CN213334770U - Negative pressure linkage air supplement system is prevented in kitchen - Google Patents
Negative pressure linkage air supplement system is prevented in kitchen Download PDFInfo
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- CN213334770U CN213334770U CN202021771235.8U CN202021771235U CN213334770U CN 213334770 U CN213334770 U CN 213334770U CN 202021771235 U CN202021771235 U CN 202021771235U CN 213334770 U CN213334770 U CN 213334770U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/90—Passive houses; Double facade technology
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Abstract
The utility model discloses a negative pressure linkage air supplement system for a kitchen, which comprises a passive house kitchen, a smoke exhaust ventilator and a smoke exhaust pipe; the smoke exhaust pipe is provided with an exhaust valve and an exhaust flow sensor; the natural air supplementing mechanism comprises a natural air supplementing pipe, a first air inlet valve and a first air inlet flow sensor; the forced air supplementing mechanism comprises a forced air supplementing pipe, a second air inlet valve, a second air inlet flow sensor and a suction fan; the smoke exhaust ventilator, the exhaust valve and the first air inlet valve are opened or closed in a linkage manner; the exhaust air flow sensor, the first intake air flow sensor and the second intake air flow sensor are all connected with the controller; the controller is electrically connected with the suction fan; the suction fan and the second air inlet valve are opened or closed in a linkage manner. The utility model discloses in set up natural air supplement mechanism and force air supplement mechanism, natural air supplement mechanism and force the cooperation setting of air supplement mechanism can realize the tolerance balance in the passive house kitchen to prevent the production of negative pressure.
Description
Technical Field
The utility model belongs to the technical field of passive house, concretely relates to negative pressure linkage air supplement system is prevented in kitchen.
Background
In order to ensure the air tightness, the doors and windows of the passive house are in a closed state in the winter of indoor heating and the summer of refrigeration. Therefore, when the smoke exhaust ventilator in the passive house kitchen is started and oil smoke and foul smell are exhausted, negative pressure in the kitchen can be caused due to no air intake in the whole house, and foul smell in the exhaust duct, the drainage pipeline, the floor drain and other places of the indoor toilet can flow back to the indoor space, so that peculiar smell pollutes the indoor environment; meanwhile, the generation of indoor negative pressure can cause the loss of cold and heat in the passive house, thereby causing energy consumption.
Therefore, it is necessary to design a negative pressure linkage air supplement system for kitchen.
SUMMERY OF THE UTILITY MODEL
The utility model aims at overcoming the defects of the prior art and providing a negative pressure linkage air supplement system for a kitchen.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a kitchen negative pressure prevention linkage air supplement system comprises a passive house kitchen, wherein a smoke exhaust ventilator is arranged in the passive house kitchen, an outlet of the smoke exhaust ventilator is communicated with a smoke exhaust pipe, and the end part of the smoke exhaust pipe penetrates through the side wall of the passive house kitchen;
an exhaust valve and an exhaust flow sensor are sequentially arranged on the exhaust pipe along the flowing direction of the flue gas;
a natural air supplement mechanism is arranged on one side wall of the passive house kitchen and comprises a natural air supplement pipe which penetrates through one side wall of the passive house kitchen, and a first air inlet valve and a first air inlet flow sensor are sequentially arranged on the natural air supplement pipe positioned in the passive house kitchen along the flowing direction of inlet air;
a forced air supplementing mechanism is arranged on the other side wall of the passive house kitchen and comprises a forced air supplementing pipe which penetrates through the other side wall of the passive house kitchen, and a second air inlet valve and a second air inlet flow sensor are sequentially arranged on the forced air supplementing pipe in the passive house kitchen along the air inlet flowing direction; the port of the forced air supplementing pipe positioned outside the passive house kitchen is communicated with the outlet of a suction fan, and the suction fan is fixedly arranged on the outer side wall of the passive house kitchen;
the range hood, the exhaust valve and the first air inlet valve are opened or closed in a linkage manner;
the exhaust air flow sensor, the first intake air flow sensor and the second intake air flow sensor are all connected with the controller;
the controller is electrically connected with the suction fan;
and the suction fan and the second air inlet valve are opened or closed in a linkage manner.
Preferably, a composite filter screen is arranged at the position of the natural air supplementing pipe close to the outer port.
Preferably, a composite filter screen is arranged in a forced air supply pipe between the suction fan and the second air inlet valve.
Preferably, a rain-proof hood is arranged on the outer side wall of the passive house kitchen at the upper part of the outer end opening of the smoke exhaust pipe.
Preferably, a rain-proof hood is arranged on the outer side wall of the passive house kitchen at the upper part of the outer end opening of the natural air supply pipe.
Preferably, the outer part of the suction fan is covered with a protective cover.
The utility model has the advantages that:
the negative pressure linkage air supplement system for the kitchen is provided with the natural air supplement mechanism and the forced air supplement mechanism, and the natural air supplement mechanism and the smoke exhaust ventilator are linked to be started or closed to realize natural air supplement; when the natural air supplement is insufficient, the forced air supplement mechanism is started, and external air is sucked by the suction fan and supplemented into the room; therefore, the matching arrangement of the natural air supplement mechanism and the forced air supplement mechanism can realize the air quantity balance in the passive house kitchen, thereby preventing the generation of negative pressure.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the application and, together with the description, serve to explain the application and are not intended to limit the application.
FIG. 1 is a schematic structural view of the anti-negative pressure linkage air supplement system for kitchen according to the present invention;
wherein the content of the first and second substances,
01-passive house kitchen, 02-smoke exhaust ventilator, 03-smoke exhaust pipe;
11-exhaust valve, 12-exhaust flow sensor;
21-a natural air supply pipe, 22-a first air inlet valve and 23-a first air inlet flow sensor;
31-a forced air supplementing pipe, 32-a second air inlet valve, 33-a second air inlet flow sensor and 34-a suction fan;
4-composite filter screen;
5-rain-proof hood;
6-protective cover.
Detailed Description
It should be noted that the following detailed description is exemplary and is intended to provide further explanation of the disclosure. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.
In the present invention, the terms such as "upper" and the like refer to the position or positional relationship shown in the drawings, and are only terms of the relationship determined for convenience of describing the structural relationship between the components or elements of the present invention, and are not intended to refer to any components or elements of the present invention, and should not be construed as limiting the present invention.
In the present invention, terms such as "connected" and "connected" should be understood in a broad sense, and may be either fixedly connected or integrally connected or detachably connected; may be directly connected or indirectly connected through an intermediate. The meaning of the above terms in the present invention can be determined according to specific situations by persons skilled in the art, and should not be construed as limiting the present invention.
The present invention will be further explained with reference to the drawings and examples.
As shown in fig. 1, the kitchen negative pressure prevention linkage air supplement system comprises a passive house kitchen 01, wherein a smoke exhaust ventilator 02 is arranged in the passive house kitchen 01, an outlet of the smoke exhaust ventilator 02 is communicated with a smoke exhaust pipe 03, and the end part of the smoke exhaust pipe 03 penetrates through the side wall of the passive house kitchen 01;
an exhaust valve 11 and an exhaust flow sensor 12 are sequentially arranged on the exhaust pipe 03 along the flow direction of the flue gas;
a natural air supplement mechanism is arranged on one side wall of the passive house kitchen 01, the natural air supplement mechanism comprises a natural air supplement pipe 21 which penetrates through one side wall of the passive house kitchen 01, and a first air inlet valve 22 and a first air inlet flow sensor 23 are sequentially arranged on the natural air supplement pipe 21 in the passive house kitchen 01 along the flowing direction of inlet air;
a forced air supplementing mechanism is arranged on the other side wall of the passive house kitchen 01, the forced air supplementing mechanism comprises a forced air supplementing pipe 31 which penetrates through the other side wall of the passive house kitchen 01, and a second air inlet valve 32 and a second air inlet flow sensor 33 are sequentially arranged on the forced air supplementing pipe 31 in the passive house kitchen 01 along the air inlet flowing direction; the port of the forced air supplementing pipe 31 positioned outside the passive house kitchen 01 is communicated with the outlet of the suction fan 34, and the suction fan 34 is fixedly arranged on the outer side wall of the passive house kitchen 01;
the range hood 02, the exhaust valve 11 and the first air inlet valve 22 are opened or closed in a linkage manner;
the exhaust air flow sensor 12, the first intake air flow sensor 23 and the second intake air flow sensor 33 are all connected with the controller;
the controller is electrically connected with the suction fan 34;
the suction fan 34 and the second air inlet valve are opened or closed in a linkage manner.
Preferably, the natural air supplementing pipe 21 is provided with a composite filter screen 4 at a position close to the outer port, and impurities and haze in the outside air are removed through the composite filter screen.
Preferably, a composite filter screen 4 is arranged in the forced air supply pipe 31 between the suction fan 34 and the second air inlet valve 32, and impurities and haze in the outside air are removed through the composite filter screen.
Preferably, the outer side wall of the passive house kitchen 01 at the upper part of the outer port of the smoke exhaust pipe 03 is provided with a rainproof hood 5, so that rainwater is prevented from entering the smoke exhaust pipe 03, and the service life of the smoke exhaust pipe 03 is prolonged.
Preferably, the rain-proof hood 5 is arranged on the outer side wall of the passive house kitchen 01 at the upper part of the outer port of the natural air supplementing pipe 21, so that rainwater is prevented from entering the natural air supplementing pipe 21, and the service life of the natural air supplementing pipe is prolonged.
Preferably, the outer part of the suction fan 34 is covered with a protective cover 6, so as to play a role in preventing sun and rain, and prolong the service life of the suction fan 34.
The utility model provides a negative pressure linkage air supplement system is prevented in kitchen, its specific implementation as follows:
after the range hood 02 is started, the exhaust valve 11 and the first air inlet valve 22 are opened in a linkage manner, so that when the range hood 02 exhausts oil smoke, external air enters the passive house kitchen 01 through the natural air supplementing pipe 21, natural air supplementing is realized, and negative pressure in a room is prevented;
in the process of natural air supply, an exhaust flow sensor 12 detects the air volume pumped by the range hood 02 and transmits the air volume to a controller, and a first intake flow sensor 23 detects the air volume naturally supplied and transmits the air volume to the controller; when the natural supply air volume is smaller than the pumped air volume, namely the natural air supply mechanism is insufficient in air supply, the controller controls the suction fan 34 to start, and meanwhile, the second air inlet valve 32 is opened in a linkage manner, so that external air is sucked by the suction fan 34 and supplied to the indoor space;
in the working process of the suction fan 34, the second intake flow sensor 33 detects the forced supply air volume and transmits the air volume to the controller, and the controller controls the suction air volume of the suction fan 34 to enable the sum of the natural supply air volume and the forced supply air volume to be consistent with the pumped air volume, so that the air volume balance in the passive house kitchen 01 is achieved, and negative pressure is prevented from occurring in the passive house kitchen 01.
When the range hood 02 is closed, the exhaust valve 11 and the first air inlet valve 22 are closed in a linkage manner, meanwhile, the controller controls the suction fan 34 to be closed, and the second air inlet valve 32 is closed in a linkage manner, so that the air tightness of the passive house is ensured.
The negative pressure linkage air supplement system for the kitchen is provided with the natural air supplement mechanism and the forced air supplement mechanism, and the natural air supplement mechanism and the smoke exhaust ventilator 02 are linked to be started or closed to realize natural air supplement; when the natural air supplement is insufficient, the forced air supplement mechanism is started, and external air is sucked by the suction fan 34 to be supplemented into the room; therefore, the matching arrangement of the natural air supplement mechanism and the forced air supplement mechanism can realize the air quantity balance in the passive house kitchen 01, thereby preventing the generation of negative pressure.
Although the present invention has been described with reference to the accompanying drawings, it is not intended to limit the present invention, and those skilled in the art should understand that, based on the technical solution of the present invention, various modifications or variations that can be made by those skilled in the art without inventive labor are still within the scope of the present invention.
Claims (6)
1. A kitchen negative pressure prevention linkage air supplement system comprises a passive house kitchen, wherein a smoke exhaust ventilator is arranged in the passive house kitchen, an outlet of the smoke exhaust ventilator is communicated with a smoke exhaust pipe, and the end part of the smoke exhaust pipe penetrates through the side wall of the passive house kitchen; it is characterized in that the utility model is characterized in that,
an exhaust valve and an exhaust flow sensor are sequentially arranged on the exhaust pipe along the flowing direction of the flue gas;
a natural air supplement mechanism is arranged on one side wall of the passive house kitchen and comprises a natural air supplement pipe which penetrates through one side wall of the passive house kitchen, and a first air inlet valve and a first air inlet flow sensor are sequentially arranged on the natural air supplement pipe positioned in the passive house kitchen along the flowing direction of inlet air;
a forced air supplementing mechanism is arranged on the other side wall of the passive house kitchen and comprises a forced air supplementing pipe which penetrates through the other side wall of the passive house kitchen, and a second air inlet valve and a second air inlet flow sensor are sequentially arranged on the forced air supplementing pipe in the passive house kitchen along the air inlet flowing direction; the port of the forced air supplementing pipe positioned outside the passive house kitchen is communicated with the outlet of a suction fan, and the suction fan is fixedly arranged on the outer side wall of the passive house kitchen;
the range hood, the exhaust valve and the first air inlet valve are opened or closed in a linkage manner;
the exhaust air flow sensor, the first intake air flow sensor and the second intake air flow sensor are all connected with the controller;
the controller is electrically connected with the suction fan;
and the suction fan and the second air inlet valve are opened or closed in a linkage manner.
2. The kitchen negative pressure prevention linkage air supplement system as claimed in claim 1, wherein a composite filter screen is arranged at a position of the natural air supplement pipe close to the outer port.
3. The kitchen negative pressure prevention linkage air supplement system as claimed in claim 1, wherein a composite filter screen is arranged in the forced air supplement pipe between the suction fan and the second air inlet valve.
4. The system of claim 1, wherein a rain-proof hood is disposed on the outer wall of the passive house kitchen at the upper part of the outer end of the smoke exhaust pipe.
5. The system of claim 1, wherein a rain-proof hood is disposed on the outer wall of the passive house kitchen at the upper part of the outer port of the natural air supply pipe.
6. The kitchen negative pressure prevention linkage air supplement system as set forth in claim 1, wherein the exterior of said suction fan is covered with a protective cover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021771235.8U CN213334770U (en) | 2020-08-24 | 2020-08-24 | Negative pressure linkage air supplement system is prevented in kitchen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021771235.8U CN213334770U (en) | 2020-08-24 | 2020-08-24 | Negative pressure linkage air supplement system is prevented in kitchen |
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| Publication Number | Publication Date |
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| CN213334770U true CN213334770U (en) | 2021-06-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021771235.8U Active CN213334770U (en) | 2020-08-24 | 2020-08-24 | Negative pressure linkage air supplement system is prevented in kitchen |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023273328A1 (en) * | 2021-06-29 | 2023-01-05 | 青岛海尔空调器有限总公司 | Method and apparatus for controlling air conditioner, and air conditioner and storage medium |
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2020
- 2020-08-24 CN CN202021771235.8U patent/CN213334770U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023273328A1 (en) * | 2021-06-29 | 2023-01-05 | 青岛海尔空调器有限总公司 | Method and apparatus for controlling air conditioner, and air conditioner and storage medium |
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