CN213344661U

CN213344661U - Portable electric fan

Info

Publication number: CN213344661U
Application number: CN202022112228.3U
Authority: CN
Inventors: 庞鸿靖
Original assignee: Guangdong Chuangdian Intelligent Technology Co Ltd
Current assignee: Guangdong Chuangdian Intelligent Technology Co Ltd
Priority date: 2020-09-24
Filing date: 2020-09-24
Publication date: 2021-06-04
Anticipated expiration: 2030-09-24

Abstract

The utility model provides a portable electric fan, including outside casing, be provided with fan unit outside the casing inside and be located outside casing lower extreme, be provided with down the heating element in fan unit's top, the outside of sending the heating element is provided with a thermal-insulated section of thick bamboo, just be located the thermal-insulated section of thick bamboo inboard and be provided with at least a set of heater, the upper portion of outside casing is provided with out the wind lid, send the heating element including the base that generates heat, the intermediate part of the base that generates heat is provided with down the heating wire seat, and the upper portion of lower heating wire seat is provided with down the heating wire, and the outside of heating wire is provided with the heat conduction cover under, be provided with a plurality of ventilation hole on the base. The fan cover, the heating base and the heat insulation barrel form an air channel, heat generated by the lower heating wire and the upper heating wire is concentrated in the heat insulation barrel, heat generated by the lower heating wire and the upper heating wire in the heat insulation barrel is blown to the air outlet, and the heat cannot be dissipated outwards through the heat insulation barrel.

Description

Portable electric fan

Technical Field

The utility model provides an electric fan technical field specifically is a portable electric fan.

Background

Electric fan, also known as electric wind blows, is one of the household electrical appliances, and the heater strip that current electric wind blows is generally fixed on a metal covering, and the heat transfer performance of metal covering is good, blows the use in the electric wind, and the heat can outwards give off along with the metal covering, often can cause the shell to generate heat, leads to the heat to run off, and current electric fan adopts the mode of cut straightly usefulness basically, uses inconveniently under the no power state.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model provides a portable electric fan.

The utility model adopts the technical proposal that:

a portable electric fan comprises a left lower shell and a right lower shell, wherein the left lower shell and the right lower shell form a lower shell, and a left upper shell and a right upper shell which form an upper shell, the upper shell and the lower shell form an outer shell, a fan assembly is arranged in the outer shell and at the lower end of the outer shell, a lower heating assembly is arranged above the fan assembly, a heat insulation cylinder is arranged at the outer side of the lower heating assembly, at least one group of upper heating wires are arranged at the upper part of the heat insulation cylinder and at the inner side of the heat insulation cylinder, an air outlet cover is arranged at the upper part of the outer shell,

the lower heating component comprises a heating base, a lower heating wire seat is arranged in the middle of the heating base, a lower heating wire is arranged at the upper part of the lower heating wire seat, a heat conducting sleeve is arranged at the outer side of the lower heating wire, a plurality of ventilation holes are arranged on the heating base,

the lower part of the heating base is connected with a fan cover arranged on the fan assembly.

Furthermore, a battery device is arranged at the lower part of the lower heating wire seat and is connected with the lower heating wire, the upper heating wire and the fan assembly.

Furthermore, the fan assembly comprises a fan sleeve, a motor seat is embedded in the lower portion of the fan sleeve, the fan is fixed to the upper portion of the fan sleeve, the motor is fixed in the motor seat, and the motor is connected with the fan.

Furthermore, the edge of the heating base is provided with a plurality of fixing holes, and the fixing holes are fixed with a plurality of fixing columns arranged at the lower part of the heat insulation cylinder.

Furthermore, an inner bushing is arranged on the upper part of the heat insulation cylinder and outside the heat insulation cylinder, the lower end of the inner bushing is arranged outside the heat insulation cylinder, and the upper part of the inner bushing is fixed in the upper left shell.

The utility model discloses a set up a portable electric fan machine, electric fan machine adopts battery powered, can conveniently use at any time, and send the heating element and all set up in a thermal-insulated section of thick bamboo with last heater, this thermal-insulated section of thick bamboo adopts ceramic material, ceramic heat-proof quality is good, can concentrate the heat that sends the heating element and go up the heater and produce in a thermal-insulated section of thick bamboo, when using hot-blast, the motor of bottom starts, it rotates to drive the fan, the air is got into by the vent of outside casing lower part, the heat that produces by sending the heater and last heater in the thermal-insulated section of thick bamboo is blown the air outlet, and the heat can not outwards give off through a thermal-insulated section of thick bamboo, make heat energy can effectual utilization.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 and 2 are schematic views of the explosive structure of the present invention;

FIG. 3 is a schematic structural view of a lower heat-generating component of the present invention;

fig. 4 is a schematic structural view of the present invention after the assembly of fig. 1 and fig. 2.

Detailed Description

The invention will be described in detail with reference to the drawings and specific embodiments, wherein the exemplary embodiments and descriptions are provided to explain the invention, but not to limit the invention.

Referring to fig. 1 to 4, the present invention provides a portable electric fan, including a left lower case 108 and a right lower case 109, the left lower case 108 and the right lower case 109 constituting a lower case, and a left upper case 116 and a right upper case 113, the left upper case 116 and the right upper case 113 constituting an upper case, the upper case and the lower case constituting an outer case, a fan assembly provided inside the outer case and at a lower end of the outer case, a lower heating assembly provided above the fan assembly, a heat insulating cylinder 111 provided outside the lower heating assembly, at least one set of upper heating wires 114 provided on an upper portion of the heat insulating cylinder 111 and inside the heat insulating cylinder 111, an air outlet cover 117 provided on an upper portion of the outer case, an inner bushing 115 provided on an upper portion of the heat insulating cylinder 111 and outside the heat insulating cylinder 111, a lower end of the inner bushing 115 provided outside the heat insulating cylinder 111, an upper portion of the inner bushing 115 fixed inside the left upper case 116, the air outlet cover 117 is fixed to the upper portion of the inner liner 115.

The lower heating component comprises a heating base 103, a lower heating wire seat 105 is arranged in the middle of the heating base 103, a lower heating wire 302 is arranged on the upper portion of the lower heating wire seat 105, a heat conducting sleeve 106 is arranged on the outer side of the lower heating wire 302, the heat conducting sleeve 106 is made of copper or aluminum and has good heat conducting performance, a plurality of ventilation holes 301 are formed in the heating base 103, and the ventilation holes 301 are arranged in the circumferential direction of the lower heating wire seat 105.

The lower part of the heating base 103 is connected with the fan cover 102 arranged on the fan component, the edge of the heating base 105 is provided with a plurality of fixing holes 300, the fixing holes 300 are fixed with a plurality of fixing columns 110 arranged at the lower part of the heat insulation barrel 111, therefore, the fan cover 102, the heating base 103 and the heat insulation barrel 111 form an air channel, heat generated by the lower heating wire 302 and the upper heating wire 114 is concentrated in the heat insulation barrel 111, when hot air is used, the motor 202 at the bottom is started to drive the fan 200 to rotate, air enters from the ventilation opening 101 at the lower part of the outer shell, heat generated by the lower heating wire 302 and the upper heating wire 114 in the heat insulation barrel 111 is blown to the air outlet, and the heat cannot be radiated outwards through the heat insulation barrel 111.

In the above, the battery device 104 is disposed at the lower portion of the lower heater socket 105, the charging connector 107 is disposed on the battery device 104, and the switch button 112 is disposed on the outer case, and the battery device 104 is connected to the lower heater 302, the upper heater 104, the motor 202, and the switch button 112.

In the above, the fan assembly includes a fan housing 102 and a fan housing 201 disposed in the fan housing 102, wherein a motor base 201 is embedded in the fan housing 201 at a lower portion of the fan housing 201, the fan 200 is fixed at an upper portion of the fan housing 201, the motor 202 is fixed in the motor base 203, and the motor 202 is connected to the fan 200.

The utility model discloses a set up a portable electric fan machine, electric fan machine adopts battery powered, can conveniently use at any time, and send the heating element and all set up in a thermal-insulated section of thick bamboo with last heater, this thermal-insulated section of thick bamboo adopts ceramic material, ceramic heat-proof quality is good, can concentrate the heat that sends the heating element and go up heater 104 and produce in thermal-insulated section of thick bamboo 111, when using hot-blast, the motor 202 of bottom starts, it rotates to drive fan 200, the air is got into by the vent of outside casing lower part, the heat that produces by sending the heater and last heater in the thermal-insulated section of thick bamboo is blown the air outlet, and the heat can not outwards give off through a thermal-insulated section of thick bamboo, make heat energy can effectual utilization.

The technical solutions disclosed in the embodiments of the present invention are described in detail above, and the principles and embodiments of the present invention are explained herein by using specific embodiments, and the descriptions of the above embodiments are only applicable to help understand the principles of the embodiments of the present invention; meanwhile, for a person skilled in the art, according to the embodiments of the present invention, there may be variations in the specific implementation manners and application ranges, and in summary, the content of the description should not be construed as a limitation to the present invention.

Claims

1. A portable electric fan comprises a left lower shell and a right lower shell, wherein the left lower shell and the right lower shell form a lower shell, a left upper shell and a right upper shell, the left upper shell and the right upper shell form an upper shell, the upper shell and the lower shell form an outer shell, and the portable electric fan is characterized in that a fan assembly is arranged in the outer shell and at the lower end of the outer shell, a lower heating assembly is arranged above the fan assembly, a heat insulation cylinder is arranged at the outer side of the lower heating assembly, at least one group of upper heating wires are arranged at the upper part of the heat insulation cylinder and at the inner side of the heat insulation cylinder, an air outlet cover is arranged at the upper part of the outer,

2. The portable electric fan of claim 1, wherein a battery device is disposed at a lower portion of the lower heating wire seat, and the battery device is connected to the lower heating wire, the upper heating wire and the fan assembly.

3. The portable electric fan of claim 1, wherein the fan assembly comprises a fan housing, a motor seat is embedded in the fan housing at a lower portion of the fan housing, the fan is fixed at an upper portion of the fan housing, the motor is fixed in the motor seat, and the motor is connected to the fan.

4. The portable electric fan of claim 1, wherein the heating base is provided with a plurality of fixing holes at an edge thereof, and the fixing holes are fixed to a plurality of fixing posts provided at a lower portion of the heat insulating cylinder.

5. The portable electric blower according to claim 1, wherein an inner liner is provided on an upper portion of the heat insulating cylinder and outside the heat insulating cylinder, a lower end of the inner liner is provided outside the heat insulating cylinder, and an upper portion of the inner liner is fixed in the upper left casing.