CN102720849A - Automatic dust discharge valve - Google Patents
Automatic dust discharge valve Download PDFInfo
- Publication number
- CN102720849A CN102720849A CN2012102005867A CN201210200586A CN102720849A CN 102720849 A CN102720849 A CN 102720849A CN 2012102005867 A CN2012102005867 A CN 2012102005867A CN 201210200586 A CN201210200586 A CN 201210200586A CN 102720849 A CN102720849 A CN 102720849A
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- valve
- dust
- end cap
- valve body
- rotary shaft
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Abstract
The invention relates to a dust discharge valve, aims to solve the technical problem that dust easily sticks to a narrow dust discharge cavity of a valve body of the dust discharge valve currently used, and provides an automatic dust discharge valve which is simple in structure and driven without electric power. The automatic dust discharge valve comprises a dust discharge valve body provided with an upper dust inlet and a lower dust outlet. Two ends of the valve body are covered with end covers. Two valve plates are eccentrically disposed in the valve body. When dust enters the valve, the valve plates can be opened to discharge dust. After the dust is discharged, the two valve plates can return automatically. By the automatic dust discharge valve, the technical problem of rotational friction heating due to blockage of the current dust discharge valve by dust can be solved effectively. In addition, an electric motor and a reduction box are omitted from the dust discharge valve, and accordingly equipment cost can be reduced effectively, and energy sources can be economized effectively.
Description
Technical field
The present invention relates to a kind of unloading valve, specifically be meant a kind of self-tipping type unloading valve.
Background technique
Unloading valve is the capital equipment of dusting apparatus ash discharge, air-supply and miscellaneous equipment feed, is applicable to granular material and granulated material.Mostly unloading valve is star-like unloading valve at present, and star-like unloading valve comprises valve body and valve plate, and the valve body top has ash inlet, and valve body 1 bottom has cinder-discharging port, and body cavity evenly is provided with the polylith valve plate along circumference, constitutes between valve plate and the valve plate and unloads grey chamber.
Generally; The dust of collecting in the dust collector ash hopper is transported to star-like unloading valve napex ash inlet top; Dust falls in the grey chamber of unloading of star-like unloading valve through ash inlet, rotates star-like unloading valve again, and dust is discharged into to specify in the dust collection bag through cinder-discharging port and reclaims.But in use find owing to be divided into a plurality of grey chambeies of unloading in the valve body.Each unloads, and the inner space in grey chamber is all narrower and small, and the dust that causes collecting coheres easily in unloading grey chamber, causes that to unload inner space, grey chamber more and more littler.Along with the continuous rotation of star-like unloading valve, dust is piled up in star-like unloading valve unloads grey chamber gradually, and when unloading valve rotated to the cinder-discharging port position at every turn, dust did not fall, but cohered in unloading inner space, grey chamber, makes to unload grey chamber and lost the ash discharge effect gradually.Unloading valve in the dusting apparatus that uses with present large shipbuilding enterprise is example, and hull adheres to the dust that contains zinc rich primer in a large number easily in the unloading valve cavity in dust removal process; Adhere to each other; Very fine and close, very easily take place, thereby cause equipment failure because of frictional heating causes dieseling; Influence is produced, and loses huge.
Summary of the invention
Unload in the present employed unloading valve valve body for overcoming that grey cavity space is narrow, the dust technical problem of bonding easily, the present invention provide a kind of simple in structure, need not power-actuated self-tipping type unloading valve.
For reaching above-mentioned technical purpose; The technological scheme that the present invention adopts is: the self-tipping type unloading valve, comprise the unloading valve valve body, and valve body top is provided with ash inlet; Valve body lower portion is provided with ash outlet; The end cap shutoff is adopted at the valve body two ends, and it is characterized in that: be provided with two rotary shaft holes that are positioned on the same horizontal plane on the end cap at said valve body two ends respectively in the both sides of end cap vertical center line, the distance of rotary shaft hole and end cap central vertical line is less than the distance at rotary shaft hole and end cap edge; Two rotating shafts are fixed through the corresponding rotary shaft hole that is provided with on the end cap of two ends; Fixing valve plate respectively in two rotating shafts; Valve plate is in eccentric state and can drives rotating shaft and freely rotate in rotating shaft; The both sides of the internal chamber wall in valve body below the two rotating shafts horizontal plane of living in are provided with position block, and position block supports two valve plates and is in level, and two valve plate closures are divided into two-part up and down with body cavity; A fixing respectively ash blocking plate on the body cavity wall of unloading valve ash inlet both sides, two ash blocking plates close up downwards and extend to the valve plate surface, and its lower ending opening is between two rotating shafts.
The distance of said rotary shaft hole and end cap central vertical line be rotary shaft hole and end cap edge distance 1/2.
Beneficial effect of the present invention is: can effectively increase the inner space of unloading grey chamber through convertible valve plate is set in body cavity; Because valve plate is in eccentric state, when the dust of deduster dropped to unloading valve, the slat belt valve plate in the valve body can open downwards from the centre dust is unloaded, and put to unload to finish, and valve plate is got back to closed state automatically under the effect of off-centre.This unloading valve can effectively be eliminated present unloading valve and block the technical problem that causes the spin friction heating because of dust, and this unloading valve has been saved electric motor and speed reducer simultaneously, can effectively reduce equipment cost, the energy-conservation energy.
Description of drawings
Accompanying drawing 1 is the sectional view of master's apparent direction of the present invention.
Accompanying drawing 3 is the schematic representation of end cap.
Accompanying drawing 4 is that this unloading valve valve plate is connected schematic representation with the structure of rotating shaft.
Among the figure, 1, valve body, 2, end cap, 3, ash inlet, 4, ash outlet, 5, rotary shaft hole, 6, rotating shaft, 7, valve plate, 8, position block, 9, ash blocking plate.
Embodiment
Below in conjunction with accompanying drawing and embodiment the present invention is further specified.
As shown in Figure 1, the self-tipping type unloading valve comprises unloading valve valve body 1, and valve body top is provided with ash inlet 3, and valve body lower portion is provided with ash outlet 4, and end cap 2 shutoff are adopted at the valve body two ends.
As shown in Figure 3, on the end cap 2 at valve body two ends, be provided with two rotary shaft holes 5 that are positioned on the same horizontal plane respectively in the both sides of end cap vertical center line, the distance of rotary shaft hole 5 and end cap 2 central vertical lines is less than the distance of rotary shaft hole 5 with end cap 2 edges.
As shown in Figure 1, two rotating shafts 6 are fixed through the corresponding rotary shaft hole 5 that is provided with on the end cap of two ends.
As shown in Figure 2, fixing valve plate 7 respectively in two rotating shafts 6.
As shown in Figure 4, valve plate 7 and rotating shaft 6 combine to form eccentric state, valve plate 7 can drive rotating shaft 6 and freely rotate.
As shown in Figure 2; The valve plate 7 that has rotating shaft 6 is after body cavity is fixing, because the eccentric state of valve plate 7, valve plate 7 will drive rotating shaft 6 and be rotated; For making valve plate 7 be in level; The both sides of the internal chamber wall in valve body below the two rotating shafts horizontal plane of living in are provided with position block 8, and the support through 8 pairs of valve plate 7 outer rims of position block makes two valve plates be in level, and two valve plate closures are divided into two-part up and down with body cavity.
As shown in Figure 2, desire is opened two valve plates, then need be on the valve plate between two rotating shafts weight application, when moment that this gravity applied force square produces greater than the valve plate own wt, two valve plates just can be opened downwards.This self-tipping type unloading valve designs according to this principle just; When the dust of deduster conveying drops on the valve plate between two rotating shafts by the ash inlet entering; Two valve plates just can be opened and unload ash, put to unload to finish, and two valve plates just can be got back to closed state automatically under the effect of own wt.
Know that according to above-mentioned suitable if the throw of eccentric of rotating shaft on valve plate selected, then valve plate just can in time be opened; But in carrying out dust removal process; The kind of dust is different, and valve plate is sometimes maybe not can very sensitive, but as long as valve plate adopts eccentric the setting; Even have dust to adhere on the valve plate and in time do not open, also can cause weight to increase along with the accumulation of increasing dust and valve plate is opened.
Know according to shown in Figure 3; The throw of eccentric size of rotating shaft on valve plate depends on the distance and the range difference of rotary shaft hole to the end cap edge of end cap upper spindle hole to end cap central vertical line; Difference is big more, and throw of eccentric is big more, and it is big more to open the needed weight of valve plate; In the present embodiment, the distance of rotary shaft hole and end cap central vertical line be rotary shaft hole and end cap edge distance 1/2.
For making the dust that gets into by ash inlet can accurately fall within on the valve plate between two rotating shafts; As shown in Figure 2; A fixing respectively ash blocking plate 9, two ash blocking plates 9 close up downwards and extend to the valve plate surface on the body cavity wall of unloading valve ash inlet both sides, and its lower ending opening is between two rotating shafts.
Claims (2)
1. self-tipping type unloading valve; Comprise the unloading valve valve body; Valve body top is provided with ash inlet, and valve body lower portion is provided with ash outlet, and the end cap shutoff is adopted at the valve body two ends; It is characterized in that: be provided with two rotary shaft holes that are positioned on the same horizontal plane on the end cap at said valve body two ends respectively in the both sides of end cap vertical center line, the distance of rotary shaft hole and end cap central vertical line is less than the distance at rotary shaft hole and end cap edge; Two rotating shafts are fixed through the corresponding rotary shaft hole that is provided with on the end cap of two ends; Fixing valve plate respectively in two rotating shafts; Valve plate is in eccentric state and can drives rotating shaft and freely rotate in rotating shaft; The both sides of the internal chamber wall in valve body below the two rotating shafts horizontal plane of living in are provided with position block, and position block supports two valve plates and is in level, and two valve plate closures are divided into two-part up and down with body cavity; A fixing respectively ash blocking plate on the body cavity wall of unloading valve ash inlet both sides, two ash blocking plates close up downwards and extend to the valve plate surface, and its lower ending opening is between two rotating shafts.
2. self-tipping type unloading valve according to claim 1 is characterized in that: the distance of said rotary shaft hole and end cap central vertical line be rotary shaft hole and end cap edge distance 1/2.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210200586.7A CN102720849B (en) | 2012-06-18 | 2012-06-18 | Automatic dust discharge valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210200586.7A CN102720849B (en) | 2012-06-18 | 2012-06-18 | Automatic dust discharge valve |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102720849A true CN102720849A (en) | 2012-10-10 |
| CN102720849B CN102720849B (en) | 2014-04-30 |
Family
ID=46946684
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210200586.7A Expired - Fee Related CN102720849B (en) | 2012-06-18 | 2012-06-18 | Automatic dust discharge valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102720849B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109533980A (en) * | 2018-12-21 | 2019-03-29 | 湖南中冶长天重工科技有限公司 | A kind of rotatory feeder valve unloads grey anti-block device |
| CN111734861A (en) * | 2020-06-28 | 2020-10-02 | 扬州伯瑞格机械有限公司 | Self-operated ash discharging valve |
Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2164421A (en) * | 1984-09-11 | 1986-03-19 | William Stephen Martin | Device for venting gaseous and/or vaporous media |
| DE10151584A1 (en) * | 2000-10-24 | 2002-06-06 | Kurt Stoetzel | Pressure relief flap has pivot mounted pendulum flap movable from open position by spring action or automatically by the gravity force acting upon it into closed position closing off free cross section of pressure relief duct |
| CN200971991Y (en) * | 2006-10-30 | 2007-11-07 | 于波涛 | Self-control plate turn-over valve |
| CN201818806U (en) * | 2010-08-30 | 2011-05-04 | 江苏鹏飞集团股份有限公司 | Two-stage linkage air locking valve with counter weight |
| CN201901373U (en) * | 2010-11-29 | 2011-07-20 | 江苏紫光吉地达环境科技股份有限公司 | Novel dust collector discharge valve |
| CN201925487U (en) * | 2010-12-21 | 2011-08-10 | 湖南晟通科技集团有限公司 | Automatic discharging valve |
| CN201963990U (en) * | 2010-11-29 | 2011-09-07 | 江苏紫光吉地达环境科技股份有限公司 | Automatic dust discharging valve of dust remover |
| CN102205283A (en) * | 2010-11-14 | 2011-10-05 | 龙口矿业集团有限公司 | Gas-lock cyclone dust collector with dual gravity automatic open-close ash valves |
| CN202056409U (en) * | 2011-05-20 | 2011-11-30 | 河北玖翔节能技术有限公司 | Anti-collapse star type ash discharging valve |
| CN102390671A (en) * | 2011-07-18 | 2012-03-28 | 平安电气股份有限公司 | Eccentric star-like cinder valve |
| CN202252008U (en) * | 2011-08-18 | 2012-05-30 | 林州市林丰铝电有限责任公司 | Dual-gravity cindervalve |
| CN202756637U (en) * | 2012-06-18 | 2013-02-27 | 黄海造船有限公司 | Self-demounting type cinder valve |
-
2012
- 2012-06-18 CN CN201210200586.7A patent/CN102720849B/en not_active Expired - Fee Related
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2164421A (en) * | 1984-09-11 | 1986-03-19 | William Stephen Martin | Device for venting gaseous and/or vaporous media |
| DE10151584A1 (en) * | 2000-10-24 | 2002-06-06 | Kurt Stoetzel | Pressure relief flap has pivot mounted pendulum flap movable from open position by spring action or automatically by the gravity force acting upon it into closed position closing off free cross section of pressure relief duct |
| CN200971991Y (en) * | 2006-10-30 | 2007-11-07 | 于波涛 | Self-control plate turn-over valve |
| CN201818806U (en) * | 2010-08-30 | 2011-05-04 | 江苏鹏飞集团股份有限公司 | Two-stage linkage air locking valve with counter weight |
| CN102205283A (en) * | 2010-11-14 | 2011-10-05 | 龙口矿业集团有限公司 | Gas-lock cyclone dust collector with dual gravity automatic open-close ash valves |
| CN201901373U (en) * | 2010-11-29 | 2011-07-20 | 江苏紫光吉地达环境科技股份有限公司 | Novel dust collector discharge valve |
| CN201963990U (en) * | 2010-11-29 | 2011-09-07 | 江苏紫光吉地达环境科技股份有限公司 | Automatic dust discharging valve of dust remover |
| CN201925487U (en) * | 2010-12-21 | 2011-08-10 | 湖南晟通科技集团有限公司 | Automatic discharging valve |
| CN202056409U (en) * | 2011-05-20 | 2011-11-30 | 河北玖翔节能技术有限公司 | Anti-collapse star type ash discharging valve |
| CN102390671A (en) * | 2011-07-18 | 2012-03-28 | 平安电气股份有限公司 | Eccentric star-like cinder valve |
| CN202252008U (en) * | 2011-08-18 | 2012-05-30 | 林州市林丰铝电有限责任公司 | Dual-gravity cindervalve |
| CN202756637U (en) * | 2012-06-18 | 2013-02-27 | 黄海造船有限公司 | Self-demounting type cinder valve |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109533980A (en) * | 2018-12-21 | 2019-03-29 | 湖南中冶长天重工科技有限公司 | A kind of rotatory feeder valve unloads grey anti-block device |
| CN111734861A (en) * | 2020-06-28 | 2020-10-02 | 扬州伯瑞格机械有限公司 | Self-operated ash discharging valve |
| CN111734861B (en) * | 2020-06-28 | 2022-06-28 | 扬州伯瑞格机械有限公司 | Self-operated ash discharge valve |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102720849B (en) | 2014-04-30 |
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Granted publication date: 20140430 Termination date: 20150618 |
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| EXPY | Termination of patent right or utility model |