Portable waist-hanging fan

Abstract

The utility model provides a portable waist hanging fan which comprises a shell, an air duct is arranged on one side of the shell, a cavity is formed in the other side of the shell, a fan is arranged in the air duct, a battery and a circuit board are arranged in the cavity, and an elastic hanging plate is further arranged outside the shell. The portable waist-hanging fan is hung on the waist of a human body through the elastic hanging plate, and air below the hem is blown into an upper garment through the air duct to help a wearer to relieve summer heat and cool; the portable waist-hanging fan can be hung upside down on the waist through the second elastic hanging plate, and sweat gas emitted by a human body in the upper garment is extracted and discharged out of the hem downwards. And the air filter plate can be taken out for cleaning after the end cover of the air inlet is disassembled by hand screwing. In addition, the fan sleeve and the fan are nested in the air duct and do not need to be fixed by screws, so that the waist-hanging fan is very convenient to assemble.

Description

TECHNICAL FIELD

[0001] The utility model relates to wearable equipment technical field, concretely relates to a portable hanging waist fan. BACKGROUND

[0002] The construction workers, miners, traffic police, communication and power supply repair personnel need to work outdoors all the year round, due to the safety and image needs, they generally wear uniforms and wear safety helmets, and the body is very uncomfortable when working in hot weather. The portable fans commonly seen in the market at present include handheld, head-mounted and neck-hung type, but the handheld fan will affect normal work, the head-mounted fan cannot be assembled with the safety helmet and the image is strange, and the neck-hung fan is easy to hit other objects when bending down, and the cooling capacity provided by these fans through the uniform is also very limited, in short, these portable fans are not suitable for the above-mentioned personnel. INVENTION CONTENTS

[0003] In view of the defects in the background art, the utility model provides a portable hanging waist fan, which can be hung on the waist of trousers to blow air into the clothes, to help the wearer to cool down.

[0004] The utility model provides a portable hanging waist fan, including the casing, one side of casing is equipped with the air duct, the other side inside is equipped with the cavity, is equipped with the fan in the air duct, is equipped with the battery and the circuit board in the cavity, the outside of casing is equipped with the elastic hanging plate still.

[0005] Preferably, the bottom end of the air duct is provided with an air inlet, and the top end is provided with an air outlet. An air filter plate is arranged in the air inlet.

[0006] Preferably, the elastic hanging plate includes a first elastic hanging plate and a second elastic hanging plate. The casing is flat. The first elastic hanging plate is arranged on one side of the thickness direction of the casing. The second elastic hanging plate is arranged on the other side of the thickness direction of the casing.

[0007] Preferably, the casing is composed of a bottom shell and a top cover connected by a buckle. The fan is fixed in a fan sleeve. A supporting table is arranged in the air duct. The fan sleeve is clamped between the supporting table and the top cover.

[0008] Preferably, the fan sleeve includes an outer sleeve and an inner sleeve. The outer sleeve is sleeved on the inner wall of the air duct. The back of the fan is sleeved in the inner sleeve.

[0009] The outer sleeve and the inner sleeve are connected by a fin. A wind channel is formed between the outer sleeve and the inner sleeve.

[0010] Preferably, the air inlet is detachably provided with an end cover. The inner wall of the air duct near the air inlet is provided with a step. The air filter plate is clamped between the end cover and the step.

[0011] Preferably, the top of the portable hanging waist fan is provided with a press switch and a display lamp. The press switch and the display lamp are electrically connected with the circuit board.

[0012] Preferably, the portable waist-hung fan is also provided with a charging port, the battery is a rechargeable battery, and an interface socket in the charging port and the battery are electrically connected with the circuit board.

[0013] The portable waist-hung fan is hung on the human waist through the elastic hanging plate, air under the lapel of a coat is blown into the coat through the air duct, and the wearer is helped to cool down; the portable waist-hung fan can be hung upside down on the waist through the second elastic hanging plate, and sweat emitted by the human body in the coat is extracted and discharged downward from the lapel of the coat; the fan sleeve and the fan are nested and installed in the air duct, and do not need to be fixed by screws, so that the assembly efficiency is improved; the end cover of the air inlet can be disassembled by hand, and the air filter plate can be taken out, so that the air filter plate is cleaned conveniently. BRIEF DESCRIPTION OF DRAWINGS

[0014] The utility model will be described in detail below in combination with the embodiments and the drawings, wherein:

[0015] Figure 1 It is the perspective view of the portable waist-hung fan of the utility model.

[0016] Figure 2 It is the left view of the portable waist-hung fan of the utility model.

[0017] Figure 3 It is the structure explosion drawing of the portable waist-hung fan of the utility model.

[0018] Figure 4 It is the section view of the air duct of the utility model.

[0019] Reference signs:

[0020] 1-shell, 11-air duct, 111-air inlet, 112-air outlet, 113-supporting table, 114-end cover, 115-step, 12-cavity, 13-bottom shell, 14-top cover, 2-fan, 3-battery, 4-circuit board, 51-first elastic hanging plate, 52-second elastic hanging plate, 6-fan sleeve, 61-outer cylinder, 62-inner cylinder, 63-fin plate, 64-air duct, 7-air filter plate, 81-pressing switch, 82-display lamp, 9-TYPE-C type charging port. DETAILED DESCRIPTION

[0021] In order to make the technical problems, technical schemes and beneficial effects to be solved by the utility model more clear and obvious, the utility model will be described in further detail below in combination with the drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the utility model, and are not used to limit the utility model.

[0022] Thus, one feature described in the specification will be used to illustrate one characteristic of an embodiment of the application, rather than implying that every embodiment of the application must include the described feature. Also, it should be noted that the description describes many features in the singular, but the features can be combined in any combination, as would be understood by one of ordinary skill in the art. Thus, the described combinations are not intended to limit the claimed application to a single feature or group of features, unless expressly recited herein.

[0023] The principle of the present application will be described in detail below with reference to the accompanying drawings and embodiments.

[0024] The utility model provides a portable hanging waist fan, including casing 1, one side of casing 1 is equipped with wind tube 11, the other side inside is equipped with cavity 12, is equipped with fan 2 in wind tube 11, the bottom end of wind tube 11 is equipped with air inlet 111, and the top is equipped with air outlet 112, is equipped with battery 3 and circuit board 4 in cavity 12, casing 1 outside is equipped with elastic hanging plate still. Elastic hanging plate includes first elastic hanging plate 51 and second elastic hanging plate 52, and casing 1 is flat, and first elastic hanging plate 51 is arranged in the one side of the thickness direction of casing 1, and second elastic hanging plate 52 is set up in the other side of the thickness direction of casing 1. Portable hanging waist fan is hung in the waist of human body through elastic hanging plate, when using first elastic hanging plate 51, the air under the lapel is blown into the upper garment through wind tube 11, and the wearer is helped to cool down; when using second elastic hanging plate 52, portable hanging waist fan is hung upside down in the waist, and the sweat of human body in the upper garment is extracted and discharged downward to the lapel. Compared with the two, when portable hanging waist fan is hung forward in the waist, human body can directly feel strong airflow, and the cooling effect is obvious, and when it is hung upside down, the airflow feels more soft, and the wearer can select according to the need.

[0025] In the embodiment, the casing 1 is composed of a bottom shell 13 and a top cover 14 through buckle connection, the fan 2 is fixedly arranged in the fan sleeve 6, the wind tube 11 is provided with a ring-shaped supporting table 113, and the fan sleeve 6 is clamped between the supporting table 113 and the top cover 14. The fan sleeve 6 includes an outer sleeve 61 and an inner sleeve 62, the outer sleeve 61 is sleeved on the inner wall of the wind tube 11, and the back of the fan 2 is sleeved in the inner sleeve 62; the outer sleeve 61 and the inner sleeve 62 are connected through a fin plate 63, and the air duct 64 is formed between the outer sleeve 61 and the inner sleeve 62. Since the fan sleeve 6 and the fan 2 are nested in the wind tube 11, it is not necessary to fix them by screws, so that the assembly efficiency is improved.

[0026] In the embodiment, the air filter plate 7 is arranged in the air inlet 111 to prevent large dust particles from adhering to the human body, thereby protecting the health of the human body. The air inlet 111 is detachably provided with an end cover 114. The inner wall of the air duct 64 close to the air inlet 111 is provided with a step 115. The air filter plate 7 is clamped between the end cover 114 and the step 115. The end cover 114 is connected to the air inlet 111 through a bayonet structure, and can also be connected through a threaded structure. The air filter plate 7 can be taken out after the end cover 114 is detached by hand, thereby facilitating the cleaning of the air filter plate 7.

[0027] In the embodiment, the top of the portable waist-mounted fan is provided with a press switch 81 and display lamps 82. The press switch 81 and the display lamps 82 are electrically connected to the circuit board 4. The press switch 81 slightly protrudes from the surface of the top cover 14, thereby facilitating the touch operation of the wearer. The four display lamps 82 are arranged side by side. The wearer can know the battery capacity according to the number of light-emitting display lamps 82.

[0028] In the embodiment, the top cover 14 is further provided with a TYPE-C charging port 9. The battery 3 is a rechargeable battery 3. The interface socket in the charging port and the battery 3 are electrically connected to the circuit board 4. The battery 3 can be charged by connecting the TYPE-C charging port 9 to an external charger through a charging line. In addition, the portable waist-mounted fan can be used as a power bank by connecting the TYPE-C charging port 9 to other electrical appliances through a charging line.

[0029] The above only describes the preferred embodiments of the present application and is not intended to limit the present application. Any modification, equivalent replacement and improvement within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A portable waist-mounted fan characterized by, The portable hanging waist fan comprises a shell, one side of the shell is provided with a wind tube, the other side is internally provided with a cavity, the wind tube is internally provided with a fan, the cavity is internally provided with a battery and a circuit board, and the shell is externally provided with an elastic hanging plate. The bottom end of the wind tube is provided with an air inlet, and the top end is provided with an air outlet. The elastic hanging plate comprises a first elastic hanging plate and a second elastic hanging plate, the shell is flat, the first elastic hanging plate is arranged on one side in the thickness direction of the shell, and the second elastic hanging plate is arranged on the other side in the thickness direction of the shell.

2. The portable waist-mounted fan of claim 1, wherein, The shell is composed of a bottom shell and a top cover through buckle connection, the fan is fixed in a fan sleeve, the wind tube is internally provided with a supporting table, and the fan sleeve is clamped between the supporting table and the top cover.

3. The portable waist-mounted fan of claim 2, wherein, The fan sleeve comprises an outer sleeve and an inner sleeve, the outer sleeve is sleeved on the inner wall of the wind tube, and the back of the fan is sleeved in the inner sleeve. The outer sleeve and the inner sleeve are connected through a fin plate, and an air duct is formed between the outer sleeve and the inner sleeve.

4. The portable waist-mounted fan of claim 3, wherein, The air inlet is detachably provided with an end cover, the inner wall of the air duct close to the air inlet is provided with a step, and the air filter plate is clamped between the end cover and the step.

5. The portable waist-mounted fan of claim 1, wherein, The top of the portable hanging waist fan is provided with a press switch and a display lamp, and the press switch and the display lamp are electrically connected with the circuit board.

6. The portable waist-mounted fan of claim 1, wherein, The portable hanging waist fan is also provided with a charging port, the battery is a rechargeable battery, and the interface socket in the charging port and the battery are electrically connected with the circuit board.

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