CN207018229U - Double Speed Fan controller and Double Speed Fan system - Google Patents
Double Speed Fan controller and Double Speed Fan system Download PDFInfo
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- CN207018229U CN207018229U CN201720959563.2U CN201720959563U CN207018229U CN 207018229 U CN207018229 U CN 207018229U CN 201720959563 U CN201720959563 U CN 201720959563U CN 207018229 U CN207018229 U CN 207018229U
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Abstract
The utility model provides a kind of Double Speed Fan controller and Double Speed Fan system, including control unit, LCD display circuit, key control circuit, communication bus circuit, metering circuit, air mass sensor, gas sensing circuit, load supplying control circuit and hardware protection circuit, metering circuit is used to be connected with three-phase line, metering circuit exports monitoring signals to control unit, air mass sensor is by gas sensing circuit to control unit delivery air quality signal, the make-and-break signal of load supplying control circuit reception control unit output, load supplying control circuit is used to control the break-make between blower fan and three-phase circuit, hardware protection circuit includes two bridge arms, bridge arm is used for interdigitated interlock and protects two blower fans.Effectively provide effective guarantee for two blower fans using hardware protection circuit, when failure problem, can efficiently rapid disengagement failure source, protect blower fan, reduce the influence to live power grid quality.
Description
Technical field
Electromechanical assembly field is the utility model is related to, more particularly, to a kind of Double Speed Fan controller and Double Speed Fan system
System.
Background technology
Because basement is limited by underground condition and space, under conditions of the parameter such as air quantity and blast is met, application
It can be shared in each exhaust ventilation system of the smoke evacuation system of fire-fighting, so Double Speed Fan typically is used in underground garage,
Possess the blast apparatus of two kinds of wind speed, the corresponding airduct of a blower fan.
In general, exhaust ventilation system can be used as when Double Speed Fan is in low-speed run state, when generation fire
When, blower fan switches to high-speed cruising at once, can be used as smoke exhaust fan.So situation of dual-use, is not only reduced
Construction cost cost, space is saved, while the service efficiency and reliability of equipment can be greatly improved.But if building
Interior, air draft and fire control smoke exhausting are the completely separable two systems used, and the blower fan for fire control smoke exhausting is rarely employed, if there is event
Barrier is difficult to be found and repaired, when fire occurs, it is difficult to ensure that it can smoothly come into operation.
Double Speed Fan possesses the working condition of two kinds of speed, synchronous to turn when Double Speed Fan switchs to high-speed cruising by low speed
Speed improves, and exhaust air rate also accordingly greatly improves, and now air draft state can be changed to smoke evacuation state by system, but in actual design mistake
Cheng Zhong, how to solve machine winding from delta connection to the conversion and interlocking of double Y connections, the automatic and hand in fire-fighting link
Dynamic control, shutdown how is protected in running at high speed for blower fan and how maximum speed limit ensures the reliability that accident is discharged fume how
The problems such as ensuring power supply power supply, and remote monitoring can not be implemented to blower fan, it is impossible to real-time monitoring field state is carried out to blower fan
Intelligentized control method, the power consumption of blower fan can not be counted, and the speed to remove barriers is slow.The problem of above-mentioned is double speed wind
Machine needs to solve the problems, such as in actual design process.
The content of the invention
First purpose of the present utility model is to provide a kind of Double Speed Fan controller for realizing the double protections of software and hardware circuit.
Second purpose of the present utility model is to provide a kind of Double Speed Fan system for realizing the double protections of software and hardware circuit.
To realize the first above-mentioned purpose, the utility model provides a kind of Double Speed Fan controller, Double Speed Fan control
Device, it is characterised in that including：
Control unit；
LCD display circuit, control unit is to LCD display circuit output display signal；
Key control circuit, key control circuit is to control unit output key signal；
Communication bus circuit, control unit are used to be connected with intelligent terminal by communication bus circuit；
Metering circuit, metering circuit are used to be connected with three-phase line, and metering circuit exports monitoring signals to control unit；
Air mass sensor and gas sensing circuit, air mass sensor is by gas sensing circuit to control unit
Delivery air quality signal；
Load supplying control circuit, the make-and-break signal of load supplying control circuit reception control unit output, load supplying
Control circuit is used to control the break-make between blower fan and three-phase circuit；
Hardware protection circuit, hardware protection circuit include the first bridge arm and the second bridge arm；
First bridge arm includes the first triode, the second triode and the first electric capacity, the base stage of the first triode, the two or three pole
The emitter stage of pipe is connected with the first blower fan, and the emitter stage of the base stage of the first triode is connected with control unit, the second triode
Base stage is connected with the second blower fan, and the first capacitance connection is between the base stage of the second triode and colelctor electrode；
Second bridge arm includes the 3rd triode, the 4th triode and the second electric capacity, the base stage of the 3rd triode, the four or three pole
The emitter stage of pipe is connected with the second blower fan, and the emitter stage of the base stage of the 3rd triode is connected with control unit, the 4th triode
Base stage is connected with the first blower fan, and the second capacitance connection is between the base stage of the 4th triode and colelctor electrode.
Further scheme is that hardware protection circuit also includes A.C. contactor and electrothermal relay, and A.C. contactor connects
It is connected between the first blower fan and the first bridge arm, electrothermal relay is connected between the second blower fan and the second bridge arm.
To realize the second above-mentioned purpose, the utility model provides a kind of Double Speed Fan system, including Double Speed Fan control
Device, the first blower fan and the second blower fan, it is characterised in that Double Speed Fan controller includes：
Control unit；
LCD display circuit, control unit is to LCD display circuit output display signal；
Key control circuit, key control circuit is to control unit output key signal；
Communication bus circuit, control unit are used to be connected with intelligent terminal by communication bus circuit；
Metering circuit, metering circuit are used to be connected with three-phase line, and metering circuit exports monitoring signals to control unit；
Air mass sensor and gas sensing circuit, air mass sensor is by gas sensing circuit to control unit
Delivery air quality signal；
Load supplying control circuit, the make-and-break signal of load supplying control circuit reception control unit output, load supplying
Control circuit is used to control the break-make between blower fan and three-phase circuit；
Hardware protection circuit, hardware protection circuit include the first bridge arm and the second bridge arm；
First bridge arm includes the first triode, the second triode and the first electric capacity, the base stage of the first triode, the two or three pole
The emitter stage of pipe is connected with the first blower fan, and the emitter stage of the base stage of the first triode is connected with control unit, the second triode
Base stage is connected with the second blower fan, and the first capacitance connection is between the base stage of the second triode and colelctor electrode；
Second bridge arm includes the 3rd triode, the 4th triode and the second electric capacity, the base stage of the 3rd triode, the four or three pole
The emitter stage of pipe is connected with the second blower fan, and the emitter stage of the base stage of the 3rd triode is connected with control unit, the 4th triode
Base stage is connected with the first blower fan, and the second capacitance connection is between the base stage of the 4th triode and colelctor electrode.
The beneficial effects of the utility model are that current air condition is monitored in real time by air mass sensor, and
Metering circuit monitors in real time to the use state of blower fan, can realize control by control unit in software control aspect and protect
Shield, while using the interlock circuit structure in hardware protection circuit and the setting of optoelectronic switch, effectively carried for two blower fans
Ensured for effective, when failure problem, can efficiently rapid disengagement failure source, protect blower fan, reduce to live power network
The influence of quality.
Brief description of the drawings
Fig. 1 is the system block diagram of the utility model Double Speed Fan system embodiment.
Fig. 2 is the circuit diagram of hardware protection circuit in the utility model Double Speed Fan system embodiment.
Fig. 3 is the drive circuit figure of the first blower fan in the utility model Double Speed Fan system embodiment.
Fig. 4 is the drive circuit figure of the second blower fan in the utility model Double Speed Fan system embodiment.
Below in conjunction with drawings and Examples, the utility model is described in further detail.
Embodiment
Reference picture 1, Double Speed Fan system include Double Speed Fan controller, the first blower fan 31 and the second blower fan 32, double speed wind
Machine controller includes control unit 5, LCD display circuit 7, key control circuit 9, communication bus circuit 4, metering circuit 1, air
Mass sensor 21, gas sensing circuit 2, load supplying control circuit 6, hardware protection circuit 3 and main power source control circuit 8,
Main power source control circuit 8 is powered for Double Speed Fan controller.
Control unit 5 is to the output display signal of LCD display circuit 7, and key control circuit 9 is to the output key of control unit 5
Signal, control unit 5 are used to be connected with intelligent terminal by communication bus circuit 4, and metering circuit 1 is used to connect with three-phase line
Connect, metering circuit 1 exports monitoring signals to control unit 5, and air mass sensor 21 is single to control by gas sensing circuit 2
First 5 delivery air quality signals, the make-and-break signal of the reception control unit 5 of load supplying control circuit 6 output, load supplying control
Circuit 6 is used to control the break-make between blower fan and three-phase circuit.
Reference picture 2, hardware protection circuit 3 include the first bridge arm, the second bridge arm, optoelectronic switch D9 and optoelectronic switch D8, Fig. 2
Upper figure is the circuit of the first bridge arm, and Fig. 2 figure below is the circuit of the second bridge arm, and the first bridge arm includes triode Q10, triode Q13
With electric capacity C101, triode Q10 base stage, triode Q13 emitter stage are connected with the connectivity port CTL1 of the first blower fan 31, and three
The emitter stage of pole pipe Q10 base stage is connected with control unit 5, triode Q13 base stage and the connectivity port of the second blower fan 32
CTL0 connections, electric capacity C101 are connected between triode Q13 base stage and colelctor electrode.
Second bridge arm includes triode Q11, triode Q12 and electric capacity C100, triode Q11 base stage, triode Q12
Emitter stage is connected with the connectivity port CTL0 of the second blower fan 32, and the emitter stage of triode Q11 base stage is connected with control unit 5,
Triode Q12 base stage is connected with the connectivity port CTL1 of the first blower fan 31, electric capacity C100 be connected to triode Q12 base stage and
Between colelctor electrode.
Reference picture 3, connectivity port CTL1 are connected with optoelectronic switch D9 signal control terminal, and optoelectronic switch D9's performs control
End is connected with each interface of the first blower fan 31.Connectivity port CTL0 is connected with optoelectronic switch D8 signal control terminal, and photoelectricity is opened
The execution control terminal for closing D8 is connected with each interface of the first blower fan 32.
For the statistics to power consumption, each phase real-time current, the situation of voltage are checked, is carried out to blower fan phase shortage, excessively stream, mistake
The software protection of pressure, HT7038 three-phase electric energy the special metering IC circuits, energy Real-time Feedback power consumption parameter, through control list are used
Member processing, gives rapid circuit protection, prevents from influenceing whole power utilization network because of trouble point.
By LCD display circuit show electricity consumption situation, prompt failure the reason for, if phase shortage, overvoltage, decompression, excessively stream etc.
Blower fan caused by factor can not start, and allowing maintenance personal to leaf through, LCD shows and quickly copes with failure, and recovering blower fan as early as possible normally makes
With, in order to avoid by bigger loss.
In order to improve security performance, hardware protection loop thermal overload relay, the hardware package of interdigitated interlock with the addition of
Shield, the dual circuitry protection of software and hardware is realized, sensitive, efficient, rapid disengagement failure source, protects blower fan.
Intelligentized control method is realized, in real time monitoring, reduce human cost input, with the addition of communication bus circuit, realize list
Individual controller is attached communication with whole control system.Accomplish that remote monitoring is dispatched, quickly solve the field conditions of each node,
Simultaneously rationally dispatch personnel to in-situ processing problem.
In order to prevent artificial carelessness to be controlled in time to blower fan, add gas sensing circuit 2 and pass through air
Control is forced in mass sensor, fire-fighting, and the switching value of fire resisting damper control feedback, progress is intelligentized to be automatically controlled, and realizes blower fan
Unlatching, closing and the switching of high low speed, realize it is quick, efficient, energy-conservation control.
Finally it is emphasized that the utility model is not limited to above-mentioned embodiment, such as play keel laid, the system of keel is installed
The changes such as the change of the change of producing material material, integrated floor structure and shape should also be included in the guarantor of the utility model claims
In the range of shield.
Claims (4)
1. Double Speed Fan controller, it is characterised in that including：
Control unit；
LCD display circuit, described control unit is to the LCD display circuit output display signal；
Key control circuit, the key control circuit is to described control unit output key signal；
Communication bus circuit, described control unit are used to be connected with intelligent terminal by the communication bus circuit；
Metering circuit, the metering circuit are used to be connected with three-phase line, and the metering circuit is exported to described control unit and supervised
Survey signal；
Air mass sensor and gas sensing circuit, the air mass sensor is by the gas sensing circuit to described
Control unit delivery air quality signal；
Load supplying control circuit, the load supplying control circuit receives the make-and-break signal of described control unit output, described
Load supplying control circuit is used to control the break-make between blower fan and three-phase circuit；
Hardware protection circuit, the hardware protection circuit include the first bridge arm and the second bridge arm；
First bridge arm includes the first triode, the second triode and the first electric capacity, the base stage of first triode, described
The emitter stage of second triode is connected with the first blower fan, and base stage and emitter stage and the described control unit of first triode connect
Connect, the base stage of second triode is connected with the second blower fan, base stage of first capacitance connection in second triode
Between colelctor electrode；
Second bridge arm includes the 3rd triode, the 4th triode and the second electric capacity, the base stage of the 3rd triode, described
The emitter stage of 4th triode is connected with second blower fan, and the emitter stage of the base stage of the 3rd triode and the control are single
Member connection, the base stage of the 4th triode are connected with first blower fan, and second capacitance connection is in the four or three pole
Between the base stage and colelctor electrode of pipe.
2. Double Speed Fan controller according to claim 1, it is characterised in that：
The hardware protection circuit also includes A.C. contactor and electrothermal relay, and the A.C. contactor is connected to first wind
Between machine and first bridge arm, the electrothermal relay is connected between second blower fan and second bridge arm.
3. Double Speed Fan system, including Double Speed Fan controller, the first blower fan and the second blower fan, it is characterised in that the double speed
Controller of fan includes：
Control unit；
LCD display circuit, described control unit is to the LCD display circuit output display signal；
Key control circuit, the key control circuit is to described control unit output key signal；
Communication bus circuit, described control unit are used to be connected with intelligent terminal by the communication bus circuit；
Metering circuit, the metering circuit are used to be connected with three-phase line, and the metering circuit is exported to described control unit and supervised
Survey signal；
Air mass sensor and gas sensing circuit, the air mass sensor is by the gas sensing circuit to described
Control unit delivery air quality signal；
Load supplying control circuit, the load supplying control circuit receives the make-and-break signal of described control unit output, described
Load supplying control circuit is used to control the break-make between blower fan and three-phase circuit；
Hardware protection circuit, the hardware protection circuit include the first bridge arm and the second bridge arm；
First bridge arm includes the first triode, the second triode and the first electric capacity, the base stage of first triode, described
The emitter stage of second triode is connected with the first blower fan, and emitter stage and the described control unit of the base stage of first triode connect
Connect, the base stage of second triode is connected with the second blower fan, base stage of first capacitance connection in second triode
Between colelctor electrode；
Second bridge arm includes the 3rd triode, the 4th triode and the second electric capacity, the base stage of the 3rd triode, described
The emitter stage of 4th triode is connected with second blower fan, and the emitter stage of the base stage of the 3rd triode and the control are single
Member connection, the base stage of the 4th triode are connected with first blower fan, and second capacitance connection is in the four or three pole
Between the base stage and colelctor electrode of pipe.
4. Double Speed Fan system according to claim 3, it is characterised in that：
The hardware protection circuit also includes A.C. contactor and electrothermal relay, and the A.C. contactor is connected to first wind
Between machine and first bridge arm, the electrothermal relay is connected between second blower fan and second bridge arm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720959563.2U CN207018229U (en) | 2017-08-02 | 2017-08-02 | Double Speed Fan controller and Double Speed Fan system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720959563.2U CN207018229U (en) | 2017-08-02 | 2017-08-02 | Double Speed Fan controller and Double Speed Fan system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207018229U true CN207018229U (en) | 2018-02-16 |
Family
ID=61477678
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720959563.2U Active CN207018229U (en) | 2017-08-02 | 2017-08-02 | Double Speed Fan controller and Double Speed Fan system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207018229U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109505791A (en) * | 2018-06-27 | 2019-03-22 | 成都富强电子电器科技有限公司 | A kind of fire-fighting Double Speed Fan intelligent controller |
| CN111503039A (en) * | 2020-05-29 | 2020-08-07 | 成都富强电子电器科技有限公司 | Fire control double speed fan controlling means |
-
2017
- 2017-08-02 CN CN201720959563.2U patent/CN207018229U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109505791A (en) * | 2018-06-27 | 2019-03-22 | 成都富强电子电器科技有限公司 | A kind of fire-fighting Double Speed Fan intelligent controller |
| CN109505791B (en) * | 2018-06-27 | 2024-02-09 | 成都富强电子电器科技有限公司 | Intelligent controller of fire-fighting double-speed fan |
| CN111503039A (en) * | 2020-05-29 | 2020-08-07 | 成都富强电子电器科技有限公司 | Fire control double speed fan controlling means |
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