CN208397257U - A kind of generator one-way belt sheave - Google Patents
A kind of generator one-way belt sheave Download PDFInfo
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- CN208397257U CN208397257U CN201820983750.9U CN201820983750U CN208397257U CN 208397257 U CN208397257 U CN 208397257U CN 201820983750 U CN201820983750 U CN 201820983750U CN 208397257 U CN208397257 U CN 208397257U
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Abstract
The utility model provides a kind of generator one-way belt sheave, belongs to field of mechanical technique.It solves the problems such as existing one-way belt sheave assembling is inconvenient.This generator one-way belt sheave, including wheel hub and axle sleeve, bearing one is provided between wheel hub and axle sleeve, unidirectional needle bearing, bearing two, connector sleeve one and connector sleeve two, gear is provided on the medial surface of connector sleeve one along one, gear is provided on the medial surface of connector sleeve two along two, positioning ring has been wholely set on the lateral surface of axle sleeve, positioning surface one and positioning surface two are respectively provided on the end face at positioning ring both ends, mounting ring has been wholely set on the lateral surface of positioning ring, mounting ring and unidirectional needle bearing cooperate, the inner end of bearing one and bearing two is born against on the both ends of unidirectional needle bearing cage, the outer end of bearing one and bearing two is born against in gear along one and gear along two, gear can stick on respectively on positioning surface one and positioning surface two along one and gear along two.This one-way belt sheave has many advantages, such as easy to assembly.
Description
Technical field
The utility model belongs to field of mechanical technique, is related to a kind of generator one-way belt sheave.
Background technique
Generator on automobile is the main power source of automobile, for supplying in engine normal rotation to all electrical equipments
Electricity, while charging to battery.Engine is connect with generator by transmission mechanism, is connected with belt on the rotor of generator
Wheel, engine driving pulley rotation is to make electrical power generators.When using common belt pulley, when engine accelerates or subtracts
Speed asynchronous instantaneous since inertia can generate of belt pulley or rotates backward when perhaps stopping working, be easy to cause vibration and
Impact, influences the service life of generator, therefore what is connected on generator is one-way belt sheave.
Chinese patent literature data, which discloses, proposes a kind of generator one-way belt sheave [application number: 201721218621.2；
Notification number: CN207161677 U], including wheel hub and the axle sleeve being plugged in wheel hub, successively set between wheel hub and axle sleeve along axial direction
It is equipped with bearing one, one-way clutch and bearing two, is arranged and is fixed with connector sleeve one outside axle sleeve, one-way clutch is set in connection
Outside set one, the inner end of two retainer of inner end and bearing of one retainer of bearing is bearing directly against the both ends of connector sleeve one, axis respectively
The inside portion for holding two roller of inside portion and bearing of a roller is bearing directly against on the lateral surface of axle sleeve.On the medial surface of wheel hub
It is fixedly connected with connector sleeve two and connector sleeve three, the gear in a ring of protrusion is provided on the medial surface of connector sleeve two along one, even
The gear in a ring of protrusion is provided on the medial surface of female connector three along two, bearing one, one-way clutch and bearing two are respectively positioned on gear
Along one and gear between two, the outer end of one retainer of bearing sticks on gear along one, and the outer end of two retainer of bearing sticks on gear
Along two, the outside portion of one roller of bearing is sticked on the medial surface of connector sleeve two, and the outside portion of two roller of bearing sticks on company
On the medial surface of female connector three, one-way clutch is connect with connector sleeve two or connector sleeve three.
Connector sleeve one is fixed on outside axle sleeve, and connector sleeve two and connector sleeve three are fixed in wheel hub, and axle sleeve and wheel hub pass through list
It is connected to clutch, while bearing one and bearing two is set at the both ends of one-way clutch and connector sleeve one.It is fixed when axially position
Position benchmark is on the end face of connector sleeve one, and connector sleeve one and axle sleeve split settings, is fixed, was assembled by interference fit installation
The assembly axial positioning errors for be easy to causeing the end of positioning plane to skip greatly or between connector sleeve one and axle sleeve in journey are excessive,
It just needs to adjust repeatedly during the installation process in this way or carries out Repair gene after mounting, make the assembling of one-way belt sheave not
Just.
Summary of the invention
The purpose of this utility model is in view of the above-mentioned problems existing in the prior art, to propose a kind of unidirectional belt of generator
The technical issues of wheel, solution is how to make one-way belt sheave easy to assembly.
The purpose of this utility model can be realized by the following technical scheme:
A kind of generator one-way belt sheave, including wheel hub and the axle sleeve being plugged in wheel hub, between the wheel hub and axle sleeve
It is disposed with bearing one, unidirectional needle bearing and bearing two along axial direction, is fixedly connected with connection on the medial surface of the wheel hub
Set one and connector sleeve two, the gear in a ring of protrusion is provided on the medial surface of the connector sleeve one along one, the connector sleeve two
Medial surface on be provided with the gear in a ring of protrusion along two, the bearing one, unidirectional needle bearing and bearing two are respectively positioned on gear
Along one and gear between two, the unidirectional needle bearing is connect with connector sleeve one or connector sleeve two, which is characterized in that the axle sleeve
Lateral surface on be wholely set it is outwardly convex go out positioning ring in a ring, it is fixed to be respectively provided on the end face at the positioning ring both ends
Plane one and positioning surface two, be wholely set on the lateral surface in the middle part of the positioning ring it is outwardly convex go out mounting ring in a ring,
The mounting ring and unidirectional needle bearing cooperate, and the inner end of the bearing one and the inner end of bearing two are born against in unidirectional needle roller
On the both ends of bearing retainer, the outer end of the bearing one and the outer end of bearing two are born against in gear along one and gear along two,
The gear can stick on respectively on positioning surface one and positioning surface two along one and gear along two.
When assembling one-way belt sheave, first bearing one and bearing two are placed individually into connector sleeve one and connector sleeve two, so
Unidirectional needle bearing is placed in connector sleeve one or connector sleeve two afterwards, then by connector sleeve one and connector sleeve two respectively from axis
The both ends of set are inserted in and are compressed, and the inner end of the inner end and bearing two that make bearing one is born against in unidirectional needle bearing cage
On both ends, the outer end of bearing one and the outer end of bearing two are born against in gear along one and gear along two, and stick on gear along one
On positioning surface one and/or gear sticks on positioning surface two along two, then by wheel hub assembly outside connector sleeve one and connector sleeve two.
Due to be nested into unidirectional needle bearing can from the both ends of axle sleeve on the lateral surface of mounting ring protrusion positioning ring
It is easy for installation in mounting ring.Since mounting ring and positioning ring are integrally disposed upon on axle sleeve, make positioning surface one and positioning surface two
Positioning accuracy is high, enable gear along once or gear along two disposably axially position in place, and pass through positioning surface one and positioning
Face two can be realized positioning, does not need to adjust repeatedly, keeps one-way belt sheave easy to assembly.The inner end of bearing one and bearing simultaneously
Two inner end is born against on the both ends of unidirectional needle bearing cage, and the outer end of bearing one and the outer end of bearing two are supported respectively
Lean against gear along one and gear along two, i.e. bearing one and bearing two not using the both ends end face of mounting ring as positioning datum, but with
Gear is used as positioning datum along two along one and gear, that is, positions indirectly by positioning surface one or positioning surface two, so that assembling
In journey when connector sleeve one and connector sleeve two complete axially position, bearing one, bearing two and unidirectional needle bearing also complete axial direction
Positioning, keeps one-way belt sheave easy to assembly.
In above-mentioned generator one-way belt sheave, the positioning surface one and positioning surface two are plane and are arranged in parallel.
It is consistent with the locating effect that positioning surface two is positioned by positioning surface one, facilitate gear along one and keeps off the axially position along two.
In above-mentioned generator one-way belt sheave, the bearing one and bearing two are needle bearing, the bearing one
The inside portion of two needle roller of inside portion and bearing of needle roller is sticked on respectively on the lateral surface at positioning ring both ends, one needle roller of bearing
Outside portion stick on the medial surface of connector sleeve one, the outside portion of two needle roller of bearing sticks on the medial surface of connector sleeve two
On.Needle roller is contacted with face for line in needle bearing, makes the operation of generator one-way belt sheave more stable in this way.
In above-mentioned generator one-way belt sheave, the both ends of the axle sleeve are to be inserted in end one and be inserted in end two, the set
Enter one protrusion positioning surface one of end, it is described to be inserted in two protrusion positioning surface two of end.Connector sleeve one and connector sleeve two is facilitated to be encased in this way
On axle sleeve.
It is located at gear in above-mentioned generator one-way belt sheave, on the medial surface of the connector sleeve one along an inner face and company
The junction of one medial surface of female connector is provided with groove in a ring.The setting of groove keeps the structure of connector sleeve one more stable, processing
It is more convenient.
In above-mentioned generator one-way belt sheave, the gear has annular groove, the annular groove along two medial surface
Through the outer end face of connector sleeve two.Dustproof sheet can be installed in a ring groove, and easy for installation.
Compared with prior art, the utility model has the advantage that
Positioning ring and mounting ring are integrally disposed upon on axle sleeve, and mounting ring protrudes the lateral surface of positioning ring, and gear is along one and gear edge
Two can recline and be positioned with positioning surface one and positioning surface two-phase respectively, keep one-way belt sheave easy to assembly.Connector sleeve one
Groove is arranged in gear at one, and annular groove is arranged at two, makes to be convenient to process and mount for the gear of connector sleeve two.
Detailed description of the invention
Fig. 1 is the exploded view of this one-way belt sheave；
Fig. 2 is the structure chart of connector sleeve one in this one-way belt sheave.
In figure, 1, wheel hub；2, axle sleeve；2a, positioning ring；2a1, positioning surface one；2a2, positioning surface two；2b, mounting ring；2c,
It is inserted in end one；2d, it is inserted in end two；3, bearing one；4, unidirectional needle bearing；5, bearing two；6, connector sleeve one；6a, gear are along one；
6b, groove；7, connector sleeve two；7a, gear are along two；7b, annular groove.
Specific embodiment
It is specific embodiment of the utility model and in conjunction with attached drawing below, the technical solution of the utility model is made further
Description, but the utility model is not limited to these examples.
Embodiment one
As depicted in figs. 1 and 2, a kind of generator one-way belt sheave, including wheel hub 1 and the axle sleeve 2 that is plugged in wheel hub 1,
Bearing 1, unidirectional needle bearing 4 and bearing 25, bearing 1 and bearing are disposed with along axial direction between wheel hub 1 and axle sleeve 2
25 be needle bearing.Connector sleeve 1 and connector sleeve 27, the inside of connector sleeve 1 are fixedly connected on the medial surface of wheel hub 1
The gear in a ring that protrusion is provided on face is provided with the gear edge in a ring of protrusion along a 6a, the medial surface of connector sleeve 27
Two 7a, bearing 1, unidirectional needle bearing 4 and bearing 25 are respectively positioned on gear along a 6a and keep off between two 7a.Connector sleeve 1 it is interior
It is located at gear on side and the junction of a 6a inner face and one 6 medial surface of connector sleeve is provided with groove 6b in a ring.Gear is along two
There is annular groove 7b, annular groove 7b to run through the outer end face of connector sleeve 27 on the medial surface of 7a.
Outwardly convex positioning ring 2a in a ring out is wholely set on the lateral surface of axle sleeve 2.The end at the both ends positioning ring 2a
Two 2a2 of one 2a1 of positioning surface and positioning surface, one 2a1 of positioning surface and two 2a2 of positioning surface is respectively provided on face to be plane and parallel set
It sets, one 2a1 of positioning surface is vertical with the axis of axle sleeve 2.The both ends of axle sleeve 2 are to be inserted in one 2c of end and be inserted in two 2d of end, are inserted in end one
2c protrudes one 2a1 of positioning surface, is inserted in end two 2d protrusion, two 2a2 of positioning surface.Rolling is respectively provided on the lateral surface at the both ends positioning ring 2a
Face one and rolling surface two are moved, outwardly convex mounting ring 2b in a ring out is wholely set on the lateral surface in the middle part of positioning ring 2a,
Mounting ring 2b protrudes rolling surface one and rolling surface two.The inside portion of one 3 needle roller of bearing sticks on rolling surface one, and bearing 1 rolls
The outside portion of needle sticks on the medial surface of connector sleeve 1, and the inside portion of 25 needle roller of bearing sticks on rolling surface two, bearing
The outside portion of 25 needle rollers sticks on the medial surface of connector sleeve 27.Mounting ring 2b and unidirectional needle bearing 4 cooperate, unidirectional needle roller
Several spring leafs and several unidirectional needle rollers, a spring leaf and a unidirectional needle roller composition one are provided on the retainer of bearing 4
Group needle roller components, spring leaf resilient abutment is on corresponding unidirectional needle roller, and several needle roller components are circumferentially uniformly respectively unidirectional
On the retainer of needle bearing 4.There is the gradient slot cooperated with unidirectional needle roller, unidirectional needle roller can on the lateral surface of mounting ring 2b
Against or be detached from gradient slot surface.Unidirectional needle bearing 4 is connect with connector sleeve 1 or connector sleeve 27, when connector sleeve 1
Axial length it is long when, unidirectional needle bearing 4 is mounted in connector sleeve 1；When the axial length of connector sleeve 27 is long, unidirectionally
Needle bearing 4 is mounted in connector sleeve 27.The inner end of 25 retainer of inner end and bearing of one 3 retainer of bearing is born against
On the both ends of 4 retainer of unidirectional needle bearing, the outer end of 25 retainer of outer end and bearing of one 3 retainer of bearing is born against
It along a 6a and is kept off along two 7a in gear.Gear is located at the outside of one 2a1 of positioning surface along a 6a, and gear is located at two 2a2 of positioning surface along two 7a
Outside, gear can recline with one 2a1 of positioning surface and two 2a2 phase of positioning surface along a 6a and keeping off along two 7a respectively.
When assembling one-way belt sheave, bearing 1 and bearing 25 are first placed individually into connector sleeve 1 and connector sleeve 27
It is interior, then unidirectional needle bearing 4 is placed in connector sleeve 1 or connector sleeve 27, then by connector sleeve 1 and connector sleeve
27 are inserted in and compress from the both ends of axle sleeve 2 respectively, and the inner end of the inner end and bearing 25 that make bearing 1, which is born against, is unidirectionally rolling
On the both ends of 4 retainer of needle bearing, the outer end of bearing 1 and the outer end of bearing 25 are born against in gear along a 6a and gear along two
It on 7a, and sticks on gear on one 2a1 of positioning surface along a 6a, gear is perhaps made to stick on two 2a2 of positioning surface or keep off along two 7a
It is sticked on one 2a1 of positioning surface along a 6a while gear sticks on two 2a2 of positioning surface along two 7a, then assemble wheel hub 1 even
Outside female connector 1 and connector sleeve 27.
Since mounting ring 2b and positioning ring 2a are integrally disposed upon on axle sleeve 2, make two 2a2 of one 2a1 of positioning surface and positioning surface
Positioning accuracy it is high, enable gear along a 6a or/and gear along two 7a disposably with regard to axially position in place, and pass through positioning surface one
2a1 and two 2a2 of positioning surface can be realized positioning, do not need to adjust repeatedly, keep one-way belt sheave easy to assembly, reduction is processed into
This.
The specific embodiments described herein are merely examples of the spirit of the present invention.The utility model institute
Belonging to those skilled in the art can make various modifications or additions to the described embodiments or using similar
Mode substitute, but without departing from the spirit of the present application or beyond the scope of the appended claims.
Claims (6)
1. a kind of generator one-way belt sheave, including wheel hub (1) and the axle sleeve (2) being plugged in wheel hub (1), the wheel hub (1)
Bearing one (3), unidirectional needle bearing (4) and bearing two (5), the wheel hub (1) are disposed with along axial direction between axle sleeve (2)
Medial surface on be fixedly connected with connector sleeve one (6) and connector sleeve two (7), be provided on the medial surface of the connector sleeve one (6)
The gear in a ring of protrusion is provided with the gear in a ring of protrusion along two along one (6a), the medial surface of the connector sleeve two (7)
(7a), the bearing one (3), unidirectional needle bearing (4) and bearing two (5) be respectively positioned on gear along one (6a) and keep off along two (7a) it
Between, the unidirectional needle bearing (4) connect with connector sleeve one (6) or connector sleeve two (7), which is characterized in that the axle sleeve (2)
It is wholely set outwardly convex positioning ring (2a) in a ring out on lateral surface, distinguishes on the end face at positioning ring (2a) both ends
With positioning surface one (2a1) and positioning surface two (2a2), it is wholely set on the lateral surface in the middle part of the positioning ring (2a) outwardly convex
Mounting ring (2b) in a ring out, the mounting ring (2b) and unidirectional needle bearing (4) cooperate, the bearing one (3) it is interior
End and the inner end of bearing two (5) are born against on the both ends of unidirectional needle bearing (4) retainer, outside the bearing one (3)
End and the outer end of bearing two (5) are born against in gear along one (6a) and gear along two (7a), and the gear is along one (6a) and gear along two
(7a) can be sticked on respectively on positioning surface one (2a1) and positioning surface two (2a2).
2. generator one-way belt sheave according to claim 1, which is characterized in that the positioning surface one (2a1) and positioning
(2a2) is plane and is arranged in parallel in face two.
3. generator one-way belt sheave according to claim 1, which is characterized in that the bearing one (3) and bearing two (5)
It is needle bearing, the inside portion of bearing one (3) needle roller and the inside portion of bearing two (5) needle roller stick on positioning ring respectively
On the lateral surface at the both ends (2a), the outside portion of bearing one (3) needle roller is sticked on the medial surface of connector sleeve one (6), described
The outside portion of bearing two (5) needle roller sticks on the medial surface of connector sleeve two (7).
4. generator one-way belt sheave according to claim 1 to 3, which is characterized in that the both ends of the axle sleeve (2)
To be inserted in end one (2c) and being inserted in end two (2d), be inserted in end one (2c) protrudes positioning surface one (2a1), described to be inserted in end two
(2d) protrudes positioning surface two (2a2).
5. generator one-way belt sheave according to claim 1 to 3, which is characterized in that the connector sleeve one (6)
It is located at gear on medial surface and the junction of (6a) inner face and connector sleeve one (6) medial surface is provided with groove in a ring
(6b)。
6. generator one-way belt sheave according to claim 1 to 3, which is characterized in that the gear is along the interior of two (7a)
There is annular groove (7b) on side, the annular groove (7b) runs through the outer end face of connector sleeve two (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820983750.9U CN208397257U (en) | 2018-06-25 | 2018-06-25 | A kind of generator one-way belt sheave |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820983750.9U CN208397257U (en) | 2018-06-25 | 2018-06-25 | A kind of generator one-way belt sheave |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208397257U true CN208397257U (en) | 2019-01-18 |
Family
ID=65132256
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820983750.9U Active CN208397257U (en) | 2018-06-25 | 2018-06-25 | A kind of generator one-way belt sheave |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208397257U (en) |
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2018
- 2018-06-25 CN CN201820983750.9U patent/CN208397257U/en active Active
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