Waist-surrounding fan

Abstract

The utility model provides a waist-surrounding fan, and belongs to the technical field of realistic fans. The device comprises an annular belt worn on the waist, the annular belt is provided with a front air outlet box located on the front side of the human body and a rear air outlet box located on the rear side of the human body, air outlets are formed in the upper ends of the front air outlet box and the rear air outlet box, air inlets are formed in the lower ends of the front air outlet box and the rear air outlet box, two sets of vortex fans are arranged in the front air outlet box, and a PCB is arranged between the two sets of vortex fans. The PCB is provided with a plurality of keys extending out of the upper end of the front air outlet box, the rear air outlet box is internally provided with three groups of vortex fans which are transversely arranged, the annular belt is fixedly provided with two groups of massage motors which are respectively arranged at two ends of the rear air outlet box, and the annular belt is internally provided with a flat cable group used for connecting the massage motors, the front air outlet box and the rear air outlet box. The multifunctional glasses have the advantages of being comfortable to wear, diverse in function, capable of enhancing user experience and the like.

Description

Technical Field

[0001] The utility model belongs to the technical field of portable fans, in particular to a waist-encircling fan. Background Art

[0002] A fan is a device that uses electricity to generate airflow. When the fan blades inside it are energized, they fan natural wind to achieve the purpose of cooling.

[0003] There is a fan on the market that is placed around the waist, which can bring a comfortable and cool feeling above the waist, but its fixing method is relatively simple. A hanging structure is set on one side of the fan so that it can be fixed to the waist by hanging. However, in this way, part of the fan is against the surface of the waist, which will cause certain discomfort after long-term wearing. At the same time, its function and structure are relatively simple, and the user experience is not good. Summary of the invention

[0004] The purpose of the utility model is to solve the above-mentioned problems and provide a waist-encircling fan which has various functions, is comfortable to wear and provides a good user experience.

[0005] The purpose of the utility model is achieved in this way:

[0006] A waist fan comprises a belt worn around the waist, wherein a front air outlet box located in front of a human body and a rear air outlet box located in rear of the human body are arranged on the belt, air outlets are provided at the upper ends of the front air outlet box and the rear air outlet box, air inlets are provided at the lower ends of the front air outlet box, two groups of vortex fans are arranged in the front air outlet box, a PCB board is arranged between the two groups of vortex fans, a plurality of buttons extending from the upper end of the front air outlet box are arranged on the PCB board, three groups of vortex fans arranged horizontally are arranged in the rear air outlet box, two groups of massage motors are fixed on the belt and are respectively arranged at the two ends of the rear air outlet box, and a wiring group for connecting the massage motor, the front air outlet box and the rear air outlet box is arranged in the belt.

[0007] The utility model is further configured that ice crystal pads are inserted into the inner sides of the front air outlet box and the rear air outlet box.

[0008] The utility model is further configured such that the outer edges of the inner sides of the front air outlet box and the rear air outlet box are formed with plug-in protrusions with upper notches, the plug-in protrusions are formed with wrapping edges inwardly, and the outer edges of the ice crystal pads are formed with plug-in edges, and when the ice crystal pads are plugged into the inner side walls of the front air outlet box or the rear air outlet box, the outer walls of the plug-in edges abut against the inner walls of the wrapping edges.

[0009] The utility model is further configured that a ventilation groove is provided on the surface of the ice crystal pad.

[0010] The utility model is further configured that the number of the venting grooves is two.

[0011] The utility model is further configured such that the annular belt includes a left belt and a right belt, the wiring group is located inside the left belt and the right belt, the ends of the left belt and the right belt are connected to the front air outlet box and the rear air outlet box by snap-fitting, and connection terminals matching the ends of the wiring group are provided on both sides of the front air outlet box and the rear air outlet box.

[0012] The utility model is further configured that the ends of the left belt and the right belt are formed with adjustment rings for adjusting the length.

[0013] Compared with the prior art, the utility model has the following outstanding and beneficial technical effects:

[0014] 1. The waist-encircling fan provided by the utility model has two sets of air outlet boxes, which makes the human body cooler and more comfortable when worn. At the same time, the massage motors at both ends of the rear air outlet box can provide users with a comfortable massage effect. The overall functions are more diverse and the experience is better.

[0015] 2. The utility model further provides an ice crystal pad on the part that fits the human body, and is installed in the form of disassembly and plugging, to ensure that it is more comfortable when fitting the surface of human skin, and at the same time, it is more convenient to disassemble and replace.

[0016] 3. The utility model further provides a breathable groove on the ice crystal pad, which can further improve the breathability to a certain extent, making it more comfortable to wear the waist fan.

[0017] 4. The ring belt provided by the utility model can be adjusted using an adjustment ring to suit a wider range of users. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 This is a schematic diagram of the structure of the utility model Figure 1 ;

[0019] Figure 2 This is a schematic diagram of the structure of the utility model Figure 2 ;

[0020] Figure 3 It is a partial explosion schematic diagram of the utility model;

[0021] Figure 4 It is a cross-sectional schematic diagram of the endless belt of the utility model;

[0022] Reference numerals:

[0023] 1-ring belt; 10-line assembly; 11-left belt; 12-right belt; 13-adjustment ring;

[0024] 2-front air outlet box; 20-air outlet; 21-air inlet;

[0025] 3-rear air outlet box; 30-upper notch; 31-plugging convex edge; 32-wrapping edge; 4-massage motor;

[0026] 5-ice crystal pad; 50-plug edge; 51-ventilation groove. DETAILED DESCRIPTION

[0027] The present invention will be further described below with reference to the accompanying drawings. Figure 1 — Figure 4 :

[0028] A waist-encircling fan comprises a belt 1 worn around the waist, the belt 1 is provided with a front air outlet box 2 located on the front side of the human body and a rear air outlet box 3 located on the rear side, the upper ends of the front air outlet box 2 and the rear air outlet box 3 are both provided with air outlets 20 and the lower ends are both provided with air inlets 21, two groups of vortex fans are arranged in the front air outlet box 2, a PCB board is arranged between the two groups of vortex fans, a plurality of buttons extending from the upper end of the front air outlet box 2 are arranged on the PCB board, three groups of vortex fans arranged horizontally are arranged in the rear air outlet box 3, two groups of massage motors 4 are fixed on the belt 1 and are respectively arranged at the two ends of the rear air outlet box 3, and a wiring group 10 for connecting the massage motor 4, the front air outlet box 2 and the rear air outlet box 3 is arranged in the belt 1.

[0029] During the implementation process, a battery is provided at the lower end of the PCB board in the front air outlet box to power the three front and rear vortex fans. At the same time, a button is installed at the upper end of the front air outlet box, which is more convenient to operate.

[0030] In the above structure, the wires connecting the various components are designed in the traditional waist-encircling fan, which is the prior art and will not be described in detail. Before the cable assembly is connected to the rear air outlet box, a massage motor that can be powered on for vibration is connected to massage the back, making the overall feeling more comfortable.

[0031] At the same time, multiple groups of vortex fans can provide adjustment of wind direction, with more diverse functions.

[0032] Preferably, ice crystal pads 5 are inserted into the inner sides of the front air outlet box 2 and the rear air outlet box 3 .

[0033] The ice crystal pad is a polymer gel.

[0034] Preferably, the outer edge of the inner side surface of the front air outlet box 2 and the rear air outlet box 3 is formed with a plug-in flange 31 having an upper notch 30, and the plug-in flange 31 is formed with a wrapping edge 32 inwardly, and the outer edge of the ice crystal pad 5 is formed with a plug-in edge 50. When the ice crystal pad 5 is plugged into the inner wall of the front air outlet box 2 or the rear air outlet box 3, the outer wall of the plug-in edge 50 is against the inner wall of the wrapping edge 32.

[0035] In the above structure, the ice crystal pad 5 is placed on the inner side of the front air outlet box and the rear air outlet box in the form of edge plugging, which can be easily replaced and installed.

[0036] When replacing, pull the ice crystal pad upwards and pull it out from the upper notch 30. The replaced ice crystal pad can be placed in the refrigerator, which has a better use effect.

[0037] Preferably, a breathable groove 51 is provided on the surface of the ice crystal pad 5 .

[0038] Preferably, the number of the vent grooves 51 is two.

[0039] In the above structure, the ventilation groove 51 is opened on both sides to achieve exhaust from both sides, thereby making it more comfortable.

[0040] Preferably, the ring belt 1 includes a left belt 11 and a right belt 12, the wiring group 10 is located in the left belt 11 and the right belt 12, the ends of the left belt 11 and the right belt 12 are connected to the front air outlet box 2 and the rear air outlet box 3 by snapping, and the front air outlet box 2 and the rear air outlet box 3 are provided with connection terminals on both sides of the front air outlet box 2 and the rear air outlet box 3 that match the ends of the wiring group 10.

[0041] In the above structure, both ends of the left air outlet box and the rear air outlet box 3 are provided with connection terminals for connecting the ends of the wiring group.

[0042] Preferably, the ends of the left belt 11 and the right belt 12 are formed with an adjustment ring 13 for adjusting the length. The adjustment ring 13 is a Japanese buckle, and a ring body is arranged on one side of the adjustment ring, and the length of the left belt and the right belt can be adjusted by winding the ends.

[0043] The above embodiments are only preferred embodiments of the present invention and are not intended to limit the protection scope of the present invention. Therefore, any equivalent changes made based on the structure, shape, and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A waist-mounted fan, characterized in that: The invention comprises a ring belt (1) worn on the waist, wherein the ring belt (1) is provided with a front air outlet box (2) located on the front side of the human body and a rear air outlet box (3) located on the rear side, the upper ends of the front air outlet box (2) and the rear air outlet box (3) are both provided with air outlets (20) and the lower ends are both provided with air inlets (21), two groups of vortex fans are provided in the front air outlet box (2), a PCB board is provided between the two groups of vortex fans, a plurality of buttons extending from the upper end of the front air outlet box (2) are provided on the PCB board, three groups of vortex fans arranged horizontally are provided in the rear air outlet box (3), two groups of massage motors (4) are fixed on the ring belt (1) and are respectively provided at the two ends of the rear air outlet box (3), and a wiring group (10) for connecting the massage motor (4), the front air outlet box (2) and the rear air outlet box (3) is provided in the ring belt (1).

2. A waist-encircling fan according to claim 1, characterized in that: Ice crystal pads (5) are inserted into the inner sides of the front air outlet box (2) and the rear air outlet box (3).

3. A waist-encircling fan according to claim 2, characterized in that: The outer edges of the inner side surfaces of the front air outlet box (2) and the rear air outlet box (3) are formed with a plug-in convex edge (31) having an upper notch (30), and the plug-in convex edge (31) is formed with a wrapping edge (32) inwardly, and the outer edge of the ice crystal pad (5) is formed with a plug-in edge (50), and when the ice crystal pad (5) is plugged into the inner wall of the front air outlet box (2) or the rear air outlet box (3), the outer wall of the plug-in edge (50) abuts against the inner wall of the wrapping edge (32).

4. A waist-encircling fan according to claim 2, characterized in that: A ventilation groove (51) is provided on the surface of the ice crystal pad (5).

5. A waist-encircling fan according to claim 4, characterized in that: The number of the air-permeable grooves (51) is two.

6. A waist-encircling fan according to claim 1, characterized in that: The ring belt (1) comprises a left belt (11) and a right belt (12), the cable assembly (10) is located inside the left belt (11) and the right belt (12), the ends of the left belt (11) and the right belt (12) are connected to the front air outlet box (2) and the rear air outlet box (3) by means of a snap connection, and the front air outlet box (2) and the rear air outlet box (3) are provided with connection terminals on both sides thereof that match the ends of the cable assembly (10).

7. A waist-encircling fan according to claim 6, characterized in that: The ends of the left belt (11) and the right belt (12) are formed with adjustment rings (13) for adjusting the length.

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