CN116429009A - Mining intrinsic safety type laser scanner and application method thereof - Google Patents
Mining intrinsic safety type laser scanner and application method thereof Download PDFInfo
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- CN116429009A CN116429009A CN202310697289.6A CN202310697289A CN116429009A CN 116429009 A CN116429009 A CN 116429009A CN 202310697289 A CN202310697289 A CN 202310697289A CN 116429009 A CN116429009 A CN 116429009A
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- 238000005065 mining Methods 0.000 title claims abstract description 19
- 238000000034 method Methods 0.000 title claims abstract description 15
- 230000007246 mechanism Effects 0.000 claims abstract description 52
- 238000007789 sealing Methods 0.000 claims abstract description 43
- 238000001514 detection method Methods 0.000 claims abstract description 34
- 239000012535 impurity Substances 0.000 claims description 58
- 238000007599 discharging Methods 0.000 claims description 25
- 239000002985 plastic film Substances 0.000 claims description 24
- 238000009423 ventilation Methods 0.000 claims description 23
- 238000005192 partition Methods 0.000 claims description 22
- 230000000712 assembly Effects 0.000 claims description 12
- 238000000429 assembly Methods 0.000 claims description 12
- 239000000428 dust Substances 0.000 claims description 11
- 238000013016 damping Methods 0.000 claims description 10
- 230000001105 regulatory effect Effects 0.000 claims description 5
- 239000003245 coal Substances 0.000 abstract description 15
- 230000008569 process Effects 0.000 abstract description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 6
- 238000005259 measurement Methods 0.000 abstract description 3
- 238000004140 cleaning Methods 0.000 abstract description 2
- 230000002035 prolonged effect Effects 0.000 abstract description 2
- 238000005457 optimization Methods 0.000 description 8
- 239000002817 coal dust Substances 0.000 description 4
- 238000012544 monitoring process Methods 0.000 description 3
- 230000003139 buffering effect Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B11/00—Measuring arrangements characterised by the use of optical techniques
- G01B11/16—Measuring arrangements characterised by the use of optical techniques for measuring the deformation in a solid, e.g. optical strain gauge
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D11/00—Component parts of measuring arrangements not specially adapted for a specific variable
- G01D11/24—Housings ; Casings for instruments
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D10/00—Energy efficient computing, e.g. low power processors, power management or thermal management
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Abstract
The invention relates to the technical field of mine channel deformation measurement and discloses a mining intrinsic safety type laser scanner and a using method thereof, wherein the mining intrinsic safety type laser scanner comprises a combined shell, a laser detection mechanism and a spherical opening and closing type protection mechanism, wherein the laser detection mechanism and the spherical opening and closing type protection mechanism are arranged in the combined shell, the spherical opening and closing type protection mechanism is arranged outside the laser detection mechanism, and a notch for the laser detection mechanism to collect data is formed in the combined shell; according to the invention, the spherical open-close type protection mechanism is arranged outside the laser detection instrument, when the laser detection instrument is not in use, the spherical open-close type protection mechanism forms a sealing sphere, so that the laser detection instrument is wrapped, the influence of external pulverized coal and water vapor on equipment can be effectively avoided, and in the continuous open-close process, the pulverized coal entering the spherical open-close type protection mechanism can be directly discharged to a large part, the workload of manual cleaning can be effectively reduced, and the service life of the equipment is prolonged.
Description
Technical Field
The invention relates to the technical field of mine tunnel deformation measurement, in particular to a mining intrinsic safety type laser scanner and a use method thereof.
Background
At present, most coal mines adopt a manual mode in roadway deformation measurement, marks are made in advance, a tape measure is used for measuring the distance between two marks at regular time, basic data are provided for analyzing the surrounding rock movement rule, and the defects of large workload, small data volume, low precision and the like exist. The system also has the defects that a mechanical electronic instrument, such as a handheld measuring instrument, is adopted, a worker enters a roadway handheld instrument to measure, data are stored in the instrument, the handheld collector is used for manually collecting the data at regular time, the data are arranged and analyzed after a computer is input on a well, the orthogonal surface cannot be ensured, the maintenance workload is large and the like; meanwhile, the dynamic alarm is always supported between the top plate and the bottom plate, so that inconvenience is brought to personnel and vehicles passing through the roadway.
Meanwhile, the existing 3d laser detection instrument cannot adapt to the working conditions of multiple coal fines and vapor at the bottom of a coal mine, the conventional 3d laser detection instrument is used for a long time, and the vapor and the coal fines can influence the laser detection instrument, so that the detection precision is reduced or the detection precision is damaged.
Disclosure of Invention
The invention aims to solve the problems and provides a mining intrinsic safety type laser scanner and a using method thereof.
The invention provides a mining intrinsic safety type laser scanner which comprises a combined shell, a laser detection mechanism and a spherical opening and closing type protection mechanism, wherein the laser detection mechanism and the spherical opening and closing type protection mechanism are arranged in the combined shell, the spherical opening and closing type protection mechanism is arranged outside the laser detection mechanism, and a notch for the laser detection mechanism to collect data is formed in the combined shell.
The laser detection mechanism comprises a threading type supporting pipe connected to the inner wall of the combined shell, an integrated control box connected to one end of the threading type supporting pipe and a laser detector connected to the integrated control box, wherein the laser detector is arranged corresponding to the notch.
The spherical open-close type protection mechanism comprises a fixed impurity suction and discharge assembly fixedly connected to the combined shell, a folding type air pressure adjusting assembly, a scanning area protection assembly and an auxiliary pressure adjusting assembly which are sequentially connected to the fixed impurity suction and discharge assembly in a sliding mode, and a power assembly connected to the integrated control box, wherein the output end of the power assembly is connected with the scanning area protection assembly, an adapting hole for a threading type supporting tube to pass through is formed in the fixed impurity suction and discharge assembly, two ends of the folding type air pressure adjusting assembly are fixedly connected with one end of the fixed impurity suction and discharge assembly and one end of the scanning area protection assembly respectively, one end of the auxiliary pressure adjusting assembly is fixedly connected with the other end of the fixed impurity suction and discharge assembly, the other end of the auxiliary pressure adjusting assembly is detachably connected with the other end of the scanning area protection assembly, the inner space of the fixed impurity suction and discharge assembly is communicated with the inner space of the folding type air pressure adjusting assembly, and a plurality of first unidirectional ventilation assemblies and second unidirectional ventilation assemblies are arranged on the fixed impurity suction and discharge assembly.
When the spherical open-close type protection mechanism is in a closed state, the fixed impurity suction and discharge assembly, the folding type air pressure adjusting assembly, the scanning area protection assembly and the auxiliary pressure adjusting assembly form a sealing sphere, the inner space of the fixed impurity suction and discharge assembly is respectively communicated with the inner space and the outer space of the sealing sphere through a plurality of first unidirectional ventilation assemblies and second unidirectional ventilation assemblies, the folding type air pressure adjusting assembly is in a stretching state and forms negative pressure in the inner space of the folding type air pressure adjusting assembly, and air in the inner space of the sealing sphere is pumped into the folding type air pressure adjusting assembly.
When the spherical open-close type protection mechanism is in an open-close state, the folding air pressure adjusting component is in a compressed state and forms positive pressure in the inner space of the folding air pressure adjusting component, and air in the inner space of the sealing sphere is discharged to the outside of the sealing sphere.
As a further optimization scheme of the invention, the combined shell comprises a base, a first hemispherical shell detachably connected to the base and a second hemispherical shell detachably connected to the first hemispherical shell, wherein the first hemispherical shell is connected with a first connecting piece, the second hemispherical shell is connected with a second connecting piece matched with the first connecting piece, the notch is formed in the second hemispherical shell, the lower end of the base is provided with a dust discharging groove matched with a fixed impurity suction and discharge assembly, the threading support tube is fixedly connected to the base, and the first hemispherical shell and the second hemispherical shell are respectively provided with an adapting groove matched with the threading support tube.
As a further optimization scheme of the invention, the fixed impurity suction and discharge assembly comprises two circular sphere segment plates, a first perforation arranged at the center of the circular sphere segment plates, a fixed sphere segment plate fixedly connected to the circular sphere segment plates, a buffer cavity arranged in the wall of the fixed sphere segment plate, and a first vent hole arranged at one end of the fixed sphere segment plate, wherein the buffer cavity is communicated with the inner space of the folding air pressure adjusting assembly through the first vent hole, the circular sphere segment plates are fixedly connected to the inner wall of the first hemispherical shell, and no gap exists between the circular sphere segment plates and the first hemispherical shell.
As a further optimization scheme of the invention, the first one-way ventilation assembly comprises a plurality of second perforations arranged on the inner spherical surface of the fixed spherical arc plate, a first baffle plate connected to the inner wall of each second perforation, an ash inlet arranged on the first baffle plate, and a first plastic sheet connected to the side wall of the first baffle plate, which is close to the cache chamber, wherein only one end of the first plastic sheet is fixedly connected with the first baffle plate, and the first plastic sheet covers the ash inlet.
As a further optimization scheme of the invention, the second one-way ventilation assembly comprises a plurality of third perforations arranged on the outer spherical surface of the fixed spherical arc plate, a second partition plate connected to the inner wall of each third perforation, ash discharge holes arranged on the second partition plate, and second plastic sheets connected to the side wall, close to the ash discharge groove, of the second partition plate, wherein only one end of each second plastic sheet is fixedly connected with the second partition plate, and the second plastic sheets cover the ash discharge holes.
As a further optimization scheme of the invention, the folding type air pressure adjusting assembly comprises a plurality of first ball arc type air storage pieces, first movable ball arc plates and second air vent holes which are alternately connected, wherein the second air vent holes are formed in the walls of the first movable ball arc plates and are communicated with the inner space of the first ball arc type air storage pieces, and the inner space of the first ball arc type air storage pieces connected to one end of each fixed ball arc plate is communicated with the cache chamber through first air vent holes.
As a further optimization scheme of the invention, the scanning area protection assembly comprises a second movable ball arc plate and a ball arc-shaped sealing plugboard connected with the other end of the second movable ball arc plate, wherein one end of the second movable ball arc plate is fixedly connected with the first ball arc-shaped gas storage piece; the power assembly comprises a motor connected to the integrated control box, a coupler connected to the output shaft end of the motor, a rotating shaft connected to one end of the coupler and a first connecting rod connected to the rotating shaft, one end of the first connecting rod is fixedly connected with the second movable spherical arc plate, a bearing is arranged on the first connecting piece, and one end of the rotating shaft penetrates through the first through hole and is connected with the bearing.
As a further optimization scheme of the invention, the auxiliary pressure regulating assembly comprises a second spherical arc type gas storage piece, a third movable spherical arc plate connected to one end of the second spherical arc type gas storage piece, a spherical arc type sealing slot and a third vent hole, wherein the spherical arc type sealing slot and the spherical arc type sealing plugboard are arranged on the third movable spherical arc plate in a matching way, and the inner space of the second spherical arc type gas storage piece is communicated with the inner space of the sealing sphere through the third vent hole.
As a further optimization scheme of the invention, a rotary table is movably connected to the threading type supporting tube, the lower end of the rotary table is connected with a brush body, one of the first movable ball arc plates is connected with a second connecting rod, one end of the second connecting rod is connected with an arc damping plate matched with the rotary table, and the outer surface of the rotary table is provided with a damping layer matched with the arc damping plate.
The application method of the mining intrinsic safety type laser scanner comprises the following steps.
When the combined shell is mounted to the appointed detection point, the power assembly drives the scanning area protection assembly in the spherical opening-closing type protection mechanism to rotate, so that the covered incision is not shielded, and the laser detector is started to collect data of the roadway.
And after the collection is finished, driving the scanning area protection assembly to seal the incision again through the power assembly.
The invention has the beneficial effects that: according to the invention, the spherical open-close type protection mechanism is arranged outside the laser detection instrument, when the laser detection instrument is not in use, the spherical open-close type protection mechanism forms a sealing sphere, so that the laser detection instrument is wrapped, the influence of external pulverized coal and water vapor on equipment can be effectively avoided, and in the continuous open-close process, the pulverized coal entering the spherical open-close type protection mechanism can be directly discharged to a large part, the workload of manual cleaning can be effectively reduced, and the service life of the equipment is prolonged.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a partial cross-sectional view of the present invention.
Fig. 3 is a schematic structural view of an open-close type protection mechanism of the present invention.
Fig. 4 is a mating view of the power assembly of the present invention and a folding air pressure regulator assembly.
Fig. 5 is an enlarged view of fig. 2 at a in accordance with the present invention.
Fig. 6 is an enlarged view of the invention at B in fig. 2.
Fig. 7 is an enlarged view of fig. 2 at C in accordance with the present invention.
Fig. 8 is an enlarged view of fig. 2D of the present invention.
In the figure: 1. a base; 101. a dust discharge groove; 2. a first hemispherical shell; 201. a first connector; 3. a second hemispherical shell; 301. a second connector; 302. a notch; 4. a laser detection mechanism; 401. threading type supporting tube; 402. an integrated control box; 403. a laser detector; 5. a spherical open-close type protection mechanism; 51. a fixed impurity suction and discharge assembly; 5101. a circular sphere segment plate; 5102. a first perforation; 5103. fixing a ball arc plate; 5104. a cache chamber; 5105. a second perforation; 5106. a first separator; 5107. an ash inlet hole; 5108. a first plastic sheet; 5109. a first vent hole; 5110. a third perforation; 5111. a second separator; 5112. an ash discharge hole; 5113. a second plastic sheet; 52. a folding air pressure adjusting assembly; 5201. a first ball arc type gas storage member; 5202. a first moving ball arc plate; 5203. a second vent hole; 53. a scanning area protection assembly; 5301. a second moving ball arc plate; 5302. ball arc sealing plugboard; 54. an auxiliary pressure regulating assembly; 5401. a second ball arc type gas storage member; 5402. a third moving ball arc plate; 5403. ball arc type sealed slot; 5404. a third vent hole; 55. a power assembly; 5501. a motor; 5502. a coupling; 5503. a first link; 601. a turntable; 602. a brush body; 603. a second link; 604. an arc-shaped damping plate.
Detailed Description
The subject matter described herein will now be discussed with reference to example embodiments. It is to be understood that these embodiments are merely discussed so that those skilled in the art may better understand and implement the subject matter described herein and that changes may be made in the function and arrangement of the elements discussed without departing from the scope of the disclosure herein. Various examples may omit, replace, or add various procedures or components as desired. In addition, features described with respect to some examples may be combined in other examples as well.
Example 1
As shown in fig. 1-8, the mining intrinsic safety type laser scanner comprises a combined shell, a laser detection mechanism 4 and a spherical open-close type protection mechanism 5, wherein the laser detection mechanism 4 and the spherical open-close type protection mechanism 5 are arranged in the combined shell, the spherical open-close type protection mechanism 5 is arranged outside the laser detection mechanism 4, and a notch 302 for the laser detection mechanism 4 to collect data is formed in the combined shell.
The laser detection mechanism 4 comprises a threading type supporting tube 401 connected to the inner wall of the combined shell, an integrated control box 402 connected to one end of the threading type supporting tube 401, and a laser detector 403 connected to the integrated control box 402, wherein the laser detector 403 is arranged corresponding to the notch 302.
The spherical open-close type protection mechanism 5 comprises a fixed impurity suction and discharge assembly 51 fixedly connected to the combined shell, a folding type air pressure adjusting assembly 52, a scanning area protection assembly 53 and an auxiliary pressure adjusting assembly 54 which are sequentially connected to the fixed impurity suction and discharge assembly 51 in a sliding mode, and a power assembly 55 connected to the integrated control box 402, wherein the output end of the power assembly 55 is connected to the scanning area protection assembly 53, an adapting hole for the threading type supporting tube 401 to pass through is formed in the fixed impurity suction and discharge assembly 51, two ends of the folding type air pressure adjusting assembly 52 are fixedly connected with one end of the fixed impurity suction and discharge assembly 51 and one end of the scanning area protection assembly 53 respectively, one end of the auxiliary pressure adjusting assembly 54 is fixedly connected with the other end of the fixed impurity suction and discharge assembly 51, the other end of the auxiliary pressure adjusting assembly is detachably connected with the other end of the scanning area protection assembly 53, the inner space of the fixed impurity suction and discharge assembly 51 is communicated with the inner space of the folding type air pressure adjusting assembly 52, and a plurality of first unidirectional ventilation assemblies and second unidirectional ventilation assemblies are arranged on the fixed impurity suction and discharge assembly 51.
When the spherical open-close type protection mechanism 5 is in a closed state, the fixed impurity suction and discharge assembly 51, the folding type air pressure adjusting assembly 52, the scanning area protection assembly 53 and the auxiliary pressure adjusting assembly 54 form a sealing sphere, the inner space of the fixed impurity suction and discharge assembly 51 is respectively communicated with the inner space and the outer space of the sealing sphere through a plurality of first unidirectional ventilation assemblies and second unidirectional ventilation assemblies, the folding type air pressure adjusting assembly 52 is in a stretching state and forms negative pressure in the inner space of the folding type air pressure adjusting assembly 52, and air in the inner space of the sealing sphere is pumped into the folding type air pressure adjusting assembly 52.
When the spherical open-close type protection mechanism 5 is in the open-close state, the folding air pressure adjusting component 52 is in a compressed state and forms positive pressure in the inner space of the folding air pressure adjusting component 52, and the air in the inner space of the sealing sphere is discharged to the outside of the sealing sphere.
It should be noted that, when the deformation monitoring process is performed on the roadway, the combined shell is first mounted to the designated detection point, and then the movable supporting device and the rotating device are also matched, which is not described in detail herein, the power assembly 55 drives the scanning area protection assembly 53 in the spherical open-close protection mechanism 5 to rotate, so that after the covered incision 302 is not blocked, the laser detector 403 is started to collect data on the roadway, and after the collection is finished, the power assembly 55 drives the scanning area protection assembly 53 to seal the incision 302 again.
In the monitoring process, the scanning area protection assembly 53 is required to be periodically opened and data acquisition is required, specifically, in the opening and closing process, the scanning area protection assembly 53 is driven by the power assembly 55 to move along a moving path arranged on the fixed impurity sucking and discharging assembly 51, the inner wall of the combined shell is spherical, the scanning area protection assembly 53 is contacted with the inner wall of the combined shell and is free from gaps, friction force is overcome by the power assembly 55, when the scanning area protection assembly 53 is moved away from the notch 302, the folding air pressure adjusting assembly 52 is compressed, at the moment, the internal space of the folding air pressure adjusting assembly 52 is reduced, air stored in the folding air pressure adjusting assembly is compressed to the internal space of the fixed impurity sucking and discharging assembly 51, at the moment, the air pressure in the fixed impurity sucking and discharging assembly 51 is increased, the second unidirectional ventilation assembly arranged on the fixed impurity sucking and discharging assembly is opened by the air pressure, so that the air in the fixed impurity sucking and discharging assembly is discharged, in the closing process, the internal space of the folding air pressure adjusting component 52 is increased to generate negative pressure, air is pumped into the internal space of the fixed impurity sucking and discharging component 51, at the moment, the fixed impurity sucking and discharging component 51 also generates negative pressure, and the first one-way ventilation component is opened, at the moment, air in the space formed among the fixed impurity sucking and discharging component 51, the folding air pressure adjusting component 52, the scanning area protecting component 53 and the auxiliary pressure adjusting component 54 can be pumped in, water vapor and coal dust entering the space because the previous cut 302 is not shielded can be pumped into the internal space of the fixed impurity sucking and discharging component 51 to be buffered along with the air, when the scanning area protecting component 53 is opened again, the folding air pressure adjusting component 52 can be compressed to discharge impurities buffered in the space of the fixed impurity sucking and discharging component 51 out of the sealing sphere, the device can effectively prevent the influence of coal dust and water vapor on the device, and can effectively prevent the external water vapor and the coal dust from entering the sealing sphere, and can effectively discharge the coal dust and the water vapor entering the sealing sphere in the closing process, thereby greatly improving the service life and the monitoring precision of the device.
The combined shell comprises a base 1, a first hemispherical shell 2 detachably connected to the base 1 and a second hemispherical shell 3 detachably connected to the first hemispherical shell 2, a first connecting piece 201 is connected to the first hemispherical shell 2, a second connecting piece 301 matched with the first connecting piece 201 is connected to the second hemispherical shell 3, a notch 302 is formed in the second hemispherical shell 3, a dust discharging groove 101 matched with the fixed impurity suction and discharge assembly 51 is formed in the lower end of the base 1, a threading type supporting tube 401 is fixedly connected to the base 1, and adapting grooves matched with the threading type supporting tube 401 are formed in the first hemispherical shell 2 and the second hemispherical shell 3.
During assembly, the first hemispherical shell 2 is connected with the base 1, then the fixed impurity suction and exhaust assembly 51, the folding air pressure adjusting assembly 52, the scanning area protection assembly 53 and the auxiliary pressure adjusting assembly 54 are installed and connected on the first hemispherical shell 2, and finally the second hemispherical shell 3 is combined on the first hemispherical shell 2, after connection, the second hemispherical shell 3 and the base 1 are in seamless contact, the notch 302 on the second hemispherical shell 3 is aligned with the laser detector 403, and the laser detector 403 can collect roadway data.
Wherein, fixed impurity is inhaled row subassembly 51 includes two circular ball and is lack board 5101, locate the first perforation 5102 of circular ball and lack board 5101 central point department, fixed ball arc board 5103 of fixed connection on circular ball and lack board 5101, locate the buffering cavity 5104 of fixed ball arc board 5103 wall and locate the first air vent 5109 of fixed ball arc board 5103 one end, buffering cavity 5104 is linked together through first air vent 5109 and folding pneumatic adjustment assembly 52's inner space, circular ball is lack board 5101 fixed connection is on the inner wall of first hemispherical shell 2, and there is not the gap between circular ball and lack board 5101 and the first hemispherical shell 2.
The first unidirectional ventilation assembly comprises a plurality of second through holes 5105 arranged on the inner spherical surface of the fixed ball arc plate 5103, a first partition plate 5106 connected to the inner wall of the second through holes 5105, an ash inlet 5107 arranged on the first partition plate 5106, and a first plastic sheet 5108 connected to the side wall of the first partition plate 5106, which is close to the cache chamber 5104, wherein only one end of the first plastic sheet 5108 is fixedly connected with the first partition plate 5106, and the first plastic sheet 5108 covers the ash inlet 5107.
The second one-way ventilation assembly comprises a plurality of third through holes 5110 formed on the outer spherical surface of the fixed ball arc plate 5103, a second partition 5111 connected to the inner wall of the third through holes 5110, ash discharge holes 5112 formed on the second partition 5111, and second plastic sheets 5113 connected to the side wall of the second partition 5111, which is close to the dust discharge groove 101, wherein only one end of each second plastic sheet 5113 is fixedly connected with the second partition 5111, and the second plastic sheets 5113 cover the ash discharge holes 5112.
It should be noted that, as described above, in the closing process, the internal space of the folded air pressure adjusting assembly 52 is increased, negative pressure is generated, and air is drawn in from the internal space of the fixed impurity sucking and discharging assembly 51, at this time, negative pressure is also generated in the fixed impurity sucking and discharging assembly 51, and the first unidirectional ventilation assembly is opened, at this time, the air in the space formed by the fixed impurity sucking and discharging assembly 51, the folded air pressure adjusting assembly 52, the scanning area protecting assembly 53 and the auxiliary pressure adjusting assembly 54 can be drawn in, and the moisture and the pulverized coal entering the space can be sucked into the internal space of the fixed impurity sucking and discharging assembly 51 to be buffered along with the air, specifically, the folded air pressure adjusting assembly 52 is recovered to be in a stretched state from a compressed state, the internal space is increased, negative pressure is generated, and is communicated with the buffer chamber 5104 from the first ventilation hole 5109, so that negative pressure is generated in the buffer chamber 5104, at this time, the second plastic sheet 5113 is adsorbed on the second partition 5111, the dust discharging groove 101 is tightly covered, the external air cannot enter from the dust discharging hole 5112, the first plastic sheet 8 is sucked into the buffer chamber 5104, and the moisture and the pulverized coal can be effectively deformed into the buffer chamber 5104, and the moisture can be effectively contained in the buffer chamber 5104.
And when the folding air pressure adjusting assembly 52 is compressed, the inner space of the folding air pressure adjusting assembly 52 is reduced, the air stored in the folding air pressure adjusting assembly is compressed to the inner space of the fixed impurity sucking and discharging assembly 51, at this time, the air pressure in the fixed impurity sucking and discharging assembly 51 is increased, the second one-way ventilation assembly arranged on the fixed impurity sucking and discharging assembly is opened by the air pressure, so that the air in the fixed impurity sucking and discharging assembly is discharged, and particularly, the principle is the same as above, at this time, the first plastic sheet 5108 is influenced by positive pressure, is tightly attached to the first partition plate 5106 and seals the dust inlet 5107, the second plastic sheet 5113 is bent and deformed, the dust outlet 5112 is opened, and the air is discharged from the dust outlet 5112 to the outside.
Wherein, the folding air pressure adjusting assembly 52 includes a plurality of first ball arc type air storing pieces 5201, first movable ball arc plates 5202 which are alternately connected, and second air vent holes 5203 which are arranged in the walls of the first movable ball arc plates 5202, wherein the second air vent holes 5203 are communicated with the inner space of the first ball arc type air storing pieces 5201, and the inner space of the first ball arc type air storing pieces 5201 which are connected with one end of the fixed ball arc plates 5103 is communicated with the buffer chamber 5104 through a first air vent 5109.
The scanning area protection assembly 53 includes a second movable ball arc plate 5301 and a ball arc-shaped sealing insertion plate 5302 connected to the other end of the second movable ball arc plate 5301, wherein one end of the second movable ball arc plate 5301 is fixedly connected to the first ball arc gas storage member 5201; the power assembly 55 comprises a motor 5501 connected to the integrated control box 402, a coupler 5502 connected to the output shaft end of the motor 5501, a rotating shaft connected to one end of the coupler 5502, and a first connecting rod 5503 connected to the rotating shaft, wherein one end of the first connecting rod 5503 is fixedly connected with the second movable ball arc plate 5301, a bearing is arranged on the first connecting piece 201, and one end of the rotating shaft penetrates through the first through hole 5102 and is connected with the bearing.
It should be noted that, as described above, when the scan area protection component 53 is moved, the motor 5501 drives the coupler 5502 to drive the rotating shaft to rotate, the rotating shaft rotates to drive the first link 5503 to rotate, the first link 5503 rotates to drive the connected second movable ball arc plate 5301 to move in the same direction and in the same angle, and the second movable ball arc plate 5301 moves to drive the first ball arc gas storage member 5201 connected with the second movable ball arc plate 5301, which may adopt a structure such as an air bag or a plastic sealing sleeve, a groove for moving the circular ball arc gas storage member 5101 is provided on the connection part with the circular ball arc plate 5101, and a sealing sliding member may be provided on the connection part between the first ball arc gas storage member 5201 and the groove, so as to improve the sealing performance of the whole sealing sphere, and the first ball arc gas storage member 5201 is compressed or stretched in the process of moving along with the second movable ball arc plate 5301, so that the size of the space inside of the first ball arc gas storage member is changed, thereby generating the change of air pressure.
The auxiliary pressure regulating component 54 includes a second ball arc gas storage member 5401, a third movable ball arc plate 5402 connected to one end of the second ball arc gas storage member 5401, a ball arc seal slot 5403 and a third vent 5404 arranged on the third movable ball arc plate 5402, wherein the ball arc seal slot 5403 and the ball arc seal plug board 5302 are arranged in a matched manner, and an inner space of the second ball arc gas storage member 5401 is communicated with an inner space of the seal ball through the third vent 5404.
It should be noted that, after the scan area protection component 53 is closed, the impurities in the external air cannot enter the sealing sphere, in order to heighten the effect of discharging the impurities in the sealing sphere into the buffer chamber 5104, after the ball arc sealing insert plate 5302 on the second moving ball arc plate 5301 is inserted into the ball arc sealing insert slot on the third moving ball arc plate 5402, the motor 5501 continues to drive the second moving ball arc plate 5301 to move, so that the third moving ball arc plate 5402 follows the second moving ball arc plate 5301, at this time, the second ball arc air storage 5401 and the first ball arc air storage 5201 are respectively in a compressed and stretched state, the negative pressure in the buffer chamber 5104 continues to suck the air in the sealing sphere and the impurities into the buffer chamber 5104, and the air stored in the second ball arc air storage 5401 is conveyed from the third air hole 5404 to the sealing sphere, so that the air pressure in the sealing sphere keeps relatively stable, and meanwhile, the air flow can be further generated to enable the impurities to enter the buffer chamber 5104, and the filter screen with a corresponding structure can be arranged at the third air hole 5404.
Wherein, swing joint has carousel 601 on the threading formula stay tube 401, and the lower extreme of carousel 601 is connected with brush body 602, is connected with second connecting rod 603 on one of them first removal ball arc board 5202, and the one end of second connecting rod 603 is connected with the arc damping plate 604 with carousel 601 matched with, and the surface of carousel 601 is equipped with the damping layer with arc damping plate 604 matched with.
It should be noted that, when the brush body 602 on the turntable 601 continuously wipes the pulverized coal in the area between the second perforations 5105, so that the pulverized coal can be scanned into the second perforations 5105, so that the negative pressure can efficiently suck the deposited pulverized coal into the cache chamber 5104 and directly discharge the deposited pulverized coal when the brush body is opened next time, at this time, the pulverized coal cannot be effectively sucked into the cache chamber 5104.
The embodiment has been described above with reference to the embodiment, but the embodiment is not limited to the above-described specific implementation, which is only illustrative and not restrictive, and many forms can be made by those of ordinary skill in the art, given the benefit of this disclosure, are within the scope of this embodiment.
Claims (10)
1. The mining intrinsic safety type laser scanner is characterized by comprising a combined shell, a laser detection mechanism and a spherical opening and closing type protection mechanism, wherein the laser detection mechanism and the spherical opening and closing type protection mechanism are arranged in the combined shell, the spherical opening and closing type protection mechanism is arranged outside the laser detection mechanism, and a notch for the laser detection mechanism to collect data is formed in the combined shell;
the laser detection mechanism comprises a threading type supporting pipe connected to the inner wall of the combined shell, an integrated control box connected to one end of the threading type supporting pipe and a laser detector connected to the integrated control box, wherein the laser detector is arranged corresponding to the notch;
the spherical open-close type protection mechanism comprises a fixed impurity suction and discharge assembly fixedly connected to the combined shell, a folding type air pressure adjusting assembly, a scanning area protection assembly, an auxiliary pressure adjusting assembly and a power assembly, wherein the folding type air pressure adjusting assembly, the scanning area protection assembly and the auxiliary pressure adjusting assembly are sequentially connected to the fixed impurity suction and discharge assembly in a sliding mode, the power assembly is connected to the integrated control box, an adapting hole for a threading supporting tube to pass through is formed in the fixed impurity suction and discharge assembly, two ends of the folding type air pressure adjusting assembly are fixedly connected with one end of the fixed impurity suction and discharge assembly and one end of the scanning area protection assembly respectively, one end of the auxiliary pressure adjusting assembly is fixedly connected with the other end of the fixed impurity suction and discharge assembly, the other end of the auxiliary pressure adjusting assembly is detachably connected with the other end of the scanning area protection assembly, the inner space of the fixed impurity suction and discharge assembly is communicated with the inner space of the folding type air pressure adjusting assembly, and a plurality of first unidirectional ventilation assemblies and second unidirectional ventilation assemblies are arranged on the fixed impurity suction and discharge assembly;
when the spherical open-close type protection mechanism is in a closed state, the fixed impurity suction and discharge assembly, the folding type air pressure adjusting assembly, the scanning area protection assembly and the auxiliary pressure adjusting assembly form a sealing sphere, the inner space of the fixed impurity suction and discharge assembly is respectively communicated with the inner space and the outer space of the sealing sphere through a plurality of first unidirectional ventilation assemblies and second unidirectional ventilation assemblies, the folding type air pressure adjusting assembly is in a stretching state and forms negative pressure in the inner space of the folding type air pressure adjusting assembly, and air in the inner space of the sealing sphere is pumped into the folding type air pressure adjusting assembly;
when the spherical open-close type protection mechanism is in an open-close state, the folding air pressure adjusting component is in a compressed state and forms positive pressure in the inner space of the folding air pressure adjusting component, and air in the inner space of the sealing sphere is discharged to the outside of the sealing sphere.
2. The mining intrinsic safety type laser scanner according to claim 1, wherein the combined housing comprises a base, a first hemispherical housing detachably connected to the base and a second hemispherical housing detachably connected to the first hemispherical housing, the first hemispherical housing is connected with a first connecting piece, the second hemispherical housing is connected with a second connecting piece matched with the first connecting piece, the notch is formed in the second hemispherical housing, a dust discharging groove matched with the fixed impurity sucking and discharging assembly is formed in the lower end of the base, the threading type supporting tube is fixedly connected to the base, and the first hemispherical housing and the second hemispherical housing are respectively provided with an adapting groove matched with the threading type supporting tube.
3. The mining intrinsic safety type laser scanner according to claim 2, wherein the fixed impurity suction and discharge assembly comprises two circular sphere segment plates, a first perforation arranged at the center of the circular sphere segment plates, a fixed sphere arc plate fixedly connected to the circular sphere segment plates, a buffer cavity arranged in the wall of the fixed sphere arc plate, and a first vent hole arranged at one end of the fixed sphere arc plate, the buffer cavity is communicated with the inner space of the folding air pressure adjusting assembly through the first vent hole, the circular sphere segment plates are fixedly connected to the inner wall of the first hemispherical shell, and no gap exists between the circular sphere segment plates and the first hemispherical shell.
4. The mining intrinsic safety type laser scanner according to claim 3, wherein the first unidirectional ventilation assembly comprises a plurality of second perforations arranged on the inner spherical surface of the fixed spherical arc plate, a first partition plate connected to the inner wall of each second perforation, an ash inlet arranged on the first partition plate, and a first plastic sheet connected to the side wall, close to the buffer cavity, of the first partition plate, only one end of the first plastic sheet is fixedly connected with the first partition plate, and the first plastic sheet covers the ash inlet.
5. The mining intrinsic safety type laser scanner according to claim 4, wherein the second unidirectional ventilation assembly comprises a plurality of third perforations arranged on the outer spherical surface of the fixed spherical arc plate, a second partition plate connected to the inner wall of each third perforation, ash discharge holes arranged on the second partition plate, and second plastic sheets connected to the side wall, close to the dust discharge groove, of the second partition plate, only one end of each second plastic sheet is fixedly connected with the second partition plate, and the second plastic sheets cover the ash discharge holes.
6. The mining intrinsically-safe laser scanner of claim 5, wherein the folding air pressure regulating assembly includes a plurality of first ball arc type air reservoirs alternately connected, a first movable ball arc plate and a second vent hole arranged in the wall of the first movable ball arc plate, wherein the second vent hole is communicated with the inner space of the first ball arc type air reservoir, and the inner space of the first ball arc type air reservoir connected to one end of the fixed ball arc plate is communicated with the buffer chamber through a first vent hole.
7. The mining intrinsic safety type laser scanner according to claim 6, wherein the scanning area protection assembly comprises a second movable spherical arc plate and a spherical arc-shaped sealing plugboard connected to the other end of the second movable spherical arc plate, and one end of the second movable spherical arc plate is fixedly connected with the first spherical arc-shaped gas storage piece; the power assembly comprises a motor connected to the integrated control box, a coupler connected to the output shaft end of the motor, a rotating shaft connected to one end of the coupler and a first connecting rod connected to the rotating shaft, one end of the first connecting rod is fixedly connected with the second movable spherical arc plate, a bearing is arranged on the first connecting piece, and one end of the rotating shaft penetrates through the first through hole and is connected with the bearing.
8. The mining intrinsic safety type laser scanner according to claim 7, wherein the auxiliary pressure regulating assembly comprises a second spherical arc type gas storage piece, a third movable spherical arc plate connected to one end of the second spherical arc type gas storage piece, a spherical arc type sealing slot and a third air vent, wherein the spherical arc type sealing slot and the spherical arc type sealing plug board are arranged on the third movable spherical arc plate in a matched mode, and an inner space of the second spherical arc type gas storage piece is communicated with an inner space of a sealing sphere through the third air vent.
9. The mining intrinsic safety type laser scanner according to claim 8, wherein a rotary table is movably connected to the threading type supporting tube, a brush body is connected to the lower end of the rotary table, a second connecting rod is connected to one of the first movable spherical arc plates, one end of the second connecting rod is connected to an arc-shaped damping plate matched with the rotary table, and a damping layer matched with the arc-shaped damping plate is arranged on the outer surface of the rotary table.
10. A method of using the mining intrinsic safety type laser scanner as claimed in any one of claims 1 to 9, comprising the steps of:
when the combined shell is mounted to a specified detection point, the power assembly drives the scanning area protection assembly in the spherical opening-closing type protection mechanism to rotate, so that the covered incision is not shielded, and then the laser detector is started to collect data of a roadway;
and after the collection is finished, driving the scanning area protection assembly to seal the incision again through the power assembly.
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| CN202310697289.6A CN116429009B (en) | 2023-06-13 | 2023-06-13 | Mining intrinsic safety type laser scanner and application method thereof |
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| CN117268286A (en) * | 2023-11-20 | 2023-12-22 | 山东利沃信息科技有限公司 | Three-dimensional laser scanner |
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| CN116429009B (en) | 2023-08-11 |
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