CN212389383U

CN212389383U - Coal mine safety detection equipment

Info

Publication number: CN212389383U
Application number: CN202020540513.2U
Authority: CN
Inventors: 陈贵云
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-04-14
Filing date: 2020-04-14
Publication date: 2021-01-22
Anticipated expiration: 2030-04-14

Abstract

The utility model discloses a coal mine safety detection equipment, including base, fixed orifices, spliced pole, fixed knob, flexible post, first screw thread post, rectangle shell, liquid crystal display, alarm, second screw thread post, connection pad, connection screw, ventilative protective housing, methane sensor, first electrode piece, second electrode piece, battery and mainboard. The utility model has the advantages that: the surface of ventilative protective housing is full distributing type and is provided with ventilative micropore, guarantee that gas can see through the protective housing, the rectangle shell is through first screw thread post, second screw thread post respectively with flexible post, the connection pad is detachable and is connected, be convenient for installation and dismantlement, flexible post is the telescopic type from top to bottom through adjusting fixed knob and spliced pole and is connected, prevent that the height according to the mine from adjusting the length to check out test set, the base runs through the fixed orifices through fixing rivet and fixes in the nail income mine top soil layer, guarantee the overall stability of device.

Description

Coal mine safety detection equipment

Technical Field

The utility model relates to a check out test set specifically is a colliery safety inspection equipment, belongs to check out test set technical field.

Background

Coal mines are areas where humans mine coal resources in coal-rich mining areas, and are generally divided into underground coal mines and opencast coal mines, when the coal layer is far away from the ground surface, the coal layer is generally selected to dig a tunnel to the underground, which is a mineworker coal mine, when the coal bed is very close to the earth surface, the coal bed is generally dug by directly stripping the earth surface soil layer, which is an open pit coal mine, most coal mines in China belong to underground coal mines, the range of the coal mines comprises the ground, underground and large areas of related facilities, the coal mine is a reasonable space excavated by human beings when excavating geological layers rich in coal, generally comprises a roadway, a well cave, an excavation surface and the like, the coal is the most main solid fuel, is one of combustible organic rocks, is a luxurious plant grown in a certain geological age, in a suitable geological environment, the coal is gradually piled up into a thick layer and buried in the water bottom or silt, and the coal is formed through natural coalification of a long geological age.

However, a large amount of toxic gas such as methane often exists in the mine, and therefore, a coal mine safety detection device is needed to meet the requirement on the current market, although various detection devices are produced on the current market, generally speaking, a lot of common faults still exist, firstly, the length of the existing detection device cannot be shrunk mostly, the length of the detection device cannot be adjusted according to the height of the mine, and secondly, the existing detection device adopts an integrated structure mostly, and the quick installation and disassembly cannot be achieved.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is just to provide a colliery safety inspection equipment in order to solve above-mentioned problem.

The utility model discloses a following technical scheme realizes above-mentioned purpose: a coal mine safety detection device comprises a base, a fixing hole, a connecting column, a fixing knob, a telescopic column, a first threaded column, a rectangular shell, a liquid crystal display screen, an alarm, a second threaded column, a connecting disc, a connecting screw hole, a breathable protective shell, a methane sensor, a first electrode plate, a second electrode plate, a storage battery and a mainboard; the base is horizontally welded at the top end of the fixing hole, the fixing hole penetrates through the base and is arranged around the connecting column, the connecting column is vertically fixed at the center of the bottom of the base, the fixing knob penetrates through and is screwed and locked at the bottom end of the side wall of the connecting column, the telescopic column is fixed in a cavity at the bottom of the connecting column through the fixing knob, the first threaded column is vertically fixed at the center of the top end of the rectangular shell, the rectangular shell is connected at the bottom of the telescopic column through the first threaded column, the liquid crystal display screen is fixed on the front side panel of the rectangular shell in an embedded manner, the alarm is fixed on the front side panel of the rectangular shell in an embedded manner and is positioned below the liquid crystal display screen, the second threaded column is vertically fixed at the center of the bottom of the rectangular shell, the connecting disc is connected, the breathable protective housing is fixed in the connection pad bottom, the methane sensor is fixed in the inside cavity bottom of breathable protective housing, the first electrode slice is attached to be fixed in the bottom of connection screw, the second electrode slice is attached to be fixed in first screw thread bottom of the column, the battery card is placed in the inside cavity bottom of rectangular shell, the mainboard is fixed on the left panel of the inside cavity of rectangular shell, the battery passes through the wire and is connected with liquid crystal display, alarm, methane sensor, first electrode slice and mainboard series connection respectively, the mainboard passes through wire and liquid crystal display, alarm, methane sensor parallel connection.

Preferably, in order to replace the lead to be directly connected with the storage battery through mutual attachment of the electrode plates, the methane sensor is convenient to disassemble, overhaul and replace at the later stage, and the methane sensor is electrically connected with the first electrode plate through the lead and is further electrically connected with the storage battery through mutual attachment of the first electrode plate and the second electrode plate.

Preferably, in order to ensure that gas can permeate the protective shell, the outer surface of the breathable protective shell is provided with breathable micropores in a full cloth mode.

Preferably, in order to facilitate installation and disassembly, the rectangular shell is detachably connected with the telescopic column and the connecting disc through the first threaded column and the second threaded column respectively.

Preferably, in order to prevent that the length of the detection equipment cannot be adjusted according to the height of a mine, the telescopic column is connected with the connecting column in an up-and-down telescopic mode through the adjusting and fixing knob.

Preferably, in order to ensure the overall stability of the device, the base penetrates through the fixing hole through the fixing rivet and is nailed into the soil layer on the top of the mine for fixing.

The utility model has the advantages that: the detection device has reasonable design, the methane sensor is electrically connected with the first electrode plate through a lead, and is electrically connected with the storage battery through the mutual attachment of the first electrode plate and the second electrode plate, through mutual attached electrically conductive replacement wire of electrode slice is direct to be connected with the battery, be convenient for the later stage to dismantle the maintenance change to the methane sensor, the surface of ventilative protective housing is full distributing type and is provided with ventilative micropore, guarantee that gas can see through the protective housing, the rectangle shell is through first screw thread post, second screw thread post respectively with flexible post, the connection pad is detachable connection, be convenient for installation and dismantlement, flexible post is upper and lower telescopic type through adjusting fixed knob and spliced pole and is connected, prevent that the height according to the mine from adjusting the length of check out test set, it is fixed in the base runs through the fixed orifices and nails into mine top soil layer through fixing rivet, guarantee the overall stability of device.

Drawings

Fig. 1 is an overall three-dimensional schematic diagram of the present invention;

FIG. 2 is a schematic diagram of the rectangular housing of the present invention with its cross-section and circuit connections;

fig. 3 is a schematic sectional view of the connecting column of the present invention.

In the figure: 1. the base, 2, the fixed orifices, 3, the spliced pole, 4, fixed knob, 5, flexible post, 6, first screw thread post, 7, rectangle shell, 8, liquid crystal display, 9, the alarm, 10, second screw thread post, 11, connection pad, 12, connection screw, 13, ventilative protective housing, 14, methane-sensing ware, 15, first electrode piece, 16, second electrode piece, 17, battery and 18, mainboard.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1 to 3, a coal mine safety detection device comprises a base 1, a fixing hole 2, a connecting column 3, a fixing knob 4, a telescopic column 5, a first threaded column 6, a rectangular shell 7, a liquid crystal display screen 8, an alarm 9, a second threaded column 10, a connecting disc 11, a connecting screw hole 12, a breathable protective shell 13, a methane sensor 14, a first electrode plate 15, a second electrode plate 16, a storage battery 17 and a main board 18; the base 1 is horizontally welded at the top end of the fixing hole 2, the fixing hole 2 penetrates through the base 1 and is arranged around the connecting column 3, the connecting column 3 is vertically fixed at the center of the bottom of the base 1, the fixing knob 4 is penetrated, screwed and locked at the bottom end of the side wall of the connecting column 3, the telescopic column 5 is fixed in a cavity at the bottom of the connecting column 3 through the fixing knob 4, the first threaded column 6 is vertically fixed at the center of the top end of the rectangular shell 7, the rectangular shell 7 is connected at the bottom of the telescopic column 5 through the first threaded column 6, the liquid crystal display 8 is fixed on the front side panel of the rectangular shell 7 in an embedded manner, the alarm 9 is fixed on the front side panel of the rectangular shell 7 in an embedded manner and is positioned below the liquid crystal display 8, the second threaded column 10 is vertically fixed at the center of the bottom of the rectangular, the connecting screw hole 12 is arranged at the center of the top of the connecting disc 11 in a concave manner, the breathable protective shell 13 is fixed at the bottom of the connecting disc 11, the methane sensor 14 is fixed at the bottom of a cavity in the breathable protective shell 13, the first electrode plate 15 is fixedly attached at the bottom of the connecting screw hole 12, the second electrode plate 16 is fixedly attached at the bottom of the first threaded column 6, the storage battery 17 is clamped at the bottom of the cavity in the rectangular shell 7, the mainboard 18 is fixed on the left panel of the cavity in the rectangular shell 7, the storage battery 17 is respectively connected with the liquid crystal display 8, the alarm 9, the methane sensor 14, the first electrode plate 15 and the mainboard 18 in series through wires, the mainboard 18 is connected with the liquid crystal display 8, the alarm 9 and the methane sensor 14 in parallel through wires, the model of the liquid crystal display 8 is VG270u, the model of, the model of the methane sensor 14 is YBGJ009, and the model of the storage battery 17 is DL-qs12-20 ah.

The methane sensor 14 is electrically connected with the first electrode plate 15 through a lead, and is mutually attached through the first electrode plate 15 and the second electrode plate 16 so as to be electrically connected with the storage battery 17, the methane sensor 14 is directly connected with the storage battery 17 through the mutual attached electric conduction of the electrode plates instead of the lead, so that the methane sensor 14 is convenient to disassemble, overhaul and replace in the later period, the outer surface of the air-permeable protective shell 13 is provided with air-permeable micropores in a full cloth mode, gas can be ensured to permeate through the protective shell, the rectangular shell 7 is detachably connected with the telescopic column 5 and the connecting disc 11 through the first threaded column 6 and the second threaded column 10 respectively, the installation and the disassembly are convenient, the telescopic column 5 is connected with the connecting column 3 in an up-down telescopic mode through the adjusting and fixing knob 4, the situation that the length of the detection equipment cannot be adjusted according to the height of a mine is prevented, the base, the overall stability of the device is ensured.

The working principle is as follows: when using this check out test set, it is fixed earlier through fixing rivet through fixed orifices 2 and in nailing into mine top soil layer with base 1, guarantee the overall stability of device, then be flexible post 5 through adjust fixing knob 4 and spliced pole 3 and be the upper and lower telescopic type and be connected, adjust check out test set's length according to the height of mine, again with rectangle shell 7 through first screw post 6, second screw post 10 respectively with flexible post 5, connection pad 11 is connected, when examining, gas sees through ventilative protective housing 13, methane sensor 14 catches the methane composition in the gas this moment, and transmit to mainboard 18 through the wire, mainboard 18 calculates data and shows to liquid crystal display 8 transmission through the wire, when methane concentration reachs certain numerical value, mainboard 18 control alarm 9 buzzes.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. 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

1. The utility model provides a colliery safety inspection equipment which characterized in that: the device comprises a base (1), a fixing hole (2), a connecting column (3), a fixing knob (4), a telescopic column (5), a first threaded column (6), a rectangular shell (7), a liquid crystal display screen (8), an alarm (9), a second threaded column (10), a connecting disc (11), a connecting screw hole (12), a breathable protective shell (13), a methane sensor (14), a first electrode plate (15), a second electrode plate (16), a storage battery (17) and a main board (18); the base (1) is horizontally welded at the top end of the fixing hole (2), the fixing hole (2) penetrates through the base (1) and is arranged around the connecting column (3), the connecting column (3) is vertically fixed at the center of the bottom of the base (1), the fixing knob (4) penetrates through and is screwed and locked at the bottom end of the side wall of the connecting column (3), the telescopic column (5) is fixed in a cavity at the bottom of the connecting column (3) through the fixing knob (4), the first threaded column (6) is vertically fixed at the center of the top end of the rectangular shell (7), the rectangular shell (7) is connected at the bottom of the telescopic column (5) through the first threaded column (6), the liquid crystal display (8) is fixed on the front side panel of the rectangular shell (7) in an embedded manner, the alarm (9) is fixed on the front side panel of the rectangular shell (7) in an embedded manner and is positioned below the, second screw thread post (10) is vertical to be fixed in rectangle shell (7) bottom center department, connection pad (11) are connected on second screw thread post (10) through connecting screw (12), connecting screw (12) are indent formula setting in connection pad (11) top center department, ventilative protective housing (13) are fixed in connection pad (11) bottom, methane sensor (14) are fixed in ventilative protective housing (13) inside cavity bottom, first electrode slice (15) are attached to be fixed in connecting screw (12) bottom, second electrode slice (16) are attached to be fixed in first screw thread post (6) bottom, battery (17) card is put in rectangle shell (7) inside cavity bottom, mainboard (18) are fixed on rectangle shell (7) inside cavity left side panel, battery (17) pass through the wire respectively with liquid crystal display (8), Alarm (9), methane sensor (14), first electrode piece (15) and mainboard (18) series connection, mainboard (18) pass through wire and liquid crystal display (8), alarm (9), methane sensor (14) parallel connection.

2. The coal mine safety detection device according to claim 1, characterized in that: the methane sensor (14) is electrically connected with the first electrode plate (15) through a lead, and is attached to the first electrode plate (15) and the second electrode plate (16) to be electrically connected with the storage battery (17).

3. The coal mine safety detection device according to claim 1, characterized in that: the outer surface of the breathable protective shell (13) is provided with breathable micropores in a full cloth mode.

4. The coal mine safety detection device according to claim 1, characterized in that: the rectangular shell (7) is detachably connected with the telescopic column (5) and the connecting disc (11) through the first threaded column (6) and the second threaded column (10).

5. The coal mine safety detection device according to claim 1, characterized in that: the telescopic column (5) is connected with the connecting column (3) in an up-and-down telescopic manner through the adjusting and fixing knob (4).

6. The coal mine safety detection device according to claim 1, characterized in that: the base (1) penetrates through the fixing hole (2) through a fixing rivet and is nailed into a soil layer on the top of the mine for fixing.