CN206669833U - High-static pressure fan system and range hood - Google Patents
High-static pressure fan system and range hood Download PDFInfo
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- CN206669833U CN206669833U CN201720303430.XU CN201720303430U CN206669833U CN 206669833 U CN206669833 U CN 206669833U CN 201720303430 U CN201720303430 U CN 201720303430U CN 206669833 U CN206669833 U CN 206669833U
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- static pressure
- back pressure
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- air quantity
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- 230000003068 static effect Effects 0.000 claims abstract description 45
- 239000000779 smoke Substances 0.000 claims abstract description 33
- 238000001514 detection method Methods 0.000 claims abstract description 16
- 238000012546 transfer Methods 0.000 claims abstract description 6
- 230000008859 change Effects 0.000 claims description 6
- 239000003517 fume Substances 0.000 abstract description 9
- 230000000694 effects Effects 0.000 abstract description 8
- 238000007599 discharging Methods 0.000 abstract description 6
- 230000006870 function Effects 0.000 description 7
- 238000010411 cooking Methods 0.000 description 3
- 230000007423 decrease Effects 0.000 description 2
- 238000005286 illumination Methods 0.000 description 2
- 238000009423 ventilation Methods 0.000 description 2
- 239000006096 absorbing agent Substances 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 235000019504 cigarettes Nutrition 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000006233 lamp black Substances 0.000 description 1
- 238000013507 mapping Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000003595 mist Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
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Abstract
The utility model provides a kind of high-static pressure fan system and range hood.The high-static pressure fan system, including blower fan, for exporting certain air quantity and static pressure；The DC brushless motor being connected with the blower fan, different air quantity and static pressure are exported for the blower fan according to different rotating speed and power drive；The control device being connected with the DC brushless motor, for controlling the rotating speed and power of the DC brushless motor；The back pressure detection sensor for being arranged in common flue and being connected with the control device, for detecting back pressure of the blower fan at the air outlet in common flue, and obtained back pressure information transfer will be detected to the control device.Technical scheme provided by the utility model, can be according to kitchen fume size and common flue back pressure situation, and air quantity and static pressure to blower fan are adjusted in real time, obtain good smoke discharging effect.
Description
Technical field
Field of kitchen electric appliance equipment technical field is the utility model is related to, more particularly to a kind of high-static pressure fan system and fume-exhausting
Machine.
Background technology
At present, most of house is all the very high the commercial house of floor, and kitchen is all using the common flue smoke evacuation concentrated.But
It is can have certain resistance during using common flue central exhaust, floor more high-drag is bigger.When same floor has more
Range hood works simultaneously when, the resistance in common flue will be very big, can have a strong impact on the range hood of each subscriber household
Mist extractor effect.Therefore, only increase the blast of range hood and increase air quantity, just range hood can be made swimmingly to continue to public affairs
Flue air draft altogether.But the air quantity gear of the range hood in conventional art is fixed, is become regardless of kitchen fume size
Change, can only also select to fix gear and be adjusted, good smoke discharging effect can not be obtained；Moreover, traditional range hood gear
It can only rely on and manually be adjusted, the gear air quantity of range hood can not be carried out according to common flue actual resistance size cases
Regulation in real time, it is laborious time-consuming, have an effect on smoke discharging effect.
Utility model content
Above-mentioned to solve the problems, such as based on this, the utility model provides a kind of high-static pressure fan system and range hood, can
So that according to kitchen fume size and common flue back pressure situation, air quantity and static pressure to blower fan are adjusted in real time, obtain good
Smoke discharging effect.
Its technical scheme is as follows：
A kind of high-static pressure fan system, including
Blower fan, for exporting certain air quantity and static pressure；
The DC brushless motor being connected with the blower fan, exported for the blower fan according to different rotating speed and power drive
Different air quantity and static pressure；
The control device being connected with the DC brushless motor, for controlling the rotating speed and work(of the DC brushless motor
Rate；
The back pressure detection sensor for being arranged in common flue and being connected with the control device, for detecting the blower fan
The back pressure at air outlet in common flue, and obtained back pressure information transfer will be detected to the control device.
Further technical scheme is illustrated below：
Further, the control device includes back pressure storage comparison module, for storing the back pressure detection sensor
Compared with detecting obtained back pressure value and storing the preset value stored in comparison module with the back pressure；
And the motor control module being connected with back pressure storage comparison module, control the brush DC for adjusting
The power output and rotating speed of motor.
Further, when the back pressure value that the back pressure detection sensor obtains is less than or equal to preset value, the blower fan
Keep former shift function, the control device does constant power output control, the DC brushless motor keep constant rotating speed and
Power, the blower fan keep constant static pressure and air quantity.
Further, when the back pressure value that the back pressure detection sensor obtains is more than preset value, the blower fan, which starts, to patrol
Boat function, the control device do variable power control, and the DC brushless motor changes rotating speed and power, and the driving blower fan changes
Become static pressure and air quantity.
Further, in addition to the control device oil smoke sensor being connected is dense for detecting the oil smoke in kitchen
Degree.
Further, it is described when the oil smoke concentration value that the oil smoke sensor detects to obtain is less than or equal to preset value
DC brushless motor keeps constant rotating speed and power, and the blower fan keeps constant static pressure and air quantity.
Further, when the oil smoke concentration value that the oil smoke sensor detects to obtain is more than preset value, the direct current without
Brush motor changes rotating speed and power, and the driving blower fan changes static pressure and air quantity.
Further, in addition to the control device display device being connected, for showing the operation shape of the blower fan
State.
Further, the display device includes display picture storage module, for storing the wind of the default blower fan
The picture file of amount and gear information；
And the display screen being connected with the picture storage module, for obtaining and showing the air quantity and gear of the blower fan
The picture of information.
In addition, the utility model also proposes a kind of range hood, including high-static pressure fan system as described above.
The utility model has the advantages that：Blower fan is done entirely to blower fan output static pressure automatically according to the change of back pressure
The adjustment of blast scope, during intelligent cruise function on, airflow value can show different air quantity under different back pressures.So that can
So that according to kitchen fume size and common flue back pressure situation, air quantity and static pressure to blower fan are adjusted in real time, obtain good
Smoke discharging effect.
Brief description of the drawings
Fig. 1 is the structural schematic block diagram of high-static pressure fan system described in the utility model embodiment.
Description of reference numerals：
10- blower fans, 20- DC brushless motors, 30- control devices, 40- back pressure detection sensors, 50- display devices.
Embodiment
Embodiment of the present utility model is described in detail below：
As shown in figure 1, the utility model proposes a kind of high-static pressure fan system, including blower fan 10, connect with the blower fan 10
The DC brushless motor 20 connect, the control device 30 being connected with the DC brushless motor 20, be arranged in common flue and with
The back pressure detection sensor 40 that the control device 30 connects, and the display device 50 being connected with the control device 30.And
And the blower fan 10 can be used for exporting certain air quantity and static pressure, the air quantity of output can be adjusted according to the oil smoke size in kitchen
It is whole, and the static pressure size exported can be adjusted according to blower fan back pressure；And the DC brushless motor 20 can be used for according to not
Blower fan 10 described in same rotating speed and power drive exports different air quantity and static pressure；And the control device 30 can be used for control to adjust
The rotating speed and power of the whole DC brushless motor 20；And the back pressure detection sensor 40 can be used for detecting the blower fan 10 and existing
The back pressure at air outlet in common flue, and obtained back pressure information transfer will be detected to the control device 30, the control
Device processed is adjusted according to the back pressure information monitored to the DC brushless motor 20；And the display device 50 can be used for
Show the running status of the blower fan 10.
Further, the control device 30 includes back pressure storage comparison module, for storing the back pressure detection sensing
Compared with device 40 detects obtained back pressure value and stores the preset value stored in comparison module with the back pressure；And with institute
The motor control module of back pressure storage comparison module connection is stated, the power output of the DC brushless motor 20 is controlled for adjusting
And rotating speed.Store a standard back pressure value, blower fan back pressure in the back pressure storage comparison module of the control device 30 in advance
When value is below the standard back pressure value, blower fan can normally discharge fume.And when blower fan back pressure value is in below the standard back pressure value
When, blower fan can not normally be discharged fume, it is necessary to be adjusted to fan static pressure value, and the oil smoke in kitchen is normally discharged.Now,
Motor control module can be utilized to control the power of the DC brushless motor 20 to be adjusted, to realize to the quiet of the blower fan 20
The adjustment of pressure.
In addition, the high-static pressure fan system can also include the oil smoke sensor being arranged in the kitchen, to kitchen
In oil smoke concentration detected.Moreover, the oil smoke sensor is also connected with the control device 30, the oil smoke sensor
The oil smoke concentration value information detected can be transferred to the control device 30.Similarly, obtained oil smoke concentration information is detected
Comparison module can be stored for transmission to the back pressure, and stores the preset value stored in comparison module with the back pressure and is compared
Compared with, and the DC brushless motor 20 is adjusted using the motor control module.I.e. in advance in the control device 30
Back pressure storage comparison module in store a standard oil smoke concentration value, the oil smoke concentration value for detecting to obtain is in the standard oil smoke
When below concentration value, blower fan can normally discharge fume.And when the obtained oil smoke concentration value of detection be in the standard oil smoke concentration value with
When upper, blower fan can not normally be discharged fume, it is necessary to be adjusted to the airflow value of blower fan, and the oil smoke in kitchen is normally discharged.This
When, motor control module will be utilized to control the rotating speed of the DC brushless motor 20 to be adjusted, to realize to the blower fan
The adjustment of 20 air quantity.
In addition, the display device 50 includes display picture storage module, for storing the wind of the default blower fan 10
The picture file of amount and gear information；And the display screen being connected with the picture storage module, it is described for obtaining and showing
The air quantity of blower fan 10 and the picture of gear information.So, when blower fan is run with a certain gear, the display of the display device 50
Screen will transfer the air quantity pre-set and the picture of gear information from the display picture storage module, and be shown in described
On display screen.The display screen can use the special pixel of phone wrist-watch as 240*240TFT screens.Further, it is also possible to described aobvious
Various gear buttons are set in display screen, to open corresponding gear (such as quick-fried, cooking, Baoshang and cruise shelves according to demand
Position).In addition, can also set the buttons such as switch/delay, ventilation, illumination on the display screen, switch/prolong accordingly to realize
When, ventilation, the function such as illumination.
In addition, the utility model also proposes a kind of range hood, including high-static pressure fan system as described above.The suction
The blower fan of lampblack absorber can do the adjustment of whole blast scope, intelligent cruise work(to blower fan output static pressure automatically according to the change of back pressure
When can start, airflow value can show different air quantity under different back pressures.It is thus possible to according to kitchen fume size and public cigarette
Road back pressure situation, air quantity and static pressure to blower fan are adjusted in real time, obtain good smoke discharging effect.
In addition, the pressure sensitive speedup control process of above-mentioned high-static pressure fan system and range hood is as follows：
First, control device obtains the rotating speed of the DC brushless motor 20 in maximum quantity of wind, highest static pressure of blower fan 10 in advance
And power, corresponding control parameter is then adjusted, pre-adjustment DC brushless motor 20 is during maximum quantity of wind, highest static pressure is reached
Rotating speed and power.First passing through test determines blower fan in maximum quantity of wind (20m3/ min) point, highest static pressure (600Pa) point need
Rotating speed and power, using the rotating speed and power of DC brushless motor can be done according to control device it is any adjustment control (certain
In the range of) characteristic, adjust the relevant parameter of control device, DC brushless motor is done the permanent output being segmented under different rotating speeds
Power Control or side output power, to ensure the rotating speed and power of two maximum quantity of wind, highest static pressure points needs.
Then, the back pressure value in exit of the detection blower fan 10 of back pressure detection sensor 40 in common flue, control device
30 obtain and compare the back pressure value, and control device 30 controls the rotating speed and power of DC brushless motor 20 according to comparative result, with
Control the static pressure and air quantity of blower fan 10.
Moreover, when the back pressure value of acquisition is less than or equal to preset value, blower fan 10 keeps former shift function, control device
400 do constant power output control, and DC brushless motor 20 keeps constant rotating speed and power, blower fan 10 keep constant static pressure and
Air quantity.Moreover, when control device 30 does constant power output control, DC brushless motor 20 adjusts according to gear demand and keeps one
Fixed rotating speed and power, driving blower fan 10 are run in the gear of Wind Volume with high static pressure, or driving blower fan is in the gear of small air quantity
Run with low static pressure.Now, blower fan 10 and DC brushless motor 20 are transported in gears such as quick-fried, cooking, Baoshangs with fixed parameter
OK.I.e. for such as gear such as quick-fried, cooking, Baoshang of other gears in addition to the gear that cruises, in fan operation timed unit 30
Constant power output control is done, the big gear static pressure of fan delivery is high, and the small gear static pressure of air quantity is low.
In addition, when the back pressure value of acquisition is more than preset value, blower fan 10 starts cruise function, and control device 40 does Variable power
Control, DC brushless motor 20 change rotating speed and power, and driving blower fan 10 changes static pressure and air quantity.That is the cruise gear fortune of blower fan
During row, control device 40 does variable power control, and in maximum quantity of wind state, power output is small, then according to blower fan back pressure rise by
Step increase power or decline progressively reduce power, the static energy of blower fan is cruised between 0Pa to maximum static pressure value 600Pa, reach
To the function of automatic cruising.
Moreover, the power output when blower fan 10 is in maximum quantity of wind state of DC brushless motor 20 is small, then according to blower fan
The change of back pressure and power is altered in steps, drive the static pressure of blower fan 10 to be cruised 0 between maximum static pressure value：When the back of the body of acquisition
When pressure value constantly changes, control device changes DC brushless motor power to drive blower fan to export different static pressure：According to blower fan
The rising of back pressure and be stepped up DC brushless motor power, drive the static pressure of blower fan from 0 cruise to maximum static pressure value；Or root
Progressively reduce DC brushless motor power according to the decline of blower fan back pressure, drive the static pressure of blower fan from the cruise of maximum static pressure value to
0；When the back pressure value of acquisition keeps constant, it is quiet corresponding to blower fan output to drive that control device changes DC brushless motor power
After pressure, then keep DC brushless motor power constant, and blower fan output static pressure is kept constant.
In addition, the display device 50 shows fan operation state, display device 50 shows difference under different back pressure values
Mapping airflow value.Specifically, display device obtains, stores and shown air quantity and gear information pattern：Display device obtains two
The multiple air quantity and gear information pattern of system bin file form, these patterns correspond to corresponding blower fan gear and airflow value；It is aobvious
Showing device stores these files in external FLSH in order；Display device is read according to switch main control chip instruction and display one
Open display pattern.I.e. when blower fan is run with a certain gear, the display screen of the display device 50 will be from the display picture
Memory module transfers the air quantity pre-set and the picture of gear information, and is shown on the display screen.
Moreover, control device, which obtains blower fan, is in the direct current brushless motor speed intersected during cruise gear with other gears
Value, when fan operation is to some crosspoint, the tachometer value of this point is fed back to display device by controller, and display device, which is read, to be turned
Display is corresponding on a display screen after fast value signal maps airflow value.
Each technical characteristic of embodiment described above can be combined arbitrarily, to make description succinct, not to above-mentioned reality
Apply all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, the scope that this specification is recorded all is considered to be.
Embodiment described above only expresses several embodiments of the present utility model, and its description is more specific and detailed,
But therefore it can not be interpreted as the limitation to utility model patent scope.It should be pointed out that the common skill for this area
For art personnel, without departing from the concept of the premise utility, various modifications and improvements can be made, these are belonged to
The scope of protection of the utility model.Therefore, the protection domain of the utility model patent should be determined by the appended claims.
Claims (10)
- A kind of 1. high-static pressure fan system, it is characterised in that includingBlower fan, for exporting certain air quantity and static pressure；The DC brushless motor being connected with the blower fan, it is different for the blower fan output according to different rotating speed and power drive Air quantity and static pressure；The control device being connected with the DC brushless motor, for controlling the rotating speed and power of the DC brushless motor；The back pressure detection sensor for being arranged in common flue and being connected with the control device, for detecting the blower fan in public affairs Back pressure at air outlet in flue altogether, and obtained back pressure information transfer will be detected to the control device.
- 2. high-static pressure fan system according to claim 1, it is characterised in that the control device includes back pressure storage ratio Compared with module, store in comparison module for the back pressure value for storing the back pressure detection sensor to detect to obtain and with the back pressure The preset value of storage is compared；And the motor control module being connected with back pressure storage comparison module, control the DC brushless motor for adjusting Power output and rotating speed.
- 3. high-static pressure fan system according to claim 1, it is characterised in that obtained when the back pressure detection sensor When back pressure value is less than or equal to preset value, the blower fan keeps former shift function, and the control device does constant power output control, The DC brushless motor keeps constant rotating speed and power, and the blower fan keeps constant static pressure and air quantity.
- 4. high-static pressure fan system according to claim 3, it is characterised in that obtained when the back pressure detection sensor When back pressure value is more than preset value, the blower fan starts cruise function, and the control device does variable power control, the brush DC Motor changes rotating speed and power, and the driving blower fan changes static pressure and air quantity.
- 5. high-static pressure fan system according to claim 1, it is characterised in that also include what is be connected with the control device Oil smoke sensor, for detecting the oil smoke concentration in kitchen.
- 6. high-static pressure fan system according to claim 5, it is characterised in that when the oil smoke sensor detects what is obtained When oil smoke concentration value is less than or equal to preset value, the DC brushless motor keeps constant rotating speed and power, and the blower fan is protected Hold constant static pressure and air quantity.
- 7. high-static pressure fan system according to claim 6, it is characterised in that when the oil smoke sensor detects what is obtained When oil smoke concentration value is more than preset value, the DC brushless motor changes rotating speed and power, the driving blower fan change static pressure and Air quantity.
- 8. high-static pressure fan system according to claim 1, it is characterised in that also include what is be connected with the control device Display device, for showing the running status of the blower fan.
- 9. high-static pressure fan system according to claim 8, it is characterised in that the display device includes display picture and deposited Module is stored up, for storing the air quantity of the default blower fan and the picture file of gear information；And the display screen being connected with the picture storage module, for obtaining and showing the air quantity and gear information of the blower fan Picture.
- 10. a kind of range hood, it is characterised in that including the high-static pressure fan system as described in claim 1-9 any one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720303430.XU CN206669833U (en) | 2017-03-24 | 2017-03-24 | High-static pressure fan system and range hood |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720303430.XU CN206669833U (en) | 2017-03-24 | 2017-03-24 | High-static pressure fan system and range hood |
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| CN206669833U true CN206669833U (en) | 2017-11-24 |
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ID=60373365
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| CN201720303430.XU Active CN206669833U (en) | 2017-03-24 | 2017-03-24 | High-static pressure fan system and range hood |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107044671A (en) * | 2017-03-24 | 2017-08-15 | 欧派家居集团股份有限公司 | Pressure sensitive speedup control method and high-static pressure fan system, range hood |
| CN109209849A (en) * | 2018-09-28 | 2019-01-15 | 洁定医疗器械（苏州）有限公司 | A method of improving the frequency conversion air pump compressor service life |
| CN112128817A (en) * | 2020-08-14 | 2020-12-25 | 华帝股份有限公司 | Range hood and control method thereof |
| CN112178720A (en) * | 2020-09-18 | 2021-01-05 | 华帝股份有限公司 | Control method of smoke collection and exhaust machine and smoke collection and exhaust system applying control method |
| CN113324269A (en) * | 2021-06-28 | 2021-08-31 | 火星人厨具股份有限公司 | Automatic wind power adjusting device and method for kitchen range hood |
| CN113531603A (en) * | 2020-04-14 | 2021-10-22 | 宁波方太厨具有限公司 | Model selection method for additionally installing outdoor fan system in centralized smoke exhaust system of building |
| CN114234249A (en) * | 2021-12-17 | 2022-03-25 | 杭州老板电器股份有限公司 | Control method and device for recognizing flue state |
| CN117167791A (en) * | 2022-05-26 | 2023-12-05 | 青岛海尔智慧厨房电器有限公司 | Control method, device, equipment and storage medium for range hood |
-
2017
- 2017-03-24 CN CN201720303430.XU patent/CN206669833U/en active Active
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107044671A (en) * | 2017-03-24 | 2017-08-15 | 欧派家居集团股份有限公司 | Pressure sensitive speedup control method and high-static pressure fan system, range hood |
| CN107044671B (en) * | 2017-03-24 | 2023-09-12 | 欧派家居集团股份有限公司 | Pressure sensing speed increasing control method, high static pressure fan system and range hood |
| CN109209849A (en) * | 2018-09-28 | 2019-01-15 | 洁定医疗器械（苏州）有限公司 | A method of improving the frequency conversion air pump compressor service life |
| CN113531603A (en) * | 2020-04-14 | 2021-10-22 | 宁波方太厨具有限公司 | Model selection method for additionally installing outdoor fan system in centralized smoke exhaust system of building |
| CN112128817A (en) * | 2020-08-14 | 2020-12-25 | 华帝股份有限公司 | Range hood and control method thereof |
| CN112178720A (en) * | 2020-09-18 | 2021-01-05 | 华帝股份有限公司 | Control method of smoke collection and exhaust machine and smoke collection and exhaust system applying control method |
| CN113324269A (en) * | 2021-06-28 | 2021-08-31 | 火星人厨具股份有限公司 | Automatic wind power adjusting device and method for kitchen range hood |
| CN114234249A (en) * | 2021-12-17 | 2022-03-25 | 杭州老板电器股份有限公司 | Control method and device for recognizing flue state |
| CN114234249B (en) * | 2021-12-17 | 2023-12-08 | 杭州老板电器股份有限公司 | Control method and device for identifying flue state |
| CN117167791A (en) * | 2022-05-26 | 2023-12-05 | 青岛海尔智慧厨房电器有限公司 | Control method, device, equipment and storage medium for range hood |
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