CN203961417U - A kind of electric pole cross-arm and thread-laying device thereof - Google Patents

A kind of electric pole cross-arm and thread-laying device thereof Download PDF

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Publication number
CN203961417U
CN203961417U CN201420371235.7U CN201420371235U CN203961417U CN 203961417 U CN203961417 U CN 203961417U CN 201420371235 U CN201420371235 U CN 201420371235U CN 203961417 U CN203961417 U CN 203961417U
Authority
CN
China
Prior art keywords
hanging
hole
fixed head
thread
link plate
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201420371235.7U
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Chinese (zh)
Inventor
胡鑫
刘湘莅
张少峰
段灿燚
安东亮
翟建峰
闫博
赵旭
潘俊岭
朱建龙
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
HENAN DINGLI POLE TOWER CO Ltd
State Grid Corp of China SGCC
Economic and Technological Research Institute of State Grid Henan Electric Power Co Ltd
Original Assignee
HENAN DINGLI POLE TOWER CO Ltd
State Grid Corp of China SGCC
Economic and Technological Research Institute of State Grid Henan Electric Power Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by HENAN DINGLI POLE TOWER CO Ltd, State Grid Corp of China SGCC, Economic and Technological Research Institute of State Grid Henan Electric Power Co Ltd filed Critical HENAN DINGLI POLE TOWER CO Ltd
Priority to CN201420371235.7U priority Critical patent/CN203961417U/en
Application granted granted Critical
Publication of CN203961417U publication Critical patent/CN203961417U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model relates to a kind of electric pole cross-arm and thread-laying device thereof, electric pole cross-arm comprises transverse arm, one end of transverse arm is provided with thread-laying device, thread-laying device comprises the fixed head being fixedly connected with transverse arm, on fixed head, offer single hanging hole and bolt connecting hole, thread-laying device also comprises the removable link plate for fitting together with placing and being bolted with fixed head, removable link plate have for the corresponding stacked laminating of fixed head be fixedly connected with part with in being fixedly connected with the hanging wire part outside part, being fixedly connected with of removable link plate offers the bolt penetration hole corresponding with bolt connecting hole on described fixed head in part, in the hanging wire part of removable link plate, offer two hanging holes.The purpose of this utility model is to provide one can either adapt to single extension form and two extension form, has avoided again must adopting while only needing single hanging hole the thread-laying device of the electric pole cross-arm of the thread gripping-board of two extension forms, and the electric pole cross-arm that uses this thread-laying device is provided simultaneously.

Description

A kind of electric pole cross-arm and thread-laying device thereof
Technical field
The utility model relates to the cross-arm of electric power line bar and the thread-laying device of cross-arm.
Background technology
At present, electric power line bar, as more and more extensive in the application of large moment of flexure concurrent.This type of electric pole of the prior art in use, on its vertical concrete body of rod extending, be provided with the cross-arm of horizontal expansion, cross-arm is the important component part of power circuit with large moment of flexure concurrent, and it is mainly used in mounting the insulator string that connects electric power cable.Existing cross-arm comprises transverse arm, and one end of transverse arm is provided with the connector for being fixedly connected with the body of rod of electric pole, and the other end one of transverse arm is welded with thread gripping-board, offers for mounting the set hanging hole that mounts gold utensil in insulator string top on thread gripping-board.Due to the difference of the difference of electric pole type and cable type, layout, cause on insulator string for the gold utensil that mounts that is connected with cross-arm, on type of service, also there is some difference.For example, cable only needs single insulator string with being connected of cross-arm in some cases, now on thread gripping-board, needs accordingly a hanging point (single hanging hole), and this is referred to as single extension form; But cable uses side by side with needing biserial insulator string being connected of cross-arm in some cases, now on thread gripping-board, just need two hanging points (two hanging hole) arranged side by side, this is referred to as two extension forms.But due to what thread gripping-board of the prior art adopted be and the structure of cross-arm one welding fabrication, cannot adjust at the construction field (site), therefore site operation is to need single extension or all necessary thread gripping-boards that adopts two extension forms of two extension.Due to the spacing requirement between supporting capacity and insulator, the thread gripping-board that causes two extension forms wants large many compared to its volume and weight of thread gripping-board of single extension form, heavier uneconomical practicality again, all brings inconvenience to installation, mark, construction etc. so in appearance.
Summary of the invention
The purpose of this utility model is to provide one can either adapt to single extension form and two extension form, has avoided again must adopting while only needing single hanging hole the thread-laying device of the electric pole cross-arm of the thread gripping-board of two extension forms, and the electric pole cross-arm that uses this thread-laying device is provided simultaneously.
The technical solution of the utility model is:
A kind of electric pole cross-arm, comprise transverse arm, one end of transverse arm is provided with the connector for being fixedly connected with the body of rod of electric pole, the other end of transverse arm is provided with thread-laying device, described thread-laying device comprises the fixed head being fixedly connected with transverse arm, on fixed head, offer single hanging hole and bolt connecting hole, described thread-laying device also comprises the removable link plate for placing with the aspectant stacked laminating of fixed head and being fastened together in mode that can dismounting by bolt, described removable link plate have for the corresponding stacked laminating of fixed head be fixedly connected with part with in being fixedly connected with the hanging wire part outside part, being fixedly connected with of described removable link plate offers the bolt penetration hole that for bolt penetrate corresponding with bolt connecting hole on described fixed head in part, in the hanging wire part of described removable link plate, offer the two hanging holes that are set up in parallel.
What described fixed head comprised top is connected in the lower body of upper plate body lower end for the upper plate body that is fixedly connected with transverse arm and one, the bottom of described lower body is the angled portion that plate face from top to bottom dwindles, on the angled portion of described bolt connecting hole in lower body, the position at the close angled portion tip in the angled portion of described single hanging hole in lower body.
Being fixedly connected with partly in middle part of described removable link plate, described hanging wire part have two and be symmetrically distributed in be fixedly connected with part the left and right sides, in described pair of hanging hole one is located in the hanging wire part in left side, and another in two hanging holes is located in the hanging wire part on right side.
The plate face of described removable link plate is shaped as up-small and down-big trapezoidal, and described bolt penetration hole is in trapezoidal top, and described pair of hanging hole is symmetrically distributed in the left and right sides of trapezoidal bottom.
A kind of thread-laying device, comprise fixed head and the removable link plate for placing with the aspectant stacked laminating of described fixed head and being fastened together in mode that can dismounting by bolt, on described fixed head, offer single hanging hole and bolt connecting hole, described removable link plate have for the corresponding stacked laminating of fixed head be fixedly connected with part with in being fixedly connected with the hanging wire part outside part, being fixedly connected with of described removable link plate offers the bolt penetration hole that for bolt penetrate corresponding with bolt connecting hole on described fixed head in part, in the hanging wire part of described removable link plate, offer the two hanging holes that are set up in parallel.
Described fixed head comprises that upper plate body and one are connected in the lower body of upper plate body lower end, the bottom of described lower body is the angled portion that plate face from top to bottom dwindles, on the angled portion of described bolt connecting hole in lower body, the position at the close angled portion tip in the angled portion of described single hanging hole in lower body.
Being fixedly connected with partly in middle part of described removable link plate, described hanging wire part have two and be symmetrically distributed in be fixedly connected with part the left and right sides, in described pair of hanging hole one is located in the hanging wire part in left side, and another in two hanging holes is located in the hanging wire part on right side.
The plate face of described removable link plate is shaped as up-small and down-big trapezoidal, and described bolt penetration hole is in trapezoidal top, and described pair of hanging hole is symmetrically distributed in the left and right sides of trapezoidal bottom.
The thread-laying device that the utility model provides is to be combined by the fixed head being bolted and removable link plate, and with boltsly makes removable link plate need to carry out dismounting according to real work ,in the time that needs use double hanging point, removable link plate can be fixedly connected with fixed head and convert two extension forms to, in the time of needs list hanging point, will removable link plate is not installed or the removable link plate being contained in advance on fixed head be dismantled from fixed head.Compared with prior art, thread-laying device of the present utility model adopts to live and connects, and good looking appearance has been avoided must adopting more greatly while needing single hanging point to connect, the link plate profile of heavier two extension forms.And adopt the cross-arm of this thread-laying device to design, be conducive to the standardized production of cross-arm, because thread-laying device adopts to live and connects, a kind of cross-arm can adapt to two kinds of needs, thereby can reduce cross-arm form, be conducive to cross-arm standardization, be convenient to install, identify, construct.
Brief description of the drawings
Fig. 1 is the structural representation of electric pole cross-arm embodiment of the present utility model;
Fig. 2 is the structural representation of the thread-laying device in Fig. 1;
Fig. 3 is the structural representation of the fixed head in Fig. 2;
Fig. 4 is the structural representation of the removable link plate in Fig. 2.
Detailed description of the invention
The embodiment of a kind of electric pole cross-arm of the utility model, as Figure 1-4: it comprises transverse arm 2, one end of transverse arm 2 is provided with the connector 1 for being fixedly connected with the body of rod of electric pole, and the other end of transverse arm 2 is provided with thread-laying device 3.Thread-laying device 3 comprises the fixed head 4 being fixedly connected with transverse arm 2 and the removable link plate 5 being bolted with fixed head 4.
Fixed head 4 comprises that upper plate body for being fixedly connected with transverse arm 2 and one are connected in the lower body of upper plate body lower end, and the bottom of lower body is the angled portion that plate face from top to bottom dwindles.Lower body is provided with single hanging hole 41 near the most advanced and sophisticated place of angled portion, and single hanging hole 41 tops of lower body are provided with left and right two bolt connecting holes 42 spaced apart.
Together with removable link plate 5 is placed and is bolted with the face-to-face laminating of fixed head 4, the plate face of removable link plate 5 is up-small and down-big trapezoidal shape, removable link plate 5 middle parts be for the part that is fixedly connected with of the corresponding stacked laminating of fixed head, the part that is fixedly connected with of removable link plate 5 is provided with the bolt penetration hole that for bolt penetrate 52 corresponding with bolt connecting hole 42 on fixed head 4, being fixedly connected with the medianly zygomorphic part of part is hanging wire part, hanging wire part is provided with two pairs of hanging holes 51,53, and two hanging holes 51,53 are symmetrically set in the both sides of removable link plate 5 bottoms.
This above-described embodiment in use, need to carry out dismounting according to real work ,in the time that needs use double hanging point, removable link plate 5 can be bolted to connection with fixed head 4 and convert two extension forms to, in the time of needs list hanging point, will removable link plate 5 is not installed or the removable link plate 5 being contained in advance on fixed head 4 be dismantled from fixed head 4.
In the present embodiment, it is the structure of angled portion that fixed head adopts bottom, and single hanging hole is located at the most advanced and sophisticated place of angled portion, and this structure can reduce the material of fixed head, and angular structure is stressed good.Certainly in other embodiments, the bottom of fixed head also can adopt rectangular configuration, and the bolt connecting hole now arranging on fixed head also can be in the below of single hanging hole.
In the present embodiment, the plate face of removable link plate is the structure of trapezoidal shape, the be fixedly connected with part of removable link plate middle part for fitting with fixed head, the medianly zygomorphic part that is fixedly connected with part is hanging wire part, two two hanging holes lay respectively at the both sides of removable link plate bottom, this removable cladding panel structure is stressed good, compact conformation, attractive in appearance after being connected with fixed head.Certainly in other embodiments, hang sky for two pairs and also can asymmetricly arrange, the plate face of removable link plate can be also L-type or I shape.
The embodiment of a kind of thread-laying device of the present utility model, the structure of thread-laying device is identical with the structure of thread-laying device in above-mentioned electric pole cross-arm embodiment, does not repeat them here.

Claims (8)

1. an electric pole cross-arm, comprise transverse arm, one end of transverse arm is provided with the connector for being fixedly connected with the body of rod of electric pole, the other end of transverse arm is provided with thread-laying device, it is characterized in that: described thread-laying device comprises the fixed head being fixedly connected with transverse arm, on fixed head, offer single hanging hole and bolt connecting hole, described thread-laying device also comprises the removable link plate for placing with the aspectant stacked laminating of fixed head and being fastened together in mode that can dismounting by bolt, described removable link plate have for the corresponding stacked laminating of fixed head be fixedly connected with part with in being fixedly connected with the hanging wire part outside part, being fixedly connected with of described removable link plate offers the bolt penetration hole that for bolt penetrate corresponding with bolt connecting hole on described fixed head in part, in the hanging wire part of described removable link plate, offer the two hanging holes that are set up in parallel.
2. electric pole cross-arm according to claim 1, it is characterized in that: what described fixed head comprised top is connected in the lower body of upper plate body lower end for the upper plate body that is fixedly connected with transverse arm and one, the bottom of described lower body is the angled portion that plate face from top to bottom dwindles, on the angled portion of described bolt connecting hole in lower body, the position at the close angled portion tip in the angled portion of described single hanging hole in lower body.
3. electric pole cross-arm according to claim 1 and 2, it is characterized in that: described removable link plate be fixedly connected with part in middle part, described hanging wire part have two and be symmetrically distributed in be fixedly connected with part the left and right sides, in described pair of hanging hole one is located in the hanging wire part in left side, and another in two hanging holes is located in the hanging wire part on right side.
4. electric pole cross-arm according to claim 3, is characterized in that: the plate face of described removable link plate is shaped as up-small and down-big trapezoidal, and described bolt penetration hole is in trapezoidal top, and described pair of hanging hole is symmetrically distributed in the left and right sides of trapezoidal bottom.
5. a thread-laying device, it is characterized in that: comprise fixed head and the removable link plate for placing with the aspectant stacked laminating of described fixed head and being fastened together in mode that can dismounting by bolt, on described fixed head, offer single hanging hole and bolt connecting hole, described removable link plate have for the corresponding stacked laminating of fixed head be fixedly connected with part with in being fixedly connected with the hanging wire part outside part, being fixedly connected with of described removable link plate offers the bolt penetration hole that for bolt penetrate corresponding with bolt connecting hole on described fixed head in part, in the hanging wire part of described removable link plate, offer the two hanging holes that are set up in parallel.
6. thread-laying device according to claim 5, it is characterized in that: described fixed head comprises that upper plate body and one are connected in the lower body of upper plate body lower end, the bottom of described lower body is the angled portion that plate face from top to bottom dwindles, on the angled portion of described bolt connecting hole in lower body, the position at the close angled portion tip in the angled portion of described single hanging hole in lower body.
7. according to the thread-laying device described in claim 5 or 6, it is characterized in that: described removable link plate be fixedly connected with part in middle part, described hanging wire part have two and be symmetrically distributed in be fixedly connected with part the left and right sides, in described pair of hanging hole one is located in the hanging wire part in left side, and another in two hanging holes is located in the hanging wire part on right side.
8. thread-laying device according to claim 7, is characterized in that: the plate face of described removable link plate is shaped as up-small and down-big trapezoidal, and described bolt penetration hole is in trapezoidal top, and described pair of hanging hole is symmetrically distributed in the left and right sides of trapezoidal bottom.
CN201420371235.7U 2014-07-07 2014-07-07 A kind of electric pole cross-arm and thread-laying device thereof Expired - Fee Related CN203961417U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201420371235.7U CN203961417U (en) 2014-07-07 2014-07-07 A kind of electric pole cross-arm and thread-laying device thereof

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201420371235.7U CN203961417U (en) 2014-07-07 2014-07-07 A kind of electric pole cross-arm and thread-laying device thereof

Publications (1)

Publication Number Publication Date
CN203961417U true CN203961417U (en) 2014-11-26

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Family Applications (1)

Application Number Title Priority Date Filing Date
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Country Status (1)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105048384A (en) * 2015-07-22 2015-11-11 国家电网公司 Single and double mounting point device for cross arm of steel pipe pole

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105048384A (en) * 2015-07-22 2015-11-11 国家电网公司 Single and double mounting point device for cross arm of steel pipe pole

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C14 Grant of patent or utility model
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20141126

Termination date: 20200707

CF01 Termination of patent right due to non-payment of annual fee