CN210374657U - Supporting roll of circular cooler - Google Patents
Supporting roll of circular cooler Download PDFInfo
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- CN210374657U CN210374657U CN201921140685.4U CN201921140685U CN210374657U CN 210374657 U CN210374657 U CN 210374657U CN 201921140685 U CN201921140685 U CN 201921140685U CN 210374657 U CN210374657 U CN 210374657U
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- bearing
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- fixed shaft
- ring
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Abstract
The utility model discloses a cold quick-witted backing roll of ring, the utility model discloses prevent grey effectual, the sealed cowling forms the movive seal with bearing end cover mutually supports, can effectually avoid and reduce the dust and get into the oil intracavity, reduces the wearing and tearing of bearing. The lubricating oil can be added on the premise of not dismantling the structure, an oil cavity is formed between the oil groove fixed mounting on the bearing end cover and the outer wall of the bearing, the lubricating oil can be stored better in the oil cavity, the lubricating oil flowing out of the oil leakage port enters the oil cavity, and the rolling body on the bearing is lubricated. The utility model discloses a structural mounting casing, the cooperation stability between the structure is good, and the structure is dismantled easily, even take place to block up, the structure is dismantled easily.
Description
The technical field is as follows:
the utility model relates to a cold quick-witted backing roll of ring.
Background art:
the circular cooler is a device for cooling high-temperature pellet materials by air blast, the materials slowly rotate along with the rotary body on a rotary body trolley of the circular cooler, air is sucked from the upper part of the rotary body trolley, and air blast is carried out from the lower part of the rotary body trolley, so that the purpose of cooling the materials is achieved.
The rotary part of the ring cooling machine is supported by the supporting roll at the lower part of the rotary part, the supporting roll bears the weight of the rotary body, the weight of the cooling material and the weight of the lining of the rotary body of the ring cooling machine, the load is huge, and the working environment is a severe working condition with high temperature and large dust.
When the existing supporting roller is used, the sealing effect of the supporting roller is poor, the bearing of the roller enters dust impurities to accelerate the abrasion of the bearing, the mounting structure of the existing supporting roller is poor in stability, and after the existing supporting roller is used for a long time, the running deviation phenomenon of the roller can occur, so that the service life is influenced.
The invention content is as follows:
the utility model relates to a solve the problem that above-mentioned prior art exists and provide a cold quick-witted backing roll of ring.
The utility model discloses the technical scheme who adopts has: a supporting roller of a ring cooling machine comprises a supporting seat, a roller, a fixed shaft and a bearing, wherein the fixed shaft is arranged on the supporting seat, the roller is rotatably connected onto the fixed shaft through the bearing, the supporting roller further comprises a bearing end cover, an outer retainer ring, a first inner retainer ring, a second inner retainer ring, a sealing cover, a fixed plate and a limiting plate, a step part is arranged at the right end of the fixed shaft, a rotation stopping step surface is arranged on the circumferential wall of the step part, the fixed shaft penetrates through the supporting seat, the limiting plate is fixedly connected onto the supporting seat, the rotation stopping step surface on the fixed shaft is abutted against the limiting plate, the fixed plate is fixedly connected to the left end of the fixed shaft, the fixed plate is fixedly connected with the supporting seat, the two bearing end covers are fixedly connected onto two end surfaces of the roller, the two bearing end covers are abutted against the outer ring end surface of the bearing, the first inner retainer ring and, the outer retainer ring, the seal cover and the second inner retainer ring are sleeved at the left end of the fixed shaft from left to right, the outer retainer ring is abutted to the supporting seat by the second inner retainer ring at the left end of the fixed shaft, the first inner retainer ring and the second inner retainer ring at two ends of the fixed shaft are abutted to the end face of the inner ring of the bearing respectively, a seal groove is formed in the outer wall surface of the bearing end cover, seal teeth are arranged on the seal cover, and the seal teeth extend into the seal groove.
Furthermore, the inner side end face of the second inner retainer ring is provided with a circular convex rib, and four oil leakage ports are uniformly distributed on the convex rib.
Furthermore, an oil plug hole is formed in the left end face of the fixed shaft, an oil filling hole is formed in the outer circumferential face of the fixed shaft, the oil plug hole is formed in the axial direction of the fixed shaft, the oil filling hole is formed in the radial direction of the fixed shaft, and the oil plug is connected with the oil filling hole in a threaded mode.
Furthermore, the bearing end cover comprises a body, wherein an abutting table is arranged on the inner side end face of the bearing end cover and abuts against the inner ring of the bearing, a limiting step face is formed between the abutting table and the inner end face of the bearing end cover, and the step face abuts against the wall of the shaft hole of the roller.
Further, the bearing end cover is provided with an oil groove on the inner side of the abutting table, a shaft hole is formed in the axis direction of the oil groove, and an oil cavity is formed between the inner wall of the oil groove and the outer wall of the bearing after the bearing end cover is fixed on the roller.
Furthermore, the end face of the roller is provided with a fixing groove, and the bearing end cover is fixed in the fixing groove through a screw.
Furthermore, the sealing cover is of a circular plate structure, the tail end of the sealing cover is bent towards one side to form sealing teeth, and the sealing teeth are parallel to the axis of the sealing cover.
Further, the bearing includes bottom plate and riser, and two risers weld on the bottom plate parallelly to each other, the fixed axle is installed on the riser, is equipped with the strengthening rib between bottom plate and riser.
Furthermore, a limiting hole is formed in the vertical plate, and the fixing plate is fixed in the limiting hole through a screw.
Further, the bearing is a roller bearing.
The utility model discloses following beneficial effect has:
1) the utility model discloses it is effectual to prevent grey, and the sealed cowling mutually supports with the bearing end cover and forms the dynamic seal, can effectually avoid and reduce the dust and get into the oil intracavity, reduces the wearing and tearing of bearing.
2) The lubricating oil can be added on the premise of not dismantling the structure, an oil cavity is formed between the oil groove fixed mounting on the bearing end cover and the outer wall of the bearing, the lubricating oil can be stored better in the oil cavity, the lubricating oil flowing out of the oil leakage port enters the oil cavity, and the rolling body on the bearing is lubricated.
3) The utility model discloses a structural mounting casing, the cooperation stability between the structure is good, and the structure is dismantled easily, even take place to block up, the structure is dismantled easily.
Description of the drawings:
fig. 1 is a structural diagram of the present invention.
Fig. 2 is a partially enlarged view of fig. 1.
Fig. 3 is a partially enlarged view of fig. 2.
Fig. 4 is a structural diagram of the middle fixing shaft of the present invention.
Fig. 5 is a structural diagram of the second inner retainer ring of the present invention.
Fig. 6 is an exploded view of the end cap and the sealing cap of the present invention.
Fig. 7 is a structural diagram of the middle roller of the present invention.
Fig. 8 is a structural view of the support base of the present invention.
The specific implementation mode is as follows:
the present invention will be further described with reference to the accompanying drawings.
As shown in fig. 1 to 8, the utility model relates to a cold quick-witted backing roll of ring, including bearing 11, running roller 12, fixed axle 13, bearing 14, end cover 15, outer retaining ring 21, retaining ring 221 in first, retaining ring 222 in the second, sealed cowling 23, fixed plate 31 and limiting plate 32.
The fixed shaft 13 is arranged on the supporting seat 11, the roller 12 is rotatably connected to the fixed shaft 13 through the bearing 14, the right end of the fixed shaft 13 is provided with a step part 131, the circumferential wall of the step part 131 is provided with a rotation stopping step surface 132, the fixed shaft 13 is arranged on the supporting seat 11 in a penetrating mode, the limiting plate 32 is fixedly connected to the supporting seat 11, the rotation stopping step surface 132 on the fixed shaft 13 abuts against the limiting plate 32, and the limiting plate 32 is matched with the rotation stopping step surface 132 and limits the fixed shaft 13 in the circumferential direction. The fixing plate 31 is fixedly connected to the left end of the fixed shaft 13, the fixing plate 31 is fixedly connected to the supporting seat 11, and the fixing plate 31 and the limiting plate 32 axially limit the fixed shaft 13.
The two bearing end covers 15 are sleeved on the fixed shaft 13, the two bearing end covers 15 are fixedly connected to two end faces of the roller 12, the two bearing end covers 15 abut against the outer ring end face of the bearing 14, the right end of the fixed shaft 13 is sleeved with a first inner retainer ring 221 and a seal cover 23, and the seal cover 23 abuts against the step portion 131 through the first inner retainer ring 221 at the right end of the fixed shaft 13.
The left end of the fixed shaft 13 is sleeved with an outer retainer ring 21, a seal cover 23 and a second inner retainer ring 222, the seal cover 23 is positioned between the outer retainer ring 21 and the second inner retainer ring 222, the second inner retainer ring 222 at the left end of the fixed shaft 13 abuts against the outer retainer ring 21 on the supporting seat 11, a first inner retainer ring 221 and a second inner retainer ring 222 at two ends of the fixed shaft 13 respectively abut against the inner ring end face of the bearing 14, the first inner retainer ring 221 and the second inner retainer ring 222 are respectively arranged at the inner sides of the two bearing end covers 15, the outer wall surface of the bearing end cover 15 is provided with a seal groove 151, the seal cover 23 is provided with seal teeth 231, and the seal teeth 231 extend into the seal groove 151.
During installation and assembly, the bearing 14, the first inner retainer 221, the second inner retainer 222, the outer retainer 21 and the sealing cover 23 are firstly sleeved on the fixed shaft 13, then the roller 12 is assembled on the bearing 14, the two bearing end covers 15 and the fixed limiting plate 32 are fixed, then the bearing 14 is installed on the supporting seat 11, and finally the fixed plate 31 is fixed. Through the mutual restraint of size between each part for the structure closely cooperates, and structure convenient to detach, and with clearance and change part. Especially, when the bearing 14 is used for a long time and ash is fed, the bearing 14 can be conveniently cleaned or replaced.
A circular rib 2221 is disposed on the inner end surface of the second inner retainer 222, and four oil leakage ports 2222 are uniformly distributed on the rib 2221. The ribs 2221 abut against the inner race of the bearing 14.
On the premise of not disassembling the structure, in order to add lubricating oil to the bearing 14, an oil plug hole 137 is provided on the left end surface of the fixed shaft 13, an oil filling hole 138 is provided on the outer circumferential surface of the fixed shaft 13, the oil plug hole 137 is provided along the axial direction of the fixed shaft 13 (or may be inclined by a certain angle to facilitate the flow of lubricating oil), the oil filling hole 138 is provided along the radial direction of the fixed shaft 13, and the oil plug is connected to the oil filling hole 138 through a thread.
When lubricating oil is added, lubricating oil is injected into the oil filler hole 138, and the lubricating oil flows into the second inner retainer 222 through the oil filler hole 138 and flows into the outer side of the second inner retainer 222 through the oil drain port 2222 of the second inner retainer 222.
An oil groove 153 is arranged on the bearing end cover 15 and on the inner side of the abutting table 152 on the bearing end cover 15, a shaft hole is formed in the axis direction of the oil groove 153, and after the bearing end cover 15 is fixed on the roller 12, an oil cavity 158 is formed between the inner wall of the oil groove 153 and the outer wall of the bearing 14 correspondingly.
After the oil groove 153 on the bearing end cover 15 is fixedly installed, an oil cavity 158 is formed between the oil groove 153 and the outer wall of the bearing 14, the oil cavity 158 can better store lubricating oil, and the lubricating oil flowing out of the oil leakage port 2222 enters the oil cavity 158 and lubricates the rolling body on the bearing 14.
The utility model provides a bearing end cover 15 includes a body, is equipped with conflict platform 152 on bearing end cover 15's medial surface, and conflict platform 152 is contradicted and is circled at bearing 14's inner circle, forms spacing step face 150 between conflict platform 152 and the terminal surface in bearing end cover 15, and after bearing end cover 15 installation is fixed, step face 150 is contradicted on the axle hole wall of running roller 12. The bearing end cover 15 forms a limiting step surface 150 through the abutting table 152, and the limiting step surface 150 can ensure the installation stability of the bearing end cover 15, so that the fixed installation of the structure is more reliable.
In order to fix and install the bearing end cover 15 better, a fixing groove 121 is arranged on the end face of the roller 12, the bearing end cover 15 is fixed in the fixing groove 121 through screws, and the fixing groove 121 circumferentially limits the bearing end cover 15.
The sealing cover 23 is a circular plate structure, the end of the sealing cover 23 is bent to one side to form a sealing tooth 231, and the sealing tooth 231 is parallel to the axis of the sealing cover 23. A seal groove 151 is provided in an outer wall surface of the bearing cover 15, and seal teeth 231 are inserted into the seal groove 151. The seal teeth 231 and the seal groove 151 are matched with each other to form a dynamic seal, so that dust can be effectively prevented from entering the oil cavity 158, and the abrasion of the bearing is reduced.
The utility model provides a bearing 11 includes bottom plate 111 and riser 112, and two risers 112 weld on bottom plate 111 in parallel to each other, and fixed axle 13 is installed on riser 112, is equipped with the strengthening rib between bottom plate 111 and riser 112.
The vertical plate 112 is provided with a limiting hole, the fixing plate 31 is fixed in the limiting hole through a screw, and the limiting hole can circumferentially limit the fixing plate 31, so that the fixing and installation of the structure are more reliable.
The bearing 14 in the present invention is a roller bearing.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, several modifications can be made without departing from the principle of the present invention, and these modifications should also be regarded as the protection scope of the present invention.
Claims (10)
1. The utility model provides a cold quick-witted backing roll of ring, includes bearing (11), running roller (12), fixed axle (13) and bearing (14), fixed axle (13) set up on bearing (11), and running roller (12) rotate through bearing (14) and connect on fixed axle (13), its characterized in that: the roller bearing further comprises bearing end covers (15), an outer retainer ring (21), a first inner retainer ring (221), a second inner retainer ring (222), a sealing cover (23), a fixing plate (31) and a limiting plate (32), wherein a step part (131) is arranged at the right end of the fixing shaft (13), a rotation stopping step surface (132) is arranged on the circumferential wall of the step part (131), the fixing shaft (13) penetrates through the supporting seat (11), the limiting plate (32) is fixedly connected to the supporting seat (11), the rotation stopping step surface (132) on the fixing shaft (13) is abutted against the limiting plate (32), the fixing plate (31) is fixedly connected to the left end of the fixing shaft (13), the fixing plate (31) is fixedly connected with the supporting seat (11), the two bearing end covers (15) are fixedly connected to two end surfaces of the roller (12), and the two bearing end covers (15) are abutted against the outer ring end surface of the bearing (14, a first inner check ring (221) and a seal cover (23) are sleeved at the right end of a fixed shaft (13), the seal cover (23) is abutted to the first inner check ring (221) at the right end of the fixed shaft (13), an outer check ring (21), the seal cover (23) and a second inner check ring (222) are sleeved at the left end of the fixed shaft (13) from left to right, the outer check ring (21) is abutted to a supporting seat (11) by the second inner check ring (222) at the left end of the fixed shaft (13), the first inner check ring (221) and the second inner check ring (222) at two ends of the fixed shaft (13) are abutted to the inner ring end face of a bearing (14) respectively, a seal groove (151) is formed in the outer wall face of a bearing end cover (15), seal teeth (231) are formed in the seal cover (23), and the seal teeth (231) extend into the seal groove (151).
2. The circular cooler supporting roller according to claim 1, characterized in that: the end face of the inner side of the second inner retainer ring (222) is provided with a circular convex rib (2221), and four oil leakage ports (2222) are uniformly distributed on the convex rib (2221).
3. A backup roll for a circular cooler according to claim 2, wherein: the left end face of the fixed shaft (13) is provided with an oil plug hole (137), an oil filling hole (138) is formed in the outer circumferential face of the fixed shaft (13), the oil plug hole (137) is arranged along the axial direction of the fixed shaft (13), the oil filling hole (138) is arranged along the radial direction of the fixed shaft (13), and the oil plug is in threaded connection with the oil filling hole (138).
4. The circular cooler supporting roller according to claim 1, characterized in that: the bearing end cover (15) comprises a body, wherein a collision table (152) is arranged on the inner side end face of the bearing end cover (15), the collision table (152) is collided on an inner ring of the bearing (14), a limiting step face (150) is formed between the collision table (152) and the inner end face of the bearing end cover (15), and the step face (150) is collided on the shaft hole wall of the roller (12).
5. The circular cooler supporting roller according to claim 4, characterized in that: an oil groove (153) is formed in the bearing end cover (15) and located on the inner side of the abutting table (152), a shaft hole is formed in the axis direction of the oil groove (153), and after the bearing end cover (15) is fixed to the roller (12), an oil cavity (158) is formed between the inner wall of the oil groove (153) and the outer wall of the bearing (14) correspondingly.
6. The circular cooler supporting roller according to claim 1, characterized in that: the end face of the roller (12) is provided with a fixing groove (121), and the bearing end cover (15) is fixed in the fixing groove (121) through a screw.
7. The circular cooler supporting roller according to claim 1, characterized in that: the sealing cover (23) is of a circular plate structure, the tail end of the sealing cover (23) is bent towards one side to form a sealing tooth (231), and the sealing tooth (231) is parallel to the axis of the sealing cover (23).
8. The circular cooler supporting roller according to claim 1, characterized in that: the supporting seat (11) comprises a bottom plate (111) and vertical plates (112), the two vertical plates (112) are welded on the bottom plate (111) in parallel, the fixed shaft (13) is installed on the vertical plates (112), and reinforcing ribs are arranged between the bottom plate (111) and the vertical plates (112).
9. A backup roll for a circular cooler according to claim 8, wherein: the vertical plate (112) is provided with a limiting hole, and the fixing plate (31) is fixed in the limiting hole through a screw.
10. The circular cooler supporting roller according to claim 1, characterized in that: the bearing (14) adopts a roller bearing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921140685.4U CN210374657U (en) | 2019-07-19 | 2019-07-19 | Supporting roll of circular cooler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921140685.4U CN210374657U (en) | 2019-07-19 | 2019-07-19 | Supporting roll of circular cooler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210374657U true CN210374657U (en) | 2020-04-21 |
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ID=70272674
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921140685.4U Active CN210374657U (en) | 2019-07-19 | 2019-07-19 | Supporting roll of circular cooler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210374657U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114620511A (en) * | 2022-04-18 | 2022-06-14 | 南通润邦重机有限公司 | Material taking tail wheel device of embedded scraper ship unloader |
-
2019
- 2019-07-19 CN CN201921140685.4U patent/CN210374657U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114620511A (en) * | 2022-04-18 | 2022-06-14 | 南通润邦重机有限公司 | Material taking tail wheel device of embedded scraper ship unloader |
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