CN208997183U - Ball bearing - Google Patents
Ball bearing Download PDFInfo
- Publication number
- CN208997183U CN208997183U CN201821478811.2U CN201821478811U CN208997183U CN 208997183 U CN208997183 U CN 208997183U CN 201821478811 U CN201821478811 U CN 201821478811U CN 208997183 U CN208997183 U CN 208997183U
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- toroidal frame
- rod
- ball
- conical head
- adjusting rod
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Abstract
The utility model relates to technical field of bearings, especially disclose a kind of ball bearing, including outer ring, inner ring, retainer and ball, the retainer includes the be harmonious upper toroidal frame and lower toroidal frame of setting, the upper toroidal frame is fixedly connected with lower toroidal frame by the fixing piece being threaded through in connecting rod, fixing piece includes adjusting rod and the expansion sleeve that is set on adjusting rod, the adjusting rod includes the body of rod and conical head, at least two one-tenth bullets being axially distributed are provided on conical head, expansion sleeve part corresponding with conical head is expanding end, its part corresponding with the body of rod is connecting pin, position limiting convex ring is provided on the circumferential surface of connecting pin, the conical cavity being adapted to conical head is provided in expanding end, the outer peripheral surface of expanding end is provided with annular convex rib, the movement of adjusting rod makes the conical head of adjusting rod strut expanding end to make limit convex Ring and annular convex rib are abutted with the two sides of connecting rod respectively realizes being fixedly connected for upper toroidal frame and lower toroidal frame.
Description
Technical field
The utility model relates to technical field of bearings, especially a kind of ball bearing.
Background technique
Currently, ball bearing generally comprises outer ring, inner ring, ball and retainer, retainer is wholely set, then
It allows ball to squeeze into the pocket hole of retainer, squeezes may result in ball deformation in this way, its circularity is destroyed, so that rotary resistance is big
It is not smooth, increase friction and fever, there are also seal deep groove ball bearings during the work time, relies primarily on grease lubrication.It is existing
Bearing nylon cages do not have to carry out the design in terms of effectively lubricating in terms of the lubrication of steel ball and retainer, in bearing grease injection
After, grease cannot adequately enter in retainer pocket hole, so that steel ball cannot be made to obtain with retainer, steel ball and inner and outer ring raceway
Adequately lubrication, and with the rotary work of bearing, grease is thrown out of far from raceway, and the appearance of above situation all can be to axis
The lubrication held has an impact, make bearing at work steel ball and retainer, steel ball and Internal and external cycle raceway abrasion aggravation, lead
The operating temperature of bearing is caused to increase, to reduce the service life of bearing.
Summary of the invention
It is a kind of easy for installation that in order to overcome the deficiencies of the prior art, the utility model provides, and stable connection is secured, lubrication
The good ball bearing of effect.
To achieve the goals above, the technical solution adopted in the utility model is: a kind of ball bearing, including outer ring, interior
Circle, retainer and ball, the retainer include be harmonious setting upper toroidal frame and lower toroidal frame, upper toroidal frame include along its week
To distribution upper protrusion and connection two adjacent upper protrusions upper interconnecting piece, lower toroidal frame include along its it is circumferentially distributed under it is grand
The portion of rising and the lower interconnecting piece for connecting two adjacent lower protrusions, when upper toroidal frame and lower toroidal frame are harmonious, each upper protrusion is under
Protrusion, which corresponds, constitutes the intermediate wheel flange with pocket hole, and each upper interconnecting piece and lower interconnecting piece correspond and abut structure
At connecting rod, the upper toroidal frame is fixedly connected with lower toroidal frame by the fixing piece being threaded through in connecting rod, and fixing piece includes
Adjusting rod and the expansion sleeve being set on adjusting rod, the adjusting rod includes the body of rod and conical head, is provided at least on conical head
Two at the bullet being axially distributed, expansion sleeve part corresponding with conical head is expanding end, portion corresponding with the body of rod
It is divided into connecting pin, position limiting convex ring is provided on the circumferential surface of connecting pin, the conical cavity being adapted to conical head is provided in expanding end, it is swollen
The outer peripheral surface at swollen end is provided with annular convex rib, and guide post is provided on the circumferential surface of the body of rod, is provided on the inner wall of connecting pin
For the slot of guide post insertion, slot is separately positioned on the upper and lower ends of connecting pin and in being arranged in a staggered manner, and is arranged between two slots
There is cambered way, the both ends of cambered way are connected to two slots respectively, and cambered way the end of end slot is on connecting pin
Towards the bending section of expansion extreme direction bending, bending part is arc-shaped transition connection, and the rotation of adjusting rod can drive guide post along arc
Shape slideway is mobile make the conical head of adjusting rod by expanding end strut to make position limiting convex ring and annular convex rib respectively with connecting rod
Abutting realization upper toroidal frame in two sides is fixedly connected with lower toroidal frame.
In above-mentioned technical proposal, expansion sleeve is successively threaded through on interconnecting piece and lower interconnecting piece, and position limiting convex ring is located at upper company
The outside of socket part, annular convex rib are located at the outside of lower interconnecting piece, slide guide post arcuately by the rotation of outer power drive adjusting rod
Road is mobile, i.e., adjusting rod is mobile to make conical head strut expanding end toward the direction far from expanding end in the axial direction, this time limit
Position bulge loop is connected on the lateral surface of interconnecting piece, and annular convex rib is also softened on the lateral surface for being connected to lower interconnecting piece, in folder
State is held, upper interconnecting piece is clamped together with lower interconnecting piece and realizes being fixedly connected for upper toroidal frame and lower toroidal frame, arc is sliding
Road is integrally in from the lower end of connecting pin to upper end angled transition, and structure is simple, is connected firmly, and preferred fixing piece can be correspondingly arranged
In the two sides of retainer or setting in each connecting rod.
As the further setting of the utility model, several v notch vs are provided on the expanding end, v notch v
Along the axially extending distribution of expansion sleeve, expanding end is divided into more valve structures, end of the body of rod far from conical head by v notch v
Cross recess is provided on face.
In above-mentioned technical proposal, preferred v notch v is four, and expanding end is divided into uniform four, is expanded in this way
End can be preferably softened, and the setting of cross recess can be such as driven with Phillips screwdriver in order to which adjusting rod is preferably driven
Adjusting rod rotation, structure is simple, easy to process.
As the further setting of the utility model, the face of the position limiting convex ring and annular convex rib face connecting rod is plane
Structure, the consistency of thickness of the distance between position limiting convex ring and annular convex rib and connecting rod.
In above-mentioned technical proposal, the face that position limiting convex ring and annular convex rib are abutted with connecting rod is planar structure, can be increased in this way
Large access area enables position limiting convex ring and annular convex rib stable by upper toroidal frame and lower annular so that clamping is stronger
Frame clamps, and stable structure is secured.
As the further setting of the utility model, it is provided with shoe cream room in the connecting rod, shoe cream room and wheel flange
Inside connection, the opening of shoe cream room be arranged fuel-displaced ball and for fuel-displaced ball installation annular chamber, one end of annular chamber with
Connection, the other end are connected to shoe cream room inside wheel flange, and the both ends open diameter of annular chamber is respectively less than the diameter of fuel-displaced ball.
In above-mentioned technical proposal, preferred shoe cream room may be provided at interconnecting piece or lower interconnecting piece or upper interconnecting piece and lower company
The junction of socket part, the setting of fuel-displaced ball be it is too fast in order to avoid the grease leakage in shoe cream room, fuel-displaced ball is towards pocket
Hole it is a part of it is exposed abutted outside annular chamber with ball, fuel-displaced ball towards shoe cream room a part also it is exposed outside with grease
Contact, the rolling of ball can drive fuel-displaced ball to roll, and grease can be carried over the table for being sticked to ball by the rolling of fuel-displaced ball
Face, plays the role of lubrication, it is fuel-displaced more evenly, it is longer using the time.
As the further setting of the utility model, several circular grooves are provided on the inner wall of the wheel flange, circle
The opening diameter of connected in star is less than 1/10th diameters of ball.
In above-mentioned technical proposal, the setting of circular groove can reduce the contact area of ball Yu wheel flange inner wall, and reduction rubs
It wipes, reduces abrasion, the service life is longer, and there are also the effects of oil storage for the setting of circular groove, as the grease on ball is too many
When, with rotation, grease can flow into circular groove and temporarily store, and avoid splashing everywhere, prolong the service life.
The utility model is further described with reference to the accompanying drawing.
Detailed description of the invention
Attached drawing 1 is the utility model specific embodiment appearance diagram；
Attached drawing 2 is the Structure explosion diagram of the utility model specific embodiment retainer and ball；
Attached drawing 3 is the structure sectional view of the utility model specific embodiment retainer；
Attached drawing 4 is the partial structure sectional view of the utility model specific embodiment retainer；
Attached drawing 5 is the structural schematic diagram of the utility model specific embodiment fixing piece；
Attached drawing 6 is the structure sectional view of the utility model specific embodiment fixing piece；
Attached drawing 7 is the structure sectional view of the utility model specific embodiment expansion sleeve.
Specific embodiment
Specific embodiment of the utility model is as shown in Figure 1-3, a kind of ball bearing, including outer ring 1, inner ring 2, retainer
3 and ball 4, the retainer 3 includes the be harmonious upper toroidal frame 31 and lower toroidal frame 32 of setting, and upper toroidal frame 31 includes along its week
To the upper interconnecting piece 312 of the two adjacent upper protrusions 311 of upper protrusion 311 and connection of distribution, lower toroidal frame 32 includes along its week
To the lower interconnecting piece 322 of the two adjacent lower protrusions 321 of lower protrusion 321 and connection of distribution, upper toroidal frame 31 and lower toroidal frame
32 when being harmonious, and each upper protrusion 311 is corresponded with lower protrusion 321 constitutes the intermediate wheel flange A with pocket hole 33, each
Upper interconnecting piece 312 and lower interconnecting piece 322, which are corresponded and abutted, constitutes connecting rod B, the upper toroidal frame 31 and lower toroidal frame 32
It is fixedly connected by the fixing piece 5 being threaded through on connecting rod B, fixing piece 5 includes adjusting rod 51 and is set on adjusting rod 51
Expansion sleeve 52, the adjusting rod 51 include the body of rod 511 and conical head 512, and at least two one-tenth axial point is provided on conical head 512
The bullet 5121 of cloth, the expansion sleeve 52 part corresponding with conical head 512 is expanding end 521, corresponding with the body of rod 511
Part is connecting pin 522, is provided with position limiting convex ring 5221 on the circumferential surface of connecting pin 522, is provided in expanding end 521 and conical head
The conical cavity 5211 of 512 adaptations, the outer peripheral surface of expanding end 521 are provided with annular convex rib 5212, set on the circumferential surface of the body of rod 511
It is equipped with guide post 5111, the slot 5222 being inserted into for guide post 5111 is provided on the inner wall of connecting pin 522, slot 5222 is distinguished
The upper and lower ends of connecting pin 522 are set and are in be arranged in a staggered manner, cambered way 5223 is provided between two slots 5222, arc is sliding
The both ends in road 5223 are connected to two slots 5222 respectively, the end of the end slot 5222 on connecting pin 522 of cambered way 5223
For towards the bending section 5224 of 521 direction bending of expanding end, bending part is arc-shaped transition connection, and the rotation of adjusting rod 51 can drive
Arcuately the movement of slideway 5223 makes the conical head 512 of adjusting rod 51 strut expanding end 521 to make limit convex to guide post 5111
Ring 5221 and annular convex rib 5212 are abutted with the two sides of connecting rod B respectively realizes that upper toroidal frame 31 and the fixed of lower toroidal frame 32 connect
It connects.Expansion sleeve 52 is successively threaded through on interconnecting piece 312 and lower interconnecting piece 322, and position limiting convex ring 5221 is located at upper interconnecting piece 312
Outside, annular convex rib 5212 are located at the outside of lower interconnecting piece 322, make 5111 edge of guide post by the rotation of outer power drive adjusting rod 51
Cambered way 5223 is mobile, i.e., adjusting rod 51 is mobile to make conical head 512 will toward the direction far from expanding end 521 in the axial direction
Expanding end 521 struts, and positioning is played the role of in the setting of bending section 5224, when guide post 5111 slides into bending section 5224, leads
It is located at the trough of bending section 5224 to column 5111, and bending part opposite can form wave crest, such guide post 5111 will be kept off
Firmly, it avoids gliding, so that expanding end 521 is always in the state being softened, position limiting convex ring 5221 is connected to interconnecting piece at this time
On 312 lateral surface, annular convex rib 5212 is also softened on the lateral surface for being connected to lower interconnecting piece 322, is in clamp position, will be upper
Interconnecting piece 312 is clamped together with lower interconnecting piece 322 realizes being fixedly connected for upper toroidal frame 31 and lower toroidal frame 32, cambered way
5223 is whole in from the lower end of connecting pin 522 to upper end angled transition, and structure is simple, is connected firmly, and preferred fixing piece 5 can be right
The two sides of retainer 3 should be set or be arranged on each connecting rod B, the description of orientation up and down herein is refered in particular to expansion sleeve
On being for object of reference connecting pin, under expanding end is.
Several v notch vs 5213, axial direction of the v notch v 5213 along expansion sleeve 52 are provided on above-mentioned expanding end 521
Extend distribution, expanding end 521 is divided into more valve structures, the end face of the body of rod 511 far from conical head 512 by v notch v 5213
On be provided with cross recess 5112.Preferred v notch v 5213 is four, expanding end 521 is divided into uniform four, in this way
Expanding end 521 can be preferably softened, and the setting of cross recess 5112 is such as available cross in order to which adjusting rod 51 is preferably driven
Screwdriver come drive adjusting rod 51 rotate, structure is simple, easy to process.
The face of 5212 face connecting rod B of above-mentioned position limiting convex ring 5221 and annular convex rib is planar structure, position limiting convex ring 5221
Consistency of thickness of the distance between the annular convex rib 5212 with connecting rod B.Position limiting convex ring 5221 and annular convex rib 5212 with connect
The face that bar B is abutted is planar structure, can increase contact area in this way, so that clamping is stronger, so that 5221 He of position limiting convex ring
Annular convex rib 5212 stable can clamp upper toroidal frame 31 and lower toroidal frame 32, and stable structure is secured.
Shoe cream room 34 is provided on above-mentioned connecting rod B, shoe cream room 34 is connected to the inside of wheel flange A, and shoe cream room 34 is opened
Inside the fuel-displaced ball 35 of setting and the annular chamber 36 for the installation of fuel-displaced ball 35 at mouthful, one end of annular chamber 36 and wheel flange A
Connection, the other end are connected to shoe cream room 34, and the both ends open diameter of annular chamber 36 is respectively less than the diameter of fuel-displaced ball 35.Preferably
Shoe cream room 34 may be provided at the junction of interconnecting piece 312 or lower interconnecting piece 322 or upper interconnecting piece 312 and lower interconnecting piece 322, out
The setting of oily ball 35 is too fast in order to avoid the grease leakage in shoe cream room 34, one towards pocket hole 33 of fuel-displaced ball 35
It is point exposed to be abutted with ball 4 annular chamber 36 is outer, fuel-displaced ball 35 towards shoe cream room 34 a part also it is exposed outside with grease
Contact, the rolling of ball 4 can drive fuel-displaced ball 35 to roll, and grease can be carried over by the rolling of fuel-displaced ball 35 and be sticked to ball
4 surface, plays the role of lubrication, it is fuel-displaced more evenly, it is longer using the time.
Several circular grooves 37 are provided on the inner wall of above-mentioned wheel flange A, the opening diameter of circular groove 37 is less than rolling
/ 10th diameters of pearl 4.The setting of circular groove 37 can reduce the contact area of ball 4 Yu wheel flange A inner wall, and reduction rubs
It wipes, reduces abrasion, the service life is longer, and there are also the effects of oil storage for the setting of circular groove 37, as the grease on ball 4 is too many
When, with rotation, grease can flow into circular groove 37 and temporarily store, and avoid splashing everywhere, prolong the service life.
The utility model is not limited to above-mentioned specific embodiment, and persons skilled in the art are according to the utility model public affairs
The content opened can be implemented the utility model or all using the utility model using other a variety of specific embodiments
Design structure and thinking, do simple change or change, both fall within the protection scope of the utility model.
Claims (5)
1. a kind of ball bearing, including outer ring, inner ring, retainer and ball, it is characterised in that: the retainer includes being harmonious with setting
The upper toroidal frame and lower toroidal frame set, upper toroidal frame include along two adjacent upper protrusions of its circumferentially distributed upper protrusion and connection
Upper interconnecting piece, lower toroidal frame include along its circumferentially distributed lower protrusion and connection two adjacent lower protrusions lower interconnecting piece,
When upper toroidal frame and lower toroidal frame are harmonious, each upper protrusion and lower protrusion correspond and constitute the intermediate clamping with pocket hole
Circle, each upper interconnecting piece and lower interconnecting piece correspond and abut composition connecting rod, and the upper toroidal frame and lower toroidal frame pass through
The fixing piece being threaded through in connecting rod is fixedly connected, and fixing piece includes adjusting rod and the expansion sleeve that is set on adjusting rod, described
Adjusting rod includes the body of rod and conical head, is provided at least two one-tenth bullets being axially distributed on conical head, the expansion sleeve with
The corresponding part of conical head is expanding end, and part corresponding with the body of rod is connecting pin, is provided with limit on the circumferential surface of connecting pin
Bulge loop is provided with the conical cavity being adapted to conical head in expanding end, and the outer peripheral surface of expanding end is provided with annular convex rib, the body of rod
Circumferential surface on be provided with guide post, the slot for guide post insertion is provided on the inner wall of connecting pin, slot is separately positioned on company
It connects the upper and lower ends at end and is in be arranged in a staggered manner, cambered way is provided between two slots, the both ends of cambered way are inserted with two respectively
Slot connection, the end of cambered way end slot on connecting pin are the bending section towards expansion extreme direction bending, and bending part is
Arc-shaped transition connection, the rotation of adjusting rod can drive guide post, and arcuately slideway movement supports the conical head of adjusting rod by expanding end
It opens that position limiting convex ring and annular convex rib is made to abut the fixation for realizing upper toroidal frame and lower toroidal frame with the two sides of connecting rod respectively
Connection.
2. ball bearing according to claim 1, it is characterised in that: be provided with several bar shapeds on the expanding end and lack
Mouthful, for v notch v along the axially extending distribution of expansion sleeve, expanding end is divided into more valve structures by v notch v, and the body of rod is separate
Cross recess is provided on the end face of conical head.
3. ball bearing according to claim 2, it is characterised in that: the position limiting convex ring is connected with annular convex rib face
The face of bar is planar structure, the consistency of thickness of the distance between position limiting convex ring and annular convex rib and connecting rod.
4. ball bearing according to claim 1 or 2 or 3, it is characterised in that: it is provided with shoe cream room in the connecting rod,
Shoe cream room is connected to the inside of wheel flange, and fuel-displaced ball and the annular for the installation of fuel-displaced ball is arranged in the opening of shoe cream room
Chamber, one end of annular chamber and wheel flange inside are connected to, and the other end is connected to shoe cream room, and the both ends open diameter of annular chamber is respectively less than
The diameter of fuel-displaced ball.
5. ball bearing according to claim 4, it is characterised in that: be provided with several circles on the inner wall of the wheel flange
Connected in star, the opening diameter of circular groove are less than 1/10th diameters of ball.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821478811.2U CN208997183U (en) | 2018-09-10 | 2018-09-10 | Ball bearing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821478811.2U CN208997183U (en) | 2018-09-10 | 2018-09-10 | Ball bearing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208997183U true CN208997183U (en) | 2019-06-18 |
Family
ID=66800466
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821478811.2U Active CN208997183U (en) | 2018-09-10 | 2018-09-10 | Ball bearing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208997183U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111998000A (en) * | 2020-09-14 | 2020-11-27 | 邵阳博亿技术服务有限公司 | Deep groove ball bearing retainer |
| CN112431849A (en) * | 2020-10-12 | 2021-03-02 | 宁波美亚特精密传动部件有限公司 | Dustproof ball bearing with lubricating assembly |
| CN117759630A (en) * | 2024-02-22 | 2024-03-26 | 上海骋海新能源科技有限公司 | Ball bearing |
-
2018
- 2018-09-10 CN CN201821478811.2U patent/CN208997183U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111998000A (en) * | 2020-09-14 | 2020-11-27 | 邵阳博亿技术服务有限公司 | Deep groove ball bearing retainer |
| CN112431849A (en) * | 2020-10-12 | 2021-03-02 | 宁波美亚特精密传动部件有限公司 | Dustproof ball bearing with lubricating assembly |
| CN112431849B (en) * | 2020-10-12 | 2022-07-08 | 宁波美亚特精密传动部件有限公司 | Dustproof ball bearing with lubricating assembly |
| CN117759630A (en) * | 2024-02-22 | 2024-03-26 | 上海骋海新能源科技有限公司 | Ball bearing |
| CN117759630B (en) * | 2024-02-22 | 2024-04-26 | 上海骋海新能源科技有限公司 | Ball bearing |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 325000 Binhai five road 515, Wenzhou economic and Technological Development Zone, Zhejiang Patentee after: C&U Co.,Ltd. Patentee after: SHANGHAI C&U GROUP Co.,Ltd. Patentee after: ANHUI PIFU BEARING CO.,LTD. Patentee after: WUHU ZHIYOU BEARING CO.,LTD. Address before: 325000 Binhai five road 515, Wenzhou economic and Technological Development Zone, Zhejiang Patentee before: C & U Group Ltd. Patentee before: SHANGHAI C&U GROUP Co.,Ltd. Patentee before: ANHUI PIFU BEARING Co.,Ltd. Patentee before: WUHU ZHIYOU BEARING Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 325000 Binhai five road 515, Wenzhou economic and Technological Development Zone, Zhejiang Patentee after: C&U Co.,Ltd. Patentee after: SHANGHAI C&U GROUP Co.,Ltd. Patentee after: Anhui Pifu Bearing Co.,Ltd. Patentee after: WUHU ZHIYOU BEARING CO.,LTD. Address before: 325000 Binhai five road 515, Wenzhou economic and Technological Development Zone, Zhejiang Patentee before: C&U Co.,Ltd. Patentee before: SHANGHAI C&U GROUP Co.,Ltd. Patentee before: ANHUI PIFU BEARING CO.,LTD. Patentee before: WUHU ZHIYOU BEARING CO.,LTD. |
|
| CP01 | Change in the name or title of a patent holder |