CN206295772U - A kind of absorption plant for processing hydrogen chloride tail gas in benzophenone production - Google Patents
A kind of absorption plant for processing hydrogen chloride tail gas in benzophenone production Download PDFInfo
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- CN206295772U CN206295772U CN201621347359.7U CN201621347359U CN206295772U CN 206295772 U CN206295772 U CN 206295772U CN 201621347359 U CN201621347359 U CN 201621347359U CN 206295772 U CN206295772 U CN 206295772U
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- absorption
- supervisor
- tail gas
- hydrogen chloride
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Abstract
The utility model proposes a kind of absorption plant for processing hydrogen chloride tail gas in benzophenone production,Including the first order absorption room for setting from bottom to top,Two grades of absorption chambers,Three-level absorption chamber,The first order absorption room,Two grades of absorption chambers,Air delivery device is equipped with three-level absorption chamber,The air delivery device includes supervisor and is communicated in multiple hollow bars of supervisor's vertical section both sides,The supervisor,Stomata is densely covered with hollow bar outer wall,The utility model is provided with three-level absorption,Tail gas absorption effect is stronger,Air delivery device expands dispersion range and dispersed homogeneous degree of the gas in absorbing liquid,Coordinate rotary electric machine,Not only increase the absorption efficiency of tail gas,More accelerate the dissipation of reaction heat,Avoid the too high problem for reducing hydrogen chloride solubility of temperature,In addition,Absorbing liquid can be released from below step by step,Make full use of,Improve resource utilization.
Description
Technical field
The utility model is related to technical field of chemical production equipment, and in particular to chlorination in one kind treatment benzophenone production
The absorption plant of hydrogen tail gas.
Background technology
Benzophenone is at normal temperatures and pressures transparent crystal, is mainly used in synthetic drug, manufacture spices, film manufacturing industry
Deng.Benzophenone compound has extensive use in terms of medicine synthesis, perfumery and macromolecular material, it may also be used for thin
Sensitising agent of membrane coat etc., is a kind of very important fine chemicals.At present, benzophenone compound of the prior art
Industrialized synthetic route is generally prepared using acylated method, such as parachloroacetophenone is prepared by raw material of chloroacetic chloride, with chlorobenzoyl chloride
For raw material acylation prepares p-dichlorobenzene ketone, chloro- 4 ' dihydroxy benaophenonels of 1- etc. are prepared with parachlorobenzoyl chloride and methyl phenyl ethers anisole,
Be solvent in chlorobenzene, lewis' acid alchlor be it is acylated under catalysts conditions be obtained, produced in acylation reaction and be with hydrogen chloride
Main reaction end gas, with penetrating odor and highly corrosive, it is impossible to be directly released in air, and acylation reaction in the prior art
Device, its exhaust gas processing device, it is poor to there is assimilation effect, the problems such as less efficient, it is impossible to fully process tail gas, causes tail gas
Exhaust emission, and accessory substance value is reduced.In addition, hydrogen chloride can produce substantial amounts of heat during solution absorption, suction is caused
Receive system temperature to raise, reduce the solubility of hydrogen chloride, absorption efficiency is low.
Utility model content
For above-mentioned problem, hydrogen chloride tail gas during benzophenone is produced are processed the utility model proposes a kind of
Absorption plant, is provided with three-level absorption, and tail gas absorption effect is stronger, and air delivery device expands dispersion range of the gas in absorbing liquid
And dispersed homogeneous degree, coordinate rotary electric machine, the absorption efficiency of tail gas is not only increased, more accelerate the dissipation of reaction heat, it is to avoid
The too high problem for reducing hydrogen chloride solubility of temperature, in addition, absorbing liquid can be released from below step by step, makes full use of, and improves money
Source utilization rate, whole device energy-conserving and environment-protective are practical.
In order to realize above-mentioned purpose, the utility model uses following technical scheme：
A kind of absorption plant for processing hydrogen chloride tail gas in benzophenone production, including the first order absorption for setting from bottom to top
Room, two grades of absorption chambers, three-level absorption chambers, are separated between the first order absorption room, two grades of absorption chambers, three-level absorption chambers by dividing plate,
The dividing plate centre is provided with interface channel, the first order absorption room, two grades of absorption chambers, is equipped with gas transmission in three-level absorption chamber
Device, the air delivery device is including supervisor and is communicated in the multiple hollow bars for being responsible for vertical section both sides, the supervisor,
Stomata is densely covered with hollow bar outer wall, the supervisor lower end is provided with opening, and the opening can turn with the interface channel upper end
Dynamic to be connected, the first order absorption room lower section is provided with air inlet pipe, the air inlet pipe through the first order absorption room and with it is corresponding
The opening is rotatedly connected logical, and the three-level absorption chamber upper portion side wall is provided with feed tube, and first order absorption room lower sides set
There is drain pipe, the three-level absorption chamber top is provided with escaping pipe.
Preferably, the three-level absorption chamber top is provided with rotary electric machine, and the output end of the rotary electric machine is connected with rotating shaft, institute
State rotating shaft lower end to be connected through the three-level absorption chamber and with the supervisor upper end, connecting shaft phase is passed through between the adjacent supervisor
Even, the connecting shaft upper end is connected through the interface channel, the supervisor's lower inner wall corresponding to top that is open, the connection
Axle lower end supervisor's top exterior walls corresponding to lower section are connected.
Preferably, the supervisor unsealed hollow rectangular-shape in side for before and after, the hollow bar is perpendicular along the supervisor
Straight section side wall is arranged alternately from top to bottom, at least provided with 10 hollow bars on each described supervisor.
Preferably, it is equipped with flow control valve on the air inlet pipe, feed tube, drain pipe.
Preferably, the hollow bar longitudinal section is the fusiform that thickness is gradually reduced from center to both sides.
Preferably, it is connected by contiguous block in supervisor's vertical section pipe.
Due to using above-mentioned technical scheme, the beneficial effects of the utility model to be：The utility model is provided with three-level absorption,
Tail gas absorption effect is stronger, and air delivery device expands dispersion range and dispersed homogeneous degree of the gas in absorbing liquid, coordinates and rotates
Motor, not only increases the absorption efficiency of tail gas, more accelerate the dissipation of reaction heat, it is to avoid temperature is too high, and to reduce hydrogen chloride molten
The problem of Xie Du, in addition, absorbing liquid can be released from below step by step, makes full use of, and improves resource utilization, whole device energy-saving ring
Protect, it is practical.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model；
Fig. 2 is the structural representation of the utility model air delivery device；
In figure：1 first order absorption room, 101 air inlet pipe, 102 drain pipes, 2 two grades of absorption chambers, 3 three-level absorption chambers, 301 feed liquors
Pipe, 302 escaping pipes, 4 dividing plates, 401 interface channels, 5 air delivery devices, 501 supervisors, 502 hollow bars, 503 stomatas, 504 opening,
6 rotary electric machines, 601 rotating shafts, 602 connecting shafts, 7 flow control valves.
Specific embodiment
It is new below in conjunction with this practicality to make the purpose, technical scheme and advantage of the utility model embodiment clearer
Type embodiment, is clearly and completely described to the technical scheme in the utility model embodiment.Based on reality of the present utility model
Example is applied, the every other embodiment that those of ordinary skill in the art are obtained under the premise of creative work is not made all belongs to
In the scope of the utility model protection.
A kind of absorption plant for processing hydrogen chloride tail gas in benzophenone production, shown in reference picture 1, Fig. 2, including from lower
1, two grades of first order absorption room absorption chamber 2, the three-level absorption chamber 3 of upper setting, 1, two grades of first order absorption room absorption chamber 2, three-level
Separated by dividing plate 4 between absorption chamber 3, the centre of the dividing plate 4 is provided with interface channel 401,1, two grades of the first order absorption room
Air delivery device 5 is equipped with absorption chamber 2, three-level absorption chamber 3, the air delivery device 5 includes supervisor 501 and is communicated in the master
Multiple hollow bars 502 of the vertical section both sides of pipe 501, stomata 503 is densely covered with the supervisor 501, outer wall of hollow bar 502,
501 lower ends of the supervisor are provided with opening 504, and the opening 504 is rotatably connected with the upper end of the interface channel 401, described
The lower section of three-level absorption chamber 3 is provided with air inlet pipe 301, and the air inlet pipe 301 is opened through the three-level absorption chamber 3 and with accordingly described
Mouthfuls 504 are rotatedly connected logical, and the upper portion side wall of first order absorption room 1 is provided with feed tube 101, the lower sides of three-level absorption chamber 3
Drain pipe 302 is provided with, the top of the first order absorption room 1 is provided with escaping pipe 102.
Preferably, the top of the three-level absorption chamber 3 is provided with rotary electric machine 6, and the output end of the rotary electric machine 6 is connected with rotating shaft
601, the lower end of the rotating shaft 601 is connected through the three-level absorption chamber 3 and with 501 upper ends of the supervisor, the adjacent supervisor
It is connected by connecting shaft 602 between 501, the upper end of the connecting shaft 602 is corresponding to top through the interface channel 401, opening 504
501 lower inner walls of the supervisor are connected, and the lower end of the connecting shaft 602 501 top exterior walls of the supervisor corresponding to lower section are connected.
Preferably, the supervisor 501 unsealed hollow rectangular-shape in side for before and after, the hollow bar 502 is along described
It is responsible for 501 vertical section side walls to be arranged alternately from top to bottom, at least provided with 10 (being 14 in figure) institutes on each described supervisor 501
State hollow bar 502.
Preferably, it is equipped with flow control valve 7 on the air inlet pipe 101, feed tube 301, drain pipe 102.
Preferably, the longitudinal section of the hollow bar 502 is the fusiform that thickness is gradually reduced from center to both sides.In addition, this
The horizontal segment and vertical section of utility model supervisor are alternatively fusiform, and the resistance that absorbing liquid is produced when reducing rotation reduces energy consumption.
Preferably, it is connected by contiguous block in 501 vertical section pipes of the supervisor, it is ensured that whole supervisor is gearing state.
The utility model is provided with three-level absorption, and tail gas absorption effect is stronger, and air delivery device expands gas in absorbing liquid
Dispersion range and dispersed homogeneous degree, coordinate rotary electric machine, not only increase the absorption efficiency of tail gas, more accelerate reaction heat
Dissipate, it is to avoid the too high problem for reducing hydrogen chloride solubility of temperature, in addition, absorbing liquid can release from below step by step, abundant profit
With, resource utilization is improved, whole device energy-conserving and environment-protective are practical.
Specifically, gas enters in first order absorption room from air inlet pipe, it is dispersed in absorbing liquid by stomata, has not been absorbed
Full gas is entered in two grades of absorption chambers by interface channel, is dispersed in absorbing liquid again by stomata, then likewise enter three
Absorbed in level absorption chamber, discharged finally by escaping pipe.In the process, can open rotary electric machine coordinates rotating shaft to drive connection
Axle is rotated, and so as to be used air delivery device as agitating device, has both accelerated the absorption of tail gas, also accelerates the dissipation of heat,
Substantially increase the absorption efficiency of tail gas.Further, since gas enters from below, the absorbing liquid in first order absorption room can first reach
The state of saturation, and gas absorbs less in absorbing liquid in the absorption chamber of top, now, can be by drain pipe first by first order absorption
Indoor absorbing liquid recycling, and the absorbing liquid of top can be dropped down onto in the absorption chamber of lower section by interface channel, then passed through
Feed tube will fill up absorbing liquid in three-level absorption chamber, so operation, can to greatest extent improve the utilization ratio of absorbing liquid,
Economize on resources.
Above example is only used to illustrate the technical solution of the utility model, rather than its limitations；Although with reference to foregoing reality
Example is applied to be described in detail the utility model, it will be understood by those within the art that：It still can be to preceding
State the technical scheme described in each embodiment to modify, or equivalent is carried out to which part technical characteristic；And these
Modification is replaced, and does not make the spirit and model of essence disengaging each embodiment technical scheme of the utility model of appropriate technical solution
Enclose.
Claims (6)
1. the absorption plant of hydrogen chloride tail gas during a kind for the treatment of benzophenone is produced, it is characterised in that：Including setting from bottom to top
First order absorption room (1), two grades of absorption chambers (2), three-level absorption chambers (3), the first order absorption room (1), two grades of absorption chambers (2),
Separated by dividing plate (4) between three-level absorption chamber (3), dividing plate (4) centre is provided with interface channel (401), the one-level
Absorption chamber (1), two grades of absorption chambers (2), it is equipped with air delivery device (5) in three-level absorption chamber (3), the air delivery device (5) includes
It is responsible for (501) and is communicated in multiple hollow bars (502) of the supervisor (501) vertical section both sides, the supervisor (501),
Stomata (503) is densely covered with hollow bar (502) outer wall, supervisor (501) lower end is provided with opening (504), the opening
(504) rotatably it is connected with the interface channel (401) upper end, first order absorption room (1) lower section is provided with air inlet pipe
(101), the air inlet pipe (101) be rotatedly connected through the first order absorption room (1) and with the corresponding opening (504) it is logical,
Three-level absorption chamber (3) upper portion side wall is provided with feed tube (301), and first order absorption room (1) lower sides are provided with drain pipe
(102), three-level absorption chamber (3) top is provided with escaping pipe (302).
2. the absorption plant of hydrogen chloride tail gas during treatment benzophenone according to claim 1 is produced, it is characterised in that：Institute
State three-level absorption chamber (3) top and be provided with rotary electric machine (6), the output end of the rotary electric machine (6) is connected with rotating shaft (601), described
Rotating shaft (601) lower end is connected through the three-level absorption chamber (3) and with the supervisor (501) upper end, the adjacent supervisor
(501) it is connected by connecting shaft (602) between, connecting shaft (602) upper end passes through the interface channel (401), opening (504)
Supervisor (501) lower inner wall corresponding to top is connected, connecting shaft (602) lower end supervisor corresponding to lower section
(501) top exterior walls are connected.
3. the absorption plant of hydrogen chloride tail gas during treatment benzophenone according to claim 1 is produced, it is characterised in that：Institute
It is the unsealed hollow rectangular-shape in front and rear side to state supervisor (501), and the hollow bar (502) is vertical along the supervisor (501)
Section side wall is arranged alternately from top to bottom, at least provided with 10 hollow bars (502) on each described supervisor (501).
4. the absorption plant of hydrogen chloride tail gas during treatment benzophenone according to claim 1 is produced, it is characterised in that：Institute
State and be equipped with flow control valve (7) on air inlet pipe (101), feed tube (301), drain pipe (102).
5. the absorption plant of hydrogen chloride tail gas during treatment benzophenone according to claim 1 is produced, it is characterised in that：Institute
State the fusiform that hollow bar (502) longitudinal section is gradually reduced from center for thickness to both sides.
6. the absorption plant of hydrogen chloride tail gas during treatment benzophenone according to claim 1 is produced, it is characterised in that：Institute
State in supervisor (501) vertical section pipe and be connected by contiguous block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621347359.7U CN206295772U (en) | 2016-12-09 | 2016-12-09 | A kind of absorption plant for processing hydrogen chloride tail gas in benzophenone production |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621347359.7U CN206295772U (en) | 2016-12-09 | 2016-12-09 | A kind of absorption plant for processing hydrogen chloride tail gas in benzophenone production |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206295772U true CN206295772U (en) | 2017-07-04 |
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ID=59212896
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621347359.7U Expired - Fee Related CN206295772U (en) | 2016-12-09 | 2016-12-09 | A kind of absorption plant for processing hydrogen chloride tail gas in benzophenone production |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206295772U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112275117A (en) * | 2020-10-14 | 2021-01-29 | 太仓中化环保化工有限公司 | Hydrochloric acid tank tail gas optimizing treatment device convenient to use |
| CN112341330A (en) * | 2020-10-29 | 2021-02-09 | 安徽海顺化工有限公司 | Acidification reaction process and device for preparing 2-4- (chlorphenyl) -3-methylbutyryl chloride |
-
2016
- 2016-12-09 CN CN201621347359.7U patent/CN206295772U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112275117A (en) * | 2020-10-14 | 2021-01-29 | 太仓中化环保化工有限公司 | Hydrochloric acid tank tail gas optimizing treatment device convenient to use |
| CN112275117B (en) * | 2020-10-14 | 2022-08-26 | 太仓中化环保化工有限公司 | Hydrochloric acid tank tail gas optimization treatment device convenient to use |
| CN112341330A (en) * | 2020-10-29 | 2021-02-09 | 安徽海顺化工有限公司 | Acidification reaction process and device for preparing 2-4- (chlorphenyl) -3-methylbutyryl chloride |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170704 Termination date: 20201209 |