CN217854765U

CN217854765U - Domestic sewage pretreatment device

Info

Publication number: CN217854765U
Application number: CN202222016827.4U
Authority: CN
Inventors: 李辉; 景建凯; 曹国庆; 孙碧辰; 王买旗; 苏涛
Original assignee: Zhongyang Hangtai Langqiang Clean Energy Co ltd
Current assignee: Zhongyang Hangtai Langqiang Clean Energy Co ltd
Priority date: 2022-08-02
Filing date: 2022-08-02
Publication date: 2022-11-22
Anticipated expiration: 2032-08-02

Abstract

The utility model provides a domestic sewage pretreatment device relates to sewage treatment technical field. This domestic sewage pretreatment device, including filtering the jar, the inside sliding connection of filtration jar has the filter screen, the inside bottom of filtration jar is rotated and is connected with the rotation cover, the inside sliding connection of rotation cover has reciprocal lead screw, filter the inside fixedly connected with dead lever of jar, the inside one-way bearing of fixedly connected with of dead lever, the inside fixedly connected with stop collar of one-way bearing, reciprocal lead screw runs through the stop collar and passes through ball nut pair with the stop collar and be connected, reciprocal lead screw top is rotated and is connected with spacing seat, reciprocal lead screw top fixedly connected with fixed block, the first scraper blade of the equal fixedly connected with in fixed block both sides, first scraper blade outside fixedly connected with clearance ring. This domestic sewage pretreatment device is convenient for clean the filter screen, clears up filtering tank inner wall, and convenient operation improves work efficiency.

Description

Domestic sewage pretreatment device

Technical Field

The utility model relates to a sewage treatment plant specifically is a domestic sewage pretreatment device, belongs to sewage treatment technical field.

Background

Domestic sewage is wastewater discharged in daily life of residents and mainly comes from residential buildings and public buildings, such as houses, institutions, schools, hospitals, shops, public places, industrial enterprise toilets and the like. The pollutants contained in the domestic sewage are mainly organic matters (such as protein, carbohydrate, fat, urea, ammonia nitrogen and the like) and a large amount of pathogenic microorganisms (such as parasitic ova, enteroinfectious viruses and the like). Organic matters existing in domestic sewage are extremely unstable and easily decomposed to generate offensive odor. Bacteria and pathogens propagate in large quantities by taking organic matters in domestic sewage as nutrition, and can cause epidemic of infectious diseases. Therefore, domestic sewage must be treated before being discharged.

Need carry out the preliminary treatment to it before domestic sewage handles, filter the great debris of wherein volume to make things convenient for subsequent processing, in the filtering process, the filter residue gathers can block up the filter screen after long-time the use, needs the manual work to clear up it, and filter tank inner wall adheres to the incrustation scale easily, and manual cleaning is inconvenient, and work efficiency is low.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model aims at providing a domestic sewage pretreatment device just in order to solve above-mentioned problem to solve among the prior art in the filtering process, the filter residue gathering can be with the filter screen jam after long-time the use, need artifically clear up it, and filter tank inner wall adheres to the incrustation scale easily, and the manual work is cleared up inconveniently, problem that work efficiency is low.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides a domestic sewage pretreatment device, includes and filters the jar, it has the filter screen to filter the inside sliding connection of jar, it is connected with the rotation cover to filter the inside bottom rotation of jar, the inside sliding connection of rotation cover has reciprocal lead screw, filter the inside fixedly connected with dead lever of jar, the one-way bearing of the inside fixedly connected with of dead lever, the inside fixedly connected with stop collar of one-way bearing, reciprocal lead screw runs through the stop collar and passes through ball nut pair with the stop collar and be connected, reciprocal lead screw top is rotated and is connected with spacing seat, spacing seat fixed connection is in the filter screen bottom, reciprocal lead screw top fixedly connected with fixed block, the first scraper blade of the equal fixedly connected with in fixed block both sides, first scraper blade outside fixedly connected with clearance ring, the clearance ring is with and filters the laminating of jar inner wall.

Preferably, clearance ring bottom fixedly connected with cleaning plate, cleaning plate and filter screen top are laminated mutually, drive the rotation of clearance ring when making first scraper blade rotate, and the rotation of clearance ring drives the rotation of cleaning plate to clear up the filter screen.

Preferably, the filter tank is internally provided with a limiting groove, the filter screen is matched with the limiting groove, so that the filter screen is limited, the filter screen slides in the filter tank, and the stability is improved.

Preferably, the inside both sides of rotating the cover have all been seted up the spout, the equal fixedly connected with slider in reciprocal lead screw bottom both sides, slider and spout looks adaptation make the spout carry on spacingly to the slider to make the rotating sleeve drive the slider to rotate when rotating, drive reciprocal lead screw when the slider rotates and rotate, and reciprocal lead screw drives the slider and slides inside the spout when rotating the inside slip of cover.

Preferably, it is a plurality of horizontal poles of cover outside fixedly connected with to rotate, it is a plurality of the equal fixedly connected with second scraper blade of horizontal pole one end, it is a plurality of the second scraper blade all with filter tank inner wall laminating, drive a plurality of horizontal poles and rotate when making the cover rotate, the horizontal pole drives the second scraper blade and rotates to clear up filter tank inner wall, prevent to filter tank inner wall adhesion debris.

Preferably, the bottom of the filter tank is fixedly connected with a motor, the output end of the motor penetrates through the bottom of the filter tank and is rotatably connected with the filter tank, and the output end of the motor is fixedly connected with the bottom end of the rotating sleeve, so that transmission is facilitated.

Preferably, it has the apron to filter tank deck portion articulated, conveniently clears up the filter screen, filter tank one side top fixedly connected with inlet tube, filter tank one side bottom fixedly connected with outlet pipe is favorable to discharging waste water.

The utility model provides a domestic sewage pretreatment device, its beneficial effect who possesses as follows:

1. this domestic sewage pretreatment device, it rotates to start to drive through the motor forward and rotate the cover, it rotates to drive the slider when rotating the cover and rotate, thereby it rotates in step to drive reciprocal lead screw, make reciprocal lead screw when rotating, it rotates to drive spacing cover inside the one-way bearing, and make reciprocal lead screw drive fixed block and rotate, the fixed block rotates and drives first scraper blade and rotates, drive the clearance board when first scraper blade rotates and rotate, be favorable to making the clearance board clear away the filterable waste residue in filter screen top, prevent that the filter residue from blockking up the filter screen, influence waste water and pass through efficiency, be convenient for clean the filter screen.

2. This domestic sewage pretreatment device, drive when starting through the motor reversal and rotate set antiport, it drives reciprocal lead screw reversal to rotate set reversal, when reciprocal lead screw reversal, one-way bearing is spacing to the stop collar, the stop collar is spacing to reciprocal lead screw, make reciprocal lead screw carry out up-and-down reciprocating motion when rotating, it rises to drive spacing seat when reciprocal lead screw rises, spacing seat drives the filter screen and rises, the filter screen rises and drives the fixed block and rise, and the fixed block drives first scraper blade and clearance ring and rises, make first scraper blade and clearance ring clear up the filtration jar inner wall, and make the filter screen rise and cross the filtration jar top, open the apron, thereby clear up the debris at filter screen top, and convenient for operation, and the work efficiency is improved.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a front sectional view of the present invention;

FIG. 3 is an enlarged view of the portion A of FIG. 2 according to the present invention;

FIG. 4 is a schematic structural view of the stop collar of the present invention;

fig. 5 is a schematic structural view of the first scraper of the present invention.

In the figure: 1. a filter tank; 2. filtering with a screen; 3. rotating the sleeve; 4. a reciprocating screw rod; 5. a one-way bearing; 6. fixing the rod; 7. a limiting seat; 8. a fixed block; 9. a first squeegee; 10. cleaning a ring; 11. cleaning the plate; 12. a limiting groove; 13. a chute; 14. a slider; 15. a cross bar; 16. a second squeegee; 17. a limiting sleeve; 18. a motor; 19. a water inlet pipe; 20. a water outlet pipe; 21. and (7) a cover plate.

Detailed Description

The embodiment of the utility model provides a domestic sewage pretreatment device.

Referring to fig. 1, fig. 2, fig. 3, fig. 4 and fig. 5, including a filter tank 1, a filter screen 2 is slidably connected inside the filter tank 1, a rotating sleeve 3 is rotatably connected to the bottom end inside the filter tank 1, a reciprocating screw rod 4 is slidably connected inside the rotating sleeve 3, a fixing rod 6 is fixedly connected inside the filter tank 1, a one-way bearing 5 is fixedly connected inside the fixing rod 6, a stop collar 17 is fixedly connected inside the one-way bearing 5, the reciprocating screw rod 4 penetrates through the stop collar 17 and is connected with the stop collar 17 through a ball nut pair, a stop seat 7 is rotatably connected to the top end of the reciprocating screw rod 4, the stop seat 7 is fixedly connected to the bottom of the filter screen 2, a fixed block 8 is fixedly connected to the top end of the reciprocating screw rod 4, first scrapers 9 are fixedly connected to both sides of the fixed block 8, a cleaning ring 10 is fixedly connected to the outer side of the first scrapers 9, the cleaning ring 10 is attached to the inner wall of the filter tank 1, a cleaning plate 11 is fixedly connected to the bottom of the cleaning ring 10, the cleaning plate 11 is attached to the top of the filter screen 2, the first scrapers 9, the cleaning ring 10 is rotated to drive the cleaning ring 10 to rotate, the filter screen 2 to rotate the filter screen 2, and drive the sliding block 14 to rotate the sliding chute 14, the sliding block 14 to drive the sliding block 14 to rotate the sliding chute 14 when the sliding chute 14, rotate a plurality of horizontal poles 15 of 3 outside fixedly connected with of cover, the equal fixedly connected with second scraper blade 16 of 15 one ends of a plurality of horizontal poles, a plurality of second scraper blades 16 all laminate mutually with filtering 1 inner wall of jar, it rotates to make to rotate a plurality of horizontal poles 15 when overlapping 3 rotates, horizontal pole 15 drives second scraper blade 16 and rotates, thereby clear up filtering 1 inner wall of jar, prevent to filter 1 inner wall adhesion debris of jar, filter 1 bottom fixedly connected with motor 18 of jar, motor 18 output runs through filtering 1 bottom of jar and is connected with filtering 1 rotation, motor 18 output and 3 bottom fixed connection of rotating the cover, the transmission of being convenient for, it has apron 21 to filter 1 top of jar, conveniently clear up filter screen 2, filter 1 one side top fixedly connected with inlet tube 19 of jar, filter 1 one side bottom fixedly connected with outlet pipe 20 of jar, be favorable to discharging waste water.

It is specific, it rotates to drive through motor 18 forward start-up and rotate cover 3, it rotates to drive slider 14 when rotating cover 3 and rotating, thereby drive reciprocal lead screw 4 and carry out synchronous rotation, make reciprocal lead screw 4 when rotating, drive stop collar 17 and rotate at one-way bearing 5 is inside, and make reciprocal lead screw 4 drive fixed block 8 and rotate, fixed block 8 rotates and drives first scraper blade 9 and rotate, it rotates to drive clearance board 11 when first scraper blade 9 rotates, be favorable to making clearance board 11 clear away the filterable waste residue in 2 tops of filter screen, prevent that the filter residue from blockking up filter screen 2, influence waste water and pass through efficiency, be convenient for clean filter screen 2.

Drive when motor 18 reverse starts and rotate cover 3 antiport, it drives reciprocal lead screw 4 reversal to rotate cover 3 reversal, when reciprocal lead screw 4 reversal, one-way bearing 5 is spacing to stop collar 17, stop collar 17 is spacing to reciprocal lead screw 4, make reciprocal lead screw 4 carry out reciprocating motion from top to bottom when rotating, it rises to drive spacing seat 7 when reciprocal lead screw 4 rises, spacing seat 7 drives filter screen 2 and rises, filter screen 2 rises and drives fixed block 8 and rise, and fixed block 8 drives first scraper blade 9 and clearance ring 10 and rises, make first scraper blade 9 and clearance ring 10 clear up filtering tank 1 inner wall, and make filter screen 2 rise to filtering tank 1 top, open apron 21, thereby clear up the debris at filter screen 2 top, convenient operation, and work efficiency is improved.

The rotating sleeve 3 drives the cross rod 15 to rotate when rotating, and the cross rod 15 drives the second scraper 16 to rotate, so that the inner wall of the filtering tank 1 is cleaned, the adhesion of sundries on the inner wall of the filtering tank 1 is prevented, and the cleaning is convenient.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a domestic sewage pretreatment device, includes filter tank (1), its characterized in that: it has filter screen (2) to cross inside sliding connection of jar (1), it is connected with and rotates cover (3) to cross the inside bottom rotation of jar (1), it has reciprocal lead screw (4) to rotate cover (3) inside sliding connection, cross inside fixedly connected with dead lever (6) of jar (1), the inside fixedly connected with one-way bearing (5) of dead lever (6), the inside fixedly connected with stop collar (17) of one-way bearing (5), reciprocal lead screw (4) run through stop collar (17) and are connected through the ball nut pair with stop collar (17), reciprocal lead screw (4) top is rotated and is connected with spacing seat (7), spacing seat (7) fixed connection is in filter screen (2) bottom, reciprocal lead screw (4) top fixedly connected with fixed block (8), first scraper blade (9) of the equal fixedly connected with in fixed block (8) both sides, first scraper blade (9) outside fixedly connected with clearance ring (10), clearance ring (10) laminate mutually with the inner wall of filtration jar (1).

2. The domestic sewage pretreatment apparatus according to claim 1, wherein: clearance ring (10) bottom fixedly connected with clearance board (11), clearance board (11) laminate mutually with filter screen (2) top.

3. The domestic sewage pretreatment apparatus according to claim 1, wherein: the filter tank is characterized in that a limiting groove (12) is formed in the filter tank (1), and the filter screen (2) is matched with the limiting groove (12).

4. The domestic sewage pretreatment apparatus according to claim 1, wherein: spout (13) have all been seted up to the inside both sides of rotating cover (3), equal fixedly connected with slider (14) in reciprocal lead screw (4) bottom both sides, slider (14) and spout (13) looks adaptation.

5. The domestic sewage pretreatment apparatus according to claim 1, wherein: rotate cover (3) outside fixedly connected with a plurality of horizontal poles (15), it is a plurality of horizontal pole (15) one end equal fixedly connected with second scraper blade (16), it is a plurality of second scraper blade (16) all laminate mutually with filtering jar (1) inner wall.

6. The domestic sewage pretreatment apparatus according to claim 1, wherein: filter jar (1) bottom fixedly connected with motor (18), motor (18) output run through filter jar (1) bottom and with filter jar (1) rotation and be connected, motor (18) output and rotation cover (3) bottom fixed connection.

7. The domestic sewage pretreatment apparatus according to claim 1, wherein: the top of the filtering tank (1) is hinged with a cover plate (21), the top of one side of the filtering tank (1) is fixedly connected with a water inlet pipe (19), and the bottom of one side of the filtering tank (1) is fixedly connected with a water outlet pipe (20).