CN214032165U - Landfill leachate treatment equipment taking advanced oxidation AOP (argon oxygen decarburization) and membrane treatment as cores - Google Patents

Abstract

The utility model discloses an use advanced oxidation AOP and membrane processing as landfill leachate treatment facility of core, including balanced buffer tank, measuring pump, ultrasonic reactor and control box, the measuring pump has all been placed to the inside both sides of balanced buffer tank, the inside of balanced buffer tank is equipped with sludge bed, fender, desorption filter layer, active carbon filter layer, anaerobic reaction district and one-level three-phase separator in proper order, one side fixed mounting at balanced buffer tank top has ultrasonic reactor, the positive fixed mounting of balanced buffer tank has control box, the inside difference fixed mounting of control box has control switch and PLC controller, fixed mounting has the ultrasonic controller on the control switch. The utility model discloses a sludge blanket and fender and desorption filter layer and active carbon filter layer and anaerobic reaction district and one-level three-phase separator have improved the work efficiency of the organic matter in the device degradation waste water, have reduced use cost.

Description

Landfill leachate treatment equipment taking advanced oxidation AOP (argon oxygen decarburization) and membrane treatment as cores

Technical Field

The utility model relates to a landfill leachate treatment facility technical field specifically is a landfill leachate treatment facility who uses advanced oxidation AOP and membrane processing as the core.

Background

The landfill leachate is high-concentration wastewater which is derived from water contained in garbage in a landfill, rain, snow and other water entering the landfill, the saturated water holding capacity of the garbage and a soil covering layer is deducted, and the garbage and the soil covering layer pass through the garbage layer and the soil covering layer to form the high-concentration wastewater, the water quality of the landfill leachate is quite complex, generally, the landfill leachate contains high-concentration organic matters, heavy metal salts, SS and ammonia nitrogen, the landfill leachate not only pollutes soil and surface water sources, but also pollutes underground water, the existing landfill leachate treatment equipment which takes advanced oxidation AOP and membrane treatment as the core is needed, but the existing landfill leachate treatment equipment which takes the advanced oxidation AOP and the membrane treatment as the core has many problems or defects:

1. most of the traditional treatment of the landfill leachate adopts biodegradation and oxidation, so that the investment is high, the COD in the wastewater cannot be effectively reduced, and the working efficiency of the landfill leachate treatment is reduced;

2. the existing landfill leachate treatment equipment has certain limitation in the using process and cannot perform rapid catalytic oxidation on organic matters in wastewater.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an use advanced oxidation AOP and membrane processing as landfill leachate treatment facility of core to solve the problem that the landfill leachate treatment facility work efficiency that provides is low among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a landfill leachate treatment facility with advanced oxidation AOP and membrane treatment as cores comprises a balance buffer tank, a metering pump, an ultrasonic reactor and a control cabinet, wherein a water inlet is arranged at one side of the balance buffer tank, a water outlet is arranged at the other side of the balance buffer tank, a liquid flow meter and a solenoid valve are sequentially and fixedly installed on the water outlet, the metering pump is arranged at two sides of the inside of the balance buffer tank and is respectively and fixedly connected with the water inlet and the water outlet through a connecting pipe, a sludge bed, a mudguard, a desorption filtering layer, an activated carbon filtering layer, an anaerobic reaction zone and a one-level three-phase separator are sequentially arranged inside the balance buffer tank, the ultrasonic reactor is fixedly installed at one side of the top of the balance buffer tank, the control cabinet is fixedly installed at the front of the balance buffer tank, and a control switch and a PLC controller are respectively and fixedly installed inside the control cabinet, and an ultrasonic controller is fixedly arranged on the control switch.

Preferably, the bottom of the balance buffer tank is fixedly provided with a support frame used in a matched mode.

Preferably, a manual control valve matched with the water inlet is arranged on the water inlet, and a liquid level sensor matched with the water inlet is fixedly arranged on one side inside the balance buffer tank.

Preferably, the metering pump is fixedly connected with the connecting pipe through a reducer pipe.

Preferably, the front face of the control cabinet is movably provided with a movable protection door, and the control switch and the PLC are respectively and electrically connected with the electromagnetic valve, the liquid level sensor, the metering pump and the ultrasonic reactor through leads.

Compared with the prior art, the utility model discloses an innovation point effect is: the landfill leachate treatment equipment taking advanced oxidation AOP and membrane treatment as cores is reasonable in structure and has the following advantages:

(1) through the matching use of the sludge bed and the mud guard, the desorption filter layer, the activated carbon filter layer, the anaerobic reaction zone and the primary three-phase separator, the landfill leachate does not need to be treated by a high-cost biodegradation method, and after entering the balance buffer tank, the landfill leachate can be decomposed by a plurality of layers of filter layers to achieve the purpose of degradation, so that the use cost is reduced, and the treatment efficiency of the landfill leachate is improved;

(2) through the matching use between the ultrasonic reactor and the ultrasonic controller, the device can catalyze, combine and accelerate oxidation of organic matters which are difficult to decompose in the landfill leachate in the using process, convert the organic matters into inorganic matters such as water and carbon dioxide, and then decompose and filter the inorganic matters, thereby avoiding the situation that the slow filtration progress of the filtration operation is not thorough due to the slow decomposition speed of the organic matters in the landfill leachate, and improving the overall beneficial effect of the device;

(3) through the PLC controller, the staff of being convenient for carries out remote control device, the state of monitoring device operation in real time, the condition that the device can't reach real control to the device when handling landfill leachate's in-process breaks down takes place, cooperation through between flowing liquid table and the measuring pump is used, make the device can control by the waste water inflow and the water yield after handling in the use, avoid the too much filterable condition emergence that is unfavorable for waste water of waste water inflow, the practicality of device has been improved.

Drawings

Fig. 1 is a schematic front view of a cross-sectional structure of the present invention;

fig. 2 is a schematic front view of the structure of the present invention;

fig. 3 is a first partial front view structural diagram of the present invention;

fig. 4 is a second partial front view structural diagram of the present invention.

In the figure: 1. a balance buffer tank; 101. a water inlet; 102. a manual control valve; 103. a water outlet; 104. a liquid flow meter; 105. an electromagnetic valve; 106. a liquid level sensor; 107. a sludge bed; 108. a fender; 109. desorbing the filter layer; 110. an activated carbon filter layer; 111. an anaerobic reaction zone; 112. a first-stage three-phase separator; 113. a support frame; 2. a metering pump; 201. a reducer pipe; 202. a connecting pipe; 3. an ultrasonic reactor; 4. a control cabinet; 401. a control switch; 402. an ultrasonic controller; 403. a PLC controller.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-4, the present invention provides an embodiment: a landfill leachate treatment device taking advanced oxidation AOP and membrane treatment as cores comprises a balance buffer tank 1, a metering pump 2, an ultrasonic reactor 3 and a control cabinet 4, wherein a water inlet 101 is formed in one side of the balance buffer tank 1, a manual control valve 102 matched with the water inlet 101 for use is arranged on the water inlet 101, a water outlet 103 is formed in the other side of the balance buffer tank 1, a liquid flow meter 104 and an electromagnetic valve 105 are sequentially and fixedly installed on the water outlet 103, and a supporting frame 113 matched with the water outlet is fixedly installed at the bottom of the balance buffer tank 1;

specifically, the metering pumps 2 are placed on two sides inside the balance buffer tank 1, and through the cooperation between the liquid flow meter 104 and the metering pumps 2, the device can control the wastewater inflow and the treated water amount in the use process, thereby avoiding the situation that the excessive wastewater inflow is not beneficial to the filtration of wastewater, the metering pumps 2 are respectively and fixedly connected with the water inlet 101 and the water outlet 103 through the connecting pipes 202, the metering pumps 2 are fixedly connected with the connecting pipes 202 through the reducer pipes 201, the balance buffer tank 1 is internally and sequentially provided with a sludge bed 107, a splash guard 108, a desorption filter layer 109, an activated carbon filter layer 110, an anaerobic reaction zone 111 and a primary three-phase separator 112, and through the cooperation between the sludge bed 107 and the splash guard 108 and the desorption filter layer 109 and between the activated carbon filter layer 110 and the anaerobic reaction zone 111 and the primary three-phase separator 112, the garbage leachate is not required to be treated by high-cost biodegradation, after the landfill leachate enters the balance buffer tank 1, organic matters in the liquid can be decomposed through a plurality of filter layers to achieve the purpose of degradation, so that the use cost is reduced, and the treatment efficiency of the landfill leachate is improved, wherein a liquid level sensor 106 which is used in a matched mode is fixedly installed on one side inside the balance buffer tank 1;

specifically, an ultrasonic reactor 3 is fixedly installed on one side of the top of a balance buffer tank 1, and through the matching use between the ultrasonic reactor 3 and an ultrasonic controller 402, the device can catalyze, combine and accelerate oxidation of organic matters which are difficult to decompose in the landfill leachate in the using process, the organic matters are converted into inorganic matters such as water and carbon dioxide and then are decomposed and filtered, the situation that the filtering operation progress is slow and incomplete due to slow decomposition speed of the organic matters in the landfill leachate is avoided, a control cabinet 4 is fixedly installed on the front side of the balance buffer tank 1, a control switch 401 and a PLC controller 403 are respectively and fixedly installed in the control cabinet 4, through the PLC controller 403, a worker can conveniently and remotely control the device, the running state of the device can be monitored in real time, and the situation that the device cannot be controlled in real time when the device fails in the process of treating the landfill leachate is avoided, an ultrasonic controller 402 is fixedly installed on the control switch 401, a movable protective door is movably installed on the front face of the control cabinet 4, and the control switch 401 and the PLC 403 are respectively and electrically connected with the electromagnetic valve 105, the liquid level sensor 106, the metering pump 2 and the ultrasonic reactor 3 through leads.

The working principle is as follows: when in use, firstly, the manual control valve 102 on the water inlet 101 is rotated to open the landfill leachate to be purified, the landfill leachate is conveyed into the balance buffer tank 1 from the water inlet 101, the landfill leachate firstly filters the sludge in the landfill leachate through the sludge bed 107 and the mud guard 108, then the particles and the odor in the landfill leachate are filtered through the desorption filtering layer 109 and the activated carbon filtering layer 110, the anaerobic reaction occurs when the wastewater rises to the anaerobic reaction zone 111, the biogas (mainly methane and carbon dioxide) generated in the anaerobic state causes the internal circulation, which is beneficial to the formation and maintenance of the particle sludge, some gas formed in the sludge layer is attached to the sludge particles, the attached and unattached gas rises to the top of the reactor, the sludge rising to the surface impacts the bottom of the primary three-phase separator 112 to cause the degassing of the sludge flocs attached with bubbles, sludge particles are precipitated on the surface of the sludge bed 107 after the bubbles are released, the ultrasonic controller 402 controls the ultrasonic reactor 3 to generate ultrasonic waves to accelerate the catalytic oxidation decomposition of organic matters in the wastewater into inorganic matters, and then the control switch 401 starts the metering pump 2 to start operation to pump purified water out of the water outlet 103 along the connecting pipe 202.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (5)

1. The utility model provides an use landfill leachate treatment facility of advanced oxidation AOP and membrane processing as core, includes balanced buffer tank (1), measuring pump (2), ultrasonic reactor (3) and control machine case (4), its characterized in that: one side of balanced buffer tank (1) is equipped with water inlet (101), the opposite side of balanced buffer tank (1) is equipped with delivery port (103), and on delivery port (103) in proper order fixed mounting have flow table (104) and solenoid valve (105), metering pump (2) have all been placed to the inside both sides of balanced buffer tank (1), metering pump (2) through connecting pipe (202) respectively with water inlet (101) and delivery port (103) fixed connection, the inside of balanced buffer tank (1) is equipped with sludge blanket (107), fender (108), desorption filter layer (109), active carbon filter layer (110), anaerobic reaction district (111) and one-level three-phase separator (112) in proper order, one side fixed mounting at balanced buffer tank (1) top has ultrasonic reactor (3), the positive fixed mounting of balanced buffer tank (1) has control machine case (4), the interior of the control cabinet (4) is respectively and fixedly provided with a control switch (401) and a PLC (403), and the control switch (401) is fixedly provided with an ultrasonic controller (402).

2. The landfill leachate treatment plant with advanced oxidation, AOP, and membrane treatment as core of claim 1, wherein: the bottom of the balance buffer tank (1) is fixedly provided with a supporting frame (113) which is used in a matched mode.

3. The landfill leachate treatment plant with advanced oxidation, AOP, and membrane treatment as core of claim 1, wherein: be equipped with manual control valve (102) that the cooperation was used on water inlet (101), one side fixed mounting inside balanced buffer tank (1) has liquid level sensor (106) that the cooperation was used.

4. The landfill leachate treatment plant with advanced oxidation, AOP, and membrane treatment as core of claim 1, wherein: the metering pump (2) is fixedly connected with the connecting pipe (202) through a reducer pipe (201).

5. The landfill leachate treatment plant with advanced oxidation, AOP, and membrane treatment as core of claim 1, wherein: the front face of the control cabinet (4) is movably provided with a movable protective door, and the control switch (401) and the PLC (403) are respectively electrically connected with the electromagnetic valve (105), the liquid level sensor (106), the metering pump (2) and the ultrasonic reactor (3) through leads.

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