CN105846149A - Splicing wire clamp used for power transmission and distribution line - Google Patents

Splicing wire clamp used for power transmission and distribution line Download PDF

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Publication number
CN105846149A
CN105846149A CN201610282086.0A CN201610282086A CN105846149A CN 105846149 A CN105846149 A CN 105846149A CN 201610282086 A CN201610282086 A CN 201610282086A CN 105846149 A CN105846149 A CN 105846149A
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CN
China
Prior art keywords
core pipe
core
heat
pipe
crimp
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.)
Withdrawn
Application number
CN201610282086.0A
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Chinese (zh)
Inventor
胡妍
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to CN201610282086.0A priority Critical patent/CN105846149A/en
Publication of CN105846149A publication Critical patent/CN105846149A/en
Withdrawn legal-status Critical Current

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Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00—Details of transformers or inductances, in general
    • H01F27/06—Mounting, supporting or suspending transformers, reactors or choke coils not being of the signal type
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F38/00—Adaptations of transformers or inductances for specific applications or functions
    • H01F38/20—Instruments transformers
    • H01F38/22—Instruments transformers for single phase ac
    • H01F38/28—Current transformers
    • H01F38/30—Constructions
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R11/00—Individual 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
    • H01R11/01—Individual 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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R11/00—Individual 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
    • H01R11/03—Individual 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
    • H01R11/09—Individual 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 being identical
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R4/00—Electrically-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
    • H01R4/24—Connections using contact members penetrating or cutting insulation or cable strands
    • H01R4/2404—Connections using contact members penetrating or cutting insulation or cable strands the contact members having teeth, prongs, pins or needles penetrating the insulation
    • H01R4/2408—Connections using contact members penetrating or cutting insulation or cable strands the contact members having teeth, prongs, pins or needles penetrating the insulation actuated by clamping screws
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R4/00—Electrically-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
    • H01R4/28—Clamped connections, spring connections
    • H01R4/38—Clamped connections, spring connections utilising a clamping member acted on by screw or nut
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F38/00—Adaptations of transformers or inductances for specific applications or functions
    • H01F38/20—Instruments transformers
    • H01F38/22—Instruments transformers for single phase ac
    • H01F38/28—Current transformers
    • H01F38/30—Constructions
    • H01F2038/305—Constructions with toroidal magnetic core

Abstract

The invention discloses a splicing wire clamp used for a power transmission and distribution line. The splicing wire clamp includes a core pipe, a set of pressing jaw assembly, a planar nut and at least one crimping piece. The crimping piece is provided with a pressing board part and an anti-release connection part. The crimping piece is arranged on the core pipe in a detachable manner through the anti-release connection part. The pressing board part is disposed on the outer side of the core pipe. The pipe wall of the core pipe is provided with radial limiting slide holes. The pressing claw assembly includes a pressing claw used for combining with the crimping piece to form a wire clamp hole. The pressing claw includes a top board part, a guide slide block part and a drive thread part. The top board part is disposed on the outer side of the core pipe. The guide slide block inserts into one corresponding radial limiting slide hole in the core pipe. The drive thread part extends into the pipe cavity of the core pipe. The planar nut is arranged in the pipe cavity of the core pipe in a rotary manner. The crimping piece is provided with a mounting screw hole provided with a built-in temperature sensor. The splicing wire clamp has a real time temperature monitoring function.

Description

Electric line connecting clip
Technical field
The invention belongs to overhead transmission line electric armour clamp technical field, be specifically related to a kind of electric line connecting clip.
Background technology
In the construction of overhead power line, when cable Xu Zuo branch or when continuing, need with electric line connecting clip Two insulated conductors are linked together.Electric line connecting clip has simple installation, low cost, and safe and reliable exempting from is tieed up The feature protected.Without blocking leader cable, can do cable branch without peelling off the insulating barrier of cable, joint is completely insulated, can carry Electricity operation, can make on-the-spot branch in cable optional position；It is not required to use termination rack, coupling box；And joint warp resistance, shockproof, Waterproof, anticorrosion is aging；Using insulation electric line connecting clip to do cable branch, comprehensive benefit is obvious, and cost performance is excellent In conventional conventional coupling arrangement.
Traditional electric line connecting clip is mainly by strengthening housing, piercing blade, waterproof silicone grease, high-strength bolt Forming with nut, the preferred torque nut of its nut, its structure is the most ripe, also obtains relatively broad application.But tradition is defeated Distribution line connecting clip there is also weak point, and the pressure of clamp relies on the pressure of plain bolt assembly, and its fastness is relatively Difference, easily loosens.
Summary of the invention
It is an object of the invention to provide a kind of electric line connecting clip with real time temperature monitoring function.
The technical scheme realizing the object of the invention is: a kind of electric line connecting clip, it is characterised in that: include one Individual core pipe, a set of paw assembly, a plane nut and at least one crimp；Crimp is provided with pressing plate portion and anticreep connects Portion；Crimp is arranged on core pipe by anticreep connecting portion is dismountable, and pressing plate portion is positioned at outside core pipe；Set on the tube wall of core pipe There is radially spacing slide opening；Paw assembly includes the paw for forming clamp hole with crimp combination；Paw include top plate portion, from The guide runner portion of the inwardly projecting formation of inwall of top plate portion and the driving threaded portion being arranged in guide runner portion；Top board position Outside core pipe, the pressing plate portion clamping of top plate portion and a corresponding crimp forms one for the clamp clamping electric power cable Hole；Guide runner portion inserts on core pipe in a corresponding spacing slide opening of radial direction, drives threaded portion to stretch in the tube chamber of core pipe；Flat Face nut rotation is arranged in core pipe tube chamber；Plane nut includes driving threaded portion to engage the flat thread portion of adaptation with paw； Being provided with the anticreep chute for installing location crimp on the periphery wall of core pipe vertically, anticreep chute includes two mounting grooves； Anticreep connecting portion is two the post plates protruding inwardly from formation from pressing plate portion two side ends；The radial section of mounting groove and the footpath of each post plate Being all L-shaped to the shape in cross section, each post plate slips into a corresponding anti-skid along core pipe axial direction from a side of anticreep chute In groove；The periphery wall of plane nut and core inside pipe wall slide adjacent；Plane nut center is provided with fastening part；Fastening part is the most Limit shape fastener hole or regular polygon binding groove；At least one crimp is provided with the installation screw of built-in temperature sensing device；Temperature Sensing device include having the metal shell of storage tank, the temperature sensor being arranged in storage tank, for by temperature sensor The spring that is crimped in storage tank and the screwed pipe plug for limit spring；
Metal shell is provided with heat conduction boss close to one end of core tube hub axis, and metal shell is away from one end of core tube hub axis It is provided with interior hexagonal and twists groove；The periphery wall of metal shell is provided with the external screw thread adaptive with installation screw, the internal perisporium of storage tank It is provided with internal threaded regions；Temperature sensor includes the heat-conducting block using heat conductive insulating elastomeric material to make, is arranged in heat-conducting block U-shaped thermo-sensitive resistor, be arranged on heat-conducting block two connect electric mortiser post；Heat-conducting block back and forth can be slided in the storage tank of metal shell Dynamic；Heat-conducting block is connected on the diapire of storage tank close to one end of core tube hub axis；Two connect electric mortiser post and protrude and be arranged on and lead On the hot block other end away from core tube hub axis；Heat-conducting block is away from the outer wall of the other end of core tube hub axis and storage tank Enclosing formation cannelure between internal perisporium, spring is positioned in this cannelure and is set in heat-conducting block away from the one of core tube hub axis On end；Screwed pipe plug is provided with external screw thread district close to the periphery wall of one end of core tube hub axis, this external screw thread district and metal-back The internal threaded regions of body is adaptive；Screwed pipe plug is provided with outer-hexagonal away from the periphery wall of one end of core tube hub axis and twists portion；Spiral shell The center of pipe plug is provided with tube chamber；Screwed pipe plug is fixedly installed in cannelure by its external screw thread district；Spring is close to core pipe One end of central axis is connected on heat-conducting block, and spring is connected on screwed pipe plug away from the other end of core tube hub axis；Lead Two on hot block connect in the tube chamber that electric mortiser post is positioned at screwed pipe plug.
Heat conduction boss is to protrude the sharp tooth boss formed close to one end of core tube hub axis from metal shell.
The present invention has positive effect: (1) present invention drives paw clamping electric power cable by flat thread portion, and logical Cross traditional bolt assembly clamping electric power cable to compare, bigger pressure can be applied, and there is excellent anti-loosening effect, effectively Ensure the reliability of long-term work.(2) it is provided with the installation screw of built-in temperature sensing device due at least one crimp, Therefore the present invention also has real time temperature monitoring function.
Accompanying drawing explanation
Fig. 1 is a kind of perspective view of the first structure of the present invention；
Fig. 2 is a kind of perspective view when another angle is observed of the wire clamp shown in Fig. 1；
Fig. 3 is a kind of front view of wire clamp shown in Fig. 1；
Fig. 4 is that shown in Fig. 1, the one of wire clamp partly cuts open structural representation；
Fig. 5 is a kind of explosive view of wire clamp shown in Fig. 1；
Fig. 6 is a kind of explosive view when another angle is observed of the wire clamp shown in Fig. 1；
Fig. 7 is that the one of the second structure of the present invention partly cuts open structural representation；
Fig. 8 is the close-up schematic view in Fig. 7 at B；
Fig. 9 is that the one of the third structure of the present invention partly cuts open structural representation.
Detailed description of the invention
(embodiment 1)
The present embodiment is a kind of electric line connecting clip, as shown in Fig. 1 to Fig. 6, including a core pipe 2, a set of paw 3, plane nut 4 of assembly and three crimps 1.
The tube wall of core pipe is provided with three spacing slide openings of radial direction 22, and each radially spacing slide opening all extends radially through core along core pipe Tube wall；Each radially spacing slide opening be positioned at core pipe axially on middle part, the radial cross-sectional shape of each radially spacing hole is I-shaped； The internal perisporium of core pipe is provided with the annular gear platform 23 of inwardly projecting formation.
Each crimp is provided with pressing plate portion 11 and anticreep connecting portion 12；Crimp is arranged on by anticreep connecting portion is dismountable On core pipe；Pressing plate portion 11 is axially extending along core pipe, and the inwall in pressing plate portion is provided with deep-slotted chip breaker 13, and the periphery wall in pressing plate portion is circular arc Shape；Anticreep connecting portion is two the post plates protruding inwardly from formation from pressing plate portion two side ends, and the radial cross-sectional shape of each post plate is L Shape；In the present embodiment, two L-shaped post plates are oppositely arranged；
Multiple anticreep chute 24 for installing location crimp it is provided with vertically on the periphery wall of core pipe；Each anticreep chute includes Two radial sections are the mounting grooves 241 of L-shaped；In the present embodiment, two adjacent anticreep chutes are oppositely arranged；Each mounting groove and A corresponding post plate is adaptive；The anticreep connecting portion of each crimp slips into along core pipe axial direction from a side of anticreep chute accordingly In one anticreep chute；In concrete practice, anticreep connecting portion can select other shape, as long as making the anti-of crimp De-connecting portion can not remove along core caliber to from anticreep chute；In concrete practice, it is possible to select the mode of clamping to pacify The fixing crimp of dress；Multiple draw-in groove is such as set on the periphery wall of core pipe, each pressing plate arranges the clamping protruded inwardly from and props up Dagger or clamping gripper shoe, directly snap in each clamping support column or clamping gripper shoe in a corresponding draw-in groove, also can prevent card Fitting removes core pipe along core pipe radial direction, and this structure is also feasible.
The inwall of a corresponding crimp is just arranged by each radially spacing slide opening.
Paw assembly includes the paw for forming clamp hole with crimp combination；In the present embodiment, paw assembly includes Three paws 5, each paw includes top plate portion 51, from the guide runner portion 52 of the inwardly projecting formation of the inwall of top plate portion be arranged on Driving threaded portion 53 in guide runner portion；Top plate portion is axially extending along core pipe, and guide runner portion radially extends along core pipe；Each pressure The outer wall of pawl top plate portion is provided with arc clip slot 511；Each paw top plate portion is positioned at outside core pipe, and just to a corresponding crimp Pressing plate portion arrange；Each guide runner portion inserts on core pipe in a corresponding spacing slide opening of radial direction, and each driving threaded portion stretches to In the tube chamber of core pipe；Each paw radial direction along core pipe under the guide and limit effect of radially spacing slide opening reciprocatingly slides；Each guiding The radial cross-sectional shape of slide section is adaptive with radial direction spacing hole I-shaped.
In the present embodiment, crimp is identical with the quantity of paw, and in concrete practice, the quantity of crimp and paw is permissible Being to select between one to five, the present embodiment selects three.
The deep-slotted chip breaker in a corresponding crimp pressing plate portion is just arranged by the arc clip slot of each paw top plate portion, this arc clip slot Forming a clamp hole 6 with this deep-slotted chip breaker clamping, each clamp hole is for one electric power cable of clamping.The present embodiment forms three altogether Clamp hole, for three electric power cables of clamping.In concrete practice, the size of each crimp can be different, the most each pressing plate portion Deep-slotted chip breaker and core tube wall between distance different, such that it is able to form the clamp hole varied in size, be used for clamping different thick Thin cable.
Described clamp hole is filled with insulation grease.
Plane nut is arranged in core pipe tube chamber, and keeps off between platform in the driving threaded portion of each paw and core pipe；Plane Nut includes driving threaded portion engage the flat thread portion 41 of adaptation and be positioned at the fastening of plane nut center with each paw Portion 42, plane nut adjoins the flat thread portion that arranges on a side of paw assembly, another side of plane nut and core pipe gear Platform slides adjacent；The periphery wall of plane nut and core inside pipe wall slide adjacent；Flat thread portion is annular, and flat thread sets in portion There is archimedean spiral groove, the thread groove that driving threaded portion is provided with and this archimedean spiral groove is adaptive of paw assembly, respectively Threaded portion is driven to be arranged on a side of guide runner portion, place adjacent flat nut.
The present embodiment, in order to connect electricity on insulating power cable, is also provided with multiple wearing in each deep-slotted chip breaker and each arc clip slot Thorn 7；Specifically, respectively puncture along core pipe radially protruding.The existence punctured, can not carried out at peeling insulating power cable Reason, can effectively connect electricity.In concrete practice, if to be clamped is bare wire, then can be not provided with puncturing.
In the present embodiment, each paw is the integral piece made by casting forming, and each crimp is also to pass through casting forming The integral piece made, each puncture is made when casting forming；In concrete practice, puncture may be used without alternate manner and makes；Example As being provided with multiple installation draw-in groove in each deep-slotted chip breaker and each arc clip slot, then being inlaid in phase by the die-cut puncture sheet made Answering one to install in draw-in groove, puncture sheet and include installation portion and thorn blade, installation portion is inlaid in installation draw-in groove, and thorn blade then exposes Draw-in groove is installed and forms puncture.The benefit of this structure is to puncture sheet the material different with paw can be used to make, and especially selects With with treat that same material used by clamp cable is made, be conducive to obtaining preferable electric property.
The fastening part of the present embodiment midplane nut is interior hexagonal shape fastener hole or interior hexagonal shape binding groove, and it twists operation Use inner hexagon spanner；In concrete practice, described fastening part just can use other shape, the most square or in-line or plum blossom Shape, all can select.
Plane nut, in reciprocating rotation, drives its flat thread portion reciprocating rotation, and then by engaging adaptation Threaded portion is driven to drive each paw, due to each paw footpath only along core pipe under the guide and limit effect of radially spacing slide opening To moving back and forth so that the move mode of each paw be close to each other towards core tube hub or away from, thus unclamp or press from both sides Tightly it is positioned at the electric power cable in each clamp hole.
When the present embodiment is on the overhead power line of high-altitude, be conducive to alleviating vibration；It addition, the present embodiment passes through plane Threaded portion drives paw clamping electric power cable, compares, in anti-loosening effect with by traditional bolt assembly clamping electric power cable On particularly excellent, the reliability of long-term work is effectively ensured.The present embodiment is by sliding or clamping side due to crimp Formula is arranged on core pipe, can first cable be placed in the arc clip slot of each paw, more corresponding crimp is loaded corresponding In anticreep chute, corresponding electric power cable can be placed in clamp hole；This structure makes to clamp the operation letter of electric power cable Easy row.
(embodiment 2)
The present embodiment and above-described embodiment 1 are essentially identical, and difference is: as shown in Fig. 7 and Fig. 8, at least one crimp 1 It is provided with the installation screw 15 extending radially through pressing plate portion along core pipe；This installation screw is fixed with a temperature sensing device 8.
Temperature sensing device 8 includes the metal shell 81 with storage tank 811 that metal material makes, is arranged on storage tank In temperature sensor 82, the spring 83 for temperature sensor is crimped on storage tank diapire, the spiral shell that is used for limit spring Pipe plug 84.
Metal shell is provided with as puncturing the heat conduction boss 813 used, metal-back close to one end 812 of core tube hub axis Body is provided with interior hexagonal away from one end 814 of core tube hub axis and twists groove 815；The periphery wall of metal shell is provided with and installs spiral shell The external screw thread 816 that hole is adaptive, the internal perisporium of storage tank is provided with internal threaded regions 817；Heat conduction boss is close to core from metal shell The sharp tooth boss formed is protruded in one end 812 of tube hub axis.
Temperature sensor includes using the heat-conducting block 821 that heat conductive insulating elastomeric material is made, the U-shaped being arranged in heat-conducting block Thermo-sensitive resistor 822, two be arranged on heat-conducting block connect electric mortiser post 823；Heat-conducting block can be reciprocal in the storage tank of metal shell Slide；Heat-conducting block is connected on the diapire of storage tank close to one end of core tube hub axis；Two connect electric mortiser post protrusion and are arranged on On the heat-conducting block other end away from core tube hub axis.
Heat-conducting block encloses formation annular between outer wall and the internal perisporium of storage tank away from the other end of core tube hub axis Groove 100, spring is positioned in this cannelure and is set on heat-conducting block one end away from core tube hub axis.
Screwed pipe plug is provided with external screw thread district 841 close to the periphery wall of one end of core tube hub axis, this external screw thread district and The internal threaded regions 817 of metal shell is adaptive；Screwed pipe plug is provided with outer-hexagonal away from the periphery wall of one end of core tube hub axis Twist portion 842；The center of screwed pipe plug is provided with tube chamber 843；Screwed pipe plug is fixedly installed on cannelure by its external screw thread district In.
Spring is connected on heat-conducting block close to one end of core tube hub axis, and spring is away from the other end of core tube hub axis It is connected on screwed pipe plug；On heat-conducting block two connect electric mortiser post and are positioned in the tube chamber 843 of screwed pipe plug.
This structure has the following advantages, owing to metal shell is easily deformed when extruding cable, and extrusion temperature sensor Heat-conducting block, if heat-conducting block does not has mobile space, then easily pressurized deformation damages；The present embodiment, can by arranging spring Heat-conducting block is crimped on the diapire of metal shell storage tank so that it is can correctly predict cable and junction, pressing plate pressing plate portion Real time temperature；Can also be when, after metal shell compressive deformation, reserving mobile space to heat-conducting block, thus prevent heat-conducting block by pressurized Damage；This structure has preferably Practical Performance.
In concrete practice, an installation screw can be respectively provided with on each crimp and one be built in this installation screw In temperature sensing device, for each cable and and the temperature of crimp junction monitor in real time, thus realize It is further intelligent that power network monitoring runs.
(embodiment 3)
The present embodiment and above-described embodiment 2 are essentially identical, and difference is: as shown in Figure 9, in the present embodiment outside crimp The most sheathed on perisporium being fixed with current transformer 9, this current transformer 9 includes toroidal inductive body 91 and intelligent control module 92；The monnolithic case of intelligent control module is also annular；Toroidal inductive body 91 and intelligent control module 92 are arranged side by side.
The internal perisporium of intelligent control module 92 is provided with inwardly projecting two and connects electric bushing (being not drawn on figure), respectively connects electricity Socket inserts corresponding one and connects in electric bushing, so that temperature sensor is connected with the middle control circuit in intelligent control module.
The present embodiment can be used in clamping three phase cables, and now the present embodiment entirety can be mutual as high pressure zero-sequence current Sensor uses, for detecting the existence of leakage current, to find leak current fault in time.
Obviously, the above embodiment of the present invention is only for clearly demonstrating example of the present invention, and is not right The restriction of embodiments of the present invention.For those of ordinary skill in the field, the most also may be used To make other changes in different forms.Here without also cannot all of embodiment be given exhaustive.And these Belong to obvious change that the connotation of the present invention extended out or variation still falls within protection scope of the present invention.

Claims (2)

1. an electric line connecting clip, it is characterised in that: include a core pipe, a set of paw assembly, a plane Nut and at least one crimp；Crimp is provided with pressing plate portion and anticreep connecting portion；Crimp is detachable by anticreep connecting portion Be arranged on core pipe, pressing plate portion is positioned at outside core pipe；The tube wall of core pipe is provided with radially spacing slide opening；Paw assembly includes using In the paw forming clamp hole with crimp combination；Paw includes top plate portion, leading from the inwardly projecting formation of the inwall of top plate portion To slide section and the driving threaded portion being arranged in guide runner portion；Top plate portion is positioned at outside core pipe, top plate portion and corresponding one The pressing plate portion clamping of crimp forms one for the clamp hole clamping electric power cable；Guide runner portion inserts on core pipe corresponding one In the spacing slide opening of individual radial direction, threaded portion is driven to stretch in the tube chamber of core pipe；Plane nut rotation is arranged in core pipe tube chamber；Flat Face nut includes driving threaded portion to engage the flat thread portion of adaptation with paw；It is provided with vertically for pacifying on the periphery wall of core pipe Setting the anticreep chute of a crimp, anticreep chute includes two mounting grooves；Anticreep connecting portion is inside from pressing plate portion two side ends Prominent two the post plates formed；The shape of the radial section of mounting groove and the radial section of each post plate is all L-shaped, and each post plate is along core Pipe axial direction slips into a corresponding anticreep chute from a side of anticreep chute；The periphery wall of plane nut and core inside pipe wall Slide adjacent；Plane nut center is provided with fastening part；Fastening part is regular polygon fastener hole or regular polygon binding groove；At least One crimp is provided with the installation screw of built-in temperature sensing device；Temperature sensing device includes the metal-back with storage tank Body, the temperature sensor being arranged in storage tank, for the spring that temperature sensor is crimped in storage tank and be used for limiting The screwed pipe plug of position spring；
Metal shell is provided with heat conduction boss close to one end of core tube hub axis, and metal shell is away from one end of core tube hub axis It is provided with interior hexagonal and twists groove；The periphery wall of metal shell is provided with the external screw thread adaptive with installation screw, the internal perisporium of storage tank It is provided with internal threaded regions；Temperature sensor includes the heat-conducting block using heat conductive insulating elastomeric material to make, is arranged in heat-conducting block U-shaped thermo-sensitive resistor, be arranged on heat-conducting block two connect electric mortiser post；Heat-conducting block back and forth can be slided in the storage tank of metal shell Dynamic；Heat-conducting block is connected on the diapire of storage tank close to one end of core tube hub axis；Two connect electric mortiser post and protrude and be arranged on and lead On the hot block other end away from core tube hub axis；Heat-conducting block is away from the outer wall of the other end of core tube hub axis and storage tank Enclosing formation cannelure between internal perisporium, spring is positioned in this cannelure and is set in heat-conducting block away from the one of core tube hub axis On end；Screwed pipe plug is provided with external screw thread district close to the periphery wall of one end of core tube hub axis, this external screw thread district and metal-back The internal threaded regions of body is adaptive；Screwed pipe plug is provided with outer-hexagonal away from the periphery wall of one end of core tube hub axis and twists portion；Spiral shell The center of pipe plug is provided with tube chamber；Screwed pipe plug is fixedly installed in cannelure by its external screw thread district；Spring is close to core pipe One end of central axis is connected on heat-conducting block, and spring is connected on screwed pipe plug away from the other end of core tube hub axis；Lead Two on hot block connect in the tube chamber that electric mortiser post is positioned at screwed pipe plug.
Electric line connecting clip the most according to claim 1, it is characterised in that: heat conduction boss is from metal shell The sharp tooth boss formed is protruded in one end close to core tube hub axis.
CN201610282086.0A 2016-05-02 2016-05-02 Splicing wire clamp used for power transmission and distribution line Withdrawn CN105846149A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201610282086.0A CN105846149A (en) 2016-05-02 2016-05-02 Splicing wire clamp used for power transmission and distribution line

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201610282086.0A CN105846149A (en) 2016-05-02 2016-05-02 Splicing wire clamp used for power transmission and distribution line

Publications (1)

Publication Number Publication Date
CN105846149A true CN105846149A (en) 2016-08-10

Family

ID=56590553

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201610282086.0A Withdrawn CN105846149A (en) 2016-05-02 2016-05-02 Splicing wire clamp used for power transmission and distribution line

Country Status (1)

Country Link
CN (1) CN105846149A (en)

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