CN113876493A - 一种防侧漏卫生巾 - Google Patents
一种防侧漏卫生巾 Download PDFInfo
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Abstract
本发明涉及卫生用品领域,具体指一种防侧漏卫生巾,该卫生巾包括吸收部,封边部以及固定部;所述吸收部包括第一吸收部和环绕第一吸收部设置的第二吸收部,所述第一吸收部相对于第二吸收部呈隆起状,所述第一吸收部上表面设置第一环形凹槽;所述第二吸收部上表面间隔设置有第二环形凹槽,且所述第二环形凹槽的前端和后端分别间隔设置有若干横向凹槽;所述第一吸收部后端设置有连接部;所述吸收部包括渗液层,吸收层,防渗层。该卫生巾通过吸收部的环形凹槽设计以及与人体贴合的凹凸设计。并结合防凝血层增加经血的渗透,提高防侧漏效果,同时结合防渗透层的凝血层加速底部经血的凝固,防止反渗,进一步增加其防侧漏效果。
Description
技术领域
本发明涉及卫生用品领域,具体指一种防侧漏卫生巾。
背景技术
卫生巾是一种具有吸收力的物质,主要的材质为纯棉、无纺布、纸浆或以上材质复合物所形成的高分子聚合物和高分子聚合物复合纸,主要用于女性生理期期间吸收经血。一般包括位于人体裆部吸收经血的吸收部以及设置在吸收部两侧用于将卫生巾固定在内衣上侧边护翼。
传统的卫生巾厚度较大,不仅舒适型不够,透气性也不理想,容易导致女性外阴皮肤温热潮湿从而影响皮肤健康,所以卫生巾薄型化是一个重要的发展趋势,但是薄型化会影响卫生巾吸附经血的能力,且贴合性欠佳,容易产生侧漏。当女性白天活动量较大,变换姿势时,经血量较大时容易发生侧漏或者后漏的问题,或者晚上使用时,由于有些女性的睡姿变化、平躺或者蜷曲时,也容易导致经血从人体臀部身体沟流出,从而发生后漏或者侧漏。因此,需要提供一种新的技术方案来解决上述问题。
发明内容
为解决上述技术问题,本发明提出一种防侧漏卫生巾,其整体呈长条哑铃状,包括用于吸收液体的吸收部,设置于吸收部周围的封边部以及设置于卫生巾两侧的固定部;
所述吸收部包括第一吸收部和环绕第一吸收部设置的第二吸收部,所述第一吸收部相对于第二吸收部呈隆起状,所述第一吸收部上表面设置第一环形凹槽;所述第二吸收部上表面间隔设置有第二环形凹槽,且所述第二环形凹槽的前端和后端分别间隔设置有若干横向凹槽;所述第一吸收部后端设置有连接部,所述连接部自第一吸收部连接至所述第二环形凹槽,所述连接部呈扇形且使用时与臀部身体沟位置对应,所述连接部位高于第一吸收部,其用于防止经血从臀部身体沟处流出;
所述吸收部包括位于上表面用于使经血下渗的渗液层,用于吸收经血的吸收层,以及用于防止经血外渗的防渗层。
进一步的,所述第一环形凹槽、第二环形凹槽的上表面呈均匀分布的凹凸状,以增加经血在其上表面的接触面积使其快速下渗。
进一步的,所述渗液层自上而下包括干爽无纺布层、抑菌层和抗凝血层。
进一步的,所述干爽无纺布层为纤维纤度递减的双层结构。
进一步的,所述抑菌层为以无纺布为基材的益生菌冻干粉涂层。
进一步的,所述抗凝血层为以无纺布为基材的抗凝血液涂层,其抗凝剂包括枸橼酸钠。
进一步的,所述吸收层为木浆纤维或高分子吸水树脂,吸收层的侧面和底面设置有有防护层,所述防护层为凝血层。
进一步的,所述凝血层为以无纺布为基材的凝血涂层,其凝血剂包括含氨甲环酸。
进一步的,所述凝血剂还包括没食子酸。
进一步的,所述封边部的两侧还设有弹性护边,其用于使用时与人体大腿根部贴合防止血液侧漏。
与现有技术相比,本发明的有益效果体现在:
1卫生巾表面的吸收部表面高度进行划分设置,将位于中心的第一吸收部的高度设置大于环绕其设置的第二吸收部的高度,由于第一吸收部与人体阴道口位置相对应,因此适当增加其高度可以使其最先接触经血进行渗透和吸收,减少经血在整个卫生巾上表面的扩散;
2卫生巾的吸收部设置有环形凹槽,使得经血在卫生巾上表面流动时,流入凹槽中,凹槽一方面可以增加经血与卫生巾上表面的接触面积,从而增加经血的渗透,另一方面经血流入凹槽中可以一定程度减少经血向外扩散;
3凹槽的表面呈均匀分布的凹凸状,其也用于进一步增加经血与卫生巾上表面的接触面积,从而增加经血的渗透;
4卫生巾上表面的渗液层包括有抗凝血层,其用于防止经血在卫生巾表面絮凝从而影响其下渗速率和吸收效果,造成侧漏或者后漏;
5卫生巾吸收层的下表面和侧面设置有凝血层,其用于使渗透到底部的血液尽快凝固,防止血液流动反渗造成的侧漏或者后漏。
附图说明
图1为根据本发明实施例1的卫生巾结构示意图;
图2为根据本发明实施例1的卫生巾侧截面结构示意图;
图3为根据本发明实施例1的凹槽放大图;
图4为根据本发明实施例2的卫生巾结构示意图。
吸收部1,第一吸收部10,第一环形凹槽100,连接部101,第二吸收部11,第二环形凹槽110,横向凹槽1101,渗液层12,干爽无纺布层120,抑菌层121,抗凝血层122,吸收层13,防护层130,防渗层14,封边部2,弹性护边20,固定部3。
具体实施方式
下面通过实施例和附图对本发明进行进一步说明。
实施例1
一种防侧漏卫生巾,如图1和图2所示,其整体呈长条哑铃状,包括用于吸收液体的吸收部,设置于吸收部周围的封边部以及设置于卫生巾两侧的固定部,其中,卫生巾的吸收部包括位于上表面用于使经血下渗的渗液层,用于吸收经血的吸收层,以及用于防止经血外渗的防渗层,该渗液层为无纺布层,吸收层为具有高吸水性的材质,防渗层为高透型底膜;封边部则为防渗层与渗透层的周边热压粘合形成,其将吸收层包裹其中,以使其固定在该夹层空间;固定部则连接于封边部两侧,用于将卫生巾包裹粘贴固定在内裤裆部侧边。卫生巾的背面设置有背胶,用于与内裤粘贴连接。
在本实施例中,为防止侧漏,将吸收部的上表面,即与人体皮肤接触的一面设置成具有凹槽的形状,该吸收部包括第一吸收部和环绕第一吸收部设置的第二吸收部,所述第一吸收部相对于第二吸收部呈隆起状,所述第一吸收部上表面设置第一环形凹槽;所述第二吸收部上表面间隔设置有第二环形凹槽,且所述第二环形凹槽的前端和后端分别间隔设置有若干横向凹槽;第一吸收部主要与人体裆部中心位置匹配,用于第一时间结接触人体流出的经血,并对其进行吸收;随着经血的不断流出,经血在第一吸收部表面进行扩散,第一环形凹槽的设置,使得部分经血流入凹槽,一方面从凹槽结构上防止了经血的进一步扩散,另一方面,提高了经血与第一吸收部的渗液层的接触面积,使其加快渗透,从而也起到了防止侧漏的作用;第二吸收部的环形凹槽的作用与第一吸收部相同,但考虑到卫生巾使用时的舒适性,第二吸收部的整体高度低于第一吸收部,以防止与人体裆部的过多摩擦,且由于卫生巾呈长条状,其环形槽在侧边设置的数量受限,因此在第二吸收部的前后两端设置若干横向凹槽,以进一步增加凹槽数量,增加渗透层与经血的接触面积,以及通过槽型结构阻挡经血的流出。
在本实施例中,第一吸收部后端设置有连接部,所述连接部自第一吸收部连接至所述第二环形凹槽,所述连接部呈扇形,该扇形呈前窄后宽,且其最宽宽宽度不超过3cm,其宽度大小可以设置成多种规格以供消费者选择,其使用时与臀部身体沟位置对应,所述连接部位高于第一吸收部,由于臀部身体沟呈凹陷状,当人体躺下或者起身时,经血容易从该部位流出,因此将连接部设置成比第一吸收部高,从而阻挡经血从该部位流出。
作为本实施例的一个优选方案,如图3所示,所述第一环形凹槽、第二环形凹槽的上表面呈均匀分布的凹凸状,该凹凸状的设计增加了经血在其上表面的接触面积,从而可以利于经血的快速下渗;除此之外,在凹凸状的凹型位置,还可以设置若干渗液孔,该渗液孔优选形状为上大下小的漏斗状或梯形、三角形等,渗液孔可以使经血更快得渗透,同时上大下小的渗透孔形状也可以减少经血的反渗。
如图3所示,所述渗液层自上而下包括干爽无纺布层、抑菌层和抗凝血层。
示例性的,给出本实施例一种干爽无纺层的结构,该干爽无纺布层为纤维纤度递减的双层结构:其上层纤维网采用皮芯双组分纤维,纤维沿纤维长度方向排列较规整,其纤维排列整体沿卫生巾前后方向排列,该层纤维网通过热风粘合固网;其下层纤维网为卷曲状皮芯纤维经梳理形成,其中,上层纤维网的纤维细度为1.5-2.5D,下层纤维网的细度为1.2-1.6D,下层纤维网的纤维细度小于上层纤维网,第二纤维网形成的螺旋网状结构使其内部渗透空间增加,从而利于经血的渗透。
除此之外,该干爽无纺层还可以是三层结构,其中上层纤维网仍采用皮芯双组分纤维,纤维沿纤维长度方向排列较规整,其纤维排列整体沿卫生巾前后方向排列,该层纤维网通过热风粘合固网;中间层和底层纤维网则为通过水刺水刺缠结固网的黏胶纤维与热塑性纤维混纺形成的具有一定吸水性的纤维网,且中间层纤维网密度大于底层纤维,各层纤维网亲水性自上而下依次增加。三层纤维网之间通过喷洒湿强性热熔胶进行粘结。
在本实施例中,所述抑菌层为以无纺布为基材的益生菌冻干粉涂层,其制备方法为将益生菌冻干粉涂层以一定压力下,以喷雾状均匀涂抹或喷淋在无纺布基材的表层即可,为防止粉末掉落,该无纺布基材的纤维成螺旋卷曲状,其纤维之间形成若干立体孔隙,且该无纺布基层可以为双层或多层结构,可以在无纺布基材的上表面进行冻干粉的涂抹或喷淋形成,也可以在涂抹或者喷淋后再覆盖一层无纺布,使冻干粉处于夹心层。该益生菌动感粉可以是乳酸杆菌CGMCCNO.12422,嗜酸乳酸杆菌CCTCCNO:M2011124加入SEQIDNO:1的抗菌肽并在保护剂海藻糖1%,谷氨酸钠0.5%,脱脂乳1%,抗坏血酸0.25%,葡聚糖0.25%的条件下经冻干工艺制备而成。
在本实施例中,所述抗凝血层为以无纺布为基材的抗凝血液涂层,其抗凝剂包括枸橼酸钠。
在本实施中,所述吸收层为木浆纤维或高分子吸水树脂,其具有优良的吸水性,主要用于经血的吸收,在吸收层的侧面和底面设置有有防护层,所述防护层为凝血层。该凝血层主要起到防止边层和底层的血液反渗的作用,通过凝血作用使其尽快固定于边层或者底层,从而减少反渗,起到防侧漏的作用。该凝血层为以无纺布为基材的凝血涂层,其凝血剂包括含氨甲环酸,其制备防止为将凝血剂喷涂或浸渍的方式附着于无纺布上并对处理后的无纺布进行烘干,使凝血剂固定在无纺布上,附着有凝血剂的无纺布以船型设置于防渗层上,吸收层位于该船型无纺布内使得吸收层的侧边和底部被附着有凝血剂的无纺布包裹。为增加凝血量,该无纺布可以是具有疏松多孔结构的多层结构。示例性的,所述凝血剂还包括没食子酸。
实施例2
为进一步防止经血从卫生巾侧边漏出,如图4所示,所述封边部的两侧还设有弹性护边,该弹性护边具有一定高度,其包括与封边部连接的防水层和设置于防水部外边缘的弹力部,该弹力部可以是弹力橡筋等弹性材质制成,该防水部示例性可以是无纺布,使用时弹性护边呈与卫生巾吸收部垂直的形状与人体贴合,用于阻挡经血才能侧边流出。弹性的设置一方面使弹性护边与人体的贴合更紧密,另一方面可以减少或避免勒紧感带来的不舒适感,其用于使用时与人体大腿根部贴合防止血液侧漏。
需要说明的是,在本发明的描述中,术语“上”“下”“前”“后”等指示的方位或位置关系是基于附图所示的方位或者位置关系,仅是为便于和简化描述本发明,而不是指示或暗示所示的装置或者原件必须具有特定的方位或位置关系,因此不能理解为对本发明的限制。而本发明中的“连接”应为理解为广义连接,例如可以是机械连接,也可以是电连接或者元件间的连接,可以使直接连接,也可以是通过媒介间接连接。对于本领域技术人员,可根据实际情况具体理解上述术语在本发明中的含义。
以上显示和描述了本发明的基本原理和主要特征和本发明的优点,对于本领域技术人员而言,显然本发明不限于上述示范性实施例的细节,而且在不背离本发明的精神或基本特征的情况下,能够以其他的具体形式实现本发明。因此,无论从哪一点来看,均应将实施例看作是示范性的,而且是非限制性的,本发明的范围由所附权利要求而不是上述说明限定,因此旨在将落在权利要求的等同要件的含义和范围内的所有变化囊括在本发明内。不应将权利要求中的任何附图标记视为限制所涉及的权利要求。
此外,应当理解,虽然本说明书按照实施方式加以描述,但并非每个实施方式仅包含一个独立的技术方案,说明书的这种叙述方式仅仅是为清楚起见,本领域技术人员应当将说明书作为一个整体,各实施例中的技术方案也可以经适当组合,形成本领域技术人员可以理解的其他实施方式。
Claims (10)
1.一种防侧漏卫生巾,其特征在于:其整体呈长条哑铃状,包括用于吸收液体的吸收部,设置于吸收部周围的封边部以及设置于卫生巾两侧的固定部;
所述吸收部包括第一吸收部和环绕第一吸收部设置的第二吸收部,所述第一吸收部相对于第二吸收部呈隆起状,所述第一吸收部上表面设置第一环形凹槽;所述第二吸收部上表面间隔设置有第二环形凹槽,且所述第二环形凹槽的前端和后端分别间隔设置有若干横向凹槽;所述第一吸收部后端设置有连接部,所述连接部自第一吸收部连接至所述第二环形凹槽,所述连接部呈扇形且使用时与臀部身体沟位置对应,所述连接部位高于第一吸收部,其用于防止经血从臀部身体沟处流出;
所述吸收部包括位于上表面用于使经血下渗的渗液层,用于吸收经血的吸收层,以及用于防止经血外渗的防渗层。
2.根据权利要求1所述的防侧漏卫生巾,其特征在于:所述第一环形凹槽、第二环形凹槽的上表面呈均匀分布的凹凸状,以增加经血在其上表面的接触面积使其快速下渗。
3.根据权利要求1所述的防侧漏卫生巾,其特征在于:所述渗液层自上而下包括干爽无纺布层、抑菌层和抗凝血层。
4.根据权利要求3所述的防侧漏卫生巾,其特征在于:所述干爽无纺布层为纤维纤度递减的双层结构。
5.根据权利要求3所述的防侧漏卫生巾,其特征在于:所述抑菌层为以无纺布为基材的益生菌冻干粉涂层。
6.根据权利要求3所述的防侧漏卫生巾,其特征在于:所述抗凝血层为以无纺布为基材的抗凝血液涂层,其抗凝剂包括枸橼酸钠。
7.根据权利要求3所述的防侧漏卫生巾,其特征在于:所述吸收层为木浆纤维或高分子吸水树脂,吸收层的侧面和底面设置有有防护层,所述防护层为凝血层。
8.根据权利要求7所述的防侧漏卫生巾,其特征在于:所述凝血层为以无纺布为基材的凝血涂层,其凝血剂包括含氨甲环酸。
9.根据权利要求8所述的防侧漏卫生巾,其特征在于:所述凝血剂还包括没食子酸。
10.根据权利要求1-9任一所述的的防侧漏卫生巾,其特征在于:所述封边部的两侧还设有弹性护边,其用于使用时与人体大腿根部贴合防止血液侧漏。
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