Integrated domestic sewage treatment equipment

Abstract

The utility model relates to the technical field of sewage treatment equipment, and discloses integrated domestic sewage treatment equipment which comprises a regulating tank, an anaerobic tank arranged on the right side of the regulating tank, an anoxic tank arranged on the right side of the anaerobic tank, an aerobic tank arranged on the right side of the anoxic tank, and a sedimentation tank arranged on the right side of the aerobic tank, the disinfection tank is arranged on the right side of the sedimentation tank, a mounting frame is mounted on the upper surface of the sedimentation tank, a stepping motor is mounted at the bottom of the mounting frame, and a screw rod is coaxially mounted on a rotor of the stepping motor; and the lifting rod is arranged on the surface of the lead screw, the lifting rod is rotationally connected with the surface of the lead screw, and a filtering frame is installed at the bottom end of the lifting rod. The additionally arranged stepping motor can finally drive the filter screen to move downwards, and the filter screen can effectively block impurities in the sewage, so that the settled impurities cannot be pumped into the disinfection tank, and the disinfection tank cannot be influenced by the impurities.

Description

Technical Field

[0001] The utility model relates to the technical field of sewage treatment equipment, in particular to an integrated domestic sewage treatment equipment. Background Art

[0002] Integrated domestic sewage treatment equipment is a kind of equipment that integrates primary sedimentation tank, secondary contact oxidation tank, secondary sedimentation tank and sludge tank. It adopts plug-flow biological contact oxidation process, and has the advantages of stable and reliable technical performance, good treatment effect, automatic operation, convenient maintenance and operation, no surface area, no need to build a house, and no need for heating and insulation.

[0003] Common domestic sewage treatment equipment generally discharges sewage into a regulating tank, and then purifies the domestic sewage through anaerobic tanks, aerobic tanks, sedimentation tanks and disinfection tanks. However, when the sewage in the sedimentation tank is pumped into the disinfection tank, the pumping pipe will cause the sewage in the sedimentation tank to flow. The sewage will also impact the impurities at the bottom of the sedimentation tank when flowing, causing the impurities to re-disperse into the sewage. The pumping pipe will also pump the impurities into the disinfection tank, affecting the disinfection effect of the disinfection tank on the sewage. Utility Model Content

[0004] 1. Technical issues to be resolved

[0005] In view of the shortcomings of the prior art, the utility model provides an integrated domestic sewage treatment equipment to solve the problem raised in the above background technology that sewage will also impact the impurities at the bottom of the sedimentation tank when flowing, causing the impurities to be re-dispersed into the sewage, and the pump pipe will also draw the impurities into the disinfection tank, affecting the disinfection effect of the disinfection tank on the sewage.

[0006] (II) Technical solution

[0007] To achieve the above purpose, the utility model provides the following technical solution: an integrated domestic sewage treatment device, comprising:

[0008] A regulating tank, wherein an anaerobic tank is disposed on the right side of the regulating tank, an anoxic tank is disposed on the right side of the anaerobic tank, an aerobic tank is disposed on the right side of the anoxic tank, and a sedimentation tank is disposed on the right side of the aerobic tank;

[0009] The disinfection tank is arranged on the right side of the sedimentation tank, a mounting frame is installed on the upper surface of the sedimentation tank, a stepping motor is installed on the bottom of the mounting frame, and a lead screw is coaxially installed on the rotor of the stepping motor;

[0010] A lifting rod is arranged on the surface of the screw rod, the lifting rod is screwed to the surface of the screw rod, and a filter frame is installed at the bottom end of the lifting rod;

[0011] The filter screen is arranged on the surface of the filter frame. A water pump is installed on the surface of the disinfection tank, and the water pump is connected to the surface of the filter frame.

[0012] Preferably, a mounting plate is installed on the upper surface of the filter frame, a mounting ring is installed on the surface of the mounting plate, the bottom end of the water suction pipe is inserted into the inner cavity of the mounting ring, and the water suction pipe can be installed through the mounting ring so that the water suction pipe can be raised and lowered along with the filter frame.

[0013] Preferably, a funnel is installed at the bottom of the sedimentation tank, and a discharge pipe is installed at the bottom of the funnel. Impurities precipitated in the sedimentation tank will enter the funnel, and the impurities can be discharged through the discharge pipe.

[0014] Preferably, limit plates are installed on both sides of the lifting rod, slide rails are welded on both sides of the mounting frame, and the limit plates are embedded in the inner cavity of the slide rails. The slide rails and the limit plates cooperate to limit the lifting rod, so that the lifting rod can move vertically.

[0015] Preferably, connecting pipes are installed between the regulating tank, anaerobic tank, anoxic tank and aerobic tank, and a water injection pipe is installed on the right side of the aerobic tank. The water injection pipe is connected to the surface of the sedimentation tank. The sewage in the regulating tank can be injected into the anaerobic tank through the connecting pipe, and the sewage in the anaerobic tank can be injected into the anoxic tank, and the sewage in the anoxic tank can be injected into the aerobic tank, and finally injected into the sedimentation tank through the water injection pipe.

[0016] Preferably, the filter frame is of a circular design, the suction pipe is located above the filter screen, and the outlet end of the water injection pipe is located at the upper part of the inner cavity of the sedimentation tank, so that a large amount of impurities will not remain in the sewage filtered by the filter screen and enter the suction pipe.

[0017] Beneficial Effects

[0018] Compared with the prior art, the utility model provides an integrated domestic sewage treatment device, which has the following beneficial effects:

[0019] The integrated domestic sewage treatment equipment is equipped with a stepper motor that can drive the screw to rotate, and the rotation of the screw can drive the filter frame to move downward, and the filter frame can drive the filter screen to move downward. The filter screen will intercept the sewage impurities in the sedimentation tank, and the water without impurities will pass through the filter screen, thereby effectively blocking the impurities in the sewage, so that when the pump pipe draws the sewage in the sedimentation tank into the disinfection tank, the precipitated impurities will not be drawn into the disinfection tank. The disinfection tank will not be affected by the impurities, and the sewage can be disinfected more effectively. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a schematic diagram of the structure of the utility model;

[0021] Figure 2 This is a schematic diagram of the structure of the sedimentation tank of the utility model;

[0022] Figure 3 It is a schematic diagram of the cross-sectional structure of the sedimentation tank of the utility model;

[0023] Figure 4 It is a structural schematic diagram of the filter frame of the utility model.

[0024] In the figure: 1. regulating tank; 2. anaerobic tank; 3. anoxic tank; 4. aerobic tank; 5. sedimentation tank; 6. disinfection tank; 7. mounting frame; 8. stepper motor; 9. screw rod; 10. lifting rod; 11. filter frame; 12. filter screen; 13. suction pipe; 14. mounting plate; 15. mounting ring; 16. funnel; 17. discharge pipe; 18. limit plate; 19. slide rail; 20. connecting pipe; 21. water injection pipe. DETAILED DESCRIPTION

[0025] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0026] The utility model provides a technical solution, an integrated domestic sewage treatment equipment, please refer to Figure 1 , including a regulating tank 1, an anaerobic tank 2 is provided on the right side of the regulating tank 1, an anoxic tank 3 is provided on the right side of the anaerobic tank 2, an aerobic tank 4 is provided on the right side of the anoxic tank 3, and a sedimentation tank 5 is provided on the right side of the aerobic tank 4;

[0027] The disinfection tank 6 is arranged on the right side of the sedimentation tank 5. The upper surface of the sedimentation tank 5 is equipped with a mounting frame 7. Figure 2 A stepper motor 8 is installed at the bottom of the mounting frame 7, and a lead screw 9 is coaxially installed on the rotor of the stepper motor 8;

[0028] A lifting rod 10 is arranged on the surface of the screw rod 9, the lifting rod 10 is screwed to the surface of the screw rod 9, and a filter frame 11 is installed at the bottom end of the lifting rod 10;

[0029] See also Figure 4, a filter screen 12 is arranged on the surface of the filter frame 11, a suction pipe 13 is installed on the surface of the disinfection tank 6, and the suction pipe 13 is connected to the surface of the filter frame 11. The anaerobic tank 2 can treat sewage containing a large amount of organic pollutants. Under anaerobic conditions, organic matter is converted into hydrogen, acid and organic acid through anaerobic digestion. The sewage can be denitrified by the anoxic tank 3 to remove nitrate nitrogen in the water. The aerobic tank 4 can play a biological oxidation role, decompose organic matter through oxidation, and convert it into inorganic matter. The treated sewage will enter the sedimentation tank 5 for sedimentation treatment, and the sewage in the sedimentation tank 5 will be denitrified. When sewage is injected into the disinfection tank 6, starting the stepper motor 8 can drive the screw rod 9 to rotate, and the rotation of the screw rod 9 can drive the filter frame 11 to move downward, and the filter frame 11 can drive the filter screen 12 to move downward, and the filter screen 12 will intercept the sewage impurities in the sedimentation tank 5, and the water without impurities will pass through the filter screen 12, so that the impurities in the sewage can be effectively blocked, so that when the pumping pipe 13 pumps the sewage in the sedimentation tank 5 into the disinfection tank 6, the precipitated impurities will not be pumped into the disinfection tank 6, and the disinfection tank 6 will not be affected by the impurities, and the sewage can be disinfected more effectively;

[0030] The upper surface of the filter frame 11 is installed with a mounting plate 14, and the surface of the mounting plate 14 is installed with a mounting ring 15. The bottom end of the water suction pipe 13 is inserted into the inner cavity of the mounting ring 15. The water suction pipe 13 can be installed through the mounting ring 15, so that the water suction pipe 13 can be raised and lowered along with the filter frame 11.

[0031] See also Figure 3 A funnel 16 is installed at the bottom of the sedimentation tank 5, and a discharge pipe 17 is installed at the bottom of the funnel 16. The impurities precipitated in the sedimentation tank 5 will enter the funnel 16, and the impurities can be discharged through the discharge pipe 17;

[0032] See also Figure 2 , both sides of the lifting rod 10 are installed with limit plates 18, both sides of the mounting frame 7 are welded with slide rails 19, the limit plates 18 are embedded in the inner cavity of the slide rails 19, and the slide rails 19 and the limit plates 18 cooperate to limit the lifting rod 10, so that the lifting rod 10 can move vertically;

[0033] See also Figure 1 A connecting pipe 20 is installed between the regulating tank 1, the anaerobic tank 2, the anoxic tank 3 and the aerobic tank 4. A water injection pipe 21 is installed on the right side of the aerobic tank 4. The water injection pipe 21 is connected to the surface of the sedimentation tank 5. The sewage in the regulating tank 1 can be injected into the anaerobic tank 2 through the connecting pipe 20, and the sewage in the anaerobic tank 2 can be injected into the anoxic tank 3. The sewage in the anoxic tank 3 is injected into the aerobic tank 4, and finally injected into the sedimentation tank 5 through the water injection pipe 21;

[0034] See also Figure 4The filter frame 11 is designed in a round shape, and the water extraction pipe 13 is located above the filter screen 12. Please refer to Figure 1 The outlet end of the water injection pipe 21 is located at the upper part of the inner cavity of the sedimentation tank 5, so that a large amount of impurities will not remain in the sewage filtered by the filter screen 12 and enter the water suction pipe 13.

[0035] The device first injects sewage into the regulating tank 1, and the regulating tank 1 can inject sewage into the anaerobic tank 2. The anaerobic tank 2 can treat sewage containing a large amount of organic pollutants. Under anaerobic conditions, organic matter is converted into hydrogen, acid and organic acid through anaerobic digestion. The sewage in the anaerobic tank 2 is then injected into the anoxic tank 3. The anoxic tank 3 can denitrify the sewage to remove nitrate nitrogen in the water. The treated sewage in the anoxic tank 3 is injected into the aerobic tank 4. The aerobic tank 4 can play a biological oxidation role, decompose organic matter through oxidation, and convert it into inorganic matter. The treated sewage will enter the sedimentation tank 5 for precipitation. When the sewage in the sedimentation tank 5 is injected into the disinfection tank 6, starting the stepper motor 8 can drive the screw rod 9 to rotate, and the rotation of the screw rod 9 can drive the filter frame 11 to move downward, and the filter frame 11 can drive the filter screen 12 to move downward, and the filter screen 12 will intercept the sewage impurities in the sedimentation tank 5, and the water without impurities will pass through the filter screen 12, thereby effectively blocking the impurities in the sewage, so that when the pumping pipe 13 pumps the sewage in the sedimentation tank 5 into the disinfection tank 6, the precipitated impurities will not be pumped into the disinfection tank 6, and the disinfection tank 6 will not be affected by the impurities, and the sewage can be disinfected more effectively.

[0036] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprises" or any other variations thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0037] 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. An integrated domestic sewage treatment equipment, characterized in that: include: A regulating pond (1), wherein an anaerobic pond (2) is provided on the right side of the regulating pond (1), an anoxic pond (3) is provided on the right side of the anaerobic pond (2), an aerobic pond (4) is provided on the right side of the anoxic pond (3), and a sedimentation pond (5) is provided on the right side of the aerobic pond (4); The disinfection tank (6) is arranged on the right side of the sedimentation tank (5), the upper surface of the sedimentation tank (5) is installed with a mounting frame (7), the bottom of the mounting frame (7) is installed with a stepping motor (8), and the rotor of the stepping motor (8) is coaxially installed with a screw rod (9); A lifting rod (10) is arranged on the surface of the screw rod (9), the lifting rod (10) is screwed to the surface of the screw rod (9), and a filter frame (11) is installed at the bottom end of the lifting rod (10); The filter screen (12) is arranged on the surface of the filter frame (11), and a water extraction pipe (13) is installed on the surface of the disinfection pool (6), and the water extraction pipe (13) is connected to the surface of the filter frame (11).

2. The integrated domestic sewage treatment equipment according to claim 1 is characterized in that: A mounting plate (14) is mounted on the upper surface of the filter frame (11), a mounting ring (15) is mounted on the surface of the mounting plate (14), and the bottom end of the water suction pipe (13) is inserted into the inner cavity of the mounting ring (15).

3. The integrated domestic sewage treatment equipment according to claim 1 is characterized in that: A funnel (16) is installed at the bottom of the sedimentation tank (5), and a discharge pipe (17) is installed at the bottom of the funnel (16).

4. The integrated domestic sewage treatment equipment according to claim 1 is characterized in that: Limiting plates (18) are installed on both sides of the lifting rod (10), sliding rails (19) are welded on both sides of the mounting frame (7), and the limiting plates (18) are embedded in the inner cavity of the sliding rails (19).

5. The integrated domestic sewage treatment equipment according to claim 1 is characterized in that: Connecting pipes (20) are installed between the regulating tank (1), the anaerobic tank (2), the anoxic tank (3) and the aerobic tank (4), and a water injection pipe (21) is installed on the right side of the aerobic tank (4), and the water injection pipe (21) is connected to the surface of the sedimentation tank (5).

6. The integrated domestic sewage treatment equipment according to claim 5, characterized in that: The filter frame (11) is of a circular shape, and the water extraction pipe (13) is located above the filter screen (12). The water outlet end of the water injection pipe (21) is located at the upper part of the inner cavity of the sedimentation tank (5).

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