CN215485984U

CN215485984U - Pressure measuring device for coal mine stope face

Info

Publication number: CN215485984U
Application number: CN202120690009.5U
Authority: CN
Inventors: 高诚; 崔仁杰; 刘碧野
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-04-06
Filing date: 2021-04-06
Publication date: 2022-01-11
Anticipated expiration: 2031-04-06

Abstract

The utility model discloses a pressure measuring device for a coal mine stope face, which is transported to a place needing pressure measurement, a first motor and a fourth motor are controlled by buttons on a control panel, a drill rod moves downwards, drilling is started when a drill bit below the drill rod contacts the ground, the first motor is controlled to move upwards after the drill rod reaches a certain depth, the drill rod is taken out of a drill hole, then a working chamber moves forwards, a pressure detector moves to the upper part of the drill hole, a second motor is controlled to drive a first cylinder to move downwards, the pressure detector is plugged into the drill hole, a pressure sensor transmits collected pressure data to a single chip microcomputer through a second data line, the data is processed in the single chip microcomputer and then transmitted to the interior of a storage card through the first data line, a wireless transmission device is arranged on the left side of the storage card, and the processed information can be transmitted to a display screen, the data are convenient to watch, and the crawler belt is installed to device main part bottom, and this the device of being convenient for can better removal in the field.

Description

Pressure measuring device for coal mine stope face

Technical Field

The utility model relates to the technical field of coal mining, in particular to a pressure measuring device for a coal mining working face.

Background

At present, in coal mine production management, changes of pillar or support pressure, anchor rod tension, surrounding rock stress and the like of a coal mine stope face need to be monitored and collected in time so as to determine conditions of a working state of a pillar or a support, a stress condition of surrounding rock, a motion state of an overlying strata and the like, provide corresponding data for safety production of a coal mine, and guarantee safe and smooth coal mine production. However, most of the existing stress collection is realized by a single mechanical pressure collection device, the operation of the stress collection device needs to be completed manually, and the data collection needs to be obtained by manually reading a pressure gauge. The above-mentioned device mainly has the following defects: 1. the labor is required, the time and the labor are wasted, the data acquisition speed is low, and the error of manually reading data is large; 2. after manual acquisition, data needs to be input into equipment such as a computer for comprehensive processing, the efficiency is low, the underground condition is variable, and the mode is difficult to adapt to the existing large-scale and high-efficiency underground production requirement; 3. the data acquisition device has poor working reliability and accuracy.

Therefore, the technical personnel in the field provide a pressure measuring device for a coal mine stope face to solve the problems in the background technology.

Disclosure of Invention

The utility model aims to provide a coal mine stope face pressure measuring device to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme:

a coal mine stope face pressure measuring device comprises a device main body, a fourth motor, a pressure detector, a display screen, a single chip microcomputer and a drill rod, wherein a handrail is fixedly installed on the left side of the device main body, a sliding groove is fixed at the bottom inside the device main body, a groove is formed in the middle of the bottom of the device main body, a sliding rail is fixedly installed at the upper portion of the sliding groove, a working chamber is fixedly installed at the upper portion of the sliding rail, a second gear is fixedly installed at the bottom of the left side of the working chamber, a motor shaft is fixedly installed above the second gear, the fourth motor is fixedly installed above the motor shaft, a third gear is fixedly installed at the right side of the second gear, the drill rod is fixedly installed below the third gear, a drill bit is fixedly installed below the drill rod, a second fixing rod is fixedly installed at the upper portion of the third gear, and a second air cylinder is fixedly installed above the second fixing rod, a first motor is fixedly mounted above the second cylinder, a second motor is fixedly mounted on the upper portion of the right side of the working chamber, a first cylinder is fixedly mounted below the second motor, a first fixing rod is fixedly mounted below the first cylinder, a pressure detector is fixedly mounted below the fixing rod, a plurality of pressure sensors are fixedly mounted on the upper portion of the pressure detector, a second data line is fixedly mounted on the upper portion of the right side of the pressure detector, a single chip microcomputer is fixedly mounted on the upper portion of the second data line, a first data line is fixedly mounted on the upper portion of the single chip microcomputer, a storage card is fixedly mounted on the upper portion of the first data line, a wireless transmission device is fixedly mounted on the left side of the storage card, four support legs are fixedly mounted below the device main body, a crawler frame is fixedly mounted at the bottom of the support legs, and third motors are fixedly mounted on two sides of the crawler frame, the third motor is externally and fixedly provided with a rotating shaft, the rotating shaft is externally and fixedly provided with a first gear, and the first gear is externally and fixedly provided with a crawler belt.

As a further scheme of the utility model: the inside of the groove is movably connected with a drill rod.

As a still further scheme of the utility model: and a pressure detector is movably connected inside the groove.

As a still further scheme of the utility model: a display screen is fixedly arranged below the left side of the top of the device main body.

As a still further scheme of the utility model: the display screen right side fixed mounting has control panel, the inside fixed mounting of control panel has a plurality of button.

As a still further scheme of the utility model: first motor, second motor, third motor and fourth motor all with external power source and singlechip electric connection, and the model of outside singlechip is: C8051F 353.

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

1. the device is transported to a place where pressure measurement is needed, the first motor and the fourth motor are controlled through buttons on the control panel, the drill rod moves downwards, drilling is started when a drill bit below the drill rod contacts the ground, and after the drill rod drills to a certain depth, the first motor is controlled to move upwards, and the drill rod is taken out of the drilled hole.

2. Then the studio moves forward, when making pressure measurement appearance move to the drilling top, control second motor drives first cylinder downstream, fill in pressure measurement appearance in the drilling, pressure sensors transmits the pressure data who collects to the singlechip through the second data line, data are handled in the singlechip, then transmit the memory card inside through first data line, wireless transmission device is installed in the memory card left side, can pass to the display screen with the information after handling on, be convenient for watch data.

3. The crawler belt is installed at the bottom of the device main body, so that the device can better move in the field.

4. The device is internally provided with a sliding groove and a sliding rail, the bottom of the device main body is provided with a groove, and the drill rod and the pressure detector in the groove can move relatively, so that the device does not need to be replaced in the drilling and pressure detection processes.

Drawings

Fig. 1 is a schematic structural diagram of a pressure measuring device for a coal mine stope.

Fig. 2 is a schematic top view of a pressure measuring device for a coal mining face.

Fig. 3 is a schematic view of the pressure measuring device of the coal mining face in a bottom view.

Fig. 4 is an enlarged schematic structural view of a position a in the coal mine stope face pressure measuring device.

In the figure: 1-device body, 2-first motor, 3-storage card, 4-first data line, 5-second motor, 6-singlechip, 7-first cylinder, 8-second data line, 9-first fixed rod, 10-pressure detector, 11-pressure sensor, 12-rotating shaft, 13-first gear, 14-third motor, 15-track frame, 16-track, 17-supporting leg, 18-handrail, 19-fourth motor, 20-second cylinder, 21-display screen, 22-control panel, 23-button, 24-drill, 25-groove, 26-chute, 27-slide rail, 28-second gear, 29-motor shaft, 30-second fixed rod, 31-third gear, 32-drill rod, 33-working chamber, 34-wireless transmission device.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1 to 4, in the embodiment of the present invention, a coal mine stope face pressure measuring device includes a device main body 1, a fourth motor 19, a pressure detector 10, a display screen 21, a single chip microcomputer 6 and a drill rod 32, a handrail 18 is fixedly installed on the left side of the device main body 1, a sliding chute 26 is fixed on the bottom inside the device main body 1, a groove 25 is formed in the middle of the bottom of the device main body 1, a sliding rail 27 is fixedly installed on the upper portion of the sliding chute 26, a working chamber 33 is fixedly installed on the upper portion of the sliding rail 27, a second gear 28 is fixedly installed on the bottom of the left side of the working chamber 33, a motor shaft 29 is fixedly installed above the second gear 28, the fourth motor 19 is fixedly installed above the motor shaft 29, a third gear 31 is fixedly installed on the right side of the second gear 28, the drill rod 32 is fixedly installed below the third gear 31, and a drill bit 24 is fixedly installed below the drill rod 32, a second fixing rod 30 is fixedly mounted on the upper portion of the third gear 31, a second air cylinder 20 is fixedly mounted above the second fixing rod 30, a first motor 2 is fixedly mounted above the second air cylinder 20, a second motor 5 is fixedly mounted on the upper portion of the right side of the working chamber 33, a first air cylinder 7 is fixedly mounted below the second motor 5, a first fixing rod 9 is fixedly mounted below the first air cylinder 7, a pressure detector 10 is fixedly mounted below the fixing rod 9, a plurality of pressure sensors 11 are fixedly mounted on the upper portion of the pressure detector 10, a second data line 8 is fixedly mounted on the upper portion of the right side of the pressure detector 10, a single chip microcomputer 6 is fixedly mounted on the upper portion of the second data line 8, a first data line 4 is fixedly mounted on the upper portion of the single chip microcomputer 6, a memory card 3 is fixedly mounted on the upper portion of the first data line 4, and a wireless transmission device 34 is fixedly mounted on the left side of the memory card 3, device main part 1 below fixed mounting has four landing legs 17, landing leg 17 bottom fixed mounting has track frame 15, track frame 15 both sides fixed mounting has third motor 14, the outside fixed mounting of third motor 14 has pivot 12, the outside fixed mounting of pivot 12 has first gear 13, the outside fixed mounting of first gear 13 has track 16.

A drill rod 32 is movably connected inside the groove 25.

The interior of the groove is movably connected with a pressure detector 10.

A display screen 21 is fixedly arranged below the left side of the top of the device main body 1.

The display screen 21 right side fixed mounting has control panel 22, control panel 22 inside fixed mounting has a plurality of button 23.

First motor 2, second motor 5, third motor 14 and fourth motor 19 all with external power source and singlechip 6 electric connection, and the model of outside singlechip is: C8051F 353.

The working principle of the utility model is as follows: the device is transported to a place needing pressure measurement, a first motor 2 and a fourth motor 19 are controlled by a button 23 on a control panel 22, a drill rod 32 moves downwards, drilling is started when a drill bit 24 below the drill rod 32 contacts the ground, the first motor 2 is controlled to move upwards after the drill rod reaches a certain depth, the drill rod 32 is taken out of a drilled hole, a working chamber 33 moves forwards, a pressure detector 10 moves to the upper part of the drilled hole, a second motor 5 is controlled to drive a first air cylinder 7 to move downwards, the pressure detector 10 is plugged into the drilled hole, a pressure sensor 11 transmits collected pressure data to a single chip microcomputer 6 through a second data line 8, the data is processed in the single chip microcomputer 6 and then transmitted to the inside of a memory card 3 through a first data line 4, a wireless transmission device 34 is installed on the left side of the memory card 3 and can transmit the processed information to a display screen 21, the device is convenient to view data, the caterpillar tracks 16 are installed at the bottom of the device body 1, the device can be moved better in the field, the sliding grooves 26 and the sliding rails 27 are installed inside the device, the grooves 25 are formed in the bottom of the device body 1, the drill rod 32 and the pressure detector 10 can move relative to each other in the grooves 25, and therefore the device does not need to be replaced in the process of drilling and pressure detection.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a colliery recovery working face pressure measurement device, includes device main part (1), fourth motor (19), pressure measurement appearance (10), display screen (21), singlechip (6) and drilling rod (32), its characterized in that, device main part (1) left side fixed mounting has handrail (18), device main part (1) inside bottom is fixed with spout (26), set up fluted (25) in the middle of device main part (1) bottom, spout (26) upper portion fixed mounting has slide rail (27), slide rail (27) upper portion fixed mounting has studio (33), studio (33) left side bottom fixed mounting has second gear (28), second gear (28) top fixed mounting has motor shaft (29), motor shaft (29) top fixed mounting has fourth motor (19), second gear (28) right side fixed mounting has third gear (31), a drill rod (32) is fixedly mounted below the third gear (31), a drill bit (24) is fixedly mounted below the drill rod (32), a second fixing rod (30) is fixedly mounted on the upper portion of the third gear (31), a second cylinder (20) is fixedly mounted above the second fixing rod (30), a first motor (2) is fixedly mounted above the second cylinder (20), a second motor (5) is fixedly mounted on the upper portion of the right side of the working chamber (33), a first cylinder (7) is fixedly mounted below the second motor (5), a first fixing rod (9) is fixedly mounted below the first cylinder (7), a pressure detector (10) is fixedly mounted below the fixing rod (9), a plurality of pressure sensors (11) are fixedly mounted on the upper portion of the pressure detector (10), and a second data line (8) is fixedly mounted on the upper portion of the right side of the pressure detector (10), second data line (8) upper portion fixed mounting has singlechip (6), singlechip (6) upper portion fixed mounting has first data line (4), first data line (4) upper portion fixed mounting has memory card (3), memory card (3) left side fixed mounting has wireless transmission device (34), device main part (1) below fixed mounting has four landing legs (17), landing leg (17) bottom fixed mounting has track frame (15), track frame (15) both sides fixed mounting has third motor (14), third motor (14) outside fixed mounting has pivot (12), pivot (12) outside fixed mounting has first gear (13), first gear (13) outside fixed mounting has track (16).

2. A coal mine stope face pressure measurement device according to claim 1, wherein a drill rod (32) is movably connected inside the groove (25).

3. A coal mine stope face pressure measurement device according to claim 1, wherein a pressure detector (10) is movably connected inside the groove (25).

4. The coal mine stope face pressure measuring device according to claim 1, wherein a display screen (21) is fixedly arranged below the left side of the top of the device main body (1).

5. The coal mine stope face pressure measuring device according to claim 4, wherein a control panel (22) is fixedly installed on the right side of the display screen (21), and a plurality of buttons (23) are fixedly installed inside the control panel (22).

6. The coal mine stope face pressure measuring device according to claim 1, wherein the first motor (2), the second motor (5), the third motor (14) and the fourth motor (19) are electrically connected with an external power supply and the single chip microcomputer (6), and the type of the external single chip microcomputer is as follows: C8051F 353.