Primary sewage sedimentation device

Abstract

The utility model provides a primary sewage settling device, which relates to the technical field of heavy haul railways and comprises a sewage tank, the sewage tank is a cubic tank without an upper cover, and four side plates of the sewage tank are respectively a first side plate, a second side plate, a third side plate and a fourth side plate; the floating object partition plate is in an L shape, and the floating object partition plate is vertically and fixedly connected with the first side plate, the second side plate and the bottom plate; the sediment partition plate is in a square shape, the sediment partition plate is perpendicularly and fixedly connected with the first short edge of the floating object partition plate, the sediment partition plate is perpendicularly and fixedly connected with the third side plate and the bottom plate, and the first short edge is parallel to the first long edge. The inside of the sewage tank is divided by the partition plate, so that the function of well separating floating objects from settled objects is achieved, meanwhile, the sewage tank has the advantages of being low in cost, high in efficiency, small in occupied area, small in maintenance workload and the like, and the problems of high sewage treatment cost, large workload and the like when a locomotive body is cleaned at present are well solved.

Description

Technical Field

[0001] The utility model relates to the technical field of heavy-load railways, in particular to a primary sewage sedimentation device. Background Art

[0002] In the field of rail transit, according to the body inspection requirements of the HXD1 AC electric locomotive C6 inspection process, all parts on the body are removed before inspection, and then the body is cleaned for the next process of polishing and painting. The sewage after cleaning contains a lot of sludge, oil, etc., which will be discharged into the sewage treatment system.

[0003] There are currently two main ways of discharging sewage: one is to discharge it directly into the sewage treatment system without treatment, which will greatly increase the workload of the sewage treatment system, place high requirements on the sewage treatment system, and have a large maintenance workload and high costs; the other way is to set up a sewage treatment device before discharge, mainly through centrifugation, filtration and other methods. Although this method reduces the load on the sewage treatment system, the sewage treatment device has a complex structure, occupies a large area, has a high investment, and requires frequent inspection and maintenance. Utility Model Content

[0004] The purpose of the utility model is to provide a primary sewage sedimentation device to improve the above problems. In order to achieve the above purpose, the technical solution adopted by the utility model is as follows:

[0005] The present application provides a primary sewage sedimentation device, comprising: a sewage tank, the sewage tank is a cubic box without an upper cover, the four side panels of the sewage tank are respectively a first side panel, a second side panel, a third side panel and a fourth side panel, the first side panel and the second side panel are parallel to each other, the third side panel and the fourth side panel are parallel to each other, the first side panel is fixedly connected to the third side panel and the fourth side panel, and the second side panel is fixedly connected to the third side panel and the fourth side panel;

[0006] A floating object partition, wherein the floating object partition is L-shaped, one end of the floating object partition is arranged at the center line position of the upper half of the first side plate, the other end of the floating object partition is arranged on the bottom plate of the sewage tank, the first long side of the floating object partition is arranged at the center line position of the second side plate, the floating object partition is vertically fixedly connected to the first side plate, the second side plate and the bottom plate, and the second long side of the floating object partition is on the same plane as the top of the side plate of the sewage tank;

[0007] A sedimentation partition, the sedimentation partition is square, the first side of the sedimentation partition is arranged at the center line position of the lower half of the third side plate, the second side of the sedimentation partition is arranged on the bottom plate, the third side of the sedimentation partition is vertically fixedly connected to the first short side of the floating object partition, the sedimentation partition is vertically fixedly connected to the third side plate and the bottom plate, and the first short side and the first long side are parallel to each other.

[0008] Furthermore, a water inlet and a water outlet are provided on the second side panel, the water inlet is arranged in the area near the center line on the upper left side of the second side panel, and the water outlet is arranged in the area near the center line on the lower right side panel, and valves are provided at the water outlet and the water inlet.

[0009] Furthermore, a sewage outlet and a water outlet are provided on the bottom plate of the sewage tank, and the sewage outlet is located in the area of ​​the bottom plate close to the fourth side plate.

[0010] Furthermore, the number of the drain outlets is 2, the first drain outlet is located in the sewage tank bottom plate area corresponding to the area surrounded by the floating object baffle, the sediment baffle, the first side plate and the third side plate, and the second drain outlet is located in the sewage tank bottom plate area corresponding to the area surrounded by the floating object baffle, the sediment baffle, the second side plate and the third side plate.

[0011] Furthermore, the ratio of the diameter of the sewage outlet to the diameter of the drain outlet is 2, the ratio of the diameter of the water outlet to the diameter of the drain outlet is 3, and the water inlet and the water outlet have the same size.

[0012] Furthermore, the ratio of the side length of the sediment partition to the side length of the sewage tank is 0.5.

[0013] Furthermore, the ratio of the length of the first short side of the floating object partition to the length of the sewage tank is 0.5, and the second short side of the floating object partition is the same as the first short side.

[0014] Furthermore, the ratio of the length of the first long side of the floating object partition to the length of the sewage tank is 1, and the second long side is the same size as the first long side.

[0015] Furthermore, the floating object partition is welded and fixed to the first side plate, the second side plate and the bottom plate, and the sedimentation partition is welded and fixed to the floating object partition, the third side plate and the bottom plate.

[0016] Furthermore, the sewage tank is integrally formed, and a base is provided under the sewage tank.

[0017] The beneficial effects of the utility model are:

[0018] The utility model divides the interior of the sewage tank by using partitions, thereby achieving a good effect of separating floating objects and sediments. At the same time, it has the advantages of low cost, high efficiency, small footprint, and low maintenance workload. It well solves the current problems of high sewage treatment cost and heavy workload when cleaning locomotive bodies.

[0019] Other features and advantages of the utility model will be described in the following description, and partly become apparent from the description, or understood by implementing the embodiments of the utility model. The purpose and other advantages of the utility model can be realized and obtained by the structures specifically pointed out in the written description, claims, and drawings. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] In order to more clearly illustrate the technical solutions of the embodiments of the utility model, the drawings required for use in the embodiments will be briefly introduced below. It should be understood that the following drawings only show certain embodiments of the utility model and therefore should not be regarded as limiting the scope. For ordinary technicians in this field, other relevant drawings can be obtained based on these drawings without paying creative work.

[0021] Figure 1 It is a schematic diagram of the primary sewage sedimentation device described in the embodiment of the utility model;

[0022] Figure 2 It is a front schematic diagram of the primary sewage sedimentation device described in the embodiment of the utility model.

[0023] This embodiment provides the following marks:

[0024] 1. Sewage tank; 2. First side panel; 3. Second side panel; 4. Third side panel; 5. Fourth side panel; 6. Floating object partition; 7. Bottom panel; 8. Sediment partition; 9. Water inlet; 10. Water outlet; 11. Sewage outlet; 12. Drain outlet; 13. Base. DETAILED DESCRIPTION

[0025] In order to make the purpose, technical scheme and advantages of the embodiment of the utility model clearer, the technical scheme in the embodiment of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiment of the utility model. Obviously, the described embodiment is a part of the embodiment of the utility model, rather than all the embodiments. The components of the embodiment of the utility model generally described and shown in the drawings here can be arranged and designed in various different configurations. Therefore, the following detailed description of the embodiment of the utility model provided in the drawings is not intended to limit the scope of the utility model for protection, but merely represents the selected embodiment of the utility model. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work belong to the scope of protection of the utility model.

[0026] It should be noted that similar reference numerals and letters represent similar items in the following drawings, so once an item is defined in one drawing, it does not need to be further defined and explained in subsequent drawings. At the same time, in the description of the present utility model, the terms "first", "second", etc. are only used to distinguish the description and cannot be understood as indicating or implying relative importance.

[0027] See also Figure 1 This embodiment provides a primary sewage settling device, comprising:

[0028] A sewage tank 1, which is a cubic box without an upper cover. The four side panels of the sewage tank 1 are respectively a first side panel 2, a second side panel 3, a third side panel 4 and a fourth side panel 5. The first side panel 2 is parallel to the second side panel 3, the third side panel 4 is parallel to the fourth side panel 5. The first side panel 2 is fixedly connected to the third side panel 4 and the fourth side panel 5, and the second side panel 3 is fixedly connected to the third side panel 4 and the fourth side panel 5.

[0029] A floating baffle 6, which is L-shaped, one end of which is arranged at the center line of the upper half of the first side plate 2, and the other end of which is arranged on the bottom plate 7, and the first long side of the floating baffle 6 is arranged at the center line of the second side plate 3, and the floating baffle 6 is vertically fixedly connected to the first side plate 2, the second side plate 3 and the bottom plate 7, and the second long side of the floating baffle 6 is on the same plane as the top of the side plate of the sewage tank 1;

[0030] The sedimentation partition 8 is square, the first side of the sedimentation partition 8 is arranged at the center line position of the lower half of the third side plate 4, the second side of the sedimentation partition 8 is arranged on the bottom plate 7, the third side of the sedimentation partition 8 is vertically fixedly connected to the first short side of the floating object partition 6, the sedimentation partition 8 is vertically fixedly connected to the third side plate 4 and the bottom plate 7, and the first short side and the first long side are parallel to each other.

[0031] When in use, the sewage tank 1 is installed on a civil engineering foundation with a drainage function. The sewage enters the sewage tank 1. The interior of the sewage tank 1 is separated by a floating baffle 6 with an opening at the bottom. The floating components of the sewage entering the sewage tank 1 will float to the top of the sewage tank 1, so that the floating components are separated from the sewage. The remaining sewage passes through the floating baffle 6 through the bottom opening, and then passes through the sediment baffle 8 with an opening at the top. The sedimentation components in the sewage sink to the bottom of the sewage tank 1. After the sewage is treated by separating the floating components and the sedimentation components, it enters the space behind the sedimentation baffle 8 for secondary sedimentation. Finally, the sewage tank 1 discharges the sewage into the sewage treatment system to achieve primary treatment of the sewage.

[0032] Furthermore, a water inlet 9 and a water outlet 10 are provided on the second side panel 3. The water inlet 9 is arranged in the area near the center line at the upper left of the second side panel 3, and the water outlet 10 is arranged in the area near the center line at the lower right of the second side panel 3. Valves are provided at the water outlet 10 and the water inlet 9; the water inlet 9 is used to receive the sewage to be treated, and the water outlet 10 is used to discharge the sewage after the primary treatment. The valves of the water inlet 9 and the water outlet 10 are used to control the speed of water flowing in and out of the sewage tank, so as to ensure that the sewage is treated more completely in the sewage tank 1.

[0033] Furthermore, a sewage outlet 11 and a water outlet 12 are provided on the bottom plate 7. The sewage outlet 11 is located in the area of ​​the bottom plate 7 close to the fourth side plate 5. The sewage outlet 11 is used to discharge the separated floating components and the first settled sediments, and the water outlet 12 is used to discharge the second settled sediments.

[0034] Furthermore, the number of the drain outlets 12 is 2, the first drain outlet is located in the bottom plate 7 area corresponding to the area surrounded by the floating object baffle 6, the sediment baffle 8, the first side plate 2 and the third side plate 4, and the second drain outlet is located in the bottom plate 7 area corresponding to the area surrounded by the floating object baffle 6, the sediment baffle 8, the second side plate 3 and the third side plate 4.

[0035] Furthermore, the ratio of the diameter of the sewage outlet 11 to the diameter of the drain outlet 12 is 2, the ratio of the diameter of the water outlet 10 to the diameter of the drain outlet 12 is 3, and the water inlet 9 and the water outlet 10 are the same size; according to the characteristics of the waste contained in the sewage to be treated, the diameters of the water inlet 9, the water outlet 10, the sewage outlet 11 and the drain outlet 12 can be determined, and are not particularly limited here.

[0036] Furthermore, the ratio of the side length of the sediment partition 8 to the side length of the sewage tank 1 is 0.5; the side length of the sediment partition 8 can be set according to actual usage and is not particularly limited here.

[0037] Furthermore, the ratio of the length of the first short side of the floating object partition 6 to the length of the sewage tank 1 is 0.5, and the second short side of the floating object partition 6 is the same size as the first short side; the actual length of the short side of the floating object partition 6 can be set according to actual usage, and is not particularly limited here.

[0038] Furthermore, the ratio of the length of the first long side of the floating object partition 6 to the length of the sewage tank 1 is 1, and the second long side is the same size as the first long side; the actual length of the long side of the floating object partition 6 can be set according to actual usage, and is not particularly limited here.

[0039] Furthermore, the floating object partition 6 is welded and fixed to the first side plate 2, the second side plate 3 and the bottom plate 7, and the sediment partition 8 is welded and fixed to the floating object partition 6, the third side plate 4 and the bottom plate 7; in order to ensure that the positions of the floating object partition 6 and the sediment partition 8 in the sewage tank are not offset, and to ensure that sewage does not flow between the divided areas, welding is used for fixed connection, and anti-corrosion paint is applied to the weld position after welding to ensure that the sewage tank 1 can be used for a long time.

[0040] Furthermore, the sewage tank 1 is integrally formed, and a base 13 is provided under the sewage tank 1; Figure 2 As shown, the sewage tank 1 can be formed in one piece using stainless steel, glass or other anti-corrosion materials, so as to better ensure the service life of the sewage tank 1. The sewage tank 1 can also be provided with bases of different heights for support according to actual needs.

[0041] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. For those skilled in the art, the present invention may be subject to various modifications and variations. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

[0042] The above are only specific implementations of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can easily think of changes or substitutions within the technical scope disclosed by the present invention, which should be included in the protection scope of the present invention. Therefore, the protection scope of the present invention should be based on the protection scope of the claims.

Claims

1. A primary sewage sedimentation device, characterized in that: include: A sewage tank (1), wherein the sewage tank (1) is a cubic box without an upper cover, wherein the four side panels of the sewage tank (1) are respectively a first side panel (2), a second side panel (3), a third side panel (4) and a fourth side panel (5), wherein the first side panel (2) and the second side panel (3) are parallel to each other, and the third side panel (4) and the fourth side panel (5) are parallel to each other; the first side panel (2) is fixedly connected to the third side panel (4) and the fourth side panel (5), and the second side panel (3) is fixedly connected to the third side panel (4) and the fourth side panel (5); a floating baffle (6), wherein the floating baffle (6) is L-shaped, one end of the floating baffle (6) is arranged at the center line position of the upper half of the first side plate (2), the other end of the floating baffle (6) is arranged on the bottom plate (7), the first long side of the floating baffle (6) is arranged at the center line position of the second side plate (3), the floating baffle (6) is vertically fixedly connected to the first side plate (2), the second side plate (3) and the bottom plate (7), and the second long side of the floating baffle (6) is on the same plane as the top of the side plate of the sewage tank (1); A sedimentation baffle (8), the sedimentation baffle (8) is square, the first side of the sedimentation baffle (8) is arranged at the center line position of the lower half of the third side plate (4), the second side of the sedimentation baffle (8) is arranged on the bottom plate (7), the third side of the sedimentation baffle (8) is vertically fixedly connected to the first short side of the floating baffle (6), the sedimentation baffle (8) is vertically fixedly connected to the third side plate (4) and the bottom plate (7), and the first short side and the first long side are parallel to each other.

2. The primary sewage settling device according to claim 1, characterized in that The second side plate (3) is provided with a water inlet (9) and a water outlet (10), wherein the water inlet (9) is arranged in an area near the center line at the upper left of the second side plate (3), and the water outlet (10) is arranged in an area near the center line at the lower right of the second side plate (3), and valves are provided at both the water outlet (10) and the water inlet (9).

3. The primary sewage settling device according to claim 2, characterized in that The bottom plate (7) is provided with a sewage outlet (11) and a water outlet (12), and the sewage outlet (11) is located in an area of ​​the bottom plate (7) close to the fourth side plate (5).

4. The primary sewage settling device according to claim 3, characterized in that The number of the drainage openings (12) is 2, the first drainage opening is located in an area of ​​the bottom plate (7) corresponding to an area enclosed by the floating object baffle (6), the sediment baffle (8), the first side plate (2) and the third side plate (4), and the second drainage opening is located in an area of ​​the bottom plate (7) corresponding to an area enclosed by the floating object baffle (6), the sediment baffle (8), the second side plate (3) and the third side plate (4).

5. The primary sewage settling device according to claim 3, characterized in that The ratio of the diameter of the sewage outlet (11) to the diameter of the drain outlet (12) is 2, the ratio of the diameter of the water outlet (10) to the diameter of the drain outlet (12) is 3, and the water inlet (9) and the water outlet (10) have the same size.

6. The primary sewage settling device according to claim 1, characterized in that , the ratio of the side length of the sediment partition (8) to the side length of the sewage tank (1) is 0.

5.

7. The primary sewage settling device according to claim 1, characterized in that The ratio of the length of the first short side of the floating object partition (6) to the length of the sewage tank (1) is 0.5, and the second short side of the floating object partition (6) is the same size as the first short side.

8. The primary sewage settling device according to claim 1, characterized in that The ratio of the length of the first long side of the floating object partition (6) to the length of the sewage tank (1) is 1, and the second long side has the same size as the first long side.

9. The primary sewage settling device according to claim 1, characterized in that The floating object baffle (6) is welded and fixed to the first side plate (2), the second side plate (3) and the bottom plate (7); and the sedimentation baffle (8) is welded and fixed to the floating object baffle (6), the third side plate (4) and the bottom plate (7).

10. The primary sewage settling device according to claim 1, characterized in that The sewage tank (1) is integrally formed, and a base (13) is provided under the sewage tank.

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