CN216642098U

CN216642098U - Protection device for coal mine tunnelling is used

Info

Publication number: CN216642098U
Application number: CN202123215239.5U
Authority: CN
Inventors: 陈冠文; 孙立军
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-12-20
Filing date: 2021-12-20
Publication date: 2022-05-31
Anticipated expiration: 2031-12-20

Abstract

The utility model discloses a protective device for coal mine tunneling, which comprises a device main body; the top of the heading machine body can be protected through the combined action of the guard plate and the top plate, so that the crushed stones are prevented from directly falling onto the heading machine body, the heading machine body is protected, when the crushed stones with larger volume fall onto the guard plate or more crushed stones are accumulated on the guard plate, the pressure value detected by the pressure sensor exceeds a set value, the pressure sensor transmits the detected signal to the controller, the controller starts the alarm lamp to operate, and the alarm lamp is turned on to remind a worker to timely clean the crushed stones on the guard plate, so that the safety of the device is improved; the slay that drills out through the drill bit is received by the protection bucket and is blockked to avoid the staff to be hit by the slay and hit, play a protection effect to the staff, and the slay that drops in the protection bucket can be discharged through first conveyer pipe and second conveyer pipe.

Description

Protection device for coal mine tunnelling is used

Technical Field

The utility model belongs to the technical field of coal mine tunneling, and particularly relates to a protective device for coal mine tunneling.

Background

The coal mine is an area where people mine coal resources in a coal-rich mining area, and is generally divided into a mineworker coal mine and an opencast coal mine, when a coal seam is far away from the ground surface, coal is generally excavated to an underground excavation roadway, the mineworker coal mine is the mineworker coal mine, when the coal seam is very close to the ground surface, the direct stripping of a surface soil layer is generally selected to excavate the coal, the opencast coal mine is the opencast coal mine, most coal mines in China belong to the mineworker coal mine, the coal mine range comprises large areas of the ground, the underground and related facilities, and the coal mine is a reasonable space excavated by people when the coal-rich geological strata are excavated, and generally comprises a roadway, a well cave, an excavation face and the like.

The utility model discloses a chinese utility model patent application number is "201920551650.3" discloses a protector that coal mine tunnelling was used, the power distribution box comprises a box body, the inside fixed mounting of box has the motor, and the inside fixed mounting of box has to run through and extend to the left bearing of box, and the output central siphon of motor runs through the bearing and with drilling rod fixed connection, and the outside fixed mounting of drilling rod has the brill sword, the inside right side fixed mounting of drilling rod has hydraulic push rod, and hydraulic push rod's left side fixed mounting has to run through and extends to the left drill bit of drilling rod, the top and the equal fixed mounting in bottom left side of box have the backup pad. This protector that colliery was tunneled and was used has solved current colliery tunnelling device and has not set up protector, and a lot of cinder can come out from the mine hole when the colliery tunnelling device is tunnelling, can cause certain injury to the staff who is operating colliery tunnelling device, just need a large amount of medical fees after causing the injury to delay the problem of work process.

The above-described device also has the following drawbacks:

1. slag accumulated in the first protection plate and the second protection plate cannot be discharged and cleaned, so that the tunneling efficiency is lowered;

2. the top of the tunneling device cannot be protected, so that broken stones falling from the top can threaten the safety of workers.

An effective solution to the problems in the related art has not been proposed yet.

Therefore, in order to solve the problems, the utility model provides a protective device for coal mine tunneling.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a protective device for coal mine tunneling, which aims to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: a protective device for coal mine tunneling comprises a device main body, wherein a bottom plate is fixedly arranged at the bottom end of the device main body, a tunneling machine body is fixedly arranged at the top end of the bottom plate, a protective barrel is fixedly arranged at one side of the tunneling machine body, a first conveying pipe is fixedly arranged at the bottom end of the protective barrel, a first spiral conveyor is fixedly arranged inside the first conveying pipe, a second conveying pipe is fixedly arranged at the bottom end of one side of the first conveying pipe, a second spiral conveyor is fixedly arranged inside the second conveying pipe, an alarm lamp is fixedly arranged at one side of the tunneling machine body, a mounting plate is arranged at the top end of the device main body, telescopic pillars are fixedly arranged at four corners at the top end of the mounting plate, damping springs are connected on the telescopic pillars in a sleeved mode, a top plate is arranged at the top end of the telescopic pillars, and a pressure sensor is fixedly arranged at the top end of the top plate, and a guard plate is fixedly arranged at the top end of the pressure sensor.

Further, the bottom four corners department of bottom plate all fixed mounting have the supporting leg, the wheel mounting panel is installed to the bottom of supporting leg, the wheel is installed to the bottom of wheel mounting panel.

Further, the bottom four corners department of mounting panel all fixed mounting have branch, the bottom of branch with the top fixed connection of bottom plate.

Furthermore, a hydraulic rod is installed on one side of the heading machine body, a drill bit is installed at one end of the hydraulic rod, drill blades are installed on the periphery of the drill bit, and the hydraulic rod and the drill bit are installed inside the protection barrel.

Furthermore, a first discharge hole is formed in the bottom end of the protection barrel, and the first discharge hole is communicated with the inlet end of the first conveying pipe.

Furthermore, a second discharge hole is formed in the bottom end of one side of the first conveying pipe, and the second discharge hole is communicated with the inlet end of the second conveying pipe.

Furthermore, a controller is fixedly mounted on one side of the heading machine body, the pressure sensor is connected with the controller through a signal line, and the controller is connected with the alarm lamp through a signal line.

Compared with the prior art, the utility model has the following beneficial effects:

1. according to the utility model, the top of the heading machine body can be protected through the combined action of the protection plate and the top plate, so that crushed stones are prevented from directly falling onto the heading machine body, the heading machine body is protected, when crushed stones with larger volume fall onto the protection plate or more crushed stones are accumulated on the protection plate, the pressure value detected by the pressure sensor exceeds a set value, the pressure sensor transmits the detected signal to the controller, the controller starts the alarm lamp to operate, and the alarm lamp is turned on to remind a worker to timely clean the crushed stones on the protection plate, so that the safety of the device is improved.

2. According to the utility model, the slag drilled out through the drill bit is received and blocked by the protective barrel, so that workers are prevented from being hit by the slag, a protective effect is provided for the workers, the slag falling into the protective barrel can be discharged through the first conveying pipe and the second conveying pipe, the slag is prevented from being accumulated in the protective barrel, and the conveying effect can be enhanced through the first spiral conveyor and the second spiral conveyor.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

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

FIG. 2 is a front view of the present invention;

FIG. 3 is a partial schematic view of the present invention;

FIG. 4 is a second partial schematic view of the present invention.

Reference numerals:

1. a device main body; 2. a base plate; 3. supporting legs; 301. a wheel mounting plate; 302. a wheel; 4. a heading machine body; 5. mounting a plate; 501. a strut; 502. a telescopic strut; 503. a damping spring; 504. a top plate; 505. a pressure sensor; 506. a guard plate; 6. a protective barrel; 601. a first discharge port; 7. a hydraulic lever; 8. a drill bit; 801. drilling leaves; 9. a first delivery pipe; 901. a first screw conveyor; 902. a second discharge port; 10. a second delivery pipe; 1001. a second screw conveyor; 11. a controller; 12. an alarm light.

Detailed Description

The following, with reference to the drawings and the detailed description, further description of the present invention is made:

referring to fig. 1-4, a protective device for coal mine excavation according to an embodiment of the present invention includes a device main body 1, a bottom plate 2 is fixedly installed at a bottom end of the device main body 1, a heading machine body 4 is fixedly installed at a top end of the bottom plate 2, a protective barrel 6 is fixedly installed at one side of the heading machine body 4, a first conveying pipe 9 is fixedly installed at a bottom end of the protective barrel 6, a first screw conveyor 901 is fixedly installed inside the first conveying pipe 9, a second conveying pipe 10 is installed at a bottom end of one side of the first conveying pipe 9, a second screw conveyor 1001 is fixedly installed inside the second conveying pipe 10, drilled slag is received and blocked by the protective barrel 6, so that a worker is prevented from being hit by slag, a protective effect is provided for the worker, and slag falling into the protective barrel 6 is discharged through the first conveying pipe 9 and the second conveying pipe 10, avoid the slay to pile up in protection bucket 6, can strengthen the transportation effect through first auger delivery 901 and second auger delivery 1001, one side fixed mounting of entry driving machine body 4 has warning light 12, mounting panel 5 is installed on the top of device main part 1, the equal fixed mounting in top four corners department of mounting panel 5 has telescopic strut 502, telescopic strut 502 is last to cup joint and be connected with damping spring 503, roof 504 is installed to telescopic strut 502's top, the top fixed mounting of roof 504 has pressure sensor 505, the top fixed mounting of pressure sensor 505 has backplate 506, can protect the top of entry driving machine body 4 through the combined action of backplate 506, roof 504, avoid the rubble directly to fall on entry driving machine body 4 to protect entry driving machine body 4, and when the bigger rubble piece of volume falls on backplate 506, or when more rubble pieces are piled up on backplate 506, the pressure value that pressure sensor 505 detected can exceed the setting value, pressure sensor 505 transmits the signal that detects this moment to controller 11, turn on warning light 12 by controller 11 and begin the operation, warning light 12 is lighted and is got up the timely rubble piece to backplate 506 of warning personnel and clear up, the security of improving the device, and through the combined action of telescopic prop 502 and damping spring 503, can weaken the impact force, thereby further stability and the security of reinforcing device.

Through the scheme of the utility model, the four corners of the bottom end of the bottom plate 2 are fixedly provided with the supporting legs 3, the bottom ends of the supporting legs 3 are provided with the wheel mounting plates 301, the bottom ends of the wheel mounting plates 301 are provided with the wheels 302, and the wheels 302 are convenient for moving the device; supporting rods 501 are fixedly mounted at four corners of the bottom end of the mounting plate 5, and the bottom ends of the supporting rods 501 are fixedly connected with the top end of the bottom plate 2; a hydraulic rod 7 is installed on one side of the development machine body 4, a drill bit 8 is installed at one end of the hydraulic rod 7, drill blades 801 are installed on the periphery of the drill bit 8, and the hydraulic rod 7 and the drill bit 8 are installed inside the protection barrel 6; a first discharge hole 601 is formed in the bottom end of the protection barrel 6, and the first discharge hole 601 is communicated with the inlet end of the first conveying pipe 9; a second discharge hole 902 is formed in the bottom end of one side of the first conveying pipe 9, and the second discharge hole 902 is communicated with the inlet end of the second conveying pipe 10; a controller 11 is fixedly installed on one side of the heading machine body 4, the pressure sensor 505 is connected with the controller 11 through a signal line, and the controller 11 is connected with the alarm lamp 12 through a signal line.

The working principle of the protective device for coal mine tunneling provided by the utility model is as follows: the slag drilled by the drill bit 8 is received and blocked by the protective barrel 6, so that the worker is prevented from being hit by the slag, a protection effect is achieved for the worker, the slag falling into the protective barrel 6 can be discharged through the first conveying pipe 9 and the second conveying pipe 10, the slag is prevented from being accumulated in the protective barrel 6, the transportation effect can be enhanced through the first spiral conveyor 901 and the second spiral conveyor 1001, the top of the heading machine body 4 can be protected through the combined action of the guard plate 506 and the top plate 504, the crushed stone is prevented from directly falling onto the heading machine body 4, so that the heading machine body 4 is protected, when the crushed stone with larger volume falls onto the guard plate 506, or when more crushed stones are accumulated on the guard plate 506, the pressure value detected by the pressure sensor 505 can exceed a set value, at the moment, the pressure sensor 505 transmits the detected signal to the controller 11, the controller 11 starts the operation of the alarm lamp 12, the alarm lamp 12 is on to remind a worker to clean broken stones on the guard plate 506 timely, the safety of the device is improved, and the impact force can be weakened through the combined action of the telescopic strut 502 and the damping spring 503, so that the stability and the safety of the device are further improved.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, those skilled in the art will understand that various changes, modifications and substitutions can be made without departing from the spirit and scope of the utility model as defined by the appended claims. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The protection device for coal mine tunneling is characterized by comprising a device main body (1), a bottom plate (2) is fixedly mounted at the bottom end of the device main body (1), a tunneling machine body (4) is fixedly mounted at the top end of the bottom plate (2), a protection barrel (6) is fixedly mounted at one side of the tunneling machine body (4), a first conveying pipe (9) is fixedly mounted at the bottom end of the protection barrel (6), a first spiral conveyor (901) is fixedly mounted inside the first conveying pipe (9), a second conveying pipe (10) is arranged at the bottom end of one side of the first conveying pipe (9), a second spiral conveyor (1001) is fixedly mounted inside the second conveying pipe (10), an alarm lamp (12) is fixedly mounted at one side of the tunneling machine body (4), and a mounting plate (5) is mounted at the top end of the device main body (1), the equal fixed mounting in top four corners department of mounting panel (5) has telescopic support (502), telescopic support (502) are gone up to cup joint and are connected with damping spring (503), roof (504) are installed on telescopic support's (502) top, the top fixed mounting of roof (504) has pressure sensor (505), the top fixed mounting of pressure sensor (505) has backplate (506).

2. The coal mine excavation protection device according to claim 1, characterized in that supporting legs (3) are fixedly mounted at four corners of the bottom end of the bottom plate (2), a wheel mounting plate (301) is mounted at the bottom end of each supporting leg (3), and wheels (302) are mounted at the bottom end of each wheel mounting plate (301).

3. The coal mine excavation protection device according to claim 1, characterized in that supporting rods (501) are fixedly mounted at four corners of the bottom end of the mounting plate (5), and the bottom ends of the supporting rods (501) are fixedly connected with the top end of the bottom plate (2).

4. The protective device for coal mine excavation according to claim 1, wherein a hydraulic rod (7) is installed on one side of the excavator body (4), a drill bit (8) is installed at one end of the hydraulic rod (7), drill blades (801) are installed around the drill bit (8), and the hydraulic rod (7) and the drill bit (8) are installed inside the protective barrel (6).

5. A coal mine excavation protecting device according to claim 1, wherein a first discharge port (601) is formed at the bottom end of the protecting barrel (6), and the first discharge port (601) is communicated with the inlet end of the first conveying pipe (9).

6. A coal mine excavation protecting device according to claim 1, wherein a second discharge hole (902) is formed in the bottom end of one side of the first conveying pipe (9), and the second discharge hole (902) is communicated with the inlet end of the second conveying pipe (10).

7. A coal mine excavation protecting device according to claim 1, wherein a controller (11) is fixedly mounted on one side of the excavator body (4), the pressure sensor (505) is connected with the controller (11) through a signal line, and the controller (11) is connected with the alarm lamp (12) through a signal line.