CN207490631U - A kind of motor rotor with protective shell - Google Patents
A kind of motor rotor with protective shell Download PDFInfo
- Publication number
- CN207490631U CN207490631U CN201721436982.4U CN201721436982U CN207490631U CN 207490631 U CN207490631 U CN 207490631U CN 201721436982 U CN201721436982 U CN 201721436982U CN 207490631 U CN207490631 U CN 207490631U
- Authority
- CN
- China
- Prior art keywords
- bottom case
- shaft
- sides
- fixedly connected
- top shell
- 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 rotors with protective shell; including bottom case, top shell, shaft and main shaft; the middle part of bottom case passes through shaft; shaft is fixedly connected with the inner wall of bearing; main shaft is fixedly connected at the top of shaft; the both sides of main shaft are fixed with electromagnet; coil is respectively and fixedly provided on the outside of two electromagnet; coil is electrically connected with electromagnet; rotating seat is fixed on the bottom end in the middle part of top shell; the both sides of bottom case offer wire channel, and the inner wall of bottom case both sides is respectively and fixedly provided with commutation brush, and commutation brush is connect with coil contact.The utility model passes through the bottom case and top shell that are equipped with; and top shell both sides are fastened on the outer wall of bottom case both sides; bottom case and top shell are bolted to connection; so that rotor is under the protection of bottom case and top shell; prevent magnet from coming off the normal work for causing to damage to stator etc. and preventing foreign materials away rotor; and several heat emission holes are equipped on bottom case and bottom case, convenient for ventilation and heat, prevent temperature of rotor excessively high.
Description
Technical field
The utility model is related to motor device technical field, specially a kind of motor rotor with protective shell.
Background technology
Motor is for converting electrical energy into mechanical energy, to provide output rotary motion, certainly, in addition to directly providing rotation
Except movement, the rotating mechanical energy that is exported can arrange in pairs or groups different mechanisms and convert linear movement or shock motion, for carrying
Motor for rotary motion is made of rotor and stator, and wherein stator is fixed part, for providing surrounding
Magnetic field, and rotor is then rotatable part according to magnetic field, and viscose is set usually between shaft and permanent magnet, such as
Resin glue, to fix the permanent magnet to the peripheral wall surfaces of the shaft.However, since permanent magnet is fixed on using pasting mode
The peripheral wall surfaces of the shaft easily cause to come off because of the influence of external use environment or pressure, must once permanent magnet comes off
So motor rotor is caused to can not operate normally or even cause permanent magnet to be fastened in the awkward situation in stator, in the produced on-site having
In the case of, inclement condition easily causes motor rotor when running at high speed, and motor is caused to damage, therefore we are right into foreign matter
This makes improvement, proposes a kind of motor rotor with protective shell.
Utility model content
Easy to fall off and tend to have the defects of foreign matter impacts rotor to solve magnet of the existing technology, this practicality is newly
Type provides a kind of motor rotor with protective shell.
In order to solve the above-mentioned technical problem, the utility model provides following technical solution：
A kind of motor rotor with protective shell of the utility model, including bottom case, top shell, shaft and main shaft, in the bottom case
The top in portion is fixed with bearing block, and the inner wall of the bearing block is fixedly connected with the outer wall of bearing, and the middle part of the bottom case passes through
Shaft, the shaft are fixedly connected with the inner wall of bearing, and main shaft, the both sides of the main shaft are fixedly connected at the top of the shaft
Electromagnet is fixed with, coil is respectively and fixedly provided on the outside of two electromagnet, the coil is electrically connected with electromagnet, the master
The top of axis is fixedly connected with apical axis, and the top of the apical axis is fixedly connected on the inside of rotating seat, and the rotating seat is fixed on
Bottom end in the middle part of top shell, the both sides of the top shell are fixedly connected by bolt with the both sides outer wall of bottom case, the both sides of the bottom case
Wire channel is offered, the inner wall of the bottom case both sides is respectively and fixedly provided with commutation brush, and the commutation brush is connect with coil contact.
Further, the outside on the shaft top is equipped with fixed seat, and the top of fixed seat and the bottom end of main shaft, which are fixed, to be connected
It connects, through-hole is equipped in the fixed seat and shaft, bolt is interspersed in the through-hole, one end nut thread of the bolt connects
It connects, the fixed seat is fixedly connected by bolt and nut with shaft.
Further, the bottom case and top shell are made of polyimide plastic.
Further, the bottom of the shaft is equipped with keyway.
Further, the top of bottom case and the bottom end of top shell are equipped with threaded hole, and the depth of the threaded hole is less than bottom case shell
The half of wall thickness.
Further, the bottom case and top shell are equipped with several heat emission holes.
Compared with prior art, the utility model has the advantages that：Motor rotor of this kind with protective shell, passes through
The bottom case and top shell being equipped with, and top shell both sides are fastened on the outer wall of bottom case both sides, bottom case and top shell are bolted to connection,
So that rotor under the protection of bottom case and top shell, prevents magnet from coming off and stator etc. is caused to damage and prevents foreign materials away rotor
Normal work, and several heat emission holes are equipped on bottom case and bottom case, convenient for ventilation and heat, prevent temperature of rotor excessively high, pass through
Fixed seat is equipped in the outside on shaft top, the top of fixed seat is fixedly connected with the bottom end of main shaft, in fixed seat and shaft
Equipped with through-hole, bolt is interspersed in through-hole, the tail end of bolt is equipped with external screw thread, and the threads of bolt are connected with nut, Gu
Reservation is fixedly connected by bolt and nut with shaft, and shaft can be made to be connected with main shaft even closer, and be easily installed and
It replaces.
Description of the drawings
Fig. 1 is a kind of structure diagram of the motor rotor with protective shell of the utility model；
Fig. 2 is the structure diagram of the rotor of the utility model.
In figure：1st, bottom case；2nd, top shell；3rd, shaft；4th, main shaft；5th, bearing block；6th, electromagnet；7th, coil；8th, apical axis；9th, it revolves
Swivel base；10th, commutation brush；11st, wire channel；12nd, bolt；13rd, keyway；14th, fixed seat；15th, bolt；16th, nut.
Specific embodiment
To be easy to understand technical means, creative features, achievable purpose and effectiveness of the utility model, below
With reference to specific embodiment, the utility model is expanded on further.
As shown in Figs. 1-2, a kind of motor rotor with protective shell, including bottom case 1, top shell 2, shaft 3 and main shaft 4, bottom case 1
The top at middle part is fixed with bearing block 5, and the inner wall of bearing block 5 is fixedly connected with the outer wall of bearing, and the middle part of bottom case 1 passes through shaft
3, shaft 3 is fixedly connected with the inner wall of bearing, and the top of shaft 3 is fixedly connected with main shaft 4, and the both sides of main shaft 4 are fixed with electromagnetism
Iron 6, the outside of two electromagnet 6 are respectively and fixedly provided with coil 7, and coil 7 is electrically connected with electromagnet 6, and the top of main shaft 4 is fixedly connected
There is apical axis 8, the top of apical axis 8 is fixedly connected on the inside of rotating seat 9, and rotating seat 9 is fixed on the bottom end at 2 middle part of top shell, top shell 2
Both sides be fixedly connected by bolt 12 with the both sides outer wall of bottom case 1, the both sides of bottom case 1 offer wire channel 11, bottom case 1
The inner wall of both sides is respectively and fixedly provided with commutation brush 10, and commutation brush 10 is connected with coil 7.
Wherein, the outside on 3 top of shaft is equipped with fixed seat 14, and the top of fixed seat 14 is fixedly connected with the bottom end of main shaft 4,
Through-hole is equipped in fixed seat 14 and shaft 3, bolt 15 is interspersed in through-hole, an end nut 16 of bolt 15 is threadedly coupled, Gu
Reservation 14 is fixedly connected by bolt 15 and nut 16 with shaft 3, and shaft 3 and main shaft 4 can be made to connect even closer.
Wherein, bottom case 1 and top shell 2 are made of polyimide plastic, prevent from absorbing blocking magnetic field, and high temperature resistant.
Wherein, the bottom of shaft 3 is equipped with keyway 13, convenient for the output axis connection with connecting motor, prevents from skidding.
Wherein, the top of bottom case 1 and the bottom end of top shell 2 are equipped with threaded hole, and the depth of the threaded hole is less than 1 shell wall of bottom case
The half of thickness prevents bolt 12 from piercing through in wire channel 11, causes danger.
Wherein, bottom case 1 and top shell 2 are equipped with several heat emission holes, convenient for ventilation and heat, prevent temperature of rotor excessively high.
It should be noted that the utility model is a kind of motor rotor with protective shell, specifically, the top shell 2 by motor
Both sides be fastened on by bolt 12 on the outer wall of 1 both sides of bottom case so that rotor is under the protection of bottom case 1 and top shell 2, and the bottom of at
Shell 1 and bottom case 2 are equipped with several heat emission holes, convenient for ventilation and heat, prevent temperature of rotor excessively high, and conducting wire passes through wire channel 11
It is electrically connected with commutation brush 10, then 10 coils 7 of commutation brush are electrically connected, and are then electrically connected with electromagnet 6, when being powered,
Under the action of outer stator, rotor starts to rotate, and due to the effect of commutation brush 10, rotor can be made to rotate always, reaches required,
And it since the bottom of shaft 3 is equipped with keyway 13, convenient for the output axis connection with connecting motor, prevents from skidding.
The basic principle of the utility model and main feature and the advantages of the utility model has been shown and described above.One's own profession
The technical staff of industry is it should be appreciated that the present utility model is not limited to the above embodiments, described in above embodiments and description
Only illustrate the principle of the utility model, on the premise of not departing from the spirit and scope of the utility model, the utility model is also
Various changes and modifications are had, these various changes and improvements fall within the scope of the claimed invention.The utility model
Claimed range is defined by the appending claims and its equivalent thereof.
Claims (6)
1. a kind of motor rotor with protective shell, including bottom case (1), top shell (2), shaft (3) and main shaft (4), which is characterized in that
Top in the middle part of the bottom case (1) is fixed with bearing block (5), and the inner wall of the bearing block (5) is fixedly connected with the outer wall of bearing,
The middle part of the bottom case (1) passes through shaft (3), and the shaft (3) is fixedly connected with the inner wall of bearing, the top of the shaft (3)
Portion is fixedly connected with main shaft (4), and the both sides of the main shaft (4) are fixed with electromagnet (6), the outside of two electromagnet (6)
Coil (7) is respectively and fixedly provided with, the coil (7) is electrically connected with electromagnet (6), and the top of the main shaft (4) is fixedly connected with top
Axis (8), the top of the apical axis (8) are fixedly connected on the inside of rotating seat (9), and the rotating seat (9) is fixed in top shell (2)
The bottom end in portion, the both sides of the top shell (2) are fixedly connected by bolt (12) with the both sides outer wall of bottom case (1), the bottom case (1)
Both sides offer wire channel (11), the inner wall of bottom case (1) both sides is respectively and fixedly provided with commutation brush (10), the commutation brush
(10) it is connected with coil (7).
2. a kind of motor rotor with protective shell according to claim 1, which is characterized in that shaft (3) top
Outside is equipped with fixed seat (14), and the top of fixed seat (14) is fixedly connected with the bottom end of main shaft (4), the fixed seat (14) and turn
Through-hole is equipped in axis (3), bolt (15) is interspersed in the through-hole, an end nut (16) screw thread of the bolt (15) connects
It connects, the fixed seat (14) is fixedly connected by bolt (15) and nut (16) with shaft (3).
3. a kind of motor rotor with protective shell according to claim 1, which is characterized in that the bottom case (1) and top shell
(2) it is made of polyimide plastic.
A kind of 4. motor rotor with protective shell according to claim 1, which is characterized in that the bottom of the shaft (3)
Equipped with keyway (13).
A kind of 5. motor rotor with protective shell according to claim 1, which is characterized in that the top of the bottom case (1)
Threaded hole is equipped with, and the depth of the threaded hole is less than the half of bottom case (1) shell thickness with the bottom end of top shell (2).
6. a kind of motor rotor with protective shell according to claim 1, which is characterized in that the bottom case (1) and top shell
(2) several heat emission holes are equipped with.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721436982.4U CN207490631U (en) | 2017-10-27 | 2017-10-27 | A kind of motor rotor with protective shell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721436982.4U CN207490631U (en) | 2017-10-27 | 2017-10-27 | A kind of motor rotor with protective shell |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207490631U true CN207490631U (en) | 2018-06-12 |
Family
ID=62478539
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721436982.4U Expired - Fee Related CN207490631U (en) | 2017-10-27 | 2017-10-27 | A kind of motor rotor with protective shell |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207490631U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112638098A (en) * | 2021-02-05 | 2021-04-09 | 宁波康加分电器科技有限公司 | Heat dissipation base capable of continuously working |
-
2017
- 2017-10-27 CN CN201721436982.4U patent/CN207490631U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112638098A (en) * | 2021-02-05 | 2021-04-09 | 宁波康加分电器科技有限公司 | Heat dissipation base capable of continuously working |
| CN112638098B (en) * | 2021-02-05 | 2022-05-17 | 宁波康加分电器科技有限公司 | Heat dissipation base capable of continuously working |
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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: 20180612 Termination date: 20211027 |