KR20160126699A - Pump Structure of Dispenser Vessel - Google Patents

Pump Structure of Dispenser Vessel Download PDF

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Publication number
KR20160126699A
KR20160126699A KR1020150058119A KR20150058119A KR20160126699A KR 20160126699 A KR20160126699 A KR 20160126699A KR 1020150058119 A KR1020150058119 A KR 1020150058119A KR 20150058119 A KR20150058119 A KR 20150058119A KR 20160126699 A KR20160126699 A KR 20160126699A
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KR
South Korea
Prior art keywords
pump housing
piston rod
contents
button member
seal cap
Prior art date
Application number
KR1020150058119A
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Korean (ko)
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KR101714346B1 (en
Inventor
김성환
Original Assignee
(주)연우
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Publication date
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Priority to KR1020150058119A priority Critical patent/KR101714346B1/en
Publication of KR20160126699A publication Critical patent/KR20160126699A/en
Application granted granted Critical
Publication of KR101714346B1 publication Critical patent/KR101714346B1/en

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D47/00—Closures with filling and discharging, or with discharging, devices

Abstract

The present invention relates to a pump structure of a dispenser vessel, which enables the cost reduction due to the reduction of components by changing the structure of a pumping member, and reduces the whole production time by reducing assembling processes. The pump structure of a dispenser vessel comprises: a vessel body; a pumping member which discharges the contents stored in the vessel body to the outside; and a button member which has a discharge hole for discharging the contents to the outside.

Description

[0001] Pump Structure of Dispenser Vessel [0002]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a pump structure of a dispenser container, and more particularly, to a dispenser container having a dispenser container capable of reducing the number of parts by reducing the number of components, To the pump structure of the vessel.

Generally, a dispenser container is configured to discharge contents through a pumping operation of a pumping member, and such a dispenser container is disclosed in Patent Registration No. 10-0456814 (hereinafter referred to as a registered patent).

The above-mentioned patent discloses an ink jet printer comprising a screw cap 2 coupled to an opening of a container 1, a button 3 provided at an upper end of the screw cap 2 so as to be able to move up and down and having a nozzle 4, A cylinder housing 10 having an upper end coupled to the screw cap 2 and a lower end opening 15 provided with a check valve 14; A piston 9 coupled to a lower end of the stem 6 so as to be able to move up and down in the cylinder housing 10 and a sealing member 12 coupled to a periphery of the piston 9, An upper ring member 22 which is fitted on an upper portion of the stem 6 and whose position is regulated by an upper stopper 21 and a lower ring member 22 which is fitted to a lower portion of the stem 6, And a spring member 8 is disposed between the upper ring member 22 and the lower ring member 24. [

In the dispenser container constructed as described above, the pumping member is constituted by a large number of parts such as the stem 6, the piston 9, the cylinder housing 10 and the sealing member 12, , The assembling process is complicated due to a large number of parts, and the overall production time is increased.

SUMMARY OF THE INVENTION The present invention has been made to solve the above-mentioned problems, and it is an object of the present invention to reduce the number of parts by reducing the number of components and to shorten the overall production time And to provide a pump structure of a dispenser container which is capable.

In order to solve the above problems, a pump structure of a dispenser container according to a preferred embodiment of the present invention includes: a container body in which contents are stored; a container body coupled to an upper portion of the container body, And a button member disposed at an upper portion of the pumping member to transmit a pressure according to a user's operation to the pumping member to induce a pumping operation and to have a discharge hole for discharging the contents,

The pump member is coupled to an upper portion of the container body. The upper portion is coupled to the inside of the button member. The lower portion is located inside the pump housing and moves together with the upward and downward movement of the button member, A piston rod in which a contents movement passage is formed so that the contents move inside thereof and a content movement hole is formed in a lower portion thereof so that the contents can move in the contents movement passage; A seal cap which moves along the inner wall of the pump housing to change the pressure inside the pump housing when the piston ascends and descends and includes an opening and closing tip for opening the contents movement hole when the piston rod is lowered in response to the pressing of the button member, And an elastic body for providing an elastic force so that the member is restored.

In addition, the diameter of the pump housing is formed to be wider than the lower portion of the pump housing, and an escape preventing protrusion is provided inside the upper portion of the pump housing to prevent the seal cap from moving upward and being torn away.

Further, the seal cap may include a pressure converting part formed to surround the opening / closing tip and moving upward and downward in a state of being closely contacted with a lower inner wall of the pump housing and changing a pressure of the pump housing; And a restricting portion which is raised and lowered in a state of being in close contact with the inner wall of the upper portion of the pump housing and a restricting protrusion is formed on an outer circumferential surface thereof to be supported by the escape preventing protrusion when the seal cap is lifted, .

In addition, the pressure converting portion is formed to be narrower than an upper diameter of the pump housing to prevent the pump housing from being broken by the separation preventing protrusion when assembled to the pump housing.

The upper end of the piston rod is provided with a support portion surrounding the contents movement passage to support the upper end of the elastic body. The piston housing is provided with a pump housing, a piston rod , The seal cap, and the elastic body are integrally modularized and are coupled to the container body and the button member.

As described above, according to the present invention, it is possible to reduce the number of parts by reducing the number of parts by changing the structure of the pumping member, and to reduce the overall production time by reducing the assembly process.

1 is an exploded perspective view showing a structure of a pump structure of a dispenser container according to a preferred embodiment of the present invention.
2 is a cross-sectional view showing the structure of a pump structure of a dispenser container according to a preferred embodiment of the present invention.
FIG. 3 is an explanatory view showing a state where a pumping member of a dispenser container according to a preferred embodiment of the present invention is coupled to a container. FIG.
FIGS. 4 and 5 are diagrams showing an operation state of a dispenser container according to a preferred embodiment of the present invention;

Hereinafter, the present invention will be described in detail with reference to the drawings. Like reference symbols in the drawings denote like elements.

FIG. 1 is an exploded perspective view showing the structure of a pump structure of a dispenser container according to a preferred embodiment of the present invention, FIG. 2 is a sectional view showing the structure of a pump structure of a dispenser container according to a preferred embodiment of the present invention, 1 is an explanatory view showing a state where a pumping member of a dispenser container according to a preferred embodiment of the present invention is coupled to a container;

First, a dispenser container having a pump structure according to the present invention includes a container body 10 in which contents are stored, and a container body 10, which is coupled to an upper portion of the container body 10, And a button member 20 positioned at an upper portion of the pumping member 100 and transmitting a pressure according to a user's operation to the pumping member 100 to guide the pumping operation, Inside the lower portion of the container body 10, there is provided a piston 11 that rises in accordance with the use of the contents.

In the drawings of the present invention, the container body 10 is illustrated as having the piston 11, but it may be formed of various containers capable of storing contents such as a tube container and a blow molding container.

The button member 20 has a discharge hole 21 formed at one side thereof for discharging the contents by the pumping operation of the pumping member 200 and a coupling portion 22 The engaging portion 22 communicates the contents movement passage S and the discharge hole 21 so that the contents move to the discharge hole 21 through the contents movement passage S .

Hereinafter, a structure of a pumping member of a dispenser container according to a preferred embodiment of the present invention will be described with reference to FIGS. 1 to 3, a pump structure of a dispenser vessel according to a preferred embodiment of the present invention includes a pump housing 110, a piston rod 120, a seal cap 130, and an elastic body 140.

The pump housing 110 is connected to the open upper end of the container body 10 and has a content inlet hole 111 formed at the lower end thereof to allow the contents stored in the container body 10 to flow. A check valve 112 for opening and closing the contents inflow hole 111 is installed in an inner lower portion of the body 110 according to whether the button member 20 is operated or not.

The seal cap 130 is detached from the pump housing 110 in the process of lifting the seal cap 130 as the piston rod 120 is lifted by the elastic force of the elastic body 140 on the inner circumferential surface of the pump housing 110. [ A protrusion 113 for restricting the upward movement of the seal cap 130 is provided.

A seating groove 114 is formed at the upper end of the pump housing 110 so that the lower end of the elastic body 140 that moves the piston rod 120 upward is seated.

In the present invention, the diameter of the pump housing 110 is formed to be wider than the lower portion thereof. The lower portion of the pump housing 110 has a degree that the pressure converting portion 132 of the seal cap 130 can be closely attached to the inner wall And the upper portion of the upper portion is formed to have a diameter larger than that of the pressure converting portion 132 so that the soft pressure converting portion 132 is separated from the separating preventing protrusion 132 during the process of connecting the seal cap 130 to the pump housing 110 113 from being damaged.

The piston rod 120 is coupled to the engaging portion 22 of the button member 20 and moves together with the upward and downward movement of the button member 20. The lower portion of the piston rod 120 is located inside the pump housing 110 The contents introduced into the pump housing 110 are allowed to move upward so that the contents of the piston rod 120 are introduced into the pump housing 110 through the discharge hole 21 of the button member 20, A contents movement passage S is formed in which the contents move inside thereof.

In addition, the piston rod 120 is formed with a contents movement hole 121 at a lower side of the piston rod 120 so that the contents can move to the contents movement passage S.

The piston rod 120 is provided at its upper end with a support 122 surrounding the contents movement passage S to support the upper end of the elastic body 140. The elastic member 140 The pump housing 110, the piston rod 120, the seal cap 130, and the elastic body 140 can be integrally modularized in a state in which the button member is not separately coupled, The member 100 can be applied to various button members.

The seal cap 130 surrounds the piston rod 120 and moves along the inner wall of the pump housing 110 when the button member 20 ascends and descends to change the pressure inside the pump housing 110, Closing tip 131 for opening and closing the contents movement hole 121 is provided at a lower portion of the piston rod 120. The opening and closing tip 131 is normally brought into close contact with the outer circumferential surface of the piston rod 120 at a lower portion of the contents movement hole 121, The movement hole 121 is closed and the contents movement hole 121 is opened when the piston rod 120 is lowered due to the pressing of the button member 20. [

The seal cap 130 is formed at a lower portion of the seal cap 130 so as to surround the opening and closing tip 131 and is raised and lowered in tight contact with the lower inner wall of the pump housing 110, The pressure conversion part 132 is provided on the inner surface of the pump housing 110 so as to prevent the contents from moving between the inner circumferential surface of the pump housing 110 and the outer circumferential surface of the pressure conversion part 132. [ As shown in Fig.

The pressure converting part 132 is formed to be narrower than the upper diameter of the pump housing 110 to prevent the seal cap 130 from being damaged by the separation preventing protrusion 113 when the seal cap 130 is assembled to the pump housing 110, The pressure conversion part 132 can be in a flexible contact with the outer circumferential surface of the piston rod 120 when it is in close contact with the inner circumferential surface of the piston rod 120, It is preferable that it is made of a soft material so as to be easily moved along the surface.

The separation preventing portion 133 is positioned on the upper portion of the seal cap 130 and is raised and lowered in a state of being closely contacted with the inner wall of the upper portion of the pump housing 110. The separation preventing portion 133 is supported on the outer peripheral surface thereof by the separation preventing protrusion 113 The restriction jaw 134 abuts on the lower end of the separation preventing protrusion 113 to restrict the rising of the seal cap 130 in the course of the rising of the seal cap 130. [

The elastic body 140 is disposed between the pump housing 110 and the piston rod 120 to provide an elastic force to move the piston rod 120 and the button member 20 in the upward direction, The upper end of the piston rod 120 is supported by a support portion 122 formed on the upper portion of the piston rod 120. When the button member 20 is pressed, The piston rod 120 and the button member 20 can be restored by providing an elastic force to the support portion 122 so that the piston rod 120 and the button member 20 can be restored do.

Hereinafter, an operation state of the dispenser container according to a preferred embodiment of the present invention will be described with reference to FIGS. 4 and 5 are views showing the operation state of the dispenser container according to the preferred embodiment of the present invention. 4 and 5, when the button member 20 is pressed while the contents are introduced into the pump housing 110, the piston rod 120 coupled to the button member 20 is pressed against the button member 20 At this time, as the piston rod 120 descends, the seal cap 130 coupled to the outer side of the piston rod 120 is also lowered.

When the piston rod 120 and the seal cap 130 descend, the pressure inside the pump housing 110 changes and the contents introduced into the pump housing 110 move through the contents movement hole 121, The opening and closing tip 131 moves to the passage S and moves to the outside through the discharge hole 21. At this time, the opening / closing tip 131 moves the contents of the piston rod 120 when the piston rod 120 is lowered due to the pressing of the button member 20. [ The hole 121 is opened.

The button member 20 is lifted due to the elastic force of the elastic member 140. At this time, the piston rod 120 coupled to the button member 20 The lower portion of the piston rod 120 abuts on the opening and closing tip 131 of the seal cap 130 and the seal cap 130 is moved upward while the piston rod 120 is lifted.

When the piston rod 120 and the seal cap 130 are lifted as described above, the pressure inside the pump housing 110 is changed, and the check valve 112 opens the contents inlet hole 111 to the container body 10 The stored contents are introduced into the pump housing 110.

In the process of lifting the piston rod 120 and the seal cap 130 as described above, the restriction protrusion 134 of the seal cap 130 is inserted into the release protrusion 113 provided inside the pump housing 110 So that the seal cap 130 can be prevented from being detached from the pump housing 110.

As described above, according to the present invention, the pumping member 100 of a conventional complicated structure is evacuated and the pumping member 100 is simply constituted by the pump housing 110, the piston rod 120, the seal cap 130, and the elastic body 140 The piston rod 120, the seal cap 130, the elastic member 140, and the elastic member 140. [0053] The pump housing 110 is formed of a synthetic resin, Can be integrally modularized and applied to various button members.

The diameter of the pump housing 110 may be larger than the diameter of the lower portion of the pump housing 110 and the pressure converting portion 132 and the departure preventing portion 133 of the seal cap 130 may be disposed at the lower and upper diameters of the pump housing 110, It is possible to prevent breakage of the pressure converting portion 132 and restrict the rise of the seal cap 130 through the separation preventing portion 133 in the process of assembling the seal cap 130 to the pump housing 110 .

Optimal embodiments have been disclosed in the drawings and specification. Although specific terms have been employed herein, they are used for purposes of illustration only and are not intended to limit the scope of the invention as defined in the claims or the claims. Therefore, those skilled in the art will appreciate that various modifications and equivalent embodiments are possible without departing from the scope of the present invention. Accordingly, the true scope of the present invention should be determined by the technical idea of the appended claims.

(S): contents passage
10: container body 11: piston
20: Button member 21: Discharge hole
22: engaging portion 30: overcap
100: pump member 110: pump housing
111: Contents inlet hole 112: Check valve
113: separation preventing projection 114:
120: Piston rod 121: Contents moving hole
122: Support part 130:
131: opening / closing tip 132:
133: departure prevention portion 134: limiting jaw
140: elastomer

Claims (5)

A pumping member coupled to an upper portion of the container body to discharge contents stored in the container body through a pumping operation; and a pumping member positioned above the pumping member, And a button member for guiding a pumping operation to the member and having a discharge hole for discharging the contents, the dispenser container comprising:
Wherein the pumping member comprises:
A pump housing coupled to an upper portion of the container body;
Wherein the upper portion is coupled to the inside of the button member and the lower portion is located inside the pump housing and moves together with the upward and downward movement of the button member and a content movement passage is formed to move the content inside the button member, A piston rod in which a contents-moving hole is formed at a lower portion so that the contents can move;
The piston rod is disposed so as to surround the piston rod and moves along the inner wall of the pump housing when the button member ascends and descends to change a pressure inside the pump housing and to open the contents movement hole when the piston rod is lowered as the button member is pressed A seal cap having an opening / closing tip,
And an elastic body for providing an elastic force for restoring the button member.
The method according to claim 1,
Wherein a diameter of the pump housing is formed to be wider than an upper portion of the pump housing, and an escape preventing protrusion is provided on an upper portion of the pump housing to prevent the seal cap from moving upward and being separated from the pump housing.
The method of claim 2,
The above-
A pressure transducer formed around the opening and closing tip and raised and lowered in a state of being closely contacted with a lower inner wall of the pump housing to change a pressure of the pump housing; And
And a restricting portion which is raised and lowered in a state of being in tight contact with the inner wall of the upper portion of the pump housing and which is supported by the separation preventing protrusion when the seal cap is lifted to restrict a rise of the seal cap, Characterized by the pump structure of the dispenser vessel.
The method of claim 3,
Wherein the pressure converting portion is formed to be narrower than an upper diameter of the pump housing to prevent the pump housing from being damaged by the detachment protrusion when assembled to the pump housing.
The method of claim 4,
The piston rod is provided at its upper end with a seating groove on which the lower end of the elastic body is seated, and on the upper end of the piston rod, a support portion surrounding the contents movement passage to support the upper end of the elastic body, And the elastic body is integrally modularized and is coupled to the container body and the button member.
KR1020150058119A 2015-04-24 2015-04-24 Pump Structure of Dispenser Vessel KR101714346B1 (en)

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Application Number Priority Date Filing Date Title
KR1020150058119A KR101714346B1 (en) 2015-04-24 2015-04-24 Pump Structure of Dispenser Vessel

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KR20160126699A true KR20160126699A (en) 2016-11-02
KR101714346B1 KR101714346B1 (en) 2017-03-09

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20220001702U (en) 2020-12-30 2022-07-07 김근수 Pump Container With Plastic Spring

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR200442262Y1 (en) * 2008-04-22 2008-10-23 (주)연우 A check valve for dispenser
KR101337069B1 (en) * 2013-07-05 2013-12-06 정상열 Airless pump for cosmetics case
KR200471790Y1 (en) * 2012-11-30 2014-03-14 (주)아모레퍼시픽 A Cosmetic Pumping Unit Having Soft Feel
KR200475969Y1 (en) * 2013-12-03 2015-01-21 (주)아모레퍼시픽 A pump having a bending typed stem structure

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR200442262Y1 (en) * 2008-04-22 2008-10-23 (주)연우 A check valve for dispenser
KR200471790Y1 (en) * 2012-11-30 2014-03-14 (주)아모레퍼시픽 A Cosmetic Pumping Unit Having Soft Feel
KR101337069B1 (en) * 2013-07-05 2013-12-06 정상열 Airless pump for cosmetics case
KR200475969Y1 (en) * 2013-12-03 2015-01-21 (주)아모레퍼시픽 A pump having a bending typed stem structure

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20220001702U (en) 2020-12-30 2022-07-07 김근수 Pump Container With Plastic Spring

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