CN216294524U

CN216294524U - Adjustable supporting device for lifting upper and lower limbs after plastic burn

Info

Publication number: CN216294524U
Application number: CN202121317338.1U
Authority: CN
Inventors: 朱奕; 王爱梅
Original assignee: Taizhou Peoples Hospital
Current assignee: Taizhou Peoples Hospital
Priority date: 2021-06-11
Filing date: 2021-06-11
Publication date: 2022-04-15
Anticipated expiration: 2031-06-11

Abstract

The utility model relates to an adjustable burn shaping upper and lower limb lifting support, which comprises a supporting seat, a lifting device and a supporting device, wherein a first sliding plate and a second sliding plate in the supporting seat are slidably arranged on a bottom plate through a longitudinal sliding rail, and a sliding adjusting mechanism can drive the first sliding plate and the second sliding plate to approach towards or move away from each other; two first universal hinged seats in the supporting device are respectively arranged at two ends of the first lifting frame, two second universal hinged seats are respectively arranged at two ends of the second lifting frame, and a first supporting plate is arranged between two first movable blocks above the first sliding plate; a second supporting plate is arranged between the two second movable blocks above the second sliding plate, the outer ends of the two first movable blocks are respectively movably arranged on the two first universal hinged seats, and the outer ends of the two second movable blocks are respectively movably arranged on the two second universal hinged seats. The utility model can realize the fine adjustment of the supporting inclination angle and the supporting part and meet the diversified supporting requirements in clinical treatment.

Description

Adjustable supporting device for lifting upper and lower limbs after plastic burn

Technical Field

The utility model relates to an adjustable burn shaping upper and lower limb lifting support, and belongs to the technical field of medical instruments.

Background

Burn plastic refers to plastic repair after a burn. Deformities after burn trauma are manifested as tissue defects, displacement, or hyperplasia. The patients with mild clinical manifestations involve aesthetic appearance, and the patients with severe clinical manifestations often suffer from dysfunction and heavy psychological burdens. The treatment of burn and plastic surgery should select different operation modes according to the specific conditions of patients. In principle, for tissue displaced patients, tissue reduction is used; if the tissue is too much, tissue resection should be adopted; for those with tissue defects, tissue transplantation should be used.

Burn, especially deep burn of large area, has both appearance and function deformity, so the relationship between form and function must be well treated in the treatment process, and both function and appearance must be considered. In clinical treatment, after a patient finishes an operation, local swelling is obvious, poor blood circulation affects wound healing, the wound healing is slow due to compression, dampness and excessive exudates of a bent wound surface, a pillow is wrapped by a common clinical disposable nursing pad or a lower limb is lifted by a knife-cut toilet paper to promote blood circulation, and the filler is unstable in height and insufficient in hardness and is easy to slip. In addition, most of the burn parts need to be treated in a naked way, and the elevation mode can influence the exposure of the wound surface, easily cause infection, be not beneficial to the recovery of the wound surface of a patient and influence the treatment effect.

Patent application No. CN201820270259.1 discloses a support frame is raised to adjustable plastic burn upper and lower limbs, and it can adjust the position and the angle of layer board as required in the use. However, the device cannot finely adjust the supporting inclination angle and the supporting position, and the burn part of a patient is random clinically, so that the supporting plate sometimes needs to be supported on the wound surface, the wound surface is deepened by pressure, and the recovery of the patient is inconvenient.

Disclosure of Invention

The utility model aims to overcome the defects in the prior art, and provides an adjustable type burn shaping upper and lower limb lifting support which is ingenious in structure, reasonable in design and convenient to operate, can realize fine adjustment of a support inclination angle and a support part, and meets diversified support requirements in clinical treatment.

According to the technical scheme provided by the utility model: the adjustable burn shaping upper and lower limb lifting support comprises a supporting seat, a lifting device and a supporting device, wherein the lifting device is fixedly arranged on the supporting seat, and the supporting device is arranged on the lifting device; the method is characterized in that: the supporting seat comprises a bottom plate, a first sliding plate, a second sliding plate and a sliding adjusting mechanism, the first sliding plate and the second sliding plate are symmetrically arranged and are slidably mounted on the bottom plate through longitudinal sliding rails, the first sliding plate and the second sliding plate can slide back and forth on the bottom plate, the sliding adjusting mechanism is arranged between the first sliding plate and the second sliding plate, and the sliding adjusting mechanism can drive the first sliding plate and the second sliding plate to move close to or away from each other in an opposite direction; the lifting device comprises a first lifting frame and a second lifting frame, the first lifting frame is arranged above the first sliding plate, the second lifting frame is arranged above the second sliding plate, guide posts are arranged at the bottoms of the left and right ends of the first lifting frame and the second lifting frame, guide cylinders correspondingly matched with the guide posts are arranged at the tops of the first sliding plate and the first sliding plate, and the guide posts are movably inserted with the guide cylinders; a set of lifting driving mechanism is respectively arranged between the first lifting frame and the first sliding plate and between the second lifting frame and the second sliding plate; the support device comprises a first universal hinge base, a second universal hinge base, a first movable block, a second movable block, a first supporting plate and a second supporting plate, wherein the first universal hinge base is provided with two universal hinge bases which are respectively arranged at two ends of the first lifting frame, and the second universal hinge base is provided with two universal hinge bases which are respectively arranged at two ends of the second lifting frame; two first movable blocks which are bilaterally symmetrical are arranged above the first sliding plate, and a first supporting plate which can be rotatably adjusted is arranged between the two first movable blocks; two bilaterally symmetrical second movable blocks are arranged above the second sliding plate, and a second supporting plate capable of being rotatably adjusted is arranged between the two second movable blocks; one end of the first movable block, which faces the second movable block, is provided with a butt joint rod, one side of the second movable block, which faces the first movable block, is provided with a butt joint groove matched with the butt joint rod, and the butt joint rod is movably inserted in the butt joint groove; the outer ends of the two first movable blocks are movably mounted on the two first universal hinged seats respectively, and the outer ends of the two second movable blocks are movably mounted on the two second universal hinged seats respectively.

As a further improvement of the utility model, the sliding adjustment mechanism comprises a double-threaded rod, a threaded sleeve, a connecting rod and a sliding driving part, the double-threaded rod is arranged between the first sliding plate and the second sliding plate, a forward threaded section and a reverse threaded section are respectively arranged at two ends of the double-threaded rod, the threaded sleeves are respectively arranged on the forward threaded section and the reverse threaded section in a threaded manner, two first supports are symmetrically arranged at two sides of the threaded sleeve, each first support is hinged with a connecting rod through a rotating shaft, the opposite inner sides of the front surfaces of the first sliding plate and the second sliding plate are respectively provided with a second support, and the other end of the connecting rod is hinged on the second support through a rotating shaft; the double-threaded-rod-type electric spindle is characterized in that two bearing seats corresponding to two ends of a double-threaded rod are fixedly installed on the bottom plate, the two ends of the double-threaded rod are respectively rotatably installed in the two bearing seats, the sliding driving part is installed at one end of the double-threaded rod, and the sliding driving part is used for driving the double-threaded rod to rotate.

As a further improvement of the utility model, the first lifting frame comprises a cross beam and a support column, the lifting driving mechanism is connected with the cross beam, and the support column is arranged at two ends of the cross beam and can be detached and replaced; the structure of the second lifting frame is the same as that of the first lifting frame.

As a further improvement of the utility model, the lifting driving mechanism comprises a driving box body, a threaded column, a rotary column, a driving gear, a driven gear, a threaded pipe and a lifting driving part, wherein the threaded column and the rotary column which are vertically arranged are rotatably arranged in the driving box body; the upper end of the threaded column is in threaded connection with a threaded pipe, the threaded pipe upwards penetrates through a top plate of the driving box body, and the top end of the threaded pipe is fixedly connected with the first lifting frame or the second lifting frame; the upper end of the rotary column penetrates through a top plate of the driving box body and is provided with a lifting driving part for driving the rotary column to rotate.

As a further improvement of the utility model, the sliding driving part and the lifting driving part adopt a hand wheel or a crank.

As a further improvement of the utility model, the sliding driving part adopts a first stepping motor, the first stepping motor is arranged on the bottom plate, and an output shaft of the first stepping motor is coaxially connected with the double-thread screw; the lifting driving part adopts a second stepping motor, the second stepping motor is arranged on a top plate of the driving box body, and an output shaft of the second stepping motor is coaxially connected with the rotating column; the first stepping motor and the second stepping motor are respectively and electrically connected with a controller.

As a further improvement of the utility model, the lifting driving mechanism adopts an air cylinder, a hydraulic cylinder or a screw rod lifter.

As a further improvement of the utility model, the first supporting plate comprises two supporting plate heads and two supporting plate bodies, the two supporting plate heads are respectively and rotatably arranged on the inner side edges of the two first movable blocks, and two ends of each supporting plate body are respectively and detachably connected to the two supporting plate heads; the second supporting plate has the same structure as the first supporting plate.

As a further improvement of the utility model, the upper surface of the supporting plate body is bonded with a silica gel pad.

As a further improvement of the utility model, the first universal hinge seat and the second universal hinge seat are internally provided with the head ends of the rod end joint bearing, and the outer ends of the first movable block and the second movable block are connected with the tail end of the rod end joint bearing.

Compared with the prior art, the utility model has the following advantages:

1) the adjustable support device is ingenious in structure, reasonable in design and convenient to operate, and the support inclination angle and the support position can be finely adjusted by arranging the adjustable support seat and the adjustable support bracket device, so that diversified support requirements in clinical treatment are met; but also the first supporting plate and the second supporting plate can be adjusted in a rotating mode, so that the limb of a patient can be fitted more, and the use comfort is higher.

2) The support seat and the support device can be electrically controlled, so that the operation is more convenient and the adjustment is more accurate.

Drawings

Fig. 1 is a front view of the structure of embodiment 1 of the present invention.

Fig. 2 is a top view of the structure of embodiment 1 of the present invention.

Fig. 3 is a top view of a holding device in accordance with embodiment 1 of the present invention.

Fig. 4 is a front view of the structure of embodiment 2 of the present invention.

Description of reference numerals: 1-supporting seat, 1.1-bottom plate, 1.2-first sliding plate, 1.3-second sliding plate, 1.4-double threaded rod, 1.5-threaded sleeve, 1.6-connecting rod, 1.7-first supporting seat, 1.8-second supporting seat, 1.9-bearing seat, 1.10-longitudinal sliding rail, 2-lifting device, 2.1-first lifting frame, 2.1.1-cross beam, 2.1.2-supporting column, 2.2-second lifting frame, 2.3-guide column, 2.4-guide cylinder, 2.5-driving box body, 2.6-threaded column, 2.7-rotary column, 2.8-driving gear, 2.9-driven gear, 2.10-threaded pipe, 3-supporting device, 3.1-first universal seat, 3.2-second universal hinged seat, 3.3-first movable block, 3.4-second movable block, 3.5-a first supporting plate, 3.5.1-a supporting plate head, 3.5.2-a supporting plate body, 3.5.3-a silica gel pad, 3.6-a second supporting plate, 3.7-a butt joint rod, 3.8-a butt joint groove, 4-a crank, 5-a hand wheel, 6-a rod end joint bearing, 7-a first stepping motor, 8-a second stepping motor and 9-a controller.

Detailed Description

The utility model is further illustrated by the following specific figures and examples.

As shown in fig. 1 to 3, embodiment 1 discloses an adjustable supporting device for lifting upper and lower limbs after plastic burn, which comprises a supporting seat 1, a lifting device 2 and a supporting bracket device 3, wherein the supporting seat 1 comprises a bottom plate 1.1, a first sliding plate 1.2, a second sliding plate 1.3 and a sliding adjusting mechanism, the first sliding plate 1.2 and the second sliding plate 1.3 are symmetrically arranged and are slidably mounted on the bottom plate 1.1 through a longitudinal sliding rail 1.10, both the first sliding plate 1.2 and the second sliding plate 1.3 can slide back and forth on the bottom plate 1.1, the sliding adjusting mechanism is arranged between the first sliding plate 1.2 and the second sliding plate 1.3, and the sliding adjusting mechanism can drive the first sliding plate 1.2 and the second sliding plate 1.3 to approach to each other or move away from each other back to back; the lifting device 2 comprises a first lifting frame 2.1 and a second lifting frame 2.2, the first lifting frame 2.1 is arranged above the first sliding plate 1.2, the second lifting frame 2.2 is arranged above the second sliding plate 1.3, guide posts 2.3 are arranged at the bottoms of the left and right ends of the first lifting frame 2.1 and the second lifting frame 2.2, guide cylinders 2.4 correspondingly matched with the guide posts 2.3 are arranged at the tops of the first sliding plate 1.2 and the first sliding plate 1.3, and the guide posts 2.3 are movably inserted with the guide cylinders 2.4; a set of lifting driving mechanism is respectively arranged between the first lifting frame 2.1 and the first sliding plate 1.2 and between the second lifting frame 2.2 and the second sliding plate 1.3; the supporting device 3 comprises a first universal hinge base 3.1, a second universal hinge base 3.2, a first movable block 3.3, a second movable block 3.4, a first supporting plate 3.5 and a second supporting plate 3.6, wherein two first universal hinge bases 3.1 are respectively arranged at two ends of the first lifting frame 2.1, two second universal hinge bases 3.2 are respectively arranged at two ends of the second lifting frame 2.2; two first movable blocks 3.3 which are bilaterally symmetrical are arranged above the first sliding plate 1.2, and a first supporting plate 3.5 which can be rotatably adjusted is arranged between the two first movable blocks 3.3; two bilaterally symmetrical second movable blocks 3.4 are arranged above the second sliding plate 1.3, and a second supporting plate 3.6 which can be rotatably adjusted is arranged between the two second movable blocks 3.4; one end of the first movable block 3.3, which faces the second movable block 3.4, is provided with a butt joint rod 3.7, one side of the second movable block 3.4, which faces the first movable block 3.3, is provided with a butt joint groove 3.8 matched with the butt joint rod 3.7, and the butt joint rod 3.7 is movably inserted in the butt joint groove 3.8; the outer ends of the two first movable blocks 3.3 are respectively movably mounted on the two first universal hinged seats 3.1, and the outer ends of the two second movable blocks 3.4 are respectively movably mounted on the two second universal hinged seats 3.2.

The specific use cases of the utility model are as follows:

firstly, the supporting position is roughly determined according to the limb condition of a patient (such as patients with different upper and lower limb lengths), and the sliding adjusting mechanism is used for driving the first sliding plate 1.2 and the second sliding plate 1.3 to approach or move away from each other, so that the front and back positions of the first supporting plate 3.5 and the second supporting plate 3.6 can be adjusted, and the supporting position of the whole supporting device 3 can be finely adjusted.

When the front and back positions of the first supporting plate 3.5 and the second supporting plate 3.6 are adjusted in place, the heights of the first supporting plate 3.5 and the second supporting plate 3.6 are determined according to the limb lifting condition of a patient, the adjusting method is that the lifting driving mechanism is utilized to drive the first lifting frame 2.1 and the second lifting frame 2.2 to lift, the first lifting frame 2.1 drives the first universal hinged seat 3.1 to lift or lower, the second lifting frame 2.2 drives the second universal hinged seat 3.2 to lift or lower, the heights of the first movable block 3.3 and the second movable block 3.4 arranged between the first universal hinged seat 3.1 and the second universal hinged seat 3.2 are changed, and therefore the heights of the first supporting plate 3.5 and the second supporting plate 3.6 can be adjusted, the supporting inclination angle of the whole supporting device 3 is finely adjusted, and the diversified requirements of limb supporting of the patient are met. And because first layer board 3.5 and second layer board 3.6 self still can rotate the regulation to can laminate patient's limbs more, use comfort is higher. The splicing fit between the butt joint rod 3.7 and the butt joint groove 3.8 can ensure that the first movable block 3.3 and the second movable block 3.4 are kept stable, and the first movable block 3.3 and the second movable block 3.4 are prevented from shifting relatively. The first lifting frame 2.1 and the second lifting frame 2.2 can be lifted stably by the inserting and matching between the guide post 2.3 and the guide cylinder 2.4.

As shown in fig. 1 and 2, in this embodiment 1, the sliding adjustment mechanism includes a double threaded rod 1.4, a threaded sleeve 1.5, a connecting rod 1.6 and a sliding driving component, the double threaded rod 1.4 is disposed between a first sliding plate 1.2 and a second sliding plate 1.3, two ends of the double threaded rod 1.4 are respectively provided with a forward threaded section and a reverse threaded section, each of the forward threaded section and the reverse threaded section is threadedly provided with a threaded sleeve 1.5, two sides of the threaded sleeve 1.5 are symmetrically provided with two first supporting seats 1.7, each of the first supporting seats 1.7 is hinged to a connecting rod 1.6 through a rotating shaft, the opposite inner sides of the front surfaces of the first sliding plate 1.2 and the second sliding plate 1.3 are respectively provided with a second supporting seat 1.8, and the other end of the connecting rod 1.6 is hinged to the second supporting seat 1.8 through a rotating shaft; the utility model discloses a double-threaded rod's fixed mounting has two bearing frame 1.9 that correspond with double-threaded rod 1.4 both ends on the bottom plate 1.1, double-threaded rod 1.4 both ends are rotated respectively and are installed in two bearing frame 1.9, the one end at double-threaded rod 1.4 is installed to the sliding drive part, and the sliding drive part is used for driving double-threaded rod 1.4 rotatory. So set up, the during operation drives double threaded rod 1.4 through operation slip drive part and rotates, drives two thread bush 1.5 and is close to each other when double threaded rod 1.4 rotates and removes or reverse keep away from the removal, and the contained angle between order about connecting rod 1.6 and first sliding plate 1.2, second sliding plate 1.3 when thread bush 1.5 removes changes to reach the mesh that makes first sliding plate 1.2 and second sliding plate 1.3 be close to each other or keep away from dorsad.

As shown in fig. 1, in this embodiment 1, the first crane 2.1 includes a cross beam 2.1.1 and a support column 2.1.2, the lifting driving mechanism is connected with the cross beam 2.1.1, and the support column 2.1.2 is installed at two ends of the cross beam 2.1.1 and can be detached and replaced. So set up, first crane 2.1's height can also be adjusted through the pillar 2.1.1 of changing different length, and clinical use flexibility is better. The second crane 2.2 in this embodiment 1 has the same structure as the first crane 2.1, and therefore, the description thereof is omitted here.

As shown in fig. 1, in this embodiment 1, the lifting driving mechanism includes a driving box 2.5, a threaded column 2.6, a rotating column 2.7, a driving gear 2.8, a driven gear 2.9, a threaded pipe 2.10, and a lifting driving component, the threaded column 2.6 and the rotating column 2.7 are vertically installed inside the driving box 2.5 in a rotating manner, the driving gear 2.8 is fixedly installed on the rotating column 2.7, the driven gear 2.9 is fixedly installed on the threaded column 2.6, and the driven gear 2.9 is engaged with the driving gear 2.8; the upper end of the threaded column 2.6 is in threaded connection with a threaded pipe 2.10, the threaded pipe 2.10 upwards penetrates through a top plate of the driving box body 2.5, and the top end of the threaded pipe 2.10 is fixedly connected with the first lifting frame 2.1 or the second lifting frame 2.2; the upper end of the rotary column 2.7 penetrates through the top plate of the driving box body 2.5 and is provided with a lifting driving part for driving the rotary column 2.7 to rotate. So set up, the during operation drives the column spinner 2.7 through operation lift drive unit and rotates, and driving gear 2.8 on the column spinner 2.7 drives driven gear 2.9 and screw post 2.6 and rotates, orders about screwed pipe 2.10 when screw post 2.6 rotates and rises or descends, and then makes first crane 2.1, second crane 2.2 lift removal to reach the purpose of adjusting first crane 2.1, second crane 2.2 height.

As shown in fig. 1 and 2, in embodiment 1, the crank handle 4 is used as the slide driving means, and the hand wheel 5 is used as the elevation driving means. So set up, the supporter is raised to adjustable plastic burn lower limbs adopts manual regulation when clinical use, and such structure is simpler, and manufacturing cost is lower. In the practical production application, the sliding driving part can be changed into a hand wheel 5, the lifting driving part can be changed into a crank 4, the crank 4 is labor-saving to operate, the hand wheel 5 occupies a small space, and the sliding driving part and the lifting driving part can be flexibly selected according to the actual situation.

As shown in fig. 3, in this embodiment 1, the first supporting plate 3.5 includes two supporting plate heads 3.5.1 and two supporting plate bodies 3.5.2, the two supporting plate heads 3.5.1 are respectively rotatably installed on the inner side edges of the two first movable blocks 3.3, and two ends of the supporting plate body 3.5.2 are respectively detachably connected to the two supporting plate heads 3.5.1. So set up, can also change the layer board body 3.5.2 of different shapes, different width as required during clinical use, it is better to be suitable for the flexibility. The second supporting plate 3.6 in this embodiment 1 has the same structure as the first supporting plate 3.5, and therefore, the description thereof is omitted here.

As shown in fig. 2 and fig. 3, in this embodiment 1, the first universal joint seat 3.1 and the second universal joint seat 3.2 are provided with head ends of rod end joint bearings 6, and outer ends of the first movable block 3.3 and the second movable block 3.4 are connected to tail ends of the rod end joint bearings 6.

As shown in fig. 1, in this embodiment 1, a silicone pad 3.5.3 is adhered to the upper surface of the supporting plate body 3.5.2. So set up, the silica gel pad 3.5.3 is soft and antiskid, can enough improve patient's travelling comfort, can avoid the unexpected removal of the straight limbs of patient again, uses more safely.

Example 2

As shown in fig. 4, embodiment 2 discloses an adjustable type orthopedic burn upper and lower limb elevation support, which is different from embodiment 1 in that electric control is used instead.

As shown in fig. 4, in the embodiment 2, the sliding driving part adopts a first stepping motor 7, the first stepping motor 7 is installed on the bottom plate 1.1, and an output shaft of the first stepping motor 7 is coaxially connected with a double-threaded screw 1.4; the lifting driving part adopts a second stepping motor 8, the second stepping motor 8 is arranged on a top plate of the driving box body 2.5, and an output shaft of the second stepping motor 8 is coaxially connected with the rotating column 2.7; the first stepping motor 7 and the second stepping motor 8 are electrically connected to a controller 9. So set up, the eyelidretractor is raised to adjustable plastic burn upper and lower limbs can realize electric control when clinical use, realizes automatically regulated through 9 input parameter of controller, and it is more convenient to operate, adjusts more accurately.

In this embodiment 2, the first stepping motor 7 and the second stepping motor 8 may be powered by external power supply or by a storage battery, and the controller 9 may be a conventional product in the prior art, such as_{On the upper part}DKC-Y110 programmable single-shaft stepping motor servo pulse controller 9 of Haiyang Standard Automation technology Limited. The control circuit can be designed conventionally, and therefore, the detailed description thereof is omitted. In addition, when the controller 9 is equipped with a remote controller, the present invention can also realize remote control adjustment.

The above description is only for the preferred embodiment of the present invention, and the above specific embodiments are not intended to limit the present invention. Various modifications and alterations may occur to those skilled in the art without departing from the spirit and scope of the utility model, and such modifications and alterations should be accorded the broadest interpretation so as to encompass all such modifications and alterations.

Claims

1. The adjustable type upper and lower limb lifting support for shaping burns comprises a supporting seat (1), a lifting device (2) and a supporting device (3), wherein the lifting device (2) is fixedly arranged on the supporting seat (1), and the supporting device (3) is arranged on the lifting device (2); the method is characterized in that: the supporting seat (1) comprises a bottom plate (1.1), a first sliding plate (1.2), a second sliding plate (1.3) and a sliding adjusting mechanism, wherein the first sliding plate (1.2) and the second sliding plate (1.3) are symmetrically arranged and are slidably mounted on the bottom plate (1.1) through a longitudinal sliding rail (1.10), the first sliding plate (1.2) and the second sliding plate (1.3) can slide back and forth on the bottom plate (1.1), the sliding adjusting mechanism is arranged between the first sliding plate (1.2) and the second sliding plate (1.3), and the sliding adjusting mechanism can drive the first sliding plate (1.2) and the second sliding plate (1.3) to be close to each other or be away from each other; the lifting device (2) comprises a first lifting frame (2.1) and a second lifting frame (2.2), the first lifting frame (2.1) is arranged above the first sliding plate (1.2), the second lifting frame (2.2) is arranged above the second sliding plate (1.3), guide columns (2.3) are arranged at the bottoms of the left and right ends of the first lifting frame (2.1) and the second lifting frame (2.2), guide cylinders (2.4) correspondingly matched with the guide columns (2.3) are arranged at the tops of the first sliding plate (1.2) and the first sliding plate (1.3), and the guide columns (2.3) are movably inserted with the guide cylinders (2.4); a set of lifting driving mechanism is respectively arranged between the first lifting frame (2.1) and the first sliding plate (1.2) and between the second lifting frame (2.2) and the second sliding plate (1.3); the support device (3) comprises a first universal hinge base (3.1), a second universal hinge base (3.2), a first movable block (3.3), a second movable block (3.4), a first supporting plate (3.5) and a second supporting plate (3.6), wherein the first universal hinge base (3.1) is provided with two parts which are respectively arranged at two ends of the first lifting frame (2.1), and the second universal hinge base (3.2) is provided with two parts which are respectively arranged at two ends of the second lifting frame (2.2); two first movable blocks (3.3) which are bilaterally symmetrical are arranged above the first sliding plate (1.2), and a first supporting plate (3.5) which can be rotatably adjusted is arranged between the two first movable blocks (3.3); two bilaterally symmetrical second movable blocks (3.4) are arranged above the second sliding plate (1.3), and a second supporting plate (3.6) capable of being rotatably adjusted is arranged between the two second movable blocks (3.4); one end of the first movable block (3.3) facing the second movable block (3.4) is provided with a butt joint rod (3.7), one side of the second movable block (3.4) facing the first movable block (3.3) is provided with a butt joint groove (3.8) matched with the butt joint rod (3.7), and the butt joint rod (3.7) is movably inserted into the butt joint groove (3.8); the outer ends of the two first movable blocks (3.3) are respectively movably mounted on the two first universal hinged seats (3.1), and the outer ends of the two second movable blocks (3.4) are respectively movably mounted on the two second universal hinged seats (3.2).

2. The adjustable burn shaping upper and lower limb elevation support of claim 1, wherein: the sliding adjusting mechanism comprises a double threaded rod (1.4), a threaded sleeve (1.5), a connecting rod (1.6) and a sliding driving part, the double threaded rod (1.4) is arranged between a first sliding plate (1.2) and a second sliding plate (1.3), a forward threaded section and a reverse threaded section are respectively arranged at two ends of the double threaded rod (1.4), one threaded sleeve (1.5) is respectively arranged on each of the forward threaded section and the reverse threaded section, two first supporting seats (1.7) are symmetrically arranged at two sides of the threaded sleeve (1.5), each first supporting seat (1.7) is hinged with one connecting rod (1.6) through a rotating shaft, second supporting seats (1.8) are respectively arranged at the inner sides of the first sliding plate (1.2) and the second sliding plate (1.3) opposite to the front sides, and the other ends of the connecting rods (1.6) are hinged on the second supporting seats (1.8) through rotating shafts; fixed mounting has two bearing frames (1.9) that correspond with double-threaded rod (1.4) both ends on bottom plate (1.1), double-threaded rod (1.4) both ends rotate respectively and install in two bearing frames (1.9), the one end at double-threaded rod (1.4) is installed to the sliding drive part, and the sliding drive part is used for driving double-threaded rod (1.4) rotatory.

3. The adjustable burn shaping upper and lower limb elevation support of claim 2, wherein: the first lifting frame (2.1) comprises a cross beam (2.1.1) and a support column (2.1.2), the lifting driving mechanism is connected with the cross beam (2.1.1), and the support column (2.1.2) is arranged at two ends of the cross beam (2.1.1) and can be detached and replaced; the second lifting frame (2.2) has the same structure as the first lifting frame (2.1).

4. The adjustable burn shaping upper and lower limb elevation support of claim 3, wherein: the lifting driving mechanism comprises a driving box body (2.5), a threaded column (2.6), a rotating column (2.7), a driving gear (2.8), a driven gear (2.9), a threaded pipe (2.10) and a lifting driving part, the threaded column (2.6) and the rotating column (2.7) which are vertically arranged are rotatably arranged in the driving box body (2.5), the driving gear (2.8) is fixedly arranged on the rotating column (2.7), the driven gear (2.9) is fixedly arranged on the threaded column (2.6), and the driven gear (2.9) is meshed with the driving gear (2.8); the upper end of the threaded column (2.6) is in threaded connection with a threaded pipe (2.10), the threaded pipe (2.10) upwards penetrates through a top plate of the driving box body (2.5), and the top end of the threaded pipe (2.10) is fixedly connected with the first lifting frame (2.1) or the second lifting frame (2.2); the upper end of the rotary column (2.7) penetrates through the top plate of the driving box body (2.5) and is provided with a lifting driving part for driving the rotary column (2.7) to rotate.

5. The adjustable burn shaping upper and lower limb elevation support of claim 4, wherein: the sliding driving part and the lifting driving part adopt a hand wheel (5) or a crank (4).

6. The adjustable burn shaping upper and lower limb elevation support of claim 4, wherein: the sliding driving part adopts a first stepping motor (7), the first stepping motor (7) is arranged on the bottom plate (1.1), and an output shaft of the first stepping motor (7) is coaxially connected with the double-threaded rod (1.4); the lifting driving part adopts a second stepping motor (8), the second stepping motor (8) is arranged on a top plate of the driving box body (2.5), and an output shaft of the second stepping motor (8) is coaxially connected with the rotating column (2.7); the first stepping motor (7) and the second stepping motor (8) are respectively electrically connected with a controller (9).

7. The adjustable burn shaping upper and lower limb elevation support of claim 3, wherein: the lifting driving mechanism adopts a cylinder, a hydraulic cylinder or a screw rod lifter.

8. The adjustable burn shaping upper and lower limb elevation support of claim 1, wherein: the first supporting plate (3.5) comprises two supporting plate heads (3.5.1) and two supporting plate bodies (3.5.2), the two supporting plate heads (3.5.1) are respectively rotatably arranged on the inner side edges of the two first movable blocks (3.3), and two ends of each supporting plate body (3.5.2) are respectively detachably connected onto the two supporting plate heads (3.5.1); the second supporting plate (3.6) has the same structure as the first supporting plate (3.5).

9. The adjustable burn shaping upper and lower limb elevation support of claim 8, wherein: the upper surface of the supporting plate body (3.5.2) is bonded with a silica gel pad (3.5.3).

10. The adjustable burn shaping upper and lower limb elevation support of claim 1, wherein: the head end of a rod end joint bearing (6) is installed in the first universal hinging seat (3.1) and the second universal hinging seat (3.2), and the outer ends of the first movable block (3.3) and the second movable block (3.4) are connected with the tail end of the rod end joint bearing (6).