arm welding assembly is hinged with an upper mounting point of the lower support through the second bolt and the second nut after penetrating into the sleeve.
Further, the device also comprises a third bolt and a third nut; the upper hanging ring of the spiral spring damper assembly is detachably and fixedly connected with the third connecting point of the swing arm welding assembly through the third bolt and the third nut.
Further, the lower hanging ring of the spiral spring shock absorber assembly is detachably and fixedly connected with the lower mounting point of the lower support through the fourth bolt and the fourth nut.
Further, the coil spring damper assembly includes a coil spring and a damper; the upper end of the shock absorber is provided with an upper hanging ring, the lower end of the shock absorber is provided with a lower hanging ring, and the lower end of the shock absorber is sleeved with the spiral spring.
Further, the shock absorber further comprises a rubber inner bushing, and the rubber inner bushing is arranged in the upper hanging ring and the lower hanging ring of the shock absorber.
The utility model has the following advantages:
1. the rear suspension adopts a spiral spring damper to damp vibration, so that vibration and partial deformation generated by a frame and a chassis in the running process of a vehicle can be damped, and the effect of improving the overall comfort is achieved.
2. The polyurethane bushing and the rubber bushing used in the rear suspension have larger deformation absorbing capacity, and the driving comfort of the cab is improved.
3. The lock handle and the locking bracket are welded together, and move together with the mechanical lock of the cab in the running process of the vehicle, so that abnormal sound is completely avoided.
4. The integrated structure is simple, the integrated structure is mature and applied to the heavy truck, the parts are reliable in work and long in service life, vibration transmitted in all directions can be attenuated, and the integrated structure has good comfort and safety.
Drawings
Fig. 1 is an exploded view of a rear cab suspension for a light truck according to some embodiments of the utility model.
Fig. 2 is a perspective view of a rear cab suspension for a light truck according to some embodiments of the utility model.
In the figure: 1. locking the bracket body; 2. a lock handle; 3. a cushion pad; 4. a rubber bushing; 5. a first bolt; 6. a first nut; 7. swing arm welding assembly; 8. a polyurethane bushing; 9. a sleeve; 10. a second bolt; 11. a second nut; 12. a coil spring damper assembly; 13. a third bolt; 14. a third nut; 15. a fourth bolt; 16. a fourth nut; 17. and a lower support.
Detailed Description
Other advantages and advantages of the present utility model will become apparent to those skilled in the art from the following detailed description, which, by way of illustration, is to be read in connection with certain specific embodiments, but not all embodiments. 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.
Example 1
As shown in fig. 1 to 2, a rear suspension mechanism for a cab for a light truck according to an embodiment of the first aspect of the present utility model includes a locking bracket assembly, a swing arm welding assembly 7, a coil spring damper assembly 12, and a lower mount 17; the swing arm welding assembly 7 is provided with a first connecting point, a second connecting point and a third connecting point which are distributed at three points, and the first connecting point and the second connecting point are both positioned above the third connecting point; the lower end of the locking bracket assembly is hinged at a first connecting point, and a second connecting point is hinged with an upper mounting point of the lower support 17; the upper suspension ring of the spiral spring damper assembly 12 is detachably fixed at the third connection point, and the lower suspension ring of the spiral spring damper assembly 12 is detachably fixed at the lower mounting point of the lower support 17.
The technical effects achieved by the embodiment are as follows: the rear suspension adopts a spiral spring damper to damp vibration, so that vibration and partial deformation generated by a frame and a chassis in the running process of a vehicle can be damped, and the effect of improving the overall comfort is achieved; the integrated structure is simple, the integrated structure is mature and applied to the heavy truck, the parts are reliable in work and long in service life, vibration transmitted in all directions can be attenuated, and the integrated structure has good comfort and safety.
Example 2
As shown in fig. 1 to 2, a rear suspension mechanism for a cab of a light truck includes the whole contents of embodiment 1, in addition to that, the locking bracket assembly includes a locking bracket body 1 and a buffer pad 3, a pin is provided above the locking bracket body 1, and the buffer pads 3 are provided above the two sides of the locking bracket body 1; when in a running state, the pin shaft on the locking bracket body 1 is in a connection state with the lock hook of the mechanical lock on the cab; when the cab is turned over, the pin shaft on the locking bracket body 1 and the lock hook of the mechanical lock on the cab are in a disengaged state.
The technical effects achieved by the embodiment are as follows: by arranging the cushion pad 3, the impact force generated when the cab falls back can be attenuated, and the cis-fall lock is ensured.
Example 3
As shown in fig. 1 to 2, a rear cab suspension mechanism for a light truck includes the whole contents of embodiment 2, and in addition, the lock bracket assembly further includes a lock handle 2, and the lock handle 2 is connected to the lock bracket body 1 by welding.
In the above embodiment, it should be noted that the device includes two parts, namely, a left rear suspension assembly and a right rear suspension assembly, which are different in that the left rear suspension assembly includes a lock handle 2 for contacting and limiting with a latch hook of a mechanical lock when falling down, and the other parts are identical in structure.
Example 4
As shown in fig. 1 to 2, a rear cab suspension for a light truck includes the whole contents of embodiment 3, in addition to a first bolt 5, a first nut 6, and a rubber bush 4; the rubber bushing 4 is pressed into a round hole of a first connecting point of the swing arm welding assembly 7 through interference fit, and the swing arm welding assembly 7 is hinged with the lower end of the locking bracket body 1 through the first bolt 5 and the first nut 6.
Optionally, a second bolt 10, a second nut 11, a polyurethane bushing 8 and a sleeve 9 are also included; the polyurethane bushing 8 is pressed into a round hole of a second connecting point of the swing arm welding assembly 7 through interference fit, the sleeve 9 penetrates into a center hole of the polyurethane bushing 8, and the swing arm welding assembly 7 is hinged with an upper mounting point of the lower support 17 through a second bolt 10 and a second nut 11 after penetrating into the sleeve 9; the main function of the swing arm welding assembly 7 is to connect the locking bracket body 1, and at the same time, the deformation generated in the movement process is absorbed through the polyurethane bushing 8.
Optionally, a third bolt 13 and a third nut 14 are also included; the upper hanging ring of the spiral spring damper assembly 12 is detachably and fixedly connected with a third connecting point of the swing arm welding assembly 7 through a third bolt 13 and a third nut 14.
Optionally, the lower suspension ring of the spiral spring damper assembly 12 is detachably and fixedly connected with the lower mounting point of the lower support 17 through the fourth bolt 15 and the fourth nut 16.
The technical effects achieved by the embodiment are as follows: the polyurethane bush 8 and the rubber bush 4 used in the rear suspension have larger absorbing and deforming capacities, and the driving comfort in the driving process is improved.
Example 5
As shown in fig. 1 to 2, a rear cab suspension for a light truck includes the entire contents of embodiment 4, except that the coil spring damper assembly 12 includes a coil spring and a damper; the upper end of the shock absorber is provided with an upper hanging ring, the lower end of the shock absorber is provided with a lower hanging ring, and the lower end of the shock absorber is sleeved with a spiral spring.
Optionally, the shock absorber further comprises a rubber inner bushing, wherein the rubber inner bushing is arranged in each of the upper hanging ring and the lower hanging ring of the shock absorber; the rubber inner bushing is arranged in the shock absorber hanging ring, so that high-frequency vibration can be attenuated.
The technical effects achieved by the embodiment are as follows: the coil spring of the coil spring damper assembly 12 mainly supports the cab and filters vibration transmitted by the frame, so that the comfort of the whole vehicle is improved, and the damping force is generated when oil in the damper of the coil spring damper assembly 12 flows through the valve hole, so that the effect of damping vibration is achieved.
The lower support 17 is fixedly connected with the frame, and the lower hanging ring and the swing arm welding assembly 7 of the spiral spring damper assembly 12 are connected with the upper and lower mounting points of the lower support through bolts and nuts. The whole structure can be fully used on the left and right except that the left locking bracket assembly needs to be welded with a locking handle.
Claims (9)
1. The cab rear suspension mechanism of the light truck is characterized by comprising a locking bracket assembly, a swing arm welding assembly (7), a spiral spring damper assembly (12) and a lower support (17);
the swing arm welding assembly (7) is provided with a first connecting point, a second connecting point and a third connecting point which are distributed at three points, and the first connecting point and the second connecting point are both positioned above the third connecting point;
the lower end of the locking bracket assembly is hinged to the first connecting point, and the second connecting point is hinged to the upper mounting point of the lower support (17);
the upper hanging ring of the spiral spring damper assembly (12) is detachably fixed at the third connecting point, and the lower hanging ring of the spiral spring damper assembly (12) is detachably fixed at the lower mounting point of the lower support (17).
2. The rear suspension mechanism of the cab of the light truck according to claim 1, wherein the locking bracket assembly comprises a locking bracket body (1) and a buffer pad (3), a pin shaft is arranged above the locking bracket body (1), and the buffer pad (3) is arranged above two sides of the locking bracket body (1) in an inclined manner;
when in a running state, the pin shaft on the locking bracket body (1) is in a connection state with the lock hook of the mechanical lock on the cab;
when the cab is turned over, the pin shaft on the locking bracket body (1) and the lock hook of the mechanical lock on the cab are in a disengaged state.
3. A rear cab suspension for a light truck according to claim 2, wherein the lock bracket assembly further comprises a lock handle (2), the lock handle (2) being connected to the lock bracket body (1) by welding.
4. A rear cab suspension for a light truck according to claim 3, further comprising a first bolt (5), a first nut (6) and a rubber bushing (4); the rubber bushing (4) is pressed into a round hole of a first connecting point of the swing arm welding assembly (7) through interference fit, and the swing arm welding assembly (7) is hinged with the lower end of the locking bracket body (1) through the first bolt (5) and the first nut (6).
5. The rear cab suspension mechanism of a light truck according to claim 4, further comprising a second bolt (10), a second nut (11), a polyurethane bushing (8) and a sleeve (9); the polyurethane bush (8) is pressed into a round hole of a second connecting point of the swing arm welding assembly (7) through interference fit, the sleeve (9) penetrates into a center hole of the polyurethane bush (8), and the swing arm welding assembly (7) is hinged with an upper mounting point of the lower support (17) through the second bolt (10) and the second nut (11) after penetrating into the sleeve (9).
6. A rear cab suspension for a light truck according to claim 5, further comprising a third bolt (13) and a third nut (14); the upper hanging ring of the spiral spring damper assembly (12) is detachably and fixedly connected with the third connecting point of the swing arm welding assembly (7) through the third bolt (13) and the third nut (14).
7. The rear cab suspension mechanism of a light truck as recited in claim 6 further comprising a fourth bolt (15) and a fourth nut (16), wherein the lower suspension ring of the coil spring damper assembly (12) is detachably fixedly connected to the lower mounting point of the lower mount (17) by the fourth bolt (15) and the fourth nut (16).
8. The rear cab suspension mechanism of a light truck of claim 7, wherein said coil spring damper assembly (12) comprises a coil spring and a damper; the upper end of the shock absorber is provided with an upper hanging ring, the lower end of the shock absorber is provided with a lower hanging ring, and the lower end of the shock absorber is sleeved with the spiral spring.
9. The rear cab suspension mechanism of claim 8, further comprising a rubber inner bushing, wherein the rubber inner bushing is disposed inside each of the upper and lower suspension rings of the shock absorber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320529000.5U CN219447163U (en) | 2023-03-17 | 2023-03-17 | Cab rear suspension mechanism for light truck |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320529000.5U CN219447163U (en) | 2023-03-17 | 2023-03-17 | Cab rear suspension mechanism for light truck |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219447163U true CN219447163U (en) | 2023-08-01 |
Family
ID=87409999
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320529000.5U Active CN219447163U (en) | 2023-03-17 | 2023-03-17 | Cab rear suspension mechanism for light truck |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219447163U (en) |
-
2023
- 2023-03-17 CN CN202320529000.5U patent/CN219447163U/en active Active
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