Urban sewage advanced treatment device

Abstract

A municipal sewage advanced treatment device relates to the technical field of sewage treatment and comprises a treatment box body, a filter screen is horizontally and fixedly connected in the treatment box body, an inner cavity of the treatment box body is divided into a separation area and a reaction area from top to bottom through the filter screen, a guide-out blade is rotatably arranged in the separation area, and a solid discharge channel is formed in the filter screen. A solid discharge cylinder located below the solid discharge channel is fixedly connected into the reaction area, and the outlet end of the solid discharge cylinder penetrates through the treatment box body and extends to the outside. According to the sewage treatment device, the problems that after solid garbage in sewage is separated by a sewage treatment device in the prior art, the sewage treatment device needs to be regularly shut down to clean the solid garbage along with use, so that the treatment efficiency of urban sewage is reduced; and after solid garbage is separated by an existing sewage treatment device, the solid garbage is mixed with a large amount of liquid, so that the convenience in the solid garbage discharging process is reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to sewage treatment technical field, concretely relates to urban sewage advanced treatment device. BACKGROUND

[0002] Urban sewage is all drainage collected through sewer pipe, is the mixed water of various domestic sewage, industrial waste water and urban rainfall runoff discharged into sewer pipe device, domestic sewage is the water discharged in people's daily life, and the water quality characteristics of this kind of sewage are that high organic matter such as starch, protein, oil and the like, and inorganic matter such as nitrogen, phosphorus, in addition, also contain pathogenic microorganism and more suspended solids, compared with industrial waste water, the water quality of domestic sewage is generally more stable, and the concentration is lower, when carrying out advanced treatment to urban sewage, the impurities in sewage need to be filtered, when the existing device filters the impurities, the impurities are easy to accumulate on the filter screen, and the filtering efficiency is reduced.

[0003] The prior art discloses a patent with a publication number CN211963222U, which comprises a filter box, a driving motor is fixedly connected to the center of the top of the filter box, an output shaft of the driving motor is fixedly connected with a rotating device, a cleaning device is arranged at the bottom of the rotating device, a filter screen is arranged in the inner cavity of the filter box, and a collecting box is arranged at the bottom of the left side of the filter box. Through the cooperation of the driving motor, the rotating device, the cleaning device, the filter screen, the collecting box, the groove and the collecting net, the output shaft of the driving motor drives the fan blade to rotate through the fixing block, the fan blade drives the brush to rotate, the impurities accumulated on the surface of the filter screen are cleaned, the impurities fall into the collecting net, the impurities on the surface of the filter screen are cleaned in time, the accumulation of the impurities on the filter screen is avoided, the filtering efficiency is improved, and the problem of low filtering efficiency of the existing device is solved.

[0004] The existing device gradually exposes the deficiencies of the prior art with use, mainly in the following aspects:

[0005] Firstly, after the solid waste in the sewage is separated by the existing sewage treatment device, regular shutdown is needed for cleaning the solid waste, so that the treatment efficiency of urban sewage is reduced.

[0006] Secondly, after the solid waste is separated by the existing sewage treatment device, the solid waste is mixed with a large amount of liquid, so that the convenience of the solid waste discharge process is reduced.

[0007] From the above, it can be seen that the prior art obviously has inconvenience and defects in actual use, so it is necessary to improve. UTILITY MODEL CONTENT

[0008] In view of defects in the prior art, the utility model provides city sewage advanced treatment device to solve sewage treatment device in traditional technology after solid waste in sewage is separated, with use, need regular shutdown to solid waste cleaning, make reduce the processing efficiency of city sewage, and after solid waste is separated in the prior art sewage treatment device, solid waste is mixed with a large amount of liquid, reduce the convenience problem in the process of solid waste discharge.

[0009] In order to realize the above-mentioned purpose, the utility model provides the following technical scheme:

[0010] City sewage advanced treatment device, including processing box, the processing box inside horizontal solid joint has filter screen, and the inner chamber of processing box is divided into separation area and reaction area from top to bottom by filter screen,

[0011] The separation area is rotationally provided with a guide vane, a solid material discharge channel is formed in the filter screen, and a solid material discharge cylinder is fixedly connected below the solid material discharge channel in the reaction area, and the outlet end of the solid material discharge cylinder extends to the outside through the processing box,

[0012] A valve plate is further rotationally arranged in the reaction area to open and close the solid material discharge channel,

[0013] The bottom surface of the reaction area is provided with a dispersion structure.

[0014] As an optimized scheme, the solid material discharge cylinder is inclined downward, and the bottom of the solid material discharge cylinder is uniformly provided with a liquid leakage hole communicating with the reaction area.

[0015] As an optimized scheme, a discharge cylinder communicating with the outlet end of the solid material discharge cylinder is fixedly connected to the outer wall of the processing box, and a closing cover is hingedly connected to the outer end of the discharge cylinder.

[0016] As an optimized scheme, a vertical shaft is vertically rotationally arranged in the processing box, the upper end of the vertical shaft is rotationally mounted to the top of the processing box, the guide vane is provided with two and is fixedly connected to the opposite outer walls of the vertical shaft.

[0017] As an optimized scheme, the lower end of the guide vane is in frictional contact with the upper surface of the filter screen.

[0018] As an optimized scheme, a driving motor driving the rotation of the vertical shaft is fixedly connected to the outer top of the processing box.

[0019] As an optimized scheme, the lower end of the vertical shaft extends below the filter screen and is rotationally sleeved with a rotating sleeve, a connecting rod is fixedly connected to the side wall of the rotating sleeve, and the other end of the connecting rod is fixedly connected to the valve plate.

[0020] As an optimized scheme, a horizontal rotating shaft is arranged on the inner wall of the processing box body, and a driving bevel gear is fixed to the other end of the horizontal rotating shaft.

[0021] As an optimized scheme, the dispersion structure comprises a main pipe arranged at the bottom of the reaction area, a plurality of branch pipes are fixed to the outer wall of the main pipe in parallel and communicate with the main pipe, a plurality of spray heads are fixed to the upper end of the branch pipes in parallel, and a feeding pipe is fixed to the outer wall of the processing box and communicates with the main pipe.

[0022] As an optimized scheme, a driving machine is fixed to the outer wall of the processing box body to drive the rotation of the horizontal rotating shaft.

[0023] As an optimized scheme, a supporting rod is horizontally fixed to the inner wall of the processing box body, a through hole is formed in the supporting rod, and the end of the horizontal rotating shaft close to the driving bevel gear is rotatably supported in the through hole.

[0024] As an optimized scheme, a limiting plate is fixed to the lower end of the vertical rotating shaft, and the lower surface of the rotating sleeve is in frictional abutment with the upper surface of the limiting plate.

[0025] As an optimized scheme, a sewage inlet valve cylinder communicating with the separation area is fixed to the top of the processing box body, and a sewage outlet valve cylinder communicating with the reaction area of the processing box body is fixed to the outer wall close to the bottom of the processing box body.

[0026] As an optimized scheme, the guide-out blades are arranged in an arc shape and are rotatably arranged along the outward convex direction.

[0027] Compared with the prior art, the sewage treatment device has the following beneficial effects:

[0028] The sewage is introduced through the sewage inlet valve cylinder, the filter screen is used to drive the rotation of the guide-out blades, the solid waste is dropped into the solid waste discharge cylinder for collection under the action of the guide-out blades, the solid waste can be separated from the filter screen in time, the filter screen is prevented from being blocked by the solid waste, when the solid waste discharge cylinder is full of waste, the horizontal rotating shaft is driven to rotate by the driving machine, the valve plate is rotated to below the solid waste discharge channel, and the channel of the solid waste discharge cylinder is closed, the sewage is prevented from entering the solid waste discharge cylinder through the channel of the solid waste discharge cylinder, the closed cover of the discharge cylinder is opened to guide the solid waste out, and the normal sewage filtering work can be carried out without stopping the machine during the process.

[0029] The bottom surface of the solid waste discharging cylinder is provided with a liquid leakage hole, so that liquid in the solid waste can be drained, the liquid content is reduced, and the solid waste is conveniently discharged.

[0030] By arranging the dispersion structure in the reaction zone, the external additive liquid or gas can be uniformly dispersed by the spray head on the branch pipe, the contact uniformity of the additive and the internal sewage is improved, and the reaction efficiency of the sewage is improved. BRIEF DESCRIPTION OF DRAWINGS

[0031] In order to more clearly illustrate the specific embodiments of the present application or the technical solutions in the prior art, the drawings required in the specific embodiments or the prior art description will be briefly introduced below. In all the drawings, similar elements or parts are generally indicated by similar reference numerals. In the drawings, each element or part is not necessarily drawn according to the actual proportion.

[0032] Figure 1 It is a structural schematic view of the present application;

[0033] Figure 2 It is a structural schematic view of the present application.

[0034] In the drawings: 1-treatment box; 2-filter screen; 3-separation zone; 4-reaction zone; 5-solid waste discharging channel; 6-valve plate; 7-connecting rod; 8-rotary sleeve; 9-solid waste discharging cylinder; 10-liquid leakage hole; 11-discharge cylinder; 12-closing cover; 13-main pipe; 14-branch pipe; 15-spray head; 16-feeding pipe; 17-sewage inlet valve cylinder; 18-sewage outlet valve cylinder; 19-cross shaft; 20-driving machine; 21-driving bevel gear; 22-driven bevel gear; 23-vertical shaft; 24-discharging blade; 25-driving motor. DETAILED DESCRIPTION

[0035] The embodiments of the technical solutions of the present application will be described in detail below with reference to the drawings. The following embodiments are only used to more clearly illustrate the technical solutions of the present application, and therefore only serve as examples, and cannot limit the protection scope of the present application.

[0036] As shown in Figure 1 and Figure 2 , the urban sewage deep treatment device comprises a treatment box 1, a filter screen 2 is horizontally fixed inside the treatment box 1, and the inner cavity of the treatment box 1 is divided into a separation zone 3 and a reaction zone 4 from top to bottom by the filter screen 2,

[0037] A discharging blade 24 is rotatably arranged in the separation zone 3, a solid waste discharging channel 5 is formed in the filter screen 2, a solid waste discharging cylinder 9 is fixedly arranged below the solid waste discharging channel 5 in the reaction zone 4, and the outlet end of the solid waste discharging cylinder 9 extends to the outside through the treatment box 1,

[0038] A valve plate 6 is also arranged in the reaction zone 4 to open and close the solid discharge channel 5,

[0039] The bottom surface of the reaction zone 4 is provided with a dispersion structure.

[0040] The solid discharge cylinder 9 is arranged obliquely downward, and the bottom of the solid discharge cylinder 9 is uniformly provided with liquid leakage holes 10 connected with the reaction zone 4.

[0041] The outer wall of the treatment box 1 is fixedly connected with a discharge cylinder 11 connected with the outlet end of the solid discharge cylinder 9, and the outer end of the discharge cylinder 11 is hingedly connected with a closing cover 12.

[0042] A vertical shaft 23 is vertically arranged in the treatment box 1, the upper end of the vertical shaft 23 is rotatably arranged on the top of the treatment box 1, and two guide vanes 24 are arranged on the opposite outer walls of the vertical shaft 23.

[0043] The lower end of the guide vane 24 is in frictional contact with the upper surface of the filter screen 2.

[0044] The outer top of the treatment box 1 is fixedly connected with a driving motor 25 for driving the vertical shaft 23 to rotate.

[0045] The lower end of the vertical shaft 23 extends below the filter screen 2 and is rotatably sleeved with the rotating sleeve 8, the side wall of the rotating sleeve 8 is fixedly connected with a connecting rod 7, and the other end of the connecting rod 7 is fixedly connected with the valve plate 6.

[0046] The inner wall of the treatment box 1 is fixedly connected with an annular ring, the inner ring of the annular ring is provided with an annular groove, and the other end of the valve plate 6 is fixedly connected with a supporting sliding block slidingly constrained in the annular groove.

[0047] The inner wall of the treatment box 1 is horizontally rotatably provided with a horizontal shaft 19, the other end of the horizontal shaft 19 is fixedly connected with a driving bevel gear 21, and the outer wall of the rotating sleeve 8 is coaxially fixedly connected with a driven bevel gear 22 engaged with the driving bevel gear 21.

[0048] The dispersion structure includes a main pipe 13 arranged at the bottom of the reaction zone 4, a plurality of branch pipes 14 connected with the main pipe 13 are fixedly connected in parallel on the outer wall of the main pipe 13, a plurality of spray heads 15 are fixedly connected in parallel on the upper end of the branch pipes 14, and a feeding pipe 16 connected with the main pipe 13 is fixedly connected on the outer wall of the treatment box.

[0049] The outer side wall of the treatment box 1 is fixedly connected with a driving motor 20 for driving the horizontal shaft 19 to rotate.

[0050] The inner wall of the treatment box 1 is also fixedly connected with a supporting rod, a through hole is formed in the supporting rod, and the end of the horizontal shaft 19 close to the driving bevel gear 21 is rotatably supported in the through hole.

[0051] The lower end of the vertical shaft 23 is fixedly connected with a limiting plate, and the lower surface of the rotating sleeve 8 is in frictional abutment with the upper surface of the limiting plate.

[0052] The top of the processing box 1 is fixedly connected with a sewage inlet valve cylinder 17 communicating with the separation zone 3, and the outer wall near the bottom of the processing box 1 is fixedly connected with a sewage outlet valve cylinder 18 communicating with the reaction zone 4.

[0053] The guide-out blade 24 is arranged in an arc shape and rotates in the outward convex direction thereof.

[0054] The working principle of the device is as follows:

[0055] Sewage is introduced through the sewage inlet valve cylinder 17, and the filter screen 2 is used to rotate the guide-out blade 24 driven by the driving motor 25, so that solid waste falls into the solid waste discharge cylinder 9 through the solid waste discharge channel 5 under the action of the guide-out blade 24, so that the solid waste can be separated from the filter screen 2 in time, and the filter screen 2 is prevented from being blocked by the solid waste.

[0056] The bottom surface of the solid waste discharge cylinder 9 is provided with a liquid leakage hole 10, so that the liquid in the solid waste can be drained, the liquid content is reduced, and the solid waste can be discharged conveniently.

[0057] The dispersion structure is arranged in the reaction zone 4, so that the external additive liquid or gas can be uniformly dispersed by the spray head 15 on the branch pipe 14, the contact uniformity of the additive and the internal sewage is improved, and the reaction efficiency of the sewage is improved.

[0058] Finally, it should be noted that: the above embodiments are only used to illustrate the technical solutions of the present application, and not to limit them; although the present application has been described in detail with reference to the foregoing embodiments, those skilled in the art should understand that: it can still modify the technical solutions recorded in the foregoing embodiments, or make equivalent replacement for part or all of the technical features; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the scope of the technical solutions of the embodiments of the present application, and they should be covered in the scope of the claims and the specification of the present application.

Claims

1. A device for advanced treatment of municipal sewage, characterized in that: The utility model provides a solid-liquid separation device, including processing box (1), the filter screen (2) is fixed inside horizontally in processing box (1), and the inner chamber of processing box (1) is divided into separation area (3) and reaction area (4) from top to bottom by filter screen (2), The separation area (3) is provided with a guide vane (24) rotating therein, the filter screen (2) is provided with a solid discharge channel (5), the reaction area (4) is provided with a solid discharge cylinder (9) fixed below the solid discharge channel (5), the outlet end of the solid discharge cylinder (9) extends to the outside through the processing box (1), The reaction area (4) is further provided with a valve plate (6) rotating therein to open and close the solid discharge channel (5), The bottom surface of the reaction area (4) is provided with a dispersion structure.

2. The apparatus for advanced treatment of municipal wastewater according to claim 1, characterized in that: The solid discharge cylinder (9) is arranged obliquely downward, and the bottom of the solid discharge cylinder (9) is uniformly provided with a liquid leakage hole (10) communicating with the reaction area (4).

3. The apparatus for advanced treatment of municipal wastewater according to claim 2, characterized in that: The outer wall of the processing box (1) is fixedly connected with a discharge cylinder (11) communicating with the outlet end of the solid discharge cylinder (9), and the outer end of the discharge cylinder (11) is hingedly connected with a closing cover (12).

4. The apparatus for advanced treatment of municipal wastewater according to claim 3, characterized in that: The processing box (1) is vertically provided with a vertical shaft (23) rotating therein, the upper end of the vertical shaft (23) is rotatably installed on the top of the processing box (1), the guide vane (24) is provided with two opposite fixed connections on the opposite outer walls of the vertical shaft (23).

5. The apparatus for advanced treatment of municipal wastewater according to claim 4, characterized in that: The lower end of the guide vane (24) is in frictional contact with the upper surface of the filter screen (2).

6. The apparatus for advanced treatment of municipal wastewater according to claim 5, characterized in that: The outer top of the processing box (1) is fixedly connected with a driving motor (25) for driving the vertical shaft (23) to rotate.

7. The apparatus for advanced treatment of municipal wastewater according to claim 6, characterized in that: The inner wall of the processing box (1) is horizontally provided with a horizontal shaft (19) rotating therein, the other end of the horizontal shaft (19) is fixedly connected with a driving bevel gear (21), and the outer wall of the rotating sleeve (8) is coaxially fixedly connected with a driven bevel gear (22) meshing with the driving bevel gear (21).

8. The apparatus for advanced treatment of municipal wastewater according to claim 7, characterized in that: The dispersion structure includes a main pipe (13) located at the bottom of the reaction area (4), a plurality of branch pipes (14) are fixedly connected in parallel on the outer wall of the main pipe (13) and communicate with the main pipe (13), a plurality of spray heads (15) are fixedly connected in parallel on the upper end of the branch pipe (14), and a feeding pipe (16) is fixedly connected on the outer wall of the processing box and communicates with the main pipe (13).

9. The apparatus for advanced treatment of municipal wastewater according to claim 8, characterized in that: The inner wall of the processing box (1) is further fixedly connected with a support rod, a through hole is formed in the support rod, and one end of the horizontal shaft (19) close to the driving bevel gear (21) is rotatably supported in the through hole.

10. The apparatus for advanced treatment of municipal wastewater according to claim 9, characterized in that: The guide vane (24) is arranged in an arc shape, and the guide vane (24) is arranged to rotate in the convex direction.

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