CN211620479U - An anaerobic digestion treatment device for polluted soil - Google Patents

Abstract

The utility model discloses a pollute anaerobic digestion processing apparatus for soil, including the first jar of body and the second jar of body, the bottom of the first jar of body and the second jar of body rigid coupling respectively is equipped with first support and second support, the top rigid coupling of the first jar of body is equipped with the one end of even pipe, the other end rigid coupling of even pipe is equipped with a feeding section of thick bamboo, the upper surface rigid coupling of a feeding section of thick bamboo is equipped with the motor, the left and right sides of a feeding section of thick bamboo rigid coupling respectively is equipped with the inlet tube and advances the soil pipe. Pollute soil and use anaerobic digestion processing apparatus, will pollute soil and get into a feeding section of thick bamboo through advancing soil pipe, with the inside that water flows into a feeding section of thick bamboo through the inlet tube, motor work drives the bull stick and rotates, the bull stick drives the stirring board and rotates, the stirring board stirs soil and water and changes into mud, flow into the inside of the first jar of body through even pipe, mud sinks and begins to deposit, earth sinks, water is stayed the upper strata, reached and carried out anaerobic digestion to the soil that pollutes and handle the effect of purifying.

Description

An anaerobic digestion treatment device for polluted soil

technical field

The utility model relates to the technical field of soil treatment, in particular to an anaerobic digestion treatment device for polluted soil.

Background technique

Soil pollutants can be roughly divided into two categories: inorganic pollutants and organic pollutants. Inorganic pollutants mainly include acids, alkalis, heavy metals, salts, compounds of radioactive elements cesium and strontium, compounds containing arsenic, selenium, and fluorine. Organic pollutants mainly include organic pesticides, phenols, cyanide, petroleum, synthetic detergents, 3,4-benzopyrene and harmful microorganisms brought by municipal sewage, sludge and manure. When the soil contains too much harmful substances and exceeds the self-purification capacity of the soil, the composition, structure and function of the soil will change, and the microbial activity will be inhibited. Anaerobic digestion technology is one of the most important biomass energy utilization technologies. Turn solid organic matter into dissolved organic matter, and then convert the energy contained in the waste into biogas for combustion or power generation, so as to realize the recovery of resources and energy; after anaerobic digestion, the amount of residual clarification is small and the property is stable; the reaction equipment is closed , which can control the emission of foul odors. Anaerobic digestion greatly improves the energy balance of the organic waste treatment process, can treat contaminated soil, and can be used in the purification of contaminated soil.

Utility model content

The purpose of the present utility model is to provide an anaerobic digestion treatment device for polluted soil, so as to solve the problems raised in the above background technology.

In order to achieve the above purpose, the utility model provides the following technical solutions: an anaerobic digestion treatment device for contaminated soil, comprising a first tank body and a second tank body, and the bottom ends of the first tank body and the second tank body are respectively A first bracket and a second bracket are fixedly assembled, the top of the first tank body is fixedly assembled with one end of a connecting pipe, the other end of the connecting pipe is fixedly assembled with a feeding cylinder, and the middle part of the connecting pipe is fixedly assembled with a feeding cylinder. A first valve is provided, the upper surface of the feeding cylinder is fixedly fitted with a motor, the left and right sides of the feeding cylinder are respectively fixedly fitted with a water inlet pipe and a soil inlet pipe, and the output end of the motor is fixedly fitted with a water inlet pipe and a soil inlet pipe. A rotating rod, the outer wall of the rotating rod is fixed and assembled with several stirring plates, the left side wall of the first tank body is fixed and assembled with a first water outlet pipe, and the right side wall of the first tank body is fixed and assembled There is one end of the horizontal frame, the center of the other end of the horizontal frame is fixedly assembled with a straight cylinder, and the center of the straight cylinder is fixedly assembled with an electric telescopic rod, and the electric telescopic rod penetrates the first tank through the push cylinder, so The output end of the electric telescopic rod extends into the first tank body and is fixedly assembled with a push plate. The inner center of the first tank body is provided with a filter screen, and the left and right sides of the filter screen are fixedly mounted with plug-in plugs. Rod, the inner wall of the first tank body is fixedly connected with a plug-in cylinder near the insertion rod, the plug-in rod is connected with the plug-in cylinder, and the bottom of the front surface of the first tank body is fixedly assembled with a second outlet. A water pipe, one end of the material guide pipe is fixedly connected to the center of the bottom end of the first tank body, the other end of the material guide pipe is connected to the second tank body, and the outer wall of the material guide pipe is fixedly installed with a suction pipe. The feed pump, the bottom end of the front surface of the second tank body is fixedly assembled with a third water outlet pipe, the top center of the second tank body is fixedly assembled with one end of an exhaust pipe, and the other end of the exhaust pipe is fixed and assembled. One end is fixedly fitted with a valve, the front surface of the exhaust pipe is fixedly fitted with a pressure gauge, the left and right ends of the inner bottom of the second tank are fixedly fitted with a heating plate, and the front surface of the heating plate is fixed and fitted with a heating plate. A temperature sensor is connected and assembled, a resistance wire is fixedly connected between the two heating plates, and a feed pipe and a mud discharge pipe are fixedly connected to the center and bottom of the right side wall of the second tank respectively.

Preferably, the bottoms of the first bracket and the second bracket are fixedly assembled with plastic pads.

Preferably, spacers are provided on the left and right sides of the motor, and the spacers are connected to the feeding cylinder.

Preferably, the outer wall of the push plate is sprayed with an anti-rust layer.

Compared with the prior art, the beneficial effects of the present utility model are as follows: an anaerobic digestion treatment device for polluted soil, which enters the polluted soil into the feeding barrel through the soil inlet pipe, and flows the water into the interior of the feeding barrel through the water inlet pipe, The operation of the motor drives the rotating rod to rotate, and the rotating rod drives the stirring plate to rotate. The stirring plate stirs the soil and water into mud, which flows into the interior of the first tank through the connecting pipe. On the upper layer, the electric telescopic rod pushes the push plate to push the water infiltrating the upper surface, the water flows out from the first water outlet pipe, and the pumping pump transfers the mud from the material guide pipe to the inside of the second tank, which will contain facultative bacteria and The liquid of the anaerobic bacteria is introduced into the second tank through the feeding pipe and mixed with the mud. After the temperature sensor senses that the temperature is lower than Celsius, the heating plate works to heat the resistance wire, so that the mixed environment of the liquid and the mud is heated up. , to ensure the smooth progress of anaerobic digestion, and achieve the effect of purifying the polluted soil by anaerobic digestion treatment.

Description of drawings

Fig. 1 is the structural representation of the utility model;

Fig. 2 is the structural representation of the internal front view of the utility model;

FIG. 3 is a schematic structural diagram of the enlarged view at A of FIG. 2 .

In the figure: 1-first tank, 2-second tank, 3-feeding cylinder, 4-water inlet pipe, 5-soil inlet pipe, 6-connecting pipe, 7-first water outlet pipe, 8-first support , 9-Second water outlet pipe, 10-Plastic pad, 11-Material guide pipe, 12-Feed pump, 13-Third water outlet pipe, 14-Second bracket, 15-Mud pipe, 16-Feed pipe, 17-pressure gauge, 18-second valve, 19-exhaust pipe, 20-motor, 21-rotating rod, 22-pad, 23-electric telescopic rod, 24-heating plate, 25-temperature sensor, 26-resistance Wire, 27-stirring plate, 28-insert rod, 29-push plate, 30-push cylinder, 31-horizontal frame, 32-straight cylinder, 33-insertion cylinder, 34-rust-proof layer, 35-filter screen, 36-th a valve.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. example. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

Please refer to Figures 1-3, the present utility model provides a technical solution: an anaerobic digestion treatment device for contaminated soil, refer to Figures 1 and 2, including a first tank 1 and a second tank 2, the first tank The body 1 and the second tank 2 are both containers for treating contaminated soil. The bottom ends of the first tank 1 and the second tank 2 are respectively fixed and assembled with a first bracket 8 and a second bracket 14. The two brackets connect the two. Each tank body 2 is supported, the top of the first tank body 1 is fixedly assembled with one end of a connecting pipe 6, and the other end of the connecting pipe 6 is fixedly assembled with a feeding cylinder 3, and the interior of the feeding cylinder 3 is used for soil and water. Mixing, the connecting pipe 6 makes the mud flow into the interior of the first tank 1, the first valve 36 controls the state of the mud flow, the middle part of the connecting pipe 6 is provided with a first valve 36, and the top of the feeding cylinder 3 is fixedly connected with a motor 20. The motor 20 works to drive the rotating rod 21 to rotate, and the left and right sides of the feeding cylinder 3 are respectively fixed with a water inlet pipe 4 and a soil inlet pipe 5. In order to fully mix the soil, the injected water is more than the soil, so that thin mud is formed, The output end of the motor 20 is fixedly assembled with a rotating rod 21, and the outer wall of the rotating rod 21 is fixedly assembled with a number of stirring plates 27. The stirring plates 27 stir the soil and water with the rotation of the rotating rod 21. The left side wall is fixedly assembled with the first water outlet pipe 7, the right outer wall of the first tank body 1 is fixedly assembled with one end of the horizontal frame 31, and the center of the other end of the horizontal frame 31 is fixedly fitted with a straight cylinder 32. The electric telescopic rod 23 is fixedly assembled at the center, the electric telescopic rod 23 penetrates the right side wall of the first tank body 1 through the push cylinder 30, and the output end of the electric telescopic rod 23 extends into the first tank body 1 and is fixedly assembled with a The push plate 29, the inner center of the first tank 1 is provided with a filter screen 35, and the mud formed after stirring falls on the filter screen 35. Since there is a lot of water in the thin mud, the thin mud is buffered by the filter screen 35 and filtered. After the impact of the net 35 is blocked, since the density of the mud is higher than that of water and sinks downward, the water is left on the top of the filter net to achieve the separation of water and mud to the greatest extent. Refer to Figure 3, the left and right sides of the filter net 35 are fixedly connected. The insertion rod 28 is assembled, the inner wall of the first tank body 1 is fixedly connected to the insertion rod 28 and is equipped with an insertion cylinder 33, the insertion rod 28 is connected with the insertion cylinder 33, and the bottom of the front surface of the first tank body 1 is fixedly assembled. There is a second water outlet pipe 9, and one end of the material guide pipe 11 is fixedly connected to the center of the bottom end of the first tank body 1. The material guide pipe 11 guides the mud to the second tank body 2, and the other end of the material guide pipe 11 is connected to the The second tank body 2 is connected to each other, the middle part of the material guide pipe 11 is fixedly fitted with a pumping pump 12, the bottom end of the front surface of the second tank body 2 is fixedly fitted with a third water outlet pipe 13, and the top center of the second tank body 2 is fixedly fitted with a third water outlet pipe 13. One end of the exhaust pipe 19 is fixedly connected at the place, and the other end of the exhaust pipe 19 is fixedly connected with a second valve 18. The second valve 18 controls the outflow of gas, and the front surface of the exhaust pipe 19 is fixedly equipped with a pressure gauge. 17. The pressure gauge 17 measures the pressure generated by the gas storage. The left and right ends of the inner bottom of the second tank body 2 are fixedly fitted with a heating plate 24. The front surface of the heating plate 24 is fixedly fitted with a temperature sensor 25. Two heating plates A resistance wire 26, a heating plate 24 and a temperature sensor are fixedly connected between the 24 25 and the resistance wire 26 are located above the mud and water in the second tank 2, and the mud is heated to create a suitable temperature environment. The material pipe 16 and the mud pipe 15, the mud pipe 15 discharges the excess mud.

Specifically, the bottoms of the first bracket 8 and the second bracket 14 are fixedly assembled with a plastic pad 10 , and the plastic pad 10 protects the ground.

Specifically, the left and right sides of the motor 20 are provided with pads 22 , the pads 22 are connected to the feeding cylinder 3 , and the pads 22 reduce the vibration of the motor 20 .

Specifically, the outer wall of the push plate 29 is sprayed with an anti-rust layer 34 , and the anti-rust layer 34 prevents the push plate 29 from rusting.

Working principle: In this utility model, the polluted soil enters the feeding barrel 3 through the soil inlet pipe 5, and the water flows into the feeding barrel 3 through the water inlet pipe 4. The motor 20 works to drive the rotating rod 21 to rotate, and the rotating rod 21 drives the stirring plate. 27 rotates, the stirring plate 27 stirs the soil and water into mud, opens the first valve, and flows into the interior of the first tank 1 through the connecting pipe 6. After being filtered by the filter screen 35, the mud sinks and begins to precipitate, and the soil under the sink, the water stays on the upper layer, the electric telescopic rod 23 pushes the push plate 29 to push the water on the upper surface of the filter screen 35, the water flows out from the first water outlet pipe 7, and the pump 12 sends the mud from the first tank through the material guide pipe 11. The body 1 is transferred to the inside of the second tank body 2, and the liquid containing facultative bacteria and anaerobic bacteria is introduced into the interior of the second tank body 2 through the feed pipe 16, mixed with the mud, and the temperature sensor 25 senses that the temperature is low. After 30 degrees Celsius, the heating plate 24 works to heat the resistance wire, so that the mixed environment of the liquid and the mud is heated to ensure the smooth progress of the anaerobic digestion. Control the exhaust pipe and observe the pressure generated by the generated gas through the pressure gauge 17. The excess water in the two tanks passes through the second water outlet pipe 9 and the third water outlet pipe 13 respectively, and the excess mud is discharged from the mud outlet pipe 15.

In the description of the present invention, it should be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "the other end", "upper", "one side", " The orientation or positional relationship indicated by "top", "inside", "front", "center", "both ends", etc. is based on the orientation or positional relationship shown in the accompanying drawings, and is only for the convenience of describing the present invention and simplifying the description , rather than indicating or implying that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be construed as a limitation on the present invention.

In the present utility model, unless otherwise expressly specified and limited, terms such as "installation", "arrangement", "connection", "fixation", "swivel connection" should be understood in a broad sense, for example, it may be a fixed connection, It can also be detachable connection or integrated; it can be mechanical connection or electrical connection; it can be directly connected or indirectly connected through an intermediate medium, it can be the internal communication of two elements or the interaction of two elements Unless otherwise clearly defined, those of ordinary skill in the art can understand the specific meanings of the above terms in the present invention according to specific situations.

Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes and modifications can be made to these embodiments without departing from the principles and spirit of the present invention , alternatives and modifications, the scope of the present invention is defined by the appended claims and their equivalents.

Claims (4)

1. The utility model provides a pollute anaerobic digestion processing apparatus for soil, includes first jar body (1) and second jar body (2), its characterized in that: the bottom of the first tank body (1) and the second tank body (2) is fixedly connected with a first support (8) and a second support (14) respectively, the top fixedly connected with the first tank body (1) is provided with one end of a connecting pipe (6), the other end fixedly connected with the connecting pipe (6) is provided with a feeding cylinder (3), the middle part of the connecting pipe (6) is provided with a first valve (36), the upper surface fixedly connected with the feeding cylinder (3) is provided with a motor (20), the left side and the right side of the feeding cylinder (3) are fixedly connected with a water inlet pipe (4) and a soil inlet pipe (5) respectively, the output fixedly connected with the motor (20) is provided with a rotating rod (21), the outer wall fixedly connected with the rotating rod (21) is provided with a plurality of stirring plates (27), the left side wall fixedly connected with the first tank body (1) is provided with a first water outlet pipe (7), the right side wall fixedly connected with the first tank body (1) is provided with, the other end center department rigid coupling of horizontal frame (31) is equipped with straight section of thick bamboo (32), the center department rigid coupling of straight section of thick bamboo (32) is equipped with electric telescopic handle (23), electric telescopic handle (23) runs through first jar of body (1) through push cylinder (30), the output of electric telescopic handle (23) stretches into in the first jar of body (1) and the rigid coupling is equipped with push pedal (29), the inside center department of the first jar of body (1) is equipped with filter screen (35), the equal rigid coupling in the left and right sides of filter screen (35) is equipped with inserted bar (28), the inner wall of the first jar of body (1) is close to inserted bar (28) department rigid coupling and is changeed and is furnished with inserted cylinder (33), inserted bar (28) and inserted cylinder (33) grafting link to each other, the positive surface bottom rigid coupling of the first jar of body (1) is equipped with second outlet pipe (9), the bottom center department rigid coupling of the first jar of body (1) is equipped, the other end of the material guiding pipe (11) is connected with the second tank body (2), the outer wall of the material guiding pipe (11) is fixedly assembled with a material pumping pump (12), the bottom end of the front surface of the second tank body (2) is fixedly provided with a third water outlet pipe (13), the center of the top of the second tank body (2) is fixedly connected with one end which is provided with an exhaust pipe (19), the other end of the exhaust pipe (19) is fixedly assembled with a second valve (18), the front surface of the exhaust pipe (19) is fixedly assembled with a pressure gauge (17), the left end and the right end of the inner bottom of the second tank body (2) are fixedly provided with heating plates (24), the front surface of the heating plates (24) is fixedly assembled with a temperature sensor (25), a resistance wire (26) is fixedly assembled between the two heating plates (24), the center and the bottom of the right side wall of the second tank body (2) are fixedly connected with a feeding pipe (16) and a mud discharging pipe (15) respectively.

2. The anaerobic digestion treatment device for contaminated soil according to claim 1, wherein: the bottoms of the first bracket (8) and the second bracket (14) are fixedly connected and assembled with plastic pads (10).

3. The anaerobic digestion treatment device for contaminated soil according to claim 1, wherein: cushion blocks (22) are arranged on the left side and the right side of the motor (20), and the cushion blocks (22) are connected with the feeding barrel (3).

4. The anaerobic digestion treatment device for contaminated soil according to claim 1, wherein: and an anti-rust layer (34) is sprayed on the outer wall of the push plate (29).

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