CN201413478Y - Liquid flow control device - Google Patents
Liquid flow control device Download PDFInfo
- Publication number
- CN201413478Y CN201413478Y CN2009201581410U CN200920158141U CN201413478Y CN 201413478 Y CN201413478 Y CN 201413478Y CN 2009201581410 U CN2009201581410 U CN 2009201581410U CN 200920158141 U CN200920158141 U CN 200920158141U CN 201413478 Y CN201413478 Y CN 201413478Y
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- control device
- flow control
- valve
- fluid flow
- fluid reservoir
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Abstract
The utility model discloses an liquid flow control device, comprising a liquid storage tank which is provided with a water inlet tube, a water outlet tube, an air inlet tube and an air outlet tube; aliquid level measuring mechanism which is arranged on the liquid storage tank to detect and output the liquid level signal of the liquid storage tank; a proportioning valve which is arranged on the air inlet pipe; and a controller the input terminal of which is connected with the liquid level measuring mechanism and the output terminal of which is connected with the proportioning valve. The controller receives the liquid level signal of the liquid storage tank, outputs the drive signal of the proportioning valve based on the predetermined control strategy and adjusts the opening of the proportioning valve. The utility model provides an liquid flow control device which has simple structure and high liquid flow-control accuracy, can be adapted to different accurate flow-control occasions andreduces cost.
Description
Technical field
The utility model relates to the flow control field, exactly is meant a kind of fluid flow control device.
Background technology
In commercial production,, in the operations such as spray, need accurately control and regulate fluid flow as water spray.At present, multiple fluid flow control device has appearred on the market, but all have some defectives, for example: or complex structure, cost is expensive and limit it and promote the use of; Be exactly that the fluid flow control accuracy is not high, error is bigger, uses thereby limit it, can't be applicable to the production under the different industrial conditions.
The utility model content
At above-mentioned defective, the purpose of this utility model is to provide a kind of fluid flow control device, and it is simple in structure, and fluid flow control accuracy height not only can be applicable to different accurate flow control occasions, and can reduce cost.
In order to solve above technical matters, the fluid flow control device that the utility model provides comprises fluid reservoir, and described fluid reservoir is provided with water inlet pipe, rising pipe, draft tube and escape pipe; Level gauging mechanism is arranged on the fluid reservoir, detects and export the liquid level signal of fluid reservoir; Proportioning valve is arranged on the draft tube; Described fluid flow control device also comprises controller, and input end connects described level gauging mechanism, and output terminal connects described proportioning valve, accept the liquid level signal of fluid reservoir, according to the expectant control strategy, the drive signal of export ratio valve, the aperture of regulating described proportioning valve.
Preferably, described proportioning valve is the AIR Proportional valve.
Preferably, described controller is a Programmable Logic Controller.
Preferably, also be provided with operation valve on the described rising pipe.
5, fluid flow control device according to claim 4 is characterized in that, described operation valve is a kind of in pneumatic ball valve or the motorized valve.
Preferably, described escape pipe is connected with fluid reservoir by same pipeline with described water inlet pipe, and the connected node of three pipelines is provided with T-valve.
Preferably, described T-valve is a kind of in Pneumatic three-way valve or the electric T-shaped valve.
Preferably, described level gauging mechanism is a magnetostriction Floating Ball Liquid Level measuring instrument.
Preferably, described level gauging mechanism is the radar level gauging instrument.
Preferably, described level gauging mechanism is the ultrasonic liquid level measuring instrument.
The fluid flow control device that the utility model provides comprises fluid reservoir, and described fluid reservoir is provided with water inlet pipe, rising pipe, draft tube and escape pipe; Level gauging mechanism, described level gauging mechanism is arranged on the fluid reservoir; The AIR Proportional valve is arranged on the draft tube; Described fluid flow control device also includes Programmable Logic Controller, comes the controlling liquid flow by regulating air pressure and liquid level.The utlity model has following advantage: pressure and the flow that 1, can control container outlet accurately; 2, the tracer liquid flow in real time of the variation by liquid level, and adjust in the middle of feeding back to system rapidly.
Especially, also be provided with pneumatic ball valve on the rising pipe in the utility model, the variation range of the may command water yield has remedied the monitoring defective of flowmeter for the low discharge scope.
Description of drawings
Fig. 1 is the structural representation of fluid flow control device in the utility model.
Respectively be labeled as among the figure:
1--fluid reservoir 2--level gauging mechanism
3--AIR Proportional valve 4--pneumatic ball valve
5--Pneumatic three-way valve 6--draft tube
7--water inlet pipe 8--rising pipe
The 9--escape pipe
Embodiment
For those skilled in the art can understand technical scheme provided by the utility model better, set forth below in conjunction with specific embodiment.
See also Fig. 1, this figure is the structural representation of fluid flow control device in the utility model.
The fluid flow control device that the utility model provides comprises fluid reservoir 1, and described fluid reservoir 1 is provided with water inlet pipe 7, rising pipe 8, draft tube 6 and escape pipe 9; Level gauging mechanism 2 is arranged on the fluid reservoir 1, detects and export the liquid level signal of fluid reservoir 1; AIR Proportional valve 3 is arranged on the draft tube 6; Described fluid flow control device also comprises Programmable Logic Controller (PLC), input end connects described level gauging mechanism 2, output terminal connects described AIR Proportional valve 3, accept the liquid level signal of fluid reservoir 1, according to the expectant control strategy, the drive signal of delivery air proportioning valve 3, the aperture of regulating described AIR Proportional valve 3.
Also be provided with pneumatic ball valve 4 on the rising pipe 8, pneumatic ball valve 4 can be realized intelligent control, opens fast or blinds off a line, and can effectively control and manage pipe network, has remedied the monitoring defective of flowmeter for the low discharge scope.
A kind of in magnetostriction Floating Ball Liquid Level measuring instrument, radar level gauging instrument or the ultrasonic liquid level measuring instrument of level gauging mechanism 2.Level gauging mechanism 2 is used to measure the liquid level degree of depth of the liquid of fluid reservoir 1, and data are fed back to Programmable Logic Controller, and further adjusts fluid reservoir air pressure and liquid level by Programmable Logic Controller, thereby accurately adjusts fluid flow.
The principle of operation of the fluid flow control device that the utility model provides is as follows:
This device utilizes level gauging mechanism 2 to measure the liquid level of liquid in the airtight fluid reservoir 1, and data in real time imported in the Programmable Logic Controller, after Programmable Logic Controller obtains feedback signal, pressure according to 0.1Mpa equals the such relation of 10 meter water columns, automatically regulate the output pressure of AIR Proportional valve 3, make the hydraulic pressure of fluid reservoir 1 outlet equal output pressure and 1 li liquid level sum of fluid reservoir of AIR Proportional valve 3, thereby can reduce flow error, the liquid with precise control flow.
The utlity model has following advantage: pressure and the flow that 1, can control container outlet accurately; 2, the tracer liquid flow in real time of the variation by liquid level, and adjust in the middle of feeding back to system rapidly.
Especially, also be provided with pneumatic ball valve 4 on the rising pipe in the utility model, the variation range of the may command water yield has remedied the monitoring defective of flowmeter for the low discharge scope.
Other liquid beyond the fluid flow control device of mentioning also can be used for dewatering among the utility model embodiment does not repeat them here.
Certainly; the above only is a preferred implementation of the present utility model; should be understood that; for those skilled in the art; under the prerequisite that does not break away from the utility model principle; can also make some improvements and modifications, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (10)
1, a kind of fluid flow control device comprises fluid reservoir, and described fluid reservoir is provided with water inlet pipe, rising pipe, draft tube and escape pipe; Level gauging mechanism is arranged on the fluid reservoir, detects and export the liquid level signal of fluid reservoir; Proportioning valve is arranged on the draft tube; It is characterized in that described fluid flow control device also comprises controller, input end connects described level gauging mechanism, output terminal connects described proportioning valve, accepts the liquid level signal of fluid reservoir, according to the expectant control strategy, the drive signal of export ratio valve, the aperture of regulating described proportioning valve.
2, fluid flow control device according to claim 1 is characterized in that, described proportioning valve is the AIR Proportional valve.
3, fluid flow control device according to claim 1 is characterized in that, described controller is a Programmable Logic Controller.
4, fluid flow control device according to claim 1 is characterized in that, also is provided with operation valve on the described rising pipe.
5, fluid flow control device according to claim 4 is characterized in that, described operation valve is a kind of in pneumatic ball valve or the motorized valve.
6, fluid flow control device according to claim 1 is characterized in that, described escape pipe is connected with fluid reservoir by same pipeline with described water inlet pipe, and the connected node of three pipelines is provided with T-valve.
7, fluid flow control device according to claim 6 is characterized in that, described T-valve is a kind of in Pneumatic three-way valve or the electric T-shaped valve.
8, fluid flow control device according to claim 1 is characterized in that, described level gauging mechanism is a magnetostriction Floating Ball Liquid Level measuring instrument.
9, fluid flow control device according to claim 1 is characterized in that, described level gauging mechanism is the radar level gauging instrument.
10, fluid flow control device according to claim 1 is characterized in that, described level gauging mechanism is the ultrasonic liquid level measuring instrument.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201581410U CN201413478Y (en) | 2009-06-08 | 2009-06-08 | Liquid flow control device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201581410U CN201413478Y (en) | 2009-06-08 | 2009-06-08 | Liquid flow control device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201413478Y true CN201413478Y (en) | 2010-02-24 |
Family
ID=41715360
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009201581410U Expired - Lifetime CN201413478Y (en) | 2009-06-08 | 2009-06-08 | Liquid flow control device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201413478Y (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102436268A (en) * | 2011-09-28 | 2012-05-02 | 上海宏力半导体制造有限公司 | System for monitoring variation of liquid volume in real time |
| CN103488196A (en) * | 2013-09-27 | 2014-01-01 | 广西贵港市蓝月亮水处理环保科技有限公司 | Method and device for enabling sewage flow to be constant |
| CN103558873A (en) * | 2013-10-21 | 2014-02-05 | 上海华畅环保设备发展有限公司 | Method and device for regulating and controlling micro-flow continuous discharging of intermittently-discharged high-temperature high-pressure slurry |
| CN104613666A (en) * | 2015-02-09 | 2015-05-13 | 上海康赛制冷设备有限公司 | Variable working condition air-cooled chiller unit capable of conducting refrigeration running all year round |
| CN106378054A (en) * | 2016-08-31 | 2017-02-08 | 江苏新美星包装机械股份有限公司 | Liquid mixing device |
| CN106951001A (en) * | 2017-05-12 | 2017-07-14 | 成都市惠家胶粘制品有限公司 | One kind manufacture diaphragm stability of flow system |
| CN117872719A (en) * | 2024-01-11 | 2024-04-12 | 今创集团股份有限公司 | Water aqua sewage treatment control system, control method and application method |
-
2009
- 2009-06-08 CN CN2009201581410U patent/CN201413478Y/en not_active Expired - Lifetime
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102436268A (en) * | 2011-09-28 | 2012-05-02 | 上海宏力半导体制造有限公司 | System for monitoring variation of liquid volume in real time |
| CN103488196A (en) * | 2013-09-27 | 2014-01-01 | 广西贵港市蓝月亮水处理环保科技有限公司 | Method and device for enabling sewage flow to be constant |
| CN103488196B (en) * | 2013-09-27 | 2015-12-02 | 广西贵港市蓝月亮水处理环保科技有限公司 | The constant method of the discharge of sewage |
| CN103558873A (en) * | 2013-10-21 | 2014-02-05 | 上海华畅环保设备发展有限公司 | Method and device for regulating and controlling micro-flow continuous discharging of intermittently-discharged high-temperature high-pressure slurry |
| CN103558873B (en) * | 2013-10-21 | 2016-03-30 | 上海华畅环保设备发展有限公司 | Be applicable to tiny flow quantity continuous discharge regulate and control method and the device of the High Temperature High Pressure slurry of the outer row of interval |
| CN104613666A (en) * | 2015-02-09 | 2015-05-13 | 上海康赛制冷设备有限公司 | Variable working condition air-cooled chiller unit capable of conducting refrigeration running all year round |
| CN106378054A (en) * | 2016-08-31 | 2017-02-08 | 江苏新美星包装机械股份有限公司 | Liquid mixing device |
| CN106951001A (en) * | 2017-05-12 | 2017-07-14 | 成都市惠家胶粘制品有限公司 | One kind manufacture diaphragm stability of flow system |
| CN117872719A (en) * | 2024-01-11 | 2024-04-12 | 今创集团股份有限公司 | Water aqua sewage treatment control system, control method and application method |
| CN117872719B (en) * | 2024-01-11 | 2024-05-31 | 今创集团股份有限公司 | Water aqua sewage treatment control system, control method and application method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: FOSHAN HAITIAN SEASONING CO., LTD. Free format text: FORMER NAME: FOSHAN HAITIAN FLAVORING FOOD CO., LTD. |
|
| CP01 | Change in the name or title of a patent holder |
Address after: Chancheng District of Guangdong city in Foshan province the 528000 Road No. 16 Co-patentee after: Foshan Haitian (Gaoming) Seasoning Co., Ltd. Patentee after: Foshan Haitian Flavoring & Food Co., Ltd. Address before: Chancheng District of Guangdong city in Foshan province the 528000 Road No. 16 Co-patentee before: Foshan Haitian (Gaoming) Seasoning Co., Ltd. Patentee before: Foshan Haitian Flavoring Food Co., Ltd. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20100224 |