CN103603851B - Safety hoop for insulation single ladder - Google Patents
Safety hoop for insulation single ladder Download PDFInfo
- Publication number
- CN103603851B CN103603851B CN201310384628.1A CN201310384628A CN103603851B CN 103603851 B CN103603851 B CN 103603851B CN 201310384628 A CN201310384628 A CN 201310384628A CN 103603851 B CN103603851 B CN 103603851B
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- CN
- China
- Prior art keywords
- anchor ear
- hoop
- support
- single ladder
- safety
- Prior art date
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- 238000009413 insulation Methods 0.000 title claims abstract description 16
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 24
- 239000010959 steel Substances 0.000 claims abstract description 24
- 238000000576 coating method Methods 0.000 claims description 5
- WYTGDNHDOZPMIW-RCBQFDQVSA-N alstonine Natural products C1=CC2=C3C=CC=CC3=NC2=C2N1C[C@H]1[C@H](C)OC=C(C(=O)OC)[C@H]1C2 WYTGDNHDOZPMIW-RCBQFDQVSA-N 0.000 claims description 3
- 230000005611 electricity Effects 0.000 abstract description 3
- 239000011247 coating layer Substances 0.000 abstract 2
- 102100023170 Nuclear receptor subfamily 1 group D member 1 Human genes 0.000 description 8
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000000919 ceramic Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000000178 monomer Substances 0.000 description 1
- 229910052754 neon Inorganic materials 0.000 description 1
- GKAOGPIIYCISHV-UHFFFAOYSA-N neon atom Chemical compound [Ne] GKAOGPIIYCISHV-UHFFFAOYSA-N 0.000 description 1
- 238000011017 operating method Methods 0.000 description 1
- 239000011787 zinc oxide Substances 0.000 description 1
Abstract
The invention discloses a safety hoop for an insulation single ladder. The safety hoop comprises a left hoop, a supporting body and a right hoop. The left hoop, the supporting body and the right hoop are of an integrated structure. The middles of the left hoop and the right hoop are both of an arc structure. A plurality of locating pieces are arranged in the left hoop and the right hoop, and single ladder locking devices are arranged at the left end and the right end of the supporting body symmetrically. Each locking device comprises a steel sleeve, a locking bolt penetrates the steel sleeve, an insulation coating layer is arranged on the outer surface of each steel sleeve, and an electric leakage alarm is arranged on the supporting body. By means of the safety hoop, the whole hoop structure is reasonable in arrangement, the plurality of locating pieces in the left hoop and the right hoop can increase friction, the hoop is not prone to slide, and working is more reliable. By means of the insulation coating layers on the outer sides of the steel sleeves, electric shock can be prevented when workers conduct installing. By means of the electric leakage alarm, alarming can be conducted as long as leakage electricity exists on the hoop, and the safety hoop is safe and reliable and convenient to use.
Description
Technical field
The present invention relates to anchor ear field, be specifically related to a kind of safety hoop for insulation single ladder.
Background technique
In power industry, in the ascend operation of the equipment such as 220kV voltage transformer, metal zinc oxide lightning arrester, current transformer, often use insulation single ladder and carry out ascend operation.But common insulation single ladder on the market has still followed design in the past at present, and safety coefficient is lower, well can not ensure the life safety of we power worker.And due to working environment restriction, due to concrete pillar smoother, easily there is lateral tilting sliding, bring potential danger to ascend operation in common insulation single ladder top and concrete pillar contact position.
Summary of the invention
For the deficiency that prior art exists, the edge list ladder safety hoop that the object of the present invention is to provide a kind of structure simple, safe and reliable, easy to use.
For achieving the above object, the invention provides following technological scheme: a kind of safety hoop for insulation single ladder, comprise left anchor ear, support and right anchor ear, described left anchor ear, support and right anchor ear are structure as a whole, the middle part of described left anchor ear and right anchor ear is arc structure, and be provided with multiple locating piece in left anchor ear and right anchor ear, two ends, described support left and right are symmetrically arranged with single terraced locking device, the terraced locking device of described list comprises steel bushing, described steel bushing is equipped with lock bolt, described steel bushing outer surface is provided with one deck coatings layer, described support is provided with leakage alarm.
By adopting technique scheme, whole hooping structure arranges rationally, multiple locating pieces in left anchor ear and right anchor ear can increase friction, anchor ear is not easily slided, and work is more reliable, and the coatings layer outside copper sheathing can prevent workman from getting an electric shock when installation, and be provided with leakage alarm, as long as anchor ear there is electric leakage will report to the police, safe and reliable, easy to use.
The present invention is set to further: described left anchor ear and right anchor ear are symmetrical arranged, and is bent outwardly curved in the middle part of left anchor ear and right anchor ear, describedly arranges left anchor ear and right anchor ear curved part middle inside is respectively equipped with multiple locating piece.By this setting, left anchor ear and right hooping structure arrange rationally, and multiple locating piece position is arranged rationally.
The present invention is also set to further: described multiple locating pieces are the raised line be fixedly installed, and described each raised line is serpentine structure.By this setting, described monomer locating piece vibrational power flow is reasonable, and frictional force is large, works more reliable.
The present invention is also set to further: described left anchor ear, support and the even steel bar of right anchor ear, installs leakage alarm in the middle part of described support.Described left anchor ear, support and right anchor ear are all steel bars, can conduct electricity, and electricity can be delivered to fast leakage alarm and report to the police, safe and reliable.
The present invention is also set to further: two ends, described support left and right are symmetrically arranged with contiguous block, and the L-shaped structure of described contiguous block, described contiguous block and support are structure as a whole.By this setting, connecting block structure arranges rationally, works more reliable.
The present invention is also set to further: described steel bushing and contiguous block are locked by connecting bolt.By this setting, steel bushing and contiguous block easy to connect, mounting or dismounting are simple.
The present invention is also set to further: described support front-end face has been arranged side by side two leakage alarms.By this setting, after a leakage alarm has been broken, another can normally use, more safe and reliable.
The present invention is also set to further: lock bolt is provided with fixed plate in described steel bushing, and described fixed plate is fixedly connected with lock bolt afterwards and lock bolt forms and links.By this setting, lock bolt is fixing more reliable by fixed plate and single ladder.
Advantage of the present invention is: compared with prior art, vibrational power flow of the present invention is reasonable, multiple locating pieces in left anchor ear and right anchor ear can increase friction, anchor ear is not easily slided, and work is more reliable, and the coatings layer outside copper sheathing can prevent workman from getting an electric shock when installation, and be provided with leakage alarm, as long as anchor ear there is electric leakage will report to the police, safe and reliable, easy to use.
Below in conjunction with Figure of description and specific embodiment, the invention will be further described.
Accompanying drawing explanation
Fig. 1 is the structural representation of the embodiment of the present invention;
Fig. 2 is the structural representation one of embodiment of the present invention list ladder locking device;
Fig. 3 is the structural representation two of embodiment of the present invention list ladder locking device.
Embodiment
Embodiment 1
See Fig. 1, a kind of safety hoop for insulation single ladder disclosed by the invention, comprise left anchor ear 1, support 2 and right anchor ear 3, described left anchor ear 1, support 2 and right anchor ear 3 are structure as a whole, the middle part of described left anchor ear 1 and right anchor ear 3 is arc structure, and be provided with multiple locating piece 4 in left anchor ear 1 and right anchor ear 3, described support about 2 two ends are symmetrically arranged with single terraced locking device, the terraced locking device of described list comprises steel bushing 5, described steel bushing 5 is equipped with lock bolt 6, described steel bushing 5 outer surface is provided with one deck coatings layer 7, described support 2 is provided with leakage alarm 8.
For making structure of the present invention more simple, reasonable, as preferably, described in the present embodiment, left anchor ear 1 and right anchor ear 3 are symmetrical arranged, and are bent outwardly curved in the middle part of left anchor ear 1 and right anchor ear 3, describedly arrange left anchor ear 1 and right anchor ear 3 curved part middle inside is respectively equipped with multiple locating piece 4.The described raised line of multiple locating pieces 4 for being fixedly installed, described each raised line is serpentine structure.
Described left anchor ear 1, support 2 and right anchor ear 3 be steel bar evenly, installs leakage alarm 8 in the middle part of described support 2.The leakage alarm 8 of the present embodiment comprises neon tube, piezoelectric ceramic and resistance composition sound light alarming circuit, and this circuit is connected on support 2, can play when electric leakage occurs electrical equipment, send acoustooptic alarm rapidly.This technology is well known to those skilled in the art, and the present embodiment is just no longer described.
Described support about 2 two ends are symmetrically arranged with contiguous block 9, the L-shaped structure of described contiguous block 9, and described contiguous block 9 is structure as a whole with support 2.Described steel bushing 5 is locked by connecting bolt 10 with contiguous block 9.
Anchor ear device of the present invention is arranged on the montant upper end of insulation single ladder, can the horizontal empty such as auto lock concrete pillar, be stuck in firmly on fixture, ensure Security during operation, give full play to the important function of safety hoop, the not only time saving and energy saving danger avoided ladder to incline when ascend operation especially, slide of simple and convenient operating method efficiently, gives the guarantee of high-lift operation personal security, greatly improves safety coefficient.
Embodiment 2
See Fig. 1, Fig. 2 and Fig. 3, the present embodiment 2 is in addition perfect on the basis of embodiment 1, and described support 2 front-end face has been arranged side by side two leakage alarms 8.After a leakage alarm has been broken, another can normally use, more safe and reliable.
In described steel bushing 5, lock bolt 6 is provided with fixed plate 11, described lock bolt 6 promotes fixed plate 6 and clamps single ladder.Described fixed plate 11 can be arranged to round structure or rectangular configuration, fixes to form link in the middle part of the fixed plate of round structure with lock bolt 6; The fixed plate 11 of rectangular configuration can be arranged a connecting sleeve 111, connecting sleeve 111 one end is fixedly connected with fixed plate 11, and connecting sleeve 111 the other end is flexibly connected with lock bolt 6.Greatly, lock bolt is fixing more reliable by fixed plate and the montant of single ladder for the fixed plate of round structure and the fixed plate surface of contact of rectangular configuration.
Above-described embodiment is to specific descriptions of the present invention; only be used to further illustrate the present invention; can not be interpreted as limiting the scope of the present invention, the technician of related domain makes some nonessential improvement according to the content of foregoing invention to the present invention and adjustment all falls within protection scope of the present invention.
Claims (4)
1. a safety hoop for insulation single ladder, comprises left anchor ear (1), support (2) and right anchor ear (3),
It is characterized in that: described left anchor ear (1), support (2) and right anchor ear (3) are structure as a whole, a described left side
The middle part of anchor ear (1) and right anchor ear (3) is arc structure, and arranges in left anchor ear (1) and right anchor ear (3)
Have multiple locating piece (4), described support (2) two ends, left and right are symmetrically arranged with single terraced locking device, described list
Ladder locking device comprises steel bushing (5), described steel bushing (5) is equipped with lock bolt (6), described steel bushing (5)
Outer surface is provided with one deck coatings layer (7), described support (2) is provided with leakage alarm (8), described support (2) two ends, left and right are symmetrically arranged with contiguous block (9), described contiguous block (9) L-shaped structure, described contiguous block (9) and support (2) are structure as a whole, described steel bushing (5) and contiguous block (9) are locked by connecting bolt (10), in described steel bushing (5), lock bolt (6) is provided with fixed plate (11), described lock bolt (6) promotes the single ladder of fixed plate (11) clamping, described support (2) front-end face is arranged side by side two leakage alarms (8).
2. according to a kind of safety hoop for insulation single ladder described in claim 1, it is characterized in that: described left anchor ear (1) and right anchor ear (3) are symmetrical arranged, and left anchor ear (1) and right anchor ear (3) middle part are bent outwardly curved, described left anchor ear (1) is set and right anchor ear (3) curved part middle inside is respectively equipped with multiple locating piece (4).
3. according to a kind of safety hoop for insulation single ladder described in claim 2, it is characterized in that: described multiple locating pieces (4) raised line for being fixedly installed, described each raised line is serpentine structure.
4. according to a kind of safety hoop for insulation single ladder described in claim 3, it is characterized in that: a described left side is embraced
Hoop (1), support (2) and right anchor ear (3) be steel bar evenly, and leakage alarm (8) is installed at described support (2) middle part.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201310384628.1A CN103603851B (en) | 2013-08-29 | 2013-08-29 | Safety hoop for insulation single ladder |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201310384628.1A CN103603851B (en) | 2013-08-29 | 2013-08-29 | Safety hoop for insulation single ladder |
Publications (2)
Publication Number | Publication Date |
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CN103603851A CN103603851A (en) | 2014-02-26 |
CN103603851B true CN103603851B (en) | 2015-05-13 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201310384628.1A Active CN103603851B (en) | 2013-08-29 | 2013-08-29 | Safety hoop for insulation single ladder |
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CN (1) | CN103603851B (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN104218483B (en) * | 2014-09-03 | 2017-02-08 | 国网河南省电力公司南阳供电公司 | Safety insulation ladder for operation and maintenance management of substations |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2791229Y (en) * | 2005-05-16 | 2006-06-28 | 王亚平 | Multifunction safety engineering ladder |
GB2427431A (en) * | 2005-06-22 | 2006-12-27 | Martin Pettit | Ladder stabiliser accessory |
CN201883932U (en) * | 2010-11-03 | 2011-06-29 | 湖州电力局 | Hoop-type vertical insulating single ladder |
CN202249716U (en) * | 2011-07-28 | 2012-05-30 | 辽宁省电力有限公司 | Insulating stretchable type anti-sliding ladder |
CN202338197U (en) * | 2011-12-12 | 2012-07-18 | 辽宁省电力有限公司锦州供电公司 | Elevating crawling ladder of electric pole |
CN202611558U (en) * | 2012-05-08 | 2012-12-19 | 石家庄供电公司 | Safety insulation ladder |
CN203488494U (en) * | 2013-08-29 | 2014-03-19 | 国家电网公司 | Safety hoop for insulating single ladder |
-
2013
- 2013-08-29 CN CN201310384628.1A patent/CN103603851B/en active Active
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2791229Y (en) * | 2005-05-16 | 2006-06-28 | 王亚平 | Multifunction safety engineering ladder |
GB2427431A (en) * | 2005-06-22 | 2006-12-27 | Martin Pettit | Ladder stabiliser accessory |
CN201883932U (en) * | 2010-11-03 | 2011-06-29 | 湖州电力局 | Hoop-type vertical insulating single ladder |
CN202249716U (en) * | 2011-07-28 | 2012-05-30 | 辽宁省电力有限公司 | Insulating stretchable type anti-sliding ladder |
CN202338197U (en) * | 2011-12-12 | 2012-07-18 | 辽宁省电力有限公司锦州供电公司 | Elevating crawling ladder of electric pole |
CN202611558U (en) * | 2012-05-08 | 2012-12-19 | 石家庄供电公司 | Safety insulation ladder |
CN203488494U (en) * | 2013-08-29 | 2014-03-19 | 国家电网公司 | Safety hoop for insulating single ladder |
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CN103603851A (en) | 2014-02-26 |
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