CN209857700U - Waste heat recovery device for sulfonation process - Google Patents
Waste heat recovery device for sulfonation process Download PDFInfo
- Publication number
- CN209857700U CN209857700U CN201920434491.9U CN201920434491U CN209857700U CN 209857700 U CN209857700 U CN 209857700U CN 201920434491 U CN201920434491 U CN 201920434491U CN 209857700 U CN209857700 U CN 209857700U
- Authority
- CN
- China
- Prior art keywords
- pipe
- box
- water
- connector
- fixedly connected
- 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
- 238000000034 method Methods 0.000 title claims abstract description 23
- 238000006277 sulfonation reaction Methods 0.000 title claims abstract description 23
- 238000011084 recovery Methods 0.000 title claims abstract description 17
- 239000002918 waste heat Substances 0.000 title claims abstract description 17
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 55
- 239000007789 gas Substances 0.000 claims abstract description 47
- 238000010438 heat treatment Methods 0.000 claims abstract description 30
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 28
- 229910052802 copper Inorganic materials 0.000 claims abstract description 28
- 239000010949 copper Substances 0.000 claims abstract description 28
- 238000007872 degassing Methods 0.000 claims abstract description 5
- 238000005273 aeration Methods 0.000 claims description 16
- 239000007864 aqueous solution Substances 0.000 claims description 15
- 238000004321 preservation Methods 0.000 claims description 9
- 239000003344 environmental pollutant Substances 0.000 abstract description 7
- 231100000719 pollutant Toxicity 0.000 abstract description 7
- 238000006243 chemical reaction Methods 0.000 abstract description 5
- 239000002699 waste material Substances 0.000 abstract description 4
- 239000012495 reaction gas Substances 0.000 abstract description 2
- 239000003795 chemical substances by application Substances 0.000 description 6
- AKEJUJNQAAGONA-UHFFFAOYSA-N sulfur trioxide Chemical compound O=S(=O)=O AKEJUJNQAAGONA-UHFFFAOYSA-N 0.000 description 6
- 239000002912 waste gas Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- QAOWNCQODCNURD-UHFFFAOYSA-N sulfuric acid Substances OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 3
- 239000002253 acid Substances 0.000 description 2
- 150000001491 aromatic compounds Chemical class 0.000 description 2
- 125000003118 aryl group Chemical group 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- HIFJUMGIHIZEPX-UHFFFAOYSA-N sulfuric acid;sulfur trioxide Chemical compound O=S(=O)=O.OS(O)(=O)=O HIFJUMGIHIZEPX-UHFFFAOYSA-N 0.000 description 2
- KEQGZUUPPQEDPF-UHFFFAOYSA-N 1,3-dichloro-5,5-dimethylimidazolidine-2,4-dione Chemical compound CC1(C)N(Cl)C(=O)N(Cl)C1=O KEQGZUUPPQEDPF-UHFFFAOYSA-N 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- XTHPWXDJESJLNJ-UHFFFAOYSA-N chlorosulfonic acid Substances OS(Cl)(=O)=O XTHPWXDJESJLNJ-UHFFFAOYSA-N 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 125000006575 electron-withdrawing group Chemical group 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 150000002894 organic compounds Chemical class 0.000 description 1
- 229920002635 polyurethane Polymers 0.000 description 1
- 239000004814 polyurethane Substances 0.000 description 1
- 125000000542 sulfonic acid group Chemical group 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
Landscapes
- Treating Waste Gases (AREA)
Abstract
The utility model discloses a sulfonation process waste heat recovery device, the power distribution box comprises a box body, inside heating cabinet, water tank and the gas receiver of being equipped with of box, the heating cabinet passes through connector and intake-tube connection, be equipped with the copper pipe in the heating cabinet, the copper pipe passes through connector and blast pipe and degasification spare intercommunication, the heating cabinet passes through drainage pipe and hot-water tank intercommunication, be equipped with the water pump in the hot-water tank. The gas containing pollutant high heat is transmitted into the copper pipe through the air inlet pipe, water in the heating box is heated by the copper pipe and then stored in the hot water box, the water is discharged through the water pump, high heat in waste reaction gas can be converted into hot water to supply heat for the next procedure, heat energy is recycled, energy is saved, environment is protected, and the gas after heat energy conversion is introduced into the gas storage box containing water solution through the exhaust pipe and is absorbed.
Description
Technical Field
The utility model relates to a sulfonation process production facility technical field especially relates to a sulfonation process waste heat recovery device.
Background
The sulfonation method is an organic synthesis method for introducing sulfonic acid groups by directly reacting organic compounds with sulfonating agents. The main sulfonating agents are concentrated sulfuric acid, fuming sulfuric acid, sulfur trioxide and chlorosulfonic acid. Whatever the sulfonating agent, the active group is sulfur trioxide. Thus, the activity of the sulfonating agent depends on the effective concentration of sulfur trioxide supplied. It is clear that the more dilute the acid, the less active the sulfonating agent. For any aromatic compound there is a minimum acid concentration below which sulfonation does not occur. Generally, the sulfonating agent is selected according to the activity of the aromatic compound. When the aromatic ring is connected with an electron-donating group, sulfonation is easy, and the reaction can be carried out at room temperature by using concentrated sulfuric acid; when the aromatic ring is linked with an electron-withdrawing group, sulfonation is difficult, and the reaction can be carried out at a higher temperature by using fuming sulfuric acid.
The traditional sulfonation reaction needs to heat each process, after one process is finished, high-heat gas containing a large amount of pollutants can be generated, and the traditional solution is to directly exhaust the hot air, so that not only is the heat energy wasted, but also heat pollution is generated, and adverse effects are caused to the environment. In order to respond to the national policy of energy conservation and emission reduction, a waste heat recovery device for a sulfonation process needs to be provided.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the problem that the high-heat gas in a large amount of pollutants generated by the sulfonation reaction in the traditional technology is directly emptied to cause waste of heat energy and environmental pollution, and providing a waste heat recovery device for the sulfonation process.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a sulfonation process waste heat recovery device, includes the box, inside heating cabinet, hot-water tank and the gas receiver of being equipped with of box, upper left side inner wall fixed connection of heating cabinet and box, heating cabinet downside left side wall fixedly connected with connector, connector left end and intake-tube connection, be equipped with the admission valve in the intake pipe, connector right-hand member and copper pipe one end fixed connection, the inside copper pipe that is equipped with of heating cabinet, the copper pipe other end and the connector one end fixed connection of heating cabinet downside right wall, the connector other end passes through blast pipe and degasification spare fixed connection, the heating cabinet lower extreme passes through drainage pipe and hot-water tank intercommunication, the heating cabinet upper end is through inlet channel and external water tank intercommunication, hot-water tank and box downside inner wall fixed connection.
Preferably, the outer surface of the air inlet pipe is provided with a heat preservation pipe, and the heat preservation pipe penetrates through the box body and is fixedly connected with the connector; the drainage pipeline is provided with a drain valve, and the water inlet pipeline is provided with a water inlet valve.
Preferably, the degasification spare comprises gas receiver, blast pipe, aqueous solution and aeration head, connector fixed connection on blast pipe one end and the heating cabinet, the blast pipe other end runs through the gas receiver and extends to the gas receiver downside, the gas receiver is by box right side inner wall fixed connection, the inside aqueous solution that is equipped with of gas receiver, blast pipe top and aeration head fixed connection.
Preferably, a plurality of first through holes and second through holes are sequentially arranged in the aeration head from top to bottom, and the diameter of each first through hole is larger than that of each second through hole.
Preferably, a water pump is arranged at the lower part of the hot water tank and is communicated with an external water using device through a hot water pipe.
Preferably, the inner side of the copper pipe is provided with a semicircular inner bulge, and the outer side of the copper pipe is provided with a semicircular outer bulge.
Compared with the prior art, the utility model discloses possess following advantage:
1. the gas containing pollutant high heat is transmitted into the copper pipe through the air inlet pipe, water in the heating box is heated by the copper pipe, then the water is stored in the hot water tank and is discharged by the water pump, high heat in waste reaction gas can be converted into hot water to supply heat for the next procedure, heat energy is recycled, energy is saved, environment is protected, and the problem of waste of heat energy due to direct evacuation of a large amount of pollutant high heat gas generated by sulfonation in the traditional technology is effectively solved.
2. The gas after the heat energy conversion is introduced into the gas storage box containing the aqueous solution through the exhaust pipe, the gas containing pollutants is absorbed, and the aeration head for increasing the contact area of the gas and the aqueous solution is arranged at the top end of the exhaust pipeline, so that the gas absorption efficiency can be increased, and the environment is protected.
Drawings
Fig. 1 is a schematic structural diagram of a waste heat recovery device for a sulfonation process according to the present invention;
fig. 2 is a cross-sectional view of a copper pipe of a waste heat recovery device of a sulfonation process according to the present invention;
fig. 3 is a schematic structural view of an aeration head of a waste heat recovery device of a sulfonation process according to the present invention.
In the figure: the device comprises a box body 1, a heating box 2, a hot water box 3, a gas storage box 4, an air inlet pipe 5, an air inlet valve 6, a heat preservation pipe 7, a connector 8, a copper pipe 9, an inner protrusion 91, an outer protrusion 92, a drainage pipeline 10, a drainage valve 11, a water pump 12, a water inlet valve 13, an exhaust pipeline 14, a 15 aqueous solution, an aeration head 16, a first through hole 17, a second through hole 18 and a water inlet pipeline 19.
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.
Referring to fig. 1 to 3, a waste heat recovery device for a sulfonation process comprises a box body 1, a heating box 2, a hot water box 3 and a gas storage box 4 are arranged inside the box body 1, the heating box 2 is fixedly connected with the inner wall of the upper left side of the box body 1, a connector 8 is fixedly connected with the left wall of the lower side of the heating box 2, the left end of the connector 8 is connected with a gas inlet pipe 5, a gas inlet valve 6 is arranged on the gas inlet pipe 5, the right end of the connector 8 is fixedly connected with one end of a copper pipe 9, a copper pipe 9 is arranged inside the heating box 2, the other end of the copper pipe 9 is fixedly connected with one end of the connector 8 of the right wall of the lower side of the heating box 2, the other end of the connector 8 is fixedly connected with a gas removal part through a gas exhaust pipe 14, the lower end;
referring to fig. 1, a heat preservation pipe 7 is arranged on the outer surface of an air inlet pipe 5, the heat preservation pipe 7 is a polyurethane heat preservation pipe, and the heat preservation pipe 7 penetrates through a box body 1 and is fixedly connected with a connector 8; a drain valve 11 is arranged on the drainage pipeline 10, a water inlet valve 13 is arranged on the water inlet pipeline 19, a water pump 12 is arranged at the lower part of the hot water tank 3, and the water pump 12 is communicated with an external water using device through a hot water pipe;
referring to fig. 2, the inner side of the copper pipe 9 is provided with a semicircular inner protrusion 91, the outer side of the copper pipe 9 is provided with a semicircular outer protrusion 92, and the contact area between hot air and water in the heating box 2 and the copper pipe 9 is increased, so that the heat energy conversion efficiency is increased;
referring to fig. 3, the degasification spare is by gas holder 4, exhaust pipe 14, aqueous solution 15 and aeration head 16 are constituteed, connector 8 fixed connection on 14 one ends of exhaust pipe and the heating cabinet 2, the 14 other end of exhaust pipe runs through gas holder 4 and extends to gas holder 4 downside, gas holder 4 is by box 1 right side inner wall fixed connection, the inside aqueous solution 15 that is equipped with of gas holder 4, 14 top of exhaust pipe and aeration head 16 fixed connection, aeration head 16 is located the gas holder lower part and makes the easy aqueous solution 15 of waste gas absorb, aeration head 16 is inside from last to being equipped with a plurality of first through-holes 17 and second through-hole down in proper order, the diameter of first through-hole 17 is greater than the diameter of second through-hole 18, increase the pressure before waste gas and the water contact, make.
Now, the operation principle of the present invention is described as follows:
when the utility model is used, the air inlet valve 6 is opened, the waste gas enters the copper pipe 9 through the air inlet pipeline 5 and the connector 8, the contact area between the copper pipe 9 and the water in the heating box 2 is increased because the inner side of the copper pipe 9 is provided with the semicircular inner bulge 91, and the outer side of the copper pipe 9 is provided with the semicircular outer bulge 92, so that the heat energy in the gas is converted into the heat energy in the water, enters the hot water box 3 through the exhaust pipeline 10 and the drain valve 11, and is transferred to the next process for use through the water pump 12 and the water pipe;
after waste gas carries out the heat exchange, through connector 8 and blast pipe 14 with gas through aeration head 16 discharge into the gas receiver that is equipped with aqueous solution 15, avoid the direct evacuation polluted environment of gas that contains the pollutant, and be equipped with the aeration head 16 of increase gas and aqueous solution 15 area of contact on the exhaust duct 14 top, aeration head 16 is inside from last first through-hole 17 and the second through-hole of having set gradually down, the diameter of first through-hole 17 is greater than the diameter of second through-hole 18, consequently, increase the pressure before gas and aqueous solution 15 contact, make gas fully can contact with aqueous solution 15, can increase aqueous solution 15 absorbed gas's efficiency.
In the present invention, unless otherwise expressly stated or limited, the terms "sliding", "rotating", "fixed", "provided", and the like are to be understood in a broad sense, e.g. as welded connections, as bolted connections, or as integral parts; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. The waste heat recovery device for the sulfonation process comprises a box body (1) and is characterized in that a heating box (2), a hot water box (3) and a gas storage box (4) are arranged inside the box body (1), the heating box (2) is fixedly connected with the inner wall of the upper left side of the box body (1), a connector (8) is fixedly connected with the left side wall of the lower side of the heating box (2), the left end of the connector (8) is connected with an air inlet pipe (5), an air inlet valve (6) is arranged on the air inlet pipe (5), the right end of the connector (8) is fixedly connected with one end of a copper pipe (9), a copper pipe (9) is arranged inside the heating box (2), the other end of the copper pipe (9) is fixedly connected with one end of the connector (8) of the right side wall of the lower side of the heating box (2), the other end of the connector (8) is fixedly connected with a gas removal part through an exhaust pipe (14), the upper end of the heating box (2) is communicated with an external water tank through a water inlet pipeline (19), and the hot water tank (3) is fixedly connected with the inner wall of the lower side of the box body (1).
2. The waste heat recovery device of the sulfonation process according to claim 1, wherein a heat preservation pipe (7) is arranged on the outer surface of the air inlet pipe (5), and the heat preservation pipe (7) penetrates through the box body (1) and is fixedly connected with the connector (8); a drain valve (11) is arranged on the drainage pipeline (10), and a water inlet valve (13) is arranged on the water inlet pipeline (19).
3. The waste heat recovery device for the sulfonation process according to claim 1, wherein the degassing member comprises a gas storage tank (4), an exhaust pipe (14), an aqueous solution (15) and an aeration head (16), one end of the exhaust pipe (14) is fixedly connected with a connector (8) on the heating tank (2), the other end of the exhaust pipe (14) penetrates through the gas storage tank (4) and extends to the lower side of the gas storage tank (4), the gas storage tank (4) is fixedly connected with the inner wall of the right side of the tank body (1), the aqueous solution (15) is arranged inside the gas storage tank (4), and the top end of the exhaust pipe (14) is fixedly connected with the aeration head (16).
4. The waste heat recovery device of claim 3, wherein the aeration head (16) is provided with a plurality of first through holes (17) and second through holes from top to bottom, and the diameter of the first through holes (17) is larger than that of the second through holes (18).
5. The waste heat recovery device of the sulfonation process according to claim 1, wherein a water pump (12) is arranged at the lower part of the hot water tank (3), and the water pump (12) is communicated with an external water using device through a hot water pipe.
6. The waste heat recovery device of claim 1, wherein the copper pipe (9) is provided with a semicircular inner protrusion (91) at the inner side, and the copper pipe (9) is provided with a semicircular outer protrusion (92) at the outer side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920434491.9U CN209857700U (en) | 2019-04-02 | 2019-04-02 | Waste heat recovery device for sulfonation process |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920434491.9U CN209857700U (en) | 2019-04-02 | 2019-04-02 | Waste heat recovery device for sulfonation process |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209857700U true CN209857700U (en) | 2019-12-27 |
Family
ID=68936187
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920434491.9U Expired - Fee Related CN209857700U (en) | 2019-04-02 | 2019-04-02 | Waste heat recovery device for sulfonation process |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209857700U (en) |
-
2019
- 2019-04-02 CN CN201920434491.9U patent/CN209857700U/en not_active Expired - Fee Related
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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: 20191227 |