CN219149511U - Sewage pretreatment device - Google Patents

Abstract

The application discloses sewage pretreatment device belongs to the sewage treatment plant field, including the treatment box, the screening pipe is installed in the treatment box internal rotation, just screening pipe both ends all rotate and run through the treatment box, screening pipe one side rotates and installs the inlet tube, just fixed mounting has the firm board that is "L" between inlet tube and the treatment box, screening pipe lateral wall is equipped with drive assembly, the treatment box internal fixed mounting has the mounting panel, just the mounting panel is close to screening pipe one side and is equipped with cleans the subassembly, treatment box bottom fixed mounting has the hopper down, just hopper bottom runs through the treatment box and fixed mounting has the drain pipe down, the treatment box internal fixed mounting has the branch pipe, just the branch pipe is located screening pipe top. This application plays the effect of clean screening pipe through the cooperation of subassembly and branch pipe that draws water, and through the setting of filter box and clean subassembly, helps avoiding the subassembly that draws water to use mud for a long time to inside the equipment, causes the phenomenon of jam.

Description

Sewage pretreatment device

Technical Field

The present application relates to the field of sewage treatment devices, and more particularly to a sewage pretreatment device.

Background

Sewage treatment is classified into primary treatment, secondary treatment and tertiary treatment according to the degree of treatment. The primary treatment is mainly to remove suspended solid matters in the sewage, and is usually performed by a physical method. The BOD removal rate of the wastewater after the primary treatment is only 20 percent, the wastewater is still not suitable for discharging, and the secondary treatment is also needed. The main task of the secondary treatment is to remove organic matters in colloid and dissolved state in the sewage greatly, and the BOD removal rate is 80-90%. The sewage after the secondary treatment can reach the discharge standard, and the activated sludge method and the biological membrane treatment method are commonly used. The purpose of the third-stage treatment is to further remove a certain special pollutant such as defluorination, dephosphorization and the like, and belongs to advanced treatment, a common chemical method, and the pre-filtration of sewage belongs to the first-stage treatment, mainly to remove solid matters in a suspended state in the sewage.

The patent application number 202220774279.9 discloses a sewage pretreatment device, which comprises a box body and a roller arranged in the box body and used for filtering sewage, wherein the roller is rotatably arranged at the upper end of an inner cavity of the box body through a supporting component and is controlled to rotate through a driving component. External through water pipe and sewage advance union coupling, sewage advances in the pipe inserts the sewage import on the cylinder, thereby filter in leading-in cylinder of sewage, filter residue in the sewage is detained in the cylinder, the cylinder passes through drive assembly control and rotates, helical blade takes the filter residue in the section of thick bamboo into the guide cylinder, and in discharging the sediment fill through the filter residue discharge port, sewage gets into the inner chamber lower extreme of box, and through outlet and external water piping connection, be used for discharging sewage, flushing assembly is used for washing away the filtration pore on the section of thick bamboo, prevent that the filtration pore from blocking up, realize that the section of thick bamboo is washed on one side, filter on the side, realize not having shut down the clearance filter residue, improve sewage filterable efficiency, and the section of thick bamboo is difficult to block up.

To foretell correlation technique, wash the subassembly and extract the sewage after filtering and wash the cylinder, still have impurity such as mud in the sewage, the water pump uses for a long time, can have remaining mud to pile up in water pump and the wash pipe, and be inconvenient for follow-up washing, and can cause the phenomenon of jam, reduced the result of use of equipment.

Disclosure of Invention

In order to solve the problems, the application provides a sewage pretreatment device, which adopts the following technical scheme:

the utility model provides a sewage pretreatment device, includes treatment box, its characterized in that: the screening pipe is rotatably arranged in the treatment box, two ends of the screening pipe are rotatably penetrated through the treatment box, a water inlet pipe is rotatably arranged on one side of the screening pipe, an L-shaped stabilizing plate is fixedly arranged between the water inlet pipe and the treatment box, a driving component is arranged on the side wall of the screening pipe, a mounting plate is fixedly arranged in the treatment box, a cleaning component is arranged on one side of the mounting plate, which is close to the screening pipe, a discharging hopper is fixedly arranged at the bottom end of the treatment box, and lower hopper bottom runs through and handles case and fixed mounting has the drain pipe, handle incasement fixed mounting has the branch pipe, just the branch pipe is located screening pipe top, lower hopper one side inner wall fixed mounting has the filter cassette, just be equipped with between filter cassette and the branch pipe and draw water the subassembly, the through-hole that is rectangular array and distribute has been seted up to filter cassette one side, just be equipped with clean subassembly in the filter cassette, the equal fixed mounting in bottom of the case four corners has the support.

Through adopting above-mentioned technical scheme, when this equipment is used, the staff is with sewage through the inlet tube injection screening intraductal, afterwards through the rotatory of drive assembly drive screening pipe, reach the effect of filtering sewage, through the setting of firm board between inlet tube and the processing case, play the effect of firm inlet tube, help avoiding inlet tube and screening pipe synchronous rotation, sewage through screening pipe mesh flow to down in the hopper, rubbish is through screening pipe port discharge, preliminary filtration's sewage is discharged through the drain pipe of hopper bottom installation down, and install the control valve in the drain pipe, make sewage pile up in down the hopper, be convenient for draw water the subassembly and draw sewage and get into the branch pipe, sewage is from the branch pipe to the screening pipe surface, reach the effect of wasing screening pipe, help avoiding screening pipe mesh to block up, and screening pipe lateral wall is through cleaning the setting of subassembly, play the effect of further cleaning screening pipe, the extraction subassembly is connected with the filter box, the filter box plays the effect of filtering mud in the sewage, help avoiding drawing water the subassembly to use for a long time to block up, and set up through cleaning subassembly in the filter box, play the through-hole effect that the filter box lateral wall was offered, help the filter box lateral wall to block up the hopper, be convenient for drawing water source to open when the sustainable water source is opened promptly, when fully controlling the drain valve.

Further, the drive assembly includes that fixed cover locates the driven gear that the screening pipe is close to inlet tube one section lateral wall, the processing case is close to inlet tube one side fixed mounting and has the mount pad, just mount pad top fixed mounting has gear motor, gear motor output shaft fixed cover is equipped with drive gear, just drive gear and driven gear meshing.

Through adopting above-mentioned technical scheme, through gear motor drive gear rotation, drive gear drive driven gear rotates, and driven gear drive screening pipe rotates, can reach the effect of centrifugal filtration sewage.

Further, clean the subassembly including setting up in the first brush board that is close to screening pipe one side, first brush board one side is kept away from to the mounting panel is equipped with two and is symmetrical distribution's fixing bolt, and two the fixing bolt screw thread runs through the mounting panel, first brush board is kept away from screening pipe one side and is offered with fixing bolt assorted helicoid groove.

Through adopting above-mentioned technical scheme, because of first brush board and screening pipe lateral wall contact, when screening pipe rotated, first brush board can play the effect of cleaning screening pipe mesh, helps avoiding screening pipe mesh to block up, is favorable to keeping the filtration efficiency of screening pipe, and is fixed through fixing bolt between first brush board and the mounting panel, and the staff of being convenient for dismantle the change first brush board subsequently.

Further, the pumping assembly comprises a pumping pump fixedly arranged on one side of the treatment box, a water guide pipe is communicated between the pumping pump and the branch pipe, a connecting pipe is communicated on the opposite side of the other end of the pumping pump and the filtering box, and spray heads which are distributed linearly are fixedly arranged on the side wall of the branch pipe.

Through adopting above-mentioned technical scheme, in leading-in branch pipe of sewage in the hopper through the suction pump with the drain pipe, sewage is finally spouted to the screening pipe surface through the shower nozzle, can reach the effect of clean screening pipe mesh.

Further, the cleaning assembly comprises a rotating rod rotatably arranged in the filter box, and second brush plates distributed in an annular array are fixedly arranged on the side wall of the rotating rod.

Through adopting above-mentioned technical scheme, dwang and second brush board rotate under the promotion of suction and rivers of suction pump, and the second brush board and the one side contact of through-hole is seted up to the filter cassette, play the effect of cleaning the through-hole, help avoiding the through-hole to block up, the follow-up use of equipment of being convenient for.

Further, the inner wall of the screening pipe is fixedly provided with a spiral conveying blade.

Through adopting above-mentioned technical scheme, screening pipe is carried screw conveying leaf synchronous rotation, can carry the inside rubbish of screening pipe to screening pipe and keep away from inlet tube one end discharge through screw conveying leaf.

Further, a cover plate is hinged to the top end of the treatment box.

Through adopting above-mentioned technical scheme, the setting of processing case top through the apron is convenient for the staff to open and is looked over the inside condition of processing case.

In summary, the present application includes the following beneficial technical effects:

(1) In this application, through the setting of pumping subassembly, through pumping sewage spray to screening pipe surface through the shower nozzle, reach the effect of wasing screening pipe, help avoiding screening pipe mesh to block up, be favorable to keeping screening pipe's filtration efficiency, and through the setting of filter box, play the effect of filtering the water source of pumping, help avoiding mud to pile up in the pumping, be convenient for equipment follow-up use, and filter box inside through cleaning subassembly's setting, dwang and second brush board rotate under the promotion of pumping suction and rivers, can reach the effect of clean filter box lateral wall through-hole, help avoiding filter box lateral wall through-hole to block up.

(2) In this application, through the setting of cleaning the subassembly, play the effect of cleaning the screening pipe mesh, reach the effect of further clean screening pipe, be favorable to keeping the permeability of screening pipe mesh, be convenient for follow-up filtration sewage of equipment, and first brush board and mounting panel pass through fixing bolt and fix, the follow-up dismantlement of staff of being convenient for changes first brush board.

Drawings

FIG. 1 is a schematic diagram of a sewage pretreatment apparatus;

FIG. 2 is a schematic view of a first view angle structure in cross-section of the present application;

FIG. 3 is a schematic view of a second view angle structure in cross-section of the present application;

fig. 4 is a cross-sectional view of a filter cartridge of the present application.

The reference numerals in the figures illustrate:

1. a treatment box; 2. a mounting base; 3. a drive gear; 4. a speed reducing motor; 5. a water inlet pipe; 6. a stabilizing plate; 7. a sieving tube; 8. a driven gear; 9. a cover plate; 10. a water conduit; 11. a water pump; 12. spiral conveying leaves; 13. a branch pipe; 14. a spray head; 15. a mounting plate; 16. a fixing bolt; 17. discharging a hopper; 18. a first brush plate; 19. a filter box; 20. a second brush plate; 21. and rotating the rod.

Detailed Description

The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application; it is apparent that the described embodiments are only a part of the embodiments of the present application, not all of the embodiments, and all other embodiments obtained by a person having ordinary skill in the art without making creative efforts based on the embodiments in the present application are within the scope of protection of the present application.

In the description of the present application, it should be noted that the directions or positional relationships indicated by the terms "upper", "lower", "inner", "outer", "top/bottom", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of description of the present application and to simplify the description, and do not indicate or imply that the devices or elements to be referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present application. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present application, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "configured to," "engaged with," "connected to," and the like are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the terms in this application will be understood by those of ordinary skill in the art in a specific context.

The present application is described in further detail below in conjunction with figures 1-4.

Referring to fig. 1-4, a sewage pretreatment device, including treatment box 1, treatment box 1 top articulates there is apron 9, the screening pipe 7 is installed to treatment box 1 internal rotation, and screening pipe 7 both ends all rotate and run through treatment box 1, inlet tube 5 is installed in screening pipe 7 one side rotation, and fixed mounting has stabilizing plate 6 that is "L" between inlet tube 5 and the treatment box 1, screening pipe 7 lateral wall is equipped with drive assembly, drive assembly includes fixed cover locates the driven gear 8 that screening pipe 7 is close to inlet tube 5 one section lateral wall, treatment box 1 is close to inlet tube 5 one side fixed mounting and has mount pad 2, and mount pad 2 top fixed mounting has gear motor 4, gear motor 4 output shaft fixed cover is equipped with driving gear 3, and driving gear 3 and driven gear 8 mesh, screening pipe 7 inner wall fixed mounting has screw conveyer leaf 12, during the equipment use, the staff pours sewage into screening pipe 7 through inlet tube 5, afterwards, drive gear 3 drive driven gear 8 rotates, driven gear 8 drive screening pipe 7 rotation, can reach centrifugal filtration sewage, and can reach the inside of screening pipe 7 through setting up screw conveyer leaf 12 and keep away from the inside through the inside of screw conveyer leaf 7 to the inside of the conveying pipe 7.

The inside of the treatment box 1 is fixedly provided with a mounting plate 15, one side of the mounting plate 15, which is close to the sieving pipe 7, is provided with a cleaning assembly, the cleaning assembly comprises a first hairbrush plate 18 which is arranged on one side, which is close to the sieving pipe 7, of the mounting plate 15, two fixing bolts 16 which are symmetrically distributed are arranged on one side, which is far away from the first hairbrush plate 18, of the mounting plate 15, screw grooves matched with the fixing bolts 16 are formed on one side, which is far away from the sieving pipe 7, of the first hairbrush plate 18, and the side wall of the sieving pipe 7 is contacted.

The bottom end of the treatment box 1 is fixedly provided with a discharging hopper 17, the bottom end of the discharging hopper 17 penetrates through the treatment box 1 and is fixedly provided with a drain pipe, a branch pipe 13 is fixedly arranged in the treatment box 1 and is positioned above the sieving pipe 7, the inner wall of one side of the discharging hopper 17 is fixedly provided with a filter box 19, a water pumping assembly is arranged between the filter box 19 and the branch pipe 13 and comprises a water suction pump 11 fixedly arranged on one side of the treatment box 1, a water guide pipe 10 is communicated between the water suction pump 11 and the branch pipe 13, one side, opposite to the other end of the water suction pump 11 and the filter box 19, of the side wall of the branch pipe 13 is fixedly provided with a spray head 14 which is in linear distribution, sewage in the discharging hopper 17 is led into the branch pipe 13 through the water guide pipe 10, and finally the sewage is sprayed to the surface of the sieving pipe 7 through the spray head 14, so that the effect of cleaning meshes of the sieving pipe 7 can be achieved, and the mesh blockage of the sieving pipe 7 can be avoided.

The through-hole that is rectangular array distribution has been seted up to filter box 19 one side, and be equipped with clean subassembly in the filter box 19, clean subassembly is including rotating the dwang 21 of installing in filter box 19, dwang 21 lateral wall fixed mounting has the second brush board 20 that is annular array distribution, dwang 21 and second brush board 20 rotate under the promotion of suction and rivers of suction pump 11, and one side contact of through-hole is seted up to second brush board 20 and filter box 19, play the effect of cleaning the through-hole, help avoiding the through-hole to block up, the follow-up use of equipment of being convenient for, equal fixed mounting in the four corners of processing tank 1 bottom has the support.

The implementation principle of the embodiment of the application is as follows: when the equipment is used, the staff injects sewage into the screening pipe 7 through the water inlet pipe 5, afterwards, the screening pipe 7 is driven to rotate through the driving component, the effect of filtering the sewage is achieved, the setting of the stabilizing plate 6 is arranged between the water inlet pipe 5 and the treatment box 1, the effect of stabilizing the water inlet pipe 5 is achieved, the synchronous rotation of the water inlet pipe 5 and the screening pipe 7 is avoided, the sewage flows into the discharging hopper 17 through the meshes of the screening pipe 7, the garbage is discharged through the ports of the screening pipe 7, the preliminarily filtered sewage is discharged through the discharging pipe arranged at the bottom end of the discharging hopper 17, the control valve is arranged in the discharging pipe, the sewage is accumulated in the discharging hopper 17, the pumping component is convenient to pump the sewage into the branch pipe 13, the sewage is sprayed onto the surface of the screening pipe 7 from the branch pipe 13, the effect of cleaning the screening pipe 7 is achieved, the effect of avoiding the mesh blockage of the screening pipe 7 is achieved, the side wall of the screening pipe 7 is set through the cleaning component, the effect of further cleaning the screening pipe 7 is achieved, the pumping component is connected with the filtering box 19, the filtering box 19 plays the role of filtering the sludge in the sewage, the long-time use blockage of the pumping component is avoided, the filtering box 19 is set through the cleaning the filtering component, the side wall is convenient to open, the filtering component is convenient to pump the sewage is continuously discharged through the filtering through the side wall, and the filtering component is opened, and the sewage can be continuously discharged through the filtering the through the filtering component, the through the filtering component is completely, and the through the filtering component is conveniently, and the sewage can be completely discharged.

The foregoing are all preferred embodiments of the present application, and are not intended to limit the scope of the present application in any way, therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.

Claims (7)

1. The utility model provides a sewage pretreatment device, includes treatment box (1), its characterized in that: the utility model provides a filter device, including screening tube (7) is installed to processing case (1) internal rotation, just screening tube (7) both ends are all rotated and are run through processing case (1), screening tube (7) one side is rotated and is installed inlet tube (5), just fixed mounting has steadiness plate (6) that are "L" between inlet tube (5) and processing case (1), screening tube (7) lateral wall is equipped with drive assembly, fixed mounting has mounting panel (15) in processing case (1), just mounting panel (15) are close to screening tube (7) one side and are equipped with cleaning assembly, processing case (1) bottom fixed mounting has hopper (17) down, just hopper (17) bottom runs through processing case (1) and fixed mounting has the drain pipe down, fixed mounting has branch pipe (13) in processing case (1), just branch pipe (13) are located screening tube (7) top, inner wall fixed mounting has filter cartridge (19) down in hopper (17) one side, just be equipped with between filter cartridge (19) and branch pipe (13) filter cartridge, filter cartridge (19) one side is equipped with filter cartridge (19) and is equipped with filter cartridge (19) in the square array, filter cartridge (19) bottom is equipped with in the filter cartridge (1) and the bottom is equipped with the filter cartridge (1) and is fixed mounting.

2. A sewage pretreatment apparatus according to claim 1, wherein: the driving assembly comprises a driven gear (8) fixedly sleeved on one section of side wall of the screening pipe (7) close to the water inlet pipe (5), a mounting seat (2) is fixedly mounted on one side of the treatment box (1) close to the water inlet pipe (5), a gear motor (4) is fixedly mounted on the top end of the mounting seat (2), a driving gear (3) is fixedly sleeved on an output shaft of the gear motor (4), and the driving gear (3) is meshed with the driven gear (8).

3. A sewage pretreatment apparatus according to claim 1, wherein: the cleaning assembly comprises a first hairbrush plate (18) arranged on one side close to the screening pipe (7), two fixing bolts (16) which are symmetrically distributed are arranged on one side, away from the first hairbrush plate (18), of the mounting plate (15), the two fixing bolts (16) penetrate through the mounting plate (15) in a threaded mode, and screw grooves matched with the fixing bolts (16) are formed in one side, away from the screening pipe (7), of the first hairbrush plate (18).

4. A sewage pretreatment apparatus according to claim 1, wherein: the water pumping assembly comprises a water pumping pump (11) fixedly arranged on one side of the treatment box (1), a water guide pipe (10) is communicated between the water pumping pump (11) and a branch pipe (13), a connecting pipe is communicated on the opposite side of the other end of the water pumping pump (11) and the filtering box (19), and spray heads (14) which are linearly distributed are fixedly arranged on the side wall of the branch pipe (13).

5. A sewage pretreatment apparatus according to claim 1, wherein: the cleaning assembly comprises a rotating rod (21) rotatably arranged in the filter box (19), and second hairbrush plates (20) distributed in an annular array are fixedly arranged on the side wall of the rotating rod (21).

6. A sewage pretreatment apparatus according to claim 1, wherein: spiral conveying blades (12) are fixedly arranged on the inner wall of the screening pipe (7).

7. A sewage pretreatment apparatus according to claim 1, wherein: the top end of the treatment box (1) is hinged with a cover plate (9).

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