CN220308607U - Blower and cooling mechanism thereof - Google Patents

Abstract

The utility model belongs to the technical field of blower electrical appliances, and particularly relates to a blower and a cooling mechanism thereof. The utility model provides a blower and a cooling mechanism thereof, wherein a plurality of air inlet holes are formed in an outer shell, so that the air flow entering amount of a motor during blowing is increased, and the air speed of the blower is increased.

Description

Blower and cooling mechanism thereof

Technical Field

The utility model belongs to the technical field of blower appliances, and particularly relates to a blower and a cooling mechanism thereof.

Background

A blower, particularly a hot air blower, is a household appliance commonly used to have a drying function. In the prior art, the motor assembly of the rear air intake type hair dryer is positioned at the rear end of the body of the hair dryer and sucks air from the rear end, and the sucked air flows out of the body after passing through the body of the hair dryer or flows out after passing through an additional air nozzle. The existing blower adopts the air inlet mode, but the central flow speed of the air flow in the blower is low due to the influence of the central motor component, and the high temperature generated during the operation of the motor is not easy to be scattered, so that the service life of the motor is influenced.

Disclosure of Invention

The utility model aims to provide a blower and a cooling mechanism thereof, and aims to solve the technical problems that in the prior art, the central flow speed of air flow in the blower is low, high temperature generated during the operation of a motor is not easy to spread, and the service life of the motor is influenced.

In order to achieve the above object, an embodiment of the present utility model provides a blower, including an outer casing and an inner casing, where the outer casing is sleeved outside the inner casing and is connected with the inner casing, and further includes a bracket, where the inner casing is disposed in the bracket and is connected with the bracket, a motor base is connected to an inner side of the inner casing, a motor is mounted on the motor base, an air outlet cylinder is disposed on one side of the motor, the air outlet cylinder is connected to an inner side of the inner casing, a plurality of flow dividing sheets are connected to a top of the air outlet cylinder, an air flow is sucked by an input end of the motor, and an air flow is blown out by an output end of the motor and flows out sequentially through the air outlet cylinder and the flow dividing sheets, a positioning cylinder is connected to a top of the air outlet cylinder, and a hollow channel of the air outlet cylinder coincides with a hollow channel of the positioning cylinder.

As an alternative scheme of the utility model, one end of the outer shell, which is close to the bracket, is provided with a plurality of air inlet holes, and the air inlet holes are uniformly distributed on the side surface of the outer shell.

As an alternative scheme of the utility model, the inner shell comprises a first inner shell and a second inner shell, the first inner shell and the second inner shell are arranged in parallel and opposite, and the first inner shell is connected with the second inner shell.

As an alternative scheme of the utility model, a plurality of the flow dividing sheets are arranged and uniformly distributed on the inner side of the air outlet cylinder.

As an alternative scheme of the utility model, the inner side of the inner shell is connected with a circuit board, the circuit board is connected with a control button, and the control button and the motor are electrically connected with the circuit board.

As an alternative scheme of the utility model, one end of the motor, which is close to the air outlet cylinder, is provided with a plurality of air outlets, the air outlets are uniformly arranged in the motor, and the air outlets are opposite to the hollow channel of the air outlet cylinder.

As an alternative scheme of the utility model, a wire is connected to the bracket, one end of the wire is electrically connected with the circuit board, and the other end of the wire extends out of the bracket.

Based on the same inventive concept, the application also provides a cooling mechanism of the blower, wherein the cooling mechanism comprises an outer cooling cylinder and an inner cooling cylinder, and the outer cooling cylinder is sleeved outside the inner cooling cylinder.

As an alternative scheme of the utility model, an outer cooling groove is arranged on the side surface of the outer cooling cylinder, and one end of the outer cooling groove is communicated with the outer cooling cylinder.

As an alternative scheme of the utility model, the side surface of the inner cooling cylinder is provided with an inner cooling groove, the inner cooling groove is overlapped with the outer cooling groove, the bottom of the inner cooling cylinder is provided with a positioning column, the positioning column is connected with the positioning cylinder, and the cooling mechanism is fixed on the blower through the positioning column.

The blower and the cooling mechanism thereof provided by the embodiment of the utility model have at least one of the following technical effects:

the utility model provides a blower and a cooling mechanism thereof, the blower comprises an outer shell and an inner shell, wherein the outer shell is sleeved on the outer side of the inner shell and is connected with the inner shell, the blower further comprises a bracket, the inner shell is arranged in the bracket and is connected with the bracket, the inner side surface of the inner shell is connected with a motor seat, a motor is arranged on the motor seat, one side of the motor is provided with an air outlet cylinder, the air outlet cylinder is connected to the inner side of the inner shell, the top of the air outlet cylinder is connected with a plurality of flow dividing sheets, the input end of the motor sucks air flow, the output end of the motor blows air flow and flows out through the air outlet cylinder and the flow dividing sheets in sequence, the top of the air outlet cylinder is connected with a positioning cylinder, a hollow channel of the air outlet cylinder coincides with a hollow channel of the positioning cylinder, and a plurality of air inlet holes are formed in the outer shell, so that the air inlet quantity of the blower is increased, the air speed of the blower is increased, the air outlet of the motor is arranged at the end of the inner shell, the air outlet cylinder is reduced to the greatest extent when the air outlet is discharged, the air outlet of the motor is close to the air outlet cylinder, the air outlet of the motor is just opposite to the air outlet cylinder, and the air outlet loss of the blower is reduced, so that the air speed of the blower is further increased; because the air blower top is connected with cooling body, cooling body includes outer cooling cylinder and interior cooling cylinder, and outer cooling cylinder side is equipped with outer cooling tank, outer cooling tank one end and outer cooling cylinder intercommunication, and interior cooling cylinder side is equipped with interior cooling tank, interior cooling tank and outer cooling tank coincidence, and during the air blower work, the motor work produces high temperature, and through interior cooling tank and outer cooling tank emission, simultaneously because the shell body bottom is equipped with a plurality of fresh air inlet, can further distribute the high temperature that the motor work produced to the life of motor has been improved.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments or the description of the prior art will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic structural diagram of a blower according to an embodiment of the present utility model.

Fig. 2 is a schematic structural diagram of a cooling mechanism of a blower according to an embodiment of the present utility model.

Fig. 3 is an exploded view of a cooling mechanism of a blower according to an embodiment of the present utility model.

Fig. 4 is a schematic structural diagram of a blower and a cooling mechanism thereof according to an embodiment of the present utility model.

Fig. 5 is a schematic structural diagram of a blower and a cooling mechanism thereof according to an embodiment of the present utility model, wherein an outer casing and an inner casing are omitted.

Fig. 6 is a side view of a blower and its cooling mechanism according to an embodiment of the present utility model.

Fig. 7 is a cross-sectional view taken along A-A in fig. 6.

Fig. 8 is an exploded view of a blower and a cooling mechanism thereof according to an embodiment of the present utility model.

Fig. 9 is a schematic structural diagram of a cooling mechanism of a blower according to a second embodiment of the present utility model.

Fig. 10 is an exploded view of a cooling mechanism of a blower according to a second embodiment of the present utility model.

Fig. 11 is a schematic structural diagram of a cooling mechanism of a blower according to a third embodiment of the present utility model.

Fig. 12 is a schematic structural diagram of a cooling mechanism of a blower according to a fourth embodiment of the present utility model.

Fig. 13 is an exploded view of a cooling mechanism of a blower according to a fourth embodiment of the present utility model.

Wherein, each reference sign in the figure:

1. an outer housing; 2. an inner housing; 3. a bracket; 4. an air outlet cylinder; 5. a positioning cylinder; 6. a cooling mechanism;

11. an air inlet hole;

21. a motor base; 22. a motor; 23. a first inner housing; 24. a second inner housing; 25. a circuit board; 26. a control button; 27. an air outlet; 28. a wire;

41. a diverter blade;

61. an outer cooling cylinder; 62. an inner cooling cylinder; 63. a heat dissipation frame; 64. a heat sink; 65. a heat dissipation cylinder; 66. an inner heat-dissipating cylinder; 67. an outer heat-dissipating cylinder;

611. an outer cooling tank;

621. an inner cooling tank; 622. positioning columns;

631. an inner heat dissipation frame; 632. an outer heat dissipation frame;

651. a heat radiation hole;

661. an inner heat sink;

671. an outer heat sink.

Detailed Description

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are exemplary and intended to illustrate embodiments of the utility model and should not be construed as limiting the utility model. In the description of the embodiments of the present utility model, it should be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate description of the embodiments of the present utility model and simplify description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the embodiments of the present utility model, the meaning of "plurality" is two or more, unless explicitly defined otherwise.

In the embodiments of the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured" and the like are to be construed broadly and include, for example, either permanently connected, removably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the embodiments of the present utility model will be understood by those of ordinary skill in the art according to specific circumstances.

Embodiment one:

in one embodiment of the present utility model, as shown in fig. 1 to 8, a blower is provided, which comprises an outer casing 1 and an inner casing 2, wherein the outer casing 1 is sleeved outside the inner casing 2 and is fixedly connected with the inner casing 2, and further comprises a bracket 3, the inner casing 2 is arranged in the bracket 3 and is connected with the bracket 3, a motor seat 21 is fixedly connected with the inner side surface of the inner casing 2, a motor 22 is installed on the motor seat 21, one side of the motor 22 is provided with an air outlet cylinder 4, the air outlet cylinder 4 is fixedly connected with the inner side of the inner casing 2, the top of the air outlet cylinder 4 is fixedly connected with a plurality of flow dividing sheets 41, the input end of the motor 22 sucks air flow, the output end of the motor 22 blows air flow, and the air flow flows out through the air outlet cylinder 4 and the flow dividing sheets 41 in sequence, the top of the air outlet cylinder 4 is fixedly connected with a positioning cylinder 5, and the hollow channel of the air outlet cylinder 4 coincides with the hollow channel of the positioning cylinder 5. The utility model provides a blower and a cooling mechanism 6 thereof, wherein a plurality of air inlet holes 11 are formed in an outer shell 1, so that the air flow entering amount of a motor 22 during blowing is increased, the air speed of the blower is increased, the motor 22 is arranged at the end part of an inner shell 2, the air flow blocking is reduced to the greatest extent during air outlet, the air outlet end of the motor 22 is adjacent to an air outlet cylinder 4, an air outlet 27 of the motor 22 faces the air outlet cylinder 4, and the air flow loss is reduced, so that the air speed of the blower is further increased; because the blower top is connected with cooling mechanism 6, cooling mechanism 6 includes outer cooling cylinder 61 and interior cooling cylinder 62, outer cooling cylinder 61 side is equipped with outer cooling tank 611, outer cooling tank 611 one end and outer cooling cylinder 61 intercommunication, interior cooling cylinder 62 side is equipped with interior cooling tank 621, interior cooling tank 621 coincides with outer cooling tank 611, during the blower work, motor 22 work produces high temperature, send through interior cooling tank 621 and outer cooling tank 611, simultaneously because the shell body 1 bottom is equipped with a plurality of fresh air inlet 11, can further distribute the high temperature that motor 22 work produced, thereby motor 22's life has been improved.

In another embodiment of the present utility model, the outer casing 1 of the blower is provided with a plurality of air inlet holes 11 near one end of the bracket 3, and the plurality of air inlet holes 11 are uniformly distributed on the side surface of the outer casing 1, so that the air flow entering amount when the motor 22 blows is increased, and the blower wind speed is increased, and meanwhile, the air inlet holes 11 can emit high temperature generated by the operation of the motor 22, so that the service life of the motor 22 is prolonged. In another embodiment of the present utility model, the inner housing 2 of the blower includes a first inner housing 23 and a second inner housing 24, the first inner housing 23 and the second inner housing 24 are disposed in parallel and opposite to each other, the first inner housing 23 and the second inner housing 24 are fixedly connected, the first inner housing 23 and the second inner housing 24 are both in a sheet shape, and a hollow channel is formed after the first inner housing 23 and the second inner housing 24 are connected, so that air intake and air exhaust of the motor 22 can be smoothly performed.

In another embodiment of the present utility model, the plurality of the splitter blades 41 of the blower are uniformly distributed inside the air outlet duct 4, and when the motor 22 blows air, the air flow is sucked from the air inlet 11, blown out from the air outlet 27, passes through the air outlet duct 4, and uniformly split out through the splitter blades 41.

In another embodiment of the present utility model, a circuit board 25 is fixedly connected to the inner side of the inner housing 2 of the blower, a control button 26 is connected to the circuit board 25, the control button 26 and the motor 22 are electrically connected to the circuit board 25, and the start and stop and the gear of the blower can be controlled by the control button 26 to meet different use requirements.

In another embodiment of the present utility model, a plurality of air outlets 27 are arranged at one end of the motor 22 close to the air outlet barrel 4 of the blower, the plurality of air outlets 27 are uniformly arranged in the motor 22, the air outlets 27 are opposite to the hollow channel of the air outlet barrel 4, when the motor 22 blows air, air is taken in from the air inlet hole 11 and blown out from the air outlets 27, and as the air outlets 27 of the motor 22 are opposite to the air outlet barrel 4, the air flow loss is reduced, so that the blower speed is further increased.

In another embodiment of the present utility model, the support 3 of the blower is connected with a wire 28, one end of the wire 28 is electrically connected with the circuit board 25, and the other end extends out of the support 3, and after the wire 28 is connected with a power source, the motor 22 and the circuit board 25 are powered. Based on the same inventive concept, the present application also provides a cooling mechanism 6 of a blower, wherein the cooling mechanism 6 comprises an outer cooling cylinder 61 and an inner cooling cylinder 62, the outer cooling cylinder 61 is sleeved outside the inner cooling cylinder 62, wherein the outer cooling cylinder 61 is matched with the inner cooling cylinder 62 in shape and size, and thus the outer cooling cylinder 61 can be sleeved outside the inner cooling cylinder 62.

In another embodiment of the present utility model, the side of the outer cooling cylinder 61 of the cooling mechanism 6 is provided with an outer cooling groove 611, one end of the outer cooling groove 611 is communicated with the outer cooling cylinder 61, and the outer cooling groove 611 can accelerate the airflow to accelerate the dissipation of the high temperature generated during the operation of the motor 22.

In another embodiment of the present utility model, the side surface of the inner cooling cylinder 62 of the cooling mechanism 6 is provided with an inner cooling groove 621, the inner cooling groove 621 coincides with the outer cooling groove 611, so that air flow can be ensured, and the outer cooling groove 611 and the inner cooling groove 621 accelerate the dissipation of high temperature generated when the motor 22 works, thereby prolonging the service life of the motor 22; the bottom of the inner cooling cylinder 62 is provided with a positioning column 622, and the positioning column 622 is connected with the positioning cylinder 5 in a plug-in manner, so that the cooling mechanism 6 is fixed on the blower through the positioning column 622.

Embodiment two:

as shown in fig. 9 to 10, in the present embodiment, the cooling mechanism 6 of the blower includes a cooling frame 63 and cooling fins 64, the bottom of the cooling frame 63 is fixed on the positioning cylinder 5 of the blower, so that the cooling mechanism 6 is fixed on the blower, the cooling fins 64 are provided in plurality and uniformly attached and fixed on the outer side surface of the cooling frame 63, wherein the cooling frame 63 includes an inner cooling frame 631 and an outer cooling frame 632, the outer cooling frame 632 is sleeved on the outer side of the inner cooling frame 631, the cooling fins 64 are fixedly attached on the outer side of the outer cooling frame 632, and the high temperature generated during the operation of the motor 22 is accelerated by the cooling mechanism 6, so that the service life of the motor 22 is prolonged. The rest of the present embodiment is the same as the first embodiment, and the unexplained features in the present embodiment are all explained by the first embodiment, and are not described here again.

Embodiment III:

as shown in fig. 11, in this embodiment, the cooling mechanism 6 of the blower includes a heat dissipation cylinder 65, and the bottom of the heat dissipation cylinder 65 is fixedly connected with the positioning cylinder 5 of the blower, so that the cooling mechanism 6 is fixed to the blower, a plurality of heat dissipation holes 651 are formed in the side surface of the heat dissipation cylinder 65, the heat dissipation holes 651 are uniformly distributed in the side surface of the heat dissipation cylinder, and the heat dissipation holes 651 are arranged to accelerate the high temperature generated when the motor 22 works, so that the service life of the motor 22 is prolonged. The rest of the embodiments are the same as the first embodiment, and the unexplained features in this embodiment are all explained by the first embodiment, and are not described here again.

Embodiment four:

as shown in fig. 12 to 13, in the present embodiment, the cooling mechanism 6 of the blower includes an inner cooling cylinder 66 and an outer cooling cylinder 67, the bottom of the inner cooling cylinder 66 is fixedly connected with the positioning cylinder 5 of the blower, so that the cooling mechanism 6 is fixed to the blower, the inner cooling cylinder 66 is provided with an inner cooling groove 661, the outer cooling cylinder 67 is provided with an outer cooling groove 671, the inner cooling groove 661 is abutted against the outer cooling groove 671, and a cooling channel is formed, so that the high temperature generated during the operation of the motor 22 is accelerated, and the service life of the motor 22 is prolonged. The rest of the present embodiment is the same as the first embodiment, and the unexplained features in the present embodiment are all explained by the first embodiment, and are not described here again.

The utility model provides a blower and a cooling mechanism 6 thereof, wherein a plurality of air inlet holes 11 are formed in an outer shell 1, so that the air flow entering amount of a motor 22 during blowing is increased, the air speed of the blower is increased, the motor 22 is arranged at the end part of an inner shell 2, the air flow blocking is reduced to the greatest extent during air outlet, the air outlet end of the motor 22 is adjacent to an air outlet cylinder 4, an air outlet 27 of the motor 22 faces the air outlet cylinder 4, and the air flow loss is reduced, so that the air speed of the blower is further increased; because the blower top is connected with cooling mechanism 6, cooling mechanism 6 includes outer cooling cylinder 61 and interior cooling cylinder 62, outer cooling cylinder 61 side is equipped with outer cooling tank 611, outer cooling tank 611 one end and outer cooling cylinder 61 intercommunication, interior cooling cylinder 62 side is equipped with interior cooling tank 621, interior cooling tank 621 coincides with outer cooling tank 611, during the blower work, motor 22 work produces high temperature, send through interior cooling tank 621 and outer cooling tank 611, simultaneously because the shell body 1 bottom is equipped with a plurality of fresh air inlet 11, can further distribute the high temperature that motor 22 work produced, thereby motor 22's life has been improved.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the utility model.

Claims (10)

1. The utility model provides a hair drier, includes shell body and inner shell body, the shell body cover is located the inner shell body outside, and with the inner shell body is connected, its characterized in that still includes the support, the inner shell body is located in the support, and with leg joint, the inner shell medial surface is connected with the motor cabinet, install the motor on the motor cabinet, motor one side is equipped with out the dryer, go out the dryer connect in the inner shell body is inboard, it is connected with a plurality of splitter blades to go out the dryer top, and the motor input inhales the air current, and the motor blows out the air current to flow through play dryer, splitter blade outflow in proper order, it is connected with the positioning cylinder to go out the dryer top, go out the hollow channel of dryer with the hollow channel coincidence of positioning cylinder.

2. A hair dryer according to claim 1, wherein said outer housing has a plurality of air inlet openings at an end thereof adjacent to the support, said air inlet openings being uniformly distributed on a side of said outer housing.

3. A hair dryer according to claim 1, wherein said inner housing comprises a first inner housing and a second inner housing, said first inner housing being disposed in parallel opposition to said second inner housing, said first inner housing being connected to said second inner housing.

4. A hair dryer according to claim 1, wherein said splitter is provided in plurality and is uniformly distributed inside said air outlet duct.

5. The hair dryer of claim 1, wherein a circuit board is connected to the inner side of the inner housing, a control button is connected to the circuit board, and the control button and the motor are electrically connected to the circuit board.

6. The blower of claim 1, wherein a plurality of air outlets are formed in an end of the motor adjacent to the air outlet duct, the plurality of air outlets being uniformly formed in the motor, and the air outlets being opposite to the hollow passage of the air outlet duct.

7. A hair dryer according to claim 5, wherein said support is connected to a wire, one end of said wire being electrically connected to said circuit board and the other end of said wire extending from said support.

8. A cooling mechanism for a blower, based on any one of claims 1-7, characterized in that the cooling mechanism comprises an outer cooling cylinder and an inner cooling cylinder, the outer cooling cylinder being sleeved outside the inner cooling cylinder.

9. The blower cooling mechanism of claim 8, wherein the outer cooling cylinder is provided with an outer cooling groove on a side surface thereof, and wherein one end of the outer cooling groove is in communication with the outer cooling cylinder.

10. The cooling mechanism of a blower according to claim 9, wherein an inner cooling groove is provided on a side surface of the inner cooling cylinder, the inner cooling groove coincides with the outer cooling groove, a positioning column is provided at a bottom of the inner cooling cylinder, the positioning column is connected with the positioning cylinder, and the cooling mechanism is fixed on the blower through the positioning column.