CN205211963U - Novel multipoint earthing's basic station distribution lightning prevention box - Google Patents
Novel multipoint earthing's basic station distribution lightning prevention box Download PDFInfo
- Publication number
- CN205211963U CN205211963U CN201521034571.3U CN201521034571U CN205211963U CN 205211963 U CN205211963 U CN 205211963U CN 201521034571 U CN201521034571 U CN 201521034571U CN 205211963 U CN205211963 U CN 205211963U
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- CN
- China
- Prior art keywords
- lightning protection
- protection device
- earthing
- phase
- protection cabinet
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Abstract
The utility model relates to a novel multipoint earthing's basic station distribution lightning prevention box, including protective box, exchange three -phase isolation lightning protection device, binding post and earthing device, it is located protective box to exchange three -phase isolation lightning protection device, binding post be located the protective box surface and with exchange three -phase isolation lightning protection device electrical connection, the resilient insulating inoxidizing coating is established in addition to the protective box surface, the screw is connected to at least four of protective box lower surface equipartition, earthing device includes the generating line, the branch line, location ground connection piece, pre -buried metal mesh and intensive ground terminal, pass through the screw thread and be connected the screw to connect in location ground connection piece upper end, the lower extreme supports with the surface phase, pre -buried metal mesh and intensive ground terminal are equal pre -buried in ground. This novel simple structure, installation and debugging are convenient, and it is nimble convenient to use, improvement lightning protection device's that can be very big ground connection barrier propterty, and earthing device has good anti trouble ability and anti damage ability in addition to effectual improvement lightning protection protector's operating stability and reliability.
Description
Technical field
The utility model relates to a kind of lightning protection device, is exactly a kind of base station distribution lightning protection box of novel multipoint earthing.
Background technology
At present in order to meet the needs of communications industry development, need to build a large amount of signal base stations out of doors, and these base station height are also relatively high, therefore easily there is lightning strike accident, for this problem, current main counter-measure configures lightning protection device in the control circuit of base station, and earthing device is the important measures guaranteeing that lightning protection device normally runs reliably, but in use find, what the earthing device that current lightning protection device uses often all adopted to be connected by wire one end the structure that the other end is connected with earth terminal with lightning-protection protection unit, although this structure can meet the needs of ground connection to a certain extent, but the operation stability of this ground structure is relatively poor, easily because of external force, environmental corrosion and the reason such as earth current is excessive and damage, thus the operational reliability of serious threat earthing device and fail safe, therefore for this present situation, in the urgent need to developing a kind of novel lightning protection device earthing mechanism, to meet the needs that actual production uses.
Utility model content
For the deficiency that prior art exists, the utility model provides a kind of base station distribution lightning protection box of novel multipoint earthing, this new structure is simple, installation and adjustment is convenient, flexible and convenient to use, can greatly improve the ground protection performance of lightning protection device, and earthing device separately has good fault-resistant ability and damage-retardation ability, thus effective operation stability and the reliability improving lightning-protection protection unit.
To achieve these goals, the utility model realizes by the following technical solutions:
A kind of base station distribution lightning protection box of novel multipoint earthing, comprise protection cabinet, AC three-phase isolation lightning protection device, binding post and earthing device, AC three-phase isolation lightning protection device is positioned at protection cabinet, binding post is positioned at protection cabinet outer surface and isolates lightning protection device with AC three-phase and is electrically connected, protection cabinet outer surface separately establishes elastic insulated overcoat, uniform at least four connecting screw holes of protection cabinet lower surface, earthing device comprises bus, branch line, positioning both ground block, built-in metal net and strengthening earth terminal, bus at least two, wherein isolate lightning protection device with AC three-phase respectively and binding post is electrically connected for one, the connecting screw hole that another and AC three-phase isolate lightning protection device and protection cabinet is electrically connected, positioning both ground block upper end is connected with connecting screw hole by screw thread, lower end and ground offset, built-in metal net and strengthening earth terminal are all embedded in ground, and be electrically connected by branch line and binding post, wherein built-in metal net to be positioned at immediately below protection cabinet and coaxially to distribute with protection cabinet, strengthening earth terminal at least 4, and it is uniform around protection cabinet axis, strengthening earth terminal and built-in metal net spacing are not less than 10 centimetres.
Further, described protection cabinet inner surface establishes elastic insulating layer, and elastic insulating layer and AC three-phase are isolated lightning protection device and are offseted.
Further, described bus and branch line are litzendraht wire structure.
The utility model structure is simple, installation and adjustment is convenient, flexible and convenient to use, can greatly improve the ground protection performance of lightning protection device, and earthing device separately has good fault-resistant ability and damage-retardation ability, thus effective operation stability and the reliability improving lightning-protection protection unit.
Accompanying drawing explanation
The utility model is described in detail below in conjunction with the drawings and specific embodiments:
Fig. 1 is the utility model structural representation;
Embodiment
The technological means realized for making the utility model, creation characteristic, reaching object and effect is easy to understand, below in conjunction with embodiment, setting forth the utility model further.
The base station distribution lightning protection box of a kind of novel multipoint earthing as described in Figure 1, comprise protection cabinet 1, AC three-phase isolation lightning protection device 2, binding post 3 and earthing device 4, AC three-phase isolation lightning protection device 2 is positioned at protection cabinet 1, binding post 3 is positioned at protection cabinet 1 outer surface and isolates lightning protection device 2 with AC three-phase and is electrically connected, protection cabinet 1 outer surface separately establishes elastic insulated overcoat 5, uniform at least four connecting screw holes 6 of protection cabinet 1 lower surface, earthing device 4 comprises bus 41, branch line 42, positioning both ground block 43, built-in metal net 44 and strengthening earth terminal 45, bus 41 at least two, wherein isolate lightning protection device 2 with AC three-phase respectively and binding post 3 is electrically connected for one, the connecting screw hole 6 that another and AC three-phase isolate lightning protection device 2 and protection cabinet 1 is electrically connected, positioning both ground block 43 upper end is connected with connecting screw hole 6 by screw thread, lower end and ground 7 offset, built-in metal net 44 and strengthening earth terminal 45 are all embedded in ground 7, and be electrically connected by branch line 42 and binding post 3, wherein built-in metal net 44 to be positioned at immediately below protection cabinet 1 and coaxially to distribute with protection cabinet 1, strengthening earth terminal 45 at least 4, and it is uniform around protection cabinet 1 axis, strengthening earth terminal 45 is not less than 10 centimetres with built-in metal net 44 spacing.
In the present embodiment, described protection cabinet 1 inner surface establishes elastic insulating layer 8, and elastic insulating layer 8 and AC three-phase are isolated lightning protection device 2 and are offseted.
In the present embodiment, described bus 41 and branch line 42 are litzendraht wire structure.
The utility model structure is simple, installation and adjustment is convenient, flexible and convenient to use, can greatly improve the ground protection performance of lightning protection device, and earthing device separately has good fault-resistant ability and damage-retardation ability, thus effective operation stability and the reliability improving lightning-protection protection unit.
More than show and describe general principle of the present utility model and principal character and advantage of the present utility model.The technical staff of the industry should understand; the utility model is not restricted to the described embodiments; what describe in above-described embodiment and specification just illustrates principle of the present utility model; under the prerequisite not departing from the utility model spirit and scope; the utility model also has various changes and modifications, and these changes and improvements all fall within the scope of claimed the utility model.The claimed scope of the utility model is defined by appending claims and equivalent thereof.
Claims (3)
1. the base station distribution lightning protection box of a novel multipoint earthing, it is characterized in that: the base station distribution lightning protection box of described novel multipoint earthing comprises protection cabinet, AC three-phase isolation lightning protection device, binding post and earthing device, described AC three-phase isolation lightning protection device is positioned at protection cabinet, described binding post is positioned at protection cabinet outer surface and isolates lightning protection device with AC three-phase and is electrically connected, described protection cabinet outer surface separately establishes elastic insulated overcoat, uniform at least four connecting screw holes of protection cabinet lower surface, described earthing device comprises bus, branch line, positioning both ground block, built-in metal net and strengthening earth terminal, described bus at least two, wherein isolate lightning protection device with AC three-phase respectively and binding post is electrically connected for one, the connecting screw hole that another and AC three-phase isolate lightning protection device and protection cabinet is electrically connected, described positioning both ground block upper end is connected with connecting screw hole by screw thread, lower end and ground offset, described built-in metal net and strengthening earth terminal are all embedded in ground, and be electrically connected by branch line and binding post, wherein said built-in metal net to be positioned at immediately below protection cabinet and coaxially to distribute with protection cabinet, described strengthening earth terminal at least 4, and it is uniform around protection cabinet axis, described strengthening earth terminal and built-in metal net spacing are not less than 10 centimetres.
2. the base station distribution lightning protection box of a kind of novel multipoint earthing according to claim 1, is characterized in that, described protection cabinet inner surface establishes elastic insulating layer, and elastic insulating layer and AC three-phase are isolated lightning protection device and offseted.
3. the base station distribution lightning protection box of a kind of novel multipoint earthing according to claim 1, it is characterized in that, described bus and branch line are litzendraht wire structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521034571.3U CN205211963U (en) | 2015-12-15 | 2015-12-15 | Novel multipoint earthing's basic station distribution lightning prevention box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521034571.3U CN205211963U (en) | 2015-12-15 | 2015-12-15 | Novel multipoint earthing's basic station distribution lightning prevention box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205211963U true CN205211963U (en) | 2016-05-04 |
Family
ID=55849661
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521034571.3U Expired - Fee Related CN205211963U (en) | 2015-12-15 | 2015-12-15 | Novel multipoint earthing's basic station distribution lightning prevention box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205211963U (en) |
-
2015
- 2015-12-15 CN CN201521034571.3U patent/CN205211963U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160504 Termination date: 20181215 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |