Mining grounding resistance measuring device

Abstract

The utility model provides a mining grounding resistance measuring device, and relates to the technical field of grounding resistance measurement, in particular to a protective box for protecting the grounding resistance measuring device, which comprises an adjusting assembly fixedly arranged on the outer wall of the protective box and used for adjusting the level of the protective box; a preset number of through holes are formed in the outer wall of the protection box; the storage assembly is rotationally arranged in the protection box, and the storage assembly is used for separately storing the wires with different lengths; the moving assembly is fixedly arranged in the protection box, and the moving assembly is used for adjusting the winding position of the wire on the storage assembly; the tool box is fixedly arranged in the protection box, and the tool box is located above the storage assembly; and a ground resistance measuring assembly. The wire storage device has the advantages that wires with different lengths can be stored, and the wires are prevented from being damaged.

Description

Technical Field

[0001] The utility model relates to the technical field of grounding resistance measurement, in particular to a grounding resistance measuring device for mines. Background Art

[0002] The ground resistance meter is a resistance measuring device used in power, post and telecommunications, railways, communications, mining and other departments to measure the ground resistance of various devices and the resistance value of low-resistance conductors. It can also measure soil resistivity and ground voltage.

[0003] In the prior art, a ground resistance measuring device is disclosed with Chinese patent number CN202222585417.1, which includes a tool box body, and a protective mechanism is installed on one side of the tool box body; the protective mechanism includes a protective cover, a wire take-up drum, a movable roller, a limiting part and a shock absorbing part, the surface of the protective cover is fixedly connected to the surface of the tool box body, the wire take-up drum is installed inside the protective cover, one side of the movable roller is movably sleeved on the surface of the protective cover, and the movable roller passes through the middle of the wire take-up drum and is movably connected to the inner wall surface of the wire take-up drum, the bottom of the limiting part is fixedly connected to the inner wall surface of the protective cover, and the shock absorbing part is arranged on both sides inside the tool box body.

[0004] The above technical features have the following shortcomings: the prior art collects the wires through movable rollers and take-up reels. The current ground resistance measuring device has three wires of different lengths, and the wires of different lengths are not fully collected, leaving room for improvement. In view of this, a ground resistance measuring device is proposed to solve the above problems. Utility Model Content

[0005] The utility model aims to solve the above-mentioned shortcomings and proposes a mine grounding resistance measuring device, which can store wires of different lengths and avoid damage to the wires.

[0006] In order to achieve the above purpose, the utility model adopts the following technical solution: a ground resistance measuring device for mining, a protective box for protecting the ground resistance measuring device, comprising:

[0007] An adjusting component, the adjusting component is fixedly arranged on the outer wall of the protection box, and the adjusting component is used to adjust the level of the protection box;

[0008] Through holes, the outer wall of the protective box is provided with a preset number of through holes;

[0009] A storage assembly, the storage assembly is rotatably disposed inside the protection box, and the storage assembly is used to store wires of different lengths respectively;

[0010] A moving component, the moving component is fixedly arranged inside the protective box, and the moving component is used to adjust the position of the wire being rolled up on the storage component;

[0011] A tool box, the tool box is fixedly arranged inside the protective box, and the tool box is located above the storage assembly;

[0012] A ground resistance measuring component, wherein the ground resistance measuring component is fixedly arranged on the top of the protection box and is located above the storage component;

[0013] The storage assembly includes a motor fixedly mounted on the outer wall of the protective box, a rotating shaft passing through the side wall of the protective box, a support plate fixedly mounted inside the protective box, and a preset number of electric push rods fixedly mounted inside the protective box, a driving gear being fixedly mounted on the outer wall of the rotating shaft, a transmission gear being fixedly mounted on the top of the electric push rod, a driven gear being meshed on the outer wall of the transmission gear, a rotating column being arranged to rotate inside the protective box, a preset number of limit plates being fixedly mounted on the outer wall of the rotating column, and a preset number of sockets being fixedly mounted on the opposite side of the two limit plates.

[0014] Preferably, the output shaft of the motor is fixedly connected to the rotating shaft, and the rotating column passes through the interior of the supporting plate and is rotatably connected thereto.

[0015] Preferably, the transmission gear comprises a bracket fixedly arranged at the telescopic end of the electric push rod, and a transmission gear disc is rotatably arranged inside the bracket.

[0016] Preferably, the adjustment assembly includes fixing blocks fixedly arranged at the four corners of the outer wall of the protection box, and studs are connected to the internal threads penetrating through the fixing blocks.

[0017] Preferably, a movable cover is movably provided on the top of the protection box, and a movable door is movably provided on the outer wall of the protection box.

[0018] Preferably, the moving component includes a slide trough body fixedly arranged at the bottom of the protective box, a fixed column penetrating the side wall of the protective box and a preset number of hydraulic push rods fixedly arranged at the bottom of the protective box, a sliding block is movably arranged on the inner side of the slide trough body, a movable column is fixedly arranged on the top of the sliding block, a connecting block is fixedly arranged on the outer wall of the movable column, and the connecting block is fixedly connected to the telescopic end of the hydraulic push rod.

[0019] Preferably, a fixing body is fixedly provided on the top of the movable column, a through slot is provided inside the fixing body, and a preset number of balls are rotatably provided inside the through slot.

[0020] Preferably, the ground resistance measuring assembly includes a ground resistance measuring body fixedly arranged inside a protective box, a button is movably provided on the top of the ground resistance measuring body, a knob is movably provided on the top of the ground resistance measuring body, an indicator dial is movably provided on the outer wall of the knob, the indicator dial is fixedly connected to the top of the ground resistance measuring body, a connecting wire is fixedly provided on the outer wall of the ground resistance measuring body, a support rod is movably provided on the bottom of the connecting wire, and the support rod is fixedly connected to the side wall of the protective box.

[0021] Compared with the prior art, the advantages and positive effects of the utility model are:

[0022] In the utility model, by opening the movable door and the movable cover, the storage component provides power, the movable component is used to standardize the winding of the wire, the wires of different lengths are stored, the tools are stored through the tool box, the height of the protection box is adjusted by the adjustment component, the protection box is horizontally supported to adapt to the uneven bottom surface, and then the storage component is connected through the wiring on the grounding resistance measuring component, the grounding conductor is measured by the grounding resistance measuring component, and the wires of different lengths can be stored to avoid damage to the wires. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0024] Figure 2 It is a three-dimensional structural schematic diagram of the storage assembly of the utility model;

[0025] Figure 3 It is a three-dimensional structural schematic diagram of the fixed body and the ball of the utility model;

[0026] Figure 4 It is a three-dimensional structural schematic diagram of the ground resistance measurement component of the utility model.

[0027] Legend:

[0028] 1. Protective box;

[0029] 2. Adjustment components;

[0030] 3. Movable cover;

[0031] 4. Movable door;

[0032] 5. Through hole;

[0033] 6. Storage assembly; 61. Motor; 62. Rotating shaft; 63. Support plate; 64. Driving gear; 65. Electric push rod; 66. Transmission gear; 67. Driven gear; 68. Rotating column; 69. Limiting plate; 610. Socket;

[0034] 7. Moving assembly; 71. Fixed column; 72. Slide body; 73. Sliding block; 74. Movable column; 75. Fixed body; 76. Ball bearing; 77. Hydraulic push rod; 78. Connecting block;

[0035] 8. Toolbox;

[0036] 9. Ground resistance measurement component; 91. Ground resistance measurement body; 92. Button; 93. Knob; 94. Indicator plate; 95. Connecting wire; 96. Support rod. DETAILED DESCRIPTION

[0037] In order to more clearly understand the above-mentioned purpose, features and advantages of the utility model, the utility model is further described below in conjunction with the accompanying drawings and embodiments. It should be noted that the embodiments of the present application and the features in the embodiments can be combined with each other without conflict.

[0038] In the following description, many specific details are set forth to facilitate a full understanding of the present invention. However, the present invention may also be implemented in other ways than those described herein. Therefore, the present invention is not limited to the specific embodiments of the following disclosure.

[0039] like Figure 1-4 As shown, the utility model provides a grounding resistance measuring device for mining, and a protective box 1 for protecting the grounding resistance measuring device, comprising:

[0040] An adjustment component 2, the adjustment component 2 is fixedly arranged on the outer wall of the protection box 1, the adjustment component 2 is used to adjust the level of the protection box 1, and the adjustment component 2 is used to support the protection box 1;

[0041] Through holes 5: a preset number of through holes 5 are provided on the outer wall of the protection box 1, and the through holes 5 are used for the wires to pass through the side wall of the protection box 1, and a ball body is rotatably arranged inside the through holes 5;

[0042] A storage assembly 6, the storage assembly 6 is rotatably disposed inside the protection box 1, the storage assembly 6 is used to store wires of different lengths respectively, the protection box 1 is used to support the storage assembly 6, and the storage assembly 6 is used to store more than two wires;

[0043] The moving assembly 7 is fixedly arranged inside the protection box 1. The moving assembly 7 is used to adjust the position of the wire being rolled up on the storage assembly 6. The protection box 1 is used to fix and support the moving assembly 7. The moving assembly 7 prevents the wire from being worn on the fixed body 75.

[0044] A tool box 8, which is fixedly arranged inside the protective box 1 and is located above the storage assembly 6. The tool box 8 is used to store tools to be used;

[0045] A grounding resistance measuring component 9, which is fixedly arranged on the top of the protection box 1, and is located above the storage component 6. The grounding resistance measuring component 9 is used to measure the grounding resistance of mining equipment;

[0046] The storage assembly 6 includes a motor 61 fixedly arranged on the outer wall of the protective box 1, a rotating shaft 62 passing through the side wall of the protective box 1, a support plate 63 fixedly arranged inside the protective box 1 and a preset number of electric push rods 65 fixedly arranged inside the protective box 1. The protective box 1 is used to support the motor 61, the rotating shaft 62, the support plate 63 and the electric push rod 65. A driving gear 64 is fixedly arranged on the outer wall of the rotating shaft 62. The rotating shaft 62 is used to drive the driving gear 64 and the transmission gear 66 to rotate. The transmission gear 66 is used to drive the driven gear 67 and the rotating column 68 to rotate, so as to store wires of different lengths. A transmission gear 66 is fixedly arranged on the top of the electric push rod 65. The outer wall of the transmission gear 66 is meshed with the driven gear 67. A rotating column 68 is provided to rotate through the interior of the protective box 1. A preset number of limit plates 69 are fixedly arranged on the outer wall of the rotating column 68. A preset number of sockets 610 are fixedly arranged on the opposite side of the two limit plates 69. The rotating column 68 is used to support the limit plate 69.

[0047] It should be noted that, in this embodiment, the output shaft of the motor 61 is fixedly connected to the rotating shaft 62, and the rotating column 68 penetrates the interior of the support plate 63 and is rotatably connected. The motor 61 is used to drive the rotating shaft 62 and the rotating column 68 to rotate to store wires of different lengths.

[0048] Furthermore, the transmission gear 66 includes a bracket fixedly arranged at the telescopic end of the electric push rod 65 , and a transmission gear plate is rotatably arranged inside the bracket. The electric push rod 65 drives the transmission gear 66 to approach the driving gear 64 and the driven gear 67 .

[0049] It should be noted that the adjustment component 2 includes fixed blocks fixed at the four corners of the outer wall of the protective box 1, and studs are connected to the internal threads of the fixed blocks. The adjustment component 2 is used to adjust the height of the protective box 1. The adjustment component 2 is used to place the protective box 1 horizontally to adapt to different terrains.

[0050] It should be noted that a movable cover 3 is movably provided on the top of the protective box 1, and a movable door 4 is movably provided on the outer wall of the protective box 1. The movable cover 3 and the movable door 4 are used to protect the movable component 7, the storage component 6, the ground resistance measuring component 9 and the tool box 8. The movable cover 3 and the movable door 4 are opened to operate the ground resistance measuring component 9 and to electrically connect the ground resistance measuring component 9 and the storage component 6.

[0051] It should be noted that the moving component 7 includes a slide trough body 72 fixedly arranged at the bottom of the protective box 1, a fixed column 71 penetrating the side wall of the protective box 1 and a preset number of hydraulic push rods 77 fixedly arranged at the bottom of the protective box 1. A slider 73 is movably provided on the inner side of the slide trough body 72, a movable column 74 is fixedly provided on the top of the slider 73, a connecting block 78 is fixedly provided on the outer wall of the movable column 74, and the connecting block 78 is fixedly connected to the telescopic end of the hydraulic push rod 77. The hydraulic push rod 77 is used to drive the slider 73 on the movable column 74 to slide on the slide trough body 72, and the movable column 74 is used to slide on the fixed column 71.

[0052] It should be further supplemented that a fixed body 75 is fixed on the top of the movable column 74, a through slot is opened inside the fixed body 75, a preset number of balls 76 are rotatably arranged inside the through slot, and the movable column 74 is used to drive the fixed body 75 to slide, and the wire passes through the through slot and slides on the ball 76 to prevent the wire from being worn on the fixed body 75.

[0053] It should be further explained that the grounding resistance measuring assembly 9 includes a grounding resistance measuring body 91 fixedly arranged inside the protective box 1, a button 92 is movably provided on the top of the grounding resistance measuring body 91, a knob 93 is movably provided on the top of the grounding resistance measuring body 91, an indicator dial 94 is movably provided on the outer wall of the knob 93, the indicator dial 94 is fixedly connected to the top of the grounding resistance measuring body 91, a connecting wire 95 is fixedly provided on the outer wall of the grounding resistance measuring body 91, a plug is fixedly provided on the other end of the connecting wire 95, a support rod 96 is movably provided on the bottom of the connecting wire 95, and the support rod 96 is fixedly connected to the side wall of the protective box 1. The grounding resistance measuring body 91 is used to measure the grounding resistance of mining equipment.

[0054] The method of use and working principle of the device are as follows: First, open the movable cover 3 and the movable door 4 on the protection box 1, and then drive the rotating shaft 62 and the driving gear 64 to rotate on the protection box 1 and the support plate 63 through the motor 61, and drive the transmission gear 66 to approach the driving gear 64 and the driven gear 67 through the electric push rod 65, and drive the rotating column 68 and the limit plate 69 to rotate on the protection box 1 and the support plate 63 through the driven gear 67, and then pass different wires through different through holes 5, and drive the connecting block 78 and the movable column 74 to slide by the hydraulic push rod 77, and then drive the slider 73 in the inner part of the slide trough body 72 through the movable column 74. The movable column 74 slides on the fixed column 71, and then the wire passes through the through groove and the ball 76 to prevent the fixed body 75 from wearing the wire. The wire is evenly stored on the rotating column 68. When it is necessary to spread the wire, one end of the wire is pulled, and the wire is rotated on the rotating column 68 to release the wire. The connecting wire 95 on the ground resistance measuring body 91 passes around the support rod 96, and the plug on the connecting wire 95 is plugged and installed in the socket 610 on the limit plate 69. The resistance of the mining equipment is measured by the button 92 and the knob 93 on the ground resistance measuring component 9, so that wires of different lengths can be stored and the damage of the wires can be avoided.

[0055] The above description is only a preferred embodiment of the present invention and does not limit the present invention in other forms. Any technician familiar with the profession may use the technical content disclosed above to change or modify it into an equivalent embodiment with equivalent changes and apply it to other fields. However, any simple modification, equivalent change and modification made to the above embodiment based on the technical essence of the present invention without departing from the content of the technical solution of the present invention still falls within the protection scope of the technical solution of the present invention.

Claims

1. A grounding resistance measuring device for use in a mine, and a protective box (1) for protecting the grounding resistance measuring device, characterized in that: include: An adjustment component (2), the adjustment component (2) being fixedly arranged on the outer wall of the protection box (1), and the adjustment component (2) being used to adjust the level of the protection box (1); Through holes (5), the outer wall of the protection box (1) is provided with a preset number of through holes (5); A storage assembly (6), the storage assembly (6) being rotatably disposed inside the protection box (1), and the storage assembly (6) being used to store wires of different lengths respectively; A moving component (7), the moving component (7) being fixedly arranged inside the protection box (1), and the moving component (7) being used to adjust the position of the wire being rolled up on the storage component (6); A tool box (8), wherein the tool box (8) is fixedly arranged inside the protective box (1), and the tool box (8) is located above the storage assembly (6); A ground resistance measuring component (9), wherein the ground resistance measuring component (9) is fixedly arranged on the top of the protection box (1), and the ground resistance measuring component (9) is located above the storage component (6); The storage assembly (6) includes a motor (61) fixedly mounted on the outer wall of the protective box (1), a rotating shaft (62) penetrating the side wall of the protective box (1), a support plate (63) fixedly mounted inside the protective box (1), and a preset number of electric push rods (65) fixedly mounted inside the protective box (1), wherein a driving gear (64) is fixedly mounted on the outer wall of the rotating shaft (62), a transmission gear (66) is fixedly mounted on the top of the electric push rod (65), a driven gear (67) is meshed on the outer wall of the transmission gear (66), a rotating column (68) is provided to rotate inside the protective box (1), a preset number of limit plates (69) are fixedly mounted on the outer wall of the rotating column (68), and a preset number of sockets (610) are fixedly mounted on opposite sides of the two limit plates (69).

2. A mine grounding resistance measuring device according to claim 1, characterized in that: The output shaft of the motor (61) is fixedly connected to the rotating shaft (62), and the rotating column (68) penetrates the interior of the supporting plate (63) and is rotatably connected thereto.

3. A mine grounding resistance measuring device according to claim 1, characterized in that: The transmission gear (66) comprises a bracket fixedly arranged at the telescopic end of the electric push rod (65), and a transmission gear disc is rotatably arranged inside the bracket.

4. A mine grounding resistance measuring device according to claim 1, characterized in that: The adjustment assembly (2) comprises fixing blocks fixedly arranged at four corners of the outer wall of the protection box (1), and studs are connected through the internal threads of the fixing blocks.

5. A mine grounding resistance measuring device according to claim 1, characterized in that: A movable cover (3) is movably provided on the top of the protection box (1), and a movable door (4) is movably provided on the outer wall of the protection box (1).

6. A mine grounding resistance measuring device according to claim 1, characterized in that: The moving assembly (7) comprises a slide trough body (72) fixedly arranged at the bottom of the protection box (1), a fixed column (71) penetrating the side wall of the protection box (1) and a preset number of hydraulic push rods (77) fixedly arranged at the bottom of the protection box (1), a sliding block (73) is movably arranged on the inner side of the slide trough body (72), a movable column (74) is fixedly arranged on the top of the sliding block (73), a connecting block (78) is fixedly arranged on the outer wall of the movable column (74), and the connecting block (78) is fixedly connected to the telescopic end of the hydraulic push rod (77).

7. A mine grounding resistance measuring device according to claim 6, characterized in that: A fixed body (75) is fixedly provided on the top of the movable column (74), a through slot is provided inside the fixed body (75), and a preset number of balls (76) are rotatably provided inside the through slot.

8. A mine grounding resistance measuring device according to claim 1, characterized in that: The grounding resistance measuring assembly (9) comprises a grounding resistance measuring body (91) fixedly arranged inside the protection box (1); a button (92) is movably provided at the top of the grounding resistance measuring body (91); a knob (93) is movably provided at the top of the grounding resistance measuring body (91); an indicator disk (94) is movably provided on the outer wall of the knob (93); the indicator disk (94) is fixedly connected to the top of the grounding resistance measuring body (91); a connecting wire (95) is fixedly provided on the outer wall of the grounding resistance measuring body (91); a supporting rod (96) is movably provided at the bottom of the connecting wire (95); and the supporting rod (96) is fixedly connected to the side wall of the protection box (1).

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