High-level water tank device for water supply system

Abstract

The utility model provides a high-level water tank device for a water supply system. The high-level water tank device comprises a high-level water tank, a poison unit, a flushing unit, a water inlet pipe, a water outlet pipe, a water inlet valve and a water outlet valve, the water inlet end of the high-level water tank is communicated with the water inlet pipe, and the water inlet valve is arranged on the water inlet pipe; the water outlet end of the high-level water tank is communicated with the water outlet pipe, and the water outlet valve is arranged on the water outlet pipe; a water inlet pipeline of the water inlet pipe and the water flow front side of the water inlet valve are respectively communicated with a medicament outlet of the disinfection unit and a water flow inlet of the flushing unit; along the water flow direction, the high-level water tank internally comprises a pressure reduction area and a water storage area in sequence; and a water flow outlet of the flushing unit is communicated with the bottom of the water storage area. The device can be used for supplementing chlorine into the high-position water tank, ensuring the safety of water quality, reducing the water pressure of incoming water, cleaning deposited silt and facilitating the daily maintenance of the high-position water tank.

Description

TECHNICAL FIELD

[0001] The utility model relates to municipal engineering facility technical field, concretely relates to a high pool device for water supply system. BACKGROUND

[0002] As an important part of the water supply system, the high pool is usually set in a high geographical position to store water and adjust the water pressure of the water supply pipe network, and uses gravity to supply water to the downstream system, thereby improving the safety and reliability of the water supply system.

[0003] The effluent of the water purification plant is delivered to the high pool of each town in the downstream through the long-distance water distribution pipe network, and the effluent of the high pool is supplied to each town water point in the form of gravity flow. The existing high pool has the following problems: 1. According to the new national standard "Drinking Water Health Standards" (GB5749-2022), the residual chlorine content of the pipe network terminal water should be greater than or equal to 0.05 mg / L. After the effluent of the water purification plant passes through the long-distance water distribution pipeline and the high pool, it is impossible to ensure a certain residual chlorine content, thereby ensuring water quality safety; 2. When the water inflow of the high pool is high pressure water, it will cause impact on the high pool; 3. At present, the silt in the pipeline enters the high pool with the water flow and is finally deposited in the high pool. However, the high pool does not have a cleaning measure at present, which leads to easy silt accumulation in the high pool, and the accumulated silt is not easy to remove. SUMMARY

[0004] In view of the defects of the prior art, the technical problem to be solved by the utility model is to provide a high pool device for water supply system, which can supplement chlorine in the high pool, ensure water quality safety, reduce water pressure, clean deposited silt, and facilitate daily maintenance of the high pool.

[0005] The technical scheme adopted by the utility model is as follows:

[0006] The utility model provides a high pool device for water supply system, which comprises a high pool 1, a disinfection unit, a flushing unit, a water inlet pipe 5, a water outlet pipe 9, a water inlet valve 10 and a water outlet valve 14.

[0007] The water inlet end of the high pool 1 is communicated with the water inlet pipe 5, and the water inlet valve 10 is arranged on the water inlet pipe 5; the water outlet end of the high pool 1 is communicated with the water outlet pipe 9, and the water outlet valve 14 is arranged on the water outlet pipe 9.

[0008] The water inlet pipe 5 is communicated with the water inlet pipe 5, and the water inlet valve 10 is arranged on the water inlet pipe 5; the water outlet end of the high pool 1 is communicated with the water outlet pipe 9, and the water outlet valve 14 is arranged on the water outlet pipe 9.

[0009] In the water flow direction, the high-level water tank 1 comprises a pressure reducing area 15 and a water storage area 16 in sequence; the water flow outlet of the flushing unit is communicated with the bottom of the water storage area 16.

[0010] Preferably, the disinfection unit comprises a disinfection device 4, a disinfection pipe 6 and a disinfection valve 11; the flushing unit comprises a flushing pipe 7 and a flushing valve 12;

[0011] The water inlet pipe 5 of the water inlet pipe line in the front side of the water inlet valve 10 is provided with a reducing four-way pipe, the first interface of the reducing four-way pipe is communicated with the medicament outlet of the disinfection pipe 6; the medicament inlet of the disinfection pipe 6 is communicated with the disinfection device 4; the disinfection valve 11 is arranged on the disinfection pipe 6;

[0012] The second interface of the reducing four-way pipe is communicated with the water flow inlet of the flushing pipe 7, the flushing pipe 7 has a plurality of water flow outlets, each of which is communicated to the bottom of the water storage area 16; the flushing valve 12 is arranged on the flushing pipe 7.

[0013] Preferably, the water inlet valve 10, the disinfection valve 11 and the flushing valve 12 are all installed in the water inlet valve well chamber 2; the disinfection device 4 is a sodium hypochlorite generator or a chlorine dioxide generator.

[0014] Preferably, the pressure reducing area 15 comprises a plurality of steps 17 gradually decreasing in the water flow direction; the first step 17 has a height lower than the bottom of the water inlet pipe 5 by 100-200 mm; each step 17 is embedded with cobblestones 18.

[0015] Preferably, the width and height of the step 17 are both 200-300 mm; the particle size of the cobblestone 18 is 20-40 mm.

[0016] Preferably, two guide walls 19 are arranged in the water storage area 16, each of which is arranged perpendicularly to the water flow direction, one side of which is connected with one side wall of the high-level water tank 1, and the other side is 300-500 mm away from the other side wall of the high-level water tank 1; the two guide walls 19 are staggered to divide the water storage area 16 into three areas, which are the first water storage area, the second water storage area and the third water storage area in sequence in the water flow direction.

[0017] Preferably, two ventilation holes 20 are arranged at the top of each guide wall 19, and two balance holes 21 are arranged at the bottom; the height of the ventilation hole 20 and the balance hole 21 is 150-200 mm.

[0018] Preferably, a water collecting pit 22 is arranged at the bottom of the water outlet side of the water storage area 16, the bottom of the water collecting pit 22 is 500-1000mm lower than the bottom of the water storage area 16; the bottom of the water collecting pit 22 is respectively connected with the drain pipe 8 and the water outlet pipe 9, and the drain valve 13 is arranged on the drain pipe 8.

[0019] Preferably, the drain valve 13 and the water outlet valve 14 are both arranged in the water outlet valve well chamber 3.

[0020] Preferably, a cover plate 23 is arranged at the top of the high-level water tank 1, two manhole covers 24 are arranged on the cover plate 23 at the top of the water storage area 16, the two manhole covers 24 are arranged in a diagonal manner, the diameter of the manhole cover 24 is 800-1000mm; the manhole cover 24 is a nodular cast iron manhole cover or a concrete manhole cover; the low-level ventilation pipe 25 and the high-level ventilation pipe 26 are arranged on both sides of the cover plate 23 at the top of the high-level water tank 1, the height of the low-level ventilation pipe 25 is 900mm, and the height of the high-level ventilation pipe 26 is 1400mm.

[0021] The high-level water tank device for the water supply system has the following advantages:

[0022] 1. According to the residual chlorine value of the high-level water tank, chlorine can be added in the high-level water tank to ensure water quality safety.

[0023] 2. A decompression area is arranged in the high-level water tank, and cobblestones are arranged on the steps of the decompression area to reduce the water pressure of incoming water and prevent impact on the high-level water tank.

[0024] 3. The silt deposited at the bottom of the high-level water tank is removed out of the water tank by using the water power clearing mode, which is simple in operation and saves time and effort. BRIEF DESCRIPTION OF DRAWINGS

[0025] Fig. 1 It is an external structure schematic view of the high-level water tank device for the water supply system.

[0026] Fig. 2 It is an internal structure schematic view of the high-level water tank device for the water supply system.

[0027] Fig. 3 It is a flow guide wall schematic view of the high-level water tank device for the water supply system.

[0028] In the figure: 1, high pool, 2, water inlet valve well room, 3, water outlet valve well room, 4, disinfection device, 5, water inlet pipe, 6, disinfection pipe, 7, flushing pipe, 8, drain pipe, 9, water outlet pipe, 10, water inlet valve, 11, disinfection valve, 12, flushing valve, 13, drain valve, 14, water outlet valve, 15, pressure reduction area, 16, water storage area, 17, step, 18, cobblestone, 19, guide wall, 20, ventilation hole, 21, balance hole, 22, water collecting pit, 23, cover plate, 24, manhole cover, 25, low-level ventilation pipe, 26, high-level ventilation pipe, 27, residual chlorine detector. DETAILED DESCRIPTION

[0029] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments of the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0030] In the description of the present application, it should be noted that the terms "upper", "lower", "inner", "outer", "top / bottom end" and the like indicate the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the present application. In addition, the terms "first", "second" are only for descriptive purposes and cannot be understood as indicating or implying relative importance.

[0031] In the description of the present application, it should be noted that unless otherwise explicitly specified and limited, the terms "mounting", "provided with", "sleeved / connected", "connected" and the like should be broadly understood, for example, "connected" can be fixedly connected, or can be detachably connected, or integrally connected; can be mechanically connected, or can be electrically connected; can be directly connected, or can be indirectly connected through an intermediate medium; can be internal communication of two elements. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0032] Referring to Figs. 1-3 The present application provides a kind of high pool device for water supply system, including high pool 1, disinfection unit, flushing unit, water inlet pipe 5, water outlet pipe 9, water inlet valve 10 and water outlet valve 14;

[0033] The water inlet end of the high pool 1 is communicated with the water inlet pipe 5, and the water inlet valve 10 is arranged on the water inlet pipe 5; the water outlet end of the high pool 1 is communicated with the water outlet pipe 9, and the water outlet valve 14 is arranged on the water outlet pipe 9;

[0034] The medicament outlet of the disinfection unit and the water inlet of the flushing unit are respectively communicated with the water inlet pipeline of the water inlet pipe 5 and located on the front side of the water flow of the water inlet valve 10;

[0035] In the water flow direction, the inside of the high pool 1 sequentially comprises a pressure reduction area 15 and a water storage area 16; the water flow outlet of the flushing unit is communicated with the bottom of the water storage area 16.

[0036] The structure of the high pool 1, the disinfection unit and the flushing unit will be introduced in detail as follows:

[0037] The disinfection unit comprises a disinfection device 4, a disinfection pipe 6 and a disinfection valve 11; the flushing unit comprises a flushing pipe 7 and a flushing valve 12;

[0038] A reducing cross is installed on the water inlet pipeline of the water inlet pipe 5 on the front side of the water inlet valve 10, the first interface of the reducing cross is communicated with the medicament outlet of the disinfection pipe 6; the medicament inlet of the disinfection pipe 6 is communicated with the disinfection device 4; the disinfection valve 11 is arranged on the disinfection pipe 6; the second interface of the reducing cross is communicated with the water inlet of the flushing pipe 7, the flushing pipe 7 has a plurality of water flow outlets, each water flow outlet is communicated to the bottom of the water storage area 16; the flushing valve 12 is arranged on the flushing pipe 7. Among them, the water inlet valve 10, the disinfection valve 11 and the flushing valve 12 are all installed in the water inlet valve well chamber 2; the disinfection device 4 is a sodium hypochlorite generator or a chlorine dioxide generator.

[0039] The pressure reduction area 15 comprises a plurality of steps 17 gradually reduced in the water flow direction; the height of the first step 17 is 100-200 mm lower than the bottom of the water inlet pipe 5; the step 17 is embedded with cobblestones 18. The width and height of the step 17 are both 200-300 mm; the particle size of the cobblestone 18 is 20-40 mm.

[0040] A residual chlorine detector 27 is arranged on the water outlet side of the water storage area 16. Two guide walls 19 are arranged in the water storage area 16, each of which is arranged perpendicularly to the water flow direction and connected to one side wall of the high-level water tank 1 at a distance of 300-500 mm from the other side wall of the high-level water tank 1. The two guide walls 19 are staggered to divide the water storage area 16 into three areas, i.e. a first water storage area, a second water storage area and a third water storage area in sequence along the water flow direction. The top of each guide wall 19 is provided with two ventilation holes 20, and the bottom is provided with two balance holes 21. The height of the ventilation holes 20 and the balance holes 21 is 150-200 mm.

[0041] A water collecting pit 22 is arranged at the bottom of the water outlet side of the water storage area 16, and the bottom of the water collecting pit 22 is lower than the bottom of the water storage area 16 by 500-1000 mm. The bottom of the water collecting pit 22 is connected to the drain pipe 8 and the water outlet pipe 9, respectively, and a drain valve 13 is arranged on the drain pipe 8. The drain valve 13 and the water outlet valve 14 are both installed in the water outlet valve well chamber 3.

[0042] A cover plate 23 is arranged on the top of the high-level water tank 1, two manhole covers 24 are arranged on the cover plate 23 on the top of the water storage area 16, and the two manhole covers 24 are diagonally arranged. The diameter of the manhole cover 24 is 800-1000 mm. The manhole cover 24 is a nodular cast iron manhole cover or a concrete manhole cover. Low-level ventilation pipes 25 and high-level ventilation pipes 26 are arranged on both sides of the cover plate 23 on the top of the high-level water tank 1. The height of the low-level ventilation pipe 25 is 900 mm, and the height of the high-level ventilation pipe 26 is 1400 mm.

[0043] An embodiment will be described below:

[0044] As shown in Figs. 1-3 The embodiment provides a high-level water tank device for a water supply system, which comprises a high-level water tank 1, a water inlet valve well chamber 2, a water outlet valve well chamber 3, a disinfection device 4, a water inlet pipe 5, a disinfection pipe 6, a flushing pipe 7, a drain pipe 8, a water outlet pipe 9;

[0045] The high water tank 1 is connected with the water inlet pipe 5, the water inlet valve 10 is arranged on the water inlet pipe 5, the disinfection pipe 6 and the flushing pipe 7 are connected with the water inlet pipe 5 through a different-diameter cross before the water inlet valve 10, the flushing valve 12 is arranged on the flushing pipe 7, the disinfection valve 11 is arranged on the disinfection pipe 6, the other side of the disinfection pipe 6 is connected with the disinfection device 4, and the water inlet valve 10, the disinfection valve 11 and the flushing valve 12 are all installed in the water inlet valve well chamber 2; the high water tank 1 comprises the decompression area 15 and the water storage area 16, the decompression area 15 is composed of a plurality of steps 17, the height of the top surface of the first step 17 is 100-200 mm lower than the bottom of the water inlet pipe 5, the cobblestones 18 are embedded on the top surface of each step 17, two flow guide walls 19 are arranged in the water storage area 16, one side of the flow guide wall 19 is connected with the high water tank 1, and the other side is 300-500 mm away from the side wall of the high water tank 1, the two flow guide walls 19 are staggered, the water storage area 16 is divided into three areas, the flushing pipe 7 is connected with the bottom of the first area and the third area, two ventilation holes 20 are arranged on the top of the flow guide wall 19, two balance holes 21 are arranged on the bottom of the flow guide wall 19, a residual chlorine detector 27 is arranged on the water outlet side of the water storage area 16, the water collecting pit 22 is arranged on the bottom of the water outlet side of the water storage area 16, the bottom of the water collecting pit 22 is 500-1000 mm lower than the bottom of the water storage area 16, the water collecting pit 22 is connected with the drain pipe 8 and the water outlet pipe 9, the drain valve 13 is arranged on the drain pipe 8, the water outlet valve 14 is arranged on the water outlet pipe 9, and the drain valve 13 and the water outlet valve 14 are all installed in the water outlet valve well chamber 3; the cover plate 23 is arranged on the top of the high water tank 1, two maintenance well covers 24 are arranged on the cover plate 23 on the top of the water storage area 16, the two maintenance well covers 24 are diagonally arranged, the diameter of the maintenance well cover 24 is 800-1000 mm, the low-level ventilation pipe 25 and the high-level ventilation pipe 26 are arranged on the two sides of the cover plate 23 on the top of the high water tank 1, the height of the low-level ventilation pipe 25 is 900 mm, and the height of the high-level ventilation pipe 26 is 1400 mm.

[0046] The disinfection device 4 is a sodium hypochlorite generator or a chlorine dioxide generator; the water inlet valve 10, the flushing valve 12, the drain valve 13 and the water outlet valve 14 are all manual valves, and the disinfection valve 11 is an electric valve; the width and height of the step 17 are both 200-300 mm; the particle size of the cobblestone 18 is 20-40 mm; the height of the ventilation hole 20 and the balance hole 21 is both 150-200 mm; and the maintenance well cover 24 is a nodular cast iron well cover or a concrete well cover.

[0047] The utility model provides a high pool device for water supply system, its working process is:

[0048] The utility model provides a high pool device for water supply system, under normal condition, the water inlet valve 10 and water outlet valve 14 of high pool 1 open, disinfecting valve 11, flushing valve 12 and drain valve 13 close, the water passes through water inlet pipe 5 and water inlet valve 10 and enters high pool 1, when flowing through decompression area 15, because of the water drop of step 17 and the hindrance of table top pebbles 18, water pressure reduces, plays the role of energy dissipation, prevents the impact to high pool 1, then water flow enters the water storage area 16, through the flow guiding effect of flow guide wall 19, water flow is guided to catch pit 22, then through the water outlet pipe 9 of pit bottom and water outlet valve 14 gravity flow to the subsequent water using point, the air vent 20 on the top of flow guide wall 19 and low level vent pipe 25 and high level vent pipe 26 on cover plate 23 can guarantee the air circulation inside the pool, prevent the gathering of peculiar smell.

[0049] When the residual chlorine detector 27 of high pool 1 detects that the residual chlorine value inside the pool is low, disinfection device 4 is automatically started, disinfecting valve 11 is automatically opened, and the disinfectant enters the pool along with the water, so that the high pool 1 is supplemented with chlorine, and water quality safety is ensured.

[0050] When running for a period of time, the bottom of high pool 1 is silted, at this time, the water inlet valve 10, the water outlet valve 14 and the disinfecting valve 11 are closed, the flushing valve 12 and the drain valve 13 are opened, the water enters the water storage area 16 of high pool 1 through the flushing pipe 7, the high-pressure water flows through the bottom sediment, enters the catch pit 22 through the flow guide wall 19 and the balance hole 21 at the bottom of the flow guide wall 19, and then is discharged to the nearby river or channel through the drain pipe 8 at the bottom of the pit and the drain valve 13.

[0051] The high pool device for the water supply system has the following advantages:

[0052] 1. According to the residual chlorine value of the high pool, chlorine can be supplemented in the high pool to ensure water quality safety.

[0053] 2. The decompression area is arranged in the high pool, the pebbles are arranged on the steps and the table top of the decompression area, the water pressure of the incoming water is reduced, and the impact on the high pool is prevented.

[0054] 3. The sediment deposited at the bottom of the high pool is removed out of the pool by using the water power cleaning method, which is simple to operate and saves time and effort.

[0055] The above merely is preferred implementation manner of the present application, it should be pointed out, for ordinary skilled person in the technical field, on the premise of not departing from the principle of the present application, can also make several improvements and refinements, these improvements and refinements also should be regarded as the protection scope of the present application.

Claims

1. An elevated tank apparatus for a water supply system, characterized by, The high pool (1), disinfection unit, flushing unit, water inlet pipe (5), water outlet pipe (9), water inlet valve (10) and water outlet valve (14) are included. The water inlet pipe (5) is communicated with the water inlet end of the high pool (1), and the water inlet valve (10) is arranged on the water inlet pipe (5); the water outlet pipe (9) is communicated with the water outlet end of the high pool (1), and the water outlet valve (14) is arranged on the water outlet pipe (9); The medicament outlet of the disinfection unit and the water flow inlet of the flushing unit are respectively communicated with the water inlet pipe (5) on the water inlet pipe and located on the front side of the water flow of the water inlet valve (10). In the water flow direction, the high pool (1) includes a pressure reduction area (15) and a water storage area (16) in sequence; the water flow outlet of the flushing unit is communicated with the bottom of the water storage area (16).

2. The elevated tank apparatus for a water supply system according to claim 1, characterized by The disinfection unit includes a disinfection device (4), a disinfection pipe (6) and a disinfection valve (11); the flushing unit includes a flushing pipe (7) and a flushing valve (12); The water inlet pipe (5) on the front side of the water inlet valve (10) is provided with a reducing tee joint, the first interface of the reducing tee joint is communicated with the medicament outlet of the disinfection pipe (6); the medicament inlet of the disinfection pipe (6) is communicated with the disinfection device (4); the disinfection valve (11) is arranged on the disinfection pipe (6); The second interface of the reducing tee joint is communicated with the water flow inlet of the flushing pipe (7), the flushing pipe (7) has a plurality of water flow outlets, each water flow outlet is communicated to the bottom of the water storage area (16); the flushing valve (12) is arranged on the flushing pipe (7).

3. A high-level reservoir arrangement for a water supply system according to claim 2, characterised in that, The water inlet valve (10), the disinfection valve (11) and the flushing valve (12) are all installed in the water inlet valve well chamber (2); the disinfection device (4) is a sodium hypochlorite generator or a chlorine dioxide generator.

4. The elevated tank apparatus for a water supply system according to claim 1, wherein The pressure reduction area (15) includes a plurality of steps (17) gradually decreasing in the water flow direction; the first step (17) has a height lower than the bottom of the water inlet pipe (5) by 100-200 mm; each step (17) is embedded with cobblestones (18).

5. A high-level reservoir arrangement for a water supply system according to claim 4, characterised in that, The width and height of the step (17) are both 200-300 mm; the particle size of the cobblestone (18) is 20-40 mm.

6. The elevated tank apparatus for a water supply system according to claim 1, wherein Two guide walls (19) are arranged in the water storage area (16), each guide wall (19) is arranged vertically to the water flow direction, one side of the guide wall (19) is connected with one side wall of the high pool (1), and the other side is 300-500 mm away from the other side wall of the high pool (1); the two guide walls (19) are staggered to divide the water storage area (16) into three areas, which are the first water storage area, the second water storage area and the third water storage area in sequence in the water flow direction.

7. A high-level reservoir arrangement for a water supply system according to claim 6, characterised in that, Two ventilation holes (20) are arranged on the top of each guide wall (19), and two balance holes (21) are arranged on the bottom; the height of the ventilation hole (20) and the balance hole (21) is 150-200 mm.

8. A high-level reservoir apparatus for a water supply system according to claim 6, wherein A water collecting pit (22) is arranged at the bottom of the water outlet side of the water storage area (16), the bottom of the water collecting pit (22) is 500-1000 mm lower than the bottom of the water storage area (16); the bottom of the water collecting pit (22) is respectively connected with a water discharge pipe (8) and the water outlet pipe (9), and a water discharge valve (13) is arranged on the water discharge pipe (8).

9. A high-level reservoir arrangement for a water supply system according to claim 8, characterised in that, The water discharge valve (13) and the water outlet valve (14) are both installed in the water outlet valve well chamber (3).

10. The elevated tank apparatus for a water supply system according to claim 1, wherein A cover plate (23) is arranged at the top of the high-level water tank (1), two inspection manhole covers (24) are arranged on the cover plate (23) at the top of the water storage area (16), the two inspection manhole covers (24) are diagonally arranged, the diameter of the inspection manhole cover (24) is 800-1000 mm, the inspection manhole cover (24) is a nodular cast iron manhole cover or a concrete manhole cover, low-level ventilation pipes (25) and high-level ventilation pipes (26) are respectively arranged at the two sides of the cover plate (23) at the top of the high-level water tank (1), the height of the low-level ventilation pipe (25) is 900 mm, and the height of the high-level ventilation pipe (26) is 1400 mm.

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