CN213027676U

CN213027676U - Miniature direct current motor with stable operation

Info

Publication number: CN213027676U
Application number: CN202021858863.XU
Authority: CN
Inventors: 裴世勇
Original assignee: Shenzhen Xinchangtai Technology Co ltd
Current assignee: Shenzhen Xinchangtai Technology Co ltd
Priority date: 2020-08-31
Filing date: 2020-08-31
Publication date: 2021-04-20
Anticipated expiration: 2030-08-31

Abstract

The utility model relates to the technical field of motors, and a miniature direct current motor that operation is stable is disclosed, the mounting panel comprises a mounting plate, the outside fixed mounting of mounting panel has the connecting plate, the top fixed mounting of mounting panel has lower rubber pad, the top movable mounting of lower rubber pad has miniature direct current motor, miniature direct current motor's inboard movable mounting has the output shaft that extends to the mounting panel bottom outside. This miniature direct current motor that operates stably, through setting up the mounting panel, the cover shell, the go-between, a spring, screw and screw sleeve, fix miniature direct current motor in the inboard of cover shell, place lower rubber pad and last rubber pad at miniature direct current motor's upper and lower both ends, can reduce the irregular vibrations in miniature direct current motor top and bottom, spacing groove and stopper can reduce the irregular vibrations of miniature direct current motor side, make miniature direct current motor's operation more stable, thereby reached the purpose that operates stably.

Description

Miniature direct current motor with stable operation

Technical Field

The utility model relates to the technical field of motors, specifically be a miniature direct current motor that operates stably.

Background

The efficiency of the miniature direct current motor is generally higher than that of other types of motors, so the same output power is achieved, the size of the direct current motor is generally smaller, the miniature direct current motor is relatively suitable under the condition of limited installation position, and the miniature direct current motor has the characteristic that the motor can automatically reduce the speed according to the size of a load to achieve the maximum starting torque.

In the working process of the existing miniature direct current motor, because the miniature direct current motor is in a state of high-speed rotation and frequent starting for a long time, irregular vibration often occurs, and the vibration often causes unstable operation of the miniature direct current motor, the miniature direct current motor with stable operation is provided to solve the problem.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a miniature DC motor that operates stably possesses advantages such as the operation is stable, has solved current miniature DC motor in the course of the work, because miniature DC motor is in the state of high-speed rotation, frequent start for a long time, some anomalous vibrations often appear, and this type of vibrations often leads to miniature DC motor's unstable problem of operation.

(II) technical scheme

In order to realize the purpose of stable operation, the utility model provides a following technical scheme: a miniature direct current motor with stable operation comprises a mounting plate, wherein a connecting plate is fixedly mounted on the outer side of the mounting plate, a lower rubber pad is fixedly mounted on the top of the mounting plate, a miniature direct current motor is movably mounted on the top of the lower rubber pad, an output shaft extending to the outer side of the bottom of the mounting plate is movably mounted on the inner side of the miniature direct current motor, a bearing seat is movably mounted on the outer side of the output shaft and positioned at the bottom of the mounting plate, a gear is fixedly mounted on the bottom of the output shaft, a casing is movably mounted on the outer side of the miniature direct current motor, an upper rubber pad is fixedly mounted on the inner side of the casing and positioned at the top of the miniature direct current motor, a limiting groove is formed in the inner side of the casing, a limiting block extending to the outer, the top fixed mounting of go-between has the spring, the activity fixed mounting of spring has the screw that extends to the mounting panel inboard, the outside of screw and the inside movable mounting who is located the mounting panel have the screw cover.

Preferably, a bearing is fixedly installed inside the bearing seat, and the inner side of the bearing is matched with the outer side of the output shaft.

Preferably, the casing is provided with a motor heat dissipation hole, and the length of the motor heat dissipation hole is smaller than that of the miniature direct current motor.

Preferably, the inside of go-between is seted up the screw hole with screw looks adaptation, and the turnbuckle is with screw looks adaptation.

Preferably, the two limiting grooves are matched with the limiting blocks, and one sides of the two limiting blocks, which are far away from the limiting grooves, are fixedly connected with the outer side of the miniature direct current motor.

Preferably, the top of the mounting plate is provided with a mounting groove matched with the bottom of the micro direct current motor, and the bottom of the mounting plate, which is located inside the mounting groove, is provided with a through hole matched with the output shaft.

(III) advantageous effects

Compared with the prior art, the utility model provides a miniature direct current motor that operates stably possesses following beneficial effect:

the micro direct current motor with stable operation is characterized in that the micro direct current motor is fixed on the inner side of the casing through the arrangement of the mounting plate, the casing, the connecting ring, the spring, the screw and the screw sleeve, the lower rubber pad and the upper rubber pad are placed at the upper end and the lower end of the micro direct current motor, irregular vibration at the top and the bottom of the micro direct current motor can be reduced, irregular vibration at the side surface of the micro direct current motor can be reduced through the limiting groove and the limiting block, the operation of the micro direct current motor is more stable, the aim of stable operation is achieved, the motor heat dissipation holes are formed in the casing, the length of the motor heat dissipation holes is smaller than that of the micro direct current motor, under the condition that the top and the bottom of the micro direct current motor are covered, the heat of the micro direct current motor can be dissipated from the motor heat dissipation holes, the service life of the micro direct current motor is, the screw sleeve is matched with the screw, and the outer side of the screw sleeve is fixedly connected with the inner side of the mounting plate, so that the shell and the mounting plate can be conveniently connected, installed and disassembled, and the miniature direct current motor can be conveniently maintained daily.

Drawings

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

FIG. 2 is an enlarged schematic view of the structure A of the present invention;

fig. 3 is a schematic view of the front side of the structure of the present invention.

In the figure: 1 mounting panel, 2 connecting plates, 3 lower rubber pads, 4 miniature direct current motors, 5 cover shells, 6 upper rubber pads, 7 spacing grooves, 8 spacing blocks, 9 connecting rings, 10 springs, 11 screws, 12 screw sleeves, 13 output shafts, 14 bearing seats and 15 gears.

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. 1-3, the stably operating micro dc motor includes a mounting plate 1, a connecting plate 2 is fixedly mounted on an outer side of the mounting plate 1, a lower rubber pad 3 is fixedly mounted on a top of the mounting plate 1, a micro dc motor 4 is movably mounted on a top of the lower rubber pad 3, an output shaft 13 extending to an outer side of a bottom of the mounting plate 1 is movably mounted on an inner side of the micro dc motor 4, a bearing seat 14 is movably mounted on an outer side of the output shaft 13 and positioned at a bottom of the mounting plate 1, a bearing is fixedly mounted inside the bearing seat 14, an inner side of the bearing is adapted to an outer side of the output shaft 13, a mounting groove adapted to a bottom of the micro dc motor 4 is formed on a top of the mounting plate 1, a through hole adapted to the output shaft 13 is formed in an inner portion of the mounting plate 1 and positioned at a bottom, the motor louvre has been seted up to the inside of cover shell 5, the length of motor louvre is less than the length of miniature DC motor 4, the inboard of cover shell 5 and the top fixed mounting who is located miniature DC motor 4 have last rubber pad 6, spacing groove 7 has been seted up to the inboard of cover shell 5, the inboard movable mounting of spacing groove 7 has stopper 8 that extends to the miniature DC motor 4 outside, two spacing grooves 7 and stopper 8 homogeneous phase adaptations, one side that spacing groove 7 was kept away from to two stopper 8 and miniature DC motor 4's outside fixed connection, mounting panel 1's outside fixed mounting has go-between 9, the top fixed mounting of go-between 9 has spring 10, spring 10's movable fixed mounting has the screw 11 that extends to mounting panel 1 inboard, the screw hole with screw 11 looks adaptation is seted up to the inside of go-between 9, screw 12 and screw 11 looks adaptations, the outside of screw 11 and the inside movable mounting that is located.

To sum up, the micro direct current motor with stable operation fixes the micro direct current motor 4 at the inner side of the casing 5 by arranging the mounting plate 1, the casing 5, the connecting ring 9, the spring 10, the screw 11 and the screw sleeve 12, places the lower rubber pad 3 and the upper rubber pad 6 at the upper end and the lower end of the micro direct current motor 4, can reduce irregular vibration at the top and the bottom of the micro direct current motor 4, reduces irregular vibration at the side surface of the micro direct current motor 4 by the limiting groove 7 and the limiting block 8, enables the micro direct current motor 4 to operate more stably, thereby achieving the purpose of stable operation, the motor heat dissipation holes are arranged inside the casing 5, the length of the motor heat dissipation holes is smaller than that of the micro direct current motor 4, under the condition that the top and the bottom of the micro direct current motor 4 are covered, the heat of the micro direct current motor 4 can be dissipated from the, the life of extension miniature DC motor 4, through the inside screw hole of seting up with 11 looks adaptations of screw of go-between 9, 12 and 11 looks adaptations of screw covers, 12 outside of screw covers and the inboard fixed connection of mounting panel 1 can make things convenient for the connection installation and the dismantlement between cover 5 and the mounting panel 1, make things convenient for miniature DC motor 4's routine maintenance.

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. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

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. The utility model provides a miniature direct current motor that operation is stable, includes mounting panel (1), its characterized in that: the outside fixed mounting of mounting panel (1) has connecting plate (2), the top fixed mounting of mounting panel (1) has lower rubber pad (3), the top movable mounting of lower rubber pad (3) has miniature DC motor (4), the inboard movable mounting of miniature DC motor (4) has output shaft (13) that extends to mounting panel (1) bottom outside, the outside of output shaft (13) and the bottom movable mounting that is located mounting panel (1) have bearing frame (14), the bottom fixed mounting of output shaft (13) has gear (15), the outside movable mounting of miniature DC motor (4) has cover shell (5), the inboard of cover shell (5) and the top fixed mounting that is located miniature DC motor (4) have last rubber pad (6), spacing groove (7) have been seted up to the inboard of cover shell (5), the inboard movable mounting of spacing groove (7) has the stopper (the) that extends to the miniature DC motor (4) outside (3), (7) 8) The utility model discloses a mounting panel, the outside fixed mounting of mounting panel (1) has go-between (9), the top fixed mounting of go-between (9) has spring (10), the activity fixed mounting of spring (10) has screw (11) that extend to mounting panel (1) inboard, the outside of screw (11) and the inside movable mounting that is located mounting panel (1) have screw cover (12).

2. A miniature dc motor that operates stably according to claim 1, further comprising: and a bearing is fixedly arranged in the bearing seat (14), and the inner side of the bearing is matched with the outer side of the output shaft (13).

3. A miniature dc motor that operates stably according to claim 1, further comprising: the motor heat dissipation hole is formed in the casing (5), and the length of the motor heat dissipation hole is smaller than that of the miniature direct current motor (4).

4. A miniature dc motor that operates stably according to claim 1, further comprising: the inside of go-between (9) is seted up the screw hole with screw (11) looks adaptation, and screw sleeve (12) and screw (11) looks adaptation.

5. A miniature dc motor that operates stably according to claim 1, further comprising: two spacing groove (7) and stopper (8) homogeneous phase adaptation, one side that spacing groove (7) were kept away from in two stopper (8) and miniature direct current motor (4) outside fixed connection.

6. A miniature dc motor that operates stably according to claim 1, further comprising: the top of the mounting plate (1) is provided with a mounting groove matched with the bottom of the micro direct current motor (4), and the bottom of the mounting plate (1) which is located inside the mounting groove is provided with a through hole matched with the output shaft (13).