CN109780225A - Sintering machine wind box volume damper - Google Patents
Sintering machine wind box volume damper Download PDFInfo
- Publication number
- CN109780225A CN109780225A CN201910052526.7A CN201910052526A CN109780225A CN 109780225 A CN109780225 A CN 109780225A CN 201910052526 A CN201910052526 A CN 201910052526A CN 109780225 A CN109780225 A CN 109780225A
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- China
- Prior art keywords
- valve
- valve body
- valve plate
- latus rectum
- sintering machine
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Abstract
The invention discloses a kind of sintering machine wind box volume dampers, including valve body, there is the protrusion cavity drawn outward in the valve body side, the rotary shaft being staggered with valve body latus rectum and the valve plate installed thereon are equipped in the protrusion cavity, close to prominent cavity side when the valve plate is opened, it is shown in a fully open operation valve body latus rectum, rotary shaft side exit connect with power device the opening and closing to control valve plate by crank connecting link.Therefore, by the regulating valve rotary shaft of Curve guide impeller in the side of valve body, evacuation has opened latus rectum position, and rotary shaft will not stop foreign matter.In addition, being shown in a fully open operation valve body latus rectum close to prominent cavity side, that is, the outside of latus rectum when valve plate is opened, obstacle when valve plate is opened is eliminated, reduces the phenomenon that material washes away valve plate, substantially increases the service life of valve plate.
Description
Technical field
The present invention relates to a kind of regulating valve, specifically a kind of sintering machine wind box volume damper.
Background technique
The sintering system of method and use based on ideal pallet bellows negative pressure reasonable distribution bellows air quantity, sintering
It is both needed to be provided with valve and negative-pressure detection device on each bellows of trolley, by adjusting the valve opening of sintering machine upper bellows,
So that being gradually risen from the both ends of pallet to the negative pressure of each bellows in middle part.Do not reducing or reducing less the vertical burning of sintering
In the case where tying speed, the small air quantity high-efficiency sintered of the lower negative pressure of sintering machine is realized, improve sinter quality, reduce sintering process energy
Consumption reduces air leakage rate of sintering machine and dedusting pressure, reduces desulfurization fume treating capacity.So, current volume damper designs special
Point and use situation and the problem is that:
1, volume damper seal form is usually the latus rectum bosom position that valve body ontology is arranged in valve plate shaft, is filled thereon
There is valve plate (forming butterfly valve).This results in being divided into two equal small latus rectums inside so-called latus rectum.No matter butterfly valve is opened
Or close when, the position of latus rectum have valve plate presence, cause passability poor, and valve plate for a long time it is static when can accumulate it is miscellaneous
Object, sundries accumulate the hardened rear valve plate card resistance spinning reduction failure for forming permanent deposit and in turn resulting in for a long time.And bellows are such as
Have large-scale foreign matter such as pallet grid section etc. by when the failure of regulating valve is easily in turn resulted in by valve shaft card resistance.
2, since the valve plate shaft of traditional volume damper is mounted on bearing, it is necessary to be sealed to axis hole, such as
Fruit gland seal is bad, this rolling bearing that results in leaking out at the axis hole of valve body leaks out, and leak out the powder for causing to be mingled with for a long time
Dirt be deposited on bearing and formed it is hardened, prevent bearing card resistance failure, cause valve plate from normally opening or closing.
Summary of the invention
In view of the above situation, the purpose of the present invention is to provide a kind of rotations reliably, does not generate permanent buildup, will not be big
The valve plate shaft side of type foreign matters from being blocked, packing seal and sliding bearing are discretely located the novel sintering machine bellows air quantity tune of structure
Save valve.
The technical solution of the invention is as follows: a kind of sintering machine wind box volume damper, including valve body, in the valve body one
Side has the protrusion cavity drawn outward, is equipped with the rotary shaft being staggered with valve body latus rectum in the protrusion cavity and installs thereon
Valve plate is shown in a fully open operation valve body latus rectum close to prominent cavity side when the valve plate is opened, and the rotary shaft side is drawn
End connect with power device the opening and closing to control valve plate by crank connecting link.Therefore, because regulating valve rotary shaft and bearing position
On the outside of the valve body, evacuation has opened latus rectum position, and rotary shaft and bearing will not occur card resistance phenomenon and influence the normal opening and closing of valve plate.
In addition, valve plate can be fully open, the useful space and passability of the latus rectum of valve body ensure that.
In the present invention, above-mentioned valve body as needed is square body or its round；Corresponding valve plate is similarly square
Body or its round.
In the present invention, the bearing and sealing mechanism of the regulating valve, including draw valve body two sides valve shaft on successively set
There are packing seal seat, bearing block, graphite packing, adjustment ring is respectively provided between packing seal seat and valve shaft, in bearing block
Sliding bearing is housed between valve shaft and is mounted on the bearing gland of side, the fixed valve on the valve shaft on the inside of valve body
Plate.Due to being used between valve shaft and valve body between packing seal, with rotational slide bearing using the structure being discretely located.Even if axis hole
Place, which exists, leaks out, but leaks out without sliding bearing, so as to avoid dust accretions on bearing block caused sliding bearing card
Resistance failure.
In the present invention, valve plate driving device is any of motor reducer, cylinder, oil cylinder or Electric Actuator.
The beneficial effects of the present invention are: evacuation has been opened logical by the regulating valve rotary shaft of Curve guide impeller in the side of valve body
Path position, rotary shaft will not stop foreign matter.Valve plate is also entirely located in the sky that valve body side has got out of the way valve body latus rectum when valve plate standard-sized sheet
Between, valve plate, valve body can be fabricated to the shape of square.It is used between packing seal between rotary shaft and valve body and rotational slide bearing
The structure being discretely located.It leaks out, but is leaked out without sliding bearing even if existing at axis hole, so as to avoid dust accretions in axis
Hold sliding bearing card resistance failure extremely.In addition, valve plate driving device can use existing electric angle actuator or electronic
Push rod, Electrohydraulic push rod, oil cylinder or cylinder, are able to satisfy requirement.Further, since after the valve plate of the design is fully open, valve
Plate makes the unobstructed obstacle of latus rectum far from blanking port, and valve plate is avoided to be washed away by blanking, and the service life of valve plate can be improved.
Detailed description of the invention
Fig. 1 is schematic diagram of the invention；
Fig. 2 is the A-A cross-sectional view of Fig. 1；
Fig. 3 is the partial enlargement diagram of Fig. 2；
Fig. 4 is scheme of installation of the invention.
Specific embodiment
Below in conjunction with figure embodiment, the invention will be further described.
Fig. 1 is seen to a kind of sintering machine wind box volume damper shown in Fig. 3, which includes valve body 1, the present embodiment institute
The valve body 1 stated is square body, has the protrusion cavity 5 drawn outward in 1 side of valve body, is equipped in the protrusion cavity 5 and valve
The valve shaft 3 that 1 latus rectum of body is staggered, and the valve plate 4 installed on valve shaft 3.Close to prominent cavity 5 one when the valve plate 4 is opened
Side is shown in a fully open operation the latus rectum of valve body 1.When material passes through latus rectum, not only discharge is unobstructed, while also avoiding valve plate 4
Contact with material effectively prevents wearing, and is conducive to the service life for improving valve plate 4.Valve shaft 3 one described in the present embodiment
Side exit connect with power device the opening and closing to control valve plate 4 by crank connecting link 2.The power device of the present embodiment is
Using electric angle actuator 13.Therefore, because the valve shaft 3 of regulating valve is mounted on the bearing and sealer of 1 both sides external of valve body
On structure, evacuation has opened latus rectum position, and valve shaft 3 and bearing will not occur card resistance phenomenon and influence the normal opening and closing of valve plate 4.Separately
Outside, valve plate 4 can be fully open, ensure that the useful space and passability of 1 latus rectum of valve body.In the present invention, in the regulating valve
Draw valve body two sides bearing and sealing mechanism, including draw 1 two sides of valve body valve shaft 3 on be successively arranged packing seal seat 7,
Bearing block 9 is respectively provided with graphite packing 6, adjustment ring 12, in bearing block 9 and valve plate between packing seal seat 7 and valve shaft 3
Sliding bearing 8 is housed between axis 3 and is mounted on the bearing gland 10 of side, is fixed with valve on the valve shaft 3 of 1 inside of valve body
Plate 4.It is discretely located due to using to use between packing seal, with rotational slide bearing 8 between valve shaft 3 and valve body 1.Even if at axis hole
It in the presence of the B that leaks out, but leaks out without sliding bearing 8, so as to avoid dust accretions on bearing block 9, leads to sliding bearing 8
Card resistance failure.
Among the above, except valve plate driving device select be electric angle actuator 13 in addition to, can also select motor reducer,
Cylinder, oil cylinder it is any.
Among the above, in addition to valve body 1 is square body, round can be selected according to field working conditions.
See that Fig. 4 gives the scheme of installation of regulating valve.1 lower part of valve body is mounted in rack 14, is made in regulating valve
Crank connecting link 2 is connect with the electric angle actuator 13 being mounted in rack 14.
When regulating valve works, after (positive and negative rotation) rotation of starting electric angle actuator 13, exported by crank connecting link 2 dynamic
Power, drive valve plate axis 3 rotate and valve plate 4 thereon are driven to act the opening and closing for realizing valve plate 4.
Implementing key of the invention is that valve plate 4 is located at latus rectum side, and 4 drift diameter body of valve plate in vertical state, avoids when unlatching
Contact of the valve plate 4 with material reduces abrasion, can pass through the service life of valve plate 4.Meanwhile be equipped on valve shaft 3 bearing and
Sealing mechanism is used isolated frame mode between rotational slide bearing 8, is eliminated at axis hole by the packing seal being equipped with
There are Air Leakages, fail so as to avoid the card resistance of sliding bearing 8, the maintenance problem of reduction.
Claims (4)
1. a kind of sintering machine wind box volume damper, characterized in that including valve body, have in the valve body side and draw outward
Protrusion cavity, the rotary shaft being staggered with valve body latus rectum and the valve plate installed thereon are equipped in the protrusion cavity, which opens
When close to prominent cavity side, be shown in a fully open operation valve body latus rectum, rotary shaft side exit, by crank connecting link with
Power device connects the opening and closing to control valve plate.
2. sintering machine wind box volume damper according to claim 1, characterized in that valve body is square body or it is round
Body；Corresponding valve plate is similarly square body or its round.
3. sintering machine wind box volume damper according to claim 1, characterized in that the bearing and sealing mechanism, packet
It includes and is successively arranged packing seal seat, bearing block on the valve shaft for drawing valve body two sides, divide between packing seal seat and valve shaft
Not Zhuan You graphite packing, adjustment ring, equipped with sliding bearing and be mounted on the bearing gland of side between bearing block and valve shaft,
The fixed valve plate on the valve shaft on the inside of valve body.
4. sintering machine wind box volume damper according to claim 1, characterized in that valve plate driving device is decelerating through motor
Device, cylinder, oil cylinder or Electric Actuator it is any.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910052526.7A CN109780225A (en) | 2019-01-21 | 2019-01-21 | Sintering machine wind box volume damper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910052526.7A CN109780225A (en) | 2019-01-21 | 2019-01-21 | Sintering machine wind box volume damper |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109780225A true CN109780225A (en) | 2019-05-21 |
Family
ID=66500903
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910052526.7A Pending CN109780225A (en) | 2019-01-21 | 2019-01-21 | Sintering machine wind box volume damper |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109780225A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110529610A (en) * | 2019-08-28 | 2019-12-03 | 辽宁同和冶金设备制造有限公司 | Sintering machine tiny structure igniting automation zone control device |
| CN113028102A (en) * | 2021-02-26 | 2021-06-25 | 广东韶钢松山股份有限公司 | Adjusting valve component of sintering machine air bellow and sintering machine air bellow |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2289631Y (en) * | 1996-09-03 | 1998-09-02 | 江苏省冶金设计院 | Plate valve sealing dry unloading circular sintering machine |
| JP2012255483A (en) * | 2011-06-08 | 2012-12-27 | Nippon Steel & Sumitomo Metal Corp | Dust discharge double valve |
| CN103234055A (en) * | 2013-05-17 | 2013-08-07 | 石家庄铁道大学 | Dust discharging valve of abrasion resistant sintering machine without leakage |
| CN204127329U (en) * | 2014-07-21 | 2015-01-28 | 宝鸡市晋旺达机械设备有限公司 | Double-sealing soot cleaning valve |
| CN205424022U (en) * | 2016-03-14 | 2016-08-03 | 西诺威阀门控制（苏州）有限公司 | Connection structure of valve gap and valve body |
| CN205978492U (en) * | 2016-08-31 | 2017-02-22 | 吴�琳 | Laborsavingly prevent stifled sintering machine bellows flap valve structure |
-
2019
- 2019-01-21 CN CN201910052526.7A patent/CN109780225A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2289631Y (en) * | 1996-09-03 | 1998-09-02 | 江苏省冶金设计院 | Plate valve sealing dry unloading circular sintering machine |
| JP2012255483A (en) * | 2011-06-08 | 2012-12-27 | Nippon Steel & Sumitomo Metal Corp | Dust discharge double valve |
| CN103234055A (en) * | 2013-05-17 | 2013-08-07 | 石家庄铁道大学 | Dust discharging valve of abrasion resistant sintering machine without leakage |
| CN204127329U (en) * | 2014-07-21 | 2015-01-28 | 宝鸡市晋旺达机械设备有限公司 | Double-sealing soot cleaning valve |
| CN205424022U (en) * | 2016-03-14 | 2016-08-03 | 西诺威阀门控制（苏州）有限公司 | Connection structure of valve gap and valve body |
| CN205978492U (en) * | 2016-08-31 | 2017-02-22 | 吴�琳 | Laborsavingly prevent stifled sintering machine bellows flap valve structure |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110529610A (en) * | 2019-08-28 | 2019-12-03 | 辽宁同和冶金设备制造有限公司 | Sintering machine tiny structure igniting automation zone control device |
| CN113028102A (en) * | 2021-02-26 | 2021-06-25 | 广东韶钢松山股份有限公司 | Adjusting valve component of sintering machine air bellow and sintering machine air bellow |
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| PB01 | Publication | ||
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190521 |
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| RJ01 | Rejection of invention patent application after publication |