CN210753008U - Feed inlet sealing structure for wet ball mill - Google Patents
Feed inlet sealing structure for wet ball mill Download PDFInfo
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- CN210753008U CN210753008U CN201921361166.0U CN201921361166U CN210753008U CN 210753008 U CN210753008 U CN 210753008U CN 201921361166 U CN201921361166 U CN 201921361166U CN 210753008 U CN210753008 U CN 210753008U
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- ball mill
- wet ball
- feed inlet
- end cover
- flange
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Abstract
The utility model discloses a feed inlet sealing structure for a wet ball mill, belonging to the technical field of wet ball mills, which comprises a feed pipe, a wet ball mill body, a feed inlet arranged on the wet ball mill body, an end cover and a sealing ring; a circle of flanges are arranged outside the feed inlet, limiting ports are formed in the flanges, one end of each limiting port is communicated with the feed inlet, and the diameter of the other end of each limiting port is gradually increased and is flared outwards; a circle of abutting bodies are fixed on the circumferential surface of the feeding pipe, the abutting bodies are matched with the limiting openings and are embedded in the limiting openings, and the sealing rings are located between the abutting bodies and the inner walls of the limiting openings; the end cover is tightly propped against the flange and the surface of the tightly propped body, the end cover is connected with the flange through a bolt, the feeding pipe penetrates through the end cover and is communicated with the feeding hole, and the problems of water leakage, slurry leakage and the like of the feeding hole of the existing wet ball mill are solved.
Description
Technical Field
The utility model relates to a wet ball mill technical field, in particular to a feed inlet seal structure for wet ball mill.
Background
The wet ball mill is a key device for crushing materials after the materials are crushed, and mainly comprises a feeding part, a discharging part, a rotating part, a transmission part and the like. The ball mill is widely applied to the production industries of cement, silicate products, novel building materials, refractory materials, chemical fertilizers, black and non-ferrous metal ore dressing, glass ceramics and the like.
The existing wet ball mill feed inlet sealing structure generally adopts a simple connecting mode of a gasket and a fastener, namely, the gasket is sleeved on the surface of a feed pipe to enable the gasket to be tightly abutted to the feed inlet, and then the gasket is connected through the fastener by a bolt.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a feed inlet seal structure for wet ball mill, it has solved the problem that phenomenons such as current wet ball mill feed inlet appears leaking easily, leaking thick liquid.
The above technical purpose of the present invention can be achieved by the following technical solutions:
a feed inlet sealing structure for a wet ball mill comprises a feed pipe, a wet ball mill body, a feed inlet, an end cover and a sealing ring, wherein the feed inlet is formed in the wet ball mill body;
a circle of flange is arranged outside the feed inlet, a limiting opening is formed in the flange, one end of the limiting opening is communicated with the feed inlet, and the diameter of the other end of the limiting opening is gradually increased and is flared outwards;
a circle of abutting bodies are fixed on the circumferential surface of the feeding pipe, the abutting bodies are matched with the limiting openings and are embedded in the limiting openings, and the sealing rings are located between the abutting bodies and the inner walls of the limiting openings;
the end cover is tightly abutted to the surface of the flange and the abutting body, the end cover is connected with the flange through a bolt, and the feeding pipe penetrates through the end cover and is communicated with the feeding hole.
By adopting the structure, during installation, the feeding pipe is inserted into the feeding hole in the wet ball mill body, so that the abutting body on the circumferential surface of the feeding pipe is embedded in the limiting opening, and the abutting body, the flange and the end cover abut against each other through the bolt. The limiting opening is formed in the shape of the flaring, materials in the wet ball mill body can be prevented from seeping outwards through a gap between the feeding pipe and the limiting opening, and liquid leakage difficulty is increased. The sealing washer plays the dual function of pressure-bearing and sealed, prevents to support tight body and flange direct contact, has better sealed effect, and can protect supporting tight body and flange, and reducing wear has better leak protection effect, has solved the problem that the phenomenon such as present wet ball mill feed inlet appears leaking easily, leaking.
The method is further optimized as follows: the gasket is positioned on the flange and the outer surface of the abutting body and abuts between the inner side of the end cover and the flange and the outer surface of the abutting body.
By adopting the structure, the end cover can better tightly abut against the top surface of the flange and the outer surface of the end cover, the sealing effect of the end cover is improved, and the abrasion of the end cover can be reduced.
The method is further optimized as follows: the end cover is connected with the abutting body through a bolt, and the bolt penetrates through the gasket.
By adopting the structure, the abutting body on the circumferential surface of the feeding pipe is embedded in the limiting opening, the feeding pipe, the flange and the end cover are connected into a whole through the bolt, at the moment, the abutting body abuts against the inner wall of the limiting opening through the sealing ring, and the end cover abuts against the top surface of the flange and the abutting body through the gasket, so that a better sealing effect is achieved.
The method is further optimized as follows: the cross section of the abutting body is in a right-angled triangle shape, and the sealing ring is sleeved on the surface of the bevel edge of the abutting body and is tightly attached to the bevel edge of the abutting body and the inner wall of the limiting opening.
By adopting the structure, the materials in the wet ball mill body are prevented from seeping outwards along the surface of the abutting body.
The method is further optimized as follows: the abutting body and the feeding pipe are integrally arranged.
By adopting the structure, the integrity is better, and the mechanical strength is higher.
The method is further optimized as follows: the feed pipe passes through the feed inlet and extends to inside the wet ball mill body.
By adopting the structure, the materials in the feeding pipe can be directly conveyed into the wet ball mill body, and the material accumulation at the edge of the feeding hole is reduced.
The method is further optimized as follows: the included angle between the inclined edge of the abutting body and the central shaft of the feeding pipe is 30-60 degrees.
By adopting the structure, the slope is proper, and the materials in the wet ball mill body are prevented from seeping outwards along the surface of the abutting body.
To sum up, the utility model discloses following beneficial effect has: during the installation, insert the inlet pipe and establish in the feed inlet on the wet ball mill body, make the body of supporting of inlet pipe circumferential surface inlay in spacing mouthful and make inlet pipe, flange and end cover link into an integrated entity through the bolt, the body of supporting at this moment supports tightly through sealing washer and spacing mouthful inner wall, and the end cover supports tightly through packing ring and flange top surface and the body of supporting, plays better sealed effect. The limiting opening is formed in the shape of the flaring, materials in the wet ball mill body can be prevented from seeping outwards through a gap between the feeding pipe and the limiting opening, and liquid leakage difficulty is increased. The sealing washer plays the dual function of pressure-bearing and sealed, prevents to support tight body and flange direct contact, has better sealed effect, and can protect supporting tight body and flange, and reducing wear has better leak protection effect, has solved the problem that the phenomenon such as present wet ball mill feed inlet appears leaking easily, leaking.
Drawings
FIG. 1 is a schematic partial sectional view of an embodiment, which is mainly used for embodying a sealing structure of a feed port of a wet ball mill;
FIG. 2 is an enlarged view of the structure A in FIG. 1, which is mainly used for showing the connection structure of the feeding pipe and the wet ball mill body;
FIG. 3 is a schematic partial sectional view of an embodiment, which is mainly used for embodying the structure of a feed port of a wet ball mill body;
FIG. 4 is a schematic partial sectional view of an embodiment, which is mainly used for embodying the structure of the feed pipe.
In the figure, 1, a wet ball mill body; 2. a feed pipe; 3. a flange; 4. an end cap; 5. a gasket; 6. a tightening body; 7. a seal ring; 8. a second bolt; 9. a first bolt; 10. a feed inlet; 11. a limiting port; 12. a first mounting hole; 13. and a second mounting hole.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Example (b): a feed inlet sealing structure for a wet ball mill is shown in figures 1, 2, 3 and 4 and comprises a wet ball mill body 1, a feed inlet 10, a feed pipe 2, an end cover 4, a gasket 5, a first bolt 9, a second bolt 8 and a sealing ring 7. The feed inlet 10 is a circular through hole and is arranged on the wet ball mill body 1, and the feed pipe 2 passes through the feed inlet 10 and extends to the inside of the wet ball mill body 1. A ring of outwards trumpet-shaped flange 3 is arranged outside the feed inlet 10, and a limiting opening 11 with a circular cross section is formed in the middle of the flange 3. One end of the limiting port 11 is communicated with the feeding port 10, and the diameter of the other end of the limiting port is gradually increased and is flared outwards.
Referring to fig. 1, 2, 3 and 4, a circle of abutting bodies 6 is fixed on the circumferential surface of the feeding pipe 2, and the abutting bodies 6 are close to the end part of the feeding pipe 2. The abutting body 6 and the feeding pipe 2 are integrally arranged, the cross section of the abutting body 6 is in a right-angled triangle shape, and the included angle between the bevel edge of the abutting body 6 and the central shaft of the feeding pipe 2 is 30-60 degrees, and is preferably about 45 degrees. The abutting body 6 is matched with the limiting opening 11 and is embedded in the limiting opening 11, and the sealing ring 7 is sleeved on the surface of the bevel edge of the abutting body 6 and is tightly attached to the bevel edge of the abutting body 6 and the inner wall of the limiting opening 11.
Referring to fig. 1, 2, 3 and 4, the top surface of the flange 3 is flush with the surface of the abutting body 6, and the gasket 5 is positioned on the outer surfaces of the flange 3 and the abutting body 6 and abutted between the inner side of the end cover 4 and the outer surfaces of the flange 3 and the abutting body 6. First mounting hole 12 has been seted up to flange 3 top surface, and first mounting hole 12 is provided with a plurality ofly, and a plurality of first mounting holes 12 equipartitions are around spacing mouthful 11. Second mounting hole 13 has been seted up to 6 right angle sides of support body, and second mounting hole 13 is provided with a plurality ofly, and a plurality of second mounting holes 13 equipartitions are on 2 circumferential surface of inlet pipe. The feeding pipe 2 penetrates through the center of the end cover 4 and is communicated with the feeding hole 10, and the end cover 4 is respectively connected with the flange 3 and the abutting body 6 through bolts. Through holes are formed in the end cover 4 and the gasket 5 along the central axis direction of the limiting port 11, the first bolt 9 penetrates through the through holes in the end cover 4 and is installed in the first installation hole 12, and the second bolt 8 penetrates through the through holes in the end cover 4 and the gasket 5 in sequence and is installed in the second installation hole 13.
During installation, the feeding pipe 2 is inserted into the feeding hole 10 of the wet ball mill body 1, the abutting body 6 on the circumferential surface of the feeding pipe 2 is embedded in the limiting opening 11, the feeding pipe 2, the flange 3 and the end cover 4 are connected into a whole through the first bolt 9 and the second bolt 8, the abutting body 6 abuts against the inner wall of the limiting opening 11 through the sealing ring 7 at the moment, and the end cover 4 abuts against the top surface of the flange 3 and the abutting body 6 through the gasket 5 to play a better sealing role.
The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.
Claims (7)
1. The utility model provides a feed inlet seal structure for wet ball mill, includes inlet pipe (2), wet ball mill body (1) and sets up feed inlet (10) on wet ball mill body (1), characterized by: the sealing device also comprises an end cover (4) and a sealing ring (7);
a circle of flanges (3) are arranged outside the feed port (10), a limiting port (11) is formed in each flange (3), one end of each limiting port (11) is communicated with the feed port (10), and the diameter of the other end of each limiting port is gradually increased and is flared outwards;
a circle of abutting body (6) is fixed on the circumferential surface of the feeding pipe (2), the abutting body (6) is matched with the limiting opening (11) and is embedded in the limiting opening (11), and the sealing ring (7) is located between the abutting body (6) and the inner wall of the limiting opening (11);
the end cover (4) abuts against the surfaces of the flange (3) and the abutting body (6), the end cover (4) is connected with the flange (3) through bolts, and the feeding pipe (2) penetrates through the end cover (4) and is communicated with the feeding hole (10).
2. The feed inlet sealing structure for a wet ball mill according to claim 1, wherein: the sealing structure further comprises a gasket (5), wherein the gasket (5) is located on the outer surfaces of the flange (3) and the abutting body (6), and the gasket (5) abuts between the inner side of the end cover (4) and the outer surfaces of the flange (3) and the abutting body (6).
3. The feed inlet sealing structure for a wet ball mill according to claim 2, wherein: the end cover (4) is connected with the abutting body (6) through a bolt, and the bolt penetrates through the gasket (5).
4. The feed inlet sealing structure for a wet ball mill according to claim 3, wherein: the cross section of the tightening body (6) is in a right-angled triangular shape, and the sealing ring (7) is sleeved on the surface of the bevel edge of the tightening body (6) and tightly attached to the bevel edge of the tightening body (6) and the inner wall of the limiting opening (11).
5. The feed inlet sealing structure for a wet ball mill according to claim 1, wherein: the abutting body (6) and the feeding pipe (2) are integrally arranged.
6. The feed inlet sealing structure for a wet ball mill according to claim 1, wherein: the feeding pipe (2) penetrates through the feeding hole (10) and extends to the interior of the wet ball mill body (1).
7. The feed inlet sealing structure for a wet ball mill according to claim 4, wherein: the included angle between the bevel edge of the abutting body (6) and the central shaft of the feeding pipe (2) is 30-60 degrees.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921361166.0U CN210753008U (en) | 2019-08-21 | 2019-08-21 | Feed inlet sealing structure for wet ball mill |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921361166.0U CN210753008U (en) | 2019-08-21 | 2019-08-21 | Feed inlet sealing structure for wet ball mill |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210753008U true CN210753008U (en) | 2020-06-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921361166.0U Active CN210753008U (en) | 2019-08-21 | 2019-08-21 | Feed inlet sealing structure for wet ball mill |
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| CN (1) | CN210753008U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115415018A (en) * | 2022-09-22 | 2022-12-02 | 唐伍平 | Filtering type ball mill for cement production |
-
2019
- 2019-08-21 CN CN201921361166.0U patent/CN210753008U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115415018A (en) * | 2022-09-22 | 2022-12-02 | 唐伍平 | Filtering type ball mill for cement production |
| CN115415018B (en) * | 2022-09-22 | 2023-07-04 | 乌海市西水水泥有限责任公司 | Ball mill is used in production of filtration formula cement |
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