CN209464845U - A kind of hydrogen sulfide absorption tower for methanol production - Google Patents
A kind of hydrogen sulfide absorption tower for methanol production Download PDFInfo
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- CN209464845U CN209464845U CN201920004178.1U CN201920004178U CN209464845U CN 209464845 U CN209464845 U CN 209464845U CN 201920004178 U CN201920004178 U CN 201920004178U CN 209464845 U CN209464845 U CN 209464845U
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- fixedly connected
- drainage conduit
- absorption tower
- rose box
- reserve tank
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Abstract
The utility model discloses a kind of hydrogen sulfide absorption towers for methanol production, including bottom plate, support frame is fixedly installed at the top of the bottom plate, absorption tower ontology is fixedly installed on support frame as described above, downtake pipe is fixedly connected at the top of the absorption tower ontology, Rose Box is fixedly installed at the top of support frame as described above, the Rose Box is fixedly connected with one end of gas-guide tube close to the side of absorption tower ontology, the other end of the gas-guide tube is fixedly connected with downtake pipe, second exhaust pipe is fixedly connected at the top of the Rose Box, the first liquid reserve tank is fixedly installed at the top of support frame as described above.The utility model practicability is high, and by setting Rose Box and the sodium hydroxide solution spray system matched with Rose Box, the further hydrogen sulfide gas removed in raw gas can effectively improve the degree of purification of coal gas, and then the yield of methanol is made to be guaranteed.
Description
Technical field:
The utility model relates to methanol production technical field more particularly to a kind of hydrogen sulfide absorptions for methanol production
Tower.
Background technique:
Methanol is important one of chemical industry basic material, needs to use during producing methanol as raw material using coal gas
Low-temp methanol is washed technology and is purified to raw gas, and the foreign gases such as hydrogen sulfide and the carbon dioxide in raw gas are removed.
A kind of hydrogen sulfide absorption tower for methanol production of Publication No. CN204981789U in the prior art, including tower
Body, tower body are built-in with the liter gas tower tray that top is provided with baffling cap, rise gas tower tray tower body inner cavity is divided into be distributed up and down it is de-
Sulphur section and prewashing section, the prewashing section are built-in with first baffle, are equipped with the first deflector above first baffle, prewashing section side wall is opened
Equipped with inlet, prewashing section bottom offers liquid outlet, and the desulfurization section is built-in with second baffle, is equipped with above second baffle
The second deflector that muti-piece is interspersed, desulfurization section top offer gas vent, and desulfurization section sidewall bottom offers qualifying liquid
Outlet.It, can be effective by the processing of prewashing section and desulfurization section although the utility model structure is simple, reasonable design, easy operation
The hydrogen sulfide in raw gas is removed, absorption process is quick, accelerates manufacturing schedule, but hydrogen sulfide exists as a kind of sour gas
The process meeting heat release being mutually dissolved with low-temp methanol, this temperature that will lead to the low-temp methanol in absorption tower gradually rises, and first
After alcohol temperature increases, absorbability can die down, this, which will lead to some hydrogen sulfide, to be absorbed in time, these are not absorbed
Hydrogen sulfide be discharged with coal gas after, will affect the service life of synthetic catalyst and the yield and quality of methanol, not can guarantee
Clean manufacturing proposes a kind of hydrogen sulfide absorption tower for methanol production thus.
Utility model content:
The purpose of this utility model is to provide a kind of hydrogen sulfide absorption towers for methanol production, to solve the prior art
Deficiency.
The utility model is implemented by following technical solution: a kind of hydrogen sulfide absorption tower for methanol production, including bottom plate,
It is fixedly installed with support frame at the top of the bottom plate, absorption tower ontology, the absorption tower sheet are fixedly installed on support frame as described above
It is fixedly connected with downtake pipe at the top of body, Rose Box is fixedly installed at the top of support frame as described above, the Rose Box is close
The side of absorption tower ontology is fixedly connected with one end of gas-guide tube, and the other end and downtake pipe of the gas-guide tube are fixed to be connected
It connects, second exhaust pipe is fixedly connected at the top of the Rose Box, the first liquid reserve tank is fixedly installed at the top of support frame as described above,
The first fluoroplastic magnetic pump is fixedly installed at the top of first liquid reserve tank, the feed inlet of first fluoroplastic magnetic pump is solid
Surely it is connected with one end of the first material-pumping tube, the other end of first material-pumping tube extends in the first liquid reserve tank, first fluorine
The discharge gate of plastic magnetic force pump is fixedly connected with one end of the first drainage conduit, and the other end of first drainage conduit extends to filtering
In case, the bottom of first drainage conduit is fixedly installed with the spray head to a in the Rose Box, and the Rose Box is close to the
The side of one fluoroplastic magnetic pump is fixedly connected with one end of return pipe, and the other end of the return pipe extends to the first liquid reserve tank
It is interior, it is fixedly installed with the second liquid reserve tank at the top of the bottom plate, the modeling of the second fluorine is fixedly installed at the top of second liquid reserve tank
Expect that magnetic drive pump, the feed inlet of second fluoroplastic magnetic pump are fixedly connected with one end of the second material-pumping tube, described second takes out material
The other end of pipe extends in the second liquid reserve tank, and the discharge gate of second fluoroplastic magnetic pump is fixedly connected with the second drainage conduit
One end, the other end of second drainage conduit extends to the top of support frame and is fixedly connected with the first drainage conduit.
Preferably, the top and bottom of fixed plate offers sliding slot, and the first groove is offered on the movable block, described
The top inner wall of first groove and bottom interior wall are fixedly connected to sliding block, two the first sliding blocks with corresponding first sliding groove
It is slidably connected.
Preferably, it is provided with the first solenoid valve in first drainage conduit, the second electricity is provided in second drainage conduit
Magnet valve.
Preferably, first liquid reserve tank is fixedly connected with third drainage conduit, the third row far from the side of Rose Box
Third solenoid valve is provided in expects pipe.
Preferably, the bottom of the third drainage conduit is fixedly connected with the 4th drainage conduit, is arranged in the 4th drainage conduit
There is the 4th solenoid valve.
Preferably, there are four the spray head is arranged altogether, and four spray heads are equidistantly arranged.
Preferably, feed hopper is provided at the top of second liquid reserve tank.
The advantages of the utility model: the second liquid reserve tank passes through absorption tower ontology, air guide convenient for that can inject sodium hydroxide solution
Pipe, downtake pipe, Rose Box, second exhaust pipe, the first drainage conduit, the second liquid reserve tank, the second fluoroplastic magnetic pump, second are taken out
Expects pipe, the second drainage conduit and spray head match, and raw gas contains a small amount of sulphur after ontology progress low-temp methanol in absorption tower is washed
The coal gas for changing hydrogen can be drained into Rose Box by downtake pipe and gas-guide tube, starting the second fluoroplastic magnetic pump operation, can
The sodium hydroxide solution extraction in the second liquid reserve tank is sprayed side by side to the second drainage conduit finally by four by the second material-pumping tube
Leaching head uniformly sprays, and is reacted with the hydrogen sulfide gas in coal gas, and vulcanized sodium and water are generated, and coal gas can then pass through second
Exhaust pipe is discharged in next process；
By Rose Box, the first liquid reserve tank, the first fluoroplastic magnetic pump, the first material-pumping tube, the first drainage conduit, return pipe,
Third drainage conduit and the 4th drainage conduit match, and the sodium hydroxide mixed liquor in Rose Box can be flowed into the first storage by return pipe
In liquid case, after the sodium hydroxide solution in the second liquid reserve tank will exhaust, the second fluoroplastic magnetic pump and the second electricity are closed
Magnet valve, after then opening the first solenoid valve and starting the operation of the first fluoroplastic magnetic pump, the first fluoroplastic magnetic pump can be by the
Sodium hydroxide solution after the recovery in first liquid reserve tank is continued to pump in Rose Box by one material-pumping tube purifies coal gas
Mixed liquor in first liquid reserve tank is released a part by the 4th drainage conduit and tested, beaten by processing, the 4th solenoid valve of opening
Third solenoid valve is opened, the mixed liquor in the first liquid reserve tank is released by third drainage conduit, and is reasonably handled；
The utility model practicability is high, passes through setting Rose Box and the sodium hydroxide solution matched with Rose Box spray system
System, the further hydrogen sulfide gas removed in raw gas, can effectively improve the degree of purification of coal gas, and then make the yield of methanol
It is guaranteed with quality, achievees the purpose that clean manufacturing.
Detailed description of the invention:
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is enlarged drawing at the A of Fig. 1.
In figure: 1, pedestal；2, support frame；3, absorption tower ontology；4, downtake pipe；5, gas-guide tube；6, Rose Box；7,
Two exhaust pipes；8, the first liquid reserve tank；9, the first fluoroplastic magnetic pump；10, the first material-pumping tube；11, the first drainage conduit；12, it flows back
Pipe；13, the second liquid reserve tank；14, the second fluoroplastic magnetic pump；15, the second material-pumping tube；16, the second drainage conduit；17, third discharge
Pipe；18, the 4th drainage conduit；19, spray head.
Specific embodiment:
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without creative efforts
Every other embodiment obtained, fall within the protection scope of the utility model.
As shown in Figure 1, 2, the utility model provides a kind of technical solution: a kind of hydrogen sulfide absorption for methanol production
Tower, including bottom plate 1, the top of bottom plate 1 are fixedly installed with support frame 2, and absorption tower ontology 3 is fixedly installed on support frame 2, absorb
The top of tower ontology 3 is fixedly connected with downtake pipe 4, and the top of support frame 2 is fixedly installed with Rose Box 6, and Rose Box 6 is close
The side of absorption tower ontology 3 is fixedly connected with one end of gas-guide tube 5, and the other end and downtake pipe 4 of gas-guide tube 5 are fixed to be connected
It connecing, the top of Rose Box 6 is fixedly connected with second exhaust pipe 7, and the top of support frame 2 is fixedly installed with the first liquid reserve tank 8, and first
The top of liquid reserve tank 8 is fixedly installed with the first fluoroplastic magnetic pump 9, and the feed inlet of the first fluoroplastic magnetic pump 9 is fixedly connected with
One end of first material-pumping tube 10, the other end of the first material-pumping tube 10 extend in the first liquid reserve tank 8, the first fluoroplastic magnetic pump 9
Discharge gate be fixedly connected with one end of the first drainage conduit 11, the other end of the first drainage conduit 11 is extended to the in filter box 6, first
The bottom of drainage conduit 11 is fixedly installed with to a spray head 19 in Rose Box 6, and Rose Box 6 is close to the first fluoroplastics magnetic force
The side of pump 9 is fixedly connected with one end of return pipe 12, and the other end of return pipe 12 extends in the first liquid reserve tank 8, bottom plate 1
Top is fixedly installed with the second liquid reserve tank 13, and the top of the second liquid reserve tank 13 is fixedly installed with the second fluoroplastic magnetic pump 14, the
The feed inlet of two fluoroplastic magnetic pumps 14 is fixedly connected with one end of the second material-pumping tube 15, and the other end of the second material-pumping tube 15 extends
To the second liquid reserve tank 13, the discharge gate of the second fluoroplastic magnetic pump 14 is fixedly connected with one end of the second drainage conduit 16, and second
The other end of drainage conduit 16 extends to the top of support frame 2 and is fixedly connected with the first drainage conduit 11；
It is provided with the first solenoid valve in first drainage conduit 11, second solenoid valve, the first storage are provided in the second drainage conduit 16
Liquid case 8 is fixedly connected with third drainage conduit 17 far from the side of Rose Box 6, and third solenoid valve is provided in third drainage conduit 17,
The bottom of third drainage conduit 17 is fixedly connected with the 4th drainage conduit 18, and the 4th solenoid valve is provided in the 4th drainage conduit 18, spray
First 19 altogether there are four settings, and four spray heads 19 are equidistantly arranged, and the top of the second liquid reserve tank 13 is provided with feed hopper, and second
Liquid reserve tank 13 passes through absorption tower ontology 3, gas-guide tube 5, downtake pipe 4, Rose Box 6, the convenient for can inject sodium hydroxide solution
Two exhaust pipes 7, the first drainage conduit 11, the second liquid reserve tank 13, the second fluoroplastic magnetic pump 14, the second material-pumping tube 15, the second discharge
Pipe 16 and spray head 19 match, and raw gas is after the progress low-temp methanol of absorption tower ontology 3 is washed, the coal containing a small amount of hydrogen sulfide
Gas can be drained into Rose Box 6 by downtake pipe 4 and gas-guide tube 5, and starting the second fluoroplastic magnetic pump 14 operation can pass through
Second material-pumping tube 15 extracts the sodium hydroxide solution in the second liquid reserve tank 13 side by side to the second drainage conduit 16, finally by four out
Spray head 19 uniformly sprays, and is reacted with the hydrogen sulfide gas in coal gas, and vulcanized sodium and water are generated, and coal gas can then pass through
Second exhaust pipe 7 is discharged in next process；Pass through Rose Box 6, the first liquid reserve tank 8, the first fluoroplastic magnetic pump 9, first
Material-pumping tube 10, the first drainage conduit 11, return pipe 12, third drainage conduit 17 and the 4th drainage conduit 18 match, the hydrogen in Rose Box 6
Sodium oxide molybdena mixed liquor can be flowed into the first liquid reserve tank 8 by return pipe 12, the sodium hydroxide solution in the second liquid reserve tank 13
After will exhausting, the second fluoroplastic magnetic pump 14 and second solenoid valve are closed, then open the first solenoid valve and starts first
After fluoroplastic magnetic pump 9 is run, the first fluoroplastic magnetic pump 9 can be by the first material-pumping tube 10 by the recycling in the first liquid reserve tank 8
Sodium hydroxide solution afterwards, which continues to pump in Rose Box 6, carries out purified treatment to coal gas, opens the 4th solenoid valve for the first storage
Mixed liquor in liquid case 8 is released a part by the 4th drainage conduit and is tested, and third solenoid valve is opened, by the first liquid reserve tank 8
Interior mixed liquor is released by third drainage conduit, and is reasonably handled；The utility model practicability is high, is filtered by setting
Case 6 and the sodium hydroxide solution spray system matched with Rose Box 6, the further hydrogen sulfide gas removed in raw gas,
The degree of purification of coal gas can be effectively improved, and then the yield of methanol is made to be guaranteed.
In use, being closing shape under the first solenoid valve, second solenoid valve, third solenoid valve and the 4th solenoid valve original state
State injects a certain amount of sodium hydroxide solution into the second liquid reserve tank 13 by feed hopper, then opens second solenoid valve and opens
Dynamic second fluoroplastic magnetic pump 14 operation, the second fluoroplastic magnetic pump 14 can be taken out sodium hydroxide solution by the second material-pumping tube 15
Out side by side to the second drainage conduit 16, subsequent sodium hydroxide solution can be arranged to the first drainage conduit 11, finally by four spray heads 19
It uniformly sprays, for raw gas after the progress low-temp methanol of absorption tower ontology 3 is washed, the coal gas containing a small amount of hydrogen sulfide can pass through first
Exhaust pipe 4 and gas-guide tube 5 are drained into Rose Box 6, spray head 19 spray sodium hydroxide solution can again with the sulphur in coal gas
Change hydrogen to be reacted, generates vulcanized sodium and water, and coal gas then can be discharged to next process by second exhaust pipe 7
In, subsequent mixed liquor can be flowed into the first liquid reserve tank 8 by return pipe 12, the sodium hydroxide solution in the second liquid reserve tank 13
After will exhausting, the second fluoroplastic magnetic pump 14 and second solenoid valve are closed, then open the first solenoid valve and starts first
Fluoroplastic magnetic pump 9 is run, and the first fluoroplastic magnetic pump 9 can will be after the recycling in the first liquid reserve tank 8 by the first material-pumping tube 10
Sodium hydroxide solution continue to pump in the first drainage conduit 11, after four spray heads 19 spray, continue to carry out coal gas net
Change processing, after a period of time, the mixed liquor in the first liquid reserve tank 8 is released a part and tested by openable 4th solenoid valve,
If the content of the sodium hydroxide in mixed liquor is less, openable third solenoid valve puts the mixed liquor in the first liquid reserve tank 8
Out, and reasonably it is handled, then refill sodium hydroxide solution into the second liquid reserve tank 13 and is recycled, if hydrogen-oxygen
The comparision contents for changing sodium are more, then can continue to use.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Within the spirit and principle of utility model, any modification, equivalent replacement, improvement and so on should be included in the utility model
Protection scope within.
Claims (6)
1. a kind of hydrogen sulfide absorption tower for methanol production, including bottom plate (1), which is characterized in that the top of the bottom plate (1)
It is fixedly installed with support frame (2), is fixedly installed on support frame as described above (2) absorption tower ontology (3), the absorption tower ontology (3)
Top be fixedly connected with downtake pipe (4), Rose Box (6), the filtering are fixedly installed at the top of support frame as described above (2)
Case (6) is fixedly connected with one end of gas-guide tube (5) close to the side of absorption tower ontology (3), the other end of the gas-guide tube (5) with
Downtake pipe (4) is fixedly connected, and is fixedly connected with second exhaust pipe (7), support frame as described above at the top of the Rose Box (6)
(2) it is fixedly installed at the top of the first liquid reserve tank (8), is fixedly installed with the first fluoroplastics at the top of first liquid reserve tank (8)
The feed inlet of magnetic drive pump (9), first fluoroplastic magnetic pump (9) is fixedly connected with one end of the first material-pumping tube (10), described
The other end of first material-pumping tube (10) extends in the first liquid reserve tank (8), and the discharge gate of first fluoroplastic magnetic pump (9) is solid
Surely it is connected with one end of the first drainage conduit (11), the other end of first drainage conduit (11) is extended to the in filter box (6), described
The bottom of first drainage conduit (11) is fixedly installed with to a spray head (19) in Rose Box (6), and the Rose Box (6) is leaned on
The side of nearly first fluoroplastic magnetic pump (9) is fixedly connected with one end of return pipe (12), the other end of the return pipe (12)
It extends in the first liquid reserve tank (8), is fixedly installed with the second liquid reserve tank (13) at the top of the bottom plate (1), second liquid storage
It is fixedly installed at the top of case (13) the second fluoroplastic magnetic pump (14), the feed inlet of second fluoroplastic magnetic pump (14) is solid
Surely it is connected with one end of the second material-pumping tube (15), the other end of second material-pumping tube (15) extends to the second liquid reserve tank (13)
Interior, the discharge gate of second fluoroplastic magnetic pump (14) is fixedly connected with one end of the second drainage conduit (16), the second row
The other end of expects pipe (16) extends to the top of support frame (2) and is fixedly connected with the first drainage conduit (11).
2. a kind of hydrogen sulfide absorption tower for methanol production according to claim 1, which is characterized in that the first row
It is provided with the first solenoid valve in expects pipe (11), is provided with second solenoid valve on second drainage conduit (16).
3. a kind of hydrogen sulfide absorption tower for methanol production according to claim 1, which is characterized in that first storage
Liquid case (8) is fixedly connected with third drainage conduit (17) far from the side of Rose Box (6), is provided on the third drainage conduit (17)
Third solenoid valve.
4. a kind of hydrogen sulfide absorption tower for methanol production according to claim 3, which is characterized in that the third row
The bottom of expects pipe (17) is fixedly connected with the 4th drainage conduit (18), is provided with the 4th solenoid valve on the 4th drainage conduit (18).
5. a kind of hydrogen sulfide absorption tower for methanol production according to claim 1, which is characterized in that the spray head
(19) altogether there are four settings, and four spray heads (19) are equidistantly arranged.
6. a kind of hydrogen sulfide absorption tower for methanol production according to claim 1, which is characterized in that second storage
Liquid case is provided with feed hopper at the top of (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920004178.1U CN209464845U (en) | 2019-01-02 | 2019-01-02 | A kind of hydrogen sulfide absorption tower for methanol production |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920004178.1U CN209464845U (en) | 2019-01-02 | 2019-01-02 | A kind of hydrogen sulfide absorption tower for methanol production |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209464845U true CN209464845U (en) | 2019-10-08 |
Family
ID=68091357
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920004178.1U Active CN209464845U (en) | 2019-01-02 | 2019-01-02 | A kind of hydrogen sulfide absorption tower for methanol production |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209464845U (en) |
-
2019
- 2019-01-02 CN CN201920004178.1U patent/CN209464845U/en active Active
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