Biological oxidation treatment equipment for flax wastewater

Abstract

The utility model relates to the technical field of wastewater treatment, in particular to flax wastewater biological oxidation treatment equipment which comprises a filter vat, a water pump and a biological contact oxidation pond are arranged on one side of the filter vat, a biological membrane filler storage box is arranged in the biological contact oxidation pond, and a branch pipe is fixed on a water inlet pipe of the water pump. A guide pipe is fixed to the side, away from the biological contact oxidation pond, of the filter barrel, a barrel cover is arranged at the top end of the filter barrel, a motor is fixed to the top end of the barrel cover, an output shaft of the motor is connected with a vertical rod through a coupler, a base is fixed to the bottom end of the vertical rod, a plurality of through grooves are formed in the base, and sleeves and check rings are arranged in the through grooves. Flanges are integrally formed in the sleeves, the top ends of the flanges are connected with conical filter screens through bolts, and an access hole is formed in the barrel cover; the output shaft of the motor drives the vertical rod to rotate, the filter screen needing to be replaced rotates to the position below the cover plate, the filter screen not needing to be replaced rotates to the position below the guide pipe, and filtering work is not affected when the filter screens are cleaned or replaced.

Description

Technical Field

[0001] The utility model relates to the technical field of wastewater treatment, in particular to a flax wastewater biological oxidation treatment device. Background Art

[0002] The biological contact oxidation method is a wastewater biological treatment method derived from the biofilm method, that is, a certain amount of filler is filled in the biological contact oxidation tank, and the organic matter in the wastewater is oxidized and decomposed by the biofilm adsorbed on the filler and the sufficient supply of oxygen through biological oxidation to achieve the purpose of purification. Biological oxidation treatment equipment is usually used in the treatment of flax wastewater. The biological oxidation treatment equipment is generally equipped with a filter for filtering impurities. When the filter is disassembled, cleaned or replaced, it is generally necessary to stop filtering the wastewater, which affects the progress of wastewater treatment. Therefore, a flax wastewater biological oxidation treatment equipment is proposed to prevent the progress of wastewater treatment when the filter is disassembled, cleaned or replaced. Utility Model Content

[0003] In view of the problems in the prior art, the utility model provides a flax wastewater biological oxidation treatment device.

[0004] The technical solution adopted by the utility model to solve the technical problem is a flax wastewater biological oxidation treatment device, comprising a filter barrel, a water pump and a biological contact oxidation tank are arranged on one side of the filter barrel, a biofilm filler storage box is arranged in the biological contact oxidation tank, a box cover is connected to the top of the biofilm filler storage box by bolts, four vertical side walls of the biofilm filler storage box are all provided with through grooves, and protective nets are arranged in the four through grooves, a drainage pipe of the water pump extends into the biological contact oxidation tank, a branch pipe is fixed on the water inlet pipe of the water pump, and the branch pipe is away from One end of the water pump extends into the filter barrel. A conduit is fixed to the side of the filter barrel away from the biological contact oxidation tank. A barrel cover is provided at the top of the filter barrel. A motor is fixed to the top of the barrel cover. The output shaft of the motor is connected to a vertical rod through a coupling. A base is fixed to the bottom end of the vertical rod. The base is provided with a plurality of through grooves arranged in a circular array. A sleeve and a retaining ring are provided in the plurality of through grooves. The plurality of retaining rings are connected to the base. Flanges are integrally formed in the plurality of sleeves. The tops of the plurality of flanges are connected to conical filter screens through bolts. An inspection port is provided on the barrel cover, and a cover plate is provided in the inspection port.

[0005] By adopting the above technical solution, the wastewater to be treated is introduced into the filter barrel through the conduit, and the filter screen located below the conduit filters the debris in the wastewater. The conical filter screen reduces the probability of debris accumulating in the middle of the filter screen and affecting the filtration. When the filter screen needs to be cleaned or replaced, the output shaft of the motor drives the vertical rod to rotate, and the base, sleeve and filter screen rotate accordingly. The filter screen to be replaced rotates to the bottom of the cover plate, and the filter screen that does not need to be replaced rotates to the bottom of the conduit. The cover plate is removed, and the sleeve is taken out to clean or replace the filter screen. Taking out the filter screen for cleaning or replacement does not affect the filtration work.

[0006] Specifically, two handles are fixed on the top of each of the sleeves.

[0007] By adopting the above technical solution, the sleeve can be conveniently taken in and out by holding the handle.

[0008] Specifically, a handle is fixed on the top of the cover plate.

[0009] By adopting the above technical solution, the cover can be conveniently taken in and out by holding the handle.

[0010] Specifically, the barrel cover is provided with an observation window, and glass is provided in the observation window.

[0011] By adopting the above technical solution, the situation inside the filter barrel can be easily observed through the observation window and the glass.

[0012] Specifically, a drain valve is fixed on the side of the biological contact oxidation tank away from the filter barrel, and the biofilm filler storage box is fixed to the inner bottom wall of the biological contact oxidation tank by bolts.

[0013] By adopting the above technical solution, the treated water in the biological contact oxidation pond can be discharged by opening the drain valve.

[0014] Specifically, the filter barrel is connected to the barrel cover through bolts, and the barrel cover is connected to the motor through bolts.

[0015] Beneficial effects of the utility model:

[0016] (1) The flax wastewater biological oxidation treatment equipment described in the utility model guides the wastewater to be treated into the filter barrel through a conduit, and the filter screen located below the conduit filters the debris in the wastewater. The conical filter screen reduces the probability of debris accumulating in the middle of the filter screen and affecting the filtration. When the filter screen needs to be cleaned or replaced, the output shaft of the motor drives the vertical rod to rotate, and the base, sleeve and filter screen rotate accordingly. The filter screen to be replaced rotates to the bottom of the cover plate, and the filter screen that does not need to be replaced rotates to the bottom of the conduit. The cover plate is removed, and the sleeve is taken out to clean or replace the filter screen. Taking out the filter screen for cleaning or replacement does not affect the filtration work.

[0017] (2) The flax wastewater biological oxidation treatment equipment described in the utility model has a handle that facilitates the taking and placing of the sleeve, and a handle that facilitates the taking and placing of the cover plate. The observation window and glass facilitate the observation of the internal conditions of the filter barrel. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] The utility model is further described below in conjunction with the accompanying drawings and embodiments.

[0019] Figure 1 It is a schematic diagram of the structure of the utility model;

[0020] Figure 2 It is a cross-sectional view of the filter barrel of the utility model;

[0021] Figure 3 For the utility model Figure 2 A magnified view of the structure in the middle.

[0022] In the figure: 1. filter barrel; 2. conduit; 3. barrel cover; 4. glass; 5. motor; 6. cover plate; 60. handle; 7. biological contact oxidation tank; 8. box cover; 9. biofilm filler storage box; 10. water pump; 11. vertical rod; 12. base; 13. sleeve; 14. retaining ring; 15. filter screen; 16. handle; 17. branch pipe; 18. flange. DETAILED DESCRIPTION

[0023] In order to make the technical means, creative features, objectives and effects achieved by the present invention easy to understand, the present invention is further described below in conjunction with specific implementation methods.

[0024] In order to not affect the filtration of wastewater when removing, cleaning or replacing the filter screen 15, as an embodiment of the utility model, Figure 1 , Figure 2 , Figure 3As shown, a flax wastewater biological oxidation treatment device described in the utility model comprises a filter barrel 1, a water pump 10 and a biological contact oxidation tank 7 are arranged on one side of the filter barrel 1, a biofilm filler storage box 9 is arranged in the biological contact oxidation tank 7, a box cover 8 is connected to the top of the biofilm filler storage box 9 by bolts, four vertical side walls of the biofilm filler storage box 9 are provided with through grooves, and protective nets are arranged in the four through grooves, which are welded to the biofilm filler storage box 9, and the protective nets can prevent the biofilm fillers in the biofilm filler storage box 9 from running out, the drainage pipe of the water pump 10 extends into the biological contact oxidation tank 7, and a branch pipe 17 is welded and fixed on the water inlet pipe of the water pump 10, and the branch pipe 17 is welded and fixed on the water inlet pipe of the water pump 10. One end of the pipe 17 away from the water pump 10 extends into the filter barrel 1, and a conduit 2 is welded and fixed on the side of the filter barrel 1 away from the biological contact oxidation tank 7. A barrel cover 3 is provided at the top of the filter barrel 1, and a motor 5 is fixed to the top of the barrel cover 3. The output shaft of the motor 5 is connected to a vertical rod 11 through a coupling, and a base 12 is welded and fixed to the bottom end of the vertical rod 11. The base 12 is provided with a plurality of through grooves arranged in a circular array, and a sleeve 13 and a retaining ring 14 are provided in the plurality of through grooves. The plurality of retaining rings 14 are welded and connected to the base 12, and a flange 18 is integrally formed in the plurality of sleeves 13. The tops of the plurality of flanges 18 are connected to a conical filter screen 15 by bolts. An inspection port is provided on the barrel cover 3, and a cover plate 6 is provided in the inspection port.

[0025] When in use, the wastewater to be treated is introduced into the filter barrel 1 through the conduit 2, and the filter screen 15 located below the conduit 2 filters the debris in the wastewater. The water pump 10 extracts the wastewater in the filter barrel 1, and the wastewater enters the biological contact oxidation tank 7. The conical filter screen 15 reduces the probability of debris accumulating in the middle of the filter screen 15 and affecting the filtration. When the filter screen 15 needs to be cleaned or replaced, the output shaft of the motor 5 drives the vertical rod 11 to rotate, and the base 12, the sleeve 13 and the filter screen 15 rotate accordingly. The filter screen 15 that needs to be replaced rotates to the bottom of the cover plate 6, and the filter screen 15 that does not need to be replaced rotates to the bottom of the conduit 2. The cover plate 6 is removed, and the sleeve 13 is taken out to clean or replace the filter screen 15. Taking out the filter screen 15 for cleaning or replacement does not affect the filtering work.

[0026] In order to facilitate the taking and placing of the sleeve 13, for example, Figure 2 As shown, two handles 16 are welded and fixed to the top ends of the plurality of sleeves 13 .

[0027] When in use, the handle 16 is held to facilitate taking and placing the sleeve 13 .

[0028] In order to facilitate the taking and placing of the cover plate 6, for example, Figure 2 As shown, a handle 60 is welded and fixed to the top of the cover plate 6 .

[0029] When in use, the handle 60 is held to facilitate taking and placing the cover plate 6 .

[0030] In order to facilitate observation of the internal conditions of the filter barrel 1, for example, Figure 1 As shown, the barrel cover 3 is provided with an observation window, and a glass 4 is provided in the observation window. The glass 4 is connected to the barrel cover 3 by an adhesive.

[0031] A drain valve is welded and fixed on one side of the biological contact oxidation tank 7 away from the filter barrel 1 , and the biofilm filler storage box 9 is fixed to the inner bottom wall of the biological contact oxidation tank 7 by bolts.

[0032] The filter barrel 1 is connected to the barrel cover 3 through bolts, and the barrel cover 3 is connected to the motor 5 through bolts.

[0033] When the utility model is in use, the wastewater to be treated is introduced into the filter barrel 1 through the conduit 2, and the filter screen 15 located below the conduit 2 filters the debris in the wastewater;

[0034] The conical filter screen 15 reduces the probability of debris accumulating in the middle of the filter screen 15 and affecting the filtration. The water pump 10 extracts the wastewater in the filter barrel 1, and the wastewater enters the biological contact oxidation tank 7;

[0035] Through the observation window and the glass 4, it is convenient to observe the situation inside the filter barrel 1. When the filter 15 needs to be cleaned or replaced, the output shaft of the motor 5 drives the vertical rod 11 to rotate, and the base 12, the sleeve 13 and the filter 15 rotate accordingly. The filter 15 that needs to be replaced rotates to the bottom of the cover 6, and the filter 15 that does not need to be replaced rotates to the bottom of the conduit 2. The cover 6 is removed, and the sleeve 13 is taken out to clean or replace the filter 15. Taking out the filter 15 for cleaning or replacement does not affect the filtering work.

[0036] The above shows and describes the basic principles, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions in the specification are only to illustrate the principles of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the protection required by the utility model. The scope of protection required by the utility model is defined by the attached claims and their equivalents.

Claims

1. A flax wastewater biological oxidation treatment device, characterized in that: The invention comprises a filter barrel (1), a water pump (10) and a biological contact oxidation tank (7) are arranged on one side of the filter barrel (1), a biofilm filler storage box (9) is arranged in the biological contact oxidation tank (7), the top of the biofilm filler storage box (9) is connected to a box cover (8) by bolts, four vertical side walls of the biofilm filler storage box (9) are provided with through grooves, and protective nets are arranged in the four through grooves, the drainage pipe of the water pump (10) extends into the biological contact oxidation tank (7), a branch pipe (17) is fixed on the water inlet pipe of the water pump (10), and one end of the branch pipe (17) away from the water pump (10) extends into the filter barrel (1), and the filter barrel (1) is away from the biological contact oxidation tank (7). ) is fixed with a conduit (2) on one side, a barrel cover (3) is provided at the top end of the filter barrel (1), a motor (5) is fixed at the top end of the barrel cover (3), an output shaft of the motor (5) is connected to a vertical rod (11) via a coupling, a base (12) is fixed at the bottom end of the vertical rod (11), a plurality of through grooves arranged in a circular array are provided on the base (12), sleeves (13) and retaining rings (14) are provided in the plurality of through grooves, the plurality of retaining rings (14) are connected to the base (12), flanges (18) are integrally formed in the plurality of sleeves (13), the top ends of the plurality of flanges (18) are connected to a conical filter screen (15) via bolts, an inspection port is provided on the barrel cover (3), a cover plate (6) is provided in the inspection port.

2. The flax wastewater biological oxidation treatment equipment according to claim 1, characterized in that: Two handles (16) are fixed on the top ends of the plurality of sleeves (13).

3. The flax wastewater biological oxidation treatment equipment according to claim 1, characterized in that: A handle (60) is fixed to the top end of the cover plate (6).

4. The flax wastewater biological oxidation treatment equipment according to claim 1, characterized in that: The barrel cover (3) is provided with an observation window, and glass (4) is provided in the observation window.

5. The flax wastewater biological oxidation treatment equipment according to claim 1, characterized in that: A drain valve is fixed to the side of the biological contact oxidation tank (7) away from the filter barrel (1), and the biofilm filler storage box (9) is fixed to the inner bottom wall of the biological contact oxidation tank (7) by bolts.

6. The flax wastewater biological oxidation treatment equipment according to claim 1, characterized in that: The filter barrel (1) is connected to the barrel cover (3) via bolts, and the barrel cover (3) is connected to the motor (5) via bolts.

Images