CN220252055U - Insulation resistance tester - Google Patents
Insulation resistance tester Download PDFInfo
- Publication number
- CN220252055U CN220252055U CN202320466762.5U CN202320466762U CN220252055U CN 220252055 U CN220252055 U CN 220252055U CN 202320466762 U CN202320466762 U CN 202320466762U CN 220252055 U CN220252055 U CN 220252055U
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- insulation resistance
- resistance tester
- sliding block
- sliding
- sliding groove
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- 238000009413 insulation Methods 0.000 title claims abstract description 40
- 238000004804 winding Methods 0.000 claims abstract description 14
- 238000003860 storage Methods 0.000 claims description 9
- 238000001514 detection method Methods 0.000 claims description 6
- 238000012360 testing method Methods 0.000 abstract description 27
- 238000005096 rolling process Methods 0.000 description 7
- 238000004891 communication Methods 0.000 description 5
- 230000005489 elastic deformation Effects 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000009826 distribution Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
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- Measurement Of Resistance Or Impedance (AREA)
Abstract
The utility model provides an insulation resistance tester, comprising: a case; the insulation resistance tester is arranged in the box body, and the back surface of the top of the box body is rotationally connected with a box cover; the sliding groove is formed in the top and the bottom of the inner side of the box cover, a hollow sliding block is connected to the inside of the sliding groove in a sliding mode, a spring is arranged on the right side of the hollow sliding block and located in the sliding groove, a connecting column is fixedly mounted on the inner side of the hollow sliding block, a gear is connected to the bottom of the connecting column in a rotating mode, and a toothed plate is meshed with the back face of the gear. According to the insulation resistance tester provided by the utility model, the test head is fixed in position through the test head bayonet, the part of the connecting wire is wound through the rotation of the winding wheel, and the connecting wires with different lengths can be wound, so that the connecting wire and the test head are fixed in position.
Description
Technical Field
The utility model relates to the field of insulation resistance testers, in particular to an insulation resistance tester.
Background
The insulation resistance tester is generally referred to as a megohmmeter, which is a measuring instrument commonly used by electricians, and is mainly used for checking insulation resistances of electric equipment, household appliances or electric circuits to the ground and between phases so as to ensure that the equipment, the appliances and the circuits work in a normal state and avoid accidents such as electric shock casualties, equipment damage and the like.
With the increasing popularization of electricity facilities for production and living, the requirements on the reliability of power supply are higher, live working is carried out in power distribution, and according to relevant regulations of the live working, the tools and instruments are required to be subjected to sectional insulation detection by using an insulation resistance tester when being put in and out of storage.
For example, in the prior art, the publication number CN215218978U is that the test head and the connection line are fixed in position by the wire clip and the positioning member, but only the connection line with a certain length can be fixed in position, and the connection line with different lengths and the test head cannot be fixed in position.
Therefore, it is necessary to provide an insulation resistance tester to solve the above technical problems.
Disclosure of Invention
The utility model provides an insulation resistance tester, which solves the problems that the prior art can only fix the position of a connecting wire with a certain length and can not fix the positions of connecting wires with different lengths and test heads.
In order to solve the above technical problems, the present utility model provides an insulation resistance tester, comprising: a case;
the insulation resistance tester is arranged in the box body, and the back surface of the top of the box body is rotationally connected with a box cover;
the sliding groove is formed in the top and the bottom of the inner side of the box cover, a hollow sliding block is connected in the sliding groove in a sliding manner, a spring is arranged on the right side of the hollow sliding block and located in the sliding groove, a connecting column is fixedly mounted on the inner side of the hollow sliding block, a gear is rotatably connected to the bottom of the connecting column, a toothed plate is meshed with the back of the gear, a winding wheel is fixedly mounted on the top of the gear through a connecting shaft, and a wire clamping port is formed in the outer side of the winding wheel;
the fixed column, fixed column fixed mounting in the inboard right side of case lid, the detection head bayonet socket has been seted up to the inside of fixed column.
Preferably, a sliding rod is arranged in the hollow sliding block and positioned at the inner side of the spring, and two sides of the sliding rod are fixedly arranged with the inner wall of the inner side of the sliding groove.
Preferably, the bottom of the toothed plate is fixedly mounted with the inner wall of the inner side of the case cover.
Preferably, the top and the bottom of the inner side of the box cover are both provided with fixing grooves, and the inside of each fixing groove is provided with an inserting block.
Preferably, the top and the bottom inside the fixed column are provided with the communicating storage groove.
Preferably, the inside of the communication storage groove is provided with an L-shaped deflector rod, and the two sides of the inside of the fixed column are positioned on the outer side of the communication storage groove and are provided with second sliding grooves.
Preferably, the second sliding groove is connected with a second sliding block in a sliding manner, and a second spring is arranged at the bottom of the second sliding block and positioned in the second sliding groove.
Preferably, the inner side of the second sliding block is fixedly installed with the bottom of the outer side of the insertion block, and one end of the outer side of the L-shaped deflector rod is fixedly installed with the inner side of the insertion block.
Compared with the related art, the insulation resistance tester provided by the utility model has the following beneficial effects:
the utility model provides an insulation resistance tester, which can fix the position of a test head through the mutual coordination among a box body, an insulation resistance tester, a box cover, a sliding groove, a hollow sliding block, a spring, a connecting column, a gear, a toothed plate, a winding wheel, a wire clamping opening, a fixing column, a test head bayonet and the like, and wind the connecting wire part of the test head through the rotation of the winding wheel, and wind the connecting wires with different lengths, so that the connecting wire and the test head are fixed in position.
Drawings
FIG. 1 is a schematic diagram of a first embodiment of an insulation resistance tester according to the present utility model;
FIG. 2 is a schematic view of the exterior perspective shown in FIG. 1;
FIG. 3 is a schematic view of the structure of the bottom section of the case cover shown in FIG. 1;
FIG. 4 is a schematic diagram of a second embodiment of an insulation resistance tester according to the present utility model;
fig. 5 is a schematic view of the outer assembly shown in fig. 4.
Reference numerals in the drawings: 1. the box body, 2, an insulation resistance tester, 3, a box cover, 4, a chute, 5, a hollow sliding block, 6, a sliding rod, 7, a spring, 8, a connecting column, 81, a gear, 9, a toothed plate, 10, a winding wheel, 11, a wire clamping port, 12, a fixed column, 13 and a detection head bayonet,
14. the fixed slot 15, the insert block 16, the communicating and accommodating slot 17, the L-shaped deflector rod 18, the second sliding groove 19, the second sliding block 20 and the second spring.
Detailed Description
The utility model will be further described with reference to the drawings and embodiments.
First embodiment
Referring to fig. 1, fig. 2, and fig. 3 in combination, fig. 1 is a schematic structural diagram of a first embodiment of an insulation resistance tester according to the present utility model; FIG. 2 is a schematic view of the exterior perspective shown in FIG. 1; fig. 3 is a schematic view of the structure of the bottom section of the case cover shown in fig. 1. An insulation resistance tester, comprising: a case 1;
the insulation resistance tester 2 is arranged in the box body 1, and the back surface of the top of the box body 1 is rotatably connected with a box cover 3;
the sliding chute 4 is arranged at the top and the bottom of the inner side of the box cover 3, the hollow sliding block 5 is slidingly connected in the sliding chute 4, the spring 7 is arranged on the right side of the hollow sliding block 5 and positioned in the sliding chute 4, the connecting column 8 is fixedly arranged on the inner side of the hollow sliding block 5, the gear 81 is rotationally connected to the bottom of the connecting column 8, the toothed plate 9 is meshed with the back of the gear 81, the winding wheel 10 is fixedly arranged at the top of the gear 81 through the connecting shaft, and the wire clamping port 11 is arranged on the outer side of the winding wheel 10;
when the hollow sliding block 5 and the sliding rod 6 are used, the hollow sliding block 5 moves to the right to squeeze the spring 7, the spring 7 is elastically deformed and then cannot be in change of a using position, so that the stability of the use of the device can be improved, the elastic deformation force of the spring 7 is small, and the part of the connecting wire which is not wound is in a straightened state when the connecting wire is wound, so that the connecting wire cannot be damaged.
The fixed column 12, the fixed column 12 fixed mounting in the inboard right side of case lid 3, detection head bayonet 13 has been seted up to the inside of fixed column 12.
The test head bayonet 13 can fix the position of the test head, and the wire clamping port can limit the position of one end of the connecting wire far away from the test head.
The inside of hollow slider 5 just is located the inboard of spring 7 is provided with slide bar 6, the both sides of slide bar 6 with the inner wall fixed mounting of spout 4 inboard.
When its reel 10 exceeds its rolling scope at the rolling during operation, can be through manual with its connecting wire winding in the inside of reel 10, its rolling scope refers to the total circumference that reel 10 rotated from right side to left side.
The bottom of the toothed plate 9 is fixedly arranged with the inner wall of the inner side of the case cover 3.
The working principle of the first embodiment of the insulation resistance tester provided by the utility model is as follows:
the test head is connected with one end of the connecting wire, and the other end of the connecting wire can be connected with the insulating resistance tester 2 when the insulating resistance tester 2 is used, and then the insulating resistance tester 2 is started to contact through the position where the test head and the resistance test are operated, so that the display work of information such as resistance data and the like can be performed through the insulating resistance tester 2, and the insulating resistance test work can be performed.
After the use, through taking off connecting wire and test head, push the spliced pole 8 to the right side at the same time, and through the removal of spliced pole 8 so drive hollow slider 5, make its hollow slider 5 in the inside of spout 4 and be in the surface of slide bar 6 and carry out the right side and remove, and squeeze spring 7, make its spring 7 take place elastic deformation, then through the removal of spliced pole 8 so drive gear 81 and take-up pulley 10 and carry out synchronous movement, and because the state of meshing between gear 81 and pinion rack 9, pinion rack 9 is not movable, so drive gear 81 to rotate in the in-process of moving, then drive take-up pulley 10 through the rotation of gear 81 and rotate, until its take-up pulley 10 moves to the rightmost side of case lid 3 can, then can be through the one end outside the connecting wire and be far away from the test head one end card in the card line mouth 11, and other positions are in the inboard of take-up pulley 10.
Then the connecting column 8 can be manually released to push the hollow sliding block 5 to the left through the elasticity of the spring 7, so that the hollow sliding block 5 is reversely moved to reset, the connecting column 8, the gear 81 and the winding wheel 10 are driven to reversely move through the movement of the hollow sliding block 5, so that the gear 81 reversely rotates and simultaneously drives the winding wheel 10 to rotate, the connecting wire is wound inside the connecting wire until the connecting wire is wound to a proper length, then the testing head is clamped in the testing head bayonet 13 formed inside the fixed column 12, the connecting wire is wound on the winding wheel 10, and the unreeled part is in a straightened state.
Compared with the related art, the first embodiment of the insulation resistance tester provided by the utility model has the following beneficial effects:
through box 1, insulation resistance tester 2, case lid 3, spout 4, hollow slider 5, spring 7, spliced pole 8, gear 81, pinion rack 9, rolling wheel 10, card line mouth 11, fixed column 12, detect mutually supporting between the first bayonet socket 13 of detection and carry out the position fixing to the test head, and carry out rolling work to the position of its connecting wire through the rotation of rolling wheel 10, and can carry out the connecting wire of different length and carry out the rolling, so carry out the position fixing to its connecting wire and test head.
Second embodiment
Referring to fig. 4 and 5 in combination, another insulation resistance tester is provided according to a second embodiment of the present application. The second embodiment is merely a preferred manner of the first embodiment, and implementation of the second embodiment does not affect the implementation of the first embodiment alone.
Specifically, the second embodiment of the present application provides an insulation resistance tester, which is different in that, the top and the bottom of the inner side of the case cover 3 are both provided with a fixing groove 14, and the inside of the fixing groove 14 is provided with an insert 15.
The fixing grooves 14 and the inserting blocks 15 are matched, so that the inserting blocks 15 can fix the use state of the fixing columns 12 when being inserted into the fixing grooves 14, and the number of the fixing grooves 14 is a plurality, so that the inserting blocks 15 can be inserted into the fixing grooves 14 at different positions to adjust the use positions of the fixing columns 12.
The second slider 19 is always pushed outward by the elastic deformation of the second spring 20, so that the insert 15 is stably inserted into the fixed slot 14, and the stability of the movement of the insert 15 is improved by the second slider 19 and the second chute 18.
The top and bottom of the fixing column 12 are provided with a communication storage groove 16.
The inside of the communication storage groove 16 is provided with an L-shaped deflector rod 17, and the two sides of the inside of the fixed column 12 are positioned on the outside of the communication storage groove 16 and are provided with second sliding grooves 18.
The use of the L-shaped lever 17 facilitates the movement of the operating plug 15 by the user.
The second sliding groove 18 is slidably connected with a second sliding block 19, and a second spring 20 is arranged at the bottom of the second sliding block 19 and located in the second sliding groove 18.
The inner side of the second sliding block 19 is fixedly mounted with the bottom of the outer side of the insert block 15, and one end of the outer side of the L-shaped deflector rod 17 is fixedly mounted with the inner side of the insert block 15.
The working principle of the second embodiment of the insulation resistance tester provided by the utility model is as follows:
when the position of the test head does not correspond to the position of the fixing post 12 after the connecting wire is wound, the L-shaped deflector 17 can be pushed to the inner side by hand, the insert 15 is synchronously moved by the movement of the L-shaped deflector 17 and the movement of the L-shaped deflector 17 from the outer side to the inner side in the communicating receiving groove 16, the second slider 19 is driven by the movement of the insert 15, the second slider 19 is driven to move from the outer side to the inner side in the second sliding groove 18, the second spring 20 is pressed by the movement of the second slider 19, the second spring 20 is driven to elastically deform, the insert 15 is moved from the outer side to the inner side at this time, and the insert 15 is moved in the fixing groove 14, so that the insert 15 is gradually separated from the fixing groove 14 until the insert is completely separated.
The position of the fixing post 12 can be adjusted according to the actual situation until the fixing post 12 moves to a proper position, and then the insert 15 of the fixing post is corresponding to the position of the fixing slot 14 at the position, and then the second slider 19 can be pushed outwards by releasing the inward pushing of the L-shaped deflector rod 17 and the elastic deformation of the second spring 20, so that the insert 15 and the L-shaped deflector rod 17 are driven to move from the inner side to the outer side, and the insert 15 is driven to be inserted into the fixing slot 14, so that the using position of the fixing post 12 is fixed.
Compared with the related art, the second embodiment of the insulation resistance tester provided by the utility model has the following beneficial effects:
through the mutual cooperation among the structures such as the fixed slot 14, the inserting block 15, the communicating and accommodating slot 16, the L-shaped deflector rod 17, the second sliding chute 18, the second sliding block 19 and the second spring 20, the use position of the fixed column 12 can be adjusted according to actual conditions to fix when the test head is limited, so that the situation that the position of the test head after the connecting wire is wound is not aligned with the position of the fixed column 12 and the fixed column 12 cannot fix the position of the test head is avoided, and the adaptability of the fixed column 12 is improved.
The foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structures or equivalent processes or direct or indirect application in other related technical fields are included in the scope of the present utility model.
Claims (8)
1. An insulation resistance tester, comprising: a case;
the insulation resistance tester is arranged in the box body, and the back surface of the top of the box body is rotationally connected with a box cover;
the sliding groove is formed in the top and the bottom of the inner side of the box cover, a hollow sliding block is connected in the sliding groove in a sliding manner, a spring is arranged on the right side of the hollow sliding block and located in the sliding groove, a connecting column is fixedly mounted on the inner side of the hollow sliding block, a gear is rotatably connected to the bottom of the connecting column, a toothed plate is meshed with the back of the gear, a winding wheel is fixedly mounted on the top of the gear through a connecting shaft, and a wire clamping port is formed in the outer side of the winding wheel;
the fixed column, fixed column fixed mounting in the inboard right side of case lid, the detection head bayonet socket has been seted up to the inside of fixed column.
2. The insulation resistance tester according to claim 1, wherein a sliding rod is arranged inside the hollow sliding block and positioned on the inner side of the spring, and two sides of the sliding rod are fixedly installed on the inner wall of the inner side of the sliding groove.
3. The insulation resistance tester according to claim 1, wherein the bottom of the toothed plate is fixedly mounted to the inner wall of the inner side of the case cover.
4. The insulation resistance tester according to claim 1, wherein the top and the bottom of the inner side of the case cover are provided with fixing grooves, and the fixing grooves are internally provided with plug blocks.
5. The insulation resistance tester according to claim 4, wherein the top and the bottom of the fixing column are provided with communicating accommodating grooves.
6. The insulation resistance tester according to claim 5, wherein the L-shaped deflector rod is arranged in the communicating storage groove, and the second sliding grooves are formed in two sides of the inside of the fixed column and located on the outer side of the communicating storage groove.
7. The insulation resistance tester according to claim 6, wherein a second sliding block is slidably connected to the inside of the second sliding groove, and a second spring is disposed at the bottom of the second sliding block and located inside the second sliding groove.
8. The insulation resistance tester according to claim 7, wherein the inner side of the second slider is fixedly mounted to the bottom of the outer side of the insert, and one end of the outer side of the L-shaped deflector rod is fixedly mounted to the inner side of the insert.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320466762.5U CN220252055U (en) | 2023-03-13 | 2023-03-13 | Insulation resistance tester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320466762.5U CN220252055U (en) | 2023-03-13 | 2023-03-13 | Insulation resistance tester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220252055U true CN220252055U (en) | 2023-12-26 |
Family
ID=89230980
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320466762.5U Active CN220252055U (en) | 2023-03-13 | 2023-03-13 | Insulation resistance tester |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220252055U (en) |
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2023
- 2023-03-13 CN CN202320466762.5U patent/CN220252055U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |