CN116381165A - Mine intrinsic safety type comprehensive monitoring device for closed area - Google Patents
Mine intrinsic safety type comprehensive monitoring device for closed area Download PDFInfo
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- CN116381165A CN116381165A CN202310646111.9A CN202310646111A CN116381165A CN 116381165 A CN116381165 A CN 116381165A CN 202310646111 A CN202310646111 A CN 202310646111A CN 116381165 A CN116381165 A CN 116381165A
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- 238000012806 monitoring device Methods 0.000 title claims abstract description 21
- 210000001503 joint Anatomy 0.000 claims abstract description 54
- 230000005540 biological transmission Effects 0.000 claims abstract description 51
- 238000001514 detection method Methods 0.000 claims abstract description 48
- 230000007246 mechanism Effects 0.000 claims abstract description 34
- 238000012544 monitoring process Methods 0.000 claims abstract description 11
- 238000005070 sampling Methods 0.000 claims abstract description 4
- 239000007789 gas Substances 0.000 claims description 28
- 238000004868 gas analysis Methods 0.000 claims description 12
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims description 10
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 10
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims description 5
- 229910002092 carbon dioxide Inorganic materials 0.000 claims description 5
- 239000001569 carbon dioxide Substances 0.000 claims description 5
- 229910002091 carbon monoxide Inorganic materials 0.000 claims description 5
- 238000003780 insertion Methods 0.000 claims description 4
- 230000037431 insertion Effects 0.000 claims description 4
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 claims description 3
- 238000007405 data analysis Methods 0.000 claims description 3
- 229910001882 dioxygen Inorganic materials 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 6
- 239000000428 dust Substances 0.000 abstract description 5
- 230000008569 process Effects 0.000 abstract description 5
- 230000009471 action Effects 0.000 abstract description 2
- 238000011897 real-time detection Methods 0.000 abstract 1
- 239000003245 coal Substances 0.000 description 6
- 238000004458 analytical method Methods 0.000 description 4
- 230000008859 change Effects 0.000 description 4
- 238000001125 extrusion Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000005611 electricity Effects 0.000 description 3
- 238000003032 molecular docking Methods 0.000 description 3
- 230000035945 sensitivity Effects 0.000 description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 239000000284 extract Substances 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 238000007493 shaping process Methods 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- 206010000369 Accident Diseases 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010892 electric spark Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000012876 topography Methods 0.000 description 1
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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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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/0004—Gaseous mixtures, e.g. polluted air
- G01N33/0009—General constructional details of gas analysers, e.g. portable test equipment
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/0004—Gaseous mixtures, e.g. polluted air
- G01N33/0009—General constructional details of gas analysers, e.g. portable test equipment
- G01N33/0027—General constructional details of gas analysers, e.g. portable test equipment concerning the detector
- G01N33/0031—General constructional details of gas analysers, e.g. portable test equipment concerning the detector comprising two or more sensors, e.g. a sensor array
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/0004—Gaseous mixtures, e.g. polluted air
- G01N33/0009—General constructional details of gas analysers, e.g. portable test equipment
- G01N33/0027—General constructional details of gas analysers, e.g. portable test equipment concerning the detector
- G01N33/0036—General constructional details of gas analysers, e.g. portable test equipment concerning the detector specially adapted to detect a particular component
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/0004—Gaseous mixtures, e.g. polluted air
- G01N33/0009—General constructional details of gas analysers, e.g. portable test equipment
- G01N33/0027—General constructional details of gas analysers, e.g. portable test equipment concerning the detector
- G01N33/0036—General constructional details of gas analysers, e.g. portable test equipment concerning the detector specially adapted to detect a particular component
- G01N33/004—CO or CO2
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/0004—Gaseous mixtures, e.g. polluted air
- G01N33/0009—General constructional details of gas analysers, e.g. portable test equipment
- G01N33/0027—General constructional details of gas analysers, e.g. portable test equipment concerning the detector
- G01N33/0036—General constructional details of gas analysers, e.g. portable test equipment concerning the detector specially adapted to detect a particular component
- G01N33/0047—Organic compounds
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- General Health & Medical Sciences (AREA)
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- Combustion & Propulsion (AREA)
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Abstract
The invention discloses a comprehensive monitoring device for an intrinsic safety type closed area of a mine, and relates to the field of gas monitoring devices for mines. The device comprises a detection main body, a display screen and a sensor, wherein the detection main body is used for sampling and analyzing air in a closed area; the sensor is arranged in the detection main body and is used for monitoring the sampled air in real time; the display screen is arranged on the outer wall of the detection main body and used for displaying monitored data in real time. According to the invention, the sensor, the butt joint mechanism, the transmission mechanism and the dustproof block are arranged, so that when the detection main body is not used, the dustproof block can effectively prevent external dust from entering the electronic port, and in the butt joint process of the transmission wire and the electronic port, the dustproof block can be automatically opened under the action of the transmission mechanism without manual opening; after the transmission wire is pulled out, the dustproof block is automatically closed, so that the electronic port is protected; the detection main body can realize real-time detection of key information such as gas components, temperature, pressure and the like in the mine space through the sensor.
Description
Technical Field
The invention relates to the field of gas monitoring devices for mines, in particular to a comprehensive monitoring device for intrinsic safety type closed areas of mines.
Background
The specificity of the operation under the mine is far away from the ground, the topography is complex, the environment is bad, therefore, accidents are easy to happen, in the domestic coal mine industry, most enterprises already or are carrying out the construction of related safety systems such as production scheduling, monitoring and monitoring, and the like, and the establishment of the systems plays an important role in the process of realizing the safety production.
In the prior art, a detection device is generally required to monitor production conditions such as a gas environment in a mine, and generally only alarm notification can be carried out after danger occurs, so that safety of workers is threatened. The comprehensive monitoring device for the intrinsically safe closed area of the mine is mainly used for monitoring the concentration of methane, carbon monoxide, carbon dioxide, oxygen and other gas components in underground goaf, closed area, roadway, working face and fire area of the mine, and information such as temperature and differential pressure in real time, is used for timely grasping the condition change of the goaf (closed area) when the underground goaf (closed area) of the mine has natural ignition tendency, and is a set of technical equipment capable of realizing real-time monitoring. The main function of the system is to sense the change of fire conditions: the change rule and the ignition trend of the flammable marking gas (methane, carbon monoxide, carbon dioxide, oxygen and the like) are studied mainly by researching the ignition mechanism of the goaf (closed area), the real-time on-line monitoring of the flammable marking gas of the goaf (closed area) is realized by means of various types of sensors, monitoring data are timely sent to an exchanger and a ground command operation system through transmission wires, and workers accurately grasp the ignition trend of the goaf according to the rule research of disasters of the flammable gas.
However, the lead connection port of the existing detection device is generally directly exposed to the outside, but the mine is bad in environment and more in dust, dust impurities scattered in the air are easy to contact with the lead connection port of the detection device, static electricity is generated, the service life of an electronic port is influenced when the static electricity is light, electric sparks are caused, fire hazards are caused, and safety problems exist in the operation process of plugging and unplugging the transmission lead, so that the invention provides the mine intrinsic safety type comprehensive monitoring device for the closed area.
Disclosure of Invention
The invention aims at: in order to solve the problems in the background technology, the comprehensive monitoring device for the intrinsic safety type closed area of the mine is provided.
In order to achieve the above purpose, the present invention provides the following technical solutions: the mine intrinsic safety type comprehensive monitoring device comprises a detection main body, a display screen and a sensor, wherein the detection main body is used for sampling and analyzing air in a closed area, and the sensor is arranged in the detection main body and used for monitoring the sampled air in real time; the display screen is arranged on the outer wall of the detection main body and used for displaying monitored data in real time, the bottom end of the detection main body is connected with a transmission wire which conducts the detected data of the sensor to the exchange and the control terminal for data analysis, the bottom of the detection main body is provided with an electronic port, the transmission wire can be inserted into the electronic port and is electrically connected with the sensor in the detection main body, the display screen further comprises a butt joint mechanism and a transmission mechanism, the outer wall of the transmission wire is fixedly provided with a fixed block, and two sides of the electronic port are respectively provided with a dustproof block through the transmission mechanism; the butt joint mechanism is arranged on the fixed block and can push the transmission mechanism upwards to drive the two dustproof blocks to be opened;
the butt joint mechanism consists of a limit groove and a guide unit; the limiting groove is formed in the detection main body and located above the moving end position of the guide unit, and is used for limiting the guide unit;
the transmission mechanism consists of a transmission unit and a reset unit; the transmission unit is used for driving the dustproof block to move, so that the dustproof block is stored in the detection main body, and the reset unit is used for providing thrust and reset guide for resetting the dustproof block.
As still further aspects of the invention: the guide unit comprises a fixed rod, a limiting block and a first movable groove; the fixed rod is fixed at the top end of the fixed block and used for driving the limiting block to synchronously move; the first movable groove is used for providing an insertion space for the fixed rod and the limiting block, and the limiting block is used for transmitting thrust for the movement of the dustproof block; the limiting groove is used for providing a rotating space for the rotation of the limiting block, and the limiting groove is used for limiting the limiting block after rotation.
As still further aspects of the invention: the transmission unit comprises a vertical plate, a movable block, a connecting block, a guide block, a positioning groove, a butt joint block and a third movable groove; the vertical plate is vertically arranged in the detection main body and extends to the inner side of the first movable groove, the vertical plate is rotationally connected with the butt joint block through a rotating rod, and the butt joint block is fixed at the end part of the dustproof block; the connecting block is fixed on the outer wall of the dustproof block and is rotationally connected with the movable block through the positioning block; a positioning groove which is in butt joint with the positioning block is formed on the inner side of the movable block; the outer wall shaping of movable block has the guide block, the guide block inserts in the third movable groove and is used for providing the direction for the vertical movement of movable block.
As still further aspects of the invention: the resetting unit comprises a second movable groove, a guide plate and a spring; the guide plate is fixed on the outer wall of the vertical plate, the second movable groove is used for providing space for the movement of the guide plate and the spring, and the spring is used for providing elastic power for the reset of the vertical plate.
As still further aspects of the invention: the moving stroke of the movable block is smaller than that of the vertical plate, and lateral tension can be provided for resetting of the dustproof block.
As still further aspects of the invention: the connecting block is positioned below the connecting position of the vertical plate and the butt joint block in the transverse state.
As still further aspects of the invention: the outer wall of the butt joint block is of an L-shaped structure integrally, and the contact position of the limiting block and the butt joint block is an L-shaped corner of the butt joint block.
As still further aspects of the invention: the outer wall of stopper is arc structure, the inside wall in spacing groove and the outer wall phase-match of stopper, the inboard shaping of butt joint piece has the hole groove that supplies stopper pivoted.
As still further aspects of the invention: the sensor comprises a gas analysis module, a temperature sensor and a pressure sensor, wherein the gas analysis module, the temperature sensor and the pressure sensor are installed inside the detection main body, the gas analysis module extracts weak signals of gas through a lock-in amplifier, analysis of gas signals is achieved, and detection sensitivity is improved.
As still further aspects of the invention: the gas analysis module comprises a carbon dioxide gas analyzer, a carbon monoxide gas analyzer, an oxygen gas analyzer and a methane gas analyzer.
Compared with the prior art, the invention has the beneficial effects that:
by arranging a plurality of types of sensors, the invention can effectively detect the concentration change of combustible gas in a mine, can also detect key data information such as underground temperature, pressure difference and the like in real time, provides core reference data for a safety system, ensures the safety of coal mine production and workers and prevents the occurrence of fire accidents of the coal mine.
In addition, the butt joint mechanism, the transmission mechanism and the dustproof block are arranged, so that when the main body is not used, the dustproof block can block the electronic port, external dust is effectively prevented from entering the electronic port, and in the butt joint process of the transmission wire and the electronic port, the dustproof block can be automatically opened downwards under the action of the transmission mechanism, and manual shifting is not needed; the dustproof block is also automatically closed after the transmission wire is pulled out, so that the electronic port is protected.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic view of the mounting structure of the docking mechanism and the transmission mechanism of the present invention;
FIG. 3 is an enlarged view of a portion of FIG. 2 at A;
FIG. 4 is a schematic view showing the structure of the dust-proof block in the open state of the present invention;
FIG. 5 is an enlarged view of a portion of FIG. 4 at B;
FIG. 6 is a schematic diagram of the mounting structure of the movable block and the connection block;
fig. 7 is a schematic diagram of a position structure of a limiting groove according to the present invention.
In the figure: 1. a detection body; 2. a transmission wire; 3. a fixed block; 4. a dust-proof block; 5. a docking mechanism; 501. a fixed rod; 502. a limiting block; 503. a limit groove; 6. a transmission mechanism; 601. a vertical plate; 602. a movable block; 603. a connecting block; 604. a guide plate; 605. a spring; 606. a guide block; 607. a positioning block; 608. a positioning groove; 609. a butt joint block; 611. a rotating lever; 612. a hole groove; 7. a first movable groove; 8. a second movable groove; 9. a third movable groove; 10. a display screen; 11. a sensor; 12. an electronic port.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-7, in the embodiment of the present invention, an integrated monitoring device for an intrinsic safety type closed area of a mine includes a detection main body 1, a display screen 10 and a sensor 11, wherein the sensor 11 is installed inside the detection main body 1 and is used for monitoring sampled air in real time; the sensor 11 includes an analysis instrument for collecting key data information, such as a gas analysis module, a temperature sensor, a humidity sensor, and a pressure sensor, which are installed inside the detection body 1 to analyze the air component. The gas analysis module comprises a carbon dioxide gas analyzer, a carbon monoxide gas analyzer, an oxygen gas analyzer and a methane gas analyzer. The gas analysis module extracts weak signals of the gas through the lock-in amplifier, so that analysis of the gas signals is realized, and the detection sensitivity is improved.
The display screen 10 is installed and is used for the data of real-time display monitoring at the outer wall that detects main part 1, and the bottom that detects main part 1 is connected with the transmission wire 2 that carries out data analysis with the data conduction of sensor 11 to switch and control terminal, and the outer wall of transmission wire 2 is fixed with fixed block 3, electronic port 12 has been seted up to the bottom of detecting main part 1, and transmission wire 2 can insert in the electronic port 12 and realize the electricity with the sensor 11 in detecting main part 1 and be connected. The electronic port 12 is characterized by further comprising a butt joint mechanism 5 and a transmission mechanism 6, wherein the outer wall of the transmission wire 2 is fixedly provided with a fixed block 3, and two sides of the electronic port 12 are respectively provided with a dustproof block 4 through the transmission mechanism 6; the butt joint mechanism 5 is arranged on the fixed block 3, and the butt joint mechanism 5 can push the transmission mechanism 6 upwards to drive the two dustproof blocks 4 to be opened.
The docking mechanism 5 consists of a limit groove 503 and a guide unit; the limiting groove 503 is formed in the detecting body 1 and located above the moving end position of the guiding unit, the limiting groove 503 is used for limiting the guiding unit, and the guiding unit is used for transmitting thrust for opening the dustproof block 4.
The transmission mechanism 6 consists of a transmission unit and a reset unit; the transmission unit is used for driving the dustproof block 4 to rotate, so that the dustproof block 4 is stored in the detection main body 1, and the reset unit is used for providing thrust and reset guide for resetting the dustproof block 4.
In this embodiment: the detection main body 1 is internally provided with a gas analysis module capable of detecting various gases, and the gas analysis module is connected with the existing tube bundle system of the coal mine. When the gas concentration is measured, the gas pump transmits the gas sample in the tube bundle system to the gas analysis module, and the analysis of the gas signal is realized by utilizing the excellent weak signal extraction capability of the lock-in amplifier, so that the detection sensitivity is improved, and the gas concentration is detected with high precision. The method has the advantages that the advantages of the existing beam tube system of the coal mine are comprehensively utilized and borrowed from reference, the length of the beam tube line is greatly shortened, the gas sampling difficulty is reduced, the real-time online detection of natural ignition marking gas is realized, and powerful support is provided for preventing and controlling the fire of the coal mine.
Referring to fig. 2-6, the transmission unit includes a vertical plate 601, a movable block 602, a connecting block 603, a guiding block 606, a positioning block 607, a positioning slot 608, a butt joint block 609, and a third movable slot 9; the vertical plate 601 is vertically arranged in the detection main body 1 and extends to the inner side of the first movable groove 7, the vertical plate 601 is rotationally connected with the butt joint block 609 through a rotating rod 611, and the butt joint block 609 is fixed at the end part of the dust proof block 4; the connecting block 603 is fixed on the outer wall of the dustproof block 4, and the connecting block 603 is rotationally connected with the movable block 602 through the positioning block 607; a positioning groove 608 which is in butt joint with the positioning block 607 is formed on the inner side of the movable block 602; the outer wall of the movable block 602 is formed with a guide block 606, and the guide block 606 is inserted into the third movable groove 9 to provide a guide for the vertical movement of the movable block 602. The resetting unit comprises a second movable groove 8, a guide plate 604 and a spring 605; the guide plate 604 is fixed on the outer wall of the vertical plate 601, the second movable groove 8 is used for providing space for the movement of the guide plate 604 and the spring 605, and the spring 605 is used for providing elastic power for the reset of the vertical plate 601; the travel of movable block 602 is less than the travel of vertical board 601, can provide the side direction pulling force for the reset of dustproof piece 4, and the connecting block 603 is located the below of vertical board 601, butt joint piece 609 junction when horizontal state, and the outer wall of butt joint piece 609 is whole "L" type structure, and stopper 502 and butt joint piece 609 contact position be the "L" corner of butt joint piece 609.
In this embodiment: when in use, the fixing block 3 is sleeved and fixed on the outer wall of the end part of the transmission wire 2 (an anti-drop rubber ring or an anti-drop ratchet can be arranged on the inner wall of the annular fixing block 3, so that the outer wall of the transmission wire 2 can be clamped and hooped, and the transmission wire is prevented from being separated from the fixing block 3). The fixed block 3 is in butt joint with the electronic port 12 at the bottom of the detection main body 1, in the butt joint process, the limiting block 502 at the top end of the fixed block 3 is in contact with the L-shaped inner side corner of the butt joint block 609, the butt joint block 609 is given an upward extrusion force, the extrusion force is transmitted to the dustproof block 4 by the butt joint block 609, the end part of the dustproof block 4 is subjected to the thrust of the butt joint block 609, the dustproof block 4 rotates by taking the positioning groove 608 and the positioning block 607 as rotating shafts, and the upward thrust of the vertical plate 601 is given. While continuing to give the upward extrusion force to the butt joint block 609 through the limiting block 502, the vertical plate 601 and the movable block 602 synchronously move upward, and the movement of the vertical plate 601 synchronously drives the guide plate 604 to vertically move upward along the inner side of the second movable groove 8 and gives the extrusion force to the spring 605; the movable block 602 will move vertically upwards along the inner side of the third movable slot 9 under the driving of the connecting block 603, and the vertical plate 601 moves vertically along the inner side of the first movable slot 7 until the limiting block 502 moves to the maximum travel distance, at this time, the insertion end of the transmission wire 2 has been completely inserted into the electronic port 12 and has been electrically connected with the corresponding connector of the sensor 11. At this time, the top end of the fixed block 3 is tightly attached to the periphery of the open end of the electronic port 12 at the bottom of the detection main body 1, the end part of the limiting block 502 is aligned to the inlet end of the limiting groove 503, the fixed rod 501 is driven by the fixed block 3 to rotate synchronously with the limiting block 502, the end part of the limiting block 502 moves out of the hole groove 612 of the butt joint block 609 and enters the inner side of the limiting groove 503, at this time, the top end of the limiting block 502 still abuts against the inner side of the bottom of the butt joint block 609, the limiting block 502 is limited by the limiting groove 503 and cannot move downwards, and the spring 605 transmits the elastic force to the limiting block 502 through the butt joint block 609, so that the limiting block 502 is tightly attached to the inner side of the limiting groove 503, the butt joint of the transmission wire 2 and the detection main body 1 can be completed, the dustproof block 4 of the electronic port 12 is not required to be opened manually, the dustproof block 4 is also completely detected in the first movable groove 7 inside the main body, interference can not occur to other parts, accidental falling or damage and bending can not happen when the transmission wire 2 is plugged and unplanned.
The guiding unit comprises a fixed rod 501, a limiting block 502 and a first movable groove 7; the fixed rod 501 is fixed at the top end of the fixed block 3 and is used for driving the limiting block 502 to synchronously move; the first movable groove 7 is used for providing an insertion space for the fixed rod 501 and the limiting block 502, and the limiting block 502 is used for transmitting thrust for the movement of the dust-proof block 4; the limiting groove 503 is used for providing a rotation space for the rotation of the limiting block 502, and the limiting groove 503 can also be used for limiting the limiting block 502 after rotation; the outer wall of the limiting block 502 is of an arc-shaped structure, the inner side wall of the limiting groove 503 is matched with the outer wall of the limiting block 502, and a hole groove 612 for the limiting block 502 to rotate is formed in the inner side of the butt joint block 609.
In this embodiment: when the transmission lead 2 is separated from the detection main body 1, the fixed block 3 is reversely rotated, so that the limiting block 502 is driven to move out of the inner side of the limiting groove 503, the limiting groove 503 does not provide limiting for the movement of the limiting block 502 any more, the dustproof block 4, the butt joint block 609 and the limiting block 502 all move downwards under the elasticity of the spring 605, the movable block 602 is in contact with the bottommost part of the second movable groove 8 in advance, a fixed axle center is provided for the rotation of the dustproof block 4, the butt joint block 609 continues to move downwards, the movable block 602 does not move downwards, at this time, the dustproof block 4 rotates by taking the positioning groove 608 as the center until the dustproof block 4 and the vertical plate 601 are in a ninety degree state, and then the two dustproof blocks 4 are closed again, so that the blocking protection of the electronic port 12 at the bottom of the detection main body 1 is completed.
The foregoing description is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art, who is within the scope of the present invention, should make equivalent substitutions or modifications according to the technical solution of the present invention and the inventive concept thereof, and should be covered by the scope of the present invention.
Claims (10)
1. The comprehensive monitoring device for the mine intrinsic safety type closed area comprises a detection main body (1), a display screen (10) and a sensor (11), wherein the detection main body (1) is used for sampling and analyzing air in the closed area, and the sensor (11) is arranged in the detection main body (1) and used for monitoring the sampled air in real time; the display screen (10) is arranged on the outer wall of the detection main body (1) and used for displaying monitored data in real time, the bottom end of the detection main body (1) is connected with a transmission wire (2) for conducting detection data of the sensor (11) to the exchange machine and the control terminal for data analysis, an electronic port (12) is arranged at the bottom of the detection main body (1), and the transmission wire (2) can be inserted into the electronic port (12) and electrically connected with the sensor (11) in the detection main body, and the display screen is characterized by further comprising a butt joint mechanism (5) and a transmission mechanism (6), wherein a fixed block (3) is fixed on the outer wall of the transmission wire (2), and dust-proof blocks (4) are respectively arranged on two sides of the electronic port (12) through the transmission mechanism (6); the butt joint mechanism (5) is arranged on the fixed block (3), and the butt joint mechanism (5) can push the transmission mechanism (6) upwards and drive the two dustproof blocks (4) to be opened;
the butt joint mechanism (5) consists of a limit groove (503) and a guide unit; the limiting groove (503) is formed in the detection main body (1) and is located above the moving end position of the guide unit, and the limiting groove (503) is used for limiting the guide unit;
the transmission mechanism (6) consists of a transmission unit and a resetting unit; the transmission unit is used for driving the dustproof block (4) to move, so that the dustproof block (4) is stored in the detection main body (1), and the reset unit is used for providing thrust and reset guide for resetting the dustproof block (4).
2. The mine intrinsically safe type comprehensive monitoring device for the closed area according to claim 1, wherein the guiding unit comprises a fixed rod (501), a limiting block (502) and a first movable groove (7); the fixed rod (501) is fixed at the top end of the fixed block (3) and used for driving the limiting block (502) to synchronously move; the first movable groove (7) is used for providing an insertion space for the fixed rod (501) and the limiting block (502), and the limiting block (502) is used for transmitting thrust for the movement of the dustproof block (4); the limiting groove (503) is used for providing a rotating space for the rotation of the limiting block (502), and the limiting groove (503) is used for limiting the limiting block (502) after the rotation.
3. The mine intrinsically safe closed area comprehensive monitoring device according to claim 2, wherein the transmission unit comprises a vertical plate (601), a movable block (602), a connecting block (603), a guide block (606), a positioning block (607), a positioning groove (608), a butt joint block (609) and a third movable groove (9);
the vertical plate (601) is vertically arranged in the detection main body (1) and extends to the inner side of the first movable groove (7), the vertical plate (601) is rotationally connected with the butt joint block (609) through the rotating rod (611), and the butt joint block (609) is fixed at the end part of the dustproof block (4); the connecting block (603) is fixed on the outer wall of the dustproof block (4), and the connecting block (603) is rotationally connected with the movable block (602) through the positioning block (607); a positioning groove (608) which is in butt joint with the positioning block (607) is formed on the inner side of the movable block (602); the outer wall of the movable block (602) is provided with a guide block (606), and the guide block (606) is inserted into the third movable groove (9) to provide guide for the vertical movement of the movable block (602).
4. The mine intrinsically safe closed area comprehensive monitoring device according to claim 1, wherein the resetting unit comprises a second movable groove (8), a guide plate (604) and a spring (605); the guide plate (604) is fixed on the outer wall of the vertical plate (601), the second movable groove (8) is used for providing space for the movement of the guide plate (604) and the spring (605), and the spring (605) is used for providing elastic power for the reset of the vertical plate (601).
5. A mine intrinsically safe closed area comprehensive monitoring device according to claim 3, wherein the moving stroke of the movable block (602) is smaller than the moving stroke of the vertical plate (601), and can provide lateral tension for resetting the dust-proof block (4).
6. A mine intrinsically safe closed area comprehensive monitoring device according to claim 3, wherein the connecting block (603) is located below the connection of the vertical plate (601) and the butt joint block (609) in a transverse state.
7. The mine intrinsically safe closed area comprehensive monitoring device according to claim 3, wherein the whole outer wall of the butt joint block (609) is of an L-shaped structure, and the contact position of the limiting block (502) and the butt joint block (609) is an L-shaped corner of the butt joint block (609).
8. The mine intrinsic safety type comprehensive monitoring device for the closed area according to claim 3, wherein the outer wall of the limiting block (502) is of an arc-shaped structure, the inner side wall of the limiting groove (503) is matched with the outer wall of the limiting block (502), and a hole groove (612) for the rotation of the limiting block (502) is formed in the inner side of the abutting block (609).
9. A mine intrinsically safe closed area integrated monitoring device according to claim 3, characterized in that the sensor (11) comprises a gas analysis module, a temperature sensor and a pressure sensor mounted inside the detection body (1) for analysing the air composition.
10. The mine intrinsically-safe closed region integrated monitoring device of claim 9, wherein the gas analysis module includes a carbon dioxide gas analyzer, a carbon monoxide gas analyzer, an oxygen gas analyzer, and a methane gas analyzer.
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| CN202310646111.9A CN116381165B (en) | 2023-06-02 | 2023-06-02 | Mine intrinsic safety type comprehensive monitoring device for closed area |
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| CN202310646111.9A CN116381165B (en) | 2023-06-02 | 2023-06-02 | Mine intrinsic safety type comprehensive monitoring device for closed area |
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| CN116381165B (en) | 2023-10-03 |
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