CN210035799U - Fresh air system for kitchen - Google Patents
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- CN210035799U CN210035799U CN201920096574.1U CN201920096574U CN210035799U CN 210035799 U CN210035799 U CN 210035799U CN 201920096574 U CN201920096574 U CN 201920096574U CN 210035799 U CN210035799 U CN 210035799U
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Abstract
The utility model discloses a fresh air system for kitchen, which comprises a fresh air pipeline, a fresh air fan, a fresh air controller and a PM2.5 sensor, wherein the fresh air fan is arranged at the position close to the air inlet of the fresh air pipeline, and the air outlet direction of the fresh air pipeline faces to the head position of an operator; the fresh air controller is electrically connected with the PM2.5 sensor and the fresh air machine respectively; the PM2.5 sensor transmits a detection signal to the fresh air controller, the fresh air controller sets a current air quantity gear of the fresh air fan according to PM2.5 threshold values corresponding to various set air quantity gears of the fresh air controller, and the current operation gear of the fresh air fan is adjusted in a manual or automatic control mode. The utility model discloses with the new trend export setting in operating personnel's head position, under the higher condition of PM2.5, through the outdoor new trend after the quick injection filtration, operating personnel can breathe outdoor new air constantly, can not cause the injury to the operating personnel's of culinary art in the kitchen health, also help improving range hood's work efficiency.
Description
Technical Field
The utility model relates to a kitchen field, concretely relates to for kitchen use new trend system.
Background
The existing range hood only has the function of sucking oil smoke, the oil smoke in a kitchen can be pumped out to the outside after the range hood is opened, meanwhile, because the air in the kitchen is discharged, especially in cold winter, a certain negative pressure can be generated in the kitchen by a closed door and window, the ventilation of the air in the kitchen is not facilitated, the range hood can bring a relatively poor suction effect after being operated for a long time, and the energy consumption is increased while the environment in the kitchen is not improved.
Chinese patent document CN 108240692a discloses a kitchen fresh air system, which is integrated with a range hood, a fresh air outlet is arranged on a housing, the fresh air outlet is communicated with the outside through a first fresh air channel and a second fresh air channel arranged on the housing, a fresh air fan and a one-way valve are arranged in the second fresh air channel, an air inlet is arranged on a ceiling, a return air channel is also arranged on the second fresh air channel, the fresh air system is integrated with the range hood, although clean air can be provided in a kitchen, indoor negative pressure is eliminated, and the discharge efficiency of oil smoke in the kitchen is improved. However, the fresh air channel and the range hood form a whole, and a channel for fresh air to enter is required to be arranged in the casing, so that the manufacturing cost is high; meanwhile, for the range hoods with different styles, the technical problem of poor universality exists when a fresh air system is integrated. In addition, although the patent documents show many advantages in improving the kitchen environment, the control of the kitchen environment is single, and the effective regulation and control cannot be performed according to the actual oil smoke and the content of PM2.5 in the kitchen. For example, cooking and cooking food can produce different oil smoke volume, and there is great difference in produced PM2.5 content, if only adopt single manual control fresh air volume, the problem that fresh air discharge volume and the produced pollutant volume of kitchen reality environment down do not match certainly can cause, can not in time discharge the harmful oil smoke in the kitchen, unnecessary oil smoke can be inhaled by the human body, so for a long time, can cause the emergence of some diseases of kitchen personnel, influence people's health.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve current kitchen oil smoke regulation and control singleness, can not regulate and control the new trend system according to actual kitchen environment, cause the big and new amount of wind of power consumption to be difficult to carry out the technical problem effectively clear away PM2.5 and oil smoke in the kitchen fast, the utility model provides a for kitchen use new trend system and control method thereof.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
on one hand, the utility model provides a fresh air system for kitchen use, which is characterized in that the system comprises a fresh air pipeline, a fresh air fan, a fresh air controller and a PM2.5 sensor, wherein the fresh air fan is arranged at the position close to the air inlet of the fresh air pipeline, and when an operator operates in front of the range hood, the air outlet direction of the fresh air pipeline faces to the head position of the operator; the PM2.5 sensor is used for detecting the concentration value of PM2.5 in a kitchen, and the fresh air controller is electrically connected with the PM2.5 sensor and the fresh air machine respectively; the PM2.5 sensor transmits a detection signal to the fresh air controller, the fresh air controller sets the current air volume gear of the fresh air fan according to the PM2.5 concentration threshold corresponding to each set air volume gear, and the current operation gear of the fresh air fan is adjusted in a manual or automatic control mode.
And a static pressure box is arranged at a fresh air outlet position close to the fresh air pipeline, and a filter is also arranged in the fresh air pipeline.
Further preferably, the fresh air pipeline is further connected with two air outlet pipelines, the two air outlet pipelines are respectively arranged on two sides of a smoke tube of the range hood, each air outlet pipeline is respectively provided with one static pressure box, and a fresh air outlet of each air outlet pipeline faces the head position of an operator in front of the range hood.
The fresh air pipeline is also internally provided with a fresh air preheater, the fresh air preheater is electrically connected with the fresh air controller, and the fresh air controller controls the fresh air preheater to heat the entering fresh air.
The system is also provided with an outdoor temperature sensor which is electrically connected with the fresh air controller, and when the outdoor temperature measured by the outdoor temperature sensor is less than the temperature threshold set by the fresh air controller, the fresh air controller automatically controls the fresh air preheater to heat the entering fresh air.
The system is also provided with an oil smoke sensor which is connected with the fresh air controller and used for detecting the oil smoke content in a kitchen, the oil smoke sensor transmits a detection signal to the fresh air controller, and when the detected oil smoke concentration exceeds an oil smoke concentration threshold value set by the fresh air controller, the fresh air controller increases the current operation gear of the fresh air fan according to the detected oil smoke concentration.
The oil smoke sensor and the PM2.5 sensor are arranged on a wall flush with the head area of an operator in front of the range hood or on a control panel of the range hood.
The fresh air controller comprises a data acquisition module, a gear judgment module and a gear control module, wherein the data acquisition module is connected with the PM2.5 sensor and the oil smoke sensor, a PM2.5 threshold value and an oil smoke concentration threshold value of a plurality of air volume gears are set in the gear judgment module, the gear judgment module receives PM2.5 and oil smoke concentration detection data acquired by the data acquisition module, determines the air volume gear required by a kitchen according to the set PM2.5 threshold value and the oil smoke concentration threshold value, and automatically controls the current operation gear of the fresh air fan through the gear control module.
Preferably, 3-7 air volume gears are arranged in the fresh air controller, the air speed of the fresh air outlet is 0.5-2 m/s, and each air volume gear corresponds to a PM2.5 threshold value arranged in the gear judgment module one by one.
Set up 3 amount of wind gears in the new trend controller, PM2.5 threshold value and the wind speed that each amount of wind gear corresponds are as follows:
first gear: PM2.5 threshold less than 50 μ g/m3The wind speed is 0.6-0.8 m/s;
second gear: PM2.5 threshold 50-150 μ g/m3The wind speed is 1.2-1.4 m/s;
third gear: PM2.5 threshold 150-3The wind speed is 1.8-2 m/s.
On the other hand, the utility model also provides a control method of the fresh air system for the kitchen, the fresh air fan is started through the fresh air controller and is placed on a certain air quantity gear; the PM2.5 sensor collects PM2.5 data in a kitchen in real time and transmits the collected PM2.5 data to the fresh air controller; the fresh air controller sets an air volume gear of the fresh air fan according to the collected PM2.5 data and the set PM2.5 threshold value, and if the current operation gear of the fresh air fan is inconsistent with the air volume gear set by the fresh air controller, the current operation gear of the fresh air fan is adjusted in a manual or automatic control mode.
When the air conditioner is started, the fresh air controller firstly detects a current operation gear, judges whether the current operation gear is consistent with a set air volume gear, and keeps the current operation gear if the current operation gear is consistent with the set air volume gear; if the two are not consistent, the fresh air controller adjusts the current running gear to the set air quantity gear in an automatic control mode.
If the kitchen oil smoke concentration detected by the set oil smoke sensor is greater than the set oil smoke concentration threshold value of 6ppm and the current operation gear of the new fan is not set at the highest gear, the current operation gear of the new fan is increased by 1 gear or 2 gears through a manual or automatic control mode.
If the current operation gear of the new fan is not consistent with the set air volume gear of the new air controller, the current operation gear of the new fan is adjusted to the set air volume gear of the new air controller through the new air controller, and the new air fan is delayed for 1-10min from the current operation gear to reach the set air volume gear of the new air controller.
The utility model discloses technical scheme has following advantage:
A. the utility model discloses a set up PM2.5 sensor in the kitchen to carry out real-time detection to PM2.5 particulate matter in the kitchen environment, set for the amount of wind gear of new trend controller 4 according to PM 2.5's concentration value, different PM2.5 concentrations correspond different amount of wind gears; because the fresh air outlet is arranged at the head of an operator, the filtered outdoor fresh air is quickly injected under the condition that PM2.5 is high, so that the operator in the kitchen can breathe the outdoor fresh air all the time, and the body of the operator cooking in the kitchen cannot be damaged; meanwhile, the outdoor fresh air introduced quickly also contributes to improving the working efficiency of the range hood and fast discharging PM2.5 particulate matters, oil smoke and the like in the kitchen environment.
B. The utility model discloses still set up the oil smoke sensor in the kitchen, oil smoke concentration to in the kitchen carries out real-time detection, when the oil smoke concentration that detects is too big, when surpassing the threshold value of setting for, can be through increasing 1 gear of new fan current operation gear or 2 gears, realize the quick discharge to the inside oil smoke in kitchen, this control mode is the amount of wind gear adjustment of going on the detection basis to PM2.5, fully considered influence factors such as human harm nature size, adopt PM2.5 to detect for leading, the oil smoke detects the amount of wind control strategy of assisting, the operational environment in the kitchen has been improved greatly, staff's work efficiency in the improvement kitchen.
C. Because the utility model discloses a send the new trend to human breathing region, the people physical stamina experiences certain sensation of blowing, can give the comfortable sensation of better heat of customer in summer, and in addition, the air supply in winter is through carrying out preheating to the new trend, makes the body of people feel very comfortable.
Drawings
In order to illustrate the embodiments of the present invention more clearly, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
Fig. 1 is a schematic structural view of a fresh air system provided by the present invention;
FIG. 2 is a diagram of the relative positions of a range hood and a fresh air system in a kitchen;
FIG. 3 is a flow chart of the control method of the fresh air system of the present invention;
fig. 4 is the control schematic diagram of the fresh air controller of the utility model.
The labels in the figure are as follows:
1-fresh air pipeline
11-fresh air Outlet
2-a fresh air machine; 3-filter
4-a fresh air controller; 5-PM2.5 sensor; 6-range hood; 7-static pressure box; 8-air outlet pipeline
9-a smoke sensor; 10-operator; 20-a fresh air preheater; 30-outdoor temperature sensor.
Detailed Description
The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
As shown in fig. 1 and 2, the utility model provides a fresh air system for kitchen use, including fresh air pipeline 1, fresh air machine 2, filter 3, fresh air controller 4 and PM2.5 sensor 5, filter 3 is arranged in fresh air pipeline 1, fresh air machine 2 is arranged at the air inlet position close to fresh air pipeline 1, when operating personnel 10 (the operating personnel herein mainly refer to cooking personnel) operate in front of range hood 6, the air outlet direction of fresh air pipeline 1 faces the head position of operating personnel 10; the PM2.5 sensor 5 is used for detecting the concentration value of PM2.5 in a kitchen, and the fresh air controller 4 is respectively electrically connected with the PM2.5 sensor 5 and the fresh air fan 2; the PM2.5 sensor 5 transmits a detection signal to the fresh air controller 4, the fresh air controller 4 sets a current air volume gear of the fresh air fan 2 according to PM2.5 threshold values corresponding to various set air volume gears of the fresh air controller, and the current operation gear of the fresh air fan 2 is adjusted in a manual or automatic control mode. The utility model discloses a PM2.5 sensor detects PM2.5 particulate matter in the kitchen environment, according to PM2.5 value that detects and PM2.5 threshold value settlement set for 4 amount of wind gears of new trend controller, different PM2.5 concentrations correspond different amount of wind gears, under the higher condition of PM2.5, through the outdoor new trend of pouring into after filtering into fast, make the culinary art personnel in the kitchen breathe outdoor new air at any time, solve the problem that the culinary art personnel absorb oil smoke and PM2.5 when working in the kitchen for a long time, can not cause any injury to the human body; meanwhile, the outdoor fresh air introduced quickly also contributes to improving the working efficiency of the range hood 6 and the quick discharge of PM2.5 particulate matters and oil smoke in the kitchen environment.
In order to weaken the noise generated in the fresh air pipeline when the fresh air fan runs, a static pressure box 7 is further arranged at the position close to the fresh air outlet 11 of the fresh air pipeline 1. The static pressure box 7 can make the noise that produces when whole new trend system operation less.
The utility model discloses be connected with two air outlet pipeline 8 on fresh air pipeline 1, as shown in fig. 2, two air outlet pipeline 8 set up respectively in range hood 6's tobacco pipe both sides, set up a static pressure case 7 on each air outlet pipeline 8 respectively, and two air outlet pipeline 8's fresh air export 11 orientation is located the operating personnel head position before range hood 6. The utility model discloses set up a new trend export 11 on every air outlet pipeline 8 respectively, when PM2.5 concentration that surveys is higher, can improve range hood 6's work efficiency greatly, realize large-traffic oil smoke and discharge for the new trend gets into more effectively, and is convenient, improves staff's in the kitchen operation area environment greatly, avoids the cook to receive the influence of PM2.5 particulate matter and oil smoke for a long time.
In the lower season of temperature, it is cooler to get into indoor new trend, is unfavorable for operating personnel's work, for this reason, the utility model discloses still set up new trend pre-heater 20 in new trend pipeline 1, new trend pre-heater 20 and 4 electric connection of new trend controller can be according to the new trend temperature perception condition of blowing in the kitchen, through manual control new trend controller 4, make new trend pre-heater 20 carry out heat treatment to the new trend that gets into.
In order to realize more intelligent control, the utility model discloses still be equipped with outdoor temperature sensor 30 outdoor, outdoor temperature sensor 30 and 4 electric connection of new trend controller, when outdoor temperature that outdoor temperature sensor 30 surveyed was less than the outdoor temperature threshold value that new trend controller 4 set for, new trend controller 4 automatic control new trend pre-heater 20 heated the new trend that gets into. For example, when the outdoor temperature threshold value that sets up in the fresh air controller is 10 ℃, when outdoor temperature that outdoor temperature sensor 30 surveyed was less than 10 degrees centigrade, fresh air controller can the automatic start fresh air preheater 20 in the fresh air pipeline heat the new trend of entering, through setting up heating temperature, realizes heating temperature's automatic control for the new trend that blows in the kitchen is gentler.
In addition, an oil smoke sensor 9 is further arranged in the whole system, connected with the fresh air controller 4 and used for detecting the oil smoke content in a kitchen, the oil smoke sensor 9 transmits a detection signal to the fresh air controller 4, and when the detected oil smoke concentration exceeds a threshold value set by the fresh air controller 4, the fresh air controller 4 increases the current operation gear of the fresh air fan 2 according to the detected oil smoke concentration. The fresh air controller firstly regulates and controls the current operation gear of the fresh air fan according to the concentration of PM2.5, then refers to the detected oil smoke concentration, and only when the oil smoke concentration in a kitchen reaches a certain level (for example, the oil smoke threshold value is set to be 6ppm), the 1 or 2 gears can be improved on the basis of the current operation gear, so that the fresh air fan can more effectively control the oil smoke in the kitchen, and the aim of quickly reducing the oil smoke concentration is fulfilled.
As shown in fig. 4, the utility model provides a including data acquisition module in the fresh air controller 4, gear judgment module and gear control module, data acquisition module is connected with PM2.5 sensor 5 and oil smoke sensor 9, PM2.5 threshold value and the oil smoke concentration threshold value that have a plurality of amount of wind gears are set for in the gear judgment module, PM2.5 and the oil smoke concentration detection data that it received data acquisition module and gathered, confirm the required amount of wind gear in kitchen according to PM2.5 threshold value and the oil smoke concentration threshold value of setting for, and through gear control module automatic control new trend fan 2's current operation gear. The utility model discloses be equipped with 3 ~ 7 amount of wind gears in new trend controller 4, set up PM2.5 threshold value one-to-one in each amount of wind gear and the gear judgement module, 3-7 amount of wind gears here can also set up more amount of wind gears as preferred scheme, just no longer carry out the detailed description about this condition here.
As shown in fig. 3, the utility model discloses in set up 3 amount of wind gears in fresh air controller 4, PM2.5 threshold value and the wind speed that each amount of wind gear corresponds as follows:
first gear: PM2.5 threshold less than 50 μ g/m3Wind speed is 0.6-0.8m/s, preferably 0.7 m/s;
second gear: PM2.5 threshold 50-150 μ g/m3Wind speed is 1.2-1.4m/s, preferably 1.2 m/s;
third gear: PM2.5 threshold 150-3The wind speed is 1.8-2m/s, preferably 1.8 m/s.
When 7 air volume gears are arranged in the fresh air controller 4, the PM2.5 threshold value corresponding to each air volume gear can be set in the following way:
first gear: PM2.5 threshold less than 50 μ g/m3(ii) a Second gear: PM2.5 threshold 50-100 mug/m3；
Third gear: PM2.5 threshold 100-3(ii) a Fourth gear: PM2.5 threshold 150-3；
Fifth gear: PM2.5 threshold200-250μg/m3(ii) a A sixth gear: PM2.5 threshold 250-300 μ g/m3；
Seventh gear: PM2.5 threshold greater than 300 μ g/m3。
The wind speed of the fresh air outlet can be distributed within the range of 0.5m-2m/s, and the wind speeds of the fresh air outlets arranged from the first gear to the seventh gear are increased in sequence. Of course, the fourth gear, the fifth gear or the sixth gear can be set according to specific conditions, and the PM2.5 threshold value can be set according to the conditions.
Simultaneously, the PM2.5 threshold value that every amount of wind gear set up can carry out the free settlement, the utility model discloses do not do specific restriction to this, all adopt this kind of treatment to fall into the utility model discloses within the protection scope.
The new trend controller 4 combines a plurality of amount of wind gears of setting for, set for the current amount of wind that needs according to the data that PM2.5 sensor and oil smoke sensor gathered, select the amount of wind gear that should have this moment, new trend controller 4 wherein can adopt liquid crystal display to show, when choosing the amount of wind gear that is fit for under the kitchen current situation, the rethread manual control new trend fan's current operation gear, of course also can directly carry out automatic control through new trend controller 4 to new trend fan's current operation gear.
The specific kitchen fresh air system control method is as shown in fig. 3, a fresh air system switch is started, a current operation gear can be manually set, and an air volume gear is set to a low gear position; the PM2.5 sensor collects PM2.5 data signals in a kitchen in real time and transmits the collected data to the fresh air controller; the fresh air controller sets an air volume gear of the fresh air fan according to the collected PM2.5 data and the set PM2.5 threshold value, if the current operation gear of the fresh air fan is inconsistent with the set air volume gear of the fresh air controller, the current operation gear of the fresh air fan is adjusted in a manual or automatic control mode, meanwhile, the time is delayed for 1-10min to reach the set air volume gear of the fresh air controller, and the time is preferably delayed for 5 min. When the air conditioner is started, the fresh air controller firstly detects a current manual gear, judges whether the current manual gear is consistent with a set air volume gear, and keeps the current manual gear if the current manual gear is consistent with the set air volume gear; if the two are not consistent, the fresh air controller adjusts the current manual gear to the set air volume gear in an automatic control mode.
Of course, the utility model discloses preferably adopt PM2.5 to set for new trend amount of wind gear, refer to the oil smoke concentration that oil smoke sensor detected simultaneously, when the oil smoke was too big in the kitchen, only rely on current PM2.5 to carry out the amount of wind gear and adjust obviously and can not satisfy the needs, need increase 1 shelves or 2 shelves on current operation gear basis this moment. For example, when the oil smoke concentration is greater than the set oil smoke concentration threshold value of 6ppm and the current operation air quantity gear is set to be a first gear or a second gear, the current operation gear of the new fan is increased by 1 gear or 2 gears through a manual or automatic control mode; of course the utility model discloses can also carry out the settlement of oil smoke concentration threshold value according to particular case, no longer describe here.
The utility model provides a PM2.5 sensor, oil smoke sensor, new fan, new trend pre-heater, filter and silence case are prior art, all can purchase on the market, and the oil smoke sensor wherein is preferred to be fejiaro oil smoke sensor TGS2600, carries out gaseous qualitative detection in concentration range 1-10ppm, no longer explains its theory of operation here.
It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications therefrom are within the scope of the invention.
Claims (10)
1. A fresh air system for a kitchen is characterized by comprising a fresh air pipeline (1), a fresh air fan (2), a fresh air controller (4) and a PM2.5 sensor (5), wherein the fresh air fan (2) is arranged at a position close to an air inlet of the fresh air pipeline (1), and when an operator (10) operates in front of a range hood (6), the air outlet direction of the fresh air pipeline (1) faces to the head position of the operator (10); the PM2.5 sensor (5) is used for detecting the concentration value of PM2.5 in a kitchen, and the fresh air controller (4) is respectively electrically connected with the PM2.5 sensor (5) and the fresh air fan (2); the PM2.5 sensor (5) transmits a detection signal to the fresh air controller (4), and the current operation gear of the fresh air fan (2) is adjusted in a manual or automatic control mode.
2. Fresh air system for kitchen use according to claim 1, characterized in that a static pressure box (7) is provided adjacent to the fresh air outlet (11) of the fresh air pipeline (1), and a filter (3) is further provided in the fresh air pipeline (1).
3. The fresh air system for the kitchen according to claim 2, wherein the fresh air pipeline (1) is further connected with two air outlet pipelines (8), the two air outlet pipelines (8) are respectively arranged at two sides of a smoke tube of the range hood (6), each air outlet pipeline (8) is respectively provided with one static pressure box (7), and a fresh air outlet (11) of the two air outlet pipelines (8) faces the head position of an operator in front of the range hood (6).
4. The fresh air system for the kitchen according to claim 2, wherein a fresh air preheater (20) is further disposed in the fresh air pipeline (1), the fresh air preheater (20) is electrically connected to the fresh air controller (4), and the fresh air controller (4) controls the fresh air preheater (20) to heat incoming fresh air.
5. The fresh air system for the kitchen according to claim 4, wherein an outdoor temperature sensor (30) is further arranged in the system, the outdoor temperature sensor (30) is electrically connected with the fresh air controller (4), and when the outdoor temperature measured by the outdoor temperature sensor (30) is lower than the temperature threshold set by the fresh air controller (4), the fresh air controller (4) automatically controls the fresh air preheater (20) to heat the entering fresh air.
6. The fresh air system for the kitchen according to any one of claims 2-5, characterized in that a lampblack sensor (9) is further arranged in the system, connected with the fresh air controller (4) and used for detecting the content of lampblack in the kitchen, the lampblack sensor (9) transmits a detection signal thereof to the fresh air controller (4), and when the detected lampblack concentration exceeds a lampblack concentration threshold value set by the fresh air controller (4), the fresh air controller (4) increases the current operating gear of the fresh air fan (2) according to the detected lampblack concentration.
7. Fresh air system for kitchen use according to claim 6, characterized in that the smoke sensor (9) and the PM2.5 sensor (5) are arranged on a wall flush with the head area of the operator in front of the extractor hood (6) or on a control panel of the extractor hood (6).
8. The kitchen fresh air system according to claim 6, wherein the fresh air controller (4) includes a data acquisition module, a gear determination module and a gear control module, the data acquisition module is connected with the PM2.5 sensor (5) and the lampblack sensor (9), the gear determination module is provided with a PM2.5 threshold and a lampblack concentration threshold of a plurality of air volume gears, receives the PM2.5 and lampblack concentration detection data acquired by the data acquisition module, determines an air volume gear required by a kitchen according to the set PM2.5 threshold and lampblack concentration threshold, and automatically controls the current operation gear of the fresh air fan (2) through the gear control module.
9. The kitchen fresh air system according to claim 8, wherein 3-7 air volume gears are arranged in the fresh air controller (4), the air speed of the fresh air outlet is 0.5m-2m/s, and each air volume gear corresponds to a PM2.5 threshold value arranged in the gear judging module one by one.
10. The kitchen fresh air system according to claim 9, wherein 3 air volume gears are arranged in the fresh air controller (4), and the PM2.5 threshold value and the air speed corresponding to each air volume gear are as follows:
first gear:PM2.5 threshold less than 50 μ g/m3The wind speed is 0.5-0.8 m/s;
second gear: PM2.5 threshold 50-150 μ g/m3The wind speed is 1.2-1.4 m/s;
third gear: PM2.5 threshold 150-3The wind speed is 1.8-2 m/s.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920096574.1U CN210035799U (en) | 2019-01-21 | 2019-01-21 | Fresh air system for kitchen |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920096574.1U CN210035799U (en) | 2019-01-21 | 2019-01-21 | Fresh air system for kitchen |
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| CN210035799U true CN210035799U (en) | 2020-02-07 |
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| CN201920096574.1U Expired - Fee Related CN210035799U (en) | 2019-01-21 | 2019-01-21 | Fresh air system for kitchen |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109882981A (en) * | 2019-01-21 | 2019-06-14 | 长沙市万科企业有限公司 | A kind of fresh air system for kitchen use and its control method |
| CN111720924A (en) * | 2020-05-27 | 2020-09-29 | 华帝股份有限公司 | Kitchen air conditioner and control method applying same |
| CN113944957A (en) * | 2021-10-28 | 2022-01-18 | 青岛海尔空调器有限总公司 | Air conditioning system, control method and device thereof, and computer-readable storage medium |
| WO2024007581A1 (en) * | 2022-07-05 | 2024-01-11 | 青岛海尔空调器有限总公司 | Method and apparatus for controlling air conditioning device, centralized control device, and storage medium |
| CN117968210A (en) * | 2024-04-01 | 2024-05-03 | 南通泰易数字科技有限公司 | Fresh air system control method, device and storage medium based on Internet of things |
-
2019
- 2019-01-21 CN CN201920096574.1U patent/CN210035799U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109882981A (en) * | 2019-01-21 | 2019-06-14 | 长沙市万科企业有限公司 | A kind of fresh air system for kitchen use and its control method |
| CN111720924A (en) * | 2020-05-27 | 2020-09-29 | 华帝股份有限公司 | Kitchen air conditioner and control method applying same |
| CN113944957A (en) * | 2021-10-28 | 2022-01-18 | 青岛海尔空调器有限总公司 | Air conditioning system, control method and device thereof, and computer-readable storage medium |
| WO2024007581A1 (en) * | 2022-07-05 | 2024-01-11 | 青岛海尔空调器有限总公司 | Method and apparatus for controlling air conditioning device, centralized control device, and storage medium |
| CN117968210A (en) * | 2024-04-01 | 2024-05-03 | 南通泰易数字科技有限公司 | Fresh air system control method, device and storage medium based on Internet of things |
| CN117968210B (en) * | 2024-04-01 | 2024-05-28 | 南通泰易数字科技有限公司 | Fresh air system control method, device and storage medium based on Internet of things |
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