CN209488380U - A kind of composite structure of motor blower fan - Google Patents
A kind of composite structure of motor blower fan Download PDFInfo
- Publication number
- CN209488380U CN209488380U CN201920493772.1U CN201920493772U CN209488380U CN 209488380 U CN209488380 U CN 209488380U CN 201920493772 U CN201920493772 U CN 201920493772U CN 209488380 U CN209488380 U CN 209488380U
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- motor
- fan blade
- composite structure
- drive shaft
- blower fan
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Abstract
The utility model discloses a kind of composite structure of motor blower fan, including motor and fan blade, drive shaft is equipped in the motor, one end of the drive shaft protrudes from the outer surface of the motor, and one end of the drive shaft is equipped with back stop slot；The fan blade is equipped with inner hole, and the inner hole of the fan blade is fixed in the drive shaft, and the periphery of the inner hole of the fan blade is equipped with the stopping mechanism chimeric with the back stop slot.The utility model can be improved the stability that motor is combined with fan blade, promote the working efficiency of motor without being fixed by glue.
Description
Technical field
The utility model relates to series excited machine fields, more particularly to a kind of composite structure of motor blower fan.
Background technique
For large-size machine, motor blower fan is essential component, and function is to cool down motor, existing market
On rotor use double insulating structure, cooling fan blade is mounted on the axis insulating materials of motor driving shaft, in fan blade and axis
The thrust and torsion for increasing fan blade between insulation using the fixed form of addition glue, prevent fan blade from loosening.However this technique pair
Cooperation between the quality of glue, type selecting, the technical process, solidification and the fan blade that add glue and axis insulation require it is relatively high, often
It will appear fan blade because thrust and torsion are relatively low, cause to loosen damaged phenomenon when work, greatly reduce the peace of electric tool
Quan Xing.It is really necessary to improve the combination of common motor and fan blade, the stability of the two combination is improved, it is ensured that the work of motor
Make efficiency.
Utility model content
The technical issues of the utility model solves is to provide a kind of composite structure of motor blower fan, without solid by glue
It is fixed, it can be improved the stability that motor is combined with fan blade, promote the production efficiency of motor.
The technical solution of the utility model is:
A kind of composite structure of motor blower fan, wherein including motor and fan blade, drive shaft is equipped in the motor, it is described
One end of drive shaft protrudes from the outer surface of the motor, and one end of the drive shaft is equipped with back stop slot；It is set on the fan blade
There is inner hole, the inner hole of the fan blade is fixed in the drive shaft, and the periphery of the inner hole of the fan blade is equipped with and the back stop slot
Chimeric stopping mechanism.
The composite structure of motor blower fan as described above, wherein the medial surface of the inner hole of the fan blade is equipped with keyway, described
Drive shaft insulate equipped with axis, and the outer surface of the axis insulation is equipped with the key-way shape structure being equipped with the keyway.
The composite structure of motor blower fan as described above, wherein the stopping mechanism is claw type stopping mechanism.
The composite structure of motor blower fan as described above, wherein the periphery of the inner hole is equipped at least two stopping mechanisms.
The composite structure of motor blower fan as described above, wherein convex block is equipped on the inside of the back stop slot of the drive shaft, it is described
Inner hole medial surface corresponds to the convex block equipped with groove.
The composite structure of motor blower fan as described above, wherein the back stop slot is U-shaped, V-arrangement or square back stop slot.
The composite structure of motor blower fan as described above, wherein the keyway is square keyway, the key of the axis insulation
Bathtub construction is right angle key-way shape structure.
It is learnt by described above, compared with prior art, can reach following effect really:
The composite structure of the motor blower fan of the utility model, by opening up back stop slot in the drive shaft of motor, fan blade
The stopping mechanism chimeric with back stop slot is set on inner hole, to realize that the combination between motor and fan blade is fixed, with conventional wind
Leaf mounting means is compared, and process stabilizing, structure is simple, without adding glue, is improved assembly efficiency, is effectively prevented fan blade
Because of thrust and torsion is less than normal the case where loosening damage occurs, meanwhile, have greatly improved to the production efficiency and quality of motor, really
The working efficiency of motor has been protected, furthermore it is possible to save the cost for manually adding glue, has improved the economic benefit of product, more
Conducive to the popularization in market.
Detailed description of the invention
Fig. 1 is that the whole part section structure of the preferred embodiment of the composite structure of the motor blower fan of the utility model is shown
It is intended to；
Fig. 2 is that the part section structure of the motor of the preferred embodiment of the composite structure of the motor blower fan of the utility model is shown
It is intended to；
Fig. 3 is the cross-section structure signal of the fan blade of the preferred embodiment of the composite structure of the motor blower fan of the utility model
Figure；
Fig. 4 is the structural schematic diagram of the drive shaft of the preferred embodiment of the composite structure of the motor blower fan of the utility model.
Main element label declaration:
The utility model:
1: motor 2: fan blade 3: drive shaft
4: back stop slot 5: stopping mechanism 6: keyway
7: axis insulation
Specific embodiment
For a clearer understanding of the technical features, objectives and effects of the utility model, now compareing Detailed description of the invention
Specific embodiment of the present utility model.
A kind of composite structure of motor blower fan is please refer to figs. 1 to 4, practical new for this in preferred embodiment
A kind of structural schematic diagram of the preferred embodiment of the composite structure of motor blower fan of type, including motor 1 and fan blade 2, the motor 1
Interior to be equipped with drive shaft 3, one end of the drive shaft 3 protrudes from the outer surface of the motor 1, sets on one end of the drive shaft 3
There is back stop slot 4；The fan blade 2 is equipped with inner hole, and the inner hole of the fan blade 2 is fixed in the drive shaft 3, the fan blade 2
The periphery of inner hole is equipped with the stopping mechanism 5 chimeric with the back stop slot 4.As shown in Figures 1 to 4, the motor wind of the utility model
The composite structure of leaf in the drive shaft 3 of motor 1 by opening up back stop slot 4, and setting is chimeric with back stop slot 4 on the inner hole of fan blade 2
Stopping mechanism 5, to realize that the combination between motor and fan blade is fixed, compared with conventional fan blade mounting means, technique is steady
Fixed, structure is simple, without adding glue, improves assembly efficiency, effectively prevents fan blade 2 because of thrust and torsion appearance less than normal
The case where loosening damage, meanwhile, have greatly improved to the production efficiency and quality of motor 1, it is ensured that the work of motor 1 is imitated
Rate improves the economic benefit of product, the more conducively popularization in market furthermore it is possible to save the cost for manually adding glue.
The composite structure of the motor blower fan of the utility model as described above, in preferred embodiment, the fan blade 2
The medial surface of inner hole is equipped with keyway 6, and the drive shaft 3 is equipped with axis insulation 7, the outer surface of axis insulation 7 be equipped with it is described
The key-way shape structure that keyway 6 is equipped with.As shown in Figure 1 to Figure 3, when motor 1 is combined with fan blade 2, the axis in drive shaft 3 is exhausted
Edge 7 can be embedded in the keyway 6 of fan blade 2, and back stop slot 4 is cooperated to keep motor 1 and the combination of fan blade 2 stronger with stopping mechanism 5,
The stability of both enhancings combination.
The composite structure of the motor blower fan of the utility model as described above, in preferred embodiment, the retaining machine
Structure 5 is claw type stopping mechanism.When 1 drive shaft 3 of motor is inserted into 2 inner hole of fan blade, claw type stopping mechanism can be caught in retaining automatically
In slot 4, and the inner surface of back stop slot 4 is fastened, enhances the interaction force between back stop slot 4 and stopping mechanism 5, it can be effective
Motor 1 and fan blade 2 is prevented caused by being detached from back stop slot 4 and stopping mechanism 5 because of body vibration when motor 1 works to loosen impaired
It happens.
The composite structure of the motor blower fan of the utility model as described above, in preferred embodiment, the inner hole
Periphery is equipped at least two stopping mechanisms 5.Multiple stopping mechanisms 5 are chimeric with back stop slot 4, can more increase the fastening of stopping mechanism 5
Active force when back stop slot 4 reduces the combinational gap between motor 1 and fan blade 2, keeps the combination of the two more firm efficient.
The composite structure of the motor blower fan of the utility model as described above, in preferred embodiment, the drive shaft 3
Back stop slot 4 on the inside of be equipped with convex block, the inner hole medial surface correspond to the convex block be equipped with groove.The motor blower fan of the utility model
Composite structure is equipped with the stability for ensuring that the two combines by various mechanism, and the convex block is mutual chimeric with groove,
More can insertion force between enhancing structure, and can effectively prevent interference of the external force to assembly, guarantee structure
Integrality.
The composite structure of the motor blower fan of the utility model as described above, in preferred embodiment, the back stop slot 4
For U-shaped, V-arrangement or square back stop slot.Structure is simple, can easily be slotted to drive shaft 3 by common cutter head
Processing reduces processing cost, it is of course also possible to open up the thrust groove of other shapes, as long as its can satisfy it is embedding with thrust mechanism 5
It closes fixed.
The composite structure of the motor blower fan of the utility model as described above, in preferred embodiment, the keyway 6 is
The key-way shape structure of square keyway, the axis insulation 7 is right angle key-way shape structure.It, can according to the structure of motor 1 and fan blade 2
To open up keyway 6 of different shapes and key-way shape structure, as long as the two can be made embedding mutually and ensure that motor 1 is combined with fan blade 2
The stabilization of body.
A kind of composite structure of motor blower fan of the utility model as described above is with one preferred embodiment
Example, then the utility model in the drive shaft 3 of motor 1 by opening up back stop slot 4, and setting is embedding with back stop slot 4 on the inner hole of fan blade 2
The stopping mechanism 5 of conjunction, thus realize that the combination between motor and fan blade is fixed, compared with conventional fan blade mounting means, technique
Stablize, structure is simple, without adding glue, improves assembly efficiency, effectively prevents fan blade 2 because thrust and torsion are less than normal out
The case where now loosening damage, meanwhile, have greatly improved to the production efficiency and quality of motor 1, it is ensured that the work of motor 1 is imitated
Rate improves the economic benefit of product, the more conducively popularization in market furthermore it is possible to save the cost for manually adding glue.More
Further, the medial surface of the inner hole of the fan blade 2 is equipped with keyway 6, and the drive shaft 3 is equipped with axis insulation 7, the axis insulation
7 outer surface is equipped with the key-way shape structure being equipped with the keyway 6.When motor 1 is combined with fan blade 2, in drive shaft 3
Axis insulation 7 can be embedded in the keyway 6 of fan blade 2, and cooperation back stop slot 4 and stopping mechanism 5 make the combination of motor 1 and fan blade 2 more
Securely, the stability of both enhancings combination.
The above descriptions are merely exemplary embodiments of the present utility model, the model being not intended to limit the utility model
It encloses.Any those skilled in the art, made equivalent change under the premise of not departing from the conceptions and principles of the utility model
Change and modify, should belong to the range of the utility model protection.
Claims (7)
1. a kind of composite structure of motor blower fan, which is characterized in that including motor and fan blade, drive shaft is equipped in the motor,
One end of the drive shaft protrudes from the outer surface of the motor, and one end of the drive shaft is equipped with back stop slot；The fan blade
It is equipped with inner hole, the inner hole of the fan blade is fixed in the drive shaft, and the periphery of the inner hole of the fan blade is equipped with to be stopped with described
Move back the chimeric stopping mechanism of slot.
2. the composite structure of motor blower fan as described in claim 1, which is characterized in that the medial surface of the inner hole of the fan blade is set
There is keyway, the drive shaft insulate equipped with axis, and the outer surface of the axis insulation is equipped with the keyway being equipped with the keyway
Shape structure.
3. the composite structure of motor blower fan as claimed in claim 2, which is characterized in that the stopping mechanism is claw type retaining machine
Structure.
4. the composite structure of motor blower fan as claimed in claim 3, which is characterized in that the periphery of the inner hole is equipped at least two
A stopping mechanism.
5. the composite structure of motor blower fan as claimed in claim 4, which is characterized in that set on the inside of the back stop slot of the drive shaft
There is convex block, the inner hole medial surface corresponds to the convex block equipped with groove.
6. the composite structure of motor blower fan as claimed in claim 5, which is characterized in that the back stop slot is U-shaped, V-arrangement or straight
Angular back stop slot.
7. the composite structure of motor blower fan as claimed in claim 6, which is characterized in that the keyway is square keyway, institute
The key-way shape structure for stating axis insulation is right angle key-way shape structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920493772.1U CN209488380U (en) | 2019-04-12 | 2019-04-12 | A kind of composite structure of motor blower fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920493772.1U CN209488380U (en) | 2019-04-12 | 2019-04-12 | A kind of composite structure of motor blower fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209488380U true CN209488380U (en) | 2019-10-11 |
Family
ID=68135156
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920493772.1U Active CN209488380U (en) | 2019-04-12 | 2019-04-12 | A kind of composite structure of motor blower fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209488380U (en) |
-
2019
- 2019-04-12 CN CN201920493772.1U patent/CN209488380U/en active Active
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