Body armor with wading function

Abstract

The utility model discloses a body armor with a wading function. The body armor comprises a front body armor body and a back body armor body, the front body armor body and the back body armor body are connected and integrally formed through shoulders, and a plurality of air bag units are arranged on the chest and the shoulders of the front body armor body and the back body armor body; the air bag unit comprises wrapping layers sewn to the chest portions or the shoulder portions of the front body armor body and the back body armor body and elastic reset air bags arranged in the wrapping layers, and when the wading condition of passing through rivers and lakes is encountered, through cooperation of a connector, a one-way air valve and an opening and closing valve, after the opening and closing valve is opened, the elastic reset air bags are arranged in the wrapping layers. When the elastic reset air bag is expanded, the negative pressure in the elastic reset air bag can be relieved, air can be sucked in when the elastic reset air bag recovers expansion, then buoyancy needed during wading is provided, an auxiliary function during wading is achieved for a user, the elastic reset air bag can be repeatedly used, and therefore the requirement for the wading function can be met in the environment with changeable situations.

Description

Technical Field

[0001] The utility model relates to the technical field of bulletproof vests, in particular to a bulletproof vest with a wading function. Background Art

[0002] Bulletproof vests are used to protect the human body from bullets or shrapnel. Bulletproof vests are mainly composed of two parts: a cover and a bulletproof layer. The cover is usually made of chemical fiber fabrics. The bulletproof layer is made of metal, ceramic sheets, fiberglass, nylon, Kevlar, ultra-high molecular weight polyethylene fiber, liquid protective materials, polyimide fibers and other materials to form a single or composite protective structure.

[0003] The Chinese utility model patent with patent number CN215064068U discloses a bulletproof vest, including a bulletproof vest jacket and a bulletproof buffer layer arranged therein, wherein the bulletproof vest jacket includes a front chest piece and a back piece that are separately arranged, the front chest piece and the back piece are detachably connected, and an emergency rescue handle is provided near the neck of the outer layer of the back piece. By separately arranging the front chest piece and the back piece and detachably connecting them, the bulletproof vest can be quickly removed in an emergency, and by providing an emergency rescue handle near the neck of the outer layer of the back piece, the wounded can be quickly dragged away from the battlefield by the emergency rescue handle in an emergency, and the two work together to protect the lives of personnel.

[0004] However, when actually using it to perform tasks, it is inevitable to encounter situations where you need to cross rivers and lakes. When using this bulletproof vest, the user often needs to cross the river alone, and it has no auxiliary function for wading. In an environment with changing situations, a single bulletproof vest can no longer meet the use needs. Summary of the invention

[0005] The utility model overcomes the shortcomings of the prior art and provides a bulletproof vest with a wading function.

[0006] To achieve the above-mentioned purpose, the technical solution adopted by the utility model is: a bulletproof vest with wading function, comprising: a front bulletproof vest body and a back bulletproof vest body; the front bulletproof vest body and the back bulletproof vest body are connected and formed into one piece through the shoulder part, and the chest and shoulder parts of the front bulletproof vest body and the back bulletproof vest body are both provided with a plurality of airbag units;

[0007] The airbag unit comprises: a covering layer sewn to the chest or shoulder of the front bulletproof vest body and the back bulletproof vest body, an elastic return airbag arranged inside the covering layer, and a connector fixed to one side of the elastic return airbag; a one-way air valve is arranged at one end of the connector located outside the covering layer, and an opening and closing valve is fixed to the side of the connector located outside the covering layer;

[0008] The structures of the several airbag units are the same, and the differences are in size and shape.

[0009] In a preferred embodiment of the utility model, the elastic reset airbag is a hollow structure, and the material of the elastic reset airbag is a shape memory polymer material.

[0010] In a preferred embodiment of the present invention, the material of the covering layer is elastic fiber, and the bottom of the elastic reset airbag is fixed to the inner bottom of the covering layer.

[0011] In a preferred embodiment of the utility model, one end of the one-way air valve is threadedly connected to one end of the connector, and the flow direction of the one-way air valve is sequentially from the one-way air valve, the connector to the elastic reset airbag.

[0012] In a preferred embodiment of the utility model, a Velcro is provided on the side of the back bulletproof vest body, and one side of the Velcro is adhered to the front side of the front bulletproof vest body.

[0013] In a preferred embodiment of the utility model, a reinforcing layer is fixed to the abdominal area of ​​the front bulletproof vest body, and the reinforcing layer is composed of an aramid rubber-impregnated sheet, a PEUD cloth and an OXFM shock-absorbing sheet.

[0014] In a preferred embodiment of the utility model, the aramid impregnated sheet is made of 1000D aramid fiber and plain weave fabric, and the PEUD cloth is made of ultra-high molecular weight polyethylene fiber.

[0015] In a preferred embodiment of the utility model, a plurality of straps are fixed on the front body and the back body, a waist belt is inserted inside the plurality of straps, and a multifunctional hole for hanging waist bags for storing various equipment is opened on the side of the waist belt.

[0016] In a preferred embodiment of the utility model, a plurality of insert pockets are fixed on the front side of the front bulletproof vest body near the bottom.

[0017] In a preferred embodiment of the present invention, a reflective strip is provided on the middle portion of the front bulletproof vest body.

[0018] The utility model solves the defects existing in the background technology, and has the following beneficial effects:

[0019] (1) The utility model provides a bulletproof vest with a wading function. By arranging a plurality of airbag units on the chest and shoulders of the front bulletproof vest body and the back bulletproof vest body, when encountering a wading situation where it is necessary to cross rivers, lakes, etc., the negative pressure inside the elastic reset airbag can be released after the opening of the opening and closing valve through the cooperation of the connecting head, the one-way air valve and the opening and closing valve. When the elastic reset airbag resumes expansion, air can be sucked in, thereby providing the buoyancy required for wading, playing an auxiliary function for the user when wading, and can be used repeatedly, so as to meet the needs of the wading function in an environment with changing situations.

[0020] (2) In the present invention, by providing a reinforcement layer in the abdominal area of ​​the front body of the bulletproof vest, the protective capability of the bulletproof vest can be further improved, and the vest can be equipped with a variety of combat equipment. The multifunctional holes on the belt can provide multifunctional holes for hanging waist bags for storing various equipment, and a plurality of pockets can provide storage for small equipment. At the same time, the front body of the bulletproof vest and the back body of the bulletproof vest are connected by Velcro, which is convenient to wear, clean and store. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] The utility model is further described below in conjunction with the accompanying drawings and embodiments;

[0022] Figure 1 It is a front view structural diagram of a preferred embodiment of the utility model;

[0023] Figure 2 It is a schematic diagram of the closing structure of the opening and closing valve in the airbag unit of the preferred embodiment of the utility model;

[0024] Figure 3 It is a schematic diagram of the opening structure of the opening and closing valve in the airbag unit of the preferred embodiment of the utility model;

[0025] In the figure: 1. front body of bulletproof vest; 11. back body of bulletproof vest; 2. airbag unit; 21. covering layer; 22. elastic reset airbag; 23. connector; 24. one-way air valve; 25. opening and closing valve; 3. Velcro; 4. reinforcement layer; 5. drawstring; 51. waist belt; 52. multi-function hole; 6. insert pocket; 7. reflective strip. DETAILED DESCRIPTION

[0026] The present invention will now be further described in detail in conjunction with the accompanying drawings and embodiments. These drawings are simplified schematic diagrams that only illustrate the basic structure of the present invention in a schematic manner, and therefore only show the components related to the present invention.

[0027] like Figure 1As shown, a bulletproof vest with wading function includes: a front bulletproof vest body 1 and a back bulletproof vest body 11; the front bulletproof vest body 1 and the back bulletproof vest body 11 are connected and formed as one piece through the shoulder, and the chest and shoulder of the front bulletproof vest body 1 and the back bulletproof vest body 11 are both provided with a plurality of airbag units 2.

[0028] It should be noted that the structures of the several airbag units 2 are the same, and the differences are in size and shape.

[0029] A Velcro 3 is provided on the side of the back bulletproof vest body 11, and one side of the Velcro 3 is adhered to the front side of the front bulletproof vest body 1. The front bulletproof vest body 1 and the back bulletproof vest body 11 are connected by the Velcro 3, which is convenient for the user to put on and take off, making cleaning and storage more convenient.

[0030] In the preferred embodiment, a reinforcing layer 4 is fixed to the abdominal area of ​​the frontal bulletproof vest body 1. The reinforcing layer 4 is composed of an aramid rubber sheet, a PEUD cloth and an OXFM shock-absorbing sheet. The aramid rubber sheet adopts 1000D aramid fiber and plain weave fabric, and the PEUD cloth adopts ultra-high molecular weight polyethylene fiber. The overall configuration is 6 layers of aramid rubber sheets, 15 layers of PEUD cloth and 1 layer of OXFM shock-absorbing sheet, which can further improve the protective capability of the bulletproof vest.

[0031] Among them, the OXFM shock-absorbing sheet is specifically a polymer copolymer submicroporous convexity-reducing plate. It adopts nano and supercritical foaming technology to prepare strong foam materials with submicron and micron pore sizes. The closed pores of the material are spherical, and the structure of the pores is honeycomb-like. This pore type and structure have excellent mechanical properties, making the OXFM material light, high-strength, high-hardness, high-toughness, and high-energy absorption.

[0032] A plurality of straps 5 are fixed on the front body 1 and the back body 11 of the bulletproof vest. A waist belt 51 is inserted into the inner side of the plurality of straps 5. A multifunctional sleeve hole 52 for hanging and storing waist bags of various equipment is opened on the side of the waist belt 51. The ends of the waist belt 51 are connected by buckling. When in use, various equipment waist bags can be hung on the waist belt 51 through the multifunctional sleeve hole 52, so that it has the function of carrying various combat equipment.

[0033] A plurality of insert pockets 6 are fixed to the front side of the front bulletproof vest body 1 near the bottom. The plurality of insert pockets 6 can be used to store small equipment.

[0034] A reflective strip 7 is sleeved on the middle part of the front body 1 of the bulletproof vest. When the reflective strip 7 is needed for night use, the reflective strip 7 can be sleeved on the middle part of the front body 1 of the bulletproof vest to improve the safety of night use. When the reflective strip 7 is not needed, it can be taken out, which is flexible and convenient to use.

[0035] like Figure 2 and Figure 3As shown, the airbag unit 2 includes: a covering layer 21 sewn to the chest or shoulder of the front bulletproof vest body 1 and the back bulletproof vest body 11, an elastic reset airbag 22 arranged inside the covering layer 21, and a connector 23 fixed to one side of the elastic reset airbag 22; a one-way air valve 24 is provided at one end of the connector 23 located outside the covering layer 21, and an opening and closing valve 25 is fixed to the side of the connector 23 located outside the covering layer 21.

[0036] It should be noted that the elastic reset airbag 22 is a hollow structure, and the material of the elastic reset airbag 22 is a shape memory polymer material; the material of the coating layer 21 is elastic fiber, and the bottom of the elastic reset airbag 22 is fixed to the inner bottom of the coating layer 21; one end of the one-way air valve 24 is threadedly connected to one end of the connector 23, and the flow direction of the one-way air valve 24 is sequentially from the one-way air valve 24, the connector 23 to the elastic reset airbag 22.

[0037] In the preferred embodiment, the shape memory polymer material of the elastic reset airbag 22 is a shape memory polyurethane with a recovery temperature range of -30°C to 70°C, wherein the shape memory polyurethane is a smart material with a special memory function. As the elastic reset airbag 22, when subjected to external force or internal pressure, the material can be deformed to adapt to different shapes and sizes. Once the external force or pressure disappears, the material can gradually restore its original shape, thereby maintaining the integrity and stability of the elastic reset airbag 22; the initial state of the elastic reset airbag 22 ( Figure 3 ) There is gas inside, remove the one-way air valve 24 from one end of the connector 23, open the opening and closing valve 25, manually apply external force to the covering layer 21, squeeze the elastic reset airbag 22, so that the gas inside is discharged from one end of the connector 23, close the opening and closing valve 25, and connect the one-way air valve 24 to one end of the connector 23, the elastic reset airbag 22 can be deformed under the action of negative pressure ( Figure 2 ), at this time, the opening and closing valve 25 is opened to release the negative pressure inside the elastic reset airbag 22, and the external gas will enter the elastic reset airbag 22 through the one-way air valve 24 and the connector 23. The elastic reset airbag 22 can gradually restore its initial state, that is, it can inhale air, and then provide the buoyancy required for wading, which plays an auxiliary function for the user when wading, and can be used repeatedly, so as to meet the needs of wading function in an environment with changing situations.

[0038] When the utility model is used, the front bulletproof vest body 1 and the back bulletproof vest body 11 can be put on the body and connected with Velcro 3, the belt 51 is inserted into the inner side of the plurality of straps 5, and the hands and tails are connected by buckling. A variety of equipment waist bags are hung on the belt 51 through the multifunctional sleeve hole 52, so that it has the function of carrying a variety of combat equipment. When encountering a wading situation where it is necessary to cross rivers, lakes and ponds, the opening and closing valve 25 is opened to release the negative pressure inside the elastic reset airbag 22, and the external gas will enter the elastic reset airbag 22 through the one-way air valve 24 and the connector 23. The elastic reset airbag 22 can gradually restore its initial state, that is, it can inhale air, and then provide the buoyancy required for wading, which plays an auxiliary function for the user when wading, and can be used repeatedly, so that the demand for wading function can be met in an environment with changing situations.

[0039] The above is based on the ideal embodiment of the utility model. Through the above description, relevant personnel can make various changes and modifications without deviating from the technical concept of the utility model. The technical scope of this utility model is not limited to the content in the specification, and the technical scope must be determined according to the scope of the claims.

Claims

1. A bulletproof vest with wading function, It is characterized in that include: A front bulletproof vest body (1) and a back bulletproof vest body (11); the front bulletproof vest body (1) and the back bulletproof vest body (11) are connected and formed as one piece via the shoulder portion, and the chest and shoulder portions of the front bulletproof vest body (1) and the back bulletproof vest body (11) are both provided with a plurality of airbag units (2); The airbag unit (2) comprises: a covering layer (21) sewn to the chest or shoulder of the front bulletproof vest body (1) and the back bulletproof vest body (11), an elastic return airbag (22) arranged inside the covering layer (21), and a connector (23) fixed to one side of the elastic return airbag (22); a one-way air valve (24) is arranged at one end of the connector (23) located outside the covering layer (21), and an opening and closing valve (25) is fixed to the side of the connector (23) located outside the covering layer (21); The structures of the several airbag units (2) are the same, and the differences are in size and shape.

2. A bulletproof vest with wading function according to claim 1, Features: The elastic resetting airbag (22) is a hollow structure, and the material of the elastic resetting airbag (22) is a shape memory polymer material.

3. The bulletproof vest with wading function according to claim 1, Features: The material of the covering layer (21) is elastic fiber, and the bottom of the elastic restoring airbag (22) is fixed to the inner bottom of the covering layer (21).

4. The bulletproof vest with wading function according to claim 1, Features: One end of the one-way air valve (24) is threadedly connected to one end of the connector (23), and the flow direction of the one-way air valve (24) is sequentially from the one-way air valve (24), the connector (23) to the elastic reset airbag (22).

5. The bulletproof vest with wading function according to claim 1, Features: A Velcro (3) is provided on the side of the back bulletproof vest body (11), and one side of the Velcro (3) is adhered to the front side of the front bulletproof vest body (1).

6. The bulletproof vest with wading function according to claim 1, Features: A reinforcing layer (4) is fixed to the abdomen area of ​​the front bulletproof vest body (1), and the reinforcing layer (4) is composed of an aramid rubber-impregnated sheet, PEUD cloth and an OXFM shock-absorbing sheet.

7. The bulletproof vest with wading function according to claim 6, Features: The aramid impregnated sheet is made of 1000D aramid fiber and plain weave fabric, and the PEUD cloth is made of ultra-high molecular weight polyethylene fiber.

8. The bulletproof vest with wading function according to claim 1, Features: A plurality of straps (5) are fixed on the front bulletproof vest body (1) and the back bulletproof vest body (11), a waist belt (51) is inserted into the inner side of the plurality of straps (5), and a multifunctional sleeve hole (52) for hanging a waist bag for storing various equipment is opened on the side of the waist belt (51).

9. The bulletproof vest with wading function according to claim 1, Features: A plurality of insert pockets (6) are fixed on the front side of the front bulletproof vest body (1) close to the bottom.

10. The bulletproof vest with wading function according to claim 1, Features: A reflective strip (7) is sleeved on the middle part of the front bulletproof vest body (1).

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