CN212716702U

CN212716702U - Coal mine tunneling and supporting device

Info

Publication number: CN212716702U
Application number: CN202021568940.8U
Authority: CN
Inventors: 郭省; 张彦斌
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-08-02
Filing date: 2020-08-02
Publication date: 2021-03-16
Anticipated expiration: 2030-08-02

Abstract

The utility model provides a colliery tunnelling supporting device. The coal mine tunneling support device comprises two support columns; the connecting plate is arranged between the two support columns, and the outer walls of the two sides of the connecting plate are respectively fixedly connected with the outer walls of the two support columns; the fixing block is fixedly arranged at the bottom of the connecting plate; the first groove is formed in the bottom of the connecting plate; the two second grooves are respectively formed in the inner walls of the two sides of the first groove; and the two fixing plates are fixedly arranged on the inner walls of the two second grooves respectively. The utility model provides a colliery tunnelling supporting device has convenient to use, stability high, the better advantage of protecting effect.

Description

Coal mine tunneling and supporting device

Technical Field

The utility model relates to a coal mine excavation technical field especially relates to a coal mine tunnelling supporting device.

Background

Coal mines are areas where humans mine coal resources in coal-rich mining areas, and are generally divided into underground coal mines and opencast coal mines, and when a coal seam is far from the ground surface, coal mining is generally selected to dig a roadway underground, which is the underground coal mine, and when the coal seam is close to the ground surface, coal mining is generally selected to directly strip a surface soil layer, which is the opencast coal mine.

Through retrieval, the existing coal mine tunneling support device comprises two support columns, the lower ends of the support columns are fixedly connected with a plurality of moving mechanisms, the supporting column is provided with a lifting mechanism, the upper ends of the two lifting mechanisms are fixedly connected with the same top plate, the upper end of the top plate is fixedly connected with a plurality of arc-shaped plates, the upper end of the top plate is provided with a collecting mechanism, the collecting mechanism is positioned below the arc-shaped plates and is communicated with the two lifting mechanisms, the moving mechanism comprises a connecting plate fixedly connected to the lower end of the support column, the lower end of the connecting plate is fixedly connected with two vertical plates, a same rotating shaft is rotatably connected between the two vertical plates, coaxial fixedly connected with gyro wheel in the axis of rotation, the utility model discloses not only can strut the mine way of co-altitude not, but also can collect the rubble that the mine way top surface dropped. Although this colliery tunnelling supporting device not only can strut the mine way of co-altitude not, but also can collect the rubble that the mine way top surface dropped, this colliery tunnelling supporting device is not especially stable, and both sides lack the protection, and the rubble in the mine way still can fall into the subaerial of mine way through the space of both sides.

Therefore, a new coal mine tunneling support device is needed to solve the technical problems.

SUMMERY OF THE UTILITY MODEL

The utility model provides a technical problem provide a convenient to use, stability high, the better colliery of protective effect tunnelling supporting device.

In order to solve the technical problem, the utility model provides a colliery tunnelling supporting device includes: two support columns; the connecting plate is arranged between the two support columns, and the outer walls of the two sides of the connecting plate are respectively fixedly connected with the outer walls of the two support columns; the fixing block is fixedly arranged at the bottom of the connecting plate; the first groove is formed in the bottom of the connecting plate; the two second grooves are respectively formed in the inner walls of the two sides of the first groove; the two fixing plates are fixedly arranged on the inner walls of the two second grooves respectively; the two sleeves are respectively installed on the inner walls of the two sides of the two second grooves in a sliding mode, and one ends, far away from each other, of the two sleeves penetrate through the two supporting columns respectively; the two threaded rods are respectively installed in the two sleeves in a threaded mode, and one ends, close to each other, of the two threaded rods extend into the first groove; the third groove is formed in the bottom of the fixing block; the rotating wheel is arranged in the third groove; the rotating rod is fixedly installed at the top of the rotating wheel, and the top end of the rotating rod extends into the first groove; and the two baffles are fixedly arranged on the outer wall of one side, far away from the sleeve, of the two sleeves respectively.

Preferably, two the fixed cover of one end that the threaded rod is close to each other all is equipped with first conical gear, the fixed cover in top of dwang is equipped with second conical gear, second conical gear is engaged with two first conical gear mutually respectively.

Preferably, the inner walls of the two sides of the second groove are provided with sliding grooves, the outer wall of the sleeve is fixedly provided with a sliding block, and the sliding grooves are connected with the sliding block in a sliding mode.

Preferably, two illuminating lamps are fixedly arranged at the bottom of the connecting plate.

Preferably, a through hole is formed in the top of the third groove, the through hole is communicated with the first groove, a bearing is sleeved on the rotating rod, and the outer ring of the bearing is fixedly connected with the inner wall of the through hole.

Preferably, a plurality of semicircular plates are fixedly mounted on the outer wall of one side, far away from the sleeve, of each baffle.

Compared with the prior art, the utility model provides a colliery tunnelling supporting device has following beneficial effect:

under the effect through runner, two threaded rods, two sleeves and two baffles, can make this tunnelling supporting device more stable, and can prevent through two baffles that the rubble on the inner wall of ore deposit way both sides from dropping.

Drawings

Fig. 1 is a schematic structural diagram of a preferred embodiment of the coal mine excavation supporting device provided by the utility model;

FIG. 2 is an enlarged view of portion A of FIG. 1;

fig. 3 is a schematic structural view of the baffle shown in fig. 1.

Reference numbers in the figures: 1. a support pillar; 2. a connector tile; 3. a fixed block; 4. a first groove; 5. a second groove; 6. a fixing plate; 7. a sleeve; 8. a threaded rod; 9. a third groove; 10. a rotating wheel; 11. rotating the rod; 12. a baffle plate; 13. an illuminating lamp.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and embodiments.

Referring to fig. 1 to fig. 3, fig. 1 is a schematic structural diagram of a coal mine excavation supporting device according to a preferred embodiment of the present invention; FIG. 2 is an enlarged view of portion A of FIG. 1; fig. 3 is a schematic structural view of the baffle shown in fig. 1. Colliery tunnelling supporting device includes: two support columns 1; the connecting plate 2 is arranged between the two support columns 1, and the outer walls of the two sides of the connecting plate 2 are respectively fixedly connected with the outer walls of the two support columns 1; the fixing block 3 is fixedly arranged at the bottom of the connecting plate 2; a first groove 4, wherein the first groove 4 is formed at the bottom of the connecting joint plate 2; the two second grooves 5 are respectively formed in the inner walls of the two sides of the first groove 4; the two fixing plates 6 are respectively fixedly arranged on the inner walls of the two second grooves 5; the two sleeves 7 are respectively installed on the inner walls of the two sides of the two second grooves 5 in a sliding mode, and one ends, far away from each other, of the two sleeves 7 respectively penetrate through the two support columns 1; the two threaded rods 8 are respectively installed in the two sleeves 7 in a threaded mode, and one ends, close to each other, of the two threaded rods 8 extend into the first grooves 4; the third groove 9 is formed in the bottom of the fixing block 3; the rotating wheel 10 is arranged in the third groove 9; the rotating rod 11 is fixedly installed at the top of the rotating wheel 10, and the top end of the rotating rod 11 extends into the first groove 4; and the two baffles 12 are fixedly arranged on the outer wall of one side, far away from each other, of the two sleeves 7 respectively.

Two the one end that threaded rod 8 is close to each other is all fixed the cover and is equipped with first conical gear, the fixed cover in top of dwang 11 is equipped with second conical gear, second conical gear is engaged with two first conical gear mutually respectively.

The inner walls of the two sides of the second groove 5 are provided with sliding grooves, the outer wall of the sleeve 7 is fixedly provided with a sliding block, and the sliding grooves are connected with the sliding block in a sliding mode.

Two illuminating lamps 13 are fixedly arranged at the bottom of the connecting plate 2.

The through-hole has been seted up at the top of third recess 9, the through-hole with first recess 4 is linked together, the cover is equipped with the bearing on dwang 11, the outer lane of bearing with the inner wall fixed connection of through-hole.

Two baffle 12 is kept away from all fixed mounting has a plurality of semicircle boards on the one side outer wall of sleeve 7.

The utility model provides a colliery tunnelling supporting device's theory of operation as follows:

in use, the tunnelling support device is transported to the appropriate position by the two support columns 1, the wheel 10 is then rotated, the second bevel gear is driven to rotate by the rotating rod 11, then the two second bevel gears are driven to rotate, and then the two threaded rods 8 are respectively driven to rotate, under the action of the two threaded rods 8, the two sleeves 7 are respectively driven to move towards the direction away from each other and the two baffles 12 are driven to move towards the direction away from each other until the two baffles 12 are contacted with the inner walls at the two sides of the mine road, under the action of a plurality of semicircular plates on the outer wall of one side, far away from each other, of the two baffles 12, the contact area between the baffles 12 and the wall of the mine can be increased, thereby leading the baffle 12 to be more stably contacted with the wall of the mine tunnel, leading the whole tunneling and supporting device to be more stable, and under the action of the two baffles 12, the broken stones on the two sides of the mine can be prevented from falling into the mine.

under the effect of runner 10, two threaded rods 8, two sleeves 7 and two baffles 12, can make this tunnelling supporting device more stable, and can prevent through two baffles 12 that the rubble on the inner wall of ore deposit way both sides from dropping.

The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention are used in the specification and the attached drawings, or directly or indirectly applied to other related technical fields, and the same principle is included in the protection scope of the present invention.

Claims

1. The utility model provides a colliery tunnelling supporting device which characterized in that includes:

two support columns;

the connecting plate is arranged between the two support columns, and the outer walls of the two sides of the connecting plate are respectively fixedly connected with the outer walls of the two support columns;

the fixing block is fixedly arranged at the bottom of the connecting plate;

the first groove is formed in the bottom of the connecting plate;

the two second grooves are respectively formed in the inner walls of the two sides of the first groove;

the two fixing plates are fixedly arranged on the inner walls of the two second grooves respectively;

the two sleeves are respectively installed on the inner walls of the two sides of the two second grooves in a sliding mode, and one ends, far away from each other, of the two sleeves penetrate through the two supporting columns respectively;

the two threaded rods are respectively installed in the two sleeves in a threaded mode, and one ends, close to each other, of the two threaded rods extend into the first groove;

the third groove is formed in the bottom of the fixing block;

the rotating wheel is arranged in the third groove;

the rotating rod is fixedly installed at the top of the rotating wheel, and the top end of the rotating rod extends into the first groove;

and the two baffles are fixedly arranged on the outer wall of one side, far away from the sleeve, of the two sleeves respectively.

2. A coal mine excavation supporting device as claimed in claim 1, wherein one end of each of the two threaded rods adjacent to each other is fixedly sleeved with a first bevel gear, and the top end of the rotating rod is fixedly sleeved with a second bevel gear which is meshed with the two first bevel gears respectively.

3. A coal mine excavation supporting device as claimed in claim 1, wherein sliding grooves are formed in the inner walls of the two sides of the second groove, sliding blocks are fixedly mounted on the outer wall of the sleeve, and the sliding grooves are connected with the sliding blocks in a sliding mode.

4. A coal mine tunnelling support device as claimed in claim 1, wherein two lights are fixedly mounted to the bottom of the connector plates.

5. A coal mine tunneling support device according to claim 1, wherein a through hole is formed in the top of the third groove, the through hole is communicated with the first groove, a bearing is sleeved on the rotating rod, and the outer ring of the bearing is fixedly connected with the inner wall of the through hole.

6. A coal mine excavation support device as claimed in claim 1, wherein a plurality of semicircular plates are fixedly mounted on the outer wall of one side of each of the two baffle plates, which is far away from the sleeve.