Uniform acid hydrolysis device

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By designing a homogenous acid hydrolysis device, using elastic fillers to agitate the wastewater and reduce the effluent flow rate, the problem of insufficient hydrolysis and acidification reaction in chemical wastewater treatment is solved, and more efficient sludge treatment and reduced operating costs are achieved.

CN222498854UActive Publication Date: 2025-02-18PUYANG LONG DE YOUNG NEW MATERIAL CO LTD

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Patent Information

Application Number: CN202421241018.6
Authority / Receiving Office: CN · China
Patent Type: Utility models(China)
Current Assignee / Owner
Filing Date: 2024-05-31
Publication Date: 2025-02-18
Estimated Expiration: 2034-05-31

AI Technical Summary

Technical Problem

In chemical wastewater treatment, the hydrolysis and acidification reaction process is affected by the adequacy of sludge reaction and hydraulic residence time, resulting in poor treatment effect.

Method used

Design a homogenous acid hydrolysis device, including a hydrolysis tank, water distribution assembly, sewage discharge assembly, water inlet pipe, filler assembly and mud bucket, use elastic filler to stir the wastewater, increase the mixing time between sludge and water, and pass through multiple sets of drainage holes and The water collector reduces the effluent flow rate and reduces the return of sludge.

Benefits of technology

By fully mixing sludge and water, the growth conditions of hydrolyzed acidified bacteria are improved, the treatment effect of the hydrolysis tank is enhanced, the subsequent aerobic treatment load is reduced, the sludge emissions and treatment costs are reduced, and the hydrolysis acidified tank is operated in a long-term and stable manner.

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Abstract

The utility model relates to the technical field of chemical engineering, in particular to a uniform acid hydrolysis device which comprises a hydrolysis tank, a water distribution assembly, sewage discharge assemblies, a water inlet pipe, a filler assembly and a mud bucket, the mud bucket is arranged at the lower end in the hydrolysis tank, a plurality of sewage discharge assemblies are arranged at the upper end of the mud bucket, the water distribution assembly is arranged above the sewage discharge assemblies, and the water inlet pipe is arranged above the water distribution assembly. A water inlet pipe is connected to the upper end of the hydrolysis tank, a plurality of groups of stuffing boxes and water collecting tanks are arranged at the upper end of the hydrolysis tank, clamping grooves are formed in one sides of the upper ends of the hydrolysis tank and the stuffing boxes, a plurality of groups of first mounting grooves and second mounting grooves are formed in the upper ends of the stuffing boxes, and drainage holes are formed in the upper parts of the stuffing boxes; a mixing chamber is arranged in the hydrolysis tank, the water distribution assembly is composed of a water distribution pipe, a water inlet, a water outlet and a mounting base, the sewage discharge assembly is composed of a sewage discharge connector, a sewage discharge pipe and a sewage inlet pipe, and the filler assembly is composed of filler, a lifting rope, a mounting frame and a supporting frame.

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Description

Technical Field

[0001] The utility model relates to the technical field of chemical industry, in particular to a homogenous acid hydrolysis device. Background Art

[0002] The hydrolysis and acidification reaction process in chemical wastewater treatment is affected by many factors, including whether the sludge reaction is sufficient and the hydraulic retention time.

[0003] Therefore, it is necessary to design a homoacid hydrolysis device to solve the problems in the above-mentioned background technology. Utility Model Content

[0004] The utility model aims to solve the problems in the prior art and provides a homogenous acid hydrolysis device.

[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0006] A homogenous acid hydrolysis device, comprising a hydrolysis tank, a water distribution assembly, a sewage discharge assembly, a water inlet pipe, a filler assembly and a mud bucket, wherein a mud bucket is provided at the lower end of the hydrolysis tank, a plurality of sewage discharge assemblies are provided at the upper end of the mud bucket, a water distribution assembly is provided above the sewage discharge assembly, a plurality of filler assemblies are provided at the upper part of the hydrolysis tank, and a water inlet pipe is connected to the upper end of the hydrolysis tank;

[0007] The lower front part of the hydrolysis tank is provided with a plurality of sewage drain grooves, the upper front part of the hydrolysis tank is provided with a plurality of drainage ports, the lower part of one side of the hydrolysis tank is provided with a water distribution groove, the upper end of the hydrolysis tank is provided with a plurality of stuffing boxes and water collecting troughs, the upper end of the hydrolysis tank and the stuffing box is provided with a card slot, the upper end of the stuffing box is provided with a plurality of first installation grooves and second installation grooves, the upper part of the stuffing box is provided with a drainage hole, and the hydrolysis tank is provided with a mixing chamber inside;

[0008] The water distribution assembly is composed of a water distribution pipe, a water inlet, a water outlet and a mounting seat, and a water inlet is provided on one side of the water distribution pipe, a plurality of water outlets are provided on the upper end of the water distribution pipe, and a plurality of mounting seats are connected to the front and back of the water distribution pipe;

[0009] The sewage discharge assembly is composed of a sewage discharge interface, a sewage discharge pipe and a sewage inlet pipe, and a sewage discharge interface is provided at the front of the sewage discharge pipe, and a plurality of sewage inlet pipes are connected to the back of the sewage discharge pipe;

[0010] The filler assembly consists of a filler, a suspension rope, a mounting frame and a support frame, and the upper end of the filler is connected to multiple groups of suspension ropes, the upper part of the suspension rope is connected to the mounting frame, and the multiple groups of the mounting frames are connected to the support frame.

[0011] As a preferred solution of the utility model, the filler is an elastic filler, and the suspension rope and the mounting frame are connected by bundling.

[0012] As a preferred solution of the utility model, the mounting bracket and the supporting bracket are screwed together by threads, and the mounting bracket and the second mounting groove, and the supporting bracket and the first mounting groove are connected by snap-fitting.

[0013] As a preferred solution of the utility model, the water distribution pipe and the mounting seat are connected by a sleeve connection, the mounting seat and the inner wall of the mixing chamber are connected by bolts, and the water inlet and the water distribution groove are connected by a flange.

[0014] As a preferred solution of the utility model, the sewage discharge pipe, the sewage inlet pipe and the sewage discharge channel are connected by flanges, and the sewage discharge interface and the external sludge pump are connected by a pipeline.

[0015] As a preferred solution of the utility model, the water inlet pipe and the card slot are connected by a card connection.

[0016] In summary, the technical effects and advantages of the utility model are as follows: the uniform acid hydrolysis device installs elastic fillers in the hydrolysis tank, hydraulically cuts the stirred wastewater, and fully mixes the suspended sludge with water, providing favorable conditions for the growth of hydrolytic acidifying bacteria, and multiple sets of drainage holes and water collection troughs can reduce the outlet flow rate and reduce the situation of carrying out the sludge mixture. The returned sludge enters the mixing chamber from the multiple sets of water outlets on the water distribution pipe, and stirs the sludge at the bottom of the mixing chamber to make it in a suspended state and fully mix it with the wastewater entering from the water inlet pipe, thereby improving the treatment effect of the hydrolysis tank and reducing the load of subsequent aerobic treatment. The sludge returns to the hydrolysis tank, which can increase the sludge concentration in the hydrolysis tank and improve the treatment effect. At the same time, the sludge is digested, reducing the discharge of residual sludge, reducing the sludge treatment cost, and thus reducing the operating cost. The sewage pipe, the sewage inlet pipe and the sewage trough are connected by flanges, and the sewage interface and the external sludge pump are connected by pipes, which can ensure the long-term and stable operation of the hydrolysis acidification tank. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is the overall structure diagram of the utility model;

[0018] Figure 2 This is a structural diagram of the sewage discharge assembly of the utility model;

[0019] Figure 3 This is a structural diagram of a hydrolysis tank of the utility model;

[0020] Figure 4 This is a structural diagram of the water distribution component of the utility model;

[0021] Figure 5 This is a cross-sectional structural diagram of the packing component of the present utility model.

[0022] In the figure: 1. hydrolysis tank; 101. water distribution trough; 102. sewage discharge trough; 103. drainage outlet; 104. card slot; 105. first installation slot; 106. water collecting trough; 107. drainage hole; 108. second installation slot; 109. stuffing box; 110. mixing chamber; 2. water distribution assembly; 201. water distribution pipe; 202. water inlet; 203. water outlet; 204. mounting seat; 3. sewage discharge assembly; 301. sewage discharge interface; 302. sewage discharge pipe; 303. sewage inlet pipe; 4. water inlet pipe; 5. stuffing assembly; 501. stuffing; 502. lifting rope; 503. mounting frame; 504. supporting frame; 6. mud bucket. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0024] Reference Figure 1-Figure 5 A homogenous acid hydrolysis device comprises a hydrolysis tank 1, a water distribution component 2, a sewage discharge component 3, a water inlet pipe 4, a filler component 5 and a mud bucket 6. A mud bucket 6 is provided at the lower end of the hydrolysis tank 1, and multiple groups of sewage discharge components 3 are provided at the upper end of the mud bucket 6. A water distribution component 2 is provided above the sewage discharge component 3. Multiple groups of filler components 5 are provided at the upper part of the hydrolysis tank 1. The upper end of the hydrolysis tank 1 is connected to the water inlet pipe 4; multiple groups of sewage discharge grooves 102 are provided at the lower part of the front of the hydrolysis tank 1, multiple groups of drainage ports 103 are provided at the upper part of the front of the hydrolysis tank 1, a water distribution groove 101 is provided at the lower part of one side of the hydrolysis tank 1, multiple groups of filler boxes 109 and water collecting tanks 106 are provided at the upper end of the hydrolysis tank 1, a card slot 104 is provided on one side of the upper end of the hydrolysis tank 1 and the filler box 109, multiple groups of first installation grooves 105 and second installation grooves 108 are provided at the upper end of the filler box 109, and a drainage hole 107 is provided at the upper part of the filler box 109 A mixing chamber 110 is provided inside the hydrolysis tank 1; the water distribution component 2 is composed of a water distribution pipe 201, a water inlet 202, a water outlet 203 and a mounting seat 204, and a water inlet 202 is provided on one side of the water distribution pipe 201, and multiple groups of water outlets 203 are opened at the upper end of the water distribution pipe 201, and multiple groups of mounting seats 204 are connected to the front and back of the water distribution pipe 201; the sewage discharge component 3 is composed of a sewage discharge interface 301, a sewage discharge pipe 302 and a sewage inlet pipe 303, and a sewage discharge interface 301 is provided at the front of the sewage discharge pipe 302, and multiple groups of sewage inlet pipes 303 are connected to the back of the sewage discharge pipe 302; the packing component 5 is composed of a packing 501, a hanging rope 502, a mounting frame 503 and a supporting frame 504, and multiple groups of hanging ropes 502 are connected to the upper end of the packing 501, the upper part of the hanging rope 502 is connected to the mounting frame 503, and multiple groups of mounting frames 503 are connected to the supporting frame 504.

[0025] Reference Figure 1 , Figure 3 and Figure 5The hydrolysis and acidification reaction process in chemical wastewater treatment is affected by many factors, including whether the sludge reaction is sufficient and the hydraulic retention time. The water inlet pipe 4 and the card slot 104 are connected by a card connection. The filler 501 is an elastic filler. The suspension rope 502 and the mounting frame 503 are connected by bundling. The mounting frame 503 and the support frame 504 are screwed together. The mounting frame 503 and the second mounting slot 108, the support frame 504 and the first mounting slot 105 are connected by a card connection. The elastic filler is installed in the hydrolysis tank 1, and the agitated wastewater is hydraulically cut to make the suspended sludge and water fully mixed, which provides favorable conditions for the growth of hydrolysis and acidification bacteria. In addition, multiple sets of drainage holes 107 and the water collection tank 106 can reduce the outlet flow rate and reduce the situation of carrying out the sludge mixture.

[0026] Reference Figure 1 , Figure 3 and Figure 4 The water distribution pipe 201 and the mounting seat 204 are connected by a sleeve connection, the mounting seat 204 and the inner wall of the mixing chamber 110 are connected by bolts, and the water inlet 202 and the water distribution groove 101 are connected by a flange. The returned sludge enters the mixing chamber 110 from the multiple groups of water outlets 203 on the water distribution pipe 201, and stirs the sludge at the bottom of the mixing chamber 110 to make it suspended and fully mixed with the wastewater entering from the water inlet pipe 4, thereby improving the treatment effect of the hydrolysis tank 1 and reducing the load of subsequent aerobic treatment. The sludge is returned to the hydrolysis tank 1, which can increase the sludge concentration in the hydrolysis tank 1 and improve the treatment effect. At the same time, the sludge is digested, the discharge of residual sludge is reduced, the sludge treatment cost is reduced, and thus the operating cost is reduced.

[0027] Reference Figure 1 , Figure 2 and Figure 3 The sewage pipe 302, the sewage inlet pipe 303 and the sewage channel 102 are connected by flanges, and the sewage interface 301 and the external sludge pump are connected by pipelines, which can ensure the long-term and stable operation of the hydrolysis acidification tank.

[0028] Working principle: the water inlet pipe 4 of the homogenous acid hydrolysis device is connected to the card slot 104 by a card connection, the filler 501 is an elastic filler, the suspension rope 502 and the mounting frame 503 are connected by bundling, the mounting frame 503 and the support frame 504 are connected by screw thread tightening, the mounting frame 503 and the second mounting slot 108, the support frame 504 and the first mounting slot 105 are connected by a card connection, and the elastic filler is installed in the hydrolysis tank 1 to perform hydraulic cutting on the agitated wastewater, so that the suspended sludge is fully mixed with the water, providing favorable conditions for the growth of hydrolytic acidifying bacteria, and multiple groups of drainage holes 107 and the water collection tank 106 can reduce the water outlet flow rate and reduce the situation of carrying out the sludge mixture, the water distribution pipe 201 and the mounting seat 204 are connected by a sleeve connection, and the mounting seat 204 and the inner wall of the mixing chamber 110 are connected by bolts. The water inlet 202 and the water distribution trough 101 are connected by a flange, and the returned sludge enters the mixing chamber 110 from the multiple water outlets 203 on the water distribution pipe 201, stirring the sludge at the bottom of the mixing chamber 110 to make it suspended and fully mixed with the wastewater entering from the water inlet pipe 4, thereby improving the treatment effect of the hydrolysis tank 1 and reducing the load of subsequent aerobic treatment. The sludge returns to the hydrolysis tank 1, which can increase the sludge concentration in the hydrolysis tank 1 and improve the treatment effect. At the same time, the sludge is digested, the discharge of residual sludge is reduced, the sludge treatment cost is reduced, and thus the operating cost is reduced. The sewage pipe 302, the sewage inlet pipe 303 and the sewage trough 102 are connected by flanges, and the sewage interface 301 and the external sludge pump are connected by a pipeline, which can ensure the long-term and stable operation of the hydrolysis acidification tank.

[0029] Although 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 of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A homogenous acid hydrolysis device, comprising a hydrolysis tank (1), a water distribution assembly (2), a sewage discharge assembly (3), a water inlet pipe (4), a filler assembly (5) and a mud bucket (6), characterized in that: A mud bucket (6) is provided at the lower end of the hydrolysis tank (1), a plurality of sewage discharge components (3) are provided at the upper end of the mud bucket (6), a water distribution component (2) is provided above the sewage discharge component (3), a plurality of packing components (5) are provided at the upper part of the hydrolysis tank (1), and a water inlet pipe (4) is connected to the upper end of the hydrolysis tank (1); The front lower part of the hydrolysis tank (1) is provided with a plurality of sewage discharge grooves (102), the front upper part of the hydrolysis tank (1) is provided with a plurality of drainage ports (103), the lower part of one side of the hydrolysis tank (1) is provided with a water distribution groove (101), the upper end of the hydrolysis tank (1) is provided with a plurality of stuffing boxes (109) and a water collecting trough (106), the upper end of the hydrolysis tank (1) and the stuffing box (109) is provided with a card slot (104), the upper end of the stuffing box (109) is provided with a plurality of first installation grooves (105) and second installation grooves (108), the upper part of the stuffing box (109) is provided with a drainage hole (107), and the hydrolysis tank (1) is provided with a mixing chamber (110) inside; The water distribution assembly (2) is composed of a water distribution pipe (201), a water inlet (202), a water outlet (203) and a mounting seat (204), wherein a water inlet (202) is provided on one side of the water distribution pipe (201), a plurality of water outlets (203) are provided on the upper end of the water distribution pipe (201), and a plurality of mounting seats (204) are connected to the front and back sides of the water distribution pipe (201); The sewage discharge assembly (3) is composed of a sewage discharge interface (301), a sewage discharge pipe (302) and a sewage inlet pipe (303), and the sewage discharge pipe (302) is provided with a sewage discharge interface (301) at the front, and a plurality of sewage inlet pipes (303) are connected to the back of the sewage discharge pipe (302); The filler assembly (5) is composed of a filler (501), a suspension rope (502), a mounting frame (503) and a support frame (504), and the upper end of the filler (501) is connected to a plurality of groups of suspension ropes (502), the upper part of the suspension rope (502) is connected to the mounting frame (503), and the plurality of groups of the mounting frames (503) are connected to the support frame (504).

2. A homogenous acid hydrolysis device according to claim 1, characterized in that: The filler (501) is an elastic filler, and the suspension rope (502) and the mounting frame (503) are connected by binding.

3. A homogenous acid hydrolysis device according to claim 1, characterized in that: The mounting frame (503) and the support frame (504) are screwed together via threads, and the mounting frame (503) and the second mounting groove (108), and the support frame (504) and the first mounting groove (105) are connected via snap connections.

4. A homogenous acid hydrolysis device according to claim 1, characterized in that: The water distribution pipe (201) and the mounting seat (204) are connected via a sleeve connection, the mounting seat (204) and the inner wall of the mixing chamber (110) are connected via bolts, and the water inlet (202) and the water distribution channel (101) are connected via a flange.

5. A homogenous acid hydrolysis device according to claim 1, characterized in that: The sewage discharge pipe (302), the sewage inlet pipe (303) and the sewage discharge channel (102) are connected via flanges, and the sewage discharge interface (301) and an external sludge pump are connected via a pipeline.

6. A homogenous acid hydrolysis device according to claim 1, characterized in that: The water inlet pipe (4) and the clamping slot (104) are connected via a clamping connection.