CN219319635U

CN219319635U - Subway switch spare part installation moment of torsion check frock

Info

Publication number: CN219319635U
Application number: CN202320377009.9U
Authority: CN
Inventors: 罗东洲
Original assignee: Wuhan Yushen Mechanical Equipment Co ltd
Current assignee: Wuhan Yushen Mechanical Equipment Co ltd
Priority date: 2023-03-03
Filing date: 2023-03-03
Publication date: 2023-07-07
Anticipated expiration: 2033-03-03

Abstract

The utility model relates to the field of torque checking tools and discloses a torque checking tool for installing parts of a subway switch, which comprises a lower cover, wherein an upper cover is fixedly connected to the upper end face of the lower cover, a rotating column is arranged in the middle of the upper end of the upper cover and penetrates through the upper cover, a torsion spring is fixedly connected between the part of the rotating column positioned in the upper cover and the inner wall of the upper cover, a plurality of screw sleeves are fixedly arranged on the outer wall of the lower cover, clamping rods are connected to the inner sides of the screw sleeves, each clamping rod comprises a screw rod, each screw rod is sleeved with one screw sleeve, and one end of each screw rod extends into the lower cover and is fixedly connected with a clamping pad. According to the tool, whether the torque of the switch knob is qualified or not can be conveniently and rapidly judged, the tool is simple in structure, low in use cost and high in reliability, meanwhile, the plurality of rotating columns can be used for adjusting the extension length, and the tool can be conveniently adjusted to adapt to switch knobs of various different sizes and specifications and is wide in application range.

Description

Subway switch spare part installation moment of torsion check frock

Technical Field

The utility model relates to the field of torque checking tools, in particular to a subway switch part installation torque checking tool.

Background

The knob switch in the subway switch part is widely applied, and compared with the hard single-function operation of the key, the operation of the knob gives a better operation experience to people.

Therefore, the torque of the knob and the hand feeling test are more and more important, when the device is used, the torque range of the knob switch is very important, if the torque of the knob switch is large, the operation of operators can be influenced, when the torque of the knob switch is small, the feedback is not obvious enough during rotation, and meanwhile, the vibration during subway operation is easy to cause misoperation, so that the device is not safe enough. Therefore, a person skilled in the art provides a subway switch part installation torque checking tool to solve the problems in the background technology.

Disclosure of Invention

The utility model aims to solve the defects in the prior art, and provides a subway switch part installation torque checking tool which can conveniently and rapidly judge whether the torque of a switch knob is qualified or not when in use.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the subway switch part mounting torque checking tool comprises a lower cover, wherein an upper cover is fixedly connected to the upper end face of the lower cover, a rotating column is arranged in the middle of the upper end of the upper cover, and the rotating column penetrates through the upper cover;

a torsion spring is fixedly connected between the part of the rotating column positioned in the upper cover and the inner wall of the upper cover;

the outer wall of the lower cover is fixedly provided with a plurality of threaded sleeves, the inner sides of the threaded sleeves are connected with clamping rods, each clamping rod comprises a screw rod, the screw rods are sleeved with the threaded sleeves, and one end of each screw rod extends into the lower cover and is fixedly connected with a clamping pad;

through above-mentioned technical scheme, connect the switch knob that the lower cover is stable through the clamping lever, later twist and rotate the post and drive the torsional spring shrink, if do not rotate to corresponding scale scope, switch knob just is twisted, and then the moment of torsion of instruction switch is slightly, if surpass the scope, and then the instruction moment of torsion is great, and convenient to use is swift, judges fastly.

Further, a connector is fixedly arranged on the top surface of the lower cover, a clamping groove is formed in the connector, a clamping connector is fixedly connected to the lower end of the rotating column, and the clamping connector is rotationally connected with the clamping groove;

through above-mentioned technical scheme, the column of rotation can rotate steadily.

Further, the upper end face of the lower cover is provided with a matching chute, one side of the rotating column is fixedly connected with a protruding head, the lower end of the protruding head is rotatably connected with a sliding column, and the sliding column is in sliding connection with the matching chute;

through above-mentioned technical scheme, through setting up cooperation spout and slip post so that the rotation post when rotating to certain position, the cooperation spout can be spacing with the slip post to it is spacing with the rotation post, play the effect of prescribing a limit to moment of torsion.

Further, a pointer is fixedly arranged at the upper end of the rotating column, and scales are fixedly arranged at the position, close to the periphery of the rotating column, of the upper end face of the upper cover;

through above-mentioned technical scheme, be convenient for judge the switching torque and be the undersize or be partial big through pointer and the scale that sets up.

Further, a rubber sleeve is fixedly sleeved at the outer end of the rotating column;

through the technical scheme, the rubber sleeve is rough in surface, friction force can be enhanced, and the rubber sleeve is convenient for hand rotation.

Further, the outer ends of the plurality of screw rods are fixedly connected with screwing heads;

through above-mentioned technical scheme, set up to twist and move the head and be convenient for rotate the screw rod.

Further, the plurality of clamping pads are all made of rubber;

through the technical scheme, the clamping pad made of rubber is soft in texture and rough in surface, so that the clamping switch part is convenient to stabilize, and the switch part is not easy to scrape.

Further, the lower cover and the upper cover are both made of aluminum alloy;

through above-mentioned technical scheme, lower cover and upper cover that aluminum alloy was made intensity is high, long service life.

The utility model has the following beneficial effects:

1. according to the subway switch part installation torque checking tool, the upper cover, the lower cover, the rotating column, the torsion spring and the clamping rod are arranged, when the subway switch part installation torque checking tool is used, the lower cover can be connected with the switch knob which is stable through the clamping rod, then the rotating column is screwed to drive the torsion spring to shrink, if the switch knob is not rotated to a corresponding scale range, the switch knob is screwed, the torque of the switch is smaller, if the switch knob is out of range, the torque is larger, the subway switch part installation torque checking tool is convenient and quick to use, the judging speed is high, the structure of the subway switch part installation torque checking tool is simple, the use cost is low, and the reliability is high.

2. According to the subway switch part installation torque checking tool, the plurality of rotating columns are arranged, so that the lower cover and the switch knob are stably connected, meanwhile, the plurality of rotating columns can be used for adjusting the extension length, and the subway switch part installation torque checking tool can be adapted to switch knobs of various different sizes, is convenient to adjust and is wide in application range.

Drawings

Fig. 1 is a schematic diagram of a three-dimensional structure of a subway switch part installation torque checking tool provided by the utility model;

fig. 2 is a top view of the subway switch part installation torque checking tool provided by the utility model;

fig. 3 is a schematic diagram of the bottom structure of the subway switch part installation torque checking tool provided by the utility model;

fig. 4 is a schematic diagram of the internal structure of the upper cover of the subway switch component mounting torque checking tool provided by the utility model;

FIG. 5 is an enlarged view of FIG. 4 at A;

fig. 6 is a schematic diagram of a connection structure of a rotating column of the subway switch part installation torque checking tool.

Legend description:

1. a lower cover; 2. an upper cover; 3. rotating the column; 4. a screw sleeve; 5. a clamping rod; 6. a rubber sleeve; 7. a pointer; 8. a scale; 9. a screw; 10. twisting the head; 11. a clamping pad; 12. a connector; 13. a torsion spring; 14. a protruding head; 15. a sliding column; 16. matching with the sliding groove; 17. a clamping joint; 18. and a clamping groove.

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.

Referring to fig. 1-6, one embodiment provided by the present utility model is: the utility model provides a subway switch spare part installation moment of torsion check frock, includes lower cover 1, and the up end fixedly connected with upper cover 2 of lower cover 1, the upper end middle part department of upper cover 2 is provided with rotation post 3, and rotation post 3 runs through upper cover 2.

A torsion spring 13 is fixedly connected between the part of the rotating column 3 positioned inside the upper cover 2 and the inner wall of the upper cover 2.

The outer wall of the lower cover 1 is fixedly provided with a plurality of threaded sleeves 4, the inner sides of the threaded sleeves 4 are respectively connected with a clamping rod 5, each clamping rod 5 comprises a screw rod 9, each screw rod 9 is sleeved with the corresponding threaded sleeve 4, and one end of each screw rod 9 extends into the lower cover 1 and is fixedly connected with a clamping pad 11.

The fixed connector 12 that is provided with in lower cover 1 top surface, the joint groove 18 has been seted up to the inside of connector 12, the lower extreme fixedly connected with joint 17 of spliced pole 3, joint 17 rotates with joint groove 18 to be connected, the spliced pole 3 can steadily rotate, cooperation spout 16 has been seted up to the up end of lower cover 1, one side fixedly connected with protrusion head 14 of spliced pole 3, the lower extreme rotation of protrusion head 14 is connected with sliding column 15, sliding column 15 and cooperation spout 16 sliding connection, make the spliced pole 3 when rotating to certain position through setting up cooperation spout 16 and sliding column 15, cooperation spout 16 can be spacing sliding column 15, thereby with spliced pole 3 spacing, play the effect of inject the moment of torsion, the upper end fixed pointer 7 that is provided with of spliced pole 3, the up end of upper cover 2 is close to the peripheral department fixed scale 8 of spliced pole 3, it is little or bigger to be convenient for judge the moment of torsion through pointer 7 and scale 8 that sets up, the outer end fixed cover of spliced pole 3 is equipped with rubber sleeve 6, the surface roughness of rubber sleeve 6, can strengthen frictional force, be convenient for rotate, be convenient for, the outer end fixed connection of a plurality of 9 has a plurality of screw heads 10 to twist down is the aluminium alloy, the high-quality alloy is difficult to make the high-temperature and is formed by the high-stability alloy, the high-durability and high-quality aluminium alloy part is formed by the clamping pad 11, the manufacturing and the high-quality and the high-durability and the manufacturing.

Working principle: when the rotary column 3 rotates, if the rotary column 3 does not rotate to the range of the corresponding scale 8, the switch knob is screwed, the torque of the switch is indicated to be smaller, and if the rotary column exceeds the range, the torque is indicated to be larger.

Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.

Claims

1. Subway switch spare part installation moment of torsion check frock, including lower cover (1), its characterized in that: an upper cover (2) is fixedly connected to the upper end face of the lower cover (1), a rotating column (3) is arranged in the middle of the upper end of the upper cover (2), and the rotating column (3) penetrates through the upper cover (2);

a torsion spring (13) is fixedly connected between the part of the rotating column (3) positioned in the upper cover (2) and the inner wall of the upper cover (2);

the outer wall of lower cover (1) is fixed and is provided with a plurality of swivel nut (4), and is a plurality of the inboard of swivel nut (4) all is connected with clamping lever (5), clamping lever (5) are including screw rod (9), screw rod (9) cup joint with swivel nut (4), the one end of screw rod (9) stretches into lower cover (1) and fixedly connected with clamping pad (11).

2. The subway switch component mounting torque checking tool according to claim 1, wherein: the upper cover (1) top surface is fixed and is provided with connector (12), joint groove (18) have been seted up to the inside of connector (12), the lower extreme fixedly connected with joint (17) of spliced pole (3), joint (17) are connected with joint groove (18) rotation.

3. The subway switch component mounting torque checking tool according to claim 1, wherein: the upper end face of the lower cover (1) is provided with a matching sliding groove (16), one side of the rotating column (3) is fixedly connected with a protruding head (14), the lower end of the protruding head (14) is rotatably connected with a sliding column (15), and the sliding column (15) is in sliding connection with the matching sliding groove (16).

4. The subway switch component mounting torque checking tool according to claim 1, wherein: the upper end of the rotating column (3) is fixedly provided with a pointer (7), and the upper end face of the upper cover (2) is fixedly provided with a scale (8) near the periphery of the rotating column (3).

5. The subway switch component mounting torque checking tool according to claim 1, wherein: the outer end of the rotating column (3) is fixedly sleeved with a rubber sleeve (6).

6. The subway switch component mounting torque checking tool according to claim 1, wherein: the outer ends of the plurality of screw rods (9) are fixedly connected with screwing heads (10).

7. The subway switch component mounting torque checking tool according to claim 1, wherein: the plurality of clamping pads (11) are made of rubber.

8. The subway switch component mounting torque checking tool according to claim 1, wherein: the lower cover (1) and the upper cover (2) are made of aluminum alloy.