CN213824137U - Alkali seal device for recovering waste sodium hypochlorite acetylene gas - Google Patents
Alkali seal device for recovering waste sodium hypochlorite acetylene gas Download PDFInfo
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- CN213824137U CN213824137U CN202022224832.5U CN202022224832U CN213824137U CN 213824137 U CN213824137 U CN 213824137U CN 202022224832 U CN202022224832 U CN 202022224832U CN 213824137 U CN213824137 U CN 213824137U
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Abstract
The utility model relates to an acetylene gas washing technical field is an alkali seal device that inferior sodium acetylene gas of giving up was retrieved, and it includes that acetylene gas negative pressure is analytic jar, acetylene gas alkali seals jar and water ring vacuum pump, and acetylene gas alkali seals jar and includes the barrel, is provided with the drain in the bottom of barrel, is provided with overflow mouth and at least one air inlet in the lower part of barrel, is provided with sparge water import and liquid alkali import on the upper portion of barrel, is provided with the gas outlet at the top of barrel. The utility model has the advantages of reasonable and compact structure, convenient to use, it removes acid treatment in succession to the acetylene gas that gets into the alkali seal, and the processing cost is low, and alkaline washing efficiency is higher, and adopt the utility model discloses handle the back to acetylene gas, the acetylene gas that gets into water ring vacuum pump does not contain acid gas almost, can effectively reduce the probability of acetylene gas oxygen fluctuation, eliminates acid gas to the puzzlement of water ring vacuum pump material corruption, ensures the safety and stability of equipment usage, effectively prolongs water ring vacuum pump's life.
Description
Technical Field
The utility model relates to an acetylene gas washing technical field is an alkali seal device that inferior sodium acetylene gas of giving up retrieves.
Background
The vacuum pump used by the waste sodium hypochlorite acetylene gas recovery system is a steel water ring vacuum pump, and the phenomenon that acetylene gas shows acidity cannot occur in the using process. Therefore, the acetylene gas before entering the water ring vacuum pump needs to be subjected to acid removal, generally, the acid removal technology of the acetylene gas before entering the water ring vacuum pump is divided into tower equipment technology and container equipment acid removal technology, the tower equipment has the characteristics of high cost or complex operation, the container equipment acid removal has the problems of complex operation, high cost, low acid removal efficiency and difficult water drainage, the acetylene gas still carries most of acid gas to enter the acetylene gas water ring vacuum pump, the service life of the equipment (the water ring vacuum pump and the like) is shortened, and the structure of the pump is damaged.
Disclosure of Invention
The utility model provides an alkali seal device that inferior sodium acetylene gas of giving up retrieves has overcome above-mentioned prior art not enough, and it can effectively solve current acetylene gas and remove the problem that the acidity technique exists that deacidification efficiency is lower, the drainage is difficult.
The technical scheme of the utility model is realized through following measure: an alkali seal device for recycling waste sodium acetylene gas comprises an acetylene gas negative pressure analysis tank, an acetylene gas alkali seal tank and a water ring vacuum pump, wherein the acetylene gas alkali seal tank comprises a cylinder body, the bottom of the cylinder body is provided with a sewage discharge outlet, the lower part of the cylinder body is provided with an overflow port and at least one air inlet, the upper part of the cylinder body is provided with a washing water inlet and a liquid alkali inlet, the top of the cylinder body is provided with an air outlet, and the upper part in the cylinder body is fixedly provided with a liquid foam catcher; the gas outlet of the acetylene gas negative pressure analysis tank is communicated with the gas inlet of the barrel through a gas inlet pipeline, the liquid caustic soda inlet of the barrel is communicated with an alkali liquor pipeline, the flushing water inlet of the barrel is communicated with a flushing water pipeline, the gas outlet of the barrel is communicated with the gas inlet of the water ring vacuum pump through an acetylene deacidification pipeline, the drain outlet of the barrel is communicated with the acetylene deacidification pipeline through a sewage discharge pipeline, the overflow port of the barrel is communicated with the sewage discharge pipeline through an overflow pipeline, and the liquid discharge port below the gas inlet of the water ring vacuum pump is communicated with a liquid discharge pipeline.
The following are further optimization or/and improvement of the technical scheme of the utility model:
the lower part in the cylinder body is fixedly provided with a gas phase distributor, the gas inlet end of the gas phase distributor corresponds to and is communicated with the gas inlet of the cylinder body, and gas distribution holes are distributed on the gas phase distributor.
The cylinder is provided with a nitrogen charging port which is communicated with a nitrogen pipeline, and the nitrogen pipeline is connected with a valve in series.
A connecting pipeline is communicated between the gas inlet pipeline and the acetylene deacidification pipeline, and a valve is connected in series on the connecting pipeline; valves are connected in series on the air inlet pipeline, the alkali liquor pipeline, the flushing water pipeline, the acetylene deacidification pipeline, the sewage discharge pipeline, the overflow pipeline and the liquid discharge pipeline.
The liquid foam catcher is fixedly arranged in the cylinder body through a liquid foam catcher supporting plate and a liquid foam catcher pressing plate.
The wall surface of the cylinder body corresponding to the liquid foam catcher is provided with a foam catcher access hole; an equipment access hole is formed in the cylinder body; the bottom of the cylinder body is provided with a base.
The utility model has the advantages of reasonable and compact structure, convenient to use, it removes acid treatment in succession to the acetylene gas that gets into the alkali seal, and the processing cost is low, and alkaline washing efficiency is higher, and adopt the utility model discloses handle the back to acetylene gas, the acetylene gas that gets into water ring vacuum pump does not contain acid gas almost, can effectively reduce the probability of acetylene gas oxygen fluctuation, eliminates acid gas to the puzzlement of water ring vacuum pump material corruption, ensures the safety and stability of equipment usage, effectively prolongs water ring vacuum pump's life.
Drawings
FIG. 1 is a schematic process flow diagram of the preferred embodiment of the present invention.
FIG. 2 is a schematic view of the enlarged structure of acetylene gas alkali-sealed tank.
The codes in the figures are respectively: 1 is acetylene gas negative pressure analysis tank, 2 is acetylene gas alkali seal tank, 3 is water ring vacuum pump, 4 is the barrel, 5 is the drain, 6 is the overflow opening, 7 is the air inlet, 8 is the sparge water import, 9 is the liquid alkali import, 10 is the gas outlet, 11 is the liquid foam catcher, 12 is the pipeline of admitting air, 13 is the alkali lye pipeline, 14 is the wash water pipeline, 15 is acetylene deacidification pipeline, 16 is the blowdown pipeline, 17 is the overflow pipeline, 18 is the drain line, 19 is the gas phase distributor, 20 is for filling the nitrogen gas mouth, 21 is the nitrogen gas pipeline, 22 is the valve, 23 is the connecting line, 24 is the liquid foam catcher layer board, 25 is the liquid foam catcher clamp plate, 26 is the mist catcher access hole, 27 is the equipment access hole, 28 is the base.
Detailed Description
The utility model discloses do not receive the restriction of following embodiment, can be according to the utility model discloses a technical scheme and actual conditions determine concrete implementation.
In the present invention, for convenience of description, the description of the relative position relationship of the components is described according to the layout mode of the attached drawing 1 in the specification, such as: the positional relationship of front, rear, upper, lower, left, right, etc. is determined in accordance with the layout direction of fig. 1 of the specification.
The invention will be further described with reference to the following examples and drawings:
as shown in attached figures 1 and 2, the alkali seal device for recycling the waste sodium hypochlorite and acetylene gas comprises an acetylene gas negative pressure analysis tank 1, an acetylene gas alkali seal tank 2 and a water ring vacuum pump 3, wherein the acetylene gas alkali seal tank 2 comprises a cylinder 4, the bottom of the cylinder 4 is provided with a sewage discharge outlet 5, the lower part of the cylinder 4 is provided with an overflow outlet 6 and at least one air inlet 7, the upper part of the cylinder 4 is provided with a washing water inlet 8 and a liquid alkali inlet 9, the top of the cylinder 4 is provided with an air outlet 10, and the upper part in the cylinder 4 is fixedly provided with a liquid foam catcher 11; the gas outlet of the acetylene gas negative pressure analysis tank 1 is communicated with the gas inlet 7 of the barrel 4 through a gas inlet pipeline 12, the liquid alkali inlet 9 of the barrel 4 is communicated with an alkali liquid pipeline 13, the flushing water inlet 8 of the barrel 4 is communicated with a flushing water pipeline 14, the gas outlet 10 of the barrel 4 is communicated with the gas inlet of the water ring vacuum pump 3 through an acetylene deacidification pipeline 15, the sewage outlet 5 of the barrel 4 is communicated with the acetylene deacidification pipeline 15 through a sewage discharge pipeline 16, the overflow port 6 of the barrel 4 is communicated with the sewage discharge pipeline 16 through an overflow pipeline 17, and the liquid discharge port below the gas inlet of the water ring vacuum pump 3 is communicated with a liquid discharge pipeline 18.
Acetylene gas is desorbed from an acetylene gas negative pressure desorption tank 1, the desorbed acetylene gas enters a cylinder 4 through an air inlet pipeline 12, alkali liquor enters the cylinder 4 through an alkali liquor pipeline 13, the acetylene gas is in reverse contact with the alkali liquor so that the alkali liquor can fully remove acid substances in the acetylene gas, and the alkali-washed acetylene gas enters a water ring vacuum pump 3 of a waste sodium acetylene gas recovery system through an acetylene acid removal pipeline 15; the alkali liquor entering the cylinder 4 enters an overflow pipeline 17 through an overflow port 6 and then flows into the water ring vacuum pump 3 through an air inlet of the water ring vacuum pump 3, so that the acetylene gas in the cylinder 4 and the water ring vacuum pump 3 are both alkaline.
Because the liquid outlet of the water ring vacuum pump 3 is positioned below the air inlet of the water ring vacuum pump 3, the liquid outlet pipeline 18 and the pipeline at the air inlet of the water ring vacuum pump 3 form a height difference, in the negative pressure working environment in the water ring vacuum pump 3, the liquid in the alkali seal (cylinder 4) can be smoothly discharged, and meanwhile, oxygen cannot be sucked into the system (the water ring vacuum pump 3).
When the cylinder 4 is cleaned, industrial water can be sent through the flushing water pipeline 14 for cleaning, and the cleaning water is drained through the drain pipeline 16, the water ring vacuum pump 3 and the drain pipeline 18 in sequence.
According to the working process, the utility model discloses can remove the acid treatment in succession to the acetylene gas that gets into alkali seal (barrel 4), the treatment cost is low, and the alkali wash efficiency is higher, and adopt the utility model discloses handle the back to the acetylene gas, the acetylene gas that gets into water ring vacuum pump 3 does not contain acid gas almost, can effectively reduce the undulant probability of acetylene gas oxygen, eliminates acid gas to the puzzlement of water ring vacuum pump 3 material corruption, ensures the safety and stability of equipment usage, effectively prolongs water ring vacuum pump 3's life.
The alkali seal device for recovering the waste sodium hypochlorite acetylene gas can be further optimized or/and improved according to the actual requirements:
as shown in fig. 2, a gas phase distributor 19 is fixedly installed at the lower part in the cylinder 4, the gas inlet end of the gas phase distributor 19 corresponds to and is communicated with the gas inlet 7 of the cylinder 4, and gas distribution holes are distributed on the gas phase distributor 19.
The arrangement of the gas phase distributor 19 increases the contact specific surface area of acetylene gas and liquid caustic soda, and improves the effect of removing acid by caustic washing.
As shown in fig. 1 and 2, a nitrogen charging port 20 is provided on the cylinder 4, the nitrogen charging port 20 is communicated with a nitrogen pipeline 21, and a valve 22 is connected in series to the nitrogen pipeline 21.
By filling nitrogen, oxygen and the like are prevented from entering the cylinder 4 and the water ring vacuum pump 3.
As shown in the attached figure 1, a connecting pipeline 23 is communicated between the gas inlet pipeline 12 and the acetylene deacidification pipeline 15, and a valve 22 is connected in series on the connecting pipeline 23; the gas inlet pipeline 12, the alkali liquor pipeline 13, the flushing water pipeline 14, the acetylene deacidification pipeline 15, the sewage discharge pipeline 16, the overflow pipeline 17 and the liquid discharge pipeline 18 are all connected in series with valves 22.
After acetylene gas is desorbed by the acetylene gas negative pressure desorption tank 1, the acetylene gas can directly enter the acetylene acid removal pipeline 15 through the connecting pipeline 23 when alkali washing is not needed.
The corresponding valve 22 is switched according to the actual requirements of alkaline cleaning, cleaning and the like.
As shown in fig. 2, in order to fix the droplet catcher 11 in the cylinder 4, the droplet catcher 11 is fixedly installed in the cylinder 4 by a droplet catcher pallet 24 and a droplet catcher platen 25.
As shown in fig. 2, a mist eliminator access hole 26 is arranged on the wall surface of the cylinder 4 corresponding to the mist eliminator 11; an equipment access hole 27 is formed in the barrel 4; in order to improve the installation stability of the cylinder 4, a base 28 is arranged at the bottom of the cylinder 4.
Above technical feature constitutes the utility model discloses a best embodiment, it has stronger adaptability and best implementation effect, can increase and decrease unnecessary technical feature according to actual need, satisfies the demand of different situation.
Claims (10)
1. An alkali seal device for recycling waste sodium acetylene gas is characterized by comprising an acetylene gas negative pressure analysis tank, an acetylene gas alkali seal tank and a water ring vacuum pump, wherein the acetylene gas alkali seal tank comprises a cylinder body, the bottom of the cylinder body is provided with a sewage discharge outlet, the lower part of the cylinder body is provided with an overflow port and at least one air inlet, the upper part of the cylinder body is provided with a washing water inlet and a liquid alkali inlet, the top of the cylinder body is provided with an air outlet, and the upper part in the cylinder body is fixedly provided with a liquid foam catcher; the gas outlet of the acetylene gas negative pressure analysis tank is communicated with the gas inlet of the barrel through a gas inlet pipeline, the liquid caustic soda inlet of the barrel is communicated with an alkali liquor pipeline, the flushing water inlet of the barrel is communicated with a flushing water pipeline, the gas outlet of the barrel is communicated with the gas inlet of the water ring vacuum pump through an acetylene deacidification pipeline, the drain outlet of the barrel is communicated with the acetylene deacidification pipeline through a sewage discharge pipeline, the overflow port of the barrel is communicated with the sewage discharge pipeline through an overflow pipeline, and the liquid discharge port below the gas inlet of the water ring vacuum pump is communicated with a liquid discharge pipeline.
2. The alkali seal device for recycling the waste sodium hypochlorite and acetylene gas according to claim 1, characterized in that a gas phase distributor is fixedly arranged at the inner lower part of the cylinder body, the gas inlet end of the gas phase distributor corresponds to and is communicated with the gas inlet of the cylinder body, and gas distribution holes are distributed on the gas phase distributor.
3. The alkali sealing device for recycling the waste sodium hypochlorite acetylene gas according to claim 1 or 2, characterized in that a nitrogen charging port is arranged on the cylinder body, the nitrogen charging port is communicated with a nitrogen pipeline, and a valve is connected in series on the nitrogen pipeline.
4. The alkali seal device for recycling the waste sodium hypochlorite acetylene gas according to claim 1 or 2, characterized in that a connecting pipeline is communicated between the gas inlet pipeline and the acetylene deacidification pipeline, and a valve is connected in series on the connecting pipeline; or/and valves are connected in series on the air inlet pipeline, the alkali liquor pipeline, the flushing water pipeline, the acetylene deacidification pipeline, the sewage discharge pipeline, the overflow pipeline and the liquid discharge pipeline.
5. The alkali seal device for recycling the waste sodium hypochlorite and acetylene gas as claimed in claim 3, wherein a connecting pipeline is communicated between the gas inlet pipeline and the acetylene deacidification pipeline, and a valve is connected in series on the connecting pipeline; or/and valves are connected in series on the air inlet pipeline, the alkali liquor pipeline, the flushing water pipeline, the acetylene deacidification pipeline, the sewage discharge pipeline, the overflow pipeline and the liquid discharge pipeline.
6. The alkali seal device for recycling the waste sodium hypochlorite acetylene gas according to claim 1, 2 or 5, wherein the liquid foam catcher is fixedly arranged in the cylinder body through a liquid foam catcher supporting plate and a liquid foam catcher pressing plate.
7. The alkali seal device for recycling the waste sodium hypochlorite acetylene gas as claimed in claim 3, wherein the liquid foam catcher is fixedly installed in the cylinder body through a liquid foam catcher supporting plate and a liquid foam catcher pressing plate.
8. The alkali seal device for recycling the waste sodium hypochlorite acetylene gas as claimed in claim 4, wherein the liquid foam catcher is fixedly arranged in the cylinder body through a liquid foam catcher supporting plate and a liquid foam catcher pressing plate.
9. The alkali seal device for recycling the waste sodium hypochlorite acetylene gas according to the claim 1, 2, 5, 7 or 8, characterized in that a mist catcher access hole is arranged on the wall surface of the cylinder body corresponding to the mist catcher; or/and the barrel is provided with an equipment access hole; or/and a base is arranged at the bottom of the cylinder body.
10. The alkali seal device for recycling the waste sodium hypochlorite acetylene gas according to claim 6, characterized in that a mist eliminator access hole is arranged on the wall surface of the cylinder body corresponding to the mist eliminator; or/and the barrel is provided with an equipment access hole; or/and a base is arranged at the bottom of the cylinder body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022224832.5U CN213824137U (en) | 2020-10-09 | 2020-10-09 | Alkali seal device for recovering waste sodium hypochlorite acetylene gas |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022224832.5U CN213824137U (en) | 2020-10-09 | 2020-10-09 | Alkali seal device for recovering waste sodium hypochlorite acetylene gas |
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| Publication Number | Publication Date |
|---|---|
| CN213824137U true CN213824137U (en) | 2021-07-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022224832.5U Active CN213824137U (en) | 2020-10-09 | 2020-10-09 | Alkali seal device for recovering waste sodium hypochlorite acetylene gas |
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| Country | Link |
|---|---|
| CN (1) | CN213824137U (en) |
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- 2020-10-09 CN CN202022224832.5U patent/CN213824137U/en active Active
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