CN217590441U

CN217590441U - Miniature DC toy small motor

Info

Publication number: CN217590441U
Application number: CN202221734451.4U
Authority: CN
Inventors: 郑贤高
Original assignee: Smart Tech Shenzhen Co ltd
Current assignee: Smart Tech Shenzhen Co ltd
Priority date: 2022-07-07
Filing date: 2022-07-07
Publication date: 2022-10-14
Anticipated expiration: 2032-07-07

Abstract

The utility model relates to a toy motor technical field just discloses a miniature direct current toy micromotor, which comprises an outer shell, the fixed plate that is equipped with in bottom of shell, the fixed fixture block that is equipped with in bottom of fixed plate, the outer edge of fixture block is seted up flutedly, the outer edge of fixture block has seted up the through-hole, the fixed first fixed strip that is equipped with of inner wall of recess, the outer fixed spring that is equipped with along of first fixed strip, the outer fixed second fixed strip that is equipped with along the fixed pressing plate that is equipped with of spring, the outer edge of pressing plate is fixed to be equipped with the card needle, uses through the cooperation of spring and pressing block, and the favourable shrink and the outer expansion to the control card needle to the installation and the dismantlement of this micromotor are favorable to at the micromotor during operation, adsorb the heat on the fin, thereby realized the heat dissipation to the micromotor.

Description

Miniature DC toy small motor

Technical Field

The utility model relates to the technical field of toy motors, in particular to a miniature direct current toy small motor.

Background

In the growth process of people, different favorite things exist in each stage, most children like playing toys in the children period, with the development of science and technology, various mechanical devices enter the daily life of people, the toys are no exception, and in modern toys, a plurality of small motors are used as the power of the toys.

Most of the traditional small motors rely on an external device to fix the small motors, so that the small motors are very troublesome to install, when the small motors are damaged, the small motors are also very unfavorable to replace, the whole toy is usually discarded due to the damage of the small motors, the small motors are very wasted, serious economic loss is caused, and the miniature direct current toy small motor is provided for solving the problems.

SUMMERY OF THE UTILITY MODEL

The utility model provides a little motor of miniature direct current toy, the utility model provides a little motor of miniature direct current possesses simple to operate's advantage, has solved the inconvenient problem of traditional little motor installation, possesses the good advantage of radiating effect, has solved the long-time work of traditional little motor and the problem that seriously generates heat, possesses the convenient advantage of change gear, has solved the problem that traditional little motor gear is difficult to change.

The utility model provides a following technical scheme: the utility model provides a miniature direct current toy micromotor, includes the shell, the fixed plate that is equipped with in bottom of shell, the fixed fixture block that is equipped with in bottom of fixed plate, the outer edge of fixture block is seted up flutedly, the outer edge of fixture block has seted up the through-hole, the fixed first fixed strip that is equipped with in inner wall of recess, the fixed spring that is equipped with along the outer edge of first fixed strip, the fixed second fixed strip that is equipped with along the outer edge of spring, the fixed pressing plate that is equipped with along the outer edge of second fixed strip, the outer edge of pressing plate is fixed to be equipped with the card needle.

As an optimal technical scheme of the utility model, the draw-in groove has been seted up along the outer of shell, the inner wall joint of draw-in groove has the latch, the outer fixed bottom that is equipped with along of latch.

As an optimal technical scheme of the utility model, the fixed guard ring that is equipped with of inner wall of bottom, the fixed cover that is equipped with of inner wall of guard ring, the output shaft has been cup jointed in the inner wall rotation of fixed cover, the stopper has been cup jointed along fixed the cup jointing outward of output shaft, the outer fixed gear that has connect along fixed the cup jointing of output shaft, the fixed screw ring that is equipped with in top of output shaft, screw ring threaded connection has the nut.

As a preferred technical scheme of the utility model, the louvre has been seted up along the outer of shell, logical groove has been seted up along the outer edge of shell, the inner wall that leads to the groove is fixed to be equipped with the fin, the inner wall of shell is fixed to be equipped with silica gel heat conduction gasket.

As an optimal technical scheme of the utility model, the material of shell is the aluminum alloy, the material of fin is copper.

As an optimal technical scheme of the utility model, the material of output shaft is phenolic plastic, the material of gear is the steel.

Compared with the prior art, the utility model discloses possess following beneficial effect:

1. this miniature direct current toy micromotor uses through the cooperation of spring with the pressing block, favourable shrink and the outer expansion to control card needle to make things convenient for the installation and the dismantlement of this micromotor, be favorable to improving its installation effectiveness, use through the cooperation of screw ring and nut, made things convenient for the change to this micromotor gear, be favorable to improving the durability of this micromotor, thereby practiced thrift economic cost.

2. This miniature direct current toy micromotor through setting up the fin, is favorable to adsorbing the heat on the fin at the micromotor during operation to the realization has improved its durability to the heat dissipation of micromotor, simultaneously through setting up louvre and silica gel heat conduction gasket, all dispels the heat to this micromotor in different position, thereby very big improvement its radiating effect, and then improved the live time of this micromotor.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic side sectional view of the present invention;

FIG. 3 is a schematic view of the sectional structure of the fixture block of the present invention;

FIG. 4 is a schematic view of the expanded structure of the threaded ring of the present invention;

fig. 5 is an enlarged schematic view of a portion a in fig. 4 according to the present invention.

In the figure: 1. a housing; 2. a fixing plate; 3. a clamping block; 4. a groove; 5. a through hole; 6. a first fixing strip; 7. a spring; 8. a second fixing strip; 9. a pressing plate; 10. clamping a needle; 11. a card slot; 12. clamping teeth; 13. a bottom cover; 14. a guard ring; 15. fixing a sleeve; 16. an output shaft; 17. a limiting block; 18. a gear; 19. a threaded ring; 20. a nut; 21. heat dissipation holes; 22. a through groove; 23. a heat sink; 24. silica gel heat conduction gasket.

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. 1-5, a miniature dc toy small motor comprises a housing 1, a fixing plate 2 is fixedly assembled at the bottom of the housing 1, a fixture block 3 is fixedly assembled at the bottom of the fixing plate 2, a groove 4 is formed on the outer edge of the fixture block 3, a through hole 5 is formed on the outer edge of the fixture block 3, a first fixing strip 6 is fixedly assembled on the inner wall of the groove 4, a spring 7 is fixedly assembled on the outer edge of the first fixing strip 6, a second fixing strip 8 is fixedly assembled on the outer edge of the spring 7, a pressing plate 9 is fixedly assembled on the outer edge of the second fixing strip 8, and a clamping pin 10 is fixedly assembled on the outer edge of the pressing plate 9.

Wherein, draw-in groove 11 has been seted up along the outer of shell 1, and the inner wall joint of draw-in groove 11 has latch 12, and the outer edge fixed mounting of latch 12 has bottom 13, through setting up draw-in groove 11 and latch 12, has made things convenient for the installation of shell 1 and bottom 13, has reduced the use of glue, is favorable to child's health, also is favorable to the protection to the environment simultaneously.

Wherein, the fixed guard ring 14 that is equipped with of inner wall of bottom 13, the fixed cover 15 that is equipped with of inner wall of guard ring 14, the inner wall of fixed cover 15 rotates and has cup jointed output shaft 16, the outer fixed cover along of output shaft 16 has connect stopper 17, the outer fixed cover along of output shaft 16 has connect gear 18, the fixed threaded ring 19 that is equipped with in top of output shaft 16, threaded ring 19 threaded connection has nut 20, through setting up threaded ring 19 and nut 20, the change to gear 18 has been made things convenient for, thereby the adaptability of this micromotor has been improved, also be favorable to the maintenance to this micromotor simultaneously.

Wherein, the outer edge of the shell 1 is provided with a heat dissipation hole 21, the outer edge of the shell 1 is provided with a through groove 22, the inner wall of the through groove 22 is fixedly provided with a heat dissipation fin 23, the inner wall of the shell 1 is fixedly provided with a silica gel heat conduction gasket 24, the heat generated by the small motor is favorably absorbed on the surface of the heat dissipation fin 23 when the small motor works by arranging the heat dissipation fin 23, thereby achieving the heat dissipation effect, and simultaneously, the heat dissipation effect of the small motor is greatly improved by utilizing the heat dissipation hole 21 and the silica gel heat conduction gasket 24,

the shell 1 is made of aluminum alloy, the radiating fins 23 are made of copper, the shell 1 is made of aluminum alloy, the weight of the small motor is reduced, the load of the small motor during operation is reduced, and the radiating fins 23 are made of copper, so that the radiating effect of the small motor is improved.

The output shaft 16 is made of phenolic plastics, the gear 18 is made of steel, the output shaft 16 is made of phenolic plastics, so that the output shaft has high strength and good insulating property, and the gear 18 made of steel is beneficial to improving the durability of the gear 18, so that the small motor is more reliable.

The theory of operation, press the pressing plate 9 of this small motor both sides at first, will press the pressing plate 9 through the inside that the spring 7 was used to withdraw the fixture block 3, drive the shrink of card needle 10 simultaneously, then put this small motor into appointed position and loosen pressing plate 9 again, pressing plate 9 is outwards expanded through the effect of spring 7 this moment, driving card needle 10 outwards to expand simultaneously, thereby reach the fixed effect of this small motor joint, later according to the size of toy, select suitable gear 18, change gear 18 through threaded ring 19 and nut 20, thereby accomplish the installation to this small motor.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various 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 DC toy small motor comprises a shell (1), and is characterized in that: the bottom fixed mounting of shell (1) has fixed plate (2), the bottom fixed mounting of fixed plate (2) has fixture block (3), the outer edge of fixture block (3) is seted up fluted (4), through-hole (5) have been seted up along the outer edge of fixture block (3), the inner wall fixed mounting of recess (4) has first fixed strip (6), the outer edge fixed mounting of first fixed strip (6) has spring (7), the outer edge fixed mounting of spring (7) has second fixed strip (8), the outer edge fixed mounting of second fixed strip (8) has according to pressure clamp plate (9), the outer edge fixed mounting of according to pressure clamp plate (9) has card needle (10).

2. The miniature DC toy small motor according to claim 1, wherein: the outer edge of the shell (1) is provided with a clamping groove (11), the inner wall of the clamping groove (11) is clamped with a clamping tooth (12), and the outer edge of the clamping tooth (12) is fixedly provided with a bottom cover (13).

3. The miniature DC toy small motor as claimed in claim 2, wherein: the fixed guard ring (14) that is equipped with of inner wall of bottom (13), the fixed cover (15) that is equipped with of inner wall of guard ring (14), the inner wall of fixed cover (15) rotates and has cup jointed output shaft (16), the outer fixed stopper (17) that has cup jointed along the output shaft (16), the outer fixed gear (18) that has cup jointed along the outer edge of output shaft (16), the fixed threaded ring (19) that is equipped with in top of output shaft (16), threaded ring (19) threaded connection has nut (20).

4. The miniature DC toy small motor according to claim 1, wherein: louvre (21) have been seted up along the outer of shell (1), logical groove (22) have been seted up along the outer of shell (1), the inner wall fixed of leading to groove (22) is equipped with fin (23), the inner wall fixed of shell (1) is equipped with silica gel heat-conducting gasket (24).

5. The miniature DC toy small motor according to claim 4, wherein: the shell (1) is made of aluminum alloy, and the radiating fins (23) are made of copper.

6. The miniature DC toy small motor according to claim 3, wherein: the output shaft (16) is made of phenolic plastics, and the gear (18) is made of steel.