Emergency treatment equipment for leachate of refuse landfill

Abstract

The utility model provides emergency treatment equipment for percolate of a refuse landfill, which belongs to the technical field of percolate treatment and comprises a base and a fixed support fixed at the top of the base, and a treatment box for filtering and purifying the percolate is arranged at the top of the base and positioned on the inner side of the fixed support. A filtering mechanism and a degradation mechanism are arranged in the treatment box, and a rotating mechanism for rotating the filtering mechanism and the degradation mechanism is arranged at the top of the base and located at the bottom of the treatment box. The driving motor drives the driving rod to rotate, and then the first belt wheel, the second belt wheel, the rotating belt, the first gear, the second gear and the third gear are in synchronous linkage, so that the first rotating rod and the second rotating rod drive the filter cartridge and the stirring blades to rotate to achieve the filtering and degrading effects, and the filtering and degrading effects are further improved.

Description

Technical Field

[0001] The utility model relates to the technical field of leachate treatment, in particular to an emergency treatment device for leachate from a landfill. Background Art

[0002] With the increasing amount of urban garbage, the existing landfills cannot meet the actual needs, especially when encountering emergencies, such as a sudden increase in rain, problems in the actual operation of the landfill, and other moisture conditions, which result in an increase in the actual processing volume. The existing equipment cannot fully handle it, and it is necessary to temporarily add emergency processing equipment to solve the problems encountered.

[0003] Existing emergency treatment equipment generally uses a water pump to extract leachate during use, temporarily stores the leachate, and filters and purifies it during the storage process. For example, Chinese Patent Publication No. CN217051881U discloses a landfill leachate emergency treatment device, including a base with a treatment box welded on the top of the base. The above-mentioned public document filters large particles in the leachate through a filter cartridge, thereby filtering the leachate and preventing large particles in the leachate from affecting the operation of the equipment. However, when this patent is used, it is easy to have insufficient filtration degradation, which reduces the effect of filtration degradation and also reduces the working efficiency of filtration degradation. To this end, those skilled in the art provide an emergency treatment device for landfill leachate to solve the problems raised in the above-mentioned background technology. Utility Model Content

[0004] In view of the shortcomings of the prior art, the utility model provides an emergency treatment device for landfill leachate, which can effectively solve the problem in the background technology that insufficient filtration degradation is prone to occur, thereby reducing the effect of filtration degradation and also reducing the work efficiency of filtration degradation.

[0005] To achieve the above purpose, the utility model is implemented through the following technical solutions: an emergency treatment device for leachate from a landfill, comprising a base and a fixed bracket fixed on the top of the base, a treatment box for filtering and purifying the leachate is arranged on the top of the base and on the inner side of the fixed bracket, a filtering mechanism and a degradation mechanism are respectively arranged inside the treatment box, and the filtering mechanism and the degradation mechanism are isolated from each other by a baffle, and an automatic sensing valve is installed on the side wall of the bottom of the baffle;

[0006] The top of the treatment box and one end of the filtering mechanism is connected through a liquid inlet pipe, the two ends of the bottom of the treatment box are connected through a first row of miscellaneous pipes and a second row of miscellaneous pipes respectively, and the inner side wall of the treatment box and one end of the degradation mechanism is connected through a liquid outlet pipe;

[0007] A rotating mechanism is provided at the top of the base and at the bottom of the processing box, which drives the processing box, the filtering mechanism and the degradation mechanism to rotate respectively. The rotating mechanism includes a driving motor installed on the inner side of the base, and a driving rod is fixedly installed on the output end of the driving motor, and one end of the driving rod passes through the base and the processing box and the baffle and is rotatably connected to the inner top surface of the fixed bracket. A second gear and a second pulley are fixedly installed on the outer surface of the driving rod and located above the top of the processing box.

[0008] As a further technical solution of the utility model, the filtering mechanism includes a first rotating rod located on one side of the baffle and rotatably connected to the bottom surface of the processing box, one end of the first rotating rod passes through the processing box and extends to the bottom of the top surface of the fixed bracket, and a first pulley is fixedly installed above the top of the processing box and on the outer surface of the first rotating rod, and the first pulley is connected to the second pulley through a rotating belt;

[0009] A filter cartridge is fixedly connected to the processing box and located on the outer surface of the first rotating rod through a connecting plate. The bottom of the filter cartridge abuts against the inner bottom surface of the processing box and is rotatably connected to the first row of miscellaneous pipes extending to the inner bottom surface of the filter cartridge.

[0010] As a further technical solution of the utility model, the degradation mechanism includes a second rotating rod located on the other side of the baffle and rotatably connected to the bottom surface of the processing box, one end of the second rotating rod penetrates the processing box and extends to the bottom of the inner top surface of the fixed bracket, a first gear is fixedly installed above the top of the processing box and on the outer surface of the second rotating rod, the top of the processing box is rotatably connected to a third gear through a fixed rod, the first gear is rotatably connected to the second gear through the third gear, and stirring blades are equidistantly cross-installed inside the processing box and on the outer surface of the second rotating rod.

[0011] As a further technical solution of the utility model, a medicine delivery pipe is connected to the inner wall of the processing box and located on one side of the second rotating rod, and a water level sensor is also installed on one side of the medicine delivery pipe. A medicine storage box is fixedly installed on the outer wall of the processing box, and the medicine storage box is connected to the medicine delivery pipe through a water pump installed on the top thereof.

[0012] As a further technical solution of the utility model, the electric valve includes a flow port opened on the bottom side wall of the baffle and a valve plate for sealing the flow port, and an electric push rod installed on one side wall of the baffle. The telescopic end of the electric push rod controls the movement of the valve plate on the baffle to open and close the flow port, and there is a sealing ring on the outer ring of the valve plate.

[0013] As a further technical solution of the utility model, valves are installed on the outside of the processing box and on the liquid inlet pipe, the liquid outlet pipe, the first row of miscellaneous pipes, and the second row of miscellaneous pipes.

[0014] The utility model provides an emergency treatment device for landfill leachate, which has the following beneficial effects compared with the prior art:

[0015] 1. An emergency treatment device for leachate from a landfill. During the filtering process, a driving motor drives a driving rod to rotate, and then a second pulley drives a first pulley to rotate under the action of a rotating belt, so that the first rotating rod drives a filter cartridge to rotate in a treatment box. Under the action of centrifugal force, a preliminary filtering treatment is performed on the leachate in the filter cartridge, so that large granular impurities in the leachate are retained in the filter cartridge, and the large granular impurities retained in the filter cartridge are extracted out of the filter cartridge through a first row of impurities pipes, so that the large granular impurities in the leachate are separated, thereby preventing the large particles in the leachate from affecting the operation of the subsequent equipment.

[0016] 2. An emergency treatment device for leachate from a landfill. During the degradation process, the reagent capable of performing degradation and purification in the drug storage box can be transported to the treatment box through a water pump and a drug delivery pipe. After preliminary filtration, the leachate is mixed. At the same time, the driving motor drives the driving rod to rotate, and then the second gear, the third gear, and the first gear rotate synchronously, so that the second rotating rod drives the stirring blade to fully mix the leachate and the reagent, so that the impurity particles in the leachate are settled. At the same time, the degraded and purified leachate is discharged through the liquid outlet pipe, and the impurity particles settled at the bottom of the treatment box are discharged through the second row of miscellaneous pipes. After secondary filtration and degradation, the leachate can meet the discharge standards, avoiding environmental pollution caused by the discharge of untreated leachate, thereby improving the applicability of the device.

[0017] 3. An emergency treatment device for landfill leachate, when filtering and degrading, can drive the driving rod to rotate through the driving motor, so that the first rotating rod and the second rotating rod are linked, so that the filter cartridge and the stirring blade can further filter and mix and degrade, thereby avoiding insufficient filtering and degradation, thereby improving the filtering and degradation effect and the working efficiency of filtering and degradation, which is conducive to the long-term use and promotion of the equipment. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a three-dimensional structural schematic diagram of an emergency treatment device for landfill leachate;

[0019] Figure 2 It is a schematic cross-sectional structure diagram of an emergency treatment device for landfill leachate;

[0020] Figure 3 It is a side view schematic diagram of the structure of an emergency treatment device for landfill leachate;

[0021] Figure 4It is a schematic diagram of the internal top view structure of an emergency treatment device for leachate from a landfill;

[0022] Figure 5 This is a schematic diagram of the internal structure of an emergency treatment device for leachate from a landfill, viewed from above.

[0023] In the figure: 1. base; 2. fixed bracket; 3. processing box; 4. baffle; 5. liquid inlet pipe; 6. first row of miscellaneous pipes; 7. second row of miscellaneous pipes; 8. liquid outlet pipe; 9. first rotating rod; 10. first pulley; 11. second pulley; 12. connecting plate; 13. filter cartridge; 14. driving motor; 15. second rotating rod; 16. first gear; 17. second gear; 18. third gear; 19. driving rod; 20. stirring blade; 21. medicine delivery pipe; 22. medicine storage box; 23. water pump; 25. rotating belt. DETAILED DESCRIPTION

[0024] The technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.

[0025] See also Figure 1-5As shown, an emergency treatment device for leachate from a landfill comprises a base 1 and a fixed bracket 2 fixed on the top of the base 1, a treatment box 3 for filtering and purifying the leachate is arranged on the top of the base 1 and on the inner side of the fixed bracket 2, a filtering mechanism and a degradation mechanism are arranged inside the treatment box 3, and the filtering mechanism and the degradation mechanism are isolated from each other by a baffle 4, an electric valve is installed on the side wall at the bottom of the baffle 4, the electric valve comprises a flow port opened on the side wall at the bottom of the baffle 4 and a valve plate for blocking the flow port, and a valve plate installed on the baffle 4 is an electric push rod on one side wall, and the telescopic end of the electric push rod controls the valve plate to move on the baffle plate 4, which is used to open and close the flow port, and the outer ring of the valve plate has a sealing ring, the top of the treatment box 3 and one end of the filtering mechanism are connected through the inlet pipe 5, the two ends of the bottom of the treatment box 3 are connected through the first row of miscellaneous pipes 6 and the second row of miscellaneous pipes 7, respectively, the inner wall of the treatment box 3 and one end of the degradation mechanism are connected through the outlet pipe 8, and the top of the base 1 and the bottom of the treatment box 3 are provided with a rotating mechanism that drives the treatment box 3, the filtering mechanism, and the degradation mechanism to rotate respectively. The leachate is transported to the treatment box 3 through the inlet pipe 5, and the rotating mechanism is started to drive the filtering mechanism to perform preliminary filtration on the leachate, and then the electric valve on the baffle plate 4 is started, so that the electric push rod drives the valve plate to move on the baffle plate, thereby opening the flow port, allowing the initially filtered leachate to flow into the degradation mechanism for purification and degradation, and the treated leachate is discharged through the outlet pipe 8.

[0026] The filtering mechanism includes a first rotating rod 9 located on one side of the baffle 4 and rotatably connected to the inner bottom surface of the processing box 3. One end of the first rotating rod 9 passes through the processing box 3 and extends to the bottom of the inner top surface of the fixed bracket 2. A first pulley 10 is fixedly installed above the top of the processing box 3 and on the outer surface of the first rotating rod 9. The first pulley 10 is connected to the second pulley 11 through a rotating belt 25. A filter cartridge 13 is fixedly connected to the inside of the processing box 3 and on the outer surface of the first rotating rod 9 through a connecting plate 12. The bottom of the filter cartridge 13 abuts against the inner bottom surface of the processing box 3 and is rotatably connected to the first row of miscellaneous pipes 6 extending to the inner bottom surface of the filter cartridge 13. The leachate is transported to the filter cartridge 13 through the liquid inlet pipe 5 extending to the inner side of the filter cartridge 13, and the first rotating rod 9 is rotated by the interaction of the first pulley 10, the second pulley 11 and the rotating belt, and then the filter cartridge 13 is driven to rotate through the connecting plate 12, so that the leachate in the filter cartridge 13 is preliminarily filtered, so that large granular impurities in the leachate are retained in the filter cartridge 13, and the rest are driven out of the filter cartridge 13 under the action of centrifugal force, and at the same time, the large granular impurities remaining in the filter cartridge 13 are extracted out of the filter cartridge 13 through the first impurity discharge pipe 6, so that the large granular impurities in the leachate are separated, thereby preventing the large particles in the leachate from affecting the operation of the subsequent equipment.

[0027] The degradation mechanism includes a second rotating rod 15 located on the other side of the baffle 4 and rotatably connected to the inner bottom surface of the treatment box 3, one end of the second rotating rod 15 penetrates the treatment box 3 and extends to the bottom of the inner top surface of the fixed bracket 2, a first gear 16 is fixedly installed above the top of the treatment box 3 and on the outer surface of the second rotating rod 15, the top of the treatment box 3 is rotatably connected to a third gear 18, the first gear 16 is rotatably connected to the second gear 17 through the third gear 18, stirring blades 20 are equidistantly cross-installed inside the treatment box 3 and on the outer surface of the second rotating rod 15, a medicine delivery pipe 21 is connected through the inner side wall of the treatment box 3 and on one side of the second rotating rod 15, and a water level sensor is also installed on one side of the medicine delivery pipe 21, a medicine storage box 22 is fixedly installed on the outer wall of the treatment box 3, and the medicine storage box 22 is connected to the medicine delivery pipe 21 through a water pump 23 installed on the top thereof. When the leachate after preliminary filtration flows into the other side of the treatment box 3 through the electric valve on the baffle 4, the height of the inflowing water level can be first monitored and determined by the water level sensor, and the staff can be reminded to start the water pump 23 according to the water level parameters to quantitatively transport the reagent capable of degradation and purification in the medicine storage box 22 to the treatment box 3 through the medicine delivery pipe 21 to mix with the leachate. At the same time, the first gear 16, the second gear 17, and the third gear 18 are driven by the driving rod 19 to rotate synchronously, so that the second rotating rod 15 drives the stirring blade 20 to fully mix the leachate and the reagent, thereby allowing the impurity particles in the leachate to settle, and then the degraded and purified leachate is discharged through the filter screen at the front end of the liquid outlet pipe 8, and the impurity particles settled at the bottom of the treatment box 3 are discharged through the second row of miscellaneous pipes 7. After secondary filtration and degradation, the leachate can meet the discharge standards, avoiding environmental pollution caused by the discharge of untreated leachate, thereby improving the applicability of the device.

[0028] The rotating mechanism includes a driving motor 14 installed on the inner side of the base 1, a driving rod 19 is fixedly installed at the output end of the driving motor 14, and one end of the driving rod 19 passes through the base 1 and the treatment box 3 and the baffle 4 respectively and is rotatably connected to the inner top surface of the fixed bracket 2, and the outer surface of the driving rod 19 and located above the top of the treatment box 3 are respectively fixedly installed with a second gear 17 and a second pulley 11. When the leachate is transported to the treatment box 3 for filtration and degradation, the driving motor can be used to drive the driving rod to rotate, and then under the action of the second gear and the second pulley, a power source is provided for the first rotating rod and the second rotating rod, so that linkage is performed, the filtering and degradation effect and the working efficiency of filtering and degradation are improved, which is conducive to the long-term use and promotion of the equipment.

[0029] Valves are installed on the outside of the treatment box 3 and on the liquid inlet pipe 5, the liquid outlet pipe 8, the first row of miscellaneous pipes 6, and the second row of miscellaneous pipes 7. The rollers can be used to provide auxiliary support for the treatment box, and it is also convenient to push the treatment box, so that the treatment box can be convenient for discharging leachate. The installed valves can avoid leakage of the treatment box 3 during the filtration and degradation process and prevent some debris from entering to affect the filtration and degradation effects.

[0030] The working principle of the utility model is as follows: when in use, the leachate is first transported to the filter cartridge 13 inside the treatment box 3 through the liquid inlet pipe 5. After the transport is completed, all valves are closed, and then the drive motor 14 is started to drive the drive rod 19 to rotate. The first rotating rod 9 drives the filter cartridge 13 to rotate through the first pulley 10, the second pulley 11, and the rotating belt 25, and the leachate in the filter cartridge 13 is preliminarily filtered. Under the action of centrifugal force, the leachate in the filter cartridge 13 is preliminarily filtered so that large granular impurities in the leachate are retained in the filter cartridge 13. Then, the large granular impurities retained in the filter cartridge 13 are extracted out of the filter cartridge 13 through the first impurity removal pipe 6, so that the large granular impurities in the leachate are separated, thereby preventing the large particles in the leachate from affecting the operation of the later equipment.

[0031] After the initial filtration, the electric valve on the baffle 4 is opened to allow the leachate to flow into the other side of the baffle 4 for degradation and purification. After the flow is completed, the electric valve is closed to isolate the filtration and degradation from each other. At the same time, the water level of the leachate is monitored by the water level sensor, which can remind the staff to start the water pump 23 according to the water level parameters to quantitatively transport the reagent capable of degradation and purification in the medicine storage box 22 to the treatment box 3 through the medicine delivery pipe 21 and mix it with the leachate, and under the drive of the driving rod 19, the first gear 16, the second gear 17, and the third gear 18 are synchronously rotated, so that the second rotating rod 15 drives the stirring blade 20 to fully mix the leachate and the reagent, thereby allowing the impurity particles in the leachate to settle, and then the degraded and purified leachate is discharged through the filter screen at the front end of the liquid outlet pipe 8, and the impurity particles settled at the bottom of the treatment box 3 are discharged through the second miscellaneous pipe 7. After secondary filtration and degradation, the leachate can meet the discharge standard, avoiding the pollution of the environment caused by the discharge of untreated leachate, thereby improving the applicability of the device;

[0032] At the same time, the installed valve can avoid leakage of the treatment box 3 during the filtering and degradation process and prevent some debris from entering to affect the filtering and degradation effects.

[0033] The above is only a preferred embodiment of the present invention. It should be noted that, for ordinary technicians in the technical field, several improvements and modifications can be made without departing from the principle of the present invention, and these improvements and modifications should also be regarded as the protection scope of the present invention. The structures, devices and operating methods not specifically described and explained in the present invention shall be implemented according to the conventional means in the field unless otherwise specified and limited.

Claims

1. An emergency treatment device for landfill leachate, characterized in that: It comprises a base (1) and a fixed bracket (2) fixed on the top of the base (1); a treatment box (3) for filtering and purifying leachate is arranged on the top of the base (1) and located inside the fixed bracket (2); a filtering mechanism and a degradation mechanism are arranged inside the treatment box (3), and the filtering mechanism and the degradation mechanism are isolated from each other by a baffle (4); an electric valve is installed on the side wall of the bottom of the baffle (4); The top of the treatment box (3) and one end located at the filtering mechanism is connected through a liquid inlet pipe (5), the two ends of the bottom of the treatment box (3) are respectively connected through a first row of miscellaneous pipes (6) and a second row of miscellaneous pipes (7), and the inner side wall of the treatment box (3) and one end located at the degradation mechanism is connected through a liquid outlet pipe (8); A rotating mechanism for rotating the filtering mechanism and the degradation mechanism is provided at the top of the base (1) and located at the bottom of the processing box (3), and the rotating mechanism comprises a driving motor (14) installed on the inner side of the base (1), and a driving rod (19) is fixedly installed at the output end of the driving motor (14), and one end of the driving rod (19) passes through the base (1) and the processing box (3) and the baffle (4) and is rotatably connected to the inner top surface of the fixed bracket (2), and a second gear (17) and a second pulley (11) are fixedly installed on the outer surface of the driving rod (19) and located above the top of the processing box (3).

2. The emergency treatment equipment for landfill leachate according to claim 1, characterized in that: The filtering mechanism comprises a first rotating rod (9) located on one side of the baffle (4) and rotatably connected to the inner bottom surface of the processing box (3), one end of the first rotating rod (9) passes through the processing box (3) and extends to the bottom of the inner top surface of the fixed bracket (2), a first belt pulley (10) is fixedly installed above the top of the processing box (3) and on the outer surface of the first rotating rod (9), and the first belt pulley (10) is connected to the second belt pulley (11) through a rotating belt (28); A filter cartridge (13) is fixedly connected to the interior of the treatment box (3) and located on the outer surface of the first rotating rod (9) via a connecting plate (12); the bottom of the filter cartridge (13) abuts against the inner bottom surface of the treatment box (3) and is rotationally connected to a first row of miscellaneous pipes (6) extending to the inner bottom surface of the filter cartridge (13).

3. The emergency treatment equipment for landfill leachate according to claim 1, characterized in that: The degradation mechanism comprises a second rotating rod (15) located on the other side of the baffle (4) and rotatably connected to the inner bottom surface of the processing box (3); one end of the second rotating rod (15) penetrates the processing box (3) and extends to the bottom of the inner top surface of the fixed bracket (2); a first gear (16) is fixedly installed above the top of the processing box (3) and on the outer surface of the second rotating rod (15); a third gear (18) is rotatably connected to the top of the processing box (3) through a fixed rod; the first gear (16) is rotatably connected to the second gear (17) through the third gear (18); stirring blades (20) are cross-installed at equal intervals inside the processing box (3) and on the outer surface of the second rotating rod (15).

4. The emergency treatment equipment for landfill leachate according to claim 3 is characterized in that: A medicine delivery pipe (21) is connected to the inner wall of the processing box (3) and located on one side of the second rotating rod (15), and a water level sensor is installed on one side of the medicine delivery pipe (21). A medicine storage box (22) is fixedly installed on the outer wall of the processing box (3), and the medicine storage box (22) is connected to the medicine delivery pipe (21) via a water pump (23) installed on the top thereof.

5. The emergency treatment equipment for landfill leachate according to claim 1, characterized in that: The electric valve comprises a flow opening provided on the bottom side wall of the baffle plate (4), a valve plate for sealing the flow opening, and an electric push rod installed on one side wall of the baffle plate (4); a sealing ring is provided on the outer ring of the valve plate.

6. The emergency treatment equipment for landfill leachate according to claim 1, characterized in that: Valves are installed on the outside of the processing box (3) and on the liquid inlet pipe (5), the liquid outlet pipe (8), the first row of miscellaneous pipes (6), and the second row of miscellaneous pipes (7).

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