CN111481882A - A lower limb standing immobilizer - Google Patents

Abstract

The invention relates to the field of medical rehabilitation machinery, and discloses a lower limb standing fixator which comprises a base bearing support, a pedal assembly, a leg fixing assembly, an armrest supporting assembly, a hand supporting assembly, a waist limiting assembly and a chest abutting assembly, wherein the bottom of the base bearing support is provided with a bearing plate fixedly connected with the base bearing support, the pedal assembly is installed at the top of the bearing plate, the top of the base bearing support is provided with a vertical fixing frame fixedly connected with the base bearing support, the leg fixing assembly is installed on the front side wall of the fixing frame, the hand supporting assembly is installed on the rear side wall of the fixing frame, the waist limiting assembly is installed on the bottom of the hand supporting assembly, the chest abutting assembly is installed at the top of the hand supporting assembly, the armrest supporting assembly is installed on the rear end part of the hand supporting assembly, and the lower limb standing fixator can meet the requirements of stable standing rehabilitation training of the disabled or the old with different body sizes, and the safety performance and the comfort degree are higher, and the practicability is stronger.

Description

A lower limb standing immobilizer

technical field

The invention relates to the field of medical rehabilitation machinery, in particular to a lower limb standing immobilizer.

Background technique

At present, people often cause injuries in work, sports, etc., especially limb injuries, such as leg injuries. In order to facilitate recovery, people have developed a variety of rehabilitation equipment, but in the existing lower limb rehabilitation exercise equipment, the equipment is relatively large in size and complex in structure. In addition, the existing lower limb rehabilitation exercise equipment is all sitting and lying, and in order to achieve the purpose of walking rehabilitation, rehabilitation needs to be carried out in a standing environment. For this reason, if the lower limbs are not rehabilitated by standing training, complications such as pressure ulcers, lower limb osteoporosis and muscle atrophy are very likely to occur, which can even be life-threatening. Existing Patent No. CN201820789205.6 discloses a standing lower limb exercise rehabilitation device, comprising an armpit load-bearing rod, the bottom of the underarm load-bearing rod is fixedly connected with a load-bearing connecting rod, and the bottom of the load-bearing connecting rod is fixedly connected by a screw thread There is an underarm telescopic rod, the bottom of the underarm telescopic rod is connected with a waist load-bearing rod through nesting, the outer side of the waist load-bearing rod is connected with a handrail, and the outer side of the waist load-bearing rod is fixedly connected with a back support belt. The outer side of the load-bearing rod is connected to one end of the abdominal restraint belt by nailing, the other end of the abdominal restraint belt is connected with an abdominal restraint belt buckle, and the bottom of the waist load-bearing rod is connected with a leg telescopic rod through nesting, and the leg The bottom of the telescopic rod is fixedly connected with a knee support rod through threads, the outer side of the knee support rod is connected with a calf restraint belt by nailing, and the top of the calf restraint belt is connected with a calf restraint belt buckle by nailing. The bottom of the support rod is fixedly connected with a bearing shaft by welding, the bearing shaft is provided with a rotatable bearing rod, the outer side of the rotatable bearing rod is provided with a steel ball, and the bottom of the rotatable bearing rod is connected with a foot pedal The outer side of the waist bearing rod is fixedly connected with a right-angle load-bearing frame by welding, and the bottom of the right-angle load-bearing frame is fixedly connected with a universal wheel bearing rod through threads, and the bottom of the universal wheel bearing rod is provided with a universal wheel telescopic rod, so The bottom of the universal wheel telescopic rod is fixedly connected with a universal wheel through a thread. Although the invention can make the injured stand stably with the help of the device and achieve the effect of rehabilitation, its function is single, the safety and comfort are poor, and it cannot meet the requirements of different heights. The rehabilitation needs of young and old people of body size are low, so we propose a lower limb standing immobilizer to solve the above problems.

SUMMARY OF THE INVENTION

The purpose of the present invention is to provide a lower limb standing immobilizer to solve the technical problems of single function, poor safety and comfort in the prior art, unable to meet the rehabilitation needs of young and old people of different heights and sizes, and low practicability.

In order to solve the above technical problems, the present invention provides the following technical solutions: a lower limb standing immobilizer, including a base bearing bracket, a footrest assembly, a leg fixing assembly, an armrest support assembly, a hand support assembly, a waist limit assembly and a chest The interference component, the bottom of the base bearing bracket is provided with a bearing plate that is fixedly connected to it, the foot pedal assembly is installed on the top of the bearing plate, and the top of the base bearing bracket is provided with a vertical and fixed connection with it. a fixing frame, the leg fixing assembly is installed on the front side wall of the fixing frame, the hand supporting assembly is installed on the rear side wall of the fixing frame, and the hand supporting assembly can be in the height direction of the fixing frame Adjustment, the waist limiting component is installed on the bottom of the hand supporting component, the chest abutting component is installed on the top of the hand supporting component, and the armrest supporting component is installed on the rear end of the hand supporting component superior.

Preferably, the leg fixing assembly includes a side plate and two sets of locking components mounted on the front side wall of the side plate at intervals, the side plate is vertically fixed on the front side wall of the fixing frame, and each locking component includes Adjustable back strap buckle and adjustable back strap female buckle, the rear ends of the adjustable back strap buckle and the adjustable back strap female buckle are fixedly connected with the side wall of the side panel, and the front end of the adjustable back strap buckle and the adjustable back strap female buckle are inserted. Tighten the fit.

Preferably, the hand support assembly includes a limit sleeve, an insertion column, a support plate and a locking nut, the limit sleeve is vertically installed on the rear side wall of the fixing frame, and the bottom end of the insertion column slides It is inserted into the limit sleeve, the top of the insertion column is fixedly connected with the bottom of the support plate, and the support plate is arranged horizontally, and the limit sleeve is provided with a fixing hole for screwing one end of the locking nut.

Preferably, the armrest support assembly includes a connecting plate, a drive motor, a drive screw, two mounting seats and two sliding tables, the connecting plate is in an L-shaped structure and one end of the connecting plate is fixedly connected to the bottom of the rear end of the support plate, and the two The mounting seat is symmetrically fixed on the top of the connecting plate, the two ends of the driving screw are respectively rotated and installed on the two mounting seats, the driving motor is horizontally fixed on the side wall of one mounting seat, and the output end of the driving motor is connected to the driving screw. One end of the drive is connected to the drive, and the two slides are symmetrically arranged on the drive screw. The drive screw is provided with two external threads with opposite helical directions, and the two slides are respectively matched with the two external threads on the drive screw. , the top of each sliding table is provided with a handrail that is fixedly connected to it.

Preferably, the waist limit assembly includes a positioning block, a fixed axis, an electric push rod, an axle seat, a support strip and a screwing and fixing sleeve, and the positioning block and the electric push rod are respectively arranged on both sides of the bottom of the support plate, and The top of the positioning block is fixedly connected with the bottom of the support plate, the rear end of the electric push rod is fixedly connected with the side wall of the connecting plate, the fixed shaft is set horizontally and one end is fixedly connected with the positioning block, and the output end of the electric push rod is connected with the shaft seat Fixed connection, one end of the support strip is rotatably installed on the shaft seat, the other end of the support strip is provided with a through hole for the fixed shaft to pass through, and the fixed sleeve is screwed and slidably installed on the fixed shaft.

Preferably, the chest abutting assembly includes an adjusting fixing seat, a conflicting plate, a soft pad, an adjusting shaft, a washer and a tightening nut, the adjusting fixing seat is installed on the top of the support plate, and one end of the adjusting shaft is connected to the rear side wall of the abutting plate. Fixed connection, the front side wall of the abutting plate is bonded with the soft cushion block, the washer is sleeved on the rear end of the adjusting shaft, the tightening nut is locked and matched with the adjusting shaft, and the adjusting fixing seat is provided with a vertical direction for the adjusting shaft Waist hole for upper adjustment mounting.

Preferably, the foot pedal assembly includes a base plate and a foot plate, the base plate is fixed on the top of the support plate, the foot plate is inclined and one end is hinged to one end of the base plate, and a spring group is arranged between the foot plate and the base plate.

Compared with the prior art, the present invention has the following beneficial effects:

(1) The leg, palm, arm, waist and chest of the person to be recovered are supported and limited by the leg fixing component, armrest support component, hand support component, waist limit component and chest resistance component, respectively. Improve the stability and safety of the person to be recovered when standing and recovering, wherein the drive motor is used to drive the transmission screw connected to its output end to rotate, and the two sliding tables that are driven by the transmission screw are driven to move in the length direction. , The relative or opposite movement of the two sliding tables is realized through the two reverse external threads set on the driving screw rod, so as to achieve the purpose of adjusting the distance between the two handrails in real time according to the personnel with different shoulder distances, and initially improve the overall practicability ;Secondly, through the insertion and installation of the limit sleeve and the insertion column, and under the thread cooperation between the locking nut piece and the threaded hole set on the limit sleeve, the stable positioning of the limit sleeve and the insertion column is realized, so as to achieve the support The adjustment and installation steps of the board in the height direction can meet the needs of people with different heights and further improve the overall practicability;

(2) The spring group set between the foot plate and the base plate can buffer and adjust the force of the lower limbs and legs of the person to be recovered in real time according to the injury status of the person to be recovered. A chair is set up, and the person to be rehabilitated sits on the chair to reach the pre-rehabilitation state by stepping on the foot board. When the person to be rehabilitated is less injured or has recovered well, the lower limbs can exert more force. The spring group can appropriately increase the force required by the lower limbs of the person to be rehabilitated when standing, thereby improving the standing rehabilitation training effect of the person to be rehabilitated;

(3) Through the locking components including the adjustable back strap buckle and the adjustable back strap female buckle, the front-end plug-in locking cooperation of the adjustable back strap buckle and the adjustable back strap female buckle can satisfy the leg fixation of people with different leg thicknesses. Demand, secondly, drive the shaft seat fixedly connected to its output end to move by the electric push rod, drive the support strip that is sleeved on the shaft base to move along the length direction of the fixed axis, and at the same time, use one end of the support strip to rotate and set on the shaft. On the shaft seat, it is convenient for the person to be recovered to move between the support plate and the support strip. Finally, the other end of the support strip passes through the fixed shaft, and is slidably installed on the fixed shaft by tightening the fixed sleeve to realize the support strip. Positioning to make the person to be rehabilitated more stable and safe in the standing rehabilitation training;

(4) The adjustment shaft can move in the waist-shaped hole provided on the adjustment fixing seat, so as to realize the adjustment in the height direction of the contact plate fixedly connected with the adjustment shaft. The washer and the tightening nut are sequentially sleeved on the adjustment shaft, Completing the positioning step of the resistance plate fixedly connected with the adjustment shaft, and the bonding of the resistance plate and the soft pad block, not only realizes the chest support of the patients to be recovered, but also meets the chest support requirements of people of different heights, and further improves the recovery of the patients. comfort.

Description of drawings

1 is a schematic diagram of a first angle three-dimensional structure of the present invention;

2 is a schematic diagram of a second angle three-dimensional structure of the present invention;

Fig. 3 is the enlarged view of A place in Fig. 2;

Fig. 4 is the top view of the present invention;

5 is a side view of the present invention;

Figure 6 is a front view of the present invention.

The symbols in the figure are:

Base carrying bracket 1, pedal assembly 2, base plate 21, foot plate 22, spring group 23, leg fixing assembly 3, side plate 31, locking member 32, adjustable strap buckle 321, adjustable strap female buckle 322, armrest Support assembly 4, connecting plate 41, drive motor 42, drive screw 43, mounting seat 44, sliding table 45, handrail 46, hand support assembly 5, limit sleeve 51, plug-in column 52, support plate 53 , locking nut piece 54, waist limit assembly 6, positioning block 61, fixed shaft 62, electric push rod 63, shaft seat 64, support strip 65, tightening and fixing sleeve 66, chest abutting assembly 7, adjusting fixing seat 71 , the contact plate 72, the soft block 73, the adjustment shaft 74, the washer 75, the tightening nut 76, the waist-shaped hole 77, the supporting plate 8, and the fixing frame 9.

Detailed ways

In order to make the objectives, technical solutions and advantages of the present invention clearer, the present invention will be further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present invention, but not to limit the present invention.

In the description of the present invention, it should be understood that the terms "portrait", "horizontal", "upper", "lower", "front", "rear", "left", "right", "vertical", The orientation or positional relationship indicated by "horizontal", "top", "bottom", "inner", "outer", etc. is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the present invention, rather than indicating or It is implied that the device or element referred to must have a particular orientation, be constructed and operate in a particular orientation, and therefore should not be construed as limiting the invention.

1 to 6, a lower limb standing immobilizer is disclosed, including a base bearing bracket 1, a footrest assembly 2, a leg fixing assembly 3, an armrest support assembly 4, a hand support assembly 5, and a waist limit assembly. 6 and the chest contact assembly 7, the bottom of the base bearing bracket 1 is provided with a supporting plate 8 fixedly connected to it, the foot pedal assembly 2 is installed on the top of the supporting plate 8, and the top of the base bearing bracket 1 is provided with a supporting plate 8. There is a vertical and fixedly connected fixing frame 9, the leg fixing assembly 3 is installed on the front side wall of the fixing frame 9, the hand supporting assembly 5 is installed on the rear side wall of the fixing frame 9, And the hand support assembly 5 can be adjusted in the height direction of the fixing frame 9, the waist limiting assembly 6 is installed on the bottom of the hand support assembly 5, and the chest abutting assembly 7 is installed on the hand support assembly. 5 , the armrest support assembly 4 is mounted on the rear end of the hand support assembly 5 .

Specifically, the leg fixing assembly 3 includes a side plate 31 and two sets of locking members 32 mounted on the front side wall of the side plate 31 at intervals. The side plate 31 is vertically fixed on the front side wall of the fixing frame 9, Each locking member 32 includes an adjustable back strap buckle 321 and an adjustable back strap female buckle 322. The rear ends of the adjustable back strap buckle 321 and the adjustable back strap female buckle 322 are fixedly connected to the side wall of the side panel 31, and can be The front end of the adjustable back strap buckle 321 and the adjustable back strap female buckle 322 are plugged and locked together. At the same time of positioning, it can also meet the leg fixing requirements of people with different leg thicknesses.

Specifically, the hand support assembly 5 includes a limit sleeve 51 , an insertion column 52 , a support plate 53 and a locking nut member 54 , and the limit sleeve 51 is vertically installed on the rear side wall of the fixing frame 9 , The bottom end of the plug-in column 52 is slidably inserted into the limit sleeve 51 , the top of the plug-in column 52 is fixedly connected with the bottom of the support plate 53 , and the support plate 53 is arranged horizontally, and the limit sleeve 51 is provided with a lock for locking The fixing hole at one end of the nut piece 54 is threadedly installed, and the limit sleeve 51 is inserted and installed with the insertion column 52, and the locking nut piece 54 is threaded with the threaded hole provided on the limit sleeve 51 to realize the limit sleeve. 51 and the insertion post 52 are stably positioned, so as to achieve the step of adjusting and installing the support plate 53 in the height direction, thus meeting the needs of people with different heights.

Specifically, the armrest support assembly 4 includes a connecting plate 41 , a driving motor 42 , a driving screw 43 , two mounting seats 44 and two sliding tables 45 . The bottom of the rear end is fixedly connected, the two mounting seats 44 are symmetrically fixed on the top of the connecting plate 41, the two ends of the driving screw 43 are respectively rotated and mounted on the two mounting seats 44, and the driving motor 42 is horizontally fixed on one mounting seat 44. On the side wall, and the output end of the drive motor 42 is drivingly connected with one end of the transmission screw 43, the two sliding tables 45 are symmetrically arranged on the transmission screw 43, and the transmission screw 43 is provided with two outer sections with opposite helical directions. The two sliding tables 45 are matched with the two sections of external threads on the transmission screw 43 respectively. The top of each sliding table 45 is provided with a handrail 46 that is fixedly connected to it, and the drive motor 42 is used to drive the transmission with its output end. The connected transmission screw 43 rotates, and drives the two sliding tables 45 that are matched with the transmission screw 43 to move in the length direction. The relative or opposite movement can achieve the purpose of adjusting the distance between the two handrails in real time according to the personnel with different shoulder distances.

Specifically, the waist limiting assembly 6 includes a positioning block 61 , a fixed shaft 62 , an electric push rod 63 , a shaft seat 64 , a support strip 65 and a tightening and fixing sleeve 66 , and the positioning block 61 and the electric push rod 63 are respectively arranged in With the bottom sides of the support plate 53, and the top of the positioning block 61 is fixedly connected with the bottom of the support plate 53, the rear end of the electric push rod 63 is fixedly connected with the side wall of the connecting plate 41, the fixed shaft 62 is arranged horizontally and one end It is fixedly connected with the positioning block 61, the output end of the electric push rod 63 is fixedly connected with the shaft seat 64, one end of the supporting strip 65 is rotatably mounted on the shaft base 64, and the other end of the supporting strip 65 is provided with a thread for the fixed shaft 62 to pass through. Through the through hole passing through, the fixing sleeve 66 is slidably installed on the fixed shaft 62, and the shaft seat 64 fixedly connected to its output end is driven by the electric push rod 63 to move, and the supporting strip 65 sleeved on the shaft seat 64 is driven along the fixed axis. The shaft 62 moves in the longitudinal direction, and at the same time, one end of the support strip 65 is used to rotate and set on the shaft seat 64, so that the person to be recovered can move between the support plate 53 and the support strip 65. One end passes through the fixed shaft 62, and is slidably installed on the fixed shaft 62 by screwing the fixing sleeve 66 to realize the positioning of the support strip 65, so that the person to be recovered is more stable and safe during the standing rehabilitation training.

Specifically, the chest resistance assembly 7 includes an adjustment fixing seat 71 , a resistance plate 72 , a soft pad 73 , an adjustment shaft 74 , a washer 75 and a tightening nut 76 , the adjustment fixing seat 71 is installed on the top of the support plate 53 , and the adjustment shaft One end of 74 is fixedly connected with the rear side wall of the abutting plate 72, the front side wall of the abutting plate 72 is bonded with the software spacer 73, the washer 75 is sleeved on the rear end of the adjusting shaft 74, and the tightening nut 76 is connected to the adjusting shaft 74. The adjusting fixing seat 71 is provided with a waist-shaped hole 77 for the adjustment and installation of the adjusting shaft 74 in the vertical direction. For the adjustment in the height direction of the abutment plate 72 fixedly connected with the adjustment shaft 74, the washer 75 and the tightening nut 76 are sequentially sleeved on the adjustment shaft 74, and the positioning step of the abutment plate 72 fixedly connected with the adjustment shaft 74 is completed. The bonding with the soft pad block 73 can not only support the chest of the person to be recovered, but also meet the chest support requirements of people of different heights.

Specifically, the foot pedal assembly 2 includes a base plate 21 and a foot plate 22 , the base plate 21 is fixed on the top of the support plate 8 , the foot plate 22 is inclined and one end is hinged to one end of the base plate 21 , and between the foot plate 22 and the base plate 21 A spring group 23 is provided, and the spring group 23 arranged between the foot plate 22 and the base plate 21 can buffer and adjust the force on the lower limbs and legs of the person to be recovered in real time according to the injury condition of the person to be recovered.

The working principle of the present invention: through the leg fixing component 3, the armrest supporting component 4, the hand supporting component 5, the waist limiting component 6 and the chest resistance component 7, the legs, palms, arms, The waist and chest are supported and limited to improve the stability and safety of the person to be recovered when standing and recovering. The drive motor 42 is used to drive the transmission screw 43 connected to its output end to rotate, which drives the transmission and cooperation with the transmission screw 43. The two sliding tables 45 move in the length direction, and the two sliding tables 45 are moved relative or opposite to each other through the two reversed external threads provided on the driving screw 43, so that the real-time adjustment can be achieved according to the personnel with different shoulder distances. The purpose of the distance between the two handrails is to preliminarily improve the overall practicability; secondly, the limit sleeve 51 is inserted and installed with the insertion column 52, and the locking nut piece 54 is threaded with the threaded hole provided on the limit sleeve 51. In this way, the stable positioning of the limiting sleeve 51 and the plug-in post 52 is realized, so as to achieve the adjustment and installation steps of the support plate 53 in the height direction, so as to meet the needs of people with different heights, and further improve the overall practicability; through the foot plate 22 The spring group 23 arranged between the base plate 21 can buffer and adjust the force of the lower limbs and legs of the person to be recovered in real time according to the injury status of the person to be recovered. , the person to be rehabilitated sits on a chair to reach the pre-rehabilitation state by stepping on the foot board 22. When the person to be rehabilitated is slightly injured or has recovered well, the lower limbs can exert more force. The spring group 23 can appropriately increase the force required by the lower limbs of the person to be recovered when standing, thereby improving the standing rehabilitation training effect of the person to be recovered; the locking member 32 includes an adjustable strap buckle 321 and an adjustable strap female buckle 322 , the front end plugging and locking of the adjustable strap buckle 321 and the adjustable strap female buckle 322 can meet the leg fixing needs of people with different leg thicknesses. Secondly, the electric push rod 63 drives the shaft fixedly connected to its output end The movement of the seat 64 drives the support strip 65 sleeved on the shaft base 64 to move along the length direction of the fixed shaft 62. At the same time, one end of the support strip 65 is used to rotate and set on the shaft base 64, which is convenient for the person to be recovered. Between the support plate 53 and the support strip 65, finally, the other end of the support strip 65 passes through the fixed shaft 62, and is slidably installed on the fixed shaft 62 by tightening the fixing sleeve 66 to realize the positioning of the support strip 65, Make the person to be recovered more stable and safe in the standing rehabilitation training; the adjustment shaft 74 can move in the waist-shaped hole 77 provided on the adjustment fixing seat 71, so as to realize the height direction of the contact plate 72 fixedly connected with the adjustment shaft 74. Adjustment, the washer 75 and the tightening nut 76 are sequentially fitted on the adjustment shaft 74, the positioning step of the abutment plate 72 fixedly connected with the adjustment shaft 74 is completed, and the abutment plate 72 and the soft block 73 are bonded to realize the chest support of the person to be recovered. At the same time, it can also meet the chest support needs of people of different heights, and further Improve the comfort of the person to be recovered.

Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the present invention, but not to limit them; although the present invention has been described in detail with reference to the foregoing embodiments, those of ordinary skill in the art should understand that: The technical solutions described in the foregoing embodiments can still be modified, or some or all of the technical features thereof can be equivalently replaced; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the technical solutions of the embodiments of the present invention. scope.

Claims (7)

1. A lower limb standing fixator is characterized in that: comprises a base bearing support (1), a pedal component (2), a leg fixing component (3), an armrest supporting component (4), a hand bearing component (5), a waist limiting component (6) and a chest abutting component (7), wherein the bottom of the base bearing support (1) is provided with a bearing plate (8) fixedly connected with the base bearing support, the pedal component (2) is installed at the top of the bearing plate (8), the top of the base bearing support (1) is provided with a vertical fixing frame (9) fixedly connected with the base bearing support, the leg fixing component (3) is installed on the front side wall of the fixing frame (9), the hand bearing component (5) is installed on the rear side wall of the fixing frame (9), the hand bearing component (5) can be adjusted in the height direction of the fixing frame (9), the waist limiting component (6) is installed on the bottom of the hand bearing component (5), the chest supporting component (7) is arranged at the top of the hand supporting component (5), and the armrest supporting component (4) is arranged at the rear end part of the hand supporting component (5).

2. The lower limb standing fixture of claim 1, wherein: the leg fixing assembly (3) comprises side plates (31) and locking components (32) which are arranged on the front side wall of the side plates (31) at intervals between two groups, the side plates (31) are vertically fixed on the front side wall of the fixing frame (9), each locking component (32) comprises an adjustable strap buckle (321) and an adjustable strap female buckle (322), the rear ends of the adjustable strap buckles (321) and the adjustable strap female buckles (322) are fixedly connected with the side wall of the side plate (31), and the front ends of the adjustable strap buckles (321) and the adjustable strap female buckles (322) are in insertion locking matching.

3. The lower limb standing fixture of claim 1, wherein: hand bearing subassembly (5) include stop collar (51), peg graft post (52), backup pad (53) and locking nut spare (54), and stop collar (51) are vertical installation on the rear side wall of mount (9), and the slip cartridge of the bottom of peg graft post (52) is in stop collar (51), the top of peg graft post (52) and the bottom fixed connection of backup pad (53) to backup pad (53) are the level setting, are equipped with the fixed orifices that supplies locking nut spare (54) one end screw thread installation on stop collar (51).

4. The lower limb standing fixator according to claim 3 is characterized in that the handrail support assembly (4) comprises a connecting plate (41), a driving motor (42), a transmission screw rod (43), two mounting seats (44) and two sliding tables (45), wherein the connecting plate (41) is of an L-shaped structure, one end of the connecting plate is fixedly connected with the bottom of the rear end of the supporting plate (53), the two mounting seats (44) are symmetrically fixed on the top of the connecting plate (41), two ends of the transmission screw rod (43) are respectively rotatably mounted on the two mounting seats (44), the driving motor (42) is horizontally fixed on the side wall of one mounting seat (44), the output end of the driving motor (42) is in transmission connection with one end of the transmission screw rod (43), the two sliding tables (45) are symmetrically arranged on the transmission screw rod (43), two sections of external threads with opposite spiral directions are arranged on the transmission screw rod (43), the two sliding tables (45) are respectively matched with the two sections of external threads on the transmission screw rod (43), and a handrail (46) fixedly connected with the top of each sliding table (45) is arranged on.

5. The lower limb standing fixture of claim 4, wherein: the waist limiting component (6) comprises a positioning block (61), a fixed shaft (62), an electric push rod (63), a shaft seat (64), a supporting strip plate (65) and a screwing fixing sleeve (66), the positioning block (61) and the electric push rod (63) are respectively arranged at two sides of the bottom of the supporting plate (53), and the top of locating piece (61) and the bottom fixed connection of backup pad (53), the rear end of electric putter (63) and the lateral wall fixed connection of connecting plate (41), dead axle (62) are the level setting and its one end and locating piece (61) fixed connection, the output and axle bed (64) fixed connection of electric putter (63), the one end of supporting slat (65) is rotated and is installed on axle bed (64), be equipped with the through-hole that supplies dead axle (62) to pass on the other end of supporting slat (65), fixed cover (66) slidable mounting of screwing is on dead axle (62).

6. A lower limb standing fixture as claimed in claim 3, wherein: chest conflict subassembly (7) are including adjusting fixing base (71), conflict board (72), software cushion (73), regulating shaft (74), packing ring (75) and fastening nut (76), adjust fixing base (71) and install the top at backup pad (53), the one end of regulating shaft (74) and the back lateral wall fixed connection who supports touch panel (72), the preceding lateral wall and the software cushion (73) of conflict board (72) bond, packing ring (75) cover is established on the rear end of regulating shaft (74), fastening nut (76) and regulating shaft (74) locking cooperation are equipped with waist type hole (77) that supply regulating shaft (74) to adjust the installation in vertical direction on adjusting fixing base (71).

7. The lower limb standing fixture of claim 1, wherein: the pedal assembly (2) comprises a base plate (21) and a foot plate (22), the base plate (21) is fixed to the top of the supporting plate (8), the foot plate (22) is obliquely arranged, one end of the foot plate is hinged to one end of the base plate (21), and a spring group (23) is arranged between the foot plate (22) and the base plate (21).

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