CN208707484U - A kind of axial support structure of motor press fitting impeller - Google Patents
A kind of axial support structure of motor press fitting impeller Download PDFInfo
- Publication number
- CN208707484U CN208707484U CN201821299875.6U CN201821299875U CN208707484U CN 208707484 U CN208707484 U CN 208707484U CN 201821299875 U CN201821299875 U CN 201821299875U CN 208707484 U CN208707484 U CN 208707484U
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- China
- Prior art keywords
- motor
- protrusion
- motor shaft
- support structure
- axle center
- Prior art date
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- Withdrawn - After Issue
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- 229920003023 plastic Polymers 0.000 claims abstract description 9
- 239000004033 plastic Substances 0.000 claims abstract description 9
- 230000035939 shock Effects 0.000 claims description 4
- 238000000034 method Methods 0.000 abstract description 12
- 230000000694 effects Effects 0.000 description 3
- 230000005611 electricity Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 235000013399 edible fruits Nutrition 0.000 description 2
- 238000004806 packaging method and process Methods 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 238000005303 weighing Methods 0.000 description 1
Landscapes
- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The utility model discloses a kind of axial support structure of motor press fitting impeller, including motor assembly, the bottom of motor assembly is equipped with rear end cap, motor shaft is provided at the axle center of motor assembly, the surface of motor shaft is provided with rotor coil, the one end on motor shaft surface is nested with the first ball bearing, the other end on motor shaft surface is nested with the second ball bearing, the ladder table top that second ball bearings open up inside rear end cap, the bottom of rear end cap is provided with flange in the bottom lid, the bottom cover of flange in the bottom lid is flat configuration, protrusion is provided at the axle center on bottom cover surface, the shape of protrusion is cylindrical, the axle center of protrusion is identical with the axle center of motor shaft, the surrounding of protrusion is provided with the concave ring for being easy to make bottom cover to generate plastic deformation when being pressed impeller.By the design of flange bottom cover, increase support of the impeller piling in the process to shaft end is a kind of good innovation scheme, is very promising for marketing. to effectively avoid the damage block of motor internal bearings.
Description
Technical field
The utility model relates to technical field of motors, more particularly to a kind of axial support structure of motor press fitting impeller.
Background technique
Motor is a kind of equipment for converting electrical current into mechanical energy.It is to use the power on coil to generate rotating excitation field and act on
Electro-magnetic motor force rotation torque is formed in rotor.Motor is by using power supply difference to be divided into dc motor and ac motor, electricity
Motor in Force system is largely alternating current generator, can be synchronous motor either asynchronous machine.Motor is mainly by fixed
Son is formed with rotor, and the direction of electrified wire movement under force in magnetic field has with current direction and magnetic induction line (magnetic direction) direction
It closes.Electric motor operation principle is effect of the magnetic field to electric current stress, makes motor rotation.
Air blower can axially generate certain pressure during being pressed impeller, for using the motor of ball bearing
For, this axial pressure will cause ball abrasion inside ball bearing, in this way after press fitting impeller is installed, motor
A series of problems, such as actual operation middle (center) bearing can generate noise, or even the service life of bearing is influenced, there is deficiency,
It is not able to satisfy the demand of social development.
In conclusion in view of the drawbacks of the prior art, it is accordingly required in particular to a kind of axial support structure of motor press fitting impeller and
Its application method, so as to solve the deficiencies in the prior art.
Utility model content
Aiming at the problems existing in the prior art, the normal use for influencing motor, the utility model proposes a kind of motor pressures
The axial support structure of impeller is filled, it is novel in design, by the design of flange bottom cover, increase impeller piling in the process to the branch of shaft end
Support, to effectively avoid the damage block of motor internal bearings, practical performance is excellent, has solved the defect of the prior art.
To achieve the goals above, the technical solution of the utility model is as follows:
A kind of axial support structure of motor press fitting impeller, including motor assembly, the bottom of motor assembly are equipped with rear end
It covers, is provided with motor shaft at the axle center of motor assembly, the surface of motor shaft is provided with rotor coil, and the one end on motor shaft surface is embedding
It is cased with the first ball bearing, the other end on motor shaft surface is nested with the second ball bearing, and the second ball bearings are in rear end
The internal ladder table top opened up of lid, the bottom of rear end cap are provided with flange in the bottom lid, and the bottom cover of flange in the bottom lid is flat configuration,
Protrusion is provided at the axle center on bottom cover surface, raised shape is cylindrical, and raised axle center is identical with the axle center of motor shaft, convex
The surrounding risen is provided with the concave ring for being easy to make bottom cover to generate plastic deformation when being pressed impeller.
Further, the motor shaft, the first ball bearing, the axle center of the second ball bearing are identical.
Further, the spacing between protrusion described in the utility model and motor shaft is 1-3mm.
Further, one end of motor assembly described in the utility model is connected with top flange lid, motor by shock absorbing ring
The other end of assembly connects flange in the bottom lid by washer.
Further, the bottom of protrusion described in the utility model is provided with embedded groove, embedded groove connecting tooling.
Further, the diameter of protrusion described in the utility model is less than the diameter of motor shaft.
Further, the diameter of the utility model concave ring is 15-20mm, and the axle center of concave ring is set as protrusion.
A kind of application method of the axial support structure of motor press fitting impeller, first by the top flange at motor assembly both ends
Lid and bottom portion blind flange is completed, and installs impeller additional on the surface of top flange lid, impeller is adjusted to equilbrium position, makes impeller
Stability of rotation installs tooling additional on the surface of flange in the bottom lid, and tooling is installed on the embedded groove of raised bottom, passes through power mechanism pressure
Impeller is filled, motor shaft generates downward axial compressive force during being pressed impeller, and the bottom cover surface design of flange in the bottom lid has convex
It rises, raised surrounding is provided with the concave ring for being easy to make bottom cover to generate plastic deformation when being pressed impeller, during being pressed impeller
Bottom cover can generate plastics flange deformation, and protrusion is made to synchronize upward jack-up, and protrusion jacks up be supported directly upon motor shaft upwards, be pressed leaf
The axial compressive force that wheel generates is transferred to protrusion, effectively makes first ball bearing on motor shaft surface, the lubrication groove of the second ball bearing
Balance is kept between foreign steamer, prevents the first ball bearing, the second ball bearing since external pressure causes internal precision component to damage
It is bad, noise and service life are had an impact, impeller press-assembling is preferably completed.
The beneficial effects of the utility model are: novel in design, structure is simple, reaches maximum technology effect with the smallest improvement
Fruit increases support of the impeller piling in the process to shaft end, to effectively avoid motor internal bearings by the design of flange bottom cover
Damage block, practical performance is excellent, improves the packaging efficiency of motor, and practical performance is excellent, is a kind of good innovation scheme, the city Hen You
Field promotion prospect.
Detailed description of the invention
It is described in detail the utility model with reference to the accompanying drawings and detailed description:
Fig. 1 is the utility model installation process structural schematic diagram；
Fig. 2 is the structural schematic diagram on the utility model flange chassis；
Fig. 3 is that the utility model electric machine structure splits structure chart；
100- motor assembly in figure, 110- shock absorbing ring, 120- washer, 130- top flange lid, 140- flange in the bottom lid,
150- rotor coil, 160- motor shaft, the first ball bearing of 170-, the second ball bearing of 180-, 190- bottom cover, 200- protrusion,
210- concave ring, 220- tooling.
Specific embodiment
In order to be easy to understand the technical means, creative features, achievement of purpose, and effectiveness of the utility model, under
Face combines and is specifically illustrating, and the utility model is further described.
Referring to the axial support structure of Fig. 1, Fig. 2, Fig. 3, a kind of motor press fitting impeller, including motor assembly 100, motor is total
Rear end cap is installed at 100 bottom, motor shaft 160 is provided at the axle center of motor assembly 100, the surface of motor shaft 160 is set
Be equipped with rotor coil 150, the one end on 160 surface of motor shaft is nested with the first ball bearing 170,160 surface of motor shaft it is another
End is nested with the second ball bearing 180, and the second ball axis 180 holds the ladder table top for being supported in and opening up inside rear end cap, rear end cap
Bottom be provided with flange in the bottom lid 140, the bottom cover 190 of flange in the bottom lid 140 is flat configuration, the axle center on 190 surface of bottom cover
Place is provided with protrusion 200, and the shape of protrusion 200 is cylindrical, and the axle center of protrusion 200 is identical with the axle center of motor shaft 160, protrusion
200 surrounding is provided with the concave ring 210 for being easy to make bottom cover 190 to generate plastic deformation when being pressed impeller.
In addition, motor shaft 160, the first ball bearing 170, the axle center of the second ball bearing 180 are identical.Protrusion 200 and electricity
Spacing between arbor 160 is 1-3mm.One end of motor assembly 100 is connected with top flange lid 130 by shock absorbing ring 110, electricity
The other end of machine assembly 100 connects flange in the bottom lid 140 by washer 120.The bottom of protrusion 200 is provided with embedded groove, is embedded in
Slot connecting tooling 220.The diameter of protrusion 200 is less than the diameter of motor shaft 160.The diameter of concave ring 210 is 15-20mm, concave ring 210
Axle center be set as protrusion 200.
A kind of application method of the axial support structure of motor press fitting impeller, first by the top flange at motor assembly both ends
Lid and bottom portion blind flange is completed, and installs impeller additional on the surface of top flange lid, impeller is adjusted to equilbrium position, makes impeller
Stability of rotation installs tooling additional on the surface of flange in the bottom lid, and tooling is installed on the embedded groove of raised bottom, passes through power mechanism pressure
Impeller is filled, motor shaft generates downward axial compressive force during being pressed impeller, and the bottom cover surface design of flange in the bottom lid has convex
It rises, raised surrounding is provided with the concave ring for being easy to make bottom cover to generate plastic deformation when being pressed impeller, during being pressed impeller
Bottom cover can generate plastics flange deformation, and protrusion is made to synchronize upward jack-up, and protrusion jacks up be supported directly upon motor shaft upwards, be pressed leaf
The axial compressive force that wheel generates is transferred to protrusion, and first ball bearing on motor shaft surface, the second ball bearing is effectively made to keep flat
Weighing apparatus prevents the first ball bearing, causes breakage inside the second ball bearing, preferably completes impeller press-assembling.
The utility model is to increase support of the impeller piling in the process to shaft end by the design of change blind flange bottom end, from
And motor internal bearings is avoided to be damaged, the design of flange in the bottom lid has small protrusion, and shape occurs for plastics flange during press fitting
Become, bottom end convex design directly supports above shaft, plays good supporting role, while in order to reduce in deformation process
Pressure, bottom cover surface are provided with concave ring, and circle stepped design (similar deformation spring) makes blind flange will not be right in deformation process
Itself is damaged, while reducing the power in deformation process, is that can just make bottom end support convex during being pressed with less power
It rises and touches shaft end.
The beneficial effects of the utility model are: novel in design, structure is simple, reaches maximum technology effect with the smallest improvement
Fruit increases support of the impeller piling in the process to shaft end, to effectively avoid motor internal bearings by the design of flange bottom cover
Damage block, practical performance is excellent, improves the packaging efficiency of motor, and practical performance is excellent, is a kind of good innovation scheme, the city Hen You
Field promotion prospect.
It should be understood by those skilled in the art that the present utility model is not limited to the above embodiments, above-described embodiment and
Only illustrate the principles of the present invention described in specification, on the premise of not departing from the spirit and scope of the utility model originally
Utility model will also have various changes and improvements, and these various changes and improvements fall within the scope of the claimed invention.
The utility model requires protection scope is defined by appended claims and its equivalent.
Claims (7)
1. a kind of axial support structure of motor press fitting impeller, including motor assembly, it is characterised in that: pacify the bottom of motor assembly
Equipped with rear end cap, motor shaft is provided at the axle center of motor assembly, the surface of motor shaft is provided with rotor coil, motor shaft surface
One end be nested with the first ball bearing, the other end on motor shaft surface is nested with the second ball bearing, the second ball bearing branch
The ladder table top opened up inside rear end cap is supportted, the bottom of rear end cap is provided with flange in the bottom lid, and the bottom cover of flange in the bottom lid is
Flat configuration is provided with protrusion at the axle center on bottom cover surface, and raised shape is cylindrical, the axis in raised axle center and motor shaft
The heart is identical, and raised surrounding is provided with the concave ring for being easy to make bottom cover to generate plastic deformation when being pressed impeller.
2. a kind of axial support structure of motor press fitting impeller according to claim 1, it is characterised in that: the motor
Axis, the first ball bearing, the axle center of the second ball bearing are identical.
3. the axial support structure of a kind of motor press fitting impeller according to claim 1, it is characterised in that: the protrusion and
Spacing between motor shaft is 1-3mm.
4. a kind of axial support structure of motor press fitting impeller according to claim 1, it is characterised in that: the motor is total
At one end top flange lid is connected with by shock absorbing ring, the other end of motor assembly passes through washer and connects flange in the bottom lid.
5. a kind of axial support structure of motor press fitting impeller according to claim 1, it is characterised in that: the protrusion
Bottom is provided with embedded groove, embedded groove connecting tooling.
6. a kind of axial support structure of motor press fitting impeller according to claim 1, it is characterised in that: the protrusion
Diameter is less than the diameter of motor shaft.
7. the axial support structure of a kind of motor press fitting impeller according to claim 1, it is characterised in that: the diameter of concave ring is
15-20mm, the axle center of concave ring are set as protrusion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821299875.6U CN208707484U (en) | 2018-08-13 | 2018-08-13 | A kind of axial support structure of motor press fitting impeller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821299875.6U CN208707484U (en) | 2018-08-13 | 2018-08-13 | A kind of axial support structure of motor press fitting impeller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208707484U true CN208707484U (en) | 2019-04-05 |
Family
ID=65942066
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821299875.6U Withdrawn - After Issue CN208707484U (en) | 2018-08-13 | 2018-08-13 | A kind of axial support structure of motor press fitting impeller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208707484U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108964370A (en) * | 2018-08-13 | 2018-12-07 | 豪圣挚达（上海）电气有限责任公司 | A kind of axial support structure and its application method of motor press fitting impeller |
-
2018
- 2018-08-13 CN CN201821299875.6U patent/CN208707484U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108964370A (en) * | 2018-08-13 | 2018-12-07 | 豪圣挚达（上海）电气有限责任公司 | A kind of axial support structure and its application method of motor press fitting impeller |
| CN108964370B (en) * | 2018-08-13 | 2024-03-19 | 晓圣电机(上海)有限公司 | Axial supporting structure for press-fitting impeller of motor and application method of axial supporting structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 200000 Room 202, floor 2, building 6, No. 488, Taoqiao Road, Huinan Town, Pudong New Area, Shanghai Patentee after: Xiaosheng electric machinery (Shanghai) Co.,Ltd. Address before: Floors 1-2, Building 1, No. 2300 Xuanhuang Road, Huinan Town, Pudong New Area, Shanghai, 200000 Patentee before: HAOSHENGZHIDA (SHANGHAI) ELECTRIC CO.,LTD. |
|
| CP03 | Change of name, title or address | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20190405 Effective date of abandoning: 20240319 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20190405 Effective date of abandoning: 20240319 |
|
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |