CN103672051A - Air damper for round exhaust duct of ballast water electrolytic treatment device - Google Patents
Air damper for round exhaust duct of ballast water electrolytic treatment device Download PDFInfo
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- CN103672051A CN103672051A CN201310610093.5A CN201310610093A CN103672051A CN 103672051 A CN103672051 A CN 103672051A CN 201310610093 A CN201310610093 A CN 201310610093A CN 103672051 A CN103672051 A CN 103672051A
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- middle plate
- catch
- plate
- inner tube
- side plate
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K15/00—Check valves
- F16K15/02—Check valves with guided rigid valve members
- F16K15/03—Check valves with guided rigid valve members with a hinged closure member or with a pivoted closure member
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Water Treatment By Electricity Or Magnetism (AREA)
Abstract
The invention relates to an air damper for a round exhaust duct of a ballast water electrolytic treatment device. The air damper comprises an inner tube and a flange welded at one end of the inner tube. The other end of the inner tube is provided with a slant. A middle plate is disposed in the slant end of the inner tube and located in the middle of the slant. Two middle plate baffles are rotatably mounted on the middle plate through hinges and are symmetrically arranged along the middle plate. The air damper has the advantages that space is saved, the structure is simple and reliable, wind pressure loss is reduced, mounting is convenient and fast, modifying the original vent pipeline is not required, and tightness is reliable; the air damper is applicable to ducts with any angles, and the air damper automatically returns under the gravity action of the middle plate baffles or the middle plate baffles and side plate baffles so as to close the exhaust duct; application experiments show that through the application of the air damper, the design of hydrogen exhaust ducts is simplified and the hydrogen exhaust ducts are more compact and attractive; through reliable, convenient flange butt-socketing, tightness of the hydrogen exhaust ducts is ensured effectively.
Description
Technical field
The invention belongs to and relate to a kind of windscreen, concrete is a kind of Novel circular exhaust duct windscreen with non-return effect, for the processing procedure of electrolysis method ballast water.
Background technique
In order effectively to control and prevent ballast water for ship propagation unwanted aquatic organism and pathogen, International Maritime Organization (IMO) has been passed through < < ballast water for ship and sediment monitoring and management international convention > > in 2004, require ocean going vessel that Ballast Management system is installed, ballast water for ship could discharge after processing.In the treatment technology of ballast water for ship, adopt electrolytic seawater method to produce oxidative bactericide, carry out deactivation sterilization and become mainstream technology.The method of electrolytic seawater generation sodium hypochlorite is simple and reliable, at the bottom of convenient later maintenance and cost, is subject to the favor of numerous shipowners and shipyard.Yet, follow electrolysis method can produce by-product-hydrogen, this is a kind of flammable explosive gas, in order to guarantee the Security in practical application, diluted in hydrogen need to be delivered to outboard side by side, the design of reliable and effective hydrogen discharging pipe road is essential.
The air channel windscreen relevant criterion product existing is in the market the manual windscreen of rectangle, be generally used for the air channel of air-conditioning system on ship, object is for regulating airflow pressure, can not be directly used in hazardous gas air channel, the intermediate conduit that relevant enterprise is often processed rectangle voluntarily gives transition, conventionally not attractive in appearance, the large and weldment of taking up room is difficult to ensure its closed type of card.
Summary of the invention
In order to solve the existing problem of background technique, the present invention is directed to the discharge of by product-hydrogen that electrolysis method ballast for cruising water technology produces, and a kind of novel ship circular row wind pipeline windscreen of design.
The novel windscreen of this invention can be directly used in circular row wind pipeline with its unique inclined design, without changing former pipeline, convenient and swift.Simple processing structure facilitates its smooth standardization and realizes volume production, has also saved the social cost that enterprise respectively does for oneself and seeks when filling up this blank market.
The invention provides a kind of circular row wind pipeline windscreen of electrolysis method ballast water treatment plant, by flange, to folder, be arranged on circular pipe inside.Technological scheme of the present invention is: a kind of circular row wind pipeline windscreen of electrolysis method ballast water treatment plant, comprise inner tube and the flange that is welded on inner tube one end, the other end of this inner tube forms inclined-plane, in the inner tube of beveled end, be installed with middle plate, in this, plate is positioned at the middle part on this inclined-plane, that on described middle plate, by hinge, rotates is provided with two middle plate catch, two middle plate catch along in plate be symmetrical arranged.
In the both sides of described middle plate, be separately installed with the side plate be arrangeding in parallel with middle plate, that on described every side plate, all by hinge, rotates is provided with side plate catch.
Described inner tube is arranged on the inside of exhaust duct to folder by flange, the area of the face that keeps out the wind and the area on described inclined-plane that described middle plate and middle plate catch form equate, when in this, plate catch is vertical with middle plate, in each, the outer end of plate catch is overlapped on the tube wall of inner tube, realizes the sealing of exhaust duct; Described two middle plate catch relatively rotate under the effect of wind-force, the outer end of middle plate catch is away from the tube wall of inner tube, and when in this, plate catch and middle plate be arranged in parallel, in each, the interior edge face of plate catch and the exterior edge face of middle plate contact, in quilt, plate is spacing, has realized passing through of air-flow.
Described inner tube is arranged on the inside of exhaust duct to folder by flange, the area of the face that keeps out the wind and the area on described inclined-plane that described middle plate, side plate, middle plate catch and side plate catch form equate, when plate catch and middle plate in this, side plate catch are vertical with side plate, the outer end of every side plate catch is overlapped on the tube wall of inner tube, the outer end of middle plate catch is overlapped on the side plate of respective side, realizes the sealing of exhaust duct; Described middle plate catch, side plate catch relatively rotate under the effect of wind-force, when in this, plate catch, side plate catch and middle plate be arranged in parallel, in each, the interior edge face of plate catch and the exterior edge face of middle plate, the interior edge face of side plate catch and the exterior edge face of side plate contact, spacing by middle plate and side plate respectively, realized passing through of air-flow.
The angle of described inclined-plane and inner tube axis is 65 °～75 °.
Described middle plate catch and side plate catch all adopt UPVC to be made.
Advantage of the present invention is: save space, and simple and reliable for structure, reduce air loss, quick and easy for installation, without changing former air pipeline, seal is reliable.And its unique inclined design can make this windscreen for arbitrarily angled pipeline, in utilizing when not air draft, the gravity automatic homing of plate catch or middle plate catch and side plate catch self, seals exhaust duct.Application experiment proves, the design in hydrogen discharging pipe road has not only been simplified in the appearance of this windscreen, saved intermediate rectangular windscreen excessively, make hydrogen discharging pipe road more compact attractive in appearance, and reliable flange easily connects the sealing effect that can effectively guarantee hydrogen discharging pipe road to chuck.
Accompanying drawing explanation
Fig. 1 is the first embodiment's of the present invention structural representation;
Fig. 2 is the side view of Fig. 1;
Fig. 3 is that the middle plate catch in Fig. 1 is opened the schematic diagram with closed condition;
Fig. 4 is that the second embodiment's of the present invention middle plate catch and side plate catch opened and closed condition schematic diagram.
Embodiment
Below in conjunction with specific embodiment, further describe the present invention, advantage and disadvantage of the present invention will be more clear along with description.But these embodiments are only exemplary, scope of the present invention are not formed to any restriction.It will be understood by those skilled in the art that lower without departing from the spirit and scope of the present invention and can the details of technical solution of the present invention and form be modified or be replaced, but these modifications and replacement all fall within the scope of protection of the present invention
Referring to Fig. 1 to Fig. 3, structural representation for the first embodiment of the present invention, the present invention relates to a kind of circular row wind pipeline windscreen of electrolysis method ballast water treatment plant, comprise inner tube 7 and the flange 1 that is welded on inner tube 7 one end, the other end of this inner tube 7 forms inclined-plane 6, in the inner tube 7 of beveled end, be installed with middle plate 3, in this, plate 3 is positioned at the middle part on this inclined-plane 6, that on described middle plate 3, by hinge 4, rotates is provided with two middle plate catch 2, in two middle plate catch 2 edges, plate 3 is symmetrical arranged, two middle plate catch be shaped as semicircle, inclined-plane 6 is 65 °～75 ° with the angle of inner tube 7 axis.
Described inner tube 7 by flange to pressing from both sides 8 inside that are arranged on exhaust duct 5, the area of the face that keeps out the wind and the area on described inclined-plane that described middle plate 3 and middle plate catch 2 form equate, middle plate catch 2 relies on the gravity of self to seal exhaust duct under the state tilting, when in this, plate catch 2 is vertical with middle plate 3, in each, plate catch 2 outer ends rely on the gravity of self to be overlapped on the tube wall of inner tube 7, in realization, the overlap joint of plate catch is fixed, and then realize the sealing of exhaust duct, supporting & stablizing and oppositely airtight good; Described two middle plate catch 2 relatively rotate under the effect of wind-force, the outer end of middle plate catch 2 is away from the tube wall of inner tube 7, and when in this, plate catch 2 be arranged in parallel with middle plate 3, in each, the interior edge face of plate catch 2 contacts with the exterior edge face of middle plate 3, in quilt, plate 3 is spacing, has realized passing through of air-flow.
Be more than the example that is designed to DN100 windscreen, although the invention of this novel windscreen results from hydrogen discharging pipe road, application area can be extended to any exhaust duct that has check to need, and principle is simple, and technical maturity is easy to process.
Referring to Fig. 4, be the second embodiment of the present invention, be with the first embodiment's difference, in the both sides of described middle plate 3, be separately installed with the side plate 9 be arrangeding in parallel with middle plate 3, that on described every side plate 9, all by hinge 4, rotates is provided with side plate catch 10, described inner tube 7 by flange to pressing from both sides 8 inside that are arranged on exhaust duct, the area of the face that keeps out the wind that described middle plate 3, side plate 9, middle plate catch 2 and side plate catch 10 form equates with the area on described inclined-plane 6, in this, plate catch 2 is with middle plate 3, side plate catch 10 and side plate 9 is vertical while arranging, the outer end of every side plate catch 10 is overlapped on the tube wall of inner tube 7, the outer end of middle plate catch 2 is overlapped on the side plate 9 of respective side, realizes the sealing of exhaust duct, described middle plate catch, side plate catch relatively rotates under the effect of wind-force, plate catch in this, when side plate catch and middle plate be arranged in parallel, the interior edge face of plate catch and the exterior edge face of middle plate in each, the interior edge face of side plate catch contacts with the exterior edge face of side plate, spacing by middle plate and side plate respectively, realized passing through of air-flow, the angle of inclined-plane and inner tube axis is 65 °, when guaranteeing sealing, also avoided like this collision problem of side plate catch and exhaust duct inwall, the angle of 65 ° can fully guarantee that each side plate catch and middle plate catch utilize the self-return of gravity.
Described middle plate catch 2 and side plate catch 10 all adopt UPVC to be made.
For preventing middle plate catch and exhaust duct inwall frictional influence effect, the caliber that is greater than DN200 will adopt many catch pattern, and as the second, embodiment describes, and adopt the structure that increases side plate.
Claims (6)
1. the circular row wind pipeline windscreen of an electrolysis method ballast water treatment plant, it is characterized in that, comprise inner tube and the flange that is welded on inner tube one end, the other end of this inner tube forms inclined-plane, in the inner tube of beveled end, be installed with middle plate, in this, plate is positioned at the middle part on this inclined-plane, and that on described middle plate, by hinge, rotates is provided with two middle plate catch, two middle plate catch along in plate be symmetrical arranged.
2. the circular row wind pipeline windscreen of electrolysis method ballast water treatment plant according to claim 1, it is characterized in that, in the both sides of described middle plate, be separately installed with the side plate be arrangeding in parallel with middle plate, that on described every side plate, all by hinge, rotates is provided with side plate catch.
3. the circular row wind pipeline windscreen of electrolysis method ballast water treatment plant according to claim 1, it is characterized in that, described inner tube is arranged on the inside of exhaust duct to folder by flange, the area of the face that keeps out the wind and the area on described inclined-plane that described middle plate and middle plate catch form equate, when in this, plate catch is vertical with middle plate, in each, the outer end of plate catch is overlapped on the tube wall of inner tube, realizes the sealing of exhaust duct; Described two middle plate catch relatively rotate under the effect of wind-force, the outer end of middle plate catch is away from the tube wall of inner tube, and when in this, plate catch and middle plate be arranged in parallel, in each, the interior edge face of plate catch and the exterior edge face of middle plate contact, in quilt, plate is spacing, has realized passing through of air-flow.
4. the circular row wind pipeline windscreen of electrolysis method ballast water treatment plant according to claim 2, it is characterized in that, described inner tube is arranged on the inside of exhaust duct to folder by flange, the area of the face that keeps out the wind and the area on described inclined-plane that described middle plate, side plate, middle plate catch and side plate catch form equate, when plate catch and middle plate in this, side plate catch are vertical with side plate, the outer end of every side plate catch is overlapped on the tube wall of inner tube, the outer end of middle plate catch is overlapped on the side plate of respective side, realizes the sealing of exhaust duct; Described middle plate catch, side plate catch relatively rotate under the effect of wind-force, when in this, plate catch, side plate catch and middle plate be arranged in parallel, in each, the interior edge face of plate catch and the exterior edge face of middle plate, the interior edge face of side plate catch and the exterior edge face of side plate contact, spacing by middle plate and side plate respectively, realized passing through of air-flow.
5. according to the circular row wind pipeline windscreen of the electrolysis method ballast water treatment plant described in claim 3 or 4, it is characterized in that, the angle of described inclined-plane and inner tube axis is 65 °～75 °.
6. the circular row wind pipeline windscreen of electrolysis method ballast water treatment plant according to claim 5, is characterized in that, described middle plate catch and side plate catch all adopt UPVC to be made.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310610093.5A CN103672051B (en) | 2013-11-27 | 2013-11-27 | The circular row wind pipeline windscreen of electrolysis ballast water treatment plant |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310610093.5A CN103672051B (en) | 2013-11-27 | 2013-11-27 | The circular row wind pipeline windscreen of electrolysis ballast water treatment plant |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103672051A true CN103672051A (en) | 2014-03-26 |
| CN103672051B CN103672051B (en) | 2016-08-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310610093.5A Active CN103672051B (en) | 2013-11-27 | 2013-11-27 | The circular row wind pipeline windscreen of electrolysis ballast water treatment plant |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113483127A (en) * | 2021-07-02 | 2021-10-08 | 江苏瑞雨斯环保科技有限公司 | Composite material special-shaped air pipe check valve for circular gas transmission pipeline |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3384112A (en) * | 1965-12-15 | 1968-05-21 | John W Woolley | Island check valve |
| US4196745A (en) * | 1977-04-25 | 1980-04-08 | Gustav F. Gerdts Kg | Flap valve |
| CN2095313U (en) * | 1991-03-05 | 1992-02-05 | 胡德英 | Couple clip rotating type multilobe check valve |
| CN2599347Y (en) * | 2002-12-04 | 2004-01-14 | 杭州德意电气有限公司 | Convenient dismounting non-return valve for oil-fume exhauster |
| CN2704709Y (en) * | 2003-09-11 | 2005-06-15 | 夏志生 | Counter arrested air exhausting joints |
| GB2477601A (en) * | 2010-02-03 | 2011-08-10 | D C Norris & Company Ltd | Flap valve |
| CN201954058U (en) * | 2011-03-16 | 2011-08-31 | 王震 | Odor tainting prevention check valve for range hood |
| CN203670916U (en) * | 2013-11-27 | 2014-06-25 | 青岛双瑞海洋环境工程股份有限公司 | Windshield for circular exhaust duct of electrolytic ballast water processing device |
-
2013
- 2013-11-27 CN CN201310610093.5A patent/CN103672051B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3384112A (en) * | 1965-12-15 | 1968-05-21 | John W Woolley | Island check valve |
| US4196745A (en) * | 1977-04-25 | 1980-04-08 | Gustav F. Gerdts Kg | Flap valve |
| CN2095313U (en) * | 1991-03-05 | 1992-02-05 | 胡德英 | Couple clip rotating type multilobe check valve |
| CN2599347Y (en) * | 2002-12-04 | 2004-01-14 | 杭州德意电气有限公司 | Convenient dismounting non-return valve for oil-fume exhauster |
| CN2704709Y (en) * | 2003-09-11 | 2005-06-15 | 夏志生 | Counter arrested air exhausting joints |
| GB2477601A (en) * | 2010-02-03 | 2011-08-10 | D C Norris & Company Ltd | Flap valve |
| CN201954058U (en) * | 2011-03-16 | 2011-08-31 | 王震 | Odor tainting prevention check valve for range hood |
| CN203670916U (en) * | 2013-11-27 | 2014-06-25 | 青岛双瑞海洋环境工程股份有限公司 | Windshield for circular exhaust duct of electrolytic ballast water processing device |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113483127A (en) * | 2021-07-02 | 2021-10-08 | 江苏瑞雨斯环保科技有限公司 | Composite material special-shaped air pipe check valve for circular gas transmission pipeline |
| CN113483127B (en) * | 2021-07-02 | 2023-04-14 | 江苏瑞雨斯环保科技有限公司 | Composite material special-shaped air pipe check valve for circular gas transmission pipeline |
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| Publication number | Publication date |
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| CN103672051B (en) | 2016-08-17 |
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