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CN-224218220-U - Micro-special motor adopting brushless structure

CN224218220UCN 224218220 UCN224218220 UCN 224218220UCN-224218220-U

Abstract

The utility model discloses a micro-special motor adopting a brushless structure, which relates to the technical field of micro-special motors and comprises a motor main body, wherein a reinforcing mechanism is fixedly connected to an end cover of the motor main body, the reinforcing mechanism comprises a supporting plate, an abutting plate and a positioning rod, a separation rod is fixedly connected between the supporting plate and the motor main body, the positioning rod is rotatably arranged at the center of the supporting plate, a thread groove is formed in the end part of the positioning rod, and a connecting ring is connected with the end part of the positioning rod in a threaded manner.

Inventors

  • MAO XINGHUA

Assignees

  • 浙江华达康智能科技有限公司

Dates

Publication Date
20260508
Application Date
20250529

Claims (6)

  1. 1. A micro-special motor adopting a brushless structure comprises a motor main body (1) and is characterized in that a reinforcing mechanism (2) is fixedly connected to an end cover of the motor main body (1); Reinforcing mechanism (2) are including backup pad (21), butt plate (22) and locating lever (23), fixedly connected with separating rod (3) between backup pad (21) and motor main part (1), locating lever (23) rotate the centre of a circle department of installing in backup pad (21), the screw thread groove has been seted up to the tip of locating lever (23), the tip threaded connection of locating lever (23) has link up ring (27), the equal rotation in trisection department of link up ring (27) is connected with push rod (28), the one end of push rod (28) rotates with the one end of butt plate (22) and is connected.
  2. 2. A micro-motor adopting a brushless structure as claimed in claim 1, wherein a worm wheel (24) is fixedly connected to a rod body of the positioning rod (23), and a worm (25) is connected to one side of the worm wheel (24) in a meshed manner.
  3. 3. A micro-special motor adopting a brushless structure according to claim 2 is characterized in that a worm wheel (24) and a worm (25) are both positioned between a supporting plate (21) and an end cover of a motor main body (1), a limit rod (4) is fixedly arranged on the end cover of the motor main body (1), and the worm (25) is rotationally connected with the limit rod (4).
  4. 4. A micro-motor adopting a brushless structure as claimed in claim 1, wherein one side of the supporting plate (21) is fixedly connected with a positioning block (29), and a driven rod (210) is rotatably connected at a trisection point of the positioning block (29).
  5. 5. The micro-motor with the brushless structure according to claim 4, wherein the driven rod (210) and the push rod (28) are arranged in a staggered manner, and a connecting rod (211) is fixedly arranged at the middle section of the push rod (28), and the connecting rod (211) is rotationally connected with the driven rod (210).
  6. 6. A micro-special motor adopting a brushless structure as claimed in claim 2, wherein the two ends of the worm (25) are fixedly provided with hexagonal protruding blocks (26), and cross grooves are formed in the hexagonal protruding blocks (26).

Description

Micro-special motor adopting brushless structure Technical Field The utility model relates to the technical field of micro motors, in particular to a micro motor adopting a brushless structure. Background The brushless micro-special motor is a miniaturized and high-precision brushless direct current motor, generally adopts a permanent magnet as a rotor, and a winding is arranged on a stator, so that the brushless micro-special motor does not have a brush and a commutator of the traditional direct current motor, and realizes commutation through an electronic controller. However, in the prior art, since the micro-special motor is small in size (the diameter is often smaller than 160 mm), the physical size of a core component (such as a rotating shaft, a bearing and a stator/rotor) is limited, the material strength and the shock resistance are weak, and the problems of shaft deformation, bearing abrasion and magnetic steel falling easily occur under long-term high-load operation or vibration environment, so that the operation is dithered or stopped, and particularly in the scenes of unmanned aerial vehicle, industrial mechanical arm and the like, the motor is easier to bear high-frequency vibration or instantaneous impact, and the stability of the motor can be directly influenced. Disclosure of utility model The utility model aims to solve the problems of shaft deformation, bearing abrasion and magnetic steel falling off easily in long-term high-load operation or vibration environment due to small size, limited physical size, weak material strength and weak shock resistance of a core component of a micro-special motor in the prior art. In order to achieve the aim, the micro-special motor adopting the brushless structure comprises a motor main body, wherein a reinforcing mechanism is fixedly connected to an end cover of the motor main body, the reinforcing mechanism comprises a supporting plate, an abutting plate and a positioning rod, a separation rod is fixedly connected between the supporting plate and the motor main body, the positioning rod is rotatably arranged at the center of the supporting plate, a thread groove is formed in the end part of the positioning rod, a connecting ring is in threaded connection with the end part of the positioning rod, push rods are rotatably connected to the three equally-divided points of the connecting ring, and one end of each push rod is rotatably connected with one end of the abutting plate. Preferably, the rod body of the positioning rod is fixedly connected with a worm wheel, and one side of the worm wheel is connected with a worm in a meshed manner. Preferably, the worm wheel and the worm are both positioned between the supporting plate and the end cover of the motor main body, the end cover of the motor main body is fixedly provided with a limiting rod, and the worm is rotationally connected with the limiting rod. Preferably, one side of the supporting plate is fixedly connected with a positioning block, and a driven rod is rotatably connected at a trisection point of the positioning block. Preferably, the driven rods and the push rods are arranged in a staggered manner, the connecting rods are fixedly arranged at the middle sections of the push rods, and the connecting rods are rotationally connected with the driven rods. Preferably, both ends of the worm are fixedly provided with hexagonal protruding blocks, and cross grooves are formed in the hexagonal protruding blocks. Compared with the prior art, the utility model has the advantages and positive effects that: 1. According to the utility model, flexible adjustment of the butt joint plate can be realized through worm and worm wheel transmission and push rod linkage, rapid and accurate butt joint of the motor main body and different parts is facilitated, and the installation efficiency is improved. 2. According to the utility model, the hexagonal protruding blocks at the two ends of the worm can be operated by a tool (such as a spanner or a cross screwdriver), the cross groove design enables the tool adaptability to be stronger, the linkage design of the driven rod and the connecting rod enhances the stability and synchronism of movement of the butt joint plate, and the integral rigidity of the reinforcing mechanism is improved. Drawings Fig. 1 is a schematic perspective view of a micro-motor with a brushless structure according to the present utility model; Fig. 2 is a schematic plan view of a micro-motor with brushless structure according to the present utility model; fig. 3 is a schematic perspective view of a reinforcement mechanism of a micro-motor with a brushless structure according to the present utility model; Fig. 4 is a schematic perspective view of a push rod and a driven rod of a micro-motor with a brushless structure according to the present utility model. The illustration is that 1, a motor main body, 2, a reinforcing mechanism, 3, a separation rod, 4, a limit rod, 21, a supporting plate, 22, an ab