CN111705872A - Box type non-negative pressure water supply equipment - Google Patents
Box type non-negative pressure water supply equipment Download PDFInfo
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- CN111705872A CN111705872A CN202010727757.6A CN202010727757A CN111705872A CN 111705872 A CN111705872 A CN 111705872A CN 202010727757 A CN202010727757 A CN 202010727757A CN 111705872 A CN111705872 A CN 111705872A
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 326
- 239000007788 liquid Substances 0.000 claims abstract description 27
- 239000008400 supply water Substances 0.000 claims abstract description 8
- 230000003993 interaction Effects 0.000 claims abstract description 7
- 238000011144 upstream manufacturing Methods 0.000 claims description 3
- 238000009423 ventilation Methods 0.000 claims description 3
- 238000006243 chemical reaction Methods 0.000 description 5
- 230000001502 supplementing effect Effects 0.000 description 5
- 238000000034 method Methods 0.000 description 3
- 230000005389 magnetism Effects 0.000 description 2
- 230000001133 acceleration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03B—INSTALLATIONS OR METHODS FOR OBTAINING, COLLECTING, OR DISTRIBUTING WATER
- E03B7/00—Water main or service pipe systems
- E03B7/02—Public or like main pipe systems
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03B—INSTALLATIONS OR METHODS FOR OBTAINING, COLLECTING, OR DISTRIBUTING WATER
- E03B11/00—Arrangements or adaptations of tanks for water supply
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03B—INSTALLATIONS OR METHODS FOR OBTAINING, COLLECTING, OR DISTRIBUTING WATER
- E03B7/00—Water main or service pipe systems
- E03B7/07—Arrangement of devices, e.g. filters, flow controls, measuring devices, siphons or valves, in the pipe systems
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03B—INSTALLATIONS OR METHODS FOR OBTAINING, COLLECTING, OR DISTRIBUTING WATER
- E03B7/00—Water main or service pipe systems
- E03B7/07—Arrangement of devices, e.g. filters, flow controls, measuring devices, siphons or valves, in the pipe systems
- E03B7/075—Arrangement of devices for control of pressure or flow rate
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
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- Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Public Health (AREA)
- Water Supply & Treatment (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Structural Engineering (AREA)
- Domestic Plumbing Installations (AREA)
Abstract
The invention relates to a box type non-negative pressure water supply device. Comprises a water tank component, wherein a liquid level meter is arranged on the water tank; the water inlet pipeline assembly comprises a first branch pipe and a second branch pipe, a first electric valve is installed on the water inlet main pipe, a second electric valve and a remote control ball float valve are sequentially installed on the first branch pipe, and a check valve and a first pressure transmitter are arranged on the second branch pipe; the laminated water supply assembly comprises a first water inlet pipe, and a first variable frequency water pump and a second variable frequency water pump are respectively arranged on the first water inlet branch pipe and the second water inlet branch pipe; the pressurizing water supply assembly comprises a second water inlet pipe, and a third variable frequency water pump and a fourth variable frequency water pump are respectively arranged on a third water inlet branch pipe and a fourth water inlet branch pipe; the water outlet pipeline component comprises a water outlet main pipe, the first to fourth water inlet branch pipes are communicated with a water outlet header pipe, and the water outlet main pipe is provided with an electric contact pressure meter and a second pressure transmitter; the control system comprises a PLC and a human-computer interaction module; the control system controls the pressure-superposed water supply assembly to be started to supply water for users in the water use valley, and the pressure-boosted water supply assembly is started to supply water for the users in the water use peak.
Description
Technical Field
The invention relates to a box type non-negative pressure water supply device.
Background
With the acceleration of the urbanization process, more and more people live in high-rise residences, and the primary water source of the water works cannot be sent to high-rise users. Under the direct water supply condition of current pot-type no negative pressure water supply equipment, can lead to city municipal pipe network pressure great, can't satisfy the requirement. The general water tank of current box water supply equipment is direct connection municipal pipe network, and sets up booster pump at the water tank back, no matter during the peak period of water consumption or during the low ebb period of water consumption, and equipment running state is unchangeable, and this kind of equipment can't utilize municipal pipe network's pressure, and equipment power consumption is big, energy utilization is rateed lowly and can't regulate and hold, can't fold and press.
Disclosure of Invention
The invention aims to provide box type non-negative pressure water supply equipment which can adjust a water supply mode according to different water using conditions so as to realize the effects of adjustable storage, pressure superposition, energy conservation and constant water outlet pressure.
In order to achieve the purpose, the box type non-negative pressure water supply equipment adopts the following technical scheme: the box type non-negative pressure water supply equipment comprises:
the water tank assembly comprises a water tank, the water tank is provided with a water inlet and a water outlet, and a liquid level meter is arranged on the water tank;
the water inlet pipeline assembly comprises a water inlet main pipe connected with the municipal pipe network, and a first branch pipe and a second branch pipe which are connected with the water inlet main pipe, wherein a first electric valve is arranged on the water inlet main pipe, a second electric valve and a remote control float valve are sequentially arranged on the first branch pipe, a float ball of the remote control float valve is positioned in the water tank, the first branch pipe is communicated with a water inlet of the water tank, and a check valve and a first pressure transmitter are arranged on the second branch pipe;
the laminated water supply assembly comprises a first water inlet pipe communicated with the second branch pipe, a first water inlet branch pipe and a second water inlet branch pipe, wherein the first water inlet branch pipe and the second water inlet branch pipe are communicated with the first water inlet pipe;
the pressure boosting water supply assembly comprises a second water inlet pipe communicated with the water outlet of the water tank, and a third water inlet branch pipe and a fourth water inlet branch pipe communicated with the second water inlet pipe, wherein the third water inlet branch pipe and the fourth water inlet branch pipe are respectively provided with a third variable frequency water pump and a fourth variable frequency water pump;
the water outlet pipeline assembly comprises a water outlet main pipe communicated with a user pipe network, the first to fourth water inlet branch pipes are communicated with a water outlet header pipe, and the water outlet main pipe is provided with an electric contact pressure meter and a second pressure transmitter;
the control system comprises a PLC and a human-computer interaction module, and the first to third electric valves, the liquid level meter, the first and second pressure transmitters, the first to fourth variable frequency water pumps and the electric contact pressure gauge are in control connection with the PLC;
the control system controls the pressure-superposed water supply assembly to be started to supply water for users in the water use valley, and the pressure-boosted water supply assembly is started to supply water for the users in the water use peak.
On the basis of the scheme, the water tank is further improved as follows, and the upper part of the water tank is also provided with at least two ventilating caps.
On the basis of the scheme, the liquid level meter is further improved as follows.
On the basis of the scheme, the check valve is further improved as follows.
On the basis of the scheme, the human-computer interaction module is a touch screen.
On the basis of the scheme, the manual stop valve is further improved on the main water pipe and is arranged at the upstream of the first electric valve.
On the basis of the scheme, the water outlet main pipe is further improved to be provided with a manual stop valve.
On the basis of the scheme, the water inlet device is further improved in that the first water inlet branch pipe, the second water inlet branch pipe and the fourth water inlet branch pipe are respectively provided with a safety valve.
On the basis of the scheme, the water tank is further improved as follows, the water tank is cuboid, and the magnetic turning plate liquid level meter is installed on the side face of one side of the water tank.
On the basis of the scheme, the improved structure is further characterized in that two air-permeable caps are arranged at two ends of the same diagonal line at the top of the water tank respectively.
The invention has the beneficial effects that: (1) compared with the box type water supply equipment in the prior art, the inlet of the water tank can be closed when water is used at a low ebb (the pressure in the municipal pipe network is higher), the operation of the overlying water supply assembly is switched, and the first variable frequency water pump and the second variable frequency water pump are controlled to work through the PLC according to the detected water pressure in the water outlet main pipe in addition to utilizing the residual pressure of the municipal pipe network, so that the constant pressure output is kept in the water outlet main pipe constantly; (2) compared with the water tank in the prior art, the water tank component is an intelligent water tank, on one hand, water is only supplemented in the valley time of water consumption according to the control of the PLC, and the water is supplemented by the action of the liquid level meter, the second electric valve and the PLC when being supplemented, so that the water tank starts supplementing water when the internal water level is lower than a certain water level, and stops supplementing water when the internal water level is higher than the certain water level; on the other hand, because the electric valve has the possibility of damage, in order to ensure safety, the arrangement of the float valve is remotely controlled, so that the water inlet channel can be automatically closed when the water level in the water tank reaches the highest dangerous water level, and water is stopped from being supplemented into the water tank; (3) at the water peak period, the water pressure in the municipal administration pipe network is not enough, and the water yield is also not enough, and at this moment, the usable water of storing in the water tank in advance to rely on the pressure boost water supply subassembly to step up, ensure that the water pressure of user's water is stable, improve user's water experience.
Drawings
FIG. 1 is a schematic view of the tank type non-negative pressure water supply apparatus of the present invention;
in the figure: 1-a main water inlet pipe, 101-a first branch pipe, 102-a second branch pipe, 2-a manual stop valve, 3-a first electric valve, 4-a second electric valve, 5-a remote control ball float valve, 6-a water tank, 7-an air permeable cap, 8-a third electric valve, 9-a first pressure transmitter, 10-a rubber flap check valve, 11-a first water inlet pipe, 111-a first water inlet branch pipe, 112-a second water inlet branch pipe, 12-a second water inlet pipe, 121-a third water inlet branch pipe, 122-a fourth water inlet branch pipe, 13-a first variable frequency water pump, 14-a second variable frequency water pump, 15-a third variable frequency water pump, 16-a fourth variable frequency water pump, 17-an electric contact pressure gauge, 18-a second pressure transmitter, 19-a main water outlet pipe and 20-a control box, 201-touch screen, 21-magnetic turning plate liquid level meter, 22-circuit.
Detailed Description
As shown in fig. 1, the specific embodiment of the tank type non-negative pressure water supply apparatus of the present invention includes:
the water tank assembly comprises a water tank 6, the water tank 6 is provided with a water inlet and a water outlet, and a liquid level meter is arranged on the water tank 6;
intake pipe assembly is responsible for 1 and is connected the first branch pipe 101 and the second branch pipe 102 on being responsible for 1 that intakes including being used for with the intaking of municipal pipe network connection, intakes and be responsible for and install first motorised valve 3 on 1, install second motorised valve 4 and remote control ball cock 5 on the first branch pipe 101 in proper order, and the floater of remote control ball cock 5 is located in the water tank 6, the water inlet intercommunication of first branch pipe 101 and water tank 6 is equipped with check valve and first pressure transmitter 9 on the second branch pipe 102.
The pressure-superposed water supply assembly comprises a first water inlet pipe 11 communicated with a second branch pipe 102, and a first water inlet branch pipe 111 and a second water inlet branch pipe 112 communicated with the first water inlet pipe 11, wherein the first water inlet branch pipe and the second water inlet branch pipe are respectively provided with a first variable frequency water pump and a second variable frequency water pump.
The pressurizing water supply assembly comprises a second water inlet pipe 12 communicated with a water outlet of the water tank 6, and a third water inlet branch pipe 121 and a fourth water inlet branch pipe 122 communicated with the second water inlet pipe 12, wherein the third water inlet branch pipe and the fourth water inlet branch pipe are respectively provided with a third variable frequency water pump and a fourth variable frequency water pump.
The water outlet pipeline component comprises a water outlet main pipe communicated with a user pipe network, the first to fourth water inlet branch pipes are communicated with a water outlet header pipe, and an electric contact pressure gauge 17 and a second pressure transmitter 18 are arranged on the water outlet main pipe 19.
And the control system comprises a PLC (programmable logic controller) and a human-computer interaction module, and the first to third electric valves, the liquid level meter, the first and second pressure transmitters 18, the first to fourth variable frequency water pumps and the electric contact pressure gauge 17 are in control connection with the PLC.
The control system controls the pressure-superposed water supply assembly to be started to supply water for users in the water use valley, and the pressure-boosted water supply assembly is started to supply water for the users in the water use peak.
More specifically, the upper portion of the water tank 6 is also provided with at least two breathable caps 7. The liquid level meter is a magnetic turning plate liquid level meter. The check valve is a rubber flap check valve 10. The human-computer interaction module is a touch screen 201. And a manual stop valve is also arranged on the upstream of the first electric valve 3 on the main water pipe. The water outlet main pipe 19 is provided with a manual stop valve. The first to fourth water inlet branch pipes are respectively provided with a safety valve. The water tank 6 is cuboid, and the magnetic turning plate liquid level meter is arranged on one side surface of the water tank 6. The two ventilation caps 7 are respectively arranged at two ends of the same diagonal line at the top of the water tank 6.
The specific control method comprises the following steps:
during the water low ebb, the water of municipal pipe network passes through the inlet channel subassembly and gets into the water tank subassembly, and the liquid level in 6 side-mounting's of water tank magnetism turns over the board level gauge real-time supervision water tank 6, and PLC among the control system is transmitted to liquid level signal, and PLC is according to the switching of liquid level signal control second motorised valve 4, and when low liquid level, opening of second motorised valve 4 closes second motorised valve 4 when high liquid level. When the second electric valve 4 fails, the remote control float valve 5 is automatically closed to prevent the liquid level from being too high.
During the water low ebb, the water of municipal pipe network gets into the first inlet tube 11 that stacks the water supply subassembly through the inlet channel subassembly, and the second pressure transmitter 18 real-time supervision equipment outlet water pressure among the outlet channel subassembly is with signal transmission to the PLC in the control system, and when pressure variation, PLC gives the converter that first frequency conversion water pump 13 or second frequency conversion water pump 14 correspond and gives the instruction to the rotational speed of control water pump makes outlet water pressure invariable.
And when the water consumption peak is reached, the second electric valve 4 and the third electric valve 8 are closed, the pressure-superposed water supply assembly stops supplying water, the pressure-boosted water supply assembly starts to be started, the second pressure transmitter 18 in the water outlet pipeline assembly monitors the water outlet pressure of the equipment in real time, signals are transmitted to the PLC in the control system, and when the pressure changes, the PLC sends an instruction to the frequency converter corresponding to the third variable frequency water pump 15 or the fourth variable frequency water pump 16 to control the rotating speed of the water pumps so as to ensure that the water outlet pressure is constant. The liquid level in the board level gauge real-time supervision water tank 6 is turned over to the magnetism of water tank 6, when 6 liquid levels of water tank were low, opened second motorised valve 4, made municipal pipe network water get into water tank 6, ensured the water yield sufficient, guaranteed the operation of pressure boost water supply subassembly. When the liquid level of the water tank 6 is lower than the set liquid level, the pressurizing water supply assembly stops working.
For prior art's box water supply equipment, can be when the water low ebb (pressure is great in the municipal pipe network), close 6 imports of water tank, switch to and fold and press the work of water supply subassembly, outside the residual pressure who utilizes the municipal pipe network, according to the water pressure in the water outlet main pipe 19 that detects, through the work of PLC control first frequency conversion water pump 13 and second frequency conversion water pump 14, make the pressure output who keeps invariable constantly in the water outlet main pipe 19, owing to utilized municipal pipe network pressure, and through electric contact manometer 17 and second pressure transmitter 18's setting (dual fail-safe), ensure can accurately detect water pressure in the water outlet main pipe 19, and regulate and control first in real time, the frequency of second frequency conversion water pump, in order to realize adjusting the pump sending ability, thereby more effectual energy utilization, avoid the energy extravagant, the utilization ratio of electric energy is showing and.
Compared with the water tank 6 in the prior art, the water tank component is an intelligent water tank 6, on one hand, water is only supplemented in the valley time of water consumption according to PLC control, and the water is supplemented under the action of the liquid level meter, the second electric valve 4 and the PLC in the water supplementing process, so that the water tank 6 starts supplementing water when the internal water level is lower than a certain water level and stops supplementing water when the internal water level is higher than the certain water level; on the other hand, because the electric valve has the possibility of being damaged, in order to ensure safety, the arrangement of the remote control float valve 5 can ensure that the water inlet channel is automatically closed when the water level in the water tank 6 reaches the highest dangerous water level, and water is stopped being supplemented into the water tank 6. At the water peak period, the water pressure in the municipal administration pipe network is not enough, and the water yield is also not enough, and at this moment, the usable water of storing in water tank 6 in advance to rely on the pressure boost water supply subassembly to step up, ensure that the water pressure of user's water is stable, improve user's water experience.
Claims (10)
1. Box no negative pressure water supply equipment, its characterized in that includes:
the water tank assembly comprises a water tank, the water tank is provided with a water inlet and a water outlet, and a liquid level meter is arranged on the water tank;
the water inlet pipeline assembly comprises a water inlet main pipe connected with the municipal pipe network, and a first branch pipe and a second branch pipe which are connected with the water inlet main pipe, wherein a first electric valve is arranged on the water inlet main pipe, a second electric valve and a remote control float valve are sequentially arranged on the first branch pipe, a float ball of the remote control float valve is positioned in the water tank, the first branch pipe is communicated with a water inlet of the water tank, and a check valve and a first pressure transmitter are arranged on the second branch pipe;
the laminated water supply assembly comprises a first water inlet pipe communicated with the second branch pipe, a first water inlet branch pipe and a second water inlet branch pipe, wherein the first water inlet branch pipe and the second water inlet branch pipe are communicated with the first water inlet pipe;
the pressure boosting water supply assembly comprises a second water inlet pipe communicated with the water outlet of the water tank, and a third water inlet branch pipe and a fourth water inlet branch pipe communicated with the second water inlet pipe, wherein the third water inlet branch pipe and the fourth water inlet branch pipe are respectively provided with a third variable frequency water pump and a fourth variable frequency water pump;
the water outlet pipeline assembly comprises a water outlet main pipe communicated with a user pipe network, the first to fourth water inlet branch pipes are communicated with a water outlet header pipe, and the water outlet main pipe is provided with an electric contact pressure meter and a second pressure transmitter;
the control system comprises a PLC and a human-computer interaction module, and the first to third electric valves, the liquid level meter, the first and second pressure transmitters, the first to fourth variable frequency water pumps and the electric contact pressure gauge are in control connection with the PLC;
the control system controls the pressure-superposed water supply assembly to be started to supply water for users in the water use valley, and the pressure-boosted water supply assembly is started to supply water for the users in the water use peak.
2. The tank type non-negative pressure water supply apparatus according to claim 1, wherein the upper portion of the water tank is further provided with at least two air permeable caps.
3. The tank type non-negative pressure water supply equipment according to claim 1, wherein the liquid level meter is a magnetic flap liquid level meter.
4. The box-type non-negative pressure water supply equipment according to claim 1, wherein the check valve is a rubber flap check valve.
5. The box-type non-negative pressure water supply equipment according to claim 1, wherein the human-computer interaction module is a touch screen.
6. The tank type non-negative pressure water supply equipment according to claim 1, wherein the main water pipe is further provided with a manual stop valve upstream of the first electric valve.
7. The box-type non-negative pressure water supply equipment according to claim 1, wherein the main water outlet pipe is provided with a manual stop valve.
8. The tank type non-negative pressure water supply apparatus as claimed in claim 1, wherein the first to fourth branch water supply pipes are respectively provided with safety valves.
9. The tank type non-negative pressure water supply equipment according to claim 3, wherein the water tank is rectangular parallelepiped, and the magnetic flap level gauge is installed on one side surface of the water tank.
10. The tank type non-negative pressure water supply equipment according to claim 2, wherein the number of the ventilation caps is two, and the two ventilation caps are respectively arranged at two ends of the same diagonal line at the top of the water tank.
Priority Applications (1)
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CN202010727757.6A CN111705872A (en) | 2020-07-23 | 2020-07-23 | Box type non-negative pressure water supply equipment |
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CN202010727757.6A CN111705872A (en) | 2020-07-23 | 2020-07-23 | Box type non-negative pressure water supply equipment |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112523297A (en) * | 2020-12-11 | 2021-03-19 | 吉林建筑大学 | Pressure stability control system of non-negative pressure water supply system |
Citations (4)
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CA2626171A1 (en) * | 2008-03-28 | 2009-09-28 | John W. Ryan | Grey-water re-use system |
CN104846960A (en) * | 2014-11-04 | 2015-08-19 | 高天红 | Water storage type pipe network pressure-superposed water supply equipment |
CN206308743U (en) * | 2016-12-23 | 2017-07-07 | 上海海澄水务科技集团有限公司 | Box residual quantity compensates self-cleaning supply equipment |
CN212506536U (en) * | 2020-07-23 | 2021-02-09 | 无锡汇田水务科技有限公司 | Box type non-negative pressure water supply equipment |
-
2020
- 2020-07-23 CN CN202010727757.6A patent/CN111705872A/en active Pending
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA2626171A1 (en) * | 2008-03-28 | 2009-09-28 | John W. Ryan | Grey-water re-use system |
CN104846960A (en) * | 2014-11-04 | 2015-08-19 | 高天红 | Water storage type pipe network pressure-superposed water supply equipment |
CN206308743U (en) * | 2016-12-23 | 2017-07-07 | 上海海澄水务科技集团有限公司 | Box residual quantity compensates self-cleaning supply equipment |
CN212506536U (en) * | 2020-07-23 | 2021-02-09 | 无锡汇田水务科技有限公司 | Box type non-negative pressure water supply equipment |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112523297A (en) * | 2020-12-11 | 2021-03-19 | 吉林建筑大学 | Pressure stability control system of non-negative pressure water supply system |
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