CN212110598U

CN212110598U - Train braking device based on pressure measurement sensor

Info

Publication number: CN212110598U
Application number: CN202021277277.6U
Authority: CN
Inventors: 常嘉隆
Original assignee: Henan Wanguo Technology Share Co ltd
Current assignee: Henan Wanguo Technology Share Co ltd
Priority date: 2020-07-03
Filing date: 2020-07-03
Publication date: 2020-12-08
Anticipated expiration: 2030-07-03

Abstract

The utility model discloses a train arresting gear based on pressure measurement sensor, including arresting gear main part and protective cover, the both ends upper surface of arresting gear main part is equallyd divide and is do not connected with locating lever and threaded rod, wherein the bottom of locating lever is connected with the last fixed surface of arresting gear main part, the bottom of threaded rod is rotated with the upper surface of arresting gear main part and is connected, locating hole and screw hole have been seted up respectively to the one end of protective cover. During testing, a vehicle passes above the brake device main body, wheels press the pressure table downwards, the wireless pressure sensor detects brake pressure, and the maximum brake force, namely full-load brake force, can be calculated according to the proportional relation between the brake pressure and the brake force by only loading the vehicle until the brake pressure meets the requirement and measuring the brake force according to the principle that the brake pressure is proportional to the brake force; through the design of the rotary movement of the protective cover, the protective cover can be conveniently rotated to cover and be conveniently rotated to open on the braking device main body.

Description

Train braking device based on pressure measurement sensor

Technical Field

The utility model relates to a vehicle braking detects technical field, especially relates to a train arresting gear based on pressure measurement sensor.

Background

When traditional train arresting gear was examined braking performance, need to be examined the axle and load to full load state and just can detect out the full load brake force of vehicle, danger is great, and arresting gear's protective cover need connect through outside bolt, has the problem that the dismouting is wasted time and energy.

SUMMERY OF THE UTILITY MODEL

Objects of the invention

For the technical problem who exists among the solution background art, the utility model provides a train arresting gear based on pressure measurement sensor.

(II) technical scheme

The utility model provides a train arresting gear based on pressure measurement sensor, including arresting gear main part and protective cover, the both ends upper surface of arresting gear main part is equallyd divide and is do not connected with locating lever and threaded rod, wherein the bottom of locating lever is connected with the last fixed surface of arresting gear main part, the bottom of threaded rod is rotated with the upper surface of arresting gear main part and is connected, locating hole and screw hole have been seted up respectively to the one end of protective cover, the locating hole cup joints with the locating lever activity, the screw hole closes with threaded rod screw thread soon and is connected.

Preferably, the outer fixed surface of one end of protective cover is connected with the stopper, the upper surface of arresting gear main part is located the fixed fastener of one side fixedly connected with of protective cover, the one end of fixed fastener is run through and is seted up with stopper assorted perforation.

Preferably, the upper surface of the fixing clamp is internally provided with a limiting rod penetrating groove above the through hole, the limiting rod is elastically sleeved in the limiting rod penetrating groove, the bottom end of the limiting rod is fixedly connected with a clamping block, and the limiting block penetrates through the upper surface and the lower surface and is provided with a limiting hole matched with the clamping block.

Preferably, the outer surface of the limiting rod is sleeved with a limiting spring, one end of the limiting spring is fixedly connected with the outer surface of the limiting rod, and the other end of the limiting spring is fixedly connected with the inner wall of the limiting rod through groove.

Preferably, the upper surface of the braking device main body is rotatably connected with a plurality of rollers, a pressure table is elastically connected between two adjacent rollers inside the braking device main body, and a wireless pressure sensor is fixedly connected below the pressure table inside the braking device main body.

Preferably, the lower surfaces of the two ends of the pressure table are provided with guide grooves, the surface of the bottom of the inner side of the braking device main body is fixedly connected with a guide shaft matched with the guide grooves, and the outer surface of the guide shaft is sleeved with a damping spring.

Preferably, the pressure platform has movable chambers at both ends, the movable chamber has a limit slide block movably connected inside, and the inner wall of the braking device main body is provided with a limit slide groove matched with the bottom end of the limit slide block.

Preferably, the top end of the movable cavity is fixedly connected with a threaded pushing shaft, the outer surface of the threaded pushing shaft is connected with a threaded sleeve in a threaded manner, and one end of the threaded sleeve is rotatably connected to the outer surface of the pressure table.

Compared with the prior art, the beneficial effects of the utility model are that: during testing, a vehicle passes above the brake device main body, wheels press the pressure table downwards, the wireless pressure sensor detects brake pressure, and the maximum brake force, namely full-load brake force, can be calculated according to the proportional relation between the brake pressure and the brake force by only loading the vehicle until the brake pressure meets the requirement and measuring the brake force according to the principle that the brake pressure is proportional to the brake force; the protective cover is designed to rotate and move, so that the protective cover can be conveniently rotated and covered and rotated and opened on the main body of the braking device; through the design of stopper and fixed fastener, be convenient for carry on spacingly to the protective cover.

Drawings

Fig. 1 is a top view of the protective cover of the present invention rotated open;

fig. 2 is a top view of the protective cover of the present invention rotated closed;

fig. 3 is a main view direction connecting section view of the protective cover and the braking device main body of the present invention;

fig. 4 is a cross-sectional view of the fixing clip of the present invention;

FIG. 5 is a side view of the pressure table and the brake device body of the present invention;

fig. 6 is an enlarged schematic view of a portion a in fig. 5 according to the present invention.

In the figure: the device comprises a brake device main body 1, a roller 2, a pressure table 3, a protective cover 4, a positioning rod 5, a threaded rod 6, a positioning hole 7, a limiting block 8, a fixing clamping piece 9, a wireless pressure sensor 10, a limiting rod 11, a threaded hole 12, a perforation 13, a clamping block 14, a limiting rod penetration groove 15, a limiting spring 16, a guide shaft 17, a guide groove 18, a damping spring 19, a limiting sliding block 20, a limiting sliding groove 21, a movable cavity 22, a thread push shaft 23 and a thread sleeve 24.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

As shown in fig. 1-6, the utility model provides a train arresting gear based on pressure measurement sensor, including arresting gear main part 1 and protective cover 4, the both ends upper surface of arresting gear main part 1 is equallyd divide and is do not connected with locating lever 5 and threaded rod 6, wherein the bottom of locating lever 5 is connected with the last fixed surface of arresting gear main part 1, and the bottom of threaded rod 6 is connected with the last rotate surface of arresting gear main part 1, and locating hole 7 and screw hole 12 have been seted up respectively to the one end of protective cover 4, and locating hole 7 cup joints with the activity of locating lever 5, and screw hole 12 closes with 6 screw threads of threaded rod soon and is connected.

In an optional embodiment, a limiting block 8 is fixedly connected to an outer surface of one end of the protective cover 4, a fixing clip 9 is fixedly connected to one side of the protective cover 4 on the upper surface of the braking device main body 1, and a through hole 13 matched with the limiting block 8 is formed through one end of the fixing clip 9.

In an optional embodiment, the upper surface of the fixing clip 9 is provided with a limiting rod through groove 15 above the through hole 13, the limiting rod through groove 15 is elastically sleeved with a limiting rod 11, the bottom end of the limiting rod 11 is fixedly connected with a clamping block 14, and the limiting block 8 penetrates through the upper surface and the lower surface and is provided with a limiting hole matched with the clamping block 14.

In an alternative embodiment, a limiting spring 16 is sleeved on the outer surface of the limiting rod 11, one end of the limiting spring 16 is fixedly connected with the outer surface of the limiting rod 11, and the other end of the limiting spring 16 is fixedly connected with the inner wall of the limiting rod through groove 15.

In an alternative embodiment, a plurality of rollers 2 are rotatably connected to the upper surface of the braking device body 1, a pressure table 3 is elastically connected to the interior of the braking device body 1 between two adjacent rollers 2, and a wireless pressure sensor 10 is fixedly connected to the interior of the braking device body 1 below the pressure table 3.

In an optional embodiment, the lower surfaces of both ends of the pressure table 3 are respectively provided with a guide groove 18, the bottom surface of the inner side of the braking device main body 1 is fixedly connected with a guide shaft 17 matched with the guide groove 18, and the outer surface of the guide shaft 17 is sleeved with a damping spring 19.

In an optional embodiment, the two ends of the pressure table 3 are both provided with a movable cavity 22, the movable cavity 22 is movably connected with a limiting slide block 20, and the inner wall of the braking device main body 1 is provided with a limiting slide groove 21 matched with the bottom end of the limiting slide block 20.

In an alternative embodiment, a threaded pushing shaft 23 is fixedly connected to the top end of the movable cavity 22, a threaded sleeve 24 is threadedly and threadedly connected to the outer surface of the threaded pushing shaft 23, and one end of the threaded sleeve 24 is rotatably connected to the outer surface of the pressure table 3.

The utility model discloses well wireless pressure sensor 10's model is PY 2114.

The working principle is as follows: when the traditional train braking device is used for detecting the braking performance, the full-load braking force of a vehicle can be detected only by loading a detected shaft to the full-load state, the danger is high, and a protective cover of the braking device needs to be connected through an external bolt, so that the problems of time and labor consumption in assembly and disassembly exist;

when the protective cover 4 is disassembled and assembled, the protective cover 4 can be driven to rotate only by rotating the threaded rod 6, when the protective cover 4 rotates to the upper part of the roller 2, the protective cover 4 is closed for protection, and when the protective cover 4 rotates to the outer side of the braking device main body 1, the protective cover 4 is opened for convenient detection; when the threaded rod 6 is rotated, the protective cover 4 is driven to move upwards through the threaded screwing connection between the threaded rod 6 and the threaded hole 12, when the positioning rod 5 is disengaged from the positioning hole 7, the protective cover 4 is driven to rotate horizontally until the limiting block 8 rotates into the through hole 13, and the clamping block 14 is clamped in the limiting hole of the limiting block 8 under the action of the elastic thrust of the limiting spring 16, so that the protective cover 4 is limited, and at the moment, the protective cover 4 is in an open state, and the braking force detection can be normally carried out; when the drum is closed, the clamping block 14 is firstly upwards drawn out of the limiting hole, then the threaded rod 6 is reversely rotated to drive the positioning hole 7 to rotate to a position right above the positioning rod 5, then the protective cover 4 is stabilized, the threaded rod 6 is continuously rotated to enable the protective cover 4 to move downwards until the positioning hole 7 is clamped with the positioning rod 5 again, and therefore the protective cover 4 covers the upper part of the drum 2 to carry out closed protection;

when the wheel is pressing pressure platform 3, damping spring 19 provides ascending elastic buffer, reduces the impact force that pressure platform 3 received, meanwhile, can carry out the dismouting to pressure platform 3, only need rotate thread bush 24, through with the screw thread screw-in between the screw thread push shaft 23 be connected and drive spacing slider 20 and take in movable cavity 22, the bottom of spacing slider 20 is deviate from in spacing spout 21 this moment, then can take out pressure platform 3 from the inside of arresting gear main part 1.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a train arresting gear based on pressure measurement sensor, includes arresting gear main part (1) and protective cover (4), its characterized in that, the both ends upper surface of arresting gear main part (1) is equallyd divide and do not is connected with locating lever (5) and threaded rod (6), wherein the bottom of locating lever (5) is connected with the last fixed surface of arresting gear main part (1), the bottom of threaded rod (6) is connected with the upper surface rotation of arresting gear main part (1), locating hole (7) and screw hole (12) have been seted up respectively to the one end of protective cover (4), locating hole (7) cup joint with locating lever (5) activity, screw hole (12) close with threaded rod (6) screw thread soon and are connected.

2. The train braking device based on the pressure measuring sensor as claimed in claim 1, wherein a limiting block (8) is fixedly connected to an outer surface of one end of the protecting cover (4), a fixing clip (9) is fixedly connected to one side of the protecting cover (4) on the upper surface of the braking device main body (1), and a through hole (13) matched with the limiting block (8) is formed through one end of the fixing clip (9).

3. The train braking device based on the pressure measurement sensor as claimed in claim 2, wherein a limiting rod through groove (15) is formed in the inner portion of the upper surface of the fixing clamp (9) and above the through hole (13), a limiting rod (11) is elastically sleeved in the limiting rod through groove (15), a clamping block (14) is fixedly connected to the bottom end of the limiting rod (11), and a limiting hole matched with the clamping block (14) is formed in the limiting block (8) through the upper and lower surfaces.

4. The train braking device based on the pressure measurement sensor is characterized in that a limiting spring (16) is sleeved on the outer surface of the limiting rod (11), one end of the limiting spring (16) is fixedly connected with the outer surface of the limiting rod (11), and the other end of the limiting spring (16) is fixedly connected with the inner wall of the limiting rod through groove (15).

5. The train braking device based on the pressure measuring sensor is characterized in that a plurality of rollers (2) are rotatably connected to the upper surface of the braking device body (1), a pressure table (3) is elastically connected between two adjacent rollers (2) inside the braking device body (1), and a wireless pressure sensor (10) is fixedly connected below the pressure table (3) inside the braking device body (1).

6. The train braking device based on the pressure measuring sensor is characterized in that guide grooves (18) are formed in the lower surfaces of the two ends of the pressure platform (3), a guide shaft (17) matched with the guide grooves (18) is fixedly connected to the surface of the bottom of the inner side of the braking device main body (1), and a damping spring (19) is sleeved on the outer surface of the guide shaft (17).

7. The train braking device based on the pressure measuring sensor is characterized in that two ends of the pressure table (3) are respectively provided with a movable cavity (22), a limiting sliding block (20) is movably connected inside the movable cavity (22), and the inner wall of the braking device main body (1) is provided with a limiting sliding groove (21) matched with the bottom end of the limiting sliding block (20).

8. The train braking device based on the pressure measuring sensor is characterized in that a threaded push shaft (23) is fixedly connected to the top end of the movable cavity (22), a threaded sleeve (24) is connected to the outer surface of the threaded push shaft (23) in a threaded manner, and one end of the threaded sleeve (24) is rotatably connected to the outer surface of the pressure table (3).