CN210317854U - Handheld portable double-motor double-fan-blade fan - Google Patents

Abstract

The utility model discloses a handheld portable bi-motor double fan leaf fan, which comprises an outer shell, the bottom fixedly connected with handle seat of shell, and the inside of shell is provided with the cavity, the protection network is all installed to two opening parts around the cavity, and the inside of cavity is provided with first flabellum and second flabellum, the fixed mounting of cavity has first motor and second motor, be provided with the switch on the handle seat, and the battery jar has been seted up to the side of handle seat, the opening part of battery jar is provided with the battery cover, first recess has been seted up to the interior roof of battery jar, and the internal surface embedding of first recess installs first magnet steel spare, the internal surface embedding of battery jar has first conducting strip. The utility model discloses simple structure adopts the design of double dynamical unit for wind-force is bigger, and coverage area is wider, adopts more simple dry battery mounting means simultaneously, has made things convenient for the dismouting of dry battery, and the practicality is strong.

Description

Handheld portable double-motor double-fan-blade fan

Technical Field

The utility model relates to a fan technical field especially relates to a two flabellum fans of handheld portable bi-motor.

Background

In order to make the electric fan as a comfortable cooling tool capable of serving people anytime and anywhere, a plurality of electrical appliance manufacturers add batteries to the traditional fan and reduce the size of the traditional fan, so that the use place of the traditional fan is not restricted by the line of a mains supply power grid, and the batteries carried by the traditional fan provide electric energy, namely the portable fan.

The existing portable fan is provided with a single motor and a single fan blade, the wind power of the fan is small, the area covered by the wind power is small, and the actual use requirements of people cannot be met.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a handheld portable double-motor double-fan-blade fan.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a hand-held portable double-motor double-fan-blade fan comprises a shell, wherein a handle seat is fixedly connected to the bottom of the shell, a cavity is formed in the shell, protective nets are installed at front and back openings of the cavity, a first fan blade and a second fan blade are arranged in the cavity, a first motor and a second motor are fixedly installed on the cavity, a switch is arranged on the handle seat, a battery jar is formed in the side face of the handle seat, a battery cover is arranged at an opening of the battery jar, a first groove is formed in the inner top wall of the battery jar, a first magnetic steel piece is embedded in the inner surface of the first groove, a first conducting strip is embedded in the inner surface of the battery jar, a second groove is formed in the inner bottom face of the battery jar, a spring wire is arranged in the second groove, an insulating sheet is fixed on one side of the battery cover, and a second conducting strip is embedded in the bottom of the insulating sheet, the bottom of second conducting strip is fixed with first elastic sheet, and the one end of second conducting strip is fixed with the second elastic sheet, the bottom of second elastic sheet is fixed with the third conducting strip, the backing sheet is installed to the bottom of battery cover, and the top embedding of backing sheet has the fourth conducting strip, the spring is installed at the top of fourth conducting strip, bottom one side of backing sheet is provided with the hinge, top one side embedding of battery cover has the second magnet steel spare, be provided with the dry battery between first elastic sheet and the spring.

Preferably, the first fan blade is fixedly mounted on an output shaft of the first motor, and the second fan blade is fixedly mounted on an output shaft of the second motor.

Preferably, the spring wire is connected with a fourth conducting strip, and the first conducting strip is in contact with the third conducting strip.

Preferably, the cross section of the first magnetic steel part is concave, the cross section of the second magnetic steel part is convex, and the second magnetic steel part is magnetically attracted and connected with the first magnetic steel part.

Preferably, the support sheet is movably connected with the handle base through a hinge, and the battery cover is of an arc-shaped structure.

Preferably, the input end of the dry battery is electrically connected with the input end of the switch, and the output end of the switch is electrically connected with the input ends of the first motor and the second motor.

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

1. the utility model discloses in through setting up first flabellum, second flabellum, first motor and second motor to adopt vertical design, make whole fan have two power pack, let wind-force bigger, area coverage is wider, and under same wind-force, makes the product diameter littleer through the bi-motor, the design of rectangular shape is more fit for the knapsack and carries, has satisfied actual user demand.

2. The utility model discloses in through setting up first recess, first magnetism steel part, first conducting strip, the second recess, the spring wire, the insulating piece, the second conducting strip, first flexure strip, the second flexure strip, the third conducting strip, the backing sheet, the fourth conducting strip, a spring, hinge and second magnetism steel part, people are when installing the dry battery, at first can cover the dry battery chucking to the battery, recycle the inside of first magnetism steel part and the magnetism of second magnetism steel part can with dry battery propelling movement to the battery jar, the dismouting of dry battery has been made things convenient for, and can make third conducting strip and first conducting strip zonulae occludens under the effect of second flexure strip, be favorable to the transmission of electric energy.

To sum up, the utility model discloses a design of double dynamical unit for wind-force is bigger, and area coverage is wider, adopts more simple dry battery mounting means simultaneously, has made things convenient for the dismouting of dry battery, and the practicality is strong.

Drawings

Fig. 1 is a schematic view of the overall structure of a portable handheld dual-motor dual-blade fan;

fig. 2 is a side sectional view of the housing and the handle base of the portable dual-motor dual-blade fan of the present invention;

fig. 3 is an enlarged view of a position a in fig. 2 of a handheld portable dual-motor dual-blade fan provided by the present invention;

fig. 4 is a structural diagram of a second conductive sheet of a handheld portable dual-motor dual-blade fan provided by the present invention;

fig. 5 is a side view of a second conductive sheet of a handheld portable dual-motor dual-blade fan according to the present invention.

In the figure: the battery comprises a shell 1, a handle base 2, a cavity 3, a protective screen 4, a first fan blade 5, a second fan blade 6, a first motor 7, a second motor 8, a switch 9, a battery jar 10, a battery cover 11, a first groove 12, a first magnetic steel piece 13, a first conducting piece 14, a second groove 15, a spring wire 16, an insulating piece 17, a second conducting piece 18, a first elastic piece 19, a second elastic piece 20, a third conducting piece 21, a supporting piece 22, a fourth conducting piece 23, a spring 24, a hinge 25, a second magnetic steel piece 26 and a dry battery 27.

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.

Referring to fig. 1-5, a hand-held portable dual-motor dual-blade fan comprises a housing 1, a handle base 2 is fixedly connected to the bottom of the housing 1, a cavity 3 is arranged inside the housing 1, protective screens 4 are respectively arranged at front and rear openings of the cavity 3, a first blade 5 and a second blade 6 are arranged inside the cavity 3, a first motor 7 and a second motor 8 are fixedly arranged inside the cavity 3, a switch 9 is arranged on the handle base 2, a battery jar 10 is arranged on a side surface of the handle base 2, a battery cover 11 is arranged at an opening of the battery jar 10, a first groove 12 is arranged on an inner top wall of the battery jar 10, a first magnetic steel piece 13 is embedded in an inner surface of the first groove 12, a first conductive piece 14 is embedded in an inner surface of the battery jar 10, a second groove 15 is arranged on an inner bottom surface of the battery jar 10, a spring wire 16 is arranged inside the second groove 15, an insulating sheet 17 is fixed on one side of the battery cover 11, a second conducting sheet 18 is embedded in the bottom of the insulating sheet 17, a first elastic sheet 19 is fixed on the bottom of the second conducting sheet 18, a second elastic sheet 20 is fixed on one end of the second conducting sheet 18, a third conducting sheet 21 is fixed on the bottom of the second elastic sheet 20, a supporting sheet 22 is installed on the bottom of the battery cover 11, a fourth conducting sheet 23 is embedded in the top of the supporting sheet 22, a spring 24 is installed on the top of the fourth conducting sheet 23, a hinge 25 is arranged on one side of the bottom of the supporting sheet 22, a second magnetic steel piece 26 is embedded in one side of the top of the battery cover 11, and a dry battery 27 is arranged between the first elastic sheet 19 and the spring.

The first fan blade 5 is fixedly arranged on an output shaft of the first motor 7, the second fan blade 6 is fixedly arranged on an output shaft of the second motor 8, the spring wire 16 is connected with the fourth conducting strip 23, the first conducting strip 14 is contacted with the third conducting strip 21, the cross section of the first magnetic steel piece 13 is concave, the cross section of the second magnetic steel piece 26 is convex, the second magnetic steel piece 26 is magnetically connected with the first magnetic steel piece 13, the supporting piece 22 is movably connected with the handle base 2 through the hinge 25, the battery cover 11 is of an arc-shaped structure, the input end of the dry battery 27 is electrically connected with the input end of the switch 9, and the output end of the switch 9 is electrically connected with the input ends of the first motor 7 and the second motor 8.

The working principle is as follows: when in use, the dry battery 27 is firstly required to be installed inside the battery container 10, which comprises the following specific steps: the top of the battery cover 11 is pulled outwards in a straight line to separate the second magnetic steel member 26 from the first magnetic steel member 13, so that the battery cover 11 can be opened, the spring wire 16 extends, then the negative pole of the dry battery 27 is pressed on the spring 24, and the positive pole of the dry battery 27 is pressed against the first elastic sheet 19, at this time, under the action of the extrusion force of the spring 24 and the supporting force of the inner arc surface of the battery cover 11, the dry battery 27 cannot fall off, then the battery cover 11 is directly pushed to rotate by taking the hinge 25 as the center of a circle until the second magnetic steel member 26 and the first magnetic steel member 13 are magnetically attracted again, at this time, due to the existence of the second elastic sheet 20, the elastic force generated when the second elastic sheet 20 is extruded can push the third conductive sheet 21 to be tightly connected with the first conductive sheet 14, so that the electric energy stored in the dry battery 27 can be smoothly transmitted to the first motor 7 and the second motor 8, then the fan is started by the switch 9, the first motor 7 and the second motor 8 convert the electric energy into mechanical energy to drive the first fan blade 5 and the second fan blade 6 to rotate at high speed to generate airflow, and the fan can be used, the design of the two protective nets 4 not only facilitates the air to pass through the cavity 3, but also plays a role of protection, prevents human fingers and other body parts from being cut by the first fan blade 5 or the second fan blade 6 rotating at high speed, the second groove 15 is used for accommodating the spring wire 16, the extensible characteristic of the spring wire 16 can prevent the connection between the fourth conducting strip 23 and the transmission cable when the battery cover 11 is started, improves the stability of the fan in use, when the dry battery 27 needs to be replaced, the battery cover 11 is directly opened, the dry battery 27 can withdraw from the battery groove 10 along with the battery cover 11, both sides of the dry battery 27 are exposed in the air, compared with the traditional mode of using fingers to pull out the dry battery 27, just can directly utilize this moment the finger press from both sides tight dry battery 27 and take out can, operate more simple and convenient, the utility model discloses simple structure adopts the design of double dynamical unit for wind-force is bigger, and coverage area is wider, adopts more simple dry battery 27 mounting means simultaneously, has made things convenient for dry battery 27's dismouting, and the practicality is strong.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims (6)

1. A handheld portable double-motor double-fan-blade fan comprises a shell (1) and is characterized in that a handle seat (2) is fixedly connected to the bottom of the shell (1), a cavity (3) is arranged inside the shell (1), protective nets (4) are mounted at front and rear openings of the cavity (3), a first fan blade (5) and a second fan blade (6) are arranged inside the cavity (3), a first motor (7) and a second motor (8) are fixedly mounted on the cavity (3), a switch (9) is arranged on the handle seat (2), a battery jar (10) is arranged on the side face of the handle seat (2), a battery cover (11) is arranged at an opening of the battery jar (10), a first groove (12) is formed in the battery jar (10), and a first magnetic steel piece (13) is embedded into the inner surface of the first groove (12), the battery structure is characterized in that a first conducting strip (14) is embedded into the inner surface of the battery jar (10), a second groove (15) is formed in the inner bottom surface of the battery jar (10), a spring wire (16) is arranged inside the second groove (15), an insulating strip (17) is fixed on one side of the battery cover (11), a second conducting strip (18) is embedded into the bottom of the insulating strip (17), a first elastic strip (19) is fixed at the bottom of the second conducting strip (18), a second elastic strip (20) is fixed at one end of the second conducting strip (18), a third conducting strip (21) is fixed at the bottom of the second elastic strip (20), a supporting strip (22) is installed at the bottom of the battery cover (11), a fourth conducting strip (23) is embedded into the top of the supporting strip (22), a spring (24) is installed at the top of the fourth conducting strip (23), and a hinge (25) is arranged on one side of the bottom of the supporting strip (22, a second magnetic steel piece (26) is embedded into one side of the top of the battery cover (11), and a dry battery (27) is arranged between the first elastic piece (19) and the spring (24).

2. A hand-held portable dual-motor dual-blade fan according to claim 1, wherein the first blade (5) is fixedly mounted on the output shaft of a first motor (7), and the second blade (6) is fixedly mounted on the output shaft of a second motor (8).

3. A hand-held portable dual-motor dual-blade fan as claimed in claim 1, wherein the spring wire (16) is connected to a fourth conductive sheet (23), and the first conductive sheet (14) is in contact with a third conductive sheet (21).

4. The handheld portable dual-motor dual-fan-blade fan as claimed in claim 1, wherein the cross-sectional shape of the first magnetic steel piece (13) is concave, the cross-sectional shape of the second magnetic steel piece (26) is convex, and the second magnetic steel piece (26) is magnetically connected with the first magnetic steel piece (13).

5. A hand-held portable dual-motor dual-fan as claimed in claim 1, wherein the support plate (22) is movably connected with the handle holder (2) through a hinge (25), and the battery cover (11) is of an arc structure.

6. A hand-held portable dual-motor dual-fan as claimed in claim 1, wherein the input terminal of the dry battery (27) is electrically connected with the input terminal of the switch (9), and the output terminal of the switch (9) is electrically connected with the input terminals of the first motor (7) and the second motor (8).

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