CN201301469Y - Energy-saving constant-pressure sealed water supply system - Google Patents

Abstract

The utility model relates to a water supply system of an energy-saving stabilized pressure sealed domestic water supply system, and aims to provide a domestic water supply system with simple structure, low cost, energy saving and high efficiency. The utility model includes a main water pipe, a water storage buffer, a booster water pump, a high-rise water delivery main pipe, an exhaust valve and a water separator. Fixed communication, the booster pipeline is connected in series from the water inlet to the water outlet in series with a water storage buffer, a booster pump and a check valve, and the water outlet of the booster pipeline is fixedly connected with the bottom water inlet of the high-rise water delivery main pipe. The top water outlet of the high-rise main water delivery pipe is fixedly connected with the water inlet of the water distributor, and several water outlets of the water distributor are respectively connected with several high-level water outlet branch pipes. The highest point of the pipe and the top of the water separator are equipped with an exhaust valve.

Description

Energy-saving pressure-stabilized sealed domestic water supply system

technical field

The utility model relates to a water supply system, in particular to an energy-saving, pressure-stabilized and sealed domestic water supply system capable of delivering water to high-rise buildings.

Background technique

With the development of cities, more and more high-rise residential buildings are built, and how to save energy and maintain water quality when supplying water to high-rise residents has become an important problem to be solved urgently in the promotion of energy conservation and emission reduction in our country. The current water supply method is mostly to install a water tank on the top of the building, use a water pump to pump water from a low place to a high place, and then flow down from the water tank to the household when in use, but there are several problems in this water supply method. The whole water supply system is not completely sealed, and the water quality is easily polluted; the second is that the water pumps are quantitative pumps, and the power consumption is relatively large; Bring a lot of inconvenience. Now technicians in this field have also designed some closed water supply systems, but they have not been widely used due to reasons such as high cost, high noise, and impact on water quality.

Utility model content

The technical problem to be solved by the utility model is to provide a domestic water supply system with simple structure, low cost, energy saving and high efficiency.

The utility model energy-saving stabilized pressure sealed domestic water supply system includes a main water pipe, a water storage buffer, a booster water pump, a high-level water delivery main pipe, an exhaust valve and a water separator. One end of the main water pipe is fixed to the tap water pipe network. The other end is fixedly connected with the water inlet of the booster pipeline. The water storage buffer, the booster pump and the check valve are connected in series on the booster pipeline from the water inlet to the water outlet. The outlet of the booster pipeline The water outlet is fixedly connected with the bottom water inlet of the high-rise main water delivery pipe, the top water outlet of the high-rise water delivery main pipe is fixedly connected with the water inlet of the water separator, and several water outlets of the water separator are respectively connected with several parallel The high-rise water outlet branch pipes are connected, and each high-rise water outlet branch pipe is equipped with a number of parallel high-level water outlet valves, and the highest point of the high-level water delivery main pipe and the top of the water separator are equipped with exhaust valves.

The energy-saving stable pressure sealed domestic water supply system of the utility model, wherein a group of backup water pumps and backup check valves are connected in parallel at both ends of the booster water pump and the check valve.

The utility model relates to an energy-saving stable pressure sealed domestic water supply system, wherein the booster water pump and the backup water pump are variable variable pumps.

The utility model is an energy-saving stabilized pressure sealed domestic water supply system, wherein the main water pipe is fixedly connected with the bottom water inlet of the low-level water delivery main pipe, and the water outlet of the low-level water delivery main pipe is also fixedly connected with several parallel low-level water delivery branch pipes , the lower-level water delivery branch pipe is also equipped with a number of parallel-connected lower-level water outlet valves.

The utility model energy-saving stable pressure sealed domestic water supply system is different from the existing water supply system in that the water supply system provided by the utility model adopts a fully enclosed pipeline, which is not easily polluted by the outside world; the water pump in the utility model operates without users When using water, it only needs to work with a low load, which saves electric energy; the exhaust valve in the utility model removes all the gas in the pipeline, so that the water pump only needs to transport the water to the upper part of the high-rise water delivery main pipe, and it does not need to be fully transported To the top of the high-rise main water delivery pipe, water can use the siphon effect to flow from the upper part of the high-level water delivery main pipe through the top of the high-level water delivery main pipe into the water separator in a completely closed pipeline, and then flow into the high-level water delivery branch pipe, from The high-rise water outlet valve flows out, reducing the energy consumption of the water pump; the water in the pipeline will only flow when it is used by users, and will not cause water turbidity due to long-term flow in the pipeline, ensuring that the water hardness will not increase significantly.

The energy-saving stabilized pressure sealed domestic water supply system of the utility model is also equipped with a spare water pump. In actual operation, the two water pumps are controlled to work in turn, prolonging the service life of the water pump and facilitating maintenance. Both water pumps use variable displacement pumps, which automatically adjust the displacement of the pumps according to the actual water consumption, which not only reduces noise but also saves energy.

The energy-saving type stabilized pressure sealed domestic water supply system of the utility model will be further described below in conjunction with the accompanying drawings.

Description of drawings

Fig. 1 is a schematic structural diagram of an energy-saving sealed domestic water supply system with energy saving of the utility model.

Detailed ways

As shown in Figure 1, an energy-saving stable pressure sealed domestic water supply system includes a main water pipe 1, a water storage buffer 2, a booster water pump 3, a high-level water delivery main pipe 4, an exhaust valve 5 and a water separator 6. One end of the water pipe 1 is fixedly connected with the tap water pipe network, and the other end is fixedly connected with the water inlet of the pressurized pipeline 8. The water storage buffer 2 and the booster pump 3 are connected in series on the pressurized pipeline 8 from the water inlet to the water outlet. And check valve 9, booster water pump 3 and two ends of check valve 9 are also connected in parallel with a group of backup water pump 11 and backup check valve 12, booster water pump 3 and backup water pump 11 are variable displacement pumps with adjustable displacement. The water outlet of the pressure pipeline 8 is fixedly connected with the bottom water inlet of the high-level water delivery main pipe 4, and the top water outlet of the high-level water delivery main pipe 4 is fixedly connected with the water inlet of the water separator 6, and some of the water separator 6 The water outlet is fixedly connected with several parallel high-level water delivery branch pipes 15, and each high-level water delivery branch pipe 15 is equipped with a number of parallel high-level water delivery valves 10, and the highest point of the high-level water delivery main pipe 4 and the top of the water distributor 6 are equipped with drain valves. The air valve 5, the main water pipe 1 and the bottom water inlet of the low-level water delivery main pipe 13 are fixedly connected, and the water outlet of the low-level water delivery main pipe 13 is fixedly connected with a number of parallel low-level water delivery branch pipes 16, and each low-level water delivery branch pipe 16 Some parallel low-level water outlet valves 14 are also housed on the top, and some maintenance valves, pressure gauges and flowmeters are also housed on each pipeline according to the needs of actual conditions.

The working process of the energy-saving stable pressure sealed domestic water supply system of the utility model is as follows: during the initial water injection process, water enters the main water pipe 1 from the tap water pipe network, and part of the water flows through the lower water delivery main pipe 13 to the lower water outlet valve 14, Another part of water enters the water storage buffer 2 through the booster pipeline 8, and then enters the high-level water delivery main pipe 4 after being pressurized by the booster water pump 3 or the standby water pump 11, to push the water surface to rise and flow through the high-level water delivery main pipe 4 After the highest point, it enters the water separator 6, and then flows into the high-level water outlet valve 10 through the high-level water delivery branch pipe 15. During the entire initial water injection process, the gas in the entire system is transferred from the high-level water delivery stem to the water flow along with the water flow. The highest point of the pipe 4 and the exhaust valve 5 on the upper part of the water distributor 6 are discharged, so that the whole system is in a sealed state; Reversing valve 9, the water in the system can not flow backwards, at this moment booster water pump 3 and spare water pump 11 can keep lower displacement; The pressure in the pipe 4 drops, and the booster water pump 3 or the standby water pump 11 starts to increase the displacement, and the water flowing out of the water storage buffer 2 is pressurized and transported to the upper part of the high-level water delivery main pipe 4, such as the 12th floor in this embodiment. Buildings, the water pump only needs to transport water to about 10 floors high, and then under the siphon effect of the closed pipeline, the water enters the water distributor 6 through the top of the high-rise water delivery main pipe 4, and then flows through the opened high-rise water outlet valve. 10 flow out, so as to achieve the effect of energy saving.

The above-mentioned embodiments are only described to the preferred implementation of the utility model, and are not limited to the scope of the utility model. Various modifications and improvements made should fall within the scope of protection determined by the claims of the utility model.

Claims (4)

1, a kind of energy-saving voltage stabilizing sealing domestic water supplying system, it is characterized in that: comprise water main (1), water storage snubber (2), booster water pump (3), high-rise delivery main (4), outlet valve (5) and water knockout drum (6), described water main (1) one end fixedly is communicated with the tap water pipe network, the other end fixedly is communicated with the water inlet of pressure piping (8), described pressure piping (8) is gone up to connect successively from the water inlet to the delivery port and is communicated with water storage snubber (2), booster water pump (3) and check (non-return) valve (9), the delivery port of pressure piping (8) fixedly is communicated with the bottom water inlet of described high-rise delivery main (4), the top delivery port of high-rise delivery main (4) fixedly is communicated with the water inlet of described water knockout drum (6), some delivery ports of described water knockout drum (6) link to each other with the high-rise exit branch (15) of some parallel connections respectively, the high-rise flowing water Valve (10) of some parallel connections is housed on described every high-rise exit branch (15), and outlet valve (5) is equipped with at the top of the peak of described high-rise delivery main (4) and water knockout drum (6).

2, energy-saving voltage stabilizing sealing domestic water supplying system according to claim 1, it is characterized in that: the two ends of described booster water pump (3) and check (non-return) valve (9) also are parallel with one group of reserve pump (11) and standby check (non-return) valve (12).

3, energy-saving voltage stabilizing sealing domestic water supplying system according to claim 2, it is characterized in that: described booster water pump (3) and reserve pump (11) are variable pump.

4, energy-saving voltage stabilizing sealing domestic water supplying system according to claim 3, it is characterized in that: described water main (1) fixedly is communicated with the bottom water inlet of low layer delivery main (13), the delivery port of described low layer delivery main (13) also fixedly is communicated with the low layer delivery pipe branch (16) of some parallel connections, and the low layer flowing water Valve (14) of some parallel connections also is housed on the described low layer delivery pipe branch (16).

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