CN106025974A - Electric power wedge-shaped wire clip - Google Patents
Electric power wedge-shaped wire clip Download PDFInfo
- Publication number
- CN106025974A CN106025974A CN201610280252.3A CN201610280252A CN106025974A CN 106025974 A CN106025974 A CN 106025974A CN 201610280252 A CN201610280252 A CN 201610280252A CN 106025974 A CN106025974 A CN 106025974A
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- China
- Prior art keywords
- base tube
- clamp
- heat
- central axis
- conducting block
- 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.)
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Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G7/00—Overhead installations of electric lines or cables
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- 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
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- 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
- H01R4/50—Clamped connections, spring connections utilising a cam, wedge, cone or ball also combined with a screw
- H01R4/5016—Clamped connections, spring connections utilising a cam, wedge, cone or ball also combined with a screw using a cone
-
- 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
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Clamps And Clips (AREA)
Abstract
The invention discloses an electric power wedge-shaped wire clip. The clip comprises a base tube, a core column, a bolt and a trapping plate assembly, wherein the base tube comprises a press tube part and a closure plate part; a spacing slide hole and a threading hole are formed in the closure plate part; a crimping boss is arranged on the inner wall of the press tube part; the frustum core column is provided with a jacking chute and a conical crimping face; a center screw hole is formed in the center of the core column along the axial direction of the press tube part; the trapping plate assembly comprises wire trapping boards; the wire trapping board is provided with a guide sliding table; each threading hole in the closure plate part is connected with a corresponding wire trapping hole; the bolt comprises a rod body, a fastening part and an external thread connecting part; the fastening part of the bolt is positioned outside the closure plate part, and the rod body of the bolt runs through the spacing slide hole in the closure plate part; the bolt is rotated to push the core column to move in a direction close to the closure plate part; each wire trapping board moves outwardly along the radial direction of the press tube part; the base tube is provided with an installation screw hole running through the wall of the press tube part along the radial direction of the base tube; a temperature sensor is fixed in the installation screw hole. The electric power wedge-shaped wire clip has a relatively compact and reasonable structure, and is easy to assemble.
Description
Technical field
Overhead transmission line electric armour clamp technical field of the present invention, is specifically related to a kind of electric power wedge clamp.
Background technology
The bunched cable of power transmission and distribution is usually two cores or four cores, is required for during by built on stilts for bunched cable fixing on utility poles
Use strain clamp.Chinese patent 03210522.3 discloses a kind of four-core centralized cable strain clamp, utilizes two to join in pairs
The voussoir closed is clamped the core of cable and is penetrated tensioning in the wedge cavities of wire clamp again, and wedge-like engagement can make cable open tighter and tighter, the most not
Fragile core.But, using the voussoir of two paired cooperations to clamp wire and may produce Relative sliding, impact clamping is reliable
Property.This strain clamp the most also needs parallel four-core centralized cable being twisted into square, and is arranged on the same of wire clamp
In individual wedge cavities, more bothersome to turning round, generally require many people and just can complete, the most convenient.And, general strain clamp is all
Employing metal manufactures, and weight is big, and cost is high, it is also possible to corrosion, and built on stilts installation operation is relatively elaborate, reduces efficiency of construction.
Summary of the invention
It is an object of the invention to provide a kind of structure more compact and reasonable, easy-to-install electric power wedge clamp.
The technical scheme realizing the object of the invention is: a kind of electric power wedge clamp, including base tube, stem stem, bolt and clamping plate
Assembly；Base tube includes pressure pipe portion and shrouding portion；Shrouding portion and pressure pipe portion are relatively fixed setting；Shrouding portion is provided with spacing slide opening and wears
String holes；The inwall in pressure pipe portion is provided with crimping boss；Stem stem be shaped as frustum, axial along pressure pipe portion on the periphery wall of stem stem
It is provided with jacking sliding groove and the taper electrolysis as jacking sliding groove bottom wall；The center of stem stem is axially arranged with center along pressure pipe portion
Screw；Cleat assembly includes clamp；The inwall of clamp is provided with the guiding slide unit adaptive with jacking sliding groove；Set on each clamp
There is guide chute；Each crimping boss is provided with the spacing cunning by adaptive with guide chute thus spacing clamp moving direction
Post；A corresponding crimping boss is just arranged by clamp；The inwall of crimping boss is provided with arcuate groove；Set on the outer wall of clamp
Arc clip slot, each arc clip slot and a corresponding arcuate groove clamping is had to form a clamp hole；Each through wires hole in shrouding portion and
The connection of a corresponding clamp hole；Bolt includes the body of rod, the fastening part being arranged on body of rod one end and is arranged on body of rod periphery wall
Male threaded joint；The fastening position of bolt is outside shrouding portion, outside the body of rod of bolt makes through the spacing slide opening in shrouding portion
Threaded joints is positioned in the center screw of stem stem；The external diameter of bolt fastening part is more than the spacing slide opening in shrouding portion；Each arc presss from both sides
Groove and arcuate groove are provided with multiple puncture；Each arc clip slot and arcuate groove are provided with multiple installation draw-in groove, embedding in each installation draw-in groove
Equipped with a piercing blade；Each sheet that punctures includes installation portion and thorn blade, and installation portion is inlaid in installation draw-in groove, and thorn blade then reveals
Go out to install draw-in groove and form puncture；Swivel bolt pulls stem stem to move towards the direction close to shrouding portion；Stem stem passes through jacking sliding groove
In taper electrolysis push the guiding slide unit of each clamp, and then promote each clamp to make it along the radially outward shifting in pressure pipe portion
Dynamic, thus clamping is positioned at the electric power cable in clamp hole；Base tube is provided with the installation screw extending radially through pressure pipe portion wall body along base tube；
This installation screw is fixed with temperature sensing device；Temperature sensing device includes having the metal shell of storage tank, be arranged on
Temperature sensor in storage tank, for temperature sensor being crimped on the spring on storage tank diapire and being used for limit spring
Screwed pipe plug；Temperature sensor include use heat conductive insulating elastomeric material make heat-conducting block, be arranged in heat-conducting block temperature sensitive
Resistance, two be arranged on heat-conducting block connect electric mortiser post；Heat-conducting block can reciprocatingly slide in the storage tank of metal shell；Heat-conducting block
Enclosing formation cannelure away between external diameter and the internal perisporium of storage tank of the other end of base tube central axis, spring is positioned at this ring
In shape groove and be set on heat-conducting block one end away from base tube central axis；The center of screwed pipe plug is provided with tube chamber；Screwed pipe blocks up
Head is fixedly installed in cannelure by its external screw thread district；Spring is connected on heat-conducting block close to one end of base tube central axis,
Spring is connected on screwed pipe plug away from the other end of base tube central axis；On heat-conducting block two connect electric mortiser post be positioned at screwed pipe block up
In the tube chamber of head.
In such scheme, metal shell is provided with as puncturing the heat conduction boss used close to one end of base tube central axis,
Metal shell is provided with interior hexagonal away from one end of base tube central axis and twists groove；The periphery wall of metal shell is provided with and installs spiral shell
The external screw thread that hole is adaptive, the internal perisporium of storage tank is provided with internal threaded regions；Heat conduction boss is close to base tube center from metal shell
The sharp tooth boss formed is protruded in one end of axis.
In such scheme, heat-conducting block is connected on the diapire of storage tank close to one end of base tube central axis；Two connect electricity
Inserting column protrudes and is arranged on the heat-conducting block other end away from base tube central axis.
In such scheme, screwed pipe plug is provided with external screw thread district close to the periphery wall of one end of base tube central axis, and this is outer
The internal threaded regions of threaded area and metal shell is adaptive；Outside screwed pipe plug is provided with away from the periphery wall of one end of base tube central axis
Hexagonal twists portion.
The present invention has a positive effect: (1) structure more compact and reasonable；Stem stem and bolt connect threadably, and
Crimping each clamp by the taper electrolysis of jacking sliding groove makes it clamp electric power cable, and its operation is the most laborsaving；(2) at anticreep
Under the engagement locking of chisel teeth and anticreep tooth, also there is preferable anti-loosening effect.(3) radially pass through along base tube owing to base tube is provided with
Wear the installation screw of pressure pipe portion wall body, installation screw is fixed with temperature sensing device；So the present invention also has real-time temperature
Degree 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 perspective view when another angle is observed of the wedge clamp shown in Fig. 1；
Fig. 3 is that shown in Fig. 1, the one of wedge clamp faces structural representation；
Fig. 4 is the A-A sectional view of Fig. 3；
Fig. 5 is a kind of perspective view of base tube in wedge clamp shown in Fig. 1；
Fig. 6 is that shown in Fig. 5, the one of base tube partly cuts open structural representation；
Fig. 7 is a kind of explosive view of wedge clamp shown in Fig. 1；
Fig. 8 is a kind of explosive view when another angle is observed of the wedge clamp shown in Fig. 1；
Fig. 9 is that the one of the second structure of the present invention partly cuts open structural representation；
Figure 10 is the close-up schematic view in Fig. 9 at B；
Figure 11 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 wedge clamp, as shown in Fig. 1 to Fig. 8, including base tube 1, stem stem 2, bolt 3 and cleat assembly 4；Base
Pipe 1 includes pressure pipe portion 11 and is positioned at the shrouding portion 12 of one end, pressure pipe portion；The shape in pressure pipe portion is circular, and the inwall in pressure pipe portion sets
Crimping boss 13, the inwall of crimping boss is had to be provided with arcuate groove 14.Base tube is made into integration, and crimps the boss inwall from pressure pipe portion
On project radially inwards formation, crimping boss axially penetrates through the inwall in pressure pipe portion along pressure pipe portion.
In the present embodiment, pressure pipe portion is provided with four crimping boss, and these four crimping boss are uniform along the circumference in pressure pipe portion
It is distributed on the inwall in pressure pipe portion.
The two side of each crimping boss is provided with two spacing travellers 15 protruded towards center, pressure pipe portion, spacing traveller edge
Pressure pipe portion is radially arranged.
Shrouding portion 12 is provided with through wires hole 16 and spacing slide opening 17；
In the present embodiment, shrouding portion is provided with a spacing slide opening and four through wires holes；Spacing slide opening is arranged on the center in shrouding portion
Place, through wires hole is uniformly arranged on the outer circumferential side of spacing hole.
Stem stem be shaped as frustum, the periphery wall of stem stem is axially arranged with along pressure pipe portion four jacking sliding grooves 21, respectively pushes up
Pressure chute is additionally provided with multiple anticreep chisel teeth 22；The center of stem stem is axially arranged with center screw 23 along pressure pipe portion.Respectively push up pressure
The diapire of chute is as taper electrolysis 211.
Cleat assembly includes four clamps 41；The inwall of each clamp is provided with the guiding slide unit adaptive with jacking sliding groove
411, guide axially arranged along pressure pipe portion of slide unit；The outer wall of each clamp is provided with arc clip slot 412, the both sides of each clamp
Guide chute 413 it is additionally provided with on wall；The spacing traveller of each crimping boss is positioned in a corresponding guide chute so that clamp edge
Spacing traveller direction is moved；In the present embodiment, each spacing traveller being radially arranged along pressure pipe portion, therefore clamp is only along pressure pipe
The radial direction in portion moves back and forth.
In the present embodiment, the two side of each clamp is axially respectively arranged at the two ends with a positive stop lug boss 417, these two limits
Position boss clamping forms described guide chute 413.
In the present embodiment, each slide unit that guides has the taper stress surface adaptive with stem stem jacking sliding groove bottom wall, and this taper is subject to
Power face substantially also serves as the inwall 414 of clamp；When the guiding slide unit of each clamp is positioned in stem stem jacking sliding groove, clamp
The outer wall 415 of plate is parallel with the inwall 131 of a corresponding crimping boss；A corresponding crimping boss is just arranged by each clamp,
Each arc clip slot and a corresponding arcuate groove clamping form a clamp hole 5, and the present embodiment forms four clamp holes altogether；Shrouding portion
On each through wires hole the most corresponding clamp hole is arranged.
Stem stem is under the spacing mating reaction guiding slide unit of its jacking sliding groove and clamp, it is impossible in the transfer of pressure pipe portion
Dynamic, only along moving axially of pressure pipe portion.
The inwall 414 of each conical outer wall guiding slide unit namely clamp is provided with multiple anticreep tooth 416, and each anticreep tooth is used
Engage in the anticreep chisel teeth with stem stem, anti-skidding anti-retrogression.
Swivel bolt pulls stem stem to move towards the direction close to shrouding portion；Stem stem is crimped by the taper in jacking sliding groove
Face pushes the guiding slide unit of each clamp, and then promotes each clamp to make its being moved radially outward along pressure pipe portion, thus clamps
It is positioned at the electric power cable in clamp hole.
The present embodiment is in order to connect electricity or promote chuck strength, also at each arc clip slot and arcuate groove on insulating power cable
In be provided with multiple puncture 6；Specifically, each puncture is along the radially protruding of base tube.The existence punctured, can be without to insulating power
Cable carries out peeling process, 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 puncture is made when casting forming；?
In concrete practice, puncture may be used without alternate manner and makes；In each arc clip slot and arcuate groove, such as it is provided with multiple installation block
Groove, then installs in draw-in groove being inlaid in corresponding one by the die-cut puncture sheet made；Puncture sheet and include installation portion and thorn sword
Portion, installation portion is inlaid in installation draw-in groove, and thorn blade then exposes installation draw-in groove and forms puncture.The benefit of this structure is to puncture sheet
The material different with paw can be used to make, especially select and treat that same material used by clamp cable is made, be conducive to obtaining
Preferably electric property.In concrete practice, it is also possible to use in the mode being threaded in each arc clip slot and arcuate groove, also
Can improving clamping sigma compactness energy.
The present embodiment has following Advantageous Effects: (1) operation is the most laborsaving, has preferable anti-loosening effect；.
(embodiment 2)
The present embodiment and embodiment 1 are essentially identical, and difference is: as shown in Fig. 9 and Figure 10, and base tube 1 is provided with along base tube footpath
To the installation screw 18 running through pressure pipe portion 11 wall body；This installation screw is fixed with temperature sensing device 8；
Temperature sensing device includes the metal shell 81 with storage tank 811 that metal material makes, is arranged in storage tank
Temperature sensor 82, block up for spring 83, the screwed pipe that is used for limit spring that temperature sensor is crimped on storage tank diapire
84；
Metal shell is provided with as puncturing the heat conduction boss 813 used close to one end 812 of base tube central axis, and metal shell is remote
It is provided with interior hexagonal from one end 814 of base tube central axis and twists groove 815；The periphery wall of metal shell is provided with fits with installation screw
The external screw thread 816 joined, the internal perisporium of storage tank is provided with internal threaded regions 817；Heat conduction boss is close to base tube from metal shell
The sharp tooth boss formed is protruded in one end 812 of mandrel line；
Temperature sensor includes that the heat-conducting block 821 using heat conductive insulating elastomeric material to make, the U-shaped that is arranged in heat-conducting block are temperature sensitive
Resistance 822, two be arranged on heat-conducting block connect electric mortiser post 823；Heat-conducting block can reciprocatingly slide in the storage tank of metal shell；
Heat-conducting block is connected on the diapire of storage tank close to one end of base tube central axis；Two connect electric mortiser post protrusion and are arranged on heat-conducting block
On the other end away from base tube central axis；
Heat-conducting block is away from enclosing formation cannelure between external diameter and the internal perisporium of storage tank of the other end of base tube central axis
100, spring is positioned in this cannelure and is set on heat-conducting block one end away from base tube central axis；
Screwed pipe plug is provided with external screw thread district 841 close to the periphery wall of one end of base tube central axis, this external screw thread district and metal
The internal threaded regions 817 of housing is adaptive；Screwed pipe plug is provided with outer-hexagonal away from the periphery wall of one end of base tube central axis and twists
Portion 842；The center of screwed pipe plug is provided with tube chamber 843；Screwed pipe plug is fixedly installed in cannelure by its external screw thread district；
Spring is connected on heat-conducting block close to one end of base tube central axis, and spring abuts away from the other end of base tube central axis
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, base tube pressure pipe 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, multiple installation screw and multiple temperature sensing device can be set on base tube, for often
One cable and the temperature with junction, base tube pressure pipe portion monitor in real time, thus realize the further intelligence that power network monitoring runs
Energyization.
(embodiment 3)
The present embodiment and embodiment 2 are essentially identical, and difference is: as shown in Figure 11, and the present embodiment also includes Current Mutual Inductance
Device 7；This current transformer includes toroidal inductive body 71 and intelligent control module 72；In the present embodiment, intelligent control module 72
Making and have the ring-type of onesize vestibule with toroidal inductive body, annular perception sensing body and intelligent control module set side by side
Put combination and form annular, on the overall sheathed outer wall being fixed on base tube of current transformer.In concrete practice, as long as making to own
Clamp hole is positioned in the vestibule of toroidal inductive body, namely has only to so that cable passes the vestibule of toroidal inductive body i.e.
Can.
The present embodiment has four clamp holes, but in concrete practice, can only clamp one or three electric power cables；When
During one electric power cable of clamping, toroidal inductive body may be used for faradic current or voltage signal, now can be general as one
Logical curtage transformer uses；When clamping three electric power cables, toroidal inductive body may be used for sensing zero sequence electricity
Stream signal, finds leak current fault in time, now can use as a zero sequence current mutual inductor；The present embodiment is to select clamping
Article three, electric power cable, namely use as a high pressure zero sequence current mutual inductor.
Intelligent control module can include wireless transmit/receive units, and intelligent control module is felt annular by wireless transmit/receive units
The current signal answering body to sense sends distance host to, to realize accurate long-range no worker monitor.
The internal perisporium of intelligent control module 72 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.
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 (4)
1. an electric power wedge clamp, it is characterised in that: include base tube, stem stem, bolt and cleat assembly；Base tube includes pressure pipe portion
With shrouding portion；Shrouding portion and pressure pipe portion are relatively fixed setting；Shrouding portion is provided with spacing slide opening and through wires hole；On the inwall in pressure pipe portion
It is provided with crimping boss；Stem stem be shaped as frustum, the periphery wall of stem stem is axially arranged with jacking sliding groove and work along pressure pipe portion
Taper electrolysis for jacking sliding groove bottom wall；The center of stem stem is axially arranged with center screw along pressure pipe portion；Cleat assembly includes
Clamp；The inwall of clamp is provided with the guiding slide unit adaptive with jacking sliding groove；Each clamp is provided with guide chute；Each crimping
Boss is provided with the spacing traveller by adaptive with guide chute thus spacing clamp moving direction；Clamp is just to corresponding one
Individual crimping boss is arranged；The inwall of crimping boss is provided with arcuate groove；The outer wall of clamp is provided with arc clip slot, and each arc presss from both sides
Groove and a corresponding arcuate groove clamping form a clamp hole；Each through wires hole in shrouding portion connects with a corresponding clamp hole；
Bolt includes the body of rod, the fastening part being arranged on body of rod one end and the male threaded joint being arranged on body of rod periphery wall；Bolt
Fastening position is outside shrouding portion, and the body of rod of bolt makes male threaded joint be positioned at stem stem through the spacing slide opening in shrouding portion
In center screw；The external diameter of bolt fastening part is more than the spacing slide opening in shrouding portion；Each arc clip slot and arcuate groove are provided with multiple
Puncture；Being provided with multiple installation draw-in groove in each arc clip slot and arcuate groove, each installation in draw-in groove is embedded with a piercing blade；Respectively wear
Thorn sheet includes installation portion and stings blade, and installation portion is inlaid in installation draw-in groove, and thorn blade then exposes installation draw-in groove and forms puncture；Rotation
Turning bolt pulls stem stem to move towards the direction close to shrouding portion；Stem stem pushes each folder by the taper electrolysis in jacking sliding groove
The guiding slide unit of line plate, and then promote each clamp to make its being moved radially outward along pressure pipe portion, thus clamping is positioned at clamp hole
In electric power cable；Base tube is provided with the installation screw extending radially through pressure pipe portion wall body along base tube；This installation screw is fixed with
Temperature sensing device；Temperature sensing device include having the metal shell of storage tank, the temperature sensor being arranged in storage tank,
For temperature sensor being crimped on the spring on storage tank diapire and being used for the screwed pipe plug of limit spring；Temperature sensor bag
Include use heat conductive insulating elastomeric material make heat-conducting block, the thermo-sensitive resistor being arranged in heat-conducting block, be arranged on heat-conducting block
Two connect electric mortiser post；Heat-conducting block can reciprocatingly slide in the storage tank of metal shell；Heat-conducting block is another away from base tube central axis
Enclosing formation cannelure between external diameter and the internal perisporium of storage tank of one end, spring is positioned in this cannelure and is set in heat-conducting block
On one end away from base tube central axis；The center of screwed pipe plug is provided with tube chamber；Screwed pipe plug is fixed by its external screw thread district
It is arranged in cannelure；Spring is connected on heat-conducting block close to one end of base tube central axis, and spring is away from base tube central axis
The other end be connected on screwed pipe plug；Two on heat-conducting block connect in the tube chamber that electric mortiser post is positioned at screwed pipe plug.
Electric power wedge clamp the most according to claim 1, it is characterised in that: metal shell is close to the one of base tube central axis
End is provided with as puncturing the heat conduction boss used, and metal shell is provided with interior hexagonal away from one end of base tube central axis and twists groove；
The periphery wall of metal shell is provided with the external screw thread adaptive with installation screw, and the internal perisporium of storage tank is provided with internal threaded regions；Lead
Hot boss is to protrude the sharp tooth boss formed close to one end of base tube central axis from metal shell.
Electric power wedge clamp the most according to claim 2, it is characterised in that: heat-conducting block is close to one end of base tube central axis
It is connected on the diapire of storage tank；Two connect electric mortiser post protrusion and are arranged on the heat-conducting block other end away from base tube central axis.
Electric power wedge clamp the most according to claim 3, it is characterised in that: screwed pipe plug is close to the one of base tube central axis
The periphery wall of end is provided with external screw thread district, and the internal threaded regions of this external screw thread district and metal shell is adaptive；Screwed pipe plug is away from base tube
The periphery wall of one end of central axis is provided with outer-hexagonal and twists portion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610280252.3A CN106025974A (en) | 2016-05-02 | 2016-05-02 | Electric power wedge-shaped wire clip |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610280252.3A CN106025974A (en) | 2016-05-02 | 2016-05-02 | Electric power wedge-shaped wire clip |
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| CN106025974A true CN106025974A (en) | 2016-10-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610280252.3A Withdrawn CN106025974A (en) | 2016-05-02 | 2016-05-02 | Electric power wedge-shaped wire clip |
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2498833A1 (en) * | 1981-01-29 | 1982-07-30 | Saae | Anchoring block for electrical cable - has two shaped wedges gripping cable in semicircular channel between them |
| CN104607681A (en) * | 2013-11-03 | 2015-05-13 | 西安志越机电科技有限公司 | Thin-wall round pipe turning and clamping device |
-
2016
- 2016-05-02 CN CN201610280252.3A patent/CN106025974A/en not_active Withdrawn
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2498833A1 (en) * | 1981-01-29 | 1982-07-30 | Saae | Anchoring block for electrical cable - has two shaped wedges gripping cable in semicircular channel between them |
| CN104607681A (en) * | 2013-11-03 | 2015-05-13 | 西安志越机电科技有限公司 | Thin-wall round pipe turning and clamping device |
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Application publication date: 20161012 |