CN217511282U

CN217511282U - Electrolysis device for landfill leachate treatment

Info

Publication number: CN217511282U
Application number: CN202221450452.6U
Authority: CN
Inventors: 魏彦崇; 杨智
Original assignee: Guangdong Xinwanjiang Ecological Environment Technology Co ltd
Current assignee: Guangdong Xinwanjiang Ecological Environment Technology Co ltd
Priority date: 2022-06-10
Filing date: 2022-06-10
Publication date: 2022-09-30
Anticipated expiration: 2032-06-10

Abstract

The utility model discloses an electrolytic device for treating landfill leachate, which comprises an electrolytic device body and a water inlet pipe communicated with and fixed at the top of the electrolytic device body, wherein the top end of the water inlet pipe is provided with an alternative filtering and cleaning mechanism; the alternative filtering and cleaning mechanism comprises a liquid flow meter which is communicated and fixed on the top end of the water inlet pipe, a water inlet of the liquid flow meter is communicated and fixed with a flow guide pipe of which the top end is of a plugging structure, two slag collecting boxes of which the tops are arranged for openings are arranged on the left side of the flow guide pipe, and a cover plate is rotatably installed on the left side of the tops of the slag collecting boxes. The utility model discloses be convenient for filter in advance the collection to impurity, be convenient for take place the automatic personnel's of reminding of reporting to the police when blockking up at L shape filter screen and handle, be convenient for filter the clearance in turn to two L shape filter screens, through the mode of filter clearance of change in turn fast, need not stop feed liquor electrolysis work, realize when not shutting down fast to the purpose that filterable impurity clearance shifted out, save shut down latency, satisfy the user demand.

Description

Electrolysis device for landfill leachate treatment

Technical Field

The utility model relates to an electrolysis equipment technical field especially relates to an electrolytic device for landfill leachate handles.

Background

The landfill leachate is sewage such as water generated by decomposing organic substances in garbage and free water in the garbage in the process of sanitary landfill and stacking of the garbage, is high-concentration organic wastewater generated by solid waste under the physical, chemical and biological effects, has the characteristics of large change of water quality and water quantity, complex components, high content of impurities, metals and ammonia nitrogen and the like, and can cause serious pollution to the environment around a landfill site and a large-range water body environment if effective treatment is not available; an electrochemical oxidation method is one of effective methods for treating refractory organic pollutants, an electro-catalysis electrode can be structurally divided into two-dimensional electrodes and three-dimensional electrodes, the three-dimensional electrodes fill granular or other chip-shaped working electrode materials between the electrodes of a traditional two-dimensional electrolytic cell and charge the surfaces of the filled working electrode materials to form a new electrode, the mass transfer speed of substances is increased due to small space between the filled particles, and the current efficiency and the treatment effect are improved.

Aiming at an electrolytic device adopting three-dimensional electrode treatment, in the prior art, application number 201720306441.3 discloses a three-dimensional electrolytic device for treating landfill leachate, which comprises a three-dimensional electrolytic tank, an electrode plate, three-dimensional conductive particles, an aeration pipe and an aeration head, wherein the three-dimensional electrolytic tank is in a circular truncated cone shape with a certain taper, and the bottom part is small and the upper part is large; the bottom of the aeration pipe is provided with an aeration pipe, and aeration heads are uniformly distributed on the aeration pipe; the electrode plate is connected with a power supply through a lead, the cathode plate is in a porous truncated cone shape with a certain taper, the anode plate is solid in the middle, and the outer side of the anode plate is in a gear shape; meanwhile, the conductive particles filled between the cathode plate and the anode plate are suspended in the conductive particles under the action of aeration, so that the reaction is sufficiently and rapidly, the refractory organic pollutants in the landfill leachate are directly mineralized or degraded into micromolecular organic matters, and the ammonia nitrogen is mainly oxidized into nitrogen and water.

The patent ensures good conductivity by a three-dimensional electrolysis mode, and improves the treatment efficiency; but it still has some not enough, its inlet tube lacks the function of the particulate impurity filtration collection in advance in the sewage, make particulate impurity get into in a large number easily and pile up in three-dimensional electrolysis trough, though exist among the prior art and carry out simple filterable mode through filter screen and filter cartridge cooperation, but ordinary filterable mode is mostly inconvenient for clear up the removal out fast to filterable impurity in the time of not shutting down, need regularly to shut down dismouting clearance impurity and filter screen, need longer shut down clearance latency, work efficiency is low, can not satisfy the user demand, problem to above-mentioned technique existence, therefore we have provided an electrolytic device for refuse treatment leachate, be used for solving above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing an electrolysis device for treating landfill leachate.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

an electrolytic device for treating landfill leachate comprises an electrolytic device body and a water inlet pipe which is communicated with and fixed at the top of the electrolytic device body, wherein the top end of the water inlet pipe is provided with an alternative filtering and cleaning mechanism;

the alternative filtering and cleaning mechanism comprises a liquid flow meter communicated and fixed at the top end of a water inlet pipe, a water inlet of the liquid flow meter is communicated and fixed with a guide pipe with the top end being of a blocking structure, the left side of the guide pipe is provided with two slag collecting boxes with the tops being provided with openings, the left sides of the tops of the slag collecting boxes are rotatably provided with cover plates, the cover plates are in threaded fixation with the right sides of the tops of the corresponding slag collecting boxes, the slag collecting boxes are movably sleeved with filtering slag collecting assemblies in movable contact with the bottoms of the corresponding cover plates, the right sides of the slag collecting boxes are communicated and fixed with one-way valves, the right sides of the one-way valves are provided with water outlets and are communicated and fixed with the left sides of the guide pipe, the left sides of the slag collecting boxes are communicated and fixed with water pipes, the left ends of the two water pipes are communicated and fixed with the same conversion box, the bottoms of the left sides of the conversion box are communicated and fixed with a water inlet connecting pipe, the left ends of the water inlet pipe are fixedly connected with a valve, and the right side inner wall of the conversion box is in movable contact with a baffle in a sealing manner, the right side of baffle and the left end movable contact of the water service pipe of top, the sealed sliding sleeve of change box is equipped with the rectangle sliding sleeve, fixedly connected with slider between the right side inner wall of rectangle sliding sleeve and the right side of baffle, the left side fixedly connected with of change box and rectangle sliding sleeve matched with limit control alarm component, the electric telescopic handle that position removed about being used for driving the rectangle sliding sleeve carries out in top fixedly connected with of the water service pipe of below, electric telescopic handle's the bottom right side fixed connection that stretches out end and rectangle sliding sleeve, electric telescopic handle and fluidflowmeter all with limit control alarm component electric connection.

Preferably, the filtering slag collecting assembly comprises an L-shaped filter screen which is movably sleeved in the corresponding slag collecting box, a pull ring is fixedly connected to the inner wall of the right side of the L-shaped filter screen, the top of the pull ring is in movable contact with the bottom of the corresponding cover plate, a stop block is fixedly connected to the inner wall of the bottom of the slag collecting box, and the left side of the stop block is in movable contact with the bottom of the right side of the corresponding L-shaped filter screen.

Preferably, the limit control alarm assembly comprises two touch limit switches fixedly connected to the left side of the conversion box, the rectangular sliding sleeve is located between the two touch limit switches and matched with the two touch limit switches, a buzzer and a controller located on the front side of the buzzer are fixedly mounted at the bottom of the left side of the conversion box, and the two touch limit switches, the buzzer, the electric telescopic rod and the liquid flow meter are all electrically connected with the controller.

Preferably, the right side of the top of the slag collecting box is provided with a thread groove, a knob type bolt is sleeved in the thread groove, and the cover plate is sleeved on the corresponding knob type bolt in a threaded manner.

Preferably, the same hinge is fixedly installed between the left side of the cover plate and the top of the left side of the corresponding slag collecting box, the cover plate is rotatably installed with the slag collecting box through the corresponding hinge, a sealing ring is fixedly bonded to the bottom of the cover plate, and the bottom of the sealing ring is in movable contact with the top of the corresponding slag collecting box.

Preferably, a rectangular through hole is formed in the inner wall of the right side of the conversion box, and the inner wall of the front side and the inner wall of the rear side of the rectangular through hole are respectively in sliding connection with the front side and the rear side of the sliding block.

Preferably, the baffle is located above the lower water pipe and is fitted to the lower water pipe.

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

through the matching of the water inlet pipe, the liquid flow meter, the flow guide pipe, the slag collecting box, the L-shaped filter screen, the conversion box, the water through pipe and the water inlet connecting pipe with the one-way valve, impurities can be filtered and collected in advance, and the risk of blockage caused by the fact that a large amount of particle impurities enter the electrolysis device body is reduced;

the liquid flow meter, the L-shaped filter screen, the pull ring, the controller and the buzzer are matched, so that an alarm can be automatically given to remind people to clean the filter screen in time when the L-shaped filter screen is blocked;

through collection sediment box, apron, L shape filter screen, conversion box, water service pipe, baffle, slider, rectangle sliding sleeve, electric telescopic handle, controller, dab limit switch and rectangle perforation and cooperate, can cross the filtration clearance fast in turn to two L shape filter screens for need not stop feed liquor electrolysis work, reach the purpose that can remove out to filterable impurity clearance fast when not shutting down.

The utility model discloses be convenient for filter in advance the collection to impurity, be convenient for take place the automatic personnel's of reminding of reporting to the police when blockking up at L shape filter screen and handle, be convenient for filter the clearance in turn to two L shape filter screens, through the mode of filter clearance of change in turn fast, need not stop feed liquor electrolysis work, realize when not shutting down fast to the purpose that filterable impurity clearance shifted out, save shut down latency, satisfy the user demand.

Drawings

FIG. 1 is a schematic structural view of an electrolysis apparatus for landfill leachate treatment according to the present invention;

FIG. 2 is an enlarged cross-sectional view of a portion A of FIG. 1;

fig. 3 is a schematic view of the three-dimensional structure of the rectangular sliding sleeve and the conversion box connecting piece of the electrolysis device for treating landfill leachate provided by the utility model.

In the figure: 100. an electrolyzer body; 101. a water inlet pipe; 1. a liquid flow meter; 2. a flow guide pipe; 3. a slag collection box; 4. a cover plate; 5. an L-shaped filter screen; 6. a pull ring; 7. a switch box; 8. a water pipe; 9. a baffle plate; 10. a slider; 11. a rectangular sliding sleeve; 12. an electric telescopic rod; 13. a water inlet connecting pipe; 14. a controller; 15. lightly touching a limit switch; 16. a one-way valve; 17. a rectangular perforation.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-3, an electrolytic device for landfill leachate treatment comprises an electrolytic device body 100 and a water inlet pipe 101 communicated and fixed at the top of the electrolytic device body 100, wherein the top end of the water inlet pipe 101 is provided with an alternative filtering and cleaning mechanism;

the alternative filtering and cleaning mechanism comprises a liquid flow meter 1 which is communicated and fixed at the top end of a water inlet pipe 101, so that the liquid flow meter 1 is communicated with the inside of an electrolysis device body 100 through the water inlet pipe 101, a water inlet of the liquid flow meter 1 is communicated and fixed with a flow guide pipe 2 with the top end being of a blocking structure, the left side of the flow guide pipe 2 is provided with two slag collecting boxes 3 with the tops being provided with openings, the left sides of the tops of the slag collecting boxes 3 are rotatably provided with a cover plate 4, wherein the same hinge is fixedly arranged between the left side of the cover plate 4 and the top of the left side of the corresponding slag collecting box 3, the cover plate 4 is rotatably arranged with the slag collecting boxes 3 through the corresponding hinges, the bottom of the cover plate 4 is fixedly bonded with a sealing ring, the bottom of the sealing ring is movably contacted with the tops of the corresponding slag collecting boxes 3, the sealing ring is used for sealing between the corresponding cover plate 4 and the slag collecting boxes 3, and the cover plate 4 is fixed with the right sides of the tops of the corresponding slag collecting boxes 3 through threads, wherein the right side of the top of the slag collecting box 3 is provided with a thread groove, a thread groove is sleeved with a knob bolt, a cover plate 4 is sleeved on the corresponding knob bolt in a thread way, the right side of the top of the cover plate 4 is provided with a thread hole in threaded connection with the corresponding knob bolt, the cover plate 4 is sleeved on the corresponding knob bolt in a thread way through the thread hole, a filtering slag collecting component which is movably contacted with the bottom of the corresponding cover plate 4 is movably sleeved in the slag collecting box 3, the filtering slag collecting component comprises an L-shaped filter screen 5 which is movably sleeved in the corresponding slag collecting box 3, the front side, the rear side, the bottom and the left side of the L-shaped filter screen 5 are respectively and movably contacted with the front side inner wall, the rear side inner wall, the bottom inner wall and the left side inner wall of the corresponding slag collecting box 3, the L-shaped filter screen 5 is also contacted with the bottom of the cover plate 4, a pull ring 6 is fixedly connected on the right side inner wall of the L-shaped filter screen 5, the top of the pull ring 6 is movably contacted with the bottom of the corresponding cover plate 4, the inner wall of the bottom of the slag collection box 3 is fixedly connected with a stop block, and the left side of the stop block is movably contacted with the bottom of the right side of the corresponding L-shaped filter screen 5;

the right side of the slag collecting box 3 is communicated and fixed with a one-way valve 16, wherein the inner wall of the right side of the slag collecting box 3 is provided with a connecting hole fixedly connected with the outer side of a water inlet of the corresponding one-way valve 16, so that the one-way valve 16 is communicated with the inside of the slag collecting box 3 through the connecting hole, the right side of the one-way valve 16 is provided with a water outlet and is communicated and fixed with the left side of the flow guide pipe 2, the left side of the slag collecting box 3 is communicated and fixed with a water through pipe 8, the left ends of the two water through pipes 8 are communicated and fixed with the same conversion box 7, the bottom of the left side of the conversion box 7 is communicated and fixed with a water inlet connecting pipe 13, wherein the inner wall of the left side of the conversion box 7 is provided with a mounting hole fixedly bonded with the outer side of the water inlet connecting pipe 13, the water inlet connecting pipe 13 is communicated and fixed with the conversion box 7 through the mounting hole, the left end of the water inlet connecting pipe 13 is fixedly connected with a valve, and the inner wall of the right side of the conversion box 7 is in sealed and movably contacted with a baffle 9, wherein the outer side of the baffle 9 is bonded and sleeved with a sealing rubber sheet, the right side of the sealing rubber sheet is in movable contact with the right side inner wall of the conversion box 7, the right side of the baffle 9 is in movable contact with the left end of the upper water pipe 8, the baffle 9 is positioned above the lower water pipe 8 and is matched with the lower water pipe 8, the conversion box 7 is hermetically and slidably sleeved with a rectangular sliding sleeve 11, the rectangular sliding sleeve 11 is bonded and sleeved with a sealing rubber sleeve, the inner side of the sealing rubber sleeve is slidably sleeved with the outer side of the conversion box 7, the rectangular sliding sleeve 11 is sleeved on the conversion box 7 through the sealing rubber sleeve, a sliding block 10 is fixedly connected between the right side inner wall of the rectangular sliding sleeve 11 and the right side of the baffle 9, a rectangular through hole 17 is formed on the right side inner wall of the conversion box 7, the front side inner wall and the rear side inner wall of the rectangular through hole 17 are respectively in sliding connection with the front side and the rear side of the sliding block 10, so as to achieve the effect that the sliding block 10 can slide to pass through, the left side of the conversion box 7 is fixedly connected with a limit control alarm component matched with the rectangular sliding sleeve 11, the top of the lower water pipe 8 is fixedly connected with an electric telescopic rod 12 for driving the rectangular sliding sleeve 11 to move up and down, the extending end of the electric telescopic rod 12 is fixedly connected with the right side of the bottom of the rectangular sliding sleeve 11, the electric telescopic rod 12 and the liquid flowmeter 1 are both electrically connected with the limit control alarm component, wherein the limit control alarm component comprises two light-touch limit switches 15 fixedly connected to the left side of the conversion box 7, the rectangular sliding sleeve 11 is positioned between the two light-touch limit switches 15 and matched with the two light-touch limit switches 15, the left side bottom of the conversion box 7 is fixedly provided with a buzzer and a controller 14 positioned in front of the buzzer, and the two light-touch limit switches 15, the buzzer, the electric telescopic rod 12 and the liquid flowmeter 1 are all electrically connected with the controller 14, the utility model discloses be convenient for filter in advance the collection to impurity, be convenient for take place the automatic personnel of reminding of reporting to the police when blockking up at L shape filter screen 5 and handle, be convenient for filter the clearance in turn two L shape filter screens 5, through the mode of filtering the clearance of quick change replacement, need not stop feed liquor electrolysis work, realize the purpose of removing out to filterable impurity clearance fast in the time of not shutting down, save shut down latency, satisfy the user demand.

The working principle is as follows: when the device is used, liquid enters the conversion box 7 through the water inlet connecting pipe 13, then enters the lower slag collecting box 3 through the lower water pipe 8, then passes through the lower L-shaped filter screen 5 rightwards, then enters the guide pipe 2 through the lower one-way valve 16, and then sequentially enters the electrolysis device body 100 through the liquid flow meter 1 and the water inlet pipe 101 to carry out electrolysis work, wherein the lower L-shaped filter screen 5 can filter, shield and collect particle impurities in the liquid inside the electrolysis device body, so that the purpose of filtering and collecting impurities in advance is realized, and the risk of blockage caused by the fact that a large amount of particle impurities enter the electrolysis device body 100 is reduced;

the start-stop flow velocity value of the buzzer is preset by the controller 14, when liquid passes through the liquid flow meter 1, the liquid flow meter 1 monitors the flow velocity of the liquid and transmits the flow velocity to the controller 14, when the L-shaped filter screen 5 below is blocked, the flow velocity of the liquid is reduced, and when the flow velocity is lower than the preset value, the controller 14 controls the buzzer to start to perform high-pitch alarm, so that automatic alarm can be given to remind people to clean the liquid in time when the L-shaped filter screen 5 is blocked;

when impurities in the lower L-shaped filter screen 5 need to be cleaned and moved out, the electric telescopic rod 12 is reversely started to drive the rectangular sliding sleeve 11 to slide downwards on the conversion box 7, the rectangular sliding sleeve 11 drives the sliding block 10 to slide downwards in the rectangular through hole 17, the sliding block 10 drives the baffle plate 9 to move downwards, the baffle plate 9 downwards shields and blocks the lower water pipe 8 and downwards releases the shielding of the upper water pipe 8, when the rectangular sliding sleeve 11 moves downwards to be in squeezing contact with the lower light-touch limit switch 15, the lower light-touch limit switch 15 transmits a signal to the controller 14, the controller 14 controls the electric telescopic rod 12 to be closed, liquid is changed to enter the upper water pipe 8 and the upper slag collection box 3 and is filtered by the upper L-shaped filter screen 5, the lower knob type bolt can be reversely rotated to be separated from the corresponding thread groove, and the locking of the lower cover plate 4 is released, at the moment, the lower cover plate 4 can be turned upwards, then the lower pull ring 6 is pulled upwards to drive the lower L-shaped filter screen 5 to move upwards, at the moment, a person can clean the lower L-shaped filter screen 5 and particle impurities collected at the inner side of the lower L-shaped filter screen 5, the L-shaped filter screen 5 is placed into the corresponding slag collecting box 3 after cleaning, the lower cover plate 4 is locked by using a knob type bolt, when the flow rate is lower than the preset value again, the buzzer alarms again, the upper L-shaped filter screen 5 is blocked, at the moment, the person starts the electric telescopic rod 12 in the forward direction to drive the rectangular sliding sleeve 11 to move upwards, the rectangular sliding sleeve 11 drives the baffle 9 to move upwards through the slide block 10, the baffle 9 blocks and blocks the upper water pipe 8 upwards, and releases the blocking of the lower water pipe 8 upwards, and then the water pipe 8 enters again, the L shape filter screen 5 by the below once more filters, alright this moment in order above-mentioned same mode take out the clearance with the L shape filter screen 5 and the granule impurity of top, can realize the effect of filtering the clearance in turn to two L shape filter screens 5, through the mode of filtering the clearance of changing in turn fast, need not stop feed liquor electrolysis work, reach the mesh that can clear up the filterable impurity fast and shift out in the time of not shutting down, save the latency of shutting down.

In the description of the present application, it should be noted that, unless otherwise specifically stated or limited, the terms "disposed," "mounted," "connected" and "connected" should be construed broadly, and may include, for example, a fixed connection, a detachable connection, an integral connection, a mechanical connection, an electrical connection, a direct connection, a connection through an intermediary, and a communication between two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art according to specific situations.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. An electrolytic device for treating landfill leachate comprises an electrolytic device body (100) and a water inlet pipe (101) communicated and fixed at the top of the electrolytic device body (100), and is characterized in that the top end of the water inlet pipe (101) is provided with an alternative filtering and cleaning mechanism;

the alternate filtering and cleaning mechanism comprises a liquid flow meter (1) communicated and fixed on the top of a water inlet pipe (101), a water inlet of the liquid flow meter (1) is communicated and fixed with a guide pipe (2) with the top of a plugging structure, the left side of the guide pipe (2) is provided with two slag collecting boxes (3) with the tops of opening, the left sides of the tops of the slag collecting boxes (3) are rotatably provided with cover plates (4), the cover plates (4) are fixed with the right sides of the tops of the corresponding slag collecting boxes (3) in a threaded manner, the slag collecting boxes (3) are internally and movably sleeved with filtering slag collecting components movably contacted with the bottoms of the corresponding cover plates (4), the right sides of the slag collecting boxes (3) are communicated and fixed with check valves (16), the right sides of the check valves (16) are provided with water outlets and communicated and fixed with the left sides of the guide pipe (2), the left sides of the slag collecting boxes (3) are communicated and fixed with water pipes (8), the left ends of the two water pipes (8) are communicated and fixed with a same conversion box (7), the left side bottom intercommunication of conversion box (7) is fixed with into water and takes over (13), sealed movable contact has baffle (9) on the right side inner wall of conversion box (7), the right side of baffle (9) and the left end movable contact of the water service pipe (8) of top, sealed sliding sleeve is equipped with rectangle sliding sleeve (11) on conversion box (7), fixedly connected with slider (10) between the right side inner wall of rectangle sliding sleeve (11) and the right side of baffle (9), the left side fixedly connected with of conversion box (7) and rectangle sliding sleeve (11) matched with limit control alarm component, the top fixedly connected with of the water service pipe (8) of below is used for driving rectangle sliding sleeve (11) to carry out electric telescopic handle (12) that upper and lower position moved, electric telescopic handle (12) and liquid flowmeter (1) all with limit control alarm component electric connection.

2. The electrolytic device for landfill leachate treatment according to claim 1, wherein the filtering slag collecting assembly comprises an L-shaped filter screen (5) movably sleeved in the corresponding slag collecting box (3), a pull ring (6) is fixedly connected to the right inner wall of the L-shaped filter screen (5), the top of the pull ring (6) is in movable contact with the bottom of the corresponding cover plate (4), a stop block is fixedly connected to the bottom inner wall of the slag collecting box (3), and the left side of the stop block is in movable contact with the right bottom of the corresponding L-shaped filter screen (5).

3. The electrolytic device for landfill leachate treatment according to claim 1, wherein the limit control alarm assembly comprises two tact limit switches (15) fixedly connected to the left side of the conversion box (7), the rectangular sliding sleeve (11) is located between the two tact limit switches (15) and matched with the two tact limit switches (15), the buzzer and the controller (14) located in front of the buzzer are fixedly installed at the bottom of the left side of the conversion box (7), and the two tact limit switches (15), the buzzer, the electric telescopic rod (12) and the liquid flow meter (1) are all electrically connected with the controller (14).

4. The electrolyzer for landfill leachate treatment according to claim 1, wherein the right side of the top of the slag collection box (3) is provided with a threaded groove, a knob bolt is sleeved in the threaded groove, and the cover plate (4) is sleeved on the corresponding knob bolt in a threaded manner.

5. The electrolyzer of claim 1, wherein the same hinge is fixedly installed between the left side of the cover plate (4) and the top of the left side of the corresponding slag collection box (3), the cover plate (4) is rotatably installed with the slag collection box (3) through the corresponding hinge, the bottom of the cover plate (4) is fixedly bonded with a sealing ring, and the bottom of the sealing ring is movably contacted with the top of the corresponding slag collection box (3).

6. The electrolyzer of claim 1, wherein the right side of the converter box (7) is perforated with a rectangular perforation (17), and the front and rear inner walls of the rectangular perforation (17) are slidably connected to the front and rear sides of the slide block (10), respectively.

7. The electrolyzer for landfill leachate treatment according to claim 1, characterized in that the baffles (9) are located above the lower water pipes (8) and cooperate with the lower water pipes (8).