CN207648882U - A kind of smoke exhaust ventilator - Google Patents
A kind of smoke exhaust ventilator Download PDFInfo
- Publication number
- CN207648882U CN207648882U CN201721350685.8U CN201721350685U CN207648882U CN 207648882 U CN207648882 U CN 207648882U CN 201721350685 U CN201721350685 U CN 201721350685U CN 207648882 U CN207648882 U CN 207648882U
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- China
- Prior art keywords
- collecting hood
- fume collecting
- exhaust fume
- kitchen range
- venthole
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Abstract
A kind of smoke exhaust ventilator disclosed by the utility model is mounted on the top of the cookers such as kitchen range, including：Exhaust fume collecting hood, the flue being communicated at the top of exhaust fume collecting hood and the wind turbine in flue, exhaust fume collecting hood is equipped with cover board relative to kitchen range side, cover board forms cavity with exhaust fume collecting hood, cover board is equipped with several ventholes, for the sum of area of several ventholes as the cross-sectional area of the wind turbine, it is possible that exhaust fume collecting hood is moved up and down relative to kitchen range.No matter the wind turbine of the smoke exhaust ventilator is in strong wind, apoplexy, small wind, minimize in use it is distinguished and admirable during loss, so design can save energy consumption, and can effectively prevent oil smoke to external diffusion under the action of dual air curtain, ensure the health of kitchen personnel.Intelligentized control method is simple and convenient, and can oil smoke fast and effectively be detached kitchen.
Description
Technical field
The utility model is related to the technical field of smoke exhaust ventilator, more particularly to a kind of smoke exhaust ventilator.
Background technology
Current smoke exhaust ventilator is all mounted on a certain level altitude on wall, once installation fixation cannot change
Become, if installation is excessively high, outdoor cannot be fully discharged in the oil smoke that when cooking generates, this just brings serious pollution to kitchen,
The health of the staff in kitchen is damaged simultaneously；If installation is too low, this will be to the staff's in kitchen
Work causes to hinder.
Utility model content
The purpose of this utility model is to provide a kind of smoke exhaust ventilator, solve one in above-mentioned prior art problem or
It is multiple.
The utility model provides a kind of smoke exhaust ventilator, is mounted on the top of the cookers such as kitchen range, including：Exhaust fume collecting hood,
The flue being communicated at the top of exhaust fume collecting hood and the wind turbine in flue, exhaust fume collecting hood are equipped with cover board, cover board relative to kitchen range side
Cavity is formed with exhaust fume collecting hood, cover board is equipped with several ventholes, the cross-sectional area of the sum of area of several ventholes and the wind turbine
Equally, it is possible that exhaust fume collecting hood is moved up and down relative to kitchen range.
When the wind turbine of smoke exhaust ventilator starts, the air-flow below smoke exhaust ventilator will enter cigarette by several ventholes of cover board
Road, since the sum of area of venthole is as the cross-sectional area of wind turbine, it will not be hit when air-flow enters flue,
It not will produce vortex, and be to continue with retaining layer stream, to which no matter wind turbine is in strong wind, apoplexy, small wind, minimize in use
It is distinguished and admirable during loss.
In some embodiments, venthole is divided into the first venthole and the second venthole, and the first venthole is uniformly distributed
In the edge of exhaust fume collecting hood, the second venthole is distributed in circular, and the second venthole is corresponding with the stove mouth of kitchen range and second
Projection of the venthole on kitchen range covers the stove mouth on kitchen range.That is the internal diameter of projection of the second venthole on kitchen range is more than kitchen range
On stove mouth outer diameter.
It is acted on by the draft of wind turbine, low pressure or even negative pressure state is in below exhaust fume collecting hood so that the oil smoke of surrounding
Exhaust fume collecting hood is floated towards, can be gone hither and thither to avoid oil smoke.The setting of first venthole, kitchen range stove mouth are formed about first of air curtain,
It prevents oil smoke to external diffusion, second air curtain is formed in the edge of exhaust fume collecting hood by being arranged for the second venthole, prevents oil
Cigarette is to external diffusion.
In some embodiments, further include mounting bracket, motor, transmission mechanism, mounting bracket is fixed on metope, motor installation
On mounting bracket, transmission mechanism is mounted on mounting bracket and is driven by motor, and exhaust fume collecting hood is connect by connector with transmission mechanism
And it is moved up and down relative to the kitchen range.
In some embodiments, transmission mechanism includes at least a lead screw, the first nut and the second nut, lead screw one end
Equipped with shaft coupling, shaft coupling is connected to the motor, and the other end of lead screw is equipped with bearing, and bearing is installed on bearing block, bearing block and peace
It shelves and is fixedly connected, the first nut and the second nut are sequentially arranged on lead screw from top to bottom, and the first nut and the second nut are used
In connection connector.
In some embodiments, transmission mechanism further includes limited block, and limited block is fixedly connected with mounting bracket, limited block pair
Stroke of second nut on lead screw is limited.On the travel limit to kitchen range that limited block moves down exhaust fume collecting hood on frying pan
Side, prevents the cover board of exhaust fume collecting hood from being contacted with frying pan.
In some embodiments, further include intelligence control system, wherein the importation of intelligence control system includes oil
Smoke density detection module is detected oil smoke by TGS2100 sensors, keyboard input module, and controller is microcontroller
STC12C5A32S2, output par, c show that current oil smoke concentration, first motor control module use PWM tune by 7 segment numeral pipes
Wide progress stepless time adjustment is for controlling wind turbine, the second motor control module for controlling motor.
TGS2100 smoke sensor devices carry out oil smoke detection, by the aerial content of oil smoke (i.e. concentration) be converted to compared with
Strong voltage signal carries out A/D conversions by analog-to-digital conversion ADC0832 chips, analog quantity is converted into digital signal and is sent to monolithic
Machine completes signal-data processing by microcontroller.When having detected oil smoke, microcontroller exports pulse, starts wind turbine, oil smoke is taken out
Go out；When detecting that oil smoke concentration is excessive, microcontroller exports pulse, starts motor, by transmission mechanism by exhaust fume collecting hood to moving down
The top for moving the frying pan to kitchen range, prevents oil smoke to external diffusion.When oil smoke concentration is normal or kitchen work personnel are to frying pan
When being operated, exhaust fume collecting hood can be reset to original position by the reset key by input module, to not influence kitchen
The operation of room staff.
It in some embodiments, can also be by being remotely controlled the operation switched to wind turbine and motor.Include in remote control
Fan switch button, fan speed regulation button, motor rotate and reverse button.Wherein, fan switch button can control smoke pumping
The switch of machine wind turbine, fan speed regulation button the wind speed of fume exhaust fan blower can be divided into it is large, medium and small, motor rotate forward button can
To drop to exhaust fume collecting hood right over kitchen range frying pan, exhaust fume collecting hood can be risen to home position by motor reversal button.
In some embodiments, flue inner wall, which is located at below wind turbine, is coated with hydrophobic oleophobic dope layer.The hydrophobic oleophobic
Coating wishes the buying of gloomy Meike new material Science and Technology Ltd., model YCP0001 from Guangzhou.Through the nano coating, treated
Smoke exhaust ventilator, oil droplet can slide automatically, and remaining a small amount of greasy dirt can be shrunk to round bead shape automatically, to be acted in the draft of wind turbine
Under, it is emitted into outside kitchen.Make that clearing up smoke extractor becomes simple, conveniently while improving smoke pumping efficiency, is no longer thick
Greasy dirt it is anxious.
Description of the drawings
Fig. 1 is a kind of upward view of smoke exhaust ventilator in one embodiment of the utility model；
Fig. 2 is a kind of front view of smoke exhaust ventilator in one embodiment of the utility model；
Fig. 3 is a kind of right view of smoke exhaust ventilator in one embodiment of the utility model；
Fig. 4 is a kind of left view of smoke exhaust ventilator in one embodiment of the utility model；
Fig. 5 is a kind of rearview of smoke exhaust ventilator in one embodiment of the utility model；
Fig. 6 is a kind of vertical view of smoke exhaust ventilator in one embodiment of the utility model；
Fig. 7 is a kind of schematic diagram of the oscilaltion of smoke exhaust ventilator in one embodiment of the utility model.
Specific implementation mode
With reference to the accompanying drawings of the specification, the utility model is described in more detail.
As shown in figures 1 to 6,
A kind of smoke exhaust ventilator is mounted on the top of the cookers such as kitchen range, including：Exhaust fume collecting hood 1 is communicated in exhaust fume collecting hood
The flue 3 and the wind turbine 4 in flue 3 at 1 top, exhaust fume collecting hood 1 are equipped with cover board 2, cover board 2 and exhaust fume collecting hood relative to kitchen range side
1 forms cavity, and cover board 2 is equipped with several ventholes, and the sum of area of several ventholes collects cigarette as the cross-sectional area of wind turbine 4
It is possible that cover 1 is moved up and down relative to kitchen range.
Specifically, exhaust fume collecting hood 1 can be plastic material or stainless steel, exhaust fume collecting hood 1 and cover board 2 pass through engaging
Mode is detachably connected, and cavity is formed between exhaust fume collecting hood 1 and cover board 2, and flue 3 is connected with exhaust fume collecting hood 1, and flue 3 passes through
Hose is connected to outside kitchen so that the oil smoke for being pumped into cavity is discharged to by flue 3 outside kitchen.
Further, venthole is divided into the first venthole 21 and the second venthole 22, and the first venthole 21 is evenly distributed on
The edge of exhaust fume collecting hood 1, the second venthole 22 are distributed in circular, and the second venthole 22 is corresponding with the stove mouth of kitchen range and the
Projection of two ventholes 22 on kitchen range covers the stove mouth on kitchen range.Specifically, projection of second venthole 22 on kitchen range is in
The inner circle of annular shape, the annulus covers the stove mouth on kitchen range, outer edge 10cm or so of the inner circle from stove mouth.
Further, further include mounting bracket 5, motor 7, transmission mechanism, mounting bracket 5 is secured by bolts in metope, motor 7
On mounting bracket 5, transmission mechanism is mounted on mounting bracket 5 and is driven by motor 7, and exhaust fume collecting hood 1 passes through connector 11 and biography
Motivation structure is connected and is moved up and down relative to kitchen range.
Further, transmission mechanism includes an at least lead screw 6, the first nut 9 and the second nut 10, and 6 one end of lead screw is set
There is shaft coupling, shaft coupling to be connected with motor 7, the other end of lead screw 6 is equipped with bearing, and bearing is installed on bearing block 8, bearing block 8 with
Mounting bracket 5 is fixedly connected, and the first nut 9 and the second nut 10 are sequentially arranged at from top to bottom on lead screw 6, the first nut 9 and
Two nuts 10 are for connecting connector 11.Wherein, the first nut 9 and the second nut 10 have internal thread, are set on leading screw 6,
It can make a relative move.
Specifically, connector 11, for connecting exhaust fume collecting hood 1 and transmission mechanism, connector 11 is stainless steel stent, by with
First nut 9 and the second nut 10 are secured by bolts in the connection of leading screw 6, are fixedly connected with the top of exhaust fume collecting hood 1 by bolt,
To drive exhaust fume collecting hood 1 to be relatively moved relative to leading screw 6.Connector 11 can be designed as triangular structure of right angle, intermediate cam
The bottom edge of shape is bolted to connection with exhaust fume collecting hood, and another right-angle side is connect with the first nut 9 and the second nut 10, so
Design, can reduce the stress of connector 11 as far as possible so that the smoke exhaust ventilator of the embodiment of the present application is more firm.
Further, transmission mechanism includes two leading screws, is so designed, the more stable connector 11 of energy.
Further, further include limited block 12, limited block 12 is fixedly connected with mounting bracket 5.Specifically, limited block 12 is not
Become rusty steel construction, is arranged on mounting bracket 5 by welding, and by cooperating with the second nut 10, limitation exhaust fume collecting hood declines most
Low clearance.
Further, 3 inner-wall spraying of flue has hydrophobic oleophobic dope layer.When oil smoke by the nano coating treated take out
When kitchen ventilator flue 3, oil droplet can slide automatically, and remaining a small amount of greasy dirt can be shrunk to round bead shape automatically, in the pumping of wind turbine
Under force effect, it is emitted into outside kitchen.
Operation principle：When culinary art generates oil smoke, the wind turbine 4 of smoke exhaust ventilator is opened, the air-flow below smoke exhaust ventilator will be led to
Several ventholes for crossing cover board 2 enter flue 3, since the sum of area of venthole is as the cross-sectional area of wind turbine, gas
Stream will not be hit when entering flue 3, not will produce vortex, and be to continue with retaining layer stream；And acted in the draft of wind turbine 4,
1 lower section of exhaust fume collecting hood is in low pressure or even negative pressure state so that the oil smoke of surrounding floats towards exhaust fume collecting hood, can be to avoid oil smoke everywhere
It runs helter-skelter.The setting of first venthole 21, kitchen range stove mouth are formed about first of air curtain, prevent oil smoke to external diffusion, pass through second
Being arranged for venthole 22 forms second air curtain in the edge of exhaust fume collecting hood 1, prevents oil smoke to external diffusion.
As shown in fig. 7,
When oil smoke concentration is excessive, motor 7 can be controlled, under the action of transmission mechanism, exhaust fume collecting hood 1 drops to kitchen range
Frying pan right over oil smoke is detached；When oil smoke concentration is normal or staff needs to operate frying pan, control
Motor 7 processed inverts, and exhaust fume collecting hood 1 is reset to home position.
Exhaust fume collecting hood 1 can be operated by intelligence control system, the importation of wherein intelligence control system includes
Oil smoke concentration detection module is detected oil smoke by TGS2100 sensors, keyboard input module, and controller is microcontroller
STC12C5A32S2, output par, c show that current oil smoke concentration, first motor control module use PWM tune by 7 segment numeral pipes
Wide progress stepless time adjustment is for controlling wind turbine 4, the second motor control module for controlling motor 7.
TGS2100 smoke sensor devices carry out oil smoke detection, by the aerial content of oil smoke (i.e. concentration) be converted to compared with
Strong voltage signal carries out A/D conversions by analog-to-digital conversion ADC0832 chips, analog quantity is converted into digital signal and is sent to monolithic
Machine completes signal-data processing by microcontroller.When having detected oil smoke, microcontroller exports pulse, starts wind turbine 4, by oil smoke
Extraction；When detecting that oil smoke concentration is excessive, microcontroller export pulse, start motor 7, by transmission mechanism by exhaust fume collecting hood 1 to
Under be moved to the top of frying pan on kitchen range, prevent oil smoke to external diffusion.When oil smoke concentration is normal or kitchen work personnel couple
When frying pan is operated, exhaust fume collecting hood 1 can be reset to original position by the reset key by input module, to not
Influence the operation of kitchen work personnel.
It can also be by being remotely controlled the operation switched to wind turbine 4 and motor 7.Include fan switch button, wind in remote control
Machine speed governing button, motor rotate and reverse button.Wherein, fan switch button can control the switch of fume exhaust fan blower 4, wind
The wind speed of fume exhaust fan blower 4 can be divided into large, medium and small by machine speed governing button, and motor 7 rotates forward button can will be under exhaust fume collecting hood 1
It is down to right over kitchen range frying pan, motor 7, which inverts button, to rise to home position by exhaust fume collecting hood 1.
No matter a kind of wind turbine of smoke exhaust ventilator in embodiment provided by the utility model is in strong wind, apoplexy, small wind,
Minimize in use it is distinguished and admirable during loss, can so save energy consumption, and can be effective under the action of dual air curtain
It prevents oil smoke to external diffusion, ensures the health of kitchen personnel.Intelligentized control method is simple and convenient, and can fast and effectively will be oily
Cigarette detaches kitchen.
Presented above is only the preferred embodiment of the utility model, it is noted that those skilled in the art,
Without departing from the concept of the present invention, various modifications and improvements can be made, these also should be regarded as this reality
Within novel protection domain.
Claims (6)
1. a kind of smoke exhaust ventilator is mounted on the top of the cookers such as kitchen range, including：Exhaust fume collecting hood (1) is communicated in exhaust fume collecting hood
(1) flue (3) at the top of and the wind turbine (4) in flue (3), which is characterized in that the exhaust fume collecting hood (1) is relative to the stove
Have side and be equipped with cover board (2), the cover board (2) forms cavity with the exhaust fume collecting hood (1), and the cover board (2) is equipped with several ventilations
Hole, the sum of area of several ventholes is as the cross-sectional area of the wind turbine (4), and the exhaust fume collecting hood (1) is relative to institute
It is possible to state kitchen range and move up and down.
2. a kind of smoke exhaust ventilator according to claim 1, which is characterized in that the venthole is divided into the first venthole (21)
With the second venthole (22), first venthole (21) is evenly distributed on the edge of the exhaust fume collecting hood (1), and described second
Venthole (22) is distributed in circular, and second venthole (22) is corresponding with the stove mouth of the kitchen range and described second ventilates
Projection of the hole (22) on the kitchen range covers the stove mouth on the kitchen range.
3. a kind of smoke exhaust ventilator according to claim 1, which is characterized in that further include mounting bracket (5), motor (7), transmission
Mechanism, the mounting bracket (5) are fixed on metope, and the motor (7) is mounted on mounting bracket (5), and the transmission mechanism is mounted on
It is driven on mounting bracket (5) and by the motor (7), the exhaust fume collecting hood (1) is connect with transmission mechanism by connector (11) and phase
The kitchen range are moved up and down.
4. a kind of smoke exhaust ventilator according to claim 3, which is characterized in that the transmission mechanism includes an at least lead screw
(6), the first nut (9) and the second nut (10), described lead screw (6) one end are equipped with shaft coupling, the shaft coupling and the motor
(7) it is connected, the other end of the lead screw (6) is equipped with bearing, and the bearing is installed on bearing block (8), the bearing block (8) and institute
It states mounting bracket (5) to be fixedly connected, first nut (9) and the second nut (10) are sequentially arranged at the lead screw from top to bottom
(6) on, first nut (9) and the second nut (10) are for connecting the connector (11).
5. a kind of smoke exhaust ventilator according to claim 4, which is characterized in that further include limited block (12), the limited block
(12) it is fixedly connected with mounting bracket (5).
6. a kind of smoke exhaust ventilator according to claim 1, which is characterized in that flue (3) inner-wall spraying has hydrophobic dredge
Oil paint layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721350685.8U CN207648882U (en) | 2017-10-19 | 2017-10-19 | A kind of smoke exhaust ventilator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721350685.8U CN207648882U (en) | 2017-10-19 | 2017-10-19 | A kind of smoke exhaust ventilator |
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| Publication Number | Publication Date |
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| CN207648882U true CN207648882U (en) | 2018-07-24 |
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| CN201721350685.8U Active CN207648882U (en) | 2017-10-19 | 2017-10-19 | A kind of smoke exhaust ventilator |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107504541A (en) * | 2017-10-19 | 2017-12-22 | 沈宏 | A kind of smoke exhaust ventilator |
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2017
- 2017-10-19 CN CN201721350685.8U patent/CN207648882U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107504541A (en) * | 2017-10-19 | 2017-12-22 | 沈宏 | A kind of smoke exhaust ventilator |
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