Factory sewage disposal split-flow treatment device

Abstract

The utility model belongs to the technical field of sewage treatment, and particularly relates to a factory sewage cleaning and shunting treatment device which is characterized by comprising an incineration workshop provided with a heavy sewage pipe and a light sewage pipe; a sewage treatment workshop; a fixed drainage pool; the flow dividing device comprises a primary treatment system, a secondary treatment system and a circulating system, the circulating system connects the primary treatment system with the severe sewage pipe and guides sewage to flow back into the incineration workshop, and the secondary treatment system is connected with the mild sewage pipe; wherein sewage passes through the second-stage treatment system and then flows into the regular drainage pool, and the circulating system controls the sewage to circulate severe sewage between the first-stage treatment system and the incineration workshop.

Description

Technical Field

[0001] The utility model belongs to the technical field of sewage treatment, and in particular relates to a plant area sewage separation treatment device. Background Art

[0002] Due to the limitations of the evaporation system treatment capacity and deep treatment (RO system) capacity of the sewage workshop, it is impossible to promptly treat the wastewater and landfill leachate generated within the plant (incineration workshop). In order to avoid waste of capacity, it is necessary to subdivide the source and collect the mild sewage (deacidified wastewater and leachate with high salt and high COD) that does not need to be treated in the evaporation system separately and treat it separately. The limited evaporation treatment capacity is used to treat mild sewage (deacidified wastewater and leachate with high salt and high COD). Therefore, we have specially designed a plant sewage diversion treatment device. Utility Model Content

[0003] The purpose of this utility model is to provide a plant area sewage diversion treatment device to solve the above-mentioned technical problems, so as to achieve the effect of sewage recycling and reducing sewage treatment costs.

[0004] In view of this, the present invention provides a plant area sewage diversion treatment device, comprising:

[0005] Incineration workshop: The incineration workshop is equipped with heavy sewage pipes and light sewage pipes;

[0006] sewage treatment workshop;

[0007] Fixed row pool;

[0008] The diversion device includes a primary treatment system, a secondary treatment system and a circulation system. The circulation system connects the primary treatment system to the heavy sewage pipe and guides the sewage back to the incineration workshop. The secondary treatment system is connected to the light sewage pipe;

[0009] Among them, the sewage flows into the fixed discharge pool after passing through the secondary treatment system, and the circulation system controls the circulation of heavy sewage between the primary treatment system and the incineration workshop.

[0010] In the above technical solution, further, the primary treatment system includes:

[0011] Biochemical regulating tank, which is filled with reaction medium, and the heavy sewage reacts with the reaction medium in the biochemical regulating tank;

[0012] A water storage tank is connected to the biochemical regulating tank and stores and receives sewage flowing into the biochemical regulating tank;

[0013] The filter residue device is arranged in the biochemical regulating tank and filters the heavy sewage.

[0014] In the above technical solution, further, the secondary treatment device includes:

[0015] The first pipe has one end connected to the mild sewage pipe on the incineration workshop and the other end connected to the fixed drainage pool;

[0016] The second pipeline connects the fixed discharge pool to the sewage treatment plant;

[0017] The third pipeline is connected to the water storage tank and the fixed discharge tank;

[0018] The float valve includes a first float valve and a second float valve. The first float valve is arranged in the fixed discharge pool and connected to the second pipeline. The second float valve is arranged in the water storage tank and connected to the third pipeline.

[0019] In the above technical solution, further, the circulation system includes:

[0020] A confluence pipe, one end of which is connected to the heavy sewage pipe, the other end of which is connected to the primary treatment system, and is provided with a first regulating valve;

[0021] A return pipe, one end of which is connected to the primary treatment system and is provided with a second regulating valve, and the other end is connected to the incineration workshop;

[0022] Among them, the sewage is stored in a fixed discharge tank, and after sedimentation, it is transported to the sewage treatment workshop by the secondary treatment device after clarification.

[0023] In the above technical solution, further comprising:

[0024] A cooling device is provided with a cooling water pipe, the cooling water pipe is connected to the incineration workshop, and a fourth pipe is connected between the cooling device and the fixed discharge pool;

[0025] Among them, the cooling device is provided with a first water inlet pipe and a second water inlet pipe, the first water inlet pipe is connected to an external water source, the second water inlet pipe is connected to a fixed discharge pool, and a control valve is provided on the second water inlet pipe.

[0026] In the above technical solution, further, the confluence pipe is correspondingly provided with a plurality of first branch pipes, and the return pipe is correspondingly provided with a plurality of second branch pipes.

[0027] In the above technical solution, further comprising:

[0028] The isolation valve includes a first isolation valve and a second isolation valve. The first isolation valve is arranged on the first branch pipe, and the second isolation valve is arranged on the second branch pipe.

[0029] The beneficial effects of the present invention are as follows: the primary treatment system is connected to the heavy sewage pipe through the circulation system, the circulation system recycles the heavy sewage in the incineration workshop, gives priority to reusing the heavy sewage, and avoids discharging it to the sewage workshop as much as possible, thereby reducing the wastewater treatment volume and disposal cost of the sewage workshop; the secondary treatment system discharges the light sewage directly into the sewage treatment workshop, which is convenient for the sewage treatment workshop to carry out sewage treatment due to its low degree of pollution. BRIEF DESCRIPTION OF THE DRAWINGS

[0030] Figure 1 It is a structural diagram of the utility model;

[0031] The markings in the figure are: 1. Incineration workshop; 2. Heavy sewage pipe; 3. Light sewage pipe; 4. Sewage treatment workshop; 5. Fixed discharge pool; 6. Primary treatment system; 61. Biochemical regulating tank; 62. Water storage tank; 63. Filter residue device; 7. Secondary treatment system; 71. First pipeline; 72. Second pipeline; 73. Third pipeline; 74. First float valve; 75. Second float valve; 8. Circulation system; 81. Converging pipeline; 811. First branch pipe; 82. First regulating valve; 83. Return pipeline; 831. Second branch pipe; 84. Second regulating valve; 9. Cooling device; 91. First water inlet pipe; 92. Second water inlet pipe; 93. Control valve; 94. Cooling water pipe; 10. Fourth pipeline; 111. First isolation valve; 112. Second isolation valve. DETAILED DESCRIPTION

[0032] The following will be combined with the accompanying drawings in the embodiments of the present application to clearly describe the technical solutions in the embodiments of the present application. Obviously, the described embodiments are part of the embodiments of the present application, not all of the embodiments. Based on the embodiments in the present application, all other embodiments obtained by ordinary technicians in this field are within the scope of protection of this application.

[0033] Example 1:

[0034] This embodiment provides a plant area sewage diversion treatment device, comprising:

[0035] Incineration workshop 1, incineration workshop 1 is provided with a heavy sewage pipe 2 and a light sewage pipe 3;

[0036] Sewage treatment workshop 4;

[0037] Fixed row pool 5;

[0038] The diversion device includes a primary treatment system 6, a secondary treatment system 7 and a circulation system 8. The circulation system 8 connects the primary treatment system 6 and the heavy sewage pipe 2 and guides the sewage back to the incineration workshop 1. The secondary treatment system 7 is connected to the light sewage pipe 3;

[0039] Among them, the sewage flows into the fixed discharge pool 5 after passing through the secondary treatment system 7, and the circulation system 8 controls the sewage to circulate heavy sewage between the primary treatment system 6 and the incineration workshop 1.

[0040] As can be seen from this embodiment, a plant area sewage diversion treatment device includes an incineration workshop 1, a sewage treatment workshop 4, a fixed discharge pool 5, a diversion pipe and a diversion device;

[0041] The incineration workshop 1 is a working workshop. During the working process, a large amount of sewage is often generated, such as deacidification wastewater, ditch wastewater, sewage workshop recycled water, boiler sewage, RO concentrated water from the softening water system, etc. The incineration workshop 1 is provided with a heavy sewage pipe 2 and a light sewage pipe 3. As the name implies, the heavy sewage pipe 2 is used to discharge the heavily polluted water (such as deacidification wastewater, ditch wastewater, etc.) generated in the incineration workshop 1, while the light sewage pipe 3 is used to discharge the lightly polluted water (such as boiler sewage, RO concentrated water from the softening water system, etc.) generated in the incineration workshop 1.

[0042] The sewage treatment workshop 4 is used to purify the discharged sewage and discharge it after it is purified to the discharge standard. The fixed discharge tank 5 is used to store the discharged sewage and is connected to the sewage treatment workshop 4 to serve as a transfer. The secondary treatment system 7 transports the collected water to the fixed discharge tank 5. The fixed discharge tank 5 stores and treats the sewage in the sewage treatment workshop 4 and then discharges the stored sewage into the sewage treatment workshop 4;

[0043] The diversion device includes a primary treatment system 6, a secondary treatment system 7 and a circulation system 8; the primary treatment system 6 is connected to the heavy sewage pipe 2 through the circulation system 8, and the circulation system 8 recycles the heavy sewage in the incineration workshop 1, gives priority to reusing the heavy sewage, and avoids discharging it to the sewage workshop as much as possible, thereby reducing the wastewater treatment volume and disposal cost of the sewage workshop; the secondary treatment system 7 discharges the light sewage directly into the sewage treatment workshop 4, which is convenient for the sewage treatment workshop 4 to carry out sewage treatment due to its low degree of pollution.

[0044] Example 2:

[0045] This embodiment provides a plant area sewage diversion treatment device, which, in addition to the technical solutions of the above embodiments, also has the following technical features.

[0046] The primary treatment system 6 includes:

[0047] The biochemical regulating tank 61 is filled with a reaction medium, and the heavy sewage reacts with the reaction medium in the biochemical regulating tank 61;

[0048] The water storage tank 62 is connected to the biochemical regulating tank 61 and stores and receives the sewage flowing into the biochemical regulating tank 61;

[0049] The filter residue device 63 is arranged in the biochemical regulating tank 61 and filters the heavy sewage.

[0050] It can be seen from this embodiment that the primary treatment system 6 includes a biochemical regulating tank 61, a water storage tank 62 and a residue filter device 63;

[0051] The biochemical regulating tank 61 is filled with a reaction medium, which can purify the sewage after reacting with the incoming sewage. The water storage tank 62 is connected to the biochemical regulating tank 61 and stores the sewage after the reaction in the biochemical regulating tank 61. The filter residue device 63 is installed in the biochemical regulating tank 61 and filters the sewage passing through. The filter residue device 63 is made of multiple layers of filter mesh stacked together, which can filter impurities in the sewage and avoid the situation where the treated heavy sewage is blocked by impurities during the circulation process.

[0052] Example 3:

[0053] This embodiment provides a plant area sewage diversion treatment device, which, in addition to the technical solutions of the above embodiments, also has the following technical features.

[0054] The secondary treatment unit includes:

[0055] A first pipe 71, one end of which is connected to the mild sewage pipe 3 on the incineration workshop 1, and the other end is connected to the fixed drainage pool 5;

[0056] A second pipe 72 connects the fixed discharge tank 5 to the sewage treatment workshop 4;

[0057] The third pipe 73 connects the water storage tank 62 and the fixed discharge tank 5;

[0058] The float valve includes a first float valve 74 and a second float valve 75 . The first float valve 74 is arranged in the fixed discharge pool 5 and connected to the second pipe 72 . The second float valve 75 is arranged in the water storage tank 62 and connected to the third pipe 73 .

[0059] As can be seen in this embodiment, the secondary treatment device includes a first pipeline 71, a second pipeline 72, a third pipeline 73 and a float valve;

[0060] The first pipe 71 connects the mild sewage pipe 3 to the fixed discharge tank 5, the second pipe 72 connects the fixed discharge tank 5 to the sewage treatment workshop 4, and the third pipe 73 connects the water storage tank 62 to the fixed discharge tank 5. The first pipe 71 and the second pipe 72 are used to transport mild sewage, and the third pipe 73 is used to discharge excess sewage when the water storage tank 62 reaches saturation.

[0061] The float valve includes a first float valve 74 and a second float valve 75. The first float valve 74 is installed in the fixed discharge tank 5 and is connected to the first pipe 71. It opens when the sewage level in the fixed discharge tank 5 reaches a certain height, and transports the sewage to the sewage treatment workshop 4 through the first pipe 71 for discharge. The second float valve 75 is installed in the water storage tank 62 and is connected to the third pipe 73. When the sewage in the water storage tank 62 reaches saturation, the second float valve 75 opens and transports the sewage to the fixed discharge tank 5 for storage through the third pipe 73, and when the first pipe 71 is opened, it flows into the sewage treatment workshop 4 for treatment.

[0062] Example 4:

[0063] This embodiment provides a plant area sewage diversion treatment device, which, in addition to the technical solutions of the above embodiments, also has the following technical features.

[0064] The circulatory system 8 includes:

[0065] A confluence pipe 81 , one end of which is connected to the heavy sewage pipe 2 , and the other end of which is connected to the primary treatment system 6 , and is provided with a first regulating valve 82 ;

[0066] A return pipe 83, one end of which is connected to the primary treatment system 6 and is provided with a second regulating valve 84, and the other end is connected to the incineration workshop 1;

[0067] The sewage is stored in the fixed discharge tank 5 and precipitated and then transported to the sewage treatment workshop 4 by the secondary treatment device after clarification.

[0068] As can be seen in this embodiment, the circulation system 8 includes a confluence pipe 81 and a confluence pipe 81;

[0069] The confluence pipe 81 is connected to the heavy sewage pipe 2 and is connected to the primary treatment system 6. A first regulating valve 82 is provided on the confluence pipe 81 to control the opening and closing of the confluence pipe 81.

[0070] The return pipe 83 is connected to the mild sewage pipe 3 and is connected to the primary treatment device. A second regulating valve 84 is provided on the return pipe 83. The second regulating valve 84 is used to control the opening and closing of the return pipe 83.

[0071] The sewage in the incineration workshop 1 passes through the heavy sewage pipe 2, the confluence pipe 81, and the primary treatment device in sequence, and after flowing out of the primary treatment device, returns to the incineration workshop 1 through the return pipe 83, thereby realizing the recycling of sewage, thereby reducing additional sewage treatment costs and having economic benefits.

[0072] Example 5:

[0073] This embodiment provides a plant area sewage diversion treatment device, which, in addition to the technical solutions of the above embodiments, also has the following technical features.

[0074] The cooling device 9 is provided with a cooling water pipe 94, which is connected to the incineration workshop 1, and a fourth pipe 10 is connected between the cooling device 9 and the fixed discharge pool 5;

[0075] The cooling device 9 is provided with a first water inlet pipe 91 and a second water inlet pipe 92 . The first water inlet pipe 91 is connected to an external water source, and the second water inlet pipe 92 is connected to the fixed discharge pool 5 . A control valve 93 is provided on the second water inlet pipe 92 .

[0076] It can be seen from this embodiment that the cooling device 9 is a quenching tower. The cooling device 9 is connected to a cooling water pipe 94, which is connected to the incineration workshop 1. A fourth pipe 10 is provided between the cooling device 9 and the fixed row pool 5. The fourth pipe 10 is connected to the drainage system of the cooling device 9, so that the discharged wastewater can be transported to the fixed row pool 5 for treatment. A first water inlet pipe 91 and a second water inlet pipe 92 are provided on the cooling device 9. The first water inlet pipe 91 is connected to an external water source, thereby providing water to the cooling device 9. The second water inlet pipe 92 is connected to the fixed row pool 5, and the second water inlet pipe 92 is connected to a control valve 93. When in use, the sewage in the fixed row pool 5 can be used in the cooling device 9 first, thereby reducing the workload of the sewage treatment workshop 4 by recycling the sewage, thereby reducing costs.

[0077] Example 6:

[0078] This embodiment provides a plant area sewage diversion treatment device, which, in addition to the technical solutions of the above embodiments, also has the following technical features.

[0079] The confluence pipe 81 is correspondingly provided with a plurality of first branch pipes 811 , and the return pipe 83 is correspondingly provided with a plurality of second branch pipes 831 .

[0080] It can be seen from this embodiment that a plurality of first branch pipes 811 and second branch pipes 831 are respectively formed on the confluence pipe 81 and the return pipe 83, wherein the first branch pipe 811 is used to connect the heavy sewage pipe 2, and the second branch pipe 831 is used to connect the light sewage pipe 3. The plurality of first branch pipes 811 and second branch pipes 831 can be connected to the heavy sewage pipes 2 and the light sewage pipes 3 on multiple incineration workshops 1, thereby effectively improving the sewage treatment efficiency and adapting to factory work.

[0081] Example 7:

[0082] This embodiment provides a plant area sewage diversion treatment device, which, in addition to the technical solutions of the above embodiments, also has the following technical features.

[0083] The isolation valve includes a first isolation valve 111 and a second isolation valve 112 . The first isolation valve 111 is provided on the first branch pipe 811 , and the second isolation valve 112 is provided on the second branch pipe 831 .

[0084] It can be seen from this embodiment that the isolation valve includes a first isolation valve 111 and a second isolation valve 112. The first isolation valve 111 is installed on the confluence pipe 81 between adjacent first branches 811, and the second isolation valve 112 is installed on the return pipe 83 between adjacent second branches 831. When the confluence pipe 81 and the return pipe 83 need to be maintained, the first isolation valve 111 and the second isolation valve 112 can be opened and closed to disconnect each second branch pipe 931, thereby blocking the outflow of sewage and facilitating maintenance.

[0085] The embodiments of the present application are described above in conjunction with the accompanying drawings. Unless there is a conflict, the embodiments and features in the embodiments of the present application can be combined with each other. The present application is not limited to the above-mentioned specific implementation methods. The above-mentioned specific implementation methods are merely illustrative and not restrictive. Under the guidance of this application, ordinary technicians in this field can also make many forms without departing from the purpose of this application and the scope of protection of the claims, all of which are within the protection of this application.

Claims

1. A plant area sewage diversion treatment device, characterized in that: include: An incineration workshop (1), wherein the incineration workshop (1) is provided with a heavy sewage pipe (2) and a light sewage pipe (3); Sewage treatment workshop (4); Fixed row pool (5); A diversion device, the diversion device comprising a primary treatment system (6), a secondary treatment system (7) and a circulation system (8), the circulation system (8) connecting the primary treatment system (6) and the heavy sewage pipe (2) and guiding the sewage back to the incineration workshop (1), and the secondary treatment system (7) connected to the light sewage pipe (3); The sewage flows into the fixed discharge tank (5) after passing through the secondary treatment system (7), and the circulation system (8) controls the circulation of heavy sewage between the primary treatment system (6) and the incineration workshop (1).

2. A plant area sewage diversion treatment device according to claim 1, characterized in that: The primary treatment system (6) includes: A biochemical regulating tank (61), wherein the biochemical regulating tank (61) is filled with a reaction medium, and the heavy sewage reacts with the reaction medium in the biochemical regulating tank (61); A water storage tank (62), the water storage tank (62) is connected to the biochemical regulating tank (61) and stores and receives sewage flowing into the biochemical regulating tank (61); The filter residue device (63) is arranged in the biochemical regulating tank (61) and filters the heavy sewage.

3. A plant area sewage diversion treatment device according to claim 2, characterized in that: The secondary treatment unit includes: A first pipe (71), one end of which is connected to the mild sewage pipe (3) on the incineration workshop (1), and the other end is connected to the fixed drainage pool (5); a second pipeline (72), said second pipeline (72) connecting the fixed discharge tank (5) to the sewage treatment workshop (4); A third pipe (73), wherein the third pipe (73) is connected to the water storage tank (62) and the fixed discharge tank (5); A float valve, comprising a first float valve (74) and a second float valve (75), wherein the first float valve (74) is arranged in the fixed discharge tank (5) and connected to the second pipe (72), and the second float valve (75) is arranged in the water storage tank (62) and connected to the third pipe (73).

4. A plant area sewage diversion treatment device according to claim 3, characterized in that: The circulatory system (8) includes: A confluence pipe (81), one end of which is connected to the heavy sewage pipe (2), and the other end of which is connected to the primary treatment system (6), and is provided with a first regulating valve (82); A return pipe (83), one end of which is connected to the primary treatment system (6) and is provided with a second regulating valve (84), and the other end of which is connected to the incineration workshop (1).

5. A plant area sewage diversion treatment device according to claim 4, characterized in that: include: A cooling device (9), wherein the cooling device (9) is provided with a cooling water pipe (94), the cooling water pipe (94) is connected to the incineration workshop (1), and a fourth pipe (10) is connected between the cooling device (9) and the fixed discharge pool (5); The cooling device (9) is provided with a first water inlet pipe (91) and a second water inlet pipe (92), the first water inlet pipe (91) is connected to an external water source, the second water inlet pipe (92) is connected to the fixed discharge pool (5), and the second water inlet pipe (92) is provided with a control valve (93).

6. The plant cleaning and sewage diversion treatment device according to claim 5 is characterized in that: The confluence pipe (81) is correspondingly provided with a plurality of first branch pipes (811), and the return pipe (83) is correspondingly provided with a plurality of second branch pipes (831).

7. A plant area sewage diversion treatment device according to claim 6, characterized in that: include: The isolation valve comprises a first isolation valve (111) and a second isolation valve (112). The first isolation valve (111) is arranged on a return pipe (83) between adjacent first branch pipes (811), and the second isolation valve (112) is arranged on a return pipe (83) between adjacent second branch pipes (831).

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