CN205400233U - Install cross arm on wire pole - Google Patents

Install cross arm on wire pole Download PDF

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Publication number
CN205400233U
CN205400233U CN201620170700.XU CN201620170700U CN205400233U CN 205400233 U CN205400233 U CN 205400233U CN 201620170700 U CN201620170700 U CN 201620170700U CN 205400233 U CN205400233 U CN 205400233U
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China
Prior art keywords
arm
cross
cross arm
radian
hook
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Active
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CN201620170700.XU
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Chinese (zh)
Inventor
范守洪
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Henan Guqiang Electrical Equipment Co Ltd
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Henan Guqiang Electrical Equipment Co Ltd
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Priority to CN201620170700.XU priority Critical patent/CN205400233U/en
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Abstract

The utility model relates to an install cross arm on wire pole, effectual solved traditional cross arm fixed inconvenient, bear that gravity is less, the inconvenient problem of operation, the technical scheme of its solution is including first cross arm, first cross arm top and below are equipped with second cross arm and third cross arm, first cross arm, the second cross arm, the both sides of third cross arm are connected through firm pole, first cross arm, the second cross arm, be equipped with the mounting hole on the third cross arm, first cross arm is connected with the staple bolt through the go -between, the staple bolt includes two semi -circular staple bolts, connect through a plurality of connecting rods between two semi -circular staple bolts, the one end of semi -circular staple bolt is connected with the radian hook, be equipped with the radian board of connecting two semi -circular staple bolts between the radian hook, the other end of semi -circular staple bolt through spring coupling have with the corresponding cylinder pole of radian hook, the middle part cover of cylinder pole has the cam post that does not coincide rather than the center, be equipped with the handle on the cam post, the utility model discloses simple to operate is difficult to drop.

Description

Cross-arm on utility poles is installed
Technical field
This utility model relates to technical field of electric power, particularly a kind of cross-arm installed on utility poles.
Background technology
The angle bar that electric pole top is laterally fixing, has porcelain vase above, is used for supporting trolley wire.The effect of cross-arm: cross-arm is ingredient important in shaft tower, its effect is used to install insulator and gold utensil, to support wire, lightning conducter, and so as to keeps certain safe distance by regulation.
Cross-arm is part and parcel in shaft tower, its effect is used to install insulator and gold utensil, to support wire, lightning conducter, and so as to keep certain safe distance by regulation, current relatively broad use have iron cross arm, porcelain pole arm, composite material cross arm etc., wherein to have antifouling property good for composite material cross arm, environmental corrosion resisting, light weight, the advantage being easily installed and safeguarding, but composite material cross arm mostly is the tubing adopting tradition pultrude process molding, its structure is hollow thin-wall, this composite material cross arm needs to coordinate U-shaped hoop to use, when mounted, U-shaped cuff is connected on shaft tower, the two ends of U-shaped hoop through be opened on cross-arm to perforation and be connected with nut, so that the two sides of cross-arm offset with nut and shaft tower respectively, by cross-arm stable position.
But present cross-arm is when fixing, owing to bear the various lines such as wire, lightning conducter, and cross-arm is all only fixing middle, cause that the two ends of cross-arm are uneven, so that causing cross-arm discontinuity and breaking, now a lot of cross-arms is all provided with brace and connects on utility poles in the both sides of cross-arm, the structure constituting two trianglees is fixedly connected, and present cross-arm can only fill the insulator of fixed qty to bear the wire of fixed weight, often fill a cross-arm, it is required for anchor ear to complete to fix, causes the waste of resource and the constant of operation.
It is therefore necessary to find a kind of mode to solve this problem.
Summary of the invention
For above-mentioned situation, for overcoming the defect of prior art, the purpose of this utility model is just to provide a kind of installs cross-arm on utility poles, effectively solve traditional cross-arm fixing inconvenient, bear that gravity is less, the problem of inconvenient operation.
nullThe technical scheme of its solution is,Including the first cross-arm,The second parallel cross-arm and the 3rd cross-arm it is respectively equipped with above and below first cross-arm,First cross-arm、Second cross-arm、3rd cross-arm changes from small to big from top to bottom successively,First cross-arm、Second cross-arm、The both sides of the 3rd cross-arm connect through firm bar,Constitute the first cross-arm、Second cross-arm、The structure that 3rd cross-arm composition is trapezoidal,First cross-arm、Second cross-arm、3rd cross-arm and firm bar are closely connected through built-in lock button respectively,First cross-arm、Second cross-arm、3rd cross-arm is provided with the installing hole of multiple installation insulator,First cross-arm is connected ring and is connected to anchor ear,Anchor ear includes two semicircle anchor ears of consistency from top to bottom,Connect through multiple connecting rods between two semicircle anchor ears,One end of semicircle anchor ear is connected to bandy radian hook,The radian plate connecting two semicircle anchor ears it is provided with between radian hook,The other end of semicircle anchor ear is connected to the cylindrical bar corresponding with radian hook through spring,The middle part of cylindrical bar is cased with the cam post misaligned with its center,Cam post is provided with handle,Constitute through spring elongation cylindrical bar,Cylindrical bar is made to be stuck in radian hook,And outwards press handle,Cam post props up the structure of radian plate.
This utility model structure is ingenious, uses an anchor ear can fix multiple cross-arm, and can install multiple insulator, increases the quantity of conducting wire, and operator is easy for installation, reduces operator's danger in work high above the ground, and anchor ear is easy to use, it is not easy to come off.
Accompanying drawing explanation
Fig. 1 is the trapezoidal cross-arm schematic diagram of this utility model.
Fig. 2 is this utility model cross-arm and firm bar connection diagram.
Fig. 3 is this utility model top view schematic diagram.
Fig. 4 is this utility model anchor ear schematic perspective view.
Detailed description of the invention
Below in conjunction with accompanying drawing, detailed description of the invention of the present utility model is described in further detail.
nullProvided by Fig. 1 to Fig. 4,This utility model includes the first cross-arm 1,The second parallel cross-arm 2 and the 3rd cross-arm 3 it is respectively equipped with above and below first cross-arm 1,First cross-arm 1、Second cross-arm 2、3rd cross-arm 3 changes from small to big from top to bottom successively,First cross-arm 1、Second cross-arm 2、The both sides of the 3rd cross-arm 3 connect through firm bar 4,Constitute the first cross-arm 1、Second cross-arm 2、3rd cross-arm 3 forms trapezoidal structure,First cross-arm 1、Second cross-arm 2、3rd cross-arm 3 is closely connected through built-in lock button respectively with firm bar 4,First cross-arm 1、Second cross-arm 2、3rd cross-arm 3 is provided with the installing hole 5 of multiple installation insulator,First cross-arm 1 is connected ring 6 and is connected to anchor ear 7,Anchor ear 7 includes two semicircle anchor ears 8 of consistency from top to bottom,Connect through multiple connecting rods 9 between two semicircle anchor ears 8,One end of semicircle anchor ear 8 is connected to bandy radian hook 10,The radian plate 11 connecting two semicircle anchor ears 8 it is provided with between radian hook 10,The other end of semicircle anchor ear 8 is connected to the cylindrical bar 13 corresponding with radian hook 10 through spring 12,The middle part of cylindrical bar 13 is cased with the cam post 14 misaligned with its center,Cam post 14 is provided with handle 15,Constitute and stretch cylindrical bar 13 through spring 12,Cylindrical bar 13 is made to be stuck in radian hook 10,And outwards press handle 15,Cam post 14 props up the structure of radian plate 10.
Between described the first cross-arm 1 and the second cross-arm 2, between the second cross-arm 2 and the 3rd cross-arm 3, it is equipped with multiple fixed mount 16.
The side of first described cross-arm the 1, second cross-arm the 2, the 3rd cross-arm 3 is provided with intilted first groove 17, peripherally multiple the second grooves 18 caved inward successively in first groove 17, one end of firm bar 4 is provided with the first protruding block 19 mated with the first groove 17, and outer the placing of the first protruding block 19 is sequentially provided with multiple the second protruding block 20 mated with the second groove 18.
The first described groove 17 and the connecting portion of the first protruding block 19 are fixed through the bolt 21 internal through it.
When this utility model uses,
This utility model links together through first cross-arm the 1, second cross-arm the 2, the 3rd 3 three cross-arms of cross-arm, and with fixing form composition trapezium structure, one is the quantity that can increase and install insulator, two be first cross-arm the 1, second cross-arm the 2, the 3rd cross-arm 3 with firm bar 4 through built-in lock button compact siro spinning technology, an entirety can be formed, so as to all linked with one another, increase stability, it is not easy to come off, it is also possible to bear bigger weight.
And when closely cooperating, bolt, screw etc. need not be used to fix, it is only necessary to the first groove 17 matches with the second protruding block 20 with first protruding block the 19, second groove 18, is then closely plugged in together, the installation to cross-arm can be completed, greatly reduce the working strength of operator.
Further, when the wire on insulator is more, heavier, in order to more consolidate its stability, can also be connected through bolt 21 with the first protruding block 19 place at the first groove 17 equally.
The connected mode of first groove the 17, first protruding block the 19, second groove the 18, second protruding block 20 can conveniently operate installation, it is no longer necessary to carry aid, because the dangerous property when climbing electric pole or steel tower, construct aloft very inconvenient, and when being fixed, it is only necessary to an anchor ear is fixed on the first cross-arm 1, it is not necessary to bind anchor ear during each cross-arm, decrease the usage quantity of anchor ear, and steadiness is also very strong.
Traditional anchor ear is that two relative arc anchor ears link together through screw, fix on utility poles, cross-arm is connected again for installing cable etc outside anchor ear, but traditional anchor ear is thinner, it is used only to fix on utility poles, when cable is heavier, especially some outdoor high-voltage cables, its heavier mass, quantity is more, anchor ear is often difficult to bear its pressure brought, after a period of time, anchor ear will come off or damage, and anchor ear is generally fixed to the top of electric pole or signal tower, it it is work high above the ground, when whether installing or keep in repair, it is required for two people to operate together, and be not easy to fix very much.
Anchor ear of the present utility model is the anchor ear of two consistencies from top to bottom, the stability of anchor ear can be increased, when installing anchor ear, will not produce to loosen and rock, two anchor ears are connected by connecting rod, increase the gravity that anchor ear bears, to be used for carrying heavier weight, and then the cable of greater number and weight can be installed.
Anchor ear is no longer necessary to screw when fixing and fixes, because electric pole is cylindrical, fixes with screw, fixing anchor ear that can not be real, and anchor ear is less with the frictional force on electric pole, so traditional anchor ear steadiness is not strong.
This utility model is when installing anchor ear, one operator is with anchor ear, two anchor ears are blocked electric pole, then cylindrical bar 13 is pulled, along with the contractility of spring 12, cylindrical bar 13 is stuck in radian hook 10, and the size of spring 12 contractility is determined by the diameter of the distance between two anchor ears and electric pole, at cylindrical bar card 13 after radian hook 10, it is possible to anchor ear is fixed on utility poles.
In order to better fix anchor ear, outwards press handle 15, handle 15 drives cam post 14, cam post 14 is tightly against radian plate 11, cylindrical bar 13 is made to be stuck in radian hook 10 inflexibly, cam post 14 is enclosed within the outside of cylindrical bar 13, but it is not concentric with cylindrical bar 13, constitute the structure of a cam, so when pressing handle 15, cam post 14 larger diameter one end will prop up radian plate 11, complete fixing cylindrical bar 13, the relative screw of such connected mode, fixing tighter, one people just can complete Operation and maintenance, and it is easy for installation, aid need not be worn, dismantle also very convenient, greatly facilitate the operation of staff.
This utility model structure is ingenious, uses an anchor ear can fix multiple cross-arm, and can install multiple insulator, increases the quantity of conducting wire, and operator is easy for installation, reduces operator's danger in work high above the ground, and anchor ear is easy to use, it is not easy to come off.

Claims (4)

  1. null1. the cross-arm installed on utility poles,Including the first cross-arm (1),It is characterized in that,Parallel the second cross-arm (2) and the 3rd cross-arm (3) it is respectively equipped with above and below first cross-arm (1),First cross-arm (1)、Second cross-arm (2)、3rd cross-arm (3) changes from small to big from top to bottom successively,First cross-arm (1)、Second cross-arm (2)、The both sides of the 3rd cross-arm (3) connect through firm bar (4),Constitute the first cross-arm (1)、Second cross-arm (2)、3rd cross-arm (3) forms trapezoidal structure,First cross-arm (1)、Second cross-arm (2)、3rd cross-arm (3) and firm bar (4) are closely connected through built-in lock button respectively,First cross-arm (1)、Second cross-arm (2)、3rd cross-arm (3) is provided with the installing hole (5) of multiple installation insulator,First cross-arm (1) is connected ring (6) and is connected to anchor ear (7),Anchor ear (7) includes two semicircle anchor ears (8) of consistency from top to bottom,Connect through multiple connecting rods (9) between two semicircle anchor ears (8),One end of semicircle anchor ear (8) is connected to bandy radian hook (10),The radian plate (11) connecting two semicircle anchor ears (8) it is provided with between radian hook (10),The other end of semicircle anchor ear (8) is connected to the cylindrical bar (13) corresponding with radian hook (10) through spring (12),The middle part of cylindrical bar (13) is cased with the cam post (14) misaligned with its center,Cam post (14) is provided with handle (15),Constitute and stretch cylindrical bar (13) through spring (12),Cylindrical bar (13) is made to be stuck in radian hook (10),And outwards press handle (15),Cam post (14) props up the structure of radian plate (10).
  2. 2. a kind of cross-arm installed on utility poles according to claim 1, it is characterised in that between described the first cross-arm (1) and the second cross-arm (2), be equipped with multiple fixed mount (16) between the second cross-arm (2) and the 3rd cross-arm (3).
  3. 3. a kind of cross-arm installed on utility poles according to claim 1, it is characterized in that, described the first cross-arm (1), the second cross-arm (2), the 3rd cross-arm (3) side be provided with intilted first groove (17), peripherally multiple the second grooves (18) caved inward successively in first groove (17), one end of firm bar (4) is provided with the first protruding block (19) mated with the first groove (17), and outer the placing of the first protruding block (19) is sequentially provided with multiple the second protruding block (20) mated with the second groove (18).
  4. 4. a kind of cross-arm installed on utility poles according to claim 3, it is characterised in that described the first groove (17) is fixing through the bolt (21) internal through it with the connecting portion of the first protruding block (19).
CN201620170700.XU 2016-03-07 2016-03-07 Install cross arm on wire pole Active CN205400233U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201620170700.XU CN205400233U (en) 2016-03-07 2016-03-07 Install cross arm on wire pole

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201620170700.XU CN205400233U (en) 2016-03-07 2016-03-07 Install cross arm on wire pole

Publications (1)

Publication Number Publication Date
CN205400233U true CN205400233U (en) 2016-07-27

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201620170700.XU Active CN205400233U (en) 2016-03-07 2016-03-07 Install cross arm on wire pole

Country Status (1)

Country Link
CN (1) CN205400233U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113719184A (en) * 2021-09-01 2021-11-30 国网福建省电力有限公司厦门供电公司 Auxiliary tool for installing cross arm in live-wire operation

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113719184A (en) * 2021-09-01 2021-11-30 国网福建省电力有限公司厦门供电公司 Auxiliary tool for installing cross arm in live-wire operation

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