KR102254972B1 - Portable Cosmetic Sprayer Using Compressed Air - Google Patents

Abstract

The present invention relates to a portable cosmetic liquid spraying device having a pressure spraying method capable of being neatly used without leaking and being conveniently managed due to no independent parts such as a lid or the like. A composition comprises: a spray device body; and an upper unit. The spray device body is equipped with a pneumatic generator operated by a battery. The upper unit is combined with an upper end of the spray device body, and includes: a liquid storing container; and a nozzle unit. The liquid storing container stores liquid cosmetics. The nozzle unit withdraws the cosmetics stored in the liquid storing container by using air pressure generated by the pneumatic generator and sprays the cosmetics in one direction. The upper unit includes: an upper case in which a stopper cover is installed in an upper end and a nozzle cover which is slidably opened is installed at a front side; a nozzle cover switch which is installed in a front side of the upper case; and a main operation switch which is installed in a back side of the upper case. It is characterized in that a filter film which allows air to pass and allows a liquid material not to pass under room temperature and atmospheric pressure is installed on an air inlet hole provided in an upper end of the liquid storing container and a spray pipe of the nozzle unit.

Description

Portable Cosmetic Sprayer Using Compressed Air

The present invention relates to a cosmetic liquid spraying device, and more specifically, to a portable cosmetic liquid spraying device without leakage through the air inlet hole of the liquid storage container during carrying and storage.

Cosmetics used for beauty are applied directly to the skin, so they are sensitive to skin health. Therefore, high-end cosmetics tend to be favored a lot.

Recently, there are many women suffering from skin problems due to environmental, dietary, or stress problems. As part of this, the importance of skin care is increasing, and accordingly, various types of cosmetics or skin protectants have been proposed on the market.

The present invention has been developed in a liquid form and is intended to obtain the effects of moisturizing, skin care and skin health at the same time by applying directly to the skin. Such liquid cosmetics are applied to the skin through a cosmetic liquid spraying device that sprays on the face in the form of fine particles in order to increase skin absorption. Some cosmetic liquid spraying devices have a built-in small compressor that generates air pressure. This helps to increase the use effect of cosmetics by reducing the consumption of cosmetics and atomizing them by allowing the cosmetics to be sprayed together with compressed air. In general, liquid cosmetics containing active ingredients that are beneficial to health are supplied to the skin through such a cosmetic liquid spraying device.

In the conventional cosmetic supply device, there is inconvenience in use due to leakage of one or two drops in the use process. In particular, an air inlet hole is provided in order to take out cosmetics from a sealed cosmetic capsule, and a leakage phenomenon is often caused through the air inlet hole. In the case of leakage of cosmetics, not only is the cosmetic liquid wasted, but also foreign substances get on the spraying device itself, and the cosmetics get on other items in the handbag.

So, in the past, this air inflow hole has been sealed with a cap. That is, when the injection device is not used, a packing to block the air inflow hole has been installed on the bottom of the cap. However, even this method was not perfect.

Korean Patent Application No. 10-2017-0017386 Korean Patent Application No. 10-2017-0023673 Korean Patent Application No. 10-2016-0148753

An object of the present invention with respect to the above problems is to provide an improved pressure injection type cosmetic liquid injection device. More specifically, it is to provide a portable cosmetic liquid spraying device of a pressure spraying method that does not leak through the air inlet hole of the liquid reservoir during storage or carrying. Another object of the present invention is to provide an injection device that allows the lid to be opened and closed with a more convenient and good feeling of use.

The above object is an injection device main body in which a pneumatic generating mechanism activated by a battery is built; As coupled to the upper end of the injection device body, the upper unit is a liquid storage passage for containing liquid cosmetics, and the cosmetics contained in the liquid storage container are drawn out and sprayed in one direction using the air pressure generated by the pneumatic generating mechanism. It includes an upper unit including a nozzle to allow, the liquid storage container;

An air inlet hole provided so that the cosmetic liquid can be ejected smoothly by not generating a vacuum pressure when the cosmetic liquid is ejected; A liquid outlet through which the cosmetic liquid is discharged; And a back pressure pipe having one end connected to the air inlet hole and the other end extending to the inside or outside of the liquid reservoir.

According to another feature of the present invention, the back pressure pipe may be installed inside the liquid reservoir in a U shape. In addition, the back pressure pipe may be installed in the liquid storage container in a diagonal shape, and the other end may be installed close to the bottom surface of the liquid storage container.

According to another feature of the present invention, the upper unit;

An upper case in which a stopper cover is installed at the top, and a nozzle cover that is opened in a slide manner is installed at the front; A nozzle cover switch installed in front of the upper case; And a main operation switch installed at the rear of the upper case.

The stopper cover may be installed on the upper case to open while rotating in a hinged manner, and may be attached to and fixed to the upper case by magnetic force of a magnet installed inside the upper case.

According to the above configuration, by the configuration in which the back pressure pipe is connected to the air inlet hole required for hydraulic pressure of the air when the cosmetic is ejected, the cosmetic liquid to be leaked cannot flow out through the back pressure pipe to the air inlet hole. There is provided a cosmetic liquid spraying device that prevents the outflow.

According to another feature of the present invention, since the stopper cover is fixed to the upper case by magnetic force, it can be easily opened or closed, has a good feeling of use, and it is possible to simplify the configuration of the stopper cover.

1 is a perspective view of a portable cosmetic liquid spraying device of a pressure injection method according to an embodiment of the present invention.
Figure 2 is a perspective view of a use state of the portable cosmetic liquid spraying device of the pressure injection method according to an embodiment of the present invention.
3 is a schematic cross-sectional view taken along line AA of FIG. 2.
4 is a schematic cross-sectional view taken along line BB of FIG. 3.
5 is a partial exploded perspective view of a liquid storage passage and a nozzle portion of a portable cosmetic liquid spraying device of a pressure injection method according to an embodiment of the present invention.
Figure 6 is a configuration diagram for explaining the operation of the liquid reservoir of the portable cosmetic liquid spraying device of the pressure injection method according to an embodiment of the present invention.
7 is a cross-sectional view of a portable cosmetic liquid spraying device of a pressure spraying method according to another embodiment of the present invention.
8 is a cross-sectional view of a liquid storage container of a portable cosmetic liquid spraying device of a pressure injection method according to another embodiment of the present invention.

Hereinafter, specific contents of the present invention will be described in detail with reference to FIGS. 1 to 5 simultaneously. The rest of the drawings will be cited where necessary.

The portable cosmetic liquid spraying device of the pressure spraying method according to the present invention (hereinafter, referred to as'cosmetic spraying device') includes an injection device body 1 and an upper unit 3 coupled to the upper end of the spray device body 1 It consists of including. A service unit 5 may be optionally added to the lower portion of the injection device body 1.

A rechargeable battery 7, a control circuit 9, and a pneumatic generating mechanism 11 are installed inside the injection device body. The injection device body 1 may be provided with a charging terminal for charging the battery. The pneumatic generating mechanism 11 is a small compressor that generates compressed air and supplies it to the nozzle. This configuration is no different from the conventional one.

The injection device body (1) and the upper unit (3) can be screwed, one-touched, and screwed together.

An important feature of the present invention is in the liquid reservoir (13). The liquid storage container 13 includes a barrel body 16, an air inlet hole 39 provided in the upper plate 16-1 of the barrel body 16, and a back pressure pipe 20 installed therein.

The air inflow hole 39 is provided so that the cosmetic liquid can be smoothly ejected by not generating a vacuum pressure when the cosmetic liquid is ejected, and there is one. The liquid discharge port 13a is a hole through which the cosmetic liquid is discharged, and is provided at the lower end of the cylinder body 16 and is connected to the nozzle 27.

The air inlet 39 and the liquid outlet 13a are components that exist in the prior art. A liquid inlet 16-2 is provided in the upper plate 16-1 of the cylinder body 16, and a stopper 38 is fitted in the liquid inlet 16-2.

The back pressure pipe 20 has one end connected to the air inlet hole 39 and the other end extending into the inside of the barrel body 16. In order to connect the back pressure pipe 20, a nipple protruding into the liquid reservoir may be installed as shown in the air inlet hole 39. The method of installing the back pressure pipe 20 may be various. The back pressure pipe 20 may be fitted so as to protrude slightly out of the barrel body 16 and fixed with an adhesive.

According to an embodiment of the present invention, the back pressure pipe 20 is installed in a U shape, and the curved portion may have a length contacting the upper surface of the bottom plate 16-3 of the barrel body 16. The back pressure pipe 20 is installed in the liquid storage container 13 in a diagonal shape, and the other end is close to the bottom surface of the upper plate 16-1 of the cylinder body 16. In addition, in order to prevent the flow of the back pressure pipe 20, the end of the back pressure pipe 20 may be fixed to the holder 20-1 installed on the inner wall of the barrel body 16.

The back pressure pipe 20 is in the form of a thin tube, and may be made of silicone, rubber or other synthetic resin. The inner diameter of the back pressure pipe may be, for example, 0.3 to 5 mm.

In the end, the cosmetic liquid (C) can not exit the tube body 16 through the back pressure pipe 20, contrary to that, the key is that air can be introduced. Air can be introduced through a pipe of any small diameter, but the cosmetic liquid (C) cannot flow out through the back pressure pipe (20) unless pressure is applied to the inside of the cylinder body (16) due to surface tension. will be.

The length of the back pressure pipe 20 can be adjusted according to the situation. For example, it may be set to reach the bottom plate 16-3 of the tube body 16 as shown in FIG. 7. When the tube diameter is reduced, the viscosity of the cosmetic liquid is high, and the like, the length of the back pressure tube 20 can be shortened.

According to this configuration, even when the liquid storage container is lying down or upside down, as shown in FIGS. 6(a) and (b), the cosmetic liquid (C) passes through the back pressure pipe (20) and the air inlet hole (39). ), you will not be able to escape. On the other hand, air may be introduced into the barrel body 16 by negative pressure generated inside the barrel body 16 when spraying.

Hereinafter, another embodiment of the present invention will be described. This embodiment relates to the upper unit (3). The upper unit 3 is a liquid storage container 13 for containing liquid cosmetics, and the liquid cosmetics contained in the liquid storage container 13 are drawn out and sprayed in one direction using the air pressure generated by the pneumatic generator 11 It includes a nozzle unit 15 to make it.

Furthermore, the upper unit 3 includes an upper case 17, a nozzle cover switch 19, and a main operation switch 21. A stopper cover 23 is installed at the upper end of the upper case 17, and a nozzle cover 25 that is opened in a slide manner is installed at the front. The nozzle cover switch 19 is installed in front of the upper case 17. The main operation switch 21 is installed at the rear of the upper case 17.

The stopper cover 23 is installed on the upper case 17 to open while rotating in a hinged manner, and is different from the horizontal plate 17a of the upper case by the magnetic force of the cover fixing magnet 22 installed inside the upper case 17. It may be stuck and fixed. The cover fixing magnet 22 may be fixedly installed on the bottom of the horizontal plate 17a of the upper case, and the stopper cover 23 may include a metal piece, which is a magnetic substance.

The liquid discharge port 13a of the liquid storage container 13 is provided at the lowermost end thereof so that it can be used without leaving almost any liquid. A viewing window 14 may be provided on the rear sidewall of the liquid storage container 13 to check the remaining amount of the contents.

A transparent part 18 is provided on the rear side wall of the upper case 17 at the same position as the viewing window 14 of the liquid storage container 13. A stopper cover 23 is installed at the upper end of the upper case 17, and a nozzle cover 25 is installed at the front that is opened in a slidable upward direction. The nozzle cover switch 19 is installed in front of the upper case 17 to cover the ejection port of the nozzle 27. The main operation switch 21 is installed at the rear of the upper case 17 so that the pneumatic generating mechanism 11 is operated by pressing it with a finger.

One end of the nozzle cover 25 is supported by the upper case 17 and the other end is elastically supported in an upward direction by a first spring 29 supported by the nozzle cover 25. The nozzle cover switch 19 and the nozzle cover 25 are kept closed by the cover holding means. When the nozzle cover switch 19 is pressed, the cover holding means is released and the nozzle cover 25 is elastically slided to open as shown in FIGS. 2 and 4. The absorbent pad 31 is adhered to the rear surface of the nozzle cover 25 to a thickness that almost touches the tip end of the nozzle 27. The absorption pad 31 is for absorbing a cosmetic liquid that may be ejected in a small amount by pressure when the liquid is refilled.

The cover holding means includes a pair of cover magnets 33 and 33'. The first cover magnet 33 is fixed to the lower end of the nozzle cover 25, and the second cover magnet 33' is installed at the upper end of the injection device main body 1. The magnetic force of the cover magnets 33 and 33' is stronger than that of the first spring 29. Only then can the nozzle cover 25 be kept in a closed state. When the nozzle cover switch 19 is pressed in the horizontal direction, the magnetic force is attenuated as the cover magnets 33 and 33' are shifted from each other, and thus the nozzle cover 25 is elastically moved upward by the first spring 29. It will slide into. The nozzle cover switch 19 is elastically activated in the transverse direction by the second spring 35. When the nozzle cover switch 19 returns to its original state and the nozzle cover 25 is pushed down, the cover magnets 33 and 33' stick again, so that the nozzle cover 25 remains closed.

If necessary, a locking means for preventing the nozzle cover switch 19 from being arbitrarily pressed may be further provided. For example, a method of allowing the user to slightly push the nozzle cover switch 19 upward and then press the nozzle cover switch 19 may be employed.

According to an embodiment of the present invention, a locking switch as a B contact switch is further provided to prevent the main operation switch 21 from being operated when the nozzle cover 25 is closed. The locking switch includes a 1-1 signal magnet 37 installed at the lower end of the nozzle cover 25 and a 1-2 signal magnet 37 ′ installed on the injection device body 1 as shown in FIG. Can include. According to this, the main operation switch 21 functions only when the nozzle cover 25 is open.

As shown in the figure, when the 1-1st signal magnet 37 and the 1-2nd signal magnet 37' fall off, the main operation switch 21 is configured to perform a function.

However, by replacing the 1-1 signal magnet 37 and the 1-2 signal magnet 37' and releasing the locking function while the nozzle cover 25 is open as much as possible, the main operation switch 21 can be operated. Optionally, a 3-1 signal magnet 75 and a 3-2 hour call magnet 75 ′ may be installed. The 3-1 signal magnet 75 and the 3-2 signal magnet 75 ′ may be respectively installed on the top surface of the stopper 43 and the bottom surface of the stopper 23 as shown in FIGS. 3 and 4. have. FIG. 4 shows a state in which the 3-1 signal magnet 75 and the 3-2 hour call magnet 75 ′ are attached so that the main operation switch 21 functions.

The stopper cover 23 is basically provided to supplement the cosmetic liquid (C) in the liquid storage container (13). The stopper cover 23 is closed as shown by solid lines in FIGS. 1 and 3 when in use, and can be opened as shown by a dashed-dotted line when liquid is refilled.

A stopper 38 made of an elastic material such as rubber or silicone is coupled to the upper end of the liquid storage container 13. The user can remove the stopper 38 and then replenish the cosmetic liquid.

While the cosmetic liquid (L) is ejected through the nozzle unit 15, air must be able to flow into the liquid reservoir 13 so that the cosmetic liquid will be easily ejected, so the liquid reservoir 13 is provided with an air inlet hole 39. have.

According to another feature of the present invention, it includes a cover opening limiting means for allowing the stopper cover 23 to be opened only when the nozzle cover 25 is closed. The cover opening limiting means includes a stopper cover 23 that is opened in a hinged manner around the hinge shaft 41 and a stopper 43 protruding from the inner surface of the nozzle cover 25. The stopper 43 supports the bottom surface of one side of the stopper cover 23 when the nozzle cover 25 slides open as shown in FIGS. 2 and 4, thereby preventing the stopper cover 23 from rotating in a hinged manner. will be.

The main operation switch 21 is elastically supported by the third spring 45. The main operation switch 21 includes second signal magnets 47 and 47' that are contact A. The second signal magnets 47 and 47 ′ may be installed at the lower end of the main operation switch 21 and at the upper end of the injection device main body 1. When the main operation switch 21 is pressed, the second signal magnets 47 and 47 ′ serve as a contact point of the switch to generate a signal for operating the pneumatic generator 11.

Hereinafter, the nozzle unit 15 will be described with reference mainly to FIGS. 3 to 5.

A nozzle seating part 49 is provided at the lowermost end of the liquid storage container 13 at a position where the liquid discharge port 13a is installed, and a pair of first O-rings 51 are fitted therein. A jet pipe 55 is connected to the nozzle base 53. A first filter film 57 is interposed between the first O-rings 51. The first filtration membrane 57 is made of a graphene material and serves to block leakage of liquid at room temperature and atmospheric pressure. In addition, the first filtration membrane 57 has micropores capable of passing the cosmetic liquid when pressure is applied.

The first filtration film 57 may be made of a graphene material having fine pores of 10 to 50 μm.

The nozzle 27 is a state in which a nozzle head 59 in a pin shape, a housing 61 fixed to surround the nozzle head 59, and the nozzle head 59 are coupled to the ejection pipe 55 It includes a nozzle mounting base 63 to be fixed at. The housing 61 is screwed to the nozzle mounting table 63. The nozzle head 59 has a pointed tip 59a, and a hole 59b serving as a path through which the liquid is ejected is provided in the center thereof.

The nozzle head 59 is inserted into the periphery of the ejection pipe 55, and a pair of second O-rings 65 and a second filtration film 67 are interposed therebetween. The second filtration film 67 is a thin film made of graphene, like the first filtration film 57, and is a means for preventing liquid from leaking under atmospheric pressure and at room temperature, and allowing cosmetic liquid to pass through when pressure is applied. The second O-rings 65 are installed on both sides of the second filtration membrane 67, respectively.

The nozzle head 59 is insert-molded on the nozzle mounting table 63. The nozzle mounting table 63 is screwed to the liquid storage container 13 as shown in FIG. 5. To this end, a screw coupling pipe 69 is formed in the front of the liquid storage container 13, and a screw fixing part 71 is provided on the nozzle mounting table 63. Meanwhile, the nozzle mounting table 63 is provided with an air hole 73 for guiding air pressure to flow into the space between the nozzle head 59 and the housing 61. The air hole 73 is provided in the center of the injection device body 1 for assembly.

Compressed air generated by the pneumatic generating mechanism 11 quickly passes through the space S between the nozzle head 59 and the housing 61 and drops the pressure inside the nozzle head 59 according to Bernoulli's principle, so that the cosmetic liquid is removed. Let it be sucked in. Eventually, the cosmetic liquid L is sprayed from the nozzle 27 while penetrating the second and third filtration membranes 57 and 67 under negative pressure.

According to the present invention, the air inlet hole 39 provided at the upper end of the liquid storage container 13 and the filtration membranes 40 and 57 for allowing air to pass through the injection pipe of the nozzle unit, but not allowing liquid substances to pass through at room temperature and atmospheric pressure. ,67) is installed.

The size of the micropores may vary depending on the installation location of the filtration membranes 40, 57 and 67, and have an average through hole of 10 to 50 μm. The graphene material may be used as the basis of the filtration membranes 40, 57, and 67, but may not be limited thereto, and one of the second and third filtration membranes 57 and 67 may be omitted. Graphene is a carbon allotrope composed of only carbon atoms, and is a new material in the form of a thin film having a honeycomb structure with a thickness of one carbon atom, and the present invention uses this graphene.

Hereinafter, another embodiment of the present invention will be described with reference to FIG. 8.

This embodiment relates to a stopper 38 of the liquid storage container. When replenishing the cosmetic liquid in the liquid storage container, this stopper 38 is opened to open the liquid inlet 16-2. When the cosmetic liquid is replenished and the stopper 38 is closed, pressure is generated in the liquid storage container 13. This embodiment is to solve the problem that the cosmetic liquid is ejected from the nozzle 27 by one or two drops by pressure.

According to the present embodiment, an air drain pipe passage 38-3 is provided in the shape of a base (a) inside the stopper 38. One end of the air vent pipe passage 38-3 is opened by the lower end portion 38-1 of the stopper, and the other end is opened by the upper end portion 38-2 of the stopper.

In the process of closing the stopper as shown in FIG. 8(a), air is discharged out of the stopper through the air drain pipe path 38-3. So, pressure does not take up inside the barrel body (16). Only the last moment when the plug is closed, the air vent pipe passage 38-3 is closed (see Fig. 8(b)). So, in the process of opening and closing the stopper, the pressure applied to the inside of the cylinder body 16 is only minimal. As a result, the possibility that the liquid is ejected through the nozzle 27 is extremely low.

According to an embodiment of the present invention, the service unit 5 may be further coupled to the lower end of the injection device main body 1. Through the service unit 5, it is possible to provide a lamp, a galvanic massage device, an LED lamp for skin beauty, a vibration massager, and the like. These are convenience appliances or beauty appliances using the power of the battery 7. The service unit 5 can be connected to the injection device body in various ways.

According to another embodiment of the present invention, the back pressure pipe 20 may be installed to extend to the outside of the liquid storage container 13 for convenience of installation.

The configuration shown and described above is only a preferred embodiment based on the technical idea of the present invention. Those skilled in the art will be able to implement various modifications based on common technical knowledge, but it should be noted that this may be included in the protection scope of the present invention. Various combinations of the embodiments disclosed above will be possible, and all possible combinations are within the scope of the present invention.

1: injection device body 3: upper unit
5: service unit 7: battery
9: control circuit 11: pneumatic generating mechanism
13: liquid storage container 14: viewing window
15: nozzle part 17: upper case
18: transparent part 19: nozzle cover switch
20: back pressure pipe 21: main operation switch
23: stopper cover 22: cover fixed magnet
25: nozzle cover 27: nozzle
29,35,45: 1st, 2nd, 3rd spring
31: absorption pad 33,33': cover magnet
37,37': first signal magnet 38: stopper
39: air inflow hole 57,67: first and second filtration membranes
41: hinge shaft 43: stopper
47,47': second signal magnet 49: nozzle seat
51,65: first, second O-ring 53: nozzle base
55: ejection pipe 59: nozzle head
61: housing 63: nozzle mounting base
69: screw coupling pipe 71: screw fixing part
75,75': 3rd signal magnet
C: cosmetic liquid

Claims (7)

An injection device body in which a pneumatic generating mechanism activated by a battery is built-in; It is coupled to the upper end of the injection device body, and includes a liquid storage passage for containing liquid cosmetics, and a nozzle part for drawing out the cosmetics contained in the liquid reservoir using the air pressure generated by the pneumatic generating mechanism and spraying them in one direction. It includes an upper unit, wherein the liquid storage container;
An air inlet hole provided so that the cosmetic liquid can be ejected smoothly by not generating a vacuum pressure when the cosmetic liquid is ejected;
A liquid outlet through which the cosmetic liquid is discharged; And
A portable cosmetic liquid spraying device comprising: a back pressure pipe having one end connected to the air inlet hole and the other end extending to the inside or outside of the liquid reservoir.
The portable cosmetic liquid spraying device according to claim 1, wherein the back pressure pipe extends into the liquid reservoir and is installed in a U shape.
The method of claim 1, wherein the upper unit;
An upper case in which a stopper cover is installed at the top, and a nozzle cover that is opened in a slide manner is installed at the front;
A nozzle cover switch installed in front of the upper case; And a main operation switch installed at the rear of the upper case.
The stopper cover is installed in the upper case to open while rotating in a hinged manner, and the portable cosmetic liquid spraying device is fixed to the upper case by a magnetic force of a magnet installed inside the upper case.
The method of claim 3,
A portable cosmetic liquid spraying device, characterized in that a filtration membrane made of graphene is installed on each of the spray pipes of the nozzle unit to allow air to pass, but liquid substances cannot pass through at room temperature and atmospheric pressure.
The method of claim 4,
The filtration membrane is a portable cosmetic liquid spraying device of a pressure injection method, characterized in that it has a fine pore of 10 ~ 50㎛.
The method of claim 3,
A portable cosmetic liquid spraying device, characterized in that further comprising a locking switch for operating the main operation switch only when the nozzle cover is opened as much as possible.
The method of claim 1, wherein when the cap (38) of the liquid storage container is closed, pressure is prevented from being generated in the liquid storage container,
One end is opened to the lower end (38-1) of the stopper 38, and the other end is opened to the upper end (38-2) of the stopper 38. Portable cosmetic liquid spraying device, characterized in that 3) is provided inside the stopper (38).

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