CN113087360B - Method for efficiently concentrating sludge - Google Patents
Method for efficiently concentrating sludge Download PDFInfo
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- CN113087360B CN113087360B CN202110288871.8A CN202110288871A CN113087360B CN 113087360 B CN113087360 B CN 113087360B CN 202110288871 A CN202110288871 A CN 202110288871A CN 113087360 B CN113087360 B CN 113087360B
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F11/00—Treatment of sludge; Devices therefor
- C02F11/12—Treatment of sludge; Devices therefor by de-watering, drying or thickening
- C02F11/14—Treatment of sludge; Devices therefor by de-watering, drying or thickening with addition of chemical agents
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F11/00—Treatment of sludge; Devices therefor
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F11/00—Treatment of sludge; Devices therefor
- C02F11/02—Biological treatment
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F11/00—Treatment of sludge; Devices therefor
- C02F11/12—Treatment of sludge; Devices therefor by de-watering, drying or thickening
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F11/00—Treatment of sludge; Devices therefor
- C02F11/12—Treatment of sludge; Devices therefor by de-watering, drying or thickening
- C02F11/121—Treatment of sludge; Devices therefor by de-watering, drying or thickening by mechanical de-watering
- C02F11/122—Treatment of sludge; Devices therefor by de-watering, drying or thickening by mechanical de-watering using filter presses
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Abstract
The invention belongs to the technical field of sludge treatment, and particularly relates to a method for efficiently concentrating sludge, which comprises the following steps: pumping the sludge into a solid-liquid separation box at normal pressure, adding a flocculating agent, stirring, scraping the surface by a scraper, standing for 30-50min to enable solid matters in the sludge to sink and liquid to float upwards, and removing a liquid layer on the upper part of the solid-liquid separation box by a water pump; the solid-liquid separation box comprises a box body and a centrifugal cylinder; a pump body is arranged in the centrifugal cylinder and is positioned below the liquid level, and the pump body is fixedly connected with the inner wall of the centrifugal cylinder through a group of brackets; a first pipe and a second pipe which are mutually nested are arranged at the top of the pump body; the second pipe is in rotary sealing connection with the water outlet of the pump body; the water inlet of the pump body is communicated with the cavity between the first pipe and the second pipe; the invention directly transmits the vibration generated in the self-running process to the inside of the sludge through the pump body, and the water continuously floats upwards and moves to a clear water layer at the top of the sludge during vibration, thereby reducing the water content in the sludge.
Description
Technical Field
The invention belongs to the technical field of sludge treatment, and particularly relates to a method for efficiently concentrating sludge.
Background
With the establishment of a large number of sewage treatment plants in China, the continuous improvement and improvement of sewage treatment technologies, the treatment of sludge becomes an important link which must be considered preferentially in the design and operation of sewage plants, and sludge dewatering equipment is widely applied to the industries such as municipal domestic sewage, river water, industrial sewage and the like. The existing conventional dewatering centrifuge needs a special centrifuge, is high in price and cost, has poor sludge fluidity after dewatering, is generally used for dewatering treatment with lower water content, is not used for sludge concentration which needs to be reprocessed, and has low cost of gravity concentration and air flotation concentration but lower treatment efficiency.
Some technical schemes about sludge treatment have also appeared among the prior art, as an application number 202010404940.2's chinese patent discloses a sludge treatment's high-efficient enrichment facility and enrichment method, including fixing base, centrifugal separation barrel, the drainage subassembly that floats, shake the separation module and spiral extrusion enrichment module, centrifugal separation barrel centrifugation rotation sets up on the fixing base, the end of intaking that floats the drainage module floats and sets up in the inner chamber of centrifugal separation barrel, shake the separation module for the fixing base reciprocal setting of shaking in the vertical direction, it contains into the mud mouth to shake the separation module, it is just corresponding to first mud mouth setting to advance the mud mouth, it contains the second mud mouth to shake the separation module, spiral extrusion enrichment module sets up on shaking the separation module corresponding to the second mud mouth, and the mud in the separation module of shaking is discharged from the second mud mouth through spiral extrusion enrichment module, its with low costs and can promote sludge concentration's efficiency and lifting rate.
However, in the prior art, after sludge is centrifugally dewatered by a centrifugal cylinder, moisture in the sludge floats upwards and is layered with solid, and then upper clear water in the centrifugal cylinder is extracted by an external water pump matched with a water inlet floating on the water surface, so that solid and liquid are separated; however, in the prior art, the sludge can only discharge part of moisture under the action of centrifugal force, and much moisture in the sludge is difficult to discharge due to the adsorption of the sludge.
Therefore, the invention provides a method for efficiently concentrating sludge.
Disclosure of Invention
In order to make up the defects of the prior art, the method solves the problems that in the prior art, after sludge is centrifugally dewatered by a centrifugal cylinder, moisture in the sludge floats upwards and is layered with solid matters, and then upper-layer clear water in the centrifugal cylinder is extracted by an external water pump which is provided with a water inlet floating on the water surface, so that solid and liquid are separated; the sludge can only discharge partial moisture under the action of centrifugal force, and the sludge has the problem that more moisture is difficult to discharge due to the adsorption of the sludge.
The technical scheme adopted by the invention for solving the technical problems is as follows: the invention relates to a method for efficiently concentrating sludge, which comprises the following steps:
s1, pumping sludge into a solid-liquid separation box at normal pressure, adding a flocculating agent, stirring, leveling the surface by a scraper, standing for 30-50min to enable solid matters in the sludge to sink and liquid to float upwards, and removing a liquid layer on the upper part of the solid-liquid separation box by a water pump;
s2, adding biological flora into the sludge with the upper-layer water taken out from the S1, heating to 30-40 ℃, preserving heat for 1-2 days, then vibrating the sludge at high frequency in a decompression state to enable bubbles remaining in the sludge to float upwards and then collect, and then collecting gas discharged from the sludge and performing harmless treatment;
s3, drying and dehydrating the sludge degassed in the step S2 through a plate-and-frame filter press, and then air-drying and crushing the dehydrated sludge to finish the efficient concentration of the sludge;
the solid-liquid separation box used in the S1 comprises a box body and a centrifugal cylinder; the centrifugal cylinder is embedded into the box body and is rotationally connected with the box body, a conical discharging hopper is arranged at the bottom of the centrifugal cylinder, and an outer gear ring is fixedly connected to the periphery of the discharging hopper; a main motor is fixedly connected with the position, corresponding to the outer gear ring, in the box body through a support, and a gear fixedly connected with an output shaft of the main motor is meshed with the outer gear ring; a pump body is arranged in the centrifugal cylinder below the liquid level and is fixedly connected with the inner wall of the centrifugal cylinder through a group of brackets; the top of the pump body is provided with a first pipe and a second pipe which are mutually nested; the second pipe is in rotary sealing connection with the water outlet of the pump body; the water inlet of the pump body is communicated with the cavity between the first pipe and the second pipe; a group of U-shaped flexible pipes communicated with the cavity are uniformly distributed on the periphery of the first pipe close to the upper part, the end part of each flexible pipe is communicated with a conical water suction port, and a floating plate is fixedly connected to the periphery of the water suction port; when the centrifugal separation device is used, in the prior art, after sludge is centrifugally dewatered by the centrifugal cylinder, moisture in the sludge floats upwards and is layered with solid matters, and then upper-layer clear water in the centrifugal cylinder is extracted by an external water pump matched with a water inlet floating on the water surface, so that solid and liquid are separated; however, in the prior art, the sludge can only discharge part of moisture under the action of centrifugal force, and more moisture in the sludge is difficult to discharge due to the adsorption of the sludge, and at the moment, the pump body is arranged in the centrifugal cylinder through the bracket, so that the vibration generated in the operation process of the pump body is directly transmitted into the sludge when the pump body pumps water, the compactness of the sludge is continuously increased, the moisture remained in the sludge continuously floats upwards and moves into a clear water layer at the top of the sludge when the pump body vibrates, the drainage efficiency of the sludge is further increased, the solid-liquid separation efficiency is increased, and the water content in the sludge is reduced.
Preferably, a group of springs are uniformly distributed on the periphery of the lower part of the periphery of the pump body, one end of each spring is fixedly connected with the pump body, and the other end of each spring abuts against the inner wall of the blanking hopper; the conduction distance of the body vibration is increased through the spring fixedly connected with the pump body, the vibration efficiency of the spring in the sludge is further increased, the compactness of the sludge is increased, and the discharge speed of residual moisture in the sludge is further increased.
Preferably, the middle part of the spring is fixedly connected with an arc-shaped first rod and an arc-shaped second rod; the end part of the first rod is fixedly connected with a slip ring, and the middle part of the second rod penetrates through the slip ring and is connected with the slip ring in a sliding manner; one end of the second rod, which is far away from the spring, is fixedly connected with a vibrating ball, one end of the first rod, which is close to the slip ring, is fixedly connected with a group of elastic scraping plates, and the scraping plates are positioned on one side of the first rod, which is close to the second rod; constantly vibrate and rock along the pump body through the spring in the pump body operation, and then drive the flexible of spring small-range, make a pole and No. two poles constantly crooked, and then make No. two poles constantly slide in the sliding ring, further increase No. two poles gliding efficiency from top to bottom in mud, make No. two poles increase the water course of vertical direction in the mud when vertical interlude in mud, further increase in a pole and No. two poles near mud moisture ooze the back along the water course upward movement that No. two poles formed and the efficiency of discharging under the vibration.
Preferably, a group of U-shaped exhaust grooves are arranged in the first pipe in a staggered manner, the top of each exhaust groove is communicated with an air storage cylinder with a closed top end, and the bottom of each air storage cylinder is hermetically connected with a waterproof breathable film; the middle part of the second rod is provided with an exhaust hole, the vibration ball is a hollow porous ball body, and the exhaust hole is communicated with the hollow part of the vibration ball; the top of the air storage cylinder is communicated with the exhaust hole through a pipeline; because the water suction port floats on the liquid level along with the floating plate, when the liquid level in the centrifugal cylinder is reduced, the water suction port sucks partial air under the suction action of the pump body, so that water flow discharged by the first tube contains partial bubbles, the bubbles flow through the air exhaust groove along with the water flow, the bubbles are filled into the air storage cylinder after passing through the waterproof air-permeable membrane, then the air pressure in the air storage cylinder is increased, the air in the air storage cylinder is filled into the air exhaust hole through a pipeline, and then is sprayed out to the periphery through the hollow vibration ball, so that a large number of bubbles are formed in sludge, and the bubbles upwards carry moisture seeped through a path when floating upwards along with a spring in the sludge tamping process, so that the water discharge efficiency in the sludge is further increased.
Preferably, the periphery of the second tube is rotatably connected with a turntable through a support at a position corresponding to the top of the flexible tube, and the turntable is driven by a servo motor; the position of the turntable close to the outer edge is rotatably connected with a connecting rod through a rotating pin, and the other end of the connecting rod is hinged with a hinged support in the middle of the flexible pipe; drive the connecting rod through the carousel, and then make the flexible tube drive kickboard and the shake from top to bottom of water sucking mouth, the mud of adhesion on water sucking mouth and kickboard shakes off when filling mud with centrifuge drum, guarantees the showy effect of kickboard, reduces the water sucking mouth and immerses and absorb mud in mud and block up the pump body.
Preferably, a wire groove is formed in the inner wall of the water suction port, the bottom of the water suction port is fixedly connected with a filter screen, a rotating shaft is connected in the water suction port at the bottom of the filter screen through rotation, the middle part of the rotating shaft is fixedly connected with a roller, and a group of cleaning rods are uniformly distributed on the periphery of the roller; a pull wire is wound on the rotating shaft at one side of the roller, and a torsion spring is sleeved on the rotating shaft at the other side of the roller; one end of the pull wire, which is far away from the roller, penetrates through the wire groove, then penetrates through the flexible pipe, and then is connected with the second pipe outside Zhou Gulian in a sliding and sealing manner; when reciprocating motion about passing through the water sucking mouth, the continuous tensioning of acting as go-between is loosened, and then cooperates the torsional spring to make the running roller constantly just reverse for the running roller drives the clearance pole and constantly beats and scrape the filter screen, makes the mud of adhesion drop under the filter screen shake with scraping of clearance pole on the filter screen, further guarantees the unblocked of water sucking mouth.
Preferably, the cleaning rod is made of an elastic material, the cross section of the cleaning rod is circular, the free end of the cleaning rod is fixedly connected with a pair of elastic sheets arranged in a Y shape through a cylindrical connecting block, a clamping ball is arranged at the end part of each elastic sheet, and the elastic sheets are fixedly connected with the middle part of an arc-shaped groove formed in one side of the clamping ball; a semi-spherical groove is formed in the position, corresponding to the connecting block, of the roller wheel, and a clamping groove is formed in the position, corresponding to the clamping ball, of the semi-spherical groove; drive the card ball through the shell fragment for adjacent card ball strikes each other when clearance pole striking filter screen, and then increases the efficiency that the filter screen vibration shaken off mud, when the card ball moves between running roller and filter screen together with the connecting block simultaneously, the card ball is gone into the hemisphere groove together with the connecting block card, makes card ball card and in-process to the shell fragment on the fibrous impurity of adhesion cut off, further increases the efficiency of cleaing away of impurity on the filter screen.
Preferably, the flexible magnetic sheet is fixedly connected in the hemispherical groove, a hemispherical pressing ring matched with the periphery of the roller is sleeved on the cleaning rod, and the cleaning rod penetrates through a sliding hole formed in the middle of the pressing ring; the diameter of the sliding hole is larger than that of the connecting block, and the diameter of the sliding hole is smaller than twice of the diameter of the clamping ball; attract the clamping ring through magnetic force for the clamping ring slides to the direction that is close to clearance pole free end, and then the clamping ring is drawn across and is tightened the shell fragment behind the connecting block, and then accelerates the card ball card to go into the efficiency in hemisphere groove, further increases the cutting off efficiency of card ball to impurity.
Preferably, one side of the compression ring, which is far away from the connecting block, is provided with a hemispherical elastic bag, the middle part of the elastic bag is provided with a locking hole, and the diameter of the locking hole is slightly smaller than that of the cleaning rod; the cleaning rod penetrates through the locking hole; through the sealing of the locking hole to the cleaning rod, the elastic bag stores water when the pressure plate drives the elastic bag to slide, and the elastic bag is extruded to spray water when moving between the roller and the filter cloth, so that the cleaning effect of the filter screen is further improved.
Preferably, a group of arc-shaped rods are uniformly distributed on the periphery of the cleaning rod in the elastic bag, and one end of each arc-shaped rod, which is far away from the elastic bag, penetrates through the sliding hole and then is bent towards one side, which is far away from the cleaning rod; the arc-shaped rod increases the efficiency that the sliding ring passes through the connecting block, and reduces the sliding hole to clamp the connecting block.
The invention has the following beneficial effects:
1. according to the method for efficiently concentrating the sludge, the pump body is arranged in the centrifugal cylinder through the support, so that the vibration generated in the operation process of the pump body is directly transmitted into the sludge when the pump body performs water pumping operation, the compactness of the sludge is continuously increased, the residual moisture in the sludge continuously floats upwards and moves into a clear water layer at the top of the sludge when the pump body vibrates, the drainage efficiency of the sludge is further increased, the solid-liquid separation efficiency is increased, and the water content in the sludge is reduced.
2. The invention relates to a method for efficiently concentrating sludge, which floats on the liquid surface along with a floating plate through a water suction port, when the liquid surface in a centrifugal cylinder is reduced, the water suction port sucks partial air under the suction action of a pump body, so that water flow discharged from a first tube contains partial bubbles, the bubbles are filled into an air storage cylinder after passing through a waterproof breathable film when flowing through an exhaust groove along with the water flow, then the air in the air storage cylinder is filled into an exhaust hole through a pipeline after the air pressure in the air storage cylinder is increased, and then the air is sprayed out to the periphery through a hollow vibration ball, so that a large number of bubbles are formed in the sludge, and the bubbles carry upward moisture seeped through a path when floating upwards along with a spring in the sludge tamping process, thereby further increasing the water discharge efficiency of the sludge.
Drawings
The invention will be further described with reference to the accompanying drawings.
FIG. 1 is a flow chart of a method of the present invention;
FIG. 2 is a perspective view of the solid-liquid separation tank of the present invention;
FIG. 3 is a cross-sectional view of a solid-liquid separation tank of the present invention;
FIG. 4 is an enlarged view of a portion of FIG. 3 at A;
FIG. 5 is an enlarged view of a portion of FIG. 3 at B;
FIG. 6 is an enlarged view of a portion of FIG. 3 at C;
FIG. 7 is a cross-sectional view of a water intake in the present invention;
FIG. 8 is an enlarged view of a portion of FIG. 7 at D;
in the figure: the device comprises a box body 1, a centrifugal cylinder 11, a blanking hopper 12, an outer gear ring 13, a main motor 14, a gear 15, a pump body 2, a first pipe 21, a second pipe 22, a flexible pipe 23, a water suction opening 24, a floating plate 25, a spring 26, a first rod 27, a second rod 28, a sliding ring 29, a vibration ball 3, a scraper 31, an exhaust groove 32, an air storage cylinder 33, a waterproof breathable film 34, a rotary disc 35, a connecting rod 36, a wire groove 37, a filter screen 38, a rotating shaft 4, a roller 41, a cleaning rod 42, a pull wire 43, a connecting block 44, an elastic sheet 45, a clamping ball 46, a hemispherical groove 47, a clamping groove 48, a magnetic sheet 49, a pressing ring 5, a sliding hole 51, an elastic bag 52, a locking hole 53 and an arc-shaped rod 54.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
As shown in fig. 1 to 8, the method for efficiently concentrating sludge according to the present invention comprises the following steps:
s1, pumping sludge into a solid-liquid separation box under normal pressure, adding a flocculating agent, stirring, leveling the surface by a scraper 31, standing for 30-50min to enable solid matters in the sludge to sink and liquid to float upwards, and removing a liquid layer on the upper part of the solid-liquid separation box by a water pump;
s2, adding biological flora into the sludge with the upper-layer moisture taken out of the S1, heating to 30-40 ℃, preserving heat for 1-2 days, then vibrating the sludge at high frequency in a decompression state to enable bubbles remaining in the sludge to float upwards and then be collected, and then collecting gas discharged from the sludge and performing harmless treatment;
s3, drying and dehydrating the sludge degassed in the S2 through a plate-and-frame filter press, and then air-drying and crushing the dehydrated sludge to finish the efficient concentration of the sludge;
the solid-liquid separation box used in the S1 comprises a box body 1 and a centrifugal cylinder 11; the centrifugal cylinder 11 is embedded into the box body 1 and is rotationally connected with the box body 1, the bottom of the centrifugal cylinder 11 is provided with a conical discharging hopper 12, and the periphery of the discharging hopper 12 is fixedly connected with an outer gear ring 13; a main motor 14 is fixedly connected with the position, corresponding to the outer gear ring 13, in the box body 1 through a support, and a gear 15 fixedly connected with an output shaft of the main motor 14 is meshed with the outer gear ring 13; a pump body 2 is arranged in the position, below the liquid level, in the centrifugal cylinder 11, and the pump body 2 is fixedly connected with the inner wall of the centrifugal cylinder 11 through a group of brackets; a first pipe 21 and a second pipe 22 which are mutually nested are arranged at the top of the pump body 2; the second pipe 22 is in rotary sealing connection with the water outlet of the pump body 2; the water inlet of the pump body 2 is communicated with a cavity between the first pipe 21 and the second pipe 22; a group of U-shaped flexible pipes 23 communicated with the cavity are uniformly distributed on the periphery of the first pipe 21 close to the upper part, the end parts of the flexible pipes 23 are communicated with a conical water suction opening 24, and a floating plate 25 is fixedly connected on the periphery of the water suction opening 24; when the centrifugal separation device is used, in the prior art, after sludge is centrifugally dewatered by the centrifugal cylinder 11, moisture in the sludge floats upwards and is layered with solid matters, and then upper clear water in the centrifugal cylinder 11 is extracted by an external water pump matched with a water inlet floating on the water surface, so that solid and liquid are separated; however, in the prior art, sludge can only discharge part of moisture under the action of centrifugal force, and more moisture in the sludge is difficult to discharge due to the adsorption of the sludge, so that the pump body 2 is placed in the centrifugal cylinder 11 through the support, and the vibration generated in the operation process of the pump body 2 is directly transmitted into the sludge when the pump body is used for pumping water, so that the compactness of the sludge is continuously increased, and further, the moisture remaining in the sludge continuously floats upwards and moves into a clear water layer at the top of the sludge when vibrating, the drainage efficiency of the sludge is further increased, the solid-liquid separation efficiency is increased, and the water content in the sludge is reduced.
As an embodiment of the invention, a group of springs 26 are uniformly distributed on the periphery of the pump body 2 close to the lower part of the periphery, one end of each spring 26 is fixedly connected with the pump body 2, and the other end of each spring 26 abuts against the inner wall of the blanking hopper 12; the conduction distance of body vibration is increased through the spring 26 fixedly connected with the pump body 2, the vibration efficiency of the spring 26 to the sludge is further increased, the compactness of the sludge is increased, and the discharge speed of residual moisture in the sludge is further increased.
As an embodiment of the present invention, an arc-shaped first rod 27 and a second rod 28 are fixedly connected to the middle of the spring 26; the end part of the first rod 27 is fixedly connected with a sliding ring 29, and the middle part of the second rod 28 penetrates through the sliding ring 29 and is in sliding connection with the sliding ring 29; one end of the second rod 28, which is far away from the spring 26, is fixedly connected with the vibrating ball 3, one end of the first rod 27, which is close to the slip ring 29, is fixedly connected with a group of elastic scrapers 31, and the scrapers 31 are positioned on one side of the first rod 27, which is close to the second rod 28; constantly vibrate and rock along with the pump body 2 in the pump body 2 operation through spring 26, and then drive the flexible of spring 26 small-amplitude, make a pole 27 and No. two poles 28 constantly crooked, and then make No. two poles 28 constantly slide in sliding ring 29, no. two gliding efficiencies about pole 28 in mud are further increased, make No. two poles 28 increase the water course of vertical direction in the mud when vertically alternating in the mud, further increase in No. one pole 27 and No. two near pole 28 mud moisture ooze the back along the water course upward movement and the exhaust efficiency of No. two pole 28 formation under the vibration.
As an embodiment of the invention, a group of U-shaped exhaust grooves 32 are arranged in the first pipe 21 in a staggered manner, the top of each exhaust groove 32 is communicated with an air storage cylinder 33 with a closed top end, and the bottom of each air storage cylinder 33 is hermetically connected with a waterproof breathable film 34; the middle part of the second rod 28 is provided with an exhaust hole, the vibration ball 3 is a hollow porous ball body, and the exhaust hole is communicated with the hollow part of the vibration ball 3; the top of the air storage cylinder 33 is communicated with the exhaust hole through a pipeline; because the water suction port 24 floats on the liquid level along with the floating plate 25, when the liquid level in the centrifuge tube 11 is reduced, the water suction port 24 sucks partial air under the suction effect of the pump body 2, so that the water flow discharged from the first tube 21 contains partial air bubbles, when the air bubbles flow through the air exhaust groove 32 along with the water flow, the air bubbles are filled into the air storage cylinder 33 after passing through the waterproof air-permeable membrane 34, then the air in the air storage cylinder 33 is filled into the air exhaust hole through a pipeline after the air pressure in the air storage cylinder 33 is increased, and then the air bubbles are sprayed out to the periphery through the hollow vibration ball 3, so that a large number of air bubbles are formed in the sludge, and the air bubbles upwards carry the moisture seeped through the path during the upward floating of the sludge along with the spring 26 in the tamping process of the sludge, thereby further increasing the water discharge efficiency of the sludge.
As an embodiment of the invention, the outer periphery of the second tube 22 and the corresponding position of the top of the flexible tube 23 are rotatably connected with a turntable 35 through a bracket, and the turntable 35 is driven by a servo motor; the position of the turntable 35 close to the outer edge is rotatably connected with a connecting rod 36 through a rotating pin, and the other end of the connecting rod 36 is hinged with a hinged support in the middle of the flexible pipe 23; drive connecting rod 36 through carousel 35, and then make the flexible tube 23 drive kickboard 25 and the shake from top to bottom of water sucking mouth 24, the adhesion shakes off at the mud on water sucking mouth 24 and kickboard 25 when filling mud with centrifuge tube 11, guarantees the showy effect of kickboard 25, reduces water sucking mouth 24 and immerses and absorb mud in mud and block up the pump body 2.
As an embodiment of the invention, a wire casing 37 is arranged inside the inner wall of the water suction port 24, the bottom of the water suction port 24 is fixedly connected with a filter screen 38, the inside of the water suction port 24 at the bottom of the filter screen 38 is rotatably connected with a rotating shaft 4, the middle part of the rotating shaft 4 is fixedly connected with a roller 41, and a group of cleaning rods 42 are uniformly distributed on the periphery of the roller 41; the rotating shaft 4 at one side of the roller 41 is wound with a pull wire 43, and the rotating shaft 4 at the other side of the roller 41 is sleeved with a torsion spring; one end of the pull wire 43, which is far away from the roller 41, penetrates through the wire slot 37 and then penetrates through the flexible tube 23, then penetrates through the flexible tube 23 and then is fixedly connected with the periphery of the second tube 22, and the pull wire 43 is connected with the flexible tube 23 in a sliding and sealing manner; when the water suction port 24 reciprocates up and down, the pull wire 43 is tensioned and loosened continuously, and then the roller 41 is rotated forward and backward continuously by matching with the torsion spring, so that the roller 41 drives the cleaning rod 42 to beat and scrape the filter screen 38 continuously, sludge adhered to the filter screen 38 drops under shaking of the filter screen 38 and scraping of the cleaning rod 42, and smoothness of the water suction port 24 is further ensured.
As an embodiment of the invention, the cleaning rod 42 is made of an elastic material, the cross section of the cleaning rod 42 is circular, the free end of the cleaning rod 42 is fixedly connected with a pair of Y-shaped arranged elastic sheets 45 through a cylindrical connecting block 44, the end part of the elastic sheet 45 is provided with a clamping ball 46, and the elastic sheet 45 is fixedly connected with the middle part of an arc-shaped groove formed on one side of the clamping ball 46; a hemispherical groove 47 is formed in the position, corresponding to the connecting block 44, of the roller 41, and a clamping groove 48 is formed in the position, corresponding to the clamping ball 46, of the hemispherical groove 47; drive card ball 46 through shell fragment 45 for adjacent card ball 46 strikes each other when clearance pole 42 strikes filter screen 38, and then increases the efficiency that filter screen 38 vibration shaken off mud, when card ball 46 together with connecting block 44 move between running roller 41 and filter screen 38, card ball 46 is gone into hemisphere groove 47 together with connecting block 44 card simultaneously, make card ball 46 card cut off with the fibre impurity of in-process adhesion on to shell fragment 45, further increase the clearance efficiency of impurity on the filter screen 38.
As an embodiment of the invention, a flexible magnetic sheet 49 is fixedly connected in the hemispherical groove 47, a hemispherical pressing ring 5 matched with the periphery of the roller 41 is sleeved on the cleaning rod 42, and the cleaning rod 42 penetrates through a sliding hole 51 formed in the middle of the pressing ring 5; the diameter of the sliding hole 51 is larger than that of the connecting block 44, and the diameter of the sliding hole 51 is smaller than twice that of the clamping ball 46; attract clamping ring 5 through magnetic force for clamping ring 5 slides to the direction that is close to clearance pole 42 free end, and then clamping ring 5 laces behind connecting block 44 and tightens shell fragment 45, and then accelerates card ball 46 to block the efficiency in hemisphere groove 47, further increases the cutting off efficiency of card ball 46 to impurity.
As an embodiment of the invention, a hemispherical elastic bag 52 is arranged on one side of the pressing ring 5 away from the connecting block 44, a locking hole 53 is formed in the middle of the elastic bag 52, and the diameter of the locking hole 53 is slightly smaller than that of the cleaning rod 42; the cleaning rod 42 penetrates through the locking hole 53; through the sealing of the locking hole 53 to the cleaning rod 42, the elastic bag 52 stores water when the pressure plate drives the elastic bag 52 to slide, and the elastic bag 52 is extruded to spray water when moving between the roller 41 and the filter cloth, so that the cleaning effect of the filter screen 38 is further improved.
As an embodiment of the present invention, a group of arc rods 54 are uniformly distributed on the circumference of the elastic bag 52 at corresponding positions on the periphery of the cleaning rod 42, and one end of the arc rod 54 away from the elastic bag 52 penetrates through the sliding hole 51 and then bends toward one side away from the cleaning rod 42; the curved rods 54 increase the efficiency of the slip ring 29 riding over the connecting block 44 and reduce the likelihood of the slip ring 51 jamming the connecting block 44.
When the centrifugal pump works, the pump body 2 is arranged in the centrifugal cylinder 11 through the bracket, so that when the pump body 2 performs pumping operation, vibration generated in the operation process of the pump body is directly transmitted into sludge, the compactness of the sludge is continuously increased, and further, moisture remained in the sludge continuously floats upwards and moves into a clear water layer at the top of the sludge when vibrating, so that the drainage efficiency of the sludge is further increased, the solid-liquid separation efficiency is increased, and the water content in the sludge is reduced; the conduction distance of the body vibration is increased through the spring 26 fixedly connected with the pump body 2, the vibration efficiency of the spring 26 on the sludge is further increased, the compactness of the sludge is increased, and the discharge speed of residual moisture in the sludge is further increased; the spring 26 continuously vibrates and shakes along with the pump body 2 in the operation of the pump body 2, and then the spring 26 is driven to stretch and retract in a small range, so that the first rod 27 and the second rod 28 are continuously bent, the second rod 28 continuously slides in the slip ring 29, the vertical sliding efficiency of the second rod 28 in sludge is further increased, a vertical water channel in sludge is increased when the second rod 28 vertically penetrates in sludge, and the efficiency that water in sludge near the first rod 27 and the second rod 28 upwards moves and is discharged along the water channel formed by the second rod 28 after being leaked under the vibration action is further increased; because the water suction port 24 floats on the liquid level along with the floating plate 25, when the liquid level in the centrifuge tube 11 is reduced, the water suction port 24 sucks partial air under the suction effect of the pump body 2, so that the water flow discharged by the first tube 21 contains partial air bubbles, when the air bubbles flow through the air exhaust groove 32 along with the water flow, the air bubbles are filled into the air storage cylinder 33 after passing through the waterproof air-permeable membrane 34, then the air in the air storage cylinder 33 is filled into the air exhaust hole through a pipeline after the air pressure in the air storage cylinder 33 is increased, and then the air bubbles are sprayed out to the periphery through the hollow vibration ball 3, so that a large number of air bubbles are formed in the sludge, and the air bubbles upwards carry the moisture seeped through the path when floating upwards along with the spring 26 in the sludge tamping process, thereby further increasing the water discharge efficiency in the sludge; the connecting rod 36 is driven by the rotary disc 35, so that the flexible pipe 23 drives the floating plate 25 and the water suction port 24 to shake up and down, sludge adhered to the water suction port 24 and the floating plate 25 is shaken off when the centrifugal cylinder 11 is filled with sludge, the floating effect of the floating plate 25 is ensured, and the phenomenon that the pump body 2 is blocked by the sludge sucked by the water suction port 24 immersed in the sludge is reduced; when the water suction port 24 reciprocates up and down, the pull wire 43 is tensioned and loosened continuously, and then the roller 41 is rotated forward and backward continuously by matching with the torsion spring, so that the roller 41 drives the cleaning rod 42 to beat and scrape the filter screen 38 continuously, sludge adhered to the filter screen 38 falls under shaking of the filter screen 38 and scraping of the cleaning rod 42, and smoothness of the water suction port 24 is further ensured; the elastic sheet 45 drives the clamping balls 46, so that the adjacent clamping balls 46 are mutually impacted when the cleaning rod 42 impacts the filter screen 38, the efficiency of shaking off the sludge by the filter screen 38 is further improved, and meanwhile, when the clamping balls 46 and the connecting blocks 44 move between the roller 41 and the filter screen 38, the clamping balls 46 and the connecting blocks 44 are clamped into the semispherical grooves 47, so that fiber impurities adhered to the elastic sheet 45 are cut off in the clamping process of the clamping balls 46, and the removal efficiency of the impurities on the filter screen 38 is further improved; the pressing ring 5 is attracted by magnetic force, so that the pressing ring 5 slides towards the direction close to the free end of the cleaning rod 42, then the pressing ring 5 scratches the connecting block 44 and then tightens the elastic sheet 45, the efficiency of clamping the clamping balls 46 into the hemispherical grooves 47 is improved, and the impurity cutting efficiency of the clamping balls 46 is further improved; the cleaning rod 42 is sealed through the locking hole 53, so that the elastic bag 52 stores water when the pressure plate drives the elastic bag 52 to slide, and the elastic bag 52 is extruded to spray water when moving between the roller 41 and the filter cloth, thereby further increasing the cleaning effect of the filter screen 38; the curved rods 54 increase the efficiency of the slide ring 29 in riding over the connecting block 44 and reduce the likelihood of the slide hole 51 jamming the connecting block 44.
The front, the back, the left, the right, the upper and the lower are all based on figure 1 in the attached drawings of the specification, according to the standard of the observation angle of a person, the side of the device facing an observer is defined as the front, the left side of the observer is defined as the left, and the like.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on those shown in the drawings, and are merely intended to facilitate the description of the present invention and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the scope of the present invention.
The foregoing shows and describes the general principles, principal 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, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (5)
1. The utility model provides a high-efficient concentrated solid-liquid separation case of mud which characterized in that: comprises a box body (1) and a centrifugal cylinder (11); the centrifugal cylinder (11) is embedded into the box body (1) and is rotationally connected with the box body (1), a conical discharging hopper (12) is arranged at the bottom of the centrifugal cylinder (11), and an outer gear ring (13) is fixedly connected to the periphery of the discharging hopper (12); a main motor (14) is fixedly connected with the position, corresponding to the outer gear ring (13), in the box body (1) through a support, and a gear (15) fixedly connected with an output shaft of the main motor (14) is meshed with the outer gear ring (13); a pump body (2) is arranged in the centrifugal cylinder (11) at a position below the liquid level, and the pump body (2) is fixedly connected with the inner wall of the centrifugal cylinder (11) through a group of supports; the top of the pump body (2) is provided with a first tube (21) and a second tube (22) which are nested with each other; the second pipe (22) is in rotary sealing connection with the water outlet of the pump body (2); a water inlet of the pump body (2) is communicated with a cavity between the first pipe (21) and the second pipe (22); a group of U-shaped flexible pipes (23) communicated with the cavity are uniformly distributed on the periphery of the first pipe (21) close to the upper part, the end part of each flexible pipe (23) is communicated with a conical water suction port (24), and the periphery of each water suction port (24) is fixedly connected with a floating plate (25);
a group of springs (26) are uniformly distributed on the periphery of the pump body (2) close to the lower part of the periphery of the pump body, one end of each spring (26) is fixedly connected with the pump body (2), and the other end of each spring (26) abuts against the inner wall of the blanking hopper (12);
the middle part of the spring (26) is fixedly connected with an arc-shaped first rod (27) and an arc-shaped second rod (28); the end part of the first rod (27) is fixedly connected with a sliding ring (29), and the middle part of the second rod (28) penetrates through the sliding ring (29) and is in sliding connection with the sliding ring (29); one end of the second rod (28), which is far away from the spring (26), is fixedly connected with the vibrating ball (3), one end of the first rod (27), which is close to the slip ring (29), is fixedly connected with a group of elastic scrapers (31), and the scrapers (31) are positioned on one side of the first rod (27), which is close to the second rod (28);
a group of U-shaped exhaust grooves (32) are arranged in the first pipe (21) in a staggered manner, the top of each exhaust groove (32) is communicated with an air storage cylinder (33) with a closed top end, and the bottom of each air storage cylinder (33) is hermetically connected with a waterproof breathable film (34); the middle part of the second rod (28) is provided with an exhaust hole, the vibrating ball (3) is a hollow porous sphere, and the exhaust hole is communicated with the hollow part of the vibrating ball (3); the top of the air storage cylinder (33) is communicated with the exhaust hole through a pipeline;
the periphery of the second tube (22) is rotatably connected with a rotary table (35) through a support at a position corresponding to the top of the flexible tube (23), and the rotary table (35) is driven by a servo motor; the position, close to the outer edge, of the rotary disc (35) is rotatably connected with a connecting rod (36) through a rotary pin, and the other end of the connecting rod (36) is hinged with a hinged support in the middle of the flexible pipe (23);
a wire groove (37) is formed in the inner wall of the water suction port (24), a filter screen (38) is fixedly connected to the bottom of the water suction port (24), a rotating shaft (4) is rotatably connected to the inside of the water suction port (24) at the bottom of the filter screen (38), a roller (41) is fixedly connected to the middle of the rotating shaft (4), and a group of cleaning rods (42) are uniformly distributed on the periphery of the roller (41); a pull wire (43) is wound on the rotating shaft (4) at one side of the roller (41), and a torsion spring is sleeved on the rotating shaft (4) at the other side of the roller (41); one end of the pull wire (43) far away from the roller (41) penetrates through the wire groove (37) and then penetrates through the flexible pipe (23), then penetrates through the flexible pipe (23) and then is fixedly connected with the periphery of the second pipe (22), and the pull wire (43) is connected with the flexible pipe (23) in a sliding and sealing mode.
2. The solid-liquid separation box for sludge efficient concentration according to claim 1, characterized in that: the cleaning rod (42) is made of elastic materials, the cross section of the cleaning rod (42) is circular, the free end of the cleaning rod (42) is fixedly connected with a pair of Y-shaped arranged elastic sheets (45) through a cylindrical connecting block (44), a clamping ball (46) is arranged at the end part of each elastic sheet (45), and each elastic sheet (45) is fixedly connected with the middle part of an arc-shaped groove formed in one side of each clamping ball (46); a hemispherical groove (47) is formed in the position, corresponding to the connecting block (44), of the roller (41), and a clamping groove (48) is formed in the position, corresponding to the clamping ball (46), of the hemispherical groove (47).
3. The solid-liquid separation box for sludge efficient concentration according to claim 2, characterized in that: a flexible magnetic sheet (49) is fixedly connected in the hemispherical groove (47), a hemispherical pressing ring (5) matched with the periphery of the roller (41) is sleeved on the cleaning rod (42), and the cleaning rod (42) penetrates through a sliding hole (51) formed in the middle of the pressing ring (5); the diameter of the sliding hole (51) is larger than that of the connecting block (44), and the diameter of the sliding hole (51) is smaller than twice of that of the clamping ball (46).
4. The solid-liquid separation box for sludge efficient concentration according to claim 3, characterized in that: one side of the pressing ring (5) far away from the connecting block (44) is provided with a hemispherical elastic bag (52), the middle part of the elastic bag (52) is provided with a locking hole (53), and the diameter of the locking hole (53) is slightly smaller than that of the cleaning rod (42); the cleaning rod (42) penetrates through the locking hole (53).
5. The high-efficiency concentrated solid-liquid separation box for sludge according to claim 4, characterized in that: a group of arc-shaped rods (54) are uniformly distributed on the periphery of the corresponding position of the periphery of the cleaning rod (42) in the elastic bag (52), and one end, far away from the elastic bag (52), of each arc-shaped rod (54) penetrates through the sliding hole (51) and then is bent towards one side, far away from the cleaning rod (42).
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| CN116770104B (en) * | 2023-08-21 | 2023-10-27 | 赣州综保华瑞新材料有限公司 | Neodymium iron boron waste material draws edulcoration device |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1110026A (en) * | 1997-06-18 | 1999-01-19 | Toyota Auto Body Co Ltd | Solid-liquid separation of sludge and solid-liquid separating device |
| KR20080021571A (en) * | 2007-11-06 | 2008-03-07 | (주)한국환경기술 | Recycling apparatus and method using organic waste |
| CN105439403A (en) * | 2015-12-17 | 2016-03-30 | 成都绿源新创环保科技有限公司 | Sludge high-frequency vibration disintegrating and concentration system |
| CN211111515U (en) * | 2019-12-04 | 2020-07-28 | 山东博斯达环保科技有限公司 | Laboratory wastewater treatment equipment with air floatation device and precipitation device |
-
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Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1110026A (en) * | 1997-06-18 | 1999-01-19 | Toyota Auto Body Co Ltd | Solid-liquid separation of sludge and solid-liquid separating device |
| KR20080021571A (en) * | 2007-11-06 | 2008-03-07 | (주)한국환경기술 | Recycling apparatus and method using organic waste |
| CN105439403A (en) * | 2015-12-17 | 2016-03-30 | 成都绿源新创环保科技有限公司 | Sludge high-frequency vibration disintegrating and concentration system |
| CN211111515U (en) * | 2019-12-04 | 2020-07-28 | 山东博斯达环保科技有限公司 | Laboratory wastewater treatment equipment with air floatation device and precipitation device |
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