CN105870658A - Electric power connection fitting - Google Patents

Electric power connection fitting Download PDF

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Publication number
CN105870658A
CN105870658A CN201610286230.8A CN201610286230A CN105870658A CN 105870658 A CN105870658 A CN 105870658A CN 201610286230 A CN201610286230 A CN 201610286230A CN 105870658 A CN105870658 A CN 105870658A
Authority
CN
China
Prior art keywords
core pipe
crimp
plate portion
paw
pressing plate
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Withdrawn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
CN201610286230.8A
Other languages
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 CN201610286230.8A priority Critical patent/CN105870658A/en
Publication of CN105870658A publication Critical patent/CN105870658A/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Withdrawn legal-status Critical Current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 an electric power connection fitting which comprises a core pipe, two pressing claw assemblies, two plane nuts and at least one press connection part. The inner peripheral wall of the core pipe is provided with a press connection boss, the pipe wall of the core pipe is provided with a radial limiting sliding hole, and the inner peripheral wall of the core pipe is provided with a blocking table. Each pressing claw assembly comprises a plurality of pressing claws. The two plane nuts are rotatably arranged in a pipe cavity of the core pipe and positioned on the two sides of the blocking table respectively. Each plane nut comprises a fastener and a plane threaded part adaptive with each pressing claw in the corresponding pressing claw assembly. The at least one press connection part is provided with an installing screw hole in which a temperature sensing device is arranged. The electric power connection fitting has a real-time temperature monitoring function.

Description

A kind of electric power splicing fitting
Technical field
The invention belongs to overhead transmission line electric armour clamp technical field, be specifically related to a kind of electric power splicing fitting.
Background technology
In the construction of overhead power line, when cable Xu Zuo branch or when continuing, need two with power circuit splicing fitting Root insulated conductor links together.Power circuit splicing fitting has simple installation, low cost, safe and reliable non-maintaining spy Point.Without blocking leader cable, can do cable branch without peelling off the insulating barrier of cable, joint is completely insulated, can livewire work, On-the-spot branch can be made in cable optional position；It is not required to use termination rack, coupling box；And joint warp resistance, shockproof, waterproof, anti- Corrosion and ageing；Using insulating power circuit splicing fitting to do cable branch, comprehensive benefit is obvious, and cost performance is better than conventional tradition Connected mode.
Traditional power circuit splicing fitting is mainly by strengthening housing, piercing blade, waterproof silicone grease, high-strength bolt and spiral shell Female composition, the preferred torque nut of its nut, its structure is the most ripe, also obtains relatively broad application.But conventional powerline Road splicing fitting there is also weak point, and the pressure of clamp relies on the pressure of plain bolt assembly, and its fastness is poor, easily pine Dynamic.
Summary of the invention
It is an object of the invention to provide a kind of electric power that there is preferable anti-loosening effect and there is real time temperature control function Splicing fitting.
The technical scheme realizing the object of the invention is: a kind of electric power splicing fitting, including a core pipe, two set paw groups Part, a plane nut and at least one crimp；The tube wall of core pipe is provided with radially spacing slide opening；Crimp is provided with pressing plate portion With anticreep connecting portion；Crimp is arranged on core pipe by anticreep connecting portion is dismountable, and pressing plate portion is positioned at outside core pipe；Each set Paw assembly includes the paw for forming clamp hole with crimp combination；Paw include top plate portion, from the inwall of top plate portion to The guide runner portion of projecting inward formation and the driving threaded portion being arranged in guide runner portion；Top plate portion is positioned at outside core pipe, top The pressing plate portion clamping of plate portion and a corresponding crimp forms one for the clamp hole clamping electric power cable；Guide runner portion inserts Enter on core pipe in a corresponding spacing slide opening of radial direction, drive threaded portion to stretch in the tube chamber of core pipe；Plane nut rotation is arranged In core pipe tube chamber；Plane nut along core pipe axially on two side ends be respectively provided with a flat thread portion 41；Each flat thread portion With the driving threaded portion engagement adaptation of each paw in corresponding a set of paw assembly；Multiple draw-in groove is set on the periphery wall of core pipe, pressure Plate is provided with the clamping support column prominent towards core pipe direction or clamping gripper shoe, and each clamping support column or clamping gripper shoe snap in In a corresponding draw-in groove；The anticreep chute for installing location crimp, anticreep chute it is provided with vertically on the periphery wall of core pipe Including two mounting grooves；Anticreep connecting portion is two the post plates protruding inwardly from formation from pressing plate portion two side ends；The radial direction of mounting groove The shape of the radial section of cross section and each post plate is all L-shaped, and each post plate is sliding from a side of anticreep chute along core pipe axial direction Enter in a corresponding anticreep chute；At least one crimp is provided with the installation screw extending radially through pressing plate portion along core pipe；This peace Dress screw is fixed with a temperature sensing device.
Temperature sensing device is provided with as puncturing the heat conduction boss used close to one end of core tube hub axis.
The present invention has positive effect: (1) present invention drives paw clamping electric power cable by flat thread portion, and by passing The bolt assembly clamping electric power cable of system is compared, and can apply bigger pressure, and have excellent anti-loosening effect, be effectively ensured The reliability of long-term work.(2) present invention uses two casing pressure claw assemblies to be clamped on same cable, has the effect of dual fail-safe Really, in use go wrong even if the most a set of, its service behaviour of the most another set of guarantee.(3) crimp due at least one Part is provided with the installation screw of built-in temperature sensing device, therefore the present invention also has real time temperature control 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 front view of gold utensil shown in Fig. 1；
Fig. 3 is that shown in Fig. 1, the one of gold utensil partly cuts open structural representation；
Fig. 4 is a kind of explosive view of gold utensil shown in Fig. 1；
Fig. 5 is that the one of the second structure of the present invention partly cuts open structural representation；
Fig. 6 is the close-up schematic view in Fig. 5 at B；
Fig. 7 is that the one of the third structure of the present invention partly cuts open structural representation；
Fig. 8 is a kind of left view structural representation of gold utensil shown in Fig. 7.
Detailed description of the invention
(embodiment 1)
The present embodiment is a kind of electric power splicing fitting, as shown in Fig. 1 to Fig. 4, including a core pipe 2, two casing pressure claw assembly 3, Individual plane nut 4 and two set crimp assemblies.
The tube wall of core pipe is provided with six 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. In the present embodiment, six radial direction spacing holes are divided into two groups, and the radially spacing holes of three in each group are used for and corresponding a set of paw group Part is adaptive.
Each set crimp assemblies is for adaptive with corresponding a set of paw assembly, and each set crimp assemblies all includes three crimps 1； Each crimp is provided with pressing plate portion 11 and anticreep connecting portion 12；Crimp is arranged on core pipe by anticreep connecting portion is dismountable； Pressing plate portion 11 is axially extending along core pipe, and the inwall in pressing plate portion is provided with arcuate groove 13, and the periphery wall in pressing plate portion is circular arc；Anticreep is even The portion of connecing is two the post plates protruding inwardly from formation from pressing plate portion two side ends, and each post plate is axially extending along core pipe, the radial direction of each post plate Cross sectional shape is L-shaped；In the present embodiment, two L-shaped post plates are oppositely arranged.
Three it are provided with vertically for the anticreep chute 24 installing location crimp on the periphery wall of core pipe；Each anticreep chute It is the mounting groove 241 of L-shaped including two radial sections；In the present embodiment, two adjacent anticreep chutes are oppositely arranged；Each installation Groove and a corresponding post plate are adaptive；The anticreep connecting portion of each crimp slips into along core pipe axial direction from a side of anticreep chute In a corresponding anticreep chute；In concrete practice, anticreep connecting portion can select other shape, as long as making crimp Anticreep connecting portion can not remove along core caliber to from anticreep chute；In concrete practice, it is possible to select the mode of clamping Fixing crimp is installed；Multiple draw-in groove is such as set on the periphery wall of core pipe, each pressing plate arranges the clamping protruded inwardly from Support column or clamping gripper shoe, directly snap in each clamping support column or clamping gripper shoe in a corresponding draw-in groove, also can prevent Shackle member removes core pipe along core pipe radial direction, and this structure is also feasible.
In concrete practice, also two crimps axially adjacent along core pipe can be made of one part, then in the present embodiment Two set crimp assemblies just unite two into one and become a set of crimp assemblies.
The inwall of a corresponding crimp is just arranged by each radially spacing slide opening.
Each casing pressure claw assembly includes three paws 5 for forming clamp hole with crimp combination；Each paw includes top board Portion 51, from the guide runner portion 52 of the inwardly projecting formation of the inwall of top plate portion and the driving threaded portion that is arranged on guide runner portion 53；Top plate portion is axially extending along core pipe, and guide runner portion radially extends along core pipe；The outer wall of paw top plate portion is provided with arc folder Groove 511；Each paw top plate portion is positioned at outside core pipe, and just arranges the pressing plate portion of a corresponding crimp；Each guide runner portion Insert on core pipe in a corresponding spacing slide opening of radial direction, in each tube chamber driving threaded portion to stretch to core pipe；Each paw is radially Under the guide and limit effect of spacing slide opening, the radial direction along core pipe reciprocatingly slides；The radial cross-sectional shape in each guide runner portion is and footpath To adaptive I-shaped of spacing hole.
In the present embodiment, crimp is identical with the quantity of paw, in concrete practice, and the number of paw in each casing pressure claw assembly Amount can be to select between one to five, and the present embodiment selects three.
The arcuate groove 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 arcuate groove 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 Arcuate groove 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.
Plane nut rotation is arranged in core pipe tube chamber；The periphery wall of plane nut and core inside pipe wall slide adjacent, plane Nut along core pipe axially on two side ends be respectively provided with a flat thread portion 41, the center of plane nut is provided with fastening part 42； The driving threaded portion engagement adaptation of each paw in each flat thread portion and corresponding a set of paw assembly；Driving in each casing pressure claw assembly Dynamic threaded portion all stretches in core pipe tube chamber, and the driving threaded portion in each casing pressure claw assembly is all connected to a corresponding plane spiral shell In stricture of vagina portion；Each flat thread portion is annular, and flat thread portion is provided with archimedean spiral groove；The driving screw thread of each paw assembly The thread groove that portion is provided with and this archimedean spiral groove is adaptive, it is adjacent flat that each driving threaded portion is arranged on guide runner portion, place One side of face nut.
In the present embodiment, the direction of rotation in the flat thread portion of plane nut one side is forward, the plane of another side The direction of rotation of threaded portion is reverse, and the direction of rotation driving screw thread on each paw is and the flat thread adjacent with this paw The direction that portion is adaptive.When this structure makes plane nut rotation, by the two of its two side ends flat thread portions, synchronize to drive Two casing pressure claw assemblies realize clamping or unclamp the cable being positioned in clamp hole.
The present embodiment, in order to connect electricity on insulating power cable, is also provided with multiple wearing in each arcuate groove 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 arcuate groove 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.
In the present embodiment, the fastening part of each plane nut is interior hexagonal shape fastener hole or interior hexagonal shape binding groove, and it twists behaviour Make to use inner hexagon spanner；In concrete practice, described fastening part just can use other shape, the most square or in-line or prunus mume (sieb.) sieb.et zucc. Flower-shape, all can select.
In the present embodiment, plane nut, when reciprocating rotation, drives two flat thread portion reciprocating rotation, and then passes through The driving threaded portion adaptive to the engagement of each flat thread portion drives each paw in corresponding a set of paw assembly to move, due to each paw Under the guide and limit effect of radially spacing slide opening, the radial direction only along core pipe moves back and forth, so that each casing pressure claw assembly The move mode of middle paw be close to each other towards core tube hub or away from, thus unclamp or clamp the electricity being positioned in each clamp hole Line of force cable.The present embodiment achieves and synchronizes to drive each paw in two casing pressure claw assemblies be clamped and unclamp with a plane nut The action of cable.
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.Additionally, due to crimp is to be pacified by sliding or crimping mode It is contained on core pipe, can first cable be placed in the arc clip slot of each paw, more corresponding crimp is loaded corresponding anticreep In chute, corresponding electric power cable can be placed in clamp hole；This structure make clamp electric power cable easy and simple to handle easily OK.Finally, due to the fact that and have employed two casing pressure claw assemblies for clamping electric power cable, also there is the technique effect of dual fail-safe.
(embodiment 2)
The present embodiment and embodiment 1 are essentially identical, and difference is: as shown in Fig. 5 to Fig. 6, and at least one crimp 1 is provided with The installation screw 15 in pressing plate portion is extended radially through 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 external diameter 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 Fig. 7 and Fig. 8, crimp in the present embodiment The most sheathed on the periphery wall of part being fixed with current transformer 9, this current transformer 9 includes toroidal inductive body 91 and Based Intelligent Control Module 92.
Intelligent control module is provided with inwardly projecting two and connects electric bushing (being not drawn on figure), and each electrical connector socket inserts corresponding One connects in electric bushing, so that temperature sensor is connected with the middle control circuit in intelligent control module.
In the present embodiment, some intelligent control module is arranged on by annular matrix inwall, core tube wall and crimp Outer wall encloses in the region of formation, thus makes full use of space, is conducive to the small-sized and integrated of entirety.
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 power splicing fitting, it is characterised in that: include a core pipe, two casing pressure claw assemblies, a plane nut and extremely A few crimp；The tube wall of core pipe is provided with radially spacing slide opening；Crimp is provided with pressing plate portion and anticreep connecting portion；Crimp Being arranged on core pipe by anticreep connecting portion is dismountable, pressing plate portion is positioned at outside core pipe；Each casing pressure claw assembly include for Crimp combination forms the paw in clamp hole；Paw includes top plate portion, slides from the guiding of the inwardly projecting formation of the inwall of top plate portion Block portion and the driving threaded portion being arranged in guide runner portion；Top plate portion is positioned at outside core pipe, top plate portion and a corresponding crimping The pressing plate portion clamping of part forms one for the clamp hole clamping electric power cable；Guide runner portion inserts a corresponding footpath on core pipe In spacing slide opening, threaded portion is driven to stretch in the tube chamber of core pipe；Plane nut rotation is arranged in core pipe tube chamber；Plane spiral shell Female along core pipe axially on two side ends be respectively provided with a flat thread portion 41；In each flat thread portion and corresponding a set of paw assembly The driving threaded portion engagement adaptation of each paw；Arranging multiple draw-in groove on the periphery wall of core pipe, pressing plate is provided with towards core pipe direction Prominent clamping support column or clamping gripper shoe, each clamping support column or clamping gripper shoe snap in a corresponding draw-in groove；Core pipe Periphery wall on be provided with vertically for install location crimp anticreep chute, 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 radial direction of each post plate are cut The shape in face is all L-shaped, and each post plate slips into a corresponding anticreep chute along core pipe axial direction from a side of anticreep chute； At least one crimp is provided with the installation screw extending radially through pressing plate portion along core pipe；This installation screw is fixed with a temperature Degree sensing device.
Electric power splicing fitting the most according to claim 1, it is characterised in that: temperature sensing device is close to core tube hub axis One end be provided with as puncture use heat conduction boss.
CN201610286230.8A 2016-05-02 2016-05-02 Electric power connection fitting Withdrawn CN105870658A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201610286230.8A CN105870658A (en) 2016-05-02 2016-05-02 Electric power connection fitting

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201610286230.8A CN105870658A (en) 2016-05-02 2016-05-02 Electric power connection fitting

Publications (1)

Publication Number Publication Date
CN105870658A true CN105870658A (en) 2016-08-17

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201610286230.8A Withdrawn CN105870658A (en) 2016-05-02 2016-05-02 Electric power connection fitting

Country Status (1)

Country Link
CN (1) CN105870658A (en)

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Application publication date: 20160817