CN212100057U - Dropper connecting structure of cosmetic bottle cap - Google Patents
Dropper connecting structure of cosmetic bottle cap Download PDFInfo
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- CN212100057U CN212100057U CN202020598164.XU CN202020598164U CN212100057U CN 212100057 U CN212100057 U CN 212100057U CN 202020598164 U CN202020598164 U CN 202020598164U CN 212100057 U CN212100057 U CN 212100057U
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Abstract
The utility model discloses a dropper connecting structure of a cosmetic bottle cap, a piston cylinder is arranged in the bottle cap, and a connecting cylinder extends downwards from the bottom end of the piston cylinder; the top end of the dropper is sleeved on the connecting cylinder; a pair of convex columns extend from the bottom end of the peripheral wall of the connecting cylinder; the top end of the dropper is provided with a pair of L-shaped notches; the L-shaped notch includes: a vertical notch section for inserting the convex column and a transverse notch section extending from the bottom end of the vertical notch section; the convex column is inserted into the corresponding L-shaped notch and is arranged in the transverse notch section corresponding to the L-shaped notch; the periphery of the connecting cylinder is also sleeved with a pressing ring and a second spring; the compression ring and the connecting cylinder share the same axis, and the inner peripheral wall of the compression ring is in sliding fit with the outer peripheral wall of the connecting cylinder; the press ring is arranged above the dropper, the second spring is arranged between the press ring and the piston cylinder, and the press ring is tightly pressed on the dropper by the second spring. The utility model discloses cosmetic bottle cap's burette connection structure, its assembly of the burette of being convenient for and bottle lid.
Description
Technical Field
The utility model relates to a burette connection structure of cosmetic bottle lid.
Background
The cosmetic bottle cap is used for sealing the bottle mouth of the cosmetic bottle, and some cosmetic bottle caps are also provided with a dropper and a piston mechanism matched with the dropper, so that liquid in the cosmetic bottle can be extracted through the dropper.
However, the dropper connecting structure of the existing cosmetic bottle cap is not ideal enough, and the assembly of the dropper and the bottle cap is inconvenient.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a burette connection structure of cosmetic bottle lid, its assembly of the burette of being convenient for and bottle lid.
In order to achieve the purpose, the technical scheme of the utility model is to design a dropper connecting structure of a cosmetic bottle cap, the bottle cap comprises a main cap body, a piston cylinder is arranged in the main cap body, the piston cylinder and the main cap body share the axis, a piston is arranged in the piston cylinder, a piston rod is arranged at the top of the piston, the piston rod upwards penetrates through the main cap body, a button is arranged at the top end of the piston rod, a first spring is further sleeved on the piston rod and is positioned between the button and the main cap body, the top end of the first spring is connected with the button, and the bottom end of the first spring is connected with the main cap body;
the bottom end of the piston cylinder extends downwards: a connecting cylinder for sleeving a dropper; the top end of the dropper is sleeved on the connecting cylinder, and the inner peripheral wall of the dropper is in sliding fit with the outer peripheral wall of the connecting cylinder;
a pair of horizontally arranged convex columns extend from the bottom end of the peripheral wall of the connecting cylinder, are symmetrically arranged by the axis of the connecting cylinder and share the axis; the top end of the dropper is provided with a pair of L-shaped notches which are symmetrically arranged by the axis of the dropper; the pair of L-shaped notches corresponds to the pair of convex columns one by one; the L-shaped notch includes: a vertical notch section for inserting the convex column and a transverse notch section extending from the bottom end of the vertical notch section; the convex column is inserted into the corresponding L-shaped notch and is arranged in the transverse notch section corresponding to the L-shaped notch;
the periphery of the connecting cylinder is also sleeved with a pressing ring and a second spring; the compression ring and the connecting cylinder share the same axis, and the inner peripheral wall of the compression ring is in sliding fit with the outer peripheral wall of the connecting cylinder; the press ring is located above the dropper, the second spring is located between the press ring and the piston cylinder, the second spring is always in a compressed state, and the press ring is tightly pressed on the dropper by the second spring.
Preferably, the connecting cylinder is coaxial with the piston cylinder.
Preferably, the main cover includes: a circular top wall and a cylindrical side wall extending downwardly from the top wall rim.
Preferably, the inner peripheral surface of the main cover side wall is provided with: the internal thread structure is used for being in threaded connection with the opening of the cosmetic bottle.
The utility model has the advantages and the beneficial effects that: provides a dropper connecting structure of a cosmetic bottle cap, which is convenient for assembling a dropper and the bottle cap.
When the dropper is assembled with the bottle cap, the top end of the dropper is sleeved on the connecting cylinder, the vertical notch sections of the pair of L-shaped notches at the top end of the dropper are respectively aligned with the pair of convex columns on the outer peripheral wall of the connecting cylinder, the connecting cylinder moves downwards relative to the dropper, the convex columns are inserted into the corresponding vertical notch sections, and the dropper can push the pressing ring towards the piston cylinder in the process that the convex columns move downwards along the vertical notch sections; when the convex column reaches the bottom end of the vertical gap section, the dropper is rotated relative to the connecting cylinder, and then the convex column is rotated into the transverse gap section; after the convex column is rotated into the transverse gap section, the dropper is loosened, the pressing ring can be pressed on the dropper by the second spring, the top end of the dropper is clamped and fixed by the pressing ring and the pair of convex columns, and the assembly of the dropper and the bottle cap is completed.
The bottle cap with the dropper is used as follows:
1) inserting a dropper into the liquid of the cosmetic bottle, screwing a bottle cap on a bottle opening of the cosmetic bottle, wherein the bottle opening is provided with an external thread structure for being in threaded connection with an inner cap; then a button is pressed, the button can drive the piston to move downwards through the piston rod, the dropper is communicated with the piston cylinder through the connecting cylinder, and in the process of moving downwards, part of air in the dropper is squeezed out from the bottom end of the dropper, so that negative pressure is generated in the dropper; then the button is released, the first spring drives the button to automatically rebound and reset, the button drives the piston to move upwards and reset, and in the process of moving upwards, part of liquid in the cosmetic bottle is sucked into the dropper;
2) unscrewing the bottle cap from the bottle mouth of the cosmetic bottle, and drawing the dropper out of the cosmetic bottle; the dropper is aligned to the part of the human body to be smeared with the liquid, the button is pressed, the piston is moved downwards again, and in the process of moving the piston downwards, part or all of the liquid in the dropper is squeezed out from the bottom end of the dropper and drops to the part of the human body to be smeared with the liquid.
Drawings
Fig. 1 is a schematic diagram of the present invention.
Detailed Description
The following description will further describe embodiments of the present invention with reference to the accompanying drawings and examples. The following examples are only for illustrating the technical solutions of the present invention more clearly, and the protection scope of the present invention is not limited thereby.
The utility model discloses the technical scheme who specifically implements is:
as shown in fig. 1, a dropper connecting structure of a cosmetic bottle cap, the bottle cap includes a main cap body 1, a piston cylinder 2 is arranged in the main cap body 1, the piston cylinder 2 and the main cap body 1 share an axis, a piston 21 is arranged in the piston cylinder 2, a piston rod 22 is arranged at the top of the piston 21, the piston rod 22 upwardly penetrates through the main cap body 1, a button 3 is arranged at the top end of the piston rod 22, a first spring 31 is further sleeved on the piston rod 22, the first spring 31 is located between the button 3 and the main cap body 1, the top end of the first spring 31 is connected with the button 3, and the bottom end of the first spring 31 is connected with the main cap body 1;
the bottom end of the piston cylinder 2 extends downwards: a connecting cylinder 4 for sleeving a dropper 5; the top end of the dropper 5 is sleeved on the connecting cylinder 4, and the inner peripheral wall of the dropper 5 is in sliding fit with the outer peripheral wall of the connecting cylinder 4;
a pair of horizontally arranged convex columns 41 extend from the bottom end of the peripheral wall of the connecting cylinder 4, the convex columns 41 are symmetrically arranged by the axis of the connecting cylinder 4, and the convex columns 41 are coaxial; the top end of the dropper 5 is provided with a pair of L-shaped notches 6, and the L-shaped notches 6 are symmetrically arranged around the axis of the dropper 5; the pair of L-shaped notches 6 corresponds to the pair of convex columns 41 one by one; the L-shaped notch 6 includes: a vertical notch section 61 for inserting the convex column 41, and a transverse notch section 62 extending from the bottom end of the vertical notch section 61; the convex column 41 is inserted into the corresponding L-shaped notch 6, and the convex column 41 is arranged in the transverse notch section 62 corresponding to the L-shaped notch 6;
the periphery of the connecting cylinder 4 is also sleeved with a pressing ring 7 and a second spring 71; the press ring 7 and the connecting cylinder 4 are coaxial, and the inner peripheral wall of the press ring 7 is in sliding fit with the outer peripheral wall of the connecting cylinder 4; the press ring 7 is positioned above the dropper 5, the second spring 71 is positioned between the press ring 7 and the piston cylinder 2, the second spring 71 is always in a compressed state, and the press ring 7 is pressed on the dropper 5 by the second spring 71.
The connecting cylinder 4 and the piston cylinder 2 are coaxial.
The main lid body 1 includes: a circular top wall 11, and a cylindrical side wall 12 extending downwardly from the edge of the top wall 11.
The inner peripheral surface of the side wall 12 of the main cover body 1 is provided with: and the internal thread structure 13 is used for being in threaded connection with the opening of the cosmetic bottle.
The utility model discloses 5 connection structure of burette of cosmetic bottle lid, its assembly of the burette 5 of being convenient for and bottle lid.
When the dropper 5 is assembled with the bottle cap, the top end of the dropper 5 is sleeved on the connecting cylinder 4, the vertical notch sections 61 of the pair of L-shaped notches 6 at the top end of the dropper 5 are respectively aligned with the pair of convex columns 41 on the outer peripheral wall of the connecting cylinder 4, the connecting cylinder 4 moves downwards relative to the dropper 5, the convex columns 41 are inserted into the corresponding vertical notch sections 61, and the pressing ring 7 can be pushed towards the piston cylinder 2 by the dropper 5 in the process that the convex columns 41 move downwards along the vertical notch sections 61; when the convex column 41 reaches the bottom end of the vertical notch section 61, the dropper 5 is rotated relative to the connecting cylinder 4, and then the convex column 41 is rotated into the transverse notch section 62; after the convex column 41 is rotated into the transverse notch section 62, the dropper 5 is loosened, the press ring 7 can be pressed on the dropper 5 by the second spring 71, the top end of the dropper 5 is clamped and fixed by the press ring 7 and the pair of convex columns 41, and the assembly of the dropper 5 and the bottle cap is completed.
The bottle cap equipped with the dropper 5 is used as follows:
1) inserting the dropper 5 into the liquid of the cosmetic bottle, and screwing the bottle cap on the bottle mouth of the cosmetic bottle, wherein the bottle mouth is provided with an external thread structure for being in threaded connection with the inner cap; then the button 3 is pressed, the button 3 can drive the piston 21 to move downwards through the piston rod 22, the dropper 5 is communicated with the piston cylinder 2 through the connecting cylinder 4, and in the process of moving downwards of the piston 21, part of air in the dropper 5 is squeezed out from the bottom end of the dropper 5, so that the dropper 5 generates negative pressure; then the button 3 is released, the first spring 31 drives the button 3 to automatically rebound and reset, the button 3 drives the piston 21 to move upwards and reset, and in the process that the piston 21 moves upwards, part of liquid in the cosmetic bottle is sucked into the dropper 5;
2) unscrewing the bottle cap from the bottle mouth of the cosmetic bottle, and drawing the dropper 5 out of the cosmetic bottle; the dropper 5 is aligned with the part of the human body to be smeared with the liquid, the button 3 is pressed, the piston 21 is moved downwards again, and in the process that the piston 21 moves downwards, part or all of the liquid in the dropper 5 is squeezed out from the bottom end of the dropper 5 and drops to the part of the human body to be smeared with the liquid.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the technical principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.
Claims (4)
1. The dropper connecting structure of the cosmetic bottle cap is characterized in that the bottle cap comprises a main cap body, a piston cylinder is arranged in the main cap body, the piston cylinder and the main cap body share the axis, a piston is arranged in the piston cylinder, a piston rod is arranged at the top of the piston, the piston rod upwards penetrates through the main cap body, a button is arranged at the top end of the piston rod, a first spring is further sleeved on the piston rod, the first spring is positioned between the button and the main cap body, the top end of the first spring is connected with the button, and the bottom end of the first spring is connected with the main cap body;
the bottom end of the piston cylinder extends downwards: a connecting cylinder for sleeving a dropper; the top end of the dropper is sleeved on the connecting cylinder, and the inner peripheral wall of the dropper is in sliding fit with the outer peripheral wall of the connecting cylinder;
a pair of horizontally arranged convex columns extend from the bottom end of the peripheral wall of the connecting cylinder, are symmetrically arranged by the axis of the connecting cylinder and share the axis; the top end of the dropper is provided with a pair of L-shaped notches which are symmetrically arranged by the axis of the dropper; the pair of L-shaped notches corresponds to the pair of convex columns one by one; the L-shaped notch includes: a vertical notch section for inserting the convex column and a transverse notch section extending from the bottom end of the vertical notch section; the convex column is inserted into the corresponding L-shaped notch and is arranged in the transverse notch section corresponding to the L-shaped notch;
the periphery of the connecting cylinder is also sleeved with a pressing ring and a second spring; the compression ring and the connecting cylinder share the same axis, and the inner peripheral wall of the compression ring is in sliding fit with the outer peripheral wall of the connecting cylinder; the press ring is located above the dropper, the second spring is located between the press ring and the piston cylinder, the second spring is always in a compressed state, and the press ring is tightly pressed on the dropper by the second spring.
2. The dropper connecting structure of claim 1 wherein the connecting cylinder is coaxial with the piston cylinder.
3. The dropper connecting structure of cosmetic bottle cap according to claim 2, wherein the main cap body comprises: a circular top wall and a cylindrical side wall extending downwardly from the top wall rim.
4. The dropper connecting structure of the cosmetic bottle cap according to claim 3, wherein the inner circumferential surface of the side wall of the main cap body is provided with: the internal thread structure is used for being in threaded connection with the opening of the cosmetic bottle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020598164.XU CN212100057U (en) | 2020-04-21 | 2020-04-21 | Dropper connecting structure of cosmetic bottle cap |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020598164.XU CN212100057U (en) | 2020-04-21 | 2020-04-21 | Dropper connecting structure of cosmetic bottle cap |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212100057U true CN212100057U (en) | 2020-12-08 |
Family
ID=73641526
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020598164.XU Active CN212100057U (en) | 2020-04-21 | 2020-04-21 | Dropper connecting structure of cosmetic bottle cap |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212100057U (en) |
-
2020
- 2020-04-21 CN CN202020598164.XU patent/CN212100057U/en active Active
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