CN209807380U

CN209807380U - Chargeable variable-voltage type hair drier heated by electromagnetic induction

Info

Publication number: CN209807380U
Application number: CN201822045290.8U
Authority: CN
Inventors: 赵彦芳
Original assignee: Individual
Current assignee: Individual
Priority date: 2018-11-30
Filing date: 2018-11-30
Publication date: 2019-12-20
Anticipated expiration: 2028-11-30

Abstract

The utility model discloses a chargeable variable-voltage hair-dryer of electromagnetic induction heating, which comprises an outer shell, the back lid, a handle, including a motor, an end cap, a controller, and a cover plate, the fan blade, electromagnetic induction heating generating device, be equipped with storage battery in its handle, the handle lower extreme is provided with the interface that charges, the inside charging circuit who is connected with the interface electricity that charges that is provided with of handle, charging circuit is connected with storage battery electricity, electromagnetic induction heating generating device is by the ZVS circuit, electromagnetic induction heating coil, the terminal box, the coil support, metal coil, the heat preservation is constituteed, wherein the ZVS circuit is connected with storage battery electricity, electromagnetic induction heating coil is connected with the ZVS circuit electricity, the. It mainly solves units such as barbershop and hotel and often uses the electric hair drier and consume a large amount of electric energy to and use the inconvenient problem of hair drier in the place of limiting voltage, through electromagnetic induction heating, make this hair drier heating efficiency improve greatly, safe energy-conservation.

Description

Chargeable variable-voltage type hair drier heated by electromagnetic induction

Technical Field

The utility model relates to an electric hair drier, especially a chargeable variable pressure formula hair drier of electromagnetic induction heating.

Background

At present, wired electric hair dryers are used in common family life, barbershops and hotels, the use is inconvenient, heat is generated through heating resistance wires generally, the electric energy utilization rate is low, and therefore a large amount of electric energy is consumed. In addition, most of schools and other places can usually limit electricity and voltage due to safety considerations, the hair dryer is inconvenient to use in the places with limited voltage, a common electric hair dryer can not be used directly in the power failure, great inconvenience is brought to life, and if the hair dryer which can save electric energy and store the electric energy can be provided, the problems can be well solved.

Disclosure of Invention

The utility model aims at overcoming prior art's not enough, and the chargeable vary voltage formula hair-dryer of an electromagnetic induction heating that provides, this hair-dryer passes through electromagnetic induction heating, and heating power promotes greatly, practices thrift the electric energy, through rechargeable battery as the energy of blowing and heating, can use under the condition of limit for electricity voltage limiting or no power, convenient safety.

A rechargeable variable-voltage blower heated by electromagnetic induction comprises a shell, a rear cover, a handle, a motor, fan blades and an electromagnetic induction heating generating device, wherein the motor is arranged in the shell and connected with the fan blades; the electromagnetic induction heating generating device comprises a ZVS circuit, a junction box and an electromagnetic induction heating coil, wherein the ZVS circuit is connected with the storage battery; the electromagnetic induction heating coil is arranged at the front section in the shell; the junction box is arranged below the electromagnetic induction heating coil, and the ZVS circuit is connected with the junction box; the electromagnetic induction heating coil is connected with the junction box; a coil support is further arranged in the shell, and a metal coil is wound on the coil support; and a heat insulation layer is arranged between the electromagnetic induction heating coil and the metal coil.

Preferably, the handle lower extreme is provided with the interface that charges, the inside charging circuit who links to each other with the interface that charges that is provided with of handle.

Preferably, the charging circuit is electrically connected to the battery pack, and the motor is electrically connected to the battery pack.

Further preferably, a ZVS circuit is provided inside the case, the ZVS circuit is connected to a rear side of the junction box, and the electromagnetic induction heating coil is connected to an upper side of the junction box.

It is further preferred that the ZVS circuit switch and the motor switch are provided inside the handle.

It is also preferable that a first fixing member is provided inside the front end of the housing, and one end of the junction box is engaged in the first fixing member.

It is also preferable that a second fixing member is provided inside the rear end of the housing, and the rear side of the ZVS circuit is engaged with the second fixing member.

It is also preferred that the coil support is a high temperature resistant insulation material.

The utility model has the advantages that: the electromagnetic induction heating is adopted, energy is saved, the rechargeable battery is used as energy for blowing and heating, and the electric energy-saving electric hair dryer can be used under the conditions of electricity and voltage limitation or no power supply, and is convenient and safe. The electric energy can be saved for units with large workload such as barbershops, hotels and the like, and the electric energy can be normally used for places with inconvenient electricity utilization such as schools, fields and the like.

Drawings

Fig. 1 is a perspective view of an electromagnetic induction heating type chargeable hair dryer.

Fig. 2 is a schematic view of the internal structure of an electromagnetic induction heating type chargeable hair dryer.

Fig. 3 is a schematic structural view of the electromagnetic induction heating generating apparatus.

Fig. 4 is a schematic diagram of a combination of a metal coil and a coil winding.

FIG. 5 is a schematic view of a partial part construction;

FIG. 6 is a schematic diagram of a ZVS circuit configuration.

In the figure: 1. the device comprises a shell, 2 parts of a rear cover, 3 parts of an electromagnetic induction heating generating device, 3-1 parts of a ZVS circuit, 3-2 parts of an electromagnetic induction heating coil, 3-3 parts of a heat preservation layer, 3-4 parts of a metal coil, 3-5 parts of a coil support, 3-6 parts of a junction box, 4 parts of a first fixing part, 5 parts of a second fixing part, 6 parts of a motor, 7 parts of a fan blade, 8 parts of a handle, 9 parts of a storage battery pack, 10 parts of a charging interface, 11 parts of a charging circuit, 12 parts of a motor switch and 13 parts of a ZVS circuit switch.

Detailed Description

The following describes in further detail embodiments of the present invention with reference to the accompanying drawings. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

Referring to fig. 1 to 6, the electromagnetic induction heating type rechargeable hair dryer according to the present invention has the following specific structure.

The utility model provides a chargeable variable-voltage hair drier of electromagnetic induction heating, including shell 1, back lid 2, fixed with shell 1 rear side, constitute a whole. Electromagnetic induction heating generating device 3 sets up inside shell 1, plays the effect of heating the air current, and electromagnetic induction heating generating device 3 has: the device comprises a ZVS circuit 3-1, an electromagnetic induction heating coil 3-2, a heat insulation layer 3-3, a metal coil 3-4, a coil support 3-5 and a junction box 3-6. The ZVS circuit 3-1 is arranged inside the rear side of the shell 1, the electromagnetic induction heating coil 3-2 is arranged inside the front side of the shell 1, the metal coil 3-4 is wound on the coil bracket 3-5 and sleeved inside the electromagnetic induction heating coil 3-2, the coil bracket 3-5 is made of high-temperature-resistant heat insulation material, the length of the coil bracket 3-5 is matched with that of the electromagnetic induction heating coil 3-2, a heat insulation layer 3-3 is arranged between the electromagnetic induction heating coil 3-2 and the metal coil 3-4, the first fixing piece 4 is arranged inside the front end of the shell 1, fixed with the front end of the shell 1 and sleeved on the front end of the junction box 3-6, the junction box 3-6 is arranged on the front side of the ZVS circuit 3-1 and the lower side of the electromagnetic induction heating coil 3-2, and the other side of the ZVS circuit 3-1 is electrically, the electromagnetic induction heating coil 3-2 is electrically connected with the upper side of the junction box 3-6, the ZVS circuit 3-1 is electrically connected with the electromagnetic induction heating coil 3-2 through the junction box 3-6, the second fixing part 5 is arranged inside the rear end of the shell 1, fixed with the rear end of the shell 1 and sleeved on the rear side of the ZVS circuit 3-1, the handle 8 is arranged outside the rear side of the shell 1 and fixed with the rear side of the shell 1, the motor 6 is arranged inside the rear side of the shell 1 and connected with the fan blade 7, the storage battery pack 9 is arranged inside the handle 8, the charging interface 10 is arranged at the lower end of the handle 8, the charging circuit 11 is arranged inside the handle 8 and electrically connected with the storage battery pack 9 and the charging interface 10, and the motor switch 12 and the ZVS.

As shown in FIG. 6, the specific design and electrical device specifications of the ZVS circuit 3-1 are as follows, the power input is DC voltage 10V-60V, 12V20A DC power can be used, R1 and R2 are resistors of 300 Ω -600 Ω, preferably 330 Ω and 0.25W. D1 and D2 are fast recovery diodes, which are required to have a withstand voltage of 400V or more and a current of 1A or more, and preferably UF4007 is used and has specifications of 1A and 1000V. R3 and R4 are resistors of 5K-20K omega, preferably resistors of 10K omega and 0.25W in specification, ZD1 and ZD2 are voltage-regulator tubes of 12-18V in specification, preferably 18V and 1W in specification, MOS1 and MOS2 are high-power field-effect transistors, and IRFP240, IRFP250 or IRFP260 can be adopted. C1 is resonance capacitance, the withstand voltage is required to be higher than 250V, the capacity is more than 0.68 muf, 3 capacitors of 0.27 muf and 1200V electromagnetic ovens can be adopted to be connected in parallel, L1 is iron powder core inductance more than 47-200 muH 10A, 20-40 turns of iron powder core inductance are wound by more than 1mm of wire diameter, and 1.2mm of pure copper enameled wire and 20 turns of iron powder core inductance are preferred. L2 and L3 are heating coils with the turn ratio of 1: 1, and preferably 5 turns of each 2mm copper wire wound coil. The ZVS circuit 3-1 is selected based on the above parameters, and in a preferred embodiment, the effect is better under the test.

The utility model discloses a concrete embodiment does: the storage battery 9 is charged through the charging interface 10, the storage battery 9 can be normally used after being charged, the ZVS circuit switch 13 is firstly opened, the ZVS circuit 3-1 is communicated with the storage battery 9, the electromagnetic induction heating coil 3-2 is conducted, the metal coil 3-4 starts to generate heat, the motor switch 12 is opened after a few seconds, hot air is blown out, the requirements of users can be met, and the electric vehicle is simple to operate and convenient to use.

Of course, the above description is not intended to limit the present invention, and the present invention is not limited to the above examples, and the changes, modifications, additions or substitutions made by those skilled in the art within the scope of the present invention should also belong to the protection scope of the present invention.

Claims

1. A rechargeable variable-voltage blower heated by electromagnetic induction comprises a shell, a rear cover, a handle, a motor, fan blades and an electromagnetic induction heating generating device, wherein the motor is arranged in the shell and connected with the fan blades; the electromagnetic induction heating generating device comprises a ZVS circuit, a junction box and an electromagnetic induction heating coil, wherein the ZVS circuit is connected with the storage battery; the electromagnetic induction heating coil is arranged at the front section in the shell; the junction box is arranged below the electromagnetic induction heating coil, and the ZVS circuit is connected with the junction box; the electromagnetic induction heating coil is connected with the junction box; a coil support is further arranged in the shell, and a metal coil is wound on the coil support; and a heat insulation layer is arranged between the electromagnetic induction heating coil and the metal coil.

2. The electromagnetic induction heating chargeable variable pressure hair drier as claimed in claim 1, wherein a charging interface is arranged at the lower end of the handle, and a charging circuit connected with the charging interface is arranged inside the handle.

3. The electromagnetic induction heated rechargeable variable pressure hair dryer of claim 1, wherein said charging circuit is electrically connected to said battery pack, and said motor is electrically connected to said battery pack.

4. An electromagnetic induction heated rechargeable variable pressure hair dryer as claimed in claim 2 or 3 wherein said ZVS circuit is located inside the housing, the ZVS circuit is connected to the rear side of the junction box and the electromagnetic induction heating coil is connected to the upper side of the junction box.

5. An electromagnetic induction heated rechargeable variable pressure hair dryer as claimed in claim 4 in which said ZVS circuit switch and motor switch are located on the inside of said handle.

6. The electromagnetic induction heating chargeable variable pressure hair dryer as claimed in claim 4, wherein a first fixing piece is arranged inside the front end of the housing, and one end of the junction box is clamped in the first fixing piece.

7. The electromagnetic induction heated rechargeable variable pressure hair dryer of claim 6, wherein a second fixture is provided inside the rear end of the housing, and the rear side of the ZVS circuit is snapped into the second fixture.

8. An electromagnetic induction heated rechargeable variable pressure hair dryer as claimed in claim 7 in which the coil support is a high temperature resistant insulating material.