CN206301450U - A kind of passive electric fire prevention controller - Google Patents
A kind of passive electric fire prevention controller Download PDFInfo
- Publication number
- CN206301450U CN206301450U CN201621468329.1U CN201621468329U CN206301450U CN 206301450 U CN206301450 U CN 206301450U CN 201621468329 U CN201621468329 U CN 201621468329U CN 206301450 U CN206301450 U CN 206301450U
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- CN
- China
- Prior art keywords
- current transformer
- electrical apparatus
- apparatus release
- temperature sensor
- control unit
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- Expired - Fee Related
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Abstract
The utility model is related to electrical fire technical field, especially a kind of passive electric fire prevention controller.It includes inspection unit and control unit, inspection unit includes separating electrical apparatus release, threephase current transformer, residual current transformer and internal temperature sensor, separate electrical apparatus release and penetrate three-phase power line, threephase current transformer, residual current transformer and internal temperature sensor are respectively arranged on the three-phase power line for separating electrical apparatus release output end, internal temperature sensor is connected with electrical apparatus release is separated, threephase current transformer and residual current transformer are connected with control unit, control unit respectively with external fire warning system and separate electrical apparatus release connect.The utility model uses Passive Shape Control, it is to avoid active signal is disturbed, and improves control accuracy；Meanwhile, Small current control high current is realized by three-phase mutual inductance transducer and residual current transformer, the cost of control unit drops significantly, improve Degree of Safety.
Description
Technical field
The utility model is related to electrical fire technical field, especially a kind of passive electric fire prevention controller.
Background technology
It is well known that developing rapidly with national economy, industrial circle, workshop, office buildings and comprehensive business
Firmly wealth density in building is continuously increased, and the mankind increasingly increase for protection production procedure safety and spirit with the demand of material wealth safety
By force.Modern fire alarm control unit is widely used in the building occasion such as intelligent building, factory, is protection human life's property safety
Play great function.Fire alarm system is used to detect fire and provide sound alarm signal, and control is passed back by fieldbus
Device processed；Fire-fighting linkage system receives the fire information transmitted from fire alarm control unit, and is programmed according to advance engineering site
It is required that fire equipments are implemented to automatically control.The incidence of wherein electrical fire constantly rises, and has reached 30%.
At present, existing electrical fire prevention and control device is mostly active controller, and active controller generally existing is dry
Disturb, easily break down, and once power-off will be unable to work.
Utility model content
For above-mentioned the deficiencies in the prior art, the purpose of this utility model is that a kind of security of offer is high and low
Cost and the small passive electric fire prevention controller of interference.
To achieve these goals, the utility model is adopted the following technical scheme that：
A kind of passive electric fire prevention controller, it includes inspection unit and control unit, and the inspection unit includes
Electrical apparatus release, threephase current transformer, residual current transformer and internal temperature sensor are separated, the separation electrical apparatus release penetrates three
Phase power line, the threephase current transformer, residual current transformer and internal temperature sensor are respectively arranged in separation and thread off
On the three-phase power line of device output end, the internal temperature sensor is connected with electrical apparatus release is separated, the threephase current transformer
Be connected with control unit with residual current transformer, described control unit respectively with external fire warning system and separate electrical apparatus release
Connection.
Preferably, described control unit includes several three-phase electrical relays, unidirectional relay and auxiliary reclay, several
The three-phase electrical relay is parallel with one another, and several described unidirectional relays are parallel with one another, and several described auxiliary reclays are mutual
Parallel connection, described three-phase electrical relay one end is connected with threephase current transformer, the other end and external fire warning system, described unidirectional
Relay one end is connected with residual current transformer, the other end and external fire warning system are connected, the auxiliary reclay one
End connects with the connection of external fire warning system, the other end with electrical apparatus release is separated.
Preferably, it also includes peripheral temperature sensor, and the peripheral temperature sensor is installed on outside detection unit, institute
State peripheral temperature sensor and connected with electrical apparatus release is separated.
As a result of such scheme, the utility model uses Passive Shape Control, it is to avoid active signal is disturbed, and improves control
Precision；Meanwhile, Small current control high current is realized by three-phase mutual inductance transducer and residual current transformer, drop control significantly is single
The cost of unit, improves Degree of Safety；Also, three-phase electrical relay, unidirectional relay and auxiliary reclay are many set combinations
Use, it is to avoid because individual devices break down, and influence control work, its simple structure is easy to operate, with very strong practicality
Property.
Brief description of the drawings
Fig. 1 is the principle schematic diagram. of the utility model embodiment.
Specific embodiment
Embodiment of the present utility model is described in detail below in conjunction with accompanying drawing, but the utility model can be by right
It is required that the multitude of different ways for limiting and covering is implemented.
As shown in figure 1, a kind of passive electric fire prevention controller that the present embodiment is provided, it includes the He of inspection unit 10
Control unit 11, inspection unit 10 includes separating electrical apparatus release 1, threephase current transformer 6, residual current transformer 5 and inside temperature
Degree sensor 7, separates electrical apparatus release 1 and penetrates three-phase power line 12, threephase current transformer 6, residual current transformer 5 and inside temperature
Degree sensor 7 be respectively arranged in separate the output end of electrical apparatus release 1 three-phase power line 12 on, internal temperature sensor 7 with separate it is de-
Button device 1 connect, threephase current transformer 6 and residual current transformer 5 are connected with control unit 11, control unit 11 respectively with outward
Portion's fire alarm system 9 and separation electrical apparatus release 1 are connected.
Further, control unit 11 includes several three-phase electrical relays 3, unidirectional relay 4 and auxiliary reclay 2, some
Individual three-phase electrical relay 3 is parallel with one another, and several unidirectional relays 4 are parallel with one another, and several auxiliary reclays 2 are parallel with one another, and three
The one end of phase relay 3 is connected with the threephase current transformer 6, other end and external fire warning system 9, the one end of unidirectional relay 4
It is connected with residual current transformer 5, the other end and external fire warning system 9 are connected, the one end of auxiliary reclay 2 and external fire
Warning system 9 is connected, the other end is connected with electrical apparatus release 1 is separated.
The present embodiment uses Passive Shape Control, it is to avoid active signal is disturbed, and improves control accuracy；Meanwhile, it is mutual by three
Propagated sensation sensor 6 and residual current transformer 5 realize Small current control high current, and the cost of control unit is dropped significantly, improve whole
Body degree of safety；Also, three-phase electrical relay 3, unidirectional relay 4 and auxiliary reclay 2 are many sets and are applied in combination, it is to avoid because single
Device breaks down, and influences control work.
The fire temperature prediction of the present embodiment then detects interior temperature signal using internal temperature sensor 7, and by temperature
Signal feeds back to separation electrical apparatus release 1, separates electrical apparatus release 1 and is then operated control according to temperature signal, and three-phase mutual inductance transducer 6
High current is converted into low current respectively with residual current transformer 5 and current signal is fed back into external fire warning system 9,
And be input into control signal to separation electrical apparatus release 1 by auxiliary reclay 2 then by external fire warning system 9.
Additionally, the present embodiment also includes peripheral temperature sensor 8, peripheral temperature sensor 8 is installed on outside detection unit
10, peripheral temperature sensor 8 is connected with electrical apparatus release 1 is separated.Wherein external temperature can be at any time detected using peripheral temperature sensor 8
Signal, and judge whether outside occurs fire using the external temperature signal for feeding back, so as to control to separate the work of electrical apparatus release 1.
Preferred embodiment of the present utility model is these are only, the scope of the claims of the present utility model is not thereby limited, it is every
The equivalent structure or equivalent flow conversion made using the utility model specification and accompanying drawing content, or be directly or indirectly used in
Other related technical fields, are similarly included in scope of patent protection of the present utility model.
Claims (3)
1. a kind of passive electric fire prevention controller, it is characterised in that：It includes inspection unit and control unit, the inspection
Unit includes separating electrical apparatus release, threephase current transformer, residual current transformer and internal temperature sensor, and the separation is threaded off
Device penetrates three-phase power line, and the threephase current transformer, residual current transformer and internal temperature sensor are respectively arranged in
Separate on the three-phase power line of electrical apparatus release output end, the internal temperature sensor is connected with electrical apparatus release is separated, the three-phase electricity
Current transformer and residual current transformer are connected with control unit, described control unit respectively with external fire warning system and point
From electrical apparatus release connection.
2. a kind of passive electric fire prevention controller as claimed in claim 1, it is characterised in that：Described control unit includes
Several three-phase electrical relays, unidirectional relay and auxiliary reclay, several described three-phase electrical relays are parallel with one another, several institutes
State unidirectional relay parallel with one another, several described auxiliary reclays are parallel with one another, described three-phase electrical relay one end and three-phase electricity
The connection of current transformer, the other end and external fire warning system, described unidirectional relay one end is connected with residual current transformer,
The other end is connected with external fire warning system, and described auxiliary reclay one end is connected with external fire warning system, the other end
Connected with electrical apparatus release is separated.
3. a kind of passive electric fire prevention controller as claimed in claim 2, it is characterised in that：It also includes peripheral temperature
Sensor, the peripheral temperature sensor is installed on outside detection unit, and the peripheral temperature sensor connects with electrical apparatus release is separated
Connect.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621468329.1U CN206301450U (en) | 2016-12-29 | 2016-12-29 | A kind of passive electric fire prevention controller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621468329.1U CN206301450U (en) | 2016-12-29 | 2016-12-29 | A kind of passive electric fire prevention controller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206301450U true CN206301450U (en) | 2017-07-04 |
Family
ID=59204758
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621468329.1U Expired - Fee Related CN206301450U (en) | 2016-12-29 | 2016-12-29 | A kind of passive electric fire prevention controller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206301450U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107341944A (en) * | 2017-08-31 | 2017-11-10 | 中山市程博工业产品设计有限公司 | A kind of electrical fire prevents monitoring detector |
-
2016
- 2016-12-29 CN CN201621468329.1U patent/CN206301450U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107341944A (en) * | 2017-08-31 | 2017-11-10 | 中山市程博工业产品设计有限公司 | A kind of electrical fire prevents monitoring detector |
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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 |
Granted publication date: 20170704 Termination date: 20211229 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |