CN210544331U - Hydrochloric acid tower exhaust pipe chlorine removing device - Google Patents
Hydrochloric acid tower exhaust pipe chlorine removing device Download PDFInfo
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- CN210544331U CN210544331U CN201921250315.6U CN201921250315U CN210544331U CN 210544331 U CN210544331 U CN 210544331U CN 201921250315 U CN201921250315 U CN 201921250315U CN 210544331 U CN210544331 U CN 210544331U
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- hydrochloric acid
- acid tower
- pipe
- tower body
- shower
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Abstract
The utility model discloses hydrochloric acid tower blast pipe dechlorination gas device, including the hydrochloric acid tower body, be equipped with air inlet and gas outlet on the hydrochloric acid tower body, the intermediate separation is provided with a plurality of shower in the hydrochloric acid tower body, each shower is provided with a plurality of shower nozzle from top to bottom, each shower has the spray pump through the pipe connection jointly, the spray pump has the liquid distribution box through the pipe connection, an organic whole is provided with a plurality of guide plate on the hydrochloric acid tower body inner wall, leaves the space before guide plate and the hydrochloric acid tower body inner wall, the hydrochloric acid tower body is equipped with the waste liquid pipe, has alkaline solution in the shower. It can improve the effect of chlorine filtering.
Description
Technical Field
The utility model relates to a waste gas treatment device, concretely relates to hydrochloric acid tower blast pipe removes chlorine device.
Background
In the industrial sodium chloride electrolysis production process, hydrogen is generated at the anode of an electrolytic cell, chlorine is generated at the cathode of the electrolytic cell, the hydrogen is usually extracted by negative pressure due to explosion, the chlorine is usually blown away from the electrolytic cell by positive pressure, the chlorine and part of scattered hydrogen are easily converted into HCL gas under the influence of light and the like, and the chlorine mixed with the HCL gas is corrosive, so the HCL gas is usually connected with the chlorine and simultaneously pumped into a hydrochloric acid tower, and the HCL gas is simultaneously treated by the hydrochloric acid tower.
The traditional treatment mode is that alkaline solution is sprayed in the hydrochloric acid tower, and the solution reacts with HCL and chlorine at the same time, but the traditional hydrochloric acid tower adopts a single spray head, and the alkaline solution is easy to generate the condition of not reacting with HCL or chlorine, so that HCL gas or chlorine is easy to leak from the gas outlet of the hydrochloric acid tower, and the treatment efficiency is not high.
Disclosure of Invention
In order to overcome the deficiencies in the prior art, the utility model provides a hydrochloric acid tower blast pipe removes chlorine device, its effect that can improve the chlorine filtering.
In order to realize the above-mentioned purpose, the utility model discloses hydrochloric acid tower blast pipe dechlorination gas device, including the hydrochloric acid tower body, be equipped with air inlet and gas outlet on the hydrochloric acid tower body, the interval is provided with a plurality of shower in the hydrochloric acid tower body, each shower is provided with a plurality of shower nozzle from top to bottom, each shower is connected with the spray pump through the pipeline jointly, the spray pump has the liquid distribution box through the pipe connection, an organic whole is provided with a plurality of guide plate on the hydrochloric acid tower body inner wall, leave the space before guide plate and the hydrochloric acid tower body inner wall, the hydrochloric acid tower body is equipped with the waste liquid pipe, spout.
Further, offer on the hydrochloric acid tower body and supply shower male mounting hole, the welding has the sealing member on the shower, be equipped with first seal groove on the sealing member, the second seal groove has been seted up on the inner wall of mounting hole, place first sealing washer in first seal groove and the second seal groove, be provided with first linkage groove on the sealing member, be provided with the second linkage groove on the hydrochloric acid tower body, the locating part has been placed in first linkage groove and the second linkage groove altogether, threaded connection has the self tapping bolt with hydrochloric acid tower body outer wall threaded connection on the locating part, the tip of shower is equipped with connection structure.
Further, connection structure includes that an organic whole sets up the reducing pipe in the shower pipe tip, and the interlude has the inlet tube in the reducing pipe, and the homogeneous body is provided with the flank on the perisporium of reducing pipe and water pipe, and the interlude has the bolt jointly on the flank, and threaded connection has the nut on the bolt, accompanies the second sealing washer jointly between the outer wall of water pipe and the inner wall of reducing pipe.
Furthermore, the guide plate is obliquely arranged, a guide groove is arranged on the guide plate, and a liquid leakage port is arranged on the guide plate and communicated with the guide groove.
Furthermore, a circulating pump is connected to the waste liquid pipe and is communicated with the upper end of the hydrochloric acid tower body through a pipeline.
Has the advantages that: 1. the guide plate is arranged, the flowing distance of the chlorine in the hydrochloric acid tower body is increased, the reaction time of the chlorine and the alkaline solution diffused in the hydrochloric acid tower body is prolonged, and the possibility of chlorine filtering is improved.
2. The plurality of spray heads of the spray pipe are arranged up and down, and the alkaline solution sprayed by the up-and-down spray heads shields the channel of the chlorine in the hydrochloric acid tower body to the maximum extent, so that the possibility of the contact between the alkaline solution and the chlorine in the hydrochloric acid tower body is improved, and the possibility of chlorine filtration is improved.
Drawings
The invention will be further described and illustrated with reference to the accompanying drawings.
FIG. 1 is a sectional view of the whole of the present embodiment;
FIG. 2 is an enlarged view at A in FIG. 1;
FIG. 3 is an enlarged view at B in FIG. 2;
fig. 4 is a schematic view of a baffle configuration.
Reference numerals: 1. a hydrochloric acid tower body; 2. an air inlet; 3. an air outlet; 4. a shower pipe; 5. a spray head; 6. a spray pump; 7. a liquid distribution box; 8. a baffle; 9. a waste liquid pipe; 10. mounting holes; 11. a seal member; 12. a first seal groove; 13. a second seal groove; 14. a first seal ring; 15. a first linkage groove; 16. a limiting member; 17. a connecting structure; 171. a reducing pipe; 172. a water inlet pipe; 173. a side wing; 174. a second seal ring; 18. a diversion trench; 19. a liquid leakage port; 20. a circulation pump; 21. a self-tapping bolt; 22. a second linkage groove.
Detailed Description
The technical solution of the present invention will be more clearly and completely explained by the description of the preferred embodiments of the present invention with reference to the accompanying drawings.
Example (b): hydrochloric acid tower blast pipe chlorine gas removal device, including the hydrochloric acid tower body 1, be equipped with an air inlet 2 on the bottom perisporium of hydrochloric acid tower body 1, air inlet 2 is arranged in entering into hydrochloric acid tower body 1 with the gas mixture that has chlorine and HCL, and the top of hydrochloric acid tower body 1 is equipped with gas outlet 3, and gas outlet 3 will have handled the net gas discharge hydrochloric acid tower body 1 behind chlorine and the HCL gas.
Three shower pipes 4 are inserted on the side wall of the hydrochloric acid tower body 1 in a penetrating manner, the three shower pipes 4 are arranged from top to bottom in a staggered manner in sequence, a plurality of spray heads 5 are arranged on the shower pipes 4 in an up-and-down threaded manner, the shower pipes 4 extend out of the hydrochloric acid tower body 1, a liquid distribution box 7 is placed on the outer side of the hydrochloric acid tower body 1, a spray pump 6 is placed on the liquid distribution box 7, the water inlet end of the spray pump 6 extends into an alkaline solution (NaOH) in the liquid distribution box 7, the water outlet end of the spray pump 6 is respectively communicated with the three shower pipes 4 through a three-way pipe, and the spray pump 6 pumps a new liquid in the liquid distribution box 7 into the hydrochloric acid tower body 1 for the chlorine and HCL gas reaction of.
The bottom end of the hydrochloric acid tower body 1 is fixedly connected with a circulating pump 20, a water inlet of the circulating pump 20 is communicated with the bottom of the hydrochloric acid tower body 1, a water outlet of the circulating pump 20 is connected with a three-way pipe, one end of the three-way pipe is a waste liquid pipe 9 to discharge alkaline solution reacted in the hydrochloric acid tower body 1, the other end of the three-way pipe is connected above the hydrochloric acid tower body 1 again through a pipeline, the pipe walls of two outlets of the three-way pipe are connected with valves, and the flow direction of the alkaline solution in the tower body is controlled by the circulating pump 20 through the valves.
As shown in fig. 2 and 3, an installation hole 10 is provided between the shower pipe 4 and the circumferential wall of the hydrochloric acid tower body 1, a sealing member 11 is welded on the circumferential wall of the shower pipe 4, the sealing member 11 is in a circular sleeve shape, the outer diameter of the sealing member 11 is substantially the same as the inner diameter of the installation hole 10, an annular first sealing groove 12 is formed on the circumferential wall of the sealing member 11, a second sealing groove 13 is formed on the inner wall of the installation hole 10, and a first sealing ring 14 is commonly placed between the first sealing groove 12 and the second sealing groove 13.
A first linkage groove 15 is formed in the peripheral wall of the sealing element 11, a second linkage groove 22 is formed in the inner wall of the mounting hole 10, the second linkage groove 22 extends to the outer side of the hydrochloric acid tower body 1, a limiting piece 16 is placed in the first linkage groove 15, the limiting piece 16 is arranged in the second linkage in a relatively sliding mode, and due to the limitation of the limiting piece 16, the spray pipe 4 cannot rotate relative to the mounting hole 10 along the axis of the spray pipe 4. The limiting member 16 is provided with a hole, a self-tapping bolt 21 is connected to the hole through a thread, the self-tapping bolt 21 is connected with the outer wall of the hydrochloric acid tower body 1 through a bolt, and the nut surface of the self-tapping bolt 21 abuts against the outer wall surface of the hydrochloric acid tower body 1.
Be equipped with connection structure 17 between shower 4 and the spray pump 6, this connection structure 17 is including integrative reducing pipe 171 that sets up at the afterbody of shower 4 and the inlet tube 172 of connection in the delivery end of spray pump 6, the homogeneous body is equipped with flank 173 on the perisporium of inlet tube 172 and reducing pipe 171, the bolt has been alternate on the flank 173, threaded connection has the nut on the bolt, make inlet tube 172 and reducing pipe 171 compress tightly each other through bolt and nut, be equipped with second sealing washer 174 jointly between the outer wall of inlet tube 172 and the inner wall of reducing pipe 171, second sealing washer 174 is compressed tightly by inlet tube 172 and reducing pipe 171 jointly and plays sealed effect.
The inner wall of the hydrochloric acid tower body 1 is integrally provided with four guide plates 8, the guide plates 8 are provided with liquid leakage ports 20 for gas and alkaline solution to flow through, the upper surfaces of the guide plates 8 are concavely provided with guide grooves 18, the guide grooves 18 guide the alkaline solution on the upper surfaces of the guide plates 8 to the liquid leakage ports 19, and the gas among the guide plates 18 flows through the liquid leakage ports 19.
The filtering process of the hydrochloric acid tower body 1:
the mixed gas of mixed HCL and chlorine is introduced into the hydrochloric acid tower body 1 from the gas inlet 2, the mixed gas sequentially flows through the liquid leakage openings 19 of the guide plates 8 and finally flows upwards to flow out from the gas outlet 3, and the alkaline solution sprayed out of the spray pipe 4 filters the HCL and the chlorine in the mixed gas. The alkaline solution after the preliminary reaction flows to a liquid leakage opening 19 under the flow guidance of a flow guide groove 18 on the upper surface of the flow guide plate 8, the alkaline solution after the preliminary reaction forms a water curtain at the liquid leakage opening 19, and the HCL and the chlorine in the mixed gas are filtered again.
The guide plate 8 increases the flowing distance of the chlorine in the hydrochloric acid tower body 1, increases the reaction time of the chlorine and the alkaline solution diffused in the hydrochloric acid tower body 1, and improves the possibility of chlorine filtration. Under the action of the circulating pump 20, the reacted alkaline solution can be pumped out of the hydrochloric acid tower body 1, or the alkaline solution flowing to the hydrochloric acid tower body 1 after the primary reaction is pumped to the upper end of the hydrochloric acid tower body 1 again, and the mixed gas is filtered again when the hydrochloric acid solution passes through the liquid leakage port 19 again.
Installation process of the shower pipe 4:
the shower head 5 is first mounted on the shower pipe 4, then the first seal ring 14 is placed in the first seal groove 12 of the seal member 11, the stopper 16 is placed in the first interlocking groove 15, the stopper 16 is slid along the second interlocking groove 22, and the first seal ring 14 is slid along the inside of the mounting hole 10 and finally caught in the second seal groove 13. A self-tapping bolt 21 is screwed to the stopper 16, and the movement of the shower pipe 4 is restricted by the self-tapping bolt 21 through the stopper 16.
The above detailed description merely describes the preferred embodiments of the present invention and does not limit the scope of the present invention. Without departing from the design concept and spirit scope of the present invention, the ordinary skilled in the art should belong to the protection scope of the present invention according to the present invention provides the text description and drawings to the various modifications, replacements and improvements made by the technical solution of the present invention. The scope of protection of the present invention is determined by the claims.
Claims (5)
1. Hydrochloric acid tower blast pipe chlorine gas removal device, including hydrochloric acid tower body (1), be equipped with air inlet (2) and gas outlet (3) on hydrochloric acid tower body (1), its characterized in that, the interval is provided with a plurality of shower (4) in hydrochloric acid tower body (1), each shower (4) are gone up and down to be provided with a plurality of shower nozzle (5), each shower (4) have spray pump (6) through the pipe connection jointly, spray pump (6) have liquid distribution box (7) through the pipe connection, an organic whole is provided with a plurality of guide plate (8) on hydrochloric acid tower body (1) inner wall, leave the space before guide plate (8) and hydrochloric acid tower body (1) inner wall, hydrochloric acid tower body (1) is equipped with waste liquid pipe (9), alkaline solution has been spouted in shower (4).
2. The chlorine removing device for the exhaust pipe of the hydrochloric acid tower according to claim 1, wherein a mounting hole (10) for inserting the spray pipe (4) is formed in the hydrochloric acid tower body (1), a sealing member (11) is welded on the spray pipe (4), a first sealing groove (12) is formed in the sealing member (11), a second sealing groove (13) is formed in the inner wall of the mounting hole (10), a first sealing ring (14) is placed in the first sealing groove (12) and the second sealing groove (13), a first linkage groove (15) is formed in the sealing member (11), a second linkage groove (22) is formed in the hydrochloric acid tower body (1), a limiting member (16) is placed in both the first linkage groove (15) and the second linkage groove (22), and a self-tapping bolt (21) in threaded connection with the outer wall of the hydrochloric acid tower body (1) is in threaded connection with the limiting member (16), the end part of the spray pipe (4) is provided with a connecting structure (17).
3. The hydrochloric acid tower exhaust pipe chlorine gas removal device according to claim 2, wherein the connecting structure (17) comprises a reducing pipe (171) integrally arranged at the end of the spray pipe (4), a water inlet pipe (172) is inserted into the reducing pipe (171), a side wing (173) is uniformly and integrally arranged on the peripheral wall of the reducing pipe (171) and the water pipe, a bolt is inserted on the side wing (173) together, a nut is connected on the bolt in a threaded manner, and a second sealing ring (174) is clamped between the outer wall of the water pipe and the inner wall of the reducing pipe (171).
4. The hydrochloric acid tower exhaust pipe chlorine gas removal device according to claim 2, wherein the guide plate (8) is arranged obliquely, a guide groove (18) is arranged on the guide plate (8), a liquid leakage port (19) is arranged on the guide plate (8), and the liquid leakage port (19) is communicated with the guide groove (18).
5. The hydrochloric acid tower vent-pipe chlorine gas removal device of claim 2, characterized in that a circulation pump (20) is connected to the waste liquid pipe (9), and the circulation pump (20) is communicated with the upper end of the hydrochloric acid tower body (1) through a pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921250315.6U CN210544331U (en) | 2019-08-05 | 2019-08-05 | Hydrochloric acid tower exhaust pipe chlorine removing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921250315.6U CN210544331U (en) | 2019-08-05 | 2019-08-05 | Hydrochloric acid tower exhaust pipe chlorine removing device |
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| Publication Number | Publication Date |
|---|---|
| CN210544331U true CN210544331U (en) | 2020-05-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921250315.6U Active CN210544331U (en) | 2019-08-05 | 2019-08-05 | Hydrochloric acid tower exhaust pipe chlorine removing device |
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| CN (1) | CN210544331U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112007476A (en) * | 2020-08-24 | 2020-12-01 | 中国石油化工股份有限公司 | Atmospheric tower top oil gas washing dechlorination method |
-
2019
- 2019-08-05 CN CN201921250315.6U patent/CN210544331U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112007476A (en) * | 2020-08-24 | 2020-12-01 | 中国石油化工股份有限公司 | Atmospheric tower top oil gas washing dechlorination method |
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