CN205559241U - Constant voltage control fire pump - Google Patents
Constant voltage control fire pump Download PDFInfo
- Publication number
- CN205559241U CN205559241U CN201620183255.0U CN201620183255U CN205559241U CN 205559241 U CN205559241 U CN 205559241U CN 201620183255 U CN201620183255 U CN 201620183255U CN 205559241 U CN205559241 U CN 205559241U
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- CN
- China
- Prior art keywords
- pressure
- fire pump
- control module
- relief valve
- air relief
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 15
- 150000001875 compounds Chemical class 0.000 claims description 9
- 238000005516 engineering process Methods 0.000 description 2
- 230000002195 synergetic effect Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
Abstract
The utility model discloses a constant voltage control fire pump, including the fire pump, the export and the relief pressure valve intercommunication of fire pump, just the entrance of fire pump install a pressure sensor install the 2nd pressure sensor between fire pump and the relief pressure valve, the 3rd pressure sensor is installed in the relief pressure valve exit, a pressure sensor, the 2nd pressure sensor are connected with fire pump pressure control module, fire pump pressure control module still with the fire pump is connected, the 2nd pressure sensor, the 3rd pressure sensor are connected with relief pressure valve pressure control module, relief pressure valve pressure control module still with the relief pressure valve is connected. The utility model discloses a fire pump pressure sensor can control the outlet pressure of fire pump, and relief pressure valve outlet pressure can be controlled to relief pressure valve pressure control module, guarantees the pressure in this relief pressure valve exit jointly, can guarantee fire control pump output pressure's stability through the device.
Description
Technical field
This utility model relates to fire pump Pressure Control Technology field, particularly relates to a kind of Isobarically Control fire pump.
Background technology
In waterworks for firefighting, in pipe network, the leakage of water can reduce pipe network water pressure so that waterworks for firefighting is not normally functioning.Accordingly, it would be desirable to fire-fighting constant pressure water supplying system, supplement the pipeline network leak water yield, make system hydraulic pressure control in prescribed limit.
The reason of system pipe network water leakage mainly has: at the seam capillarity percolating water of pipeline；The leakage water yield of the experimental penstock of one end and atmosphere；The leakage water yield of exit of pump check-valves.Seam capillarity percolating water typically can not form water droplet, evaporates the most in atmosphere, is difficult to avoid.The valve of one end and atmosphere leaks and the most easily observes, and closes or changes valve in time and be not just a problem.Exit of pump check-valves due to fit badly and in pond backwater, this phenomenon be difficult to observe, be system pipe network leakage the water yield a big hidden danger.
Utility model content
This utility model mainly solves the technical problem in the presence of prior art, thus provides a kind of simple in construction can effectively stablize the Isobarically Control fire pump of fire pump output pressure.
Above-mentioned technical problem of the present utility model is mainly addressed by following technical proposals:
A kind of Isobarically Control fire pump of the present utility model, including fire pump, described fire-fighting delivery side of pump connects with air relief valve, and the porch of described fire pump is provided with the first pressure transducer, second pressure transducer is installed between described fire pump and air relief valve, described air relief valve exit is provided with the 3rd pressure transducer, described first pressure transducer, second pressure transducer is connected with fire pump pressure control module, described fire pump pressure control module is also connected with described fire pump, described second pressure transducer, 3rd pressure transducer is connected with air relief valve pressure control module, described air relief valve pressure control module is also connected with described air relief valve.
Further, described fire pump pressure control module and air relief valve pressure control module are all connected with Collaborative Control module.
Further, described Collaborative Control module is also connected with pressure control module.
Further, the outlet of described fire pump connects with water tank also by pilot operated compound relief valve.
Further, described pilot operated compound relief valve connects also by oil pressure relief control module, and described oil pressure relief control module is connected with pressure control module.
Compared with prior art, the utility model has the advantage of: by installing the first pressure transducer at fire pump entrance, the second pressure transducer is installed in fire pump outlet, and the first pressure transducer and the second pressure transducer are all connected with fire pump pressure control module, simultaneously, in air relief valve outlet, the 3rd pressure transducer is installed, second pressure transducer and the 3rd pressure transducer are all connected with air relief valve pressure control module, so the outlet pressure of fire pump can be controlled by fire pump pressure transducer, and air relief valve pressure control module can control air relief valve outlet pressure, the pressure in this air relief valve exit of common guarantee, stablizing of fire pump output pressure is ensure that by this device.
Accompanying drawing explanation
In order to be illustrated more clearly that this utility model embodiment or technical scheme of the prior art, the accompanying drawing used required in embodiment or description of the prior art will be briefly described below, apparently, accompanying drawing in describing below is only embodiments more of the present utility model, for those of ordinary skill in the art, on the premise of not paying creative work, it is also possible to obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the structure principle chart of Isobarically Control fire pump of the present utility model.
Description of reference numerals: 1, fire pump, 2, air relief valve, the 3, first pressure transducer, the 4, second pressure transducer, 5, the 3rd pressure transducer, 6, fire pump pressure control module, 7, air relief valve pressure control module, 8, Collaborative Control module, 9, pressure control module, 10, pilot operated compound relief valve, 11, water tank, 12, oil pressure relief control module.
Detailed description of the invention
Below in conjunction with the accompanying drawings preferred embodiment of the present utility model is described in detail, so that advantage of the present utility model and feature can be easier to be readily appreciated by one skilled in the art, thus protection domain of the present utility model is made apparent clear and definite defining.
Refering to shown in Fig. 1, a kind of Isobarically Control fire pump that this utility model provides, including fire pump 1, the outlet of fire pump 1 connects with air relief valve 2, and the porch of fire pump 1 is provided with the first pressure transducer 3, second pressure transducer 4 is installed between fire pump 1 and air relief valve 2, air relief valve 2 exit is provided with the 3rd pressure transducer 5, first pressure transducer 3, second pressure transducer 4 is connected with fire pump pressure control module 6, fire pump pressure control module 6 is also connected with fire pump 1, second pressure transducer 4, 3rd pressure transducer 5 is connected with air relief valve pressure control module 7, air relief valve pressure control module 7 is also connected with air relief valve 2.By installing the first pressure transducer 3 at fire pump 1 entrance, the second pressure transducer 4 is installed in fire pump 1 outlet, and the first pressure transducer 3 and the second pressure transducer 4 are all connected with fire pump pressure control module 6, simultaneously, in air relief valve 2 outlet, the 3rd pressure transducer 5 is installed, second pressure transducer 4 and the 3rd pressure transducer 5 are all connected with air relief valve pressure control module 7, so the outlet pressure of fire pump 1 can be controlled by fire pump pressure transducer 6, and air relief valve pressure control module 7 can control air relief valve 2 outlet pressure, the pressure in this air relief valve 2 exit of common guarantee, stablizing of fire pump output pressure is ensure that by this device.
Due to when air relief valve 2 outlet pressure changes, pressure between fire pump 1 entrance, fire pump 1 and air relief valve 2 all can change therewith, so in order to allow fire pump pressure control module 6 and air relief valve pressure control module 7 synergic adjustment air relief valve 2 outlet pressure, fire pump pressure control module 6 and air relief valve pressure control module 7 are all connected with Collaborative Control module 8.
Collaborative Control module 8 is also connected with pressure control module 9.Staff can regulate the system pressure of fire pump by pressure control module 9, and after staff's regulation, Collaborative Control module 8 controls fire pump pressure control module 6 and the common synergic adjustment fire pump outlet pressure of air relief valve pressure control module 7.
Fire pump 1 exports and connects with water tank 11 also by pilot operated compound relief valve 10.Can effectively prevent fire pump 1 outlet pressure excessive by pilot operated compound relief valve 10, pilot operated compound relief valve 10 connects also by oil pressure relief control module 12, and oil pressure relief control module 12 is connected with pressure control module 7.The oil pressure relief of pilot operated compound relief valve 10 can be regulated by pressure control module 7.
The above, detailed description of the invention the most of the present utility model, but protection domain of the present utility model is not limited thereto, any change expected without creative work or replacement, all should contain within protection domain of the present utility model.Therefore, protection domain of the present utility model should be as the criterion with the protection domain that claims are limited.
Claims (5)
- null1. an Isobarically Control fire pump，Including fire pump (1)，It is characterized in that: the outlet of described fire pump (1) connects with air relief valve (2)，And the porch of described fire pump (1) is provided with the first pressure transducer (3)、Second pressure transducer (4) is installed between described fire pump (1) and air relief valve (2)，Described air relief valve (2) exit is provided with the 3rd pressure transducer (5)，Described first pressure transducer (3)、Second pressure transducer (4) is connected with fire pump pressure control module (6)，Described fire pump pressure control module (6) is also connected with described fire pump (1)，Described second pressure transducer (4)、3rd pressure transducer (5) is connected with air relief valve pressure control module (7)，Described air relief valve pressure control module (7) is also connected with described air relief valve (2).
- Isobarically Control fire pump the most according to claim 1, it is characterised in that: described fire pump pressure control module (6) and air relief valve pressure control module (7) are all connected with Collaborative Control module (8).
- Isobarically Control fire pump the most according to claim 2, it is characterised in that: described Collaborative Control module (8) is also connected with pressure control module (9).
- Isobarically Control fire pump the most according to claim 3, it is characterised in that: described fire pump (1) outlet connects with water tank (11) also by pilot operated compound relief valve (10).
- Isobarically Control fire pump the most according to claim 4, it is characterised in that: described pilot operated compound relief valve (10) connects also by oil pressure relief control module (12), and described oil pressure relief control module (12) is connected with pressure control module (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620183255.0U CN205559241U (en) | 2016-03-11 | 2016-03-11 | Constant voltage control fire pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620183255.0U CN205559241U (en) | 2016-03-11 | 2016-03-11 | Constant voltage control fire pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205559241U true CN205559241U (en) | 2016-09-07 |
Family
ID=56816619
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620183255.0U Expired - Fee Related CN205559241U (en) | 2016-03-11 | 2016-03-11 | Constant voltage control fire pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205559241U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109763984A (en) * | 2019-01-28 | 2019-05-17 | 王浩 | A kind of used in fire-fighting fire pump |
| CN111306050A (en) * | 2020-04-21 | 2020-06-19 | 褚有香 | System and method for controlling outlet pressure of pressurizer |
-
2016
- 2016-03-11 CN CN201620183255.0U patent/CN205559241U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109763984A (en) * | 2019-01-28 | 2019-05-17 | 王浩 | A kind of used in fire-fighting fire pump |
| CN111306050A (en) * | 2020-04-21 | 2020-06-19 | 褚有香 | System and method for controlling outlet pressure of pressurizer |
| CN111306050B (en) * | 2020-04-21 | 2022-04-05 | 山东拓普康技术有限公司 | System and method for controlling outlet pressure of pressurizer |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160907 Termination date: 20170311 |