CN220544777U

CN220544777U - Micromotor with waterproof structure

Info

Publication number: CN220544777U
Application number: CN202322093519.6U
Authority: CN
Inventors: 田静
Original assignee: Guangzhou Antan Technology Co ltd
Current assignee: Shaanxi Feifengting Construction Engineering Co.,Ltd.
Priority date: 2023-08-05
Filing date: 2023-08-05
Publication date: 2024-02-27
Anticipated expiration: 2033-08-05

Abstract

The utility model provides a micro motor with a waterproof structure, which comprises a micro motor main body, a first step rubber ring and a second step rubber ring, wherein a micro motor shell is arranged outside the micro motor main body, a micro motor shaft is arranged inside the micro motor main body, a waterproof coating is coated outside the micro motor shell, a waterproof rubber frame is arranged at a gap outside the micro motor shell, a micro bearing seat is arranged at the upper end inside the micro motor shell, and the upper end of the micro motor shaft is arranged in an inner ring of the micro bearing seat in a penetrating way.

Description

Micromotor with waterproof structure

Technical Field

The utility model relates to a micro motor with a waterproof structure, and belongs to the technical field of motors.

Background

Micro-motors, collectively referred to as "micro-motors", refer to motors having diameters less than 160mm or rated powers less than 750 mW. Micro-motors are commonly used in control systems or driven mechanical loads to perform functions such as detection, analysis, amplification, execution, or conversion of electromechanical signals or energy.

Chinese patent No.: CN215870990U, mentions a waterproof direct current micro-motor with overheat protector, the device has set up the second functional layer including polyurethane waterproof coating and props waterproof anticorrosive coating, wherein, polyurethane waterproof coating possesses good waterproof performance, still possess ageing resistance and oil-resistant effect, props waterproof anticorrosive coating and has good waterproof nature, corrosion resistance, durability, compactibility and extremely high adhesion, through the cooperation of above structure, it is not ideal to have solved current direct current micro-motor waterproof effect, lead to the internal part to damage easily after intaking, thereby inconvenient problem that people used, but the device just by setting up various waterproof coating and can not pack waterproof with the gap between micro-motor shaft and the micro-motor shell, make micro-motor this place still easy intaking lead to the internal part to take place the phenomenon of damage, its waterproof effect needs a micro-motor with waterproof structure to solve the problem that above-mentioned appears now urgently.

Disclosure of Invention

Aiming at the defects existing in the prior art, the utility model aims to provide the micro motor with the waterproof structure, so as to solve the problems in the background art.

In order to achieve the above object, the present utility model is realized by the following technical scheme: the utility model provides a micromotor with waterproof construction, includes micromotor main part, first step rubber ring and second step rubber ring, micromotor main part outside is equipped with the micromotor shell, the inside micromotor axle that is equipped with of micromotor main part, the outside waterproof coating that scribbles of micromotor shell, the outside gap department of micromotor shell is provided with waterproof rubber frame, the inside upper end of micromotor shell is provided with miniature bearing frame, and the micromotor axle upper end runs through and is located miniature bearing frame inner circle, the step groove has been seted up to micromotor shell upper end, step inslot is fixed with first step rubber ring, micromotor axle annular side is fixed with metal ring and third step rubber ring, metal ring annular side is fixed to be glued with the rubber ring, first lubrication groove has been seted up in the middle of the rubber ring annular side, first step rubber ring inboard is provided with integral type rubber lug, first step rubber ring upper end is provided with the second step rubber ring.

Further, a plurality of heat dissipation grooves are formed in the outer side surface of the micro-motor shell in an equidistant mode, and heat dissipation strips are uniformly arranged in the heat dissipation grooves.

Further, the integral rubber lug slides and is located first lubrication groove, and the gap between integral rubber lug and the first lubrication groove is filled with lubricating oil.

Further, the third step rubber ring is located on the inner side of the second step rubber ring in a sliding mode, a second lubricating oil groove is formed between the third step rubber ring and the second step rubber ring, and lubricating liquid is arranged in the second lubricating oil groove.

The utility model has the beneficial effects that: according to the micro motor with the waterproof structure, the waterproof coating, the waterproof rubber frame, the first step rubber ring, the metal ring, the rubber ring, the first lubrication oil groove, the integrated rubber bump, the second step rubber ring, the third step rubber ring and the second lubrication oil groove are added, so that design improvement and actual use show that the device has a good waterproof effect on the micro motor while the rotation work of the micro motor shaft is not influenced by the waterproof coating arranged outside the micro motor shell and the combined waterproof structure is arranged in a gap between the micro motor shaft and the micro motor shell.

Drawings

Other features, objects and advantages of the present utility model will become more apparent upon reading of the detailed description of non-limiting embodiments, given with reference to the accompanying drawings in which:

fig. 1 is a perspective view showing the overall structure of a micro motor having a waterproof structure according to the present utility model;

FIG. 2 is a schematic view of a part of a micro-motor housing of a micro-motor with a waterproof structure according to the present utility model;

FIG. 3 is a schematic perspective view of a first step rubber ring of a micro motor with a waterproof structure according to the present utility model;

in the figure: the novel micro-motor comprises a 1-micro-motor main body, a 2-micro-motor shell, a 3-waterproof coating, a 4-waterproof rubber frame, a 5-heat dissipation groove, a 6-heat dissipation strip, a 7-micro motor shaft, an 8-micro bearing seat, a 9-step groove, a 10-first step rubber ring, an 11-metal ring, a 12-rubber ring, a 13-first lubricating oil groove, a 14-integrated rubber bump, 15-lubricating oil, a 16-second step rubber ring, a 17-third step rubber ring and an 18-second lubricating oil groove.

Detailed Description

The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.

Referring to fig. 1-3, the present utility model provides a technical solution: the utility model provides a micromotor with waterproof construction, including micromotor main part 1, first step rubber ring 10 and second step rubber ring 16, micromotor main part 1 outside is equipped with micromotor shell 2, micromotor main part 1 inside is equipped with micromotor axle 7, micromotor shell 2 outside scribbles waterproof coating 3, micromotor shell 2 outside gap department is provided with waterproof rubber frame 4, the inside upper end of micromotor shell 2 is provided with miniature bearing frame 8, and micromotor axle 7 upper end runs through and is located miniature bearing frame 8 inner circle, step groove 9 has been seted up to micromotor shell 2 upper end, step groove 9 internal fixation has first step rubber ring 10, micromotor axle 7 annular side is fixed with metal ring 11 and third step rubber ring 17, metal ring 11 annular side is fixed to be glued and is had rubber ring 12, first lubrication groove 13 has been seted up in the middle of the annular side of rubber ring 12, first step rubber ring 10 inboard is provided with integral type rubber lug 14, first step rubber ring 10 upper end is provided with second step rubber ring 16, this design has solved original device and just by setting up various waterproof coating and can not fill the gap between micromotor axle and the micromotor shell and waterproof motor and still can lead to the inside the water damage phenomenon of this motor part to take place.

As a first embodiment of the present utility model: the outside side surface equidistance of micromotor shell 2 leaves and is equipped with a plurality of heat dissipation grooves 5, a plurality of heat dissipation grooves 5 are inside all integrally provided with heat dissipation strip 6, through a plurality of heat dissipation strips 6 of adding, be convenient for the heat dissipation of micromotor shell 2, and a plurality of heat dissipation grooves 5 do not open completely, and then can prevent that micromotor shell 2 outside from taking place the phenomenon of leaking, integral type rubber lug 14 slides and is located first lubrication groove 13, and gap between integral type rubber lug 14 and the first lubrication groove 13 is filled with lubricating oil 15, through integral type rubber lug 14 and the lubricating oil 15 that sets up of adding, make sliding connection between first step rubber ring 10 and the rubber ring 12, and fill lubricating oil 15 between integral type rubber lug 14 and the first lubrication groove 13, and then make external water can not get into gap between integral type rubber lug 14 and the first lubrication groove 13 easily, third step rubber ring 17 slides and is located second step rubber ring 16 inboard, second lubrication groove 18 has been seted up between third step rubber ring 17 and the second step rubber ring 16, and be provided with lubricating liquid in second lubrication groove 18, shelter from the third step rubber ring 17 and second lubrication groove 17 can also make the first lubrication ring 17 and the motor shaft rotate along the first lubrication ring 17.

As a second embodiment of the present utility model: waterproof coating 3 and waterproof rubber frame 4 that set up can prevent that micromotor shell 2 outside from taking place the phenomenon of leaking, and the integral type rubber lug 14 of interpolation and lubricating oil 15 that sets up make sliding connection can carry out between first step rubber ring 10 and the rubber ring 12, and fill lubricating oil 15 between integral type rubber lug 14 and the first lubricating oil groove 13, and then make external water can not get into the gap between integral type rubber lug 14 and the first lubricating oil groove 13 easily, third step rubber ring 17 and second step rubber ring 16 can shelter from first lubricating oil groove 13, and the second lubricating oil groove 18 of seting up and the lubricating liquid that sets up also can make micromotor shaft 7 drive when third step rubber ring 17 rotate, comparatively smooth.

While the fundamental and principal features of the utility model and advantages of the utility model have been shown and described, it will be apparent to those skilled in the art that the utility model is not limited to the details of the foregoing exemplary embodiments, but may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.

Claims

1. The utility model provides a micromotor with waterproof construction, includes micromotor main part (1), first step rubber ring (10) and second step rubber ring (16), its characterized in that: the micro motor comprises a micro motor main body (1), wherein a micro motor shell (2) is arranged outside the micro motor main body (1), and a micro motor shaft (7) is arranged inside the micro motor main body (1);

the micro motor is characterized in that a waterproof coating (3) is coated on the outside of the micro motor shell (2), a waterproof rubber frame (4) is arranged at an external gap of the micro motor shell (2), a micro bearing seat (8) is arranged at the upper end of the inside of the micro motor shell (2), the upper end of a micro motor shaft (7) penetrates through and is positioned in the inner ring of the micro bearing seat (8), and a step groove (9) is formed in the upper end of the micro motor shell (2);

the micro motor shaft (7) is fixed with a metal ring (11) and a third step rubber ring (17) on the annular side face of the micro motor shaft (7), a rubber ring (12) is fixedly adhered to the annular side face of the metal ring (11), a first lubricating oil groove (13) is formed in the middle of the annular side face of the rubber ring (12), an integrated rubber bump (14) is arranged on the inner side of the first step rubber ring (10), and a second step rubber ring (16) is arranged at the upper end of the first step rubber ring (10).

2. A micro-motor having a waterproof structure according to claim 1, wherein: the outside side surface equidistance of micromotor shell (2) is kept away and is equipped with a plurality of heat dissipation groove (5), a plurality of the inside homogeneity of heat dissipation groove (5) is provided with heat dissipation strip (6).

3. A micro-motor having a waterproof structure according to claim 1, wherein: the integrated rubber lug (14) is slidably arranged in the first lubricating oil groove (13), and a gap between the integrated rubber lug (14) and the first lubricating oil groove (13) is filled with lubricating oil (15).

4. A micro-motor having a waterproof structure according to claim 1, wherein: the third step rubber ring (17) is slidably located inside the second step rubber ring (16).

5. A micro-motor having a waterproof structure as claimed in claim 4, wherein: a second lubricating oil groove (18) is formed between the third step rubber ring (17) and the second step rubber ring (16), and lubricating liquid is arranged in the second lubricating oil groove (18).