CN206563411U - Air quantity is monitored and the integrated air quantity variable end device of regulation - Google Patents
Air quantity is monitored and the integrated air quantity variable end device of regulation Download PDFInfo
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- CN206563411U CN206563411U CN201720225981.9U CN201720225981U CN206563411U CN 206563411 U CN206563411 U CN 206563411U CN 201720225981 U CN201720225981 U CN 201720225981U CN 206563411 U CN206563411 U CN 206563411U
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Abstract
The utility model provides a kind of air quantity and monitored and the integrated air quantity variable end device of regulation, including air measuring instrument, Temperature Humidity Sensor, circular pipe, cone valve, stepper motor, fix bar and square box, the state parameters such as air-supply static pressure, total head, humiture and air-valve valve position can be monitored in real time.The utility model air measuring meter selection pentagon even speed tube, its simple structure is easily installed, and with good flow measurement characteristic.The valve body shapes used meet Air Distribution for taper, adjust the stroke of cone valve in the horizontal direction by stepper motor, can accurately control air quantity to flow through the sectional area of pipeline, it is ensured that the accuracy of air quantity regulation.The junction inner surface of circular pipe and casing lays rubber at airflow inlet, it is ensured that seal of the valve body in full off state.The utility model is simple in construction, and air quantity monitoring is accurate with regulation, and stability is good, can be widely applied to the fields such as HVAC, social life, chemical industry.
Description
Technical field
The utility model belongs to HVAC end-equipment technical field, and in particular to a kind of air quantity monitoring and regulation one
Change air quantity variable end device, be the further improvement to analysis of VAV terminals.
Background technology
Air conditioning system with variable is a kind of can to automatically adjust the air-supply of air-conditioning system according to the change of architecture indoor load
Amount, and then the air-conditioning system of Indoor Thermal Environment and air quality requirement is met, it has, and comfortableness is high, control flexible and fortune
Row low power consumption and other advantages, have been widely used in large public building.Air quantity variable end device is to realize air quantity variable air conditioner
The key equipment of systemic-function, generally according to the height of indoor temperature, changes end valve seat opening to adjust air output, maintains room
Interior temperature is in setting range.The degree of accuracy for influenceing the key factor of vav terminal equipment performance to monitor and adjust for air quantity,
And air flow sensor sensing characteristicses and air-valve control characteristic quality be directly connected to air quantity variable end device can be accurate
Really monitoring is with adjusting air quantity, so as to influence the accuracy of indoor temperature control and the energy saving of air-conditioning system.Therefore, utility model
A kind of simple in construction, stability is good, can realize that air quantity variable end device of the air quantity monitoring with accurately adjusting has larger reality
With value.
Utility model content
The purpose of this utility model is to provide a kind of simple in construction, and stability is good, can realize accurate air quantity
The air quantity variable end device of monitoring and regulation.
The technical solution of the utility model：
A kind of monitoring of air quantity and the integrated air quantity variable end device of regulation, including air measuring instrument, Temperature Humidity Sensor,
Airflow inlet segment pipe, air stream outlet segment pipe, valve body, stepper motor, fix bar and casing, casing are square structure, air-flow
Import segment pipe is circle, and air stream outlet segment pipe is square, and the junction inner surface of airflow inlet segment pipe and casing is laid
Rubber；Air measuring instrument is pentagon even speed tube, and air measuring instrument and Temperature Humidity Sensor are placed in airflow inlet section pipe
In road, for measuring the air quantity in airflow inlet segment pipe, temperature and humidity；Airflow inlet segment pipe end is provided with valve body, its
For taper, by the stroke of stepper motor accurate adjustment valve body in the horizontal direction, and then change valve body in airflow inlet section pipe
Sectional area on road, so that the air quantity that accurately regulation passes through airflow inlet segment pipe cross section；Valve body and stepper motor pass through solid
Fixed pole is fixed in casing.
Described stepper motor is hybrid screw mandrel stepper motor.
The beneficial effects of the utility model：Air quantity is monitored and the air measuring used in the integrated air quantity variable end device of regulation
Instrument is pentagon even speed tube, and its simple structure is easily installed, and with good flow measurement characteristic；Valve body shape used
Shape is taper, and cone valve meets Air Distribution, and can accurately control air quantity to flow through the sectional area of pipeline, it is ensured that wind
The accuracy of regulation is measured, and the adjustable range of air quantity is big compared with general vav terminal.Drive the motor of cone valve horizontal movement
For hybrid screw mandrel stepper motor, the precision drive in the confined space can be realized.Circular pipe and casing at airflow inlet
Junction inner surface lay rubber, it is ensured that seal of the valve body in full off state.The letter of the utility model structure type
Single, manufacturing cost is low, and production and processing difficulty is small, and stability is good, can realize air quantity monitoring and accurate regulation.
Brief description of the drawings
Fig. 1 is that air quantity monitors air quantity variable end device structural representation integrated with regulation.
Fig. 2 is Figure 1A-A profiles.
Fig. 3 is Figure 1B-B profiles.
In figure：1 pentagon even speed tube；2 Temperature Humidity Sensors；3 airflow inlet segment pipes；4 valve bodies；5 fix bars；6 steppings
Motor；7 casings.
Embodiment
Below in conjunction with accompanying drawing and technical scheme, embodiment of the present utility model is further illustrated.
Air quantity monitoring and the integrated air quantity variable end device of regulation, structure are as shown in Figure 1：By pentagon even speed tube 1, warm and humid
Degree sensor 2, airflow inlet segment pipe 3, cone valve 4, fix bar 5, stepper motor 6 and casing 7 are constituted；
Described air measuring instrument is pentagon even speed tube 1, can monitor air-supply static pressure and total head, and calculate dynamic pressure
Value, so as to obtain the wind speed by pipeline, the wind speed of gained is multiplied by the cross-sectional area of airflow inlet segment pipe 3, can
To calculate airflow value.
Described Temperature Humidity Sensor 2 can monitor wind pushing temperature and humidity in real time, be the automatic of air conditioning system with variable
Air-conditioning provides reference.
Described casing 7 is square, and airflow inlet segment pipe 3 is circle, and stepper motor 6 is connected with cone valve 4, and
Central axis and the central axis holding level of airflow inlet segment pipe 3 are made by fix bar 5, by changing the rotating speed of stepper motor 6
Stroke that can be with accurate adjustment cone valve 4 in the horizontal direction, and then change cone valve 4 on airflow inlet segment pipe 3
Sectional area so that accurately regulation passes through the air quantity of the cross section of airflow inlet segment pipe 3.Cone valve 4 is in the horizontal direction
Stroke and cone valve 4 therefore, it can pass through in the proportional relation of sectional area of airflow inlet segment pipe 3 and the interface of casing 7
The transmission of stepper motor 6 distance obtains valve opening, and the adjustable range of air quantity is big compared with general vav terminal.
In the utility model, one layer of rubber is laid in the junction inner surface of airflow inlet segment pipe 3 and casing 7, can be with
Ensure seal of the cone valve 4 when being contacted with airflow inlet segment pipe 3 so that cone valve 4 passes through in full off state
The air quantity of pipeline is zero.
In Practical Project, according to using needing air quantity of the present utility model monitoring integrated with regulation vav terminal dress
Put and be connected with actual pipeline, realize the use function of vav terminal.
Claims (2)
1. a kind of air quantity monitoring and the integrated air quantity variable end device of regulation, it is characterised in that the air quantity is monitored and regulation one
Change air quantity variable end device include air measuring instrument, Temperature Humidity Sensor, airflow inlet segment pipe, air stream outlet segment pipe,
Valve body, stepper motor, fix bar and casing, casing are square structure, and airflow inlet segment pipe is circle, air stream outlet segment pipe
To be square, the junction inner surface of airflow inlet segment pipe and casing lays rubber；Air measuring instrument is pentagon even speed tube,
Air measuring instrument and Temperature Humidity Sensor are placed in airflow inlet segment pipe, for measuring the wind in airflow inlet segment pipe
Amount, temperature and humidity；Airflow inlet segment pipe end is provided with valve body, and it is taper, is existed by stepper motor accurate adjustment valve body
Stroke in horizontal direction, and then change sectional area of the valve body on airflow inlet segment pipe, so that accurately regulation passes through air-flow
The air quantity of inducer cross-section of pipeline；Valve body and stepper motor are fixed in casing by fix bar.
2. air quantity monitoring according to claim 1 and the integrated air quantity variable end device of regulation, it is characterised in that described
Stepper motor is hybrid screw mandrel stepper motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720225981.9U CN206563411U (en) | 2017-03-09 | 2017-03-09 | Air quantity is monitored and the integrated air quantity variable end device of regulation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720225981.9U CN206563411U (en) | 2017-03-09 | 2017-03-09 | Air quantity is monitored and the integrated air quantity variable end device of regulation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206563411U true CN206563411U (en) | 2017-10-17 |
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ID=60031774
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720225981.9U Active CN206563411U (en) | 2017-03-09 | 2017-03-09 | Air quantity is monitored and the integrated air quantity variable end device of regulation |
Country Status (1)
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| CN (1) | CN206563411U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110780685A (en) * | 2019-08-20 | 2020-02-11 | 南京理工大学 | Incoming flow adjusting device for direct-connected experiment table |
| IT202000000445A1 (en) * | 2020-01-13 | 2021-07-13 | Ideal Clima Srl | ASSEMBLY NOZZLE, PROCEDURE TO INSTALL IT AND PROCEDURE TO USE IT. |
| CN113819086A (en) * | 2021-11-09 | 2021-12-21 | 大连鼎力交通轨道设备有限公司 | Method for testing air volume change value of traction fan |
| CN115355438A (en) * | 2022-08-09 | 2022-11-18 | 中国科学院近代物理研究所 | Gas supply system for gas discharge ion source |
-
2017
- 2017-03-09 CN CN201720225981.9U patent/CN206563411U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110780685A (en) * | 2019-08-20 | 2020-02-11 | 南京理工大学 | Incoming flow adjusting device for direct-connected experiment table |
| CN110780685B (en) * | 2019-08-20 | 2023-01-13 | 南京理工大学 | Incoming flow regulating device for direct-connected experiment table |
| IT202000000445A1 (en) * | 2020-01-13 | 2021-07-13 | Ideal Clima Srl | ASSEMBLY NOZZLE, PROCEDURE TO INSTALL IT AND PROCEDURE TO USE IT. |
| CN113819086A (en) * | 2021-11-09 | 2021-12-21 | 大连鼎力交通轨道设备有限公司 | Method for testing air volume change value of traction fan |
| CN115355438A (en) * | 2022-08-09 | 2022-11-18 | 中国科学院近代物理研究所 | Gas supply system for gas discharge ion source |
| CN115355438B (en) * | 2022-08-09 | 2024-05-07 | 中国科学院近代物理研究所 | Gas supply system for gas discharge ion source |
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