CN211356291U - Multifunctional stretcher - Google Patents

Abstract

The utility model belongs to the technical field of medical instrument, in particular to multifunctional stretcher, be applicable to the alpine region and transport the wounded, at first include the stretcher body, be equipped with first heat preservation rewarming piece and second heat preservation rewarming piece on the stretcher body upper surface, first heat preservation rewarming piece is through a long limit parallel connection of first connection limit with the stretcher body, second heat preservation rewarming piece is through another long limit parallel connection of second connection limit with the stretcher body, detachably links together between keeping away from the second on the border of first connection limit and the second heat preservation rewarming piece on the first heat preservation rewarming piece.

Description

Multifunctional stretcher

Technical Field

The utility model belongs to the technical field of medical instrument, in particular to multifunctional stretcher is applicable to the severe cold district and transports wounded.

Background

The rapid rescuing and delivering of the wounded under the field condition plays an important role in the rescuing rate of the wounded, the transporting and the delivering of the wounded in the alpine region are difficult, and particularly the heat preservation and the rewarming of the wounded in the transporting and the delivering process are important. The existing stretcher for transporting and rescuing the wounded in the alpine region is still a rod type stretcher or a folding stretcher, cotton fabrics are often adopted for wrapping the wounded in heat insulation and rewarming measures, the heat insulation and rewarming effect of the method is poor, and the rod type stretcher or the folding stretcher is large in size and weight and inconvenient to carry.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a multifunctional stretcher, which comprises a stretcher body, wherein the stretcher body comprises outer layer cloth laid horizontally and a middle gasket detachably laid on the upper surface of the outer layer cloth, a plurality of annular belts are arranged on the stretcher body at intervals along the length direction of the long edge of the stretcher body, the annular belts are parallel to the short edge of the stretcher body along the length direction, the middle section part of each annular belt along the length direction is connected with the plane of the stretcher body, and the two ends of each annular belt respectively extend out of the stretcher body to form a lifting ring,

the upper surface of the stretcher body is provided with a first heat-preservation rewarming piece and a second heat-preservation rewarming piece, the first heat-preservation rewarming piece is connected with one long edge of the outer-layer cloth in parallel through one edge of the first heat-preservation rewarming piece, the edge on the first heat-preservation rewarming piece is a first connecting edge, and the first heat-preservation rewarming piece can turn over above the stretcher body by taking the first connecting edge as a central shaft; the second heat-preservation and temperature-restoring sheet is connected with the other long edge of the outer-layer cloth in parallel through one edge of the second heat-preservation and temperature-restoring sheet, the edge on the second heat-preservation and temperature-restoring sheet is a second connecting edge, the second heat-preservation and temperature-restoring sheet can be turned over above the stretcher body by taking the second connecting edge as a central axis, and the edge of the first heat-preservation and temperature-restoring sheet far away from the first connecting edge is detachably connected with the edge of the second heat-preservation and temperature-restoring sheet far away from the second connecting edge, so that the first heat-preservation and temperature-restoring sheet, the second heat-preservation and temperature-restoring sheet and the stretcher body form a sleeve for.

Preferably, the method comprises the following steps: the outer layer cloth is formed by laminating and compounding waterproof cloth, a heat-insulating layer and polyester fabric in sequence from bottom to top,

preferably, the method comprises the following steps: the middle gasket is formed by laminating and compounding terylene cloth, a silk floss layer and flannelette in the sequence from bottom to top,

preferably, the method comprises the following steps: the first heat-preservation temperature-recovery sheet or/and the second heat-preservation temperature-recovery sheet is formed by laminating and compounding terylene cloth, a heat-preservation layer, a heating layer, a silk floss layer and flannelette in sequence from outside to inside,

preferably, the method comprises the following steps: the outer plane of the first heat-preservation rewarming piece and the outer plane of the second heat-preservation rewarming piece are respectively provided with a storage battery and a temperature controller, a positive power supply end and a negative power supply end of the storage battery are respectively connected with a positive power supply input end and a negative power supply input end of the temperature controller positioned on the same heat-preservation rewarming piece, a positive power supply output end and a negative power supply output end of the temperature controller are electrically connected with a heating layer in the heat-preservation rewarming piece,

preferably, the method comprises the following steps: the front short edge of the outer layer cloth is flush with the front short edge of the first heat-preservation and temperature-restoring sheet and the front short edge of the second heat-preservation and temperature-restoring sheet, the rear short edge of the outer layer cloth is flush with the rear short edge of the first heat-preservation and temperature-restoring sheet and the rear short edge of the second heat-preservation and temperature-restoring sheet,

when the edge of the first heat-insulating rewarming sheet far away from the first connecting edge is connected with the edge of the second heat-insulating rewarming sheet far away from the second connecting edge, namely the first heat-insulating rewarming sheet, the second heat-insulating rewarming sheet and the stretcher body form a sleeve for accommodating a person to be rescued, a circle of binding opening passages are respectively arranged at the opening parts at the front end and the rear end of the sleeve along the edge of the opening, a binding opening rope for binding the opening is penetrated in the binding opening passages,

preferably, the method comprises the following steps: the first connecting edge and the long edge of the outer layer cloth directly connected in parallel are detachably connected by a local section, the second connecting edge and the long edge of the outer layer cloth directly connected in parallel are also detachably connected by a local section,

preferably, the method comprises the following steps: the heating layer is formed by orderly arranging a plurality of carbon fiber flexible heating sheets which are uniformly distributed on the heat preservation layer, each carbon fiber flexible heating sheet is positioned in a flannelette pocket on the surface of the heat preservation layer through sewing, and the carbon fiber flexible heating sheets are connected in parallel through a lead and are electrically connected with an external temperature controller and a storage battery.

Drawings

Figure 1 is a front view of the multifunctional stretcher of the utility model,

figure 2 is a rear view of figure 1,

fig. 3 is a sectional view (bottom view) taken along line a-a of fig. 1, which is a schematic view of the main layer structure of the present invention, and since the drawing is mainly used to embody the layer structure, the battery and the temperature controller are not shown in the drawing,

FIG. 4 is a schematic view of the layer structure of the heat-insulating sheet according to the perspective of FIG. 3,

FIG. 5 is a schematic view of the structure of the middle pad of the present invention from the perspective of FIG. 3,

FIG. 6 is a schematic view of the structure of the outer layer of the fabric according to the present invention from the perspective of FIG. 3,

FIG. 7 is a schematic structural view of the first heat-preservation and heat-recovery sheet and the second heat-preservation and heat-recovery sheet in the open state shown in FIG. 1,

FIG. 8 is a schematic view showing the distribution of the carbon fiber flexible heating sheets on the inner surface of the heat insulating film in the first heat insulating and heat restoring sheet and the second heat insulating and heat restoring sheet of the multifunctional stretcher of the present invention, and the connection relationship among the carbon fiber flexible heating sheets, the wires and the main wires is drawn by taking two rows of carbon fiber flexible heating sheets close to the main wires as an example,

FIG. 9 is a schematic view showing the structure of the multi-functional stretcher of the present invention, in which a partial section of the detachable connection between the first connecting edge and/or the second connecting edge and the long edge of the outer layer cloth directly connected in parallel is formed after the partial section is opened,

the stretcher comprises a stretcher body, 11 outer layer cloth, 111 waterproof cloth, 112 heat insulation layers, 1123 flannelette pockets, 1124 nylon fasteners, 113 polyester cloth, 114 silk floss layers, 115 flannelette, 116 heat insulation layers, 1161 carbon fiber flexible heat-emitting sheets, 12 middle gaskets, 13 girdling channels, 131 girdling ropes, 2 annular belts, 21 handle rings, 3 first heat insulation and heat recovery sheets, 4 second heat insulation and heat recovery sheets, 31 first connecting edges, 41 second connecting edges, 5 storage batteries, 6 temperature controllers, 71 rough surfaces of nylon fasteners, 72 hook surfaces of nylon fasteners, 8 conducting wires, 9 main conducting wires, 10 seams and 14 sunken parts which appear after the stretcher body bears a wounded person.

Detailed Description

It should be noted that the words "upper", "lower", "left", "right", "front", "back", "horizontal" used in the description of the present invention refer to the directions in the drawings (fig. 3, 4, 5, 6), and "inner" and "outer" refer to the directions toward or away from the geometric center of a specific component (e.g., the sleeve for accommodating the person to be rescued, which is formed by the first heat-insulating sheet, the second heat-insulating sheet and the stretcher body together in fig. 1, 3), respectively, and these are merely for describing and simplifying the present invention, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as limiting the present invention for convenience.

As shown in the attached drawings, the multifunctional stretcher of the utility model comprises a stretcher body 1, the stretcher body 1 comprises an outer layer cloth 11 laid horizontally and a middle gasket 12 laid on the middle position on the upper surface of the outer layer cloth 11, the bottom periphery of the middle gasket 12 is detachably connected with the upper surface of the outer layer cloth 11 through a nylon fastener tape,

the outer layer cloth 11 has a rectangular shape with a length of 223 + -1 cm and a width of 148 + -1 cm, and the outer layer cloth 11 is obtained by laminating and sewing a waterproof cloth 111 (waterproof oxford cloth), an insulating layer 112 and a polyester cloth 113 in this order from bottom to top, wherein the insulating layer 112 is an aluminized nonwoven fabric (from Changzhou jiejie Jie composite Co., Ltd.) (in the insulating layer 112, the nonwoven fabric layer is on top and the aluminum film layer is on bottom),

the waterproof cloth 111 in the outer cloth 11 is positioned at the lowest layer, so that when the stretcher is placed on the ground, accumulated water possibly existing on the surface inevitably permeates into the stretcher body 1, the rescued person can be ensured to lie on dry cloth,

the existence of the heat-insulating layer 112 can avoid the loss of body heat of the rescued person lying in the sleeve on the stretcher and the rapid reduction of the body temperature,

the terylene cloth 113 above the heat-insulating layer 112 has good wear resistance, and can avoid (when the middle gasket 12 is detached from the upper surface of the outer layer cloth 11) the heat-insulating layer 112 from being directly exposed to the outside, which is similar to the lining of clothes, thereby avoiding the heat-insulating layer 112 from being easily damaged after being directly contacted by poking, grinding and the like (in the aluminized non-woven fabric of the heat-insulating layer 112, the non-woven fabric or the aluminized film is not wear-resistant);

the plane shape of the middle gasket 12 is a rectangle with the length of 200 plus or minus 1cm and the width of 120 plus or minus 1cm (two long sides of the middle gasket 12 are parallel to two long sides of the outer layer cloth 11), the middle gasket 12 is obtained by laminating and sewing terylene cloth 113, silk floss layer 114 and flannel 115 together in sequence from bottom to top,

the top layer of the middle pad 12 is the flannelette 115, which leads the flannelette 115 to be directly contacted with the body of the rescued person lying on the stretcher, the flannelette 115 is provided with flannelette, thus increasing the comfort of the rescued person,

the silk floss layer 114 is a loose cotton wool filled in the middle layer cavity (similar to the cotton bladder in the quilt, as shown in fig. 4) formed by the terylene cloth 113 and the flannelette 115 sewn at the peripheral edge, the middle pad 12 is padded under the rescuer, the thickness of the middle pad 12 is increased due to the silk floss layer 114, the cotton wool is soft, the softness of the middle pad 12 is increased, so that the wounded person can lie on the middle pad more comfortably,

the terylene cloth 113 in the middle gasket 12 is mainly used for sewing with the periphery of the flannelette 115 as described in the above paragraph to lock the loose cotton wool in the cavity between the terylene cloth 113 and the flannelette 115;

three annular belts 2 are uniformly arranged on the stretcher body 1 at intervals along the length direction of the long edge of the stretcher body 1, two annular belts 2 are respectively and correspondingly close to two ends of the long edge, the rest annular belt is positioned at the middle position, the annular belts 2 are parallel to the short edge of the stretcher body 1 along the whole length direction of the annular belts 2, the middle section part of each annular belt 2 along the whole length direction of the annular belt 2 is directly connected (sewed) with the lower surface of the outer layer cloth 11, two ends of each annular belt respectively extend out of the outer layer cloth 11 to form a lifting ring 21, and the width of a single belt on each annular belt 2 is 3.8 +/-0.05 cm;

the upper surface of the outer layer cloth 11 is provided with a first heat-preservation and heat-preservation sheet 3 and a second heat-preservation and heat-preservation sheet 4, the planar shape of the first heat-preservation and heat-preservation sheet 3 and the planar shape of the second heat-preservation and heat-preservation sheet 4 are rectangular with the same length and width of 83 +/-1 cm as the outer layer cloth 11, the first heat-preservation and heat-preservation sheet 3 and the second heat-preservation and heat-preservation sheet 4 are both formed by sequentially and overlappingly sewing polyester fabric 113 and a heat-preservation layer 112 (an aluminized nonwoven fabric (Daizhoujie Jiejie composite material Co., Ltd.) with the inner nonwoven fabric layer and the outer aluminum film layer in the heat-preservation layer 112, a heating layer 116, a silk floss layer 114 and a flannelette 115 from outside to inside, wherein the silk floss layer 114 in the heat-preservation and heat-preservation sheet is loose cotton wool filled in a middle layer cavity formed by sewing the heat-preservation layer 112 and the flannelette 115 at the peripheral edge, the heating layer 116 is,

the function of the terylene cloth 113 in the heat preservation and rewarming sheet is almost the same as that of the terylene cloth 113 in the outer layer cloth 11 and is used for protecting the heat preservation layer 112, the silk cotton layer 114 in the heat preservation and rewarming sheet is also used for increasing the thickness and the flexibility of the heat preservation and rewarming sheet, the cotton wool is light, the comfortable sensation of a rescued person lying on the stretcher is increased, the flannelette 115 in the heat preservation and rewarming sheet is also directly contacted with the body of the rescued person lying on the stretcher,

the first heat-preservation and temperature-restoring sheet 3 is aligned and parallel sewn and connected with the left long side of the outer layer cloth 11 through the left long side (the first connecting side 31), and the first heat-preservation and temperature-restoring sheet 3 can be overturned above the stretcher body 1 in a reciprocating manner by taking the left long side as a central axis; the second heat-preservation and temperature-restoring sheet 4 is aligned and parallelly sewed and connected with the right long edge of the outer layer cloth 11 through the right long edge (second connecting edge 41) thereof, the second heat-preservation and temperature-restoring sheet 4 can be overturned above the stretcher body 1 in a reciprocating way by taking the right long edge as a central axis, the right long edge of the first heat-preservation and temperature-restoring sheet 3 is detachably connected with the left long edge of the second heat-preservation and temperature-restoring sheet 4 through a nylon fastener tape (a hook surface of the nylon fastener tape is sewed at the right long edge of the first heat-preservation and temperature-restoring sheet 3, and matched with the hook surface, a hair surface of the nylon fastener tape is sewed at the left long edge of the second heat-preservation and temperature,

when the right long edge of the first heat-preservation rewarming sheet 3 and the left long edge of the second heat-preservation rewarming sheet 4 are bonded together through the nylon fastener tape, the first heat-preservation rewarming sheet 3, the second heat-preservation rewarming sheet 4 and the stretcher body 1 together form a sleeve for accommodating the rescued people, (observed according to the visual angle under the state) a circle of opening restricting passages 13 are respectively arranged at the front and rear end openings of the sleeve along the opening edge, a mouth restricting rope 131 for restricting the opening penetrates through the opening restricting passages 13,

meanwhile, the first connecting edge 31 and the long edge of the outer layer cloth 11 directly connected in parallel are detachably connected with each other by a local section (realized by nylon fasteners), the second connecting edge 41 and the long edge of the outer layer cloth 11 directly connected in parallel are also detachably connected with each other by a local section (realized by nylon fasteners), the local section is close to the hand position of a rescued person lying on the stretcher, the hand of the wounded can extend outwards from the sleeve through a seam 10 formed after the local section is separated to receive transfusion,

the outer plane of the first heat-preservation rewarming piece 3 and the outer plane of the second heat-preservation rewarming piece 4 are respectively provided with a storage battery 5 and a temperature controller 6, a positive power supply end and a negative power supply end of the storage battery 5 are respectively connected with a positive power supply input end and a negative power supply input end of the temperature controller 6 positioned on the same heat-preservation rewarming piece, a positive power supply output end and a negative power supply output end of the temperature controller 6 are electrically connected with a heating layer 116 in the heat-preservation rewarming piece where the temperature controller is positioned,

as shown in fig. 8: the heating layer 116 is formed by orderly arranging a plurality of carbon fiber flexible heating sheets 1161 which are uniformly distributed on the heat preservation layer 112, each carbon fiber flexible heating sheet 1161 is respectively positioned by a flannelette pocket 1123 which is sewn on the surface of the heat preservation layer 112 (the carbon fiber flexible heating sheets 1161 are embedded into the flannelette pocket 1123, the pocket mouth of the flannelette pocket 1123 is also sealed to prevent the carbon fiber flexible heating sheets 1161 from sliding out of the pocket), the carbon fiber flexible heating sheets 1161 are connected in parallel through a lead 8 (the lead 8 penetrates through the flannelette pocket 1123 to extend outwards) and are electrically connected with an external temperature controller 6 and a storage battery 5, and each lead 8 is fixed on the surface of the heat preservation layer 112 through a nylon thread gluing 1124.

When in use, the first heat-preservation and heat-recovery sheet 3 and the second heat-preservation and heat-recovery sheet 4 are respectively unfolded leftwards and rightwards, the wounded are placed on the upper surface of (the middle gasket 12 of) the stretcher body 1, then the first heat-preservation and heat-recovery sheet 3 and the second heat-preservation and heat-recovery sheet 4 are folded, the right long edge of the first heat-preservation and heat-recovery sheet 3 and the left long edge of the second heat-preservation and heat-recovery sheet 4 are bonded together through the nylon fastener tape (only the position of the face of the wounded is not bonded, the face of the wounded can be exposed outside), the covering of the wounded on the stretcher body 1 by the first heat-preservation and heat-recovery sheet 3 and the second heat-preservation and heat-recovery sheet 4 is realized, the girdling ropes 131 in the girdling channels 13 at the openings at the front and the rear ends of the sleeve are tightened and tied to tie the opening, the whole body of the wounded can be wrapped as much as possible, the heat-preservation effect on the body temperature of the wounded, the temperature controller 6 is opened to lead the storage battery 5 to supply power to the heating layer 116, thus leading the heating layer 116 to heat and raise the temperature, leading the wounded on the stretcher body 1 to obtain better heating and ensuring the body temperature, being very suitable for the transportation and heat preservation and rewarming of the wounded in the alpine region,

the whole stretcher has small volume, light weight and convenient carrying, a carrying person holds the handle rings at the two sides of the stretcher body 1 to transfer the stretcher and wounded, the operation is simple,

when the stretcher is not used, the first heat-preservation and temperature-restoration sheet 3 and the second heat-preservation and temperature-restoration sheet 4 are unfolded leftwards and rightwards respectively, and the whole middle gasket 12 is detached, so that the inside of a bag sleeve for accommodating a wounded on the stretcher is conveniently subjected to sun irradiation, ventilation and disinfection, and the middle gasket 12 is conveniently cleaned and disinfected;

in the carbon fiber flexible heating sheet in the heat-preservation and rewarming sheet, because the carbon fiber wire group is used for replacing the traditional metal heating wire to generate heat (refer to the carbon fiber heating and heat-preservation device (application number: 201420304253.3; bulletin date: 11/05 2014)), the flexibility of a single heating sheet is better, the single heating sheet is easier to bend, the carbon fiber flexible heating sheet is more suitable for being applied to a soft stretcher which needs to be frequently bent, and a wounded person can feel softer and more comfortable when lying on the stretcher, in addition, the carbon fiber flexible heating sheet has the advantages of rapid temperature rise, large heating area, high heat conversion rate, water washing, difficult oxidation, long service life and the like,

for the design of the heating layer 116 in the first heat-preservation and temperature-recovery sheet 3 and the second heat-preservation and temperature-recovery sheet 4, as shown in fig. 8, the heating layer is formed by a plurality of small carbon fiber flexible heating sheets 1161 in parallel, rather than an integral electric heating component, and the design is intended to: if the heating components inside the stretcher are integrally or serially connected, when a circuit is broken due to a local problem, the whole electric heating component cannot work continuously, and the stretcher is inconvenient to repair in time due to the lack of tools in a desolate and cool mountain area and in the field; based on the scheme, the plurality of carbon fiber flexible heating sheets 1161 are connected in parallel, and when one of the carbon fiber flexible heating sheets 1161 fails due to a circuit break or other reasons, other carbon fiber flexible heating sheets 1161 which are normally connected can be used for heating continuously (as long as the main conductor 9 is out of order).

Claims (6)

1. A multifunctional stretcher is characterized in that: the multifunctional stretcher comprises a stretcher body (1), wherein the stretcher body (1) comprises outer layer cloth (11) laid horizontally and a middle gasket (12) detachably laid on the upper surface of the outer layer cloth (11), a plurality of annular belts (2) are arranged on the stretcher body (1) at intervals along the length direction of the long edge of the stretcher body (1), the annular belts (2) are parallel to the short edge of the stretcher body (1) along the whole length direction of the annular belts, the middle section part of each annular belt (2) along the whole length direction of the annular belts is connected with the plane of the stretcher body (1), and the two ends of each annular belt respectively extend outwards out of the stretcher body (1) to form a lifting ring (21),

the upper surface of the stretcher body (1) is provided with a first heat-preservation and heat-recovery sheet (3) and a second heat-preservation and heat-recovery sheet (4), the first heat-preservation and heat-recovery sheet (3) is connected with one long edge of the outer layer cloth (11) in parallel through one edge of the first heat-preservation and heat-recovery sheet, the edge of the first heat-preservation and heat-recovery sheet (3) is a first connecting edge (31), and the first heat-preservation and heat-recovery sheet (3) can turn over above the stretcher body (1) by taking the first connecting edge (31) as a central axis; the second heat-preservation and temperature-restoring sheet (4) is connected with the other long edge of the outer layer cloth (11) in parallel through one long edge of the second heat-preservation and temperature-restoring sheet, the long edge on the second heat-preservation and temperature-restoring sheet (4) is a second connecting edge (41), the second heat-preservation and temperature-restoring sheet (4) can be overturned above the stretcher body (1) by taking the second connecting edge (41) as a central axis, and the edge of the first heat-preservation and temperature-restoring sheet (3) far away from the first connecting edge (31) is detachably connected with the edge of the second heat-preservation and temperature-restoring sheet (4) far away from the second connecting edge (41), so that the first heat-preservation and temperature-restoring sheet (3), the second heat-preservation and temperature-restoring sheet (4) and the stretcher body (1) form a sleeve for accommodating a person to be rescued together;

the first heat-preservation and heat-recovery sheet (3) or/and the second heat-preservation and heat-recovery sheet (4) are formed by laminating and compounding terylene cloth (113), a heat-preservation layer (112), a heating layer (116), a silk floss layer (114) and flannelette (115) in sequence from outside to inside;

the front short edge of the outer layer cloth (11) is flush with the front short edge of the first heat-preservation and temperature-restoration sheet (3) and the front short edge of the second heat-preservation and temperature-restoration sheet (4), the rear short edge of the outer layer cloth (11) is flush with the rear short edge of the first heat-preservation and temperature-restoration sheet (3) and the rear short edge of the second heat-preservation and temperature-restoration sheet (4),

when the edge of the first connecting edge (31) far away from the first heat-preservation and temperature-restoration sheet (3) is connected with the edge of the second connecting edge (41) far away from the second heat-preservation and temperature-restoration sheet (4), namely, the first heat-preservation and temperature-restoration sheet (3), the second heat-preservation and temperature-restoration sheet (4) and the stretcher body (1) form the sleeve, the opening parts at the front end and the rear end of the sleeve are respectively provided with a circle of binding opening channels (13) along the edge of the opening, and binding opening ropes (131) for binding the opening are arranged in the binding opening channels (13) in a penetrating manner.

2. The multifunctional stretcher according to claim 1 characterized in that: the outer layer cloth (11) is formed by laminating and compounding waterproof cloth (111), a heat-insulating layer (112) and polyester cloth (113) in sequence from bottom to top.

3. The multifunctional stretcher according to claim 1 characterized in that: the middle gasket (12) is formed by laminating and compounding terylene cloth (113), a silk floss layer (114) and flannelette (115) in sequence from bottom to top.

4. The multifunctional stretcher according to claim 1 characterized in that: the outer plane of the first heat-preservation rewarming piece (3) and the outer plane of the second heat-preservation rewarming piece (4) are respectively provided with a storage battery (5) and a temperature controller (6), a positive power supply end and a negative power supply end of the storage battery (5) are respectively connected with a positive power supply input end and a negative power supply input end of the temperature controller (6) which are positioned on the same heat-preservation rewarming piece, and a positive power supply output end and a negative power supply output end of the temperature controller (6) are electrically connected with the heating layer (116) in the heat-preservation rewarming piece.

5. The multifunctional stretcher according to claim 1 characterized in that: the first connecting edge (31) is detachably connected with the long edge of the outer layer cloth (11) which is directly connected in parallel, and the second connecting edge (41) is detachably connected with the long edge of the outer layer cloth (11) which is directly connected in parallel.

6. The multifunctional stretcher according to claim 1 characterized in that: the heating layer (116) is formed by regularly arranging a plurality of carbon fiber flexible heating sheets (1161) which are uniformly distributed on the heat insulation layer (112), each carbon fiber flexible heating sheet (1161) is positioned through a flannelette pocket (1123) sewn on the surface of the heat insulation layer (112), and the carbon fiber flexible heating sheets (1161) are connected in parallel through a lead (8) and are electrically connected with an external temperature controller (6) and a storage battery (5).

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