CN202756637U - Self-demounting type cinder valve - Google Patents
Self-demounting type cinder valve Download PDFInfo
- Publication number
- CN202756637U CN202756637U CN 201220285972 CN201220285972U CN202756637U CN 202756637 U CN202756637 U CN 202756637U CN 201220285972 CN201220285972 CN 201220285972 CN 201220285972 U CN201220285972 U CN 201220285972U CN 202756637 U CN202756637 U CN 202756637U
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- valve
- end cap
- valve body
- dust
- rotary shaft
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- Withdrawn - After Issue
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Abstract
The utility model relates to a cinder valve and aims at solving the technical problems in an existing cinder valve that a dust discharging cavity in a valve body of the cinder valve is narrow in space, and dust is easily bonded. The self-demounting type cinder valve is simple in structure, does not need to be driven by power, and comprises a cinder valve body. A dust inlet is arranged at the upper portion of the valve body, a dust outlet is arranged at the lower portion of the valve body, two ends of the valve body are sealed by end covers, two valve blocks in the valve body are arranged in eccentric mode, when dust enters, valve plates can be opened to perform dust discharging, and when dust discharging is finished, two valve plates can automatically be reset. The self-demounting type cinder valve can effectively solve the technical problem of rotating friction heating caused by dust blockage of the existing cinder valve. Simultaneously, by means of the self-demounting type cinder valve, an electric motor and a gear box are omitted, equipment cost can be effectively reduced, and energy is saved.
Description
Technical field
The utility model relates to a kind of unloading valve, specifically refers to 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.Unloading valve mostly is star-shaped dust-discharging valve at present, and star-shaped dust-discharging 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 arranges the polylith valve plate along even circumferential, consists of 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-shaped dust-discharging valve napex ash inlet top, dust falls in the grey chamber of unloading of star-shaped dust-discharging valve by ash inlet, rotates star-shaped dust-discharging valve again, and dust is discharged into to specify in the dust collection bag by 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 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 less.Along with the continuous rotation of star-shaped dust-discharging valve, dust is piled up in star-shaped dust-discharging 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 gradually the ash discharge effect.Unloading valve in the dusting apparatus that uses with present large shipbuilding enterprise is as example, hull is in dust removal process, adhere to easily the dust that contains in a large number zinc rich primer in the unloading valve cavity, mutually adhere to, very fine and close, very easily occur because frictional heating causes dieseling, thereby cause equipment failure, impact 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 easy technical problem of bonding of dust, the utility model provide a kind of simple in structure, need not power-actuated self-tipping type unloading valve.
For reaching above-mentioned technical purpose, the technical solution adopted in the utility model is: the self-tipping type unloading valve, comprise the unloading valve valve body, 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 respectively two rotary shaft holes that are positioned on the same level face on the end cap at described valve body two ends 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 by the corresponding rotary shaft hole that arranges on the end cap of two ends, fixing valve plate respectively in two rotating shafts, valve plate is in eccentric state in rotating shaft and can drives rotating shaft and freely rotate, 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, position block supports two valve plates and is in level, and two valve plate closures are divided into up and down two-part with body cavity; Fix respectively an 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 described rotary shaft hole and end cap central vertical line be rotary shaft hole and end cap edge distance 1/2.
The beneficial effects of the utility model are: can effectively increase the inner space of unloading grey chamber by 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 completely, 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 the utility model master apparent direction.
Accompanying drawing 2 is that the A-A shown in the accompanying drawing 1 is to sectional view.
Accompanying drawing 3 is the schematic representation of end cap.
Accompanying drawing 4 is the structure connection diagram of this unloading valve valve plate and 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 drawings and Examples the utility model is described further.
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, be provided with respectively two rotary shaft holes 5 that are positioned on the same level face in the both sides of end cap vertical center line on the end cap 2 at valve body two ends, 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 by the corresponding rotary shaft hole 5 that arranges 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 forms eccentric state with the combination of rotating shaft 6, and valve plate 7 can drive rotating shaft 6 and freely rotate.
As shown in Figure 2, with the valve plate 7 of rotating shaft 6 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 by 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 up and down two-part with body cavity.
As shown in Figure 2, wish is opened two valve plates, then need to 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 is entered on the valve plate that drops between two rotating shafts by ash inlet, two valve plates just can be opened and unload ash, put to unload completely, and two valve plates just can be got back to closed state automatically under the effect of own wt.
According to as can be known above-mentioned, if it is suitable that 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 may not can very sensitive, but as long as valve plate adopts eccentric setting, even have dust to adhere on the valve plate and in time do not open, also can cause along with the accumulation of increasing dust weight to increase and valve plate is opened.
According to as can be known shown in Figure 3, the throw of eccentric size of rotating shaft on valve plate depends on that the end cap upper spindle hole is to the distance and the range difference of rotary shaft hole to the end cap edge of end cap central vertical line, difference is larger, throw of eccentric is larger, it is larger 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 the dust that is entered by ash inlet can accurately be fallen within on the valve plate between two rotating shafts, as shown in Figure 2, fix respectively an ash blocking plate 9, two ash blocking plates 9 and close up downwards and extend to the valve plate surface on the body cavity wall of unloading valve ash inlet both sides, 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, valve body lower portion is provided with ash outlet, the end cap shutoff is adopted at the valve body two ends, it is characterized in that: be provided with respectively two rotary shaft holes that are positioned on the same level face on the end cap at described valve body two ends 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 by the corresponding rotary shaft hole that arranges on the end cap of two ends, fixing valve plate respectively in two rotating shafts, valve plate is in eccentric state in rotating shaft and can drives rotating shaft and freely rotate, 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, position block supports two valve plates and is in level, and two valve plate closures are divided into up and down two-part with body cavity; Fix respectively an 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 described 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 |
|---|---|---|---|
| CN 201220285972 CN202756637U (en) | 2012-06-18 | 2012-06-18 | Self-demounting type cinder valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220285972 CN202756637U (en) | 2012-06-18 | 2012-06-18 | Self-demounting type cinder valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202756637U true CN202756637U (en) | 2013-02-27 |
Family
ID=47735821
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220285972 Withdrawn - After Issue CN202756637U (en) | 2012-06-18 | 2012-06-18 | Self-demounting type cinder valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202756637U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102720849A (en) * | 2012-06-18 | 2012-10-10 | 黄海造船有限公司 | Automatic dust discharge valve |
-
2012
- 2012-06-18 CN CN 201220285972 patent/CN202756637U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102720849A (en) * | 2012-06-18 | 2012-10-10 | 黄海造船有限公司 | Automatic dust discharge valve |
| CN102720849B (en) * | 2012-06-18 | 2014-04-30 | 黄海造船有限公司 | Automatic dust discharge valve |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20130227 Effective date of abandoning: 20140430 |
|
| RGAV | Abandon patent right to avoid regrant |