CN111593785A - Municipal administration running water pipe network pressure boost system - Google Patents

Abstract

The invention discloses a municipal tap water pipe network pressurization system, which relates to the technical field of water supply equipment. The main structure includes a water tank, a pressure tank, a tap water supply pipeline and a pressurization pipeline; The pressure pipeline is set between the water outlet pipeline of the water tank and the water inlet of the pressure tank. The pressure tank is used to store high-pressure water and communicate with the water supply pipeline of the plant area. The municipal pipe network tap water pressurization device and the existing deep well pump water supply device are transformed into interlocking control, one cycle after the municipal pipe network water pressurization and water supply to the pressure tank is used, and the second cycle after the pressure tank tap water loses pressure, by The deep well pump device replenishes water. The two sets of water supply devices replenish each other according to the set pressure to form a mutual backup relationship, which not only solves the situation of no backup, but also prevents the tap water from staying in the sink for a long time, causing the tap water to not flow for a long time to breed microorganisms, resulting in unqualified water quality. The maintenance cost of heavy-duty operation with one set of devices is reduced.

Description

A municipal tap water pipe network pressurization system

technical field

The invention relates to the technical field of water supply equipment, in particular to a municipal tap water pipe network pressurization system.

Background technique

In recent years, due to the excessive use of groundwater, it has gradually been unable to meet the supply of tap water in the factory area of the enterprise, and it is necessary to introduce tap water for production through other channels. Some pharmaceutical companies have the following defects through the tap water supply system in the factory area:

(1) Although some pharmaceutical companies can complete tap water supply through the tap water supply system in the plant area, at present there is only one self-provided well water supply system in the plant area, and there are no spare deep wells and deep well pumps. If the water supply system fails or is overhauled, it will directly affect the whole Plant tap water supply. If the failure occurs in the product production stage, the production is interrupted due to insufficient water supply, which will cause serious adverse effects on production.

(2) A municipal tap water pipeline is also incorporated into the current plant area. Since the water pressure of the municipal tap water pipe network is 0.1-0.25MPa, which is far lower than the 0.3-0.7MPa tap water pressure supplied by the self-provided well in the factory area, the tap water pressure of the municipal pipe network is Because the pressure is lower than the water supply pressure of the self-provided well in the plant area, it cannot enter the tap water pipe network in the plant area, resulting in the long-term use of this water source.

In view of the above reasons, there is an urgent need for a municipal tap water pipe network pressurization system to be integrated into the existing tap water system in the plant area.

SUMMARY OF THE INVENTION

In order to solve the above technical problems, the present invention provides a municipal tap water pipe network pressurization system, so as to realize the use of municipal tap water to supply water to the plant area.

For achieving the above object, the present invention provides the following scheme:

The invention provides a municipal tap water pipe network pressurization system, comprising a water tank, a pressure tank, a tap water supply pipeline and a pressurization pipeline; the tap water supply pipeline is communicated with the water inlet of the water tank, and the pressurization pipe The road is arranged between the water outlet pipeline of the water tank and the water inlet of the pressure tank, and the pressure tank is used for storing high-pressure water and communicated with the water supply pipeline in the factory area.

Optionally, the top of the water tank is provided with an exhaust pipe, the water tank is provided with a liquid level sensor, and the bottom of the water tank is provided with an emptying valve.

Optionally, the boosting pipeline is communicated with the water supply pipeline in the factory area.

Optionally, the tap water supply pipeline includes a first valve, a first filter, a flow meter and a second valve that are connected in sequence through the pipeline, and the water outlet of the second valve is communicated with the water inlet of the water tank. .

Optionally, the tap water supply pipeline further includes a third valve, and the third valve is disposed between the second valve and the water inlet of the water tank.

Optionally, one end of a water supply branch is arranged between the second valve and the third valve, the other end of the water supply branch is communicated with the water inlet of the pressure tank, and the water supply branch is connected to the water inlet of the pressure tank. One end is provided with a first check valve.

Optionally, the water outlet end of the deep well water supply pipeline is arranged between the water outlet end of the first check valve and the water inlet of the pressure tank.

Optionally, a plurality of the boosting pipelines arranged in parallel are included.

Optionally, the boosting pipeline includes a fourth valve, a second filter, a first flexible connection, a fifth valve, a centrifugal pump, a second flexible connection, a pressure gauge, and a second check valve that are communicated in sequence through the pipeline. and a seventh valve, the water inlet end of the fourth valve is communicated with the water outlet pipeline of the water tank, and the water outlet end of the seventh valve is communicated with the water inlet of the pressure tank.

Optionally, the centrifugal pump is connected with a VFD sensing instrument.

The present invention has achieved the following technical effects with respect to the prior art:

The main structure of the municipal tap water pipe network pressurization system in the present invention includes a water tank, a pressure tank, a tap water supply pipeline and a pressurized pipeline. The tap water of the municipal pipe network is introduced into the existing ^30m3 pressure tank through the pressurization device, and the pressure tank is used. The pressure function realizes water supply to each point of use in the plant area. The municipal pipe network tap water pressurization device and the existing deep well pump water supply device are transformed into interlocking control. During the interlocking process, the use of municipal pipe network water booster and water supply to the pressure tank is one cycle, and the pressure tank is depressurized after the tap water. In the second cycle, the water is replenished by the deep well pump device. The two sets of water supply devices supply water to each other according to the set pressure, forming a mutual standby relationship. One is to solve the situation of no standby, and the other is to prevent the tap water of the municipal pipe network from staying in the water supply container for a long time, resulting in the long-term non-circulation of tap water to breed microorganisms. lead to unqualified water quality. In terms of cost savings, the maintenance cost of the original heavy-duty operation of a set of devices is also reduced.

Description of drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the accompanying drawings required in the embodiments will be briefly introduced below. Obviously, the drawings in the following description are only some of the present invention. In the embodiments, for those of ordinary skill in the art, other drawings can also be obtained according to these drawings without any creative effort.

FIG. 1 is a schematic structural diagram of the municipal tap water pipe network pressurization system of the present invention.

Description of reference numerals: 1. First butterfly valve; 2. First Y-type filter; 3. Turbine flowmeter; 4. Second butterfly valve; 5. First ball valve; 6. First check valve; 7. Third Butterfly valve; 8. Exhaust pipe; 9. High-level liquid level sensor; 10. Low-level liquid level sensor; 11. Drain valve; 12. Water tank; 13. Fourth butterfly valve; 14. Second Y-type filter; 15. First A soft connection; 16, the fifth ball valve; 17, the centrifugal pump; 18, the VFD sensor instrument; 19, the sixth ball valve; 20, the second soft connection; 21, the pressure gauge; 22, the second check valve; 23 , The seventh butterfly valve; 30, the exhaust ball valve; 35, the eighth butterfly valve.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, but not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

Example 1:

As shown in FIG. 1 , this embodiment provides a pressurization system for a municipal tap water pipe network, including a water tank 12 , a pressure tank, a tap water supply pipeline and a pressurization pipeline; The water outlet is connected, and the booster pipeline is arranged between the water outlet pipeline of the water tank 12 and the water inlet of the pressure tank. The pressure tank is used to store high-pressure water and communicate with the water supply pipeline in the factory area.

In this specific embodiment, the water tank 12 is an atmospheric pressure container, made of 304 stainless steel, and its capacity is 40T. The top of the water tank 12 is provided with an exhaust pipe 8 to prevent negative pressure from occurring in the water tank 12. One side of the water tank 12 is provided. The high-level liquid level sensor 9 and the low-level liquid level sensor 10 are used to control the upper limit and lower limit of the liquid level in the water tank 12. An emptying valve 11 is arranged at the bottom of the water tank 12 to facilitate the discharge of tap water in the water tank 12 during cleaning or maintenance.

The capacity of the pressure tank is 30T, the pressure tank in this embodiment is the original pressure tank in the factory area, and the pressure tank is provided with a pressure gauge 21 to monitor the pressure in the pressure tank.

The tap water supply pipeline includes a first butterfly valve 1, a first Y-type filter 2, a turbine flowmeter 3, a second butterfly valve 4 and a third butterfly valve 7 which are connected in sequence through the pipeline. The water outlet end of the third butterfly valve 7 is connected to the The water inlet of the water tank is connected, a lawn water supply branch is arranged between the second butterfly valve 4 and the third butterfly valve 7, and a first ball valve 5 is arranged on the lawn water supply branch. One end of a water supply branch is arranged between the second butterfly valve 4 and the third butterfly valve 7, the other end of the water supply branch is communicated with the water inlet of the pressure tank, and one end of the water supply branch is provided. There is a first check valve 6 . The water outlet end of the deep well water supply pipeline is arranged between the water outlet end of the first check valve 6 and the water inlet of the pressure tank. The deep well water supply pipeline is the original deep well water supply pipeline in the plant area.

The pressurization system of the municipal tap water pipe network in this embodiment includes two of the pressurization pipelines arranged in parallel, thereby realizing one use and one standby of the pressurization pipeline.

The boosting pipeline includes a fourth butterfly valve 13, a second Y-type filter 14, a first soft connection 15, a fifth ball valve 16, a centrifugal pump 17, a second soft connection 20, a pressure gauge 21, The second check valve 22 and the seventh butterfly valve 23, the water inlet end of the fourth butterfly valve 13 is connected with the water outlet pipeline of the water tank, and the water outlet end of the seventh butterfly valve 23 is connected with the inlet end of the pressure tank. The water outlet is connected. The centrifugal pump 17 is connected with a VFD sensing instrument 18 to monitor the pressure of the centrifugal pump 17 in real time. An exhaust ball valve 30 is arranged between the centrifugal pump 17 and the second soft connection 20. When the low level liquid level sensor 10 is aged, cavitation is generated in the pipeline and the cavitation is discharged through the exhaust ball valve 30.

The booster pipeline is communicated with the water supply pipeline in the factory area. Specifically, an eighth butterfly valve 35 is set between the seventh butterfly valve 23 and the water supply pipeline in the factory area. When there is no high-pressure water in the pressure tank or the pressure tank needs to be repaired, it can be Water is directly supplied to the plant through the booster pipeline.

It should be noted that it is obvious to those skilled in the art that the present invention is not limited to the details of the above-mentioned exemplary embodiments, and the present invention can be implemented in other specific forms without departing from the spirit or essential characteristics of the present invention. . Therefore, the embodiments are to be regarded in all respects as illustrative and not restrictive, and the scope of the invention is to be defined by the appended claims rather than the foregoing description, which are therefore intended to fall within the scope of the claims. All changes that come within the meaning and range of equivalents of , are intended to be embraced within the invention, and any reference signs in the claims shall not be construed as limiting the involved claim.

In this specification, specific examples are used to illustrate the principles and implementations of the present invention, and the descriptions of the above embodiments are only used to help understand the method and the core idea of the present invention; There will be changes in the specific implementation manner and application scope of the idea of the invention. In conclusion, the contents of this specification should not be construed as limiting the present invention.

Claims (10)

1. A municipal tap water pipe network pressurization system is characterized by comprising a water tank, a pressure tank, a tap water supply pipeline and a pressurization pipeline; the tap water supply pipeline with the water inlet of basin is linked together, the pressure boost pipeline set up in the outlet pipe way of basin with between the water inlet of overhead tank, the overhead tank is used for storing high pressure water and is linked together with the plant area supply channel.

2. The municipal tap water pipe network pressurization system according to claim 1, wherein an exhaust pipe is provided at the top of the water tank, a liquid level sensor is provided on the water tank, and an evacuation valve is provided at the bottom of the water tank.

3. The municipal tap water network pressurization system according to claim 1, wherein said pressurization line is in communication with a plant water supply line.

4. The municipal tap water network pressurization system according to claim 1, wherein said tap water supply line comprises a first valve, a first filter, a flow meter and a second valve in communication via a conduit, said second valve having an outlet end in communication with an inlet of said water tank.

5. The municipal water network pressurization system according to claim 4, wherein said tap water supply line further comprises a third valve disposed between said second valve and the inlet of said water tank.

6. The municipal tap water network pressurization system according to claim 5, wherein one end of a water supply branch is provided between the second valve and the third valve, the other end of the water supply branch is communicated with the water inlet of the pressure tank, and one end of the water supply branch is provided with a first check valve.

7. The municipal tap water network pressurization system according to claim 6, wherein the water outlet end of the deep-well water supply line is disposed between the water outlet end of the first check valve and the water inlet of the pressure tank.

8. The municipal tap water network pressurization system according to claim 1, comprising a plurality of said pressurization lines arranged in parallel.

9. The municipal tap water pipe network pressurization system according to claim 1 or 8, wherein the pressurization pipeline comprises a fourth valve, a second filter, a first soft joint, a fifth valve, a centrifugal pump, a second soft joint, a pressure gauge, a second check valve and a seventh valve which are sequentially communicated through a pipeline, wherein the water inlet end of the fourth valve is communicated with the water outlet pipeline of the water tank, and the water outlet end of the seventh valve is communicated with the water inlet of the pressure tank.

10. The municipal tap water network pressurization system according to claim 9, wherein said centrifugal pump is connected to a VFD sensing meter.

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