CN210357384U - Vertical mill shell sealing device - Google Patents
Vertical mill shell sealing device Download PDFInfo
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- CN210357384U CN210357384U CN201920622951.0U CN201920622951U CN210357384U CN 210357384 U CN210357384 U CN 210357384U CN 201920622951 U CN201920622951 U CN 201920622951U CN 210357384 U CN210357384 U CN 210357384U
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- movably connected
- spring
- ejector rod
- fixedly connected
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Abstract
The utility model discloses a found mill casing sealing device, including the mill, one side surface swing joint of mill scrapes the flitch, and scrapes the position swing joint between flitch and the mill and have the bolt, the inside of mill is close to the fixed position of lower extreme and is connected with the top board, and the first lubricated board of lower extreme surface fixed connection of top board, the below swing joint of top board has the holding down plate, and the upper end surface fixed connection of holding down plate has the second lubricated board, the lower extreme surface fixed connection of holding down plate has the ejector pin, and the surface of ejector pin is close to the middle fixed position of being connected with stop collar, the surface of ejector pin is close to the position swing joint of lower extreme has the fixed block. The utility model discloses convenient to use person also can guarantee the stability of nut installation to the dismounting and the installation of nut simultaneously, and convenient to use person can guarantee the leakproofness between first lubricated board and the second lubricated board, convenient to use person's operation to the change of spring.
Description
Technical Field
The utility model relates to a sealing device technical field specifically is a grind casing sealing device immediately.
Background
The vertical mill is used as a main grinding device and is widely applied to occasions of grinding raw materials, cement, coal powder, slag, steel slag and the like.
Compare chinese patent cn201821091319.x a found mill casing sealing device, its advantage has been for scraping welded top board lower surface on the flitch and has fixed the self-lubricating board, install the ejector pin fixed with the lower pressure plate simultaneously on the casing down, the lower pressure plate upper surface is fixed with the self-lubricating board equally, install tensioning spring in the ejector pin lower part and make the self-lubricating board of top board and lower pressure plate contact each other all the time and paste tightly sealed, guarantee seamless no leakage, even grind interior negative pressure not enough and can not produce the air pollution problem that the mill emits the ash, also recorded the position of stop collar and ejector pin between be threaded connection, realized the position of stop collar adjustable from top to bottom with this, of course can also set up the locking mechanism who fixes this stop collar and reciprocate when necessary, can adopt lock nut etc. with stop collar complex.
However, in the above patent, the spring is worn out after long-term use, and cannot be replaced, and the sealing performance between the upper and lower pressing plates cannot be ensured well, which is not practical.
Therefore, the vertical mill shell sealing device is provided.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a found shell sealing device that grinds, can convenient to use person to the nut dump and the installation, also can guarantee the stability of nut installation simultaneously, convenient to use person can guarantee the leakproofness between first lubricated board and the second lubricated board to the change of spring, convenient to use person's operation to solve the problem of proposing in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a sealing device for a vertical mill shell comprises a grinding disc, wherein the outer surface of one side of the grinding disc is movably connected with a scraping plate, and the position between the scraping plate and the grinding disc is movably connected with a bolt, the position in the grinding disc close to the lower end is fixedly connected with an upper pressure plate, the outer surface of the lower end of the upper pressure plate is fixedly connected with a first lubricating plate, a lower pressure plate is movably connected below the upper pressure plate, and the outer surface of the upper end of the lower pressure plate is fixedly connected with a second lubricating plate, the outer surface of the lower end of the lower pressure plate is fixedly connected with a mandril, and the position of the outer surface of the ejector rod close to the middle is fixedly connected with a limiting sleeve, the position of the outer surface of the ejector rod close to the lower end is movably connected with a fixed block, a spring is movably connected above the fixed block, the outer surface of the lower end of the ejector rod is movably connected with a screw cap, and the outer surface of the ejector rod is provided with a sliding groove at a position close to the nut, and the sliding groove is internally provided with a screw hole.
After long-time use, the elasticity of the spring is lost, then the spring can be replaced by a user, firstly the user can detach the screw cap from the ejector rod, the screw in the screw hole is continuously screwed in, the screw can be lower than the height of the sliding groove, then the screw cap can be detached, the user can conveniently detach and install the screw cap, meanwhile, the stability of the installation of the screw cap can be ensured, then the buckle plate can be moved out of the groove through the rotary block, then the fixed block can be detached from the ejector rod, one end of the spring passes through the through hole to be connected with the fixed block, the connecting ring is fixedly connected to the outer surface of the upper end of the fixed block, then the bottom end of the spring is detached from the through hole, a new spring is installed again, then the fixed block is screwed back, the user can conveniently replace the spring, and the sealing performance between the first lubricating plate and the second lubricating plate can be ensured, the operation of the user is convenient.
Preferably, the outer surface of the upper end of the fixing block is fixedly connected with a connecting ring, and a through hole is formed in the connecting ring.
One end of the spring penetrates through the through hole to be connected with the fixed block, and the connecting ring is fixedly connected to the outer surface of the upper end of the fixed block.
Preferably, the outer surface of the fixed block is provided with a groove, and the groove is an annular groove.
The pinch plate can be moved out of the groove by moving the pinch plate through the rotary block.
Preferably, the inside of the groove is movably connected with a buckle plate.
The buckle can avoid reciprocating of fixed block.
Preferably, the outer surface of the upper end of the pinch plate is movably connected with a rotary block.
The rotary block can support the rotation of the pinch plate and is in bearing type rotation.
Preferably, the rotary block is movably connected to the outer surface of the lower end of the scraping plate.
The rotary block can be arranged at the lower end of the scraping plate.
Preferably, the number of the screw holes is a plurality of groups, and the screw holes are linearly arranged.
The screw in the screw hole is screwed in continuously, the screw can be lower than the height of the sliding groove, and then the nut can be detached.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model discloses, under long-time use, the elasticity of spring can be lost, later the user can change the spring, first the user can detach the nut from the ejector pin, continue to twist the screw in the screw, the screw just can be less than the height of spout, later just can detach the nut, can convenient to use user's detachment and installation to the nut, simultaneously also can guarantee the stability of nut installation, later pass through the spiral piece with the buckle and remove the recess, later alright detach the fixed block from the ejector pin, one end of spring passes the perforation and is connected with the fixed block, go-between fixed connection is at the upper end surface of fixed block, later with the bottom of spring by in detaching in the perforation, install new spring again, later with the fixed block twist back put back again can, convenient to user's change to the spring, can guarantee the leakproofness between first lubricated board and the second lubricated board, the operation of the user is convenient.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a view showing the combination of the push rod and the sliding groove of the present invention;
FIG. 3 is a combination view of the perforation and the connection ring of the present invention;
fig. 4 is a combined view of the fixing block and the rotating block of the present invention.
In the figure: 1. a grinding disc; 2. a bolt; 3. a scraping plate; 4. an upper pressure plate; 5. a first lubrication plate; 6. a second lubrication plate; 7. a lower pressing plate; 8. a top rod; 81. a chute; 82. a screw hole; 9. a fixed block; 91. rotating the block; 92. perforating; 93. a connecting ring; 94. a groove; 95. buckling the plate; 10. a spring; 11. a nut; 12. a limiting sleeve.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides a technical solution: a vertical mill shell sealing device is shown in figure 1 and comprises a mill 1, wherein the outer surface of one side of the mill 1 is movably connected with a scraping plate 3, a bolt 2 is movably connected between the scraping plate 3 and the mill 1, the position, close to the lower end, inside the mill 1 is fixedly connected with an upper pressure plate 4, the outer surface of the lower end of the upper pressure plate 4 is fixedly connected with a first lubricating plate 5, a lower pressure plate 7 is movably connected below the upper pressure plate 4, the outer surface of the upper end of the lower pressure plate 7 is fixedly connected with a second lubricating plate 6, the outer surface of the lower end of the lower pressure plate 7 is fixedly connected with a mandril 8, the position, close to the middle, of the outer surface of the mandril 8 is fixedly connected with a limiting sleeve 12, and the outer surface of the;
as shown in fig. 2, a sliding groove 81 is formed on the outer surface of the top rod 8 near the nut 11, and a screw hole 82 is formed inside the sliding groove 81;
as shown in fig. 3 and 4, a fixing block 9 is movably connected to a position, close to the lower end, of the outer surface of the ejector rod 8, and a spring 10 is movably connected to the upper side of the fixing block 9.
By adopting the technical scheme, the elasticity of the spring 10 is lost under long-time use, then a user can replace the spring 10, firstly the user can remove the screw cap 11 from the ejector rod 8, the screw in the screw hole 82 is screwed in continuously, the screw can be lower than the height of the sliding groove 81, then the screw cap 11 can be removed, the user can conveniently remove and install the screw cap 11, meanwhile, the stability of the installation of the screw cap 11 can be ensured, then the buckle plate 95 is moved through the rotary block 91, the buckle plate 95 can be moved out of the groove 94, then the fixed block 9 can be removed from the ejector rod 8, one end of the spring 10 passes through the through hole 92 to be connected with the fixed block 9, the connecting ring 93 is fixedly connected with the outer surface of the upper end of the fixed block 9, then the bottom end of the spring 10 can be removed from the through hole 92, a new spring 10 is installed again, and then the fixed block 9 is screwed back, the spring 10 is convenient for a user to replace, the sealing performance between the first lubricating plate 5 and the second lubricating plate 6 can be ensured, and the operation of the user is convenient.
Specifically, as shown in fig. 3 and 4, a connection ring 93 is fixedly connected to an outer surface of an upper end of the fixing block 9, and a through hole 92 is formed in the connection ring 93.
By adopting the above technical scheme, one end of the spring 10 passes through the through hole 92 to be connected with the fixed block 9, and the connecting ring 93 is fixedly connected with the outer surface of the upper end of the fixed block 9.
Specifically, as shown in fig. 3 and 4, a groove 94 is formed in the outer surface of the fixing block 9, and the groove 94 is an annular groove.
By adopting the technical scheme, the buckle plate 95 is moved through the rotary block 91, and the buckle plate 95 can be moved out of the groove 94.
Specifically, as shown in fig. 3 and 4, a buckle plate 95 is movably connected inside the groove 94.
Through adopting above-mentioned technical scheme, the reciprocating of fixed block 9 can be avoided to buckle 95.
Specifically, as shown in fig. 3 and 4, the outer surface of the upper end of the buckle plate 95 is movably connected with a rotary block 91.
By adopting the technical scheme, the rotary block 91 can support the rotation of the buckle plate 95, and the rotary block 91 is in bearing type rotation.
Specifically, as shown in fig. 3 and 4, the rotary block 91 is movably connected to the outer surface of the lower end of the scraper 3.
Through adopting above-mentioned technical scheme, revolve piece 91 and can set up at the lower extreme of scraping flitch 3.
Specifically, as shown in fig. 2, the number of the screw holes 82 is several groups, and the screw holes are linearly arranged.
By adopting the technical scheme, the screw in the screw hole 82 is screwed in continuously, the screw can be lower than the height of the sliding groove 81, and then the screw cap 11 can be detached.
The working principle is as follows: in the process of using the vertical mill shell, the spring 10 can push up the limit sleeve 12, so that the lower pressing plate 7 can vertically extrude the second lubricating plate 6, the second lubricating plate 6 is in contact sealing with the first lubricating plate 5, the first lubricating plate 5 is connected with the upper pressing plate 4, the problem of air pollution caused by ash emission of a mill can be avoided when the negative pressure in the mill is insufficient, the elasticity of the spring 10 is lost under long-time use, a user can replace the spring 10, firstly, the user can detach the nut 11 from the ejector rod 8, continuously screw in a screw hole 82, the screw can be lower than the height of the sliding groove 81, then, the nut 11 can be detached, the user can conveniently detach and install the nut 11, meanwhile, the stability of installing the nut 11 can be ensured, then, the buckle plate 95 is moved through the rotary block 91, and the buckle plate 95 can be moved out of the groove 94, afterwards, the fixing block 9 can be detached from the ejector rod 8, one end of the spring 10 penetrates through the through hole 92 to be connected with the fixing block 9, the connecting ring 93 is fixedly connected to the outer surface of the upper end of the fixing block 9, the bottom end of the spring 10 can be detached from the through hole 92, the new spring 10 is installed again, and then the fixing block 9 is screwed back, so that the spring 10 can be replaced by a user conveniently, the sealing performance between the first lubricating plate 5 and the second lubricating plate 6 can be guaranteed, and the operation of the user is facilitated.
The using method comprises the following steps: firstly, a user can connect the scraper plate 3 with the grinding disc 1 through the bolt 2, in the process of using the vertical mill shell, the spring 10 can push up the limit sleeve 12, therefore, the lower pressing plate 7 can vertically press the second lubricating plate 6, the second lubricating plate 6 is in contact sealing with the first lubricating plate 5, the first lubricating plate 5 is connected with the upper pressing plate 4, the problem of air pollution caused by ash emission of the mill can be avoided when the negative pressure in the mill is insufficient, the elasticity of the spring 10 is lost under long-time use, then the spring 10 can be replaced by the user, firstly, the user can detach the nut 11 from the ejector rod 8, continue screwing in the screw hole 82, the screw can be lower than the height of the chute 81, then, the nut 11 can be detached, the detachment and installation of the nut 11 by the user can be facilitated, and the installation stability of the nut 11 can be ensured, the buckle plate 95 is moved through the rotary block 91, the buckle plate 95 can be moved out of the groove 94, then the fixing block 9 can be detached from the ejector rod 8, one end of the spring 10 penetrates through the through hole 92 to be connected with the fixing block 9, the connecting ring 93 is fixedly connected to the outer surface of the upper end of the fixing block 9, then the bottom end of the spring 10 is detached from the through hole 92, the new spring 10 is installed again, and then the fixing block 9 is screwed back, so that the spring 10 can be replaced by a user conveniently, the sealing performance between the first lubricating plate 5 and the second lubricating plate 6 can be guaranteed, and the operation of the user is facilitated.
The scraping plate 3, the upper pressing plate 4, the first lubricating plate 5, the second lubricating plate 6, the lower pressing plate 7, the ejector rod 8 and the limiting sleeve 12 are all the prior art which is disclosed and known by the technical personnel in the field, and the technical scheme provided by the technical personnel in the field can achieve the corresponding use effect, so that the technical scheme is not described one by one.
The installation method comprises the following steps:
firstly, connecting a scraping plate 3 with a grinding disc 1 through a bolt 2;
secondly, mounting a mandril 8 at the lower end of the lower pressure plate 7, and mounting a spring 10 on the outer surface of the mandril 8;
thirdly, connecting the rotary block 91 with the buckle plate 95 and installing the rotary block on the outer surface of the lower end of the scraping plate 3;
and fourthly, mounting the screw cap 11 on the ejector rod 8 to finish mounting.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a vertical milling shell sealing device, includes mill (1), its characterized in that: the outer surface of one side of the grinding disc (1) is movably connected with a scraping plate (3), a bolt (2) is movably connected with the position between the scraping plate (3) and the grinding disc (1), the inner part of the grinding disc (1) is close to the lower end of an upper pressure plate (4), the lower end of the upper pressure plate (4) is fixedly connected with a first lubricating plate (5), the lower part of the upper pressure plate (4) is movably connected with a lower pressure plate (7), the upper end of the lower pressure plate (7) is fixedly connected with a second lubricating plate (6), the lower end of the lower pressure plate (7) is fixedly connected with an ejector rod (8), the outer surface of the ejector rod (8) is close to the middle of the position and is fixedly connected with a limiting sleeve (12), the position of the outer surface of the ejector rod (8) close to the lower end of the ejector rod is movably connected with a fixed block (, the outer surface of the lower end of the ejector rod (8) is movably connected with a screw cap (11), a sliding groove (81) is formed in the position, close to the screw cap (11), of the outer surface of the ejector rod (8), and a screw hole (82) is formed in the sliding groove (81).
2. A vertical mill housing seal arrangement according to claim 1, wherein: the outer surface of the upper end of the fixing block (9) is fixedly connected with a connecting ring (93), and a through hole (92) is formed in the connecting ring (93).
3. A vertical mill housing seal arrangement according to claim 1, wherein: a groove (94) is formed in the outer surface of the fixing block (9), and the groove (94) is an annular groove.
4. A vertical mill housing seal arrangement according to claim 3, wherein: the inside of the groove (94) is movably connected with a buckle plate (95).
5. A vertical mill housing seal arrangement according to claim 4, wherein: the outer surface of the upper end of the buckle plate (95) is movably connected with a rotary block (91).
6. A vertical mill housing seal arrangement according to claim 5, wherein: the rotary block (91) is movably connected to the outer surface of the lower end of the scraping plate (3).
7. A vertical mill housing seal arrangement according to claim 1, wherein: the number of the screw holes (82) is a plurality of groups, and the screw holes are linearly arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920622951.0U CN210357384U (en) | 2019-05-05 | 2019-05-05 | Vertical mill shell sealing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920622951.0U CN210357384U (en) | 2019-05-05 | 2019-05-05 | Vertical mill shell sealing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210357384U true CN210357384U (en) | 2020-04-21 |
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ID=70259186
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920622951.0U Active CN210357384U (en) | 2019-05-05 | 2019-05-05 | Vertical mill shell sealing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210357384U (en) |
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2019
- 2019-05-05 CN CN201920622951.0U patent/CN210357384U/en active Active
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