CN208381375U - A kind of threeway flap valve for blast furnace raw material system - Google Patents
A kind of threeway flap valve for blast furnace raw material system Download PDFInfo
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- CN208381375U CN208381375U CN201820696679.6U CN201820696679U CN208381375U CN 208381375 U CN208381375 U CN 208381375U CN 201820696679 U CN201820696679 U CN 201820696679U CN 208381375 U CN208381375 U CN 208381375U
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Abstract
The utility model discloses a kind of threeway flap valves for blast furnace raw material system, including shell, hydraulic cylinder, shaft and valve plate, the both ends of shaft are fixed on shell by bearing block, and valve plate is set in shaft, and hydraulic cylinder is connected by one end of connecting rod and shaft, valve plate is set in shell, bearing block and hydraulic cylinder are set to outside shell, and hydraulic cylinder extension is rotated by connecting rod drive shaft, drive valve plate overturning, valve plate is equipped with valve plate liner plate, and the inner wall of shell is equipped with casing liner；The two sides of valve plate liner plate are equipped with the first flange, and the second flange is equipped on the casing liner before and after shell, and the second flange arrangement is positioned opposite with the first flange of valve plate two sides in two upper sides of two limit discharge positions of valve plate overturning front and back.It avoids shell and valve plate from wearing, prolongs the service life, material can be effectively reduced and enter the gap between valve plate and shell, prevent valve plate card resistance, guarantee blast fumance efficiency.
Description
Technical field
The utility model relates to materials-handling technology fields, and in particular to a kind of threeway turnover panel for blast furnace raw material system
Valve.
Background technique
In blast furnace raw material system, it is often used the belt that two are arranged symmetrically while conveys material, when both having increased unit
Between material conveying capacity, while two belt mutual backup, when a belt breaks down, another belt can normally make
With.1 threeway flap valve is set below the tail wheel of two belts, makes the raw material of two Belt Conveyings that can successively be discharged to a left side together
Hopper, right hopper, are then transported to blast furnace process again.
Feedstock transportation is most important to blast fumance, directly affects furnace processor.Threeway flap valve must meet frequent, fast
Speed, action message, and the general hardness of blast furnace raw material is high, granularity is small, easily enters the gap between valve plate and shell, makes valve card
Resistance.Therefore a kind of reliable threeway flap valve is studied, it is very significant to guarantee blast fumance efficiency.
Summary of the invention
The technical problems to be solved in the utility model is in view of the foregoing defects the prior art has, to provide a kind of use
It in the threeway flap valve of blast furnace raw material system, avoids shell and valve plate from wearing, prolongs the service life, material entrance can be effectively reduced
Gap between valve plate and shell prevents valve plate card resistance, guarantees blast fumance efficiency.
Used technical solution is the utility model to solve above-mentioned technical problem:
A kind of threeway flap valve for blast furnace raw material system, including shell, hydraulic cylinder, shaft and valve plate, the two of shaft
End is fixed on shell by bearing block, and valve plate is set in shaft, and hydraulic cylinder is connected by one end of connecting rod and shaft, valve plate
It is set in shell, bearing block and hydraulic cylinder are set to outside shell, and hydraulic cylinder extension is rotated by connecting rod drive shaft, thus band
Dynamic valve plate overturning, valve plate are equipped with valve plate liner plate, and the inner wall of shell is equipped with casing liner；
The two sides of valve plate liner plate are equipped with the first flange, are equipped with the second flange on the casing liner before and after shell, second is convex
Edge is arranged in two upper sides of two limit discharge positions of valve plate overturning front and back, cloth opposite with the first flange of valve plate two sides
It sets.
According to above-mentioned technical proposal, shaft includes long axis, short axle and drive shaft, the both ends of long axis by key respectively with short axle
One end and drive shaft one end socket, the other end of short axle is fixed on shell by bearing block, and the other end of drive shaft leads to
It crosses key to connect with connecting rod, drive shaft is fixed on shell by bearing block；Short axle, long axis and drive shaft are arranged in same axis
On.
According to above-mentioned technical proposal, set above shell there are two the belt for the arrangement that compares, the belt tail wheel of belt is symmetrical
Arrangement, the side-lower of two belt tail wheels are equipped with baffle, and the both ends of baffle are connected and fixed with housing sidewall respectively.
According to above-mentioned technical proposal, soft scraper plate is equipped with below the return belt face of belt, the outside of soft scraper plate is equipped with pressing plate,
Pressing plate is fixed by bolts in housing sidewall.
According to above-mentioned technical proposal, the second flange is triangular flanges.
According to above-mentioned technical proposal, the lower section of shaft is equipped with limit long tube, limit the both ends of long tube respectively with the side of shell
Wall is connected and fixed.
According to above-mentioned technical proposal, two limit discharge positions and horizontal plane of valve plate forward and reverse overturning are in the angle α
Degree, α angle guarantee the smooth no backup of valve plate blanking at least more than repose angle of material.
According to above-mentioned technical proposal, shell is fixedly arranged on belt frame by fastener, and hydraulic cylinder is fixedly arranged on shell.
According to above-mentioned technical proposal, valve plate is linear type plate.
According to above-mentioned technical proposal, positioning pin is equipped between long axis and short axle and drive shaft.
The utility model has the following beneficial effects:
Shell and valve plate and material contact site are equipped with liner plate, avoid shell and valve plate from wearing, prolong the service life, lead to
The setting of the first flange and the second flange is crossed, material can be effectively reduced and enter the gap between valve plate and shell, prevent valve plate card
Resistance guarantees blast fumance efficiency.
Detailed description of the invention
Main view when Fig. 1 is left side blanking in the utility model embodiment for the threeway flap valve of blast furnace raw material system
Figure；
Main view when Fig. 2 is right side blanking in the utility model embodiment for the threeway flap valve of blast furnace raw material system
Figure；
Fig. 3 is the left view of Fig. 2；
Fig. 4 is the A-A cross-sectional view of Fig. 2；
Fig. 5 is the B-B cross-sectional view of Fig. 2；
Fig. 6 is the C-C cross-sectional view of Fig. 3；
Fig. 7 is the structural schematic diagram of the flange of case top in the utility model embodiment；
In figure, 1- shell, 2- connecting plate, 3- baffle, 4- hydraulic cylinder, 5- casing liner, 6- valve plate, 7- connecting rod, 8- limit
Long tube, 9- key, 10- valve plate liner plate, 11- short axle, 12- positioning pin, 13- long axis, 14- bearing block, 15- drive shaft, 16- pressing plate,
The soft scraper plate of 17-, the first flange of 18-, the second flange of 19-, 20- belt tail wheel center line, 21- belt feeder rack, 22- belt machine end
Take turns roller, the left hopper of 23-, the right hopper of 24-, 25- bolt hole.
Specific embodiment
The utility model is described in detail with reference to the accompanying drawings and examples.
The threeway for blast furnace raw material system shown in referring to Fig.1~Fig. 7, in one embodiment provided by the utility model
The both ends of flap valve, including shell 1, hydraulic cylinder 4, shaft and valve plate 6, shaft are fixed on shell 1 by bearing block 14, valve plate
6 are set in shaft, and hydraulic cylinder 4 is connect by connecting rod 7 with one end of shaft, and valve plate 6 is set in shell 1,14 He of bearing block
Hydraulic cylinder 4 is set to outside shell 1, and hydraulic cylinder 4 is flexible to be rotated by 7 drive shaft of connecting rod, so that valve plate 6 is driven to overturn, valve plate 6
It is equipped with valve plate liner plate 10, the inner wall of shell 1 is equipped with casing liner 5；When valve plate 6 be clockwise to it is at angle α with level
When, the material of two belts is discharged to right hopper along valve plate 6；When valve plate 6 rotate counterclockwise to it is horizontal at angle α when, two
The raw material of bar belt is discharged to left hopper along valve plate 6；
The two sides of valve plate liner plate 10 are equipped with the first flange 18, are equipped with the second flange on the casing liner 5 of 1 front and back of shell
19, the second flange 19 is arranged in two upper sides of two limit discharge positions of the overturning of valve plate 6 front and back, and the with 6 two sides of valve plate
One flange 18 is positioned opposite；The gap that material enters between valve plate 6 and shell 1 can be effectively reduced, prevents from causing 6 card resistance of valve plate.
Further, shaft includes long axis 13, short axle 11 and drive shaft 15, the both ends of long axis 13 by key 9 respectively with it is short
One end of axis 11 and one end socket of drive shaft 15, the other end of short axle 11 are fixed on shell 1 by bearing block 14, drive shaft
15 other end is connect by key 9 with connecting rod 7, and drive shaft 15 is fixed on shell 1 by bearing block 14；Short axle 11, long axis 13
It is arranged on same axis with drive shaft 15.
Further, it being set above shell 1 there are two the belt for the arrangement that compares, the belt tail wheel of belt is arranged symmetrically, and two
The side-lower of a belt tail wheel is equipped with baffle 3, and the both ends of baffle 3 are connected and fixed with 1 front-rear side walls of shell respectively.
Further, shell 1 is fixedly arranged on belt frame by fastener, and hydraulic cylinder 4 is fixedly arranged on shell 1.
Further, soft scraper plate 17 is equipped with below the return belt face of belt, the outside of soft scraper plate 17 is equipped with pressing plate 16, pressure
Plate 16 is fixed by bolts on 1 side wall of shell；Soft scraper plate 17 is set between 1 side wall of shell and pressing plate 16, and soft scraper plate 17 is set
It is placed in the return belt face of two belts and the intersection of shell 1.
Further, valve plate liner plate 10 is made of multiple liner plate units.
Further, the second flange 19 is triangular flanges.
Further, the lower section of shaft is equipped with limit long tube 8, and the both ends of limit long tube 8 are connect with the side wall of shell 1 respectively
It is fixed；Limit long tube 8 plays the role of mechanical position limitation, and more multiple limits discharge position when preventing the overturning of valve plate 6 connects with triangular flanges
Touching damages the triangular flanges on casing liner 5.
Further, two limit discharge positions and horizontal plane of 6 forward and reverse of valve plate overturning are in α angle, α angle
At least more than repose angle of material, guarantee the smooth no backup of 6 blanking of valve plate；Two limit dischargings of 6 forward and reverse of valve plate overturning
Position is respectively that, when valve plate 6 is clockwise to and is horizontal at angle α, the material of two belts is discharged to the right side along valve plate 6
Hopper；When valve plate 6 rotate counterclockwise to it is horizontal at angle α when, the raw material of two belts is discharged to left hopper along valve plate 6.
Further, shell 1 is equipped with connecting plate 2, and belt feeder rack is connect by connecting plate 2 with shell 1, connecting plate 2
It is set on rear side of belt tail wheel；By the disassembly of connecting plate 2, it is convenient for integral replacing equipment, only need to unclamps bolt of lower base, remove work
Dynamic connecting plate 2, exits belt tail wheel, can all remove equipment, simple and easy to do.
Further, 1 top design of shell is at flange arrangement.
Further, valve plate is linear type plate.
Further, positioning pin 12 is equipped between long axis 13 and short axle and drive shaft 15.
Further, bearing block 14 is fixed in the bearing installation pedestal of shell.
Further, the upper end of shell 1 is equipped with feed inlet, and feed inlet is set to the top of shaft, and the lower end of shell 1 is equipped with
Two discharge ports, two discharge ports are arranged in the down either side of shaft, and for docking with left hopper, another goes out a discharge port
Material mouth with right hopper for docking.
Working principle of the utility model is:
Driven by hydraulic cylinder 4, drive valve plate 6 is suitable, rotate counterclockwise to it is horizontal it is at angle α can be realized turn right, it is left
The switching of hopper discharge, and belt can be met and continued when blanking " strip switching ".Angle [alpha] guarantees at least more than repose angle of material
The smooth no backup of 6 blanking of valve plate.
Shell 1 and valve plate 6 and material contact site are equipped with wear-resistant liner, avoid shell 1 and valve plate 6 from wearing, extension makes
Use the service life.
Rotatable parts short axle 11, drive shaft 15 in shell 1, long axis 13 are arranged at the bottom of valve plate 6, do not connect with raw material
Touching, avoids wearing.
Long axis 13, short axle 11 and drive shaft 15 are coupled using this dismountable mode of key 9, when valve plate 6 damages, only needed
Dismantle bearing block 14, extraction short axle 11, drive shaft 15 and key 9, so that it may integral replacing valve plate 6, it is very convenient；Also, three connects
At the axis of a root long, keep valve plate 6 more firm.
It is all made of the limit of positioning pin 12 between short axle 11, drive shaft 15 and long axis 13, prevents axial float and generates abrasion.
Two sides of triangle liner plate on 1 top of shell are equipped with flange, the liner plate of close 1 front and rear wall of shell on valve plate 6
Side is also equipped with flange, can effectively reduce the gap that material enters between valve plate 6 and shell 1, causes 6 card resistance of valve plate.
Between 1 front and rear wall of shell, the long baffle 3 being arranged below two pulley sides can effectively prevent the material to splash from entering
The hopper of another non-discharging；The stability that shell 1 can be enhanced simultaneously, prevents from deforming.
By the way that soft scraper plate 17 is arranged below return belt, the dust stratification of belt back can be not only cleaned, but also can be to prevent
Only the sag of belt and directly contacted with hard 1 edge of shell, scratch belt.When replacing soft scraper plate 17, only pressing plate 16 need to be removed, ten
It is convenient to divide.
1 limit long tube 8 is arranged in 6 bottom of valve plate between 1 front and rear wall of shell, when valve plate 6 is suitable or goes to α angle counterclockwise
When, contacted with long tube, play the role of mechanical position limitation, avoid valve plate 6 cross limit and with 5 Hp contacts of casing liner, damage lining
Plate.Also, after valve plate 6 and long tube forced contact, support is increased, stream is more firm when impacting, and valve plate 6 is avoided to shake.
Such as integral replacing equipment, bolt of lower base only need to be unclamped, movable connecting plate 2 is removed, exits belt tail wheel, Ji Kequan
Portion removes equipment, simple and easy to do.
Flange is arranged in valve top part, convenient to install dust excluding hood when necessary.
Above is only the preferred embodiment of the utility model, cannot limit the power of the utility model with this certainly
Sharp range, therefore equivalence changes made according to the patent scope of the utility model, still belong to the protection scope of the utility model.
Claims (10)
1. a kind of threeway flap valve for blast furnace raw material system, which is characterized in that including shell, hydraulic cylinder, shaft and valve plate,
The both ends of shaft are fixed on shell by bearing block, and valve plate is set in shaft, and hydraulic cylinder passes through one end of connecting rod and shaft
Connection, valve plate are set in shell, and bearing block and hydraulic cylinder are set to outside shell, and hydraulic cylinder extension is turned by connecting rod drive shaft
Dynamic, so that valve plate be driven to overturn, valve plate is equipped with valve plate liner plate, and the inner wall of shell is equipped with casing liner；
The two sides of valve plate liner plate are equipped with the first flange, are equipped with the second flange, the second flange cloth on the casing liner before and after shell
Two upper sides of two limit discharge positions of valve plate overturning front and back are placed in, it is positioned opposite with the first flange of valve plate two sides.
2. the threeway flap valve according to claim 1 for blast furnace raw material system, which is characterized in that shaft includes length
Axis, short axle and drive shaft, the both ends of long axis are socketed with one end of short axle and one end of drive shaft respectively by key, short axle it is another
End is fixed on shell by bearing block, and the other end of drive shaft is connect by key with connecting rod, and drive shaft is fixed by bearing block
In on shell；Short axle, long axis and drive shaft are arranged on same axis.
3. the threeway flap valve according to claim 2 for blast furnace raw material system, which is characterized in that long axis and short axle and
Positioning pin is equipped between drive shaft.
4. the threeway flap valve according to claim 1 for blast furnace raw material system, which is characterized in that be equipped with above shell
The belt tail wheel of the belt of two arrangements that compare, belt is arranged symmetrically, and the side-lower of two belt tail wheels is equipped with baffle, gear
The both ends of plate are connected and fixed with housing sidewall respectively.
5. the threeway flap valve according to claim 1 for blast furnace raw material system, which is characterized in that the backhaul skin of belt
Soft scraper plate is equipped with below zone face, the outside of soft scraper plate is equipped with pressing plate, and pressing plate is fixed by bolts in housing sidewall.
6. the threeway flap valve according to claim 1 for blast furnace raw material system, which is characterized in that the second flange is three
Angular flange.
7. the threeway flap valve according to claim 1 for blast furnace raw material system, which is characterized in that set below shaft
Limited bit length pipe, the both ends for limiting long tube are connected and fixed with the side wall of shell respectively.
8. the threeway flap valve according to claim 1 for blast furnace raw material system, which is characterized in that valve plate forward direction and anti-
It is in two limit discharge positions from α angle to overturning and horizontal plane, α angle guarantees under valve plate at least more than repose angle of material
Expect smooth no backup.
9. the threeway flap valve according to claim 1 for blast furnace raw material system, which is characterized in that shell passes through fastening
Part is fixedly arranged on belt frame, and hydraulic cylinder is fixedly arranged on shell.
10. the threeway flap valve according to claim 1 for blast furnace raw material system, which is characterized in that valve plate is a word
Shape plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820696679.6U CN208381375U (en) | 2018-05-11 | 2018-05-11 | A kind of threeway flap valve for blast furnace raw material system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820696679.6U CN208381375U (en) | 2018-05-11 | 2018-05-11 | A kind of threeway flap valve for blast furnace raw material system |
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| Publication Number | Publication Date |
|---|---|
| CN208381375U true CN208381375U (en) | 2019-01-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820696679.6U Active CN208381375U (en) | 2018-05-11 | 2018-05-11 | A kind of threeway flap valve for blast furnace raw material system |
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| CN (1) | CN208381375U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108413071A (en) * | 2018-05-11 | 2018-08-17 | 中冶南方工程技术有限公司 | A kind of threeway flap valve for blast furnace raw material system |
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2018
- 2018-05-11 CN CN201820696679.6U patent/CN208381375U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108413071A (en) * | 2018-05-11 | 2018-08-17 | 中冶南方工程技术有限公司 | A kind of threeway flap valve for blast furnace raw material system |
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