CN217002857U

CN217002857U - Front shock absorber with outer spring

Info

Publication number: CN217002857U
Application number: CN202123405056.XU
Authority: CN
Inventors: 马超
Original assignee: Shanghai Nomang Information Technology Co ltd
Current assignee: Shanghai Nomang Information Technology Co ltd
Priority date: 2021-12-31
Filing date: 2021-12-31
Publication date: 2022-07-19
Anticipated expiration: 2031-12-31

Abstract

The utility model relates to the technical field, in particular to a front shock absorber with an outer spring. The technical scheme comprises the following steps: the bottom plate, the top of bottom plate is provided with keysets thick stick an and keysets thick stick b, rotate through round pin axle a between keysets thick stick an and the keysets thick stick b and connect, the common fixedly connected with fixed bolster in keysets thick stick b's of keysets thick stick a top, the top fixedly connected with trapezoidal piece of bottom plate, keysets thick stick a, be provided with the damping piece between keysets thick stick b and the trapezoidal piece, one side that keysets thick stick an and keysets thick stick b kept away from each other all rotates through round pin axle b and is connected with the telescopic link, the peripheral fixed cover of telescopic link is equipped with fixed lagging, the bottom fixedly connected with of telescopic link and bottom plate top sliding connection's sliding plate, the fixedly connected with cover is established at telescopic link outlying spring b between fixed lagging and the sliding plate. The utility model discloses preceding bumper shock absorber has better buffering to the applied stress at inclination and shakes the effect, can effectively promote driver and passenger's travelling comfort.

Description

Front shock absorber with outer spring

Technical Field

The utility model relates to the technical field of shock absorbers, in particular to a front shock absorber with an outer spring.

Background

The shock absorber is widely used in a vehicle body, when the vehicle passes through an uneven road surface, although the shock absorbing spring can filter the shock on the road surface, the shock to the vehicle body is reduced, the comfort is provided for a driver, the shock absorber can accelerate the attenuation of the vibration of the vehicle frame and the vehicle body, and the running smoothness of the vehicle body is improved. However, the shock-absorbing spring can still do reciprocating motion while absorbing shock, the existing front shock absorber can not well inhibit the reciprocating motion of the shock-absorbing spring, and the reciprocating motion of the shock-absorbing spring causes the vehicle body to bump, thereby reducing the driving comfort. For the above situation, the patent numbers are: CN212564193U discloses a front shock absorber with an external spring, which comprises a first horizontal bar, a shock-absorbing spring, a damping rod member, etc., wherein the shock-absorbing spring reduces the impact of shock on the vehicle body through self-shock, so as to provide comfort for the rider; damping member includes the pneumatic cylinder, the both ends of pneumatic cylinder are fixed in between two third connecting plates through the connecting block, when inhaling the vibrations of damping spring, it is flexible repeatedly to drive the pneumatic cylinder, fluid in the pneumatic cylinder just flows into another intracavity through the hole from a chamber repeatedly, the friction between pore wall and fluid and the internal friction between the fluid molecule form the damping force to vibrations, the vibrations energy transformation who makes to inhale the damping spring gives off fluid heat energy, restrain the jolting that brings for the automobile body because of inhaling the vibrations of damping spring from this, thereby effectively promote driver's travelling comfort.

However, the shock absorber can only buffer the stress on a single vertical straight line, the actually applied stress often has various inclination angles in the actual vehicle body traveling process, and the shock absorber can only rely on the fixed connecting assembly to perform rigid buffering when dealing with the transverse partial stress in the inclination stress, so that the comfort of a driver and a passenger is influenced; have again to carry out the damping buffering through the pneumatic cylinder, under the long-time multifrequency cushioning effect of vehicle, the inside fluid of pneumatic cylinder spills over easily, and the replacement cost is high.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problems in the prior art and provides a front shock absorber with an outer spring.

The technical scheme of the utility model is as follows: the utility model provides a preceding bumper shock absorber with outer spring, comprising a base plate, the top of bottom plate is provided with keysets thick stick a and keysets thick stick b, rotate through round pin axle a between keysets thick stick a and the keysets thick stick b and connect, the common fixedly connected with fixed bolster in keysets thick stick b's of keysets thick stick a top, the top fixedly connected with trapezoidal piece of bottom plate, keysets thick stick a, be provided with the damping piece between keysets thick stick b and the trapezoidal piece, one side that keysets thick stick a and keysets thick stick b kept away from each other all rotates through round pin axle b and is connected with the telescopic link, the peripheral fixed cover of telescopic link is equipped with fixed lagging, the bottom fixedly connected with of telescopic link and bottom plate top sliding connection's sliding plate, fixedly connected with cover establishes the peripheral spring b of telescopic link between fixed lagging and the sliding plate.

Preferably, the top of the fixed support is fixedly connected with an upper connecting rod, and the bottom of the bottom plate is fixedly connected with a lower connecting rod.

Preferably, the periphery of the pin shaft a is fixedly sleeved with a connecting block b, the top of the trapezoidal block is fixedly connected with the connecting block a, and a spring a is fixedly connected between the connecting block a and the connecting block b.

Preferably, the damping part includes the peg graft pole of being connected and the sleeve of being connected with trapezoidal piece top rotation with keysets thick stick a, keysets thick stick b bottom rotation, and the sleeve cover is established in the periphery of peg graft pole, the bottom fixedly connected with piston plate of peg graft pole, and the piston plate is installed in telescopic inner chamber.

Preferably, the outer wall of the sleeve is provided with small vent holes.

Preferably, the top of the bottom plate is provided with a sliding groove, the bottom of the sliding plate is fixedly connected with a sliding block, and the sliding block is slidably connected in the sliding groove.

Compared with the prior art, the utility model has the following beneficial technical effects:

1: the utility model discloses the device makes it can accept different inclination's application of force through keysets thick stick an and keysets thick stick b's articulated to carry out the damping buffering to multi-angle application of force, thereby improve the automobile body ride comfort.

2: the utility model can restrain jolting brought to the vehicle body by the vibration of the shock-absorbing spring through the air damping buffer, thereby effectively improving the comfort of the driver; the air damping buffer has low manufacturing cost and low replacement cost.

Drawings

FIG. 1 is a schematic front view of an embodiment of the present invention;

fig. 2 is a schematic perspective view of the adapter plate bars a and b in fig. 1;

fig. 3 is a schematic view of the internal structure of the sleeve of fig. 1.

Reference numerals: 1. a base plate; 2. a trapezoidal block; 31. an adapter plate bar a; 32. an adapter plate lever b; 4. a fixed bracket; 51. an upper connecting rod; 52. a lower connecting rod; 61. connecting blocks a; 62. connecting blocks b; 71. a spring a; 72. a spring b; 8. a telescopic rod; 9. fixing the sleeve plate; 10. a sliding plate; 11. a plug rod; 12. a sleeve; 13. a small vent hole; 14. a piston plate; 151. a pin shaft a; 152. and (b) a pin shaft b.

Detailed Description

The technical solution of the present invention is further explained with reference to the accompanying drawings and specific embodiments.

Example one

As shown in fig. 1-2, the front shock absorber with an external spring provided by the utility model comprises a bottom plate 1, wherein an adapter plate lever a31 and an adapter plate lever b32 are arranged above the bottom plate 1, the adapter plate lever a31 and the adapter plate lever b32 are rotatably connected through a pin shaft a151, the top of the adapter plate lever b32 of the adapter plate lever a31 is fixedly connected with a fixed support 4 together, the top of the bottom plate 1 is fixedly connected with a trapezoidal block 2, the sides, away from each other, of the adapter plate lever a31 and the adapter plate lever b32 are rotatably connected with a telescopic rod 8 through a pin shaft b152, a fixed sleeve plate 9 is fixedly sleeved on the periphery of the telescopic rod 8, the bottom of the telescopic rod 8 is fixedly connected with a sliding plate 10 slidably connected with the top of the bottom plate 1, and a spring b72 sleeved on the periphery of the telescopic rod 8 is fixedly connected between the fixed sleeve plate 9 and the sliding plate 10.

In this embodiment: the top of the fixed bracket 4 is fixedly connected with an upper connecting rod 51, the bottom of the bottom plate 1 is fixedly connected with a lower connecting rod 52, and the upper connecting rod 51 and the lower connecting rod 52 are respectively connected with other components in the vehicle body, so that the front shock absorber framework with the outer spring plays a shock absorption role in the vehicle body; the periphery of the pin shaft a151 is fixedly sleeved with a connecting block b62, the top of the trapezoidal block 2 is fixedly connected with a connecting block a61, a spring a71 is fixedly connected between the connecting block a61 and the connecting block b62, and the spring a71 is arranged, so that the effects of absorbing vibration and reducing impact of vibration on a vehicle body are achieved, and meanwhile, the positions of the adapter plate lever a31 and the adapter plate lever b32 are straightened; the top of bottom plate 1 has seted up the spout, and the bottom fixedly connected with slider of sliding plate 10, and slider sliding connection is in the spout.

When the upper connecting rod 51 bears the stress with a certain inclination angle, the stress is transmitted to the adapter plate lever a31 and the adapter plate lever b32 through the fixed support 4, and the vertical partial stress of the stress is buffered and absorbed under the action of the spring a71 and the spring b72, so that the impact of vibration on the vehicle body is reduced; the transverse stress component of stress can make adapter plate thick stick a31, adapter plate thick stick b32 rotate the slope, and the elasticity buffering partly transverse stress component of buckling of slope back spring a71, apply in the different pressure of two springs b72 after buckling, further cushion transverse stress component under the different deformation elasticity differences of two springs b72, compare in the rigidity buffering of transverse stress component, the utility model discloses no matter the stress of applying to single reverse or having the inclination all has better buffering and shakes the effect to make the automobile body ride comfort better.

Example two

As shown in fig. 1 and 3, compared with the first embodiment, the front shock absorber with the outer spring of the present invention further includes a trapezoidal block 2, a damping member is disposed between the adapter plate lever a31, the adapter plate lever b32 and the trapezoidal block 2, the damping member includes a plug rod 11 rotatably connected to the bottoms of the adapter plate lever a31 and the adapter plate lever b32, and a sleeve 12 rotatably connected to the top of the trapezoidal block 2, the sleeve 12 is sleeved on the periphery of the plug rod 11, the bottom of the plug rod 11 is fixedly connected to a piston plate 14, the piston plate 14 is installed in the inner cavity of the sleeve 12, and the outer wall of the sleeve 12 is provided with a small ventilation hole 13.

In the first embodiment, when the spring a71 and the spring b72 vibrate, the piston plate 14 is driven to slide in the inner cavity of the sleeve 12 in a reciprocating manner, and the small hole diameter of the small vent hole 13 forms a damping force, so that the bumping caused by the vibration of the spring a71 and the spring b72 to the vehicle body is suppressed, and the comfort of an occupant is effectively improved; and the air damping buffer has low manufacturing cost and low replacement cost.

The above embodiments are merely some preferred embodiments of the present invention, and those skilled in the art can make various alternative modifications and combinations of the above embodiments based on the technical solution of the present invention and the related teaching of the above embodiments.

Claims

1. The utility model provides a preceding bumper shock absorber with outer spring, includes bottom plate (1), and the top of bottom plate (1) is provided with keysets thick stick a (31) and keysets thick stick b (32), its characterized in that: the adapter plate lever a (31) and the adapter plate lever b (32) are rotationally connected through a pin shaft a (151), the top of the adapter plate lever b (32) of the adapter plate lever a (31) is fixedly connected with a fixed support (4) together, the top of the bottom plate (1) is fixedly connected with a trapezoidal block (2) and the adapter plate lever a (31), be provided with the damping piece between keysets thick stick b (32) and trapezoidal piece (2), one side that keysets thick stick a (31) and keysets thick stick b (32) kept away from each other all rotates through round pin axle b (152) and is connected with telescopic link (8), the peripheral fixed cover of telescopic link (8) is equipped with fixed lagging (9), the bottom fixedly connected with of telescopic link (8) and bottom plate (1) top sliding connection's sliding plate (10), fixedly connected with cover is established at telescopic link (8) outlying spring b (72) between fixed lagging (9) and sliding plate (10).

2. Front shock absorber with outer spring according to claim 1, characterized in that the top of the fixed bracket (4) is fixedly connected with the upper connecting rod (51) and the bottom of the bottom plate (1) is fixedly connected with the lower connecting rod (52).

3. The front shock absorber with the external spring according to claim 1, wherein a connecting block b (62) is fixedly sleeved on the periphery of the pin shaft a (151), a connecting block a (61) is fixedly connected to the top of the trapezoidal block (2), and a spring a (71) is fixedly connected between the connecting block a (61) and the connecting block b (62).

4. The front shock absorber with the external spring as claimed in claim 1, wherein the damping member comprises a plug rod (11) rotatably connected with the bottoms of the adapter plate lever a (31) and the adapter plate lever b (32) and a sleeve (12) rotatably connected with the top of the trapezoidal block (2), the sleeve (12) is sleeved on the periphery of the plug rod (11), the bottom of the plug rod (11) is fixedly connected with a piston plate (14), and the piston plate (14) is installed in the inner cavity of the sleeve (12).

5. Front shock absorber with outer spring according to claim 4, characterized in that the outer wall of the sleeve (12) is provided with small venting holes (13).

6. The front shock absorber with the external spring as claimed in claim 1, wherein the top of the bottom plate (1) is provided with a sliding groove, the bottom of the sliding plate (10) is fixedly connected with a sliding block, and the sliding block is slidably connected in the sliding groove.