WO2022124495A1

WO2022124495A1 - Spray device

Info

Publication number: WO2022124495A1
Application number: PCT/KR2021/005985
Authority: WO
Inventors: 심규성; 정순자; 배병규
Original assignee: 에어그린 주식회사
Priority date: 2020-12-10
Filing date: 2021-05-13
Publication date: 2022-06-16

Abstract

Provided according to one embodiment of the present invention is a spray device comprising a nozzle part which is connected to an accommodation part that accommodates a content, and which has a content flow path formed therein in order that the content can enter from the accommodation part and be sprayed to the outside, wherein the nozzle part comprises a guide part which communicates with the accommodation part, provides a flow path for the content, and relatively reduces the surface area of the flow path in a pre-set direction.

Description

jetting device

Embodiments of the present invention relate to an injection device.

In general, the injection device refers to a device that accommodates contents such as a viscous liquid therein, and injects the contents to the outside through a nozzle.

The contents accommodated in the spraying device may be formed of cosmetics, medical adhesives, etc., and the user may determine a spraying position with the spraying device, and spray the contents at the location through the spraying passage.

In the conventional pumping method, the contents accommodated in the inside were sprayed to the outside, but in the case of the contents made of a viscous material, there was a problem in that the contents were not rapidly sprayed to the outside.

The present invention is to improve the above problems, and the technical problem to be achieved by the present invention is an injection device that is accelerated by pressure when the viscous content is sprayed to the outside and can be accurately and quickly sprayed to the location desired by the user. is to provide

In addition, the technical problem to be achieved by the present invention is to provide a spraying device capable of rapidly and accurately spraying the contents to the outside regardless of the user's gripping angle, gravity, etc. by using the pressure of the gas.

However, these problems are exemplary, and the scope of the present invention is not limited thereto.

According to embodiments of the present invention, the nozzle unit is connected to the receiving part in which the contents are accommodated, the nozzle unit is formed with a flow path of the contents so that the contents are introduced from the receiving unit and sprayed to the outside; It provides a jetting device comprising a; a guide part communicating with the receiving part, providing a flow path for the contents, and having a cross-sectional area of the flow path relatively reduced along a preset direction.

In the present invention, it is connected to the nozzle part, the valve part for opening and closing the flow path; may include.

In the present invention, the nozzle part may further include a connection part connected to the valve part, and the valve part may move on the connection part to open and close the flow path.

In the present invention, the cross-sectional area of the flow path formed in the guide part may decrease as the distance from the receiving part increases.

In the present invention, the accommodating part, the accommodating body in which the contents are accommodated; and a movable part movably disposed inside the receiving body.

In the present invention, the movable part may be movable along the central axis in the longitudinal direction of the receiving body.

In the present invention, the contents may be accommodated on one side of the movable part inside the housing body, and the gas may be accommodated on the other side opposite to the one side.

In the present invention, the central axis of the flow path formed in the guide part may be formed to coincide with the longitudinal central axis of the receiving part.

In the present invention, the flow path of the contents formed in the guide part may be formed inside the guide part passing through.

In the present invention, the valve portion is a pressing portion exposed to the outside of the nozzle portion; and a valve shaft that is connected to the pressing part and opens and closes the flow path as it moves in a preset direction.

Other aspects, features and advantages other than those described above will become apparent from the following drawings, claims, and detailed description of the invention.

Due to the injection device according to the present invention, the viscous content is accelerated by the pressure when it is injected to the outside, and there is an effect that the user can accurately and quickly spray the desired position.

In addition, it is possible to quickly discharge and spray the contents to a desired position even if the injection device is gripped at any position and angle.

In addition, since the cross-sectional area of the content is relatively reduced along the direction in which the flow path of the content is set in advance, the flow rate of the content increases in the discharge region, so that it can be sprayed at high pressure and high speed when sprayed to the outside.

In addition, the first body and the second body part overlap, and the pressure applied to the movable part disposed inside the second body part is maintained, so that regardless of the user's grip angle or gravity, the contents when the flow path formed in the nozzle part is opened This has the effect of allowing it to be sprayed quickly.

In addition, the first body part and the second body part are connected in series along the longitudinal central axis, and the pressure applied to the movable part disposed inside the second body part is maintained so that the nozzle part regardless of the user's gripping angle and gravity There is an effect of allowing the contents to be sprayed quickly when the flow path formed in the diaphragm is opened.

Of course, the scope of the present invention is not limited by these effects.

1 is a partial cross-sectional side view of an injection device according to an embodiment of the present invention;

2 is a view showing a state in which the contents are injected in the injection device according to an embodiment of the present invention.

3 is a side cross-sectional view partially showing an injection device according to another embodiment of the present invention;

FIG. 4 is a plan cross-sectional view taken along line I-I of FIG. 3 .

5 is a side view showing a guide unit according to another embodiment of the present invention.

6 is a side cross-sectional view partially showing an injection device according to another embodiment of the present invention;

7 is a perspective view illustrating a guide unit according to another embodiment of the present invention.

8 is a view showing a state in which the contents are injected in the injection device according to another embodiment of the present invention.

9 is a side cross-sectional view showing an injection device according to another embodiment of the present invention.

10 is a view illustrating a state in which the movable part moves and the contents are sprayed in FIG. 9 .

11 is a side cross-sectional view showing an injection device according to another embodiment of the present invention.

12 is a perspective view illustrating a support unit according to another embodiment of the present invention.

13 and 14 are partial cross-sectional views illustrating an injection unit according to another embodiment of the present invention.

15 is a side cross-sectional view showing an injection device according to another embodiment of the present invention.

FIG. 16 is a view showing a state in which the movable part moves and the contents are sprayed in FIG. 15 .

17 is a side cross-sectional view showing an injection device according to another embodiment of the present invention.

18 is a perspective view illustrating a support unit according to another embodiment of the present invention.

19 and 20 are partial cross-sectional views showing an injection unit according to another embodiment of the present invention.

Since the present invention can apply various transformations and can have various embodiments, specific embodiments are illustrated in the drawings and described in detail in the detailed description. Effects and features of the present invention, and a method for achieving them will become apparent with reference to the embodiments described below in detail in conjunction with the drawings. However, the present invention is not limited to the embodiments disclosed below and may be implemented in various forms.

Hereinafter, embodiments of the present invention will be described in detail with reference to the accompanying drawings, and when described with reference to the drawings, the same or corresponding components are given the same reference numerals, and the overlapping description thereof will be omitted. .

In the following embodiments, terms such as first, second, etc. are used for the purpose of distinguishing one component from another, not in a limiting sense.

In the following examples, the singular expression includes the plural expression unless the context clearly dictates otherwise.

In the following embodiments, terms such as include or have means that the features or components described in the specification are present, and the possibility that one or more other features or components will be added is not excluded in advance.

In the following embodiments, when it is said that a part such as a film, region, or component is on or on another part, not only when it is directly on the other part, but also another film, region, component, etc. is interposed therebetween. Including cases where there is

In the drawings, the size of the components may be exaggerated or reduced for convenience of description. For example, since the size and thickness of each component shown in the drawings are arbitrarily indicated for convenience of description, the present invention is not necessarily limited to the illustrated bar.

In cases where certain embodiments may be implemented otherwise, a specific process sequence may be performed different from the described sequence. For example, two processes described in succession may be performed substantially simultaneously, or may be performed in an order opposite to the order described.

In the following embodiments, when a film, region, or component is connected, other films, regions, and components are interposed between the films, regions, and components as well as when the films, regions, and components are directly connected. and indirectly connected. For example, in the present specification, when it is said that a film, a region, a component, etc. are electrically connected, not only the case where the film, a region, a component, etc. are directly electrically connected, other films, regions, components, etc. are interposed therebetween. Indirect electrical connection is also included.

1 is a partial cross-sectional side view of an injection device according to an embodiment of the present invention; 2 is a view showing a state in which the contents are injected in the injection device according to an embodiment of the present invention.

1 and 2 , the injection device 1 according to an embodiment of the present invention may include a receiving unit 100 , a nozzle unit 200 , and a valve unit 300 .

1 and 2 , the accommodating part 100 according to an embodiment of the present invention accommodates the contents F, and may be connected to the nozzle part 200 to be described later.

The accommodating part 100 is hollow inside, and one side (upper side in FIG. 1 ) is connected to the nozzle part 200 , and the upper side of the accommodating part 100 so that the contents F are introduced into the nozzle part 200 . (based on FIG. 1 ) may be opened.

In the present invention, the 'content (F)' may be formed of a fluid such as cosmetics that can be applied to the user's skin, shaving cream, and a medical adhesive, which is a composition that can bond damaged tissues without surgical operation.

In addition, as a viscous material, it may include any material that can be normally stored in the receiving unit 100 and then sprayed to the outside.

1 and 2 , the accommodating part 100 according to an embodiment of the present invention may include a accommodating body 110 and a movable part 150 . The receiving body 110 may be formed in a cylindrical shape to be hollow inside.

However, the present invention is not limited thereto, and at least one flat surface may be formed along the periphery of the outer circumferential surface to facilitate gripping by the user, and various modifications may be made, such as being formed in a polygonal column shape.

1 and 2 , the receiving body 110 according to an embodiment of the present invention may be formed to extend along the longitudinal central axis AX1, and one side (the upper side of FIG. 1 ) is the nozzle part 200 ) and the other side opposite to it may be connected to the injection unit (not shown).

Referring to Figures 1 and 2, the accommodating body 110 according to an embodiment of the present invention can accommodate the contents (F) and the gas (G).

Although not shown in the drawing, the gas (G) can be injected into the inside of the receiving body 110 through the injection unit, and the movable part 150 disposed inside the receiving body 110 is pressed toward the nozzle unit 200. can

The gas (G) accommodated in the accommodating body 110 pressurizes and pushes the movable part 150, so that the content F accommodated in the accommodating body 110 by the movable part 150 flows. It flows along the

paths

231 and 251 and may be sprayed to the outside of the nozzle unit 200 .

Referring to FIG. 1 , the accommodation body 110 according to an embodiment of the present invention is partially illustrated, and is formed as a single accommodation body 110 , but is not limited thereto. A plurality of accommodation bodies are provided, respectively. Various modifications such as 110 are connected to each other are possible.

1 and 2, the contents (F) are accommodated in the upper side (based on FIG. 1) of the movable part 150 with respect to the movable part 150 in the interior of the receiving body 110 according to an embodiment of the present invention. and the gas G may be accommodated in the lower side (refer to FIG. 1 ) of the movable part 150 .

Referring to Figure 1, it is pressurized by the pressure of the gas (G) accommodated in the interior of the receiving body 110, the movable part 150 is going to move toward the nozzle part 200 side, the contents (F) is the nozzle It has the effect of allowing it to flow into the part 200 .

1 and 2, the gas (G) accommodated in the interior of the receiving body 110 according to an embodiment of the present invention moves the movable part 150 in the nozzle part 200 side direction (upward direction based on FIG. 1 ) ) by pressing and pushing, the inside of the receiving body 110 in which the contents F are accommodated between the movable part 150 and the nozzle part 200 can be continuously maintained in a full state.

That is, regardless of which direction the user grips the injection device 1 according to an embodiment of the present invention, the direction in which the contents F is sprayed is from bottom to top or from top to bottom, all There is an effect that the direction can be set as the injection direction.

In addition to this, because the movable part 150 presses the contents (F) so that the space in which the contents (F) is accommodated in the receiving body (110) can always be maintained in a state full of the contents (F), the user can use the injection device ( As 1) is used, there is an effect that can minimize the amount of the contents (F) remaining in the accommodating part (100).

1 and 2, the movable part 150 according to an embodiment of the present invention is a accommodating part 100, specifically, to be movably disposed inside the accommodating body 110, the accommodating body 110. and the longitudinal central axis AX1 and is movable in the longitudinal direction (up and down direction based on FIG. 1 ).

Referring to FIG. 1 , the outer circumferential surface of the movable part 150 according to an embodiment of the present invention may be in contact with the inner circumferential surface of the receiving body 110 . One side (upper side in FIG. 1 ) of the movable part 150 is in contact with the content F, and the other side (lower side in FIG. 1 ) opposite to this is in contact with the gas (G).

The movable part 150 according to an embodiment of the present invention may be formed of a material capable of elastic deformation, and the outer circumferential surface of the movable part 150 is in close contact with the inner circumferential surface of the receiving body 110, and the gas (G) or contents (F) ) passes between the outer circumferential surface of the movable part 150 and the inner circumferential surface of the accommodating body 110 and can be prevented from flowing out.

The movable part 150 according to an embodiment of the present invention may have a hollow interior, and since the outer peripheral surface of the movable part 150 is formed to have a preset thickness, it maintains a state in close contact with the receiving body 110 . While the weight of the movable part 150 can be minimized.

In addition to this, while blocking the outflow of gas (G) or contents (F) between the inner circumferential surface of the receiving body 110 and the movable part 150, inside the receiving body 110 in the longitudinal direction along the central axis (AX1) in the vertical direction, Specifically, there is an effect of facilitating movement in the upward direction (based on FIG. 1 ) for moving the contents F toward the nozzle unit 200 .

Referring to FIG. 1 , the movable part 150 according to an embodiment of the present invention is provided with pressure in a preset direction from the gas G accommodated in the receiving body 110 , and thus the contents F are sprayed into the nozzle. It can be pressed toward the part 200 .

1 and 2, the nozzle unit 200 according to an embodiment of the present invention is connected to the receiving unit 100 in which the contents F are accommodated, specifically, the receiving body 110, and the receiving body ( Flow

paths

231 and 251 of the contents F may be formed so that the contents F are introduced from 110 and injected to the outside.

1 and 2 , the nozzle unit 200 according to an embodiment of the present invention may include a nozzle housing 210 , a guide unit 230 , and a connection unit 250 .

1 and 2, the nozzle housing 210 according to an embodiment of the present invention forms the exterior of the nozzle part 200, and the nozzle hole part 210h is formed on the upper surface (based on FIG. 1). can

Referring to FIG. 2 , the content F flowing into the nozzle unit 200 from the receiving unit 100 passes through the

flow paths

231 and 251 formed in the nozzle unit 200 to the nozzle housing 210 . It may be discharged and sprayed to the outside through the nozzle hole 210h formed in the .

Referring to FIG. 1 , a hole (reference numeral not set) is formed on the outer surface of the nozzle housing 210 , and the valve part 300 , specifically the pressing part 310 , which will be described later, passes through and can be connected.

Due to this, the user presses the pressing part 310 in a preset direction (from the left to the right direction in FIG. 2 ), the flow path 251 and the valve part 300 formed in the nozzle part 200, specifically the valve The passage passage 331 formed in the shaft 330 may communicate.

The content F flowing in from the receiving unit 100 through the passage passage 331 and the flow path 251 flows, and through the end of the flow path 251 (the upper end of FIG. 2 ), the nozzle hole 210h. There is an effect that the content (F) can be precisely sprayed at the location desired by the user.

1 and 2, the upper surface of the nozzle housing 210 according to an embodiment of the present invention is formed flat, but is not limited thereto, and a curved surface is formed concavely toward the outside (upper side in reference to FIG. 1). Various modifications are possible.

1 and 2 , the guide part 230 according to an embodiment of the present invention communicates with the receiving part 100 , and provides a flow path of the contents F and flows along a preset direction. The cross-sectional area of the path 231 may be relatively reduced.

1 and 2 , the flow path 231 formed in the guide part 230 according to an embodiment of the present invention is in a direction away from the receiving part 100 (from the lower side to the upper side in FIG. 1 ). The cross-sectional area may be reduced.

1 and 2 , the central axis of the flow path 231 formed in the guide part 230 according to an embodiment of the present invention coincides with or parallel to the longitudinal central axis AX1 of the receiving part 100 . can be formed.

However, the present invention is not limited thereto, and the central axis of the flow path 231 formed in the guide part 230 may be formed in a curve including a section bent at least once.

1 and 2, the cross-sectional area of the flow path 231 formed in the guide part 230 according to an embodiment of the present invention means a cross-sectional area orthogonal to the longitudinal central axis AX1, and The cross-sectional area of the flow path 231 increases from the inflow region 232 of the flow path 231 communicating with the part 100 to the outlet region 233 of the flow path 231 communicating with the connection part 250 to be described later. can decrease.

As a result, the content F flows in a preset direction (from the lower side to the upper side in FIG. 1 ) in which the content F flowing into the nozzle unit 200, specifically, the guide unit 230 from the receiving unit 100 is flowed. The flow rate of the content F may increase.

In addition to this, as the flow rate of the content F increases in the discharge region 233 having a cross-sectional area that is smaller than the cross-sectional area in the inflow region 232 of the flow path 231 relatively, it is to be sprayed to the outside through the connection part 250. There is an effect that can be sprayed at high speed when

In addition to this, most of the contents F accommodated in the injection device 1 according to an embodiment of the present invention are highly viscous, and the flow path 231 formed in the guide part 230, specifically the discharge area 233 . As the cross-sectional area in the inlet region 232 is formed to be relatively smaller than the cross-sectional area in the inflow region 232 , there is an effect of allowing the discharge and spraying to be performed at high speed.

That is, when the user holds the injection device 1 according to an embodiment of the present invention and sprays the contents F toward a desired position, the contents F through the receiving part 100 and the nozzle part 200 It has the effect that it can be discharged and sprayed quickly and accurately.

Referring to FIGS. 1 and 2 , the flow path of the contents F formed in the guide part 230 according to an embodiment of the present invention passes through the guide part 230 and may be formed inside.

However, the present invention is not limited thereto, and the contents F, such as formed in the shape of a groove along the outer circumferential surface of the guide part 230 , are introduced from the receiving part 100 into the nozzle part 200 , and flow along the guide part 230 . It is possible to implement various modifications within the technical idea that can be discharged to the outside after being established.

1 and 2 , the central axis of the flow path 231 of the content F formed in the guide part 230 according to an embodiment of the present invention is the longitudinal central axis AX1 of the receiving part 100 . ), but is not limited thereto, and various modifications are possible, such as being arranged in parallel with the longitudinal central axis AX1 of the accommodating part 100 or arranged to be inclined at a predetermined angle.

1 and 2, the connection part 250 according to an embodiment of the present invention is connected to the guide part 230, and the contents F discharged from the guide part 230 are introduced, and the connection part ( The contents F may move along the flow path 251 of the contents F formed in the 250 .

1 and 2 , the connection part 250 according to an embodiment of the present invention is connected to the valve part 300 , and the valve part 300 , specifically the valve shaft 330 , is connected to the connection part 250 . It moves from the inside and can open and close the flow path 251 formed in the connection part 250 .

Specifically, when the passage passage 331 formed in the valve shaft 330 communicates with the flow passage 251 formed in the connection part 250 as the valve shaft 330 moves, the flow passage 251 can be opened. And, if it is not communicated and is displaced, the flow path 251 may be closed.

Due to this, the user presses the valve part 300 , specifically the pressing part 310 , to open the flow path 251 formed in the connection part 250 , and the contents F are quickly discharged to the outside through the connection part 250 . , can be sprayed.

1 and 2 , the connection part 250 according to an embodiment of the present invention is formed as a separate part from the guide part 230 and fastened, but it is not limited thereto, and various modifications such as integrally formed are possible. do.

1 and 2 , the valve part 300 according to an embodiment of the present invention is connected to the nozzle part 200 and opens and closes the flow path of the contents F formed in the nozzle part 200 . can do.

Referring to FIG. 1 , the valve part 300 may include a pressing part 310 and a valve shaft 330 .

The pressing unit 310 may be in contact with the user and may be exposed to the outside. Due to this, the user can move the valve shaft 330 connected to the pressing part 310 by pressing the pressing part 310 along the longitudinal central axis AX3, and as the valve shaft 330 moves, the flow path ( 251) can be opened and closed.

Although not shown in the drawing, the valve part 300 may include an elastic member, and the user presses the pressing part 310 to open the flow path formed in the nozzle part 200 , and the user is spaced apart from the pressing part 310 . When the pressure applied to the pressing part 310 is removed, the position of the valve part 300 may return to its original position by the elastic restoring force of the elastic member.

As the position of the valve unit 300 according to an embodiment of the present invention is returned to its original position, the flow path 251 may be closed, and as the flow path 251 is closed, the receiving unit 100, specifically It is possible to stop the contents F accommodated in the receiving body 110 from being sprayed to the outside through the nozzle hole 210h.

1 and 2 , a passage passage 331 may be formed in the valve shaft 330 according to an embodiment of the present invention, and the passage passage 331 is a section preset on the valve shaft 330 . can be formed in

In the passage passage 331 according to an embodiment of the present invention, the valve shaft 330 moves along a preset direction (left and right direction based on FIG. 2 ) from the inside of the nozzle part 200 , specifically, the connection part 250 , while the connection part It may communicate with the flow path 251 formed in the 250, or may be formed to be shifted.

For this reason, before the user comes into contact with the valve unit 300 , the passage passage 331 is disposed at a position where it does not communicate with the flow path 251 formed in the connection unit 250 , and the user comes into contact with the valve unit 300 . When pressure is applied in a preset direction (from the left to the right in FIG. 2 ) along the longitudinal central axis AX3 of the valve shaft 330 , the valve part 300, specifically the pressing part 310, the valve As the shaft 330 moves, the passage passage 331 formed in the valve part 300 and the flow passage 251 formed in the connection part 250 communicate with each other, and the flow passage that is the flow passage of the contents F is opened. The contents (F) may be sprayed to the outside.

It will be described with respect to the operating principle and effect of the injection device 1 according to an embodiment of the present invention as described above.

1 and 2 , the injection device 1 according to an embodiment of the present invention may include a receiving unit 100 and a nozzle unit 200 .

Referring to FIGS. 1 and 2 , the accommodating part 100 may include a accommodating body 110 and a movable part 150 as contents F and gas G are accommodated therein. The receiving body 110 is hollow inside and may be formed to extend along the longitudinal central axis AX1 , and the movable part 150 is movable inside the receiving body 110 .

The user may introduce the contents F, such as a viscous fluid, into the receiving body 110 , and arrange the movable part 150 inside the receiving body 110 . Referring to FIG. 1 , the content F is accommodated on one side (upper side of FIG. 1 ) of the movable part 150 inside the receiving body 110 , and the other side of the movable part 150 opposite to it (lower side based on FIG. 1 ) The gas (G) may be accommodated.

Although not shown in the drawings, an injection unit (not shown) may be installed on the other side opposite to one side of the receiving body 110 to which the nozzle unit 200 is connected, and may be introduced into the interior of the receiving body 110 through the injection unit. A gas G may be supplied. In the present invention, the gas (G) may be an inert gas, may be formed of nitrogen gas or the like.

Gas (G) supplied to the inside of the receiving body 110 pressurizes the movable part 150, and the movable part 150 can pressurize the contents (F) toward the nozzle part 200 by the pressure of the gas (G). have.

As a result, when the

flow paths

231 and 251 of the contents F formed in the nozzle unit 200 are opened by the valve unit 300 , the contents F are quickly released along the

flow paths

231 and 251 to the outside. There is an effect that can be discharged and sprayed.

In addition, regardless of which direction the user holds the injection device 1, the direction in which the contents F is injected is from bottom to top or from top to bottom, all directions can be set as the injection direction. It works.

In addition to this, because the movable part 150 presses the contents (F) so that the space in which the contents (F) is accommodated in the receiving body (110) can always be maintained in a state full of the contents (F), the user can use the injection device ( As 1) is used, there is an effect of minimizing the amount of the remaining contents (F).

The nozzle housing 210 forms the exterior of the nozzle unit 200 , and the valve unit 300 may be movably installed on one side (the left side of FIG. 1 ) of the nozzle housing 210 . As the valve unit 300 moves, the

flow paths

231 and 251 of the contents F formed in the nozzle unit 200 may be opened and closed.

The nozzle unit 200 , specifically, the nozzle housing 210 may be connected to the receiving body 110 . As an optional embodiment, the nozzle housing 210 and the receiving body 110 may be screw-coupled. As an optional embodiment, the nozzle housing 210 and the receiving body 110 may be ultrasonically fusion-bonded.

Referring to FIG. 1 , the guide part 230 communicates with the receiving part 100 , and both sides (upper and lower sides in FIG. 1 ) may be opened along the longitudinal direction. The guide part 230 may provide a flow path 231 of the contents F, and a cross-sectional area may be relatively reduced along a preset direction.

Specifically, the flow path 231 of the content F formed in the guide part 230 may have a reduced cross-sectional area along a direction away from the receiving part 100 (from the lower side to the upper side in FIG. 1 ).

1 and 2 , the cross-sectional area of the flow path 231 formed in the guide part 230 means a cross-sectional area orthogonal to the longitudinal central axis formed by connecting the center of the flow path 231 . .

Referring to FIG. 1 , the flow path 231 formed in the guide part 230 includes an inflow region 232 and an exhaust region 233 , and the inflow region 232 includes the receiving part 100 , specifically, the receiving region 232 . It means an area into which the contents F accommodated in the receiving body 110 are introduced into the area adjacent to the main body 110 .

Referring to FIG. 1 , the discharge area 233 refers to an area located relatively farther than the inflow area 232 in relation to the receiving unit 100 , specifically, the receiving body 110 in the flow path 231 , and guide It means an area where the contents F flowing into the part 230 are discharged.

1 and 2 , the cross-sectional area of the flow path 231 formed in the guide part 230 may be relatively decreased from the inflow region 232 to the discharge region 233 .

Due to this, as the content F flows in the direction in which the content F flowing into the guide part 230 is preset (from the lower side to the upper side in FIG. 1 ), the flow rate of the content F may increase.

Specifically, as the flow rate of the content F increases in the discharge region 233 having a relatively smaller cross-sectional area than the cross-sectional area in the inflow region 232 of the flow path 231, it is to be sprayed to the outside through the connection part 250. There is an effect that can be sprayed at high speed when

That is, when the user grips the injection device 1 and sprays the contents F toward the desired position, the contents F are quickly and accurately discharged to the desired position through the receiving portion 100 and the nozzle unit 200, There is a spraying effect.

Referring to FIG. 2 , the valve unit 300 is connected to the nozzle unit 200 , and may open and close the flow path 251 of the contents F while moving on the nozzle unit 200 . The valve part 300 may include a pressing part 310 and a valve shaft 330 .

1 and 2 , the valve unit 300 according to an embodiment of the present invention passes through the nozzle housing 210 and moves in a preset direction (left and right direction based on FIG. 1 ) on the nozzle unit 200 . It is possible.

The valve part 300 according to an embodiment of the present invention may include a pressing part 310 and a valve shaft 330, and the pressing part 310 may be exposed to the outside of the nozzle housing 210, The user may press the pressing unit 310 with a finger or the like to move the pressing unit 310 and the valve shaft 330 connected to the pressing unit 310 in a preset direction (from the left to the right in FIG. 2 ).

Referring to FIG. 2 , the valve shaft 330 moves as the user presses the valve unit 300 , specifically, the press unit 310 , and as the valve shaft 330 moves, the passage passage 331 is It may communicate with the flow path 251 of the content (F) formed in the connection (250).

Due to this, the flow path 251 formed inside the connection part 250 can be opened, and the content F passes through the flow path 251 at high pressure and high speed through the guide part 230 to the nozzle hole part 210h. ) and can be quickly discharged and sprayed to the outside.

In the injection device 1 according to an embodiment of the present invention, the contents (F) and the gas (G) can be accommodated in the receiving body 110 , and the movable part 150 that is movable inside the receiving body 110 . The content (F) can be pressed to the nozzle part 200 side by the pressure of the gas (G) accommodated on one side, so that the content (F) can be quickly moved to the desired position even when the injection device (1) is gripped at any position or angle. It can be ejected and sprayed.

In addition, since the cross-sectional area of the

flow paths

231 and 251 of the content F formed in the guide part 230 is relatively reduced along a preset direction, the content F flowing through the inflow region 232 is In the discharge region 233, the flow rate of the content F increases, so that it can be injected at high pressure and high speed when injected to the outside.

In addition, the

flow paths

231 and 251 of the content F formed in the guide part 230 reduce the cross-sectional area in the longitudinal direction, so that the content F, such as a fluid with relatively high viscosity, is sprayed to the outside at high speed. It has the effect of being able to spray.

In addition to this, the movable part 150 receives the pressure of the gas (G) and presses the contents (F) in the direction toward the nozzle unit 200 from the inside of the housing body 110, so that the contents (such as fluids with relatively high viscosity) F) has the effect of facilitating the flow.

Hereinafter, the configuration, operating principle and effect of the injection device according to another embodiment of the present invention will be described. 3 is a side cross-sectional view partially showing an injection device according to another embodiment of the present invention; FIG. 4 is a plan cross-sectional view taken along line I-I of FIG. 3 .

3 and 4 , the injection device 2 according to another embodiment of the present invention may include a receiving unit 100 , a nozzle unit 200 , and a valve unit 300 .

Referring to FIG. 3 , the nozzle part 200 is connected to the accommodating part 100 in which the content F is accommodated, and the content F is introduced from the accommodating part 100 and sprayed to the outside. of

flow paths

231 , 251 , and 271 may be formed.

Referring to FIG. 3 , the nozzle part 200 according to another embodiment of the present invention may include a nozzle housing 210 , a guide part 230 , a connection part 250 , and a channel part 270 .

The nozzle housing 210 forms the exterior of the nozzle unit 200 , and the valve unit 300 may be movably installed on one side (the left side of FIG. 3 ) of the nozzle housing 210 . As the valve part 300 moves, the flow path 251 of the content F formed in the nozzle part 200 may be opened and closed.

Referring to FIG. 3 , the guide part 230 communicates with the receiving part 100 , and both sides (up and down sides in FIG. 3 ) may be opened along the longitudinal direction. The guide part 230 may provide a flow path 231 of the contents F, and a cross-sectional area may be relatively reduced along a preset direction.

Specifically, the flow path 231 of the content F formed in the guide part 230 may have a reduced cross-sectional area along the direction away from the receiving part 100 (from the lower side to the upper side in FIG. 3 ).

Referring to FIG. 3 , the cross-sectional area of the flow path 231 formed in the guide part 230 means a cross-sectional area perpendicular to the longitudinal central axis formed by connecting the center of the flow path.

Referring to FIG. 3 , the flow path 231 formed in the guide part 230 includes an inflow region 232 and an exhaust region 233 , and the inflow region 232 includes the accommodating part 100 , specifically, the receiving region 232 . It means an area into which the contents F accommodated in the receiving body 110 are introduced into the area adjacent to the main body 110 .

Referring to FIG. 3 , the discharge area 233 refers to an area located relatively farther than the inflow area 232 in relation to the receiving part 100 , specifically, the receiving body 110 in the flow path 231 , and guide It means an area where the contents F flowing into the part 230 are discharged.

Referring to FIG. 3 , the cross-sectional area of the flow path 231 formed in the guide part 230 may be relatively decreased from the inflow area 232 to the discharge area 233 .

As a result, as the content F flows in the direction in which the content F flowing into the guide part 230 is preset (from the lower side to the upper side in FIG. 3 ), the flow rate of the content F may increase.

That is, when the user grips the injection device 2 and sprays the contents F toward the desired position, the contents F are quickly and accurately discharged to the desired position through the receiving portion 100 and the nozzle unit 200, There is a spraying effect.

Referring to FIG. 3 , the content F flows into the connection part 250 through the discharge area 233 formed in the guide part 230 , and passes through the flow path 251 formed in the connection part 250 to the channel may be introduced into the unit 270 .

3 and 4 , the channel part 270 according to an embodiment of the present invention is connected to the connection part 250 and may be installed inside the nozzle housing 210 . A flow path, that is, a flow path 271 is formed inside the channel part 270 , and the flow path may include a first path 271a and a second path 271b.

The channel part 270 has both sides (up and down in reference to FIG. 3) opened along the longitudinal central axis AX1, a channel hole part 270h is formed on the upper side, and the channel hole part 270h is a nozzle hole part 210h and a nozzle hole part 210h. It communicates and the contents (F) can be quickly discharged and sprayed to the outside.

3 and 4 , a plurality of flow paths 271 may be formed inside the channel unit 270 , and may include a first path 271a and a second path 271b.

Referring to FIGS. 3 and 4 , the flow path 271 formed in the channel part 270 changes the flow direction of the contents F, and the contents introduced from the connection part 250 through the first path 271a. The flow path of (F) may be branched.

As an optional embodiment, the content F flowing through the first path 271a may flow outward from the center of the nozzle unit 200 .

Referring to FIGS. 3 and 4 , in the present invention, the content F flowing in through the connection part 250 flows along the first path 271a provided with two paths, but the present invention is not limited thereto. Various modifications are possible, such as forming a path.

Referring to FIGS. 3 and 4 , the flow path of the content F flowing in from the connection part 250 is branched through the plurality of first paths 271a formed in the channel unit 270 , and the first path 271a ) may be introduced into the second path 271b connected to the .

3 and 4 , in the second path 271b formed in the channel part 270 , the contents F flowing in from the plurality of first paths 271a may flow from the outside toward the center.

Referring to FIG. 4 , the contents F are introduced into the first path 271a positioned outward with respect to the center of the channel unit 270 , and the center of the channel unit 270 in the first path 271a In the direction, the contents F may flow along the second path 271b.

3 and 4 , a protrusion 275 may be formed on the second path 271b according to an embodiment of the present invention. The protrusion 275 is disposed to protrude on the flow path of the content F, and the content F collides with the protrusion 275 and the flow direction may be changed.

Specifically, due to the protrusion 275 according to an embodiment of the present invention, the contents F may flow in a straight direction and then flow in a curved direction along the outer circumferential surface of the protrusion 275 .

In addition, the content F flowing in a straight direction may be branched and flowed in a plurality of paths while colliding with the protrusion 275 .

As the content F flows along the second path 271b, it flows back to the center of the channel part 270, and the content F that flows to the center of the channel part 270 through a plurality of paths is the channel part ( It may be discharged and sprayed to the outside through the channel hole 270h formed in the center of the 270 .

Referring to FIG. 3 , the channel hole portion 270h formed in the channel portion 270 according to an embodiment of the present invention may communicate with the nozzle hole portion 210h formed in the nozzle housing 210, and the channel hole portion ( 270h) and the contents F through the nozzle hole 210h can be rapidly sprayed and discharged to the outside.

3 and 4, the injection device 2 according to another embodiment of the present invention is the content (F) along the first path (271a), the second path (271b) formed in the channel portion (270) This flows, the flow direction is changed at least once, and the contents (F) that are divided and flow are merged again and discharged to the outside through the nozzle hole part (210h) formed as a single object, so that the contents (F) are external to the injection object The spray form visually displayed when sprayed on can be determined.

In the injection device 2 according to another embodiment of the present invention, the contents (F), the gas (G) can be accommodated in the receiving body 110 , and the movable part 150 movable inside the receiving body 110 . The content (F) can be pressed to the nozzle part 200 side by the pressure of the gas (G) accommodated on one side, so that the content (F) can be quickly moved to the desired position even when the injection device (2) is gripped at any position or angle. It can be ejected and sprayed.

In addition, since the cross-sectional area of the content F formed in the guide part 230 is relatively reduced along a preset direction, the content F flowing in through the inlet region 232 is transferred to the outlet region 233 . The flow rate of the contents (F) is increased in the , and there is an effect that can be sprayed at high pressure and high speed when spraying to the outside.

In addition, the flow path of the content (F) formed in the guide part 230 reduces the cross-sectional area along the longitudinal direction, so that the content (F), such as a fluid with relatively high viscosity, can be sprayed at high speed when spraying to the outside. there is

In the injection device 2 according to another embodiment of the present invention, the nozzle part 200 includes a channel part 270 , and the content introduced from the connection part 250 through the guide part 230 and the connection part 250 . As the flow path of (F) is changed at least once or more, it is an embodiment of the present invention, except that various types of injection are provided during discharge and injection to the outside through the channel hole portion 270h and the nozzle hole portion 210h. The configuration, operation principle and effect of the receiving part 100, the nozzle housing 210, the guide part 230, the connection part 250, and the valve part 300 according to .

Hereinafter, the configuration, operating principle and effect of the injection device according to another embodiment of the present invention will be described. 5 is a side view showing a guide unit according to another embodiment of the present invention.

The injection device according to another embodiment of the present invention may include a receiving part, a nozzle part, and a valve part, and the nozzle part may include a nozzle housing, a guide part 230', and a connection part.

Referring to FIG. 5 , the guide unit 230 ′ according to another embodiment of the present invention communicates with the receiving unit, provides a flow path 231 ′ of the contents, and provides a flow path 231 along a preset direction. `) can be relatively reduced.

Referring to FIG. 5 , the guide part 230 ′ is formed in a cylindrical shape along the longitudinal central axis AX1 and may be disposed inside the nozzle housing.

Although not shown in the drawings, like the guide part 230 according to an embodiment of the present invention, the lower side (based on FIG. 5) is connected to the receiving part, the contents can be introduced from the receiving part, and the upper side (based on FIG. 5) ) is connected to the connection part, and the flow path formed in the connection part and the passage flow path formed in the valve shaft communicate with each other.

Referring to FIG. 5 , in the guide part 230 ′ according to another embodiment of the present invention, a flow path 231 ′ is formed, and the flow path includes an inflow region 232 ′ and an exhaust region 233 ′. can

In the guide part 230', the cross-sectional area of the flow path 231' may be relatively decreased in a preset direction, specifically, from the inflow area 232' to the discharge area 233'.

Referring to FIG. 5 , the cross-sectional area of the flow path 231 ′ formed in the guide part 230 ′ according to another embodiment of the present invention may be reduced from the lower side to the upper side (refer to FIG. 5 ).

Referring to FIG. 5 , the flow path 231 ′ formed in the guide part 230 ′ according to another embodiment of the present invention may be formed along the outer circumferential surface of the guide part 230 ′. Specifically, the flow path 231 ′ formed in the guide unit 230 ′ may be formed in the shape of a groove on the outer circumferential surface of the guide unit 230 ′.

Due to this, the contents flowing in from the receiving part, specifically the receiving body, have a flow path 231 ′ formed in the shape of a groove in the guide part 230 ′, and the inner circumferential surface of the nozzle housing facing the outer circumferential surface of the guide part 230 ′. A flow path is formed between them so that the contents can flow.

Referring to FIG. 5 , the flow path 231 ′ formed in the guide part 230 ′ according to another embodiment of the present invention has an outer peripheral surface based on the longitudinal central axis AX1 of the guide part 230 ′. Accordingly, it may be spirally formed in a counterclockwise direction (from left to right in reference to FIG. 5 ).

5, the cross-sectional area of the flow path 231' formed in the guide part 230' according to another embodiment of the present invention means a cross-sectional area orthogonal to the longitudinal axis, and the flow communicating with the receiving part The cross-sectional area of the flow path 231 ′ may decrease from the inflow region 232 ′ of the path toward the outlet region 233 ′ of the flow path communicating with the connector.

Specifically, in the flow path 231 ′ formed in the guide part 230 ′, the width W1 of the inflow region 232 ′ is relatively larger than the width W2 of the discharge region 233 ′, and the inflow region The cross-sectional area of the content flow path 231 ′ may decrease from 232 ′ to the discharge region 233 ′.

Due to this, as the contents flow in a preset direction (counterclockwise direction based on FIG. 5 ), the contents flowing from the receiving unit into the nozzle unit, specifically, the guide unit 230 ′, the flow rate of the contents may increase.

In addition, as the flow rate of the contents increases in the discharge region 233 ′, which has a smaller cross-sectional area than the cross-sectional area in the inflow region 232 ′ of the flow path 231 ′, relatively high when injected to the outside through the connection part. There is a spraying effect.

In addition, since the flow path 231 ′ formed in the guide part 230 ′ is spirally formed with respect to the longitudinal central axis AX1 , the flow path is formed in a straight line along the longitudinal central axis AX1 . It is possible to increase the overall length, and there is an effect that can increase the effect of accelerating the flow rate of the contents according to a change in the cross-sectional area of the flow path 231 ′ formed in the guide portion 230 ′.

In addition to this, most of the contents accommodated in the injection device according to another embodiment of the present invention are highly viscous, and in the flow path 231 ′ formed in the guide part 230 ′, specifically, in the discharge region 233 ′. As the cross-sectional area is formed to be relatively smaller than the cross-sectional area in the inflow region 232 ′, there is an effect of enabling high-speed discharge and spraying.

That is, when the user holds the injection device according to another embodiment of the present invention and sprays the contents toward a desired position, there is an effect that the contents can be rapidly and accurately discharged and sprayed through the receiving part and the nozzle part.

In the injection device according to another embodiment of the present invention, the flow path 231 ′ of the contents formed in the guide part 230 ′ is formed in a spiral shape along the outer circumferential circumference of the guide part 230 ′, and accordingly, the

contents Injection devices

1 and 2 for other embodiments of the present invention, except for increasing the flow acceleration section of and allowing the contents to be discharged at high speed and high pressure in the discharge area 233 ′ , the nozzle housing, the connection part, the channel part, the configuration of the valve part, the principle of operation and the effect are the same, so detailed description will be omitted in the overlapping range.

Hereinafter, the configuration, operating principle and effect of the injection device according to another embodiment of the present invention will be described. 6 is a side cross-sectional view partially showing an injection device according to another embodiment of the present invention; 7 is a perspective view illustrating a guide unit according to another embodiment of the present invention. 8 is a view showing a state in which the contents are injected in the injection device according to another embodiment of the present invention.

6 to 8 , the injection device 3 according to another embodiment of the present invention may include a receiving part 100``, a nozzle part 200``, and a valve part 300``. can

Referring to FIGS. 6 and 8 , the accommodating part 100 ″ accommodates the contents F and the gas G, and may be connected to the nozzle part 200 ″. The accommodating part 100 ″ is hollow inside, and the gas G can be injected therein through the injection part (not shown).

6 and 8 , the accommodating part 100`` may include a receiving body 110`` and a movable part 150``, and the receiving body 110`` is hollow inside. and may be formed in a cylindrical shape.

6 and 8, the content (F) is accommodated in the upper side (based on FIG. 6) of the movable part 150'' inside the receiving body 110'', and the lower side of the movable part 150'' ( The gas G may be accommodated in FIG. 6 ).

8, the pressure of the gas (G) presses the movable part 150`` toward the contents F and the nozzle part 200``, thereby causing the movable part in the inner region of the receiving body 110``. The upper region of (150``) maintains the state in which the contents (F) are full, and when the flow paths (231``, 271``) of the contents (F) are opened, the movable part 150`` moves in the upward direction ( 8), the contents F can be rapidly flowed to be discharged and sprayed to the outside.

6 and 8 , the nozzle unit 200`` according to another embodiment of the present invention includes a nozzle housing 210``, a guide unit 230``, a connection unit 250``, and a channel. part 270''.

6 and 8, the nozzle housing 210'' forms the exterior of the nozzle part 200'', and a nozzle hole part 210''h may be formed on the upper surface.

The content (F) flowing from the receiving part 100`` to the nozzle part 200`` passes through the flow paths 231`` and 271`` formed in the nozzle part 200`` and the nozzle It may be discharged and sprayed to the outside through the hole portion 210``h.

6 and 8, a hole (reference numeral not set) is formed on the outer surface of the nozzle housing 210'', and the valve part 300'', specifically the pressing part 310'', passes through. and can be connected.

Due to this, the user presses the pressing part 310`` in a preset direction (from the left to the right direction based on FIG. 8), and the flow path formed inside the nozzle part 200``, specifically the connection part 250``) It is possible to communicate the flow path formed in the inside of the valve unit 300``, specifically, the passage flow path 331`` formed in the valve shaft 330``.

Through the passage passage (331 ``), the content (F) flowing in from the receiving part (100``) through the flow path flows, and the end of the flow path (the upper part in FIG. 8), the nozzle hole part (210``h) There is an effect that the content (F) can be precisely sprayed at the location desired by the user.

6 and 8 , the nozzle hole part 210``h according to an embodiment of the present invention may have a preset length and may be formed to extend, and the central axis in the longitudinal direction of the receiving part 100`` It flows along the injection axis AX2 having a predetermined angle θ with AX1, and may be discharged or injected to the outside.

Because the nozzle hole part 210``h is formed to extend along the central axis AX1 in the longitudinal direction of the receiving part 100`` and the injection axis AX2 having a predetermined angle θ, the user may use the receiving part 100` `), press the pressing part (310``) along the longitudinal central axis (AX1) direction of the receiving part (100``) from the side, specifically, the moving axis (AX3) from the side to hold the valve shaft (330``) ) can open the flow path formed in the nozzle unit 200'' by moving, and there is an effect that can easily spray the contents (F) to the outside.

In particular, the moving axis AX3 as the moving direction axis of the valve unit 300 `` is orthogonal to the longitudinal central axis AX1 of the receiving unit 100 ``, and the extension direction axis of the nozzle hole unit 210 ``h. Because the injection shaft (AX2) forms an acute angle with the longitudinal central axis (AX1) of the receiving part (100``), specifically, the user can use the valve part 300`` in a more convenient position. By opening the flow path of the content (F) formed in the nozzle unit (200''), there is an effect of rapidly discharging and spraying the content (F) at a desired location.

Referring to FIGS. 6 and 8 , the upper surface (based on FIG. 6 ) of the nozzle housing 210 ″ according to another embodiment of the present invention may be formed to be inclined downward in a preset direction.

Specifically, the upper surface of the nozzle housing 210'' is formed to have a flat area, and may be formed to extend along the axis AX4 forming a predetermined angle with the moving axis AX3 of the valve unit 300''.

That is, since the upper surface of the nozzle housing 210 `` is inclined downward toward a direction away from the position of the pressing part 310 `` (from the left to the right direction based on FIG. 6), the receiving part 100`` in the longitudinal direction. In spraying the contents F along the injection axis AX2 which has a predetermined angle θ with the central axis AX1 and is inclined, the aiming force for the injection object can be improved, and the contents F more accurately It has a spraying effect.

Referring to FIGS. 6 and 8 , a curved portion 210'' may be formed on the upper surface of the nozzle housing 210'' according to another embodiment of the present invention.

Specifically, the curved portion 210''s may be formed in a concave shape toward the upper side with the nozzle hole part 210''h as the center.

Through the flow paths 231``, 271`` of the contents (F) formed in the nozzle unit 200`` due to the formation of the curved surface part 210``s on the upper surface of the nozzle housing 210`` It is possible to prevent excessive splashing of the contents (F) in a direction other than the injection direction when discharging or spraying to the outside.

6 to 8 , the guide part 230`` according to another embodiment of the present invention is in communication with the receiving part 100``, and the flow path 231`` of the contents F is The cross-sectional area of the flow path 231 ″ may be relatively reduced along the provided and preset direction.

Referring to FIG. 7 , the guide part 230 ″ is formed in a cylindrical shape along the longitudinal central axis AX1 and may be disposed inside the nozzle housing 210 ″.

6 and 8, the lower side (based on FIG. 6) of the guide part 230`` is connected to the receiving part 100``, and the contents F will be introduced from the receiving part 100``. The upper side (as shown in FIG. 6) is connected to the connection part 250``, and the flow path formed in the connection part 250`` and the passage passage 331`` formed in the valve shaft 330`` are provided. When communicating and the flow path is opened, the content F flows along the flow path and may be discharged or sprayed to the outside.

Referring to FIG. 7 , in the guide part 230`` according to another embodiment of the present invention, a flow path 231`` is formed, and the flow path includes an inlet area 232`` and an outlet area 233`. `) may be included.

In the guide part 230'', the cross-sectional area of the flow path may be relatively decreased in a preset direction, specifically, from the inflow region 232 ″ to the discharge region 233 ″.

Referring to FIG. 7 , the cross-sectional area of the flow path 231 ″ formed in the guide part 230 ″ may be reduced from the lower side to the upper side (refer to FIG. 7 ). The flow path 231 ″ formed in the guide part 230`` may be formed along the outer circumferential surface of the guide part 230``. Specifically, the flow path 231 ″ formed in the guide part 230 ″ may be formed in the shape of a groove on the outer circumferential surface of the guide part 230 ″.

Due to this, the content (F) flowing in from the receiving part 100``, specifically the receiving body 110``, is formed in the guide part 230`` in the shape of a groove part, and a flow path 231`` and, A flow path is formed between the outer circumferential surface of the guide part 230'' and the inner circumferential surface of the nozzle housing 210'' facing so that the contents F can flow.

Referring to FIG. 7 , the flow path 231`` formed in the guide unit 230`` moves in a counterclockwise direction ( Referring to FIG. 7 ), it may be formed in a spiral shape.

6 to 8, the content (F) accommodated in the receiving body 110'' is introduced into the flow path 231'' formed in the guide part 230'', specifically the inflow area ( 232'') and may flow along a flow path (231'') formed in a spiral.

Referring to FIG. 7 , in the flow path 231 ″ formed in the guide part 230 ″, the cross-sectional area of the discharge region 233 ″ is smaller than the cross-sectional area of the inflow region 232 ″. The flow rate may increase while the content F flows.

In other words, as the flow velocity of the content F increases in the discharge region 233 ″ having a cross-sectional area that is smaller than the cross-sectional area in the inflow region 232 ″ of the flow path 231 ″, the connection unit 250 ``), there is an effect that can be sprayed at high speed when sprayed to the outside.

In addition to this, since the flow path 231 ″ formed in the guide part 230 ″ is spirally formed with respect to the longitudinal central axis AX1, compared to being formed in a straight line along the longitudinal central axis AX1. It is possible to increase the overall length of the flow path 231 ``, and to increase the effect of accelerating the flow velocity of the content F according to the change in the cross-sectional area of the flow path 231 `` formed in the guide part 230 ``. can have an effect.

In addition to this, the contents F accommodated in the injection device 3 are mostly highly viscous, and in the flow path 231 `` formed in the guide part 230``, specifically, in the discharge area 233``. As the cross-sectional area is formed to be relatively smaller than the cross-sectional area in the inflow region 232 ″, there is an effect of allowing high-speed discharge and injection.

That is, when the user grips the injection device 3 and sprays the contents F toward the desired position, the contents F are quickly and accurately discharged through the receiving portion 100 `` and the nozzle unit 200 ``. , there is an effect that can be sprayed.

6 to 8, the flow path 231'' is formed in the shape of a groove along the outer peripheral surface of the guide part 230'', and the discharge area 233'' is the guide part 230''. It is formed extending in the central direction from the outer circumferential surface of the guide part 230'', and may flow to the connection part 250'' through the hole part 230''h formed in the central part of the guide part 230''.

Referring to FIG. 7 , a connecting protrusion 235 ″ may be formed to protrude outward (upper direction based on FIG. 7 ) on the upper surface (refer to FIG. 7 ) of the guide part 230``.

A connection groove (not shown) may be formed on one surface of the connection part 250`` facing the guide part 230`` to correspond to the connection protrusion 235`` formed in the guide part 230``. In addition, since the connecting protrusion 235'' is inserted into the connecting groove, the guide part 230'' and the connecting part 250'' can be fastened.

Referring to FIG. 7 , a plurality of connecting protrusions 235 ″ may be provided, and may be spaced apart from each other facing each other based on the center of the guide portion 230 ″.

The plurality of connecting protrusions 235 `` are formed at different points, such as being formed in the same size or having different sizes, and there are various Transformation is possible.

6 to 8 , the content F flowing in from the accommodating part 100`` is a flow path 231`` formed in the guide part 230``, specifically the inflow area 232``. ), and the contents F may flow along the flow path 231 `` formed in a spiral.

6 to 8, the cross-sectional area decreases from the inlet area 232'' to the discharge area 233'', and as described above, the content F is connected to the connection part 250'' in a high-pressure, high-speed state. ), and the flow path formed in the connection part 250`` and the passage passage 331`` formed in the valve shaft 330`` communicates with the contents (F) of the channel part 270``. , passing through the through hole (250''h), the channel hole (270''h), and the nozzle hole (210''h) can be rapidly sprayed to the outside.

6 and 8 , the channel part 270 ″ is connected to the connection part 250 ″ and may be installed inside the nozzle housing 210 ″.

The channel part 270`` has both sides (up and down sides in FIG. 6) open, a channel hole part 270``h is formed on the upper side, and the channel hole part 270``h is a nozzle hole part 210``h. ), and the contents (F) can be quickly discharged and sprayed to the outside.

Referring to FIG. 6 , a flow path, that is, a plurality of flow paths 271``, may be formed inside the channel unit 270``, and a first path 271``a and a second path 271` may be formed. `b) may be included.

6 and 8 , the flow path 271 ″ formed in the channel portion 270 ″ changes the flow direction of the contents F, and the channel portion 270 according to another embodiment of the present invention. ), similarly to the first path 271a formed in the first path 271``a, the flow path of the content F flowing in from the connection part 250`` through the first path 271``a may be branched.

As an optional embodiment, the contents F flowing through the first path 271 ″ a may flow outward from the center of the nozzle unit 200 ″.

Although not shown in the drawing, the contents F may flow through a plurality of paths through the first path 271``a, and the second path 271` passing through the first path 271``a. `b) is entered.

Specifically, the contents F may flow from the center to the outside in the first path 271``a, and the contents F may flow from the outside to the center in the second path 271``b.

6 and 8, the second path 271``b formed in the channel part 270`` is the content F flowing in from the plurality of first paths 271``a from the outside. It can flow in the central direction.

That is, the content (F) is introduced into the first path (271``a) located in the outward direction with respect to the center of the channel part 270``, and in the first path 271``a, the channel part ( 270``), the contents (F) may flow along the second path (271``b) in the central direction.

6 and 8 , a protrusion 275 ″ may be formed on the second path 271 ″ b. The protrusion 275'' is protrudingly disposed on the flow path of the content F, and the content F collides with the protrusion 275'' and the flow direction may be changed.

Specifically, the contents F may flow in a curved direction along the outer peripheral surface of the protrusion 275'' while flowing in a straight direction due to the protrusion 275''. In addition, the content (F) flowing in a straight direction may be branched and flowed in a plurality of paths while colliding with the protrusion 275 ″.

As the content F flows along the second path 271``b, it flows back to the center of the channel unit 270``, and the contents flow to the center of the channel unit 270`` through a plurality of paths. (F) may be discharged and sprayed to the outside through the channel hole 270''h formed in the center of the channel part 270''.

6 and 8 , the channel hole 270 ″ h formed in the channel part 270 ″ may communicate with the nozzle hole 210 ″ h formed in the nozzle housing 210 ″. And, the content (F) can be rapidly sprayed and discharged to the outside through the channel hole portion (270''h) and the nozzle hole portion (210''h).

6 and 8 , the contents F flow along the first path 271``a and the second path 271``b formed in the channel part 270``, and the flow direction This is changed at least once, and the contents (F) that are divided and flow are merged again and discharged to the outside through the nozzle hole part (210``h) formed as a single unit When the spray form is visually seen can be determined.

The injection device 3 according to another embodiment of the present invention can accommodate the contents (F), the gas (G) in the receiving body (110''), and movable inside the receiving body (110'') The content (F) can be pressed to the nozzle part (200'') side by the pressure of the gas (G) accommodated on one side of the movable part 150'', so that the injection device 3 is gripped at any position and angle. The contents (F) can be quickly discharged and sprayed to a desired location.

In addition, as the cross-sectional area of the content F formed in the guide part 230'' is relatively reduced along a preset direction, the content F flowing in through the inlet area 232'' is discharged. In the region 233'', the flow rate of the content F increases, so that it can be sprayed at high pressure and high speed when sprayed to the outside.

In addition, the flow path of the content (F) formed in the guide part (230'') reduces the cross-sectional area along the longitudinal direction, so that the content (F), such as a fluid with relatively high viscosity, is injected at a high speed to the outside. There is a possible effect.

In addition to this, the movable part 150 `` receives the pressure of the gas (G) and presses the contents (F) in the direction toward the nozzle unit 200 `` from the inside of the receiving body 110 ``. There is an effect of facilitating the flow of the contents F, such as a high fluid.

In addition to this, the flow path of the content F formed in the guide part 230`` is formed in a spiral shape in the shape of a groove along the outer circumferential surface of the guide part 230``. It is possible to increase the flow rate of the contents (F) in a relatively long section, there is an effect of allowing the contents (F) to flow in a high-pressure, high-speed state in the discharge area (233 '').

In the injection device 3 according to another embodiment of the present invention, the upper surface of the nozzle housing 210 `` is inclined downward in a direction away from the valve unit 300 ``, specifically, the pressing unit 310 ``, and , a predetermined area in which the nozzle hole part 210``h is formed is formed with a curved surface part 210``s concave outwardly, and the injection shaft ( The receiving part, the nozzle part, specifically the guide part according to the embodiments of the present invention, except that AX2) is formed to form a predetermined angle θ with the longitudinal central axis AX1 of the receiving part 100``. , the connection part, the channel part, and the valve part and the configuration, operation principle and effect are the same, so detailed description will be omitted in the overlapping range.

Hereinafter, the configuration, operating principle and effect of the injection device according to another embodiment of the present invention will be described.

9 is a side cross-sectional view showing an injection device according to another embodiment of the present invention. 10 is a view illustrating a state in which the movable part moves and the contents are sprayed in FIG. 9 .

9 and 10 , the injection device 4 according to another embodiment of the present invention includes a receiving unit 100 , a nozzle unit 200 , a valve unit 300 , and an injection unit 400 . can do.

The accommodating part 100 according to another embodiment of the present invention is capable of communicating with the nozzle part 200 for spraying the contents F to the outside, and can accommodate the contents F and the gas G.

In the present invention, the content (F) may be formed of a fluid, such as cosmetics, shaving cream, or a medical adhesive, which is a composition that bonds damaged tissues to the user's skin without surgical operation. In addition, as a viscous material, it may include any material that can be normally stored in the receiving unit 100 and then sprayed to the outside.

9 and 10 , the accommodating part 100 may include a first body part 110 , a second body part 130 , and a movable part 150 .

9 and 10 , the first body part 110 according to another embodiment of the present invention is hollow and can accommodate the gas (G).

Referring to FIG. 9 , the first body part 110 may include a first body 111 and a support part 115 . The first body 111 has a hollow interior, and one side (upper side in FIG. 9) may be connected to the nozzle unit 200, and the other side (lower side in FIG. 9) opposite to this may be connected to the support unit 115. can

The first body 111 may be formed in a cylindrical shape, but is not limited thereto, and various modifications such as at least one flat surface formed along the periphery of the side surface are possible.

The first body 111 according to another embodiment of the present invention shares a longitudinal central axis with the second body 130 to be described later, and may be disposed outside the second body 130 . The gas G supplied from the outside to the accommodating part 100 may pressurize the movable part 150 disposed inside the second body part 130 in a preset direction (upward direction based on FIG. 9 ).

Due to this, it is possible to maintain a state in which the pressure is applied to the contents (F) accommodated in the second body part 130, and the gas (G) supplied to the accommodating part 100, specifically, the first body part 110 inside. Due to the pressure of the inner side of the second body portion 130, one area communicating with the nozzle portion 200, that is, the upper side of the movable portion 150 (based on FIG. 9) can maintain a state filled with the contents (F). It works.

In addition to this, the passage formed in the valve part 300 to be described later by maintaining the state under pressure by the gas G in a state in which the upper side (refer to FIG. 9) region of the movable part 150 is filled with the contents F. When the flow path 331 and the flow path 201 formed in the nozzle unit 200 communicate with each other, there is an effect that the contents F can be effectively and quickly sprayed to a desired position due to the pressure of the gas G.

In addition to this, the receiving part 100, specifically, the upper region (based on FIG. 9) of the movable part 150, which is a preset region inside the second body part 130, continuously receives pressure from the gas (G). Due to this, regardless of the angle at which the user is holding the injection device 4, the flow path 201 is opened and closed by the valve part 300 to quickly spray the contents F in a desired direction.

Referring to FIG. 10 , the support part 115 according to another embodiment of the present invention is connected to the first body 111 and may be connected to the lower end of the first body 111 . 9 and 10 , in the support part 115 according to another embodiment of the present invention, a preset area may be inserted into the first body 111 and connected thereto.

However, it is not limited thereto, and the inner diameter of the support part 115 is formed to be larger than the outer diameter of the first body 111 , and various modifications such as the first body 111 being inserted and connected to the support part 115 are possible. do.

Referring to FIGS. 9 and 10 , a sealing member S may be disposed between one surface of the supporting part 115 facing each other and one surface of the first body 111 . The sealing member (S) may be formed of a material that can be elastically deformed, and the support part 115 and the first body 111 in a press-fitting manner while the support part 115 is inserted into the first body 111. can be attached to each.

Due to this, it is possible to prevent the gas (G) supplied from the outside to the inside of the first body part 110 from flowing out through the space formed between the first body 111 and the support part 115 to the outside, The first body part 110, specifically, the gas (G) accommodated in the first body 111 to maintain a pressurized state in a preset direction (upper side in FIG. 9) of the movable part 150 It works.

9 and 10, the sealing member (S) according to another embodiment of the present invention may be disposed in close contact between the first body 111 and the support part 115 facing each other, the first body It may be formed to extend along the circumference with respect to the central axis in the longitudinal direction of the part 110 .

In the support portion 115 according to another embodiment of the present invention, a seating groove portion in which the sealing member (S) can be seated may be formed in the shape of a groove portion along an outer circumferential circumference with respect to the center. Accordingly, the sealing member (S) can be easily installed on the support part (115), and the support part (115) on which the sealing member (S) is seated can be inserted into the first body (111) to stably fix the position.

The first body 111 and the support part 115 according to another embodiment of the present invention may be coupled to each other in a locking manner. However, the present invention is not limited thereto, and various modifications such as bonding by ultrasonic welding or the like are possible.

9 and 10 , the second body part 130 according to another embodiment of the present invention is connected to the first body part 110 and has a hollow interior, and the contents (F) ) can be accepted.

The second body part 130 according to another embodiment of the present invention is formed in a cylindrical shape and is disposed inside the first body part 110, specifically, the first body 111, but is not limited thereto. 2 Various modifications are possible, such as forming at least one flat surface along the circumference with respect to the longitudinal central axis of the main body 130 .

9 and 10 , the lower end of the second body 130 (as shown in FIG. 9 ) may be disposed at a relatively higher position than the lower end (as shown in FIG. 9 ) of the first body 111 .

Due to this, the gas (G) accommodated between the inner surface of the first body 111 and the outer surface of the second body is the lower side of the movable part 150 located inside the second body through the lower end of the second body (see FIG. 9 ) ) to apply pressure in the upward direction.

In addition to this, as the pressure is applied from the lower side of the movable part 150 to the upper side, the upper side of the movable part 150 inside the second body can maintain a state in which the contents F are full, and the nozzle part 200. When the formed flow path 201 is opened by the valve part 300 , the movable part 150 moves toward the flow path 201 side by the pressure, and there is an effect that the contents F can be rapidly sprayed to the outside.

9 and 10 , the movable part 150 according to another embodiment of the present invention may be in contact with the upper portion of the support part 115 . Due to this, there is an effect that can prevent the movable part 150 from being separated from the second body part 130 .

9 and 10 , the movable part 150 according to another embodiment of the present invention may be formed of a material capable of elastic deformation, and the outer peripheral surface of the movable part 150 is the inner peripheral surface of the second body part 130 . It is in close contact with and passes between the movable part 150 and the second body part 130 to prevent the gas (G) or the contents (F) from leaking out.

9 and 10 , the nozzle unit 200 according to another embodiment of the present invention injects the contents F to the outside, and the flow path 201 is provided therein so that the contents F can flow can be formed.

9 and 10 , the valve unit 300 is connected to the nozzle unit 200 , and the flow path 201 formed in the nozzle unit 200 is opened and closed by driving the valve unit 300 , and receives It is possible to control the injection of the contents F accommodated in the unit 100 , specifically, the second body unit 130 .

9 and 10 , the flow path 201 formed in the nozzle unit 200 according to another embodiment of the present invention is formed in a vertical direction (up and down direction based on FIG. 9 ), but is not limited thereto and at least One or more bending sections are formed, and various modifications are possible, such as forming the flow path 201 in the horizontal direction (left and right direction based on FIG. 10 ).

9 and 10 , the valve part 300 according to another embodiment of the present invention is connected to the nozzle part 200 , and is a flow path of the contents F formed in the nozzle part 200 . The flow path 201 may be opened and closed.

Referring to FIG. 9 , the valve part 300 may include a pressing part 310 and a valve shaft 330 . The pressing unit 310 may be in contact with the user and may be exposed to the outside. Due to this, the user can move the valve shaft 330 connected to the pressing part 310 by pressing the pressing part 310 along the central axis in the longitudinal direction, and as the valve shaft 330 moves, the flow path 201 can be opened and closed. can

Although not shown in the drawings, the valve unit 300 may include an elastic member, and the user presses the pressing unit 310 to open the flow path 201 formed in the nozzle unit 200 , and the user presses the pressing unit 310 . ), and when the pressure applied to the pressing part 310 is removed, the position of the valve part 300 is returned to its original position by the elastic restoring force of the elastic member, and the flow path 201 can be closed, and the flow path As the 201 is closed, it is possible to stop the contents F accommodated in the interior of the second body 130 from being sprayed to the outside.

9 and 10 , a passage passage 331 may be formed in the valve shaft 330 according to another embodiment of the present invention, and the passage passage 331 is preset on the valve shaft 330 . It may be formed in a section.

For this reason, before the user comes into contact with the valve unit 300 , the passage passage 331 is disposed at a position where it does not communicate with the passage 201 formed in the nozzle unit 200 , and the user comes into contact with the valve unit 300 . When pressure is applied in a preset direction (from the left to the right in FIG. 10), the valve part 300, specifically the pressing part 310, and the valve shaft 330 move while being formed in the valve part 300. The passage passage 331 and the passage 201 formed in the nozzle unit 200 communicate with each other, and the passage 201 that is a flow path of the content F is opened, and the content F can be sprayed to the outside.

9 and 10 , the injection unit 400 according to another embodiment of the present invention is connected to the first body unit 110, and an inflow path of the gas G supplied from the outside is formed. can Specifically, the injection unit 400 may be penetrated and fastened to the support unit 115 , and in the present invention, it is located in the central portion of the support unit 115 , but is not limited thereto. Various modifications are possible within the technical idea that can supply (G).

The injection unit 400 according to another embodiment of the present invention may be formed of a check valve. 9 and 10 , an injection passage (reference numeral not set) may be formed in the injection unit 400 according to another embodiment of the present invention, and an external device connected to the injection unit 400 (in the drawing) (not shown) and the gas (G) may be introduced into the accommodating part 100 through the injection passage.

The operating principle and effect of the injection device 4 according to another embodiment of the present invention as described above will be described.

Referring to FIGS. 9 and 10 , the injection device 4 according to another embodiment of the present invention may include a receiving unit 100 , a nozzle unit 200 , a valve unit 300 , and an injection unit 400 . can

Referring to FIG. 9 , the accommodating part 100 includes a first body part 110 , a second body part 130 , and a movable part 150 , and the first body part 110 is a first body 111 . , it may include a support part 115 . The first body 111 and the second body portion 130 are hollow inside, and may share a longitudinal central axis.

In another embodiment of the present invention, the distance from the longitudinal central axis of the first main body 111 and the second main body 130 to the outer surface of the second main body 130 is from the longitudinal central axis to the first body ( 111) may be formed to be relatively smaller than the distance to the inner surface.

Due to this, the gas (G) can be accommodated in the space formed between the outer surface of the second body part 130 and the inner surface of the first body 111, and the first body 111 is the second body part 130. Due to the overlap with the gas (G) is accommodated more, there is an effect of stably applying pressure to the movable part 150 that is movably disposed inside the second body part 130 .

Referring to FIG. 9 , the gas G is supplied to the first body part 110 by an external device (not shown), specifically, the first body part 110 through the injection part 400 installed in the support part 115 ( 110) may be supplied to the inside.

As the gas (G) is supplied to the receiving part 100, pressure is applied to the movable part 150 disposed inside the second body part 130, specifically in the nozzle part 200 side direction (upper side in FIG. 9). direction), pressure can be applied.

Referring to FIG. 9 , in the accommodating part 100 according to another embodiment of the present invention, the first region and the first region are formed between the outer surface of the second body 130 and the inner surface of the first body 111 . In communication with, the gas (G) is accommodated in the second region formed below the movable part 150 in the inside of the second body part 130, the gas (G) is the movable part 150, the nozzle part 200 ) to push in the lateral direction (upward direction based on FIG. 10).

Due to this, only the content F can be maintained in the third region formed on the upper side of the movable part 150 inside the second body part 130 , and the valve part 300 is formed in the nozzle part 200 . When the flow path 201 is opened, the movable part 150 moves in the nozzle part 200 side direction (upward direction based on FIG. 10) by the pressure of the gas G applied to the movable part 150, and the contents F It has the effect of allowing it to be sprayed to the outside quickly.

Although the total volume of the third region is reduced by the pressure continuously applied to the movable part 150 in the process of the contents F accommodated in the third region inside the second body part 130 being ejected to the outside, it is still The content (F) can be maintained in a full state.

Referring to FIG. 10 , the first area formed between the inner surface of the first body 111 and the outer surface of the second main body 130 and the inner area of the second body 130 , below the movable part 150 . Due to the pressure of the gas (G) accommodated in the formed second region, the third region formed on the upper side of the movable part 150 among the internal regions of the second body part 130 is kept full by maintaining the user at any angle. By opening the flow path 201 formed in the nozzle unit 200 with the valve unit 300 regardless of gravity even when holding the injection device 4 according to another embodiment of the present invention, the contents F are quickly released. It has the effect of spraying at the desired location.

Hereinafter, the configuration, operation principle and effect of the injection device 5 according to another embodiment of the present invention will be described.

11 is a side cross-sectional view showing an injection device according to another embodiment of the present invention. 12 is a perspective view illustrating a support unit according to another embodiment of the present invention. 13 and 14 are partial cross-sectional views showing an injection unit according to another embodiment of the present invention.

11 to 14 , the injection device 5 according to another embodiment of the present invention may include a receiving unit 100 , a nozzle unit 200 , a valve unit 300 , and an injection unit 400 . can

11 to 14 , according to another embodiment of the present invention, the support part 116 is connected to the first body 111 and may be connected to the lower end of the first body 111 . The support part 116 may be connected to a preset area by being inserted into the first body 111 .

However, it is not limited thereto, and the inner diameter of the support part 116 is formed to be larger than the outer diameter of the first body 111 , and various modifications such as the first body 111 being inserted and connected to the support part 116 are possible. do.

11 to 13 , a sealing member S may be disposed between one surface of the supporting part 116 facing each other and one surface of the first body 111 . The sealing member (S) may be formed of a material that can be elastically deformed, and the support part 116 and the first body 111 in a press-fitting manner while the support part 116 is inserted into the first body 111. can be attached to each.

Due to this, it is possible to prevent the gas (G) supplied from the outside to the inside of the first body part 110 from flowing out to the outside through the space formed between the first body 111 and the support part 116, The first body part 110, specifically, the gas (G) accommodated in the first body 111 to maintain a state in which the movable part 150 is pressed in a preset direction (upper side in reference to FIG. 11) It works.

11 to 14, the sealing member (S) may be disposed in close contact between the facing first body 111 and the support portion 116, the longitudinal central axis of the first body portion 110 It may be formed to extend along the circumference as a reference.

Referring to FIG. 12 , the support part 116 may be formed in the shape of a groove part with a seating groove in which the sealing member S can be seated along the circumference of the outer circumferential surface with respect to the center. Accordingly, the sealing member (S) can be easily installed on the support portion (116), and the support portion (116) on which the sealing member (S) is seated can be inserted into the first body (111) to stably fix the position.

Referring to FIG. 11 , the first body 111 and the support part 116 may be coupled to each other in a latching manner. However, the present invention is not limited thereto, and various modifications such as bonding by ultrasonic welding or the like are possible.

11 to 14 , the support part 116 according to another embodiment of the present invention may include a support body 117 , a support part 118 , and a reinforcement part 119 .

The support body 117 is connected to the first body 111 , and a seating groove in which the sealing member S is seated may be formed along the circumference of the outer circumferential surface. The injection unit 400 may be penetrated and fastened to the support body 117 .

11 to 14 , one surface of the support body 117 according to another embodiment of the present invention may be formed in a curved shape. Specifically, one surface (the upper surface of FIG. 11 ) of the support body 117 may be concavely formed toward the upper side (refer to FIG. 11 ).

Referring to FIG. 11, one surface (the upper surface of FIG. 11) of the support body 117 is concave and formed in a curved shape. A plurality of reinforcing parts 119 to be described later are disposed on the lower side of the one surface (based on FIG. 11 ), and rigidity can be ensured to withstand the pressure of the gas (G) accommodated in the accommodating part 100 . there is an effect

11 to 14, the support part 118 is coupled to the support body 117, and the support part 118 is formed separately from the support body 117 and can be combined and formed integrally. Various modifications are possible.

Referring to FIG. 12 , a plurality of support parts 118 may be provided and may be arranged conformally with respect to the center of the support body 117 . The plurality of support parts 118 may be disposed to be spaced apart from each other at the same distance.

A first region formed between the inner surface of the first body 111 and the outer surface of the second body 130 through the space formed between the plurality of support portions 118, and the second body portion 130 in the interior The second region formed on the lower side of the movable part 150 may communicate with each other, and there is an effect of maintaining the pressure of the gas G applied to the movable part 150 .

11 and 12 , the second body part 130 is contactable to the support part 116 , specifically the support part 118 , according to another embodiment of the present invention, and the support part 118 is the second There is an effect of being able to contact and support the body part 130 .

11, 13, and 14, the reinforcing part 119 is formed in a curved shape and the other surface (FIG. 11) opposite to one surface (the upper surface of FIG. 11) of the support body 117 to which the support part 118 is coupled. reference surface), and may be provided in plurality.

The plurality of reinforcing parts 119 may be arranged conformally with respect to the center of the support body 117, and specifically between the plurality of support parts 118 coupled to one surface (the upper surface of FIG. 11) of the support body 117. It may be coupled to the other surface (the lower surface of FIG. 11 ) of the corresponding support body 117 .

11 and 13, the support part 118 connects the side of the support body 117 that is coupled in surface contact with the inner surface of the first body 111 and the curved surface of the support body 117 to secure rigidity. can have an effect.

11 to 14 , on the upper side (based on FIG. 11 ) of the support body 117 , the support part 118 connects the curved surface of the support body 117 and the central part through which the injection part 400 is fastened through and rigid. The gas ( There is an effect that can withstand the pressure of G) stably.

12 to 14 , the injection unit 400 according to another embodiment of the present invention is connected to the first body unit 110 , and an inflow path of the gas G supplied from the outside is formed. can

12 to 14 , the injection unit 400 may be penetrated and fastened to the support body 117 , specifically, the central portion. The injection unit 400 according to another embodiment of the present invention may include an injection body 410 and a contact unit 430 .

13 and 14 , the injection body 410 and the contact portion 430 may be integrally formed, and the cross-sectional area of the contact portion 430 with respect to the longitudinal central axis is greater than the cross-sectional area of the injection body 410 . It can be formed relatively large.

13 and 14 , the outer diameter of the contact portion 430 may be formed to be relatively larger than the outer diameter of the injection body 410 .

Due to this, the contact portion 430 is spanned over the support body 117, and due to the close contact, it is possible to block the gas (G) from flowing out from the receiving portion 100 to the outside.

13 and 14 , the injection body 410 according to another embodiment of the present invention may be exposed to the outside of the receiving unit 100 so as to be connectable to an external device. The contact portion 430 is connected to the injection body 410, and may be connected to the other side (upper side in FIG. 13) opposite to one side (lower side in FIG. 13) of the injection body 410 that can be contacted with an external device.

13 and 14 , an injection passage 411 is formed in the injection unit 400 , specifically, the injection body 410 , and through the injection passage 411 , the gas from the outside to the inside of the receiving unit 100 . (G) can be supplied. 13 and 14 , the injection passage 411 may be formed in such a way that one side of the injection body 410 is cut.

In this specification, the injection passage 411 means an inflow path of the gas through which the gas G is introduced into the receiving part 100 from the outside, and the gas G can be introduced or discharged through the injection passage 411 . have.

Referring to FIG. 13 , the injection unit 400 is connected to an external device and gas G is supplied through the injection passage 411 , and the injection unit 400 moves upward due to the pressure of the supplied gas ( FIG. 13 ). reference), the injection part 400, specifically one surface (the lower surface of FIG. 13) of the contact part 430 and the support body 117 are spaced apart, and formed between the support body 117 and the contact part 430 The gas G may be supplied to the accommodating part 100 through the space.

Referring to FIG. 14 , the injection unit 400 may be formed of a material capable of elastic deformation, and thus, when the supply of the gas (G) is completed and the external device supplying the gas (G) is removed, the injection unit 400 The injection part 400, specifically the contact part 400, is elastically deformed by the pressure of the gas (G) applied from the upper side of the 400, and the gas (G) is in close contact with the support body 117 . can be prevented from leaking.

The contact portion 430 is disposed so as to be in contact with the central portion of the support body 117, and the outer diameter of the contact portion 430 is larger than the outer diameter of the injection body 410 and the inner diameter of the central portion of the support body 117. It may span the body 117 .

When the gas (G) is supplied to the inside of the receiving part 100 through the injection body 410 as the contact part 430 is spanned over the support body 117, the injection part 400 by the pressure of the gas (G) ), specifically, presses the contact portion 430 in the downward direction (based on FIG. 13 ) and maintains the injection portion 400 in close contact with the support portion 116 .

13 and 14 , the injection unit 400 according to another embodiment of the present invention, specifically, the injection passage 411 formed in the injection body 410 may be formed in a cut-out shape.

Specifically, the injection flow path 411 is formed in a cylindrical shape, but is not limited thereto, and various modifications are possible within the technical idea to form a flow path and supply gas (G) from the outside.

13 and 14 , the injection passage 411 is formed in the shape of a groove on one side of the injection body 410 , and one side (the left side of FIG. 13 ) may be opened along the longitudinal axis.

Due to this, the injection passage 411 formed in the injection body 410 is connected to the inner peripheral surface of the central portion of the supporting body 117 opposite to form a path through which the gas (G) is supplied.

The injection passage 411 formed in the injection body 410 is connected to the inner circumferential surface of the support body 117 and forms a supply path of the gas (G) by the pressure of the gas (G) supplied by the injection unit 400, Specifically, the contact part 430 can be pushed up, and the gas (G) can be introduced into the receiving part 100 through the space formed between the injection part 400 and the inner circumferential surface of the support body 117 . .

The user puts a tool such as a rod into the injection passage 411 formed in the injection body 410 and pushes the injection portion 400, specifically the contact portion 430, in one direction (upward direction based on FIG. 14). can do.

By inserting a tool such as a rod and pushing the contact portion 430 , the support portion 116 and the contact portion 430 may be spaced apart, and the gas G accommodated in the accommodation portion 100 may be discharged.

For this reason, when discarding the injection device 5 using all of the contents F accommodated in the accommodating part 100, specifically, the second body part 130, the user uses the injection body 410 with a tool such as a rod. The contact part 430 is pushed in the nozzle part 200 side direction (upward direction based on FIG. 14 ) through the injection flow path 411 formed in the , and there is an effect that the gas G can be easily discharged to the outside. Injection device 5 according to another embodiment of the present invention, except for the configuration of the support part 116 and the injection part 400, the receiving part 100, the nozzle part 200, the valve part 300 of Since the configuration, operating principle and effect are the same as the receiving part 100, the nozzle part 200, and the valve part 300 of the injection device 4 according to another embodiment of the present invention, a detailed description in the overlapping range will be omitted. do.

The injection device (4, 5) according to the embodiments of the present invention, the first body and the second body portion overlap, so that the pressure applied to the movable part disposed inside the second body portion is maintained, the user's gripping angle , irrespective of gravity, there is an effect of allowing the contents to be sprayed quickly when the flow path formed in the nozzle part is opened.

Hereinafter, the configuration, operation principle and effect of the injection device 6 according to another embodiment of the present invention will be described.

15 is a side cross-sectional view showing an injection device according to another embodiment of the present invention. FIG. 16 is a view showing a state in which the movable part moves and the contents are sprayed in FIG. 15 .

15 and 16 , the injection device 6 according to another embodiment of the present invention may include a receiving part 100 , a nozzle part 200 , a valve part 300 , and an injection part 400 . can

15 and 16 , the receiving part 100 according to another embodiment of the present invention is capable of communicating with the nozzle part 200 for spraying the contents F to the outside, and the contents F and the gas ( G) is acceptable.

15 and 16 , the accommodating part 100 according to another embodiment of the present invention may include a first body part 110 , a second body part 130 , and a movable part 150 .

15 and 16 , the first body part 110 is hollow and can accommodate the gas (G). In the present invention, the first body portion 110 is formed in a cylindrical shape, but is not limited thereto, and various modifications such as the outer circumferential surface is formed in a polygonal column shape within the technical idea that can be easily gripped by the user are possible.

The first body part 110 may include a first body 111 and a support part 115 . The first body 111 is hollow inside, and one side (upper side based on FIG. 15) is connected to the second body part 130 to be described later, and the other side (lower side based on FIG. 15) opposite to this is a support part ( 115) can be connected.

15 and 16 , the first body 111 according to another embodiment of the present invention has both upper and lower sides open with respect to the longitudinal central axis AX, and one side (upper side based on FIG. 15 ) is connected to the second body part 130 , and the other side (lower side in FIG. 15 ) opposite to it may be connected to the support part 115 .

The first body 111 may be formed to extend along the longitudinal central axis AX. However, the present invention is not limited thereto, and various modifications such as at least one bending section may be formed.

Referring to FIG. 15 , in the present invention, the first body 111 and the second body part 130 share the longitudinal central axis AX and are described on the basis that they are arranged in a straight line in series.

15 and 16 , one end of the first body 111 facing the second body 130 is inserted along the periphery toward the side of the second body 130 (upper side in reference to FIG. 15 ). The part 112 may be formed to protrude.

The outer diameter of the insertion part 112 according to another embodiment of the present invention may be formed to be relatively smaller than the inner diameter of the second body part 130, and thereby one end of the first body 111 (refer to FIG. 15 ) The insertion part 112 formed at the upper end) may be inserted inside the second body part 130 , and the first body 111 and the second body part 130 may be connected to each other.

Specifically, the outer circumferential surface of the insertion portion 112 may be disposed to face the inner circumferential surface of the second body portion 130 , and preset regions may be in surface contact with each other. Due to this, it is possible to block the gas (G) or the contents (F) accommodated inside the first body part 110 and the second body part 130 from flowing out of the accommodating part 100 .

15 and 16 , a sealing member (S) between the inner peripheral surface of the first body part 110, specifically, the insertion part 112 formed in the first body 111 and the second body part 130, can be placed.

The sealing member (S) may be formed of a material such as rubber that can be elastically deformed, and the sealing member (S) is formed in the first body 111, the inner peripheral surface of the insertion portion 112 and the second body portion 130. Due to their close contact with each other, it is possible to prevent the gas (G) or the contents (F) from leaking between the first body part 110 and the second body part 130 .

A groove (reference numeral not set) in which the sealing member S can be seated may be formed along the periphery of the outer circumferential surface of the insertion part 112 formed in the first body 111 according to another embodiment of the present invention. . However, the present invention is not limited thereto, and various modifications such as a groove (not shown) in which the sealing member S can be seated are formed along the inner peripheral surface of the second body 130 facing the insertion part 112 . is possible

As an optional embodiment, the insertion part 112 and the second body part 130 formed in the first body 111 may be screw-coupled. Specifically, a screw thread is formed along the periphery of the outer circumferential surface of the insertion part 112 formed in the first body 111, and a screw groove is formed along the periphery of the inner circumferential surface of the second body part 130 opposite to this, and the first body (111) and the second body portion 130 may be screw-coupled.

However, the present invention is not limited thereto, and a screw groove is formed along the outer peripheral surface of the insertion part 112 formed in the first body 111, and a screw thread is formed along the inner peripheral surface of the second main body 130 facing it. , the first body 111 and the second body 130 may be screw-coupled.

As an optional embodiment, the first body 111 and the second body 130 may be joined by ultrasonic welding or the like.

15 and 16 , one end (the upper end of FIG. 15 ) of the insertion part 112 formed in the first body 111 according to another embodiment of the present invention is the movable part 150 to be described later. It may be disposed on a movement path, and may be in contact with the movable part 150 .

Due to this, the movable part 150 is moved only inside the second body part 130 , and there is an effect that can prevent the first body part 110 , specifically, the inside of the first body 111 from being separated.

15 and 16, the insertion part 112 according to another embodiment of the present invention is formed along the periphery of the upper end of the first body 111, but is not limited thereto and the first body 111 and It is formed along the periphery of one end (the lower end of FIG. 15 ) of the second body part 130 to be connected, and various modifications such as being inserted into the first body 111 are possible.

The first body 111 according to another embodiment of the present invention shares the longitudinal central axis AX with the second body 130 to be described later, and the lower side of the second body 130 ( FIG. 15 ). standard) can be placed. The gas G supplied from the outside to the accommodating part 100 , specifically the first body part 110 , moves the movable part 150 disposed inside the second body part 130 in a preset direction (see FIG. 15 ). upward direction).

Due to this, the content (F) accommodated in the second body part 130 can continue to maintain a state in which the pressure is applied, and the gas ( Due to the pressure of G), one side area communicating with the nozzle unit 200 inside the second body unit 130, that is, the upper side of the movable unit 150 (as shown in FIG. 15 ), maintains a state filled with the contents F. can have an effect.

In addition to this, the gas (G) accommodated in the first body part 110 continuously pressurizes the movable part 150 on the inside of the second body part 130 toward the nozzle part 200 side (upper side based on FIG. 15 ). When the flow path 201 formed in the nozzle unit 200 is opened regardless of whether the user is holding the injection device 6 upside down according to another embodiment of the present invention or holding it in any direction, the direction in which the user aims There is an effect that the contents (F) can be sprayed and discharged toward the

That is, the passage formed in the valve part 300 to be described later by maintaining the state under pressure by the gas (G) in a state in which the upper side (refer to FIG. 15) region of the movable part 150 is filled with the contents (F). When the flow path 331 and the flow path 201 formed in the nozzle unit 200 communicate with each other, there is an effect that the contents F can be effectively and quickly sprayed to a desired position due to the pressure of the gas G.

In addition to this, since the gas (G) accommodated in the first body part 110 continues to pressurize the movable part 150 , the internal pressure of the first body part 110 causes the inside of the second body part 130 . Since the movable part 150 can be moved in the nozzle part 200 side direction (upward direction based on FIG. 16 ) until the contained content F is exhausted, spraying and discharging until the remaining amount of the content F is minimized. There is an effect that can make it happen.

In addition to this, the receiving part 100, specifically, the upper region (based on FIG. 15) of the movable part 150, which is a preset region inside the second body part 130, continuously receives pressure from the gas (G). Due to this, regardless of the angle at which the user holds the injection device 6 , the flow path 201 is opened and closed with the valve part 300 to quickly spray the contents F in a desired direction.

Referring to FIG. 16 , the support part 115 according to another embodiment of the present invention is connected to the first body 111 and may be connected to the lower end of the first body 111 . 15 and 16 , in the support part 115 according to another embodiment of the present invention, a preset area may be inserted into the first body 111 and connected thereto.

15 and 16 , a sealing member S may be disposed between one surface of the supporting part 115 facing each other and one surface of the first body 111 . The sealing member (S) may be formed of an elastically deformable material, and the support part (115) is inserted into the first body (111) in an interference fit method while the support part (115) is inserted into the first body (111). 115) may be in close contact with the outer circumferential surface of the predetermined region and the inner circumferential surface of the first body 111 facing the same.

Due to this, it is possible to prevent the gas (G) supplied from the outside to the inside of the first body 111 from flowing out through the space formed between the first body 111 and the support part 115 to the outside, The effect of maintaining the state in which the gas (G) accommodated in the first body part 110, specifically the first body 111, pressurizes the movable part 150 in a preset direction (upper side in reference to FIG. 15) there is

15 and 16, the sealing member (S) according to another embodiment of the present invention may be disposed in close contact between the first body 111 and the support part 115 facing each other, the first body It may be formed to extend along the circumference with respect to the longitudinal central axis AX of the part 110 .

15 and 16 , in the second body part 130 according to another embodiment of the present invention, one end (lower side in FIG. 15 ) is the first body part 110 , specifically the first body 111 . ) and the other end (upper side in reference to FIG. 15 ) opposite to it is in communication with the nozzle unit 200 , and the contents F may be accommodated therein.

15 and 16 , the second body part 130 according to another embodiment of the present invention includes the first body part 110 , specifically the first body 111 and the longitudinal central axis AX. share and can be connected in series.

The second body portion 130 according to another embodiment of the present invention is formed in a cylindrical shape, but is not limited thereto, and at least one flat surface is formed along the circumference of the outer circumferential surface, and various modifications such as being formed in a polygonal column can be implemented. It is possible.

The second body part 130 according to another embodiment of the present invention is disposed between the nozzle part 200 and the first body part 110, and because the contents F are accommodated therein, the second body part The movable part 150 is about to move upward by the pressure of the gas (G) accommodated in the first body part 110 disposed on the lower side (based on FIG. 16) of the 130, and the movable part 150 is the contents ( By pressing F), the flow path 201 formed in the nozzle unit 200 communicates with the passage flow path 331 formed in the valve unit 300 and when opened, the contents F are rapidly discharged and sprayed to the outside. can have an effect.

In addition to this, as the gas (G) accommodated in the interior of the first body 111 from the lower side of the movable part 150 to the upward direction applies pressure, the upper side of the movable part 150 in the inside of the second body part 130 ( 16), the contents F can be maintained in a full state, and when the flow path 201 formed in the nozzle part 200 is opened by the valve part 300, the movable part 150 is the flow path by pressure. Moving toward the (201) side, there is an effect that can rapidly spray the contents (F) to the outside.

15 and 16 , the movable part 150 according to another embodiment of the present invention is formed to protrude from the upper side (based on FIG. 15 ) of the first body part 110 , specifically the first body 111 . It is possible to contact the insertion part 112 .

Due to this, there is an effect that can prevent the movable part 150 from being separated from the second body part 130 to the inside of the first body 111 .

15 and 16 , the movable part 150 according to another embodiment of the present invention is movable inside the second body part 130 , and one side (upper side in FIG. 15 ) includes the contents F and The other side (lower side in reference to FIG. 15) opposite to it is in contact with the gas (G).

The movable part 150 according to another embodiment of the present invention may be formed of a material capable of elastic deformation, and the outer circumferential surface of the movable part 150 is in close contact with the inner circumferential surface of the second body part 130, and gas (G) or It is possible to prevent the contents (F) from leaking while passing between the movable part 150 and the second body part 130 .

The movable part 150 according to another embodiment of the present invention may have a hollow interior, and since the outer circumferential surface of the movable part 150 is formed to have a preset thickness, it is in close contact with the second body part 130 While maintaining the state, the weight of the movable part 150 is minimized to prevent the gas (G) or the contents (F) from flowing between the second body part 130 and the movable part 150 while blocking the flow of the second body part 130 of the There is an effect to facilitate movement in the vertical direction along the longitudinal central axis AX from the inside.

15 and 16 , the nozzle unit 200 according to another embodiment of the present invention injects the contents F to the outside, and the flow path 201 is provided therein so that the contents F can flow. can be formed.

15 and 16 , the nozzle part 200 according to another embodiment of the present invention is connected to the second body part 130 , and the contents F accommodated in the second body part 130 . ) may be discharged and sprayed to the outside through the flow path 201 formed in the nozzle unit 200 .

Specifically, the valve unit 300 is connected to the nozzle unit 200 , and the flow path 201 formed in the nozzle unit 200 is opened and closed by driving the valve unit 300 , and the receiving unit 100 , specifically As a result, it is possible to control the injection of the contents (F) accommodated in the interior of the second body portion (130).

15 and 16 , the flow path 201 formed in the nozzle unit 200 according to another embodiment of the present invention is formed in a vertical direction (up and down direction based on FIG. 15 ), but is not limited thereto. One or more bending sections are formed, and various modifications are possible, such as forming the flow path 201 in the horizontal direction (left and right direction based on FIG. 16 ).

15 and 16 , the valve part 300 according to another embodiment of the present invention is connected to the nozzle part 200 and is a flow path of the contents F formed in the nozzle part 200 . The flow path 201 may be opened and closed.

Referring to FIG. 15 , the valve part 300 may include a pressing part 310 and a valve shaft 330 . The pressing unit 310 may be in contact with the user and may be exposed to the outside. Due to this, the user can move the valve shaft 330 connected to the pressing part 310 by pressing the pressing part 310 along the central axis in the longitudinal direction, and as the valve shaft 330 moves, the flow path 201 can be opened and closed. can

15 and 16 , a passage passage 331 may be formed in the valve shaft 330 according to another embodiment of the present invention, and the passage passage 331 is preset on the valve shaft 330 . It may be formed in a section.

The passage passage 331 according to another embodiment of the present invention communicates with the passage 201 formed in the nozzle portion 200 while the valve shaft 330 moves in a preset direction inside the nozzle portion 200 . or may be misaligned.

For this reason, before the user comes into contact with the valve unit 300 , the passage passage 331 is disposed at a position where it does not communicate with the passage 201 formed in the nozzle unit 200 , and the user comes into contact with the valve unit 300 . And, when pressure is applied in a preset direction (from the left to the right in FIG. 16), the valve part 300, specifically the pressing part 310, and the valve shaft 330 move while being formed in the valve part 300. The passage passage 331 and the passage 201 formed in the nozzle unit 200 communicate with each other, and the passage 201 that is a flow path of the content F is opened, and the content F can be sprayed to the outside.

15 and 16 , the injection unit 400 according to another embodiment of the present invention is connected to the first body unit 110, and an inflow path of the gas G supplied from the outside is formed. can Specifically, the injection unit 400 may be penetrated and fastened to the support unit 115 , and in the present invention, it is located in the central portion of the support unit 115 , but is not limited thereto. Various modifications are possible within the technical idea that can supply (G).

The injection unit 400 according to an embodiment of the present invention may be formed of a check valve. 15 and 16 , an injection passage (reference numeral not set) may be formed in the injection unit 400 according to another embodiment of the present invention, and an external device connected to the injection unit 400 (in the drawing) (not shown) and the gas G may be accommodated in the receiving part 100 , specifically, the first body 111 through the injection passage 201 .

The operating principle and effect of the injection device 6 according to another embodiment of the present invention as described above will be described.

Referring to FIG. 15 , the receiving part 100 includes a first body part 110 , a second body part 130 , and a movable part 150 , and the first body part 110 is a first body 111 . , it may include a support part 115 . The first body 111 and the second body part 130 are hollow inside, and may be connected to each other while sharing the longitudinal central axis AX.

The first body 111 and the second body 130 according to another embodiment of the present invention may be connected along the longitudinal central axis AX, that is, may be connected in series. 15 and 16 , the second body part 130 may be disposed between the nozzle part 200 and the first body part 110 .

Due to this, the user easily grips the injection device 6 , specifically the second body part 130 , and presses the valve part 300 , specifically, more conveniently while holding the second body part 130 . By pressing the portion 310 to communicate the passage passage 331 formed in the valve portion 300 and the passage passage 201 formed in the nozzle portion 200, the content F can be rapidly discharged and sprayed to the outside. It works.

Referring to FIG. 15 , the gas G is supplied to the first body part 110 by an external device (not shown), specifically, the first body part 110 through the injection part 400 installed in the support part 115 ( 110) may be supplied to the inside.

Due to the gas (G) being supplied to the first body part 110, specifically the first body 111, pressure is applied to the movable part 150 disposed inside the second body part 130, specifically the nozzle. A pressure may be applied in the lateral direction of the part 200 (upward direction based on FIG. 15 ).

Referring to FIG. 15 , in the accommodating part 100 according to another embodiment of the present invention, the second body 130 and the first body 111 are arranged in series along the longitudinal central axis AX, Connected, the gas (G) accommodated in the inside of the first body 111 from the inside of the second body part 130 pushes the movable part 150 in the nozzle part 200 side direction (upward direction based on FIG. 16 ) (pushing).

Due to this, it is possible to maintain a state in which only the contents F are filled on the upper side with respect to the movable part 150, and when the valve part 300 opens the flow path 201 formed in the nozzle part 200, the movable part 150 The effect of allowing the movable part 150 to move in the nozzle part 200 side direction (upward direction based on FIG. 16) by the pressure of the gas G applied to the there is

Specifically, the upper side (as shown in FIG. 16 ) of the movable part 150 in which the contents F are accommodated in the inside of the second body part 130 continues to the movable part 150 in the process of the contents F being sprayed to the outside. Although the volume is reduced by the pressure of the applied gas (G), the content (F) can still be maintained in a full state.

Referring to FIG. 16 , the space formed between the inner surfaces of the second body part 130 and positioned above the movable part 150 and accommodating the contents F is a gas accommodated in the first body 111 ( By maintaining the full state due to the pressure of G), the nozzle part ( By opening the flow path 201 formed in 200), there is an effect that the contents F can be quickly sprayed to a desired position.

17 is a side cross-sectional view showing an injection device according to another embodiment of the present invention. 18 is a perspective view illustrating a support unit according to another embodiment of the present invention. 19 and 20 are partial cross-sectional views showing an injection unit according to another embodiment of the present invention.

17 to 20 , the injection device 7 according to another embodiment of the present invention may include a receiving part 100 , a nozzle part 200 , a valve part 300 , and an injection part 400 . can

17 to 20 , according to another embodiment of the present invention, the support part 116 is connected to the first body 111 and is to be connected to the lower end of the first body 111 (based on FIG. 17 ). can The support part 116 may be connected to a preset area by being inserted into the first body 111 .

17 to 19 , a sealing member S may be disposed between one surface of the supporting part 116 facing each other and one surface of the first body 111 . The sealing member (S) may be formed of a material that can be elastically deformed, and the support part 116 and the first body 111 in a press-fitting manner while the support part 116 is inserted into the first body 111. can be attached to each.

Due to this, it is possible to prevent the gas (G) supplied from the outside to the inside of the first body part 110 from flowing out to the outside through the space formed between the first body 111 and the support part 116, The first body part 110, specifically the gas (G) accommodated in the first body 111 to maintain the pressurized state in a preset direction (upper side in FIG. 17) of the movable part 150 It works.

17 to 20, the sealing member (S) may be disposed in close contact between the facing first body 111 and the support portion 116, the longitudinal central axis of the first body portion 110 It may be formed to extend along the circumference as a reference.

Referring to FIG. 18 , the support part 116 may be formed in the shape of a groove part with a seating groove in which the sealing member S can be seated along the outer circumferential circumference with respect to the center. Accordingly, the sealing member (S) can be easily installed on the support portion (116), and the support portion (116) on which the sealing member (S) is seated can be inserted into the first body (111) to stably fix the position.

However, the present invention is not limited thereto, and the seating groove may be formed along the inner peripheral surface of the first body 111 , and the sealing member S is seated in the seating groove formed in the first body 111 , and various modifications are carried out. is possible

Referring to FIG. 17 , the first body 111 and the support part 116 may be coupled to each other in a locking manner. However, the present invention is not limited thereto, and various modifications such as bonding by ultrasonic welding or the like are possible.

17 to 20 , the support part 116 according to another embodiment of the present invention may include a support body 117 , a support part 118 , and a reinforcement part 119 .

17 to 20 , an inner peripheral surface facing the movable part 150 among one surface of the support body 117 according to another embodiment of the present invention may be formed in a curved shape. Specifically, the inner circumferential surface 117s (the upper surface of FIG. 17 ) of the support body 117 may be concave toward the upper side (see FIG. 17 ).

Referring to FIG. 17, the inner peripheral surface 117s (the upper surface of FIG. 17) of the support body 117 is concavely formed, and as it is formed in a curved shape, the upper side of the inner peripheral surface 117s (based on FIG. A plurality of 118 is disposed, and a plurality of reinforcement parts 119 to be described later are disposed on the lower side (based on FIG. 17 ) of the inner circumferential surface 117s, and withstand the pressure of the gas (G) accommodated in the accommodating part 100 . It has the effect of securing rigidity.

In addition, the inner circumferential surface 117s of the support body 117 is concave toward the upper side (as shown in FIG. 17) and is formed in a curved shape to form a flat surface, compared to the gas accommodated in the interior of the first body 111 ( As the contact area with G is increased, it is possible to reduce the pressure of the gas G toward the support 116 , and to increase the rigidity of the first body 110 .

17 to 20 , the support 118 is coupled to the support body 117, and the support 118 is formed separately from the support body 117 and can be combined and integrally formed. Various modifications are possible.

Referring to FIG. 18 , a plurality of support parts 118 may be provided and may be arranged conformally with respect to the center of the support body 117 . The plurality of support parts 118 may be disposed to be spaced apart from each other at the same distance.

17 and 18, the plurality of support parts 118 may improve the durability of the support part 116 by connecting the inner peripheral surface 117s of the support body 117 and the central part into which the injection part 400 is inserted. there is an effect

17, 19, and 20, the reinforcing part 119 is formed in a curved shape and the other surface opposite to the inner peripheral surface 117s (the upper surface of FIG. 17) of the support body 117 to which the support part 118 is coupled. It is coupled to (the lower surface of FIG. 17), and a plurality of them may be provided.

The plurality of reinforcing parts 119 may be arranged conformally with respect to the center of the support body 117, and specifically, between the plurality of support parts 118 coupled to one surface (the upper surface of FIG. 17) of the support body 117. It may be coupled to the other surface (the lower surface of FIG. 17 ) of the corresponding support body 117 .

Referring to FIGS. 17 and 19 , the support part 118 connects the side of the support body 117 that is coupled to the inner surface of the first body 111 in surface contact with the inner circumferential surface 117s of the support body 117 and is rigid. has the effect of securing

17 to 20, on the upper side (based on FIG. 17) of the support body 117, the support part 118 connects the inner peripheral surface 117s of the support body 117 and the central part through which the injection part 400 is fastened. and secure rigidity, and at the lower side (based on FIG. 17) of the support body 117, the reinforcing part 119 connects the inner peripheral surface 117s and the side of the support body 117 to secure rigidity, and to the receiving part 100. There is an effect that can stably withstand the pressure of the gas (G) accommodated.

18 to 20 , the injection unit 400 according to another embodiment of the present invention is connected to the first body unit 110, and an inflow path of the gas G supplied from the outside is formed. can

18 to 20, the injection unit 400 according to another embodiment of the present invention may be inserted through the support body 117, specifically, the central portion. The injection unit 400 according to another embodiment of the present invention may include an injection body 410 and a contact unit 430 .

19 and 20 , the injection body 410 and the contact portion 430 may be integrally formed, and the cross-sectional area of the contact portion 430 with respect to the longitudinal central axis is greater than the cross-sectional area of the injection body 410 . It can be formed relatively large.

19 and 20 , the outer diameter of the contact portion 430 may be formed to be relatively larger than the outer diameter of the injection body 410 .

19 and 20 , in the support body 117 according to an embodiment of the present invention, the inner circumferential surface of the central part through which the injection part 400 penetrates is a contact surface 117b in contact with the injection body 410, and the central part It may include an insertion hole 117a facing the injection body 410 to be inserted into the.

19 and 20 , the central portion, specifically, the contact surface 117b may be formed to be inclined downwardly toward the center of the central portion. The injection part 400 , specifically the contact part 430 , may be formed to be inclined downwardly toward the center of the injection part 400 so as to correspond to the contact surface 117b formed in the central part of the support body 117 .

Due to this, while maintaining the center of the injection unit 400, the lower surface (refer to FIG. 20) of the contact portion 430 formed along the circumference with respect to the center of the injection unit 400 faces the support body 117 which is formed to be inclined. of the contact surface 117b, it is possible to prevent the gas (G) from leaking between the contact surface 117b of the support body 117 and the injection part 400, specifically, the contact part 430.

19 and 20 , the injection body 410 according to another embodiment of the present invention may be exposed to the outside of the receiving unit 100 so as to be connectable to an external device. The contact portion 430 is connected to the injection body 410, and may be connected to the other side (upper side according to FIG. 19) opposite to one side (lower side in FIG. 19) of the injection body 410 that can be contacted with an external device.

Referring to FIGS. 19 and 20 , an injection flow path 411 is formed in the injection unit 400 , specifically, the injection body 410 , and through the injection flow path 411 , the gas from the outside to the inside of the receiving unit 100 . (G) can be supplied.

Referring to FIG. 19 , the injection unit 400 is connected to an external device and gas (G) is supplied through the injection passage 411, and the injection unit 400 moves upward due to the pressure of the supplied gas (G). (Based on FIG. 19), the injection part 400, specifically one surface (the lower surface of FIG. 19) of the contact part 430 and the support body 117 are spaced apart, and between the support body 117 and the contact part 430 The gas (G) may be supplied to the accommodating part 100 through the space formed in the.

As an optional embodiment, an external device for supplying the gas (G), specifically a pipe, passes through the inside of the injection passage 411 and is in contact with the lower surface of the injection unit 400 , specifically the contact unit 430 , and the contact unit 430 . A space is formed between the lower surface of the contact part 430 and the contact surface 117b formed in the center of the support body 117 by pushing the lower surface of the may be introduced into the first body 111 .

Referring to FIG. 20 , the injection unit 400 may be formed of a material capable of elastic deformation, whereby the supply of the gas (G) is completed, and when the external device supplying the gas (G) is removed, the first The gas (G) accommodated in the body 111 presses the injection part 400, specifically, the contact part 430 from the top to the bottom direction (based on FIG. 20), and accordingly, the lower surface of the contact part 430 and The contact surface 117b of the support body 117 is in close contact, and it is possible to block the gas G from flowing out from the inside of the accommodating part 100 , specifically, the first body 111 .

Referring to FIG. 20 , the contact portion 430 is a central portion through which the injection portion 400 is penetrated and connected in the support body 117 , specifically, the contact surface 117b is disposed to be in contact with, and the outer diameter of the contact portion 430 is The outer diameter of the injection body 410 and the inner diameter of the central portion of the support body 117 may be formed to be larger than the inner diameter of the support body 117 , so that it may span the support body 117 .

When the gas (G) is supplied to the inside of the receiving part 100 through the injection body 410 as the contact part 430 spans the central part of the support body 117, specifically, the contact surface 117b, the gas (G ) presses the injection unit 400 , specifically the contact unit 430 , in the downward direction (based on FIG. 19 ) by the pressure of the injection unit 400 to keep the injection unit 400 in close contact with the support unit 116 .

19 and 20 , the injection passage 411 may be formed in such a way that one side of the injection body 410 is cut. Specifically, the injection passage 411 is formed in a cylindrical shape, but is not limited thereto, and various modifications are possible within the technical idea to form the flow passage 201 and supply the gas G from the outside.

As an optional embodiment, the injection passage 411 may be formed in a straight shape along the longitudinal direction.

Referring to FIGS. 19 and 20 , the injection passage 411 is formed in the shape of a groove on one side of the injection body 410 , and one side (the left side of FIG. 19 ) may be opened along the longitudinal axis. Due to this, the injection passage 411 formed in the injection body 410 is connected to the inner peripheral surface of the central portion of the supporting body 117 opposite to form a path through which the gas (G) is supplied.

The user inserts a tool such as a rod into the injection passage 411 formed in the injection body 410 and pushes the injection portion 400, specifically the contact portion 430, in one direction (upward direction based on FIG. 20). can do.

By inserting a tool such as a rod and pushing the contact portion 430, the support portion 116 and the contact portion 430 can be spaced apart, and after all the contents F are used, the gas (G) accommodated in the accommodation portion 100 ) can be released.

For this reason, if the receiving unit 100, specifically, the injection device 7 using all of the contents (F) accommodated in the second body unit 130 is discarded, the user can use the injection body 410 with a tool such as a rod. The contact part 430 is pushed in the nozzle part 200 side direction (upward direction based on FIG. 20) through the injection flow path 411 formed in the , and there is an effect that the gas G can be easily discharged to the outside.

The injection device 7 according to another embodiment of the present invention, except for the configuration of the support part 116 and the injection part 400 , the receiving part 100 , the nozzle part 200 , and the valve part 300 . Since the configuration, operating principle and effect are the same as the receiving part 100, the nozzle part 200, and the valve part 300 of the injection device 6 according to another embodiment of the present invention, a detailed description will be omitted in the overlapping range. do.

In the injection device according to another embodiment of the present invention, the first body part and the second body part share the longitudinal central axis (AX) and are disposed in series in a direction perpendicular to the longitudinal central axis (AX). The volume of the furnace can be reduced, and there is an effect that the user can easily hold it.

In addition, since the gas supplied from the outside to the first body part pressurizes the movable part disposed inside the second body part in a preset direction, the contents accommodated in the second body part can continue to maintain the pressure applied state, , the space between the nozzle part and the movable part in the internal space of the second body part due to the pressure of the gas supplied to the inside of the first body part has the effect of maintaining a state filled with the contents.

In addition, the gas accommodated in the first body part continuously pressurizes the movable part on the inside of the second body part toward the nozzle part, so that the user is holding the injection device upside down, regardless of which direction it is holding, that is, regardless of gravity. When the flow path formed in the nozzle part is opened, there is an effect that the contents can be sprayed and discharged in the direction the user is aiming.

In other words, when the flow path formed in the valve part and the flow path formed in the nozzle part communicate with each other by maintaining the state in which the upper region of the movable part is filled with the contents and under pressure by the gas, the contents are effectively removed by the pressure of the gas. It has the effect of quickly spraying the desired location.

In addition, since the gas accommodated in the first body part continues to pressurize the movable part, the movable part is moved toward the nozzle part until the contents contained in the second body part are exhausted by the internal pressure of the first body part. Therefore, there is an effect of spraying and discharging until the content remaining amount is minimized.

The specific implementations described in the present invention are only examples, and do not limit the scope of the present invention in any way. For brevity of the specification, descriptions of conventional electronic components, control systems, software, and other functional aspects of the systems may be omitted. In addition, the connection or connection members of lines between the components shown in the drawings illustratively represent functional connections and/or physical or circuit connections, and in an actual device, various functional connections, physical connections that are replaceable or additional may be referred to as connections, or circuit connections. In addition, unless there is a specific reference such as "essential", "importantly", etc., it may not be a necessary component for the application of the present invention.

Therefore, the spirit of the present invention should not be limited to the above-described embodiments, and the scope of the spirit of the present invention is not limited to the scope of the scope of the present invention. will be said to belong to

According to the present invention, an injection device is provided. In addition, embodiments of the present invention may be applied to a spraying device for which the contents are accommodated in a receiving unit used in industry, and sprayed to the outside through a nozzle unit.

Claims

It includes; a nozzle part connected to the receiving part in which the contents are accommodated, the nozzle part in which the contents are introduced from the receiving part and the flow path of the contents is formed so that the contents are sprayed to the outside;

The nozzle part is in communication with the accommodating part, and provides a flow path of the contents, and a guide part in which the cross-sectional area of the flow path is relatively reduced along a preset direction; and a guide part.
According to claim 1,

and a valve part connected to the nozzle part and opening and closing the flow path.
3. The method of claim 2,

The nozzle part further includes a connection part connected to the valve part,

The valve part moves on the connection part and opens and closes the flow path.
According to claim 1,

Injection device, characterized in that the cross-sectional area of the flow path formed in the guide portion decreases as the distance from the receiving portion increases.
According to claim 1,

The receiving unit,

a receiving body in which the contents are accommodated; and

The injection device comprising a; a movable part movably disposed inside the receiving body.
6. The method of claim 5,

The movable part is an injection device, characterized in that it is movable along the central axis in the longitudinal direction of the receiving body.
6. The method of claim 5,

Injection device, characterized in that the content is accommodated on one side of the movable part in the interior of the housing body, and the gas is accommodated on the other side opposite to the one side.
According to claim 1,

The central axis of the flow path formed in the guide part is injection device, characterized in that it can be formed to coincide with the longitudinal central axis of the receiving part.
According to claim 1,

The flow path of the contents formed in the guide part passes through the guide part and is formed on the inside.
3. The method of claim 2,

The valve unit includes a pressing unit exposed to the outside of the nozzle unit; and

and a valve shaft connected to the pressing part and opening and closing the flow path as it moves in a preset direction.