CN113381339A - Join in marriage net work protection isolation umbrella - Google Patents
Join in marriage net work protection isolation umbrella Download PDFInfo
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- CN113381339A CN113381339A CN202110664425.2A CN202110664425A CN113381339A CN 113381339 A CN113381339 A CN 113381339A CN 202110664425 A CN202110664425 A CN 202110664425A CN 113381339 A CN113381339 A CN 113381339A
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- supporting head
- stretching plate
- unit stretching
- plate
- umbrella
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G1/00—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines
- H02G1/02—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines for overhead lines or cables
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Abstract
The invention discloses a protective isolation umbrella for distribution network work, belonging to the technical field of distribution auxiliary facilities; the device comprises a first supporting head, a plurality of stacked unit stretching plates and a second supporting head; the unit stretching plate, the first supporting head and the second supporting head are the same in shape, and the front faces of the unit stretching plate, the first supporting head and the second supporting head are all plate-shaped sector structures; the top parts of the first supporting head and the unit stretching plates are provided with guide chutes, and the second supporting head and each unit stretching plate are provided with sliding blocks; the first supporting head, the unit stretching plate and the second supporting head are movably connected through the matching of the guide sliding chute and the sliding block; fan ribs and protective umbrella covers extend from the outer side ends of the unit stretching plate, the first supporting head and the second supporting head; and two adjacent protective umbrella covers are connected; when the first supporting head, the unit stretching plate and the second supporting head are unfolded, a closed 360-degree annular structure can be enclosed; the invention solves the problem that the working personnel can easily contact the high-voltage line during the power distribution operation.
Description
Technical Field
The invention relates to the technical field of distribution auxiliary facilities, in particular to a protective isolation umbrella for distribution network work.
Background
High-low voltage circuit is with pole a common pole layout structure, the staff is when carrying out the distribution operation to low pressure position circuit on the electrified pole, because upper portion high-voltage line position still is electrified, need constantly pay attention to working range, keep and the high-voltage line between the safe distance, perpendicular distance generally is about 1.3 meters between the conventional high-low voltage cross arm, how avoid because the accident that the staff carelessly crosses electrified safe distance emergence carelessly, separate staff and upper portion high-voltage electrified part, be a big technical problem that needs to solve at present.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: the utility model provides a join in marriage net work protection umbrella to there is the possibility that touches high-voltage line, the great problem of potential safety hazard in staff's activity when the distribution operation is carried out to low pressure position circuit on electrified pole in solution.
In order to solve the problems, the invention provides the following technical scheme:
a protective isolation umbrella for distribution network work; the device comprises a first supporting head, a stretching plate group and a second supporting head which are sequentially arranged from bottom to top; wherein the stretching plate group is formed by stacking a plurality of unit stretching plates; the unit stretching plate, the first supporting head and the second supporting head are the same in shape, and the front faces of the unit stretching plate, the first supporting head and the second supporting head are all plate-shaped sector structures with the sectors being cut by the same circular arc line and wide at the top and narrow at the bottom; the top parts of the first supporting head and each unit stretching plate are respectively provided with a guide sliding chute in an arc line structure, and the circle center of an arc line of the guide sliding chute is coincided with the circle of the corresponding sector; sliding blocks are arranged at the bottoms of the second supporting head and each unit stretching plate; the first supporting head, the unit stretching plate and the second supporting head are movably connected through the matching of the guide sliding chute and the sliding block; fan ribs and protective umbrella covers extend from the outer side ends of the unit stretching plate, the first supporting head and the second supporting head; and two adjacent protective umbrella covers are connected; when the first supporting head, the unit stretching plate and the second supporting head are unfolded, a closed 360-degree annular structure can be enclosed.
Preferably, the cross-sectional shapes of the first support head, the unit stretching plate and the second support head are all L-shaped plate-shaped structures; wherein one vertical side of the L-shaped plate is arranged corresponding to the small-diameter end of the sector; the fan ribs are fixed at the lateral end side position.
Furthermore, the included angle between the two plates on the L-shaped first supporting head, the unit stretching plate and the second supporting head is larger than 90 degrees; and a friction pad is arranged on the back of the vertical plate.
Furthermore, after the L-shaped first supporting head, the unit stretching plate and the second supporting head are unfolded, the inner sides of the L-shaped first supporting head, the unit stretching plate and the second supporting head can enclose a round table type cavity structure with a small upper part and a large lower part.
Preferably, the first supporting head, the stretching plate group, the second supporting head, the fan ribs and the protective umbrella cover are all made of insulating materials.
Preferably, a group of connecting clamping pieces which can be matched are respectively arranged on the first supporting head and the third supporting head; after the first supporting head, the unit stretching plate and the second supporting head are unfolded, the first supporting head and the third supporting head can be fixedly connected through the connecting clamping piece.
Preferably, the guide sliding groove and the sliding block on each unit stretching plate are arranged in the middle of the plate surface.
Preferably, the size of the central angle corresponding to each unit stretching plate is not more than 60 degrees; the lengths of the fan ribs and the protective umbrella cover are not less than 65 cm.
Preferably, an inductive alarm is further arranged at the bottom of the first supporting head.
Preferably, the cross-sectional shapes of the guide sliding chute and the sliding block are both inverted T-shaped structures.
The invention has the beneficial effects that:
the invention designs a temporary isolation protection device aiming at the potential safety hazard existing in the maintenance of the electric pole of the existing high-low voltage same-pole line, which refers to a conventional annular folding fan unfolding structure, a stretching plate group in the middle of a supporting head at two end parts is utilized to form a mechanism which can be movably unfolded to form a closed 360-degree umbrella-shaped ring shape, and fan ribs and a protective umbrella cover are further arranged at the end parts of the supporting head and the stretching plate, so that the fan ribs and the protective umbrella cover can be unfolded on the electric pole to form a protective lantern ring, thereby realizing the effective protection of the pole climbing operators.
Drawings
FIG. 1 is a schematic view of the apparatus of the present invention applied to an electric pole;
FIG. 2 is a top view of FIG. 1;
FIG. 3 is a schematic view of the device of FIG. 2 with the fan ribs and protective canopy removed;
fig. 4 is a schematic sectional view showing the installation of one unit tension plate on the pole in the present embodiment;
FIG. 5 is a schematic view showing the connection of the first supporting head and the two unit stretching plates in a stacked state in this embodiment;
FIG. 6 is a schematic three-dimensional structure of a unit stretching plate according to the present embodiment;
description of reference numerals: 1. the device comprises a first supporting head, a second supporting head, a stretching plate group, a first supporting head, a second supporting head, a first supporting head, a stretching plate group, a second supporting head, a guiding sliding groove, a first supporting head, a second supporting head, a sliding block.
Detailed Description
The invention will be further described with reference to the following drawings and specific embodiments:
example (b):
referring to fig. 1, the present embodiment provides a protective isolation umbrella for distribution network operation; the device comprises a first supporting head 1, a stretching plate group 2 and a second supporting head 3 which are sequentially arranged from bottom to top; wherein the stretching plate group 2 is formed by stacking a plurality of unit stretching plates 2A; the unit stretching plate 2A, the first supporting head 1 and the second supporting head 3 are the same in shape, and the front faces of the unit stretching plate, the first supporting head and the second supporting head are both of a plate-shaped sector structure with a sector shape which is cut by the same circular arc line and is wide at the top and narrow at the bottom; the top parts of the first supporting head 1 and each unit stretching plate 2A are respectively provided with a guide sliding chute 4 in an arc line structure, and the circle center of an arc line of the guide sliding chute 4 is coincided with the circle of the corresponding sector; the bottom parts of the second supporting head 3 and each unit stretching plate 2A are provided with sliding blocks 8; the first supporting head 1, the unit stretching plate 2A and the second supporting head 3 are movably connected through the matching between the guide chute 4 and the sliding block 8; fan ribs 5 and protective umbrella covers 6 extend from the outer side ends of the unit stretching plate 2A, the first supporting head 1 and the second supporting head 3; and two adjacent protective umbrella covers are connected; when the first supporting head 1, the unit stretching plate 2A and the second supporting head 3 are unfolded, a closed 360-degree annular structure can be enclosed.
The cross sections of the first supporting head 1, the unit stretching plate 2A and the second supporting head 3 are all L-shaped plate-shaped structures; wherein one vertical side of the L-shaped plate is arranged corresponding to the small-diameter end of the sector; the fan ribs 5 are fixed at the lateral end side positions.
The included angle between the two plates on the L-shaped first supporting head 1, the unit stretching plate 2A and the second supporting head 3 is larger than 90 degrees; and a friction pad 9 is provided at the back of the vertical plate. The friction pad 9 is provided to increase the friction between the inside of the ring and the pole support.
When the first L-shaped supporting head 1, the unit stretching plate 2A and the second supporting head 3 are unfolded, the inner sides of the first L-shaped supporting head, the unit stretching plate and the second L-shaped supporting head can enclose a truncated cone-shaped cavity structure with a small top and a big bottom. The inner chamber of round platform type structure can make go the inclination of the conventional pole of integrated configuration cooperation after first support head 1, unit extension sheet 2A and the first 3 expansion of second support thereby laminating on the pole surface effectively.
The first supporting head 1, the stretching plate group 2, the second supporting head 3, the fan ribs 5 and the protective umbrella cover 6 are all made of insulating materials.
A group of connecting clamping pieces 7 which can be matched are respectively arranged on the first supporting head 1 and the third supporting head 3; after the first supporting head 1, the unit stretching plate 2A and the second supporting head 3 are unfolded, the first supporting head 1 and the third supporting head 3 can be connected and fixed through the connecting fastener 7.
The guide chute 4 and the slide block 8 on each unit stretching plate 2A are arranged in the middle of the plate surface.
The size of the central angle corresponding to each unit stretching plate 2A does not exceed 60 degrees; the lengths of the fan ribs 5 and the protective umbrella cover 6 are not less than 65 cm. Considering that the human single-side arm is 60cm in width, the safety can be improved by limiting the lengths of the fan ribs and the protective umbrella cover.
An inductive alarm 10 is also arranged at the bottom of the first supporting head 1. The inductance alarm can measure the safety distance with the upper high-voltage line, and safety accidents caused by the fact that the high-voltage line is touched during installation are prevented.
The cross-sectional shapes of the guide chute 4 and the slide block 8 are both inverted T-shaped structures. The guide chute 4 and the sliding block 8 of the inverted T-shaped structure can prevent the connected parts from being separated, and the safety of the device is improved.
Claims (10)
1. The utility model provides a join in marriage net work protection umbrella which characterized in that: the device comprises a first supporting head (1), a stretching plate group (2) and a second supporting head (3) which are sequentially arranged from bottom to top; wherein the stretching plate group (2) is formed by stacking a plurality of unit stretching plates (2A); the unit stretching plate (2A), the first supporting head (1) and the second supporting head (3) are the same in shape, and the front faces of the unit stretching plate, the first supporting head and the second supporting head are both of plate-shaped sector structures with wide upper parts and narrow lower parts after being cut by the same circular arc line; the top parts of the first supporting head (1) and each unit stretching plate (2A) are respectively provided with a guide sliding chute (4) in an arc line structure, and the arc line circle center of the guide sliding chute (4) is coincided with the circle of the corresponding sector; sliding blocks (8) are arranged at the bottoms of the second supporting head (3) and each unit stretching plate (2A); the first supporting head (1), the unit stretching plate (2A) and the second supporting head (3) are movably connected through the matching of the guide sliding chute (4) and the sliding block (8); fan ribs (5) and protective umbrella covers (6) extend from the outer side ends of the unit stretching plate (2A), the first supporting head (1) and the second supporting head (3); and two adjacent protective umbrella covers are connected; when the first supporting head (1), the unit stretching plate (2A) and the second supporting head (3) are unfolded, a closed 360-degree annular structure can be enclosed.
2. The distribution network working protection isolating umbrella of claim 1, characterized in that: the cross sections of the first supporting head (1), the unit stretching plate (2A) and the second supporting head (3) are all L-shaped plate-shaped structures; wherein one vertical side of the L-shaped plate is arranged corresponding to the small-diameter end of the sector; the fan ribs (5) are fixed at the lateral end side position.
3. The distribution network working protection isolating umbrella of claim 2, characterized in that: the included angle between the two plates on the L-shaped first supporting head (1), the unit stretching plate (2A) and the second supporting head (3) is larger than 90 degrees; and a friction pad (9) is arranged at the back of the vertical plate.
4. The distribution network working protection isolating umbrella of claim 2, characterized in that: when the L-shaped first supporting head (1), the unit stretching plate (2A) and the second supporting head (3) are unfolded, the inner sides of the L-shaped first supporting head, the unit stretching plate and the second supporting head can enclose a truncated cone-shaped cavity structure with a small upper part and a large lower part.
5. The distribution network working protection isolating umbrella of claim 1, characterized in that: the first supporting head (1), the stretching plate group (2), the second supporting head (3), the fan ribs (5) and the protective umbrella cover (6) are all made of insulating materials.
6. The distribution network working protection isolating umbrella of claim 1, characterized in that: a group of connecting clamping pieces (7) which can be matched are respectively arranged on the first supporting head (1) and the third supporting head (3); after the first supporting head (1), the unit stretching plate (2A) and the second supporting head (3) are unfolded, the first supporting head (1) and the third supporting head (3) can be connected and fixed through the connecting clamping piece (7).
7. The distribution network working protection isolating umbrella of claim 1, characterized in that: the guide sliding groove (4) and the sliding block (8) on each unit stretching plate (2A) are arranged in the middle of the plate surface.
8. The distribution network working protection isolating umbrella of claim 1, characterized in that: the size of a central angle corresponding to each unit stretching plate (2A) is not more than 60 degrees; the lengths of the fan ribs (5) and the protective umbrella cover (6) are not less than 65 cm.
9. The distribution network working protection isolating umbrella of claim 1, characterized in that: an inductance alarm (10) is also arranged at the bottom of the first supporting head (1).
10. The distribution network working protection isolating umbrella of claim 1, characterized in that: the cross sections of the guide chute (4) and the sliding block (8) are both in an inverted T-shaped structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110664425.2A CN113381339A (en) | 2021-06-16 | 2021-06-16 | Join in marriage net work protection isolation umbrella |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110664425.2A CN113381339A (en) | 2021-06-16 | 2021-06-16 | Join in marriage net work protection isolation umbrella |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113381339A true CN113381339A (en) | 2021-09-10 |
Family
ID=77574643
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110664425.2A Pending CN113381339A (en) | 2021-06-16 | 2021-06-16 | Join in marriage net work protection isolation umbrella |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113381339A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114284937A (en) * | 2021-11-30 | 2022-04-05 | 陕西能源研究院有限公司 | Electricity isolation device for safe live-wire work on electric pole |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN200942821Y (en) * | 2006-08-25 | 2007-09-05 | 杨洋 | Retractable bicycle mudguard |
| CN205682672U (en) * | 2016-05-11 | 2016-11-16 | 刘翔宇 | A kind of Windproof parasol |
| CN107394677A (en) * | 2017-09-19 | 2017-11-24 | 河北金能电力科技股份有限公司 | A kind of folding electric pole construction safety mask |
| CN107508538A (en) * | 2017-07-18 | 2017-12-22 | 广东海洋大学 | A kind of solar panel protection device |
| CN111952918A (en) * | 2020-07-09 | 2020-11-17 | 国家电网有限公司 | Electric shock prevention method for upper layer of same-pole erected line |
-
2021
- 2021-06-16 CN CN202110664425.2A patent/CN113381339A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN200942821Y (en) * | 2006-08-25 | 2007-09-05 | 杨洋 | Retractable bicycle mudguard |
| CN205682672U (en) * | 2016-05-11 | 2016-11-16 | 刘翔宇 | A kind of Windproof parasol |
| CN107508538A (en) * | 2017-07-18 | 2017-12-22 | 广东海洋大学 | A kind of solar panel protection device |
| CN107394677A (en) * | 2017-09-19 | 2017-11-24 | 河北金能电力科技股份有限公司 | A kind of folding electric pole construction safety mask |
| CN111952918A (en) * | 2020-07-09 | 2020-11-17 | 国家电网有限公司 | Electric shock prevention method for upper layer of same-pole erected line |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114284937A (en) * | 2021-11-30 | 2022-04-05 | 陕西能源研究院有限公司 | Electricity isolation device for safe live-wire work on electric pole |
| CN114284937B (en) * | 2021-11-30 | 2023-10-03 | 国网陕西省电力有限公司电力科学研究院 | Electricity isolation device for safe live working on electric pole |
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| SE01 | Entry into force of request for substantive examination | ||
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20210910 |
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| RJ01 | Rejection of invention patent application after publication |