CN212587728U - Equipotential connection's earth connection nearby connecting device - Google Patents
Equipotential connection's earth connection nearby connecting device Download PDFInfo
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- CN212587728U CN212587728U CN202021494564.2U CN202021494564U CN212587728U CN 212587728 U CN212587728 U CN 212587728U CN 202021494564 U CN202021494564 U CN 202021494564U CN 212587728 U CN212587728 U CN 212587728U
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- lightning protection
- conductive mounting
- mounting panel
- connection
- electrically conductive
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Abstract
The utility model relates to a lightning protection box accessory; the device comprises a conductive mounting plate, wherein the conductive mounting plate is fixed on a bottom plate of a lightning protection box in an insulating connection mode, the grounding wires of all modules in the lightning protection box are connected to the conductive mounting plate, and the conductive mounting plate is connected to a grounding column of the lightning protection box. The utility model discloses improve the speed of releasing when reducing the risk of electrocuting.
Description
Technical Field
The utility model relates to a lightning protection box accessory; in particular to a nearby connecting device of an equipotential connecting ground wire.
Background
The grounding is the most important link of lightning protection technology, and the lightning current is finally sent to the ground no matter whether the lightning is direct lightning, induction lightning or other forms of lightning. Therefore, reliable lightning protection is not possible without a reasonable and good grounding device. The smaller the grounding resistance is, the faster the current dissipation is, and the shorter the high potential holding time of the struck object is, the less the danger is. The grounding resistance of a computer field is required to be less than or equal to 4 ohms, and a lightning grounding method, an electrical appliance safety grounding method, an alternating current grounding method and a direct current grounding method are adopted to unify a lightning grounding device.
Lightning protection box ground connection sets up and generally adopts the busbar, and each module of incasement passes through the mounting panel to be fixed, and the mounting panel switches on with the box shell, sets up the busbar on the mounting panel, and the busbar is received earlier to the ground wire of each module, then is connected to the outer earth connection of case through the busbar, has following problem:
1. the discharge path is longer, which results in higher residual voltage and poor lightning protection effect;
2. the required release time is long, and the risk of damage to the protection equipment is high;
3. the mounting panel switches on with the box shell, has the risk of electrocuteeing.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides an equipotential connection's earth connection is connecting device nearby improves the speed of releasing when reducing the risk of electrocution, promotes lightning protection effect.
Equipotential connection's earth connection is connecting device nearby, including electrically conductive mounting panel, electrically conductive mounting panel adopts insulating connected mode to fix on lightning protection bottom of the case board, and the earth connection of each module in the lightning protection incasement is connected to electrically conductive mounting panel, and electrically conductive mounting panel is connected to the ground connection post of lightning protection case.
The utility model discloses establish lightning protection bottom of the case board and electrically conductive mounting panel as mutual insulation, the ground current of each module in the incasement no longer releases through the lightning protection case shell, prevents that the lightning protection case shell from discharging, reduces the risk of electric shock, and each module in the incasement is connected to the lightning protection case ground post through electrically conductive mounting panel is unified and is carried out the release of ground current, and the area of releasing of electrically conductive mounting panel is big, and the equipotential uniformity is good, and resistance is little, and the release is short-circuit, and it is fast to release, promotes lightning protection effect greatly.
Preferably, the grounding wires of the modules in the lightning protection box are connected in parallel through the bus plates and then connected to the grounding columns of the lightning protection box. The multi-path leakage is in parallel connection, the resistance of the path is further reduced, and the leakage speed is high.
Preferably, the conductive mounting plate is connected with one end of the insulating sleeve through the supporting rod, the bottom plate of the lightning protection box is connected with the other end of the insulating sleeve through the supporting rod, the supporting rod is generally made of metal or plastic with high strength, the insulating sleeve is made of insulating materials such as ceramics and engineering plastics, and the service life is long.
Compared with the prior art, the utility model discloses following beneficial effect has:
the utility model discloses improve the speed of releasing when reducing the risk of electrocuting. Establish lightning protection bottom plate and electrically conductive mounting panel into mutual insulation, the grounding current of each module in the incasement no longer discharges through the lightning protection case shell, prevents that the lightning protection case shell from discharging, reduces the risk of electric shock, and each module in the incasement is connected to the lightning protection case ground post through electrically conductive mounting panel is unified and is carried out the leakage of grounding current, and electrically conductive mounting panel area of releasing is big, and the equipotential uniformity is good, and resistance is little, and the release path is short, and the release speed is fast, promotes lightning protection effect greatly.
Drawings
Fig. 1 illustrates the installation of the conductive mounting plate and the lightning protection box bottom plate.
Fig. 2 is a schematic diagram of grounding of each module in the lightning protection box.
In the figure: 1. a conductive mounting plate; 2. a lightning protection box bottom plate; 3. a bus bar; 4. a conductive braid; 5. an insulating sleeve; 6. a support rod.
Detailed Description
Example 1:
as shown in fig. 1-2, equipotential connection's earth connection is connecting device nearby, including electrically conductive mounting panel 1, electrically conductive mounting panel 1 adopts insulating connected mode to fix on lightning protection bottom of the case board 2, and the earth connection of each module in the lightning protection incasement is connected to electrically conductive mounting panel 1, and electrically conductive mounting panel 1 is connected to the ground post of lightning protection case.
The grounding wires of all modules in the lightning protection box are connected in parallel through the bus board 3 and then connected to the grounding post of the lightning protection box, the bus board 3 is connected to the grounding post of the lightning protection box through the conductive braid 4, multi-path discharge is in parallel connection, the path resistance is further reduced, and the discharge speed is high; electrically conductive mounting panel 1 passes through 5 one ends of bracing piece 6 connection insulation support, and lightning protection box bottom plate 2 is connected to the 5 other ends of insulation support through bracing piece 6, and bracing piece 6 generally adopts the higher metal of intensity or plastics to make, and insulation support 5 adopts insulating materials such as pottery, engineering plastics to make, long service life, and electrically conductive mounting panel 1, electrically conductive braid 4, cylinder manifold 3 all adopt good conductor to make, preferred metal copper.
The utility model discloses establish lightning protection bottom plate 2 and electrically conductive mounting panel 1 to mutual insulation, the ground current of each module in the incasement no longer releases through the lightning protection case shell, prevent that the lightning protection case shell from discharging, reduce the risk of electric shock, each module in the incasement is connected to the lightning protection case ground post through electrically conductive mounting panel 1 in unison and carries out the release of ground current, electrically conductive mounting panel 1 area of releasing is big, the equipotential uniformity is good, resistance is little, the circuit of releasing is short, the release rate is fast, promote lightning protection effect greatly.
Claims (3)
1. The utility model provides an equipotential connection's ground connection is connecting device nearby, includes electrically conductive mounting panel (1), its characterized in that, electrically conductive mounting panel (1) adopt insulating connected mode to fix on lightning protection bottom of the case board (2), and the earth connection of each module in the lightning protection incasement is connected to electrically conductive mounting panel (1), and electrically conductive mounting panel (1) is connected to the ground connection post of lightning protection case.
2. Equipotential connecting ground connection according to claim 1, characterized in that the ground connection of each module in the lightning protection box is connected in parallel to the ground post of the lightning protection box by means of a bus bar (3).
3. Equipotential connecting ground connection proximity connection device according to claim 1, characterized in that the conductive mounting plate (1) is connected to one end of the insulating sleeve (5) by means of a support rod (6), and the lightning protection box bottom plate (2) is connected to the other end of the insulating sleeve (5) by means of a support rod (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021494564.2U CN212587728U (en) | 2020-07-23 | 2020-07-23 | Equipotential connection's earth connection nearby connecting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021494564.2U CN212587728U (en) | 2020-07-23 | 2020-07-23 | Equipotential connection's earth connection nearby connecting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212587728U true CN212587728U (en) | 2021-02-23 |
Family
ID=74657576
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021494564.2U Active CN212587728U (en) | 2020-07-23 | 2020-07-23 | Equipotential connection's earth connection nearby connecting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212587728U (en) |
-
2020
- 2020-07-23 CN CN202021494564.2U patent/CN212587728U/en active Active
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