CN214895414U - Installation device capable of quickly installing grounding resistance meter - Google Patents
Installation device capable of quickly installing grounding resistance meter Download PDFInfo
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- CN214895414U CN214895414U CN202120505485.5U CN202120505485U CN214895414U CN 214895414 U CN214895414 U CN 214895414U CN 202120505485 U CN202120505485 U CN 202120505485U CN 214895414 U CN214895414 U CN 214895414U
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- resistance meter
- grounding resistance
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- groove
- mounting
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Abstract
The utility model discloses a mounting device capable of quickly mounting a grounding resistance meter, which comprises a grounding resistance meter, a mounting seat and a clamping mechanism, wherein the mounting seat is provided with a mounting hole matched with the bottom of the grounding resistance meter, the clamping mechanism is fixedly mounted around the mounting seat, the clamping mechanism comprises a fixed seat, a dial plate and a fixed rod, the fixed seat is provided with a slotted hole, the upper end surface of the grounding resistance meter is higher than the inner end surface of the slotted hole, one end of the fixed seat far away from the grounding resistance meter is provided with a bolt, the dial plate is rotatably connected with the fixed seat through the bolt, one end of the fixed seat corresponding to the slotted hole is provided with a threaded hole in threaded connection with the fixed rod, the dial plate is provided with a through groove for the fixed rod to pass through, the upper part of the fixed rod is provided with a handle, the handle is rotated to enable the limiting part of the handle to correspond to the through groove, the through groove of the dial plate is used for realizing the turnover of the dial plate, the clamping of the grounding resistance meter by rotating the handle to enable the limiting part to be tightly abutted to the dial plate, the loading and unloading operation of the grounding resistance meter is convenient and the installation is stable.
Description
Technical Field
The utility model relates to a technical field of grounding resistance meter, in particular to installation device that can install grounding resistance meter fast.
Background
The earth resistance meter is used for measuring the earth resistance of earth devices such as protective earth, working earth, overvoltage-proof earth, static-proof earth and lightning-proof earth, i.e. the resistance presented when the earth device passes through power frequency current, including earth line resistance, earth body resistance, contact resistance between the earth body and the earth and earth current dispersion resistance, and the earth resistance meter can be divided into digital type and mechanical type. In actual operation, a power supply station generally adopts a ZC-8 type grounding resistance meter which is a mechanical grounding resistance meter. The specific use method is as follows:
(1) calibrating, namely horizontally placing the resistance meter, checking whether a galvanometer pointer is on a central scale mark, and zeroing if the galvanometer pointer deviates;
(2) embedding the probe needles and enabling the grounding body, the potential probe needles and the current probe needles to be on a blind line and to be 20m away from each other;
(3) setting the multiplying power scale at the maximum multiplying power, slowly rotating the handle, and simultaneously rotating the measuring dial plate to enable the pointer of the galvanometer to point on the central line;
(4) when the pointer of the galvanometer is close to the central line, the rotating speed of the handle of the generator is accelerated to reach about 120 revolutions per minute, and the measuring dial is adjusted while rotating to lead the pointer to point on the central line;
(5) if the measurement reading is too small, the multiplying factor scale is set to be a smaller multiplying factor, and then the measurement is carried out again to obtain the correct resistance value;
(6) the measured reading multiplied by the multiple of the magnification scale is the measured ground resistance value.
The Chinese patent (application number CN 201922201059.8) discloses a grounding resistance meter capable of adjusting the level, which comprises a resistance meter body, a level gauge and four supporting frames, wherein the four supporting frames fixedly support four corners of the resistance meter body, and the level gauge is horizontally arranged on the resistance meter body; the four support frames are divided into two groups, each group of support frames is provided with a width adjusting rod, the first end of each width adjusting rod is fixedly connected with one support frame, and the second end of each width adjusting rod is slidably connected with the other support frame and is fixed through a fixing piece; each support frame is connected with a height adjusting rod for adjusting the height of the support frame, but the grounding resistance meter is complex to install.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a can install installation device who connects resistance meter with earth fast, the loading and unloading operation of resistance meter with earth is comparatively convenient and the installation is comparatively stable.
The above technical purpose of the present invention can be achieved by the following technical solutions: a mounting device capable of quickly mounting a grounding resistance meter comprises the grounding resistance meter, a mounting seat and a clamping mechanism, wherein the mounting seat is provided with a mounting hole matched with the bottom of the grounding resistance meter, the clamping mechanism is fixedly mounted on the periphery of the mounting seat and used for clamping the grounding resistance meter, the clamping mechanism comprises a fixing seat, a shifting plate and a fixing rod, the middle part of the fixing seat is provided with a slotted hole, the upper end surface of the grounding resistance meter is higher than the inner end surface of the slotted hole, one end of the fixing seat, far away from the grounding resistance meter, is provided with a bolt, the shifting plate is rotatably connected to the fixing seat through the bolt, one end of the fixing seat, corresponding to the slotted hole, is provided with a threaded hole, the fixing rod is in threaded connection with the threaded hole, the shifting plate is provided with a through groove for the fixing rod to pass through, the upper part of the fixing rod is provided with a handle, the limiting part of the handle is corresponding to the through groove, the through groove of the shifting plate passes through the handle to realize the turnover of the shifting plate, the handle is rotated to enable the limiting part to tightly abut against the shifting plate to realize clamping of the grounding resistance meter.
Furthermore, the cross section of the through groove is of a waist-shaped structure, and when the handle rotates to the position limiting part and is parallel to the through groove, the shifting plate can penetrate through the position limiting part of the handle to realize overturning; when the shifting plate rotates to the lower end of the limiting part, the handle is rotated to enable the limiting part and the through groove to form an included angle, and the limiting part abuts against the shifting plate, so that the clamping grounding resistance meter is realized.
Furthermore, the lower part of the poking plate is provided with an elastic pad.
Furthermore, the number of the clamping mechanisms is 4, and the clamping mechanisms are symmetrically distributed at two ends of the grounding resistance meter or are arranged at two ends of the grounding resistance meter in a staggered mode.
Furthermore, the lower part of the mounting seat is provided with a lead through hole.
Further, the fixing seat is fixedly installed on the installation seat through a screw.
To sum up, the utility model discloses following beneficial effect has:
when the grounding resistance meter is disassembled, the handle is slightly rotated to enable the limiting part to be parallel to the through groove, the shifting plate can penetrate through the limiting part of the handle to realize overturning, the shifting plate can be opened outwards, and the grounding resistance meter can be taken out of the mounting seat; when the grounding resistance meter is installed, the dial plate is rotated to the lower end located in the limiting portion, the handle is rotated to enable the limiting portion to form an included angle with the through groove shape, and the limiting portion abuts against the dial plate, so that the grounding resistance meter is clamped.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is a cross-sectional view of the present invention;
fig. 3 is a schematic structural view of the clamping mechanism of the present invention;
fig. 4 is a cross-sectional view of the clamping mechanism of the present invention.
In the figure: 1. a grounding resistance meter; 2. a mounting seat; 21. mounting holes; 22. perforating a lead; 3. a clamping mechanism; 31. a fixed seat; 32. dialing a plate; 321. a through groove; 33. fixing the rod; 331. a handle; 332. a limiting part; 34. a slot; 35. a bolt; 36. a threaded hole; 37. an elastic pad.
Detailed Description
The present invention will be further described with reference to the accompanying drawings.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "back", "surface", "side", "inner", "around", and the like, indicate orientations or positional relationships, and are used merely for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced components or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.
As shown in fig. 1-4, a mounting device capable of quickly mounting a grounding resistance meter comprises a grounding resistance meter 1, a mounting seat 2 and a clamping mechanism 3, wherein the mounting seat 2 is provided with a mounting hole 21 adapted to the bottom of the grounding resistance meter 1, the clamping mechanism 3 is fixedly mounted around the mounting seat 2 for clamping the grounding resistance meter 1, the clamping mechanism 3 comprises a fixing seat 31, a dial plate 32 and a fixing rod 33, a slot hole 34 is formed in the middle of the fixing seat 31, the upper end surface of the grounding resistance meter 1 is higher than the inner end surface of the slot hole 34, a bolt 35 is arranged at one end of the fixing seat 31 far from the grounding resistance meter 1, the dial plate 32 is rotatably connected to the fixing seat 31 through the bolt 35, a threaded hole 36 is arranged at one end of the fixing seat 31 corresponding to the slot hole 34, the fixing rod 33 is threadedly connected to the threaded hole 36, the dial plate 32 is provided with a through slot 321 for the fixing rod 33 to pass through, the upper portion of the fixing rod 33 is provided with a handle 331, the handle 331 is rotated to enable the limiting portion 332 of the handle 331 to correspond to the through groove 321, the through groove 321 of the dial plate 32 penetrates through the handle 331 to realize the turnover of the dial plate 32, and the handle 331 is rotated to enable the limiting portion 332 to abut against the dial plate 32 to realize the clamping of the ground resistance meter 1.
The cross section of the through groove 321 is a waist-shaped structure, and when the handle 331 rotates to the limit part 332 and is parallel to the through groove 321, the poking plate 32 can pass through the limit part 332 of the handle 331 to turn; when the dial plate 32 rotates to the lower end of the limiting portion 332, the handle 331 is rotated to make the limiting portion 332 and the through groove 321 form an included angle, and the limiting portion 332 abuts against the dial plate 32, so as to clamp the ground resistance meter 1.
The elastic pad 37 is arranged at the lower part of the dial plate 32, so that the dial plate 32 is prevented from damaging the grounding resistance meter 1, and the dial plate 32 can be in closer contact with the grounding resistance meter 1, and the clamping effect is better.
The number of the clamping mechanisms 3 is 4, and the clamping mechanisms are symmetrically distributed at two ends of the grounding resistance meter 1 or are arranged at two ends of the grounding resistance meter 1 in a staggered mode.
The lower part of the mounting seat 2 is provided with a lead through hole 22.
The fixed seat 31 is fixedly installed on the installation seat 2 through a screw.
To sum up, the utility model discloses following beneficial effect has:
when the grounding resistance meter 1 is disassembled, the handle 331 is slightly rotated to enable the limiting part 332 to be parallel to the through groove 321, the dial plate 32 can penetrate through the limiting part 332 of the handle 331 to realize overturning, the dial plate 32 can be further opened outwards, and the grounding resistance meter 1 can be taken out from the mounting seat 2; when the grounding resistance meter 1 is installed, the shifting plate 32 is rotated to the lower end of the limiting portion 332, the handle 331 is rotated to enable the limiting portion 332 and the penetrating groove 321 to form an included angle, and the limiting portion 332 abuts against the shifting plate 32, so that the grounding resistance meter 1 is clamped.
The above is only the preferred embodiment of the present invention, so all the equivalent changes or modifications made by the structure, features and principles in accordance with the claims of the present invention are included in the claims of the present invention.
Claims (6)
1. The utility model provides a can install installation device who connects resistance-meter to ground fast which characterized in that: the grounding resistance meter comprises a grounding resistance meter (1), a mounting seat (2) and a clamping mechanism (3), wherein the mounting seat (2) is provided with a mounting hole (21) matched with the bottom of the grounding resistance meter (1), the clamping mechanism (3) is fixedly mounted on the periphery of the mounting seat (2) and used for clamping the grounding resistance meter (1), the clamping mechanism (3) comprises a fixing seat (31), a shifting plate (32) and a fixing rod (33), a slotted hole (34) is formed in the middle of the fixing seat (31), the upper end face of the grounding resistance meter (1) is higher than the inner end face of the slotted hole (34), one end, far away from the grounding resistance meter (1), of the fixing seat (31) is provided with a plug pin (35), the shifting plate (32) is rotatably connected to the fixing seat (31) through the plug pin (35), one end, corresponding to the slotted hole (34), of the fixing seat (31) is provided with a threaded hole (36), and the fixing rod (33) is in threaded connection with the threaded hole (36), the grounding resistance meter is characterized in that the shifting plate (32) is provided with a through groove (321) for the fixing rod (33) to penetrate through, the upper portion of the fixing rod (33) is provided with a handle (331), the handle (331) is rotated to enable a limiting portion (332) of the handle (331) to correspond to the through groove (321), the through groove (321) of the shifting plate (32) penetrates through the handle (331) to achieve overturning of the shifting plate (32), and the handle (331) is rotated to enable the limiting portion (332) to abut against the shifting plate (32) to achieve clamping of the grounding resistance meter (1).
2. The mounting device for a fast mountable earthed resistance meter according to claim 1, characterized in that: the cross section of the through groove (321) is of a waist-shaped structure, and when the handle (331) rotates to the limit part (332) and is parallel to the through groove (321), the shifting plate (32) can pass through the limit part (332) of the handle (331) to realize overturning; when the dial plate (32) rotates to the lower end of the limiting part (332), the handle (331) is rotated to enable the limiting part (332) and the through groove (321) to form an included angle, and the limiting part (332) is abutted against the dial plate (32), so that the clamping of the grounding resistance meter (1) is realized.
3. The mounting device for a fast mountable earthed resistance meter according to claim 1, characterized in that: the lower part of the poking plate (32) is provided with an elastic pad (37).
4. The mounting device for a fast mountable earthed resistance meter according to claim 1, characterized in that: the number of the clamping mechanisms (3) is 4, and the clamping mechanisms are symmetrically distributed at two ends of the grounding resistance meter (1) or are arranged at two ends of the grounding resistance meter (1) in a staggered mode.
5. The mounting device for a fast mountable earthed resistance meter according to claim 1, characterized in that: and a lead through hole (22) is formed in the lower part of the mounting seat (2).
6. The mounting device for a fast mountable earthed resistance meter according to claim 1, characterized in that: the fixing seat (31) is fixedly arranged on the mounting seat (2) through a screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120505485.5U CN214895414U (en) | 2021-03-10 | 2021-03-10 | Installation device capable of quickly installing grounding resistance meter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120505485.5U CN214895414U (en) | 2021-03-10 | 2021-03-10 | Installation device capable of quickly installing grounding resistance meter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214895414U true CN214895414U (en) | 2021-11-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120505485.5U Active CN214895414U (en) | 2021-03-10 | 2021-03-10 | Installation device capable of quickly installing grounding resistance meter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214895414U (en) |
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2021
- 2021-03-10 CN CN202120505485.5U patent/CN214895414U/en active Active
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