CN2833905Y - Medium-voltage penetrating insulated wire with electric flashing device - Google Patents
Medium-voltage penetrating insulated wire with electric flashing device Download PDFInfo
- Publication number
- CN2833905Y CN2833905Y CN 200520104546 CN200520104546U CN2833905Y CN 2833905 Y CN2833905 Y CN 2833905Y CN 200520104546 CN200520104546 CN 200520104546 CN 200520104546 U CN200520104546 U CN 200520104546U CN 2833905 Y CN2833905 Y CN 2833905Y
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- cable clamp
- penetrating cable
- starting
- exchange fire
- piercing
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Abstract
The utility model relates to a medium-voltage penetrating type insulated wire with electric flashing devices, which relates to the technical field of electrically conductive connection. The utility model is characterized in that the insulated wire is provided with a C-shaped puncture cable clamp, the inner upper part of the puncture cable clamp is provided with a set of fixed conductive needles and the inner lower part of the puncture cable clamp is provided with a sliding conductive needle base. The sliding conductive needle base is provided with a set of movable conductive needles and is provided with an ejector rod of which the one end is provided with a turning handle, and the ejector rod penetrates through the lower part of the puncture cable clamp and is connected with the sliding conductive needle base. The puncture cable clamp is provided with a thread-nut kinematic pair at the ejector rod penetrating point, one side of the puncture cable clamp is fixedly connected with a loading cable clamp which is provided with a fastener assembly and a flow guiding wire is arranged between the sliding conductive needle base and the puncture cable clamp. The utility model has the advantages of simple operation, high safety, good contact, strong discharge current capability, short operation time and light labor intensity, operators need not contact with electrification bodies and can accomplish real 'earth potential' electrification fire connection operation. The utility model can be widely used in the electrification fire connection operation field of medium-voltage and low-voltage insulated wires.
Description
Technical field
The utility model belongs to the connection area of conductivity, relates in particular to a kind of device that is used for carrying out between two or more conductive components the connection of direct contact type conduction.
Background technology
Along with electric power networks with for the development of distribution technique, equipment, the following distribution line of the 10KV in China city and 10KV adopts insulated conductor to power substantially.
Adopt insulated conductor to power, though improved circuit insulation level, reduced contingency occurrence probability, the industry of inserting (be commonly called as and start to exchange fire) or existing user also for new user's circuit expands the work of starting to exchange fire has increased difficulty.
At present, in existing supply line, starting to exchange fire, or be to have a power failure to carry out operation, or be to adopt special live line working car to carry out that " equipotential " is charged starts to exchange fire.
Having a power failure starts to exchange fire can influence the normal electricity consumption of other users on the whole piece circuit, generally can only carry out when the circuit interruption maintenance, be difficult to usually in time carry out, and the processing time is long, recovers to send electric speed slow.
Adopt the live line working car to carry out " equipotential " charged operating cost height of starting to exchange fire, add the outfit limited amount of live line working car, be difficult to satisfy the user's request that increases rapidly, also can't guarantee the power supply reliability and the reliability performance assessment criteria of electrical network.
In addition, at present, at first to carry out peeling, and then will wait to connect lead with common wire clamp and be connect lead with quilt and compress insulated wire at the work of starting to exchange fire of insulated conductor.The method not only can be destroyed the original insulating barrier of lead, and has increased work difficulty, has delayed the operation process, has also increased the danger of Job Operations simultaneously.
Also have, nose suspension type insulated circuit and insulation bow formula circuit for the small distance delta arrangement, because the restriction of existing live line working vehicle device structure, construction operation be difficulty relatively, sometimes owing to be subjected to the relation restriction of geographical environment, site space or position almost can't carry out operation.
The day for announcing is on April 14th, 2004, notification number is to disclose a kind of penetrating cable clamp in the Chinese patent of CN 2612090Y, it comprises two loam cake and the lower covers that fasten mutually by bolt, on both sidewalls, respectively be provided with two breach and piece together a main line folder mouth and a wire clamp mouth, in upper and lower cover, also be provided with some puncture blades to cooperating, be provided with insulating sleeve in the lower cover, bolt then penetrates through this insulating sleeve from last tops, and is filled with sufficient insulation fat in puncture blade position.Though this scheme has solved the problem that insulated hull cuts off, it needs the direct contact electrification conductor of operating personnel to carry out operation, can only carry out " equipotential " operation, can't carry out " earth potential " charged operation of starting to exchange fire (also claiming the charged operation of starting to exchange fire indirectly).
The utility model content
Technical problem to be solved in the utility model provides a kind of middle charged device of starting to exchange fire of piercing insulated conductor of pressing, its simple to operate, safety, contact is good, through-current capability is strong, activity duration is short, operating personnel's light labor intensity, operating personnel need not the contact electrification body, can realize real " earth potential " charged operation of starting to exchange fire.
The technical solution of the utility model is: a kind of middle charged device of starting to exchange fire of piercing insulated conductor of pressing is provided, comprises the conductive pin that is used to pierce through the insulating barrier that is connect lead, it is characterized in that: the penetrating cable clamp that a C font or approximate C font are set; Top in penetrating cable clamp is provided with one group of fixedly conductive pin that needle point is downward; Bottom in penetrating cable clamp is provided with a sliding conduction needle stand movably, be provided with on the sliding conduction needle stand one group with the fixing relative mobile conductive pin of conductive pin; Be provided with one and have the push rod that external screw thread and an end are provided with turning handle, the bottom that push rod passes penetrating cable clamp connects with the sliding conduction needle stand; Screw thread-nut kinematic pair is set on the penetrating cable clamp at the push rod place of passing; At the affixed load wire clamp that has a fastening assembly that is provided with of a side of penetrating cable clamp, wait to connect lead and be electrically connected with penetrating cable clamp through the load wire clamp.
Wherein, channelizing line being set between described sliding conduction needle stand and penetrating cable clamp forms and is electrically connected.
End at described push rod is provided with positioning ring groove, is provided with the holder of set screw in the bottom of sliding conduction needle stand, and the corresponding coupling with the positioning ring groove position of set screw makes that push rod is rotating to be connected as one with the sliding conduction needle stand.
The inboard of described penetrating cable clamp is provided with reinforcement/positive stop strip, and the sliding conduction needle stand moves under the guiding of reinforcement/positive stop strip slidably.
Around described fixing/mobile conductive pin, the soft rubber bed course is set.
Described fastening assembly is the crimping screw.
The turning handle of described push rod is a ring-shaped handle.
Appearance at described penetrating cable clamp is provided with polyethylene layer.
Compared with the prior art, the utility model has the advantages that:
1. because the construction operation personnel need not the contact electrification body in operating process, realized real " earth potential " charged operation of starting to exchange fire (i.e. the charged operation of starting to exchange fire indirectly), its job safety coefficient improves greatly;
2. adopt C type penetrating cable clamp and the rib-loop push rod structure that has the ring-type turning handle, make the whole device of starting to exchange fire articulate conveniently, rapid operation has been simplified flow chart, has improved the operating efficiency of starting to exchange fire, and has alleviated operating personnel's labour intensity;
3. by polyethylene layer and soft rubber bed course are set, all insulation of the place's lead of can realizing starting to exchange fire, hermetically sealed, conductive contact surfaces and air insulated can prevent the generation of electrochemical oxidation and infiltration phenomenon effectively.
Description of drawings
Fig. 1 is a structural representation of the present utility model;
Fig. 2 is that the A of Fig. 1 part is to view;
Fig. 3 is the structural representation in Figure 1B-B ' cross section.
1 is penetrating cable clamp among the figure, and 2 are fixing conductive pin, and 3 is the sliding conduction needle stand, 4 is mobile conductive pin, and 5 is turning handle, and 6 is push rod, 7 is screw thread-nut kinematic pair, and 8 are the crimping screw, and 9 are the load wire clamp, 10 is channelizing line, and 11 is positioning ring groove, and 12 is set screw, 13 is holder, and 14 is the soft rubber bed course, and 15,16 are reinforcement/positive stop strip, 17 for being connect the insulating barrier of lead, and 18 for being connect the bundle conductor of lead.
Embodiment
Below in conjunction with accompanying drawing the utility model is described further.
Among Fig. 1, the penetrating cable clamp 1 of a C font (or approximate C font) is set; Top in penetrating cable clamp is provided with one group of fixedly conductive pin 2 that needle point is downward, bottom in penetrating cable clamp is provided with a sliding conduction needle stand 3 movably, be provided with on the sliding conduction needle stand one group with the fixing relative mobile conductive pin 4 of conductive pin, be provided with one and have the push rod 6 that external screw thread and an end are provided with turning handle 5, the bottom that push rod passes penetrating cable clamp connects with the sliding conduction needle stand; Screw thread-nut kinematic pair 7 is set on the penetrating cable clamp at the push rod place of passing,, waits to connect the lead (not shown) and be electrically connected with penetrating cable clamp through the load wire clamp at the affixed load wire clamp 9 that has a fastening assembly 8 that is provided with of a side of penetrating cable clamp.
Wherein, channelizing line 10 being set between sliding conduction needle stand and penetrating cable clamp forms and is electrically connected.
End at push rod is provided with positioning ring groove 11, is provided with the holder 13 of set screw 12 in the bottom of sliding conduction needle stand, and the corresponding coupling with the positioning ring groove position of set screw makes that push rod is rotating to be connected as one with the sliding conduction needle stand.
Soft rubber bed course 14 is set around fixing and mobile conductive pin; Described fastening assembly is the crimping screw; The turning handle of described push rod is a ring-shaped handle.
Fixedly the ampacity that quantity and its cross section is set and needs of conductive pin and mobile conductive pin is relevant, can be provided with as required, for example: conductive pin is designed to each 24 pieces (totally 48 pieces) up and down, every piece cross section is 2 square millimeters, under the normal operation circumstances condition, can carry the 10A electric current for every piece by the theory design, can reach 480A altogether, actual its ampacity of test is not less than 280A.
In order to guarantee contact quality and ampacity, can select for use high-quality electrician red copper to make each conductive component of this device.
Among Fig. 2, the opening of C font penetrating cable clamp is slightly larger than the external diameter that is connect lead, reinforcement/ positive stop strip 15,16 is positioned at the both sides (also can be arranged on all the other positions, as long as can slide spacing and penetrating cable clamp is played booster action the sliding conduction needle stand) of penetrating cable clamp, all the other same Fig. 1.
Among Fig. 3, reinforcement/ positive stop strip 15,16 is set in the inboard of penetrating cable clamp, the sliding conduction needle stand moves under spacing, the guiding of reinforcement/positive stop strip slidably.
Appearance at penetrating cable clamp is provided with the polyethylene layer (not shown), can be coated with insulation fat between fixing and mobile conductive pin and soft rubber bed course, to completely cut off contacting of conductive contact surfaces and air.
During actual the use, the operating personnel will wait on ground that at first the current-carrying part that connects lead inserts the load wire clamp, compress the crimping screw, guarantee to wait to connect lead through touching well with the load line clamping connection; Then will have the charged assembly of devices of starting to exchange fire of piercing insulated conductor of waiting to connect lead is suspended to and is connect on the lead, rotate the ring-shaped handle of push rod again with insulating bar, rotation along with push rod, promoting the sliding conduction needle stand moves up, fixedly conductive pin and mobile conductive pin pierce through the insulating barrier 17 that is connect lead, thrust in the bundle conductor 18 that is connect lead, form good electrical contact, thereby finished " earth potential " charged operation of starting to exchange fire.
Under the effect of soft rubber bed course and/or insulation fat, conductive contact surfaces can effectively be isolated with air, to prevent electrochemical oxidation and the infiltration influence to electric conductivity.
Because the utility model adopts C type penetrating cable clamp and has the rib-loop push rod structure of ring-type turning handle, make the whole device of starting to exchange fire articulate conveniently, rapid operation, simplified flow chart, improved the operating efficiency of starting to exchange fire, alleviated operating personnel's labour intensity, the construction operation personnel need not the contact electrification body in operating process, realized real " earth potential " charged operation of starting to exchange fire, its job safety coefficient improves greatly, the all insulation of place's lead can realize starting to exchange fire, hermetically sealed, conductive contact surfaces and air insulated can prevent the generation of electrochemical oxidation and infiltration phenomenon effectively.
The utility model can be extensively with in various, the charged operation field of starting to exchange fire of low-voltage insulation lead.
Claims (8)
1. press the charged device of starting to exchange fire of piercing insulated conductor in one kind, comprise the conductive pin that is used to pierce through the insulating barrier that is connect lead, it is characterized in that:
The penetrating cable clamp of one C font or approximate C font is set;
Top in penetrating cable clamp is provided with one group of fixedly conductive pin that needle point is downward;
Bottom in penetrating cable clamp is provided with a sliding conduction needle stand movably, be provided with on the sliding conduction needle stand one group with the fixing relative mobile conductive pin of conductive pin;
Be provided with one and have the push rod that external screw thread and an end are provided with turning handle, the bottom that push rod passes penetrating cable clamp connects with the sliding conduction needle stand;
Screw thread-nut kinematic pair is set on the penetrating cable clamp at the push rod place of passing;
At the affixed load wire clamp that has a fastening assembly that is provided with of a side of penetrating cable clamp, wait to connect lead and be electrically connected with penetrating cable clamp through the load wire clamp.
2. press the charged device of starting to exchange fire of piercing insulated conductor according to claim 1 in described, it is characterized in that between described sliding conduction needle stand and penetrating cable clamp, being provided with channelizing line and form and be electrically connected.
3. according to the described middle charged device of starting to exchange fire of piercing insulated conductor of pressing of claim 1, it is characterized in that positioning ring groove being set at an end of described push rod, be provided with the holder of set screw in the bottom of sliding conduction needle stand, the corresponding coupling with the positioning ring groove position of set screw makes that push rod is rotating to be connected as one with the sliding conduction needle stand.
4. according to the described middle charged device of starting to exchange fire of piercing insulated conductor of pressing of claim 1, it is characterized in that the inboard of described penetrating cable clamp is provided with reinforcement/positive stop strip, the sliding conduction needle stand moves under the guiding of reinforcement/positive stop strip slidably.
5. according to the described middle charged device of starting to exchange fire of piercing insulated conductor of pressing of claim 1, it is characterized in that around described fixing/mobile conductive pin, the soft rubber bed course being set.
6. according to the described middle charged device of starting to exchange fire of piercing insulated conductor of pressing of claim 1, it is characterized in that described fastening assembly is the crimping screw.
7. according to the described middle charged device of starting to exchange fire of piercing insulated conductor of pressing of claim 1, the turning handle that it is characterized in that described push rod is a ring-shaped handle.
8. according to the described middle charged device of starting to exchange fire of piercing insulated conductor of pressing of claim 1, it is characterized in that polyethylene layer being set in the appearance of described penetrating cable clamp.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520104546 CN2833905Y (en) | 2005-10-26 | 2005-10-26 | Medium-voltage penetrating insulated wire with electric flashing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520104546 CN2833905Y (en) | 2005-10-26 | 2005-10-26 | Medium-voltage penetrating insulated wire with electric flashing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2833905Y true CN2833905Y (en) | 2006-11-01 |
Family
ID=37198218
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200520104546 Expired - Fee Related CN2833905Y (en) | 2005-10-26 | 2005-10-26 | Medium-voltage penetrating insulated wire with electric flashing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2833905Y (en) |
Cited By (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100456563C (en) * | 2006-08-25 | 2009-01-28 | 江苏省电力公司常州供电公司 | Penetrating cable clamp |
| CN101593942B (en) * | 2009-04-03 | 2011-05-18 | 安徽省电力公司滁州供电公司 | 10-kilovolt insulated circuit operating rod type bypass working method |
| CN101916923B (en) * | 2009-07-16 | 2012-05-30 | 奉欣电气科技有限公司 | Annular clustering insulation puncture line clamping device |
| CN103378424A (en) * | 2012-04-16 | 2013-10-30 | 国家电网公司 | Emergency live-line processing device for high voltage joint heating |
| CN103531926A (en) * | 2013-11-05 | 2014-01-22 | 国家电网公司 | Puncture type ground clamp and use method thereof |
| CN104795771A (en) * | 2015-05-06 | 2015-07-22 | 江苏省电力公司东海县供电公司 | Puncture clamp for ground potential live working of insulated wire line connection |
| CN104901039A (en) * | 2015-04-30 | 2015-09-09 | 国家电网公司 | Multifunctional grounding wire fixation device |
| CN105186367A (en) * | 2015-09-23 | 2015-12-23 | 中科院合肥技术创新工程院 | Automatic device for overhead power distribution line live cutting and splicing |
| CN105186246A (en) * | 2015-09-18 | 2015-12-23 | 国网河南伊川县供电公司 | Harmless impaling ground wire device for high-voltage insulation wire |
| CN105356091A (en) * | 2015-10-13 | 2016-02-24 | 国家电网公司 | Uninterrupted puncture clamp with electric wire correction function |
| CN105355406A (en) * | 2015-11-24 | 2016-02-24 | 广东电网有限责任公司电力科学研究院 | Opening current transformer capable of being installed in powered-on mode |
| CN106025609A (en) * | 2016-05-27 | 2016-10-12 | 龚卫兵 | Anti-drop insulation piercing connector |
| CN107064718A (en) * | 2017-05-17 | 2017-08-18 | 国网新疆电力公司阿勒泰供电公司 | Boundling parallel lines trouble shoot instrument |
| CN107069550A (en) * | 2017-04-28 | 2017-08-18 | 国网山东省电力公司菏泽供电公司 | A kind of action bars based on 10kV aerial insulated wire drainages |
| CN107370071A (en) * | 2017-07-31 | 2017-11-21 | 国网新疆电力公司巴州供电公司 | Low pressure temporary electricity fire welding device |
| CN108173164A (en) * | 2018-01-12 | 2018-06-15 | 国家电网公司 | A kind of uninterrupted operation bypasses protector |
| CN109098938A (en) * | 2018-07-16 | 2018-12-28 | 北京乾源风电科技有限公司 | A kind of potential difference elimination system for wind power generation plant |
| CN112242615A (en) * | 2020-09-17 | 2021-01-19 | 国网福建省电力有限公司泉州供电公司 | Non-power-outage-installation electricity testing grounding ring suitable for active power distribution network and operation method thereof |
| CN112397908A (en) * | 2020-09-30 | 2021-02-23 | 广东电网有限责任公司 | Low-voltage drop-out quick wiring terminal |
-
2005
- 2005-10-26 CN CN 200520104546 patent/CN2833905Y/en not_active Expired - Fee Related
Cited By (25)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100456563C (en) * | 2006-08-25 | 2009-01-28 | 江苏省电力公司常州供电公司 | Penetrating cable clamp |
| CN101593942B (en) * | 2009-04-03 | 2011-05-18 | 安徽省电力公司滁州供电公司 | 10-kilovolt insulated circuit operating rod type bypass working method |
| CN101916923B (en) * | 2009-07-16 | 2012-05-30 | 奉欣电气科技有限公司 | Annular clustering insulation puncture line clamping device |
| CN103378424B (en) * | 2012-04-16 | 2016-10-05 | 国家电网公司 | The emergent electrical treatment device of high pressure connection heating |
| CN103378424A (en) * | 2012-04-16 | 2013-10-30 | 国家电网公司 | Emergency live-line processing device for high voltage joint heating |
| CN103531926A (en) * | 2013-11-05 | 2014-01-22 | 国家电网公司 | Puncture type ground clamp and use method thereof |
| CN103531926B (en) * | 2013-11-05 | 2015-07-15 | 江苏省电力公司宝应县供电公司 | Puncture type ground clamp and use method thereof |
| CN104901039A (en) * | 2015-04-30 | 2015-09-09 | 国家电网公司 | Multifunctional grounding wire fixation device |
| CN104795771A (en) * | 2015-05-06 | 2015-07-22 | 江苏省电力公司东海县供电公司 | Puncture clamp for ground potential live working of insulated wire line connection |
| CN104795771B (en) * | 2015-05-06 | 2017-03-08 | 江苏省电力公司东海县供电公司 | The earth potential live operation penetrating cable clamp of insulated conductor connection |
| CN105186246A (en) * | 2015-09-18 | 2015-12-23 | 国网河南伊川县供电公司 | Harmless impaling ground wire device for high-voltage insulation wire |
| CN105186367A (en) * | 2015-09-23 | 2015-12-23 | 中科院合肥技术创新工程院 | Automatic device for overhead power distribution line live cutting and splicing |
| CN105186367B (en) * | 2015-09-23 | 2017-05-31 | 中科院合肥技术创新工程院 | A kind of automatics of the powered montage fire of overhead distribution |
| CN105356091A (en) * | 2015-10-13 | 2016-02-24 | 国家电网公司 | Uninterrupted puncture clamp with electric wire correction function |
| CN105356091B (en) * | 2015-10-13 | 2018-03-16 | 国家电网公司 | A kind of puncture folder that do not have a power failure with correction electric wire effect |
| CN105355406A (en) * | 2015-11-24 | 2016-02-24 | 广东电网有限责任公司电力科学研究院 | Opening current transformer capable of being installed in powered-on mode |
| CN106025609A (en) * | 2016-05-27 | 2016-10-12 | 龚卫兵 | Anti-drop insulation piercing connector |
| CN107069550A (en) * | 2017-04-28 | 2017-08-18 | 国网山东省电力公司菏泽供电公司 | A kind of action bars based on 10kV aerial insulated wire drainages |
| CN107064718A (en) * | 2017-05-17 | 2017-08-18 | 国网新疆电力公司阿勒泰供电公司 | Boundling parallel lines trouble shoot instrument |
| CN107064718B (en) * | 2017-05-17 | 2023-08-15 | 国网新疆电力公司阿勒泰供电公司 | Cluster parallel line fault finding instrument |
| CN107370071A (en) * | 2017-07-31 | 2017-11-21 | 国网新疆电力公司巴州供电公司 | Low pressure temporary electricity fire welding device |
| CN108173164A (en) * | 2018-01-12 | 2018-06-15 | 国家电网公司 | A kind of uninterrupted operation bypasses protector |
| CN109098938A (en) * | 2018-07-16 | 2018-12-28 | 北京乾源风电科技有限公司 | A kind of potential difference elimination system for wind power generation plant |
| CN112242615A (en) * | 2020-09-17 | 2021-01-19 | 国网福建省电力有限公司泉州供电公司 | Non-power-outage-installation electricity testing grounding ring suitable for active power distribution network and operation method thereof |
| CN112397908A (en) * | 2020-09-30 | 2021-02-23 | 广东电网有限责任公司 | Low-voltage drop-out quick wiring terminal |
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Legal Events
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |