CN206430222U - A kind of lampblack absorber air door change control system - Google Patents
A kind of lampblack absorber air door change control system Download PDFInfo
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- CN206430222U CN206430222U CN201621374893.7U CN201621374893U CN206430222U CN 206430222 U CN206430222 U CN 206430222U CN 201621374893 U CN201621374893 U CN 201621374893U CN 206430222 U CN206430222 U CN 206430222U
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- air door
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- electric pushrod
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Abstract
The utility model is related to a kind of lampblack absorber air door change control system.It is suggestion air door folding to solve lampblack absorber air door in the prior art, it is impossible to speed governing, the problem of function is single.System includes electric pushrod, commutating circuit unit, variable-speed unit, driver element, control unit, power subsystem, electric pushrod forms path by connecting after commutating circuit unit, speed changing circuit unit, driver element is connected with commutating circuit unit control end, and control unit is connected with driver element, variable-speed unit control respectively.The utility model has the advantages that adding the speed regulation function being opened and closed to air door, quick unlatching can be carried out to air door and is closed at a slow speed, it is suggestion air door folding to solve traditional lampblack absorber air door, it is impossible to speed governing, the problem of function is single.
Description
Technical field
The utility model is related to a kind of kitchen appliance technical field, and the lampblack absorber wind of gearshift adjustment can be carried out more particularly, to a kind of
Door change control system.
Background technology
The lampblack absorber with air door folding in the market, it is mostly simply easy to carry out air door folding, and can not enter
Row speed regulating control, if door closing force is too big, also can easily crush user's finger or body, produce harm, and the design of hommization is needed
It is adjusted perfect；And the national standard of product also can further add sternly in the clause of this secure context, this is required newly
Technology upgrading application reach requirement to meet.
The content of the invention
The utility model is mainly solution, and lampblack absorber air door is suggestion air door folding in the prior art, it is impossible to speed governing, work(
Can be single the problem of, can carry out the lampblack absorber air door change control system of gearshift adjustment there is provided a kind of.
Above-mentioned technical problem of the present utility model is mainly what is be addressed by following technical proposals：A kind of lampblack absorber wind
Door change control system, it is characterised in that：Including
Electric pushrod,
The commutating circuit unit of commutation work is carried out to electric pushrod,
The variable-speed unit that electric pushrod speed is adjusted,
Driver element for driving variable-speed unit,
Export the control unit instructed to electric pushrod gearshift adjustment
The power subsystem being powered to each unit,
Electric pushrod forms path by connecting after commutating circuit unit, speed changing circuit unit, driver element and commutation electricity
Road unit control end is connected, and control unit is connected with driver element, variable-speed unit control respectively.
The utility model adds the speed regulation function being opened and closed to air door, and quick unlatching can be carried out to air door and is closed at a slow speed
Close, it is suggestion air door folding to solve traditional lampblack absorber air door, it is impossible to speed governing, the problem of function is single.Needing quickly to open
When opening air door, control unit adjustment one group of high level of output makes electric pushrod quick rotation, when needing to close air door at a slow speed, control
Unit adjustment one group of low level of output processed makes electric pushrod slow rotation.If closing air door needs slowly closing, and also guaranteed
Air door is closed in place, speed Control can be carried out, control unit carries out pulse period duty cycle adjustment control.Power subsystem point
It is not connected with commutating circuit unit, driver element, control unit.Control unit sends control instruction to driver element, and driving is single
Control instruction is converted into corresponding pulse and is output to variable-speed unit by member.Variable-speed unit is under control unit control to pulse duration
Than being adjusted, speed changing effect is reached.
As a kind of preferred scheme, system also includes the collecting unit gathered to electric pushrod operating current, collecting unit
It is connected with control unit.Collecting unit gathers the motor working current of electric pushrod in this programme, is sent to control unit progress
Analysis, if electric current is excessive, judgement has a larger locked rotor current, and the air door that electric pushrod drives stall, or folder meet user,
Halt instruction is then exported immediately.Lampblack absorber air door is so effectively protected while also protecting the safety of user so that design
More hommization, also more meets the national standard of product.
As a kind of preferred scheme, in addition to power feedback power supply, power feedback power input and power supply
Unit is connected, and power feedback unit output end is connected with control unit.Power feedback collection power supply is defeated in this programme
The information of voltage gone out, then control unit progress power supply voltage stabilizing adjustment is fed back to, change feedback circuit parameter is thus adjusted, can
With adjust automatically electric power output voltage.
As a kind of preferred scheme, the variable-speed unit includes triode Q1, and triode Q1 base stages are connected with control unit,
Triode Q1 colelctor electrodes are connected with commutating circuit unit output end, triode Q1 grounded emitters.
As a kind of preferred scheme, the collecting unit includes resistance R1, resistance R2, electric capacity C1, and resistance R1 is connected to three
On line between pole pipe Q1 and ground, resistance R2 is connected on the line between triode Q1 and control unit, and the one of electric capacity C1
End connection control unit, electric capacity C1 other end ground connection.
As a kind of preferred scheme, the commutating circuit includes relay J1, relay J2, diode D1, diode D2,
Relay J1 includes coiler part J14, movable contact J11, stationary contact J12, stationary contact J13, and relay J2 includes coiler part
J24, movable contact J21, stationary contact J22, stationary contact J23, electric pushrod include the first output end and the second output end, electric pushrod
First output end is connected respectively to diode cathode and movable contact J11, and diode cathode is connected respectively to stationary contact J13 and commutation
Circuit unit output end, the output end of electric pushrod second is connected respectively to diode D2 negative poles and movable contact J21, and diode D2 is just
Pole is connected respectively to stationary contact J23 and commutating circuit unit output end, and stationary contact J12 and stationary contact J22 are connected respectively to power supply,
Coiler part J14 one end, coiler part J24 one end are connected respectively to power supply, and the coiler part J14 other ends, coiler part J24 are another
One end is connected respectively on the corresponding connecting pin of driver element.
As a kind of preferred scheme, the power feedback include resistance R14, resistance R15, resistance R16, resistance R17,
Resistance R18, triode Q2, voltage-stabiliser tube U3, electric capacity C7, optocoupler output diode, triode Q2 base stages are connected with control unit,
Triode Q2 grounded emitters, triode Q2 colelctor electrodes are connected to resistance R18 one end, the resistance R18 other ends respectively with resistance R16
One end, resistance R17 one end, resistance R15 one end, voltage-stabiliser tube U3 control ends are connected, and the resistance R16 other ends are connected to power subsystem,
The resistance R17 other ends are grounded, and the resistance R15 other ends are connected with electric capacity C7 one end, and the electric capacity C7 other ends are negative with voltage-stabiliser tube U3 respectively
Pole, resistance R14 one end, optocoupler output diode cathode be connected, voltage-stabiliser tube U3 plus earths, the resistance R4 other ends respectively with light
Coupling output end diode cathode, resistance R13 one end are connected, and the resistance R13 other ends are connected to power subsystem, optocoupler input and electricity
Source unit is connected.
Therefore, the utility model has the advantages that：The speed regulation function being opened and closed to air door is added, air door can be carried out fast
Speed is opened and closed at a slow speed, and it is suggestion air door folding to solve traditional lampblack absorber air door, it is impossible to speed governing, and function is single to ask
Topic.
Brief description of the drawings
Accompanying drawing 1 is a kind of electrical block diagram of the present utility model.
1- electric pushrod 2- commutating circuit unit 3- variable-speed unit 4- control unit 5- driver element 6- collecting units
7- power feedback unit 8- power subsystems
Embodiment
Below by embodiment, and with reference to accompanying drawing, the technical solution of the utility model is described in further detail.
Embodiment：
A kind of lampblack absorber air door change control system of the present embodiment, it is characterised in that：Including
Electric pushrod 1,
The commutating circuit unit 2 of commutation work is carried out to electric pushrod,
The variable-speed unit 3 that electric pushrod speed is adjusted,
Driver element 5 for driving variable-speed unit,
Export the control unit 4 instructed to electric pushrod gearshift adjustment
The power subsystem 8 being powered to each unit,
Electric pushrod forms path by connecting after commutating circuit unit, speed changing circuit unit, driver element and commutation electricity
Road unit control end is connected, and control unit is connected with driver element, variable-speed unit control respectively.Power subsystem is electric with commutation respectively
Road unit, driver element, control unit are connected.System also includes collecting unit 6 and power feedback unit 7, collecting unit
Be connected with control unit, power feedback unit input is connected with power subsystem, power feedback unit output end with
Control unit is connected.
Control unit includes control chip MCLR/RE3, and variable-speed unit includes triode Q1, triode Q1 base stages and control
The RC2 pin of unit are connected, and triode Q1 colelctor electrodes are connected with commutating circuit unit output end, triode Q1 grounded emitters.
Collecting unit includes resistance R1, resistance R2, electric capacity C1, and resistance R1 is connected to the line between triode Q1 and ground
On, resistance R2 is connected on the line between triode Q1 and control unit, electric capacity C1 one end connection control unit RC3 pin,
Electric capacity C1 other end ground connection.
Commutating circuit includes relay J1, relay J2, diode D1, diode D2, and relay J1 includes coiler part
J14, movable contact J11, stationary contact J12, stationary contact J13, relay J2 include coiler part J24, movable contact J21, stationary contact
J22, stationary contact J23, electric pushrod include the first output end and the second output end, and the output end of electric pushrod first is connected respectively to
Diode cathode and movable contact J11, diode cathode are connected respectively to stationary contact J13 and commutating circuit unit output end, electronic
The output end of push rod second is connected respectively to diode D2 negative poles and movable contact J21, and diode D2 positive poles are connected respectively to stationary contact
J23 and commutating circuit unit output end, stationary contact J12 and stationary contact J22 are connected respectively to power supply, coiler part J14 one end, line
Circle part J24 one end is connected respectively to power supply, and the coiler part J14 other ends are connected on driver element out2 pin, coiler part
The J24 other ends are connected on driver element out1 pin.
Power feedback includes resistance R14, resistance R15, resistance R16, resistance R17, resistance R18, triode Q2, voltage stabilizing
Pipe U3, electric capacity C7, optocoupler output diode, triode Q2 base stages are connected with control unit RC1 pin, and triode Q2 emitter stages connect
Ground, triode Q2 colelctor electrodes are connected to resistance R18 one end, the resistance R18 other ends respectively with resistance R16 one end, resistance R17 mono-
End, resistance R15 one end, voltage-stabiliser tube U3 control ends are connected, and the resistance R16 other ends are connected to power subsystem, another terminations of resistance R17
Ground, the resistance R15 other ends are connected with electric capacity C7 one end, the electric capacity C7 other ends respectively with voltage-stabiliser tube U3 negative poles, resistance R14 one end,
Optocoupler output diode cathode be connected, voltage-stabiliser tube U3 plus earths, the resistance R4 other ends respectively with optocoupler output diode
Positive pole, resistance R13 one end are connected, and the resistance R13 other ends are connected to power subsystem, and optocoupler input is connected with power subsystem.
Specific embodiment described herein is only to the utility model spirit explanation for example.The utility model institute
Category those skilled in the art can make various modifications or supplement or using similar to described specific embodiment
Mode substitute, but without departing from spirit of the present utility model or surmount scope defined in appended claims.
Although more having used the terms such as control unit, driver element, variable-speed unit, collecting unit herein, not
Exclude the possibility using other terms.It is of the present utility model just for the sake of more easily describing and explaining using these terms
Essence；Any additional limitation is construed as all to disagree with the utility model spirit.
Claims (7)
1. a kind of lampblack absorber air door change control system, it is characterised in that：Including
Electric pushrod,
The commutating circuit unit of commutation work is carried out to electric pushrod,
The variable-speed unit that electric pushrod speed is adjusted,
Driver element for driving variable-speed unit,
Export the control unit instructed to electric pushrod gearshift adjustment
The power subsystem being powered to each unit,
Electric pushrod forms path by connecting after commutating circuit unit, speed changing circuit unit, driver element and commutating circuit list
First control end is connected, and control unit is connected with driver element, variable-speed unit control respectively.
2. a kind of lampblack absorber air door change control system according to claim 1, it is characterized in that also including to electric pushrod
The collecting unit of operating current collection, collecting unit is connected with control unit.
3. a kind of lampblack absorber air door change control system according to claim 1 or 2, feeds back it is characterized in that also including power supply
Circuit unit, power feedback unit input is connected with power subsystem, and power feedback unit output end is single with control
Member is connected.
4. a kind of lampblack absorber air door change control system according to claim 2, it is characterized in that the variable-speed unit includes
Triode Q1, triode Q1 base stages are connected with control unit, and triode Q1 colelctor electrodes are connected with commutating circuit unit output end, and three
Pole pipe Q1 grounded emitters.
5. a kind of lampblack absorber air door change control system according to claim 4, it is characterized in that the collecting unit includes
Resistance R1, resistance R2, electric capacity C1, resistance R1 are connected on the line between triode Q1 and ground, and resistance R2 is connected to triode
On line between Q1 and control unit, electric capacity C1 one end connection control unit, electric capacity C1 other end ground connection.
6. a kind of lampblack absorber air door change control system according to claim 1 or 2 or 4 or 5, it is characterized in that the commutation
Circuit includes relay J1, relay J2, diode D1, diode D2, and relay J1 includes coiler part J14, movable contact
J11, stationary contact J12, stationary contact J13, relay J2 include coiler part J24, movable contact J21, stationary contact J22, stationary contact
J23, electric pushrod includes the first output end and the second output end, and the output end of electric pushrod first is connected respectively to diode cathode
With movable contact J11, diode cathode is connected respectively to stationary contact J13 and commutating circuit unit output end, and electric pushrod second is defeated
Go out end and be connected respectively to diode D2 negative poles and movable contact J21, diode D2 positive poles are connected respectively to stationary contact J23 and commutation electricity
Road unit output end, stationary contact J12 and stationary contact J22 are connected respectively to power supply, coiler part J14 one end, coiler part J24 mono-
End is connected respectively to power supply, and the coiler part J14 other ends, that the coiler part J24 other ends are connected respectively to driver element is corresponding
On connecting pin.
7. a kind of lampblack absorber air door change control system according to claim 3, it is characterized in that the power feedback
Including resistance R14, resistance R15, resistance R16, resistance R17, resistance R18, triode Q2, voltage-stabiliser tube U3, electric capacity C7, optocoupler output
Diode is held, triode Q2 base stages are connected with control unit, and triode Q2 grounded emitters, triode Q2 colelctor electrodes are connected to electricity
R18 one end is hindered, the resistance R18 other ends are controlled with resistance R16 one end, resistance R17 one end, resistance R15 one end, voltage-stabiliser tube U3 respectively
End is connected, and the resistance R16 other ends are connected to power subsystem, resistance R17 other ends ground connection, the resistance R15 other ends and electric capacity C7 mono-
End is connected, and the electric capacity C7 other ends are connected with voltage-stabiliser tube U3 negative poles, resistance R14 one end, optocoupler output diode cathode respectively, surely
Pressure pipe U3 plus earths, the resistance R4 other ends are connected with optocoupler output diode cathode, resistance R13 one end respectively, resistance R13
The other end is connected to power subsystem, and optocoupler input is connected with power subsystem.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621374893.7U CN206430222U (en) | 2016-12-15 | 2016-12-15 | A kind of lampblack absorber air door change control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621374893.7U CN206430222U (en) | 2016-12-15 | 2016-12-15 | A kind of lampblack absorber air door change control system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206430222U true CN206430222U (en) | 2017-08-22 |
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ID=59587377
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621374893.7U Active CN206430222U (en) | 2016-12-15 | 2016-12-15 | A kind of lampblack absorber air door change control system |
Country Status (1)
| Country | Link |
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| CN (1) | CN206430222U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109931865A (en) * | 2019-03-26 | 2019-06-25 | 宁波奥克斯电气股份有限公司 | The detection device and method, smoke machine of air door folding angle |
-
2016
- 2016-12-15 CN CN201621374893.7U patent/CN206430222U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109931865A (en) * | 2019-03-26 | 2019-06-25 | 宁波奥克斯电气股份有限公司 | The detection device and method, smoke machine of air door folding angle |
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