CN111467672A

CN111467672A - Multifunctional nursing comb

Info

Publication number: CN111467672A
Application number: CN202010447479.9A
Authority: CN
Inventors: 欧阳平原
Original assignee: Shenzhen Shenlan Zhitong Technology Co ltd
Current assignee: Shenzhen Shenlan Zhitong Technology Co ltd
Priority date: 2020-05-25
Filing date: 2020-05-25
Publication date: 2020-07-31

Abstract

The invention discloses a multifunctional nursing comb, which comprises a shell; a liquid storage tank detachably mounted on the outer side of the housing; the circuit board, the air pump, the proximity sensor and the battery are fixedly arranged in the shell, and the air pump is connected with the liquid storage tank through an air guide pipe; the plurality of spray heads and the conductive head group are arranged on the surface of the liquid storage tank; the two conductive strips are respectively arranged on the outer side of the shell and are matched with the positions held by the hands, the two conductive strips are respectively and electrically connected with the conductive head group, and a complete circuit loop is formed by the hands, the two conductive strips, the conductive head group and the circuit board; the laser lamp is fixedly arranged on the circuit board; and the key is fixed on the circuit board and penetrates through the shell. The nursing comb effectively solves the problem of single function of the nursing comb.

Description

Multifunctional nursing comb

Technical Field

The invention relates to the technical field of protective combs, in particular to a multifunctional nursing comb.

Background

Elegant and beautiful hair is a beautiful symbol, but because of external factors such as large working pressure, dysphoria, poor sleep and the like, the blood circulation of the head is weakened, essential elements of the hair are lacked, the hair roots are seriously affected, hair stem cells are degenerated, the hair is yellow and withered, and the healthy hair color is lost. The nursing comb with the hair nursing function not only has the function of common hair combing, but also can be used for smearing nursing liquid on hair or scalp, thereby providing great convenience for hair quality nursing. However, the conventional comb has a single function, such as the comb disclosed in CN109106039A, which only has the function of hair care through a care solution. Therefore, in view of the defects of the above schemes in actual manufacture and implementation and use, the multifunctional nursing comb is modified and improved, and simultaneously, the design is created by the assistance of professional knowledge and experience and after multiple skillful thinking and experiments according to the spirit and concept of the design, so that the multifunctional nursing comb is provided for solving the problem of single function of the nursing comb.

Disclosure of Invention

One of the objectives of the present invention is to provide a multifunctional nursing comb, so as to solve the problem of single function of the nursing comb.

The multifunctional nursing comb can be realized by the following technical scheme:

the invention relates to a multifunctional nursing comb, which comprises a shell; a liquid storage tank detachably mounted on the outer side of the housing; the circuit board, the air pump, the proximity sensor and the battery are fixedly arranged in the shell, and the air pump is connected with the liquid storage tank through an air guide pipe; the plurality of spray heads and the conductive head group are arranged on the surface of the liquid storage tank; the two conductive strips are respectively arranged on the outer side of the shell and are matched with the positions held by the hands, the two conductive strips are respectively and electrically connected with the conductive head group, and a complete circuit loop is formed by the hands, the two conductive strips, the conductive head group and the circuit board; the laser lamp is fixedly arranged on the circuit board; and the key is fixed on the circuit board and penetrates through the shell.

Preferably, the housing comprises an upper housing and a lower housing, and the upper housing and the lower housing form a cavity.

Preferably, the lower shell comprises an upper shell body, a lampshade and a liquid storage cavity, and the lampshade and the liquid storage cavity are arranged on the upper shell body; the lampshade surrounds the liquid storage cavity, and the position of the lampshade corresponds to that of the laser lamp.

Preferably, the liquid storage tank comprises a liquid storage tank main body, a one-way valve, a sealing ring and an air inlet; the liquid storage tank is detachably arranged in the liquid storage cavity; the one-way valve is arranged in the liquid storage tank main body; the sealing ring is arranged between the air inlet and the one-way valve; one end of the air inlet is connected with the air pump through an air duct, and the other end of the air inlet is connected with the one-way valve.

Preferably, the spray head comprises a spray head main body, a sealing ball and a spring, wherein the sealing ball and the spring are arranged in the spray head main body, the spring is arranged below the sealing ball, and the spring presses the sealing ball to block a care solution outlet in the spray head main body.

Preferably, the nozzle body is provided with nozzles in five directions, namely front, back, left, right and lower.

Preferably, the conducting head group includes a plurality of positive conducting heads, a plurality of negative conducting heads, positive conducting poles and negative conducting poles, and is a plurality of positive conducting heads and a plurality of negative conducting heads set up on the liquid reserve tank, and is a plurality of positive conducting heads are established ties through five gold sheets together, the one end of positive conducting pole is with a plurality of positive conducting heads is connected, and its other end runs through the liquid reserve tank with the circuit board is connected, and is a plurality of negative conducting heads are established ties through five gold sheets together, the one end of negative conducting pole is with a plurality of negative conducting heads is connected, and its other end runs through the liquid reserve tank with the circuit board is connected.

Preferably, the plurality of positive electrode conductive heads and the plurality of negative electrode conductive heads are arranged at intervals.

Preferably, the battery is a rechargeable lithium battery or a wireless rechargeable battery.

Preferably, the battery is a rechargeable lithium battery, a charging interface is arranged on the side surface of the shell, and the charging interface charges the battery.

Compared with the prior art, the multifunctional nursing comb has the beneficial effects that:

according to the multifunctional nursing comb, a complete loop is formed by the conductive head group, the circuit board, the hand and the conductive strips, weak direct current acts on the scalp through the positive electrode and the negative electrode, dirt in pores is led out by the positive electrode, and nursing liquid is led into the pores by the negative electrode, so that the effects of leading out the dirt and leading in nutrition are achieved; high-frequency voltage can be led out through the conductive head group, and after the conductive head group is contacted with the scalp of a human body, the effects of hair care and beauty can be achieved by stimulating skin tissues of the human body; meanwhile, different laser lamps emit light with different wavelengths to irradiate different depths of the scalp of a human body, so that hair follicles are stimulated, and the effects of hair care, hair nourishing and hair nourishing are achieved.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

FIG. 1 is a schematic perspective view of a multi-functional nursing comb of the present invention, which includes a liquid storage tank and a housing;

FIG. 2 is a schematic perspective view of the multifunctional nursing comb of FIG. 1 in another orientation;

FIG. 3 is a schematic view of the multifunctional nursing comb of FIG. 1 with the reservoir and the housing separated;

FIG. 4 is an exploded view of the multi-functional nursing comb of FIG. 1;

FIG. 5 is a schematic longitudinal cross-sectional view of the multi-functional nursing comb of FIG. 1;

fig. 6 is a transverse cross-sectional view of the multi-functional nursing comb of fig. 1. Comprises a positive conductive head and a negative conductive head;

FIG. 7 is a schematic view of a reservoir of the multi-functional nursing comb of FIG. 1;

FIG. 8 is a schematic view of the connection of the positive and negative conductive contacts shown in FIG. 6;

FIG. 9 is a circuit diagram of the high frequency voltage and DC current generation of a multi-functional nursing comb of the present invention;

fig. 10 is a schematic diagram of the connections between the various circuits shown in fig. 9.

The following are marked in the figure: 11, a housing; 111, an upper shell; 1111, a key hole; 1112, indicating lamp holes; 112, a lower housing; 1121, upper case main body; 1122, a lamp shade; 1123, a liquid storage cavity; 12, a liquid storage tank; 121, a tank body; 122, a one-way valve; 123, a sealing ring; 124, an air inlet; 13, a circuit board; 14, an air pump; 15, a proximity sensor; 16, a spray head; 161, a head body; 162, a sealing ball; 163, a spring; 17, a group of conductive heads; 171, a positive conductive head; 172, a negative conductive head; 173, positive electrode conductive electrode; 174, negative conductive electrode; 18, a conductive strip; 19, a laser light; 20, pressing a key; 21, an indicator light; 22, a battery; and 23, a charging interface.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of the embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it should be noted that the terms "upper", "lower", and the like refer to orientations or positional relationships based on the orientations or positional relationships shown in the drawings or orientations or positional relationships that the products of the present invention are conventionally placed in use, and are used for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the devices or elements referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.

Further, in the present invention, unless otherwise expressly stated or limited, the first feature may be directly contacting the second feature or may be directly contacting the first or second feature with the second feature therebetween. Also, the first feature being above, on or above the second feature includes the first feature being directly above and obliquely above the second feature, or merely means that the first feature is at a higher level than the second feature. A first feature that underlies, and underlies a second feature includes a first feature that is directly under and obliquely under a second feature, or simply means that the first feature is at a lesser level than the second feature.

Furthermore, the terms "horizontal", "vertical" and the like do not imply that the components are required to be absolutely horizontal or pendant, but rather may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "connected," and "connected" are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-4, in the present embodiment, the multifunctional nursing comb of the present invention may include a housing 11, a liquid storage tank 12, a circuit board 13, an air pump 14, a proximity sensor 15, a plurality of nozzles 16, a conductive head set 17, a conductive strip 18, a laser light 19, a button 20, an indicator light 21, a battery 22, and a charging interface 23, wherein the liquid storage tank 12 is detachably mounted on an outer side of the housing 11; the circuit board 13, the air pump 14, the proximity sensor 15 and the battery 22 are fixedly arranged in the shell 11, and the air pump 14 is connected with the liquid storage tank 12 through an air duct; a plurality of spray heads 16 and the conductive head group 17 are arranged on the surface of the liquid storage box 12; the two conductive strips 18 are respectively arranged on the outer side of the shell 11 and are matched with the positions held by the hands, and are electrically connected with the conductive head group 17, and the two conductive strips 18 are contacted by the hands to form a complete circuit loop; the laser lamp 19 is fixedly arranged on the circuit board 13, and laser emitted by the laser lamp 19 penetrates through the shell 11 and irradiates the scalp; the key 20 and the indicator light 21 are fixed on the circuit board 13 and penetrate through the shell 11; the charging interface 23 is fixed in the housing 11 and penetrates through the housing 11.

Referring to fig. 2 to 4, in the present embodiment, the housing 11 is made of plastic, and includes an upper housing 111 and a lower housing 112, the upper housing 111 and the lower housing 112 form a cavity, and the circuit board 13, the air pump 14, the proximity sensor 15, and the battery 22 are fixedly disposed in the cavity; the two conductive strips 18 are embedded between the upper housing 111 and the lower housing 112. In this embodiment, the upper casing 111 is provided with a key hole 1111 and an indicator light hole 1112, and the key 20 and the indicator light 21 respectively penetrate through the upper casing 111 through the key hole 1111 and the indicator light hole 1112; in other embodiments, the keys 20 may be touch screens or touch keys. In this embodiment, the lower housing 112 includes an upper housing main body 1121, a lamp housing 1122 and a liquid storage cavity 1123, and the lamp housing 1122 and the liquid storage cavity 1123 are disposed on the upper housing main body 1121; the lampshade 1122 surrounds the liquid storage cavity 1123, and the position of the lampshade corresponds to that of the laser lamp 19; in other embodiments, the lamp housing 1122 and the upper housing body 1121 are integrated and made of a transparent material at a position corresponding to the laser lamp 19; the shape and the size of the liquid storage cavity 1123 are respectively matched with the shape and the size of the liquid storage box 12, and the liquid storage box 12 is detachably installed in the liquid storage cavity 1123 through a buckling structure.

Referring to fig. 7, in the present embodiment, the liquid storage tank 12 includes a liquid storage tank main body 121, a one-way valve 122, a sealing ring 123 and an air inlet 124; the liquid storage box main body 121 is square, a liquid adding port and a fastener are arranged on the liquid storage box main body 121, nursing liquid is added into a cavity of the liquid storage box main body 121 through the liquid adding port, the fastener is matched with the fastener in the liquid storage cavity 1123, and the liquid storage box 12 is fixedly installed in the liquid storage cavity 1123; the check valve 122 is installed in the tank body 121, and the upper end thereof is connected to the gas inlet 124, the check valve 122 ensures that gas entering from the gas inlet 124 can enter the tank body 121 from the check valve 122, and gas in the tank body 121 cannot enter the gas inlet 124 through the check valve 122; the sealing ring 123 is arranged between the air inlet 124 and the one-way valve 122, and mainly has a sealing function; one end of the air inlet 124 is connected to the air pump 14 through an air tube, and the other end is connected to the one-way valve 122.

Referring to fig. 4 and 5, the circuit board 13 is electrically connected to the air pump 14, the proximity sensor 15, the conductive head set 17, the laser light 19, the key 20, the indicator light 21, the battery 22, and the charging interface 23, respectively, and the control techniques adopted by the air pump 14, the proximity sensor 15, the laser light 19, the key 20, the indicator light 21, the battery 22, and the charging interface 23 are all the prior art, and therefore are not described herein.

Referring to fig. 9, the control process of the circuit board 13 controlling the conductive head group 17 includes: complementary high-frequency driving signals PWM1 and PWM0 generated by the MCU on the circuit board 13 are accelerated through a totem pole circuit composed of a transistor Q9(Q9 comprises Q9A and Q9B) and a transistor Q12(Q12 comprises Q12A and Q12B) respectively, and a MOS tube Q10 and a MOS tube Q11 are driven to perform push-pull operation; the MOS tube Q10 and the MOS tube Q11 drive high-frequency voltage signals to be boosted by a transformer T1 in the booster circuit to obtain high-frequency voltage, the high-frequency voltage is connected with the conducting head group 17 through the probe P1 and the probe P2, the high-frequency voltage is output to the surface of the skin of a human body, a loop is formed through the skin and muscle tissues of the human body, and due to the fact that the skin and the muscle tissues of the human body have the effect of blocking the flow of micro current, heat can be generated, the effect of stimulating the skin and the muscle tissues of the human body is achieved, and the effects of hair care; a network formed by the capacitor C35, the capacitor C37, the resistor R54 and the resistor R59 is an anti-interference circuit and is used for absorbing parasitic oscillation interference signals generated by the transformer T1 and distribution parameters of the circuit; when the currents of the transistors Q10 and Q11 exceed a set value, the voltage across the transistor Q15 rises (RF _ C network), the transistor Q16B is turned off, the transistor Q16A outputs a low voltage, the transistor Q15 is turned off, the current loops of the transistors Q10 and Q11 are cut off, and simultaneously the RF _ C network becomes a high level, the on state of the transistor Q16A is maintained until the driving signals PWM0 and PWM1 turn off the outputs, so that the purpose of protecting the two transistors Q10 and Q11 is achieved. The output current sampling circuits of the probe P1 and the probe P2 are formed by diodes D7-D10, a resistor R44, a resistor R51, a capacitor C22 and a capacitor C25, the working process of the sampling circuit is that alternating currents of the probe P1 and the probe P2 are rectified into direct currents through a full-bridge rectifying circuit formed by diodes D7-D10, the direct currents are input to an MCU through a low-pass filter formed by a resistor R44 and a capacitor C25, and whether the probe P1 and the probe P2 are in contact with skin or not can be judged through an AD detection circuit of the MCU. A negative voltage doubling rectifier circuit is formed by the diode D11, the diode D13, the capacitor CO2, the capacitor CO4 and the capacitor C32, the high-frequency alternating-current voltage of the transformer T1 is rectified into negative direct-current voltage, a positive voltage doubling rectifier circuit is formed by the capacitor CO3, the diode D12, the diode D14, the capacitor C33 and the capacitor CO5, and the high-frequency alternating-current voltage of the transformer T1 is rectified into positive direct-current voltage; triode Q24-Q30, resistance R96, resistance R97, resistance R103, resistance R106 constitute current-limiting drive circuit, and its working process: when positive voltage needs to be output, the network N _ ION outputs high, the triode Q24 and the triode Q28 are conducted, the probe P3 outputs positive voltage, when the output current of the probe P3 is overlarge, the voltage of the current sampling resistor R96 is increased, the triode Q26 is conducted, the driving voltage of the triode Q24 is increased, and therefore the output current of the P3 is limited; when negative voltage output is needed, the output of the network N _ ION is low, the output of the PION is high, the triode Q25 and the triode Q27 are conducted, the probe P3 outputs negative voltage, and when the negative current exceeds a set value, the triode Q30 is conducted to pull down the driving voltage of the triode Q27, so that the output current of the probe P3 is limited; the probe P3 is connected to the group 17 of conductive heads. The chip U4 and its peripheral circuit constitute DC-DC boost voltage regulator circuit, PWM2 is used for adjusting HVDD's output voltage, its theory of operation: the PWM2 outputs a PWM signal with adjustable pulse width, the signal is rectified by a diode D22 and then controls a chip U4 to start working, and simultaneously, after the phase of the signal is reversed by a resistor R110 and a triode Q31, current is formed in a voltage feedback loop formed by a resistor R93, a resistor R100 and a resistor R107, and the duty ratio of the PWM is adjusted to adjust the magnitude of the loop current; the currents with different magnitudes generate voltages with different magnitudes on the resistor R93, and because the resistor R93 is a resistor on a voltage stabilizing feedback network of the chip U4, the voltage drop on the resistor R93 can be adjusted to adjust the voltage magnitude of the HVDD; because the output voltages of the probe P1 and the probe P2 are in a multiple relation with the HVDD, the voltage obtained by adjusting the resistor R93 can achieve the purpose of adjusting the output voltages of the probe P1 and the probe P2; in this embodiment, the MCU is an N76E003 chip of xintang.

Referring to fig. 4 and 5, in the present embodiment, the air pump 14 is fixedly disposed on the lower housing 112, and is connected to the air inlet 124 through an air duct, the air pressure generated by the air pump 14 opens the one-way valve 122 through the air inlet 124 and enters the liquid storage tank main body 121, and the air pressure presses the care solution in the liquid storage tank main body 121 to be sprayed out from the spray head 16. The proximity sensor 15 is fixed to the lower case 112, and detects whether the protection comb is close to the scalp of the person.

Referring to fig. 1 and 5, in the present embodiment, a plurality of nozzles 16 are equidistantly disposed at the center of the liquid storage tank 12; the spray head 16 comprises a spray head main body 161, a sealing ball 162 and a spring 163, wherein the sealing ball 162 and the spring 163 are arranged in the spray head main body 161, the spring 163 is arranged below the sealing ball 162, and the sealing ball 162 is pressed to block a care solution outlet in the spray head main body 161; the sealing ball 162 is a circular metal ball. When the air pressure generated by the air pump 14 is greater than the elastic force of the spring 163, the air pressure presses the spring 163 to move downward, so as to drive the sealing ball 162 to separate from the nursing liquid outlet in the head main body 161, so that the nursing liquid is sprayed out from each nozzle of the head main body 161.

Referring to fig. 6 and 8, in the present embodiment, the conductive head set 17 includes a plurality of positive conductive heads 171, a plurality of negative conductive heads 172, a positive conductive electrode 173, and a negative conductive electrode 174, the plurality of positive conductive heads 171 and the plurality of negative conductive heads 172 are disposed on the liquid storage tank 12, the plurality of positive conductive heads 171 are connected in series through a piece of hardware, one end of the positive conductive electrode 173 is connected to the plurality of positive conductive heads 171, the other end thereof penetrates through the liquid storage tank 12 and is connected to the circuit board 13, the plurality of negative conductive heads 172 are connected in series through a piece of hardware, one end of the negative conductive electrode 174 is connected to the plurality of negative conductive heads 172, and the other end thereof penetrates through the liquid storage tank 12 and is connected to the circuit board 13. In this embodiment, a plurality of the positive electrode conductive heads 171 and a plurality of the negative electrode conductive heads 172 are disposed at intervals; when a human hand holds the two conductive strips 18, the human hand, the two conductive strips 18, the conductive head group 17 and the circuit board 13 form a direct current loop, the positive conductive head 171 guides dirt out of a pore, the negative conductive head 172 guides a care solution into the pore, the polarities of the electrodes of the negative conductive head 172 and the positive conductive head 171 are not fixed, the electrodes can be replaced under the control of the circuit board 13, and the electrode replacement technology adopted by the circuit board 13 also adopts the prior art, so that the description is omitted.

Referring to fig. 2, in the present embodiment, two conductive bars 18 are disposed on two sides of the handle of the housing 11, and a person holds the handle, so that the person's hand, the two conductive bars 18, the conductive head set 17 and the circuit board 13 form a complete loop, so that a weak direct current enters the scalp from the conductive head set 17, dirt in the scalp pores is led out through the positive conductive head 171, and a care solution is led into the scalp pores through the negative conductive head 172, thereby performing hair care and nursing.

Referring to fig. 4, in the present embodiment, the laser light 19 is 470nm blue light and 635nm and 670nm red light; in other embodiments, the laser light 19 may also be light with other wavelengths, and light with different wavelengths may act on different skin depths, and convert light energy into heat energy to accelerate blood circulation, thereby achieving the effects of hair care, whitening, and skin tendering. The keys 20 include a switch key and a setting key, the switch key controls the on/off of the device, and the setting key can set different parameters of the device according to different requirements of a user. The indicator light 21 has a plurality of indicator colors, the only difference being that the colors indicate different use states. In this embodiment, the battery 22 is a rechargeable lithium battery, and the charging interface 23 charges the battery 22; in other embodiments, the battery 22 may also be a wireless rechargeable battery, and the battery is recharged by wireless charging.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.

Claims

1. A multifunctional nursing comb, which is characterized by comprising a shell; a liquid storage tank detachably mounted on the outer side of the housing; the circuit board, the air pump, the proximity sensor and the battery are fixedly arranged in the shell, and the air pump is connected with the liquid storage tank through an air guide pipe; the plurality of spray heads and the conductive head group are arranged on the surface of the liquid storage tank; the two conductive strips are respectively arranged on the outer side of the shell and are matched with the positions held by the hands, the two conductive strips are respectively and electrically connected with the conductive head group, and a complete circuit loop is formed by the hands, the two conductive strips, the conductive head group and the circuit board; the laser lamp is fixedly arranged on the circuit board; and the key is fixed on the circuit board and penetrates through the shell.

2. A multi-functional nursing comb according to claim 1 wherein the housing includes an upper housing and a lower housing, the upper housing and the lower housing forming a chamber.

3. The multifunctional nursing comb of claim 2, wherein the lower housing comprises an upper housing body, a lamp cover and a reservoir chamber, the lamp cover and the reservoir chamber being disposed on the upper housing body; the lampshade surrounds the liquid storage cavity, and the position of the lampshade corresponds to that of the laser lamp.

4. A multi-functional nursing comb according to claim 3, characterized in that the liquid storage tank comprises a liquid storage tank main body, a one-way valve, a sealing ring and an air inlet; the liquid storage tank is detachably arranged in the liquid storage cavity; the one-way valve is arranged in the liquid storage tank main body; the sealing ring is arranged between the air inlet and the one-way valve; one end of the air inlet is connected with the air pump through an air duct, and the other end of the air inlet is connected with the one-way valve.

5. The multi-functional nursing comb of claim 1, wherein the nozzle comprises a nozzle body, a sealing ball and a spring, the sealing ball and the spring are disposed in the nozzle body, the spring is disposed under the sealing ball, and the spring presses the sealing ball to block the nursing liquid outlet in the nozzle body.

6. A multifunctional nursing comb as claimed in claim 5, wherein the main body of the nozzle has nozzles arranged in five directions, front, back, left and right.

7. The multifunctional nursing comb as claimed in claim 1, wherein the conductive head set comprises a plurality of positive conductive heads, a plurality of negative conductive heads, a positive conductive electrode and a negative conductive electrode, the positive conductive heads and the negative conductive heads are disposed on the liquid storage tank, the positive conductive heads are connected in series through a hardware piece, one end of the positive conductive electrode is connected with the positive conductive heads, the other end of the positive conductive electrode penetrates through the liquid storage tank and is connected with the circuit board, the negative conductive heads are connected in series through a hardware piece, one end of the negative conductive electrode is connected with the negative conductive heads, and the other end of the negative conductive electrode penetrates through the liquid storage tank and is connected with the circuit board.

8. The multifunctional nursing comb as claimed in claim 7, wherein a plurality of the positive conductive heads and a plurality of the negative conductive heads are spaced apart.

9. The multifunctional nursing comb of claim 1, wherein the battery is a rechargeable lithium battery or a wireless rechargeable battery.

10. The multifunctional nursing comb of claim 9, wherein the battery is a rechargeable lithium battery, and a charging interface is disposed on a side surface of the housing, and the charging interface charges the battery.