Multifunctional search and rescue protective garment

Abstract

The invention relates to the technical field of protective garments, and discloses a multifunctional search and rescue protective garment, which comprises a protective jacket, protective trousers, protective boots and a helmet part, and further comprises a sealing assembly arranged in the lower end of the protective jacket, auxiliary components are arranged on wrist parts of the protective jacket and ankle parts of the protective trousers; the temperature detector is fixedly mounted on one side of the wrist part of the protective jacket; the air bag part is fixedly arranged at the lower part of the inner side of the protective jacket; the sealing assembly comprises mounting cylinders which are symmetrically arranged, and one end of the interior of each mounting cylinder is fixedly connected with a connecting rope; the auxiliary assembly comprises a binding belt, a circle of binding belt is arranged, a binding rope is fixedly connected to the interior of the binding belt, and the problems that the sealing protection effect of the protective clothing is general, external harmful substances and the like may permeate into the protective clothing, a user is harmed, and smooth rescue is affected are solved.

Description

Technical Field

[0001] The invention relates to the technical field of protective clothing, in particular to a multifunctional search and rescue protective clothing. Background Art

[0002] In modern firefighting and rescue, the search and rescue environment is complex and extremely changeable. If the sealing performance of the protective clothing is poor, harmful substances from the outside, such as chemicals, viruses, bacteria, etc., may penetrate into the inside of the protective clothing and cause harm to the user. Therefore, the sealing performance of the protective clothing is very important. It determines whether the protective clothing can effectively block harmful substances from the outside. It can improve the sealing performance of the protective clothing and ensure the safety of the user.

[0003] For example, a protective clothing equipment with an anti-static intelligent early warning function with announcement number CN210539013U includes an outer coat, outer trousers and an anti-static neon tube. Conductive fabrics are respectively provided on the outer surfaces of the outer coat and the outer trousers. A connecting buckle is provided between the conductive fabric of the outer coat and the conductive fabric of the outer trousers. The conductive fabric of the outer coat and the conductive fabric of the outer trousers are electrically connected through the connecting buckle. A conductive shoe buckle is provided on the trouser legs of the outer trousers. The anti-static neon tube is connected in series on the conductive loop between the conductive fabric of the outer coat and the connecting buckle, and between the conductive fabric of the outer trousers and the shoe buckle. The protective clothing has an electrostatic warning function, can promptly remind the operator to pay attention to safety, and has a strong ability to prevent strong static electricity. However, the sealing protection effect of the protective clothing is relatively general, and harmful substances from the outside may penetrate into the interior of the protective clothing, causing harm to the user and affecting the smooth progress of the rescue.

[0004] Therefore a multifunctional search and rescue protective clothing is proposed to solve the above-mentioned problems. Summary of the invention

[0005] The purpose of the present invention is to provide a multifunctional search and rescue protective clothing to solve the problem that the sealing protection effect of the protective clothing is relatively general, and harmful substances from the outside may penetrate into the interior of the protective clothing, causing harm to the user and affecting the smooth progress of the rescue.

[0006] To achieve the above object, the present invention provides the following technical solution: a multifunctional search and rescue protective clothing, comprising a protective coat, protective pants, protective boots and a helmet, wherein a mask is fixedly mounted on the lower part of the helmet;

[0007] Also includes:

[0008] A sealing component is arranged inside the lower end of the protective coat, and the wrist of the protective coat and the ankle of the protective pants are both provided with auxiliary components;

[0009] The temperature detector is fixedly installed on one side of the wrist of the protective coat;

[0010] The airbag part is fixedly mounted on the inner lower part of the protective jacket, a partition is arranged in the middle of the front side of the airbag part, two magnetic strips 2 are fixedly mounted between the partitions, and the airbag part is connected by the two magnetic strips 2;

[0011] The sealing assembly comprises a symmetrically arranged mounting tube, the mounting tube being located at the lower part of the protective coat, one end of the mounting tube being fixedly connected to a connecting rope, one end of the connecting rope being fixedly connected to a pull rope, the pull rope being slidably connected to the mounting tube, and one end of the pull rope away from the connecting rope passing through the protective coat and communicating with the outside;

[0012] A fixing block is symmetrically fixedly installed on the lower part of one side of the front of the protective jacket, a screw is fixedly connected to the middle of the fixing block, a sleeve is sleeved on the outer side of the screw, one end of the pull rope away from the connecting rope is wound around the sleeve, one end of the sleeve away from the screw is fixedly connected to a stopper, and the sleeve is threadedly connected to the screw;

[0013] An arc-shaped cylinder is fixedly installed on the inner side of the protective jacket, an auxiliary rope is fixedly connected to the middle part of the outer side of the drawstring, a piston is fixedly connected to one end of the auxiliary rope away from the drawstring, the piston is located inside the arc-shaped cylinder, a connecting tube is fixedly installed between the arc-shaped cylinder and the airbag part, the connecting tube is located on the side of the arc-shaped cylinder close to the auxiliary rope, and an elastic ring is fixedly installed on the lower inner side of the protective jacket;

[0014] The auxiliary component includes a tightening belt, the tightening belt is provided with a loop, a tightening rope is fixedly connected to the inside of the tightening belt, the tightening rope passes through the inside of the tightening belt and communicates with the outside, a clamping ball is fixedly connected to one end of the tightening rope, and a fixing plate is fixedly connected to the middle part of the outer side of the tightening belt;

[0015] A notch is provided on the outer side of the fixing plate, an annular ring is fixedly connected to the outer side of the collar portion of the protective jacket, a clamping groove is provided on the top of the annular ring, and a clamping strip is fixedly connected to the bottom of the mask portion.

[0016] Preferably, two mounting tubes are symmetrically arranged, the draw rope is slidably connected to the protective jacket, and the number of the fixing blocks is the same as the number of the mounting tubes.

[0017] By adopting the above technical solution, the lower end of the protective jacket is squeezed and tightened by the elastic ring, which reduces air leakage at the lower end of the protective jacket. At the same time, it is convenient to further maintain the expansion of the airbag part, and the lower end of the protective jacket is sealed again by the airbag part, thereby improving the sealing effect.

[0018] Preferably, two arc-shaped cylinders are provided, the piston is in contact with the inner wall of the arc-shaped cylinder, and the arc-shaped cylinder is connected with the airbag part through a connecting tube.

[0019] By adopting the above technical solution, the pull rope will simultaneously drive the auxiliary rope to move, and the auxiliary rope will drive the piston at the end to move in the arc tube. The piston will then squeeze the gas inside the arc tube into the connecting tube, and the gas will then be input into the airbag part through the connecting tube.

[0020] Preferably, the clamping ball is located outside the tightening belt, a fixing column is fixedly connected to one side of the fixing disk, the tightening rope is wound around the fixing column, and the tightening rope is engaged with the notch.

[0021] By adopting the above technical solution, the card ball is pulled, and the card ball drives the tightening rope to be pulled out. The tightening rope makes the tightening belt tighten toward the center, the tightening belt tightens the port part of the protective top, and then the excess tightening rope is wrapped around the fixing column on the back of the fixing plate.

[0022] Preferably, the notches are arranged in an array, there are no less than three notches, and the inner diameter of the notches is smaller than the diameter of the binding rope.

[0023] By adopting the above technical solution, it is convenient to clamp the binding rope in the slot, and the multiple slots are convenient for clamping and fixing the binding rope.

[0024] Preferably, a central groove is provided in the middle of one side of the fixing plate away from the fixing column, and the locking ball is engaged with the central groove.

[0025] By adopting the above technical solution, it is convenient to press the clamping ball into the central groove of the fixing plate and fix it.

[0026] Preferably, the mask part comprises two symmetrically arranged mask parts, the two mask parts form a circle, a magnetic strip is arranged at the contact point of the two mask parts, the clamping strip is arranged in an arc shape, and the clamping groove is opened in a ring shape.

[0027] By adopting the above technical solution, the two mask parts are fixed by adsorption through the magnetic strip, and are fixed by clamping the card strip in the card slot, so that the mask parts can protect the face of the rescuer.

[0028] Preferably, the card strip is connected by snapping with the card slot, an eyepiece is fixedly connected to the upper portion of the front side of the mask portion, and the top of the mask portion is fixedly connected to the bottom of the helmet portion.

[0029] By adopting the above technical solution, the eyepiece is used for eye protection, thereby improving the multi-faceted and multi-functional protection effect.

[0030] Preferably, reflective strips are provided on the outer side of the sleeves of the protective jacket and the outer side of the trouser legs of the protective pants, and there are no less than four reflective strips.

[0031] By adopting the above technical solution, the reflective strip is used to reflect light, thereby ensuring the safety of rescuers.

[0032] Compared with the prior art, the present invention has the following beneficial effects: a sealing assembly is provided, and by pulling the drawstring, the drawstring drives the connecting rope to move, and the connecting rope pulls the lower end of the protective coat to be tightened, and the lower end of the protective coat squeezes the elastic ring to be tightened, thereby reducing air leakage at the lower end of the protective coat, and at the same time, it is convenient to further maintain the expansion of the airbag part, and the lower end of the protective coat is sealed again by the airbag part, thereby improving the sealing effect and reducing the entry of external harmful substances;

[0033] 1. A sealing component is provided. The rescuer first puts on the protective coat and protective pants, puts the helmet part on the top of the head, puts the mask part around the face, and wears gloves and protective boots. By pulling the drawstring, the drawstring drives the connecting rope to move, and the connecting rope pulls the lower end of the protective coat to tighten. The lower end of the protective coat then squeezes the elastic ring to tighten it, so that the elastic ring fits closely to the rescuer's body, reducing air leakage at the lower end of the protective coat. After tightening, the excess drawstring is wrapped around the sleeve, and then the sleeve thread is tightened on the outside of the screw, so that the block presses the excess drawstring to achieve the tightening and fixation of the lower end of the protective coat, and the drawstring is tightened. The rope will drive the auxiliary rope to move at the same time, and the auxiliary rope drives the piston at the end to move in the arc-shaped cylinder, and the piston then squeezes the gas inside the arc-shaped cylinder into the connecting pipe, and the gas is then input into the airbag part through the connecting pipe, thereby further maintaining the expansion of the airbag part, and the lower end of the protective jacket is sealed again through the airbag part, which improves the sealing effect, reduces the entry of external harmful substances, improves the safety of rescuers, and solves the problem that the sealing protection effect of the protective clothing is relatively general, and harmful substances from the outside may penetrate into the interior of the protective clothing, causing harm to the user and affecting the smooth progress of the rescue;

[0034] 2. Auxiliary components are provided, and the auxiliary components are respectively correspondingly arranged at the wrist and ankle. By pulling the card ball, the card ball drives the tightening rope to be pulled out, and the tightening rope makes the tightening belt tighten toward the center. The tightening belt tightens the port of the protective top, and then the excess tightening rope is wrapped around the fixing column on the back of the fixing plate, and finally the tightening rope is stuck in the notch, and the card ball is pressed into the central groove of the fixing plate to fix it, which is convenient for tightening and sealing the wrist and ankle; the two mask parts are fixed by adsorption through the magnetic strip, and are fixed by clamping the card strip in the card slot, which is convenient for the mask part to protect the face of the rescuer, and the eyepiece is used for eye protection, which improves the multi-faceted and multi-functional protection effect, the temperature detector is used to monitor the external temperature in real time, and the reflective strip is used to reflect light, so as to ensure the safety of the rescuer. BRIEF DESCRIPTION OF THE DRAWINGS

[0035] Figure 1 It is a schematic diagram of the overall structure of the present invention;

[0036] Figure 2 This is a schematic diagram of the cross-sectional structure of the protective jacket of the present invention;

[0037] Figure 3It is a schematic diagram of the installation structure of the airbag part of the present invention;

[0038] Figure 4 For the present invention Figure 3 The enlarged structural diagram at A in the middle;

[0039] Figure 5 For the present invention Figure 3 The enlarged structural diagram at B in the middle;

[0040] Figure 6 This is a schematic diagram of the arc tube installation structure of the present invention;

[0041] Figure 7 For the present invention Figure 6 The enlarged structural diagram at C in the middle;

[0042] Figure 8 It is a schematic diagram of the cross-sectional structure of the helmet part of the present invention;

[0043] Fig. 9 For the present invention Figure 8 The enlarged structural diagram at D in the middle;

[0044] Fig.10 This is a schematic diagram of the mask installation structure of the present invention;

[0045] Fig.11 For the present invention Fig.10 Enlarged structural diagram at E in the middle.

[0046] In the figure: 1. protective jacket; 2. protective pants; 3. protective boots; 4. helmet part; 5. mask part; 6. sealing assembly; 61. mounting tube; 62. connecting rope; 63. pull rope; 64. fixing block; 65. screw; 66. sleeve; 67. stopper; 68. arc tube; 69. auxiliary rope; 610. connecting tube; 611. elastic ring; 7. auxiliary assembly; 71. tightening belt; 72. tightening rope; 73. card ball; 74. fixing plate; 75. notch; 76. annular ring; 77. eyepiece; 78. magnetic stripe 1; 79. card slot; 710. card strip; 8. temperature detector; 9. reflective strip; 10. airbag part; 11. magnetic stripe 2. DETAILED DESCRIPTION

[0047] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0048] See also Figure 1-Figure 11The present invention provides a technical solution: a multifunctional search and rescue protective clothing, including a protective coat 1, protective pants 2, protective boots 3 and a helmet part 4, and a mask part 5 is fixedly installed at the lower part of the helmet part 4.

[0049] The temperature detector 8 is fixedly mounted on one side of the wrist of the protective jacket 1 .

[0050] The airbag part 10 is fixedly installed on the inner lower part of the protective jacket 1 , a partition is arranged in the middle of the front side of the airbag part 10 , two magnetic strips 11 are fixedly installed between the partitions, and the airbag part 10 is connected via the two magnetic strips 11 .

[0051] The sealing component 6 is arranged inside the lower end of the protective jacket 1. The sealing component 6 includes a symmetrically arranged mounting tube 61. The mounting tube 61 is located at the lower part of the interior of the protective jacket 1. One end of the interior of the mounting tube 61 is fixedly connected to a connecting rope 62. One end of the connecting rope 62 is fixedly connected to a pull rope 63. The pull rope 63 is slidably connected to the mounting tube 61. The end of the pull rope 63 away from the connecting rope 62 passes through the protective jacket 1 and is connected to the outside.

[0052] A fixing block 64 is symmetrically fixedly installed on the lower part of one side of the front of the protective jacket 1, a screw 65 is fixedly connected to the middle of the fixing block 64, a sleeve 66 is sleeved on the outer side of the screw 65, the end of the pull rope 63 away from the connecting rope 62 is wound around the sleeve 66, the end of the sleeve 66 away from the screw 65 is fixedly connected to a stopper 67, and the sleeve 66 is threadedly connected to the screw 65.

[0053] Two mounting tubes 61 are symmetrically arranged, the drawstring 63 is slidably connected to the protective jacket 1, and the number of the fixing blocks 64 is the same as that of the mounting tubes 61.

[0054] An arc-shaped cylinder 68 is fixedly installed on the inner side of the protective top 1, an auxiliary rope 69 is fixedly connected to the middle part of the outer side of the pull rope 63, and a piston is fixedly connected to the end of the auxiliary rope 69 away from the pull rope 63. The piston is located inside the arc-shaped cylinder 68, and a connecting tube 610 is fixedly installed between the arc-shaped cylinder 68 and the airbag part 10. The connecting tube 610 is located on the side of the arc-shaped cylinder 68 close to the auxiliary rope 69. An elastic ring 611 is fixedly installed on the lower inner side of the protective top 1.

[0055] Two arc-shaped cylinders 68 are provided, and the piston is in contact with the inner wall of the arc-shaped cylinder 68 . The arc-shaped cylinder 68 is connected to the airbag portion 10 through a connecting tube 610 .

[0056] Embodiment 1: Figure 1-Figure 7As shown, the rescuer first puts on the protective coat 1 and protective pants 2, puts the helmet part 4 on the top of the head, puts the mask part 5 around the face, and puts on gloves and protective boots 3, and pulls the drawstring 63, which drives the connecting rope 62 to move, and the connecting rope 62 pulls the lower end of the protective coat 1 to tighten, and the lower end of the protective coat 1 squeezes the elastic ring 611 to tighten, so that the elastic ring 611 is close to the rescuer's body, reducing air leakage at the lower end of the protective coat 1.

[0057] After tightening, the excess pull rope 63 is wrapped around the sleeve 66, and then the sleeve 66 is threadedly tightened on the outside of the screw 65, so that the block 67 presses the excess pull rope 63 to tighten the lower end of the protective jacket 1. The pull rope 63 will also drive the auxiliary rope 69 to move, and the auxiliary rope 69 will drive the piston at the end to move in the arc tube 68. The piston then squeezes the gas inside the arc tube 68 into the connecting tube 610, and the gas is then input into the airbag part 10 through the connecting tube 610, thereby further maintaining the expansion of the airbag part 10.

[0058] The lower end of the protective jacket 1 is sealed again by the airbag part 10, which improves the sealing effect, reduces the entry of external harmful substances, improves the safety of rescue personnel, and solves the problem that the sealing protection effect of the protective clothing is relatively general, and harmful substances from the outside may penetrate into the interior of the protective clothing, causing harm to the user and affecting the smooth progress of the rescue.

[0059] The wrist of the protective top 1 and the ankle of the protective pants 2 are both provided with auxiliary components 7, and the auxiliary components 7 include a tightening belt 71, and the tightening belt 71 is provided with a circle. The inside of the tightening belt 71 is fixedly connected with a tightening rope 72, and the tightening rope 72 passes through the inside of the tightening belt 71 and is connected with the outside. One end of the tightening rope 72 is fixedly connected with a card ball 73, and the middle part of the outer side of the tightening belt 71 is fixedly connected with a fixed plate 74.

[0060] A central groove is formed in the middle of one side of the fixing plate 74 away from the fixing column, and the locking ball 73 is engaged with the central groove.

[0061] A notch 75 is provided on the outside of the fixing plate 74 , an annular ring 76 is fixedly connected to the outside of the collar of the protective jacket 1 , a clamping groove 79 is provided on the top of the annular ring 76 , and a clamping strip 710 is fixedly connected to the bottom of the mask part 5 .

[0062] The locking ball 73 is located outside the tightening belt 71, and a fixing column is fixedly connected to one side of the fixing plate 74. The tightening rope 72 is wound around the fixing column. The tightening rope 72 is engaged with the slot 75. The slot 75 is arranged in an array, with no less than three slots 75. The inner diameter of the slot 75 is smaller than the diameter of the tightening rope 72.

[0063] The mask part 5 includes two symmetrically arranged ones, and the two mask parts 5 form a circle. A magnetic strip 78 is arranged at the contact point of the two mask parts 5. The clamping strip 710 is arranged in an arc shape, and the clamping groove 79 is opened in a ring shape.

[0064] The clamping strip 710 is clamped and connected with the clamping slot 79 , an eyepiece 77 is fixedly connected to the upper portion of the front side of the mask portion 5 , and the top end of the mask portion 5 is fixedly connected to the bottom end of the helmet portion 4 .

[0065] Reflective strips 9 are arranged on the outer side of the sleeves of the protective coat 1 and the outer side of the trouser legs of the protective trousers 2, and there are no less than four reflective strips 9.

[0066] Embodiment 2: Figure 8-Figure 11 As shown, by pulling the card ball 73, the card ball 73 drives the tightening rope 72 to be pulled out, and the tightening rope 72 makes the tightening belt 71 tighten toward the center, and the tightening belt 71 tightens the port part of the protective top 1, and then the excess tightening rope 72 is wound around the fixing column on the back of the fixing plate 74, and finally the tightening rope 72 is stuck in the notch 75, and the card ball 73 is pressed into the central groove of the fixing plate 74 to be fixed, so as to facilitate the tightening and sealing of the wrist and ankle; the two mask parts 5 are fixed by adsorption of the magnetic strip 78, and the card strip 710 is fixed in the card slot 79, so as to facilitate the mask part 5 to protect the face of the rescuer, and the eyepiece 77 is used for eye protection, which improves the multi-faceted and multi-functional protection effect, and the temperature detector 8 is used to monitor the external temperature in real time. The temperature detector 8 can select BS760, and the reflective strip 9 is used to reflect light, so as to ensure the safety of the rescuer.

[0067] Working principle: When using the device, first, Figure 1-Figure 11As shown, the rescuer first puts on the protective coat 1 and protective pants 2, puts the helmet part 4 on the top of the head, puts the mask part 5 around the face, and puts on gloves and protective boots 3. By pulling the drawstring 63, the drawstring 63 drives the connecting rope 62 to move, and the connecting rope 62 pulls the lower end of the protective coat 1 to tighten, and the lower end of the protective coat 1 squeezes the elastic ring 611 to tighten, so that the elastic ring 611 is close to the rescuer's body, reducing air leakage at the lower end of the protective coat 1, and tightening the lower end of the protective coat 1. The drawstring 63 will simultaneously drive the auxiliary rope 69 to move, and the auxiliary rope 69 drives the piston at the end to move in the arc cylinder 68, and the piston then moves the arc cylinder 68. The gas inside the cylinder 68 is squeezed out into the connecting tube 610, further maintaining the expansion of the airbag part 10, and the lower end of the protective jacket 1 is sealed again through the airbag part 10, and then the card ball 73 is pulled, and the card ball 73 drives the tightening rope 72 to be pulled out, and the tightening rope 72 makes the tightening belt 71 tighten toward the center, and the tightening belt 71 tightens the port part of the protective jacket 1, and then the excess tightening rope 72 is wrapped around the fixed column on the back of the fixed plate 74 to fix it, which is convenient for tightening and sealing the wrists and ankles. The mask part 5 protects the face of the rescuer, the eyepiece 77 is used for eye protection, the temperature detector 8 is used to monitor the external temperature in real time, and the reflective strip 9 is used to reflect light.

[0068] The contents not described in detail in this specification belong to the prior art known to professional and technical personnel in this field.

[0069] Although the present invention has been described in detail with reference to the aforementioned embodiments, it is still possible for those skilled in the art to modify the technical solutions described in the aforementioned embodiments, or to make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A multifunctional search and rescue protective clothing, comprising a protective coat (1), protective trousers (2), protective boots (3) and a helmet (4), wherein a mask (5) is fixedly mounted on the lower part of the helmet (4); It is characterized in that Also includes: A sealing component (6) is arranged inside the lower end of the protective coat (1), and the wrist of the protective coat (1) and the ankle of the protective pants (2) are both provided with auxiliary components (7); A temperature detector (8) is fixedly mounted on one side of the wrist of the protective coat (1); The airbag part (10) is fixedly mounted on the inner lower part of the protective jacket (1), a partition is arranged in the middle of the front side of the airbag part (10), two magnetic strips (11) are fixedly mounted between the partitions, and the airbag part (10) is connected via the two magnetic strips (11); The sealing assembly (6) comprises a symmetrically arranged mounting tube (61), wherein the mounting tube (61) is located at the lower part of the interior of the protective coat (1), wherein one end of the interior of the mounting tube (61) is fixedly connected to a connecting rope (62), and one end of the connecting rope (62) is fixedly connected to a draw rope (63), wherein the draw rope (63) is slidably connected to the mounting tube (61), and one end of the draw rope (63) away from the connecting rope (62) passes through the protective coat (1) and is connected to the outside; A fixing block (64) is symmetrically fixedly installed at the lower part of one side of the front of the protective jacket (1), a screw rod (65) is fixedly connected to the middle part of the fixing block (64), a sleeve (66) is sleeved on the outer side of the screw rod (65), one end of the pull rope (63) away from the connecting rope (62) is wound around the sleeve (66), one end of the sleeve (66) away from the screw rod (65) is fixedly connected to a stopper (67), and the sleeve (66) is threadedly connected to the screw rod (65); An arc-shaped cylinder (68) is fixedly installed on the inner side of the protective jacket (1); an auxiliary rope (69) is fixedly connected to the middle part of the outer side of the drawstring (63); a piston is fixedly connected to the end of the auxiliary rope (69) away from the drawstring (63); the piston is located inside the arc-shaped cylinder (68); a connecting tube (610) is fixedly installed between the arc-shaped cylinder (68) and the airbag part (10); the connecting tube (610) is located on a side of the arc-shaped cylinder (68) close to the auxiliary rope (69); an elastic ring (611) is fixedly installed on the lower inner side of the protective jacket (1); The auxiliary component (7) comprises a tightening belt (71), wherein the tightening belt (71) is provided with a loop, a tightening rope (72) is fixedly connected inside the tightening belt (71), the tightening rope (72) passes through the inside of the tightening belt (71) and communicates with the outside, a clamping ball (73) is fixedly connected to one end of the tightening rope (72), and a fixing plate (74) is fixedly connected to the middle part of the outer side of the tightening belt (71); A notch (75) is provided on the outer side of the fixing plate (74); an annular ring (76) is fixedly connected to the outer side of the collar portion of the protective jacket (1); a clamping groove (79) is provided on the top of the annular ring (76); and a clamping strip (710) is fixedly connected to the bottom of the mask portion (5).

2. The multifunctional search and rescue protective clothing according to claim 1, characterized in that: Two mounting tubes (61) are symmetrically arranged, the drawstring (63) is slidably connected to the protective jacket (1), and the number of the fixing blocks (64) is the same as that of the mounting tubes (61).

3. The multifunctional search and rescue protective clothing according to claim 1, characterized in that: Two arc-shaped cylinders (68) are provided, the piston is in contact with the inner wall of the arc-shaped cylinder (68), and the arc-shaped cylinder (68) is connected to the airbag part (10) through a connecting pipe (610).

4. The multifunctional search and rescue protective clothing according to claim 1, characterized in that: The clamping ball (73) is located outside the tightening belt (71), one side of the fixing plate (74) is fixedly connected to a fixing column, the tightening rope (72) is wound around the fixing column, and the tightening rope (72) is engaged and connected with the notch (75).

5. The multifunctional search and rescue protective clothing according to claim 4, characterized in that: The notches (75) are arranged in an array, and there are no less than three notches (75). The inner diameter of the notches (75) is smaller than the diameter of the binding rope (72).

6. The multifunctional search and rescue protective clothing according to claim 5, characterized in that: A central groove is provided in the middle of one side of the fixing plate (74) away from the fixing column, and the locking ball (73) is engaged and connected with the central groove.

7. The multifunctional search and rescue protective clothing according to claim 1, characterized in that: The mask parts (5) include two symmetrically arranged ones, the two mask parts (5) form a circle, a magnetic strip (78) is arranged at the contact point of the two mask parts (5), the clamping strip (710) is arranged in an arc shape, and the clamping groove (79) is opened in a ring shape.

8. The multifunctional search and rescue protective clothing according to claim 7, characterized in that: The clamping strip (710) is clamped and connected with the clamping slot (79); an eyepiece (77) is fixedly connected to the upper portion of the front side of the mask portion (5); and the top of the mask portion (5) is fixedly connected to the bottom of the helmet portion (4).

9. The multifunctional search and rescue protective clothing according to claim 1, characterized in that: Reflective strips (9) are arranged on the outer side of the sleeves of the protective coat (1) and the outer side of the trouser legs of the protective trousers (2), and the number of the reflective strips (9) is no less than four.

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