CN202611562U - Combined insulation ladder - Google Patents

Combined insulation ladder Download PDF

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Publication number
CN202611562U
CN202611562U CN 201220202619 CN201220202619U CN202611562U CN 202611562 U CN202611562 U CN 202611562U CN 201220202619 CN201220202619 CN 201220202619 CN 201220202619 U CN201220202619 U CN 201220202619U CN 202611562 U CN202611562 U CN 202611562U
Authority
CN
China
Prior art keywords
ladder
insulation ladder
insulation
long
short
Prior art date
Application number
CN 201220202619
Other languages
Chinese (zh)
Inventor
王滨
路明
Original Assignee
石家庄供电公司
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 石家庄供电公司 filed Critical 石家庄供电公司
Priority to CN 201220202619 priority Critical patent/CN202611562U/en
Application granted granted Critical
Publication of CN202611562U publication Critical patent/CN202611562U/en

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Abstract

The utility model relates to a combined insulation ladder, which comprises a long insulation ladder, a short insulation ladder and bushings which are respectively provided with a screw hole, wherein the cross sections of a left ladder rod and a right ladder rod corresponding to the long insulation ladder and the short insulation ladder are identical to each other, the top parts of the left ladder rod and the right ladder rod of the long insulation ladder are respectively and correspondently provided with a lower fixing hole, the bottoms of the left ladder rod and the right ladder rod of the short insulation ladder are respectively and correspondently provided with an upper fixing hole, the upper end and the lower end of each of the long insulation ladder and the short insulation ladder are respectively sleeved inside the bushing, and the bushings are fixedly connected with the lower fixing holes and the upper fixing holes through upper bolts and lower bolts. The combined insulation ladder is convenient to install and disassemble, easy to carry and safe and reliable to use.

Description

A kind of combined insulation ladder
Technical field
The utility model relates to a kind of combined insulation ladder.
Background technology
Commonly used in the cable terminal cleaning works, common emergency staircase does not reach predetermined height to emergency staircase for the maintenance of the cleaning of cable terminal, arrester etc. in transmission line of electricity, and oversize ladder carries inconvenience.
The utility model content
The utility model technical problem to be solved provide a kind ofly connect conveniently, combined insulation ladder safe and reliable and easy to carry.
The utility model adopts following technical scheme:
The utility model comprises long Insulation ladder, short Insulation ladder and the sleeve that is provided with screw; The left terraced bar of said long Insulation ladder and short Insulation ladder correspondence is identical with the cross section of right terraced bar; Long Insulation ladder terraced bar in a left side and right terraced masthead portion are corresponding is provided with lower fixed hole; Lack the fixing hole that is provided with of Insulation ladder terraced bar in a left side and right terraced bar bottom correspondence; Long Insulation ladder is set in the sleeve with the upper and lower end of short Insulation ladder, and sleeve and lower fixed hole and last fixing hole are through last bolt and following bolt.
The utility model good effect is following: with the upper and lower side suit upper bush of the long Insulation ladder of the utility model with short Insulation ladder, sleeve and lower fixed hole and last fixing hole connect two ladders through last bolt and following bolt very easily; After hours, demounting bolt gets final product, and saves and carries the space; In order to gain in strength; Also plural upper and lower fixing hole can be installed respectively, increase corresponding bolts, the utility model is installed, convenient disassembly; Portable, safe and reliable during use.
Description of drawings
Accompanying drawing 1 is the utility model structural representation.
In the accompanying drawings: bolt, 5 times bolts on 1 long Insulation ladder, 2 short Insulation ladders, 3 sleeves, 4.
The specific embodiment
The utility model comprises long Insulation ladder 1, short Insulation ladder 2 and the sleeve 3 that is provided with screw; The left terraced bar of said long Insulation ladder 1 and short Insulation ladder 2 correspondences is identical with the cross section of right terraced bar; Long Insulation ladder 1 left terraced bar and right terraced masthead portion are corresponding is provided with lower fixed hole; Lack the fixing hole that is provided with of Insulation ladder 2 left terraced bars and right terraced bar bottom correspondence; The upper and lower end of long Insulation ladder 1 and short Insulation ladder is set in the sleeve 3, and sleeve 3 is fixing through last bolt 4 and following bolt 5 with lower fixed hole and last fixing hole.
With the upper and lower side suit upper bush 3 of long Insulation ladder 1 of the utility model and short Insulation ladder 2, sleeve 3 is fixing through last bolt 4 and following bolt 5 with lower fixed hole and last fixing hole, very easily two ladders is connected; After hours, demounting bolt gets final product, and saves and carries the space; In order to gain in strength, also plural upper and lower fixing hole can be installed respectively, increase corresponding bolts; The utility model is installed, convenient disassembly, and is portable, safe and reliable during use.

Claims (1)

1. combined insulation ladder; It is characterized in that it comprises long Insulation ladder (1), short Insulation ladder (2) and the identical sleeve (3) of two structures that is provided with screw; The left terraced bar of said long Insulation ladder (1) and short Insulation ladder (2) correspondence is identical with the cross section of right terraced bar; Left terraced bar of long Insulation ladder (1) and right terraced masthead portion are corresponding is provided with lower fixed hole; Lack the fixing hole that is provided with of left terraced bar of Insulation ladder (2) and right terraced bar bottom correspondence; The upper and lower end of long Insulation ladder (1) and short Insulation ladder is set in the sleeve (3), and sleeve (3) is fixing through last bolt (4) and following bolt (5) with lower fixed hole and last fixing hole.
CN 201220202619 2012-05-08 2012-05-08 Combined insulation ladder CN202611562U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 201220202619 CN202611562U (en) 2012-05-08 2012-05-08 Combined insulation ladder

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 201220202619 CN202611562U (en) 2012-05-08 2012-05-08 Combined insulation ladder

Publications (1)

Publication Number Publication Date
CN202611562U true CN202611562U (en) 2012-12-19

Family

ID=47345272

Family Applications (1)

Application Number Title Priority Date Filing Date
CN 201220202619 CN202611562U (en) 2012-05-08 2012-05-08 Combined insulation ladder

Country Status (1)

Country Link
CN (1) CN202611562U (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103233676A (en) * 2013-05-09 2013-08-07 徐工集团工程机械股份有限公司 Ladder for mounting dynamic compactor arm frame
CN105672862A (en) * 2016-04-17 2016-06-15 阮居高 Weld-assembled ladder
CN110259368A (en) * 2019-05-24 2019-09-20 同济大学 A kind of portable bridge detection hanging ladder
CN110649504A (en) * 2019-07-22 2020-01-03 国网浙江省电力有限公司湖州供电公司 Insulating flat ladder of 500kV strain insulator shaft tower live working

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103233676A (en) * 2013-05-09 2013-08-07 徐工集团工程机械股份有限公司 Ladder for mounting dynamic compactor arm frame
CN105672862A (en) * 2016-04-17 2016-06-15 阮居高 Weld-assembled ladder
CN110259368A (en) * 2019-05-24 2019-09-20 同济大学 A kind of portable bridge detection hanging ladder
CN110649504A (en) * 2019-07-22 2020-01-03 国网浙江省电力有限公司湖州供电公司 Insulating flat ladder of 500kV strain insulator shaft tower live working
CN110649504B (en) * 2019-07-22 2021-05-04 国网浙江省电力有限公司湖州供电公司 Insulating flat ladder of 500kV strain insulator shaft tower live working

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Legal Events

Date Code Title Description
GR01 Patent grant
C14 Grant of patent or utility model
TR01 Transfer of patent right

Effective date of registration: 20130410

Address after: 100031 Xicheng District West Chang'an Avenue, No. 86, Beijing

Patentee after: State Grid Corporation of China

Patentee after: Hebei Electric Power Corporation

Patentee after: Shijiazhuang Power Supply Co.,Ltd.

Address before: 050071, 18, Union Road, Xinhua District, Hebei, Shijiazhuang

Patentee before: Shijiazhuang Power Supply Co.,Ltd.

C41 Transfer of patent application or patent right or utility model
ASS Succession or assignment of patent right

Owner name: HEBEI ELECTRIC POWER CORPORATION SHIJIAZHUANG POWE

Effective date: 20130410

Owner name: STATE ELECTRIC NET CROP.

Free format text: FORMER OWNER: SHIJIAZHUANG POWER SUPPLY COMPANY

Effective date: 20130410

COR Change of bibliographic data

Free format text: CORRECT: ADDRESS; FROM: 050071 SHIJIAZHUANG, HEBEI PROVINCE TO: 100031 XICHENG, BEIJING

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

Granted publication date: 20121219

Termination date: 20180508

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