Efficient sewage treatment biochemical pool

Abstract

The utility model relates to an efficient sewage treatment biochemical pool, which belongs to the technical field of sewage treatment and comprises a biochemical treatment pool, a water inlet pipe, a water outlet pipe, a valve, an aeration pipeline, an aeration nozzle, a filter screen, a disinfection tank, a disinfection pipe and a disinfection nozzle. The cleaning structure comprises a supporting plate fixedly mounted on the outer wall of the left side of the biochemical treatment tank. According to the efficient sewage treatment biochemical pool, under the action of the cleaning structure, the cleaning net is driven to move from bottom to top in the biochemical treatment pool, and floating floccules in water on the left side of the biochemical treatment pool are filtered and cleaned, so that the floating floccules in the water on the left side of the biochemical treatment pool are effectively filtered and cleaned; the sewage treatment device has the advantages that the removal efficiency of suspended matters in sewage is greatly improved, and by cleaning floc in water, the obstruction of the floc on the contact reaction of the denitrification medicine is reduced, so that the denitrification medicine can more effectively react with nitrogen compounds in the sewage, and the denitrification efficiency is obviously improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to sewage treatment technical field, concretely is a kind of efficient sewage treatment biochemical pool. BACKGROUND

[0002] Efficient sewage treatment biochemical pool is a kind of using microbial metabolism to degrade organic pollutants in sewage and carries out nitrogen and phosphorus removal treatment facilities.It usually includes aerobic zone, anoxic zone and anaerobic zone, by accurately controlling dissolved oxygen level, nutrient ratio and sludge retention time, realize the biochemical conversion of pollutants in sewage, to significantly improve the efficiency of sewage treatment, ensure that effluent quality reaches environmental protection discharge standard.

[0003] The existing denitrification technology usually involves adding specific chemicals in sewage tank to promote the progress of denitrification, this process reduces the nitrogen content in sewage by reducing nitrate and nitrite in sewage to nitrogen, but because sewage will contact with the drug used in denitrification after being introduced into biochemical pool, and be affected by aeration equipment, the floating flocculation and other suspended pollutants universally existing in sewage will hinder the contact reaction between nitrogen and drug, the existence of these floating flocculation and other pollutants not only reduces the effect of drug, but also may block aeration equipment, affect the normal operation of biochemical pool, thereby reduce the efficiency of denitrification treatment, therefore a kind of efficient sewage treatment biochemical pool is proposed. UTILITARY MODEL CONTENT

[0004] In view of the defects of prior art, the utility model provides a kind of efficient sewage treatment biochemical pool, with etc. The advantages of improving the efficiency of denitrification treatment, solve the problem that the existence of floating flocculation and other pollutants not only reduces the effect of drug, but also may block aeration equipment, affect the normal operation of biochemical pool, thereby reduce the efficiency of denitrification treatment.

[0005] To achieve the above object, the utility model provides the following technical scheme: a kind of efficient sewage treatment biochemical pool, including biochemical treatment pool, inlet pipe, outlet pipe, valve, aeration pipeline, aeration nozzle, filter screen, disinfection tank, disinfection pipe and disinfection nozzle, the inside of the biochemical treatment pool is equipped with cleaning structure;

[0006] The cleaning structure comprises a support plate fixedly installed on the left outer wall of the biochemical treatment tank, an electric sliding table fixedly installed on the top outer wall of the support plate, a connecting rod fixedly installed on the movable shaft of the electric sliding table, an installation rod fixedly installed on the side of the connecting rod away from the electric sliding table, two pull rods fixedly installed on the outer peripheral wall of the installation rod, a fixed mounting seat fixedly installed on the bottom outer wall of the pull rod, a hinge fixedly installed on the outer wall of the fixed mounting seat, a movable mounting seat fixedly installed on the outer peripheral wall of the hinge, a connecting seat fixedly installed on the outer walls of the fixed mounting seat and the movable mounting seat, a fastening bolt movably installed in the connecting seat, a cleaning net slidingly connected between the filter screen and the biochemical treatment tank, a limiting frame fixedly installed on the top outer wall of the cleaning net, a column fixedly installed on the top outer wall of the cleaning net, and two support lifting rods fixedly installed on the outer peripheral wall of the column.

[0007] Further, the connecting rod is Z-shaped and located directly above the biochemical treatment tank, and the connecting rod, the installation rod and the pull rod are all located inside the biochemical treatment tank.

[0008] Further, the fixed mounting seat and the movable mounting seat are both arc-shaped, two adjacent fixed mounting seats and movable mounting seats form a limiting sleeve, the limiting sleeve is movably installed on the outer peripheral wall of the support lifting rod, and the inner diameter of the limiting sleeve is the same as the diameter of the support lifting rod.

[0009] Further, the connecting seat is provided with mounting holes in the inside, and the fastening bolts are slidingly installed in the inside of two adjacent mounting holes and are appropriately sized.

[0010] Further, the cleaning net and the limiting frame are the same in length and width, the left and right outer walls of the cleaning net are slidingly connected to the left inner wall of the biochemical treatment tank and the left outer wall of the filter screen respectively, and the front and rear outer walls of the cleaning net are slidingly connected to the front and rear inner walls of the biochemical treatment tank respectively.

[0011] Further, the two support lifting rods are fixedly installed on the left and right inner walls of the limiting frame respectively away from the column.

[0012] Further, the water inlet pipe and the water outlet pipe are fixedly installed at the water inlet end and the water outlet end of the biochemical treatment tank respectively, the valves are two in number and are fixedly installed on the outer walls of the water inlet pipe and the water outlet pipe respectively away from each other, the aeration pipeline is fixedly installed in the inside of the biochemical treatment tank, the aeration nozzles are five in number and are fixedly installed on the outer peripheral wall of the aeration pipeline, the filter screen is fixedly installed in the inside of the biochemical treatment tank, the disinfection tank is fixedly installed on the right wall of the biochemical treatment tank, the disinfection pipe is fixedly installed on the discharge pipe of the disinfection tank, and the disinfection nozzles are three in number and are fixedly installed on the outer peripheral wall of the disinfection pipe.

[0013] Compared with the prior art, the technical scheme of the application has the following beneficial effects:

[0014] The high-efficiency sewage treatment biochemical tank, through the action of the cleaning structure, drives the cleaning net to move from bottom to top inside the biochemical treatment tank, filters and cleans the floating flocculent in the water on the left side of the biochemical treatment tank, greatly improves the removal efficiency of the suspended matter in the sewage, reduces the hindrance of the floating flocculent in the water to the contact reaction of the denitrification medicine, enables the denitrification medicine to more effectively react with the nitrogen compounds in the sewage, and thus significantly improves the denitrification efficiency. BRIEF DESCRIPTION OF DRAWINGS

[0015] Fig. 1 It is a structural schematic view of the utility model;

[0016] Fig. 2 It is a structural schematic view of the fixed mounting seat and the movable mounting seat of the utility model;

[0017] Fig. 3 It is a structural schematic view of the limiting frame of the utility model.

[0018] In the drawings:

[0019] 1, biochemical treatment tank; 2, water inlet pipe; 3, water outlet pipe; 4, valve; 5, aeration pipeline; 6, aeration nozzle; 7, filter screen; 8, disinfection tank; 9, disinfection pipe; 10, disinfection nozzle; 11, support plate; 12, electric sliding table; 13, connecting rod; 14, mounting rod; 15, pull rod; 16, fixed mounting seat; 17, hinge; 18, movable mounting seat; 19, connecting seat; 20, fastening bolt; 21, cleaning net; 22, limiting frame; 23, column body; 24, support lifting rod. DETAILED DESCRIPTION

[0020] The technical scheme in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0021] Please refer to Figs. 1 to 3 The high-efficiency sewage treatment biochemical tank in the embodiment includes a biochemical treatment tank 1, a water inlet pipe 2, a water outlet pipe 3, a valve 4, an aeration pipeline 5, an aeration nozzle 6, a filter screen 7, a disinfection tank 8, a disinfection pipe 9, and a disinfection nozzle 10, and the inside of the biochemical treatment tank 1 is provided with a cleaning structure.

[0022] The water inlet pipe 2 and the water outlet pipe 3 are fixedly installed at the water inlet end and the water outlet end of the biochemical treatment tank 1 respectively, the valve 4 is two in number and is fixedly installed at the outer wall of the water inlet pipe 2 and the water outlet pipe 3 respectively, the aeration pipeline 5 is fixedly installed in the biochemical treatment tank 1, the aeration nozzle 6 is five in number and is fixedly installed at the outer peripheral wall of the aeration pipeline 5, the filter screen 7 is fixedly installed in the biochemical treatment tank 1, the disinfection tank 8 is fixedly installed at the right side wall of the biochemical treatment tank 1, the disinfection pipe 9 is fixedly installed at the discharge pipe of the disinfection tank 8, and the disinfection nozzle 10 is three in number and is fixedly installed at the outer peripheral wall of the disinfection pipe 9.

[0023] The cleaning structure comprises a support plate 11 fixedly installed at the left side outer wall of the biochemical treatment tank 1, and an electric sliding table 12 fixedly installed at the top outer wall of the support plate 11.

[0024] The bottom outer wall of the pull rod 15 is fixedly installed with a fixed mounting seat 16, the outer wall of the fixed mounting seat 16 is fixedly installed with a hinge 17, the outer peripheral wall of the hinge 17 is fixedly installed with a movable mounting seat 18, the outer walls of the fixed mounting seat 16 and the movable mounting seat 18 are both fixedly installed with a connecting seat 19, the inside of the connecting seat 19 is movably installed with a fastening bolt 20, and the inside of the connecting seat 19 is provided with mounting holes.

[0025] The filter screen 7 and the biochemical treatment tank 1 are slidably connected with a cleaning screen 21, the top outer wall of the cleaning screen 21 is fixedly installed with a limiting frame 22, the length and width of the cleaning screen 21 and the limiting frame 22 are the same, the left and right outer walls of the cleaning screen 21 are slidably connected with the left inner wall of the biochemical treatment tank 1 and the left outer wall of the filter screen 7 respectively, and the front and rear outer walls of the cleaning screen 21 are slidably connected with the front and rear inner walls of the biochemical treatment tank 1 respectively.

[0026] The top outer wall of the cleaning screen 21 is fixedly installed with a column body 23, the outer peripheral wall of the column body 23 is fixedly installed with two support lifting rods 24, the left and right inner walls of the limiting frame 22 are fixedly installed with the two support lifting rods 24 respectively, the fixed mounting seat 16 and the movable mounting seat 18 are both arc-shaped, the two adjacent fixed mounting seats 16 and movable mounting seats 18 form a limiting sleeve, the limiting sleeve is movably installed at the outer peripheral wall of the support lifting rod 24, and the inner diameter of the limiting sleeve is the same as the diameter of the support lifting rod 24.

[0027] In the embodiment, the upward pulling force of the cleaning net 21 is more uniform through the action of the limiting frame 22, the column body 23 and the supporting lifting rod 24, and damage of the cleaning net 21 caused by excessive pressure and pulling force is prevented.

[0028] In the embodiment, the fixed mounting seat 16 and the movable mounting seat 18 are fixed through the fastening bolt 20, so that the fixed mounting seat 16 and the movable mounting seat 18 are convenient to disassemble, and the floating fluff filtered on the cleaning net 21 is convenient to clean subsequently.

[0029] The electric elements in the text are electrically connected with the controller and the power supply, the control mode of the utility model is controlled through the controller, the control circuit of the controller can be realized through simple programming of the person skilled in the art, the provision of the power supply also belongs to the common knowledge in the art, and the utility model is mainly used for protecting the mechanical device, so the control mode and the circuit connection of the utility model are not explained in detail.

[0030] The working principle of the above embodiment is as follows:

[0031] When the floating fluff in the biochemical treatment tank 1 is more, the valve 4 is closed at this time, and then the electric sliding table 12 is started, at this time, the supporting lifting rod 24 and the column body 23 are pulled up through the action of the connecting rod 13, the mounting rod 14, the pull rod 15, the fixed mounting seat 16 and the movable mounting seat 18, at this time, the cleaning net 21 will move up synchronously, when the cleaning net 21 moves up, the floating fluff in the water in the area on the left side of the filter screen 7 is filtered and adhered to the top of the cleaning net 21, when the cleaning net 21 moves out of the inside of the biochemical treatment tank 1, the fixed mounting seat 16 and the movable mounting seat 18 can be separated by disassembling the fastening bolt 20, and the cleaning net 21 can be taken down for cleaning.

[0032] It should be noted that, in the present document, the terms such as the first and the second, etc., are merely used to differentiate one entity or operation from another, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Also, the terms "comprises", "comprising", or any other variations thereof, are intended to cover a non-exclusive inclusion, so that a process, method, article, or apparatus that comprises a list of elements does not include only those elements, but can also include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without more limitations, an element defined by the phrase "comprising a" does not exclude the presence of additional identical elements in the process, method, article, or apparatus that includes the element.

[0033] Although the embodiments of the present application have been shown and described, it is to be understood that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the present application, the scope of which is defined by the appended claims and their equivalents.

Claims

1. A high-efficiency wastewater treatment biochemical tank, comprising a biochemical treatment tank (1), an inlet pipe (2), an outlet pipe (3), a valve (4), an aeration pipe (5), an aeration nozzle (6), a filter screen (7), a disinfection tank (8), a disinfection pipe (9), and a disinfection nozzle (10), characterized in that: The biochemical treatment tank (1) is equipped with a cleaning structure inside; The cleaning structure includes a support plate (11) fixedly installed on the outer left side of the biochemical treatment tank (1). An electric slide (12) is fixedly installed on the top outer wall of the support plate (11). A connecting rod (13) is fixedly installed on the movable shaft of the electric slide (12). An installation rod (14) is fixedly installed on the side of the connecting rod (13) away from the electric slide (12). Two pull rods (15) are fixedly installed on the outer peripheral wall of the installation rod (14). A fixed mounting seat (16) is fixedly installed on the bottom outer wall of the pull rod (15). A hinge (17) is fixedly installed on the outer wall of the fixed mounting seat (16). The hinge (17) is fixedly mounted with a movable mounting base (18) on its outer peripheral wall. Both the fixed mounting base (16) and the movable mounting base (18) are fixedly mounted with connecting bases (19). The connecting base (19) is movably mounted with fastening bolts (20). The filter screen (7) and the biochemical treatment tank (1) are slidably connected by a cleaning screen (21). The top outer wall of the cleaning screen (21) is fixedly mounted with a limiting frame (22). The top outer wall of the cleaning screen (21) is fixedly mounted with a column (23). The outer peripheral wall of the column (23) is fixedly mounted with two support lifting rods (24).

2. The high-efficiency wastewater treatment biological treatment tank according to claim 1, characterized in that: The connecting rod (13) is Z-shaped and located directly above the biochemical treatment tank (1). The connecting rod (13), the mounting rod (14), and the pull rod (15) are all located inside the biochemical treatment tank (1).

3. The high-efficiency wastewater treatment biological treatment tank according to claim 1, characterized in that: Both the fixed mounting base (16) and the movable mounting base (18) are arc-shaped. Two adjacent fixed mounting bases (16) and movable mounting bases (18) form a limiting sleeve. The limiting sleeve is movably installed on the outer peripheral wall of the support lifting rod (24). The inner diameter of the limiting sleeve is the same as the diameter of the support lifting rod (24).

4. The high-efficiency wastewater treatment biological treatment tank according to claim 1, characterized in that: The connecting seat (19) has an installation hole inside, and the fastening bolt (20) is slidably installed inside two adjacent installation holes and is of the same size.

5. The high-efficiency wastewater treatment biological treatment tank according to claim 1, characterized in that: The cleaning net (21) and the limiting frame (22) have the same length and width. The left and right outer walls of the cleaning net (21) are slidably connected to the left inner wall of the biochemical treatment tank (1) and the left outer wall of the filter screen (7), respectively. The front and rear outer walls of the cleaning net (21) are slidably connected to the front and rear inner walls of the biochemical treatment tank (1), respectively.

6. The high-efficiency wastewater treatment biological treatment tank according to claim 1, characterized in that: The two support lifting rods (24) are fixedly installed on the left and right inner walls of the limiting frame (22) on the side away from the column (23).

7. The high-efficiency wastewater treatment biological treatment tank according to claim 1, characterized in that: The inlet pipe (2) and outlet pipe (3) are fixedly installed at the inlet and outlet ends of the biochemical treatment tank (1), respectively. There are two valves (4) and they are fixedly installed on the outer walls of the inlet pipe (2) and outlet pipe (3) on opposite sides. The aeration pipe (5) is fixedly installed inside the biochemical treatment tank (1). There are five aeration nozzles (6) and they are fixedly installed on the outer periphery of the aeration pipe (5). The filter screen (7) is fixedly installed inside the biochemical treatment tank (1). The disinfection tank (8) is fixedly installed on the right side wall of the biochemical treatment tank (1). The disinfection pipe (9) is fixedly installed on the discharge pipe of the disinfection tank (8). There are three disinfection nozzles (10) and they are fixedly installed on the outer periphery of the disinfection pipe (9).

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