CN214314813U

CN214314813U - Miniature permanent magnet direct current motor for electric shaver

Info

Publication number: CN214314813U
Application number: CN202022423719.XU
Authority: CN
Inventors: 李莉
Original assignee: Shenzhen Aobaode Electronic Co ltd
Current assignee: Shenzhen Aobaode Electronic Co ltd
Priority date: 2020-10-27
Filing date: 2020-10-27
Publication date: 2021-09-28
Anticipated expiration: 2030-10-27

Abstract

The utility model relates to the technical field of motors, and a miniature permanent magnetism direct current motor for electric shaver is disclosed, which comprises an outer shell, the draw-in groove has been seted up to the outer wall of shell, the inner wall joint of draw-in groove has the trip, the one end fixedly connected with shroud of trip, one side fixedly connected with branch line head of shroud, one side fixedly connected with electric wire of branch line head, the one end fixedly connected with grafting sheetmetal of electric wire, the grafting sheetmetal is copper grafting sheetmetal. This miniature permanent magnetism DC motor for electric shaver can reach this miniature permanent magnetism DC motor convenient to detach's for electric shaver purpose, has solved the problem that general miniature permanent magnetism DC motor for electric shaver can not convenient to detach, makes the maintenance personnel maintenance the device that can be more convenient, thereby has reduced the device's maintenance cost, has reduced the pollution that mechanical parts's waste caused the environment, thereby has promoted this miniature permanent magnetism DC motor for electric shaver's practicality.

Description

Miniature permanent magnet direct current motor for electric shaver

Technical Field

The utility model relates to the technical field of motors, specifically be an electric shaver is with miniature permanent magnetism direct current motor.

Background

The electric shaver is a cosmetic appliance which uses electric power to drive blades and shaves beards and temples, and is divided into a rotary type and a reciprocating type according to the action mode of the blades. The former has simple structure, small noise and moderate shaving force; the latter has complex structure and large noise, but has large shaving force and high sharpness. The rotary electric shaver can be divided into a straight cylinder type, an elbow type, an electrified push-shear type and a double-head type according to the appearance structure. The first two structures are simpler and the last two are more complex. Electric shavers can be classified into three types, i.e., a direct-current permanent magnet motor type, an alternating-current/direct-current dual-purpose series motor type, and an electromagnetic vibration type, according to the type of prime mover. The electronic starter is a motor commonly referred to by people at present and is also called a starter. The starter rotor is driven to rotate by the forced rotation of the electrified coil in a magnetic field, and the pinion on the rotor drives the engine flywheel to rotate, so that the crankshaft is driven to rotate and the vehicle is driven to run. The miniature permanent magnet direct current motor for the electric shaver who uses in the existing market is bulky, load in order to dismantle in the electric shaver, it is troublesome to make the maintenance of the miniature permanent magnet direct current motor for the electric shaver who uses in the market, and then increased the required maintenance cost of this electric shaver of maintenance, increased the waste to mechanical parts simultaneously, increased the pollution to the environment, normal use that can not the person of facilitating the use, thereby the practicality of miniature permanent magnet direct current motor for the electric shaver has been reduced.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides an electric shaver is with miniature permanent magnet direct current motor possesses advantages such as convenient to detach, has solved general electric shaver and can not convenient to detach with miniature permanent magnet direct current motor's problem.

(II) technical scheme

For the purpose of realizing above-mentioned convenient to detach, the utility model provides a following technical scheme: the utility model provides an electric shaver is with miniature permanent magnetism direct current motor, includes the shell, the draw-in groove has been seted up to the outer wall of shell, the inner wall joint of draw-in groove has the trip, the one end fixedly connected with shroud of trip, one side fixedly connected with branch line head of shroud, one side fixedly connected with electric wire of branch line head, the one end fixedly connected with grafting sheetmetal of electric wire, the grafting sheetmetal is copper grafting sheetmetal, one side fixedly connected with spacing ring of shell.

Preferably, the outer wall of the shell is fixedly connected with a heat-conducting plate, and the inner wall of the shell is fixedly connected with a coil.

Preferably, the inner wall of the cover cap is fixedly connected with a fixing plate, the bottom of the fixing plate is fixedly connected with a fixing fiber block, and the bottom of the fixing fiber block is fixedly connected with a bearing.

Preferably, the inner wall fixedly connected with pivot of bearing, the outer wall fixedly connected with rotor of pivot, the outer wall swing joint of rotor has permanent magnet steel.

Preferably, the first solid fixed ring of outer wall fixedly connected with of pivot, the solid fixed ring of outer wall fixedly connected with second of pivot, the inner wall and the pivot swing joint of spacing ring.

Preferably, the first fixing ring and the second fixing ring are aluminum alloy fixing rings, and the rotating shaft is a stainless steel rotating shaft.

Preferably, it is characterized in that: the length of the rotating shaft is four-point five centimeters, and the thickness of the shell is two-point five centimeters.

(III) advantageous effects

Compared with the prior art, the utility model provides an electric shaver is with miniature permanent magnetism direct current motor possesses following beneficial effect:

1. this miniature permanent magnetism DC motor for electric shaver, through the draw-in groove that sets up, the trip, the branch line head, the electric wire, the grafting sheetmetal, the shroud, shell and spacing ring, can reach this miniature permanent magnetism DC motor convenient to detach's for electric shaver purpose, the problem that general miniature permanent magnetism DC motor can not convenient to detach for electric shaver has been solved, make maintenance personal can more convenient maintenance the device, thereby the maintenance cost of the device has been reduced, the pollution that the waste of having reduced mechanical parts caused the environment, thereby the practicality of this miniature permanent magnetism DC motor for electric shaver has been promoted.

2. This miniature permanent magnetism DC motor for electric shaver, through heat-conducting plate and the coil that sets up, can reach and accelerate this miniature permanent magnetism DC motor for electric shaver radiating effect fast, avoided this miniature permanent magnetism DC motor for electric shaver to generate heat the damage that produces because of long-time equipment, prolonged this miniature permanent magnetism DC motor for electric shaver's life, further improved this miniature permanent magnetism DC motor for electric shaver's practicality.

3. This miniature permanent magnetism DC motor for electric shaver through the solid fixed ring of first solid fixed ring, bearing, the solid fixed ring of second and fixed fibre piece that set up for this miniature permanent magnetism DC motor for electric shaver can job stabilization when using, has reduced this miniature permanent magnetism DC motor for electric shaver and has produced vibrations when rotating, has strengthened this miniature permanent magnetism DC motor for electric shaver's stability.

Drawings

Fig. 1 is a front view of the present invention;

fig. 2 is a side view of the present invention;

FIG. 3 is a front sectional view of the present invention;

fig. 4 is an enlarged view of a portion a in fig. 3 according to the present invention.

In the figure: 1. inserting a metal sheet; 2. an electric wire; 3. a wire dividing head; 4. a cover; 5. a hook is clamped; 6. a heat conducting plate; 7. a housing; 8. a rotating shaft; 9. a first retaining ring; 10. fixing the fiber block; 11. a bearing; 12. A fixing plate; 13. a coil; 14. permanent magnetic steel; 15. a rotor; 16. a second retaining ring; 17. a card slot; 18. a limit ring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, a micro permanent magnet dc motor for an electric shaver includes a housing 7, a slot 17 is formed on an outer wall of the housing 7, a hook 5 is engaged with an inner wall of the slot 17, a cover 4 is fixedly connected to one end of the hook 5, a branch head 3 is fixedly connected to one side of the cover 4, an electric wire 2 is fixedly connected to one side of the branch head 3, an insertion metal piece 1 is fixedly connected to one end of the electric wire 2, the insertion metal piece 1 is a copper insertion metal piece, a limit ring 18 is fixedly connected to one side of the housing 7, a heat conduction plate 6 is fixedly connected to an outer wall of the housing 7, a coil 13 is fixedly connected to an inner wall of the housing 7, a fixing plate 12 is fixedly connected to an inner wall of the cover 4, a fixing fiber block 10 is fixedly connected to a bottom of the fixing fiber block 12, a bearing 11 is fixedly connected to a bottom of the fixing fiber block 10, a rotating shaft 8 is fixedly connected to an inner wall of the bearing 11, and a length of the rotating shaft 8 is four centimeters, the thickness of the shell 7 is two to five centimeters zero, the outer wall of the rotating shaft 8 is fixedly connected with a rotor 15, the outer wall of the rotor 15 is movably connected with permanent magnet steel 14, the outer wall of the rotating shaft 8 is fixedly connected with a first fixing ring 9, the outer wall of the rotating shaft 8 is fixedly connected with a second fixing ring 16, a limiting ring 18 is movably connected with the rotating shaft 8, the first fixing ring 9 and the second fixing ring 16 are both aluminum alloy fixing rings, the rotating shaft 8 is a stainless steel rotating shaft, and the purpose of convenient disassembly of the miniature permanent magnet direct current motor for the electric shaver can be achieved through the arranged clamping groove 17, the clamping hook 5, the distributing head 3, the electric wire 2, the inserting metal sheet 1, the cover cap 4, the shell 7 and the fixed fiber block 10, the problem that the miniature permanent magnet direct current motor for the common electric shaver cannot be conveniently disassembled is solved, so that maintenance personnel can maintain the device more conveniently, thereby reducing the maintenance cost of the device, reduces the pollution to the environment caused by the waste of mechanical parts, thereby improving the practicability of the miniature permanent magnet direct current motor for the electric shaver, the heat conducting plate 6 and the coil 13 can achieve the effect of accelerating the rapid heat dissipation of the miniature permanent magnet direct current motor for the electric shaver, avoid the damage of the miniature permanent magnet direct current motor for the electric shaver caused by the heat generated by a long-time working device, prolong the service life of the miniature permanent magnet direct current motor for the electric shaver, further improve the practicability of the miniature permanent magnet direct current motor for the electric shaver, through the arrangement of the first fixing ring 9, the bearing 11, the second fixing ring 16 and the limit ring 18, the miniature permanent magnet direct current motor for the electric shaver can work stably when in use, reduces the vibration generated when the miniature permanent magnet direct current motor for the electric shaver rotates, and enhances the stability of the miniature permanent magnet direct current motor for the electric shaver.

The electrical components presented in the document are all electrically connected with an external master controller and 220V mains, and the master controller can be a conventional known device controlled by a computer or the like.

When using, thereby pivot 8 rotation work produces the heat, heat conduction is to shell 7, shell 7 and then pass to on the heat-conducting plate 6 that encircles at shell 7 outer wall, heat-conducting plate 6 has increased the area of contact with the air and has strengthened the device's heat-sinking capability, the device internals damages the back, can be by draw-in groove 17 department with the perk of trip 5, dismantle the maintenance, can extract grafting sheetmetal 1 when changing the device and change the destruction that has reduced the circuit.

In conclusion, the miniature permanent magnet direct current motor for the electric shaver can achieve the purpose of convenient disassembly, so that a user is easy to operate and convenient to use.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A miniature permanent magnet direct current motor for electric shaver, includes shell (7), its characterized in that: draw-in groove (17) have been seted up to the outer wall of shell (7), the inner wall joint of draw-in groove (17) has trip (5), one end fixedly connected with shroud (4) of trip (5), one side fixedly connected with branch line head (3) of shroud (4), one side fixedly connected with electric wire (2) of branch line head (3), one end fixedly connected with grafting sheetmetal (1) of electric wire (2), grafting sheetmetal (1) is copper grafting sheetmetal, one side fixedly connected with spacing ring (18) of shell (7).

2. The miniature permanent magnet dc motor for an electric shaver according to claim 1, wherein: the outer wall fixedly connected with heat-conducting plate (6) of shell (7), the inner wall fixedly connected with coil (13) of shell (7).

3. The miniature permanent magnet dc motor for an electric shaver according to claim 1, wherein: the inner wall fixedly connected with fixed plate (12) of shroud (4), the bottom fixedly connected with fixed fibre piece (10) of fixed plate (12), the bottom fixedly connected with bearing (11) of fixed fibre piece (10).

4. The miniature permanent magnet dc motor for an electric shaver according to claim 3, wherein: the inner wall fixedly connected with pivot (8) of bearing (11), the outer wall fixedly connected with rotor (15) of pivot (8), the outer wall swing joint of rotor (15) has permanent magnet steel (14).

5. The miniature permanent magnet dc motor for an electric shaver according to claim 4, wherein: the outer wall fixedly connected with of pivot (8) first solid fixed ring (9), the outer wall fixedly connected with second solid fixed ring (16) of pivot (8), the inner wall and pivot (8) swing joint of spacing ring (18).

6. The miniature permanent magnet dc motor for an electric shaver according to claim 5, wherein: first solid fixed ring (9) and the solid fixed ring of second (16) are the solid fixed ring of aluminum alloy, pivot (8) are the stainless steel pivot.

7. The miniature permanent magnet dc motor for an electric shaver according to claim 4, wherein: the length of the rotating shaft (8) is four points and five centimeters, and the thickness of the shell (7) is two centimeters and five centimeters at zero point.