CN202438370U - Coal vertical mill with milling roller inspection door - Google Patents
Coal vertical mill with milling roller inspection door Download PDFInfo
- Publication number
- CN202438370U CN202438370U CN2012200169904U CN201220016990U CN202438370U CN 202438370 U CN202438370 U CN 202438370U CN 2012200169904 U CN2012200169904 U CN 2012200169904U CN 201220016990 U CN201220016990 U CN 201220016990U CN 202438370 U CN202438370 U CN 202438370U
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- China
- Prior art keywords
- door
- grinding roller
- plate
- vertical mill
- grinding
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- 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 coal vertical mill with a milling roller inspection door. The coal vertical mill comprises a mill lower shell, wherein the mill lower shell is provided with a milling roller inspection door. The coal vertical mill has the advantages: during every inspection, a door plate is removed, and a hoisting supporting chain is used for removing the milling roller from a three-way support and hoisting the milling roller out of the mill, so that inspection work can be performed successfully, other components are not required to be removed, the inspection workload is lowered remarkably, the hoisting operation is reduced greatly, the inspection safety is enhanced greatly, the inspection time is shortened, and work can be completed by inspecting for 6-7 days during every inspection after refitting.
Description
Technical field
The utility model relates to a kind of coal Vertical Mill, particularly relates to a kind of coal Vertical Mill that has the grinding roller access door.
Background technology
At present; Coal Vertical Mill (CLM2250 type; Make production by Changsha Rise Machinery Manufacturing Co., Ltd.); Because of grinding roller can not be routed up outside the mill, need the complete removals such as feeder on upper shell, powder concentrator and the grinding machine top of grinding machine all be lifted the parts of removing with crane gear again during grinding roller in maintenance.Maintenance workload is quite big, and hoisting operation is many, and maintenance safety work has become a great problem of each maintenance, and overhaul grinding roller needs about 15 days at every turn, causes recondition expense high, and it is long to stop the kiln time, and underproduction loss greatly.
The utility model content
The purpose of the utility model is to provide a kind of coal Vertical Mill that has the grinding roller access door.
The purpose of the utility model is implemented by following technical scheme, a kind of coal Vertical Mill that has the grinding roller access door, and it comprises the grinding machine lower house, offers the grinding roller access door on the said grinding machine lower house.
Said grinding roller access door comprises the grinding roller door that can grinding roller be routed up, and the grinding roller door body that matches with said grinding roller door is fixed in the grinding roller doorframe at said grinding roller door edge, and said grinding roller door body is fixed on the said grinding roller doorframe.
Said grinding roller door is a rectangle; Said grinding roller doorframe is made up of two vertical beams and two crossbeams; Two said vertical beams are separately fixed on the edge of the said grinding roller door left and right sides; Two said crossbeams are separately fixed at said grinding roller door up and down on the edge of both sides, and two said crossbeams are and the identical circular arc of said grinding machine lower house radian.
Said grinding roller door body is made up of door-plate, two perpendicular pressing plates and two horizontal pressing plates; Said door-plate is and the identical circular arc plate of said grinding machine lower house radian; Two said horizontal pressing plates are and the identical circular arc of said door-plate radian; Said door-plate is embedded in the said grinding roller doorframe, and the outer surface of said door-plate is concordant with the outer surface of said grinding roller doorframe;
One side of said perpendicular pressing plate overlap joint is at the left hand edge of said door-plate and be welded to connect, and opposite side is overlapping with the said vertical beam adjacent with said door-plate left hand edge and be connected through bolt;
One side of the said perpendicular pressing plate of another piece overlap joint is at the right hand edge of said door-plate and be welded to connect, and opposite side is overlapping with the said vertical beam adjacent with said door-plate right hand edge and be connected through bolt;
One side of said horizontal pressing plate overlap joint is at the top edge of said door-plate and be welded to connect, and opposite side is overlapping with the said crossbeam adjacent with said door-plate top edge and be connected through bolt;
One side of the said horizontal pressing plate of another piece overlap joint is at the lower limb of said door-plate and be welded to connect, and opposite side is overlapping with the said crossbeam adjacent with said door-plate lower limb and be connected through bolt.
Said door-plate outer surface is provided with at least one and carries ear.
The bottom of said door-plate also has an inspection door.
Said door-plate inboard also is provided with one deck and the identical liner of said door-plate size shape, and said liner is connected through bolt with said door-plate.
The advantage of the utility model is, when overhauling, as long as grinding roller door body is removed at every turn; With the lifting chain sling grinding roller is removed and hung out outside the mill from tripod, can carry out service work smoothly, other parts do not need to remove; Maintenance workload is obviously less, and hoisting operation also reduces a lot, improves maintenance safety property greatly; Shorten the repair time, transform the each maintenance in back and can complete in 6-7 days; Also have an inspection door on the door-plate, the maintainer can check the grinding roller working order by inspection door.
Description of drawings
Fig. 1 is a grinding roller access door front view.
Fig. 2 is the B-B profile of Fig. 1.
Fig. 3 is the C-C profile of Fig. 1.
Fig. 4 is the A-A profile of Fig. 1.
Fig. 5 is the coal Vertical Mill structure chart that has the grinding roller access door.
Grinding machine lower house 1, grinding roller access door 2, grinding roller door 3, grinding roller door body 4, grinding roller doorframe 5, vertical beam 6, crossbeam 7, door-plate 8, perpendicular pressing plate 9, horizontal pressing plate 10 is carried ear 11, inspection door 12, liner 13.
The specific embodiment: a kind of coal Vertical Mill that has the grinding roller access door, it comprises grinding machine lower house 1, offers grinding roller access door 2 on the grinding machine lower house 1.
Grinding roller access door 2 comprises the grinding roller door 3 that can grinding roller be routed up, and the grinding roller door body 4 that matches with grinding roller door 3 is fixed in the grinding roller doorframe 5 at grinding roller door 3 edges, and grinding roller door body 4 is fixed on the grinding roller doorframe 5.
Grinding roller door body 4 is made up of door-plate 8, two perpendicular pressing plates 9 and two horizontal pressing plates 10; Door-plate 8 is the circular arc plate identical with grinding machine lower house 1 radian; Two horizontal pressing plates 10 are and the identical circular arc of door-plate 8 radians; Door-plate 8 is embedded in the grinding roller doorframe 5, and the outer surface of door-plate 8 is concordant with the outer surface of grinding roller doorframe 5;
One side of a perpendicular pressing plate 9 overlap joint is at the left hand edge of door-plate 8 and be welded to connect, and opposite side and the vertical beam adjacent with door-plate 8 left hand edges 6 are overlapping and be connected through bolt;
The one side overlap joint of the perpendicular pressing plate 9 of another piece is at the right hand edge of door-plate 8 and be welded to connect, and opposite side and the vertical beam adjacent with door-plate 8 right hand edges 6 are overlapping and be connected through bolt;
One side of a horizontal pressing plate 10 overlap joint is at the top edge of door-plate 8 and be welded to connect, and opposite side and the crossbeam adjacent with door-plate 8 top edges 7 are overlapping and be connected through bolt;
One side of the horizontal pressing plate 10 of another piece overlap joint is at the lower limb of door-plate 8 and be welded to connect, and opposite side and the crossbeam adjacent with door-plate 8 lower limbs 7 are overlapping and be connected through bolt.
Door-plate 8 outer surfaces are provided with two and carry ear 11.
The bottom of door-plate 8 also has an inspection door 12.
Door-plate 8 inboards also are provided with one deck liner 13 identical with door-plate 8 size shape, and liner 13 and door-plate 8 are connected through bolt.
Claims (7)
1. coal Vertical Mill that has the grinding roller access door, it comprises the grinding machine lower house, it is characterized in that, offers the grinding roller access door on the said grinding machine lower house.
2. a kind of coal Vertical Mill that has the grinding roller access door according to claim 1; It is characterized in that; Said grinding roller access door comprises the grinding roller door that can grinding roller be routed up; The grinding roller door body that matches with said grinding roller door is fixed in the grinding roller doorframe at said grinding roller door edge, and said grinding roller door body is fixed on the said grinding roller doorframe.
3. a kind of coal Vertical Mill that has the grinding roller access door according to claim 2; It is characterized in that; Said grinding roller door is a rectangle, and said grinding roller doorframe is made up of two vertical beams and two crossbeams, and two said vertical beams are separately fixed on the edge of the said grinding roller door left and right sides; Two said crossbeams are separately fixed at said grinding roller door up and down on the edge of both sides, and two said crossbeams are and the identical circular arc of said grinding machine lower house radian.
4. a kind of coal Vertical Mill that has the grinding roller access door according to claim 2; It is characterized in that; Said grinding roller door body is made up of door-plate, two perpendicular pressing plates and two horizontal pressing plates, and said door-plate is and the identical circular arc plate of said grinding machine lower house radian that two said horizontal pressing plates are and the identical circular arc of said door-plate radian; Said door-plate is embedded in the said grinding roller doorframe, and the outer surface of said door-plate is concordant with the outer surface of said grinding roller doorframe;
One side of said perpendicular pressing plate overlap joint is at the left hand edge of said door-plate and be welded to connect, and opposite side is overlapping with the said vertical beam adjacent with said door-plate left hand edge and be connected through bolt;
One side of the said perpendicular pressing plate of another piece overlap joint is at the right hand edge of said door-plate and be welded to connect, and opposite side is overlapping with the said vertical beam adjacent with said door-plate right hand edge and be connected through bolt;
One side of said horizontal pressing plate overlap joint is at the top edge of said door-plate and be welded to connect, and opposite side is overlapping with the said crossbeam adjacent with said door-plate top edge and be connected through bolt;
One side of the said horizontal pressing plate of another piece overlap joint is at the lower limb of said door-plate and be welded to connect, and opposite side is overlapping with the said crossbeam adjacent with said door-plate lower limb and be connected through bolt.
5. a kind of coal Vertical Mill that has the grinding roller access door according to claim 4 is characterized in that said door-plate outer surface is provided with at least one and carries ear.
6. a kind of coal Vertical Mill that has the grinding roller access door according to claim 4 is characterized in that the bottom of said door-plate also has an inspection door.
7. a kind of coal Vertical Mill that has the grinding roller access door according to claim 4 is characterized in that, said door-plate inboard also is provided with one deck and the identical liner of said door-plate size shape, and said liner is connected through bolt with said door-plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200169904U CN202438370U (en) | 2012-01-06 | 2012-01-06 | Coal vertical mill with milling roller inspection door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200169904U CN202438370U (en) | 2012-01-06 | 2012-01-06 | Coal vertical mill with milling roller inspection door |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202438370U true CN202438370U (en) | 2012-09-19 |
Family
ID=46819826
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012200169904U Expired - Fee Related CN202438370U (en) | 2012-01-06 | 2012-01-06 | Coal vertical mill with milling roller inspection door |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202438370U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103071564A (en) * | 2013-01-14 | 2013-05-01 | 莱歇研磨机械制造(上海)有限公司 | Casing body structure of grinding roller installation casing of roller type grinder |
| CN103071566A (en) * | 2013-01-14 | 2013-05-01 | 莱歇研磨机械制造(上海)有限公司 | Grinding roller seal head structure of grinding roller installation casing of roller type grinder |
| CN103212466A (en) * | 2013-04-26 | 2013-07-24 | 韶山韶源节能重型设备有限公司 | Heavy fan-shaped access door device of torque rolling machine |
-
2012
- 2012-01-06 CN CN2012200169904U patent/CN202438370U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103071564A (en) * | 2013-01-14 | 2013-05-01 | 莱歇研磨机械制造(上海)有限公司 | Casing body structure of grinding roller installation casing of roller type grinder |
| CN103071566A (en) * | 2013-01-14 | 2013-05-01 | 莱歇研磨机械制造(上海)有限公司 | Grinding roller seal head structure of grinding roller installation casing of roller type grinder |
| CN103212466A (en) * | 2013-04-26 | 2013-07-24 | 韶山韶源节能重型设备有限公司 | Heavy fan-shaped access door device of torque rolling machine |
| CN103212466B (en) * | 2013-04-26 | 2015-02-11 | 韶山韶源节能重型设备有限公司 | Heavy fan-shaped access door device of torque rolling machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120919 Termination date: 20140106 |