CN211228691U

CN211228691U - Pressure compensation device for tap water pipe network

Info

Publication number: CN211228691U
Application number: CN201921909660.6U
Authority: CN
Inventors: 邓光源
Original assignee: Foshan Xijiang Water Supply Co ltd
Current assignee: Foshan Xijiang Water Supply Co ltd
Priority date: 2019-11-07
Filing date: 2019-11-07
Publication date: 2020-08-11
Anticipated expiration: 2029-11-07

Abstract

The utility model discloses a tap water pipe network pressure compensation device, which comprises a water storage tank, an air inlet channel, a water inlet pipe, a main water outlet pipe, two branch water outlet pipes, an overflow pipe and a pressure adjusting mechanism, wherein the water inlet pipe is connected with the lower half side of the water storage tank, the water inlet pipe is provided with a one-way valve, the overflow pipe is vertically arranged in the water storage tank, and the top end of the overflow pipe is provided with an overflow hole; the top surface of the water storage tank is provided with the air inlet channel, the air inlet channel extends out of the side wall of the water storage tank, and the air inlet channel is respectively provided with an outer air inlet and an inner air inlet; the utility model discloses a set up floater, valve and air inlet, when the water level descends, atmospheric pressure in the water storage box reduces, and the valve follows the floater and descends and open, introduces the atmosphere to atmospheric pressure in the balanced water storage box realizes pressure automatic compensation, moreover the utility model discloses a pressure compensation process is full-automatic, need not artifical manual regulation, simple to use.

Description

Pressure compensation device for tap water pipe network

Technical Field

The utility model belongs to the technical field of mechanical technique and specifically relates to a running water pipe network pressure compensation device is related to.

Background

The water storage tank is a water storage device, is commonly used in places such as office buildings, commodity houses and the like, and can be used for a period of time after water supply is cut off. In the existing water storage tank, when water is supplied, the water level is continuously reduced along with the continuous use of the water in the water storage tank, so that the air pressure in the water storage tank is continuously reduced, the water in the water storage tank is difficult to flow out gradually, and the use of a user is influenced.

SUMMERY OF THE UTILITY MODEL

To the not enough of prior art, the utility model aims to provide a simple structure, control accurate water works are with filtering sedimentation tank sampler.

In order to achieve the above purpose, the utility model provides a scheme does: a pressure compensation device for a tap water pipe network comprises a water storage tank, an air inlet channel, a water inlet pipe, a water outlet main pipe, two water outlet branch pipes, an overflow pipe and a pressure adjusting mechanism, wherein the water inlet pipe is connected with the lower half side of the water storage tank, a one-way valve is arranged on the water inlet pipe, the overflow pipe is vertically arranged in the water storage tank, and an overflow hole is formed in the top end of the overflow pipe; the top surface of the water storage tank is provided with the air inlet channel, the air inlet channel extends out of the side wall of the water storage tank, the air inlet channel is respectively provided with an outer air inlet and an inner air inlet, the outer air inlet is arranged on the outer edge of the air inlet channel and is opened downwards, meanwhile, the outer air inlet is communicated with the air inlet channel and the atmosphere, and the inner air inlet is communicated with the air inlet channel and the water storage tank; the pressure adjusting mechanism comprises a pressure regulator, a floating ball, an air valve and a connecting rod, the pressure regulator is arranged on the inner side wall of the water storage tank, the height position of the pressure regulator is lower than that of the overflow hole, the floating ball is arranged on the water in the water storage tank and connected with the connecting rod, the other end of the connecting rod is connected with the air valve, and the air valve is arranged in the horizontal direction and the other end of the air valve is hinged to the bottom surface of the air inlet channel; the two water outlet branch pipes are connected with the main water outlet pipe together, one water outlet branch pipe is communicated with the bottom of the water storage tank and is provided with a pressure limiting valve, and the other water outlet branch pipe is connected with the overflow pipe.

The utility model has the advantages that: the pressure compensation can be automatically carried out, in the utility model, firstly, the pressure regulator is arranged in water, when the water level of the water storage tank is higher, the water can extrude the pressure regulator to lead the pressure regulator to contract for energy storage, and when the water level is lower, the pressure regulator expands to release energy, thereby carrying out preliminary pressure compensation adjustment; simultaneously through setting up floater, valve and air inlet, when the water level descends, atmospheric pressure in the water storage box reduces, and the valve follows the floater and descends and open, introduces the atmosphere to atmospheric pressure in the balanced water storage box realizes pressure automatic compensation, moreover the utility model discloses a pressure compensation process is full-automatic, need not artifical manual regulation, and is simple to use, just the utility model discloses overall structure is simple, low in production cost.

Furthermore, a filter screen is arranged on the outer air inlet and used for filtering impurities in the air.

Furthermore, a straight pipe is connected between the water inlet pipe and the water outlet main pipe, and part of water flows to the water outlet main pipe from the straight pipe and is supplied to a user.

Furthermore, an observation window is arranged on the side wall of the water storage tank and used for observing the water level in the water storage tank.

Drawings

Fig. 1 is a valve closing structure diagram of the present invention.

Fig. 2 is a structure view of the valve opening of the present invention.

Fig. 3 is a partially enlarged view of a portion a in fig. 2.

Fig. 4 is a partially enlarged view of fig. 2 at B.

Wherein, 1 is a water storage tank, 11 is an observation window, 2 is an air inlet channel, 21 is an outer air inlet, 22 is an inner air inlet, 23 is a filter screen, 31 is an inlet pipe, 311 is a one-way valve, 32 is a water outlet branch pipe, 321 is a pressure limiting valve, 33 is a water outlet main pipe, 34 is an overflow pipe, 341 is an overflow hole, 35 is a straight pipe, 41 is a pressure regulator, 42 is a floating ball, 43 is a connecting rod, and 44 is an air valve.

Detailed Description

The invention will be further described with reference to the following specific embodiments:

referring to fig. 1 to 4, a pressure compensation device for a tap water pipe network comprises a water storage tank 1, an air inlet channel 2, a water inlet pipe 31, a main water outlet pipe 33, two branch water outlet pipes 32, an overflow pipe 34 and a pressure adjusting mechanism, wherein the water inlet pipe 31 is connected with the lower half side of the water storage tank 1, a one-way valve 311 is arranged on the water inlet pipe 31, the overflow pipe 34 is vertically arranged in the water storage tank 1, and the top end of the overflow pipe 34 is provided with an overflow hole 341; the top surface of the water storage tank 1 is provided with an air inlet channel 2, the air inlet channel 2 extends to the outside of the side wall of the water storage tank 1, the air inlet channel 2 is respectively provided with an outer air inlet 21 and an inner air inlet 22, the outer air inlet 21 is arranged on the outer edge of the air inlet channel 2, the outer air inlet 21 is opened downwards, meanwhile, the outer air inlet 21 is communicated with the air inlet channel 2 and the atmosphere, and the inner air inlet 22 is communicated with the air inlet channel 2 and the water storage tank 1; the pressure adjusting mechanism comprises a pressure regulator 41, a floating ball 42, a valve 43 and a connecting rod 44, the pressure regulator 41 is arranged on the inner side wall of the water storage tank 1, the height position of the pressure regulator is lower than that of the overflow hole 341, the floating ball 42 is arranged on the water in the water storage tank 1 and is connected with the connecting rod 44, the other end of the connecting rod 44 is connected with the valve 43, and the valve 43 is arranged in the horizontal direction and the other end of the valve is hinged on the bottom surface of the air; the two branch pipes 32 are connected to a main pipe 33, one of the branch pipes 32 is connected to the bottom of the water tank 1, a pressure limiting valve 321 is disposed on the branch pipe 32, and the other branch pipe 32 is connected to an overflow pipe 34. The connection between the connecting rod 43 and the float 42 and the connection between the connecting rod 43 and the valve 44 are both fixed.

Wherein, be provided with filter screen 23 on the air inlet 21 and be arranged in the water in the pollutant pollution water storage box 1 in the filtered air, outer air inlet 21 opening is downward simultaneously, can prevent that the air inlet 21 from setting up rainwater in air inlet 2 top surface or side in getting into air inlet 2 from outer air inlet 21 to get into water pollution in the water storage box 1.

A through pipe 35 is connected between the water inlet pipe 31 and the water outlet main pipe 33. The side wall of the water storage tank 1 is provided with an observation window 11.

In this embodiment, in the case of normal water supply, after the water enters the water inlet pipe 31, a part of the water continues to pass through the check valve 311 and then enters the water storage tank 1, and the other part of the water flows into the main water outlet pipe 35 through the straight pipe 35 and then is supplied to the user; water enters the water storage tank 1 and then is stored in the water storage tank 1, at the moment, part of water enters the water outlet branch pipe 32 with the pressure limiting valve 321, due to the action of the pressure limiting valve 321, the water cannot enter the water outlet main pipe 33 through the water outlet branch pipe 32 for a while, meanwhile, the water level in the water storage tank 1 rises continuously to generate certain water pressure, the water extrudes the pressure regulator 41 to enable the pressure regulator 41 to contract for energy storage, and when the water level in the water storage tank 1 is higher than the overflow height of the overflow pipe 34, the floating ball 42 pushes the connecting rod 43 to move upwards to close the air inlet channel 22.

When the water is cut off, the water in the water storage tank 1 can be supplied to a user, in the process, along with the loss of water remained in the pipeline, the pressure of the pipeline is reduced, the pressure difference between the water storage tank 1 and the pipeline reaches the set value of the pressure limiting valve 321, the pressure limiting valve 321 is opened to supply water by the water storage tank 1, meanwhile, the pressure regulator 41 can expand to release energy to compensate and balance the air pressure in the water storage tank 1, the normal outflow supply of the water in the water storage tank 1 is kept, along with the continuous reduction of the water level, after the pressure regulator 41 expands to recover the original shape, the floating ball 42 finally opens the air valve 44 along with the reduction of the water level, and at the moment, the air enters the water storage tank 1 from the outer air inlet 21 through the air inlet channel 2 and the inner.

The above-described embodiments are merely preferred embodiments of the present invention, which are not intended to limit the present invention in any way. Those skilled in the art can make further changes and modifications to the invention, or modify equivalent embodiments to equivalent variations, without departing from the scope of the invention. Therefore, the content of the technical scheme of the utility model, according to the equivalent change made by the idea of the utility model, should be covered in the protection scope of the utility model.

Claims

1. The utility model provides a running water pipe network pressure compensation arrangement which characterized in that: the water storage tank comprises a water storage tank (1), an air inlet channel (2), a water inlet pipe (31), a water outlet main pipe (33), two water outlet branch pipes (32), an overflow pipe (34) and a pressure adjusting mechanism, wherein the water inlet pipe (31) is connected with the lower half side of the water storage tank (1), the water inlet pipe (31) is provided with a one-way valve (311), the overflow pipe (34) is vertically arranged in the water storage tank (1), and the top end of the overflow pipe (34) is provided with an overflow hole (341); the top surface of the water storage tank (1) is provided with the air inlet channel (2), the air inlet channel (2) extends out of the side wall of the water storage tank (1), the air inlet channel (2) is respectively provided with an outer air inlet (21) and an inner air inlet (22), the outer air inlet (21) is arranged on the outer edge of the air inlet channel (2), the outer air inlet (21) is opened downwards, meanwhile, the outer air inlet (21) is communicated with the air inlet channel (2) and the atmosphere, and the inner air inlet (22) is communicated with the air inlet channel (2) and the water storage tank (1); the pressure adjusting mechanism comprises a pressure regulator (41), a floating ball (42), an air valve (43) and a connecting rod (44), the pressure regulator (41) is arranged on the inner side wall of the water storage tank (1), the height position of the pressure regulator is lower than that of the overflow hole (341), the floating ball (42) is arranged on the water in the water storage tank (1) and is connected with the connecting rod (44), the other end of the connecting rod (44) is connected with the air valve (43), the air valve (43) is arranged in the horizontal direction, and the other end of the air valve (43) is hinged to the bottom surface of the air inlet channel (2; the two water outlet branch pipes (32) are connected with the main water outlet pipe (33) together, one water outlet branch pipe (32) is communicated with the bottom of the water storage tank (1), a pressure limiting valve (321) is arranged on the water outlet branch pipe (32), and the other water outlet branch pipe (32) is connected with the overflow pipe (34).

2. The pressure compensation device of a tap water pipe network according to claim 1, wherein: and a filter screen (23) is arranged on the air inlet (21).

3. The pressure compensation device of a tap water pipe network according to claim 1, wherein: a through pipe (35) is connected between the water inlet pipe (31) and the water outlet main pipe (33).

4. The pressure compensation device of a tap water pipe network according to claim 1, wherein: an observation window (11) is arranged on the side wall of the water storage tank (1).