KR20110068196A - Pump dispenser - Google Patents

Abstract

PURPOSE: A pump dispenser is provided to improve the structure of the pump dispenser for enabling a user to easily discharge contents from a container unit. CONSTITUTION: A pump dispenser(100) comprises the following: a container unit(110) for storing contents; a housing(120) including a space unit for storing the contents discharged from the container unit, and first, second, and third inlet ports(121,122,123) for connecting the space unit and the container unit; a first opening/closing unit(130) for opening and closing the inlet ports; a second opening/closing unit(140) for opening and closing the housing; and an operating unit(150) opening the second opening/closing unit by the pressing operation.

Description

Pump dispenser {PUMP DISPENSER}

The present invention relates to a pump dispenser, and more particularly, to a pump dispenser used to discharge a predetermined amount of liquid contents such as various detergents and cosmetics by a pumping action.

In general, a dispenser is a device for discharging a certain amount of gas, liquid, or other contents filled in an airtight container by pressurization, and is used in various airtight containers for storing cosmetics, perfumes, medicines, food, etc. It is well known that it is applied.

1 is a cross-sectional view showing a conventional dispenser.

According to a conventional dispenser, as shown in FIG. 1, it includes a container (not shown) and a dispenser cap 12 mounted on top of the container.

The dispenser cap 12 is largely composed of a pumping portion 14, a button portion 15, and a nozzle 16. The pumping part 14 has a housing 22 mounted on the cap 21, a spring 24 provided inside the housing 22, and an elastic support on the upper end of the spring 24 and on one side. A shaft 25 having a through hole 26, a housing cap 27 through which the shaft 25 slides slidably, and closing an upper end of the housing 22, a nozzle 16 of the button portion 15, It includes a connecting pipe 28 for connecting the shaft 25, and the ball 30 placed on the locking projection 29 of the lower end of the housing 22.

According to this configuration, when the button portion 15 is pressed, the shaft 25 is lowered against the elastic force of the spring 24 so that the contents filled in the housing 22 are filled with the through hole 26 and the hollow portion of the shaft 25. It is discharged to the nozzle 16 through the connecting pipe 28. At this time, the ball 30 is brought into contact with the locking step 29 of the lower end of the housing 22 by the lowering pressure of the fluid inside the housing 22.

Next, when the button portion 15 is released, the shaft 25 is raised by the elastic force of the spring 24, the through-hole 26 is closed to block the discharge of the contents, and a vacuum is formed inside the housing 22. The contents of the container are filled with the housing 22 by opening the valve while raising the ball 30. By repeatedly pressing the button portion 15, the contents are discharged while the operation is repeated.

According to the conventional dispenser, because the ball is formed of a metal material, the unit price is high, and additional post-processing is required in the installation of the valve structure including the ball, which makes the manufacturing process difficult and increases the manufacturing cost, There is a problem that the discharge of the contents is not properly made if not broken and rise properly. Therefore, there is a need for improvement.

The present invention has been made to improve the problems of the prior art as described above, and can be easily manufactured at a low manufacturing cost, and an object of the present invention is to provide a pump dispenser having an improved structure to smoothly discharge the contents.

According to an aspect of the present invention, a pump dispenser includes: a container part accommodating contents; A housing having a space portion in which the contents ejected from the container portion stay, and having a first inlet port and a second inlet port arranged in different directions to communicate the space portion with the container portion; A first opening and closing portion for opening and closing the first inlet and the second inlet; A second opening and closing portion for opening and closing the housing; And an operation unit which opens the second opening and closing part when the operation is pushed, and opens the first opening and closing part when returning to the original state.

In addition, the first inlet is formed to be open to the lower portion of the housing, the second inlet is preferably formed to be open to the side of the housing.

In addition, the first opening and closing portion, the lower opening and closing portion for opening and closing the first inlet; And it is preferable to include a side opening and closing portion for opening and closing the second inlet.

In addition, it is preferable that a seating groove in which the first opening and closing part is seated is formed at a periphery of the first inlet.

In addition, the housing is preferably provided with a fitting protrusion for suppressing the separation of the first opening and closing portion seated in the seating groove.

In addition, the valve is preferably injection molded of polyethylene or rubber.

In addition, the second opening and closing portion, the shaft which is formed inside the flow path for communicating the outside and the inside of the housing; A stem provided at one side of the shaft to form an inlet hole communicating the inside of the housing and the flow path; And it is preferable to include a piston provided in the housing to selectively open and close the inlet hole.

In addition, it is preferable that an elastic portion is further provided between the operation portion and the fastening portion to provide an elastic restoring force for returning the pressed operation portion to the original state.

According to another aspect of the present invention, a pump dispenser includes: a container portion for containing contents; A housing having a space portion in which the contents ejected from the container portion stay, the inlet opening communicating with the space portion and the container portion being opened at a side thereof; A first opening and closing part for opening and closing the inlet; A second opening and closing portion for opening and closing the housing; And an operation part which opens the second opening and closing part when the operation is pushed, and opens the first opening and closing part when returning to the original state.

In addition, the first opening and closing portion, the body portion coupled to the housing; And a side opening and closing portion formed to extend along the inner wall of the housing from the body portion.

According to the pump dispenser of the present invention, the first inlet and the second inlet is provided with a housing and a first opening and closing portion including the lower opening and closing portion and the side opening and closing so that the contents can be discharged through not only the first inlet but also the second inlet. As a result, even if the first inlet is blocked by the cylinder piston or the impurities present in the contents, the contents can be continuously discharged through the second inlet, so that the contents can be smoothly discharged until the contents inside the cylinder are completely exhausted. have.

In addition, the present invention is molded so that the first opening and closing part is made of a material such as polyethylene, the lower opening and closing portion is formed integrally, and can be easily assembled in a single operation sandwiched between the seating groove and the fitting protrusion Therefore, there is an advantage that the manufacturing cost is easy to manufacture and low manufacturing cost.

Hereinafter, an embodiment of a pump dispenser according to the present invention will be described with reference to the accompanying drawings. In this process, the thickness of the lines or the size of the components shown in the drawings may be exaggerated for clarity and convenience of explanation. In addition, the terms described below are defined in consideration of the functions of the present invention, which may vary depending on the intention or custom of the user, the operator. Therefore, definitions of these terms should be made based on the contents throughout this specification.

2 is a cross-sectional view showing a pump dispenser according to an embodiment of the present invention, Figure 3 is an enlarged view showing the valve shown in FIG.

First, referring to FIG. 2, the pump dispenser 100 according to an embodiment of the present invention includes a container part 110, a housing 120, a first opening and closing part 130, a second opening and closing part 140, and , The operation unit 150 and the fastening unit 160.

The container unit 110 accommodates the contents therein. The contents contained in the container 110 may be applied to any of fluids such as cosmetics, perfumes, medicines, or foods. The container part 110 may be formed in a cylindrical shape having an open top or a bottle shape having a narrow open top, and includes a cylinder 112 for accommodating contents and an outer case 114 for accommodating the cylinder 112. It may be formed in a double structure comprising a.

The cylinder 112 is located inside the container 110 and accommodates contents therein. The upper and lower ends of the cylinder 112 are opened, and the protrusion 112a is formed at the opened upper end of the cylinder 112. The housing 120 to be described later is disposed inside the protrusion 112a.

The outer case 114 is provided to surround the outside of the cylinder 112. In addition, threads (not shown) may be formed on the protrusion 112a of the cylinder 112 and the outer circumferential surface of the upper portion of the outer case 114, respectively.

The container part 110 including the cylinder 112 and the outer case 114 is formed in a double structure of the cylinder 112 and the outer case 114, and thus has excellent blocking effect such as ultraviolet rays, thus being accommodated therein. The deterioration of the contents can be effectively prevented.

In addition, a cylinder piston 116 may be further provided inside the container unit 110, more specifically, inside the cylinder 112. When the cylinder piston 116 is opened and the contents are ejected from the inside of the cylinder 112, the cylinder piston 116 rises by the amount of the ejected contents to pressurize the contents contained in the cylinder 112.

In addition, the stopper 118 may be further provided inside the container 110. The stopper 118 is disposed between the cylinder 112 and the outer case 114. This stopper 118 is coupled to the lower portion of the cylinder 112, which seals the contents of the cylinder 112 so that it does not leak through the open lower portion of the cylinder 112, while the cylinder piston 116 seals the cylinder. (112) It serves to support the departure from the outside.

The housing 120 is disposed inside the container 110, more specifically, inside the protrusion 112a formed at the upper end of the cylinder 112. The housing 120 is a portion that temporarily retains the contents ejected from the inside of the container part 110, and the contents ejected from the interior of the cylinder 112 through the first opening / closing part 130 are ejected to the outside of the housing 110. It temporarily stays in the space portion (not shown) formed inside the 120. According to the present embodiment, the housing 120 includes a first inlet 121 and a second inlet 122 and 123.

The first inlet 121 communicates the space portion formed in the housing 120 and the container portion 110. In this embodiment, the first inlet 121 is exemplified as being formed to be opened in the lower portion of the housing 120.

Similarly to the first inlet 121, the second inlets 122 and 123 communicate with the space part formed in the housing 120 and the container part 110, and are disposed in a different direction from the first inlet 121. In the present embodiment, the second inlets 122 and 123 are illustrated as being open to the side of the housing 120.

Also, in the present embodiment, the second inlets 122 and 123 are illustrated as being formed in two portions of the housing 120 side, but the present invention is not limited thereto. The second inlets 122 and 123 of the present invention may be formed in one portion of the side of the housing 120, or may be formed in three or more portions.

2 and 3, the first opening and closing unit 130 opens and closes the first inlet 121 and the second inlet 122 and 123. According to this embodiment, the first opening and closing part 130 is injection molded, preferably, a polyethylene material such as Linear Low Density Polyethylene (LLPE) or a rubber material such as Nitrile Butadiene Rubber (NBR) or the like. It can be formed as.

The first opening and closing part 130 is opened by the vacuum pressure formed inside the housing 120 by the second opening and closing part 140, and includes a lower opening and closing part 131 and side opening and closing parts 132 and 133.

The lower opening and closing part 131 opens and closes the first inlet 121 formed in the lower portion of the housing 120. According to this embodiment, the mounting groove 125 (see FIG. 7) is formed at the lower portion of the housing 120. The seating recess 125 is formed at the periphery of the first inlet 121, and is formed concave toward the first inlet 121 in a shape corresponding to the shape of the first opening / closing part 130. In addition, a fitting protrusion 126 (see FIG. 7) is provided at an upper portion of the seating recess 125. The fitting protrusion 126 is formed to protrude toward the inside of the housing 120 from the inner wall of the housing 120.

The lower opening and closing part 131 is mounted between the seating groove 125 and the fitting protrusion 126. The lower opening and closing portion 131 is restrained from the position of opening and closing the first inlet 121 by the lower surface is seated in the seating groove 125, the upper surface is supported by the fitting protrusion 126. The lower opening and closing part 131 is deformed in the upper direction by the vacuum pressure formed in the housing 120 to open the first inlet 121.

The side openings 132 and 133 open and close the second inlets 122 and 123 formed at the side of the housing 120. The side opening parts 132 and 133 are formed to extend upward from the lower opening and closing part 131, and close to the sides of the housing 120 to close the second inlets 122 and 123. The side openings 132 and 133 are deformed in the inward direction of the housing 120 by the vacuum pressure formed in the housing 120 to open the second inlets 122 and 123.

As described above, the first opening and closing part 130 is formed by integrally forming the lower opening and closing part 131 and the side opening and closing part 132 and 133, and is injection molded from a material such as polyethylene to reduce the manufacturing cost and reduce manufacturing cost. Mounting between the groove 125 and the fitting protrusion 126 can be mounted to the housing 120 in a single operation is easy to mount.

The second opening and closing part 140 is disposed in the housing 120. The second opening and closing part 140 opens and closes the housing 120, and includes a shaft 142, a stem 144, and a piston 146.

The shaft 142 is provided inside the housing 120. The shaft 142 is inserted into the housing 120 and provided with a reciprocating movement, for example, a vertical movement, in accordance with the movement of the operation unit 150 to be described later. Inside the shaft 142 is formed a flow path (F) for communicating the outside and the inside of the housing 120.

One side of the shaft 142, more specifically, the lower end of the shaft 142 is provided with a stem 144. An inlet hole 143 (see FIG. 7) is formed between the stem 144 and the shaft 142 to communicate the inside of the housing 120 and the flow path F.

The piston 146 is provided on the outside of the shaft 142. The piston 146 is provided inside the housing 120 to selectively open and close the inlet hole 143, and is disposed between the shaft 142 and the housing 120. The piston 146 is provided so that the outer surface which is in contact with the inner surface of the housing 120 maintains a predetermined friction force with the inner surface of the housing 120.

The predetermined frictional force here is a frictional force that is greater than the frictional force generated between the inner surface of the piston 146 and the outer surface of the shaft 142, but is caused by the locking step 145 or the stem 144 formed outside the shaft 142. By the locking force means a friction force such that the piston 146 can be moved together with the movement of the shaft 142.

Accordingly, the piston 146 opens or closes the inlet hole 143 by a predetermined friction force as described above, while partially restraining its movement against the movement direction of the shaft 142 when the shaft 142 moves. do.

The operation unit 150 is disposed above the container unit 110. The operation unit 150 is provided to be pressed by the user, and a pressing surface 152 for pressing by the user is formed at an upper portion thereof. The operation unit 150 is coupled to the upper end of the shaft 142, the inside is formed with a blowout hole 154 extending from the flow path (F) formed in the shaft 142 to communicate with the outside.

When the operation unit 150 is pushed by the user, the operation unit 150 moves toward the container unit 110, thereby moving the shaft 142, the stem 144, and the piston 146 toward the container unit 110 so that the second opening / closing unit ( 140) open. And, the contents ejected from the housing 120 in accordance with the opening of the second opening and closing part 140 is ejected to the outside through the ejection hole 154.

On the other hand, when the operation unit 150 is returned to its original state, the second opening and closing part 140 is closed again, and instead, the first opening and closing part 130 is opened. A detailed description thereof will be given later.

The fastening part 160 is disposed above the container part 110. The fastening part 160 couples the container part 110, the housing 120, and the operation part 150, and includes first to third coupling parts 162, 164, and 166.

The first coupling portion 162 is a portion that is coupled to the cylinder 112, and preferably, a thread (not shown) is formed on the inner circumferential surface thereof so that the first coupling portion 162 may be coupled to the cylinder 112 by screwing the cylinder 112. have.

In addition, the second coupling portion 164 is a portion that is coupled to the outer case 114, the upper portion of the operation unit 150 is in close contact with the slide movement, the lower portion of the inner peripheral surface is formed with a screw thread (not shown) is the outer case 114 is screwed with.

As described above, when the first coupling part 162 and the second coupling part 164 are screwed to the cylinder 112 and the outer case 114, respectively, the opening of the accommodating part 110 is facilitated, so that the cylinder (112) It is possible to easily refill the contents inside.

In addition, the third coupling part 166 is a part that is coupled to the housing 120, and wraps and fixes the inner and outer parts of the housing 120 around the upper part of the housing 120.

 As described above, the first to third coupling parts 162, 164, and 166 may be integrally formed by an injection molding method. As described above, the fastening part 160 in which the first to third coupling parts 162, 164, and 166 are integrally formed as one component stably secures the cylinder 112, the outer case 114, the housing 120, and the operation part 150 as one component. Since it can be combined, the manufacturing process of the entire pump dispenser device 100 can be made easier, and the manufacturing cost can be reduced.

Meanwhile, the pump dispenser 100 according to the present exemplary embodiment may further include an elastic part 170 between the operation part 150 and the fastening part 160 to return the pressed operation part 150 to its original state. have. The elastic unit 170 provides an elastic restoring force for returning the pressed operation unit 150 to its original state. In this embodiment, the elastic unit 170 is illustrated as a coil spring, one end of which is supported inside the operation unit 150 and the other end of which is supported on the top of the second coupling unit 164 of the fastening unit 160.

4 is an exploded perspective view showing the outer case and the second coupling portion shown in Figure 2, Figure 5 is a view showing a coupling state of the outer case and the second coupling portion shown in FIG. In FIG. 4 and FIG. 5, the configuration other than the outer case and the fastening portion is omitted for convenience of description.

4 and 5, the protrusion 114a is formed on the outer circumferential surface of the outer case 114. This protrusion 114a is formed so that it may protrude in the part in which the screw thread of the outer case 114 was formed. At this time, the protrusion 114a is located at the lower portion in the region where the thread is formed.

Correspondingly, a groove portion 164a is formed under the second coupling portion 164. The groove portion 164a is formed on the inner circumferential surface of which the thread of the second coupling portion 164 is formed, and is located below the region where the thread is formed. At this time, the groove portion 164a is formed at a position that can be engaged with the protrusion 114a when the outer case 114 and the second coupling portion 164 are completely screwed together.

The outer case 114 and the second coupling portion 164 of the above-described type, when screwed together, the coupling is completed by the engagement of the projection (114a) and the groove portion (164a). That is, when the second coupling portion 164 is screwed while rotating on the outer case 114, and the groove portion 164a and the protrusion 114a which are located at the lower portion in the threaded region respectively are engaged with each other, the second coupling portion Rotation of 164 is stopped, and screwing is completed.

By the outer case 114 and the second coupling portion 164 having such a coupling structure, the pump dispenser 100 of the present embodiment as shown in Figure 2, the receiving portion 110 and the fastening portion 160 of the At the time of engagement, the receiving unit 110 and the fastening unit 160 can be provided to the user with a feeling of fully coupled with each other.

In addition, in the assembling process of the pump dispenser 100, when the operation unit 150 is to be positioned in a predetermined direction, for example, a label having a brand name or the like printed on the blowout hole 154 of the operation unit 150 may be provided. When the position of the attached portion is to be positioned in the left direction, if the positions of the grooves 164a and the protrusions 114a are properly adjusted, the above operation can be easily performed.

FIG. 6 is a cross-sectional view illustrating a state in which the pump dispenser shown in FIG. 2 is pressed, and FIG. 7 is an enlarged cross-sectional view of main parts of the first and second opening and closing portions shown in FIG. 6, and FIG. 8 is a pump in a returning position. 9 is a cross-sectional view illustrating the dispenser, and FIG. 9 is an enlarged cross-sectional view of main parts of the first and second opening and closing portions shown in FIG. 8.

Hereinafter, an operation relationship of the pump dispenser 100 according to an embodiment of the present invention will be described with reference to FIGS. 6 to 9.

First, as shown in FIG. 6, when the user presses and presses the pressing surface 152 of the operation unit 150, the shaft 142 and the stem 144 together with the operation unit 150 are replaced with the container unit 110. In other words, it moves downward. As the shaft 142 and the stem 144 move in this way, the piston 146 also moves together. The piston 146 suppresses some movement due to the frictional force with the inner surface of the housing 120, thereby reducing the movement of the shaft 142 and the stem 144. As shown in, open the inlet hole 143 that was closed. At this time, the lower opening and closing portion 131 and of the first opening and closing portion 130 is closed by the pressure applied by the pressing operation manipulation unit 150.

Accordingly, the contents ejected from the inside of the container part 110 and stayed in the housing 120 flow into the flow path F formed in the shaft 142 through the inlet hole 143. The content introduced into is ejected to the outside through the ejection hole 154.

On the other hand, when the user releases the pressing operation on the operation unit 150 by releasing the hand from the pressing surface 152, by the elastic restoring force by the elastic unit 170, as shown in Figure 8, the operation unit 150 And shaft 142 and stem 144 are returned to their original state, that is, before the pressing operation. As the shaft 142 and the stem 144 move in this way, the piston 146 also moves together, and the piston 146 suppresses some movement due to the frictional force with the inner surface of the housing 120. As shown in the figure, the inlet hole 143 that is open is closed.

At this time, the lower opening portion 131 and the side opening and closing portions 132 and 133 of the first opening and closing portion 130 are opened by the vacuum pressure generated as the contents are ejected from the inside of the housing 120 when the second opening and closing portion 140 is opened. The inlet 121 and the second inlet 122 and 123 are opened, and the contents contained in the cylinder 112 of the container 110 are ejected into the housing 120 through the opened first opening / closing unit 130. do.

When the contents are ejected from the inside of the cylinder 112 as described above, a vacuum pressure is formed in the cylinder 112 by the amount of the contents ejected from the inside of the cylinder 112. The cylinder piston 116 is raised by the vacuum pressure to raise the cylinder. (112) to press the contents contained therein.

As the above-described process is repeated, when the contents of the cylinder 112 are gradually reduced to move the cylinder piston 116 to a position adjacent to the first inlet 121, the first inlet 121 is moved to the cylinder piston 116. May be blocked due to). In addition, when impurities exist in the contents of the cylinder 112, the impurities may block the first inlet 121 so that the first inlet 121 may not be opened.

According to the present exemplary embodiment, the contents of the cylinder 112 may not only be formed by the first inlet 121 formed in the lower portion of the housing 120 but also through the second inlets 122 and 123 formed in the side of the housing 120. ) Can flow into the interior.

Therefore, when the first inlet 121 is not blocked and open, the contents of the cylinder 112 may flow into the housing 120 through the second inlets 122 and 123, and thus the cylinder piston 116 or the contents. Even if the first inlet 121 is blocked by the impurities present, discharge of the contents through the second inlets 122 and 123 may be continued without interruption.

That is, the pump dispenser 100 of the present embodiment as described above includes a housing 120, a lower opening part 131, and a side opening part 132 and 133, in which the first inlet 121 and the second inlet 122 and 123 are formed. It is provided with a first opening and closing portion 130 to discharge the contents not only through the first inlet 121, but also through the second inlet (122,123), the first inlet by the cylinder piston 116 or impurities present in the contents Even if 121 is blocked, the contents can be continuously discharged through the second inlets 122 and 123, so that the contents can be smoothly discharged until the contents inside the cylinder 112 are completely exhausted.

10 is a cross-sectional view showing a pump dispenser according to another embodiment of the present invention, FIG. 11 is an enlarged cross-sectional view of main parts of the first and second opening and closing portions shown in FIG. 10, and FIG. 12 is a pump dispenser in a state of returning to its original position. 13 is an enlarged cross-sectional view illustrating main parts of the first and second opening and closing portions shown in FIG. 12.

For convenience of description, structures identical or similar in structure and function to the above embodiments are referred to by the same reference numerals, and detailed description thereof will be omitted.

First, referring to FIGS. 10 and 11, the pump dispenser 200 according to another embodiment of the present invention includes a housing 220 and a first opening and closing portion 230.

According to the present embodiment, the housing 220 is disposed inside the container portion 110, similarly to the housing 120 (see FIG. 6) in the above-described embodiment. This housing 220 has inlets 221 and 222.

The inlets 221 and 222 communicate the space part (not shown) formed in the housing 220 and the container part 110. These inlets 221 and 222 are formed to be open to the side of the housing 220. In the present embodiment, the inlets 221 and 222 are illustrated as being formed in two portions of the housing 220 side, but the present invention is not limited thereto. The inlets 221 and 222 of the present invention may be formed in one portion of the housing 220 side, or may be formed in three or more portions, and various modifications are possible.

The first opening and closing part 230 opens and closes the inlets 221 and 222. The first opening and closing part 230 is opened by a vacuum pressure formed in the housing 220 by the second opening and closing part 140, and includes a main body part 231 and side opening and closing parts 232 and 233.

The body portion 231 is coupled to the housing 220. According to the present embodiment, a pair of fitting protrusions 225 and 226 are provided inside the housing 220. The pair of fitting protrusions 225 and 226 are disposed to be spaced up and down, and each of the fitting protrusions 225 and 226 is formed to protrude toward the inside of the housing 220 from the inner wall of the housing 220. The body portion 231 is fitted between the pair of fitting protrusions 225 and 226 and coupled to the housing 220.

Through holes (not shown) are formed in the body portion 231 as described above. The through hole forms a passage through which the fluid introduced into the space portion of the housing 230 moves toward the inlet hole 143.

The side openings 232 and 233 open and close the inlets 221 and 222 formed at the side of the housing 220. The side openings 232 and 233 are formed to extend upward from the main body 231 along the inner wall of the housing 220, and close to the sides of the housing 220 to close the inlets 221 and 222. 12 and 13, the side openings 232 and 233 are deformed in the inward direction of the housing 220 by the vacuum pressure formed in the housing 220 to open the inlets 221 and 222.

As described above, the first opening / closing part 230 is manufactured by injection molding a material such as polyethylene, thereby facilitating manufacturing and reducing manufacturing cost, and thus reducing the manufacturing cost. The housing 220 is inserted into the fitting protrusions 225 and 226 in one operation. It can be mounted on, making it easy to mount.

Although the present invention has been described with reference to the embodiments shown in the drawings, this is merely exemplary, and those skilled in the art to which the art belongs can make various modifications and other equivalent embodiments therefrom. I will understand. In addition, the pump dispenser has been described as an example, but this is merely exemplary, and the present invention may be applied to other devices. Therefore, the true technical protection scope of the present invention will be defined by the claims below.

1 is a cross-sectional view showing a conventional dispenser.

2 is a cross-sectional view showing a pump dispenser according to an embodiment of the present invention.

3 is an enlarged view illustrating the valve illustrated in FIG. 2.

Figure 4 is an exploded perspective view showing the outer case and the second coupling portion shown in FIG.

5 is a view showing a coupling state of the outer case and the second coupling portion shown in FIG.

FIG. 6 is a cross-sectional view illustrating a state in which the pump dispenser illustrated in FIG. 2 is pressed.

FIG. 7 is an enlarged cross-sectional view illustrating main parts of the first and second opening and closing parts illustrated in FIG. 6.

8 is a cross-sectional view showing the pump dispenser in a state of returning to the original position.

FIG. 9 is an enlarged cross-sectional view illustrating main parts of the first and second opening and closing parts illustrated in FIG. 8.

10 is a cross-sectional view showing a pump dispenser according to another embodiment of the present invention.

FIG. 11 is an enlarged cross-sectional view illustrating main parts of the first and second opening and closing parts shown in FIG. 10.

12 is a cross-sectional view showing the pump dispenser in a state of returning to the original position.

FIG. 13 is an enlarged cross-sectional view illustrating main parts of the first and second opening and closing portions shown in FIG. 12.

Explanation of symbols on the main parts of the drawings

100,200: pump dispenser 110: container

112: cylinder 114: outer case

116: cylinder piston 118: stopper

120,220 housing 121: first inlet

122,123: second inlet 125: seating groove

126: fitting protrusion 130,230: first opening and closing

131: lower opening 132,133,232,233: side opening

140: second opening and closing part 142: shaft

144: stem 146: piston

150: operation unit 160: fastening unit

162: first coupling portion 164: second coupling portion

170: elastic portion 221,222: inlet

231: main body

Claims (10)

Container portion for receiving the contents; A housing having a space portion in which the contents ejected from the container portion stay, and having a first inlet port and a second inlet port arranged in different directions to communicate the space portion with the container portion; A first opening and closing portion that opens and closes the first inlet and the second inlet; A second opening and closing portion for opening and closing the housing; And And a manipulating portion for opening the second opening and closing portion when the pressing operation is performed, and opening the first opening and closing portion when returning to the original state. The method of claim 1, The first inlet is formed to be opened in the lower portion of the housing, And the second inlet is formed to be open at the side of the housing. The method of claim 2, wherein the first opening and closing portion, A lower opening and closing part for opening and closing the first inlet; And And a side opening and closing portion for opening and closing the second inlet. The method of claim 2, A pump dispenser, characterized in that the periphery of the first inlet is formed with a seating groove in which the first opening and closing part is seated. 5. The method of claim 4, The housing has a pump dispenser, characterized in that having a fitting protrusion for suppressing the separation of the first opening and closing portion seated in the seating groove. The method of claim 1, The valve is a pump dispenser, characterized in that the injection molding of polyethylene or rubber. The method of claim 1, wherein the second opening and closing portion, A shaft in which a flow passage communicating an outside and an inside of the housing is formed therein; A stem provided at one side of the shaft to form an inlet hole communicating the inside of the housing and the flow path; And And a piston provided inside the housing to selectively open and close the inlet hole. The method of claim 1, And an elastic portion provided between the operating portion and the fastening portion to provide an elastic restoring force for returning the pressed operation portion to the original state. Container portion for receiving the contents; A housing having a space portion in which the contents ejected from the container portion stay, the inlet opening communicating with the space portion and the container portion being opened at a side thereof; A first opening and closing part for opening and closing the inlet; A second opening and closing portion for opening and closing the housing; And And a manipulating portion for opening the second opening and closing portion when the pressing operation is performed, and opening the first opening and closing portion when returning to the original state. The method of claim 9, wherein the first opening and closing portion, A body part coupled to the housing; And And a side opening and closing portion extending from the body portion along an inner wall of the housing.

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