CN207475300U - A kind of small generator - Google Patents
A kind of small generator Download PDFInfo
- Publication number
- CN207475300U CN207475300U CN201721485757.XU CN201721485757U CN207475300U CN 207475300 U CN207475300 U CN 207475300U CN 201721485757 U CN201721485757 U CN 201721485757U CN 207475300 U CN207475300 U CN 207475300U
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- rubber sleeve
- hole
- silicon steel
- stator module
- small generator
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Abstract
The utility model discloses a kind of small generator, including：One for installing the fixation panel of stator module, and the fixed face plate center offers through-hole；The springy locking member for being embedded and being used in through-hole by stator module assembling on fixed panel is provided between the stator module and fixed panel；And the rotor assembly being rotatably assorted with the stator module.This programme uses new mechanical structure, has the following advantages and effect：It is connected between stator module and fixed panel by springy locking member, so that there is certain elastic force between stator module and fixed panel, so that relative displacement occurs, and then prevent shaft from being bent when stress is excessive with stator module and fixed panel when rotor assembly shifts.
Description
Technical field
The utility model is related to a kind of power supply unit, more particularly to a kind of small generator.
Background technology
With the development of social life, as the representative of the environmentally friendly class vehicles, the ownership of electric bicycle is increasingly
It is more, in some hilly countries, descending area will necessarily be passed through when people are riding, people need to keep braking state at this time
Slow down downstream rate, it is this to operate the service life for not only shortening brake block, the loss of energy is also created, so typically now can
Small generator is installed on the wheel of electric bicycle, small generator is driven with inertia using electric bicycle downlink
The rotation of upper rotor part, and stator is fixed with vehicle frame, realizes the relative rotation of rotor and stator so as to reality using rotating for wheel
Now to the charging of storage battery.
But electric bicycle easily passes through some rugged ground when advancing, wheel is in the process of rotation
It is middle to shake, so as to cause the interaction force between stator and rotor larger, easily bend the shaft on rotor,
Irreversible damage is caused, existing can improvements.
Utility model content
The purpose of this utility model is to provide a kind of small generator, has the advantages that antidetonation.
The above-mentioned technical purpose of the utility model technical scheme is that：A kind of small generator,
Including：
One for installing the fixation panel of stator module, and the fixed face plate center offers through-hole；
It is provided with to be embedded between the stator module and fixed panel and be used in through-hole by stator module assembling solid
Determine the springy locking member on panel；And
The rotor assembly being rotatably assorted with the stator module.
By using above-mentioned technical proposal, connected between stator module and fixed panel by springy locking member so that fixed
There is certain elastic force between sub-component and fixed panel, so as to when rotor assembly shifts can with stator module with
Relative displacement occurs for fixed panel, and then prevent shaft from being bent when stress is excessive.
The further setting of the utility model, the stator module include the stator being formed by stacking by multi-disc punching silicon-steel
Piece and winding, the silicon steel sheet outer surface are coated with insulated paint, and the silicon steel sheet includes annulus and 12 are disposed on
The T-shaped boss of annulus side, the winding are wrapped in the T-shaped boss root that is formed by stacking.
By using above-mentioned technical proposal, silicon steel sheet has good magnetic conduction ability, can reduce stator piece in logical exchange
Magnetic hystersis loss when electric, and mutually insulated between adjacent silicon steel sheet reduce the Wen Sheng of stator, so as to reduce eddy-current loss.
The further setting of the utility model, the silicon steel sheet coaxial arrangement, and adjacent silicon steel sheet is around the axle center of annulus
Certain angle is circumferentially offset so that the magnetic force that forms an angle between superposed surfaces of stator piece and silicon steel plate plane after overlapping
Wire cutting slot, the angle of the magnetic force line cutting slot is between 30~60 degree.
By using above-mentioned technical proposal, magnetic force line cutting slot is at an acute angle so that and rotor staring torque in rotation is smaller,
So as to improve generating efficiency.
The further setting of the utility model through there is location hole on the silicon steel sheet, is interference fitted in the location hole
There is positioning pin.
It by using above-mentioned technical proposal, is carried out between multiple silicon steel sheets by positioning pin affixed, improves multiple silicon
The stability connected between steel disc.
The further setting of the utility model, the springy locking member include being interference fitted through fixed panel and with through-hole
The first rubber sleeve, the second rubber sleeve for being interference fitted through the annulus and with the endoporus of annulus, under second rubber sleeve
End offers caulking groove, and first rubber sleeve is interference fitted with caulking groove.
By using above-mentioned technical proposal, the first rubber sleeve and fixed panel are affixed, and the second rubber sleeve and stator piece are affixed,
First rubber sleeve and the second rubber sleeve are interference fitted, and realization stator piece turns to match with fixed panel, and the first rubber sleeve and second
Rubber sleeve has elasticity so that has certain elasticity between stator piece and fixed panel, during so as to make stator piece stress larger
Relative displacement can occur with fixed panel.
The further setting of the utility model offers filling aperture on the silicon steel sheet, condensation is marked in the filling aperture
Object, the coagulation are hot melt adhesive, and the upper end extrusion molding of the coagulation has a limiting section, the lower face of the limiting section and the
The upper surface of two rubber sleeves keeps contradicting.
It by using above-mentioned technical proposal, is poured into filling aperture when hot melt adhesive is in a liquid state, treating will before its solidification
The upper end is squeezed into limiting section, affixed with stator piece after hot melt adhesive solidification, and limiting section offsets with the second rubber sleeve, from
And stator piece is made to be not easy to move down, improve the stability that stator piece is connect with the second stop collar.
The further setting of the utility model, the portion that second rubber sleeve is located between locating plate and fixed panel separate
Equipped with the connecting hole connected with filling aperture.
By using above-mentioned technical proposal, when hot melt adhesive is perfused, hot melt adhesive can be filled in filling aperture with connecting simultaneously
In hole, so as to make coagulation and the second rubber sleeve affixed, the stability of the second rubber sleeve connection is improved.
The further setting of the utility model, the rotor assembly include be set in stator exterior rotator seat, through turn
Stroma center and the shaft and rotor block being fixedly connected with rotator seat, the rotor block are attached to by 16 notes on rotator seat inner wall
N, S it is extremely spaced magnet composition.
By using above-mentioned technical proposal, the number of magnetic poles in the number of windings and rotor on stator is 3 to 4, the magnetic on rotor
Pole beam is more, is conducive to improve the generated output of generator in the case where not influencing rotor rotation.
The further setting of the utility model, the springy locking member center offer mounting hole, pacify in the mounting hole
Equipped with the bearing being adapted to shaft, the bearing is interference fitted simultaneously with the first rubber sleeve and the second rubber sleeve.
By using above-mentioned technical proposal, bearing is affixed with the first rubber sleeve and the second rubber sleeve simultaneously, further improves
The stability connected between first rubber sleeve and the second rubber sleeve, and bearing can reduce the friction between shaft and stator piece
Power, to reduce the frictional force that rotor is subject in rotation.
In conclusion the utility model has the advantages that：
1. the setting of the first rubber sleeve and the second rubber sleeve between stator module and fixed panel so that have certain bullet
Power, so that relative displacement, and then anti-rotation stop occurs with stator module and fixed panel when rotor assembly shifts
Axis is bent when stress is excessive；
2. the setting of filling aperture and connecting hole and the coagulation of inside causes, poured into simultaneously when hot melt adhesive is in a liquid state
In filling aperture and connecting hole, treat that the upper end is squeezed into limiting section before its solidification, after hot melt adhesive solidification, while and stator
Piece and the second rubber sleeve are affixed, and limiting section offsets with the second rubber sleeve, so as to which stator piece be made to be not easy to move down, further improves
The stability that stator piece is connect with the second stop collar.
Description of the drawings
Fig. 1 is the general assembly structure diagram of small generator；
Fig. 2 is the cross-sectional view of small generator；
Fig. 3 is the separate structure schematic diagram of small generator；
Fig. 4 is the attachment structure schematic diagram of stator piece and fixed panel；
Fig. 5 is the structure diagram of silicon steel sheet.
Reference numeral：1st, fixed panel；2nd, stator piece；21st, silicon steel sheet；211st, annulus；212nd, T-shaped boss；3rd, rotor set
Part；31st, rotator seat；32nd, shaft；33rd, rotor block；4th, through-hole；5th, springy locking member；51st, the first rubber sleeve；52nd, the second rubber
Set；6th, location hole；7th, positioning pin；8th, caulking groove；9th, filling aperture；10th, connecting hole；11st, coagulation；12nd, limiting section；13rd, mounting hole；
14th, bearing.
Specific embodiment
The utility model is described in further detail below in conjunction with attached drawing.
With reference to shown in Fig. 1 and Fig. 3, a kind of small generator fixes panel 1 including one, stator is equipped on fixed panel 1
Component and rotor assembly 3 offer through-hole 4 at fixed 1 center of panel, springy locking member 5, snap lock are embedded in through-hole 4
Determine part 5 to be interference fitted with fixed panel 1 and stator module, stator module is rotatably assorted with rotor assembly 3, on stator module
Power cord is circumscribed with, copper wire cutting magnetic field on stator module can be made so as to rotate rotor assembly 3, so as to supply power cord
Electricity realizes the power generation of small generator.
With reference to shown in Fig. 4 and Fig. 5, stator module include the stator piece 2 being formed by stacking by 21 punching of multi-disc silicon steel sheet and
Winding（It is not shown in figure）, silicon steel sheet 21 is coaxially disposed, to reduce staring torque of the rotor in rotation, adjacent silicon steel sheet 21
Certain angle is circumferentially offset around the axle center of annulus 211, is made between 21 plane of superposed surfaces and silicon steel sheet of the stator piece after overlapping 2
The magnetic force line cutting slot that shape forms an angle, the angle of magnetic force line cutting slot is between 30~60 degree.Silicon steel sheet 21 has good
Good magnetic conduction ability, can reduce magnetic hystersis loss of the stator piece 2 in indirect current.
21 outer surface of silicon steel sheet is coated with insulated paint, makes mutually insulated between adjacent silicon steel sheet 21, so as to reduce vortex damage
Consumption.Silicon steel sheet 21 includes annulus 211 and 12 T-shaped boss 212 for being disposed on 211 side of annulus, and winding is wrapped in
212 root of the T-shaped boss that are formed by stacking.To improve the stability connected between multiple silicon steel sheets 21, running through on silicon steel sheet 21 has
Location hole 6, the interior interference fit of location hole 6 have positioning pin 7.
With reference to shown in Fig. 2 and Fig. 3, springy locking member 5 includes the first rubber sleeve 51 and the second rubber sleeve 52, the first rubber sleeve
51 are interference fitted through fixed panel 1 and with through-hole 4, the second rubber sleeve 52 through annulus 211 and with the endoporus interference of annulus 211
Cooperation, 52 lower end of the second rubber sleeve offers caulking groove 8, and the first rubber sleeve 51 is interference fitted with caulking groove 8, the first rubber sleeve 51 and the
Two rubber sleeves, 52 bottom end is both provided with step surface, and is separately positioned on the upper and lower of fixed panel 1, and the diameter of the step surface is more than
The diameter of through-hole 4, so as to facilitate the assembling of stator module and fixed panel 1.
With reference to shown in Fig. 5, filling aperture 9 is offered on silicon steel sheet 21, offered on the step surface of the second rubber sleeve 52 with
The connecting hole 10 that filling aperture 9 connects, is marked with coagulation 11 in filling aperture 9 and connecting hole 10, and coagulation 11 is hot melt adhesive, hot melt adhesive
It is poured into simultaneously in filling aperture 9 and connecting hole 10 when being in a liquid state, treats that the upper end is squeezed into limiting section 12 before its solidification, heating
It is affixed with 2 and second rubber sleeve 52 of stator piece simultaneously after gelling is solid, and limiting section 12 offsets with the second rubber sleeve 52, so as to
Stator piece 2 is made to be not easy to move down, further improves the stability that stator piece 2 is connect with the second stop collar.
With reference to shown in Fig. 2 and Fig. 3, rotor assembly 3 includes rotator seat 31, is through 31 center of rotator seat and solid with rotator seat 31
Surely the shaft 32 and rotor block 33 connected, rotor block 33 are extremely spaced by N, S that 16 notes are attached on 31 inner wall of rotator seat
Magnet composition, offer mounting hole 13 at 5 center of springy locking member, to reduce the frictional force between shaft 32 and stator piece 2,
The bearing 14 being adapted to shaft 32 is installed in mounting hole 13, and bearing 14 simultaneously with the first rubber sleeve 51 and the second rubber sleeve
52 interference fits, can further improve the stability connected between the first rubber sleeve 51 and the second rubber.
The course of work is summarized：When installing small generator, the first rubber sleeve 51 is embedded in through-hole 4 first, until first
Step surface on rubber sleeve 51 is contradicted with fixed panel 1, is then set in the opposite side of 52 self-retaining panel 1 of the second rubber sleeve
On first rubber sleeve 51, then the second rubber sleeve 52 is embedded in the hole that multiple annulus 211 are formed on stator module, then filled
The hot melt adhesive of injection liquid in hole 9 and connecting hole 10 is filled, treats that the upper end is squeezed into limiting section 12 before its solidification, then in bullet
Property locking piece 5 mounting hole 13 be embedded in bearing 14, the shaft 32 on rotor assembly 3 is finally embedded in bearing 14, is realized small-sized
The installation of generator.
This specific embodiment is only explanation to the utility model, is not the limitation to the utility model, ability
Field technique personnel can as needed make the present embodiment the modification of no creative contribution after this specification is read, but
As long as it is all protected in the right of the utility model by Patent Law.
Claims (9)
1. a kind of small generator, which is characterized in that including：
One for installing the fixation panel (1) of stator module, and fixed panel (1) center offers through-hole (4)；
It is provided with to be embedded between the stator module and fixed panel (1) and is used to exist stator module assembling in through-hole (4)
Springy locking member (5) on fixed panel (1)；And
The rotor assembly (3) being rotatably assorted with the stator module.
2. a kind of small generator according to claim 1, which is characterized in that the stator module is included by multi-disc silicon steel
The stator piece (2) and winding that piece (21) punching is formed by stacking, silicon steel sheet (21) outer surface are coated with insulated paint, the silicon
Steel disc (21) is disposed on the T-shaped boss (212) of annulus (211) side including annulus (211) and 12, and the winding twines
It is wound on the T-shaped boss that are formed by stacking (212) root.
3. a kind of small generator according to claim 2, which is characterized in that silicon steel sheet (21) coaxial arrangement, and
Adjacent silicon steel sheet (21) around the axle center of annulus (211) circumferentially offset certain angle so that stator piece (2) after overlapping it is folded
The magnetic force line cutting slot to form an angle between conjunction face and silicon steel sheet (21) plane, the angle of the magnetic force line cutting slot is between 30
Between~60 degree.
4. a kind of small generator according to claim 3, which is characterized in that running through on the silicon steel sheet (21) has positioning
Hole (6), the interior interference fit of the location hole (6) have positioning pin (7).
5. a kind of small generator according to claim 3, which is characterized in that the springy locking member (5) is including running through
Fixed panel (1) and the first rubber sleeve (51) with through-hole (4) interference fit, through the annulus (211) and with annulus (211)
Endoporus interference fit the second rubber sleeve (52), the second rubber sleeve (52) lower end offers caulking groove (8), first rubber
Gum cover (51) is interference fitted with caulking groove (8).
6. a kind of small generator according to claim 5, which is characterized in that offered on the silicon steel sheet (21) filling
Hole (9), is marked with coagulation (11) in the filling aperture (9), and the coagulation (11) is hot melt adhesive, the coagulation (11) it is upper
End extrusion molding has limiting section (12), and the lower face of the limiting section (12) keeps supporting with the upper surface of the second rubber sleeve (52)
It touches.
7. a kind of small generator according to claim 6, which is characterized in that second rubber sleeve (52) is positioned at positioning
Part between piece and fixed panel (1) offers the connecting hole (10) connected with filling aperture (9).
8. a kind of small generator according to claim 7, which is characterized in that the rotor assembly (3) is including being set in
The rotator seat (31) of stator exterior, the shaft (32) being fixedly connected through rotator seat (31) center and with rotator seat (31) and turn
Daughter (33), the rotor block (33) are made of the extremely spaced magnet of N, S that 16 notes are attached on rotator seat (31) inner wall.
9. a kind of small generator according to claim 8, which is characterized in that springy locking member (5) center opens up
There is mounting hole (13), the bearing (14) being adapted to shaft (32) is installed in the mounting hole (13), the bearing (14) is simultaneously
It is interference fitted with the first rubber sleeve (51) and the second rubber sleeve (52).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721485757.XU CN207475300U (en) | 2017-11-07 | 2017-11-07 | A kind of small generator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721485757.XU CN207475300U (en) | 2017-11-07 | 2017-11-07 | A kind of small generator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207475300U true CN207475300U (en) | 2018-06-08 |
Family
ID=62263793
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721485757.XU Active CN207475300U (en) | 2017-11-07 | 2017-11-07 | A kind of small generator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207475300U (en) |
-
2017
- 2017-11-07 CN CN201721485757.XU patent/CN207475300U/en active Active
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