CN216093048U - Oxidizing air supply device - Google Patents
Oxidizing air supply device Download PDFInfo
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- CN216093048U CN216093048U CN202122604007.2U CN202122604007U CN216093048U CN 216093048 U CN216093048 U CN 216093048U CN 202122604007 U CN202122604007 U CN 202122604007U CN 216093048 U CN216093048 U CN 216093048U
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Abstract
The utility model discloses an oxidation air supply device which comprises a desulfurization tower and an oxidation fan, wherein an oxidation air main pipe is connected with an air outlet end of the oxidation fan, a plurality of oxidation air pipes arranged from top to bottom are arranged in the desulfurization tower, a plurality of air outlet nozzles are arranged on the oxidation air pipes, the oxidation air pipes are connected with the oxidation air main pipe through air conveying branch pipes, each air outlet nozzle comprises a connecting block connected with the oxidation air pipe, a movable cavity is arranged in the connecting block, an air inlet hole communicated with the movable cavity is formed in one end, connected with the oxidation air pipes, of the connecting block, a support block is arranged on the bottom side of the movable cavity on the connecting block, an outer inclined air outlet cavity channel is formed between the support block and the movable cavity, and a floating ball moving along the movable cavity is arranged in the movable cavity. According to the utility model, the specific air outlet nozzle is arranged, so that the absorption liquid is prevented from flowing back into the oxidation air pipe, and the air outlet nozzle is easily blocked by precipitation.
Description
Technical Field
The utility model relates to the technical field of waste gas treatment, in particular to an oxidizing air supply device.
Background
The limestone-gypsum wet desulphurization technology is the flue gas desulphurization technology of the coal-fired boiler of the power station with the widest application range and the most mature process technology in the world, limestone powder is used as an absorbent, and calcium sulfite generated after limestone slurry is in contact reaction with sulfur dioxide is oxidized into calcium sulfate by oxidizing air and then is removed by a vacuum dehydrator; the existing oxidation air supply device is easy to cause the backflow of absorption liquid when the device is stopped suddenly, the backflow absorption liquid contains solid precipitates and is easy to butt joint in the air outlet nozzle to block the air outlet nozzle. We have therefore developed this and propose an oxidizing air supply apparatus.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problems, the utility model provides the following technical scheme:
the utility model relates to an oxidation air supply device which comprises a desulfurization tower and an oxidation fan, wherein an air outlet end of the oxidation fan is connected with an oxidation air main pipe, a plurality of oxidation air pipes arranged from top to bottom are arranged in the desulfurization tower, a plurality of air outlet nozzles are arranged on the oxidation air pipes, the oxidation air pipes are connected with the oxidation air main pipe through air conveying branch pipes, each air outlet nozzle comprises a connecting block connected with the oxidation air pipes, a movable cavity is arranged in the connecting block, an air inlet hole communicated with the movable cavity is formed in one end, connected with the oxidation air pipes, of the connecting block, a support block is arranged on the bottom side of the movable cavity on the connecting block, an outer inclined air outlet cavity channel is formed between the support block and the movable cavity, and a floating ball moving along the movable cavity is arranged in the movable cavity.
As a preferred technical scheme of the utility model, the oxidation air pipe is provided with a through hole, the periphery of the through hole is provided with a butt joint pipe, and the butt joint pipe is in threaded connection with the connecting block.
As a preferable technical solution of the present invention, the connecting block is formed by connecting a first block and a second block by screw threads.
As a preferable technical solution of the present invention, the inner end of the air inlet hole is provided with a diameter-variable hole, and the diameter of the inner end of the air inlet hole is smaller than the diameter of the floating ball.
As a preferable technical scheme of the utility model, the aperture of the movable cavity is larger than the diameter of the floating ball.
As a preferred technical scheme of the utility model, the aperture of the air outlet cavity channel is smaller than the diameter of the floating ball.
As a preferred technical scheme of the utility model, the top of the support block is provided with a groove for limiting the floating ball
The utility model has the beneficial effects that:
this kind of oxidation air supply device is through setting up specific air-out nozzle, under the condition of normal air-out, fresh air inlet, activity chamber and air-out chamber say and be in the intercommunication state and carry out the air-out, when stopping the air-out state, then absorption liquid enters into the activity intracavity, drives the floater come-up, the inner port of fresh air inlet has then been stopped up to the floater of come-up to having avoided absorption liquid to flow backwards to the oxidation tuber pipe in, the air-out nozzle is stopped up to easy emergence sediment.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model. In the drawings:
FIG. 1 is a schematic view showing the construction of an oxidizing air supplying apparatus according to the present invention;
FIG. 2 is a schematic view illustrating an installation of an outlet nozzle of an oxidation air supply device according to the present invention;
FIG. 3 is a schematic structural view of an air outlet nozzle of an oxidizing air supplying apparatus according to the present invention.
In the figure: 1. an oxidation fan; 2. a desulfurizing tower; 3. oxidizing the air pipe; 4. an oxidation wind main pipe; 5. a wind delivery branch pipe; 6. an air outlet nozzle; 7. a through hole; 8. butt-joint pipes; 9. connecting blocks; 10. an air inlet hole; 11. a movable cavity; 12. an air outlet cavity channel; 14. a support block; 15. a first block; 16. a second block.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are described herein for the purpose of illustration and explanation and not limitation.
Example (b): as shown in fig. 1, 2 and 3, the oxidation air supply device of the present invention comprises a desulfurization tower 2 and an oxidation fan 1, the air outlet end of the oxidation fan 1 is connected with an oxidation air main pipe 4, a plurality of oxidation air pipes 3 arranged from top to bottom are arranged in the desulfurizing tower 2, a plurality of air outlets 6 are arranged on the oxidation air pipe 3, the oxidation air pipe 3 is connected with an oxidation air main pipe 4 through an air delivery branch pipe 5, the air outlet nozzle 6 comprises a connecting block 9 connected with the oxidation air pipe 3, a movable cavity 11 is arranged inside the connecting block 9, an air inlet hole 10 communicated with the movable cavity 11 is arranged at one end of the connecting block 9 connected with the oxidation air pipe 3, a support block 14 is arranged on the connecting block 9 and positioned at the bottom side of the movable cavity 11, an outer inclined air outlet cavity channel 12 is formed between the support block 14 and the movable cavity 11, and a floating ball 13 moving along the movable cavity 11 is arranged in the movable cavity 11. Through setting up specific air outlet nozzle 6, under the condition of normal air-out, fresh air inlet 10, activity chamber 11 and air-out chamber way 12 are in the intercommunication state and carry out the air-out, when stopping the air-out state, then absorption liquid enters into activity chamber 11 in, drives the floater come-up, the interior port of fresh air inlet 10 has then been stopped up to the floater of come-up to in having avoided absorption liquid refluence to oxidation tuber pipe 3, take place easily to deposit and stop up air outlet nozzle 6.
Be equipped with through-hole 7 on the oxidation tuber pipe 3, the periphery of through-hole 7 is equipped with butt joint pipe 8, butt joint pipe 8 and connecting block 9 threaded connection are convenient for install and dismantle.
The connecting block 9 is formed by connecting a first block body 15 and a second block body 16 in a threaded manner, and is convenient to mount and dismount.
The inner end of the air inlet hole 10 is provided with a reducing hole, and the diameter of the inner end of the air inlet hole 10 is smaller than that of the floating ball 13.
The aperture of the movable cavity 11 is larger than the diameter of the floating ball 13, and the aperture of the air outlet cavity channel 12 is smaller than the diameter of the floating ball 13.
The top of the supporting block 14 is provided with a groove for limiting the floating ball 13, so that the limiting effect is achieved.
The working principle is as follows: through setting up specific air outlet nozzle 6, under the condition of normal air-out, fresh air inlet 10, activity chamber 11 and air-out chamber way 12 are in the intercommunication state and carry out the air-out, when stopping the air-out state, then absorption liquid enters into activity chamber 11 in, drives the floater come-up, the interior port of fresh air inlet 10 has then been stopped up to the floater of come-up to in having avoided absorption liquid refluence to oxidation tuber pipe 3, take place easily to deposit and stop up air outlet nozzle 6.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, those skilled in the art will understand that various changes, modifications and substitutions can be made without departing from the spirit and scope of the utility model as defined by the appended claims. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. An oxidation air supply device, comprising a desulfurizing tower (2) and an oxidation fan (1), characterized in that: the air outlet end of the oxidation fan (1) is connected with an oxidation air main pipe (4), a plurality of oxidation air pipes (3) arranged from top to bottom are arranged in the desulfurizing tower (2), a plurality of air outlets (6) are arranged on the oxidation air pipe (3), the oxidation air pipe (3) is connected with an oxidation air main pipe (4) through an air delivery branch pipe (5), the air outlet nozzle (6) comprises a connecting block (9) connected with the oxidation air pipe (3), a movable cavity (11) is arranged inside the connecting block (9), an air inlet hole (10) communicated with the movable cavity (11) is arranged at one end of the connecting block (9) connected with the oxidation air pipe (3), a support block (14) is arranged on the connecting block (9) at the bottom side of the movable cavity (11), an outer inclined air outlet cavity channel (12) is formed between the supporting block (14) and the movable cavity (11), a floating ball (13) moving along the movable cavity (11) is arranged in the movable cavity (11).
2. An oxidizing air supply device according to claim 1, wherein the oxidizing air pipe (3) is provided with a through hole (7), the periphery of the through hole (7) is provided with an abutting pipe (8), and the abutting pipe (8) is in threaded connection with a connecting block (9).
3. An oxidizing air supply device according to claim 1, characterized in that said connecting block (9) is formed by a first block (15) and a second block (16) screwed together.
4. An oxidizing air supplying apparatus according to claim 1, wherein an inner end portion of said air inlet hole (10) is provided with a diameter-variable hole, and an inner end diameter of said air inlet hole (10) is smaller than a diameter of the floating ball (13).
5. An oxidizing air supply device according to claim 1, characterized in that said movable chamber (11) has a diameter greater than the diameter of the floating ball (13).
6. An oxidizing air supply device according to claim 1, wherein the diameter of said air outlet channel (12) is smaller than the diameter of said floating ball (13).
7. An oxidizing air supply device according to claim 1, characterized in that the top of said holder (14) is provided with a recess for limiting the float (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122604007.2U CN216093048U (en) | 2021-10-28 | 2021-10-28 | Oxidizing air supply device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122604007.2U CN216093048U (en) | 2021-10-28 | 2021-10-28 | Oxidizing air supply device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216093048U true CN216093048U (en) | 2022-03-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122604007.2U Active CN216093048U (en) | 2021-10-28 | 2021-10-28 | Oxidizing air supply device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216093048U (en) |
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2021
- 2021-10-28 CN CN202122604007.2U patent/CN216093048U/en active Active
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