CN216241983U - Rear damping spring convenient to assemble - Google Patents

Abstract

The utility model relates to the technical field of rear damping springs, in particular to a rear damping spring convenient to assemble, which comprises a spring body and a positioning device, wherein a damper is sleeved on the inner wall of the spring body, the surface of the spring body is provided with the positioning device, the positioning device comprises three positioning rods, the three positioning rods are all in sliding connection with the inside of the spring body, the three positioning rods are circumferentially arrayed inside the spring body, the surface of the spring body is fixedly connected with a fixing frame, the inside of the fixing frame is in sliding connection with two sliding plates, one side, close to each other, of the two sliding plates is fixedly connected with an inclined block, the surface of each positioning rod is uniformly provided with a plurality of clamping grooves, and the sizes of the clamping grooves are matched with the sizes of the inclined blocks. The utility model solves the problem that the direct manual assembly of the spring body can cause the friction between the spring body and the shock absorber in the using process, thereby reducing the assembly stability of the spring body.

Description

Rear damping spring convenient to assemble

Technical Field

The utility model relates to the technical field of rear damping springs, in particular to a rear damping spring convenient to assemble.

Background

The back damping spring is the important damper assembly in locomotive driving position, and the cover restricts the removal elasticity direction of spring body on the bumper shock absorber usually, uses the manual in-process of assembling that carries out to the spring body, and the spring body can paste and lean on the bumper shock absorber surface, causes the surface at the bumper shock absorber that the spring body can not pinpoint, and the spring body can take place the friction between with the bumper shock absorber in the use, and then has reduced the stability of assembling the spring body.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problem that the direct manual assembly of a spring body causes friction between the spring body and a shock absorber in the using process so as to reduce the assembly stability of the spring body, and provides a rear shock absorption spring convenient to assemble.

In order to achieve the purpose, the utility model adopts the following technical scheme: the utility model provides a back damping spring convenient to assembly, includes spring body and positioner, the inner wall cover of spring body has the bumper shock absorber, the surface of spring body is equipped with positioner, positioner includes three locating lever, and is three the locating lever all with the inside sliding connection of spring body, it is three locating lever circumference array is in the inside of spring body, the fixed frame of fixed surface connection of spring body, the inside sliding connection of fixed frame has two slides, two one side fixedly connected with sloping block that the slide is close to each other, a plurality of draw-in groove has evenly been seted up on the surface of locating lever, the size of draw-in groove and the size looks adaptation of sloping block. The inner wall of draw-in groove is gone into to the sloping block card, can realize the fixed to removal back locating lever position.

Preferably, one side of the sliding plate far away from the inclined block is fixedly connected with a rectangular block, and one side of the rectangular block, close to the fixed frame, is fixedly connected with two elastic ropes. The elastic rope has the effect of pulling the rectangular block to move towards the direction close to the fixed frame.

Preferably, the positioning rod is located the one end fixedly connected with briquetting of spring body inner wall, one side fixedly connected with rubber rope that briquetting and spring body are close to each other. The rubber rope has the effect of pulling the pressing block to move towards the surface close to the spring body.

Preferably, the surface of the pressing block is provided with a limiting groove, and the inner wall of the limiting groove is clamped with an elastic pad. The elastic cushion is squeezed between the pressing block and the shock absorber, and the stability of positioning the spring body is improved.

Preferably, the surface of spring body is equipped with protector, protector includes the toroid, the toroid is located the surface of spring body, the even fixedly connected with four on surface of toroid connects the rope, four connect the rope and keep away from the one end fixedly connected with cloth cover of toroid, the cloth cover is circular tubular structure. The arrangement of the cloth cover facilitates the covering of the spring bodies, and further avoids the problem that two or more spring bodies are wound.

Preferably, a rubber ring is sewn on the side, away from the circular ring, of the cloth cover through stitches, and the rubber ring is located on the surface of the spring body. The arrangement of the rubber ring facilitates the tightening between the cloth cover and the spring body.

Preferably, four bolts are inserted into the internal threads of the circular ring, and the four bolts are circumferentially arrayed inside the circular ring. The bolts in the circular ring are rotated, so that the circular ring and the spring body are conveniently fixed.

Compared with the prior art, the utility model has the advantages and positive effects that:

in the utility model, the positioning device is arranged, after the spring body is sleeved on the surface of the shock absorber, the three positioning rods are simultaneously pressed to one side close to each other, and the three positioning rods simultaneously move to one side close to each other, so that the effect of positioning the spring body in the middle part of the shock absorber can be achieved, in the process of moving the positioning rods, the movement between the positioning rods and the inclined plane of the inclined block has an irreversible effect, when the elastic cushion on the pressing block moves to be tightly attached to the surface of the shock absorber, the rectangular block can be driven by the tension of the elastic rope on the fixing frame to clamp the inclined block on the sliding plate into the inner wall of the corresponding clamping groove on the positioning rod, so that the position of the positioning rod after moving is fixed, the quick positioning of the spring body is further completed, the stability of assembling the spring body is improved, and the problem that the assembled spring body is attached to the surface of the shock absorber is avoided, the rapid assembly to the spring body has been made things convenient for, when needs take out the spring body from the bumper shock absorber, to two slides of one side pulling that keep away from each other, when the sloping block on the slide is taken out from the draw-in groove inner wall, the briquetting can receive the effect of spring body inner wall rubber rope pulling force and kick-backs, can accomplish the reseing to the locating lever, the dismantlement to the spring body on the bumper shock absorber has been made things convenient for, through setting up positioner, fix a position the spring body on the surface of bumper shock absorber, the stability of using after assembling the spring body has been improved, the assembly to the spring body has been made things convenient for.

Drawings

FIG. 1 is a schematic perspective view of a rear suspension spring of the present invention, which is easy to assemble;

FIG. 2 is a schematic structural view of a positioning device in a rear suspension spring for easy assembly according to the present invention;

FIG. 3 is a schematic view of the structure at A of FIG. 2 in a rear suspension spring according to the present invention, which is easy to assemble;

FIG. 4 is a schematic view of the structure at B of FIG. 2 in a rear suspension spring according to the present invention, which is easy to assemble;

fig. 5 is a schematic structural view of a guard in a rear suspension spring according to the present invention, which is convenient to assemble.

Illustration of the drawings:

1. a spring body; 2. a shock absorber; 3. a positioning device; 301. positioning a rod; 302. a fixing frame; 303. briquetting; 304. an elastic pad; 305. a rectangular block; 306. a slide plate; 307. an elastic cord; 308. a sloping block; 309. a card slot; 310. a bungee cord; 4. a guard; 41. cloth sheathing; 42. a rubber ring; 43. a circular ring; 44. a bolt; 45. and connecting ropes.

Detailed Description

Referring to fig. 1-5, the present invention provides a technical solution: the utility model provides a back damping spring convenient to assembly, includes spring body 1 and positioner 3, and the inner wall cover of spring body 1 has bumper shock absorber 2, and the surface of spring body 1 is equipped with positioner 3, and the surface of spring body 1 is equipped with protector 4.

The specific arrangement and function of the positioning means 3 and the shielding means 4 will be described in detail below.

In this embodiment: positioner 3 includes three locating lever 301, three locating lever 301 all with the inside sliding connection of spring body 1, three locating lever 301 circumference array is in the inside of spring body 1, the fixed frame 302 of fixed surface of spring body 1 is connected with, the inside sliding connection of fixed frame 302 has two slides 306, one side fixedly connected with sloping block 308 that two slides 306 are close to each other, a plurality of draw-in groove 309 has evenly been seted up on the surface of locating lever 301, the size of draw-in groove 309 and the size looks adaptation of sloping block 308. The inclined block 308 is fitted into the inner wall of the slot 309, whereby the position of the post-movement positioning rod 301 can be fixed.

Specifically, a rectangular block 305 is fixedly connected to one side of the sliding plate 306 away from the inclined block 308, and two elastic ropes 307 are fixedly connected to one sides of the rectangular block 305 and the fixed frame 302 which are close to each other. The provision of the elastic cord 307 has the effect of pulling the rectangular block 305 to move closer to the fixed frame 302.

Specifically, one end of the positioning rod 301 located on the inner wall of the spring body 1 is fixedly connected with a pressing block 303, and one side of the pressing block 303 and the spring body 1 close to each other is fixedly connected with a rubber rope 310.

In this embodiment: the provision of the rubber string 310 has the effect of pulling the pressing piece 303 to move closer to the surface of the spring body 1.

Specifically, the surface of the pressing block 303 is provided with a limiting groove, and the inner wall of the limiting groove is clamped with the elastic pad 304. The elastic pad 304 is pressed between the pressing piece 303 and the damper 2, improving the stability of positioning the spring body 1.

In this embodiment: protector 4 includes toroid 43, and toroid 43 is located the surface of spring body 1, and the even fixedly connected with in surface of toroid 43 connects rope 45 for four, and the one end fixedly connected with cloth cover 41 of toroid 43 is kept away from to four connection ropes 45, and cloth cover 41 is circular tubular structure. The arrangement of the cloth cover 41 facilitates the covering of the spring bodies 1, thereby avoiding the problem of winding between two or more spring bodies 1.

Specifically, the rubber band 42 is sewn on the side of the cloth cover 41 away from the circular ring 43, and the rubber band 42 is positioned on the surface of the spring body 1. The rubber band 42 is arranged to facilitate the tightening between the cloth cover 41 and the spring body 1.

Specifically, four bolts 44 are inserted into the inner thread of the circular ring 43, and the four bolts 44 are circumferentially arrayed inside the circular ring 43.

In this embodiment: the fixation between the annular ring 43 and the spring body 1 is facilitated by turning the bolts 44 inside the annular ring 43.

The working principle is as follows: after the spring body 1 is sleeved on the surface of the shock absorber 2, the three positioning rods 301 are simultaneously pressed towards the sides close to each other, the three positioning rods 301 are simultaneously moved towards the sides close to each other, so that the effect of positioning the spring body 1 in the middle of the shock absorber 2 can be achieved, in the process of moving the positioning rods 301, the movement between the positioning rods 301 and the inclined surfaces of the inclined blocks 308 has the irreversible effect, when the elastic pads 304 on the pressing blocks 303 are moved to be tightly attached to the surface of the shock absorber 2, the rectangular blocks 305 can be pulled by the elastic ropes 307 on the fixing frames 302 to drive the inclined blocks 308 on the sliding plates 306 to be clamped into the inner walls of the corresponding clamping grooves 309 on the positioning rods 301, so that the position of the positioning rods 301 after moving is fixed, the quick positioning of the spring body 1 is further completed, the stability of assembling the spring body 1 is improved, and the problem that the assembled spring body 1 is attached to the surface of the shock absorber 2 is avoided, the rapid assembly of the spring body 1 is facilitated, when the spring body 1 needs to be taken out of the shock absorber 2, the two sliding plates 306 are pulled to one side away from each other, when the inclined block 308 on the sliding plates 306 is pulled out of the inner wall of the clamping groove 309, the pressing block 303 can rebound under the pulling force of the rubber rope 310 on the inner wall of the spring body 1, the resetting of the positioning rod 301 can be completed, the disassembly of the spring body 1 on the shock absorber 2 is facilitated, the circular ring 43 is sleeved on the surface of the spring body 1, the bolt 44 in the circular ring 43 is rotated, the fixing between the circular ring 43 and the spring body 1 can be realized, when two or more assembled spring bodies 1 need to be stored in a box, the rubber ring 42 can be pulled, the rubber ring 42 is pulled to one side away from the circular ring 43 on the spring body 1, the rubber ring 42 is loosened, the rubber ring 42 can be tightened on the surface of the spring body 1, the cloth cover 41 can cover the spring body 1, thereby avoided taking place the problem that the winding chucking is in the same place between two or a plurality of spring body 1 to this reaches the safeguard effect to spring body 1, when needs normal use spring body 1, can directly convolute rubber band 42, rolls up cloth cover 41 on the surface of rubber band 42, can accomplish packing up to cloth cover 41, through setting up protector 4, covers spring body 1, has improved the safeguard effect to spring body 1.

Claims (7)

1. The utility model provides a back damping spring convenient to assembly, includes spring body (1) and positioner (3), its characterized in that: the inner wall cover of spring body (1) has bumper shock absorber (2), the surface of spring body (1) is equipped with positioner (3), positioner (3) are including three locating lever (301), three locating lever (301) all with the inside sliding connection of spring body (1), three locating lever (301) circumference array is in the inside of spring body (1), the fixed frame (302) of fixed surface fixedly connected with of spring body (1), the inside sliding connection of fixed frame (302) has two slides (306), two one side fixedly connected with sloping block (308) that slide (306) are close to each other, a plurality of draw-in groove (309) have evenly been seted up on the surface of locating lever (301), the size of draw-in groove (309) and the size looks adaptation of sloping block (308).

2. An easy-to-assemble rear suspension spring according to claim 1, wherein: one side of the sliding plate (306) far away from the inclined block (308) is fixedly connected with a rectangular block (305), and one side of the rectangular block (305) close to the fixed frame (302) is fixedly connected with two elastic ropes (307).

3. An easy-to-assemble rear suspension spring according to claim 1, wherein: the positioning rod (301) is located one end fixedly connected with briquetting (303) of spring body (1) inner wall, one side fixedly connected with rubber rope (310) that briquetting (303) and spring body (1) are close to each other.

4. A rear suspension spring for easy assembly according to claim 3, wherein: the surface of the pressing block (303) is provided with a limiting groove, and the inner wall of the limiting groove is clamped with an elastic pad (304).

5. An easy-to-assemble rear suspension spring according to claim 1, wherein: the surface of spring body (1) is equipped with protector (4), protector (4) include toroid (43), toroid (43) are located the surface of spring body (1), the even fixedly connected with four on surface of toroid (43) connect rope (45), four connect rope (45) keep away from one end fixedly connected with cloth cover (41) of toroid (43), cloth cover (41) are circular tubular structure.

6. An easy-to-assemble rear suspension spring according to claim 5, wherein: a rubber ring (42) is sewn on one side of the cloth sleeve (41) far away from the circular ring (43), and the rubber ring (42) is positioned on the surface of the spring body (1).

7. An easy-to-assemble rear suspension spring according to claim 5, wherein: four bolts (44) are inserted into the internal threads of the circular ring (43), and the four bolts (44) are circumferentially arrayed inside the circular ring (43).

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