CN219531915U

CN219531915U - Callipers for mine tunnel track laying

Info

Publication number: CN219531915U
Application number: CN202320529330.4U
Authority: CN
Inventors: 刘博文; 冯博; 邸广强
Original assignee: Shaanxi Coal Mining Hancheng Mining Co Ltd
Current assignee: Shaanxi Coal Mining Hancheng Mining Co Ltd
Priority date: 2023-03-17
Filing date: 2023-03-17
Publication date: 2023-08-15
Anticipated expiration: 2033-03-17

Abstract

The utility model discloses a caliper for mine roadway track laying, belongs to the technical field of roadway track laying, and solves the technical problems of poor measurement precision and low efficiency caused by the fact that track pitches are measured by various tools such as a tape, a steel tape, a level gauge and the like. The caliper comprises a track caliper body and is characterized in that: the rail caliper comprises a square ruler pipe, wherein a sliding component is arranged in the center of the square ruler pipe, and the sliding component is used for synchronously stretching and retracting two ruler plates; the outer ends of the two ruler plates respectively extend out of the square ruler pipe, two vertical clamping plates are arranged at the bottoms of the outer ends of the two ruler plates, the distance between the two vertical clamping plates on the same side is equal to the width of a track, and the two vertical clamping plates on the same side are used for limiting the corresponding ruler plates; the scale plate is characterized in that scale marks are arranged on the upper surface of one scale plate along the sliding direction of the scale plate, and the initial scale of each scale mark is the distance between two vertical clamping plates on the inner side when the two scale plates are nearest.

Description

Callipers for mine tunnel track laying

Technical Field

The utility model belongs to the technical field of roadway track laying, and particularly relates to a caliper for mine roadway track laying.

Background

Because the underground construction condition is complicated, the standard can not be mastered well during the track installation of the roadway, and the track laying quality of the roadway is directly related to the underground transportation safety.

For a long time, the track space of the underground roadway is generally measured by various tools such as a tape, a steel tape and a level meter, under the condition of irregular use, the measurement accuracy is poor easily, and the various tools are inconvenient to operate, so that the measurement efficiency is low, and the track laying efficiency is influenced.

Disclosure of Invention

The utility model aims to provide a caliper for mine roadway track laying, which aims to solve the technical problems of poor measurement precision and low efficiency easily caused when track spacing is measured by various tools such as a tape, a steel tape, a level gauge and the like.

The utility model adopts the following technical scheme: the caliper for laying the mine roadway track comprises a track caliper, wherein the track caliper is used for measuring the distance between tracks;

the track caliper comprises a square ruler pipe, wherein a sliding assembly is arranged in the center of the square ruler pipe, two ends of the sliding assembly are hinged with ruler plates which are in sliding connection with the inner wall of the square ruler pipe, and the sliding assembly is used for synchronously stretching and retracting the two ruler plates;

the outer ends of the two ruler plates respectively extend out of the square ruler pipe, two vertical clamping plates are arranged at the bottoms of the outer ends of the two ruler plates, the distance between the two vertical clamping plates on the same side is equal to the width of a track, and the two vertical clamping plates on the same side are used for limiting the corresponding ruler plates;

the scale comprises a square ruler pipe and is characterized in that one of the upper surfaces of the ruler plates is provided with scale marks along the sliding direction of the ruler plates, the initial scale of each scale mark is the distance between two vertical clamping plates at the inner side when the two ruler plates are nearest, and the scale value at the intersection of each scale mark and the square ruler pipe is the interval of a track.

Further, the sliding assembly comprises a rotating wheel, the center of the rotating wheel is penetrated and provided with a mounting shaft, two ends of the mounting shaft are respectively rotatably mounted on the upper inner wall and the lower inner wall of the square ruler tube, two ends of the rotating wheel are hinged with connecting rods, and the other ends of the two connecting rods are respectively hinged with the similar ruler plates.

Further, limiting blocks are arranged on the front side wall and the rear side wall of the inner end of each ruler plate, limiting grooves matched with the limiting blocks are formed in the inner wall of each square ruler pipe, and a plurality of limiting blocks are slidably arranged in the corresponding limiting grooves respectively.

Further, a roller is arranged between the two vertical clamping plates on the same side.

Further, a handle is arranged on the square ruler tube.

The beneficial effects of the utility model are as follows: the ruler board is clamped on the track through the vertical clamping plates, errors caused by the use of non-standard measuring precision are avoided, the idler wheels are arranged between the two vertical clamping plates on the same side, and when other positions of the track are required to be measured, the whole ruler is pushed to the position only through the handle, so that the operation of clamping the ruler body is reduced, and the measuring efficiency is improved.

Drawings

FIG. 1 is a schematic view of the installation of the present utility model;

FIG. 2 is a schematic view of the track caliper of the present utility model;

FIG. 3 is a schematic view of the wheel assembly of the present utility model.

Wherein: 1. a track; 2. track callipers; 201. square ruler tube; 202. a rotating wheel; 203. a connecting rod; 204. a ruler plate; 205. a vertical clamping plate; 206. a limiting block; 207. a limit groove; 208. scale marks; 209. a roller; 210. a handle; 211. and (5) mounting a shaft.

Detailed Description

In the description of the present utility model, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Referring to fig. 1 to 3, a calliper for mine roadway track laying comprises a track calliper 2, wherein the track calliper 2 is used for measuring the distance between tracks 1;

the track caliper 2 comprises a square ruler pipe 201, a sliding component is arranged in the center of the square ruler pipe 201, two ends of the sliding component are hinged with ruler plates 204 which are in sliding connection with the inner wall of the square ruler pipe 201, the sliding component is used for synchronously stretching the two ruler plates 204, so that the stretching lengths of the two ruler plates 204 are equal, and meanwhile, the sliding component can be used for conveniently folding and unfolding the ruler plates 204;

the outer ends of the two ruler plates 204 respectively extend out of the square ruler pipe 201, two vertical clamping plates 205 are arranged at the bottoms of the outer ends of the two ruler plates 204, the distance between the two vertical clamping plates 205 on the same side is equal to the width of the track 1, and the two vertical clamping plates 205 on the same side are used for limiting the corresponding ruler plates 204 so as to prevent the ruler plates 204 from shaking on the track 1, thereby generating errors;

the upper surface of one ruler plate 204 is provided with scale marks 208 along the sliding direction of the ruler plate 204, the initial scale of the scale marks 208 is the distance between the two vertical clamping plates 205 at the inner side when the two ruler plates 204 are nearest, and the scale value at the intersection of the scale marks 208 and the square ruler tube 201 is the distance of the track 1.

The caliper is integrally placed on the track 1, so that two vertical clamping plates 205 on the same side are positioned on two sides of the corresponding track 1, and the scale value at the intersection of the scale line 208 and the square ruler pipe 201 is the distance between the tracks 1.

The ruler plate 204 is clamped on the track 1 through the arranged vertical clamping plates 205, errors caused by non-standard use to measurement accuracy are avoided, the idler wheels 209 are arranged between the two vertical clamping plates 205 on the same side, and when other positions of the track 1 are required to be measured, the whole ruler is pushed to the position only through the handle 210, so that the operation of clamping the ruler body is reduced, and the measurement efficiency is improved.

The sliding assembly comprises a rotating wheel 202, a mounting shaft 211 is arranged in the center of the rotating wheel 202 in a penetrating mode, the mounting shaft 211 is used for mounting the rotating wheel 202, two ends of the mounting shaft 211 are respectively rotatably mounted on the upper inner wall and the lower inner wall of the square ruler pipe 201, two ends of the rotating wheel 202 are hinged with connecting rods 203, the other ends of the two connecting rods 203 are respectively hinged with similar ruler plates 204, and when the ruler plates 204 slide, the rotating wheel 202 is driven to rotate through the connecting rods 203, so that the lengths of the two ruler plates 204 extending out of the square ruler pipe 201 are equal.

Limiting blocks 206 are arranged on the front side wall and the rear side wall of the inner ends of the two ruler plates 204, limiting grooves 207 matched with the limiting blocks 206 are formed in the inner wall of the square ruler pipe 201, a plurality of limiting blocks 206 are respectively and slidably arranged in the corresponding limiting grooves 207, and the limiting blocks 206 are matched with the limiting grooves 207 so that the ruler plates 204 cannot slide out of the square ruler pipe 201.

Be equipped with gyro wheel 209 between two vertical cardboard 205 of homonymy, gyro wheel 209 is convenient for slide on track 1 wholly by the slide caliper rule, when not using, need not take off the caliper rule wholly, when measuring in the next position, only need promote the caliper rule wholly to this position, reduced the holistic time of clamping the caliper rule, improved measurement of efficiency.

The square ruler pipe 201 is provided with a handle 210, and the handle 210 is convenient for carrying the whole caliper.

The working principle of the utility model is as follows: when the distance between the rails 1 is required to be measured, the caliper is integrally placed on the rails 1, and the ruler plate 204 is pulled or pushed, so that the two vertical clamping plates 205 on the same side are positioned on two sides of the corresponding rails 1, and the scale value at the intersection of the scale line 208 and the square ruler pipe 201 is the distance between the rails 1;

when other positions need to be measured, the whole calliper is pushed to the position, in the whole moving process of the calliper, if the distance between the tracks 1 is changed, the two ruler plates 204 slide relatively under the cooperation of the connecting rod 203 and the rotating wheel 202, the length of the ruler plates 204 extending out of the square ruler pipe 201 is changed, and then the scale value at the intersection of the scale line 208 and the square ruler pipe 201 is the distance between the tracks 1.

According to the utility model, the ruler plate 204 is clamped on the track 1 through the arranged vertical clamping plates 205, so that errors of measurement accuracy caused by non-standard use are avoided, the roller 209 is arranged between the two vertical clamping plates 205 on the same side, and when other positions of the track 1 need to be measured, the whole ruler is pushed to the position only through the handle 210, so that the operation of clamping the ruler body is reduced, and the measurement efficiency is improved.

The foregoing description of the preferred embodiments of the utility model is not intended to limit the utility model to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and scope of the utility model are intended to be included within the scope of the utility model.

Claims

1. The caliper for paving the mine roadway track is characterized by comprising a track caliper (2), wherein the track caliper (2) is used for measuring the distance between tracks (1);

the track caliper (2) comprises a square ruler pipe (201), a sliding component is arranged in the center of the square ruler pipe (201), two ends of the sliding component are hinged with ruler plates (204) which are in sliding connection with the inner wall of the square ruler pipe (201), and the sliding component is used for synchronously stretching and retracting the two ruler plates (204);

the outer ends of the two ruler plates (204) respectively extend out of the square ruler tube (201), two vertical clamping plates (205) are arranged at the bottoms of the outer ends of the two ruler plates (204), the distance between the two vertical clamping plates (205) on the same side is equal to the width of the track (1), and the two vertical clamping plates (205) on the same side are used for limiting the corresponding ruler plates (204);

the upper surface of one ruler plate (204) is provided with scale marks (208) along the sliding direction of the ruler plate (204), the initial scale of each scale mark (208) is the distance between two vertical clamping plates (205) on the inner side when two ruler plates (204) are nearest, and the scale value at the intersection of each scale mark (208) and a square ruler tube (201) is the distance between tracks (1).

2. The caliper for mine roadway track laying according to claim 1, wherein the sliding assembly comprises a rotating wheel (202), a mounting shaft (211) penetrates through the center of the rotating wheel (202), two ends of the mounting shaft (211) are rotatably mounted on the upper inner wall and the lower inner wall of a square ruler pipe (201) respectively, two ends of the rotating wheel (202) are hinged with connecting rods (203), and the other ends of the two connecting rods (203) are hinged with similar ruler plates (204) respectively.

3. The caliper for mine roadway track laying as claimed in claim 2, wherein limiting blocks (206) are respectively arranged on front and rear side walls of inner ends of the two ruler plates (204), limiting grooves (207) matched with the limiting blocks (206) are formed in the inner wall of the square ruler pipe (201), and a plurality of limiting blocks (206) are respectively slidably arranged in the corresponding limiting grooves (207).

4. A calliper for mine tunnel track laying according to claim 1, wherein a roller (209) is provided between two vertical clamping plates (205) on the same side.

5. A calliper for mine tunnel track laying as claimed in claim 2 or 3, wherein the square ruler pipe (201) is provided with a handle (210).