CN102496887A - Folding live-working safety shelter - Google Patents
Folding live-working safety shelter Download PDFInfo
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- CN102496887A CN102496887A CN2011104031611A CN201110403161A CN102496887A CN 102496887 A CN102496887 A CN 102496887A CN 2011104031611 A CN2011104031611 A CN 2011104031611A CN 201110403161 A CN201110403161 A CN 201110403161A CN 102496887 A CN102496887 A CN 102496887A
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Abstract
The invention discloses a folding live-working safety shelter, which is of an umbrella-shaped structure and comprises a fixed bracket, a movable bracket, a centre shaft and a hook, wherein the fixed bracket comprises a fixed disc and a plurality of fixed rods hinged on the fixed disc, and the fixed disc is fixed on the upper end part of the centre shaft; the movable frame comprises a movable disc and support rods the number of which is adaptive to that of the fixed rods, wherein the movable disc can be sleeved on the centre shaft in a manner of doing a reciprocated linear motion along the centre shaft, one end of each support rod is hinged on the movable disc, and the other end of each support rod is hinged with each fixed rod on the fixed disc; a positioning device is also arranged on the centre shaft; and the lower end of the centre shaft is provided with the hook. The folding live-working safety shelter disclosed by the invention has the advantages of simpleness in operation, convenience for carrying and strong generality and can play a favorable protection role.
Description
Technical field
The present invention relates to a kind of collapsible live line working Work tool, particularly a kind of collapsible live line working safety is blocked.
Background technology
Along with the fast development of electrical network, the electric power corridor is rare day by day, increases day by day with the transmission line of tower many times or compact; Regular meeting runs into the less situation of safe distance when on shaft tower, carrying out live line working, especially when the operation of lower floor's horizontal stroke, topping wire is usually just arranged above human body; With 110kV common-tower double-return circuit is example, and cross-arm is deducted the gold utensil insulator string length of 1.3m apart from 3.5m up and down; 1.7m the only surplus 0.5m of safe distance was far smaller than the safe distance of 1.0m, as only depends on safety custody when high operating personnel stood at lower floor's cross-arm; Do not have hard safety to isolate, just have potential safety hazard.Serious can't carry out because of live line working, and the operation that therefore can only have a power failure has brought great inconvenience and economic loss thereby produce for life.
Summary of the invention
The objective of the invention is to overcome the weak point of prior art, and provide a kind of easy to carry and use having to block than the collapsible live line working safety of high insulation resistance.
A kind of collapsible live line working safety is blocked; Its structural feature is: it is a kind of umbrella-shaped structure; Comprise that specifically fixed mount, adjustable shelf, axis and hook constitute; Described fixed mount comprises fixed disk and is articulated in many fixed lever on the fixed disk, and described fixed disk is fixed in the upper end of axis, and described adjustable shelf comprises movable disk and the support bar that adapts with the quantity of fixed lever; Movable disk can be set on the axis along the axis linear reciprocating motion; One end of support bar is articulated on the movable disk, the other end of support bar then with fixed disk on fixed lever be hinged, also be provided with on the axis when movable disk towards fixed disk near and be used for the positioner of geocoded activity dish when propping up fixed mount; Be provided with in the lower end of axis this collapsible live line working safety is blocked the hook that hangs on the lead, described fixed lever, support bar and axis are insulating material and constitute.
Adopt the collapsible live line working safety of umbrella to block; In use; Step on bar to the cross-arm position by electrician on the tower, observation safe distance and hang up properly coaster and transmit rope, the ground electrician blocks safety and opens; Utilize to transmit rope and safety is blocked pass to electrician on the tower, the hand-held safety of electrician is blocked hook is hung up lead and screws on the tower.This collapsible live line working safety is blocked, and adopts umbrella-shaped structure to have the instrument of making keeping and very convenient to carry.Utilize adjustable shelf can play the effect of opening or packing up adjustable shelf; And utilize the fixed mount strut form a plane play safe distance the effect of isolated plane; Drawn " red line " together to the operating personnel, the operating personnel operates with interior at " red line ", can guarantee that the operating personnel is in safe distance constantly with interior; Prevent that effectively the operating personnel is strayed into, mistake is bumped electrified body; Filled up the blind area of in the past adopting specific responsibility guardian method to exist, reduced accident risk, improved the security reliability aspect and have higher recessive benefit.
Between the fixed lever of fixed mount, be provided with the insulation rope.
Through the insulation rope is set between the fixed lever of fixed mount and fixed lever, can further improve the buffer action of fixed mount, improve fail safe.
The insulation that between fixed lever and fixed lever, is provided with rope or for being arranged in network structure, or be the structure of lining up graticule with fixed lever.
Described axis is adjustable length axis.
The axis of described length variations is telescopic axis.
Adopt telescopic axis, can change the length of axis, to adapt to different voltages with different grade circuit according to environment for use.
The structure of flexible axis can have a lot, and telescopic axis is provided with the screw thread that is used to lock for to be made up of two mutual sheathing tubing together at the outer surface of interior pipe and the inner surface of outer tube.
During use, inner and outer pipes is threaded onto different positions, can realizes the change of both length, thereby realize the flexible of axis.
Certain telescopic axis can also be to be made up of mutual sheathing tubing together in twos, and it axially is provided with into the location hole of row in inside and outside tubing upper edge, through inside and outside tubing is fixed in different location holes, can realize the change of both length.
The axis of described length variations is provided with connector for axis, can axis be extended through connector.
Through connector is set on axis, just can be according to needs spreading that uses or spreading axis not, thus change the length of axis, increase its voltage service rating.
Described connector is hollow connection tube head, at the both ends of the inner chamber that connects tube head connecting thread is set, or at the inner chamber that connects tube head screw thread is set all, and this screw thread matches with the external screw thread of middle shaft end setting.
It between described hook and the axis dismountable flexible connection.
To link up with and axis between adopt dismountable flexible connection, be convenient for changing hook like this.
Detachable flexible connection between described hook and the axis or for both employings are threaded, or for connecting through connector between the two.
Described connector is hollow connection tube head, at the both ends of the inner chamber that connects tube head connecting thread is set, and the end of axis and hook are provided with the external screw thread with the threads engaged of connector inner chamber.
Described hook is the hook that has locking device.
Employing has the hook of locking device, after hook is buckled into lead, locking device capable of using with hook look on lead.
The described hook that has locking device is for being provided with briquetting in the shackle of hook; Briquetting is connected with screw rod; Screw rod passes behind the coupler body of hook or with axis and is connected, or links to each other with axis through connector, on the coupler body of hook, be used to pass screw rod the hole be screwed hole.
The hook of this structure is stuck in lead in the shackle of briquetting top, through rotary screw, just can drive briquetting and move up and down, thereby will place lead above the briquetting to compress or unclamp.
Described hook is for to be processed by aluminum alloy materials.
Described collapsible live line working safety is blocked and also is provided with static line, static line or be fixed on the fixed disk, or be fixed in the end of axis.
Block in collapsible live line working safety static line be set, can be through pullling the mode of static line, with fixed mount just isolated plane adjust to required direction.
Described insulating material is that novolac epoxy resin draws tube pulling.
Described fixed disk, movable disk and connector are nylon fixed disk, nylon movable disk and nylon connector.
Insulation rope between fixed lever and fixed lever and static line are insulation polyamide fibre rope.
The positioner that on axis, is provided with or for fastening screw, or be the elasticity button.
In sum, the present invention compares the following advantage of prior art:
1, this instrument has versatility: collapsible live line working safety of the present invention is blocked the circuit that can be common to a plurality of electric pressures, when some transformer station's live line working needs safety to isolate, also can use simultaneously, so instrument has stronger versatility.
2, the convenience of instrument: collapsible live line working safety is blocked tool body and is adopted insulated pipes used to make, and dielectric strength is high, in light weight, and the foldover design of umbrella type makes instrument keeping and very convenient to carry.The design of wire hook and static line.Make instrument promptly make things convenient for again safety firmly aerial installation of height.
3, the collapsible live line working safety use of blocking, eliminated on the shaft tower earth potential electrician with the operation of many loop lines of tower road the time because of the not enough possibility of getting an electric shock of safe distance, safe.
Show through the scene of sending the electric staff of portion is on probation, " collapsible live line working safety is blocked " simple to operate, easy to carry, highly versatile, for same many loop lines of tower road of 110kV and two electric pressures of 220kV, all applicable.Only need the one man operation can accomplish installation, fixing during operation; The completion once mounting time is about 3 minutes; In with the charged for replacement insulator operation of many loop lines of tower road, block because be provided with to change safely, make the earth potential electrician who operates on the cross-arm that reliable security protection arranged; The practice effect is fairly obvious, has reached the set goal.
Description of drawings
Fig. 1 is the structural representation that the collapsible live line working safety of the embodiment of the invention is blocked.
Fig. 2 is the connection sketch map of axis.
Insulation between label declaration 1 fixed mount 11 fixed disks, 12 fixed levers, 2 adjustable shelfs, 21 movable disk, 22 support bars, 3 axis 4 hook 41 briquetting 42 screw rods, 43 coupler body 44 shackles, 5 positioner 6 connectors, 7 fixed levers and the fixed lever 8 static lines of restricting.
Embodiment
Below in conjunction with embodiment the present invention is described in more detail.
A kind of collapsible live line working safety shown in Fig. 1-2 is blocked; It is a kind of umbrella-shaped structure; Specifically comprise fixed mount 1, adjustable shelf 2, axis 3 and link up with 4 and constitute; Described fixed mount comprises fixed disk 11 and is articulated in the many fixed lever 12 on the fixed disk, and described fixed disk is fixed in the upper end of axis, and described adjustable shelf comprises movable disk 21 and the support bar 22 that adapts with the quantity of fixed lever; Movable disk can be set on the axis along the axis linear reciprocating motion; One end of support bar is articulated on the movable disk, the other end of support bar then with fixed disk on fixed lever be hinged, also be provided with on the axis when movable disk towards fixed disk near and be used for the positioner 5 of geocoded activity dish when propping up fixed mount; Be provided with in the lower end of axis this collapsible live line working safety is blocked the hook 4 that hangs on the lead, described fixed lever, support bar and axis are insulating material-novolac epoxy resin and draw tube pulling and constitute.Described fixed disk, movable disk and connector are nylon fixed disk, nylon movable disk and nylon connector 6.Between the fixed lever of fixed mount, be provided with insulation rope 7.The insulation rope that between fixed lever and fixed lever, is provided with is a structure of lining up graticule with fixed lever.Described insulation rope is insulation polyamide fibre rope.Described axis is the axis of vary in length.The axis of described length variations is provided with connector for axis, can axis be extended through connector.Described connector is hollow connection tube head, at the inner chamber that connects tube head screw thread is set all,, this screw thread matches with the external screw thread of middle shaft end setting.Be dismountable flexible connection between described hook and the axis, it is specially adopting connector to be connected between hook and the axis.Described hook is the hook that has locking device.The described hook that has a locking device is for being provided with briquetting 41 in the shackle 44 of hook, briquetting is connected with screw rod 42, and screw rod links to each other with axis through connector after passing the coupler body of hook, on the coupler body of linking up with 43, be used to pass screw rod the hole be screwed hole.Described hook is for to be processed by aluminum alloy materials.Block in collapsible live line working safety and also to be provided with insulation polyamide fibre static line 8, static line is fixed on the fixed disk.The positioner that on axis, is provided with or for fastening screw.
It is identical with prior art that present embodiment is not stated part.
Claims (10)
1. a collapsible live line working safety is blocked; It is characterized in that: it is a kind of umbrella-shaped structure; Comprise that specifically fixed mount, adjustable shelf, axis and hook constitute; Described fixed mount comprises fixed disk and is articulated in many fixed lever on the fixed disk, and described fixed disk is fixed in the upper end of axis, and described adjustable shelf comprises movable disk and the support bar that adapts with the quantity of fixed lever; Movable disk can be set on the axis along the axis linear reciprocating motion; One end of support bar is articulated on the movable disk, the other end of support bar then with fixed disk on fixed lever be hinged, also be provided with on the axis when movable disk towards fixed disk near and be used for the positioner of geocoded activity dish when propping up fixed mount; Be provided with in the lower end of axis this collapsible live line working safety is blocked the hook that hangs on the lead, described fixed lever, support bar and axis are insulating material and constitute.
2. collapsible live line working safety according to claim 1 is blocked, and it is characterized in that: between the fixed lever of fixed mount, be provided with the insulation rope.
3. collapsible live line working safety according to claim 2 is blocked, and it is characterized in that: the insulation that between fixed lever and fixed lever, is provided with rope or for being arranged in network structure, or be the structure of lining up graticule with fixed lever.
4. collapsible live line working safety according to claim 3 is blocked, and it is characterized in that: described axis is adjustable length axis.
5. collapsible live line working safety according to claim 4 is blocked, and it is characterized in that: the axis of described length variations or for telescopic axis, or be provided with connector for axis, link together through the axis of connector many.
6. collapsible live line working safety according to claim 5 is blocked; It is characterized in that: described connector is hollow connection tube head; Both ends at the inner chamber that connects tube head are provided with connecting thread; Or screw thread all being set at the inner chamber that connects tube head, this screw thread matches with the external screw thread of middle shaft end setting.
7. block according to claim 5 or 6 described collapsible live line working safety, it is characterized in that: be dismountable flexible connection between described hook and the axis.
8. collapsible live line working safety according to claim 7 is blocked; It is characterized in that: described hook is the hook that has locking device; The described hook that has a locking device is for being provided with briquetting in the shackle of hook, briquetting is connected with screw rod, and screw rod passes behind the coupler body of hook or with axis and is connected; Or link to each other with axis through connector, on the coupler body of hook, be used to pass screw rod the hole be screwed hole.
9. collapsible live line working safety according to claim 8 is blocked, and it is characterized in that: described collapsible live line working safety is blocked and also is provided with static line, static line or be fixed on the fixed disk, or be fixed in the end of axis.
10. collapsible live line working safety according to claim 9 is blocked, and it is characterized in that: the positioner that on axis, is provided with or for fastening screw, or be the elasticity button.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110403161.1A CN102496887B (en) | 2011-12-07 | 2011-12-07 | Folding live-working safety shelter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110403161.1A CN102496887B (en) | 2011-12-07 | 2011-12-07 | Folding live-working safety shelter |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102496887A true CN102496887A (en) | 2012-06-13 |
| CN102496887B CN102496887B (en) | 2014-07-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110403161.1A Active CN102496887B (en) | 2011-12-07 | 2011-12-07 | Folding live-working safety shelter |
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| Country | Link |
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| CN (1) | CN102496887B (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102761079A (en) * | 2012-07-23 | 2012-10-31 | 辽宁省电力有限公司辽阳供电公司 | Hook type insulating barrier |
| CN104131726A (en) * | 2014-08-14 | 2014-11-05 | 国家电网公司 | Electric pole protection isolation device |
| CN106786150A (en) * | 2016-12-23 | 2017-05-31 | 国网浙江省电力公司台州供电公司 | Livewire work ground potential safe distance alarming device |
| CN110838702A (en) * | 2019-12-14 | 2020-02-25 | 江苏华淼电子科技有限公司 | Waterproof insulating sleeve of ice making rod for electric power construction |
| CN115036836A (en) * | 2022-05-30 | 2022-09-09 | 国网安徽省电力有限公司电力科学研究院 | Distribution network maintenance protective umbrella and assembling and disassembling method |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2838113Y (en) * | 2005-11-26 | 2006-11-15 | 贾玉君 | High voltage equipment work high above the ground security protection frame |
| CN201227477Y (en) * | 2008-06-06 | 2009-04-29 | 辛拴义 | Aloft work anti-falling safe protection device |
| CN202454975U (en) * | 2011-12-07 | 2012-09-26 | 福建省电力有限公司福州电业局 | Folding type hot line work safety shield |
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2011
- 2011-12-07 CN CN201110403161.1A patent/CN102496887B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2838113Y (en) * | 2005-11-26 | 2006-11-15 | 贾玉君 | High voltage equipment work high above the ground security protection frame |
| CN201227477Y (en) * | 2008-06-06 | 2009-04-29 | 辛拴义 | Aloft work anti-falling safe protection device |
| CN202454975U (en) * | 2011-12-07 | 2012-09-26 | 福建省电力有限公司福州电业局 | Folding type hot line work safety shield |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102761079A (en) * | 2012-07-23 | 2012-10-31 | 辽宁省电力有限公司辽阳供电公司 | Hook type insulating barrier |
| CN104131726A (en) * | 2014-08-14 | 2014-11-05 | 国家电网公司 | Electric pole protection isolation device |
| CN106786150A (en) * | 2016-12-23 | 2017-05-31 | 国网浙江省电力公司台州供电公司 | Livewire work ground potential safe distance alarming device |
| CN106786150B (en) * | 2016-12-23 | 2019-02-05 | 国网浙江省电力公司台州供电公司 | Livewire work ground potential safe distance alarming device |
| CN110838702A (en) * | 2019-12-14 | 2020-02-25 | 江苏华淼电子科技有限公司 | Waterproof insulating sleeve of ice making rod for electric power construction |
| CN115036836A (en) * | 2022-05-30 | 2022-09-09 | 国网安徽省电力有限公司电力科学研究院 | Distribution network maintenance protective umbrella and assembling and disassembling method |
| CN115036836B (en) * | 2022-05-30 | 2023-11-07 | 国网安徽省电力有限公司电力科学研究院 | Distribution network overhaul protection umbrella and assembling and disassembling method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102496887B (en) | 2014-07-30 |
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| Date | Code | Title | Description |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| ASS | Succession or assignment of patent right |
Owner name: FUJIAN ELECTRIC POWER CO., LTD. FUZHOU ELECTRIC PO Effective date: 20121127 Owner name: STATE GRID CORPORATION OF CHINA Free format text: FORMER OWNER: FUZHOU ELECTRIC POWER BUREAU, FUJIAN ELECTRIC POWER CO., LTD. Effective date: 20121127 |
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| C41 | Transfer of patent application or patent right or utility model | ||
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Free format text: CORRECT: ADDRESS; FROM: 350009 FUZHOU, FUJIAN PROVINCE TO: 100031 XICHENG, BEIJING |
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| TA01 | Transfer of patent application right |
Effective date of registration: 20121127 Address after: 100031 Xicheng District West Chang'an Avenue, No. 86, Beijing Applicant after: State Grid Corporation of China Applicant after: Fujian Electric Power Co., Ltd. Applicant after: Fuzhou Electric Power Bureau, Fujian Electric Power Co., Ltd. Address before: 350009 Taijiang Fuzhou District, Fujian province Xingang Road No. 4 strip type frame, 12 storey building Applicant before: Fuzhou Electric Power Bureau, Fujian Electric Power Co., Ltd. |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |