CN210015130U - Short circuit clamp - Google Patents
Short circuit clamp Download PDFInfo
- Publication number
- CN210015130U CN210015130U CN201920547423.3U CN201920547423U CN210015130U CN 210015130 U CN210015130 U CN 210015130U CN 201920547423 U CN201920547423 U CN 201920547423U CN 210015130 U CN210015130 U CN 210015130U
- Authority
- CN
- China
- Prior art keywords
- clamping
- head
- bolt
- copper plate
- clamping rod
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Measuring Leads Or Probes (AREA)
Abstract
The utility model relates to a power equipment tests technical field, especially relates to a short circuit anchor clamps, including body and clamping 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, clamping rod is equipped with the spout, be equipped with locking bolt in the spout, clamping rod passes through locking bolt with the fixed head is connected, clamping rod's one end is equipped with clamping head, clamping head cooperation the contact copper locks power equipment's wiring bolt. The clamp can be used for firmly clamping irregular wiring bolts of power equipment, has good contact and long service life, and ensures the personal safety of testers.
Description
Technical Field
The utility model relates to a power equipment test technical field especially relates to a short circuit anchor clamps.
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. Particularly, 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 manually short-circuit a short-circuit wiring of the electrical test to a low-voltage side non-testing end through high-altitude operation, and because of various specifications of the transformer, the shapes of wiring bolts of the transformer are different, the conventional short-circuit wiring clamp cannot adapt to an irregular wiring bolt, so that the testing is often unsuccessful and the working efficiency is low due to unstable clamping with the wiring bolt in the testing process, and the electrical tester needs to repeatedly perform high-altitude operation, so that the safety risk of the electrical tester is increased; meanwhile, the clamping is not firm, and the short circuit wiring clamp is easy to fall off from the high altitude to bring serious personal safety hidden danger to electrical testing personnel on the ground.
SUMMERY OF THE UTILITY MODEL
The utility model provides a solve the technical defect who exists, provide a short circuit anchor clamps, utilize this anchor clamps can firmly press from both sides tightly power equipment's irregular wiring bolt, and the contact is good, long service life makes testing personnel's personal safety obtain the guarantee.
The technical scheme of the utility model is that:
the utility model provides a short circuit anchor clamps, includes body and clamping 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, clamping rod is equipped with the spout, be equipped with locking bolt in the spout, clamping rod passes through locking bolt with the fixed head is connected, clamping rod's one end is equipped with clamping head, clamping head cooperation the contact copper locks power equipment's wiring bolt.
The testing instrument is connected with the connecting copper plate of the clamp through a lead, when clamping is carried out, a wiring bolt of the electric power equipment needing short circuit testing is arranged between the clamping head and the contact copper plate, the clamping rod rotates by taking the locking bolt as a center, the contact surface of the clamping head is parallel to the contact surface of the wiring bolt, then the clamping rod is pushed to move along the sliding groove, the contact surface of the clamping head is tightly attached to the contact surface of the wiring bolt and is propped against the contact copper plate, then the locking bolt is screwed, the clamping rod is locked on the fixing head, at the moment, the clamping head and the contact copper plate firmly lock the wiring bolt, the wiring bolt is well contacted with the contact copper plate, as the connecting copper plate is connected with the contact copper plate, the testing instrument can realize short circuit with the wiring bolt of the electric power equipment through the contact copper plate, the clamp can adjust the contact position of the clamping head and the wiring bolt through rotating the clamping rod, the clamp can firmly clamp the irregular wiring bolt, and the work efficiency of a tester is effectively improved.
Further, the lock bolt includes nut and screw rod, the width of spout is greater than the diameter of screw rod, the diameter ratio of nut the width of spout is big.
The width of spout is bigger than the diameter of screw rod, and the tight pole of clamp of being convenient for rotates adjustment position and distance through lock bolt when, and lock bolt can not influence and press from both sides tight pole, and the diameter ratio of nut is big simultaneously, makes and presss from both sides tight pole can not break away from with lock bolt, when adjusting orientation and distance, revolves soon lock bolt and can lock tight pole locking on the fixed head, makes and press from both sides tight head cooperation contact copper and can firmly lock binding bolt.
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.
Further, the clamping rod is provided with a handle. The handle is arranged to facilitate rotation and pushing of the clamping rod.
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. the clamping rod can rotate and adjust the position relative to the locking bolt and is locked, so that the irregular wiring bolt is firmly clamped, the working efficiency of testing personnel is improved, and the personal safety of the testing personnel is prevented from being threatened due to falling from the high altitude.
2. The contact copper plate is arranged at the position which is mainly contacted with the wiring bolt in the clamping opening, after the position of the clamping head is adjusted through the clamping rod, the wiring bolt is tightly contacted with the contact copper plate and the clamping head, the accuracy of test data is improved, the working efficiency is high, the repeated operation of testing personnel is not needed, and the safety risk of the testing personnel in high-altitude operation for many times is effectively avoided.
Drawings
Fig. 1 is a schematic view of the present invention when unclamped.
Fig. 2 is a schematic view of the present invention when clamped.
In the figure: 1-body, 2-clamping rod, 21-sliding groove, 22-handle, 3-fixing head, 4-contact copper plate, 5-clamping opening, 6-connecting copper plate, 7-locking bolt and 8-clamping head.
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 short circuit clamp comprises a body 1 and a clamping 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, the clamping rod 2 is provided with a sliding groove 21, a locking bolt 7 is arranged in the sliding groove 21, the clamping rod 2 is connected with the fixed head 3 through the locking bolt 7, the clamping rod 2 can rotate by taking the locking bolt 7 as a center to adjust the position, then lock on fixed head 3, the one end that presss from both sides tight pole 2 and be close to contact copper 4 is equipped with and presss from both sides tight head 8, presss from both sides tight head 8 and can cooperate contact copper 4 to press from both sides tight to power equipment's wiring bolt in pressing from both sides mouthful 5, and the afterbody of pressing from both sides tight pole 2 is equipped with handle 22 and is convenient for rotate and promote tight pole 2.
The lock bolt 7 includes a nut and a screw, the width of the slide groove 21 is larger than the diameter of the screw, and the diameter of the nut is larger than the width of the slide groove 21. The width of spout 21 is bigger than the diameter of screw rod, and the tight pole 2 of clamp of being convenient for rotates adjustment position and distance through lock bolt 7 when, and lock bolt 7 can not influence tight pole 2 of clamp, and the diameter ratio of nut is big simultaneously, makes tight pole 2 of clamp can not break away from with lock bolt 7, when adjusting direction and distance, revolves twist lock bolt 7 and can lock tight pole 2 of clamp on fixed head 3, makes tight head 8 cooperation contact copper 4 of clamp can firmly lock the terminal bolt.
The testing instrument is connected with the connecting copper plate 6 of the clamp through a lead, when clamping is carried out, a wiring bolt of the electric power equipment needing to be tested for short circuit is arranged between the clamping head 8 and the contact copper plate 4, the clamping rod 2 rotates by taking the locking bolt 7 as a center, the contact surface of the clamping head 8 is parallel to the contact surface of the wiring bolt, then the clamping rod 2 is pushed to move along the sliding groove 21, the contact surface of the clamping head 8 is tightly attached to the contact surface of the wiring bolt, the clamping head is propped against the contact copper plate 4, then the locking bolt 7 is screwed, the clamping rod 2 is locked on the fixing head 3, at the moment, the clamping head 8 and the contact copper plate 4 firmly lock the wiring bolt, the wiring bolt is well contacted with the contact copper plate 4, and as the connecting copper plate 6 is connected with the contact copper plate 4, the testing instrument can realize short circuit through the contact copper plate 4 and the wiring bolt of the electric power equipment, this anchor clamps accessible rotates the contact position that presss from both sides tight head 8 of tight pole 2 adjustment and binding bolt, makes this anchor clamps can firmly press from both sides tight anomalous binding bolt, and this anchor clamps promote experimenter's work efficiency effectively.
When short circuit is not needed, the locking bolt 7 is screwed in the opposite direction to enable the locking bolt not to lock the clamping rod 2 any more, then the handle 22 is held tightly to enable the clamping rod 2 to move in the sliding groove 21, the clamping head 8 does not lock the wiring bolt any more, and the clamping device can be detached from the power equipment.
In this embodiment, referring to fig. 2, two sides of the pentagonal wiring bolt are tightly attached to the clamping head 8 and the contact copper plate 4, the contact areas of the pentagonal wiring bolt are completely contacted together, 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 clamping 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, the handle 22 and the body 1 are both provided with an insulating anti-slip sheath, and the wave plastic sheath has an anti-slip effect, so that the handle is convenient to hold during 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 short circuit anchor clamps, its characterized in that, includes body and clamping 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, clamping rod is equipped with the spout, be equipped with locking bolt in the spout, clamping rod passes through locking bolt with the fixed head is connected, clamping rod's one end is equipped with clamping head, clamping head cooperation the contact copper locks power equipment's wiring bolt.
2. A shorting clip as claimed in claim 1 wherein the locking bolt comprises a nut and a screw, the width of the runner being greater than the diameter of the screw, the nut having a diameter greater than the width of the runner.
3. A shorting clip as claimed in claim 1 wherein said fixing head is L-shaped, said contact copper plate is fixed to one end of said fixing head to form a u-shaped clip, 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 clip.
4. A shorting clip as claimed in claim 3 wherein the clamping head is disposed within the clamping opening to engage the contact copper plate to clamp the terminal bolt of the electrical device.
5. A shorting clip as claimed in claim 1 wherein the clamping bar is provided with a handle.
6. A shorting clip as claimed in claim 5 wherein the handle is provided with an insulating anti-slip sheath.
7. A shorting clip as claimed in claim 1 wherein the body is provided with an insulating anti-slip sheath.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920547423.3U CN210015130U (en) | 2019-04-18 | 2019-04-18 | Short circuit clamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920547423.3U CN210015130U (en) | 2019-04-18 | 2019-04-18 | Short circuit clamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210015130U true CN210015130U (en) | 2020-02-04 |
Family
ID=69315402
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920547423.3U Active CN210015130U (en) | 2019-04-18 | 2019-04-18 | Short circuit clamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210015130U (en) |
-
2019
- 2019-04-18 CN CN201920547423.3U patent/CN210015130U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201788200U (en) | Special test clamp for direct-current resistance test | |
| CN210015130U (en) | Short circuit clamp | |
| CN102707102B (en) | High-altitude insulation test jointing clamp | |
| CN210015129U (en) | Clamping device for tester | |
| CN108258555B (en) | Portable grounding wire | |
| CN114551092A (en) | Special discharging device for power capacitor | |
| CN112362916A (en) | Novel high-altitude wiring clamp | |
| CN202330484U (en) | Live test brake rod for lightning arrester | |
| CN205720326U (en) | A kind of electrical equipment rising test auxiliary device | |
| CN214473474U (en) | Novel high-altitude wiring clamp | |
| CN209327390U (en) | A kind of test auxiliary short circuit and earthing tool | |
| CN209215438U (en) | A kind of secondary terminals row test connection fixing device | |
| CN212083497U (en) | High-voltage test jointing clamp | |
| CN212674612U (en) | Clamping device for multi-angle mechanical property test of stud welding sample | |
| CN213460115U (en) | Portable electrical test flange wiring clamp | |
| CN203056138U (en) | A connecting wire clamp for thick and thin cables | |
| CN210517627U (en) | Composite type groove-combining lap joint device capable of live working | |
| CN110601095B (en) | Combined type parallel ditch lap joint device capable of carrying out live working and operation method thereof | |
| CN208805545U (en) | A kind of loop resistance test device | |
| CN113889809A (en) | Crocodile clip and test wire clip with same | |
| CN207964885U (en) | A kind of improved power high voltage test connection device | |
| CN221530417U (en) | High-voltage test magnetic attraction wiring device | |
| CN209561983U (en) | A kind of vertical shunt line fixture of 10kV disconnecting switch | |
| CN210136252U (en) | Fixing clamp for grounding electrode of grounding conduction detector | |
| CN220064173U (en) | Mounting device of wireless high-voltage CT transformation ratio tester |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |