CN217457048U

CN217457048U - Pressing dropper for cosmetics

Info

Publication number: CN217457048U
Application number: CN202220785419.2U
Authority: CN
Inventors: 林利锋
Original assignee: Ninghai Yiyang Plastic Packaging Co ltd
Current assignee: Ninghai Yiyang Plastic Packaging Co ltd
Priority date: 2022-04-02
Filing date: 2022-04-02
Publication date: 2022-09-20
Anticipated expiration: 2032-04-02

Abstract

The application discloses a pressing dropper for cosmetics, which comprises an inner sleeve, wherein the outer wall of the inner sleeve is fixedly provided with a stop tooth and a first bulge; the outer tube, fixed being equipped with on the inner wall of outer tube with the stopper that the locking tooth corresponds, the stopper is suitable for inserting between the locking tooth and restriction interior sleeve pipe with the relative rotation of outer tube, fixed being equipped with on the inner wall of outer tube can with the first recess of first protruding joint is suitable for the restriction interior sleeve pipe with the axial relative displacement of outer tube. When the inner sleeve and the outer sleeve in the pressing dropper are installed, the inner sleeve is only required to be inserted into the outer sleeve, so that the first protrusion and the first groove are clamped, and the pressing dropper has the advantages of being convenient to install, saving time and reducing labor intensity.

Description

Pressing dropper for cosmetics

Technical Field

The application relates to the field of drip tools, in particular to a pressing dropper for cosmetics.

Background

Nowadays, press the burette widely used on cosmetics, in order to guarantee the leakproofness, prevent volatilizing of cosmetics, mostly will press the interior sleeve pipe in the burette and the container threaded connection of cosmetic liquid, when taking out the burette, need drive the interior sleeve pipe through the outer tube and screw out the cosmetics container with the burette to when pressing the rubber head, interior sleeve pipe can receive axial pressure, often use threaded connection or interference fit's mode to fix interior sleeve pipe and outer tube at present.

However, the conventional push dropper has the following drawbacks: adopt threaded connection or interference fit's mode to connect, inconvenient when can make the installation leads to staff's intensity of labour big and extravagant too much time.

Disclosure of Invention

An object of the present application is to provide a push dropper which is easy to install, saves time, and reduces labor intensity.

In order to achieve the above purposes, the technical scheme adopted by the application is as follows: a press dropper for cosmetics comprises

The outer wall of the inner sleeve is fixedly provided with a stopping tooth and a first bulge;

the outer tube, fixed being equipped with on the inner wall of outer tube with the stopper that the locking tooth corresponds, the stopper is suitable for inserting between the locking tooth and restriction interior sleeve pipe with the relative rotation of outer tube, fixed being equipped with on the inner wall of outer tube can with the first recess of first protruding joint is suitable for the restriction interior sleeve pipe with the axial relative displacement of outer tube.

As an improvement, a thread line is arranged inside the inner sleeve, and the bottom end of the inner sleeve is flush with the bottom end of the outer sleeve. The structure is used for connecting the press dropper with the cosmetic container.

Preferably, the pressing dropper further comprises a pressing piece, a rubber head and a dropper, the pressing piece is connected with the outer sleeve and abuts against the rubber head, the rubber head is fixedly connected with the inner sleeve, the dropper is inserted into the inner sleeve and is fixedly connected with the rubber head, an air cavity is arranged inside the rubber head, a liquid cavity is arranged in the dropper, and the air cavity is connected with and communicated with the liquid cavity.

Preferably, the pressing piece is suitable for being inserted into the outer sleeve, a fixing ring is fixedly arranged at the bottom end of the pressing piece, the outer diameter of the fixing ring is larger than the diameter of the hole in the outer sleeve, and the fixing ring is suitable for limiting the pressing piece to move outwards from the axial direction to be separated from the outer sleeve. The structure plays a role in connection and limiting.

Preferably, the pressing part is fixedly arranged on the pressing piece, the pressing part abuts against the top end of the rubber head, a protruding part is fixedly arranged at the top end of the rubber head, and the protruding part is arranged between the pressing parts. The structure can position the pressing piece.

Preferably, a second groove is fixedly formed in the outer side face of the rubber head, a second protrusion capable of being clamped with the second groove is fixedly arranged at the top end of the inner sleeve, and the rubber head is suitable for being fixedly connected with the inner sleeve and inserted into the inner sleeve. The structure is used for connecting the rubber head with the inner sleeve.

Preferably, a third bulge is fixedly arranged at the top end of the dropper, a third groove capable of being clamped with the third bulge is fixedly arranged in the rubber head, and the dropper is suitable for being inserted into the rubber head and fixedly connected with the rubber head. The structure is used for connecting the dropper with the rubber head.

Preferably, the bottom end of the air cavity is provided with an air outlet with a semicircular section, the top end of the liquid cavity is provided with an air inlet with a semicircular section, the air outlet and the air inlet are the same in size and are in concentric offset, and therefore the air cavity is communicated with the liquid cavity through the air outlet and the air inlet. The structure is used for connecting the air cavity and the liquid cavity, and reliably ensures the communication state and the sealing property of the air outlet and the air inlet.

Preferably, a buffer cavity is fixedly arranged at the bottom end of the liquid cavity, a liquid guide hole is fixedly arranged at the bottom end of the dropper, the liquid guide hole is communicated with the buffer cavity, and the buffer cavity and the liquid guide hole form a gourd-shaped structure. The structure has the function of slowing down the liquid outlet speed.

As an improvement, the bottom end of the inner sleeve is fixedly provided with anti-rotation teeth. The above structure can increase the sealing property.

Compared with the prior art, the beneficial effect of this application lies in:

this application has adopted including the sleeve pipe outside set up the stopping tooth and set up the retainer in outer sleeve pipe inboard, the retainer insert between the stopping tooth alright in order to restrict relative rotation to set up first recess and first bellied joint and limit axial displacement's technical means, guaranteed fixed stability, and when the installation, compare traditional means and have simple to operate, save time and reduce intensity of labour's advantage.

Drawings

FIG. 1 is a schematic view of the external structure of a push dropper of the present application;

FIG. 2 is a schematic diagram of an exploded structure of a push dropper of the present application;

FIG. 3 is a schematic cross-sectional view of a push-drop tube of the present application;

FIG. 4 is a schematic view of an inner cannula of a compression dropper of the present application;

FIG. 5 is a schematic cross-sectional view of an outer sleeve of a push-dropper of the present application;

fig. 6 is a schematic structural view of the connection between the inner tube and the outer tube of the pressing dropper according to the present invention.

In the figure: 1. an outer sleeve; 11. a first groove; 12. a stopper; 2. an inner sleeve; 21. a first protrusion; 22. a stop tooth; 23. a second protrusion; 24. a thread; 25. anti-rotation teeth; 3. a pressing member; 31. a fixing ring; 32. a pressing part; 4. a rubber head; 41. a second groove; 42. a boss portion; 43. a third groove; 44. an air cavity; 441. an air outlet; 5. a dropper; 52. a third protrusion; 53. a drain hole; 54. a liquid chamber; 541. an air inlet; 542. a buffer chamber.

Detailed Description

The present application is further described below with reference to specific embodiments, and it should be noted that, without conflict, any combination between the embodiments or technical features described below may form a new embodiment.

In the description of the present application, it should be noted that, for the terms of orientation, such as "central", "lateral", "longitudinal", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc., it indicates that the orientation and positional relationship shown in the drawings are based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the present application and simplifying the description, but does not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be construed as limiting the specific scope of protection of the present application.

It is noted that the terms first, second and the like in the description and in the claims of the present application are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order.

The terms "comprises," "comprising," and "having," and any variations thereof, in the description and claims of this application, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

As shown in fig. 1 to 6, a preferred embodiment of the present application includes:

the outer wall of the inner sleeve 2 is fixedly provided with a stop tooth 22 and a first bulge 21;

the outer sleeve 1 is characterized in that a stop piece 12 corresponding to the stop teeth 22 is fixedly arranged on the inner wall of the outer sleeve 1, the stop piece 12 is suitable for being inserted between the stop teeth 22 and limiting the relative rotation of the inner sleeve 2 and the outer sleeve 1, a first groove 11 capable of being clamped with the first protrusion 21 is fixedly arranged on the inner wall of the outer sleeve 1 and is suitable for limiting the axial relative displacement of the inner sleeve 2 and the outer sleeve 1, and the structure is used for connecting the outer sleeve 1 and the inner sleeve 2, so that the outer sleeve 2 is reliably guaranteed to rotate, and the inner sleeve 1 can rotate along with the outer sleeve 1.

In the embodiment, the thread line 24 is arranged in the inner sleeve 2, the thread line 24 is used for being in threaded connection with the cosmetic container, and the function of installing and detaching the pressing dropper on the cosmetic container when the inner sleeve 1 rotates along with the outer sleeve 2 is achieved. And the bottom end of the inner sleeve 2 is flush with the bottom end of the outer sleeve 1, and the flush of the bottom ends can reliably ensure that the inner sleeve 2 is more thoroughly connected with the thread on the cosmetic container.

In the embodiment, the bottom end of the inner sleeve 2 is further provided with an anti-rotation tooth 25, and the anti-rotation tooth 25 is used for being connected and fixed with a sealing strip arranged at the top end of the cosmetic container, so that the relative rotation between the pressing dropper and the cosmetic container is limited, a sealing effect is achieved, and the cosmetics are reliably prevented from being leaked and volatilized when not being unsealed.

In this embodiment, press the burette and still include pressing element 3, rubber head 4 and burette 5, pressing element 3 with outer tube 1 be connected and offset with rubber head 4, rubber head 4 fixed connection is in interior sleeve pipe 2, burette 5 inserts interior sleeve pipe 2 and rubber head 4 fixed connection, the inside air cavity 44 that is equipped with of rubber head 4 is equipped with sap cavity 54 in the burette 5, air cavity 44 is connected and communicates with each other with sap cavity 54.

In this embodiment, the pressing member 3 is adapted to be inserted into the outer sheath 1, and the bottom end of the pressing member 3 is fixedly provided with a fixing ring 31, the fixing ring 31 has an outer diameter larger than the diameter of the hole of the outer sheath 1, and the fixing ring 31 is adapted to restrict the pressing member 3 from moving outward in the axial direction and separating from the outer sheath 1, and the above structure is used to connect the pressing member 3 and the outer sheath 1, and restricts the moving amount of the pressing member 3 when it is reset after the pressing operation, thereby preventing the pressing member 3 from separating.

In this embodiment, the pressing portion 32 is fixedly disposed on the pressing member 3, the pressing portion 32 abuts against the top end of the rubber head 4, the protruding portion 42 is fixedly disposed on the top end of the rubber head 4, the protruding portion 42 is disposed between the pressing portions 32, when the pressing portion 32 is used for pressing the pressing member 3, the rubber head 4 is deformed by the pressure of the pressing portion 32, and the protruding portion 42 plays a role in positioning.

In this embodiment, the outer side surface of the rubber head 4 is fixedly provided with a second groove 41, the top end of the inner sleeve 2 is fixedly provided with a second protrusion 23 capable of being clamped with the second groove 41, the rubber head 4 is suitable for being fixedly connected with the inner sleeve 2 and inserted into the inner sleeve 2, the clamping structure is simple and stable, and the rubber head 4 and the inner sleeve 2 can be stably and fixedly connected.

In this embodiment, the top end of the dropper 5 is fixedly provided with the third protrusion 52, the inside of the rubber head 4 is fixedly provided with the third groove 43 capable of being clamped with the third protrusion 52, the dropper 5 is suitable for being inserted into the inside of the rubber head 4 and fixedly connected with the rubber head 4, the clamping structure is simple and stable, and the dropper 5 and the rubber head 4 can be stably and fixedly connected.

In this embodiment, the bottom end of the air cavity 44 is provided with an air outlet 441 with a semicircular cross section, the top end of the liquid cavity 54 is provided with an air inlet 541 with a semicircular cross section, the air outlet 441 and the air inlet 541 have the same size and are concentrically abutted, so that the air cavity 44 is communicated with the liquid cavity 54 through the air outlet 441 and the air inlet 541, the cross sections of the air outlet 441 and the air inlet 541 are semicircular, that is, the abutted part of the air outlet 441 and the air inlet 541 is arc-shaped, when the rubber head 4 is squeezed to drive the air cavity 44 to deform, the air outlet 441 can deform along with the air outlet, and the arc-shaped connection can reliably ensure that the direction of the friction force between the air outlet 441 and the air inlet 541 is collinear with the deformation displacement trend of the air outlet 441 at the moment, which is favorable for the stability of the interface and the air tightness of the device.

In this embodiment, the bottom end of the liquid chamber 54 is fixedly provided with a buffer chamber 542, the bottom end of the dropper 5 is fixedly provided with a liquid guiding hole 53, the liquid guiding hole 53 is communicated with the buffer chamber 542, the buffer chamber 542 and the liquid guiding hole 53 form a gourd-shaped structure, the buffer chamber 542 can buffer the liquid discharge process, the stability of the liquid when the liquid is dripped is increased, and the diameter of the liquid guiding hole 53 can be adjusted according to the actual product requirements during design and production, so as to adjust the flow rate during liquid discharge.

The foregoing has described the general principles, essential features, and advantages of the application. It will be understood by those skilled in the art that the present application is not limited to the embodiments described above, which are merely illustrative of the principles of the application, but that various changes and modifications may be made without departing from the spirit and scope of the application, and these changes and modifications are intended to be within the scope of the application as claimed. The scope of protection claimed by this application is defined by the following claims and their equivalents.

Claims

1. A press dropper for cosmetics is characterized in that: comprises that

2. A cosmetic push dropper according to claim 1 wherein: the inner sleeve is internally provided with a thread line, and the bottom end of the inner sleeve is flush with the bottom end of the outer sleeve.

3. A cosmetic push dropper according to claim 1 wherein: the pressing dropper further comprises a pressing piece, a rubber head and a dropper, the pressing piece is connected with the outer sleeve and abuts against the rubber head, the rubber head is fixedly connected with the inner sleeve, the dropper is inserted into the inner sleeve and fixedly connected with the rubber head, an air cavity is arranged inside the rubber head, a liquid cavity is arranged in the dropper, and the air cavity is connected with and communicated with the liquid cavity.

4. A cosmetic push dropper according to claim 3 wherein: the pressing piece is suitable for being inserted into the outer sleeve, a fixing ring is fixedly arranged at the bottom end of the pressing piece, the outer diameter of the fixing ring is larger than the diameter of the hole in the outer sleeve, and the fixing ring is suitable for limiting the pressing piece to move outwards from the axial direction to be separated from the outer sleeve.

5. A cosmetic push dropper according to claim 3 wherein: the pressing part is fixedly arranged on the pressing piece and abuts against the top end of the rubber head, and a protruding portion is fixedly arranged at the top end of the rubber head and arranged between the pressing parts.

6. A cosmetic push dropper according to claim 3 wherein: the rubber head is characterized in that a second groove is fixedly formed in the outer side face of the rubber head, a second protrusion capable of being clamped with the second groove is fixedly arranged at the top end of the inner sleeve, and the rubber head is suitable for being fixedly connected with the inner sleeve and inserted into the inner sleeve.

7. A cosmetic push dropper according to claim 3 wherein: the top end of the dropper is fixedly provided with a third bulge, a third groove capable of being clamped with the third bulge is fixedly arranged in the rubber head, and the dropper is suitable for being inserted into the rubber head and fixedly connected with the rubber head.

8. A cosmetic push dropper according to claim 3 wherein: the bottom end of the air cavity is provided with an air outlet with a semicircular section, the top end of the liquid cavity is provided with an air inlet with a semicircular section, and the air outlet and the air inlet are the same in size and are in concentric offset, so that the air cavity is communicated with the liquid cavity through the air outlet and the air inlet.

9. A cosmetic push dropper according to claim 3 wherein: the bottom mounting of sap cavity is equipped with the cushion chamber, the bottom mounting of burette is equipped with the drain hole, the drain hole with the cushion chamber communicates with each other, just the cushion chamber with the drain hole forms calabash shape structure.

10. A cosmetic push dropper according to claim 2 wherein: and the bottom end of the inner sleeve is fixedly provided with anti-rotation teeth.