CN220489384U - Chamber air quantity adjusting device - Google Patents
Chamber air quantity adjusting device Download PDFInfo
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- CN220489384U CN220489384U CN202321986032.4U CN202321986032U CN220489384U CN 220489384 U CN220489384 U CN 220489384U CN 202321986032 U CN202321986032 U CN 202321986032U CN 220489384 U CN220489384 U CN 220489384U
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- 230000001276 controlling effect Effects 0.000 claims abstract description 6
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- 238000010586 diagram Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 2
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Abstract
The room-separating air quantity adjusting device comprises an air inlet main pipe, wherein fresh air is introduced into one end of the air inlet main pipe; the shell is provided with a plurality of branch pipe interfaces, and each branch pipe interface is connected with an air supply branch pipe of a sub-chamber; each branch pipe interface is connected to the other end of the air inlet main pipe; the air quantity regulating valve is arranged at the air outlet position of each branch pipe connector, and the opening degree of the air quantity regulating valve is used for controlling the air quantity of the air outlet; and the air quantity adjusting buttons are arranged in each sub-chamber and are used for adjusting the opening of the air quantity adjusting valve corresponding to the air supply branch pipe. The air supply quantity of each room can be kept constant through the scheme, and the air supply quantity can be adjusted by utilizing the air quantity adjusting button according to the fresh air requirements of different rooms.
Description
Technical Field
The application relates to the technical field of fresh air devices, in particular to a sub-room air quantity adjusting device.
Background
The air supply quantity of the existing replacement fresh air system is set during system debugging, so that the air supply quantity of different rooms in a building is ensured to meet the design requirement. However, in actual operation, the air supply quantity of a room is changed due to air duct resistance change caused by dust accumulation in an air duct, equipment aging, dust accumulation in a filter and the like, and the indoor micro-positive pressure setting is affected, so that the air discharge quantity is finally larger than the air supply quantity, untreated air is sucked, and the indoor temperature, humidity and air quality are affected. In addition, when the number of people in the room changes and the use situation changes, the indoor air supply quantity cannot be correspondingly adjusted along with the change of the demand, so that the stability of the temperature, the humidity and the air quality is ensured.
Disclosure of Invention
The application aims to solve the technical problem that the air supply quantity cannot be controlled when the existing fresh air system supplies air for different rooms, and for this reason, the application provides a room-separating air quantity adjusting device.
Aiming at the technical problems, the application provides the following technical scheme:
the application provides a divide room air regulation device, include:
an air inlet main pipe, wherein fresh air is introduced into one end of the air inlet main pipe;
a shell, on which a plurality of branch pipe interfaces are arranged, each branch pipe interface is connected with an air supply branch pipe of a sub-chamber; each branch pipe interface is connected to the other end of the air inlet main pipe;
the air quantity adjusting valve is arranged at the air outlet position of each branch pipe connector, and the opening of the air quantity adjusting valve is used for controlling the air quantity of the air outlet;
and the air quantity adjusting buttons are arranged in each sub-chamber and are used for adjusting the opening of the air quantity adjusting valve corresponding to the air supply branch pipe.
In some embodiments, the air volume adjusting device for the sub-chamber is provided with an air volume adjusting button arranged on an adjusting panel of the sub-chamber, and a temperature sensor and a humidity sensor are integrated on the adjusting panel.
Some schemes the room air quantity adjusting device still includes:
the check valve is arranged at the air outlet of each air supply branch pipe.
Some schemes the room air quantity adjusting device still includes:
the air quality sensor is arranged at the air outlet of the air supply branch pipe, detects the air quality of the air supply branch pipe and sends the air quality to the adjusting panel, and the air quality display screen is integrated on the adjusting panel and used for displaying the air quality.
Some schemes the room air quantity adjusting device still includes:
and the branch pipe dynamic pressure sensors are arranged at the air outlet positions of the branch pipe connectors and are used for measuring the air dynamic pressure of the corresponding air supply branch pipes.
Some schemes the room air quantity adjusting device still includes:
the air inlet control branch pipe is connected with one side of the air inlet box body, and the other side of the air inlet box body is connected with one end of the air inlet main pipe; and the fresh air is conveyed into the air inlet main pipe after passing through the air inlet control branch pipe and the air inlet box body.
Some schemes the room air quantity adjusting device still includes:
the air inlet regulating valve is arranged in each air inlet control branch pipe and is an electric control valve;
and the controller is connected with the controlled end of each air inlet regulating valve.
The indoor air volume adjusting device in some schemes is characterized in that the controller is also used for being connected with each branch pipe dynamic pressure sensor.
In some embodiments, the controller is a PID controller.
In some embodiments, the number of the air inlet control branch pipes is the same as the number of the air supply branch pipes.
Compared with the prior art, the technical scheme of the application has the following technical effects:
the room-separating air quantity adjusting device comprises an air inlet main pipe, wherein fresh air is introduced into one end of the air inlet main pipe; the shell is provided with a plurality of branch pipe interfaces, and each branch pipe interface is connected with an air supply branch pipe of a sub-chamber; each branch pipe interface is connected to the other end of the air inlet main pipe; the air quantity regulating valve is arranged at the air outlet position of each branch pipe connector, and the opening degree of the air quantity regulating valve is used for controlling the air quantity of the air outlet; and the air quantity adjusting buttons are arranged in each sub-chamber and are used for adjusting the opening of the air quantity adjusting valve corresponding to the air supply branch pipe. The air supply quantity of each room can be kept constant through the scheme, and the air supply quantity can be adjusted by utilizing the air quantity adjusting button according to the fresh air requirements of different rooms.
Drawings
The objects and advantages of the present application will be appreciated by the following detailed description of preferred embodiments thereof, with reference to the accompanying drawings, in which:
fig. 1 is a schematic structural view of an air supply branch pipe part of a chamber air quantity adjusting device according to an embodiment of the present application;
FIG. 2 is a schematic diagram illustrating a connection relationship between an air intake manifold and a device housing according to an embodiment of the present disclosure;
fig. 3 is a schematic structural view of an air supply branch pipe part of a chamber air volume adjusting device according to another embodiment of the present application;
FIG. 4 is a schematic diagram illustrating a connection relationship between an air intake manifold and an air intake box according to an embodiment of the present disclosure;
FIG. 5 is a schematic diagram of the electrical connection between the controller and the sensor and the electrically controlled valve.
Detailed Description
The following description of the embodiments of the present application will be made apparent and fully in view of the accompanying drawings, in which some, but not all embodiments of the utility model are shown. All other embodiments, which can be made by one of ordinary skill in the art without undue burden from the present disclosure, are within the scope of the present disclosure.
In the description of the present application, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of description of the present application and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present application. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present application, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the terms in this application will be understood by those of ordinary skill in the art in a specific context.
In addition, the technical features described below in the different embodiments of the present application may be combined with each other as long as they do not collide with each other.
The embodiment of the application provides a chambered air volume adjusting device, as shown in fig. 1 and 2, the device comprises a shell 1, and a plurality of branch pipe interfaces 2 are arranged on the shell. The fresh air inlet main pipe 6 is also included, and fresh air is introduced into one end of the fresh air inlet main pipe; each branch pipe connector 2 is connected with an air supply branch pipe of a sub-room; each of the branch pipe interfaces 2 is connected to the other end of the intake manifold 6. The air quantity adjusting valve 5 is arranged at the air outlet position of each branch pipe connector 2, and the opening of the air quantity adjusting valve 5 is used for controlling the air quantity of the air outlet; the device also comprises an air quantity adjusting button 4 which is arranged in each sub-chamber, and the air quantity adjusting button 4 is used for adjusting the opening of an air quantity adjusting valve 5 corresponding to the air supply branch pipe.
The indoor air quantity adjusting device provided by the embodiment comprises an air inlet main pipe 6, wherein fresh air is introduced into one end of the air inlet main pipe; a plurality of branch pipe interfaces 2 are arranged on the shell 1, and each branch pipe interface 2 is connected with an air supply branch pipe of a sub-chamber; each branch pipe interface 2 is connected to the other end of the air inlet main pipe 6; the air quantity regulating valve 5 is arranged at the air outlet position of each branch pipe connector 2, and the opening degree of the air quantity regulating valve 5 is used for controlling the air quantity of the air outlet of each branch pipe connector 2; an air quantity adjusting knob 4 is arranged in each sub-chamber, and the air quantity adjusting knob 4 is used for adjusting the opening of an air quantity adjusting valve 5 corresponding to the air supply branch pipe. The air supply quantity of each room can be kept constant through the scheme, and the air supply quantity can be adjusted by utilizing the air quantity adjusting button according to the fresh air requirements of different rooms.
Further, in the above-mentioned sub-room air volume adjusting device, the air volume adjusting knob 4 is disposed on an adjusting panel of the sub-room, and a temperature sensor and a humidity sensor are integrated on the adjusting panel. Through integrating temperature sensor and humidity transducer on the regulating panel, can correspond the temperature value and the humidity value that show the chamber on the regulating panel, when adjusting air quantity adjusting button 4, the user can regard the temperature value and the humidity value that show as the reference to confirm the regulation direction and the regulating variable of air quantity adjusting button 4.
Preferably, the device for adjusting the air quantity of the sub-chamber further comprises a check valve, and the check valve is arranged at the air outlet position of each air supply branch pipe. By arranging the check valve, the air supply branch pipe can only supply fresh air into the sub-chamber, and air in the sub-chamber cannot be sucked in reversely. Further, the chamber air volume adjusting device may further include: the air quality sensor is arranged at the air outlet of the air supply branch pipe, detects the air quality of the air supply branch pipe and sends the air quality to the adjusting panel, and the air quality display screen is integrated on the adjusting panel and used for displaying the air quality. In practical application, the fresh air can have the situations of dust accumulation, dust accumulation and the like in the air channel passing through before being sent into the sub-chamber, in order to ensure that the air entering the sub-chamber is fresh air meeting the quality requirement, an air quality sensor can be arranged at the air outlet position of the air supply branch pipe, and if the air quality detected by the air quality sensor is poor, the air quality sensor can be displayed on the adjusting panel, so that a user can clean the air channel in time.
Further, as shown in fig. 3, the chamber air volume adjusting device further includes a manifold dynamic pressure sensor 3 disposed at the air outlet position of each manifold interface 2, where the manifold dynamic pressure sensor 3 is used to measure the air dynamic pressure of the corresponding air supply manifold. As shown in fig. 2 and 3, an air inlet header pipe 6 is provided on the housing 1 of the apparatus for introducing the processed fresh air to be sent into the sub-chambers, and a plurality of branch pipe interfaces 2 are provided on the opposite or adjacent sides for connecting the air supply branch pipes and sending the processed fresh air to the respective rooms; a branch pipe dynamic pressure sensor 3 is arranged on the outer side of each branch pipe connector 2 for measuring the air dynamic pressure of the branch pipe; an air volume adjusting knob 4 can be arranged on the adjusting panel of each room, and preferably, the air volume adjusting knob 4 can also be arranged at a position which is convenient to adjust above each branch pipe interface 2, so that a user can adjust the air volume according to the requirement; an air quantity adjusting valve 5 is arranged on the inner side of each branch pipe connector 2 and used for adjusting the air quantity of the branch pipe.
Further, as shown in fig. 4 and fig. 5, the chamber-separating air volume adjusting device in the above scheme further comprises an air inlet box body 7 and an air inlet control branch pipe 8, wherein the air inlet control branch pipe 8 is connected with one side of the air inlet box body 7, and the other side of the air inlet box body 7 is connected with one end of the air inlet main pipe 6; the fresh air is conveyed into the air inlet main pipe 6 after passing through the air inlet control branch pipe 8 and the air inlet box body 7. Through this scheme, can be to the regulation air inlet total amount of different air inlet control branch pipes 8 to can realize the target that air inlet medium volume and air-out total amount match. Further, as shown in the figure, the indoor air volume adjusting device further comprises an air inlet adjusting valve, which is arranged in each air inlet control branch pipe 8 and is an electric control valve; and the controller is connected with the controlled end of each air inlet regulating valve. The controller can be arranged in a separate room or a property control room, for example, so that the user can operate the controller conveniently. In a specific implementation, the controller is further configured to connect to each of the manifold dynamic pressure sensors 3. The controller can receive the data detected by all branch pipe dynamic pressure sensors 3, determine the required total air intake amount according to the data, and control the adjusting opening degree of each air intake adjusting valve accordingly.
Preferably, the controller is a PID controller, and the number of the air inlet control branch pipes is the same as the number of the air supply branch pipes. Therefore, the air inlet quantity of each air inlet control branch pipe can be controlled to be equal to the air outlet quantity of the branch pipe structure of each air supply branch pipe, and the control is simpler. In the above scheme, a controller is arranged in the device and used for adjusting the air inlet quantity according to the air inlet quantity of each air supply branch pipe, so that the air inlet quantity calculated according to the measured value of the dynamic pressure sensor of the branch pipe meets the set air quantity requirement. When the PID controller is adopted to realize control, a threshold value can be set in the controller, and when the detected air quantity determined by the branch pipe dynamic pressure sensor is higher than the air quantity set by the air quantity adjusting button of the branch pipe by a set threshold value, an instruction can be sent, the air quantity adjusting valve of the corresponding branch pipe is required to be reduced, and the air quantity adjusting valve can also be an electric control valve, and the PID controller is used for directly and automatically adjusting the air quantity adjusting valve to quickly adjust the measured air quantity to be in a matching range; the same principle is that when the air supply quantity determined by a branch pipe dynamic pressure sensor is detected to be lower than the air quantity set by the branch pipe air quantity adjusting button and the lower quantity exceeds a set threshold value, the air quantity adjusting valve of the corresponding branch pipe is indicated to be enlarged, and the measured air quantity can be automatically adjusted to be within a set range through a PID controller. Therefore, the scheme can ensure constant air supply quantity of each room, and can automatically adjust the air supply quantity according to the fresh air requirement of each room.
It is apparent that the above examples are given by way of illustration only and are not limiting of the embodiments. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. It is not necessary here nor is it exhaustive of all embodiments. While nevertheless, obvious variations or modifications are contemplated as falling within the scope of the present application.
Claims (10)
1. A chamber-separating air volume adjusting device, characterized by comprising:
an air inlet main pipe, wherein fresh air is introduced into one end of the air inlet main pipe;
a shell, on which a plurality of branch pipe interfaces are arranged, each branch pipe interface is connected with an air supply branch pipe of a sub-chamber; each branch pipe interface is connected to the other end of the air inlet main pipe;
the air quantity adjusting valve is arranged at the air outlet position of each branch pipe connector, and the opening of the air quantity adjusting valve is used for controlling the air quantity of the air outlet;
and the air quantity adjusting buttons are arranged in each sub-chamber and are used for adjusting the opening of the air quantity adjusting valve corresponding to the air supply branch pipe.
2. The chamber air volume adjusting device according to claim 1, wherein:
the air quantity adjusting button is arranged on an adjusting panel of the sub-chamber, and a temperature sensor and a humidity sensor are integrated on the adjusting panel.
3. The room-dividing air volume adjusting device according to claim 2, further comprising:
the check valve is arranged at the air outlet of each air supply branch pipe.
4. The room-dividing air volume adjusting device according to claim 2, further comprising:
the air quality sensor is arranged at the air outlet of the air supply branch pipe, detects the air quality of the air supply branch pipe and sends the air quality to the adjusting panel, and the air quality display screen is integrated on the adjusting panel and used for displaying the air quality.
5. The room-dividing air volume adjusting device according to claim 1, further comprising:
and the branch pipe dynamic pressure sensors are arranged at the air outlet positions of the branch pipe connectors and are used for measuring the air dynamic pressure of the corresponding air supply branch pipes.
6. The sub-room air volume adjusting apparatus according to claim 5, further comprising:
the air inlet control branch pipe is connected with one side of the air inlet box body, and the other side of the air inlet box body is connected with one end of the air inlet main pipe; and the fresh air is conveyed into the air inlet main pipe after passing through the air inlet control branch pipe and the air inlet box body.
7. The chamber air volume damper according to claim 6, further comprising:
the air inlet regulating valve is arranged in each air inlet control branch pipe and is an electric control valve;
and the controller is connected with the controlled end of each air inlet regulating valve.
8. The chamber air volume adjusting device according to claim 7, wherein:
the controller is also used for being connected with each branch pipe dynamic pressure sensor.
9. The chamber air volume adjusting device according to claim 8, wherein:
the controller is a PID controller.
10. The chamber air volume adjusting device according to claim 9, wherein:
the number of the air inlet control branch pipes is the same as that of the air supply branch pipes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321986032.4U CN220489384U (en) | 2023-07-26 | 2023-07-26 | Chamber air quantity adjusting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321986032.4U CN220489384U (en) | 2023-07-26 | 2023-07-26 | Chamber air quantity adjusting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220489384U true CN220489384U (en) | 2024-02-13 |
Family
ID=89832076
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321986032.4U Active CN220489384U (en) | 2023-07-26 | 2023-07-26 | Chamber air quantity adjusting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220489384U (en) |
-
2023
- 2023-07-26 CN CN202321986032.4U patent/CN220489384U/en active Active
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