CN209678990U - A device for leg training and recovery - Google Patents

Abstract

The utility model discloses a leg training recovery device, which comprises a main frame, a backrest, a buttock support, a leg support and a PLC controller. The backrest includes an upper board body and a lower board body, and a telescopic support piece is arranged on the rear side thereof. The buttocks support is arranged below the backrest, and its upper end is fixedly connected with the lower end of the backrest, and the two sides of the buttocks support are respectively connected with two support frames in rotation. There are two leg supports, which are arranged on both sides below the buttocks support. The leg supports include a thigh support and a calf support, and the upper part of the thigh support is connected to the support frame on the same side in rotation. The top of the thigh support is provided with a first driving mechanism, the lower end of which is connected to the shank support in rotation, and the lower end of the shank support is provided with a pedal. The utility model has the advantages of simple structure, low manufacturing and use costs, convenient maintenance and good versatility. It can be set according to the joints, swing and frequency that the patient needs to exercise, and has a high degree of automation and intelligence.

Description

A device for leg training and recovery

technical field

The utility model relates to the technical field of training equipment, in particular to a leg training recovery device.

Background technique

For long-term bedridden patients, if the lower limbs of the body cannot be effectively exercised, it is easy to cause multiple complications such as muscle atrophy, joint adhesions, and osteoporosis. For patients with damaged lower limbs, it is necessary to use effective exercises for lower limbs to achieve the expected recovery effect during the rehabilitation period and speed up the rehabilitation of lower limbs. At present, there are some training equipment on the market for rehabilitation training of the lower limbs, but the existing training equipment is often complicated in structure, expensive in price, troublesome in maintenance and high in cost, and is not suitable for ordinary consumers or families. Therefore, it is necessary to develop a lower limb training device that can meet the needs of patients and families at ordinary consumption levels, and can be purchased and used conveniently.

Utility model content

Aiming at the shortcomings of the above-mentioned prior art, the purpose of this utility model is to propose a leg training and recovery device with reasonable and ingenious structure, low manufacturing and use costs, good versatility, high degree of automation, and safety and reliability.

In order to solve the problems of the technologies described above, the technical solution adopted in the utility model is:

A leg training and recovery device includes a main frame, a backrest, a buttock support, a leg support and a PLC controller. The main frame includes two support frames arranged oppositely, and the rear parts of the two support frames are fixedly connected by a beam. The backrest is arranged between two supporting frames, and the backrest includes an upper board body and a lower board body, and a telescopic support is arranged on the rear side thereof, and two upper arm support arms are movably arranged on the upper board body. The buttocks support is arranged below the backrest, and its upper end is adjustable and fixedly connected with the lower end of the backrest, and the two sides of the lower end of the buttocks support are rotatably connected with two supporting frames respectively. There are two leg supports, symmetrically arranged on both sides below the buttocks support, the leg supports include a thigh support and a calf support, and the upper part of the thigh support is rotationally connected with the support frame on the same side. The top of the thigh support is provided with a first drive mechanism, the lower end of which is connected to the shank support in rotation, and the lower end of the shank support is provided with a pedal.

Preferably, the upper board is located above the lower board, and the lower board is connected to the upper board above it through an electric telescopic rod. There are two electric telescopic rods, which are symmetrically arranged on both sides of the lower plate body. The PLC controller communicates with the signal end of the electric telescopic rods to control the synchronous expansion and contraction of the two electric telescopic rods.

Preferably, the upper arm support arm is located on the front side of the upper plate body, and a transverse chute is opened on the front side wall of the upper plate body, and the rear ends of the two upper arm support arms extend into the transverse chute and slidably fit with the upper plate body. The upper plate body is located on the rear side wall of the transverse chute, and a plurality of spring buckles are arranged in sequence along the extension direction of the transverse chute. Positioning in the transverse chute.

Preferably, the telescopic support is an air cylinder, the air cylinder is arranged on the crossbeam, and its telescopic end is rotatably connected to the hinge support provided on the rear side of the lower plate body, and the signal end of the air cylinder is connected to the PLC controller in communication.

Preferably, the first driving mechanism includes a servo motor, a driving gear and a sector gear, the servo motor is arranged on the support frame, and the servo motor drives the driving gear through a reducer. The sector gear is arranged on the upper end of the thigh support, and the driving gear drives the thigh support to swing through the sector gear.

Preferably, the lower end of the thigh support is provided with a hydraulic cylinder, the hydraulic cylinder is installed on the rear side of the thigh support through the hydraulic cylinder support, the telescopic end of the hydraulic cylinder is connected to the upper part of the calf support, and the signal end of the hydraulic cylinder is connected to The PLC controllers are connected in communication.

Preferably, the calf support includes an upper rod body and a lower rod body, the upper end of the upper rod body is rotationally connected with the lower end of the thigh support body, and the lower end of the upper rod body is inserted into the upper end of the lower rod body. A plurality of positioning holes are formed on the side wall of the upper rod body, and locking bolts matched with the positioning holes are arranged on the lower rod body.

Preferably, the rear end of the pedal is rotationally connected with the lower end of the calf support, and a steering gear for driving the pedal to rotate is provided inside the calf support, and the signal end of the steering gear is communicated with the PLC controller.

By adopting the above technical scheme, the beneficial technical effects of the utility model are: the utility model has simple structure, low manufacturing and use costs, convenient maintenance, small footprint, good versatility, and can help patients who have been bedridden for a long time to exercise their lower limbs. The utility model can help patients to perform lower limb rehabilitation exercise. The utility model can be set according to the joints, swing amplitude and frequency that the patient needs to exercise. It is highly automated and intelligent, safe and reliable, and has a good effect on lower limb rehabilitation exercise.

Description of drawings

Fig. 1 is a schematic diagram of the structure and principle of a leg training recovery device of the present invention.

Fig. 2 is a front structural schematic diagram of a leg training and recovery device of the present invention.

Detailed ways

Below in conjunction with accompanying drawing, the utility model is described in detail:

With reference to Figures 1 and 2, a leg training and recovery device includes a main frame, a backrest 2, a buttock support 3, a leg support 4 and a PLC controller 5, and the main frame includes two support frames that are positively oppositely arranged 1. The two support frames 1 are planar frame structures and arranged in parallel longitudinally. The rear parts of the two support frames 1 are fixedly connected by a beam 11, and the two ends of the beam 11 are fixedly welded with the two support frames 1 respectively. The backrest 2 is arranged between the two supporting frames 1, the backrest 2 includes an upper board body 21 and a lower board body 22, the upper board body 21 is located above the lower board body 22, and the lower board body 22 is connected to the lower board body 23 through an electric telescopic rod 23. The upper plate bodies 21 above are connected to each other.

There are two electric telescopic rods 23, symmetrically fixedly installed on both sides of the lower plate body 22 inside, the telescopic end of the electric telescopic rod 23 stretches out the top of the lower plate body 22, and is detachably fixedly connected with the bottom of the upper plate body 21. The PLC controller 5 is installed on the bottom of the crossbeam 11, and the bottom of the crossbeam 11 is also equipped with a power supply 8. The power supply 8 supplies power to the electric telescopic rod 23, and the signal end of the electric telescopic rod 23 is connected by communication to control two electric telescopic rods. 23 synchronous expansion and contraction, the PLC controller 5 is electrically connected to the power supply 8 .

The rear side of the backrest 2 is provided with a telescopic support, and the telescopic support is a cylinder 24, and the power supply 8 supplies power to the cylinder 24. Cylinder 24 is installed on the upper surface of crossbeam 11, and its telescoping end is rotatably connected with the hinge bearing that arranges lower plate body 22 rear sides, and the signal end of cylinder 24 is connected with PLC controller 5 communication. On both sides of the front of the upper plate body 21, two upper arm support arms 6 are arranged symmetrically, and a transverse chute 211 is opened on the front side wall of the upper plate body 21, and the rear ends of the two upper arm support arms 6 extend into the transverse chute 211 The inside is slidably matched with the upper plate body 21 , and the outside of the upper arm support arm 6 is provided with a flexible wrapping layer, which provides protection and comfort to the user's upper arm.

The upper plate body 21 is located on the rear side wall of the transverse chute 211, and a plurality of spring buckles 25 are arranged in sequence along the extending direction of the transverse chute 211, and the spring buckles 25 match with the slots provided at the rear end of the upper arm support arm 6, Realize the positioning of the upper arm support arm 6 in the transverse sliding groove 211. The spring buckle 25 adopts the existing spring buckle in the prior art, and those skilled in the art can realize the positioning of the upper arm support arm 6 in the transverse slide groove 211 by using the existing spring buckle in the art.

The buttock support 3 is arranged below the backrest 2, and its upper end is adjustable and fixedly connected with the lower end of the backrest 2 to realize the angle adjustment between the buttock support 3 and the backrest 2. Both sides of the lower end of the buttock support 3 are symmetrically fixed with rotating shafts, and each rotating shaft It is rotationally matched with the support frame 1 on the same side. There are two leg supports 4, which are symmetrically arranged on both sides below the buttocks support 3. The leg supports 4 include a thigh support 41 and a calf support 42, and the top of the thigh support 41 is connected to the support frame 1 on the same side in rotation. The upper end of the thigh support 41 is provided with a first driving mechanism 7 , and its lower end is rotatably connected with the calf support 42 , and the lower end of the calf support 42 is provided with a pedal 43 .

The first driving mechanism 7 includes a servo motor 71, a driving gear 74 and a sector gear 72, the servo motor 71 is arranged on the support frame 1, the output end of the servo motor 71 is connected with the input end of the speed reducer 73, and the driving gear is installed on the speed reducer. On the output end of machine 73, servomotor 71 drives driving gear 74 to rotate through reducer 73, and servomotor 71 is powered by described power supply 8 for it, and the signal end of servomotor 71 is connected with PLC controller 5 communication. The sector gear 72 is fixedly mounted on the upper end of the thigh support 41 and meshes with the driving gear 74. The rotation center of the sector gear 72 coincides with the rotation center of the thigh support 41 relative to the support frame 1, and the drive gear 74 drives the thigh support through the sector gear 72. 41 swing back and forth.

The lower end of the thigh support 41 is provided with a hydraulic cylinder 44, and the hydraulic cylinder 44 is installed on the rear side of the thigh support 41 through a hydraulic cylinder support. The signal terminal is connected to the PLC controller 5 for communication. The calf support 42 includes an upper rod body 421 and a lower rod body 422. The upper end of the upper rod body 421 is rotationally connected with the lower end of the thigh support body 41. A plurality of positioning holes are formed on the side wall of the upper rod body 421 , and locking bolts 4221 matching with the positioning holes are provided on the lower rod body 422 . The rear end of the foot pedal 43 is connected to the lower end of the lower rod body 422 for rotation. The inside of the lower rod body 422 is equipped with a steering gear that can drive the foot pedal 43 to rotate. The steering gear is powered by the power supply 8, and the signal terminal of the steering gear It communicates with the PLC controller 5, and the PLC controller 5 controls the pedal 43 to swing around its rear end through the steering gear, so as to realize the recovery exercise of the ankle.

The PLC controller 5 of the present utility model adopts the PLC controller 5 of the prior art, and those skilled in the art can realize the control of the electric telescopic rod 23, the cylinder 24, the servo motor 71, the hydraulic cylinder 44 and the steering gear through the program, and the electric telescopic The rod 23 adjusts the height of the two upper arm support arms 6, which is suitable for users of different heights. When the user feels tired after a period of training, the backrest 2 and the buttock support 3 can be brought down by the cylinder 24 for the user to lie flat, rest. The setting of the upper arm support arm 6 may be able to meet multiple recovery training stages. The user can control the range and frequency of the movement of each joint part through the PLC controller 5, and adjust it according to his actual needs. The user can also perform recovery exercises for the lower limbs while the upper body is lying flat.

The utility model has the advantages of simple structure, low manufacturing cost, simple and convenient maintenance, small footprint and good versatility. The joints, swing and frequency of the exercise are set, with a high degree of automation and intelligence, and a good effect on the rehabilitation of the lower limbs.

Of course, the above description is not a limitation of the present utility model, and the present utility model is not limited to the above-mentioned examples, and changes, modifications, additions or replacements made by those skilled in the art within the essential scope of the present utility model are also acceptable. Should belong to the protection scope of the present utility model.

Claims (8)

1. a kind of leg training recovery device, including the support of body frame, backrest, buttocks, thigh support and PLC controller, feature It is, the body frame includes two support frames positioned opposite, and the rear portion of two support frames is fixedly linked by crossbeam；

Backrest is arranged between two support frames, and backrest includes upper plate body and lower body, and rear side is equipped with telescopic support, upper plate Two upper arm support arms are movably set on body；

Buttocks, which supports, is located at the lower section of backrest, and the lower end of the upper end and backrest is adjustable to be fixedly linked, the lower end two of buttocks support Side is rotatedly connected with two support frames respectively；

There are two thigh supports, is symmetricly set on the lower section two sides of buttocks support, thigh support includes thigh support and shank branch Support, the support frame that the top of thigh support is ipsilateral with it are rotatedly connected；

The top of thigh support is equipped with the first driving mechanism, and lower end is rotatedly connected with leg support, and the lower end of leg support is set Have foot-operated.

2. a kind of leg training recovery device according to claim 1, which is characterized in that upper plate body be located at lower body Top, lower body are connected by electric telescopic rod with the upper plate body above it；

There are two electric telescopic rods, is symmetrically arranged at the two sides inside lower body, the signal of the PLC controller and electric telescopic rod End communication is connected, and controls two electric telescopic rod synchronization telescopes.

3. a kind of leg training recovery device according to claim 1, which is characterized in that upper arm support arm is located at upper plate body Front side, horizontal concrete chute is provided on the front side wall of upper plate body, the rear end of two upper arm support arms is protruded into horizontal concrete chute and upper plate Body is slidably matched；

Upper plate body is located on the rear wall of horizontal concrete chute, is sequentially arranged multiple clamp button of the spring along the extending direction of horizontal concrete chute, Clamp button of the spring is matched with the card slot for being located at upper arm support arm rear end, realizes the positioning to upper arm support arm in horizontal concrete chute.

4. a kind of leg training recovery device according to claim 1, which is characterized in that telescopic support is cylinder, institute It states cylinder to be arranged on crossbeam, telescopic end is rotatedly connected with the hinged-support on rear side of setting lower body, the signal end and PLC of cylinder Controller communication is connected.

5. a kind of leg training recovery device according to claim 1, which is characterized in that first driving mechanism includes Servo motor, driving gear and sector gear, servo motor are arranged on the support frame, and servo motor is driven actively by speed reducer Gear；

The upper end of thigh support is arranged in sector gear, and driving gear drives thigh support to swing by sector gear.

6. a kind of leg training recovery device according to claim 1, which is characterized in that the lower end of the thigh support is set It is equipped with hydraulic cylinder, the hydraulic cylinder is mounted on the rear side of thigh support, the telescopic end and shank of hydraulic cylinder by hydraulic cylinders bearing The top of support is rotatedly connected, and the signal end of hydraulic cylinder is connected with PLC controller communication.

7. a kind of leg training recovery device according to claim 1, which is characterized in that leg support include upper body of rod and Lower body of rod, the upper end of upper body of rod and the lower end of thigh support are rotatedly connected, the upper end grafting of lower end and lower body of rod；

Multiple location holes on the side wall of upper body of rod, lower body of rod are equipped with the clamping screw matched with location hole.

8. a kind of leg training recovery device according to claim 1, which is characterized in that foot-operated rear end and leg support Lower end be rotatedly connected, the inside of the leg support is equipped with the steering engine of the foot-operated rotation of driving, and the signal end and PLC of steering engine control Device communication is connected.