CN210158200U

CN210158200U - Eyebrow pencil container with replaceable core

Info

Publication number: CN210158200U
Application number: CN201920791412.XU
Authority: CN
Inventors: 王莹
Original assignee: Shanghai Rongao Packaging Technology Co ltd
Current assignee: Shanghai Rongao Packaging Technology Co ltd
Priority date: 2019-05-29
Filing date: 2019-05-29
Publication date: 2020-03-20
Anticipated expiration: 2029-05-29

Abstract

The utility model provides a eyebrow pencil container of interchangeable core, including nib, pen-holder and pen cover, the nib divide into anterior segment and back end with the nib through the protruding circle of the round that is located the middle part, and the rear end of nib inserts in the pen-holder, the pen cover can the lock be in the anterior segment of nib is equipped with the through-hole in the nib and locates the push rod that is used for driving the refill round trip movement in the through-hole, is equipped with the trompil on the back end of nib, is equipped with the shell fragment in the trompil, is equipped with the arch on the shell fragment, be equipped with on the pore wall in the pen-holder with protruding complex recess, protruding lock in the recess, make recess and protruding lock through. In addition, the elastic sheet can be in self-adaptive matching by utilizing elastic deformation, so that the requirement on precision is not too great, and the production cost is effectively reduced.

Description

Eyebrow pencil container with replaceable core

Technical Field

The utility model relates to a cosmetics field especially relates to an eyebrow pencil container of interchangeable core.

Background

The eyebrow pencil is a common cosmetic, and the existing eyebrow pencil is mostly a disposable product, can be wholly discarded after being used, not only wastes resources, but also brings the limitation for using high-grade materials to manufacture a pen holder and a pen cap, and reduces the whole grade of the eyebrow pencil. In order to meet the requirement of consumers, the eyebrow pencil container with replaceable core is shown in fig. 4, which shows a eyebrow pencil with replaceable core in the prior art, comprising a pencil head 100 and a pencil shaft 200, wherein a ring of annular protrusion 700 is arranged at the outer edge of the pencil head 100, and a groove matched with the annular protrusion 700 is arranged at the inner wall of the pencil shaft 200, so as to realize the buckling fit of the two. When the pen point 100 is used up, the new pen point 100 is used to replace the original pen point, and the pen holder 200 can be kept for continuous use. However, the eyebrow pencil of this structure has the following problems: firstly, the bulge is buckled with the groove through self elastic deformation, and large deformation force needs to be overcome, so that the insertion and the extraction of the pen point module are laborious, and the situation of difficult insertion and extraction can occur to a girl with small strength; secondly, this kind of structure has very high requirement to the magnitude of interference precision between arch and recess, if the magnitude of interference is too little, then can appear the too low problem of lock intensity, if the magnitude of interference is too big, then can appear the problem that is difficult to plug, therefore has very high requirement to manufacturing accuracy, and is difficult to control, and manufacturing cost is higher.

SUMMERY OF THE UTILITY MODEL

Therefore, the eyebrow pencil container with the replaceable core is provided, wherein the penholder and the pencil point are reliably buckled and can be easily inserted and pulled, and the requirement on manufacturing precision is low, so that the defects in the prior art are overcome.

The utility model discloses a this technical problem is solved to following mode:

the utility model provides a eyebrow pencil container of interchangeable core, includes nib, pen-holder and pen cover, the nib divide into anterior segment and back end, the back end of nib inserts in the pen-holder, the pen cover lock is in the anterior segment of nib, inside being equipped with of nib through-hole and locating be used for driving the refill in the through-hole back and forth movement's push rod, its characterized in that: the pen is characterized in that the rear section of the pen point is provided with an opening, an elastic sheet is arranged in the opening, a protrusion is arranged on the elastic sheet, a groove matched with the protrusion is formed in the inner hole wall of the pen holder, and the protrusion is buckled in the groove.

The structure elasticity through the shell fragment makes recess and protruding lock, compares the mode that current used annular protruding lock, has effectively reduced the deformability that needs overcome for the plug is more light. In addition, in the structure, the magnitude of interference magnitude between the protrusion and the groove can not influence the insertion and extraction force and the connection firmness, so that the requirement on precision is not too high, the requirement on production equipment is effectively reduced, and the production cost is reduced.

As a preferred embodiment of the utility model, the recess is for following the annular groove of the circumference extension of pore wall in the pen-holder, this kind of structure makes the pen-holder can rotate relative nib.

As a preferred embodiment of the present invention, the opening is rectangular, the elastic piece is located in the opening, the rear end of the opening is integrally connected to the rear edge of the opening, and the protrusion is located on the front end surface of the elastic piece.

As a preferred embodiment of the present invention, the number of the openings is two, and the openings are symmetrically located on the rear section, and one of the resilient pieces is disposed in each opening.

As a preferred embodiment of the utility model, the nib middle part have with the nib falls into the protruding circle of the round of anterior segment and back end, the back end divide into and is located the other and external diameter of protruding circle is slightly less than the cooperation portion in pen-holder inner bore diameter and than the thin main part of cooperation portion, the open end cover of pen-holder is in on the cooperation portion, the main part with the clearance has between the inner bore wall of pen-holder, the trompil is located the main part is close to the position department of cooperation portion. The play of the pen holder can be reduced by arranging the matching part, and the sliding friction force of the pen holder can be reduced by arranging the main body part.

As a preferred embodiment of the present invention, a seal groove is provided on the outer circumferential surface of the fitting portion, and a seal ring supported between the fitting portion and the pen holder is provided in the seal groove. Because the sealing ring has the function of guiding sliding, the rotation of the penholder is smoother, and the rotary hand feeling of a user is improved.

As a preferred embodiment of the utility model, still be equipped with in the pen-holder and follow the pen-holder rotate and with the nut pipe that the back end of nib is connected, the push rod is the hob, the tube hole inner wall of nut pipe have with the internal thread of hob meshing. Through above structure, through rotating the pen-holder, can drive the nut pipe rotation and then drive the refill chamber and come the motion of going back and forth, make the refill can freely stretch out and draw back.

As a preferred embodiment of the present invention, the tail of the inner hole wall of the pen holder is circumferentially distributed with a rotation stopping groove, the outer surface of the nut tube is clamped with a convex edge in the rotation stopping groove, the rear end of the pen point extends into the hole of the pen holder and is abutted against the nut tube. Such a structure enables the nut tube to rotate following the barrel.

As a preferred embodiment of the present invention, the nut tube is composed of a rotating section located at the rear part and an inserting section located at the front part and thinner than the rotating section, which are of an integral structure, and the outer surface of the rotating section is distributed and clamped into the convex edge in the rotation stopping groove; the rear part of the pen point is provided with an expanding section with the aperture larger than that of the through hole, and the inserting section is inserted into the aperture section; the outer peripheral surface of the insertion section is provided with a circle of convex edges at the position close to the rotating section, and the inner hole wall of the diameter expansion section is provided with a clamping groove for clamping the convex edges at the position corresponding to the convex edges. By adopting the structure, the nut tube, the spiral rod and the pen point are assembled into the pen core module, after the pen core is used up, the pen core module of the used pen core only needs to be replaced by the pen core module provided with a new pen core, and the pen holder and the pen cap can be kept for continuous use. For the eyebrow pencils of high-grade brands, the penholder and the pen cap can be made of high-grade materials, and after the user uses the pen core, the user can continue to keep the penholder and the pen cap and only needs to replace the pen core module at a low cost.

As a preferred embodiment of the present invention, the inner hole wall of the nut tube has an internal thread engaged with the screw rod at a local position at the open end.

Therefore, by combining the above description, the eyebrow pencil container can be used for facilitating plugging and unplugging, enabling girls with small strength to use easily, reducing the precision requirement, further reducing the production cost and achieving a good use effect.

Drawings

The present invention will be further explained with reference to the following drawings:

fig. 1 is a cross-sectional view of the present invention;

fig. 2 is an exploded view of the present invention;

FIG. 3 is an enlarged view of the nib.

FIG. 4 is a schematic view of a pen tip in the prior art.

Wherein: 100-pen point, 101-convex ring, 102-front section, 103-rear section, 104-through hole, 105-expanding section, 111-matching section, 112-main body section, 113-sealing ring, 114-sealing ring groove, 200-pen holder, 201-rotation stopping groove, 300-pen cap, 400-nut tube, 401-rotation section, 402-insertion section, 403-convex edge, 404-internal thread, 405-convex edge, 406-clamping groove, 500-screw rod, 501-pen core cavity, 502-pin, 503-limiting groove, 504-limiting edge, 601-opening, 602-elastic sheet, 603-groove, 604-protrusion and 700-annular protrusion.

Detailed Description

The invention is further illustrated below by means of specific examples:

as shown in fig. 1 to 3, a eyebrow pencil container with replaceable writing core includes a cap 300, a writing tip 100, a shaft 200, a nut tube 400 and a screw rod 500. The pen point, the spiral rod and the nut tube form a core pen point unit. The coring nib unit as a whole can be replaced.

The pen tip 100 is divided into a front section 102 and a rear section 103 by a circle of convex ring 101 located in the middle of the pen tip 100, the pen holder 200 is inserted into the rear section of the pen tip 100 and stopped by the convex ring 101, and the pen holder 200 can rotate relative to the pen tip 100. The inside of the pen point 100 is provided with a through hole 104, the end of the front section 102 is a conical head, and the end surface of the conical head is provided with a pen core outlet communicated with the through hole 104. The cap 300 can be fastened on the front section of the pen point 100 and stopped by the convex ring 101 to protect the pen core, and the outer circumferential surfaces of the pen holder 200 and the cap 300 are flush with the outer circumferential surface of the convex ring 101.

The nut tube 400 is installed at the tail end of the tube hole of the pen holder 200, the rotation stopping groove 201 is circumferentially distributed at the tail of the tube hole wall of the pen holder 200, the nut tube 400 is composed of a rotation section 401 which is located at the rear part and is of an integral structure and an insertion section 402 which is located at the front part of the rotation section 401 and is thinner than the rotation section 401, and the convex ridge 403 which is clamped into the rotation stopping groove 201 is distributed on the outer surface of the rotation section 401. The rear section of the pen point 100 extends into the tube hole to abut against the rotating section 401, the structure realizes that the nut tube 400 can rotate along with the pen holder 200, the rear part of the pen point 100 is provided with an expanding section 105 with a diameter larger than that of the pen point 100, the inserting section 402 of the nut tube 400 is inserted into the expanding section 105, the outer peripheral surface of the inserting section 402 is provided with a circle of convex ribs 405 at a position close to the rotating section 401, and the inner hole wall of the expanding section is provided with a clamping groove 406 for clamping the convex ribs 405 at a position corresponding to the convex ribs 405. The screw rod 500 is located in the tube hole of the nut tube 400, the front end of the screw rod extends into the through hole of the pen point, the front end of the screw rod 500 is provided with a pen core cavity 501 for fixing a pen core, the bottom of the pen core cavity 501 is provided with a contact pin 502, and the pen core is installed on the contact pin 502. A plurality of limiting grooves 503 are circumferentially distributed on the outer wall of the refill cavity 501, and a limiting edge 504 for inserting the limiting groove 503 is arranged on the inner wall of the through hole 104 at the front section of the nib 100, so that the screw rod 500 can only move back and forth and can not rotate relative to the nib 100. The inner wall of the tube hole of the nut tube 400 at the open end has a partial internal thread 404 engaged with the screw rod 500.

By adopting the structure, the penholder 200 is rotated, the penholder 200 drives the nut tube 400 to rotate, so that the screw rod 500 moves back and forth in the through hole to push the refill of the eyebrow pencil to move forward and backward, and the extension length of the refill is controlled.

After the pen core is used up, the pen head unit of the used pen core is replaced by the pen head unit with a new pen core, and the pen holder and the pen cap can be reserved for continuous use. For the eyebrow pencils of high-grade brands, the penholder and the pen cap can be made of high-grade materials, and after the user uses the pen core, the user can continue to keep the penholder and the pen cap and only needs to replace the pen point unit at a low cost.

The rear section of the pen tip 100 is divided into a matching part 111 which is positioned beside the convex ring 101 and has an outer diameter slightly smaller than the inner bore diameter of the pen holder, and a remaining main body part 112 which is thinner than the matching part 111. Specifically, the fitting portion 111 occupies 1/10 to 1/8 of the rear section length. The opening end of the barrel 200 is sleeved on the matching part 111, and the clearance between the main body part 112 and the inner hole wall of the barrel 200 is larger than the clearance between the matching part 111 and the inner hole wall of the barrel 200. A packing groove 114 is formed on an outer circumferential surface of the fitting portion 111, and a packing 113 supported between the fitting portion 111 and the barrel 200 is provided in the packing groove 114. Due to the structure, a larger gap is formed between most of the rear section of the pen point 100 and the pen holder 200, the friction between the pen holder 200 and the pen point 100 can be reduced, and the sealing ring 113 has a guiding and sliding effect, so that the rotation of the pen holder 200 is smoother, and the improvement of the rotating hand feeling of a user is facilitated.

The main body 112 has two rectangular openings 601 arranged oppositely at a position close to the matching portion 111, a rectangular spring 602 is arranged in the opening, the spring 602 has a suspended end portion with a gap between the openings 601 and a root portion integrally connected with the rear end of the opening 601, the end portion is arranged facing the matching portion 111, a protrusion 604 protruding out of the main body 112 is arranged at the front end of the end portion, a groove arranged along the circumferential direction is arranged at a position of the inner hole wall of the pen holder 200 corresponding to the protrusion 604, and the protrusion 604 is buckled in the groove. The utility model discloses utilize the structure elasticity of shell fragment 602 to make recess 603 and protruding 604 locks, compare the mode that uses the annular arch to carry out the lock for the plug is more light. In addition, the elastic sheet 602 can enable the groove 603 and the protrusion 604 to be matched in a self-adaptive manner through elastic deformation, so that the precision requirement is effectively reduced, and the production cost is reduced.

However, those skilled in the art should realize that the above embodiments are only for illustrative purposes and are not to be used as limitations of the present invention, and that changes and modifications to the above embodiments are intended to fall within the scope of the appended claims, as long as they fall within the true spirit of the present invention.

Claims

1. The utility model provides a eyebrow pencil container of interchangeable core, includes nib (100), pen-holder (200) and pen cover (300), nib (100) divide into anterior segment (102) and back end (103), the back end of nib (100) is inserted in pen-holder (200), pen cover (300) lock is in anterior segment (102) of nib (100), nib (100) inside is equipped with through-hole (104) and locates be used for driving the refill in through-hole (104) round trip movement's push rod, its characterized in that: the pen is characterized in that a hole (601) is formed in the rear section (103) of the pen point (100), an elastic sheet (602) is arranged in the hole (601), a protrusion (604) is arranged on the elastic sheet (602), a groove (603) matched with the protrusion (604) is formed in the inner hole wall of the pen holder (200), and the protrusion (604) is buckled in the groove (603).

2. A refill-replaceable eyebrow pencil container according to claim 1, wherein: the groove (603) is an annular groove extending along the circumferential direction of the inner hole wall of the pen holder (200).

3. The refill-replaceable eyebrow pencil container of claim 2, wherein: the hole (601) is rectangular, the elastic sheet (602) is located in the hole (601), the rear end of the elastic sheet is integrally connected with the rear edge of the hole (601), and the protrusion (604) is located on the surface of the front end of the elastic sheet (602).

4. The eyebrow pencil container with replaceable core according to claim 3, wherein: the number of the openings (601) is two, the openings are symmetrically located on the rear section (103), and one elastic sheet (602) is arranged in each opening (601).

5. A refill-replaceable eyebrow pencil container according to claim 1, wherein: the pen point (100) middle part has with the pen point (100) divide into round protruding circle (101) of anterior segment (102) and back end (103), back end (103) divide into and are located protruding circle (101) are other and the external diameter slightly be less than cooperation portion (111) and than the thin main part (112) of cooperation portion (111) in pen-holder (200) inner bore, the open end cover of pen-holder (200) on cooperation portion (111), main part (112) with have the clearance between the inner bore wall of pen-holder (200), trompil (601) are located main part (112) are close to the position department of cooperation portion (111).

6. The refill-replaceable eyebrow pencil container according to claim 5, wherein: a sealing ring groove (114) is formed in the outer circumferential surface of the matching portion (111), and a sealing ring (113) supported between the matching portion (111) and the pen holder (200) is arranged in the sealing ring groove (114).

7. A refill-replaceable eyebrow pencil container according to claim 1, wherein: the pen holder (200) is internally provided with a nut tube (400) which can rotate along with the pen holder (200) and is connected with the rear section of the pen point, the push rod is a spiral rod (500), and the inner wall of the tube hole of the nut tube is provided with an internal thread (404) meshed with the spiral rod.

8. The refill-replaceable eyebrow pencil container according to claim 7, wherein: the pen holder is characterized in that a rotation stopping groove (201) is formed in the tail of the inner hole wall of the pen holder (200) along the circumferential direction, and convex ribs (403) clamped into the rotation stopping groove (201) are formed in the outer surface of the nut tube (400).

9. The refill-replaceable eyebrow pencil container according to claim 8, wherein: the nut tube (400) is composed of a rotating section (401) which is located at the rear part and is of an integral structure and an inserting section (402) which is located at the front part and is thinner than the rotating section (401), and convex ribs (403) clamped in the rotation stopping grooves (201) are distributed on the outer surface of the rotating section (401); the rear part of the pen point (100) is provided with an expanding section (105) with the aperture larger than that of the through hole (104), and the inserting section (402) is inserted into the expanding section (105); the outer peripheral surface of the insertion section (402) is provided with a circle of convex ribs (405) at a position close to the rotating section (401), and the inner hole wall of the diameter expanding section (105) is provided with clamping grooves (406) which are used for clamping the convex ribs (405) at a position corresponding to the convex ribs (405).

10. The refill-replaceable eyebrow pencil container according to claim 7, wherein: the inner bore wall of the nut tube (400) has an internal thread (404) at a partial position at the open end to engage with the screw rod (500).