CN110604879A - Anti-falling device for high-altitude maintenance of single-phase column head type knife switch - Google Patents
Anti-falling device for high-altitude maintenance of single-phase column head type knife switch Download PDFInfo
- Publication number
- CN110604879A CN110604879A CN201911073363.7A CN201911073363A CN110604879A CN 110604879 A CN110604879 A CN 110604879A CN 201911073363 A CN201911073363 A CN 201911073363A CN 110604879 A CN110604879 A CN 110604879A
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- China
- Prior art keywords
- falling
- phase column
- altitude maintenance
- extension ladder
- head type
- 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.)
- Pending
Links
- 238000012423 maintenance Methods 0.000 title claims abstract description 26
- 239000012212 insulator Substances 0.000 claims abstract description 12
- 230000001681 protective effect Effects 0.000 claims description 19
- 241001503987 Clematis vitalba Species 0.000 claims description 18
- 230000002265 prevention Effects 0.000 claims description 5
- 238000000034 method Methods 0.000 claims description 3
- 229910052573 porcelain Inorganic materials 0.000 claims 1
- 229910000831 Steel Inorganic materials 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 238000011900 installation process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005303 weighing Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
- A62B35/00—Safety belts or body harnesses; Similar equipment for limiting displacement of the human body, especially in case of sudden changes of motion
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62B—DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
- A62B35/00—Safety belts or body harnesses; Similar equipment for limiting displacement of the human body, especially in case of sudden changes of motion
- A62B35/0006—Harnesses; Accessories therefor
- A62B35/0025—Details and accessories
Landscapes
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Ladders (AREA)
Abstract
A falling-proof device for high-altitude maintenance of a single-phase column-head type knife switch. Relate to the power supply field, especially relate to a single-phase column cap formula plug-in strip high altitude maintenance's anti-falling device. The anti-falling device for the high-altitude maintenance of the single-phase column head type knife switch is convenient to disassemble and assemble, and improves the safety and the maintenance efficiency. The top of the strut is provided with a platform, a knob insulator and a knife switch in turn upwards; the anti-falling device comprises a supporting cylinder and an anti-falling rod, the anti-falling rod is detachably connected in the supporting cylinder, the supporting cylinder is connected to the supporting column through a fixed connecting structure, and a hanging ring used for connecting a safety belt buckle is arranged at the top of the anti-falling rod. The invention is convenient to disassemble and assemble, protects the high-altitude maintenance operators and improves the maintenance efficiency.
Description
Technical Field
The invention relates to the field of power supply, in particular to a falling prevention device for high-altitude maintenance of a single-phase column-head type knife switch.
Background
The switch blade is overhauled to belong to the high altitude maintenance operation, and maintainer safety need use the safety belt when guaranteeing the switch blade to overhaul, but switch blade pillar vase does not belong to firm component, hangs the safety belt height low usefulness according to electric power "ann rule" regulation needs, forbids to beat the safety belt on the insecure structure, and other companies take place the safety belt and directly hang and lead to the cracked accident of pillar vase on the pillar vase, make the switch blade overhaul must borrow other devices. For the rotary crank arm type switch blade with a slotted steel structure, a corresponding channel steel anti-falling rod can be used, but the switch blade with a single-phase column cap structure is lack of a corresponding auxiliary device at present, and only a method for building a scaffold or using a high-altitude bucket arm vehicle can be adopted when the length of the switch blade exceeds 2 meters. The time of building the scaffold is time-consuming and labor-consuming, the time of building the scaffold is usually longer than the repair time of a switch blade, extra capital cost (market price of 800 yuan/every time) is needed for renting the high-altitude bucket arm vehicle, a driver of the bucket arm vehicle does not necessarily have enough electrical knowledge, and the bucket arm vehicle is difficult to enter and exit with a maintainer, so that the potential safety hazard is easily caused.
Disclosure of Invention
Aiming at the problems, the invention provides the anti-falling device for the high-altitude maintenance of the single-phase column-head type knife switch, which is convenient to disassemble and assemble and improves the safety and the maintenance efficiency.
The technical scheme of the invention is as follows: the anti-falling device is arranged on the support, and the top of the support is upwards provided with a platform, a knob insulator and a knife switch in sequence;
the anti-falling device comprises a supporting cylinder and an anti-falling rod, the anti-falling rod is detachably connected in the supporting cylinder, the supporting cylinder is connected to the supporting column through a fixed connecting structure, and a hanging ring used for connecting a safety belt buckle is arranged at the top of the anti-falling rod.
The fixed connection structure comprises a hoop and a climber, and the hoop and the climber are respectively connected with the supporting cylinders through the cross rods.
The fixed connection structure comprises two hoops or two foot buckles, and the hoops or the foot buckles are connected with the supporting cylinders through the cross rods.
The anti-falling rod is provided with a tool bag hook.
The falling prevention rod is connected in the support cylinder through threads.
The anti-falling rod is provided with a first through hole, the supporting cylinder is provided with a second through hole, and the first through hole is communicated with the second through hole and used for placing a bolt.
Also comprises an auxiliary ladder group, the auxiliary ladder group comprises a first extension ladder and a second extension ladder,
the bottom of the pillar is provided with a base, the platform is provided with an accommodating hole, one end of the first extension ladder is connected to the base, and the other end of the first extension ladder is positioned in the accommodating hole;
the extension ladder II is located below the platform, the top of the extension ladder II is hinged to the extension ladder I, and the bottom of the extension ladder II is connected to the extension ladder I through a strap.
Also comprises a pair of parallel protective baffles which are positioned at the two sides of the knob insulator,
the protective baffle is detachably connected to the platform, a positioning column is arranged at the bottom of the protective baffle, a positioning hole is formed in the platform, and the positioning column is arranged in the positioning hole in a matched mode.
The protective baffle is provided with two threaded holes, the two threaded holes of the pair of protective baffles correspond to each other and are used for placing threaded rods, and the two threaded rods are located on two sides of the knob insulator.
In the work of the invention, firstly the anti-falling device is connected on the pillar, namely the support table is connected on the pillar through the fixed connection structure, and then the anti-falling rod is connected in the support cylinder; then, the maintainer climbs the platform through a ladder and connects the safety belt buckle on the body to the hanging ring.
The invention is convenient to disassemble and assemble, protects the high-altitude maintenance operators and improves the maintenance efficiency.
Drawings
Figure 1 is a schematic view of the structure of the present invention,
figure 2 is a schematic view of the connection structure of the support barrel and the fall arrest bar,
figure 3 is a schematic structural diagram of a first preferred embodiment of the invention,
figure 4 is a schematic view of the expanded configuration of figure 3,
FIG. 5 is a schematic structural diagram of a second preferred embodiment of the present invention;
in the figure, 1 is a support column, 2 is a platform, 3 is a knob insulator, 4 is a knife switch, 5 is a support cylinder, 6 is an anti-falling rod,
71 is a hoop, 72 is a climber, 73 is a cross bar,
8 is a hanging ring, 9 is a tool bag hook, 10 is a first through hole, 11 is a bolt, 12 is a first extension ladder, 13 is a second extension ladder, 14 is a base, 15 is a containing hole, 16 is a protective baffle, 17 is a positioning column, and 18 is a screw rod.
Detailed Description
As shown in figures 1-5, the anti-falling device is arranged on a support 1, and the top of the support is upwards provided with a platform 2, a knob insulator 3 and a knife switch 4 in sequence;
the anti-falling device comprises a supporting cylinder 5 and an anti-falling rod 6, the anti-falling rod is detachably connected in the supporting cylinder, the supporting cylinder is connected to the supporting column through a fixed connecting structure, and a hanging ring 8 used for connecting a safety belt buckle is arranged at the top of the anti-falling rod.
In the work of the invention, firstly the anti-falling device is connected on the pillar, namely the support table is connected on the pillar through the fixed connection structure, and then the anti-falling rod is connected in the support cylinder; then, the maintainer climbs the platform through a ladder and connects the safety belt buckle on the body to the hanging ring.
The invention is convenient to disassemble and assemble, protects the high-altitude maintenance operators and improves the maintenance efficiency.
The fixed connection structure comprises a hoop 71 and a climber 72, and the hoop and the climber are respectively connected with the supporting cylinders through a cross rod 73.
In this way, the fixed connection structure forms the fixation of the support cylinder through the combination of the two structures. The hoop adopts a unilateral valve unilateral fixation design, so that the installation is more convenient and quicker than that of a common hoop; the climbers are electrician climbers.
The fixed connection structure comprises two hoops or two foot buckles, and the hoops or the foot buckles are connected with the supporting cylinders through the cross rods.
Thus, the fixed connection structure can directly adopt two hoops or directly adopt the form of two climbers to form the fixation of the supporting cylinder.
The hoop adopts a unilateral valve unilateral fixation design, so that the installation is more convenient and quicker than that of a common hoop; the climbers are electrician climbers.
The falling prevention rod is provided with a tool bag hook 9.
The hanging maintenance tool bag and the material bag are convenient to hang, the winding interference with the safety belt safety rope is avoided, the operation is convenient and reliable, and the safety is improved.
The falling prevention rod is connected in the support cylinder through threads. Therefore, the falling-preventing rod and the falling-preventing rod are connected through threads, and the height position of the falling-preventing rod is convenient to adjust.
The anti-falling rod is provided with a first through hole 10, the supporting cylinder is provided with a second through hole, and the first through hole is communicated with the second through hole and used for placing a bolt 11.
Through setting up the bolt, will prevent weighing down the drop arm and connect with a supporting cylinder, make things convenient for the dismouting.
Also comprises an auxiliary ladder group, the auxiliary ladder group comprises a first extension ladder 12 and a second extension ladder 13,
the bottom of the pillar is provided with a base 14, the platform is provided with an accommodating hole 15, one end of the first extension ladder is connected to the base, and the other end of the first extension ladder is positioned in the accommodating hole;
the extension ladder II is located below the platform, the top of the extension ladder II is hinged to the extension ladder I, and the bottom of the extension ladder II is connected to the extension ladder I through a strap.
The telescopic ladder group is arranged, so that the ladder is prevented from being carried, the operation is convenient, and the time is saved; meanwhile, the telescopic ladder set is arranged below the platform, so that the space is saved. During work, the strap is firstly loosened, the first extension ladder is extended downwards and adjusted to a proper angle, so that a maintainer can conveniently climb up the platform to work, and the working efficiency is improved; after the platform is climbed, the extension ladder positioned in the accommodating hole is upwards extended by the maintainer, so that the maintainer is blocked, and the safety is improved.
Also comprises a pair of parallel protective baffles 16 which are positioned at two sides of the knob insulator,
the protective baffle is detachably connected to the platform, a positioning column 17 is arranged at the bottom of the protective baffle, a positioning hole is formed in the platform, and the positioning column is arranged in the positioning hole in a matched mode. One protective baffle is arranged at the same side of the falling-preventing rod, and the other protective baffle is arranged at the same side of the maintainer.
Through setting up a pair of guard flap, play the guard action to the knob insulator, avoid the fracture.
The protective baffle is provided with two threaded holes, the two threaded holes of the pair of protective baffles correspond to each other and are used for placing threaded rods 18, and the two threaded rods are located on two sides of the knob insulator.
Two guard flap are connected through setting up the threaded rod, form wholly, improve the proof strength.
In the specific work of the invention, the installation process is as follows:
1) mounting a climber, flatly leaning the climber against the side surface of the strut, and then pressing the support cylinder downwards to enable the arc-shaped ring part to be attached to the strut;
2) installing an anchor ear, opening an anchor ear valve, attaching a fixed side half anchor ear to the base pillar, closing a movable door side half anchor ear, and fastening the anchor ear by using bolts;
3) installing an anti-falling rod, lifting the anti-falling rod, and keeping a safety distance from the live line;
the dismantling process comprises the following steps:
firstly, the anti-falling rod is dismantled, then the anchor ear is dismantled, finally the climbers are dismantled, and the support cylinder is lifted upwards when the climbers are dismantled.
Claims (9)
1. A falling prevention device for high-altitude maintenance of a single-phase column-head type knife switch is arranged on a support, wherein a platform, a knob insulator and a knife switch are sequentially arranged at the top of the support upwards;
the method is characterized in that: the anti-falling device comprises a supporting cylinder and an anti-falling rod, the anti-falling rod is detachably connected in the supporting cylinder, the supporting cylinder is connected to the supporting column through a fixed connecting structure, and a hanging ring used for connecting a safety belt buckle is arranged at the top of the anti-falling rod.
2. The fall preventing device for the high-altitude maintenance of the single-phase column-head type switch blade as claimed in claim 1, wherein the fixed connecting structure comprises a hoop and a climber, and the hoop and the climber are respectively connected with the supporting cylinder through a cross bar.
3. The fall preventing device for high altitude maintenance of the single-phase column cap type switch blade as claimed in claim 1, wherein the fixed connection structure comprises two hoops or two climbers, and the hoops or the climbers are connected with the support cylinder through a cross bar.
4. The anti-falling device for the high-altitude maintenance of the single-phase column-head type knife switch as claimed in any one of claims 1 to 3, wherein the anti-falling rod is provided with a tool bag hook.
5. The fall arrest device for high altitude maintenance of a single phase column cap type knife according to claim 1, wherein the fall arrest rod is screwed into the support cylinder.
6. The anti-falling device for the high-altitude maintenance of the single-phase column-head type switch blade as claimed in claim 1, wherein the anti-falling rod is provided with a first through hole, the support cylinder is provided with a second through hole, and the first through hole is communicated with the second through hole and used for placing a bolt.
7. The anti-falling device for high-altitude maintenance of the single-phase column-head type knife switch of claim 1, further comprising an auxiliary ladder group, wherein the auxiliary ladder group comprises a first extension ladder and a second extension ladder,
the bottom of the pillar is provided with a base, the platform is provided with an accommodating hole, one end of the first extension ladder is connected to the base, and the other end of the first extension ladder is positioned in the accommodating hole;
the extension ladder II is located below the platform, the top of the extension ladder II is hinged to the extension ladder I, and the bottom of the extension ladder II is connected to the extension ladder I through a strap.
8. The anti-falling device for the high-altitude maintenance of the single-phase column-head type knife switch as claimed in claim 1 or 7, further comprising a pair of parallel protective baffles, one pair of protective baffles are positioned at two sides of the porcelain column insulator,
the protective baffle is detachably connected to the platform, a positioning column is arranged at the bottom of the protective baffle, a positioning hole is formed in the platform, and the positioning column is arranged in the positioning hole in a matched mode.
9. The anti-falling device for high-altitude maintenance of the single-phase column-head type knife switch as claimed in claim 8, wherein the protective baffle is provided with two threaded holes, the two threaded holes of the pair of protective baffles correspond to each other and are used for placing threaded rods, and the two threaded rods are positioned at two sides of the knob insulator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911073363.7A CN110604879A (en) | 2019-11-06 | 2019-11-06 | Anti-falling device for high-altitude maintenance of single-phase column head type knife switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911073363.7A CN110604879A (en) | 2019-11-06 | 2019-11-06 | Anti-falling device for high-altitude maintenance of single-phase column head type knife switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110604879A true CN110604879A (en) | 2019-12-24 |
Family
ID=68895713
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911073363.7A Pending CN110604879A (en) | 2019-11-06 | 2019-11-06 | Anti-falling device for high-altitude maintenance of single-phase column head type knife switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110604879A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115626590A (en) * | 2022-10-25 | 2023-01-20 | 国网安徽省电力有限公司望江县供电公司 | Live working platform based on concrete pole is carrier |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008190278A (en) * | 2007-02-07 | 2008-08-21 | Tokyo Electric Power Co Inc:The | Safety rope hooking device with rope twined round worker's torso and also its attaching method to highly elevated platform |
| US20150157885A1 (en) * | 2013-12-11 | 2015-06-11 | Yi-Pin Liu | Anti-Falling Device |
| CN206148852U (en) * | 2016-11-21 | 2017-05-03 | 国网四川省电力公司自贡供电公司 | Post insulators and arrester maintenance safety belt stores pylon |
| CN106798986A (en) * | 2017-02-13 | 2017-06-06 | 国网山东省电力公司蓬莱市供电公司 | Power test is ascended a height and uses anti-fall device |
| CN109876324A (en) * | 2019-04-02 | 2019-06-14 | 国网陕西省电力公司咸阳供电公司 | A kind of substation's porcelain insulator climbing protection device |
| CN210904731U (en) * | 2019-11-06 | 2020-07-03 | 国网江苏省电力有限公司扬州供电分公司 | Anti-falling device for high-altitude maintenance of single-phase column-head type knife switch |
-
2019
- 2019-11-06 CN CN201911073363.7A patent/CN110604879A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008190278A (en) * | 2007-02-07 | 2008-08-21 | Tokyo Electric Power Co Inc:The | Safety rope hooking device with rope twined round worker's torso and also its attaching method to highly elevated platform |
| US20150157885A1 (en) * | 2013-12-11 | 2015-06-11 | Yi-Pin Liu | Anti-Falling Device |
| CN206148852U (en) * | 2016-11-21 | 2017-05-03 | 国网四川省电力公司自贡供电公司 | Post insulators and arrester maintenance safety belt stores pylon |
| CN106798986A (en) * | 2017-02-13 | 2017-06-06 | 国网山东省电力公司蓬莱市供电公司 | Power test is ascended a height and uses anti-fall device |
| CN109876324A (en) * | 2019-04-02 | 2019-06-14 | 国网陕西省电力公司咸阳供电公司 | A kind of substation's porcelain insulator climbing protection device |
| CN210904731U (en) * | 2019-11-06 | 2020-07-03 | 国网江苏省电力有限公司扬州供电分公司 | Anti-falling device for high-altitude maintenance of single-phase column-head type knife switch |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115626590A (en) * | 2022-10-25 | 2023-01-20 | 国网安徽省电力有限公司望江县供电公司 | Live working platform based on concrete pole is carrier |
| CN115626590B (en) * | 2022-10-25 | 2023-09-12 | 国网安徽省电力有限公司望江县供电公司 | Live working platform based on concrete pole is carrier |
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