CN116898162A - A multifunctional portable rapid cooling vest - Google Patents

Abstract

The invention discloses a multifunctional portable rapid cooling vest, which comprises a back vest, wherein chest binding belts are symmetrically connected to the front side of the back vest, and fixing operation is realized between the chest binding belts which are symmetrical through an adjustable mounting mechanism. This Wen Beixin falls fast to multi-functional portablely utilizes back undershirt and a plurality of chest constraint area to accomplish the parcel constraint to the patient through being provided with installation mechanism to after the rethread is adjusted the tight looseness of constraint after extending to the installation piece through the rack piece, utilize elastic component's reset nature and trapezoidal strip top inclined plane department to laminate the joint with the spacing groove department of spacing ring bottom and realize spacing tooth and fix the position of rack piece, so not only can accomplish the fixed operation between the constraint area of chest, can carry out adaptability according to the figure of different patients moreover and adjust, make more firm and comfortable to the parcel of patient when being convenient for personnel follow-up bear.

Description

A multifunctional portable rapid cooling vest

Technical field

The invention relates to the technical field of cooling vests, specifically a multifunctional portable rapid cooling vest.

Background technique

Referring to the Chinese patent, the patent name is: a cooling vest (patent publication number: CN107594665A, patent publication date: 2018.01.19), including a vest body, a storage tank, and a guide tube. The vest body and the storage tank pass through the guide tube connected; the storage tank is provided with a storage tank switch and stores a cold source; the vest body is provided with a cold storage layer. The specific heat capacity of the cold storage material in the cold storage layer is relatively large. With this arrangement, on the one hand, the low-temperature gas entering the vest body absorbs the heat of the cold storage layer and rapidly increases the temperature of the gas, thereby preventing the low-temperature gas from directly exchanging heat with the human body and causing frostbite. On the other hand, the cold storage property of the cold storage layer is used to reduce the heat exchange between the vest body and the surrounding environment, effectively extending the cooling time of the vest body. The invention provides a lightweight, individual cooling and heatstroke prevention vest with good cooling effect for high-temperature workers and field workers.

Based on the expression effect of the above comparison document, when rescuing personnel in reality, the existing cooling vest still has the following problems:

1. During the process of wearing the vest, due to the inconsistent body shape of the personnel, it is inconvenient for the personnel to move their backs after wearing the vest, and it is easy to open or even break away after being stressed by the adjustment of the straps;

2. In the process of cooling the person's back, the cooling efficiency is slow and the degree of relief for the rescued person is low.

To this end, the present invention provides a multifunctional portable rapid cooling vest.

Contents of the invention

In view of the shortcomings of the existing technology, the present invention provides a multifunctional portable rapid cooling vest, which solves the problem that when rescuing personnel, the process of wearing the existing cooling vest on the personnel is inconsistent due to the inconsistent body shapes of the personnel. The vest is inconvenient for people to carry on their backs after being worn, and it is easy to open or even detach after being stressed by adjusting the straps. It also has a low degree of cooling relief for the rescued person.

In order to achieve the above objects, the present invention is realized through the following technical solutions: a multifunctional portable rapid cooling vest, including a back vest, the front side of the back vest is symmetrically connected with a chest restraint belt, and the symmetrical chest restraint belts pass between The adjustable installation mechanism realizes fixed operation, and a cooling unit is provided on the rear side of the back vest. A carrying unit is provided above and below the back vest that is convenient for rescuers to operate. The installation mechanism includes a restraint strap installed on the left side of the chest. The rack block on the upper body and the installation block installed on the right chest restraint belt. The top of the installation block is symmetrically fixed with a fixed cylinder, and a limit ring is installed inside the fixed cylinder. The surface of the limit ring is circumferential. Sliding grooves are provided at equal intervals, and the surface of the limit ring is located between adjacent sliding grooves. Limit grooves are provided, and a push ring is slidably connected to the interior of the limit ring. The tops of the two push rings extend to The outside of the fixed cylinder is convenient for people to press, and the bottom of the pressing ring is circumferentially provided with triangular grooves at equal intervals. Protruding pillars are installed on the surface of the pressing ring and realize vertical sliding inside the sliding groove. The interior of the installation block allows the extension rod to move in the vertical direction through an elastic component, and the bottom end of the extension rod is fixedly installed with a limiting tooth, and the limiting tooth engages and snaps with the top of the rack block that extends to the inside of the installation block. A rotating ring is fixed on the top of the rod, and trapezoidal bars are installed at equal intervals on the surface of the rotating ring in a circular shape.

Preferably, the connection assembly includes a pressing post installed on the top of the pressing ring, and the pressing posts all extend through and above the fixed cylinder, and the top ends of the two pressing posts are fixedly connected by a pressing plate.

Preferably, the elastic component includes a fixed plate installed inside the mounting block, the extension rod penetrates the fixed plate and can slide relative to the fixed plate, the surface of the extension rod is covered with a return spring, and the top end of the return spring is in contact with the rotation The bottom of the ring is in contact, while the bottom of the return spring is secured to the top of the retaining plate.

Preferably, the cooling unit includes a cooling box installed on the back side of the back vest, and a circulating water cooling component is provided inside the cooling box at a point in contact with the back vest, and a plurality of placement slots are provided on the back side of the cooling box, and An air-cooling component is provided inside the placement slot.

Preferably, the circulating water-cooling component includes a circulating pump installed on the inner wall of the cooling box, and the water inlet and outlet of the circulating pump are both fixedly connected with water-cooling pipes, and the water-cooling pipes are arranged in a U-shape, and the internal circulation of the water-cooling pipes is liquid.

Preferably, the air-cooling assembly includes a support frame installed inside the placement slot and fins installed on the inner wall of the cooling box, and the fins are in contact with the water-cooling tube. A drive motor is installed at the rear center of the support frame, and the drive One end of the motor output shaft is fixed with a drive shaft through a coupling, and the surface of the drive shaft passes through the transmission assembly to cause the auxiliary shaft to rotate on the surface of the other support frame. One end of the drive shaft and the auxiliary shaft is fixed with a cooling fan blade. .

Preferably, the transmission assembly includes a driving wheel installed on the surface of the driving rotating shaft and a auxiliary driving wheel installed on the surface of the auxiliary driving shaft, and the surfaces of the driving wheel and the auxiliary driving wheel are connected through a transmission belt.

Preferably, the carrying unit includes a shoulder strap symmetrically installed above the back side of the back vest and a leg strap symmetrically installed below the back side of the back vest, and the leg straps are provided with leg restraint rings for wrapping the patient's legs, And one end of the shoulder strap is fixed with a snap-in block, and one end of the leg strap is fitted with a square block, and the snap-in block and the square block are connected and fixed by a fixing component.

Preferably, the fixing assembly includes a snap-in post, a cylindrical groove is symmetrically provided on the left and right sides of the snap-in block, and a counter spring is installed between the snap-in post and the opposite side of the cylindrical groove, and the snap-in post and the cylinder are The slot realizes the horizontal movement operation of the left and right sides through the sliding assembly. The left and right sides of the square block are symmetrically provided with snap-in slots, and the snap-in post extends to the inside of the square block and realizes the penetration of the snap-in slot through the elasticity of the resisting spring. catch;

The sliding component includes a convex block installed on the surface of the clamping column and a groove opened in the inner wall of the cylindrical groove, and the convex block slides inside the groove.

Preferably, a shoulder restraint belt is installed on the top of the back vest and the chest restraint belt, and an armpit cooling bag is sewn at the connection between the back vest and the chest restraint belt and below the shoulder restraint belt.

beneficial effects

The invention provides a multifunctional portable rapid cooling vest. Compared with existing technology, it has the following beneficial effects:

(1) This multifunctional portable rapid cooling vest is equipped with an installation mechanism, using a back vest and multiple chest restraints to wrap and restrain the patient, and extends to the installation block through the rack block and then tightens and loosens the restraints. After the degree adjustment is completed, the position of the rack block can be fixed by the limit teeth by using the repositionability of the elastic component and the fitting and snapping between the top slope of the trapezoidal bar and the limit groove at the bottom of the limit ring. This can not only complete the alignment The fixed operation between the chest straps can be adjusted adaptively according to the body shape of different patients, making it easier for the person to carry it later and making the patient's package more stable and comfortable.

(2) This multi-functional portable rapid cooling vest is equipped with a circulating water cooling component and an air cooling component, and uses a circulating pump to maintain the flow of water in the water cooling tube, thereby transmitting heat from the patient's back, and at the same time using fins to The heat is guided, and finally through the rotation of the drive motor, the synchronous rotation of the cooling fan blades on the drive shaft and the auxiliary drive shaft is realized, so that the heat can be better and quickly discharged to achieve the purpose of quickly cooling the patient.

(3) This multi-functional portable rapid cooling vest is equipped with a carrying unit, uses shoulder straps and leg straps in conjunction with the upper back vest to wrap people, and realizes the operation of rescuers, and then completes the shoulder straps and The fixation of the leg strap connection can better complete the rescuer's carrying operation of the patient, and it is also convenient for fixation and subsequent opening operations, which improves stability and convenience while effectively saving rescue time. .

Description of the drawings

Figure 1 is a schematic diagram of the external three-dimensional front side structure of the present invention;

Figure 2 is a schematic three-dimensional structural diagram of the installation mechanism of the present invention;

Figure 3 is a schematic diagram of the three-dimensional split structure of the installation mechanism of the present invention;

Figure 4 is a schematic diagram of the internal three-dimensional structure of the fixed cylinder of the present invention;

Figure 5 is a schematic diagram of the internal three-dimensional split structure of the fixed cylinder of the present invention;

Figure 6 is a schematic diagram of the three-dimensional split structure of the backpack unit of the present invention;

Figure 7 is a schematic diagram of the three-dimensional split structure of the fixing component of the present invention;

Figure 8 is a schematic diagram of the external three-dimensional rear side structure of the present invention;

Figure 9 is a schematic diagram of the three-dimensional split structure of the air-cooling assembly of the present invention;

Figure 10 is a schematic three-dimensional structural diagram of the circulating water cooling assembly of the present invention.

In the picture: 1-back vest, 2-chest restraint belt, 3-installation mechanism, 31-installation block, 32-fixed cylinder, 33-limit ring, 34-sliding groove, 35-limit groove, 36-press Ring, 37-connection component, 37-1-pressing column, 37-2-pressing plate, 38-elastic component, 38-1-fixing plate, 38-2-return spring, 39-convex column, 310-extension Rod, 311-limiting tooth, 312-rack block, 313-rotating ring, 314-trapezoidal bar, 4-cooling unit, 41-cooling box, 42-circulating water cooling component, 42-1-circulating pump, 42-2 -Water cooling tube, 43-placement slot, 44-air cooling component, 44-1-support frame, 44-2-fins, 44-3-drive motor, 44-4-drive shaft, 44-5-transmission component, 44-51-driving wheel, 44-52-auxiliary wheel, 44-53-transmission belt, 44-6-auxiliary shaft, 44-7-cooling fan blade, 5-back unit, 51-shoulder belt, 52-leg support Belt, 53-leg restraint ring, 54-clip block, 55-square block, 56-fixed component, 56-1-clip post, 56-2-cylindrical groove, 56-3-resistance spring, 56- 4-sliding component, 56-41-bump, 56-42-groove, 56-5-clip groove, 6-shoulder strap.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts fall within the scope of protection of the present invention.

The present invention provides two technical solutions:

Embodiment 1

Please refer to Figures 1 to 10. A multi-functional portable rapid cooling vest includes a back vest 1. The front side of the back vest 1 is symmetrically connected to a chest restraint belt 2, and the symmetrical chest restraint belts 2 are installed in an adjustable manner. The mechanism 3 realizes the fixed operation, and the back side of the back vest 1 is provided with a cooling unit 4, and the upper and lower parts of the back vest 1 are provided with a carrying unit 5 that is convenient for rescue personnel to operate;

The installation mechanism 3 includes a rack block 312 installed on the left chest restraint belt 2 and a mounting block 31 installed on the right chest restraint belt 2. The top of the installation block 31 is symmetrically fixed with a fixing tube 32, and the fixing tube 32 is symmetrically fixed. A limiting ring 33 is installed inside. The surface of the limiting ring 33 is provided with sliding grooves 34 at equal intervals in a circumferential shape. The surface of the limiting ring 33 is located between adjacent sliding grooves 34 and is provided with limiting grooves 35. The limiting ring 33 There are push rings 36 slidingly connected inside. The tops of the two push rings 36 extend to the outside of the fixed cylinder 32 through the connecting assembly 37 to facilitate the press. The bottom of the push ring 36 is circumferentially provided with triangular grooves at equal intervals. , a protruding post 39 is installed on the surface of the push ring 36 and slides in the vertical direction inside the sliding groove 34. The inside of the mounting block 31 uses the elastic component 38 to cause the extension rod 310 to move in the vertical direction, and the extension rod 310 The bottom end of the extension rod 310 is fixed with a limiting tooth 311, and the limiting tooth 311 is engaged with the top of the rack block 312 extending to the inside of the installation block 31. A rotating ring 313 is fixed at the top of the extension rod 310, and the surface of the rotating ring 313 is in the shape of Trapezoidal bars 314 are installed at equal intervals in the circumference.

When the pressing ring 36 is pressed, the triangular groove at the bottom of the pressing ring 36 is in contact with the top slope of the trapezoidal bar 314 on the surface of the rotating ring 313, causing the trapezoidal bar 314 to move downward and rotate slightly, and at this time, the pressing ring 36 is pressed. After the ring 36 is reset, the top slope of the trapezoidal bar 314 fits and engages with the limit groove 35 at the bottom of the limit ring 33, keeping the limit teeth 311 in a downward state and achieving contact with the rack block extending to the inside of the installation block 31. The top of 312 engages and snaps. On the contrary, when the pressing ring 36 is pressed again, the triangular groove at the bottom of the pressing ring 36 contacts the top slope of the trapezoidal bar 314 on the surface of the rotating ring 313, causing the trapezoidal bar 314 to move downward and continue to slightly rotate. Rotate so that the trapezoidal bar 314 extends to the inside of the sliding groove 34 for sliding, and the limiting teeth 311 are positioned above and separated from the top of the rack block 312 .

By providing an installation mechanism 3, the back vest 1 and a plurality of chest straps 2 are used to wrap and restrain the patient, and the rack block 312 is extended to the installation block 31 and then the tightness of the restraint is adjusted, using elasticity. The resetability of the component 38 and the fitting and snapping of the inclined surface at the top of the trapezoidal bar 314 with the limiting groove 35 at the bottom of the limiting ring 33 allow the limiting teeth 311 to fix the position of the rack block 312, thereby not only completing the chest adjustment The fixation operation between the restraint straps 2 can be adjusted adaptively according to the body shape of different patients, making it easier for the person to carry it later and making the patient's package more stable and comfortable.

Please refer to Figures 1 to 5. In one embodiment, the connection assembly 37 includes a pressing post 37-1 installed on the top of the pressing ring 36, and the pressing posts 37-1 all extend through and extend above the fixed tube 32. The top ends of the two pressing columns 37-1 are fixedly connected through the pressing plate 37-2.

Please refer to Figure 3. In one embodiment, the elastic component 38 includes a fixed plate 38-1 installed inside the mounting block 31. The extension rod 310 penetrates the fixed plate 38-1 and can slide relative to the fixed plate 38-1. The extension rod 310 The surface of the return spring 38-2 is covered with a return spring 38-2, and the top end of the return spring 38-2 is in contact with the bottom of the rotating ring 313, and the bottom end of the return spring 38-2 is fixed to the top of the fixed plate 38-1.

Please refer to Figures 8 to 10. In one embodiment, the cooling unit 4 includes a cooling box 41 installed on the rear side of the back vest 1, and a circulating water cooling component 42 is provided inside the cooling box 41 at a point in contact with the back vest 1. A plurality of placement slots 43 are provided on the rear side of the cooling box 41 , and an air cooling component 44 is provided inside the placement slots 43 .

Among them, the circulating water cooling component 42 and the air cooling component 44 are provided, and the circulation pump 42-1 is used to maintain the circulation of the water in the water cooling tube 42-2, so as to transfer the heat from the patient's back, and at the same time, the fins 44-2 are used The heat is guided, and finally through the rotation of the drive motor 44-3, the synchronous rotation of the cooling fan blades 44-7 on the drive shaft 44-4 and the auxiliary shaft 44-6 is realized, so that the heat can be better and quickly discharged. , to achieve the purpose of quickly cooling the patient.

Please refer to Figure 10. In this embodiment, the circulating water cooling component 42 includes a circulating pump 42-1 installed on the inner wall of the cooling box 41. The circulating pump 42-1 is electrically connected to the battery provided inside, and is opened and closed through a control switch. operation, and the water inlet and outlet of the circulation pump 42-1 are both fixedly connected with a water-cooling pipe 42-2, and the water-cooling pipe 42-2 is arranged in a U shape, and water liquid circulates inside the water-cooling pipe 42-2.

Please refer to Figures 8 and 9. In this embodiment, the air cooling assembly 44 includes a support bracket 44-1 installed inside the placement slot 43 and fins 44-2 installed on the inner wall of the cooling box 41, and the fins 44- 2 is in contact with the water-cooling pipe 42-2, and a driving motor 44-3 is installed at the center of the rear side of the support frame 44-1. The driving motor 44-3 is electrically connected to the battery installed inside, and the opening and closing operation is realized through the control switch, and One end of the output shaft of the drive motor 44-3 is fixed with a drive shaft 44-4 through a coupling, and the surface of the drive shaft 44-4 passes through the transmission assembly 44-5 so that the auxiliary shaft 44-6 is in another support frame 44-1 The surface rotates, and a cooling fan blade 44-7 is fixed at one end of the driving shaft 44-4 and the auxiliary rotating shaft 44-6.

Please refer to Figure 9. In this embodiment, the transmission assembly 44-5 includes a driving wheel 44-51 installed on the surface of the driving shaft 44-4 and a auxiliary wheel 44-52 installed on the surface of the auxiliary shaft 44-6. The surfaces of the wheel 44-51 and the auxiliary wheel 44-52 are connected through a transmission belt 44-53.

Please refer to Figures 1 and 6-7. In one embodiment, the carrying unit 5 includes a shoulder strap 51 symmetrically installed above the back side of the back vest 1 and a leg strap 52 symmetrically installed below the back side of the back vest 1, and The leg strap 52 is provided with a leg restraint ring 53 for wrapping the patient's legs. The leg restraint ring 53 can wrap the legs of the rescued person and facilitate subsequent carrying operations, and one end of the shoulder strap 51 is fixed There is a snap-on block 54 , a square block 55 is installed on one end of the leg strap 52 , and the snap-on block 54 and the square block 55 are connected and fixed by a fixing component 56 .

Please refer to Figures 6 and 7. In this embodiment, the fixing component 56 includes a snap-in post 56-1. A cylindrical groove 56-2 is symmetrically provided on the left and right sides of the snap-in block 54, and the snap-in post 56-1 and the cylinder A resisting spring 56-3 is installed between the opposite sides of the groove 56-2, and the clamping column 56-1 and the cylindrical groove 56-2 realize the horizontal movement operation of the left and right sides through the sliding assembly 56-4. The left and right sides of the square block 55 A snap-in slot 56-5 is symmetrically provided on the side, and the snap-in post 56-1 extends to the inside of the square block 55 and realizes the penetrating snap connection with the snap-in slot 56-5 through the elasticity of the push spring 56-3. The push spring The elasticity of 56-3 can realize the operation of the clamping column 56-1 extending outward from the cylindrical groove 56-2 without the influence of other external forces, and the clamping column 56-1 can be realized after the clamping groove 56-5 is clamped. The fixation between the shoulder strap 51 and the leg strap 52 is convenient for rescuers to carry out carrying operations.

By providing the carrying unit 5, the shoulder belt 51 and the leg belt 52 are used to cooperate with the upper back vest 1 to wrap the person and realize the operation of the rescuer, and then the connection between the shoulder belt 51 and the leg belt 52 is completed through the fixing assembly 56 The fixation can better complete the rescuer's carrying operation of the patient, and it is also convenient for fixation and subsequent opening operations, improving the stability and convenience while effectively saving rescue time.

Please refer to Figure 7. In this embodiment, the sliding assembly 56-4 includes a bump 56-41 installed on the surface of the clamping post 56-1 and a groove 56-42 opened on the inner wall of the cylindrical groove 56-2. 56-41 slides inside the groove 56-42, and the bump 56-41 does not break away from the groove 56-42.

Please refer to Figures 1 and 8. In one embodiment, a shoulder restraint 6 is installed on the top of the back vest 1 and the chest restraint 2, and the connection between the back vest 1 and the chest restraint 2 is located on the shoulder restraint. There is an armpit cooling bag sewn at the bottom of 6, and an ice pack can be put into the armpit cooling bag to cool down the armpit.

At the same time, contents not described in detail in this specification belong to the prior art known to those skilled in the art.

When working, first put the back vest 1 on the patient, fix the chest strap 2, wear the shoulder strap 6 on the patient's shoulders, use the leg strap rings 53 to wrap the legs, and then The shoulder straps 51 and leg straps 52 are fixed and put on the rescuer's shoulders for carrying operation;

When the chest restraint belt 2 is fixed, the pressing plate 37-2 is pressed so that the pressing column 37-1 drives the pressing ring 36 to move. At this time, when the pressing ring 36 is pressed, the pressing ring 37-2 is pressed. The triangular groove at the bottom of 36 is in contact with the top slope of the trapezoidal bar 314 on the surface of the rotating ring 313, causing the trapezoidal bar 314 to move downward and rotate slightly. At this time, after the push ring 36 is reset, the top slope of the trapezoidal bar 314 is in contact with the limit. The limit groove 35 at the bottom of the ring 33 fits and snaps, keeping the limit teeth 311 in a downward state and engaging with the top of the rack block 312 extending to the inside of the installation block 31. On the contrary, press the ring again. At 36, the triangular groove at the bottom of the pressing ring 36 is in contact with the top slope of the trapezoidal bar 314 on the surface of the rotating ring 313, causing the trapezoidal bar 314 to move downward and rotate slightly again, so that the trapezoidal bar 314 extends to the inside of the sliding groove 34. Slide, and the limiting tooth 311 is above and separated from the top of the rack block 312;

At the same time, when fixing the shoulder strap 51 and the leg strap 52, extend the snap block 54 on the shoulder strap 51 to the inside of the square block 55 of the leg strap 52, and press the snap post 56-1 back Shrink to the inside of the cylindrical groove 56-2 and press the resisting spring 56-3 to shrink, so that the snap block 54 slides inside the square block 55 until the snap post 56-1 moves to the snap slot 56-5. Under the elasticity of the resisting spring 56-3, the penetrating engagement with the engaging groove 56-5 is achieved;

Finally, by starting the circulation pump 42-1 and the drive motor 44-3, the circulation pump 42-1 is used to maintain the circulation of the water in the water-cooling tube 42-2, so as to transfer the heat from the patient's back, and at the same time, the fins 44- 2 guide the heat, and finally realize the synchronous rotation of the cooling fan blades 44-7 on the drive shaft 44-4 and the auxiliary shaft 44-6 through the rotation of the drive motor 44-3, so that the heat can be better and quickly dissipated. discharge.

It should be noted that in this article, relational terms such as first and second are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply that these entities or operations are mutually exclusive. any such actual relationship or sequence exists between them. Furthermore, the terms "comprises," "comprises," or any other variations thereof are intended to cover a non-exclusive inclusion such that a process, method, article, or apparatus that includes a list of elements includes not only those elements, but also those not expressly listed other elements, or elements inherent to the process, method, article or equipment.

Although the embodiments of the present invention have been shown and described, those of ordinary skill in the art will understand that various changes, modifications, and substitutions can be made to these embodiments without departing from the principles and spirit of the invention. and modifications, the scope of the invention is defined by the appended claims and their equivalents.

Claims (10)

1. A multifunctional portable rapid cooling vest, including a back vest (1), the front side of the back vest (1) is symmetrically connected with a chest strap (2), and is characterized by: a relatively symmetrical chest strap (2) ) through an adjustable installation mechanism (3) to achieve fixed operation, and a cooling unit (4) is provided on the rear side of the back vest (1), and a cooling unit (4) is provided above and below the back vest (1) to facilitate the operation of rescuers. The carrying unit (5); The installation mechanism (3) includes a rack block (312) installed on the left chest restraint belt (2) and a mounting block (31) installed on the right chest restraint belt (2). The installation block (312) A fixed cylinder (32) is symmetrically fixed on the top of the fixed cylinder (31), and a limiting ring (33) is installed inside the fixed cylinder (32). The surface of the limiting ring (33) is circumferentially provided with sliding grooves (34) at equal intervals. ), and a limiting groove (35) is provided on the surface of the limiting ring (33) between adjacent sliding grooves (34), and a push ring (36) is slidingly connected to the interior of the limiting ring (33). Two The top of the pressing ring (36) extends to the outside of the fixed cylinder (32) through the connecting component (37) and is convenient for people to press, and the bottom of the pressing ring (36) is circumferentially provided with triangular grooves at equal intervals, located at the pressing position. A protruding column (39) is installed on the surface of the ring (36) and slides in the vertical direction inside the sliding groove (34). The inside of the mounting block (31) uses an elastic component (38) to allow the extension rod (310) Move in the vertical direction, and the bottom end of the extension rod (310) is fixedly installed with a limiting tooth (311), and the limiting tooth (311) engages with the top of the rack block (312) extending to the inside of the mounting block (31). Then, a rotating ring (313) is fixed on the top of the extension rod (310), and trapezoidal bars (314) are installed at equal intervals on the surface of the rotating ring (313) in a circumferential shape. 2. A multifunctional portable rapid cooling vest according to claim 1, characterized in that: the connection assembly (37) includes a pressing column (37-1) installed on the top of the pressing ring (36), and The pressing posts (37-1) all extend through and extend above the fixed tube (32), and the tops of the two pressing posts (37-1) are fixedly connected by a pressing plate (37-2). 3. A multifunctional portable rapid cooling vest according to claim 1, characterized in that: the elastic component (38) includes a fixing plate (38-1) installed inside the mounting block (31), and the extension The rod (310) penetrates the fixed plate (38-1) and can slide relative to the fixed plate (38-1). The surface of the extension rod (310) is covered with a return spring (38-2), and the return spring (38- 2) is in contact with the bottom of the rotating ring (313), and the bottom end of the return spring (38-2) is fixed with the top of the fixed plate (38-1). 4. A multifunctional portable rapid cooling vest according to claim 1, characterized in that: the cooling unit (4) includes a cooling box (41) installed on the rear side of the back vest (1), and is located in the cooling box. A circulating water cooling component (42) is provided at the contact point between the interior of the (41) and the back vest (1). A plurality of placement slots (43) are provided on the rear side of the cooling box (41), and are located between the placement slots (43). An air cooling component (44) is provided inside. 5. A multifunctional portable rapid cooling vest according to claim 4, characterized in that: the circulating water cooling component (42) includes a circulation pump (42-1) installed on the inner wall of the cooling box (41), and the circulating water cooling component (42) The water inlet and outlet of the pump (42-1) are both fixedly connected with a water-cooling pipe (42-2), and the water-cooling pipe (42-2) is arranged in a U shape, and the internal circulation of the water-cooling pipe (42-2) is liquid. 6. A multifunctional portable rapid cooling vest according to claim 4, characterized in that: the air cooling assembly (44) includes a support frame (44-1) installed inside the placement slot (43) and a There are fins (44-2) on the inner wall of the cooling box (41), and the fins (44-2) are in contact with the water-cooling pipe (42-2). A driving motor is installed in the center of the rear side of the support frame (44-1). (44-3), and one end of the output shaft of the drive motor (44-3) is fixed with a drive shaft (44-4) through a coupling, and the surface of the drive shaft (44-4) passes through the transmission assembly (44-5) The auxiliary rotating shaft (44-6) is allowed to rotate on the surface of the other support frame (44-1). One end of the driving rotating shaft (44-4) and the auxiliary rotating shaft (44-6) is fixed with a cooling fan blade (44 -7). 7. A multifunctional portable rapid cooling vest according to claim 6, characterized in that: the transmission assembly (44-5) includes a driving wheel (44-51) installed on the surface of the driving shaft (44-4) And the auxiliary drive wheel (44-52) is installed on the surface of the auxiliary drive shaft (44-6), and the surfaces of the drive wheel (44-51) and the auxiliary drive wheel (44-52) are drivingly connected through the transmission belt (44-53). 8. A multifunctional portable rapid cooling vest according to claim 1, characterized in that: the carrying unit (5) includes a shoulder strap (51) symmetrically installed above the rear side of the back vest (1) and a symmetrically installed shoulder strap (51). There is a leg strap (52) on the lower back side of the back vest (1), and the leg strap (52) is provided with a leg restraint ring (53) for wrapping the patient's legs, and one end of the shoulder strap (51) is fixed with A snap block (54), a square block (55) is installed on one end of the leg belt (52), and the snap block (54) and the square block (55) are connected and fixed by a fixing assembly (56). 9. A multifunctional portable rapid cooling vest according to claim 8, characterized in that: the fixing component (56) includes a clamping post (56-1), and the left and right sides of the clamping block (54) A cylindrical groove (56-2) is symmetrically provided, and a resisting spring (56-3) is installed between the clamping column (56-1) and the opposite side of the cylindrical groove (56-2), and the clamping column (56 -1) and the cylindrical groove (56-2) realize the horizontal movement operation of the left and right sides through the sliding assembly (56-4), the left and right sides of the square block (55) are symmetrically provided with snap-in grooves (56-5), and The clamping post (56-1) extends to the inside of the square block (55) and realizes the penetrating connection with the clamping groove (56-5) through the elasticity of the resisting spring (56-3); The sliding assembly (56-4) includes a bump (56-41) installed on the surface of the clamping column (56-1) and a groove (56-42) opened on the inner wall of the cylindrical groove (56-2), so The bumps (56-41) slide inside the grooves (56-42). 10. A multifunctional portable rapid cooling vest according to claim 1, characterized in that: shoulder restraints (6) are installed on the tops of the back vest (1) and chest restraints (2), and the back vest An armpit cooling bag is sewn at the connection between the vest (1) and the chest strap (2) and below the shoulder strap (6).