CN201212689Y - Round air door for desulphurization flue gas outlet, inlet and by-path for electric power plant - Google Patents
Round air door for desulphurization flue gas outlet, inlet and by-path for electric power plant Download PDFInfo
- Publication number
- CN201212689Y CN201212689Y CNU2008200367699U CN200820036769U CN201212689Y CN 201212689 Y CN201212689 Y CN 201212689Y CN U2008200367699 U CNU2008200367699 U CN U2008200367699U CN 200820036769 U CN200820036769 U CN 200820036769U CN 201212689 Y CN201212689 Y CN 201212689Y
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- blade assembly
- door body
- air door
- section steel
- gusset
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- Expired - Fee Related
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Abstract
The utility model relates to a circular wind door for a devulcanized gas outlet, a devulcanized gas inlet and a bypass which are arranged in a limestone-gypsum method smoke devulcanization engineering for an electric power plant. The circular wind door comprises a wind door body (9), blade assemblies (10), a sealing piece assembly (11), a driving mechanism (12), an actuating mechanism (13), a position limiting mechanism (14) and a frame side plate (15), wherein the wind door body (9) is circular, a plurality of groups of blade assemblies (10) are arranged in the wind door body (9) in parallel, one end of each blade assembly (10) is articulated with the edge of the wind door body (9), the other end of each blade assembly (10) is articulated with the driving mechanism (12) after passing through the rear edge of the wind door body (9), the driving mechanism (12) is connected with the actuating mechanism (13), the position limiting mechanism (14) is arranged at the side of the driving mechanism (12) and is matched with the driving mechanism (12), the frame side plate (15) is arranged at the inner edge of the wind door body (9) near the blade assemblies (10), and the sealing piece assembly (11) is arranged at the inner edge of the frame side plate (15) and is sealed with the blade assemblies (10) on a corresponding position. The wind door has the advantages of light structure, low resistance and good tightness.
Description
Technical field
The utility model relates to a kind of power plant desulfurization flue gas entry and exit, bypass Circular ventilation door.Desulfurization flue gas entry and exit and the bypass of main device in power plant's lime stone-gypsum method flue gas desulfurization engineering.Belong to the desulphurization plant technical field.
Background technology
Before the utility model is made, traditional air door that is used for electric power desulfurization flue gas gateway and bypass, the rectangular structure of its air door body, the also rectangular structure of the cross section of its blade.This door only is suitable for rectangular flue, and for the old generator set desulfurization technological transformation project of power plant, the circle flue is more, if use rectangular door, just the circle flue must be transformed into rectangular flue, and the retrofit work amount is big, and construction costs is just higher.
Summary of the invention
The purpose of this utility model is to change by the door form, provides that a kind of structure is light and handy, resistance is little, good airproof performance power plant desulfurization flue gas entry and exit, bypass Circular ventilation door.
The purpose of this utility model is achieved in that a kind of power plant desulfurization flue gas goes out, inlet, the bypass Circular ventilation door, comprise the air door body, blade assembly, the diaphragm seal assembly, transmission mechanism, executing agency, position-limit mechanism and framework side plate, described air door body is rounded, described blade assembly has many groups, parallel being arranged in the air door body of many group blade assemblies, one end of many group blade assemblies and the edge of air door body are hinged, the other ends of many group blade assemblies pass behind the edge of air door body hinged with transmission mechanism, transmission mechanism links to each other with executing agency, position-limit mechanism is installed on the side of transmission mechanism, with matching of transmission mechanism, leg of frame panel assembly is at the inner edge of the air door body at adjacent blade assembly place, the diaphragm seal assembly apparatus is at the inner edge of framework side plate, with the blade assembly sealing of relevant position.
The utility model power plant desulfurization flue gas goes out, inlet, the bypass Circular ventilation door, described blade assembly comprises main joist, left rotary shaft, right spindle, upper sealing plate, following shrouding, left side sealed chamber and right sealed chamber, described main joist is by last channel-section steel, following channel-section steel and the middle gusset of strengthening are formed, on last channel-section steel and the following channel-section steel, laterally place down, notch is relative, the middle gusset structure that assumes diamond in shape of strengthening, multi-disc is arranged, strengthening the vertical flat raft of gusset in the middle of the multi-disc places, last channel-section steel, welding fabrication behind the middle reinforcement of the embedding multi-disc gusset between the following channel-section steel, constitute the whole main joist structure of blade assembly, on a left side, strengthen gusset center left rotary shaft and right spindle in external welding respectively in the middle of the right two ends, form the rotary main shaft of blade assembly, on main joist, downside compound upper sealing plate of difference and following shrouding form the primary sealing area of blade assembly, before main joist, back both sides are welded a left side respectively, right side plate forms the left sealed chamber and the right sealed chamber of blade assembly, the adjacent two middle sealing air ventilating ducts of strengthening constituting between the gusset blade assembly.
Compare with Circular ventilation door with existing power plant desulfurization flue gas entry and exit, bypass, the utlity model has following advantage:
1, the rounded structure of air door body can be adapted to power plant's old unit circle flue desulfurization technological transformation.Quantities is little, good economy performance.
2, adopt the blade assembly of Double Diamond structure, improved the rigidity of blade assembly greatly, reduced the distortion of blade.
3, the blade assembly of Double Diamond structure is the streamline shape, the corresponding flow resistance of air door that reduced to flue gas, and the while has been improved the sealing property of air door again.
Description of drawings
Fig. 1 is a general structure schematic diagram of the present utility model.
Fig. 2 is the left side view of Fig. 1.
Fig. 3 is a blade assembly Facad structure schematic diagram of the present utility model.
Fig. 4 is the vertical view of Fig. 3.
Fig. 5 is the side view of Fig. 3.
Fig. 6 is the A-A cut-away view of Fig. 3.
Among the figure: main joist 1, left rotary shaft 2, right spindle 3, upper sealing plate 4, following shrouding 5, left sealed chamber 6, right sealed chamber 7, sealing air ventilating duct 8, air door body 9, blade assembly 10, diaphragm seal assembly 11, transmission mechanism 12, executing agency 13, position-limit mechanism 14, framework side plate 15; Last channel-section steel 1.1, following channel-section steel 1.2, the middle gusset 1.3 of strengthening.
The specific embodiment
Referring to Fig. 1～2, power plant desulfurization flue gas entry and exit, bypass Circular ventilation door that the utility model relates to mainly are made up of air door body 9, blade assembly 10, diaphragm seal assembly 11, transmission mechanism 12, executing agency 13, position-limit mechanism 14 and framework side plate 15.Described air door body 9 is rounded, described blade assembly 10 has many groups, many group blade assembly 10 parallel being furnished with in the air door body 9, one end of many group blade assemblies 10 and the edge of air door body 9 are hinged, the other ends of many group blade assemblies 10 pass behind the edge of air door body 9 hinged with transmission mechanism 12, transmission mechanism 12 links to each other with executing agency 13, position-limit mechanism 14 is installed on the side of transmission mechanism 12, with matching of transmission mechanism 12, framework side plate 15 devices are at the inner edge of the air door body 9 at adjacent blade assembly 10 places, diaphragm seal assembly 11 devices are at the inner edge of framework side plate 15, with blade assembly 10 sealings of relevant position.
Referring to Fig. 3～6, described blade assembly 10 mainly is made up of main joist 1, left rotary shaft 2, right spindle 3, upper sealing plate 4, following shrouding 5, left sealed chamber 6 and right sealed chamber 7.Described main joist 1 is made up of last channel-section steel 1.1, following channel-section steel 1.2 and the middle gusset 1.3 of strengthening.Last channel-section steel 1.1 and following channel-section steel 1.2 upper and lower horizontal placements, notch is relative.Middle gusset 1.3 structure that assumes diamond in shape of strengthening has multi-disc, strengthens gusset 1.3 vertical flat rafts placements in the middle of the multi-disc.Strengthen gusset 1.3 back welding fabrications in the middle of embedding multi-disc between last channel-section steel 1.1, the following channel-section steel 1.2, whole main joist 1 structure of formation blade assembly is as Fig. 6.In the middle of left and right two ends, strengthen gusset 1.3 centers left rotary shaft 2 and right spindle 3 in external welding respectively, form the rotary main shaft of blade assembly.Primary sealing area at respectively compound upper sealing plate 4 of the upper and lower side of main joist 1 and following shrouding 5 formation blade assemblies, weld the left sealed chamber 6 and the right sealed chamber 7 of left and right board formation blade assembly respectively in the forward and backward both sides of main joist 1, the adjacent two middle sealing air ventilating ducts 8 of strengthening constituting between the gussets 1.3 blade assembly.
Claims (2)
1, a kind of power plant desulfurization flue gas goes out, inlet, the bypass Circular ventilation door, it is characterized in that described air door comprises air door body (9), blade assembly (10), diaphragm seal assembly (11), transmission mechanism (12), executing agency (13), position-limit mechanism (14) and framework side plate (15), described air door body (9) is rounded, described blade assembly (10) has many groups, many group blade assemblies (10) are parallel to be furnished with in the air door body (9), one end of many group blade assemblies (10) and the edge of air door body (9) are hinged, the other ends of many group blade assemblies (10) pass behind the edge of air door body (9) hinged with transmission mechanism (12), transmission mechanism (12) links to each other with executing agency (13), position-limit mechanism (14) is installed on the side of transmission mechanism (12), with matching of transmission mechanism (12), framework side plate (15) installs the inner edge of the air door body of locating at adjacent blade assembly (10) (9), diaphragm seal assembly (11) device is at the inner edge of framework side plate (15), with blade assembly (10) sealing of relevant position.
2, a kind of power plant desulfurization flue gas according to claim 1 goes out, inlet, the bypass Circular ventilation door, it is characterized in that: described blade assembly (10) comprises main joist (1), left rotary shaft (2), right spindle (3), upper sealing plate (4), following shrouding (5), left side sealed chamber (6) and right sealed chamber (7), described main joist (1) is by last channel-section steel (1.1), following channel-section steel (1.2) and the middle gusset (1.3) of strengthening are formed, on last channel-section steel (1.1) and the following channel-section steel (1.2), laterally place down, notch is relative, middle gusset (1.3) structure that assumes diamond in shape of strengthening, multi-disc is arranged, strengthen vertically flat raft placement of gusset (1.3) in the middle of the multi-disc, last channel-section steel (1.1), strengthen gusset (1.3) back welding fabrication in the middle of embedding multi-disc between the following channel-section steel (1.2), constitute whole main joist (1) structure of blade assembly, on a left side, strengthen gusset (1.3) center left rotary shaft (2) and right spindle (3) in external welding respectively in the middle of the right two ends, form the rotary main shaft of blade assembly, on main joist (1), downside difference compound upper sealing plate (4) and following shrouding (5) form the primary sealing area of blade assembly, before main joist (1), back both sides are welded a left side respectively, right side plate forms the left sealed chamber (6) and the right sealed chamber (7) of blade assembly, the adjacent two middle sealing air ventilating ducts (8) of strengthening constituting between the gusset (1.3) blade assembly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200367699U CN201212689Y (en) | 2008-06-13 | 2008-06-13 | Round air door for desulphurization flue gas outlet, inlet and by-path for electric power plant |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200367699U CN201212689Y (en) | 2008-06-13 | 2008-06-13 | Round air door for desulphurization flue gas outlet, inlet and by-path for electric power plant |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201212689Y true CN201212689Y (en) | 2009-03-25 |
Family
ID=40496864
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008200367699U Expired - Fee Related CN201212689Y (en) | 2008-06-13 | 2008-06-13 | Round air door for desulphurization flue gas outlet, inlet and by-path for electric power plant |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201212689Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104776439A (en) * | 2015-04-01 | 2015-07-15 | 江苏新中环保股份有限公司 | Flue damper for large flue |
| CN106090965A (en) * | 2016-07-27 | 2016-11-09 | 无锡市华通电力设备有限公司 | A kind of waste heat boiler flue releasing pressure automatically baffle arrangement |
-
2008
- 2008-06-13 CN CNU2008200367699U patent/CN201212689Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104776439A (en) * | 2015-04-01 | 2015-07-15 | 江苏新中环保股份有限公司 | Flue damper for large flue |
| CN106090965A (en) * | 2016-07-27 | 2016-11-09 | 无锡市华通电力设备有限公司 | A kind of waste heat boiler flue releasing pressure automatically baffle arrangement |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: JIANGYIN ZHONGLI INDUSTRY TECHNOLOGY CO., LTD. Free format text: FORMER OWNER: ZHONGLI MACHINERY INDUSTRY CO., LTD., JIANGYIN CITY Effective date: 20141224 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 214408 WUXI, JIANGSU PROVINCE TO: 214406 WUXI, JIANGSU PROVINCE |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20141224 Address after: 214406, 23, Park Road, Xu Xiake Town, Jiangsu, China Patentee after: Jiangyin neutral Industrial Technology Co Ltd Address before: 214408, Zhongshan Road, Jiangsu Province, Jiangyin Town, Xia Qi Qi 1 Patentee before: Jiangyin Zhongli Machinery Industry Co., Ltd. |
|
| 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: 20090325 Termination date: 20170613 |