CN218062187U

CN218062187U - Air-leg rock drill for coal mine tunneling

Info

Publication number: CN218062187U
Application number: CN202222264178.XU
Authority: CN
Inventors: 赵庆教
Original assignee: Shaanxi Changwu Tingnan Coal Industry Co Ltd
Current assignee: Shaanxi Changwu Tingnan Coal Industry Co Ltd
Priority date: 2022-08-27
Filing date: 2022-08-27
Publication date: 2022-12-16
Anticipated expiration: 2032-08-27

Abstract

The utility model belongs to the technical field of air-leg rock drill technique and specifically relates to an air-leg rock drill for coal mine tunnelling, including air-leg rock drill main part, support and air leg, air-leg rock drill main part and support fixed connection, the fixed pipe of support top fixedly connected with, fixed pipe left end fixedly connected with tee bend inlet tube, fixed pipe right-hand member fixedly connected with bellows, bellows right-hand member fixedly connected with atomizer, the equal fixedly connected with connecting rod in both ends around the atomizer, connecting rod outside sliding connection has the loop bar, the one end outside that the loop bar is close to air-leg rock drill main part center is rotated and is connected with the connecting block, through support, fixed pipe, bellows, atomizer, connecting rod and the loop bar that set up, when using, handles the dust of operating personnel front end, can make air-leg rock drill main part have the dust fall effect, prevent that operating personnel from inhaling internal with the dust when the operation, protection operating personnel's is healthy.

Description

Air-leg rock drill for coal mine tunneling

Technical Field

The utility model relates to an air-leg rock drill technical field specifically is an air-leg rock drill is used in colliery tunnelling.

Background

The hand-held rock drill is supported by great strength, violent vibration is directly transmitted to a human body, people are easy to fatigue, health is affected, the hand-held rock drill belongs to a rejected product at present, and the air-leg rock drill replaces manpower with an air leg to prop the rock drill to work, so that the labor intensity of workers is greatly reduced, and the internal combustion rock drill has the main advantage of convenient carrying.

When the air leg type rock drill for coal mine tunneling is used for tunneling a coal mine, the air leg type rock drill for coal mine tunneling is used for coal mine tunneling, a large amount of dust can be generated in a coal mine field, the dust can be sucked into the coal mine field by an operator, the body health is influenced, and the air leg type rock drill for coal mine tunneling can generate a large amount of vibration when being operated, although the air leg is used for buffering, the air leg type rock drill for coal mine tunneling still needs manual assistance, the vibration can be generated, and the deviation is prevented from occurring when coal mine tunneling.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a gas leg rock drill is used in colliery tunnelling to it can be inhaled internal problem by operating personnel to provide the dust in solving above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a gas-leg rock drill for coal mine tunnelling, includes gas-leg rock drill main part, support and gas leg, gas-leg rock drill main part and support fixed connection, the fixed pipe of support top fixedly connected with, fixed pipe left end fixedly connected with tee bend inlet tube, fixed pipe right-hand member fixedly connected with bellows, bellows right-hand member fixedly connected with atomizer, the equal fixedly connected with connecting rod in both ends around the atomizer, connecting rod outside sliding connection has the loop bar, the one end outside that the loop bar is close to gas-leg rock drill main part center is rotated and is connected with the connecting block, loop bar left end fixedly connected with connecting plate, the inboard sliding connection of connecting plate has the fixture block, the fixture block outside is equipped with first spring, first spring and connecting plate fixed connection, fixture block and connecting block sliding connection.

Preferably, the main body inner side lower extreme of gas leg formula rock drill rotates and is connected with the locating pin, the equal fixedly connected with turning block in both ends around the locating pin, the turning block rotates with the gas leg to be connected, the equal sliding connection in both ends has the baffle about the turning block inboard, the other end outside fixedly connected with second spring of baffle, second spring and gas leg fixed connection, the inboard sliding connection of baffle has the spacing collar, spacing collar and gas leg fixed connection, spacing collar and second spring sliding connection.

Preferably, the turning block is kept away from the inboard threaded connection of one end at gas leg formula rock drill main body center and is had the bolt, the bolt outside is rotated and is connected with the limiting plate, limiting plate and gas leg sliding connection.

Preferably, the upper end surface of the connecting plate is L-shaped, and the fixture block is positioned at the left end of the inner side of the connecting plate.

Preferably, the connecting block is fixedly connected with the fixed pipe, and a clamping groove is formed in the side edge of the connecting block.

Preferably, there are two rotating blocks, and the rotating blocks are symmetrically distributed at the front end and the rear end of the positioning pin.

Compared with the prior art, the beneficial effects of the utility model are that:

1. in the utility model, through the arranged bracket, the fixed pipe, the corrugated pipe, the atomizing spray head, the connecting rod and the loop bar, when in use, the dust at the front end of the operator is treated, so that the air-leg rock drill main body has a dust fall effect, the operator is prevented from sucking the dust into the body during operation, and the health of the operator is protected;

2. the utility model discloses in, through locating pin, limiting plate, turning block, baffle, spacing collar and the bolt that sets up, when using, can make the vibration conduction that reduces the airleg rock drill main part when the airleg rock drill main part rotated on the airleg, the enough stable coal mine tunnelling that carries out of airleg rock drill main part on the airleg.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the structure at A of FIG. 1 according to the present invention;

FIG. 3 is a schematic view of the mounting structure of the fixture block of the present invention;

FIG. 4 is a schematic view of the structure of FIG. 1 at B according to the present invention;

FIG. 5 is a schematic view of the installation structure of the baffle plate of the present invention;

fig. 6 is a schematic view of the mounting structure of the turning block of the present invention.

In the figure: the device comprises a 1-air leg type rock drill main body, a 2-bracket, a 3-air leg, a 4-fixed pipe, a 5-three-way water inlet pipe, a 6-corrugated pipe, a 7-atomizing nozzle, a 8-connecting rod, a 9-loop rod, a 10-connecting block, a 11-connecting plate, a 12-clamping block, a 13-first spring, a 14-limiting plate, a 15-positioning pin, a 16-rotating block, a 17-baffle plate, a 18-limiting ring, a 19-second spring and a 20-bolt.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-6, the present invention provides a technical solution:

in the process of using the gas-leg rock drill for coal mine tunneling, as shown in fig. 1-3, the gas-leg rock drill comprises a gas-leg rock drill main body 1, a bracket 2 and gas legs 3, wherein the gas-leg rock drill main body 1 is fixedly connected with the bracket 2, the top end of the bracket 2 is fixedly connected with a fixed pipe 4, the left end of the fixed pipe 4 is fixedly connected with a three-way water inlet pipe 5, the right end of the fixed pipe 4 is fixedly connected with a corrugated pipe 6, the right end of the corrugated pipe 6 is fixedly connected with an atomizing nozzle 7, the front end and the rear end of the atomizing nozzle 7 are both fixedly connected with a connecting rod 8, the outer side of the connecting rod 8 is slidably connected with a sleeve rod 9, the one end outside that loop bar 9 is close to air leg rock drill main part 1 center rotates and is connected with connecting block 10, loop bar 9 left end fixedly connected with connecting plate 11, the inboard sliding connection of connecting plate 11 has fixture block 12, the fixture block 12 outside is equipped with first spring 13, first spring 13 and connecting plate 11 fixed connection, fixture block 12 and connecting block 10 sliding connection, can carry out the dust fall to the dust of operating personnel front end and handle, L form setting is personally submitted to the upper end of connecting plate 11, and fixture block 12 is located the inboard left end of connecting plate 11, the convenience is fixed atomizer 7.

Specifically, as shown in fig. 1, 4, 5 and 6, the lower end of the inner side of the main body 1 of the air-leg rock drill is rotatably connected with a positioning pin 15, the front end and the rear end of the positioning pin 15 are fixedly connected with a rotating block 16, the rotating block 16 is rotatably connected with an air leg 3, the left end and the right end of the inner side of the rotating block 16 are slidably connected with a baffle 17, the outer side of the other end of the baffle 17 is fixedly connected with a second spring 19, the second spring 19 is fixedly connected with the air leg 3, the inner side of the baffle 17 is slidably connected with a limiting ring 18, the limiting ring 18 is fixedly connected with the air leg 3, the limiting ring 18 is slidably connected with the second spring 19, the baffle 17 is limited, the main body 1 of the air-leg rock drill is buffered, the inner side of one end of the rotating block 16 far away from the center of the main body 1 of the air-leg rock drill is spirally connected with a bolt 20, the outer side of the bolt 20 is rotatably connected with a limiting plate 14, the limiting plate 14 is slidably connected with the air leg 3, the vibration force of the main body 1 of the air-leg rock drill is reduced, the vibration force transmission of the main body 1 of the rock drill is reduced, the connecting block 10 is fixedly connected with a fixed pipe 4, a clamping groove is fixedly connected with a clamping groove, the side of the connecting block 10, the atomizing nozzle 7 can be adjusted, and the two rotating block 16 is symmetrically distributed at the front end and the two ends of the air-leg rock drill are symmetrically distributed at the front end of the front end and rear end of the two ends of the two positioning pin 15.

The working process comprises the following steps: when the device is used, when the air-leg rock drill main body 1 is tunneled in a coal mine, the water pipe is butted with the three-way water inlet pipe 5 on the air-leg rock drill main body 1, so that the water pipe can be injected into the fixed pipe 4 on the bracket 2 when the air-leg rock drill main body 1 is injected with water, the angle of the atomizing nozzle 7 is adjusted according to the moving direction of dust, the atomizing nozzle 7 moves on the corrugated pipe 6, the connecting rod 8 on the atomizing nozzle 7 drives the sleeve rod 9 to rotate in the connecting block 10, so that the sleeve rod 9 drives the connecting plate 11, the connecting plate 11 drives the clamping block 12 to rotate outside the connecting block 10, the first spring 13 on the connecting plate 11 pushes the clamping block 12, after the atomizing nozzle 7 rotates to a designated position, the fixture block 12 is clamped into a specified clamping groove in the connecting block 10, so that the atomizing nozzle 7 is fixed at a specified position, when the air-leg type rock drill main body 1 tunnels a coal mine, the air-leg type rock drill main body 1 and the air leg 3 are installed together through the positioning pin 15, the air leg 3 and the air-leg type rock drill main body 1 are installed together through the bolt 20 and the limiting plate, the positioning pin 15 is limited through the baffle 14, the air-leg type rock drill main body 1 drives the positioning pin 15 while rotating on the air leg 3, the rotating block 16 on the positioning pin 15 pushes the baffle 14 in the air leg 3, the baffle 14 extrudes the second spring 19 outside the limiting ring 18, when the air-leg type rock drill main body 1 vibrates, the vibration sense of the air-leg type rock drill main body 1 is reduced, and the operation is more labor-saving.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a coal mine tunnelling air leg rock drill, includes air leg rock drill main part (1), support (2) gentleness leg (3), its characterized in that: air leg formula rock drill main part (1) and support (2) fixed connection, support (2) top fixedly connected with fixed pipe (4), fixed pipe (4) left end fixedly connected with tee bend inlet tube (5), fixed pipe (4) right-hand member fixedly connected with bellows (6), bellows (6) right-hand member fixedly connected with atomizer (7), the equal fixedly connected with connecting rod (8) in both ends around atomizer (7), connecting rod (8) outside sliding connection has loop bar (9), the one end outside rotation that loop bar (9) are close to air leg formula rock drill main part (1) center is connected with connecting block (10), loop bar (9) left end fixedly connected with connecting plate (11), inboard sliding connection of connecting plate (11) has fixture block (12), the fixture block (12) outside is equipped with first spring (13), first spring (13) and connecting plate (11) fixed connection, fixture block (12) and connecting block (10) sliding connection.

2. A gas-leg rock drill for coal mine tunneling according to claim 1, characterized in that: the utility model provides a pneumatic leg rock drill, including rotor, locating pin (15), the equal fixedly connected with turning block in both ends (16) around locating pin (15), turning block (16) rotate with pneumatic leg (3) and are connected, the equal sliding connection in both ends has baffle (17) about turning block (16) inboard, the other end outside fixedly connected with second spring (19) of baffle (17), second spring (19) and pneumatic leg (3) fixed connection, baffle (17) inboard sliding connection has spacing collar (18), spacing collar (18) and pneumatic leg (3) fixed connection, spacing collar (18) and second spring (19) sliding connection.

3. A gas-leg rock drill for coal mine excavation according to claim 2, characterized in that: the inner side of one end, far away from the center of the air leg type rock drill main body (1), of the rotating block (16) is spirally connected with a bolt (20), the outer side of the bolt (20) is rotatably connected with a limiting plate (14), and the limiting plate (14) is in sliding connection with the air leg (3).

4. A gas-leg rock drill for coal mine excavation according to claim 1, characterized in that: the upper end surface of the connecting plate (11) is L-shaped, and the fixture block (12) is positioned at the left end of the inner side of the connecting plate (11).

5. A gas-leg rock drill for coal mine tunneling according to claim 1, characterized in that: the connecting block (10) is fixedly connected with the fixed pipe (4), and a clamping groove is formed in the side edge of the connecting block (10).

6. A gas-leg rock drill for coal mine excavation according to claim 2, characterized in that: the number of the rotating blocks (16) is two, and the rotating blocks (16) are symmetrically distributed at the front end and the rear end of the positioning pin (15).