CN209115545U - One kind being used for end cover type sliding bearing oil ring guiding structure - Google Patents
One kind being used for end cover type sliding bearing oil ring guiding structure Download PDFInfo
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- CN209115545U CN209115545U CN201821733633.3U CN201821733633U CN209115545U CN 209115545 U CN209115545 U CN 209115545U CN 201821733633 U CN201821733633 U CN 201821733633U CN 209115545 U CN209115545 U CN 209115545U
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- oil ring
- bearing
- bearing shell
- type sliding
- guiding structure
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Abstract
The utility model discloses one kind to be used for end cover type sliding bearing oil ring guiding structure, including bearing block, bearing shell and oil ring, installation through-hole is formed in the middle part of the left and right ends of the bearing block, bearing (ball) cover is fixed in the middle part of the left end of bearing block, the right end of bearing block is fixed with outer connection end cap, rotation axis sleeve is in installation through-hole, in bearing (ball) cover and outer connection end cap, rotation axis is in bearing block, bearing shell attachment base is equipped with inside the bearing block, bearing shell is installed in the middle part of bearing shell attachment base, there is oil storage room in bearing shell attachment base, rotation axis sleeve is in bearing shell, the bearing shell has bearing shell oil ring bias arc groove, oil ring is hung on the rotating shaft and sleeve is in bearing shell oil ring bias arc groove, the top surface of bearing shell oil ring bias arc groove forms through slot.It, to guarantee the normal use of bearing shell, is improved service life by the way that oil ring guide portion is arranged so that oil ring will not directly be contacted in whipping with bearing shell oil ring bias arc groove.
Description
Technical field:
The utility model relates to sliding bearing equipment technical fields, are used for end cover type sliding axle more specifically to one kind
Hold oil ring guiding structure.
Background technique:
In the process of running, end cover type sliding bearing needs the lubrication and cooling of oil to motor.Due to end cover type sliding bearing
Motor it is generally more nervous to space requirement, and end bracket type bearing own structural characteristics often use oil ring self-lubricating mode.
The main operational principle of oil ring band oil is that oil ring is hung on movable body, and grease chamber liquid level is immersed hereinafter, working as rotor in the bottom of oil ring
When rotation, rotate oil ring and then by the contact friction force of oil ring and rotor, to take the oil of grease chamber to relative motion table
Face.
In oil ring normal course of operation, safety and steady；Emergency case can touch together with bearing shell oil ring groove, and oil ring is with axis
High speed rotation, oil ring and bearing shell are all metal material again, and the two friction can generate tiny metallic particles and enter bearing shell surface, are broken
Bad oil film is formed, and will cause bearing shell tile kilning when serious.
Utility model content:
The purpose of the utility model is to overcome the deficiencies in the prior art, provide one kind and lead for end cover type sliding bearing oil ring
Guiding structure, it is by setting oil ring guide portion, so that oil ring will not be direct with bearing shell oil ring bias arc groove in whipping
Contact, to guarantee the normal use of bearing shell, improves service life.
The scheme that the utility model solves the technical problem is:
One kind being used for end cover type sliding bearing oil ring guiding structure, including bearing block, bearing shell and oil ring, the bearing block
Installation through-hole is formed in the middle part of left and right ends, is fixed with bearing (ball) cover in the middle part of the left end of bearing block, the right end of bearing block is fixed
There is outer connection end cap, in installation through-hole, bearing (ball) cover and outer connection end cap, rotation axis is in bearing block rotation axis sleeve,
It is equipped with bearing shell attachment base inside the bearing block, bearing shell is installed in the middle part of bearing shell attachment base, there is oil storage in bearing shell attachment base
Room, rotation axis sleeve is in bearing shell, and the bearing shell has bearing shell oil ring bias arc groove, and oil ring is hung on the rotating shaft and sleeve exists
In bearing shell oil ring bias arc groove, the top surface of bearing shell oil ring bias arc groove forms through slot, the inner sidewall of lower part two of through slot
On be respectively and fixedly provided with oil ring guide portion, the top of oil ring is between two oil ring guide portions, and the lower part of oil ring is in oil storage room.
Wear-resisting lubricant layer is compounded on the wall surface of the bearing shell, wear-resisting lubricant layer is in contact with the lateral wall of rotation axis.
Stop pin is fixed on the installation wall surface of the bearing shell attachment base, stop pin stretches out the installation wall surface of bearing shell attachment base
The location hole that has on the installation wall surface of bearing shell of part sleeve in.
The top relative wall of described two oil ring guide portions forms lug boss, and two lug bosses are in the upper of oil ring
Side.
It is respectively and fixedly provided with sealing ring on the inner sidewall of the installation through-hole of the bearing (ball) cover, outer connection end cap and right end, rotates
The lateral wall of axis is pressed against on the inner sidewall of corresponding sealing ring.
Limit arc groove is formed on the lower outside wall of the bearing shell, the lower part of oil ring is corresponding with limit arc groove.
The oil ring guide portion is polytetrafluoroethylene (PTFE) oil ring guide portion.
The middle top surface of the through slot forms vertical through-hole.
The protrusion effect of the utility model is:
Compared with prior art, it is by setting oil ring guide portion, so that oil ring will not be with bearing shell oil in whipping
Ring bias arc groove directly contacts, to guarantee the normal use of bearing shell, improves service life.
Detailed description of the invention:
Fig. 1 is the partial structural diagram of the utility model.
Specific embodiment:
Embodiment is shown in as shown in Figure 1, a kind of for end cover type sliding bearing oil ring guiding structure, including bearing block 1, axis
Watts 2 and oil ring 3, form installation through-hole 11 in the middle part of the left and right ends of the bearing block 1, it is fixed in the middle part of the left end of bearing block 1
There is bearing (ball) cover 12, the right end of bearing block 1 is fixed with outer connection end cap 13, and 10 sleeve of rotation axis is in installation through-hole 11, bearing end
In lid 12 and outer connection end cap 13, rotation axis 10 is in bearing block 1, and bearing shell attachment base 14, axis are equipped with inside the bearing block 1
The middle part of watt attachment base 14 is equipped with bearing shell 2, has oil storage room 15 in bearing shell attachment base 14,10 sleeve of rotation axis in bearing shell 2,
The bearing shell 2 has bearing shell oil ring bias arc groove 21, and oil ring 3 is hung in rotation axis 10 and sleeve is in bearing shell oil ring bias arc
In slot 21, the top surface of bearing shell oil ring bias arc groove 21 forms through slot 22, fixes on the inner sidewall of lower part two of through slot 22
There is oil ring guide portion 23, the top of oil ring 3 is between two oil ring guide portions 23, and the lower part of oil ring 3 is in oil storage room 15
In.
Further, wear-resisting lubricant layer 24, wear-resisting lubricant layer 24 and rotation axis 10 are compounded on the wall surface of the bearing shell 2
Lateral wall be in contact.
Further, stop pin 5 is fixed on the installation wall surface of the bearing shell attachment base 14, stop pin 5 stretches out bearing shell
In the location hole that the part sleeve of the installation wall surface of attachment base 14 has on the installation wall surface of bearing shell 2.
Further, the top relative wall of described two oil ring guide portions 23 forms lug boss 231, two protrusions
Portion 231 is in the top of oil ring 3.
Further, on the inner sidewall of the installation through-hole 11 of the bearing (ball) cover 12, outer connection end cap 13 and right end
It is fixed with sealing ring 50, the lateral wall of rotation axis 10 is pressed against on the inner sidewall of corresponding sealing ring 50.
Further, limit arc groove 25, the lower part of oil ring 3 and limit are formed on the lower outside wall of the bearing shell 2
Position arc groove 25 is corresponding.
Further, the oil ring guide portion 23 is polytetrafluoroethylene (PTFE) oil ring guide portion.
Further, the middle top surface of the through slot 22 forms vertical through-hole 221.
When the present embodiment is in use, when oil ring 3 is rotated with rotation axis 10, by the oil liquid in oil storage room 15 with oil
Ring 3 drives on bearing shell 2 and rotation axis 10, realizes lubrication, when oil ring 3 is rotated, passes through two oil ring guide portions 23
Guide and limit effect guarantees that oil ring 3 will not be contacted with bearing shell oil ring bias arc groove 21, to reduce abrasion, guarantee bearing shell 2 and
Complete, the service life of raising bearing shell 2 of the oil film contacted between rotation axis 10, the normal operation of guarantee bearing shell 2.
Claims (8)
1. one kind is used for end cover type sliding bearing oil ring guiding structure, including bearing block (1), bearing shell (2) and oil ring (3), described
It is formed installation through-hole (11) in the middle part of the left and right ends of bearing block (1), is fixed with bearing (ball) cover in the middle part of the left end of bearing block (1)
(12), the right end of bearing block (1) is fixed with outer connection end cap (13), and rotation axis (10) sleeve is in installation through-hole (11), bearing end
It covers in (12) and outer connection end cap (13), rotation axis (10) is in bearing block (1), it is characterised in that: in the bearing block (1)
Portion is equipped with bearing shell attachment base (14), is equipped with bearing shell (2) in the middle part of bearing shell attachment base (14), has storage in bearing shell attachment base (14)
Grease chamber (15), for rotation axis (10) sleeve in bearing shell (2), the bearing shell (2) has bearing shell oil ring bias arc groove (21), oil ring
(3) it hangs on rotation axis (10) and sleeve is in bearing shell oil ring bias arc groove (21), bearing shell oil ring bias arc groove (21)
Top surface forms through slot (22), is respectively and fixedly provided with oil ring guide portion (23) on the inner sidewall of lower part two of through slot (22), oil ring (3)
Top is between two oil ring guide portions (23), and the lower part of oil ring (3) is in oil storage room (15).
2. according to claim 1 a kind of for end cover type sliding bearing oil ring guiding structure, it is characterised in that: the axis
It is compounded with wear-resisting lubricant layer (24) on the wall surface of watt (2), wear-resisting lubricant layer (24) is in contact with the lateral wall of rotation axis (10).
3. according to claim 1 a kind of for end cover type sliding bearing oil ring guiding structure, it is characterised in that: the axis
It is fixed with stop pin (5) on the installation wall surface of watt attachment base (14), stop pin (5) stretches out the installation wall surface of bearing shell attachment base (14)
The location hole that has on the installation wall surface of bearing shell (2) of part sleeve in.
4. according to claim 1 a kind of for end cover type sliding bearing oil ring guiding structure, it is characterised in that: described two
The top relative wall of a oil ring guide portion (23) forms lug boss (231), and two lug bosses (231) are in oil ring (3)
Top.
5. according to claim 1 a kind of for end cover type sliding bearing oil ring guiding structure, it is characterised in that: the axis
Sealing ring (50) are respectively and fixedly provided on the inner sidewall of the installation through-hole (11) of socket end lid (12), outer connection end cap (13) and right end, are turned
The lateral wall of moving axis (10) is pressed against on the inner sidewall of corresponding sealing ring (50).
6. according to claim 1 a kind of for end cover type sliding bearing oil ring guiding structure, it is characterised in that: the axis
Limit arc groove (25) is formed on the lower outside wall of watt (2), the lower part of oil ring (3) is corresponding with arc groove (25) are limited.
7. according to claim 1 a kind of for end cover type sliding bearing oil ring guiding structure, it is characterised in that: the oil
Ring guide portion (23) is polytetrafluoroethylene (PTFE) oil ring guide portion.
8. according to claim 1 a kind of for end cover type sliding bearing oil ring guiding structure, it is characterised in that: described logical
The middle top surface of slot (22) forms vertical through-hole (221).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821733633.3U CN209115545U (en) | 2018-10-25 | 2018-10-25 | One kind being used for end cover type sliding bearing oil ring guiding structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821733633.3U CN209115545U (en) | 2018-10-25 | 2018-10-25 | One kind being used for end cover type sliding bearing oil ring guiding structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209115545U true CN209115545U (en) | 2019-07-16 |
Family
ID=67202205
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821733633.3U Active CN209115545U (en) | 2018-10-25 | 2018-10-25 | One kind being used for end cover type sliding bearing oil ring guiding structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209115545U (en) |
-
2018
- 2018-10-25 CN CN201821733633.3U patent/CN209115545U/en active Active
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