CN202732999U - Deformation prevention flap valve - Google Patents
Deformation prevention flap valve Download PDFInfo
- Publication number
- CN202732999U CN202732999U CN 201220401104 CN201220401104U CN202732999U CN 202732999 U CN202732999 U CN 202732999U CN 201220401104 CN201220401104 CN 201220401104 CN 201220401104 U CN201220401104 U CN 201220401104U CN 202732999 U CN202732999 U CN 202732999U
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- CN
- China
- Prior art keywords
- flap
- turnover panel
- valve body
- distortion
- lower turnover
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses a deformation prevention flap valve. The deformation prevention flap valve comprises a valve body, wherein a flap plate is arranged on the valve body. The deformation prevention flap valve is characterized in that the flap plate is divided into an upper flap plate and a lower flap plate, the upper flap plate is installed inside the valve body through an upper rotation shaft, the lower flap plate is installed inside the valve body through a lower rotation shaft, when the valve body is in a closed state, the lower portion of the upper flap plate is attached to the upper portion of the lower flap plate, an operation mechanism controlling the upper flap plate and the lower flap plate to open and close is arranged outside the valve body, and the operation mechanism is respectively and fixedly connected with the two rotation shafts. The deformation prevention flap valve can effectively prevent the flap plates from deforming, can avoid the phenomenon of cracking of the flap plates, and is simple in structure, convenient to detach and install, and capable of effectively reducing replacement time for overhauling of the flap plates.
Description
Technical field
The utility model relates to a kind of Flap valve of regulating sintering bellows tunnel gas flow, particularly a kind of distortion-free Flap valve.
Background technique
Flap valve is a vitals of sintering machine, is installed between wind box branch pipe and the main flue channel, in sintering process, can control the exhausting amount of sintering charge level by the angle of regulating the turnover panel in the Flap valve, thereby makes the air quantity of sintering reach optimum.
The most Flap valve that uses of sintering plant is single blade structure at present, namely only has a running shaft in the whole Flap valve, and turnover panel is installed on the running shaft.When work, driving mechanism rotates running shaft, and the turnover panel synchronous rotary on the driven rotary axle, utilizes the angle between turnover panel and the turnover panel valve body rationally to regulate air output.But in actual use, because blast is higher in the sintering machine pipeline, and turnover panel is single blade structure, and turnover panel top pressure-bearing is larger, so turnover panel easily is out of shape and cracking; Add and contain certain dust and foreign material in the sinter fume, the high speed flue gas constantly washes away turnover panel, causes turnover panel easily to wear and tear, and indivedual positions even hole occurs have a strong impact on precision and degree of accuracy that air quantity is regulated.
The model utility content
Technical problem to be solved in the utility model is to provide a kind of distortion-free Flap valve for above-mentioned the deficiencies in the prior art, and this Flap valve can prevent effectively that not only turnover panel from deforming, and can avoid the phenomenon of turnover panel cracking to occur.
The utility model is to solve the problems of the technologies described above the technological scheme that adopts to be: comprise valve body, be installed on turnover panel at valve body, described turnover panel is divided into flap and lower turnover panel, flap is installed in the valve body by upper running shaft, lower turnover panel is installed in the valve body by Shaft, when valve body is in closed condition, fit in the top of the bottom of flap and lower turnover panel, be provided with the operating device of control flap and lower turnover panel opening and closing in the valve body outside, described operating device is fixedly connected with two running shafts respectively.
By technique scheme, described operating device comprises operation rocking bar, connecting rod, fork, and described connecting rod one end is hinged with the operation rocking bar, the other end and fork are hinged, described operation rocking bar is fixedly connected with Shaft, and fork is fixedly connected with upper running shaft, consists of thus double rocker mechanism.
By technique scheme, be fixedly connected with driveshaft at Shaft, the piston rod phase configuration of this driveshaft and cylinder.
By technique scheme, be respectively arranged with positioning block and lower positioning block in the inboard of valve body corresponding to flap and lower turnover panel, when valve body was in closed condition, flap contacted with upper positioning block, and lower turnover panel contacts with lower positioning block.
By technique scheme, upper running shaft is threaded onto on the flap, is bolted, and corresponding formation arc convex on flap is provided with U-shaped plate at the arc convex place of flap; Described Shaft is threaded onto on the lower turnover panel, is bolted, and corresponding formation arc convex on lower turnover panel is provided with U-shaped plate at the arc convex place of lower turnover panel.
By technique scheme, on valve body, be provided with visual window corresponding to flap and lower turnover panel.
By technique scheme, the outer wall of described valve body is provided with gusset.
By technique scheme, the outer surface of described upper and lower turnover panel all covers and scribbles wearing layer.
The obtained beneficial effect of the relative prior art of the utility model is: 1, the utility model can prevent effectively that turnover panel from deforming, and can avoid the phenomenon of turnover panel cracking to occur, and simple in structure, easy accessibility can effectively reduce the replacing time that Flap valve overhauls.2, be designed with positioning block in the Flap valve, can not only realize the spacing of turnover panel limit position up and down, also improved Flap valve and be in sealing under the closed condition.3, be designed with U-shaped plate on each turnover panel, improved the join strength of turnover panel, effectively avoided the generation of turnover panel cracking situation.4, be provided with visual window on the Flap valve, can be very easily the use condition of each parts in the Flap valve be checked, in time discovering device hidden danger has improved the Security that Flap valve uses.5, be designed with gusset on the Flap valve valve body, effectively prevented the distortion of valve body, improved the working life of valve body.
Description of drawings
Fig. 1 is structural drawing of the present utility model.
Fig. 2 is the A-A sectional view of Fig. 1.
Fig. 3 is the side view of Fig. 1.
Among the figure: 1, visual window, 2, flap, 3, connecting rod, 4, connecting pin, 5, connecting sleeve, 6, upper running shaft, 7, lower turnover panel, 8, holding down bolt, 9, U-shaped plate, 10, valve body, 11, bearing, 12, setting sleeve, 13, wearing layer, 14, upper positioning block, 15, lower positioning block, 16, the operation rocking bar, 17, driveshaft, 18, gusset, 19, Shaft, 20, fork.
Embodiment
Such as Fig. 1,2, shown in 3, a kind of distortion-free Flap valve, comprise valve body 10, in valve body 10, be provided with flap 2 and lower turnover panel 7, center at flap 2 and lower turnover panel 7 is respectively equipped with through hole, upper running shaft 6 is threaded onto in the hole of flap 2, Shaft 19 is threaded onto in the hole of lower turnover panel 7, two running shafts all are fixedly connected with by holding down bolt 8 with turnover panel, upper, corresponding formation arc convex on the outer surface of lower turnover panel through hole is upper, the arc convex place of lower turnover panel is provided with U-shaped plate 9, being arranged on of U-shaped plate 9 fixed intervals, on the lower turnover panel, below, be used for improving the join strength of turnover panel, avoid the generation of turnover panel cracking situation.The two ends of upper and lower running shaft all are installed on the valve body by bearing 11, and are fixing by setting sleeve 12 location respectively at the two ends of two running shafts; Be provided with the operating device of control flap and lower turnover panel opening and closing in the valve body outside, described operating device is fixedly connected with two running shafts respectively.
Described operating device comprises operation rocking bar 16, connecting rod 3, fork 20, described connecting rod 3 one ends are hinged by connecting pin 4 with operation rocking bar 16, the other end and fork 20 are hinged by connecting pin 4, on two running shafts, be fixed with respectively connecting sleeve 5, described operation rocking bar 16 is welded on the connecting sleeve 5 of Shaft 19, fork 20 is welded on the connecting sleeve of running shaft 6, consists of thus double rocker mechanism.Connecting sleeve at Shaft is fixedly connected with driveshaft 17, driveshaft 17 and cylinder or oil cylinder phase configuration.
Inwall at valve body is respectively arranged with positioning block 14 and lower positioning block 15 corresponding to flap and lower turnover panel, when valve body is in closed condition, flap 2 contacts with upper positioning block 14, lower turnover panel 7 contacts with lower positioning block 15, being used for of upper and lower positioning block carries out spacing to upper and lower turnover panel, improved the sealing when Flap valve cuts out fully.
Be provided with visual window 1 at valve body 10, can regularly open the abrasion condition of 1 pair of flap 2 of visual window, lower turnover panel 7 and valve body 10 and observe, in time find the valve body defective; Be designed with gusset 18 on the outer wall of valve body 10, can effectively prevent the distortion of valve body; In addition, be equipped with wearing layer 13 on flap 2 and the lower turnover panel 7, the wear resistance of energy Effective Raise turnover panel.
When needs utilize Flap valve to realize the control of flue gas in flue air quantity, promoting driveshaft 17 with cylinder (or oil cylinder) rotates, because driveshaft 17, rocking bar 16 all are welded on the connecting sleeve 5, connecting sleeve 5 is fixed on again on the Shaft 19, so driveshaft 17, rocking bar 16, connecting sleeve 5 and Shaft 19 relative positions are fixed.When driveshaft 17 drives Shaft 19, operation rocking bar 16 drives fork 20 by connecting rod 3 and swings, fork 20 drives upper running shaft and rotates, make flap 2 and lower turnover panel 7 synchronous rotaries, flap turns over for 2 times, turns on the lower turnover panel 7, and valve body is in opening state, by adjusting between turnover panel and the turnover panel, the variation in the slit between turnover panel and the valve body wall realizes regulating the purpose of flue gas air quantity.When valve body is in closed condition, fit in the top of the bottom of flap 2 and lower turnover panel 7, good to guarantee the sealing that Flap valve is under the closed condition.
Claims (8)
1. distortion-free Flap valve, comprise valve body, be installed on turnover panel at valve body, it is characterized in that described turnover panel is divided into flap and lower turnover panel, flap is installed in the valve body by upper running shaft, and lower turnover panel is installed in the valve body by Shaft, when valve body is in closed condition, fit in the top of the bottom of flap and lower turnover panel, be provided with the operating device of control flap and lower turnover panel opening and closing in the valve body outside, and described operating device is fixedly connected with two running shafts respectively.
2. a kind of distortion-free Flap valve according to claim 1, it is characterized in that described operating device comprises operation rocking bar, connecting rod, fork, described connecting rod one end is hinged with the operation rocking bar, the other end and fork are hinged, described operation rocking bar is fixedly connected with Shaft, fork is fixedly connected with upper running shaft, consists of thus double rocker mechanism.
3. a kind of distortion-free Flap valve according to claim 2 is characterized in that being fixedly connected with driveshaft at Shaft, the piston rod phase configuration of this driveshaft and cylinder.
4. according to claim 2 or 3 described a kind of distortion-free Flap valves, it is characterized in that being respectively arranged with positioning block and lower positioning block in the inboard of valve body corresponding to flap and lower turnover panel, when valve body is in closed condition, flap contacts with upper positioning block, and lower turnover panel contacts with lower positioning block.
5. a kind of distortion-free Flap valve according to claim 1 and 2 is characterized in that running shaft is threaded onto on the flap, is bolted, and corresponding formation arc convex on flap is provided with U-shaped plate at the arc convex place of flap; Described Shaft is threaded onto on the lower turnover panel, is bolted, and corresponding formation arc convex on lower turnover panel is provided with U-shaped plate at the arc convex place of lower turnover panel.
6. a kind of distortion-free Flap valve according to claim 1 and 2 is characterized in that being provided with visual window corresponding to flap and lower turnover panel on valve body.
7. a kind of distortion-free Flap valve according to claim 1 and 2 is characterized in that the outer wall of described valve body is provided with gusset.
8. a kind of distortion-free Flap valve according to claim 1 and 2, the outer surface that it is characterized in that described upper and lower turnover panel all covers and scribbles wearing layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220401104 CN202732999U (en) | 2012-08-14 | 2012-08-14 | Deformation prevention flap valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220401104 CN202732999U (en) | 2012-08-14 | 2012-08-14 | Deformation prevention flap valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202732999U true CN202732999U (en) | 2013-02-13 |
Family
ID=47658700
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220401104 Expired - Fee Related CN202732999U (en) | 2012-08-14 | 2012-08-14 | Deformation prevention flap valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202732999U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106122491A (en) * | 2016-08-31 | 2016-11-16 | 吴�琳 | A kind of laborsaving anti-blocking sintering machine wind box flap valve |
| CN109268520A (en) * | 2018-12-03 | 2019-01-25 | 安徽荣达阀门有限公司 | A kind of overturning closed type gate valve flow control mechanism |
-
2012
- 2012-08-14 CN CN 201220401104 patent/CN202732999U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106122491A (en) * | 2016-08-31 | 2016-11-16 | 吴�琳 | A kind of laborsaving anti-blocking sintering machine wind box flap valve |
| CN109268520A (en) * | 2018-12-03 | 2019-01-25 | 安徽荣达阀门有限公司 | A kind of overturning closed type gate valve flow control mechanism |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170719 Address after: 430083, Gate No. 2, Qingshan District, Hubei, Wuhan Patentee after: Wuhan iron and Steel Company Limited Address before: 430080 Wuhan, Hubei Friendship Road, No. 999, Wuchang Patentee before: Wuhan Iron & Steel (Group) Corp. |
|
| 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: 20130213 Termination date: 20180814 |