CN212986228U - Air quantity measuring and automatic regulating device - Google Patents
Air quantity measuring and automatic regulating device Download PDFInfo
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- CN212986228U CN212986228U CN202021757644.2U CN202021757644U CN212986228U CN 212986228 U CN212986228 U CN 212986228U CN 202021757644 U CN202021757644 U CN 202021757644U CN 212986228 U CN212986228 U CN 212986228U
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Abstract
The utility model relates to an air quantity measuring and automatic adjusting device, which comprises a pipeline, an electric adjusting valve, a damping plate and a controller; one end of the pipeline is an air inlet, and a first flange connecting seat is arranged on the air inlet; the other end of the pipeline is provided with an air outlet, and a second flange connecting seat is arranged on the air outlet; the electric adjusting valve is arranged at one end, close to the air inlet, in the pipeline and is in wireless signal connection with the controller; the damping plate is arranged at one end, close to the air outlet, in the pipeline, and a high-pressure measuring device is arranged on the pipeline and positioned between the damping plate and the electric adjusting valve; a low-pressure measuring device is arranged on the pipeline between the damping plate and the air outlet; the high-voltage measuring device and the low-voltage measuring device are connected with the controller through wireless signals. The utility model provides an amount of wind is measured and automatic regulating apparatus can the remote setting control amount of wind to the actual amount of wind of feedback that can be accurate.
Description
Technical Field
The utility model relates to an air regulation valve technical field, concretely relates to air volume measurement and automatic regulating apparatus.
Background
The air regulating valve is also called as air regulating valve, is an indispensable central air-conditioning end fitting in ventilation, air-conditioning and air purification engineering of industrial factory buildings and civil buildings, is generally used in air-conditioners and ventilation system pipelines, is used for regulating the air quantity of branch pipes, and can also be used for mixed regulation of fresh air and return air. The air flow control device is widely applied to heating ventilation and air conditioning systems of industrial, mining and civil buildings, can accurately regulate the air flow, and is one of key devices for controlling ventilation modes in various environments. The device has the main characteristics of flexible operation, low noise, small leakage, wide working temperature area, reliable structure, safety and convenience.
The existing air volume regulating valve can only set a target value, but cannot display an actual air volume value, and cannot know whether the air volume target is achieved or not.
In order to solve the above problems, the present applicant proposed an air volume measuring and automatic adjusting device.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an amount of wind is measured and automatic regulating apparatus, can the remote setting control amount of wind to the actual air volume value of feedback that can be accurate.
In order to achieve the purpose of the utility model, the air quantity measuring and automatic adjusting device of the utility model comprises a pipeline, an electric adjusting valve, a damping plate and a controller;
one end of the pipeline is an air inlet, and a first flange connecting seat is arranged on the air inlet; the other end of the pipeline is an air outlet, and a second flange connecting seat is arranged on the air outlet;
the electric adjusting valve is arranged at one end, close to the air inlet, in the pipeline and is in wireless signal connection with the controller;
the damping plate is arranged at one end, close to the air outlet, in the pipeline, a high-pressure measuring device is arranged on the pipeline between the damping plate and the electric adjusting valve, and the high-pressure measuring device is used for measuring the pressure of air in the pipeline when the air does not pass through the damping plate; a low-pressure measuring device is arranged on the pipeline between the damping plate and the air outlet and is used for measuring the pressure of the wind in the pipeline after passing through the damping plate; and the high-voltage measuring device and the low-voltage measuring device are in wireless signal connection with the controller.
Preferably, a flow equalizing plate is arranged between the electric regulating valve and the high-pressure measuring device in the pipeline.
Preferably, the pipeline is divided into a first pipeline, a second pipeline and a third pipeline from the air inlet to the air outlet in sequence; one end of the first pipeline is an air inlet, the other end of the first pipeline is provided with a third flange connecting seat, one end of the first pipeline, which is provided with the third flange connecting seat, extends forwards to form a first connecting part, and the electric adjusting valve is arranged in the first pipeline; a fourth flange connecting seat matched with the third flange connecting seat is arranged at one end of the second pipeline, a fifth flange connecting seat is arranged at the other end of the second pipeline, a first annular baffle plate is arranged on the inner wall, close to the fourth flange connecting seat, of the second pipeline, and a second connecting part is arranged at one end, provided with the fifth flange connecting seat, of the second pipeline in an outward extending mode; the flow equalizing plate is placed on the first annular baffle and fixed through a first connecting part on a first pipeline, the first pipeline and a second pipeline are connected through a third flange connecting seat and a fourth flange connecting seat, and the high-pressure measuring device is arranged on the second pipeline; one end of the third pipeline is an air outlet, the other end of the third pipeline is provided with a sixth flange connecting seat, a second annular baffle plate is arranged on the inner wall, close to the sixth flange connecting seat, of the third pipeline, the damping plate is placed on the second annular baffle plate and fixed through a second connecting part on the second pipeline, and the second pipeline and the third pipeline are connected through a fifth flange connecting seat and the sixth flange connecting seat; the low pressure measuring device is arranged on the third pipeline.
Preferably, both sides of the flow equalizing plate and both sides of the damping plate are provided with sealing rings.
The utility model discloses amount of wind is measured and automatic regulating apparatus compares with prior art, still has following advantage:
(1) the target air quantity can be set, the electric control valve can be remotely controlled to control the air quantity, and the actual air quantity value can be accurately fed back;
(2) simple structure, convenient operation is swift.
Drawings
FIG. 1 is a schematic view of an air volume measuring and automatic adjusting device in an embodiment;
FIG. 2 is a schematic structural view of a first pipe in the embodiment;
FIG. 3 is a schematic structural view of a second pipe in the embodiment;
FIG. 4 is a schematic structural view of a third piping in the embodiment;
FIG. 5 is a schematic structural view of a damping plate in the embodiment;
fig. 6 is a schematic structural diagram of an air volume measuring and automatic adjusting device in the embodiment.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and specific embodiments.
An air quantity measuring and automatic regulating device comprises a pipeline 9, an electric regulating valve 2, a damping plate 5 and a controller 6;
one end of the pipeline 9 is an air inlet, and a first flange connecting seat 1 is arranged on the air inlet; the other end of the pipeline 9 is an air outlet, and a second flange connecting seat 8 is arranged on the air outlet;
the electric adjusting valve 2 is arranged at one end, close to the air inlet, in the pipeline 9, and the electric adjusting valve 2 is in wireless signal connection with the controller 6; the opening and closing degree of the electric adjusting valve 2 is remotely controlled through the controller 6, and the air quantity is adjusted;
the damping plate 5 is arranged at one end, close to the air outlet, in the pipeline 9 and used for quantitatively reducing the air quantity, a high-pressure measuring device 4 is arranged between the damping plate 5 and the electric adjusting valve 2 on the pipeline 9, and the high-pressure measuring device 4 is used for measuring the pressure of air in the pipeline 9 when the air does not pass through the damping plate 5; a low-pressure measuring device 7 is arranged on the pipeline 9 and positioned between the damping plate 5 and the air outlet, and the low-pressure measuring device 7 is used for measuring the pressure of the air in the pipeline 9 after passing through the damping plate 5; the high-voltage measuring device 4 and the low-voltage measuring device 7 are in wireless signal connection with the controller 6The pressure difference between the two is obtained by the controller 6, and then the opening and closing degree of the electric regulating valve 2 is controlled by utilizing the principle that P is 1/2 multiplied by xi rho V2Calculating the air speed V by using a formula Q (3600 SV), and calculating the air volume passing through the electric regulating valve, wherein Q is the air volume passing through the electric regulating valve, S is the surface area of one side of the damping plate opposite to the air, and V is the air speed before the air passes through the damping plate; the controller 6 remotely controls the electrically operated damper 2 so that the amount of air passing through the electrically operated damper 2 is equal to a predetermined air amount value.
In the present embodiment, in order to make the wind speed uniform through the electric control valve 2, a flow equalizing plate 3 is disposed in the pipe 9 between the electric control valve 2 and the high pressure measuring device 4.
In this embodiment, the duct 9 is divided into a first duct 10, a second duct 13 and a third duct 19 in sequence from the air inlet to the air outlet; one end of the first pipeline 10 is an air inlet, the other end of the first pipeline 10 is provided with a third flange connecting seat 11, one end of the first pipeline 10, which is provided with the third flange connecting seat 11, extends forwards to form a first connecting part 12, and the electric adjusting valve 2 is arranged in the first pipeline 10; a fourth flange connecting seat 14 matched with the third flange connecting seat 11 is arranged at one end of the second pipeline 13, a fifth flange connecting seat 17 is arranged at the other end of the second pipeline 13, a first annular baffle 15 is arranged on the inner wall, close to the fourth flange connecting seat 14, of the second pipeline 13, and a second connecting part 18 extends outwards from one end, provided with the fifth flange connecting seat 17, of the second pipeline 13; the flow equalizing plate 3 is placed on a first annular baffle 15 and fixed through a first connecting part 12 on a first pipeline 10, the first pipeline 10 and a second pipeline 13 are connected through a third flange connecting seat 11 and a fourth flange connecting seat 14, and the high-pressure measuring device 16 is arranged on the second pipeline 13; one end of the third pipeline 19 is an air outlet, the other end of the third pipeline 19 is provided with a sixth flange connecting seat 21, a second annular baffle 22 is arranged on the inner wall, close to the sixth flange connecting seat 21, of the third pipeline 19, the damping plate 5 is placed on the second annular baffle 22 and fixed through a second connecting part 18 on the second pipeline 13, and the second pipeline 13 and the third pipeline 19 are connected through a fifth flange connecting seat 17 and the sixth flange connecting seat 21; the low pressure measuring device 20 is arranged on the third duct 19; so set up, conveniently maintain whole device. Preferably, both sides of the flow equalizing plate 3 and both sides of the damping plate 5 are provided with sealing rings, so that the sealing performance of the device is improved.
In the description of the present specification, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc., indicate orientations or positional relationships based on those shown in the drawings, and are used merely for convenience of describing the technical solutions of the present patent and for simplification of the description, but do not indicate or imply that the referred devices or elements must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be interpreted as limiting the present patent application.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of this patent application, "plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
In this specification, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integral to one another; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present specification can be understood by those of ordinary skill in the art as appropriate.
In this specification, unless explicitly stated or limited otherwise, a first feature may be "on" or "under" a second feature such that the first and second features are in direct contact, or the first and second features are in indirect contact via an intermediate. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.
Although embodiments of the present invention have been shown and described, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art without departing from the scope of the present invention.
Claims (4)
1. The air quantity measuring and automatic regulating device is characterized by comprising a pipeline, an electric regulating valve, a damping plate and a controller;
one end of the pipeline is an air inlet, and a first flange connecting seat is arranged on the air inlet; the other end of the pipeline is an air outlet, and a second flange connecting seat is arranged on the air outlet;
the electric adjusting valve is arranged at one end, close to the air inlet, in the pipeline and is in wireless signal connection with the controller;
the damping plate is arranged at one end, close to the air outlet, in the pipeline, a high-pressure measuring device is arranged on the pipeline between the damping plate and the electric adjusting valve, and the high-pressure measuring device is used for measuring the pressure of air in the pipeline when the air does not pass through the damping plate; a low-pressure measuring device is arranged on the pipeline between the damping plate and the air outlet and is used for measuring the pressure of the wind in the pipeline after passing through the damping plate; and the high-voltage measuring device and the low-voltage measuring device are in wireless signal connection with the controller.
2. The air volume measuring and automatic regulating device according to claim 1, wherein a flow equalizing plate is arranged between the electric regulating valve and the high pressure measuring device in the pipeline.
3. The air volume measuring and automatic adjusting device according to claim 2, wherein the duct is divided into a first duct, a second duct and a third duct in sequence from the air inlet to the air outlet; one end of the first pipeline is an air inlet, the other end of the first pipeline is provided with a third flange connecting seat, one end of the first pipeline, which is provided with the third flange connecting seat, extends forwards to form a first connecting part, and the electric adjusting valve is arranged in the first pipeline; a fourth flange connecting seat matched with the third flange connecting seat is arranged at one end of the second pipeline, a fifth flange connecting seat is arranged at the other end of the second pipeline, a first annular baffle plate is arranged on the inner wall, close to the fourth flange connecting seat, of the second pipeline, and a second connecting part is arranged at one end, provided with the fifth flange connecting seat, of the second pipeline in an outward extending mode; the flow equalizing plate is placed on the first annular baffle and fixed through a first connecting part on a first pipeline, the first pipeline and a second pipeline are connected through a third flange connecting seat and a fourth flange connecting seat, and the high-pressure measuring device is arranged on the second pipeline; one end of the third pipeline is an air outlet, the other end of the third pipeline is provided with a sixth flange connecting seat, a second annular baffle plate is arranged on the inner wall, close to the sixth flange connecting seat, of the third pipeline, the damping plate is placed on the second annular baffle plate and fixed through a second connecting part on the second pipeline, and the second pipeline and the third pipeline are connected through a fifth flange connecting seat and the sixth flange connecting seat; the low pressure measuring device is arranged on the third pipeline.
4. The air volume measuring and automatic adjusting device according to claim 3, wherein both sides of the flow equalizing plate and both sides of the damping plate are provided with sealing rings.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021757644.2U CN212986228U (en) | 2020-08-20 | 2020-08-20 | Air quantity measuring and automatic regulating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021757644.2U CN212986228U (en) | 2020-08-20 | 2020-08-20 | Air quantity measuring and automatic regulating device |
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| Publication Number | Publication Date |
|---|---|
| CN212986228U true CN212986228U (en) | 2021-04-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021757644.2U Active CN212986228U (en) | 2020-08-20 | 2020-08-20 | Air quantity measuring and automatic regulating device |
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| CN (1) | CN212986228U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023185738A1 (en) * | 2022-03-31 | 2023-10-05 | 同舟蓝海(北京)控股有限公司 | Air volume control damper capable of accurately measuring air volume |
-
2020
- 2020-08-20 CN CN202021757644.2U patent/CN212986228U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023185738A1 (en) * | 2022-03-31 | 2023-10-05 | 同舟蓝海(北京)控股有限公司 | Air volume control damper capable of accurately measuring air volume |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: Room 402, building 15, No.158, Jinfeng Road, high tech Zone, Suzhou, Jiangsu 215000 Patentee after: Suzhou Shengshi Huawei Decoration Design Engineering Co.,Ltd. Address before: Room 402, building 15, No.158, Jinfeng Road, high tech Zone, Suzhou, Jiangsu 215000 Patentee before: Jiangsu Shengshi Huawei Engineering Technology Co.,Ltd. |
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| CP01 | Change in the name or title of a patent holder |