CN206482742U - A kind of hand assisted power Wheelchair for patient standing car - Google Patents

Abstract

The utility model provides a kind of hand assisted power Wheelchair for patient standing car, including chassis walking mechanism and the power-assisted standing mechanism being connected in the walking mechanism of chassis；Power-assisted standing mechanism includes the support of left leg and the support of right leg, left swing arm and right swing arm, left swing arm driving and right swing arm driving, upper body support, buttocks supporting pad, left power-assisted handle and right power-assisted handle；Wherein left leg support and right leg support the left and right sides for being respectively arranged in chassis walking mechanism, left swing arm and right swing arm are rotatably connected in the top that left leg is supported and right leg is supported respectively, upper body support both sides are fixedly connected on the front end of left swing arm and right swing arm, buttocks supporting pad and upper body support are detachably connected, and left power-assisted handle and right power-assisted handle are supported with left leg and the support of right leg is connected and is connected with left swing arm phase and right swing arm.A kind of hand assisted power Wheelchair for patient standing car of the utility model has the advantages that design skilful second, compact conformation, simple to operate and safety and stability.

Description

A kind of hand assisted power Wheelchair for patient standing car

Technical field

The utility model is related to wheel-chair technical field, especially a kind of hand assisted power Wheelchair for patient standing car.

Background technology

Wheel-chair is one of paralysis crowd, the handicapped crowd of legs and feet and weak main tool of the elderly's trip.

Wheel-chair on the market can only provide sitting posture mostly at present, and user can only be sitting on wheelchair always, single sitting posture Position causes user's buttocks to be in the oppression state for a long time, easily produces bedsore and even results in leg muscle atrophy, and makes User must depart from wheel-chair, it is necessary to which other people assist in when standing up, therefore user usually needs other people help to complete The daily routines such as have dinner, wash one's face and rinse one's mouth, going to toilet, it is impossible to fully achieve and take care of oneself.

A Wheelchair for patient standing car sold on the market, its principle is similar to is fixed on a vertical bed put by user On, user's whole body is fixed on wheel-chair, the buttocks that user oppresses always can be freed, but is unsuitable for long-term station It is vertical, and actionable space is restricted after standing, it can not still solve user oneself and complete dining, wash one's face and rinse one's mouth and the daily work such as go to toilet It is dynamic.

A kind of Wheelchair for patient standing car that patent No. CN205144901U is announced may help user to stand up, but station Erect needs to depart from wheel-chair oneself walking after coming, and such wheel-chair, which is applied to lower limb, also has the patient of certain locomotor activity, The serious patient of the lower limb extent of damage can not realize autonomous standing, therefore also not be suitable for this wheel-chair.

In summary, wheel-chair of the prior art can not allow user's stick-up and walking, it is impossible to realize life from Reason.

Therefore, a patient's stick-up that lower limb can be helped to be damaged is designed, moves around, realize the wheel taken care of oneself Wheel-chair important in inhibiting.

The content of the invention

The purpose of this utility model is to provide a kind of hand assisted power Wheelchair for patient standing car, and the wheel-chair includes power-assisted standing mechanism With chassis walking mechanism, the power-assisted standing mechanism is fixedly connected with the chassis walking mechanism；The power-assisted standing mechanism bag Include left leg support and the support of right leg, left swing arm and right swing arm, left swing arm driving and right swing arm driving, upper body support, buttocks support Pad, left power-assisted handle and right power-assisted handle；Wherein, the left leg support and the right leg support are fixedly installed in the bottom respectively The left and right sides of disk walking mechanism, the end of the left swing arm and the right swing arm is rotatably connected in institute by rotary shaft respectively The top of left leg support and the right leg support is stated, the left swing arm driving machine includes left fixture and left linear actuator, institute The middle part that left fixture is installed on the left leg support is stated, the left linear actuator is fixedly connected in the left swing arm Portion, the right swing arm driving machine includes right fixture and right linear actuator, and the right fixture is installed on the right leg support Middle part, the right linear actuator is fixedly connected on the middle part of the right swing arm, and the upper body support two ends pass through connecting shaft The front end in the left swing arm and the right swing arm is respectively fixedly connected with, the buttocks supporting pad is removably connected to the upper body Support tip, the end of the left power-assisted handle and the right power-assisted handle respectively with the left swing arm and the right swing arm is connected Connect and the top with the left leg support and the right leg support is connected respectively.

Preferably, the left leg support also includes left locating piece, left retractable support frame, left-hand rotation converting mechanism and left knee branch Support, wherein, the left locating piece is installed on the left side of the chassis walking mechanism, and the end of the left retractable support frame is enclosed on institute State around left locating piece, the left-hand rotation converting mechanism is fixedly installed in the top of the left retractable support frame, the left knee branch Support is fixedly installed in the middle part of the left retractable support frame；The right leg support also includes right locating piece, right retractable support frame, the right side Switching mechanism and the support of right knee, wherein, the right locating piece is installed on the right side of the chassis walking mechanism, described right flexible The end of support frame is enclosed on around the right locating piece, and the right-hand rotation converting mechanism is fixedly installed in the right retractable support frame Top, the right knee support is fixedly installed in the middle part of the right retractable support frame.

Preferably, the left power-assisted handle also includes left fixing groove, left operating handle and Left Drive mechanism, the left fixation Groove is fixedly connected on the left side of the chassis walking mechanism, and the left operating handle is installed in the left fixing groove, the left side Transmission mechanism one end is fixedly connected with the left operating handle, the other end be connected with the end of the left swing arm and with it is described turn left Converting mechanism is connected；The right power-assisted handle also includes right fixing groove, right operating handle and right transmission mechanism, the right fixing groove The right side of the chassis walking mechanism is fixedly connected on, the right operating handle is installed in the right fixing groove, the right biography Motivation structure one end is fixedly connected with the right operating handle, and the other end is connected with the end of the right swing arm and changed with the right-hand rotation Mechanism is connected.

Preferably, the end of the Left Drive mechanism and the right transmission mechanism and the left swing arm and the right swing arm connects Mode is connect using belt transmission connected mode or chain drive connected mode or gear drive connected mode or Worm Wheel System Connected mode.

Preferably, the upper body support also include sleeve, left support part, right support, 2 fixtures and lumbar support pad, Left connector and right connector, the sleeve are the intermediate supports main body of the upper body support, the front end peace of the left support part Left end loaded on the sleeve, the front end of the right support is installed on the right-hand member of the sleeve, and 2 fixture is respectively mounted It is in contact in the left and right ends of the sleeve and through sleeve with the left support part and the right support, the lumbar support Pad is removably connected to the end of the left support part and the right support, and the front end of the left connector is fixedly connected on institute State the end of left support part and the end of the left connector to be connected with the front end of the left swing arm by rotary shaft, the right company The front end of fitting is fixedly connected on the end of the right support and the end of the right connector and passes through rotary shaft and the right side The front end connection of swing arm.

Preferably, the left swing arm also includes the first expansion link a and the second expansion link a, the first expansion link a and second Expansion link a end is connected on the left-hand rotation converting mechanism by rotary shaft, and top is connected to the left side by rotary shaft On connector, left-hand rotation converting mechanism, left connector and the first expansion link a and the second expansion link a constitute a parallelogram lindage；Institute Stating right swing arm also includes the 3rd expansion link b and the 4th expansion link b, and the end of the 3rd expansion link b and the 4th expansion link b leads to Cross rotary shaft to be connected on the right-hand rotation converting mechanism, top is connected on the right connector by rotary shaft, and right-hand rotation is changed planes Structure, right connector and the 3rd expansion link b and the 4th expansion link b constitute a parallelogram lindage.

Preferably, the chassis walking mechanism also includes support frame, shock-absorbing wheel and 2 pedals, the support frame Top connects left locating piece and right locating piece, and the shock-absorbing wheel is fixedly installed in the bottom of support frame, and 2 pedal is consolidated Dingan County is loaded on the left and right sides of support frame and positioned between left locating piece and right locating piece.

Preferably, the left retractable support frame and two grades of member structures that the right retractable support frame is retractable self-locking.

Preferably, the first expansion link a, the second expansion link a, the 3rd expansion link b and the described 4th stretch Bar b is two grades of member structures of retractable self-locking.

Preferably, the chassis walking mechanism also includes supply unit, and the supply unit is the chassis walking mechanism Electric energy is provided, and the supply unit is fixedly installed in support frame.

To sum up a kind of new Wheelchair for patient standing car of the utility model there is ingenious in design, compact conformation, it is simple to operate and peace Complete stable the advantages of.

It should be appreciated that foregoing description substantially and follow-up description in detail are exemplary illustration and explanation, should not As the limitation to the claimed content of the utility model.

Brief description of the drawings

With reference to the accompanying drawing enclosed, the more purposes of the utility model, function and advantage will pass through the utility model embodiment party The described below of formula is illustrated, wherein：

Fig. 1 schematically shows the schematic diagram that user operates the wheel-chair normally travel；

Fig. 2 schematically shows the three-dimensional structure diagram of wheel-chair described in the utility model；

Fig. 3 schematically shows the three-dimensional structure diagram of wheel-chair described in the utility model；

Fig. 4 schematically shows user and operates the wheel-chair switching sitting posture and the schematic diagram of stance.

Embodiment

By reference to one exemplary embodiment, the purpose of this utility model and function and for realizing these purposes and function Method will be illustrated.However, the utility model is not limited to one exemplary embodiment as disclosed below；Can be by not It is realized with form.The essence of specification is only to aid in various equivalent modifications Integrated Understanding the utility model Detail.

Hereinafter, embodiment of the present utility model will be described with reference to the drawings.In the accompanying drawings, identical reference is represented Same or similar part, or same or like step.

Fig. 1, Fig. 2 and Fig. 3 respectively illustrate showing in a kind of traveling of hand assisted power Wheelchair for patient standing car of the utility model It is intended to and three-dimensional structure diagram.The utility model hand assisted power Wheelchair for patient standing car includes power-assisted standing mechanism 200 and chassis walking mechanism 100, power-assisted standing mechanism 200 is fixedly connected with chassis walking mechanism 100, the use of object is mainly physical disabilities, such as leg Disabled or lower part of the body paralytic.

Chassis walking mechanism 100, is the supporter of whole hand assisted power Wheelchair for patient standing car, drives wheel-chair to move around, bottom Disk walking mechanism 100 includes support frame 101, shock-absorbing wheel 102, pedal 103 and supply unit 104.

Main body frame 101, is the support of whole hand assisted power Wheelchair for patient standing car, and shock-absorbing wheel 102 is fixedly installed in carriage The bottom of frame 101, pedal 103 is fixedly installed on main body frame 101.

Shock-absorbing wheel 102, drives wheel-chair to move around, it is preferred to use the electrically driven wheel with auto-lock function, in wheel Wheel-chair can strengthen the security and stability that wheel-chair is used when stopping mobile with self-locking.The damping performance of shock-absorbing wheel 102 can be reduced The vibrations that the wheel-chair is produced in the process of moving, it is ensured that the security of user and the ride comfort for increasing user.

The convenient use person of pedal 103 finds on wheel-chair suitably puts placement of foot, and pedal 103 has been preferably made to ring The structure type of form drag gear, prevents the both feet of user from occurring the larger purpose slided, serve regular user's both feet, it is ensured that The safety of user.

Supply unit 104, is fixedly installed in support frame 101, is that shock-absorbing wheel 102 provides electrical energy drive power.

A kind of determination of hand assisted power Wheelchair for patient standing car right position of the utility model is so that user is past forward on wheel-chair The orientation sailed is reference data：I.e. left of the user on wheel-chair is the left side of wheel-chair, and the right of user is wheelchair The right of car, the front of user is the front of wheel-chair, and the rear of user is the rear of wheel-chair.

Power-assisted standing mechanism 200, is installed on the top of main body frame 101, can allow user between stance and sitting posture Arbitrarily conversion, helps user independently to stand or sit down.Power-assisted standing mechanism 200 includes left leg and supports 210a and the support of right leg 210b, left swing arm 220a and right swing arm 220b, left swing arm driving 250a and right swing arm driving 250b, upper body support 230, buttocks branch Stake pad 240, left power-assisted handle 260a and right power-assisted handle 260b.

Power-assisted standing mechanism 200, is that the bone organisation operations principle design for copying the mankind is formed, similar to the outer of user Bone：Left leg support 210a and right leg support 210b are similar to two shanks of the mankind, left swing arm 220a and right swing arm 220b classes Two thighs of the mankind are similar to, left leg support 210a and right leg support 210b and left swing arm 220a and right swing arm 220b copy people The movement mechanism of class thigh and calf during standing and sitting down helps user to realize standing and sit down.

Left leg support 210a and right leg support 210b, is fixedly installed in the left and right sides of main body frame 101 respectively, main to use In support and the lower part of the body of regular user, left leg support 210a includes left locating piece 211a, left retractable support frame 212a, turns left to change Mechanism 214a and left knee support 213a, right leg supports 210b to include right locating piece 211b, right retractable support frame 212b, turn right and change Mechanism 214b and right knee support 213b.

Left locating piece 211a and right locating piece 211b, is fixedly installed in the left and right sides of support frame 101, determines respectively Installation site of the power-assisted standing mechanism on wheel-chair.

Left retractable support frame 212a and right retractable support frame 212b, end is respectively fitted over left locating piece 211a and right locating piece Around 211b.Left retractable support frame 212a and right retractable support frame 212b respectively can be around left locating piece 211a and right locating piece 211b top is rotated a certain angle, but rotational steps are less, and a left side thus can be allowed to move back supporting mechanism 210a and the support of right leg 210b preferably fits the left and right leg of user during the use of wheel-chair.Also, left retractable support frame 212a and the right side are stretched Contracting support frame 212b is also equipped with expansion self-locking function, can be adjusted according to the height of user.

Left-hand rotation converting mechanism 214a and right-hand rotation converting mechanism 214b, is fixedly installed in left retractable support frame 212a respectively and the right side is flexible Support frame 212b top.Left-hand rotation converting mechanism 214a connections left retractable support frame 212a and left swing arm 220a and left power-assisted handle 260a, can transmit and change the motion-promotion force between left power-assisted handle 260a and left swing arm 220a；The 214b connections of right-hand rotation converting mechanism Right retractable support frame 212b and right swing arm 220b and right power-assisted handle 260b, can transmit and change right power-assisted handle 260b and the right side Motion-promotion force between swing arm 220b.

Left knee supports 213a and right knee support 213b, and left retractable support frame 212a is fixedly installed in respectively and the right side is flexible Support frame 212b middle part, left retractable support frame 212a and right retractable support frame 212b flexible carry out height position can be followed respectively The regulation put, therefore wheel-chair is adapted to the crowds of different heights and uses.

Left and right knee is leaned against user into left knee support 213a respectively and right knee is supported on 213b, just can consolidate shank Lock is dead, and both feet are placed on 2 pedals 103, can prevent the powerless support body of pin of user and occur what is arbitrarily slid Phenomenon.

Left swing arm 220a and right swing arm 220b, end is connected to left-hand rotation converting mechanism 214a and right rotation by rotary shaft On mechanism 214b, left swing arm 220a can be rotated around left-hand rotation converting mechanism 214a, and right swing arm 220b can be rotated around right-hand rotation converting mechanism 214b. Left swing arm 220a and right swing arm 220b are left leg support 210a and right leg support 210b and the middle interconnecting piece of upper body support 230 Part, main function is to aid in user and completes freely changing between stance and sitting posture, and left swing arm 220a includes the first expansion link 221a and the second expansion link 222b, right swing arm 220b include the 3rd expansion link 221b and the 4th expansion link 222b.

First expansion link 221a and the second expansion link 222a, end is connected to left-hand rotation converting mechanism 214a by rotary shaft On, front end connects the left-hand extremity of upper body support 230 by rotary shaft.First expansion link 221a and the second expansion link 222a allow Left swing arm 22a has flexible adjustable function, and the crowd for being suitable for different heights uses.

Similarly, the 3rd expansion link 221b and the 3rd expansion link 222b end connects right left-hand rotation converting mechanism by rotary shaft On 214b, front end connects the right end of upper body support 230 by rotary shaft,

First expansion link 221a and the second expansion link 222a, the 3rd expansion link 221b and the 4th expansion link 222b can be simultaneously Elongate or shorten, can also individually elongate or shorten and be finely adjusted, thus can adjust the angle of upper body support, make wheel-chair more preferable The upper body of ground laminating user.

Left swing arm driving 250a and right swing arm drive 250b, are respectively used to drive left swing arm 220a and right swing arm 220b, left Swing arm driving 250a includes left fixture 251a and left linear actuator 252a, and left fixture 251a is installed on left retractable support frame 212a middle part, left linear actuator 252a is fixedly connected on left swing arm 220a middle part.

Similarly, right swing arm driving 250b includes right fixture 251b and right linear actuator 252b, right fixture 251b peaces Middle part loaded on right retractable support frame 212b, right linear actuator 252b is fixedly connected on right swing arm 220b middle part.

Upper body support 230, positioned at the front of user's upper body chest or belly, to provide branch in front of the body of user Support force, including sleeve 231, left support part 232a and right support 232b, 2 fixtures 233, left connector 234a and right connector 234b and lumbar support pad 235.

Sleeve 231, is the intermediate supports main body of upper body support 230, connects the miscellaneous part of upper body support 230.

Left support part 232a and right support 232b, is preferably made to circular arc or the shape consistent with human body chest and abdomen radian, Left support part 232a front end is installed on the left end of sleeve 231, and right support 232a front end is installed on the right-hand member of sleeve 231, For supporting the upper body of user, its surface is preferably provided with software vibration-absorptive material, so as to improve user's chest or belly branch The comfort level of support.

2 fixtures 233, are respectively arranged in the left and right ends of sleeve 231, and through sleeve 231 and left support part 232a and Right support 232b is in contact, the preferred knob of fixture 233, can tighten and unscrew, when tightening, and frictionally is by left support part 232a and right support 232b position fixes locked, when unscrewing, and left support part 232a and right support 232b position can be with Slidable adjustment, thus wheel-chair there is width adjustable function, be adapted to the crowd of different weight.

Left connector 234a and right connector 234b, end passes through rotary shaft and left swing arm 220a and right swing arm 220b respectively Front end connection, left connector 234a front end be connected with left support part 232a end, right connector 234b front end and the right side Support member 232b end connection,

Left-hand rotation converting mechanism 214a, left connector 234a and the first expansion link 221a and the second expansion link 222a constitute one and put down Row four-bar mechanism.Right-hand rotation converting mechanism 214b, right connector 234b and the 3rd expansion link 221b and the 4th expansion link 222b compositions one Individual parallelogram lindage.The first expansion link 221a and the second expansion link 222a, the 3rd expansion link 221b and the 4th can be avoided flexible Bar 222b is in independent regulation, and amplitude of stretching is excessive, and the use angle of upper body support 230 can be finely adjusted, and increases user Comfort level.

Lumbar support pad 235, main function is to prevent user from toppling over backward on wheel-chair, can will preferably allow and use Person is preferably fixed on wheel-chair, ensures the safety of user, increases the comfort level of user, and lumbar support pad 235 is distinguished It is detachably connected with left support part 232a and right support 232b end.

Preferably, lumbar support pad 235 and left support part 232a and right support 232b be by snapping connection, i.e. left support Part 232a and right support 232b end are provided with buckle, and buckle is buckled in the buckle slot of lumbar support pad 235, form detachable Connection.

Preferably, lumbar support pad 235 is connected with left support part 232a and right support 232b spinners, i.e. left support part There is spinner in 232a and right support 232b end system, and spinner is buckled in the spinner hole of lumbar support pad 235, forms detachable living Dynamic connection.

It is further preferred that lumbar support pad 235 is connected with left support part 232a and right support 232b by VELCRO, i.e., Lumbar support pad 235 is provided with the sticking veneer of VELCRO, the veneer for being bonded at left support part 232a and right support 232b.

Buttocks supporting pad 240, two ends are removably connected on left connector 234a and right connector 234b respectively, preferably Ground, buttocks supporting pad 240 and left connector 234a and right connector b are by snapping connection, i.e., left connector 234a and right connection Part b is provided with buckle, and buckle is buckled in the buckle slot of buttocks supporting pad 240, and formation is detachably connected.

It is further preferred that buttocks supporting pad 240 is connected with left connector 234a and right connector b by spinner, i.e., left company There are spinner in fitting 234a and right connector b end system, and spinner is buckled in the spinner hole of buttocks supporting pad 240, form detachable Connection.

User and power-assisted standing mechanism 200 can be fastened on by the cooperation of upper body support 230 and buttocks supporting pad 240 Together, as oscillating arm mechanisms 220 around the rotation of the straight frame 210 of lower limb drive user to complete to stand or the motion sat down.

Left power-assisted handle 260a and right power-assisted handle 260b, is mainly used in left swing arm driving 220a and right swing arm driving 220b, which is provided, starts power and auxiliary force.Left power-assisted handle 260a includes left fixing groove 261a, left operating handle 262a and Left Drive Mechanism 263a.Right power-assisted handle 260b includes right fixing groove 261b, right operating handle 262b and right transmission mechanism 263b.

Left fixing groove 261a and right fixing groove 261b, is respectively fixedly connected with the left and right sides of main body frame 101, main to make With being for installing left operating handle 262a and right operating handle 262b, allowing left operating handle 262a and right operating handle 262b can To be moved in groove.

Left operating handle 262a and right operating handle 262b, is hingedly connected to left fixing groove 261a and right fixing groove 261b Interior, left operating handle 262a and right operating handle 262b can move back and forth around pin joint.

Left Drive mechanism 263a and right transmission mechanism 263b, is linkage, Left Drive mechanism 263a and right transmission mechanism 263b one end is respectively fixedly connected with left operating handle 262a and right operating handle 262b, the other end respectively with left swing arm 220a It is connected with right swing arm 220b end and is connected respectively with left-hand rotation converting mechanism 214a and right-hand rotation converting mechanism 214b.

Left Drive mechanism 263a and right transmission mechanism 263b main function are by left operating handle 262a and right operation handlebar The power of hand 262b swing is delivered separately to left swing arm 220a and right swing arm 220b, is converted into left swing arm 220a and right pendulum The power that arm 220b is swung up and down, gives left linear actuator 252a and right linear actuator 252b mono- startup power, and left straight line drives Dynamic device 252a and right linear actuator 252b starts, and left swing arm 220a and right swing arm 220b continue to swing, by left operation handlebar Hand 262a and right operating handle 262b forces, can also be provided to left swing arm power machine structure 250a and right swing arm actuating unit 250b Certain auxiliary force.

Left operating handle 262a and during right operating handle 262b stop motions, left linear actuator 252a and right linear drives Device 252b also can stop motion immediately.

Left Drive mechanism 263a and right transmission mechanism 263b and left swing arm 220a and right swing arm 220b end are preferably used Belt transmission connected mode or chain drive connected mode or gear drive connected mode or Worm Wheel System connected mode.

Forward, left linear actuator 252a elongations, left swing arm 220a is rotated up left operating handle 262a, the past station of user Vertical direction motion.Backward, left linear actuator 252a compressions, left swing arm 220a is rotated down, used left operating handle 262a Person moves toward the direction sat down.

Similarly, forward, right linear actuator 252b elongations, right swing arm 220b is rotated up, used right operating handle 262b Person moves toward the direction stood.Right operating handle 262b backward, right linear actuator 252b compression, right swing arm 220b is to backspin Turn, user moves toward the direction sat down.

It should be noted that user should push away left operating handle 262a and right operating handle 262b or simultaneously forward simultaneously Toward post-tensioning.

Left operating handle 262a and right operating handle 262b can be in range of movement any position stop, left operating handle 262a and right operating handle 262b stop motions, left swing arm driving 250a and right swing arm driving 250b just stop stretching, can be timely There is uncomfortable situation between adjustment stance and sitting posture in reduction of patient.

It should be noted that left swing arm driving 250a herein and right swing arm driving 250b be it is a kind of with expansion self-locking function two Level rod member part, preferably uses the component of retractable self-locking ripe on the market, left operating handle 262a and right operating handle 262b swing simply provides to left swing arm driving 250a and right swing arm driving 250b and starts power and auxiliary force, is not left operation Handle 262a and right operating handle 262b provide the power needed for user stands and sat down completely.

During using wheel-chair, user sits on buttocks supporting pad 240 first, then puts both feet into 2 pedals 103 In, then by two shanks be separately fixed at left knee support 213a and right knee support 213b at, both hands pull left power-assisted simultaneously Handle 262a and right power-assisted handle 262b, opens left swing arm driving 250a and right swing arm driving 250b, upper body support 230 is adjusted Correct position before to body, then buttocks supporting pad 240 is connected with upper body support 230.

After confirming that all preparations are finished, left power-assisted handle 262a and right power-assisted handle 262b are pushed away forward, it is left to drive Movable pendulum arm mechanism 220a and right driving oscillating arm mechanisms 220b are swung up, and upper body support 230 is moved upwards, buttocks supporting pad 240 The motion upwards of upper body support 230 is followed, user follows the upward motion of upper body support 230 and buttocks supporting pad 240 and stood Get up.Stand after the completion of motion, lumbar support pad 235 can be connected by user with left support part 232a and right support 232b Come, allow and oneself be preferably fixed on wheel-chair.

User is ensured after oneself safety on wheel-chair, can be moved around by shock-absorbing wheel 102.

When user is not desired to use wheel-chair, left power-assisted handle 262a and right power-assisted handle 262b are pulled back, it is left to drive Movable pendulum arm mechanism 220a and right driving oscillating arm mechanisms 220b are to lower swing, and upper body support 230 is moved downward, buttocks supporting pad 240 Upper body support 230 is followed to move downward, user follows moving downward for upper body support 230 and buttocks supporting pad 240, from stance It is changed into sitting posture.

After user sits down, lumbar support pad 235 is removed from left support part 232a and right support 232b, by stern Portion's supporting pad 240 is removed from upper body support 230, and pin is removed from pedal 103, just can depart from hand assisted power Wheelchair for patient standing Car.

In summary, hand assisted power Wheelchair for patient standing car has height and width adjustable function, is suitable for different height and weights Crowd.User can independently complete the random switching of stance and sitting posture by hand assisted power Wheelchair for patient standing car, move freely, user The daily routines such as can independently be had dinner on wheelchair, wash one's face and rinse one's mouth, go to toilet, and can complete to take care of oneself.And using Wheelchair for patient standing During car, user is either sitting on sofa and sees TV, is still sitting in before dining table and has a meal, and all without departing from wheel-chair, subtracts The trouble of wheel-chair is lacked into wheel-chair and has departed from.A kind of last hand of the utility model rise formula wheel-chair have it is ingenious in design, The advantages of compact conformation, simple to operate and safety and stability.

The accompanying drawing is only schematical and drawn not in scale.Although combined preferred embodiment is new to this practicality Type is described, it is to be understood that protection domain of the present utility model is not limited to embodiment as described herein.

With reference to the explanation of the present utility model disclosed here and practice, other embodiment of the present utility model is for this area Technical staff will be readily apparent and understand.Illustrate and embodiment be to be considered only as it is exemplary, it is of the present utility model real Scope and spirit are defined in the claims.

Claims (10)

1. a kind of hand assisted power Wheelchair for patient standing car, the wheel-chair includes power-assisted standing mechanism and chassis walking mechanism, the power-assisted station Vertical mechanism is fixedly connected with the chassis walking mechanism；

The power-assisted standing mechanism includes：

Left leg support and the support of right leg, the left leg support and the right leg support are fixedly installed in the chassis vehicle with walking machine respectively The left and right sides of structure；

Left swing arm and right swing arm, the end of the left swing arm and the right swing arm are rotatably connected in described by rotary shaft respectively Left leg support and the top of the right leg support；

Left swing arm driving and right swing arm driving, the left swing arm driving include left fixture and left linear actuator, described left solid Determine the middle part that part is installed on the left leg support, the left linear actuator is fixedly connected on the middle part of the left swing arm；It is described Right swing arm driving includes right fixture and right linear actuator, and the right fixture is installed on the middle part of the right leg support, institute State the middle part that right linear actuator is fixedly connected on the right swing arm；

Upper body support, the upper body support two ends are respectively fixedly connected with the left swing arm and the right swing arm by connecting shaft Front end；

Buttocks supporting pad, the buttocks supporting pad is removably connected to the upper body support end；

Left power-assisted handle and right power-assisted handle, the left power-assisted handle and the right power-assisted handle respectively with the left swing arm and institute The top that the end of right swing arm is connected and supports with the left leg support and the right leg respectively is stated to be connected.

2. hand assisted power Wheelchair for patient standing car according to claim 1, it is characterised in that：

The left leg support also includes left locating piece, left retractable support frame, left-hand rotation converting mechanism and left knee support, wherein, it is described Left locating piece is installed on the left side of the chassis walking mechanism, and the end of the left retractable support frame is enclosed on the left locating piece Around, the left-hand rotation converting mechanism is fixedly installed in the top of the left retractable support frame, and the left knee support is fixedly installed in The middle part of the left retractable support frame；

The right leg support also includes right locating piece, right retractable support frame, right-hand rotation converting mechanism and the support of right knee, wherein, it is described Right locating piece is installed on the right side of the chassis walking mechanism, and the end of the right retractable support frame is enclosed on the right locating piece Around, the right-hand rotation converting mechanism is fixedly installed in the top of the right retractable support frame, and the right knee support is fixedly installed in The middle part of the right retractable support frame.

3. hand assisted power Wheelchair for patient standing car according to claim 2, it is characterised in that：

The left power-assisted handle also includes left fixing groove, left operating handle and Left Drive mechanism, and the left fixing groove is fixedly connected In the left side of the chassis walking mechanism, the left operating handle is installed in the left fixing groove, the Left Drive mechanism one End is fixedly connected with the left operating handle, and the other end is connected with the end of the left swing arm and is connected with the left-hand rotation converting mechanism Connect；

The right power-assisted handle also includes right fixing groove, right operating handle and right transmission mechanism, and the right fixing groove is fixedly connected In the right side of the chassis walking mechanism, the right operating handle is installed in the right fixing groove, the right transmission mechanism one End is fixedly connected with the right operating handle, and the other end is connected with the end of the right swing arm and is connected with the right-hand rotation converting mechanism Connect.

4. hand assisted power Wheelchair for patient standing car according to claim 3, it is characterised in that the Left Drive mechanism and the right biography The end connected mode of motivation structure and the left swing arm and the right swing arm is connected using belt transmission connected mode or chain drive Connect mode or gear drive connected mode or Worm Wheel System connected mode.

5. hand assisted power Wheelchair for patient standing car according to claim 4, it is characterised in that the upper body support also includes：

Sleeve, the sleeve is the intermediate supports main body of the upper body support；

Left support part, the front end of the left support part is installed on the left end of the sleeve；

Right support, the front end of the right support is installed on the right-hand member of the sleeve；

2 fixtures, 2 fixture be respectively arranged in the left and right ends of the sleeve and through sleeve and the left support part and The right support is in contact；

Lumbar support pad, the lumbar support pad is removably connected to the left support part and the right support two ends；

Left connector, the front end of the left connector is fixedly connected on the end of the left support part and the end of the left connector End is connected by rotary shaft with the front end of the left swing arm；

Right connector, the front end of the right connector is fixedly connected on the end of the right support and the end of the right connector End is connected by rotary shaft with the front end of the right swing arm.

6. hand assisted power Wheelchair for patient standing car according to claim 5, it is characterised in that：

The left swing arm also includes the first expansion link a and the second expansion link a, the first expansion link a and the second expansion link a end End is connected on the left-hand rotation converting mechanism by rotary shaft, and front end is connected on the left connector by rotary shaft, left Switching mechanism, left connector and the first expansion link a and the second expansion link a constitute a parallelogram lindage；

The right swing arm also includes the 3rd expansion link b and the 4th expansion link b, the end of the 3rd expansion link b and the 4th expansion link b End is connected on the right-hand rotation converting mechanism by rotary shaft, and front end is connected on the right connector by rotary shaft, right Switching mechanism, right connector and the 3rd expansion link b and the 4th expansion link b constitute a parallelogram lindage.

7. hand assisted power Wheelchair for patient standing car according to claim 1, it is characterised in that the chassis walking mechanism also includes:

Support frame, the support frame top connects left locating piece and right locating piece；

Shock-absorbing wheel, the shock-absorbing wheel is fixedly installed in the bottom of support frame；

2 pedals, 2 pedal be fixedly installed in the left and right sides of support frame and positioned at left locating piece and right locating piece it Between.

8. hand assisted power Wheelchair for patient standing car according to claim 2, it is characterised in that the left retractable support frame and the right side Retractable support frame is two grades of member structures of retractable self-locking.

9. hand assisted power Wheelchair for patient standing car according to claim 6, it is characterised in that the first expansion link a, described second Expansion link a, the 3rd expansion link b and the 4th expansion link b are two grades of member structures of retractable self-locking.

10. hand assisted power Wheelchair for patient standing car according to claim 7, it is characterised in that the chassis walking mechanism also includes Supply unit, the supply unit provides electric energy for the chassis walking mechanism, and the supply unit is fixedly installed in support On framework.