CN113092667A - Gas concentration monitoring device for coal mine - Google Patents
Gas concentration monitoring device for coal mine Download PDFInfo
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- CN113092667A CN113092667A CN202110235557.3A CN202110235557A CN113092667A CN 113092667 A CN113092667 A CN 113092667A CN 202110235557 A CN202110235557 A CN 202110235557A CN 113092667 A CN113092667 A CN 113092667A
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- 239000003245 coal Substances 0.000 title claims abstract description 20
- 238000012806 monitoring device Methods 0.000 title claims abstract description 14
- 230000007246 mechanism Effects 0.000 claims abstract description 65
- 238000003860 storage Methods 0.000 claims abstract description 31
- 239000000523 sample Substances 0.000 claims abstract description 28
- 238000009434 installation Methods 0.000 claims abstract description 23
- 238000012544 monitoring process Methods 0.000 claims abstract description 20
- 238000001514 detection method Methods 0.000 claims abstract description 16
- 238000004804 winding Methods 0.000 claims description 29
- 230000002093 peripheral effect Effects 0.000 claims description 13
- 230000001681 protective effect Effects 0.000 claims description 10
- 241000251468 Actinopterygii Species 0.000 claims description 3
- 230000001105 regulatory effect Effects 0.000 claims description 2
- 230000008275 binding mechanism Effects 0.000 abstract description 17
- 239000003814 drug Substances 0.000 abstract description 3
- 239000007789 gas Substances 0.000 description 54
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 8
- 235000017491 Bambusa tulda Nutrition 0.000 description 8
- 241001330002 Bambuseae Species 0.000 description 8
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 8
- 239000011425 bamboo Substances 0.000 description 8
- 239000000203 mixture Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 230000000452 restraining effect Effects 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical group C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 235000008331 Pinus X rigitaeda Nutrition 0.000 description 1
- 235000011613 Pinus brutia Nutrition 0.000 description 1
- 241000018646 Pinus brutia Species 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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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
- 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
- G01N33/0057—Warfare agents or explosives
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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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Abstract
The invention discloses a gas concentration monitoring device for a coal mine, which comprises a gas detector body, a waist binding mechanism, a wire-rewinding mechanism, a detection probe mechanism and a shoulder binding mechanism, wherein the waist binding mechanism is arranged at the lower part of one side of the gas detector body, an installation seat is fixedly connected with the lower part of the other side of the gas detector body, the wire-rewinding mechanism is arranged at the upper part of the other side of the gas detector body, a fixed sleeve seat and the shoulder binding mechanism are respectively arranged on the upper side surface of the gas detector body, the detection probe mechanism is slidably connected with the inner side of the fixed sleeve seat, a storage groove is arranged for placing a standby battery or a standby medicine, the gas detector body is stably arranged on the body of a worker by arranging the waist binding mechanism, a telescopic rod is extended to rotate the connecting rod to adjust the position of the monitoring, the working efficiency and the working quality are greatly improved.
Description
Technical Field
The invention relates to the field of coal mine safety, in particular to a coal mine gas concentration monitoring device.
Background
The coal mine gas is a mixture of multiple flammable and explosive gases, the main component of the mixture is methane, the ignition point is very low, when the mixture is mixed with air to a certain proportion, explosion can occur when the mixture is exposed to fire, and the safety production of a coal mine is seriously threatened, so that the concentration of the coal mine gas is monitored in real time, safety measures are correspondingly taken, and the coal mine gas is very important in the safety production link of the coal mine.
The conventional gas monitor does not have a storage function, cannot be used for placing articles such as a standby battery and the like, is inconvenient to use, and influences normal use when the power is insufficient; the gas in a mine is not smooth, so that the phenomenon of gas accumulation is easy to occur, a general gas monitor can only monitor the gas concentration at the position, so that the monitoring is not accurate, and the potential safety hazard is caused; the monitoring probe can not extend into some special positions, has monitoring dead angles and has certain limitation; can not carry with oneself well in time measuring, the easy pine takes off for the staff can not focus on the ground and detect to each safety point, consequently, the technical staff in the field provides a gas concentration monitoring devices for coal mine, with the problem of proposing in the solution above-mentioned background art.
Disclosure of Invention
The invention aims to solve the problems and the defects, and provides a coal mine gas concentration monitoring device, which improves the overall working efficiency.
The purpose of the invention can be realized by the following technical scheme: a gas concentration monitoring device for coal mines comprises a gas detector body, a waist binding mechanism, a take-up mechanism, a detection probe mechanism and a shoulder binding mechanism, wherein the waist binding mechanism is installed at the lower part of one side of the gas detector body, an installation seat is fixedly connected with the lower part of the other side of the gas detector body, the take-up mechanism is installed at the upper part of the other side of the gas detector body, a clamping groove seat is fixedly connected with one side of the installation seat, a fixed sleeve seat and the shoulder binding mechanism are respectively installed on the upper side surface of the gas detector body, the detection probe mechanism is slidably connected with the inner side of the fixed sleeve seat, the waist binding mechanism comprises a storage box, an elastic binding belt and an automatic winding mechanism, the automatic winding mechanism comprises a rotary disc, an installation cylinder, a coil spring and a support column, the storage box is, the inside top side center and the bottom side center of storage box respectively with the both ends fixed connection of support column, the periphery side of support column bottom rotates and is connected with the carousel, the last side middle part fixedly connected with installation section of thick bamboo of carousel, the upper end of installation section of thick bamboo rotates the periphery side of connecting in the support column upper end, be provided with the wind spring between installation section of thick bamboo and the support column, wind spring sliding connection is in the periphery side of support column, the one end fixed connection of wind spring is on the inside wall of installation section of thick bamboo, and the other end fixed connection.
As a further scheme of the invention, the peripheral side surface of the mounting cylinder is fixedly connected with one end of an elastic binding belt, the elastic binding belt is wound on the mounting cylinder, the other end of the elastic binding belt is fixedly connected with a first buckle, the peripheral side surface of the other end of the elastic binding belt is movably sleeved with a mounting sleeve, one side of the mounting sleeve is fixedly connected with a buckle seat, and the first buckle and the buckle seat correspond to each other.
According to a further scheme of the invention, the shoulder binding mechanism comprises a containing box, an automatic winding mechanism, a shoulder binding belt and a second buckle, the lower side of the containing box is fixedly connected to the upper side surface of the gas detector body, the upper side surface of the containing box is provided with a cover, the automatic winding mechanism is installed in the containing box, the automatic winding mechanism and the automatic winding mechanism are completely consistent in structure, the shoulder binding belt is wound on the automatic winding mechanism, the end part of the shoulder binding belt is fixedly connected with the second buckle, and the second buckle and the buckle seat correspond to each other.
As a further scheme of the invention, the wire rewinding mechanism comprises a connecting wire, a wire rewinding box, a wire rewinding column, a rotating rod and an adjusting shaft, wherein one end of the wire rewinding column is fixedly connected to the upper part of one side of the gas detector body, the wire rewinding column is of a hollow structure, one end of the connecting wire penetrates through the side wall of the wire rewinding column and is installed inside the wire rewinding column, one end of the connecting wire penetrates through the end part of the wire rewinding column and is electrically connected with the gas detector body, the peripheral side surface of one end, close to the gas detector body, of the wire rewinding column is rotatably connected with the center of the bottom side of the fish wire rewinding box, the wire rewinding box is slidably connected with the gas detector body, the wire rewinding column and the side surface of the wire rewinding box are kept in a vertical state, the other end of the wire rewinding column is fixedly connected with one end of the rotating rod, the rotating rod and the wire rewinding column are mutually vertical, the wire collecting groove is parallel to the wire collecting column, and the connecting wire penetrates through the wire collecting groove and is wound on the peripheral side face of the wire collecting column.
According to a further scheme of the invention, the detection probe mechanism comprises a telescopic rod, a connecting rod, a monitoring probe and a sheath, wherein the telescopic rod is internally of a hollow structure, the sheath is fixedly connected to the side surface of the periphery of the bottom end of the telescopic rod, the end part of the telescopic rod is rotatably connected with one end of the connecting rod, the other end of the connecting rod is rotatably connected with the monitoring probe, and the other end of the connecting rod penetrates through the side wall of the bottom of the telescopic rod and is electrically connected with the.
According to a further scheme of the invention, a storage groove is formed in the lower portion of the gas detector body, a protective cover is rotatably connected to a bottom side frame of the storage groove, a buckle is mounted at one side edge of the protective cover, a clamping groove is formed in a top side frame of the storage groove, and the buckle and the clamping groove are in one-to-one correspondence.
The invention has the beneficial effects that:
the gas detector body is ensured to be normally used by arranging the storage groove for placing the standby battery or the standby medicine, the convenience of the gas detector body is improved, and safety guarantee is provided for workers;
the gas detector body is stably arranged on the body of a worker without being held by the worker, so that the worker can simultaneously process a plurality of works, when the gas detector body needs to be fixed in a mine, the automatic winding mechanism automatically adjusts the length of the elastic binding belt, the automatic winding mechanism automatically adjusts the length of the shoulder binding belt, so that the gas detector body is fixed in the mine, when the gas detector body is stored, the automatic winding mechanism arranges the elastic binding belt in the storage box, and winds the shoulder binding belt in the storage box, the disorder caused by too many binding belts is avoided;
through setting up test probe mechanism, extend the telescopic link, the connecting rod rotates, the position of adjustment monitor, thereby avoid gas monitoring appearance monitoring dead angle, application range has been improved, the sheath makes test probe mechanism grip better, and work efficiency is improved, through setting up the connecting wire rolling storage that take-up mechanism extends in with the use in the line box of receiving, and twine the connecting wire on receiving the line post through receiving the wire casing, both avoided too much influence work of connecting wire, avoid the connecting wire to twist reverse the damage because of appearing when the rolling simultaneously, work efficiency and operating quality have greatly been improved.
Drawings
In order to facilitate understanding for those skilled in the art, the present invention will be further described with reference to the accompanying drawings.
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic structural view of an automatic winding mechanism of the present invention;
FIG. 3 is a schematic view of a wire rewinding mechanism according to the present invention;
FIG. 4 is a schematic structural diagram of a probe mechanism of the present invention;
in the figure: 1. a gas detector body; 2. a storage box; 3. a box cover; 4. an elastic binding band; 5. installing a sleeve; 6. a first buckle; 7. a buckle seat; 8. a turntable; 9. mounting the cylinder; 10. a coil spring; 11. a support pillar; 12. a storage tank; 13. a protective cover; 14. a slot clamping seat; 15. a mounting seat; 16. a take-up mechanism; 17. a connecting wire; 18. fixing a sleeve seat; 19. a probe detection mechanism; 20. a containing box; 21. a wire rewinding box; 22. a wire retracting column; 23. rotating the rod; 24. a wire collecting groove; 25. an adjustment shaft; 26. a telescopic rod; 27. a connecting rod; 28. monitoring the probe; 29. a sheath; 30. a shoulder binding band; 31. and a second buckle.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the following embodiments, and it should be understood that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Please refer to fig. 1-4: a gas concentration monitoring device for a coal mine comprises a gas detector body 1, a waist binding mechanism, a take-up mechanism 16, a detection probe mechanism 19 and a shoulder binding mechanism, wherein the waist binding mechanism is installed at the lower part of one side of the gas detector body 1, an installation seat 15 is fixedly connected to the lower part of the other side of the gas detector body 1, the take-up mechanism 16 is installed at the upper part of the other side of the gas detector body 1, a clamping groove seat 14 is fixedly connected to one side of the installation seat 15, a fixing sleeve seat 18 and the shoulder binding mechanism are respectively installed on the upper side surface of the gas detector body 1, the detection probe mechanism 19 is slidably connected to the inner side of the fixing sleeve seat 18, the waist binding mechanism comprises a storage box 2, an elastic binding belt 4 and an automatic winding mechanism, the automatic winding mechanism comprises a rotary table 8, an installation cylinder 9, a coil spring, storage box 2 fixed connection is in one side lower part of gas detection appearance body 1, a side frame of storage box 2 rotates and is connected with lid 3, the inside top side center and the bottom side center of storage box 2 respectively with the both ends fixed connection of support column 11, the periphery side of support column 11 bottom rotates and is connected with carousel 8, the side middle part fixedly connected with installation section of thick bamboo 9 that goes up of carousel 8, the upper end of installation section of thick bamboo 9 rotates the periphery side of connecting in support column 11 upper end, be provided with wind spring 10 between installation section of thick bamboo 9 and the support column 11, wind spring 10 sliding connection is in the periphery side of support column 11, the one end fixed connection of wind spring 10 is on the inside wall of installation section of thick bamboo 9, and the other end fixed connection of.
The elastic binding belt is characterized in that the peripheral side face of the mounting barrel 9 is fixedly connected with one end of the elastic binding belt 4, the elastic binding belt 4 is wound on the mounting barrel 9, the other end of the elastic binding belt 4 is fixedly connected with a first buckle 6, the peripheral side face of the other end of the elastic binding belt 4 is movably sleeved with a mounting sleeve 5, one side of the mounting sleeve 5 is fixedly connected with a buckle seat 7, and the first buckle 6 corresponds to a clamping groove seat 14.
The shoulder binding mechanism comprises a containing box 20, an automatic winding mechanism, a shoulder binding belt 30 and a second buckle 31, the lower side of the containing box 20 is fixedly connected to the upper side face of the gas detector body 1, the upper side face of the containing box 20 is provided with a cover, the automatic winding mechanism is installed inside the containing box 20, the automatic winding mechanism and the automatic winding mechanism are completely consistent in structure, the shoulder binding belt 30 is wound on the automatic winding mechanism, the end portion of the shoulder binding belt 30 is fixedly connected with the second buckle 31, and the second buckle 31 corresponds to the buckle seat 7.
The take-up mechanism 16 comprises a connecting wire 17, a take-up box 21, a take-up column 22, a rotating rod 23 and an adjusting shaft 25, one end of the take-up column 22 is fixedly connected to the upper portion of one side of the gas detector body 1, the take-up column 22 is of a hollow structure, one end of the connecting wire 17 penetrates through the side wall of the take-up column 22 and is installed inside the take-up column 22, one end of the connecting wire 17 penetrates through the end portion of the take-up column 22 and is electrically connected with the gas detector body 1, the take-up column 22 is rotatably connected to the bottom side center of the peripheral side fish take-up box 21 close to one end of the gas detector body 1, the take-up box 21 is slidably connected with the gas detector body 1, the side surfaces of the take-up column 22 and the take-up box 21 are kept in a vertical state, the other end of the take-up column 22 is, the other end of dwang 23 rotates and is connected with regulating spindle 25, dwang 23 and a side edge sliding connection who receives line box 21, receive line box 24 has been seted up to the periphery box wall that receives line box 21, it keeps parallel with receipts line post 22 to receive line box 24, connecting wire 17 passes receipts line box 24 and twines the periphery side of receiving line post 22.
The utility model discloses a monitoring probe mechanism 19, including telescopic link 26, connecting rod 27, monitoring probe 28 and sheath 29, the inside of telescopic link 26 is hollow structure, the bottom periphery side fixedly connected with sheath 29 of telescopic link 26, the tip of telescopic link 26 is rotated with the one end of connecting rod 27 and is connected, the other end of connecting rod 27 is rotated and is connected with monitoring probe 28, the other end of connecting wire 17 pass the bottom lateral wall of telescopic link 26 and with monitoring probe 28 electric connection.
Storing groove 12 has been seted up to the lower part of gas detection appearance body 1, the bottom side frame of storing groove 12 rotates and is connected with protective cover 13, the buckle is installed to one side edge of protective cover 13, the draw-in groove has been seted up to the top side frame department of storing groove 12, buckle and draw-in groove one-to-one.
When the gas detector is used, the storage groove 12 is arranged for placing a standby battery or a standby medicine, the normal use of the gas detector body 1 is ensured, the convenience of the gas detector body is improved, the safety guarantee is provided for workers, the protective cover 13 seals the storage groove 12, the buckle of the protective cover 13 is clamped with the clamping groove, the accidental opening of the protective cover 13 is avoided, the elastic restraining belt 4 is drawn out of the storage box 2 and wound on the waist of the workers by arranging the waist restraining mechanism, the first buckle 6 is clamped with the clamping groove seat 14, the shoulder restraining belt 30 is drawn out of the storage box 20 and wound on the shoulders of the workers, and the second buckle 31 is clamped with the clamping groove seat 7, so that the gas detector body 1 is stably arranged on the bodies of the workers, the workers do not need to carry by hands, and the workers can simultaneously process multiple works, when the gas detector body 1 needs to be fixed in a mine, the automatic winding mechanism automatically adjusts the length of the elastic binding belt 4, the automatic winding mechanism automatically adjusts the length of the shoulder binding belt 30, so that the gas detector body 1 is fixed in the mine, when the gas detector body 1 is stored, the automatic winding mechanism winds the elastic binding belt 4 in the storage box 2, the automatic winding mechanism winds the shoulder binding belt 30 in the storage box 20, mess caused by too many binding belts is avoided, the monitoring probe mechanism 19 is arranged, the telescopic rod 26 is extended, the connecting rod 27 is rotated, the position of the monitoring probe 28 is adjusted, so that monitoring dead corners caused by gas monitoring are avoided, the use range is improved, the sheath 29 enables the detecting probe mechanism 19 to be better held, the work efficiency is improved, the connecting wire 17 which is extended in the use process is wound and stored in the wire collection box 21 through the wire collection mechanism 16, and the connecting wire 17 is wound on the wire winding post 22 through the wire winding groove 24, so that the phenomenon that the work is influenced by too much connecting wire 17 is avoided, and meanwhile, the connecting wire 17 is prevented from being damaged due to torsion when being wound.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "left", "right", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation and a specific orientation configuration and operation, and thus, should not be construed as limiting the present invention. Furthermore, "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate member, or they may be connected through two or more elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
While one embodiment of the present invention has been described in detail, the description is only a preferred embodiment of the present invention and should not be taken as limiting the scope of the invention. All equivalent changes and modifications made within the scope of the present invention shall fall within the scope of the present invention.
Claims (6)
1. The utility model provides a gas concentration monitoring devices for coal mine, its characterized in that, restrict the mechanism, take-up mechanism (16), test probe mechanism (19) and shoulder including gas detection appearance body (1), waist and restrict the mechanism is installed to one side lower part of gas detection appearance body (1), opposite side lower part fixedly connected with mount pad (15) of gas detection appearance body (1), take-up mechanism (16) are installed on opposite side upper portion of gas detection appearance body (1), one side fixedly connected with draw-in groove seat (14) of mount pad (15), fixed sleeve seat (18) and shoulder are restricted the mechanism are installed respectively to the last side of gas detection appearance body (1), the inboard sliding connection of fixed sleeve seat (18) has test probe mechanism (19), waist is restricted the mechanism and is including storage box (2), The automatic winding mechanism comprises a rotary table (8), an installation cylinder (9), a coil spring (10) and a support column (11), the storage box (2) is fixedly connected to the lower portion of one side of the gas detector body (1), one side frame of the storage box (2) is rotatably connected with a box cover (3), the top center and the bottom center of the interior of the storage box (2) are respectively and fixedly connected with two ends of the support column (11), the peripheral side face of the bottom end of the support column (11) is rotatably connected with the rotary table (8), the middle of the upper side face of the rotary table (8) is fixedly connected with the installation cylinder (9), the upper end of the installation cylinder (9) is rotatably connected to the peripheral side face of the upper end of the support column (11), the coil spring (10) is arranged between the installation cylinder (9) and the support column (11), and the coil spring (10) is slidably connected to the peripheral side face of, one end of the coil spring (10) is fixedly connected to the inner side wall of the mounting cylinder (9), and the other end of the coil spring (10) is fixedly connected to the supporting column (11).
2. The coal mine gas concentration monitoring device according to claim 1, wherein the outer peripheral side surface of the installation cylinder (9) is fixedly connected with one end of an elastic binding belt (4), the elastic binding belt (4) is wound on the installation cylinder (9), the other end of the elastic binding belt (4) is fixedly connected with a first buckle (6), the outer peripheral side surface of the other end of the elastic binding belt (4) is movably sleeved with an installation sleeve (5), one side of the installation sleeve (5) is fixedly connected with a buckle seat (7), and the first buckle (6) corresponds to the slot seat (14).
3. The coal mine gas concentration monitoring device according to claim 1, wherein the shoulder restraint mechanism comprises a containing box (20), an automatic winding mechanism, a shoulder restraint belt (30) and a second buckle (31), the lower side of the containing box (20) is fixedly connected to the upper side of the gas detector body (1), a cover is arranged on the upper side of the containing box (20), the automatic winding mechanism is mounted inside the containing box (20) and completely consistent with the automatic winding mechanism in structure, the shoulder restraint belt (30) is wound on the automatic winding mechanism, the second buckle (31) is fixedly connected to the end of the shoulder restraint belt (30), and the second buckle (31) and the buckle seat (7) correspond to each other.
4. The coal mine gas concentration monitoring device according to claim 1, wherein the wire rewinding mechanism (16) comprises a connecting wire (17), a wire rewinding box (21), a wire rewinding column (22), a rotating rod (23) and an adjusting shaft (25), one end of the wire rewinding column (22) is fixedly connected to the upper portion of one side of the gas detector body (1), the wire rewinding column (22) is of a hollow structure, one end of the connecting wire (17) penetrates through the side wall of the wire rewinding column (22) and is installed inside the wire rewinding column (22), one end of the connecting wire (17) penetrates through the end portion of the wire rewinding column (22) and is electrically connected with the gas detector body (1), the wire rewinding column (22) is rotatably connected with the bottom center of the fish rewinding box (21) on the peripheral side face close to one end of the gas detector body (1), and the wire rewinding box (21) is connected with the gas detector body (1) in a sliding manner, receive terminal (22) and the side of receiving line box (21) and keep the vertical state, the other end of receiving terminal (22) and the one end fixed connection of dwang (23), dwang (23) and receipts terminal (22) keep mutually perpendicular, the other end of dwang (23) is rotated and is connected with regulating spindle (25), dwang (23) and one side edge sliding connection who receives line box (21), receive line groove (24) have been seted up to the periphery box wall of receiving line box (21), it keeps parallel with receipts terminal (22) to receive line groove (24), connecting wire (17) are passed and are received line groove (24) and twined the periphery side of receiving terminal (22).
5. The coal mine gas concentration monitoring device according to claim 4, wherein the detection probe mechanism (19) comprises a telescopic rod (26), a connecting rod (27), a monitoring probe (28) and a sheath (29), the inside of the telescopic rod (26) is of a hollow structure, the sheath (29) is fixedly connected to the side face of the periphery of the bottom end of the telescopic rod (26), the end portion of the telescopic rod (26) is rotatably connected with one end of the connecting rod (27), the other end of the connecting rod (27) is rotatably connected with the monitoring probe (28), and the other end of the connecting wire (17) penetrates through the side wall of the bottom of the telescopic rod (26) and is electrically connected with the monitoring probe (28).
6. The gas concentration monitoring device for the coal mine according to claim 5, wherein a storage groove (12) is formed in a lower portion of the gas detector body (1), a protective cover (13) is rotatably connected to a bottom side frame of the storage groove (12), a buckle is installed at one side edge of the protective cover (13), a clamping groove is formed in a top side frame of the storage groove (12), and the buckle and the clamping groove are in one-to-one correspondence.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110235557.3A CN113092667A (en) | 2021-03-03 | 2021-03-03 | Gas concentration monitoring device for coal mine |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110235557.3A CN113092667A (en) | 2021-03-03 | 2021-03-03 | Gas concentration monitoring device for coal mine |
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| CN113092667A true CN113092667A (en) | 2021-07-09 |
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| CN202110235557.3A Pending CN113092667A (en) | 2021-03-03 | 2021-03-03 | Gas concentration monitoring device for coal mine |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114354842A (en) * | 2021-11-04 | 2022-04-15 | 江苏泰宇矿业有限公司 | Detection device is administered to colliery gas in pit |
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Application publication date: 20210709 |