Ultraviolet disinfection tank and pasteurization tank

Abstract

The ultraviolet disinfection tank comprises a disinfection tank and two treatment tanks fixedly connected to the front portion and the rear portion of an inner cavity of the disinfection tank, one side of the interior of each treatment tank is fixedly connected with a wall body, ultraviolet disinfection equipment is arranged in each wall body, one side of each wall body is communicated with a water inlet channel, and the other side of each wall body is communicated with a water outlet channel. And an insertion plate steel gate is arranged in the water inlet channel. The utility model relates to the technical field of municipal sewage treatment. According to the ultraviolet disinfection tank and the pasteurization tank, sewage flows into the two ultraviolet disinfection devices, the sewage is disinfected through the two ultraviolet disinfection devices, and the sewage flows into the drainage tank through the plurality of supporting plates to be drained, so that the sewage can be conveniently disinfected, and the ultraviolet disinfection tank and the pasteurization tank are high in killing power, short in contact time, simple in equipment and convenient to operate and manage; secondary pollution to the sewage and influence on physical characteristics and chemical components of the sewage are avoided, and the sewage treatment quality is guaranteed.

Description

Technical Field

[0001] The utility model relates to the technical field of municipal sewage treatment, in particular to an ultraviolet disinfection pool and a pasteurization metering tank. Background Art

[0002] When receiving various municipal sewage, urban sewage treatment plants also receive various bacteria and pathogens in the sewage. Therefore, after biological treatment, the treated water containing a large number of pathogens and viruses is directly discharged into downstream rivers, lakes, and seas, or after deep treatment as urban landscape, environmental water, industrial cooling water, miscellaneous water, etc., which will cause certain harm. This requires that the treated water must be disinfected.

[0003] The traditional sewage treatment and disinfection takes a long time and is complicated to operate. The sewage is easily polluted after disinfection, which affects the physical properties and chemical composition of the sewage and even increases the taste of the water. Therefore, an ultraviolet disinfection tank and a pasteurization metering tank are proposed. Utility Model Content

[0004] In view of the deficiencies in the prior art, the utility model provides an ultraviolet disinfection pool and a pasteurization metering tank, which solve the problems of long time for sewage treatment and disinfection, easy secondary pollution of sewage after disinfection, and influence on the physical properties and chemical composition of sewage.

[0005] To achieve the above objectives, the utility model is implemented through the following technical solutions: an ultraviolet disinfection pool and a pasteurization metering tank, comprising a disinfection pool and two treatment pools fixedly connected to the front and rear of the inner cavity of the disinfection pool, one side of the interior of the treatment pool is fixedly connected to a wall, the interior of the wall is provided with an ultraviolet disinfection device, one side of the wall is connected to a water inlet channel, the interior of the water inlet channel is provided with a plug-in steel gate, a support plate is fixedly connected between the front and rear of the inner cavity of the treatment pool and located on one side of the wall, a plurality of overflow weirs are fixedly installed on the top of the support plate, the rear of the disinfection pool is fixedly connected to a drainage pool, and the bottom of the drainage pool is provided with a pasteurization metering tank.

[0006] Preferably, a rectifying grating plate is fixedly installed inside the water inlet channel and on one side of the plug-in steel gate, a filter screen plate is fixedly installed at one end of the water inlet channel, and a sewage pipe is connected to the lower side of one side of the disinfection pool.

[0007] Preferably, submersible pumps are fixedly installed at the front and rear of the bottom of the inner cavity of the disinfection pool and on one side of the treatment pool, the water outlet of the submersible pump is connected to a drain pipe, and one end of the two drain pipes is connected to a water pipe.

[0008] Preferably, an electric valve is provided on the outer surface of the drain pipe, and a still water well is provided at the bottom of the Pasteur metering tank.

[0009] Preferably, a square gate is fixedly installed between opposite sides of the two treatment tanks.

[0010] Preferably, a water inlet pipe is connected to one side of the front of the disinfection pool, and a water outlet pipe is connected to the rear of one side of the disinfection pool. Beneficial Effects

[0011] The utility model provides a UV disinfection pool and a pasteurization metering tank. Compared with the existing technology, it has the following beneficial effects:

[0012] (1) The utility model allows sewage to flow into two ultraviolet disinfection devices, and then the sewage is disinfected by the two ultraviolet disinfection devices. The sewage will then flow into a drainage pool through a plurality of support plates and be discharged, so that the sewage can be conveniently disinfected. The utility model has a strong killing power, a short contact time, simple equipment, and convenient operation and management. It will not cause secondary pollution to the sewage and will not affect the physical properties and chemical composition of the sewage, thereby ensuring the quality of sewage treatment.

[0013] (2) The utility model passes the treated sewage through a Pasteur metering tank, which can measure the sewage well and is more convenient to operate. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 A top view of the structure of the utility model;

[0015] Figure 2 It is a left view of the disinfection pool, drainage pool, wall, ultraviolet disinfection equipment and square gate structure of the utility model;

[0016] Figure 3 It is a cross-sectional view of the disinfection pool, ultraviolet disinfection equipment, support plate, overflow weir and submersible pump structure of the utility model.

[0017] In the figure: 1. Disinfection tank; 2. Treatment tank; 3. Wall; 4. Ultraviolet disinfection equipment; 5. Water inlet channel; 6. Plug-in steel gate; 7. Support plate; 8. Overflow weir; 9. Drainage tank; 10. Pasteur metering tank; 11. Rectifier grid plate; 12. Filter screen plate; 13. Sewage pipe; 14. Submersible pump; 15. Drainage pipe; 16. Water pipe; 17. Electric valve; 18. Still water well; 19. Inlet pipe; 20. Outlet pipe; 21. Square gate. DETAILED DESCRIPTION

[0018] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the accompanying drawings in the embodiments of the present invention.

[0019] See also Figure 1-3The utility model provides a technical solution: an ultraviolet disinfection pool and a pasteurization metering tank, comprising a disinfection pool 1 and two treatment pools 2 fixedly connected to the front and rear of the inner cavity of the disinfection pool 1, one side of the inner part of the treatment pool 2 is fixedly connected to a wall 3, an ultraviolet disinfection device 4 is arranged inside the wall 3, one side of the wall 3 is connected to a water inlet channel 5, a plug-in steel gate 6 is arranged inside the water inlet channel 5, a support plate 7 is fixedly connected between the front and rear of the inner cavity of the treatment pool 2 and located on one side of the wall 3, a plurality of overflow weirs 8 are fixedly installed on the top of the support plate 7, a drainage pool 9 is fixedly connected to the rear of the disinfection pool 1, a pasteurization metering tank 10 is arranged at the bottom of the drainage pool 9, and a still water well 18 is arranged at the bottom of the pasteurization metering tank 10.

[0020] Furthermore, in order to facilitate the sewage to enter the two water inlet channels 5 , a square gate 21 is fixedly installed between the opposite sides of the two treatment tanks 2 .

[0021] Furthermore, in order to facilitate sewage filtration, a rectifying grid plate 11 is fixedly installed inside the water inlet channel 5 and on one side of the plug-in steel gate 6, a filter mesh plate 12 is fixedly installed at one end of the water inlet channel 5, and a sewage pipe 13 is connected to the lower side of the disinfection tank 1.

[0022] It should be noted that a valve is provided on the surface of the sewage pipe 13. When impurities on the filter screen plate 12 need to be cleaned, the two plug-in steel gates 6 are closed and water is added through the water inlet pipe 19 so that the water can flush away the impurities on the filter screen plate 12 and then be discharged from the sewage pipe 13.

[0023] Furthermore, in order to facilitate the extraction of treated sewage for use, a submersible pump 14 is fixedly installed at the front and rear parts of the bottom of the inner cavity of the disinfection tank 1 and on one side of the treatment tank 2. The submersible pump 14 is electrically connected to an external power supply and is controlled by a control switch. The water outlet of the submersible pump 14 is connected to a drain pipe 15, and one end of the two drain pipes 15 is connected to a water pipe 16. An electric valve 17 is provided on the outer surface of the drain pipe 15.

[0024] Furthermore, in order to facilitate the addition and discharge of sewage, a water inlet pipe 19 is connected to one side of the front of the disinfection tank 1, and a water outlet pipe 20 is connected to the rear of one side of the disinfection tank 1.

[0025] When in use, sewage enters the disinfection tank 1 through the water inlet pipe 19, and the sewage is filtered through two filter screens 12. The filtered sewage enters the water inlet channel 5. By opening the two plug-in steel gates 6, the sewage is dispersed through the rectifying grid plate 11 and then enters the ultraviolet disinfection device 4. The ultraviolet disinfection device 4 disinfects the sewage with ultraviolet light. The disinfected sewage flows onto the multiple support plates 7. The sewage flowing out of the multiple support plates 7 flows to the stilling well 18, and is metered by the pasteurization metering tank 10 before being discharged from the outlet pipe 20.

[0026] When the disinfected sewage is needed, water is pumped out through two submersible pumps 14, and two electric valves 17 are opened to allow the water to flow from the drain pipe 15 into the water pipe 16 for discharge and use.

Claims

1. A UV disinfection tank and a pasteurization metering tank, comprising a disinfection tank (1) and two treatment tanks (2) fixedly connected to the front and rear parts of the inner cavity of the disinfection tank (1), characterized in that: A wall (3) is fixedly connected to one side of the treatment pool (2), an ultraviolet disinfection device (4) is arranged inside the wall (3), a water inlet channel (5) is communicated with one side of the wall (3), a plug-in steel gate (6) is arranged inside the water inlet channel (5), a support plate (7) is fixedly connected between the front and rear parts of the inner cavity of the treatment pool (2) and located on one side of the wall (3), a plurality of overflow weirs (8) are fixedly installed on the top of the support plate (7), a drainage pool (9) is fixedly connected to the rear of the disinfection pool (1), and a pasteurization metering tank (10) is arranged at the bottom of the drainage pool (9).

2. A UV disinfection tank and a pasteurization tank according to claim 1, characterized in that: A rectifying grid plate (11) is fixedly installed inside the water inlet channel (5) and on one side of the plug-in steel gate (6), a filter screen plate (12) is fixedly installed at one end of the water inlet channel (5), and a sewage pipe (13) is connected to the bottom of one side of the disinfection tank (1).

3. A UV disinfection tank and a pasteurization tank according to claim 1, characterized in that: Submersible pumps (14) are fixedly installed at the front and rear parts of the bottom of the inner cavity of the disinfection tank (1) and at one side of the treatment tank (2); the water outlet of the submersible pump (14) is connected to a drainage pipe (15); and one end of the two drainage pipes (15) is connected to a water pipe (16).

4. A UV disinfection tank and a pasteurization tank according to claim 3, characterized in that: An electric valve (17) is provided on the outer surface of the drainage pipe (15), and a still water well (18) is provided at the bottom of the Pasteur metering tank (10).

5. A UV disinfection tank and a pasteurization tank according to claim 1, characterized in that: A square gate (21) is fixedly installed between opposite sides of the two treatment pools (2).

6. A UV disinfection tank and a pasteurization tank according to claim 1, characterized in that: One side of the front of the disinfection pool (1) is connected to a water inlet pipe (19), and the rear side of one side of the disinfection pool (1) is connected to a water outlet pipe (20).

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