CN103996581A - Breaker with overvoltage and undervoltage protection function and automatic reset function - Google Patents
Breaker with overvoltage and undervoltage protection function and automatic reset function Download PDFInfo
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- CN103996581A CN103996581A CN201410233880.7A CN201410233880A CN103996581A CN 103996581 A CN103996581 A CN 103996581A CN 201410233880 A CN201410233880 A CN 201410233880A CN 103996581 A CN103996581 A CN 103996581A
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Abstract
The invention relates to a breaker with an overvoltage and undervoltage protection function and an automatic reset function. The breaker has the functions of overload protection, short circuit protection, overvoltage protection and undervoltage protection. According to the principle, a protection module with the overvoltage and undervoltage protection function and the automatic reset function is additionally arranged on a breaker body with the overload protection function and the short circuit protection function to form a whole; the breaker has the overvoltage and undervoltage fault indication function and circuit faults can be clearly indicated. Overvoltage and undervoltage connection and disconnection are controlled by a magnetic latching relay and the breaker has the advantages of being simple in structure, small in size, capable of being automatically reset and the like.
Description
Technical field
The invention belongs to voltage detecting breaker technical field, relate to a kind of circuit breaker, relate in particular to a kind of while with a kind of circuit breaker with overvoltage/undervoltage protection and auto-reset function of overload, short circuit, overvoltage, under-voltage four kinds of protections.
Background technology
The voltage in past usually can exist because wiring error is applied on 220V circuit by 380V voltage or the unstable overvoltage of power supply causing of electrical network or under voltage, the situation of burning circuit breaker lower end load equipment.Existing circuit breaker is generally only with overload protection and short-circuit protection function; Also some circuit breaker is with overvoltage, under-voltage protection function, but it can not automatically reset after trouble shooting; The circuit breaker of protecting with the overvoltage/undervoltage of Self-resetting can not provide again overload and short-circuit protection.
Therefore, how addressing the above problem, is the content that the present invention will solve.
Summary of the invention
For overcoming above-mentioned deficiency of the prior art; the object of the invention is to provide a kind of small volume, with overload, short circuit, overvoltage, under-voltage protection function; and energy faulty indication, and overvoltage/undervoltage can the automatically reset circuit breaker with overvoltage/undervoltage protection and auto-reset function.
For achieving the above object and other relevant objects, the invention provides a kind of circuit breaker with overvoltage/undervoltage protection and auto-reset function, comprise voltage sampling module, overload protection and short circuit protection module, overvoltage protection and under-voltage protection module; Described overvoltage protection and under-voltage protection module comprise overvoltage protection, under-voltage protection, delay protection and four parts that automatically reset; described overvoltage protection, under-voltage protection, delay protection and this four part that automatically resets are connected in series on electric, described in automatically reset part for magnetic latching relay.
In such scheme, related content is explained as follows:
1, in such scheme, in described overvoltage protection and under-voltage protection module, also correspondence is provided with fault display section, and described fault display section comprises overvoltage malfunction indicator lamp and under-voltage malfunction indicator lamp;
2, in such scheme, described voltage sampling module is voltage sampling wiring board, controls the break-make of magnetic latching relay and controls main line break-make, and automatically reset after voltage recovers normally by voltage sampling wiring board;
3, in such scheme, described overvoltage protection and under-voltage protection module detect after overvoltage or under-voltage signal, and circuit breaker carries out disjunction, and overvoltage malfunction indicator lamp or under-voltage malfunction indicator lamp in overvoltage protection and under-voltage protection module are lighted;
4, in such scheme; described overvoltage protection and under-voltage protection module detect after overvoltage or under-voltage signal; circuit breaker circuit board having built-in is controlled described magnetic latching relay and is cut off the electricity supply after the time delay of setting; when its voltage returns in the range of nominal tension, connection circuit can automatically reset by the circuit board having built-in control magnetic latching relay of circuit breaker after setting time delay.
Operation principle of the present invention: the circuit breaker of structure of the present invention comprises band overload protection and short-circuit protection and band overvoltage protection and under-voltage protection energy auto-reset function.It provides overload protection or short-circuit protection except exceed the amount of specified current settings at electric current after, and overvoltage protection or under-voltage protection can be provided when circuit voltage breaks down.When voltage exceeds the maximum voltage limiting value of its setting in circuit, by its circuit board having built-in, control magnetic latching relay and cut off the electricity supply after the time delay of setting, and its overvoltage malfunction indicator lamp is lighted, indicating circuit overvoltage fault; When its voltage returns in the range of nominal tension, after certain time-delay, can control the magnetic latching relay connection circuit that automatically resets by circuit board having built-in, the malfunction indicator lamp of overvoltage is simultaneously extinguished, and indicating circuit is normal.With lower voltage in should circuit, during to the minimum voltage limiting value of its setting, by its circuit board having built-in, control magnetic latching relay and cut off the electricity supply after the time delay of setting, and its under-voltage malfunction indicator lamp is lighted, fault that indicating circuit is under-voltage; When its voltage returns in the range of nominal tension, after certain time-delay, can control the magnetic latching relay connection circuit that automatically resets by circuit board having built-in, under-voltage malfunction indicator lamp is extinguished simultaneously, and indicating circuit is normal.
Because technique scheme is used, the advantage that the present invention compared with prior art has is:
1, the present invention comprise overload simultaneously, open circuit, overvoltage and under-voltage four kinds of protections, and can Self-resetting when overvoltage/undervoltage, there is small volume, multiple functional, faulty indication, the advantages such as Self-resetting;
2, circuit breaker of the present invention, with overvoltage faulty indication and under-voltage faulty indication, can clearly show overvoltage/undervoltage fault type.
Accompanying drawing explanation
Below in conjunction with accompanying drawing and specific embodiments, the invention will be further described.
Fig. 1 is wiring schematic diagram of the present invention.
Fig. 2 is structural representation of the present invention.
Embodiment
By particular specific embodiment explanation embodiments of the present invention, person skilled in the art scholar can understand other advantages of the present invention and effect easily by the disclosed content of this specification below.
Refer to Fig. 1 to Fig. 2.Notice, appended graphic the illustrated structure of this specification, ratio, size etc., equal contents in order to coordinate specification to disclose only, for person skilled in the art scholar, understand and read, not in order to limit the enforceable qualifications of the present invention, therefore the technical essential meaning of tool not, the adjustment of the modification of any structure, the change of proportionate relationship or size, not affecting under the effect that the present invention can produce and the object that can reach, all should still drop on disclosed technology contents and obtain in the scope that can contain.Simultaneously, in this specification, quote as " on ", the term of D score, " left side ", " right side ", " centre " and " " etc., also only for ease of understanding of narrating, but not in order to limit the enforceable scope of the present invention, the change of its relativeness or adjustment, under without essence change technology contents, when being also considered as the enforceable category of the present invention.
As shown in Figure 1 to Figure 2, a kind of circuit breaker with overvoltage/undervoltage protection and auto-reset function, comprises voltage sampling module (not shown), overload protection and short circuit protection module 1, overvoltage protection and under-voltage protection module 2; Described overvoltage protection and under-voltage protection module 2 comprise overvoltage protection, under-voltage protection, delay protection and four parts that automatically reset; described overvoltage protection, under-voltage protection, delay protection and this four part that automatically resets are connected in series on electric, described in automatically reset part for magnetic latching relay.
In described overvoltage protection and under-voltage protection module 2, also correspondence is provided with fault display section, and described fault display section comprises overvoltage malfunction indicator lamp 3 and under-voltage malfunction indicator lamp 4; Can clearly show overvoltage/undervoltage fault type.
Described voltage sampling module is voltage sampling wiring board, controls the break-make of magnetic latching relay and controls main line break-make, and automatically reset after voltage recovers normally by voltage sampling wiring board.
Described overvoltage protection and under-voltage protection module 2 detect after overvoltage or under-voltage signal, and circuit breaker carries out disjunction, and overvoltage malfunction indicator lamp 3 or under-voltage malfunction indicator lamp 4 in overvoltage protection and under-voltage protection module are lighted.
Described overvoltage protection and under-voltage protection module detect after overvoltage or under-voltage signal; circuit breaker circuit board having built-in is controlled described magnetic latching relay and is cut off the electricity supply after the time delay of setting; when its voltage returns in the range of nominal tension, connection circuit can automatically reset by the circuit board having built-in control magnetic latching relay of circuit breaker after setting time delay.
This circuit breaker comprises band overload protection and short-circuit protection and band overvoltage protection and under-voltage protection energy auto-reset function.It provides overload protection or short-circuit protection except exceed the amount of specified current settings at electric current after, and overvoltage protection or under-voltage protection can be provided when circuit voltage breaks down.When voltage exceeds the maximum voltage limiting value of its setting in circuit, by its circuit board having built-in, control magnetic latching relay and cut off the electricity supply after the time delay of setting, and its overvoltage malfunction indicator lamp is lighted, indicating circuit overvoltage fault; When its voltage returns in the range of nominal tension, after certain time-delay, can control the magnetic latching relay connection circuit that automatically resets by circuit board having built-in, the malfunction indicator lamp of overvoltage is simultaneously extinguished, and indicating circuit is normal.With lower voltage in should circuit, during to the minimum voltage limiting value of its setting, by its circuit board having built-in, control magnetic latching relay and cut off the electricity supply after the time delay of setting, and its under-voltage malfunction indicator lamp is lighted, fault that indicating circuit is under-voltage; When its voltage returns in the range of nominal tension, after certain time-delay, can control the magnetic latching relay connection circuit that automatically resets by circuit board having built-in, under-voltage malfunction indicator lamp is extinguished simultaneously, and indicating circuit is normal.
Above-described embodiment is illustrative principle of the present invention and effect thereof only, but not for limiting the present invention.Any person skilled in the art scholar all can, under spirit of the present invention and category, modify or change above-described embodiment.Therefore, such as in affiliated technical field, have and conventionally know that the knowledgeable, not departing from all equivalence modifications that complete under disclosed spirit and technological thought or changing, must be contained by claim of the present invention.
Claims (5)
1. with a circuit breaker for overvoltage/undervoltage protection and auto-reset function, comprise voltage sampling module, overload protection and short circuit protection module, overvoltage protection and under-voltage protection module; It is characterized in that: described overvoltage protection and under-voltage protection module comprise overvoltage protection, under-voltage protection, delay protection and four parts that automatically reset; described overvoltage protection, under-voltage protection, delay protection and this four part that automatically resets are connected in series on electric, described in automatically reset part for magnetic latching relay.
2. the circuit breaker with overvoltage/undervoltage protection and auto-reset function according to claim 1; it is characterized in that: in described overvoltage protection and under-voltage protection module, also correspondence is provided with fault display section, and described fault display section comprises overvoltage malfunction indicator lamp and under-voltage malfunction indicator lamp.
3. the circuit breaker with overvoltage/undervoltage protection and auto-reset function according to claim 1; it is characterized in that: described voltage sampling module is voltage sampling wiring board; by voltage sampling wiring board, control the break-make of magnetic latching relay and control main line break-make, and automatically reset after voltage recovers normally.
4. the circuit breaker with overvoltage/undervoltage protection and auto-reset function according to claim 2; it is characterized in that: described overvoltage protection and under-voltage protection module detect after overvoltage or under-voltage signal; circuit breaker carries out disjunction, and overvoltage malfunction indicator lamp or under-voltage malfunction indicator lamp in overvoltage protection and under-voltage protection module are lighted.
5. the circuit breaker with overvoltage/undervoltage protection and auto-reset function according to claim 1; it is characterized in that: described overvoltage protection and under-voltage protection module detect after overvoltage or under-voltage signal; circuit breaker circuit board having built-in is controlled described magnetic latching relay and is cut off the electricity supply after the time delay of setting; when its voltage returns in the range of nominal tension, connection circuit can automatically reset by the circuit board having built-in control magnetic latching relay of circuit breaker after setting time delay.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410233880.7A CN103996581A (en) | 2014-05-29 | 2014-05-29 | Breaker with overvoltage and undervoltage protection function and automatic reset function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410233880.7A CN103996581A (en) | 2014-05-29 | 2014-05-29 | Breaker with overvoltage and undervoltage protection function and automatic reset function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103996581A true CN103996581A (en) | 2014-08-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410233880.7A Pending CN103996581A (en) | 2014-05-29 | 2014-05-29 | Breaker with overvoltage and undervoltage protection function and automatic reset function |
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| Country | Link |
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| CN (1) | CN103996581A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105140079A (en) * | 2015-09-18 | 2015-12-09 | 乐清市一锦电子有限公司 | Self-recovery overvoltage/undervoltage protector with isolation function |
| CN107749610A (en) * | 2017-10-23 | 2018-03-02 | 湖北霞光电力设备有限公司 | A kind of high-low pressure and with the breaker of intelligent alarm |
| CN113078891A (en) * | 2021-03-29 | 2021-07-06 | 宝信软件(武汉)有限公司 | Method and system for automatically resetting fault alarm of power regulator in silicon steel plant |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20050280971A1 (en) * | 2004-06-18 | 2005-12-22 | Schneider Electric Industries Sas | Voltage surge protection device |
| CN201655719U (en) * | 2009-07-27 | 2010-11-24 | Abb新会低压开关有限公司 | Over/under voltage protection circuit breaker |
| CN102623269A (en) * | 2012-04-13 | 2012-08-01 | 江苏辉能电气有限公司 | Electric leakage breaker capable of adjusting electric leakage parameters automatically and conducting low-voltage protection |
| CN203931986U (en) * | 2014-05-29 | 2014-11-05 | 云南追梦科技有限公司 | With the circuit breaker of overvoltage/undervoltage protection and auto-reset function |
-
2014
- 2014-05-29 CN CN201410233880.7A patent/CN103996581A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20050280971A1 (en) * | 2004-06-18 | 2005-12-22 | Schneider Electric Industries Sas | Voltage surge protection device |
| CN201655719U (en) * | 2009-07-27 | 2010-11-24 | Abb新会低压开关有限公司 | Over/under voltage protection circuit breaker |
| CN102623269A (en) * | 2012-04-13 | 2012-08-01 | 江苏辉能电气有限公司 | Electric leakage breaker capable of adjusting electric leakage parameters automatically and conducting low-voltage protection |
| CN203931986U (en) * | 2014-05-29 | 2014-11-05 | 云南追梦科技有限公司 | With the circuit breaker of overvoltage/undervoltage protection and auto-reset function |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105140079A (en) * | 2015-09-18 | 2015-12-09 | 乐清市一锦电子有限公司 | Self-recovery overvoltage/undervoltage protector with isolation function |
| CN107749610A (en) * | 2017-10-23 | 2018-03-02 | 湖北霞光电力设备有限公司 | A kind of high-low pressure and with the breaker of intelligent alarm |
| CN113078891A (en) * | 2021-03-29 | 2021-07-06 | 宝信软件(武汉)有限公司 | Method and system for automatically resetting fault alarm of power regulator in silicon steel plant |
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Application publication date: 20140820 |