CN210604782U - Transformer direct current resistance tester - Google Patents
Transformer direct current resistance tester Download PDFInfo
- Publication number
- CN210604782U CN210604782U CN201920645276.3U CN201920645276U CN210604782U CN 210604782 U CN210604782 U CN 210604782U CN 201920645276 U CN201920645276 U CN 201920645276U CN 210604782 U CN210604782 U CN 210604782U
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- China
- Prior art keywords
- tester
- spring
- direct current
- current resistance
- box
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- Expired - Fee Related
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- 230000000149 penetrating effect Effects 0.000 claims description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 5
- 230000000694 effects Effects 0.000 abstract description 4
- 238000001125 extrusion Methods 0.000 abstract description 4
- 238000000926 separation method Methods 0.000 abstract description 4
- 238000012423 maintenance Methods 0.000 abstract description 3
- 238000005259 measurement Methods 0.000 abstract description 2
- 238000012360 testing method Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 3
- 230000001939 inductive effect Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
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Abstract
The utility model discloses a transformer direct current resistance tester belongs to measurement transformer technical field, the power distribution box comprises a box body, the inside of box is provided with the cavity, the inside of cavity is provided with the tester, the both sides of tester all are provided with the fixture block, and the fixture block passes through second spring and tester swing joint, the inside both sides of box all be provided with fixture block assorted draw-in groove, the both sides of box all are provided with first recess. The utility model discloses a supporting leg that sets up, when ground has water, through screwing up fixed block and second recess, makes the supporting leg support the box, than avoiding the influence that water produced the tester, and through the first spring that sets up, moves the depression bar through pushing down, makes depression bar extrusion fixture block, under the effect of second spring, makes the tester upwards slightly bounce, makes fixture block and draw-in groove separation, takes out the tester and maintains, makes the maintenance operation more convenient.
Description
Technical Field
The utility model relates to a measure transformer technical field, specifically be a transformer direct current resistance tester.
Background
The direct current resistance test is an indispensable test project after the transformer is handed over, overhauled and changed with a tap changer, under the normal condition, the traditional method (bridge method and voltage drop method) is used for measuring the direct current resistance of the transformer winding and the high-power inductive equipment, which is a time-consuming and labor-consuming work, and the direct current resistance tester is developed for changing the condition, shortening the measurement time and reducing the workload of testers.
And current direct current resistance tester when outdoor test, can't carry out the fixed stay, and direct current resistance tester single structure, after direct current resistance tester takes place to damage, maintenance operation is more troublesome.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a: the transformer direct-current resistance tester is provided for solving the problems that when the direct-current resistance tester is used for testing outdoors, the direct-current resistance tester cannot be fixedly supported, is single in structure, and is troublesome to maintain and operate after the direct-current resistance tester is damaged.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a transformer direct current resistance tester, includes the box, the inside of box is provided with the cavity, the inside of cavity is provided with the tester, the both sides of tester all are provided with the fixture block, and the fixture block passes through second spring and tester swing joint, the inside both sides of box all are provided with fixture block assorted draw-in groove, the both sides of box all are provided with first recess, the inside of first recess is provided with the depression bar that runs through to the draw-in groove is inside, the bottom of box is provided with the second recess, the inside threaded connection of second recess has the fixed block, the inboard of fixed block is provided with the mount, the outside of mount evenly is provided with the multiunit supporting leg.
Preferably, the outer side of the pressure lever is provided with a first spring, and the pressure lever is movably connected with the first groove through the first spring.
Preferably, the inner wall of the second groove is provided with an internal thread, and the outer side of the fixing block is provided with an external thread matched with the internal thread.
Preferably, the fixing frame is of a ring structure.
Preferably, the inboard of fixed block evenly is provided with the multiunit stopper, and the stopper all is located the top of supporting leg.
Preferably, the bottom of tester evenly is provided with multiunit third spring, and the tester passes through third spring and box swing joint.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses a supporting leg that sets up, when ground has water, through screwing up fixed block and second recess, makes the supporting leg support the box, than avoiding the influence that water produced the tester, and through the first spring that sets up, moves the depression bar through pushing down, makes depression bar extrusion fixture block, under the effect of second spring, makes the tester upwards slightly bounce, makes fixture block and draw-in groove separation, takes out the tester and maintains, makes the maintenance operation more convenient.
Drawings
Fig. 1 is a top view of the present invention;
FIG. 2 is a schematic structural view of the present invention;
fig. 3 is a front view of the fixing block of the present invention;
fig. 4 is a schematic structural diagram of the fixing block of the present invention.
In the figure: 1. a box body; 2. a cavity; 3. a tester; 4. a first groove; 5. a card slot; 6. a pressure lever; 7. a first spring; 8. a second spring; 9. a clamping block; 10. a third spring; 11. a fixed block; 12. a fixed mount; 13. supporting legs; 14. a limiting block; 15. a second groove.
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.
The tester 3 (model number KE2540A) mentioned in the present invention can be purchased by market or private ordering.
Please refer to fig. 1-4, a transformer dc resistance tester, comprising a box body 1, a cavity 2 is arranged inside the box body 1, a tester 3 is arranged inside the cavity 2, fixture blocks 9 are arranged on both sides of the tester 3, and the fixture blocks 9 are movably connected with the tester 3 through second springs 8, clamping grooves 5 matched with the fixture blocks 9 are arranged on both sides inside the box body 1, first grooves 4 are arranged on both sides of the box body 1, press rods 6 penetrating into the clamping grooves 5 are arranged inside the first grooves 4, second grooves 15 are arranged at the bottom of the box body 1, fixing blocks 11 are connected with inner threads of the second grooves 15, fixing frames 12 are arranged on inner sides of the fixing blocks 11, and a plurality of groups of supporting legs 13 are uniformly arranged on outer sides of the fixing frames 12.
The utility model discloses a fixture block 9 and the draw-in groove 5 that set up, when 6 extrusion fixture blocks 9 of depression bar, realize draw-in groove 5 and the separation of fixture block 9, make the installation of tester 3 more convenient with the dismantlement operation, convenient to overhaul.
Please refer to fig. 2, a first spring 7 is disposed outside the pressing rod 6, and the pressing rod 6 is movably connected to the first groove 4 through the first spring 7.
This kind of transformer direct current resistance tester is through the first spring 7 that sets up, the limiting plate that the 6 outsides of depression bar are fixed, makes depression bar 6 press down after the end, and first spring 7 drives depression bar 6 and upwards resets, and the limiting plate is spacing to depression bar 6 position.
Please refer to fig. 2 and 3, the inner wall of the second groove 15 is provided with an internal thread, and the outer side of the fixing block 11 is provided with an external thread matching with the internal thread.
This kind of transformer direct current resistance tester passes through the internal thread that the inboard of second recess 15 set up, and the external screw thread that the fixed block 11 outside set up under the mutually supporting of internal thread and external screw thread, makes the installation of second recess 15 and fixed block 11 and unpick and wash the operation more convenient.
Please refer to fig. 3, the fixing frame 12 is a ring structure.
This kind of transformer direct current resistance tester is the loop configuration through mount 12, makes supporting leg 13 can rotate through mount 12, realizes opening and shutting of supporting leg 13.
Please refer to fig. 4, a plurality of sets of limiting blocks 14 are uniformly disposed on the inner side of the fixing block 11, and the limiting blocks 14 are all located above the supporting legs 13.
This kind of transformer direct current resistance tester makes supporting leg 13 rotate certain angle and carry on spacingly through the stopper 14 that sets up, makes the effect that supporting leg 13 supported better.
Please refer to fig. 2, a plurality of sets of third springs 10 are uniformly disposed at the bottom of the tester 3, and the tester 3 is movably connected to the box 1 through the third springs 10.
The third spring 10 is arranged, so that the third spring 10 plays a role in damping and buffering the tester 3.
The working principle is as follows: the box body 1 is taken to a designated place to be tested, if accumulated water is on the ground of the designated place and the box body is inconvenient to directly place, the fixing block 11 is screwed into the second groove 15, then the supporting legs 13 are outwards spread, when the supporting legs 13 rotate to a certain angle, the tops of the supporting legs 13 contact the limiting blocks 14, so that the limiting blocks 14 play a limiting role on the supporting legs 13, the positions of the supporting legs 13 do not move upwards, then the supporting legs 13 abut against the ground to protect the box body 1 and the tester 3, then a worker tests the high-power inductive equipment according to a designated requirement, when the tester 3 is damaged, the tester 3 is inconvenient to detect in the box body 1, the box body 1 needs to be rotated back and forth, at the moment, the pressing rod 6 presses the fixture block 9 downwards by pressing the pressing rod 6 downwards, the fixture block 9 presses the second spring 8, so that the fixture block 9 moves towards the direction of the tester 3, make fixture block 9 and draw-in groove 5 separation, under the effect of third spring 10, make third spring 10 drive 3 upward movements of tester and slightly pop out, the tester 3 of taking overhauls, and after overhauing, rethread extrusion fixture block 9 makes tester 3 get into inside box 1, drives fixture block 9 card in draw-in groove 5 until second spring 8.
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.
Claims (6)
1. The utility model provides a transformer direct current resistance tester, includes box (1), its characterized in that: a cavity (2) is arranged in the box body (1), a tester (3) is arranged in the cavity (2), clamping blocks (9) are arranged on two sides of the tester (3), the clamping block (9) is movably connected with the tester (3) through a second spring (8), the two sides of the interior of the box body (1) are provided with clamping grooves (5) matched with the clamping blocks (9), two sides of the box body (1) are both provided with first grooves (4), a pressure rod (6) penetrating into the clamping groove (5) is arranged inside the first grooves (4), a second groove (15) is arranged at the bottom of the box body (1), a fixed block (11) is connected with the inner part of the second groove (15) in a threaded manner, the inner side of the fixed block (11) is provided with a fixed frame (12), and the outer side of the fixed frame (12) is uniformly provided with a plurality of groups of supporting legs (13).
2. The transformer direct current resistance tester of claim 1, wherein: the outer side of the pressing rod (6) is provided with a first spring (7), and the pressing rod (6) is movably connected with the first groove (4) through the first spring (7).
3. The transformer direct current resistance tester of claim 1, wherein: the inner wall of the second groove (15) is provided with internal threads, and the outer side of the fixing block (11) is provided with external threads matched with the internal threads.
4. The transformer direct current resistance tester of claim 1, wherein: the fixing frame (12) is of an annular structure.
5. The transformer direct current resistance tester of claim 1, wherein: the inboard of fixed block (11) evenly is provided with multiunit stopper (14), and stopper (14) all are located the top of supporting leg (13).
6. The transformer direct current resistance tester of claim 1, wherein: the bottom of tester (3) evenly is provided with multiunit third spring (10), and tester (3) through third spring (10) and box (1) swing joint.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920645276.3U CN210604782U (en) | 2019-05-07 | 2019-05-07 | Transformer direct current resistance tester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920645276.3U CN210604782U (en) | 2019-05-07 | 2019-05-07 | Transformer direct current resistance tester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210604782U true CN210604782U (en) | 2020-05-22 |
Family
ID=70692442
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920645276.3U Expired - Fee Related CN210604782U (en) | 2019-05-07 | 2019-05-07 | Transformer direct current resistance tester |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210604782U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111757617A (en) * | 2020-06-09 | 2020-10-09 | 武汉启亦电气有限公司 | A drop-proof DC resistance tester |
| CN111781414A (en) * | 2020-06-12 | 2020-10-16 | 杭州元朗智能科技有限公司 | Direct current digital current test instrument |
-
2019
- 2019-05-07 CN CN201920645276.3U patent/CN210604782U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111757617A (en) * | 2020-06-09 | 2020-10-09 | 武汉启亦电气有限公司 | A drop-proof DC resistance tester |
| CN111781414A (en) * | 2020-06-12 | 2020-10-16 | 杭州元朗智能科技有限公司 | Direct current digital current test instrument |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200522 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |