CN202917961U - Self-recovery type over-voltage and under-voltage protection circuit breaker - Google Patents
Self-recovery type over-voltage and under-voltage protection circuit breaker Download PDFInfo
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- CN202917961U CN202917961U CN2012206293040U CN201220629304U CN202917961U CN 202917961 U CN202917961 U CN 202917961U CN 2012206293040 U CN2012206293040 U CN 2012206293040U CN 201220629304 U CN201220629304 U CN 201220629304U CN 202917961 U CN202917961 U CN 202917961U
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Abstract
The utility model discloses a self-recovery type over-voltage and under-voltage protection circuit breaker. The self-recovery type over-voltage and under-voltage protection circuit breaker comprises a box body and a miniature circuit breaker arranged in the box body. The self-recovery type over-voltage and under-voltage protection circuit breaker further comprises the following components of: an over-voltage and under-voltage monitoring module connected with a signal control module; the signal control module connected with a machinery manipulation and control module; an operating rod which is connected with a switching contact which is arranged on the miniature circuit breaker and is used for controlling tripping and switching on; and the machinery manipulation and control module which is connected with the operating rod and pushes the switching contact to perform action through the operating rod. According to the self-recovery type over-voltage and under-voltage protection circuit breaker of the utility model, the sensitivity of signal transmission of electronic components are fully combined with the reliability of the action of the circuit breaker, and a self-recovery type over-voltage and under-voltage protector is combined with the circuit breaker to form one entity; and the self-recovery type over-voltage and under-voltage protection circuit breaker is advantageous in reliable splicing, convenient replacement, and protection of electrical circuits.
Description
Technical field
The utility model relates to electric utility low-voltage distribution field; more specifically relate to a kind of self-recovering type and cross the under voltage protection circuit breaker; be applicable to single phase alternating current (A.C.) voltage 220V; frequency 50Hz; rated operational current 50A and following user or load; pass by under voltage to the protection of single-phase electric devices as the phase line that is caused by neutral line fault, also be applicable to the protection of the distribution line of dwelling house household distribution box inlet wire or the single-phase electric devices that needs protection.
Background technology
In the low-voltage distribution system of system, because the phenomenons such as broken neutral line, electric equipment or circuit generation single phase ground fault, the serious imbalance of threephase load all can cause the low voltage electric network neutral potential shifting, the excessive single-phase electric devices that will burn of neutral potential shifting causes fire, even the entail dangers to personal safety.Neutral potential shifting causes that it mainly is to be produced by the reasons such as the neutral line (N line) disconnection fault of distribution system that phase line is passed by under voltage, therefore, when cross under voltage occurs and when gets rid of, unpredictable to the terminal use, if hand-reset, both inconvenience was also dangerous to the invalid user of indoor unmanned or old children, and can send into terminated line to dangerous voltage and cause electric accident.
Present domestic self-resetting type is crossed the under voltage delay-time protector and is only had overvoltage, under-voltage protection function and rely on the action of electronic unit contact fully; delay voltage is not even moved when causing fault problem contact melted appears and in the long-time running meeting; and rely on and manually to finish the connection with the superior and the subordinate, poor stability, reliability are low.
The utility model content
The purpose of this utility model is the problems referred to above that are for the prior art existence; provide a kind of self-recovering type to cross the under voltage protection circuit breaker; this device fully combines the sensitivity of electronic unit signal transmission with the reliability of circuit breaker action; with self-recovering type cross, under-voltage protector and circuit breaker integrally combine; splicing is reliable; it is convenient to change, and realizes the protection to electric wiring.
Above-mentioned purpose of the present utility model is achieved through the following technical solutions:
A kind of self-recovering type is crossed the under voltage protection circuit breaker, comprises casing and is arranged on the interior miniature circuit breaker of casing, also comprises
Cross the under voltage monitoring modular, be connected with the signal controlling module;
The signal controlling module is connected with mechanical operational module;
Action bars is connected with the folding contact that is used for control tripping operation combined floodgate on the miniature circuit breaker; And
The machinery operational module is connected with action bars, promotes the folding contact action by action bars.
A kind of self-recovering type is crossed the under voltage protection circuit breaker, also comprises the over voltage alarm lamp and the undervoltage warning lamp that are connected with mistake under voltage monitoring modular respectively.
A kind of self-recovering type is crossed the under voltage protection circuit breaker, also comprises the over voltage alarm Buzzing module and the undervoltage warning Buzzing module that are connected with the signal controlling module respectively.
The utility model compared with prior art has the following advantages:
1, with midget relay with cross the under voltage monitoring modular and combine, integrate functions as one, reduce the unreliability of artificial wiring, stable, reliable in action, later period maintenance are simple and convenient.
2, contactless welding problems occurs, and long-time energising operation can delay voltage or is failure to actuate.
3, when transient state or temporary overvoltage appear in circuit, the misoperation of not cutting off the power supply.Online route voltage instability occurs or when outage is sent a telegram here suddenly again suddenly, does not connect the circuit misoperation in faults such as contact are unreal.
4, it is unlikely damaged to bear the highest false voltage of circuit.
5, compact conformation, appearance looks elegant, modularization design, standard guide rails assembling.
Description of drawings
Fig. 1 is general structure schematic diagram of the present utility model;
Fig. 2 is side-looking structural representation of the present utility model;
Fig. 3 is backsight structural representation of the present utility model.
Among the figure: the 1-casing; The 2-action bars; 3-miniature circuit breaker (MCB 2P 1 ~ 63A); 4-crosses under voltage monitoring modular (YUDIAN I8 can measure 0-500V); 5-signal controlling module (A11T/R44); 6-machinery operational module (5Q0765RT); The 7-power lights; 8-over voltage alarm lamp; 9-undervoltage warning lamp; 10-over voltage alarm Buzzing module; 11-undervoltage warning Buzzing module; The 12-test button.
Embodiment
Below in conjunction with accompanying drawing the technical solution of the utility model is described in further detail.
Embodiment 1
As shown in Figure 1, a kind of self-recovering type is crossed the under voltage protection circuit breaker, comprises casing 1 and the miniature circuit breaker 3 that is arranged in the casing 1, also comprises
Cross under voltage monitoring modular 4, be connected with signal controlling module 5;
Machinery operational module 6 is connected with action bars 2, promotes the folding contact action by action bars 2.
The mechanical part of machinery operational module 6 is plug-type alternating current tracting magnet adhesive structure, rotatablely moves by rectilinear motion is transferred to, and control operation bar 2 is done movement in a curve, and then the folding contact on the control miniature circuit breaker 3.
A kind of self-recovering type is crossed the under voltage protection circuit breaker, also comprises the over voltage alarm lamp 8 and the undervoltage warning lamp 9 that are connected with mistake under voltage monitoring modular 4 respectively.
A kind of self-recovering type is crossed the under voltage protection circuit breaker, also comprises the over voltage alarm Buzzing module and the undervoltage warning Buzzing module that are connected with the signal controlling module respectively.
Behind the line voltage distribution access casing 1, power to next stage by miniature circuit breaker 3.Served as that under voltage monitoring modular 4 monitors that circuit is crossed, during under voltage, after time-delay identification, transfer control signal is crossed simultaneously under voltage monitoring modular 4 and is sent light alarm by over voltage alarm lamp 8 and undervoltage warning lamp 9 to signal controlling module 5.After signal controlling module 5 is received control signal, start mechanical operational module 6 actions, control lever 2 by linking to each other with mechanical operational module 6 drives miniature circuit breakers 3 tripping operation outages, and synchronous signal control module 5 stored voltage values also receive the feedback signal of mechanical operational module 6 and by the warning of sounding of over voltage alarm Buzzing module 10 and undervoltage warning Buzzing module 11.When under voltage monitoring modular 4 Monitoring Line voltages are normal excessively, after time-delay identification, transfer control signal is to signal controlling module 5, after signal controlling module 5 is received signal, start mechanical operational module 6 actions, drive miniature circuit breaker 3 combined floodgate energisings by control lever 2, the feedback signal that receives simultaneously mechanical operational module 6 is closed audible alarm, and send feedback signal to crossing under voltage monitoring modular 4, cross and close light alarm after under voltage monitoring modular 4 is received feedback signal.When overload or short trouble occur circuit, independently implement defencive function by miniature circuit breaker.
Specific embodiment described herein only is to the explanation for example of the utility model spirit.The utility model person of ordinary skill in the field can make various modifications or replenishes or adopt similar mode to substitute described specific embodiment, but can't depart from spirit of the present utility model or surmount the defined scope of appended claims.
Claims (3)
1. a self-recovering type is crossed the under voltage protection circuit breaker, comprises casing (1) and is arranged on the interior miniature circuit breaker (3) of casing (1), it is characterized in that: also comprise
Cross under voltage monitoring modular (4), be connected with signal controlling module (5);
Signal controlling module (5) is connected with mechanical operational module (6);
Action bars (2) is connected with the upper folding contact that is used for control tripping operation combined floodgate of miniature circuit breaker (3); And
Machinery operational module (6) is connected with action bars (2), promotes the folding contact action by action bars (2).
2. a kind of self-recovering type according to claim 1 is crossed the under voltage protection circuit breaker, it is characterized in that, also comprises the over voltage alarm lamp (8) and the undervoltage warning lamp (9) that are connected with mistake under voltage monitoring modular (4) respectively.
3. a kind of self-recovering type according to claim 1 is crossed the under voltage protection circuit breaker, it is characterized in that, also comprises the over voltage alarm Buzzing module (10) and the undervoltage warning Buzzing module (11) that are connected with signal controlling module (5) respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012206293040U CN202917961U (en) | 2012-11-23 | 2012-11-23 | Self-recovery type over-voltage and under-voltage protection circuit breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012206293040U CN202917961U (en) | 2012-11-23 | 2012-11-23 | Self-recovery type over-voltage and under-voltage protection circuit breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202917961U true CN202917961U (en) | 2013-05-01 |
Family
ID=48166237
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012206293040U Expired - Lifetime CN202917961U (en) | 2012-11-23 | 2012-11-23 | Self-recovery type over-voltage and under-voltage protection circuit breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202917961U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104505806A (en) * | 2015-01-05 | 2015-04-08 | 浙江奥德克电气科技有限公司 | Self-recovery over-voltage and under-voltage protector |
| 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 |
| CN109887814A (en) * | 2019-02-28 | 2019-06-14 | 沈巧婷 | A kind of overload of city isolated island micro-capacitance sensor public lavatory reviews one's lessons by oneself multiple connection breaker |
| CN112735924A (en) * | 2020-12-30 | 2021-04-30 | 上海佳岚智能科技有限公司 | Intelligent circuit breaker |
-
2012
- 2012-11-23 CN CN2012206293040U patent/CN202917961U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104505806A (en) * | 2015-01-05 | 2015-04-08 | 浙江奥德克电气科技有限公司 | Self-recovery over-voltage and under-voltage protector |
| 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 |
| CN109887814A (en) * | 2019-02-28 | 2019-06-14 | 沈巧婷 | A kind of overload of city isolated island micro-capacitance sensor public lavatory reviews one's lessons by oneself multiple connection breaker |
| CN112735924A (en) * | 2020-12-30 | 2021-04-30 | 上海佳岚智能科技有限公司 | Intelligent circuit breaker |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130501 |