CN110644592B - Solid-liquid filtering device for drainage system and use method thereof - Google Patents
Solid-liquid filtering device for drainage system and use method thereof Download PDFInfo
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- CN110644592B CN110644592B CN201910934996.6A CN201910934996A CN110644592B CN 110644592 B CN110644592 B CN 110644592B CN 201910934996 A CN201910934996 A CN 201910934996A CN 110644592 B CN110644592 B CN 110644592B
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- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F5/00—Sewerage structures
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D36/00—Filter circuits or combinations of filters with other separating devices
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- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F5/00—Sewerage structures
- E03F5/14—Devices for separating liquid or solid substances from sewage, e.g. sand or sludge traps, rakes or grates
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- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F5/00—Sewerage structures
- E03F5/22—Adaptations of pumping plants for lifting sewage
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Abstract
The invention relates to the technical field of pipeline water delivery purification, in particular to a solid-liquid filtering device for a drainage system and a using method thereof. This kind of solid-liquid filter device that drainage system used separates filtration purification treatment through solid-liquid separation mechanism and secondary filter case to water for the grit granule solid in the rivers separates out, avoids the grit granule that the aquatic contains to gather in each corner of pipeline, thereby prevents to cause the jam of pipeline, improves the guarantee ability of water delivery, reduces the maintenance degree of difficulty and the intensity of labour of water delivery pipeline.
Description
Technical Field
The invention relates to the technical field of pipeline water delivery and purification, in particular to a solid-liquid filtering device for a drainage system and a using method thereof.
Background
In the process of water delivery of a water supply and drainage system, sand and stone particles and the like contained in water can be accumulated at each corner of a pipeline along with the advancing of water flow, so that the pipeline is easily blocked, the water delivery is interrupted, a large amount of manpower and material resources are needed for maintenance, time is consumed, and the water delivery efficiency of water supply and drainage is affected.
Disclosure of Invention
The invention aims to provide a solid-liquid filtering device for a drainage system and a using method thereof, so as to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a solid-liquid filter device that drainage system used, includes the feed water tank, still includes booster mechanism, solid-liquid separation mechanism and secondary filter box, and the feed water tank is connected with booster mechanism to carry the water that needs purification treatment to solid-liquid separation mechanism through booster mechanism, solid-liquid separation mechanism is connected with the secondary filter box, and filters the water after solid-liquid separation mechanism purification treatment through the secondary filter box, and booster mechanism, solid-liquid separation mechanism and secondary filter box all are connected with the drive case.
Preferably, the pressurizing mechanism comprises a first pressurizing cylinder and a second pressurizing cylinder which are fixed on two sides of the water supply pool, the first pressurizing cylinder and the second pressurizing cylinder are communicated with the water supply pool through water inlet pipes, first one-way valves are connected to the water inlet pipes, the first pressurizing cylinder and the second pressurizing cylinder are communicated with the solid-liquid separation mechanism through water outlet pipes, and the water outlet pipes are connected with second one-way valves.
Preferably, booster mechanism is still including fixing the axostylus axostyle on the fixing base, and dead axle rotates on the axostylus axostyle and is connected with the lever, the lever is a style of calligraphy fixed connection by the same left half pole of structure and right half pole and constitutes, the bar logical groove has all been seted up to the tip of keeping away from the axostylus axostyle on left half pole and the right half pole, the equal sliding connection in inside of first pressure cylinder has the piston plate, and the inside piston plate of first pressure cylinder passes through the piston rod and is connected with the bar logical groove on the half pole on the left side, the inside piston plate of second pressure cylinder and the bar logical groove on the right half pole are connected, the lower extreme and the piston plate.
Preferably, solid-liquid separation mechanism includes a awl section of thick bamboo, and a awl section of thick bamboo from top to bottom tapers, and the upper and lower both ends mouth of a awl section of thick bamboo is fixed with into water column section of thick bamboo and blowdown column section of thick bamboo respectively, two the delivery port of outlet pipe is with the tangent line trend of the column section of thick bamboo of intaking and the lateral wall case intercommunication of the column section of thick bamboo of intaking respectively, and the last port of the column section of thick bamboo of intaking is fixed with the apron, and is fixed with first drain pipe on the apron, and the last port of first drain pipe passes through honeycomb duct and the inside intercommunication of secondary filter case, is connected with first drain pipe on the lower.
Preferably, the fixed shaft in the driving box is rotatably connected with a rotating shaft, the rotating shaft is connected with an output shaft of a motor fixed on the outer side of the driving box through a gear set, the upper part of the rotating shaft is located in the sewage discharging column casing, a spiral blade is fixed on the side wall of the rotating shaft, and the rotating shaft and the sewage discharging column casing share the central axis.
Preferably, the secondary filter box is fixed below the driving box, the lower part of the rotating shaft penetrates through the secondary filter box, the rotating shaft is located on one section of side wall of the secondary filter box and is fixedly provided with a filter screen, the connecting part of the guide pipe and the secondary filter box is located above the filter screen, the bottom of the secondary filter box is connected with a second drain pipe, and the side wall of the secondary filter box is connected with a sewage discharge mechanism.
Preferably, the lower end of the rotating shaft is exposed to the outside of the secondary filter box, a rocker perpendicular to the rotating shaft is fixed at the lower end of the rotating shaft, and the end part of the rocker is hinged with the middle part of the right half rod through a connecting rod.
Preferably, the sewage discharging mechanism comprises a second sewage discharging pipe communicated with the secondary filter box, the second sewage discharging pipe is located above the filter screen at the connecting port of the secondary filter box, a brush strip is fixed on one side of the connecting port of the second sewage discharging pipe and the secondary filter box, the brush strip is located above the filter screen and can clean the upper surface of the filter screen, a guide sleeve is fixed on one side of the second sewage discharging pipe, a valve plate capable of plugging the second sewage discharging pipe is inserted in the guide sleeve in a sliding mode, and a through hole is formed in the valve plate.
Preferably, the sewage discharging mechanism further comprises an ejector rod inserted on the side wall of the secondary filter box in a sliding mode and a cam fixed on the rotating shaft, the side wall of the cam is in contact connection with the end of the ejector rod located inside the secondary filter box, the ejector rod is L-shaped, the lower end of the ejector rod is fixedly connected with the valve plate, the outer side wall of the ejector rod and the outer side wall of the secondary filter box are connected through a spring, a plugging plate capable of plugging a connecting port of the second sewage discharging pipe and the secondary filter box is hinged to one section of the ejector rod located inside the secondary filter box, a pressing block limiting the plugging plate is further fixed on the ejector rod, and the pressing block is located on one side, away from the second.
On the other hand, the invention also provides a using method of the solid-liquid filtering device for the drainage system, which comprises the following steps:
the method comprises the following steps: the pressurizing mechanism is driven by the driving box, and water in the water supply tank is pumped out and pressurized and conveyed to the solid-liquid separation mechanism;
step two: the solid-liquid separation mechanism carries out primary separation and purification treatment on water, conveys the treated water into a secondary filter tank, and then carries out secondary filtration and purification treatment;
step three: the blowdown mechanism is fixed to the inside filterable grit granule of secondary filter case and is carried out centralized processing and discharge.
Compared with the prior art, the invention has the beneficial effects that:
in the invention, water in the water supply tank is pumped out by the pressurizing mechanism and is pressurized and conveyed to the solid-liquid separation mechanism for primary separation and purification treatment, so that the sand and stone particle solids in the water flow are separated, the sand and stone particles contained in the water are prevented from accumulating at each corner of the pipeline, thereby preventing the blockage of the pipeline, improving the guarantee capability of water delivery, reducing the maintenance difficulty and labor intensity of the water delivery pipeline, then the water is filtered and purified by a secondary filter tank, the content of sand and stone particle solids in the water is further reduced, the occurrence rate of pipeline blockage is greatly reduced in the water delivery process, and the inside filter screen of secondary filter case has self-cleaning to be convenient for collect the filterable grit granule solid of filter screen, make things convenient for centralized processing's function, reduce the manual cleaning degree of difficulty and intensity of labour, long when improve equipment's continuous use.
Drawings
FIG. 1 is a first schematic view of the cross-sectional structure of the final assembly of the present invention;
FIG. 2 is a schematic view of the cross-sectional structure of the final assembly of the present invention;
FIG. 3 is a schematic view of the cross-sectional structure A-A of FIG. 1;
FIG. 4 is a schematic cross-sectional view of a secondary filter box according to the present invention;
FIG. 5 is a schematic view of a cross-sectional structure B-B in FIG. 1;
FIG. 6 is an enlarged view of the first embodiment at C in FIG. 4;
fig. 7 is an enlarged schematic view of the second structure at C in fig. 4.
In the figure: 1-a water supply tank; 2-a first pressurized cylinder; 3-a second pressure cylinder; 4-water inlet pipe; 5-water outlet pipe; 6-a first one-way valve; 7-a second one-way valve; 8-cone; 9-water inlet column casing; 10-a blowdown column casing; 11-a first drain pipe; 12-a secondary filter tank; 13-a flow guide pipe; 14-a drive box; 15-a motor; 16-a rotating shaft; 17-helical leaves; 18-a first drain pipe; 19-a filter screen; 20-a pollution discharge mechanism; 21-a second drain pipe; 22-rocker; 23-a fixed seat; 24-an axle rod; 25-left half bar; 26-right half bar; 27-a connecting rod; 28-strip-shaped through grooves; 29-a piston rod; 30-a piston plate; 31-a cam; 32-brushing strips; 33-a mandril; 34-plugging plates; 35-a spring; 36-a second sewage draining pipe; 37-a valve plate; 38-a through hole; 39-a guide sleeve; 40-a block for buckling.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by workers skilled in the art without any inventive work based on the embodiments of the present invention, are within the scope of the present invention.
Referring to fig. 1 to 7, the present invention provides a technical solution: the utility model provides a solid-liquid filter device that drainage system used, includes water supply tank 1, still includes booster mechanism, solid-liquid separation mechanism and secondary filter box 12, and water supply tank 1 is connected with booster mechanism to carry the water that needs purification treatment to solid-liquid separation mechanism through booster mechanism, solid-liquid separation mechanism is connected with secondary filter box 12, and filters the water after solid-liquid separation mechanism purification treatment through secondary filter box 12, and booster mechanism, solid-liquid separation mechanism and secondary filter box 12 all are connected with drive case 14.
In the embodiment, the pressurizing mechanism comprises a first pressurizing cylinder 2 and a second pressurizing cylinder 3 which are fixed at both sides of the water supply tank 1, the first pressurizing cylinder 2 and the second pressurizing cylinder 3 are both communicated with the water supply tank 1 through a water inlet pipe 4, and the water inlet pipe 4 is connected with a first one-way valve 6, the conduction direction of the first one-way valve 6 between the first pressure cylinder 2 and the water supply tank 1 is that the water supply tank 1 points to the first pressure cylinder 2, the conduction direction of the first one-way valve 6 between the second pressure cylinder 3 and the water supply tank 1 is that the water supply tank 1 points to the second pressure cylinder 3, the first pressure cylinder 2 and the second pressure cylinder 3 are both communicated with the solid-liquid separation mechanism through a water outlet pipe 5, and the water outlet pipe 5 is connected with a second one-way valve 7, the conduction direction of the second one-way valve 7 between the first pressure cylinder 2 and the water inlet column barrel 9 is that the first pressure cylinder 2 points to the water inlet column barrel 9, and the conduction direction of the second one-way valve 7 between the second pressure cylinder 3 and the water inlet column barrel 9 is that the second pressure cylinder 3 points to the water inlet column barrel 9.
In this embodiment, the pressurizing mechanism further includes a shaft lever 24 fixed on the fixing base 23, and a fixed shaft on the shaft lever 24 is rotatably connected with a lever, wherein the fixing base 23 is an apparatus base, such as a bearing frame, a rack, etc., and bears each component of an apparatus, and the position of the shaft lever is fixed, the lever is formed by fixedly connecting a left half rod 25 and a right half rod 26 having the same structure in a straight shape, the end portions of the left half rod 25 and the right half rod 26, which are far away from the shaft lever 24, are respectively provided with a strip-shaped through groove 28, the inside of the first pressurizing cylinder 2 is respectively connected with a piston plate 30 in a sliding manner, the piston plate 30 inside the first pressurizing cylinder 2 is connected with the strip-shaped through groove 28 on the left half rod 25 through a piston rod 29, the piston plate 30 inside the second pressurizing cylinder 3 is connected with the strip-shaped through groove 28 on the right half rod 26, the lower end of.
In this embodiment, solid-liquid separation mechanism is including awl section of thick bamboo 8, and awl section of thick bamboo 8 from top to bottom tapering, and the upper and lower both ends mouth of awl section of thick bamboo 8 is fixed with into water column 9 and blowdown column 10 respectively, two the delivery port of outlet pipe 5 is fixed with the apron respectively with the tangent trend of intaking column 9 and the lateral wall case intercommunication of intaking column 9, the last port of intaking column 9, and be fixed with first drain pipe 11 on the apron, the last port of first drain pipe 11 passes through honeycomb duct 13 and the inside intercommunication of secondary filter case 12, is connected with first blowdown pipe 18 on the lower port lateral wall of blowdown column 10.
In this embodiment, the driving box 14 is rotatably connected with a rotating shaft 16 in a fixed-axis manner, the rotating shaft 16 is connected with an output shaft of a motor 15 fixed on the outer side of the driving box 14 through a gear set, the upper part of the rotating shaft 16 is located inside the pollution discharge column 10, a spiral blade 17 is fixed on the side wall of the rotating shaft, and the rotating shaft 16 and the pollution discharge column 10 share a central axis.
In this embodiment, the secondary filter tank 12 is fixed below the driving tank 14, the lower portion of the rotating shaft 16 penetrates through the secondary filter tank 12, the rotating shaft 16 is fixed with a filter screen 19 on a section of the side wall of the secondary filter tank 12, the connecting portion of the draft tube 13 and the secondary filter tank 12 is located above the filter screen 19, the bottom of the secondary filter tank 12 is connected with a second drain pipe 21, and the side wall of the secondary filter tank 12 is connected with a sewage draining mechanism 20.
In this embodiment, the lower end of the rotating shaft 16 is exposed to the outside of the secondary filter tank 12, the lower end of the rotating shaft 16 is fixed with a rocker 22 perpendicular to the rotating shaft, the end of the rocker 22 is hinged to the middle of the right half-rod 26 through a connecting rod 27, and the hinged manner is a ball hinge.
In this embodiment, the sewage discharging mechanism 20 includes the second sewage discharging pipe 36 communicated with the secondary filtering tank 12, the connecting port of the second sewage discharging pipe 36 and the secondary filtering tank 12 is located above the filtering net 19, and the connecting port of the second sewage discharging pipe 36 and the secondary filtering tank 12 is fixed with the brush strip 32 on one side, and the brush strip 32 is located above the filtering net 19, and can clean the upper surface of the filtering net 19, one side of the second sewage discharging pipe 36 is fixed with the guide sleeve 39, and the valve plate 37 capable of blocking the second sewage discharging pipe 36 is slidably inserted in the guide sleeve 39, and the through hole 38 is formed in the valve plate 37.
In this embodiment, the sewage discharging mechanism 20 further includes a push rod 33 inserted on the side wall of the secondary filtering tank 12 in a sliding manner, and a cam 31 fixed on the rotating shaft 16, and the side wall of the cam 31 is in contact connection with an end of the push rod 33 located inside the secondary filtering tank 12, the push rod 33 is L-shaped, and the lower end of the push rod is fixedly connected with a valve plate 37, the push rod 33 is connected with the outer side wall of the secondary filtering tank 12 through a spring 35, the push rod 33 located on a section inside the secondary filtering tank 12 is hinged with a blocking plate 34 capable of blocking a connection port of the secondary filtering tank 12 and the second sewage discharge pipe 36, the push rod 33 is further fixed with a retaining block 40 for limiting the blocking plate 34, the retaining block 40 is located on a side of the blocking plate 34 away from the second sewage discharge pipe 36, when the blocking plate 34 is attached to the retaining block 40, the lower side edge of the blocking plate 34 is in contact with the upper surface of the filter. In addition, in the process that the plugging plate 34 moves away from the second sewage discharge pipe 36, the plugging plate can move relative to the buckling block 40 under the resistance of water flow, the upper end of the plugging plate 34 rotates, and the lower end of the plugging plate moves to a position close to the second sewage discharge pipe 36, so that the lower side edge of the plugging plate is not in contact with the upper surface of the filter screen 19, and impurities are effectively prevented from being accumulated at the lower side edge of the buckling block 40.
The invention also provides a use method of the solid-liquid filtering device for the drainage system, which comprises the following steps:
the method comprises the following steps: the motor 15 is started, the motor 15 drives the rotating shaft 16 to rotate through the gear set, the rotation of the rotating shaft 16 drives the rocker 22 to synchronously rotate, the rocker 22 drives the lever to rotate around the shaft lever 24 in a vertical plane through the connecting rod 27, the right half rod 26 is pulled up and pushed down to apply force circularly in the rotating process of the rocker 22, so that the right half rod 26 swings up and down circularly around the shaft lever 24, the left half rod 25 swings in the direction opposite to that of the right half rod 26 according to the lever principle, the up and down swinging of the right half rod 26 drives the corresponding piston rod 29 to move up and down through the strip-shaped through groove 28, so that the piston rod 29 drives the piston plate 30 inside the second pressurizing cylinder 3 to move up and down in the second pressurizing cylinder 3, and the rotating motion of the rotating shaft 16 on the horizontal plane is converted into the up and down swinging of the lever in a circular reciprocating manner on the vertical, the structure is simple, the realization is easy, and the maintenance is convenient;
when the piston plate 30 moves upward, the space inside the second pressure cylinder 3 is increased, the pressure is reduced, the water inside the water supply tank 1 enters the inside of the second pressure cylinder 3 through the water inlet pipe 4 by using the pressure difference, at this time, because the conduction direction of the second check valve 7 is that the second pressure cylinder 3 points to the water inlet cylinder 9, the water cannot be sucked from the corresponding water outlet pipe 5, when the piston plate 30 moves downward, the space inside the second pressure cylinder 3 is reduced, the pressure is increased, the water inside the second pressure cylinder 3 is conveyed to the water inlet cylinder 9 through the water outlet pipe 5 by using the pressure difference, at this time, because the conduction direction of the first check valve 6 is that the water supply tank 1 points to the second pressure cylinder 3, the water inside the second pressure cylinder 3 cannot be pressed into the water supply tank 1, the backflow is avoided, because the movement direction of the left half rod 25 is always opposite to the movement direction of the right half rod 26, when the piston plate 30 inside the second pressure cylinder 3 moves upward, the piston plate 30 in the first booster cylinder 2 moves downwards, so that continuous water absorption of the water supply tank 1 can be realized, pause is not needed, water supply continuity is realized, and working efficiency is improved, wherein the first one-way valve 6 and the second one-way valve 7 realize one-way conveying of water flow, so that idle consumption caused by backflow is avoided, energy is saved, and efficiency is improved;
step two: the water outlet pipe 5 conveys pressurized water flow to the inside of the water inlet column barrel 9 along the tangential direction of the inner wall of the water inlet column barrel 9, the water flow changes from linear motion to rotary motion along the inner wall of the water inlet column barrel 9, solids such as sand and stone particles in the water flow are acted by centrifugal force after rotation, the water flow approaches to the inner wall of the water inlet column barrel 9 and moves along the inner wall of the water inlet column barrel 9, moves downwards along the inner wall of the water inlet column barrel 9 under the action of self gravity and enters the cone barrel 8, the solid particles move downwards along the inner wall of the cone barrel 8 in a spiral manner under the action of rotation and centrifugal force, the diameter of the inner wall of the cone barrel 8 is gradually reduced from top to bottom, so that the water flow can be kept at a higher rotation speed, the solid-liquid separation efficiency is improved, the separated water is positioned at the central axis of the cone barrel 8 and is discharged from the first water discharge pipe 11 and enters the inside of the secondary filter, the separated sand and stone particle solids flow to the inside of the sewage discharge column casing 10, the rotating shaft 16 rotates and simultaneously discharges the sand and stone particle solids from the first sewage discharge pipe 18 through the spiral blades 17, primary separation and purification of water are realized, the sand and stone particle solids in the water flow are separated by utilizing the flow velocity of the pressurized water flow and the action of the water inlet column casing 9 and the cone casing 8, and the sand and stone particles contained in the water are prevented from accumulating at each corner of the pipeline, so that the pipeline is prevented from being blocked, the guarantee capacity of water delivery is improved, and the maintenance difficulty and the labor intensity of the water delivery pipeline are reduced;
step three: the water conveyed to the inside of the secondary filter tank 12 by the draft tube 13 is filtered again by the filter screen 19 and then discharged into a water conveying pipeline by the second water discharge pipe 21 at the bottom of the secondary filter tank 12, so that the water is further filtered, the content of solid particles in the water is greatly reduced, and the occurrence rate of pipeline blockage is greatly reduced in the water conveying process;
in the process that the filter screen 19 further filters water entering the secondary filter tank 12, the rotating shaft 16 rotates and simultaneously drives the filter screen 19 to rotate, the filter screen 19 moves relative to the brush strip 32 in the rotating process, the brush strip 32 is fixed, and the filter screen 19 is driven by the rotating shaft 16 to rotate around the rotating shaft 16, as shown in fig. 5, in the embodiment, the filter screen 19 rotates clockwise, in the rotating process of the filter screen 19, the brush strip 32 brushes away sand and stone particle dirt adhered to the surface of the filter screen 19 and accumulates on one side of the brush strip 32 close to the second drain pipe 36, the brush strip 32 enables the filter screen 19 to always keep good smoothness, mesh blockage of the filter screen 19 is avoided, and therefore, the filtering efficiency is improved, automatic cleaning can be achieved, the manual cleaning difficulty and labor intensity are reduced, and the continuous use duration of the device is prolonged;
in the process that the rotating shaft 16 rotates for a circle, the cam 31 is also synchronously driven to rotate, in the initial state, under the action of the spring 35, one end of the ejector rod 33, which is positioned inside the secondary filter tank 12, is in abutting contact with the position, which is on the outer side wall of the cam 31 and is close to the rotation axis of the cam, so that the valve plate 37 blocks the second sewage discharge pipe 36 under the action of the ejector rod 33, the situation that water which enters the secondary filter tank 12 and is not filtered is discharged through the second sewage discharge pipe 36 is avoided, and the blocking plate 34 on the ejector rod 33 is far away from the connecting port of the second sewage discharge pipe 36 and the secondary filter tank 12, so that the blocking plate 34 can push the sandstone particle solids accumulated at the brush bar 32 into the second sewage discharge pipe 36 to be collected in a concentrated manner in the subsequent process of blocking the connecting port of the second;
with the rotation of the cam 31, when the end of the push rod 33 inside the secondary filtering tank 12 is in abutting contact with the position on the outer side wall of the cam 31 far from the rotation axis thereof, the cam 31 applies force to the push rod 33, the push rod 33 moves towards the outside of the secondary filtering tank 12 against the resistance of the spring 35, and drives the valve plate 37 to move towards the outside of the guide sleeve 39, so that the through hole 38 on the valve plate 37 is communicated with the inside of the second sewage discharge pipe 36, the push rod 33 moves outwards and simultaneously drives the blocking plate 34 to approach to the connecting port of the second sewage discharge pipe 36 and the secondary filtering tank 12, as shown in fig. 6, the direction shown by the arrow in fig. 6 is the moving direction of the blocking plate 34, and in the process that the blocking plate 34 approaches to the second sewage discharge pipe 36, the blocking plate 34 abuts against the abutting block 40 under the reaction force of water flow, so that the solid sand particles accumulated at the brush bar 32 are pushed into the second sewage discharge pipe 36, and the sand particles filtered on the, after entering the second sewage discharge pipe 36, the sand particles are discharged through the through hole 38 on the valve plate 37, and the ejector rod 33 moves outwards and simultaneously drives the blocking plate 34 to block the connecting port between the second sewage discharge pipe 36 and the secondary filter tank 12, so that the situation that water which enters the secondary filter tank 12 and is not filtered is discharged through the second sewage discharge pipe 36 is avoided;
the cam 31 moves continuously to make the push rod 33 move from a position far away from the rotation center line of the cam 31 to a position close to the cam, so that under the action of the spring 35, the push rod 33 moves towards the inside of the secondary filter tank 12 and resets, so that the plugging plate 34 and the valve plate 37 reset, as shown in fig. 7, the direction indicated by the arrow in fig. 7 is the moving direction of the plugging plate 34, the plugging plate 34 is far away from the second sewage discharge pipe 36 in the resetting process, the plugging plate 34 rotates around the shaft in the direction far away from the buckling block 40 under the reaction force of water flow, so that the lower side of the plugging plate 34 is far away from the upper surface of the filter screen 19, and further impurities near the center of the circle on the filter screen 19 can be discharged from the second sewage discharge pipe 36 in the process that the plugging plate 34 approaches the second sewage discharge pipe 36 next time, one-way reciprocating type sand granule solid discharge is realized, the filtering effect is improved, and the valve plate 37 is synchronously driven to, and then make the through-hole 38 of valve plate 37 be located the uide bushing 39, the valve plate 37 carries out the shutoff to second blow off pipe 36, the connector of second blow off pipe 36 and secondary filter case 12 is kept away from to shutoff board 34, convenient centralized treatment filter screen 19 filterable grit granule solid, thereby further make the grit granule solid in the rivers separate out, the grit granule that avoids the aquatic to contain is gathered at each corner of pipeline, thereby prevent to cause the jam of pipeline, improve the guarantee ability of water delivery, reduce the maintenance degree of difficulty and the intensity of labour of water pipeline.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the preferred embodiments of the present invention are described in the above embodiments and the description, and are not intended to limit the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (4)
1. The utility model provides a solid-liquid filter device that drainage system used, includes water supply tank (1), its characterized in that: the water supply tank (1) is connected with the pressurization mechanism, water needing purification treatment is conveyed to the solid-liquid separation mechanism through the pressurization mechanism, the solid-liquid separation mechanism is connected with the secondary filter tank (12), the water purified by the solid-liquid separation mechanism is filtered through the secondary filter tank (12), and the pressurization mechanism, the solid-liquid separation mechanism and the secondary filter tank (12) are all connected with the driving tank (14); the water supply device is characterized in that the pressurizing mechanism comprises a first pressurizing cylinder (2) and a second pressurizing cylinder (3) which are fixed on two sides of the water supply pool (1), the first pressurizing cylinder (2) and the second pressurizing cylinder (3) are communicated with the water supply pool (1) through a water inlet pipe (4), the water inlet pipe (4) is connected with a first one-way valve (6), the first pressurizing cylinder (2) and the second pressurizing cylinder (3) are communicated with the solid-liquid separation mechanism through a water outlet pipe (5), and the water outlet pipe (5) is connected with a second one-way valve (7); the supercharging mechanism also comprises a shaft lever (24) fixed on the fixed seat (23), a lever is rotationally connected on the shaft lever (24) in a dead axle way, the lever is formed by fixedly connecting a left half rod (25) and a right half rod (26) which have the same structure in a straight line shape, the end parts of the left half rod (25) and the right half rod (26) far away from the shaft lever (24) are respectively provided with a strip-shaped through groove (28), the insides of the first booster cylinders (2) are all connected with piston plates (30) in a sliding way, and the piston plate (30) in the first pressure cylinder (2) is connected with the strip-shaped through groove (28) on the left half rod (25) through a piston rod (29), the piston plate (30) in the second pressure cylinder (3) is connected with the strip-shaped through groove (28) on the right half rod (26), the lower end of each piston rod (29) is fixedly connected with the corresponding piston plate (30), and the upper end of each piston rod is slidably connected with the corresponding strip-shaped through groove (28); the solid-liquid separation mechanism comprises a conical cylinder (8), the conical cylinder (8) is tapered from top to bottom, the upper end opening and the lower end opening of the conical cylinder (8) are respectively fixedly provided with a water inlet column cylinder (9) and a sewage discharge column cylinder (10), the water outlets of the two water outlet pipes (5) are respectively communicated with a side wall box of the water inlet column cylinder (9) along the tangential direction of the water inlet column cylinder (9), the upper end opening of the water inlet column cylinder (9) is fixedly provided with a cover plate, a first water outlet pipe (11) is fixedly arranged on the cover plate, the upper end opening of the first water outlet pipe (11) is communicated with the interior of the secondary filter box (12) through a flow guide pipe (13), and the side wall of the lower end opening of the sewage discharge column cylinder (10) is connected with a first sewage discharge pipe (; a rotating shaft (16) is connected to the inside of the driving box (14) in a fixed-shaft rotating mode, the rotating shaft (16) is connected with an output shaft of a motor (15) fixed to the outer side of the driving box (14) through a gear set, the upper portion of the rotating shaft (16) is located inside the pollution discharge column barrel (10), spiral blades (17) are fixed to the side wall of the rotating shaft, and the rotating shaft (16) and the pollution discharge column barrel (10) share the central axis; the secondary filter box (12) is fixed below the driving box (14), the lower part of the rotating shaft (16) penetrates through the secondary filter box (12), the rotating shaft (16) is positioned on one section of side wall of the secondary filter box (12) and is fixedly provided with a filter screen (19), the connecting part of the guide pipe (13) and the secondary filter box (12) is positioned above the filter screen (19), the bottom of the secondary filter box (12) is connected with a second drain pipe (21), and the side wall of the secondary filter box (12) is connected with a sewage discharge mechanism (20); the sewage discharge mechanism (20) comprises a second sewage discharge pipe (36) communicated with the secondary filter tank (12), the connecting port of the second sewage discharge pipe (36) and the secondary filter tank (12) is positioned above the filter screen (19), a brush strip (32) is fixed on one side of the connecting port of the second sewage discharge pipe (36) and the secondary filter tank (12), the brush strip (32) is positioned above the filter screen (19) and can clean the upper surface of the filter screen (19), a guide sleeve (39) is fixed on one side of the second sewage discharge pipe (36), a valve plate (37) capable of plugging the second sewage discharge pipe (36) is inserted in the guide sleeve (39) in a sliding mode, and a through hole (38) is formed in the valve plate (37);
blowdown mechanism (20) still include slip grafting ejector pin (33) on secondary filter case (12) lateral wall and fix cam (31) on pivot (16), and the lateral wall and ejector pin (33) of cam (31) are located the inside end contact of secondary filter case (12) and are connected, ejector pin (33) are L shape, and its lower extreme and valve plate (37) fixed connection, be connected through spring (35) between the lateral wall of ejector pin (33) and secondary filter case (12), ejector pin (33) are located that one section of secondary filter case (12) inside articulates has closure plate (34) that can be to the connector shutoff of second blow off pipe (36) and secondary filter case (12), and still is fixed with on ejector pin (33) to closure plate (34) spacing knot piece (40) of supporting.
2. The solid-liquid filtering device for the drainage system according to claim 1, wherein: the lower end of the rotating shaft (16) is exposed to the outside of the secondary filter box (12), a rocker (22) vertical to the rotating shaft (16) is fixed at the lower end of the rotating shaft (16), and the end part of the rocker (22) is hinged with the middle part of the right half rod (26) through a connecting rod (27).
3. The solid-liquid filtering device for the drainage system according to claim 1, wherein: the abutting block (40) is positioned on one side of the plugging plate (34) departing from the second sewage draining pipe (36).
4. A method of using a solid-liquid filtering device for a drainage system according to any one of claims 1 to 3, wherein: the method comprises the following steps:
the method comprises the following steps: the pressurizing mechanism is driven by the driving box (14), and water in the water supply tank (1) is pumped out and pressurized and conveyed to the solid-liquid separation mechanism;
step two: the solid-liquid separation mechanism carries out primary separation and purification treatment on water, conveys the treated water into a secondary filter tank, and then carries out secondary filtration and purification treatment;
step three: the sewage discharge mechanism is used for carrying out centralized treatment and discharge on the sand and stone particles filtered in the secondary filter box (12).
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