CN205013706U - Pre -heater high temperature flap valve - Google Patents
Pre -heater high temperature flap valve Download PDFInfo
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- CN205013706U CN205013706U CN201520754483.4U CN201520754483U CN205013706U CN 205013706 U CN205013706 U CN 205013706U CN 201520754483 U CN201520754483 U CN 201520754483U CN 205013706 U CN205013706 U CN 205013706U
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Abstract
The utility model provides a pre -heater high temperature flap valve, includes valve case, valve shaft and valve plate, it is the association that cavity is the halfcylinder and the square body for pipe and weld flange, valve case that its main technical characteristics is the valve case both ends, the valve shaft passes valve case upper portion inner chamber, and the valve shaft both ends of wearing out the valve case outer are supported by antifriction bearing respectively, the valve plate is fixed on the valve shaft in the valve case, the outer both ends of valve shaft are equipped with fan -shaped regulating block respectively, outwards follow the spaced apart regulation hole that has along the center on the fan -shaped regulating block, and weight linear meter one end is fixed on fan -shaped regulating block, and the weight linear meter other end is equipped with adjustable counter weight hammer, counter weight hammer weight and valve plate phase -match. The utility model discloses a valve plate displacement is short, and valve rod swing angle is little, the frequency is higher, makes the unloading even, and it is safe convenient again to leak out in being difficult for leading to the fact and examine and repair.
Description
Technical field
The utility model relates to a kind of cyclone preheater Flap valve of cement kiln precalcining system.
Background technique
The cyclone preheater Flap valve of cement kiln precalcining system is the heat-resistant part that can pivot, and utilizes stream to conduct oneself with dignity and realizes automatic opening-closing.Flap valve not only needs to guarantee the smooth discharging of preheater, also should play the effect of lock wind.Because its structure is simple, without the need to power, it is the widely used discharging airlock of current pre-heating system.If but the Flap valve of pre-heating system design unreasonable and maintenance inconvenience, easily cause valve plate action dumb, blow, by increase system hear rate, affect yield and quality and running rate.
Summary of the invention
The utility model provides a kind of valve plate displacement distance short, and valve rod pendulum angle is little, frequency is higher, makes uniform blanking, leaks out and overhaul the very laborsaving high-temperature flap valve of preheater easily in not easily causing.
The utility model is achieved by the following technical solution: a kind of preheater high-temperature flap valve, comprise valve chest, valve shaft and valve plate, its technical characteristics is that valve chest two ends are pipe and welded flange, the combination of valve chest to be hollow be semicylinder and square body; Valve shaft through valve housing upper portion inner chamber, passes valve shaft two ends outside valve chest respectively by roller bearings; Valve plate is fixed on the valve shaft in valve chest; The outer two ends of valve shaft are respectively equipped with fan-shaped regulating block, and centrally spaced apart to outer on fan-shaped regulating block have adjustment hole, and weight linear meter one end is fixed on fan-shaped regulating block, and the weight linear meter the other end is provided with adjustable counter weight, and counter weight weight and valve plate match.
As preferably, described valve plate, to fix with bolt between fixed block and valve shaft three; Valve plate is welded by heat-resisting steel sheet and plate or is cast and forms.
As preferably, described valve chest inwall is built by laying bricks or stones and is fire-resistantly built the bed of material.
As preferably, the sealing between valve shaft and valve chest is made up of sealing seat, axle sleeve; Sealing seat liner is fire-resistant builds the bed of material and valve chest layer formation, and sealing seat is connected and fixed by bolt and valve housing body in mosaic block mode; When valve plate need be overhauled, lay down bolt, valve shaft, valve plate and sealing seat can be released in valve chest.
As preferably, the valve chest layer in sealing seat is interval with cylindrical bar, and cylindrical bar inserts that liner is fire-resistant builds for fixing in the bed of material, and be provided with fixed plate outside the valve chest layer in sealing seat, fixed plate is fixed by bolts to housing exterior walls.
As preferably, valve shaft and valve chest sleeve sealing, be provided with flexible graphite stuffing between valve shaft and axle sleeve.
As preferably, weight linear meter is provided with hook hole, and corresponding valve casing side is also provided with hook hole, and between two hooks, available hanging cable is connected, and fixes valve plate during for overhauling.
As preferably, lower housing portion is provided with discloses material hole, disclose material hole be provided be mated disclose material port lid; Disclose on material port lid top and be fixed with treadle, with from disclosing, treadle one end expects that the fixing rod that hole is extended is flexibly connected, be fixed by bolts in the middle of treadle and disclose on material port lid, the treadle the other end is connected with handle or weight, treadle near handle end is fixed with the knee of inside lateral bending downwards, expecting that hole is managed outward extending cross bar and contacted with disclosing, disclosing material port lid for pinning.
As preferably, the side that valve chest is square is provided with access door.When access door is opened, can valve plate be screwed out outside valve chest; Access door top rotatable parts are fixed on valve chest, and access door both sides are movably connected by circular hole and housing, and centre is provided with two square fixed holes, are convenient to plug latch and fix; Be lined with Stamping Steel Ribbon inside access door, access door and valve chest are sealed.
As preferably, case top is provided with the compressed air spraying pipe communicated with valve chest inside, and injection tube is provided with shutoff valve.
As preferably, valve chest outer wall is provided with stiffening rib; Valve chest outer wall is provided with dismountable safty shield by movement weight rod both sides; Valve chest is provided with the hanger for lifting Flap valve.
The utility model beautiful shape, novel structure, reliable in function, maintenance conveniently, are novel fire resistant preheater Flap valves.Preheater Flap valve comprises the valve chest of prefabricated castable refractory, resistant to elevated temperatures valve plate and valve shaft, valve shaft back-up roller dynamic bearing, valve shaft sealing, heavy hammer type counterweight and regulator, discloses material hole, access door, protective housing, hook and hanging cable etc.Be applicable to the discharging lock wind of the preheater feeding pipe of 350mm ~ 1050mm.Valve plate displacement distance is short, and valve rod pendulum angle is little, frequency is higher, makes uniform blanking, leaks out in not easily causing.Valve shaft supports and adopts rolling bearing, and seal form is graphite packing, avoids valve side leakage wind, reduces support movable point temperature, and reduce valve shaft wearing and tearing, valve shaft rotates flexibly, extends its working life.Arrange counterweight regulator, facilitate the moment of regulating valve stem and weight, counterweight is accurate.Access door is set, during maintenance, can valve plate is screwed out outside housing, check and remove skinning in valve body; Valve plate dismounting, replacing are conveniently.Material feeding mouth, discharge port arranged off-centre, keep charging, discharging consistent with valve plate discharging center.The prefabricated fire-resistant pouring material of Flap valve, ensures castable masonry quality.Valve chest arranges stiffening rib, improves casing rigidity.Flap valve for preheater is equipped with compressed air blowing cleaner, prevents valve body skinning.Keying is set and discloses material hole easily.Be equipped with hook and the hanging cable of maintenance, during maintenance, can by valve plate standard-sized sheet or full cut-off.Configure dismountable safty shield, avoid counter weight to drop and hurt sb.'s feelings.
Accompanying drawing illustrates:
Fig. 1 is the utility model External view;
Fig. 2 is the A place enlarged view of Fig. 1;
Fig. 3 is the utility model structural representation;
Fig. 4 is the B place enlarged view of Fig. 3;
Fig. 5 is the C place enlarged view of Fig. 3;
Fig. 6 is the assembly parts of valve plate, valve shaft and counter weight;
Fig. 7 is counter weight and regulating block assembly parts;
Fig. 8 is the black box of valve shaft and valve chest;
Fig. 9 is valve plate and valve shaft linkage structure schematic diagram;
External view when Figure 10 is access door closedown;
Figure 11 is the Flap valve External view with safty shield.
Embodiment:
Below in conjunction with accompanying drawing, the present embodiment is described:
As shown in Fig. 1-Figure 10, this preheater high-temperature flap valve, comprise valve chest 1, valve shaft 2 and valve plate 3, valve chest 1 two ends are pipe 1-1 and are connected with flange 1-2, be the semicylinder 1-3 of hollow and the combination of square body 1-4 in the middle part of valve chest, in the middle part of valve chest, inwall scribbles and fire-resistant builds bed of material 1-5, and pouring material layer thickness is 100mm.Valve shaft 2 is through valve housing upper portion inner chamber, and the two ends passed outside valve chest are supported by rolling bearing 4 respectively; Valve plate is fixed on the valve shaft in valve chest; As Fig. 5, Fig. 6, Fig. 7, the outer two ends of valve shaft are respectively equipped with fan-shaped regulating block 5, and centrally spaced apart to outer on fan-shaped regulating block have adjustment hole 5-1, and weight linear meter 6 is fixed on adjustment hole, and the weight linear meter the other end is provided with counter weight 7, and counter weight weight and valve plate match.Be fixed on different adjustment holes by valve rod, regulate valve shaft pendulum angle, make uniform blanking, not easily cause and leak out.
As shown in Fig. 6, Fig. 9, valve plate bolt 8 is connected with fixed block 9, and fixed block is through valve shaft.Valve plate is welded by heat-resisting steel sheet and plate, extends valve working life.
As shown in Figure 8, the sealing between valve shaft and valve chest is made up of sealing seat, axle sleeve 1-10; The fire-resistant bed of material 1-8 and valve chest layer 1-6 that builds of sealing seat liner is formed, and valve chest layer 1-6 is interval with cylindrical bar 1-7, and it is interior for fixing that cylindrical bar inserts the fire-resistant bed of material 1-8 that builds of liner; Be provided with fixed plate 1-9 outside valve chest layer 1-6, fixed plate is fixed by bolts to housing exterior walls, and sealing seat is the mosaic block be connected and fixed with bolt and valve housing body; When valve plate need be overhauled, lay down bolt, valve shaft, valve plate and sealing seat can be released in valve chest.Valve shaft and valve chest axle sleeve 1-10 seal, and are also provided with flexible graphite stuffing 1-11 between valve shaft and axle sleeve.
As shown in Fig. 3, Fig. 7, weight linear meter is provided with hook hole 10, and corresponding valve casing side is also provided with hook hole 11, and two hooks hanging cable 12 is connected, and fixes valve plate during for overhauling.
As shown in Figure 1 and Figure 2, housing base is provided with and discloses material hole, disclose material hole discloses material hole pipe 13 by one section and communicates with valve chest, disclose and expect that hole is provided with disclosing of matching and expects port lid 14, disclose material port lid top and be fixed with treadle 15, treadle one end is flexibly connected with from disclosing the fixing rod 16 expecting to extend in hole, treadle centre screw 17 is fixed on to be disclosed on material port lid, the treadle the other end is connected with handle or weight 18, treadle near handle end is fixed with the knee 19 of inside lateral bending downwards, expecting that hole is managed outward extending cross bar 20 and contacted with disclosing, disclosing material port lid for pinning.When in needs inspecting valve during situation, only using foot or hand are stepped on or lobe is opened and disclosed material port lid just, avoid valve body high temperature to disclose material and maintenance difficulty.
As shown in Fig. 1, Fig. 4, Figure 10, the square-shaped side of valve chest has access door 21, only valve plate directly need be screwed out outside valve chest during easy access, access door is fixed on valve chest top, access door both sides are flexibly connected with housing by circular hole 22, centre is provided with two square fixed holes 23, is convenient to plug latch 24 and fixes.Case top is provided with compressed air spraying pipe 25, passes into valve chest inside, and injection tube is provided with shutoff valve 26.
As Fig. 1, Figure 11, valve chest outer wall is provided with stiffening rib 27; Valve chest outer wall is provided with dismountable safty shield 29 by movement weight rod both sides, and when preventing work, movement weight rod drops and hurts sb.'s feelings; Valve chest window is provided with handle 28.Valve chest is provided with the hanger 30 for lifting Flap valve.
Claims (10)
1. a preheater high-temperature flap valve, comprises valve chest, valve shaft and valve plate, it is characterized in that valve chest two ends are pipe and welded flange, the combination of valve chest to be hollow be semicylinder and square body; Valve shaft through valve housing upper portion inner chamber, passes valve shaft two ends outside valve chest respectively by roller bearings; Valve plate is fixed on the valve shaft in valve chest; The outer two ends of valve shaft are respectively equipped with fan-shaped regulating block, and centrally spaced apart to outer on fan-shaped regulating block have adjustment hole, and weight linear meter one end is fixed on fan-shaped regulating block, and the weight linear meter the other end is provided with adjustable counter weight, and counter weight weight and valve plate match.
2. a kind of preheater high-temperature flap valve as claimed in claim 1, is characterized in that valve plate, fixes with bolt between fixed block and valve shaft three; Valve plate is welded by heat-resisting steel sheet and plate or is cast and forms.
3. a kind of preheater high-temperature flap valve as claimed in claim 1, is characterized in that described valve chest inwall is built by laying bricks or stones and fire-resistantly builds the bed of material.
4. a kind of preheater high-temperature flap valve as claimed in claim 1, is characterized in that the sealing between valve shaft and valve chest is made up of sealing seat, axle sleeve; Sealing seat builds the bed of material and valve chest layer is formed by liner is fire-resistant, and sealing seat is connected and fixed by bolt and valve housing body in mosaic block mode; When valve plate need be overhauled, lay down bolt, valve shaft, valve plate and sealing seat can be released in valve chest; Valve shaft and valve chest sleeve sealing, be provided with flexible graphite stuffing between valve shaft and axle sleeve.
5. a kind of preheater high-temperature flap valve as claimed in claim 4, it is characterized in that the valve chest layer internal surface in sealing seat is interval with cylindrical bar, it is interior for fixing that cylindrical bar inserts the fire-resistant bed of material of building of liner, and sealing seat is fixed by bolts to housing exterior walls by fixed plate.
6. a kind of preheater high-temperature flap valve as claimed in claim 1, is characterized in that described weight linear meter is provided with hook hole, and corresponding valve casing side is also provided with hook hole, being connected, fixing valve plate during for overhauling between two hooks by hanging cable.
7. a kind of preheater high-temperature flap valve as claimed in claim 1, it is characterized in that lower housing portion be provided with disclose material hole, disclose material hole be provided be mated disclose material port lid; Disclose on material port lid top and be fixed with treadle, with from disclosing, treadle one end expects that the fixing rod that hole is extended is flexibly connected, be fixed by bolts in the middle of treadle and disclose on material port lid, the treadle the other end is connected with handle or weight, treadle near handle end is fixed with the knee of inside lateral bending downwards, expecting that hole is managed outward extending cross bar and contacted with disclosing, disclosing material port lid for pinning.
8. a kind of preheater high-temperature flap valve as claimed in claim 1, is characterized in that the side that valve chest is square is provided with access door; When access door is opened, can valve plate be screwed out outside valve chest; Access door top rotatable parts are fixed on valve chest, and access door both sides are movably connected by circular hole and housing, and centre is provided with two square fixed holes, are convenient to plug latch and fix; Be lined with Stamping Steel Ribbon inside access door, access door and valve chest are sealed.
9. a kind of preheater high-temperature flap valve as claimed in claim 1, it is characterized in that case top is provided with the compressed air spraying pipe communicated with valve chest inside, injection tube is provided with shutoff valve.
10. a kind of preheater high-temperature flap valve as claimed in claim 1, is characterized in that valve chest outer wall is provided with stiffening rib; Valve chest outer wall is provided with dismountable safty shield by movement weight rod both sides; Valve chest is provided with the hanger for lifting Flap valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520754483.4U CN205013706U (en) | 2015-09-25 | 2015-09-25 | Pre -heater high temperature flap valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520754483.4U CN205013706U (en) | 2015-09-25 | 2015-09-25 | Pre -heater high temperature flap valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205013706U true CN205013706U (en) | 2016-02-03 |
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ID=55212310
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520754483.4U Active CN205013706U (en) | 2015-09-25 | 2015-09-25 | Pre -heater high temperature flap valve |
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| CN (1) | CN205013706U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108775427A (en) * | 2018-07-23 | 2018-11-09 | 南京西普水泥工程集团有限公司 | A kind of inching gravity turnover panel valve module, gravity flap valve and feed pipe |
| CN109372996A (en) * | 2018-12-11 | 2019-02-22 | 南京凯盛国际工程有限公司 | A kind of automatic weighted valve |
| CN111425606A (en) * | 2020-03-20 | 2020-07-17 | 浙江亨恩托机电工程有限公司 | Preheater flap valve for cement production |
-
2015
- 2015-09-25 CN CN201520754483.4U patent/CN205013706U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108775427A (en) * | 2018-07-23 | 2018-11-09 | 南京西普水泥工程集团有限公司 | A kind of inching gravity turnover panel valve module, gravity flap valve and feed pipe |
| CN108775427B (en) * | 2018-07-23 | 2023-12-01 | 南京西普国际工程有限公司 | Micro-motion type gravity flap valve assembly, gravity flap valve and feeding pipe |
| CN109372996A (en) * | 2018-12-11 | 2019-02-22 | 南京凯盛国际工程有限公司 | A kind of automatic weighted valve |
| CN111425606A (en) * | 2020-03-20 | 2020-07-17 | 浙江亨恩托机电工程有限公司 | Preheater flap valve for cement production |
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