CN106972441A - A kind of wire fixing device and compound cross-arm - Google Patents
A kind of wire fixing device and compound cross-arm Download PDFInfo
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- CN106972441A CN106972441A CN201710277617.1A CN201710277617A CN106972441A CN 106972441 A CN106972441 A CN 106972441A CN 201710277617 A CN201710277617 A CN 201710277617A CN 106972441 A CN106972441 A CN 106972441A
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- wire
- cross
- cuff
- wire fixing
- arm
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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
- H02G7/05—Suspension arrangements or devices for electric cables or lines
-
- 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
- H02G7/20—Spatial arrangements or dispositions of lines or cables on poles, posts or towers
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- Details Of Connecting Devices For Male And Female Coupling (AREA)
- Installation Of Indoor Wiring (AREA)
Abstract
The present invention discloses a kind of wire fixing device, and for fixing wire on compound cross-arm, compound cross-arm includes insulation mandrel and the insulating barrier being coated on outside insulation mandrel, and the wire fixing device includes：Cross-arm connector and wire fixing part；Cross-arm connector coats the outer peripheral face for being fixed in insulation mandrel, and cross-arm connector abuts insulating barrier；Wire fixing part is provided with the wire casing for accommodating wire, and wire fixing part is fixed on the outer peripheral face of cross-arm connector, and for wire to be fixed in wire casing.Invention additionally discloses a kind of compound cross-arm.By the above-mentioned means, cross-arm connector of the present invention is completely embedded with insulation mandrel, good airproof performance, the generation of insulation mandrel fracture is prevented effectively from；Meanwhile, the wire casing for accommodating wire is arranged on wire fixing part, by the outer peripheral face that wire fixing part is fixed on to cross-arm connector, it can realize and be limited to wire in wire casing securely, without conducting wire binding, the workload of follow-up maintenance maintenance is reduced, engineering maintenance cost is reduced.
Description
Technical field
The present invention relates to electrical equipment technical field, more particularly to a kind of wire fixing device and compound cross-arm.
Background technology
In distribution network systems, 35kV is usually cement pole and angle cross arm with the erection mode of lower wire, on angle cross arm
Pin insulator is installed fix the direction that reclines of wire on wire, electric pole and insulator should be consistent, wire must recline
On the insulator, therefore wire needs colligation on pin insulator, technology for binding is cumbersome, easily loosen over time, it is necessary to
Timed maintenance is overhauled.
The compound cross-arm developed on the basis of angle cross arm, generally fixes wire using two ways：One is multiple
Close and punched on cross-arm, pin insulator as above is installed to fix wire, wire still needs colligation on pin insulator, and
And punched on compound cross-arm, the mechanical performance of compound cross-arm can be had a strong impact on；Two be as taken off in patent CN202373396U
The composite cross-arm insulator wire fixing device shown, compound horizontal stroke is fixed on using bolt, back of the body cap, pad and arc tabletting by wire
In the wire gland for carrying on a shoulder pole insulator, it is to avoid conducting wire binding and the punching on compound cross-arm, but the wire gland is provided with
Wire casing and the setting of bolt hole can influence its being completely embedded property and sealing with cross arm insulator, steam is easily accessible
And corrosion is caused to composite cross-arm insulator, its mechanical performance is influenceed, easily occurs phenomenon of rupture.
The content of the invention
The present invention solves the technical problem of a kind of wire fixing device and compound cross-arm is provided, it can solve the problem that existing
Wire fixed form make compound cross-arm easily occur fracture and conducting wire binding technique cumbersome and follow-up maintenance workload it is big
Problem.
In order to solve the above technical problems, one aspect of the present invention is：A kind of wire fixing device is provided, used
In fixing wire on compound cross-arm, compound cross-arm includes insulation mandrel and the insulating barrier being coated on outside insulation mandrel, the wire
Fixing device includes：
Cross-arm connector and wire fixing part；
Cross-arm connector coats the outer peripheral face for being fixed in insulation mandrel, and cross-arm connector abuts insulating barrier；
Wire fixing part is fixed on the outer peripheral face of cross-arm connector provided with the wire casing for accommodating wire, wire fixing part, and
For wire to be fixed in wire casing.
Wire fixing device is divided into two parts of cross-arm connector and wire fixing part by the present invention, and cross-arm connector is direct
The outer peripheral face in insulation mandrel is coated and fixed, punching setting need not be carried out by mainly rising on connection function, cross-arm connector so that horizontal
Load connector is completely embedded with insulation mandrel, good airproof performance, it is to avoid the entrance of wet gas, is prevented effectively from insulation mandrel fracture
Occur；Meanwhile, the wire casing for accommodating wire is arranged on wire fixing part, by the way that wire fixing part is fixed on into cross-arm connector
Outer peripheral face, it is possible to achieve be limited to wire in wire casing securely, without conducting wire binding technique, reduces the work of follow-up maintenance maintenance
Measure, reduce engineering maintenance cost.
Wherein, cross-arm connector is sleeve, the inner wall shape of sleeve and the cross sectional shape phase for being coated on interior insulation mandrel
Unanimously.
Wherein, sleeve is the hollow structure of one end open, and sleeve is fixed in the end of insulation mandrel, sleeve covers end
Outer surface.
Wherein, sleeve is the hollow structure of both ends open, and sleeve is fixed in the intermediate region of insulation mandrel.
Wherein, the outer peripheral face of sleeve is provided with projection, and projection abuts wire fixing part so that wire fixing part is spacing in set
On cylinder.
Wherein, outer peripheral face of the wire fixing part along cross-arm connector surrounds cross-arm connector entirely.
Wherein, wire fixing part includes the first fixation kit, the second fixation kit and the fastener being oppositely arranged, and first consolidates
Component is determined provided with wire casing, wire is inserted after wire casing, the first fixation kit and the second fixation kit and appended claims are by wire
It is fixed in wire casing.
Wherein, the first fixation kit is the first cuff, and the second fixation kit is the second cuff, and wire casing is to be arranged at the first hoop
Cover the installation being respectively equipped with the deep-slotted chip breaker of intermediate region, the first cuff and the second cuff with appended claims；
First cuff and the second cuff are set in behind the periphery of cross-arm connector to be attached with fastener.
Wherein, the first fixation kit is level hoop plate, and the second fixation kit includes the first cuff and the second cuff, and wire casing is
Deep-slotted chip breaker located at level hoop plate intermediate region, level hoop plate, the first cuff and the second cuff are provided with corresponding with fastener
Install；
Level hoop plate paperback is set in cross-arm relatively in an outer peripheral face of cross-arm connector, the first cuff and the second cuff
It is attached after remaining outer peripheral face of connector with level hoop plate by fastener.
Wherein, wire fixing part includes the first fixation kit, the second fixation kit, the first fastener and the being oppositely arranged
Two fasteners, the first fixation kit is provided with wire casing；
First fixation kit and the second fixation kit with the first appended claims by being fixed in the outer of cross-arm connector
Wire is further fixed in wire casing by side face, wire casing with the second appended claims.
Wherein, the first fixation kit is the first cuff, and the second fixation kit is the second cuff, the first cuff and the second cuff
Provided with the installation with the first appended claims；
First cuff and the second cuff are set with the outer peripheral face in cross-arm connector and are attached by fastener.
Wherein, wire casing is the U-type groove located at the first cuff intermediate region, and the side wall of U-type groove is provided with and the second fastener
The installation of cooperation.
Wherein, cross-arm connector is enclosed in outer circumferential surface section subpackage of the wire fixing part along cross-arm connector.
Wherein, wire fixing part includes the cuff provided with wire casing, the auricle and fastener that coordinate with cuff, and cross-arm connects
Extension is provided with auricle on relative two outer peripheral face of fitting, and cuff and auricle are attached by fastener.
Wherein, cross-arm connector and/or wire fixing part pass through metal stamping formed.
, can be according to actual need by the way that the cross-arm connector and wire fixing part wall thickness of sheet metal forming technology shaping be relatively thin, light weight
The change of cross sectional shape is carried out, strong adaptability is easy to process, can significantly reduce material cost and process costs.
Wherein, cross-arm connector is fixed in by way of mucilage binding or crimping on compound cross-arm.
In order to solve the above technical problems, another technical scheme that the present invention is used is：A kind of compound cross-arm is provided, this is combined
Cross-arm fixes wire using wire fixing device as described above.
Wire is fixed using the wire fixing device, can avoid punching on compound cross-arm, and it is straight with compound cross-arm
Without punching setting is carried out on the cross-arm connector connect in succession, insulation mandrel is in sealed environment, it is to avoid external environment condition pair
The corrosion of insulation mandrel, can be prevented effectively from the generation of insulation mandrel fracture.
Brief description of the drawings
Fig. 1-Fig. 2 is the structural representation of wire fixing device first embodiment of the present invention,
Wherein：
Fig. 1 is the structural representation that the wire fixing device is used cooperatively with compound cross-arm；
Fig. 2 is the exploded perspective view of the wire fixing device；
During Fig. 3 is wire fixing device second embodiment of the present invention, the wire fixing device with compound cross-arm is supporting makes
Structural representation；
Fig. 4-Fig. 5 is the structural representation of the embodiment of wire fixing device the 3rd of the present invention,
Wherein：
Fig. 4 is the dimensional structure diagram of the wire fixing device；
Fig. 5 is the main structure diagram of the wire fixing device；
Fig. 6 is the structural representation of the embodiment of wire fixing device the 4th of the present invention；
Fig. 7 is the structural representation of the embodiment of wire fixing device the 5th of the present invention.
Embodiment
To make those skilled in the art be best understood from technical scheme, below in conjunction with the accompanying drawings and specific implementation
Mode is elaborated further to a kind of wire fixing device provided by the present invention and compound cross-arm.
As shown in figure 1, wire fixing device first embodiment of the present invention, the wire fixing device is used in compound cross-arm
Upper fixed wire, compound cross-arm includes insulation mandrel 11 and the insulating barrier 12 being coated on outside insulation mandrel 11, and the wire fixes dress
Put including cross-arm connector 13 and wire fixing part 14, cross-arm connector 13 is coated and fixed on the outer peripheral face of insulation mandrel 11, it is horizontal
Carry on a shoulder pole connector 13 and abut insulating barrier 12；Wire fixing part 14 is fixed provided with the wire casing 1411 for accommodating wire, wire fixing part 14
In the outer peripheral face of cross-arm connector 13, and for wire to be fixed in wire casing 1411.
Compound cross-arm is used in electric line and low-voltage lines, can effectively prevent thunderbolt event, improves circuit operation
Reliability and stability.Compound cross-arm includes insulation mandrel 11 and the insulating barrier 12 being coated on outside insulation mandrel 11, insulation mandrel
11 typically refer to the section with certain regular geometric shapes, can bearing load, be made up of resin impregnated fiberglass；Insulation
Layer 12 is typically to be made up of silicon rubber or other macromolecule organic materials, is coated on outside insulation mandrel 11, can avoid insulating core
Rod 11 is by environmental corrosion；Insulating barrier 12 can also refer to the corrosion-inhibiting coating coated on the surface of insulation mandrel 11.
When wire fixing device is arranged on compound cross-arm, optional installation on the insulating layer 12, or is directly installed on insulation
On plug 11, but it is due to wire fixing device usually metal material, and needs to bear certain load, when it is arranged on
When on insulating barrier 12, the long-term stress of one side insulating barrier 12 produces abrasion, and insulation mandrel 11 exposes in atmosphere, easily by environment
Corrosion, it is affixed more difficult between another aspect metal and insulating barrier 12, therefore in the present embodiment, wire fixing device
It is directly installed on insulation mandrel 11, is previously mentioned that wire fixing device of the prior art is easily made to insulation mandrel 11
Into corrosion, occurs phenomenon of rupture.
For this case, the wire fixing device of present embodiment is divided into cross-arm connector 13 and wire fixing part 14,
The outer peripheral face in insulation mandrel 11 is directly coated and fixed in cross-arm connector 13, and cladding described here typically refers to all standing,
That is being the outer surface all standing for exposing insulation mandrel 11 when cross-arm connector 13 and affixed insulation mandrel 11.Cross-arm is connected
Close connection, good airproof performance can be realized between part 13 and insulation mandrel 11 mucilage binding or by way of crimping, it is to avoid external environment condition
Corrosion to insulation mandrel 11；
Provided with the wire casing 1411 for accommodating wire on wire fixing part 14, a certain portion of wire casing 1411 and wire fixing part 14
It is divided into and is integrally formed, when wire fixing part 14 is fixed on the outer peripheral face of cross-arm connector 13, wire casing 1411 is usually located at compound horizontal stroke
The top away from ground is carried on a shoulder pole, now cross-arm connector 13 can play a supporting role to the wire in wire casing 1411, preferably transmit
Active force of the external environment condition to wire；
Wire fixing part 14 is fixed on the outer peripheral face of cross-arm connector 13, that is the fixation of wire fixing part 14 is in horizontal stroke
Carry on a shoulder pole the outside of connector 13, need not be that fixation can be achieved through the inside of cross-arm connector 13, the fixation is optional to fix wire
Part 14 is fastened after being sleeved on the outer peripheral face of cross-arm connector 13, also it is optional by wire fixing part 14 by weld or be bonded
Mode, which is fixed on the outer peripheral face of cross-arm connector 13, or both, to be combined, and other can realize the mode of above-mentioned fixation.
Specifically, as shown in Fig. 2 in present embodiment, cross-arm connector is sleeve 13, and sleeve 13 is in one end open
Hollow structure, sleeve 13 is fixed in the end of insulation mandrel 11 and coats whole outer surfaces of end.Sleeve 13 and compound cross-arm
One end that insulating barrier 12 is abutted against is provided with flange 132, and insulating barrier is coated on flange 132 and forms sealing structure, and both can pass through
Mucilage binding or other modes realize connection, are not discussed in detail herein.
Sleeve 13 is the hollow cylinder of rectangle, the cross sectional shape for the insulation mandrel 11 being adapted in being coated on, the insulating core
Rod 11 is chosen as the solid construction or the tubular structure for rectangle of rectangle.Certainly, in other embodiments, the sleeve is interior
Wall shape can change with the cross sectional shape of insulation mandrel, and being chosen as circle, hexagon, triangle etc. has the geometry of certain rule
Shape.
Wire fixing part 14 includes fixation kit 141, fixation kit 142 and the fastener 143 being oppositely arranged, fixation kit
141 and after fixation kit 142 fixes, the sleeve 13 is surrounded entirely along the outer peripheral face of sleeve 13, that is fixation kit 141 and fixed
State after component 142 is fixed is all outer peripheral faces for surrounding sleeve 13, but the outer peripheral face including not necessarily will be around is complete
Portion is covered.
Fixation kit is cuff 141, and fixation kit is cuff 142, and wire casing is the arc for being arranged at the intermediate region of cuff 141
Groove 1411, fastener is that the screw 144 coordinated with fastener 143 is respectively equipped with bolt 143, cuff 141 and cuff 142.
The cross sectional shape of cuff 141 and cuff 142 is adapted to the cross sectional shape of sleeve 13, is rectangular-shaped.Positioned at cuff 141
On the accurate measurement of deep-slotted chip breaker 1411 be adapted to the outside dimension of wire, be set with by cuff 141 and cuff 142 in set
When the periphery of cylinder 13 is fastened, wire is just limited in deep-slotted chip breaker 1411, so as to avoid carrying out colligation to wire, is reduced
The workload of later maintenance maintenance, reduces engineering cost.
In order to prevent the slip of cuff 141 and cuff 142 on sleeve 13, in outer peripheral face of the sleeve 13 away from insulating barrier 12
Projection 131 is provided with, can be selected on each outer peripheral face and be designed with projection 131, the number to projection 131 is not limited, can basis
It is actually needed and is adjusted.Because the flange 132 of the other end of sleeve 13 is abutted with insulating barrier 12 so that cuff 141 and cuff
142 are placed exactly between projection 131 and flange 132, and realization is fixedly secured, it is to avoid the slip of both sides to the left and right.
The sleeve 13 and wire fixing part 14 of present embodiment are metalwork, optional to pass through sheet metal forming technology shaping, metal
Projection 131 on the optional steel with higher toughness, such as 08F steel, sleeve 13 is the two times punch after sleeve 13 is stamped out
Deep-slotted chip breaker 1411 in shaping, cuff 141 is handled also with Sheet Metal Forming Technology to be formed.
On the premise of the intensity of sleeve 13 and wire fixing part 14 meets distribution demand, stamp out come sleeve 13 compared with
Thin, light weight, the change of cross sectional shape can be carried out according to actual needs, and the quality of wire fixing part 14 is also relatively light, can significantly drop
Low material cost and process costs.Certainly in other embodiments, sleeve and wire fixing part are also optional passes through casting, forging
Deng technological forming, it is defined so that actual demand can be met.
Referring to Fig. 1-Fig. 2, the wire fixing device of present embodiment and the matching used specific side of compound cross-arm
Method is：
S1：After the completion of the insulation mandrel 11 of compound cross-arm is produced, sleeve 13 is being insulated by way of mucilage binding or crimping
The end of plug 11 carries out affixed, the whole outer surface of the cladding of sleeve 13 end；
S2：The cladding of insulating barrier 12, insulating barrier 12 and set are carried out on remaining outer peripheral face of insulation mandrel 11 except sleeve 13
Sealing, insulation mandrel 11 and external environs are mutually abutted between cylinder 13, it is to avoid the corrosion of external environment condition；
S3：Above-mentioned compound cross-arm is arranged on electric pole, wire is inserted in the wire casing 1411 in cuff 141, by cuff
141 and cuff 142 be set in the outer peripheral face of sleeve 13, cuff 141 and cuff 142 abut the projection 131 on sleeve 13, profit
It is fastenedly connected with bolt 143 so that wire is firmly spacing in wire casing 1411.
By said process, the connection of wire fixing device and compound cross-arm, and the fixation to wire are realized, can be seen
Go out, the sleeve 13 and insulation mandrel 11 of present embodiment do not carry out perforate setting, and wire is without colligation, it is to avoid mandrel fracture
The generation of phenomenon, reduces the workload installed and overhauled with follow-up maintenance.
It should be noted that the inner wall shape of present embodiment middle sleeve 13 is rectangle, on the outer peripheral face of sleeve 13, except convex
Other surfaces outside block 131, flange 132 are horizontal plane, and deep-slotted chip breaker 1411 is located on the outer peripheral face of sleeve 13, but in other realities
Apply in mode, in order to better adapt to be set on the various outer diameter size of wire, the outer peripheral face that the relative sleeve of deep-slotted chip breaker can be selected in
Fluted, groove is corresponding with deep-slotted chip breaker to fix wire therebetween, can equally realize and be fixedly secured.
Referring to Fig. 3, wire fixing device second embodiment of the present invention, the wire fixing part phase with first embodiment
Seemingly, it will not be repeated here, difference is that the cross-arm connector of present embodiment is sleeve 23, and sleeve 23 is both ends open
Hollow structure, sleeve 23 is located at the intermediate region of insulation mandrel 21, (does not show in figure positioned at compound cross-arm and electric pole specifically
Go out) tie point and insulation mandrel 21 end between region.
The flange of coated insulation layer is equipped with the outer peripheral face of the both sides of insulating barrier 22 in sleeve 23 so that wire is solid
Determine part 24 to be limited between the flange of both sides, it is to avoid slip of the wire fixing part 24 on sleeve 23.
The wire fixing device of present embodiment may be implemented in one together with the wire fixing device of first embodiment
The erection of single loop three-phase conducting wire on compound cross-arm.
Referring to Fig. 4, the embodiment of wire fixing device the 3rd of the present invention, wire fixing device includes cross-arm connector 31
With wire fixing part 32, cross-arm connector is sleeve 31, and sleeve 31 is the hollow structure of one end open, and sleeve 31 is located at insulating core
The end of rod, and coat the whole outer surface of end；
Wire fixing part 32 includes fixation kit 321, fixation kit 322 and the fastener 323 being oppositely arranged, fixation kit
321 and fixation kit 322 fix after, surround the sleeve 31 entirely along the outer peripheral face of sleeve 31.
Specifically, fixation kit is level hoop plate 321, and fixation kit 322 includes cuff 3221 and cuff 3222, and wire casing is
Deep-slotted chip breaker 3211 located at the intermediate region of level hoop plate 321, fastener is bolt 323, in level hoop plate 321, the and of cuff 3221
Cuff 3222 is provided with screw (not shown) corresponding with fastener 323.
Referring to Fig. 5, when cuff 3221 and cuff 3222 are fixed on sleeve 31, between cuff 3221 and cuff 3222
Leave gap, it is therefore desirable to projection 311 is provided with the outer peripheral face positioned at the sleeve 31 of the gap location, it is to avoid cuff 3221 and hoop
Cover 3222 slip to each other；It is also required to set convex on the outer peripheral face of the sleeve 31 of opposite side of the cuff 3222 away from insulating barrier
Block 312, it is to avoid slip of the cuff 3222 in opposite side.
The method that supports the use of the wire fixing device and compound cross-arm is：The insulation mandrel production of compound cross-arm is completed
Afterwards, the end progress by sleeve 31 in insulation mandrel by way of mucilage binding or crimping is affixed, and sleeve 31 coats the whole of end
Outer surface；The cladding of insulating barrier is carried out except the outer peripheral face of sleeve 31 in insulation mandrel, is mutually abutted between insulating barrier and sleeve 31
Sealing, insulation mandrel and external environs, it is to avoid the corrosion of external environment condition；
Above-mentioned compound cross-arm is arranged on electric pole, wire is inserted in the wire casing 3211 on level hoop plate 321, by level
Bind round the paperback of plate 321 and be set in cross-arm connector relatively in an outer peripheral face of cross-arm connector 31, cuff 3221 and cuff 3222
After 31 remaining outer peripheral face, it is fastenedly connected using bolt 323 so that wire is firmly spacing in wire casing 3211.In cuff
3221st, rubber sheet gasket (not shown) can be added between the face that cuff 3222 and level hoop plate 321 are contacted, to reduce to wire
Abrasion.
By said process, the connection of wire fixing device and compound cross-arm, and the fixation to wire are realized, can be seen
Go out, the sleeve 31 and insulation mandrel of present embodiment do not carry out perforate setting, and wire is without colligation, it is to avoid mandrel fracture is existing
The generation of elephant, reduces the workload installed and overhauled with follow-up maintenance.
In other embodiments, sleeve is changed to the hollow structure of both ends open, the structure of wire fixing part is similar, can
For fixing wire in the intermediate region of compound cross-arm.
Referring to Fig. 6, the embodiment of wire fixing device the 4th of the present invention, the wire fixing device includes cross-arm connector
41 and wire fixing part 42, cross-arm connector is sleeve 41, and sleeve 41 is the hollow structure of one end open, and sleeve 41 is located at insulation
The end of plug (not shown), and coat the whole outer surface of end；
Wire fixing part 42 includes fixation kit 421, fixation kit 422, fastener 423 and the fastener being oppositely arranged
424, fixation kit 421 is provided with wire casing 4211, and fixation kit 421 and fixation kit 422 are fixed by coordinating with fastener 423
In the outer peripheral face in cross-arm connector 41, wire casing 4211 further coordinates with fastener 424 is fixed on wire in wire casing 4211.
Fixation kit 421 and fixation kit 422 are fixed on by fastener 423 after the outer peripheral face of cross-arm connector 41, are made
Obtain wire casing 4211 and be located at compound top of the cross-arm away from ground, now insert wire in wire casing 4211, can by fastener 424
Wire is firmly secured in wire casing 4211, without colligation.
Specifically, fixation kit is cuff 421, and fixation kit is cuff 422, and fastener is bolt 423, the He of cuff 421
Cuff 422 is provided with the screw coordinated with bolt 423, and wire casing is the U-type groove 4211 located at the intermediate region of cuff 421, fastener
For bolt 424, the screw coordinated with bolt 424 is provided with the side wall of U-type groove 4211.
In order to prevent the slip of cuff 421 and cuff 422 on sleeve 41, on outer peripheral face of the sleeve 41 away from insulating barrier
Provided with projection 411, it can be selected on each outer peripheral face and be designed with projection 411, the number to projection 411 is not limited, can be according to reality
Border needs to be adjusted.Because the other end of sleeve 41 is provided with flange, flange abuts sealing with insulating barrier so that the He of cuff 421
Cuff 422 is placed exactly between projection 411 and flange, and realization is fixedly secured, it is to avoid the slip of both sides to the left and right.
Cuff 421 and cuff 422 are set with the periphery of cross-arm connector 41 and are fixed by bolt 423, in U
The bottom surface of type groove 4211 can place rubber sheet gasket 43, and wire is placed in rubber sheet gasket 43, and fastening company is carried out using bolt 424
Connect, the size of U-type groove 4211 is adapted to the outside dimension of wire so that wire is just spacing in the U-type groove 4211.
In one embodiment, internal thread can be set in the side wall of U-type groove, is realized by plug screw and screw-internal thread fit to wire
Fastening.
In yet another embodiment, sleeve is changed to the hollow structure of both ends open, the structure of wire fixing part is similar, can
For fixing wire in the intermediate region of compound cross-arm.
Referring to Fig. 7, the embodiment of wire fixing device the 5th of the present invention, the wire fixing device includes cross-arm connector
51 and wire fixing part 52, cross-arm connector is sleeve 51, and sleeve 51 is the hollow structure of one end open, and sleeve 51 is located at insulation
The end of plug (not shown), and coat the whole outer surface of end；
Wire fixing part 52 includes the cuff 521 provided with wire casing 5211, the auricle 522 coordinated with cuff 521 and fastening
Part 523.Auricle 522 is extended out by two relative outer peripheral faces of sleeve 51, and auricle 522 can be integrally formed with sleeve 51, or
Person's auricle 522 is welded or is bonded on sleeve 51, between auricle 522 and sleeve 51 not through.
Fastener is that the screw coordinated with bolt 523 is respectively equipped with bolt 523, cuff 521 and auricle 522.Wire casing can
For the deep-slotted chip breaker 5211 in cuff 521, wire is inserted after deep-slotted chip breaker 5211, cuff 521 is set in the outer of sleeve 51
In week, fastened between cuff 521 and auricle 522 by bolt 523, the wire fixing part 52 assembled surrounds the portion of sleeve 51
Exceptionally side face.
As can be seen that sleeve 51 is coated and fixed on the end of insulation mandrel, a sealing structure is formed in end, makes insulation
Plug from external environment condition corrosion, and wire fixing device part surround sleeve 51 outer peripheral face, utilize cuff 521 and auricle
Wire is fixedly secured in deep-slotted chip breaker 5211 by the fixation between 522, without technology for binding, reduces the work of follow-up maintenance maintenance
Amount, reduces engineering cost.
It should be noted that wire fixing device of the above-mentioned second embodiment into the 5th embodiment can pass through punching
Technological forming is pressed, the wire fixing device cost stamped out is low, light weight, intensity meet distribution demand.
Further, the wire fixing device of the respective embodiments described above, applied on compound cross-arm, but it is solid to above-mentioned wire
Determine the structure of device, apply the engineering demand in other occasions, be also covered by within protection scope of the present invention.
The compound embodiment of cross-arm one of the present invention, the compound cross-arm is fixed using the wire in each embodiment as described above
Device fixes wire.
Embodiments of the present invention are the foregoing is only, are not intended to limit the scope of the invention, it is every to utilize this
Equivalent structure or equivalent flow conversion that description of the invention and accompanying drawing content are made, or directly or indirectly it is used in other correlations
Technical field, is included within the scope of the present invention.
Claims (17)
1. a kind of wire fixing device, for fixing wire on compound cross-arm, the compound cross-arm includes insulation mandrel and bag
The insulating barrier overlayed on outside the insulation mandrel, it is characterised in that the wire fixing device includes：
Cross-arm connector and wire fixing part；
The cross-arm connector cladding is fixed in the outer peripheral face of the insulation mandrel, and the cross-arm connector abuts the insulation
Layer；
The wire fixing part is fixed on the cross-arm connector provided with the wire casing for accommodating the wire, the wire fixing part
Outer peripheral face, and for the wire to be fixed in the wire casing.
2. wire fixing device according to claim 1, it is characterised in that
The cross-arm connector is sleeve, the inner wall shape of the sleeve and the cross sectional shape phase one for being coated on interior insulation mandrel
Cause.
3. wire fixing device according to claim 2, it is characterised in that the sleeve is the hollow knot of one end open
Structure, the sleeve is fixed in the end of the insulation mandrel, the outer surface of end described in the sleeve covers.
4. wire fixing device according to claim 2, it is characterised in that the sleeve is the hollow knot of both ends open
Structure, the sleeve is fixed in the intermediate region of the insulation mandrel.
5. wire fixing device according to claim 2, it is characterised in that
The outer peripheral face of the sleeve is provided with projection, and the projection abuts the wire fixing part so that the wire fixing part is limited
Position is on the sleeve.
6. wire fixing device according to claim 1, it is characterised in that the wire fixing part is connected along the cross-arm
The outer peripheral face of part surrounds the cross-arm connector entirely.
7. wire fixing device according to claim 6, it is characterised in that
The wire fixing part includes the first fixation kit, the second fixation kit and the fastener being oppositely arranged, and described first consolidates
Component is determined provided with the wire casing, and the wire is inserted after the wire casing, first fixation kit and the second fixation group
The wire is fixed in the wire casing by part with the appended claims.
8. wire fixing device according to claim 7, it is characterised in that
First fixation kit is the first cuff, and second fixation kit is the second cuff, and the wire casing is is arranged at
State to be respectively equipped with the deep-slotted chip breaker of the first cuff intermediate region, first cuff and second cuff and match somebody with somebody with the fastener
The installation of conjunction；
First cuff and second cuff are set in after the outer peripheral face of the cross-arm connector and the fastener
It is attached.
9. wire fixing device according to claim 7, it is characterised in that
First fixation kit is level hoop plate, and second fixation kit includes the first cuff and the second cuff, the line
Groove is the deep-slotted chip breaker located at the level hoop plate intermediate region, the level hoop plate, first cuff and second cuff
Installed provided with corresponding with the fastener；
The level hoop plate paperback is in an outer peripheral face of the cross-arm connector, first cuff and the second cuff phase
It is attached to being set in after remaining outer peripheral face of the cross-arm connector with the level hoop plate by fastener.
10. wire fixing device according to claim 6, it is characterised in that the wire fixing part includes being oppositely arranged
The first fixation kit, the second fixation kit, the first fastener and the second fastener, first fixation kit is provided with described
Wire casing；
First fixation kit and second fixation kit with first appended claims by being fixed in the horizontal stroke
The outer peripheral face of connector is carried on a shoulder pole, the wire is further fixed on the wire casing by the wire casing with second appended claims
It is interior.
11. wire fixing device according to claim 10, it is characterised in that first fixation kit is the first hoop
Set, second fixation kit is the second cuff, and first cuff and second cuff are provided with and the described first fastening
The installation that part coordinates；
First cuff and second cuff are set with the outer peripheral face in the cross-arm connector and by the fastening
Part is attached.
12. wire fixing device according to claim 11, it is characterised in that
The wire casing is the U-type groove located at the first cuff intermediate region, and the side wall of the U-type groove is provided with and described second
The installation of appended claims.
13. wire fixing device according to claim 1, it is characterised in that the wire fixing part connects along the cross-arm
The cross-arm connector is enclosed in the outer circumferential surface section subpackage of fitting.
14. wire fixing device according to claim 13, it is characterised in that
The wire fixing part includes the cuff provided with the wire casing, the auricle and fastener that coordinate with the cuff, described
Extension is provided with the auricle on two relative outer peripheral faces of cross-arm connector, and the cuff and the auricle pass through the fastener
It is attached.
15. wire fixing device according to claim 1, it is characterised in that
The cross-arm connector and/or the wire fixing part pass through metal stamping formed.
16. wire fixing device according to claim 1, it is characterised in that
The cross-arm connector is fixed in by way of mucilage binding or crimping on the insulation mandrel.
17. a kind of compound cross-arm, it is characterised in that the compound cross-arm uses the wire as described in claim any one of 1-16
Fixing device fixes wire.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710277617.1A CN106972441B (en) | 2017-04-25 | 2017-04-25 | A kind of wire fixing device and compound cross-arm |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710277617.1A CN106972441B (en) | 2017-04-25 | 2017-04-25 | A kind of wire fixing device and compound cross-arm |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106972441A true CN106972441A (en) | 2017-07-21 |
| CN106972441B CN106972441B (en) | 2019-03-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710277617.1A Active CN106972441B (en) | 2017-04-25 | 2017-04-25 | A kind of wire fixing device and compound cross-arm |
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| Country | Link |
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| CN (1) | CN106972441B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107859417A (en) * | 2017-11-24 | 2018-03-30 | 方隆电气设备有限公司 | A kind of composite insulation cross arm |
| EP3706273A4 (en) * | 2017-10-30 | 2021-08-04 | Jiangsu Shemar Electric Co., Ltd. | Overhead power distribution line |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN106972441B (en) | 2019-03-05 |
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