CN210015129U - Clamping device for tester - Google Patents
Clamping device for tester Download PDFInfo
- Publication number
- CN210015129U CN210015129U CN201920536761.7U CN201920536761U CN210015129U CN 210015129 U CN210015129 U CN 210015129U CN 201920536761 U CN201920536761 U CN 201920536761U CN 210015129 U CN210015129 U CN 210015129U
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- rod
- push rod
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- clamping
- contact copper
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Abstract
The utility model relates to a power equipment tests technical field, especially relates to a clamping device that tester was used, including body and push rod, the one end of body is equipped with the fixed head, be equipped with on the fixed head and connect copper and contact copper, connect the copper with the contact copper is contradicted and is connected, the fixed head is equipped with logical groove and supplies the push rod passes, the push rod is close to the one end of contact copper is equipped with presss from both sides tight head, the body is equipped with the cavity, the bottom of cavity is equipped with the breach, the body is kept away from the one end of fixed head is equipped with the screw rod, the screw rod penetrates through the screw hole the cavity, the push rod is kept away from the one end of contact copper is passed through the breach stretches into the. The clamping device can be used for firmly clamping the wiring bolt of the power equipment, has good contact and long service life, and ensures the personal safety of testing personnel.
Description
Technical Field
The utility model relates to a power equipment tests technical field, especially relates to a clamping device that tester was used.
Background
In an electrical equipment testing instrument for daily use, for example, a transformer capacity tester is used for testing transformer short-circuit loss and transformer load loss, a high-voltage side is generally a testing end, a low-voltage side is a non-testing end, and the non-testing end needs to be manually short-circuited. At present, whether the short-circuit jointing clamp is in good contact, safe, reliable and firm is a more critical work when the transformer capacity test is carried out on site. Especially, when the capacity of the transformer is tested on an outdoor rack, because the transformer is installed at the position on the rack too high, an electrical tester needs to perform manual short circuit on a low-voltage side non-testing end by short-circuit wiring of an electrical test through high-altitude operation. Because the conventional short circuit jointing clamp is generally clamped by using a pair of pliers, poor contact often occurs in the testing process, so that the testing is unsuccessful, the working efficiency is low, and the safety risk of an electrical tester is increased due to the fact that the electrical tester needs to repeatedly perform high-altitude operation; in addition, once the spring of pliers rusts and damages, leads to the pliers to press from both sides tightly insecurely, and the pliers drops from the high altitude easily and brings serious personal safety hidden danger for subaerial electric test personnel.
SUMMERY OF THE UTILITY MODEL
The utility model provides a solve the technical defect who exists, provide a clamping device that tester was used, utilize this clamping device can firmly press from both sides tightly power equipment's wiring bolt, and the contact is good, long service life, make testing personnel's personal safety obtain the guarantee.
The technical scheme of the utility model is that:
the utility model provides a clamping device that tester was used, includes body and push rod, the one end of body is equipped with the fixed head, be equipped with on the fixed head and connect copper and contact copper, connect the copper with the contact copper is contradicted and is connected, the fixed head is equipped with logical groove and supplies the push rod passes, the push rod is close to the one end of contact copper is equipped with presss from both sides tight head, the body is equipped with the cavity, the bottom of cavity is equipped with the breach, the body is kept away from the one end of fixed head is equipped with the screw rod, the screw rod penetrates through the screw hole the cavity, the push rod is kept away from the one end of contact copper is passed through the breach stretches into.
The testing instrument is connected with the connecting copper plate of the clamping device through a wire, before clamping, the distance between the clamping head and the contact copper plate can be adjusted by moving the push rod in the gap, so that a wiring bolt of the power equipment needing to be tested in short circuit is arranged between the clamping head and the contact copper plate, then the screw rod is screwed, the screw rod is pushed in the cavity, the push rod is pushed until the clamping head is matched with the contact copper plate to clamp the wiring bolt, at the moment, the screw rod plays a locking role on the push rod, the wiring bolt of the power equipment is in good contact with the contact copper plate, the clamping device is firmly clamped and cannot fall off, and the connecting copper plate is connected with the contact copper plate, so the testing instrument can realize short circuit through the contact copper plate and the wiring bolt of the power equipment at the moment, and the clamping device effectively improves the.
Furthermore, the fixing head is of an L-shaped structure, the contact copper plate is fixed at one end of the fixing head and forms a U-shaped clamping opening with the fixing head, the connecting copper plate and the contact copper plate are mutually and vertically connected, and the connecting copper plate is fixed at the top of the clamping opening.
Further, the clamping head is arranged in the clamping opening and matched with the contact copper plate to clamp the wiring bolt of the power equipment.
The test instrument is connected with the connecting copper plate through a lead, and simultaneously the contact copper plate and the fixing head form a U-shaped clamping opening, so that a connecting bolt of the power equipment can be quickly clamped into the clamping opening to be matched and clamped by the contact copper plate and the clamping head.
Furthermore, the push rod is L-shaped and comprises a first rod body and a second rod body, the first rod body and the body are arranged in parallel, one end of the first rod body penetrates through the through groove of the fixing head and is connected with the clamping head, the second rod body and the body are arranged vertically, and one end of the second rod body penetrates through the notch and stretches into the cavity.
When the push rod promotes to press from both sides tight the clamp head, can freely carry out the translation in the logical inslot of fixed head through the first body of rod, make the first body of rod promote to press from both sides tight head cooperation contact copper and press from both sides tight wiring bolt, the second body of rod sets up perpendicularly simultaneously and controls and then drive the horizontal migration of the first body of rod in the breach of body, make press from both sides tight head and contact copper press from both sides tight back to wiring bolt as early step, revolve wrong screw rod, make the screw rod promote the second body of rod in the cavity, the second body of rod drives the first body of rod, make press from both sides tight head and tightly withstand contact copper with wiring bolt and firmly lock, the screw rod plays locking limiting displacement to the push rod.
Further, the push rod is provided with a handle, and the handle is perpendicular to the first rod body of the push rod. Set up the handle and be convenient for when tentatively locking, promote the adjustment position to the push rod fast, make and press from both sides tight head tentatively with wiring bolt top in contact copper department.
Further, the handle is provided with an insulating anti-slip sheath. The wave-shaped plastic outer sleeve has an anti-skidding effect and is convenient to hold during operation.
Further, the body is provided with an insulating anti-slip sheath. The wave-shaped plastic outer sleeve has an anti-skidding effect and is convenient to hold during operation.
The utility model has the advantages that:
1. utilize the cooperation of push rod and screw rod, realize firmly pressing from both sides tightly the wiring bolt of power equipment, improved testing personnel's work efficiency, avoid the high altitude to drop simultaneously and cause the threat to testing personnel's personal safety.
2. The contact copper plate is arranged at the position which is mainly contacted with the wiring bolt in the clamping opening, the contact surface is wide, the contact is good, the accuracy of test data is improved, the working efficiency is high, the repeated operation of a tester is not needed, and the safety risk of the tester for multiple times of high-altitude operation is effectively avoided.
Drawings
Fig. 1 is a schematic cross-sectional view of the present invention when unclamped.
Fig. 2 is a schematic cross-sectional view of the present invention when clamped.
In the figure: 1-body, 11-cavity, 12-gap, 2-push rod, 21-first rod, 22-second rod, 3-fixed head, 4-contact copper plate, 5-clamping mouth, 6-connecting copper plate, 7-screw, 8-clamping head and 9-handle.
Detailed Description
The drawings are for illustrative purposes only and are not to be construed as limiting the patent; for the purpose of better illustrating the embodiments, certain features of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted. The positional relationships depicted in the drawings are for illustrative purposes only and are not to be construed as limiting the present patent.
Example 1:
as shown in fig. 1 and 2, a clamping device for a tester comprises a body 1 and a push rod 2, wherein one end of the body is fixed with a fixed head 3 through a screw, the fixed head 3 is of an L-shaped structure, one end of the fixed head 3 is welded with a contact copper plate 4, the contact copper plate 4 and the fixed head 3 form a U-shaped clamping opening 5, the top of the fixed head 3 is welded with a connecting copper plate 6, the connecting copper plate 6 and the contact copper plate 4 are mutually and vertically connected, one end of the fixed head 3 opposite to the contact copper plate 4 is provided with a through groove, the body 1 is provided with a cavity 11, the bottom of the cavity 11 is provided with a notch 12, one end of the body 1 far away from the fixed head 3 is provided with a screw 7, the screw 7 penetrates into the cavity 11 through a threaded hole, the push rod 2 is of an L-shaped structure and comprises a first rod body 21 and a second rod body 22, the first rod body 21 is arranged parallel to the body 1, one end of the first rod, pressing from both sides tight head 8 and can cooperate contact copper 4 to press from both sides tight power equipment's binding bolt in pressing from both sides mouthful 5, the second body of rod 22 sets up with body 1 is perpendicular, the one end of the second body of rod 22 is passed through breach 12 and is stretched into in cavity 11, it promotes push rod 2 to twist screw rod 7 soon, make and press from both sides tight head 8 and contact copper 4 cooperation and press from both sides tight locking to the binding bolt, screw rod 7 plays locking limiting displacement to push rod 2, push rod 2 is equipped with handle 9 simultaneously, handle 9 passes through screw vertical fixation on the first body of rod 21 of push rod 2, handle 9 is convenient for promote push rod 2, the realization promotes adjustment position to push rod 2 fast, make press from both sides tight head 8 tentatively push up the binding bolt in contact copper 4 departments.
The testing instrument is connected with the connecting copper plate 6 of the clamping device through a lead, before clamping, the push rod 2 can be pushed through the handle 9, the second rod body 22 moves in the gap 12, the first rod body 21 is further enabled to move horizontally to adjust the distance between the clamping head 8 and the contact copper plate 4, the wiring bolt of the power equipment needing to be tested and short-circuited is placed between the clamping head 8 and the contact copper plate 4 to be preliminarily clamped, then the screw rod 7 is screwed, the screw rod 7 is pushed in the cavity 11 to push the second rod body 22 of the push rod 2, the second rod body 22 drives the first rod body 21 to be pushed until the clamping head 8 is matched with the contact copper plate 4 to clamp the wiring bolt, at the moment, the screw rod 7 plays a locking role on the push rod 2, the wiring bolt of the power equipment is in good contact with the contact copper plate 4, the clamping device is firm in clamping and cannot fall off, and the connecting copper plate, therefore, the testing instrument can realize short circuit through the contact copper plate 4 and the wiring bolt of the power equipment, and the clamping device effectively improves the working efficiency of testing personnel and ensures the personal safety of the testing personnel;
when short circuit is not needed, the screw 7 is screwed in the opposite direction, so that the push rod 2 is not limited any more, then the handle 9 is used for pushing the push rod 2, so that the clamping head 8 is not used for locking the wiring bolt, and the clamping device can be detached from the power equipment.
In this embodiment, the length of the notch 12 is larger than the maximum distance between the contact surface of the clamping head 8 and the contact copper plate 4, so that the push rod 2 can freely adjust the position of the clamping head 8 in the clamping opening 5 to adapt to the wiring bolt with an unused size.
In this embodiment, referring to fig. 2, the two sides of the hexagonal wiring bolt are tightly attached to the clamping head 8 and the contact copper plate 4, the contact areas of the hexagonal wiring bolt are completely contacted, the contact area is wide, the contact is good, the accuracy of test data is improved, the working efficiency is high, the repeated operation of a tester is not needed, and the safety risk of the tester in multiple high-altitude operations is effectively avoided.
In this embodiment, the fixing head 3, the body 1, the push rod 2 and the clamping head 8 are made of carbon steel, and have the advantages of good toughness, difficult deformation and long service life.
In this embodiment, handle 9 and body 1 all are equipped with insulating anti-skidding sheath, adopt wave plastic overcoat, have the antiskid effect, are convenient for hold during the operation.
It is obvious that the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not limitations to the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.
Claims (7)
1. The utility model provides a clamping device that tester was used, its characterized in that, includes body and push rod, the one end of body is equipped with the fixed head, be equipped with connection copper and contact copper on the fixed head, connect the copper with the contact copper is contradicted and is connected, the fixed head is equipped with logical groove confession the push rod passes, the push rod is close to the one end of contact copper is equipped with presss from both sides tight head, the body is equipped with the cavity, the bottom of cavity is equipped with the breach, the body is kept away from the one end of fixed head is equipped with the screw rod, the screw rod penetrates through the screw hole the cavity, the push rod is kept away from the one end of contact copper is passed through the breach stretches into.
2. The clamping device for testing instruments according to claim 1, wherein said fixing head is of L-shaped structure, said contact copper plate is fixed to one end of said fixing head and forms a U-shaped clamping opening, said connecting copper plate and said contact copper plate are vertically connected to each other, and said connecting copper plate is fixed to the top of said clamping opening.
3. The clamping device for the test instrument as claimed in claim 2, wherein the clamping head is disposed in the clamping opening and engages the contact copper plate to clamp the terminal bolt of the electrical equipment.
4. The clamping device as claimed in claim 1, wherein the pushing rod is of an L-shaped structure and includes a first rod and a second rod, the first rod is parallel to the body, one end of the first rod passes through the through slot of the fixing head and is connected to the clamping head, the second rod is perpendicular to the body, and one end of the second rod extends into the cavity through the gap.
5. The clamping device for testing instrument of claim 4, wherein said push rod is provided with a handle, said handle being disposed perpendicular to said first rod of said push rod.
6. A clamping means for a test instrument according to claim 5, wherein the handle is provided with an insulating non-slip sheath.
7. The clamping device for a test instrument of claim 1 wherein said body is provided with an insulating non-slip sheath.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920536761.7U CN210015129U (en) | 2019-04-18 | 2019-04-18 | Clamping device for tester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920536761.7U CN210015129U (en) | 2019-04-18 | 2019-04-18 | Clamping device for tester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210015129U true CN210015129U (en) | 2020-02-04 |
Family
ID=69315303
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920536761.7U Active CN210015129U (en) | 2019-04-18 | 2019-04-18 | Clamping device for tester |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210015129U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111812362A (en) * | 2020-07-31 | 2020-10-23 | 广东电网有限责任公司 | Novel quick short-circuit wire fixing device for testing instrument |
-
2019
- 2019-04-18 CN CN201920536761.7U patent/CN210015129U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111812362A (en) * | 2020-07-31 | 2020-10-23 | 广东电网有限责任公司 | Novel quick short-circuit wire fixing device for testing instrument |
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