CN201247140Y - Constant voltage water-supply experimental apparatus capable of metering water quantity and regulating pressure simultaneously - Google Patents
Constant voltage water-supply experimental apparatus capable of metering water quantity and regulating pressure simultaneously Download PDFInfo
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- CN201247140Y CN201247140Y CNU2008203019368U CN200820301936U CN201247140Y CN 201247140 Y CN201247140 Y CN 201247140Y CN U2008203019368 U CNU2008203019368 U CN U2008203019368U CN 200820301936 U CN200820301936 U CN 200820301936U CN 201247140 Y CN201247140 Y CN 201247140Y
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- variable valve
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Abstract
The utility model relates to a constant pressure water supply experimental device, which can simultaneously measure the water quantity and adjust the pressure. The device comprises a Markov bottle with scale marks is connected between a liquid inlet pipe and a liquid outlet pipe in series, a liquid inlet of the Markov bottle with scale marks is communicated with the liquid inlet pipe through a liquid inlet adjusting valve, a liquid outlet thereof is communicated with the liquid outlet pipe through a liquid outlet adjusting valve, a liquid outlet pipe piezometer is connected on the liquid outlet pipe, an air inlet of the Markov bottle with scale marks is communicated with a gas pipe through an air inlet adjusting valve, the other end of the gas pipe is communicated with an air outlet end of a surge tank through an air outlet adjusting valve, the air inlet end of the surge tank is communicated with a pressure source through an air charging and pressurizing adjusting valve, and the surge tank is communicated with the piezometer of an electrical joint. The device can simultaneously measure the water quality and adjust the pressure, and can be widely applied to relevant experiments, such as farmland water conservancy and the like. The device directly supplies pressure into the Markov bottle through the surge tank which is connected with the Markov bottle, the Markov bottle can be fixed at the position with any height according to the principle of conveniently observing, which guarantees the stability of pressure and is convenient for reading the water supplying quantity.
Description
Technical field
The utility model relates to a kind of water supply experimental provision that can measure the water yield simultaneously and regulate pressure.
Background technology
Often need constant voltage (constant) water supply installation in the irrigation and water conservancy correlation test, that normal use is Ma Shi bottle (Marriott tube).Obtain the constant pressure (flow) of testing requirements by the height of adjusting Ma Shi bottle (air intake opening), output then reads from the scale of Ma Shi bottle.When testing requirements pressure higher (more than the 10m head), adopt traditional Ma Shi bottle to supply water and just need place it on the very high height, thereby read to test operation and output and to cause a lot of difficulties.
The utility model content
In order to overcome the deficiencies in the prior art, the utility model provides a kind of constant pressure water supply experimental provision that can measure the water yield simultaneously and regulate pressure, solve existing Ma Shi bottle water supply installation when requiring pressure higher, and the operation and the water yield read the difficult technologies problem.
The technical scheme that its technical matters that solves the utility model adopts is:
A kind of constant pressure water supply experimental provision that can measure the water yield simultaneously and regulate pressure comprises a Ma Shi bottle of being with scale that is connected in series with between feed tube and the drain pipe, and an inlet is arranged at its top, and an air intake opening and a liquid outlet are arranged at its bottom, it is characterized in that:
The inlet of the Ma Shi bottle of band scale is communicated with feed tube through the feed liquor variable valve, and its liquid outlet is communicated with drain pipe through the fluid variable valve, is connected with the drain pipe tensimeter on the drain pipe; The air intake opening of the Ma Shi bottle of band scale is communicated with gas piping through the air inlet adjustment valve, the other end of gas piping is communicated with the outlet side of buffer tank through the variable valve of giving vent to anger, the inlet end of buffer tank is through inflation pressurization variable valve and pressure-source communication, and buffer tank is communicated with an electro connecting pressure gauge.
Above-mentioned pressure source can be air compressor or air pump.
Above-mentioned drain pipe tensimeter can or have the tensimeter or the diaphragm pressure gage of teletransmission mechanism for mechanical pressure gauge.
The beneficial effects of the utility model are as follows:
The utility model has overcome that traditional Ma Shi bottle water supply installation is operated when requiring pressure higher and the water yield read difficulty shortcoming, can measure the water yield simultaneously and regulate pressure, can be widely used in the correlation test such as irrigation and water conservancy.The utility model is by the direct supplementary pressure in the Ma Shi bottle of the buffer tank that is connected with the Ma Shi bottle, and the Ma Shi bottle can be fixed on arbitrary height according to the principle of convenient observation, both guarantee pressure stability, has made things convenient for reading of output again.
Description of drawings
Below in conjunction with drawings and Examples the utility model is further specified.
Fig. 1 is an assembling synoptic diagram of the present utility model.
Reference numeral: the Ma Shi bottle of 1-pressure source, 2-buffer tank, 3-band scale, 4-electro connecting pressure gauge, 5-gas piping, 6-inflation pressurization variable valve, the 7-variable valve of giving vent to anger, 8-air inlet adjustment valve, 9-fluid variable valve, 10-feed liquor variable valve, 11-drain pipe tensimeter, 12-drain pipe, 13-feed tube.
Embodiment
Embodiment is referring to shown in Figure 1, this constant pressure water supply experimental provision that can measure the water yield simultaneously and regulate pressure, the Ma Shi bottle 3 that comprises a band scale that is connected in series with between feed tube 13 and the drain pipe 12, an inlet is arranged at its top, an air intake opening and a liquid outlet are arranged at its bottom, the inlet of the Ma Shi bottle 3 of band scale is communicated with feed tube 13 through feed liquor variable valve 10, and its liquid outlet is communicated with drain pipe 12 through fluid variable valve 9, is connected with drain pipe tensimeter 11 on the drain pipe 12; The air intake opening of the Ma Shi bottle 3 of band scale is communicated with gas piping 5 through air inlet adjustment valve 8, the other end of gas piping 5 is communicated with the outlet side of buffer tank 2 through the variable valve 7 of giving vent to anger, the inlet end of buffer tank 2 is communicated with pressure source 1 through inflation pressurization variable valve 6, and buffer tank 2 is communicated with an electro connecting pressure gauge 4.
Above-mentioned pressure source 1 can be air compressor or air pump.Drain pipe tensimeter 11 can or have the tensimeter or the diaphragm pressure gage of teletransmission mechanism for mechanical pressure gauge.
The utility model is made up of Ma Shi bottle 3, electro connecting pressure gauge 4, gas piping 5, inflation pressurization variable valve 6, the variable valve 7 of giving vent to anger, air inlet adjustment valve 8, fluid variable valve 9, feed liquor variable valve 10, drain pipe tensimeter 11, drain pipe 12 and the feed tube 13 of pressure source 1, buffer tank 2, band scale.Open feed liquor variable valve 10 and keep other all variable valve to close, will desire applying liquid (water or other solution) and inject the Ma Shi bottle 3 of being with scale, close feed liquor variable valve 10 after injection finishes by feed tube 13 and feed liquor variable valve 10.Open inflation pressurization variable valve 6, to upper pressure limit, this moment, electro connecting pressure gauge 4 contacts disconnected to buffer tank 2 inflations (pressurization) in opening pressure source 1, and pressure source 1 stops.Open the variable valve 7 of giving vent to anger, air inlet adjustment valve 8 and fluid variable valve 9,, make output pressure reach required value (utilizing 11 monitorings of drain pipe tensimeter) by regulating the aperture of air inlet adjustment valve 8 and fluid variable valve 9.When liquid flowed out in the Ma Shi bottle 3 of band scale, having in the buffer tank pressed the air will be additional in the Ma Shi bottle 3 of band scale, constant with the output pressure of the Ma Shi bottle 3 of retainer belt scale.Along with continuously outflowing of liquid in the Ma Shi bottle 3 of band scale, pressurized air in the buffer tank can constantly inject the Ma Shi bottle 3 of band scale, thereby a jar internal pressure can descend to some extent, when the jar internal pressure is reduced to low pressure limit, the node closure of electro connecting pressure gauge 4, pressure source 1 starts, in buffer tank, inflate, and prescribe a time limit when a jar internal pressure reaches, the contact of electro connecting pressure gauge 4 disconnects, and air compressor 1 stops.So repeatedly, can guarantee that output pressure is stable.In order to guarantee that this device provides pressure stable and flow for test, low pressure limit in the buffer tank should be set at 1.2～1.3 times that require pressure, upper pressure limit should be set at 1.5～1.8 times that require pressure, the buffer tank volume also is 6～8 times of Ma Shi bottle volume, influences the stable of output pressure to prevent the frequent starting pressure source.
Claims (3)
- [claim 1] a kind of constant pressure water supply experimental provision that can measure the water yield simultaneously and regulate pressure, the Ma Shi bottle (3) that comprises a band scale that is connected in series with between feed tube (13) and the drain pipe (12), an inlet is arranged at its top, an air intake opening and a liquid outlet are arranged at its bottom, it is characterized in that:The inlet of the Ma Shi bottle (3) of band scale is communicated with feed tube (13) through feed liquor variable valve (10), and its liquid outlet is communicated with drain pipe (12) through fluid variable valve (9), is connected with drain pipe tensimeter (11) on the drain pipe (12); The air intake opening of the Ma Shi bottle (3) of band scale is communicated with gas piping (5) through air inlet adjustment valve (8), the other end of gas piping (5) is communicated with through the outlet side of the variable valve of giving vent to anger (7) with buffer tank (2), the inlet end of buffer tank (2) is communicated with pressure source (1) through inflation pressurization variable valve (6), and buffer tank (2) is communicated with an electro connecting pressure gauge (4).
- [claim 2] constant pressure water supply experimental provision that can measure the water yield simultaneously and regulate pressure according to claim 1, it is characterized in that: above-mentioned pressure source (1) is air compressor or air pump.
- [claim 3] constant pressure water supply experimental provision that can measure the water yield simultaneously and regulate pressure according to claim 1 is characterized in that: above-mentioned drain pipe tensimeter (11) is mechanical pressure gauge or tensimeter or the diaphragm pressure gage that has teletransmission mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008203019368U CN201247140Y (en) | 2008-08-27 | 2008-08-27 | Constant voltage water-supply experimental apparatus capable of metering water quantity and regulating pressure simultaneously |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008203019368U CN201247140Y (en) | 2008-08-27 | 2008-08-27 | Constant voltage water-supply experimental apparatus capable of metering water quantity and regulating pressure simultaneously |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201247140Y true CN201247140Y (en) | 2009-05-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008203019368U Expired - Fee Related CN201247140Y (en) | 2008-08-27 | 2008-08-27 | Constant voltage water-supply experimental apparatus capable of metering water quantity and regulating pressure simultaneously |
Country Status (1)
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| CN (1) | CN201247140Y (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101738302B (en) * | 2009-12-18 | 2012-07-04 | 中国科学院武汉岩土力学研究所 | Air-pressure type constant-pressure liquid supply device |
| CN102735819A (en) * | 2012-06-25 | 2012-10-17 | 西安理工大学 | Infiltrometer |
| CN103901906A (en) * | 2014-03-08 | 2014-07-02 | 哈尔滨工程大学 | Vacuum control device |
| CN106248549A (en) * | 2016-07-29 | 2016-12-21 | 昆明理工大学 | A kind of constant pressure head is precisely controlled experimental provision |
| CN107607344A (en) * | 2017-10-24 | 2018-01-19 | 浙江融乐环境科技有限公司 | A kind of second pressure water supply equipment evaluation system |
| CN108458959A (en) * | 2018-02-11 | 2018-08-28 | 中国水利水电科学研究院 | A kind of machinery valve Markov bottle and application method |
| CN113274884A (en) * | 2021-05-25 | 2021-08-20 | 重庆中轻装备有限公司 | Activated carbon ceramic membrane cross-flow filtration system and filtration backwashing process |
-
2008
- 2008-08-27 CN CNU2008203019368U patent/CN201247140Y/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101738302B (en) * | 2009-12-18 | 2012-07-04 | 中国科学院武汉岩土力学研究所 | Air-pressure type constant-pressure liquid supply device |
| CN102735819A (en) * | 2012-06-25 | 2012-10-17 | 西安理工大学 | Infiltrometer |
| CN102735819B (en) * | 2012-06-25 | 2015-06-24 | 西安理工大学 | Infiltrometer |
| CN103901906A (en) * | 2014-03-08 | 2014-07-02 | 哈尔滨工程大学 | Vacuum control device |
| CN106248549A (en) * | 2016-07-29 | 2016-12-21 | 昆明理工大学 | A kind of constant pressure head is precisely controlled experimental provision |
| CN106248549B (en) * | 2016-07-29 | 2024-02-20 | 昆明理工大学 | Accurate control experimental device for constant pressure water head |
| CN107607344A (en) * | 2017-10-24 | 2018-01-19 | 浙江融乐环境科技有限公司 | A kind of second pressure water supply equipment evaluation system |
| CN108458959A (en) * | 2018-02-11 | 2018-08-28 | 中国水利水电科学研究院 | A kind of machinery valve Markov bottle and application method |
| CN113274884A (en) * | 2021-05-25 | 2021-08-20 | 重庆中轻装备有限公司 | Activated carbon ceramic membrane cross-flow filtration system and filtration backwashing process |
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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 |
Granted publication date: 20090527 Termination date: 20140827 |
|
| EXPY | Termination of patent right or utility model |