CN210645408U

CN210645408U - Microfiltration and filtration device for percolate

Info

Publication number: CN210645408U
Application number: CN201921506558.1U
Authority: CN
Inventors: 刘伟; 刘滨
Original assignee: Guizhou Ourui Xinhe Environmental Protection Co ltd
Current assignee: Guizhou Ourui Xinhe Environmental Protection Co ltd
Priority date: 2019-09-10
Filing date: 2019-09-10
Publication date: 2020-06-02
Anticipated expiration: 2029-09-10

Abstract

The utility model relates to a percolate microfiltration and filtration device in the field of garbage percolate treatment equipment, which comprises a filtration tank, a filtration cylinder and a cleaning mechanism, wherein the filtration cylinder and the cleaning mechanism are positioned in the filtration tank; the filter cartridge is rotationally connected to the bottom of the filter tank; the cleaning mechanism comprises a motor, a brush plate, a brush fixed on the brush plate and a transmission mechanism which is driven by the motor and drives the filter cartridge to rotate; the outer wall of the filter cartridge contacts with the brush, the brush plate is fixedly connected to the bottom of the filter tank, the brush is vertically arranged on the brush plate, and the arrangement length of the brush on the brush plate is not less than the height of the steel wire winding part of the filter cartridge. This scheme is through setting up motor, drive mechanism and the brush board that has the brush, has realized getting rid of fast of mud and impurity on the cartridge filter.

Description

Microfiltration and filtration device for percolate

Technical Field

The utility model belongs to landfill leachate treatment facility field, in particular to filtration liquid microfiltration filter equipment.

Background

The landfill leachate is a high-concentration organic or inorganic liquid generated under the seepage action of precipitation and groundwater due to the biochemical degradation action of material compaction, fermentation and the like in the stacking or landfill process of the garbage. The leachate contains various toxic and harmful inorganic and organic matters, and also contains non-chlorinated aromatic compounds such as naphthalene and phenanthrene, chlorinated aromatic compounds, vinegar phosphate, phenolic compounds, aniline compounds and the like which are difficult to biodegrade, and the leachate has complex water quality and great harm to the environment.

The current treatment process forms of the landfill leachate mainly comprise an activated sludge method, a stabilization pond, a biological rotating disk, an anaerobic fixed membrane bioreactor and the like. Because the components of the percolate are complex, the activated sludge method can play a good role in decomposing organic matters and the like, and can effectively reduce harmful substances in the percolate, thereby being widely used. The leachate generally enters a microfiltration link after being subjected to aerobic treatment through the aerobic tank, and during microfiltration, microfiltration equipment is mainly placed in the filter tank, and the leachate is subjected to filtration treatment through the microfiltration equipment and then enters the next link. The current microfiltration equipment generally adopts an MBR (membrane bioreactor), but the MBR has high use cost and high maintenance cost; requiring a significant capital investment.

In order to solve the problem, the company obtains better effect and saves cost by arranging a filter cylinder (as shown in figure 3) to replace the conventional MBR (membrane bioreactor). The filter cartridge is mainly obtained by winding steel wires on a rigid frame body to form a hollow cylinder body; during the use, place the cartridge filter in the filter tank, connect the cartridge filter through the water pump, start the water pump after, filtration liquid in the filter tank flows through straining a section of thick bamboo under the suction of water pump, gets into next link. When the filtration liquid is absorb to the water pump, the filter cartridge can be passed through to the mud and the impurity of greater than 80% in making the filtration liquid of great suction, though impurity and mud all are blockked outside the filter cartridge by the steel wire basically, but a large amount of mud and impurity pile up in filter cartridge department, have seriously influenced the normal use of filter cartridge, consequently need carry out timely cleanness to the filter cartridge.

SUMMERY OF THE UTILITY MODEL

The utility model discloses it is providing filtration liquid microfiltration filter equipment to anticipate to realize the quick cleanness to the cartridge filter.

The microfiltration and filtration device for the percolate comprises a filtration tank, a filtration cylinder and a cleaning mechanism, wherein the filtration cylinder and the cleaning mechanism are positioned in the filtration tank; the filter cartridge is rotationally connected to the bottom of the filter tank; the cleaning mechanism comprises a motor, a brush plate, a brush fixed on the brush plate and a transmission mechanism which is driven by the motor and drives the filter cartridge to rotate; the outer wall of the filter cartridge contacts with the brush, the brush plate is fixedly connected to the bottom of the filter tank, the brush is vertically arranged on the brush plate, and the arrangement length of the brush on the brush plate is not less than the height of the steel wire winding part of the filter cartridge.

The working principle and the beneficial effects of the scheme are as follows: after the cartridge filter used a certain time, starter motor, motor drive mechanism, drive mechanism drove the cartridge filter and rotates, because the cartridge filter contacts with the brush, when the cartridge filter grabs the rotation, mud and the impurity on cartridge filter surface were got rid of to the brush. This scheme is through setting up motor, drive mechanism and the brush board that has the brush, has realized getting rid of fast of mud and impurity on the cartridge filter.

Further, drive mechanism includes worm and pivot, the one end of worm and the output shaft fixed connection of motor, the pivot is rotated and is connected the bottom of the pool at the filtering ponds, the cartridge filter can be dismantled and connect in the pivot, is equipped with the rodent with worm meshing in the pivot. Through setting up worm and pivot, when the motor drove the worm and rotates, the worm drove the pivot and rotates at the horizontal direction, and then drives the cartridge filter and rotate, cartridge filter and brush contact, at the cartridge filter rotation in-process, the brush realizes the comprehensive cleanness to the cartridge filter.

Furthermore, the percolate microfiltration and filtration device also comprises a sludge removing mechanism arranged on the brush plate, and the sludge removing mechanism is positioned on one side far away from the brush; the sludge removing mechanism comprises a push plate and a transmission part, the transmission part comprises a push rod, a connecting rod, a pull rod and a swing rod, two ends of the connecting rod are respectively and rotatably connected to the swing rod and the push rod, the push plate is fixedly connected to one end, far away from the connecting rod, of the push rod and is in contact with the bottom of the filter tank, one end of the pull rod is rotatably connected to the brush plate and is connected with the worm, the other end of the pull rod is rotatably connected to the swing rod, and one end, far away from the connecting rod, of the; the brush plate is provided with a plurality of groups of limiting blocks, and the push rod is horizontally connected between the limiting blocks in a sliding manner. Through setting up the mud mechanism that goes, drive the worm at the motor and rotate, and then realize cartridge filter pivoted in-process, the worm drives the pull rod and rotates, and the pull rod drives the pendulum rod swing, and the pendulum rod swing in-process stimulates the connecting rod, and connecting rod pulling push rod, and then realizes the reciprocating motion of push rod, and the reciprocating motion of push rod drives push pedal reciprocating motion, and then pushes mud and impurity in the filtering ponds to one side of filtering ponds, the clearance of being convenient for more.

Further, vertical sliding connection has the baffle in the filtering ponds, and the baffle is located the one side that is close to the push pedal. Through setting up the push pedal, when the motor starts, draw and rise the baffle for mud and impurity that the push pedal promoted enter into the space between baffle and the filtering ponds wall body, after stopping the motor, transfer the baffle, can be under the condition that does not influence the normal work of cartridge filter, get rid of mud and impurity between baffle and the filtering ponds wall body.

Furthermore, the bottom of the filtering tank is provided with a downward inclined section, and the inclined section is positioned between the baffle and the wall body of the filtering tank and positioned on one side close to the baffle. Through setting up the slope section, be convenient for accomodate mud and impurity that the push pedal promoted to come.

Further, clean mechanism and remove mud mechanism and all be equipped with a plurality ofly and the equipartition is in filtering the pond. Through setting up a plurality of clean mechanisms and going mud mechanism, can more efficient realize the filtration to filtration liquid to and the clearance to mud and impurity in the filtering ponds.

Furthermore, filter screens are arranged on two sides of the brush board, and the filter screens and the brush board are located on the same plane. Through setting up the filter screen, the filter screen constitutes together with the brush board and blocks the protection wall that mud and impurity flow, and then makes the income pond area of mud and impurity maximize concentrating on filtration liquid, and then reduces the influence of mud and impurity to next clean mechanism and remove mud mechanism.

Drawings

FIG. 1 is a schematic structural view of the microfiltration and filtration device for leachate of the present invention;

FIG. 2 is a left side view of FIG. 1;

fig. 3 is a perspective view of a conventional filter cartridge.

Detailed Description

The following is further detailed by way of specific embodiments:

reference numerals in the drawings of the specification include: the filter tank comprises a filter tank 1, a filter screen 2, a worm 3, a filter cartridge 4, a limiting block 5, a brush plate 6, a baffle 7, a push plate 8, a push rod 9, a connecting rod 10, a swing rod 11, a pull rod 12, a sliding groove 13, a brush 14, a rotating shaft 15 and a motor 16.

The embodiment is basically as shown in the attached figures 1-2: the leachate microfiltration and filtration device comprises a filtration tank 1, a filtration cylinder 4 positioned in the filtration tank 1, a plurality of cleaning mechanisms and a plurality of mud removing mechanisms; the cleaning mechanism comprises a motor 16, a brush plate 6, a brush 14 fixed on the brush plate 6 and a transmission mechanism which is driven by the motor 16 and drives the filter cartridge 4 to rotate; the transmission mechanism comprises a worm 3 and a rotating shaft 15, one end of the worm 3 is fixedly connected with an output shaft of a motor 16, the motor 16 is fixed on the outer wall of the filtering tank 1, the rotating shaft 15 is rotatably connected to the bottom of the filtering tank 1, the filter cartridge 4 is connected to the rotating shaft 15 through a screw, and a tooth mesh meshed with the worm 3 is arranged on the rotating shaft 15; the outer wall of the filter cartridge 4 is contacted with a brush 14, and a brush plate 6 is fixedly connected with the bottom of the filter tank 1; the two sides of the brush plate 6 are provided with the filter screens 2, the filter screens 2 and the brush plate 6 are positioned on the same plane, the brushes 14 are vertically arranged on the brush plate 6, and the arrangement length of the brushes 14 on the brush plate 6 is not less than the height of the steel wire wound part of the filter cartridge 4;

the mud removing mechanism is arranged on the brush plate 6 and is positioned on one side far away from the hairbrush 14; the mud removing mechanism comprises a push plate 8 and a transmission part, the transmission part comprises a push rod 9, a connecting rod 10, a pull rod 12 and a swing rod 11, two ends of the connecting rod 10 are respectively and rotatably connected to the swing rod 11 and the push rod 9, the push plate 8 is fixedly connected to one end, far away from the connecting rod 10, of the push rod 9 and is in contact with the bottom of the filter tank 1, one end of the pull rod 12 is rotatably connected to the brush plate 6 through a rotating shaft, the rotating shaft is in transmission connection with the worm 3 through a belt, and the other end of the pull rod 12 is rotatably; one end of the swing rod 11, which is far away from the connecting rod 10, is rotatably connected to the brush plate 6; a plurality of groups of limiting blocks 5 are arranged on the brush plate 6, and the push rod 9 is horizontally connected between the limiting blocks 5 in a sliding manner;

the two side walls of the filtering tank 1 are provided with sliding chutes 13, the inside of each sliding chute 13 is vertically and slidably connected with a baffle 7, and the length direction of each baffle 7 is perpendicular to the length direction of the brush plate 6; the baffle 7 is positioned at one side close to the push plate 8; the bottom of the filtering tank 1 is provided with a downward inclined section which is positioned between the baffle 7 and the wall body of the filtering tank 1 and positioned at one side close to the baffle 7.

As shown in fig. 3, the filter cartridge 4 is a steel plate at the bottom of the filter cartridge 4, the steel plate is provided with a threaded hole, a plurality of steel bars are vertically and annularly arranged on the steel plate, the tops of the plurality of steel bars are connected through a connecting plate, the connecting plate is provided with a through hole, and the plurality of steel bars are wound with steel wires to form a side wall of the filter cartridge 4; the connecting plate is provided with a connector for connecting the water pump.

In the specific implementation process, after the leachate in the aerobic tank is introduced into the filtering tank 1, each filtering cylinder 4 is connected with a water pump through a connector, the water pump is rotationally connected to the connector, and the water pump pumps the leachate in the filtering tank 1; when the sludge and impurities are accumulated on the side wall of the filter cylinder 4 to a certain amount, the baffle 7 is lifted, the motor 16 is started, the filter cylinder 4 rotates and is in contact with the hairbrush 14 under the driving of the motor 16, and the hairbrush 14 removes the sludge and the impurities on the filter cylinder 4. Meanwhile, the worm 3 drives the sludge removing mechanism to drive, so that the reciprocating motion of the push plate 8 is realized, and further, the sludge and impurities in the filter tank 1 are pushed to the inclined section between the baffle 7 and the wall body of the filter layer. After the cleaning of the sludge and the impurities is completed, the motor 16 is stopped, the baffle 7 is lowered, and the sludge and the impurities isolated by the baffle 7 are removed.

Claims

1. The leachate microfiltration and filtration device comprises a filtration tank, a filtration cylinder and a cleaning mechanism, wherein the filtration cylinder and the cleaning mechanism are positioned in the filtration tank; the method is characterized in that: the filter cartridge is rotationally connected to the bottom of the filter tank; the cleaning mechanism comprises a motor, a brush plate, a brush fixed on the brush plate and a transmission mechanism which is driven by the motor and drives the filter cartridge to rotate; the outer wall of the filter cartridge contacts with the brush, the brush plate is fixedly connected to the bottom of the filter tank, the brush is vertically arranged on the brush plate, and the arrangement length of the brush on the brush plate is not less than the height of the steel wire winding part of the filter cartridge.

2. The percolate microfiltration filtration device according to claim 1, wherein: drive mechanism includes worm and pivot, the one end of worm and the output shaft fixed connection of motor, the pivot is rotated and is connected the bottom of the pool at the filtering ponds, the cartridge filter can be dismantled and connect in the pivot, be equipped with in the pivot with worm meshing's rodent.

3. The percolate microfiltration filtration device according to claim 2, wherein: the microfiltration and filtration device for the percolate also comprises a sludge removing mechanism arranged on the brush plate, and the sludge removing mechanism is positioned on one side far away from the brush; the sludge removing mechanism comprises a push plate and a transmission part, the transmission part comprises a push rod, a connecting rod, a pull rod and a swing rod, two ends of the connecting rod are respectively and rotatably connected to the swing rod and the push rod, the push plate is fixedly connected to one end, far away from the connecting rod, of the push rod and is in contact with the bottom of the filter tank, one end of the pull rod is rotatably connected to the brush plate and is connected with the worm, the other end of the pull rod is rotatably connected to the swing rod, and one end, far away from the connecting rod, of the; the brush plate is provided with a plurality of groups of limiting blocks, and the push rod is horizontally connected between the limiting blocks in a sliding manner.

4. The percolate microfiltration filtration device according to claim 3, wherein: vertical sliding connection has the baffle in the filtering ponds, and the baffle is located the one side that is close to the push pedal.

5. The percolate microfiltration filtration device according to claim 4, wherein: the bottom of the filtering tank is provided with a downward inclined section, and the inclined section is positioned between the baffle and the wall body of the filtering tank and positioned on one side close to the baffle.

6. The percolate microfiltration filtration device according to claim 5, wherein: clean mechanism and remove mud mechanism and all be equipped with a plurality ofly and the equipartition is in filtering the pond.

7. The percolate microfiltration filtration device according to claim 6, wherein: the two sides of the brush plate are provided with filter screens, and the filter screens and the brush plate are positioned on the same plane.