Ground organic pollutant mobile treatment vehicle

Abstract

The utility model discloses a ground organic pollutant mobile treatment vehicle and belongs to the technical field of environmental protection equipment. The treatment vehicle comprises a vehicle body, a power unit, a fuel storage unit, a combustion system and a tail gas treatment device. The vehicle body is a rectangular box with an open lower side, and ground wheels are arranged at the bottom; the combustion system is composed of fuel branch pipes, nozzles and an electric spark generator which are arranged in rows and columns and connected with the fuel storage unit through a fuel main pipe, and ground pollutants are fully combusted through high-temperature flames. An inverted-funnel-shaped gas collecting hood is arranged at the top, and combustion tail gas is guided into a tail gas treatment device through a gas collecting pipe and an induced draft fan. The tail gas treatment device comprises an alkali liquor reaction tank and a three-layer filter element, and acid gas, particulate matter and harmful organic matter can be efficiently removed. The power unit can adopt a motor or an internal combustion engine, and the fuel storage unit is matched with compressed fuel gas or liquid fuel. The device integrates combustion, gas collection and purification, and has the advantages of high treatment efficiency, good environmental protection property, flexibility in movement and the like.

Description

TECHNICAL FIELD

[0001] The utility model relates to a ground organic pollutant mobile treatment vehicle. BACKGROUND

[0002] After the ground is polluted by organic matter, especially toxic and harmful organic matter with lower melting point and higher boiling point, or organic matter with higher melting point which is transported or stored in the form of heat preservation, the ground is polluted due to leakage, and after simple cleaning, solvent cleaning or water vapor purging is required for treatment, the water vapor purging method is not only cumbersome but also ineffective, and the solvent cleaning method will pollute the soil and water resources, see Japanese patent JP2014065987. SUMMARY

[0003] The utility model solves the technical problem to provide a ground organic pollutant mobile treatment vehicle, which uses high-temperature flame to make the organic pollutants on the contaminated ground fully burn, and the tail gas after combustion can be collected and treated before being discharged.

[0004] To solve the above technical problems, the utility model provides a ground organic pollutant mobile treatment vehicle:

[0005] The utility model discloses a ground organic pollutant mobile treatment vehicle which comprises a vehicle body, the vehicle body is a rectangular box body arranged horizontally, the lower side of the rectangular box body is open, ground wheels are arranged at the lower side of the four corners of the box body, a power unit and a power supply controller are arranged on one side of the vehicle body in the length direction, the power unit is in transmission connection with the ground wheels on the corresponding side of the vehicle body in the length direction, and a fuel storage unit is arranged on the other side of the vehicle body in the length direction.

[0006] A plurality of fuel branch pipes arranged vertically are arranged at the position close to the lower side in the inner cavity of the vehicle body, the fuel branch pipes are arranged in a row-column mode in the inner cavity of the vehicle body, fuel nozzles are arranged at the lower side of each fuel branch pipe, fuel main pipes arranged horizontally are arranged at the upper side of each row or column of fuel branch pipes, the upper side of each fuel branch pipe is connected with the fuel main pipe at the corresponding position, all the fuel main pipes are connected with the fuel storage unit after converging and penetrating out of the vehicle body, one fuel circuit branch pipe arranged vertically is arranged at the side of each fuel branch pipe, electric spark generators are arranged at the lower side of each fuel circuit branch pipe, fuel circuit main pipes arranged horizontally are arranged at the upper side of each row or column of fuel circuit branch pipes, the upper side of each fuel circuit branch pipe is connected with the fuel circuit main pipe at the corresponding position, all the fuel circuit main pipes are connected after converging and extending to the position close to the power supply controller, wires are arranged in the fuel circuit branch pipes and the fuel circuit main pipes, and all the electric spark generators are electrically connected with the power supply controller through the wires in the fuel circuit branch pipes and the fuel circuit main pipes.

[0007] The top of the inner cavity of the vehicle body is provided with a plurality of upside-down funnel-shaped gas collecting covers with large lower openings and small upper openings arranged closely, all the gas collecting covers are projected vertically enough to cover all the fuel nozzles, all the upper sides of the gas collecting covers are connected with gas collecting pipes and led out of the vehicle body vertically upward, a total gas pipe is arranged horizontally above the vehicle body, the upper sides of all the gas collecting pipes converge to the total gas pipe, the total gas pipe is connected with the tail gas treatment device through an air draught fan, and the air draught fan is electrically connected with the power controller.

[0008] The use method and advantages of the utility model are as follows:

[0009] The utility model provides a ground organic pollutant mobile treatment vehicle, when using, through spark generator, fuel nozzle with fuel is ignited, high temperature flame is used to scorch organic pollutant remaining on the ground, and simultaneously, air draught fan is started, the gas generated after the combustion of organic pollutant is absorbed and is discharged after periodical treatment. It adopts high temperature flame to make the organic pollutant of the contaminated ground fully burn, the treatment process is simple and convenient, the effect is good, and after the collection and treatment of the tail gas after combustion, the tail gas can be discharged, which is very friendly to the environment and protects the health and safety of the operator.

[0010] In order to achieve the better use effect of the utility model, the preferred scheme is as follows:

[0011] As preferred, the power unit comprises an electric motor, and the electric motor is electrically connected with the power controller.

[0012] As preferred, the power unit comprises an internal combustion engine and a fuel assembly matched with the internal combustion engine.

[0013] As preferred, the fuel storage unit comprises a compressed gas tank.

[0014] As preferred, the fuel storage unit comprises a liquid fuel storage tank and a fuel pump, and the output port of the fuel pump is connected with the fuel main pipe.

[0015] As preferred, the tail gas treatment device comprises a reaction tank containing lye, the end of the air draught fan exhaust pipe penetrates into the reaction tank and is immersed in the lye, the upper side of the reaction tank is provided with a tail gas outlet, the tail gas outlet is provided with a vertically arranged tail gas pipe, the lower side of the tail gas pipe extends into the reaction tank and is in a non-contact state with the lye, and the tail gas pipe is provided with a tail gas filter element in the middle.

[0016] The lye can filter hydrogen sulfide, sulfur dioxide and other acidic substances generated during the combustion of organic pollutants, and part of the particulate matter residues and part of the organic matter will also remain in the lye (suspended in the lye), and the remaining toxic and harmful gases that cannot be absorbed by the lye can be filtered again through the filter element and discharged from the system.

[0017] As preferred, the end of the air exhaust pipe of the air draught fan is provided with a gas distribution head, which is generally a pot body with a narrowed opening, and a plurality of gas distribution holes are arranged on the pot body, and the narrowed opening of the pot body is connected with the end of the air exhaust pipe of the air draught fan.

[0018] The gas distribution head can increase the contact area between the gas and the liquid, and make the gas distribute more uniformly in the liquid, so that the reaction is faster and more complete.

[0019] As preferred, the middle part of the tail gas pipe is provided with a filter element installation box, which is vertically arranged in a spindle shape with a large diameter in the middle part and small diameters at the upper and lower ends, and a disc-shaped tail gas filter element is arranged at the middle part of the filter element installation box.

[0020] As preferred, the tail gas filter element comprises a first HEAP filter layer, an activated carbon filter layer and a second HEAP filter layer which are stacked from top to bottom.

[0021] The spindle-shaped filter element installation box can increase the windward area of the tail gas filter element, so as to increase the contact area between the tail gas and the tail gas filter element, thereby obtaining better filter element adsorption effect; the tail gas filter element adopts a three-layer structure of HEAP filter layer, activated carbon filter layer and HEAP filter layer, the main function of the HEAP filter layer is to filter the particles in the tail gas, especially the particulate matters below 0.3 μm, and the activated carbon has high adsorption capacity and can effectively remove the organic pollutants, peculiar smell and harmful gases in the tail gas, so that the activated carbon and the HEAP are combined to complement each other's deficiencies and provide more comprehensive tail gas purification effect. BRIEF DESCRIPTION OF DRAWINGS

[0022] Figure 1 is a structural schematic view of the embodiment one of the utility model.

[0023] Figure 2 is a structural schematic view of the embodiment two of the utility model. CONCRETE EMBODIMENT

[0024] Embodiment one:

[0025] Referring to Figure 1 , a ground organic pollutant mobile treatment vehicle:

[0026] comprises a vehicle body 1, the vehicle body 1 is generally horizontally arranged rectangular box body (in actual production, other box body shapes can also be used), the lower side of the rectangular box body is open, and the lower side of the four corner portions of the box body is provided with a ground wheel 12, one side of the vehicle body 1 in the length direction is provided with a power unit 3 and a power supply controller 4, the power unit 3 is drivingly connected with the ground wheel 12 on the side corresponding to the vehicle body 1 in the length direction, and the other side of the vehicle body 1 in the length direction is provided with a fuel storage unit 5.

[0027] A plurality of fuel branch pipes 51 are arranged vertically in the inner cavity of the vehicle body 1, and are arranged in rows and columns. The lower side of each fuel branch pipe 51 is provided with a fuel nozzle 52. The upper side of each row or column of fuel branch pipes 51 is provided with a horizontally arranged fuel main pipe 53. The upper side of each fuel branch pipe 51 is connected to the corresponding fuel main pipe 53. All the fuel main pipes 53 are connected to the fuel storage unit 5 after converging and penetrating through the vehicle body 1. Each fuel branch pipe 51 is provided with a vertically arranged circuit branch pipe 41 on the side thereof. The lower side of each circuit branch pipe 41 is provided with an electric spark generator 42. The upper side of each row or column of circuit branch pipes 41 is provided with a horizontally arranged circuit main pipe 43. The upper side of each circuit branch pipe 41 is connected to the corresponding circuit main pipe 43. All the circuit main pipes 43 are connected to the power controller 4 after converging and penetrating through the vehicle body 1. Electric wires are arranged in the circuit branch pipes 41 and the circuit main pipes 43. All the electric spark generators 42 are electrically connected to the power controller 4 through the electric wires in the circuit branch pipes 41 and the circuit main pipes 43.

[0028] A plurality of inverted funnel-shaped gas collecting hoods 6 with large lower openings and small upper openings are arranged on the top of the inner cavity of the vehicle body 1. The vertical projection of all the gas collecting hoods 6 is sufficient to cover all the fuel nozzles 52. The upper side of each gas collecting hood 6 is connected to a gas collecting pipe 61 and extends vertically upward out of the vehicle body 1. A horizontal main gas pipe 62 is arranged above the vehicle body 1. The upper side of each gas collecting pipe 61 converges to the main gas pipe 62. The main gas pipe 62 is connected to the tail gas treatment device through an air blower 63. The air blower 63 is electrically connected to the power controller 4.

[0029] The power unit 3 is an electric motor, which is electrically connected to the power controller 4.

[0030] The fuel storage unit 5 is a compressed gas tank, which can contain natural gas, liquefied petroleum gas, etc.

[0031] The tail gas treatment device includes a reaction tank 7 containing alkaline solution. The end of the exhaust pipe 631 of the air blower 63 penetrates into the reaction tank 7 and is immersed in the alkaline solution. The upper side of the reaction tank 7 is provided with a tail gas outlet 71. A vertically arranged tail gas pipe 72 is arranged at the tail gas outlet 71. The lower side of the tail gas pipe 72 extends into the reaction tank 7 and is in a non-contact state with the alkaline solution. A tail gas filter element 8 is arranged in the middle of the tail gas pipe 72.

[0032] The end of the exhaust pipe 631 of the air blower 63 is provided with a gas distribution head 632, which is generally a tank body with a closed end. A plurality of closely arranged gas distribution holes 633 are arranged on the tank body. The closed end of the tank body is connected to the end of the exhaust pipe 631 of the air blower 63.

[0033] The tail gas pipe 72 is provided with a filter core mounting box 9 in the middle part, the filter core mounting box 9 is vertically arranged in a spindle shape with a large diameter in the middle part and small diameters at the upper and lower ends, and the middle part of the filter core mounting box 9 is provided with a disc-shaped tail gas filter core 8 with a diameter matching the diameter of the middle part of the filter core mounting box 9.

[0034] The tail gas filter core 8 comprises a first HEAP filter layer 81, an activated carbon filter layer 82 and a second HEAP filter layer 83 which are sequentially stacked from top to bottom.

[0035] Embodiment two:

[0036] Referring to Figure 2 A ground organic pollutant moving treatment vehicle:

[0037] The vehicle body 1 is generally a horizontally arranged rectangular box body with an open lower side, and the lower sides of the four corner parts of the box body are provided with ground wheels 12. One side of the vehicle body 1 in the length direction is provided with a power unit 3 and a power supply controller 4, the power unit 3 is in driving connection with the ground wheels 12 on the side corresponding to the length direction of the vehicle body 1, and the other side of the vehicle body 1 in the length direction is provided with a fuel storage unit 5.

[0038] A plurality of vertically arranged fuel branch pipes 51 are arranged in the inner cavity of the vehicle body 1 close to the lower side, the fuel branch pipes 51 are arranged in a row-column form in the inner cavity of the vehicle body 1, the lower side of each fuel branch pipe 51 is provided with a fuel nozzle 52, the upper side of each row or column of fuel branch pipes 51 is provided with a horizontally arranged fuel main pipe 53, the upper side of each fuel branch pipe 51 is connected with the fuel main pipe 53 at the corresponding position, all the fuel main pipes 53 are gathered and then pass through the vehicle body 1 and are connected with the fuel storage unit 5, one vertically arranged circuit branch pipe 41 is arranged at the side of each fuel branch pipe 51, the lower side of each circuit branch pipe 41 is provided with an electric spark generator 42, the upper side of each row or column of circuit branch pipes 41 is provided with a horizontally arranged circuit main pipe 43, the upper side of each circuit branch pipe 41 is connected with the circuit main pipe 43 at the corresponding position, all the circuit main pipes 43 are gathered and then pass through the vehicle body 1 and extend to the position close to the power supply controller 4, and wires are arranged in the circuit branch pipes 41 and the circuit main pipes 43, and all the electric spark generators 42 are electrically connected with the power supply controller 4 through the wires in the circuit branch pipes 41 and the circuit main pipes 43.

[0039] A plurality of inverted funnel-shaped gas collecting covers 6 with large lower openings and small upper openings are arranged in the top of the inner cavity of the vehicle body 1 in a close arrangement, the vertical projection of all the gas collecting covers 6 is sufficient to cover all the fuel nozzles 52, the upper side of each gas collecting cover 6 is connected with a gas collecting pipe 61 and extends vertically upward out of the vehicle body 1, a horizontal total gas pipe 62 is arranged above the vehicle body 1, the upper side of each gas collecting pipe 61 converges to the total gas pipe 62, the total gas pipe 62 is connected with a tail gas treatment device through an air blower 63, and the air blower 63 is electrically connected with the power supply controller 4.

[0040] The power unit 3 is an internal combustion engine.

[0041] The fuel storage unit 5 comprises a liquid fuel tank 54 and a fuel pump 55, and the outlet of the fuel pump 55 is connected with the fuel main pipe 53.

[0042] The exhaust treatment device comprises a reaction tank 7, the reaction tank 7 is filled with lye, the end of the exhaust pipe 631 of the air draught fan 63 penetrates into the reaction tank 7 and is immersed in the lye, the upper side of the reaction tank 7 is provided with an exhaust outlet 71, the exhaust outlet 71 is provided with an exhaust pipe 72 arranged vertically, the lower side of the exhaust pipe 72 extends into the reaction tank 7 and is in a non-contact state with the lye, and the middle part of the exhaust pipe 72 is provided with an exhaust filter element 8.

[0043] The end of the exhaust pipe 631 of the air draught fan 63 is provided with a gas distribution head 632, the gas distribution head 632 is generally a tank body with a narrow end, a plurality of gas distribution holes 633 are arranged closely on the tank body, and the narrow end of the tank body is connected with the end of the exhaust pipe 631 of the air draught fan 63.

[0044] The middle part of the exhaust pipe 72 is provided with a filter element mounting box 9, the filter element mounting box 9 is vertically arranged in a spindle shape with a large diameter in the middle part and small diameters at the upper end and the lower end, and the middle part of the filter element mounting box 9 is provided with a disc-shaped exhaust filter element 8 matched with the diameter of the middle part of the filter element mounting box 9.

[0045] The exhaust filter element 8 comprises a first HEAP filter layer 81, an activated carbon filter layer 82 and a second HEAP filter layer 83 which are stacked in sequence from top to bottom.

[0046] The use method and advantages of the utility model are as follows:

[0047] The utility model discloses a ground organic pollutant mobile treatment vehicle, when using, through spark generator 42, the fuel nozzle 52 of passing fuel is ignited, and the organic pollutant remaining on the ground is roasted with high-temperature flame, and simultaneously, the air draught fan 63 is started, and the gas produced after the combustion of the organic pollutant is absorbed and discharged after periodical treatment. The high-temperature flame is used to make the organic pollutant of the polluted ground burn fully, the treatment process is simple and convenient, the effect is good, and the tail gas after combustion can be collected and treated and discharged, which is very friendly to the environment and protects the health and safety of the operator.

[0048] The lye can filter out hydrogen sulfide, sulfur dioxide and other acidic substances generated during the combustion of organic pollutants, and part of the particulate matter residue and part of the organic matter will also remain in the lye (suspended in the lye), and the remaining toxic and harmful gases that cannot be absorbed by the lye can be filtered again through the filter core 8 and discharged from the system.

[0049] The gas distribution head 632 can increase the contact area of the gas and the liquid, and make the gas more evenly distributed in the liquid, so that the reaction is faster and the absorption is more complete.

[0050] The spindle-shaped filter core mounting box 9 can increase the windward area of the tail gas filter core 8, thereby increasing the contact area of the tail gas and the tail gas filter core 8, thereby obtaining better adsorption effect of the filter core 8; the tail gas filter core 8 adopts a three-layer structure of HEPA filter layer, activated carbon filter layer 82, and HEPA filter layer, the main function of the HEPA filter layer is to filter the particles in the tail gas, especially the particles below 0.3 μm, while the activated carbon has high adsorption capacity and can effectively remove organic pollutants, odors and harmful gases in the tail gas, therefore, the combination of activated carbon and HEPA can complement each other's shortcomings and provide more comprehensive tail gas purification effect.

Claims

1. A mobile ground-based organic pollutant treatment vehicle, characterized in that: Includes a vehicle body, which is generally a horizontally arranged rectangular box with an open bottom. Ground wheels are provided on the lower sides of the four corners of the box. A power unit and a power controller are provided on one side of the vehicle body along its length. The power unit is connected to the ground wheel on the corresponding side of the vehicle body along its length. A fuel storage unit is provided on the other side of the vehicle body along its length. Several vertically arranged fuel branch pipes are located near the lower side of the vehicle's internal cavity. The fuel branch pipes are arranged in rows and columns within the vehicle's internal cavity. Each fuel branch pipe has a fuel nozzle on its lower side. Each row or column of fuel branch pipes has a horizontally arranged main fuel pipe on its upper side. The upper side of each fuel branch pipe is connected to the corresponding main fuel pipe. All main fuel pipes converge and exit the vehicle body, connecting to the fuel storage unit. Each fuel branch pipe has a vertically arranged circuit branch pipe on its side. Each circuit branch pipe has an electric spark generator on its lower side. Each row or column of circuit branch pipes has a horizontally arranged main circuit pipe on its upper side. The upper side of each circuit branch pipe is connected to the corresponding main circuit pipe. All main circuit pipes converge and exit the vehicle body, extending to a point near the power controller. Wires are run through both the circuit branch pipes and the main circuit pipes. All electric spark generators are electrically connected to the power controller through the wires in the circuit branch pipes and the main circuit pipes. The top of the vehicle's internal cavity is equipped with several closely arranged inverted funnel-shaped gas collection hoods with large lower openings and small upper openings. The vertical projection of all gas collection hoods is sufficient to cover all fuel nozzles. All gas collection hoods are connected to gas collection pipes on their upper sides and extend vertically upwards out of the vehicle body. A horizontally arranged main gas pipe is located above the vehicle body. The upper sides of all gas collection pipes converge into the main gas pipe. The main gas pipe is connected to the exhaust gas treatment device after passing through an induced draft fan. The induced draft fan is electrically connected to the power controller.

2. The mobile ground-based organic pollutant treatment vehicle according to claim 1, characterized in that: The power unit includes an electric motor, which is electrically connected to a power controller.

3. The mobile ground-based organic pollutant treatment vehicle according to claim 1, characterized in that: The power unit includes an internal combustion engine and a fuel assembly that is matched with the internal combustion engine.

4. The mobile ground-based organic pollutant treatment vehicle according to claim 1, characterized in that: The fuel storage unit includes a compressed gas cylinder.

5. A mobile ground-based organic pollutant treatment vehicle according to claim 1, characterized in that: The fuel storage unit includes a liquid fuel tank and a fuel pump, the fuel pump outlet of which is connected to the fuel main pipe.

6. A mobile ground-based organic pollutant treatment vehicle according to claim 1, characterized in that: The exhaust gas treatment device includes a reaction tank containing an alkaline solution. The end of the exhaust pipe of the induced draft fan is inserted into the reaction tank and submerged in the alkaline solution. An exhaust gas outlet is provided on the upper side of the reaction tank. A vertically arranged exhaust gas pipe is provided at the exhaust gas outlet. The lower side of the exhaust gas pipe extends into the reaction tank and is in a non-contact state with the alkaline solution. An exhaust gas filter element is provided in the middle of the exhaust gas pipe.

7. A mobile ground-based organic pollutant treatment vehicle according to claim 6, characterized in that: The exhaust pipe of the induced draft fan is provided with an air distribution head at its end. The air distribution head is generally in the shape of a can with a constricted opening. The can has several closely arranged air distribution holes, and the constricted opening of the can is connected to the end of the exhaust pipe of the induced draft fan.

8. A mobile ground-based organic pollutant treatment vehicle according to claim 6, characterized in that: The exhaust pipe is connected in series with a filter element mounting box. The filter element mounting box is a vertically arranged spindle shape with a large diameter in the middle and small diameters at the top and bottom. A disc-shaped exhaust filter element that matches the diameter of the filter element mounting box is provided at the larger diameter part in the middle.

9. A mobile ground-based organic pollutant treatment vehicle according to claim 6, characterized in that: The exhaust filter element includes a first HEAP filter layer, an activated carbon filter layer, and a second HEAP filter layer stacked from top to bottom.

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