CN208316463U - A kind of electric toothbrush drag cup d.c. motor - Google Patents
A kind of electric toothbrush drag cup d.c. motor Download PDFInfo
- Publication number
- CN208316463U CN208316463U CN201820814962.4U CN201820814962U CN208316463U CN 208316463 U CN208316463 U CN 208316463U CN 201820814962 U CN201820814962 U CN 201820814962U CN 208316463 U CN208316463 U CN 208316463U
- Authority
- CN
- China
- Prior art keywords
- fixedly connected
- end cap
- bottom cover
- motor
- electric toothbrush
- 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.)
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Abstract
The utility model discloses a kind of electric toothbrush drag cup d.c. motors, including motor case, the top of the motor case is fixedly connected with connection sheet, the top of the connection sheet is fixedly connected with end cap device, the top of the end cap device is fixedly connected with rotor arrangement, the bottom end of the motor case is fixedly connected with bottom cover device, the end cap device includes card connection ball, end cap, shaft, metallic brush, clamping block and damping glue, the card connection ball is fixedly connected on the outer end face of end cap, the shaft is fixedly connected on the inside of end cap, the metallic brush is fixedly mounted on the outer end face of shaft, the clamping block is fixedly connected on one end of metallic brush, the damping glue is fixedly connected on the other end of clamping block, the rotor arrangement includes armature shaft, winding, iron core and commutator.Conducting wire is connect by the utility model by rotating bolt bar with bottom cover device, solves the problems, such as that scolding tin is easy to fall off when traditional conducting wire connection.
Description
Technical field
The utility model relates to drag cup d.c. motor equipment and technology, specially a kind of electric toothbrush is with drag cup direct current horse
It reaches.
Background technique
Drag cup motor breaches the rotor structure form of conventional motors in structure, using iron-core-free rotor,
Also it is hollow cup rotor.This novel rotor structure completely eliminate as iron core formed vortex and caused by electric energy damage
Consumption.
Its weight and rotary inertia are greatly reduced simultaneously, to reduce the mechanical energy loss of rotor itself.Due to rotor
Structure change and so that the service performance of motor has been obtained very big improvement, not only have characteristics of energy saving outstanding, it is even more important
Be to have had the control and drag characteristics that iron core motors are unable to reach.Drag cup motor breaches tradition in structure
The rotor structure form of motor is also hollow cup rotor using iron-core-free rotor.Hollow-cup motor, which is divided into, brush and nothing
Two kinds of brush, there is brush hollow cup motor rotor iron-core-free, brushless hollow-cup motor stator iron-core-free.Hollow cup DC motor it is current in
In electric toothbrush, but due to not easy to install in electric toothbrush, to bring inconvenience for user.
Utility model content
The technical problems to be solved in the utility model is to overcome to be not easy in the sub- electric toothbrush of traditional hollow cup DC motor
Installation, to provide a kind of electric toothbrush drag cup d.c. motor.
In order to solve the above-mentioned technical problem, the utility model provides the following technical solution:
The utility model provides a kind of electric toothbrush drag cup d.c. motor, including motor case, outside the motor
The top of shell is fixedly connected with connection sheet, and the top of the connection sheet is fixedly connected with end cap device, the top of the end cap device
End is fixedly connected with rotor arrangement, and the bottom end of the motor case is fixedly connected with bottom cover device, and the end cap device includes card
It receives, end cap, shaft, metallic brush, clamping block and damping glue, the card connection ball is fixedly connected on the outer end face of end cap, described
Shaft is fixedly connected on the inside of end cap, and the metallic brush is fixedly mounted on the outer end face of shaft, and the clamping block is fixed to be connected
Connect in one end of metallic brush, the damping glue is fixedly connected on the other end of clamping block, the rotor arrangement include armature shaft,
Winding, iron core and commutator, the armature shaft are rotatably connected on the upper surface of winding, and the iron core is fixedly connected under winding
End face, the commutator are fixedly connected on the lower end surface of iron core, and the bottom cover device includes bottom cover, solidus circle, shank of bolt and spiral shell
Line ring, the solidus circle are fixedly connected on the top of bottom cover, and the bottom cover is threaded in the side of solidus circle, the screwed ring
It is fixedly connected on the bottom end of bottom cover.
As a kind of optimal technical scheme of the utility model, the damping glue is made of electrically non-conductive material.
As a kind of optimal technical scheme of the utility model, the metallic brush is equipped with two groups altogether, and is symmetrically distributed in
The inside of end cap.
As a kind of optimal technical scheme of the utility model, the solidus circle is equipped with two groups altogether, and is evenly distributed on bottom
The upper surface of lid.
As a kind of optimal technical scheme of the utility model, the bottom cover is threaded in motor case by screwed ring
Bottom end.
As a kind of optimal technical scheme of the utility model, the shank of bolt is threaded in the side of solidus circle.
The utility model beneficial effect achieved is: the utility model is by installation end cap device, when in use, increases
To the stationarity of motor upper end, when in use, installation gold can be passed through by the way that rotor arrangement to be fixed on to the center of shaft
Belong to brush, solves conventional motor armature shaft in rotation, the problem of easily causing friction, influence service life, by end cap
Inside installation clamping block and damping glue, also increase damping effect when armature shaft rotation, by installing rotor arrangement, and turn
Sub-device is mounted on the inside of motor case, be fixedly connected with winding in the upper surface of iron core, increases rotor at work
Sensitivity, by installing bottom cover device, bottom cover is threaded in the inside of motor case, traditional electric motor end cap by screwed ring
Pass through the outer end for being connected to motor housing with bottom cover, it is not convenient enough in disassembly, and repeatedly disassembly is easy to cause buckle
Damage, to influence the service life of motor, and after conducting wire is plugged on the inside of solidus circle, by rotating bolt bar by conducting wire with
Bottom cover device connection solves the problems, such as that scolding tin is easy to fall off when traditional conducting wire connection.
Detailed description of the invention
Attached drawing is used to provide a further understanding of the present invention, and constitutes part of specification, practical with this
Novel embodiment is used to explain the utility model together, does not constitute limitations of the present invention.
In the accompanying drawings:
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the end cap device structural schematic diagram of the utility model；
Fig. 3 is the rotor arrangement structural schematic diagram of the utility model,
Fig. 4 is the bottom cover device structural schematic diagram of the utility model.
In figure: 1, rotor arrangement；2, end cap device；3, motor case；4, bottom cover device；5, connection sheet；6, card connection ball；7,
End cap；8, shaft；9, metallic brush；10, clamping block；11, damping glue；12, armature shaft；13, winding；14, iron core；15, it commutates
Device；16, bottom cover；17, solidus circle；18, shank of bolt；19, screwed ring.
Specific embodiment
It is illustrated below in conjunction with preferred embodiment of the attached drawing to the utility model, it should be understood that described herein excellent
It selects embodiment to be only used for describing and explaining the present invention, is not used to limit the utility model.
As shown in Figs 1-4, the utility model provides a kind of electric toothbrush drag cup d.c. motor, including motor case 3,
The top of motor case 3 is fixedly connected with connection sheet 5, and the top of connection sheet 5 is fixedly connected with end cap device 2, end cap device 2
Top is fixedly connected with rotor arrangement 1, and the bottom end of motor case 3 is fixedly connected with bottom cover device 4, and end cap device 2 includes clamping
Ball 6, end cap 7, shaft 8, metallic brush 9, clamping block 10 and damping glue 11, card connection ball 6 are fixedly connected on the outer end face of end cap 7,
Shaft 8 is fixedly connected on the inside of end cap 7, and metallic brush 9 is fixedly mounted on the outer end face of shaft 8, and clamping block 10 is fixedly connected
In one end of metallic brush 9, damping glue 11 is fixedly connected on the other end of clamping block 10, rotor arrangement 1 include armature shaft 12, around
Group 13, iron core 14 and commutator 15, armature shaft 12 are rotatably connected on the upper surface of winding 13, and iron core 14 is fixedly connected on winding 13
Lower end surface, commutator 15 is fixedly connected on the lower end surface of iron core 14, and bottom cover device 4 includes bottom cover 16, solidus circle 17, shank of bolt
18 and screwed ring 19, solidus circle 17 be fixedly connected on the top of bottom cover 16, bottom cover 16 is threaded in the side of solidus circle 17, spiral shell
Line ring 19 is fixedly connected on the bottom end of bottom cover 16.
Damping glue 11 is made of electrically non-conductive material, and metallic brush 9 is equipped with two groups altogether, and is symmetrically distributed in the inside of end cap 7,
Solidus circle 17 is equipped with two groups altogether, and is evenly distributed on the upper surface of bottom cover 16, and bottom cover 16 is threaded in horse by screwed ring 19
Up to the bottom end of shell 3, shank of bolt 18 is threaded in the side of solidus circle 17.
The device is a kind of electric toothbrush drag cup d.c. motor, and user when in use, can be by by rotor arrangement 1
It is fixed on the center of shaft 8, by installing rotor arrangement 1, and rotor arrangement 1 is mounted on the inside of motor case 3, passes through
Bottom cover device 4 is installed, bottom cover 16 is threaded in the inside of motor case 3, traditional motor side lid and bottom by screwed ring 19
Lid passes through the outer end for being connected to motor housing, not convenient enough in disassembly, and repeatedly disassembly is easy to cause the damage of buckle,
And after conducting wire is plugged on the inside of solidus circle 17, conducting wire is connect with bottom cover device 4 by rotating bolt bar 18, at this time by conducting wire
It connects to power supply, to complete work.
The utility model beneficial effect achieved is: the utility model is by installation end cap device, when in use, increases
To the stationarity of motor upper end, when in use, installation gold can be passed through by the way that rotor arrangement to be fixed on to the center of shaft
Belong to brush, solves conventional motor armature shaft in rotation, the problem of easily causing friction, influence service life, by end cap
Inside installation clamping block and damping glue, also increase damping effect when armature shaft rotation, by installing rotor arrangement, and turn
Sub-device is mounted on the inside of motor case, be fixedly connected with winding in the upper surface of iron core, increases rotor at work
Sensitivity, by installing bottom cover device, bottom cover is threaded in the inside of motor case, traditional electric motor end cap by screwed ring
Pass through the outer end for being connected to motor housing with bottom cover, it is not convenient enough in disassembly, and repeatedly disassembly is easy to cause buckle
Damage, to influence the service life of motor, and after conducting wire is plugged on the inside of solidus circle, by rotating bolt bar by conducting wire with
Bottom cover device connection solves the problems, such as that scolding tin is easy to fall off when traditional conducting wire connection.
Finally, it should be noted that the above is only the preferred embodiment of the utility model, it is not limited to practical
It is novel, although the utility model is described in detail with reference to the foregoing embodiments, for those skilled in the art,
It is still possible to modify the technical solutions described in the foregoing embodiments, or part of technical characteristic is carried out etc.
With replacement.Within the spirit and principle of the utility model, any modification, equivalent replacement, improvement and so on should all include
It is within the protection scope of the utility model.
Claims (6)
1. a kind of electric toothbrush drag cup d.c. motor, including motor case (3), it is characterised in that: the motor case (3)
Top be fixedly connected with connection sheet (5), the top of the connection sheet (5) is fixedly connected with end cap device (2), end cap dress
The top for setting (2) is fixedly connected with rotor arrangement (1), and the bottom end of the motor case (3) is fixedly connected with bottom cover device (4),
The end cap device (2) includes card connection ball (6), end cap (7), shaft (8), metallic brush (9), clamping block (10) and damping glue
(11), the card connection ball (6) is fixedly connected on the outer end face of end cap (7), and the shaft (8) is fixedly connected on the interior of end cap (7)
Portion, the metallic brush (9) are fixedly mounted on the outer end face of shaft (8), and the clamping block (10) is fixedly connected on metallic brush
(9) one end, the damping glue (11) are fixedly connected on the other end of clamping block (10), and the rotor arrangement (1) includes armature
Axis (12), winding (13), iron core (14) and commutator (15), the armature shaft (12) are rotatably connected on the upper end of winding (13)
Face, the iron core (14) are fixedly connected on the lower end surface of winding (13), and the commutator (15) is fixedly connected on iron core (14)
Lower end surface, the bottom cover device (4) include bottom cover (16), solidus circle (17), shank of bolt (18) and screwed ring (19), the solidus
Circle (17) is fixedly connected on the top of bottom cover (16), and the bottom cover (16) is threaded in the side of solidus circle (17), the spiral shell
Line ring (19) is fixedly connected on the bottom end of bottom cover (16).
2. a kind of electric toothbrush drag cup d.c. motor according to claim 1, it is characterised in that: the damping glue
(11) it is made of electrically non-conductive material.
3. a kind of electric toothbrush drag cup d.c. motor according to claim 1, it is characterised in that: the metallic brush
(9) it is equipped with two groups altogether, and is symmetrically distributed in the inside of end cap (7).
4. a kind of electric toothbrush drag cup d.c. motor according to claim 1, it is characterised in that: the solidus circle
(17) it is equipped with two groups altogether, and is evenly distributed on the upper surface of bottom cover (16).
5. a kind of electric toothbrush drag cup d.c. motor according to claim 1, it is characterised in that: the bottom cover (16)
The bottom end of motor case (3) is threaded in by screwed ring (19).
6. a kind of electric toothbrush drag cup d.c. motor according to claim 1, it is characterised in that: the shank of bolt
(18) it is threaded in the side of solidus circle (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820814962.4U CN208316463U (en) | 2018-05-29 | 2018-05-29 | A kind of electric toothbrush drag cup d.c. motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820814962.4U CN208316463U (en) | 2018-05-29 | 2018-05-29 | A kind of electric toothbrush drag cup d.c. motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208316463U true CN208316463U (en) | 2019-01-01 |
Family
ID=64716721
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820814962.4U Expired - Fee Related CN208316463U (en) | 2018-05-29 | 2018-05-29 | A kind of electric toothbrush drag cup d.c. motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208316463U (en) |
-
2018
- 2018-05-29 CN CN201820814962.4U patent/CN208316463U/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 |
Granted publication date: 20190101 Termination date: 20210529 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |