CN209199859U - Composite switch - Google Patents
Composite switch Download PDFInfo
- Publication number
- CN209199859U CN209199859U CN201821733576.9U CN201821733576U CN209199859U CN 209199859 U CN209199859 U CN 209199859U CN 201821733576 U CN201821733576 U CN 201821733576U CN 209199859 U CN209199859 U CN 209199859U
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- CN
- China
- Prior art keywords
- breaker
- distribution
- circuit
- permanent magnet
- coil
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- 239000002131 composite material Substances 0.000 title claims abstract description 16
- 238000001514 detection method Methods 0.000 claims abstract description 17
- 239000002699 waste material Substances 0.000 abstract description 13
- 150000001875 compounds Chemical class 0.000 abstract 1
- 230000002045 lasting effect Effects 0.000 description 8
- 238000004891 communication Methods 0.000 description 4
- 230000005611 electricity Effects 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
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- Remote Monitoring And Control Of Power-Distribution Networks (AREA)
- Breakers (AREA)
Abstract
The utility model provides a composite switch, which comprises a breaker, a first wiring end and a second wiring end; the circuit breaker is characterized by further comprising an on-off device and a current detection device, wherein the on-off device is connected to a circuit between the circuit breaker and the first wiring terminal or the second wiring terminal, and the current detection device is sleeved on the circuit; the on-off device comprises a movable contact, a fixed contact, a coil and a permanent magnet. The utility model discloses compound switch can practice thrift the space, can solve traditional circuit breaker and exist the protection precision poor with protect not comprehensive, still have the problem of distribution potential safety hazard, realize the frequent on-off control to the circuit when can realizing distribution protect function, and do not influence circuit breaker life, on-off device need not last the power supply to keep putting through or breaking off simultaneously, effectively avoid the waste of electric energy, and then realize energy-saving control according to the power consumption condition, show and promote distribution safety and distribution intelligent control degree.
Description
Technical field
The utility model belongs to electric power electrical apparatus technical field, and in particular to a kind of composite switch.
Background technique
Breaker, for cutting off the switchgear of circuit when overload or short trouble occurs, is widely used in as a kind of
The distribution places such as industry, business and residential houses, but with the development of intelligent power distribution technology, traditional breaker can not expire
The current demand of foot influences service life including not can be carried out frequent on-off in order to avoid influencing the stability that breaker uses, from
And it is not suitable for needing the energy-saving electricity of frequent on-off to control, lack distribution intelligentized control method；And currently used for control line
The frequent on-off in road uses the contactor connecting with breaker, and coil needs continual power supply when being attracted or disconnecting, in this way
The waste for causing electric energy instead does not have energy-efficient purpose；And conventional circuit breaker itself is there is also discrete type is higher, protection
Low precision and the incomplete problem of distributor protection function, so that distribution system remains security risk.In view of problem above,
The utility model discloses a kind of composite switch to solve the above problems.
Utility model content
The purpose of the utility model is to overcome defects in the prior art, provide a kind of composite switch, can solve
In the prior art low-voltage distribution system protection precision difference present in breaker and protect it is not comprehensive, however it remains safe distribution of electric power it is hidden
The problem of suffering from, may be implemented to realize while distributor protection function to the control of circuit frequent on-off, and not influence breaker
Service life, while on-off system does not need lasting power supply to remain up or disconnect, and effectively avoids the waste of electric energy,
And then Energy Saving Control is realized according to electric condition, it is obviously improved safe distribution of electric power and distribution high intelligent control degree.
In order to achieve the above objectives, the utility model embodiment provides a kind of composite switch, including breaker, first connects
Line end and the second terminals；It further include on-off system and current detection means, the on-off system is connected to breaker and first
Route between terminals or the second terminals, the current detection means be sheathed on breaker and on-off system, breaker with
Route between first terminals or breaker and the second terminals.
Further, the on-off system includes movable contact, stationary contact, coil and permanent magnet, and coil is for adsorbing or breaking
Permanent magnet is opened, permanent magnet is connect with movable contact or stationary contact.Optionally, when coil adsorb permanent magnet when, closure movable contact with it is quiet
Contact；When coil disconnects permanent magnet, disjunction movable contact and stationary contact；Alternatively, when coil adsorbs permanent magnet, disjunction movable contact
With stationary contact: when coil disconnects permanent magnet, being closed movable contact and stationary contact.For example, movable contact and stationary contact are in closed form
State, when it is required to be disconnected, coil current pulse adsorb permanent magnet, by permanent magnet by movable contact and stationary contact disjunction, and
It does not need to carry out continual power supply to coil, movable contact can be realized and stationary contact continues disjunction, effectively avoid the wave of electric energy
Take；When needing to be closed, coil, which leads to reverse pulse current, disconnects it with permanent magnet, and movable contact and stationary contact are closed, and are not required to
Continual power supply is carried out to coil, movable contact can be realized and be persistently closed with stationary contact, effectively avoid the waste of electric energy.It is right
In another way: when coil adsorbs permanent magnet, being closed movable contact and stationary contact；When coil disconnects permanent magnet, disjunction is dynamic
Contact and stationary contact；Principle is similar to above, and details are not described herein.It is possible thereby to realize the control to line frequency on-off, together
When do not need lasting power supply to remain up or disconnect, effectively avoid the waste of electric energy, and then realize according to electric condition
Energy Saving Control is realized energy-saving.
Optionally, the positional relationship of the coil and permanent magnet can be upper and lower, left and right or nest relation.Optionally, institute
Stating current detection means is at least one of current transformer, zero sequence transformer.Take this, the current detection means, open circuit
Device, on-off system can be connect with external device communication, pass through external equipment current signal acquired to current detection means
Processing can determine with electrical anomaly in real time, and then carry out disjunction, protection circuit and electricity consumption by control breaker or on-off system
Equipment, while the frequent on-off control to route may be implemented in the on-off by controlling on-off system, and does not influence breaker
Stability and service life, realize promoted distributor protection function while realize to the frequent on-off of circuit control, simultaneously
On-off system does not need lasting power supply to remain up or disconnect, and effectively avoids the waste of electric energy, and then according to electricity consumption item
Part realizes Energy Saving Control, is obviously improved safe distribution of electric power and distribution high intelligent control degree.External equipment can be communication module, place
Manage at least one of device, monitoring host computer, host computer.
Further, the breaker further includes manual operation device, can be handle, with manually controlling the logical of breaker
It is disconnected.
Composite switch provided by the utility model, space can be saved by having the beneficial effect that, it is low to can solve the prior art
Be press-fitted protection precision difference present in breaker in electric system and protect not comprehensive, however it remains safe distribution of electric power hidden danger the problem of,
It may be implemented to realize the use longevity for controlling the frequent on-off of circuit, and not influencing breaker while distributor protection function
Life, while on-off system does not need lasting power supply to remain up or disconnect, and effectively avoids the waste of electric energy, and then basis
Energy Saving Control is realized with electric condition, is obviously improved safe distribution of electric power and distribution high intelligent control degree.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of composite switch provided by the embodiment of the utility model.
Drawing reference numeral explanation:
1, breaker；101, manual operation device；2, the first terminals；3, the second terminals；4, on-off system；401, it moves
Contact；402, stationary contact；403, coil；404, permanent magnet；5, current detection means；6, route.
Specific embodiment
The composite switch of the utility model is described in detail with reference to the accompanying drawing.
Embodiment
The structural schematic diagram of the composite switch of the present embodiment is shown in Fig. 1.As shown in Figure 1, the utility model compared with
The composite switch of good specific embodiment, including breaker 1, the first terminals 2 and the second terminals 3；It further include on-off dress
4 and current detection means 5 are set, the on-off system 4 is connected between breaker 1 and the first terminals 2 or the second terminals 3
Route 6, the current detection means 5 are sheathed on breaker 1 and on-off system 4, breaker 1 and the first terminals 2 or breaker 1
With the route 6 between the second terminals 3.
Further, the on-off system 4 includes movable contact 401, stationary contact 402, coil 403 and permanent magnet 404, coil
403 for adsorbing or disconnecting permanent magnet 404, and permanent magnet 404 is connect with movable contact 401 or stationary contact 402.Optionally, work as coil
When adsorbing permanent magnet, it is closed movable contact and stationary contact；When coil disconnects permanent magnet, disjunction movable contact and stationary contact；Alternatively, working as
When coil adsorbs permanent magnet, disjunction movable contact and stationary contact；When coil disconnects permanent magnet, it is closed movable contact and stationary contact.Example
Such as, movable contact and stationary contact are in closed state, and when it is required to be disconnected, coil current pulse adsorbs permanent magnet, by forever
Movable contact and stationary contact disjunction are not needed to carry out continual power supply to coil, movable contact and stationary contact can be realized by magnet
Point continues disjunction, effectively avoids the waste of electric energy；When needing to be closed, coil, which leads to reverse pulse current, keeps it disconnected with permanent magnet
It opens, movable contact and stationary contact are closed, and do not need to carry out continual power supply to coil, movable contact can be realized and hold with stationary contact
Continuous closure, effectively avoids the waste of electric energy.For another way: when coil adsorbs permanent magnet, being closed movable contact and stationary contact
Point；When coil disconnects permanent magnet, disjunction movable contact and stationary contact；Principle is similar to above, and details are not described herein.It is possible thereby to
It realizes the control to line frequency on-off, while not needing lasting power supply to remain up or disconnect, effectively avoid electric energy
Waste, and then according to electric condition realize Energy Saving Control, realize it is energy-saving.
Optionally, the positional relationship of the coil and permanent magnet can be upper and lower, left and right or nest relation.
Optionally, the current detection means 5 is at least one of current transformer, zero sequence transformer.Take this, it is described
Current detection means, breaker, on-off system can be connect with external device communication, by external equipment to current detection means
The processing of acquired current signal can determine with electrical anomaly in real time, and then be divided by control breaker or on-off system
It is disconnected, protection circuit and electrical equipment, while the frequent on-off control to route may be implemented in the on-off by controlling on-off system,
And the stability and service life of breaker are not influenced, realizing that realization is frequent to circuit while promoting distributor protection function
On-off control, while on-off system does not need lasting power supply to remain up or disconnect, and effectively avoids the waste of electric energy,
And then Energy Saving Control is realized according to electric condition, it is obviously improved safe distribution of electric power and distribution high intelligent control degree.External equipment can
Think at least one of communication module, processor (Central Processing Unit, CPU), monitoring host computer, host computer.
For example, the external equipment is according to current detection means current signal collected, by compared with the rated values such as rated current
It is determined as short circuit current, overload current, leakage current, three phase unbalance current etc. with electrical anomaly, to breaker or lead in real time
Disconnected device inputs breaking signal, rapidly and accurately cuts off distribution line, thus realize short-circuit protection, overload protection, earth leakage protective,
Three phase unbalance current etc. matches the accurate protection of electrical anomaly, improves that power distribution protection is comprehensive and protection precision；It simultaneously can basis
It with electric condition, realizes and frequent on-off line operation is carried out to on-off system, and do not influence the service life of breaker, while on-off fills
It sets and does not need lasting power supply to remain up or disconnect, effectively avoid the waste of electric energy, realize Energy Saving Control；Therefore, exist
It can be realized while realizing distributor protection function and the frequent on-off of circuit is controlled, and then realized and carry out energy conservation according to electric condition
Control, is obviously improved safe distribution of electric power and distribution high intelligent control degree.
Further, the breaker 1 further includes manual operation device 101, can be handle, with manually controlling breaker
1 on-off.
Composite switch provided by the utility model can save space, can solve prior art low-voltage distribution system
Protection precision difference present in middle breaker and protect it is not comprehensive, however it remains safe distribution of electric power hidden danger the problem of, may be implemented to match
It is realized while electric protection function and the frequent on-off of circuit is controlled, and do not influence the service life of breaker, while on-off
Device does not need lasting power supply to remain up or disconnect, and effectively avoids the waste of electric energy, and then according to real with electric condition
Existing Energy Saving Control, is obviously improved safe distribution of electric power and distribution high intelligent control degree.
More than, only specific embodiment of the utility model, but protection scope of the utility model is not limited thereto, appoints
What those familiar with the art within the technical scope disclosed by the utility model, can easily think of the change or the replacement,
It should be covered within the scope of the utility model.Therefore, the protection scope of the utility model should be with the guarantor of claim
It protects subject to range.
Claims (3)
1. a kind of composite switch, including breaker (1), the first terminals (2) and the second terminals (3)；It is characterized in that, also
Including on-off system (4) and current detection means (5), the on-off system (4) include movable contact (401), stationary contact (402),
Coil (403) and permanent magnet (404), coil (403) is for adsorbing or disconnecting permanent magnet (404), permanent magnet (404) and movable contact
(401) or stationary contact (402) connection, the on-off system (4) are connected to breaker (1) and connect with the first terminals (2) or second
Route (6) between line end (3), the current detection means (5) are sheathed on breaker (1) and on-off system (4), breaker
(1) route (6) between the first terminals (2) or breaker (1) and the second terminals (3).
2. composite switch according to claim 1, which is characterized in that the current detection means (5) is Current Mutual Inductance
At least one of device, zero sequence transformer.
3. composite switch according to claim 1, which is characterized in that the breaker (1) further includes manual operation dress
(101) are set, with the on-off for manually controlling breaker (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821733576.9U CN209199859U (en) | 2018-10-17 | 2018-10-17 | Composite switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821733576.9U CN209199859U (en) | 2018-10-17 | 2018-10-17 | Composite switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209199859U true CN209199859U (en) | 2019-08-02 |
Family
ID=67409007
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821733576.9U Active CN209199859U (en) | 2018-10-17 | 2018-10-17 | Composite switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209199859U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111063587A (en) * | 2018-10-17 | 2020-04-24 | 天津市中力神盾电子科技有限公司 | a composite switch |
-
2018
- 2018-10-17 CN CN201821733576.9U patent/CN209199859U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111063587A (en) * | 2018-10-17 | 2020-04-24 | 天津市中力神盾电子科技有限公司 | a composite switch |
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