CN217109586U - Processing apparatus of indirect thermal desorption tail gas of soil - Google Patents
Processing apparatus of indirect thermal desorption tail gas of soil Download PDFInfo
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- CN217109586U CN217109586U CN202220041526.4U CN202220041526U CN217109586U CN 217109586 U CN217109586 U CN 217109586U CN 202220041526 U CN202220041526 U CN 202220041526U CN 217109586 U CN217109586 U CN 217109586U
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Abstract
The utility model relates to a processing apparatus of indirect thermal desorption tail gas of soil, comprising a base plate, the positive fixedly connected with waste gas intake pipe of bottom plate, the first heat exchange tube of right side fixedly connected with of waste gas intake pipe, the right side fixedly connected with combustion chamber intake pipe of first heat exchange tube, the right side fixedly connected with waste gas combustion chamber of combustion chamber intake pipe, waste gas combustion chamber's left side fixedly connected with combustion chamber outlet duct, the left side fixedly connected with second heat exchange tube of combustion chamber outlet duct, the other end fixedly connected with Z venturi tube of second heat exchange tube. This processing apparatus of indirect thermal desorption tail gas in soil can dismantle screwed joint through being provided with waste gas filter mechanism to pull down the filter bag and wash or change, still can carry out the dismouting to the filter tube, conveniently wash, inspect and change the inside filter screen of filter tube, make operating personnel clean the filtration facility more easily.
Description
Technical Field
The utility model relates to a pollute soil restoration technical field specifically is a processing apparatus of indirect thermal desorption tail gas of soil.
Background
The thermal desorption treatment technology for the polluted soil adopts a direct or indirect heat exchange mode, the polluted soil is heated to a high enough temperature and is kept for a period of time, then pollutants are volatilized and are separated from the polluted soil, desorption tail gas generated by thermal desorption treatment contains solid particles, gaseous pollutants, water and the like, the thermal desorption treatment technology has the characteristics of high temperature, high water content, high dust content, complex pollutant components and the like, and the thermal desorption treatment technology needs to be treated to reach relevant emission standards.
At present, the treatment technologies for the industrial application of the thermal desorption tail gas include a collection method and a destruction method, the destruction method is usually used for tail gas treatment of a direct heating and partial indirect heating thermal desorption system, the common treatment technologies are a thermal combustion method and a catalytic combustion method, the thermal combustion method converts organic waste gas into CO, CO2, NOx, SOx and the like through combustion, but the traditional treatment device for the soil indirect thermal desorption tail gas is troublesome in cleaning of filtering equipment, and therefore, the treatment device for the soil indirect thermal desorption tail gas is provided to solve the problems.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art, the utility model provides a processing apparatus of indirect thermal desorption tail gas of soil possesses advantages such as convenient clean filter equipment, has solved the problem of the inconvenient clean filter equipment of processing apparatus of indirect thermal desorption tail gas of traditional soil.
In order to achieve the above object, the utility model provides a following technical scheme: the device for treating the indirect thermal desorption tail gas of the soil comprises a bottom plate, wherein a waste gas inlet pipe is fixedly connected to the front side of the bottom plate, a first heat exchange pipe is fixedly connected to the right side of the waste gas inlet pipe, a combustion chamber inlet pipe is fixedly connected to the right side of the first heat exchange pipe, a waste gas combustion chamber is fixedly connected to the right side of the combustion chamber inlet pipe, a combustion chamber outlet pipe is fixedly connected to the left side of the waste gas combustion chamber, a second heat exchange pipe is fixedly connected to the left side of the combustion chamber outlet pipe, a Z-shaped pipe is fixedly connected to the other end of the second heat exchange pipe, a third heat exchange pipe is fixedly connected to the other end of the Z-shaped pipe, a waste gas outlet pipe is fixedly connected to the right side of the third heat exchange pipe, a waste gas filtering mechanism is fixedly connected to the right side of the waste gas outlet pipe, and an oil inlet assembly is arranged at the bottom of the waste gas combustion chamber;
the waste gas filtering mechanism comprises a filtering box fixedly connected with the outer side of the waste gas outlet pipe, the right side of the waste gas outlet pipe is fixedly connected with a threaded head, the right side of the threaded head is in threaded connection with a threaded joint, the outer side of the threaded joint is fixedly connected with a filtering bag, the back of the filtering box is movably provided with a box cover, the front of the filtering box is movably provided with a filtering pipe, and the inside of the filtering pipe is fixedly connected with a filtering net.
Further, the oil feed subassembly includes advances oil pipe with waste gas combustion chamber bottom fixed connection's combustion chamber, the other end fixedly connected with booster pump that the combustion chamber advances oil pipe, the bottom fixedly connected with pressure boost of booster pump advances oil pipe, the other end fixedly connected with fourth heat exchange tube that the pressure boost advances oil pipe, the other end fixedly connected with of fourth heat exchange tube goes out oil pipe, the left side fixedly connected with oil tank that goes out oil pipe.
Further, the first heat exchange tube and the second heat exchange tube are wound in a crossed mode, and the third heat exchange tube and the fourth heat exchange tube are wound in a crossed mode.
Further, exhaust gas outlet pipe one end runs through and extends to the inside of rose box, the thread head and screwed joint size looks adaptation.
Furthermore, the back of the filter box is provided with an opening, and the size of the box cover is matched with the size of the back of the filter box.
Furthermore, a small opening is formed in the front face of the filter box, and the size of the back face of the filter pipe is matched with the size of the small opening.
Further, the equal fixedly connected with sealing washer in the front of case lid and the back of filter tube, the side fixedly connected with quantity of filter box is the supporting leg of four.
Furthermore, the outer sides of the combustion chamber air inlet pipe and the combustion chamber air outlet pipe are fixedly connected with one-way valves.
Compared with the prior art, the technical scheme of the application has the following beneficial effects:
1. this processing apparatus of indirect thermal desorption tail gas in soil can dismantle screwed joint through being provided with waste gas filter mechanism to pull down the filter bag and wash or change, still can carry out the dismouting to the filter tube, conveniently wash, inspect and change the inside filter screen of filter tube, make operating personnel clean the filtration facility more easily.
2. This processing apparatus of indirect thermal desorption tail gas in soil through being provided with the oil feed subassembly, can preheat the inside fuel that gets into the waste material combustion chamber, improves the combustion efficiency of fuel, can cool off the waste gas after the burning simultaneously, practices thrift the cost and reduces the cost spending.
Drawings
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is a bottom view of the structure of the present invention.
In the figure: 1 bottom plate, 2 waste gas intake pipes, 3 first heat exchange tubes, 4 combustion chamber intake pipes, 5 waste gas combustion chambers, 6 combustion chamber outlet pipes, 7 second heat exchange tubes, 8 third heat exchange tubes, 9 waste gas outlet pipes, 10 waste gas filtering mechanisms, 110 filter boxes, 120 threaded heads, 130 threaded connectors, 140 filter bags, 150 box covers, 160 filter tubes, 170 filter screens, 11 oil inlet assemblies, 111 combustion chamber oil inlet pipes, 112 booster pumps, 113 booster oil inlet pipes, 114 fourth heat exchange tubes, 115 oil outlet pipes, 116 oil tanks, and 12Z-shaped pipes.
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.
Please refer to fig. 1-2, the device for treating the soil indirect thermal desorption tail gas in the embodiment comprises a base plate 1, a waste gas inlet pipe 2 is fixedly connected to the front side of the base plate 1, a first heat exchange pipe 3 is fixedly connected to the right side of the waste gas inlet pipe 2, a combustion chamber inlet pipe 4 is fixedly connected to the right side of the first heat exchange pipe 3, a waste gas combustion chamber 5 is fixedly connected to the right side of the combustion chamber inlet pipe 4, a combustion chamber outlet pipe 6 is fixedly connected to the left side of the waste gas combustion chamber 5, and a one-way valve is fixedly connected to the outer sides of the combustion chamber inlet pipe 4 and the combustion chamber outlet pipe 6. The left side fixedly connected with second heat exchange tube 7 of combustion chamber outlet duct 6, first heat exchange tube 3 and the cross winding of second heat exchange tube 7, the other end fixedly connected with Z venturi tube 12 of second heat exchange tube 7, the other end fixedly connected with third heat exchange tube 8 of Z venturi tube 12, the right side fixedly connected with waste gas outlet duct 9 of third heat exchange tube 8, the right side fixedly connected with waste gas filtering mechanism 10 of waste gas outlet duct 9, the bottom of waste gas combustion chamber 5 is provided with oil feed subassembly 11.
It should be noted that, the check valves are fixedly connected to the outer sides of the combustion chamber air inlet pipe and the combustion chamber air outlet pipe, so that the gas inside the waste gas combustion chamber 5 can be prevented from flowing back to the combustion chamber air inlet pipe 4 again.
The waste gas filtering mechanism 10 comprises a filtering box 110 fixedly connected with the outer side of a waste gas outlet pipe 9, the side surface of the filtering box 110 is fixedly connected with four supporting legs, the back surface of the filtering box 110 is provided with an opening, one end of the waste gas outlet pipe 9 penetrates through and extends into the filtering box 110, the right side of the waste gas outlet pipe 9 is fixedly connected with a threaded head 120, the right side of the threaded head 120 is in threaded connection with a threaded joint 130, the threaded head 120 is matched with the threaded joint 130 in size, the outer side of the threaded joint 130 is fixedly connected with a filtering bag 140, the back surface of the filtering box 110 is movably provided with a box cover 150, the size of the box cover 150 is matched with the size of the back surface of the filtering box 110, the front surface of the filtering box 110 is movably provided with a filtering pipe 160, the front surface of the box cover 150 is fixedly connected with a sealing ring with the back surface of the filtering pipe 160, the front surface of the filtering box 110 is provided with a small opening, and the size of the back surface of the filtering pipe 160 is matched with the small opening in size, a filter screen 170 is fixedly connected to the inside of the filter pipe 160.
The sealing rings are fixedly connected to both the front surface of the case cover 150 and the back surface of the filter pipe 160, so that the sealing performance of the filter case 110 can be improved, and the air can be prevented from flowing into the air without being filtered by the filter net 170.
In this embodiment, the oil inlet assembly 11 includes a combustion chamber oil inlet pipe 111 fixedly connected to the bottom of the exhaust gas combustion chamber 5, the other end of the combustion chamber oil inlet pipe 111 is fixedly connected to a booster pump 112, the bottom of the booster pump 112 is fixedly connected to a booster oil inlet pipe 113, the other end of the booster oil inlet pipe 113 is fixedly connected to a fourth heat exchange pipe 114, the third heat exchange pipe 8 is cross-wound with the fourth heat exchange pipe 114, the other end of the fourth heat exchange pipe 114 is fixedly connected to an oil outlet pipe 115, and the left side of the oil outlet pipe 115 is fixedly connected to an oil tank 116.
The electrical components appearing herein are all electrically connected with the controller and the power supply, the control mode of the utility model is controlled by the controller, the control circuit of the controller can be realized by simple programming of technicians in the field, the supply of the power also belongs to the common general knowledge in the field, and the utility model discloses mainly be used for protecting mechanical device, so the utility model discloses no longer explain control mode and circuit connection in detail.
The working principle of the above embodiment is as follows:
(1) the treatment device for the soil indirect thermal desorption tail gas, through the work of the booster pump 112, the fuel in the oil tank 116 enters the fourth heat exchange tube 114 through the oil outlet tube 115, then enters the booster pump 112 through the booster oil inlet tube 113 to be boosted, then enters the waste gas combustion chamber 5 from the combustion chamber oil inlet tube 111 to be subjected to auxiliary combustion, the soil indirect thermal desorption tail gas enters the first heat exchange tube 3 through the waste gas inlet tube 2, then enters the waste gas combustion chamber 5 through the combustion chamber air inlet tube 4 to be combusted, the combusted tail gas enters the second heat exchange tube 7 through the combustion chamber air outlet tube 6 to be pre-cooled, simultaneously the unburned tail gas in the first heat exchange tube 3 is preheated, then the tail gas enters the third heat exchange tube 8 through the Z-shaped tube 12 to be cooled, meanwhile, the fuel in the fourth heat exchange tube 114 is preheated, and then the combusted tail gas enters the filter bag 140 in the filter box 110 through the waste gas air outlet tube 9 to be filtered, dust in the exhaust gas is retained in the filter bag 140, and the gas is discharged to the air through the filter screen 170 inside the filter pipe 160.
(2) This processing apparatus of indirect thermal desorption tail gas of soil, when needing to clean filtering facilities, unscrew behind case lid 150 and unscrew screwed joint 130 again, just can take out the filter bag 140 with screwed joint 130 outside fixed connection to clean, inspect and change filter bag 140, can also unscrew filter tube 160, clean, inspect and change filter screen 170 inside filter tube 160.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in the process, method, article, or apparatus that comprises the element.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides a processing apparatus of indirect thermal desorption tail gas of soil, includes bottom plate (1), its characterized in that: the front of the bottom plate (1) is fixedly connected with a waste gas inlet pipe (2), the right side of the waste gas inlet pipe (2) is fixedly connected with a first heat exchange pipe (3), the right side of the first heat exchange pipe (3) is fixedly connected with a combustion chamber inlet pipe (4), the right side of the combustion chamber inlet pipe (4) is fixedly connected with a waste gas combustion chamber (5), the left side of the waste gas combustion chamber (5) is fixedly connected with a combustion chamber outlet pipe (6), the left side of the combustion chamber outlet pipe (6) is fixedly connected with a second heat exchange pipe (7), the other end of the second heat exchange pipe (7) is fixedly connected with a Z-shaped pipe (12), the other end of the Z-shaped pipe (12) is fixedly connected with a third heat exchange pipe (8), the right side of the third heat exchange pipe (8) is fixedly connected with a waste gas outlet pipe (9), and the right side of the waste gas outlet pipe (9) is fixedly connected with a waste gas filtering mechanism (10), an oil inlet assembly (11) is arranged at the bottom of the waste gas combustion chamber (5);
waste gas filtering mechanism (10) include with the outside fixed connection's of waste gas outlet duct (9) rose box (110), the right side fixedly connected with thread joint (120) of waste gas outlet duct (9), the right side threaded connection of thread joint (120) has threaded joint (130), the outside fixedly connected with filter bag (140) of threaded joint (130), the back movable mounting of rose box (110) has case lid (150), the front movable mounting of rose box (110) has filter tube (160), the inside fixedly connected with filter screen (170) of filter tube (160).
2. The device for treating the soil indirect thermal desorption tail gas according to claim 1, which is characterized in that: oil feed subassembly (11) include advance oil pipe (111) with waste gas combustion chamber (5) bottom fixed connection's combustion chamber, the other end fixedly connected with booster pump (112) of the combustion chamber advance oil pipe (111), the bottom fixedly connected with pressure boost of booster pump (112) advances oil pipe (113), the pressure boost advances the other end fixedly connected with fourth heat exchange tube (114) of oil pipe (113), the other end fixedly connected with of fourth heat exchange tube (114) goes out oil pipe (115), go out left side fixedly connected with oil tank (116) of oil pipe (115).
3. The device for treating the soil indirect thermal desorption tail gas according to claim 2, which is characterized in that: the first heat exchange tube (3) and the second heat exchange tube (7) are wound in a crossed mode, and the third heat exchange tube (8) and the fourth heat exchange tube (114) are wound in a crossed mode.
4. The device for treating the soil indirect thermal desorption tail gas according to claim 1, which is characterized in that: one end of the waste gas outlet pipe (9) penetrates through and extends into the filter box (110), and the threaded head (120) is matched with the threaded joint (130) in size.
5. The device for treating the soil indirect thermal desorption tail gas according to claim 1, which is characterized in that: the back of the filter box (110) is provided with an opening, and the size of the box cover (150) is matched with the size of the back of the filter box (110).
6. The device for treating the tail gas by indirect thermal desorption in soil according to claim 1, which is characterized in that: the front surface of the filter box (110) is provided with a small opening, and the size of the back surface of the filter pipe (160) is matched with the size of the small opening.
7. The device for treating the soil indirect thermal desorption tail gas according to claim 1, which is characterized in that: the front of case lid (150) and the equal fixedly connected with sealing washer in back of filter tube (160), the side fixedly connected with quantity of filter box (110) is the supporting leg of four.
8. The device for treating the soil indirect thermal desorption tail gas according to claim 1, which is characterized in that: the outer sides of the combustion chamber air inlet pipe (4) and the combustion chamber air outlet pipe (6) are fixedly connected with one-way valves.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220041526.4U CN217109586U (en) | 2022-01-10 | 2022-01-10 | Processing apparatus of indirect thermal desorption tail gas of soil |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220041526.4U CN217109586U (en) | 2022-01-10 | 2022-01-10 | Processing apparatus of indirect thermal desorption tail gas of soil |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217109586U true CN217109586U (en) | 2022-08-02 |
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ID=82592237
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220041526.4U Active CN217109586U (en) | 2022-01-10 | 2022-01-10 | Processing apparatus of indirect thermal desorption tail gas of soil |
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| Country | Link |
|---|---|
| CN (1) | CN217109586U (en) |
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- 2022-01-10 CN CN202220041526.4U patent/CN217109586U/en active Active
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