CN213965915U - Absorption tower for post-treatment of 2-chloro-5-chloromethylpyridine - Google Patents
Absorption tower for post-treatment of 2-chloro-5-chloromethylpyridine Download PDFInfo
- Publication number
- CN213965915U CN213965915U CN202022967775.XU CN202022967775U CN213965915U CN 213965915 U CN213965915 U CN 213965915U CN 202022967775 U CN202022967775 U CN 202022967775U CN 213965915 U CN213965915 U CN 213965915U
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- Prior art keywords
- absorption
- absorption tower
- pipe network
- tower main
- spraying 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
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- 238000010521 absorption reaction Methods 0.000 title claims abstract description 99
- SKCNYHLTRZIINA-UHFFFAOYSA-N 2-chloro-5-(chloromethyl)pyridine Chemical compound ClCC1=CC=C(Cl)N=C1 SKCNYHLTRZIINA-UHFFFAOYSA-N 0.000 title claims description 14
- 239000007788 liquid Substances 0.000 claims abstract description 38
- 238000005507 spraying Methods 0.000 claims abstract description 27
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 22
- 229910052799 carbon Inorganic materials 0.000 claims description 20
- 239000007921 spray Substances 0.000 abstract description 26
- 239000002912 waste gas Substances 0.000 abstract description 25
- 238000000746 purification Methods 0.000 abstract description 11
- 239000007789 gas Substances 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 206010070834 Sensitisation Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 239000000796 flavoring agent Substances 0.000 description 1
- 235000019634 flavors Nutrition 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 150000002894 organic compounds Chemical class 0.000 description 1
- 239000000575 pesticide Substances 0.000 description 1
- 238000012805 post-processing Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000008313 sensitization Effects 0.000 description 1
- 230000002194 synthesizing effect Effects 0.000 description 1
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- Treating Waste Gases (AREA)
Abstract
The utility model discloses an absorption tower is used in 2-chlorine-5-chloromethyl pyridine aftertreatment, including bottom plate and absorption box, be provided with the absorption tower main part on the bottom plate, and the right side of absorption tower main part is connected with the supporting seat, and absorption tower main part top is connected with exhaust passage simultaneously, be provided with the liquid reserve tank on the supporting seat, and be provided with the liquid pump in the liquid reserve tank, be provided with first spray pipe network and second spray pipe network in the absorption tower main part, the absorption box sets up the left side in the absorption tower main part. This absorption tower is used in 2-chlorine-5-chloromethyl pyridine aftertreatment is provided with the absorption box, and the absorption liquid in the absorption box can carry out first absorption and purification to inlet line exhaust waste gas, is provided with first pipe network and the second of spraying simultaneously and sprays the pipe network, and first pipe network and the second of spraying spray the shower head on the pipe network and can carry out the secondary to the waste gas after first purification and spray to be convenient for make absorption liquid and waste gas carry out abundant contact, and then be convenient for improve the device and absorb and the quality of purification to waste gas.
Description
Technical Field
The utility model relates to an exhaust-gas treatment technical field specifically is an absorption tower is used in 2-chlorine-5-chloromethyl pyridine aftertreatment.
Background
2-chloro-5-chloromethyl pyridine is an organic compound and an important intermediate for synthesizing pesticides and medicines. Has strong sensitization, pungent odor and corrosiveness, can generate a large amount of waste gas in the preparation process of the 2-chloro-5-chloromethylpyridine, and the waste gas is easy to pollute the external environment if being discharged randomly without subsequent treatment. The existing waste gas treatment mode is to utilize absorption liquid which reacts with waste gas to absorb and purify the waste gas, most of the existing absorption towers for post-treatment of 2-chloro-5-chloromethylpyridine are simple in structure and only have an absorption and purification process, so that the phenomenon of incomplete absorption and purification is easy to occur, and the existing equipment needs to be improved aiming at the problems.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an absorption tower is used in 2-chlorine-5-chloromethyl pyridine aftertreatment to solve the most simple structure of current 2-chlorine-5-chloromethyl pyridine for aftertreatment absorption tower who proposes in the above-mentioned background art and only possess one and absorb the purification process, thereby appear absorbing the not thorough problem of purification easily.
In order to achieve the above object, the utility model provides a following technical scheme: an absorption tower for post-treatment of 2-chloro-5-chloromethylpyridine comprises a bottom plate and an absorption box,
the absorption tower comprises a bottom plate, wherein an absorption tower main body is arranged on the bottom plate, the right side of the absorption tower main body is connected with a supporting seat, the top of the absorption tower main body is connected with an exhaust passage, a liquid storage tank is arranged on the supporting seat, a liquid pump is arranged in the liquid storage tank, a first spraying pipe network and a second spraying pipe network are arranged in the absorption tower main body, the first spraying pipe network is arranged below the second spraying pipe network, and the first spraying pipe network and the second spraying pipe network are connected with the liquid pump through conveying pipelines;
the absorption box is arranged on the left side of the absorption tower main body and is connected with the absorption tower main body through a connecting pipeline, and meanwhile, the left side of the absorption box is connected with an air inlet pipeline.
Preferably, a drain cock is connected to both the lower right of the absorption tower main body and the lower left of the absorption tank.
Preferably, the bottoms of the first spraying pipe network and the second spraying pipe network are both provided with a spraying head.
Preferably, an active carbon filter screen is arranged in the exhaust channel, and the bottom of the active carbon filter screen is clamped with the inner bottom of the exhaust channel.
Preferably, the active carbon filter screen and the exhaust passage constitute a pull structure, and the active carbon filter screen is provided with two sets.
Preferably, the top of absorption case and liquid reserve tank all the block is connected with the top cap.
Compared with the prior art, the beneficial effects of the utility model are that: the absorption tower for post-processing of the 2-chloro-5-chloromethylpyridine,
(1) the absorption box is arranged, the absorption liquid in the absorption box can carry out primary absorption and purification on the waste gas discharged by the gas inlet pipeline, and meanwhile, the first spraying pipe network and the second spraying pipe network are arranged, and the spraying heads on the first spraying pipe network and the second spraying pipe network can carry out secondary spraying on the waste gas after primary purification, so that the absorption liquid can be in full contact with the waste gas, and the quality of the device for absorbing and purifying the waste gas can be improved;
(2) be provided with the active carbon filter screen, the active carbon filter screen can adsorb the waste gas after absorption and purification and remove the flavor to be convenient for prevent that the peculiar smell in the waste gas from polluting external environment, and then be convenient for enrich the inner structure of device, when the active carbon filter screen need be renewed simultaneously, the staff can be manual with the active carbon filter screen from the exhaust passage in the pull out renew, the dismantlement process is comparatively simple.
Drawings
FIG. 1 is a schematic view of the cross-sectional structure of the present invention;
FIG. 2 is an enlarged schematic view of the structure at A of FIG. 1 according to the present invention;
fig. 3 is a schematic view of the structure of the spray header of the present invention viewed from above in terms of the position distribution on the first spray pipe network; .
In the figure: 1. the bottom plate, 2, absorption tower main part, 3, supporting seat, 4, liquid reserve tank, 5, liquid pump, 6, first pipe network that sprays, 7, second spray the pipe network, 8, shower head, 9, pipeline, 10, exhaust passage, 11, active carbon filter screen, 12, absorption tank, 13, connecting tube, 14, inlet duct, 15, top cap, 16, flowing back tap.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution: an absorption tower for post-treatment of 2-chloro-5-chloromethylpyridine is disclosed, as shown in fig. 1 and fig. 2, an absorption tower main body 2 is arranged on a bottom plate 1, a support base 3 is connected to the right side of the absorption tower main body 2, an exhaust passage 10 is connected to the top of the absorption tower main body 2, an active carbon filter screen 11 is arranged in the exhaust passage 10, the bottom of the active carbon filter screen 11 is clamped with the inner bottom of the exhaust passage 10, the active carbon filter screen 11 can adsorb and filter peculiar smell in waste gas, so that the functionality of the device is enriched, the active carbon filter screen 11 and the exhaust passage 10 form a pull structure, so that a worker can pull the active carbon filter screen 11 out of the exhaust passage 10 for renewal, two groups of active carbon filter screens 11 are arranged, and a sealing ring is arranged at the joint of the active carbon filter screen 11 and the exhaust passage 10, so that the sealing performance of the device is improved, a liquid storage tank 4 is arranged on the supporting seat 3, and a liquid pump 5 is arranged in the liquid storage tank 4.
As shown in fig. 1 and 3, a first spray pipe network 6 and a second spray pipe network 7 are arranged in the absorption tower main body 2, spray headers 8 are arranged at the bottoms of the first spray pipe network 6 and the second spray pipe network 7, the spray headers 8 are uniformly distributed on the first spray pipe network 6 and the second spray pipe network 7, the spray headers 8 are convenient for spraying the waste gas, so that the waste gas is fully contacted with the absorption liquid, so that the absorption and purification quality of the device is ensured, the first spray pipe network 6 is arranged below the second spray pipe network 7, the first spray pipe network 6 and the second spray pipe network 7 are connected with the liquid pump 5 through a conveying pipeline 9, the absorption box 12 is arranged at the left side of the absorption tower main body 2, the absorption box 12 is connected with the absorption tower main body 2 through a connecting pipeline 13, the left side of the absorption box 12 is connected with an air inlet pipeline 14, the top of the absorption box 12 and the top of the liquid storage box 4 are connected with a top cover 15 in a clamping manner, the inside of absorption tank 12 and liquid reserve tank 4 is cleared up to staff's energy accessible open top cap 15, also can add the absorption liquid to the inside of absorption tank 12 and liquid reserve tank 4 through opening top cap 15 simultaneously, and the right side below of absorption tower main part 2 and the left side below of absorption tank 12 all are connected with drainage cock 16, and the staff can open drainage cock 16 and discharge the absorption liquid after absorption waste gas in absorption tower main part 2 and the absorption tank 12.
The working principle is as follows: when the absorption tower for post-treatment of 2-chloro-5-chloromethylpyridine is used, firstly, the top cover 15 can be opened to add absorption liquid into the liquid storage tank 4 and the absorption tank 12, then the top cover 15 is clamped at the tops of the liquid storage tank 4 and the absorption tank 12, then a power supply starting device is connected, waste gas is discharged into the absorption tank 12 through the air inlet pipeline 14, the absorption liquid in the absorption tank 12 is contacted with the waste gas and absorbs the waste gas for the first time, the waste gas after being absorbed and purified for the first time enters the absorption tower main body 2 through the connecting pipeline 13, meanwhile, under the action of the liquid pump 5, the absorption liquid in the liquid storage tank 4 sprays and absorbs the waste gas entering the absorption tower main body 2 through the spray heads 8 on the first spray pipe network 6 and the second spray pipe network 7, the waste gas after being sprayed adsorbs and removes odor by the activated carbon filter screen 11 in the exhaust passage 10 and then is discharged to the outside, this completes the work and is not described in detail in this specification as it is well known in the art.
The terms "central," "longitudinal," "lateral," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings for ease of description, but are not intended to indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the scope of the invention.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (6)
1. The utility model provides a 2-chlorine-5-chloromethyl pyridine is absorption tower for aftertreatment, includes bottom plate (1) and absorption box (12), its characterized in that:
the absorption tower comprises a bottom plate (1), wherein an absorption tower main body (2) is arranged on the bottom plate (1), a supporting seat (3) is connected to the right side of the absorption tower main body (2), an exhaust passage (10) is connected to the top of the absorption tower main body (2), a liquid storage tank (4) is arranged on the supporting seat (3), a liquid pump (5) is arranged in the liquid storage tank (4), a first spraying pipe network (6) and a second spraying pipe network (7) are arranged in the absorption tower main body (2), the first spraying pipe network (6) is arranged below the second spraying pipe network (7), and the first spraying pipe network (6) and the second spraying pipe network (7) are connected with the liquid pump (5) through a conveying pipeline (9);
the absorption box (12), the absorption box (12) sets up the left side at absorption tower main part (2), and absorption box (12) are connected with absorption tower main part (2) through connecting tube (13), and the left side of absorption box (12) is connected with air intake duct (14) simultaneously.
2. The absorption tower for post-treatment of 2-chloro-5-chloromethylpyridine according to claim 1, wherein: and liquid discharge faucets (16) are connected to the right lower part of the absorption tower main body (2) and the left lower part of the absorption box (12).
3. The absorption tower for post-treatment of 2-chloro-5-chloromethylpyridine according to claim 1, wherein: and the bottoms of the first spraying pipe network (6) and the second spraying pipe network (7) are provided with spraying heads (8).
4. The absorption tower for post-treatment of 2-chloro-5-chloromethylpyridine according to claim 1, wherein: an active carbon filter screen (11) is arranged in the exhaust channel (10), and the bottom of the active carbon filter screen (11) is clamped with the inner bottom of the exhaust channel (10).
5. The absorption tower for post-treatment of 2-chloro-5-chloromethylpyridine according to claim 4, wherein: the active carbon filter screen (11) and the exhaust passage (10) form a drawing structure, and the active carbon filter screen (11) is provided with two groups.
6. The absorption tower for post-treatment of 2-chloro-5-chloromethylpyridine according to claim 1, wherein: the top of the absorption box (12) and the top of the liquid storage box (4) are connected with a top cover (15) in a clamping manner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022967775.XU CN213965915U (en) | 2020-12-11 | 2020-12-11 | Absorption tower for post-treatment of 2-chloro-5-chloromethylpyridine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022967775.XU CN213965915U (en) | 2020-12-11 | 2020-12-11 | Absorption tower for post-treatment of 2-chloro-5-chloromethylpyridine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213965915U true CN213965915U (en) | 2021-08-17 |
Family
ID=77242961
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022967775.XU Expired - Fee Related CN213965915U (en) | 2020-12-11 | 2020-12-11 | Absorption tower for post-treatment of 2-chloro-5-chloromethylpyridine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213965915U (en) |
-
2020
- 2020-12-11 CN CN202022967775.XU patent/CN213965915U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210817 |