M414120 五、新型說明： 【新型所屬之技術領域】 本創作關於一種化妝筆，尤指一種可使化妝 筆内之化妝液順暢流出以提供均勻塗抹的筆頭結構。 【先前技術】 第一圖顯示一種習用化妝筆10,其包含一筆 管12、容納在筆管12内的一貯液芯14、容納在筆管 12内且結合在貯液芯14底端的一筆頭16、安裝在筆 管12底端的一筆頭套18、及安裝在筆管12頂端的一 上蓋20。貯液芯14含有化妝液（如化妝水、精油、 唇蜜等），筆頭16包含由纖維束構成的一刷體22、 及包覆在刷體22周圍的二塑料層24、26。刷體22 的底端形成筆尖28，筆頭16的頂端與貯液芯14接 觸，使得貯水芯14中的化妝液可藉由毛細作用輸送 到刷體22的筆尖28，以提供塗抹用途。然而，該化 妝筆10的筆頭16在製造上麻煩，以致成本高。具體 而論，由於化妝液包含顆粒狀的粉料，造成化妝液 在刷體22的輸送流動中容易產生阻塞，因而，為使 筆頭16的出水（化妝液的輸出）能夠順暢，筆頭 16的刷體22外侧需要藉由兩個製程來包覆兩層塑料 層24、26,且須對塑料層做切割加工以形成氣孔及對 刷體22底端加工以形成筆尖28，製造過程繁複。 3 M414120 【新型内容】 因此，本創作之目的在於提供一種化妝筆，該 化妝筆的筆頭具有出水順暢的效果，而且，該化妝 筆的筆頭更具有製造便利之優點及可降低成本者。 依據本創作構成之化妝筆包含一筆管、一貯液 芯、一筆頭套、及一筆頭。該筆管具有在一軸向相隔 的頂部與底部，該貯液芯容納在筆管内部且含有化妝 液，該筆頭套安裝在該筆管底部且具有一穿孔及一與 該穿孔連通的槽孔。該筆頭安裝在該筆管底部中且穿 過該筆頭套的穿孔，該筆頭包含一刷體及一套筒，該 刷體係由纖維束構成且包含在該軸向相隔的頂端與 底端，該套筒包含在該轴向相隔的上端與下端及由該 上端延伸貫穿至該下端的筒孔，該刷體容納在該套筒 的筒孔内且該刷體的底端伸出該套筒的下端，該套筒 的上端與該貯液芯結合，該套筒上具有與該筒孔連通 的一透氣孔，該透氣孔的上段位在貯液芯内，該透氣 孔的下段位在貯液芯外且與該筆頭套的槽孔連通。 在一實施例中，該刷體之頂端外徑略大於該套筒 之筒孔的孔徑，使得該刷體頂端抵靠在該套筒上端； 該套筒由金屬材料構成的筒體，該套筒的上端更延伸 一蓋合部，當該刷體插入該套筒的筒孔内之後，該蓋 合部係向下彎折以覆蓋在該刷體之頂端上。 4 M414120 最好，該透氣孔係沿著該軸向延伸，該透氣孔 沿著該軸向延伸的長度為該套筒之軸向長度的20-35 關於本創作之其他目的、優點及特徵，將可由以 下較佳實施例的詳細說明並參照所附圖式來了解。 【實施方式】 現將僅為例子但非用以限制的一具體實施例，並 參照所附圖式就本發明之較佳結構内容說明如下： 參閱第二圖至第四圖，顯示依據本發明一較佳實 施例構成之化妝筆30，該化妝筆30包含一筆管34、 容納在筆管34内的一貯液芯36、安裝在筆管34之底 部38的一筆頭套40、安裝在筆管34之頂部42的一 上蓋44、以及一筆頭32。筆管34為一中空管體，貯 液芯36含有化妝液（如化妝水、精油、唇蜜等）， 筆頭套40的中央具有沿著筆管34之軸向延伸的一穿 孔46,且筆頭套40上具有與穿孔46連通的一透氣槽 孔48，筆頭32安裝在筆管34之底部38内且穿過筆 頭套40的穿孔46。 本創作的主要特徵在於筆頭32的結構。筆頭32 包含一由纖維束構成的刷體50及一由金屬材料構成 之套筒52。構成刷體50的纖維可為例如棉、麻、絲 等纖維材質，最好為細毛的長纖維。刷體50包含在 5 該轴向相隔的頂端54與底端56，刷體50的頂端54 纖維係結合在一起以形成一具有較大外徑的頭部，刷 體50的底端56形成尖狀。套筒52包含在該轴向相 隔的上端58與下端60、及由上端58延伸貫穿至下端 60的筒孔62。再者，套筒52上具有與筒孔62連通 的一透氣孔64，透氣孔64沿著該軸向延伸。 參閱第五圖（a)與（b)，刷體50可從套筒52 的上端58插入套筒52的筒孔62内，在本實施例中， 刷體50之頂端54外徑略大於筒孔62的孔徑，使得 頂端54會抵靠在套筒52的上端58以形成一定位點。 再者，套筒52的上端58並向上延伸一圓弧狀的蓋合 部66，當刷體50插入套筒52的筒孔62内之後，係 將蓋合部66向下彎折以覆蓋在刷體50之頂端54上 (見第五圖（c))，使得刷體50不能向上移動；此 外，在刷體50插入套筒52之筒孔62中的過程中， 蓋合部66並可提供作為刷體50的抵靠面，使得刷體 50能更順利地置入套筒52之筒孔62中。當刷體50 插入套筒52的筒孔62内之後，係可將套筒52向内 壓以進一步夾緊刷體50。 參閱第四圖，筆頭32之套筒52的上端58係插 入貯液芯36的底部内結合，其中套筒52之透氣孔64 的上段位在貯液芯36内，使得貯液芯36中的化妝液 M414120 可透過透氣孔36滲入刷體50内且可透過毛細作用 輸送到刷體50的底端56，以提供塗抹用途；且其中 透氣孔64的下段位在貯液芯36外且與筆頭套40的 槽孔48連通用以導引氣體，使得刷體50可保有固 定之化妝液且使得刷體50内的化妝液可由底端56 順暢流出以提供均勾塗抹之效果。再者，該透氣孔 64在該軸向的長度最好等於套筒52之轴向長度的 20-35%，小於20%時，筆頭32之出水可能不順暢， 大於35%時，滲入刷體50内的化妝液可能會過多。 本創作的化妝筆30，藉由筆頭32的結構設計使 得化妝液在刷體50的輸送流動中不易產生阻塞，所 以筆頭32具有出水順暢的效果，而且，該筆頭32 之刷體50與套筒52的組裝相當便利（見第五圖）， 因而，具有製造便利及可降低成本之優點。 在前述說明書中，本創作僅是就特定實施例做描 述，而依本創作的設計特徵是可做多種變化或修改， 對於熟悉此項技藝人士可作之明顯替換與修飾，仍將 併入於本創作所主張的專利範圍之内。 7 M414120 【圖式簡單說明】 第一圖顯示一種習用化妝筆之剖視圖。 第二圖顯示本創作之一化妝筆的元件分解圖。 第三圖係第二圖之化妝筆的組合平面圖。 第四圖係第二圖之化妝筆的組合刳視圖，且顯示一 局部放大圖。 第五圖顯示本創作之化妝筆之筆頭的組裝示意圖。 M414120 【主要元件符號說明】 10.化妝筆 14.貯液芯 18.筆頭套 22.刷體 26.塑料層 30.化妝筆 34.筆管 38.底部 42.頂部 46.穿孔 50.刷體 54.頂端 58.上端 62.筒孔 66.蓋合部 12.筆管 16.筆頭 20.上蓋 24.塑料層 28.筆尖 32.筆頭 36.貯液芯 40.筆頭套 44.上蓋 48.槽孔 52.套筒 56.底端 60.下端 64.透氣孔 9M414120 V. New description: [New technical field] This creation relates to a cosmetic pen, especially a pen tip structure that allows the makeup liquid in the makeup pen to flow smoothly to provide uniform application. [Prior Art] The first figure shows a conventional makeup pen 10 comprising a tube 12, a reservoir 14 housed in the barrel 12, a head contained in the barrel 12 and coupled to the bottom end of the reservoir 14 16. A head cover 18 attached to the bottom end of the pen tube 12 and an upper cover 20 mounted on the top end of the pen tube 12. The liquid storage core 14 contains a cosmetic liquid (such as lotion, essential oil, lip gloss, etc.), and the writing head 16 includes a brush body 22 composed of a fiber bundle, and two plastic layers 24, 26 coated around the brush body 22. The bottom end of the brush body 22 forms a pen tip 28, and the tip end of the pen tip 16 is in contact with the reservoir 14 so that the makeup liquid in the water storage core 14 can be transported by capillary action to the pen tip 28 of the brush body 22 to provide a smear application. However, the tip 16 of the makeup pen 10 is cumbersome to manufacture, so that the cost is high. Specifically, since the cosmetic liquid contains the particulate powder, the cosmetic liquid is likely to be clogged in the transport flow of the brush body 22, and therefore, in order to make the water discharge of the writing head 16 (the output of the cosmetic liquid) smooth, the brush of the writing head 16 The outer side of the body 22 needs to be coated with two layers of plastic layers 24, 26 by two processes, and the plastic layer must be cut to form air holes and the bottom end of the brush body 22 is processed to form the nib 28, which is complicated in manufacturing process. 3 M414120 [New content] Therefore, the purpose of the present invention is to provide a stylus pen having a smooth water discharge effect, and the pen tip of the stylus pen has the advantages of being convenient to manufacture and reducing the cost. The makeup pen constructed according to the present invention comprises a tube, a liquid core, a head cover, and a head. The pen tube has an axially spaced top and bottom. The liquid storage core is accommodated inside the pen tube and contains a cosmetic liquid. The pen cover is mounted on the bottom of the pen tube and has a perforation and a slot communicating with the perforation. . The pen head is mounted in the bottom of the pen tube and passes through the perforation of the pen head cover, the pen head includes a brush body and a sleeve, and the brush system is composed of a fiber bundle and is included in the axially spaced top end and the bottom end, The sleeve includes a cylindrical hole spaced apart from the upper end and the lower end and extending from the upper end to the lower end, the brush body being received in the bore of the sleeve and the bottom end of the brush body extending from the sleeve a lower end, the upper end of the sleeve is coupled to the liquid storage core, the sleeve has a venting hole communicating with the cylindrical hole, the upper portion of the venting hole is located in the liquid storage core, and the lower portion of the venting hole is located in the liquid storage The core is outside and communicates with the slot of the pen cover. In one embodiment, the outer diameter of the top end of the brush body is slightly larger than the diameter of the cylindrical hole of the sleeve, such that the top end of the brush body abuts against the upper end of the sleeve; the sleeve is made of a metal material, the sleeve The upper end of the barrel further extends a cover portion. After the brush body is inserted into the barrel hole of the sleeve, the cover portion is bent downward to cover the top end of the brush body. 4 M414120 Preferably, the venting hole extends along the axial direction, and the length of the venting hole extending along the axial direction is 20-35 of the axial length of the sleeve. Regarding other purposes, advantages and features of the present invention, It will be apparent from the following detailed description of the preferred embodiments, DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS The preferred structural aspects of the present invention will be described by way of example only and not by way of limitation. A preferred embodiment comprises a pencil 30 comprising a tube 34, a reservoir 36 housed in the barrel 34, a headgear 40 mounted on the bottom 38 of the barrel 34, and mounted to the pen An upper cover 44 of the top 42 of the tube 34, and a head 32. The pen tube 34 is a hollow tube body, and the liquid storage core 36 contains a cosmetic liquid (such as lotion, essential oil, lip gloss, etc.), and the center of the pen holder 40 has a through hole 46 extending along the axial direction of the pen tube 34, and the pen tip The sleeve 40 has a venting slot 48 in communication with the aperture 46. The tip 32 is mounted within the bottom 38 of the barrel 34 and extends through the aperture 46 of the tip sleeve 40. The main feature of this creation is the structure of the pen head 32. The tip 32 includes a brush body 50 composed of a fiber bundle and a sleeve 52 made of a metal material. The fibers constituting the brush body 50 may be a fiber material such as cotton, hemp, silk or the like, and are preferably long fibers of fine hair. The brush body 50 comprises 5 axially spaced top ends 54 and bottom ends 56. The top ends 54 of the brush body 50 are fiber-bonded together to form a head having a larger outer diameter, and the bottom end 56 of the brush body 50 is pointed. shape. The sleeve 52 includes an upper end 58 and a lower end 60 that are axially spaced apart, and a bore 62 that extends from the upper end 58 to the lower end 60. Further, the sleeve 52 has a venting opening 64 communicating with the bore 62, and the venting opening 64 extends along the axial direction. Referring to Figures 5(a) and (b), the brush body 50 can be inserted into the bore 62 of the sleeve 52 from the upper end 58 of the sleeve 52. In the present embodiment, the outer diameter 54 of the brush body 50 is slightly larger than the barrel. The aperture 62 has an aperture such that the tip end 54 abuts against the upper end 58 of the sleeve 52 to form an locating point. Furthermore, the upper end 58 of the sleeve 52 extends upwardly and has an arc-shaped cover portion 66. After the brush body 50 is inserted into the cylindrical hole 62 of the sleeve 52, the cover portion 66 is bent downward to cover the cover portion 66. On the top end 54 of the brush body 50 (see FIG. 5(c)), the brush body 50 cannot be moved upward; moreover, in the process of inserting the brush body 50 into the cylindrical hole 62 of the sleeve 52, the cover portion 66 can be Provided as the abutment surface of the brush body 50, the brush body 50 can be placed into the cylindrical hole 62 of the sleeve 52 more smoothly. After the brush body 50 is inserted into the bore 62 of the sleeve 52, the sleeve 52 can be pressed inwardly to further clamp the brush body 50. Referring to the fourth figure, the upper end 58 of the sleeve 52 of the pen tip 32 is inserted into the bottom of the sump 36, wherein the upper portion of the venting opening 64 of the sleeve 52 is positioned within the sump 36 such that the sump 36 The cosmetic liquid M414120 can penetrate into the brush body 50 through the vent hole 36 and can be transported to the bottom end 56 of the brush body 50 through capillary action to provide a smear application; and wherein the lower portion of the vent hole 64 is located outside the sump 36 and the pen tip The slots 48 of the sleeve 40 are in communication for guiding the gas so that the brush body 50 can hold the fixed makeup liquid and allow the makeup liquid in the brush body 50 to smoothly flow out from the bottom end 56 to provide a uniform smearing effect. Furthermore, the length of the vent hole 64 in the axial direction is preferably equal to 20-35% of the axial length of the sleeve 52. When the length is less than 20%, the water flowing out of the pen head 32 may not be smooth, and when it is more than 35%, the brush body is infiltrated. There may be too much makeup in 50. The makeup pen 30 of the present invention is designed such that the makeup liquid is less likely to be clogged in the conveying flow of the brush body 50 by the structural design of the pen head 32, so the pen head 32 has a smooth water discharge effect, and the brush body 50 and the sleeve of the pen head 32 The assembly of 52 is quite convenient (see Fig. 5), and thus, it has the advantages of convenience in manufacturing and cost reduction. In the foregoing specification, the present invention has been described only in terms of specific embodiments, and various changes and modifications may be made to the design features of the present invention, and obvious substitutions and modifications may be made to those skilled in the art. Within the scope of the patent claimed by this creation. 7 M414120 [Simple description of the drawing] The first figure shows a cross-sectional view of a conventional makeup pen. The second figure shows an exploded view of the component of one of the present inventions. The third figure is a combined plan view of the pencil of the second figure. The fourth figure is a combined view of the pencil of the second figure, and shows a partial enlarged view. The fifth figure shows the assembly diagram of the pencil tip of the present invention. M414120 [Main component symbol description] 10. Cosmetic pen 14. Liquid core 18. Pen holder 22. Brush body 26. Plastic layer 30. Pencil 34. Pen tube 38. Bottom 42. Top 46. Perforation 50. Brush body 54 Top 58. Upper end 62. Tube hole 66. Cover part 12. Pen tube 16. Pen head 20. Upper cover 24. Plastic layer 28. Pen tip 32. Pen head 36. Liquid core 40. Pen holder 44. Upper cover 48. Slot 52. sleeve 56. bottom end 60. lower end 64. venting holes 9