CN213213230U

CN213213230U - Waterproof high-voltage EC motor

Info

Publication number: CN213213230U
Application number: CN202022533097.6U
Authority: CN
Inventors: 黄小雄
Original assignee: Dongguan Zhiling Electric Technology Co ltd
Current assignee: Dongguan Zhiling Electric Technology Co ltd
Priority date: 2020-11-05
Filing date: 2020-11-05
Publication date: 2021-05-14
Anticipated expiration: 2030-11-05

Abstract

The utility model provides a waterproof high-voltage EC motor, which comprises a top cover, a rotor, an electric connecting wire, a spring, a gasket, a ball bearing and a meter buckle; the front part of the top cover is connected with a base through screws; the rotor is rotatably connected inside the top cover and the base through a bearing; the electrical connecting wire penetrates through the lower side surface of the top cover; the spring is sleeved on the output shaft of the rotor; the cushion ring is sleeved on the output shaft of the rotor; the ball bearing is connected to the output shaft of the rotor in an interference fit manner, and the output shaft of the rotor passes through the middle connecting port of the base; it can be seen that compared with the existing motor, the motor improves the connecting structure among the connecting line through hole, the output shaft hole and the shell butt joint of the motor, and is additionally provided with a plurality of sealing rings and gaskets, so that the condition of motor faults caused by water inflow due to the fact that the external environment is humid is greatly reduced, and the motor can be used in the environment that the external environment is humid or is exposed outdoors.

Description

Waterproof high-voltage EC motor

Technical Field

The utility model belongs to the technical field of the motor, more specifically say, in particular to waterproof high pressure EC motor.

Background

The motor is an electromagnetic device which converts or transmits electric energy according to the law of electromagnetic induction, or converts one form of electric energy into another form of electric energy. The electric motor converts electric energy into mechanical energy, commonly called as a motor, and the generator converts the mechanical energy into electric energy. The motor is represented in the circuit by the letter "M". Its main function is to generate driving torque as power source of electric appliance or various machines.

The existing chinese utility model patent, for example, with patent number CN201721776578.1, discloses a high temperature resistant three-phase asynchronous motor, which is basically described as: the device comprises a base, wherein a cylindrical cavity is formed in the base, a stator winding is assembled in the cylindrical cavity, a cast aluminum rotor is assembled in the stator winding, a core of the cast aluminum rotor is sleeved on a rotating shaft in a hot mode, a front end cover is installed on the base at the shaft extension end, a rear end cover is installed on the base at the non-shaft extension end, a front bearing used for supporting the front end of the rotating shaft is installed on the front end cover, a rear bearing used for supporting the rear end of the rotating shaft is installed on the rear end cover, a motor junction box is separated from the base, the motor junction box connects a lead wire into the motor junction box through a metal hose, the lead wire is made of a Teflon high-temperature resistant material, and impregnating varnish of the lead wire is high-temperature resistant; the stator winding adopts C level insulation, the electromagnetic wire of the stator winding adopts polyimide film sintering wire, and the rear end of the rotating shaft is provided with the axial flow fan.

Based on the above patent description, it can be seen that, like the existing motor, the waterproof performance is poor, and when the motor works under the condition of too high external humidity, the internal winding and the rectifying and voltage stabilizing circuit are easy to cause water inflow, which causes a short circuit, so that the motor cannot stably provide power, and the waterproof performance is poor.

Therefore, in view of the above, research and improvement are made for the existing structure and defects, and a waterproof high-voltage EC motor is provided in order to achieve the purpose of higher practical value.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a waterproof high-pressure EC motor to it is poor to solve similar current motor waterproof performance, and work arouses inside winding and rectification voltage stabilizing circuit to appear intaking easily under the too high condition of external humidity, arouses the condition of short circuit, causes the unable stable power that provides of motor, the not good enough problem of waterproof performance.

The utility model relates to a purpose and efficiency of waterproof high pressure EC motor are reached by following concrete technical means:

a waterproof high-voltage EC motor comprises a top cover, a rotor, an electric connecting wire, a spring, a gasket, a ball bearing and a meter buckle; the front part of the top cover is connected with a base through screws; the rotor is rotatably connected inside the top cover and the base through a bearing; the electrical connecting wire penetrates through the lower side surface of the top cover; the spring is sleeved on the output shaft of the rotor; the cushion ring is sleeved on the output shaft of the rotor; the ball bearing is connected to the output shaft of the rotor in an interference fit manner, and the output shaft of the rotor passes through the middle connecting port of the base; the output shaft of the rotor and the outer side of the hole of the base are also fixedly connected with a ball bearing; the meter buckle is fixedly connected to the outer side of the connecting hole of the base, and the O-shaped ring is fixedly connected to the outer side of the meter buckle.

Furthermore, a waterproof outer skin made of rubber is connected between the electric connecting wire and the connecting hole of the top cover through gluing.

Furthermore, the contact position of the top cover and the periphery of the base is provided with a waterproof ring made of rubber.

Furthermore, the O-shaped ring is sleeved on the output shaft of the rotor, and the outer ring of the O-shaped ring is connected in the connecting hole in the surface of the base.

Furthermore, the gasket has two positions which are respectively positioned at the outer sides of the two ball bearings.

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

the utility model discloses structural improvement has been carried out at current motor, mainly embodies: the waterproof ring made of rubber materials is arranged between the top cover and the base, so that external water can be prevented from entering the motor through the space between the top cover and the base, the fault caused by water inflow by clicking is reduced, the waterproof outer skin is arranged at the position where the electric connecting wire penetrates through the connecting hole of the top cover, can prevent the water from entering the motor from the opening of the top cover to cause the failure problem of the motor, the O-shaped ring and the gasket are both connected with the connecting hole between the axis of the rotor and the surface of the base, the probability that outside water enters the motor from the connecting hole on the surface of the base can be effectively reduced, it can be seen that compared with the existing motor, the motor improves the connecting structure among the connecting line through hole, the output shaft hole and the shell butt joint of the motor, and is additionally provided with a plurality of sealing rings and gaskets, so that the condition of motor faults caused by water inflow due to the fact that the external environment is moist is greatly reduced, and the motor can be used for the external environment to be moist and is located to be used in the environment exposed outside.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a front view of the present invention.

Fig. 3 is a left side view of the present invention.

Fig. 4 is a rear view of the present invention.

Fig. 5 is a plan view of the present invention.

Fig. 6 is a schematic view of the split structure of the present invention.

In the drawings, the corresponding relationship between the component names and the reference numbers is as follows:

1. a top cover; 2. a rotor; 3. an electrical connection line; 4. a waterproof outer skin; 5. a spring; 6. a gasket; 7. a ball bearing; 8. a waterproof ring; 9. a base; 10. a watch buckle; 11. an O-shaped ring; 12. and (7) screws.

Detailed Description

The following describes embodiments of the present invention in further detail with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example (b):

as shown in figures 1 to 6:

the utility model provides a waterproof high-voltage EC motor, which comprises a top cover 1, a rotor 2, an electric connecting wire 3, a spring 5, a gasket 6, a ball bearing 7 and a watch buckle 10; the front of the top cover 1 is connected with a base 9 through screws 12; the rotor 2 is rotatably connected inside the top cover 1 and the base 9 through a bearing; the electric connecting wire 3 penetrates through the lower side surface of the top cover 1; the spring 5 is sleeved on the output shaft of the rotor 2; the gasket 6 is sleeved on the output shaft of the rotor 2; the ball bearing 7 is connected to the output shaft of the rotor 2 through interference fit, and the output shaft of the rotor 2 passes through the middle connecting port of the base 9; the output shaft of the rotor 2 and the outer side of the hole of the base 9 are also fixedly connected with a ball bearing 7; the watch buckle 10 is fixedly connected to the outer side of the connecting hole of the base 9, and the O-shaped ring 11 is fixedly connected to the outer side of the watch buckle 10.

Wherein, still be connected with the waterproof crust 4 of a rubber material through the veneer between the connecting hole of electric property connecting wire 3 and top cap 1, the waterproof crust 4 of this structure is as shown in fig. 6, and the position that electric property connecting wire 3 passed the connecting hole of top cap 1 is equipped with waterproof crust 4, can prevent that water from getting into the trouble problem that the motor arouses the motor from the trompil department of top cap 1.

Wherein, the periphery contact position of top cap 1 and base 9 still accompanies the waterproof ring 8 of a rubber material, and the waterproof ring 8 of this structure is shown in fig. 6, and the waterproof ring 8 that is equipped with the rubber material between top cap 1 and base 9 can prevent that outside water from getting into the motor inside through getting into between top cap 1 and the base 9, reduces because click the trouble that the water-intaking caused.

Wherein, the O-shaped ring 11 is sleeved on the output shaft of the rotor 2, and the outer ring of the O-shaped ring 11 is connected in the connecting hole on the surface of the base 9; the gasket 6 is located at two positions outside the two ball bearings 7 respectively, the O-shaped ring 11 of the structure is shown in fig. 6, the O-shaped ring 11 and the gasket 6 are connected to the connecting hole between the axis of the rotor 2 and the surface of the base 9, and the probability that outside water enters the motor from the connecting hole on the surface of the base 9 can be effectively reduced.

The specific use mode and function of the embodiment are as follows:

in the utility model, firstly, the position of the electric connecting wire 3 passing through the connecting hole of the top cover 1 is provided with the waterproof sheath 4, which can prevent the water from entering the motor from the opening of the top cover 1 to cause the fault problem of the motor, the O-shaped ring 11 and the gasket 6 are both connected with the connecting hole of the axle center of the rotor 2 and the surface of the base 9, which can effectively reduce the probability of the external water entering the motor from the connecting hole of the surface of the base 9, the motor is connected with the power supply, the output shaft is connected with the driven device, the motor can be placed in the environment which can be used for the external environment humidity or the outdoor exposure, and the connection structure between the connecting wire through hole of the motor, the output shaft hole and the shell butt joint is improved compared with the existing motor, a plurality of sealing rings and gaskets are additionally arranged, thereby greatly reducing the condition of the motor fault caused by the, can be used in the environment with moist external environment or outdoor exposure.

The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.

Claims

1. A waterproof high-pressure EC motor which characterized in that: the electric connection structure comprises a top cover (1), a rotor (2), an electric connection line (3), a spring (5), a gasket (6), a ball bearing (7) and a watch buckle (10); the front of the top cover (1) is connected with a base (9) through a screw (12); the rotor (2) is rotatably connected inside the top cover (1) and the base (9) through a bearing; the electric connection wire (3) penetrates through the lower side surface of the top cover (1); the spring (5) is sleeved on an output shaft of the rotor (2); the gasket (6) is sleeved on an output shaft of the rotor (2); the ball bearing (7) is connected to the output shaft of the rotor (2) in an interference fit manner, and the output shaft of the rotor (2) passes through the middle connecting port of the base (9); the output shaft of the rotor (2) and the outer side of the hole of the base (9) are fixedly connected with a ball bearing (7); the watch buckle (10) is fixedly connected to the outer side of the connecting hole of the base (9), and the O-shaped ring (11) is fixedly connected to the outer side of the watch buckle (10).

2. The waterproof high-voltage EC motor of claim 1, wherein: and a waterproof outer skin (4) made of rubber is connected between the electric connecting wire (3) and the connecting hole of the top cover (1) through gluing.

3. The waterproof high-voltage EC motor of claim 1, wherein: the periphery contact position of top cap (1) and base (9) still presss from both sides waterproof ring (8) of a department rubber material.

4. The waterproof high-voltage EC motor of claim 1, wherein: the O-shaped ring (11) is sleeved on the output shaft of the rotor (2), and the outer ring of the O-shaped ring (11) is connected in the connecting hole in the surface of the base (9).

5. The waterproof high-voltage EC motor of claim 1, wherein: the gasket (6) has two positions which are respectively positioned at the outer sides of the two ball bearings (7).