CN212463012U

CN212463012U - Ternary fan blade radiator for high-speed motor

Info

Publication number: CN212463012U
Application number: CN202021176583.0U
Authority: CN
Inventors: 谢永攀; 余习猛; 姜成虎; 陈志雄
Original assignee: Huanggang Pilot Marine Equipment Co ltd; Huanggang Tianyuan Technology Co ltd
Current assignee: Huanggang Pilot Marine Equipment Co ltd; Huanggang Tianyuan Technology Co ltd
Priority date: 2020-06-23
Filing date: 2020-06-23
Publication date: 2021-02-02
Anticipated expiration: 2030-06-23

Abstract

The utility model discloses a ternary fan blade radiator for high-speed motor, which comprises a motor body, motor body's afterbody end cover outer fringe fixedly connected with motor tail cover, a plurality of inlet ports have been seted up at the center of motor tail cover, the inside wall fixedly connected with kuppe of motor tail cover, and a plurality of inlet ports are located the inlet port of kuppe, motor body's motor shaft fixedly connected with ternary heat dissipation fan blade. The utility model discloses the flow direction of blowing is under the drainage of kuppe, provides position restraint and runner for the fan blade admits air, and again in the high-speed rotation through the fan blade, provides the pressure flow direction, and the heat dissipation muscle grid groove of flow direction motor housing has played a stable wind channel and has moved towards to the stable heat dissipation of air current flow direction lasts, consequently, the great reinforcing of motor housing heat dissipation capacity.

Description

Ternary fan blade radiator for high-speed motor

Technical Field

The utility model relates to a radiator technical field especially relates to a ternary fan blade radiator for high-speed motor.

Background

The high-speed motor on the existing fan adopts an air cooling mode, the surface of the high-speed motor adopts a cooling radiating rib grid mode to increase the radiating area, and a fan is required to be added at the closed end of the motor to increase the radiating effect, so that the volume and the mass of the air cooling motor are large.

At present, the existing market can be used for the heat dissipation device of the high-speed motor, generally all adopt the additional heat dissipation fan, and the power supply is as follows: the 220V or 380V external axial flow fan blade (with tail cover) has inconsistent rotating speed with the motor, generally has constant speed and can not be adjusted, has the condition of overlarge or undersize heat dissipation air quantity, increases the length size of the motor, needs to supply power in addition, and is not suitable for use occasions with strict requirements on motor vibration, installation space, power supply or environmental conditions (electromagnetic compatibility and the like).

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problems existing in the prior art and providing a ternary fan blade radiator for high-speed motor.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a ternary fan blade radiator for a high-speed motor comprises a motor body, wherein a motor tail cover is fixedly connected to the outer edge of an end cover at the tail part of the motor body, a plurality of air inlets are formed in the center of the motor tail cover, a flow guide cover is fixedly connected to the inner side wall of the motor tail cover, the plurality of air inlets are located in the air inlets of the flow guide cover, and a motor shaft of the motor body is fixedly connected with a ternary radiating fan blade; the ternary heat dissipation fan blade comprises a tail disc, a plurality of fan blades and a center hole formed in the tail disc, and the fan blades are fixedly connected to the outer side wall of the tail disc in an annular mode.

Preferably, the inner diameter of the air inlet of the air guide sleeve is larger than the inner diameter of the air outlet.

Preferably, the outer edge of the air inlet of the air guide sleeve is fixed on the inner side wall of the motor tail cover through a plurality of fixing screws.

Preferably, the outer edge of the air inlet of the air guide sleeve is welded on the inner side wall of the motor tail cover.

Preferably, the ternary heat dissipation fan blade is a ternary fan blade, and the shape of the fan blade is in a backward type twisted state.

Preferably, the central hole has a square groove and a circular groove.

The utility model has the advantages that:

the flow direction of blowing is under the drainage of kuppe, for the fan blade admits air and provides position restraint and runner, again in the high-speed rotation through the fan blade, provides the pressure flow direction, and the heat dissipation muscle grid groove of flow direction motor housing has played a stable wind channel trend to the stable heat dissipation of air current flow direction lasts, consequently, the great reinforcing of motor housing heat dissipation capacity, respond well, the following problem that the rotation motor exists in avoiding current simultaneously: most of the materials are plastics, the structure is simple, the shock vibration is not resisted, extra power supply is needed, the length of the motor is increased, the overall vibration cannot be further reduced, and the adaptability to the use environment condition is poor.

Drawings

Fig. 1 is a schematic structural view of a three-element fan blade radiator for a high-speed motor according to the present invention;

fig. 2 is a schematic front structure view of a motor tail cover in a three-element fan blade radiator for a high-speed motor according to the present invention;

fig. 3 is a cross-sectional view of a dome in a three-element fan blade radiator for a high-speed motor according to the present invention;

fig. 4 is a schematic front structure view of a fan blade in a three-element fan blade radiator for a high-speed motor according to the present invention;

fig. 5 is the utility model provides a vertical cross-sectional view of fan blade in ternary fan blade radiator for high-speed motor.

In the figure: the motor comprises a motor body 1, a first mounting screw 2, a motor tail cover 3, an air inlet 4, a flow guide cover 5, a ternary heat dissipation fan blade 6, a tail disc 61, a fan blade 62, a central hole 63, a square groove 63A, a circular groove 63B, a second mounting screw 7 and a fixing screw 8.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only 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 therefore, should not be construed as limiting the present invention.

Referring to fig. 1-5, a ternary fan blade radiator for a high-speed motor comprises a motor body 1, wherein the outer edge of a tail end cover of the motor body 1 is fixedly connected with a motor tail cover 3, further, the motor tail cover 3 can be fixed on the outer edge of the tail end cover of the motor body 1 through a first mounting screw 2 or directly welded, a plurality of air inlets 4 are formed in the center of the motor tail cover 3, referring to fig. 2, the air inlets 4 are square openings or circular holes, the air inlets 4 achieve a filtering effect in an air inlet process, a flow guide cover 5 is fixedly connected to the inner side wall of the motor tail cover 3, the air inlets 4 are located in the air inlets of the flow guide cover 5, a motor shaft of the motor body 1 is fixedly connected with a ternary heat dissipation fan blade 6, and the specific fixing mode of the ternary heat dissipation fan blade 6 can be achieved through;

further, referring to fig. 1 and 3, the inner diameter of the air inlet of the air guide sleeve 5 is larger than the inner diameter of the air outlet, and the arrangement is such that the air guide constraint is performed on the sucked air flow, and the constrained air flow is completely acted on the ternary heat dissipation fan blade 6, wherein the air pressure of the outside air is continuously increased as the air inlet of the air guide sleeve 5 is larger than the air outlet, but the air outlet of the air guide sleeve 5 corresponds to the fan 6, and the ternary heat dissipation fan blade 6 disperses the air pressure to the peripheral side, so that the design can reduce the air noise caused by the excessive air pressure when the air flow passes through the air guide sleeve 5;

it should be added that: the installation mode of the air guide sleeve 5 and the motor tail cover 3 can be as follows:

1. the outer edge of the air inlet of the air guide sleeve 5 is fixed on the inner side wall of the motor tail cover 3 through a plurality of fixing screws 8, and the air guide sleeve 5 is fixed on the motor tail cover 3 through the fixing screws 8, so that the air guide sleeve 5 is convenient to detach, and the air guide sleeve 5 is convenient to replace;

2. the outer edge of the air inlet of the air guide sleeve 5 is welded on the inner side wall of the motor tail cover 3, the air guide sleeve 5 is fixed on the motor tail cover 3 in a welding mode, the air guide sleeve 5 is guaranteed to be stable all the time, and the problem of looseness is avoided.

Referring to fig. 1, 4 and 5, the ternary heat dissipation fan blade 6 includes a tail disc 61, a plurality of fan blades 62 and a center hole 63 disposed on the tail disc 61, the fan blades 62 are fixedly connected to the outer side wall of the tail disc 61 in an annular shape, further, the fan blades 62 are fixed by welding or screwing, the center hole 63 is a square groove 63A and a circular groove 63B, wherein the motor shaft of the motor body 1 is connected by the square groove 63A without key fitting, when the second mounting screw 7 is used, the second mounting screw 7 passes through the circular groove 63B and is connected with the motor shaft of the motor body 1, and the tail of the second mounting screw 7 abuts against the outer side wall of the tail disc 61, wherein the ternary heat dissipation fan blade 6 is made of aluminum or the like and is integrally disposed with the fan blades 62 through the tail disc 61, rather than the conventional problem of impact vibration resistance caused by plastic;

further, the fan blades 62 are three-element fan blades, and the shape of the fan blades 62 is in a backward twisted state, so that the airflow can flow outwards through the fan blades 62.

The working principle of the utility model is as follows:

the tail disc 61 is driven to rotate when the motor shaft of the motor body 1 rotates, and then the fan blades 62 on the tail disc are driven to rotate, inner sucked air flow can be generated by rotation of the fan blades 62, the air flow sequentially flows to the fan blades 62 through the air inlet holes 4 and the air guide cover 5, the air flow flowing to the fan blades 62 enters a space between the air guide cover 5 and the motor tail cover 3 and flows out from a gap between the motor tail cover 3 and the motor body 1, the outward flowing air flow is blocked by the solid end part of the rib grids on the outer side wall of the motor 1, the outward flowing air flow from the gap between the motor tail cover 3 and the motor body 1 horizontally flows out along a channel between two adjacent rib grids, a stable air channel trend is achieved, stable heat dissipation of the air flow direction is continuous, and therefore heat dissipation of the motor shell is greatly enhanced.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A ternary fan blade radiator for a high-speed motor comprises a motor body (1) and is characterized in that the outer edge of a tail end cover of the motor body (1) is fixedly connected with a motor tail cover (3), a plurality of air inlets (4) are formed in the center of the motor tail cover (3), the inner side wall of the motor tail cover (3) is fixedly connected with a flow guide cover (5), the plurality of air inlets (4) are located in the air inlets of the flow guide cover (5), and a motor shaft of the motor body (1) is fixedly connected with a ternary heat dissipation fan blade (6);

the three-element heat dissipation fan blade (6) comprises a tail disc (61), a plurality of fan blades (62) and a center hole (63) formed in the tail disc (61), wherein the fan blades (62) are fixedly connected to the outer side wall of the tail disc (61) in an annular mode.

2. The three-element fan blade radiator for the high-speed motor as claimed in claim 1, wherein the inner diameter of the air inlet of the air guide sleeve (5) is larger than the inner diameter of the air outlet.

3. The three-element fan blade radiator for the high-speed motor, as recited in claim 1, wherein the outer edge of the air inlet of the air guide sleeve (5) is fixed on the inner side wall of the motor tail cover (3) through a plurality of fixing screws (8).

4. The three-element fan blade radiator for the high-speed motor is characterized in that the outer edge of an air inlet of the air guide sleeve (5) is welded on the inner side wall of the motor tail cover (3).

5. The ternary blade radiator for the high-speed motor, according to claim 1, is characterized in that the blades (62) are ternary blades, and the blade shape of the blades (62) is in a backward twisted state.

6. The three-element fan blade radiator for the high-speed motor as claimed in claim 1, wherein the central hole (63) is a square groove (63A) and a circular groove (63B).