CN219139115U

CN219139115U - Dust fall device for coal mine tunneling

Info

Publication number: CN219139115U
Application number: CN202223240309.7U
Authority: CN
Inventors: 刘鑫
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-12-03
Filing date: 2022-12-03
Publication date: 2023-06-06
Anticipated expiration: 2032-12-03

Abstract

The utility model discloses a dust fall device for coal mine tunneling, which comprises: the dust fall device for coal mine tunneling can pull the protective net when the end part of the clamping block slides out of the clamping groove, the protective net can be pulled to slide with the inner wall of the spraying device, the protective net can be detached when the protective net slides out of the spraying device, the threaded rod can be rotated, the threaded rod can rotate through the adjusting groove when rotating, the threaded sleeve can be driven to slide in a threaded manner, the guide block can be driven to slide in the guide groove when the threaded sleeve slides in a threaded manner, and when one end of the threaded sleeve slides into the sliding groove, the protective cover can be fixed to conveniently protect the spray hole.

Description

Dust fall device for coal mine tunneling

Technical Field

The utility model relates to the technical field of coal mine tunneling, in particular to a dust fall device for coal mine tunneling.

Background

Coal mines are areas where human beings mine coal resources in coal-rich mining areas and are generally divided into underground coal mines and open pit coal mines, the coal mines are reasonable spaces where human beings excavate when excavating geological formations rich in coal, generally comprise roadways, well pits, mining surfaces and the like, a large amount of dust can be generated in coal mine excavation, dust is required to be reduced by a dust reducing device, and the existing dust reducing device for coal mine excavation has certain defects when in use, such as;

the dust concentration in coal mine production is high and more serious, so that the visibility of a working site is reduced, the production safety is greatly influenced to a certain extent, and the damage of mine dust mainly has two main aspects: the dust explosion and pneumoconiosis are firstly carried out, the spraying dust fall is that when the coal mine tunnel operation is carried out, a spraying device is adopted to spray a rock pile and a coal pile, so that dust on the surfaces of the rock pile and the coal pile is restrained, the sprayer can spray water mist to capture the falling dust, but the protection net carried by the existing dust fall device is polluted quickly in the coal mine environment, but the protection net is basically fixed by bolts or directly fixed on the device, and the protection net is very troublesome to detach and clean.

Disclosure of Invention

The utility model provides the following technical scheme: the utility model aims to provide a dust fall device for coal mine tunneling, which solves the problems that the existing dust fall device for coal mine tunneling in the current market provided by the background technology has a plurality of defects in use, can not disassemble and clean a protective net and can not protect a spraying device when not in use.

In order to achieve the above purpose, the present utility model provides the following technical solutions: a dust fall device for coal mine tunnelling, comprising: the box body, the adjusting support frame and the protective net;

the top of box is connected with the regulation support frame, regulation support frame internally connected has sprinkler, sprinkler surface connection has the spraying hole, the sprinkler back is provided with the protection network.

Preferably, the spraying device is provided with a clamping groove, an extrusion groove, a pull rod, a clamping block, a spring and a connecting block;

and clamping grooves are formed in two sides of the protective net.

Preferably, an extrusion groove is formed in the inner wall of the spraying device, and a pull rod is connected between the extrusion groove and the spraying device in a penetrating manner.

Preferably, one end of the pull rod is connected with a connecting block, and the other end of the pull rod is connected with a clamping block;

and a spring is connected between the extrusion groove and the clamping block.

Preferably, the side surface of the spraying hole is provided with a protective cover.

Preferably, the surface of the spraying device is provided with a sliding groove, and two sides of the protective cover are provided with adjusting grooves;

the guide groove is formed in the inner wall of the adjusting groove, and a threaded rod is connected inside the adjusting groove in a penetrating manner.

Preferably, the side of the threaded rod is connected with a threaded sleeve, and two sides of the threaded sleeve are connected with guide blocks.

Preferably, sliding blocks are connected to two sides of the protective cover, and sliding grooves are formed in two sides of the spraying device.

Compared with the prior art, the utility model has the beneficial effects that: this dust device for colliery tunneling, when the block tip slides out the block inslot portion, can stimulate the protection network, the protection network receives the pulling and can slide with sprinkler inner wall, can dismantle the protection network when the protection network slides out sprinkler inslot portion, can rotate the threaded rod, can rotate through the adjustment tank when the threaded rod rotates, can drive the screw sleeve screw thread and slide when the threaded rod is rotatory, can drive the guide block and lead to slide in the guide way inside the screw sleeve screw thread slides, when screw sleeve one end slides into the sliding tray inside, can fix the safety cover, conveniently protect the spraying hole.

1. When the protective net needs to be disassembled and cleaned, the connecting block can be pulled, the connecting block can drive the clamping block to slide with the clamping groove and the extrusion groove, the spring can be extruded when the clamping block slides, when the end part of the clamping block slides out of the inside of the clamping groove, the protective net can be pulled, the protective net can slide with the inner wall of the spraying device when being pulled, and when the protective net slides out of the inside of the spraying device, the protective net can be disassembled, so that the protective net is convenient to disassemble and clean;

2. when spray device is not used, can stimulate the safety cover and remove, can drive the sliding block and dock with the spout on sprinkler surface when the safety cover removes, can slide after sliding block and spout dock, when the sliding block slides into the spout inside, can rotate the threaded rod, can rotate through the adjustment tank when the threaded rod rotates, can drive the screw sleeve screw thread and slide when the threaded rod rotates, can drive the guide block and lead to slide in the guide way inside when screw sleeve screw thread slides, when screw sleeve one end slides into the slide groove inside, can fix the safety cover, conveniently protect the spraying hole.

Drawings

FIG. 1 is a schematic diagram of a front cross-sectional structure of the present utility model;

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

FIG. 3 is a schematic top view of the present utility model;

FIG. 4 is an enlarged schematic view of the structure of the portion A of the present utility model;

FIG. 5 is an enlarged view of the structure of the portion B of the present utility model;

fig. 6 is an enlarged view of the C part of the present utility model.

In the figure: 1. a case; 2. adjusting the supporting frame; 3. a spraying device; 301. a clamping groove; 302. an extrusion groove; 303. a pull rod; 304. a clamping block; 305. a spring; 306. a connecting block; 4. a spray hole; 401. a protective cover; 402. a sliding groove; 403. an adjustment tank; 404. a guide groove; 405. a threaded sleeve; 406. a guide block; 407. a sliding block; 408. a chute; 409. a threaded rod; 5. and a protective net.

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, the present utility model provides a technical solution: a dust fall device for coal mine tunnelling, comprising: the box body 1, the adjusting support frame 2 and the protective net 5;

the top of box 1 is connected with adjusts support frame 2, adjusts support frame 2 internally connected and has sprinkler 3, and sprinkler 3 surface connection has spray holes 4, and the sprinkler 3 back is provided with protection network 5.

Be provided with block groove 301, extrusion groove 302, pull rod 303, block 304, spring 305 and connecting block 306 on the sprinkler 3, block groove 301 has been seted up to protection network 5 both sides, can stimulate connecting block 306, and the connecting block 306 pulling can drive block 304 and block groove 301, extrusion groove 302 and slide, can extrude spring 305 when block 304 slides.

The extrusion groove 302 has been seted up to sprinkler 3 inner wall, and the through connection has pull rod 303 between extrusion groove 302 and the sprinkler 3, and when the block 304 tip was slided out the block in 301 inside, can stimulate protection network 5, and protection network 5 receives the pulling and can slide with sprinkler 3 inner wall.

One end of the pull rod 303 is connected with a connecting block 306, the other end of the pull rod 303 is connected with a clamping block 304, a spring 305 is connected between the extrusion groove 302 and the clamping block 304, and when the protective screen 5 slides out of the spraying device 3, the protective screen 5 can be detached, so that the protective screen 5 can be detached and cleaned conveniently.

The side of the spraying hole 4 is provided with a protective cover 401, the protective cover 401 can be pulled to move, and the sliding block 407 can be driven to be in butt joint with the sliding groove 408 on the surface of the spraying device 3 when the protective cover 401 moves.

The sliding tray 402 has been seted up on sprinkler 3's surface, and adjustment tank 403 has been seted up to safety cover 401 both sides, and guide slot 404 has been seted up to adjustment tank 403 inner wall, and adjustment tank 403 inside through connection has threaded rod 409, can slide after sliding block 407 and spout 408 butt joint, and when sliding block 407 slides into spout 408 inside, can rotate threaded rod 409.

The side of threaded rod 409 is connected with threaded sleeve 405, and threaded sleeve 405 both sides are connected with guide block 406, and threaded rod 409 can rotate through adjustment groove 403 when rotating, can drive threaded sleeve 405 screw thread slip when threaded rod 409 rotates.

Sliding blocks 407 are connected to two sides of the protection cover 401, and sliding grooves 408 are formed in two sides of the spraying device 3, so that the guiding blocks 406 can be driven to conduct guiding sliding in the guiding grooves 404 when the threaded sleeves 405 slide in a threaded manner.

Working principle: when the dust fall device for tunneling the coal mine is used, firstly, when the protective screen 5 needs to be disassembled and cleaned, the connecting block 306 can be pulled to drive the clamping block 304 to slide with the clamping groove 301 and the extrusion groove 302, the spring 305 can be extruded when the clamping block 304 slides, when the end part of the clamping block 304 slides out of the clamping groove 301, the protective screen 5 can be pulled, the protective screen 5 can slide with the inner wall of the spraying device 3, when the protective screen 5 slides out of the spraying device 3, the protective screen 5 can be disassembled, when the spraying device 3 is not used, the protective cover 401 can be pulled to move, the sliding block 407 can be driven to butt joint with the sliding groove 408 on the surface of the spraying device 3 when the sliding block 407 is in butt joint with the sliding groove 408, when the sliding block 407 slides into the sliding groove 408, the threaded rods 409 can be rotated through the adjusting grooves 403 when the threaded rods 409 rotate, the threaded rods 409 can drive the threaded sleeves 405 to slide in threads, the guide blocks 406 can be driven to slide in the guide grooves 405 when the threaded sleeves 405 slide in the threads, and the guide blocks 406 can be driven to slide in the guide grooves 404 when the guide grooves, and the guide grooves 404 can slide in the guide grooves 404 can be fixed in the special areas when the prior art, and the prior art is not described in detail, and the technical field is convenient to describe that the prior art can be used to slide in the sliding of the inner part of the protective cover, and the protective cover has a special technical field.

Although the present utility model has been described 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 and changes may be made without departing from the spirit and principles of the present utility model.

Claims

1. A dust fall device for coal mine tunnelling, comprising: the device is characterized by comprising a box body (1), an adjusting support frame (2) and a protective net (5);

the novel spraying device is characterized in that the top of the box body (1) is connected with an adjusting support frame (2), a spraying device (3) is connected inside the adjusting support frame (2), a clamping groove (301), an extrusion groove (302), a pull rod (303), a clamping block (304), a spring (305) and a connecting block (306) are arranged on the spraying device (3), the extrusion groove (302) is formed in the inner wall of the spraying device (3), and the pull rod (303) is connected between the extrusion groove (302) and the spraying device (3) in a penetrating manner;

the utility model discloses a protection device, including pull rod (303), protection device, clamping groove (5), sprinkler (3) surface connection, sprinkler (3) back is provided with protection network (5), pull rod (303) one end is connected with connecting block (306), the pull rod (303) other end is connected with block (304), be connected with spring (305) between extrusion groove (302) and block (304), clamping groove (301) have been seted up to protection network (5) both sides, sprinkler (3) surface connection has spray hole (4), sprinkler (3) back is provided with protection network (5).

2. The dust suppression device for coal mine tunneling according to claim 1, wherein: the side surface of the spraying hole (4) is provided with a protective cover (401).

3. The dust suppression device for coal mine tunneling according to claim 2, wherein: a sliding groove (402) is formed in the surface of the spraying device (3), and adjusting grooves (403) are formed in two sides of the protective cover (401);

guide grooves (404) are formed in the inner walls of the adjusting grooves (403), and threaded rods (409) are connected inside the adjusting grooves (403) in a penetrating mode.

4. A dust fall apparatus for coal mine tunnelling as claimed in claim 3, wherein: threaded rod (409) side is connected with screw sleeve (405), screw sleeve (405) both sides are connected with guide block (406).

5. The dust suppression device for coal mine tunneling according to claim 2, wherein: sliding blocks (407) are connected to two sides of the protective cover (401), and sliding grooves (408) are formed in two sides of the spraying device (3).