CN215528759U

CN215528759U - Waterproof type DC brushless motor

Info

Publication number: CN215528759U
Application number: CN202121926699.6U
Authority: CN
Inventors: 覃培进; 唐小龙; 叶立厚
Original assignee: Shenzhen Kechuangxing Motor Technology Co ltd
Current assignee: Shenzhen Kechuangxing Motor Technology Co ltd
Priority date: 2021-08-17
Filing date: 2021-08-17
Publication date: 2022-01-14
Anticipated expiration: 2031-08-17

Abstract

The utility model provides a waterproof type direct current brushless motor, which comprises a brushless motor body, wherein the brushless motor body comprises a shell and a motor, a sealing plate is installed at the top of the shell, a fixing hole is formed in the sealing plate, a fixing bolt is installed inside the fixing hole, the sealing plate is connected with the shell through the fixing bolt, a fixing pipe is welded at the top of the sealing plate, an installation seat is installed at the top of the motor, a fixing seat is fixed on the installation seat, a fan drives the internal airflow to be discharged through a through hole when a rubber ring is separated from an opening, so that the internal motor is cooled, when water exists outside, air pressure prevents the water from entering the shell from the inside of the through hole, the waterproof is carried out while the heat is dissipated, when the waterproof type direct current brushless motor is not used, an electric push rod pushes the shell to move, so that the rubber ring seals the opening, thereby completing the waterproof use.

Description

Waterproof type DC brushless motor

Technical Field

The utility model relates to the field of brushless motor equipment, in particular to a waterproof direct-current brushless motor.

Background

Brushless motor is because of possessing the performance good, high efficiency, advantages such as reliability are in wide application in each production and life field, however, when being used for the wading occasion with brushless motor, can long-term operation for guaranteeing brushless motor and the equipment of installing brushless motor, brushless motor should have good waterproof performance, current brushless motor can't carry out waterproof use when using, water enters into the inside damage that causes the motor of motor easily, in addition, current brushless motor can't carry out collision avoidance when using, and the radiating effect is poor, it is inconvenient to use.

SUMMERY OF THE UTILITY MODEL

The waterproof direct-current brushless motor is novel in structure, the open hole is blocked by the front and back movement of the fixing pipe when the waterproof direct-current brushless motor is used, so that waterproof use is completed, air flow generated by the fan blade cools the motor when the waterproof direct-current brushless motor is normally used, and high temperature is discharged from the open hole and the through hole, so that the waterproof direct-current brushless motor is convenient to cool and use.

In order to achieve the purpose, the utility model is realized by the following technical scheme: the utility model provides a waterproof type brushless DC motor, includes the brushless motor body, the brushless motor body includes shell and motor, the closing plate is installed at the top of shell, it has the fixed orifices to open on the closing plate, the internally mounted of fixed orifices has fixing bolt, closing plate and shell are connected through fixing bolt, the top welding of closing plate has fixed pipe, the mount pad is installed at the top of motor, be fixed with the fixing base on the mount pad, the internally mounted of fixing base has the output shaft, open at the top of fixing base has the through-hole, open at the avris of fixing base has the trompil, be connected between trompil and the through-hole.

As a preferred embodiment of the present invention, a fin plate and a fixed block are fixed to a side of the motor, the fin plate is mounted on two sides of the fixed block, an electric push rod is mounted on the fixed block, and a movable rod is mounted on the electric push rod.

As a preferred embodiment of the present invention, a fixing groove is formed in the fixing block, a movable seat is installed in the fixing groove, a support rod is fixed on the movable seat, a support spring is installed in the fixing groove, the support spring is matched with the movable seat, and one end of the movable rod is matched with the movable seat.

As a preferred embodiment of the present invention, the support rod includes an outer rod and an inner rod, a groove is formed in the outer rod, a spring is installed in the groove, and one end of the spring is fixed to the inner rod.

In a preferred embodiment of the present invention, a rubber ring is fixed on an inner wall of the fixing tube, the rubber ring is fitted into the opening, and the output shaft is mounted on the fixing seat through a bearing.

As a preferred embodiment of the present invention, a rotating rod is installed at the bottom of the motor, a fixing sleeve is installed at the bottom of the rotating rod, and a fan blade is installed on the fixing sleeve.

The utility model has the beneficial effects that: the utility model relates to a waterproof DC brushless motor, which comprises a shell; a sealing plate; a fixing hole; fixing the bolt; a fixed tube; a fixed seat; an output shaft; a through hole; a mounting seat; a motor; opening a hole; a fin plate; a fixed block; an electric push rod; a movable rod; fixing grooves; a support spring; a movable seat; a support bar; rotating the rod; fixing a sleeve; a fan blade; an outer rod; an inner rod; a groove; a spring; a rubber ring; and a bearing.

1. This waterproof type brushless DC motor fan drives inside distinguished and admirable through-hole discharge when rubber circle and trompil separation to cooling down to inside motor, when having water externally, inside water entering into the shell from the inside of through-hole is avoided to atmospheric pressure, and is waterproof in the radiating, and when not using, electric putter promotes the shell and removes, makes the rubber circle seal the trompil, thereby accomplishes waterproof use.

2. This waterproof type direct current brushless motor shell passes through the bracing piece to be installed on the sliding seat, and outer pole and interior pole on the bracing piece move through the spring, weaken the vibrational force who transmits during the removal to avoid the motor to take place to damage.

3. This waterproof type brushless DC motor supporting spring promotes the sliding seat and removes, and electric putter cooperatees with the movable rod and implements the counterforce, when taking place to fall, cooperatees with the sliding seat through supporting spring, makes the shell reciprocate the shock attenuation and uses, and the function is various.

Drawings

Fig. 1 is a schematic structural diagram of a waterproof dc brushless motor according to the present invention;

fig. 2 is a schematic structural diagram of a motor of a waterproof dc brushless motor according to the present invention;

fig. 3 is a schematic top view of a cross-sectional structure of a housing of a waterproof dc brushless motor according to the present invention;

fig. 4 is a schematic cross-sectional view illustrating a fixing tube and a fixing base of a waterproof dc brushless motor according to the present invention;

in the figure: 1. a housing; 2. a sealing plate; 3. a fixing hole; 4. fixing the bolt; 5. a fixed tube; 6. a fixed seat; 7. an output shaft; 8. a through hole; 9. a mounting seat; 10. a motor; 11. opening a hole; 12. a fin plate; 13. a fixed block; 14. an electric push rod; 15. a movable rod; 16. fixing grooves; 17. a support spring; 18. a movable seat; 19. a support bar; 20. rotating the rod; 21. fixing a sleeve; 22. a fan blade; 23. an outer rod; 24. an inner rod; 25. a groove; 26. a spring; 27. a rubber ring; 28. and a bearing.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the utility model easy to understand, the utility model is further described with the specific embodiments.

Referring to fig. 1 to 4, the present invention provides a technical solution: the utility model provides a waterproof type brushless DC motor, includes the brushless motor body, the brushless motor body includes shell 1 and motor 10, closing plate 2 is installed at the top of shell 1, it has fixed orifices 3 to open on closing plate 2, the internally mounted of fixed orifices 3 has fixing bolt 4, closing plate 2 and shell 1 are connected through fixing bolt 4, the top welding of closing plate 2 has fixed pipe 5, mount pad 9 is installed at the top of motor 10, be fixed with fixing base 6 on the mount pad 9, the internally mounted of fixing base 6 has output shaft 7, open at the top of fixing base 6 has through-hole 8, open at the avris of fixing base 6 has trompil 11, be connected between trompil 11 and the through-hole 8.

In a preferred embodiment of the present invention, a fin plate 12 and a fixed block 13 are fixed to a side of the motor 10, the fin plate 12 is mounted on both sides of the fixed block 13, an electric push rod 14 is mounted on the fixed block 13, and a movable rod 15 is mounted on the electric push rod 14.

In a preferred embodiment of the present invention, a fixing groove 16 is formed in the fixing block 13, a movable seat 18 is installed in the fixing groove 16, a support rod 19 is fixed to the movable seat 18, a support spring 17 is installed in the fixing groove 16, the support spring 17 is engaged with the movable seat 18, and one end of the movable rod 15 is engaged with the movable seat 18.

In a preferred embodiment of the present invention, the support rod 19 includes an outer rod 23 and an inner rod 24, a groove 25 is formed in the outer rod 23, a spring 26 is installed in the groove 25, and one end of the spring 26 is fixed to the inner rod 24.

In a preferred embodiment of the present invention, a rubber ring 27 is fixed on the inner wall of the fixing tube 5, the rubber ring 27 is fitted into the opening 11, and the output shaft 7 is mounted on the fixing base 6 through a bearing 28.

As a preferred embodiment of the present invention, a rotating rod 20 is installed at the bottom of the motor 10, a fixing sleeve 21 is installed at the bottom of the rotating rod 20, and a fan blade 22 is installed on the fixing sleeve 21.

When the device is used, firstly, the sealing plate 2 is arranged at the top of the shell 1 and is fixed through the fixing bolt 4, a sealing gasket is arranged between the sealing plate 2 and the shell 1, so that the whole body is sealed for use, when the device is used, the motor 10 drives the output shaft 7 and the rotating rod 20 to rotate simultaneously, the rotating rod 20 drives the fan blade 22 to rotate, the air in the device moves outwards, the air flow eliminates the high temperature adsorbed on the fin plate 12 when moving outwards, when the rubber ring 27 on the fixing pipe 5 is separated from the opening 11, the air flow enters the through hole 8 through the opening 11 and is finally discharged through the through hole 8, so that the internal motor 10 is cooled, the pressure discharged from the inside during cooling avoids water entering the shell 1 through the through hole 8 and damaging the motor 10, in addition, when the device is not used, the electric push rod 14 is started to push the movable rod 15 to move, the movable seat 18 is moved by the movement of the movable rod 15, the movable seat 18 is moved and extrudes the supporting spring 17, the shell 1 is moved by the supporting rod 19 when the movable seat 18 moves, the shell 1 and the sealing plate 2 drive the fixed tube 5 to move on the fixed seat 6, the rubber ring 27 is contacted with the open hole 11 when the movable seat 18 moves, the open hole 11 is sealed for use, water is prevented from entering the shell 1, when the shell 1 is collided from the side, the shell 1 moves in the outer rod 23 through the inner rod 24, the rebound force generated by the spring 26 when the movable seat moves is used for damping, the damage to the internal motor 10 is avoided, in addition, when the shell 1 falls up and down, the supporting rod 19 drives the movable seat 18 to move up and down in the fixed groove 16, the supporting spring 17 is dragged when the movable seat moves up and down, the supporting spring 7 is deformed, and the damping is used by the rebound force of the supporting spring 17, the use under different conditions is satisfied.

While there have been shown and described what are at present considered the fundamental principles and essential features of the utility model and its advantages, 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 is capable of 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 description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a waterproof type DC brushless motor, includes the brushless motor body, its characterized in that: brushless motor body includes shell (1) and motor (10), closing plate (2) are installed at the top of shell (1), it has fixed orifices (3) to open on closing plate (2), the internally mounted of fixed orifices (3) has fixing bolt (4), closing plate (2) and shell (1) are connected through fixing bolt (4), the top welding of closing plate (2) has fixed pipe (5), mount pad (9) are installed at the top of motor (10), be fixed with fixing base (6) on mount pad (9), the internally mounted of fixing base (6) has output shaft (7), open at the top of fixing base (6) has through-hole (8), open side of fixing base (6) has trompil (11), be connected between trompil (11) and through-hole (8).

2. The waterproof type dc brushless motor according to claim 1, characterized in that: the avris of motor (10) is fixed with fin board (12) and fixed block (13), the both sides at fixed block (13) are installed in fin board (12), install electric putter (14) on fixed block (13), install movable rod (15) on electric putter (14).

3. The waterproof type dc brushless motor according to claim 2, characterized in that: the inside of fixed block (13) is opened there is fixed slot (16), the internally mounted of fixed slot (16) has sliding seat (18), be fixed with bracing piece (19) on sliding seat (18), the internally mounted of fixed slot (16) has supporting spring (17), supporting spring (17) cooperate with sliding seat (18), the one end and the sliding seat (18) of movable rod (15) cooperate.

4. A water-proof type dc brushless motor according to claim 3, characterized in that: the utility model discloses a support pole, including bracing piece (19) outer pole (23) and interior pole (24), open the inside of outer pole (23) has recess (25), the internally mounted of recess (25) has spring (26), the one end of spring (26) is fixed on interior pole (24).

5. The waterproof type dc brushless motor according to claim 1, characterized in that: be fixed with rubber circle (27) on the inner wall of fixed pipe (5), rubber circle (27) cooperate with trompil (11), output shaft (7) are installed on fixing base (6) through bearing (28).

6. The waterproof type dc brushless motor according to claim 1, characterized in that: dwang (20) are installed to the bottom of motor (10), fixed cover (21) are installed to the bottom of dwang (20), install fan blade (22) on fixed cover (21).