CN212921928U

CN212921928U - Rescue protective clothing in water area and on ice

Info

Publication number: CN212921928U
Application number: CN202021912303.8U
Authority: CN
Inventors: 王俊胜; 金星; 商珂; 王宏阳; 刘丹; 薛岗
Original assignee: Tianjin Fire Research Institute of MEM
Current assignee: Tianjin Fire Research Institute of MEM
Priority date: 2020-09-04
Filing date: 2020-09-04
Publication date: 2021-04-09
Anticipated expiration: 2030-09-04

Abstract

The utility model provides a rescue protective clothing in water area and on ice, which comprises a protective clothing main body and a thermal inner layer, wherein the protective clothing main body comprises an integrated jacket, trousers and a foot sleeve, and the thermal inner layer is a split jacket and trousers; the chest, the back, the arms and the legs at the inner side of the protective suit main body are respectively provided with an inflatable layer, the corresponding positions at the outer side of the protective suit main body are respectively provided with an inflating device for inflating the inflatable layer, and the inflatable layer is provided with an exhaust valve; a lifesaving dragging belt is arranged above the back of the outer side of the protective clothing main body. Waters and ice rescue protective clothing can effectively avoid scotch, stab, still effectively improve protective clothing's warmth retention simultaneously, realize all good functions of protectiveness, warmth retention and travelling comfort.

Description

Rescue protective clothing in water area and on ice

Technical Field

The utility model belongs to the technical field of fire fighter's personal protection equipment and specifically relates to a rescue protective clothing in waters and on ice.

Background

In the autumn and winter in most areas in the north of China, the temperature is low, the surface layer of a natural or artificial water area is easy to freeze, and when people pass or stay on ice, the ice surface can collapse, so that the people fall into the ice and fall into the water to be injured. The complex ice environment and the severe cold weather have serious influence on the rescue efficiency, and fire rescue personnel are easy to injure when rescue. Meanwhile, in recent years, various flood disasters and sunken ship accidents occur frequently, water area rescue tasks such as flood fighting and emergency rescue of fire rescue teams and armed police officers and soldiers are increasingly heavy, and the times of police outing and the power of police outing increase year by year. At present, fire rescue teams in China are not equipped with a complete set of personal protection equipment special for water area and ice rescue, rescue workers often wear rescue clothes, fire fighting clothes or raincoats to work in the tasks of executing flood fighting, ice rescue and the like, and cannot meet personal protection requirements for ice and water area rescue, and the protection equipment is mainly characterized in the following aspects: (1) the (ice) water cannot be effectively isolated from the human body, the protection functions of warm keeping, soaking prevention, pollution prevention and the like are not provided, the body temperature of the human body can be rapidly reduced when the human body is soaked in water, and the health and even the life safety are threatened; (2) the water is easy to cause abrasion and stabbing, and further causes infection, water organism bite and the like.

Disclosure of Invention

In view of this, the present invention is directed to provide a rescue protective garment on ice and in a water area with excellent protection, thermal insulation and comfort.

In order to achieve the above purpose, the technical scheme of the utility model is realized like this:

a rescue protective garment used in water areas and on ice comprises a protective garment main body and a warm-keeping inner layer, wherein the protective garment main body comprises an integrated upper garment, trousers and foot sleeves, and the warm-keeping inner layer is a split upper garment and trousers; the chest, the back, the arms and the legs at the inner side of the protective suit main body are respectively provided with an inflatable layer, the corresponding positions at the outer side of the protective suit main body are respectively provided with an inflating device for inflating the inflatable layer, and the inflatable layer is provided with an exhaust valve; a lifesaving dragging belt is arranged above the back of the outer side of the protective clothing main body.

Further, the inflation device comprises an inflation valve fixed on the protective clothing main body and a gas cylinder detachably connected with the inflation valve; the protective suit main body is provided with a fixing belt for fixing the gas cylinder; the protective suit is characterized in that a cover curtain used for covering the inflation device is further arranged on the protective suit main body, and the cover curtain is connected with the protective suit main body through a magic tape.

Further, the inflation valve comprises a shell, a limiting plate, a puncture needle and a first spring;

the gas cylinder is characterized in that a mounting hole for mounting a gas cylinder is formed in the top of the shell, a limiting plate is fixedly arranged in the shell and positioned below the mounting hole, a pricking pin opposite to the mounting hole is inserted in the limiting plate, and the lower end of the pricking pin extends out of the shell downwards and is connected with a handle; a top ring is fixedly sleeved on the puncture needle positioned below the limiting plate, and a first spring is sleeved on the puncture needle between the limiting plate and the top ring; the joint of the shell and the protective suit main body is provided with an exhaust hole which is communicated with the inflatable layer.

Furthermore, a detachable fixing clip is arranged on the puncture needle extending out of the shell, and the fixing clip is connected with the handle through a pull rope.

Furthermore, a baffle is inserted into the shell, the baffle is positioned right below the opening of the gas cylinder and above the limiting plate, and the baffle is used for shielding the puncture needle to prevent the puncture needle from puncturing a sealing film at the opening of the gas cylinder; one end of the baffle extends out of the shell so as to be convenient for drawing out the baffle, and the baffle is connected with the shell through a pull rope.

Furthermore, a fixing mechanism for fixing is arranged on the baffle plate, and the fixing mechanism comprises 2L-shaped clamping pieces and a second spring;

a cavity is formed in the baffle, the clamping pieces are symmetrically arranged in the cavity, and the 2 clamping pieces are connected through a second spring; a second through hole for one end of the clamping piece to penetrate through is formed in the front end of the baffle, and first through holes for the other end of the clamping piece to penetrate through are formed in the left side and the right side of the baffle respectively; and the shell is provided with a fixing groove matched with the clamping piece for use.

Furthermore, a pocket for storing the lifesaving dragging belt is arranged above the back of the outer side of the protective clothing main body, and the pocket is provided with a zipper.

Furthermore, the neck collar and the hand cuffs of the protective garment body are provided with tapered sealing rings, and the sealing rings are made of foamed rubber and nylon fabric or spandex lycra fabric through lamination and compounding.

Further, one side shoulder to opposite side waist slope of protective clothing main part is provided with the zip fastener, and knee, elbow, buttock department are equipped with the thickening wearing layer, and cuff, bottom of a trouser leg department are equipped with reflection of light sign area, and the chest is equipped with the data plate installation department, and the thigh portion is equipped with the instrument fixed part.

Furthermore, a one-way exhaust valve is arranged above the shoulder part of the protective clothing main body.

Compared with the prior art, waters and ice rescue protective clothing have following advantage:

(1) waters and ice rescue protective clothing include protective clothing main part and cold-proof inlayer bilayer structure, bilayer structure and cold-proof inlayer make when wearing personnel rescue in low temperature waters such as frozen water and cold water, slow down its health heat and scatter and disappear, played cold-proof effect, improved user's travelling comfort simultaneously. The chest, the back, the arms and the legs on the inner side of the protective suit main body are respectively provided with the inflatable layers, after the inflatable layers are inflated, on one hand, the thickness of the protective suit main body can be increased, the protective suit can not be close to the skin like the traditional protective suit, an interlayer is formed between the protective suit and the skin to protect the chest, the back, the arms and the legs from being scratched and punctured, and the weight is light, so that the whole weight of the protective suit can not be increased; on the other hand, when a human body is soaked in ice water, the inflatable layer can effectively isolate the ice water from the human body, has the protection functions of keeping warm, preventing soaking, preventing pollution and the like, and effectively protects a user. And the protective clothing is provided with independent inflation devices corresponding to the inflation layers, so that the inflation positions can be selected according to requirements, and the use is convenient. In addition, the back of the protective clothing main body is provided with a lifesaving dragging belt which can bear the dragging of the body weight of a fireman, and the lifesaving clothing can be dragged by other people for lifesaving in an emergency so as to ensure the personal safety of the fireman.

(2) Aerating device including fixing the inflation valve in the protective clothing main part and can dismantle the gas cylinder of being connected with the inflation valve, the gas cylinder can be changed at any time, the apron cover plays certain guard action to aerating device in aerating device's outside. The inflation valve of the inflation device adopts a pressing type, the operation is convenient, and when inflation is needed, the puncture needle is pressed to move upwards to puncture the sealing film at the bottle mouth of the gas bottle, so that inflation can be carried out. In addition, the puncture needle is provided with a detachable fixing clip which can clamp the puncture needle and prevent the puncture needle from being extruded by misoperation to puncture the sealing membrane for inflation; moreover, the baffle is blocked below the opening of the gas cylinder, so that the gas filling caused by misoperation can be further prevented. When the fixing clamp is used, the fixing clamp and the baffle can be detached by dragging the pull rope respectively, and the operation is simple and rapid. In order to increase the fixity of the baffle, a fixing mechanism is arranged on the baffle, so that the baffle is prevented from falling out in the walking process of personnel to influence the operation.

(3) Neck collarband and the hand cuff of protective clothing main part be equipped with conical sealing washer, the sealing washer adopts expanded rubber to be main material, its absorptive a small amount of water is the non-flow state between sealing washer and skin, thereby utilize the great principle of specific heat capacity of water to realize performances such as heat preservation, comfortable, the bradyseism at this position, improved the drawback of uncomfortable such as waters rescue type clothing seal position rubber is too tight, the warmth retention is poor.

(4) Easily wearing and tearing positions such as knee, elbow, buttock of protective clothing main part be equipped with the thickening wearing layer, make the part have the characteristics of high strength, high abrasion, prolonged the life of clothing when improving fire rescue personnel operation security.

(5) Protective clothing's cuff, bottom of a trouser leg department be provided with reflection of light sign area, make the person of dress still have higher discernment in night or the operation in foggy waters, improved fire rescue personnel's safety.

Drawings

The accompanying drawings, which form a part hereof, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without undue limitation. In the drawings:

fig. 1 is a front view of a rescue suit in a water area and on ice according to an embodiment of the present invention;

FIG. 2 is a rear view of the rescue suit in water and on ice in accordance with an embodiment of the present invention;

FIG. 3 is a schematic view of the warm-keeping inner layer of the rescue suit in water and on ice according to the embodiment of the present invention;

fig. 4 is a schematic structural view of an inflator according to an embodiment of the present invention;

FIG. 5 is a schematic view of an inflator according to an embodiment of the present invention;

FIG. 6 is a cross-sectional view of an inflator according to an embodiment of the present invention;

FIG. 7 is a partial cutaway view of an inflator device in accordance with an embodiment of the present invention;

FIG. 8 is a schematic view of a lancet according to an embodiment of the present invention;

fig. 9 is a schematic structural diagram of a baffle according to an embodiment of the present invention;

fig. 10 is a view showing an installation structure of the inflator according to the embodiment of the present invention.

Description of reference numerals:

1-a zipper; 2-nameplate mounting part; 3-a reflective marker band; 4-sealing ring; 5-thickening the wear-resistant layer; 6-a tool holding part; 7-one-way exhaust valve; 8-lifesaving dragging belt; 9-an inflator; 10-an inflation valve; 11-a gas cylinder; 12-mounting holes; 13-a jack; 14-a baffle; 15-limiting plate; 16-a needle; 17-a top ring; 18-a first spring; 19-fixing the card; 20-a handle; 21-exhaust hole; 22-slot; 23-a fixed groove; 24-a cavity; 25-a clip; 26-a first via; 27-a second via; 28-a second spring; 29-magic tape; 30-cover curtain; 31-fixing belts; 32-hand hole.

Detailed Description

It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

Fig. 1 is a front view of a rescue suit in a water area and on ice according to an embodiment of the present invention; FIG. 2 is a rear view of the rescue suit in water and on ice in accordance with an embodiment of the present invention; fig. 3 is a schematic view of the warm-keeping inner layer of the rescue protective clothing in the water area and on the ice according to the embodiment of the present invention.

As shown in fig. 1-3, a rescue protective garment for water areas and on ice comprises a protective garment main body and a warm-keeping inner layer, wherein the protective garment main body comprises an integrated upper garment, trousers and foot covers, and the warm-keeping inner layer is a split upper garment and trousers; the chest part, the back part, the arms and the legs at the inner side of the protective suit main body are respectively provided with an inflatable layer, the corresponding positions at the outer side of the protective suit main body are respectively provided with an inflating device 9 for inflating the inflatable layer, and the inflatable layer is provided with an exhaust valve; a lifesaving dragging belt 8 is arranged above the back of the outer side of the protective clothing main body. The inner side of the seam of the main body fabric of the protective clothing is fitted and sealed in an omega shape by the waterproof sealing adhesive tape, and the sealing performance of the seam of the fabric can be good through the sealing process.

The water area and ice rescue protective clothing comprises a protective clothing main body and a warm inner layer double-layer structure, and the double-layer structure and the warm inner layer slow down the heat loss of the body of a wearer when the wearer rescues in ice water, cold water and other low-temperature water areas, so that the warm effect is achieved, and the comfort of the user is improved. The chest, the back, the arms and the legs on the inner side of the protective suit main body are respectively provided with the inflatable layers, after the inflatable layers are inflated, on one hand, the thickness of the protective suit main body can be increased, the protective suit can not be close to the skin like the traditional protective suit, an interlayer is formed between the protective suit and the skin to protect the chest, the back, the arms and the legs from being scratched and punctured, and the weight is light, so that the whole weight of the protective suit can not be increased; on the other hand, when a human body is soaked in ice water, the inflatable layer can effectively isolate the ice water from the human body, has the protection functions of keeping warm, preventing soaking, preventing pollution and the like, and effectively protects a user. And the protective clothing is provided with independent inflation devices 9 corresponding to the inflation layers, so that the inflation positions can be selected according to requirements, and the use is convenient. In addition, the back of the protective clothing main body is provided with a lifesaving dragging belt 8 which can bear the dragging of the body weight of a fireman, and the lifesaving clothing can be dragged by other people for lifesaving in an emergency so as to ensure the personal safety of the fireman.

Fig. 4 is a schematic structural view of an inflator according to an embodiment of the present invention; FIG. 5 is a schematic view of an inflator according to an embodiment of the present invention; FIG. 6 is a cross-sectional view of an inflator according to an embodiment of the present invention; FIG. 7 is a partial cutaway view of an inflator device in accordance with an embodiment of the present invention; fig. 10 is a view showing an installation structure of the inflator according to the embodiment of the present invention.

Illustratively, as shown in fig. 4-7 and 10, the inflation device 9 comprises an inflation valve 10 fixed on the body of the protective clothing and a gas cylinder 11 detachably connected with the inflation valve 10, and a sealing film is arranged at the opening of the gas cylinder 11; the protective clothing main body is provided with a fixing belt 31 for fixing the gas cylinder 11, and the fixing belt 31 can be attached to the protective clothing in a magic manner; the protective clothing main body is also provided with a cover curtain 30 used for covering the inflation device, and the cover curtain 30 is connected with the protective clothing main body through a magic tape 29.

FIG. 8 is a schematic view of a lancet according to an embodiment of the present invention.

Specifically, as shown in fig. 6 and 8, the inflation valve 10 includes a housing, a limiting plate 15, a puncture needle 16, and a first spring 18;

the top of the shell is provided with a mounting hole 12 for mounting the gas cylinder 11, the mounting hole 12 is in threaded connection with the gas cylinder 11, a limiting plate 15 is fixedly arranged inside the shell, the limiting plate 15 is positioned below the mounting hole 12, a pricking pin 16 opposite to the mounting hole 12 is inserted in the limiting plate 15, and the lower end of the pricking pin 16 extends out of the shell downwards and is connected with a handle 20; a top ring 17 is fixedly sleeved on the puncture needle 16 positioned below the limit plate 15, and a first spring 18 is sleeved on the puncture needle 16 between the limit plate 15 and the top ring 17; the joint of the shell and the protective suit main body is provided with an exhaust hole 21, and the exhaust hole 21 is communicated with the inflatable layer.

More specifically, the lancet 16 extending out of the housing is provided with a detachable fixing clip 19, the fixing clip 19 is connected with the handle 20 through a pull rope, the fixing clip 19 can be detached by pulling the pull rope, the operation is quicker, and the pull rope can prevent the fixing clip 19 from being lost.

More specifically, a baffle 14 is inserted into the housing, the baffle 14 is positioned right below the opening of the gas cylinder 11 and above the limiting plate 15, and the baffle 14 is used for shielding the puncture needle 16 to prevent the puncture needle 16 from puncturing a sealing film at the opening of the gas cylinder 11; one end of the baffle 14 extends out of the shell to facilitate the extraction of the baffle 14, and the baffle 14 is also connected with the shell through a pull rope. When the baffle plate pulling device is used, the baffle plate 14 can be pulled out by pulling the pulling rope, and the operation is convenient and fast.

The front side of the shell is provided with a jack 13 for inserting the baffle 14, and the inner side wall of the back side of the shell opposite to the jack 13 is provided with a slot 22 for inserting the baffle 14.

Fig. 9 is a schematic structural diagram of a baffle according to an embodiment of the present invention.

More specifically, as shown in fig. 9, a fixing mechanism for fixing is provided on the baffle 14, and the fixing mechanism includes 2L-shaped clips 25 and a second spring 28;

a cavity 24 is formed in the baffle plate 14, the clamping pieces 25 are symmetrically arranged in the cavity 24, and the 2 clamping pieces 25 are connected through a second spring 28; a second through hole 27 for one end of the clamping piece 25 to penetrate out is formed in the front end of the baffle plate 14, and first through holes 26 for the other end of the clamping piece 25 to penetrate out are formed in the left side and the right side of the baffle plate 14 respectively; the shell is provided with a fixing groove 23 matched with the clamping piece 25.

The front end of the baffle 14 is provided with a hand hole 32.

The inflation device 9 comprises an inflation valve 10 fixed on the protective clothing main body and an air bottle 11 detachably connected with the inflation valve, the air bottle 11 can be replaced at any time, and the cover curtain 30 covers the outside of the inflation device 9 and plays a certain role in protecting the inflation device 9. The charging valve 10 of the charging device 9 is of a push type, so that the operation is convenient, and when charging is needed, the puncture needle 16 is pressed, so that the puncture needle 16 moves upwards to puncture the sealing membrane at the opening of the gas bottle 11 for charging. In addition, the puncture needle 16 is provided with a detachable fixing clip 19, the fixing clip 19 is semi-annular, the fixing clip 19 is clipped on the puncture needle 16 to clip the puncture needle 16, and the puncture needle 16 is prevented from being extruded by misoperation to puncture the sealing membrane for inflation; moreover, the baffle plate 14 is blocked below the opening of the gas cylinder, so that the gas charging caused by misoperation can be further prevented. When the fixing clamp is used, the fixing clamp 19 and the baffle 13 can be detached by dragging the pull rope respectively, and the operation is simple and rapid.

In order to increase the fixing performance of the baffle plate 14, a fixing mechanism can be arranged on the baffle plate 14 to prevent the baffle plate 14 from falling out to influence the operation in the walking process of people. When the baffle plate 14 is disassembled, the end part of the clamping piece 25 extending out of the baffle plate 14 is pinched by hand to enable 2 end parts to approach, and the other end of the clamping piece 25 inserted into the fixing groove 23 is separated from the fixing groove 23, so that the baffle plate 14 can be disassembled; similarly, when the baffle 14 is installed, the end part of the clip piece 25 is also pinched, and after the baffle 14 is inserted into the insertion hole 13, the clip piece 25 is released, and 2 clip pieces 25 are bounced off under the action of the elastic force of the second spring 28, so that the clip piece 25 is inserted into the fixing groove 23 to be fixed.

Illustratively, a pocket for storing the lifesaving dragging belt 8 is arranged above the back of the outer side of the protective clothing main body, and the pocket is provided with a zipper.

Illustratively, the neck collar and the hand cuffs of the protective garment body are provided with tapered sealing rings 4, and the sealing rings 4 are made of foamed rubber and nylon fabric or spandex lycra fabric through lamination and compounding. The sealing ring 4 is made of foamed rubber as a main material, a small amount of water absorbed by the sealing ring is in a non-flowing state between the sealing ring and the skin, the heat preservation, comfort, shock absorption and other performances of the sealing part are realized by utilizing the principle that the specific heat capacity of water is large, and the defects of discomfort such as too tight rubber, poor heat preservation and the like of the sealing part of the water area rescue clothing are overcome. The interior of the cuff can be coated with a smooth coating as required, so that a hand can be quickly stretched out when the glove is worn conveniently.

Exemplarily, one side shoulder to the slope of opposite side waist of protective clothing main part sets up a YKK metal waterproof sealing zipper 1, but the zip fastener is sealed waterproof after the zip fastener is drawn to close, and the zip fastener is protected with the main part surface fabric turn-ups in the zip fastener outside, keeps apart metal zipper and external, has strengthened the water-proof effects at this place when protecting metal zipper. The long-time waterproof sealing performance of the whole garment is ensured by various sealing structure designs, and the fire rescue personnel can keep the body dry all the time after wearing the protective clothing into water, so that the rapid heat dissipation caused by the direct contact between the body and the water is avoided; the inclined arrangement solves the problem that the neck part is difficult to seal because the traditional zipper is vertically arranged at the front part, and ensures the waterproof sealing performance of the whole garment; meanwhile, the zipper is convenient to put on and take off, and the length of the specific zipper can be adjusted according to actual requirements.

The knee, the elbow and the hip are provided with thickened wear-resistant layers 5, so that the strength and the service durability of the part easy to wear are improved.

The cuffs and the bottoms of the trousers are provided with reflective mark belts 3 which can be fixed on the surface of the clothes through adhesives or magic tapes and can also coat reflective materials on the surface of the clothes.

The chest is equipped with data plate installation department 2, and is concrete, and protective clothing main part chest one side has belt loop or magic to paste the design, makes things convenient for the hook or pastes fire rescue personnel data plate sign.

Thigh is equipped with instrument fixed part 6, and is concrete, and instrument fixed part 6 can be for setting up the design of the belt loop or the pocket in thigh side, portable rescue instrument, and has the hole of permeating water on the pocket, can in time discharge the water in the pocket, avoids it to cause extra heavy burden for the rescuer.

The waist of the protective suit main body can be provided with an elastic adjusting belt as required, and the design of a built-in elastic belt, a nylon woven belt buckle or a magic tape can be adopted, so that people with different body types can conveniently wear the protective suit.

A front fly can be arranged below the waist of the protective suit body according to needs, and a sealing zipper is arranged in the front fly, so that the male rescue workers can conveniently operate for a long time and intermittently relieve the troubles.

A one-way exhaust valve 7 is arranged above the shoulder part of the protective suit main body, so that air sealed in the protective suit can be manually exhausted without affecting the waterproof performance.

The trouser leg parts of the protective clothing main body can be designed into waterproof leg sleeves which are made of the same material as the protective clothing main body or provided with tapered rubber sealing rings according to requirements, so that rescue workers can wear waterproof shoes or wading shoes and the like.

The inside alternately elasticity fixed band that can set up adjustable length as required of protective clothing main part, this fixed band can be fixed in the protective clothing main part on the fireman trunk, prevents that the protective clothing from taking place to shift.

The main body of the protective clothing is red or orange red, or can be designed into a color matching of red and black or other striking colors according to the requirement.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a rescue protective clothing on waters and ice which characterized in that: the protective suit comprises a protective suit main body and a warm-keeping inner layer, wherein the protective suit main body comprises an integrated jacket, trousers and foot sleeves, and the warm-keeping inner layer is a split jacket and trousers; the chest, the back, the arms and the legs at the inner side of the protective suit main body are respectively provided with an inflatable layer, the corresponding positions at the outer side of the protective suit main body are respectively provided with an inflating device (9) for inflating the inflatable layer, and the inflatable layer is provided with an exhaust valve; a lifesaving dragging belt (8) is arranged above the back of the outer side of the protective clothing main body.

2. The rescue suit in water and ice as claimed in claim 1, wherein: the inflation device (9) comprises an inflation valve (10) fixed on the protective suit main body and a gas cylinder (11) detachably connected with the inflation valve (10); the protective suit main body is provided with a fixing belt (31) for fixing the gas cylinder (11); the protective suit is characterized in that a cover curtain (30) used for covering the inflating device is further arranged on the protective suit main body, and the cover curtain (30) is connected with the protective suit main body through a magic tape (29).

3. The rescue suit in water and ice according to claim 2, wherein: the inflation valve (10) comprises a shell, a limiting plate (15), a puncture needle (16) and a first spring (18);

the gas cylinder is characterized in that a mounting hole (12) for mounting a gas cylinder (11) is formed in the top of the shell, a limiting plate (15) is fixedly arranged in the shell, the limiting plate (15) is positioned below the mounting hole (12), a pricking pin (16) which is right opposite to the mounting hole (12) is inserted in the limiting plate (15), and the lower end of the pricking pin (16) extends out of the shell downwards and is connected with a handle (20); a top ring (17) is fixedly sleeved on the puncture needle (16) positioned below the limit plate (15), and a first spring (18) is sleeved on the puncture needle (16) between the limit plate (15) and the top ring (17); the joint of the shell and the protective suit main body is provided with an exhaust hole (21), and the exhaust hole (21) is communicated with the inflatable layer.

4. The rescue suit in water and ice according to claim 3, wherein: the puncture needle (16) extending out of the shell is provided with a detachable fixing clip (19), and the fixing clip (19) is connected with the handle (20) through a pull rope.

5. The rescue suit in water and ice according to claim 3, wherein: a baffle (14) is inserted into the shell, the baffle (14) is positioned right below the opening of the gas cylinder (11) and above the limiting plate (15), and the baffle (14) is used for shielding the puncture needle (16) to prevent the puncture needle (16) from puncturing a sealing film at the opening of the gas cylinder (11); one end of the baffle (14) extends out of the shell so as to be convenient for drawing out the baffle (14), and the baffle (14) is also connected with the shell through a pull rope.

6. The rescue suit in water and ice according to claim 5, wherein: the baffle (14) is provided with a fixing mechanism for fixing, and the fixing mechanism comprises 2L-shaped clamping pieces (25) and a second spring (28);

a cavity (24) is formed in the baffle (14), the clamping pieces (25) are symmetrically arranged in the cavity (24), and the 2 clamping pieces (25) are connected through a second spring (28); a second through hole (27) for one end of the clamping piece (25) to penetrate out is formed in the front end of the baffle plate (14), and first through holes (26) for the other end of the clamping piece (25) to penetrate out are formed in the left side and the right side of the baffle plate (14) respectively; and the shell is provided with a fixing groove (23) matched with the clamping piece (25) for use.

7. The rescue suit in water and ice as claimed in claim 1, wherein: a pocket for storing a lifesaving dragging belt (8) is arranged above the back of the outer side of the protective clothing main body, and the pocket is provided with a zipper.

8. The rescue suit in water and ice as claimed in claim 1, wherein: the neck collar and the hand cuffs of the protective garment body are provided with tapered sealing rings (4), and the sealing rings (4) are made of foamed rubber and nylon fabric or spandex lycra fabric through lamination and compounding.

9. The rescue suit in water and ice as claimed in claim 1, wherein: one side shoulder to opposite side waist slope of protective clothing main part is provided with zip fastener (1), and knee, elbow, buttock department are equipped with thickening wearing layer (5), and cuff, bottom of a trouser leg department are equipped with reflection of light sign area (3), and the chest is equipped with data plate installation department (2), and the thigh portion is equipped with instrument fixed part (6).

10. The rescue suit in water and ice as claimed in claim 1, wherein: a one-way exhaust valve (7) is arranged above the shoulder part of the protective clothing main body.