Water distribution system for hydrolysis acidification pool

Abstract

The utility model relates to the technical field of sewage treatment, and discloses a water distribution system for a hydrolysis acidification pool, which comprises a hydrolysis acidification pool top and a hydrolysis acidification pool bottom, the upper part of the hydrolysis acidification pool top is provided with a water distributor, the outside of the water distributor is provided with a dismounting mechanism, the water distributor comprises a water distribution tank body, and the water distribution tank body is provided with a water inlet and a water outlet. A water inlet area is arranged on the inner side of the water distribution tank body, primary water distribution areas are arranged on the two sides of the water inlet area, a secondary water distribution area is arranged on the other sides of the primary water distribution areas, triangular weir plates are arranged on the two sides of the secondary water distribution area, a water outlet area is arranged outside the secondary water distribution area, and a connecting assembly is arranged outside the water outlet area. According to the water distribution system for the hydrolysis acidification pool, wastewater is uniformly dispersed to the bottom of the hydrolysis acidification pool through the horn mouth by virtue of the water distributor, so that the effects of uniformly distributing water and preventing blockage are achieved, and the pipeline is convenient to disassemble and assemble by virtue of the disassembly and assembly mechanism.

Description

Technical Field

[0001] The utility model relates to the technical field of sewage treatment, in particular to a water distribution system for a hydrolysis acidification tank. Background Art

[0002] The hydrolysis acidification tank is a key pretreatment facility for sewage treatment. Its main function is to decompose complex organic substances into small molecules that are easily biodegradable through biological hydrolysis and acidification. The hydrolysis acidification tank is usually used to treat high-concentration organic wastewater or difficult-to-degrade organic wastewater. It can improve the biodegradability of wastewater and create favorable conditions for subsequent aerobic biological treatment. The hydrolysis acidification process is widely used in the pretreatment of industrial wastewater. Through hydrolysis acidification, the biodegradability of difficult-to-degrade wastewater can be improved. The upflow hydrolysis acidification reactor is a common type, and the water distribution system is a key component for the efficient operation of the upflow hydrolysis acidification reactor. It can make the wastewater entering the tank body evenly mixed with the sludge, fully contact, and improve the treatment effect of the wastewater.

[0003] Currently, traditional water distribution devices include branch water distribution and pulse water distribution, but these water distribution methods have disadvantages such as easy clogging, complex equipment, and large size, which affect the efficiency of sewage treatment. Utility Model Content

[0004] The purpose of the utility model is to provide a water distribution system for a hydrolysis acidification tank, so as to solve the problem mentioned in the above background technology that the current traditional water distribution devices include branched water distribution, pulse water distribution, etc., but these water distribution methods have the disadvantages of easy clogging, complex equipment, large size, etc., which affect the efficiency of sewage treatment.

[0005] In order to solve the above technical problems, the utility model provides the following technical solutions: a water distribution system for a hydrolysis acidification tank, comprising a top and a bottom of a hydrolysis acidification tank, characterized in that a water distributor is arranged on the upper part of the top of the hydrolysis acidification tank, and a disassembly mechanism is arranged on the outside of the water distributor;

[0006] The water distributor includes a water distribution box body, a water inlet area is provided on the inner side of the water distribution box body, primary water distribution areas are provided on both sides of the water inlet area, a secondary water distribution area is provided on the other side of the primary water distribution area, triangular weir plates are provided on both sides of the secondary water distribution area, a water outlet area is provided outside the secondary water distribution area, and a connecting component is provided outside the water outlet area.

[0007] Preferably, the connecting assembly comprises a first short tube, one end of which is provided with a water distribution hose, and one end of the water distribution hose is fixedly connected to a water distribution head.

[0008] Preferably, a plurality of the first short tubes are provided, and the plurality of the first short tubes are fixedly connected to the outside of the water distribution tank, a water distribution hose bracket is installed on the outside of the water distribution hose, the water distribution hose bracket is fixedly connected to the side of the top of the hydrolysis acidification tank, and the water distribution head is installed on the inner side of the bottom of the hydrolysis acidification tank.

[0009] Preferably, the water distribution box is installed on the top of the hydrolysis acidification tank, and one end of the water distribution box is fixedly connected to a water inlet pipe.

[0010] Preferably, the water distribution head comprises a connecting short pipe and a bell mouth, the outside of the bell mouth is fixedly connected to a bell mouth bracket, and the bottom of the bell mouth bracket is fixedly connected to an embedded steel plate.

[0011] Preferably, one end of the connecting short pipe is connected to one end of the water distribution hose, and the embedded steel plate is fixedly connected to the top of the bottom of the hydrolysis acidification tank.

[0012] Preferably, the disassembly and assembly mechanism comprises a pagoda joint, and a throat clamp is arranged on the outside of the pagoda joint.

[0013] Compared with the prior art, the beneficial effects achieved by the utility model are:

[0014] First, the utility model places the water distribution box on the top of the hydrolysis acidification tank. The water distribution box is rectangular, with a length not exceeding 4m, a width not exceeding 0.8m, and a height of 0.8-1.2m. It has a simple structure and a small size. At the same time, it is placed on the top of the hydrolysis acidification tank, which can make full use of the water level difference and prevent clogging. Except for the water distribution hose which is made of PE material, the other parts are made of SUS304 material. Then the wastewater enters the water inlet area of ​​the water distribution box through the water inlet pipe, and then flows into the primary water distribution area through the rectangular weir. The primary water distribution through the rectangular weir is beneficial to reduce the water distribution length of the secondary water distribution area, reduce the liquid level difference between the starting end and the terminal of the secondary water distribution area, and is more conducive to uniform water distribution in the water outlet area. Then it flows into the secondary water distribution area through the flow hole at the bottom of the primary water distribution area, and performs secondary water distribution through the triangular weir plate to achieve uniform water distribution. The wastewater after uniform water distribution flows into the water outlet area, and the water outlet area achieves uniform water distribution through the triangular weir plate. The water level of the triangular weir is in the middle of the weir mouth, and the water head on the weir is not less than 30mm. Then it flows into the water distribution head at the bottom of the hydrolysis acidification tank through the first short pipe and the water distribution hose. The water distribution hose adopts DN40 PE pipe, which is not easy to be blocked. It is fixed to the side of the top plate of the pool through the water distribution hose bracket. The water distribution head includes a connecting short pipe and a bell mouth, and the bell mouth is fixed to the embedded steel plate at the bottom of the hydrolysis acidification tank through the bell mouth bracket. The spacing between water distribution heads is between 1.0 and 1.5 m, and the wastewater flows evenly to the bottom of the hydrolysis acidification tank through the bell mouth, thereby achieving uniform water distribution and preventing blockage.

[0015] Second, the utility model adopts the above technical scheme, by setting up multiple pagoda joints, and respectively installing the multiple pagoda joints on the two ends of the water distribution hose, so that the connecting short pipe and the first short pipe can be respectively connected to the pagoda joints at the two ends of the water distribution hose, and then fixed by throat clamps to complete the connection of the connecting short pipe, the first short pipe and the water distribution hose, and the setting of the pagoda joints and throat clamps facilitates the subsequent disassembly of the pipeline, thereby achieving the effect of easy disassembly and assembly. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is the plan view of the water distribution box of the utility model;

[0017] Figure 2 This is a cross-sectional view of the water distribution tank of the utility model;

[0018] Figure 3 This is a schematic diagram of the installation of the water distribution head of the utility model;

[0019] Figure 4 It is a schematic diagram of the triangular weir plate of the utility model.

[0020] Among them: 1. Top of hydrolysis acidification tank; 2. Water distributor; 3. Disassembly and assembly mechanism; 4. Bottom of hydrolysis acidification tank; 21. Water distribution box; 22. Water inlet area; 23. Primary water distribution area; 24. Secondary water distribution area; 25. Triangular weir plate; 26. Water outlet area; 27. Connection assembly; 28. First short pipe; 29. ​​Water distribution hose; 201. Water distribution head; 202. Water distribution hose bracket; 203. Water inlet pipe; 204. Connecting short pipe; 205. Bell mouth; 206. Bell mouth bracket; 207. Embedded steel plate; 31. Pagoda joint; 32. Hose clamp. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0022] The utility model provides the following technical solutions: Example

[0023] See also Figure 1 , Figure 2 , Figure 3 , Figure 4 , a water distribution system for a hydrolysis acidification tank, comprising a hydrolysis acidification tank top 1 and a hydrolysis acidification tank bottom 4, characterized in that: a water distributor 2 is arranged on the upper part of the hydrolysis acidification tank top 1, and a disassembly mechanism 3 is arranged on the outside of the water distributor 2;

[0024] The water distributor 2 includes a water distribution box body 21, a water inlet area 22 is provided on the inner side of the water distribution box body 21, primary water distribution areas 23 are provided on both sides of the water inlet area 22, a secondary water distribution area 24 is provided on the other side of the primary water distribution area 23, triangular weir plates 25 are provided on both sides of the secondary water distribution area 24, a water outlet area 26 is provided outside the secondary water distribution area 24, and a connecting component 27 is provided outside the water outlet area 26.

[0025] The connecting assembly 27 includes a first short tube 28 , one end of which is provided with a water distribution hose 29 , and one end of the water distribution hose 29 is fixedly connected to a water distribution head 201 .

[0026] A plurality of first short tubes 28 are provided, and the plurality of first short tubes 28 are fixedly connected to the outside of the water distribution box 21. A water distribution hose bracket 202 is installed on the outside of the water distribution hose 29. The water distribution hose bracket 202 is fixedly connected to the side of the top 1 of the hydrolysis acidification tank, and the water distribution head 201 is installed on the inner side of the bottom 4 of the hydrolysis acidification tank.

[0027] The water distribution tank body 21 is installed on the top of the hydrolysis acidification tank roof 1, and one end of the water distribution tank body 21 is fixedly connected to a water inlet pipe 203.

[0028] The water distribution head 201 includes a connecting short pipe 204 and a bell mouth 205 . The bell mouth 205 is fixedly connected to a bell mouth bracket 206 on the outside, and a pre-buried steel plate 207 is fixedly connected to the bottom of the bell mouth bracket 206 .

[0029] One end of the connecting short pipe 204 is connected to one end of the water distribution hose 29 , and the embedded steel plate 207 is fixedly connected to the top of the bottom 4 of the hydrolysis acidification tank.

[0030] Through the above technical scheme, by placing the water distribution box 21 on the top 1 of the hydrolysis acidification tank, the water distribution box 21 is rectangular, with a length not exceeding 4m, a width not exceeding 0.8m, and a height of 0.8-1.2m, with a simple structure and small size. At the same time, it is placed on the top 1 of the hydrolysis acidification tank, which can make full use of the water level difference and prevent clogging. Except that the water distribution hose is made of PE material, the other parts are made of SUS304 material. Then the wastewater enters the water inlet area 22 of the water distribution box 21 through the water inlet pipe 203, and then flows into the primary water distribution area 23 through the rectangular weir. The primary water distribution through the rectangular weir is conducive to reducing the water distribution length of the secondary water distribution area 24, reducing the liquid level difference between the starting end and the terminal of the secondary water distribution area 24, and is more conducive to the uniform water distribution of the water outlet area 26. Then, it flows into the secondary water distribution area 24 through the flow hole at the bottom of the primary water distribution area 23, and performs secondary water distribution through the triangular weir plate 25 to achieve uniform water distribution. The wastewater after uniform water distribution The water flows into the water outlet area 26, and the water outlet area 26 realizes uniform water distribution through the triangular weir plate 25. The water level of the triangular weir is in the middle of the weir mouth, and the water head on the weir is not less than 30mm. Then, through the first short pipe 28 and the water distribution hose 29, it flows into the water distribution head 201 of the bottom 4 of the hydrolysis acidification tank. The water distribution hose 29 adopts a DN40 PE pipe, which is not easy to be blocked. It is fixed to the side of the top plate of the water tank through the water distribution hose bracket 202. The water distribution head 201 includes a connecting short pipe 204 and a bell mouth 205. The bell mouth 205 is fixed to the embedded steel plate 207 of the bottom 4 of the hydrolysis acidification tank through the bell mouth bracket 206. The spacing between the water distribution heads 201 is between 1.0 and 1.5m, and the wastewater is evenly dispersed to the bottom of the hydrolysis acidification tank through the bell mouth 205, thereby achieving uniform water distribution and preventing blockage. Example

[0031] See also Figure 1 , Figure 2 , Figure 3 , Figure 4 On the basis of the first embodiment, it is further obtained that the disassembly and assembly mechanism 3 includes a pagoda joint 31, and a throat clamp 32 is arranged outside the pagoda joint 31.

[0032] Through the above technical scheme, by setting up a plurality of pagoda joints 32, the plurality of pagoda joints 32 are respectively installed on the two ends of the water distribution hose 29, so that the connecting short pipe 204 and the first short pipe 28 can be respectively connected to the pagoda joints 32 at the two ends of the water distribution hose 29, and then fixed by the throat clamp 31 to complete the connection of the connecting short pipe 204, the first short pipe 28 and the water distribution hose 29. The setting of the pagoda joint 32 and the throat clamp 31 facilitates the subsequent disassembly of the pipeline, thereby achieving the effect of easy disassembly and assembly.

[0033] Although the embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit thereof, and the scope of the invention is defined by the appended claims and their equivalents.

Claims

1. A water distribution system for a hydrolysis acidification tank, comprising a hydrolysis acidification tank top (1) and a hydrolysis acidification tank bottom (4), characterized in that: A water distributor (2) is provided on the top of the hydrolysis acidification tank (1), and a disassembly and assembly mechanism (3) is provided on the outside of the water distributor (2); The water distributor (2) comprises a water distribution box (21), a water inlet area (22) is provided inside the water distribution box (21), primary water distribution areas (23) are provided on both sides of the water inlet area (22), a secondary water distribution area (24) is provided on the other side of the primary water distribution area (23), triangular weir plates (25) are provided on both sides of the secondary water distribution area (24), a water outlet area (26) is provided outside the secondary water distribution area (24), and a connection assembly (27) is provided outside the water outlet area (26).

2. A water distribution system for a hydrolysis acidification tank according to claim 1, characterized in that: The connection assembly (27) comprises a first short tube (28), one end of which is provided with a water distribution hose (29), and one end of the water distribution hose (29) is fixedly connected to a water distribution head (201).

3. A water distribution system for a hydrolysis acidification tank according to claim 2, characterized in that: A plurality of the first short tubes (28) are provided, and the plurality of the first short tubes (28) are fixedly connected to the outside of the water distribution box (21). A water distribution hose bracket (202) is installed on the outside of the water distribution hose (29). The water distribution hose bracket (202) is fixedly connected to the side of the top (1) of the hydrolysis acidification tank. The water distribution head (201) is installed on the inner side of the bottom (4) of the hydrolysis acidification tank.

4. A water distribution system for a hydrolysis acidification tank according to claim 1, characterized in that: The water distribution box (21) is installed on the top of the hydrolysis acidification tank roof (1), and one end of the water distribution box (21) is fixedly connected to a water inlet pipe (203).

5. A water distribution system for a hydrolysis acidification tank according to claim 2, characterized in that: The water distribution head (201) comprises a connecting short pipe (204) and a bell mouth (205); the bell mouth (205) is fixedly connected to the outside with a bell mouth bracket (206); and the bottom of the bell mouth bracket (206) is fixedly connected to an embedded steel plate (207).

6. A water distribution system for a hydrolysis acidification tank according to claim 5, characterized in that: One end of the connecting short pipe (204) is connected to one end of the water distribution hose (29), and the embedded steel plate (207) is fixedly connected to the top of the bottom (4) of the hydrolysis acidification tank.

7. A water distribution system for a hydrolysis acidification tank according to claim 1, characterized in that: The disassembly and assembly mechanism (3) comprises a pagoda joint (31), and a throat clamp (32) is arranged outside the pagoda joint (31).

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