CN110821861A

CN110821861A - Portable air supply device

Info

Publication number: CN110821861A
Application number: CN201911173542.8A
Authority: CN
Inventors: 王宝全
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-01-16
Filing date: 2019-11-26
Publication date: 2020-02-21

Abstract

The application discloses a portable air supply device which can be worn on a human body and comprises a wearing part, a power supply, a control switch, a speed regulation part, an electric fan, a supporting part and a lighting part, wherein all the parts can be separated or combined for use through modular design, so that different structures, functions and use modes are realized; the portable wind-driven solar energy-saving device can be worn on different parts of a human body, so that wind blows to the parts of the human body, which are easy to radiate heat and sweat, the problem of personal heat radiation or illumination of a user is solved, and the portable wind-driven solar energy-saving device is light in structure, efficient, energy-saving, flexible, convenient, comfortable and safe to wear and convenient to carry; the air supply efficiency of the device can be further improved through the efficient design of the flow guide component, the temperature sensor and the automatic electronic speed regulator of the fan, and the purposes of saving electricity and being comfortable are achieved.

Description

Portable air supply device

Technical Field

The invention relates to an air supply device, in particular to a portable, light and modularized air supply device which is suitable for being worn on a human body.

Background

At present, various large-scale air supply devices and portable fans such as cap type air supply devices and handheld air supply devices are available in the market, and the portable air supply devices which are more convenient, flexible and efficient are lacked. The existing large-scale air supply device and cap type and hand-held type air supply devices respectively have the defects of single use mode and limited use occasions; most large air supply devices are heavy, large in size, inconvenient to carry, high in power consumption and low in efficiency; if the handheld fan occupies two hands, the handheld fan affects the work and is easy to fatigue after being lifted for a long time; if the existing cap type air supply device is limited in design, integrated in design and poor in flexibility, a plurality of people who are inconvenient to wear the cap and occasions which need to use special caps with requirements are inconvenient to use.

Disclosure of Invention

In order to solve the above problems, the present invention provides a portable air supply device, which is light in weight, small in volume, convenient to use, detachable and combinable as required, capable of forming an air supply device capable of being worn on a human body or suspended for use, having an illumination function, detachable and combinable into a single-use device, such as an independent fan, such as a handheld fan, a small desk fan, and an independent lamp, such as a handheld lamp and a small desk lamp; the device is portable and efficient, and is suitable for various occasions.

Therefore, the technical scheme of the application is as follows:

1. a portable air supply device comprises a wearing part (6), an electric fan and a power supply part; the electric fan comprises fan blades (1) and a driving motor (2); the power supply part comprises a power supply (4) and a switch (5) connected in series between the driving motor (2) and the power supply (4); the power supply (4) provides power for the driving motor (2) to drive the fan blades (1) to rotate.

Preferably, the fan blade of the electric fan is made of soft materials, such as one of soft plastics, soft rubber, soft silica gel, cloth pieces and soft leather, so that the weight of the air supply device can be reduced, and the safety is enhanced.

Preferably, the fan blade may be made of a hard material, such as one of hard plastic, metal, hard rubber, hard silicone, wood and hard cardboard.

Preferably, the diameter of the fan blade of the device is 1-8 cm.

Preferably, the electric fan is provided with a fan frame (3).

Preferably, a protection net (7) is arranged on the fan frame.

Preferably, the electric fan adopts a concealed fan blade design.

The switch is a common switch.

Preferably, the switch is a speed regulating switch or a speed regulator is also connected in series between the common switch and the driving motor.

Preferably, the air supply device is provided with a temperature sensor (23), the speed regulator or the speed regulating switch connected with the temperature sensor is an automatic electronic speed regulator, and the rotating speed and the switch of the fan can be automatically controlled along with the temperature change.

Preferably, the automatic electronic governor also sets the electric fan on time.

Preferably, the power cord of the air supply device is provided with a USB power plug No. 1 (8) which can be inserted into corresponding power jacks (28) of the electric fan and the power supply (4) or round plug jacks are adopted, so that the air supply device is convenient to disassemble and assemble.

Preferably, power jack department still can be equipped with insulating rubber buffer or packing ring, plays insulating waterproof effect.

The wearing part (6) is any one of an earphone frame, a belt, a rope, a chain, a gooseneck, a soft metal wire, an eyeglass frame, an earphone hook, an earplug and an ear nail; the band comprises a wide band and a narrow band; the wearing part is connected with the bottom of the electric fan or the fan frame (3).

Preferably, the two ends of the wearing part (6) are provided with a buckle or a belt buckle for butt joint, a self-adhesive buckle, a buckle No. 6 (40) or a threaded buckle, so that the ends of the wearing part are in butt joint, the wearing part can be conveniently tied to the neck and the like, and wearing is assisted; the buckle No. 2 (24) or the clip buckle (11) or the self-adhesive buckle or the magnetic suction buckle is arranged to connect the wearing part (6) with the frame or the bottom of the electric fan, so that the modular structure design of easy disassembly and assembly connection is realized; the snap is a plug with a larger end inserted into a corresponding hole or groove.

Preferably, the belt, cord, chain can also be replaced with a flexible power cord.

Preferably, the wearing part is provided with a hinge shaft (19) so that the wearing part can be folded to be convenient to carry.

Preferably, the wearing part is provided with a telescopic rod (15) or a slideway, so that the length of the wearing part can be adjusted to meet the requirements of different wearing positions and sizes and the position of the electric fan can be adjusted; the middle section of the body of the gooseneck wearing part is provided with a buckle or a thread buckle (16) for realizing the modular structure design of the disassembly and assembly of the part.

Preferably, the clip (11) is a spring clip or an elastic rubber ring or a round or square plate provided with a hole or a slit capable of clamping a wearing part, and can be used for adjusting the direction and the position of the electric fan.

Preferably, the portable air supply device is provided with a short, thin and flat air blowing nozzle (9) or a buckle-shaped guide plate (17), and the surface of the guide plate (17) parallel to the human body is straight or arc-shaped.

Preferably, the blowing nozzle (9) and the guide plate (17) can also be arranged at the bottom of the fan frame (3) or the electric fan through a buckle No. 4 (26) or a rotating shaft, so that wind blows to a part or a specific position of a human body, which is easy to radiate heat, the efficiency is improved, the disassembly and the assembly are convenient, and the weight is lightened when the wind is not needed.

Preferably, the air supply device is provided with an air supply pipe (21), the air supply pipe is installed and connected to the fan frame (3), or the air supply pipe replaces the fan frame (3), and the electric fan is arranged in the air supply pipe;

preferably, the air supply duct is used as or as part of the wearing part (6), the air supply duct being provided with slits or holes for blowing air.

The power supply (4) is a rechargeable battery box with a rechargeable battery or a common battery box with a common battery or a small charger; the power supply is arranged on the frame of the fan or the wearing part through a buckle No. 3 (25) or a self-adhesive buckle or a power plug jack, or is hung on the neck or placed in the pocket.

Preferably, the power source may be a general battery or a rechargeable battery in the shape of a pellet or column or the like disposed in the wearing part.

Preferably, the power source may also be a solar panel.

Preferably, the power source may also be an external power source.

Preferably, the bottom or the frame of the electric fan, the power supply part and the wearing part are provided with a self-adhesive buckle or a magnetic buckle which is correspondingly matched with the installation buckle No. 1 (18), the buckle No. 2 (24), the buckle No. 3 (25) or the clip buckle (11) or the self-adhesive buckle or the magnetic buckle, so that the three parts can be combined for use or separated for use to form an independent air supply device with a power supply and a wearing part, and the modularized structure design of easy disassembly and assembly connection is realized; the buckle, the clamp, the self-adhesive buckle and the magnetic buckle can also play a role in adjusting the position and the direction of the electric fan on the wearing part.

Preferably, the portable air supply device is provided with a supporting leg (10) or a supporting pad (27) or a supporting frame (41) as a supporting component, and the supporting leg or the supporting pad is connected to the bottom of the electric fan, so that the comfort is improved, the electric fan can generate a distance with a human body, and the blowing-out of wind is facilitated; the supporting component can be fixedly connected to the bottom or the frame or the wearing component of the electric fan, and the supporting component, the bottom or the frame or the wearing component of the electric fan, the frame or the wearing component of the electric fan and the electric fan can form a modular structure design which is easy to split and combine for use through the arranged

fasteners

1, 2 and 3, or 25 or self-adhesive fasteners or magnetic fasteners; one side of the supporting component close to the human body is matched with the shape of the human body, and materials such as sponge, soft silica gel and rubber can be adopted, so that the wearing comfort is improved.

Preferably, the portable air supply device is further provided with a lamp cap (12), the lamp cap (12) can be provided with a section of lamp cap rod (38) capable of being bent and adjusted in direction, such as a gooseneck, and the lamp cap rod can be fixedly connected to a fan frame or a wearing part, can be integrally installed with a supporting part or a fan frame (3) or a wearing part (6) through a power plug No. 2 (39) or a buckle or a magnetic suction buckle or a self-adhesive buckle, and can also be connected with the power supply (4) through the same modularization to form various structural combinations and using modes.

Preferably, the electric fan frame (3) or the supporting component is also provided with a clip (20) which can be used for clamping a mini microphone or a small pen.

Preferably, the electric fan frame (3) is provided with a folding frame (14) which is connected with the bottom of the fan frame (3) or the driving motor (2), so that the electric fan can adjust the angle, the thickness can be reduced when the electric fan is folded at ordinary times, and the electric fan is convenient to carry.

Preferably, the bottom of the driving motor (2) or the folding frame (14) or the fan frame (3) is also provided with a rotating shaft (13) which is connected with a wearing part.

Preferably, the folding rack (14) and the rotating shaft (13) can also be replaced by a gooseneck.

The wearing part is one of clothes, trousers, shoes, caps, masks and gas masks; at the moment, the wearing parts are not provided with mounting holes, the electric fan is externally arranged on the wearing parts, the electric fan is fixedly connected to the wearing parts through the bottom of the driving motor or a fan frame or a supporting part, or is arranged on the wearing parts through a buckle or a magnetic suction buckle or a self-adhesive buckle (31), so that the electric fan is convenient to dismount without using, or the electric fan is additionally provided with a folding frame (14) and a rotating shaft (13) or adopts a small section of gooseneck pipe for folding and steering, the air supply direction is adjusted, and the electric fan is folded and is convenient to carry;

or when the wearing part is one of common clothes, trousers, shoes, caps and masks, the electric fan is embedded into the wearing parts, at the moment, the wearing parts are provided with mounting holes (30) for mounting the electric fan of the air supply device, the periphery of the holes are provided with self-adhesive fasteners (31) or magnetic fasteners or zippers or belt fasteners or buckles or threaded fasteners (33), the frame of the electric fan is also provided with corresponding designs, or the reserved mounting holes are provided with fixing frames (32) or supporting parts, or the supporting parts are arranged under the fixing frames, the fixing frames or the supporting parts are provided with threaded fasteners (33) or buckles or self-adhesive fasteners (31) or magnetic fasteners or zippers or belt fasteners or buckles or the threaded fasteners which are convenient to disassemble and assemble, the electric fan is arranged on the fixing frames or the supporting parts when needed, air is blown into the device to circulate, the mounting holes are sealed by covers with the same connection design when the fixing frames or the fixing frames are disassembled, the cover is made of the same material or one of plastic, rubber and metal as the wearing part in the embodiment; at the moment, an air outlet (34) is also reserved on the wearing part according to the requirement, so that the air circulation is convenient; when the wearing part is a mask, the protection net can be made of the same material as the mask;

or when the wearing parts are clothes, trousers, shoes, hats and gas masks of protective articles, fixing frames (32) are arranged at the positions of reserved mounting holes (30) of the wearing parts, or supporting parts are arranged, or supporting parts are additionally arranged below the fixing frames, threaded buttons (33) or buckles which are convenient to disassemble, assemble and seal are arranged on the fixing frames or the supporting parts, sealing gaskets are arranged, corresponding threaded buttons or buckles are also arranged on the frame of the electric fan and are used for being mounted and connected at the mounting holes, at the moment, the protective net of the air supply device is made of specific materials, such as dustproof and gas-proof filtering materials and filtering boxes, the wearing parts are convenient for people wearing the protective articles such as protective clothing and the like, air outlet holes (34) for preventing air inlet are additionally arranged on the wearing parts and are used for sending air out of the device, and if the air outlet holes are provided with elastic sheets (35) made of rubber or silica gel for sealing, the, the air-out switch is closed when the air is not discharged, so that the air in the air-out switch is convenient to circulate and dissipate heat; when air supply is not required, unnecessary modular components such as the electric fan and the power supply and the switch and the speed regulator can be detached, and the mounting hole can be sealed by a sealing cover or a cover with a frame made of the same material as the wearing component.

The device can accurately supply air and has high efficiency; part of the devices are extremely light, save electricity and are convenient to carry, and have various using modes and functions; is convenient for the requirements of various use occasions.

Drawings

Fig. 1 is a schematic structural diagram of a portable blower with a wearing component being a thin earphone frame or a gooseneck.

Fig. 2 is a schematic structural diagram of the portable blower shown in fig. 6 with the electric fan frame (3), the protective cover (7) and the support legs (10) added to fig. 1.

Fig. 3 is an assembled schematic view of fig. 2.

Fig. 4 is a schematic view of the blower of fig. 3 with each electric fan equipped with a short blowing nozzle (9).

Fig. 5 is a schematic view of the blower of fig. 3 with two blowing nozzles (9) per electric fan.

Fig. 6 is a schematic view of the air blowing device of fig. 3 with the support legs (10) attached.

Fig. 7 is a schematic view of a gooseneck type air supply device provided with a clip (11), a lamp cap (12) and a clip (20).

Fig. 8 is a schematic view of a wearing part of the earphone rack type air supply device, and a hinge shaft (19) and an expansion link (15) or a slideway and a rotating shaft (13) are arranged on the upper side.

Fig. 9 is a schematic view of the electric fan of the air blowing device with a rotating shaft (13).

Fig. 9a is a schematic view of the electric fan frame of the blower with a folding stand (14).

Fig. 9b is a state diagram of the angle adjustment of the electric fan on the rotating shaft (13) and the folding leg (14) in fig. 9a during operation.

FIG. 10 is a schematic view of a gooseneck blower with power supply components built into the gooseneck.

Fig. 11 is a schematic view of the air supply device shown in fig. 10, in which when the wearing part (6) is a gooseneck, the gooseneck is provided with a telescopic rod (15), a threaded buckle (16) and a buckle No. 1 (18).

Fig. 12 is a schematic view of the air supply device in which the wearing part of the air supply device is a wireless earphone hook.

Fig. 12a is a schematic view of a small handheld flashlight formed by splitting the power supply (4) and the lamp holder (12) when the air supply device is modularized, and the small handheld flashlight can also be used as a small desk lamp.

Fig. 13 is a schematic view of a structure in which an electric fan unit of an air blowing device is provided with short double blowing nozzles (9).

Fig. 14 is a schematic view of an arc-shaped baffle (17) with a snap No. 4 (26).

Fig. 15 is a view showing a state where the air blowing device with the wearing member being a band or a string is worn on the chin of the head, and the device is provided with a support member.

Fig. 15a is a view showing a state where the air blowing device with the wearing member being a band or a string is used as a hat band, and the device is provided with a support member.

Fig. 15b is a view showing a state where the air blowing device with the wearing member being a belt, a string, or a chain is worn on the neck.

Fig. 16 is a diagram showing a state where the air blowing device with the wearing part being an earphone frame or a gooseneck is worn on the head.

Fig. 17 is a diagram illustrating a state where the blowing device with the wearing part being an earphone frame or a gooseneck is worn on the neck.

Fig. 18 is a diagram showing a state in which the blower device with the wearing member being a spectacle frame type or a gooseneck is worn on the head.

Fig. 19 is a diagram showing a state in which the air blowing device with the wearing member being an earphone hook is worn on the ear.

Fig. 20 is a view showing a state where the air blowing device with the ear plug as the wearing part is worn on the ear.

Fig. 21 is a diagram showing a state in which the air blowing device with the ear pin as the attachment member is attached to the ear.

Fig. 22 is a view showing a state in which the air blowing device with the wearing member being a mask is worn on the face.

Fig. 23 is a view showing a state in which the air blowing device with the attachment member being a respirator is attached to the face.

Fig. 24 is a view showing a state in which the air blowing device with the wearing member being a cap and the steering member being a gooseneck is worn on the head.

FIG. 25 is a state view of the air blowing device with wearing parts of clothes, trousers and shoes.

Fig. 26 is a view showing a state where the gooseneck is modified into a table top small fan as the air blowing device of the wearing part.

FIG. 27 is a schematic view of an air-moving device with wearing parts being straps, ropes or chains.

Fig. 27a is a schematic view of an air supply device with a wearing component as a power cord.

Fig. 28 is a schematic view of the blower device with the wearing part being an eyeglass frame.

Fig. 28a is a schematic view of an air blowing device with a wearing part being a spectacle frame without a lens frame.

Fig. 29 is a schematic view of an air delivery device with a wearing part being an earplug.

Fig. 29a is a schematic view of an air supply device with an earplug wearing component, which further comprises a neck-worn earphone frame.

Fig. 30 is a schematic view of an air supply device with a wearing part being an earphone hook.

Fig. 31 is a schematic view of an air blowing device in which the wearing part is an ear stud.

Fig. 32 is a schematic view of an air blowing device in which the wearing member is a mask.

FIG. 33 is a schematic view of an air delivery device with a donning member being a respirator.

Fig. 34 is a schematic view of an air supply device with a blower tube (21) as a wearing component, and an annular narrow-slit air outlet (36) is arranged for air outlet.

Fig. 35 is a schematic view of an air supply device with a blower tube (21) as a part of wearing parts, an air outlet (37) with a short slit is used for air outlet, a telescopic rod (15) and an earphone frame are arranged as part of wearing parts (6), a power supply (4) and the wearing parts are installed and connected into a whole, and a supporting pad (27) is further arranged.

Fig. 36 is a schematic view of an air supply device with a wearing part (6) being an earphone frame or a gooseneck, in which a fan frame is replaced by an air supply pipe (21), an air inlet (22) with an annular narrow slit is used for air inlet, and an air outlet (37) with a short slit is used for air outlet.

Fig. 37 is a schematic view of a square blower with a fan frame (3), the wearing part is a belt, which is provided with a clip (11), and two ends of the belt are provided with belt buckles (42) or self-adhesive buckles or buckles.

Fig. 37a is a detachable independent hand-held fan from fig. 37.

Fig. 37b shows a band of fig. 37, which can be attached to the neck and used as a hat band.

Fig. 37c is a schematic view of fig. 37b with elastic (43) in place.

Fig. 38 is a schematic view of fig. 37 with a protective net (7) and a support frame (41) fixedly connected, wherein one side of the support frame close to the human body is fitted with the shape of the human body.

Fig. 39 is a schematic view of the detachable support bracket (41) being mounted on the fan frame (3) through the buckle No. 1 (18) or the self-adhesive buckle or the magnetic buckle.

Fig. 39a and 39b are exploded views of fig. 39, and fig. 39a can be used as a hand-held fan or a small table fan.

Fig. 39b shows a hat band with a chin patch.

Fig. 39c is a schematic view of the strap of fig. 39b fixedly connected with the support frame (41) as a whole.

FIG. 40 is a schematic view of the portable blower of FIG. 38 with the lamp head (12) attached to the base rod (38) of gooseneck material.

Fig. 41 is a schematic view of fig. 40 with the protection net (7) removed, and with a fixing frame (32) (the fixing frame (32) is different from a fan frame (3) next to the fan blades), a folding frame (14) and a rotating shaft (13), the fixing frame is mounted on the supporting frame (41) through a buckle No. 1 (18) or a self-adhesive buckle or a magnetic buckle.

Fig. 41a is a state diagram of the fixed frame part and the supporting frame (41) in fig. 41 separated for use, and is a small table fan with a table lamp illumination function.

Fig. 41b is a schematic view of the small desk lamp and the small desk fan in fig. 41a being separated into a small mobile phone and an independent small desk fan.

Fig. 42 shows the shaft (13) of fig. 41 with small clips (44) attached, which snap into the frame (32) and are separate from the frame (32).

Fig. 42a is a view showing a separate clip fan with an adjustable blowing angle, with the center portion of fig. 42 taken out.

Fig. 42b is a schematic view of the frame (32) of fig. 41 being formed as a bezel clip (45).

Fig. 42c is a schematic view showing the fixing frame (32) without the support frame (41) in fig. 42 and with the clip (11) attached to the wearing member.

Fig. 42d is a schematic view of the fan frame of fig. 41 without the support frame (41) provided with a clip (11) for mounting to a wearing part.

Fig. 43 is a schematic view showing the electric fan mounted in a flexible and deformable oblong air delivery pipe (46).

Fig. 44 is a schematic view of a long and flat air supply duct (47) connected to a fan frame of the electric fan.

The technical solution of the present invention will be described in detail with reference to the accompanying drawings and detailed description.

Detailed Description

Example 1

As shown in fig. 1, a portable air supply device specifically includes: the wearing part (6) is a gooseneck, two electric fans and a power supply part; the electric fan comprises fan blades (1) and a driving motor (2); the power supply part comprises a power supply (4) and a switch (5) connected in series between the driving motor (2) and the power supply (4); the power supply (4) provides electric power for the driving motor (2) to drive the fan blades (1) to rotate; the driving motor (2) is arranged at the two ends of the gooseneck through the bottom; the electric fan blade is made of soft materials, such as one of soft plastics, soft rubber, soft silica gel, cloth pieces and soft leather; the weight of the air supply device can be further reduced by adopting soft fine foam polyurethane materials and soft foam silica gel, particularly common soft polyurethane and soft vulcanized rubber; this embodiment adopts simple and convenient structure, and light in weight strengthens the security again, is difficult to hinder human skin, and the flabellum is also difficult for rupture damage portable, conveniently wears in the human body.

The power supply (4) is a rechargeable battery box with a built-in rechargeable battery or a common battery box with a built-in common battery, or a small charger power supply, or a solar panel; the power supply is fixedly connected with or arranged on a fan frame or a wearing part through a buckle No. 3 (25) or a self-adhesive buckle shown in figure 2, so that the fan frame or the wearing part is convenient to disassemble, assemble, replace or combine for use, or is hung on the neck or placed in a pocket, or is arranged in the wearing part as shown in figure 10, and a common battery or a rechargeable battery, which is made into a granular or columnar shape, such as the power supply is arranged in a gooseneck; the buckle is a plug with a slightly larger end head and is inserted into a corresponding hole or groove to be clamped, so that the plug is easy to quickly plug, pull and disassemble, and the modular design of the device is realized, as shown in a buckle No. 1 (18) in fig. 2.

As an improvement of the embodiment, the switch is a speed regulating switch or a speed regulator is connected in series between the switch (5) and the driving motor (2); the power cord of the air supply device is provided with a USB type power plug No. 1 (8) which can be inserted into the power jacks (28) of the corresponding electric fan and the power supply (4) or round plug jacks are adopted, so that the disassembly and the assembly are convenient; or the power supply is arranged on the fan frame or the wearing part through the corresponding power plug jack; or the power supply is an external power supply, such as a socket or a charger, and is convenient for people who sit for a long time to work; an insulating rubber plug or a gasket can be further arranged at the power jack opening to play a role in insulation and water resistance.

As another improvement of the embodiment, a telescopic rod (15) as shown in figure 8 is also arranged on the gooseneck, and the length of the telescopic rod is adjusted to meet the requirement of the size of the human body.

As a further improvement of the embodiment, the surface of the gooseneck is provided with a layer of silica gel, rubber or soft plastic or baking varnish as a protective layer, so that the health problems of allergy, discomfort and the like caused by direct contact of metal with a human body are avoided, and the effects of insulation and water resistance are also achieved.

This embodiment utilizes the extremely strong deformation and shape-keeping ability of the gooseneck, can be deformed into an earphone-frame type air supply device or a spectacle-frame type air supply device, can be worn on different parts of a human body, such as the head and the neck, can be deformed to be hung for use, can be deformed into a handheld fan, and can be deformed into a desk fan, and fig. 26 is a state diagram of the desk fan deformed by the gooseneck.

Example 2

Unlike embodiment 1, the fan blade (1) of the electric fan may be made of a rigid material, such as one of rigid plastic, metal, rigid rubber, rigid silica gel, wood and hard board; for example, common plastics such as polyethylene, polypropylene, polyvinyl chloride and common steel materials can be adopted; or the fan blade can be made of polystyrene foam plastics, aluminum, rigid polyurethane foam materials, rigid foam silica gel, wood and hardboard, so as to further reduce the weight of the fan blade, and the rigid rubber and the rigid silica gel have toughness and are not easy to break and damage; the embodiment and the embodiment 1 are simple in structure, the weight of the air supply device can be reduced, and the air supply device is convenient to wear on a human body.

As an improvement of the embodiment, as shown in fig. 2 and fig. 3, the electric fan of the air supply device is provided with a fan frame (3) and a protection net (7); the frame of the fan is made of common plastics, steel and the like, and can also be made of polystyrene foam plastics, aluminum, wood and the like to reduce the weight; the power supply (4) can be a granular or columnar common battery or a rechargeable battery arranged in the gooseneck, and the speed regulation switch and the power line are also arranged in the gooseneck, so that the volume of the device is greatly reduced, as shown in figure 10.

As another improvement of the embodiment, as shown in fig. 7, the end of the gooseneck is provided with a buckle No. 6 (40) for facilitating auxiliary wearing of the end in butt joint, or as shown in fig. 2, a buckle No. 2 (24) is provided for connecting the end with the fan frame or the bottom of the driving motor, so as to realize a modular structure design with easy disassembly and assembly, as shown in fig. 11, a screw thread buckle (16) is provided in the middle of the gooseneck, so that the device can be combined and disassembled for use; as shown in fig. 7, the portable blower is provided with a clip (11), the clip (11) is a spring clip or an elastic rubber ring, and the direction and position of the electric fan can be adjusted; as shown in fig. 7 and 12a, a lamp holder (12) is further provided, the lamp holder (12) may be provided with a section of lamp holder rod (38) which can be bent and adjusted in direction, the lamp holder rod may be made of gooseneck, and may be fixedly connected to the fan frame or wearing part, or may be integrally installed with the fan frame (3) or wearing part (6) through a buckle, a magnetic suction buckle, a self-adhesive buckle, or a power plug No. 2 (39), or may be connected with the power supply (4) through the same modular connection design, so as to produce various structural combinations and usage modes; such as forming a small flashlight, as shown in fig. 12a, or a small desk lamp, and a pair of earphone hook type air supply devices which transform gooseneck into a wireless earphone hook, as shown in fig. 12; buckle No. 6 (40) etc. can make the gooseneck dock the use of cyclization and drop when preventing to wear, if wear when the neck.

Example 3

Different from the improved embodiment in the above embodiment 2, the electric fan of the air supply device does not have to be provided with a protection net, and the electric fan adopts a hidden fan blade design; for example, in the design of a bladeless fan, electric fans of a common propeller fan and a common turbofan are arranged in an air supply pipe (21) or a fan frame (3), an air inlet (22) adopts the design of an annular narrow slit air port or the design of a straight line or arc line-shaped air port narrow slit, and an air outlet (37) also adopts the design of a straight line or arc line-shaped air port short narrow slit, as shown in fig. 36; or the air inlet is a pipe opening, the blast pipe has a certain length, the blast pipe can be connected to the fan frame or used as the fan frame, and the air inlet is far away from the fan blades; or the pipe orifice or the pipe wall is provided with an air inlet and a protection net or dense small holes with similar protection nets, the air outlet is designed in such a way that the pipe orifice is far away from the fan blades, or the air outlet is also a straight line or arc line-shaped or annular narrow-slit air outlet (36), such as the air inlet and the air outlet shown in figures 34 and 35, the wearing part shown in figure 34 is an air supply pipe, and figure 35 shows that the air supply pipe is used as a part of the wearing part and is combined with the earphone frame; this embodiment can avoid the foreign matter to touch the flabellum, also can realize accurate efficient air supply to the position that the human body is easily hot easily sweat easily dispels the heat, like behind the ear, nape, back.

Example 4

As shown in fig. 1, different from the above embodiment, the wearing component of the air supply device is an earphone frame, the earphone frame may be made of hard metal, hard plastic, or elastic rubber, silica gel, or soft elastic plastic, such as a solid earphone frame, or a tubular earphone frame, so that a power line can conveniently pass through the earphone frame, or a plate-shaped earphone frame with certain hardness and elasticity is made; fig. 1 is a schematic view of the wearing part being an earphone frame, which is made of a thin hard metal frame, a thin plastic frame or a silicone frame.

As a modification of this embodiment, as shown in fig. 8, 9a, 9b, a folding frame (14) and a rotating shaft (13) are provided at the bottom of the electric fan frame (3) or the electric fan, the bottom end of the folding frame (14) or the rotating shaft (13) is connected with the wearing part, which makes the electric fan adjustable in angle, and the thickness of the electric fan can be reduced during folding, and is also convenient for carrying, and the folding frame (14) and the rotating shaft (13) can be replaced by a gooseneck; as shown in fig. 8, the middle of the earphone frame is further provided with a slide way or a telescopic rod (15) for adjusting the length of the earphone frame to adapt to the size of the human body at the wearing part, and the hinge shaft (19) is arranged to enable the earphone frame to be folded for convenient carrying.

As a modification of this embodiment, as shown in fig. 6, a supporting foot (10) is provided, or as shown in fig. 36, a supporting pad (27) is provided, or as shown in fig. 7, a supporting frame (41) is provided as a supporting component, which can make the electric fan generate a distance with the human body, facilitate the blowing out of wind, and also increase the wearing comfort; the supporting legs or the supporting pads can be fixedly connected to the bottom of the electric fan or a frame or a wearing part, and can also form a modular structure design which can be used in a combined manner or in a split manner with the electric fan and a power supply through the arranged fasteners No. 1 (18), No. 2 (24) and No. 3 (25) or self-adhesive fasteners or magnetic fasteners, so that the supporting legs or the supporting pads are convenient to disassemble and lighten the weight when not in use; the using state is as shown in fig. 16 and 17, and the utility model can be worn on the head and the neck; the bottom end of the folding leg (14) or the rotating shaft (13) can also be connected with a supporting part, and the supporting part is further arranged and connected on the wearing part.

Example 5

Unlike the above embodiment, as shown in fig. 27a, the wearing part (6) of the air supply device is a belt or a rope or a chain, and the three are flexible wearing articles, wherein the belt comprises a wide belt and a narrow belt; the electric fan and the fan are arranged or fixed at the bottom of an electric fan of the air supply device or on a fan frame (3) or a supporting component, and the end heads of the electric fan and the fan frame can be provided with a buckle for tying or butting, a self-adhesive buckle or a buckle No. 6 (40) or a threaded buckle, so that the end heads of the electric fan and the fan frame are butted, and the electric fan and the fan frame are conveniently tied to the neck to assist in wearing; the using state is shown in fig. 15, 15a and 15b, and fig. 27 is a schematic structural diagram; the belt, the rope and the chain can also be replaced by a soft power cord of the air supply device; the belt, the rope and the chain are also provided with elastic bands which can be adjusted in length, or the elastic bands can be directly used as wearing parts to adapt to different human body size requirements.

This embodiment has various variants of fig. 37 to 42d, as follows:

as shown in fig. 37, which is a schematic view of a square blower with a fan frame (3), a wearing part is a belt provided with a clip (11), belt clips (42) or self-adhesive fasteners or buckles are arranged at two ends of the belt, which can be decomposed into an independent fan shown in fig. 37a, which can be used by hand or used as a small table fan, and a belt shown in fig. 37b, which can be tied to the neck or used as a hat band, and when the belt is used as the hat band, the connection mode with the hat can be a hat band lock catch or hook or a belt clip or a self-adhesive fastener or a magnetic suction fastener or a thread fastener or a buckle or a clip arranged at two ends of the hat band, so as to realize modular structure design or fixed connection; fig. 37c is a schematic view of fig. 37b with elastic (43) in place.

Fig. 38 is a schematic view of fig. 37 with a protective net (7) and a support frame (41) fixedly connected, wherein one surface of the support frame close to the human body is fitted with the shape of the human body, and the support frame (41) can be replaced by a support pad (27).

Fig. 39 is a schematic view of a detachable support frame (41) mounted on a fan frame (3) through a buckle No. 1 (18) or a self-adhesive buckle or a magnetic buckle, fig. 39a and 39b are the detachable views of fig. 39a, and fig. 39a can be used as a hand-held fan or a small table fan; FIG. 39b illustrates a hat band with a chin patch; fig. 39c is a schematic view of the strap of fig. 39b fixedly connected with the support frame (41) as a whole.

Fig. 41 is a schematic view of fig. 40 with the protection net (7) removed, a fixing frame (32) (the fixing frame (32) is different from a fan frame (3) close to the fan blades), a folding frame (14) and a rotating shaft (13) additionally arranged, and the fixing frame is arranged on a support frame (41) through a buckle No. 1 (18) or a self-adhesive buckle or a magnetic buckle; the support frame (41) and the support pad (27) can be collectively called as a support seat, a jaw pad of a common helmet, a safety helmet, an armcap or a police cap can be used as a support seat of the air supply device, and the material is usually soft plastic, rubber or silica gel; FIG. 41a is a view showing a state where the fixing frame portion of FIG. 41 is separated from the supporting frame (41) for use, and is a small desk fan with a desk lamp lighting function; fig. 41b is a schematic view of the small desk lamp and the small desk fan in fig. 41a being separated into a small mobile phone and an independent small desk fan.

FIG. 42 is the view of FIG. 41 with the shaft (13) fitted with small clips (44) which snap into the frame (32) and are separated from the frame (32); FIG. 42a is a view of the clip fan of FIG. 42 with the center portion removed to provide an adjustable blowing angle; FIG. 42b is a schematic view of the frame (32) of FIG. 41 configured as a side frame clip (45), the side frame clip (45) being a large clip that substantially reduces the size of the frame when folded; FIG. 42c is a schematic view showing the frame 42 without the support bracket 41 and the fixing frame 32 with the clip 11 mounted on the wearing part; fig. 42d is a schematic view of fig. 41 without the support frame (41) and with the fan rim provided with the clip (11) for mounting the wearing part.

This embodiment can be worn directly on the head, as shown in fig. 15, or worn as a hat band on the chin, as shown in fig. 15a, or worn on the neck, as shown in fig. 15b, or worn on other parts of the human arm, etc.

The various variants of the blowing device in fig. 37 to 42d are not limited to the wearing part (6) being a belt, but also can be applied to other wearing parts of the present application, and only the suitable clip (11) or other installation connecting parts such as self-adhesive buckle or magnetic attraction buckle are selected according to the difference of wearing parts, so as to realize the modular structure design, or adopt the fixed connection mode.

Example 6

Different from the embodiment, the wearing part of the air supply device is a soft metal wire, such as a copper wire and an aluminum wire, and the wearing part is not hollow, is similar to a gooseneck, and can be used in a deformed manner; they may also be used instead of power supply lines.

Example 7

Different from the embodiment, the wearing part of the air supply device is an eyeglass frame, and the electric fan is arranged in the middle of the eyeglass legs or at the side part of the eyeglass frame and can be worn on the head; or the joint of the foot of the glasses leg and the glasses frame can be provided with a hinge shaft (19) which is convenient for folding, storing or carrying; fig. 18 is a view showing a state where the head is worn, and the structure is as shown in fig. 28 and 28 a.

Example 8

Different from the embodiment, the wearing part of the air supply device is a wireless earphone hook which can be hung on the ear root, and the material of the earphone hook is preferably rubber and is preferably plastic; as shown in fig. 19 and 30.

Example 9

Different from the embodiment, the wearing part of the air supply device is an earplug, can be hung on an ear pit, and can be connected with an electric fan by a tether, a chain or a power cord; as shown in fig. 20, 29 a; fig. 29a is a schematic view of the earplug combined with the ear-headphone frame as a wearing part, and when the earplug and the cord and chain connected to the electric fan are removed, the air supply device becomes an ear-headphone frame air supply device worn on the neck.

Example 10

Different from the embodiment, the wearing part of the air supply device is an ear nail which can be hung on an ear lobe, and the weight of the air supply device is required to be smaller, preferably not more than 20 g; the ear nail connected with the electric fan can be connected with the connecting rod or the rope, the chain or the power line or the rotating shaft 13 and the folding frame 14; as illustrated in fig. 21, 31; the ear nails can also be replaced by ear rings or ear drop hooks.

Example 11

Different from the embodiment, the wearing part is one of clothes, trousers, shoes, caps, masks and gas masks; at the moment, the wearing parts are not provided with mounting holes, the electric fan is externally arranged on the wearing parts, the electric fan is fixedly connected to the wearing parts through the bottom of the driving motor or the fan frame (3) or the supporting legs (10) or the supporting pads (27) or the supporting frames (41) as the supporting parts, or is arranged on the wearing parts through buckles or magnetic suction buckles or self-adhesive buckles, and the electric fan is convenient to dismount when not used;

as an improvement of the embodiment, the electric fan is additionally provided with a folding rack (14) and a rotating shaft (13) or adopts a small section of gooseneck, and the electric fan is fixedly connected to wearing parts through the bottoms of the folding rack and the rotating shaft or is arranged on the wearing parts through a buckle No. 5 (29) or a threaded buckle or a magnetic suction buckle or a self-adhesive buckle or a power plug jack at the bottom for folding and steering, adjusting the air supply direction and facilitating carrying;

FIG. 24 is a view showing a state where the air blowing device with the wearing part being a cap and the turning part being a gooseneck is worn on the head, and FIG. 25 is a view showing a state where an electric fan is provided on the shoulder of the clothes to blow air toward the neck and the head of the human body; FIG. 32 is a schematic view of the electric fan mounted externally to the mouth piece.

Example 12

Different from the embodiment 11, when the wearing parts (6) are common clothes, trousers, shoes, caps and masks, the electric fan is embedded into the wearing parts, namely, a mounting hole (30) for mounting the electric fan of the air supply device is reserved on the wearing parts, the electric fan is fixedly connected to the mounting hole, or self-adhesive fasteners (31) or magnetic fasteners or zippers or belt fasteners or buckles or threads are arranged around the hole, and the fan frame (3) of the electric fan or the bottom of the driving motor (2) is correspondingly designed; or a fixing frame (32) is arranged at the reserved mounting hole, or a supporting leg (10) or a supporting pad (27) or a supporting frame (41) is arranged as a supporting component, or the supporting component is additionally arranged below the fixing frame, a threaded fastener (33) or a buckle or a self-adhesive fastener (31) or a magnetic fastener or a zipper or a belt fastener or a buckle or a threaded fastener design which is convenient to disassemble and assemble is arranged on the fixing frame or the supporting component, when necessary, the electric fan is arranged on the fixing frame or the supporting component through the bottom of a driving motor or a fan frame, wind is blown into the fixing frame to circulate the air in the device, when the fixing frame or the supporting component is disassembled, the hole is sealed by a cover with the same connection design, and the cover is made of the; an air outlet (34) is reserved on the wearing part, so that air circulation is facilitated; the wearing part is the same material of the mask as the protection net of the air supply device of the mask;

as shown in fig. 22 and 25, fig. 22 is a schematic view showing the air blowing device with the mask as a wearing part, and in fig. 25, a motor fan is embedded at the chest of the clothes, the thigh of the trousers, the ankle of the shoes, and the top of the hat.

Example 13

Different from the embodiment 12, when the wearing parts are clothes, trousers, shoes, caps and gas masks of protective articles, the electric fan is embedded into the wearing parts, mounting holes (30) for mounting the electric fan of the air supply device are reserved on the wearing parts, the electric fan is fixedly connected to the mounting holes, or a fixing frame (32) is arranged at the reserved mounting holes, or supporting legs (10) or supporting pads (27) or supporting frames (41) are arranged or further arranged as supporting parts, threaded buckles (33) or buckles convenient for disassembly, assembly and sealing design are arranged on the fixing frame or the supporting parts, a sheet sealing ring pad is arranged on the fixing frame or the supporting parts, corresponding threaded buckles or buckles are also arranged on the frame of the electric fan, and at the moment, the protective net of the air supply device is made of specific materials, such as dust-proof and gas-proof filtering materials and filtering boxes, and is convenient for people wearing the protective articles such as protective clothing; the anti-poison filtering material refers to dust filtering cotton, poisonous dust filtering screen cloth, activated carbon net and the like, and the filtering box refers to a special dust and poisonous gas filtering box for safety protection articles; air outlets are not additionally arranged on the wearing parts, air is discharged by utilizing the original openings of the wearing parts, or air outlets (34) for preventing air from entering are arranged on the wearing parts, for example, the air outlets are provided with flexible sheets (35) made of rubber or silica gel and capable of fluttering for sealing, the flexible sheets can be opened when air is discharged and closed when air is not discharged, and air circulation and heat dissipation in the flexible sheets are facilitated; when air supply is not required, the unnecessary modular components such as the electric fan and the power supply and the switch and the governor can be removed, and the mounting hole can be closed with a sealing cover or a cover with a frame made of the same material as the wearing component, as shown in fig. 25. Fig. 33 is a schematic view showing the mounting of the electric fan on the respirator, and fig. 23 is a view showing a state in which the respirator is worn.

Example 14

On the basis of the above embodiment, the air supply device is provided with a short and flat air blowing nozzle (9) or a buckled guide plate (17) which is fixedly connected to the frame (3) of the fan or the bottom of the electric fan, and the surface of the guide plate (17) parallel to the human body can be straight or arc-shaped; the blowing nozzle (9) and the guide plate (17) can also be arranged at the bottom of a fan frame or an electric fan through a buckle No. 4 (26) or a rotating shaft, so that the blowing nozzle and the guide plate can rotate or bend, wind blows to a part or a specific position of a human body, which is easy to radiate heat, the efficiency is improved, the disassembly and the assembly are convenient, and the weight is lightened when the disassembly and the assembly are not needed. As shown in fig. 4, 5, 13, 14;

as a modification of this embodiment, an air supply pipe (21) is provided instead of the blowing nozzle (9) or the guide plate (17), the air supply pipe (21) is a hollow pipeline, and the air supply pipe is fixedly connected to or mounted on the fan frame (3) through a buckle or a thread buckle, or the air supply pipe is arranged in place of the fan frame (3) to mount the electric fan therein, as illustrated in fig. 36.

As a modification of this embodiment, as shown in FIG. 43, the portable air blower is a long circular air blower (46) whose direction can be adjusted by bending deformation, and is used in place of or in combination with the air blowing nozzle (9) or the buckle-shaped deflector (17) to blow air to a specific part of the human body.

As another improvement of this embodiment, as shown in fig. 44, the portable air supply device has a long and flat air supply pipe (47) instead of or in combination with the blowing nozzle (9) or the buckle-shaped deflector (17), which can reduce the thickness and improve the heat dissipation efficiency and the wearing comfort.

Example 15

The difference between the above embodiments is that, as shown in fig. 34 and 35, the wearing part (6) is a blast pipe or a blast pipe is used as a part of the wearing part, and the blast pipe is provided with a slit or a round hole for blowing air to radiate heat to the human body; FIG. 34 is a schematic view of a ring-shaped air supply pipe as a wearing part, which is provided with a ring-shaped narrow slit air outlet (36) thereon and is worn on the neck of a human body to supply air to the head and the body; as shown in fig. 35, the air supply pipe is a schematic view of a part of a wearing part, and is provided with two electric fans and an air inlet (22) with a narrow annular slit, the air supply pipe is provided with an air outlet (37) with a short slit or a hole, so that air can be accurately supplied to parts of a human body, such as ears, nape, back and the like, which are prone to sweat and heat dissipation, and is also provided with a telescopic rod (15) for adjusting the length of the device, so as to meet the size requirement of the human body, and an earphone rack is provided as a part of the wearing part (6), and a power supply (4) and the earphone rack are connected into a whole and used as a part of the wearing part, at this time, a power supply line is internally provided, and a power switch (5) can be integrated on the wearing part, and a self-adhesive buckle; as an improvement of the embodiment, a supporting pad (27) is also arranged for improving the wearing comfort and facilitating the air supply; the material of the supporting pad (27) is preferably silica gel or sponge, or rubber, plastic and the like. Fig. 36 is a schematic view of the wearing part being an earphone rack or a gooseneck and the electric fan being placed in the air supply tube. This example is also partially described in example 3.

Example 16

On the basis of the above embodiment, a temperature sensor (23) and a corresponding automatic electronic speed regulator of the fan are arranged, the temperature sensor (23) transmits the temperature signal of the human body or the air to the automatic electronic speed regulator integrated in the switch box, the automatic electronic speed regulator of the fan automatically controls the rotating speed of the fan by adjusting the resistance voltage of a fan circuit or in a PWM mode, when the temperature of the human body or the environment is high, the automatic electronic speed regulator automatically increases the rotating speed of the fan, and when the temperature of the human body or the environment is low, the rotating speed of the fan is automatically reduced or the rotation of the fan is stopped, so that the electricity saving and the efficiency improvement are facilitated, and the comfort level of the human body is greatly.

As an improvement of the embodiment, the air supply device is provided with a plurality of electric fans, and the automatic electronic speed regulator adjusts the air volume or the air supply position by controlling different switches of the plurality of fans to adapt to the requirements of human bodies.

As another improvement of the embodiment, the automatic electronic governor can set the working time of the fan, which is convenient for users.

The embodiments described above are only preferred embodiments of this patent application, and other persons can recombine and decorate the application according to the principle and scope of this application, and the scope of this application should be considered as the protection scope of this application.

The method has the advantages of easily available materials, easily controlled cost and low process difficulty, is suitable for the vast population and is easy to popularize; the device structure is portable, and is small, light in weight conveniently carries, and is energy-conserving high-efficient, can wear to the human body and send wind to the human specific easy hot easy sweat easy radiating position, combines the dismantled and assembled design of modularization, and is nimble changeable, and further automatic speed regulation still can be realized to the fan, adapts to multiple occasion needs, can bring comfortable experience for masses.

Claims

1. A portable air supply device comprises a wearing part (6), an electric fan and a power supply part; the electric fan comprises fan blades (1) and a driving motor (2); the power supply part comprises a power supply (4) and a switch (5) connected in series between the driving motor (2) and the power supply (4); the power supply (4) provides electric power for the driving motor (2) to drive the fan blades (1) to rotate;

it is characterized in that:

the electric fan blade (1) is made of soft material or hard material;

the soft material is one of soft plastic, soft rubber, soft silica gel, cloth pieces and soft leather;

the hard material is one of hard plastic, metal, hard rubber, hard silica gel, wood and hard board;

all parts of the portable air supply device are fixedly connected or are designed into a modular structure which is easy to split and combine for use.

2. The portable air delivery apparatus of claim 1, wherein: the electric fan is provided with an electric fan frame (3); the fan frame (3) is provided with a protection net (7), or the electric fan is designed to be a hidden fan blade, so that foreign matters are prevented from touching the fan blade.

3. The portable air delivery apparatus of claim 1, wherein: the switch (5) is a common switch or a speed regulating switch, or a speed regulator is connected in series between the common switch and the driving motor (2); or the air supply device is provided with a temperature sensor (23), the speed regulator or the speed regulating switch connected with the temperature sensor is an automatic electronic speed regulator, and the rotating speed and the switch of the electric fan can be automatically controlled along with the temperature change; the automatic electronic speed regulator can set the working time of the electric fan; the power cord of the air supply device is provided with a USB power plug No. 1 (8) which can be inserted into the corresponding power jacks (28) of the electric fan and the power supply (4) or round plug jacks are adopted, so that the disassembly and the assembly are convenient; or an insulating rubber plug or a gasket is arranged at the power jack opening, so that the insulating and waterproof effects are achieved.

4. The portable air delivery apparatus of claim 1, wherein: the wearing part (6) is any one of an earphone frame, a belt, a rope, a chain or a gooseneck, a soft metal wire, an eyeglass frame, an earphone hook, an earplug and an ear nail; the band comprises a wide band and a narrow band; or the belt, the rope and the chain are replaced by a soft power line; or the ear nail is replaced by an ear ring and an ear drop hook; the wearing part is directly worn for use, or two ends of the wearing part (6) are provided with a buckle or a belt buckle for butt joint, a self-adhesive buckle, a buckle No. 6 (40) or a threaded buckle to enable the ends of the wearing part to be in butt joint, so as to assist in wearing; the wearing part (6) is connected with the frame of the fan or the bottom of the driving motor by a buckle No. 2 (24) or a clip (11) or a self-adhesive buckle or a magnetic suction buckle, so that the modular structure design of easy disassembly and assembly connection is realized; the wearing part (6) can not be folded or is provided with a hinge shaft (19) so that the wearing part can be folded to be convenient to carry; the wearing part (6) can not adjust the length or is provided with a telescopic rod (15) or a slideway or an elastic band which can adjust the length so as to meet the requirements of different wearing parts and human body sizes; or the wearing part (6) is an elastic band; the surface of the wearing part is not provided with a protective layer, or a layer of silica gel or rubber or soft plastic or baking varnish is arranged as the protective layer.

5. The portable air supply apparatus as recited in claims 1 and 2, wherein: the air blowing nozzle (9) or the guide plate (17) is arranged, and the surface of the guide plate (17) parallel to the human body is straight or arc-shaped; the air blowing nozzle (9) and the guide plate (17) are fixedly connected, or the air blowing nozzle (9) and the guide plate (17) are respectively arranged at the frame (3) of the electric fan or the bottom of the electric fan through a buckle No. 4 (26) or a rotating shaft, so that the directions of the air blowing nozzle and the guide plate can be adjusted, wind blows to a part or a specific position of a human body, which is easy to radiate heat, the efficiency is improved, the disassembly and assembly are convenient, and the weight is lightened when the disassembly and assembly are not needed; or an air supply pipe (21) is arranged, the air supply pipe is fixedly connected with or arranged on the fan frame (3) through a buckle or a thread buckle, or the air supply pipe (21) replaces the fan frame to place the electric fan therein; or the wearing part is an air supply pipe (21) or the air supply pipe (21) is used as a part of the wearing part, and the air supply pipe is provided with an annular narrow slit air outlet (36) or a short slit air outlet (37) or a hole for blowing air; or the portable air supply device is provided with a long round air supply pipe (46) or a long flat air supply pipe (47).

6. The portable air delivery apparatus of claim 1, wherein: the power supply (4) is a rechargeable battery box with a rechargeable battery or a common battery box with a common battery, or a small charger, or a solar panel; the power supply is fixedly connected with or arranged on the fan frame (3) or the wearing part (6) through a buckle No. 3 (25) or a self-adhesive buckle or a power plug jack, or hung on the neck or placed in the pocket, or placed in the wearing part (6); or the power supply is an external power supply.

7. The portable air supply apparatus as recited in claims 1 and 2, wherein: the electric fan is provided with supporting feet (10), supporting pads (27) or supporting frames (41) as supporting parts which are fixedly connected to the bottom of the electric fan or a frame of the fan or a wearing part, or the supporting feet, the supporting pads or the supporting frames are provided with installation buckles No. 1 (18), No. 2 (24), No. 3 (25) or a clip (11) on the supporting feet, the supporting pads or the supporting frames or the wearing part, or the supporting feet, the supporting pads or the supporting frames and the frame of the electric fan, the power supply part and the wearing part, or the supporting feet, the supporting pads or the supporting frames; the clamping buckle (11), the self-adhesive buckle and the magnetic buckle can also play a role in adjusting the position and the direction of the electric fan on the wearing part; the middle section of the body of the wearing part (6) is provided with a thread buckle (16) or a buckle, so that the wearing part can be detached and combined for use.

8. The portable air supply apparatus as recited in claims 1 and 2, further comprising: the lamp holder (12) is provided with a lamp holder rod (38) which can be bent and adjusted in direction and is fixedly connected to a fan frame or a wearing part, or is connected with the power supply (4) through the installation and connection design that a power plug No. 2 (39) is inserted into a power jack (28) or a buckle or a magnetic suction buckle or a self-adhesive buckle and the fan frame (3) or a supporting part or the wearing part (6) to be detached and combined into an independent lighting device or an air supply device; the electric fan frame (3) or the supporting component is provided with a clip (20) for clamping a mini microphone or a small pen.

9. The portable air supply apparatus as recited in claims 1 and 2, wherein: the electric fan is provided with a folding frame (14) and a rotating shaft (13), is fixedly connected to the wearing part through the bottoms of the folding frame and the rotating shaft, or is arranged on the wearing part through a buckle No. 5 (29) or a thread buckle or a magnetic suction buckle or a self-adhesive buckle or a power plug jack at the bottom, is used for folding and adjusting the air supply direction, reduces the thickness of the device during folding at ordinary times and is convenient to carry; or the folding rack (14) and the rotating shaft (13) are replaced by gooseneck tubes.

10. The portable air supply apparatus as recited in claims 1 and 2, wherein: the wearing part (6) is one of clothes, trousers, shoes, caps, masks and gas masks; at this time, the electric fan is engaged with the wearing part by any one of the following four a.b.c.d. methods:

A. the wearing parts are not provided with mounting holes, the electric fan is externally arranged on the wearing parts, and the electric fan is fixedly connected to the wearing parts through the bottom of the driving motor or a fan frame (3) or a supporting part, or is arranged on the wearing parts through a buckle or a magnetic suction buckle or a self-adhesive buckle (31), so that the electric fan is convenient to dismount when not used;

or B, the wearing parts are not provided with mounting holes, the electric fan is additionally provided with a folding frame (14) and a rotating shaft (13) or adopts a small section of gooseneck for folding and steering, and the electric fan is fixedly connected to the wearing parts through the bottoms of the electric fan or the electric fan is mounted on the wearing parts through a buckle No. 5 (29) or a thread buckle or a magnetic suction buckle or a self-adhesive buckle or a power plug jack, so that the electric fan is convenient to disassemble;

or C, when the wearing part (6) is one of ordinary clothes, trousers, shoes, caps and masks, the electric fan is embedded into the wearing parts, mounting holes (30) for mounting the electric fan are reserved on the wearing parts, the electric fan is fixedly connected to the mounting holes, or self-adhesive fasteners (31) or magnetic fasteners or zippers or belt fasteners or buckles or threads are arranged around the holes, and the fan frame (3) or the bottom of the driving motor (2) of the electric fan is correspondingly designed; or a fixing frame (32) is arranged at the reserved mounting hole, or a supporting leg (10) or a supporting pad (27) or a supporting frame (41) is arranged as a supporting part, or the supporting part is additionally arranged below the fixing frame, a threaded fastener (33) or a buckle or a self-adhesive fastener (31) or a magnetic fastener or a zipper or a belt fastener or a buckle or a threaded fastener is arranged on the fixing frame or the supporting part, which is convenient for disassembly and assembly, when in need, the electric fan is arranged on the fixing frame or the supporting part, wind is blown into the fixing frame or the supporting part to circulate air in the device, when in disassembly, the hole is sealed by a cover with the same connection design, and the cover adopts the same material of the wearing part or one of; an air outlet (34) is reserved on the wearing part, so that air circulation is facilitated; the wearing part is the same material of the mask as the protection net of the air supply device of the mask;

or D, when the wearing part is one of clothes, trousers, shoes, caps and gas masks of protective articles, the electric fan is embedded into the wearing parts, the wearing parts are provided with mounting holes (30) for mounting the electric fan of the air supply device, the electric fan is fixedly connected with the mounting holes, or a fixing frame (32) is arranged at the reserved mounting holes, or supporting legs (10) or supporting pads (27) or supporting frames (41) are arranged as supporting parts, or the supporting parts are additionally arranged below the fixing frame, the fixing frame or the supporting parts are provided with threaded buckles (33) or buckles convenient for disassembly and assembly and sealing design, and are provided with sheet sealing ring pads, and fan frames (3) arranged on the electric fan are also provided with corresponding threaded buckles or buckles convenient for assembly, connection and disassembly; the protective net (7) of the air supply device is made of specific materials, such as dustproof and anti-virus filtering materials and filtering boxes, so that the protective net is convenient for people wearing protective clothing safety articles to use; air outlet holes or air outlet holes (34) for preventing air from entering are not additionally arranged on the wearing parts, the air outlet holes are sealed by elastic sheets (35) made of rubber or silica gel and capable of being fluttered, and the air outlet holes can be opened when air is discharged and closed when air is not discharged, so that air inside the wearing parts can be conveniently circulated and dissipated; when air supply is not required, the unnecessary modular components of the electric fan and the power supply and the switch and speed regulator are removed, and the mounting holes are sealed with a sealing cover or a cover with a frame made of the same material as the wearing components.