WO2023151673A1 - 化妆品瓶口内塞 - Google Patents

化妆品瓶口内塞 Download PDF

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Publication number
WO2023151673A1
WO2023151673A1 PCT/CN2023/075562 CN2023075562W WO2023151673A1 WO 2023151673 A1 WO2023151673 A1 WO 2023151673A1 CN 2023075562 W CN2023075562 W CN 2023075562W WO 2023151673 A1 WO2023151673 A1 WO 2023151673A1
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WO
WIPO (PCT)
Prior art keywords
scraping
plug
diameter
rod body
brush head
Prior art date
Application number
PCT/CN2023/075562
Other languages
English (en)
French (fr)
Inventor
于福海
Original Assignee
洽兴包装工业（中国）有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 洽兴包装工业（中国）有限公司 filed Critical 洽兴包装工业（中国）有限公司
Publication of WO2023151673A1 publication Critical patent/WO2023151673A1/zh

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D39/00—Closures arranged within necks or pouring openings or in discharge apertures, e.g. stoppers
    • A—HUMAN NECESSITIES
    • A45—HAND OR TRAVELLING ARTICLES
    • A45D—HAIRDRESSING OR SHAVING EQUIPMENT; EQUIPMENT FOR COSMETICS OR COSMETIC TREATMENTS, e.g. FOR MANICURING OR PEDICURING
    • A45D34/00—Containers or accessories specially adapted for handling liquid toiletry or cosmetic substances, e.g. perfumes

Definitions

  • the invention relates to a sealing device, in particular to a cosmetic bottle mouth inner plug.
  • the present invention provides a cosmetic bottle mouth inner plug, which has the advantages of clean scraping, keeping the rod body clean and good sealing performance.
  • a cosmetic bottle mouth plug comprising: a plug body and a scraping part, the plug body is a hollow barrel structure, and the scraping part is made of elastic material, so The scraping part is funnel-shaped, the first end of the scraping part is arranged around the inner wall of the plug body along the circumference of the plug body, and the second end of the scraping part gradually gathers to form a scraping hole , the brush head is arranged on the top of the rod body, the rod body and the brush head can pass through the first end and pass through the scraping hole, the inner diameter of the scraping hole is smaller than the diameter of the rod body and/or smaller than the brush
  • the diameter of the axial projection surface in the natural state of the head, the scraping part includes a protruding surface, the protruding surface is in contact with the rod body and the protruding surface is in contact with the brush head, the middle part of the protruding surface A protrusion is provided towards the axis of the
  • the protruding surface in the lateral section of the scraping part is an arc or a broken line segment formed by splicing two planes.
  • scraping parts there are at least two scraping parts, and the scraping parts are Axially arranged and arranged at intervals inside the plug body.
  • the inner diameters of the scraping holes are equal.
  • the inner plug of the cosmetic bottle mouth also includes an additional scraping part, the diameter of the additional scraping hole of the additional scraping part is larger than that of the scraping hole, and the rod body and the brush head are first inserted into the inner plug of the cosmetic bottle mouth. Pass through the scraping hole and then pass through the additional scraping hole.
  • a protruding portion is provided around the circumference of the protruding surface, and the protruding portion contacts the rod body and the brush head when the rod body and the brush head pass through the scraping hole. at least one.
  • the number of the protrusions is at least two, and the protrusions are arranged along the axial direction of the plug body and arranged at intervals on the protruding surface.
  • the inner plug of the cosmetic bottle mouth also includes an additional protrusion, the additional protrusion is arranged on the protruding surface close to the scraper hole, and the protruding part is arranged on the protruding surface away from the scraper hole.
  • the vertical distance between the apex of the raised portion and the scraping portion is greater than or equal to the vertical distance between the apex of the additional raised portion and the scraping portion.
  • the section of the raised portion is any one of triangle, semicircle, sector, rhombus, trapezoid and rectangle.
  • the inner diameter of the scraping hole is smaller than the diameter of the rod body and greater than or equal to the diameter of the axial projection surface of the brush head in its natural state, or the inner diameter of the scraping hole is smaller than that of the brush head in its natural state
  • the diameter of the lower axial projection surface is greater than or equal to the diameter of the rod body, or the inner diameter of the scraping hole is smaller than the diameter of the rod body and the diameter of the axial projection surface of the brush head in a natural state.
  • the length from the central part of the protruding surface protruding toward the axis of the scraping part to the edge of the scraping hole is 33.3%-50% of the total length of the scraping part.
  • the inner plug of the cosmetic bottle mouth includes: a plug body and a scraper part, the plug body is a hollow barrel structure, the scraper part is made of elastic material, the scraper part is funnel-shaped, and the first part of the scraper part The end is arranged on the inner wall of the plug body along the circumference of the plug body. The second end of the scraping part gradually gathers to form a scraping hole.
  • the brush head is set on the top of the rod body, and the rod body and the brush head can pass through the first end and pass out.
  • the scraping hole the inner diameter of the scraping hole is smaller than the diameter of the rod body and/or smaller than the diameter of the axial projection surface of the brush head in a natural state
  • the scraping part includes a protruding surface, the protruding surface is in contact with the rod body and the protruding surface is in contact with the brush head In contact, the middle part of the protruding surface is provided with an outward protrusion towards the axis center of the scraping part.
  • the scraping part is made of elastic material and the scraping part is provided with a protruding surface, when the rod body or the brush head contacts the protruding surface, the scraping part can deform and match the protruding surface to fit the rod body or the brush head, through the interference between the scraping part and the rod body Contact, or through the interference contact between the scraping part and the brush head, to achieve better scraping effect and stronger sealing.
  • the inner plug of the cosmetic bottle mouth has the advantages of cleaning the material, keeping the rod body clean and having good sealing performance.
  • Fig. 1 is the three-dimensional sectional view of the whole machine of Embodiment 1 of the present invention.
  • Fig. 2 is a sectional view of the whole machine of Embodiment 1 of the present invention.
  • Fig. 3 is a partial enlarged view of place A in Fig. 2;
  • Fig. 4 is a cross-sectional view of the whole machine inserted into the rod body according to Embodiment 1 of the present invention.
  • Fig. 5 is a three-dimensional sectional view of the whole machine according to Embodiment 2 of the present invention.
  • Fig. 6 is a sectional view of the whole machine according to Embodiment 2 of the present invention.
  • Fig. 7 is a cross-sectional view of the whole machine inserted into the rod body according to Embodiment 2 of the present invention.
  • Fig. 8 is a three-dimensional sectional view of the whole machine according to Embodiment 3 of the present invention.
  • Fig. 9 is a sectional view of the whole machine according to Embodiment 3 of the present invention.
  • Fig. 10 is a partial enlarged view of place A in Fig. 9;
  • Fig. 11 is a cross-sectional view of the whole machine inserted into the rod body according to Embodiment 3 of the present invention.
  • Fig. 12 is a three-dimensional sectional view of the whole machine according to Embodiment 4 of the present invention.
  • Fig. 13 is a sectional view of the whole machine according to Embodiment 4 of the present invention.
  • Fig. 14 is a cross-sectional view of the whole machine inserted into the rod body according to Embodiment 4 of the present invention.
  • Fig. 15 is a three-dimensional sectional view of the whole machine according to Embodiment 5 of the present invention.
  • Fig. 16 is a sectional view of the whole machine according to Embodiment 5 of the present invention.
  • Fig. 17 is a cross-sectional view of the whole machine inserted into the rod body according to Embodiment 5 of the present invention.
  • the present application discloses a cosmetic bottle mouth plug, including: a plug body 1 and a scraper part 2, the plug body 1 is a hollow barrel-shaped structure, and the plug body 1 can be cylindrical or polygonal Barrel shape and wine barrel shape, this embodiment is described by taking the plug body 1 as a barrel shape as an example.
  • the scraping part 2 is made of elastic material, and the scraping part 2 is funnel-shaped. The first end of the scraping part 2 is arranged around the inner wall of the plug body 1 along the circumferential direction of the plug body 1, and the second end of the scraping part 2 is gradually gathered. And form the material scraping hole 5.
  • the brush head 7 is arranged on the top of the rod body 3, and the rod body 3 and the brush head 7 can pass through the scraping hole 5 after passing through the first end.
  • the inner diameter of the scraping hole 5 is smaller than the diameter of the rod body 3 and/or smaller than the diameter of the axial projection surface of the brush head 7 in a natural state.
  • the middle part of the protruding surface 6 is provided with an outward protrusion toward the axis of the scraping part 2 .
  • the scraping part 2 is made of elastic material and the scraping part 2 is provided with a protruding surface 6, when the rod body 3 or the brush head 7 contacts and protrudes, the scraping part 2 can deform and fit the protruding surface 6 Combine the rod body 3 or the brush head 7, through the interference contact between the scraping part 2 and the rod body 3, or through the interference contact between the scraping part 2 and the brush head 7, to achieve better scraping effect and stronger sealing .
  • the protruding surface 6 in the lateral section of the scraping part 2 is an arc or a broken line segment spliced by a plurality of planes, such as two, three or four planes. Optionally, there are two planes.
  • the protruding surface 6 in the lateral section of the scraping part 2 is taken as an arc as an example for illustration.
  • the protruding surface 6 in the lateral cross section of the scraping part 2 is arranged as an arc, which can fit the rod body 3 or the brush head 7 more closely.
  • the inner diameter of the scraping hole 5 is smaller than the diameter of the rod body 3 and greater than or equal to the diameter of the axial projection surface of the brush head 7 in a natural state, or the inner diameter of the scraping hole 5 is smaller than the axial projection of the brush head 7 in a natural state
  • the diameter of the surface is greater than or equal to the diameter of the rod body 3, or the inner diameter of the scraping hole 5 is smaller than the diameter of the rod body 3 and the diameter of the axial projection surface of the brush head 7 in a natural state.
  • the length from the central part of the protruding surface 6 protruding toward the axis of the scraping part 2 to the edge of the scraping hole 5 is 33.3%-50% of the total length of the scraping part 2 .
  • the length from the central part of the protruding surface 6 protruding toward the axis of the scraping portion 2 to the edge of the scraping hole 5 is 33.3%, 40%, or 50% of the total length of the scraping portion 2 . It should be noted that the above numerical values such as 33.3%, 40% or 50% are illustrative, and the present application does not limit the specific numerical values.
  • the manufacturing process of the inner plug of the cosmetic bottle in this embodiment includes integral molding, such as injection molding, glue injection or thermoforming. It should be noted that the manufacturing process of the inner plug of the cosmetic bottle in this embodiment can also be other processes, which are not limited in this application.
  • the material of the inner plug of the cosmetic bottle in this embodiment includes plastic or nitrile rubber. It should be noted that the material of the inner plug of the cosmetic bottle in this embodiment may also be other materials, which are not limited in this application.
  • Embodiment 2 is an improved embodiment based on Embodiment 1.
  • the improved technical features include: the number of scraping parts 2 is at least two, for example, the number of scraping parts 2 is two, three or four, etc. In this embodiment, the number is two. illustrate.
  • the scraping parts 2 are arranged along the axial direction of the plug body 1 and arranged at intervals inside the plug body 1 .
  • the number of scraping parts 2 is set to two, which can make the scraping more thorough and keep the rod body 3 or the brush head 7 clean.
  • the inner diameters of the scraping holes 5 are equal.
  • the inner plug of the cosmetic bottle mouth also includes an additional scraping part 8, the diameter of the additional scraping hole 9 of the additional scraping part 8 is larger or smaller than the scraping hole 5, and the rod body 3 and the brush head 7 are inserted into the cosmetic When plugging inside the bottle mouth, it first passes through the scraping hole 5 and then through the additional scraping hole 9.
  • the diameter of the additional scraping hole 9 of the additional scraping part 8 is larger than that of the scraping hole 5 as an example for illustration.
  • Embodiment 3 is an improved embodiment based on Embodiment 1.
  • the improved technical features include: the protruding surface 6 is surrounded by a raised portion 4, and when the rod body 3 and the brush head 7 pass through the scraping hole 5, the raised portion 4 contacts the rod body 3 and the brush head 7 at least one of the
  • the protruding part 4 is arranged around the circumference of the protruding surface 6 to play the role of auxiliary scraping, and the protruding part 4 can better fit the rod body 3 and/or the brush head 7, Make scraping more clean.
  • the section of the protrusion 4 is any one of triangle, semicircle, sector, rhombus, trapezoid and rectangle.
  • the section of the protruding portion 4 is triangular as an example for illustration.
  • Embodiment 4 is an improved embodiment based on Embodiment 3.
  • the improved technical features include: the number of raised parts 4 is at least two, for example, the number of raised parts 4 is two, three or four.
  • the number of the protruding parts 4 is two for illustration, and the protruding parts 4 are arranged along the axial direction of the plug body 1 and arranged at intervals on the protruding surface 6 .
  • the inner plug of the cosmetic bottle mouth also includes an additional raised portion 10, the additional raised portion 10 is arranged on the protruding surface 6 close to the scraping hole 5, the raised portion 4 is arranged on the protruding surface 6 away from the scraping hole 5, the raised The vertical distance between the apex of the raised portion 4 and the scraping portion 2 is greater than or equal to the vertical distance between the apex of the additional protruding portion 10 and the scraping portion 2 .
  • the vertical distance between the apex of the raised portion 4 and the scraping portion 2 is greater than the vertical distance between the apex of the additional raised portion 10 and the scraping portion 2 as an example for illustration.
  • the section of the raised portion 4 and the additional raised portion 10 is any one of triangle, semicircle, sector, rhombus, trapezoid and rectangle.
  • the raised portion 4 and the added raised portion 10 are The cross-sections are all triangular example to illustrate.
  • Embodiment 4 is an improved embodiment based on Embodiment 3.
  • the improved technical features include: the cross section of the raised portion 4 is any one of triangle, semicircle, sector, rhombus, trapezoid and rectangle.
  • the cross section of the raised portion 4 is trapezoidal. Example to illustrate.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Closures For Containers (AREA)

Abstract

一种化妆品瓶口内塞，包括：塞体(1)和刮料部(2)，塞体(1)为中空桶状结构，刮料部(2)为弹性材质，刮料部(2)为漏斗形，刮料部(2)的第一端沿塞体(1)周向环绕设置于塞体(1)的内壁，刮料部(2)的第二端逐渐收拢并形成刮料孔(5)，刷头(7)设置于杆体(3)顶部，杆体(3)和刷头(7)能够经过第一端后穿出刮料孔(5)，刮料孔(5)的内径小于杆体(3)的直径和/或小于刷头(7)自然状态下的轴向投影面的直径，刮料部(2)包括突出面(6)，突出面(6)与杆体(3)相接触且突出面(6)与刷头(7)相接触，突出面(6)的中部朝向刮料部(2)的轴心设置有外凸。该内塞刮料干净，保持杆体清洁和密封性好。

Description

化妆品瓶口内塞 技术领域
本发明涉及一种密封装置，尤其涉及一种化妆品瓶口内塞。
背景技术
目前化妆品瓶口内塞内通常会设置刮料部，当杆体取出内塞的时候刮料部能够刮除附着在杆体上面的化妆品以保持杆体的清洁，但是内塞的刮料部在刮料时会导致刮料不干净，使得取出杆体的时候会有残留导致污染和浪费。
发明内容
为了克服上述缺陷，本发明提供了一种化妆品瓶口内塞，该化妆品瓶口内塞具有刮料干净，且保持杆体清洁和密封性好的优点。
本发明为了解决其技术问题所采用的技术方案是：一种化妆品瓶口内塞，包括：塞体和刮料部，所述塞体为中空桶状结构，所述刮料部为弹性材质，所述刮料部为漏斗形，所述刮料部的第一端沿所述塞体周向环绕设置于所述塞体的内壁，所述刮料部的第二端逐渐收拢并形成刮料孔，刷头设置于杆体顶部，所述杆体和所述刷头能够经过第一端后穿出所述刮料孔，所述刮料孔的内径小于所述杆体的直径和/或小于所述刷头自然状态下的轴向投影面的直径，所述刮料部包括突出面，所述突出面与所述杆体相接触且所述突出面与所述刷头相接触，所述突出面的中部朝向所述刮料部的轴心设置有外凸。
可选地，所述刮料部的侧向剖面中所述突出面为弧线或者为由两个平面拼接成的折线段。
可选地，所述刮料部的数量至少为两个，所述刮料部沿所述塞体的 轴向排列且间隔设置于所述塞体的内侧。
可选地，所述刮料孔的内径相等。
可选地，化妆品瓶口内塞还包括附加刮料部，所述附加刮料部的附加刮料孔直径大于刮料孔，所述杆体和所述刷头在插入所述化妆品瓶口内塞时先通过所述刮料孔后再通过所述附加刮料孔。
可选地，所述突出面的周向环绕设置有凸起部，当所述杆体和所述刷头通过所述刮料孔时所述凸起部接触所述杆体和所述刷头中的至少一个。
可选地，所述凸起部的数量至少为两个,所述凸起部沿所述塞体的轴向排列且间隔设置于所述突出面。
可选地，化妆品瓶口内塞还包括附加凸起部，所述附加凸起部设置于所述突出面靠近所述刮料孔处，所述凸起部设置于所述突出面远离所述刮料孔处，所述凸起部顶点与所述刮料部之间的垂直距离大于或者等于所述附加凸起部顶点与所述刮料部之间的垂直距离。
可选地，所述凸起部的剖面为三角形、半圆形、扇形、菱形、梯形和矩形中的任意一个。
可选地，所述刮料孔的内径小于所述杆体的直径且大于等于所述刷头自然状态下的轴向投影面的直径，或者所述刮料孔的内径小于所述刷头自然状态下的轴向投影面的直径且大于等于所述杆体的直径，或者所述刮料孔的内径小于所述杆体的直径和所述刷头自然状态下的轴向投影面的直径。
可选地，所述突出面的中部朝向所述刮料部的轴心外凸处到所述刮料孔的边缘部分长度为所述刮料部总长的33.3％～50％。
本发明的有益技术效果是：该化妆品瓶口内塞包括：塞体和刮料部，塞体为中空桶状结构，刮料部为弹性材质，刮料部为漏斗形，刮料部的第一端沿塞体周向环绕设置于塞体的内壁，刮料部的第二端逐渐收拢并形成刮料孔，刷头设置于杆体顶部，杆体和刷头能够经过第一端后穿出 刮料孔，刮料孔的内径小于杆体的直径和/或小于刷头自然状态下的轴向投影面的直径，刮料部包括突出面，突出面与杆体相接触且突出面与刷头相接触，突出面的中部朝向刮料部的轴心设置有外凸。由于刮料部为弹性材质并且刮料部设置有突出面，当杆体或者刷头接触突出面时刮料部能够变形并配合凸出面贴合杆体或者刷头，通过刮料部与杆体的过盈接触，或者通过刮料部与刷头的过盈接触，以实现更好的刮料效果，并且密封性更强。该化妆品瓶口内塞具有刮料干净保持杆体清洁和密封性好的优点。
附图说明
图1是本发明实施例1整机立体剖视图；
图2是本发明实施例1整机剖视图；
图3是图2中A处的局部放大图；
图4是本发明实施例1整机插入杆体状态下剖视图；
图5是本发明实施例2整机立体剖视图；
图6是本发明实施例2整机剖视图；
图7是本发明实施例2整机插入杆体状态下剖视图；
图8是本发明实施例3整机立体剖视图；
图9是本发明实施例3整机剖视图；
图10是图9中A处的局部放大图；
图11是本发明实施例3整机插入杆体状态下剖视图；
图12是本发明实施例4整机立体剖视图；
图13是本发明实施例4整机剖视图；
图14是本发明实施例4整机插入杆体状态下剖视图；
图15是本发明实施例5整机立体剖视图；
图16是本发明实施例5整机剖视图；
图17是本发明实施例5整机插入杆体状态下剖视图；
其中：
1、塞体；2、刮料部；3、杆体；
4、凸起部；5、刮料孔；6、突出面；7、刷头；8、附加刮料部；9、附加刮料孔；10、附加凸起部。
具体实施方式
为了能够更清楚了解本发明的技术手段，并可依照说明书的内容予以实施，下面结合附图和实施例，对本发明的具体实施方式作进一步详细描述。以下实施例用于说明本发明，但不用来限制本发明的范围。
实施例1
如图1-图4所示，本申请公开了一种化妆品瓶口内塞，包括：塞体1和刮料部2，塞体1为中空桶状结构，塞体1可以是圆桶形、多边形桶形和酒桶形，本实施例以塞体1为圆桶形为例进行说明。刮料部2为弹性材质，刮料部2为漏斗形，刮料部2的第一端沿塞体1的周向环绕设置于塞体1的内壁，刮料部2的第二端逐渐收拢并形成刮料孔5。刷头7设置于杆体3顶部，杆体3和刷头7能够经过第一端后穿出刮料孔5，需要说明的是，本实施例中杆体3和刷头7在使用过程中具备经过第一端后穿出刮料孔5的能力。刮料孔5的内径小于杆体3的直径和/或小于刷头7自然状态下的轴向投影面的直径，刮料部2包括突出面6，突出面6与杆体3相接触且突出面6与刷头7相接触，突出面6的中部朝向刮料部2的轴心设置有外凸。
在一种落地的实施方式中，由于刮料部2为弹性材质并且刮料部2设置有突出面6，当杆体3或者刷头7接触突出时刮料部2能够变形并配合凸出面6贴合杆体3或者刷头7，通过刮料部2与杆体3的过盈接触，或者通过刮料部2与刷头7的过盈接触，以实现更好的刮料效果，并且密封性更强。可选地，在刮料部2的侧向剖面中突出面6为弧线或者为由多个平面拼接成的折线段，比如平面的数量是两个、三个或四个等。可选地，平面的数量为两个，本实施例中以刮料部2的侧向剖面中突出面6为弧线为例进行说明。
在一种落地的实施方式中，刮料部2的侧向剖面中突出面6设置为弧线，能够更加贴合杆体3或者刷头7。可选地，刮料孔5的内径小于杆体3的直径且大于等于刷头7自然状态下的轴向投影面的直径，或者刮料孔5的内径小于刷头7自然状态下的轴向投影面的直径且大于等于杆体3的直径，或者刮料孔5的内径小于杆体3的直径和刷头7自然状态下的轴向投影面的直径。
可选地，突出面6的中部朝向刮料部2的轴心外凸处到刮料孔5的边缘部分长度为刮料部2总长的33.3％～50％。比如突出面6的中部朝向刮料部2的轴心外凸处到刮料孔5的边缘部分长度为刮料部2总长的33.3％、40％或50％等。需要说明的是，上述33.3％、40％或50％等数值为示例性说明，本申请不对具体的数值进行限定。
本实施例中的化妆品瓶口内塞的制造工艺包括一体成型，比如是注塑、注胶或热成型等。需要说明的是，本实施例中的化妆品瓶口内塞的制造工艺还可以是其他工艺，本申请不对其进行限定。
本实施例中的化妆品瓶口内塞的材料包括塑料或者丁腈橡胶等。需要说明的是，本实施例中的化妆品瓶口内塞的材料还可以是其他材料，本申请不对其进行限定。
实施例2
如图5-图7所示，本实施例2是基于实施例1的一个改进的实施例。在实施例2中，改进的技术特征包括：刮料部2的数量至少为两个,比如刮料部2的数量是两个、三个或四个等，本实施例中以数量为两进行说明。刮料部2沿塞体1的轴向排列且间隔设置于塞体1的内侧。
在一种落地的实施方式中，刮料部2的数量设置为两个能够使得刮料更加地彻底，保持杆体3或者刷头7的清洁。可选地，刮料孔5的内径相等。
可选地，化妆品瓶口内塞还包括附加刮料部8，附加刮料部8的附加刮料孔9直径大于或者小于刮料孔5，杆体3和刷头7在插入化妆品 瓶口内塞时先通过刮料孔5后再通过附加刮料孔9，本实施例中以附加刮料部8的附加刮料孔9直径大于刮料孔5为例进行说明。
实施例3
如图8-图11所示，本实施例3是基于实施例1的一个改进的实施例。在实施例3中，改进的技术特征包括：突出面6的周向环绕设置有凸起部4，当杆体3和刷头7通过刮料孔5时凸起部4接触杆体3和刷头7中的至少一个。
在一种落地的实施方式中，在突出面6的周向环绕设置凸起部4能够起到辅助刮料的作用，凸起部4能够更好地贴合杆体3和/或刷头7，使得刮料更加的干净。可选地，凸起部4的剖面为三角形、半圆形、扇形、菱形、梯形和矩形中的任意一个。本实施例中以凸起部4的剖面为三角形为例进行说明。
实施例4
如图12-图14所示，本实施例4是基于实施例3的一个改进的实施例。在实施例4中，改进的技术特征包括：凸起部4的数量至少为两个，比如凸起部4的数量是两个、三个或四个等。本实施例以凸起部4的数量为两个进行说明，凸起部4沿塞体1的轴向排列且间隔设置于突出面6。
在一种落地的实施方式中，设置两个凸起部4能够进一步提高刮料效果，使得刮料更加地干净。可选地，化妆品瓶口内塞还包括附加凸起部10，附加凸起部10设置于突出面6靠近刮料孔5处，凸起部4设置于突出面6远离刮料孔5处，凸起部4顶点与刮料部2之间的垂直距离大于或者等于附加凸起部10顶点与刮料部2之间的垂直距离。本实施例中以凸起部4顶点与刮料部2之间的垂直距离大于附加凸起部10顶点与刮料部2之间的垂直距离为例进行说明。可选地，凸起部4和附加凸起部10的剖面为三角形、半圆形、扇形、菱形、梯形和矩形中的任意一个，本实施例中以凸起部4和附加凸起部10的剖面均为三角形为 例进行说明。
实施例5
如图15-图17所示，本实施例4是基于实施例3的一个改进的实施例。在实施例5中，改进的技术特征包括：凸起部4的剖面为三角形、半圆形、扇形、菱形、梯形和矩形中的任意一个，本实施例以凸起部4的剖面是梯形为例进行说明。
以上实施例是参照附图，对本发明的可选的实施例进行详细说明。本领域的技术人员通过对上述实施例进行各种形式上的修改或变更，但不背离本发明的实质的情况下，都落在本发明的保护范围之内。

Claims (11)

  1. 一种化妆品瓶口内塞，其特征在于，包括：塞体(1)和刮料部(2)，所述塞体(1)为中空桶状结构，所述刮料部(2)为弹性材质，所述刮料部(2)为漏斗形，所述刮料部(2)的第一端沿所述塞体(1)周向环绕设置于所述塞体(1)的内壁，所述刮料部(2)的第二端逐渐收拢并形成刮料孔(5)，刷头(7)设置于杆体(3)顶部，所述杆体(3)和所述刷头(7)能够经过第一端后穿出所述刮料孔(5)，所述刮料孔(5)的内径小于所述杆体(3)的直径和/或小于所述刷头(7)自然状态下的轴向投影面的直径，所述刮料部(2)包括突出面(6)，所述突出面(6)与所述杆体(3)相接触且所述突出面(6)与所述刷头(7)相接触，所述突出面(6)的中部朝向所述刮料部(2)的轴心设置有外凸。
  2. 根据权利要求1所述的化妆品瓶口内塞，其特征在于：所述刮料部(2)的侧向剖面中所述突出面(6)为弧线或者为由两个平面拼接成的折线段。
  3. 根据权利要求1所述的化妆品瓶口内塞，其特征在于：所述刮料部(2)的数量至少为两个，所述刮料部(2)沿所述塞体(1)的轴向排列且间隔设置于所述塞体(1)的内侧。
  4. 根据权利要求3所述的化妆品瓶口内塞，其特征在于：所述刮料孔(5)的内径相等。
  5. 根据权利要求3所述的化妆品瓶口内塞，其特征在于：还包括附加刮料部(8)，所述附加刮料部(8)的附加刮料孔(9)直径大于刮料孔(5)，所述杆体(3)和所述刷头(7)在插入所述化妆品瓶口内塞时先通过所述刮料孔(5)后再通过所述附加刮料孔(9)。
  6. 根据权利要求1所述的化妆品瓶口内塞，其特征在于：所述突出面(6)的周向环绕设置有凸起部(4)，当所述杆体(3)和所述刷头(7)通 过所述刮料孔(5)时所述凸起部(4)接触所述杆体(3)和所述刷头(7)中的至少一个。
  7. 根据权利要求6所述的化妆品瓶口内塞，其特征在于：所述凸起部(4)的数量至少为两个,所述凸起部(4)沿所述塞体(1)的轴向排列且间隔设置于所述突出面(6)。
  8. 根据权利要求7所述的化妆品瓶口内塞，其特征在于：还包括附加凸起部(10)，所述附加凸起部(10)设置于所述突出面(6)靠近所述刮料孔(5)处，所述凸起部(4)设置于所述突出面(6)远离所述刮料孔(5)处，所述凸起部(4)顶点与所述刮料部(2)之间的垂直距离大于或者等于所述附加凸起部(10)顶点与所述刮料部(2)之间的垂直距离。
  9. 根据权利要求6所述的化妆品瓶口内塞，其特征在于：所述凸起部(4)的剖面为三角形、半圆形、扇形、菱形、梯形和矩形中的任意一个。
  10. 根据权利要求1至9任一所述的化妆品瓶口内塞，其特征在于：所述刮料孔(5)的内径小于所述杆体(3)的直径且大于等于所述刷头(7)自然状态下的轴向投影面的直径，或者所述刮料孔(5)的内径小于所述刷头(7)自然状态下的轴向投影面的直径且大于等于所述杆体(3)的直径，或者所述刮料孔(5)的内径小于所述杆体(3)的直径和所述刷头(7)自然状态下的轴向投影面的直径。
  11. 根据权利要求1至9任一所述的化妆品瓶口内塞，其特征在于：所述突出面(6)的中部朝向所述刮料部(2)的轴心外凸处到所述刮料孔(5)的边缘部分长度为所述刮料部(2)总长的33.3％～50％。
PCT/CN2023/075562 2022-02-14 2023-02-12 化妆品瓶口内塞 WO2023151673A1 (zh)

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