CN111974173A - Benzene sulfonyl chloride production tail gas HCl absorbing device - Google Patents
Benzene sulfonyl chloride production tail gas HCl absorbing device Download PDFInfo
- Publication number
- CN111974173A CN111974173A CN202010902257.1A CN202010902257A CN111974173A CN 111974173 A CN111974173 A CN 111974173A CN 202010902257 A CN202010902257 A CN 202010902257A CN 111974173 A CN111974173 A CN 111974173A
- Authority
- CN
- China
- Prior art keywords
- fixedly connected
- outlet
- tail gas
- hcl
- reaction tank
- 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.)
- Pending
Links
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/14—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by absorption
- B01D53/18—Absorbing units; Liquid distributors therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/14—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by absorption
- B01D53/1456—Removing acid components
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/46—Removing components of defined structure
- B01D53/68—Halogens or halogen compounds
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
- B01D53/77—Liquid phase processes
- B01D53/78—Liquid phase processes with gas-liquid contact
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2251/00—Reactants
- B01D2251/30—Alkali metal compounds
- B01D2251/304—Alkali metal compounds of sodium
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2251/00—Reactants
- B01D2251/60—Inorganic bases or salts
- B01D2251/604—Hydroxides
Abstract
The invention discloses a device for absorbing HCl in tail gas generated in the production of benzenesulfonyl chloride, which comprises a bottom plate, a supporting rod, an outlet cover control unit, an absorption stirring unit and an outlet plug control unit; a bottom plate: the right side of the upper surface is fixedly connected with four support columns which are uniformly distributed, the upper ends of the support columns are fixedly connected with a reaction tank, the lower end of the reaction tank is provided with an outlet, an outlet plug is arranged at the outlet, an exhaust pipe is fixedly connected at the outlet of the reaction tank, and the middle part of the upper end of the reaction tank is fixedly connected with a support frame; supporting the rods: the air inlet pipe is fixedly connected to the left side of the upper surface of the bottom plate, four support rods are uniformly distributed, the upper end of each support rod is fixedly connected with an absorption tank, and an air inlet of each absorption tank is provided with an air inlet pipe; this benzene sulfonyl chloride production tail gas HCl absorbing device is when absorbing HCl tail gas, and is effectual, prevents a large amount of HCl tail gas discharge in the air, prevents air pollution.
Description
Technical Field
The invention relates to the technical field of fine chemical engineering, in particular to a tail gas HCl absorption device for benzenesulfonyl chloride production.
Background
The chlorosulfonation reaction of 4- [2- (acetamido) ethyl ] benzenesulfonyl chloride in the production process is an important link, the traditional process adopts positive-pressure chlorosulfonation, N-acetyl phenethylamine is slowly added into chlorosulfonic acid liquid, hydrogen chloride (HCl) gas is continuously released in the chlorosulfonation reaction process, the release amount of each ton of products is about 600kg, because the hydrogen chloride (HCl) gas has strong hydrophilic power, planar absorption is adopted, the yield is about 68-72%, and the rest hydrogen chloride (HCl) gas is simply absorbed by tail gas.
The existing tail gas HCl absorption device for 4- [2- (acetamido) ethyl ] benzene sulfonyl chloride production comprises the steps that the tail gas produced by 4- [2- (acetamido) ethyl ] benzene sulfonyl chloride firstly enters a buffer tank I, then enters a falling film absorber, carries out mass transfer with a liquid phase pumped into the falling film absorber by an acid-resistant pump I to absorb hydrogen chloride (HCl) gas in the tail gas, then enters a filler, carries out mass transfer with a liquid phase pumped into the filler by an acid-resistant pump II to further absorb the hydrogen chloride (HCl) gas in the tail gas, and finally carries out circulating absorption by a water circulating vacuum pump to reach the emission standard and is discharged into the atmospheric environment.
However, the existing tail gas HCl absorption device has poor effect when HCl tail gas is absorbed, and a large amount of HCl tail gas still enters air to pollute the air.
Disclosure of Invention
The invention aims to overcome the defects in the prior art, and provides a device for absorbing HCl tail gas generated in the production of benzenesulfonyl chloride, which has a good effect when absorbing HCl tail gas, prevents a large amount of HCl tail gas from being discharged into the air, prevents air pollution, and can effectively solve the problems in the background art.
In order to achieve the purpose, the invention provides the following technical scheme: the device for absorbing HCl in the tail gas generated in the production of benzenesulfonyl chloride comprises a bottom plate, a supporting rod, an outlet cover control unit, an absorption stirring unit and an outlet plug control unit;
a bottom plate: the right side of the upper surface is fixedly connected with four support columns which are uniformly distributed, the upper ends of the support columns are fixedly connected with a reaction tank, the lower end of the reaction tank is provided with an outlet, an outlet plug is arranged at the outlet, an exhaust pipe is fixedly connected at the outlet of the reaction tank, and the middle part of the upper end of the reaction tank is fixedly connected with a support frame;
supporting the rods: the reaction tank is fixedly connected to the left side of the upper surface of the bottom plate, four support rods are uniformly distributed, an absorption tank is fixedly connected to the upper end of each support rod, an air inlet pipe is installed at an air inlet of the absorption tank, the lower end of the air inlet pipe is located on the lower side of the interior of the absorption tank, a connecting pipe is fixedly connected to an air outlet of the absorption tank, the right end of the connecting pipe penetrates through an air inlet of the reaction tank and extends to the lower side of the interior of the reaction tank, an outlet cover is installed at a water outlet of the lower portion of the front side of the reaction tank, and a;
an outlet cover control unit: is arranged at the front side of the absorption tank;
an absorption stirring unit: is arranged at the lower side of the absorption tank;
an outlet plug control unit: is arranged on the upper side of the reaction tank;
wherein: the single-chip microcomputer is installed on the rear side of the upper surface of the bottom plate, and the input end of the single-chip microcomputer is electrically connected with the output end of an external power supply.
Furthermore, the outlet cover control unit comprises a first supporting block, a first electric push rod and a second supporting block, the first supporting block is fixedly connected to the upper portion of the front side of the absorption tank, the second supporting block is fixedly connected to the upper side of the outlet cover, two ends of the first electric push rod are movably connected with the first supporting block and the second supporting block respectively, and the input end of the first electric push rod is electrically connected with the output end of the single chip microcomputer. By starting the first electric push rod, under the action of the first supporting block, the first electric push rod stretches or contracts to drive the supporting block to move downwards or upwards, and the supporting block can drive the outlet cover to close or open downwards or upwards.
Further, it contains agitator, pivot, shaft coupling and motor to absorb the stirring unit, the motor is installed on the mounting bracket, the fixed cover of shaft coupling is connected on the output shaft of motor, the fixed cover of lower extreme of pivot is connected in the shaft coupling, the pivot passes the lower extreme of adsorption tank and rotates with the hole that passes and be connected, the fixed side upper portion of cup jointing in the pivot of agitator, the output of singlechip is connected to the input electricity of motor. Through the starter motor, the output shaft of motor rotates and can drives the shaft coupling and rotate, and the shaft coupling rotates and can drive the pivot and rotate, and the pivot rotates and can drive the agitator and rotate, and the agitator rotates and can stir in the absorption tank.
Furthermore, export stopper the control unit and contain electric putter two, disk and major axis, the upper end fixed connection of electric putter two is in the upside of support frame, disk fixed connection is at the lower extreme of electric putter two, the major axis passes the retort and cup joints with the hole activity that passes, the upper end and the disk fixed connection of major axis, the lower extreme and the export of major axis stopper fixed connection, the output of singlechip is connected to electric putter two's input electricity. By starting the second electric push rod, the second electric push rod can extend or contract to drive the wafer to move downwards or upwards, the wafer can move downwards or upwards to drive the long shaft to move downwards or upwards, and the long shaft can move downwards or upwards to drive the outlet plug to move downwards or upwards.
Furthermore, the rotating shaft device also comprises a blocking piece which is fixedly connected to the upper end of the rotating shaft. When the stirrer works for a long time, the stirrer is easy to separate from the rotating shaft, and the stirrer can be prevented from separating from the rotating shaft through the blocking piece.
Further, still include the sealing ring, the sealing ring is fixed to be cup jointed on the side of pivot, the sealing ring rotates with the lower extreme of absorption tank to be connected. When the rotating shaft rotates, the sealing ring can further ensure the tightness between the rotating shaft and the absorption tank.
Further, still include the PH sensor, the PH sensor is installed on the inside bottom surface of retort, the input of singlechip is connected to the output electricity of PH sensor. When the reaction tank works, the pH value of the solution in the reaction tank can be known through the pH sensor.
Further, still include the otter board, the otter board is installed in the upper end of blast pipe. When the exhaust pipe works, external impurities can be prevented from entering the exhaust pipe through the screen plate.
Compared with the prior art, the invention has the beneficial effects that: this benzene sulfonyl chloride production tail gas HCl absorbing device has following benefit:
1. the HCl absorption device for the benzene sulfonyl chloride production tail gas is provided with an outlet cover control unit, and by starting an electric push rod I, under the action of a supporting block I, the electric push rod I can be extended or shortened to drive the supporting block to move downwards or upwards, and the supporting block can be moved downwards or upwards to drive an outlet cover to be closed or opened, so that the water discharge of an absorption tank is controlled;
2. this benzene sulfonyl chloride production tail gas HCl absorbing device has set up absorption stirring unit, and through the starter motor, the output shaft of motor rotates and to drive the shaft coupling and rotate, and the shaft coupling rotates and to drive the pivot and rotate, and the pivot rotates and to drive the agitator and rotate, and the agitator rotates and to stirring in the absorption tank, when the pivot pivoted, through the sealing ring, leakproofness between assurance pivot that can be further and the absorption tank.
3. The HCl absorption device for the benzene sulfonyl chloride production tail gas is provided with an outlet plug control unit, the electric push rod II is started to extend or shorten to drive the wafer to move downwards or upwards, the wafer can move downwards or upwards to drive the long shaft to move downwards or upwards, and the long shaft can move downwards or upwards to drive the outlet plug to move downwards or upwards;
4. this benzene sulfonyl chloride production tail gas HCl absorbing device is when absorbing HCl tail gas, and is effectual, prevents a large amount of HCl tail gas and discharges into the air, prevents air pollution, can effectively solve the problem among the background art.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the lower structure of the present invention;
fig. 3 is a sectional structure diagram of the present invention.
In the figure: the device comprises a base plate 1, a supporting rod 2, an absorption tank 3, a supporting column 4, a reaction tank 5, an outlet cover 6, an outlet cover 7 control unit, a first supporting block 71, a first electric push rod 72, a second supporting block 73, an absorption stirring unit 8, a stirrer 81, a rotating shaft 82, a coupler 83, a motor 84, an outlet plug 9 control unit 91, a second electric push rod 92, a wafer 93, a long shaft 10, an installation rack 11, an air inlet pipe 12, a supporting rack 13, an exhaust pipe 14, an outlet plug 14, a connecting pipe 15, a baffle 16, a sealing ring 17, an 18PH sensor, a screen plate 19 and a single chip microcomputer 20.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution: the device for absorbing HCl in tail gas generated in the production of benzenesulfonyl chloride comprises a bottom plate 1, a support rod 2, an outlet cover control unit 7, an absorption stirring unit 8 and an outlet plug control unit 9;
bottom plate 1: the right side of the upper surface is fixedly connected with four support columns 4, the four support columns 4 are uniformly distributed, the upper end of each support column 4 is fixedly connected with a reaction tank 5, the lower end of each reaction tank 5 is provided with an outlet, an outlet plug 14 is arranged at the outlet, an exhaust pipe 13 is fixedly connected at the outlet of each reaction tank 5, and the middle part of the upper end of each reaction tank 12 is fixedly connected with a support frame 12; the automatic control device further comprises a PH sensor 18, wherein the PH sensor 18 is installed on the bottom surface of the interior of the reaction tank 5, and the output end of the PH sensor 18 is electrically connected with the input end of the single chip microcomputer 20. And the screen plate 19 is arranged at the upper end of the exhaust pipe 13. When the reaction tank 5 is in operation, the pH value of the solution in the reaction tank 5 can be known by the pH sensor 18. When the exhaust pipe 13 works, external impurities can be prevented from entering the exhaust pipe 13 through the screen plate 19;
supporting rod 2: the absorption tank is fixedly connected to the left side of the upper surface of the bottom plate 1, four support rods 2 are uniformly distributed, an absorption tank 3 is fixedly connected to the upper end of each support rod 2, an air inlet pipe 11 is installed at an air inlet of each absorption tank 3, the lower end of each air inlet pipe 11 is located on the lower side of the interior of each absorption tank 3, a connecting pipe 15 is fixedly connected to an air outlet of each absorption tank 3, the right end of each connecting pipe 15 penetrates through an air inlet of each reaction tank 5 and extends to the lower side of the interior of each reaction tank 5, an outlet cover 6 is installed at a water outlet of the lower portion of the front side of each;
the outlet cover control unit 7: is arranged at the front side of the absorption tank 3; the outlet cover control unit 7 comprises a first supporting block 71, a first electric push rod 72 and a second supporting block 73, the first supporting block 71 is fixedly connected to the upper portion of the front side of the absorption tank 3, the second supporting block 73 is fixedly connected to the upper side of the outlet cover 6, two ends of the first electric push rod 72 are respectively movably connected with the first supporting block 71 and the second supporting block 73, and the input end of the first electric push rod 72 is electrically connected with the output end of the single chip microcomputer 20. By starting the first electric push rod 72, under the action of the first supporting block 71, the first electric push rod 72 is extended or shortened to drive the second supporting block 73 to move downwards or upwards, and the second supporting block 73 moves downwards or upwards to drive the outlet cover 6 to close or open;
the absorption stirring unit 8: is installed at the lower side of the absorption tank 3; the absorption stirring unit 8 comprises a stirrer 81, a rotating shaft 82, a coupler 83 and a motor 84, the motor 84 is installed on the installation frame 10, the coupler 83 is fixedly sleeved on an output shaft of the motor 84, the lower end of the rotating shaft 82 is fixedly sleeved in the coupler 83, the rotating shaft 82 penetrates through the lower end of the absorption tank 3 and is rotatably connected with a penetrating hole, the stirrer 81 is fixedly sleeved on the upper portion of the side face of the rotating shaft 82, and the input end of the motor 84 is electrically connected with the output end of the single chip microcomputer 20. The device also comprises a baffle 16, and the baffle 16 is fixedly connected to the upper end of the rotating shaft 82. The absorption tank further comprises a sealing ring 17, the sealing ring 17 is fixedly sleeved on the side face of the rotating shaft 82, and the sealing ring 17 is rotatably connected with the lower end of the absorption tank 3. Through starter motor 84, the output shaft of motor 84 rotates and can drive shaft coupling 83 to rotate, and shaft coupling 83 rotates and can drive pivot 82 to rotate, and pivot 82 rotates and can drive agitator 81 to rotate, and agitator 81 rotates and can stir in the adsorption tank 3. When the stirrer 81 works for a long time, it is easy to separate from the rotating shaft 82, and the stirrer 81 can be prevented from separating from the rotating shaft 82 by the blocking piece 16. When the rotating shaft 82 rotates, the sealing ring 17 can further ensure the tightness between the rotating shaft 82 and the absorption tank 3;
outlet plug control unit 9: is arranged on the upper side of the reaction tank 5; the outlet plug control unit 9 comprises a second electric push rod 91, a circular sheet 92 and a long shaft 93, the upper end of the second electric push rod 91 is fixedly connected to the upper side of the support frame 12, the circular sheet 92 is fixedly connected to the lower end of the second electric push rod 91, the long shaft 93 penetrates through the reaction tank 5 and is movably sleeved with a penetrating hole, the upper end of the long shaft 93 is fixedly connected with the circular sheet 92, the lower end of the long shaft 93 is fixedly connected with the outlet plug 14, and the input end of the second electric push rod 91 is electrically connected with the output end of the single. By starting the second electric push rod 91, the second electric push rod 91 can be extended or shortened to drive the circular disc 92 to move downwards or upwards, the circular disc 92 can be moved downwards or upwards to drive the long shaft 93 to move downwards or upwards, and the long shaft 93 can be moved downwards or upwards to drive the outlet plug 14 to move downwards or upwards;
wherein: the LED lamp further comprises a single chip microcomputer 20, wherein the single chip microcomputer 20 is installed on the rear side of the upper surface of the bottom plate 1, and the input end of the single chip microcomputer 20 is electrically connected with the output end of an external power supply.
When in use:
firstly, a water filling port is arranged at the upper end of an absorption tank 3, a display screen is arranged on a single chip microcomputer 20, a proper amount of water is filled in the absorption tank 3, a proper amount of sodium hydroxide solution is added into a reaction tank 5 from an exhaust pipe 13, then tail gas HCl is introduced into an air inlet pipe 11, then a control button of a control motor 84 on the single chip microcomputer 20 is pressed, HCl enters the absorption tank 3 along the air inlet pipe 11, the absorption tank 3 starts to work, then an output shaft of the motor 84 rotates to drive a coupler 83 to rotate, the coupler 83 rotates to drive a rotating shaft 82 to rotate, the rotating shaft 82 rotates to drive a stirrer 81 to rotate, the stirrer 81 rotates to stir the inside of the absorption tank 3, the stirring can increase the speed of absorbing HCl by water, after a large part of water is absorbed, the remaining small amount of HCl gas enters the reaction tank 5 along a connecting pipe 15, and the HCl gas reacts with the sodium, the HCl solution is generated, the HCl can be completely absorbed, when the water in the absorption tank 3 needs to be replaced, a control button for controlling a first electric push rod 72 on the single chip microcomputer 20 is pressed, the first electric push rod 72 is started, under the action of a first supporting block 71, the first electric push rod 72 is shortened to drive a second supporting block 73 to move upwards, the second supporting block 73 moves upwards to drive an outlet cover 6 to be opened, then the solution in the absorption tank 3 is discharged and collected, then the water is injected from the upper end again, a PH value in the reaction tank 5 can be detected by a PH sensor 18 and displayed on a display screen, when the sodium hydroxide solution needs to be replaced, a control button for controlling a second electric push rod 91 on the single chip microcomputer 20 is pressed, the second electric push rod 91 is started, the second electric push rod 91 is extended to drive a circular disc 92 to move downwards, the circular disc 92 moves downwards to drive a long shaft 93 to move downwards, the outlet plug 14 is driven to move downwards by the downward movement of the long shaft 93, and then the solution in the reaction tank 5 is discharged from the lower end and collected, and new sodium hydroxide solution is injected again.
It should be noted that the single chip microcomputer 20 is provided with control buttons corresponding to the first electric push rod 72, the second electric push rod 91 and the motor 84, and the single chip microcomputer is preferably a PLC single chip microcomputer, and has a specific model of PIC16F 690-I/SS. The singlechip 20 controls the first electric push rod 72, the second electric push rod 91 and the motor 84 to work by adopting a common method in the prior art.
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. Benzene sulfonyl chloride production tail gas HCl absorbing device, its characterized in that: comprises a bottom plate (1), a support rod (2), an outlet cover control unit (7), an absorption stirring unit (8) and an outlet plug control unit (9);
base plate (1): the right side of the upper surface is fixedly connected with four supporting columns (4), the four supporting columns (4) are uniformly distributed, the upper end of each supporting column (4) is fixedly connected with a reaction tank (5), the lower end of each reaction tank (5) is provided with an outlet, an outlet plug (14) is installed at the outlet, an exhaust pipe (13) is fixedly connected at the outlet of each reaction tank (5), and the middle part of the upper end of each reaction tank (12) is fixedly connected with a supporting frame (12);
support bar (2): the support rod is fixedly connected to the left side of the upper surface of the bottom plate (1), the four support rods (2) are uniformly distributed, the upper end of each support rod (2) is fixedly connected with an absorption tank (3), an air inlet pipe (11) is installed at an air inlet of each absorption tank (3), the lower end of each air inlet pipe (11) is located on the lower side of the inside of each absorption tank (3), a connecting pipe (15) is fixedly connected to an air outlet of each absorption tank (3), the right end of each connecting pipe (15) penetrates through an air inlet of each reaction tank (5) and extends to the lower side of the inside of each reaction tank (5), an outlet cover (6) is installed at a water outlet of the lower portion of the front side of each reaction tank (3), and a mounting frame (10) is fixedly;
outlet cover control unit (7): is arranged at the front side of the absorption tank (3);
absorption stirring unit (8): is arranged at the lower side of the absorption tank (3);
outlet plug control unit (9): is arranged on the upper side of the reaction tank (5);
wherein: the power supply is characterized by further comprising a single chip microcomputer (20), wherein the single chip microcomputer (20) is installed on the rear side of the upper surface of the bottom plate (1), and the input end of the single chip microcomputer (20) is electrically connected with the output end of an external power supply.
2. The absorbing device for HCl in tail gas generated in the production of benzenesulfonyl chloride as claimed in claim 1, wherein: the outlet cover control unit (7) comprises a first supporting block (71), a first electric push rod (72) and a second supporting block (73), the first supporting block (71) is fixedly connected to the upper portion of the front side of the absorption tank (3), the second supporting block (73) is fixedly connected to the upper side of the outlet cover (6), two ends of the first electric push rod (72) are movably connected with the first supporting block (71) and the second supporting block (73) respectively, and the input end of the first electric push rod (72) is electrically connected with the output end of the single chip microcomputer (20).
3. The absorbing device for HCl in tail gas generated in the production of benzenesulfonyl chloride as claimed in claim 1, wherein: absorb stirring unit (8) and contain agitator (81), pivot (82), shaft coupling (83) and motor (84), install on mounting bracket (10) motor (84), fixed the cup jointing on the output shaft of motor (84) shaft coupling (83), the fixed cup joint of lower extreme of pivot (82) is in shaft coupling (83), pivot (82) pass the lower extreme of absorption tank (3) and rotate with the hole that passes and be connected, agitator (81) fixed cup joint on the side upper portion of pivot (82), the output of singlechip (20) is connected to the input electricity of motor (84).
4. The absorbing device for HCl in tail gas generated in the production of benzenesulfonyl chloride as claimed in claim 1, wherein: export stopper the control unit (9) and contain two (91) electric putter, disk (92) and major axis (93), the upper end fixed connection of two (91) electric putter is in the upside of support frame (12), disk (92) fixed connection is at the lower extreme of two (91) electric putter, major axis (93) pass retort (5) and cup joint with the hole activity of passing, the upper end and disk (92) fixed connection of major axis (93), the lower extreme and export stopper (14) fixed connection of major axis (93), the output of singlechip (20) is connected to the input electricity of two (91) electric putter.
5. The absorbing device for HCl in tail gas generated in the production of benzenesulfonyl chloride as claimed in claim 3, wherein: the novel rotary table further comprises a blocking piece (16), and the blocking piece (16) is fixedly connected to the upper end of the rotary shaft (82).
6. The absorbing device for HCl in tail gas generated in the production of benzenesulfonyl chloride as claimed in claim 3, wherein: still include sealing ring (17), sealing ring (17) fixed cup joint is on the side of pivot (82), sealing ring (17) are connected with the lower extreme of absorption tank (3) rotation.
7. The absorbing device for HCl in tail gas generated in the production of benzenesulfonyl chloride as claimed in claim 1, wherein: the device is characterized by further comprising a PH sensor (18), wherein the PH sensor (18) is installed on the bottom surface of the interior of the reaction tank (5), and the output end of the PH sensor (18) is electrically connected with the input end of the single chip microcomputer (20).
8. The absorbing device for HCl in tail gas generated in the production of benzenesulfonyl chloride as claimed in claim 1, wherein: the exhaust pipe is characterized by further comprising a screen plate (19), wherein the screen plate (19) is installed at the upper end of the exhaust pipe (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010902257.1A CN111974173A (en) | 2020-09-01 | 2020-09-01 | Benzene sulfonyl chloride production tail gas HCl absorbing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010902257.1A CN111974173A (en) | 2020-09-01 | 2020-09-01 | Benzene sulfonyl chloride production tail gas HCl absorbing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111974173A true CN111974173A (en) | 2020-11-24 |
Family
ID=73447076
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010902257.1A Pending CN111974173A (en) | 2020-09-01 | 2020-09-01 | Benzene sulfonyl chloride production tail gas HCl absorbing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111974173A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112742182A (en) * | 2020-12-22 | 2021-05-04 | 南通润中石墨设备有限公司 | Gas-liquid separation system of HCL falling film absorber |
| CN112774405A (en) * | 2021-01-13 | 2021-05-11 | 河南红东方化工股份有限公司 | Tail gas treatment system is used in chloroacetic acid production |
| CN116983821A (en) * | 2023-08-24 | 2023-11-03 | 江苏优普生物化学科技股份有限公司 | Tail gas treatment device for synthesizing 2-bromo-5-fluorobenzotrifluoride |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN206325366U (en) * | 2016-11-14 | 2017-07-14 | 重庆康普化学工业股份有限公司 | hydrogen chloride gas after-treatment device |
-
2020
- 2020-09-01 CN CN202010902257.1A patent/CN111974173A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN206325366U (en) * | 2016-11-14 | 2017-07-14 | 重庆康普化学工业股份有限公司 | hydrogen chloride gas after-treatment device |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112742182A (en) * | 2020-12-22 | 2021-05-04 | 南通润中石墨设备有限公司 | Gas-liquid separation system of HCL falling film absorber |
| CN112742182B (en) * | 2020-12-22 | 2022-11-04 | 南通润中石墨设备有限公司 | Gas-liquid separation system of HCL falling film absorber |
| CN112774405A (en) * | 2021-01-13 | 2021-05-11 | 河南红东方化工股份有限公司 | Tail gas treatment system is used in chloroacetic acid production |
| CN116983821A (en) * | 2023-08-24 | 2023-11-03 | 江苏优普生物化学科技股份有限公司 | Tail gas treatment device for synthesizing 2-bromo-5-fluorobenzotrifluoride |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN111974173A (en) | Benzene sulfonyl chloride production tail gas HCl absorbing device | |
| CN111871351A (en) | Lithium fluoride ultrasonic dynamic reaction crystallization process and ultrasonic dynamic reaction crystallization equipment thereof | |
| CN215463455U (en) | UV adhesive vacuum mixer | |
| CN116036836A (en) | Waste gas recovery equipment and recovery method for ethyl acetate production | |
| CN209646300U (en) | Mixing arrangement is used in a kind of production of high molecular water-proof paint | |
| CN209696736U (en) | Mixing arrangement is used in a kind of production of diethyl carbonate | |
| CN211486584U (en) | Drying device for preparing ruthenium trichloride | |
| CN211865003U (en) | Biochemical reaction device | |
| CN215139323U (en) | High-efficient degasser of refined cauldron | |
| CN219991749U (en) | Hydrogen production device based on photovoltaic power generation | |
| CN216653394U (en) | Concentration kettle for producing anhydrous sodium sulfate | |
| CN216792188U (en) | Medicine inspection dissolving device | |
| CN218924686U (en) | Hydrochloric acid recovery unit is used in organosilicon production | |
| CN219004020U (en) | Intelligent cleaning equipment for chemical reaction kettle | |
| CN220146372U (en) | Material stirring device for PVB film production | |
| CN215429058U (en) | A reation kettle for glass glues base-material production | |
| CN220546583U (en) | Clean drying equipment of ethylene sulfite | |
| CN219907574U (en) | Concentrated fermentation kettle for pharmaceutical chemical production | |
| CN214571844U (en) | Food fermentation cylinder of stirring | |
| CN220878890U (en) | Quartz sand purification reaction kettle | |
| CN214792305U (en) | Novel sodium alginate preparation device | |
| CN218451894U (en) | Sewage recovery mechanism | |
| CN216992481U (en) | Evaporate and press aerated concrete raw material mixing device for building block | |
| CN219744674U (en) | Stirring cone dispersing mechanism for processing of joint beautifying agent | |
| CN217140118U (en) | Can improve machine that mixes of silica gel at leather surface adhesion degree |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20201124 |
|
| RJ01 | Rejection of invention patent application after publication |