CN108571284A - Power line sliding ladder - Google Patents
Power line sliding ladder Download PDFInfo
- Publication number
- CN108571284A CN108571284A CN201810462449.8A CN201810462449A CN108571284A CN 108571284 A CN108571284 A CN 108571284A CN 201810462449 A CN201810462449 A CN 201810462449A CN 108571284 A CN108571284 A CN 108571284A
- Authority
- CN
- China
- Prior art keywords
- power line
- conducting wire
- swing rod
- supporting
- sliding
- 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.)
- Granted
Links
Classifications
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06C—LADDERS
- E06C1/00—Ladders in general
- E06C1/02—Ladders in general with rigid longitudinal member or members
- E06C1/34—Ladders attached to structures, such as windows, cornices, poles, or the like
- E06C1/36—Ladders suspendable by hooks or the like
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06C—LADDERS
- E06C7/00—Component parts, supporting parts, or accessories
- E06C7/18—Devices for preventing persons from falling
- E06C7/185—Devices providing a back support to a person on the ladder, e.g. cages
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06C—LADDERS
- E06C7/00—Component parts, supporting parts, or accessories
- E06C7/48—Ladder heads; Supports for heads of ladders for resting against objects
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06C—LADDERS
- E06C7/00—Component parts, supporting parts, or accessories
- E06C7/50—Joints or other connecting parts
-
- 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
- H02G1/00—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines
- H02G1/02—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines for overhead lines or cables
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Architecture (AREA)
- Structural Engineering (AREA)
- Ladders (AREA)
Abstract
The present invention provides a kind of power line sliding ladders, belong to electrical equipment technical field, for walking on conducting wire, including two be arranged on the upside of conducting wire supporting shell, two to be slidably matched along the vertical direction with supporting shell the walking mechanism being arranged in two supporting shells and the manned holder for being fixed on supporting shell being arranged on the downside of conducting wire；Two walking mechanisms are arranged in supporting shell along wire arrangements direction spacing, and the spacing of two walking mechanisms is more than the width of conducting wire attachment；It is additionally provided in supporting shell for two walking mechanisms, two flexible driving devices along the vertical direction can be respectively driven.Power line provided by the invention sliding ladder, it is simple in structure, it is easy to use, crossing over blockage can be stablized in the case where not changing the center of gravity of manned holder, using effect is good, securely and reliably, reduces labor intensity, substantially increases overhaul efficiency.
Description
Technical field
The invention belongs to electrical equipment technical fields, are to be related to a kind of power line sliding ladder more specifically.
Background technology
Currently, high pressure overhead power line conductor wiring make an inspection tour and maintenance (attachment installation) work ratio oneself through reaching 70%,
The cabling of transmission line wire is maked an inspection tour need to be by sliding ladder walking with service personnel on conducting wire, and sliding ladder is in conducting wire walking
When encountering the conducting wire attachment of fixed conducting wire, can not leaping over obstacles, attachment (anti-rattler, terminal) need to be removed, it is sliding after dismounting
Dynamic ladder can walk, and run anti-rattler bolt corrosion for many years, need to use hacksaw sawing disassembling bolts anti-rattler, labor intensity
Larger, inspection speed is slower, and danger coefficient is higher, and overhaul efficiency is relatively low.
Invention content
The purpose of the present invention is to provide a kind of power line sliding ladders, it is intended to solve existing sliding ladder in conducting wire
When encountering conducting wire attachment in walking, can not leaping over obstacles, labor intensity is larger when use, the relatively low problem of overhaul efficiency.
To achieve the above object, the technical solution adopted by the present invention is：A kind of power line sliding ladder is provided, is used for
It walks, including two be arranged on the upside of conducting wire supporting shell, is arranged in two supporting shells along the vertical direction on conducting wire
Two walking mechanisms being slidably matched with the supporting shell and be arranged on the downside of the conducting wire for being fixed on the support
The manned holder of shell；Two walking mechanisms are arranged in the supporting shell along wire arrangements direction spacing, two walkings
The spacing of mechanism is more than the width of conducting wire attachment；It is additionally provided in the supporting shell for two walking mechanisms can be respectively driven
Two flexible driving devices along the vertical direction.
Further, the walking mechanism include traveling wheel for walking on conducting wire and for and the supporting shell exist
The wheel carrier being slidably matched in upper and lower directions.
Further, the both sides of the supporting shell it is hinged be equipped with for and corresponding first swing rod of two traveling wheels with
Second swing rod, first swing rod and second swing rod are located at the both sides of the traveling wheel, first swing rod and described
When two swing rods are closed the accommodating space for accommodating conducting wire is constituted with the traveling wheel.
Further, the both sides of the wheel carrier are respectively provided with the first drive block and be used for that the first swing rod of driving is swung
The second drive block for driving the second swing rod to swing.
Further, be equipped with driver slot on first drive block and second drive block, first swing rod and
It is respectively provided with the drive surface being slidably matched with the driver slot on second swing rod.
Further, the lower end of first swing rod is equipped with the first safety hook, and the lower end of second swing rod, which is equipped with, to be used
In the second safety hook abutted with the first safety hook.
Further, the driving device include along conducting wire direction in the supporting shell horizontally disposed sliding block, be used for
It is hinged the connecting rod of the sliding block and the wheel carrier and the driving mechanism for driving the sliding block to horizontally slip.
Further, the driving mechanism includes the lead screw being fixed on the sliding block, is rotatably arranged on the branch
On support shell and for the driving wheel that is connected with the wire rod thread, the axis of the wheel face of the driving wheel and the lead screw is vertically set
It sets.
Further, the manned holder includes the supporting rod being respectively fixedly disposed in two supporting shells, is used for
The bottom girder, the upper tie-beam for connecting the connecting rod top and hinged setting of the bottom end of the supporting rod are connected two
Connecting rod backrest on a supporting rod and on the downside of upper tie-beam is equipped between the connecting rod backrest and the supporting rod and uses
In the limit hinge for supporting the connecting rod backrest.
Further, the also slidable branch being equipped between the bottom girder and the connecting rod backrest in the connecting rod
Crossbeam is supportted, the jackscrew for being useful for being fixed on the support beam in the connecting rod is also threadedly coupled in the support beam.
Power line provided by the invention is with the advantageous effect of sliding ladder：Compared with prior art, electric power of the present invention
Line sliding ladder is arranged two supporting shells and fixes manned holders, sets that there are two the vehicle with walking machine of spacing setting in each supporting shell
Structure, and spacing be more than conducting wire attachment width, when walking to conducting wire attachment (barrier) when, by driving device will before
One walking mechanism is lifted, and when previous row, which walks mechanism, crosses conducting wire attachment (barrier), previous walking mechanism is put down, again
It revert on conducting wire, then latter walking mechanism is lifted by corresponding driving device, is walked on, it is attached that conducting wire is crossed in guidance
Part (barrier), then latter walking mechanism is put down, revert on conducting wire again, when use at least one in two supporting shells
A walking mechanism and conductive contact, the realization power line sliding ladder crossing over blockage of safety and stability, the configuration of the present invention is simple make
With conveniently, crossing over blockage can be stablized in the case where not changing the center of gravity of manned holder, using effect is good, securely and reliably, drop
Low labor intensity, substantially increases overhaul efficiency.
Description of the drawings
It to describe the technical solutions in the embodiments of the present invention more clearly, below will be to embodiment or description of the prior art
Needed in attached drawing be briefly described, it should be apparent that, the accompanying drawings in the following description be only the present invention some
Embodiment for those of ordinary skill in the art without creative efforts, can also be attached according to these
Figure obtains other attached drawings.
Fig. 1 is the structural schematic diagram that power line provided in an embodiment of the present invention slides ladder；
Fig. 2 is the enlarged structure schematic diagram at A in Fig. 1；
Fig. 3 is the internal structure schematic diagram of Fig. 2.
In figure：1, supporting rod；11, Curved beam；12, connecting rod backrest；13, bottom girder；131, link；14, support beam；141、
Jackscrew；15, limit hinge；2, conducting wire；3, supporting shell；31, wheel carrier；311, traveling wheel；32, the first drive block；321, driver slot；
33, the first swing rod；331, the first safety hook；332, drive surface；34, the second swing rod；341, the second safety hook；35, it lifts
Hole；36, guide chute；37, connecting rod；38, sliding block；41, lead screw；42, driving wheel；421, handle.
Specific implementation mode
In order to make technical problems, technical solutions and advantages to be solved be more clearly understood, tie below
Accompanying drawings and embodiments are closed, the present invention will be described in further detail.It should be appreciated that specific embodiment described herein is only
To explain the present invention, it is not intended to limit the present invention.
It should be noted that when element is referred to as " being fixed on " or " being set to " another element, it can be directly another
On one element or it is connected on another element.When an element is known as " being connected to " another element, it can
To be directly to another element or be indirectly connected on another element.
It is to be appreciated that term " length ", " width ", "upper", "lower", "front", "rear", "left", "right", "vertical",
The orientation or positional relationship of the instructions such as "horizontal", "top", "bottom", "inner", "outside" is that orientation based on ... shown in the drawings or position are closed
System, is merely for convenience of description of the present invention and simplification of the description, not indicating or implying the indicated device or element must have
Specific orientation, with specific azimuth configuration and operation, therefore be not considered as limiting the invention.
In addition, term " first ", " second " are used for description purposes only, it is not understood to indicate or imply relative importance
Or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or
Implicitly include one or more this feature.In the description of the present invention, the meaning of " plurality " is two or more,
Unless otherwise specifically defined.
Also referring to Fig. 1 and Fig. 2, now power line provided by the invention is illustrated with sliding ladder.The electric power
Line sliding ladder, for walking on conducting wire 2, including be arranged 2 upside of conducting wire two supporting shells 3, be arranged in two branch
It supports two to be slidably matched along the vertical direction with supporting shell 3 the walking mechanism in shell 3 and is arranged and be used in 2 downside of conducting wire
It is fixed on the manned holder of supporting shell 3；Two walking mechanisms are arranged in supporting shell 3 along 2 arranged direction spacing of conducting wire, two walkings
The spacing of mechanism is more than the width of 2 attachment of conducting wire；It is additionally provided in supporting shell 3 for two walking mechanisms can be respectively driven vertically
Two flexible driving devices of direction.
Power line provided by the invention sliding ladder, compared with prior art, two supporting shells 3 of setting fix manned branch
Frame, sets that there are two the walking mechanisms of spacing setting in each supporting shell 3, and spacing is more than the width of 2 attachment of conducting wire, works as walking
When to 2 attachment of conducting wire (barrier), previous walking mechanism is lifted by driving device, is led when previous row is walked mechanism and crossed
2 attachment of line (barrier) when, previous walking mechanism is put down, is revert to again on conducting wire 2, then pass through corresponding driving fill
It sets and lifts latter walking mechanism, walk on, 2 attachment of conducting wire (barrier) is crossed in guidance, then puts latter walking mechanism
Under, it revert to again on conducting wire 2, at least one walking mechanism is contacted with conducting wire 2 in two supporting shells 3 when use, and safety is steady
Fixed realization power line sliding ladder crossing over blockage, the configuration of the present invention is simple is easy to use, in the weight for not changing manned holder
Crossing over blockage can be stablized in the case of the heart, using effect is good, securely and reliably, reduces labor intensity, substantially increases maintenance
Efficiency.
Further, it please refers to Fig.1 to Fig.3, as a kind of power line provided by the invention specific reality of sliding ladder
Apply mode, walking mechanism includes traveling wheel 311 for walking on conducting wire 2 and for being slided in the up-down direction with supporting shell 3
The wheel carrier 31 of dynamic cooperation.Specifically, traveling wheel 311 is equipped with the groove for accommodating conducting wire 2, when traveling wheel 311 moves more
It is reliable and stable.
Further, Fig. 2 to Fig. 3 is please referred to, as a kind of power line provided by the invention specific reality of sliding ladder
Apply mode, the both sides of supporting shell 3 are hinged be equipped with for and two 311 corresponding first swing rod of traveling wheel, 33 and second swing rods 34,
First swing rod 33 and the second swing rod 34 are located at the both sides of traveling wheel 311, when the first swing rod 33 and the second swing rod 34 are closed and walk
Wheel 311 constitutes the accommodating space for accommodating conducting wire 2.By the way that the first swing rod 33 and the second swing rod 34 is arranged, can further add
After the security performance of strong supporting shell 3 during the motion, the first swing rod 33 and the contact of the second swing rod 34, by the lower side seal of conducting wire 2
It closes, prevents supporting shell 3 from being fallen on conducting wire 2.
Further, Fig. 2 to Fig. 3 is please referred to, as a kind of power line provided by the invention specific reality of sliding ladder
Mode is applied, the both sides of wheel carrier 31 are respectively provided with the first drive block 32 and be used to drive second that the first swing rod 33 of driving is swung
The second drive block that swing rod 34 is swung.The first drive block 32 and the movement of the second drive block are driven by the lifting of wheel carrier 31, when the
When one drive block 32 and the second drive block move to top dead centre, the first drive block 32 and the second drive block drive 33 He of the first swing rod
Second swing rod 34 is flared to 2 both sides of conducting wire；When the first drive block 32 and the second drive block move to lower dead center, the first drive block
32 and second drive block drive the first swing rod 33 and the second swing rod 34 to be closed to the downside of conducting wire 2, with supporting shell 3 jointly by conducting wire
2 in axial closing.
Further, Fig. 2 to Fig. 3 is please referred to, as a kind of power line provided by the invention specific reality of sliding ladder
Mode is applied, driver slot 321 is equipped on the first drive block 32 and the second drive block, is distinguished on the first swing rod 33 and the second swing rod 34
Equipped with the drive surface 332 for being slidably matched with driver slot 321.By the up and down motion of driver slot 321 drive drive surface 332 into
Row sliding, to realize that the overturning of the first swing rod 33 and the second swing rod 34 is swung, drive surface 332 is set with driver slot 321 at angle
It sets, can realize that abutting against drive surface 332 moves forward and backward when driver slot 321 moves up and down, the first drive block 32 and the second drive block
End be additionally provided with resetting block, realize the forced resetting of the first swing rod 33 and the second swing rod 34.
Further, it please refers to Fig.1 to Fig.3, as a kind of power line provided by the invention specific reality of sliding ladder
Mode is applied, the lower end of the first swing rod 33 is equipped with the first safety hook 331, and the lower end of the second swing rod 34 is equipped with for insuring with first
The second safety hook 341 that hook 331 abuts.The first safety hook 331 and the second safety hook when wheel carrier 31 is in lower dead center
341 abut, and security performance is more preferable, and the first hook and the second hook are equipped with mutually overlapped support plate, and connection is relatively reliable, when
Wheel carrier 31 first safety hook 331 and the second safety hook 341 overturning to both sides of conducting wire 2 at lower dead center will not hook barrier
Hinder object.
Further, it please refers to Fig.1 to Fig.3, as a kind of power line provided by the invention specific reality of sliding ladder
Apply mode, driving device include along 2 direction of conducting wire in supporting shell 3 horizontally disposed sliding block 38, for hinged sliding block 38 and wheel
The connecting rod 37 of frame 31 and driving mechanism for driving sliding block 38 to horizontally slip.Driving mechanism drives connecting rod 37 to move, connecting rod
37 pulling wheel carriers 31 slide up and down, and realize the lifting of traveling wheel 311.When sliding block 38 is in innermost stop, connecting rod 37 and wheel
Frame 31 ensures the stability that traveling wheel 311 uses in same vertical direction, and for sliding block 38 in sliding slot, connecting rod 37 is located at vertical side
To the active force of wheel carrier 31 is parallel with connecting rod 37 at this time, directly transfers the force to supporting shell 3, walking states are reliable and stable.
The guide chute for being slidably matched with sliding block 38 and wheel carrier 31 and being oriented to wheel carrier 31 for sliding block 38 is provided in supporting shell 3
36, ensure that sliding block 38 is slided with wheel carrier 31 and more stablizes.Driving device can also be hydraulic drive cylinder or cylinder.
Further, it please refers to Fig.1 to Fig.3, as a kind of power line provided by the invention specific reality of sliding ladder
Mode is applied, driving mechanism includes the lead screw 41 being fixed on sliding block 38, is rotatably arranged in supporting shell 3 and is used for and lead screw
41 driving wheels 42 being threadedly coupled, the wheel face of driving wheel 42 and the axis of lead screw 41 are vertically arranged.Driving wheel 42 and 41 spiral shell of lead screw
Line connects, and rotation driving wheel 42 can adjust distance length of the lead screw 41 in supporting shell 3, thus the distance of adjusting slider 38,
Band movable slider 38 moves, and handle 421 is additionally provided on driving wheel 42, convenient for rotation driving wheel 42.Driving mechanism can also be liquid
Press driving cylinder or cylinder.
Further, it please refers to Fig.1 to Fig.3, as a kind of power line provided by the invention specific reality of sliding ladder
Mode is applied, supporting shell 3 is equipped with hoisting ring or hole for hoist 35 for lifting, and hole for hoist 35 is threaded hole.
Further, referring to Fig. 1, as a kind of power line provided by the invention specific embodiment party of sliding ladder
Formula, manned holder include the supporting rod 1 being respectively fixedly disposed in two supporting shells 3, for connection support bar 1 bottom end bottom
Beam 13, the upper tie-beam for connecting connecting rod top and hinged setting are on two supporting rods 1 and under upper tie-beam
37 backrest 12 of connecting rod of side is equipped with the limit hinge for being used to support 37 backrest 12 of connecting rod between 37 backrest 12 of connecting rod and supporting rod 1
15.Upper tie-beam is Curved beam 11, increases the area in vertical direction, is used as stop member, ensures safety, is saved former
Material, it is easy to use.Hook or link can be set on Curved beam 11, place service kit, be additionally provided on 37 backrest 12 of connecting rod
Rubber pad.
Further, referring to Fig. 1, as a kind of power line provided by the invention specific embodiment party of sliding ladder
Formula, bottom girder 13 are stepped on for foot, and the both ends of bottom girder 13 are additionally provided with the link 131 for connection stay cord, and link 131 can also connect extension
Ladder.
Further, referring to Fig. 1, as a kind of power line provided by the invention specific embodiment party of sliding ladder
Formula, the also slidable support beam 14 being equipped between 37 backrest 12 of bottom girder 13 and connecting rod, support beam 14 in connecting rod
On be also threadedly coupled and be useful for the jackscrew 141 that is fixed on support beam 14 in connecting rod.Support beam 14 is used to support knee
Or shank, operating personnel's use are more stablized, safety, the position of support beam 14 is adjustable, adapts to the operation of different height leg length
Personnel, support are weighed and are additionally provided with antiskid, shock-absorbing pad, and the leg of user is protected not will produce sliding and crush injury when in use,
Better adaptability.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all essences in the present invention
All any modification, equivalent and improvement etc., should all be included in the protection scope of the present invention made by within refreshing and principle.
Claims (10)
1. power line sliding ladder, for walking on conducting wire, it is characterised in that：Including two branch being arranged on the upside of conducting wire
Support shell, be arranged in two supporting shells two to be slidably matched along the vertical direction with the supporting shell walking mechanism, with
And the manned holder for being fixed on the supporting shell being arranged on the downside of the conducting wire；Two walking mechanisms are in the branch
It supports shell along wire arrangements direction spacing to be arranged, the spacing of two walking mechanisms is more than the width of conducting wire attachment；The support
It is additionally provided on shell for two walking mechanisms, two flexible driving devices along the vertical direction can be respectively driven.
2. power line as described in claim 1 sliding ladder, it is characterised in that：The walking mechanism includes in conducting wire
The traveling wheel of upper walking and wheel carrier for being slidably matched in the up-down direction with the supporting shell.
3. power line as claimed in claim 2 sliding ladder, it is characterised in that：Hinged be equipped in the both sides of the supporting shell is used
In the first swing rod corresponding with two traveling wheels and the second swing rod, first swing rod and second swing rod are located at described
When the both sides of traveling wheel, first swing rod and second swing rod are closed the appearance for accommodating conducting wire is constituted with the traveling wheel
Between emptying.
4. power line as claimed in claim 3 sliding ladder, it is characterised in that：The both sides of the wheel carrier are respectively provided with
Drive the first drive block that the first swing rod is swung and the second drive block for driving the second swing rod to swing.
5. power line as claimed in claim 4 sliding ladder, it is characterised in that：First drive block and described second drives
It is equipped with driver slot on motion block, is respectively provided on first swing rod and second swing rod and matches with driver slot sliding
The drive surface of conjunction.
6. power line as claimed in claim 3 sliding ladder, it is characterised in that：The lower end of first swing rod is equipped with first
Safety hook, the lower end of second swing rod are equipped with the second safety hook for being abutted with the first safety hook.
7. power line as claimed in claim 2 sliding ladder, it is characterised in that：The driving device includes along conducting wire direction
The horizontally disposed sliding block, described for the connecting rod of the hingedly sliding block and the wheel carrier and for driving in the supporting shell
The driving mechanism that sliding block horizontally slips.
8. power line as claimed in claim 7 sliding ladder, it is characterised in that：The driving mechanism includes being fixed at
Lead screw on the sliding block, the driving wheel for being rotatably arranged in the supporting shell and being used to connect with the wire rod thread, it is described
The axis of the wheel face of driving wheel and the lead screw is vertically arranged.
9. power line as described in claim 1 sliding ladder, it is characterised in that：The manned holder includes that fixation respectively is set
Set the supporting rod in two supporting shells, the bottom girder of the bottom end for connecting the supporting rod, for connecting the connection
The upper tie-beam on bar top and the hinged connecting rod backrest being arranged on two supporting rods and be located on the downside of upper tie-beam,
The limit hinge for being used to support the connecting rod backrest is equipped between the connecting rod backrest and the supporting rod.
10. power line as claimed in claim 9 sliding ladder, it is characterised in that：It is also slidably set in the connecting rod
There is the support beam between the bottom girder and the connecting rod backrest, is also threadedly coupled and is useful for institute in the support beam
State the jackscrew that support beam is fixed in the connecting rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810462449.8A CN108571284B (en) | 2018-05-15 | 2018-05-15 | Power line sliding ladder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810462449.8A CN108571284B (en) | 2018-05-15 | 2018-05-15 | Power line sliding ladder |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108571284A true CN108571284A (en) | 2018-09-25 |
| CN108571284B CN108571284B (en) | 2019-11-08 |
Family
ID=63572524
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810462449.8A Active CN108571284B (en) | 2018-05-15 | 2018-05-15 | Power line sliding ladder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108571284B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109378765A (en) * | 2018-12-17 | 2019-02-22 | 国家电网有限公司 | Overhead network obstacle detouring ladder |
| CN109787149A (en) * | 2019-03-07 | 2019-05-21 | 国网湖北省电力公司咸宁供电公司 | A kind of dedicated hard ladder and its application method for wire jumper line maintenance |
| CN109975667A (en) * | 2019-03-27 | 2019-07-05 | 国网河北省电力有限公司沧州供电分公司 | A kind of insulating bar detection device |
| CN113914767A (en) * | 2021-09-23 | 2022-01-11 | 国网山东省电力公司烟台市蓬莱区供电公司 | Ladder fixed knot constructs and ladder is hung in electric power construction |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2883793A1 (en) * | 2012-10-09 | 2014-04-17 | Wing Enterprises, Incorporated | Ladder securing apparatuses, ladders incorporating same and related methods |
| US20150075907A1 (en) * | 2013-09-18 | 2015-03-19 | Wing Enterprises, Incorporated | Ladders including rope and pulley system and fall protection device |
| CN104453687A (en) * | 2013-09-16 | 2015-03-25 | 西安吉帑电子科技有限公司 | Suspending type safety insulating ladder |
| CN107701085A (en) * | 2017-08-31 | 2018-02-16 | 合保电气（芜湖）有限公司 | The cat ladder of electric power operation |
| CN107780825A (en) * | 2017-11-17 | 2018-03-09 | 国网山东省电力公司淄博供电公司 | Insulating ladder for live working |
-
2018
- 2018-05-15 CN CN201810462449.8A patent/CN108571284B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2883793A1 (en) * | 2012-10-09 | 2014-04-17 | Wing Enterprises, Incorporated | Ladder securing apparatuses, ladders incorporating same and related methods |
| CN104453687A (en) * | 2013-09-16 | 2015-03-25 | 西安吉帑电子科技有限公司 | Suspending type safety insulating ladder |
| US20150075907A1 (en) * | 2013-09-18 | 2015-03-19 | Wing Enterprises, Incorporated | Ladders including rope and pulley system and fall protection device |
| CN107701085A (en) * | 2017-08-31 | 2018-02-16 | 合保电气（芜湖）有限公司 | The cat ladder of electric power operation |
| CN107780825A (en) * | 2017-11-17 | 2018-03-09 | 国网山东省电力公司淄博供电公司 | Insulating ladder for live working |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109378765A (en) * | 2018-12-17 | 2019-02-22 | 国家电网有限公司 | Overhead network obstacle detouring ladder |
| CN109787149A (en) * | 2019-03-07 | 2019-05-21 | 国网湖北省电力公司咸宁供电公司 | A kind of dedicated hard ladder and its application method for wire jumper line maintenance |
| CN109975667A (en) * | 2019-03-27 | 2019-07-05 | 国网河北省电力有限公司沧州供电分公司 | A kind of insulating bar detection device |
| CN113914767A (en) * | 2021-09-23 | 2022-01-11 | 国网山东省电力公司烟台市蓬莱区供电公司 | Ladder fixed knot constructs and ladder is hung in electric power construction |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108571284B (en) | 2019-11-08 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108571284B (en) | Power line sliding ladder | |
| CN102545100A (en) | Live installation tool for space bar of twin-bundled conductor | |
| CN106215384B (en) | Concrete bar climbs workbench and its climbing device | |
| CN103183297A (en) | Mobile rescue elevator and rescue vehicle | |
| CN202495706U (en) | Electrified installation tool for double split conductor spacer | |
| CN109850823A (en) | A kind of alternating current repairing carrying tool firmly installed | |
| CN112357847B (en) | Portable lifting auxiliary device for live working | |
| CN207055847U (en) | A kind of climbing device when being used for electric pole operation | |
| CN108889995A (en) | A kind of liftable perforating device of construction | |
| CN108002249A (en) | Substation equipment maintenance and repair small space boom hoisting | |
| CN108952550B (en) | Ladder is delivered with climbing to electric wire netting | |
| CN103552509B (en) | In-vehicle insulating ladder device | |
| CN214611395U (en) | Live lifting lead device for movable line tower | |
| CN206956561U (en) | A kind of truss combined deck unit erection gantry walking mechanism | |
| CN111790075B (en) | Safety device for tower high-altitude operation | |
| CN215798012U (en) | Rigid anti-swing shear type device and crane | |
| CN210612744U (en) | Climbing platform fire truck with overhead rescue ladder stand of transition platform | |
| CN104847283A (en) | Drilling module drill pipe ramp for offshore cluster wells | |
| CN207829787U (en) | A kind of transformer maintenance climbing device | |
| CN209193502U (en) | A kind of road and bridge construction lifting device | |
| CN207363621U (en) | A kind of overhead cat road of drilling well | |
| CN205087752U (en) | Electric power system transmission line steps on lever apparatus | |
| CN207596345U (en) | Upper and lower overhead traveling crane safety interlock | |
| CN112850582A (en) | Lifting platform | |
| CN111350455A (en) | Self-moving stable ladder climbing 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 | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |