CN112701505B - Anti-falling power supply device - Google Patents
Anti-falling power supply device Download PDFInfo
- Publication number
- CN112701505B CN112701505B CN202011502453.6A CN202011502453A CN112701505B CN 112701505 B CN112701505 B CN 112701505B CN 202011502453 A CN202011502453 A CN 202011502453A CN 112701505 B CN112701505 B CN 112701505B
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- China
- Prior art keywords
- power supply
- box
- box body
- supply device
- nut
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R9/00—Structural associations of a plurality of mutually-insulated electrical connecting elements, e.g. terminal strips or terminal blocks; Terminals or binding posts mounted upon a base or in a case; Bases therefor
- H01R9/22—Bases, e.g. strip, block, panel
- H01R9/24—Terminal blocks
- H01R9/2483—Terminal blocks specially adapted for ground connection
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R4/00—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation
- H01R4/58—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation characterised by the form or material of the contacting members
- H01R4/64—Connections between or with conductive parts having primarily a non-electric function, e.g. frame, casing, rail
- H01R4/646—Connections between or with conductive parts having primarily a non-electric function, e.g. frame, casing, rail for cables or flexible cylindrical bodies
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R4/00—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation
- H01R4/58—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation characterised by the form or material of the contacting members
- H01R4/66—Connections with the terrestrial mass, e.g. earth plate, earth pin
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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
- H02G15/00—Cable fittings
- H02G15/08—Cable junctions
- H02G15/10—Cable junctions protected by boxes, e.g. by distribution, connection or junction boxes
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- Patch Boards (AREA)
Abstract
The invention relates to the technical field of power systems, and discloses an anti-falling power supply device which comprises a protective box, an insulating part and a metal part, wherein the protective box comprises a box body and a box door, the box body is provided with an accommodating cavity, the accommodating cavity is provided with an opening, the box door is hinged with the box body, the box body is closed or opened by the box door, and the protective box is fixed on the ground and positioned below a power supply line; the insulating part is positioned in the accommodating cavity and fixedly arranged in the box body; the metal piece is located and holds the intracavity, and fixed the setting on the insulating part, and the metal piece is used for ground connection and is used for passing through the wire with the power supply line and connect. The anti-falling power supply device provided by the invention is convenient for operators to operate, reduces the risk of climbing operation of the operators, improves the operating efficiency of the operators and greatly improves the safety coefficient of distribution line equipment.
Description
Technical Field
The invention relates to the technical field of power systems, in particular to an anti-falling power supply device.
Background
Live working is an important means and method for detecting, overhauling, maintaining and transforming power grid equipment, and is an important technical measure for ensuring reliable and stable operation of a power system. At present, a power supply system is generally closed when a power grid is overhauled, then, electric power personnel carry out overhead operation, the power grid is still electrified even if the power supply system is closed due to the phenomenon of power reverse supply on the power grid, and at the moment, if a reverse-prevention power supply device is not arranged, the electric power personnel carrying out overhead operation have dangerous potential safety hazards.
In order to eliminate the potential safety hazard, in the prior art, an anti-falling power supply device is arranged on an insulated wire of a power grid, is generally made of plastics and is installed on an exposed antenna circuit, and after a period of time, the anti-falling brake device made of plastics is easy to break or even fall off. Not only cause circuit part to expose, produce the potential safety hazard, operation each time moreover all needs electric power personnel to climb the operation on the wire pole, increases the risk that electric power personnel ascended a height and do the operation.
Disclosure of Invention
The invention aims to provide an anti-falling power supply device which is convenient to operate and ensures the operation safety of power personnel.
In order to achieve the purpose, the invention adopts the following technical scheme:
a back-up prevention power supply device comprising:
the protective box comprises a box body and a box door, the box body is provided with an accommodating cavity, the accommodating cavity is provided with an opening, the box door is hinged with the box body, the box body is closed or opened by the box door, and the protective box is fixed on the ground and is positioned below a power supply line;
the insulating piece is positioned in the accommodating cavity and fixedly arranged in the box body;
the metal piece is positioned in the accommodating cavity and fixedly arranged on the insulating piece, and the metal piece is used for grounding and is connected with the power supply circuit through a lead.
Preferably, the box body further comprises two supports, the insulating part comprises two insulating columns, the two insulating columns are fixed on the box body at intervals, the two supports are respectively fixed on the two insulating columns, the metal part is rod-shaped, and the metal part is supported on the two supports.
Preferably, both ends of the metal piece are provided with threads, the support is provided with holes, the metal piece sequentially penetrates through the two holes, the two ends of the metal piece are connected with a first nut and a second nut in a threaded mode, and the first nut and the second nut are located on two sides of the support respectively.
Preferably, the lead is provided with a connecting terminal, the metal piece is sleeved with the connecting terminal, and the connecting terminal is located between the first nut and the second nut.
Preferably, a display is arranged in the protective box and used for displaying whether the connecting terminal is electrified or not.
Preferably, an indicator lamp is provided in the protective box, and the indicator lamp is turned on when the connection terminal is electrified.
Preferably, the protective box is provided with a through hole for the wire to pass through.
Preferably, a fixing frame is arranged outside the box body.
Preferably, the fixing frame is detachably connected to the box body.
Preferably, the protective box is made of an insulating material.
The invention has the beneficial effects that:
according to the anti-falling power supply device provided by the invention, the protective box is fixed below the power supply line, the mounting height of the protective box is reduced, the metal piece is arranged in the protective box, and is grounded and connected with the power supply line through the wire, so that the anti-falling power supply function is realized, the operation of an operator is facilitated, the risk of ascending operation of the operator is reduced, the operation efficiency of the operator is improved, and the safety coefficient of distribution line equipment is greatly improved.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings used in the description of the embodiments of the present invention will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the contents of the embodiments of the present invention and the drawings without creative efforts.
Fig. 1 is a schematic structural diagram of an anti-backup power supply device and a power supply line according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of an anti-falling power supply apparatus according to an embodiment of the present invention;
fig. 3 is a schematic partial structural diagram of an anti-falling power supply device according to an embodiment of the present invention.
In the figure:
1. a protective box; 11. a box body; 111. a through hole; 112. a display; 113. an indicator light; 12. a box door; 121. an observation window;
2. a metal member;
3. an insulating member; 31. an insulating column;
4. a support;
5. a first nut; 6. a second nut;
7. a wire; 71. a connection terminal;
8. a fixed mount; 81. a first fixing frame; 82. a second fixing frame;
9. a power supply line.
Detailed Description
In order to make the technical problems solved, the technical solutions adopted and the technical effects achieved by the present invention clearer, the technical solutions of the present invention are further described below by way of specific embodiments with reference to the accompanying drawings. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not to be construed as limiting the invention. It should be further noted that, for the convenience of description, only some but not all of the elements associated with the present invention are shown in the drawings.
Example one
As shown in fig. 1 to 3, the embodiment provides an anti-falling power supply device, which includes a protective box 1, an insulating member 3 and a metal member 2, wherein the protective box 1 includes a box body 11 and a box door 12, the box body 11 has an accommodating cavity, the accommodating cavity is provided with an opening, the box door 12 is hinged to the box body 11, the box body 11 is closed or opened by the box door 12, and the protective box 1 is fixed on the ground and located below a power supply line 9; the insulating part 3 is positioned in the accommodating cavity, and the insulating part 3 is fixedly arranged in the box body 11; the metal piece 2 is positioned in the accommodating cavity and fixedly arranged on the insulating piece 3, and the metal piece 2 is used for grounding and is connected with a power supply line 9 through a lead 7.
The anti-falling power supply device provided by the embodiment is used for fixing the protective box 1 below the power supply line 9, reducing the installation height of the protective box 1, arranging the metal piece 2 in the protective box 1, being connected with the power supply line 9 through the wire 7 by grounding the metal piece 2, realizing the function of preventing falling power supply, facilitating the operation of an operator, reducing the risk of ascending operation of the operator, improving the operation efficiency of the operator, and greatly improving the safety factor of the power distribution line equipment.
Specifically, the number of the metal members 2 is four, and the four metal members are respectively connected with four wires 7, and the four wires 7 are respectively connected with four power supply lines 9.
Further, as shown in fig. 1 to 3, the anti-falling power supply device provided in this embodiment further includes two brackets 4, the insulating member 3 includes two insulating columns 31, the two insulating columns 31 are fixed on the box body 11 at intervals, the two brackets 4 are respectively fixed on the two insulating columns 31, the metal member 2 is rod-shaped, and the metal member 2 is supported on the two brackets 4. Through installing support 4 on insulated column 31, install metal part 2 on support 4 for keep apart one section distance between metal part 2 and the box 11, conveniently detect work, improved work efficiency effectively. Both ends of the metal piece 2 are provided with threads, the support 4 is provided with holes, the metal piece 2 sequentially penetrates through the two holes, the two ends of the metal piece 2 are respectively screwed with a first nut 5 and a second nut 6, and the first nut 5 and the second nut 6 are respectively positioned on both sides of the support 4. In this embodiment, support 4 is L type structure, and has seted up a plurality of wearing to establish the hole on the support 4, makes things convenient for during metalwork 2 wears to establish different wearing to establish the hole to adjust the distance between metalwork 2 and the protective housing 1. In this embodiment, the metal member 2 is a copper cylinder with a diameter of 12cm, and is reliably connected with a ground wire, and is friction-resistant and safe.
Further, as shown in fig. 2 and 3, the protective box 1 is provided with a through hole 111 for passing a wire therethrough. Wire 7 passes through in the through-hole 111 gets into protective housing 1, is equipped with connecting terminal 71 at the one end of wire 7, is equipped with the through-hole on the connecting terminal 71, and on connecting terminal 71 passed metal part 2, on first nut 5 and second nut 6 through metal part 2 both ends were fixed in connecting terminal 71 on the metal part 2, connect reliably and safe. In this embodiment, protective housing 1 is insulating material, avoids the danger of electrocuteeing.
Further, as shown in fig. 2, a display 112 and an indicator light 113 are provided in the box body 11 of the protective box 1, and an observation window 121 is provided in the box door 12. The position that observation window 121 was opened corresponds with display 112 and pilot lamp 113's position, and display 112 is used for showing whether connecting terminal 71 is electrified, and pilot lamp 113 shows when connecting terminal 71 is electrified, makes things convenient for operating personnel in time to know the circuit condition, has improved work efficiency simultaneously. By arranging the observation window 121 on the box door 12, when an operator operates the box door, the operator does not need to open the box door 12, and can clearly know the real situation of the circuit inside the box body 11 only by opening the observation window 121 on the box door 12, so that the operation is convenient and fast.
Example two
The embodiment provides a falling prevention power supply device, which further comprises a fixing frame 8 on the basis of the first embodiment. As shown in fig. 2, the fixing frame 8 is disposed outside the box 11, and the fixing frame 8 is detachably connected to the box 11. In this embodiment, the distance between the installation height of the box body 11 and the ground is about 2.5 meters, so that the condition that non-workers touch the protective box 1 to cause safety accidents is avoided. In this embodiment, set up mount 81 on box 11, can install box 11 on the wall of a take the altitude from ground, simple to operate is swift, and makes things convenient for operating personnel to detect and maintain for operating personnel need not climb to the wire pole top like before and carry out the circuit construction operation, has reduced the risk that operating personnel ascended a height. In other embodiments, a second fixing frame 82 is arranged on the end face of the side of the box body 11, a sliding rail and a clamp are arranged on the second fixing frame 82, the size of the clamp is adjusted by moving the clamp in the sliding rail, the protective box 1 can be conveniently installed on a telegraph pole, the protective box 1 is installed on the telegraph pole and is 2.5 meters away from the ground, the installation is convenient and rapid, the risk of climbing of an operator is reduced, when the operator needs to perform circuit operation, the operator only needs to climb up the climber by 2 meters away from the ground, and the safety of the operator is guaranteed. By arranging the first fixing frame 81 and the second fixing frame 82, the protective box 1 can be mounted on a wall surface or a telegraph pole according to the needs of actual conditions, and the universality of the protective box 1 is provided.
It should be understood that the above-described embodiments of the present invention are merely examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. This need not be, nor should it be exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. Wherein the terms "first position" and "second position" are two different positions.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in a specific case to those of ordinary skill in the art.
Claims (8)
1. An anti-backup power supply device, comprising:
the protection box (1) comprises a box body (11) and a box door (12), the box body (11) is provided with an accommodating cavity, the accommodating cavity is provided with an opening, the box door (12) is hinged with the box body (11), the box body (11) is closed or opened by the box door (12), and the protection box (1) is fixed on the ground and is positioned below a power supply circuit (9);
the insulating piece (3) is positioned in the accommodating cavity, and the insulating piece (3) is fixedly arranged in the box body (11);
the metal piece (2) is positioned in the accommodating cavity and fixedly arranged on the insulating piece (3), and the metal piece (2) is used for being grounded and is connected with the power supply circuit (9) through a lead (7);
the anti-falling power supply device further comprises two supports (4), threads are arranged at two ends of the metal part (2), holes are formed in the supports (4), the metal part (2) sequentially penetrates through the two holes, a first nut (5) and a second nut (6) are screwed at two ends of the metal part (2), and the first nut (5) and the second nut (6) are respectively located at two sides of the supports (4); be equipped with connecting terminal (71) on wire (7), connecting terminal (71) cover is located metalwork (2), just connecting terminal (71) are located first nut (5) with between second nut (6).
2. The power supply device with the reverse power prevention function according to claim 1, wherein the insulating member (3) comprises two insulating columns (31), the two insulating columns (31) are fixed on the box body (11) at intervals, the two brackets (4) are respectively fixed on the two insulating columns (31), the metal member (2) is rod-shaped, and the metal member (2) is supported on the two brackets (4).
3. The anti-back power supply device according to claim 2, characterized in that a display (112) is arranged in the protective box (1), and the display (112) is used for displaying whether the connecting terminal (71) is electrified or not.
4. The power supply device against reverse supply of claim 2, characterized in that an indicator light (113) is arranged in the protection box (1), and the indicator light (113) is turned on when the connection terminal (71) is electrified.
5. The anti-falling power supply device according to claim 1, wherein the protective box (1) is provided with a through hole (111) for the lead (7) to pass through.
6. The power supply device against reverse flow of claim 1, characterized in that a fixing frame (8) is arranged outside the box body (11).
7. A supply fall prevention device as claimed in claim 6, characterized in that said holder (8) is detachably connected to said case (11).
8. The power supply apparatus according to claim 1, wherein the protection box (1) is made of an insulating material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011502453.6A CN112701505B (en) | 2020-12-17 | 2020-12-17 | Anti-falling power supply device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011502453.6A CN112701505B (en) | 2020-12-17 | 2020-12-17 | Anti-falling power supply device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112701505A CN112701505A (en) | 2021-04-23 |
| CN112701505B true CN112701505B (en) | 2023-02-03 |
Family
ID=75508963
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011502453.6A Active CN112701505B (en) | 2020-12-17 | 2020-12-17 | Anti-falling power supply device |
Country Status (1)
| Country | Link |
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| CN (1) | CN112701505B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114847656B (en) * | 2022-04-18 | 2023-08-11 | 江西光正金属设备集团有限公司 | Metal rack with anti-toppling function |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2744502B2 (en) * | 1977-10-04 | 1980-09-04 | Karl Pfisterer Elektrotechnische Spezialartikel Gmbh & Co Kg, 7000 Stuttgart | Load switch |
| CN110829428A (en) * | 2019-11-27 | 2020-02-21 | 广州供电局有限公司 | Low-voltage quick access communication device and power supply network |
| CN211059662U (en) * | 2019-12-13 | 2020-07-21 | 福州兴正达信息科技有限公司 | Pole setting linkage of outdoor case |
| CN210985626U (en) * | 2019-12-27 | 2020-07-10 | 福建中瑞电气有限公司 | Box body for realizing quick connection of bypass operation system |
| CN111769497A (en) * | 2020-07-23 | 2020-10-13 | 杭州巨骐信息科技股份有限公司 | Waterproof grounding box |
-
2020
- 2020-12-17 CN CN202011502453.6A patent/CN112701505B/en active Active
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| Publication number | Publication date |
|---|---|
| CN112701505A (en) | 2021-04-23 |
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