CN107528135A - A kind of power distribution network SYG copper-aluminium transition equipment cable clamps - Google Patents

A kind of power distribution network SYG copper-aluminium transition equipment cable clamps Download PDF

Info

Publication number
CN107528135A
CN107528135A CN201710838979.3A CN201710838979A CN107528135A CN 107528135 A CN107528135 A CN 107528135A CN 201710838979 A CN201710838979 A CN 201710838979A CN 107528135 A CN107528135 A CN 107528135A
Authority
CN
China
Prior art keywords
connector
copper
syg
power distribution
distribution network
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.)
Granted
Application number
CN201710838979.3A
Other languages
Chinese (zh)
Other versions
CN107528135B (en
Inventor
李正强
彭永健
陈卫民
刘志雄
钱志生
刘琳
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Foshan Power Supply Bureau of Guangdong Power Grid Corp
Original Assignee
Foshan Power Supply Bureau of Guangdong Power Grid Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Foshan Power Supply Bureau of Guangdong Power Grid Corp filed Critical Foshan Power Supply Bureau of Guangdong Power Grid Corp
Priority to CN201710838979.3A priority Critical patent/CN107528135B/en
Publication of CN107528135A publication Critical patent/CN107528135A/en
Application granted granted Critical
Publication of CN107528135B publication Critical patent/CN107528135B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01RELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R11/00Individual connecting elements providing two or more spaced connecting locations for conductive members which are, or may be, thereby interconnected, e.g. end pieces for wires or cables supported by the wire or cable and having means for facilitating electrical connection to some other wire, terminal, or conductive member, blocks of binding posts
    • H01R11/01Individual connecting elements providing two or more spaced connecting locations for conductive members which are, or may be, thereby interconnected, e.g. end pieces for wires or cables supported by the wire or cable and having means for facilitating electrical connection to some other wire, terminal, or conductive member, blocks of binding posts characterised by the form or arrangement of the conductive interconnection between the connecting locations
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01RELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R11/00Individual connecting elements providing two or more spaced connecting locations for conductive members which are, or may be, thereby interconnected, e.g. end pieces for wires or cables supported by the wire or cable and having means for facilitating electrical connection to some other wire, terminal, or conductive member, blocks of binding posts
    • H01R11/03Individual connecting elements providing two or more spaced connecting locations for conductive members which are, or may be, thereby interconnected, e.g. end pieces for wires or cables supported by the wire or cable and having means for facilitating electrical connection to some other wire, terminal, or conductive member, blocks of binding posts characterised by the relationship between the connecting locations
    • H01R11/05Individual connecting elements providing two or more spaced connecting locations for conductive members which are, or may be, thereby interconnected, e.g. end pieces for wires or cables supported by the wire or cable and having means for facilitating electrical connection to some other wire, terminal, or conductive member, blocks of binding posts characterised by the relationship between the connecting locations the connecting locations having different types of direct connections
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01RELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R4/00Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation
    • H01R4/58Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation characterised by the form or material of the contacting members
    • H01R4/62Connections between conductors of different materials; Connections between or with aluminium or steel-core aluminium conductors

Landscapes

  • Connections Effected By Soldering, Adhesion, Or Permanent Deformation (AREA)
  • Details Of Connecting Devices For Male And Female Coupling (AREA)

Abstract

The present invention relates to the technical field of power generation auxiliary equipment, more particularly, to a kind of power distribution network SYG copper-aluminium transition equipment cable clamps, including the first connector being connected with substation busbars downlead and two groups of second connectors being connected with electrical equipment;Two group of second connector is symmetrically set in the both sides of the first connector center line, is close to be provided with clamping element outside the second connector.It is of the invention to pass through setting by the distance of i.e. adjustable two group of second connector of rotation of screw rod to adapt to the outlet terminal of different model provided with the opposite screw rod of two sections of hands of spiral, the caused line fault that come off between the second connector and outlet terminal can be avoided by setting part and being equipped with for the second connector by card, increase the contact area of the outlet terminal of transition equipment cable clamp and electrical equipment by the setting for the clamping element for being close to the second connector, reduce transition resistance resistance, influence of the construction technology to transition resistance is reduced, so as to solve the problems, such as that heating causes defect failure.

Description

A kind of power distribution network SYG copper-aluminium transition equipment cable clamps
Technical field
The present invention relates to the technical field of power generation auxiliary equipment, more particularly, to a kind of power distribution network SYG copper aluminium mistake Cross device clamp.
Background technology
Device clamp is mainly used in the electrical equipment such as substation busbars downlead and transformer, breaker, disconnecting switch, transformer The outlet terminal of equipment continues.Because the outlet terminal of conventional electrical equipment is the copper and class of aluminum two, and bus lead-out wire is divided into Aluminium payment to a porter or steel-cored aluminium strand, therefore device clamp is divided into aluminum equipment wire clamp from material and copper-aluminium transition equipment cable clamp two is Row.
Copper-aluminium transition docking is one of multiple factor of electrical equipment fault, and traditional copper-aluminium transition equipment cable clamp is frequently with flash of light The copper to aluminum adapter bar or copper-aluminum transition terminal of flat welding process production.However, this copper-aluminium transition equipment cable clamp is on the one hand often because of production Quality, construction technology cause contact surface limited, and then heating causes defect failure;One side unbalance stress, easily accelerate electricity Chemical reaction, acceleration equipment aging is aoxidized, the failures such as heating, fracture occur;It is common that this defect failure has turned into distribution line Fault type, power supply reliability decline, and CSAT is greatly lowered.
The content of the invention
It is an object of the invention to overcome the deficiencies of the prior art and provide a kind of power distribution network SYG copper-aluminium transition equipment cable clamps, The contact area with electrical equipment outlet terminal can be increased, even transition stress, reduce copper-aluminium transition fault rate.
In order to solve the above technical problems, the technical solution adopted by the present invention is:
A kind of power distribution network SYG copper-aluminium transition equipment cable clamps are provided, including first be connected with substation busbars downlead connects Fitting and two groups of second connectors being connected with electrical equipment;Second connector described in two groups is symmetrically set in first connection The both sides of part center line, second connector are close to be provided with clamping element outside;One end of the clamping element is connected with described first Part connects.
The power distribution network SYG copper-aluminium transition equipment cable clamps of the present invention, by the first connector connect substation busbars downlead, The outlet terminal that electrical equipment is connected by the second connector realizes continuing for downlead and outlet terminal, is connected by two group second Fitting and the setting increase transition equipment cable clamp of clamping element and the outlet terminal of electrical equipment for being close to second connector Contact area, transition resistance resistance is reduced, reduce influence of the construction technology to transition resistance, defect failure is caused so as to solve heating The problem of.
Further, the hollow cylinder shape structure that first connector is closed for one end open one end, described second Connector is the copper sheet structure of surfacing.After the setting of hollow cylindrical structure is fixedly mounted with substation busbars downlead, outward appearance is whole It is clean, and damage of the corner angle of transition equipment cable clamp to periphery wire insulation can be avoided.
Further, first connector is by layer structure and insulating outer layer structure composition, the endothecium structure It is fastenedly connected with one end of the layer structure, the layer structure is provided with some retainer rings be arrangeding in parallel.Layer The setting of structure can ensure the continued access of downlead and outlet terminal, and the setting of insulating outer layer structure ensures that operating personnel are clamping Security during the first connector.
Further, the layer structure, the clamping element are aluminum design.The ductility of aluminum design is good, Personnel easy to operation clamp downlead and outlet terminal by transition equipment cable clamp, easily operated, it is possible to increase operating efficiency.
Further, transition piece, the transition connection are connected between first connector and the clamping element Part is stacked by the soft connection sheet of some identicals and formed;The transition piece is provided with outstanding arcuate structure.It is soft The adjustment of the distance between two group of second connector is easy in the setting of connection sheet, to adapt to the outlet of the electrical equipment of different model The fixation of terminal, it is applied widely;Binding post and transition piece composition " mortise and tenon knot can be achieved in the setting of arcuate structure Structure " is realized and continued, and is further increased contact area, is reduced the resistance of transition resistance.
Further, the clamping element is provided with the connecting hole being engaged with transition piece;The transition piece One end is fastenedly connected with first connector welding, and the other end is fastenedly connected with the connecting hole grafting.One side is so set Face is easy to process, reduces production cost;On the one hand the distance between two group of second connector limiting value can be increased, further expanded The scope of application of the wire clamp of the big present invention.
Further, the opposite screw of hand of spiral is respectively equipped with described in two groups on clamping element, is worn in succession on the screw It is connected to screw rod;The screw rod is provided with the opposite external screw thread of two sections of hand of spiral.It is in order to by rotating stud i.e. so to set It may be such that two group of second connector closer or far to adjust the distance between two group of second connector to the outlet with electrical equipment Terminal is engaged, easy to adjust.
Further, one end of the screw rod is fastenedly connected with insulation locking cap;The insulation locking cap is provided with knurling. Setting personnel's precession easy to operation of locking cap screws out stud, and the setting for the locking cap that insulate can increase the security of operation.
Further, one end of the clamping element is removably connected with telescopic card and sets part, and the card sets part and is provided with The depressed part being engaged with the clamping element.It is in order to which the distance between two group of second connector is adjusted to correct position so to set When keep the position, avoid the caused line fault that come off between the second connector and outlet terminal.
Compared with prior art, the beneficial effects of the invention are as follows:
The power distribution network SYG copper-aluminium transition equipment cable clamps of the present invention, including first be connected with substation busbars downlead connect Fitting and two groups of second connectors being connected with electrical equipment;Second connector described in two groups is symmetrically set in first connection The both sides of part center line, second connector are close to be provided with clamping element outside;One end of the clamping element is connected with described first Part connects.The present invention passes through i.e. adjustable two groups of the rotation of screw rod the by the setting provided with the opposite screw rod of two sections of hands of spiral The distance of two connectors sets part and being equipped with for the second connector to adapt to the outlet terminal of different model, by card and can avoided Come off caused line fault between second connector and outlet terminal, is increased by being close to the setting of clamping element of the second connector The contact area of the outlet terminal of great transition device clamp and electrical equipment, transition resistance resistance is reduced, reduce construction technology pair The influence of transition resistance, so as to solve the problems, such as that heating causes defect failure.
Brief description of the drawings
Fig. 1 is the stereogram of the power distribution network SYG copper-aluminium transition equipment cable clamps of the present invention;
Fig. 2 is the front view of power distribution network SYG copper-aluminium transition equipment cable clamps;
Fig. 3 is the right view of power distribution network SYG copper-aluminium transition equipment cable clamps.
Embodiment
Accompanying drawing being given for example only property explanation, it is impossible to be interpreted as the limitation to this patent;
In order to more preferably illustrate the present embodiment, some parts of accompanying drawing have omission, zoomed in or out, and do not represent actual product Size;
To those skilled in the art, it is to be appreciated that some known features and its explanation, which may be omitted, in accompanying drawing 's.
Technical scheme is described further with reference to the accompanying drawings and examples.
Embodiment 1
It is as shown in Figure 1 to Figure 3 the first embodiment of power distribution network SYG copper-aluminium transition equipment cable clamps of the invention, including with The first connector 1 and two groups of second connectors 2 being connected with electrical equipment of substation busbars downlead connection;Two group second Connector 2 is symmetrically set in the both sides of the center line of the first connector 1, is close to be provided with clamping element 3 outside the second connector 2;Clamping element 3 One end is connected with the first connector 1.
Specifically, the first connector 1 is the hollow cylinder shape structure of one end open one end closing, and the second connector 2 is The copper sheet structure of surfacing;First connector 1 is made up of layer structure 11 and insulating outer layer structure 12, endothecium structure 11 It is fastenedly connected with one end of layer structure 12, layer structure 12 is provided with some retainer rings 13 be arrangeding in parallel;Both it can guarantee that and drew It is offline to ensure security of the operating personnel when clamping the first connector 1 with the continued access of outlet terminal, and can.The present embodiment is led Electrical inner layer structure 11, clamping element 3 are aluminum design, and ductility is good, easily operated.
Wherein, transition piece 4 is connected between the first connector 1 and clamping element 3, transition piece 4 is by some identical Soft connection sheet 41 stack composition;Transition piece 4 is provided with outstanding arcuate structure 42.Clamping element 3 be provided with The connecting hole 31 that transition piece 4 is engaged, one end of transition piece 4 are fastenedly connected with the welding of the first connector 1, the other end It is fastenedly connected with the grafting of connecting hole 31, it is easy to process, reduce production cost;Hand of spiral phase is respectively equipped with two groups of clamping elements 3 Anti- screw 32, wear on screw 32 and be connected to screw rod 33 in succession;Screw rod 33 is provided with the opposite external screw thread 34 of two sections of hands of spiral, just In by rotary screw 33 i.e. may be such that two group of second connector 2 closer or far from, with adjust two group of second connector 2 between away from It is easy to adjust to being engaged with the outlet terminal of electrical equipment.
In addition, one end of screw rod 33 is fastenedly connected with insulation locking cap 35, insulation locking cap 35 is provided with knurling 36, is easy to Operating personnel's precession screws out screw rod 33, increases the security of operation;One end of clamping element 3 is removably connected with telescopic card If part 5, card sets part 5 and is provided with the depressed part 51 being engaged with clamping element 3 so that the distance adjustment between two group of second connector 2 To the position can be kept during correct position, the caused line fault that come off between the second connector 2 and outlet terminal is avoided.
Same or analogous label corresponds to same or analogous part;
Position relationship is used for being given for example only property explanation described in accompanying drawing, it is impossible to is interpreted as the limitation to this patent;
Obviously, the above embodiment of the present invention is only intended to clearly illustrate example of the present invention, and is not pair The restriction of embodiments of the present invention.For those of ordinary skill in the field, may be used also on the basis of the above description To make other changes in different forms.There is no necessity and possibility to exhaust all the enbodiments.It is all this All any modification, equivalent and improvement made within the spirit and principle of invention etc., should be included in the claims in the present invention Protection domain within.

Claims (9)

1. a kind of power distribution network SYG copper-aluminium transition equipment cable clamps, it is characterised in that be connected including two groups with substation busbars downlead The first connector(1)And the second connector being connected with the outlet terminal of electrical equipment(2);Second connector described in two groups (2)It is symmetrically set in first connector(1)The both sides of center line, second connector(2)It is close to be provided with clamping element outside (3);The clamping element(3)One end and first connector(1)Connection.
2. power distribution network SYG copper-aluminium transition equipment cable clamps according to claim 1, it is characterised in that first connector (1)For the hollow cylinder shape structure of one end open one end closing, second connector(2)For the copper sheet knot of surfacing Structure.
3. power distribution network SYG copper-aluminium transition equipment cable clamps according to claim 2, it is characterised in that first connector (1)By the endothecium structure of conduction(11)With the layer structure of insulation(12)Composition, the endothecium structure(11)With the outer layer knot Structure(12)One end be fastenedly connected, the layer structure(12)It is provided with some retainer rings be arrangeding in parallel(13).
4. power distribution network SYG copper-aluminium transition equipment cable clamps according to claim 3, it is characterised in that the endothecium structure (11), the clamping element(3)It is aluminum design.
5. power distribution network SYG copper-aluminium transition equipment cable clamps according to claim 1, it is characterised in that first connector (1)With the clamping element(3)Between be connected with transition piece(4), the transition piece(4)By the soft company of some identicals Contact pin(41)Stack composition;The transition piece(4)It is provided with outstanding arcuate structure(42).
6. power distribution network SYG copper-aluminium transition equipment cable clamps according to claim 5, it is characterised in that the clamping element(3)On It is provided with and transition piece(4)The connecting hole being engaged(31);The transition piece(4)One end and first connector (1)Welding is fastenedly connected, the other end and the connecting hole(31)Grafting is fastenedly connected.
7. the power distribution network SYG copper-aluminium transition equipment cable clamps according to any one of claim 1 to 6, it is characterised in that two groups of institutes State clamping element(3)On be respectively equipped with the opposite screw of hand of spiral(32), the screw(32)On wear and be connected to screw rod in succession(33); The screw rod(33)It is provided with the opposite external screw thread of two sections of hand of spiral(34).
8. power distribution network SYG copper-aluminium transition equipment cable clamps according to claim 7, it is characterised in that the screw rod(32)'s One end is fastenedly connected with insulation locking cap(35);The insulation locking cap(35)It is provided with knurling(36).
9. the power distribution network SYG copper-aluminium transition equipment cable clamps according to any one of claim 1 to 6, it is characterised in that the folder Tight part(3)One end be removably connected with it is telescopic card set part(5), the card sets part(4)It is provided with and the clamping element(3) The depressed part being engaged(51).
CN201710838979.3A 2017-09-18 2017-09-18 SYG copper-aluminum transition equipment wire clamp for power distribution network Active CN107528135B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201710838979.3A CN107528135B (en) 2017-09-18 2017-09-18 SYG copper-aluminum transition equipment wire clamp for power distribution network

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201710838979.3A CN107528135B (en) 2017-09-18 2017-09-18 SYG copper-aluminum transition equipment wire clamp for power distribution network

Publications (2)

Publication Number Publication Date
CN107528135A true CN107528135A (en) 2017-12-29
CN107528135B CN107528135B (en) 2024-05-03

Family

ID=60735975

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201710838979.3A Active CN107528135B (en) 2017-09-18 2017-09-18 SYG copper-aluminum transition equipment wire clamp for power distribution network

Country Status (1)

Country Link
CN (1) CN107528135B (en)

Citations (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4775339A (en) * 1986-05-01 1988-10-04 Yazaki Corporation Crimp-style terminal
EP0613212A1 (en) * 1993-02-17 1994-08-31 Siemens Aktiengesellschaft Connecting terminal
CN201994542U (en) * 2011-04-01 2011-09-28 辽宁省电力有限公司锦州供电公司 10 KV post isolation disconnecting link soft connecting device
US20120108112A1 (en) * 2010-10-27 2012-05-03 Mike Vernica Swivel Ground Clamp for Bare Armor Wire
CN102593614A (en) * 2012-03-14 2012-07-18 山东电力集团公司枣庄供电公司 Wire clamp for grounding wire
CN203812582U (en) * 2014-03-20 2014-09-03 泰州市鹏龙电气有限公司 Improved copper strip flexible connecting device
CN204481452U (en) * 2015-02-10 2015-07-15 国家电网公司 Lightning arrester Special wire-clip
CN204596989U (en) * 2015-05-02 2015-08-26 燕宏伟 A kind of power cable on line joint
CN106299732A (en) * 2016-09-29 2017-01-04 国网山东省电力公司烟台供电公司 A kind of device preventing the outdoor full pre-fabricated dry cable termination heating of 110kV and installation method thereof
CN106410437A (en) * 2016-09-29 2017-02-15 国网山东省电力公司烟台供电公司 Connecting apparatus and mounting method for 110kV outdoor cable terminal
CN206180141U (en) * 2016-11-14 2017-05-17 湖北麻城市恒鑫电力设备制造有限责任公司 Transition of copper aluminium is inlayed copper formula and is embraced pole fastener for transformer
CN207368261U (en) * 2017-09-18 2018-05-15 广东电网有限责任公司佛山供电局 A kind of power distribution network SYG copper-aluminium transition equipment cable clamps

Patent Citations (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4775339A (en) * 1986-05-01 1988-10-04 Yazaki Corporation Crimp-style terminal
EP0613212A1 (en) * 1993-02-17 1994-08-31 Siemens Aktiengesellschaft Connecting terminal
US20120108112A1 (en) * 2010-10-27 2012-05-03 Mike Vernica Swivel Ground Clamp for Bare Armor Wire
CN201994542U (en) * 2011-04-01 2011-09-28 辽宁省电力有限公司锦州供电公司 10 KV post isolation disconnecting link soft connecting device
CN102593614A (en) * 2012-03-14 2012-07-18 山东电力集团公司枣庄供电公司 Wire clamp for grounding wire
CN203812582U (en) * 2014-03-20 2014-09-03 泰州市鹏龙电气有限公司 Improved copper strip flexible connecting device
CN204481452U (en) * 2015-02-10 2015-07-15 国家电网公司 Lightning arrester Special wire-clip
CN204596989U (en) * 2015-05-02 2015-08-26 燕宏伟 A kind of power cable on line joint
CN106299732A (en) * 2016-09-29 2017-01-04 国网山东省电力公司烟台供电公司 A kind of device preventing the outdoor full pre-fabricated dry cable termination heating of 110kV and installation method thereof
CN106410437A (en) * 2016-09-29 2017-02-15 国网山东省电力公司烟台供电公司 Connecting apparatus and mounting method for 110kV outdoor cable terminal
CN206180141U (en) * 2016-11-14 2017-05-17 湖北麻城市恒鑫电力设备制造有限责任公司 Transition of copper aluminium is inlayed copper formula and is embraced pole fastener for transformer
CN207368261U (en) * 2017-09-18 2018-05-15 广东电网有限责任公司佛山供电局 A kind of power distribution network SYG copper-aluminium transition equipment cable clamps

Also Published As

Publication number Publication date
CN107528135B (en) 2024-05-03

Similar Documents

Publication Publication Date Title
CN207368261U (en) A kind of power distribution network SYG copper-aluminium transition equipment cable clamps
CN104022717B (en) A kind of two-phase motor Fault tolerant inverter
CN201256188Y (en) Insertion wire clip for conductive wire
CN203839535U (en) Steerable grounding bar for power maintenance
CN201812651U (en) Outgoing line terminal clip of distribution transformer
CN205450062U (en) Electric energy meter termination
CN107528135A (en) A kind of power distribution network SYG copper-aluminium transition equipment cable clamps
CN203103836U (en) Clamping apparatus for +/-800 kV duplex double-wire-clamp V-shaped insulator string
CN207459201U (en) A kind of novel and multifunctional low-voltage customer wire connecting clip
CN204011845U (en) Electric line maintenance grounding wire device
CN103840276A (en) Connecting device of insulating buses
CN105048132B (en) A kind of high-voltage earthing line apparatus
CN208208691U (en) Interpolar connecting plate for multipole circuit breaker
CN204067882U (en) The bus transition of high voltage switchgear
CN208173819U (en) A kind of Portable short-circuit earthing or grounding means
CN208423213U (en) A kind of portable short-circuit grounding wire
CN208461233U (en) A kind of JP cabinet
CN207896287U (en) A kind of new distribution transformer wire clamp
CN208352682U (en) A kind of wire clamp
CN204696598U (en) Cable branch box wall bushing and the part that is combined through series connection thereof
CN207036915U (en) A kind of branching structure and branch means applied to power industry
CN207691027U (en) A kind of crossed grooves right angle fixed high-pressure high current connecting terminal
CN207409944U (en) A kind of anti-stress Work tool of insulated conductor
CN107872011A (en) A kind of low pressure is confluxed master clamp
CN204732557U (en) Controller switching equipment binding post drot gfasplng wire clamp

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
GR01 Patent grant
GR01 Patent grant