CN210740490U - Smoke ventilator, ventilation unit and oil smoke pumping and exhausting system of kitchen - Google Patents
Smoke ventilator, ventilation unit and oil smoke pumping and exhausting system of kitchen Download PDFInfo
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- CN210740490U CN210740490U CN201921223622.5U CN201921223622U CN210740490U CN 210740490 U CN210740490 U CN 210740490U CN 201921223622 U CN201921223622 U CN 201921223622U CN 210740490 U CN210740490 U CN 210740490U
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Abstract
The application provides a smoke ventilator of modified, ventilation unit and kitchen. One embodiment of the application relates to a range hood (1) which is arranged to be installed in a kitchen, wherein the range hood (1) comprises an air pressure detection module (2) which is arranged to be suitable for detecting an air pressure value in the kitchen; the range hood (1) further comprises a reminding device electrically connected to the air pressure detection module (2); the reminding device is set to be suitable for reminding when the air pressure value detected by the air pressure detection module (2) is smaller than a preset air pressure threshold value. If the air flow cannot be timely supplemented into the kitchen, and the air pressure value is low, reminding operation is carried out, so that the user can find the condition in time.
Description
[ technical field ] A method for producing a semiconductor device
The application relates to the field of range hoods, ventilation devices and the field of oil fume pumping and exhausting systems of kitchens.
[ background of the invention ]
Current smoke ventilator, the function singleness, intelligent degree is generally not high. When the smoke exhaust ventilator in a kitchen operates, if doors and windows of the kitchen are closed, airflow cannot be timely supplemented into the kitchen, and the effect of oil smoke pumping and exhausting can be influenced, and even the combustion effect of a gas stove is influenced. The existing kitchen is generally provided with a ventilation device, but the intelligent degree is also generally low, and the function and the control mode are very single.
Unless otherwise supported by sufficient evidence, the prior art described herein is not meant to be an admission that such prior art is widely known to those of ordinary skill in the art to which this application pertains prior to the filing date of the present application.
[ summary of the invention ]
It is an object of the embodiments of the present application to address at least one of the above technical problems and to provide an improved range hood, ventilation device and kitchen fume exhausting system.
One embodiment of the application relates to a range hood, which is suitable for being installed in a kitchen and comprises an air pressure detection module, a control module and a control module, wherein the air pressure detection module is suitable for detecting an air pressure value in the kitchen; the range hood also comprises a reminding device electrically connected with the air pressure detection module; the reminding device is set to be suitable for reminding operation when the air pressure value detected by the air pressure detection module is smaller than a preset air pressure threshold value. If the air flow cannot be timely supplemented into the kitchen, and the air pressure value is low, reminding operation is carried out, so that the user can find the condition in time.
In a possible embodiment, the reminding device comprises a display module and/or a voice playing module and/or a wireless communication module.
One embodiment of the application relates to a range hood, which is suitable for being installed in a kitchen and comprises an air pressure detection module, a control module and a control module, wherein the air pressure detection module is suitable for detecting an air pressure value in the kitchen; the range hood also comprises a control module electrically connected with the air pressure detection module; the control module is arranged to be suitable for establishing communication with the ventilation device of the kitchen in a wired communication or wireless communication mode; the control module is set to be suitable for sending a control instruction for starting a ventilation mode to a ventilation device of the kitchen when the air pressure value detected by the air pressure detection module is smaller than a preset air pressure threshold value. And if the air flow cannot be timely supplemented into the kitchen to cause the air pressure value to be lower, controlling the ventilation device of the kitchen to start a ventilation mode, so that the air flow can be timely supplemented into the kitchen.
One embodiment of the present application relates to a ventilation device configured to deliver fresh air into a kitchen, the ventilation device configured to switch between a ventilation mode and a non-ventilation mode; the ventilation device comprises an air pressure detection module which is set to be suitable for detecting the air pressure value in the kitchen and controlling the ventilation device to start the ventilation mode when the detected air pressure value is smaller than a preset air pressure threshold value. If the air flow cannot be timely supplemented into the kitchen and the air pressure value is lower, the ventilation mode is automatically started by the ventilation device, so that the air flow can be timely supplemented into the kitchen conveniently.
In a possible embodiment, the ventilation device further comprises a fresh air pipeline and a regulating and controlling unit which is suitable for controlling the on-off of the fresh air pipeline; when the regulating and controlling unit cuts off the fresh air pipeline, the ventilation device is in the non-ventilation mode; when the regulating and controlling unit switches on the fresh air pipeline, the ventilation device is in the ventilation mode.
In a possible embodiment, the ventilation device further comprises an air extraction device adapted to guide an air flow through the fresh air duct into the kitchen in the ventilation mode.
In a possible embodiment, the ventilation device is an automatically openable and closable window.
One embodiment of the present application relates to a smoke evacuation system for a kitchen, comprising a smoke exhaust ventilator and a ventilation device arranged to be adapted to deliver fresh air into the kitchen; the ventilation device is suitable for switching between a ventilation mode and a non-ventilation mode; the ventilation device is arranged to establish communication with the range hood in a wired communication or wireless communication mode; the range hood comprises an air pressure detection module suitable for detecting an air pressure value in the kitchen; the range hood is set to be suitable for sending a control instruction for starting a ventilation mode to the ventilation device when the air pressure value detected by the air pressure detection module is smaller than a preset air pressure threshold value. Therefore, if the air flow cannot be timely supplemented into the kitchen to cause the air pressure value to be lower, the ventilation device is controlled to start the ventilation mode, so that the air flow can be timely supplemented into the kitchen conveniently.
In a possible embodiment, the ventilation device further comprises a fresh air pipeline and a regulating and controlling unit which is suitable for controlling the on-off of the fresh air pipeline; when the regulating and controlling unit cuts off the fresh air pipeline, the ventilation device is in the non-ventilation mode; when the regulating and controlling unit switches on the fresh air pipeline, the ventilation device is in the ventilation mode.
In a possible embodiment, the ventilation device is an automatically openable and closable window.
It should be noted that the appearances of "first" and "second" in this specification are for descriptive purposes only and are not intended to indicate relative importance; moreover, it is not a definition of the number of features that it defines; further, it is not a definition of a logical or sequential relationship to the features it defines.
The above summary of the present application is not intended to describe all possible implementations of the present application. Throughout this application, guidance is provided through lists of examples, which can be used in various possible combinations.
[ description of the drawings ]
The following drawings are merely illustrative and explanatory of the present application and do not limit the scope of the present application, wherein:
FIG. 1 is a schematic structural view of an embodiment of a range hood of the present application;
FIG. 2 is a schematic structural diagram of an embodiment of a range hood system of the present application;
FIG. 3 is a schematic view of another embodiment of the present disclosure;
FIG. 4 is a schematic structural view of another embodiment of a range hood system of the present application;
fig. 5 is a schematic structural diagram of another embodiment of a lampblack pumping system.
Reference numerals:
1-a smoke exhaust ventilator, 2-an air pressure detection module, 3-a display module, 4-a fresh air pipeline, 5-a regulation and control unit, 6-a fresh air output end head, 7-an air draft device, 8-a window capable of being automatically opened and closed, 9-an exhaust pipe, 10-a wall body, 11-a ceiling and 12-a roof.
[ detailed description ] embodiments
To make the objects, solutions and advantages of the present application more clear, the present application is further described below with reference to the accompanying drawings and preferred embodiments.
Example 1
The embodiment of a range hood 1 provided by the application is shown in fig. 1 and comprises a fan, a shell part, a reminding device and a pneumatic detection module 2. The fan is arranged in the shell component. The reminding device and the air pressure detection module 2 are both fixed on the shell member. The reminding device is electrically connected to the air pressure detection module 2. The range hood 1 is installed in a kitchen, and when the range hood 1 is operated, the range hood can exhaust oil smoke generated by cooking in the kitchen to a public flue or outdoors.
And the air pressure detection module 2 is set to be suitable for detecting the air pressure value in the kitchen. And a touch switch is arranged on the outer surface of a certain part of the shell part and used for controlling the opening and closing of the air pressure detection module 2.
And the reminding device is set to be suitable for reminding operation when the air pressure value detected by the air pressure detection module 2 is smaller than a preset air pressure threshold value. The reminding device comprises a display module 3, and reminding operation is carried out in a mode that the reminding device displays reminding information through the display module 3.
This smoke ventilator 1 moves, if the door and window in kitchen all closes, smoke ventilator 1 pump drainage air current, and do not have outdoor air in time to supply into, the atmospheric pressure value in the kitchen reduces gradually, when atmospheric pressure value in the kitchen that atmospheric pressure detection module 2 detected is less than predetermined atmospheric pressure threshold value, atmospheric pressure detection module 2 just sends the instruction of "reminding the operation" to reminding the device, reminding the device and receiving this "reminding the operation" instruction after carry out reminding the operation ", reminding device's display module 3 can show that reminding information" ventilation resistance is big promptly, please open the window ", as shown in fig. 1.
The foregoing is merely one embodiment of the present application and other embodiments may be devised by adding, deleting, modifying or replacing certain features. For example, the reminding device may include a voice playing module, and the reminding operation is performed in a manner that the voice playing module plays the voice prompt message. For another example, the reminder device may include a wireless communication module, and the reminder operation may be performed by transmitting the reminder information to a specific terminal (for example, a smartphone of the user) through the wireless communication module. For another example, the blower and the air pressure detection module may be linked, that is, the air pressure detection module operates when the blower operates, and the air pressure detection module also stops operating when the blower stops operating.
Example 2
The present application also proposes an embodiment of a system for extracting and exhausting cooking fumes in a kitchen, as shown in fig. 2, comprising a range hood 1 and a ventilation device arranged to be suitable for delivering fresh air into the kitchen. And the ventilation device is arranged to establish communication with the range hood 1 in a wireless communication mode.
The ventilation device is generally disposed between the suspended ceiling 11 and the roof 12, as shown in fig. 2. The ventilation device comprises a fresh air pipeline 4, a fresh air output end head 6, a regulation and control unit 5 suitable for controlling the on-off of the fresh air pipeline 4 and a communication unit suitable for establishing communication with the range hood 1. An airflow filtering unit is arranged in the fresh air output end head part 6, and the outer surface of the fresh air output end head part 6 is embedded in the suspended ceiling 11, as shown in fig. 2. The fresh air output end head 6 is arranged to adjust the direction of air flow into the kitchen. The fresh air pipeline 4 is L-shaped, and one port of the fresh air pipeline 4 penetrates through a wall 10 of a kitchen along the horizontal direction and is communicated with outdoor air; the other end of the fresh air duct 4 is located in the kitchen, extends vertically downwards, and is connected to the fresh air output end head 6, as shown in fig. 2.
A ventilation device arranged to be adapted to switch between a ventilation mode and a non-ventilation mode. When the fresh air duct 4 is cut off by the control unit 5, the ventilation device is in the non-ventilation mode, at which time the air flow cannot flow through the fresh air duct 4. When the control unit 5 is conducting the fresh air duct 4, the ventilation device is in the ventilation mode, and at this time, the air flow can flow through the fresh air duct 4. Specifically, regulation and control unit 5 sets up in new trend pipeline 4, and regulation and control unit 5 is including being suitable for rotatory valve block and being used for driving the rotatory motor of this valve block. The motor is suitable for driving the valve plate to rotate so as to enable the valve plate to be switched between a first position and a second position. When the valve plate is in the first position, it cuts off the fresh air duct 4, and the air flow cannot flow through the fresh air duct 4. When the valve plate is in the second position, it switches on the fresh air duct 4, and the air current can flow through the fresh air duct 4 and flow into the kitchen at this moment.
The range hood 1, as shown in fig. 2, includes a fan, a housing, a control module, and an air pressure detection module. The fan is arranged in the shell component. And the air pressure detection module is set to be suitable for detecting the air pressure value in the kitchen. The control module is electrically connected with the air pressure detection module. The control module and the air pressure detection module are fixed on the shell component. And the control module is arranged to establish communication with the communication unit of the ventilation device in a wireless communication mode. And the control module is set to be suitable for sending a control instruction for starting a ventilation mode to the ventilation device when the air pressure value detected by the air pressure detection module is smaller than a preset air pressure threshold value.
When the range hood 1 operates, if doors and windows of a kitchen are closed, and the ventilation device is in a non-ventilation mode, the range hood 1 discharges air flow to the outside through the exhaust pipe 9, no outdoor air is timely supplemented, the air pressure value in the kitchen is gradually reduced, and when the air pressure value in the kitchen detected by the air pressure detection module 2 is smaller than a preset air pressure threshold value, the control module of the range hood 1 sends a control instruction for opening the ventilation mode to the ventilation device in a wireless communication mode. When the ventilation device receives the control instruction of starting the ventilation mode, if the valve plate is at the second position, the valve plate is kept at the second position, and the fresh air pipeline 4 is kept conducted; if the valve plate is at the first position, the motor of the regulating unit 5 drives the valve plate to rotate, the valve plate is switched from the first position to the second position, and the fresh air pipeline 4 is conducted. At this time, although the ventilator itself is not provided with a fan for generating negative pressure, the airflow flows through the fresh air duct 4 of the ventilator in a conductive state and flows into the kitchen by the negative pressure generated by the operation of the hood 1.
The foregoing is merely one embodiment of the present application and other embodiments may be devised by adding, deleting, modifying or replacing certain features. For example, the ventilation device may be configured to establish communication with the range hood by way of wired communication. For another example, the degree of conduction of the fresh air duct may be controlled according to the magnitude of the air pressure value in the kitchen detected by the air pressure detection module.
Example 3
The application also provides another embodiment 3 of the oil smoke pumping system of the kitchen, and the embodiment 3 of the oil smoke pumping system of the kitchen is further improved and obtained on the basis of the embodiment 2 of the oil smoke pumping system of the kitchen. The main differences between the embodiment 3 of the cooking fume exhausting system of the kitchen and the embodiment 2 of the cooking fume exhausting system of the kitchen are as follows.
The fresh air duct 4 of the ventilation device of the oil fume pumping and exhausting system embodiment 3 of the kitchen includes an air inlet and two air outlets, as shown in fig. 3, the fresh air duct 4 is generally T-shaped as a whole. And a regulating unit 5 suitable for controlling the on-off of the fresh air pipeline 4 is arranged at the air inlet. The two air outlets are respectively positioned at the left side and the right side of the range hood 1 of the oil smoke pumping and exhausting system embodiment 3. The two air outlets are provided with fresh air output end heads 6.
For other structures and matching relations of the embodiment 3 of the oil smoke exhausting system of the kitchen, please refer to the corresponding description of the embodiment 2 of the oil smoke exhausting system of the kitchen.
Example 4
The application also provides another embodiment 4 of the oil smoke pumping system of the kitchen, and the embodiment 4 of the oil smoke pumping system of the kitchen is further improved and obtained on the basis of the embodiment 2 of the oil smoke pumping system of the kitchen. The main differences between the embodiment 4 of the kitchen lampblack pumping system and the embodiment 2 of the kitchen lampblack pumping system are as follows.
The ventilating device of embodiment 4 of the cooking fume extraction system of the kitchen is provided with an air extracting device 7 adapted to guide an air flow into the kitchen through the fresh air duct 4 in a ventilating mode, as shown in fig. 4. The air extraction 7 is provided with an extraction fan. In the embodiment 4 of the oil smoke exhausting system of the kitchen, the regulating unit 5 of the embodiment 2 is not arranged, and the air draft device 7 of the ventilating device of the embodiment 4 of the oil smoke exhausting system of the kitchen can play a role of the regulating unit 5 of the embodiment 2.
When the ventilation device is in the non-ventilation mode, the air exhaust device 7 cuts off the fresh air pipeline 4, the exhaust fan of the air exhaust device 7 does not operate, and the air current cannot flow through the fresh air pipeline 4 at the moment. When ventilation unit was in the ventilation mode, updraft ventilator 7's induced draft fan operation, updraft ventilator 7 switches on new trend pipeline 4, has the air current to flow through new trend pipeline 4 and flow into in the kitchen this moment.
When the range hood 1 of the oil smoke pumping and exhausting system embodiment 4 of the kitchen operates, if doors and windows of the kitchen are closed and the ventilation device is in the non-ventilation mode, the range hood 1 exhausts air flow to the outside through the exhaust pipe 9 without timely supplying outdoor air, the air pressure value in the kitchen is gradually reduced, and when the air pressure value in the kitchen detected by the air pressure detection module 2 is smaller than the preset air pressure threshold value, the control module of the range hood 1 sends a control instruction for opening the ventilation mode to the ventilation device in a wireless communication mode. After the ventilation device receives the control instruction for opening the ventilation mode, the control instruction is executed, the exhaust fan of the exhaust device 7 operates, the exhaust device 7 is communicated with the fresh air pipeline 4, and the airflow flows into the kitchen through the fresh air pipeline 4.
For other structures and matching relations of the embodiment 4 of the oil smoke exhausting system of the kitchen, please refer to the corresponding description of the embodiment 2 of the oil smoke exhausting system of the kitchen.
Example 5
The application also provides another embodiment 5 of the oil smoke pumping system of the kitchen, and the embodiment 5 of the oil smoke pumping system of the kitchen is further improved and obtained on the basis of the embodiment 2 of the oil smoke pumping system of the kitchen. The main differences between the embodiment 5 of the cooking fume exhausting system of the kitchen and the embodiment 2 of the cooking fume exhausting system of the kitchen are as follows.
The ventilation device of embodiment 5 of the cooking fume exhausting system in the kitchen is an automatically openable and closable window 8, as shown in fig. 5. When the automatically openable and closable window 8 is in the non-ventilation mode, the airflow cannot flow into the kitchen through the automatically openable and closable window 8. When the automatically openable and closable window 8 is in the ventilation mode, the airflow can flow into the kitchen through the automatically openable and closable window 8.
The automatically openable and closable window 8 includes a window frame, a driving device, a window body, and a communication unit adapted to establish communication with the hood 1. The window body is embedded in the window frame. And the driving device is arranged to be suitable for driving the window body to move so as to switch the automatically openable and closable window 8 between the ventilation mode and the non-ventilation mode. And the control module of the range hood 1 is set to establish communication with the communication unit of the window 8 capable of automatically opening and closing in a wireless communication mode.
When the range hood 1 of the oil smoke pumping and exhausting system embodiment 5 of the kitchen operates, if the window 8 capable of being automatically opened and closed is in the non-ventilation mode (i.e., the window 8 is closed), the range hood 1 discharges air flow to the outside through the exhaust pipe 9, and no outdoor air is timely supplemented, the air pressure value in the kitchen is gradually reduced, and when the air pressure value in the kitchen detected by the air pressure detection module 2 is smaller than the preset air pressure threshold value, the control module of the range hood 1 sends a control instruction for opening the ventilation mode to the communication unit of the window 8 capable of being automatically opened and closed in a wireless communication manner. When the window 8 capable of being automatically opened and closed receives the control command for opening the ventilation mode, the window 8 capable of being automatically opened and closed executes the command, the driving device of the window 8 capable of being automatically opened and closed drives the window body to move, the window 8 capable of being automatically opened and closed is switched from the non-ventilation mode to the ventilation mode, the window 8 is opened, and at the moment, under the action of negative pressure generated by the operation of the range hood 1, airflow flows through the window 8 and flows into a kitchen.
For other structures and matching relations of the embodiment 5 of the oil smoke exhausting system of the kitchen, please refer to the corresponding description of the embodiment 2 of the oil smoke exhausting system of the kitchen.
The foregoing is merely one embodiment of the present application and other embodiments may be devised by adding, deleting, modifying or replacing certain features. For example, when the air pressure value in the kitchen detected by the air pressure detection module is smaller than the preset air pressure threshold value, if the window capable of being automatically opened and closed is already in a partially opened state, the control module of the range hood may send a control instruction for further opening to the window capable of being automatically opened and closed in a wireless communication manner. After the window capable of being automatically opened and closed receives the control command of further opening, the driving device of the window capable of being automatically opened and closed drives the window body to move so as to increase the air inlet area of the window capable of being automatically opened and closed. Further, the opening degree of the window which can be automatically opened and closed may be controlled according to the air pressure value in the kitchen detected by the air pressure detection module.
Example 6
The present application also provides a ventilation device embodiment configured to deliver fresh air into a kitchen.
The ventilation device comprises a fresh air pipeline, an air pressure detection module and an air draft device. The air pressure detection module is electrically connected with the air draft device. The air draft device comprises an air draft fan.
The atmospheric pressure detection module is set to be suitable for the atmospheric pressure value in the detection kitchen, and controls updraft ventilator operation when the atmospheric pressure value that detects is less than preset atmospheric pressure threshold value, produces the negative pressure, and the guide air current flows in to the kitchen through the new trend pipeline, realizes carrying the new trend in to the kitchen.
Example 7
The present application also proposes another ventilation device embodiment.
The ventilation device is a window capable of being automatically opened and closed. The window capable of automatically opening and closing is suitable for switching between a ventilation mode and a non-ventilation mode. When the window capable of being automatically opened and closed is in a non-ventilation mode, airflow cannot flow into a kitchen through the window capable of being automatically opened and closed. When the window capable of automatically opening and closing is in a ventilation mode, airflow can flow into a kitchen through the window capable of automatically opening and closing.
The window capable of being automatically opened and closed comprises a window frame, a driving device, an air pressure detection module and a window body. The window body is embedded in the window frame. And the driving device is arranged to be suitable for driving the window body to move so as to realize the switching of the window capable of being automatically opened and closed between the ventilation mode and the non-ventilation mode. The air pressure detection module is electrically connected with the driving device.
The air pressure detection module is set to be suitable for detecting an air pressure value in a kitchen, and when the detected air pressure value is smaller than a preset air pressure threshold value, if the window capable of being automatically opened and closed is in a non-ventilation mode, the air pressure detection module controls the driving device to drive the window body to move, and the window capable of being automatically opened and closed is switched from the non-ventilation mode to the ventilation mode.
The elements of the different embodiments may be combined with each other in any feasible manner to achieve the object of the application.
It should be additionally noted that the present application should not be construed as limited to the above-described embodiments, but rather should be construed to cover all possible embodiments as determined by the claims that follow when taken in conjunction with the disclosure herein. Therefore, any simple modification, equivalent change and modification of the above embodiments according to the technical essence of the present application are within the protection scope of the present application, unless departing from the content of the present application.
Claims (10)
1. A range hood (1) arranged to be adapted to be installed in a kitchen, characterized by:
the range hood (1) comprises an air pressure detection module (2) which is set to be suitable for detecting an air pressure value in the kitchen;
the range hood (1) further comprises a reminding device electrically connected to the air pressure detection module (2);
the reminding device is set to be suitable for reminding when the air pressure value detected by the air pressure detection module (2) is smaller than a preset air pressure threshold value.
2. A hood (1) according to claim 1, characterized in that:
the reminding device comprises a display module (3) and/or a voice playing module and/or a wireless communication module.
3. A range hood (1) arranged to be adapted to be installed in a kitchen, characterized by:
the range hood (1) comprises an air pressure detection module (2) which is set to be suitable for detecting an air pressure value in the kitchen;
the range hood (1) further comprises a control module electrically connected with the air pressure detection module (2);
the control module is arranged to be suitable for establishing communication with the ventilation device of the kitchen in a wired communication or wireless communication mode;
the control module is set to be suitable for sending a control instruction for starting a ventilation mode to a ventilation device of the kitchen when the air pressure value detected by the air pressure detection module (2) is smaller than a preset air pressure threshold value.
4. A ventilation unit adapted to deliver fresh air into a kitchen, comprising:
the ventilation device is suitable for switching between a ventilation mode and a non-ventilation mode;
the ventilation device comprises an air pressure detection module (2) which is set to be suitable for detecting the air pressure value in the kitchen and controlling the ventilation device to start the ventilation mode when the detected air pressure value is smaller than a preset air pressure threshold value.
5. A ventilating device according to claim 4, wherein:
the ventilation device also comprises a fresh air pipeline (4) and a regulating and controlling unit (5) suitable for controlling the on-off of the fresh air pipeline (4);
when the fresh air pipeline (4) is cut off by the regulating and controlling unit (5), the ventilation device is in the non-ventilation mode;
when the regulating and controlling unit (5) conducts the fresh air pipeline (4), the ventilation device is in the ventilation mode.
6. A ventilating device according to claim 5, wherein:
the ventilation device further comprises an air extraction device (7) adapted to guide an air flow through the fresh air duct (4) into the kitchen in the ventilation mode.
7. A ventilating device according to claim 4, wherein:
the ventilation device is a window (8) capable of being automatically opened and closed.
8. The utility model provides an oil smoke pumping system in kitchen which characterized in that:
comprises a smoke exhaust ventilator (1) and a ventilation device which is suitable for conveying fresh air into the kitchen;
the ventilation device is suitable for switching between a ventilation mode and a non-ventilation mode;
the ventilation device is arranged to establish communication with the range hood (1) in a wired or wireless communication manner;
the range hood (1) comprises an air pressure detection module (2) suitable for detecting an air pressure value in the kitchen;
the range hood (1) is set to be suitable for sending a control instruction for starting a ventilation mode to the ventilation device when the air pressure value detected by the air pressure detection module (2) is smaller than a preset air pressure threshold value.
9. The fume extraction system of claim 8, wherein:
the ventilation device also comprises a fresh air pipeline (4) and a regulating and controlling unit (5) suitable for controlling the on-off of the fresh air pipeline (4);
when the fresh air pipeline (4) is cut off by the regulating and controlling unit (5), the ventilation device is in the non-ventilation mode;
when the regulating and controlling unit (5) conducts the fresh air pipeline (4), the ventilation device is in the ventilation mode.
10. The fume extraction system of claim 8, wherein:
the ventilation device is a window (8) capable of being automatically opened and closed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921223622.5U CN210740490U (en) | 2019-07-31 | 2019-07-31 | Smoke ventilator, ventilation unit and oil smoke pumping and exhausting system of kitchen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921223622.5U CN210740490U (en) | 2019-07-31 | 2019-07-31 | Smoke ventilator, ventilation unit and oil smoke pumping and exhausting system of kitchen |
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| Publication Number | Publication Date |
|---|---|
| CN210740490U true CN210740490U (en) | 2020-06-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921223622.5U Active CN210740490U (en) | 2019-07-31 | 2019-07-31 | Smoke ventilator, ventilation unit and oil smoke pumping and exhausting system of kitchen |
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| Country | Link |
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| CN (1) | CN210740490U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111946194A (en) * | 2020-08-24 | 2020-11-17 | 珠海格力电器股份有限公司 | Kitchen door control method and device, processor and intelligent kitchen system |
| CN114353145A (en) * | 2021-12-31 | 2022-04-15 | 北京金茂人居环境科技有限公司 | Kitchen internal and external air pressure balance control method, storage medium and electronic equipment |
-
2019
- 2019-07-31 CN CN201921223622.5U patent/CN210740490U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111946194A (en) * | 2020-08-24 | 2020-11-17 | 珠海格力电器股份有限公司 | Kitchen door control method and device, processor and intelligent kitchen system |
| CN111946194B (en) * | 2020-08-24 | 2024-04-02 | 珠海格力电器股份有限公司 | Control method and device for kitchen door, processor and intelligent kitchen system |
| CN114353145A (en) * | 2021-12-31 | 2022-04-15 | 北京金茂人居环境科技有限公司 | Kitchen internal and external air pressure balance control method, storage medium and electronic equipment |
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