CN213528094U - Absorption device for 2-chloroethanol production tail gas - Google Patents
Absorption device for 2-chloroethanol production tail gas Download PDFInfo
- Publication number
- CN213528094U CN213528094U CN202021919275.2U CN202021919275U CN213528094U CN 213528094 U CN213528094 U CN 213528094U CN 202021919275 U CN202021919275 U CN 202021919275U CN 213528094 U CN213528094 U CN 213528094U
- Authority
- CN
- China
- Prior art keywords
- fixedly connected
- tail gas
- chloroethanol
- absorption
- pipe
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000010521 absorption reaction Methods 0.000 title claims abstract description 51
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 24
- SZIFAVKTNFCBPC-UHFFFAOYSA-N 2-chloroethanol Chemical compound OCCCl SZIFAVKTNFCBPC-UHFFFAOYSA-N 0.000 title claims abstract description 21
- 238000009434 installation Methods 0.000 claims abstract description 14
- 238000005406 washing Methods 0.000 claims description 17
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 14
- 238000001179 sorption measurement Methods 0.000 claims description 7
- 238000006243 chemical reaction Methods 0.000 abstract description 13
- 239000003513 alkali Substances 0.000 abstract description 11
- 230000000694 effects Effects 0.000 abstract description 5
- 239000007789 gas Substances 0.000 description 32
- KZBUYRJDOAKODT-UHFFFAOYSA-N Chlorine Chemical compound ClCl KZBUYRJDOAKODT-UHFFFAOYSA-N 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000004880 explosion Methods 0.000 description 2
- 239000003960 organic solvent Substances 0.000 description 2
- 230000035515 penetration Effects 0.000 description 2
- SCYULBFZEHDVBN-UHFFFAOYSA-N 1,1-Dichloroethane Chemical compound CC(Cl)Cl SCYULBFZEHDVBN-UHFFFAOYSA-N 0.000 description 1
- IDJOCJAIQSKSOP-UHFFFAOYSA-N 2,2-dichloroethanol Chemical compound OCC(Cl)Cl IDJOCJAIQSKSOP-UHFFFAOYSA-N 0.000 description 1
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 1
- IAYPIBMASNFSPL-UHFFFAOYSA-N Ethylene oxide Chemical compound C1CO1 IAYPIBMASNFSPL-UHFFFAOYSA-N 0.000 description 1
- YGYAWVDWMABLBF-UHFFFAOYSA-N Phosgene Chemical compound ClC(Cl)=O YGYAWVDWMABLBF-UHFFFAOYSA-N 0.000 description 1
- 229910052801 chlorine Inorganic materials 0.000 description 1
- 239000000460 chlorine Substances 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 239000000975 dye Substances 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 231100000086 high toxicity Toxicity 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000007800 oxidant agent Substances 0.000 description 1
- 239000000575 pesticide Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- 229920003051 synthetic elastomer Polymers 0.000 description 1
- 239000005061 synthetic rubber Substances 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
- 239000002341 toxic gas Substances 0.000 description 1
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- Gas Separation By Absorption (AREA)
Abstract
The utility model provides an absorbing device for 2-chloroethanol production tail gas. The bottom of absorption box inner wall rotates and is connected with two lead screws, two the equal fixedly connected with connecting rod in top of lead screw, two the equal fixedly connected with first turbine of surface of connecting rod, two backup pads of top fixedly connected with of absorption box inner wall. The utility model provides an absorbing device of 2-chlorohydrin production tail gas passes through the motor and drives the second worm, the second worm drives the second turbine, the second turbine drives the action wheel through the installation pole, the action wheel drives from the driving wheel rotation, thereby it rotates to drive the dwang, the dwang drives two first worms and rotates, thereby two first turbines rotate, and then two lead screws rotate and drive the perforated plate and descend, the perforated plate descends to prick a large amount of bubbles that produce gas one by one, bubble breakage makes gaseous and alkali lye fully contact reaction, with this improvement reaction rate, absorption efficiency and effect are improved.
Description
Technical Field
The utility model relates to an absorption field especially relates to an absorbing device of 2-chloroethanol production tail gas.
Background
2-chloroethanol is an important organic solvent and an organic synthesis raw material. The product is used for manufacturing ethylene oxide, synthetic rubber, dye, medicine, pesticide and the like, and is also used as an organic solvent, and the vapor of 2-chloroethanol and air can form an explosive mixture and cause combustion and explosion when encountering open fire and high heat energy. Reaction with the oxidizing agent may occur. High-temperature high-toxicity phosgene can be decomposed. The reaction in water or water vapor is exothermic and produces toxic corrosive gases. The vapor is heavier than air and can be diffused to a far place at a lower position, and the vapor can be ignited and reburned when meeting a fire source. If high heat is encountered, the internal pressure of the container is increased, and the danger of cracking and explosion is caused.
In the toxic gas generated in the production of 2-chloroethanol, dichloroethane and chlorine gas are the highest in content, and the conventional method for absorbing dichloroethanol tail gas is that the tail gas is condensed by a condenser and then is discharged to form noncondensable gas, mainly chlorine gas, and then is washed by water, so that part of chlorine gas and hydrochloric acid are absorbed and then enter alkali liquor for absorption, and when the alkali liquor is absorbed, a large amount of bubbles are generated in the alkali liquor of the tail gas, the contact reaction of the chlorine gas in the tail gas and the alkali liquor is influenced, and the absorption efficiency and the absorption effect are influenced.
Therefore, it is necessary to provide an absorption device for tail gas in 2-chloroethanol production to solve the above technical problems.
SUMMERY OF THE UTILITY MODEL
The utility model provides an absorbing device of 2-chloroethanol production tail gas has solved because tail gas can produce a large amount of bubbles in entering alkali lye, can influence the chlorine and the alkali lye contact reaction in the tail gas, influences the problem of absorption efficiency and effect.
In order to solve the technical problem, the utility model provides an absorbing device of 2-chloroethanol production tail gas, include: a condenser, a water washing tank and an absorption tank;
the bottom of the inner wall of the absorption box is rotatably connected with two lead screws, the tops of the two lead screws are fixedly connected with connecting rods, the outer surfaces of the two connecting rods are fixedly connected with first turbines, the top of the inner wall of the absorption box is fixedly connected with two supporting plates, a rotating rod is rotatably connected between one opposite sides of the two supporting plates, two ends of the rotating rod respectively penetrate through the two supporting plates and extend to one side where the two supporting plates are separated, two ends of the rotating rod extending to one side where the two supporting plates are separated are fixedly connected with first worms, a driven wheel is fixedly connected between the outer surface of the rotating rod and the two supporting plates, the top of the absorption box is fixedly connected with a motor, one end of an output shaft of the motor is fixedly connected with a second worm, and the top of the absorption box is rotatably connected, one end of the mounting rod penetrates through the absorption box and extends into the absorption box, one end of the mounting rod extending into the absorption box is fixedly connected with a driving wheel, and the other end of the mounting rod is fixedly connected with a second turbine;
the two screw rods are respectively rotatably connected to two sides of the bottom of the inner wall of the absorption box, the top ends of the two connecting rods are rotatably connected with the top of the inner wall of the absorption box, the two first worms are respectively meshed with the two first turbines, the second worm is meshed with the second turbine, the installation rod is rotatably connected with the penetration joint of the absorption box, the driving wheel is meshed with the driven wheel, and the spiral directions of the two first worms are the same.
Preferably, two threaded connection has the perforated plate between the surface of lead screw, the bottom fixedly connected with a plurality of puncture needle of perforated plate, the inside of perforated plate is provided with a plurality of exhaust hole, and the puncture needle can effectually pierce the bubble that produces in getting into the inside solution of absorption box with tail gas, makes gas can be more abundant contact reaction with solution, and the puncture needle sets up respectively between every two liang of exhaust holes.
Preferably, the first air exhauster of top fixedly connected with of absorption box, the air outlet intercommunication of first air exhauster has the tuber pipe, the air intake intercommunication of first air exhauster has the connecting pipe, and the one end of connecting pipe is linked together with the top of washing case, and first air exhauster is in the left place ahead of motor, and the one end of tuber pipe runs through absorption box and perforated plate in proper order and extends to the bottom of perforated plate, and tuber pipe and perforated plate through connection department are swing joint.
Preferably, the top of absorption box just is located the right side intercommunication of first air exhauster has the blast pipe, the front intercommunication of blast pipe has the outlet duct, and the one end and the connecting pipe of blast pipe are linked together, and the top of blast pipe and connecting pipe intercommunication position is provided with the valve, and the inside of outlet duct is provided with the valve.
Preferably, the top of the condenser is fixedly connected with a water washing tank, and the top of the water washing tank is fixedly connected with a second exhaust fan.
Preferably, the air inlet of the second exhaust fan is communicated with an air suction pipe, and one end of the air suction pipe is communicated with the left side of the condenser.
Preferably, one end of the air outlet of the second exhaust fan is communicated with an air inlet pipe, and one end of the air inlet pipe is communicated with the top of the water washing tank.
Compared with the prior art, the utility model provides an absorbing device of 2-chloroethanol production tail gas has following beneficial effect:
the utility model provides an absorbing device of 2-chlorohydrin production tail gas, drive the second worm through the motor, the second worm drives the second turbine, the second turbine drives the action wheel through the installation pole, the action wheel drives from the driving wheel rotation, thereby it rotates to drive the dwang, the dwang drives two first worms and rotates, thereby two first turbines rotate, and then two lead screws rotate and drive the perforated plate and descend, the perforated plate descends to puncture a large amount of bubbles that produce gas one by one, bubble fracture makes gaseous and alkali lye fully contact reaction, with this improvement reaction rate, absorption efficiency and effect are improved.
Drawings
FIG. 1 is a schematic structural diagram of a preferred embodiment of the apparatus for absorbing tail gas from 2-chloroethanol production provided by the present invention;
FIG. 2 is a schematic diagram of the right-hand internal structure of FIG. 1;
FIG. 3 is a schematic view of the connection between the motor and the second turbine of FIG. 1;
fig. 4 is a schematic top view of the perforated plate of fig. 1.
Reference numbers in the figures: 1. the device comprises a condenser, 2, a water washing tank, 3, an absorption tank, 4, a screw rod, 5, a connecting rod, 6, a first turbine, 7, a supporting plate, 8, a rotating rod, 9, a first worm, 10, a driven wheel, 11, a motor, 12, a second worm, 13, an installation rod, 14, a driving wheel, 15, a second turbine, 16, a porous plate, 17, a puncture needle, 18, an exhaust hole, 19, a first exhaust fan, 20, an air pipe, 21, a connecting pipe, 22, an exhaust pipe, 23, an air outlet pipe, 24, a second exhaust fan, 25, an air suction pipe, 26 and an air inlet pipe.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and embodiments.
Please refer to fig. 1, fig. 2, fig. 3 and fig. 4, wherein fig. 1 is a schematic structural diagram of a preferred embodiment of an absorption apparatus for 2-chloroethanol production tail gas according to the present invention; FIG. 2 is a schematic diagram of the right-hand internal structure of FIG. 1; FIG. 3 is a schematic view of the connection between the motor and the second turbine of FIG. 1; fig. 4 is a schematic top view of the perforated plate of fig. 1. The absorption device for the tail gas in the production of 2-chloroethanol comprises: a condenser 1, a water washing tank 2 and an absorption tank 3;
the bottom of the inner wall of the absorption box 3 is rotatably connected with two lead screws 4, the tops of the two lead screws 4 are fixedly connected with connecting rods 5, the outer surfaces of the two connecting rods 5 are fixedly connected with first turbines 6, the top of the inner wall of the absorption box 3 is fixedly connected with two supporting plates 7, a rotating rod 8 is rotatably connected between one opposite sides of the two supporting plates 7, two ends of the rotating rod 8 penetrate through the two supporting plates 7 respectively and extend to one separated side of the two supporting plates 7, two ends of the rotating rod 8 extending to one separated side of the two supporting plates 7 are fixedly connected with first worms 9, a driven wheel 10 is fixedly connected between the two supporting plates 7 and the outer surface of the rotating rod 8, a motor 11 is fixedly connected with the top of the absorption box 3, and one end of an output shaft of the motor 11 is fixedly connected with a second worm 12, the top of the absorption box is rotatably connected with an installation rod 13, one end of the installation rod 13 penetrates through the absorption box 3 and extends into the absorption box 3, one end of the installation rod 13 extending into the absorption box 3 is fixedly connected with a driving wheel 14, and the other end of the installation rod 13 is fixedly connected with a second turbine 15;
the two screw rods 4 are respectively rotatably connected to two sides of the bottom of the inner wall of the absorption box 3, the top ends of the two connecting rods 5 are respectively rotatably connected with the top of the inner wall of the absorption box 3, the two first worms 9 are respectively meshed with the two first turbines 6, the second worm 12 is meshed with the second turbine 15, the installation rod 13 is rotatably connected with the penetration joint of the absorption box 3, the driving wheel 14 is meshed with the driven wheel 10, and the spiral directions of the two first worms are the same.
Two threaded connection has perforated plate 16 between the surface of lead screw 4, the bottom fixedly connected with of perforated plate 16 punctures needle 17 a plurality of, the inside of perforated plate 16 is provided with a plurality of exhaust hole 18, punctures needle 17 and can effectually punctures the bubble that produces in getting into the inside solution of absorption box 3 with tail gas, makes gas can more fully contact reaction with solution, punctures needle 17 and sets up respectively between every two liang of exhaust holes 18.
The first air exhauster 19 of top fixedly connected with of adsorption box 3, the air outlet intercommunication of first air exhauster 19 has tuber pipe 20, the air intake intercommunication of first air exhauster 19 has connecting pipe 21, and the one end of connecting pipe 21 is linked together with the top of washing case 2, and first air exhauster 19 is in the left place ahead of motor 11, and the one end of tuber pipe 20 runs through adsorption box 3 and perforated plate 16 in proper order and extends to the bottom of perforated plate 16, and tuber pipe 20 is swing joint with perforated plate 16 through-connection department.
The top of absorption box 3 just is located the right side intercommunication of first air exhauster 19 has blast pipe 22, the front intercommunication of blast pipe 22 has outlet duct 23, and one end and the connecting pipe 21 of blast pipe 22 are linked together, and the top of blast pipe 22 and the connecting pipe 21 intercommunication position is provided with the valve, and the inside of outlet duct 23 is provided with the valve.
The top of the condenser 1 is fixedly connected with a water washing tank 2, and the top of the water washing tank 2 is fixedly connected with a second exhaust fan 24.
An air inlet of the second exhaust fan 24 is communicated with an air suction pipe 25, and one end of the air suction pipe 25 is communicated with the left side of the condenser 1.
One end of the air outlet of the second exhaust fan 24 is communicated with an air inlet pipe 26, and one end of the air inlet pipe 26 is communicated with the top of the washing tank 2.
The utility model provides an absorbing device of 2-chlorohydrin production tail gas's theory of operation as follows:
tail gas enters the condenser 1 for condensation, non-condensed gas in the condenser 1 is pumped into the washing tank 2 for washing through the second exhaust fan 24, the gas after washing is pumped into alkali liquor in the absorption tank 3 through the connecting pipe 21 by the first exhaust fan 19, the second worm 12 is driven through the motor 11, the second worm 12 drives the second turbine 15, the second turbine 15 drives the driving wheel 14 through the mounting rod 13, the driving wheel 14 drives the driven wheel 10 to rotate, so that the rotating rod 8 is driven to rotate, the rotating rod 8 drives the two first worms 9 to rotate, so that the two first turbines 6 rotate, and then the two screw rods 4 rotate to drive the porous plate 16 to descend, the porous plate 16 descends to puncture a large amount of bubbles generated by the gas one by one, and the bubbles are broken to enable the gas to be in full contact reaction with the alkali.
Compared with the prior art, the utility model provides an absorbing device of 2-chloroethanol production tail gas has following beneficial effect:
drive second worm 12 through motor 11, second worm 12 drives second worm 15, second worm 15 drives action wheel 14 through installation pole 13, action wheel 14 drives from driving wheel 10 and rotates, thereby drive dwang 8 and rotate, dwang 8 drives two first worms 9 and rotates, thereby two first turbines 6 rotate, and then two lead screws 4 rotate and drive perforated plate 16 and descend, perforated plate 16 descends and punctures a large amount of bubbles that gas produced one by one, bubble fracture makes gas and alkali lye fully contact reaction, with this improvement reaction rate, improve absorption efficiency and effect.
The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention are used in the specification and the attached drawings, or directly or indirectly applied to other related technical fields, and the same principle is included in the protection scope of the present invention.
Claims (7)
1. The utility model provides an absorbing device of 2-chlorohydrin production tail gas which characterized in that includes: a condenser (1), a water washing tank (2) and an absorption tank (3);
the bottom of the inner wall of the absorption box (3) is rotatably connected with two lead screws (4), the tops of the two lead screws (4) are fixedly connected with connecting rods (5), the outer surfaces of the two connecting rods (5) are fixedly connected with first turbines (6), the top of the inner wall of the absorption box (3) is fixedly connected with two supporting plates (7), two rotating rods (8) are rotatably connected between one sides of the two supporting plates (7), the two ends of each rotating rod (8) penetrate through the two supporting plates (7) respectively and extend to one side of the two supporting plates (7) which are separated from each other, the two ends of each rotating rod (8) extend to one side of the two supporting plates (7) which are separated from each other are fixedly connected with first worms (9), the outer surface of each rotating rod (8) is positioned between the two supporting plates (7) and are fixedly connected with driven wheels (10, the top fixedly connected with motor (11) of adsorption box (3), one end fixedly connected with second worm (12) of motor (11) output shaft, the top of adsorption box is rotated and is connected with installation pole (13), the one end of installation pole (13) is run through adsorption box (3) and is extended to the inside of adsorption box (3), installation pole (13) extend to the inside one end fixedly connected with action wheel (14) of adsorption box (3), the other end fixedly connected with second turbine (15) of installation pole (13).
2. The device for absorbing the tail gas generated in the production of 2-chloroethanol as recited in claim 1, wherein a porous plate (16) is connected between the outer surfaces of the two screw rods (4) in a threaded manner, a plurality of puncture needles (17) are fixedly connected to the bottom of the porous plate (16), and a plurality of vent holes (18) are arranged in the porous plate (16).
3. The device for absorbing the tail gas generated in the production of 2-chloroethanol as claimed in claim 1, wherein a first exhaust fan (19) is fixedly connected to the top of the absorption tank (3), an air outlet of the first exhaust fan (19) is communicated with an air pipe (20), and an air inlet of the first exhaust fan (19) is communicated with a connecting pipe (21).
4. The device for absorbing the tail gas generated in the production of 2-chloroethanol as recited in claim 3, wherein the top of the absorption tank (3) and the right side of the first exhaust fan (19) are communicated with an exhaust pipe (22), and the front side of the exhaust pipe (22) is communicated with an air outlet pipe (23).
5. The absorption device for 2-chloroethanol production tail gas according to claim 1, characterized in that a water washing tank (2) is fixedly connected to the top of the condenser (1), and a second exhaust fan (24) is fixedly connected to the top of the water washing tank (2).
6. The absorbing device for the tail gas generated in the production of 2-chloroethanol as recited in claim 5, wherein the air inlet of the second exhaust fan (24) is communicated with an air suction pipe (25).
7. The device for absorbing the tail gas generated in the production of 2-chloroethanol as recited in claim 5, wherein an air inlet pipe (26) is connected to one end of the air outlet of the second exhaust fan (24).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021919275.2U CN213528094U (en) | 2020-09-06 | 2020-09-06 | Absorption device for 2-chloroethanol production tail gas |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021919275.2U CN213528094U (en) | 2020-09-06 | 2020-09-06 | Absorption device for 2-chloroethanol production tail gas |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213528094U true CN213528094U (en) | 2021-06-25 |
Family
ID=76490972
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021919275.2U Expired - Fee Related CN213528094U (en) | 2020-09-06 | 2020-09-06 | Absorption device for 2-chloroethanol production tail gas |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213528094U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113769515A (en) * | 2021-09-22 | 2021-12-10 | 陈灿 | A exhaust-gas treatment pipeline for environmental protection equipment |
| CN114392586A (en) * | 2022-01-11 | 2022-04-26 | 付强强 | Device and method for manufacturing low-polyphosphate water-soluble fertilizer |
-
2020
- 2020-09-06 CN CN202021919275.2U patent/CN213528094U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113769515A (en) * | 2021-09-22 | 2021-12-10 | 陈灿 | A exhaust-gas treatment pipeline for environmental protection equipment |
| CN114392586A (en) * | 2022-01-11 | 2022-04-26 | 付强强 | Device and method for manufacturing low-polyphosphate water-soluble fertilizer |
| CN114392586B (en) * | 2022-01-11 | 2024-03-05 | 西安泰禾智田生态科技有限公司 | Device and method for manufacturing oligomeric phosphate water-soluble fertilizer |
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|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210625 |
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| CF01 | Termination of patent right due to non-payment of annual fee |