CN113233632A - Environment-friendly landfill leachate treatment equipment and method thereof - Google Patents
Environment-friendly landfill leachate treatment equipment and method thereof Download PDFInfo
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- CN113233632A CN113233632A CN202110627919.3A CN202110627919A CN113233632A CN 113233632 A CN113233632 A CN 113233632A CN 202110627919 A CN202110627919 A CN 202110627919A CN 113233632 A CN113233632 A CN 113233632A
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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
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
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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
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/28—Treatment of water, waste water, or sewage by sorption
- C02F1/283—Treatment of water, waste water, or sewage by sorption using coal, charred products, or inorganic mixtures containing them
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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
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/06—Contaminated groundwater or leachate
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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
- C02F2301/00—General aspects of water treatment
- C02F2301/08—Multistage treatments, e.g. repetition of the same process step under different conditions
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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
- C02F2303/00—Specific treatment goals
- C02F2303/14—Maintenance of water treatment installations
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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
- C02F2303/00—Specific treatment goals
- C02F2303/16—Regeneration of sorbents, filters
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- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Water Treatment By Sorption (AREA)
Abstract
The application relates to the field of landfill leachate treatment, in particular to environment-friendly landfill leachate treatment equipment and a method thereof. The key points of the technical scheme are as follows: comprises a frame, a guide plate and a filter element; the rack is internally provided with a first cavity and a second cavity, the top of the rack is provided with a water inlet communicated with the first cavity, the bottom of the rack is provided with a water outlet communicated with the first cavity, and the rack is internally provided with a through hole for horizontally communicating the first cavity and the second cavity; the guide plate is obliquely covered in the first cavity, one side of the guide plate is butted with the bottom of the through hole, the other side of the guide plate extends upwards in an inclined way towards one side far away from the through hole, and a water filtering hole for garbage percolate to flow downwards through the guide plate penetrates through the guide plate; it fits in first cavity to filter the piece lid, and filter the below that is located the guide plate, and it is used for filtering the landfill leachate from the filter water hole department whereabouts to filter the piece, and this application has the effect of the filtration reason effect of crossing that promotes solid impurity.
Description
Technical Field
The application relates to the field of landfill leachate treatment, in particular to environment-friendly landfill leachate treatment equipment and a method thereof.
Background
The landfill leachate refers to high-concentration organic wastewater which is derived from water contained in garbage in a garbage landfill, rain, snow and other water entering the landfill, deducts the saturated water holding capacity of the garbage and a soil covering layer and passes through the garbage layer and the soil covering layer, and the landfill leachate has a large adverse effect on the environment.
In the related technology, the landfill leachate treatment system mainly comprises a coagulation unit, a composite catalytic oxidation tower, a membrane distillation unit and other equipment, wherein the coagulation unit mainly comprises a stirring kettle and a precipitation tank which are sequentially connected, and leachate and a flocculating agent can be put into the stirring kettle and the precipitation tank so as to realize impurity precipitation and suspended matter removal; the settling tank is provided with a water outlet communicated with the bottom of the composite catalytic oxidation tower, the percolate is conveyed into the composite catalytic oxidation tower through a metering pump, and hydrogen peroxide and ozone can be added into the composite catalytic oxidation tower so as to realize deep removal of COD and organic matters of the percolate; and then, the treatment liquid in the composite catalytic oxidation tower is connected with the membrane distillation unit from the top of the composite catalytic oxidation tower through a water outlet pipeline, the treatment liquid is concentrated by the distillation unit, and the produced water can be discharged or recycled.
Aiming at the related technology, the landfill leachate usually has more solid impurities, and the filtering and cleaning effects of the solid impurities in the system are poor, so that the impurities are easy to remain in each device of the system, and are easy to block each device, thereby causing adverse effects on the operation of the system.
Disclosure of Invention
In order to improve the filtering and cleaning effect of solid impurities, the application provides environment-friendly garbage leachate treatment equipment and a method thereof.
In a first aspect, the application provides an environment-friendly landfill leachate treatment facility adopts following technical scheme:
an environment-friendly landfill leachate treatment facility comprises a frame, a guide plate and a filter element; the rack is internally provided with a first cavity and a second cavity which are adjacently arranged, the top of the rack is provided with a water inlet communicated with the first cavity, the bottom of the rack is provided with a water outlet communicated with the first cavity, and the rack is internally provided with a through hole for horizontally communicating the first cavity and the second cavity; the guide plate is obliquely covered and arranged in the first cavity, one side of the guide plate is in butt joint with the bottom of the through hole, the other side of the guide plate extends upwards in an inclined manner towards one side far away from the through hole, and a water filtering hole for garbage percolate to flow downwards through the guide plate is arranged on the guide plate in a penetrating manner; the filtering piece covers and is arranged in the first cavity, the filtering piece is positioned below the guide plate, and the filtering piece is used for filtering garbage percolate falling from the water filtering hole.
By adopting the technical scheme, before the landfill leachate is introduced into the system, the landfill leachate can pass through the treatment equipment, wherein the landfill leachate enters the first cavity from the water inlet and then flows to the guide plate, on one hand, the filter holes of the guide plate can filter and screen part of leachate with larger volume, and on the other hand, under the inclined guidance of the guide plate, solid impurities can move into the second cavity to realize concentrated collection, so that screening is realized; the filtration liquid after the screening continues to flow to filtering piece department, and under the filtering action of filtering piece, filtration liquid obtains further filtration, and landfill leachate obtains under the dual screening action that solid impurity obtains and filters the clearance, and landfill leachate's filtration clearance effect obtains promoting.
Preferably, the opening and closing device further comprises an opening and closing assembly, wherein the opening and closing assembly comprises a driving part, a power switching part, a first transmission part, a second transmission part, a first opening and closing plate and a second opening and closing plate; the driving part is arranged on the rack, connected with the power switching part and used for outputting torque to the power switching part; the first transmission part and the second transmission part are respectively and rotatably connected to the rack, the power switching part is respectively connected with the first transmission part and the second transmission part, and the power switching part is used for respectively transmitting two torques in opposite directions to the first transmission part and the second transmission part; the first opening and closing plate is connected to the rack in a sliding manner, the first opening and closing plate is connected with the first transmission part, and the first transmission part is used for driving the first opening and closing plate to open and close the water inlet; the second opening and closing plate is connected to the rack in a sliding manner, the second opening and closing plate is connected with the second transmission part, and the second transmission part is used for driving the second opening and closing plate to open and close the through hole; the first opening and closing plate and the second opening and closing plate at least comprise two states, when in the first state, the first opening and closing plate opens the water inlet, and the second opening and closing plate closes the through hole; and when the water inlet is in a second state, the first opening and closing plate closes the water inlet, and the second opening and closing plate opens the through hole.
By adopting the technical scheme, the driving part is started, under the action of the power switching part, two torques with different directions are respectively transmitted to the first transmission part and the second transmission part and finally transmitted to the first opening and closing plate and the second opening and closing plate, so that the first opening and closing plate and the second opening and closing plate slide in a staggered manner, namely, when the water inlet is opened in a first state, garbage percolate can enter the first cavity for filtering, and the possibility of the percolate flowing into the second cavity is reduced; in addition, when under the second state, the water inlet is closed, can make the landfill leachate separation outside first cavity, after the landfill leachate that is located first cavity filters the completion, the mouth of passing through this moment is opened, and solid waste on the guide plate can get into and collect in the second cavity, reduces the infiltration liquid simultaneously and gets into the possibility in the second cavity, is convenient for carry out the accurate screening to solid waste, and the structure sets up rationally, and solid impurity screening precision is higher.
Preferably, the power switching part includes a main bevel gear, a first bevel gear and a second bevel gear, the main bevel gear is disposed on the driving part, the driving part is configured to drive the main bevel gear to rotate, the first bevel gear is disposed on the first transmission part, the first bevel gear is engaged with the main bevel gear, the second bevel gear is disposed on the second transmission part, and the second bevel gear is engaged with the main bevel gear.
By adopting the technical scheme, the driving part is started, the driving part drives the main bevel gear to rotate, the main bevel gear drives the first bevel gear and the second bevel gear to rotate respectively, the rotating directions of the first bevel gear and the second bevel gear are opposite, and then the power switching part transmits two opposite torques to the first transmission part and the second transmission part respectively, so that the structure is ingenious and practical.
Preferably, the first transmission part includes a first transmission shaft, a first straight gear and a first rack, the first transmission shaft is rotatably disposed on the frame, the first bevel gear is fixedly connected to one end of the first transmission shaft, the first straight gear is fixedly connected to the other end of the first transmission shaft, the first rack is fixedly connected to the first opening/closing plate, and the first straight gear is engaged with the first rack.
Through adopting above-mentioned technical scheme, first bevel gear can drive first transmission shaft and rotate, and first transmission shaft transmits the moment of torsion to straight gear department, and then makes first straight gear rotate, and simultaneously, at first straight gear pivoted in-process, first straight gear promotes first rack motion, and first rack and then drives first opening and closing plate and remove, and the moment of torsion conveying is stable and reasonable.
Preferably, the second transmission part comprises a second transmission shaft, a second straight gear and a second rack, the second transmission shaft is rotatably arranged on the rack, the second straight gear is fixedly connected to one end of the second transmission shaft, the second straight gear is fixedly connected to the other end of the second transmission shaft, the second rack is fixedly connected to the second opening and closing plate, and the second straight gear is meshed with the second rack.
Through adopting above-mentioned technical scheme, second bevel gear can drive the second transmission shaft and rotate, and the second transmission shaft transmits the moment of torsion to straight-teeth gear department, and then makes the second straight-teeth gear rotate, and simultaneously, at second straight-teeth gear pivoted in-process, the second straight-teeth gear promotes the second rack motion, and the second rack and then drives first board removal of opening and close, and the moment of torsion conveying is stable and reasonable.
Preferably, still including pushing away the material subassembly, it includes pushes away material cylinder and ejector pin to push away the material subassembly, push away material cylinder fixed connection in the frame, the telescopic link that pushes away the material cylinder extends to just right with the through-hole in the first cavity, ejector pin fixed connection in push away on the telescopic link of material cylinder, ejector pin with the upper surface of guide plate butt that slides mutually, it is used for the drive to push away the material cylinder ejector pin for be close to or keep away from through the through-hole.
Through adopting above-mentioned technical scheme, the in-process that the ejector pin reciprocated on the guide plate and slided, the ejector pin can be with the solid impurity propelling movement to the department of crossing that is located the guide plate upper surface, and then the solid impurity of being convenient for drops and collects to the second wall body in, and the structure is practical.
Preferably, filter piece including the install bin, filter cotton layer and activated carbon layer, the install bin can dismantle connect in the frame, the install bin lid fits first cavity, the top of install bin is run through and is provided with first via hole, the bottom of install bin is run through and is provided with the second via hole, activated carbon layer and filter cotton layer fill respectively in the install bin.
Through adopting above-mentioned technical scheme, when landfill leachate flows to filtering piece department, can follow inside first via hole department gets into the install bin, at this moment, filter cotton layer and activated carbon layer and adsorb solid impurity and filter, and landfill leachate after the filtration flows from second via hole department, and then finally outside discharge to the device from the delivery port department, landfill leachate obtains further clean.
Preferably, one side of frame is run through and is provided with the access hole, it is used for opening and close to rotate to be connected with in the frame the apron of access hole, the spout has respectively been seted up to the frame near the both sides inner wall punishment of access hole, the both sides of install bin with the spout cooperation of sliding mutually.
Through adopting last technical scheme, with the install bin both sides respectively in sliding to the twice spout, can make the install bin carry out the dismouting for the frame, simultaneously, inside the access hole can supply to filter the piece and slide in to the frame, be convenient for carry out periodic replacement to filtering the piece, the structure sets up rationally, simultaneously, the apron can be with the access hole shutoff to satisfy the required leakproofness of first cavity.
In a second aspect, the present application provides an environment-friendly landfill leachate treatment method, which adopts the following technical scheme:
an environment-friendly landfill leachate treatment method comprises the following steps:
s1: installing equipment in a field, and communicating the equipment with a system through a pipeline;
s2: starting the opening and closing assembly to open the water inlet and close the through hole;
s3: introducing untreated landfill leachate into the first cavity within a period of time;
s4: starting the opening and closing assembly to close the water inlet and open the through opening;
s5: starting the material pushing assembly to push the solid impurities on the guide plate into the second cavity to be collected;
s6: steps S2-S5 are repeated.
By adopting the technical scheme, the operation steps are simple and convenient, and the solid impurities can be effectively screened.
In summary, the present application includes at least one of the following beneficial technical effects:
1. under the filtering action of the guide plate and the filtering piece, the garbage leachate is subjected to secondary filtration, the solid filtration effect is obvious, meanwhile, under the inclined guidance of the guide plate, solid impurities can move into the second cavity to be collected in a concentrated manner, further screening is realized, and the filtration and cleaning effect of the garbage leachate is remarkably improved;
2. the first opening and closing plate and the second opening and closing plate slide in a staggered mode, so that two actions of filtering the filtrate and screening solid impurities can be separated, and the accuracy of screening the solid impurities is improved;
3. the method has simple and convenient operation steps, and can effectively screen solid impurities.
Drawings
Fig. 1 is a schematic structural diagram of the landfill leachate treatment equipment.
Figure 2 is a sectional view of the landfill leachate treatment plant of the present application.
Fig. 3 is a schematic structural view of the opening and closing assembly of the present application.
Description of reference numerals: 1. a frame; 101. a first cavity; 102. a water inlet; 103. a water outlet; 104. an access hole; 105. a chute; 106. a second cavity; 107. a through port; 108. cleaning the opening; 2. a baffle; 21. water filtering holes; 3. a filter member; 31. installing a box; 3111. a first via hole; 3112. a second via hole; 32. a filter cotton layer; 33. an activated carbon layer; 4. a material pushing assembly; 41. a material pushing cylinder; 42. a material pushing rod; 5. an opening and closing assembly; 51. a drive section; 52. a power switching unit; 521. a main bevel gear; 522. a first bevel gear; 523. a second bevel gear; 53. a first transmission unit; 531. a first drive shaft; 532. a first straight gear; 533. a first rack; 54. a second transmission part; 541. a second drive shaft; 542. a second spur gear; 543. a second rack; 55. a first opening/closing plate; 56. a second opening and closing plate.
Detailed Description
The present application is described in further detail below with reference to figures 1-3.
The embodiment of the application discloses environment-friendly landfill leachate treatment facility. Referring to fig. 1 and 2, the treatment apparatus includes a housing 1, a guide plate 2, and a filter member 3. In this embodiment, the frame 1 includes a box-shaped body and a plurality of supporting legs fixedly connected to the bottom of the body, the number of the supporting legs is four in this embodiment, the four supporting legs are arranged in a rectangular shape, the frame 1 is generally placed on the ground, and the supporting legs support the body. In addition, the rack 1 is internally provided with a first cavity 101, the top of the rack 1 penetrates through a water inlet 102 communicated with the first cavity 101 along the vertical direction, a pipeline communicated with the water inlet 102 can be installed at the top of the body of the rack 1, and the landfill leachate in the settling tank can be introduced into the first cavity 101 from the pipeline at the top of the rack 1; the landfill leachate flowing into the first cavity 101 can flow downwards, a water outlet 103 communicated with the first cavity 101 is formed in the bottom of the body of the rack 1 in a penetrating mode, similarly, a pipeline communicated with the water outlet 103 can be installed at the bottom of the body of the rack 1 and located at the bottom of the body of the rack 1, and the pipeline can lead out the landfill leachate flowing through the first cavity 101 from the water outlet 103 and discharge the landfill leachate into a settling tank or a catalytic oxidation tower of a landfill leachate treatment system.
Guide plate 2 and filter piece 3 and be located first cavity 101 respectively to guide plate 2 is located the top of filtering piece 3, guide plate 2 and filter piece 3 are used for filtering the landfill leachate of first cavity 101 of flowing through in proper order, wherein, the outer fringe profile of guide plate 2 and the circumference profile looks adaptation of first cavity 101, guide plate 2 covers first cavity 101, and guide plate 2 passes through welded fastening's mode and frame 1 fixed connection. Meanwhile, the guide plate 2 is provided with a water filtering hole 21 for allowing the landfill leachate to flow downwards through the guide plate 2, the diameter of the water filtering hole 21 can be 1 mm to 3 mm, for example, 1 mm, 2 mm and 3 mm, in this embodiment, 1 mm, the diameter of the water filtering hole 21 can be correspondingly selected according to actual needs, and the diameter of the water filtering hole 21 is not limited; when the landfill leachate flows to the guide plate 2, the landfill leachate can flow downwards from the water filtering holes 21, solid impurities with the size larger than the diameter of the water filtering holes 21 are blocked above the guide plate 2, and the solid impurities in the landfill leachate realize the first-step screening; in addition, the drainage hole 21 is a plurality of, and a plurality of drainage holes 21 are the mode of array arrangement and set up on guide plate 2, and a plurality of drainage holes 21 can promote landfill leachate's filtration efficiency here.
In addition, filter 3 can be dismantled and connect in frame 1 to filter 3 covers in first cavity 101, and filter 3 is used for filtering the landfill leachate that falls from drainage hole 21. Wherein, the filter member 3 includes a mounting box 31, a filter cotton layer 32 and an activated carbon layer 33, the mounting box 31 is disposed in a rectangular shape in this embodiment, when in a normal use state, the mounting box 31 is disposed along a horizontal direction, an opening at the top of the box body of the mounting box 31 is disposed, a box cover is hinged on the mounting box 31, the box cover can cover the opening of the mounting box 31, a lock catch can be installed between the box cover and the box body, the lock catch can fix the box cover and the box body to each other, the box cover can be opened, the filter cotton layer 32 and the activated carbon layer 33 can be filled in the box body of the mounting box 31, wherein, the filter cotton layer 32 can be a plurality of layers, for example, two layers in this embodiment, the two layers of filter cotton layers 32 are respectively located at the upper side and the lower side of the activated carbon layer 33, meanwhile, a plurality of first via holes 3111 are provided through the top of the mounting box 31, a plurality of second via holes 3112 are provided through the bottom of the mounting box 31, landfill leachate can follow first via hole 3111 and get into in the install bin 31, flows through later and filters cotton layer 32 and activated carbon layer 33, filters cotton layer 32 and carries out the separation to comparatively tiny solid impurity to activated carbon layer 33 adsorbs comparatively tiny solid impurity, realizes landfill leachate's secondary screening.
With continued reference to fig. 1 and 2, in order to improve the convenience of installing the filter element 3 in the first cavity 101, an access hole 104 communicated with the first cavity 101 is formed in a side wall of one side of the rack 1 in a penetrating manner along the horizontal direction, the filter element 3 can be placed in the first cavity 101 from the access hole 104, in addition, sliding grooves 105 are respectively formed in the positions, close to the inner walls of the two sides of the access hole 104, of the rack 1 from outside to inside in a concave manner, the sliding grooves 105 are arranged along the horizontal direction, and the two sliding grooves 105 are parallel to each other; the two opposite side edges of the installation box 31 can be respectively inserted into the two sliding grooves 105, when the installation box 31 is inserted into the sliding grooves 105, the surface of the installation box 31 is in sliding butt joint with the wall of the sliding groove 105, the installation box 31 is in sliding fit with the sliding groove 105, the installation box 31 is slid into the sliding groove 105, the installation can be realized, the process is convenient, and the installation box 31 is detachably connected to the rack 1; when the mounting box 31 is completely slid into the sliding groove 105, the filter member 3 covers the first cavity 101.
In addition, a cover plate for opening and closing the access hole 104 is rotatably connected to the frame 1, wherein the cover plate can be hinged to the outer wall of the frame 1 through a hinge, the cover plate can be rotated to cover the access hole 104, and the contour size and shape of the cover plate are not smaller than the contour size of the access hole 104, so that the cover plate can cover the access hole 104; simultaneously, can set up the hasp piece between apron and frame 1, can make apron and frame 1 reciprocal anchorage through the hasp piece, and then make the apron lid close the stability when access hole 104 and obtain promoting, in addition, can also paste the installation sealing gasket in apron towards one side of frame 1, when the apron lid fits the access hole 104 of frame 1, sealed pad and frame 1 butt to the leakproofness that makes the apron obtains promoting.
Referring to fig. 2, in order to improve the cleaning convenience after screening the solid impurities, the solid impurities need to be screened, wherein a second cavity 106 adjacent to the first cavity 101 is further formed inside the frame 1, a through opening 107 for horizontally communicating the first cavity 101 and the second cavity 106 is formed in the frame 1 in a penetrating manner along the horizontal direction, the guide plate 2 is arranged in an inclined manner in this embodiment, the guide plate 2 is obliquely and covered in the first cavity 101, wherein one side of the guide plate 2 is butted with the bottom of the through opening 107, the other side of the guide plate 2 extends upwards in an inclined manner towards the side far away from the through opening 107, the guide plate 2 can guide the solid impurities, so that the solid impurities move into the second cavity 106 through the through opening 107 to be collected, at this time, a cleaning opening 108 can be formed in the side wall of the frame 1 in a penetrating manner, and a baffle plate is rotatably mounted on the frame 1, the mounting means of baffle is unanimous with the mounting means of apron, and the baffle is used for covering clearance mouth 108, and through opening clearance mouth 108, operating personnel can stretch into second cavity 106 and clear up solid impurity.
Further, a pushing assembly 4 is arranged on the rack 1, wherein the pushing assembly 4 comprises a pushing cylinder 41 and a pushing rod 42, the pushing cylinder 41 is fixedly mounted on the rack 1, the pushing cylinder 41 is arranged in an inclined manner, and the inclination angle of the pushing cylinder 41 is consistent with that of the guide plate 2; a yielding hole penetrates through the side wall of the rack 1, a telescopic rod of the pushing cylinder 41 extends into the first cavity 101 from the outside of the rack 1 through the yielding hole, and the telescopic rod of the pushing cylinder 41 is opposite to the through hole 107; the material pushing rod 42 is fixedly connected to the telescopic rod of the material pushing cylinder 41, the material pushing rod 42 is horizontally arranged, the material pushing rod 42 is perpendicular to the telescopic rod of the material pushing cylinder 41, generally, the material pushing rod 42 and the telescopic rod of the material pushing cylinder 41 can be installed in a welding and fixing mode, the bottom of the material pushing rod 42 is in sliding and abutting contact with the upper surface of the guide plate 2, the material pushing cylinder 41 is started, the material pushing cylinder 41 can drive the material pushing rod 42 to be close to or far away from the through opening 107 in the reciprocating stretching process of the telescopic rod of the material pushing cylinder 41, and the material pushing rod 42 can push solid impurities on the upper surface of the guide plate 2 into the second cavity 106 in the moving process so as to convey the solid impurities into the second cavity 106 for collection.
Referring to fig. 3, in order to reduce the flow of the landfill leachate into the second chamber 106, the treatment apparatus further includes an opening and closing assembly 5, and with reference to fig. 1 and 2, the opening and closing assembly 5 is used for respectively opening and closing the water inlet 102 and the through hole 107 to regulate the flow direction of the water flow.
The opening and closing assembly 5 includes a driving portion 51, a power switching portion 52, a first transmission portion 53, a second transmission portion 54, a first opening and closing plate 55, and a second opening and closing plate 56. The driving portion 51 is disposed on the frame 1, the driving portion 51 is connected to the power switching portion 52, the driving portion 51 is configured to output a torque to the power switching portion 52, specifically, the driving portion 51 is selected as a servo motor in this embodiment, the servo motor is fixedly mounted on the frame 1, and the servo motor can output a forward torque and a reverse torque, so as to meet an actual use requirement.
The power switching unit 52 is connected to the first transmission unit 53 and the second transmission unit 54, respectively, and the power switching unit 52 simultaneously transmits two types of torques in opposite directions to the first transmission unit 53 and the second transmission unit 54, respectively. Specifically, the power switching unit 52 includes a main bevel gear 521, a first bevel gear 522, and a second bevel gear 523, wherein the main bevel gear 521 is fixedly mounted on an output shaft of a servo motor, and the servo motor is activated to drive the main bevel gear 521 to rotate.
Meanwhile, the first transmission part 53 and the second transmission part 54 are respectively rotatably connected to the frame 1, specifically, the first transmission part 53 includes a first transmission shaft 531, the first transmission shaft 531 is arranged along the vertical direction, the first transmission shaft 531 is rotatably mounted on the frame 1 through a bearing seat, one end of the first transmission shaft 531 is close to the main bevel gear 521, the first bevel gear 522 is fixedly mounted at one end of the first transmission shaft 531 close to the main bevel gear 521, and the first bevel gear 522 is meshed with the main bevel gear 521. In addition, the second transmission part 54 includes a second transmission shaft 541, the second transmission shaft 541 is disposed along the horizontal direction, the second transmission shaft 541 is fixedly installed on the frame 1 through a bearing seat, one end of the second transmission shaft 541 is close to the main bevel gear 521, a second bevel gear 523 is fixedly installed at one end of the second transmission shaft 541 close to the main bevel gear 521, and the second bevel gear 523 is engaged with the main bevel gear 521.
Here, when the output shafts of the servo motors rotate in the same direction, the main bevel gear 521 rotates, the main bevel gear 521 can drive the first bevel gear 522 and the second bevel gear 523 to rotate in different directions, and further drive the first transmission shaft 531 and the second transmission shaft 541 to rotate in different directions, and the servo motors have a forward and reverse rotation function, so that the power switching unit 52 can output torques in different directions to the first transmission unit 53 and the second transmission unit 54 regardless of the output torque direction of the servo motors.
Continuing to refer to fig. 3, the first opening and closing plate 55 is connected to the frame 1 in a sliding manner, wherein the first opening and closing plate 55 is arranged along the horizontal direction, a sliding hole is formed in one side of the frame 1 close to the water inlet 102 in a penetrating manner, the first opening and closing plate 55 penetrates through the sliding hole and is in sliding abutment with the frame 1, the outer edge shape of the first opening and closing plate 55 is adapted to the peripheral shape of the first cavity 101, when the first opening and closing plate 55 slides into the first cavity 101, the edge of the first opening and closing plate 55 can be in abutment with the inner wall of the frame 1, and then the first cavity 101 is covered, and the first opening and closing plate 55 can block percolate flowing into the first cavity 101 from the water inlet 102 at this time.
The first opening and closing plate 55 is connected to the first transmission portion 53, the first transmission portion 53 is configured to drive the first opening and closing plate 55 to open and close the water inlet 102, wherein the first transmission portion 53 further includes a first straight gear 532 and a first rack 533, the first straight gear 532 is fixedly installed at an end of the first transmission shaft 531, which is far away from the first bevel gear 522, the first rack 533 is arranged along a horizontal direction, the first rack 533 is fixedly installed at one side of the first opening and closing plate 55, the first straight gear 532 is engaged with the first rack 533, the first transmission shaft 531 changes along with a rotation direction of the first transmission shaft 531, the first transmission shaft 531 can drive the first straight gear 532 to rotate, the first straight gear 532 can push the first rack 533 to reciprocate, further, the first opening and closing plate 55 can reciprocate on the rack 1, and in this process, the first opening and closing plate 55 can open and close the water inlet 102.
Continuing to refer to fig. 3, the second opening and closing plate 56 is connected to the frame 1 in a sliding manner, wherein the second opening and closing plate 56 is arranged along the vertical direction, a sliding hole is also arranged on one side of the frame 1 close to the through opening 107 in a penetrating manner, the second opening and closing plate 56 penetrates through the sliding hole and is in sliding abutment with the frame 1, the outer edge shape of the second opening and closing plate 56 is adapted to the peripheral shape of the through opening 107, when the second opening and closing plate 56 slides into the through opening 107, the edge of the second opening and closing plate 56 can be in abutment with the inner wall of the frame 1, and then the through opening 107 is covered, and at this time, the garbage leachate in the first cavity 101 can be prevented from entering the second cavity 106.
The second opening and closing plate 56 is connected with the second transmission part 54, and the second driving part 51 is used for driving the second opening and closing plate 56 to open and close the through hole 107; the second transmission part 54 further includes a second spur gear 542 and a second rack 543, the second spur gear 542 is fixedly mounted at one end of the second transmission shaft 541 far from the second bevel gear 523, the second rack 543 is arranged along the horizontal direction, the second rack 543 is fixedly mounted at one side of the bottom of the second opening and closing plate 56, the second spur gear 542 is meshed with the second rack 543, along with the change of the rotation direction of the second transmission shaft 541, the second transmission shaft 541 can drive the second spur gear 542 to rotate, the second spur gear 542 can drive the second rack 543 to reciprocate, so that the second opening and closing plate 56 can reciprocate on the rack 1, and in this process, the second opening and closing plate 56 can open and close the through port 107.
Here, the start drive unit 51 is configured such that when the first opening/closing plate 55 is slid toward the inside of the chassis 1, the second opening/closing plate 56 is pulled out of the chassis 1, and when the first opening/closing plate 55 is pulled out of the chassis 1, the second opening/closing plate 56 is slid toward the inside of the chassis 1; the first opening and closing plate 55 and the second opening and closing plate 56 have at least two states, when in the first state, the first opening and closing plate 55 opens the water inlet 102, the second opening and closing plate 56 closes the through hole 107, at this time, the second opening and closing plate 56 blocks the landfill leachate, and the landfill leachate flowing from the first cavity 101 to the second cavity 106 is reduced; meanwhile, in the second state, the first opening and closing plate 55 closes the water inlet 102, the second opening and closing plate 56 opens the through hole 107, at this time, the first opening and closing plate 55 blocks the landfill leachate, so that the landfill leachate entering the first cavity 101 is reduced, and then the pushing assembly 4 can be started to push the waste material into the second cavity 106 for collection.
It should be noted that, can also install the water pump in frame 1, set up the backward flow hole with the water pump intercommunication in frame 1, the backward flow hole communicates with second cavity 106 simultaneously, install the back flow in addition on the water pump, the one end of back flow links to each other with the water pump, the other end of back flow is connected with frame 1 and communicates with first cavity 101, start the water pump, can take back the landfill leachate in second cavity 106 and carry out the secondary screening in first cavity 101, the precision is improved, the landfill leachate of reducible second cavity 106 simultaneously, so that clear up the solid impurity in the second cavity 106.
The implementation principle of an environment-friendly landfill leachate treatment facility of the embodiment of this application is: the landfill leachate needing to remove solid impurities enters the first cavity 101 from the water inlet 102, and then flows to the guide plate 2, on one hand, the filter holes of the guide plate 2 can filter and screen part of leachate with larger volume, on the other hand, under the inclined guidance of the guide plate 2, the solid impurities can move to the second cavity 106 to realize centralized collection, and further realize screening; the filtration liquid after the screening continues to flow to filtering piece 3 department, and under the filtering action of filtering piece 3, filtration liquid obtains further filtration, and landfill leachate obtains under the double screening effect and filters the clearance at solid impurity, and landfill leachate's filtration clearance effect obtains promoting.
Meanwhile, the opening and closing assembly 5 can alternately close the water inlet 102 and the water outlet 103, so that the possibility of entering the second cavity 106 when the landfill leachate is filtered is reduced, the possibility of entering the second cavity 106 when fixed garbage is cleaned is reduced, and the action rationality of the equipment during operation is improved.
The embodiment of the application also discloses an environment-friendly landfill leachate treatment method, which comprises the following steps:
s1: the equipment is arranged in a field, and is communicated with the system through a pipeline, when the pipeline is arranged, two pipelines can be respectively communicated with the water inlet 102 and the water outlet 103, the pipeline close to the water inlet 102 is used for garbage percolate to enter, and the pipeline close to the water outlet 103 can be connected with an oxidation catalytic tower or a settling tank.
S2: the opening and closing assembly 5 is started to open the water inlet 102 and close the through port 107, at the moment, the landfill leachate is introduced from the water inlet 102, the landfill leachate can flow into the first cavity 101, and the solid garbage located in the landfill leachate is screened by the guide plate 2 and the filter element 3.
S3: untreated landfill leachate is introduced into the first cavity 101 for a period of time, which may be determined by practical needs, for example, 1 hour, 2 hours, or 3 hours, and the amount of solid garbage accumulated on the flow guide plate 2 may be used as a standard, so that when the amount of solid garbage accumulated on the flow guide plate 2 is large, the next step may be performed.
S4: starting the opening and closing assembly 5 to enable the first opening and closing plate 55 to slide into the rack 1 and enable the second opening and closing plate to slide out of the rack 1, wherein the first opening and closing plate 55 enables the water inlet 102 to be closed, and the second opening and closing plate 56 enables the through hole 107 to be opened;
s5: the pushing assembly 4 is started, the driving cylinder drives the pushing rod 42 to move towards the passing opening 107, so that the pushing rod 42 pushes the solid impurities on the guide plate 2 into the second cavity 106 to be collected;
s6: repeating the steps S2-S5 to realize the cycle switching of the filtering action and the solid waste collecting action.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (9)
1. The utility model provides an environment-friendly landfill leachate treatment facility which characterized in that: comprises a frame (1), a guide plate (2) and a filter element (3);
a first cavity (101) and a second cavity (106) which are adjacently arranged are arranged in the rack (1), a water inlet (102) communicated with the first cavity (101) is formed in the top of the rack (1), a water outlet (103) communicated with the first cavity (101) is formed in the bottom of the rack (1), and a through opening (107) for horizontally communicating the first cavity (101) and the second cavity (106) is formed in the rack (1);
the guide plate (2) is obliquely covered and arranged in the first cavity (101), one side of the guide plate (2) is in butt joint with the bottom of the through opening (107), the other side of the guide plate (2) extends upwards in an inclined manner towards one side far away from the through opening (107), and a water filtering hole (21) for garbage percolate to flow downwards through the guide plate (2) is arranged in the guide plate (2) in a penetrating manner;
filter piece (3) lid close set up in first cavity (101), filter piece (3) are located the below of guide plate (2), filter piece (3) and are used for filtering the landfill leachate from drainage hole (21) whereabouts.
2. The environment-friendly landfill leachate treatment facility of claim 1, wherein: the automatic opening and closing device is characterized by further comprising an opening and closing assembly (5), wherein the opening and closing assembly (5) comprises a driving part (51), a power switching part (52), a first transmission part (53), a second transmission part (54), a first opening and closing plate (55) and a second opening and closing plate (56);
the driving part (51) is arranged on the frame (1), the driving part (51) is connected with the power switching part (52), and the driving part (51) is used for outputting torque to the power switching part (52);
the first transmission part (53) and the second transmission part (54) are respectively connected to the frame (1) in a rotating manner, the power switching part (52) is respectively connected with the first transmission part (53) and the second transmission part (54), and the power switching part (52) is used for respectively transmitting two types of torque in opposite directions to the first transmission part (53) and the second transmission part (54);
the first opening and closing plate (55) is connected to the rack (1) in a sliding mode, the first opening and closing plate (55) is connected with the first transmission part (53), and the first transmission part (53) is used for driving the first opening and closing plate (55) to open and close the water inlet (102);
the second opening and closing plate (56) is connected to the rack (1) in a sliding mode, the second opening and closing plate (56) is connected with the second transmission part (54), and the second transmission part (54) is used for driving the second opening and closing plate (56) to open and close the passing opening (107);
the first opening and closing plate (55) and the second opening and closing plate (56) at least comprise two states, when in the first state, the first opening and closing plate (55) opens the water inlet (102), and the second opening and closing plate (56) closes the through opening (107); in a second state, the first shutter plate (55) closes the water inlet (102), and the second shutter plate (56) opens the passage opening (107).
3. The environment-friendly landfill leachate treatment facility of claim 2, wherein: the power switching part (52) comprises a main bevel gear (521), a first bevel gear (522) and a second bevel gear (523), the main bevel gear (521) is arranged on the driving part (51), the driving part (51) is used for driving the main bevel gear (521) to rotate, the first bevel gear (522) is arranged on the first transmission part (53), the first bevel gear (522) is meshed with the main bevel gear (521), the second bevel gear (523) is arranged on the second transmission part (54), and the second bevel gear (523) is meshed with the main bevel gear (521).
4. The environment-friendly landfill leachate treatment facility of claim 3, wherein: the first transmission part (53) comprises a first transmission shaft (531), a first straight gear (532) and a first rack (533), the first transmission shaft (531) is rotatably arranged on the rack (1), the first bevel gear (522) is fixedly connected to one end of the first transmission shaft (531), the first straight gear (532) is fixedly connected to the other end of the first transmission shaft (531), the first rack (533) is fixedly connected to the first opening and closing plate (55), and the first straight gear (532) is meshed with the first rack (533).
5. The environment-friendly landfill leachate treatment facility of claim 3, wherein: the second transmission part (54) comprises a second transmission shaft (541), a second straight gear (542) and a second rack (543), the second transmission shaft (541) is rotatably arranged on the rack (1), the second bevel gear (523) is fixedly connected to one end of the second transmission shaft (541), the second straight gear (542) is fixedly connected to the other end of the second transmission shaft (541), the second rack (543) is fixedly connected to the second opening and closing plate (56), and the second straight gear (542) is meshed with the second rack (543).
6. The environment-friendly landfill leachate treatment facility of claim 1, wherein: still including pushing away material subassembly (4), it includes pushes away material cylinder (41) and ejector pin (42) to push away material subassembly (4), it is just right with through mouthful (107) in first cavity (101) to push away material cylinder (41) fixed connection in frame (1), the telescopic link that pushes away material cylinder (41) extends to push away material cylinder (41), ejector pin (42) fixed connection in push away on the telescopic link of material cylinder (41), ejector pin (42) with the upper surface looks sliding butt of guide plate (2), it is used for the drive to push away material cylinder (41) ejector pin (42) for be close to or keep away from through mouthful (107).
7. The environment-friendly landfill leachate treatment facility of claim 1, wherein: filter piece (3) including install bin (31), filtration cotton layer (32) and activated carbon layer (33), install bin (31) can dismantle connect in frame (1), install bin (31) lid fits first cavity (101), the top of install bin (31) is run through and is provided with first via hole (3111), the bottom of install bin (31) is run through and is provided with second via hole (3112), activated carbon layer (33) and filtration cotton layer (32) fill respectively in install bin (31).
8. The environment-friendly landfill leachate treatment facility of claim 7, wherein: one side of frame (1) is run through and is provided with access hole (104), it is used for opening and close to rotate to be connected with in frame (1) the apron of access hole (104), frame (1) is close to both sides inner wall department of access hole (104) and has seted up spout (105) respectively, the both sides of install bin (31) with spout (105) cooperate of sliding mutually.
9. The environment-friendly landfill leachate treatment method according to any one of claims 1 to 8, wherein: the method comprises the following steps:
s1: installing equipment in a field, and communicating the equipment with a system through a pipeline;
s2: starting the opening and closing assembly (5) to open the water inlet (102) and close the through hole (107);
s3: introducing untreated landfill leachate into the first cavity (101) within a period of time;
s4: starting the opening and closing assembly (5) to close the water inlet (102) and open the through hole (107);
s5: starting the pushing assembly (4) to push the solid impurities on the guide plate (2) into the second cavity (106) to be collected;
s6: steps S2-S5 are repeated.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110627919.3A CN113233632A (en) | 2021-06-05 | 2021-06-05 | Environment-friendly landfill leachate treatment equipment and method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110627919.3A CN113233632A (en) | 2021-06-05 | 2021-06-05 | Environment-friendly landfill leachate treatment equipment and method thereof |
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| CN113233632A true CN113233632A (en) | 2021-08-10 |
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| CN202110627919.3A Pending CN113233632A (en) | 2021-06-05 | 2021-06-05 | Environment-friendly landfill leachate treatment equipment and method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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