CN101694350B - Driving wheel of chain grate - Google Patents
Driving wheel of chain grate Download PDFInfo
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- CN101694350B CN101694350B CN2009102056829A CN200910205682A CN101694350B CN 101694350 B CN101694350 B CN 101694350B CN 2009102056829 A CN2009102056829 A CN 2009102056829A CN 200910205682 A CN200910205682 A CN 200910205682A CN 101694350 B CN101694350 B CN 101694350B
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Abstract
A driving wheel of a chain grate comprises a driving shaft, a bearing installed on the driving shaft and a driving chain wheel installed on the driving shaft, wherein the driving chain wheel is meshed with the chain on the chain grate so as to drive the chain of the chain grate to move under the driving of the driving shaft; a tooth surface, on which the driving chain wheel is meshed with the chain of the chain grate, is provided with a groove; and the groove which is interconnected along the tooth width direction is internally provided with a wearable block. The invention provides the driving wheel of the chain grate, which is used for preventing the wearing of the tooth surface effectively, and the whole driving wheel does not need to be changed under the situation that the meshed tooth surface is worn seriously.
Description
Technical field
The present invention relates to chain-grate machine, particularly a kind of driving wheel of chain grate.
Background technique
In the prior art, the method for preparing pellet mainly contains three kinds, is respectively: shaft furnace is produced the pelletizing method, and belt type roasting machine prepares the pelletizing method, the grate kiln legal system is equipped with the pelletizing method.Two kinds of methods of grate kiln method and other are compared, and have the multiple advantage that good product quality, unit throughput are big, be applicable to mass production, are therefore used widely.
Chain-grate machine is to be placed on the moving at a slow speed comb plate of going containing the iron ball material; The hot air flow that utilizes central cooler waste heat and rotary kiln to discharge carries out drying (can be divided into dry a section and dry two sections), preheating (can be divided into temperature adjustment preheating section and preheating section) to green-ball, then directly sends into the equipment that rotary kiln carries out roasting.
Chain-grate machine is to realize motion through driving wheel (also claiming main chain wheel), and supports through riding wheel apparatus below the chain-grate machine.
Because driving sprocket wheel needs the chain engages in long-term and the chain comb device to realize the chain-grate machine transmission, and is therefore more serious for the wearing and tearing of driving sprocket wheel mesh tooth face.After in case driving sprocket wheel and chain-grate machine meshing wear are serious, will influence the transmission effect of chain-grate machine, so just need to change driving sprocket wheel.But because driving sprocket wheel adopts Gr, Ni material, manufacture cost is higher, has caused very big waste.
Therefore, how a kind of driving wheel of chain grate being provided, preventing the wearing and tearing of driving sprocket wheel mesh tooth face effectively, is those skilled in the art's technical issues that need to address.
Summary of the invention
The purpose of this invention is to provide a kind of driving wheel of chain grate, be used for preventing effectively the wearing and tearing of driving sprocket wheel mesh tooth face, can compare under the serious situation in the wearing and tearing of driving sprocket wheel mesh tooth face again, need not change whole driving wheel.
The present invention provides a kind of driving wheel of chain grate, and said driving wheel comprises live axle, is installed in the bearing on the said live axle, and is installed in the driving sprocket wheel on the said live axle;
Said driving sprocket wheel is meshed with the chain of chain-grate machine, is used under the drive of said live axle, drives chain movement;
The flank of tooth that is meshed with the chain of chain-grate machine at said driving sprocket wheel offers the groove that connects along facewidth direction, and in said groove, wear-resistant block is installed.
Preferably, said groove is specially dovetail groove or rectangle groove.
Preferably, said wear-resistant block structure matches with the structure of said groove.
Preferably, said wear-resistant block and said groove are through the sunk screw fixed installation.
Preferably, said wear-resistant block has wear-resistant material layer; The face of said wear-resistant material layer for being meshed with the chain of chain-grate machine.
Preferably, said wear-resistant block and said groove are through the block fixed installation, and said block is positioned at the wear-resistant block two ends.
Preferably, said wear-resistant block and said groove fixedly mount through spot welding.
Preferably, each flank of tooth that is meshed with the chain of chain-grate machine at said driving sprocket wheel offers the groove that cooperates with said wear-resistant block.
Preferably, each groove all has identical structure.
The said driving wheel of chain grate of the embodiment of the invention comprises live axle, is installed in the bearing on the said live axle, and is installed in the driving sprocket wheel on the said live axle.Owing to offer dovetail groove at said driving sprocket wheel with the flank of tooth that the chain of chain-grate machine is meshed, and in said dovetail groove, wear-resistant block be installed.When driving sprocket wheel and the long-term engagement driving of chain-grate machine, the wearing and tearing of wear-resistant block also can be very light.Even through for a long time, after driving sprocket wheel and chain-grate machine meshing wear are serious, also only need the change wear-resistant block to get final product, and will not change by whole driving sprocket wheel.
Therefore the said driving wheel of chain grate of the embodiment of the invention can prevent the wearing and tearing of driving sprocket wheel mesh tooth face effectively, can compare under the serious situation in the wearing and tearing of driving sprocket wheel mesh tooth face again, need not change the driving sprocket wheel of whole driving wheel.
Description of drawings
Fig. 1 is the said driving wheel of chain grate plan view of the embodiment of the invention;
Fig. 2 is driving wheel of chain grate first embodiment's partial enlarged drawing according to the invention;
Fig. 3 is that A shown in Figure 2 is to revolved view;
Fig. 4 is driving wheel of chain grate second embodiment's partial enlarged drawing according to the invention;
Fig. 5 is that B shown in Figure 4 is to revolved view;
Fig. 6 is driving wheel of chain grate the 3rd embodiment's partial enlarged drawing according to the invention;
Fig. 7 is that C shown in Figure 6 is to revolved view;
Fig. 8 is the phase diagram that driving wheel of chain grate shown in Figure 6 is not installed wear-resistant block 124;
Fig. 9 is driving wheel of chain grate the 4th embodiment's partial enlarged drawing according to the invention;
Figure 10 is that D shown in Figure 9 is to revolved view;
Figure 11 is the phase diagram that driving wheel of chain grate shown in Figure 9 is not installed wear-resistant block 123.
Embodiment
Chain-grate machine is to be placed on the moving at a slow speed comb plate of going containing the iron ball material; The hot air flow that utilizes central cooler waste heat and rotary kiln to discharge carries out drying (can be divided into dry a section and dry two sections), preheating (can be divided into temperature adjustment preheating section and preheating section) to green-ball, then directly sends into the equipment that rotary kiln carries out roasting.
Chain-grate machine is realized above-mentioned transmission through driving wheel, so driving wheel is crucial parts for whole chain-grate machine.
The present invention provides a kind of driving wheel of chain grate, is used for preventing effectively the wearing and tearing of mesh tooth face, can compare under the serious situation in the mesh tooth face wearing and tearing again, need not change whole driving sprocket wheel.
Better understand the structure of the said driving wheel of chain grate of the embodiment of the invention for the ease of those skilled in the art, be elaborated below in conjunction with concrete accompanying drawing.
Referring to Fig. 1 to Fig. 3, Fig. 1 is the said driving wheel of chain grate plan view of the embodiment of the invention; Fig. 2 is driving wheel of chain grate first embodiment's partial enlarged drawing according to the invention; Fig. 3 is that A shown in Figure 2 is to revolved view.
The said driving wheel of chain grate of the embodiment of the invention comprises live axle 2, is installed in the bearing (not shown) on the said live axle 2, and is installed in the driving sprocket wheel 11 on the said live axle 2.
Said driving sprocket wheel 11 is installed with said live axle 2 relative fixed.
Said driving sprocket wheel 11 specifically can fixedly mount on the said live axle 2 through pin and the fastening piece that cooperates with said pin.Said pin can be welded on the said live axle 2.
In order to guarantee said driving sprocket wheel 11 and said live axle 2 no relative movement, said driving sprocket wheel 11 can be connected through key or pin with said live axle 2.
Said driving sprocket wheel 11 is meshed with the chain (not shown) of chain-grate machine, is used under the drive of said live axle 2, drives chain movement through said driving sprocket wheel 11.
Offer groove at said driving sprocket wheel 11 with the flank of tooth that the chain of chain-grate machine is meshed, and in said groove, wear-resistant block is installed.
The flank of tooth in that said driving sprocket wheel 11 is meshed with the chain of chain-grate machine specifically can offer rectangle groove (as shown in Figure 2), and in said rectangle groove, through sunk screw 121a wear-resistant block 121 is installed.
Wear-resistant block 121 offers at least one shoulder hole, and said shoulder hole cooperates with the size of sunk screw 121a.And, have the tapped hole that cooperates with sunk screw 121a at the shoulder hole corresponding position of said driving sprocket wheel 11 with said wear-resistant block 121.Said shoulder hole and tapped hole need guarantee that sunk screw 121a can realize fixing wear-resistant block 121.
The said driving wheel of chain grate of first embodiment of the invention comprises the driving sprocket wheel 11 that is installed on the said live axle 2; Owing to offer rectangle groove at said driving sprocket wheel 11 with the flank of tooth that the chain of chain-grate machine is meshed, and in said rectangle groove, wear-resistant block 121 be installed through sunk screw 121a.When driving sprocket wheel 11 long-term and chain-grate machine engagement driving, the wearing and tearing of wear-resistant block 121 are also smaller.Even after the chain engages serious wear of driving sprocket wheel 11 and chain-grate machine, also only need get final product, and will not change by whole driving sprocket wheel 11 through pulling down sunk screw 121a change wear-resistant block 121.
Therefore; The said driving wheel of chain grate of first embodiment of the invention; Can prevent the wearing and tearing of driving sprocket wheel 11 mesh tooth faces effectively; Can wear and tear at driving sprocket wheel 11 mesh tooth faces again and compare under the serious situation, can conveniently change wear-resistant block 121 and get final product, and need not change the driving sprocket wheel 11 of whole driving wheel.
In order to make the chain engages better effects if of driving sprocket wheel 11 and chain-grate machine, said wear-resistant block 121 has the size that matches with said rectangle groove.The height of said wear-resistant block 121 is slightly larger than the degree of depth of rectangle groove, to guarantee to leave corresponding wear extent.
Said wear-resistant block 121 specifically can comprise the Wear-resistant, high-temperature resistant material layer.Said Wear-resistant, high-temperature resistant material layer directly is meshed with the chain of chain-grate machine.Said Wear-resistant, high-temperature resistant material layer is the face that is meshed with the chain of chain-grate machine.
Because said driving sprocket wheel 11 has several or tens teeth; The concrete quantity of tooth is relevant with the chain-grate machine structural design; Because driving sprocket wheel 11 each tooth all need to be meshed with the chain of chain-grate machine; So just need all offer rectangle groove, and in each rectangle groove, all be installed with wear-resistant block 121 at each flank of tooth that said driving sprocket wheel 11 is meshed with the chain of chain-grate machine.
In order to make the wear-resistant block 121 can be general in each rectangle groove, each flank of tooth that is meshed with the chain of chain-grate machine at said driving sprocket wheel 11 all offers the rectangle groove of same structure.
Wear-resistant block 121 can be made into unified standard piece.Standard piece---wear-resistant block 121 has the structure that cooperates with rectangle groove, and has identical size.
Because the chain of said chain-grate machine is many rows, therefore the quantity of corresponding said driving sprocket wheel 11 also is a plurality of.In order to guarantee the good driving of 11 pairs of said chain-grate machines of said driving sprocket wheel, the number needs of said driving sprocket wheel 11 is identical with the chain row number of said chain-grate machine, and the position is corresponding each other.All driving sprocket wheels 11 are meshed with each bar chain of chain-grate machine respectively.
Referring to Fig. 4 and Fig. 5, Fig. 4 is driving wheel of chain grate second embodiment's partial enlarged drawing according to the invention; Fig. 5 is that B shown in Figure 4 is to revolved view.
The said driving wheel of chain grate of the embodiment of the invention second embodiment; Relative first embodiment's difference is, at the said driving sprocket wheel 11 and the flank of tooth that the chain of chain-grate machine is meshed, offers dovetail groove; And in said dovetail groove, wear-resistant block 122 is installed through sunk screw 122a.
Wear-resistant block 122 offers at least one shoulder hole, and said shoulder hole cooperates with the size of sunk screw 122a.And, have the tapped hole that cooperates with sunk screw 122a at the shoulder hole corresponding position of said driving sprocket wheel 11 with said wear-resistant block 122.Said shoulder hole and tapped hole need guarantee that sunk screw 122a can realize the fixed installation to wear-resistant block 122.
In order to make the chain engages better effects if of driving sprocket wheel 11 and chain-grate machine, said wear-resistant block 122 has the size that matches with said dovetail groove.The height of said wear-resistant block 122 is slightly larger than the degree of depth of dovetail groove, to guarantee to leave corresponding wear extent.
Said wear-resistant block 122 specifically can comprise the wear heat-resistant material layer.Said wear-resistant material layer directly is meshed with the chain of chain-grate machine.Said wear-resistant material layer is the face that is meshed with the chain of chain-grate machine.
Because said driving sprocket wheel 11 has several or tens teeth; The concrete quantity of tooth is relevant with the chain-grate machine structural design; Because driving sprocket wheel 11 each tooth all need to be meshed with chain; So just need all offer dovetail groove, and in each dovetail groove, fixedly mount wear-resistant block 122 at each flank of tooth that said driving sprocket wheel 11 is meshed with the chain of chain-grate machine.
In order to make the wear-resistant block 122 can be general in each dovetail groove, each flank of tooth that is meshed with the chain of chain-grate machine at said driving sprocket wheel 11 all offers the dovetail groove of same structure.
Wear-resistant block 122 can be made into unified standard piece.Standard piece---wear-resistant block 122 has the structure that cooperates with dovetail groove, and has identical size.
Referring to Fig. 6 to Fig. 8, Fig. 6 is driving wheel of chain grate the 3rd embodiment's partial enlarged drawing according to the invention; Fig. 7 is that C shown in Figure 6 is to revolved view; Fig. 8 is the phase diagram that driving wheel of chain grate shown in Figure 6 is not installed wear-resistant block 124.
Said driving wheel of chain grate the 3rd embodiment of the embodiment of the invention, relative second embodiment's difference is, fixes through spot welding between said wear-resistant block 124 and the dovetail groove 111.
Equally, wear-resistant block 124 has the structure that cooperatively interacts with dovetail groove 111.Wear-resistant block 124 can be inserted into from the side of dovetail groove 111 dovetail groove 111, the two ends of wear-resistant block 124 and dovetail groove 111 is fixed together through spot welding again.
When driving sprocket wheel 11 needs to change wear-resistant block 124, only need the solder joint of wear-resistant block 124 is knocked out, new wear-resistant block 124 contracts are advanced in the dovetail groove 111, realize the fixed installation of said wear-resistant block 124 and said dovetail groove 111 again through spot welding.The whole replacing process of said wear-resistant block 124 is very convenient.
Referring to Fig. 9 to Figure 11, Fig. 9 is driving wheel of chain grate the 4th embodiment's partial enlarged drawing according to the invention; Figure 10 is that D shown in Figure 9 is to revolved view; Figure 11 is the phase diagram that driving wheel of chain grate shown in Figure 9 is not installed wear-resistant block 123.
Driving wheel of chain grate the 4th embodiment according to the invention, relative the 3rd embodiment's difference is that said wear-resistant block 123 fixedly mounts through block 123a with groove, said block 123a is positioned at wear-resistant block 123 two ends.
Said groove can be for irregularly shaped, and wear-resistant block 123 has the structure that cooperatively interacts with groove.Wear-resistant block 123 specifically can have the dovetail structure.Wear-resistant block 123 can be inserted into from the side of groove 111a the groove 111a, the block 123a that packs at the two ends of wear-resistant block 123 again, and block 123a and wear-resistant block 123 spot welding fixed.
When driving sprocket wheel 11 needs to change wear-resistant block 123; Only need the solder joint between block 123a and the wear-resistant block 123 is knocked out; New wear-resistant block 123 contracts are advanced among the groove 111a, the block 123a that packs at the two ends of wear-resistant block 123 again, and block 123a and wear-resistant block 123 spot welding fixed.
The above is merely the preferred implementation of driving wheel of chain grate according to the invention, does not constitute the qualification to protection domain of the present invention.Any any modification of within spirit of the present invention and principle, being done, be equal to replacement and improvement etc., all should be included within the claim protection domain of the present invention.
Claims (7)
1. a driving wheel of chain grate is characterized in that, said driving wheel comprises live axle, is installed in the bearing on the said live axle, and is installed in the driving sprocket wheel on the said live axle;
Said driving sprocket wheel is meshed with the chain of chain-grate machine, is used under the drive of said live axle, drives chain movement;
The flank of tooth that is meshed with the chain of chain-grate machine at said driving sprocket wheel offers the groove that connects along facewidth direction, and in said groove, wear-resistant block is installed;
Said groove is specially dovetail groove or rectangle groove; Said wear-resistant block and said groove are through the block fixed installation, and said block is positioned at the wear-resistant block two ends.
2. driving wheel of chain grate according to claim 1 is characterized in that, said wear-resistant block structure matches with the structure of said groove.
3. according to the arbitrary described driving wheel of chain grate of claim 1 to 2, it is characterized in that said wear-resistant block and said groove are through the sunk screw fixed installation.
4. driving wheel of chain grate according to claim 3 is characterized in that said wear-resistant block has wear-resistant material layer; The face of said wear-resistant material layer for being meshed with the chain of chain-grate machine.
5. according to the arbitrary described driving wheel of chain grate of claim 1 to 2, it is characterized in that said wear-resistant block and said groove fixedly mount through spot welding.
6. according to the arbitrary described driving wheel of chain grate of claim 1 to 2, it is characterized in that each flank of tooth that is meshed with the chain of chain-grate machine at said driving sprocket wheel offers the groove that cooperates with said wear-resistant block.
7. driving wheel of chain grate according to claim 6 is characterized in that each groove all has identical structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009102056829A CN101694350B (en) | 2009-10-16 | 2009-10-16 | Driving wheel of chain grate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009102056829A CN101694350B (en) | 2009-10-16 | 2009-10-16 | Driving wheel of chain grate |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101694350A CN101694350A (en) | 2010-04-14 |
| CN101694350B true CN101694350B (en) | 2012-06-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009102056829A Active CN101694350B (en) | 2009-10-16 | 2009-10-16 | Driving wheel of chain grate |
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| CN (1) | CN101694350B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR102389458B1 (en) * | 2020-03-10 | 2022-04-25 | 동양피씨(주) | A vertical rotary parking system |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB475155A (en) * | 1936-05-11 | 1937-11-11 | Babcock & Wilcox Ltd | Improvements in sprocket wheels for chain grate stokers and the like |
| US3483825A (en) * | 1968-04-29 | 1969-12-16 | Chandler Evans Inc | Gear pump with abrasive resistant sealing elements |
| CN2581758Y (en) * | 2002-11-18 | 2003-10-22 | 朱圣财 | Combined chain wheel |
| CN1648495A (en) * | 2004-01-29 | 2005-08-03 | Dbt有限公司 | Chain wheel for underground mining |
| CN2775402Y (en) * | 2005-03-04 | 2006-04-26 | 董呈明 | Novel wear resistance pulley |
| CN2814020Y (en) * | 2005-07-15 | 2006-09-06 | 中冶长天国际工程有限责任公司 | Chain grate sprocket engaging driving device |
| CN200968395Y (en) * | 2006-08-31 | 2007-10-31 | 中冶长天国际工程有限责任公司 | Chain transmission mechanism for chain-grate stoker |
-
2009
- 2009-10-16 CN CN2009102056829A patent/CN101694350B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB475155A (en) * | 1936-05-11 | 1937-11-11 | Babcock & Wilcox Ltd | Improvements in sprocket wheels for chain grate stokers and the like |
| US3483825A (en) * | 1968-04-29 | 1969-12-16 | Chandler Evans Inc | Gear pump with abrasive resistant sealing elements |
| CN2581758Y (en) * | 2002-11-18 | 2003-10-22 | 朱圣财 | Combined chain wheel |
| CN1648495A (en) * | 2004-01-29 | 2005-08-03 | Dbt有限公司 | Chain wheel for underground mining |
| CN2775402Y (en) * | 2005-03-04 | 2006-04-26 | 董呈明 | Novel wear resistance pulley |
| CN2814020Y (en) * | 2005-07-15 | 2006-09-06 | 中冶长天国际工程有限责任公司 | Chain grate sprocket engaging driving device |
| CN200968395Y (en) * | 2006-08-31 | 2007-10-31 | 中冶长天国际工程有限责任公司 | Chain transmission mechanism for chain-grate stoker |
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| Publication number | Publication date |
|---|---|
| CN101694350A (en) | 2010-04-14 |
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