IP Library Granted Patent US 11,259,615
Granted Patent B2
US 11,259,615 · App. 16/835,266 · Granted Mar 1, 2022

Hair dryer

Inventors: Xin Liu (Guangdong, CN); Zheng Liu (Guangdong, CN); Yong Xu (Guangdong, CN); Guanjun Long (Guangdong, CN); Lieqing Nie (Guangdong, CN); Shaoqi Shi (Guangdong, CN)
Assignees: SHENZHEN AIRGLE CORPORATION LIMITED; AIRGLE CORPORATION
A45D20/12F04D29/668
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Quick Facts
Patent No.
US 11,259,615
App. No.
16/835,266
Granted
Mar 1, 2022
Kind
B2
Abstract

The present disclosure provides a hair dryer including: a housing, having an air duct, an air inlet and an air outlet both communicated with the air duct; a fixing sleeve, arranged in the air duct of the housing, an inner wall surface of the fixing sleeve being provided with an elastic contact layer; and a fan, embedded in the fixing sleeve and abutted against the elastic contact layer. The present disclosure aims to reduce the fan vibration during the operation of the hair dryer, so as to reduce the noise generated by the hair dryer, thereby mitigating the impact of the noise on users.

Claims (26)

1. A hair dryer comprising:

a housing, having an air duct, an air inlet and an air outlet both communicated with the air duct;

a fixing sleeve, arranged in the air duct of the housing, an inner wall surface of the fixing sleeve being provided with an elastic contact layer; and

a fan, embedded in the fixing sleeve and abutted against the elastic contact layer;

wherein the fixing sleeve comprises an elastic sleeve component and a fixing sleeve component;

the elastic sleeve component is configured as the elastic contact layer, and comprises an abutting portion and a connecting portion connected with the abutting portion;

the fixing sleeve component is sleeved outside the elastic sleeve component, and is fixedly connected with an inner wall of the housing; and

the fixing sleeve component is sleeved and fixed on an outer wall of the connecting portion, and a surface of the abutting portion facing the connecting portion is abutted against an end surface of the fixing sleeve component.

2. The hair dryer according to claim 1 , wherein a surface of the connecting portion facing the fixing sleeve component is provided with bumps, the bumps being arranged at intervals along a circumferential direction of the elastic sleeve component.

3. The hair dryer according to claim 2 , wherein the housing comprises:

a main body, provided with the air outlet; and

a handle, provided with the air inlet and connected to the main body to form the air duct;

wherein the fixing sleeve is connected in the handle.

4. The hair dryer according to claim 3 , wherein the handle comprises:

a first shell and a second shell symmetrically arranged with the first shell;

wherein the first shell and the second shell are detachably connected to clamp and fix the fixing sleeve.

5. The hair dryer according to claim 3 , wherein a central axis of the fan is coincided with a central axis of the handle in an extending direction of the handle.

6. The hair dryer according to claim 3 , wherein the hair dryer further comprises:

a main control board, arranged in the main body and electrically connected with the fan;

a power line, connected with the handle and extended out of the handle; and

a conductive metal sheet, fixed in the handle and configured to electrically conduct the main control board with the power line.

7. The hair dryer according to claim 6 , wherein the hair dryer further comprises:

an operation switch, slidably arranged on the handle, located between the main body and the conductive metal sheet, and configured to make the main control board in a conducting state or a non-conducting state with the conductive metal sheet by sliding.

8. The hair dryer according to claim 7 , wherein the hair dryer further comprises:

an outer housing, sleeved and fixed outside the housing; and

a muffling gap, defined between an outer surface of the housing and an inner surface of the outer housing.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Mar 31, 2020
From: LIU, XIN; LIU, ZHENG; XU, YONG; LONG, GUANJUN; NIE, LIEQING; SHI, SHAOQI
To: SHENZHEN AIRGLE CORPORATION LIMITED; AIRGLE CORPORATION
Reel/Frame 052268/0823 →
Priority Claims (2)
CN 202010174752.5 · Mar 12, 2020 · national
CN 202020310636.7 · Mar 12, 2020 · national
Continuity (1)
Related Publication 20210282521A1 · Sep 16, 2021
Cited By (4)
US 12,317,983 US 12,433,386 US 12,543,835 US 12,575,655