CN219212179U

CN219212179U - Railway wagon brake cylinder overhauling tool

Info

Publication number: CN219212179U
Application number: CN202320350575.0U
Authority: CN
Inventors: 楚永亮
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-03-01
Filing date: 2023-03-01
Publication date: 2023-06-20
Anticipated expiration: 2033-03-01

Abstract

The utility model relates to the technical field of overhaul equipment, in particular to a railway wagon brake cylinder overhaul tool, which comprises: a positioning frame; the dismounting mechanism is arranged in the positioning frame, and the surface of the dismounting mechanism penetrates through the upper end of the positioning frame; the dismounting mechanism comprises a positioning assembly used for clamping the brake cylinder, the positioning assembly is fixedly connected to the inner wall of the positioning frame, and a drawing assembly is arranged at the upper end of the positioning assembly; through setting up drawing the subassembly, the device has reached through manual worm drive and the worm wheel that its meshing is connected rotate along with, drives screw mandrel synchronous rotation through the turning block at the worm wheel simultaneously, and when screw mandrel rotated, the spacing effect of cooperation limiting plate can be colluded synchronous movement through the drawing of the connecting pipe drive lower extreme with screw mandrel threaded connection to avoid drawing and collude the circumstances that draws the piston rod by the spring is ejecting, and then ensured operating personnel's safety.

Description

Railway wagon brake cylinder overhauling tool

Technical Field

The utility model relates to the technical field of overhaul equipment, in particular to an overhaul tool for a brake cylinder of a railway wagon.

Background

In the process of overhauling the brake cylinder, the brake cylinder needs to be disassembled and assembled; for example, when a railway freight train is overhauled and a brake cylinder is in fault, the buffer spring of the brake cylinder is longer during disassembly and assembly, even if the buffer spring is in a compressed state in an initial state, the buffer spring acts between the front cover of the brake cylinder and the piston cylinder during disassembly to generate pressure; however, the buffer spring is in a compressed state in the process of disassembly and assembly, and the front cover of the brake cylinder is easy to damage operators after being ejected.

Therefore, a railway wagon brake cylinder maintenance tool is proposed to solve the above problems.

Disclosure of Invention

The utility model aims to solve the problems, and provides a railway wagon brake cylinder maintenance tool, which solves the problem that operators are easily damaged after a brake cylinder front cover is popped up due to the compression state of a buffer spring in the process of disassembly and assembly.

The utility model realizes the aim through the following technical scheme, and the railway wagon brake cylinder overhauling tool comprises: a positioning frame; the dismounting mechanism is arranged in the positioning frame, and the surface of the dismounting mechanism penetrates through the upper end of the positioning frame; the dismounting mechanism comprises a positioning assembly used for clamping the brake cylinder, the positioning assembly is fixedly connected to the inner wall of the positioning frame, the upper end of the positioning assembly is provided with a drawing assembly, and the drawing assembly is used for drawing a piston rod of the brake cylinder.

Preferably, the drawing assembly comprises a rotating block which is rotationally connected to the upper end of the positioning frame, the lower end of the rotating block is updated to the inside of the positioning frame and is fixedly connected with a threaded shaft, a connecting pipe is connected to the surface of the threaded shaft in a threaded manner, the lower end of the connecting pipe is fixedly connected with a drawing hook, the surface of the connecting pipe is slidably connected with a limiting plate, the limiting plate is fixedly connected to the inner wall of the positioning frame, the drawing hook is hooked on the telescopic end of the braking cylinder through drawing, the spring inside the braking cylinder can be prevented from being ejected to hurt personnel accidentally, and the threaded shaft can be driven to rotate when the rotating block rotates, at the moment, the drawing hook is prevented from being contacted with the telescopic end of the braking cylinder through a pin rod, and the drawing hook can be prevented from rotating under the action of the limiting plate, so that the connecting pipe can be driven to be pulled to move up and down when the threaded shaft acts.

Preferably, the locating component is including connecting in the locating piece of locating rack inner wall, the rectangular hole has been seted up to the lower extreme of locating piece, rectangular hole and the inside intercommunication of locating piece, the inner wall sliding connection of locating piece has two sliding plates, two the equal fixedly connected with articulated seat of opposite face of sliding plate, articulated seat's inboard articulates there is the V template, is close to each other at the inner wall of locating piece through two sliding plates, blocks the pipe portion of brake cylinder for the piston rod of brake cylinder can carry out telescopic movement, and the guarantee is when overhauling the installation, and the pipe portion of brake cylinder can not take place great removal.

Preferably, one side end of the positioning block is rotationally connected with a threaded rod and a guide rod, one ends of the threaded rod and the guide rod penetrate through the other side of the positioning block, the inner wall of the sliding plate is in threaded connection with the surface of the threaded rod, the two sliding plates are driven to be close to or far away from each other through the threaded rod when the sliding plate is subjected to rotary drawing, and meanwhile the guide rod plays a guide effect on the sliding plate.

Preferably, two opposite sides of the sliding plate are fixedly connected with elastic pieces, the other ends of the elastic pieces are fixedly connected with the surfaces of the adjacent V-shaped plates, when the piston rod is clamped, the two V-shaped plates can be kept in a relative state all the time through the elastic pieces, and the effect of automatic reset can be achieved after the piston rod is clamped.

Preferably, the drawing assembly further comprises a worm connected to the surface of the positioning frame in a rotating mode, the upper end of the rotating block is fixedly connected with a worm wheel, the worm wheel is connected with the worm in a meshed mode, an operator drives the rotating block to rotate synchronously through the worm wheel connected with the worm in a meshed mode through rotating the worm, and under the self-locking effect of the worm and the worm wheel, the braking cylinder can be prevented from propping against the rotating block to rotate reversely under the action of the spring.

The beneficial effects of the utility model are as follows:

1. through setting up drawing the subassembly, can draw the installation operation under drawing the effect of subassembly, exist because buffer spring is compression state for traditional device its decomposition and assembly process, brake cylinder protecgulum is popped out the back and easily damage operating personnel, the device has reached and has driven the worm wheel that is connected rather than the meshing through manual rotation worm and rotate along with it, simultaneously drive screw spindle synchronous rotation at the worm wheel through the turning block, when screw spindle rotates, the spacing effect of cooperation limiting plate, can be with the drawing of the connecting pipe drive lower extreme through with screw spindle threaded connection collude synchronous movement, thereby avoid drawing and collude the circumstances that draws the piston rod by the spring ejection, and then ensured operating personnel's safety.

2. Through setting up locating component, can be under locating component's effect, carry out location operation to the cylinder body of brake cylinder, the device has reached through manual rotation threaded rod, drives two sliding plates and is close to each other for the sliding plate drives the cylinder body that the brake cylinder was blocked to V template through articulated seat, thereby makes when the spring produced kinetic energy, avoids the cylinder body to be popped out by the spring, and then has ensured operating personnel's safety.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a cross-sectional view of the present utility model;

FIG. 3 is a schematic view of the connection of a rotating block to a threaded shaft according to the present utility model;

fig. 4 is a schematic view showing the position distribution of the guide rod and the threaded rod according to the present utility model.

In the figure: 1. a positioning frame; 2. a dismounting mechanism; 21. a drawing assembly; 211. a rotating block; 212. a threaded shaft; 213. a connecting pipe; 214. drawing a hook; 215. a worm wheel; 216. a worm; 217. a limiting plate; 22. a positioning assembly; 221. a positioning block; 222. a rectangular hole; 223. a sliding plate; 224. a threaded rod; 225. a guide rod; 226. a hinge base; 227. v-shaped plates; 228. and the elastic sheet.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, 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.

The specific implementation method comprises the following steps: as shown in fig. 1-4, a railway wagon brake cylinder service tool comprising: a positioning frame 1; the dismounting mechanism 2 is arranged in the positioning frame 1, and the surface of the dismounting mechanism 2 penetrates through the upper end of the positioning frame 1; the dismounting mechanism 2 comprises a positioning assembly 22 for clamping the brake cylinder, the positioning assembly 22 is fixedly connected to the inner wall of the positioning frame 1, a drawing assembly 21 is arranged at the upper end of the positioning assembly 22, and the drawing assembly 21 is used for drawing a piston rod of the brake cylinder;

as shown in fig. 1, fig. 2 and fig. 4, the drawing assembly 21 comprises a rotating block 211 rotatably connected to the upper end of the positioning frame 1, the lower end of the rotating block 211 is updated to the inside of the positioning frame 1 and is fixedly connected with a threaded shaft 212, the surface of the threaded shaft 212 is in threaded connection with a connecting pipe 213, the lower end of the connecting pipe 213 is fixedly connected with a drawing hook 214, the surface of the connecting pipe 213 is slidably connected with a limiting plate 217, the limiting plate 217 is fixedly connected to the inner wall of the positioning frame 1, the drawing assembly 21 further comprises a worm 216 rotatably connected to the surface of the positioning frame 1, the upper end of the rotating block 211 is fixedly connected with a worm wheel 215, the worm wheel 215 is in meshed connection with the worm 216, an operator rotates the worm 216 manually, so that the worm wheel 215 in meshed connection with the worm wheel 215 is driven to rotate, and simultaneously, the rotating block 211 is driven to synchronously rotate along with the threaded shaft 212, and when the threaded shaft 212 rotates, the threaded shaft 212 is driven to synchronously rotate, the connecting pipe 213 in threaded connection with the threaded shaft 213 is driven to act, and the lower end of the connecting pipe 213 is driven to synchronously move along with the limiting effect of the limiting plate 217;

as shown in fig. 1, fig. 2 and fig. 3, the positioning assembly 22 includes a positioning block 221 connected to the inner wall of the positioning frame 1, the lower end of the positioning block 221 is provided with a rectangular hole 222, the rectangular hole 222 is communicated with the inside of the positioning block 221, the inner wall of the positioning block 221 is slidably connected with two sliding plates 223, opposite faces of the two sliding plates 223 are fixedly connected with a hinge seat 226, the inner side of the hinge seat 226 is hinged with a V-shaped plate 227, one side end of the positioning block 221 is rotatably connected with a threaded rod 224 and a guide rod 225, one end of the threaded rod 224 and one end of the guide rod 225 penetrate through the other side of the positioning block 221, the inner wall of the sliding plate 223 is in threaded connection with the surface of the threaded rod 224, opposite sides of the two sliding plates 223 are fixedly connected with elastic plates 228, the other end of the elastic plates 228 are fixedly connected with the surface of the adjacent V-shaped plate 227, an operator firstly places a brake cylinder at the lower end of the positioning block 221, at this moment, and by manually rotating the threaded rod 224, the surface of the threaded rod 224 is provided with threads with opposite directions of the threads at two ends, the two sliding plates 223 are driven to be close to each other or far away from each other, and further the sliding plates 223 are driven to move to the slide plate 223 through the guide rod 225, which is kept to the slide cylinder body by the slide plate 223, and is kept to move by the slide plate 223, and the slide plate is kept to the slide rod by the slide rod, and is kept by the slide rod, and the slide rod is horizontally, and is kept by the slide rod is kept by the slide rod.

When the utility model is used, an operator puts the brake cylinder under the positioning block 221, the telescopic end of the brake cylinder passes through the rectangular hole 222, at the moment, the two sliding plates 223 in threaded connection with the two sliding plates are driven to be close to each other or to be far away from each other by manually rotating the threaded rod 224, the sliding plates 223 keep the trend of horizontal movement through the guide rods 225, the sliding plates 223 drive the V-shaped plates 227 to clamp the cylinder body of the brake cylinder through the hinging seat 226, at the moment, the drawing hook 214 is connected with the telescopic end of the brake cylinder through the pin shaft, the operator manually rotates the worm 216 to drive the worm wheel 215 in meshed connection with the worm wheel 215 to rotate along with the worm wheel 215, and simultaneously, the worm wheel 215 drives the threaded shaft 212 to synchronously rotate through the rotating block 211, and when the threaded shaft 212 rotates, the drawing hook 214 at the lower end is driven to synchronously move up and down through the connecting pipe 213 in threaded connection with the threaded shaft 212 in cooperation with the limiting effect of the limiting plate 217.

Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.

Claims

1. A railway wagon brake cylinder service tool, comprising:

a positioning frame (1);

the dismounting mechanism (2) is arranged in the positioning frame (1), and the surface of the dismounting mechanism (2) penetrates through the upper end of the positioning frame (1);

the dismounting mechanism (2) comprises a positioning assembly (22) used for clamping the brake cylinder, the positioning assembly (22) is fixedly connected to the inner wall of the positioning frame (1), a drawing assembly (21) is arranged at the upper end of the positioning assembly (22), and the drawing assembly (21) is used for drawing a piston rod of the brake cylinder.

2. A railway wagon brake cylinder service implement according to claim 1, wherein: the drawing assembly (21) comprises a rotating block (211) which is rotatably connected to the upper end of the positioning frame (1), the lower end of the rotating block (211) is updated to the inside of the positioning frame (1) and is fixedly connected with a threaded shaft (212), the surface of the threaded shaft (212) is in threaded connection with a connecting pipe (213), the lower end of the connecting pipe (213) is fixedly connected with a drawing hook (214), the surface of the connecting pipe (213) is in sliding connection with a limiting plate (217), and the limiting plate (217) is fixedly connected to the inner wall of the positioning frame (1).

3. A railway wagon brake cylinder service implement according to claim 1, wherein: the positioning assembly (22) comprises a positioning block (221) connected to the inner wall of the positioning frame (1), a rectangular hole (222) is formed in the lower end of the positioning block (221), the rectangular hole (222) is communicated with the inside of the positioning block (221), two sliding plates (223) are slidably connected to the inner wall of the positioning block (221), hinge bases (226) are fixedly connected to opposite faces of the two sliding plates (223), and V-shaped plates (227) are hinged to the inner sides of the hinge bases (226).

4. A railway wagon brake cylinder service implement according to claim 3, wherein: one side end of the positioning block (221) is rotationally connected with a threaded rod (224) and a guide rod (225), one ends of the threaded rod (224) and the guide rod (225) penetrate through the other side of the positioning block (221), and the inner wall of the sliding plate (223) is in threaded connection with the surface of the threaded rod (224).

5. A railway wagon brake cylinder service implement according to claim 3, wherein: the opposite sides of the two sliding plates (223) are fixedly connected with elastic pieces (228), and the other ends of the elastic pieces (228) are fixedly connected to the surfaces of the adjacent V-shaped plates (227).

6. A railway wagon brake cylinder service implement according to claim 2, wherein: the drawing assembly (21) further comprises a worm (216) rotatably connected to the surface of the positioning frame (1), the upper end of the rotating block (211) is fixedly connected with a worm wheel (215), and the worm wheel (215) is meshed with the worm (216).