CN206054365U - Axial-flow type cooling fan drive shaft with shoe cream room - Google Patents
Axial-flow type cooling fan drive shaft with shoe cream room Download PDFInfo
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- CN206054365U CN206054365U CN201621004716.XU CN201621004716U CN206054365U CN 206054365 U CN206054365 U CN 206054365U CN 201621004716 U CN201621004716 U CN 201621004716U CN 206054365 U CN206054365 U CN 206054365U
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- hollow axle
- blocking
- axial
- hollow
- shoe cream
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Abstract
Axial-flow type cooling fan drive shaft with shoe cream room，Including hollow axle、End cap、Sealing gasket、Blocking and plug for seal circle，The upper end of hollow axle is machined with external screw thread，The lower end of hollow axle is machined with the internal spline being connected with motor splined output shaft，The axial wall of hollow axle is provided with two symmetrical oblique oilholes，The oblique angle a of oilhole is 45 degree～60 degree，Two plug for seal circles are separately mounted to block in the sealing ring mounting groove on cylindrical，Blocking is in the hollow hole of hollow axle，The lower surface of blocking is contacted with the internal key top end face in hollow axle，The upper surface of blocking is less than the oblique oilhole on hollow axle axial wall，One shoe cream room is constituted by hollow hole inwall of the upper surface for blocking with hollow axle，Plug for seal circle on blocking is cylindrical is used for tight storage chamber，Prevent the lubricating oil of oil storage intracavity from flowing out from lower end，End cap is screwed in the end of thread on hollow axle，And by sealing gasket by the port closed of hollow axle.
Description
Technical field
This utility model is related to a kind of cooling fan, and particularly a kind of use is in axial-flow type cooling fan upper band shoe cream room
Drive shaft.
Background technology
Existing cooling fan is made up of movable vane wheel, stationary blade wheel, and cooling fan relies on drive shaft to transmit rotating speed and torsion
Square.The kind of drive of cooling fan has various, has electric transmission, hydraulic motor drive and electromotor integral drive, its lubricating system
Also have various, have grease lubrication, the oil lubrication of totally-enclosed property and circulating oil lubrication.With the development of cooling fan technology, wind is cooled down
The rotating speed more and more higher of fan, and require simple and compact for structure inside cooling fan.Though but wind can be met using grease lubrication
The simple compact requirement of fan internal structure, but it is unable to reach the demand of rotating speed.And adopt the oil lubrication of totally-enclosed property and circulation glossy
Cunning necessarily causes cooling fan internal structure complicated, especially in the case where recycle oil is unable to supply in outside, using totally-enclosed
The cooling fan internal structure of property oil lubrication is more complicated.
Besides, the drive shaft of existing cooling fan is not provided with shoe cream room, it is impossible to provide lubricating oil to cooling fan.
The content of the invention
The purpose of this utility model is to overcome the above-mentioned not enough of prior art and provide a kind of using in axial-flow type cooling wind
The drive shaft of fan upper band shoe cream room.
The technical solution of the utility model is：Axial-flow type cooling fan drive shaft with shoe cream room, including hollow axle, end
Lid, sealing gasket, blocking and plug for seal circle, the upper end of hollow axle are machined with external screw thread, and the lower end of hollow axle is machined with and motor
The internal spline of splined output shaft connection, the axial wall of hollow axle are provided with two symmetrical oblique oilholes, and the oblique angle a of oilhole is 45 degree
～60 degree, two plug for seal circles are separately mounted to block in the sealing ring mounting groove on cylindrical, and blocking is installed in hollow axle
In hollow hole, the lower surface of blocking is contacted with the internal key top end face in hollow axle, and the upper surface of blocking is less than on hollow axle axial wall
Oblique oilhole, a shoe cream room is constituted by the hollow hole inwall of the upper surface that blocks with hollow axle, the blocking on cylindrical is blocked
Sealing ring is used for tight storage chamber, prevents the lubricating oil of oil storage intracavity from flowing out from lower end, and end cap is screwed in the end of thread on hollow axle,
And by sealing gasket by the port closed of hollow axle.
Described axial-flow type cooling fan, including stator blade wheel assembly, movable vane wheel, intermediate sleeve, the axial-flow type with shoe cream room is cold
But fan drive shaft, clamp nut, packing ring, sealing ring, upper bearing (metal), slotted collar, lower bearing, centre bearing, motor mount
And motor.
Centre bearing is arranged in the centre bearing installing hole on stator blade wheel assembly inner shell, the outer ring and center of centre bearing
The inwall of bearing mounting hole adopts tight fit, and by the slotted collar positioning in snap ring mounting groove, motor mount
It is connected with inner shell by screw, upper bearing (metal) is arranged in the upper bearing (metal) installing hole on inner shell, outer ring and the upper bearing (metal) of upper bearing (metal) are pacified
The inwall in dress hole adopts tight fit, and lower bearing is arranged in the bearing mounting hole of motor mount, the outer ring of lower bearing and motor
The bearing mounting hole inwall of fixed mount adopts tight fit, and intermediate sleeve is arranged in the axis hole of upper bearing (metal), intermediate sleeve it is cylindrical with it is upper
The inner ring of bearing adopts the bottom face of tight fit, intermediate sleeve to withstand on the inner ring of centre bearing, and sealing ring is arranged in intermediate sleeve
Sealing ring mounting groove in, axial-flow type cooling fan drive shaft with shoe cream room is arranged on the axis hole and centre bearing of lower bearing
In axis hole, the outer wall of hollow axle inner ring and central shaft respectively with lower bearing in the axial-flow type cooling fan drive shaft with shoe cream room
The inner ring for holding adopts tight fit, and the upper end of hollow axle passes intermediate sleeve, and outer wall and the intermediate sleeve of hollow axle oil the inwall of lumen pore
Between form oil suction chamber, movable vane wheel is sleeved on hollow axle, and the upper surface of intermediate sleeve is pressed on by clamp nut and packing ring
On, motor is arranged in motor mount by screw, in the lower end internal spline of the splined output shaft insertion hollow axle on motor.
Axial-flow type cooling fan operationally, drives drive shaft rotation by motor, so as to drive movable vane wheel to rotate.Drive shaft
The lubricating oil of upper oil storage intracavity flows into oil suction chamber from oblique oilhole on hollow axle axial wall, then is flowed into from intermediate sleeve bottom face oil groove
On centre bearing, upper bearing (metal), lower bearing and centre bearing are lubricated.
This utility model has following features compared with prior art：
The drive shaft that this utility model is provided is provided with shoe cream room, will drive and lubricate integrator, and solve existing cold
But fan causes the complicated problem of cooling fan internal structure using the oil lubrication of totally-enclosed property and circulating oil lubrication, especially outside
In the case that portion is unable to supply recycle oil, the lubrication problem of cooling fan is solved.
Detailed construction of the present utility model is further described below in conjunction with the drawings and specific embodiments.
Description of the drawings
Accompanying drawing 1 is structural representation of the present utility model；
Top view of the accompanying drawing 2 for accompanying drawing 1；
Accompanying drawing 3 is the axial-flow type cooling fan drive shaft behaviour in service figure with shoe cream room；
I portion enlarged drawing of the accompanying drawing 4 for accompanying drawing 3.
Specific embodiment
Axial-flow type cooling fan drive shaft with shoe cream room, including hollow axle 4-1, end cap 4-2, sealing gasket 4-3, blocking 4-
4 and the upper end of plug for seal circle 4-5, hollow axle 4-1 be machined with external screw thread 4-1-3, the lower end of hollow axle 4-1 is machined with and motor
The internal spline 4-1-1 of 13 splined output shafts connection, the axial wall of hollow axle 4-1 are provided with two symmetrical oblique oilholes 4-1-2, oil
The oblique angle a of hole 4-1-2 is 55 degree, two plug for seal circle 4-5 be separately mounted to blocking 4-4 it is cylindrical on sealing ring mounting groove
It is interior, 4-4 is blocked in the hollow hole of hollow axle 4-1, the lower surface and the internal key 4-1-1 in hollow axle 4-1 for blocking 4-4 is pushed up
End contact, blocks the upper surface of 4-4 less than oblique oilhole 4-1-2 on hollow axle 4-1 axial walls, by the upper surface of blocking 4-4
A shoe cream room is constituted with the hollow hole inwall of hollow axle 4-1, block 4-4 it is cylindrical on plug for seal circle 4-5 be used for sealing storage
Oil pocket, prevents the lubricating oil of oil storage intracavity from flowing out from lower end, and end cap 4-2 is screwed in the end of thread on hollow axle 4-1, and by sealing
4-3 is padded by the port closed of hollow axle 4-1.
Described axial-flow type cooling fan, including stator blade wheel assembly 1, movable vane wheel 2, intermediate sleeve 3, the axial-flow type with shoe cream room
Cooling fan drive shaft 4, clamp nut 5, packing ring 6, sealing ring 7, upper bearing (metal) 8, slotted collar 9, lower bearing 10, centre bearing
11st, motor mount 12 and motor 13.
Centre bearing 11 is arranged in the centre bearing installing hole on 1 inner shell of stator blade wheel assembly, the outer ring of centre bearing 11
Tight fit is adopted with the inwall of centre bearing installing hole, and is positioned by the slotted collar 9 in snap ring mounting groove, motor
Fixed mount 12 is connected with inner shell by screw, and upper bearing (metal) 8 is arranged in the upper bearing (metal) installing hole on inner shell, the outer ring of upper bearing (metal) 8
Tight fit, lower bearing 10 is adopted to be arranged in the bearing mounting hole of motor mount 12 with the inwall of upper bearing (metal) installing hole, lower axle
Holding 10 outer ring adopts tight fit, intermediate sleeve 3 to be arranged on the axis hole of upper bearing (metal) 8 with the bearing mounting hole inwall of motor mount 12
Interior, the inner ring of the cylindrical and upper bearing (metal) 8 of intermediate sleeve 3 adopts tight fit, the bottom face of intermediate sleeve 3 to withstand on the inner ring of centre bearing 11
On, sealing ring 7 is arranged in the sealing ring mounting groove in intermediate sleeve 3, and the axial-flow type cooling fan drive shaft 4 with shoe cream room is installed
In the axis hole of the axis hole and centre bearing 11 of lower bearing 10, hollow axle 4- in the axial-flow type cooling fan drive shaft with shoe cream room
During 1 outer wall adopts tight fit, the upper end of hollow axle 4-1 to pass with the inner ring of the inner ring and centre bearing 11 of lower bearing 10 respectively
Between cover 3, the outer wall and intermediate sleeve 3 of hollow axle 4-1 oil lumen pore inwall between form oil suction chamber 14, movable vane wheel 2 is sleeved on sky
On heart axle 4-1, and it is pressed on the upper surface of intermediate sleeve 3 by clamp nut 5 and packing ring 6, motor 13 is arranged on by screw
In motor mount 12, in the lower end internal spline 4-1-1 of the splined output shaft insertion hollow axle 4-1 on motor 13.
Axial-flow type cooling fan operationally, drives the axial-flow type cooling fan drive shaft 4 with shoe cream room to revolve by motor 13
Turn, so as to drive movable vane wheel 2 to rotate.In axial-flow type cooling fan drive shaft 4 with shoe cream room, the lubricating oil of oil storage intracavity is from sky
On heart axle 4-1 axial walls, oblique oilhole 4-1-2 flows into oil suction chamber 14, then is flowed into centre bearing from 3 bottom face oil groove 3-1 of intermediate sleeve
On 11, upper bearing (metal) 8, lower bearing 10 and centre bearing 11 are lubricated.
Claims (2)
1. the axial-flow type cooling fan drive shaft with shoe cream room, is characterized in that：Including hollow axle, end cap, sealing gasket, blocking and stifled
Plug sealing ring, the upper end of hollow axle are machined with external screw thread, in the lower end of hollow axle is machined with
Spline, the axial wall of hollow axle are provided with two symmetrical oblique oilholes, and two plug for seal circles are separately mounted to block on cylindrical
Sealing ring mounting groove in, internal key top of the blocking in the hollow hole of hollow axle, in the lower surface of blocking and hollow axle
Face contacts, and the upper surface of blocking is less than the oblique oilhole on hollow axle axial wall, by the hollow hole of the upper surface and hollow axle for blocking
Inwall constitutes a shoe cream room, and the plug for seal circle blocked on cylindrical is used for tight storage chamber, prevents the lubricating oil of oil storage intracavity
Flow out from lower end, end cap is screwed in the end of thread on hollow axle, and by sealing gasket by the port closed of hollow axle.
2. the axial-flow type cooling fan drive shaft with shoe cream room as claimed in claim 1, is characterized in that：The oblique angle a of oilhole is
45 degree～60 degree.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621004716.XU CN206054365U (en) | 2016-08-31 | 2016-08-31 | Axial-flow type cooling fan drive shaft with shoe cream room |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621004716.XU CN206054365U (en) | 2016-08-31 | 2016-08-31 | Axial-flow type cooling fan drive shaft with shoe cream room |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206054365U true CN206054365U (en) | 2017-03-29 |
Family
ID=58378244
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621004716.XU Active CN206054365U (en) | 2016-08-31 | 2016-08-31 | Axial-flow type cooling fan drive shaft with shoe cream room |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206054365U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111577877A (en) * | 2020-05-29 | 2020-08-25 | 江苏行星重载齿轮箱有限公司 | Can store oily formula planet axle |
-
2016
- 2016-08-31 CN CN201621004716.XU patent/CN206054365U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111577877A (en) * | 2020-05-29 | 2020-08-25 | 江苏行星重载齿轮箱有限公司 | Can store oily formula planet axle |
| CN111577877B (en) * | 2020-05-29 | 2022-12-02 | 江苏行星重载齿轮箱有限公司 | Can store oily formula planet axle |
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