CN214985343U

CN214985343U - Rail transit automobile body vibration/noise reduction ware with locate function

Info

Publication number: CN214985343U
Application number: CN202121479937.3U
Authority: CN
Inventors: 傅翊晗
Original assignee: Taicang Liangsheng Rubber Products Co ltd
Current assignee: Taicang Liangsheng Rubber Products Co ltd
Priority date: 2021-06-30
Filing date: 2021-06-30
Publication date: 2021-12-03
Anticipated expiration: 2031-06-30

Abstract

The utility model discloses a rail transit car body shock absorption and noise reduction device with positioning function, which comprises a shell component, a positioning component and a pin mechanism, wherein the positioning component is fixed on two external sides of the shell component; a pin mechanism secured inside the housing assembly; a shock absorbing assembly disposed outside of the pin mechanism; a lubrication mechanism disposed at an outer rear end of the housing assembly; a pin bush; a pin spring disposed outside the pin sleeve. This track traffic automobile body vibration/noise reduction ware with locate function, compare with current ordinary track traffic automobile body vibration/noise reduction ware, pull up the round pin pole and install the attenuator in the clamshell, loosen the hole site that the round pin pole bounced into the attenuator, fix the attenuator installation in the clamshell, pull up the round pin pole and can dismantle the attenuator, the attenuator adopts the same mode installation to dismantle with the bottom plate, it is comparatively convenient to make this track traffic automobile body vibration/noise reduction ware installation dismantle the mode, the later stage maintenance of being convenient for, and difficult pine after the installation takes off.

Description

Rail transit automobile body vibration/noise reduction ware with locate function

Technical Field

The utility model relates to a rail transit technical field specifically is a rail transit automobile body vibration/noise reduction ware with locate function.

Background

The rail transit is a traffic system which uses vehicles to run on a fixed guide rail in cities and is mainly used for urban passenger transport, and a rail transit vehicle body shock absorption and noise reduction device is required to be used when a rail transit vehicle body is manufactured and is used for assisting the rail transit vehicle body to run on the guide rail to absorb shock and reduce noise.

Current rail transit automobile body noise reduction ware is not convenient for the installation and dismantles, and inside main spare part is difficult to dismantle the installation, leads to the later maintenance comparatively troublesome, can not be fine satisfy people's user demand, to above-mentioned condition, carries out technical innovation on current rail transit automobile body noise reduction ware basis.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a rail transit automobile body vibration/noise reduction ware with locate function to propose general rail transit automobile body vibration/noise reduction ware and be not convenient for the installation dismantlement in solving above-mentioned background art, inside major components is difficult to dismantle the installation, leads to the later maintenance comparatively troublesome, can not be fine satisfies people's user demand problem.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a rail transit automobile body vibration/noise reduction ware with locate function, includes:

a housing assembly;

further comprising:

a positioning assembly fixed at two external sides of the shell assembly;

a pin mechanism secured inside the housing assembly;

a shock absorbing assembly disposed outside of the pin mechanism;

a lubrication mechanism disposed at an outer rear end of the housing assembly;

the pin mechanism includes:

a pin bush;

a pin spring disposed outside the pin bushing;

the pin rod is arranged on the inner wall of the pin sleeve and forms an elastic structure with the pin sleeve through a pin spring.

Preferably, the housing assembly comprises:

a base plate;

a bellows mounted above the base plate.

Preferably, the housing assembly further comprises:

and the shell cover is arranged above the corrugated pipe, and the central axis of the shell cover coincides with the central axis of the corrugated pipe.

Preferably, the positioning assembly comprises:

the guide sleeve is cylindrical;

and the guide rod is arranged on the inner wall of the guide sleeve.

Preferably, the shock-absorbing assembly includes:

a damper;

a hexagonal nut installed at an outside of the damper.

Preferably, the shock absorbing assembly further comprises:

and the large spring is arranged above the hexagonal nut, and the damper and the hexagonal nut form an elastic structure through the large spring.

Preferably, the lubricating mechanism includes:

a liquid storage tank;

the cover plate is arranged below the liquid storage tank, and the central axis of the cover plate coincides with the central axis of the liquid storage tank.

Preferably, the lubricating mechanism further includes:

the inner hexagonal bolt is arranged outside the cover plate, and the inner hexagonal bolt is in threaded connection with the cover plate;

and the piston is installed above the inner hexagonal bolt.

Preferably, the lubricating mechanism further includes:

the infusion tube is fixed above the liquid storage tank, and an integrated structure is formed between the infusion tube and the liquid storage tank.

Compared with the prior art, the beneficial effects of the utility model are that: the vibration-damping noise reducer of the rail transit vehicle body has the advantages that internal parts are protected, water and dust are effectively prevented, the positioning shell cover is assisted to move, instability is avoided, the vibration-damping noise reducer of the rail transit vehicle body is convenient to mount and dismount, later-period maintenance is facilitated, the vibration-damping noise reducer is not easy to loosen after mounting, the damper is lubricated by output lubricating oil, abrasion is reduced, and a good vibration-damping effect is kept;

1. the utility model discloses a bellows, guide pin bushing and guide arm's setting, the bellows is installed in the top of bottom plate and the below of clamshell at both ends from top to bottom, forms a comparatively airtight space, protects the spare part of inside, and effective waterproof dustproof, when the clamshell reciprocates, the guide pin bushing can be in the outside up-and-down motion of guide arm, and the auxiliary positioning clamshell removes, avoids appearing unstability;

2. the utility model discloses a pin bushing, round pin spring and pin pole setting, pull out the pin pole and install the attenuator in the clamshell, loosen the pin pole and bounce into the hole site of attenuator, install the attenuator and fix in the clamshell, pull out the pin pole and can dismantle the attenuator, the attenuator adopts the same mode to install and dismantle with the bottom plate, make this rail transit automobile body vibration/noise reduction ware mode of installing and dismantling comparatively convenient, the later maintenance of being convenient for, and difficult pine after the installation takes off;

3. the utility model discloses a setting of liquid storage pot, apron, hexagon socket head cap screw, piston and transfer line is opened the apron and is added lubricating oil in the liquid storage pot, rotatory hexagon socket head cap screw, the lubricating oil in the piston extrusion liquid storage pot thereupon, lubricating oil pass through the transfer line output, transfer line one end is located near the attenuator, and the lubricating oil of output lubricates the attenuator, slows down wearing and tearing, keeps good shock attenuation effect.

Drawings

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

FIG. 2 is an enlarged schematic view of the structure at A of FIG. 1 according to the present invention;

FIG. 3 is a schematic view of the rear view of the present invention in a partial sectional view;

FIG. 4 is a schematic view of the three-dimensional structure of the liquid storage tank of the present invention.

In the figure: 1. a housing assembly; 101. a base plate; 102. a bellows; 103. a housing; 2. a positioning assembly; 201. a guide sleeve; 202. a guide bar; 3. a pin mechanism; 301. a pin bush; 302. a pin spring; 303. a pin rod; 4. a shock absorbing assembly; 401. a damper; 402. a hexagonal nut; 403. a large-size spring; 5. a lubrication mechanism; 501. a liquid storage tank; 502. a cover plate; 503. a hexagon socket head cap screw; 504. a piston; 505. an infusion tube.

Detailed Description

As shown in fig. 1-2, a rail transit vehicle body shock absorber with positioning function comprises: a housing assembly 1; further comprising: a positioning assembly 2 fixed at both outer sides of the housing assembly 1; a pin mechanism 3 fixed inside the housing assembly 1; a damper assembly 4 provided outside the pin mechanism 3; a lubricating mechanism 5 provided at the outer rear end of the housing assembly 1; a pin bush 301; a pin spring 302 provided outside the pin bush 301; the pin rod 303 is mounted on the inner wall of the pin sleeve 301, the pin rod 303 and the pin sleeve 301 form an elastic structure through a pin spring 302, the damper 401 is mounted in the shell 103 by pulling up the pin rod 303, the pin rod 303 is loosened and bounced into a hole of the damper 401, the damper 401 is mounted and fixed in the shell 103, the damper 401 can be dismounted by pulling up the pin rod 303, the damper 401 and the bottom plate 101 are mounted and dismounted in the same mode, so that the mounting and dismounting mode of the vibration and noise reduction device of the rail transit vehicle body is convenient and fast, the later-stage maintenance is convenient, and the mounting and dismounting are not easy to loose after mounting; a base plate 101; a bellows 102 mounted above the bottom plate 101; the shell 103 is arranged above the corrugated pipe 102, the central axis of the shell 103 is overlapped with the central axis of the corrugated pipe 102, and the upper end and the lower end of the corrugated pipe 102 are arranged above the bottom plate 101 and below the shell 103 to form a relatively closed space, so that internal parts are protected, and water and dust are effectively prevented; the guide sleeve 201, the shape of the guide sleeve 201 is cylindrical; the guide rod 202 is arranged on the inner wall of the guide sleeve 201, and when the shell cover 103 moves up and down, the guide sleeve 201 can move up and down outside the guide rod 202 to assist in positioning the shell cover 103 to move, so that instability is avoided; a damper 401; the hexagonal nut 402 is arranged outside the damper 401, and the hexagonal nut 402 is in threaded connection with the damper 401; the large spring 403 is arranged above the hexagonal nut 402, the damper 401 and the hexagonal nut 402 form an elastic structure through the large spring 403, the stroke of the large spring 403 is changed after the hexagonal nut 402 is rotated, the hardness of the damper 401 changes accordingly, the damper 401 is matched with the spring to absorb shock, and noise generated by shock is reduced.

As shown in fig. 3 to 4, the lubricating mechanism 5 includes: the liquid storage tank 501 is used for adding lubricating oil into the liquid storage tank 501 by opening the cover plate 502; the cover plate 502 is arranged below the liquid storage tank 501, and the central axis of the cover plate 502 is coincident with that of the liquid storage tank 501; the inner hexagon bolt 503 is arranged outside the cover plate 502, the inner hexagon bolt 503 is in threaded connection with the cover plate 502, and the inner hexagon bolt 503 is rotated, so that the piston 504 extrudes lubricating oil in the liquid storage tank 501; a piston 504 mounted above the hexagon socket head cap screw 503; the infusion tube 505 is fixed above the liquid storage tank 501, the infusion tube 505 and the liquid storage tank 501 form an integrated structure, lubricating oil is output through the infusion tube 505, one end of the infusion tube 505 is located near the damper 401, the output lubricating oil lubricates the damper 401, abrasion is reduced, and a good damping effect is kept.

The working principle is as follows: when the rail transit vehicle body shock absorption and noise reduction device with the positioning function is used, firstly, the pin rod 303 is pulled up to install the damper 401 in the shell 103, the pin rod 303 is loosened to bounce into a hole position of the damper 401, the damper 401 is installed and fixed in the shell 103, the damper 401 can be detached by pulling up the pin rod 303, the damper 401 and the bottom plate 101 are installed and detached in the same mode, the hexagon nut 402 is in threaded connection with the damper 401, the stroke of the large-size spring 403 is changed after the hexagon nut 402 is rotated, the hardness of the damper 401 is changed along with the change of the hardness so as to meet different working conditions, the damper 401 is matched with the spring to absorb shock, the noise generated by shock is reduced, the upper end and the lower end of the corrugated pipe 102 are installed above the bottom plate 101 and below the shell 103 to form a relatively closed space, when the shell 103 is vibrated, the guide sleeve 201 can move up and down on the guide rod 202 to assist in positioning the movement of the shell 103, the cover plate 502 is opened to add lubricating oil into the liquid storage tank 501, the hexagon socket head cap screw 503 is rotated, then the piston 504 extrudes the lubricating oil in the liquid storage tank 501, the lubricating oil is output through the liquid conveying pipe 505, one end of the liquid conveying pipe 505 is located near the damper 401, the damper 401 is lubricated by the output lubricating oil, and the principle of the rail transit vehicle body shock absorption and noise reduction device with the positioning function is the working principle.

Claims

1. The utility model provides a rail transit automobile body vibration/noise reduction ware with locate function, includes:

a housing assembly (1);

it is characterized by also comprising:

positioning assemblies (2) fixed on two outer sides of the shell assembly (1);

a pin mechanism (3) fixed inside the housing assembly (1);

a damper assembly (4) disposed outside the pin mechanism (3);

a lubricating mechanism (5) provided at an outer rear end of the housing assembly (1);

the pin mechanism (3) comprises:

a pin bush (301);

a pin spring (302) provided outside the pin sleeve (301);

and the pin rod (303) is arranged on the inner wall of the pin sleeve (301), and the pin rod (303) and the pin sleeve (301) form an elastic structure through a pin spring (302).

2. A rail-transit vehicle body shock absorber noise reducer with positioning function according to claim 1, characterized in that said housing assembly (1) comprises:

a base plate (101);

a bellows (102) mounted above the base plate (101).

3. A rail-transit vehicle body shock absorber noise reducer with positioning function according to claim 2, characterized in that said housing assembly (1) further comprises:

and the shell cover (103) is arranged above the corrugated pipe (102), and the central axis of the shell cover (103) is coincident with that of the corrugated pipe (102).

4. A rail transit vehicle body shock absorber noise reducer with positioning function according to claim 1, characterized in that said positioning assembly (2) comprises:

the guide sleeve (201), the shape of the guide sleeve (201) is cylindrical;

and the guide rod (202) is arranged on the inner wall of the guide sleeve (201).

5. A rail-transit vehicle body shock absorber noise reducer with positioning function according to claim 1, characterized in that said shock-absorbing assembly (4) comprises:

a damper (401);

a hexagonal nut (402) mounted on the outside of the damper (401).

6. A rail transit vehicle body shock absorber noise reducer with positioning function according to claim 5, characterized in that said shock absorbing assembly (4) further comprises:

and the large spring (403) is arranged above the hexagonal nut (402), and the damper (401) and the hexagonal nut (402) form an elastic structure through the large spring (403).

7. A rail transit vehicle body shock absorber noise reducer with positioning function according to claim 1, characterized in that said lubricating mechanism (5) comprises:

a liquid storage tank (501);

the cover plate (502) is installed below the liquid storage tank (501), and the central axis of the cover plate (502) is coincident with the central axis of the liquid storage tank (501).

8. The rail transit vehicle body shock absorber noise reducer with positioning function according to claim 7, characterized in that said lubricating mechanism (5) further comprises:

the inner hexagonal bolt (503) is arranged outside the cover plate (502), and the inner hexagonal bolt (503) is in threaded connection with the cover plate (502);

a piston (504) mounted above the socket head cap screw (503).

9. The rail transit vehicle body shock absorber noise reducer with positioning function according to claim 7, characterized in that said lubricating mechanism (5) further comprises:

and the infusion tube (505) is fixed above the liquid storage tank (501), and an integrated structure is formed between the infusion tube (505) and the liquid storage tank (501).