CN211242060U

CN211242060U - Lipstick core structure

Info

Publication number: CN211242060U
Application number: CN201921651495.9U
Authority: CN
Inventors: 曾文炳; 彭福鹏; 彭增加; 陈浩
Original assignee: Huizhou Yikun Packaging Products Co ltd
Current assignee: Huizhou Yikun Packaging Products Co ltd
Priority date: 2019-09-29
Filing date: 2019-09-29
Publication date: 2020-08-14
Anticipated expiration: 2029-09-29

Abstract

The utility model relates to a lipstick core structure, which comprises an inner barrel, wherein the lower end of the inner barrel is provided with a rotating handle, the upper side of the rotating handle is provided with a stop convex edge, the middle wall of the inner barrel is relatively provided with two longitudinal lifting grooves, and a torsion increasing device is arranged between the rotating handle and the stop convex edge; the lifting cup is sleeved inside the inner cylinder, two convex blocks are arranged on the outer surface of the middle part of the lifting cup, the convex blocks are embedded into the lifting groove and exposed out of the outer surface of the inner cylinder, and the convex blocks can slide up and down along the lifting groove; the spiral cover is sleeved outside the inner barrel, a spiral groove is formed in the inner wall of the middle of the spiral cover, the spiral groove is sleeved with the outer end of a lug, and the lug slides up and down along the spiral groove to drive the lifting cup to lift; the shell is sleeved on the outer surface of the spiral cover stuck with glue; the torsion increasing device is an O-shaped elastic ring or a corrugated strip. Two parallel inclined planes are arranged on two sides of the convex block, and the inclined planes are attached to the upper and lower groove edges of the spiral groove. This scheme reasonable in design, simple and practical, torsion is stable, balanced, and is good with the compatibility of many money mouthful of infrared shell boxes.

Description

Lipstick core structure

Technical Field

The utility model relates to a cosmetics container design field especially relates to a structure of lipstick core.

Background

Lipstick cosmetics are necessities of modern women, particularly professional women, and the comfort level of a user to use the products is higher and higher. Lipstick cosmetics are usually composed of an outer casing box and an inner lipstick core. As shown in fig. 1, the conventional lipstick core is composed of an inner barrel 1, a lifting cup 4 sleeved in the inner barrel 1, a spiral cover 2 sleeved outside the inner barrel 1, and a housing 3 sleeved outside the spiral cover 2.

The existing lipstick core has the following defects:

(1) if lipstick core feel mainly depends on lubricating oil control, the temperature that lubricating oil received the great lubricating oil of temperature influence is lower, and lubricating oil can be viscous more, and under the very big condition of difference in temperature, the torsion difference of lipstick core is very big, and torsion is unstable promptly, and lubricating oil in the lipstick core can lead to environment secondary pollution simultaneously.

(2) The lifting cup of the lipstick core is easy to fall off when lifted to the middle section for use;

(3) the sliding resistance between the surface of the lifting cup of the lipstick core and the inner wall of the inner barrel is large;

(4) the torsion between the inner barrel of the lipstick core and the spiral cover is not enough, the hand feeling is not good, and the torsion is not balanced.

To overcome these problems, we have invented a structure for a lipstick core.

SUMMERY OF THE UTILITY MODEL

The utility model discloses an invention aim at solve current lipstick core, if feel by lubricating oil control, lubricating oil receives the temperature influence great, makes torsion unstable, and lubricating oil can lead to environmental secondary pollution, and the lift cup rises easily to fall when the middle section is used, and sliding resistance is big between the inner wall of lift cup surface and inner tube, and the torsion between inner tube and the spiral shell is not enough, feels not good, the unbalanced problem of torsion. The concrete solution is as follows:

a lipstick core construction comprising:

the lower end of the inner cylinder is provided with a rotating handle, the upper side of the rotating handle is provided with a stop convex edge, the middle wall of the inner cylinder is oppositely provided with two longitudinal lifting grooves, the top end of the inner cylinder is provided with a radial drifting circular edge, a gap is arranged between the upper end of one lifting groove and the drifting circular edge, the diameter of the drifting circular edge can be reduced when the pressure is applied to the gap, and a torsion increasing device is arranged between the rotating handle and the stop convex edge;

the lifting cup is sleeved inside the inner cylinder, two bumps are arranged on the outer surface of the middle part of the lifting cup, the bumps are embedded into the lifting groove and exposed out of the outer surface of the inner cylinder, the lifting cup can slide up and down along the lifting groove, a plurality of longitudinal protrusions are uniformly arranged on the outer surface of the lifting cup at intervals, and the outer surface of the protrusion is in clearance fit with the inner wall of the inner cylinder;

the spiral cover is sleeved outside the inner cylinder, a circle of convex ring is arranged at the lower end of the spiral cover and protrudes out of the outer surface of the spiral cover, a positioning groove is arranged on the inner wall of the convex ring and is matched with the stop convex edge, a spiral groove is arranged on the inner wall of the middle part of the spiral cover and is sleeved with the outer end of a lug, and when a rotating handle of the inner cylinder is rotated, the lug slides up and down along the spiral groove to drive the lifting cup to lift;

the outer shell is sleeved on the outer surface of the spiral cover stuck with the glue and is stuck tightly, and the outer surface of the outer shell is flush with the outer surface of the convex ring;

the torsion increasing device is an O-shaped elastic ring or a corrugated strip.

Furthermore, the upper end and the lower end of the shell are provided with openings, the upper end opening of the shell is slightly contracted, the end surface of the upper end opening is slightly higher than the end surface of the upper end of the inner cylinder, and the shell is made of metal or plastic materials.

Furthermore, a circle of concave ring is arranged on the outer surface of the upper end of the spiral cover.

Furthermore, the outer surfaces of the upper end and the lower end of the lifting cup are slightly contracted.

Furthermore, two parallel inclined planes are arranged on the upper side and the lower side of the convex block, and the two inclined planes are attached to the upper groove edge and the lower groove edge of the spiral groove, so that the convex block is in surface contact with the spiral groove, and the lifting cup is not easy to fall off at any point of the spiral groove.

Furthermore, in order to facilitate the structural matching of the lipstick core and the lipstick case, a circular tooth through hole is formed in the center of the bottom end of the inner barrel, a rectangular groove is formed in the end face of the bottom end of the inner barrel along the diameter, and the depth of the rectangular groove is shallower than that of the circular tooth through hole.

Furthermore, the outer surface of the rotating handle is provided with two circles of convex lines.

Furthermore, the upper end of the lifting groove is provided with a bend which is bent by 90 degrees leftwards and is used for controlling the lifting cup not to fall off when the lifting cup is positioned at the top end, and the lower end of the lifting groove is provided with a bend which is bent by 90 degrees rightwards and is used for controlling the lifting cup to return and not easy to rotate upwards under the influence of external force.

Further alternative 1: the O-shaped elastic ring is a circular rubber ring, the circular rubber ring is embedded in a circular groove in the outer surface of the inner cylinder, the circular groove is formed between the stop convex edge and the rotating handle, and the circular rubber ring protrudes out of the circular groove and is in abutting contact with the inner wall of the spiral cover.

Further alternative 2: the two wave-shaped strips are oppositely arranged between the stop convex edge on the outer surface of the inner cylinder and the rotating handle, one end of each wave-shaped strip is connected with the outer surface of the inner cylinder, and the other end of each wave-shaped strip is a free end; one wave-shaped strip horizontally winds the outer surface of the inner cylinder leftwards, the other wave-shaped strip horizontally winds the outer surface of the inner cylinder rightwards, and the outer sides of the two wave-shaped strips are in abutting contact with the inner wall of the spiral cover.

To sum up, adopt the utility model discloses a technical scheme has following beneficial effect:

the utility model provides a current lipstick core, if feel by lubricating oil control, lubricating oil receives the temperature influence great, makes torsion unstable, and lubricating oil can lead to environment secondary pollution, and the lift cup rises and easily falls when the middle section is used, and sliding resistance is big between the inner wall of lift cup surface and inner tube, and torsion between inner tube and the spiral shell is not enough, feels not good, the unbalanced problem of torsion. The upper and lower both sides of two lugs of this scheme's lift cup surface have set up two inclined planes that are parallel to each other, and two inclined planes and the laminating of the upper and lower trough limit of helicla flute make for the face contact between lug and the helicla flute, and the cup is difficult for dropping in the arbitrary point lift of helicla flute. A plurality of longitudinal protrusions are evenly spaced on the outer surface of the lifting cup and are in clearance fit with the inner wall of the inner cylinder, so that the upper and lower sliding resistance between the outer surface of the lifting cup and the inner wall of the inner cylinder is reduced, the convex blocks cannot be separated from the lifting groove, and the rotation of the rotating handle is facilitated smoothly and freely. The design of the torsion increasing device in two modes increases the torsion of the rotating inner barrel, reduces the clearance between the inner barrel and the spiral cover, prevents the loosening of components in the lipstick core, reduces the noise during rotation, and ensures the balance and stability of the torsion. The design of circle tooth through-hole or the rectangular channel of inner tube lower extreme, the structure that makes things convenient for this scheme's lipstick core can with box at the bottom of the many types of lipstick shell cooperatees, and the commonality is good. In a word, the structural design of this scheme lipstick core is reasonable, simple and practical, and torsion is stable, balanced, and is good with the compatibility of many money mouthful infrared shell boxes.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are needed to be used in the description of the embodiments of the present invention will be briefly described below. It is obvious that the drawings in the following description are only some embodiments of the invention, and that for a person skilled in the art, other drawings can be derived from them without inventive faculty.

FIG. 1 is an exploded view of a prior art lipstick core;

FIG. 2 is an external view of the structure of a lipstick core of the present invention;

FIG. 3 is an exploded view of a lipstick core according to embodiment 1 of the present invention;

fig. 4 is an axial sectional view of embodiment 1 of the present invention taken along line a-a in fig. 2;

FIG. 5 is an enlarged view of area C of FIG. 4;

fig. 6 is an exploded view of a lipstick core according to embodiment 2 of the present invention;

fig. 7 is an axial sectional view of embodiment 2 of the present invention taken along line a-a of fig. 2;

fig. 8 is a transverse sectional view of embodiment 2 of the present invention along the line B-B in fig. 2.

Description of reference numerals:

1-inner cylinder, 11-rotating handle, 12-stop convex edge, 13-lifting groove, 14-floating round edge, 15-notch, 16-round groove, 17-round tooth through hole, 18-rectangular groove, 19-convex pattern, 131-bend, 2-spiral cover, 21-convex ring, 22-positioning groove, 23-spiral groove, 24-concave ring, 3-outer shell, 31-upper port, 4-lifting cup, 41-convex block, 42-convex , 43-inclined plane, 44-rib, 5-O-shaped elastic ring and 6-wave-shaped strip.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

Example 1:

as shown in fig. 2 to 5, a lipstick core structure comprising:

the inner cylinder 1, its bottom end has turning stems 11, the upside of turning stem 11 has stop chimbs 12, the middle wall of the inner cylinder 1 has two longitudinal lifting troughs 13 relatively, the top of the inner cylinder 1 has radial floating round edges 14, there is a gap 15 between upper end of one lifting trough 13 and floating round edge 14, the gap 15 can make the floating round edge 14 become small in diameter (facilitate to put into spiral cover 2 mentioned in the text after) when being stressed, turning stem 11 and stop chimbs 12, there are torsion-increasing devices, the torsion-increasing device is an O-shaped elastic ring 5 in this embodiment;

the lifting cup 4 is sleeved inside the inner cylinder 1, two bumps 41 are arranged on the outer surface of the middle part of the lifting cup 4, the bumps 41 are embedded into the lifting groove 13 and exposed out of the outer surface of the inner cylinder 1, and can slide up and down along the lifting groove 13, a plurality of longitudinal protrusions 42 which are parallel to each other are uniformly arranged on the outer surface of the lifting cup 4 at intervals, the outer surface of the protrusion 42 is in clearance fit with the inner wall of the inner cylinder 1, and the outer surface of the protrusion 42 is in trapezoidal contraction;

the spiral cover 2 is sleeved outside the inner cylinder 1, the protruding edge 14 protrudes out of the upper end of the spiral cover 2, a circle of convex ring 21 is arranged at the lower end of the spiral cover 2, the convex ring 21 protrudes out of the outer surface of the spiral cover 2, a positioning groove 22 is arranged on the inner wall of the convex ring 21, the positioning groove 22 is matched with and sleeved with the stop convex edge 12, a spiral groove 23 is arranged on the inner wall of the middle part of the spiral cover 2, the spiral groove 23 is sleeved with the outer end of the convex block 41, and when the rotating handle 11 of the inner cylinder 1 is rotated, the convex block 41 slides up and down along the spiral groove 23 to drive the lifting cup 4;

the outer shell 3 is sleeved on the outer surface of the spiral cover 2 stuck with glue and is stuck tightly, the outer surface of the outer shell 3 is flush with the outer surface of the convex ring 21, and the lower end of the outer shell 3 is abutted against the upper end of the convex ring 21.

Furthermore, the upper and lower ends of the outer shell 3 are open, the upper port 31 is slightly contracted, the end surface of the upper port 31 is slightly higher than the end surface of the upper end of the inner cylinder 1, and the outer shell 3 is made of metal or plastic material, preferably metal aluminum.

Further, the outer surface of the upper end of the spiral cover 2 is provided with a ring of concave rings 24.

Furthermore, the outer surfaces of the upper end and the lower end of the lifting cup 4 are slightly contracted, the bottom of the lifting cup 4 is a grid or a pore plate or a flat plate (not shown in the figure), a lipstick (not shown in the figure) is arranged inside the lifting cup 4, a plurality of ribs 44 are arranged on the inner wall of the lifting cup 4, and the lipstick and the lifting cup 4 are isolated by the ribs 44.

Furthermore, two mutually parallel inclined surfaces 43 are arranged on the upper side and the lower side of the convex block 41, and the two inclined surfaces 43 are attached to the upper groove edge and the lower groove edge (shown in figure 4) of the spiral groove 23, so that the convex block 41 is in surface contact with the spiral groove 23, and the lifting cup 4 is not easy to fall off at any point of the spiral groove 23.

Further, in order to facilitate the structural matching between the lipstick core and the lipstick casing box (not shown in the figure), a circular tooth through hole 17 is formed in the center of the bottom end of the inner barrel 1, a rectangular groove 18 is formed in the bottom end face of the inner barrel 1 along the diameter, and the depth of the rectangular groove 18 is shallower than that of the circular tooth through hole 17.

Further, the outer surface of the stem 11 is provided with two circles of raised lines 19.

Furthermore, the upper end of the lifting groove 13 is provided with a bend 131 bent by 90 degrees leftwards for controlling the lifting cup 4 not to fall off when being positioned at the top end, and the lower end of the lifting groove 13 is provided with a bend 131 bent by 90 degrees rightwards for controlling the lifting cup 4 not to be easily influenced by external force to rotate upwards after returning.

Furthermore, the O-shaped elastic ring 5 is a circular rubber ring which is embedded in a circular groove 16 on the outer surface of the inner cylinder 1, the circular groove 16 is arranged between the stop convex edge 12 and the rotating handle 11, and the circular rubber ring protrudes out of the circular groove 16 and is in abutting contact with the inner wall of the spiral cover 2.

Example 2:

as shown in fig. 2 and 6 to 8, the difference from the above embodiment 1 is that the torsion increasing device is a wave-shaped strip 6, two wave-shaped strips 6 are arranged between a stop convex edge 12 and a rotating handle 11 of the outer surface of the inner cylinder 1, one end of the wave-shaped strip 6 is connected with the outer surface of the inner cylinder 1, the other end is a free end, one wave-shaped strip 6 horizontally winds around the outer surface of the inner cylinder 1 leftward, the other wave-shaped strip 6 horizontally winds around the outer surface of the inner cylinder 1 rightward, and the outer sides of the two wave-shaped strips 6 are both in pressing contact with the inner wall of the spiral cover 2. The wavy strip 6 is a part of the outer surface of the inner cylinder 1 and is extruded out together during injection molding, so that the material and labor cost for additionally arranging the circular rubber ring can be saved. The rest of the contents are completely the same as those of embodiment 1, and are not described again.

the utility model provides a current lipstick core, if feel by lubricating oil control, lubricating oil receives the temperature influence great, makes torsion unstable, and lubricating oil can lead to environment secondary pollution, and the lift cup rises and easily falls when the middle section is used, and sliding resistance is big between the inner wall of lift cup surface and inner tube, and torsion between inner tube and the spiral shell is not enough, feels not good, the unbalanced problem of torsion. The upper and lower both sides of two lugs 41 of this scheme's lift cup 4 surface have set up two inclined planes 43 that are parallel to each other, and two inclined planes 43 and the laminating of the upper and lower trough limit of helicla flute 23 make be face contact between lug 41 and the helicla flute 23, and at the random point of helicla flute 23, lift cup 4 is difficult for falling. A plurality of longitudinal protrusions 42 are formed on the outer surface of the lift cup 4 at regular intervals and are in clearance fit with the inner wall of the inner cylinder 1, so that the up-and-down sliding resistance between the outer surface of the lift cup 4 and the inner wall of the inner cylinder 1 is reduced, the protrusion 41 is prevented from coming out of the lift groove 13, and the rotation of the rotating handle 11 is facilitated smoothly. The design of the torsion increasing device with two modes increases the torsion of the rotating inner barrel 1, reduces the clearance between the inner barrel 1 and the spiral cover 2, prevents the loosening of the components in the lipstick core, reduces the noise during rotation, and ensures the balance and stability of the torsion. The design of circular tooth through-hole 17 or rectangular channel 18 of inner tube 1 lower extreme makes things convenient for the lipstick core of this scheme can cooperate with the structure of box (box at the bottom of the shell + shell lid, constitute a complete shell box) at the bottom of the many styles lipstick shell, and the commonality is good. In a word, the structural design of this scheme lipstick core is reasonable, simple and practical, and torsion is stable, balanced, and is good with the compatibility of many money mouthful infrared shell boxes.

The above-described embodiments do not limit the scope of the present invention. Any modification, equivalent replacement, and improvement made within the spirit and principle of the above-described embodiments should be included in the protection scope of the technical solution.

Claims

1. A lipstick core structure comprising:

2. A lipstick core structure as defined in claim 1, wherein: the upper end and the lower end of the shell are provided with openings, the upper end opening of the shell is slightly contracted, the end surface of the upper end opening is slightly higher than the end surface of the upper end of the inner cylinder, and the shell is made of metal or plastic materials.

3. A lipstick core structure as defined in claim 2, wherein: the outer surface of the upper end of the spiral cover is provided with a circle of concave ring.

4. A lipstick core structure as claimed in claim 3, wherein: the outer surfaces of the upper end and the lower end of the lifting cup are slightly contracted.

5. A lipstick core structure as claimed in claim 4, wherein: the upper and lower both sides of lug are equipped with two inclined planes that are parallel to each other, two inclined planes with the laminating of the upper and lower trough limit of helicla flute makes for face contact between lug and the helicla flute, and the cup is difficult for falling in the arbitrary point lift of helicla flute.

6. A lipstick core structure as claimed in claim 5, wherein: the bottom center of inner tube is equipped with the round tooth through-hole, and the bottom terminal surface of inner tube is equipped with the rectangular channel along the diameter, and the degree of depth of rectangular channel is shallow in the degree of depth of round tooth through-hole.

7. A lipstick core structure as claimed in claim 6, wherein: the outer surface of the rotating handle is provided with two circles of convex lines.

8. A lipstick core structure as claimed in claim 7, wherein: the upper end of the lifting groove is provided with a bend which is bent by 90 degrees leftwards and is used for controlling the lifting cup not to fall off when being positioned at the top end, and the lower end of the lifting groove is provided with a bend which is bent by 90 degrees rightwards and is used for controlling the lifting cup to return and not easy to rotate upwards under the influence of external force.

9. A lipstick core structure as claimed in claim 8, wherein: the O-shaped elastic ring is a circular rubber ring, the circular rubber ring is embedded in a circular groove in the outer surface of the inner cylinder, the circular groove is formed between the stop convex edge and the rotating handle, and the circular rubber ring protrudes out of the circular groove and is in abutting contact with the inner wall of the spiral cover.

10. A lipstick core structure as claimed in claim 8, wherein: the two wave-shaped strips are oppositely arranged between the stop convex edge on the outer surface of the inner cylinder and the rotating handle, one end of each wave-shaped strip is connected with the outer surface of the inner cylinder, and the other end of each wave-shaped strip is a free end; one wave-shaped strip horizontally winds the outer surface of the inner cylinder leftwards, the other wave-shaped strip horizontally winds the outer surface of the inner cylinder rightwards, and the outer sides of the two wave-shaped strips are in abutting contact with the inner wall of the spiral cover.