CN203488494U - Safety hoop for insulating single ladder - Google Patents
Safety hoop for insulating single ladder Download PDFInfo
- Publication number
- CN203488494U CN203488494U CN201320533539.4U CN201320533539U CN203488494U CN 203488494 U CN203488494 U CN 203488494U CN 201320533539 U CN201320533539 U CN 201320533539U CN 203488494 U CN203488494 U CN 203488494U
- Authority
- CN
- China
- Prior art keywords
- anchor ear
- single ladder
- hoop
- support
- safe
- 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.)
- Expired - Lifetime
Links
Images
Landscapes
- Ladders (AREA)
Abstract
The utility model discloses a safety hoop for an insulating single ladder. The safety hoop for the insulating single ladder comprises a left hoop, a supporting body and a right hoop which are in an integral structure; the middle of the left hoop and the right hoop are in arc structures; a plurality of positioning parts are arranged inside the left hoop and the right hoop; single ladder locking devices are symmetrically arranged at the left end and the right end of the supporting body; the locking devices comprise steel sleeves; locking bolts are arranged on the steel sleeves in a penetrating mode; a layer of insulating paint layer is arranged on the surface of every steel sleeve; an electric leakage alarm is arranged on the supporting body. According to the technical scheme, the safety hoop for the insulating single ladder has the advantages of being reasonable in integral structure, reliable in operation due to the fact that the plurality of positioning parts of the left hoop and the right hoop can increase friction and enable the hoops to be not easy to slide, avoiding workers getting electric shocks during installation due to the insulating paint layers which are arranged outside the steel sleeves and being safe and reliable and convenient to use due to the electric leakage alarm which alarms when electric leakage is generated on the hoops.
Description
Technical field
The utility model relates to anchor ear field, is specifically related to the safe anchor ear of the single ladder of a kind of insulation.
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 the single ladder of insulation and carry out ascend operation.Yet the single ladder of current common insulation on the market has still followed design in the past, safety coefficient is lower, can not well guarantee we power worker's life safety.And due to working environment restriction,, due to concrete pillar smoother, easily there is lateral tilting sliding in the single terraced top of common insulation and concrete pillar contact position, to ascend operation, has brought potential danger.
Model utility content
The deficiency existing for prior art, the purpose of this utility model is to provide a kind of edge list simple in structure, safe and reliable, easy to use ladder safe anchor ear.
For achieving the above object, the utility model provides following technological scheme: the safe anchor ear of a kind of insulation list 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 a plurality of locating pieces 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, on described steel bushing, be 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, a plurality of locating pieces in left anchor ear and right anchor ear can increase friction, make anchor ear be difficult for sliding, work more reliable, the coatings layer outside copper sheathing can prevent that workman from getting an electric shock when installing, and be provided with leakage alarm, as long as have electric leakage to report to the police on anchor ear, safe and reliable, easy to use.
The utility model is further set to: described left anchor ear and right anchor ear are symmetrical arranged, and left anchor ear and right anchor ear middle part is outwardly-bent curved, describedly left anchor ear is set and right anchor ear curved part middle inside is respectively equipped with a plurality of locating pieces.By this setting, left anchor ear and right hooping structure arrange rationally, and a plurality of locating piece positions arrange rationally.
The utility model is also further set to: described a plurality of locating pieces are the raised line being fixedly installed, and each described raised line is serpentine structure.By this setting, described monomer locating element structure arranges rationally, and frictional force is large, works more reliable.
The utility model is also further set to: described left anchor ear, support and the even steel bar of right anchor ear, leakage alarm is installed at described support middle part.Described left anchor ear, support and right anchor ear are all steel bars, can conduct electricity, and electricity can be delivered to fast to leakage alarm and report to the police, safe and reliable.
The utility model is also further set to: two ends, described support left and right are symmetrically arranged with contiguous block, the L-shaped structure of described contiguous block, and described contiguous block and support are structure as a whole.By this setting, connecting block structure arranges rationally, works more reliable.
The utility model is also further set to: described steel bushing and contiguous block are locked by connecting bolt.By this setting, steel bushing and contiguous block are easy to connect, and mounting or dismounting are simple.
The utility model is also further set to: on described support front-end face, be 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 utility model is also further set to: in described steel bushing, near lock bolt, be provided with fixed plate, described fixed plate is fixedly connected with rear and lock bolt formation interlock with lock bolt.By this setting, lock bolt is fixing more reliable by fixed plate and single ladder.
The utility model has the advantages that: compared with prior art, the utility model structure arranges rationally, a plurality of locating pieces in left anchor ear and right anchor ear can increase friction, make anchor ear be difficult for sliding, work more reliable, the coatings layer outside copper sheathing can prevent that workman from getting an electric shock when installing, and be provided with leakage alarm, as long as have electric leakage to report to the police on anchor ear, safe and reliable, easy to use.
Below in conjunction with Figure of description and specific embodiment, the utility model is described in further detail.
Accompanying drawing explanation
Fig. 1 is the utility model embodiment's structural representation;
Fig. 2 is the structural representation one of the utility model embodiment list ladder locking device;
Fig. 3 is the structural representation two of the utility model embodiment list ladder locking device.
Embodiment
Embodiment 1
Referring to Fig. 1, the safe anchor ear of the single ladder of the disclosed a kind of insulation of the utility model, 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 in left anchor ear 1 and right anchor ear 3, be provided with a plurality of locating pieces 4, described support 2 two ends, left and right are symmetrically arranged with single terraced locking device, the terraced locking device of described list comprises steel bushing 5, on described steel bushing 5, be equipped with lock bolt 6, described steel bushing 5 outer surfaces are provided with one deck coatings layer 7, described support 2 is provided with leakage alarm 8.
For making the utility model structure more simple, reasonable, as preferably, described in the present embodiment, left anchor ear 1 and right anchor ear 3 are symmetrical arranged, and left anchor ear 1 and right anchor ear 3 middle parts outwardly-bent curved, describedly left anchor ear 1 is set and right anchor ear 3 curved part middle inside are respectively equipped with a plurality of locating pieces 4.The raised line of described a plurality of locating pieces 4 for being fixedly installed, each described raised line is serpentine structure.
Described left anchor ear 1, support 2 and the even steel bar of right anchor ear 3, leakage alarm 8 is installed at described support 2 middle parts.The leakage alarm 8 of the present embodiment comprises that neon tube, piezoelectric ceramic and resistance form sound light alarming circuit, and this circuit is connected on support 2, can play when electric leakage occurs electrical equipment, sends rapidly acoustooptic alarm.This technology is well known to those skilled in the art, and the present embodiment is just no longer narrated.
Described support 2 two ends, left and right 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 utility model is arranged on the montant upper end of the single ladder of insulation, can auto lock concrete pillar etc. horizontal empty, be stuck in firmly on fixture, Security while having ensured operation, given full play to the important function of safe anchor ear, simple and convenient operating method is efficiently the time saving and energy saving danger of avoiding especially ladder to incline when ascend operation, slide not only, gives the guarantee of high-lift operation personal security, has improved greatly safety coefficient.
Referring to Fig. 1, Fig. 2 and Fig. 3, the present embodiment 2 is in addition perfect on embodiment 1 basis, on described support 2 front-end faces, 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.
Described steel bushing 5 is interior is provided with fixed plate 11 near lock bolt 6, and 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, the fixed plate middle part of round structure and the fixing formation interlock of lock bolt 6; On the fixed plate 11 of rectangular configuration, a connecting sleeve 111 can be set, connecting sleeve 111 one end are fixedly connected with fixed plate 11, and connecting sleeve 111 the other ends are flexibly connected with lock bolt 6.The fixed plate surface of contact of the fixed plate of round structure and rectangular configuration is large, and lock bolt is fixing more reliable with the montant of single ladder by fixed plate.
Above-described embodiment is to specific descriptions of the present utility model; only for the utility model is further described; can not be interpreted as the restriction to the utility model protection domain, within the technician of related domain makes some nonessential improvement according to the content of above-mentioned model utility to the utility model and adjusts and all to fall into protection domain of the present utility model.
Claims (8)
1. the safe anchor ear of the single ladder of insulation, comprise 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, the middle part of described left anchor ear (1) and right anchor ear (3) is arc structure, and be provided with a plurality of locating pieces (4) in left anchor ear (1) and right anchor ear (3), described support (2) two ends, left and right are symmetrically arranged with single terraced locking device, the terraced locking device of described list comprises steel bushing (5), on described steel bushing (5), be 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).
2. the safe anchor ear of the single ladder of a kind of insulation according to 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 is outwardly-bent curved, describedly left anchor ear (1) is set and right anchor ear (3) curved part middle inside is respectively equipped with a plurality of locating pieces (4).
3. the single ladder of a kind of insulation according to claim 2 is used safe anchor ear, it is characterized in that: the raised line of described a plurality of locating pieces (4) for being fixedly installed, each described raised line is serpentine structure.
4. the single ladder of a kind of insulation according to claim 3 is used safe anchor ear, it is characterized in that: described left anchor ear (1), support (2) and right anchor ear (3) be steel bar evenly, and leakage alarm (8) is installed at described support (2) middle part.
5. the safe anchor ear of the single ladder of a kind of insulation according to claim 4, it is characterized in that: described support (2) two ends, left and right are symmetrically arranged with contiguous block (9), the L-shaped structure of described contiguous block (9), described contiguous block (9) is structure as a whole with support (2).
6. the single ladder of a kind of insulation according to claim 5 is used safe anchor ear, it is characterized in that: described steel bushing (5) is locked by connecting bolt (10) with contiguous block (9).
7. the single ladder of a kind of insulation according to claim 1 is used safe anchor ear, it is characterized in that: on described support (2) front-end face, be arranged side by side two leakage alarms (8).
8. the safe anchor ear of the single ladder of a kind of insulation according to claim 7, it is characterized in that: in described steel bushing (5), near lock bolt (6), be provided with fixed plate (11), described lock bolt (6) promotes fixed plate (11) and clamps single ladder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320533539.4U CN203488494U (en) | 2013-08-29 | 2013-08-29 | Safety hoop for insulating single ladder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320533539.4U CN203488494U (en) | 2013-08-29 | 2013-08-29 | Safety hoop for insulating single ladder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203488494U true CN203488494U (en) | 2014-03-19 |
Family
ID=50259330
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320533539.4U Expired - Lifetime CN203488494U (en) | 2013-08-29 | 2013-08-29 | Safety hoop for insulating single ladder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203488494U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103603851A (en) * | 2013-08-29 | 2014-02-26 | 国家电网公司 | Safety hoop for insulation single ladder |
-
2013
- 2013-08-29 CN CN201320533539.4U patent/CN203488494U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103603851A (en) * | 2013-08-29 | 2014-02-26 | 国家电网公司 | Safety hoop for insulation single ladder |
| CN103603851B (en) * | 2013-08-29 | 2015-05-13 | 国家电网公司 | Safety hoop for insulation single ladder |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103498634B (en) | A kind of insulation single ladder with anchor ear device | |
| CN205141183U (en) | Personally line of ensuring safety with electroscopic function | |
| CN204029998U (en) | Contact line earthing device | |
| CN203377550U (en) | Insulated single ladder with hold hoop device | |
| CN203488494U (en) | Safety hoop for insulating single ladder | |
| CN103603851B (en) | Safety hoop for insulation single ladder | |
| CN105047099A (en) | Solar luminous warning board capable of being installed and detached in electrified mode | |
| CN202646926U (en) | Fireproof type electric cable bridge | |
| CN105977860B (en) | A kind of replacement overhead transmission line composite cross-arm insulator device and method | |
| CN202503194U (en) | Suspension type lightning arrester applicable to power transmission lines | |
| CN202564587U (en) | Wire end clip | |
| CN203813334U (en) | Right-angle yoke plate clamp for live exchange of 220 kV strain insulator string | |
| CN203813320U (en) | Tool for live exchange of 220 kV narrow base tower strain insulator string | |
| CN104071036A (en) | Contact rail traction system of urban rail transit | |
| CN202405774U (en) | Stray current drainage device | |
| CN111236825A (en) | Insulating single ladder with hoop device | |
| CN105185227A (en) | Multifunctional underground power cable stake | |
| CN210915064U (en) | Lightning-proof tower crane | |
| CN201897861U (en) | Automatic electricity induction voice alarm device for grounding wires | |
| CN103825223A (en) | Tool and working method for live change of 220KV narrow base tower strain insulator string | |
| CN204144862U (en) | The shunting wire clamp that earth potential is installed can be adopted | |
| CN208446472U (en) | A kind of anti-bird's nest device of electric pole list cross-arm | |
| CN205080185U (en) | Prevent electricity intelligence ground borer | |
| CN204282923U (en) | Electric pole assembly | |
| CN204614563U (en) | A kind of asymmetric penetrating electrodes for Penetrative lightning arrester |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140319 |