CN214764276U - A tail gas recovery unit for production of high boiling environment-friendly aromatic solvent - Google Patents
A tail gas recovery unit for production of high boiling environment-friendly aromatic solvent Download PDFInfo
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- CN214764276U CN214764276U CN202120132036.0U CN202120132036U CN214764276U CN 214764276 U CN214764276 U CN 214764276U CN 202120132036 U CN202120132036 U CN 202120132036U CN 214764276 U CN214764276 U CN 214764276U
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Abstract
The utility model relates to an aromatic hydrocarbon solvent production technical field discloses a tail gas recovery unit for production of high boiling environment-friendly aromatic hydrocarbon solvent, comprises a workbench, the four corners of workstation below all is provided with the landing leg, be provided with between the landing leg and place the board, the one end of workstation top is provided with and purifies a section of thick bamboo, the other end of workstation top is provided with the box, the top of purifying a section of thick bamboo is provided with the gas vent, the top of box is provided with the residue box, one side of residue box is provided with the air inlet, the opposite side of residue box is provided with first air duct. The utility model discloses an inside baffle that sets up of box sets up the heat exchange tube between the baffle, and inlet tube and outlet pipe are connected with the both ends of heat exchange tube respectively, and tail gas passes through the air inlet and gets into, forms heat transfer channel between baffle and the heat exchange tube, and the waste heat of the tail gas of being convenient for passes through the heat of heat transfer conversion into water, and abundant utilization aromatic hydrocarbon tail gas heats water to improve the efficiency that tail gas was retrieved.
Description
Technical Field
The utility model relates to an aromatic hydrocarbon solvent production technical field specifically is a tail gas recovery unit for production of high boiling environment-friendly aromatic hydrocarbon solvent.
Background
Aromatic hydrocarbon solvent is a part containing aromatic alkane in hydrocarbon solvent, and is mainly used for paint, coating, printing ink and pesticide, and the aromatic hydrocarbon solvent can generate a large amount of waste gas in the production process, and is easy to influence and damage air when being discharged into the atmospheric environment, so that a tail gas recovery device is required.
When the tail gas produced by the existing aromatic hydrocarbon solvent is treated, the waste heat of the tail gas cannot be well recycled, so that resources are greatly wasted, and the effect of treating the waste gas in the tail gas is poor, so that the air pollution is easily caused. Therefore, the technical personnel in the field provide a tail gas recovery device for the production of high-boiling environment-friendly aromatic hydrocarbon solvent, so as to solve the problems in the background technology.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a tail gas recovery unit for production of high boiling environment-friendly aromatic solvent to solve the problem that proposes in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
a tail gas recovery device for production of high-boiling environment-friendly aromatic hydrocarbon solvent comprises a workbench, wherein four corners below the workbench are respectively provided with supporting legs, a placing plate is arranged between the supporting legs, one end above the workbench is provided with a purifying cylinder, the other end above the workbench is provided with a box body, an exhaust port is arranged above the purifying cylinder, a residue box is arranged above the box body, one side of the residue box is provided with an air inlet, the other side of the residue box is provided with a first air duct, the bottom end of the first air duct penetrates through the box body, partition plates are arranged above and below two sides in the box body, a heat exchange tube is arranged between each partition plate and the box body, the bottom end in the purifying cylinder is provided with a purifying water tank, an air deflector is arranged above the purifying water tank in the purifying cylinder and close to the purifying water tank, and a motor is arranged on each air deflector, the inside of purifying water tank is provided with the (mixing) shaft, the top and the motor of (mixing) shaft are connected, the inside top of being close to the motor of a purification section of thick bamboo is provided with the activated carbon layer, the top on activated carbon layer is provided with the purification layer.
As a further aspect of the present invention: one side of box is provided with the inlet tube, the inlet tube runs through the top connection of box and heat exchange tube, the bottom of heat exchange tube is provided with the outlet pipe, the outlet pipe runs through the workstation.
As a further aspect of the present invention: the placing plate is provided with a hot water tank, and the top end of the hot water tank is connected with a water outlet pipe.
As a further aspect of the present invention: the inside of residue box is provided with the filter screen, one side of residue box is provided with the slag guide pipe, the bottom of slag guide pipe is provided with the dust shaker.
As a further aspect of the present invention: and a second air duct is arranged on one side in the box body, the second air duct penetrates through the inside of the purifying cylinder in the purifying water tank, and an air guide pump is arranged on the second air duct.
As a further aspect of the present invention: one side of the purifying cylinder is provided with a drain pipe, and one end of the drain pipe penetrates through the purifying cylinder and is connected with the purifying water tank.
Compared with the prior art, the beneficial effects of the utility model are that:
1. through the inside at the box sets up the baffle, set up the heat exchange tube between the baffle, inlet tube and outlet pipe are connected with the both ends of heat exchange tube respectively, arene tail gas passes through the air inlet and gets into, form the heat transfer passageway between baffle and the heat exchange tube, the waste heat of the tail gas of being convenient for passes through the heat transfer and converts the heat of water into, abundant tail gas that has utilized the arene solvent heats water, thereby energy saving, the efficiency of tail gas recovery is improved, through setting up the residue box in the top of box, the inside of residue box sets up the filter screen, when the tail gas of being convenient for passes through the air inlet, filter the impurity that contains in the tail gas, avoid impurity jam to lead to being difficult to wash inside the box, the rear side of residue box sets up slag guide pipe and dust shaker simultaneously, be convenient for in time clear up the impurity in the residue box, avoid the residue to block up the filter screen, the tail gas of being convenient for filters smoothly.
2. Set up purifying water tank through the bottom inside the purifying barrel, the inside at purifying water tank is connected to the second air duct of box one side through the purifying barrel, be convenient for tail gas get into purifying water tank inside back through the second air duct, utilize the motor to drive the (mixing) shaft and rotate, make tail gas and hydroenergy abundant contact, carry out preliminary filtration to tail gas, gas after the preliminary filtration passes through the aviation baffle rebound, through the activated carbon layer that sets up, be convenient for adsorb the water-insoluble tiny impurity in tail gas inside, further improve exhaust emission's filtration efficiency, through setting up the purifying layer, be convenient for carry out purification once more to the tail gas after adsorbing, improve the purifying effect of tail gas, reach tail gas emission's standard, avoid aromatic tail gas's emission to cause harm to atmospheric environment.
Drawings
FIG. 1 is a schematic structural diagram of a tail gas recovery device for the production of a high-boiling environment-friendly aromatic hydrocarbon solvent;
FIG. 2 is a sectional view of a tail gas recovery device for the production of a high-boiling environment-friendly aromatic hydrocarbon solvent;
FIG. 3 is a side view of a tail gas recovery unit for the production of a high-boiling environment-friendly aromatic hydrocarbon solvent.
In the figure: 1. a work table; 2. a purification cartridge; 3. an exhaust port; 4. a blow-off pipe; 5. a box body; 6. a water inlet pipe; 7. a residue box; 8. a first air duct; 9. an air inlet; 10. a support leg; 11. placing the plate; 12. a hot water tank; 13. a water outlet pipe; 14. a filter screen; 15. a heat exchange pipe; 16. a partition plate; 17. a second air duct; 18. an air guide pump; 19. a purified water tank; 20. a stirring shaft; 21. a motor; 22. an air deflector; 23. an activated carbon layer; 24. a purification layer; 25. a slag guide pipe; 26. a dust remover.
Detailed Description
Referring to fig. 1-3, in the embodiment of the present invention, a tail gas recovery device for the production of a high boiling point environment-friendly aromatic hydrocarbon solvent comprises a workbench 1, four corners below the workbench 1 are all provided with support legs 10, a placing plate 11 is arranged between the support legs 10, one end above the workbench 1 is provided with a purifying cylinder 2, the other end above the workbench 1 is provided with a box body 5, an exhaust port 3 is arranged above the purifying cylinder 2, a residue box 7 is arranged above the box body 5, one side of the residue box 7 is provided with an air inlet 9, the other side of the residue box 7 is provided with a first air duct 8, the bottom end of the first air duct 8 penetrates through the box body 5, two sides of the interior of the box body 5 are both provided with a partition plate 16, a heat exchange tube 15 is arranged between the partition plate 16 and the box body 5, the bottom end of the interior of the purifying cylinder 2 is provided with a purified water tank 19, an air deflector 22 is arranged above the interior of the purifying cylinder 2 close to the purified water tank 19, be provided with motor 21 on the aviation baffle 22, purification tank 19's inside is provided with (mixing) shaft 20, and (mixing) shaft 20's top and motor 21 are connected, and the inside top that is close to motor 21 of a purification section of thick bamboo 2 is provided with activated carbon layer 23, and activated carbon layer 23's top is provided with purification layer 24, improves the purifying effect of tail gas, reaches exhaust emission's standard, avoids aromatic hydrocarbon tail gas's emission to cause harm to atmospheric environment.
In fig. 2: one side of box 5 is provided with inlet tube 6, and inlet tube 6 runs through box 5 and the top of heat exchange tube 15 is connected, and the bottom of heat exchange tube 15 is provided with outlet pipe 13, and outlet pipe 13 runs through workstation 1, and the waste heat of the tail gas of being convenient for is converted into the heat of water through the heat transfer, and abundant tail gas that has utilized aromatic hydrocarbon solvent heats water to the energy saving.
In fig. 1 and 2: the placing plate 11 is provided with a hot water tank 12, and the top end of the hot water tank 12 is connected with a water outlet pipe 13, so that hot water in the heat exchange pipe 15 can be guided to the hot water tank 12 for use.
In fig. 2 and 3: the inside of residue box 7 is provided with filter screen 14, and one side of residue box 7 is provided with slag guide pipe 25, and slag guide pipe 25's bottom is provided with dust shaker 26, is convenient for in time clear up the impurity in the residue box 7, avoids the residue to block up filter screen 14, and the tail gas of being convenient for filters smoothly.
In fig. 2: one side of the inside of box 5 is provided with second air duct 17, and second air duct 17 runs through purifying barrel 2 in the inside of purified water tank 19, is provided with air guide pump 18 on the second air duct 17, and the tail gas of being convenient for gets into purified water tank 19 inside back through second air duct 17, utilizes motor 21 to drive (mixing) shaft 20 and rotates for tail gas and hydroenergy enough abundant contact carry out preliminary filtration to tail gas.
In fig. 2: one side of a purification cylinder 2 is provided with a blow-off pipe 4, and one end of the blow-off pipe 4 penetrates through the purification cylinder 2 and is connected with a purification water tank 19, so that the wastewater in the purification water tank 19 can be discharged conveniently.
The utility model discloses a theory of operation is: when the device is used, the partition plates 16 are arranged in the box body 5, the heat exchange tubes 15 are arranged between the partition plates 16, the water inlet tube 6 and the water outlet tube 13 are respectively connected with two ends of the heat exchange tubes 15, aromatic tail gas enters through the air inlet 9, a heat exchange channel is formed between the partition plates 16 and the heat exchange tubes 15, waste heat of the tail gas is conveniently converted into heat of water through heat transfer, the tail gas of an aromatic solvent is fully utilized to heat water, so that energy is saved, the efficiency of tail gas recovery is improved, the residue box 7 is arranged above the box body 5, the filter screen 14 is arranged in the residue box 7, impurities contained in the tail gas are conveniently filtered when the tail gas passes through the air inlet 9, the impurities are prevented from being blocked in the box body 5 and are not easy to clean, meanwhile, the residue guide tube 25 and the dust remover 26 are arranged on the rear side of the residue box 7, and the impurities in the residue box 7 are conveniently cleaned in time, the filter screen 14 is prevented from being blocked by the residues, so that the tail gas can be conveniently and smoothly filtered, the bottom end inside the purifying cylinder 2 is provided with the purifying water tank 19, the second air duct 17 on one side of the box body 5 penetrates through the purifying cylinder 2 and is connected inside the purifying water tank 19, so that after the tail gas enters the purifying water tank 19 through the second air duct 17, the motor 21 is used for driving the stirring shaft 20 to rotate, so that the tail gas can be fully contacted with water, the tail gas is primarily filtered, the primarily filtered gas moves upwards through the air deflector 22, the activated carbon layer 23 is arranged, so that the water-insoluble fine impurities in the tail gas can be conveniently adsorbed, the filtering efficiency of tail gas emission is further improved, through setting up purification layer 24, be convenient for carry out purification once more to the tail gas after the absorption, improve the purifying effect of tail gas, reach exhaust emissions's standard, avoid aromatic hydrocarbon tail gas's emission to cause harm to atmospheric environment.
The above-mentioned, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. The tail gas recovery device for the production of the high-boiling-point environment-friendly aromatic hydrocarbon solvent comprises a workbench (1) and is characterized in that supporting legs (10) are arranged at four corners below the workbench (1), a placing plate (11) is arranged between the supporting legs (10), a purifying cylinder (2) is arranged at one end above the workbench (1), a box body (5) is arranged at the other end above the workbench (1), an exhaust port (3) is arranged above the purifying cylinder (2), a residue box (7) is arranged above the box body (5), an air inlet (9) is arranged at one side of the residue box (7), a first air guide pipe (8) is arranged at the other side of the residue box (7), the bottom end of the first air guide pipe (8) penetrates through the box body (5), and partition plates (16) are arranged above and below two sides in the box body (5), be provided with heat exchange tube (15) between baffle (16) and box (5), the bottom of the inside of purifying cylinder (2) is provided with purifying water tank (19), the inside top that is close to purifying water tank (19) of purifying cylinder (2) is provided with aviation baffle (22), be provided with motor (21) on aviation baffle (22), the inside of purifying water tank (19) is provided with (mixing) shaft (20), the top and motor (21) of (mixing) shaft (20) are connected, the inside top that is close to motor (21) of purifying cylinder (2) is provided with activated carbon layer (23), the top of activated carbon layer (23) is provided with purification layer (24).
2. The tail gas recovery device for the production of the high-boiling environment-friendly aromatic hydrocarbon solvent as claimed in claim 1, wherein a water inlet pipe (6) is arranged on one side of the box body (5), the water inlet pipe (6) penetrates through the box body (5) and is connected with the top end of the heat exchange pipe (15), a water outlet pipe (13) is arranged at the bottom end of the heat exchange pipe (15), and the water outlet pipe (13) penetrates through the workbench (1).
3. The tail gas recovery device for the production of the high-boiling environment-friendly aromatic hydrocarbon solvent as claimed in claim 1, wherein a hot water tank (12) is arranged on the placing plate (11), and the top end of the hot water tank (12) is connected with a water outlet pipe (13).
4. The tail gas recovery device for the production of the high-boiling environment-friendly aromatic hydrocarbon solvent according to claim 1, wherein a filter screen (14) is arranged inside the residue box (7), a residue guide pipe (25) is arranged on one side of the residue box (7), and a dust remover (26) is arranged at the bottom end of the residue guide pipe (25).
5. The tail gas recovery device for the production of the high-boiling-point environment-friendly aromatic hydrocarbon solvent according to claim 1, wherein a second gas guide pipe (17) is arranged on one side inside the box body (5), the second gas guide pipe (17) penetrates through the purification cylinder (2) and is arranged inside the purification water tank (19), and a gas guide pump (18) is arranged on the second gas guide pipe (17).
6. The tail gas recovery device for the production of the high-boiling-point environment-friendly aromatic hydrocarbon solvent as claimed in claim 1, wherein a drain pipe (4) is arranged on one side of the purification cylinder (2), and one end of the drain pipe (4) penetrates through the purification cylinder (2) and is connected with the purification water tank (19).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202120132036.0U CN214764276U (en) | 2021-01-19 | 2021-01-19 | A tail gas recovery unit for production of high boiling environment-friendly aromatic solvent |
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CN202120132036.0U CN214764276U (en) | 2021-01-19 | 2021-01-19 | A tail gas recovery unit for production of high boiling environment-friendly aromatic solvent |
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CN214764276U true CN214764276U (en) | 2021-11-19 |
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CN202120132036.0U Active CN214764276U (en) | 2021-01-19 | 2021-01-19 | A tail gas recovery unit for production of high boiling environment-friendly aromatic solvent |
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2021
- 2021-01-19 CN CN202120132036.0U patent/CN214764276U/en active Active
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