CN217537153U

CN217537153U - Non-negative pressure water supply equipment

Info

Publication number: CN217537153U
Application number: CN202220896638.8U
Authority: CN
Inventors: 杨朔; 李加磊
Original assignee: Shenzhen Wanyu Security Service Technology Co ltd
Current assignee: Shenzhen Wanyu Security Service Technology Co ltd
Priority date: 2022-04-18
Filing date: 2022-04-18
Publication date: 2022-10-04
Anticipated expiration: 2032-04-18

Abstract

The utility model discloses a no negative pressure water supply equipment, including a main water pipe, no negative pressure stationary flow jar, computer variable frequency control cabinet, a main water pipe will not have negative pressure stationary flow jar and be connected with municipal water supply network, and no negative pressure stationary flow jar is connected with No. two main water pipes, and No. two main water pipe are connected with No. three main water pipes, and No. three main water pipe are connected with user's water supply network. Still be provided with a branch pipe, be provided with the booster pump on every branch pipe, be provided with the manometer No. two on No. three main water pipes, computer variable frequency control cabinet and booster pump and the equal electric connection of manometer No. two. The first main water pipe is provided with a plurality of second branch pipes, and the second branch pipes extend into the non-negative-pressure flow stabilizing tank to form a plurality of water taking ports. The advantages are that: the service life of the non-negative pressure steady flow tank is prolonged, and the water scale on the tank wall is prevented. The water intake with the multi-shaped supporting points ensures uniform water intake and meets the requirement of fresh water quality for customers.

Description

Non-negative pressure water supply equipment

Technical Field

The utility model relates to a plumbing field specifically is a no negative pressure water supply equipment.

Background

The non-negative pressure water supply equipment is applied to warm supply equipment, essence water equipment and non-negative pressure equipment, and the existing non-negative pressure water supply equipment has the following problems: the main pipe is connected with the non-negative-pressure flow stabilizing equipment, and tap water in a municipal pipe network has pressure and can have a scouring effect on the inner wall of the tank body, so that the service life of the non-negative-pressure flow stabilizing tank is shortened; in addition, water in the tank body can not flow sufficiently after water is fed, and the tank wall can generate scale after long-term use, so that the water quality is not fresh.

In view of this, it is necessary to provide a non-negative pressure water supply apparatus.

SUMMERY OF THE UTILITY MODEL

The utility model provides a pair of no negative pressure water supply equipment, the effectual problem that does not have negative pressure stationary flow jar life among the prior art low, the internal wall of jar easily forms the incrustation scale of having solved.

The utility model adopts the technical proposal that:

the utility model provides a no negative pressure water supply equipment, includes main water pipe, no negative pressure stationary flow jar, computer variable frequency control cabinet, no negative pressure stationary flow jar is connected with municipal water supply network through a main water pipe, the exit linkage of no negative pressure stationary flow jar has No. two main water pipes, the outlet end of No. two main water pipes is connected with No. three main water pipes, no. three main water union couplings have user water supply network. Be provided with pressure sensor on No. one main water pipe, be provided with No. two pressure sensor on No. three main water pipes, still be provided with a plurality of branch pipes between No. two main water pipes and No. three main water pipes, every all be provided with the booster pump on the branch pipe, still be provided with the manometer No. two on No. three main water pipes, computer variable frequency control cabinet and the equal electric connection of a pressure sensor, no. two pressure sensor, booster pump and manometer No. two. The tail end of the first main water pipe is provided with a plurality of second branch pipes, and the second branch pipes extend into the non-negative-pressure flow stabilizing tank to form a plurality of water outlets.

Further, the method comprises the following steps: still be provided with a manometer, filter, backflow preventer and motorised valve on the main water pipe, motorised valve and microcomputer variable frequency control cabinet electric connection.

Further, the method comprises the following steps: and a sterilizer interface is arranged on the second main water pipe. And a vacuum suppressor is arranged in the non-negative-pressure flow stabilization tank.

Further, the method comprises the following steps: the third branch pipe is provided with the atmospheric pressure jar in keeping away from user's water supply network one end, be provided with the gate valve No. two that are used for controlling the atmospheric pressure jar switching on No. three main water pipe.

Further, the method comprises the following steps: a soft joint, a butterfly valve, no. two soft joints, check valve and No. two butterfly valves are still provided with on the branch pipe according to the rivers flow direction, the booster pump sets up between a butterfly valve and No. two soft joints.

Utility model's beneficial effect:

1. the end of the first main water pipe is provided with the second branch pipes extending into the non-negative-pressure flow stabilizing tank, and water is supplied into the non-negative-pressure flow stabilizing tank through the water outlets of the second branch pipes, so that liquid in the non-negative-pressure flow stabilizing tank can fully flow, and scale is not easy to form in a tank wall in a travelling crane manner; and the water outlets can reduce the pressure of water flow, reduce the scouring on the inner wall of the non-negative pressure steady flow tank, prolong the service life of the non-negative pressure steady flow tank, reduce water scale and ensure the freshness of water quality.

2. Through setting up the sterilizer interface, can utilize the sterilizer to disappear the rivers in No. two main water pipes and kill. The vacuum suppressor prevents that the water of municipal pipe network from accelerating the water injection in the non-negative pressure flow stabilization tank to influence the normal operation of municipal pipe network because of the vacuum formed by the large water pumping amount of the non-negative pressure flow stabilization tank in the water pumping process.

Drawings

Fig. 1 is a flowchart of a non-negative pressure water supply apparatus provided in an embodiment of the present application.

Labeled in the figure as: 1. a first main water pipe; 2. a negative pressure-free flow stabilization tank; 3. a microcomputer frequency conversion control cabinet; 4. a second main water pipe; 5. a third main water pipe; 6. a first branch pipe; 7. a booster pump; 8. a first pressure gauge; 9. a second branch pipe; 91. a water outlet; 10. a second pressure gauge; 11. a filter; 12. a backflow preventer; 13. an electrically operated valve; 41. a sterilizer interface; 14. an air pressure tank; 15. a second butterfly valve; 16. a first soft joint; 17. a first butterfly valve; 18. a second soft joint; 19. a check valve; 20. a second gate valve; 21. a vacuum suppressor; 22. a user water supply pipe network; 23. a first pressure sensor; 24. and a second pressure sensor.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention more comprehensible, embodiments accompanying figures are described in detail below. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

As shown in fig. 1, the no negative pressure water supply equipment that embodiment of this application provided, including a water main pipe 1, no negative pressure stationary flow jar 2, computer variable frequency control cabinet 3, no negative pressure stationary flow jar 2 is connected with municipal water supply network through a water main pipe 1, no negative pressure stationary flow jar 2 exit linkage has No. two water main pipes 4, no. two water main pipe 4's water outlet end is connected with No. three water main pipes 5, no. three water main pipes 5 are connected with user water supply network 22. Be provided with pressure sensor 23 on No. 1 main water pipe, be provided with No. two pressure sensor 24 on No. three main water pipe 5, still be provided with a plurality of branch pipes 6 between No. two main water pipe 4 and No. three main water pipe 5, every all be provided with booster pump 7 on the branch pipe 6, still be provided with No. two manometer 10 on No. three main water pipe 5, computer variable frequency control cabinet 3 and a pressure sensor 23, no. two pressure sensor 24, booster pump 7 and the equal electric connection of No. two manometer 10. The tail end of the first main water pipe 1 is provided with a plurality of second branch pipes 9, and the second branch pipes 9 extend into the non-negative-pressure steady flow tank 2 to form a plurality of water outlets 91.

When the device is in actual use, after the first main water pipe 1 is communicated with a municipal pipe network, the microcomputer variable frequency control cabinet 3 controls liquid of the first main water pipe 1 to flow into the non-negative-pressure steady flow tank 2 through the second branch pipes 9, and the liquid fully flows in the non-negative-pressure steady flow tank 2. When one end of the water supply network 22 of the user needs to be used, the booster pump 7 of the microcomputer frequency conversion control cabinet 3 is used for boosting pressure and supplying water to one end of the water supply network 22 of the user.

In the design, the second branch pipes 9 extending into the non-negative-pressure flow stabilizing tank 2 are arranged at the tail end of the first main water pipe 1, and water is supplied into the non-negative-pressure flow stabilizing tank 2 through the water outlets 91 of the second branch pipes 9, so that liquid in the non-negative-pressure flow stabilizing tank 2 can flow sufficiently, and scale is not easy to form in a travelling crane in the tank wall; and the water outlets 91 can reduce the pressure of water flow, reduce the scouring on the inner wall of the non-negative pressure steady flow tank 2, prolong the service life of the non-negative pressure steady flow tank 2, prevent scale from being formed and ensure fresh water quality.

Specifically, the method comprises the following steps: still be provided with a manometer 8, filter 11, backflow preventer 12 and motorised valve 13 on the main water pipe 1, motorised valve 13 and the electrical connection of computer variable frequency control cabinet 3.

In the above-mentioned design, through setting up manometer 8, filter 11 and the refluence preventer 12 at a main water pipe 1, can effectual survey water pressure in a main water pipe 1, filter the impurity in a main water pipe 1, prevent the rivers refluence in a main water pipe 1.

Specifically, the method comprises the following steps: and a sterilizer interface 41 is arranged on the second main water pipe 4. And a vacuum suppressor 21 is arranged in the non-negative-pressure flow stabilization tank 2.

In the above design, the sterilizer interface 41 is provided, so that the water flow in the second main water pipe 4 can be sterilized by the sterilizer. The vacuum suppressor 21 prevents that the non-negative pressure steady flow tank 2 from forming vacuum due to large water pumping amount in the process of pumping water, so that water in the municipal pipe network is injected into the non-negative pressure steady flow tank 2 at an accelerated speed, and the normal operation of the municipal pipe network is influenced.

Specifically, the method comprises the following steps: no. three main water pipe 5 is kept away from user's water supply network 22 one end and is provided with atmospheric pressure jar 14, still be provided with No. two gate valves 20 that are used for controlling atmospheric pressure jar 14 switching on No. three main water pipe 5.

In practice, the air pressure tank 14 stores a certain amount of liquid, and when the water consumption at one end of the water supply network 22 is low, the air pressure tank 14 directly supplies water to the water supply network 22.

In the above design, the air pressure tank 14 is arranged to supply water to the water supply network 22 of the user when the water consumption is low, such as at night, so that the energy can be effectively saved.

Specifically, the method comprises the following steps: a first soft joint 16, a first butterfly valve 17, a second soft joint 18, a check valve 19 and a second butterfly valve 15 are further arranged on the first branch pipe 6 according to the flow direction of water, and the booster pump 7 is arranged between the first butterfly valve 17 and the second soft joint 18.

During the in-service use, through the size that computer variable frequency control cabinet 3 control first butterfly valve 17 and No. two butterfly valves 15 opened, adjust the liquid flow in No. one branch pipe 6, control switching on of No. one branch pipe 6 and No. three main water pipe 5.

In the above-mentioned design, through setting up butterfly valve 17 and No. two butterfly valves 15 in proper order in the rivers direction, can control the switching of rivers in branch pipe 6, the size that can the control flow simultaneously. The backflow of water in the first branch pipe 6 can be prevented by providing the check valve 19.

In the following detailed description, it is to be understood that the above-described embodiments are merely exemplary of the present invention, and are not intended to limit the present invention, and any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included within the scope of the present invention.

Claims

1. The utility model provides a no negative pressure water supply equipment, includes No. one main water pipe (1), no negative pressure stationary flow jar (2), computer variable frequency control cabinet (3), no. negative pressure stationary flow jar (2) are connected with municipal water supply network through a main water pipe (1), the exit linkage of No. negative pressure stationary flow jar (2) has No. two main water pipe (4), the play water end of No. two main water pipe (4) is connected with No. three main water pipe (5), no. three main water pipe (5) are connected with user water supply network (22), be provided with a pressure sensor (23) on No. one main water pipe (1), be provided with No. two pressure sensor (24) on No. three main water pipe (5), still be provided with a plurality of branch pipe (6) between No. two main water pipe (4) and No. three main water pipe (5), every all be provided with booster pump (7) on a branch pipe (6), still be provided with No. two manometer (10) on No. three main water pipe (5), computer variable frequency control cabinet (3) and No. one pressure sensor (23), no. two pressure sensor (7) and equal electrical connection of its characterized in that it all lies in that: the tail end of the first main water pipe (1) is provided with a plurality of second branch pipes (9), and the second branch pipes (9) extend into the non-negative-pressure steady flow tank (2) to form a plurality of water outlets (91).

2. The non-negative pressure water supply apparatus according to claim 1, wherein: still be provided with a manometer (8), filter (11), refluence preventer (12) and motorised valve (13) on a main water pipe (1), motorised valve (13) and computer variable frequency control cabinet (3) electric connection.

3. The non-negative pressure water supply apparatus according to claim 1, wherein: a sterilizer connector (41) is arranged on the second main water pipe (4), and a vacuum suppressor (21) is arranged on the non-negative-pressure steady flow tank (2).

4. The non-negative pressure water supply apparatus according to claim 1, wherein: no. three main pipe (5) keep away from user water supply network (22) one end and are provided with atmospheric pressure jar (14), still be provided with No. two gate valves (20) that are used for controlling atmospheric pressure jar (14) switching on No. three main pipe (5).

5. The non-negative pressure water supply apparatus according to claim 1, wherein: a soft joint (16), a butterfly valve (17), a second soft joint (18), a check valve (19) and a second butterfly valve (15) are further arranged on the first branch pipe (6) according to the water flow direction, and the booster pump (7) is arranged between the first butterfly valve (17) and the second soft joint (18).