CN211370801U

CN211370801U - Hang in fan of neck

Info

Publication number: CN211370801U
Application number: CN201921771079.2U
Authority: CN
Inventors: 李伟琴
Original assignee: Hainan Xingmeng Technology Co ltd
Current assignee: Hainan Xingmeng Technology Co ltd
Priority date: 2019-10-22
Filing date: 2019-10-22
Publication date: 2020-08-28
Anticipated expiration: 2029-10-22

Abstract

The utility model discloses a hang fan in neck, which comprises a bracket, the both ends of support are connected with first fan and second fan respectively, the inside of support is provided with the hidden battery for first fan and second fan power supply, the surface of support is provided with the interface that charges that is used for charging, the surface of support is provided with the shift knob of the hidden battery switch of control, and the equal fixed mounting in bottom of first fan and second fan has rocks power generation facility, and first fan and second fan comprise shell and motor, and the motor is located the bottom of shell inner wall, and the output shaft of motor has the flabellum, and the top of shell is provided with out the aerofoil, and the bottom of shell is provided with the air inlet board, and goes out the ventilation hole all seted up on the surface of aerofoil and air inlet board. The utility model discloses a rock power generation facility, spring, solid sphere, first piezoelectric patches and the cooperation of second piezoelectric patches, solved the not enough problem of current portable fan duration.

Description

Hang in fan of neck

Technical Field

The utility model relates to a fan technical field specifically is a hang fan in neck.

Background

Fan refers to a tool for cooling by generating wind in hot days. An electric fan is a device which is driven by electricity to generate air flow, and a fan arranged in the electric fan is electrified and then rotated into natural wind to achieve the effect of cooling. The portable fan is a common daily article, is provided with a direct-current power supply part, has small volume and is convenient for a user to carry and use when the user goes out. The handle is movably arranged on the fan cover, and in an unfolded state (the handle and the fan cover are in the same straight line state), a user can hold the handle to use the portable fan.

The utility model discloses a patent number is CN 207795614U's utility model provides a portable fan of support is hidden in area, and this utility model can't utilize the user to march rocking of in-process fan and generate electricity, leads to the duration not enough, and for this, we provide a hang in the fan of neck.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a hang in fan of neck possesses and utilizes rocking of user's in-process fan to generate electricity, improves the advantage of duration, has solved the not enough problem of current portable fan duration.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a hang fan in neck, includes the support, the both ends of support are connected with first fan and second fan respectively, the inside of support is provided with the hidden battery for first fan and second fan power supply, the surface of support is provided with the interface that charges that is used for charging, the surface of support is provided with the shift knob of the hidden battery switch of control, the equal fixed mounting in bottom of first fan and second fan has rocks power generation facility.

Preferably, the first fan and the second fan are both composed of a shell and a motor, the motor is located at the bottom of the inner wall of the shell, and an output shaft of the motor is connected with fan blades.

Preferably, the top of shell is provided with out the tuber plate, the bottom of shell is provided with the air inlet board, and the ventilation hole has all been seted up on the surface of going out tuber plate and air inlet board.

Preferably, the shaking power generation device comprises a sheath, a solid ball, a first piezoelectric patch and a second piezoelectric patch, the sheath is fixedly installed at the bottom of the air inlet plate, and the solid ball is connected with the air inlet plate through a spring.

Preferably, the first piezoelectric patch and the second piezoelectric patch are respectively and fixedly connected to two sides of the inner wall of the sheath, and the solid ball is located between the first piezoelectric patch and the second piezoelectric patch.

Preferably, the hidden battery is a polymer lithium ion battery, and the charging interface is a 5PIN mini USB charging interface.

Preferably, the motor is a micro motor, and the first piezoelectric patch and the second piezoelectric patch both use piezoelectric crystals.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model discloses a power generation facility has been set up and has rocked, the user is at the in-process of marcing, first fan and second fan can rock around, rock power generation facility and utilize the fan to rock and drive first piezoelectric patches of striking and second piezoelectric patches around the solid ball of iron system, first piezoelectric patches and second piezoelectric patches comprise piezoelectric crystal, piezoelectric crystal adopts and dodges zinc mine, boracite, tourmaline, red zinc mine, one kind in GaAs, piezoelectric crystal is under the mechanical force effect, produce deformation, make electrified mass point take place relative displacement, thereby appear just on the crystal surface, the burden constraint electric charge, and with electric quantity storage in hidden battery, thereby reinforcing duration, through rocking power generation facility, a spring, solid ball, the cooperation of first piezoelectric patches and second piezoelectric patches, the problem that current portable fan duration is not enough has been solved.

2. The utility model discloses a set up the interface that charges, convenience of customers charges for hidden battery through the charging wire, and the charging wire is the USB charging wire, the charging wire that uses with android mobile phone is the same, can be general, through having set up air-out board and air inlet board, make things convenient for the circulation of air, through rocking the power generation facility setting in the bottom of motor, avoid rocking the circulation that power generation facility influences the air, and the user is at the in-process first fan of marcing and the second fan amplitude of rocking is the biggest, conveniently rock power generation facility and collect the energy.

Drawings

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is a front sectional view of a first fan according to the present invention;

fig. 3 is a schematic diagram of the system of the present invention.

In the figure: the device comprises a support 1, a first fan 2, a second fan 3, a hidden battery 4, a charging interface 5, a switch button 6, a shaking generating device 7, a shell 8, a motor 9, fan blades 10, an air outlet plate 11, an air inlet plate 12, a sheath 13, springs 14, solid balls 15, a first piezoelectric patch 16 and a second piezoelectric patch 17.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, a fan hung on the neck comprises a support 1, a first fan 2 and a second fan 3 are respectively connected to two ends of the support 1, a hidden battery 4 for supplying power to the first fan 2 and the second fan 3 is arranged inside the support 1, a charging interface 5 for charging is arranged on the surface of the support 1, a switch button 6 for controlling the switch of the hidden battery 4 is arranged on the surface of the support 1, a shaking power generation device 7 is fixedly arranged at the bottom of each of the first fan 2 and the second fan 3, the charging interface 5 is arranged to facilitate a user to charge the hidden battery 4 through a charging wire, the charging wire is a USB charging wire which is the same as a charging wire used by an android mobile phone and can be used universally, the first fan 2 and the second fan 3 are both composed of a housing 8 and a motor 9, the motor 9 is arranged at the bottom of the inner wall of the housing 8, and an output shaft of the motor 9 is connected with a fan, the top of the shell 8 is provided with an air outlet plate 11, the bottom of the shell 8 is provided with an air inlet plate 12, the surfaces of the air outlet plate 11 and the air inlet plate 12 are both provided with vent holes, the ventilation of air is facilitated by arranging the rocking power generation device 7 at the bottom of the motor 9, the situation that the rocking power generation device 7 influences the ventilation of air is avoided, in addition, the rocking amplitude of the first fan 2 and the second fan 3 is the largest in the advancing process of a user, the energy can be collected by the rocking power generation device 7 conveniently, the rocking power generation device 7 comprises a sheath 13, a solid ball 15, a first piezoelectric plate 16 and a second piezoelectric plate 17, the sheath 13 is fixedly arranged at the bottom of the air inlet plate 12, the solid ball 15 is connected with the air inlet plate 12 through a spring 14, the first piezoelectric plate 16 and the second piezoelectric plate 17 are respectively and fixedly connected to two sides of the inner wall of the sheath 13, the solid ball 15 is positioned between the first piezoelectric plate 16 and the second piezoelectric, the hidden battery 4 adopts a polymer lithium ion battery, the charging interface 5 adopts a 5PIN mini USB charging interface, the motor 9 adopts a micro motor, the first piezoelectric patch 16 and the second piezoelectric patch 17 both adopt piezoelectric crystals, and when the piezoelectric crystals are acted by external force along a certain direction, the polarization phenomenon can be generated inside the piezoelectric crystals, so that charged particles are relatively displaced, and charges with equal size and opposite signs are generated on the surface of the crystals; when the external force is removed, the crystal is restored to the uncharged state, the electric charge quantity generated by the stress of the crystal is in direct proportion to the magnitude of the external force, the phenomenon is called piezoelectric effect, otherwise, if an electric field is applied to the crystal, the crystal generates mechanical deformation in a certain direction; when an external electric field is removed, the deformation disappears, the phenomenon is called inverse piezoelectric effect and also called electrostrictive effect, through the arrangement of the shaking power generation device 7, a user can shake forwards and backwards in the process of advancing, the shaking power generation device 7 utilizes the shaking of the fan to drive the solid ball 15 made of iron to strike the first piezoelectric sheet 16 and the second piezoelectric sheet 17 forwards and backwards, the first piezoelectric sheet 16 and the second piezoelectric sheet 17 are both composed of piezoelectric crystals, the piezoelectric crystals adopt one of zinc blende, boracite, tourmaline, zincite and GaAs, and the piezoelectric crystals deform under the action of mechanical force to enable charged particles to generate relative displacement, so that positive and negative bound charges appear on the surfaces of the crystals, and the electric quantity is stored in the hidden battery 4 to enhance the endurance capacity, and through the shaking power generation device 7, the spring 14, the solid ball 15 and the like, The cooperation of first piezoelectric patch 16 and second piezoelectric patch 17 has solved the not enough problem of current portable fan duration.

When the portable electric fan is used, the support 1 is hung on the neck, the switch button 6 is turned on, the hidden battery 4 supplies power to the first fan 2 and the second fan 3 to blow air, the shaking power generation device 7 is arranged, a user can shake the first fan 2 and the second fan 3 back and forth in the advancing process, the shaking power generation device 7 utilizes the fan to shake to drive the iron solid ball 15 to strike the first piezoelectric sheet 16 and the second piezoelectric sheet 17 back and forth, the first piezoelectric sheet 16 and the second piezoelectric sheet 17 are both composed of piezoelectric crystals, the piezoelectric crystals adopt one of zinc blende, boracite, tourmaline, red zinc ore and GaAs, and the piezoelectric crystals generate deformation under the action of mechanical force to enable charged particles to generate relative displacement, so that positive and negative bound charges appear on the surfaces of the crystals and store electric quantity in the hidden battery 4 to enhance endurance capacity, and the power generation device 7, the hidden battery 4 is shaken to supply power to the first fan 2 and the second fan 3 to blow air The spring 14, the solid ball 15, the first piezoelectric sheet 16 and the second piezoelectric sheet 17 are matched, so that the problem that the endurance of the conventional portable fan is insufficient is solved.

In summary, the following steps: this hang in fan of neck, through support 1, first fan 2, second fan 3, hidden battery 4, the interface 5 that charges, shift knob 6 and the cooperation of rocking power generation facility 7, solved the not enough problem of current portable fan duration.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a hang fan in neck, includes support (1), the both ends of support (1) are connected with first fan (2) and second fan (3) respectively, the inside of support (1) is provided with hidden battery (4) for first fan (2) and second fan (3) power supply, its characterized in that: the surface of support (1) is provided with the interface (5) that charges that is used for charging, the surface of support (1) is provided with shift knob (6) of the hidden battery of control (4) switch, the equal fixed mounting in bottom of first fan (2) and second fan (3) has rocks power generation facility (7).

2. A neck mounted fan as claimed in claim 1, wherein: first fan (2) and second fan (3) constitute by shell (8) and motor (9), motor (9) are located the bottom of shell (8) inner wall, and the output shaft of motor (9) is connected with flabellum (10).

3. A neck mounted fan as claimed in claim 2, wherein: the top of shell (8) is provided with out wind board (11), the bottom of shell (8) is provided with air inlet plate (12), and the ventilation hole has all been seted up on the surface of going out wind board (11) and air inlet plate (12).

4. A neck mounted fan as claimed in claim 1, wherein: the shaking power generation device (7) is composed of a sheath (13), a solid ball (15), a first piezoelectric sheet (16) and a second piezoelectric sheet (17), the sheath (13) is fixedly installed at the bottom of the air inlet plate (12), and the solid ball (15) is connected with the air inlet plate (12) through a spring (14).

5. A neck mounted fan as claimed in claim 4, wherein: the first piezoelectric sheet (16) and the second piezoelectric sheet (17) are fixedly connected to two sides of the inner wall of the sheath (13) respectively, and the solid ball (15) is located between the first piezoelectric sheet (16) and the second piezoelectric sheet (17).

6. A neck mounted fan as claimed in claim 1, wherein: the hidden battery (4) adopts a polymer lithium ion battery, and the charging interface (5) adopts a 5PIN mini USB charging interface.

7. A neck mounted fan as claimed in claim 4, wherein: the motor (9) adopts a micro motor, and the first piezoelectric patch (16) and the second piezoelectric patch (17) both adopt piezoelectric crystals.