CN116631301B - Mining intelligent dynamic voice safety identification - Google Patents
Mining intelligent dynamic voice safety identification Download PDFInfo
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- CN116631301B CN116631301B CN202310911412.XA CN202310911412A CN116631301B CN 116631301 B CN116631301 B CN 116631301B CN 202310911412 A CN202310911412 A CN 202310911412A CN 116631301 B CN116631301 B CN 116631301B
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- 238000005065 mining Methods 0.000 title claims description 29
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 33
- 230000000694 effects Effects 0.000 claims abstract description 13
- 238000001514 detection method Methods 0.000 claims description 54
- 238000009833 condensation Methods 0.000 claims description 49
- 230000005494 condensation Effects 0.000 claims description 49
- 230000007246 mechanism Effects 0.000 claims description 46
- 239000004065 semiconductor Substances 0.000 claims description 22
- 238000007789 sealing Methods 0.000 claims description 21
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 16
- 229910000831 Steel Inorganic materials 0.000 claims description 9
- 239000010959 steel Substances 0.000 claims description 9
- 238000004804 winding Methods 0.000 claims description 9
- 229910052742 iron Inorganic materials 0.000 claims description 8
- 229910000838 Al alloy Inorganic materials 0.000 claims description 7
- 238000001179 sorption measurement Methods 0.000 claims description 7
- 238000003860 storage Methods 0.000 claims description 7
- 238000004891 communication Methods 0.000 claims description 6
- 230000005540 biological transmission Effects 0.000 claims description 4
- 238000002347 injection Methods 0.000 claims description 2
- 239000007924 injection Substances 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 6
- 230000008569 process Effects 0.000 abstract description 5
- 229910052500 inorganic mineral Inorganic materials 0.000 abstract description 2
- 239000011707 mineral Substances 0.000 abstract description 2
- 238000005057 refrigeration Methods 0.000 description 12
- 238000010586 diagram Methods 0.000 description 9
- 238000009413 insulation Methods 0.000 description 9
- 230000009471 action Effects 0.000 description 5
- 239000000428 dust Substances 0.000 description 5
- 239000007788 liquid Substances 0.000 description 5
- 210000002421 cell wall Anatomy 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 239000011148 porous material Substances 0.000 description 3
- 238000009434 installation Methods 0.000 description 2
- 230000035699 permeability Effects 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 238000009412 basement excavation Methods 0.000 description 1
- 210000004027 cell Anatomy 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000008595 infiltration Effects 0.000 description 1
- 238000001764 infiltration Methods 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
Classifications
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F13/00—Illuminated signs; Luminous advertising
- G09F13/20—Illuminated signs; Luminous advertising with luminescent surfaces or parts
- G09F13/22—Illuminated signs; Luminous advertising with luminescent surfaces or parts electroluminescent
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F17/00—Methods or devices for use in mines or tunnels, not covered elsewhere
- E21F17/18—Special adaptations of signalling or alarm devices
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B21/00—Machines, plants or systems, using electric or magnetic effects
- F25B21/02—Machines, plants or systems, using electric or magnetic effects using Peltier effect; using Nernst-Ettinghausen effect
-
- 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
- G01D21/00—Measuring or testing not otherwise provided for
- G01D21/02—Measuring two or more variables by means not covered by a single other subclass
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B3/00—Audible signalling systems; Audible personal calling systems
- G08B3/10—Audible signalling systems; Audible personal calling systems using electric transmission; using electromagnetic transmission
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
- G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
- G09F9/33—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements being semiconductor devices, e.g. diodes
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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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Mining & Mineral Resources (AREA)
- Theoretical Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Electromagnetism (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Geophysics And Detection Of Objects (AREA)
- Audible And Visible Signals (AREA)
Abstract
The invention belongs to the technical field of mineral safety, and particularly relates to an intelligent dynamic voice safety mark for mines, which comprises a mine channel, wherein two groups of guide rail support frames are installed at the top of the mine channel, two adjacent guide rail support frames in the same group are assembled and fixedly arranged, guide rail strips communicated with each other are installed at the bottoms of the guide rail support frames in the same group, a movable seat is arranged at the upper side of the interior of the mine channel and is in an inverted trapezoid shape, two T-shaped slide rail blocks are fixedly installed at the top of the movable seat, and the two T-shaped slide rail blocks are arranged in the corresponding guide rail strips in a sliding manner. According to the invention, the movable seat with the warning mark structure moves in the mine channel in a movable mode, the coverage area of the warning mark is large, the movable mark can attract the eyes of workers, the marking effect is effectively improved, meanwhile, in the movable warning process, the position where the mine channel possibly collapses and seeps water can be actively marked and warned, and the safety warning effect is good.
Description
Technical Field
The invention belongs to the technical field of mineral safety, and particularly relates to an intelligent dynamic voice safety mark for mines.
Background
Safety production is always the most important subject in mining production, prevention and elimination of potential safety hazards in advance are important in mining production work, and setting of safety marks is one of simple and effective ways of achieving safety protection and warning effects.
At present, in mining production, personnel can be warned to operate normally through setting up a safety mark, and the error entering into a dangerous area is avoided, the safety mark is generally divided into a plurality of types, such as forbidden marks, warning marks, instruction marks and the like, and the image-text information, the color and the like of the various marks are different, but basically all the marks are fixed at a specific position in a mode of posting and the like, and the safety mark is not easy to draw attention of personnel due to the general effect of warning and prompting due to standing;
in order to improve the protection effect of the safety mark, for example, the Chinese patent of the invention with the authority bulletin number of CN104732684B discloses an intelligent dynamic voice safety mark for mines, which improves the warning effect by adopting dynamic graphics and texts, sound warning, combination with a protection device and the like, but still is only fixed at a fixed point position around equipment, is the same as the traditional safety mark, is kept still at a certain position, covers a limited range, has better protection effect on special equipment or special point positions, is better for the safety mark in a mine channel, has dead angles due to smaller width and long length of the mine channel, and has poor marking prompt effect on personnel in the mine channel due to the fact that the safety mark is kept still.
Disclosure of Invention
The invention aims to solve the problems and provides an intelligent dynamic voice safety mark for mines.
In order to achieve the above purpose, the present invention adopts the following technical scheme: the mining intelligent dynamic voice safety mark comprises a mine passage, wherein two groups of guide rail supporting frames are arranged at the top of the mine passage, the guide rail supporting frames are assembled and fixedly arranged in the same group, guide rail strips which are communicated are arranged at the bottoms of the guide rail supporting frames in the same group, a movable seat is arranged at the upper side of the interior of the mine passage and is in an inverted trapezoid shape, two T-shaped sliding rail blocks are fixedly arranged at the top of the movable seat and are respectively arranged in the corresponding guide rail strips in a sliding manner, a group of LED warning identification plates are fixedly arranged on two side walls of the movable seat, an LED display is respectively arranged between the LED warning identification plates in the same group, a group of voice players are respectively and fixedly arranged on the two side walls of the movable seat, a controller is fixedly arranged at one end of the movable seat, the two LED displays and the two groups of voice players are respectively and electrically connected with the controller, the top of the movable seat is fixedly provided with a hood, a detection switch electrically connected with a controller is arranged above the hood, two guide rails on the same side are both connected with a collapse detection mechanism matched with the detection switch together with a mine passage, a condensation cavity is arranged on the upper side of the interior of the movable seat, a moisture condensation mechanism is arranged on the condensation cavity together with the hood, a water quantity detection mechanism matched with the moisture condensation mechanism is arranged on one side of the interior of the movable seat, the moisture condensation mechanism is communicated with a trigger component matched with the water quantity detection mechanism, a battery mounting groove is arranged at the bottom of the movable seat, a storage battery is arranged in the battery mounting groove, a detachable battery cover is arranged at the bottom of the movable seat, a pulling mechanism connected with a T-shaped sliding rail block is arranged at the top of the mine passage, the side wall of the movable seat is fixedly provided with a wireless signal transmitter which is electrically connected with the controller, and the side wall of the pulling mechanism is fixedly provided with a wireless signal receiver which is in communication connection with the wireless signal transmitter.
Preferably, each collapse detection mechanism comprises a connecting plate fixedly arranged between two guide rail strips on the same side, the end face of the connecting plate is slidably connected with a touch rod, the top of the mine channel is provided with a detection groove, and the top of the touch rod is fixedly inserted into the detection groove.
Preferably, the moisture condensation mechanism includes a plurality of semiconductor refrigeration pieces of fixed grafting in condensation chamber upper chamber wall, each the hot junction of semiconductor refrigeration piece all is located the inside setting of aircraft bonnet, and the cold junction of each semiconductor refrigeration piece all is located the inside setting of condensation chamber, the inside upside of condensation chamber is equipped with the fly leaf, the terminal surface fixed grafting of fly leaf has a plurality of frame shape rubber strips, and the inner wall of each frame shape rubber strip all is sliding contact with the lateral wall of homonymy semiconductor refrigeration piece and set up, the cavity has been seted up to the inside of removal seat in the position of condensation chamber below, and the internally mounted of cavity have with fly leaf matched with adsorption component, the fixed slot has been seted up to the lateral wall of removal seat, and the inside fixed mounting of fixed slot has the air pump, the notch fixed mounting of fixed slot has the dust filter net, the joint has the gas-supply pipe jointly between the output of air pump and the condensation chamber.
Preferably, the water quantity detection mechanism comprises a detection cavity which is arranged inside the movable seat, a drain hole is commonly formed between the detection cavity and the condensation cavity, a first normally closed electromagnetic valve is fixedly arranged in the drain hole, a sealing baffle is hinged to the upper side of the inside of the detection cavity, the end face of the sealing baffle is in butt joint with the bottom of the drain hole, a circular groove is formed in the upper cavity wall of the detection cavity, a control switch is fixedly arranged at the bottom of the circular groove, a moving contact of the control switch is fixedly connected with a pull rope together with the sealing baffle, and the control switch is connected with the gas pipe through a trigger assembly.
Preferably, the trigger assembly comprises an air cavity arranged on one side of the inner part of the movable seat, an exhaust pipe is fixedly spliced between the air cavity and the condensation cavity together, an air outlet hole is arranged on the upper cavity wall of the air cavity, normally open electromagnetic valves are fixedly arranged in the air outlet hole and the air delivery pipe, a trigger groove is arranged on the lower cavity wall of the air cavity, a piston is slidably arranged in the trigger groove, an ejector rod is fixedly arranged at the bottom of the piston, a first pressure switch is fixedly arranged at the bottom of the trigger groove, the first pressure switch is electrically connected with the controller, a first spring is fixedly connected between the piston and the trigger groove together, the normally open electromagnetic valves are electrically connected with the control switch, a shunt pipe is fixedly spliced between the air delivery pipe and the air cavity together, and a second normally closed electromagnetic valve is fixedly arranged in the shunt pipe.
Preferably, the pulling mechanism comprises a fixed bracket fixedly mounted on two sides of the inside of a mine tunnel, a rotating shaft is arranged in each fixed bracket in a rotating mode, winding wheels are fixedly sleeved at two ends of a shaft wall of each rotating shaft, each winding wheel is wound with a steel rope, the end parts of the steel ropes are fixedly connected with corresponding side walls of T-shaped sliding rail blocks, two speed reducing motors are fixedly mounted on the side walls of the fixed brackets, the output ends of the two speed reducing motors are connected with electromagnetic clutches in a common transmission mode with the shaft ends of the same side rotating shaft, one of the inner fixedly mounted single-chip microcomputer control box of the fixed bracket, two contact stop switches are fixedly connected with one end, opposite to the side walls of the fixed bracket, of each fixed bracket, each contact stop switch, each speed reducing motor and each electromagnetic clutch are electrically connected with the single-chip microcomputer control box, each side wall of each moving seat is fixedly connected with a T-shaped contact rod corresponding to each contact stop switch, and the wireless signal receiver is located on the side wall of the same side fixed bracket.
Preferably, the cell wall of the cell installation groove is provided with a frame-shaped groove, the notch of the frame-shaped groove is fixedly provided with a frame-shaped aluminum alloy sealing plate, the frame-shaped groove and the detection cavity are provided with communication holes together, and the lower side of the cell wall of the frame-shaped groove is fixedly inserted with a drain pipe.
Preferably, the adsorption component comprises a sliding plate movably arranged in the cavity, connecting rods are fixedly arranged on two sides of the end face of the sliding plate, rod walls of the two connecting rods are in sealing sliding connection with a lower cavity wall of the condensation cavity, the upper ends of the connecting rods are fixedly connected with the lower ends of the movable plate, iron blocks are fixedly embedded into two sides of the lower end of the sliding plate, electromagnets matched with the iron blocks are fixedly arranged on two sides of the lower cavity wall of the cavity, a second pressure switch is fixedly arranged on the lower cavity wall of the cavity, and a group of second springs are fixedly connected with the upper cavity wall of the cavity together.
Preferably, the side wall of aircraft bonnet and venthole between common fixedly connected with intake pipe, the aircraft bonnet is kept away from the lateral wall fixed grafting of intake pipe one side and is had the T pipe, the equal fixedly connected with cavity slat in up end both ends of removal seat, and two cavity slats all set up with T pipe fixed intercommunication, two the lower extreme of cavity slat is all fixed grafting has a plurality of jet heads.
Compared with the prior art, the mining intelligent dynamic voice safety mark has the advantages that:
1. through the mutually supporting of ore deposit, guide rail support frame, guide rail strip, removal seat, T shape slide rail piece, LED warning sign, LED display, voice player and controller that set up, through the mode that the guide rail removed, can change the fixed sign of traditional standing's mode, make the removal seat that has warning sign structure remove inside the ore deposit, warning sign's coverage is big, removes the sign and can attract staff's gaze, effectively improves the sign effect.
2. Through the mutually supporting of aircraft bonnet, detection switch and the detection mechanism that collapses that is equipped with, can be at the removal in-process of removing the seat, subside the detection to the ore deposit top to can predict the point position that the ore deposit probably collapses in advance to a certain extent, and stay in the position that has the potential safety hazard, the initiative is reported to the police and is reminded personnel in the ore deposit to withdraw fast and keep away from dangerous place, and the initiative and the flexibility of safety sign are high, and the sign is effectual.
3. Through the mutually supporting of condensation chamber, moisture condensation mechanism, water yield detection mechanism, the trigger assembly that set up, can detect the inside humidity of ore deposit through the mode of condensation in the inside each position of ore deposit to stop the sign in the great position automation of humidity, thereby can initiatively sign the inside perhaps excessive infiltration of ore deposit, even the position of permeating water.
4. Through the mutually supporting of battery mounting groove, battery and the battery cover that set up, can remove the power supply of seat, not receive outside power supply line's influence, and through the mutually supporting of the frame groove that sets up, frame shape aluminum alloy shrouding, intercommunicating pore and drain pipe, can utilize the water liquid of condensation to cool down to the inside battery mounting groove.
Drawings
FIG. 1 is a schematic diagram of a mining intelligent dynamic voice security tag;
FIG. 2 is a schematic diagram of a connection structure between a movable seat and a same side guide rail strip of the mining intelligent dynamic voice safety mark;
FIG. 3 is a schematic diagram of a side view structure of a mobile seat for mining intelligent dynamic voice safety identification;
FIG. 4 is a schematic diagram of a cross-sectional structure of a mobile seat for mining intelligent dynamic voice security identification provided by the invention;
FIG. 5 is a schematic diagram of a moisture condensing mechanism of the mining intelligent dynamic voice security tag;
FIG. 6 is a schematic diagram of a partial side view structure of a moisture condensing mechanism of the mining intelligent dynamic voice safety mark;
FIG. 7 is a schematic structural diagram of a water quantity detection mechanism of the mining intelligent dynamic voice safety mark;
FIG. 8 is a schematic structural diagram of a triggering component of the mining intelligent dynamic voice security tag provided by the invention;
FIG. 9 is a schematic top view of a fixing bracket for mining intelligent dynamic voice safety identification;
fig. 10 is a schematic diagram of the internal structure of a battery installation groove of the mining intelligent dynamic voice safety mark.
In the figure: 1. a mine tunnel; 2. a guide rail support; 3. a guide rail; 4. a movable seat; 5. t-shaped sliding rail blocks; 6. LED warning signboard; 7. an LED display; 8. a voice player; 9. a controller; 10. a hood; 11. a detection switch; 12. a collapse detection mechanism; 121. a connecting plate; 122. a touch lever; 123. a detection groove; 13. a condensing chamber; 14. a moisture condensing mechanism; 141. a semiconductor refrigeration sheet; 142. a movable plate; 143. a frame-shaped rubber strip; 144. a cavity; 145. an adsorption assembly; 146. a fixing groove; 147. an air pump; 148. a dust filtering net; 149. a gas pipe; 15. a water quantity detection mechanism; 151. a detection chamber; 152. a drain hole; 153. a first normally closed solenoid valve; 154. a sealing baffle; 155. a circular groove; 156. a pull rope; 157. a control switch; 16. a trigger assembly; 161. an air cavity; 162. an exhaust pipe; 163. an air outlet hole; 164. a normally open solenoid valve; 165. a trigger slot; 166. a piston; 167. a push rod; 168. a first pressure switch; 169. a first spring; 17. a battery mounting groove; 18. a storage battery; 19. a battery cover; 20. a pulling mechanism; 201. a fixing bracket; 202. a rotating shaft; 203. a winding wheel; 204. a steel rope; 205. a speed reducing motor; 206. an electromagnetic clutch; 207. a singlechip control box; 208. touching a stop switch; 209. a T-shaped touch stop rod; 21. a frame-shaped groove; 22. a frame-shaped aluminum alloy sealing plate; 23. a communication hole; 24. a drain pipe; 25. a sliding plate; 26. a connecting rod; 27. iron blocks; 28. an electromagnet; 29. a second pressure switch; 30. a second spring; 31. an air inlet pipe; 32. a T-shaped pipe; 33. hollow laths; 34. a jet head; 35. a wireless signal transmitter; 36. a wireless signal receiver; 37. a shunt; 38. and a second normally closed electromagnetic valve.
Detailed Description
The following examples are for illustrative purposes only and are not intended to limit the scope of the invention.
As shown in fig. 1-10, a mining intelligent dynamic voice safety sign, including mine tunnel 1, two sets of guide rail support frames 2 are installed at the top of mine tunnel 1, the fixed setting of same set of adjacent two guide rail support frames 2 equipment, guide rail strip 3 that is linked together is all installed to the bottom of same set of each guide rail support frame 2, the inside upside of mine tunnel 1 is equipped with removes seat 4, and remove seat 4 and be the trapezoidal setting of falling, the top fixed mounting of removing seat 4 has two T shape slide rail pieces 5, and two T shape slide rail pieces 5 all are located the inside sliding arrangement of guide rail strip 3 that corresponds, two lateral walls of removing seat 4 all fixed mounting have a set of LED warning sign 6, all be equipped with LED display 7 between same set of two LED warning sign 6, two lateral walls of removing seat 4 all fixed mounting have a set of voice player 8, the one end fixed mounting of removing seat 4 has controller 9, and two LED display 7 and two sets of voice player 8 all are connected with controller 9 electricity, and the top fixed mounting of removing seat 4 has 10, and the top of removing seat 10 is equipped with two contact switch 11 and is equipped with the contact 11 with the controller 11 to detect the contact 11, the contact bar 122 and is connected with 11 at the top of detecting mechanism 122, the contact bar 122 is connected with the end face 122 between the two contact bar and the top of detecting mechanism 122, the contact bar 122 is connected with the contact bar is detected 122, the end face 122 and is connected with the top of the contact bar is detected 122.
The condensation chamber 13 has been seted up to the inside upside of removal seat 4, and condensation chamber 13 and aircraft bonnet 10 install moisture condensation mechanism 14 jointly, moisture condensation mechanism 14 is including fixed grafting in a plurality of semiconductor refrigeration piece 141 of condensation chamber 13 upper chamber wall, the hot junction of each semiconductor refrigeration piece 141 all is located the inside of aircraft bonnet 10, and the cold junction of each semiconductor refrigeration piece 141 all is located the inside of condensation chamber 13, the inside upside of condensation chamber 13 is equipped with fly leaf 142, the terminal surface fixed grafting of fly leaf 142 has a plurality of frame shape rubber strips 143, and the inner wall of each frame shape rubber strip 143 all is sliding contact with the lateral wall of homonymous semiconductor refrigeration piece 141 and sets up, the cavity 144 has been seted up to the position that the inside of removal seat 4 is located condensation chamber 13 below, and the internally mounted of cavity 144 has the adsorption component 145 that cooperatees with fly leaf 142, the fixed slot 146 has been seted up to the lateral wall of removal seat 4, and the inside fixed mounting of fixed slot 146 has air pump 147, the notch fixed mounting of fixed slot 146 has the dust filter 148, the joint has the hose 149 jointly between the output of air pump 147 and the condensation chamber 13, the semiconductor is the semiconductor refrigeration piece 141 is the conductive film of the semiconductor refrigeration piece of the refrigeration effect of semiconductor film 141 and the thermal insulation layer of the inside of the thermal insulation, the thermal insulation layer of the thermal insulation layer is coated with the thermal insulation layer of the thermal insulation, the thermal insulation layer of the thermal insulation layer is coated on the thermal insulation layer.
The adsorption component 145 comprises a sliding plate 25 movably arranged in a cavity 144, connecting rods 26 are fixedly arranged on two sides of the end face of the sliding plate 25, rod walls of the two connecting rods 26 are in sealing sliding connection with the lower cavity wall of the condensation cavity 13, the upper ends of the two connecting rods 26 are fixedly connected with the lower ends of the movable plate 142, iron blocks 27 are fixedly embedded into two sides of the lower end of the sliding plate 25, electromagnets 28 matched with the iron blocks 27 are fixedly arranged on two sides of the lower cavity wall of the cavity 144, a second pressure switch 29 is fixedly arranged on the lower cavity wall of the cavity 144, a group of second springs 30 are fixedly connected with the upper cavity wall of the sliding plate 25 and the upper cavity wall of the cavity 144 together, and rubber sealing sleeves are arranged in connecting hole positions of the connecting rods 26 and the condensation cavity 13 and can prevent water from flowing into the cavity 144 through the rubber sealing sleeves.
The water quantity detection mechanism 15 matched with the water condensation mechanism 14 is installed on one side of the inside of the movable seat 4, the water quantity detection mechanism 15 comprises a detection cavity 151 which is formed in the inside of the movable seat 4, a drain hole 152 is formed between the detection cavity 151 and the condensation cavity 13, a first normally-closed electromagnetic valve 153 is fixedly installed in the drain hole 152, a sealing baffle 154 is hinged to the upper side of the inside of the detection cavity 151, the end face of the sealing baffle 154 is arranged against the hole bottom of the drain hole 152, a circular groove 155 is formed in the upper cavity wall of the detection cavity 151, a control switch 157 is fixedly installed at the bottom of the circular groove 155, a moving contact of the control switch 157 and the sealing baffle 154 are fixedly connected with a pull rope 156, the control switch 157 is connected with a gas transmission pipe 149 triggering assembly 16, the control switch 157 is a pressure type switch, after the moving contact of the control switch moves downwards, and the moving contact of the control switch 157 can rebound and reset under the action of an elastic element of the control switch 157 after the water pressure disappears.
The cell wall of battery mounting groove 17 has seted up frame shape groove 21, and frame shape aluminum alloy shrouding 22 is offered to the notch fixed mounting of frame shape groove 21, and the intercommunicating pore 23 has been offered jointly to frame shape groove 21 and detection chamber 151, and the fixed grafting of cell wall downside of frame shape groove 21 has drain pipe 24, and after the inside of entering frame shape groove 21 through intercommunicating pore 23 through detection chamber 151 exhaust water liquid, can follow drain pipe 24 and discharge, utilizes the flow and the frame shape aluminum alloy shrouding 22 of comdenstion water liquid, can cool down to battery mounting groove 17 inside, avoids the influence of high temperature to battery 18.
The water condensation mechanism 14 is communicated with the trigger assembly 16 matched with the water quantity detection mechanism 15, the trigger assembly 16 comprises an air cavity 161 which is arranged on one side of the inside of the movable seat 4, an exhaust pipe 162 is fixedly connected between the air cavity 161 and the condensation cavity 13, an air outlet hole 163 is formed in the upper cavity wall of the air cavity 161, normally open electromagnetic valves 164 are fixedly arranged in the air outlet hole 163 and the air pipe 149, a trigger groove 165 is formed in the lower cavity wall of the air cavity 161, a piston 166 is slidably arranged in the trigger groove 165, a push rod 167 is fixedly arranged at the bottom of the piston 166, a first pressure switch 168 is fixedly arranged at the bottom of the trigger groove 165, the first pressure switch 168 is electrically connected with the controller 9, a first spring 169 is fixedly connected between the piston 166 and the trigger groove 165, the normally open electromagnetic valves 164 are electrically connected with the control switch 157, a shunt pipe 37 is fixedly connected between the air pipe 149 and the air cavity 161, the inside of the shunt pipe 37 is fixedly provided with a second normally closed electromagnetic valve 38, after the two normally open electromagnetic valves 164 are electrified, the air outlet hole 163 and the air pipe 149 can be closed, and the second normally closed electromagnetic valve 38 can be opened after the second normally closed electromagnetic valve 38 is electrified.
The side wall of the hood 10 and the air outlet 163 are fixedly connected with the air inlet pipe 31 together, the side wall of one side of the hood 10, far away from the air inlet pipe 31, is fixedly inserted with the T-shaped pipe 32, the two ends of the upper end face of the movable seat 4 are fixedly connected with the hollow lath 33, the two hollow laths 33 are fixedly communicated with the T-shaped pipe 32, the lower ends of the two hollow laths 33 are fixedly inserted with a plurality of air injection heads 34, the air exhausted by the air cavity 161 can be utilized to carry out ash cleaning treatment on the surfaces of the LED warning sign 6 and the LED display 7, and the influence of dust in the mine channel 1 on the marking effect of the LED warning sign 6 and the LED display 7 is reduced.
The bottom of the movable seat 4 is provided with a battery mounting groove 17, the inside of the battery mounting groove 17 is provided with a storage battery 18, the bottom of the movable seat 4 is provided with a detachable battery cover 19, the top of the mine channel 1 is provided with a pulling mechanism 20 connected with a T-shaped sliding rail block 5, the side wall of the movable seat 4 is fixedly provided with a wireless signal transmitter 35 electrically connected with a controller 9, the side wall of the pulling mechanism 20 is fixedly provided with a wireless signal receiver 36 which is in communication connection with the wireless signal transmitter 35, the wireless signal transmitter 35 can send a stop signal, the wireless signal receiver 36 can stop working immediately after receiving the stop signal of the pulling mechanism 20, the pulling mechanism 20 comprises fixing brackets 201 fixedly arranged on two sides of the inside of the mine channel 1, the inside of the two fixing brackets 201 is provided with rotating shafts 202 in a rotating mode, two ends of the shaft wall of each rotating shaft 202 are fixedly sleeved with a winding wheel 203, each winding wheel 203 is wound and wound with a steel rope 204, the end parts of each steel rope 204 are fixedly connected with the corresponding side wall of the T-shaped sliding rail block 5, the side walls of the two fixing brackets 201 are fixedly provided with gear motors 205, the output ends of the two gear motors 205 and the shaft ends of the same-side rotating shafts 202 are jointly connected with electromagnetic clutches 206 in a transmission manner, a singlechip control box 207 is fixedly arranged in one fixing bracket 201, the opposite ends of the side walls of the two fixing brackets 201 are fixedly connected with contact stop switches 208, the two gear motors 205 and the two electromagnetic clutches 206 are electrically connected with the singlechip control box 207, the two ends of the side wall of the moving seat 4 are fixedly connected with T-shaped contact stop rods 209 corresponding to the contact stop switches 208, the wireless signal receiver 36 is positioned on the side wall of the same-side fixing bracket 201, and the electromagnetic clutches 206 comprise coils, the electromagnetic clutch 206 is in an engagement state, the magnetic force disappears when the coil is de-energized, the armature rebounds under the action of spring leaf elastic force, the electromagnetic clutch 206 is in a separation state, and the driving force of the output end of the gear motor 205 can be transmitted in the engagement state of the electromagnetic clutch 206, so that the rotating shaft 202 can be driven to rotate.
The operating principle of the invention is as follows: mounting a fixing bracket 201 at the entry end and the tail end of a mine tunnel 1, assembling and fixing each guide rail support frame 2 inside the mine tunnel 1, then mounting each guide rail strip 3 at the bottom of each guide rail support frame 2, sliding each steel rope 204 into a sliding rail inside the guide rail strip 3 through a T-shaped sliding rail block 5, fixing each steel rope 204 with the side wall of the corresponding T-shaped sliding rail block 5, drilling a plurality of detection grooves 123 at proper positions at the top of the mine tunnel 1, mounting a touch bar 122 inside each detection groove 123, wherein the interval of each touch bar 122 is 4-6 m, and then connecting a singlechip control box 207 on the fixing bracket 201 with an external power supply;
when the intelligent mining machine works, the singlechip control box 207 and the controller 9 are synchronously started, the touch-stop switch 208 on the fixing bracket 201 at one side of the inlet end of the mining channel 1 is pressed firstly, then the singlechip control box 207 receives an electric signal of the touch-stop switch 208 and then controls the speed reduction motor 205 at the tail end of the mining channel 1 to work according to a preset program, so that the steel rope 204 can be wound by the two winding wheels 203 at the same side, the T-shaped sliding rail block 5 can start sliding along the guide rail strip 3, and the singlechip control box 207 controls the speed reduction motor 205 to stop working every 2 minutes and to continue working after 3 minutes;
after the controller 9 is started, the LED warning sign boards 6 and the semiconductor refrigerating sheets 141 on the two sides of the movable seat 4 are controlled to be electrified to work, in the moving process of the movable seat 4, workers in the mine channel 1 can be warned through graphics and sound modes through the LED warning sign boards 6, for example, the workers are reminded of 'forbidden alarm', 'safe construction', and the like, in the moving process of the movable seat 4, if the mine channel 1 is settled, the touch bar 122 is driven to move downwards when collapse phenomenon possibly occurs, the movable seat 4 drives the detection switch 11 to synchronously move to the position of the touch bar 122 through the hood 10, if the touch bar 122 is moved downwards at the moment, the moving contact of the detection switch 11 is blocked and extruded, and after the moving contact of the detection switch 11 is closed at the moment, the controller 9 receives the electrical signals of the detection switch 11, firstly, the wireless signal transmitter 35 is controlled to work, and the wireless signal receiver 36 immediately stops the work of the two speed reducing motors 205 after receiving the signals sent by the wireless signal transmitter 35, and simultaneously, the controller 9 synchronously controls the LED players 7 and the LED players 7 on the two sides to synchronously move to the position the touch bar 122, and the voice players 8 are evacuated, and the danger information can be immediately evacuated, and the like;
in the moving process of the moving seat 4, the controller 9 controls the air pump 147 to work every 2 minutes, the air pump 147 can convey external air into the condensation cavity 13 through the air pipe 149, as the cold end temperature of the semiconductor refrigerating piece 141 is low, moisture in the air in the mine channel 1 can be immediately condensed and attached to the cold end surface of the semiconductor refrigerating piece 141 when the air pump 147 is cooled, the controller 9 controls the two electromagnets 28 to work after 1 minute after controlling the air pump 147 to work, at the moment, the electromagnets 28 generate magnetic attraction force to adsorb the iron blocks 27 on two sides, thereby driving the sliding plate 25 to move downwards, driving the movable plate 142 to move downwards through the connecting rod 26, at the moment, all the frame-shaped rubber strips 143 on the movable plate 142 move downwards synchronously, so as to scrape water drops condensed on the surfaces of the semiconductor refrigerating pieces 141 to the bottom of the condensation cavity 13 and flow into the drain hole 152, the controller 9 controls the first normally closed electromagnetic valve 153 in the drain hole 152 to be electrified and operated 30 seconds after the electromagnet 28 is controlled to work, at this time, water liquid in the condensation chamber 13 flows into the detection chamber 151 through the drain hole 152, and under the gravity action of the water liquid, the end part of the sealing baffle 154 can be pushed to rotate downwards, at this time, under the action of the pull rope 156, the moving contact of the control switch 157 can be pulled downwards, thereby closing the connection loop between the air outlet hole 163 and the normally open electromagnetic valve 164 in the air pipe 149 and the second normally closed electromagnetic valve 38 in the shunt pipe 37 and the storage battery 18, further closing the air outlet hole 163 and the air pipe 149 through the normally open electromagnetic valve 164, at this time, air conveyed through the air pipe 149 enters the air chamber 161 through the shunt pipe 37, thereby increasing the air pressure in the air chamber 161, pushing the piston 166 downwards, and synchronously downwards moving the ejector pin 167 at the bottom of the piston 166, with the drainage of the water, after the drainage of the water, under the action of the elastic element of the control switch 157, the sealing baffle 154 can be pulled by the pull rope 156 to rotate and reset, at the moment, the control switch 157 reopens the connection loop between the two normally open electromagnetic valves 164 and the storage battery 18, so that the normally open electromagnetic valves 164 reopen the air outlet holes 163 and close the shunt pipes 37, and in the drainage process, if the moisture in the ore 1 is large (which indicates that the water seepage or water permeability can exist at the position of the ore 1), at the moment, the condensed water is more, so that the air filled into the air cavity 161 is enough, at the moment, the piston 166 drives the ejector rod 167 to move downwards by a sufficient distance, the first pressure switch 168 at the bottom of the trigger groove 165 is triggered, the controller 9 immediately controls the wireless signal transmitter 35 to work after receiving the electric signal of the first pressure switch 168, the wireless signal receiver 36 immediately stops the work of the two speed reducing motors 205 after receiving the signal sent by the wireless signal transmitter 35, meanwhile, the controller 9 synchronously controls the LED displays 7 at the two sides and the voice player 8 at the two sides to work, the LED displays 7 can immediately play image information such as personnel evacuation, water seepage and water permeability, and the voice player 8 can immediately play alarm sounds such as 'danger evacuation', and the like, so that the effect of identifying the position with potential safety hazards is achieved;
the water discharged into the detection cavity 151 flows into the frame-shaped groove 21 through the communication hole 23 and is discharged through the drain pipe 24, and the discharged water and the frame-shaped aluminum alloy sealing plate 22 can cool the storage battery 18;
the air conveyed to the air cavity 161 through the air conveying pipe 149, the exhaust pipe 162 and the shunt pipe 37 enters the hood 10 through the air inlet pipe 31 when being discharged through the air outlet hole 163, is discharged into the hollow strips 33 on the two sides through the T-shaped pipe 32, and finally is sprayed out through the plurality of air jet heads 34, when the air flows through the hood 10, the air can take away the heat of the hot ends of the semiconductor refrigerating sheets 141, and dust possibly attached to the surfaces of the LED warning identification plates 6 and the LED display 7 can be blown off through the air flow sprayed out by the air jet heads 34;
when the movable seat 4 moves from the entry end to the tail end of the mine tunnel 1, the T-shaped contact stop rod 209 on the side wall of the movable seat 4 contacts the contact stop switch 208 on the side, and after the singlechip control box 207 receives an electric signal of the contact stop switch 208, the singlechip control box 207 immediately controls the gear motor 205 at the tail end of the mine tunnel 1 to stop working, and controls the gear motor 205 at the entry end of the mine tunnel 1 to immediately work according to a preset program, the fixed bracket 201 at the tail end of the mine tunnel 1 can be adjusted at any time according to the excavation surface, and after the length of the mine tunnel 1 is increased, the assembly quantity of the guide rail support frame 2 and the guide rail strip 3 is increased.
The foregoing description of the preferred embodiments of the invention is not intended to limit the invention to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and scope of the invention are intended to be included within the scope of the invention.
Claims (8)
1. The utility model provides a mining intelligent dynamic voice safety sign, includes mine tunnel (1), its characterized in that, two sets of guide rail support frames (2) are installed at the top of mine tunnel (1), with two adjacent guide rail support frames (2) equipment fixed settings of group, with group each guide rail support frame (2) bottom all installs guide rail strip (3) that are linked together, the inside upside of mine tunnel (1) is equipped with removes seat (4), and removes seat (4) and be the trapezoidal setting of falling, the top fixed mounting of removing seat (4) has two T shape slide rail piece (5), and two T shape slide rail piece (5) all are located the inside slip setting of guide rail strip (3) that corresponds, two lateral walls of removing seat (4) equal fixed mounting have a set of LED warning sign (6), with group two all be equipped with LED display (7) between LED warning sign (6), two lateral walls of removing seat (4) equal fixed mounting have a set of voice player (8), the one end fixed mounting of removing seat (4) has controller (9), and two voice player (9) and two sets of electrical connection (10) are equipped with on the top of motor cover (10) and two sets of voice player (9) respectively, the two guide rails (3) on the same side are both connected with a collapse detection mechanism (12) matched with a detection switch (11) together with a mine channel (1), a condensation cavity (13) is formed in the upper side of the interior of a movable seat (4), a moisture condensation mechanism (14) is mounted on the condensation cavity (13) together with a hood (10), a water quantity detection mechanism (15) matched with the moisture condensation mechanism (14) is mounted on one side of the interior of the movable seat (4), a trigger component (16) matched with the water quantity detection mechanism (15) is communicated with the moisture condensation mechanism (14), a battery mounting groove (17) is formed in the bottom of the movable seat (4), a storage battery (18) is mounted in the interior of the battery mounting groove (17), a detachable battery cover (19) is mounted on the bottom of the movable seat (4), a pulling mechanism (20) connected with a T-shaped sliding rail block (5) is mounted on the top of the mine channel (1), the pulling mechanism (20) comprises a fixing bracket (201) fixedly mounted on two sides of the interior of the mine channel (1), two fixing brackets (202) are respectively provided with a winding wheel (203), two winding shafts (203) are respectively sleeved on two winding shafts (203), the end of each steel rope (204) is fixedly connected with the side wall of a corresponding T-shaped sliding rail block (5), the two side walls of the fixed brackets (201) are fixedly provided with speed reducing motors (205), the output ends of the two speed reducing motors (205) and the shaft ends of the same-side rotating shafts (202) are jointly in transmission connection with electromagnetic clutches (206), one of the inner fixedly provided with a single chip microcomputer control box (207), the two side walls of the fixed brackets (201) are fixedly connected with a touch stop switch (208) at opposite ends, the two touch stop switches (208), the two speed reducing motors (205) and the two electromagnetic clutches (206) are electrically connected with the single chip microcomputer control box (207), the two ends of the side wall of the movable base (4) are fixedly connected with T-shaped touch rods (209) corresponding to the touch stop switches (208), a wireless signal receiver (36) is located on the side wall of the same-side fixed bracket (201), the side wall of the movable base (4) is fixedly provided with a wireless signal transmitter (35) electrically connected with a controller (9), and the wireless signal receiver (35) is fixedly provided with the wireless signal transmitter (35).
2. The mining intelligent dynamic voice safety sign according to claim 1, wherein each collapse detection mechanism (12) comprises a connecting plate (121) fixedly arranged between two guide rails (3) on the same side, the end face of the connecting plate (121) is slidably connected with a touch rod (122), a detection groove (123) is formed in the top of the mine tunnel (1), and the top of the touch rod (122) is fixedly inserted into the detection groove (123).
3. The mining intelligent dynamic voice safety sign according to claim 1, wherein the moisture condensation mechanism (14) comprises a plurality of semiconductor refrigerating sheets (141) fixedly inserted into an upper cavity wall of the condensation cavity (13), the hot ends of the semiconductor refrigerating sheets (141) are all located in the inside of the hood (10), the cold ends of the semiconductor refrigerating sheets (141) are all located in the inside of the condensation cavity (13), a movable plate (142) is arranged on the upper side of the inside of the condensation cavity (13), a plurality of frame-shaped rubber strips (143) are fixedly inserted into the end face of the movable plate (142), the inner walls of the frame-shaped rubber strips (143) are in sliding contact with the side walls of the semiconductor refrigerating sheets (141) on the same side, a cavity (144) is formed in the position of the inside of the movable seat (4) below the condensation cavity (13), an adsorption component (145) matched with the movable plate (142) is arranged in the inside of the cavity (144), a fixed groove (146) is formed in the side wall of the movable seat (4), a fixed groove (146) is formed in the side wall of the movable seat, a fixed groove (146), a plurality of frame-shaped rubber strips (143) are fixedly inserted into the side walls of the movable plate (146), and the fixed groove (146) is fixedly connected with the fixed groove (147), and the fixed groove (147) is fixedly arranged between the fixed groove (147) and the fixed groove (146) and the fixed groove (13).
4. The mining intelligent dynamic voice safety mark according to claim 3, wherein the water quantity detection mechanism (15) comprises a detection cavity (151) which is formed in the movable seat (4), a drain hole (152) is formed between the detection cavity (151) and the condensation cavity (13), a first normally-closed electromagnetic valve (153) is fixedly arranged in the drain hole (152), a sealing baffle (154) is hinged to the upper side of the detection cavity (151), the end face of the sealing baffle (154) is arranged against the bottom of the drain hole (152), a circular groove (155) is formed in the upper cavity wall of the detection cavity (151), a control switch (157) is fixedly arranged at the bottom of the circular groove (155), a moving contact of the control switch (157) is fixedly connected with a pull rope (156) together with the sealing baffle (154), and the control switch (157) is connected with a gas pipe (149) through a trigger component (16).
5. The mining intelligent dynamic voice safety sign according to claim 4, wherein the triggering component (16) comprises an air cavity (161) arranged on one side of the inside of the movable seat (4), an exhaust pipe (162) is fixedly inserted between the air cavity (161) and the condensation cavity (13) together, an air outlet hole (163) is formed in the upper cavity wall of the air cavity (161), a normally open electromagnetic valve (164) is fixedly arranged in the air outlet hole (163) and the air pipe (149), a triggering groove (165) is formed in the lower cavity wall of the air cavity (161), a piston (166) is slidably arranged in the triggering groove (165), a push rod (167) is fixedly arranged at the bottom of the piston (166), a first pressure switch (168) is fixedly arranged at the bottom of the triggering groove (165), the first pressure switch (168) is electrically connected with the controller (9), a first spring (169) is fixedly connected between the piston (166) and the triggering groove (165), the normally open electromagnetic valve (164) is electrically connected with the control switch (157), and a normally closed shunt pipe (37) is fixedly inserted between the piston (149) and the air pipe (161) together, and a normally closed shunt pipe (37) is fixedly inserted into the air pipe (37).
6. The mining intelligent dynamic voice safety mark according to claim 4, wherein a frame-shaped groove (21) is formed in the groove wall of the battery mounting groove (17), a frame-shaped aluminum alloy sealing plate (22) is fixedly arranged at the notch of the frame-shaped groove (21), a communication hole (23) is formed in the frame-shaped groove (21) and the detection cavity (151), and a drain pipe (24) is fixedly inserted into the lower side of the groove wall of the frame-shaped groove (21).
7. A mining intelligent dynamic voice safety sign according to claim 3, characterized in that, adsorption component (145) is including the activity setting up in inside sliding plate (25) of cavity (144), the terminal surface both sides of sliding plate (25) are all fixed mounting have connecting rod (26), and the pole wall of two connecting rods (26) all with the lower chamber wall sealing sliding connection of condensation chamber (13), two the upper end of connecting rod (26) all with the lower extreme fixed connection of fly leaf (142), the lower extreme both sides of sliding plate (25) are all fixed embedding have iron plate (27), the lower chamber wall both sides of cavity (144) all fixed mounting have with iron plate (27) assorted electro-magnet (28), the lower chamber wall fixed mounting of cavity (144) has second pressure switch (29), the upper chamber wall of sliding plate (25) and cavity (144) is fixed connection in common a set of second spring (30).
8. The mining intelligent dynamic voice safety sign according to claim 5, wherein an air inlet pipe (31) is fixedly connected between the side wall of the hood (10) and the air outlet hole (163), a T-shaped pipe (32) is fixedly inserted into the side wall of the hood (10) far away from the air inlet pipe (31), hollow slats (33) are fixedly connected to two ends of the upper end face of the movable seat (4), the two hollow slats (33) are fixedly communicated with the T-shaped pipe (32), and a plurality of air injection heads (34) are fixedly inserted into the lower ends of the two hollow slats (33).
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| CN202310911412.XA CN116631301B (en) | 2023-07-25 | 2023-07-25 | Mining intelligent dynamic voice safety identification |
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| US4155326A (en) * | 1978-08-15 | 1979-05-22 | Ellis Clifford E | Mine safety inspection indicator |
| CN204941600U (en) * | 2015-09-09 | 2016-01-06 | 四川隧唐科技股份有限公司 | A kind of tunnel carrying out comprehensive cleaning |
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Address after: 273500 no.1888, West Outer Ring Road, Zoucheng City, Jining City, Shandong Province Patentee after: Zoucheng Yuntian Mining Technology Co.,Ltd. Address before: 273500 no.1888, West Outer Ring Road, Zoucheng City, Jining City, Shandong Province Patentee before: ZOUCHENG YUNTIAN INDUSTRY AND TRADE CO.,LTD. |