CN212561705U - Multi-pipeline isobaric liquid supply device - Google Patents
Multi-pipeline isobaric liquid supply device Download PDFInfo
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- CN212561705U CN212561705U CN202020724901.6U CN202020724901U CN212561705U CN 212561705 U CN212561705 U CN 212561705U CN 202020724901 U CN202020724901 U CN 202020724901U CN 212561705 U CN212561705 U CN 212561705U
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- liquid supply
- diaphragm
- pipe
- isobaric
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- 239000007788 liquid Substances 0.000 title claims abstract description 51
- 239000000126 substance Substances 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000001514 detection method Methods 0.000 abstract description 2
- 238000012423 maintenance Methods 0.000 abstract description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 20
- 230000008859 change Effects 0.000 description 5
- 238000006243 chemical reaction Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000006872 improvement Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 210000000664 rectum Anatomy 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
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Abstract
The utility model discloses an isobaric liquid supply device of multitube way, including the ball valve, one side fixed mounting of ball valve has first manometer, one side fixed mounting of first manometer has pressure sensor, one side fixed mounting of pressure sensor has the check valve, one side fixed mounting of check valve has differential pressure sensor, the utility model discloses the beneficial effect who reaches is: the utility model discloses can be applied to the obstructed liquid transport of chemical industry and mix the field and other have the multichannel liquid of carrying simultaneously wherein, the ball valve is used for closing and opens the liquid pipeline, for equipment maintenance brings conveniently, practical application also can adopt the dish valve, gate valve etc, first manometer is used for observing each position pressure variation and checks the accuracy that control system set up, the check valve is when output pressure variation (increase), the pressure of output can not influence the pressure variation of the end of intaking to influence the reliability of feed liquor end pressure detection.
Description
Technical Field
The invention relates to the field of liquid supply to the same liquid point by multiple pipelines, in particular to a double-pipeline liquid supply device with equal liquid supply pressure and stable pressure supply, and belongs to the technical field of liquid conveying.
Background
Along with the improvement of living standard of people, the experience requirements of various lives are higher and higher, for common hotel guest pipes, the cold water and the hot water are supplied by frequency conversion to ensure the stability of water supply pressure, but generally one main water supply pipeline can be connected with a plurality of water using branch points, in the actual use process, the water using point of a certain pipeline is suddenly opened to cause the instantaneous reduction of the pipeline pressure, although the air pressure tank is additionally arranged on the pipelines of a plurality of water supply equipment to ensure the stability of the water supply pressure, the capacity of the air pressure tank is limited, and the asynchronous operation of different cold and hot water control systems can cause the cold and hot water pressure difference, the response time of the frequency conversion water supply control system is 15-30 seconds, and the pipeline pressure can be influenced when large-flow water is discharged suddenly, so that a plurality of five-star grades require the cold and hot water to be supplied by the same source, the cold and hot water pressure is ensured to be equal, so that the water supply is ensured not to be suddenly cooled and suddenly heated (for the chemical industry, the liquid property is different, and the homologous liquid supply cannot be realized), but the cold and hot homologous water supply is realized, the used water tank needs a pressure-bearing water tank, the high cost of the pressure-bearing water tank is realized, and a plurality of users are difficult to bear.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to overcome prior art's defect, provide a isobaric liquid supply device of multitube way.
In order to solve the technical problem, the utility model provides a following technical scheme:
the utility model discloses an isobaric liquid supply device of multitube way, including the ball valve, its characterized in that, one side fixed mounting of ball valve has first manometer, one side fixed mounting of first manometer has pressure sensor, one side fixed mounting of pressure sensor has the check valve, one side fixed mounting of check valve has diaphragm type atmospheric pressure jar, relative one side fixed mounting of diaphragm type atmospheric pressure jar has communicating pipe, the top fixed mounting of communicating pipe has the second manometer, the bottom fixed mounting of diaphragm type atmospheric pressure jar has the support, opposite side one side fixed mounting of pressure sensor has data output line, pressure sensor and data output line fixed connection.
Preferably, the effective volume of the diaphragm type pneumatic tank is required to be larger than the liquid supply amount of the liquid supply pipeline for more than thirty seconds.
Preferably, the pre-charge pressure of the diaphragm type pneumatic tank must be greater than fifty percent of the liquid delivery pressure in order to avoid that when the pressure is not allowed, the gas in the two tanks can completely run into one tank, so that the equal pressure failure is caused.
Preferably, there are two diaphragm type air pressure tanks, and the two diaphragm type air pressure tanks have the same size and pressure grade.
Preferably, the allowable pressure of the diaphragm type air pressure tank is larger than or equal to the liquid supply pressure.
Preferably, the two diaphragm type air pressure tanks are communicated through an air pressure cavity of a communicating pipe, the pressures in the two diaphragm type air pressure tanks are equal, and the drift diameter of the communicating pipe must meet the requirement of gas flow.
Preferably, a data output line is fixedly mounted on the other side of the pressure sensor, and one side of the data output line is electrically connected with the power distribution cabinet.
The utility model discloses the beneficial effect who reaches is: the utility model has the advantages of compact structure, convenient use and practical function, the invention ensures that the pressure difference change caused by the flow change of the user ends of two transfusion pipelines reaches the balance instantly through the two communicated diaphragm type air pressure tanks, and simultaneously, by monitoring the pressure difference change of the liquid inlet end, timely feeding back signals to the liquid supply equipment, adjusting the liquid supply pressure and ensuring the long-term stable isobaric output of the two pipelines; simultaneously also can be applied to the obstructed liquid delivery of chemical industry and mix the field and other have the multichannel liquid of carrying simultaneously wherein, the ball valve is used for closing and opens the liquid pipeline, bring the convenience for equipment maintenance, practical application also can adopt the butterfly valve, gate valve etc, first manometer is used for observing each position pressure variation and checks the accuracy that control system set up, the check valve is when output pressure variation (increase), the pressure of output can not influence the pressure variation of intaking the end to influence the reliability of feed liquor end pressure detection.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:
fig. 1 is a schematic structural diagram of the present invention;
fig. 2 is a front view of the present invention;
fig. 3 is a side view of the present invention;
fig. 4 is a plan view of the present invention.
In the figure, 1, a ball valve; 2. a first pressure gauge; 3. a check valve; 4. a diaphragm type air pressure tank; 5. a pressure sensor; 6. a second pressure gauge; 7. a communicating pipe; 8. a support; 9. and a data output line.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.
Examples
As shown in fig. 1-4, the utility model provides a multi-pipeline isobaric liquid supply device, which comprises a ball valve 1 and is characterized in that a first pressure gauge 2 is fixedly arranged on one side of the ball valve 1, a pressure sensor 5 is fixedly arranged on one side of the first pressure gauge 2, a check valve 3 is fixedly arranged on one side of the pressure sensor 5, a diaphragm type air pressure tank 4 is fixedly arranged on one side of the check valve 3, the effective volume of the diaphragm type air pressure tank 4 must be larger than the liquid supply amount of a liquid supply pipeline for more than thirty seconds, the whole structure is optimized, the pre-charging pressure of the diaphragm type air pressure tank 4 must be larger than fifty percent of the liquid conveying pressure, so as to avoid that when the pressure is not allowed, the gas in the two tanks all runs into one tank, so as to cause isobaric invalidation, a communicating pipe 7 is fixedly arranged on the opposite side of the diaphragm type, bottom fixed mounting of diaphragm type atmospheric pressure jar 4 has support 8, opposite side one side fixed mounting of pressure sensor 5 has data output line 9, pressure sensor 5 and data output line 9 fixed connection, diaphragm type atmospheric pressure jar 4 has two, and two diaphragm type atmospheric pressure jars 4 sizes, the pressure grade is the same, in order to maintain the pressure stability that two diaphragm type atmospheric pressure jars 4 supplied out liquid, two diaphragm type atmospheric pressure jars 4 are through communicating pipe 7 atmospheric pressure chamber intercommunication, and two diaphragm type atmospheric pressure jars 4 internal pressure equal, the latus rectum of communicating pipe 7 must satisfy the gas flow needs, gas can reach two jar internal pressure through communicating pipe 7 in the twinkling of an eye and equal.
Furthermore, the effective volume of the diaphragm type air pressure tank 4 must be larger than the liquid supply amount of the liquid supply pipeline for more than thirty seconds, and the whole structure is optimized.
Further, the pre-charge pressure of the diaphragm type pneumatic tank 4 must be greater than fifty percent of the liquid delivery pressure, so as to avoid that when the pressure is not allowed, the gas in the two tanks completely flows into one tank, and the isobaric failure is caused.
Further, there are two diaphragm-type air pressure tanks 4, and the two diaphragm-type air pressure tanks 4 have the same size and pressure level, in order to maintain the pressure of the liquid supplied from the two diaphragm-type air pressure tanks 4 stable.
Further, the allowable pressure of the diaphragm type air pressure tank 4 must be greater than or equal to the supply pressure, and in order to be able to take in and out the liquid stored in the two diaphragm type air pressure tanks 4.
Further, two diaphragm type atmospheric pressure jar 4 are through 7 atmospheric pressure chambeies intercommunications of communicating pipe, and two diaphragm type atmospheric pressure jar 4 internal pressure equals, and the latus rectum of communicating pipe 7 must satisfy the gas flow needs, and gas can reach two jar internal pressure through 7 communicating pipes in the twinkling of an eye and equal.
Furthermore, the other side of the pressure sensor 5 is fixedly provided with a data output line 9, and one side of the data output line 9 is electrically connected with the power distribution cabinet, so that feedback is conveniently carried out, and the system is programmed.
In particular, when the utility model is used, the application can be divided into four applications,
the application one is as follows: and adjusting the output pressure of the second pipeline by taking the pressure of the first pipeline as a standard so as to ensure that the pressure of the liquid inlet ends of the first pipeline and the second pipeline is equal. Two pressure sensors 5 are used, so that the cost is relatively low, but the pressure sensors 5 are added compared with the conventional frequency conversion system, and the circuit of the original electric cabinet needs to be modified, so that the application is suitable for a newly-made system or a close-range user modified system.
The application II comprises the following steps: and adjusting the output pressure of the second pipeline by taking the pressure of the first pipeline as a standard so as to ensure that the pressure of the liquid inlet ends of the first pipeline and the second pipeline is equal. One pressure difference sensor is used, a cost is slightly higher correspondingly, but only one signal is output, so that the original liquid supply pressure sensor 5 can be removed, and the signal control of the pressure difference sensor is changed. The method does not need to change the internal circuit of the original electric cabinet, only needs to change the programming control of the electric control system, and is suitable for the transformation of customers knowing the original control program in a remote area.
The application is as follows: and adjusting the output pressure of the second pipeline by taking the pressure of the first pipeline as a standard so as to ensure that the pressure of the liquid inlet ends of the first pipeline and the second pipeline is equal. When the pressure compensating pump is used by a customer, the liquid supply pressure of the original second pipeline is set to be a little lower, the residual pressure is compensated by the pressure compensating pump (with the lift of 0-1.0 mpa), the pressure compensating pump is started and controlled by the pressure difference sensor and controlled by a water flow switch, and when the discharge port of the second pipeline is not used by the customer, the operation of the pressure compensating pump is stopped. The method has higher cost, but the original liquid supply equipment is not required to be changed, and the equipment is connected in series in the original pipeline and can be sent to any area.
And application four: the multi-channel pipelines are all standardized by the first pipeline, the pressure transmission pressure of the pipelines is adjusted, and each pipeline corresponds to one set of system, so that multi-pipeline isobaric liquid supply is realized.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. A multi-pipeline isobaric liquid supply device comprises a ball valve (1) and is characterized in that, a first pressure gauge (2) is fixedly arranged on one side of the ball valve (1), a pressure sensor (5) is fixedly arranged on one side of the first pressure gauge (2), a check valve (3) is fixedly arranged on one side of the pressure sensor (5), a diaphragm type air pressure tank (4) is fixedly arranged on one side of the check valve (3), a communicating pipe (7) is fixedly arranged at one side opposite to the diaphragm type air pressure tank (4), a second pressure gauge (6) is fixedly arranged at the top of the communicating pipe (7), the bottom of the diaphragm type air pressure tank (4) is fixedly provided with a bracket (8), a data output line (9) is fixedly arranged on the other side of the pressure sensor (5), the pressure sensor (5) is fixedly connected with the data output line (9).
2. A multi-pipe isobaric liquid supply according to claim 1, characterized in that the effective volume of said diaphragm type pneumatic tank (4) must be greater than the liquid supply of the liquid supply pipe for more than thirty seconds.
3. A multi-line isobaric liquid supply device according to claim 1, characterized in that the pre-charge pressure of the diaphragm-type pneumatic tank (4) must be greater than fifty percent of the liquid delivery pressure.
4. A multi-pipe isobaric liquid supply device according to claim 1, characterized in that said diaphragm-type pneumatic tanks (4) are two and the two diaphragm-type pneumatic tanks (4) are of the same size and pressure rating.
5. A multi-pipe isobaric supply according to claim 1, characterized in that the allowable pressure of said diaphragm-type pneumatic tank (4) must be greater than or equal to the supply pressure.
6. A multi-pipe isobaric liquid supply device according to claim 1, characterized in that said two diaphragm-type pneumatic tanks (4) are connected by the pneumatic chamber of a connection pipe (7), and the pressures in the two diaphragm-type pneumatic tanks (4) are equal, the path of said connection pipe (7) must meet the gas flow requirement.
7. A multi-pipe isobaric liquid supply device according to claim 1, characterized in that said pressure sensor (5) is fixedly mounted on the other side with a data output line (9), one side of said data output line (9) being electrically connected to a distribution cabinet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020724901.6U CN212561705U (en) | 2020-05-06 | 2020-05-06 | Multi-pipeline isobaric liquid supply device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020724901.6U CN212561705U (en) | 2020-05-06 | 2020-05-06 | Multi-pipeline isobaric liquid supply device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212561705U true CN212561705U (en) | 2021-02-19 |
Family
ID=74608306
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020724901.6U Expired - Fee Related CN212561705U (en) | 2020-05-06 | 2020-05-06 | Multi-pipeline isobaric liquid supply device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212561705U (en) |
-
2020
- 2020-05-06 CN CN202020724901.6U patent/CN212561705U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210219 |