CN211053678U - A multifunctional power-assisting machine - Google Patents

Abstract

The utility model relates to a multi-functional helping hand machinery, its characterized in that: the product comprises a concave waist box, a reverse crankshaft, wheels, a cloth bag, a supporting mechanism, a thigh mechanism, a transverse plate, a fixing plate, a shank mechanism, a foot plate and the like, wherein the concave waist box is attached to the waist, the reverse crankshaft penetrates through the concave waist box and is connected with the concave waist box in a rotating manner, a hand-operated rod in the shank mechanism is pushed forwards by the right hand of a user to drive cranks at two ends of the reverse crankshaft to rotate clockwise, after the cranks rotate for a circle, stepping and leg withdrawing actions of legs are finished, and the right leg can move forwards and the left leg can be withdrawn simultaneously due to 180 degrees formed by the two cranks, so that repeated operation is realized; the bolt for connecting the crank and the hand-operated rod is pulled out, and the crus and the thighs are connected and fixed through the fixing plate, so that the posture deformation of the seat is completed; the sliding rod in the middle of the concave waist box is pulled out to put down the cloth bag, and then the wheels on the cloth bag are inserted into the feet to finish the deformation of the posture of the handcart, so that the trolley is simple to operate, safe and stable, and can meet various requirements of the old people when going out.

Description

A multifunctional power-assisting machine

technical field

The invention relates to the field of bionic and power-assisted machinery, in particular to a power-assisted mechanical device that is convenient for the elderly to wear on their bodies and helps the elderly to walk, climb stairs, sit down and rest, and shop normally.

Background technique

In today's society, the elderly occupy an important proportion of the entire social group, and the needs of the elderly have attracted more and more attention, especially for the elderly who are inconvenient to travel. With the increase of age, the vision of the elderly weakens, the flexibility of the joints decreases, and the balance ability decreases, resulting in unstable standing and walking. Studies have shown that 53% of falls in the elderly are caused by unstable walking or standing, and falling is an important cause of injury and other diseases, which brings great pain to the elderly. Therefore, there is a need for a device to help the elderly walk more stably and reduce the pressure of daily activities. However, most of the old-aiding machines on the market are electric devices, which are easily damaged, difficult to operate, and unstable.

In this context, this paper designs an elderly assisting machine that can meet the travel activities of the elderly and can be worn. The device is simple to operate, safe and stable.

SUMMARY OF THE INVENTION

In view of the deficiencies of the prior art, the purpose of the present invention is to provide a multifunctional power-assisted machine. This multi-functional elderly aid machine helps the elderly to go out more easily and safely. The advantage is that when the old man walks or climbs stairs, the strength of his arms can be used to drive his legs to walk to make up for the lack of strength of his legs. Its advantage lies in the multi-functional transformation, which can be transformed into a chair for the elderly to rest, and can be transformed into a trolley for placing items. It has the advantages of simple structure, low cost, safety and stability, and durability.

The present invention achieves the purpose of the invention by adopting the following technical solutions: a multifunctional power-assisting machine, comprising a waist box unit and a leg unit, and the waist box unit includes a concave waist box 1 , a sliding rod 13 , a reverse crankshaft 2 , and wheels 7 , a cloth bag 12, a support mechanism 3; the left and right inner sides of the concave waist box 1 are provided with chute, and the front inner side is provided with a rectangular notch; the left and right ends of the sliding rod 13 are placed on the chute; the The waist belt is fixed on the inner side of the concave waist box 1; the reverse crankshaft 2 penetrates through the concave waist box 1 and is axially fixed on the left and right surfaces; the wheels 7 are connected to the front side of the concave waist box 1 through threads; The support mechanism 3 includes a hinge support 301, a first telescopic rod 303, a second telescopic rod 304, and a flexible clamp 302, wherein the hinge support 301 and the flexible clamp 302 are respectively fixed to the concave waist box 1 symmetrically. On the bottom surface, the first telescopic rod 303 is hinged on the hinge support 301, the second telescopic rod 304 is slidably connected inside the first telescopic rod 303 and the telescopic length is controlled by the positioning pin; the leg unit includes a pair of left and right symmetrical thighs Mechanism 4, calf mechanism 9, middle transverse plate 8, bottom transverse plate 6, fixed plate 11, foot plate 10; the thigh mechanism 4 includes a front thigh plate 401, a rear thigh plate 402, the upper end of the front thigh plate 401 and the reverse crankshaft 2. Concentric assembly; the upper end of the rear thigh plate 402 is connected to the left and right sides of the concave waist box 1 through pins, and the lower end is connected to the middle transverse plate 8 through pins; 902, hand rocker 5, foot board 10; the upper ends of the front calf board 901 and the rear calf board 902 are connected to the middle horizontal plate 8 through pins, and the lower ends are connected to the bottom horizontal plate 6 through pins; the hand rocker 5. The bottom end and the upper end of the rear calf plate 902 are fixed, and the upper part and the crank of the reverse crankshaft 2 are connected by pins; the foot plate 10 is connected to the bottom cross plate 6 by pins; the fixing plate 11 is used in the cart and the seat Connect the thigh and calf planks during stance.

Preferably, the present invention provides a multifunctional power-assisted machine, in which the cloth bag 12 is stacked inside the concave waist box 1 when not in use, and is opened when the slide bar 13 moves along the chute during use, and when it reaches the chute fully open at the end.

Preferably, the present invention provides a multifunctional power-assisting machine, wherein the reverse crankshaft 2 is a long rod with cranks that differ by 180° at the left and right ends. In the walking state, the right hand rocker 5 is pushed forward, Through the action of the reverse crankshaft 2, the left leg steps forward, and then pushes the left hand rocker 5, the right leg steps forward, and the walking motion is completed in this way.

Preferably, the present invention provides a multifunctional power-assisting machine, wherein the wheels 7 of the waist box unit are fixed to the front of the concave waist box 1 through threaded holes in the non-pulling state, and are fixed to the left and right through the threaded holes in the cart state. On the foot plate 10; the fixing plate 11 connects and fixes the thigh mechanism 4 and the calf mechanism 9 in the form of a cart to ensure that the legs are fixed.

Preferably, the present invention provides a multifunctional power-assisted machine, wherein the first telescopic rod 303 included in the support mechanism 3 can rotate along the hinge support 301 , shrink in the non-seat form, and be stuck in the concave shape by the flexible clip 302 The lower surface of the lumbar box 1 stretches and leans against the hinge support 301 in the seat form to function as a supporting and balancing device.

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

1. A multifunctional power-assisting machine, easy to operate, strong and durable, safe and stable;

2. A multi-functional power-assisted machine with various functions, which can realize corresponding functions by changing different forms, and can meet various requirements of the elderly when traveling;

3. A multifunctional power-assisting machine with low cost and suitable for large-scale processing and production;

Description of drawings

The present invention will be further described below with reference to the accompanying drawings and embodiments.

Fig. 1 is the three-dimensional structure schematic diagram of the left front view of the present invention;

Fig. 2 is the three-dimensional structure schematic diagram of the present invention's right rear observation;

Fig. 3 is the walking shape structure schematic diagram of the present invention;

Fig. 4 is the seat structure schematic diagram of the present invention;

Fig. 5 is the cart structure schematic diagram of the present invention;

The following are specific examples of this application.

Detailed ways

The present invention will be further explained and illustrated by specific embodiments below.

As shown in FIG. 1 to FIG. 5 , the multifunctional power assist mechanism of the present invention includes a waist box unit and a leg unit. The waist box unit includes a concave waist box 1 , a sliding rod 13 , and a reverse crankshaft. 2. Wheels 7, cloth bags 12, support mechanism 3; the left and right inner sides of the concave waist box 1 are provided with chute, and the front inner side is provided with a rectangular slot; the left and right ends of the slide bar 13 are placed on the chute , it can slide along the chute; one end of the cloth bag 12 is connected above the rectangular notch through a hook, and one end is sewed on the slide bar 13. When not in use, it is stacked inside the concave waist box 1. When the slide bar 13 slides along the slide When the groove slides, the cloth bag 12 is brought out and unfolded from the concave waist box 1; the belt is fixed on the inner side of the concave waist box 1, and is responsible for stably fixing the concave waist box 1 on the waist; the reverse crankshaft 2 runs through The concave waist box 1 is fixed on the left and right surfaces through the bearing transition fit in the axial direction, so that it can only rotate, but cannot move left and right, and the ends of the cranks at the upper two ends are connected with the hand rocker 5 through pins with card grooves; The wheel 7 is screwed on the front side of the concave waist box 1 and can be taken down manually; the support mechanism 3 includes a hinge support 301, a first telescopic rod 303, a second telescopic rod 304, and a flexible clamp 302 , wherein the hinge support 301 and the flexible clip 302 are respectively fixed on the bottom surface of the concave waist box 1 symmetrically, the first telescopic rod 303 is hinged on the hinge support 301, and the second telescopic rod 304 is slidably connected to the first telescopic rod 303 The telescopic length is controlled inside and through the positioning pin; the leg unit includes a pair of left-right symmetrical thigh mechanism 4, calf mechanism 9, middle transverse plate 8, bottom transverse plate 6, fixed plate 11, foot plate 10; the thigh The mechanism 4 includes a front thigh plate 401 and a rear thigh plate 402. The upper through hole of the front thigh plate 401 is assembled concentrically with the crankshaft; the upper end of the rear thigh plate 402 is connected to the left and right sides of the waist box 1 through pins, and the lower end is connected to the middle horizontal plate. 8 are connected by pins; the calf mechanism 9 includes a rear calf board 902, a hand rocker 5, and a foot board 10; the rear calf board 902 and the upper end of the rear calf board are connected to the middle horizontal plate 8 by pins, and the lower end passes through the pins. Connected on the bottom horizontal plate 6; the bottom end of the hand rocker 5 and the upper end of the rear calf plate are fixed, and the upper part is connected with the crank of the reverse crankshaft 2 through a pin; the described foot plate 10 is connected on the bottom horizontal plate 6 through a pin ; The fixed plate 11 connects the thigh plate and the calf plate when the cart and the seat are in posture.

As shown in Figure 3, this form is a walking form. After the user wears the device, the user holds the hand rocker 5 on both sides with left and right hands when walking, and then swings the hand rocker 5 with both hands as in the normal walking process. It is directly connected with the second calf board, so it will drive the leg mechanism to do walking movement, and when the right-hand hand rocker moves forward along the front half of the circumference, the force is transmitted to the left-hand hand rocker under the action of the reverse crankshaft, and At this time, pulling the left hand back also gives a force to the left hand rocker, and the two forces together make it drive the left leg to step forward, and at the same time, the center of gravity of the person moves forward. Going forward and reciprocating like this, a walking action is formed, which is the walking function of the device.

As shown in Figure 4, this form is a seat form, which allows the user to take a simple rest; when the user needs to use the seat form of the device, the device should be taken off first, and then the first thigh plate and the Insert the hole on the second thigh plate into the corresponding slot on the side of the waist box 1 to complete the fixation of the thigh; then remove one end of the fixing plate 11 on the thigh plate, and fix it on the second calf plate with a pin to complete the calf. Finally, the second telescopic rod 304 below the waist box 1 is extended from the first telescopic rod 303 and the first telescopic rod 303 is rotated along the axis by a certain angle until it touches the rear plate of the hinge support 301, that is, the seat is completed. Deformation of the chair shape; the user can put the device on the flat ground and sit on the upper surface of the waist box 1 for a simple rest; in order to take care of the comfort of different users, the mechanism has designed many adjustable parts, such as thigh plates and calves Multiple pin holes on the board, as well as multi-stage length adjustment holes for telescopic rods, allow users to easily adjust the seat height.

As shown in Figure 5, this form is in the form of a cart. When the user needs to use the cart form of the device, he first takes off the device, and then changes the thigh plate and calf plate according to the steps of the seat form, and adjusts the height appropriately. low, so that both hands can hold the two hand rockers 5 naturally, then slide the slide bar 13 along the chute to the end, take out and unfold the cloth bag 12, and remove the wheel 7 from the front end of the waist box 1, and assemble it to the foot board 10 to complete the deformation of the cart shape.

It will be apparent to those skilled in the art that the present invention is not limited to the details of the above-described exemplary embodiments, but that the present invention may be embodied in other specific forms without departing from the spirit or essential characteristics of the present invention. Therefore, the embodiments are to be considered in all respects as exemplary and not restrictive, and the scope of the present invention is defined by the appended claims rather than the foregoing description, and it is therefore intended that the All changes within the meaning and range of the required equivalents are embraced within the present invention. Any reference signs in the claims shall not be construed as limiting the involved claim.

Claims (6)

1. A multifunctional power assisting machine is characterized in that: the waist box comprises a waist box unit and a leg unit, wherein the waist box unit comprises a concave waist box (1), a slide bar (13), a reverse crankshaft (2), wheels (7), a cloth bag (12) and a supporting mechanism (3); the left inner side and the right inner side of the concave waist box (1) are provided with sliding chutes, the front inner side is provided with a rectangular notch, and a storage space is arranged behind the notch; the left end and the right end of the sliding rod (13) are placed on the sliding grooves; the reverse crankshaft (2) penetrates through the concave waist box (1) and is connected to the left and right surfaces of the concave waist box (1) in an axial rotating manner; the wheels (7) are connected to the front side of the concave waist box (1) through threads; the supporting mechanism (3) comprises a hinged support (301), a first telescopic rod (303), a second telescopic rod (304) and a flexible clamping seat (302), wherein the hinged support (301) and the flexible clamping seat (302) are respectively fixed on the bottom surface of the concave waist box (1) in a bilateral symmetry manner, the first telescopic rod (303) is hinged on the hinged support (301), and the second telescopic rod (304) is connected inside the first telescopic rod (303) in a sliding manner and controls the telescopic length through a positioning pin; the leg unit comprises a pair of thigh mechanisms (4), a shank mechanism (9), a middle transverse plate (8), a bottom transverse plate (6), a fixed plate (11) and a foot plate (10) which are bilaterally symmetrical; the thigh mechanism (4) comprises a front thigh plate (401) and a rear thigh plate (402); the upper end of the front thigh plate (401) is concentrically assembled with the reverse crankshaft (2); the upper end of the rear thigh plate (402) is connected to the left side and the right side of the concave waist box (1) through pins, and the lower end of the rear thigh plate is connected with the middle transverse plate (8) through pins; the shank mechanism (9) comprises a front shank plate (901), a rear shank plate (902), a hand lever (5) and a foot plate (10); the upper ends of the front shank plate (901) and the rear shank plate (902) are connected to the middle transverse plate (8) through pins, and the lower ends of the front shank plate and the rear shank plate are connected to the bottom transverse plate (6) through pins; the bottom end of the hand-operated rod (5) is fixed with the upper end of the rear shank plate (902) through a pin, and the upper part of the hand-operated rod (5) is connected with a crank of the reverse crankshaft (2) through a pin; the foot plate (10) is connected to the bottom transverse plate (6) through a pin; the two ends of the fixing plate (11) are connected with the thigh plate and the lower leg plate through pins when the cart is in a pushing posture and the seat is in a sitting posture.

2. A multi-functional power assisting machine according to claim 1, characterized in that the cloth bag (12) is rolled up and put into a storage space behind the notch on the front side inside the concave waist box (1) when not in use, and is unfolded when the sliding rod (13) moves along the sliding slot when in use, and the cloth bag (12) is completely unfolded when the sliding rod (13) reaches the end of the sliding slot.

3. The multifunctional boosting machine as claimed in claim 1, wherein the reverse crank shaft (2) is a long rod with cranks with 180 ° difference at left and right ends, in the walking state, the right hand crank shaft is pushed forward, the left leg is pushed forward by the reverse crank shaft (2), and then the left hand crank shaft is pushed, the right leg is pushed forward, and thus the walking motion is completed in a reciprocating manner.

4. A multi-function power assist machine according to claim 1 wherein the wheels (7) of the waist box unit are screwed in front of the concave waist box (1) in the non-trolley configuration and are fixed to the left and right foot plates (10) through screw holes in the trolley configuration.

5. The multifunctional power assisting machine as claimed in claim 1, is characterized in that the fixing plate (11) is connected with the thigh mechanism and the shank mechanism through pins at two ends in the trolley mode and the seat mode so as to ensure that legs are fixed.

6. A multi-function power assisting machine according to claim 1, wherein the support mechanism (3) comprises a telescopic rod which can rotate along a hinged support, can be contracted in the non-seat configuration and clamped on the lower surface of the waist box through a flexible clamping seat (302), and can be extended and leaned on the hinged support to play the role of a supporting and balancing device in the seat configuration.

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