CN214051906U - Gasification water-coal-slurry wet rod mill - Google Patents
Gasification water-coal-slurry wet rod mill Download PDFInfo
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- CN214051906U CN214051906U CN202022581553.4U CN202022581553U CN214051906U CN 214051906 U CN214051906 U CN 214051906U CN 202022581553 U CN202022581553 U CN 202022581553U CN 214051906 U CN214051906 U CN 214051906U
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- rod mill
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Abstract
The utility model discloses a gasification coal water slurry wet rod mill, which comprises a foundation, wherein a main bearing, a cylinder body, an oil supply device, a gear spray lubrication device, a transmission part and a slow speed driving device are fixedly arranged on the foundation; the utility model has reasonable structure design and convenient use, and can ensure that the lining plate is combined with the cylinder more tightly, thereby effectively preventing the cylinder from generating the slurry leakage phenomenon; the arrangement of the slurry return hole can effectively reduce the slurry leakage phenomenon at the joint of the cylinder and the feeding chute; the symmetrical oil inlet holes are formed in the spherical tile, so that the oil supply of the main bearing is more uniform and stable, the uniform thickness of an oil film is ensured, the vibration generated by the rod mill is reduced, and the energy consumption required by production is reduced; and fourthly, the energy accumulator is arranged to continuously supply oil to the rod mill under the condition of short-time power failure, so that the phenomenon of instantaneous oil failure of the bearing bush is avoided, and the damage to the bearing bush is reduced.
Description
Technical Field
The utility model belongs to the technical field of mechanical equipment and specifically relates to a gasification coal slurry wet-type rod mill is related to.
Background
The rod mill is a mechanical device which is used for crushing coal particles or other materials after a crusher and aims to obtain finer particle products required by the process, and in the traditional rod mill, a cylinder body and a lining plate are fixed in a rubber ring pressure cover mode, so that bolts are loosened easily after an ore grinding medium impacts a lining plate in the cylinder body to generate vibration, and the cylinder body is easy to leak slurry; secondly, the traditional rod mill usually adopts a blocking mode to prevent slurry leakage at the joint of the cylinder body and the feeding chute, and the slurry leakage phenomenon is easily caused in the long-term use state of the rod mill; in the traditional rod mill, in order to enable lubricating oil to smoothly enter between the spherical tile and the hollow shaft neck to form an oil film, oil guide grooves with certain depth and length are processed at two sides of the spherical tile, so that the main bearing is easy to supply oil unevenly, the rod mill is also greatly vibrated, and the energy consumption required by the rod mill is increased; and fourthly, when the traditional rod mill is in a condition of sudden power failure, the oil of the bearing bush can be cut off instantly, the bearing bush is easy to damage, and the long-term use of the bearing bush is not facilitated.
SUMMERY OF THE UTILITY MODEL
The utility model provides a solution to the above-mentioned problem that provides a gasification coal slurry wet rod mill for this reason, including the ground, fixed main bearing, barrel, oil supply unit, gear spraying lubricating arrangement, transmission portion and the slow drive device of being provided with on the ground, the both ends of barrel all are provided with the quill shaft axle journal, the main bearing is provided with two and sets up respectively on the quill shaft axle journal at barrel both ends, the main bearing is provided with two and sets up respectively at the both ends of barrel, the left end of barrel is provided with discharging device, discharging device is connected with the left end of barrel through the main bearing, the barrel is close to left end position department and is provided with drive gear device, the right-hand member of barrel is provided with the feeding elephant trunk, the feeding elephant trunk is connected with the right-hand member of barrel through the main bearing, position department is seted up the back flow hole on the feeding elephant trunk rear end, the feeding device is characterized in that a feeding bushing is arranged in a right port of the barrel, the rear end of the feeding chute is inserted into the feeding bushing, a material guide sleeve is sleeved on the rear end of the feeding chute, a slurry return hole is formed in the inner side of the material guide sleeve, the material guide sleeve is arranged in the feeding bushing and is connected with the feeding bushing through a connecting piece, the oil supply device is arranged at the front end of the barrel and is connected with main bearings at two ends of the barrel, the gear spraying lubricating device, the transmission part and the slow driving device are arranged at the rear end of the barrel, the gear spraying lubricating device and the transmission part are connected with the transmission gear device, and the slow driving device is connected with the transmission part.
Preferably, the barrel is internally provided with a lining plate, a bolt is inserted between the barrel and the lining plate, a sealing ring is sleeved at the lower end of the bolt, the sealing ring is arranged between the barrel and the lining plate, the upper half part of the bolt is sleeved with a tensioning device and a nut, the tensioning device comprises a plurality of disc springs and two gaskets, the disc springs are clamped between the two gaskets, and the tensioning device and the nut are both arranged outside the barrel.
Preferably, the main bearing comprises a spherical tile and a spherical seat, the spherical tile is tightly attached to the lower end of the hollow shaft neck, two oil inlets are formed in the spherical tile and symmetrically arranged at intervals, and the spherical tile is arranged on the spherical seat.
Preferably, the oil supply device comprises a main bearing lubricating oil station, an energy accumulator, an oil inlet pipe and an oil return pipe, the oil inlet pipe and the oil return pipe are both connected with the main bearing lubricating oil station, the energy accumulator is arranged on the oil inlet pipe, a one-way valve is arranged between the energy accumulator and the main bearing lubricating oil station, and the one-way valve is arranged on the oil inlet pipe.
Preferably, the bottom of the cylinder body is provided with a hydraulic tank jacking device which is fixedly arranged on a foundation.
The utility model has the advantages that: the utility model has reasonable structure design and convenient use, and can ensure that the lining plate is combined with the cylinder more tightly, thereby effectively preventing the cylinder from generating the slurry leakage phenomenon; the arrangement of the slurry return hole can effectively reduce the slurry leakage phenomenon at the joint of the cylinder and the feeding chute; the symmetrical oil inlet holes are formed in the spherical tile, so that the oil supply of the main bearing is more uniform and stable, the uniform thickness of an oil film is ensured, the vibration generated by the rod mill is reduced, and the energy consumption required by production is reduced; and fourthly, the energy accumulator is arranged to continuously supply oil to the rod mill under the condition of short-time power failure, so that the phenomenon of instantaneous oil failure of the bearing bush is avoided, and the damage to the bearing bush is reduced.
Drawings
The invention will now be described, by way of example, with reference to the accompanying drawings, in which:
fig. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is a schematic top view of the present invention;
fig. 3 is a schematic partial structure diagram of fig. 1 in the present invention;
FIG. 4 is a schematic view of the structure of FIG. 2 in the direction of A-A;
fig. 5 is a schematic view of the partial cross-sectional structure of fig. 1 according to the present invention;
fig. 6 is a schematic partial structure diagram of fig. 5 in the present invention;
FIG. 7 is a schematic view of the three-dimensional structure of the feeding chute of the present invention;
FIG. 8 is a schematic structural view of the oil supply device of the present invention;
in the figure: 1. a feeding chute; 2. a main bearing; 3. a barrel; 4. a transmission gear arrangement; 5. a discharging device; 6. an oil supply device; 7. a foundation; 8. a hydraulic tank jacking device; 9. a gear spray lubrication device; 10. a transmission section; 11. a slow drive device; 12. a tensioning device; 13. a bolt; 14. a seal ring; 15. a liner plate; 16. a spherical seat; 17. a spherical tile; 18. an oil inlet hole; 19. a connecting member; 20. a material guiding sleeve; 21. a feed liner; 22. a slurry return hole; 23. a main bearing lubrication station; 24. an accumulator; 25. an oil inlet pipe; 26. an oil return pipe; 27. a one-way valve; 28. a hollow shaft journal.
Detailed Description
All of the features disclosed in this specification, or all of the steps in any method or process so disclosed, may be combined in any combination, except combinations of features and/or steps that are mutually exclusive.
Any feature of the present specification may be replaced by another equivalent or alternative feature serving a similar purpose, unless expressly stated otherwise. That is, unless expressly stated otherwise, each feature is only an example of a generic series of equivalent or similar features.
As shown in fig. 1, 2, 5, 6, 7, a gasified water-coal-slurry wet rod mill comprises a foundation 7, wherein a main bearing 2, a cylinder 3, an oil supply device 6, a gear spray lubrication device 9, a transmission part 10 and a slow speed driving device 11 are fixedly arranged on the foundation 7, hollow shaft journals 28 are respectively arranged at two ends of the cylinder 3, two hollow shaft journals 28 are respectively arranged at two ends of the cylinder 3 on the main bearing 2, two hollow shaft journals 2 are respectively arranged at two ends of the cylinder 3, two main bearings 2 are respectively arranged at two ends of the cylinder 3, a discharging device 5 is arranged at the left end of the cylinder 3, the discharging device 5 is connected with the left end of the cylinder 3 through the main bearing 2, a transmission gear device 4 is arranged at the position of the cylinder 3 close to the left end, a feeding chute 1 is arranged at the right end of the cylinder 3, and the feeding chute 1 is connected with the right end of the cylinder 3 through the main bearing 2, the feeding device comprises a feeding chute 1, a feeding bushing 21, a material guide sleeve 20, a material returning hole 22, a gear spraying lubricating device 9, a transmission part 10 and a slow speed driving device 11, wherein the feeding chute 1 is provided with the material guide sleeve 20 at the upper position of the rear end, the material returning hole 21 is formed in the right port of a cylinder body 3, the rear end of the feeding chute 1 is inserted into the feeding bushing 21, the material guide sleeve 20 is connected with the feeding bushing 21 through a connecting piece 19, the oil supply device 6 is arranged at the front end of the cylinder body 3 and connected with main bearings 2 at two ends of the cylinder body 3, the gear spraying lubricating device 9, the transmission part 10 and the slow speed driving device 11 are all arranged at the rear end of the cylinder body 3, the gear spraying lubricating device 9 and the transmission part 10 are all connected with a transmission gear device 4, and the slow speed driving device 11 is connected with the transmission part 10.
The bottom of the barrel 3 is provided with a hydraulic tank jacking device 8, and the hydraulic tank jacking device 8 is fixedly arranged on the foundation 7.
As shown in fig. 3, the inside of barrel 3 is provided with welt 15, bolt 13 is inserted between barrel 3 and welt 15 and is equipped with, the lower pot head of bolt 13 is equipped with sealing washer 14, sealing washer 14 sets up between barrel 3 and welt 15, the first half cover of bolt 13 is equipped with overspeed device tensioner 12 and nut, overspeed device tensioner 12 includes that a plurality of dish spring and two gaskets and a plurality of dish spring clamp establish between two gaskets, overspeed device tensioner 12 and nut all set up outside barrel 3.
As shown in fig. 4, the main bearing 2 includes a spherical tile 17 and a spherical seat 16, the spherical tile 17 is closely attached to the lower end of a hollow shaft journal 28, two oil inlets 18 are opened on the spherical tile 17, the two oil inlets 18 are symmetrically arranged at intervals, and the spherical tile 17 is arranged on the spherical seat 16.
As shown in fig. 8, the oil supply device 6 includes a main bearing lubricating oil station 23, an energy accumulator 24, an oil inlet pipe 25 and an oil return pipe 26, the oil inlet pipe 25 and the oil return pipe 26 are both connected to the main bearing lubricating oil station 23, the energy accumulator 24 is disposed on the oil inlet pipe 25, a check valve 27 is disposed between the energy accumulator 24 and the main bearing lubricating oil station 23, and the check valve 27 is disposed on the oil inlet pipe 25.
In the using process, the slurry return holes 22 are arranged to gradually scrape leaked coal slurry into the slurry return holes 22 along with the rotating guide sleeve 20, and the leaked coal slurry is returned into the feeding chute 1 again through the slurry return holes 22, that is, when the coal slurry enters the cylinder 3 through the feeding chute 1, slurry leakage is generated at the connecting position of the feeding chute 1 and the cylinder 3, at the moment, the leaked coal slurry exists in a gap between the guide sleeve 20 and the feeding chute 1, the guide sleeve 20 rotates along with the rotation of the cylinder 3, and the slurry return holes 22 into which the coal slurry is gradually scraped in the rotating process of the guide sleeve 20, so that the leaked coal slurry flows back into the feeding chute 1, and thus the slurry leakage generated at the connecting position of the cylinder 3 and the feeding chute 1 is effectively reduced.
The setting of the sealing washer between 15 and the barrel 3 of welt can make welt and barrel internal surface laminating inseparabler when the welt receives abrasive impact, and simultaneously barrel 3 outside overspeed device tensioner 12 also can make the tensile force that provides the buffering for the nut on bolt 13 and the nut to when effectively preventing the barrel vibration, bolt 13 and nut take place to become flexible, further effectively prevent that the barrel from taking place the phenomenon of lou starching.
The oil inlet holes 18 are arranged, lubricating oil can be directly driven into the hollow shaft neck 28 position from the symmetrical oil inlet holes 18 on the spherical bush 17, the hollow shaft neck 28 is attached to the spherical bush 17, and the hollow shaft neck 28 continuously rotates, so that the oil inlet holes 18 can uniformly and stably supply oil between the spherical bush 17 and the hollow shaft neck 28, and meanwhile, the symmetrical oil inlet holes 18 are adopted for supplying oil, oil guide grooves are eliminated, the integral vibration of the rod mill can be effectively reduced, and the energy consumption of the rod mill is reduced.
The energy accumulator 24 is arranged, under the condition of normal power supply, the main bearing lubricating oil station 23 supplies oil to the energy accumulator 24 and the main bearing 2 through the oil inlet pipe 25, after the energy accumulator 24 is filled with lubricating oil, the main bearing lubricating oil station 23 directly supplies oil to the main bearing 2, if the power failure condition happens suddenly, the main bearing lubricating oil station 23 stops supplying oil, at the moment, the lubricating oil filled in the energy accumulator 24 is influenced by the internal pressure of the energy accumulator 24, the oil is supplied to the oil inlet pipe 25, and the oil is further supplied to the main bearing 2, so that the phenomenon of instant oil failure of the main bearing 2 is effectively avoided, and the damage of the instant oil failure to the main bearing 2 is avoided; the one-way valve 27 is arranged, so that the lubricating oil in the energy accumulator 24 can not flow back into the main bearing lubricating oil station 23; the oil return pipe 26 is arranged to facilitate the return of the lubricating oil in the main bearing 2 to form an oil supply cycle.
The utility model has the advantages that: the utility model has reasonable structure design and convenient use, and can ensure that the lining plate is combined with the cylinder more tightly, thereby effectively preventing the cylinder from generating the slurry leakage phenomenon; the arrangement of the slurry return hole can effectively reduce the slurry leakage phenomenon at the joint of the cylinder and the feeding chute; the symmetrical oil inlet holes are formed in the spherical tile, so that the oil supply of the main bearing is more uniform and stable, the uniform thickness of an oil film is ensured, the vibration generated by the rod mill is reduced, and the energy consumption required by production is reduced; and fourthly, the energy accumulator is arranged to continuously supply oil to the rod mill under the condition of short-time power failure, so that the phenomenon of instantaneous oil failure of the bearing bush is avoided, and the damage to the bearing bush is reduced.
The present invention is not limited to the foregoing embodiments. The invention extends to any novel feature or any novel combination of features disclosed in this specification, and to any novel method or process steps or any novel combination of features disclosed.
Claims (5)
1. The gasification water-coal-slurry wet rod mill is characterized by comprising a foundation (7), wherein a main bearing (2), a cylinder body (3), an oil supply device (6), a gear spray lubricating device (9), a transmission part (10) and a slow speed driving device (11) are fixedly arranged on the foundation (7), hollow shaft journals (28) are respectively arranged at two ends of the cylinder body (3), two main bearings (2) are respectively arranged on the hollow shaft journals (28) at two ends of the cylinder body (3), a discharging device (5) is arranged at the left end of the cylinder body (3), the discharging device (5) is connected with the left end of the cylinder body (3) through the main bearing (2), a transmission gear device (4) is arranged at the position of the cylinder body (3) close to the left end, a feeding slide pipe (1) is arranged at the right end of the cylinder body (3), and the feeding slide pipe (1) is connected with the right end of the cylinder body (3) through the main bearing (2), the feeding device is characterized in that a slurry return hole (22) is formed in the upper position of the rear end of the feeding chute (1), a feeding bushing (21) is arranged in the right port of the cylinder body (3), the rear end of the feeding chute (1) is inserted into the feeding bushing (21), a material guide sleeve (20) is sleeved on the rear end of the feeding chute (1), the slurry return hole (22) is formed in the inner side of the material guide sleeve (20), the material guide sleeve (20) is arranged in the feeding bushing (21), the material guide sleeve (20) is connected with the feeding bushing (21) through a connecting piece (19), the oil supply device (6) is arranged at the front end of the cylinder body (3) and connected with main bearings (2) at the two ends of the cylinder body (3), the gear spraying lubricating device (9), the transmission part (10) and the slow speed driving device (11) are arranged at the rear end of the cylinder body (3), and the gear spraying lubricating device (9) and the transmission part (10) are connected with the transmission gear device (4), the slow driving device (11) is connected with the transmission part (10).
2. The gasification coal water slurry wet rod mill according to claim 1, wherein a lining plate (15) is arranged inside the cylinder body (3), a bolt (13) is inserted between the cylinder body (3) and the lining plate (15), a sealing ring (14) is sleeved at the lower end of the bolt (13), the sealing ring (14) is arranged between the cylinder body (3) and the lining plate (15), a tensioning device (12) and a nut are sleeved at the upper half part of the bolt (13), the tensioning device (12) comprises a plurality of disc springs and two gaskets, the plurality of disc springs are clamped between the two gaskets, and the tensioning device (12) and the nut are both arranged outside the cylinder body (3).
3. The gasification water-coal-slurry wet rod mill according to claim 1, wherein the main bearing (2) comprises a spherical tile (17) and a spherical seat (16), the spherical tile (17) is tightly attached to the lower end of a hollow shaft journal (28), two oil inlets (18) are formed in the spherical tile (17), the two oil inlets (18) are symmetrically arranged at intervals, and the spherical tile (17) is arranged on the spherical seat (16).
4. The gasified water-coal-slurry wet rod mill according to claim 1, wherein the oil supply device (6) comprises a main bearing lubricating oil station (23), an energy accumulator (24), an oil inlet pipe (25) and an oil return pipe (26), the oil inlet pipe (25) and the oil return pipe (26) are both connected with the main bearing lubricating oil station (23), the energy accumulator (24) is arranged on the oil inlet pipe (25), a one-way valve (27) is arranged between the energy accumulator (24) and the main bearing lubricating oil station (23), and the one-way valve (27) is arranged on the oil inlet pipe (25).
5. The gasified water-coal-slurry wet rod mill according to claim 1, wherein the bottom of the cylinder (3) is provided with a hydraulic tank jacking device (8), and the hydraulic tank jacking device (8) is fixedly arranged on a foundation (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022581553.4U CN214051906U (en) | 2020-11-10 | 2020-11-10 | Gasification water-coal-slurry wet rod mill |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022581553.4U CN214051906U (en) | 2020-11-10 | 2020-11-10 | Gasification water-coal-slurry wet rod mill |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214051906U true CN214051906U (en) | 2021-08-27 |
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ID=77400672
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022581553.4U Active CN214051906U (en) | 2020-11-10 | 2020-11-10 | Gasification water-coal-slurry wet rod mill |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214051906U (en) |
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2020
- 2020-11-10 CN CN202022581553.4U patent/CN214051906U/en active Active
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