CN213620733U

CN213620733U - Liquid structure is pressed to bottom

Info

Publication number: CN213620733U
Application number: CN202022144381.4U
Authority: CN
Inventors: 张炜
Original assignee: Hangzhou Kanghong Industry & Trade Co ltd
Current assignee: Hangzhou Kanghong Industry & Trade Co ltd
Priority date: 2020-09-25
Filing date: 2020-09-25
Publication date: 2021-07-06
Anticipated expiration: 2030-09-25

Abstract

The utility model discloses a bottom pressing liquid outlet structure, which comprises a bottle body, wherein a liquid outlet hole is arranged on the bottle body, a mounting hole is arranged at the bottom of the bottle body in a through manner, and a sealing sheet is fixed in a sealing manner and traverses above the mounting hole; a button is fixed below the mounting hole and is made of elastic material; a gap is arranged between the button and the sealing sheet, and an air flow hole is penetrated through the sealing sheet. The utility model has the advantages that: the parts are greatly simplified, the structure is optimized, the cost is reduced, and the carrying and the use are convenient.

Description

Liquid structure is pressed to bottom

Technical Field

The utility model relates to the field of packaging, specifically a liquid structure is pressed to bottom, uses usually in liquid cosmetics, pharmaceutical packaging.

Background

Chinese patent document CN211140215U discloses a "liquid storage bottle" in 7/31/2020, which comprises a rigid bottle body and a bottle cap, wherein a sealing plug is protruded downwards from the lower side surface of the end of the bottle cap; the device also comprises an elastic pressing pipe; the opening of the bottle body is hermetically connected with the lower end of the elastic pressing pipe; the sealing bolt is hermetically inserted into the upper end pipe orifice of the elastic pressing pipe; the sealing bolt is in an inverted cone shape with a small lower part and a big upper part, and is in interference fit with the upper end pipe orifice of the elastic pressing pipe; the bottle is also provided with a thread middle cover, the top of the thread middle cover is provided with a through hole, and the inner side wall of the thread middle cover is in threaded connection with the opening part of the bottle body; the lower end of the elastic pressing pipe is provided with a skirt part which extends outwards along the radial direction; the body of the elastic pressing pipe penetrates through the through hole of the thread middle cover, and the skirt gasket is arranged between the lower end surface of the thread middle cover and the upper end surface of the opening of the bottle body. The utility model has the advantages that: the bottle can keep the convenience of pressing liquid on the basis of using the rigid bottle body, and is suitable for containing high-end cosmetics, liquid medicine and other liquids. Such structures belong to household packaging, are complex in structure and large in volume, and therefore are not suitable for travel packaging for short-term outdoor use or disposable packaging for disposable use.

Disclosure of Invention

Based on above problem, the utility model provides a liquid structure is pressed to bottom has simplified the part by a wide margin, has optimized the structure, and the cost is reduced has made things convenient for to carry the use.

In order to realize the purpose of the invention, the utility model adopts the following technical scheme: a bottom pressing liquid outlet structure comprises a bottle body, wherein a liquid outlet hole is formed in the bottle body, a mounting hole is formed in the bottom of the bottle body in a penetrating mode, and a sealing sheet is transversely and hermetically fixed above the mounting hole; a button is fixed below the mounting hole and is made of elastic material; a gap is arranged between the button and the sealing sheet, and an air flow hole is penetrated through the sealing sheet.

The bottom pressing liquid discharging structure designed by the technical scheme mainly comprises a bottle body, a sealing sheet and a button. The material of the bottle is usually selected to be rigid enough, while the material of the button should be selected to be elastic enough. The cross-sectional shape of the bottle body is not limited, and the shape of the sealing sheet and the shape of the button can be selected to be matched with the cross-sectional shape of the bottle body. The bottom of the bottle body is provided with a through mounting hole, under the condition that the cross-sectional shape of the bottle body is small in size, such as travel package, easy-to-throw package and the like, the whole bottom of the bottle body can be cancelled to form a bottle bottom opening, the mounting hole is equal to the bottle bottom opening, and the hole wall of the mounting hole is the inner side wall of the bottle body. The sealing piece is fixed in the mounting hole in a transverse and sealed mode above the mounting hole, the button is fixedly installed in the mounting hole in a sealed mode below the sealing piece, a gap is formed between the button and the sealing piece, and the gap forms a space capable of being adjusted in a squeezing mode. The sealing sheet is provided with an airflow hole in a through manner, and when the liquid bottle is used, the bottom pressing liquid discharging structure is arranged above the sealing sheet and the bottle mouth is arranged below the sealing sheet, so that gas in the bottle body can be accumulated in a space between the button and the sealing sheet to form an air chamber. In this scheme, except the necessary bottle, only used gasket and two essential element of button, can form the required technological effect of pressing out the liquid, part quantity is simple, material cost reduces, has made things convenient for going out to carry and use.

Preferably, an annular mounting seat is sleeved in the mounting hole in a sealing manner; the mounting seat comprises an upper annular side wall and a mounting seat bottom plate, and the mounting seat bottom plate extends along the radial direction of the mounting hole; the root of the upper annular side wall is fixedly connected with the base plate of the mounting seat, and the outer side surface of the body is hermetically sleeved with the inner side surface of the hole wall of the mounting hole; the sealing piece is provided with an annular sealing piece side wall in a matching way, and the outer side surface of the sealing piece side wall is in sealed sleeve joint with the inner side surface of the body of the upper annular side wall; the inner side end of the mounting base bottom plate is limited to the button, and the outer side end of the mounting base bottom plate is limited to the lower end face of the mounting hole. The mounting seat is of an annular structure and mainly comprises an upper annular side wall at the upper part and a mounting seat bottom plate at the lower part. Go up annular lateral wall and be used for pegging graft in the mounting hole with the sealed of mount pad tight fit, the mounting position of mount pad bottom plate is used for forming spacing, assurance mount pad with the lower terminal surface of mounting hole to the outside, and it is fixed to be used for forming spacing, help button with the button to the inboard.

Preferably, a gap is provided between the upper end surface of the mount base plate and the lower end surface of the seal piece, and the side edge of the button is interposed between the upper end surface of the mount base plate and the lower end surface of the seal piece. Specifically, in the limiting structure for the button, a gap is formed between the upper end face of the mounting base bottom plate and the lower end face of the sealing sheet, and the side edge of the button can be clamped in the gap. The clamping has a good effect considering that the button is made of elastic material.

Preferably, the lower end surface of the sealing sheet is provided with a sealing convex ring in a downward protruding manner; the sealing convex ring is matched with the side edge of the button in an elastic sealing way. For sealing, a sealing convex ring is convexly arranged on the lower end surface of the sealing sheet downwards, the cross section of the sealing convex ring can be generally in a triangular shape with a sharp lower end, and the like, and when the sealing convex ring is matched, the lower end of the sealing convex ring is pressed downwards to cause the side edge of the button to deform slightly, so that an excellent sealing effect is formed.

Preferably, the middle portion of the sealing sheet is recessed upward, and the airflow hole is located at the bottom of the recess. This scheme is mainly in order to increase the clearance between button and the gasket, enlarges the air chamber volume, makes the play liquid volume of single pressing increase.

Preferably, the middle portion of the button protrudes downward. The function is the same as before.

Preferably, a lower annular side wall is connected to a lower end surface of the mounting seat bottom plate downward, and a lower end of the lower annular side wall is not higher than a lowest point of the downward projection of the middle portion of the button. This scheme is a protection architecture, prevents that the button from being touched by accident.

Preferably, the inner side surface of the upper annular side wall and the outer side surface of the sealing piece side wall are in sealing connection through a rib and groove structure which is matched and embedded. The rib groove structure can be conveniently inserted and connected to form reliable connection. The location of the ribs and grooves may be interchanged.

Preferably, the outer side surface of the upper annular side wall is in sealing connection with the hole wall of the mounting hole in a rib-groove structure which is matched and embedded. The function is the same as before.

Preferably, the outer side surface of the upper annular side wall and/or the hole wall of the mounting hole are/is further provided with interference sealing rings protruding towards the opposite direction. The interference sealing ring is used for playing a role of auxiliary sealing.

Preferably, the button is provided with a button clamping ring protruding outwards, and the inner side end of the mounting base bottom plate is clamped between the button clamping ring and the side edge of the button. The design is used for helping the middle of the button keep the effect of protruding downwards, the offset can be reduced when the button is pressed, and the pressing effect is optimized.

To sum up, the beneficial effects of the utility model are that: the parts are greatly simplified, the structure is optimized, the cost is reduced, and the carrying and the use are convenient.

Drawings

Fig. 1 is an axial sectional view of the present invention in a use state.

Fig. 2 is an enlarged view of a portion a of fig. 1.

Wherein: the bottle cap, 2 bottles, 21 bottle side cooperation grooves, 3 sealing pieces, 31 airflow holes, 32 sealing piece side walls, 33 sealing convex rings, 34 sealing piece side cooperation grooves, 4 mounting seats, 41 upper annular side walls, 42 mounting seat bottom plates, 43 lower annular side walls, 44 mounting seat side inner cooperation ribs, 45 mounting seat side interference sealing rings, 46 mounting seat side outer cooperation ribs and 5 buttons.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and the detailed description.

The embodiment is a bottom pressing liquid outlet structure, which is used in a cosmetic package for traveling and is used for containing certain liquid cosmetics.

Referring to fig. 1, the cosmetic packaging for the traveling package comprises five parts, namely a bottle cap 1, a bottle body 2, a sealing sheet 3, a mounting seat 4, a button 5 and the like. The upper end of the bottle body 2 is provided with a liquid outlet, and the bottle cap 1 is connected with the upper end of the bottle body 2 through threads.

The bottom pressing liquid discharging structure comprises four parts, namely a bottle body 2, a sealing sheet 3, a mounting seat 4 and a button 5, wherein the bottle body 2 is made of hard plastic, the sealing sheet 3 and the mounting seat 4 are made of micro-elastic plastic, and the button 5 is made of elastic plastic.

The bottom of the bottle body 2 is provided with a mounting hole in a through way. As shown in fig. 2, the bottom of the bottle body 2 of this embodiment is an opening, the mounting hole is the same as the opening of the bottom of the bottle, and the wall of the mounting hole is the inner sidewall of the bottle body 2. The cross section of the bottle body 2 is circular, and the mounting seat 4 is in a matched circular ring shape. The mount 4 comprises 3 parts: an upper annular sidewall 41, a mount base plate 42, and a lower annular sidewall 43. Wherein, mount pad bottom plate 42 radially extends along bottle 2, and the up end at mount pad bottom plate 42 is connected to the root of last annular side wall 41, and the main part upwards extends, and the lower terminal surface at mount pad bottom plate 42 is connected to the root of lower annular side wall 43, and the main part downwardly extending.

The upper annular side wall 41 is sealingly inserted into the lower end opening of the flask 2. The concrete structure is as follows: a convex mounting seat side interference sealing ring 45 is arranged above the outer side surface of the upper annular side wall 41 in a surrounding manner and is in interference fit with the inner side wall of the bottle body 2; under the outer side surface of the upper annular side wall 41, a surrounding mounting seat side outer fitting rib 46 which is convex outward is provided, correspondingly, on the inner side wall of the bottle body 2, a surrounding bottle body side fitting groove 21 which is concave inward is provided, and the mounting seat side outer fitting rib 46 is in fitting engagement with the bottle body side fitting groove 21.

The sealing sheet 3 comprises an annular sealing sheet side wall 32 and a middle part surrounded by the sealing sheet side wall 32, the middle part is upwards sunken, and an airflow hole 31 is arranged at the highest point of the sunken part in a penetrating way.

The sealing plate 3 is hermetically inserted in the annular structure of the mounting seat 4. The concrete structure is as follows: and a convex mounting seat side inner matching rib 44 is arranged on the inner side surface of the upper annular side wall 41 in a surrounding manner, a sealing sheet side matching groove 34 is arranged on the corresponding position of the outer side surface of the sealing sheet side wall 32 in a surrounding manner, and the mounting seat side inner matching rib 44 is in matched embedding with the sealing sheet side matching groove 34.

The mount base plate 42 extends radially inward and outward of the bottle body 2. On the outside, the upper end surface of the mounting seat bottom plate 42 abuts against the lower end surface of the bottle body 2; on the inside, a mounting structure of the push button 5 is constituted with the seal sheet 3. The concrete structure is as follows: the lower end of the sealing sheet side wall 32 forms a shoulder of the sealing sheet 3, the lower end surface of the shoulder extends in the radial direction of the bottle body 2, and forms a gap with the inner part of the lower mounting base plate 42, and the side edge of the button 5 is clamped in the gap. Meanwhile, a sealing convex ring 33 is arranged on the lower end surface of the shoulder part of the sealing sheet 3 in a downward protruding mode, and the lower end of the section of the sealing convex ring 33 is sharp-angled and is in elastic sealing fit with the side edge of the button 5.

The middle part of the button 5 of the present example protrudes downwards, which can generate a longer pressing stroke. Correspondingly, the lower end of the lower annular side wall 43 is slightly lower than the lowest point of the middle part of the button 5 protruding downwards.

The button 5 is further provided with a button clamping ring 51 protruding outwards, and the inner side end of the mounting base bottom plate 42 is clamped between the button clamping ring 51 and the side edge of the button 5.

In the bottom pressing liquid outlet structure of the present embodiment, when the bottle body 2 is turned upside down to a position with a bottle mouth down, the gas in the bottle body 2 is accumulated in the space between the button 5 and the sealing sheet 3 to form a gas chamber, and when the button 5 is pressed, the gas in the gas chamber is pressed into the bottle body 2 through the gas flow hole 31, so that the liquid in the bottle body 2 is squeezed out from the bottle mouth for use.

Claims

1. A bottom pressing liquid outlet structure comprises a bottle body (2), wherein a liquid outlet hole is formed in the bottle body (2), and the bottom pressing liquid outlet structure is characterized in that a mounting hole is formed in the bottom of the bottle body (2) in a penetrating mode, and a sealing sheet (3) is fixed above the mounting hole in a transverse and sealed mode; a button (5) is fixed below the mounting hole, and the button (5) is made of elastic material; a gap is arranged between the button (5) and the sealing sheet (3), and an airflow hole (31) penetrates through the sealing sheet (3).

2. The bottom pressing liquid outlet structure as claimed in claim 1, wherein the mounting hole is internally and hermetically sleeved with an annular mounting seat (4); the mounting seat (4) comprises an upper annular side wall (41) and a mounting seat bottom plate (42), and the mounting seat bottom plate (42) extends along the radial direction of the mounting hole; the root of the upper annular side wall (41) is fixedly connected with the mounting base bottom plate (42), and the outer side surface of the body is hermetically sleeved with the inner side surface of the hole wall of the mounting hole; the sealing piece (3) is provided with an annular sealing piece side wall (32) in a matching way, and the outer side surface of the sealing piece side wall (32) is in sealing sleeve joint with the inner side surface of the body of the upper annular side wall (41); the inner side end of the mounting base bottom plate (42) is limited to the button (5), and the outer side end is limited to the lower end face of the mounting hole.

3. The bottom-pressing liquid outlet structure as claimed in claim 2, wherein a gap is provided between the upper end surface of the mounting base plate (42) and the lower end surface of the sealing sheet (3), and the side edge of the button (5) is sandwiched between the upper end surface of the mounting base plate (42) and the lower end surface of the sealing sheet (3).

4. A bottom-pressing liquid outlet structure as claimed in claim 3, wherein the lower end face of the sealing sheet (3) is provided with a sealing convex ring (33) which is downward convex; the sealing convex ring (33) is matched with the side edge of the button (5) in an elastic sealing way.

5. A bottom press-out structure as claimed in claim 1, 2, 3 or 4, wherein the middle part of the sealing sheet (3) is recessed upward, and the airflow hole (31) is located at the bottom of the recess.

6. A bottom-push draining structure according to claim 2, 3 or 4, wherein the middle part of the button (5) protrudes downwards.

7. The bottom-pressing liquid outlet structure as claimed in claim 6, wherein a lower annular side wall (43) is connected to the lower end surface of the mounting base bottom plate (42) downwards, and the height of the lower end of the lower annular side wall (43) is not higher than the lowest point of the middle part of the button (5) which protrudes downwards.

8. A bottom press-out structure as claimed in claim 2, 3 or 4, wherein the inner side of the upper ring-shaped side wall (41) and the outer side of the sealing sheet side wall (32) are hermetically connected by a rib and groove structure which is matched and embedded.

9. A bottom press-out structure as claimed in claim 2, 3 or 4, wherein the outer side surface of the upper annular side wall (41) is connected with the wall of the mounting hole in a sealing manner by a rib-groove structure which is matched and embedded.

10. The bottom pressing liquid outlet structure as claimed in claim 2, 3 or 4, wherein the outer side surface of the upper annular side wall (41) and/or the hole wall of the mounting hole is further provided with an interference seal ring protruding towards the opposite direction.