CN208608157U - A kind of durable line-breaker - Google Patents
A kind of durable line-breaker Download PDFInfo
- Publication number
- CN208608157U CN208608157U CN201821122036.7U CN201821122036U CN208608157U CN 208608157 U CN208608157 U CN 208608157U CN 201821122036 U CN201821122036 U CN 201821122036U CN 208608157 U CN208608157 U CN 208608157U
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- Prior art keywords
- breaker
- alarm
- circuit
- contact
- breaker body
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Abstract
The utility model discloses a kind of durable line-breakers, including breaker body and buckle releaser, the top insertion of breaker body is connected with connection jaws, the positive intermediate position of breaker body is connected with manual switch, using electronics automatic testing method, pass through the current transformer in circuit, each phase current size in circuit check at any time, compared with factory setting value, when detecting current anomaly, current transformer will test data set transmissions to TMS320F28335 DSP microprocessor control circuit, so that TMS320F28335 DSP microprocessor control circuit issues signal and controls electromagnetism contact, so that electronic trip unit loses magnetic force, electronic trip unit band pneumatic operating mechanism acts, so that switch contact unclamps, breaker disconnects power supply, internal structure is simple, there is event Barrier people can easily repair, and after tripping, alarm contact can be closed, so that warning circuit is connected to, buzzer alarm, which can sound an alarm, reminds people's electricity consumption mistake, improve the security performance of breaker.
Description
Technical field
The utility model relates to electric switch technical field, specially a kind of durable line broken circuit.
Background technique
Breaker is the electric current referred to close, carry and cut-off under normal loop condition and can close, when defined
Interior carrying and the switching device for cut-offfing the electric current under abnormal loop condition.Breaker is divided into high-voltage circuitbreaker by its use scope
With low-voltage circuit breaker, high-low pressure identification of boundaries is relatively fuzzyyer, 3kV or more is generally known as High-Voltage Electrical Appliances, breaker can be used to
Electric energy is distributed, asynchronous motor is infrequently started, the implementations such as power circuit and motor are protected, when their generations are serious
When overload or short circuit and the failures such as under-voltage can automatic shutdown circuit, function is equivalent to Fuse switch and crosses underheat relay
The combination of device etc..And change components are not needed generally after disjunction fault current.Currently, had been widely used in
Electricity generation, conveying, in use, distribution is an extremely important link.Distribution system includes transformer and various high-low pressures
Electrical equipment, low-voltage circuit breaker are then a kind of using the electric appliance having a large capacity and a wide range.
Existing breaker, inside mostly use inductive iron core to add and generate biggish magnetic when short circuit occurs around coil
, so that sensitive iron core generates anti-magnetic, the magnetic field of generation overcomes reaction spring, buckle releaser pull operation mechanism action,
Switch instantaneous tripping.When the load, electric current becomes larger, calorific value aggravation, and pushing mechanism acts bi-metal plate deformed to a certain extent,
But since internal structure is complex, lead to equipment once damaging, maintenance personal is difficult to repair, and brings biggish warp
Ji loss, after circuit breaker trip, usual people, which react, is due to indoor out of power, it is not clear that trip reason leads to people
Be possible to continue wrong electricity consumption, lead to dangerous situation.
So how to design a kind of durable line-breaker, become at present we to solve the problems, such as.
Summary of the invention
The purpose of this utility model is to provide a kind of durable line-breakers, to solve to propose in above-mentioned background technique
Circuit breaker internal structure is complicated the problem low with equipment safety performance.
To achieve the above object, the utility model provides the following technical solutions: a kind of durable line-breaker, including disconnected
The top insertion of road device main body and buckle releaser, the breaker body is connected with connection jaws, during the breaker body is positive
Between position be connected with manual switch, the positive side insertion of breaker body is connected with buzzer alarm, the hand
The inside of dynamic switch is fixedly connected with switch contact, and the underside of the switch contact is connected with buckle releaser, the buckle releaser
Lower section be fixedly connected with return spring, the top inside the breaker body is fixedly connected with alarm circuit.
Further, close to the top of manual switch, insertion is connected with electronic display in the breaker body front.
Further, close to the side of manual switch, insertion is connected with signal display lamp in the breaker body front.
Further, the back side of the breaker body is fixedly connected with mounting bracket.
Further, arc-extinguish chamber is fixedly connected at the top of the buckle releaser.
Further, the intermediate position inside the breaker body is fixedly connected with TMS320F28335 DSP micro process
Device control circuit is fixedly connected with electromagnetism contact below the TMS320F28335 DSP microprocessor control circuit, described
The side of TMS320F28335 DSP microprocessor control circuit is electrically connected with current transformer, the current transformer and institute
Electromagnetism contact is stated to be electrically connected by TMS320F28335 DSP microprocessor control circuit.
Further, alarm contact, the alarm circuit and the buzzing are fixedly connected with below the alarm circuit
Alarm device is electrically connected by alarm contact.
Compared with prior art, the utility model has the beneficial effects that this kind of durable line-breaker, improves original
Product internal structure complexity and the low disadvantage of equipment safety performance, this product use electronics automatic testing method, are existed by setting
Current transformer in circuit, current transformer couple with circuit, with TMS320F28335 DSP microprocessor control circuit
Coupled, such connection type, so that the load that current transformer generates circuit is also smaller, it is each in circuit check at any time
Phase current size, compared with factory setting value, when detecting current anomaly, current transformer will test data set transmissions and arrive
TMS320F28335 DSP microprocessor control circuit, so that TMS320F28335 DSP microprocessor control circuit issues signal
Electromagnetism contact is controlled, when electromagnetism contact unclamps, so that electronic trip unit loses magnetic force, electronic trip unit band pneumatic operating mechanism is dynamic
Make, so that switch contact unclamps, breaker disconnects power supply, and internal structure is simple, it is not easy to it breaks down, once it breaks down
People can easily repair, and after tripping, alarm contact is closed therewith, so that warning circuit is connected to, at this moment buzzing is alert
Report device, which can sound an alarm, reminds people's electricity consumption mistake, substantially increases the security performance of breaker, the arc extinguishing wall inside arc-extinguish chamber
Between there are more narrow slits, after electric arc stress is drawn into narrow slit, electric arc can be in close contact with slotted wall, continue stress condition
Under, electric arc can constantly change the position contacted with slotted wall, thus good cooling results in moving process, and it is advantageous to blow-out, it reduces
Electric arc effectively raises the service life of equipment in the impact of circuit breaker internal.
Detailed description of the invention
Fig. 1 is the overall structure diagram of the utility model；
Fig. 2 is the breaker body the schematic diagram of the section structure of the utility model；
Fig. 3 is the TMS320F28335 DSP microprocessor control circuit the schematic diagram of the section structure of the utility model.
In figure: 1, breaker body, 101, buzzer alarm, 102, manual switch, 103, signal display lamp, 104, electronics
Display screen, 105, connection jaws, 106, mounting bracket, 2, alarm circuit, 201, alarm contact, 3, buckle releaser, 301, return
Spring, 302, switch contact, 303, arc-extinguish chamber, 4, TMS320F28335 DSP microprocessor control circuit, 401, electromagnetism contact,
402, current transformer.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Fig. 1-3 is please referred to, the utility model provides a kind of technical solution: a kind of durable line-breaker, including open circuit
The top insertion of device main body 1 and buckle releaser 3, breaker body 1 is connected with connection jaws 105, the positive middle part of breaker body 1
Position is connected with manual switch 102, and the insertion of the positive side of breaker body 1 is connected with buzzer alarm 101, manual switch
102 inside is fixedly connected with switch contact 302, and the underside of switch contact 302 is connected with buckle releaser 3, under buckle releaser 3
Side is fixedly connected with return spring 301, and the top inside breaker body 1 is fixedly connected with alarm circuit 2.
Further, close to the top of manual switch 102, insertion is connected with electronic display 104 in breaker body 1 front,
TMS320F28335 DSP microprocessor control circuit 4 can convert the data that current transformer 402 detects, and be transferred to electricity
On sub- display screen 104, allow one to clearly observe that circuit disconnects reason.
Further, close to the side of manual switch 102, insertion is connected with signal display lamp 103 in breaker body 1 front,
Signal display lamp 103 can show the light of different colours, and people judge the working condition of breaker by light color,
Give people more intuitive prompt.
Further, the back side of breaker body 1 is fixedly connected with mounting bracket 106,106 side of mounting bracket
Just breaker body 1 is installed to various places, and stability is preferable, prevents breaker body 1 from falling off.
Further, the top of buckle releaser 3 is fixedly connected with arc-extinguish chamber 303, deposits between the arc extinguishing wall inside arc-extinguish chamber 303
In more narrow slit, after electric arc stress is drawn into narrow slit, electric arc can be in close contact with slotted wall.In the case where continuing stress condition, electricity
Arc can constantly change the position contacted with slotted wall, thus good cooling results in moving process, advantageous to blow-out, reduce electric arc and exist
The impact of circuit breaker internal effectively raises the service life of equipment.
Further, the intermediate position inside breaker body 1 is fixedly connected with TMS320F28335 DSP microprocessor
The lower section of control circuit 4, TMS320F28335 DSP microprocessor control circuit 4 is fixedly connected with electromagnetism contact 401,
The side of TMS320F28335 DSP microprocessor control circuit 4 is electrically connected with current transformer 402, current transformer 402
It is electrically connected with electromagnetism contact 401 by TMS320F28335 DSP microprocessor control circuit 4, current transformer 402, at any time
Check each phase current size in circuit, compared with appearance setting value, when detecting current anomaly, current transformer 402 will be examined
Measured data collection is transferred to TMS320F28335 DSP microprocessor control circuit 4, so that TMS320F28335 DSP microprocessor
Control circuit 4 issues signal and controls electromagnetism contact 401, when electromagnetism contact 401 unclamps, so that buckle releaser 3 loses magnetic force, buckle releaser
3 band pneumatic operating mechanisms act, so that switch contact 302 unclamps, breaker disconnects power supply.
Further, the lower section of alarm circuit 2 is fixedly connected with alarm contact 201, alarm circuit 2 and buzzer alarm
101 are electrically connected by alarm contact 201, and after tripping, alarm contact 201 is closed therewith, so that warning circuit 2 is connected to, this
When buzzer alarm 101 can sound an alarm remind people, substantially increase the security performance of breaker.
Working principle: people first need to detect whether breaker body 1 damaged or failure occurs, and then people pass through solid
Determine mounting bracket 106 and breaker body 1 is fixedly installed to designated place, mounting bracket 106 facilitates breaker body 1
Various places are installed to, and stability is preferable, prevent breaker body 1 from falling off, then people connect power supply line from connection jaws 105
It is connected to breaker body 1, at this moment, manual switch 102 is in close state, and after the completion of installing connection, people are by manual switch
102 open, and current transformer 402 in circuit are arranged in use, check at any time each phase current size in circuit, with
Factory setting value compares, and when detecting current anomaly, current transformer 402 will test data set transmissions to TMS320F28335
DSP microprocessor control circuit 4, so that TMS320F28335 DSP microprocessor control circuit 4 issues signal control electromagnetism touching
First 401, when electromagnetism contact 401 unclamps, so that buckle releaser 3 loses magnetic force, buckle releaser 3 is acted with pneumatic operating mechanism, so that switch
Contact 302 unclamps, and breaker disconnects power supply, and TMS320F28335 DSP microprocessor control circuit 4 can be by current transformer
The data of 402 detections are converted, and are transferred in electronic display 104, allow one to clearly observe that circuit disconnects
Reason, synchronous signal display lamp 103 can show the light of different colours, and people judge breaker by light color
Working condition gives the more intuitive prompt of people, and after tripping, alarm contact 201 is closed therewith, so that warning circuit 2 is connected to,
At this moment buzzer alarm 101, which can sound an alarm, reminds people, substantially increases the security performance of breaker, electric arc is that high temperature height is led
The free gas of electric rate, it not only has very big destruction to contact, but also extends the time of disconnecting circuit, arc-extinguish chamber
There are more narrow slits between arc extinguishing wall inside 302, and after electric arc stress is drawn into narrow slit, electric arc can closely connect with slotted wall
Touching.In the case where continuing stress condition, electric arc can constantly change the position contacted with slotted wall, thus cooling effect in moving process
It is good, it is advantageous to blow-out, electric arc is reduced in the impact of circuit breaker internal, effectively raises the service life of equipment.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (7)
1. a kind of durable line-breaker, including breaker body (1) and buckle releaser (3), it is characterised in that: the breaker
The top insertion of main body (1) is connected with connection jaws (105), and the positive intermediate position of breaker body (1) is connected with
Manual switch (102), the positive side insertion of breaker body (1) is connected with buzzer alarm (101), described to open manually
The inside for closing (102) is fixedly connected with switch contact (302), and the underside of the switch contact (302) is connected with buckle releaser
(3), it is fixedly connected with return spring (301) below the buckle releaser (3), the internal top of the breaker body (1) is solid
Surely alarm circuit (2) are connected with.
2. the durable line-breaker of one kind according to claim 1, it is characterised in that: the breaker body (1) is just
Face is connected with electronic display (104) close to the insertion of the top of manual switch (102).
3. the durable line-breaker of one kind according to claim 1, it is characterised in that: the breaker body (1) is just
Face is connected with signal display lamp (103) close to the insertion of the side of manual switch (102).
4. the durable line-breaker of one kind according to claim 1, it is characterised in that: the breaker body (1)
The back side is fixedly connected with mounting bracket (106).
5. the durable line-breaker of one kind according to claim 1, it is characterised in that: the top of the buckle releaser (3)
It is fixedly connected with arc-extinguish chamber (303).
6. the durable line-breaker of one kind described in one of -5 according to claim 1, it is characterised in that: the breaker body
(1) internal intermediate position is fixedly connected with TMS320F28335 DSP microprocessor control circuit (4), described
It is fixedly connected with below TMS320F28335 DSP microprocessor control circuit (4) electromagnetism contact (401), it is described
The side electrical connection of TMS320F28335 DSP microprocessor control circuit (4) has current transformer (402), and the electric current is mutual
Sensor (402) and the electromagnetism contact (401) are electrically connected by TMS320F28335 DSP microprocessor control circuit (4).
7. the durable line-breaker of one kind according to claim 1, it is characterised in that: under the alarm circuit (2)
Side is fixedly connected with alarm contact (201), and the alarm circuit (2) and the buzzer alarm (101) pass through alarm contact
(201) it is electrically connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821122036.7U CN208608157U (en) | 2018-07-16 | 2018-07-16 | A kind of durable line-breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821122036.7U CN208608157U (en) | 2018-07-16 | 2018-07-16 | A kind of durable line-breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208608157U true CN208608157U (en) | 2019-03-15 |
Family
ID=65668990
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821122036.7U Expired - Fee Related CN208608157U (en) | 2018-07-16 | 2018-07-16 | A kind of durable line-breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208608157U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109950978A (en) * | 2019-04-26 | 2019-06-28 | 深圳德微电技术有限公司 | A kind of embedded band high definition electrical screen assembly breaker |
-
2018
- 2018-07-16 CN CN201821122036.7U patent/CN208608157U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109950978A (en) * | 2019-04-26 | 2019-06-28 | 深圳德微电技术有限公司 | A kind of embedded band high definition electrical screen assembly breaker |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| 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: 20190315 Termination date: 20210716 |