CN204189696U - A kind of electronic isolated intelligent fuse - Google Patents
A kind of electronic isolated intelligent fuse Download PDFInfo
- Publication number
- CN204189696U CN204189696U CN201420460765.9U CN201420460765U CN204189696U CN 204189696 U CN204189696 U CN 204189696U CN 201420460765 U CN201420460765 U CN 201420460765U CN 204189696 U CN204189696 U CN 204189696U
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- box body
- electronic
- lamp
- intelligent fuse
- display screen
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Abstract
The utility model discloses a kind of electronic isolated intelligent fuse, on the bottom end cover that described four access terminals and four lead-out terminals lay respectively at box body and upper end cover, described transparent box cover passes through two hinge on box body, and realize the closed of transparent box cover and box body by two magnetic patch that correspondence is arranged on box body and transparent box cover, the front housing of described box body is provided with display screen, mains switch, louvre and reset key, is provided with internal circuit board in described box body.This electronic isolated intelligent fuse, adopts vacuum circuit-breaker unit, electronic thruster combines, and is a kind of convenient and reliable, the vacuum circuit-breaker unit that interchangeability is strong; Electronic thruster can realize the function of electric isolating switch simultaneously; Communication unit is that PLC or DSP control system according to distant signal, after circuit breaker disconnects, can control electronic thruster by the extrapolation of breaker unit entirety, make conductive plug separately, realize the function of electronic isolation.
Description
Technical field
The utility model relates to fuse technologies field, is specially a kind of electronic isolated intelligent fuse.
Background technology
Fuse one simply effective protective device.Mainly play short-circuit protection effect in circuit.The circuit breaker device core of current domestic production, without electronic isolation disjunction mechanism, needs disjunction manually.Circuit breaker needs entirety to change after damaging, comparatively heavy, cannot quick-replaceable, and interchangeability is poor, and for this reason, we propose a kind of electronic isolated intelligent fuse.
Summary of the invention
The purpose of this utility model is to provide a kind of electronic isolated intelligent fuse, to solve the problem proposed in above-mentioned background technology.
For achieving the above object, the utility model provides following technical scheme: a kind of electronic isolated intelligent fuse, comprise box body, transparent box cover, four access terminals, four lead-out terminals, display screen, mains switch, louvre, reset key, magnetic patch and internal circuit board, on the bottom end cover that described four access terminals and four lead-out terminals lay respectively at box body and upper end cover, described transparent box cover passes through two hinge on box body, and realize the closed of transparent box cover and box body by two magnetic patch that correspondence is arranged on box body and transparent box cover, the front housing of described box body is provided with display screen, mains switch, louvre and reset key, internal circuit board is provided with in described box body.
Preferably, described display screen is provided with overvoltage lamp, under-voltage lamp, normal lamp, electric leakage lamp and overload lamp from top to bottom successively.
Preferably, described internal circuit board comprises AC power, controller, communication unit, driving power protector, relay, electronic thruster and display, described AC power input access controller, controller comprises microprocessor, vaccum circuit protected location, current-limiting resistor, current transformer and zero sequence current mutual inductor, described vaccum circuit protected location, current-limiting resistor, current transformer and zero sequence current mutual inductor all input access microprocessor, microprocessor inputs incoming communication unit and display respectively, described display and display screen are electrically connected, described communication unit and driving power protector are bi-directionally connected, driving power protector output cut-in relay, relay output end accesses electronic thruster.
Preferably, described driving power protector is connected with transformer.
Compared with prior art, the beneficial effects of the utility model are: this electronic isolated intelligent fuse, adopt vacuum circuit-breaker unit, electronic thruster combines, and is a kind of convenient and reliable, the vacuum circuit-breaker unit that interchangeability is strong; Electronic thruster can realize the function of electric isolating switch simultaneously; Communication unit is that PLC or DSP control system according to distant signal, after circuit breaker disconnects, can control electronic thruster by the extrapolation of breaker unit entirety, make conductive plug separately, realize the function of electronic isolation.
Accompanying drawing explanation
Fig. 1 is the utility model structural representation;
Fig. 2 is the theory diagram of internal circuit board circuit of the present utility model.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, be clearly and completely described the technical scheme in the utility model embodiment, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
Refer to Fig. 1, the utility model provides a kind of technical scheme: a kind of electronic isolated intelligent fuse, comprise box body 01, transparent box cover 02, four access terminals 03, four lead-out terminals 04, display screen 05, mains switch 06, louvre 07, reset key 08, magnetic patch 09 and internal circuit board, on the bottom end cover that described four access terminals 03 and four lead-out terminals 04 lay respectively at box body 01 and upper end cover, described transparent box cover 02 passes through two hinge on box body 01, and realize the closed of transparent box cover 02 and box body 01 by two magnetic patch 09 that correspondence is arranged on box body 01 and transparent box cover 02, the front housing of described box body 01 is provided with display screen 05, mains switch 06, louvre 07 and reset key 08, described display screen 05 is provided with overvoltage lamp from top to bottom successively, under-voltage lamp, normal lamp, electric leakage lamp and overload lamp, internal circuit board is provided with in described box body 01.
Please refer to the theory diagram 2 of internal circuit board circuit, internal circuit board comprises AC power 1, controller 2, communication unit 3, driving power protector 4, relay 5, electronic thruster 6 and display 7, described AC power 1 inputs access controller 2, and controller 2 comprises microprocessor 21, vaccum circuit protected location 22, current-limiting resistor 23, current transformer 24 and zero sequence current mutual inductor 25, described vaccum circuit protected location 22, current-limiting resistor 23, current transformer 24 and zero sequence current mutual inductor 25 all input access microprocessor 21, microprocessor 21 inputs incoming communication unit 3 and display 7 respectively, described display 7 is electrically connected with display screen 05, described communication unit 3 is bi-directionally connected with driving power protector 4, driving power protector 4 output cut-in relay 5, relay 5 output accesses electronic thruster 6, and described driving power protector 4 is connected with transformer, vacuum circuit-breaker protected location 22, electronic thruster 4 combines, and is a kind of convenient, reliably, and the vacuum circuit-breaker protected location 22 that interchangeability is strong, electronic thruster can realize the function of electric isolating switch simultaneously, communication unit 3 is that PLC or DSP control system according to distant signal, after circuit breaker disconnects, can control electronic thruster 4 by the extrapolation of breaker unit entirety, make conductive plug separately, realize the function of electronic isolation.
To those skilled in the art, obvious the utility model is not limited to the details of above-mentioned one exemplary embodiment, and when not deviating from spirit of the present utility model or essential characteristic, can realize the utility model in other specific forms.Therefore, no matter from which point, all should embodiment be regarded as exemplary, and be nonrestrictive, scope of the present utility model is limited by claims instead of above-mentioned explanation, and all changes be therefore intended in the implication of the equivalency by dropping on claim and scope are included in the utility model.Any Reference numeral in claim should be considered as the claim involved by limiting.
In addition, be to be understood that, although this specification is described according to execution mode, but not each execution mode only comprises an independently technical scheme, this narrating mode of specification is only for clarity sake, those skilled in the art should by specification integrally, and the technical scheme in each embodiment also through appropriately combined, can form other execution modes that it will be appreciated by those skilled in the art that.
Claims (4)
1. an electronic isolated intelligent fuse, comprise box body, transparent box cover, four access terminals, four lead-out terminals, display screen, mains switch, louvre, reset key, magnetic patch and internal circuit board, it is characterized in that: on the bottom end cover that described four access terminals and four lead-out terminals lay respectively at box body and upper end cover, described transparent box cover passes through two hinge on box body, and realize the closed of transparent box cover and box body by two magnetic patch that correspondence is arranged on box body and transparent box cover, the front housing of described box body is provided with display screen, mains switch, louvre and reset key, internal circuit board is provided with in described box body.
2. the electronic isolated intelligent fuse of one according to claim 1, is characterized in that: described display screen is provided with overvoltage lamp, under-voltage lamp, normal lamp, electric leakage lamp and overload lamp from top to bottom successively.
3. the electronic isolated intelligent fuse of one according to claim 1, it is characterized in that: described internal circuit board comprises AC power, controller, communication unit, driving power protector, relay, electronic thruster and display, described AC power input access controller, controller comprises microprocessor, vaccum circuit protected location, current-limiting resistor, current transformer and zero sequence current mutual inductor, described vaccum circuit protected location, current-limiting resistor, current transformer and zero sequence current mutual inductor all input access microprocessor, microprocessor inputs incoming communication unit and display respectively, described display and display screen are electrically connected, described communication unit and driving power protector are bi-directionally connected, driving power protector output cut-in relay, relay output end accesses electronic thruster.
4. the electronic isolated intelligent fuse of one according to claim 3, is characterized in that: described driving power protector is connected with transformer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420460765.9U CN204189696U (en) | 2014-08-14 | 2014-08-14 | A kind of electronic isolated intelligent fuse |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420460765.9U CN204189696U (en) | 2014-08-14 | 2014-08-14 | A kind of electronic isolated intelligent fuse |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204189696U true CN204189696U (en) | 2015-03-04 |
Family
ID=52621673
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420460765.9U Expired - Fee Related CN204189696U (en) | 2014-08-14 | 2014-08-14 | A kind of electronic isolated intelligent fuse |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204189696U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105047501A (en) * | 2015-06-16 | 2015-11-11 | 国网安徽省电力公司阜阳供电公司 | Intelligent fuse |
| CN105118726A (en) * | 2015-08-26 | 2015-12-02 | 芜湖市凯鑫避雷器有限责任公司 | Fuse type isolation switch system |
-
2014
- 2014-08-14 CN CN201420460765.9U patent/CN204189696U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105047501A (en) * | 2015-06-16 | 2015-11-11 | 国网安徽省电力公司阜阳供电公司 | Intelligent fuse |
| CN105118726A (en) * | 2015-08-26 | 2015-12-02 | 芜湖市凯鑫避雷器有限责任公司 | Fuse type isolation switch system |
| CN105118726B (en) * | 2015-08-26 | 2019-04-05 | 芜湖市凯鑫避雷器有限责任公司 | Fuse disconnecting switch system |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150304 Termination date: 20170814 |