CN216099053U

CN216099053U - Electric hair clipper with refrigeration and heating functions

Info

Publication number: CN216099053U
Application number: CN202122554550.6U
Authority: CN
Inventors: 林剑; 陈宗跃
Original assignee: Ningbo Kaili Holding Group Co ltd
Current assignee: Ningbo Kaili Holding Group Co ltd
Priority date: 2021-10-22
Filing date: 2021-10-22
Publication date: 2022-03-22
Anticipated expiration: 2031-10-22

Abstract

The utility model provides an electric hair clipper with refrigeration and heating functions, which comprises a machine body and a cutter head which are connected with each other, wherein the cutter head comprises a movable cutter, a fixed cutter and a fixed cutter fixing piece; the machine body is also internally provided with a heat transfer structure for heating and refrigerating, and the heat transfer structure is in heat conduction connection with the fixed cutter fixing piece. The heat transfer structure is directly connected with the fixed cutter fixing piece in a heat transfer mode, so that the temperature of the fixed cutter fixing piece is changed along with the change of the temperature of the heat transfer structure, the heating function can be started in cold winter, and the irritation generated during hair cutting can be reduced; the refrigeration function can be started when the movable knife and the fixed knife generate heat due to friction, so that the hair is prevented from being pulled when the hair is cut due to too fast heating due to friction; the fixed knife fixing piece is directly contacted with the scalp, and the whole heat transfer energy loss is small.

Description

Electric hair clipper with refrigeration and heating functions

Technical Field

The utility model relates to the technical field of hair trimmers, in particular to an electric hair clipper with cooling and heating functions.

Background

The electric hair clipper has a blade head including a stationary blade and a movable blade, the movable blade can reciprocate relative to the stationary blade, the stationary blade directly contacts with skin during hair cutting, and the movable blade reciprocates to cut off hair inserted into the stationary blade. With the progress of economic society, more and more people pay more attention to the use experience of the electric hair cutter, for example, the functions of heating and cooling of the electric hair cutter, the electric hair cutter in the market generally directly contacts the temperature changing body with the fixed cutter to transfer heat, but because the fixed cutter is mostly made of iron materials, the energy loss is large when the temperature changing body and the fixed cutter transfer heat with each other, and the heat transfer effect is poor.

SUMMERY OF THE UTILITY MODEL

In order to solve at least one of the above problems, the present invention provides an electric hair clipper with both cooling and heating functions, comprising a body and a cutter head connected to each other, wherein the cutter head comprises a movable cutter, a fixed cutter and a fixed cutter fixing member, a driving assembly for driving the movable cutter to reciprocate is arranged in the body, the fixed cutter is connected to the body through the fixed cutter fixing member, and the fixed cutter fixing member is adapted to be directly contacted with the scalp of a user during hair cutting; the machine body is also internally provided with a heat transfer structure for heating and refrigerating, and the heat transfer structure is in heat conduction connection with the fixed cutter fixing piece.

Optionally, the stationary knife fixture and the stationary knife are in heat-conducting connection with each other.

Optionally, the stationary knife fixing member includes a skin touching portion and a connecting portion which are connected with each other, the stationary knife is provided with a hollow portion for touching the skin portion, the stationary knife fixing member passes through the connecting portion respectively with the stationary knife and the body connecting portion, the skin touching portion is connected with the heat transfer structure in a heat conduction mode.

Optionally, the body is provided with a slide rail, and the connecting portion is provided with a slide block matched with the slide rail; and a gear adjusting component for adjusting the mutual position between the sliding block and the sliding rail is also arranged.

Optionally, the fixed cutter fixing member is made of aluminum.

Optionally, the heat transfer structure includes a circuit board and a heating and cooling body electrically connected to the circuit board, and the heating and cooling body is in heat conduction connection with the fixed blade fixing member.

Optionally, a conducting piece is arranged between the heating and cooling body and the fixed cutter fixing piece, and the heating and cooling body, the conducting piece and the fixed cutter fixing piece are sequentially in heat conduction connection.

Optionally, the conductive sheet is an aluminum block, and the heat transfer structure further includes a copper sheet disposed between the conductive sheet and the heating and cooling body.

Optionally, the circuit board is provided with a current direction switching unit for controlling the heating and cooling body to switch between heating and cooling; or, the heating and refrigerating body comprises a heating semiconductor and a refrigerating semiconductor, and the heating semiconductor and the refrigerating semiconductor are respectively controlled by the circuit board to perform heating work and refrigerating work.

Optionally, the driving assembly comprises a driving motor and an eccentric wheel connected with the driving motor, the eccentric wheel is connected with the movable knife, and a battery used for supplying power to the circuit board and the driving motor is arranged in the machine body.

Compared with the prior art, the electric hair clipper with the cooling and heating functions is characterized in that the heat transfer structure with the heating and cooling functions is arranged in the machine body, and the heat transfer structure is directly connected with the fixed blade fixing piece in a heat conduction manner, so that the temperature of the fixed blade fixing piece directly contacted with the scalp of a user is changed along with the change of the temperature of the heat transfer structure during hair cutting, the heating function can be started when the electric hair clipper is used in cold winter by the user, the cold feeling when the electric hair clipper is firstly contacted with the scalp can be reduced by the warm fixed blade fixing piece at the moment, the electric hair clipper is heated in advance, and the irritation generated during hair cutting can be reduced; during hair cutting, the refrigeration function can be started when the movable cutter and the fixed cutter generate heat due to reciprocating friction in the hair cutting process, and at the moment, the heat is dissipated through the cold fixed cutter fixing piece, so that the hair is prevented from being pulled during hair cutting due to the fact that the movable cutter and the fixed cutter generate heat too fast due to friction; the structure design directly contacts the scalp through the fixed knife fixing piece in heat conduction connection with the heat transfer structure, so that the energy loss is small during the whole heat transfer, and the heat transfer effect is ensured.

Drawings

FIG. 1 is a structural view of an electric hair clipper in accordance with an embodiment of the present invention;

FIG. 2 is a partial block diagram of an electric clipper according to an embodiment of the present invention;

FIG. 3 is a partial structural view of an electric hair clipper in accordance with an embodiment of the present invention;

FIG. 4 is a block diagram of a stationary knife fixture according to an embodiment of the present invention;

fig. 5 is a structural view of a stationary knife according to an embodiment of the present invention.

Description of reference numerals:

1. a body; 11. a slide rail; 2. a cutter head; 21. moving a knife; 22. fixing a cutter; 221. a hollow-out section; 23. a fixed cutter fixing part; 231. a skin-contacting portion; 232. a connecting portion; 2321. a slider; 3. a drive assembly; 31. a drive motor; 32. an eccentric wheel; 4. a heat transfer structure; 41. a circuit board; 42. heating and cooling the body; 43. a conductive sheet; 44. a copper sheet; 45. a heat sink; 5. a gear adjusting component; 6. a battery; 7. the switch is activated.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below.

In the description of the present invention, it is to be understood that the terms "upper", "lower", and the like indicate orientations or positional relationships based on the normal use of a product.

The terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature.

The embodiment of the utility model provides an electric hair clipper with cooling and heating functions, which is shown in a combined figure 1, a figure 2 and a figure 3 and comprises a machine body 1 and a cutter head 2 which are connected with each other, wherein the cutter head 2 comprises a movable cutter 21, a fixed cutter 22 and a fixed cutter fixing piece 23, a driving assembly 3 for driving the movable cutter 21 to reciprocate is arranged in the machine body 1, the fixed cutter 22 is connected with the machine body 1 through the fixed cutter fixing piece 23, and the fixed cutter fixing piece 23 is suitable for being directly contacted with the scalp of a user during hair cutting; a heat transfer structure 4 for heating and cooling is further arranged in the machine body 1, and the heat transfer structure 4 and the fixed cutter fixing part 23 are in heat conduction connection with each other.

The fixed knife fixing piece 23 is made of a heat conducting material, preferably an aluminum material, the aluminum has light weight, low cost, difficult oxidation and better heat conducting property, and in addition, other materials with good heat conducting property can be selected; the body 1 is used for holding when a user trims hair, the cutter head 2 is arranged at the front end of the body 1, and the body 1 is generally made of insulating materials such as plastics; the heat transfer structure 4 can be controlled to respectively carry out heating and refrigerating work, and the specific work can be selected according to the needs of users; the temperature of the fixed blade holder 23 may be changed depending on the change in the temperature of the heat transfer structure 4, so that the temperature of the fixed blade holder 23 can be raised or lowered by heating or cooling the heat transfer structure 4.

In the electric hair clipper with both cooling and heating functions in the embodiment, the heat transfer structure 4 with heating and cooling functions is arranged in the machine body 1, and the heat transfer structure 4 is directly connected with the fixed blade fixing piece 23 in a heat conduction manner, so that the temperature of the fixed blade fixing piece 23 directly contacted with the scalp of a user is changed along with the change of the temperature of the heat transfer structure 4 during hair cutting, and the heating function can be started when the electric hair clipper is used in cold winter by the user; during hair cutting, the refrigeration function can be started when the movable blade 21 and the fixed blade 22 generate heat due to reciprocating friction, and at the moment, the heat is dissipated through the cold fixed blade fixing piece 23, so that the hair is prevented from being pulled when the movable blade 21 and the fixed blade 22 generate heat due to too fast friction; with this structure, the stationary blade fixing member 23 is thermally conductively connected to the heat transfer structure 4 to directly contact the scalp, so that the energy loss during the entire heat transfer is small to ensure the heat transfer effect.

Alternatively, as shown in fig. 3, the fixed blade holder 23 and the fixed blade 22 are thermally conductively connected to each other.

Wherein, the stationary knife 22 is made of heat conductive material, preferably iron material, and has a certain deformation resistance strength so as to cooperate with the movable knife 21 to perform hairdressing operation, and the surface of the stationary knife 22 will contact with the scalp during hairdressing; in this embodiment, the fixed knife fixing member 23 is connected with the fixed knife 22 in a heat conduction manner, so that the fixed knife fixing member 23 can directly contact the skin to bring a warm or cool feeling to the skin on one hand, and can transmit energy to the fixed knife 22 to change the temperature of the fixed knife 22 to achieve a dual effect.

Optionally, as shown in fig. 2 to fig. 5, the fixed blade fixing member 23 includes a skin contact portion 231 and a connecting portion 232 that are connected to each other, the fixed blade 22 is provided with a hollow portion 221 for mounting the skin contact portion 231, the fixed blade fixing member 23 is connected to the fixed blade 22 and the machine body 1 through the connecting portion 232, and the skin contact portion 231 and the heat transfer structure 4 are connected in a heat conduction manner.

The skin contact part 231 is of a boss structure, the hollow part 221 is matched with the skin contact part 231 in shape, when the skin contact part 231 is installed on the hollow part 221, the outer surface of the skin contact part 231 is flush with the outer surface of the fixed blade 22, and the outer surface is a surface in contact with the scalp, so that the fixed blade 22 can smoothly slide relative to the scalp during haircut; in this embodiment, the hollow portion 221 for installing the skin contact portion 231 is disposed on the fixed knife 22, so as to fully utilize the space of the fixed knife 22, thereby making the whole structure compact and occupying the space as small as possible.

Optionally, as shown in fig. 1 and fig. 4, the body 1 is provided with a slide rail 11, and the connecting portion 232 is provided with a slide block 2321 that is engaged with the slide rail 11; a gear adjusting component 5 for adjusting the mutual position between the sliding block 2321 and the sliding rail 11 is further arranged.

The left side and the right side of the skin contact part 231 are respectively connected with a connecting part 232, each connecting part 232 is of an L-shaped plate-shaped structure and comprises a first connecting plate and a second connecting plate which are integrally formed, the first connecting plate is connected with the skin contact part 231, and the first connecting parts 232 are fixed with the fixed cutter 22 through screws; the left side and the right side of the machine body 1 are both provided with sliding rails 11, and the sliding block 2321 is convexly arranged on the inner side wall of the second connecting plate; the gear adjusting assembly 5 comprises an adjuster and a locking screw which are connected with each other, when the adjuster adjusts and loosens the locking screw, the fixed knife 22 can realize the adjustment of the relative position with the machine body 1 through the movement of the sliding block 2321 on the track, and when the adjuster locks the locking screw, the relative position of the fixed knife 22 and the machine body 1 is fixed, so that the adjustment of the relative position of the fixed knife 22 and the movable knife 21 is realized, and the requirements of different haircut lengths are met.

Optionally, as shown in fig. 2 and fig. 3, the heat transfer structure 4 includes a circuit board 41 and a heating and cooling body 42 electrically connected to the circuit board 41, and the heating and cooling body 42 is in heat conduction connection with the stationary blade fixing member 23.

When the fixed knife fixing piece 23 needs to be heated, the circuit board 41 controls the heating and cooling body 42 to perform heating work, and when a certain temperature is reached, the energy on the heating and cooling body 42 is transmitted to the fixed knife fixing piece 23, so that the temperature of the fixed knife fixing piece 23 is increased; similarly, when the stationary blade fixing member 23 needs to be cooled, the circuit board 41 controls the heating and cooling body 42 to perform cooling operation, and when the temperature is reduced to a certain temperature, the energy on the stationary blade fixing member 23 is absorbed to the heating and cooling body 42, so that the temperature of the stationary blade fixing member 23 is reduced.

Optionally, as shown in fig. 2 and 3, a conducting strip 43 is disposed between the heating and cooling body 42 and the fixed blade fixing member 23, and the heating and cooling body 42, the conducting strip 43 and the fixed blade fixing member 23 are sequentially connected in a heat conduction manner.

The conductive piece 43 is connected to the fixed blade holder 23 in an abutting manner, and the contact surface of the conductive piece is completely in contact with the surface of the fixed blade holder 23, so that heat transfer loss is reduced as much as possible.

Optionally, as shown in fig. 2 and fig. 3, the conductive sheet 43 is an aluminum block, and the heat transfer structure 4 further includes a copper sheet 44, where the copper sheet 44 is disposed between the conductive sheet 43 and the heating and cooling body 42.

The conductive sheet 43 is preferably an aluminum block made of aluminum, which has light weight, low cost, less oxidation tendency, and better heat conductivity, and in addition, other materials with good heat conductivity can be selected; the copper sheet 44 is made of copper, the copper sheet 44 is generally rectangular or round, the cost is low, and in addition, other materials with good heat-conducting property can be selected; the copper sheet 44 has a good heat conduction effect, the copper sheet 44 is soft and has certain ductility, and the copper sheet can be deformed by stretching under the mutual extrusion of the conducting sheet 43 and the heating and cooling body 42, so that the contact areas between the two side surfaces of the copper sheet 44 and the conducting sheet 43 and the heating and cooling body 42 are as large as possible, the condition that the surfaces of aluminum blocks are not flat in the actual processing process is compensated, the energy loss in the transmission process is prevented, the integral heat conduction effect is better, and the energy transmission efficiency is improved.

Alternatively, as shown in fig. 2, the circuit board 41 is provided with a current direction switching unit for controlling the heating and cooling body 42 to switch between the heating operation and the cooling operation.

The heating and cooling body 42 is a semiconductor, the semiconductor is electrically connected with the circuit direction switching unit, the current direction switching unit controls the current direction of the semiconductor according to a cooling or heating command received by the circuit board 41, if heating is needed, the current passing through the semiconductor is controlled to be forward current, so that the semiconductor heats, and if cooling is needed, the current passing through the semiconductor is controlled to be reverse current, so that the semiconductor cools; the heating and cooling body 42 can respectively perform heating work and cooling work under the control of the circuit board 41, and particularly can be realized by changing the current flow direction of a semiconductor through the current direction switching unit, and the structural design can save the installation space and the installation steps as much as possible; when the fixed knife fixing piece 23 needs to be heated, the circuit board 41 controls the heating and cooling body 42 to perform heating work, when a certain temperature is reached, the energy on the heating and cooling body 42 is transmitted to the conducting piece 43, the temperature of the conducting piece 43 rises, the energy on the conducting piece 43 is transmitted to the fixed knife fixing piece 23 again, and finally the temperature of the fixed knife fixing piece 23 rises; similarly, when the stationary blade fixing member 23 needs to be cooled, the circuit board 41 controls the heating and cooling body 42 to perform cooling operation, and when the temperature is reduced to a certain temperature, the energy on the conducting piece 43 is absorbed onto the heating and cooling body 42, the temperature of the conducting piece 43 is reduced, the energy on the stationary blade fixing member 23 is absorbed onto the conducting piece 43 again, and finally the temperature of the stationary blade fixing member 23 is reduced.

In another embodiment, the heating and cooling body 42 includes a heating semiconductor and a cooling semiconductor, and the heating semiconductor and the cooling semiconductor are controlled to perform heating operation and cooling operation respectively through the circuit board 41.

The heating semiconductor and the refrigerating semiconductor are both the result of applying thermoelectric effect, and the heating semiconductor and the refrigerating semiconductor are formed by connecting two ends of two different semiconductors; when current passes through the heating semiconductor, the temperature difference is generated by heating at one end and cooling at the other end, namely one end is used for heating and the other end is used for cooling, and the heating end of the heating semiconductor is connected with the conducting sheet 43; in the same way, when current passes through the refrigeration semiconductor, the refrigeration semiconductor can generate heat at one end and cool at the other end to generate temperature difference, namely, one end heats and the other end refrigerates, and the refrigeration end of the refrigeration semiconductor is connected with the conduction sheet 43; the heating end of the refrigeration semiconductor is also connected with a heat dissipation piece 45 to prevent the semiconductor from being damaged due to overheating and ensure the service life of the semiconductor; the heat sink 45 is generally made of aluminum, which has light weight, low cost and good heat dissipation effect.

Optionally, as shown in fig. 2 and fig. 3, the driving assembly 3 includes a driving motor 31 and an eccentric wheel 32 connected to the driving motor 31, the eccentric wheel 32 is connected to the movable blade 21, and a battery 6 for supplying power to the circuit board 41 and the driving motor 31 is disposed in the machine body 1.

Wherein, the battery 6 is a rechargeable battery 6; the eccentric wheel 32 is connected with a motor shaft of the driving motor 31, the driving motor 31 drives the eccentric wheel 32 to move when working, and the eccentric wheel 32 drives the movable knife 21 to reciprocate relative to the fixed knife 22, so that the hair cutting operation is realized; the circuit board 41 is electrically connected with the driving motor 31, and the circuit board 41 controls the driving motor 31 to work.

Optionally, combine fig. 1, fig. 2 to show, still be provided with on the fuselage 1 with starting switch 7 and the accuse temperature button that circuit board 41 is connected, accuse temperature button is including heating button and refrigeration button, realizes the refrigeration of electric clipper, the interchange of heating the function through pressing respectively heating button and refrigeration button.

The starting switch 7 is used for starting or closing the driving motor 31, the temperature control button can be designed to be used for controlling the heat transfer structure 4 to perform heating or refrigerating work after the starting switch 7 is started, and can also be designed to be independently controlled, namely the temperature control button can be directly pressed to control the heat transfer structure 4 to perform heating or refrigerating work no matter what state the starting switch 7 is in, so that the application range of the electric hair clipper is wider; the starting switch 7, the heating button and the cooling button are exposed on the surface of the shell of the machine body 1, so that the operation of a user is facilitated.

When the fixed knife fixing piece 23 needs to be heated, a user presses a heating button, the circuit board 41 controls the heating and cooling body 42 to perform heating work, when a certain temperature is reached, energy on the heating and cooling body 42 is conducted to the copper sheet 44, the copper sheet 44 transmits the energy to the conducting sheet 43, the conducting sheet 43 conducts the energy to the fixed knife fixing piece 23, and finally the temperature of the fixed knife fixing piece 23 is raised; similarly, when the stationary knife fixing member 23 needs to be cooled, a user presses a cooling button, the circuit board 41 controls the heating and cooling body 42 to perform cooling operation, when the temperature is reduced to a certain temperature, the energy on the copper sheet 44 is absorbed on the heating and cooling body 42, the temperature of the copper sheet 44 is reduced, the energy on the conducting sheet 43 is absorbed on the copper sheet 44, the temperature of the conducting sheet 43 is reduced, the energy on the stationary knife fixing member 23 is absorbed on the conducting sheet 43 again, and finally the temperature of the stationary knife fixing member 23 is reduced.

Although the present disclosure has been described above, the scope of the present disclosure is not limited thereto. Various changes and modifications may be effected therein by one of ordinary skill in the pertinent art without departing from the spirit and scope of the present disclosure, and these changes and modifications are intended to be within the scope of the present disclosure.

Claims

1. The electric hair clipper with the cooling and heating functions is characterized by comprising a clipper body (1) and a clipper head (2) which are connected with each other, wherein the clipper head (2) comprises a movable clipper (21), a fixed clipper (22) and a fixed clipper fixing piece (23), a driving assembly (3) for driving the movable clipper (21) to reciprocate is arranged in the clipper body (1), the fixed clipper (22) is connected with the clipper body (1) through the fixed clipper fixing piece (23), and the fixed clipper fixing piece (23) is suitable for being directly contacted with the scalp of a user during hair cutting; the machine body (1) is also internally provided with a heat transfer structure (4) for heating and refrigerating, and the heat transfer structure (4) is in heat conduction connection with the fixed cutter fixing piece (23).

2. The electric hair clipper with both cooling and heating functions as claimed in claim 1, wherein the stationary blade holder (23) and the stationary blade (22) are thermally conductively connected to each other.

3. The electric hair clipper with cooling and heating functions as claimed in claim 1, wherein the stationary blade fixing member (23) comprises a skin contacting portion (231) and a connecting portion (232) which are connected with each other, the stationary blade (22) is provided with a hollow portion (221) for the skin contacting portion (231) to be installed, the stationary blade fixing member (23) is respectively connected with the stationary blade (22) and the clipper body (1) through the connecting portion (232), and the skin contacting portion (231) is in heat conduction connection with the heat transfer structure (4).

4. The electric hair clipper with both cooling and heating functions as claimed in claim 3, wherein the body (1) is provided with a slide rail (11), and the connecting portion (232) is provided with a slide block (2321) engaged with the slide rail (11); and a gear adjusting component (5) for adjusting the mutual position between the sliding block (2321) and the sliding rail (11) is further arranged.

5. The electric hair clipper with both cooling and heating functions as claimed in claim 1, wherein the stationary blade fixing member (23) is made of aluminum.

6. The electric hair clipper with both cooling and heating functions as claimed in any one of claims 1 to 5, wherein the heat transfer structure (4) comprises a circuit board (41) and a heating and cooling body (42) electrically connected to the circuit board (41), and the heating and cooling body (42) is in heat conduction connection with the stationary blade fixing member (23).

7. The electric hair clipper with cooling and heating functions as claimed in claim 6, wherein a conducting piece (43) is disposed between the heating and cooling body (42) and the fixed blade fixing member (23), and the heating and cooling body (42), the conducting piece (43) and the fixed blade fixing member (23) are sequentially in heat conduction connection.

8. The electric hair clipper with both cooling and heating functions as claimed in claim 7, wherein the conductive sheet (43) is an aluminum block, and the heat transfer structure (4) further comprises a copper sheet (44), wherein the copper sheet (44) is disposed between the conductive sheet (43) and the heating and cooling body (42).

9. The electric hair clipper with both cooling and heating functions as claimed in claim 6, wherein the circuit board (41) is provided with a current direction switching unit for controlling the heating and cooling body (42) to switch between heating and cooling operations; or the heating and cooling body (42) comprises a heating semiconductor and a cooling semiconductor, and the heating semiconductor and the cooling semiconductor are respectively controlled to carry out heating work and cooling work through the circuit board (41).

10. The electric hair clipper with cooling and heating functions as claimed in claim 6, wherein the driving assembly (3) comprises a driving motor (31) and an eccentric wheel (32) connected with the driving motor (31), the eccentric wheel (32) is connected with the movable blade (21), and a battery (6) for supplying power to the circuit board (41) and the driving motor (31) is arranged in the machine body (1).