CN107780825B - Insulating ladder for live working - Google Patents
Insulating ladder for live working Download PDFInfo
- Publication number
- CN107780825B CN107780825B CN201711147813.3A CN201711147813A CN107780825B CN 107780825 B CN107780825 B CN 107780825B CN 201711147813 A CN201711147813 A CN 201711147813A CN 107780825 B CN107780825 B CN 107780825B
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- Prior art keywords
- sleeve
- bandage
- live working
- insulating ladder
- ladder
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- 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.)
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- 238000009413 insulation Methods 0.000 claims abstract description 14
- 238000010276 construction Methods 0.000 claims abstract description 10
- 238000009434 installation Methods 0.000 claims abstract description 9
- 239000000463 material Substances 0.000 claims description 7
- 239000003822 epoxy resin Substances 0.000 claims description 6
- 229920000647 polyepoxide Polymers 0.000 claims description 6
- 239000007787 solid Substances 0.000 claims description 2
- 238000000034 method Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 230000009194 climbing Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000003014 reinforcing effect Effects 0.000 description 2
- 241001503987 Clematis vitalba Species 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010292 electrical insulation Methods 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 235000013311 vegetables Nutrition 0.000 description 1
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
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06C—LADDERS
- E06C7/00—Component parts, supporting parts, or accessories
- E06C7/08—Special construction of longitudinal members, or rungs or other treads
- E06C7/082—Connections between rungs or treads and longitudinal members
-
- 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
- E06C7/186—Rail or rope for guiding a safety attachment, e.g. a fall arrest system
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06C—LADDERS
- E06C7/00—Component parts, supporting parts, or accessories
- E06C7/42—Ladder feet; Supports therefor
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Architecture (AREA)
- Structural Engineering (AREA)
- Ladders (AREA)
Abstract
The present invention relates to electric power insulating ladder technical fields, in particular to a kind of insulating ladder for live working.Including sequentially connected hook, single-column ladder, lower end fixed cell and anchor ear from top to bottom;Hook includes hanger bulk and the first sleeve that hanger bulk one end is arranged in;Single-column ladder includes vertical bar and is horizontally spaced about multiple pedals on vertical bar, and the upper end of vertical bar is socketed in the inside of first sleeve, is provided with support construction on the downside of pedal;Lower end fixed cell includes insulation tube and the second sleeve that insulation tube one end is arranged in, and the lower end of vertical bar is socketed in second sleeve;Anchor ear includes hoop body and the tightening device and lock for being separately positioned on hoop body both ends, is provided with bandage between tightening device and lock, and adjusting buckle is provided on bandage, and adjusting buckle is used to adjust the length of bandage.The insulating ladder for live working structure is simple, easy for installation, overall structure is secured, stability is good, is applicable to the electric pole of different thicknesses.
Description
Technical field
The present invention relates to electric power insulating ladder technical fields, in particular to a kind of insulating ladder for live working.
Background technique
Livewire work be power supply department improve power supply reliability a kind of important way, livewire work can make industry expansion take fire,
The work such as defect elimination carries out under not power-off condition, substantially increases the reliability of power supply.In recent years, various regions power department is adopted extensively
The livewire work of distribution line is carried out with aerial lift device with insulated arm, aerial lift device with insulated arm has lift-off convenience, mobility strong, job area
Greatly, high mechanical strength, the advantages that electrical insulation properties are high.But it is exhausted in regions such as mountainous region, rural area, field, the lanes having inconvenient traffic
Edge bucket arm vehicle can not just carry out livewire work in place, thereby result in partial region and have a power failure frequently, the reliability of power supply is low.
The common method of power distribution live-wire has insulating bar and two kinds of insulating glove method, in real work, generally takes absolutely
Edge bucket arm vehicle mode directly carries out livewire work using insulating glove.But when in particular job place: mountain area, hills, crops
When ground, green house of vegetables, mushy road etc. are nearby worked, livewire work can not be carried out using aerial lift device with insulated arm, at this point, operation
Personnel, which can be used, to be stepped on bar climbers, is carried out operation in the way of insulating bar, requirement of this operation mode to operating personnel
Higher, the disadvantage is that time-consuming and laborious, the activity duration is and to need to consume a large amount of physical strength using 5-6 times of insulating glove method,
It is very unfavorable to the development of work.
With advances in technology, also there is the insulating ladder of several types, but be typically all using common ladder
Form is horizontally disposed with cross bar between i.e. two vertical bars, and hook is arranged in the upper end of vertical bar, hangs on conducting wire.This mode
Insulating ladder it is not secured enough, stability is bad;Since the height of electric operating is generally all very high, common ladder type is difficult to protect
Demonstrate,prove the safety of operating personnel.
Summary of the invention
The main purpose of the present invention is to provide a kind of insulating ladder for live working, the insulating ladder for live working structure is simple,
It is easy for installation, overall structure is secured, stability is good, is applicable to the electric pole of different thicknesses.
To achieve the goals above, the following technical solution is employed by the present invention:
A kind of insulating ladder for live working, including from top to bottom sequentially connected hook, single-column ladder, lower end fixed cell and
Anchor ear;
Hook includes hanger bulk and the first sleeve that hanger bulk one end is arranged in;
Single-column ladder includes vertical bar and is horizontally spaced about multiple pedals on vertical bar, and the upper end of vertical bar is socketed in first
The inside of sleeve is provided with support construction on the downside of pedal;
Lower end fixed cell includes insulation tube and the second sleeve that insulation tube one end is arranged in, and the lower end of vertical bar is socketed in
In second sleeve;
Anchor ear includes hoop body and the tightening device and lock for being separately positioned on hoop body both ends, between tightening device and lock
It is provided with bandage, adjusting buckle is provided on bandage, adjusting buckle is used to adjust the length of bandage.
Preferably, hanger bulk includes the bracket of 2 V-shaped installations, bracket includes the right angle trigonometry of setting at one end
The vertical right-angle side of shape bracket, right angled triangle bracket is connected in first sleeve, and bracket further includes the L shape that the other end is arranged in
Coupler body.
Preferably, being horizontally disposed on the level right angle side of right angled triangle bracket and bevel edge has cross bar, the both ends of cross bar
2 right angled triangle brackets are separately connected, cross bar is used to support reinforcing hanger bulk.
Preferably, support construction includes the L shape supporter being symmetricly set on the downside of pedal and is arranged in L shape supporter
The triangular support body of downside, L shape supporter are bolted with pedal.
Preferably, bracket is an integral structure, the L shape supporter and triangular support of the same side on the downside of pedal are set
Body is an integral structure, and triangular support body is engraved structure.
Preferably, hoop body includes curved rod and the protrusion that is arranged at left and right sides of curved rod.
Preferably, curved rod and protrusion are an integral structure.
Preferably, tightening device includes the U-shaped bar for being fixed on hoop body one end, one end of U-shaped bar is fixed on hoop body, U
The other end of shape bar is connected with connector, and one end of connector is provided with round hook, and circle hook rhampotheca is on U-shaped bar, bandage ring
Around on the other end of the connector.
Preferably, lock includes buckle and passes through the holddown spring of articulated shaft pin connection, one end of bandage with buckle
It is fixed on hinged pivot pin.
Preferably, the material of hook and lower end fixed cell is epoxy resin.
The invention has the following advantages:
(1) insulating ladder for live working is provided with hook, which uses the form of 2 V-shaped installations of bracket, Mei Gezhi
Frame includes triangular supports and L shape coupler body, and is horizontally disposed with and has on the level right angle side of right angled triangle bracket and bevel edge
Cross bar, the bracket and cross bar of triangle increase the firm reliability of hook, and hook hangs Shi Buyi on cross-arm on utility poles
It shakes;L shape coupler body makes installation simple, easy to operate.
(2) insulating ladder for live working is provided with single-column ladder, and the pedal of the single-column ladder, which passes through, is arranged in leading among pedal
Hole is interspersed on vertical bar, is not required climbing sequence;Support construction uses the triangular support body of hollow out, the design of hollow type
Safety rope can be passed through into through-hole, make its stability under loading, guarantee operating personnel's safety.
(3) insulating ladder for live working is provided with lower end fixed cell, which passes through insulation tube and second
Sleeve links together single-column ladder and anchor ear, and lower end fixed cell is all made of epoxide resin material and is made, the machine of epoxy resin
Tool intensity is big, and insulation performance is good, and stability is strong.
(4) insulating ladder for live working is provided with anchor ear, which includes tightening device and lock, in tightening device and lock
It is provided with bandage between button, is provided with adjusting buckle on bandage, bandage is tensed by adjusting buckle, can be carried out according to the thickness of electric pole
Bandage is adjusted, lock includes buckle and holddown spring, and when use, which detains buckle, can be completed the fixed work of anchor ear, easy for installation fast
The time is saved in victory.
Detailed description of the invention
Fig. 1 is overall structure diagram of the invention.
Fig. 2 is the structural schematic diagram of support construction of the invention.
Fig. 3 is the structural schematic diagram of lock of the invention.
In figure: 11, hanger bulk;12, first sleeve;13, bracket;14, right angled triangle bracket;15, L shape coupler body;16,
Cross bar;21, vertical bar;22, pedal;23, support construction;24, L shape supporter;25, triangular support body;31, insulation tube;32,
Two sleeves;41, hoop body;411, curved rod;42, tightening device;43, it latches;431, buckle;432, holddown spring;44, bandage;
45, adjusting buckle.
Specific embodiment
The present invention will be further explained below with reference to the attached drawings.
As shown in Figure 1, a kind of insulating ladder for live working, including sequentially connected hook, single-column ladder, lower end are solid from top to bottom
Order member and anchor ear.
With continued reference to Fig. 1, hook includes hanger bulk 11 and the first sleeve 12 that 11 one end of hanger bulk is arranged in.It hangs
Hook ontology 11 includes the bracket 13 of 2 V-shaped installations, and each bracket 13 includes the right angled triangle bracket 14 of setting at one end,
The vertical right-angle side of the right angled triangle bracket 14 is connected to the side of first sleeve 12, and each bracket 13 further includes being arranged another
The L shape coupler body 15 of one end, the L shape coupler body 15 is L-shaped, that is, has horizontal positioned straight-bar and vertical with the straight-bar vertical
Bar is installed and used very convenient and safe and reliable in use, vertical bar is hooked on cross-arm on utility poles.Branch
Frame 13 is the structure of integral type, i.e., each bracket 13 is to be converted into one end by a steel as right angled triangle, and the other end rolls at L-shaped hook
Shape.The vertical side for being welded on first sleeve 12 of vertical right-angle side.The level right angle side of right angled triangle bracket 14 and
Being horizontally disposed on bevel edge has cross bar 16, and cross bar 16, which is used to support, reinforces hanger bulk 11, increases the fastness of hook support, makes 2
A bracket 13 is not likely to produce shaking.Since the width of the cross-arm on electric pole is more much larger than the width of first sleeve 12,2 branch
One end of frame 13 is welded on the side of first sleeve 12, and the other end is hooked on cross-arm, and therefore, 2 brackets 13 want V-shaped installation,
It is hooked so as to the other end on cross-arm on utility poles.The material of hook is epoxy resin, and hook made of the material is mechanical strong
Degree is big, insulation performance is good, light weight.
Referring to Fig. 1 and Fig. 2, single-column ladder includes the multiple pedals 22 of vertical bar 21 and horizontal spacing setting on vertical bar 21,
The centre of pedal 22 is provided with through-hole, is covered on vertical bar 21 by through-hole, and through-hole is arranged in intermediate in pedal 22, so that pedal 22
It is mounted on the center stressed position of vertical bar 21, this sequence designed so that operating personnel climbs in climbing without consideration,
And the spacing distance between multiple pedals 22 is equal.The upper end of vertical bar 21 is socketed in the inside of first sleeve 12, vertical bar
After 21 upper end is socketed in the inside of first sleeve 12, screw bolt reinforcing can be passed through again.The downside of pedal 22 is provided with support construction
23.Support construction 23 includes being symmetricly set on the L shape supporter 24 of 22 downside of pedal and being arranged on the downside of L shape supporter 24
Triangular support body 25, L shape supporter 24 and triangular support body 25 are all the two sides for being symmetrically arranged at vertical bar 21, if
It sets L shape supporter 24 and triangular support body 25 in the same side of 22 downside of pedal to be an integral structure, L shape supporter 24 rises
To the effect for holding pedal 22, triangular support body 25 can satisfy force request, increase withstanding forces and increasing for pedal 22
Fixation is bolted in the fastness of strong pedal 22, L shape supporter 24 and pedal 22.Triangular support body 25 is hollow out knot
Structure, in the present embodiment, the engraved structure are that through-hole is provided on triangular support body 25, and the design of hollow type can will be pacified
Full rope keeps its stress more stable, to guarantee the safety of operating personnel across hole.
With continued reference to Fig. 1, lower end fixed cell includes insulation tube 31 and is arranged in the second of described 31 one end of insulation tube
Sleeve 32, the lower end of vertical bar 21 are socketed in second sleeve 32.Lower end fixed cell is made of epoxide resin material, uses this
Insulation tube 31 and 32 mechanical strength of second sleeve made of material are big, insulation performance is good, stability is strong.The lower end of vertical bar 21
It would generally be fixed again with bolt after being socketed in second sleeve 32.
Referring to Fig. 1 and Fig. 3, anchor ear includes hoop body 41 and the tightening device 42 for being separately positioned on 41 both ends of hoop body and lock
43, it is provided with bandage 44 between tightening device 42 and lock 43, adjusting buckle 45 is provided on bandage 44, adjusting buckle 45 is for adjusting
The length of bandage 44, the adjusting buckle 45 are common stud adjusting buckle, are provided with teeth on adjusting buckle 45, bandage is interspersed in day
In 2 mouths of the adjusting buckle 45 of font, teeth are used to block the bandage 44 after adjusting.Hoop body 41 includes curved rod 411 and sets
The protrusion in 411 left and right sides of curved rod is set, curved rod 411 and protrusion are an integral structure, and curved rod 411 is for embracing electric wire
Bar, protrusion are stuck in supporting point of the two sides of electric pole as insulating ladder in lower end.Tightening device 42 includes being fixed on hoop body 41 1
The U-shaped bar at end, one end of U-shaped bar are fixed on one end of hoop body 41, and the other end of U-shaped bar is connected with connector, this implementation
Connector is the connector of " door " font in example, and one end of connector is provided with round hook, and circle hook rhampotheca is on the bar of U-shaped bar, circle
The design of hook allows connector movable, and bandage 44 is around on the other end of the connector.Lock 43 include buckle 431 and
Pass through the holddown spring 432 of articulated shaft pin connection with buckle 431, one end of bandage 44 is fixed on hinged pivot pin, bandage 44
The other end is looped around on connector.
It is of the invention use process is as follows described:
In the use of the present invention, insulating ladder for live working of the invention is hung on utility poles by the hook of upper end first
Cross-arm on, the anchor ear of lower end is embraced in the lower end of electric pole, and bandage is connected and adjust, and will be fixed on the another of the bandage of lock one end
One end is punctured on the connector on tightening device, and bandage is inserted on adjusting buckle after and carries out tightening adjusting, passes through bandage
The lower end of insulating ladder for live working is fixed on utility poles, and withholding lower pinch plate can be completed the fixed work of anchor ear.
The foregoing is only a preferred embodiment of the present invention, is not intended to restrict the invention, for the skill of this field
For art personnel, the invention may be variously modified and varied.All within the spirits and principles of the present invention, made any to repair
Change, equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.
Claims (7)
1. a kind of insulating ladder for live working, which is characterized in that solid including sequentially connected hook, single-column ladder, lower end from top to bottom
Order member and anchor ear;
The hook includes the first sleeve (12) of hanger bulk (11) and setting in the hanger bulk (11) one end;
The single-column ladder includes the multiple pedals (22) of vertical bar (21) and horizontal spacing setting on vertical bar (21), the vertical bar
(21) upper end is socketed in the inside of the first sleeve (12), is provided with support construction (23) on the downside of the pedal (22);
The lower end fixed cell includes the second sleeve (32) of insulation tube (31) and setting in the insulation tube (31) one end,
The lower end of the vertical bar (21) is socketed in the second sleeve (32);
The anchor ear includes hoop body (41) and the tightening device (42) for being separately positioned on the hoop body (41) both ends and lock
(43), it is provided with bandage (44) between the tightening device (42) and lock (43), is provided with adjusting buckle on the bandage (44)
(45), the adjusting buckle (45) is used to adjust the length of the bandage (44);
The hanger bulk (11) includes the bracket (13) of 2 V-shaped installations, and the bracket (13) includes setting at one end straight
The vertical right-angle side of angle triangular supports (14), the right angled triangle bracket (14) is connected on the first sleeve (12),
The bracket (13) further includes the L shape coupler body (15) that the other end is arranged in;
Being horizontally disposed on the level right angle side of the right angled triangle bracket (14) and bevel edge has cross bar (16), the cross bar (16)
Both ends be separately connected 2 right angled triangle brackets (14), the cross bar (16), which is used to support, reinforces the hanger bulk
(11);
The support construction (23) includes the L shape supporter (24) being symmetricly set on the downside of the pedal (22) and is arranged in institute
The angular supporter (25) on the downside of L shape supporter (24) is stated, the L shape supporter (24) and the pedal (22) are connected by bolt
It connects.
2. insulating ladder for live working according to claim 1, which is characterized in that bracket (13) is an integral structure, setting
The L shape supporter (24) of the same side and the triangular support body (25) are integral type knot on the downside of the pedal (22)
Structure, the triangular support body (25) are engraved structure.
3. insulating ladder for live working according to claim 1, which is characterized in that the hoop body (41) includes curved rod
(411) and protrusion at left and right sides of the curved rod (411) is set.
4. insulating ladder for live working according to claim 3, which is characterized in that the curved rod (411) and the protrusion
It is an integral structure.
5. insulating ladder for live working according to claim 1, which is characterized in that the tightening device (42) includes being fixed on
The U-shaped bar of described hoop body (41) one end, one end of the U-shaped bar are fixed on one end of the hoop body (41), the U-shaped bar it is another
One end is connected with connector, and one end of the connector is provided with round hook, and the round hook rhampotheca is on the U-shaped bar, institute
Bandage (44) is stated to be looped around on the other end of the connector.
6. insulating ladder for live working according to claim 1, which is characterized in that the lock (43) includes buckle (431)
And passing through the holddown spring (432) of articulated shaft pin connection with the buckle (431), one end of the bandage (44) is fixed on institute
It states on hinged pivot pin.
7. insulating ladder for live working according to claim 1, which is characterized in that the hook and the lower end fixed cell
Material be epoxy resin.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201711147813.3A CN107780825B (en) | 2017-11-17 | 2017-11-17 | Insulating ladder for live working |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201711147813.3A CN107780825B (en) | 2017-11-17 | 2017-11-17 | Insulating ladder for live working |
Publications (2)
Publication Number | Publication Date |
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CN107780825A CN107780825A (en) | 2018-03-09 |
CN107780825B true CN107780825B (en) | 2019-08-16 |
Family
ID=61433362
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201711147813.3A Active CN107780825B (en) | 2017-11-17 | 2017-11-17 | Insulating ladder for live working |
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CN (1) | CN107780825B (en) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108571284B (en) * | 2018-05-15 | 2019-11-08 | 国家电网公司 | Power line sliding ladder |
CN110905388A (en) * | 2019-12-06 | 2020-03-24 | 贵州电网有限责任公司 | A insulating ladder of live working multisection for on pole |
CN112360326B (en) * | 2020-10-20 | 2022-07-26 | 贵州电网有限责任公司 | Insulating aerial ladder of live working |
CN114776207A (en) * | 2022-05-30 | 2022-07-22 | 国网河南省电力公司伊川县供电公司 | Steel pipe high-voltage pole plug-in type crawling ladder |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS54129199U (en) * | 1978-02-28 | 1979-09-07 | ||
CN1347676A (en) * | 2000-09-22 | 2002-05-08 | 克斯克管理公司 | Children's chair with crotch belt positioning device |
CN201258680Y (en) * | 2008-08-29 | 2009-06-17 | 安徽省电力公司淮南供电公司 | Insulating centipede ladder |
CN203347672U (en) * | 2013-06-17 | 2013-12-18 | 湖南省电力公司邵阳电业局 | Special climbing ladder stand for pole |
-
2017
- 2017-11-17 CN CN201711147813.3A patent/CN107780825B/en active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS54129199U (en) * | 1978-02-28 | 1979-09-07 | ||
CN1347676A (en) * | 2000-09-22 | 2002-05-08 | 克斯克管理公司 | Children's chair with crotch belt positioning device |
CN201258680Y (en) * | 2008-08-29 | 2009-06-17 | 安徽省电力公司淮南供电公司 | Insulating centipede ladder |
CN203347672U (en) * | 2013-06-17 | 2013-12-18 | 湖南省电力公司邵阳电业局 | Special climbing ladder stand for pole |
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CN107780825A (en) | 2018-03-09 |
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