Air outlet cylinder mounting structure of blower

Abstract

The utility model discloses an air outlet barrel mounting structure of a blower. The air outlet cylinder comprises a front hood, a rear hood and an air outlet cylinder body, the front hood and the rear hood are installed in a matched mode and form a hood body, the hood body is provided with an air outlet channel matched with one end of the air outlet cylinder body, and an arc-shaped flange and a plurality of axial ribs are fixed to the outer side wall of the air outlet cylinder body. The arc center of the arc-shaped flange is located on the central axis of the air outlet barrel body, the axial rib is located on the side close to the other end of the air outlet barrel body and connected with the arc-shaped flange, and limiting arc blocks are fixed to the front hood and the rear hood and located at the opening of the air outlet channel. A first limiting arc groove matched with the arc-shaped flanging is formed in the inner arc wall of the limiting arc block, and a positioning clamping groove matched with the axial rib is further formed in the limiting arc block. The utility model has the beneficial effects that the operation is convenient and fast, and the assembly efficiency is high; and the stability of the air outlet barrel body is improved.

Description

Technical Field

[0001] The utility model relates to the technical field related to hair dryers, in particular to an air outlet tube installation structure of a hair dryer. Background Art

[0002] Hair dryers are essential household appliances. Most families in modern life will buy hair dryers and use them to blow air on items that need to be heated and dried, such as hair. Hair dryers are mainly composed of a group of electric heating elements and a small fan. When powered on, the electric heating elements will generate heat, and the wind blown by the fan will become hot air after passing through the electric heating elements. If only the small fan rotates and the electric heating element is not hot, then the wind blown out is cold air instead of hot air.

[0003] The existing hair dryer air outlet needs to ensure good stability and firmness during assembly, so the hair dryer air outlet often needs either a complex structure to fix it or a large number of screws and nuts to fix it during installation. The operation process is complicated and cumbersome, the installation is very troublesome, and the assembly efficiency is low.

[0004] In summary, there is currently a need for an air outlet tube installation structure for a hair dryer that is easy and quick to operate and has high assembly efficiency. Utility Model Content

[0005] The utility model aims to overcome the shortcomings of the prior art that the installation operation process of the air outlet tube of the hair dryer is complicated and cumbersome, the installation is very troublesome, and the assembly efficiency is low, and provides an air outlet tube installation structure for the hair dryer that is easy and quick to operate and has high assembly efficiency.

[0006] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0007] A hair dryer air outlet installation structure comprises a front hood, a rear hood and an air outlet body, the front hood and the rear hood are installed to match each other and form a hood body, the hood body is provided with an air outlet duct matching one end of the air outlet body, an arc-shaped flange and a plurality of axial ribs are fixed on the outer wall of the air outlet body, the arc center of the arc-shaped flange is located on the central axis of the air outlet body, the axial rib is located on a side close to the other end of the air outlet body and is connected to the arc-shaped flange, a limiting arc block is fixed on the front hood and the rear hood, the limiting arc block is located at the opening of the air outlet, a limiting arc groove matching the arc-shaped flange is provided on the inner arc wall of the limiting arc block, and a positioning card groove matching the axial rib is also provided on the limiting arc block.

[0008] The limiting arc groove 1 of the front hood and the limiting arc groove 1 of the rear hood together form a total limiting arc groove that matches the arc flange. During installation, first align and match a portion of the arc flange located on the rear side of the air outlet duct body with the limiting arc groove 1 on the rear hood, and at the same time align and match the axial ribs located on the rear side of the air outlet duct body with the positioning card slot on the rear hood. After matching, install the rear side of the air outlet duct body at the air outlet duct half shell of the rear hood, then align and match a portion of the arc flange located on the front side of the air outlet duct body with the limiting arc groove 1 on the front hood, and at the same time align and match the axial ribs located on the front side of the air outlet duct body with the positioning card slot on the front hood. After matching, cover the front hood on the rear hood, and make the air outlet duct half shell of the front hood cover the front side of the air outlet duct body, so that the installation and fixation of the air outlet duct body can be completed, which is convenient and quick to operate and has high assembly efficiency. Among them, the limiting arc groove plays the role of axial limiting for the air outlet duct body; the positioning card slot plays the role of anti-deflection for the air outlet duct body.

[0009] Preferably, an annular flange is fixed on the outer side wall of the air outlet duct body, and the annular flange is located at one end of the air outlet duct body. The front hood and the rear hood are both provided with a second limiting arc groove matching the annular flange, and the second limiting arc groove is located on the inner wall of the air outlet duct. The second limiting arc groove of the front hood and the second limiting arc groove of the rear hood together constitute a limiting annular groove matching the annular flange. Through the cooperation of the second limiting arc groove and the annular flange, the air outlet duct body installed at the air outlet duct can be further limited, thereby improving the stability of the air outlet duct body.

[0010] Preferably, it further comprises a harness block, a heating element is fixed on the inner side of the air outlet body, a plurality of wires are connected to the heating element, a wire hole matching the wire is provided on the harness block, the wire passes through the wire hole and is fixedly connected thereto, a handle is provided on the hood body, a harness block slot matching the harness block is provided inside the handle. Through the design of the harness block, all the scattered wires can be gathered and fixed together, which is convenient for wiring layout, space saving, and unified maintenance and management.

[0011] Preferably, a baffle is fixed inside the handle, the baffle is located between the heating element and the wire harness block, the baffle and the inner wall of the handle together form a wire collection slot, and the wires are clamped in the wire collection slot. During installation, clamping all wires in the wire collection slot can prevent the wires from shaking and moving, thereby improving safety.

[0012] Preferably, a plurality of guide posts are fixed on the front hood, and guide holes matching the guide posts are provided on the rear hood, and the front hood is matched and connected with the rear hood through the cooperation of the guide posts and the guide holes. The matching design of the guide posts and the guide holes guides the matching assembly of the front hood and the rear hood, thereby improving the assembly efficiency.

[0013] Preferably, the front hood and the rear hood are provided with a plurality of threaded holes that match each other, and the front hood and the rear hood are threadedly fixedly connected. The connection method is simple and easy to operate, convenient for installation and disassembly, and reduces the difficulty of later maintenance and repair.

[0014] The beneficial effects of the utility model are: convenient and quick operation, high assembly efficiency; improved stability of the air outlet tube body; convenient wiring layout, space saving, and convenient unified maintenance and management; preventing wires from shaking and moving, thereby improving safety. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is the front view of the utility model;

[0016] Figure 2 yes Figure 1 Partial cross-sectional view at AA in the middle;

[0017] Figure 3 It is a top view of the utility model;

[0018] Figure 4 yes Figure 3 Cross-sectional view at the middle BB.

[0019] In the figure: 1. front hood, 2. rear hood, 3. air outlet tube body, 4. air outlet duct, 5. arc flange, 6. axial rib, 7. limit arc block, 8. limit arc groove 1, 9. positioning slot, 10. annular flange, 11. limit arc groove 2, 12. harness block, 13. heating element, 14. wire, 15. handle, 16. harness block slot, 17. stop bar, 18. guide column, 19. guide hole, 20. threaded hole. DETAILED DESCRIPTION

[0020] The utility model is further described below in conjunction with the accompanying drawings and specific implementation methods.

[0021] like Figure 1 and Figure 2In the described embodiment, an air outlet installation structure of a hair dryer includes a front hood 1, a rear hood 2 and an air outlet body 3, the front hood 1 and the rear hood 2 are matched and connected to each other and the two constitute the hood body, the hood body is provided with an air outlet 4 matching one end of the air outlet body 3, an arc-shaped flange 5 and a plurality of axial ribs 6 are fixed on the outer wall of the air outlet body 3, the arc center of the arc-shaped flange 5 is located on the central axis of the air outlet body 3, the axial rib 6 is located on the side close to the other end of the air outlet body 3 and is connected to the arc-shaped flange 5, a limiting arc block 7 is fixed on the front hood 1 and the rear hood 2, the limiting arc block 7 is located at the opening of the air outlet 4, a limiting arc groove 8 matching the arc-shaped flange 5 is provided on the inner arc wall of the limiting arc block 7, and a positioning card groove 9 matching the axial rib 6 is also provided on the limiting arc block 7.

[0022] An annular flange 10 is fixed on the outer wall of the air outlet cylinder body 3, and the annular flange 10 is located at one end of the air outlet cylinder body 3. The front hood 1 and the rear hood 2 are both provided with a limiting arc groove 11 matching the annular flange 10, and the limiting arc groove 11 is located on the inner wall of the air outlet duct 4.

[0023] like Figure 3 and Figure 4 As shown, it also includes a wiring harness block 12, a heating element 13 is fixed on the inner side of the air outlet cylinder body 3, a plurality of wires 14 are connected to the heating element 13, a wire harness block 12 is provided with wire holes matching the wires 14, the wires 14 pass through the wire holes and are fixedly connected thereto, a handle 15 is provided on the hood body, a wire harness block slot 16 matching the wiring harness block 12 is provided inside the handle 15.

[0024] A baffle 17 is also fixed inside the handle 15 . The baffle 17 is located between the heating element 13 and the wiring harness block 12 . The baffle 17 and the inner wall of the handle 15 together form a wiring collection groove, and the wire 14 is clamped in the wiring collection groove.

[0025] A plurality of guide posts 18 are fixed to the front hood 1 , and guide holes 19 matching the guide posts 18 are provided on the rear hood 2 . The front hood 1 is matched and connected to the rear hood 2 through the cooperation of the guide posts 18 and the guide holes 19 .

[0026] A plurality of threaded holes 20 matching each other are provided on the front hood 1 and the rear hood 2, and the front hood 1 and the rear hood 2 are fixedly connected by threads.

[0027] During installation, align and match a portion of the arc-shaped flange 5 located on the rear side of the air outlet cylinder body 3 with the limiting arc groove 8 on the rear hood 2, and align and match the axial rib 6 located on the rear side of the air outlet cylinder body 3 with the positioning card groove 9 on the rear hood 2, and align and match a portion of the annular flange 10 located on the rear side of the air outlet cylinder body 3 with the limiting arc groove 11 on the rear hood 2. After matching, install the rear side of the air outlet cylinder body 3 on the air outlet duct half shell of the rear hood 2.

[0028] Then, the harness block 11 is inserted into the harness block slot 16 , and the wires 14 are clamped in the wire collection slot.

[0029] Then align and match a portion of the arc-shaped flange 5 located on the front side of the air outlet cylinder body 3 with the limiting arc groove 1 8 on the front hood 1, and align and match the axial rib 6 located on the front side of the air outlet cylinder body 3 with the positioning slot 9 on the front hood 1, and align and match a portion of the annular flange 10 located on the front side of the air outlet cylinder body 3 with the limiting arc groove 2 11 on the front hood 1, and align and match the guide column 18 on the front hood 1 with the guide hole 19 on the rear hood 2. After matching, cover the front hood 1 on the rear hood 2, and make the air outlet half shell of the front hood 1 cover the front side of the air outlet cylinder body 3. Finally, connect and fix the front hood 1 and the rear hood 2 by tightening screws to complete the installation and fixation of the air outlet cylinder body 3.

Claims

1. A hair dryer air outlet installation structure, characterized in that: The invention comprises a front hood (1), a rear hood (2) and an air outlet tube body (3), wherein the front hood (1) and the rear hood (2) are matched with each other and the two form the hood body, the hood body is provided with an air outlet duct (4) matching one end of the air outlet tube body (3), an arc-shaped flange (5) and a plurality of axial ribs (6) are fixed on the outer side wall of the air outlet tube body (3), the arc center of the arc-shaped flange (5) is located on the central axis of the air outlet tube body (3), and the axis is fixed on the outer side wall of the air outlet tube body (3). The axial rib (6) is located on one side close to the other end of the air outlet tube body (3) and is connected to the arc flange (5); a limiting arc block (7) is fixed on both the front hood (1) and the rear hood (2); the limiting arc block (7) is located at the opening of the air outlet duct (4); a limiting arc groove (8) matching the arc flange (5) is provided on the inner arc wall of the limiting arc block (7); and a positioning slot (9) matching the axial rib (6) is also provided on the limiting arc block (7).

2. The air outlet installation structure of a hair dryer according to claim 1, characterized in that: An annular flange (10) is fixed on the outer wall of the air outlet cylinder body (3), and the annular flange (10) is located at one end of the air outlet cylinder body (3). The front hood (1) and the rear hood (2) are both provided with a second limiting arc groove (11) matching the annular flange (10), and the second limiting arc groove (11) is located on the inner wall of the air outlet duct (4).

3. The air outlet installation structure of a hair dryer according to claim 1, characterized in that: The hood body also includes a wiring harness block (12), a heating element (13) being fixed on the inner side of the air outlet cylinder body (3), a plurality of wires (14) being connected to the heating element (13), a wire hole matching the wires (14) being provided on the wiring harness block (12), the wires (14) passing through the wire hole and being fixedly connected thereto, a handle (15) being provided on the hood body, a wiring harness block slot (16) matching the wiring harness block (12) being provided inside the handle (15).

4. The air outlet installation structure of a hair dryer according to claim 3, characterized in that: A baffle (17) is also fixed inside the handle (15), the baffle (17) is located between the heating element (13) and the wiring harness block (12), the baffle (17) and the inner wall of the handle (15) together form a wiring collection groove, and the wire (14) is clamped to the wiring collection groove.

5. The air outlet installation structure of a hair dryer according to any one of claims 1 to 4, characterized in that: A plurality of guide posts (18) are fixed to the front hood (1), and guide holes (19) matching the guide posts (18) are provided on the rear hood (2). The front hood (1) is connected to the rear hood (2) by matching the guide posts (18) and the guide holes (19).

6. The air outlet installation structure of a hair dryer according to any one of claims 1 to 4, characterized in that: A plurality of threaded holes (20) matching each other are provided on the front hood (1) and the rear hood (2), and the front hood (1) and the rear hood (2) are fixedly connected by threads.

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