CN220109197U - Totally-enclosed anti-fog protective face screen - Google Patents
Totally-enclosed anti-fog protective face screen Download PDFInfo
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- 230000001681 protective effect Effects 0.000 title claims abstract description 41
- 210000001061 forehead Anatomy 0.000 claims abstract description 36
- 238000007789 sealing Methods 0.000 claims abstract description 28
- 230000001815 facial effect Effects 0.000 claims abstract description 19
- 230000029058 respiratory gaseous exchange Effects 0.000 claims abstract description 8
- 239000000463 material Substances 0.000 claims description 6
- 239000011248 coating agent Substances 0.000 claims description 4
- 238000000576 coating method Methods 0.000 claims description 4
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims 1
- 239000000741 silica gel Substances 0.000 claims 1
- 229910002027 silica gel Inorganic materials 0.000 claims 1
- 238000005192 partition Methods 0.000 description 11
- 230000000694 effects Effects 0.000 description 3
- 229920001296 polysiloxane Polymers 0.000 description 3
- 210000004243 sweat Anatomy 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000002209 hydrophobic effect Effects 0.000 description 2
- 230000000007 visual effect Effects 0.000 description 2
- 206010047513 Vision blurred Diseases 0.000 description 1
- 239000011324 bead Substances 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 210000001124 body fluid Anatomy 0.000 description 1
- 239000010839 body fluid Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 210000002345 respiratory system Anatomy 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
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- Respiratory Apparatuses And Protective Means (AREA)
Abstract
本实用新型公开了医用面屏技术领域的一种全密闭式防起雾防护面屏，包括屏体，屏体包括从上到下依次设置的额部区域、防起雾眼部区域和面部区域；上软体隔断膜片，上软体隔断膜片设置在额部区域和防起雾眼部区域之间；下软体隔断膜片，下软体隔断膜片设置在防起雾眼部区域和面部区域之间；柔性密封边条，柔性密封边条环绕屏体边缘一周并与屏体固定连接；额部固定带，额部固定带与额部区域固定连接；颈部固定带，颈部固定带与面部区域固定连接；面部区域或面部区域侧面的柔性密封边条上设有单向呼吸气孔。本实用新型利用空间分割原理，提高了防护面屏的密闭性、佩戴的舒适性和防护性能。
The utility model discloses a fully enclosed anti-fogging protective face screen in the technical field of medical face screens, which includes a screen body. The screen body includes a forehead area, an anti-fogging eye area and a facial area arranged in sequence from top to bottom. ; The upper software partition diaphragm is arranged between the forehead area and the anti-fog eye area; the lower software partition diaphragm is arranged between the anti-fog eye area and the facial area. between; flexible sealing edge strips, the flexible sealing edge strips surround the edge of the screen body and are fixedly connected to the screen body; forehead fixing strap, the forehead fixing strap is fixedly connected to the forehead area; neck fixing strap, the neck fixing strap is fixed to the face The area is fixedly connected; the flexible sealing edge strips on the face area or the side of the face area are provided with one-way breathing holes. The utility model utilizes the principle of space division to improve the airtightness, wearing comfort and protective performance of the protective visor.
Description
技术领域Technical field
本实用新型涉及医用面屏技术领域，具体涉及一种全密闭式防起雾防护面屏。The utility model relates to the technical field of medical face screens, and in particular to a fully enclosed anti-fogging protective face screen.
背景技术Background technique
目前临床实践中使用的防护面屏相对比较简单，现有防护面屏主要由透明屏体、柔性缓冲条和固定扣带组成；使用时，通过固定扣带将透明屏体固定在佩戴者面部前方即可。The protective visors currently used in clinical practice are relatively simple. The existing protective visors mainly consist of a transparent screen body, a flexible buffer strip and a fixed buckle; when in use, the transparent screen body is fixed in front of the wearer's face through the fixed buckle. That’s it.
在实际使用过程中，现有防护面屏的密封性较差，未能完全起到防护工作；同时，在佩戴防护面屏时还需要佩戴目镜等防护装置，但对于长期佩戴眼镜的医务人员而言，佩戴多个防护装置时的舒适性较差，并且现有防护面屏还容易起雾并导致视线模糊，这会增加医护人员临床操作的困难程度。In actual use, the existing protective visors have poor sealing and cannot fully protect themselves. At the same time, protective devices such as eyeglasses are also required when wearing protective visors. However, this is not suitable for medical personnel who wear glasses for a long time. It is said that the comfort when wearing multiple protective devices is poor, and the existing protective visors are easy to fog up and cause blurred vision, which will increase the difficulty of clinical operations for medical staff.
因此，如何提高防护面屏的佩戴舒适性并提高防护效果，就成了本领域技术人员亟待解决的技术问题。Therefore, how to improve the wearing comfort of the protective visor and improve the protective effect has become an urgent technical problem that needs to be solved by those skilled in the art.
发明内容Contents of the invention
有鉴于此，本实用新型的目的在于提供一种全密闭式防起雾防护面屏，以解决现有防护面屏防护效果差和佩戴不舒服的技术问题。In view of this, the purpose of the present utility model is to provide a fully enclosed anti-fogging protective visor to solve the technical problems of poor protective effect and uncomfortable wearing of existing protective visors.
本实用新型所采用的技术方案为：一种全密闭式防起雾防护面屏，包括：The technical solution adopted by this utility model is: a fully enclosed anti-fogging protective face screen, including:
屏体，所述屏体包括从上到下依次设置的额部区域、防起雾眼部区域和面部区域；A screen body, which includes a forehead area, an anti-fogging eye area and a facial area arranged in sequence from top to bottom;
上软体隔断膜片，所述上软体隔断膜片设置在额部区域和防起雾眼部区域之间；An upper software partition diaphragm is arranged between the forehead area and the anti-fogging eye area;
下软体隔断膜片，所述下软体隔断膜片设置在防起雾眼部区域和面部区域之间；a lower software partition diaphragm, which is arranged between the anti-fogging eye area and the facial area;
柔性密封边条，所述柔性密封边条环绕屏体边缘一周并与屏体固定连接；Flexible sealing edge strips, the flexible sealing edge strips surround the edge of the screen body and are fixedly connected to the screen body;
额部固定带，所述额部固定带与额部区域固定连接；A forehead fixing strap, the forehead fixing strap is fixedly connected to the forehead area;
颈部固定带，所述颈部固定带与面部区域固定连接；Neck fixation strap, the neck fixation strap is fixedly connected to the facial area;
其中，所述面部区域或面部区域侧面的柔性密封边条上设有单向呼吸气孔。Wherein, the facial area or the flexible sealing edge strip on the side of the facial area is provided with a one-way breathing air hole.
优选的，所述屏体为一体式透明屏，并且在所述一体式透明屏的防起雾眼部区域涂覆有防起雾涂层。Preferably, the screen body is an integrated transparent screen, and the anti-fogging eye area of the integrated transparent screen is coated with an anti-fogging coating.
优选的，所述防起雾眼部区域设有防起雾材料制成的透视镜片，所述透视镜片与屏体固定连接。Preferably, the anti-fog eye area is provided with a see-through lens made of anti-fog material, and the see-through lens is fixedly connected to the screen body.
优选的，所述上软体隔断膜片呈一字型，所述下软体隔断膜片呈人字型，且所述下软体隔断膜片的顶端与上软体隔断膜片连接。Preferably, the upper software partition diaphragm is in a straight shape, the lower software partition diaphragm is in a herringbone shape, and the top of the lower software partition diaphragm is connected to the upper software partition diaphragm.
优选的，所述柔性密封边条的宽度为10mm，厚度为20mm。Preferably, the width of the flexible sealing edge strip is 10mm and the thickness is 20mm.
优选的，所述柔性密封边条的材质为硅胶。Preferably, the flexible sealing edge strip is made of silicone.
优选的，所述额部固定带和颈部固定带均为扣带。Preferably, the forehead fixation strap and the neck fixation strap are both buckle straps.
优选的，所述扣带的长度可调。Preferably, the length of the buckle is adjustable.
本实用新型的有益效果：Beneficial effects of this utility model:
本实用新型利用空间分割原理，先将防护面屏的屏体从上到下划分为额部区域、防起雾眼部区域和面部区域，然后在屏体上固定连接有上软体隔断膜片和下软体隔断膜片，以通过上软体隔断膜片将额部区域和防起雾眼部区域分隔开，通过下软体隔断膜片将防起雾眼部区域和面部区域分隔开，可有效避免呼吸和额头汗珠对佩戴者视觉的影响；同时，本实用新型在屏体边缘固定连接有柔性密封边条，不仅实现了防护面屏佩戴时的密闭效果，还降低了长时间佩戴时对面部的压迫，进而提高了佩戴时的舒适性；本实用新型在屏体的顶部固定连接有额部固定带，在屏体的底部固定连接有颈部固定带，通过额部固定带和颈部固定带对防护面屏进行固定，可极大提高佩戴时的稳定性。This utility model uses the principle of space division to first divide the screen body of the protective visor from top to bottom into the forehead area, anti-fog eye area and facial area, and then the upper software partition diaphragm and the upper soft partition diaphragm are fixedly connected to the screen body. The lower software partition diaphragm separates the forehead area and the anti-fog eye area through the upper software partition diaphragm, and the lower software partition diaphragm separates the anti-fog eye area and facial area, which can effectively Avoid the impact of breathing and forehead sweat on the wearer's vision; at the same time, the utility model is fixedly connected with a flexible sealing edge strip at the edge of the screen body, which not only achieves a sealing effect when the protective visor is worn, but also reduces the impact on the wearer when worn for a long time. The pressure on the face further improves the comfort when wearing; in this utility model, a forehead fixing belt is fixedly connected to the top of the screen body, and a neck fixing belt is fixedly connected to the bottom of the screen body. Through the forehead fixing belt and the neck The fixing strap fixes the protective visor, which can greatly improve the stability when wearing.
附图说明Description of the drawings
图1为本实用新型的全密闭式防起雾防护面屏的主视图；Figure 1 is a front view of the fully enclosed anti-fogging protective visor of the present utility model;
图2为本实用新型的全密闭式防起雾防护面屏的侧视图。Figure 2 is a side view of the fully enclosed anti-fogging protective screen of the present invention.
图中附图标记说明：Explanation of the reference marks in the figure:
10、屏体；10. Screen body;
11、额部区域；12、防起雾眼部区域；13、面部区域；11. Forehead area; 12. Anti-fog eye area; 13. Facial area;
20、上软体隔断膜片；20. Install the software partition diaphragm;
30、下软体隔断膜片；30. Lower software partition diaphragm;
40、柔性密封边条；40. Flexible sealing edge strip;
50、额部固定带；50. Forehead fixation belt;
60、颈部固定带；60. Neck strap;
70、单向呼吸气孔。70. One-way breathing hole.
具体实施方式Detailed ways
下面结合附图对本实用新型的具体实施方式作进一步详细说明。这些实施方式仅用于说明本实用新型，而并非对本实用新型的限制。The specific embodiments of the present invention will be further described in detail below with reference to the accompanying drawings. These embodiments are only used to illustrate the present invention, but are not intended to limit the present invention.
在本实用新型的描述中，需要说明的是，术语“中心”、“纵向”、“横向”、“上”、“下”、“前”、“后”、“左”、“右”、“竖直”、“水平”、“顶”、“底”“内”、“外”等指示的方位或位置关系为基于附图所示的方位或位置关系，仅是为了便于描述本实用新型和简化描述，而不是指示或暗示所指的装置或元件必须具有特定的方位、以特定的方位构造和操作，因此不能理解为对本实用新型的限制。此外，术语“第一”、“第二”仅用于描述目的，而不能理解为指示或暗示相对重要性。In the description of the present utility model, it should be noted that the terms "center", "longitudinal", "horizontal", "upper", "lower", "front", "back", "left", "right", The orientations or positional relationships indicated by "vertical", "horizontal", "top", "bottom", "inner", "outside", etc. are based on the orientations or positional relationships shown in the drawings, and are only for the convenience of describing the present utility model. and simplified description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be construed as a limitation of the present invention. In addition, the terms "first" and "second" are used for descriptive purposes only and are not to be understood as indicating or implying relative importance.
在本实用新型的描述中，需要说明的是，除非另有明确的规定和限定，术语“安装”、“相连”、“连接”应做广义理解，例如，可以是固定连接，也可以是可拆卸连接，或一体地连接；可以是机械连接，也可以是电连接；可以是直接相连，也可以通过中间媒介间接相连，可以是两个元件内部的连通。对于本领域的普通技术人员而言，可以根据具体情况理解上述术语在本实用新型中的具体含义。In the description of the present utility model, it should be noted that, unless otherwise clearly stated and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense. For example, it can be a fixed connection or a removable connection. Detachable connection, or integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium; it can be an internal connection between two components. For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.
此外，在本实用新型的描述中，除非另有说明，“多个”的含义是两个或两个以上。In addition, in the description of the present invention, unless otherwise stated, the meaning of "plurality" is two or more.
实施例，如图1、图2所示，一种全密闭式防起雾防护面屏，医护人员佩戴该防护面屏时，可有效避免呼吸道传播或者体液飞溅风险；该防护面屏包括：Embodiment, as shown in Figures 1 and 2, a fully enclosed anti-fogging protective visor, when worn by medical staff, can effectively avoid the risk of respiratory tract transmission or body fluid splash; the protective visor includes:
屏体10，该屏体10包括从上到下依次设置的额部区域11、防起雾眼部区域12和面部区域13。The screen body 10 includes a forehead area 11, an anti-fog eye area 12 and a facial area 13 arranged in sequence from top to bottom.
上软体隔断膜片20，该上软体隔断膜片20与屏体10的内侧表面固定连接，且上软体隔断膜片20位于额部区域11和防起雾眼部区域12之间。The upper soft partition diaphragm 20 is fixedly connected to the inner surface of the screen body 10 , and the upper soft partition diaphragm 20 is located between the forehead area 11 and the anti-fogging eye area 12 .
下软体隔断膜片30，该下软体隔断膜片30与屏体10的内侧表面固定连接，且下软体隔断膜片30位于防起雾眼部区域12和面部区域13之间。The lower software partition diaphragm 30 is fixedly connected to the inner surface of the screen body 10 , and the lower software partition diaphragm 30 is located between the anti-fogging eye area 12 and the facial area 13 .
柔性密封边条40，该柔性密封边条40环绕屏体10边缘一周并与屏体10固定连接。The flexible sealing edge strip 40 surrounds the edge of the screen body 10 and is fixedly connected to the screen body 10 .
额部固定带50，该额部固定带50与额部区域11固定连接。The forehead fixation band 50 is fixedly connected to the forehead area 11 .
颈部固定带60，该颈部固定带60与面部区域13固定连接。The neck fixation belt 60 is fixedly connected to the facial area 13 .
其中，在面部区域13或面部区域13侧面的柔性密封边条40上设有单向呼吸气孔70。Wherein, a one-way breathing air hole 70 is provided on the face area 13 or the flexible sealing edge strip 40 on the side of the face area 13 .
本申请利用空间分割原理，先将防护面屏的屏体10从上到下划分为额部区域11、防起雾眼部区域12和面部区域13，然后在屏体10上固定连接有上软体隔断膜片20和下软体隔断膜片30，以通过上软体隔断膜片20将额部区域11和防起雾眼部区域12分隔开，通过下软体隔断膜片30将防起雾眼部区域12和面部区域13分隔开，可有效避免呼吸和额头汗珠对佩戴者视觉的影响；同时，本申请在屏体10的边缘固定连接有柔性密封边条40，不仅实现了防护面屏佩戴时的密闭效果，还降低了长时间佩戴时对面部的压迫，进而提高了佩戴时的舒适性；本申请在屏体10的顶部固定连接有额部固定带50，在屏体10的底部固定连接有颈部固定带60，通过额部固定带50和颈部固定带60对防护面屏进行固定，可极大提高佩戴时的稳定性。This application uses the principle of space division to first divide the screen body 10 of the protective visor from top to bottom into a forehead area 11, an anti-fogging eye area 12 and a facial area 13, and then the upper software is fixedly connected to the screen body 10 The partition diaphragm 20 and the lower software partition diaphragm 30 are used to separate the forehead area 11 and the anti-fog eye area 12 through the upper software partition diaphragm 20, and the anti-fog eye area is separated through the lower software partition diaphragm 30. The area 12 and the facial area 13 are separated, which can effectively avoid the impact of breathing and forehead sweat on the wearer's vision; at the same time, this application has a flexible sealing edge strip 40 fixedly connected to the edge of the screen body 10, which not only achieves a protective visor The sealing effect when worn also reduces the pressure on the face when worn for a long time, thereby improving the comfort when worn; in this application, a forehead fixing belt 50 is fixedly connected to the top of the screen body 10 and is fixed to the bottom of the screen body 10 A neck fixing strap 60 is fixedly connected. The protective visor is fixed through the forehead fixing strap 50 and the neck fixing strap 60, which can greatly improve the stability when wearing.
在一具体实施例中，如图1所示，该屏体10为一体式透明屏，该一体式透明屏的大小与佩戴者脸部大小相适配，并且在一体式透明屏的防起雾眼部区域12涂覆有防起雾涂层(图中未示出)，也就是在一体式透明屏的外侧表面和内侧表面涂覆有防起雾涂层，以防止佩戴时热空气在防起雾眼部区域12液化起雾并影响佩戴者视线。In a specific embodiment, as shown in Figure 1, the screen body 10 is an integrated transparent screen. The size of the integrated transparent screen is adapted to the size of the wearer's face, and the anti-fogging function of the integrated transparent screen is The eye area 12 is coated with an anti-fogging coating (not shown in the figure), that is, the outer and inner surfaces of the integrated transparent screen are coated with an anti-fogging coating to prevent hot air from entering the eye area 12 when worn. The fogged eye area 12 liquefies and fogs and affects the wearer's vision.
在一具体实施例中，该屏体10为分体式结构，并且在屏体10的防起雾眼部区域12密封安装有透视镜片，该透视镜片由防起雾材料制成，或者该透视镜片为透明镜片涂覆防起雾材料制成。In a specific embodiment, the screen body 10 has a split structure, and a see-through lens is sealed and installed in the anti-fog eye area 12 of the screen body 10. The see-through lens is made of anti-fog material, or the see-through lens Made of transparent lenses coated with anti-fog material.
在一具体实施例中，如图1、图2所示，该上软体隔断膜片20呈一字型，该上软体隔断膜片20固定连接在屏体10的内侧表面(靠近脸部的一侧)上，且上软体隔断膜片20的两端与两侧的柔性密封边条40密封连接；该下软体隔断膜片30呈人字型，该下软体隔断膜片30固定连接在屏体10的内侧表面(靠近脸部的一侧)上，且下软体隔断膜片30的顶端与上软体隔断膜片20密封连接，下软体隔断膜片30的两个底端分别与两侧的柔性密封边条40密封连接。In a specific embodiment, as shown in Figures 1 and 2, the upper soft partition diaphragm 20 is in a straight shape, and the upper soft partition diaphragm 20 is fixedly connected to the inner surface of the screen body 10 (the area close to the face). side), and both ends of the upper soft partition diaphragm 20 are sealingly connected to the flexible sealing edges 40 on both sides; the lower soft partition diaphragm 30 is in a herringbone shape, and the lower soft partition diaphragm 30 is fixedly connected to the screen body 10 (the side close to the face), and the top of the lower software partition diaphragm 30 is sealed with the upper software partition diaphragm 20, and the two bottom ends of the lower software partition diaphragm 30 are respectively connected with the flexible parts on both sides. The sealing edge strip 40 is sealingly connected.
如此设置，是因为：佩戴时，上软体隔断膜片20、下软体隔断膜片30和柔性密封边条40与佩戴者脸部接触，该上软体隔断膜片20和下软体隔断膜片30可以将佩戴者脸部和屏体10之间的密封空腔分隔为互不连通的上部空腔、中部空腔和下部空腔，进而避免佩戴者呼吸时的热空气从下部空腔流向中部空腔，并防止佩戴者额部汗珠和头发进入中部空间，从而保证佩戴者较佳的视觉效果。同时，人字型的下软体隔断膜片30能够将防起雾眼部区域12分隔为左右两部分，以确保左眼和右眼视觉效果的独立性。This setting is because when wearing, the upper software partition diaphragm 20, the lower software partition diaphragm 30 and the flexible sealing edge strip 40 are in contact with the wearer's face, and the upper software partition diaphragm 20 and the lower software partition diaphragm 30 can The sealed cavity between the wearer's face and the screen body 10 is divided into an upper cavity, a middle cavity and a lower cavity that are not connected to each other, thereby preventing the hot air when the wearer breathes from flowing from the lower cavity to the middle cavity. , and prevent sweat beads and hair from the wearer's forehead from entering the middle space, thereby ensuring the wearer's better visual effect. At the same time, the herringbone-shaped lower software partition diaphragm 30 can separate the anti-fog eye area 12 into left and right parts to ensure the independence of visual effects of the left eye and the right eye.
优选的，该上软体隔断膜片20和下软体隔断膜片30的材质为硅胶。Preferably, the upper soft partition diaphragm 20 and the lower soft partition diaphragm 30 are made of silicone.
在一具体实施例中，如图1、图2所示，该柔性密封边条40的宽度为a，a＝10mm，该柔性密封边条40的厚度为b，b＝20mm。In a specific embodiment, as shown in Figures 1 and 2, the width of the flexible sealing edge strip 40 is a, a=10mm, and the thickness of the flexible sealing edge strip 40 is b, b=20mm.
优选的，该柔性密封边条40的材质为硅胶。Preferably, the flexible sealing edge strip 40 is made of silicone.
在一具体实施例中，如图1、图2所示，该额部固定带50和颈部固定带60均为扣带，该扣带的一端与柔性密封边条40或屏体10固定连接，扣带的一端设有连接卡扣。In a specific embodiment, as shown in Figures 1 and 2, the forehead fixing strap 50 and the neck fixing strap 60 are both buckle straps, and one end of the buckle strap is fixedly connected to the flexible sealing edge strip 40 or the screen body 10 , one end of the buckle strap is equipped with a connecting buckle.
优选的，该扣带的长度可调。Preferably, the length of the buckle is adjustable.
与现有技术相比，本申请至少具有以下有益技术效果：Compared with the existing technology, this application has at least the following beneficial technical effects:
本申请不仅可以提高防护面屏的密闭性、佩戴的舒适性和防护性能，还在屏体的周边使用弹性较好的疏水性材料做了加厚处理，可以减少长时间佩戴对面部的压迫损伤，使佩戴者佩戴时更舒适、方便且疏水透气；本申请在额部和颈部均设置了可调整长度并带有卡扣的固定带，可以增加防护面屏佩戴时的稳定性；本申请还在屏体与佩戴者眼睛相对的防起雾眼部区域涂覆有防起雾材料，用于代替目镜，可以降低佩戴多种防护装置时进行临床操作的困难程度；本申请在屏体的面部区域两侧的侧边区域各增加多个单向呼吸气孔，可以改善佩戴防护面屏时的通气性能。This application can not only improve the airtightness, wearing comfort and protective performance of the protective visor, but also thicken the periphery of the screen using hydrophobic materials with good elasticity, which can reduce the pressure and damage to the face caused by long-term wearing. , making the wearer more comfortable, convenient and hydrophobic and breathable when wearing; this application is equipped with fixed straps with adjustable length and buckles on the forehead and neck, which can increase the stability of the protective mask when worn; this application The anti-fogging eye area of the screen body opposite to the wearer's eyes is also coated with anti-fogging material, which is used to replace eyepieces and can reduce the difficulty of clinical operations when wearing a variety of protective devices; in this application, the screen body is Multiple one-way breathing holes are added to the side areas on both sides of the facial area, which can improve the ventilation performance when wearing a protective mask.
以上所述仅是本实用新型的优选实施方式，应当指出，对于本技术领域的普通技术人员来说，在不脱离本实用新型技术原理的前提下，还可以做出若干改进和替换，这些改进和替换也应视为本实用新型的保护范围。The above are only preferred embodiments of the present invention. It should be pointed out that those skilled in the art can make several improvements and substitutions without departing from the technical principles of the present invention. These improvements and replacement should also be regarded as the protection scope of the present utility model.
Claims (8)
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321405500.4U CN220109197U (en) | 2023-06-02 | 2023-06-02 | Totally-enclosed anti-fog protective face screen |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321405500.4U CN220109197U (en) | 2023-06-02 | 2023-06-02 | Totally-enclosed anti-fog protective face screen |
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| CN220109197U true CN220109197U (en) | 2023-12-01 |
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| CN202321405500.4U Active CN220109197U (en) | 2023-06-02 | 2023-06-02 | Totally-enclosed anti-fog protective face screen |
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| CN (1) | CN220109197U (en) |
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