CN111017799A - Hydraulic lifting insulation platform for live work - Google Patents

Hydraulic lifting insulation platform for live work Download PDF

Info

Publication number
CN111017799A
CN111017799A CN201911389711.1A CN201911389711A CN111017799A CN 111017799 A CN111017799 A CN 111017799A CN 201911389711 A CN201911389711 A CN 201911389711A CN 111017799 A CN111017799 A CN 111017799A
Authority
CN
China
Prior art keywords
fixing
movable
platform
away
base
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.)
Pending
Application number
CN201911389711.1A
Other languages
Chinese (zh)
Inventor
孙鹏
林森
单绍龙
安升云
其他发明人请求不公开姓名
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.)
State Grid Corp of China SGCC
Hon Hai Precision Industry Co Ltd
Original Assignee
State Grid Corp of China SGCC
Hon Hai Precision Industry 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 State Grid Corp of China SGCC, Hon Hai Precision Industry Co Ltd filed Critical State Grid Corp of China SGCC
Priority to CN201911389711.1A priority Critical patent/CN111017799A/en
Publication of CN111017799A publication Critical patent/CN111017799A/en
Pending legal-status Critical Current

Links

Images

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66FHOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
    • B66F7/00Lifting frames, e.g. for lifting vehicles; Platform lifts
    • B66F7/10Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported directly by jacks
    • B66F7/16Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported directly by jacks by one or more hydraulic or pneumatic jacks
    • B66F7/18Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported directly by jacks by one or more hydraulic or pneumatic jacks by a single central jack
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66FHOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
    • B66F7/00Lifting frames, e.g. for lifting vehicles; Platform lifts
    • B66F7/28Constructional details, e.g. end stops, pivoting supporting members, sliding runners adjustable to load dimensions

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Geology (AREA)
  • Mechanical Engineering (AREA)
  • Structural Engineering (AREA)
  • Ladders (AREA)

Abstract

本发明属于带电作业领域,尤其是带电作业用液压升降式绝缘平台,针对当设备或者输电线路发生故障时,需要操作人员使用脚扣或者爬梯进行上下,浪费操作人员的体力,同时安全性很低的问题,现提出如下方案,其包括底座,所述底座的顶端设有液压缸,所述液压缸通过液压杆连接有连接件,所述连接件远离液压缸的一端设有固定座,所述固定座远离连接件的一侧设有固定柱,且固定柱的数量为四个,所述固定柱设于固定座的四角处,所述固定座远离连接件的一侧设有施工平台,本发明结构合理,避免需要操作人员利用脚扣或者爬梯进行上下,节约操作人员体力,同时能够快速拆卸和折叠施工平台,使得整体体积减小,便于运输,满足使用的需求。

Figure 201911389711

The invention belongs to the field of live work, in particular to a hydraulic lift-type insulating platform for live work. When equipment or power transmission lines fail, the operator needs to use foot buckles or ladders to go up and down, which wastes the operator's physical strength and at the same time has low safety. Now, the following solution is proposed, which includes a base, the top of the base is provided with a hydraulic cylinder, the hydraulic cylinder is connected with a connecting piece through a hydraulic rod, and the end of the connecting piece away from the hydraulic cylinder is provided with a fixing seat, the The side of the fixing seat away from the connecting piece is provided with fixing columns, and the number of fixing columns is four, the fixing columns are arranged at the four corners of the fixing seat, and the side of the fixing seat away from the connecting piece is provided with a construction platform. The invention has a reasonable structure, avoids the need for operators to use foot buckles or ladders to go up and down, saves the operator's physical strength, and at the same time, the construction platform can be quickly disassembled and folded, which reduces the overall volume, facilitates transportation, and meets the needs of use.

Figure 201911389711

Description

Hydraulic lifting type insulating platform for live working
Technical Field
The invention relates to the technical field of live working, in particular to a hydraulic lifting type insulating platform for live working.
Background
Live working refers to a working method for overhauling and testing high-voltage electrical equipment without power cut. Electrical equipment requires frequent testing, inspection and maintenance over long periods of operation. Live working is an effective measure for avoiding maintenance and power failure and ensuring normal power supply. The contents of live-line work can be divided into live-line test, live-line inspection, live-line maintenance, and the like. Objects of live working include power plant and substation electrical equipment, overhead transmission lines, distribution lines, and power distribution equipment. The main items of live-wire work are: the method comprises the steps of replacing insulators of the line tower in an electrified mode, cleaning and replacing the insulators, washing the insulators with water, repairing wires and overhead ground wires in a compression joint mode, detecting bad insulators, testing and replacing isolating switches and lightning arresters, and testing temperature rise and dielectric loss values of transformers. When equipment or transmission line broke down, needed operating personnel to use climbers or cat ladder go on from top to bottom, extravagant operating personnel's physical power, the security is very low simultaneously, has not satisfied the demand of using.
Disclosure of Invention
The invention aims to solve the problems that when equipment or a power transmission line breaks down, an operator needs to use a climber or a ladder to go up and down, physical strength of the operator is wasted, and safety is low.
In order to achieve the purpose, the invention adopts the following technical scheme:
hydraulic pressure over-and-under type insulation platform for live working, the on-line screen storage device comprises a base, the top of base is equipped with the pneumatic cylinder, the pneumatic cylinder is connected with the connecting piece through the hydraulic stem, the one end that the pneumatic cylinder was kept away from to the connecting piece is equipped with the fixing base, one side that the connecting piece was kept away from to the fixing base is equipped with the fixed column, and the quantity of fixed column is four, the four corners department of fixing base is located to the fixed column, one side that the connecting piece was kept away from to the fixing base is equipped with construction platform, and construction platform is made for wood and forms, one side that construction platform is close to the fixing base is the symmetry respectively and is equipped with fixed recess.
Preferably, fixed establishment includes the fixed block, the cavity has been seted up in the fixed block, the activity is equipped with movable post in the cavity, movable through-hole has been seted up to the both sides of fixed block, and outside movable post extended to the fixed block through movable through-hole, movable post activity was located in the movable through-hole, and the one end activity of activity post was located in the draw-in groove, the cover is equipped with the locating piece on the activity post, and one side of locating piece is equipped with the spring, the spring movable sleeve is located on the movable post, the one end that the locating piece was kept away from to the spring is located on the inner wall.
Preferably, the construction platform includes first plank and second plank, one side that the base was kept away from to first plank symmetry respectively is equipped with the installation piece, the activity of installation piece support is equipped with the axis of rotation, one side symmetry that the base was kept away from to the second plank is equipped with the loose axle, and the loose axle extends to and is located between the side-mounting piece, seted up on the loose axle and run through the through-hole, and the axis of rotation activity is equipped with and runs through in the through-hole.
Preferably, be connected with the mounting on the fixed block, first through-hole has been seted up on the mounting, the screw thread shrinkage pool has been seted up to the bottom of second plank, the fixed block passes through locking screw and installs on the second plank.
Preferably, one end of the movable column, which is far away from the clamping groove, is connected with a pull ring, an anti-slip sleeve is sleeved on the pull ring, and the anti-slip sleeve is made of rubber materials.
Preferably, the bottom four corners department of base is equipped with the lower margin, the bottom cover of lower margin is equipped with the movable rod, and movable rod and lower margin threaded connection, the bottom of movable rod is equipped with the slipmat.
Preferably, the top ends of the first wood board and the second wood board are respectively paved with an insulating layer.
According to the hydraulic lifting type insulation platform for live working, the hydraulic cylinder is additionally arranged, the hydraulic cylinder can be used for driving the connecting piece to move, the connecting piece drives the construction platform to move through the fixing seat and the fixing column, operators can be quickly lifted, the situation that the operators need to use climbers or crawling ladders to go up and down is avoided, the physical strength of the operators is saved, the safety is improved, the construction platform can be quickly detached from the fixing seat through the fixing mechanism, the first wood board and the second wood board can be quickly rotated through the movable shaft and the rotating shaft, the whole size is reduced, the transportation is convenient, and the use requirements are met;
the foldable construction platform is reasonable in structure, avoids the need of an operator to go up and down by utilizing the climbers or the crawling ladder, saves the physical strength of the operator, and can be quickly disassembled and folded, so that the overall size is reduced, the transportation is convenient, and the use requirement is met.
Drawings
Fig. 1 is a schematic structural view of a hydraulic lifting insulating platform for hot-line work according to the present invention;
fig. 2 is a schematic structural diagram of an insulating platform of the hydraulic lifting insulating platform for hot-line work according to the present invention;
fig. 3 is a schematic structural view of an insulation platform of the hydraulic lifting insulation platform for hot-line work according to the present invention from the bottom;
fig. 4 is a schematic structural diagram of a fixing mechanism of the hydraulic lifting insulating platform for hot-line work according to the present invention;
fig. 5 is a schematic structural diagram of a fixing base of the hydraulic lifting insulating platform for hot-line work according to the present invention.
In the figure: the device comprises a base 1, a hydraulic cylinder 2, a connecting piece 3, a fixing seat 4, a fixing column 5, a construction platform 6, a fixing groove 7, a clamping groove 8, a fixing mechanism 9, a cavity 10, a movable column 11, a movable through hole 12, a positioning block 13, a spring 14, a first wood board 15, a second wood board 16, an installation block 17, a rotating shaft 18, a movable shaft 19, a through hole 20, a pull ring 21 and a ground anchor 22.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1-5, hydraulic lifting type insulating platform for live working, including base 1, the top of base 1 is equipped with pneumatic cylinder 2, pneumatic cylinder 2 is connected with connecting piece 3 through the hydraulic stem, the one end that pneumatic cylinder 2 was kept away from to connecting piece 3 is equipped with fixing base 4, one side that connecting piece 3 was kept away from to fixing base 4 is equipped with fixed column 5, and the quantity of fixed column 5 is four, fixed column 5 locates the four corners department of fixing base 4, one side that connecting piece 3 was kept away from to fixing base 4 is equipped with construction platform 6, and construction platform 6 is made for wood, one side that construction platform 6 is close to fixing base 4 is the symmetry respectively and is equipped with fixed recess 7, and fixed column 5 activity is located in fixed recess 7, draw-in groove 8 has been seted up to one side of.
In the invention, a fixing mechanism 9 comprises a fixing block, a cavity 10 is arranged in the fixing block, a movable column 11 is movably arranged in the cavity 10, movable through holes 12 are arranged on two sides of the fixing block, the movable column 11 extends out of the fixing block through the movable through holes 12, the movable column 11 is movably arranged in the movable through holes 12, one end of the movable column 11 is movably arranged in a clamping groove 8, a positioning block 13 is sleeved on the movable column 11, a spring 14 is arranged on one side of the positioning block 13, the spring 14 is movably sleeved on the movable column 11, and one end, far away from the positioning block 13, of the spring 14 is arranged on the inner wall of the.
In the invention, a construction platform 6 comprises a first wood board 15 and a second wood board 16, wherein one side of the first wood board 15, which is far away from a base 1, is respectively and symmetrically provided with a mounting block 17, a bracket of the mounting block 17 is movably provided with a rotating shaft 18, one side of the second wood board 16, which is far away from the base 1, is symmetrically provided with a movable shaft 19, the movable shaft 19 extends to a position between the mounting blocks 17 at one side, the movable shaft 19 is provided with a through hole 20, the rotating shaft 18 is movably arranged in the through hole 20, the fixed block is connected with a fixed piece, the fixed piece is provided with a first through hole, the bottom end of the second wood board 16 is provided with a threaded concave hole, the fixed block is mounted on the second wood board 16 through a locking screw, one end of a movable column 11, which is far away from a clamping groove 8, is connected with a pull ring 21, which, and the movable rod is in threaded connection with the ground feet 22, the bottom end of the movable rod is provided with an anti-slip pad, and the top ends of the first wood board 15 and the second wood board 16 are respectively paved with an insulating layer.
In the invention, when in use, the movable column 11 is manually pulled, the movable column 11 extrudes the spring 14 through the positioning block 13, the spring 14 elastically contracts, meanwhile, the fixed groove 6 of the construction platform 6 is aligned with the fixed column 5, the construction platform 6 is moved, the construction platform 6 is attached to the fixed seat 4, the fixed column 5 enters the fixed groove 6, the movable column 11 is loosened, the spring 14 elastically extends, the spring 14 drives the movable column 11 to move through the positioning block 13, the movable column 11 enters the clamping groove 8, an operator stands on the construction platform 6, the hydraulic cylinder 2 is started through a switch, the hydraulic cylinder 2 drives the connecting piece 3 to move through the hydraulic cylinder, the connecting piece 3 drives the fixed seat 4 to move, the fixed seat 4 drives the construction platform 6 to move, the hydraulic cylinder 2 is closed after reaching a position to be overhauled, the circuit or equipment is overhauled, and the hydraulic cylinder, the hydraulic cylinder 2 drives the connecting piece 3 to move through the hydraulic cylinder, the connecting piece 3 drives the fixing base 4 to move, the fixing base 4 drives the construction platform 6 to descend through the fixing mechanism and the movable column, after the construction platform reaches the ground, the hydraulic cylinder 2 is closed, the movable column 11 is pulled manually, the movable column 11 extrudes the spring 14 through the positioning block 13, the spring 14 elastically contracts, the movable column 11 is separated from the clamping groove 8, the construction platform 6 is quickly taken down from the fixing base 4, the second wood board 16 is rotated, the second wood board 16 rotates on the rotating shaft 18 through the movable shaft 19, and the second wood board 16 and the first wood board 15 are folded and attached.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims (7)

1.带电作业用液压升降式绝缘平台,包括底座(1),其特征在于,所述底座(1)的顶端设有液压缸(2),所述液压缸(2)通过液压杆连接有连接件(3),所述连接件(3)远离液压缸(2)的一端设有固定座(4),所述固定座(4)远离连接件(3)的一侧设有固定柱(5),且固定柱(5)的数量为四个,所述固定柱(5)设于固定座(4)的四角处,所述固定座(4)远离连接件(3)的一侧设有施工平台(6),且施工平台(6)为木头制造而成,所述施工平台(6)靠近固定座(4)的一侧分别对称设有固定凹槽(7),且固定柱(5)活动设于固定凹槽(7)内,所述固定座(4)的一侧开设有卡槽(8),且施工平台(6)靠近底座(1)的一侧设有固定机构(9)。1. A hydraulic lift-type insulating platform for live work, comprising a base (1), characterized in that a hydraulic cylinder (2) is provided at the top of the base (1), and the hydraulic cylinder (2) is connected through a hydraulic rod. A fixing seat (4) is provided at one end of the connecting piece (3) away from the hydraulic cylinder (2), and a fixing column (5) is arranged at the side of the fixing seat (4) away from the connecting piece (3). ), and the number of the fixing columns (5) is four, the fixing columns (5) are arranged at the four corners of the fixing seat (4), and the side of the fixing seat (4) away from the connecting piece (3) is provided with The construction platform (6) is made of wood, and the side of the construction platform (6) close to the fixed seat (4) is symmetrically provided with fixed grooves (7), and the fixed column (5) ) is movably arranged in the fixing groove (7), one side of the fixing seat (4) is provided with a clamping groove (8), and the side of the construction platform (6) close to the base (1) is provided with a fixing mechanism (9). ). 2.根据权利要求1所述的带电作业用液压升降式绝缘平台,其特征在于,所述固定机构(9)包括固定块,所述固定块内开设有空腔(10),所述空腔(10)内活动设有活动柱(11),所述固定块的两侧开设有活动通孔(12),且活动柱(11)通过活动通孔(12)延伸至固定块外,所述活动柱(11)活动设于活动通孔(12)内,且活动柱(11)的一端活动设于卡槽(8)内,所述活动柱(11)上套设有定位块(13),且定位块(13)的一侧设有弹簧(14),所述弹簧(14)活动套设于活动柱(11)上,所述弹簧(14)远离定位块(13)的一端设于空腔(10)的内壁上。2 . The hydraulic lift-type insulating platform for live work according to claim 1 , wherein the fixing mechanism ( 9 ) comprises a fixing block, and a cavity ( 10 ) is opened in the fixing block, and the cavity (10) A movable column (11) is movably provided inside, and movable through holes (12) are opened on both sides of the fixed block, and the movable column (11) extends to the outside of the fixed block through the movable through hole (12). The movable column (11) is movably arranged in the movable through hole (12), and one end of the movable column (11) is movably arranged in the clamping slot (8), and a positioning block (13) is sleeved on the movable column (11). , and one side of the positioning block (13) is provided with a spring (14), the spring (14) is movably sleeved on the movable column (11), and the end of the spring (14) away from the positioning block (13) is set at on the inner wall of the cavity (10). 3.根据权利要求1所述的带电作业用液压升降式绝缘平台,其特征在于,所述施工平台(6)包括第一木板(15)和第二木板(16),所述第一木板(15)远离底座(1)的一侧分别对称设有安装块(17),所述安装块(17)支架活动设有转动轴(18),所述第二木板(16)远离底座(1)的一侧对称设有活动轴(19),且活动轴(19)延伸至位于一侧安装块(17)之间,所述活动轴(19)上开设有贯穿通孔(20),且转动轴(18)活动设有贯穿通孔(20)内。3. The hydraulic lift-type insulating platform for live work according to claim 1, wherein the construction platform (6) comprises a first wooden board (15) and a second wooden board (16), and the first wooden board ( 15) Mounting blocks (17) are symmetrically arranged on the side away from the base (1), the mounting block (17) is movably provided with a rotating shaft (18), and the second wooden board (16) is away from the base (1) A movable shaft (19) is symmetrically arranged on one side of the shaft, and the movable shaft (19) extends to be located between the mounting blocks (17) on one side. The shaft (18) is movably provided with a through hole (20). 4.根据权利要求2或3所述的带电作业用液压升降式绝缘平台,其特征在于,所述固定块上连接有固定件,所述固定件上开设有第一通孔,所述第二木板(16)的底端开设有螺纹凹孔,所述固定块通过锁紧螺丝安装于第二木板(16)上。4. The hydraulic lift-type insulating platform for live work according to claim 2 or 3, wherein the fixing block is connected with a fixing piece, the fixing piece is provided with a first through hole, and the second The bottom end of the wooden board (16) is provided with a threaded concave hole, and the fixing block is mounted on the second wooden board (16) through a locking screw. 5.根据权利要求2所述的带电作业用液压升降式绝缘平台,其特征在于,所述活动柱(11)远离卡槽(8)的一端连接有拉环(21),所述拉环(21)上套设有防滑套,且防滑套为橡胶材料制造而成。5. The hydraulic lift-type insulating platform for live work according to claim 2, characterized in that a pull ring (21) is connected to one end of the movable column (11) away from the clamping groove (8), and the pull ring ( 21) The upper sleeve is provided with a non-slip sleeve, and the anti-slip sleeve is made of rubber material. 6.根据权利要求1所述的带电作业用液压升降式绝缘平台,其特征在于,所述底座(1)的底端四角处设有地脚(22),所述地脚(22)的底端套设有活动杆,且活动杆和地脚(22)螺纹连接,所述活动杆的底端设有防滑垫。6 . The hydraulic lift-type insulating platform for live work according to claim 1 , wherein four corners of the bottom end of the base ( 1 ) are provided with feet ( 22 ), and the bottom of the feet ( 22 ) is provided with feet ( 22 ). 7 . The end sleeve is provided with a movable rod, and the movable rod is threadedly connected with the ground foot (22), and the bottom end of the movable rod is provided with a non-slip pad. 7.根据权利要求1所述的带电作业用液压升降式绝缘平台,其特征在于,所述第一木板(15)和第二木板(16)的顶端均铺设有绝缘层。7 . The hydraulic lift-type insulating platform for live work according to claim 1 , wherein the tops of the first wooden board ( 15 ) and the second wooden board ( 16 ) are both covered with insulating layers. 8 .
CN201911389711.1A 2019-12-30 2019-12-30 Hydraulic lifting insulation platform for live work Pending CN111017799A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201911389711.1A CN111017799A (en) 2019-12-30 2019-12-30 Hydraulic lifting insulation platform for live work

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201911389711.1A CN111017799A (en) 2019-12-30 2019-12-30 Hydraulic lifting insulation platform for live work

Publications (1)

Publication Number Publication Date
CN111017799A true CN111017799A (en) 2020-04-17

Family

ID=70199407

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201911389711.1A Pending CN111017799A (en) 2019-12-30 2019-12-30 Hydraulic lifting insulation platform for live work

Country Status (1)

Country Link
CN (1) CN111017799A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113178814A (en) * 2021-04-30 2021-07-27 国网陕西省电力公司安康供电公司 Live-line operation method

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3882964A (en) * 1972-04-06 1975-05-13 Heinz Schellenberg Mobile lever arrangement
CN203596550U (en) * 2013-11-18 2014-05-14 国家电网公司 Elevating platform for power distribution line live-line operation
CN106044633A (en) * 2016-05-30 2016-10-26 吴超 Rescue method for hydraulic three-fold stretching bridge type rescue device
CN106744496A (en) * 2017-03-31 2017-05-31 苏州市汉诺威升降台有限公司 A kind of hydraulic elevator with balance compensating gear
CN110182701A (en) * 2019-05-16 2019-08-30 青岛恒兴源家具有限公司 A kind of furniture drive

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3882964A (en) * 1972-04-06 1975-05-13 Heinz Schellenberg Mobile lever arrangement
CN203596550U (en) * 2013-11-18 2014-05-14 国家电网公司 Elevating platform for power distribution line live-line operation
CN106044633A (en) * 2016-05-30 2016-10-26 吴超 Rescue method for hydraulic three-fold stretching bridge type rescue device
CN106744496A (en) * 2017-03-31 2017-05-31 苏州市汉诺威升降台有限公司 A kind of hydraulic elevator with balance compensating gear
CN110182701A (en) * 2019-05-16 2019-08-30 青岛恒兴源家具有限公司 A kind of furniture drive

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113178814A (en) * 2021-04-30 2021-07-27 国网陕西省电力公司安康供电公司 Live-line operation method
CN113178814B (en) * 2021-04-30 2022-07-22 国网陕西省电力公司安康供电公司 Live-line operation method

Similar Documents

Publication Publication Date Title
CN201623400U (en) Hydraulic lifting insulating platform for distribution line live-wire work
CN104577835B (en) The mounting operation platform of outdoor disconnector operating mechanism
CN111017799A (en) Hydraulic lifting insulation platform for live work
CN106099694A (en) A kind of power distribution cabinet
CN101931173B (en) Mutual inductor disassembly-assembly bracket in switch cabinet
CN110885041A (en) Hydraulic lifting insulation platform for live work
CN204663121U (en) Packaged type insulating supporting line bar
CN201794281U (en) Insulation overhauling platform
CN208858130U (en) A kind of building construction roof beam structure
CN202268637U (en) Special-purpose maintenance platform for 3AH type handcart type breaker
CN109850823A (en) A kind of alternating current repairing carrying tool firmly installed
CN208046100U (en) A highway crossing device for power grid construction
CN207200127U (en) A kind of insulation climbing device for the maintenance of compound cross-arm
CN205100856U (en) Power maintenance is with insulating ladder
CN205670640U (en) A kind of portable high-efficiency electric power overhaul support
CN205724762U (en) GIS busbar bushing insulation bridge
CN201004331Y (en) A suspending device for electrical appliance device
CN215241350U (en) Waterproofing membrane processing is with mould convenient to upper and lower mould is fixed
CN201549792U (en) 220KV mutual inductor overhauling workbench
CN209686820U (en) A kind of movable building scaffold
CN219543091U (en) Hydraulic support maintenance adjustment mechanism
CN105201394B (en) An insulating ladder for electric maintenance
CN205846542U (en) A kind of 10kV pole line switch apparatus for examination and repair
CN210918174U (en) Liftable scaffold
CN206931905U (en) Low-voltage platform area special operation platform device

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
RJ01 Rejection of invention patent application after publication

Application publication date: 20200417

RJ01 Rejection of invention patent application after publication