CN218589955U - Continuous flushing sand filtering device for sewage treatment - Google Patents

Abstract

The utility model discloses a sewage treatment is with washing sand filtration device in succession, including a jar body, filter and agitator, the supporting leg is installed to the outer wall of the jar body, the filter plate is installed to the inner wall of filter, sealed shell is installed at the top of filter, two sets of micromotors are installed to the inner wall of sealed shell, power supply unit installs to the inner wall of sealed shell, the outer wall of screw lead screw encircles and installs the sliding ring, the outer wall mounting of sliding ring has the link, the scraper blade is installed to the outer wall of link. The utility model discloses an install filter and scraper blade and can prevent that sewage treatment from using, when sewage flows, the filter plate can filter the filter sand that carries in the water source that flows, after the outer wall of filter plate adsorbs there is more impurity, makes two sets of micro motor's output rotate in step and drives the scraper blade and remove, and when the scraper blade removed, can clear away the collection to the absorbent filter sand of filter plate outer wall, clear away the collection to the absorbent filter sand of filter plate outer wall.

Description

Continuous flushing sand filtering device for sewage treatment

Technical Field

The utility model relates to a wash sand filtration device technical field, specifically be a sewage treatment is with washing sand filtration device in succession.

Background

Sewage treatment both is the process of purifying it for making sewage reach the quality of water requirement of discharging into a certain water or reuse, the filter sand is a filter material that is used for filtering sewage treatment, mainly adsorb solid-state particle and colloid in the sewage, make the water clearer, when driving the absorptive impurity of filter sand outer wall, can use the sand filter that washes in succession usually, come to clean the filter sand, wash the sand filter that washes in succession and can drive the absorptive impurity of filter sand outer wall, make the filter sand recycle, current wash the sand filter that washes in succession when cleaning the filter sand, when clean water flow to external, can carry a small amount of filter sand and flow to external, unnecessary loss has been caused, consequently, need the structure can filter the collection to the small amount of filter sand that washs the water and carry, prevent the waste of filter sand.

The existing sand washing and filtering device has the defects that:

patent document CN 2120067851U discloses a sewage continuous filtration device, and the right of protection "includes casing, water distribution mechanism, sand lifting and washing mechanism, water outlet and receiving mechanism and backwashing water and receiving mechanism, the lower extreme of casing lateral surface is provided with a plurality of landing leg, be provided with the connecting pipe on the surface of casing lower extreme, the both sides of connecting pipe are provided with evacuation pipe and discharge opening respectively, the inside lower extreme of casing is provided with the sand distributor, the inside upper and lower extreme and four sides at the sand distributor of casing all are provided with quartz sand, water distribution mechanism, sand lifting and washing mechanism, water outlet and receiving mechanism and backwashing water and receiving mechanism all set up on the casing. The utility model discloses simple structure, reasonable in design, the filtration process goes on in equipment with the backwash process simultaneously, can 24 hours automatic continuous operation, need not to shut down the back flush, carries sand and washed-out sand structure and has replaced traditional high-power back flush system, and except quartz sand filter material, there is not any rotating member in the operation process, and the fault rate is low, and the maintenance cost is low.

However, the continuous sewage filtering apparatus disclosed in the above publication mainly considers the problem of reducing the failure rate of the equipment, and does not consider the problem of preventing the washed filter sand from flowing to the outside along with the water source, which causes waste.

Therefore, there is a need to develop a structure for filtering and collecting lost filter sand, so as to prevent waste of the filter sand for sewage treatment during cleaning.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a sewage treatment is with washing sand filter equipment in succession to the problem that the water source flow to the external world is followed to the filter sand that prevents to wash that proposes in solving above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a continuous washing sand filtering device for sewage treatment comprises a tank body, a filter and an agitator, wherein the outer wall of the tank body is provided with a supporting leg;

the filter comprises a filter, a sealing shell, a power supply assembly, a threaded screw rod, a sliding ring and a connecting frame, wherein the filter plate is installed on the inner wall of the filter, the sealing shell is installed at the top of the filter, two groups of micro motors are installed on the inner wall of the sealing shell, the power supply assembly is installed on the inner wall of the sealing shell, the output end of each micro motor acts on the threaded screw rod more effectively, the sliding ring is installed on the outer wall of the threaded screw rod in a surrounding mode, and the connecting frame is installed on the outer wall of the sliding ring;

and a scraping plate is arranged on the outer wall of the connecting frame.

Preferably, the inner wall of the tank body is provided with a sand lifting pipe, the outer wall of the tank body is provided with a water inlet pipe, one end of the water inlet pipe extends into the tank body, the outer wall of the water inlet pipe is provided with a transmission pipe, and the bottom end of the transmission pipe is provided with a water distributor.

Preferably, the outer wall of the tank body is provided with a drain pipe, and one end of the drain pipe extends to the inside of the filter.

Preferably, the outer wall of the tank body is provided with a tank body, and the inner wall of the tank body is provided with an air pump.

Preferably, the outer wall of the conveying pipe is provided with a plurality of groups of vent grooves in a surrounding manner, and a plurality of groups of air injection holes are arranged at the tops of the vent grooves.

Preferably, the outer wall of the conveying pipe is provided with a bearing in a surrounding mode, the outer wall of the bearing is provided with an agitator in a surrounding mode, the outer wall of the agitator is provided with a batten in a surrounding mode, the top of the batten is provided with a stirring shaft, and the top of the agitator is provided with a first gear.

Preferably, the outer wall of the transmission pipe is provided with a sealing box, the inner wall of the sealing box is provided with a motor, the output end of the motor is provided with a second gear, and the second gear is meshed with the first gear.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses an install filter and scraper blade and can prevent sewage treatment usefulness, the filter sand that washes flows to the external world along with the water source, the sewage that washes the filter sand enters into the inside of filter after entering into the inside of drain pipe and discharges to the external world, when sewage flows, the filter plate can filter the filter sand that carries in the water source that flows, it goes to the external world to reach the filter sand that prevents to purify along with the water source flow, after the outer wall of filter plate adsorbs there is more impurity, make the power supply module be the micromotor and pass through the energy, make the output of two sets of micromotors rotate the drive screw thread lead screw in step, make the sliding ring shift position when the screw thread lead screw rotates, drive the link shift position when moving, drive the scraper blade when the link shift, when the scraper blade moves, the one end of scraper blade is laminated with the outer wall of filter plate, can clear away the collection to the absorbent filter sand of filter plate outer wall, reach and clear away the purpose of collecting the absorbent filter sand of filter plate outer wall, can prevent that the purified filter sand from flowing to the external world effectively, simultaneously, can prevent that the filter plate from filtering many times from filtering after filtering, the filter sand, the outer wall can adsorb adsorbate, influence more filtration effect of filter plate;

2. the utility model discloses an install agitator and stirring shaft and can improve the cleaning efficiency to the filter sand, after the filter sand enters into the inner wall of jar body, when washing the filter sand, make air pump work produce atmospheric pressure, atmospheric pressure enters into the inside of air duct through the pipeline, the gas of air duct inside enters into the inside of jar body through the fumarole, the filter sand that can blow jar internal wall flows, the output that makes the motor simultaneously rotates and drives No. two gear revolve, drive No. one gear revolve when No. two gear revolve and rotate, drive the agitator when a gear revolve, drive the lath shift position when the agitator rotates, drive the stirring shaft when lath removes, stir the filter sand that enters into jar internal portion sewage with treating purifying during the stirring shaft removes, when making the filter sand flow, the water-locator makes the even inside that enters into the jar body of water source, can wash the filter sand that jar internal portion flows, wash the filter sand that flows when the filter sand flows, can improve the clean effect to the filter sand, reach through the clean mesh to the filter sand.

Drawings

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

fig. 2 is a schematic sectional structure of the present invention;

FIG. 3 is a schematic view of the filter of the present invention;

fig. 4 is a schematic view of the slip ring structure of the present invention;

FIG. 5 is a schematic view of the agitator of the present invention;

fig. 6 is a schematic structural view of the seal box of the present invention.

In the figure: 1. a tank body; 2. supporting legs; 3. a sand lifting pipe; 4. a water inlet pipe; 5. a conveying pipe; 6. a water distributor; 7. a drain pipe; 8. a filter; 9. filtering the plate; 10. sealing the shell; 11. a power supply assembly; 12. a micro motor; 13. a threaded lead screw; 14. a slip ring; 15. a connecting frame; 16. a squeegee; 17. a box body; 18. an air pump; 19. a vent channel; 20. a gas injection hole; 21. a bearing; 22. an agitator; 23. a first gear; 24. a slat; 25. a stirring shaft; 26. a sealing box; 27. a motor; 28. and a second gear.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood as a specific case by those skilled in the art.

Referring to fig. 1 and 2, a continuous flushing sand filtering device for sewage treatment includes a tank 1, a filter 8 and an agitator 22, wherein support legs 2 are installed on an outer wall of the tank 1, the support legs 2 support the tank 1, a sand lifting pipe 3 is installed on an inner wall of the tank 1, after filtering sand to be flushed for sewage treatment is conveyed to the inside of the sand lifting pipe 3 by external air pressure, the filtering sand moves to the top of the sand lifting pipe 3 and enters the inside of the tank 1, a water inlet pipe 4 is installed on an outer wall of the sand filtering tank 1, one end of the water inlet pipe 4 extends to the inside of the tank 1, a conveying pipe 5 is installed on an outer wall of the water inlet pipe 4, a water distributor 6 is installed at a bottom end of the conveying pipe 5, when the filtering sand to be flushed enters the inside of the tank 1, the water inlet pipe 4 is connected with an external conveying water source, the water source enters the inside of the conveying pipe 5 through the water inlet pipe 4, the water conveying pipe 5 enables the water source to enter the inside of the water distributor 6, the water source enters the inside of the tank 1, the water distributor 6 enables the water source to enter the inside of the tank 1, a continuous flushing sand filtering sand, an input end of the tank 1 is installed with an air pump 17, an output end of the box 18 is installed on an inner wall of the box 18, and an air pump 17 of the box, and an output end of the box is connected with an air pump 17.

Referring to fig. 2, 3 and 4, a filter plate 9 is installed on the inner wall of the filter 8, a seal housing 10 is installed on the top of the filter 8, two groups of micro motors 12 are installed on the inner wall of the seal housing 10, a power supply assembly 11 is installed on the inner wall of the seal housing 10, an output end of each micro motor 12 acts on a screw 13 to a greater extent, a slip ring 14 is installed around the outer wall of each screw 13, a connecting frame 15 is installed on the outer wall of each slip ring 14, a scraper 16 is installed on the outer wall of each connecting frame 15, a drain pipe 7 is installed on the outer wall of the tank body 1, one end of each drain pipe 7 extends into the filter 8, the power supply assembly 11 is electrically connected with the micro motors 12, sewage for flushing and filtering sand enters the filter 8 and then enters the drain pipe 7 to be discharged to the outside, when the sewage flows, the filter plate 9 can filter the sand carried in the flowing water source, the purpose of preventing purified filter sand from flowing to the outside along with a water source is achieved, when more impurities are adsorbed on the outer wall of the filter plate 9, the power supply assembly 11 is enabled to be the micro motor 12 to pass through energy, the output ends of the two groups of micro motors 12 are enabled to synchronously rotate to drive the threaded lead screw 13 to rotate, the threaded lead screw 13 is enabled to move when rotating, the sliding ring 14 drives the connecting frame 15 to move when moving, the connecting frame 15 drives the scraper 16 to move when moving, when the scraper 16 moves, one end of the scraper 16 is attached to the outer wall of the filter plate 9, the filter sand adsorbed on the outer wall of the filter plate 9 can be cleared, the purpose of clearing the filter sand adsorbed on the outer wall of the filter plate 9 is achieved, the purified filter sand can be effectively prevented from flowing to the outside, and meanwhile, after the filter sand is filtered by the filter plate 9 for multiple times, more adsorbates can be adsorbed on the outer wall, and the filtering effect of the filter plate 9 is affected.

Referring to fig. 5 and 6, a plurality of sets of vent grooves 19 are installed around the outer wall of the conveying pipe 5, a plurality of sets of air injection holes 20 are installed at the top of the vent grooves 19, a bearing 21 is installed around the outer wall of the conveying pipe 5, an agitator 22 is installed around the outer wall of the bearing 21, a batten 24 is installed around the outer wall of the agitator 22, an agitating shaft 25 is installed at the top of the batten 24, a first gear 23 is installed at the top of the agitator 22, a seal box 26 is installed at the outer wall of the conveying pipe 5, a motor 27 is installed on the inner wall of the seal box 26, a second gear 28 is installed at the output end of the motor 27, the second gear 28 is meshed with the first gear 23, when the filtered sand is washed after entering the inner wall of the tank body 1, the air pump 18 is operated to generate air pressure, and the air pressure enters the interior of the vent grooves 19 through a pipeline, the gas in the aeration tank 19 enters the tank 1 through the air jet holes 20, and blows the filtering sand on the inner wall of the tank 1 to flow, meanwhile, the output end of the motor 27 rotates to drive the second gear 28 to rotate, the second gear 28 rotates to drive the first gear 23 to rotate, the first gear 23 rotates to drive the agitator 22, the agitator 22 rotates to drive the lath 24 to move, the lath 24 moves to drive the agitating shaft 25 to move, the agitating shaft 25 moves to agitate the filtering sand to be purified for sewage treatment in the tank 1, when the filtering sand flows, the water distributor 6 enables a water source to uniformly enter the tank 1, the filtering sand flowing in the tank 1 can be cleaned, the filtering sand flows to be cleaned, the cleaning effect of the filtering sand can be improved, and the purpose of cleaning the filtering sand is achieved.

The working principle is that firstly, when the filter sand to be washed enters the tank body 1, the water inlet pipe 4 is connected with an external conveying water source, the water source enters the conveying pipe 5 through the water inlet pipe 4, the conveying pipe 5 enables the water source to enter the water distributor 6, the water distributor 6 enables the water source to uniformly enter the tank body 1, the filter sand entering the tank body 1 is washed, the filter sand can be continuously washed, after the filter sand enters the inner wall of the tank body 1, when the filter sand is washed, the air pump 18 works to generate air pressure, the air pressure enters the ventilating groove 19 through a pipeline, the air inside the ventilating groove 19 enters the tank body 1 through the air jet holes 20, the filter sand on the inner wall of the tank body 1 is blown to flow, meanwhile, the output end of the motor 27 rotates to drive the second gear 28 to rotate, the first gear 23 is driven to rotate when the second gear 28 rotates, the first gear 23 drives the stirrer 22 when rotating, the stirrer 22 drives the lath 24 to move when rotating, the lath 24 drives the stirring shaft 25 to move when moving, the stirring shaft 25 stirs the filter sand to be purified for treating the sewage entering the tank body 1 when moving, the water distributor 6 enables the water source to uniformly enter the tank body 1 when making the filter sand flow, the filter sand flowing in the tank body 1 can be cleaned, the filter sand is cleaned when making the filter sand flow, the cleaning effect of the filter sand can be improved, the purpose of cleaning the filter sand is achieved, the sewage for cleaning the filter sand enters the filter 8 and then enters the inside of the drain pipe 7 to be discharged to the outside, when the sewage flows, the filter plate 9 can filter the filter sand carried in the flowing water source, and the purpose of preventing the purified filter sand from flowing to the outside along with the water source is achieved, when more impurities are adsorbed on the outer wall of the filter plate 9, the power supply assembly 11 is a micro motor 12, the output ends of the two groups of micro motors 12 synchronously rotate to drive the threaded screw rods 13 to rotate, the threaded screw rods 13 move to drive the sliding rings 14 to move, the sliding rings 14 move to drive the connecting frames 15 to move, the connecting frames 15 move to drive the scrapers 16 to move, when the scrapers 16 move, one ends of the scrapers 16 are attached to the outer wall of the filter plate 9, filtered sand adsorbed on the outer wall of the filter plate 9 can be removed, the purpose of removing the filtered sand adsorbed on the outer wall of the filter plate 9 is achieved, purified filtered sand can be effectively prevented from flowing outside, and meanwhile, after the filtered sand is filtered by the filter plate 9 for multiple times, more adsorbates can be adsorbed on the outer wall to influence the filtering effect of the filter plate 9.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (7)

1. A continuous flushing sand filtering device for sewage treatment comprises a tank body (1), a filter (8) and an agitator (22), and is characterized in that: the outer wall of the tank body (1) is provided with supporting legs (2);

the filter plate (9) is installed on the inner wall of the filter (8), the sealing shell (10) is installed at the top of the filter (8), two groups of micro motors (12) are installed on the inner wall of the sealing shell (10), the power supply assembly (11) is installed on the inner wall of the sealing shell (10), the output end of each micro motor (12) acts on a threaded screw rod (13) in a larger mode, the sliding ring (14) is installed on the outer wall of each threaded screw rod (13) in a surrounding mode, and the connecting frame (15) is installed on the outer wall of each sliding ring (14);

and a scraper (16) is arranged on the outer wall of the connecting frame (15).

2. The continuous sand filter flushing device for sewage treatment as claimed in claim 1, characterized in that: the sand lifting pipe (3) is installed on the inner wall of the tank body (1), the water inlet pipe (4) is installed on the outer wall of the tank body (1), one end of the water inlet pipe (4) extends to the inside of the tank body (1), the transmission pipe (5) is installed on the outer wall of the water inlet pipe (4), and the water distributor (6) is installed at the bottom end of the transmission pipe (5).

3. The continuous sand filter flushing device for sewage treatment as claimed in claim 2, wherein: the outer wall of the tank body (1) is provided with a drain pipe (7), and one end of the drain pipe (7) extends to the inside of the filter (8).

4. The continuous sand filter flushing device for sewage treatment as claimed in claim 3, wherein: the outer wall of the tank body (1) is provided with a tank body (17), and the inner wall of the tank body (17) is provided with an air pump (18).

5. The continuous sand filter flushing device for sewage treatment as claimed in claim 2, characterized in that: the outer wall of the conveying pipe (5) is provided with a plurality of groups of vent grooves (19) in a surrounding mode, and a plurality of groups of air injection holes (20) are arranged at the tops of the vent grooves (19).

6. The continuous sand filter flushing device for sewage treatment as claimed in claim 5, wherein: bearing (21) are installed around the outer wall of conveying pipe (5), and agitator (22) are installed around the outer wall of bearing (21), and lath (24) are installed around the outer wall of agitator (22), and stirring shaft (25) are installed at the top of lath (24), and gear (23) are installed at the top of agitator (22).

7. The continuous sand filter washing device for sewage treatment as claimed in claim 6, wherein: a sealing box (26) is installed on the outer wall of the transmission pipe (5), a motor (27) is installed on the inner wall of the sealing box (26), a second gear (28) is installed at the output end of the motor (27), and the second gear (28) is meshed with the first gear (23).

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