CN211910799U - Electric hair drier rear cover - Google Patents
Electric hair drier rear cover Download PDFInfo
- Publication number
- CN211910799U CN211910799U CN202020290632.7U CN202020290632U CN211910799U CN 211910799 U CN211910799 U CN 211910799U CN 202020290632 U CN202020290632 U CN 202020290632U CN 211910799 U CN211910799 U CN 211910799U
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- air inlet
- rear cover
- connecting sleeve
- inlet cylinder
- air
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- Cleaning And Drying Hair (AREA)
Abstract
A rear cover of an electric hair drier comprises a rear cover body, wherein the rear cover body comprises a connecting sleeve and an air inlet drum connected to the rear end of the connecting sleeve; the side wall and the rear wall of the air inlet cylinder are provided with first air inlets; the connecting sleeve is connected with the air inlet cylinder through a connecting annular plate; and a second air inlet is formed in the connecting ring plate. The utility model discloses an all open on an air inlet section of thick bamboo lateral wall and back wall has first air intake and open on the connection crown plate has the second air intake, and its air inlet area greatly increased can effectively reduce the fan noise.
Description
Technical Field
The utility model relates to a lid behind hairdryer.
Background
The electric hair drier is a tool which is composed of a group of electric heating wires and a small fan and is used for drying and hairdressing. The existing hair drier is generally provided with a rear cover at the rear side, the function of the existing hair drier is to supply air, an air inlet is formed in the rear cover, the air inlet of the existing rear cover is generally only formed in the rear wall, the air inlet area is small, the air outlet efficiency is influenced, and the noise is large.
SUMMERY OF THE UTILITY MODEL
The utility model discloses exactly provide a great lid technical problem behind hairdryer of air inlet area for the solution.
In order to solve the technical problem, the utility model relates to a technical solution of lid behind hairdryer does:
the rear cover comprises a rear cover body, wherein the rear cover body comprises a connecting sleeve and an air inlet cylinder connected to the rear end of the connecting sleeve; the side wall and the rear wall of the air inlet cylinder are provided with first air inlets; the connecting sleeve is connected with the air inlet cylinder through a connecting annular plate; and a second air inlet is formed in the connecting ring plate.
The inner diameter of the connecting sleeve is larger than the outer diameter of the air inlet cylinder.
The first air inlet is a regular hexagonal hole; the second air inlet is a square hole.
The axis of the connecting sleeve and the axis of the air inlet cylinder are positioned on the same straight line.
The utility model discloses the technological effect that can reach is: the utility model discloses an all open on an air inlet section of thick bamboo lateral wall and back wall has first air intake and open on the connection crown plate has the second air intake, and its air inlet area greatly increased can effectively reduce the fan noise.
Drawings
The invention will be described in further detail with reference to the following drawings and detailed description:
FIG. 1 is a front perspective view of a rear cover of the hair dryer of the present invention;
FIG. 2 is a rear perspective view of a rear cover of the hair dryer of the present invention;
fig. 3 is a schematic structural view of the electric hair drier back cover of the utility model mounted behind the electric hair drier.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
See fig. 1-3.
A rear cover of an electric hair drier comprises a rear cover body, wherein the rear cover body comprises a connecting sleeve 1 and an air inlet drum 2 connected to the rear end of the connecting sleeve 1; the side wall and the rear wall of the air inlet cylinder 2 are both provided with a first air inlet 3; the connecting sleeve 1 is connected with the air inlet cylinder 2 through a connecting annular plate 4; and a second air inlet 5 is formed in the connecting ring plate 4.
Specifically, the inner diameter of the connecting sleeve 1 is larger than the outer diameter of the air inlet cylinder 2.
Specifically, the first air inlet 3 is a regular hexagonal hole; the second air inlet 5 is a square hole.
Specifically, the axis of the connecting sleeve 1 and the axis of the air inlet cylinder 2 are located on the same straight line.
Description of the principle: the utility model effectively increases the air inlet area and reduces the noise of the fan by arranging the first air inlet 3 on the side wall and the rear wall of the air inlet cylinder 2 and arranging the second air inlet 5 on the connecting annular plate 4; specifically, the inner diameter of the connecting sleeve 1 is larger than the outer diameter of the air inlet cylinder 2, the first air inlet 3 is a regular hexagonal hole, the second air inlet 5 is a square hole, the axis of the connecting sleeve 1 and the axis of the air inlet cylinder 2 are located on the same straight line, the smoothness of air inlet and the efficiency of air inlet are guaranteed, and the first air inlet 3 is provided with a regular hexagonal hole to enhance the stability of the structure of the air inlet cylinder 2.
Claims (4)
1. The utility model provides a lid behind hairdryer, covers the body including the back, its characterized in that: the rear cover body comprises a connecting sleeve (1) and an air inlet cylinder (2) connected to the rear end of the connecting sleeve (1); the side wall and the rear wall of the air inlet cylinder (2) are provided with first air inlets (3); the connecting sleeve (1) is connected with the air inlet cylinder (2) through a connecting annular plate (4); and a second air inlet (5) is formed in the connecting ring plate (4).
2. The rear cover of the hair dryer as set forth in claim 1, wherein: the inner diameter of the connecting sleeve (1) is larger than the outer diameter of the air inlet cylinder (2).
3. The rear cover of the hair dryer as set forth in claim 1, wherein: the first air inlet (3) is in a regular hexagonal hole; the second air inlet (5) is a square hole.
4. A hair dryer rear cover as claimed in claim 1, 2 or 3, characterized in that: the axis of the connecting sleeve (1) and the axis of the air inlet cylinder (2) are positioned on the same straight line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020290632.7U CN211910799U (en) | 2020-03-11 | 2020-03-11 | Electric hair drier rear cover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020290632.7U CN211910799U (en) | 2020-03-11 | 2020-03-11 | Electric hair drier rear cover |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211910799U true CN211910799U (en) | 2020-11-13 |
Family
ID=73346364
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020290632.7U Active CN211910799U (en) | 2020-03-11 | 2020-03-11 | Electric hair drier rear cover |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211910799U (en) |
-
2020
- 2020-03-11 CN CN202020290632.7U patent/CN211910799U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |