CN204012534U - Lighning proof type road lamp wiring box - Google Patents
Lighning proof type road lamp wiring box Download PDFInfo
- Publication number
- CN204012534U CN204012534U CN201420143676.1U CN201420143676U CN204012534U CN 204012534 U CN204012534 U CN 204012534U CN 201420143676 U CN201420143676 U CN 201420143676U CN 204012534 U CN204012534 U CN 204012534U
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- CN
- China
- Prior art keywords
- terminal box
- road lamp
- described terminal
- proof type
- type road
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- Expired - Fee Related
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- Circuit Arrangement For Electric Light Sources In General (AREA)
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
Abstract
The utility model discloses a kind of lighning proof type street lamp wire connection box device, this terminal box is applicable to adapt to the reliability service as the street lighting equipment of core such as all kinds of ballasts that form taking Power Electronic Circuit, LED illumination main power source, Based Intelligent Control, particularly for the anti-lightning strike tender subject of electronic product, the utility model increases by innovative design the problem that thunder brings more than the circuit that street lamp Special lightning protection device solves surge and thunderbolt generation in public lighting circuit according to the actual functional need of industry and the street lamp application situation of installing.This EKM2035-A type street lamp lightning protection special junction box, inside possesses guide tracked midget fuse and the lightning protection device of increase with Indication of Losing Efficacy, makes maintenance, maintenance, fault judgement that rapid and simple means are provided.This product also possesses the seal approach such as protection against the tide, anti-small worm enter, and possesses mains side direction sign, input power phase look clear, for scene investigation fault brings convenience in bus statements based on collusion joint.
Description
Technical field:
The utility model relates to street lamp wire connection with street lamp special junction box field, is specifically related to the inner lightning protection properties that increases of road lamp wiring box with the safe handling of protection light fixture.
Background technology
At present, known general road lamp wiring box only has wiring and common overcurrent protection function, and internal structure is generally common fuse and binding post two parts, does not have surge protection function.And street lamp installation track laying is long, and for outdoor environment, the voltage in circuit floats larger, and especially thunder and lightning is very huge for the impact of public lighting circuit, and the remaining thunder of super-strength circuit can cause large area light fixture to damage.In general road lamp cap, do not there is lightning protection or surge protection function yet.Road lamp cap installation site is conventionally higher, once breakdown maintenance is very inconvenient.The street lamp terminal connection device of especially subsidiary electric ballast, driver and single lamp monitoring module.When line surge is excessive, electron rectifier formula and LED formula street lamp are compared more easily and are damaged.
Utility model content:
Do not possess the deficiency of surge protection function in order to overcome existing terminal box product, the utility model is for a kind of lighning proof type road lamp wiring box.This terminal box is suitable for and is loaded on street lamp post access door inner side, for the protection of light fixture for thunder or surge release function more than circuit.
The utility model solves the technical scheme that its technical problem adopts:
A kind of lighning proof type road lamp wiring box, comprises terminal box base, and described terminal box base middle part is fixed with street lamp Special lightning protection apparatus by guide rails assembling, and described lightning protection device device upper surface is provided with the red green indicating device with Indication of Losing Efficacy function.
As further improvement of the utility model, described terminal box base can combine with terminal box waterproof upper cover and form a terminal box cavity for the protection of internal component.
As further improvement of the utility model, described terminal box base top has been screwed pedestal or guide rail, on described pedestal or guide rail, fuse is installed, the corresponding fuse of the inner Matching installation of described fuse.
As further improvement of the utility model, described terminal box base bottom is provided with four binding post holders by connected structure and screw fixed structure, and the U-shaped copper tip of 4 cover is equipped with in described binding post holder inside.
As further improvement of the utility model, described U-shaped copper tip connectable light tool draws line terminals, has two screw fixing holes on each U-shaped copper tip.
As further improvement of the utility model, described terminal box base top is provided with circular port, and described circular port is fixed on light pole cavity wall by hung bolt.
As further improvement of the utility model, the installation site of the described fuse of installing on corresponding described terminal box base, in described terminal box waterproof, cover and have circular port, and in described terminal box waterproof, cover a transparent square PC outer cover is housed, described outer cover is provided with draw-in groove, and described draw-in groove is closely connected with the oral area of described terminal box waterproof upper cover.
As further improvement of the utility model, described terminal box base side has earth terminal, and this earth terminal is installed on the circular hole wall of opening terminal box base side, and indicates ground connection sign.
As further improvement of the utility model, described terminal box base and described terminal box waterproof upper cover have bottom a twice holddown groove, be fixed with flame-retardant sponge retainer plate by viscose mode, the material of described flame-retardant sponge retainer plate is high standard flame-retardant sponge material, and described flame-retardant sponge retainer plate has hollow round hole.
As further improvement of the utility model, the top of described terminal box base and described terminal box waterproof upper cover has two semi-circular hole, and upper and lower covers merging can form just round, and the incoming seal circle of black, quality of rubber materials is installed in circular port.
The beneficial effects of the utility model are: the utility model has acted on the various functions of conventional road lamp terminal box; also for the street lamp being arranged on the roads such as field, spacious region, overhead, bridge; common mode and the differential mode high-voltage pulse energy of position producing because of induction thunder, conduction thunder and switching overvoltage absorbs (nS level, more than 10KA) lightning protection electric current and surge protection successful enough fast, for road lamp electric device power supply (DPS) side has increased one-level safeguard procedures.
Brief description of the drawings:
Fig. 1 a is the circuit theory diagrams that the utility model is applicable to a bar one lamp formula road lamp wiring box;
Fig. 1 b be the utility model be applicable to bar two lamp formula road lamp wiring boxes circuit theory diagrams;
Fig. 1 c be the utility model be applicable to bar three lamp formula road lamp wiring boxes circuit theory diagrams;
Fig. 2 is product superstructure schematic diagram;
Fig. 3 is product lower cover structure schematic diagram.
By reference to the accompanying drawings, be explained as follows:
1---fuse 2---U-shaped copper cable binding post
3---lightning protection device device 4---earth terminal
5---light fixture draws line terminals 7---terminal box waterproof upper cover
8---terminal box base 9---flame-retardant sponge retainer plate
10---incoming seal circle
Embodiment:
Below in conjunction with accompanying drawing.By describing a preferably instantiation in detail, the utility model is further elaborated.
As shown in Fig. 1 a, Fig. 1 b, Fig. 1 c, Fig. 2 and Fig. 3, a kind of lighning proof type road lamp wiring box, comprise terminal box base 8, described terminal box base middle part is fixed with street lamp Special lightning protection apparatus 3 by guide rails assembling, and described lightning protection device device upper surface is provided with the red green indicating device with Indication of Losing Efficacy function.Like this, road lamp wiring box, by newly-increased a kind of street lamp Special lightning-protection apparatus 3, can make road lamp wiring box have surge protection function, and red green indicating device is for Indication of Losing Efficacy function.
Preferably, described terminal box base 8 can combine with terminal box waterproof upper cover 7 and form a terminal box cavity for the protection of internal component.
Preferably, described terminal box base 8 tops have been screwed pedestal or guide rail, and fuse 1 is installed on described pedestal or guide rail, the corresponding fuse of the inner Matching installation of described fuse.
Preferably, described terminal box base 8 bottoms are provided with four binding post holders by connected structure and screw fixed structure, and the U-shaped copper tip 2 of 4 cover is equipped with in described binding post holder inside.
Preferably, described U-shaped copper tip 2 connectable light tools draw line terminals 5, on each U-shaped copper tip 2, have two screw fixing holes.Can be by specific alloy materials processing when U-shaped copper cable binding post is specifically implemented, thickening design, has strong electric conductivity and Corrosion Protection.
Preferably, described terminal box base 8 tops are provided with circular port, and described circular port is fixed on light pole cavity wall by hung bolt.
Preferably, the installation site of the described fuse 1 of installing on corresponding described terminal box base 8, on described terminal box waterproof upper cover 7, have circular port, and a transparent square PC outer cover is housed on described terminal box waterproof upper cover 7, described outer cover is provided with draw-in groove, and described draw-in groove is closely connected with the oral area of described terminal box waterproof upper cover.Like this, can ensure that terminal box inner chamber is airtight, prevent that splash water from entering.
Preferably, described terminal box base 8 sides have earth terminal 4, and this earth terminal is installed on the circular hole wall of opening terminal box base 8 sides, and indicates ground connection sign.
Preferably, described terminal box base 8 and described terminal box waterproof upper cover 7 have bottom a twice holddown groove, be fixed with flame-retardant sponge retainer plate 9 by viscose mode, the material of described flame-retardant sponge retainer plate is high standard flame-retardant sponge material, and described flame-retardant sponge retainer plate has hollow round hole.Flame-retardant sponge retainer plate is filled in cable turnover space, to prevent that mosquito or dust from entering electrical equipment inner chamber.
Preferably, the top of described terminal box base 8 and described terminal box waterproof upper cover 7 has two semi-circular hole, and upper and lower covers merging can form just round, and the incoming seal circle 10 of black, quality of rubber materials is installed in circular port.
The utility model lighning proof type road lamp wiring box has been continued to use external appearance characteristic and the basic structure of conventional road lamp terminal box, mainly formed on this basis by terminal box drain pan, terminal box waterproof upper cover, fuse fixed pedestal or guide rail, fuse, binding post holder, U-shaped copper tip, earth terminal and flame-retardant sponge retainer plate etc., increase and designed guide rail and guide tracked street lamp Special lightning protection apparatus.Keep the various functions of conventional electrical connectors; also for the street lamp being arranged on the roads such as field, spacious region, overhead, bridge; common mode and the differential mode high-voltage pulse energy of position producing because of induction thunder, conduction thunder and switching overvoltage absorbs (ns level, more than 10KA) lightning protection electric current and surge protection successful enough fast, for road lamp electric device power supply (DPS) has increased one-level safeguard procedures.
This utility model internal structure is brief, reliable, highly versatile.Applicable to bar one lamp to three lamp, copper or aluminium cable are all accessible, and binding post is by specific alloy materials processing, its electric conductivity and Corrosion Protection excellence.The interior protection module convenient disassembly of box also has Indication of Losing Efficacy, if lightning-protection module damages inefficacy after several surge flows through impacting with high pressure, actual effect indicating mechanism excises fault point automatically, does not affect light fixture and normally moves.
This utility model adopts 3KYM2 surge protector; can be used for exchanging 50Hz; rated voltage is in 230V and following circuit, the strong electric equipment of voltage sensitivity, electronic equipment and other equipment are played instantaneous overvoltage protection and absorbs surge current; be specially adapted to the lightning protection of the electronic circuits such as the power supply driver of electric ballast in public lighting system, LED street lamp, to improve its useful life and reliability.
The built-in lightning protection device volume of this utility model is little, has Indication of Losing Efficacy function, under normal circumstances, in window, is shown as " green ", as being shown as " redness " in window, represents that product lost efficacy, and needs to change.Lightning protection device is guide rail installation type, and it is convenient to install, exchange.
The utility model product casing adopts through the PC/ABS of special processing material, has insulation, tough and tensile, waterproof, high temperature resistant, aging-resistant characteristic.Except built-in lightning-protection module, also reserved external single lamp monitoring module and earth connection terminal, makes installation and maintenance work more convenient, freely.Product, according to modularized design, is focused on insulation and the creepage distance of binding post place position in storehouse, safe and reliable.Sealing grade reaches IP43, can use more than 20 years within the scope of to+55 degrees Celsius in ambient temperature-10.Except line, inner-box device and line all complete in factory, and wiring colour code standard is unified.On-the-spot install convenient, after the instruction of incoming call side can be set as requested.
This utility model product is tested, is identified through professional testing agency of country: EKM2035-A lighning proof type street lamp special junction box indices all meets national standard, is used in batches all kinds of road lighting circuits.
Lightning protection device specification table:
Terminal box specification table:
| Brand | State's cable intelligence | The place of production | Shanghai |
| Model | EKM2035-A | Purposes | The lightning protection of street lamp Special wiring |
| Color | Blue | Specification | 290*89*93.5mm |
| Degree of protection | II level | Integral sealing grade | IP43 |
| Flame retardant rating | VO | Lightning protection grade | D level |
The utility model uses and need to have several modes of connection according to difference, below explain the mode of connection and the operation principle thereof of bar three lamp formulas: line connection is that power network line cable inlet wire is connected with U-shaped copper cable binding post 2, circuital current draws upper line terminals 5 through other end light fixture and picks out, use 2.5 squares of wires, the secundum legem mode of connection and the wiring of wiring color assignment according to standard.Directly be connected with fuse 1 with yellowish green red trichromatism respectively according to principle A B C three-phase, access arrester device in parallel 3 circuits simultaneously, the fuse other end occurs drawing and in terminal box, connects light fixture, and three lamp formula terminal boxes should be drawn 3 wires and be connected respectively 3 light fixtures through incoming seal circle 10.The wire that the while fuse other end is drawn the corresponding phase look of A/B/C tri-is connected with lightning arrester 3A/B/C corresponding aperture position.The U-shaped copper cable binding post 2 of N phase in light fixture zero line telegram in reply thereto in parallel, N separately has one to draw wiring and be directly connected with lightning protection device device 3 mutually.
This terminal box is arranged between street lamp power transmission network and bulb, has 4 cable connection posts.Its design advantage is with lightning protection function, and while normally use, terminal box internal wiring is normally worked, and fuse situation is normal.When circuit produces surge or thunderbolt occurs while producing more than circuit thunder situation; Special lightning protection device work in terminal box; sustainable release 7.5kA (s) electric current of 8/20 μ; (8/20 μ s) for its maximum discharge current: 15kA; voltage protection level: 1.2kV, response time < 25ns.When line surge or remaining thunder during higher than maximum standard lightning protection device may be punctured and cause losing efficacy by electric current.Built-in lightning arrester has Indication of Losing Efficacy function, and window is shown as " green " under normal circumstances, as window is shown as " redness ", represents that product lost efficacy, and needs to change.Environment for use supply voltage must not exceed maximum Uc, and height above sea level must not exceed 2000m, and normal environment for use is-25 DEG C+70 DEG C; Storage temperature is-40 DEG C+70 DEG C.
To sum up; the utility model has acted on the various functions of conventional road lamp terminal box; also for the street lamp being arranged on the roads such as field, spacious region, overhead, bridge; common mode and the differential mode high-voltage pulse energy of position producing because of induction thunder, conduction thunder and switching overvoltage absorbs (nS level, more than 10KA) lightning protection electric current and surge protection successful enough fast, for road lamp electric device power supply (DPS) side has increased one-level safeguard procedures.
Claims (10)
1. a lighning proof type road lamp wiring box, comprise terminal box base (8), it is characterized in that: described terminal box base middle part is fixed with street lamp Special lightning protection apparatus (3) by guide rails assembling, and described lightning protection device device upper surface is provided with the red green indicating device with Indication of Losing Efficacy function.
2. lighning proof type road lamp wiring box as claimed in claim 1, is characterized in that: described terminal box base (8) can combine with terminal box waterproof upper cover (7) and form a terminal box cavity for the protection of internal component.
3. lighning proof type road lamp wiring box as claimed in claim 2, it is characterized in that: described terminal box base (8) top has been screwed pedestal or guide rail, fuse (1) is installed, the corresponding fuse of the inner Matching installation of described fuse on described pedestal or guide rail.
4. lighning proof type road lamp wiring box as claimed in claim 3, it is characterized in that: described terminal box base (8) bottom is provided with four binding post holders by connected structure and screw fixed structure, the U-shaped copper tip of 4 cover (2) is equipped with in described binding post holder inside.
5. lighning proof type road lamp wiring box as claimed in claim 4, it is characterized in that: described U-shaped copper tip (2) connectable light tool draws line terminals (5), on each U-shaped copper tip (2), have two screw fixing holes.
6. lighning proof type road lamp wiring box as claimed in claim 5, is characterized in that: described terminal box base (8) top is provided with circular port, and described circular port is fixed on light pole cavity wall by hung bolt.
7. lighning proof type road lamp wiring box as claimed in claim 6, it is characterized in that: the installation site of the upper described fuse (1) of installing of corresponding described terminal box base (8), on described terminal box waterproof upper cover (7), have circular port, and a transparent square PC outer cover is housed on described terminal box waterproof upper cover (7), described outer cover is provided with draw-in groove, and described draw-in groove is closely connected with the oral area of described terminal box waterproof upper cover.
8. lighning proof type road lamp wiring box as claimed in claim 7, it is characterized in that: described terminal box base (8) side has earth terminal (4), this earth terminal is installed on the circular hole wall of opening terminal box base (8) side, and indicates ground connection sign.
9. lighning proof type road lamp wiring box as claimed in claim 8, it is characterized in that: described terminal box base (8) and described terminal box waterproof upper cover (7) have bottom a twice holddown groove, be fixed with flame-retardant sponge retainer plate (9) by viscose mode, the material of described flame-retardant sponge retainer plate is high standard flame-retardant sponge material, and described flame-retardant sponge retainer plate has hollow round hole.
10. lighning proof type road lamp wiring box as claimed in claim 8, it is characterized in that: the top of described terminal box base (8) and described terminal box waterproof upper cover (7) has two semi-circular hole, upper and lower covers merging can form just round, and the incoming seal circle (10) of black, quality of rubber materials is installed in circular port.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420143676.1U CN204012534U (en) | 2014-03-27 | 2014-03-27 | Lighning proof type road lamp wiring box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420143676.1U CN204012534U (en) | 2014-03-27 | 2014-03-27 | Lighning proof type road lamp wiring box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204012534U true CN204012534U (en) | 2014-12-10 |
Family
ID=52052477
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420143676.1U Expired - Fee Related CN204012534U (en) | 2014-03-27 | 2014-03-27 | Lighning proof type road lamp wiring box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204012534U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109031442A (en) * | 2018-09-11 | 2018-12-18 | 公安部第研究所 | A kind of free-standing waterproof radioactive detector gate |
-
2014
- 2014-03-27 CN CN201420143676.1U patent/CN204012534U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109031442A (en) * | 2018-09-11 | 2018-12-18 | 公安部第研究所 | A kind of free-standing waterproof radioactive detector gate |
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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: 20141210 Termination date: 20150327 |
|
| EXPY | Termination of patent right or utility model |