CN207113642U - A kind of Nitrobenzene Rectification tower byproduct steam condensate recycling device - Google Patents
A kind of Nitrobenzene Rectification tower byproduct steam condensate recycling device Download PDFInfo
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- CN207113642U CN207113642U CN201721090962.6U CN201721090962U CN207113642U CN 207113642 U CN207113642 U CN 207113642U CN 201721090962 U CN201721090962 U CN 201721090962U CN 207113642 U CN207113642 U CN 207113642U
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Abstract
The utility model discloses a kind of Nitrobenzene Rectification tower byproduct steam condensate recycling device, including recycling can, the top of the recycling can is connected with air inlet pipe, the inner sealing of recycling can is connected with two horizontally disposed demarcation strips, two vertically disposed steam heat exchanging tubes are provided between two demarcation strips, multiple fin are installed on the lateral wall of steam heat exchanging tube, the both ends of steam heat exchanging tube extend respectively to the both sides of two demarcation strips, the second water inlet pipe and the second outlet pipe are connected in the both sides side wall of recycling can, second water inlet pipe and the second outlet pipe extend respectively to the outside of recycling can, motor is fixed with by screw in the bottom side wall of recycling can, puddle support after the output axis connection of motor, puddle support is located at the inside of recycling can, annular canister is sealedly connected with the Basolateral wall of recycling can.The utility model can be condensed to vapor, and the heat of condensed water can be utilized again, and heat recovery and utilization rate is high.
Description
Technical field
It the utility model is related to recycling of condensed steam technical field in Aniline Production, more particularly to a kind of Nitrobenzene Rectification tower
Byproduct steam condensate recycling device.
Background technology
At present in Aniline Unit, nitrobenzene uses adiabatic nitration technology, and aniline uses nitrobenzene gas-phase catalytic hydrogenation technique；
The technique have insulating energy-saving, closed environmental protection, the short intrinsic safety of reaction time, reduction high conversion rate catalyst amount it is few,
The features such as quantity of three wastes is few.Need to carry out rectification and purification after the completion of nitrobenzene nitrification, rectifying column can produce largely in process of production
Steam, the direct discharge of steam can cause thermal pollution, and steam is directly discharged to the waste that can cause energy, existing steaming
Vapour reclaims the heat for only having reclaimed steam, and the heat of condensed water is not by utilizing, and is this it is proposed that a kind of nitro benzin
Evaporate tower byproduct steam condensate recycling device.
Utility model content
The purpose of this utility model is and a kind of Nitrobenzene Rectification proposed in order to solve shortcoming present in prior art
Tower byproduct steam condensate recycling device.
To achieve these goals, the utility model employs following technical scheme：
A kind of Nitrobenzene Rectification tower byproduct steam condensate recycling device, including recycling can, the top connection of the recycling can
There is air inlet pipe, the inner sealing of recycling can is connected with two horizontally disposed demarcation strips, and being provided with two between two demarcation strips hangs down
The steam heat exchanging tube directly set, multiple fin, the both ends difference of steam heat exchanging tube are installed on the lateral wall of steam heat exchanging tube
The both sides of two demarcation strips are extended to, the second water inlet pipe and the second outlet pipe are connected in the both sides side wall of recycling can, the
Two water inlet pipes and the second outlet pipe extend respectively to the outside of recycling can, and drive is fixed with by screw in the bottom side wall of recycling can
Dynamic motor, puddle support, puddle support are located at the inside of recycling can, the Basolateral of recycling can to the output axis connection of motor later
Annular canister is sealedly connected with wall, is connected with the first water inlet pipe in the side side wall of annular canister, in the opposite side side wall of annular canister
The first outlet pipe is connected with, the inside of recycling can is provided with annular heat conducting pipe, and annular heat conducting pipe is located at the lower section of demarcation strip, and annular is led
One end of heat pipe extends to the inside of annular canister, and the both ends of annular heat conducting pipe are respectively connected with liquid pump, and liquid pump is arranged on annular canister
Top side wall on, drainpipe is connected with the bottom side wall of recycling can, valve is installed on drainpipe.
Preferably, the annular heat conducting pipe includes the first heat exchanger tube and the second heat exchanger tube, and the first heat exchanger tube is located at recycling can
Inside, the second heat exchanger tube is located at the inside of annular canister, and one end of second the first heat exchanger tube of heat exchanger tube and the second heat exchanger tube is mutual
The other end of connection, the first heat exchanger tube and the second heat exchanger tube is respectively connected with liquid pump.
Preferably, gas backstreaming pipe is connected with the side side wall of the recycling can, one end of gas backstreaming pipe extends to
The top of the demarcation strip of top, the other end of gas backstreaming pipe extend to the bottom of the demarcation strip of lowermost end.
Preferably, the inside of the annular heat conducting pipe is filled with conductive fluid, is connected with the lateral wall of annular heat conducting pipe more
Individual equally distributed heat conductive rod, one end of heat conductive rod extend to the inside of annular heat conducting pipe.
Preferably, first water inlet pipe is located at the lower section of the first outlet pipe, and the second water inlet pipe is located at the second outlet pipe
Lower section.
Preferably, the outside of the recycling can is provided with insulating sponge.
The beneficial effects of the utility model：By recycling can, the second water inlet pipe, steam heat exchanging tube, demarcation strip, air inlet pipe,
The setting of second outlet pipe, fin and gas return duct, vapor can be condensed, once without condensation steam,
Recovery can be condensed again, and recovering effect is good；Led by motor, puddle support, recycling can, the first water inlet pipe, annular canister, annular
The setting of heat pipe, liquid pump, the first outlet pipe and drainpipe, can be utilized, heat utilization ratio again to the heat of condensed water
Height, the present apparatus can condense to vapor, the heat of condensed water can be utilized again, heat recovery and utilization rate
It is high.
Brief description of the drawings
Fig. 1 be the utility model proposes a kind of Nitrobenzene Rectification tower byproduct steam condensate recycling device structural representation
Figure；
Fig. 2 be the utility model proposes a kind of Nitrobenzene Rectification tower byproduct steam condensate recycling device steam heat exchanging tube
With the structural representation of fin.
In figure：1 motor, 2 puddle supports, 3 recycling cans, 4 first water inlet pipes, 5 annular canisters, 6 annular heat conducting pipes, 7 liquid pumps,
8 second water inlet pipes, 9 steam heat exchanging tubes, 10 demarcation strips, 11 air inlet pipe, 12 second outlet pipes, 13 gas backstreaming pipes, 14 first go out
Water pipe, 15 drainpipes, 16 fin.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole
Embodiment.
Reference picture 1-2, a kind of Nitrobenzene Rectification tower byproduct steam condensate recycling device, including recycling can 3, its feature exist
In the top of the recycling can 3 is connected with air inlet pipe 11, and the inner sealing of recycling can 3 is connected with two horizontally disposed separations
Plate 10, two vertically disposed steam heat exchanging tubes 9 are provided between two demarcation strips 10, are installed on the lateral wall of steam heat exchanging tube 9
There are multiple fin 16, the both ends of steam heat exchanging tube 9 extend respectively to the both sides of two demarcation strips 10, the both sides side of recycling can 3
The second water inlet pipe 4 and the second outlet pipe 12 are connected on wall, the second water inlet pipe 4 and the second outlet pipe 12 extend respectively to back
The outside of closed cans 3, motor 1, the output axis connection of motor 1 are fixed with by screw in the bottom side wall of recycling can 3
Later puddle support 2, puddle support 2 are located at the inside of recycling can 3, annular canister 5 are sealedly connected with the Basolateral wall of recycling can 3,
The first water inlet pipe 4 is connected with the side side wall of annular canister 5, the first outlet pipe 14 is connected with the opposite side side wall of annular canister 5,
The inside of recycling can 3 is provided with annular heat conducting pipe 6, and annular heat conducting pipe 6 is located at the lower section of demarcation strip 10, one end of annular heat conducting pipe 6
The inside of annular canister 5 is extended to, and the both ends of annular heat conducting pipe 6 are respectively connected with liquid pump 7, liquid pump 7 is arranged on the top of annular canister 5
In side wall, drainpipe 15 is connected with the bottom side wall of recycling can 3, valve is installed on drainpipe 15, annular heat conducting pipe 6 includes
First heat exchanger tube and the second heat exchanger tube, the first heat exchanger tube are located at the inside of recycling can 3, and the second heat exchanger tube is located at the interior of annular canister 5
One end of portion, second the first heat exchanger tube of heat exchanger tube and the second heat exchanger tube is connected with each other, the first heat exchanger tube and the second heat exchanger tube it is another
One end is respectively connected with liquid pump 7, and gas backstreaming pipe 13 is connected with the side side wall of recycling can 3, and one end of gas backstreaming pipe 13 is prolonged
The top of the demarcation strip 10 of top is extended, the other end of gas backstreaming pipe 13 extends to the bottom of the demarcation strip 10 of lowermost end,
The inside of annular heat conducting pipe 6 is filled with conductive fluid, and multiple equally distributed heat conduction are connected with the lateral wall of annular heat conducting pipe 6
Rod, one end of heat conductive rod extend to the inside of annular heat conducting pipe 6, and the first water inlet pipe 4 is located at the lower section of the first outlet pipe 14, and second
Water inlet pipe 8 is located at the lower section of the second outlet pipe 12, and the outside of recycling can 3 is provided with insulating sponge.
Operation principle：When in use, Nitrobenzene Rectification tower byproduct steam is discharged into recycling can 3 by air inlet pipe 11, the
One water inlet pipe 4 and the second water inlet pipe 8 start to intake, and steam, which enters in steam heat exchanging tube 9, carries out heat exchange condensation, the current with entrance
Exchanged heat, and the setting of fin 9, further promote heat exchange, steam condenses to the cold, and condensed water flows into recycling can 3
On the inwall of bottom, motor 1 drives puddle support 2 to rotate so that the even heat of condensed water distributes, and starts liquid pump 7, liquid pump 7
The conductive fluid in annular heat conducting pipe 6 is driven to circulate, by the heat transfer in cooling water to the current in annular canister 5, to condensation
The heat of water is exchanged heat, and after heat exchange, is discharged the condensed water of no heat by drainpipe 15, the present apparatus can be to water
Steam is condensed, and the heat of condensed water can be utilized again, and heat recovery and utilization rate is high.
It is described above, the only preferable embodiment of the utility model, but the scope of protection of the utility model is not
This is confined to, any one skilled in the art is in the technical scope that the utility model discloses, according to this practicality
New technical scheme and its utility model design are subject to equivalent substitution or change, should all cover in protection model of the present utility model
Within enclosing.
Claims (6)
1. a kind of Nitrobenzene Rectification tower byproduct steam condensate recycling device, including recycling can（3）, it is characterised in that the recovery
Tank（3）Top be connected with air inlet pipe（11）, recycling can（3）Inner sealing be connected with two horizontally disposed demarcation strips
（10）, two demarcation strips（10）Between be provided with two vertically disposed steam heat exchanging tubes（9）, steam heat exchanging tube（9）Lateral wall
On multiple fin are installed（16）, steam heat exchanging tube（9）Both ends extend respectively to two demarcation strips（10）Both sides, recovery
Tank（3）Both sides side wall on be connected to the second water inlet pipe（4）With the second outlet pipe（12）, the second water inlet pipe（4）With second
Outlet pipe（12）Extend respectively to recycling can（3）Outside, recycling can（3）Bottom side wall on by screw be fixed with driving electricity
Machine（1）, motor（1）Output axis connection after puddle support（2）, puddle support（2）Positioned at recycling can（3）Inside, recovery
Tank（3）Basolateral wall on be sealedly connected with annular canister（5）, annular canister（5）Side side wall on be connected with the first water inlet pipe
（4）, annular canister（5）Opposite side side wall on be connected with the first outlet pipe（14）, recycling can（3）Inside be provided with annular heat conducting pipe
（6）, annular heat conducting pipe（6）Positioned at demarcation strip（10）Lower section, annular heat conducting pipe（6）One end extend to annular canister（5）It is interior
Portion, and annular heat conducting pipe（6）Both ends be respectively connected with liquid pump（7）, liquid pump（7）Installed in annular canister（5）Top side wall on, return
Closed cans（3）Bottom side wall on be connected with drainpipe（15）, drainpipe（15）On valve is installed.
2. a kind of Nitrobenzene Rectification tower byproduct steam condensate recycling device according to claim 1, it is characterised in that described
Annular heat conducting pipe（6）Including the first heat exchanger tube and the second heat exchanger tube, the first heat exchanger tube is located at recycling can（3）Inside, second changes
Heat pipe is located at annular canister（5）Inside, one end of second the first heat exchanger tube of heat exchanger tube and the second heat exchanger tube is connected with each other, and first changes
The other end of heat pipe and the second heat exchanger tube is respectively connected with liquid pump（7）.
3. a kind of Nitrobenzene Rectification tower byproduct steam condensate recycling device according to claim 1, it is characterised in that described
Recycling can（3）Side side wall on be connected with gas backstreaming pipe（13）, gas backstreaming pipe（13）One end extend to top
Demarcation strip（10）Top, gas backstreaming pipe（13）The other end extend to the demarcation strip of lowermost end（10）Bottom.
4. a kind of Nitrobenzene Rectification tower byproduct steam condensate recycling device according to claim 1, it is characterised in that described
Annular heat conducting pipe（6）Inside be filled with conductive fluid, annular heat conducting pipe（6）Lateral wall on be connected with multiple equally distributed lead
Hot pin, one end of heat conductive rod extend to annular heat conducting pipe（6）Inside.
5. a kind of Nitrobenzene Rectification tower byproduct steam condensate recycling device according to claim 1, it is characterised in that described
First water inlet pipe（4）Positioned at the first outlet pipe（14）Lower section, the second water inlet pipe（8）Positioned at the second outlet pipe（12）Lower section.
6. a kind of Nitrobenzene Rectification tower byproduct steam condensate recycling device according to claim 1, it is characterised in that described
Recycling can（3）Outside be provided with insulating sponge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721090962.6U CN207113642U (en) | 2017-08-29 | 2017-08-29 | A kind of Nitrobenzene Rectification tower byproduct steam condensate recycling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721090962.6U CN207113642U (en) | 2017-08-29 | 2017-08-29 | A kind of Nitrobenzene Rectification tower byproduct steam condensate recycling device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207113642U true CN207113642U (en) | 2018-03-16 |
Family
ID=61586419
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721090962.6U Active CN207113642U (en) | 2017-08-29 | 2017-08-29 | A kind of Nitrobenzene Rectification tower byproduct steam condensate recycling device |
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| CN (1) | CN207113642U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113244646A (en) * | 2021-07-05 | 2021-08-13 | 山东彩客东奥化学有限公司 | Rectifying tower is used in nitrobenzene production |
| CN115253358A (en) * | 2022-07-14 | 2022-11-01 | 丽水学院 | Raw material extraction condenser for catalyst preparation |
| CN115265229A (en) * | 2022-08-10 | 2022-11-01 | 常熟市格威普气体设备有限公司 | Squirrel-cage frame type radiator |
-
2017
- 2017-08-29 CN CN201721090962.6U patent/CN207113642U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113244646A (en) * | 2021-07-05 | 2021-08-13 | 山东彩客东奥化学有限公司 | Rectifying tower is used in nitrobenzene production |
| CN115253358A (en) * | 2022-07-14 | 2022-11-01 | 丽水学院 | Raw material extraction condenser for catalyst preparation |
| CN115253358B (en) * | 2022-07-14 | 2023-05-30 | 丽水学院 | Raw material extraction condenser for catalyst preparation |
| CN115265229A (en) * | 2022-08-10 | 2022-11-01 | 常熟市格威普气体设备有限公司 | Squirrel-cage frame type radiator |
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