CN202995484U - A round-the-pump electronic control foam proportion controller - Google Patents
A round-the-pump electronic control foam proportion controller Download PDFInfo
- Publication number
- CN202995484U CN202995484U CN 201220666903 CN201220666903U CN202995484U CN 202995484 U CN202995484 U CN 202995484U CN 201220666903 CN201220666903 CN 201220666903 CN 201220666903 U CN201220666903 U CN 201220666903U CN 202995484 U CN202995484 U CN 202995484U
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- Prior art keywords
- pipeline
- flow meter
- foam
- proportional controller
- processing unit
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- 239000006260 foam Substances 0.000 title claims abstract description 41
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 22
- 239000007788 liquid Substances 0.000 abstract description 6
- 239000012141 concentrate Substances 0.000 abstract 5
- 238000002156 mixing Methods 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
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Abstract
The utility model relates to a round-the-pump electronic control foam proportion controller comprising a water current pipeline with an input end and an output end. The water current pipeline is provided with a foam concentrate pipeline which is provided with a control valve; the control valve is an electric ball valve; the electric ball valve is connected with a proportion control device; an input end of the water current pipeline is provided with a first flow meter; the foam concentrate pipeline is provided with a second flow meter; signal output ends of the first flow meter and the second flow meter are connected with a central processor; and a signal output end of the central processor is connected with a signal input end of the proportion control device. The first flow meter and the second flow meter detect flows of water current and foam concentrate and input the flows to the central processor and the central processor controls opening and closing of the electric ball valve on the foam concentrate pipeline through the proportion control device according to requirements, so that the flow of the foam concentrate can be adjusted for achieving the objective of accurate regulation of concentration of mixed liquid at an output end of the water current pipeline.
Description
Technical field
The utility model relates to a kind of foams mix control device, particularly the automatically controlled foam proportional controller of a kind of circular pump type.
Background technology
At fire-fighting domain, foam dope mixes according to a certain percentage mutually with water, forms foam mixing liquid, in order to fire extinguishing.In order to change the foams mix ratio, existing mode is that a manually-operated gate is installed in the foam dope pipeline, manually move the opening degree of valve to specific two to three positions, realize that foam dope mixes by two or three ratio values of appointment with water, adopt the weak point of such structure to be: the blending ratio gear that can realize is limited, and the accuracy of blending ratio is subject to influence of hydraulic pressure.
The utility model content
The technical problems to be solved in the utility model is to overcome the above-mentioned deficiency of prior art, provides a kind of fire-fighting foams liquid and the water can be by the automatically controlled foam proportional controller of the circular pump type that preset ratio is mixed.
For solving the problems of the technologies described above, the utility model provides following technical scheme:
the automatically controlled foam proportional controller of a kind of circular pump type, comprise the water pipeline that is provided with input end and output terminal, be provided with the foam dope pipeline on described water pipeline, be provided with operation valve on described foam dope pipeline, described operation valve is electrical ball valve, described electrical ball valve is connected with proportional controller, be provided with the first flow meter on the input end of described water pipeline, be provided with the second flowmeter on described foam dope pipeline, the signal output part of described first flow meter and the second flowmeter is connected with central processing unit, the signal output part of described central processing unit is connected with the signal input part of proportional controller.
Preferably, described central processing unit is connected with display.
Preferably, described central processing unit is connected with input media.
Preferably, described input media is keyboard.
Compared with prior art, the beneficial effects of the utility model are:Detected the flow of current and foam dope by first flow meter, the second flowmeter, and input to central processing unit, the keying of the electrical ball valve on central processing unit passing ratio controller control on demand foam dope pipeline, thereby regulate the flow of foam dope, to play the purpose of fine adjustment water pipeline output terminal mixed liquid concentration.
Description of drawings
Fig. 1 is logic diagram of the present utility model;
Fig. 2 is structural representation of the present utility model.
Mark in figure: water pipeline-1; Foam dope pipeline-2; Electrical ball valve-3; Proportional controller-4; First flow meter-5; The second flowmeter-6; Central processing unit-7; Display-8; Input media-9.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is further described.
Embodiment of the present utility model is not limited to following examples, within the various variations of making under the prerequisite that does not break away from the utility model aim all belong to protection domain of the present utility model.
as depicted in figs. 1 and 2, the automatically controlled foam proportional controller of the present embodiment circular pump type, comprise the water pipeline 1 that is provided with input end and output terminal, the external clear water of input end source, output terminal is used for mixed liquid output, be provided with foam dope pipeline 2 on water pipeline 1, in order to sneak into the foam dope of high concentration in water pipeline 1, be provided with operation valve on foam dope pipeline 2, operation valve is electrical ball valve 3, electrical ball valve 3 is connected with proportional controller 4, be provided with first flow meter 5 on the input end of water pipeline 1, be provided with the second flowmeter 6 on foam dope pipeline 2, the signal output part of first flow meter 5 and the second flowmeter 6 is connected with central processing unit 7, the signal output part of central processing unit 7 is connected with the signal input part of proportional controller 4, by first flow meter 5, the second flowmeter 6 detects current, and the flow of foam dope, and input to central processing unit 7, the keying of the electrical ball valve 3 on central processing unit 7 passing ratio controller 4 control on demand foam dope pipelines 2, thereby regulate the flow of foam dope, to play the purpose of fine adjustment water pipeline 1 output terminal mixed liquid concentration.
Detect intuitively inner flow condition for the ease of operating personnel, central processing unit 7 is connected with display 8, and for the ease of the keying of regulating electric ball valve 3, central processing unit 7 is connected with input media 9, and input media 9 is keyboard, is particularly useful for the input of numeral.
The utility model is not limited to aforesaid embodiment.The utility model expands to any new feature or any new combination that discloses in this manual, and the arbitrary new method that discloses or step or any new combination of process.
Claims (4)
1. automatically controlled foam proportional controller of circular pump type, comprise the water pipeline that is provided with input end and output terminal, be provided with the foam dope pipeline on described water pipeline, be provided with operation valve on described foam dope pipeline, it is characterized in that: described operation valve is electrical ball valve, described electrical ball valve is connected with proportional controller, be provided with the first flow meter on the input end of described water pipeline, be provided with the second flowmeter on described foam dope pipeline, the signal output part of described first flow meter and the second flowmeter is connected with central processing unit, the signal output part of described central processing unit is connected with the signal input part of proportional controller.
2. the automatically controlled foam proportional controller of circular pump type according to claim 1, it is characterized in that: described central processing unit is connected with display.
3. the automatically controlled foam proportional controller of circular pump type according to claim 1, it is characterized in that: described central processing unit is connected with input media.
4. the automatically controlled foam proportional controller of circular pump type according to claim 3, it is characterized in that: described input media is keyboard.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220666903 CN202995484U (en) | 2012-12-06 | 2012-12-06 | A round-the-pump electronic control foam proportion controller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220666903 CN202995484U (en) | 2012-12-06 | 2012-12-06 | A round-the-pump electronic control foam proportion controller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202995484U true CN202995484U (en) | 2013-06-12 |
Family
ID=48566641
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220666903 Expired - Lifetime CN202995484U (en) | 2012-12-06 | 2012-12-06 | A round-the-pump electronic control foam proportion controller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202995484U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107213564A (en) * | 2017-07-05 | 2017-09-29 | 九江中船消防设备有限公司 | A kind of froth fire extinguishing system measures self-balancing type hybrid technology |
-
2012
- 2012-12-06 CN CN 201220666903 patent/CN202995484U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107213564A (en) * | 2017-07-05 | 2017-09-29 | 九江中船消防设备有限公司 | A kind of froth fire extinguishing system measures self-balancing type hybrid technology |
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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 | ||
| CP03 | Change of name, title or address |
Address after: 611130 Sichuan, Wenjiang, Taiwan Strait science and Technology Industrial Park, Xinhua Road, Section 1, No. 8 Patentee after: SICHUAN CHUANXIAO FIRE TRUCKS MANUFACTURING CO.,LTD. Address before: 610000 Sichuan, Wenjiang, Taiwan Strait science and Technology Industrial Park, Xinhua Road, Section 1, No. 8 Patentee before: SICHUAN SENTIAN FIRE SAFETY APPLIANCES Co.,Ltd. |
|
| CX01 | Expiry of patent term |
Granted publication date: 20130612 |
|
| CX01 | Expiry of patent term |