CN213803660U - Nitrogen-sealed exhaust purification device of tar-ammonia water separation tank - Google Patents
Nitrogen-sealed exhaust purification device of tar-ammonia water separation tank Download PDFInfo
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- CN213803660U CN213803660U CN202022489365.9U CN202022489365U CN213803660U CN 213803660 U CN213803660 U CN 213803660U CN 202022489365 U CN202022489365 U CN 202022489365U CN 213803660 U CN213803660 U CN 213803660U
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Abstract
The invention relates to coking tail gas treatment equipment, in particular to a nitrogen-sealed exhaust purification device of a tar-ammonia water separation tank. Comprises a gas rotational flow part and a water seal part; the gas cyclone part comprises a cylinder lower part, a conical section and a liquid outlet which are sequentially connected from top to bottom, the liquid outlet extends into the tar and ammonia water separation tank, and the gas cyclone part also comprises a partition plate which is fixedly connected in the cylinder; the water seal part comprises a gas outlet, a seal head and the upper part of the cylinder body which are sequentially connected from top to bottom, and further comprises a vent, a full flow port, a riser and a cap, wherein the full flow port is connected with a full flow port pipeline, the full flow port pipeline extends into the tar and ammonia water separation tank, and the vent is connected with the full flow port pipeline through a pipeline. The invention has simple structure, convenient maintenance, safety and reliability; the stable operation of the pressure balance type nitrogen sealing system is ensured; after gas is purified, no gas or waste liquid is discharged, which is beneficial to environmental protection and promotes sustainable development.
Description
Technical Field
The utility model relates to a coking tail gas treatment equipment especially relates to a tar ammonia water separating tank nitrogen seals exhaust purification device.
Background
The tar and ammonia water separating tank is a common device in a gas purifying tank area, the operation temperature is about 70 ℃, the gas at the top of the tank contains gases such as naphthalene, ammonia, hydrogen sulfide and the like, and the gas at the top of the tank cannot be directly discharged according to the latest environmental protection requirement. As the gas contains impurities such as naphthalene, the naphthalene condenses to cause pipeline blockage after the temperature is reduced, and the operation of the pressure balance type nitrogen sealing system is influenced.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects of the prior art, the utility model provides a nitrogen-sealed exhaust purification device of a tar-ammonia water separation tank. And partial impurities are removed from the gas at the top of the tank through rotational flow, and then the gas is cooled through a water seal system to remove impurities such as naphthalene and the like, so that the stable operation of the pressure balance type nitrogen seal system is ensured.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a nitrogen-sealed exhaust purification device of a tar-ammonia water separation tank comprises a gas cyclone part and a water seal part; the gas cyclone part comprises a cylinder lower part, a conical section and a liquid outlet which are sequentially connected from top to bottom, the liquid outlet extends into the tar and ammonia water separation tank, and the gas cyclone part also comprises a partition plate which is fixedly connected in the cylinder; the water seal part comprises a gas outlet, a seal head and the upper part of the cylinder body which are sequentially connected from top to bottom, and further comprises a vent, a full flow port, a riser and a cap, wherein the full flow port is connected with a full flow port pipeline, the full flow port pipeline extends into the tar and ammonia water separation tank, and the vent is connected with the full flow port pipeline through a pipeline.
The gas cyclone part also comprises a gas inlet and a cleaning liquid inlet; the gas inlet and the cleaning liquid inlet are fixedly connected on the cylinder wall at the lower part of the cylinder body, the gas inlet is tangent with the cylinder body, and the gas inlet is connected with the tar-ammonia water separation tank through a pipeline.
The water seal part also comprises a water inlet, a hand hole and a sight glass, the sight glass is fixedly connected on the seal head, and the water inlet and the hand hole are fixedly connected on the cylinder wall at the upper part of the cylinder body.
The gas-raising pipe is fixedly connected in the cylinder body, and the gas-raising pipe is connected with the cap cover by adopting a bolt, so that the height can be adjusted.
The top end of the riser is higher than the bottom end of the full flow port, and the bottom end of the cap cover is lower than the bottom end of the full flow port.
The gas lift pipe and the cap cover are circular or rectangular.
And a valve is arranged on a pipeline connecting the emptying port and the full flow port pipeline.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model has simple structure, convenient maintenance, safety and reliability; the gas at the top of the tank is subjected to cyclone to remove partial impurities, and then is subjected to cooling through a water seal system to remove impurities such as naphthalene and the like, so that the stable operation of a pressure balance type nitrogen seal system is ensured; after gas is purified, no gas or waste liquid is discharged, which is beneficial to environmental protection and promotes sustainable development.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic view of the structure of the draft tube cap of the water seal part of the present invention.
In the figure: 1-partition plate 2-cylinder 3-taper section 4-gas inlet 5-liquid outlet 6-cleaning liquid inlet 7-seal head 8-gas outlet 9-air rising pipe 10-cap 11-water inlet 12-full flow port 13-vent port 14-hand hole 15-sight glass 16-valve 17-bolt 18-water seal liquid level 19-tank top 20-tank inner liquid level 21-full flow port bottom end
Detailed Description
The following description of the embodiments of the present invention will be made with reference to the accompanying drawings:
example (b):
as shown in figures 1 and 2, the nitrogen-sealed exhaust purification device for the tar-ammonia water separation tank comprises a gas cyclone part and a water-sealed part.
The gas cyclone part comprises a partition plate 1, the lower part of a cylinder 2, a conical section 3, a gas inlet 4, a liquid outlet 5 and a cleaning liquid inlet 6. The lower part of the cylinder body 2, the conical section 3 and the liquid outlet 5 are sequentially connected from top to bottom, the liquid outlet 5 extends into the tar and ammonia water separation tank, and the bottom end of the liquid outlet is positioned below the liquid level 20 in the tank to play a role of liquid seal.
The baffle 1 is fixedly connected inside the cylinder body 2, the gas inlet 4 and the cleaning solution inlet 6 are fixedly connected on the cylinder wall of the cylinder body 2, the gas inlet 4 is tangent to the cylinder body 2, and the gas inlet 4 is connected with the tank top 19 of the tar-ammonia water separation tank through a pipeline.
The water seal part comprises a gas outlet 8, a seal head 7 and the upper part of the cylinder 2 which are sequentially connected from top to bottom, and also comprises a vent 13, a full flow port 12, a riser 9, a cap cover 10, a water inlet 11, a hand hole 14 and a sight glass 15.
The full flow port 12 is connected with a full flow port pipeline, the full flow port pipeline extends into the tar and ammonia water separation tank, and the bottom end of the full flow port pipeline is positioned below the liquid level 20 in the tank to play a role of liquid seal. The vent 13 is connected with the full-flow pipeline through a pipeline, and a valve 16 is arranged on the pipeline connecting the vent 13 with the full-flow pipeline. The sight glass 15 is fixedly connected on the end socket 7, and the water inlet 11 and the hand hole 14 are fixedly connected on the cylinder wall at the upper part of the cylinder body 2.
The gas lift pipe 9 is fixedly connected in the cylinder body, penetrates through the partition board 1 and extends into the lower part of the cylinder body 2, and the top of the gas lift pipe 9 is connected with the cap cover 10 through bolts, so that the height can be adjusted. The top end of the riser 9 is higher than the bottom end 21 of the full flow port, and the bottom end of the cap 10 is lower than the bottom end 21 of the full flow port. The draft tube 9 and the cap 10 are circular or rectangular.
The utility model discloses theory of operation and working process as follows:
water is first introduced through the water inlet 11 and the water is observed to have flowed out through the full flow port 12 by the sight glass 15. Gas from a nitrogen seal exhaust system of the tar-ammonia water separation tank enters the lower part of the equipment in a tangential direction, the gas is converted from linear motion to circular motion, liquid impurity particles with high density are thrown to the inner wall of the cylinder body 2 under the action of centrifugal force, and after the particles collide with the cylinder body, the particles enter the liquid discharge port 5 under the action of gravity and enter the tar-ammonia water separation tank. When the rotating and descending outward-rotating airflow reaches the cone section, the outward-rotating airflow continuously performs spiral motion from bottom to top from the middle part of the equipment, namely, the outward-rotating airflow enters the water seal inside the cap cover 10 through the inner rotational flow of the air ascending pipe 9, the water seal liquid level 18 is shown in figure 1, naphthalene, ammonia and the like are deposited in water, and the purified gas is discharged from the top and enters a pressure balance type nitrogen seal system. In the operation process, washing oil is used as a cleaning liquid to clean impurities such as naphthalene in the cyclone section. When the impurity content of the water seal section is high, the valve 16 of the vent 13 is opened, and water is put into the tar-ammonia water separation tank.
The utility model has simple structure, convenient maintenance, safety and reliability; the gas at the top of the tank is subjected to cyclone to remove partial impurities, and then is subjected to cooling through a water seal system to remove impurities such as naphthalene and the like, so that the stable operation of a pressure balance type nitrogen seal system is ensured; after gas is purified, no gas or waste liquid is discharged, which is beneficial to environmental protection and promotes sustainable development.
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 (7)
1. The utility model provides a tar aqueous ammonia separating tank nitrogen seals exhaust purification device which characterized in that: comprises a gas rotational flow part and a water seal part; the gas cyclone part comprises a cylinder lower part, a conical section and a liquid outlet which are sequentially connected from top to bottom, the liquid outlet extends into the tar and ammonia water separation tank, and the gas cyclone part also comprises a partition plate which is fixedly connected in the cylinder; the water seal part comprises a gas outlet, a seal head and the upper part of the cylinder body which are sequentially connected from top to bottom, and further comprises a vent, a full flow port, a riser and a cap, wherein the full flow port is connected with a full flow port pipeline, the full flow port pipeline extends into the tar and ammonia water separation tank, and the vent is connected with the full flow port pipeline through a pipeline.
2. The nitrogen-sealed exhaust purification device for the tar-ammonia water separation tank according to claim 1, characterized in that: the gas cyclone part also comprises a gas inlet and a cleaning liquid inlet; the gas inlet and the cleaning liquid inlet are fixedly connected on the cylinder wall at the lower part of the cylinder body, the gas inlet is tangent with the cylinder body, and the gas inlet is connected with the tar-ammonia water separation tank through a pipeline.
3. The nitrogen-sealed exhaust purification device for the tar-ammonia water separation tank according to claim 1, characterized in that: the water seal part also comprises a water inlet, a hand hole and a sight glass, the sight glass is fixedly connected on the seal head, and the water inlet and the hand hole are fixedly connected on the cylinder wall at the upper part of the cylinder body.
4. The nitrogen-sealed exhaust purification device for the tar-ammonia water separation tank according to claim 1, characterized in that: the gas-raising pipe is fixedly connected in the cylinder body, and the gas-raising pipe is connected with the cap cover by adopting a bolt, so that the height can be adjusted.
5. The nitrogen-sealed exhaust purification device for the tar-ammonia water separation tank according to claim 1, characterized in that: the top end of the riser is higher than the bottom end of the full flow port, and the bottom end of the cap cover is lower than the bottom end of the full flow port.
6. The nitrogen-sealed exhaust purification device for the tar-ammonia water separation tank according to claim 1, characterized in that: the gas lift pipe and the cap cover are circular or rectangular.
7. The nitrogen-sealed exhaust purification device for the tar-ammonia water separation tank according to claim 1, characterized in that: and a valve is arranged on a pipeline connecting the emptying port and the full flow port pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022489365.9U CN213803660U (en) | 2020-11-02 | 2020-11-02 | Nitrogen-sealed exhaust purification device of tar-ammonia water separation tank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022489365.9U CN213803660U (en) | 2020-11-02 | 2020-11-02 | Nitrogen-sealed exhaust purification device of tar-ammonia water separation tank |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213803660U true CN213803660U (en) | 2021-07-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022489365.9U Active CN213803660U (en) | 2020-11-02 | 2020-11-02 | Nitrogen-sealed exhaust purification device of tar-ammonia water separation tank |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213803660U (en) |
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2020
- 2020-11-02 CN CN202022489365.9U patent/CN213803660U/en active Active
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