KR20130126265A - Discharging pump device of shampoo container - Google Patents

Abstract

The present invention relates to a discharging pump of a shampoo container. The discharging pump of the shampoo container particularly prevents a piston from being worn away, accurately discharges fixed amount of a shampoo from the shampoo container to the outside by maintaining the compressive force of the piston, and prevents the shampoo from flowing backwards.

Description

Discharging pump device of shampoo container

The present invention relates to a pump device of the shampoo container, and more particularly, to a pump device of the shampoo container which can accurately discharge a certain amount of the shampoo liquid contained in the shampoo container to the outside and prevent the backflow of the shampoo liquid.

The container containing the daily necessities of the fluid type widely used in daily life is equipped with a manual small pump is easy to use because the contents are discharged out by a certain amount by simply pressing the pump. Such a pump device is called a 'dispenser', and when the pump is pressed, the contents contained in the chamber inside the pump are discharged out through the nozzle. When the pump is pressed down, the pump is returned to its upper position by the elastic force of the spring installed between the container and the pump, and the contents in the container are sucked into the chamber in the pump.

Such a dispenser is also widely used in shampoo containers, and is used for convenient discharge of the shampoo solution contained in the shampoo container by a predetermined amount. In the past, caps covered with general lids and formed with outlets for discharging shampoo solutions have been used, but inconveniences such as the need to pressurize the shampoo containers have occurred, and the convenience of discharging shampoo solutions and restraining excessive discharge of shampoo solutions are suppressed. Due to the structural advantages of preventing waste of the solution is the situation that is used in most of the sampu container.

There is a conventional dispenser (for registration room 20-0428943) manufactured for the above purpose. Referring to FIG. 1, a housing 20 in which a liquid is accommodated therein and a housing 22 fixed to a side of an opening of the container 20 and formed downward are provided with a negative pressure hole and a user in the housing 22. Hollow shaft 23 that moves up and down by pressing down, a piston 24 connected to a lower portion of the shaft 23 to pressurize or depress the inside of the housing 22, and the shaft 23. A nozzle head 31 fixed to an upper portion of the shaft 23 while being in communication with the upper surface of the housing 22, and a chaplet 26 positioned between the housing 22 and the shaft 23. And a discharge hole for securing the inflow and outflow of air is formed between the spring 25 and the shaft 23 and the chalets 26, the upper end of which is located inside the housing 22 and in contact with the lower end of the piston 24. Is produced.

Such a conventional dispenser has a return spring built into the housing 22, and thus always comes into contact with the liquid inside the container, so that the liquid may be deteriorated due to corrosion of the return spring. When the conventional dispenser is used for a long time, the piston 24 wears out, and the amount of liquid discharged gradually decreases, and the liquid leaks out of the housing 22. In addition, the nozzle head 31 is pressed during transportation, the liquid inside the container 20 is discharged to the outside, there is a disadvantage that can not sell the product.

Registration Room 20-0428943 {Dispensers} Date of Registration October 10, 2006

The present invention is to solve the above problems, the liquid inside the shampoo container has an air chamber with a piston having a double sealing structure so that the liquid does not leak to the outside and is installed on the outside so that the return spring does not come into contact with the liquid It is to provide a pump device of the shampoo container is provided with a pressing pin on the head so that the nozzle head is not pressed during transportation or movement.

The pump device of the shampoo container according to the present invention includes a liquid container (100) in which a liquid is accommodated therein and an opening is formed at an upper side thereof; The cap is fastened to the opening of the liquid container 100, the inside of the guide ribs 210 is formed to extend in the upward direction and the spring seating jaw 220 is formed on the lower end of the guide ribs 210 ( A spring 300 inserted into the guide rib 210 and seated on the spring seating jaw 220; A nozzle 410 communicating with the liquid container 100 is formed on an outer circumferential surface thereof, and a lower end thereof is seated on the top of the spring 300 to be elastically supported, and moves downward while compressing the spring 300 due to external pressure. A nozzle head 400 inserted into the guide rib 210 to be restored upward by the spring force of the spring 300; The ball is attached to the lower end of the cap 200 to be located inside the liquid container 100, the first suction port 501 is formed at the lower end and the ball having a second suction port 511 on the upper side of the first suction port 501. A valve support 510 is formed and positioned between the first suction port 501 and the second suction port 511 to regulate the inflow of the liquid inside the liquid container 100 through the first suction port 501. An air chamber 500 including a ball valve 520 and one end of which has a suction pipe 530 fastened to the first suction port 501; It is fastened to the nozzle head 400 so as to be located inside the air chamber 500, the inside is hollow, and a piston guide groove 610 is formed on the outer circumferential surface, and communicates with the air chamber 500 to the air chamber 500 A shaft 600 having an inlet hole 620 penetrated through an inner circumferential surface of the piston guide groove 610 such that liquid is discharged to the outside through the nozzle 410; The ball valve is fastened to the piston guide groove 610 of the shaft 600 to adjust the opening and closing of the inlet hole 620, the outer circumferential surface is in close contact with the inner wall surface of the air chamber 500 to move up and down Piston 700 for controlling the opening and closing of the (520); And a pressing preventing pin 800 formed around the outer circumferential surface of the guide rib 210 to be detachable and in close contact with the lower end of the nozzle head 400.

In the present invention, the liquid container 100 is formed with an inclined portion 110 inclined from the inner side wall to the lower end, and protrudes upward from the inner bottom surface so that the other end of the suction pipe 530 is fitted and circumferentially It characterized in that it comprises an insertion tube 120 is formed with a through hole 121 on the surface.

In the present invention, the guide ribs 210 are recessed grooves 211 formed in the left and right sides, respectively, and the pressing preventing pins 800 to prevent the rotation and separation of the respective pressing prevention pins 800 The fixing protrusions 810 are inserted to correspond to the seating groove 211 is characterized in that each is formed.

In the present invention, when the pressing preventing pin 800 is fastened to the guide rib 210, each of the fixing projections 810 of the pressing preventing pin 800 to prevent the nozzle head 400 is rotated The lower protrusion 420 inserted therebetween is formed to protrude downward at the lower end of the nozzle head 400.

The present invention forms an inclined surface on the outer surface of the piston so that the upper circumferential surface and the lower circumferential surface of the piston are formed in double contact with the inner wall surface of the air chamber, respectively, to prevent wear of the piston and maintain the compressive force of the piston when using the present invention for a long time. There is an advantage that can supply a fixed amount of liquid inside the liquid container.

The present invention is provided with a separate pressing pin that can be attached to and detached from the cap fastened to the liquid container to prevent the nozzle head pressed when attached to block the unexpected discharge of the liquid and to allow the user to use the pump device when detached There is an advantage.

The present invention has the advantage of forming an inclined portion on the bottom surface of the liquid container to discharge the remaining liquid inside the liquid container to the outside without leaving any environmental pollution and further reduce the economic loss.

1 is a perspective view showing a conventional dispenser.
Figure 2 is a perspective view showing a shampoo container of the present invention.
Figure 3 is an internal exploded perspective view of the sampu container of the present invention.
Figure 4 is a cross-sectional view of the pump device of the shampoo container of the present invention.
5 is a partial cross-sectional perspective view of the air chamber of the present invention.
6 is a sectional view showing a case where the nozzle head of the present invention is pressed.
7 is a cross-sectional view showing a case where the pressure is released to the nozzle head of the present invention.
8 is a sectional view taken along line AA ′ of the present invention.
9 is a cross-sectional view showing the bottom surface of the liquid container of the present invention.

Hereinafter, one embodiment of the present invention will be described in detail with reference to the drawings.

Figure 2 is a perspective view showing a shampoo container of the present invention, Figure 3 is an internal exploded perspective view of the sampu container of the present invention, Figure 4 is a cross-sectional view of the pump device of the shampoo container of the present invention, Figure 5 is an air chamber of the present invention 6 is a cross-sectional view showing a case in which the nozzle head of the present invention is pressurized, FIG. 7 is a cross-sectional view showing a case where the pressure is released from the nozzle head of the present invention, and FIG. 8 is a AA 'of the present invention. 9 is a cross-sectional view showing the bottom surface of the liquid container of the present invention.

2, the pump device of the present invention has a liquid container (100). The liquid container 100 has a receiving space in which a liquid can be accommodated. The liquid container 100 has an opening formed at an upper side thereof so that the upper portion thereof is opened. The liquid container 100 may be formed of a synthetic resin material.

3 and 4, the cap 200 is fastened to the opening of the liquid container 100. Guide ribs 210 are formed at the upper end of the cap 200. The guide ribs 210 extend upward and downward from the upper end of the cap 200. The guide rib 210 is formed in a tubular shape hollow inside. A spring seating jaw 220 is protruded from the lower end of the guide rib 210. The spring seating jaw 220 is protruded inward from the inner peripheral surface of the lower end of the guide rib 210.

3 and 4, a spring 300 is inserted into the guide rib 210 of the cap 200. The spring 300 is located inside the guide rib 210. That is, the lower end of the spring 300 is seated on the spring seating jaw 220 formed in the guide rib 210, and the spring seating jaw 220 supports the spring 300.

Referring to FIG. 3, a nozzle head 400 inserted into the guide rib 210 is formed. The guide groove 411 is formed in the nozzle head 400 so that the guide rib 210 is inserted. The nozzle head 400 has a communication tube 412 formed therein to communicate with the liquid container 100, and a nozzle 410 connected to the communication tube 412 protrudes from the outer circumferential surface of the nozzle head 400. The nozzle head 400 has a lower end thereof seated on an upper end of the spring 300 and is elastically supported by the spring 300. When the upper portion of the nozzle head 400 is pressed, the nozzle head 400 is guided to the guide rib 210 while compressing the spring 300 to move downward, and when the upper portion of the nozzle head 400 is released, the spring ( It moves upward by the elastic force of 300). That is, the nozzle head 400 is guided to the guide rib 210 and is movable up and down by the elastic force of the spring 300.

Referring to FIG. 3, an air chamber 500 having an upper end attached to a lower end of a cap 200 is formed. The air chamber 500 is located inside the liquid container 100. The air chamber 500 has an accommodating space in which liquid can be accommodated and extends in the vertical direction. The first suction port 501 is formed at the lower end of the air chamber 500. The first suction port 501 is fitted with a suction tube 530 having a hollow cylindrical shape. On the inner circumferential surface of the air chamber 500 is formed a ball valve shaft 510 which protrudes in the inward direction of the air chamber 500 and has a second suction port 511 formed therethrough. The ball valve support 510 is spaced apart from the first inlet 501 in the upward direction. That is, a predetermined space is formed between the first suction port 501 and the ball valve support 510. A ball valve 520 is provided between the first suction port 501 and the ball valve support 510. The diameter of the ball valve 520 is formed to be larger than the diameter of the first suction port 501 and the second suction port 511. The ball valve 520 is formed as a means for opening and closing the first suction port 501 while moving between the first suction port 501 and the second suction port 511. In addition, the lower end of the air chamber 500 is formed in an inclined shape so that the narrower toward the lower side. This is to facilitate the closing of the first inlet 501 by moving the ball valve 520 along the inclined surface.

Referring to FIG. 5, the second suction port 511 of the ball valve support 510 passes through the ball valve seat 511-2 where the ball valve 520 is seated and the liquid flow port 511-1 through which liquid flows. Is formed. In the liquid container 100, the liquid moves through the suction pipe 530 to the first suction port 501, and the ball valve 520 is seated at the ball valve seat 511-2 to open the first suction port 501. Open. The liquid passes through the open first suction port 501 and passes through the liquid flow port 511-1 to be positioned in the air chamber 500.

3 and 4, the shaft 600 is formed inside the air chamber 500. The shaft 600 is formed in a tubular shape hollow inside. The upper end of the shaft 600 is fitted to the lower end of the nozzle head 400 and communicates with the communication tube 412 of the nozzle head 400. Projections may be formed on the upper end of the shaft 600 along the outer circumferential surface. Grooves corresponding to the projections may be formed on the inner wall of the communication tube 412 of the nozzle head 400 so that the projections may be fastened to the grooves. A piston guide groove 610 is formed on the lower outer circumferential surface of the shaft 600. The piston guide groove 610 is formed along the circumferential surface of the shaft 600. The inlet hole 620 is formed through the piston guide groove 610. The inlet hole 620 communicates the air chamber 500 with the shaft 600 such that the liquid present in the air chamber 500 is discharged through the shaft 600 to the nozzle 410 of the nozzle head 400. To be formed. In addition, the spring 300 is located outside the shaft 600 so that the liquid inside the liquid container 100 does not come into contact with the spring 300 to prevent contamination of the liquid.

Referring to FIG. 4, a piston 700 fastened to the piston guide groove 610 is formed. The piston 700 is installed in the piston guide groove 610 and guided to the piston guide groove 610 to be movable in the vertical direction. The outer circumferential surface of the piston 700 is formed to be in close contact with the inner wall surface of the air chamber 500. In addition, the upper and lower ends of the outer circumferential surface of the piston 700 are formed to be inclined to the center of the piston so that the upper and lower outer circumferential surfaces of the piston 700 are in close contact with the inner wall surface of the air chamber 500, respectively. When the piston 700 is located at the bottom of the piston guide groove 610, the inner circumferential surface of the piston 700 closes the inlet hole 620, and when the piston 700 is located at the top of the piston guide groove 620, the piston The 700 opens the inlet hole 620 so that the air chamber 500 and the shaft 600 communicate with each other.

Referring to FIG. 6, when the upper end of the nozzle head 400 is pressed, the spring 300 is compressed and the shaft 600 moves downward of the air chamber 500. At the same time, the piston 700 installed in the shaft 600 moves downward along the shaft 600 while being in close contact with the inner circumferential surface of the air chamber 500. At this time, the piston 700 is moved downward in the state seated on the upper end of the piston guide groove 620. When the piston 700 is located at the top of the piston guide groove 620, the inlet hole 620 is opened, so that the liquid inside the air chamber 500 is moved to the nozzle 410 through the shaft 600 and discharged to the outside. That is, when the piston 700 moves downward by pressing the upper end of the nozzle head 400, the ball valve 520 positioned at the lower end of the air chamber 500 opens the first inlet 501. The piston 700 moves downward to increase the internal pressure of the air chamber 500, so that the liquid inside the liquid container 100 passes through the inlet hole 620, in which the liquid inside the liquid container 100 communicates with the outside, and the shaft 600. It is moved to the nozzle 410 through the will be discharged to the outside.

 Referring to FIG. 7, when the upper end of the nozzle head 400 is released, the nozzle head 400 and the shaft 600 move upward by the elasticity of the spring 300. At the same time, the piston 700 is seated at the lower end of the piston guide groove 620 and closes the inlet hole 620 and moves upward. At this time, the pressure in the air chamber 500 is lowered, so that suction force is generated, and the liquid inside the liquid container 100 moves the ball valve 520 to the upper end. The moved ball valve 520 is seated on the ball valve seat 511-2 of the second inlet 511 to open the first inlet 501. The liquid passes through the open first suction port 501 and passes through the liquid flow port 511-1 to be positioned in the air chamber 500. When the pressure inside the air chamber 500 is the same as the outside and the suction force is lost, the ball valve 520 is lowered due to its own weight to close the first inlet 501.

As shown in FIGS. 6 and 7, the liquid in the liquid container 100 may be discharged to the outside in the same manner as described above.

Referring to FIG. 3, a pressing preventing pin 800 is formed on the guide rib 210. The pressing preventing pin 800 is formed in a curved shape with one side open so that the inner circumferential surface surrounds the outer circumferential surface of the guide rib 210 and is fitted to the guide rib 210. One side of the guide rib 210 is formed with a handle that can be decorated in a variety of, it is possible to attach and detach the guide rib 210 using the handle. The pressing preventing pin 800 is installed to prevent the liquid in the liquid container 100 from being discharged to the outside by the nozzle head 400 is lowered due to the unexpected external pressing. That is, the lower end of the pressing pin 800 is seated on the upper end of the cap 200 and the upper end is formed to contact the lower end of the nozzle head 400 so that the nozzle head 400 is lowered by the pressing preventing pin 800. It is stopped.

Referring to FIG. 8A, a seating groove 211 is recessed in the outer circumferential surface of the guide rib 210. The mounting groove 211 may be formed between the lower end and the upper end of the guide rib 210 along the upper direction in which the guide rib 210 is formed. A plurality of seating grooves 211 are formed at left and right sides of the guide ribs 210, respectively.

Referring to FIG. 8 (b), fixing protrusions 810 are formed at both ends of the open curve of the pressing preventing pin 800 to correspond to the seating grooves 211 of the guide ribs 210. The fixing protrusion 810 is inserted into the seating groove 211 and prevents the pressing preventing pin 800 from being rotated or separated from the guide rib 210. However, when the force applied to the pressing pin 800 is set or more, the fixing protrusion 810 is separated from the seating groove 211, the nozzle head 400 is moved in the vertical direction, the liquid inside the liquid container 100 to the outside Discharged. When the fixing protrusion 810 of the pressing preventing pin 800 is seated in the seating groove 211 and rotation is prevented, the decorative part formed on the pressing preventing pin 800 is positioned in a predetermined direction. Therefore, when the shampoo container of the present invention is displayed on a display stand or a kiosk, the decorative part is easily recognized by the buyer, thereby maximizing the advertisement effect, thereby increasing the sales. On the other hand, if the force applied to the pressing pin 800 is set or more, the fixing protrusion 810 is separated from the seating groove 211.

Referring to FIG. 3, a lower protrusion 420 is formed at a lower end of the nozzle head 400. The lower protrusion protrudes downward from the lower end of the nozzle head 400.

Referring to FIG. 8 (b), the lower protrusions 420 may be positioned between the fixing protrusions 810 of the pressing preventing pins 800 fastened to the guide ribs 210. It is formed to contact with. Therefore, when the pressing preventing pin 800 is fastened to the guide rib 210, the lower protrusion 420 formed at the lower end of the nozzle head 400 is located between each of the fixing protrusions 810 of the pressing preventing pin 800 Rotation is blocked. At this time, the direction of the decorative portion of the pressing preventing pin 800 and the direction in which the nozzle 410 of the nozzle head 400 is the same, there is an advantage that can cause the buyer aesthetics.

9, the inclined portion 110 is formed at the lower end of the liquid container 100. The inclined portion 110 has an inclined surface from the lower inner wall surface of the liquid container 100 toward the lower center of the liquid container 100. The inclined surface of the inclined portion 110 may be formed in a straight shape and may be formed in an arc shape having a constant radius.

9, the insertion tube 120 protrudes from the lower center of the liquid container 100. Insertion tube 120 is formed by opening the upper end so that the other end of the suction pipe (530). A plurality of through-holes 121 are formed in the circumferential surface of the insertion tube 120. The through hole 121 is formed at a position adjacent to the bottom of the insertion tube 120, that is, the bottom surface of the liquid container 100, and the liquid is guided to the inclined portion 110 inside the liquid container 100 to accommodate the liquid. The lower center of the container 100 is gathered. At this time, the collected liquids are introduced into the through hole 121. Therefore, there is an advantage that can be discharged to the outside without leaving the remaining liquid in the liquid container (100).

In addition, the present invention is formed so that the upper circumferential surface and the lower circumferential surface of the piston 700 is in close contact with the inner wall surface of the air chamber 500, respectively, to prevent wear of the piston 700 when using the present invention for a long time and the piston 700 It can maintain the compressive force of the liquid container 100 has the advantage of supplying a fixed amount of liquid to the outside.

100: liquid container 110: inclined portion
120: insertion tube 121: through hole
200: cap 210: guide rib
211: seating groove 220: spring seating jaw
300: spring 400: nozzle head
410: nozzle 420: fixing protrusion
500: air chamber 501: first inlet
510: ball valve support 511: second inlet
520: ball valve 530: suction pipe
600: shaft 610: piston guide groove
620: inlet hole 700: piston
800: push pin 810: fixing protrusion

Claims (4)

A liquid container 100 in which a liquid is accommodated therein and an opening is formed in an upper side thereof;
The cap is fastened to the opening of the liquid container 100, the inside of the guide ribs 210 is formed to extend in the upward direction and the spring seating jaw 220 is formed on the lower end of the guide ribs 210 ( 200);
A spring 300 inserted into the guide rib 210 and seated on the spring seating jaw 220;
A nozzle 410 communicating with the liquid container 100 is formed on an outer circumferential surface thereof, and a lower end thereof is seated on the top of the spring 300 to be elastically supported, and moves downward while compressing the spring 300 due to external pressure. A nozzle head 400 inserted into the guide rib 210 to be restored upward by the spring force of the spring 300;
The ball is attached to the lower end of the cap 200 to be located inside the liquid container 100, the first suction port 501 is formed at the lower end and the ball having a second suction port 511 on the upper side of the first suction port 501. A valve support 510 is formed and positioned between the first suction port 501 and the second suction port 511 to regulate the inflow of the liquid inside the liquid container 100 through the first suction port 501. An air chamber 500 including a ball valve 520 and one end of which has a suction pipe 530 fastened to the first suction port 501;
It is fastened to the nozzle head 400 so as to be located inside the air chamber 500, the inside is hollow, and a piston guide groove 610 is formed on the outer circumferential surface, and communicates with the air chamber 500 to the air chamber 500 A shaft 600 having an inlet hole 620 penetrated through an inner circumferential surface of the piston guide groove 610 such that liquid is discharged to the outside through the nozzle 410;
The ball valve is fastened to the piston guide groove 610 of the shaft 600 to adjust the opening and closing of the inlet hole 620, the outer circumferential surface is in close contact with the inner wall surface of the air chamber 500 to move up and down Piston 700 for controlling the opening and closing of the (520);
A pressing preventing pin 800 formed surrounding the outer circumferential surface of the guide rib 210 to be detachable and in close contact with the bottom of the nozzle head 400;
Pump device of the shampoo container comprising a. The method of claim 1,
The liquid container 100 is formed with an inclined portion 110 inclined from the inner side wall to the lower end, protrudes upward from the inner bottom surface so that the other end of the suction pipe 530 is fitted, and a through hole in the circumferential surface thereof. A liquid container 100 including an insertion tube 120 having a 121 formed therein; The method of claim 1,
The guide ribs 210 have recesses 211 formed on left and right sides thereof, and the pressing pins 800 have respective mounting recesses 211 to prevent rotation and detachment of the pressing pins 800. Pump device of the shampoo container, characterized in that the fixing projections 810 are inserted to correspond to each other are formed. The method of claim 1,
When the pressing preventing pin 800 is fastened to the guide rib 210, the lower portion that is fitted between each of the fixing projections 810 of the pressing preventing pin 800 to prevent the nozzle head 400 is rotated Protrusion (420) is a pump device of the shampoo container, characterized in that protruding downwardly formed at the lower end of the nozzle head (400).

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