CN209865773U - High-efficient catalyst contact mechanism for flue gas denitration - Google Patents
High-efficient catalyst contact mechanism for flue gas denitration Download PDFInfo
- Publication number
- CN209865773U CN209865773U CN201920358882.7U CN201920358882U CN209865773U CN 209865773 U CN209865773 U CN 209865773U CN 201920358882 U CN201920358882 U CN 201920358882U CN 209865773 U CN209865773 U CN 209865773U
- Authority
- CN
- China
- Prior art keywords
- absorption tower
- wall
- flue gas
- contact mechanism
- filter screen
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Abstract
The utility model discloses a high-efficient catalyst contact mechanism is used in flue gas denitration, including the absorption tower, the bottom of absorption tower is provided with into the mouth, be provided with the second filter screen on the bottom inner wall of absorption tower, the top of absorption tower is provided with the outlet flue, be provided with first filter screen on the top inner wall of absorption tower, be provided with the support frame on one side outer wall of absorption tower, the top outer wall of support frame is provided with rotatory handle, the output of rotatory handle all is provided with the screw rod, the one end outer wall connection that rotatory handle was kept away from to the screw rod has the rotation baffle, the upper and lower both sides outer wall that rotates the baffle all is provided with the cone. The utility model discloses can increase the area of contact of high-efficient catalyst and flue gas to accelerate denitration chemical reaction's speed, through the coolant liquid that sets up, can guarantee that whole device can not be because the heat that the flue gas brought and the high temperature in the use.
Description
Technical Field
The utility model relates to a flue gas denitration technical field especially relates to a high-efficient catalyst contact mechanism is used in flue gas denitration.
Background
The flue gas denitration technology mainly comprises a dry method (selective catalytic reduction flue gas denitration, selective non-catalytic reduction denitration) and a wet method. Compared with the wet flue gas denitration technology, the dry flue gas denitration technology has the main advantages that: the basic investment is low, the equipment and the process are simple, the efficiency of removing NOX is higher, no wastewater or waste treatment exists, secondary pollution is not easy to cause, a high-efficiency catalyst is usually required in the chemical reaction of flue gas denitration, and how to contact the catalyst with the flue gas becomes a key problem to be solved.
Among the prior art, the area of contact of high-efficient catalyst for flue gas denitration and flue gas is less, is unfavorable for denitration chemical reaction's speed, and the heat in the flue gas can not in time distribute away moreover, and the dust in the flue gas also can not filter well.
Therefore, it is necessary to design a high-efficiency catalyst contact mechanism for flue gas denitration.
Disclosure of Invention
The utility model aims at solving the defects existing in the prior art and providing a high-efficiency catalyst contact mechanism for flue gas denitration.
In order to achieve the above purpose, the utility model adopts the following technical scheme: a high-efficiency catalyst contact mechanism for flue gas denitration comprises an absorption tower, wherein a smoke inlet is formed in the bottom of the absorption tower, a second filter screen is arranged on the inner wall of the bottom of the absorption tower and is located at a position close to the smoke inlet, a smoke outlet is formed in the top of the absorption tower, a first filter screen is arranged on the inner wall of the top of the absorption tower and is located at a position close to the smoke outlet, a liquid inlet is fixedly formed in the outer wall of one side of the bottom of the absorption tower, cooling liquid is arranged inside a shell of the absorption tower, a liquid outlet is fixedly formed in the outer wall of the other side of the bottom of the absorption tower, a support frame is arranged on the outer wall of one side of the absorption tower and is located above the liquid inlet, a rotating handle is arranged on the outer wall of the top of the support frame, a screw rod is arranged at the output end of each rotating handle, and a rotating partition plate, and the rotating partition plate is positioned in the absorption tower, and the outer walls of the upper side and the lower side of the rotating partition plate are provided with conical heads.
Furthermore, an adsorption piece is arranged on the outer wall of the conical head, and the adsorption piece is made of a high-temperature-resistant material.
Furthermore, the inner wall of the top of the absorption tower is provided with a water spraying head, and the water spraying head is positioned at the upper part of the first filter screen.
Furthermore, one side outer wall fixedly connected with four bracing pieces of absorption tower, and four bracing pieces equidistance distribute.
Furthermore, the one end fixedly connected with cat ladder that the absorption tower was kept away from to a plurality of bracing piece, and the cat ladder is located the top of liquid outlet.
Furthermore, a through hole is formed in the rotating partition plate, and the position of the through hole does not interfere with the position of the conical head.
The utility model has the advantages that:
1. through the rotation baffle, cone and the absorption piece that set up, can increase the area of contact of high-efficient catalyst and flue gas to accelerate denitration chemical reaction's speed, in order to reach the quick denitration's of flue gas purpose.
2. Through inlet, coolant liquid and the liquid outlet that sets up, can guarantee that whole device can not be because the heat that the flue gas brought and the high temperature in the use to the life of extension absorption tower.
3. Through the first filter screen and the second filter screen that set up, can filter down the solid tiny particle in the flue gas to the surface of avoiding rotating the baffle accumulates too much dust, thereby influences the catalyst and plays a role.
Drawings
Fig. 1 is a schematic structural view of a high-efficiency catalyst contact mechanism for flue gas denitration provided by the utility model;
fig. 2 is a schematic structural view of an absorption tower of a high-efficiency catalyst contact mechanism for flue gas denitration provided by the utility model;
fig. 3 is the utility model provides a flue gas denitration is with high-efficient catalyst contact mechanism's rotation baffle structure sketch map.
In the figure: 1 smoke inlet, 2 absorption towers, 3 liquid inlets, 4 rotating handles, 5 screws, 6 rotating clapboards, 7 conical heads, 8 adsorption parts, 9 through holes, 10 cooling liquid, 11 support frames, 12 water spray heads, 13 first filter screens, 14 smoke outlets, 15 support rods, 16 ladder stands, 17 liquid outlets and 18 second filter screens.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Referring to fig. 1-3, a high-efficiency catalyst contact mechanism for flue gas denitration comprises an absorption tower 2, a smoke inlet 1 is arranged at the bottom of the absorption tower 2, a second filter screen 18 is arranged on the inner wall of the bottom of the absorption tower 2, the second filter screen 18 is positioned at a position close to the smoke inlet 1, a smoke outlet 14 is arranged at the top of the absorption tower 2, a first filter screen 13 is arranged on the inner wall of the top of the absorption tower 2, the first filter screen 13 is positioned at a position close to the smoke outlet 14, a liquid inlet 3 is fixedly arranged on the outer wall of one side of the bottom of the absorption tower 2, a cooling liquid 10 is arranged in a shell of the absorption tower 2, a liquid outlet 17 is fixedly arranged on the outer wall of the other side of the bottom of the absorption tower 2, a support frame 11 is arranged on the outer wall of one side of the absorption tower 2, the support frame 11 is positioned above the liquid inlet 3, a rotating handle, the one end outer wall that rotatory handle 4 was kept away from to screw rod 5 is connected with rotates baffle 6, and rotates baffle 6 and be located the inside of absorption tower 2, and the upper and lower both sides outer wall that rotates baffle 6 all is provided with conical head 7 to the area of contact of the high-efficient catalyst of increase and flue gas.
Further, be provided with on the outer wall of conical head 7 and adsorb 8, and the material that adsorbs 8 is high temperature resistant material to adsorb high-efficient catalyst and can not be melted by the high temperature that the flue gas brought.
Further, the inner wall of the top of the absorption tower 2 is provided with a water spraying head 12, and the water spraying head 12 is positioned on the upper portion of the first filter screen 13, so that the whole device can clean and cool the inside of the absorption tower 2 after the use is completed.
Further, one side outer wall fixedly connected with four bracing pieces 15 of absorption tower 2, and four bracing pieces 15 equidistance distribute, make its stress point dispersion on absorption tower 2 surface to make absorption tower 2 be difficult for being damaged.
Further, the one end fixedly connected with cat ladder 16 that absorption tower 2 was kept away from to a plurality of bracing piece 15, and cat ladder 16 is located the top of liquid outlet 17, and the staff is convenient for scramble the operation through cat ladder 16.
Further, the inside of the rotating partition plate 6 is provided with a through hole 9, and the position of the through hole 9 does not interfere with the position of the conical head 7, so that the smoke can pass through the rotating partition plate 6.
The working principle is as follows: when the device is used, the liquid inlet 3 is opened firstly, the cooling liquid 10 is added, the flue gas enters the absorption tower 2 through the smoke inlet 1, when the flue gas passes through the second filter screen 18, solid particles mixed in the flue gas can be filtered, high-efficiency catalysts for flue gas denitration are adhered to the outer walls of the two sides of the rotary partition plate 6, more high-efficiency catalysts are fixed on the conical head 7 through the adsorption piece 8, the direction of the rotary partition plate 6 can be adjusted through the rotary handle 4, when the flue gas passes through the rotary partition plate 6 at the bottommost layer, chemical reaction of compounds containing nitre elements in the flue gas can be rapidly generated under the action of the high-efficiency catalysts, so that the aim of denitration is achieved, when the flue gas passes through each layer of the rotary partition plate 6, chemical reaction of the residual compounds containing nitre elements in the flue gas can be rapidly generated under the action of the high-efficiency catalysts, the mesh opening of the first filter screen 13, when the flue gas through first filter screen 13, remaining solid tiny particle can be filtered in the flue gas, then the flue gas after the denitration is discharged through outlet 14, uses the completion back, and accessible sprinkler bead 12 water spray is cleared up 2 insides of absorption tower, if whole denitrification facility appears unusually, goes on to maintain staff's accessible cat ladder 16.
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 (6)
1. The utility model provides a flue gas denitration is with high-efficient catalyst contact mechanism, includes absorption tower (2), its characterized in that, the bottom of absorption tower (2) is provided with into mouth (1), be provided with second filter screen (18) on the bottom inner wall of absorption tower (2), and second filter screen (18) are located the position that is close to into mouth (1), the top of absorption tower (2) is provided with outlet flue (14), be provided with first filter screen (13) on the top inner wall of absorption tower (2), and first filter screen (13) are located the position that is close to outlet flue (14), bottom one side outer wall of absorption tower (2) is fixed and is provided with inlet (3), the inside cooling liquid (10) that is provided with of the casing of absorption tower (2), the bottom opposite side outer wall of absorption tower (2) is fixed and is provided with liquid outlet (17), be provided with support frame (11) on one side outer wall of absorption tower (2), and support frame (11) are located the top of inlet (3), the top outer wall of support frame (11) is provided with rotatory handle (4), four the output of rotatory handle (4) all is provided with screw rod (5), the one end outer wall that rotatory handle (4) were kept away from in screw rod (5) is connected with and rotates baffle (6), and rotates the inside that baffle (6) are located absorption tower (2), the upper and lower both sides outer wall that rotates baffle (6) all is provided with conical head (7).
2. The contact mechanism of the high-efficiency catalyst for flue gas denitration according to claim 1, wherein an adsorption member (8) is arranged on the outer wall of the conical head (7), and the adsorption member (8) is made of a high-temperature-resistant material.
3. The contact mechanism of the high-efficiency catalyst for flue gas denitration according to claim 1, wherein a water spray head (12) is arranged on the top inner wall of the absorption tower (2), and the water spray head (12) is positioned on the upper part of the first filter screen (13).
4. The efficient catalyst contact mechanism for flue gas denitration according to claim 1, wherein four support rods (15) are fixedly connected to the outer wall of one side of the absorption tower (2), and the four support rods (15) are distributed at equal intervals.
5. The efficient catalyst contact mechanism for flue gas denitration according to claim 4, wherein one end of the support rod (15) far away from the absorption tower (2) is fixedly connected with a ladder (16), and the ladder (16) is positioned above the liquid outlet (17).
6. The contact mechanism of the high-efficiency catalyst for flue gas denitration according to claim 1, wherein the rotating partition plate (6) is internally provided with a through hole (9), and the position of the through hole (9) is not overlapped with the position of the conical head (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920358882.7U CN209865773U (en) | 2019-03-21 | 2019-03-21 | High-efficient catalyst contact mechanism for flue gas denitration |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920358882.7U CN209865773U (en) | 2019-03-21 | 2019-03-21 | High-efficient catalyst contact mechanism for flue gas denitration |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209865773U true CN209865773U (en) | 2019-12-31 |
Family
ID=68955884
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920358882.7U Expired - Fee Related CN209865773U (en) | 2019-03-21 | 2019-03-21 | High-efficient catalyst contact mechanism for flue gas denitration |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209865773U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111346459A (en) * | 2020-03-23 | 2020-06-30 | 薛德 | Wet flue gas desulfurization and denitrification catalyst activity maintaining device and implementation method thereof |
-
2019
- 2019-03-21 CN CN201920358882.7U patent/CN209865773U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111346459A (en) * | 2020-03-23 | 2020-06-30 | 薛德 | Wet flue gas desulfurization and denitrification catalyst activity maintaining device and implementation method thereof |
| CN111346459B (en) * | 2020-03-23 | 2021-10-26 | 浙江大唐乌沙山发电有限责任公司 | Wet flue gas desulfurization and denitrification catalyst activity maintaining device and implementation method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105214496B (en) | A kind of dedusting and denitrification integrated device | |
| CN201840979U (en) | Smoke gas comprehensive treatment system | |
| CN201108793Y (en) | Purifying means for unwanted exhaust gas advanced treatment | |
| CN109289375A (en) | A kind of dust-extraction unit and high-temp waste gas processing equipment | |
| CN112316716A (en) | Flue gas denitration system and operation method thereof | |
| CN209865773U (en) | High-efficient catalyst contact mechanism for flue gas denitration | |
| CN110280117B (en) | Centrifugal oxidation method and micro-nano bubble VOCs (volatile organic chemicals) processing system | |
| CN214437447U (en) | Flue gas purification device of flue gas desulfurization tower | |
| CN203990303U (en) | Photochemical catalytic oxidation dedusting deodorizing device | |
| CN210993694U (en) | A all cigarette device for SOx/NOx control | |
| CN210473466U (en) | Carbon monoxide catalytic oxidation combustion purification device | |
| CN208757306U (en) | A kind of organic waste gas treatment device | |
| CN105999938A (en) | Flue gas treatment device capable of recycling heat | |
| CN215654626U (en) | Flue gas desulfurization and denitrification system of asphalt mixing plant | |
| CN215352896U (en) | Novel VOCs combined treatment device | |
| CN106861427B (en) | A kind of Oil-gas Separation purification integrated machine | |
| CN211562318U (en) | Rotary spraying dust removal device | |
| CN214973038U (en) | Cement kiln tail flue gas denitration ultralow discharging equipment | |
| CN107913572A (en) | Plastic granulating exhaust treatment system and waste gas treatment process | |
| CN209952566U (en) | Ammonia flue gas desulfurization and dust removal device | |
| CN208244409U (en) | A kind of centrifugation Ash-tray | |
| CN211051238U (en) | Flue gas desulfurization and denitration integrated device with dust removal structure | |
| CN210845883U (en) | VOCs processing system suitable for methyl alcohol filling station | |
| CN209934468U (en) | Novel desulfurization and denitrification dust remover | |
| CN209034795U (en) | A kind of house refuse screening machine of cleaning easy to disassemble |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191231 |