CN112762850A

CN112762850A - Three-dimensional laser scanner for rapidly monitoring mine tunnel and section deformation

Info

Publication number: CN112762850A
Application number: CN202011477410.7A
Authority: CN
Inventors: 黎剑
Original assignee: Mianyang Lijiantong Lidar Technology Co ltd
Current assignee: Mianyang Lijiantong Lidar Technology Co ltd
Priority date: 2020-12-15
Filing date: 2020-12-15
Publication date: 2021-05-07

Abstract

The invention relates to the technical field of mine tunnel monitoring, in particular to a three-dimensional laser scanner for rapidly monitoring mine tunnel and section deformation. The invention aims to solve the technical problems that the use space and distance are restricted, the working environment is dark and moist, the heat dissipation and dehumidification effects are poor and the scanning distance, height and angle cannot be adjusted due to inconvenient carrying and movement. In order to solve the technical problems, the invention provides a three-dimensional laser scanner for rapidly monitoring mine tunnels and section deformation, which mainly comprises a lifting support mechanism, an angle adjusting mechanism and a scanning heat dissipation mechanism, wherein the three-dimensional laser scanner is convenient to carry and move and is not restricted by manpower and space by a support box body, a motor, a high-repetition-frequency laser component, the three-dimensional laser scanner, a hydraulic pump station, a driven bevel gear, a driving bevel gear and a rotating handle, the scanning height can be adjusted according to the height of the mine tunnels, the scanning angle can be adjusted according to the position of the mine tunnels, and the three-dimensional laser scanner can perform heat dissipation and dehumidification work during long-time work.

Description

Three-dimensional laser scanner for rapidly monitoring mine tunnel and section deformation

Technical Field

The invention relates to the technical field of mine tunnel monitoring, in particular to a three-dimensional laser scanner for rapidly monitoring mine tunnel and section deformation.

Background

In recent years, domestic coal mine safety accidents are continuous, underground gas explosion, mine roof fall and collapse accidents occur, the traditional means adopted for underground coal mine safety monitoring is generally to install monitoring sensors such as displacement sensors, the displacement and deformation of a mountain can be monitored, but real and fine deformation in a mine cannot be transmitted in real time, the monitoring sensors are not visual enough, the three-dimensional laser radar technology is another technical revolution in the field of remote sensing surveying and mapping following GPS, the laser radar technology has more than ten years of development history internationally, and is favored by various industries due to the characteristics of high speed, high efficiency and high precision, and the existing three-dimensional laser scanner is not provided with a completely self-researched three-dimensional laser scanner at present, but has many problems or defects;

when the existing three-dimensional laser scanner is used, the scanner is inconvenient to carry and move, so that the used space distance is restricted by manpower; when the existing three-dimensional laser scanner is used in a mine area, the working environment is dark and moist, the heat dissipation and dehumidification effects are poor, the device can be halted after being used for a long time, and the operation is inconvenient; when the existing three-dimensional laser scanner is used, the scanning distance, the height and the angle of the device cannot be adjusted according to the size and the height of a mine passage of a mine area.

Disclosure of Invention

The invention aims to provide a three-dimensional laser scanner for rapidly monitoring mine tunnel and section deformation, which solves the problems of limited used space and distance, dark and humid working environment, poor heat dissipation and dehumidification effects and incapability of adjusting scanning distance, height and angle caused by inconvenient carrying and movement in the background technology by arranging a lifting support mechanism, an angle adjusting mechanism and a scanning heat dissipation mechanism.

In order to achieve the purpose, the invention provides the following technical scheme: a three-dimensional laser scanner for rapidly monitoring mine tunnel and section deformation comprises a lifting support mechanism, an angle adjusting mechanism and a scanning heat dissipation mechanism.

The utility model discloses a hydraulic support device, including lift supporting mechanism, supporting box, hydraulic power unit, oil pipe, hydraulic support post and first bearing, the bottom fixed mounting of supporting box roof has hydraulic power unit, the fixed cover of output of hydraulic power unit has connect oil pipe, the fixed cover of oil pipe connects on the hydraulic support post, hydraulic support post fixed mounting is at the top of supporting box inner wall, the fixed cover in top of hydraulic support post has connect first bearing, fixedly connected with universal wheel on the bottom face of first bearing, first seal cover has been cup jointed in the activity on the hydraulic support post, first seal cover runs through and installs on the bottom plate of supporting box, fixed mounting has the battery on the top face of supporting box.

The angle adjusting mechanism comprises a second bearing, a support shaft, a rotating shaft, a third bearing and a support plate, wherein the second bearing is fixedly embedded and installed at the bottom of the inner wall of the support box body, the inner ring of the second bearing is fixedly sleeved with the support shaft, the support shaft is fixedly connected with an auxiliary column, a driven bevel gear is fixedly sleeved on the support shaft, a second seal sleeve is movably sleeved on the support shaft, a support plate is fixedly connected on the top end face of the support shaft, the rotating shaft is horizontally and rotatably connected onto the support plate and a side plate of the support box body through the third bearing, the two third bearings are respectively arranged on the support plate and the side plate of the support box body in a penetrating manner, a driving bevel gear is fixedly sleeved on the rotating shaft and meshed with the driven bevel gear, a connecting block is fixedly connected at one end of the rotating shaft far, the rotating handle is fixedly sleeved with an anti-skid sleeve.

The scanning heat dissipation mechanism comprises a working box, a motor, a heat dissipation box, an inserting cylinder and a single chip microcomputer, the working box is fixedly connected to the top end face of a supporting plate, the motor is fixedly mounted at the top of the inner wall of the working box, fan blades are fixedly sleeved at the output end of the motor, a heat dissipation port is formed in the back plate of the working box, the inserting cylinder penetrates through the heat dissipation port, the heat dissipation box is fixedly mounted on the back plate of the working box through the inserting cylinder, an insect-proof net is fixedly mounted in the inserting cylinder, a temperature and humidity sensor is fixedly connected to the top of the inner wall of the working box, the temperature and humidity sensor is electrically connected with the single chip microcomputer, the single chip microcomputer is fixedly mounted on the top end face of a supporting box body, a high-frequency laser component is fixedly mounted at the bottom of the inner wall of the working box, a three-dimensional laser scanner is electrically connected with the, the high-frequency laser device comprises a high-frequency laser device component, and is characterized in that a transmitter and a receiver are fixedly connected to the high-frequency laser device component respectively, an amplifier is fixedly connected to a transmitting port of the transmitter, third sealing sleeves are fixedly sleeved on the transmitter and the receiver, and the third sealing sleeves are installed on a side plate of a working box in a penetrating mode.

Preferably, the single chip microcomputer is electrically connected with the hydraulic pump station, the motor and the temperature and humidity sensor respectively.

Preferably, the fan blades are aluminum alloy blades, and the fan blades are positioned in the heat dissipation port of the working box.

Preferably, the supporting box body and the working box are connected with fixing screws in a threaded mode, and the supporting box body and the working box are connected with a first access door plate and a second access door plate through the fixing screws in a threaded mode.

Preferably, the number of the universal wheels is four, and the four universal wheels are horizontally and symmetrically distributed at four corners of the bottom surface of the supporting box body.

Preferably, the work boxes are cylindrical and distributed in the vertical direction of the square support box body.

Preferably, the third bearings are ball bearings, the number of the third bearings is two, and the two third bearings are located on the right side of the drive bevel gear.

Preferably, the heat dissipation box is a stainless steel box body, and the number of the heat dissipation boxes is two and is symmetrical about the same straight line.

Preferably, the number of the auxiliary columns is two, the auxiliary columns are horizontally and symmetrically distributed on two sides of the supporting shaft, and the rotating diameter of each auxiliary column is smaller than the linear distance between the single chip microcomputer and the storage battery.

Compared with the prior art, the invention has the beneficial effects that:

(1) by arranging the lifting support mechanism, the device can be conveniently carried and moved and cannot be constrained by manpower and space through the matching of the support box body, the hydraulic pump station, the hydraulic support column, the first bearing and the universal wheel, the scanning height of the device can be adjusted according to the height of a mine tunnel, and the problems that the conventional three-dimensional laser scanner is inconvenient to carry and move when in use, and the space distance of the use of the conventional three-dimensional laser scanner is constrained by manpower are solved;

(2) by arranging the angle adjusting mechanism, the device achieves the effect of adjusting the scanning angle of the device according to the size and the position of a mine tunnel in a mining area through the matching of the driven bevel gear, the rotating shaft, the driving bevel gear and the rotating handle, and solves the problem that the application area is reduced because the scanning angle of the existing device cannot be adjusted;

(3) through setting up scanning heat dissipation mechanism for this device passes through the motor, high repetition frequency laser subassembly, three-dimensional laser scanner, the transmitter, the cooperation between amplifier and the receiver, has reached the long-time during operation in moist dark area, can dispel the heat the effect of dehumidification work, when having solved the mining area of current three-dimensional laser scanner, operational environment is dark moist, the heat dissipation dehumidification effect is poor, can lead to the device to crash during long-time use, the problem of going on of inconvenient work.

Drawings

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

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

FIG. 3 is a rear view of the present invention;

FIG. 4 is a schematic perspective view of a heat dissipation box according to the present invention;

FIG. 5 is an enlarged view of a portion of FIG. 2;

fig. 6 is a schematic structural diagram of the control principle of the present invention.

In the figure: 1. supporting the box body; 101. a first access door panel; 102. fixing screws; 2. a hydraulic pump station; 3. an oil pipe; 4. a hydraulic prop; 5. a first bearing; 6. a universal wheel; 7. a first seal cartridge; 8. a second bearing; 9. a support shaft; 10. a secondary column; 11. a driven bevel gear; 12. a rotating shaft; 13. a third bearing; 14. a support plate; 15. a drive bevel gear; 16. connecting blocks; 17. turning a handle; 18. an anti-slip sleeve; 19. a second seal cartridge; 20. a support disc; 21. a work box; 2101. a second access door panel; 22. an electric motor; 23. a fan blade; 24. a heat dissipation box; 2401. an insect-proof net; 2402. inserting a cylinder; 25. a temperature and humidity sensor; 26. a single chip microcomputer; 27. a high repetition frequency laser component; 28. a three-dimensional laser scanner; 29. a transmitter; 30. an amplifier; 31. a third seal cartridge; 32. a receiver; 33. and (4) a storage battery.

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. 1-6, an embodiment of the present invention is shown: a three-dimensional laser scanner for rapidly monitoring mine tunnel and section deformation comprises a lifting support mechanism, an angle adjusting mechanism and a scanning heat dissipation mechanism.

Lifting support mechanism includes supporting box 1, hydraulic power unit 2, oil pipe 3, hydraulic support post 4 and first bearing 5, the bottom fixed mounting of supporting box 1 roof has hydraulic power unit 2, the fixed cover of output of hydraulic power unit 2 has cup jointed

oil pipe

3, 3 fixed cup joints on hydraulic support post 4 of oil pipe, 4 fixed mounting at the top of supporting box 1 inner wall of hydraulic support post, the fixed cover in top of hydraulic support post 4 has cup jointed first bearing 5, fixedly connected with universal wheel 6 on the bottom face of first bearing 5, first seal cover 7 has been cup jointed in the activity on hydraulic support post 4, first seal cover 7 runs through and installs on the bottom plate of supporting box 1, fixed mounting has battery 33 on the face of top of supporting box 1.

The angle adjusting mechanism comprises a second bearing 8, a supporting shaft 9, a rotating shaft 12, a third bearing 13 and a supporting plate 14, wherein the second bearing 8 is fixedly embedded at the bottom of the inner wall of the supporting box body 1, the supporting shaft 9 is fixedly sleeved on the inner ring of the second bearing 8, an auxiliary column 10 is fixedly connected onto the supporting shaft 9, a driven bevel gear 11 is fixedly sleeved on the supporting shaft 9, a second sealing sleeve 19 is movably sleeved on the supporting shaft 9, a supporting plate 20 is fixedly connected onto the top end face of the supporting shaft 9, the rotating shaft 12 is horizontally and rotatably connected onto the supporting plate 14 and a side plate of the supporting box body 1 through the third bearing 13, the two third bearings 13 are respectively arranged on the supporting plate 14 and the side plate of the supporting box body 1 in a penetrating manner, a driving bevel gear 15 is fixedly sleeved on the rotating shaft 12, and the driving bevel gear 15 is, one end of the rotating shaft 12, which is far away from the driving bevel gear 15, is fixedly connected with a connecting block 16, a rotating handle 17 is fixedly sleeved on the connecting block 16, and an anti-skid sleeve 18 is fixedly sleeved on the rotating handle 17.

The scanning heat dissipation mechanism comprises a working box 21, a motor 22, a heat dissipation box 24, an insert barrel 2402 and a single chip microcomputer 26, wherein the working box 21 is fixedly connected to the top end face of a supporting disk 20, the motor 22 is fixedly installed at the top of the inner wall of the working box 21, a fan blade 23 is fixedly sleeved at the output end of the motor 22, a heat dissipation port is formed in a back plate of the working box 21, the insert barrel 2402 is fixedly penetrated in the heat dissipation port, the heat dissipation box 24 is fixedly installed on the back plate of the working box 21 through the insert barrel 2402, an insect-proof net 2401 is fixedly installed in the insert barrel 2402, a temperature and humidity sensor 25 is fixedly connected to the top of the inner wall of the working box 21, the temperature and humidity sensor 25 is electrically connected with the single chip microcomputer 26, the single chip microcomputer 26 is fixedly installed on the top end face of the supporting box 1, and, high heavy frequency laser instrument subassembly 27 electric connection has three-dimensional laser scanner 28, three-dimensional laser scanner 28 mainly comprises transmission and receiving light path, scanning optical electromechanical component, photoelectric reception and signal conditioning subassembly, control and data acquisition storage module, three-dimensional laser scanner 28 fixed mounting is in the bottom of work box 21 inner wall, difference fixedly connected with transmitter 29 and receiver 32 on the high heavy frequency laser instrument subassembly 27, fixedly connected with amplifier 30 on the transmission port of transmitter 29, all fixed the cup joint has third seal cover 31 on transmitter 29 and the receiver 32, third seal cover 31 runs through and installs on a curb plate of work box 21.

Specifically, the single chip microcomputer 26 is electrically connected with the hydraulic pump station 2, the motor 22 and the temperature and humidity sensor 25 respectively, so that the work of each component can be conveniently controlled.

Specifically, flabellum 23 is the aluminum alloy blade, flabellum 23 is located the thermovent of work box 21, prolongs the life of flabellum 23.

Specifically, equal threaded connection has set screw 102 on supporting box 1 and the work box 21, supporting box 1 and work box 21 have first access door board 101 and second access door board 2101 through set screw 102 threaded connection respectively, conveniently overhaul this device.

Specifically, the number of universal wheels 6 is four, four the horizontal symmetric distribution of universal wheels 6 is in four corners of supporting box 1 bottom surface, conveniently supports and removes this device.

Specifically, the storage battery 33 and the single chip microcomputer 26 are both positioned between the support disc 20 and the support box body 1 and provide power for the device.

Specifically, the third bearings 13 are ball bearings, the number of the third bearings 13 is two, and the third bearings 13 are located on the right side of the drive bevel gear 15, so that the rotation of the rotating shaft 12 is facilitated.

Specifically, the work boxes 21 are cylindrical and are distributed in the vertical direction of the square support box 1.

Specifically, the heat dissipation box 24 is a stainless steel box body, and the number of the heat dissipation boxes 24 is two and is symmetrical about the same straight line.

Specifically, the number of the auxiliary columns 10 is two, the auxiliary columns are horizontally and symmetrically distributed on two sides of the supporting shaft 9, the rotating diameter of the auxiliary columns 10 is smaller than the linear distance between the single chip microcomputer 26 and the storage battery 33, and smooth operation of the device is guaranteed.

The working principle is as follows: when the electric appliance components in the application are used, the device is externally connected with a power supply and a control switch, the device is moved to an appointed mine port position through the universal wheel 6, then the control switch of the storage battery 33 of the device is opened through the singlechip 26, the circuit of the device is conducted, the laser of the high-frequency laser component 27 is opened to emit light, then the control switch of the hydraulic pump station 2 is opened through the singlechip 26, the hydraulic pump station 2 pumps oil for the hydraulic support column 4 through the oil pipe 3, the top end of the hydraulic support column 4 vertically moves downwards, the device is lifted to a proper height by matching with the light of the laser, the device is convenient to carry and move and is not restricted by manpower and space, the scanning height of the device can be adjusted according to the height of the mine port, and the problem that when the existing three-dimensional laser scanner is used is solved, is inconvenient to carry and move, and leads to the problem that the space distance of the use is restricted by manpower.

When the position of ore deposit way gives the change, when the detection distance need not change, through rocking change 17 for pivot 12 is the level rotation on third bearing 13, drives drive

bevel gear

15 and 11 meshing drive back shaft 9 of driven bevel gear and rotate the angle that detects the scanning that comes this device in second bearing 8, has reached the effect that can adjust the scanning angle of this device according to the big or small position of mining area ore deposit way, and the problem that the scanning angle of having solved current device can not adjust and lead to the application face to reduce is solved.

When the laser works in an area with high humidity and poor heat dissipation effect, the control switch of the motor 22 is turned on through the singlechip 26, so that the output end of the motor 22 rotates to drive the fan blades 23 to match the heat dissipation box 24 in the heat dissipation hole of the support box body 1 for heat dissipation work, the high repetition frequency laser emits laser, meanwhile, a transmitting end photoelectric receiving circuit converts a transmitted laser signal into an electric signal (start signal) to be used as a trigger control time interval measuring unit for starting measurement, the laser changes a beam divergence angle to 2.7mrad through a lens and expands beam for collimation (the diameter of a light beam at a transmitting window is 42mm), the laser is emitted to a target through a two-dimensional scanning mechanism, target return light is received through a scanning mirror (a receiving aperture is 42mm), the return light is focused on a light sensing surface of a return light detection detector through a focusing lens to be changed into electric pulse, and is input into a stop signal after, and calculating the distance measurement according to the laser emission time and the laser return light arrival time received by the return light detector. The laser emission and return light receiving share the same scanning mirror surface, the consistency of an emission shaft and a receiving shaft is ensured, the control unit controls the two-dimensional scanning mechanism to rotate in the horizontal direction and the vertical direction, information of a coding angle is read every other period of time (for example, the value of a coder is read every scanning line), the motion between two adjacent readings is processed as uniform motion, the value of the coder at each laser emission moment is obtained through calculation, the effect of heat dissipation and dehumidification work can be achieved when the three-dimensional laser scanner works for a long time in a humid and dark area, the problem that when the existing three-dimensional laser scanner works in an ore area, the working environment is dark and humid, the heat dissipation and dehumidification effects are poor, the device can be halted during long-time use, and work is inconvenient to carry out is solved.

The present invention relates to circuits, electronic components and control modules all of which are well within the skill of those in the art and, needless to say, the present invention is not directed to software and process improvements.

In the description of the present invention, it is to be understood that the terms "center", "middle", "eccentric", "longitudinal", "lateral", "length", "width", "thickness", "height", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship indicated based on the orientation or positional relationship shown in the drawings, and are only for convenience of describing and simplifying the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the invention.

It will be evident to those skilled in the art that the invention 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 invention 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.

Claims

1. The utility model provides a three-dimensional laser scanner is used in quick monitoring of ore deposit way and section deformation which characterized in that: the device comprises a lifting support mechanism, an angle adjusting mechanism and a scanning heat dissipation mechanism;

the lifting support mechanism comprises a support box body (1), a hydraulic pump station (2), an oil pipe (3), a hydraulic support column (4) and a first bearing (5), a hydraulic pump station (2) is fixedly arranged at the bottom of the top plate of the supporting box body (1), the output end of the hydraulic pump station (2) is fixedly sleeved with an oil pipe (3), the oil pipe (3) is fixedly sleeved on the hydraulic support column (4), the hydraulic support column (4) is fixedly arranged at the top of the inner wall of the support box body (1), the top end of the hydraulic support column (4) is fixedly sleeved with a first bearing (5), a universal wheel (6) is fixedly connected on the bottom end surface of the first bearing (5), a first sealing sleeve (7) is movably sleeved on the hydraulic supporting column (4), the first sealing sleeve (7) is arranged on the bottom plate of the supporting box body (1) in a penetrating way, a storage battery (33) is fixedly arranged on the top end face of the supporting box body (1);

the angle adjusting mechanism comprises a second bearing (8), a supporting shaft (9), a rotating shaft (12), a third bearing (13) and a supporting plate (14), the second bearing (8) is fixedly embedded at the bottom of the inner wall of the supporting box body (1), the supporting shaft (9) is fixedly sleeved on the inner ring of the second bearing (8), an auxiliary column (10) is fixedly connected onto the supporting shaft (9), a driven bevel gear (11) is fixedly sleeved on the supporting shaft (9), a second sealing sleeve (19) is movably sleeved on the supporting shaft (9), a supporting plate (20) is fixedly connected onto the top end face of the supporting shaft (9), the rotating shaft (12) is horizontally and rotatably connected onto the supporting plate (14) and a side plate of the supporting box body (1) through the third bearing (13), and the two third bearings (13) are respectively installed on the supporting plate (14) and the side plate of the supporting box body (1) in a penetrating manner, a driving bevel gear (15) is fixedly sleeved on the rotating shaft (12), the driving bevel gear (15) is meshed with the driven bevel gear (11), one end of the rotating shaft (12) far away from the driving bevel gear (15) is fixedly connected with a connecting block (16), a rotating handle (17) is fixedly sleeved on the connecting block (16), and an anti-skid sleeve (18) is fixedly sleeved on the rotating handle (17);

the scanning heat dissipation mechanism comprises a working box (21), a motor (22), a heat dissipation box (24), an insert cylinder (2402) and a single chip microcomputer (26), wherein the working box (21) is fixedly connected to the top end face of a supporting disc (20), the motor (22) is fixedly installed at the top of the inner wall of the working box (21), a fan blade (23) is fixedly sleeved at the output end of the motor (22), a heat dissipation opening is formed in the back plate of the working box (21), the insert cylinder (2402) penetrates through the heat dissipation opening fixedly, the heat dissipation box (24) is fixedly installed on the back plate of the working box (21) through the insert cylinder (2402), an insect-proof net (2401) is fixedly installed in the insert cylinder (2402), the top of the inner wall of the working box (21) is fixedly connected with a temperature and humidity sensor (25), the temperature and humidity sensor (25) is electrically connected with the single chip microcomputer (26), and the single chip microcomputer (26) is fixedly installed, the utility model discloses a laser working box, including work box (21), high-frequency laser instrument subassembly (27) electrically connected has three-dimensional laser scanner (28), three-dimensional laser scanner (28) fixed mounting is in the bottom of work box (21) inner wall, on high-frequency laser instrument subassembly (27) respectively fixedly connected with transmitter (29) and receiver (32), fixedly connected with amplifier (30) on the transmission port of transmitter (29), all fixedly connected with third seal cover (31) on transmitter (29) and receiver (32), third seal cover (31) run through and install on a curb plate of work box (21).

2. The three-dimensional laser scanner for rapidly monitoring mine tunnel and section deformation as claimed in claim 1, wherein: the single chip microcomputer (26) is electrically connected with the hydraulic pump station (2), the motor (22) and the temperature and humidity sensor (25) respectively.

3. The three-dimensional laser scanner for rapidly monitoring mine tunnel and section deformation as claimed in claim 1, wherein: the fan blade (23) is an aluminum alloy blade, and the fan blade (23) is positioned in the heat dissipation port of the working box (21).

4. The three-dimensional laser scanner for rapidly monitoring mine tunnel and section deformation as claimed in claim 1, wherein: the support box body (1) and the working box (21) are connected with fixing screws (102) in a threaded mode, and the support box body (1) and the working box (21) are connected with a first access door panel (101) and a second access door panel (2101) in a threaded mode through the fixing screws (102) respectively.

5. The three-dimensional laser scanner for rapidly monitoring mine tunnel and section deformation as claimed in claim 1, wherein: the number of universal wheels (6) is four, and four universal wheels (6) are horizontally and symmetrically distributed at four corners of the bottom surface of the supporting box body (1).

6. The three-dimensional laser scanner for rapidly monitoring mine tunnel and section deformation as claimed in claim 1, wherein: the storage battery (33) and the single chip microcomputer (26) are both located between the support disc (20) and the support box body (1).

7. The three-dimensional laser scanner for rapidly monitoring mine tunnel and section deformation as claimed in claim 1, wherein: the third bearings (13) are ball bearings, the number of the third bearings (13) is two, and the two third bearings (13) are positioned on the right side of the driving bevel gear (15).

8. The three-dimensional laser scanner for rapidly monitoring mine tunnel and section deformation as claimed in claim 1, wherein: the working boxes (21) are cylindrical and are distributed in the vertical direction of the square supporting box body (1).

9. The three-dimensional laser scanner for rapidly monitoring mine tunnel and section deformation as claimed in claim 1, wherein: the heat dissipation box (24) is a stainless steel box body, the number of the heat dissipation boxes (24) is two, and the two heat dissipation boxes are symmetrical about the same straight line.

10. The three-dimensional laser scanner for rapidly monitoring mine tunnel and section deformation as claimed in claim 1, wherein: the number of the auxiliary columns (10) is two, the auxiliary columns are horizontally and symmetrically distributed on two sides of the supporting shaft (9), and the rotating diameter of each auxiliary column (10) is smaller than the linear distance between the single chip microcomputer (26) and the storage battery (33).