CN111691922B - Colliery calamity risk safety monitoring early warning device in pit based on radio communication - Google Patents
Colliery calamity risk safety monitoring early warning device in pit based on radio communication Download PDFInfo
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- CN111691922B CN111691922B CN202010560556.1A CN202010560556A CN111691922B CN 111691922 B CN111691922 B CN 111691922B CN 202010560556 A CN202010560556 A CN 202010560556A CN 111691922 B CN111691922 B CN 111691922B
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- 238000012544 monitoring process Methods 0.000 title claims abstract description 242
- 230000007246 mechanism Effects 0.000 claims abstract description 62
- 239000003245 coal Substances 0.000 claims abstract description 27
- 238000009434 installation Methods 0.000 claims abstract description 16
- 238000001514 detection method Methods 0.000 claims description 47
- 230000000712 assembly Effects 0.000 claims description 9
- 238000000429 assembly Methods 0.000 claims description 9
- 238000012806 monitoring device Methods 0.000 description 7
- 238000004880 explosion Methods 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 2
- 230000009977 dual effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000009423 ventilation Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
- 238000003466 welding 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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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
- F16M11/02—Heads
- F16M11/04—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
- F16M11/02—Heads
- F16M11/04—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand
- F16M11/06—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand allowing pivoting
- F16M11/10—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand allowing pivoting around a horizontal axis
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M13/00—Other supports for positioning apparatus or articles; Means for steadying hand-held apparatus or articles
- F16M13/02—Other supports for positioning apparatus or articles; Means for steadying hand-held apparatus or articles for supporting on, or attaching to, an object, e.g. tree, gate, window-frame, cycle
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D11/00—Component parts of measuring arrangements not specially adapted for a specific variable
- G01D11/30—Supports specially adapted for an instrument; Supports specially adapted for a set of instruments
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- 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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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mining & Mineral Resources (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Emergency Alarm Devices (AREA)
Abstract
The invention discloses a coal mine underground disaster risk safety monitoring and early warning device based on wireless communication, by arranging a plurality of groups of first monitoring mechanisms and a plurality of groups of second monitoring mechanisms, the monitoring and detecting surfaces of the monitoring components of the first monitoring mechanisms are all arranged facing and facing the tunnel wall of the coal mine tunnel, thus, the air flow condition emitted from the wall of the tunnel can be monitored with emphasis, the monitoring reliability is ensured, each group of the second monitoring mechanism comprises at least three monitoring components, the monitoring and detecting surfaces of the three monitoring components are arranged towards the direction far away from the roadway wall, and the monitoring and detecting surfaces of the three monitoring components are arranged in a non-parallel way between every two monitoring and detecting surfaces, the invention can realize the monitoring of the condition in the tunnel in three-dimensional different directions, ensure the reliability and accuracy of the monitoring, the installation is simple and convenient, the angle adjustment is convenient, and the establishment and the control of the monitoring system are effectively ensured.
Description
Technical Field
The invention relates to the technical field of coal mining, in particular to a coal mine underground disaster risk safety monitoring and early warning device based on wireless communication.
Background
In recent years, coal mine gas explosion accidents occur frequently in various regions, great loss is caused to the life safety of the nation and people, the coal safety production situation of China is very severe, gas cannot be detected and monitored timely and with high sensitivity, and the coal mine gas explosion accidents are caused by the fact that the underground gas concentration exceeds the standard, so that the accurate real-time monitoring of the gas concentration is an important measure for preventing and reducing the gas explosion. Under the condition that the underground coal mine disaster risk safety monitoring and early warning device needs to be used, most of the existing monitoring and early warning devices are handheld or fixedly mounted on safety helmets of coal miners through bolts, and the mode can only realize monitoring of the activity areas of personnel. The mode of fixing the monitoring devices on the roadway walls and the roadway walls is adopted, and when the monitoring devices are designed and installed, the monitoring devices are generally only installed at different positions, however, the rough design mode often causes insufficient early warning precision, and the underground ventilation equipment is also local ventilation, so that the underground airflow is unstable, the monitoring precision of the monitoring devices at all positions is easily different, for example, the monitoring conditions of downwind monitoring and upwind monitoring are often greatly different, so that the problems of misinformation, wrong reporting or failure in reporting are caused, therefore, the random or rough arrangement and design mode is difficult to form an accurate monitoring and early warning system, and the warning precision is difficult to ensure.
Disclosure of Invention
Technical problem to be solved
In order to overcome the defects of the prior art, the wireless communication-based coal mine underground disaster risk safety monitoring and early warning device is provided, and the problem of inaccurate warning is solved.
(II) technical scheme
The invention is realized by the following technical scheme: the invention provides a coal mine underground disaster risk safety monitoring and early warning device based on wireless communication, which comprises a plurality of groups of monitoring mechanisms, a wireless communication module and a remote receiving and control server, wherein each group of monitoring mechanisms is connected to the remote receiving and control server through the wireless communication module of each group, the device is characterized in that the plurality of groups of monitoring mechanisms at least comprise a plurality of groups of first monitoring mechanisms arranged at intervals and a plurality of groups of second monitoring mechanisms arranged at intervals, each group of first monitoring mechanisms comprises at least one monitoring component, monitoring detection surfaces of the monitoring components of the first monitoring mechanisms are arranged facing and facing a roadway wall of a coal mine roadway, each group of second monitoring mechanisms comprises at least three monitoring components, and monitoring detection surfaces of the three monitoring components are arranged facing away from the roadway wall, and the monitoring detection surfaces of the three monitoring assemblies are arranged in a nonparallel manner, each monitoring assembly is connected and installed on a supporting plate or a supporting frame of a roadway, and each monitoring detection surface of each monitoring assembly is arranged in an adjustable manner in terms of the angle in space.
Further, as preferred, three monitoring subassembly is first monitoring subassembly, second monitoring subassembly, third monitoring subassembly respectively, wherein, the centre perpendicular of the monitoring detection face of first monitoring subassembly, the centre perpendicular of the monitoring detection face of second monitoring subassembly and the centre perpendicular of the monitoring detection face of third monitoring subassembly can intersect in a point each other.
Further, as preferred, the angle between the center perpendicular of the monitoring detection face of first monitoring subassembly and the center perpendicular of the monitoring detection face of second monitoring subassembly is C, the contained angle between the center perpendicular of the monitoring detection face of third monitoring subassembly and the center perpendicular of the monitoring detection face of second monitoring subassembly is B, the center perpendicular of the monitoring detection face of first monitoring subassembly with the contained angle between the center perpendicular of the monitoring detection face of third monitoring subassembly is A, contained angle B and contained angle C's scope is 60-120.
Further, as a preferred option, the first monitoring component, the second monitoring component and the third monitoring component have the same structure, and each of the first monitoring component, the second monitoring component and the third monitoring component comprises a monitoring main body and an installation and angle adjustment mechanism, wherein a display screen is embedded in the left end of the front portion of the monitoring main body, the installation and angle adjustment mechanism is arranged at the rear end of the outer side of the monitoring main body, the installation and angle adjustment mechanism comprises a right frame, a threaded rod, a left frame, a rotating member, a first clamping seat, a second clamping seat, an adjusting rod, a third clamping seat, an installation plate and a clamping mechanism, the left side of the right frame is connected with the left frame through the threaded rod, the left end of the outer side of the threaded rod is fixed with the rotating member, the front end of the top portion of the left frame is integrally connected with the first clamping seat, the first clamping seat is meshed with the front end face of the second clamping seat, the second clamping seat is installed at the left end and the right end of the adjusting rod, and the front end face of the second clamping seat are meshed with the third clamping seat, the third clamping seat is fixed with the front end of the top of the mounting plate, and a clamping mechanism is arranged on the bottom end face of the mounting plate.
Further, as preferred, the anterior upper right end fixed mounting of monitoring main part has gas monitoring subassembly, the anterior right lower extreme fixed mounting of monitoring main part has humiture monitoring subassembly, monitoring main part top left end and audible-visual alarm subassembly reciprocal anchorage, clamping mechanism is fixed with the outside rear end card of monitoring main part.
Further, as preferred, clamping mechanism includes main part, first gear pole, second gear pole, first locating part and second locating part, the inboard left end of main part passes through connecting axle and first gear pole mutual rotation, first gear pole outside right-hand member and second gear pole intermeshing, first gear pole and second gear pole bottom rear end and first locating part reciprocal anchorage, main part bottom front end and second locating part reciprocal anchorage, main part and mounting panel bottom end face closely fix.
Further, preferably, the threaded rod and the rotating member are provided with two groups and are distributed in parallel.
Further, as preferred, the second cassette is provided with two to be the distribution of paralleling form, threaded rod outside left end is provided with the external screw thread, and external screw thread external diameter surface and a rotation screw-thread fit.
Further, preferably, the first limiting member and the second limiting member have the same size, and a rubber sleeve is disposed outside the first limiting member and the second limiting member.
Further, preferably, the inner middle parts of the lower ends of the first gear rod and the second gear rod are respectively provided with a connecting shaft, and the outer diameter surface of each connecting shaft is smooth.
(III) advantageous effects
Compared with the prior art, the invention has the following beneficial effects:
(1) the invention provides a coal mine underground disaster risk safety monitoring and early warning device based on wireless communication, which is provided with a plurality of groups of first monitoring mechanisms and a plurality of groups of second monitoring mechanisms, wherein monitoring detection surfaces of monitoring components of the first monitoring mechanisms face and face to a roadway wall of a coal mine roadway, so that the condition of air flow emitted from the roadway wall can be monitored in a key manner, and the monitoring reliability is ensured, each group of second monitoring mechanisms of the invention comprises at least three monitoring components, the monitoring detection surfaces of the three monitoring components face to a direction far away from the roadway wall, and the monitoring detection surfaces of the three monitoring components are arranged in a non-parallel manner, so that the condition in the roadway can be monitored in three-dimensional different directions, and the monitoring reliability and the monitoring accuracy are ensured, each monitoring component of the invention is connected and installed on a supporting plate or a supporting frame of the roadway, the angle of the monitoring detection surface of each monitoring assembly in space is adjustable, so that the installation is convenient, the installation is simple and convenient, the angle adjustment is convenient, and the establishment and the control of a monitoring system are effectively ensured;
(2) when the left frame and the right frame are fixedly installed, the installation and angle adjustment mechanism is arranged at the rear end of the outer side of the monitoring main body, so that the first gear rod and the second gear rod can be relatively rotated and meshed, the monitoring device can be adjusted according to the required fixation, the first limiting piece and the second limiting piece can be used for blocking and fixing, the third clamping seat and the second clamping seat can be clamped and meshed, the first clamping seat and the second clamping seat can be clamped and meshed, the dual angle adjustment is realized, the rotating piece and the threaded rod are in threaded fit, the left frame and the right frame can be clamped and adjusted, the assembly and disassembly are convenient, and the use is convenient.
(3) According to the invention, the connecting shafts are arranged in the inner middle parts of the lower ends of the first gear rod and the second gear rod, and the outer diameter surfaces of the connecting shafts are smooth, so that the connecting shafts are convenient to connect and rotate.
Drawings
Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:
FIG. 1 is a schematic view of a second monitoring mechanism according to the present invention;
FIG. 2 is a schematic view of a monitoring assembly according to the present invention;
FIG. 3 is a schematic view of a display panel according to the present invention;
FIG. 4 is a schematic structural view of the mounting and angle adjustment mechanism of the present invention;
FIG. 5 is a schematic structural diagram of a second card socket of the present invention;
fig. 6 is a schematic structural view of the clamping mechanism of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Referring to fig. 1, 2, 3, 4, 5 and 6, the invention provides a coal mine underground disaster risk safety monitoring and early warning device based on wireless communication, which comprises a plurality of groups of monitoring mechanisms, a wireless communication module and a remote receiving and controlling server, wherein each group of monitoring mechanisms is connected to the remote receiving and controlling server through the wireless communication module, the device is characterized in that the plurality of groups of monitoring mechanisms at least comprise a plurality of groups of first monitoring mechanisms arranged at intervals and a plurality of groups of second monitoring mechanisms arranged at intervals, each group of first monitoring mechanisms comprises at least one monitoring assembly, monitoring detection surfaces of the monitoring assemblies of the first monitoring mechanisms face and face a roadway wall of a coal mine roadway, each group of second monitoring mechanisms comprises at least three monitoring assemblies, and respective monitoring detection surfaces of the three monitoring assemblies face a direction away from the roadway wall, and the monitoring detection surfaces of the three monitoring assemblies are arranged in a nonparallel manner, each monitoring assembly is connected and installed on a supporting plate or a supporting frame of a roadway, and each monitoring detection surface of each monitoring assembly is arranged in an adjustable manner in terms of the angle in space.
In this embodiment, the three monitoring components are respectively the first monitoring component 01, the second monitoring component 02 and the third monitoring component 03, wherein the center perpendicular of the monitoring detection surface of the first monitoring component, the center perpendicular of the monitoring detection surface of the second monitoring component and the center perpendicular of the monitoring detection surface of the third monitoring component 03 can intersect at one point.
Wherein, the angle between the center perpendicular of the monitoring detection face of first monitoring subassembly and the center perpendicular of the monitoring detection face of second monitoring subassembly is C, the center perpendicular of the monitoring detection face of third monitoring subassembly 03 and the contained angle between the center perpendicular of the monitoring detection face of second monitoring subassembly are B, the center perpendicular of the monitoring detection face of first monitoring subassembly with the contained angle between the center perpendicular of the monitoring detection face of third monitoring subassembly 03 is A, contained angle B and contained angle C's scope is 60-120.
The first monitoring component 01, the second monitoring component 02 and the third monitoring component 03 have the same structure and respectively comprise a monitoring main body 1 and an installation and angle adjustment mechanism 6, wherein a display screen 2 is embedded in the left end of the front part of the monitoring main body 1, the installation and angle adjustment mechanism 6 is arranged at the rear end of the outer side of the monitoring main body 1, the installation and angle adjustment mechanism 6 comprises a right frame 61, a threaded rod 62, a left frame 63, a rotating member 64, a first clamping seat 65, a second clamping seat 66, an adjusting rod 67, a third clamping seat 68, an installation plate 69 and a clamping mechanism 610, the left side of the right frame 61 is connected with the left frame 63 through the threaded rod 62, the left end of the outer side of the threaded rod 62 is fixed with the rotating member 64, the front end of the top part of the left frame 63 is integrally connected with the first clamping seat 65, the front end faces of the first clamping seat 65 and the second clamping seat 66 are meshed, the second clamping seat 66 is installed at the left end and the right end of the adjusting rod 67, the front end face of the second clamping seat 66 is engaged with the third clamping seat 68, the third clamping seat 68 is fixed to the front end of the top of the mounting plate 69, and the bottom end face of the mounting plate 69 is provided with a clamping mechanism 610.
Monitoring 1 anterior upper right end fixed mounting of main part has gas monitoring subassembly 3, 1 anterior right lower extreme fixed mounting of monitoring main part has humiture monitoring subassembly 4, 1 top left end of monitoring main part and acousto-optic warning subassembly 5 reciprocal anchorage, clamping mechanism 610 is fixed with 1 outside rear end card of monitoring main part.
The clamping mechanism 610 includes a main body 6101, a first gear lever 6102, a second gear lever 6103, a first limiting member 6104, and a second limiting member 6105, the left end of the inner side of the main body 6101 rotates with the first gear lever 6102 through a connecting shaft, the right end of the outer side of the first gear lever 6102 meshes with the second gear lever 6103, the rear ends of the bottoms of the first gear lever 6102 and the second gear lever 6103 are fixed to the first limiting member 6104, the front end of the bottom of the main body 6101 is fixed to the second limiting member 6105, and the bottom end of the main body 6101 is fixed to the bottom end surface of the mounting plate 69.
The threaded rod 62 and the rotating member 64 are provided in two sets and are arranged in parallel.
The number of the second clamping seats 66 is two, and the two second clamping seats are distributed in parallel, the left end of the outer side of the threaded rod 62 is provided with an external thread, and the external diameter surface of the external thread is in threaded fit with the rotating part 64.
The first and second limiting parts 6104 and 6105 have the same size, and a rubber sleeve is disposed outside the first and second limiting parts 6104 and 6105.
The inner middle parts of the lower ends of the first gear lever 6102 and the second gear lever 6103 are both provided with a connecting shaft, and the outer diameter surface of the connecting shaft is smooth.
When the coal mine roadway monitoring device is used and installed, a first monitoring mechanism is arranged, monitoring detection surfaces of monitoring components of the first monitoring mechanism face and face a roadway wall of a coal mine roadway during arrangement, then groups of second monitoring mechanisms are arranged, each group of second monitoring mechanism comprises at least three monitoring components, the monitoring detection surfaces of the three monitoring components face a direction far away from the roadway wall, the monitoring detection surfaces of the three monitoring components are arranged in a non-parallel mode, the monitoring components are connected and installed on a supporting plate or a supporting frame of the roadway, and the angle of the monitoring detection surface of each monitoring component in space is adjustable. When each monitoring component is installed, the installation and angle adjustment mechanism 6 is arranged at the rear end of the outer side of the monitoring main body 1, then the first gear lever 6102 and the second gear lever 6103 are relatively rotated and meshed, the monitoring device is adjusted according to the required fixation, the first limiting piece 6104 and the second limiting piece 6105 are used for blocking and fixing, then the third clamping seat 68 is clamped and meshed with the second clamping seat 66 on the adjusting rod 67, the first clamping seat 65 is clamped and meshed with the second clamping seat 66 on the adjusting rod 67, the dual angle adjustment is realized, and then the rotating piece 64 is in threaded fit with the threaded rod 62, so that the clamping and adjustment of the left frame 63 and the right frame 61 and the safety helmet of an external coal mine worker are realized, the assembly and disassembly are convenient, and the use is convenient; after the fixed mounting finishes, alright gas monitoring subassembly 3 and humiture monitoring subassembly 4 through monitoring on the main part 1 can be real-timely monitor gas and humiture in the pit to carry out the supplementary demonstration of numerical value through display screen 2, carry out the warning of sound and light through audible and visual alarm subassembly 5.
The basic principles and main features of the present invention and the advantages of the present invention have been shown and described, and the standard parts used in the present invention are all available on the market, the special-shaped parts can be customized according to the description and the accompanying drawings, the specific connection mode of each part adopts the conventional means of bolt and rivet, welding and the like mature in the prior art, the machinery, parts and equipment adopt the conventional type in the prior art, and the circuit connection adopts the conventional connection mode in the prior art, and the details are not described herein.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (7)
1. A coal mine underground disaster risk safety monitoring and early warning device based on wireless communication comprises a plurality of groups of monitoring mechanisms, wireless communication modules and a remote receiving and control server, wherein each group of monitoring mechanisms is connected to the remote receiving and control server through respective wireless communication modules in a wireless communication manner, and the device is characterized in that the plurality of groups of monitoring mechanisms at least comprise a plurality of groups of first monitoring mechanisms arranged at intervals and a plurality of groups of second monitoring mechanisms arranged at intervals, each group of first monitoring mechanisms comprises at least one monitoring assembly, monitoring detection surfaces of the monitoring assemblies of the first monitoring mechanisms are all arranged towards a roadway wall of a coal mine roadway, each group of second monitoring mechanisms comprises at least three monitoring assemblies, respective monitoring detection surfaces of the three monitoring assemblies are all arranged towards a direction away from the roadway wall, and the monitoring detection surfaces of the three monitoring assemblies are arranged in a non-parallel manner, each monitoring assembly is connected and installed on a supporting plate or a supporting frame of a roadway, and the angle of a monitoring detection surface of each monitoring assembly on the space is adjustable;
the three monitoring components are respectively a first monitoring component (01), a second monitoring component (02) and a third monitoring component (03), wherein the central perpendicular line of the monitoring detection surface of the first monitoring component, the central perpendicular line of the monitoring detection surface of the second monitoring component and the central perpendicular line of the monitoring detection surface of the third monitoring component (03) can be intersected at one point;
the angle between the center perpendicular line of the monitoring detection surface of the first monitoring component and the center perpendicular line of the monitoring detection surface of the second monitoring component is C, the included angle between the center perpendicular line of the monitoring detection surface of the third monitoring component (03) and the center perpendicular line of the monitoring detection surface of the second monitoring component is B, the included angle between the center perpendicular line of the monitoring detection surface of the first monitoring component and the center perpendicular line of the monitoring detection surface of the third monitoring component (03) is A, and the range of the included angle A, the included angle B and the included angle C is 60-120 degrees;
the first monitoring component (01), the second monitoring component (02) and the third monitoring component (03) are of the same structure and respectively comprise a monitoring main body (1) and an installation and angle adjustment mechanism (6), wherein a display screen (2) is embedded in the left end of the front part of the monitoring main body (1), the installation and angle adjustment mechanism (6) is arranged at the rear end of the outer side of the monitoring main body (1), the installation and angle adjustment mechanism (6) comprises a right frame (61), a threaded rod (62), a left frame (63), a rotating piece (64), a first clamping seat (65), a second clamping seat (66), an adjusting rod (67), a third clamping seat (68), a mounting plate (69) and a clamping mechanism (610), the left side of the right frame (61) is connected with the left frame (63) through the threaded rod (62), the left end of the outer side of the threaded rod (62) is fixed with the rotating piece (64), and the front end of the top of the left frame (63) is integrally connected with the first clamping seat (65), the front end faces of the first clamping seat (65) and the second clamping seat (66) are meshed, the second clamping seat (66) is installed at the left end and the right end of the adjusting rod (67), the front end face of the second clamping seat (66) is meshed with the third clamping seat (68), the third clamping seat (68) is fixed to the front end of the top of the mounting plate (69), and the bottom end face of the mounting plate (69) is provided with a clamping mechanism (610).
2. The coal mine underground disaster risk safety monitoring and early warning device based on wireless communication as claimed in claim 1, wherein: monitoring main part (1) anterior upper right end fixed mounting has gas monitoring subassembly (3), monitoring main part (1) anterior right lower extreme fixed mounting has humiture monitoring subassembly (4), monitoring main part (1) top left end and audible-visual alarm subassembly (5) reciprocal anchorage, clamping mechanism (610) are fixed with monitoring main part (1) outside rear end card.
3. The coal mine underground disaster risk safety monitoring and early warning device based on wireless communication as claimed in claim 1, wherein: the clamping mechanism (610) comprises a main body (6101), a first gear lever (6102), a second gear lever (6103), a first limiting part (6104) and a second limiting part (6105), wherein the left end of the inner side of the main body (6101) rotates with the first gear lever (6102) through a connecting shaft, the right end of the outer side of the first gear lever (6102) is meshed with the second gear lever (6103), the rear ends of the bottoms of the first gear lever (6102) and the second gear lever (6103) are fixed with the first limiting part (6104), the front end of the bottom of the main body (6101) is fixed with the second limiting part (6105), and the bottom end of the main body (6101) is tightly fixed with the bottom end face of the mounting plate (69).
4. The coal mine underground disaster risk safety monitoring and early warning device based on wireless communication is characterized in that: the threaded rods (62) and the rotating pieces (64) are arranged in two groups and are distributed in parallel.
5. The coal mine underground disaster risk safety monitoring and early warning device based on wireless communication is characterized in that: the two second clamping seats (66) are arranged and distributed in a parallel mode, the left end of the outer side of the threaded rod (62) is provided with an external thread, and the outer diameter surface of the external thread is in threaded fit with the rotating piece (64).
6. The coal mine underground disaster risk safety monitoring and early warning device based on wireless communication as claimed in claim 5, wherein: the first limiting part (6104) and the second limiting part (6105) have the same size, and a rubber sleeve is arranged outside the first limiting part and the second limiting part.
7. The coal mine underground disaster risk safety monitoring and early warning device based on wireless communication as claimed in claim 6, wherein: and connecting shafts are arranged in the inner middle parts of the lower ends of the first gear rod (6102) and the second gear rod (6103), and the outer diameter surfaces of the connecting shafts are smooth.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010560556.1A CN111691922B (en) | 2020-06-18 | 2020-06-18 | Colliery calamity risk safety monitoring early warning device in pit based on radio communication |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010560556.1A CN111691922B (en) | 2020-06-18 | 2020-06-18 | Colliery calamity risk safety monitoring early warning device in pit based on radio communication |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111691922A CN111691922A (en) | 2020-09-22 |
| CN111691922B true CN111691922B (en) | 2021-10-01 |
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| CN202010560556.1A Active CN111691922B (en) | 2020-06-18 | 2020-06-18 | Colliery calamity risk safety monitoring early warning device in pit based on radio communication |
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| DE2552309A1 (en) * | 1975-11-21 | 1977-06-02 | Freund H Mora Messgeraete | Measurement and tracing appts. with instrument arm - rotating on slider of vertical support for accurate setting and stability with large instruments |
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| CN111691922A (en) | 2020-09-22 |
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