CN209472488U - A kind of motor shaft of blade easy to disassemble - Google Patents
A kind of motor shaft of blade easy to disassemble Download PDFInfo
- Publication number
- CN209472488U CN209472488U CN201920126560.XU CN201920126560U CN209472488U CN 209472488 U CN209472488 U CN 209472488U CN 201920126560 U CN201920126560 U CN 201920126560U CN 209472488 U CN209472488 U CN 209472488U
- Authority
- CN
- China
- Prior art keywords
- blade
- motor shaft
- snap
- gauge
- expansion
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses a kind of motor shafts of blade easy to disassemble, including shaft body, blade installation end, damping disc, shaft body sets gradually threaded end from side, locking groove, blade installation end, step, first polished rod, damping disc, second polished rod, third polished rod, knurled end, splined end, the flank of the end of thread is fitted with locking lid, the end of thread is internally provided with threaded hole, threaded hole is fitted with sunk screw, locking groove is fitted with locating snap ring, the inside of blade installation end is equipped with expansion structure, expansion structure is provided with an expansion piece, the outside of expansion piece is equipped with snap-gauge, snap-gauge extends to the outside of blade installation end, the outside of damping disc is provided with card slot.The utility model is provided with flank and smooth surface by the way that sunk screw is arranged, and cooperates between flank and threaded hole, cooperates between smooth surface and expansion structure, realizes the advantages of facilitating disassembly blade easy for installation.
Description
Technical field
The utility model relates to the technical field of motor shaft, specially a kind of motor shaft of blade easy to disassemble.
Background technique
Motor is a kind of calutron that electric energy conversion or transmitting are realized according to the law of electromagnetic induction, and motor shaft is on motor
An important component, performance directly affects the performance of entire motor, different components, each component is equipped on motor shaft
There is its different characteristic, therefore each mounting surface is also required to be designed according to the difference of its characteristic, including heat dissipation leaf
Piece, radiator shutter are normally at one end of motor shaft.
In the prior art, the radiator shutter on motor shaft is more complicated in installation, it has not been convenient to and the dismounting of radiator shutter is repaired,
And axially and radially fix it is bad, be easy loosen, cause to wear, motor shaft easily shakes under the state of running at high speed, reduction
Service life.
Utility model content
The purpose of this utility model is to provide a kind of motor shafts of blade easy to disassemble, to solve in above-mentioned background technique
It proposing in the prior art, the radiator shutter on motor shaft is more complicated in installation, it has not been convenient to the dismounting of radiator shutter is repaired, and
Axially and radially fix it is bad, be easy loosen, cause to wear, motor shaft easily shakes under the state of running at high speed, and reduction makes
The problems such as with the service life.
To achieve the above object, the utility model provides the following technical solutions: a kind of motor shaft of blade easy to disassemble, packet
Shaft body, blade installation end, damping disc are included, the shaft body sets gradually threaded end, locking groove, blade installation from side
End, step, the first polished rod, damping disc, the second polished rod, third polished rod, knurled end, splined end, the flank of the end of thread are matched
Conjunction is equipped with locking lid, and the end of thread is internally provided with threaded hole, and the threaded hole is fitted with sunk screw, described
Locking groove is fitted with locating snap ring, and the inside of the blade installation end is equipped with expansion structure, and the expansion structure is provided with
A expansion piece, the outside of the expansion piece are equipped with snap-gauge, and the snap-gauge extends to the outside of blade installation end, the damping disc
Outside be provided with card slot.
Preferably, the sunk screw is provided with flank and smooth surface, cooperates between flank and threaded hole, smooth surface
It cooperates between expansion structure.
Preferably, it is connected between the expansion piece by spring.
Preferably, it is provided with sliding slot on the blade installation end, and cooperated between snap-gauge and sliding slot.
Preferably, the locking lid, locating snap ring, cooperate between step, constitute axial locking structure.
Preferably, the sunk screw, expansion structure, cooperate between snap-gauge, constitute radial locking mechanism.
Compared with prior art, the utility model has the beneficial effects that a kind of motor shaft of blade easy to disassemble, passes through
Setting includes shaft body, blade installation end, damping disc, and shaft body sets gradually threaded end, locking groove, blade peace from side
Fill end, step, the first polished rod, damping disc, the second polished rod, third polished rod, knurled end, splined end, the flank cooperation of the end of thread
Locking lid is installed, the end of thread is internally provided with threaded hole, and threaded hole is fitted with sunk screw, and locking groove is coupled
There is a locating snap ring, locking lid, locating snap ring, the advantages of cooperating, realize blade axial restraint between step pass through setting leaf
The inside of piece installation end is equipped with expansion structure, and expansion structure is provided with an expansion piece, is connected between expansion piece by spring, swollen
Swollen outside is equipped with snap-gauge, and snap-gauge extends to the outside of blade installation end, and sliding slot, and snap-gauge are provided on blade installation end
It cooperates between sliding slot, sunk screw sunk screw, expansion structure cooperate between snap-gauge, realize blade
Radially fixed, the outside by the way that damping disc is arranged is provided with card slot, and then can prevent motor from shaking when running at high speed,
The utility model is provided with flank and smooth surface by the way that sunk screw is arranged, and cooperates between flank and threaded hole, smooth surface
It cooperates between expansion structure, realizes the advantages of facilitating disassembly blade easy for installation.
Detailed description of the invention
Fig. 1 is the overall structure diagram of the utility model；
Fig. 2 is the schematic diagram of internal structure of the end of thread in the utility model Fig. 1；
Fig. 3 is the axial arrangement schematic diagram of expansion structure in the utility model Fig. 1；
Fig. 4 is the structural schematic diagram of sliding slot in the utility model Fig. 1.
In figure: 1, shaft body；2, blade installation end；3, damping disc；4, card slot；5, splined end；6, the end of thread；7, annular knurl
End；8, locating snap ring；9, locking lid；10, sunk screw；11, threaded hole；12, expansion structure；13, spring；14, snap-gauge；15, only
Dynamic slot；16, sliding slot；17, step；18, the first polished rod；19, the second polished rod；20, third polished rod；21, expansion piece.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Fig. 1-4 is please referred to, a kind of embodiment provided by the utility model: a kind of motor shaft of blade easy to disassemble, including
Shaft body 1, blade installation end 2, damping disc 3, shaft body 1 set gradually threaded end 6, locking groove 15, blade peace from side
Fill end 2, step 17, the first polished rod 18, damping disc 3, the second polished rod 19, third polished rod 20, knurled end 7, splined end 5, the end of thread 6
Flank be fitted with locking lid 9, the end of thread 6 is internally provided with threaded hole 11, and threaded hole 11 is fitted with countersunk head
Screw 10, sunk screw 10 are provided with flank and smooth surface, cooperate between flank and threaded hole 11, and smooth surface and expansion are tied
It cooperating between structure 12, realizes the advantages of facilitating disassembly blade easy for installation, locking groove 15 is fitted with locating snap ring 8,
Locking lid 9, locating snap ring 8 cooperate between step 17, constitute axial locking structure, realize the excellent of blade axial restraint
Point, the inside of blade installation end 2 are equipped with expansion structure 12, and expansion structure 12 is provided with 4 expansion pieces 21, between expansion piece 21
It is connected by spring 13, the outside of expansion piece 21 is equipped with snap-gauge 14, and snap-gauge 14 extends to the outside of blade installation end 2, blade
It is provided with sliding slot 16 on installation end 2, and cooperates between snap-gauge 14 and sliding slot 16,10 sunk screw 10 of sunk screw, expansion
Cooperate between structure 12, snap-gauge 14, constitute radial locking mechanism, realize the radially fixed of blade, damping disc 3 it is outer
Portion is provided with card slot 4, and then can prevent motor from shaking when running at high speed.
Working principle: when using the motor shaft of the blade easy to disassemble, inside is covered with reeded blade in blade
On installation end 2, sunk screw 10 is tightened in threaded hole 11, sunk screw 10 is provided with flank and smooth surface, flank and spiral shell
It cooperates between pit 11, cooperates between smooth surface and expansion structure 12, smooth surface pushes up the expansion piece 21 of expansion structure 12
It rises, the snap-gauge 14 on expansion piece 21 ejects the outside of blade installation end 2, and inside is held out against fixation with reeded blade, realizes
By the radially fixed of blade, then locating snap ring 8 is sticked into locking groove 15, screw on locking lid 9, locking lid 9, locating snap ring 8, platform
The advantages of cooperating, being realized blade axial restraint between rank 17 is backed out locking lid 9, is removed when needing to remove blade
Locating snap ring 8 backs out sunk screw 10, and expansion piece 21 bounces back under the action of spring 13, and snap-gauge 14 bounces back, and blade loosens, and realizes
The advantages of facilitating disassembly blade easy for installation is provided with card slot 4 on damping disc 3, while damping disc 3 diameter is greater than the first polished rod
18 and second polished rod 19 diameter, can avoid component and radially skid and axial float, and then can prevent motor from running at high speed
Shi Fasheng vibration.
It is obvious to a person skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and
And without departing substantially from the spirit or essential attributes of the utility model, it can realize that this is practical new in other specific forms
Type.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this is practical new
The range of type is indicated by the appended claims rather than the foregoing description, it is intended that containing for the equivalent requirements of the claims will be fallen in
All changes in justice and range are embraced therein.It should not treat any reference in the claims as limiting
Related claim.
Claims (6)
1. a kind of motor shaft of blade easy to disassemble, including shaft body (1), blade installation end (2), damping disc (3), feature exists
In: the shaft body (1) sets gradually threaded end (6), locking groove (15), blade installation end (2), step from side
(17), the first polished rod (18), damping disc (3), the second polished rod (19), third polished rod (20), knurled end (7), splined end (5), institute
The flank for stating the end of thread (6) is fitted with locking lid (9), and the end of thread (6) is internally provided with threaded hole (11), institute
It states threaded hole (11) to be fitted with sunk screw (10), the locking groove (15) is fitted with locating snap ring (8), the blade
The inside of installation end (2) is equipped with expansion structure (12), and the expansion structure (12) is provided with 4 expansion pieces (21), described swollen
The outside of swollen (21) is equipped with snap-gauge (14), and the snap-gauge (14) extends to the outside of blade installation end (2), the damping disc
(3) outside is provided with card slot (4).
2. a kind of motor shaft of blade easy to disassemble according to claim 1, it is characterised in that: the sunk screw (10)
It is provided with flank and smooth surface, is cooperated between flank and threaded hole (11), between smooth surface and expansion structure (12) mutually
Cooperation.
3. a kind of motor shaft of blade easy to disassemble according to claim 1, it is characterised in that: the expansion piece (21) it
Between by spring (13) connect.
4. a kind of motor shaft of blade easy to disassemble according to claim 1, it is characterised in that: the blade installation end
(2) it is provided on sliding slot (16), and cooperates between snap-gauge (14) and sliding slot (16).
5. a kind of motor shaft of blade easy to disassemble according to claim 1, it is characterised in that: the locking lid (9) is stopped
Rotating ring (8), step cooperate between (17), constitute axial locking structure.
6. a kind of motor shaft of blade easy to disassemble according to claim 1, it is characterised in that: the sunk screw
(10), expansion structure (12), snap-gauge cooperate between (14), constitute radial locking mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920126560.XU CN209472488U (en) | 2019-01-25 | 2019-01-25 | A kind of motor shaft of blade easy to disassemble |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920126560.XU CN209472488U (en) | 2019-01-25 | 2019-01-25 | A kind of motor shaft of blade easy to disassemble |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209472488U true CN209472488U (en) | 2019-10-08 |
Family
ID=68093574
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920126560.XU Expired - Fee Related CN209472488U (en) | 2019-01-25 | 2019-01-25 | A kind of motor shaft of blade easy to disassemble |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209472488U (en) |
-
2019
- 2019-01-25 CN CN201920126560.XU patent/CN209472488U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191008 Termination date: 20220125 |