CN212799934U - Movable garbage leachate treatment equipment - Google Patents
Movable garbage leachate treatment equipment Download PDFInfo
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- CN212799934U CN212799934U CN202021182056.0U CN202021182056U CN212799934U CN 212799934 U CN212799934 U CN 212799934U CN 202021182056 U CN202021182056 U CN 202021182056U CN 212799934 U CN212799934 U CN 212799934U
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Abstract
The utility model discloses a portable landfill leachate treatment facility, including removing the carrier, the force (forcing) pump, adjust the water pitcher, the strand change microstrainer, pipeline, sulphuric acid supply apparatus, antisludging agent supply apparatus and DTRO membrane module all set up on removing the carrier, the output of force (forcing) pump and the output of sulphuric acid supply apparatus all with adjust water pitcher inner chamber intercommunication, adjust the output of water pitcher and strand change microstrainer intercommunication, the output of strand microstrainer passes through pipeline and the input intercommunication of DTRO membrane module, antisludging agent supply apparatus's output and pipeline inner chamber intercommunication. The utility model provides a portable landfill leachate treatment facility does not occupy the landfill site, handles in a flexible way, and it is convenient to maintain, and the treatment effeciency is high, and economic nature is good.
Description
Technical Field
The utility model relates to a sewage treatment field especially relates to portable landfill leachate treatment facility.
Background
The landfill leachate is high-concentration organic wastewater which is formed by deducting the saturated water holding capacity of garbage and a soil covering layer from water contained in the garbage in a garbage landfill, rain, snow and water entering the landfill and other water and passing through the garbage layer and the soil covering layer. If any landfill leachate is discharged at will, the surrounding farmland and water systems are seriously polluted, particularly underground water or surrounding environment pollution is caused, and the consequences are serious. The existing method for treating the landfill leachate is mainly carried out by adopting a biochemical treatment tank fixed on the ground, has large occupied area, slow treatment, inconvenient maintenance and insufficient flexibility, and particularly has high cost for independently constructing treatment equipment on the ground for small and medium-sized landfill sites without redundant sites and expenses.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a portable landfill leachate treatment facility does not occupy the landfill site, handles in a flexible way, and it is convenient to maintain, and the treatment effeciency is high, and economic nature is good.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model discloses a portable landfill leachate treatment facility, including removal carrier, force (forcing) pump, regulation water pitcher, commentaries on classics gang microstrainer, pipeline, sulphuric acid supply apparatus, antisludging agent supply apparatus and DTRO membrane module, the force (forcing) pump the regulation water pitcher the commentaries on classics gang microstrainer the pipeline sulphuric acid supply apparatus, antisludging agent supply apparatus and DTRO membrane module all set up in on the removal carrier, the output of force (forcing) pump and the output of sulphuric acid supply apparatus all with adjust the water pitcher inner chamber intercommunication, the output of regulation water pitcher with commentaries on classics gang microstrainer intercommunication, the output of commentaries on classics gang microstrainer pass through pipeline with the input of DTRO membrane module intercommunication, the output of antisludging agent supply apparatus with the pipeline inner chamber intercommunication;
the pressure pump is used for pumping the landfill leachate in the landfill leachate regulating tank into the regulating water tank;
the sulfuric acid supply equipment is used for supplying sulfuric acid into the adjusting water tank so as to adjust the pH value of the landfill leachate in the adjusting water tank;
the rotary-strand micro-filter is used for removing suspended solids in the landfill leachate entering the rotary-strand micro-filter;
the scale inhibitor supply equipment is used for supplying scale inhibitors into the conveying pipeline;
the DTRO membrane assembly is used for separating the landfill leachate entering the DTRO membrane assembly into concentrated solution and discharged permeate liquid of a recharge landfill.
The utility model has the advantages that: the treatment equipment is carried on the movable carrier, when the landfill site needs to treat the landfill leachate, the treatment equipment is moved to the landfill site through the movable carrier for treatment, after the treatment is finished, the treatment equipment can be moved to other landfill sites needing to treat the landfill leachate through the movable carrier, the landfill site is not occupied, the treatment is flexible, the maintenance is convenient, the treatment efficiency is high, for small and medium-sized landfill sites, no site construction equipment is needed, only a certain amount of landfill leachate needs to be collected and then treated through the scheme, and the economy is good; the rotary strand micro-filter is adopted to filter solid suspended matters, and compared with the existing filtering equipment such as sand filtration and the like, the rotary strand micro-filter does not need back flushing cleaning and is simple and convenient to maintain; the landfill leachate is treated by the DTRO membrane module, pure physical separation is realized, the occupied area is small compared with biochemical treatment, the treatment efficiency is high, the impact load resistance is high, and the influence of inlet water quality fluctuation is small, so that the landfill leachate is convenient to arrange on a mobile carrier; the method is characterized in that a sulfuric acid supply device and a scale inhibitor supply device are arranged, the landfill leachate is adjusted to be slightly acidic in an adjusting water tank, and is mixed with a scale inhibitor in a conveying pipeline after being filtered by a strand-rotating micro-filter, so that scaling can be prevented, the treatment efficiency of a DTRO membrane assembly is improved, and the concentrated solution separated by the DTRO membrane assembly is returned to a landfill, so that the yield of the landfill leachate in the landfill can be reduced.
Furthermore, the DTRO membrane assembly comprises a primary DTRO membrane assembly and a secondary DTRO membrane assembly, the primary DTRO membrane assembly and the secondary DTRO membrane assembly are both arranged on the mobile carrier, the output end of the conveying pipeline is communicated with the input end of the primary DTRO membrane assembly, concentrated liquid flows out from the concentrated water output end of the primary DTRO membrane assembly and is used for recharging a refuse landfill, the water production output end of the primary DTRO membrane assembly is communicated with the input end of the secondary DTRO membrane assembly, the concentrated water output end of the secondary DTRO membrane assembly is communicated with the input end of the primary DTRO membrane assembly, and permeate liquid flowing out from the water production output end of the secondary DTRO membrane assembly is used for discharging.
The beneficial effect of adopting the further scheme is that: the landfill leachate is treated by a two-stage DTRO membrane module, so that the water quality of the finally-flowing permeation liquid is ensured to reach the standard.
The circulating pump is arranged on the movable carrier, the input end of the circulating pump is communicated with the concentrated water output end of the first-stage DTRO membrane assembly, and the circulating pump is used for pumping the concentrated solution flowing out of the concentrated water output end of the first-stage DTRO membrane assembly and recharging the concentrated solution to the refuse landfill.
The beneficial effect of adopting the further scheme is that: the landfill leachate concentration in the one-level DTRO membrane module is high, and the circulating pump is used for pumping, so that the inflow flow and the flow speed of the input end of the one-level DTRO membrane module can be improved, the landfill leachate flows through the membrane of the one-level DTRO membrane module at high flow and high flow speed, and the membrane pollution is prevented.
Further, a first high-pressure pump is arranged on the conveying pipeline, the first high-pressure pump is arranged between the scale inhibitor supply device and the input end of the first-stage DTRO membrane module, a first damper is arranged between the first high-pressure pump and the input end of the first-stage DTRO membrane module, a second high-pressure pump is arranged between the water production output end of the first-stage DTRO membrane module and the input end of the second-stage DTRO membrane module, a second damper is arranged between the second high-pressure pump and the input end of the second-stage DTRO membrane module, and the first high-pressure pump, the second high-pressure pump, the first damper and the second damper are all arranged on the mobile carrier.
The beneficial effect of adopting the further scheme is that: the flow, flow speed, pressure and stability of the inlet water of the first-stage DTRO membrane module and the second-stage DTRO membrane module are ensured.
The cleaning device is arranged on the movable carrier, the output end of the cleaning device is communicated with the input end of the DTRO membrane module, and the cleaning device is used for supplying cleaning water into the DTRO membrane module to clean the DTRO membrane module.
The beneficial effect of adopting the further scheme is that: the maintenance and the cleaning of the DTRO membrane component are convenient, the treatment efficiency of the landfill leachate is ensured, and the service life of the equipment is prolonged.
Further, the sulfuric acid supply equipment comprises a sulfuric acid storage tank and a first metering pump, the sulfuric acid storage tank and the first metering pump are both arranged on the movable carrier, the output end of the sulfuric acid storage tank is communicated with the input end of the first metering pump, and the output end of the first metering pump is communicated with the inner cavity of the regulating water tank.
The beneficial effect of adopting the further scheme is that: the sulfuric acid is conveniently added into the adjusting water tank, the amount of the sulfuric acid added into the adjusting water tank can be controlled, and the adjusting water tank is guaranteed to be slightly acidic easily.
Furthermore, the antisludging agent supply equipment comprises an antisludging agent storage tank and a second metering pump, the antisludging agent storage tank and the second metering pump are both arranged on the movable carrier, the output end of the antisludging agent storage tank is communicated with the input end of the second metering pump, and the output end of the second metering pump is communicated with the inner cavity of the conveying pipeline.
The beneficial effect of adopting the further scheme is that: the scale inhibitor can be conveniently added into the conveying pipeline, the amount of the scale inhibitor added into the conveying pipeline can be controlled, and waste caused by excessive addition is avoided.
Furthermore, a stirring device is arranged in the adjusting water tank.
The beneficial effect of adopting the further scheme is that: is favorable for fully mixing the landfill leachate in the adjusting water tank with the sulfuric acid.
Furthermore, the inner wall of the conveying pipeline is spiral, and the inner wall of the conveying pipeline is used for enabling the landfill leachate in the conveying pipeline to generate rotational flow.
The beneficial effect of adopting the further scheme is that: is beneficial to the full mixing of the landfill leachate in the conveying pipeline and the scale inhibitor.
The device further comprises a discharge water adjusting tank, a PH value detection device and an alkali supply device, wherein a water production output end of the DTRO membrane module is communicated with an inner cavity of the discharge water adjusting tank, the PH value detection device is arranged in the discharge water adjusting tank, the alkali supply device is communicated with the discharge water adjusting tank, the discharge water adjusting tank and the alkali supply device are both arranged on the mobile carrier, and permeate separated by the DTRO membrane module is adjusted by the discharge water adjusting tank and then discharged outside;
the permeate flowing out of the water production output end of the DTRO membrane module flows into the discharge water regulating tank;
the PH value detection device is used for detecting the PH value of the permeate liquid in the discharge water regulation tank;
the alkali supply device is used for supplying alkali into the discharge water regulating tank according to the data detected by the PH value detection device.
The beneficial effect of adopting the further scheme is that: can neutralize the acidic effluent water, and avoid that the effluent water is too acidic to meet the discharge standard due to the excessive addition of acid.
Drawings
Fig. 1 is an external schematic view of an embodiment of the present invention;
FIG. 2 is a cross-sectional view taken along the line A-A in FIG. 1;
FIG. 3 is a schematic view of the connection of the embodiment of the present invention during operation;
FIG. 4 is a front view of an embodiment of a rotary microfilter;
FIG. 5 is a left side view of an embodiment of a rotary microfilter;
FIG. 6 is a top view of an embodiment of a rotary microfilter;
FIG. 7 is a cross-sectional view taken along line B-B of FIG. 6;
FIG. 8 is a schematic view of an embodiment of a filter drum;
FIG. 9 is a schematic view of an embodiment of a drum carcass;
in the figure: 1. a strand-rotating microfilter; 11. a treatment tank; 111. a liquid inlet cavity; 112. a treatment chamber; 113. a liquid inlet; 114. a slag discharge port; 115. a liquid discharge port; 116. a partition plate; 117. a liquid passing port; 118. a slag passing hole; 119. a transparent viewing port; 12. a filter drum; 121. a rotating shaft; 122. a drive device; 123. a drum framework; 124. an arc-shaped filter screen plate; 125. an open end; 126. a connecting end; 13. a slag discharge guide plate; 14. a spray system; 15. an overflow pipe; 16. a liquid level meter; 2. moving the carrier; 21. a cargo compartment; 22. an outer discharge outlet; 23. returning the concentrated solution to a filling opening; 24. a leachate supply inlet; 25. a waste residue discharge port; 3. adjusting the water tank; 31. a pressure pump; 4. a sulfuric acid supply device; 41. a sulfuric acid storage tank; 42. a first metering pump; 5. a scale inhibitor supply device; 51. a scale inhibitor storage tank; 52. a second metering pump; 6. a delivery conduit; 61. a first high pressure pump; 62. a first damper; 63. cleaning equipment; 71. a first-stage DTRO membrane module; 72. a second-stage DTRO membrane module; 73. a circulation pump; 74. a second high pressure pump; 75. a second damper; 81. a discharge water conditioning tank; 82. a pH value detection device; 83. an alkali supply device; 9. a control device;
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings.
As shown in fig. 1-3, the utility model discloses an embodiment of a mobile landfill leachate treatment facility, including moving carrier 2, force (forcing) pump 31, adjust water pitcher 3, strand micro-filtration machine 1, pipeline 6, sulphuric acid supply apparatus 4, antisludging agent supply apparatus 5 and DTRO membrane module all set up on moving carrier 2, the output of force (forcing) pump 31 and the output of sulphuric acid supply apparatus 4 all communicate with adjusting water pitcher 3 inner chamber, adjust the output and strand micro-filtration machine 1 intercommunication of water pitcher 3, the output of strand micro-filtration machine 1 communicates with the input of DTRO membrane module through pipeline 6, the output of antisludging agent supply apparatus 5 communicates with pipeline 6 inner chamber;
the pressure pump 31 is used for pumping the landfill leachate in the landfill leachate regulating reservoir into the regulating water tank 3;
the sulfuric acid supply device 4 is used for supplying sulfuric acid into the regulating water tank 3 so as to regulate the pH value of the landfill leachate in the regulating water tank 3;
the rotary-strand micro-filter 1 is used for removing suspended solids in the landfill leachate entering the rotary-strand micro-filter;
the scale inhibitor supply device 5 is used for supplying scale inhibitors into the conveying pipeline 6;
the DTRO membrane assembly is used for separating the landfill leachate entering the DTRO membrane assembly into concentrated solution and discharged permeate liquid of a recharge landfill.
The landfill leachate equalizing basin is arranged in a landfill site and used for collecting, storing and adjusting landfill leachate, after the landfill leachate in the landfill leachate equalizing basin in the landfill site reaches a certain amount, the mobile carrier 2 transports equipment on the mobile carrier to the landfill site, and the landfill leachate is pumped into the adjusting water tank 3 through the pressure pump 31 to be treated.
Specifically, the sulfuric acid supply device 4 comprises a sulfuric acid storage tank 41 and a first metering pump 42, the sulfuric acid storage tank 41 and the first metering pump 42 are both arranged on the movable carrier 2, the output end of the sulfuric acid storage tank 41 is communicated with the input end of the first metering pump 42, the output end of the first metering pump 42 is communicated with the inner cavity of the adjusting water tank 3, the sulfuric acid storage tank 41 is used for storing a sulfuric acid solution, and the sulfuric acid solution in the sulfuric acid storage tank 41 is pumped into the adjusting water tank 3 through the first metering pump 42 to adjust the pH value of the landfill leachate.
Specifically, the antisludging agent supply equipment 5 comprises an antisludging agent storage tank 51 and a second metering pump 52, the antisludging agent storage tank 51 and the second metering pump 52 are both arranged on the mobile carrier 2, the output end of the antisludging agent storage tank 51 is communicated with the input end of the second metering pump 52, the output end of the second metering pump 52 is communicated with the inner cavity of the conveying pipeline 6, the antisludging agent storage tank 51 is used for storing an antisludging agent, and the antisludging agent is pumped into the conveying pipeline 6 through the second metering pump.
Specifically, the DTRO membrane assembly comprises a primary DTRO membrane assembly 71 and a secondary DTRO membrane assembly 72, wherein the primary DTRO membrane assembly 71 and the secondary DTRO membrane assembly 72 are both arranged on the mobile carrier 2, the output end of the conveying pipeline 6 is communicated with the input end of the primary DTRO membrane assembly 71, the concentrated solution flowing out of the concentrated water output end of the primary DTRO membrane assembly 71 is used for recharging the refuse landfill, the water production output end of the primary DTRO membrane assembly 71 is communicated with the input end of the secondary DTRO membrane assembly 72, the concentrated water output end of the secondary DTRO membrane assembly 72 is communicated with the input end of the primary DTRO membrane assembly 71, and the permeate flowing out of the water production output end of the secondary DTRO membrane assembly 72 is used for.
As a further scheme of the above embodiment, the system further comprises a circulating pump 73, the circulating pump 73 is arranged on the moving carrier 2, an input end of the circulating pump 73 is communicated with a concentrate output end of the first-stage DTRO membrane module 71, and the circulating pump 73 is used for pumping the concentrate flowing out from the concentrate output end of the first-stage DTRO membrane module 71 and recharging the concentrate into the landfill.
As a further solution of the above embodiment, the first high pressure pump 61 is disposed on the delivery pipe 6, the first high pressure pump 61 is disposed between the scale inhibitor supply device 5 and the input end of the first-stage DTRO membrane module 71, the first damper 62 is disposed between the first high pressure pump 61 and the input end of the first-stage DTRO membrane module 71, the concentrate output end of the second-stage DTRO membrane module 72 communicates with the delivery pipe 6 between the first high pressure pump 61 and the scale inhibitor supply device 5, the second high pressure pump 74 is disposed between the product output end of the first-stage DTRO membrane module 71 and the input end of the second-stage DTRO membrane module 72, the second damper 75 is disposed between the second high pressure pump 74 and the input end of the second-stage DTRO membrane module 72, and the first high pressure pump 61, the second high pressure pump 74, the first damper 62 and the second damper 75 are disposed on the mobile carrier 2.
As a further scheme of the above embodiment, the cleaning device 63 is further included, the cleaning device 63 is disposed on the moving carrier 2, an output end of the cleaning device 63 is communicated with an input end of the DTRO membrane module, the cleaning device 63 is communicated with a conveying pipeline between the first damper 62 and the first-stage DTRO membrane module 71, the cleaning device 63 is used for supplying cleaning water into the DTRO membrane module to clean the DTRO membrane module, the cleaning device 63 includes a water tank and a water pump, the water tank is used for storing the cleaning water, an input end of the water pump is communicated with the water tank, an output end of the water pump is communicated with the conveying pipeline between the first damper 62 and the first-stage DTRO membrane module 71, and the cleaning water supplied by the cleaning device 63 sequentially passes through the first-stage.
As a further aspect of the above embodiment, the adjusting water tank 3 has a stirring device therein, and the stirring device may be an existing spiral stirring device, a pneumatic stirring device, or the like.
As a further scheme of the above embodiment, the inner wall of the conveying pipe 6 is spiral, and the inner wall of the conveying pipe 6 is used for generating a rotational flow of the landfill leachate therein, so that the liquid in the conveying pipe 6 is uniformly mixed.
As a further scheme of the above embodiment, the device further comprises a discharge water adjusting tank 81, a PH value detecting device 82 and an alkali supplying device 83, wherein the water output end of the secondary DTRO membrane module 72 is communicated with the inner cavity of the discharge water adjusting tank 81, the PH value detecting device 82 is arranged in the discharge water adjusting tank 81, the alkali supplying device 83 is communicated with the discharge water adjusting tank 81, the discharge water adjusting tank 81 and the alkali supplying device 83 are both arranged on the mobile carrier 2, and the permeate separated by the secondary DTRO membrane module 72 is adjusted by the discharge water adjusting tank 81 and then discharged;
the permeate flowing out of the water production output end of the second-stage DTRO membrane module 72 flows into a discharge water regulating tank 81;
a PH value detection device 82 for detecting the PH value of the permeate in the drain water adjusting tank 81;
the alkali supply means 83 is for supplying an alkali, which may be a sodium hydroxide solution, to the drain water adjusting tank 81 based on the data detected by the PH value detecting means 82.
The discharge water adjusting tank 81 has a drainage system through which water in the discharge water adjusting tank 81 is discharged outside.
As a further solution of the above embodiment, the device may further include a control device 9, the strand microfilter 1, the first metering pump 42, the second metering pump 52, the pressurizing pump 31, the water pump, the first high-pressure pump 61, the second high-pressure pump 74, the circulating pump 73, the stirring device, the PH detection device 82, and the alkali supply device 83 are all in communication with the control device 9 and are controlled by the control device 9, the output end of the first metering pump 42, the output end of the second metering pump 52, the output end of the water pump, the output end of the first damper 62, the output end of the alkali supply device 83, and the drainage system may be provided with valve switches, and all the valve switches may be in communication with the control device 9 and are controlled by the control device 9.
The movable carrier 2 can be a van, the discharge water adjusting tank 81, the alkali supply device 83, the cleaning device 63, the circulating pump 73, the pressure pump 31, the adjusting water tank 3, the strand-turning micro-filter 1, the conveying pipeline 6, the sulfuric acid supply device 4, the scale inhibitor supply device 5 and the DTRO membrane module are all arranged in a cargo compartment 21 of the van, the cargo compartment 21 is provided with a concentrate recharging port 23, a percolate supply port 24, an outer discharge water outlet 22 and a waste residue outer discharge port 25, the output end of the circulating pump 73 is communicated with the concentrate recharging port 23, the input end of the pressure pump 31 is communicated with the percolate supply port 24, the drainage system of the discharge water adjusting tank 81 is communicated with the outer discharge water outlet 22, and the residue discharge port 114 of the strand-turning micro-filter 1 is communicated with the waste residue outer discharge port 25, pipelines can be connected at a percolate supply inlet 24, a concentrated solution recharging port 23 and an external drainage water outlet 22, so that garbage percolate is supplied, the concentrated solution is recharged, and permeate is discharged.
Specifically, as shown in fig. 4-9, the strand rotation microfilter 1 may include a processing box 11, a filtering roller 12, a slag discharge guide plate 13 and a spraying system 14, the processing box 11 may be a cube box made of 304 steel, the processing box 11 has a vertically disposed partition plate 116, the partition plate 116 is parallel to the left side of the cube box, the partition plate 116 divides the inner cavity of the processing box 11 into a left liquid inlet cavity 111 and a right processing cavity 112, the liquid inlet cavity 111 has a liquid inlet 113 and a slag discharge port 114, the liquid inlet 113 is communicated with the output end of the regulating water tank 3, the liquid inlet 113 may be disposed at the middle lower part or the lower part of the left side wall of the liquid inlet cavity 111, the bottom of the right side wall of the processing cavity 112 has a liquid discharge port 115, the liquid discharge port 115 is communicated with the input end of the conveying pipeline 6, the filtering roller 12 is horizontally disposed above the liquid discharge port 115, the filtering roller 12 is a connecting end 126, the left end is an open end 125, the connecting end, the open end 125 faces the partition plate 116, the distance between the open end 125 and the partition plate 116 is smaller than the grain size of the dregs processed in the processing box 11, the open end 125 can also be in non-pressure contact with the partition plate 116 without influencing the rotation of the filtering roller 12, the partition plate 116 is provided with a liquid passing port 117, the liquid passing port 117 is arranged in the horizontal projection of the open end 125, the lower edge of the liquid passing port 117 is tangent with the lower surface of the filtering roller 12, the upper surfaces of the dreg discharging port 114 and the filtering roller 12 are both arranged above the liquid passing port 117, the dreg discharging guide plate 13 is obliquely arranged above the liquid passing port 117, the upper surface of the dreg guide plate 13 can be a concave arc surface, the lower end of the dreg discharging guide plate 13 is connected with the dreg discharging port 114, the dreg discharging port 114 is communicated with the dreg discharging port 25, the upper end of the dreg guide plate 13 penetrates through the partition plate 116 and extends into the filtering roller 12, the upper end of the dreg guide plate 13 can extend to be close to the connecting end 126, and the upper end of the dreg discharge The slag discharge guide plate 13 is provided with a slag passing hole 118 at the passing part on the partition plate 116, the spraying system 14 is arranged at the top of the processing cavity 112, the spraying system 14 faces the upper surface of the filter drum 12, the filter drum 12 is used for filtering the slag in the water, the spraying system 14 is used for washing the attached slag on the upper surface of the filter drum 12 to the slag discharge guide plate 13, and the slag discharge guide plate 13 is used for conveying the slag on the slag discharge guide plate to the slag discharging hole 114.
The liquid in the adjusting water tank 3 can automatically flow into the liquid inlet cavity 111 through the height difference, a suction pump can also be arranged between the adjusting water tank 3 and the liquid inlet 113, the liquid in the adjusting water tank 3 is pumped into the liquid inlet cavity 111 through the suction pump, and the suction pump is communicated with the control device 9 and is controlled by the control device 9.
As a further scheme of the above embodiment, the device further includes a driving device 122, a rotating shaft 121 is coaxially and fixedly connected to the center of the connecting end 126 of the filtering drum 12, the rotating shaft 121 is rotatably connected to the side wall of the treatment cavity 112 far from the liquid inlet cavity 111 and penetrates out of the treatment cavity 112, the connecting portion of the rotating shaft 121 and the treatment cavity 112 is in sealing fit, the output end of the driving device 122 is in transmission connection with the rotating shaft 121 at the outer part of the treatment cavity 112, the driving device 122 is used for driving the rotating shaft 121 to drive the filtering drum 12 to rotate, the driving device 122 can be a planetary reducer, the driving device 122 can be in transmission connection with a transmission shaft through an existing transmission structure such as a gear, a chain, a transmission belt and a combination thereof, and the rotating speed of the.
As a further scheme of the above embodiment, an overflow pipe 15 is fixedly connected in the liquid inlet cavity 111, and an input end of the overflow pipe 15 is above the liquid passing port 117 and below the slag discharging port 114.
As a further version of the above embodiment, the output end of the overflow pipe 15 communicates with the lower part of the treatment chamber 112.
As a further scheme of the above embodiment, the upper part of the processing chamber 112 has a transparent viewing port 119, the transparent viewing port 119 is disposed at the filtering drum 12 and the spraying system 14, and the transparent viewing port 119 is used for observing the working state of the filtering drum 12 and the spraying system 14.
As a further solution to the above embodiment, a liquid level meter 16 is disposed in the liquid inlet chamber 111, the liquid level meter 16 is used for measuring a liquid level in the liquid inlet chamber 111, the liquid level meter 16 may be an ultrasonic liquid level meter 16, and the ultrasonic liquid level meter 16 may be mounted on the top of the liquid inlet chamber 111.
As a further scheme of the above embodiment, the filter drum 12 includes a drum frame 123 and an arc-shaped filter screen plate 124, the arc-shaped filter screen plate 124 is detachably connected to a side wall of the drum frame 123, and can be connected by bolts, buckles or other existing detachable connection methods, the arc-shaped filter screen plate 124 with a filter precision of 10 μm can be selected, the arc-shaped filter screen plate 124 with a suitable filter precision can be selected according to requirements and installed on the drum frame 123 to form a side surface of the filter drum 12, and both the arc-shaped filter screen plate 124 and the drum frame 123 can be made of high-strength stainless steel.
The control device 9 is in signal communication with the spraying system 14, the liquid level meter 16 and the driving device 122, the control device 9 controls the spraying system 14 and the driving device 122 to work, when the liquid level measured by the liquid level meter 16 is lower than the liquid passing port 117, both the spraying system 14 and the driving device 122 stop working, and the control device 9 can also control the amount of the landfill leachate supplied into the liquid inlet cavity 111 by the suction pump through the liquid level information collected by the liquid level meter 16.
As a further aspect of the above embodiment, the attachment end 126 of the filter drum 12 is a solid panel
Other existing devices can also be used for the strand-rotating microfilter 1.
Of course, the present invention may have other embodiments, and those skilled in the art may make various corresponding changes and modifications according to the present invention without departing from the spirit and the essence of the present invention, and these corresponding changes and modifications should fall within the protection scope of the appended claims.
Claims (10)
1. The utility model provides a portable landfill leachate treatment facility which characterized in that: the device comprises a movable carrier (2), a pressure pump (31), an adjusting water tank (3), a strand-turning micro-filter (1), a conveying pipeline (6), a sulfuric acid supply device (4), a scale inhibitor supply device (5) and a DTRO membrane assembly, wherein the pressure pump (31), the adjusting water tank (3), the strand-turning micro-filter (1), the conveying pipeline (6), the sulfuric acid supply device (4), the scale inhibitor supply device (5) and the DTRO membrane assembly are all arranged on the movable carrier (2), the output end of the pressure pump (31) and the output end of the sulfuric acid supply device (4) are both communicated with the inner cavity of the adjusting water tank (3), the output end of the adjusting water tank (3) is communicated with the strand-turning micro-filter (1), the output end of the strand-turning micro-filter (1) is communicated with the input end of the DTRO membrane assembly through the conveying pipeline (6), the output end of the scale inhibitor supply equipment (5) is communicated with the inner cavity of the conveying pipeline (6);
the pressure pump (31) is used for pumping the landfill leachate in the landfill leachate regulating tank into the regulating water tank (3);
the sulfuric acid supply device (4) is used for supplying sulfuric acid into the regulating water tank (3) so as to regulate the pH value of the landfill leachate in the regulating water tank (3);
the rotary-strand micro-filter (1) is used for removing suspended solids in the landfill leachate entering the rotary-strand micro-filter;
the scale inhibitor supply device (5) is used for supplying scale inhibitors into the conveying pipeline (6);
the DTRO membrane assembly is used for separating the landfill leachate entering the DTRO membrane assembly into concentrated solution and discharged permeate liquid of a recharge landfill.
2. The mobile landfill leachate treatment plant of claim 1, wherein: the DTRO membrane assembly comprises a primary DTRO membrane assembly (71) and a secondary DTRO membrane assembly (72), wherein the primary DTRO membrane assembly (71) and the secondary DTRO membrane assembly (72) are both arranged on the mobile carrier (2), the output end of the conveying pipeline (6) is communicated with the input end of the primary DTRO membrane assembly (71), concentrated liquid flows out from the concentrated water output end of the primary DTRO membrane assembly (71) and is used for recharging a refuse landfill, the water production output end of the primary DTRO membrane assembly (71) is communicated with the input end of the secondary DTRO membrane assembly (72), the concentrated water output end of the secondary DTRO membrane assembly (72) is communicated with the input end of the primary DTRO membrane assembly (71), and the permeate liquid flowing out from the water production output end of the secondary DTRO membrane assembly (72) is used for discharging outwards.
3. The mobile landfill leachate treatment plant of claim 2, wherein: the waste water treatment system is characterized by further comprising a circulating pump (73), wherein the circulating pump (73) is arranged on the movable carrier (2), the input end of the circulating pump (73) is communicated with the concentrated water output end of the first-stage DTRO membrane assembly (71), and the circulating pump (73) is used for pumping concentrated liquid flowing out of the concentrated water output end of the first-stage DTRO membrane assembly (71) and enabling the concentrated liquid to be refilled into a waste landfill.
4. The mobile landfill leachate treatment plant of claim 2, wherein: a first high-pressure pump (61) is arranged on the conveying pipeline (6), a first damper (62) is arranged between the first high-pressure pump (61) and the input end of the first-stage DTRO membrane assembly (71), a second high-pressure pump (74) is arranged between the water output end of the first-stage DTRO membrane assembly (71) and the input end of the second-stage DTRO membrane assembly (72), a second damper (75) is arranged between the second high-pressure pump (74) and the input end of the second-stage DTRO membrane assembly (72), and the first high-pressure pump (61), the second high-pressure pump (74), the first damper (62) and the second damper (75) are all arranged on the movable carrier (2).
5. The mobile landfill leachate treatment plant of any one of claims 1 to 4, wherein: the cleaning device (63) is arranged on the movable carrier (2), the output end of the cleaning device (63) is communicated with the input end of the DTRO membrane module, and the cleaning device (63) is used for supplying cleaning water into the DTRO membrane module to clean the DTRO membrane module.
6. The mobile landfill leachate treatment plant of any one of claims 1 to 4, wherein: the sulfuric acid supply equipment (4) comprises a sulfuric acid storage tank (41) and a first metering pump (42), the sulfuric acid storage tank (41) and the first metering pump (42) are both arranged on the movable carrier (2), the output end of the sulfuric acid storage tank (41) is communicated with the input end of the first metering pump (42), and the output end of the first metering pump (42) is communicated with the inner cavity of the regulating water tank (3).
7. The mobile landfill leachate treatment plant of any one of claims 1 to 4, wherein: the scale inhibitor supply equipment (5) comprises a scale inhibitor storage tank (51) and a second metering pump (52), the scale inhibitor storage tank (51) and the second metering pump (52) are both arranged on the movable carrier (2), the output end of the scale inhibitor storage tank (51) is communicated with the input end of the second metering pump (52), and the output end of the second metering pump (52) is communicated with the inner cavity of the conveying pipeline (6).
8. The mobile landfill leachate treatment plant of any one of claims 1 to 4, wherein: and a stirring device is arranged in the adjusting water tank (3).
9. The mobile landfill leachate treatment plant of any one of claims 1 to 4, wherein: the inner wall of the conveying pipeline (6) is spiral, and the inner wall of the conveying pipeline (6) is used for enabling the landfill leachate in the conveying pipeline to generate rotational flow.
10. The mobile landfill leachate treatment plant of any one of claims 1 to 4, wherein: the device is characterized by further comprising a discharge water adjusting tank (81), a pH value detection device (82) and an alkali supply device (83), wherein the water production output end of the DTRO membrane module is communicated with the inner cavity of the discharge water adjusting tank (81), the pH value detection device (82) is arranged in the discharge water adjusting tank (81), the alkali supply device (83) is communicated with the discharge water adjusting tank (81), the discharge water adjusting tank (81) and the alkali supply device (83) are both arranged on the movable carrier (2), and permeate separated by the DTRO membrane module is adjusted by the discharge water adjusting tank (81) and then discharged;
the permeate flowing out of the water production output end of the DTRO membrane module flows into the discharge water regulating tank (81);
the pH value detection device (82) is used for detecting the pH value of the permeate in the discharge water regulation tank (81);
the alkali supply device (83) is used for supplying alkali into the discharge water regulation tank (81) according to the data detected by the PH value detection device (82).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021182056.0U CN212799934U (en) | 2020-06-23 | 2020-06-23 | Movable garbage leachate treatment equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021182056.0U CN212799934U (en) | 2020-06-23 | 2020-06-23 | Movable garbage leachate treatment equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212799934U true CN212799934U (en) | 2021-03-26 |
Family
ID=75097846
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021182056.0U Active CN212799934U (en) | 2020-06-23 | 2020-06-23 | Movable garbage leachate treatment equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212799934U (en) |
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2020
- 2020-06-23 CN CN202021182056.0U patent/CN212799934U/en active Active
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