KR102123187B1 - Pump vessel - Google Patents

Abstract

The present invention relates to a pump vessel. A cylindrical spring (260) is made of a plastic material and comprises: an upper ring plate (261) having a hole formed in the center thereof; a first twisted part (262) which is a member formed on a lower surface of one side of the upper ring plate (261) to descend while rotating in a clockwise direction, and has a flat cross-sectional shape having wide upper and lower contact areas; a second twisted part (263) which is a member that is provided on a lower surface of the other side of the upper ring plate (261), which is at a position symmetrical to the lower surface of the one side thereof, descends while rotating in the same direction as the first twisted part (262), and has a flat cross-sectional shape having wide upper and lower contact areas; a first connecting support (264) which is a member for connecting a lower surface of the first twisted part (262) and an upper surface of the second twisted part (263) and has a spiral shape inclined in the direction of restoring force thereof; a second connecting support (265) which is a member formed at a position facing the first connecting support (264) to connect a lower surface of the second twisted part (263) and an upper surface of the first twisted part (262) and has a spiral shape inclined in the direction of restoring force thereof; a lower ring plate (266) which is a ring-shaped member for connecting lower ends of the first and second twisted parts (262, 263); and a lower circular ring (268) connected to a lower surface of the lower ring plate (266) by a plurality of tension posts (267). Therefore, the pump vessel can easily suck the contents.

Description

Pump vessel

The present invention relates to a pump container, and more specifically, while the contents of the cylinder are reduced by the pressing operation of the discharge nozzle, the contents are discharged to the outside, that is, an eco-friendly plastic spring in the cylinder housing is a lower ring plate. The twisted first and second twisted portions are formed on the upper surface of the, and the first and second twisted portions are formed by connecting a plurality of first and second connecting rods, so that the contents are easily sucked and pumping power is good. It is related to an eco-friendly pump container by not using an iron spring.

A container with a fluid-type household goods widely used in daily life is equipped with a hand-held small pump, so it can be easily used because the contents are discharged out by a certain amount simply by pressing the pump. This pumping device is called a'dispenser', and when the pump is pressed, the contents contained in the chamber inside the pump are discharged through the nozzle. When the force depressing the pump is removed, the contents of the container are sucked into the chamber in the pump while the pump returns to its original shape upward by the elastic force of the spring installed between the container and the pump.

Dispensers such as these are widely used in shampoo containers, and are used to easily discharge and use a certain amount of shampoo solution contained in the shampoo container. In the past, a cap covered with a general lid and having a discharge port through which a shampoo solution is discharged has been used. However, inconvenience such as the need to press the shampoo container has occurred. Due to the structural advantage of preventing the wasting of the solution, it is currently installed and used in most sampu containers.

There is a conventional dispenser 100 (registered room 20-0428943) manufactured for the above purpose. Referring to FIG. 14, a container 20 containing a liquid therein and fixed to an opening side of the container 20 are formed downward, and a housing 22 having a negative pressure hole and a user within the housing 22 Hollow shaft 23, which moves up and down by pressing, a piston 24 connected to the lower portion of the shaft 23 to pressurize or depress the interior of the housing 22, the shaft 23 While communicating with the nozzle head 31 fixed to the upper portion of the shaft 23 and fixed to the upper end of the housing 22 includes a chalet (26) located between the housing 22 and the shaft 23 And, located inside the housing 22, the spring 25, the upper end of which is in contact with the lower end of the piston 24, the shaft 23 and the chalet 26, so that the discharge hole to ensure the outflow of air to be formed It is produced.

Since the conventional dispenser must pull up the contents at the end of the tube 30, that is, the bottom, when pumping, the pumping force is not only low, but the probability of pumping failure is high, especially when the viscosity of the contents is high, the contents are not pumped. There is a problem that the output of the soil is deteriorated, and it is difficult to press the button, and the spring 25 of iron is built in the housing 22, so it is always in contact with the liquid inside the container, so the liquid due to corrosion of the spring 25 There is a risk of deterioration, there is a problem that the manufacturing cost is high due to the excessive number of components constituting the dispenser, and the spring and the plastic of the steel are assembled together, and thus there is a problem that the dispenser cannot be recycled when discarded.

The present invention was invented in order to meet the demands of the prior art described above, the volume of the cylinder is reduced by the pressing operation of the discharge nozzle, the contents are discharged to the outside bar, that is, an eco-friendly plastic spring in the cylinder housing The twisted first and second twisted portions are formed on the upper surface of the lower ring plate, and the first and second twisted portions are formed by connecting a plurality of first and second connecting rods, so that the contents are easily sucked and pumped. The purpose is to provide a pump container that is environmentally friendly and does not use steel springs.

The pump container according to the first embodiment of the present invention includes a container in which a liquid is accommodated; A pump body inserted and seated through the inner periphery of the upper opening of the container; A cylindrical member having an upper and lower portion open, a lower inner periphery having a threaded portion screwed to the upper opening of the container, and a shoulder member in which an upper end of the pump body is inserted in a reduced upper portion than the lower portion; In the pump container consisting of a discharge nozzle that is inserted into the upper end of the pump body to operate the pump body by the pressing operation to discharge the contents in the container to the outside, wherein the pump body, the upper outer flange below the shoulder member A cylindrical cylinder housing in which a hose is coupled to the lower cylindrical tube; The upper cylindrical portion coupled to the lower inner circumference of the discharge nozzle, the expanding portion extending to the lower end of the upper cylindrical portion, and the contact plate formed on the outer circumference of the expanding portion and in close contact with the upper inner circumference of the cylinder housing, A piston housing made of a columnar projection protruding downward in the middle of the expansion portion; A piston coupling member having a valve plate formed on an upper inner periphery as a cylindrical member coupled within an upper cylindrical portion of the piston housing; As a cylindrical member coupled to the lower inner circumference of the piston coupling member, an upper portion is opened and a lower portion is formed with a closing portion closing it, and a protruding protrusion formed outside the closing portion is formed, and an upper side of the closing portion is formed. A piston in which a plurality of inlet holes are drilled in the outer periphery; A cylindrical member inserted into the outer periphery of the piston, the outer periphery being in close contact with the inner wall of the cylinder housing while opening and closing a plurality of inflow holes of the piston while opening and closing; A check valve for a pump inserted into a lower inner periphery of the inner wall of the cylinder housing; A cylindrical spring inserted into a space between an inner wall of the cylinder housing and an intermediate wall erected at an outer circumference of the inner wall; As a ring-shaped member that is inserted into the upper inner periphery of the inner wall of the cylinder housing, when the piston rises, a lift control member that controls the lift of the opening and closing packing member so that the opening and closing packing member is positioned to close the inlet hole of the piston. Wow; It characterized in that it consists of a member that wraps the circumferential projection of the piston housing from the bottom.

Here, the cylindrical spring is made of a plastic material, the upper ring plate is formed with a hole in the center; A first twisting part having a flat cross-sectional shape with a wide vertical contact area as a member descending while rotating clockwise from one lower surface of the upper ring plate; A second twisting portion having a flat cross-sectional shape with a wide vertical contact area as a member descending while rotating in the same direction as the first twisting portion on the other side, which is a position symmetrical with respect to one side of the upper ring plate; A member connecting the lower surface of the first twisted portion and the upper surface of the second twisted portion; A second connecting rod formed in a position opposite to the first connecting rod and connecting a lower surface of the second twist portion and an upper surface of the first twist portion, and a spiral second connecting rod inclined in a direction of restoring force; and the lower ends of the first and second twist portions. It is characterized by consisting of a lower ring plate that is a ring-shaped member to connect.

According to the pump container of the present invention, while the volume of the cylinder is reduced by the pressing operation of the discharge nozzle, the contents are discharged to the outside, that is, an eco-friendly plastic spring in the cylinder housing is twisted on the upper surface of the lower ring plate. First and second twisted portions are formed, and the first and second twisted portions are formed by connecting a plurality of first and second connecting rods, so that the contents can be easily sucked, pumping force is good, and spring of steel is made. It does not use and has the effect of being eco-friendly.

1 is a cross-sectional view showing a container pump according to a first embodiment of the present invention,
2 is a cross-sectional view showing when the pump container according to the first embodiment of the present invention operates,
Figure 3 is a cross-sectional view showing a pump container according to a second embodiment of the present invention,
4 is a cross-sectional view showing when the pump container according to the second embodiment of the present invention operates,
5 is a cross-sectional view showing a pump container according to a third embodiment of the present invention,
6 is a cross-sectional view showing when the pump container according to the third embodiment of the present invention is operated,
7 is a cross-sectional view showing a pump container according to a fourth embodiment of the present invention,
8 is a cross-sectional view showing when the pump container according to the fourth embodiment of the present invention is operated,
9 is a perspective view showing a cylindrical spring applied to the first to fourth embodiments of the present invention,
10 is a front view showing the cylindrical spring of FIG. 9,
11 is a perspective view showing a check valve for a pump applied to the first, third, and fourth embodiments of the present invention,
12 is a cross-sectional view showing a check valve for a pump applied to the first, third, and fourth embodiments of the present invention,
13 is a bottom view showing a check valve for a pump applied to the first, third, and fourth embodiments of the present invention,
14 is a sectional view showing a conventional pump container.

Hereinafter, with reference to the accompanying drawings, preferred embodiments of the present invention will be described so that those skilled in the art can easily carry out. It should be noted that, in the accompanying drawings, the same reference number is used when the same number is indicated in the other drawings. In addition, in the description of the present invention, when it is determined that detailed descriptions of related well-known functions or known configurations may unnecessarily obscure the subject matter of the present invention, detailed descriptions thereof will be omitted. In addition, certain features shown in the drawings are enlarged or reduced or simplified for ease of description, and the drawings and their components are not necessarily drawn to scale. However, those skilled in the art will readily understand these details.

Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings. In addition, in the description of the present invention, when it is determined that detailed descriptions of related known configurations or functions may obscure the subject matter of the present invention, detailed descriptions thereof will be omitted.

[First Embodiment]

1 is a cross-sectional view showing a container pump according to the first embodiment of the present invention, and FIG. 2 is a cross-sectional view showing when the pump container according to the first embodiment of the present invention operates.

1 and 2, the pump container according to the first embodiment of the present invention includes a container 10 in which liquid is accommodated; The pump body 200 is inserted and seated through the inner periphery of the upper opening 11 of the container 10 and a cylindrical member having an upper and lower opening, and the lower inner periphery has an upper opening of the container 10 The screw member is formed on the screw (11) is formed, the upper portion 42 is reduced than the lower 41, the shoulder member 40 is inserted into the upper end of the pump body 200; It is inserted into the upper end of the pump body (200) to operate the pump body (200) by a pressing operation, and consists of a discharge nozzle (50) for discharging the contents in the container (10) to the outside.

The pump body 200, the upper outer flange 211 is coupled to the lower portion 42 of the shoulder member 40, a cylindrical cylinder 210 to which the hose 60 is coupled to the lower cylindrical tube 212 )Wow; The upper cylindrical portion 221 coupled to the lower inner periphery of the discharge nozzle 50, the expanded portion 222 expanded to the lower end of the upper cylindrical portion 221, and the outer peripheral edge of the expanded portion 222 A piston housing 220 formed of a contact plate 223 that is formed to be in close contact with the upper inner periphery 213 of the cylinder 210, and a columnar projection 224 protruding downward in the middle of the expansion portion 222. and; A piston coupling member 230 having a valve plate 231 formed on an upper inner periphery as a cylindrical member coupled within the upper cylindrical portion 221 of the piston housing 220; As a cylindrical member coupled to the lower inner circumference of the piston coupling member 230, an upper portion is opened and a lower portion 241 is formed to close it, protruding outward from the closed portion 241 A piston 240 in which a protruding jaw 242 is formed, and a plurality of inflow holes 243 are perforated in an upper outer periphery of the closing portion 241; As a cylindrical member that is inserted into the outer periphery of the piston 240, the outer periphery is in close contact with the inner wall 214 of the cylinder 210 and moves up and down while the plurality of inflow holes 243 of the piston 240 An opening and closing packing member 250 for opening and closing; A pump check valve 30 inserted into a lower inner periphery of the inner wall 214 of the cylinder 210; A cylindrical spring 260 inserted into a space between the inner wall 214 of the cylinder 210 and the intermediate wall 215, which is erected at an outer circumference of the inner wall 214; As a ring-shaped member inserted into the upper inner circumference of the inner wall 214 of the cylinder 210, when the piston 240 rises, the opening/closing packing member 250 opens the inflow hole 243 of the piston 240. An elevation control member 270 for controlling the elevation of the opening/closing packing member 250 to be located in the closed position; It consists of a member 280 surrounding the circumferential protrusion 224 of the piston housing 220 from the bottom.

The wrapping member 280 is protruded obliquely on its inner periphery to be in close contact with the inner periphery of the piston coupling member 230 to form an airtight protrusion 281 that seals air out of the outer periphery into the cylinder 210. have.

The cylindrical spring 260 is made of a plastic material, as shown in FIGS. 9 and 10, and an upper ring plate 261 having a hole in the center; A first twisting part 262 having a flat cross-sectional shape with a wide vertical contact area as a member descending while rotating clockwise from one lower surface of the upper ring plate 261; A second twisting section having a flat cross-sectional shape with a wide vertical contact area as a member that descends while rotating in the same direction as the first twisting section 262 from the other lower surface which is a position symmetrical to one lower surface of the upper ring plate 261 (263) and; As a member connecting the lower surface of the first twisted portion 262 and the upper surface of the second twisted portion 263, a spiral first connecting rod 264 inclined in a direction of restoring force; As a member formed at a position opposite to the first connecting rod 264 and connecting the lower surface of the second twisting portion 263 and the upper surface of the first twisting portion 262, the spiral second connecting rod inclined in the direction of resilience ( 265); It consists of a lower ring plate 266 which is a ring-shaped member connecting the lower ends of the first and second twist portions 262 and 263.

11 to 13, the check valve 30 is a valve body 31 that is a cylindrical member with an upper and lower opening inserted into the lower inner periphery of the inner wall 214 of the cylinder 210. ) And a check valve 33 of a cylindrical shape which is connected to the upper surface of the valve body 31 by being connected via a connecting band 32 connected to the side surface of the valve body 31.

The cylindrical check valve 33 includes a cylindrical portion 33a with an upper and lower portion opened, and a disc opening/closing portion formed in the center of the cylindrical portion 33a to open and close the upper hole 31a of the valve body 31 ( 33b), and an outer circumference of the disc opening and closing portion 33b and an inner circumference of the cylindrical portion 33a.

Reference numeral 51 is a discharge port of the discharge nozzle 50.

Next, the operation of the pump container according to the first embodiment of the present invention as described above will be described.

First, in order to use the pump container, when the discharge nozzle 50 is pushed downward, the piston housing 220 connected to the lower portion of the discharge nozzle 50 and the piston coupling member 230 descend, and the piston connected to the lower portion ( 240) will descend.

At the same time, the opening and closing packing member 250 coupled to the outer periphery of the piston 240 is pushed to the lower end of the piston engaging member 230 and descends along the inner periphery of the inner wall 214 of the cylinder 210. That is, the opening/closing packing member 250 is spaced a predetermined distance from the bottom surface of the piston coupling member 230, so that the piston 240 first descends and then the piston coupling member 230 opens/closes the packing member 250. Since it is pushed downward, the opening and closing packing member 250 is lowered later than the piston 240.

As described above, since the piston 240 descends before the opening and closing packing member 250, the opening and closing packing member 250 that is in close contact with the upper portion of the protrusion 242 of the piston 240 is spaced apart from the opening hole 243 ) Is opened.

As the piston 240 and the opening/closing packing member 250 descend, the volume within the inner wall 214 decreases. As the volume is reduced, the check valve 30 inserted into the lower inner periphery of the inner wall 214 is opened to allow the contents to flow into the inner wall 214 (FIG. 2).

The contents introduced into the inner wall 214 are introduced into the piston 240 through both sides of the protrusion 242 of the piston 240 and the inflow hole 243, and discharge nozzle through the piston connecting member 230 It is discharged through the discharge port 51 of 50.

When the pressing operation of the discharge nozzle 50 is stopped, the first and second twist portions of the cylindrical spring 260 inserted in the space between the inner wall 214 and the middle wall 215 of the cylinder 210 As the (262, 263) expands, the piston housing 220 rises.

The cylinder 210, the piston 240, the cylindrical spring 260, and the like are made of plastic material and are environmentally friendly.

In addition, the cylindrical spring 260 has first and second twisted portions 262 and 263 twisted on the lower surface of the upper ring plate 261, and the first and second twisted portions 262 and 263 It is configured by connecting to a plurality of first and second connecting rods (264, 265), it has good compression and expansion force, so it is easy to inhale the contents and can use the contents without leaving.

[Second Embodiment]

3 is a cross-sectional view showing a pump container according to a second embodiment of the present invention, and FIG. 4 is a cross-sectional view showing when the pump container according to the second embodiment of the present invention operates, and is provided with a cylindrical spring 260. 9 and 10 for a description.

3 and 4, the pump container according to the second embodiment of the present invention includes a container 10 in which liquid is accommodated; The pump body 300 is inserted and seated through the inner periphery of the upper opening 11 of the container 10 and a cylindrical member having an upper and lower opening, the lower inner periphery of the upper opening of the container 10 (11) is formed with a threaded portion that is screwed to the lower portion (41) of the upper portion (42) and the shoulder member (40) to which the upper end of the pump body (300) is inserted; It is inserted into the upper end of the pump body (300) to operate the pump body (300) by a pressing operation, and consists of a discharge nozzle (50) for discharging the contents in the container (10) to the outside.

The pump body 300, a cylindrical cylinder housing to which the upper outer flange 311 is coupled to the lower portion 42 of the shoulder member 40, and the hose 60 is coupled to the lower cylindrical pipe 312 ( 310); The upper cylindrical portion 321 coupled to the lower inner periphery of the discharge nozzle 50, the expanded portion 322 expanded to the lower end of the upper cylindrical portion 321, and the outer peripheral edge of the expanded portion 322 A piston housing 320 formed of a contact plate 323 that is formed to be in close contact with the upper inner periphery 313 of the cylinder housing 310 and a columnar projection 324 protruding downward in the middle of the expansion portion 322 )and; A piston coupling member 330 having a valve plate 331 formed on an upper inner periphery as a cylindrical member coupled within the upper cylindrical portion 321 of the piston housing 320; As a cylindrical member coupled to the lower inner periphery of the piston coupling member 330, the upper portion is opened and the lower portion is formed with a closed portion 341 that closes it, protruding outwardly of the closed portion 341 A piston 340 having a protruding jaw 342 and a plurality of inlet holes 343 perforated at an upper outer periphery of the closing part 341; As a cylindrical member that is inserted into the outer periphery of the piston 340, the outer periphery is in close contact with the lower cylinder 314 of the cylinder 210 and moves up and down while the plurality of inlet holes 343 of the piston 340 An opening and closing packing member 350 for opening and closing; A ball-shaped check valve 30 inserted into a lower inner periphery of the lower cylinder 314 of the cylinder housing 310; A cylindrical spring 260 installed in the lower cylinder 314 of the cylinder housing 310 and compressed by the piston 340; As a ring-shaped member that is inserted into the upper inner periphery of the lower cylinder 314 of the cylinder housing 310, when the piston 340 rises, the opening/closing packing member 350 enters the inlet hole 343 of the piston 340 A lift control member 370 for controlling the lift of the opening/closing packing member 350 to be located in a position to close the; It consists of a member 380 surrounding the circumferential protrusion 324 of the piston housing 320 from the bottom.

The wrapping member 380 is protruded obliquely on its inner periphery to be in close contact with the inner periphery of the piston coupling member 330 to form a sealing projection 381 that seals air out of the outer periphery into the cylinder housing 310. It is.

Next, the operation of the pump container according to the second embodiment of the present invention as described above will be described.

First, in order to use the pump container, when the discharge nozzle 50 is pushed downward, the piston housing 320 connected to the lower portion of the discharge nozzle 50 and the piston coupling member 330 descend, and the piston connected to the lower portion ( 340) will descend.

At the same time, the opening/closing packing member 350 coupled to the outer circumference of the piston 340 is pushed to the lower end of the piston coupling member 330 and descends along the inner circumference of the lower cylinder 314 of the cylinder housing 310. . That is, the opening/closing packing member 350 is spaced a predetermined distance from the bottom surface of the piston coupling member 330, and then the piston coupling member 330 first opens/closes the packing member 350 after the piston 340 descends first. Since it is pushed downward, the opening/closing packing member 350 descends later than the piston 340.

As such, since the piston 340 descends prior to the opening and closing packing member 350, the opening and closing packing member 350 that is in close contact with the upper portion of the protrusion 342 of the piston 340 is spaced apart from the opening 343. ) Is opened.

As the piston 340 and the opening/closing packing member 350 descend, the volume in the lower cylinder 314 decreases. As the volume is reduced, the ball-shaped check valve 30 inserted into the lower inner periphery of the lower cylinder 314 is opened to allow the contents to flow into the lower cylinder 314.

The contents introduced into the lower cylinder 314 flow into the piston 340 through both the inlet hole 343 and the both sides of the protrusion 342 of the piston 340, and the discharge nozzle through the piston connecting member 330 It is discharged through the discharge port 51 of 50.

When the pressing operation of the discharge nozzle 50 is stopped, the first and second twisted portions 262 and 263 of the cylindrical spring 260 in the lower cylinder 314 while being the lower end of the piston 340 expand and the piston housing expands. 320 will rise.

The cylinder housing 310, the piston 340, the cylindrical spring 260, and the like are made of plastic and are environmentally friendly.

In addition, the cylindrical spring 260 is made of eco-friendly plastic even when it comes into contact with the cosmetic contents in the lower cylinder 314, so that the cosmetic contents are not contaminated.

In addition, the cylindrical spring 260 has first and second twisted portions 262 and 263 twisted on the upper surface of the lower ring plate 261, and the first and second twisted portions 262 and 263 are formed. It is configured by connecting to a plurality of first and second connecting rods (2645, 265), it has good compression and expansion force, so it is easy to inhale the contents and can use the contents without leaving.

[Example 3]

5 is a cross-sectional view showing a pump container according to a third embodiment of the present invention, and FIG. 6 is a cross-sectional view showing when the pump container according to the third embodiment of the present invention is operated. 9 and 10 for a description of the cylindrical spring 260.

5 and 6, the pump container according to the third embodiment of the present invention includes a container 10 in which liquid is accommodated; A pump body 200 inserted and seated through the inner periphery of the upper opening 11 of the container 10; A discharge nozzle 50 inserted into the upper end of the pump body 200 to operate the pump body 200 by a pressing operation to discharge the contents in the container 10 to the outside; As a cylindrical member having an upper and lower opening, a female threaded portion 41 that is screwed to the upper opening 11 of the container 10 is formed on the lower inner periphery, and a lower end of the discharge nozzle 50 is formed at the upper portion. It consists of a shoulder member 40 is formed with an insertion port 42 is inserted.

The pump body 200 includes a cylindrical cylinder 210 in which an upper flange 211 is mounted on an upper end of the upper opening 11 of the container 10; As a pipe-shaped member inserted into the interior of the cylinder 210, the upper opening is coupled to the lower end of the discharge nozzle 50, and a plurality of inlet holes 221 are formed on the outer periphery of the closed lower end of the piston 220 )and; As a cylindrical member in close contact with the upper outer circumference of the piston 220 and the inner circumference of the cylinder 210, the outer circumferential flange 231 overlies the upper flange 211 of the cylinder 210, and the cylinder 210 A container hermetic member 230 pressed against the shoulder member 40 at the upper end of the upper flange 211; A cylindrical spring 260 inserted into a lower surface of a columnar projection 222 protruding in a columnar shape on an upper outer periphery of the piston 220; The cylindrical contact member 241 which is a lower end of the cylindrical spring 260 and is located between the outer periphery of the piston 220 and the inner periphery of the cylinder 210, which is in contact with the inner periphery of the cylinder 210. And, it is formed between the cylinder contact portion 241 and the upper and lower parts and consists of a piston contact portion 242 that comes into contact with the outer periphery of the piston 220. As the piston 220 moves up and down, the piston ( An opening and closing packing member 240 for opening and closing a plurality of inflow holes 221 of the 220; A pump check valve 30 inserted into the lower inner periphery of the cylinder 210; It is connected to the lower end of the cylinder 210 is made of a deep tube 250 spaced apart from the bottom in the container (10).

The cylindrical spring 260 is made of a plastic material, as shown in FIGS. 9 and 10, and a clock is formed at one side of the upper ring plate 261 and the upper ring plate 261 with holes formed in the center. The first twisting portion 262 descending while rotating in the direction, and descending while rotating in the same direction as the first twisting portion 262 on the other side, which is a position symmetrical with respect to one lower surface of the upper ring plate 261 The second twisting section 263, the plurality of first connecting rods 264 connecting the lower surface of the first twisting section 262 and the upper surface of the second twisting section 263, and the first connecting rod 264 A plurality of second connecting rods 265 formed at opposite positions to connect the lower surface of the second twisting portion 263 and the upper surface of the first twisting portion 262, and the first and second twisting portions 262, 263) a lower ring plate 266, which is a ring-shaped member connecting the lower end, and a lower circular ring 268 connected by a plurality of tension columns 267 to the lower surface of the lower ring plate 266.

The lower circular ring 268 pushes the cylinder contact portion 241 of the opening/closing packing member 240 downward, so that the piston contact portion 242 is in close contact with the protrusion 223 of the piston 220 and does not use the contents. When the outside air does not come into contact with the contents.

Reference numeral 52 is a cap inserted into the discharge port 51 of the discharge nozzle 50, and reference numeral 99 is an upper portion of the upper opening 11 of the container 10 and an upper flange of the cylinder 210 ( 211) is a packing member inserted between the lower parts.

Next, the operation of the pump container according to the third embodiment of the present invention as described above will be described.

First, after removing the cap 52 to use the pump container, when the discharge nozzle 50 is pushed downward, the piston 220 connected to the lower portion of the discharge nozzle 50 is lowered.

At the same time, the opening/closing packing member 240 coupled to the outer periphery of the piston 220 descends along the inner periphery of the cylinder 210. The piston 220 descends first, and the opening/closing packing member 240 descends later.

As such, since the piston 220 descends prior to the opening and closing packing member 240, the opening and closing packing member 240 that is in close contact with the upper portion of the protrusion 223 of the piston 220 is spaced apart from the opening hole 221 ) Is opened.

As the piston 220 and the opening/closing packing member 240 descend, the volume in the cylinder 210 decreases. As the volume is reduced, the check valve 30 inserted into the lower inner periphery of the cylinder 210 is opened, and the contents are introduced into the cylinder 210 through the dip tube 250. As described above, the cosmetic content or other liquid content introduced through the dip tube 250 flows through the inlet hole 221 and is discharged through the discharge port 51 of the discharge nozzle 50.

When the pressing operation of the discharge nozzle 50 is stopped, the piston 220 is raised by the expansion of the cylindrical spring 260. As such, when the piston 220 rises, the opening/closing packing member 240 also rises, and the rise is limited by contact with the lower circular ring 268 of the cylindrical spring 260.

That is, since the upper end of the cylinder contact portion 241 of the opening and closing packing member 240 is pushed downward by the elastic force of the plurality of tension columns 267 and the lower circular ring 268 of the cylindrical spring 260, the piston 220 The piston contact portion 242 is in a state in close contact with the protrusion 223 of the. As described above, the piston contact portion 242 is in close contact with the protrusion 223 of the piston 220 so that when the contents of the container are not used, external air does not come into contact with the contents.

The cylinder 210, the piston 220, the cylindrical spring 260, etc. are made of plastic material and are eco-friendly, and the contents are not exposed to the outside air, so that the contents are not polluted (oxidized).

In addition, since the piston 220 and the cylinder 210 of the pump body 200 are located on the bottom of the container 10, suction of the contents is easy, and the contents can be used without leaving.

[Example 4]

7 is a cross-sectional view showing a pump container according to a fourth embodiment of the present invention, and FIG. 8 is a cross-sectional view showing when the pump container according to the fourth embodiment of the present invention is operated. 9 and 10 for a description of the cylindrical spring 260.

7 and 8, the pump container according to the fourth embodiment of the present invention includes a container 10 in which liquid is accommodated; A pump body 200 inserted and seated through the inner periphery of the upper opening 11 of the container 10; A discharge nozzle 50 inserted into the upper end of the pump body 200 to operate the pump body 200 by a pressing operation to discharge the contents in the container 10 to the outside; As a cylindrical member having an upper and lower opening, a female threaded portion 41 formed to be screwed to the upper opening 11 of the container 10 is provided at the lower inner periphery, and an outer periphery of the discharge nozzle 50 at the upper portion. It comprises an insertion hole 42 to be inserted, and a shoulder member 40 made of an intermediate flange portion 43 protruding in a columnar shape inward at the bottom of the insertion hole 42.

The pump body 200 is a cylindrical member having an opening at the top and a hole formed at the bottom thereof, and coupled to the middle flange portion 43 of the shoulder member 40 by a locking protrusion 211 at the top. )Wow; As a pipe-shaped member inserted into the inside of the cylinder 210, a central hole portion of the discharge nozzle 50 is coupled to an inner periphery of the upper opening, and a plurality of inlet holes 221 are formed at an outer periphery of the closed lower end. And, the lower end of the inlet hole 221, the piston 220 is formed with a protrusion 223; A cylindrical spring 260 inserted into a lower surface of a columnar projection 222 protruding in a columnar shape on an upper outer periphery of the piston 220; The cylindrical contact member 241 which is a lower end of the cylindrical spring 260 and is located between the outer periphery of the piston 220 and the inner periphery of the cylinder 210, which is in contact with the inner periphery of the cylinder 210. And, it is formed between the cylinder contact portion 241 and the upper and lower parts and consists of a piston contact portion 242 that comes into contact with the outer periphery of the piston 220. As the piston 220 moves up and down, the piston ( An opening and closing packing member 240 for opening and closing a plurality of inflow holes 221 of the 220; It consists of a check valve 30 for the pump inserted into the lower inner periphery of the cylinder 210.

The cylindrical spring 260 is made of a plastic material, as shown in FIGS. 9 and 10, and a clock is formed at one side of the upper ring plate 261 and the upper ring plate 261 with holes formed in the center. The first twisting portion 262 descending while rotating in the direction, and descending while rotating in the same direction as the first twisting portion 262 on the other side, which is a position symmetrical with respect to one lower surface of the upper ring plate 261 The second twisting section 263, the plurality of first connecting rods 264 connecting the lower surface of the first twisting section 262 and the upper surface of the second twisting section 263, and the first connecting rod 264 A plurality of second connecting rods 265 formed at opposite positions to connect the lower surface of the second twisting portion 263 and the upper surface of the first twisting portion 262, and the first and second twisting portions 262, 263) a lower ring plate 266, which is a ring-shaped member connecting the lower end, and a lower circular ring 268 connected by a plurality of tension columns 267 to the lower surface of the lower ring plate 266.

The lower circular ring 268 pushes the cylinder contact portion 241 of the opening/closing packing member 240 downward, so that the piston contact portion 242 is in close contact with the protrusion 223 of the piston 220 and does not use the contents. When the outside air does not come into contact with the contents.

Reference numeral 270 is a cover member that covers the outside of the shoulder member 40, and reference numeral 280 is a exhausting piston installed on the bottom in the container 10. The exhaust piston 280 is intended to be used as the contents in the container are reduced and the contents such as cosmetics or sampu can be used without loss.

Next, the operation of the pump container according to the fourth embodiment of the present invention as described above will be described.

First, after removing the cover member 270 to use this pump container, when the discharge nozzle 50 is pushed downward, the piston 220 connected to the lower portion of the discharge nozzle 50 is lowered.

At the same time, the opening/closing packing member 240 coupled to the outer periphery of the piston 220 descends along the inner periphery of the cylinder 210. The piston 220 descends first, and the opening/closing packing member 240 descends later.

As such, since the piston 220 descends prior to the opening and closing packing member 240, the opening and closing packing member 240 that is in close contact with the upper portion of the protrusion 223 of the piston 220 is spaced apart from the opening hole 221 ) Is opened.

As the piston 220 and the opening/closing packing member 240 descend, the volume in the cylinder 210 decreases. As the volume is reduced, the check valve 30 inserted into the lower inner periphery of the cylinder 210 is opened, and the contents are introduced into the cylinder 210 through the lower hole of the cylinder 210. Thus, the cosmetic content or other liquid content introduced through the hole and the check valve 30 flows through the inlet hole 221 and is discharged through the discharge port 51 of the discharge nozzle 50.

When the pressing operation of the discharge nozzle 50 is stopped, the piston 220 is raised by the expansion of the cylindrical spring 260. As such, when the piston 220 rises, the opening/closing packing member 240 also rises, and the rise is limited by contact with the lower circular ring 268 of the cylindrical spring 260.

That is, since the upper end of the cylinder contact portion 241 of the opening and closing packing member 240 is pushed downward by the elastic force of the plurality of tension columns 267 and the lower circular ring 268 of the cylindrical spring 260, the piston 220 The piston contact portion 242 is in a state in close contact with the protrusion 223 of the. As described above, the piston contact portion 242 is in close contact with the protrusion 223 of the piston 220 so that when the contents of the container are not used, external air does not come into contact with the contents.

The cylinder 210, the piston 220, the cylindrical spring 260, etc. are made of plastic material and are eco-friendly, and the contents are not exposed to the outside air, so that the contents are not polluted (oxidized).

As described above, although specific embodiments have been described in the detailed description of the present invention, it is obvious that the technology of the present invention can be easily modified by those skilled in the art, and these modified embodiments are described in the claims of the present invention. It will be included in the described technical thought.

10: container
11: upper opening
30: check valve
40: shoulder member
50: discharge nozzle
200, 300: Pump body
210: cylinder
310: cylinder housing
214: inner wall
314: lower cylinder
220, 320: piston housing
230, 330: Piston coupling member
240, 340: piston
250, 350: Opening and closing packing member
260: cylindrical spring
261: upper hook plate
262, 263: 1st, 2nd twisted part
264, 265: 1st, 2nd connecting rod
266: lower hook plate
267: Multiple tension columns
268: upper circular ring
270, 370: rising control member
280, 380: wrapping member

Claims (9)

delete delete delete delete A container 10 containing a liquid therein; A pump body 200 inserted and seated through the inner periphery of the upper opening 11 of the container 10; A discharge nozzle 50 inserted into the upper end of the pump body 200 to operate the pump body 200 by a pressing operation to discharge the contents in the container 10 to the outside; As a cylindrical member having an upper and lower opening, a female threaded portion 41 formed to be screwed to the upper opening 11 of the container 10 is provided at the lower inner periphery, and an outer periphery of the discharge nozzle 50 at the upper portion. It comprises an insertion port 42 to be inserted, and a shoulder member 40 made of an intermediate flange portion 43 protruding in a columnar shape inward at the bottom of the insertion port 42; The pump body 200 is a cylindrical member having an opening at the top and a hole formed at the bottom, coupled to the middle flange portion 43 of the shoulder member 40 by a locking protrusion 211 at the top, 210 )Wow; As a pipe-shaped member inserted into the inside of the cylinder 210, a central hole portion of the discharge nozzle 50 is coupled to an inner periphery of the upper opening, and a plurality of inlet holes 221 are formed at an outer periphery of the closed lower end. And, the lower end of the inlet hole 221, the piston 220 is formed with a protrusion 223; A cylindrical spring 260 inserted into a lower surface of the circumferential protrusion 222 protruding circumferentially from the upper outer circumference of the piston 220; A cylindrical member located at the lower end of the cylindrical spring 260 and positioned between the outer periphery of the piston 220 and the inner periphery of the cylinder 210, a cylinder contact portion 241 contacting the inner periphery of the cylinder 210 And, it is formed between the cylinder contact portion 241 and the upper and lower parts and consists of a piston contact portion 242 that comes into contact with the outer periphery of the piston 220 while moving up and down according to the elevation of the piston 220, the piston ( An opening and closing packing member 240 for opening and closing a plurality of inflow holes 221 of the 220; In the pump container consisting of a check valve 30 for the pump is inserted into the lower inner periphery of the cylinder 210,
The cylindrical spring 260 is made of a plastic material, and has an upper ring plate 261 having a hole in the center;
A first twisting part 262 having a flat cross-sectional shape with a wide vertical contact area as a member descending while rotating clockwise from one lower surface of the upper ring plate 261;
A second twisting part having a flat cross-sectional shape with a large vertical contact area as a member descending while rotating in the same direction as the first twisting part 262 on the other side, which is a position symmetrical to one side of the upper ring plate 261 (263) and;
As a member connecting the lower surface of the first twisted portion 262 and the upper surface of the second twisted portion 263, a spiral first connecting rod 264 inclined in the direction of restoring force;
As a member formed at a position opposite to the first connecting rod 264 and connecting the lower surface of the second twisting portion 263 and the upper surface of the first twisting portion 262, the spiral second connecting rod inclined in the direction of resilience ( 265);
A pump container comprising a lower ring plate (266) which is an annular member connecting the lower ends of the first and second twist parts (262, 263). delete delete The method according to claim 5,
A pump container further comprising a lower circular ring (268) connected to a plurality of tension columns (267) on the lower surface of the lower ring plate (266). The method according to claim 8,
The lower circular ring 268 pushes the cylinder contact portion 241 of the opening/closing packing member 240 downward, so that the piston contact portion 242 is in close contact with the protrusion 223 of the piston 220 to not use the contents. The pump container, characterized in that the outside air is not in contact with the content.

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