CN203375502U - Automatic controller for fume exhauster - Google Patents

Automatic controller for fume exhauster Download PDF

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Publication number
CN203375502U
CN203375502U CN201320302209.4U CN201320302209U CN203375502U CN 203375502 U CN203375502 U CN 203375502U CN 201320302209 U CN201320302209 U CN 201320302209U CN 203375502 U CN203375502 U CN 203375502U
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CN
China
Prior art keywords
flame
blower fan
sensing signal
smoke exhaust
central processing
Prior art date
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Expired - Fee Related
Application number
CN201320302209.4U
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Chinese (zh)
Inventor
张伟顥
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Individual
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Individual
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Publication date
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Publication of CN203375502U publication Critical patent/CN203375502U/en
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Abstract

The utility model discloses an automatic control device of range hood, this range hood include a casing and one locate the fan in this casing, and this automatic control device includes: a flame sensor for sending a flame sensing signal when sensing the fire; and the central processing unit is electrically connected with the fan and the flame sensor and used for receiving the flame sensing signal of the flame sensor and starting the fan according to the flame sensing signal. Therefore, the utility model discloses an automatic control device has good sensing sensitivity, also can effectively avoid the emergence of malfunction simultaneously.

Description

The automaton of smoke exhaust
Technical field
The utility model is relevant for a kind of smoke exhaust, espespecially a kind of automaton of smoke exhaust.
Background technology
General housewife can determine according to the degree of oil smoke and high temperature whether to start smoke exhaust when culinary art, and often because want to save the expenditure of the electricity charge, so can not use smoke exhaust when culinary art as far as possible, but such result not only easily causes the indoor oil smoke that is covered with, also can produce injury to a certain degree to household's respiratory system simultaneously.
In order to address the above problem, TaiWan, China is announced the M356080 Patent Case, at the casing of smoke exhaust, one temperature sensitive member is set, in order to send induced signal to a controlling organization during higher than a default value at cooking temp, make controlling organization force the fan motor running of startup smoke exhaust, and then allow fan rotate to provide smoke discharging effect.But in aforementioned existing Patent Case, the induction heat energy of take is that the interference that main temperature sensitive member is easy to be subject to the context factor produces misoperation, avoid misoperation if want and during by the sensitivity of temperature sensitive member, but can cause temperature sensitive member can't accurately send the situation of induced signal.Therefore, necessity that is designed with improvement of this existing Patent Case.
The utility model content
Main purpose of the present utility model is to provide a kind of automaton of smoke exhaust, and it has good sensing sensitivity.
In order to reach above-mentioned purpose, automaton of the present utility model includes a flame sensor and a central processing unit.This flame sensor is in order to can send a flame sensing signal when sensing flame, and can stop sending this flame sensing signal during less than flame at sensing; This central processing unit is electrically connected a blower fan of this flame sensor and this smoke exhaust, in order to receive the flame sensing signal of this flame sensor, and starts this blower fan according to this flame sensing signal.
Wherein, this central processing unit is connected with a temperature sensor and a blower fan temperature sensor, one second temperature sensing signal sent in order to receive one first temperature sensing signal that this temperature sensor sends and this blower fan temperature sensor, and according to the fiducial value of this first, second temperature sensing signal and this blower fan is carried out to the adjustment of wind speed.
Wherein, between this central processing unit and this blower fan, be provided with a delay switch, in order to close at this blower fan of control after a time delay.
Wherein, the light source of this casing is located in this central processing unit electric connection one, in order to synchronous this light source of opening when starting this blower fan.
Wherein, this flame sensor is located at the casing of this smoke exhaust.
The beneficial effects of the utility model: thus, automaton of the present utility model only just can be controlled this blower fan entry into service when gas oven is lighted a fire, not only respond to speed fast and highly sensitive, simultaneously also be not easy to be subject to the impact of context factor and generation that misoperation is arranged.
The accompanying drawing explanation
Fig. 1 is the schematic diagram that the utility model is installed on smoke exhaust.
Fig. 2 is block diagram of the present utility model.
Symbol description
10 smoke exhausts
11 casings
12 blower fans
13 motors
14 fans
15 light sources
16 gas ovens
20 automatons
30 flame sensors
40 central processing units
42 control circuits
44 comparison circuits
50 delay switchs
60 temperature sensors
62 blower fan temperature sensors
The specific embodiment
Please first consult Fig. 1, for the smoke exhaust 10 that uses automaton 20 of the present utility model, smoke exhaust 10 shown in figure consists predominantly of a casing 11 be fixed on wall, be provided with a blower fan 12 in casing 11, blower fan 12 has the fan 14 of a motor 13 and a connecting motor 13, makes the driving that fan 14 can hard to bear motor 13 and rotates, in order to smoke discharging effect to be provided, in addition, casing 11 is provided with a light source 15, in order to illuminating effect to be provided.Please coordinate and consult Fig. 2, automaton 20 of the present utility model includes a flame sensor 30 and a central processing unit 40.
Flame sensor 30 can be installed on the close wall of gas oven 16 according to actual needs, the casing 11 of smoke exhaust 10 is interior or the position of the flame that other stove fire that can sense gas oven 16 produces, wherein take that to be installed in casing 11 be best aspect, in order to can send a flame sensing signal when sensing flame, after the stove fire of gas oven 16 is being closed, flame sensor 30 can be because sensing stops sending the flame sensing signal less than flame thereupon.
Central processing unit 40 is located in the casing 11 of smoke exhaust 10, and can combine with flame sensor 30 or minute be arranged.Central processing unit 40 has a control circuit 42, the motor 13 of control circuit 42 connecting fans 12, light source 15, and flame sensor 30, in order to receive the flame sensing signal of flame sensor 30, and send respectively a fan initiating signal and light source enabling signal motor 13 and the light source 15 to blower fan 12 according to the flame sensing signal, make the motor 13 of blower fan 12 can be activated with light source 15 simultaneously; In addition, be provided with a delay switch 50 between the motor 13 of central processing unit 40 and blower fan 12, shut down in order to the motor 13 control blower fan 12 after a time delay (at this, take for 5 seconds as example).
On the other hand, central processing unit 40 also has a comparison circuit 44, in order to connect a temperature sensor 60 and a blower fan temperature sensor 62, temperature sensor 60 wherein can be installed near on the wall of smoke exhaust 10 or casing 11 surfaces of smoke exhaust 10 according to actual needs, take and be installed on wall as implementing aspect at this, send one first temperature sensing signal in order to the sensing indoor temperature, 62 of blower fan temperature sensors are the positions that is installed in the casing 11 of smoke exhaust 10 and is close to blower fan 12, send one second temperature sensing signal in order to the sensing cooking temp, thus, the first temperature sensing signal of 44 meeting while of the comparison circuit receiving chamber temperature sensor 60 of central processing unit 40 and the second temperature sensing signal of blower fan temperature sensor 62, and by first, after comparing, the second temperature sensing signal sends a comparison signal to control circuit 42, make control circuit 42 adjust the rotating speed of blower fan 12.
Known via said structure, when the user is cooked work, as long as gas oven 16 flame occurs after opening, flame sensor 30 just can transmit the flame sensing signal to central processing unit 40, central processing unit 40 force start blower fans 12 are discharged fume, and open light source 15 simultaneously, raise gradually and make the fiducial value between the second temperature sensing signal of the first temperature sensing signal of temperature sensor 60 and blower fan temperature sensor 62 surpass a default value once the temperature of culinary art, central processing unit 40 can pass through received comparison signal and further the rotating speed of blower fan 12 be adjusted, in order to accelerate the smoke evacuation action, finally finish and during closed gas stove 16 when culinary art, flame sensor 30 can stop sending the flame sensing signal to central processing unit 40 by sensing less than flame, central processing unit 40 now can allow blower fan 12 continue running by delay switch 50, in order to the oil smoke by residual, discharge, until just can control blower fan 12 after time delay (at this, take for 5 seconds as example), shut down.
In sum, automaton 20 of the present utility model is just understood force start blower fan 12 and is discharged fume by the setting of flame sensor 30 when flame is arranged, the temperature sensitive member of using compared to existing Patent Case has better induction speed and sensitivity really, also is not easy to be subject to the impact of context factor and generation that misoperation is arranged simultaneously.
Finally, the utility model is taken off disclosed composed component in embodiment in front, only for illustrating, not is used for limiting scope of the present utility model, and substituting or changing of other equivalence element, also should be claim of the present utility model and contain.

Claims (5)

1. the automaton of a smoke exhaust, is characterized in that, this smoke exhaust includes a casing and and is located at the blower fan in this casing, and this automaton includes:
One flame sensor, in order to send a flame sensing signal when sensing flame; And
One central processing unit, be electrically connected this blower fan and this flame sensor, in order to receive the flame sensing signal of this flame sensor, and starts this blower fan according to this flame sensing signal.
2. the automaton of smoke exhaust as claimed in claim 1, it is characterized in that, this central processing unit is connected with a temperature sensor and a blower fan temperature sensor, one second temperature sensing signal sent in order to receive one first temperature sensing signal that this temperature sensor sends and this blower fan temperature sensor, and according to the fiducial value of this first, second temperature sensing signal and this blower fan is carried out to the adjustment of wind speed.
3. the automaton of smoke exhaust as claimed in claim 2, is characterized in that, between this central processing unit and this blower fan, is provided with a delay switch, in order to close at this blower fan of control after a time delay.
4. the automaton of smoke exhaust as claimed in claim 3, is characterized in that, the light source of this casing is located in this central processing unit electric connection one, in order to synchronous this light source of opening when starting this blower fan.
5. as the automaton of the described smoke exhaust of any one in claim 1 to 4, it is characterized in that, this flame sensor is located at the casing of this smoke exhaust.
CN201320302209.4U 2013-01-28 2013-05-29 Automatic controller for fume exhauster Expired - Fee Related CN203375502U (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
TW102201839U TWM457141U (en) 2013-01-28 2013-01-28 Automatic control device of kitchen hood
TW102201839 2013-01-28

Publications (1)

Publication Number Publication Date
CN203375502U true CN203375502U (en) 2014-01-01

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Application Number Title Priority Date Filing Date
CN201320302209.4U Expired - Fee Related CN203375502U (en) 2013-01-28 2013-05-29 Automatic controller for fume exhauster

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CN (1) CN203375502U (en)
TW (1) TWM457141U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104676689A (en) * 2014-04-18 2015-06-03 刘强 Implementation method for automatically controlling starting, stopping and exhaust amount of range hood
CN109588999A (en) * 2018-12-24 2019-04-09 浙江气派智能科技有限公司 Start the intelligent machine for stir-frying dishes of kitchen ventilator after a kind of igniting

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI512246B (en) * 2013-10-16 2015-12-11 Lite On Electronics Guangzhou Gas stove with flame detection

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104676689A (en) * 2014-04-18 2015-06-03 刘强 Implementation method for automatically controlling starting, stopping and exhaust amount of range hood
CN109588999A (en) * 2018-12-24 2019-04-09 浙江气派智能科技有限公司 Start the intelligent machine for stir-frying dishes of kitchen ventilator after a kind of igniting

Also Published As

Publication number Publication date
TWM457141U (en) 2013-07-11

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Legal Events

Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20140101

Termination date: 20170529

CF01 Termination of patent right due to non-payment of annual fee