CN219701439U - Tail gas treatment device of urea prilling tower - Google Patents
Tail gas treatment device of urea prilling tower Download PDFInfo
- Publication number
- CN219701439U CN219701439U CN202321136912.2U CN202321136912U CN219701439U CN 219701439 U CN219701439 U CN 219701439U CN 202321136912 U CN202321136912 U CN 202321136912U CN 219701439 U CN219701439 U CN 219701439U
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- CN
- China
- Prior art keywords
- fixedly connected
- block
- tail gas
- plate
- treatment device
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Links
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 title claims abstract description 20
- 239000004202 carbamide Substances 0.000 title claims abstract description 20
- 239000000428 dust Substances 0.000 abstract description 9
- 238000001914 filtration Methods 0.000 abstract description 5
- 239000006260 foam Substances 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 10
- 239000007789 gas Substances 0.000 description 10
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 8
- 238000005406 washing Methods 0.000 description 8
- 239000007788 liquid Substances 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 229910021529 ammonia Inorganic materials 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 239000002245 particle Substances 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000000618 nitrogen fertilizer Substances 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Landscapes
- Treating Waste Gases (AREA)
Abstract
The utility model discloses a tail gas treatment device of a urea prilling tower, which comprises a connecting box, wherein four connecting plates are connected in a sliding manner in the connecting box, rectangular holes are formed in the front sides of the connecting plates, foam removing nets are fixedly sleeved in the rectangular holes, the right sides of the connecting plates extend out of the connecting box, and the connecting box is sleeved on the outer sides of the four connecting plates in a sliding manner. According to the utility model, the motor drives the moving block to move rightwards through the rotation of the screw rod, the moving block drives the moving plate to move rightwards to squeeze the connecting block, the connecting block drives the four clamping blocks to move through the transverse plate, the clamping blocks are separated from the clamping grooves, the handle is held and moves rightwards, the handle drives the connecting plate to move through the supporting plate, and the connecting plate drives the defoaming net to move, so that dust on the defoaming net is cleaned, the defoaming net is conveniently and rapidly taken out from the connecting box and cleaned, the problem of excessive dust on the defoaming net is reduced, meshes are prevented from being blocked, and the filtering efficiency is improved.
Description
Technical Field
The utility model relates to the technical field of tail gas treatment equipment, in particular to a tail gas treatment device of a urea prilling tower.
Background
The urea prilling tower has the functions that liquid urea is sprayed into liquid particles, then the liquid urea is cooled into solid particles through air, a large amount of air flows from bottom to top in the cooling process and is discharged from the tower top, the discharged air has the solid particles and trace ammonia, visual and olfactory discomfort can be brought, the nitrogen fertilizer industry association has made a plan to require each urea manufacturing enterprise to reduce the discharge amount of dust and ammonia in tail gas of the prilling tower, and two main technical routes are formed at present: firstly, dedusting by adopting a mechanical filtering mode, and washing ammonia by using a water washing method; another technical route is to wash with water to remove dust and ammonia.
China discloses the authorized utility model: CN212942072U is a tail gas recovery treatment device of a urea prilling tower, and is arranged in the radial direction of the prilling tower through a plurality of washing tanks, and is vertically contacted with the tail gas, the tail gas enters the washing tanks through side air inlets of the washing tanks, is washed by solutions with different concentrations and temperatures twice, is subjected to three times of gas-liquid separation, and is discharged into the atmosphere under the suction effect of a fan; the radial space of the prilling tower is effectively utilized, the height of the washing box can be greatly reduced, and the washing effect is improved.
However, the above patent still has a certain disadvantage that although the entrained liquid can be removed through the defoaming net, so as to achieve the effect of filtering dust, the defoaming net is inconvenient to be quickly taken out from the washing box and cleaned, and the meshes are easy to be blocked when the dust is too much, so that the filtering efficiency is reduced.
Disclosure of Invention
The utility model aims to provide a tail gas treatment device of a urea prilling tower, which aims to solve the problems in the background technology.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a urea prilling tower tail gas treatment device, includes the connection box, sliding connection has four connecting plates in the connection box, the rectangular hole has been seted up to the front side of connecting plate, rectangular hole internal fixation cover is equipped with the defoaming net, the right side of connecting plate extends to outside the connection box, the outside at four connecting plates is established to the connection box slip cap, the draw-in groove has been seted up at the top of connecting plate, the draw-in groove intussuseption activity card is equipped with the fixture block, four the top fixedly connected with same diaphragm of fixture block, the left side of diaphragm rotates and is connected with the connecting block, the left side of connecting block rotates and is connected with the movable plate, the top fixedly connected with movable block of movable plate, the top of movable plate is equipped with the screw rod.
Further preferably, the moving block is sleeved on the outer side of the screw rod in a threaded mode, and the top of the connecting box is fixedly connected with a vertical block.
Further preferably, the right side of the vertical block is fixedly connected with a motor, and the end part of an output shaft of the motor is fixedly connected with the left end of the screw rod.
Further preferably, a supporting block is fixedly connected to the top of the connecting box, and the supporting block is rotatably sleeved on the outer side of the screw rod.
Further preferably, the right side of the supporting block is fixedly connected with two positioning rods, and the moving plate is slidably sleeved on the outer sides of the two positioning rods.
Further preferably, the top of the connecting box is fixedly connected with two risers, and the right side of the riser is fixedly connected with a rectangular plate.
Further preferably, the bottom of the rectangular plate is fixedly connected with a cylinder, the top of the transverse plate is fixedly connected with two round bars, the cylinder is slidably sleeved on the outer side of the corresponding round bar, and a spring which is fixedly connected with the same is sleeved on the outer side of the round bar.
Further preferably, the right sides of the four connecting plates are fixedly connected with a supporting plate, and the right sides of the supporting plates are fixedly connected with handles.
Compared with the prior art, the utility model has the beneficial effects that: according to the utility model, the motor drives the moving block to move rightwards through the rotation of the screw rod, the moving block drives the moving plate to move rightwards to squeeze the connecting block, the connecting block drives the four clamping blocks to move through the transverse plate, the clamping blocks are separated from the clamping grooves, the handle is held and moves rightwards, the handle drives the connecting plate to move through the supporting plate, and the connecting plate drives the defoaming net to move, so that dust on the defoaming net is cleaned, the defoaming net is conveniently and rapidly taken out from the connecting box and cleaned, the problem of excessive dust on the defoaming net is reduced, meshes are prevented from being blocked, and the filtering efficiency is improved.
Drawings
FIG. 1 is a schematic perspective view of the present utility model;
FIG. 2 is a schematic view of a left-hand perspective structure of the present utility model;
FIG. 3 is an enlarged perspective view of the area A in FIG. 1;
fig. 4 is an enlarged perspective view of the area B in fig. 1.
In the figure: 1. a connection box; 2. a connecting plate; 3. a rectangular hole; 4. a defoaming net; 5. a clamping groove; 6. a clamping block; 7. a cross plate; 8. a connecting block; 9. a moving plate; 10. a moving block; 11. a screw; 12. a vertical block; 13. a motor; 14. a support block; 15. a positioning rod; 16. a riser; 17. a rectangular plate; 18. a cylinder; 19. a round bar; 20. a spring; 21. a support plate; 22. a handle.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Examples
Referring to fig. 1-4, the present utility model provides a technical solution: the utility model provides a urea prilling tower tail gas treatment device, including link box 1, sliding connection has four connecting plates 2 in link box 1, rectangular hole 3 has been seted up to the front side of connecting plate 2, rectangular hole 3 internal fixation cover is equipped with defoaming net 4, the right side of connecting plate 2 extends to outside link box 1, link box 1 slip cap is established in the outside of four connecting plates 2, draw-in groove 5 has been seted up at the top of connecting plate 2, the fixture block 6 has been equipped with to the activity card in the draw-in groove 5, the top fixedly connected with of four fixture block 6 is the same diaphragm 7, the left side rotation of diaphragm 7 is connected with connecting block 8, the left side rotation of connecting block 8 is connected with movable plate 9, the top fixedly connected with movable block 10 of movable plate 9, the top of movable plate 9 is equipped with screw 11, under the effect of screw thread interlock between screw 11 and movable block 10, screw 11 rotates and drives movable block 10 and moves rightwards.
In this embodiment, specific: the movable block 10 is sleeved on the outer side of the screw 11 in a threaded manner, the top of the connecting box 1 is fixedly connected with the vertical block 12, and the arrangement of the vertical block 12 has a connecting effect;
in this embodiment, specific: the right side of the vertical block 12 is fixedly connected with a motor 13, the end part of an output shaft of the motor 13 is fixedly connected with the left end of the screw 11, and the motor 13 works to drive the screw 11 to rotate;
in this embodiment, specific: the top of the connecting box 1 is fixedly connected with a supporting block 14, the supporting block 14 is rotatably sleeved on the outer side of the screw 11, and the supporting block 14 has a connecting effect;
in this embodiment, specific: the right side of the supporting block 14 is fixedly connected with two positioning rods 15, the moving plate 9 is sleeved on the outer sides of the two positioning rods 15 in a sliding manner, and the positioning rods 15 play a positioning role;
in this embodiment, specific: the top of the connecting box 1 is fixedly connected with two vertical plates 16, the right side of each vertical plate 16 is fixedly connected with a rectangular plate 17, and the arrangement of the rectangular plates 17 has the connecting effect;
in this embodiment, specific: the bottom of the rectangular plate 17 is fixedly connected with a cylinder 18, the top of the transverse plate 7 is fixedly connected with two round rods 19, the cylinder 18 is sleeved on the outer sides of the corresponding round rods 19 in a sliding manner, the same spring 20 sleeved on the outer sides of the round rods 19 in a movable manner is fixedly connected between the cylinder 18 and the transverse plate 7, and the transverse plate 7 compresses the spring 20 in the moving process;
in this embodiment, specific: the right sides of the four connecting plates 2 are fixedly connected with a supporting plate 21, the right sides of the supporting plate 21 are fixedly connected with a handle 22, the handle 22 is held and moves rightwards, and the handle 22 drives the supporting plate 21 to move.
The utility model works when in work: when the defoaming net 4 needs to be taken out, the motor 13 is started positively, the motor 13 works to drive the screw rod 11 to rotate, under the action of the screw thread meshing force between the screw rod 11 and the moving block 10, the screw rod 11 rotates to drive the moving block 10 to move rightwards, the moving block 10 drives the moving plate 9 to move rightwards, the moving plate 9 slides outside the two positioning rods 15, the setting of the supporting block 14 has a fixed effect, the moving plate 9 extrudes the connecting block 8 in the moving process, under the action of the extrusion force, the connecting block 8 moves and rotates, the connecting block 8 drives the transverse plate 7 to move, the transverse plate 7 drives the round rod 19 to move, the cylinder 18 positions the corresponding round rod 19, the transverse plate 7 compresses the spring 20 in the moving process, the transverse plate 7 drives the four clamping blocks 6 to move upwards, the clamping blocks 6 are separated from the corresponding clamping grooves 5, immediately, the handle 22 is held and moves rightwards, the handle 22 drives the supporting plate 21 to move, the supporting plate 21 drives the four connecting plates 2 to move rightwards, the connecting plates 2 drive the corresponding defoaming nets 4 to move, dust on the defoaming nets 4 can be cleaned at the moment when the defoaming nets 4 move out of the connecting box 1, after cleaning, the connecting plates 2 are moved leftwards during installation, the connecting plates 2 drive the corresponding defoaming nets 4 to move, when the left side of the connecting plates 2 is in contact with the left inner wall of the connecting box 1, the motor 13 is reversely started, so that the connecting blocks 8 relax the extrusion force on the transverse plates 7, the springs 20 in a compressed state at the moment reset, the elasticity of the springs 20 drive the transverse plates 7 to move downwards, the transverse plates 7 drive the four clamping blocks 6 to move, and the clamping blocks 6 are clamped with the corresponding clamping grooves 5, so that the defoaming nets 4 are fixed.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides a urea prilling tower tail gas processing apparatus, includes junction box (1), its characterized in that: the utility model discloses a connecting box, including connecting box (1), draw-in groove (5) inner movable card is equipped with fixture block (6), four the top fixedly connected with same diaphragm (7) of fixture block (6), the left side rotation of diaphragm (7) is connected with connecting block (8), the left side rotation of connecting block (8) is connected with movable plate (9), the top fixedly connected with movable block (10) of movable plate (9), the top of movable plate (9) is equipped with screw rod (11).
2. The urea prilling tower tail gas treatment device of claim 1, characterized in that: the movable block (10) is sleeved on the outer side of the screw rod (11) in a threaded mode, and the top of the connecting box (1) is fixedly connected with the vertical block (12).
3. The urea prilling tower tail gas treatment device according to claim 2, characterized in that: the right side of perpendicular piece (12) fixedly connected with motor (13), the output shaft end of motor (13) is fixed connection with the left end of screw rod (11).
4. A urea prilling tower tail gas treatment device according to claim 3, characterized in that: the top of the connecting box (1) is fixedly connected with a supporting block (14), and the supporting block (14) is rotatably sleeved on the outer side of the screw rod (11).
5. The urea prilling tower tail gas treatment device according to claim 4, wherein: two locating rods (15) are fixedly connected to the right side of the supporting block (14), and the moving plate (9) is slidably sleeved on the outer sides of the two locating rods (15).
6. The urea prilling tower tail gas treatment device according to claim 5, wherein: the top fixedly connected with two riser (16) of connection box (1), the right side fixedly connected with rectangular plate (17) of riser (16).
7. The urea prilling tower tail gas treatment device of claim 6, wherein: the bottom fixedly connected with cylinder (18) of rectangular board (17), the top fixedly connected with two round bars (19) of diaphragm (7), the outside at corresponding round bar (19) is established to cylinder (18) slip cap, fixedly connected with is same movable sleeve between cylinder (18) and diaphragm (7) establishes spring (20) in the outside of round bar (19).
8. The urea prilling tower tail gas treatment device of claim 7, wherein: the right sides of the four connecting plates (2) are fixedly connected with a supporting plate (21), and the right sides of the supporting plates (21) are fixedly connected with handles (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321136912.2U CN219701439U (en) | 2023-05-12 | 2023-05-12 | Tail gas treatment device of urea prilling tower |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321136912.2U CN219701439U (en) | 2023-05-12 | 2023-05-12 | Tail gas treatment device of urea prilling tower |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219701439U true CN219701439U (en) | 2023-09-19 |
Family
ID=87979227
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321136912.2U Active CN219701439U (en) | 2023-05-12 | 2023-05-12 | Tail gas treatment device of urea prilling tower |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219701439U (en) |
-
2023
- 2023-05-12 CN CN202321136912.2U patent/CN219701439U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |