A sealed evaporation treatment device for garbage leachate

Abstract

The invention discloses a sealed evaporation treatment device for landfill leachate, which relates to the technical field of landfill leachate treatment, and comprises a base, wherein an evaporation device is arranged on the top of the base, a tank body is fixedly installed on the top of the base, the tank body is connected with the evaporation device through a connecting pipe, a water inlet is fixedly installed on the top of the tank body, a bottom plate is fixedly installed inside the tank body, a stirring device is arranged inside the tank body, an anti-bottoming device is arranged inside the tank body, a filtering device is arranged inside the tank body, the stirring device comprises a motor, a rotating shaft, a fixed plate, a medicine tank, a medicine tube, a baffle door 1, a connecting rod, a baffle door 2, a slope block 1 and a fixed block, and the landfill leachate introduced into the tank body is stirred by rotating the fixed plate, so that the medicine can be more evenly distributed in the landfill leachate, the contact area and reaction opportunity between the medicine and the leachate are enhanced, and the reaction rate is improved at the same time.

Description

Technical Field

[0001] The invention relates to the technical field of landfill leachate treatment, in particular to a landfill leachate sealed evaporation treatment device. Background Art

[0002] The sealed evaporation treatment device for landfill leachate is a device specially used to treat landfill leachate. First, the landfill leachate is processed and filtered, and then evaporation technology is used to reduce the moisture in the leachate and concentrate or separate the harmful components.

[0003] The patent with patent announcement number CN216039099U relates to the technical field of landfill leachate treatment. The patent provides a sealed evaporation treatment device for landfill leachate, which includes a base, and the upper surface of the base is fixedly connected with a support column and a sealed evaporation treatment box from left to right in sequence, the upper surface of the support column is fixedly connected with a filter box, and the upper surface of the filter box is fixedly connected with a pouring pipe. The sealed evaporation treatment device for landfill leachate is configured by the coordinated arrangement of a sealed evaporation treatment box, a moving block and an evaporation treatment drawer. When in use, the landfill leachate is poured from the pouring pipe into the filter box, the filter drawer filters the landfill leachate, and the infusion tube and the liquid guide pump guide the filtered solution into the sealed evaporation treatment box for treatment. The evaporation treatment outputs dischargeable water that meets the standards. The movable trough and the moving block are configured to facilitate the replacement and cleaning of the evaporation treatment drawer, which can quickly remove scaling and improve the evaporation effect of the equipment.

[0004] In the above patent, the garbage leachate is poured from the pouring pipe into the filter box, the filter drawer filters the garbage leachate, and the infusion tube and the liquid guide pump guide the filtered solution into the sealed evaporation treatment box for treatment. However, after the garbage leachate is poured from the pouring pipe into the filter box and the filter drawer filters the garbage leachate, it is difficult to add adsorbents to the garbage leachate, resulting in difficulty in removing toxic substances in the garbage leachate. Summary of the invention

[0005] In view of the deficiencies in the prior art, the present invention provides a sealed evaporation treatment device for landfill leachate, which solves the problems raised in the above-mentioned background technology.

[0006] To achieve the above objectives, the present invention is implemented through the following technical solutions: a sealed evaporation treatment device for landfill leachate, comprising a base, an evaporation device is arranged on the top of the base, a tank body is fixedly installed on the top of the base, the tank body is connected with the evaporation device through a connecting pipe, a water inlet is fixedly installed on the top of the tank body, a bottom plate is fixedly installed inside the tank body, a stirring device is arranged inside the tank body, an anti-sinking device is arranged inside the tank body, and a filtering device is arranged inside the tank body; Wherein, the stirring device includes a motor, a rotating shaft, a fixed plate, a medicine tank, a medicine tube, a baffle door 1, a connecting rod, a baffle door 2, an inclined block 1 and a fixed block. The motor is fixedly mounted on the top of the tank body, the rotating shaft is fixedly mounted on the output end of the motor, the fixed plate is fixedly mounted on the circumferential surface of the rotating shaft, the medicine tank is fixedly mounted on the top of the tank body, the medicine tube is fixedly mounted on the bottom of the medicine tank, the baffle door 1 is slidably mounted on the bottom of the inner wall of the medicine tube, the connecting rod is fixedly mounted on the top of the baffle door 1, the baffle door 2 is fixedly mounted on the end of the connecting rod away from the baffle door 1, the inclined block 1 is fixedly mounted on the bottom of the baffle door 1, and the fixed block is fixedly mounted on the top of the fixed plate. By starting the motor, the motor drives the rotating shaft to start rotating, the rotation of the rotating shaft drives the fixed plate to start rotating, and the fixed plate rotates to start stirring the garbage leachate passed into the tank body.

[0007] According to the above technical solution, the surface of the fixed block and the inclined block 1 that are close to each other is set as an inclined surface, and a spring 1 is arranged between the baffle door 1 and the inner wall of the medicine tube. The inclined surface is arranged to ensure that the fixed block can smoothly push the inclined block 1 when rotating, and the spring 1 is arranged to ensure that the baffle door 1 can achieve autonomous reset.

[0008] According to the above technical scheme, the anti-sinking device includes an elastic telescopic rod 1, a push block, a push plate, an inclined block 2 and an inclined rod, the elastic telescopic rod 1 is fixedly installed on the inner wall of the tank body, the push block is fixedly installed on the movable end of the elastic telescopic rod 1, the push plate is fixedly installed on the bottom of the push block, the inclined block 2 is fixedly installed on a side of the push block away from the movable end of the elastic telescopic rod 1, and the inclined rod is fixedly installed on the bottom of the fixed plate, and the fixed plate rotates while driving the inclined rod to start rotating, the inclined rod rotates to contact and push the inclined block 2 to start moving, the movement of the inclined block 2 drives the push block to start moving, the movement of the push block drives the movable end of the elastic telescopic rod 1 to start contracting, and at the same time the push block drives the push plate to start moving, when the inclined rod no longer pushes the inclined block 2, the push block then starts to reset under the push of the movable end of the elastic telescopic rod 1.

[0009] According to the above technical solution, the anti-sinking device also includes a moving door and a long rod. The moving door is slidably installed on the top of the bottom plate, one end of the long rod is fixedly installed on the left side of the moving door, and the other end of the long rod is fixedly installed on the right side of the push plate. The push plate moves and the long rod starts to move. The movement of the long rod drives the moving door to move, and the moving door moves to open the water outlet of the bottom plate.

[0010] According to the above technical solution, the push plate is in contact with the bottom plate, and the side of the inclined rod and the inclined block 2 that is close to each other is set as an inclined surface. The contact ensures that the push plate can push the impurities deposited on the bottom plate when it moves, and the setting of the inclined surface ensures that the inclined rod can smoothly push the inclined block 2 when it rotates.

[0011] According to the above technical scheme, the filtering device includes a collecting plate, a filter plate, a reciprocating screw, a gear, a rack and a scraper rod. The collecting plate is fixedly installed on the inner wall of the tank body, the filter plate is fixedly installed on the top of the collecting plate, the reciprocating screw is rotatably installed on the inner wall of the tank body, the gear is fixedly installed on the circumferential surface of the reciprocating screw, the rack is fixedly installed on the bottom of the moving door, and the scraper rod is slidably installed on the circumferential surface of the reciprocating screw. When the moving door moves, the rack is driven to move, and the movement of the rack drives the gear to start rotating. The rotation of the gear drives the reciprocating screw to start rotating. The rotation of the reciprocating screw drives the scraper rod to start moving. The scraper rod moves to clean the dirt on the filter plate.

[0012] According to the above technical solution, the filtering device also includes a rotating rod, a gear ring, a second scraper rod and a collecting box. The rotating rod is rotatably installed on the inner wall of the tank body, the gear ring is rotatably installed on the top of the rotating rod, the second scraper rod is fixedly installed on the bottom of the gear ring, and the collecting box is slidably installed on the bottom of the collecting plate. The gear ring is driven to rotate while the gear one rotates, and the rotation of the gear ring drives the second scraper rod to start moving. The movement of the second scraper rod pushes the impurities cleaned from the filter plate by the scraper rod one and dropped on the collecting plate into the collecting box.

[0013] According to the above technical solution, the gear 1 is meshed with the rack, the scraper rod 1 is in contact with the filter plate, the gear ring is meshed with the gear 1, and the scraper rod 2 is in contact with the collection plate. The meshing ensures that the rack drives the gear 1 to rotate when it moves, and the contact ensures that the scraper rod 1 can clean the filter plate when it moves, the meshing ensures that the gear 1 can drive the gear ring to rotate when it rotates, and the contact ensures that the scraper rod 2 can clean the collection plate when it moves.

[0014] The present invention provides a sealed evaporation treatment device for landfill leachate, which has the following beneficial effects: (1) The invention, by rotating the fixed plate to start stirring the landfill leachate entering the tank body, can help the reagent to be more evenly distributed in the landfill leachate, increase the contact area and reaction opportunity between the reagent and the leachate, and at the same time increase the reaction rate, thereby accelerating the degradation or precipitation reaction of pollutants. By intermittently opening the drug outlet, it is possible to prevent too much reagent from being added at one time, thereby avoiding waste of reagent or burden on the treatment system. By moving the second baffle downward to close the drug inlet between the drug tank and the drug tube, it is ensured that a certain amount of reagent is added each time, which helps control the reaction rate, thereby improving the utilization efficiency of the reagent and avoiding waste caused by adding too much reagent at one time.

[0015] (2) The invention continuously stirs and disperses solid matter by reciprocating the push plate to contact the bottom plate, thereby preventing them from agglomerating into lumps and clogging the pipe or filtration system. It also prevents solid matter from settling to the bottom of the equipment during the treatment process, thereby causing clogging or reduced filtration efficiency. The water outlet of the bottom plate is opened by moving the door to control the water flow rate to avoid excessive system load, thereby ensuring that the system can gradually and stably treat sewage, thereby improving the overall treatment effect and the durability of the equipment. At the same time, intermittent discharge helps to gradually concentrate or treat harmful substances in the liquid, thereby avoiding increasing treatment pressure due to discharging too much leachate at one time.

[0016] (3) The present invention can effectively prevent the filter plate from being blocked by moving the scraper rod 1 to clean the dirt on the filter plate, maintain the permeability of the filter plate, and ensure the smooth filtration process. At the same time, it can reduce equipment failure or shutdown caused by filter plate blockage. The scraper rod 2 is moved to push the impurities on the collection plate cleaned from the filter plate by the scraper rod 1 into the collection box, ensuring that these impurities can be better collected and managed, reducing resource waste and improving resource recovery efficiency, thereby improving the economy and environmental performance of the entire treatment system. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the overall structure of the present invention; Figure 2 It is a schematic cross-sectional view of the tank body and the bottom plate structure of the present invention; Figure 3 It is a schematic cross-sectional view of the structure of the stirring device of the present invention; Figure 4 It is a schematic cross-sectional view of the drug tube and the baffle structure of the present invention; Figure 5 It is a schematic cross-sectional view of the structure of the anti-sinking device of the present invention; Figure 6 It is a schematic cross-sectional view of the structure of the filter device of the present invention; Figure 7 It is a schematic cross-sectional view of the gear ring and the scraper rod structure of the present invention.

[0018] In the figure: 1. base; 2. evaporation device; 3. tank body; 4. connecting pipe; 5. water inlet; 6. bottom plate; 7. motor; 8. rotating shaft; 9. fixed plate; 10. medicine tank; 11. medicine tube; 12. baffle door 1; 13. connecting rod; 14. baffle door 2; 15. inclined block 1; 16. fixed block; 171. elastic telescopic rod 1; 172. push block; 173. push plate; 174. inclined block 2; 175. inclined rod; 176. movable door; 177. long rod; 181. collecting plate; 182. filter plate; 183. reciprocating screw rod; 184. gear 1; 185. rack; 186. scraper rod 1; 187. rotating rod; 188. gear ring; 189. scraper rod 2; 1810. collecting box. DETAILED DESCRIPTION

[0019] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0020] See also Figure 1-Figure 7 One embodiment of the present invention is: a sealed evaporation treatment device for landfill leachate, comprising a base 1, an evaporation device 2 is arranged on the top of the base 1, a tank body 3 is fixedly installed on the top of the base 1, the tank body 3 is connected with the evaporation device 2 through a connecting pipe 4, a water inlet 5 is fixedly installed on the top of the tank body 3, a bottom plate 6 is fixedly installed inside the tank body 3, and a stirring device is arranged inside the tank body 3; Wherein, the stirring device includes a motor 7, a rotating shaft 8, a fixed plate 9, a medicine tank 10, a medicine tube 11, a baffle 12, a connecting rod 13, a baffle 2 14, an inclined block 15 and a fixed block 16. The motor 7 is fixedly mounted on the top of the tank body 3, the rotating shaft 8 is fixedly mounted on the output end of the motor 7, the fixed plate 9 is fixedly mounted on the circumferential surface of the rotating shaft 8, the medicine tank 10 is fixedly mounted on the top of the tank body 3, the medicine tube 11 is fixedly mounted on the bottom of the medicine tank 10, the baffle 12 is slidably mounted on the bottom of the inner wall of the medicine tube 11, the connecting rod 13 is fixedly mounted on the top of the baffle 12, the baffle 2 14 is fixedly mounted on the end of the connecting rod 13 away from the baffle 12, the inclined block 15 is fixedly mounted on the bottom of the baffle 12, and the fixed block 16 is fixedly mounted on the top of the fixed plate 9. By rotating the fixed plate 9, the garbage leachate introduced into the tank body 3 is stirred, which can help the agent to be more evenly distributed in the garbage leachate, enhance the contact area and reaction opportunity between the agent and the leachate, and at the same time improve the reaction rate, thereby accelerating the degradation or precipitation reaction of the pollutants.

[0021] The side of the fixed block 16 and the inclined block 15 that is close to each other is set as an inclined surface, and a spring 1 is set between the baffle door 12 and the inner wall of the medicine tube 11. The inclined surface is set to ensure that the fixed block 16 can smoothly push the inclined block 15 when rotating, and the spring 1 is set to ensure that the baffle door 12 can achieve self-reset.

[0022] When the present embodiment is working, the garbage leachate is introduced into the tank body 3 from the water inlet 5, and then the device is started to pre-treat the garbage leachate, and then the treated garbage leachate is introduced into the evaporation device 2 through the connecting pipe 4, and then the garbage leachate is evaporated by the evaporation device 2. Before working, the staff first checks whether the equipment is in normal state. After confirming that the equipment is correct, the connecting piece is connected to the water inlet 5, and the garbage leachate is introduced into the tank body 3. Then the motor 7 is started, so that the motor 7 drives the shaft 8 to start rotating, and the rotation of the shaft 8 drives the fixed plate 9 to start rotating. The fixed plate 9 rotates to start stirring the garbage leachate introduced into the tank body 3, which can help the agent to be more evenly distributed in the garbage leachate, enhance the contact area and reaction opportunity between the agent and the leachate, and at the same time improve the reaction rate, thereby accelerating the degradation or precipitation reaction of the pollutants. When the fixed plate 9 rotates, it drives the fixed block 1 6 starts to rotate, the fixed block 16 rotates to contact the inclined plane block 15 and pushes the inclined plane block 15 to start moving downward, the inclined plane block 15 moves downward and drives the baffle door 12 to start moving downward, the baffle door 12 opens the medicine outlet of the medicine tube 11 downward, after the fixed block 16 no longer pushes the inclined plane block 15, the baffle door 12 starts to reset under the action of the spring 1 and closes the medicine outlet of the medicine tube 11, the intermittent opening of the medicine outlet can prevent too much medicine from being added at one time, avoid medicine waste or burden on the processing system, at the same time, the baffle door 12 moves downward and drives the connecting rod 13 to start moving, the connecting rod 13 moves and drives the baffle door 2 14 to start moving downward, the baffle door 2 14 moves downward and closes the medicine inlet between the medicine tank 10 and the medicine tube 11, ensures that a certain amount of medicine is added each time, helps control the reaction rate, thereby improving the utilization efficiency of the medicine, and avoiding waste caused by adding too much medicine at one time.

[0023] See also Figure 1-Figure 7 On the basis of the above embodiment, in another embodiment of the present invention, an anti-sinking device is arranged inside the tank body 3, and a filtering device is arranged inside the tank body 3, and the anti-sinking device comprises an elastic telescopic rod 171, a push block 172, a push plate 173, an inclined plane block 174 and an inclined plane rod 175. The elastic telescopic rod 171 is fixedly mounted on the inner wall of the tank body 3, the push block 172 is fixedly mounted on the movable end of the elastic telescopic rod 171, the push plate 173 is fixedly mounted on the bottom of the push block 172, the inclined plane block 174 is fixedly mounted on a side of the push block 172 away from the movable end of the elastic telescopic rod 171, and the inclined plane rod 175 is fixedly mounted on the bottom of the fixed plate 9, and the push plate 173 contacts the bottom plate 6 through the reciprocating movement of the push plate 173, so as to continuously stir and disperse the solid substances, prevent them from agglomerating into blocks and clogging the pipeline or the filtering system, and at the same time prevent the solid substances from settling to the bottom of the equipment during the processing process, resulting in clogging or reduced filtering efficiency.

[0024] The anti-sinking device also includes a movable door 176 and a long rod 177. The movable door 176 is slidably installed on the top of the bottom plate 6, one end of the long rod 177 is fixedly installed on the left side of the movable door 176, and the other end of the long rod 177 is fixedly installed on the right side of the push plate 173. The movable door 176 is moved to open the water outlet of the bottom plate 6, and the water flow is controlled to avoid excessive system load, ensuring that the system can gradually and stably treat sewage, thereby improving the overall treatment effect and the durability of the equipment. At the same time, intermittent discharge helps to gradually concentrate or treat harmful substances in the liquid, avoiding the increase of treatment pressure due to excessive one-time discharge of leachate.

[0025] The push plate 173 is in contact with the bottom plate 6, and the side of the inclined rod 175 and the inclined block 174 that are close to each other is set as an inclined surface. The contact ensures that the push plate 173 can push the impurities deposited on the bottom plate 6 when moving, and the setting of the inclined surface ensures that the inclined rod 175 can smoothly push the inclined block 174 when rotating.

[0026] The filtering device includes a collecting plate 181, a filter plate 182, a reciprocating screw 183, a gear 184, a rack 185 and a scraper 186. The collecting plate 181 is fixedly mounted on the inner wall of the tank body 3, the filter plate 182 is fixedly mounted on the top of the collecting plate 181, the reciprocating screw 183 is rotatably mounted on the inner wall of the tank body 3, the gear 184 is fixedly mounted on the circumferential surface of the reciprocating screw 183, the rack 185 is fixedly mounted on the bottom of the movable door 176, and the scraper 186 is slidably mounted on the circumferential surface of the reciprocating screw 183. The scraper 186 is moved to clean the dirt on the filter plate 182, which can effectively prevent the filter plate 182 from being blocked and maintain the permeability of the filter plate 182, thereby ensuring the smooth progress of the filtration process and reducing equipment failure or shutdown caused by the blockage of the filter plate 182.

[0027] The filtering device also includes a rotating rod 187, a gear ring 188, a second scraper rod 189 and a collection box 1810. The rotating rod 187 is rotatably installed on the inner wall of the tank body 3, the gear ring 188 is rotatably installed on the top of the rotating rod 187, the second scraper rod 189 is fixedly installed on the bottom of the gear ring 188, and the collection box 1810 is slidably installed on the bottom of the collection plate 181. The second scraper rod 189 moves to clean the impurities dropped on the collection plate 181 from the filter plate 182 by the first scraper rod 186 and push them into the collection box 1810, ensuring that these impurities can be better collected and managed, reducing resource waste, and improving resource recovery efficiency, thereby improving the economy and environmental performance of the entire treatment system.

[0028] Gear 184 is meshed with rack 185, scraper 186 is in contact with filter plate 182, gear ring 188 is meshed with gear 184, and scraper 2 189 is in contact with collecting plate 181. The meshing ensures that rack 185 drives gear 184 to rotate when it moves, and the contact ensures that scraper 186 can clean filter plate 182 when it moves, the meshing ensures that gear 184 can drive gear ring 188 to rotate when it rotates, and the contact ensures that scraper 2 189 can clean collecting plate 181 when it moves.

[0029] When the present embodiment is working, the fixed plate 9 rotates and the inclined rod 175 starts to rotate. The inclined rod 175 rotates to contact and push the inclined block 174 to start moving. The inclined block 174 moves and drives the push block 172 to start moving. The push block 172 moves and drives the movable end of the elastic telescopic rod 171 to start shrinking. At the same time, the push block 172 drives the push plate 173 to start moving. When the inclined rod 175 no longer pushes the inclined block 174, the push block 172 starts to reset under the push of the movable end of the elastic telescopic rod 171. The push plate 173 contacts the bottom plate 6 under the reciprocating movement of the push plate 173, continuously stirring and dispersing the solid materials to prevent them from agglomerating. The push plate 173 moves and blocks the pipe or filtration system, and prevents solid matter from settling to the bottom of the equipment during the treatment process, causing blockage or reduced filtration efficiency. The long rod 177 is driven to move while the push plate 173 moves. The movement of the long rod 177 drives the moving door 176 to move. The moving door 176 moves to open the water outlet of the bottom plate 6. The water flow rate is controlled to avoid excessive system load, ensuring that the system can gradually and stably treat sewage, thereby improving the overall treatment effect and the durability of the equipment. At the same time, intermittent discharge helps to gradually concentrate or treat harmful substances in the liquid, avoiding the increase in treatment pressure due to the one-time discharge of too much leachate.

[0030] When the movable door 176 moves, the rack 185 starts to move, and the movement of the rack 185 drives the gear 184 to start rotating. The rotation of the gear 184 drives the reciprocating screw 183 to start rotating. The rotation of the reciprocating screw 183 drives the scraper 186 to start moving. The scraper 186 moves to clean the dirt on the filter plate 182, which can effectively prevent the filter plate 182 from being blocked and maintain the permeability of the filter plate 182, thereby ensuring the smooth progress of the filtration process and reducing equipment failure or shutdown caused by the blockage of the filter plate 182. When the gear 184 rotates, the gear ring 188 starts to rotate, and the gear ring 188 rotates to drive the scraper 2 189 to start moving. The scraper 2 189 moves to clean the impurities dropped on the collection plate 181 from the filter plate 182 by the scraper 186 and push them into the collection box 1810, ensuring that these impurities can be better collected and managed, reducing resource waste, and improving the efficiency of resource recovery, thereby improving the economy and environmental protection performance of the entire processing system.

[0031] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A sealed evaporation treatment device for landfill leachate, comprising a base (1), characterized in that: An evaporation device (2) is arranged on the top of the base (1); a tank body (3) is fixedly mounted on the top of the base (1); the tank body (3) is connected to the evaporation device (2) via a connecting pipe (4); a water inlet (5) is fixedly mounted on the top of the tank body (3); a bottom plate (6) is fixedly mounted inside the tank body (3); a stirring device is arranged inside the tank body (3); an anti-sinking device is arranged inside the tank body (3); and a filtering device is arranged inside the tank body (3); The stirring device comprises a motor (7), a rotating shaft (8), a fixing plate (9), a medicine tank (10), a medicine tube (11), a first baffle door (12), a connecting rod (13), a second baffle door (14), a first inclined block (15) and a fixing block (16), wherein the motor (7) is fixedly mounted on the top of the tank body (3), the rotating shaft (8) is fixedly mounted on the output end of the motor (7), the fixing plate (9) is fixedly mounted on the circumferential surface of the rotating shaft (8), and the medicine tank (10) is fixedly mounted The medicine tube (11) is fixedly mounted on the bottom of the medicine tank (10), the baffle door (12) is slidably mounted on the bottom of the inner wall of the medicine tube (11), the connecting rod (13) is fixedly mounted on the top of the baffle door (12), the baffle door (2) (14) is fixedly mounted on the end of the connecting rod (13) away from the baffle door (12), the inclined block (15) is fixedly mounted on the bottom of the baffle door (12), and the fixed block (16) is fixedly mounted on the top of the fixed plate (9).

2. The sealed evaporation treatment device for landfill leachate according to claim 1, characterized in that: A surface of the fixed block (16) and the inclined surface block (15) that is close to each other is arranged as an inclined surface, and a spring (1) is arranged between the blocking door (12) and the inner wall of the medicine tube (11).

3. The sealed evaporation treatment device for landfill leachate according to claim 2, characterized in that: The anti-sinking device comprises an elastic telescopic rod (171), a push block (172), a push plate (173), an inclined surface block (174) and an inclined surface rod (175), wherein the elastic telescopic rod (171) is fixedly mounted on the inner wall of the tank body (3), the push block (172) is fixedly mounted on the movable end of the elastic telescopic rod (171), the push plate (173) is fixedly mounted on the bottom of the push block (172), the inclined surface block (174) is fixedly mounted on a side of the push block (172) away from the movable end of the elastic telescopic rod (171), and the inclined surface rod (175) is fixedly mounted on the bottom of the fixed plate (9).

4. The sealed evaporation treatment device for landfill leachate according to claim 3 is characterized in that: The anti-sinking device further comprises a movable door (176) and a long rod (177), wherein the movable door (176) is slidably mounted on the top of the bottom plate (6), one end of the long rod (177) is fixedly mounted on the left side of the movable door (176), and the other end of the long rod (177) is fixedly mounted on the right side of the push plate (173).

5. The sealed evaporation treatment device for landfill leachate according to claim 4 is characterized in that: The push plate (173) is in contact with the bottom plate (6), and a surface of the inclined rod (175) and the second inclined block (174) that is close to each other is configured as an inclined surface.

6. The sealed evaporation treatment device for landfill leachate according to claim 5, characterized in that: The filtering device comprises a collecting plate (181), a filter plate (182), a reciprocating screw rod (183), a gear (184), a rack (185) and a scraper rod (186); the collecting plate (181) is fixedly mounted on the inner wall of the tank body (3); the filter plate (182) is fixedly mounted on the top of the collecting plate (181); the reciprocating screw rod (183) is rotatably mounted on the inner wall of the tank body (3); the gear (184) is fixedly mounted on the circumferential surface of the reciprocating screw rod (183); the rack (185) is fixedly mounted on the bottom of the movable door (176); and the scraper rod (186) is slidably mounted on the circumferential surface of the reciprocating screw rod (183).

7. The sealed evaporation treatment device for landfill leachate according to claim 6 is characterized by: The filtering device further comprises a rotating rod (187), a gear ring (188), a second scraper rod (189) and a collection box (1810); the rotating rod (187) is rotatably mounted on the inner wall of the tank body (3); the gear ring (188) is rotatably mounted on the top of the rotating rod (187); the second scraper rod (189) is fixedly mounted on the bottom of the gear ring (188); and the collection box (1810) is slidably mounted on the bottom of the collection plate (181).

8. The sealed evaporation treatment device for landfill leachate according to claim 7, characterized in that: The gear one (184) meshes with the rack (185), the scraper rod one (186) contacts the filter plate (182), the gear ring (188) meshes with the gear one (184), and the scraper rod two (189) contacts the collection plate (181).

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