CN203774487U - Impalement-type ground clamp with positioning mechanism - Google Patents
Impalement-type ground clamp with positioning mechanism Download PDFInfo
- Publication number
- CN203774487U CN203774487U CN201420095987.5U CN201420095987U CN203774487U CN 203774487 U CN203774487 U CN 203774487U CN 201420095987 U CN201420095987 U CN 201420095987U CN 203774487 U CN203774487 U CN 203774487U
- Authority
- CN
- China
- Prior art keywords
- blade
- protruding block
- main line
- detent mechanism
- penetration type
- 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.)
- Expired - Lifetime
Links
- 230000035515 penetration Effects 0.000 claims description 15
- 238000009413 insulation Methods 0.000 claims description 6
- 238000007789 sealing Methods 0.000 claims description 6
- 230000001681 protective effect Effects 0.000 claims description 5
- 239000011248 coating agent Substances 0.000 claims description 3
- 238000000576 coating method Methods 0.000 claims description 3
- 239000004519 grease Substances 0.000 claims description 3
- 239000010687 lubricating oil Substances 0.000 claims description 3
- 229920001296 polysiloxane Polymers 0.000 claims description 3
- 230000000712 assembly Effects 0.000 abstract 1
- 238000000429 assembly Methods 0.000 abstract 1
- 239000004020 conductor Substances 0.000 description 18
- 230000000694 effects Effects 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 241000272165 Charadriidae Species 0.000 description 1
- 208000002193 Pain Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
Landscapes
- Electric Cable Installation (AREA)
Abstract
The utility model discloses an impalement-type ground clamp with a positioning mechanism. The impalement-type ground clamp comprises an upper housing, a lower housing, a grounding ring and blade assemblies, wherein the upper housing and the lower housing are buckled together and fastened through bolts and nuts, a grounding ring connecting port and a plurality of main line clamping ports are arranged in a coordinating manner between the upper housing and the lower housing, the grounding ring is connected on the grounding ring connecting port while the blade assembly is fixed in each main line clamping port, each blade assembly comprises an upper blade and a lower blade, the upper blades and the lower blades are arranged in pairs, the middle parts of each upper blade and lower blade are provided with a groove, sawtooth-like cutting bits are disposed in the groove, the two ends of each lower blade stretch upwards to form upper projections while the two ends of each upper blade stretch downwards to form lower projections, and the lower projections are provided with receiving slots coordinating with the upper projections. With adoption of the impalement-type ground clamp provided by the utility model, the phenomenon that insulated wires creep because of unbalanced stress is avoided, and the ground clamp is convenient to operate and can adequately impale the insulated wires.
Description
Technical field
The utility model relates to electric armour clamp technical field, particularly has the penetration type earthing clamp of detent mechanism.
Background technology
For improving power supply reliability, modern power systems generally adopts insulated conductor in the time of the built on stilts conveying of electric power.Insulated conductor has advantages of reduced investment, it is fast to build, but it is happened occasionally by the phenomenon of lightning-caused breaking, for avoiding the generation of lightning-caused breaking, lightning protection hardware is generally all installed on insulated conductor, is wherein known and commonly uses by masses with penetration type earthing clamp.Existing penetration type earthing clamp generally includes the blade assembly that upper shell, lower house, ground loop and pairing arrange, upper shell and lower house are mutually detained merga pass screw bolt and nut and are compressed, between described upper shell and lower house, be equipped with main line jaws and ground loop connector, on ground loop connector, be connected with described connecting ring, in main line interface, be fixed with described blade assembly, ground loop and blade assembly are electrically connected by wire.When use, clamp the insulated conductor that needs ground connection by main line jaws, fastening nut, makes the blade of pairing thrust the insulation sheath of insulated conductor, and insulated conductor can be by blade and ground loop conducting like this.But the defect of above-mentioned penetration type earthing clamp is: in the time of fastening nut, insulated conductor is easily wriggled in main line jaws because of unbalance stress, not only cause operation inconvenience, even cause blade cannot fully puncture insulated conductor.
Utility model content
The purpose of this utility model is for the defect of prior art and deficiency, and a kind of simple and reasonable, easy to operate, penetration type earthing clamp with detent mechanism that can fully puncture insulated conductor is provided.
For achieving the above object, the utility model is by the following technical solutions:
The penetration type earthing clamp with detent mechanism described in the utility model, comprise upper shell, lower house, ground loop and blade assembly, upper shell and lower house are mutually detained merga pass screw bolt and nut and are compressed, between described upper shell and lower house, be equipped with ground loop connector and some main line jaws, on described ground loop connector, be connected with described connecting ring, in some main line jaws, be fixed with respectively described blade assembly, described blade assembly comprises upper blade and the bottom knife that pairing arranges, described upper blade and bottom knife are all electrically connected with ground loop, the middle part of upper blade and bottom knife respectively correspondence is provided with groove, in described groove, be provided with zigzag cutter head, the two ends of described bottom knife are upwards extended and are provided with upper protruding block respectively, the two ends of upper blade are provided with lower protruding block to downward-extension respectively, described lower protruding block is provided with the holding tank coordinating with upper protruding block.
Further, between described nut and upper shell, be provided with spring shim, described spring shim is sheathed on described bolt.
Further, on described upper protruding block, be coated with insulation lubricating oil.
Further, on described zigzag cutter head, be coated with silicone grease coating.
Further, between described upper blade and main line jaws, bottom knife and main line jaws, be all embedded with sealing gasket.
Further, on described lower house outer wall, be connected with protective cap of bolt.
The beneficial effects of the utility model are: by the middle part at upper blade and bottom knife respectively correspondence be provided with groove, in described groove, be provided with zigzag cutter head, the two ends of described bottom knife are upwards extended and are provided with upper protruding block respectively, the two ends of upper blade are provided with lower protruding block to downward-extension respectively, and described lower protruding block is provided with the holding tank coordinating with upper protruding block.When use, insulated conductor is placed in groove, in the time that fastening nut makes upper and lower blade extruding insulation wire, upper protruding block enters in the holding tank of lower protruding block, thereby carry out spacing to the radial displacement of insulated conductor, the phenomenon of having avoided insulated conductor to wriggle because of unbalance stress generation, easy to operate, can fully puncture insulated conductor.
Brief description of the drawings
Fig. 1 is working state structure schematic diagram of the present utility model;
Fig. 2 is overall structure schematic diagram of the present utility model.
In figure:
1, upper shell; 2, lower house; 3, ground loop; 5, bolt; 6, nut; 7, ground loop connector; 8, main line jaws; 41, upper blade; 42, bottom knife; 43, groove; 44, zigzag cutter head; 421, upper protruding block; 411, lower protruding block; 412, holding tank; 9, spring shim; 10, sealing gasket; 11, protective cap of bolt; 12, insulated conductor.
Embodiment
Below in conjunction with accompanying drawing, the utility model is further described.
The penetration type earthing clamp with detent mechanism as depicted in figs. 1 and 2, comprise upper shell 1, lower house 2, ground loop 3 and blade assembly, upper shell 1 is mutually detained merga pass bolt 5 and nut 6 with lower house 2 and is compressed, between described upper shell 1 and lower house 2, be equipped with ground loop connector 7 and some main line jaws 8, on described ground loop connector 7, be connected with described connecting ring 3, some main line jaws 8 are interior is fixed with respectively described blade assembly, described blade assembly comprises upper blade 41 and the bottom knife 42 that pairing arranges, described upper blade 41 and bottom knife 42 are all electrically connected with ground loop 3.
Operation principle of the present utility model is identical with existing penetration type earthing clamp operation principle, and therefore not to repeat here.
The middle part of upper blade 41 and bottom knife 42 respectively correspondence is provided with groove 43, in described groove 43, be provided with zigzag cutter head 44, the two ends of described bottom knife 42 are upwards extended and are provided with upper protruding block 421 respectively, the two ends of upper blade 41 are provided with lower protruding block 411 to downward-extension respectively, and described lower protruding block 411 is provided with the holding tank 412 coordinating with upper protruding block 421.
In the time that fastening nut 6 makes upper blade 41 and bottom knife 42 extruding insulation wire 12, upper protruding block 421 enters in the holding tank 412 of lower protruding block 411, upper blade 41 and bottom knife 42 interlocks, thereby carry out spacing to the radial displacement of insulated conductor 12, the phenomenon of having avoided insulated conductor 12 to wriggle because of unbalance stress generation, easy to operate.Zigzag cutter head 44 effect that punctures is better, can fully puncture insulated conductor 12.
Between described nut 6 and upper shell 1, be provided with spring shim 9, described spring shim 9 is sheathed on described bolt 5, and elastomeric pad 9 is as bearing, and in the time of fastening nut 6, upper shell 1 is stressed more balanced.On described upper protruding block 421, be coated with insulation lubricating oil, be convenient to upper protruding block 421 and enter in holding tank 412, reduced frictional force, there is labour-saving effect.On described zigzag cutter head 44, be coated with silicone grease coating, waterproof sealing effect is better.Between described upper blade 41 and main line jaws 8, bottom knife 42 and main line jaws 8, be all embedded with sealing gasket 10, further improved sealing of the present utility model.On described lower house 2 outer walls, be connected with protective cap of bolt 11, nut 6 of the present utility model adopts torque nut, in the time that reaching certain value, nut 6 Moments automatically disconnect, insulated conductor 12 is in stinging the state tightly puncturing completely, now protective cap of bolt 11 is covered on bolt 5, provide effective protection to the utility model.
The above is only preferred embodiments of the present utility model, and the equivalence of doing according to structure, feature and principle described in the utility model patent claim therefore all changes or modifies, and is included in the utility model patent claim.
Claims (6)
1. there is the penetration type earthing clamp of detent mechanism, comprise upper shell (1), lower house (2), ground loop (3) and blade assembly, upper shell (1) mutually detains merga pass bolt (5) with lower house (2) and nut (6) compresses, between described upper shell (1) and lower house (2), be equipped with ground loop connector (7) and some main line jaws (8), on described ground loop connector (7), be connected with described connecting ring (3), in some main line jaws (8), be fixed with respectively described blade assembly, it is characterized in that: described blade assembly comprises upper blade (41) and the bottom knife (42) that pairing arranges, described upper blade (41) and bottom knife (42) are all electrically connected with ground loop (3), the middle part of upper blade (41) and bottom knife (42) respectively correspondence is provided with groove (43), in described groove (43), be provided with zigzag cutter head (44), the two ends of described bottom knife (42) are upwards extended and are provided with upper protruding block (421) respectively, the two ends of upper blade (41) are provided with lower protruding block (411) to downward-extension respectively, described lower protruding block (411) is provided with the holding tank (412) coordinating with upper protruding block (421).
2. the penetration type earthing clamp with detent mechanism according to claim 1, it is characterized in that: between described nut (6) and upper shell (1), be provided with spring shim (9), described spring shim (9) is sheathed on described bolt (5).
3. the penetration type earthing clamp with detent mechanism according to claim 1, is characterized in that: described upper protruding block is coated with insulation lubricating oil on (421).
4. the penetration type earthing clamp with detent mechanism according to claim 1, is characterized in that: on described zigzag cutter head (44), be coated with silicone grease coating.
5. the penetration type earthing clamp with detent mechanism according to claim 1, is characterized in that: between described upper blade (41) and main line jaws (8), bottom knife (42) and main line jaws (8), be all embedded with sealing gasket (10).
6. the penetration type earthing clamp with detent mechanism according to claim 1, is characterized in that: on described lower house (2) outer wall, be connected with protective cap of bolt (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420095987.5U CN203774487U (en) | 2014-03-05 | 2014-03-05 | Impalement-type ground clamp with positioning mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420095987.5U CN203774487U (en) | 2014-03-05 | 2014-03-05 | Impalement-type ground clamp with positioning mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203774487U true CN203774487U (en) | 2014-08-13 |
Family
ID=51291641
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420095987.5U Expired - Lifetime CN203774487U (en) | 2014-03-05 | 2014-03-05 | Impalement-type ground clamp with positioning mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203774487U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105576400A (en) * | 2015-12-18 | 2016-05-11 | 国网山东省电力公司青岛供电公司 | Puncture electricity-taking device and electric equipment equipped with the same |
| CN106374246A (en) * | 2016-10-28 | 2017-02-01 | 无锡市富能金属制品有限公司 | A lightning protection puncture ground clamp |
| CN108321560A (en) * | 2018-04-28 | 2018-07-24 | 国网安徽省电力有限公司蚌埠供电公司 | Penetrating cable clamp |
| CN108400451A (en) * | 2017-02-04 | 2018-08-14 | 王维金 | A kind of device that conductor wire clamp is connected with for electric wire |
| CN108448486A (en) * | 2018-04-28 | 2018-08-24 | 国网安徽省电力有限公司蚌埠供电公司 | Adapter tool for piercing clips |
| CN109546362A (en) * | 2018-10-25 | 2019-03-29 | 国网浙江兰溪市供电有限公司 | A kind of highly-safe insulation puncture line clamping |
| CN111525288A (en) * | 2020-05-13 | 2020-08-11 | 贵州电网有限责任公司 | 7-shaped grounding wire installation device and installation method thereof |
-
2014
- 2014-03-05 CN CN201420095987.5U patent/CN203774487U/en not_active Expired - Lifetime
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105576400A (en) * | 2015-12-18 | 2016-05-11 | 国网山东省电力公司青岛供电公司 | Puncture electricity-taking device and electric equipment equipped with the same |
| CN106374246A (en) * | 2016-10-28 | 2017-02-01 | 无锡市富能金属制品有限公司 | A lightning protection puncture ground clamp |
| CN106374246B (en) * | 2016-10-28 | 2019-01-01 | 山东永锦电气有限公司 | A kind of lightning-arrest thrusting earthing clamp |
| CN108400451A (en) * | 2017-02-04 | 2018-08-14 | 王维金 | A kind of device that conductor wire clamp is connected with for electric wire |
| CN108321560A (en) * | 2018-04-28 | 2018-07-24 | 国网安徽省电力有限公司蚌埠供电公司 | Penetrating cable clamp |
| CN108448486A (en) * | 2018-04-28 | 2018-08-24 | 国网安徽省电力有限公司蚌埠供电公司 | Adapter tool for piercing clips |
| CN109546362A (en) * | 2018-10-25 | 2019-03-29 | 国网浙江兰溪市供电有限公司 | A kind of highly-safe insulation puncture line clamping |
| CN111525288A (en) * | 2020-05-13 | 2020-08-11 | 贵州电网有限责任公司 | 7-shaped grounding wire installation device and installation method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140813 |
|
| CX01 | Expiry of patent term |