CN212938530U

CN212938530U - Electric hair drier with special temperature control function

Info

Publication number: CN212938530U
Application number: CN202021164815.0U
Authority: CN
Inventors: 隆小鸽; 贺健
Original assignee: Shenzhen Keli Electrical Appliance Co ltd
Current assignee: Shenzhen Keli Electrical Appliance Co ltd
Priority date: 2020-06-22
Filing date: 2020-06-22
Publication date: 2021-04-13
Anticipated expiration: 2030-06-22

Abstract

The utility model discloses a hairdryer of special control by temperature change, adopt including dryer and power cord, set up heating rack subassembly, motor and fan blade in the dryer, the rear end of dryer sets up into the wind net, the front end of dryer sets up out the wind net, power cord connection power does the motor supplies power with heating rack subassembly, be close to in the dryer the position that goes out the wind net sets up infrared induction system, infrared induction system arrives the air current temperature of hair and sends for the control scheme board through transmission infrared ray induction, the control scheme board is connected heating rack subassembly is right according to the temperature signal who receives heating rack subassembly carries out heating control, can make the hair more gentle and agreeable, can launch infrared fluctuation field, can promote capillary's expansion, improves the blood supply condition of scalp, improves blood circulation, promotes the metabolism, can be better nurses hair, Caring hair and preventing scald of skin.

Description

Electric hair drier with special temperature control function

Technical Field

The utility model relates to the field of hairdressing and shaping tools, in particular to a special temperature-controlled electric hair drier which can be used for drying hair and shaping the hair integrally, and can also be used for shaping the hair of pets; it can also be used for local heating, drying and physical therapy in laboratories, industrial production, art designing, physical therapy rooms, etc.

Background

At present, the operation principle of a hair dryer popular in the hairdressing industry can be seen in the attached figure 1: after the power cord 1 'is communicated with a power supply, the switch 2' is pressed down to start a high-rotation-speed motor 3 'arranged at the rear inside the electric hair drier, the motor 3' drives the fan blades 4 'to rotate, external air is continuously sucked from the air inlet net 5' to form centrifugal airflow, the airflow passes through the heating rack assembly which is arranged in front and is wound by the dense heating wire 6 ', heat generated on the heating rack assembly after electrification is taken out, hot air is blown out from the air nozzle 7', and therefore the required working effect is achieved.

The traditional electric hair drier has the advantages that only one air inlet net opening is usually arranged, the air inlet speed is low, and the blown air volume is small, so that the heat brought out from the heating rack component is small, the heat transfer efficiency is low, and the experience of customers is influenced; meanwhile, the electric hair drier can only adjust a plurality of fixed temperature gears, and cannot sense and adjust the temperature reaching the hair in real time, so that the hair quality can be damaged after long-term use, and the hair loss probability is increased; and also risks scalding the skin.

SUMMERY OF THE UTILITY MODEL

In view of the above technical problems, the present invention provides a special temperature controlled hair dryer, which can increase the air volume, reduce the rotation speed and reduce the energy consumption under the same conditions; meanwhile, the functions of nourishing and protecting hair can be realized.

In order to achieve the above object, the utility model discloses a technical scheme be: the electric hair drier comprises an air cylinder and a power line, wherein a heating rack assembly, a motor and fan blades are arranged in the air cylinder, an air inlet net is arranged at the rear end of the air cylinder, an air outlet net is arranged at the front end of the air cylinder, the power line is connected with a power supply to supply power to the motor and the heating rack assembly, the motor drives the fan blades to rotate after being electrified, air flow is sucked from the air inlet net, and hot air is blown out of the air outlet net after being heated by the heating rack assembly; the method is characterized in that: an infrared sensing device is arranged at a position, close to the air outlet net, in the air duct, and reaches the temperature of air flow of hair through transmitting infrared sensing and sends the temperature to a control circuit board, and the control circuit board is connected with the heating rack assembly and is used for heating and controlling the heating rack assembly according to the received temperature signal.

Furthermore, the air inlet net comprises a first air inlet net and a second air inlet net which are respectively arranged on two sides of the air duct, the axis direction of the fan blade is perpendicular to the airflow direction in the air duct, and the first air inlet net and the second air inlet net are arranged at positions close to the fan blade.

Further, a carbon element is mounted on the heating frame component, and the carbon element is connected with the PTC thermistor to control the heating temperature of the PTC thermistor.

Furthermore, a negative ion generator is also arranged on the heating rack component.

The electric hair drier further comprises a handle, wherein a switch key and a plurality of function keys are arranged on the handle, the switch key is used for conducting power-on and power-off control on the electric hair drier, and the function keys are used for conducting temperature regulation control on the heating rack component.

The utility model has the advantages that: 1. compared with the traditional single air inlet net port, the double-side air inlet net port has the advantages that air quantity is increased, rotating speed is reduced, and loss is reduced under the same condition. The method is in accordance with the low-carbon, energy-saving and environment-friendly life development trend advocated all over the world; 2. the negative ion generator is applied, so that the blown air contains negative ions, the positive charges in the hair can be neutralized, the static electricity can be eliminated, the hair is more flexible, the hair can be better protected, and the hair quality can be prevented from being damaged; 3. The infrared sensing device can sense and feed back the temperature reaching the hair in real time so as to adjust, so that the hair can be better protected, and the hair quality is prevented from being damaged; 4. the carbon element can emit infrared fluctuation field, promote the expansion of capillary vessel, improve the blood supply condition of scalp, improve blood circulation, promote metabolism, and can better nourish hair, protect hair and prevent skin from being scalded.

Drawings

FIG. 1 is a schematic view of a conventional prior art hair dryer configuration;

FIG. 2 is a schematic structural diagram of a preferred embodiment of the present invention;

fig. 3 is a schematic view of the flow direction of the air flow in the embodiment of the present invention (arrow direction in the figure);

fig. 4 is a top view of the hair dryer of the embodiment of the present invention.

Detailed Description

The following detailed description of the preferred embodiments of the present invention will be provided in conjunction with the accompanying drawings, so as to enable those skilled in the art to more easily understand the advantages and features of the present invention, and thereby define the scope of the invention more clearly and clearly.

Referring to fig. 2 to 4, an electric hair dryer with special temperature control according to an embodiment of the present invention includes: dryer 14, handle 15 and power cord 12, the front end of dryer 14 sets up out the air net 13 and is connected with tuyere 9, and 14 inside heating element group spares 4, motor 1 and the fan blade 2 of setting up of dryer, the rear end of dryer sets up into the air net, and handle 15's end is located to power cord 12 for the connection power is motor 1 and the power supply of heating element group spares 4, and the position that is close to air net 13 in the dryer 14 sets up infrared induction system 8.

The two sides of the rear end of the air duct 14 are respectively provided with a first air inlet net 16 and a second air inlet net 17, the axial directions of the motor 1 and the fan blade 2 are parallel to the airflow directions of the first air inlet net 16 and the second air inlet net 17, and the first air inlet net 16 and the second air inlet net 17 are arranged at positions close to the fan blade 2.

After the motor 1 is powered on, the fan blade 2 is driven to rotate, airflow is sucked from the first air inlet net 16 and the second air inlet net 17, and after the airflow is heated by the heating rack assembly 4, hot air is blown out of the air nozzle 9; in the process, the infrared induction device 8 emits infrared rays to induce the temperature of the air flow reaching the hair and sends the air flow to the control circuit board, and the control circuit board is connected with the heating rack assembly 4 and carries out heating control on the heating rack assembly 4 according to the received temperature signal so as to meet the working requirements of people.

The heating frame component 4 is provided with a carbon body 7 and a negative ion generator 3, the carbon body 7 is connected with the PTC thermistor for temperature control, and the specific installation method comprises the following steps: placing the carbon body 7 in the PTC fixing seat 6, clamping the carbon body by using a clamping groove of the heating frame, and simultaneously placing the negative ion generator 3 in the heating frame component 4 and clamping the negative ion generator by using the clamping groove; then the whole heating rack assembly 4 is placed in the inner cylinder 5 of the air duct 14 together with the carbon body 7 and the negative ion generator 3.

After the power cord 12 is connected with a power supply, the switch button 10 on the handle 15 is pressed, the electric hair drier is started, the motor 1 drives the fan blades 2 to rotate, airflow is sucked from the first air inlet net 16 and the second air inlet net 17, the airflow passes through the anion generator 3, the heating element assembly 4 and the carbon element body 7, heat generated by the heating element assembly 4 is taken away, and blown hot air reaches hair through the air nozzle 9. Pressing function button 11, can controlling the air-out temperature of hairdryer, infrared induction device 8 feeds back the control scheme board in the dryer through the temperature of the infrared induction hair of transmission simultaneously, and the control scheme board judges whether to reach predetermined temperature, if do not reach predetermined temperature, will control heating element subassembly 4 and continue to heat, when the temperature that senses up to infrared induction device 8 reaches predetermined temperature, control scheme board control heating element subassembly 4 stops heating.

In the embodiment of the utility model, the application of the carbon element 7 heats the carbon element through the PTC thermistor, so that the infrared wave band beneficial to the human body is released after the surface of the carbon element reaches a certain temperature, thereby achieving the functions of hair care and also bringing unexpected functions to users; the infrared sensing temperature measurement and the multi-mode temperature control can ensure that the user can better protect the hair of the user; the electric hair drier can save more energy by increasing the air inlet speed through the air inlet mode of the double air inlet nets, conforms to the low-carbon energy-saving environment-friendly life development trend, and increases the user experience; the anion generator can enable blown air to contain anions, can neutralize positive charges in hair, can eliminate static electricity to enable the hair to be more flexible, can better protect the hair, and avoids damaging the hair quality.

The above only is the embodiment of the present invention, not limiting the patent scope of the present invention, all the equivalent structures or equivalent processes that are used in the specification and the attached drawings or directly or indirectly applied to other related technical fields are included in the patent protection scope of the present invention.

Claims

1. A hair drier with special temperature control comprises an air cylinder and a power line, wherein a heating rack assembly, a motor and fan blades are arranged in the air cylinder, an air inlet net is arranged at the rear end of the air cylinder, an air outlet net is arranged at the front end of the air cylinder, the power line is connected with a power supply to supply power to the motor and the heating rack assembly, the motor drives the fan blades to rotate after being electrified, air flow is sucked from the air inlet net, and hot air is blown out of the air outlet net after being heated by the heating rack assembly; the method is characterized in that: an infrared sensing device is arranged at a position, close to the air outlet net, in the air duct, and reaches the temperature of air flow of hair through transmitting infrared sensing and sends the temperature to a control circuit board, and the control circuit board is connected with the heating rack assembly and is used for heating and controlling the heating rack assembly according to the received temperature signal.

2. The hair dryer with special temperature control of claim 1, wherein the air inlet nets comprise a first air inlet net and a second air inlet net which are respectively arranged at two sides of the air duct, the axial direction of the fan blade is perpendicular to the airflow direction in the air duct, and the first air inlet net and the second air inlet net are arranged at positions close to the fan blade.

3. The hair dryer with special temperature control as claimed in claim 1, wherein the heating frame assembly is mounted with a carbon body, and the carbon body is connected with a PTC thermistor to control the heating temperature.

4. The hair dryer with special temperature control as claimed in claim 1, wherein a negative ion generator is further installed on said heating rack assembly.

5. The hair dryer with special temperature control of claim 1, further comprising a handle, wherein a switch button and a plurality of function buttons are arranged on the handle, the switch button is used for conducting on-off control on the hair dryer, and the function buttons are used for conducting temperature regulation control on the heating rack component.