Gas concentration measuring equipment for mining

Abstract

The utility model relates to the technical field of gas concentration measuring equipment, in particular to gas concentration measuring equipment for mining, which comprises a gas concentration detector and a mounting shell, the gas concentration detector is connected with a power supply and a controller through leads, and a lifting plate is arranged on the rear side of the gas concentration detector and can slide on the inner side of the mounting shell. A connecting unit is arranged between the gas concentration detector and the lifting plate, a lifting unit is arranged between the lifting plate and the mounting shell, a protection net is arranged on the outer side of the gas concentration detector, and the protection net is detachably connected with the front side of the lifting plate through bolts. By arranging the gas concentration detector, the mounting shell, the lifting plate and the lifting unit, the capacity of automatically adjusting the vertical height of the gas concentration detector 1 is achieved, the gas concentration detector can detect the gas concentration at different height horizontal positions in the mine tunnel, the detection efficiency and the detection result are improved, and the safety of the mine tunnel is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of gas concentration measuring equipment, in particular to a gas concentration measuring equipment used in mining. Background Art

[0002] Gas concentration detection equipment is widely used in dangerous places such as gas, petroleum, chemical industry, metallurgy, etc. where flammable, explosive, and toxic gases exist. When mining, as mining goes deeper, the gas generated in the mining tunnel is not easy to diffuse. In order to ensure the safety of mining personnel, it is necessary to detect the gas in the mining tunnel to ensure the safety of the mining environment.

[0003] Gas concentration detectors are usually installed at a certain height in mining tunnels. When detecting gas concentration, the gas needs to reach the top to be detected. It is impossible to accurately determine the concentration of gas in the mining tunnel, which reduces the detection efficiency and accuracy of gas concentration in the mining tunnel, and it is impossible to determine the safety of the mining environment in the first place. Therefore, a gas concentration measurement device for mining is proposed to solve the above problems. Utility Model Content

[0004] The purpose of the utility model is to solve the shortcomings that the gas concentration detector in the prior art is usually installed at a certain height in the mining tunnel. When detecting the gas concentration, the gas needs to reach the top to be detected, and the concentration of the gas in the mining tunnel cannot be accurately determined, which reduces the detection efficiency and accuracy of the gas concentration in the mining tunnel, and the safety of the mining environment cannot be determined in the first time. A gas concentration measuring device for mining is proposed to solve the problem.

[0005] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0006] A gas concentration measuring device used in mining comprises a gas concentration detector and a mounting shell. The gas concentration detector is connected to a power supply and a controller via a wire. A lifting plate is provided on the rear side of the gas concentration detector, and the lifting plate can slide inside the mounting shell. A connecting unit is provided between the gas concentration detector and the lifting plate, and a lifting unit is provided between the lifting plate and the mounting shell. A protective net is provided on the outside of the gas concentration detector, and the protective net is detachably connected to the front side of the lifting plate via bolts.

[0007] Preferably, a handle is provided on the upper side of the gas concentration detector for rotation.

[0008] By adopting the above solution, the gas concentration detector can be installed and transported more conveniently, which improves the convenience of using the equipment.

[0009] Preferably, the connecting unit includes two L-shaped limit strips, a limit strip A is provided on the lower side of the gas concentration detector, the L-shaped limit strip and the A limit strip are fixedly connected to the front side of the lifting plate, an A guide strip is slidably provided on the inside of the L-shaped limit strip, the A guide strip is fixedly connected to the gas concentration detector, and a connecting part is provided between the L-shaped limit strip and the A guide strip.

[0010] By adopting the above solution, the L-shaped limit strip and the A-shaped limit strip are used to limit the left and right sides and the bottom of the gas concentration detector, so that the gas concentration detector can be installed from above in front of the lifting plate, which is convenient for installation.

[0011] Preferably, the connecting part includes a positioning pin, a positioning hole is provided at the upper end of one side of the A guide bar, a positioning block is slidably provided inside the positioning hole, a C-shaped limiting block is fixed on the upper side of the L-shaped limiting bar, the positioning block can slide inside the C-shaped limiting block, a connecting block is provided on the lower side of the positioning block, an A through hole is provided on the upper side of the connecting block, a B through hole is provided on the upper side of the positioning block, the positioning pin is detachable from the inner sides of the A through hole and the B through hole, an auxiliary block is provided on the side of the C-shaped limiting block away from the A guide bar, and the auxiliary block is fixedly connected to the front side of the positioning block.

[0012] By adopting the above solution, after the A guide strip slides into the L-shaped limit strip, the two are connected together, which serves as a limit for the gas concentration detector, so that it can be quickly disassembled and installed.

[0013] Preferably, the lifting unit includes an electric linear slide, and C-shaped guide strips are slidingly provided on both sides of the lifting plate. The C-shaped guide strips are fixedly connected to the inner side of the mounting shell, the electric linear slide is installed on the inner side of the mounting shell, and the lifting plate is installed on the moving end of the electric linear slide, and the electric linear slide is connected to a power supply and a controller through wires.

[0014] By adopting the above scheme, the gas concentration detector can automatically adjust the up and down height, so that the gas concentration detector can detect the gas concentration at different height levels in the mine tunnel, and can obtain the gas composition of the mine tunnel more comprehensively, thereby improving the detection efficiency and detection results, and improving the safety of the mine tunnel.

[0015] Preferably, accordion-type protective covers are fixed on both upper and lower sides of the lifting plate, and the accordion-type protective cover is fixedly connected to the inner side of the mounting shell at one end away from the lifting plate, and the accordion-type protective cover is slidably connected to the inner side of the C-shaped guide strip.

[0016] By adopting the above solution, the accordion-type protective cover cooperates with the lifting plate to protect the inside of the installation shell, reduce the entry of dust, and increase the service life of the electric linear guide.

[0017] The utility model provides a gas concentration measuring device for mining, which has the following beneficial effects:

[0018] 1. By setting up a gas concentration detector, a mounting shell, a lifting plate, and a lifting unit, the gas concentration detector can be automatically adjusted up and down. The gas concentration detector 1 can detect the gas concentration at different height levels in the mine tunnel, and can obtain the gas composition of the mine tunnel more comprehensively, thereby improving the detection efficiency and detection results, and improving the safety of the mine tunnel.

[0019] 2. By setting up the gas concentration detector, lifting plate and connecting unit, the installation and disassembly of the gas concentration detector is more convenient, which improves the efficiency of disassembly, installation and maintenance of the equipment. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0021] Figure 2 For this utility model Figure 1 A partial enlarged structural diagram of the middle A part;

[0022] Figure 3 The cross-sectional structure of the utility model is shown in FIG. Figure 1 ;

[0023] Figure 4 For this utility model Figure 3 A schematic diagram of the partial enlarged structure of the middle B part;

[0024] Figure 5 For this utility model Figure 3 A schematic diagram of the partially enlarged structure of the middle C part;

[0025] Figure 6 The cross-sectional structure of the utility model is shown in FIG. Figure 2 ;

[0026] Figure 7 For this utility model Figure 6 A schematic diagram of the partial enlarged structure of the middle D part;

[0027] Figure 8 The cross-sectional structure of the utility model is shown in FIG. Figure 3 ;

[0028] Fig. 9 For this utility model Figure 8 Schematic diagram of the partial enlarged structure of part E in the middle.

[0029] In the figure: 1. Gas concentration detector; 2. Mounting shell; 3. Lifting plate; 4. Connecting unit; 41. L-shaped limit strip; 42. A-shaped limit strip; 43. A-shaped guide strip; 44. Connecting part; 441. Locating pin; 442. Locating block; 443. C-shaped limit block; 444. Connecting block; 445. Auxiliary block; 5. Lifting unit; 51. Electric linear guide rail; 52. C-shaped guide strip; 53. Accordion-type protective cover; 6. Protective net; 7. Handle. DETAILED DESCRIPTION

[0030] The technical scheme in the embodiments of the present invention will be clarified and fully described below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all the embodiments.

[0031] Reference Figure 1-Figure 9 A gas concentration measuring device used in mining includes a gas concentration detector 1 and a mounting shell 2. A handle 7 is provided on the upper side of the gas concentration detector 1. The handle 7 can be used to more conveniently install and carry the gas concentration detector 1, thereby improving the convenience of using the device. The gas concentration detector 1 is connected to a power supply and a controller through a wire.

[0032] A lifting plate 3 is provided on the rear side of the gas concentration detector 1, and the lifting plate 3 can slide on the inside of the mounting shell 2. A protective net 6 is provided on the outside of the gas concentration detector 1, and the protective net 6 is detachably connected to the front side of the lifting plate 3 by bolts. The protective net 6 can protect the gas concentration detector 1, prevent it from being damaged by large particles such as gravel, and increase the service life of the gas concentration detector 1.

[0033] A connecting unit 4 is provided between the gas concentration detector 1 and the lifting plate 3, and the connecting unit 4 includes two L-shaped limit strips 41. An A limit strip 42 is provided on the lower side of the gas concentration detector 1. The L-shaped limit strip 41 and the A limit strip 42 are fixedly connected to the front side of the lifting plate 3. An A guide strip 43 is slidably provided on the inner side of the L-shaped limit strip 41. The A guide strip 43 is fixedly connected to the gas concentration detector 1. The A limit strip 42 supports and limits the gas concentration detector 1 at the lower side, and the L-shaped limit strip 41 limits the gas concentration detector 1 to the left and right through the A guide strip 43, so that the gas concentration detector 1 can be installed from above in front of the lifting plate 3. At the same time, the A guide strip 43 guides the installation of the gas concentration detector 1, which facilitates the installation of the gas concentration detector 1.

[0034] A connecting portion 44 is provided between the L-shaped limiting strip 41 and the A guiding strip 43, and the connecting portion 44 includes a positioning pin 441. A positioning hole is provided at the upper end of one side of the A guiding strip 43, and a positioning block 442 is slidably provided inside the positioning hole. A C-shaped limiting block 443 is fixed on the upper side of the L-shaped limiting strip 41, and the positioning block 442 can slide inside the C-shaped limiting block 443. A connecting block 444 is provided on the lower side of the positioning block 442, and an A through hole is provided on the upper side of the connecting block 444. A B through hole is provided on the upper side of the positioning block 442. The positioning pin 441 can be detachably attached to the inner sides of the A through hole and the B through hole. An auxiliary block 445 is provided on the side of block 443 away from the A guide strip 43. The auxiliary block 445 is fixedly connected to the front side of the positioning block 442. After the gas concentration detector 1 is installed in place, the positioning block 442 is moved by the auxiliary block 445 to enter the positioning hole and the C-shaped limit block 443, so that the A guide strip 43 cannot move in the L-shaped limit strip 41, thereby realizing the positioning of the gas concentration detector 1 in the up and down directions. At the same time, the gas concentration detector 1 can be quickly installed and disassembled, thereby improving the installation and disassembly efficiency of the gas concentration detector 1.

[0035] A lifting unit 5 is provided between the lifting plate 3 and the mounting shell 2. The lifting unit 5 includes an electric linear guide rail 51. C-shaped guide strips 52 are slidably provided on both sides of the lifting plate 3. The C-shaped guide strips 52 are fixedly connected to the inner side of the mounting shell 2. Organ-type protective covers 53 are fixedly provided on both sides of the lifting plate 3. The end of the organ-type protective cover 53 away from the lifting plate 3 is fixedly connected to the inner side of the mounting shell 2. The organ-type protective cover 53 is slidably connected to the inner side of the C-shaped guide strip 52. The organ-type protective cover 53 cooperates with the lifting plate 3 to protect the inside of the mounting shell 2, reduce the entry of dust, and improve the service life of the electric linear guide rail 51. The electric linear guide rail 51 is installed On the inner side of the mounting shell 2, the lifting plate 3 is mounted on the moving end of the electric linear slide 51. The electric linear slide 51 is connected to the power supply and the controller through a wire. The electric linear slide 51 moves the lifting plate 3 in the C-shaped guide bar 52, so that the lifting plate 3 cooperates with the connecting unit 4 to move with the gas concentration detector 1, so that the gas concentration detector 1 can automatically adjust the up and down height, so that the gas concentration detector 1 can detect the gas concentration at different height levels in the mine tunnel, and can obtain the gas composition of the mine tunnel more comprehensively, thereby improving the detection efficiency and detection results, and improving the safety of the mine tunnel.

[0036] It should be noted that:

[0037] The gas concentration detector 1 and the electric linear guide rail 61 proposed in this application are both prior art, and their specific functions and usages are not described in detail herein.

[0038] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A gas concentration measuring device for use in mining, comprising a gas concentration detector (1) and a mounting shell (2), wherein the gas concentration detector (1) is connected to a power supply and a controller via a wire, and is characterized in that: A lifting plate (3) is provided on the rear side of the gas concentration detector (1), and the lifting plate (3) can slide inside the mounting shell (2). A connecting unit (4) is provided between the gas concentration detector (1) and the lifting plate (3), and a lifting unit (5) is provided between the lifting plate (3) and the mounting shell (2). A protective net (6) is provided on the outside of the gas concentration detector (1), and the protective net (6) is detachably connected to the front side of the lifting plate (3) by bolts.

2. The gas concentration measuring device for mining according to claim 1 is characterized in that: A handle (7) is provided on the upper side of the gas concentration detector (1) for rotation.

3. The gas concentration measuring device for mining according to claim 1 is characterized in that: The connection unit (4) comprises two L-shaped limit strips (41); an A limit strip (42) is provided on the lower side of the gas concentration detector (1); the L-shaped limit strip (41) and the A limit strip (42) are fixedly connected to the front side of the lifting plate (3); an A guide strip (43) is slidably provided inside the L-shaped limit strip (41); the A guide strip (43) is fixedly connected to the gas concentration detector (1); and a connection portion (44) is provided between the L-shaped limit strip (41) and the A guide strip (43).

4. The gas concentration measuring device for mining according to claim 3 is characterized in that: The connecting portion (44) comprises a positioning pin (441), a positioning hole is provided at the upper end of one side of the A guide strip (43), a positioning block (442) is slidably provided inside the positioning hole, a C-shaped limiting block (443) is fixed on the upper side of the L-shaped limiting strip (41), the positioning block (442) can slide inside the C-shaped limiting block (443), a connecting block (444) is provided on the lower side of the positioning block (442), an A through hole is provided on the upper side of the connecting block (444), a B through hole is provided on the upper side of the positioning block (442), the positioning pin (441) can be detachably attached to the inner sides of the A through hole and the B through hole, an auxiliary block (445) is provided on the side of the C-shaped limiting block (443) away from the A guide strip (43), and the auxiliary block (445) is fixedly connected to the front side of the positioning block (442).

5. The gas concentration measuring device for mining according to claim 1 is characterized in that: The lifting unit (5) comprises an electric linear slide rail (51), C-shaped guide bars (52) are slidably provided on both left and right sides of the lifting plate (3), the C-shaped guide bars (52) are fixedly connected to the inner side of the mounting shell (2), the electric linear slide rail (51) is mounted on the inner side of the mounting shell (2), the lifting plate (3) is mounted on the upper movable end of the electric linear slide rail (51), and the electric linear slide rail (51) is connected to a power supply and a controller via a wire.

6. The gas concentration measuring device for mining according to claim 5, characterized in that: The lifting plate (3) is fixed with an accordion-type protective cover (53) on both the upper and lower sides. The end of the accordion-type protective cover (53) away from the lifting plate (3) is fixedly connected to the inner side of the mounting shell (2). The accordion-type protective cover (53) is slidably connected to the inner side of the C-shaped guide strip (52).

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