TWM591578U - Vehicular shock absorber structure with spring-type height-increased air cushion - Google Patents

Abstract

A spring-type heightened air cushion vehicle shock absorber structure includes a damping cylinder, an air cushion group, a buffer spring and an upper seat, wherein the shock absorber has a basic decompression shock absorption effect through the damping cylinder and the buffer spring, Moreover, an air cushion group is further provided between the damping cylinder and the buffer spring, and the air cushion group enters and releases the gas tank by filling and releasing pressure, so that the air cushion body shrinks and expands, so that the support length of the shock absorber can be renewed The pressure adjustment through the air cushion group has a telescopic effect, so that the vehicle can adjust and change the height of the shock absorber according to the condition of the driving section or the driver's needs, to achieve the purpose of lifting the vehicle chassis, and help to improve the handling and comfort of the vehicle.

Description

Spring type shock absorber structure for vehicle with heightened air cushion

This creation is about a car shock absorber, especially a spring-type heightened air cushion car shock absorber structure.

According to the present, the current shock absorber is composed of a shock absorber tube, an elastic body and a shock absorber upper seat in order, mainly through the shock absorber tube and the elastic body to achieve the effect of stabilizing the body and decompression shock absorber However, most of the existing shock absorbers cannot be adjusted in length, and can only reduce the rebound stroke through the shock absorber upper seat compression elastic body, while allowing the vehicle chassis to be closer to the ground in exchange for better vehicle handling, but As a result, the shock stroke of the shock absorber is shortened, and the effect of decompression and shock absorption is reduced, resulting in increased feedback force when the vehicle encounters uneven road surfaces and increased ride discomfort, sacrificing the original shock absorber of the shock absorber Effect, lack of comfort. Therefore, the existing shock absorbers really need to be improved.

In view of this, the creator has many years of experience in manufacturing development and design of related products. In view of the above goals, after detailed design and prudent evaluation, the final creation is indeed practical.

The technical problem to be solved by this creation is to provide a spring-type heightened air cushion vehicle shock absorber structure for the above-mentioned defects in the existing technology.

The shock absorber includes: a damping cylinder, an air cushion set, a buffer spring and an upper seat, the outer diameter of the damping cylinder is provided with a threaded section, and a shaft rod with a compression action relative to the damping cylinder is provided at the center of the top end; It has an air cushion body and an upper bearing seat and a lower bearing seat arranged at both ends of the air cushion body. The upper end portion of the air cushion body has a snap-fitting portion, and the lower end portion is folded inwardly to provide a buffer for inward contraction And an end portion of the buffer portion is provided with a clamping portion, an outer peripheral edge of the upper bearing seat is provided with an engaging portion which is fixedly combined with the engaging portion of the air cushion body, and a shaft perforation is provided at the center of the upper bearing seat for The shaft passes through, the upper bearing seat is provided with a limit ring part on the upper end surface, the lower bearing seat is hollow with an air chamber, and an engaging ring groove is provided on the outer periphery of the top end to be combined and fixed with the engaging part. The bottom end is fixed with a limiting base, a locking hole is provided at the center of the limiting base, and can be adjustably set on the threaded section of the damping cylinder through the locking hole, and the limiting base is further provided with a The inflation channel communicates with the air chamber; the buffer spring is stacked above the upper bearing seat and is restricted by the limiting ring portion; the upper seat is stacked on the top of the buffer spring, and a combination is provided at the center of the upper seat The hole is used for the shaft to pass through and be combined and fixed, so that the buffer spring is interposed between the upper bearing and the upper seat.

Preferably, the upper end of the shaft of the damping cylinder is retracted to have a piercing section, and the piercing section is used to pierce a combination hole of the upper seat, and the piercing section has a threaded section that is locked beyond the combination hole A nut.

Preferably, there is a stepped stop between the shaft and the connecting section.

Preferably, a buffer ring is sleeved on the outer diameter of the shaft, and the buffer ring is stacked against the upper end of the damping cylinder.

Preferably, the shaft perforation of the upper bearing extends a convex ring portion upward, and a leakage ring is embedded in the inner diameter of the convex ring portion.

Preferably, an expanding portion is formed at the bottom end of the lower bearing, and the limiting base is fitted and fixed It is arranged under the lower bearing, and is provided with a protruding part against the expansion part.

Compared with the effect of the prior art: the shock absorber of the present invention has a basic decompression shock absorption effect through the damping cylinder and the buffer spring, and an air cushion group is further arranged between the damping cylinder and the cushion spring, and the air cushion group is filled through And release the gas into and release the gas tank, so that the air cushion body shrinks and expands, so that the support length of the shock absorber can be adjusted by the pressure of the air cushion group to have a telescopic effect, so that the vehicle can see the status of the driving section or the driver Adjusting and changing the height of the shock absorber to achieve the purpose of lifting the chassis of the vehicle helps to improve the handling and comfort of the vehicle.

The upper seat, lower seat and limit base of the created air cushion group are manufactured separately and then assembled and fixed, which makes the structural process simpler and simpler, greatly reducing the manufacturing process of the air cushion group, which is helpful In order to improve the manufacturing efficiency of the air cushion group, at the same time reduce the output of waste materials, reduce the waste of raw materials, and improve the economic benefits of structural production.

In addition, the lower end of the air cushion body is folded inwards to form a retracted buffer portion. When the air cushion group is pressed by force, the air cushion body will be compressed and deformed along the buffer portion to balance the pressure channel of the air cushion body. The cushioning effect of the air cushion group is ensured, and the support stability of the air cushion body is greatly improved.

10‧‧‧Damper cylinder

11‧‧‧Thread section

12‧‧‧shaft

121‧‧‧Putting section

122‧‧‧stop

123‧‧‧Thread section

124‧‧‧Nut

125‧‧‧buffer ring

20‧‧‧Air cushion group

21‧‧‧Cushion body

211‧‧‧Embedding Department

212‧‧‧Buffer Department

213‧‧‧Card connection department

22‧‧‧Upper seat

221‧‧‧Embedding Department

222‧‧‧shaft perforation

223‧‧‧Convex ring

224‧‧‧ Leakage ring

225‧‧‧Limit ring

23‧‧‧Lower seat

231‧‧‧air chamber

232‧‧‧Snap ring groove

233‧‧‧Extended Department

24‧‧‧Limit base

241‧‧‧locking hole

242‧‧‧Inflatable channel

243‧‧‧ against the convex part

244‧‧‧Embedded groove

245‧‧‧O-ring

30‧‧‧buffer spring

40‧‧‧seat

41‧‧‧Combination hole

Picture 1: It is a perspective drawing of this creation.

Figure 2: This is an exploded view of this creation.

Figure 3: This is a combined cross-sectional view of this creation.

Figure 4: This is a schematic diagram of the unfilled gas of the air cushion set created for this.

Figure 5: This is a schematic diagram of the air cushion set created for this creation filled with gas.

Figure 6: This is a schematic diagram of the air cushion set created for this creation filled with gas.

In order for your review committee to have a better understanding and understanding of the purpose, features and functions of this creation, the following is please cooperate with the [schematic description] detailed description as follows: first, please refer to the first and second figures, A spring type shock absorber structure for an air cushion vehicle. The shock absorber includes a damping cylinder 10, an air cushion group 20, a buffer spring 30 and an upper seat 40. The outer diameter of the damping cylinder 10 is provided with a threaded section 11, and At the center of the top end, there is a shaft 12 that compresses against the damping cylinder 10. The upper end of the shaft 12 is retracted with a piercing section 121, and there is a stepped stop between the shaft 12 and the piercing section 121. Part 122, the threading section 121 has a threaded section 123, and a nut 124 cooperating with the threaded section 123, and the outer diameter of the shaft 12 is provided with a buffer ring 125, and the buffer ring 125 is stacked against the At the upper end of the damping cylinder 10, the air cushion assembly 20 has an air cushion body 21 and an upper bearing 22 and a lower bearing 23 disposed at both ends of the air cushion body 21. The upper end of the air cushion body 21 has an engaging portion 211, The lower end portion is folded inwardly to provide a retracted buffer portion 212, and an end portion of the buffer portion 212 is surrounded by a clamping portion 213, and an outer peripheral edge of the upper seat 22 is provided with an embedded portion 221 and the air cushion The engaging portion 211 of the body 21 is combined and fixed, and a shaft through hole 222 is provided in the center of the upper seat 22 for the through section 121 of the shaft 12 to pass through, the shaft through hole 222 further extends a convex ring portion 223, Moreover, a leakage ring 224 is embedded in the inner diameter of the convex ring portion 223, and a limiting ring portion 225 is convexly formed on the upper end surface of the upper socket 22, and the lower socket 23 is hollow with an air chamber 231 at the top A snap ring groove 232 is provided on the outer periphery to be combined and fixed with the clamping portion 213, and an expansion portion 233 is formed at the bottom end to fix a limiting base 24, and a locking hole 241 is provided at the center of the limiting base 24 and penetrates The locking hole 241 is adjustably arranged on the threaded section 123 of the damping cylinder 10, and the limiting base 24 is further provided with an inflation hole 242 communicating with the air chamber 221, and the limiting base 24 is matched with the expansion The portion 233 is provided with a top against the convex portion 243, the buffer spring 30 is stacked on the upper bearing 22 and is restricted by the limiting ring portion 225, and the upper seat 40 is stacked on the top of the buffer spring 30 At the center of the upper seat 40, a combined hole 41 is provided for the shaft 12 to pass through and be combined and fixed, and then the buffer spring 30 is interposed between the upper seat 22 and the upper seat 40.

For the composition of the structure, please refer to Figures 2 and 3, the air cushion group 20 is assembled and then installed on the damping cylinder 10, wherein the upper end of the air cushion body 21 is engaged with the engaging portion 211 and the upper bearing The engaging portion 221 of the seat 22 is engaged and fixed, and the lower end portion is sleeved and fixed by the engaging portion 213 of the retracting buffer portion 212 and the engaging ring groove 232 of the lower bearing 23, and the buffer portion 212 is erected The limiting base 24 is further fixed on the outer periphery of the lower support 23 and the bottom of the lower support 23 is fixed, thereby completing the air cushion group 20, and the air cushion group 20 is connected to the locking hole 241 of the limiting base 24 After passing through the shaft 12 of the damping cylinder 10, the threaded section 11 of the outer diameter is locked, and the inner diameter portion of the locking hole 241 is further provided with an insertion groove 244, and an O-ring 245 is embedded to ensure the locking connection The airtight state between the hole 241 and the damping cylinder 10, the shaft 12 passes through the shaft perforation 222 of the upper seat 22, and passes through the leakage ring 224 and the shaft embedded in the convex ring portion 223 12 forms an airtight state, the buffer spring 30 is stacked on the upper end of the upper seat 22 and is restricted by the limiting ring portion 225 for positioning, and then the upper seat 40 is stacked on the top of the buffer spring 30, and the upper seat 40 The combined hole 41 is sleeved with the threading section 121 of the shaft 12, and then the threaded section 123 locks the nut 124 against the upper seat 40, and at the same time, the upper seat 40 is pressed against the shaft 12 and the threading section The blocking sections 122 between 121 form a positioning, thereby completing a spring type shock absorber structure for a vehicle with an increased air cushion.

For the actual state of its structure, please refer to Figures 3, 4, 5, and 6 for further reference. The shock absorber is set on the vehicle frame with the upper seat 40 group, and then supported by the bottom of the damper tube 10 combined with the wheel axle of the vehicle Through the shaft 12 and the upper seat 40 compressing the damping cylinder 10 and the buffer spring 30 respectively along the road surface to produce a damping and cushioning effect, providing shock absorption and decompression effect when the vehicle body travels, and the air cushion group 20 is The inflation channel 242 of the limiting base 24 fills the gas into the air chamber 231 of the lower seat 23 and the air cushion body 21 to fill the air cushion group 20 with gas, and the pounds of gas as the gas The cushion set 20 cushions the effects of softness and height and height adjustment, so that the shock absorber can adjust the height of the chassis and the ground of the car body according to the road conditions by adjusting the expansion and contraction of the air cushion set 20 to meet the driving requirements of different road conditions.

With the structure of the above specific embodiment, the following benefits can be obtained: the shock absorber of the present invention has a basic decompression shock absorption effect through the damping cylinder 10 and the buffer spring 30, and the damping cylinder 10 and the buffer spring 30 An air cushion group 20 is further provided. The air cushion group 20 fills and releases the gas tank by filling and releasing pressure, so that the air cushion body 21 shrinks and expands, so that the support length of the shock absorber can pass the pressure of the air cushion group 20 again The adjustment has a telescopic effect, so that the vehicle can adjust and change the height of the shock absorber according to the condition of the driving section or the driver's needs, to achieve the purpose of lifting the vehicle chassis, and help to improve the handling and comfort of the vehicle.

The upper seat 22, the lower seat 23, and the limit base 24 of the air cushion group 20 of this creation are manufactured separately and then assembled and fixed, which makes the structural process simpler and simpler, and greatly reduces the air cushion group 20. The manufacturing process contributes to the improvement of the manufacturing efficiency of the air cushion group 20, and at the same time reduces the output of waste materials, reduces the waste of raw materials, and improves the economic benefits of structural fabrication.

In addition, the lower end of the air cushion body 21 is folded inwards to form a retracted buffer portion 212. When the air cushion assembly 20 is pressed by force, the air cushion body 21 will be compressed and deformed along the buffer portion 212 to balance the air cushion The pressure channel of the body 21 ensures the cushioning effect of the air cushion group 20 and greatly improves the support stability of the air cushion body 21.

In summary, this creation has indeed reached a breakthrough structural design, and it has improved creative content, and at the same time it can achieve industrial utility and progress. Moreover, this creation has not been seen in any publications, and it is also novel. In line with the provisions of the relevant laws and regulations of the Patent Law, I filed an application for a creative patent in accordance with the law, and urged the examiner of the Jun Bureau to grant legal patent rights.

The above is only one of the preferred embodiments of this creation, and it should not be used to limit the scope of the implementation of this creation; that is, any equal changes and modifications made in accordance with the scope of the patent application of this creation should still belong to this creation Within the scope of the patent.

10‧‧‧Damper cylinder

11‧‧‧Thread section

12‧‧‧shaft

121‧‧‧Putting section

122‧‧‧stop

123‧‧‧Thread section

124‧‧‧Nut

125‧‧‧buffer ring

20‧‧‧Air cushion group

21‧‧‧Cushion body

211‧‧‧Embedding Department

212‧‧‧Buffer Department

213‧‧‧Card connection department

22‧‧‧Upper seat

221‧‧‧Embedding Department

222‧‧‧shaft perforation

223‧‧‧Convex ring

224‧‧‧ Leakage ring

225‧‧‧Limit ring

23‧‧‧Lower seat

231‧‧‧air chamber

232‧‧‧Snap ring groove

233‧‧‧Extended Department

24‧‧‧Limit base

241‧‧‧locking hole

242‧‧‧Inflatable channel

243‧‧‧ against the convex part

244‧‧‧Embedded groove

245‧‧‧O-ring

30‧‧‧buffer spring

40‧‧‧seat

Claims (6)

A spring type shock absorber structure for an air cushion vehicle. The shock absorber includes: a damping cylinder with a threaded section at the outer diameter, and a shaft for compressing the damping cylinder at the center of the top; an air cushion group It has an air cushion body and an upper bearing seat and a lower bearing seat set at both ends of the air cushion body. The upper end portion of the air cushion body has a snap-fitting portion, and the lower end portion is folded inward to provide one of the inner contractions A buffering portion, and an end portion of the buffering portion is provided with a clamping portion, an outer peripheral edge of the upper bearing seat is provided with an engaging portion and the engaging portion of the air cushion body are combined and fixed, and a shaft perforation is provided at the center of the upper bearing seat For the shaft to pass through, the upper bearing seat is provided with a limit ring portion on the upper end surface, the lower bearing seat is hollow with an air chamber, and a snap ring groove is provided on the outer periphery of the top end to be combined and fixed with the snap portion , And a limit base is fixed at the bottom end, a lock connection hole is provided at the center of the limit base, and can be adjustably set on the threaded section of the damping cylinder through the lock connection hole, and the limit base is further provided An inflation hole communicates with the air chamber; a buffer spring is stacked above the upper seat and limited by the limiting ring; an upper seat is stacked on the top of the buffer spring and at the center of the upper seat A combination hole is provided for the shaft to pass through and be combined and fixed, and then the buffer spring is interposed between the upper bearing seat and the upper seat. According to the spring-type heightened air cushion vehicle shock absorber structure described in item 1 of the patent application range, wherein the upper end of the shaft of the damping cylinder is retracted to have a penetration section, and the upper seat is penetrated by the penetration section The combination hole, and the threading section has a threaded section to lock a nut beyond the combination hole. According to the spring-type heightened air cushion vehicle shock absorber structure described in item 2 of the patent application range, there is a stepped stop between the shaft and the connecting section. According to the structure of a spring-type heightened air cushion shock absorber for a vehicle described in item 1 of the patent application scope, wherein the outer diameter of the shaft is covered with a buffer ring, and the buffer ring is stacked against the upper end of the damping cylinder. According to the shock absorber structure for a spring-type heightened air cushion according to item 1 of the patent application scope, wherein the shaft perforation of the upper bearing extends a convex ring portion upward, and a resistance is embedded in the inner diameter of the convex ring portion Leaky ring. According to the spring-type heightened air cushion vehicle shock absorber structure as described in item 1 of the patent application scope, wherein the bottom end of the lower bearing forms an outer expansion portion, and the limit base is cooperatively fixed under the lower bearing , And set up a top against the convex part with the expanded part.

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