CN211093779U

CN211093779U - High-speed dust collector motor

Info

Publication number: CN211093779U
Application number: CN201921819100.1U
Authority: CN
Inventors: 张震坚; 庞广陆
Original assignee: Inatsu Electric Zhuhai Co ltd
Current assignee: Inatsu Electric Zhuhai Co ltd
Priority date: 2019-10-28
Filing date: 2019-10-28
Publication date: 2020-07-28
Anticipated expiration: 2029-10-28

Abstract

The utility model discloses a high-speed dust catcher motor, which comprises a motor housing, a pedestal, fan housing and impeller, motor housing inside is equipped with the pivot, stator and rotor, stator fixed connection is in motor housing's inside, the rotor is located between the stator and coaxial coupling has the pivot, the pivot outside is equipped with the axle sleeve and is connected to motor housing through the bearing on, base and motor housing bottom can be dismantled the connection, impeller fixed connection is on the pivot terminal surface, the fan housing is located the impeller outside and is fixed to motor housing simultaneously, form the air inlet runner between the rotor outside and the motor housing inside, when the impeller rotates, outside wind is flowed through behind the air inlet runner on the fan housing after the air intake of base lateral part gets into and is dispersed. The motor shell is simple in internal structure, the air hood and the flow guide vanes of the diffuser are designed into an integrally formed structure, the assembly guarantees the concentricity consistent with the impeller, the bent air dispersing channel avoids blockage to cause different air flows, and meanwhile, the air flow loss is reduced, and the working efficiency of the motor is improved.

Description

High-speed dust collector motor

[ technical field ] A method for producing a semiconductor device

The utility model belongs to the motor field, concretely relates to high-speed dust catcher motor.

[ background of the invention ]

The motor is commonly known as an electric motor and mainly used for generating driving torque to serve as a power source of electric appliances or various machines.

At present, the set power of the motor of the existing high-speed dust collector is higher, the heat generation of an internal winding and a circuit board is larger in the operation process, and in order to enable the winding temperature to be within a certain range, the wind flow generated by an impeller of a common bar is led to the space of the winding and the circuit board for ventilation and heat dissipation. However, the heat dissipation structure of the conventional high-speed vacuum cleaner motor is relatively complex, and is very troublesome in the manufacturing process and assembly, and in case that the ventilation is not smooth when the fan cover is blocked, the temperature of the internal winding wire and the circuit board is too high, and the motor is damaged.

On the other hand, the guide vanes of the traditional fan cover and diffuser are designed into two parts, and the concentricity of the guide vanes and the impeller is difficult to ensure during assembly, so that the air flow loss is increased, and the efficiency is reduced.

[ Utility model ] content

In order to solve the existing problems existing in the background technology, the utility model provides a high-speed dust collector motor.

The utility model adopts the following technical proposal:

the utility model provides a high-speed dust catcher motor, includes motor housing, base, fan housing and impeller, motor housing inside is equipped with pivot, stator and rotor, stator fixed connection in motor housing's inside, around being equipped with the magnetic ring on the rotor and being located between the stator, and coaxial coupling has the pivot, the pivot outside is equipped with the axle sleeve and is connected to through the bearing on the motor housing, the connection can be dismantled to base and motor housing bottom, impeller fixed connection to on the terminal surface of rotating shaft, simultaneously the fan housing is located the impeller is outside and fixed on the motor housing, form the air inlet runner between the rotor is outside and the motor housing is inside, works as when the impeller rotates, outside wind process the air intake of base lateral part gets into the back and flows through behind the air inlet runner follow the fan housing is gone up and is aired exhaust and is gone out.

Further, the impeller includes the base member, the base member outside is protruding gradually to the centre from all around, and the centre runs through the shaping and has the pillar, the shaping of base member outside has a plurality of blades of arranging along pillar axle center array, the blade is for warping the curved surface body, two simultaneously form scattered wind channel between the blade.

Furthermore, a plurality of connecting holes and air windows are arranged on the end face of the motor shell connected with the fan cover, the air windows are arranged outside the connecting holes in a circumferential array mode, the base columns penetrate through the connecting holes and are fixedly connected to the rotating shaft, the impeller rotates to form negative pressure, and air enters the air dispersing duct from the air windows to form a circulating air outlet system.

Furthermore, the outer surface of the motor shell is also provided with a plurality of buckling positions, the lower part of the motor shell is provided with connecting grooves vertically opposite to the buckling positions, and the base is buckled and fixed in the connecting grooves through convex columns.

Further, the fan housing includes the cover body, cover body top forms bellied vent, the bottom establish with buckle position matches the buckle of lock joint.

Furthermore, the cover body is also integrally formed with a flow guide vane, and the flow guide vane extends to the side part of the cover body.

Further, the guide vane is an arc-shaped vane.

The utility model has the advantages as follows:

the utility model discloses motor housing's inside and the outside air inlet runner that forms of rotor, inner structure is simple, and impeller work drives outside wind and effectively dispels the heat to inside spiral and circuit board, and very big degree is protected the motor, designs the water conservancy diversion leaf of fan housing and diffuser into integrated into one piece's structure, and the concentricity unanimous with the impeller is guaranteed in the assembly, and crooked scattered wind channel avoids blockking up and causes the air current different, also reduces air loss simultaneously and improves motor work efficiency.

[ description of the drawings ]

FIG. 1 is a schematic view of a high speed vacuum cleaner motor according to the present invention;

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

FIG. 3 is a schematic structural view of an impeller of the present invention;

fig. 4 is a schematic structural diagram of the fan housing of the present invention.

[ detailed description ] embodiments

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention will be further described in detail with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting of the invention.

Referring to fig. 1-4, a high-speed vacuum cleaner motor according to an embodiment of the present invention specifically includes a motor housing 1, a base 2, a fan housing 3 and an impeller 4, wherein a rotating shaft 5, a stator 6 and a rotor 7 are disposed inside the motor housing 1, the stator 6 is fixedly connected inside the motor housing 1, a magnetic ring is disposed on the rotor 7 and located between the stators 6, a rotating shaft 5 is coaxially connected to the rotor 7, a shaft sleeve 8 is disposed outside the rotating shaft 5 and connected to the motor housing 1 through a bearing 9, the base 2 is detachably connected to the bottom of the motor housing 1, the impeller 4 is fixedly connected to an end surface of the rotating shaft 5, the fan housing 3 covers the impeller 4 and is fixed to the motor housing 1, the internal structure of the motor housing 1 is simple, the manufacturing process is simple, the assembly is convenient and fast, an air inlet channel 101 is formed between the outside of the rotor 7 and the inside of the motor housing 1, when the rotating shaft 5 rotates, the impeller 4 is driven to work, negative pressure is formed inside the fan housing 3 by the impeller 4, external wind enters the motor housing 1 from an air inlet 201 formed between the outer circumferential surface of the base 2 and the motor housing 1, and then the internal hot air is emitted from the fan housing 3 through the air inlet flow passage 101.

As shown in fig. 3, the impeller 4 specifically includes a base 41, an outer surface of the base 41 gradually protrudes from the periphery to the middle, the outer surface is an arc surface, a cavity is formed inward at the lower portion of the base 41, a base column 42 is formed in the middle of the base 41 in a penetrating manner, a plurality of blades 43 arranged in an array manner along the axis of the base column 42 are formed outside the base 41, the blades 43 are twisted curved surfaces, the blades 43 extend clockwise from the top of the base to the bottom of the outer surface of the base 41, and meanwhile, an air-dispersing channel 44 is formed between the two blades 43, when the impeller 4 rotates, air is discharged from the air-dispersing channel 44, the air-discharging flow is high, and the heat-dissipating efficiency is.

Referring to fig. 2, in view of the above-mentioned preferred embodiment, a further scheme is that a connection hole 102 and an air window 103 are provided on an end surface of the motor housing 1 connected to the fan housing 3, the air window 103 is trapezoidal and has a plurality of circumferential arrays arranged outside the connection hole 102, the base pillar 42 passes through the connection hole 102 and is fixedly connected to the rotating shaft 5, at this time, the impeller 4 covers the air window 103, the air window 103 is communicated with the inside of the impeller 4, negative pressure is formed inside the fan housing 3 when the impeller 4 rotates, and the air window 103 and the air dispersing duct 44 form an air outlet system to discharge heat inside the motor housing 1.

As shown in fig. 2, the outer surface of the motor housing 1 is further provided with a plurality of fastening positions 104, the lower portion of the motor housing 1 is provided with a connecting groove 105 vertically opposite to the fastening positions 104, the base 2 is fastened in the connecting groove 105 through a protruding pillar 202 and fixed, and after the base 2 is connected to the motor housing 1, external impurities are prevented from entering the inside of the motor housing 1 to affect the operation of the rotating shaft 5, so that a safety protection effect is achieved.

As shown in fig. 4, the wind shield 3 includes a shield body 31, a raised vent 32 is formed at the top of the shield body 31, a buckle 33 is formed at the bottom and is matched and fastened with the buckle position 104, further, a guide vane 34 for diffusion is further arranged on the shield body 3, the guide vane 34 is integrally formed on the shield body 3, the guide vane 34 is an arc-shaped vane and extends from the inside of the shield body 3 to the side portion of the shield body 3, the guide vane 34 is arranged counterclockwise around the axis of the shield body 3, the shield body 3 is fastened on the buckle position 104 correspondingly according to the buckle, the impeller 4 is covered inside, after the impeller 4 works, external wind enters the wind inlet channel 101 from the wind inlet 201, blows heat dissipated by the winding wire and the driving circuit board in the motor housing 1 through the air dissipation channel 44, and finally is discharged from between the guide vane 34, the guide vane 34 and the wind shield 3 are of an integrally formed structure, and the wind shield 3 and the impeller 4 are installed to, the air flow loss is reduced in the working process, so that the heat dissipation efficiency is effectively improved, and the normal work of the motor is ensured.

The utility model has the advantages that:

It will be appreciated by those skilled in the art that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The embodiments disclosed above are therefore to be considered in all respects as illustrative and not restrictive. All changes which come within the scope of the invention or which are equivalent to the scope of the invention are embraced by the invention.

Claims

1. A high-speed vacuum cleaner motor, characterized in that: including motor housing, base, fan housing and impeller, inside pivot, stator and the rotor of being equipped with of motor housing, stator fixed connection in motor housing's inside, around being equipped with the magnetic ring on the rotor and being located between the stator, and coaxial coupling has the pivot, the pivot outside is equipped with the axle sleeve and is connected to through the bearing on the motor housing, the connection can be dismantled to base and motor housing bottom, impeller fixed connection to on the shaft end face, simultaneously the fan housing is located the impeller is outside and fixed to on the motor housing, form the air inlet runner between the rotor is outside and the motor housing is inside, work as when the impeller rotates, outside wind process flow through after the air intake of base lateral part gets into the air inlet runner is followed the effluvium of airing exhaust on the fan housing.

2. A high speed cleaner motor according to claim 1, wherein: the impeller comprises a base body, the outer portion of the base body is gradually protruded from the periphery to the middle, a base column penetrates through the middle of the base body, a plurality of blades arranged along the axis of the base column in an array mode are formed on the outer portion of the base body, the blades are twisted curved bodies, and meanwhile, air dispersing channels are formed between the blades.

3. A high speed cleaner motor according to claim 2, wherein: the motor shell and the end face connected with the fan cover are provided with a plurality of connecting holes and a plurality of air windows, the air windows are arranged outside the connecting holes in a circumferential array mode, the base columns penetrate through the connecting holes and are fixedly connected to the rotating shaft, the impeller rotates to form negative pressure, and air enters the air dispersing duct from the air windows to form a circulating air outlet system.

4. A high speed cleaner motor according to claim 3, wherein: the motor comprises a motor shell, a base and a plurality of buckling positions, wherein the outer surface of the motor shell is further provided with the buckling positions, the lower portion of the motor shell is provided with connecting grooves vertically opposite to the buckling positions, and the base is buckled and fixed in the connecting grooves through convex columns.

5. A high speed cleaner motor according to claim 4, wherein: the fan housing comprises a housing body, wherein a raised vent is formed at the top of the housing body, and a buckle matched and buckled with the buckle position is arranged at the bottom of the housing body.

6. A high speed cleaner motor according to claim 5, wherein: the cover body is also integrally formed with a flow guide vane which extends to the side part of the cover body.

7. A high speed cleaner motor according to claim 6, wherein: the guide vane is an arc-shaped vane.