CN220779700U - Flue gas desulfurization defogging device for coal-fired power plant - Google Patents
Flue gas desulfurization defogging device for coal-fired power plant Download PDFInfo
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- CN220779700U CN220779700U CN202322211797.7U CN202322211797U CN220779700U CN 220779700 U CN220779700 U CN 220779700U CN 202322211797 U CN202322211797 U CN 202322211797U CN 220779700 U CN220779700 U CN 220779700U
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- Prior art keywords
- pipe
- flue gas
- box
- defogging
- desulfurization
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- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 title claims abstract description 50
- 239000003546 flue gas Substances 0.000 title claims abstract description 48
- 238000006477 desulfuration reaction Methods 0.000 title claims abstract description 45
- 230000023556 desulfurization Effects 0.000 title claims abstract description 45
- 239000007788 liquid Substances 0.000 claims abstract description 61
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 24
- 239000000779 smoke Substances 0.000 claims description 10
- 239000003245 coal Substances 0.000 claims description 3
- 238000005086 pumping Methods 0.000 claims description 3
- 238000007789 sealing Methods 0.000 claims description 2
- 239000007921 spray Substances 0.000 abstract description 14
- 239000003595 mist Substances 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 6
- MWUXSHHQAYIFBG-UHFFFAOYSA-N nitrogen oxide Inorganic materials O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 description 6
- 238000010009 beating Methods 0.000 description 5
- 230000003009 desulfurizing effect Effects 0.000 description 4
- 239000000809 air pollutant Substances 0.000 description 2
- 231100001243 air pollutant Toxicity 0.000 description 2
- 239000002826 coolant Substances 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 238000005245 sintering Methods 0.000 description 2
- 238000005507 spraying Methods 0.000 description 2
- XTQHKBHJIVJGKJ-UHFFFAOYSA-N sulfur monoxide Chemical class S=O XTQHKBHJIVJGKJ-UHFFFAOYSA-N 0.000 description 2
- 229910052815 sulfur oxide Inorganic materials 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000004523 catalytic cracking Methods 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 239000000571 coke Substances 0.000 description 1
- 239000000110 cooling liquid Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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- Treating Waste Gases (AREA)
Abstract
The utility model discloses a flue gas desulfurization demisting device for a coal-fired power plant, which relates to the technical field of flue gas treatment equipment and comprises a box body, wherein a demisting mechanism and a desulfurization mechanism are arranged in the box body, the demisting mechanism comprises a plurality of demisting plates and a plurality of connecting pipes which are arranged in the box body, the demisting plates are hollow, the demisting plates are communicated through the connecting pipes, the desulfurization mechanism comprises a rotating pipe, the inside of the box body is fixedly connected with a fixing frame, and the rotating pipe is rotationally connected to the fixing frame. The rotary tube is driven to rotate through the driving mechanism, so that desulfurization liquid sprayed out of the spray tube spray head is uniformly sprayed into the box body, the desulfurization liquid can fully react with flue gas to carry out desulfurization treatment on the flue gas, the defogging mechanism is used for defogging the desulfurized flue gas, and water mist in the flue gas is quickly formed into liquid drops on the surface of the defogging plate through injecting cold water into the defogging plate, so that defogging efficiency is accelerated.
Description
Technical Field
The utility model relates to the technical field of flue gas treatment equipment, in particular to a flue gas desulfurization and demisting device for a coal-fired power plant.
Background
The flue gas generally refers to a mixture of gas and smoke dust, a large amount of flue gas is generated by the operation of chemical equipment such as boilers, industrial kilns, thermal power plants, coke ovens, cement plants, blast furnaces, open-furnaces, revolving furnaces, electric Furnaces and Catalytic Cracking (FCC) devices, and a great amount of air pollutants such as sulfur oxides and nitrogen oxides contained in the flue gas bring a series of environmental problems, so that the reduction of the emission of the air pollutants such as sulfur oxides and nitrogen oxides is an urgent matter of protecting the environment, and the national related standards and regulations prescribe the emission standard of the pollutants in the flue gas, and the emission can be carried out after desulfurization, denitrification and dust removal treatment of the flue gas.
Chinese patent publication No. CN215506270U discloses sintering machine flue gas desulfurization defogging device, the power distribution box comprises a box body, the bottom fixedly connected with liquid tank of box, the outside of box articulates there is the chamber door, the chamber door is located the top of liquid tank, the top fixedly connected with blast pipe of box, fixedly connected with door knob on the lateral wall of chamber door, the outside of liquid tank is provided with spraying mechanism, spraying mechanism includes two pump bodies, two pump bodies set up on the outside two lateral walls that deviate from mutually of box, the equal fixedly connected with transfer line of inside of two pump bodies, the both ends of two transfer lines run through the lateral wall upper portion of box respectively and down, the top of transfer line extends in the inside of box and fixedly connected with collecting vat, the bottom fixedly connected with atomising head of collecting vat.
However, the inventor of the device considers that certain defects exist, the efficiency of a demisting plate in a flue gas desulfurization demisting device of a sintering machine is unstable, and once the flue gas is too large or the flue gas is too fast, the effect and the efficiency of the demisting plate are reduced under certain conditions, so that the flue gas desulfurization demisting device of the coal-fired power plant solves the problems.
Disclosure of Invention
The utility model aims to make up the defects of the prior art and provides a flue gas desulfurization and demisting device for a coal-fired power plant.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a coal fired power plant flue gas desulfurization defogging device, includes the box, the inside of box is equipped with defogging mechanism and desulfurization mechanism, defogging mechanism is including installing a plurality of defogging boards and a plurality of connecting pipe in the box inside, the defogging board is the cavity form, and is a plurality of the defogging board is linked together through a plurality of connecting pipes, desulfurization mechanism includes the rotation pipe, the inside fixedly connected with mount of box, the rotation pipe rotates to be connected on the mount, the shower is installed to the bottom of rotation pipe, install a plurality of shower nozzles on the shower, a side of box is equipped with the feed mechanism to the rotation pipe feed liquid, the side tank is installed to the opposite side of box, the inside of side tank is equipped with drive rotation pipe pivoted actuating mechanism, the inlet flue is installed to the lower part of a side of box, the exhaust port is installed at the top of box.
Further, the liquid supply mechanism comprises a water pump arranged on one side face of the box body, a liquid discharge pipe is arranged at the water discharge end of the water pump, the other end of the liquid discharge pipe extends to the inside of the box body and is communicated with the rotating pipe, a liquid suction pipe is arranged at the water pumping end of the liquid discharge pipe, and the other end of the liquid suction pipe is communicated with the inside of the box body.
Further, the other end of the liquid discharge pipe is rotationally connected to the top of the rotating pipe, and a sealing ring is arranged between the liquid discharge pipe and the rotating joint of the rotating pipe.
Further, the actuating mechanism is including installing at the inside driving motor of side case, the dwang is installed to driving motor output pivot end, the one end of dwang extends to the inside of box, first bevel gear is installed to the one end of dwang, install the second bevel gear on the rotation tube, first bevel gear and second bevel gear mesh mutually, the inside of side case is equipped with the knocking mechanism that beats the box lateral surface.
Further, the striking mechanism comprises a rotating rod which is rotatably connected inside the side box, an extension spring is fixedly connected to the rotating rod, and striking balls are mounted at the other end of the extension spring.
Further, a third bevel gear is arranged at the bottom of the rotating rod, a fourth bevel gear is arranged on the rotating rod, and the third bevel gear is meshed with the fourth bevel gear.
Further, the upper portion of one side face of the demisting mechanism is provided with a liquid inlet pipe, the upper portion of the other side face of the demisting mechanism is provided with a liquid outlet pipe, and the liquid inlet pipe and the liquid outlet pipe extend to the outside of the box body.
Compared with the prior art, the flue gas desulfurization demisting device for the coal-fired power plant has the following beneficial effects:
1. according to the utility model, the desulfurizing liquid is filled into the rotating pipe through the liquid supply mechanism, then the desulfurizing liquid is sprayed out through the spray head on the spray pipe, so that the flue gas entering through the flue gas inlet is desulfurized, the rotating pipe is driven to rotate through the driving mechanism, the desulfurizing liquid sprayed out by the spray head of the spray pipe is uniformly sprayed into the box body, so that the desulfurizing liquid can fully react with the flue gas to desulfurize the flue gas, the defogging mechanism is used for defogging the desulfurized flue gas, and the water mist in the flue gas can quickly form liquid drops on the surface of the defogging plate to flow down through injecting cold water into the defogging plate, so that the defogging efficiency is accelerated.
2. According to the utility model, the desulfurization solution at the bottom wall in the box body is pumped by starting the water pump, the liquid discharge pipe is filled into the rotary pipe to spray, and the desulfurization solution is recycled by the water pump, the liquid discharge pipe and the liquid suction pipe.
3. According to the utility model, the rotary rod is driven to rotate, the extension spring is lengthened under the action of centrifugal force, the outer side surface of the box body is repeatedly knocked by knocking balls, vibration generated by knocking is transmitted to the demisting mechanism in the box body, the demisting plate vibrates to accelerate the falling speed of water drops, and the working efficiency of the demisting plate is ensured.
Drawings
FIG. 1 is a perspective view of the interior of the case of the present utility model;
FIG. 2 is a perspective view of the demisting mechanism of the present utility model;
FIG. 3 is a schematic view of the internal structure of the case of the present utility model;
fig. 4 is a schematic diagram of the side case structure of the present utility model.
In the figure: 1. a case; 11. a smoke inlet; 12. a smoke outlet; 2. a defogging mechanism; 21. a defogging plate; 22. a connecting pipe; 23. a liquid inlet pipe; 24. a liquid outlet pipe; 3. a fixing frame; 31. a rotary tube; 32. a shower pipe; 4. a water pump; 41. a liquid discharge pipe; 42. a liquid suction pipe; 5. a side case; 51. a rotating lever; 52. a driving motor; 6. a rotating rod; 61. a tension spring; 62. striking the ball.
Detailed Description
The principles and features of the present utility model are described below with reference to the drawings, the examples are illustrated for the purpose of illustrating the utility model and are not to be construed as limiting the scope of the utility model.
This embodiment provides a coal fired power plant flue gas desulfurization defogging device, the device rotates through actuating mechanism drive rotation pipe 31, makes shower 32 shower nozzle spun desulfurization liquid evenly spray to box 1 inside, makes it fully react with the flue gas and carries out desulfurization to the flue gas, carries out the defogging through defogging mechanism 2 to the flue gas after the desulfurization, and makes the water smoke in the flue gas form the liquid droplet fast on defogging plate 21 surface through injecting cold water to defogging plate 21 and flows down, has accelerated defogging efficiency.
Example 1:
referring to fig. 1 to 3, a flue gas desulfurization demisting device for a coal-fired power plant comprises a box body 1, wherein a demisting mechanism 2 and a desulfurization mechanism are arranged in the box body 1, the demisting mechanism 2 comprises a plurality of demisting plates 21 and a plurality of connecting pipes 22 which are arranged in the box body 1, the demisting plates 21 are hollow, the plurality of demisting plates 21 are communicated through the plurality of connecting pipes 22, a liquid inlet pipe 23 is arranged at the upper part of one side surface of the demisting mechanism 2, cooling liquid is injected into the plurality of demisting plates 21 through the liquid inlet pipe 23, a liquid outlet pipe 24 is arranged at the upper part of the other side surface of the demisting mechanism 2, the liquid is discharged out of the demisting plates 21 through the liquid outlet pipe 24, the liquid inlet pipe 23 and the liquid outlet pipe 24 are all extended to the outside of the box body 1, a smoke inlet 11 is arranged at the lower part of one side surface of the box body 1, flue gas to be treated enters the inside the box body 1 through the smoke inlet 11, a smoke outlet 12 is arranged at the top of the box body 1, and the treated flue gas is discharged through the smoke outlet 12.
Example 2:
on the basis of the above embodiment, please see fig. 1 and 3, the desulfurization mechanism includes a rotary tube 31, the inside fixedly connected with mount 3 of box 1, rotary tube 31 rotates and connects on mount 3, spray pipe 32 is installed to the bottom of rotary tube 31, install a plurality of shower nozzles on spray pipe 32, through filling desulfurization liquid into the inside of rotary tube 31, afterwards spray through the shower nozzle on spray pipe 32, one side of box 1 is equipped with the feed mechanism to the feed liquid of rotary tube 31, carry out continuous transport desulfurization liquid to the inside of rotary tube 31 through the feed mechanism, the feed mechanism includes the water pump 4 of installing in one side of box 1, the drain 41 is installed to the drainage end of water pump 4, the other end of drain 41 extends to the inside of box 1 and is linked together with rotary tube 31, the drain 42 is installed to the pumping end of drain 41, the other end and the inside of box 1 are linked together, the recharge of bottom wall to the inside of rotary tube through the water pump 4 that sets up, drain 41 and drain 42 make falls into the inside of rotary tube through the drain 31, make use of the seal ring 31 of the seal joint has been provided with the seal 31 in the place of rotary seal 31, the seal joint has been established between the rotary tube 31 and the rotary seal 31.
Example 3:
on the basis of the above embodiment, please refer to fig. 1, 3 and 4, the side case 5 is mounted on the other side of the case 1, a driving mechanism for driving the rotation tube 31 to rotate is disposed in the side case 5, the rotation tube 31 is driven to continuously rotate in the case 1 by the driving mechanism, the driving mechanism includes a driving motor 52 mounted in the side case 5, a rotation rod 51 is mounted at an output shaft end of the driving motor 52, one end of the rotation rod 51 extends to the inside of the case 1, a first bevel gear is mounted at one end of the rotation rod 51, a second bevel gear is mounted on the rotation tube 31, the first bevel gear and the second bevel gear are meshed, the rotation tube 31 in the case 1 is driven to continuously rotate by starting the driving motor 52 under the action of the two bevel gears.
The inside of side case 5 is equipped with the knocking mechanism that beats the lateral surface of box 1, the lateral surface to box 1 is continuously beaten through beating the mechanism, knocking mechanism is including rotating the rotary rod 6 of connecting in the inside of side case 5, fixedly connected with extension spring 61 on the rotary rod 6, the other end of extension spring 61 is installed and is beaten ball 62, rotate through drive rotary rod 6, make extension spring 61 elongate under centrifugal force effect, the lateral surface of box 1 is beaten repeatedly through beating ball 62, beat the vibration transmission that produces to the inside defogging mechanism 2 of box 1, defogging board 21 vibration has accelerated the speed that the drop of water drops, third bevel gear is installed to the bottom of rotary rod 6, install fourth bevel gear on the rotary rod 51, third bevel gear meshes with fourth bevel gear, make the rotary rod 51 rotate and drive rotary rod 6 together under the effect of two bevel gears, thereby the use quantity of motor has been reduced.
Working principle: the interior bottom wall to box 1 is filled with desulfurization liquid, fill the inside to defogging board 21 with the coolant liquid through feed liquor pipe 23, the flue gas gets into the inside to box 1 through inlet 11, through the inside that the liquid discharge tube 41 filled into the rotation tube 31 with desulfurization liquid after drawing desulfurization liquid by starting water pump 4, afterwards, spray the shower nozzle and carry out desulfurization treatment to the flue gas through shower pipe 32, rotate through starting driving motor 52, drive rotation tube 31 under the effect of two bevel gears rotates, make shower pipe 32 shower nozzle spun desulfurization liquid evenly spray to box 1 inside, make it fully react with the flue gas and carry out desulfurization treatment to the flue gas, defogging mechanism 2 is carried out the defogging to the flue gas after the desulfurization, and the defogging board 21 that lets in the coolant liquid can make the water smoke in the flue gas form the liquid droplet fast and flow down at defogging board 21 surface, defogging efficiency has been accelerated, when rotation rod 51 rotates the in-process, drive 6 rotates under the effect of two bevel gears, make extension spring 61 under the centrifugal force effect, shake the face of beating 1 and shake the inside the vibration of beating board 2 to the vibration of beating the box 1, the defogging efficiency has been guaranteed.
The foregoing description of the preferred embodiments of the utility model is not intended to limit the utility model to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and scope of the utility model are intended to be included within the scope of the utility model.
Claims (7)
1. The utility model provides a coal fired power plant flue gas desulfurization defogging device, includes box (1), its characterized in that: the inside of box (1) is equipped with defogging mechanism (2) and desulfurization mechanism, defogging mechanism (2) are including installing a plurality of defogging boards (21) and a plurality of connecting pipe (22) in box (1) inside, defogging board (21) are the cavity form, and is a plurality of defogging board (21) are linked together through a plurality of connecting pipe (22), desulfurization mechanism includes rotation pipe (31), the inside fixedly connected with mount (3) of box (1), rotation pipe (31) rotate and connect on mount (3), shower pipe (32) are installed to the bottom of rotation pipe (31), install a plurality of shower nozzles on shower pipe (32), a side of box (1) is equipped with the feed mechanism to rotation pipe (31) feed liquid, side case (5) are installed to the opposite side of box (1), the inside of side case (5) is equipped with drive rotation pipe (31) pivoted actuating mechanism, the lower part of a side of box (1) installs smoke inlet (11), top (12) are installed to the top of box (1).
2. The flue gas desulfurization and demisting device for a coal-fired power plant according to claim 1, wherein: the liquid supply mechanism comprises a water pump (4) arranged on one side face of the box body (1), a liquid discharge pipe (41) is arranged at the water discharge end of the water pump (4), the other end of the liquid discharge pipe (41) extends to the inside of the box body (1) and is communicated with the rotating pipe (31), a liquid suction pipe (42) is arranged at the water pumping end of the liquid discharge pipe (41), and the other end of the liquid suction pipe (42) is communicated with the inside of the box body (1).
3. The flue gas desulfurization and demisting device for a coal-fired power plant according to claim 2, wherein: the other end of the liquid discharge pipe (41) is rotatably connected to the top of the rotating pipe (31), and a sealing ring is arranged between the rotating connection position of the liquid discharge pipe (41) and the rotating pipe (31).
4. The flue gas desulfurization and demisting device for a coal-fired power plant according to claim 1, wherein: the driving mechanism comprises a driving motor (52) arranged inside a side box (5), a rotating rod (51) is arranged at the output rotating shaft end of the driving motor (52), one end of the rotating rod (51) extends to the inside of the box body (1), a first bevel gear is arranged at one end of the rotating rod (51), a second bevel gear is arranged on the rotating pipe (31), the first bevel gear is meshed with the second bevel gear, and a knocking mechanism for knocking the outer side face of the box body (1) is arranged inside the side box (5).
5. The flue gas desulfurization and demisting device for a coal-fired power plant according to claim 4, wherein: the knocking mechanism comprises a rotating rod (6) which is rotatably connected inside the side box (5), an extension spring (61) is fixedly connected to the rotating rod (6), and a knocking ball (62) is arranged at the other end of the extension spring (61).
6. The flue gas desulfurization and demisting device for a coal-fired power plant according to claim 5, wherein: the bottom of the rotary rod (6) is provided with a third bevel gear, the rotary rod (51) is provided with a fourth bevel gear, and the third bevel gear is meshed with the fourth bevel gear.
7. The flue gas desulfurization and demisting device for a coal-fired power plant according to claim 1, wherein: the upper portion of one side of defogging mechanism (2) is installed feed liquor pipe (23), drain pipe (24) are installed to the upper portion of the other side of defogging mechanism (2), feed liquor pipe (23) and drain pipe (24) all extend to the outside of box (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322211797.7U CN220779700U (en) | 2023-08-17 | 2023-08-17 | Flue gas desulfurization defogging device for coal-fired power plant |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322211797.7U CN220779700U (en) | 2023-08-17 | 2023-08-17 | Flue gas desulfurization defogging device for coal-fired power plant |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220779700U true CN220779700U (en) | 2024-04-16 |
Family
ID=90630238
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322211797.7U Active CN220779700U (en) | 2023-08-17 | 2023-08-17 | Flue gas desulfurization defogging device for coal-fired power plant |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220779700U (en) |
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2023
- 2023-08-17 CN CN202322211797.7U patent/CN220779700U/en active Active
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