Child body protection device applied to emergency escape

Abstract

The utility model discloses a child body protection device applied to emergency escape. The child body protection device comprises a body wearing assembly, an arm wearing assembly, a leg wearing assembly, a collar assembly and an opening and closing zipper assembly. The body wearing assembly, the arm wearing assembly, the leg wearing assembly and the collar assembly are integrally formed and are all made of single-layer aramid antistatic fiber fabric. The opening and closing zipper assembly extends from the collar assembly and the body wearing assembly to the leg wearing assembly; according to the invention, through the integral forming design and the material selection of the single-layer aramid antistatic fiber fabric, all-around body protection is provided, and the flame retardant property and the antistatic property are improved; the opening and closing zipper assembly extends from the collar assembly and the body wearing assembly to the leg wearing assembly, so that the wearing process is quicker and more convenient, comprehensive protection can be quickly provided for children in an emergency escape scene, and life safety is guaranteed.

Description

Technical Field

[0001] The present application relates to the technical field of emergency escape equipment, and in particular to a child body protection device used for emergency escape. Background Art

[0002] In emergency escape scenarios such as fire, children face higher risks due to their age and physical limitations. Existing protective clothing and protective equipment are mostly cloak-type, which do not provide comprehensive protection for the body, are inconvenient to wear, and have protection loopholes. In an emergency fire escape, the complicated donning process will delay precious escape time, leading to serious consequences and even endangering the lives of children. Utility Model Content

[0003] In order to improve the defects of existing cloak-type protective clothing that is not comprehensive in protecting children's bodies and is inconvenient to wear, the present application provides a child body protection device for emergency escape.

[0004] The present application provides a child body protection device for emergency escape using the following technical solution:

[0005] A child body protection device for emergency escape, comprising a body cover assembly, an arm cover assembly, a leg cover assembly, a collar assembly connected to the body cover assembly, and a switch zipper assembly arranged on the body cover assembly;

[0006] The body glove assembly is integrally formed with the arm glove assembly, the leg glove assembly and the collar assembly and are all made of a single-layer aramid antistatic fiber fabric; the switch zipper assembly extends from the collar assembly and the body glove assembly to the leg glove assembly.

[0007] By adopting the above technical scheme, through the one-piece molding design of the body wear component, the arm wear component, the leg wear component and the collar component, and the material selection of the single-layer aramid antistatic fiber fabric, all-round body protection is provided, and the flame retardant performance and antistatic properties are improved; by extending the switch zipper component from the collar component and the body wear component to the leg wear component, the wearing process is made faster and more convenient, so that in an emergency escape scenario, comprehensive protection can be quickly provided to children, which helps to save escape time and ensure life safety.

[0008] Preferably, the body suit assembly comprises a garment body and a warning light arranged on a shoulder of the garment body.

[0009] By adopting the above technical solution, the main body of the clothes can directly cover the child's body and provide basic protection; while the warning light on the shoulder emits a light signal in a low-visibility environment, increasing the visibility of the child and making it easier for rescuers to quickly discover and locate the child, thereby improving the rescue efficiency and the child's chance of survival.

[0010] Preferably, the body suit assembly further comprises an elastic self-adhesive waistband arranged at the waist of the garment body.

[0011] By adopting the above technical solution, the waist of the clothing body is equipped with an elastic self-adhesive belt, which not only provides better fit and comfort, but also facilitates quick donning and adjustment, ensuring that the protective device can fit closely to the body of children during emergency escape to avoid protective loopholes. At the same time, the self-adhesive feature makes the donning process more convenient, improving the efficiency and safety during escape.

[0012] Preferably, the body wear assembly further comprises a body reflective belt and a body LED light belt arranged on the clothing body.

[0013] By adopting the above technical solution, by adding body reflective tape and body LED light tape to the main body of the clothes, the visibility of children in emergency escape scenarios is significantly improved; the reflective tape can reflect light under light, while the body LED light tape can actively emit light. The combination of the two can make children more easily noticed in environments with poor visibility, whether during the day or at night, thereby improving the safety protection level of children and ensuring that they can get rescue in time in an emergency.

[0014] Preferably, the body suit assembly further comprises a lighting component at the chest position of the clothing body.

[0015] By adopting the above technical solution, the body suit assembly adds a lighting component at the chest position of the clothing body, which not only improves the visibility of children in low light or nighttime environments, but also provides children with an additional light source, making it easier for them to identify the surrounding environment more clearly during emergency escape, thereby enhancing safety and escape efficiency; the addition of the lighting component enables children to be more effectively found by rescuers when needed, and can also provide lighting for themselves in the dark, reducing the risk of accidents due to unclear vision.

[0016] Preferably, the arm sleeve assembly includes an upper arm sleeve portion connected to the body sleeve assembly, a forearm sleeve portion, a folding and telescopic portion provided between the upper arm sleeve portion and the forearm sleeve portion and used to connect the upper arm sleeve portion and the forearm sleeve portion, an information Velcro provided on the upper arm sleeve portion, and an arm LED light strip provided on the outer side wall of the forearm sleeve portion.

[0017] By adopting the above technical solution, a folding and telescopic part is adopted at the connection between the upper arm sleeve part and the forearm sleeve part, which not only ensures the flexibility of the arm, but also allows the wearer to adjust the size of the arm sleeve as needed to adapt to children of different body shapes; the information Velcro is arranged on the upper arm sleeve part to facilitate quick identification of child information; an arm LED light strip is provided on the outer side wall of the forearm sleeve part, which enhances the visibility of children in emergency escape scenarios, especially at night or in low-light environments, improves safety, and ensures that children can be found in time by rescuers, thereby effectively avoiding potential dangers.

[0018] Preferably, the foldable and telescopic portion includes a foldable fleece surface for connecting the upper arm sleeve portion and the forearm sleeve portion, and an adhesive hook surface provided on the upper arm sleeve portion and for adhesively cooperating with the foldable fleece surface.

[0019] By adopting the above technical solution, a firm connection between the upper arm sleeve part and the forearm sleeve part is achieved through the adhesion of the folded fleece surface and the adhesive hook surface, while providing adjustable stretchability; not only the close fit and stability of the arm sleeve assembly are ensured, but also the wearer is allowed to adjust the size of the arm sleeve according to personal needs to adapt to children of different body shapes.

[0020] Preferably, the arm sleeve assembly further comprises a heat-insulating glove portion provided at the end of the forearm sleeve portion, and the heat-insulating glove portion and the forearm sleeve portion are integrally formed.

[0021] By adopting the above technical solution, the one-piece structure of the heat-insulating glove part and the forearm sleeve part provides continuous protection and ensures comprehensive heat-insulating effect from the wrist to the fingers; it not only enhances the comfort and convenience of wearing, but also ensures that in emergency escape or fire scene, children's hands are protected to the same level as their arms, reducing the risk of injury due to hand exposure; the one-piece heat-insulating glove part also simplifies the production process and reduces costs, while ensuring the integrity and reliability of the protective device.

[0022] Preferably, the heat-insulating glove portion includes a palm cover, a thumb cover connected to the palm cover, and a glove zipper arranged at the end of the palm cover.

[0023] By adopting the above technical solution, the connection design of the palm cover and the thumb cover allows the thumb to move freely, which is convenient for grabbing objects through the heat-insulating glove part, while the glove zipper makes it easy for the palm and fingers to quickly extend out of the heat-insulating glove part for survival operations in emergency situations.

[0024] Preferably, the leg sleeve assembly comprises a leg sleeve portion, a leg reflective tape provided on the leg sleeve portion and along the length direction of the leg sleeve portion, and an elastic band provided at the opening end of the leg sleeve portion.

[0025] By adopting the above technical solution, basic leg protection is provided by the leg sleeve portion, and the leg reflective tape arranged along the length direction of the leg sleeve portion enhances the wearer's visibility in low light or nighttime environments, which helps to improve safety; in addition, the elastic band arranged at the open end of the leg sleeve portion ensures a tight fit of the sleeve, making it easy for the wearer to put it on quickly and keep it stable, preventing it from slipping off during emergency escape, thereby ensuring comfort and convenience of wearing while providing protection.

[0026] In summary, the present application includes at least one of the following beneficial technical effects:

[0027] 1. Through the one-piece design of the body wear component, arm wear component, leg wear component and collar component, and the material selection of the single-layer aramid antistatic fiber fabric, it provides all-round body protection and improves the flame retardant performance and antistatic properties; by extending the switch zipper component from the collar component and the body wear component to the leg wear component, the wearing process is faster and more convenient, so that in emergency escape scenarios, it can quickly provide comprehensive protection for children, help save escape time, and ensure life safety;

[0028] 2. The connection between the upper arm sleeve and the lower arm sleeve adopts a folding and telescopic part, which not only ensures the flexibility of the arm, but also allows the wearer to adjust the size of the arm sleeve as needed to adapt to children of different body shapes; the information Velcro is set on the upper arm sleeve to facilitate quick identification of child information; the arm LED light strip is set on the outer wall of the lower arm sleeve to enhance the visibility of children in emergency escape scenarios, especially at night or in low-light environments, improve safety, and ensure that children can be found by rescuers in time, thereby effectively avoiding potential dangers;

[0029] 3. The connection design between the palm cover and the thumb cover allows the thumb to move freely, making it easy to grab objects through the insulated glove part, while the glove zipper makes it easy for the palm and fingers to quickly extend out of the insulated glove part for survival operations in emergency situations. BRIEF DESCRIPTION OF THE DRAWINGS

[0030] Figure 1 It is a schematic diagram of the front structure of an embodiment of the present application.

[0031] Figure 2 It is a schematic diagram of the back structure of an embodiment of the present application.

[0032] Description of reference numerals:

[0033] 1. Body wear assembly; 11. Clothing body; 12. Warning light; 13. Elastic self-adhesive waist belt; 14. Body reflective belt; 15. Body LED light belt; 16. Lighting components;

[0034] 2. Arm sleeve assembly; 21. Upper arm sleeve; 22. Lower arm sleeve; 23. Folding and retractable part; 24. Information Velcro; 25. Arm LED light strip; 26. Heat-insulating glove part; 231. Folding fleece surface; 232. Adhesive hook surface; 261. Palm sleeve; 262. Thumb sleeve; 263. Glove zipper;

[0035] 3. Leg sleeve assembly; 31. Leg sleeve portion; 32. Leg reflective tape; 33. Elastic band;

[0036] 4. Collar assembly; 5. Open and close zipper assembly. DETAILED DESCRIPTION

[0037] The following is combined with Figure 1-2 This application is described in further detail.

[0038] The present application embodiment discloses a child body protection device for emergency escape. Figure 1 The child body protection device comprises a body wear assembly 1, an arm wear assembly 2 connected to the body wear assembly 1, a leg wear assembly 3, a collar assembly 4, and a switch zipper assembly 5 arranged on the body wear assembly 1;

[0039] The body glove assembly 1 is integrally formed with the arm glove assembly 2, the leg glove assembly 3 and the collar assembly 4 and all are made of a single-layer aramid antistatic fiber fabric; the switch zipper assembly 5 extends from the collar assembly 4 and the body glove assembly 1 to the leg glove assembly 3.

[0040] This application provides all-round body protection and improves flame retardancy and antistatic properties through the one-piece design of the body wear component 1, the arm wear component 2, the leg wear component 3 and the collar component 4, and the material selection of the single-layer aramid antistatic fiber fabric; by extending the switch zipper component 5 from the collar component 4 and the body wear component 1 to the leg wear component 3, the wearing process is faster and more convenient, so that in emergency escape scenarios, it can quickly provide comprehensive protection for children, help save escape time, and ensure life safety. The switch zipper component 5 is preferably a long zipper; the aramid antistatic fiber fabric provides the wearer with a soft and comfortable fit experience, while the strength and heat resistance of the aramid material ensure the durability of the protective clothing and the protective performance in high temperature environments; the addition of antistatic fiber effectively reduces the generation of static electricity and reduces the risk of fire caused by static electricity. This feature is particularly important in emergency situations such as fire escape, and can provide additional safety protection for the wearer.

[0041] Furthermore, if Figure 1 As shown, the body suit assembly 1 includes a garment body 11 and a warning light 12 disposed on the shoulder of the garment body 11 .

[0042] The clothing body 11 of the present application can directly cover the child's body and provide basic protection; the warning light 12 on the shoulder emits a light signal in a low-visibility environment, increasing the visibility of the child and facilitating rescue personnel to quickly find and locate the child, thereby improving the rescue efficiency and the child's chance of survival; the warning light 12 is preferably a flash light.

[0043] Furthermore, if Figure 1 As shown, the body suit assembly 1 further comprises an elastic self-adhesive waistband 13 arranged at the waist of the garment body 11 .

[0044] The waist of the clothing body 11 of the present application is equipped with an elastic self-adhesive belt 13, which not only provides better fit and comfort, but also facilitates quick donning and adjustment, ensuring that the protective device can fit closely to the body of the child during emergency escape to avoid protective loopholes. At the same time, the self-adhesive feature makes the donning process more convenient, improving the efficiency and safety during escape.

[0045] The elastic self-adhesive belt can automatically adjust according to the wearer's waist circumference to ensure that the protective clothing fits closely to the body and avoids slipping or shifting during emergency escape; the self-adhesive property allows the wearer to quickly put on and fix the protective clothing without additional fasteners or adjustments, greatly improving the wearing efficiency; in addition, the use of elastic materials also ensures wearing comfort and freedom of movement, allowing the wearer to move flexibly and without restriction when escaping.

[0046] Specifically, Figure 1 and Figure 2 As shown, the body suit assembly 1 further includes a body reflective belt 14 and a body LED light belt 15 arranged on the clothing body 11 .

[0047] The present application significantly improves the visibility of children in emergency escape scenarios by adding a body reflective tape 14 and a body LED light tape 15 to the clothing body 11; the body reflective tape 14 can reflect light under light, while the body LED light tape 15 can actively emit light. The combination of the two can make children more easily noticed in environments with poor visibility, whether during the day or at night, thereby improving the safety protection level of children and ensuring that they can get rescue in time in an emergency.

[0048] The body LED light strip 15 is preferably a flexible LED light strip. The flexible LED light strip is made of FPC material, which provides extremely high flexibility and adaptability, allowing the light strip to easily adapt to various irregular surfaces and spaces, and is easy to bend, fold and wind without damage; in addition, the flexible LED light strip has high insulation and waterproof properties, allowing the flexible LED light strip to be safely used outdoors or in humid environments, extending its service life and improving reliability.

[0049] More specifically, if Figure 1 As shown, the body suit assembly 1 further comprises a lighting component 16 at the chest position of the clothing body 11 .

[0050] The body suit assembly 1 of the present application adds a lighting component 16 at the chest position of the clothing body 11, which not only improves the visibility of children in low-light or nighttime environments, but also provides children with an additional light source, making it easier for them to identify the surrounding environment more clearly during emergency escape, thereby enhancing safety and escape efficiency; the addition of the lighting component 16 enables children to be more effectively found by rescuers when needed, and can also provide lighting for themselves in the dark, reducing the risk of accidents due to unclear vision.

[0051] The lighting component 16 is preferably a high-intensity flashlight; the high-intensity flashlight is equipped with a multi-level brightness adjustment function to adapt to different lighting needs and environments; the high-intensity flashlight has a compact design and durable structure, is easy to carry, and can work stably in various adverse weather and environments, ensuring that children can quickly obtain a bright light source when needed.

[0052] In addition, if Figure 1 As shown, the arm sleeve assembly 2 includes an upper arm sleeve portion 21 connected to the body sleeve assembly 1, a forearm sleeve portion 22, a folding and telescopic portion 23 provided between the upper arm sleeve portion 21 and the forearm sleeve portion 22 and used to connect the upper arm sleeve portion 21 and the forearm sleeve portion 22, an information Velcro 24 provided on the upper arm sleeve portion 21, and an arm LED light strip 25 provided on the outer side wall of the forearm sleeve portion 22.

[0053] The connection between the upper arm sleeve 21 and the lower arm sleeve 22 of the present application adopts a folding and telescopic part 23, which not only ensures the flexibility of the arm, but also allows the wearer to adjust the size of the arm sleeve as needed to adapt to children of different body shapes; the information Velcro 24 is provided on the upper arm sleeve 21, which is convenient for quickly identifying the child's information; the arm LED light strip 25 is provided on the outer wall of the lower arm sleeve 22, which enhances the visibility of the child in the emergency escape scene, especially at night or in a low-light environment, improves safety, and ensures that the child can be found in time by rescuers, thereby effectively avoiding potential dangers. The arm LED light strip 25 is preferably a light strip of 20cm to 23cm long and 3cm wide.

[0054] And, if Figure 2 As shown, the folding and telescopic part 23 includes a folding fleece surface 231 for connecting the upper arm sleeve part 21 and the forearm sleeve part 22 , and an adhesive hook surface 232 provided on the upper arm sleeve part 21 and used for adhesively cooperating with the folding fleece surface 231 .

[0055] The present application achieves a firm connection between the upper arm sleeve portion 21 and the forearm sleeve portion 22 by bonding the folded fleece surface 231 with the adhesive hook surface 232, while providing adjustable stretchability; it not only ensures the close fit and stability of the arm sleeve assembly 2, but also allows the wearer to adjust the size of the arm sleeve according to personal needs to adapt to children of different body shapes.

[0056] Furthermore, if Figure 1 As shown, the arm sleeve assembly 2 also includes a heat-insulating glove portion 26 disposed at the end of the forearm sleeve portion 22 , and the heat-insulating glove portion 26 and the forearm sleeve portion 22 are integrally formed.

[0057] The one-piece structure of the heat-insulating glove portion 26 and the forearm sleeve portion 22 of the present application provides continuous protection and ensures comprehensive heat-insulating effect from the wrist to the fingers; it not only enhances the comfort and convenience of wearing, but also ensures that in emergency escape or fire scene, children's hands receive the same level of protection as their arms, reducing the risk of injury due to hand exposure; the one-piece molded heat-insulating glove portion 26 also simplifies the production process and reduces costs, while ensuring the integrity and reliability of the protective device.

[0058] Furthermore, if Figure 1 As shown, the heat-insulating glove portion 26 includes a palm cover 261 , a thumb cover 262 connected to the palm cover 261 , and a glove zipper 263 disposed at the end of the palm cover 261 .

[0059] The connection design of the palm cover 261 and the thumb cover 262 of the present application allows the thumb to move freely, which is convenient for grabbing objects through the heat-insulating glove part 26, while the glove zipper 263 facilitates the palm and fingers to quickly extend out of the heat-insulating glove part 26 for survival operations in emergency situations.

[0060] Specifically, Figure 1 As shown, the leg sleeve assembly 3 includes a leg sleeve portion 31 , a leg reflective tape 32 arranged on the leg sleeve portion 31 and along the length direction of the leg sleeve portion 31 , and an elastic band 33 arranged at the open end of the leg sleeve portion 31 .

[0061] The present application provides basic leg protection through the leg sleeve portion 31. At the same time, the leg reflective tape 32 arranged along the length direction of the leg sleeve portion 31 enhances the wearer's visibility in low-light or nighttime environments, which helps to improve safety. In addition, the elastic band 33 arranged at the open end of the leg sleeve portion 31 ensures a tight fit of the sleeve, making it easy for the wearer to put it on quickly and keep it stable, preventing it from slipping during emergency escape, thereby providing protection while ensuring comfort and convenience of wearing.

[0062] The present application also discloses that a deepened crotch is designed at the connection between the body suit assembly 1 and the leg suit assembly 3, i.e., the crotch position. This design can provide a larger activity space and comfort, especially when children need to make large movements or move quickly; the deepened crotch helps to avoid the feeling of restraint when wearing, ensuring that children can move freely and without restriction during emergency escape, thereby improving flexibility and safety during escape.

[0063] The present application also discloses that the body suit assembly 1 and the collar assembly 4 are connected by a zipper; the zipper connection design between the body suit assembly 1 and the collar assembly 4 provides a quick and convenient way of wearing, so that the wearer can quickly connect the body suit assembly 1 and the collar assembly 4, ensuring the convenience and efficiency of wearing; at the same time, the zipper, as a common closing method, is easy to operate and is also convenient to take off quickly in an emergency, thereby improving the practicality and safety during escape; in addition, the zipper connection can also ensure a close fit between the collar assembly 4 and the body suit assembly 1, enhancing the sealing and integrity of the overall protective clothing, thereby providing more comprehensive protection for the wearer.

[0064] The implementation principle of a child body protection device for emergency escape in the embodiment of the present application is as follows:

[0065] Through the integrated design of the body wear component 1, the arm wear component 2, the leg wear component 3 and the collar component 4, and the material selection of the single-layer aramid antistatic fiber fabric, all-round body protection is provided, and the flame retardant performance and antistatic properties are improved; by extending the switch zipper component 5 from the collar component 4 and the body wear component 1 to the leg wear component 3, the wearing process is made faster and more convenient, so that in an emergency escape scene, comprehensive protection can be quickly provided for children, which helps to save escape time and ensure life safety;

[0066] The connection between the upper arm sleeve portion 21 and the lower arm sleeve portion 22 adopts a folding and telescopic portion 23, which not only ensures the flexibility of the arm, but also allows the wearer to adjust the size of the arm sleeve as needed to adapt to children of different body shapes; the information Velcro 24 is arranged on the upper arm sleeve portion 21, which is convenient for quickly identifying the child's information; the arm LED light strip 25 is arranged on the outer side wall of the lower arm sleeve portion 22, which enhances the visibility of the child in the emergency escape scene, especially at night or in an environment with insufficient light, improves safety, and ensures that the child can be found by rescuers in time, thereby effectively avoiding potential dangers;

[0067] The connection design between the palm cover 261 and the thumb cover 262 allows the thumb to move freely, making it easy to grab objects through the heat-insulating glove part 26, while the glove zipper 263 makes it easy for the palm and fingers to quickly extend out of the heat-insulating glove part 26 for survival operations in emergency situations.

[0068] The above are all preferred embodiments of the present application, and the protection scope of the present application is not limited thereto. Therefore, any equivalent changes made according to the structure, shape, and principle of the present application should be included in the protection scope of the present application.

Claims

1. A child body protection device for emergency escape, characterized in that: The invention comprises a body-wearing assembly (1), an arm-wearing assembly (2) connected to the body-wearing assembly (1), a leg-wearing assembly (3), a collar assembly (4), and a switch zipper assembly (5) arranged on the body-wearing assembly (1); The body glove assembly (1) is integrally formed with the arm glove assembly (2), the leg glove assembly (3) and the collar assembly (4) and is made of a single-layer aramid antistatic fiber fabric; the switch zipper assembly (5) extends from the collar assembly (4) and the body glove assembly (1) to the leg glove assembly (3).

2. A child body protection device for emergency escape according to claim 1, characterized in that: The body suit assembly (1) comprises a garment body (11) and a warning light (12) arranged on the shoulder of the garment body (11).

3. A child body protection device for emergency escape according to claim 2, characterized in that: The body suit assembly (1) further comprises an elastic self-adhesive waistband (13) arranged at the waist of the garment body (11).

4. A child body protection device for emergency escape according to claim 2, characterized in that: The body suit assembly (1) further comprises a body reflective belt (14) and a body LED light belt (15) arranged on the clothing body (11).

5. The child body protection device for emergency escape according to claim 2, characterized in that: The body suit assembly (1) further comprises a lighting component (16) at the chest position of the clothing body (11).

6. The child body protection device for emergency escape according to claim 1, characterized in that: The arm sleeve assembly (2) comprises an upper arm sleeve portion (21) connected to the body sleeve assembly (1), a forearm sleeve portion (22), a folding and telescopic portion (23) provided between the upper arm sleeve portion (21) and the forearm sleeve portion (22) and used for connecting the upper arm sleeve portion (21) and the forearm sleeve portion (22), an information Velcro (24) provided on the upper arm sleeve portion (21), and an arm LED light strip (25) provided on the outer side wall of the forearm sleeve portion (22).

7. A child body protection device for emergency escape according to claim 6, characterized in that: The foldable and telescopic portion (23) comprises a foldable fleece surface (231) for connecting the upper arm sleeve portion (21) and the lower arm sleeve portion (22), and an adhesive hook surface (232) provided on the upper arm sleeve portion (21) and for adhesively cooperating with the foldable fleece surface (231).

8. The child body protection device for emergency escape according to claim 6, characterized in that: The arm sleeve assembly (2) further comprises a heat-insulating glove portion (26) arranged at the end of the forearm sleeve portion (22); the heat-insulating glove portion (26) and the forearm sleeve portion (22) are integrally formed.

9. A child body protection device for emergency escape according to claim 8, characterized in that: The heat-insulating glove part (26) comprises a palm cover (261), a thumb cover (262) connected to the palm cover (261), and a glove zipper (263) arranged at the end of the palm cover (261).

10. The child body protection device for emergency escape according to claim 1, characterized in that: The leg sleeve assembly (3) comprises a leg sleeve portion (31), a leg reflective belt (32) arranged on the leg sleeve portion (31) and along the length direction of the leg sleeve portion (31), and an elastic band (33) arranged at the open end of the leg sleeve portion (31).

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