JP2013078445A - Manually propelled vehicle - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a manually propelled vehicle excellent in functionality and handleability, which requires no device or the like as a transfer aid separately, allows a user to easily transfer between a bed/toilet seat etc. and the vehicle without turning his/her body, whose structure is simple enough for the user to easily use by himself/herself for a long time without any burden on his/her back or lower back even when he/she has damage on his/her spine or the like, and which remarkably reduces burden of a caregiver and a carereceiver (user) and is capable of moving to be used in place of a conventional wheelchair.SOLUTION: The vehicle includes a platform, a side frame vertically provided on both sides of the platform respectively, a drive wheel rotatably arranged on the outside of each of the side frames, a manual driving part connected to the drive wheel, an auxiliary wheel switchably arranged on a lower end of an extended part of the each of the side frames, an elevating mechanism part arranged on the platform, and a trunk support part having a seat on which the user can be seated from a rear side of the platform, and a breast part provided in a coupled manner on the front end of the seat, which moves up and down by the elevating mechanism part.

Description

  The present invention can be used for a long time by a user such as a care recipient who needs care, such as an elderly person with weak legs and a physically handicapped person, instead of a wheelchair, and can be used for a long time. However, it does not put a load on the back or waist, can be used without difficulty even if the user's spine is damaged, and can be easily transferred to and from a bed or toilet seat. The present invention relates to a manually operated vehicle that is excellent in handling.

  2. Description of the Related Art Conventionally, wheelchairs in which a person who has difficulty walking even with a cane or the like due to paralysis of the lower limbs can be moved while being operated by himself instead of his / her foot are widely used. As shown in (Patent Document 1), the most popular type of wheelchair is composed of a small wheel on the front and a large wheel on the back, and a large wheel serving as a driving wheel is used for traveling. A ring (hand rim) is attached, and it is a mechanism to rotate and drive by yourself. Other than wheelchairs, the front large wheel type that is the easiest to operate and suitable for elderly people, one-hand drive type for people who cannot use both hands, manual chain type for outdoor running, hand-held type, prone position running type There are also special types.

JP 2011-147767 A

However, the above conventional technique has the following problems.
(1) All of these conventional wheelchairs including (Patent Document 1) have a backrest behind the seating part and must get on and off from the front, so get up once, change the direction of your body and sit down When moving from a bed or toilet seat, it was often necessary to get help from a caregiver.
In particular, when a caregiver who is physically disabled and needs care, such as a bedridden person or an elderly person with weak legs, is to be transferred between a bed and a wheelchair, However, if the caregiver is holding the cared person and supporting the weight, the burden on the caregiver will be large, which may cause back pain, etc. It was. In addition, a fall accident may occur due to a loss of balance when getting in and out of a wheelchair, resulting in lack of usability.
(2) In addition, in conventional wheelchairs, the back is also pressed against the back, but especially in patients with spinal cord injury, physical pain cannot be perceived and loss of blood flow may occur if the sensation is lost due to spinal cord injury. There was also. In addition, the wheelchair sitting posture of patients with spinal cord injury is a posture in which the spinal column is backed and the pelvis is largely tilted backwards, and pressure tends to concentrate in a narrow range compared to healthy subjects, so pay special attention to the sitting posture. It was necessary to take.
In addition, there is a problem that in use, there is pressure on the back due to the backrest, which is particularly unsuitable for use by persons with spinal cord injury.

  The present invention solves the above problems, and it is not necessary to prepare a separate device for transfer, and the user can easily transfer between a bed, a toilet seat, etc. without changing the direction of the body, The structure is simple and can be used by one person, and it can be used for a long time without giving a load to the user's back or waist, especially when the spine is damaged. It is possible to greatly reduce the burden on caregivers and care recipients (users), and it can be used instead of conventional wheelchairs, and it can be moved by hand. The purpose is to provide a car.

In order to solve the above-described conventional problems, the manual movement vehicle of the present invention has the following configuration.
According to a first aspect of the present invention, there is provided a manually-moving vehicle according to a first aspect of the present invention, comprising: a base portion; a vertical support portion erected on each side portion of the base portion; and a front-rear direction of the base portion at an upper end portion of the vertical support portion. A side frame having a handrail portion disposed in parallel and an extending portion extending downward from a rear end side of the handrail portion, and rotatably disposed outside each of the side frames. A drive wheel, a manual drive unit connected to the drive wheel and manually driven by a user to rotate the drive wheel, and freely turnable to a lower end portion of the extending portion of each side frame. Auxiliary wheels disposed, a lifting mechanism disposed on the platform, a seating portion on which the user sits from the rear of the platform, and a chest support portion continuously provided on the front end side of the seating portion And a trunk support part that moves up and down by the elevating mechanism part.
With this configuration, the following effects can be obtained.
(1) There is no backrest in the trunk support part, and it can be seated on the seating part from the back of the base part, and there is no need to disassemble or deform the seating part when transferring, especially for the user's legs In the case of a cared person with weakness, it is possible to sit on the bed or toilet seat, etc. without changing the direction of the body, so that it can be easily straddled from the back of the base part and straddling the seat part. It is possible to transfer alone without renting, and the burden on the caregiver and care recipient (user) can be greatly reduced, resulting in excellent labor saving and usability.
(2) The trunk support portion has a chest support portion that is connected to the front end side of the seating portion, so that the body weight is stored in the forward leaning posture while being seated on the seating portion. It is possible to disperse the weight in the seating part and the chest support part and to support the user's body reliably, so when the trunk support part is raised and lowered by the lifting mechanism part, it is stable even without a backrest Can maintain a stable posture, and is excellent in stability of trunk support and safety during lifting operation.
(3) Since the trunk support part can be moved up and down as needed by the elevating mechanism part arranged on the base part, it is possible to easily switch between the sitting position and the standing position for transfer and movement. Excellent versatility and handling.
(4) Since the user's weight can be supported by the seating part and the chest support part of the trunk support part, the burden on the user's back and waist can be greatly reduced, and the sitting position or standing for a long time can be reduced. It is possible to maintain the position and move, and it is excellent in safety and continuous use.
(5) Since the seating part and chest support part of the trunk support part move up and down integrally by the lifting mechanism part, depending on the height of the transfer object such as the bed and toilet seat, the user's physique and posture, The height of the seating part and chest support part can be adjusted freely, and the weight can be supported by the breast support part when transferring the object to be transferred and the seating part close to each other. It can be operated and has excellent versatility and safety of transfer operation.
(6) Since the trunk support part can be moved up and down by the elevating mechanism part, the user can not only get on and off safely by moving the seating part and the chest support part downward, but also the seating part and chest after the seating. By moving this part upward, the user can be held in a desired posture (angle) or lifted to a desired height, and the user can move in a comfortable posture, Excellent usability.
(7) Since there is no backrest and the back of the user (the back of the seating section) is open, the back is used as it is if the user has a back or waist injury such as the spine or lumbar spine. (Back) can be easily examined, there is no need to move to a bed etc., the burden on the user can be reduced, the time required for the examination can be shortened, the workability and labor saving of the examination Excellent.
(8) When the trunk support part is moved upward, it can move (run) in a posture close to a standing position, so that the user can secure a wider field of view than conventional wheelchairs, and others It is highly visible, can avoid accidents such as collisions, is excellent in safety, can prevent deterioration of blood flow, can be used instead of a wheelchair, and can be used. Excellent.
(9) Because the trunk support can be moved upward, it is possible to reach places that could not be reached by conventional wheelchairs, and to put in and out of objects, open and close doors, and wash and cook dishes. The range of work can be expanded and the functionality is excellent.
(10) When the elevating mechanism is driven using an electric drive means and the trunk support is moved up and down, the hip joint, knee joint, ankle joint, etc. of the user can be moved, and even one person can bend and stretch It is possible to perform rehabilitation such as exercise to expand the range of joint movement of the lower body, increase muscle strength, improve blood flow, etc., and prevent lower body motor function and edema, etc. Excellent.
(11) A vertical support portion erected on both sides of the pedestal portion, a handrail portion disposed in parallel to the front-rear direction of the pedestal portion at the upper end portion of the vertical support portion, and a rear end side of the handrail portion. Since the side frame having the extending portion provided is provided, not only can the user's body be protected by the side frame, but also when the user moves from the bed or the toilet seat, the handrail of the side frame is provided. The seat and the extension part can be held close to the body, and the user's weight can be reliably supported by the side frame until the seat is seated on the seat. Excellent transfer safety.
(12) Since there is a drive wheel rotatably disposed outside each side frame, and a manual drive unit that is connected to the drive wheel and is manually driven by the user to rotate the drive wheel. A single user can move without the help of a caregiver, the burden on the caregiver can be reduced, and the usability is excellent.
(13) By having an auxiliary wheel which can be turned around at the lower end of the extending portion of each side frame, a large load such as the weight of the user is applied to the rear side of the base during transfer. However, it does not fall down, can reliably support the weight of the user during transfer and movement, and is excellent in safety.

Here, the base part can be selected in any form, but the dimensions of the front, rear, left and right of the base part are formed so that the user will not lose balance and fall over when moving or moving. It is preferable. It should be noted that the upper surface of the platform on which the user places his / her foot is a flat surface with no irregularities so that the movement of the foot is not hindered during transfer, and the usability is excellent.
As the material of the base part and the side frame, metals such as aluminum, stainless steel, iron, titanium, and magnesium, or alloys thereof, synthetic resins, composite resins added with carbon fibers, glass fibers, or the like can be preferably used. . By using a material having rigidity and strength, it is excellent in durability and reliability, and can support the weight of the user during transfer or movement, or can protect the user's body during a collision.

Although the manual drive part should just be what can rotate a drive wheel by a user driving manually, the hand rim similar to the conventional wheelchair is used suitably. An electric assist mechanism may be provided as necessary. This is because it can move for a long time or a long distance, and has excellent mobility.
The lifting mechanism may be driven electrically or manually. When the electric lift mechanism is provided, the trunk support can be reliably moved to a desired position with a simple operation, and the operability and labor saving are excellent.
In addition, although the seating part and chest support part of the trunk support part move up and down integrally, those that can be adjusted in the vertical direction and the front-rear direction according to the user's physique are excellent in versatility and are preferable.
As the mechanism of the elevating mechanism section, for example, various types such as those using various link mechanisms such as a four-bar linkage mechanism and a lazy tong, a combination of a rack and a pinion, a hydraulic or gas pressure cylinder, a ball screw, etc. are used. Can do. In addition, as a drive part of a link mechanism, expansion-contraction means, such as a hydraulic pressure or a gas pressure cylinder, are used suitably.

When the elevating mechanism is electrically operated, a battery can be mounted on the base as a power source. As the battery, a rechargeable secondary battery is preferable, and a nickel-cadmium battery, a nickel-hydrogen battery, a lithium ion secondary battery, a lead battery, or the like can be used. In addition, when the battery is removable, it can be driven with another charged battery even while the empty battery is removed from the manual mobile vehicle and charged. . The manual type mobile vehicle can also be equipped with a spare battery on the pedestal, and the running distance can be increased by attaching the spare battery. In addition, the operation part for driving the raising / lowering mechanism part can be suitably arrange | positioned in desired positions, such as a trunk support part and a side part frame.
The drive wheel can be selected in any form, but when a puncture tire containing urethane foam is used, there is no need to worry about puncture or gas pressure adjustment, and the drive wheel is excellent in usability. Further, if a suspension is disposed on each drive wheel, a comfortable ride can be achieved. In addition, it is preferable to provide a brake on the drive wheel. This is because the manually movable vehicle can be securely fixed during the transfer, and the transfer operation can be performed safely.

The seating part supports the user's buttocks and can be of any shape, but the width gradually increases from the tip to near the center, and then increases from the tip to the back at a larger rate. When formed into a mold (saddle shape), it does not get in the way during transfer, and does not hinder the operation of the thigh when taking a standing posture by raising the seating portion, and is excellent in usability.
During transfer, the surface of the seat is covered with a material such as leather, polyurethane fiber, or aramid fiber having a low coefficient of friction so that the buttock can be easily slipped on the surface of the seat and moved easily. Many rollers may be provided. In addition, when a foam made of polymer chemicals such as urethane is inserted between the metal base or synthetic resin base of the seating part and the skin, in addition to absorbing vibration and impact, Pressure can be dispersed, nerve compression and blood circulation can be improved, and pain in the buttocks can be reduced. Furthermore, it is also possible to provide a vent hole in the seating part for the purpose of preventing the buttock from being stuffy, and to form the skin with a fabric having a mesh structure.

Although an arbitrary shape can be selected for the chest contact portion, it is preferable to select an area, shape, and hardness that do not give partial compression or discomfort to the user's chest. It is desirable to use a foam (cushion) made of a polymer chemical such as urethane between the base made of metal or synthetic resin and the skin. In addition, for the purpose of preventing the chest from becoming stuffy, a vent hole may be provided in the chest abutting part, or the skin may be formed of a mesh-structured cloth, like the seating part.
When gripping portions are provided on both sides of the chest contact portion, the body can be held by being gripped by the gripping portion during movement, and the posture stability and safety are excellent. In addition, when armrests are provided on both sides of the chest, the user can support the sides of the user when the trunk support part is raised or lowered, and the user can rest on the elbows. Excellent.

The invention according to claim 2 is the manual movement vehicle according to claim 1, wherein the moving direction of the trunk support portion when the trunk support portion is moved up and down by the elevating mechanism portion is the platform. It has the structure which inclines toward the front high position from the back low position of the part.
With this configuration, the following operation is obtained in addition to the operation of the first aspect.
(1) Since the moving direction of the trunk support portion when the trunk support portion is moved up and down by the lifting mechanism portion is inclined from the rear low position of the base portion toward the front high position, it can be quickly performed by one operation. The seating part and the chest part can be moved to and from the optimal position for movement (running), which is excellent in labor saving and usability.
(2) By moving the trunk support part from the low rear position to the high front position of the pedestal, the user can safely and smoothly move the weight without losing balance, and may fall or fall No one can use it with peace of mind, and it has excellent operational stability and reliability.

  Here, the trajectory when the trunk support part moves by the lifting mechanism part may be linear or arcuate. When using the above-mentioned combination of rack and pinion, link mechanism such as lazy tong, hydraulic or gas pressure cylinder, ball screw, etc. as the mechanism of the lifting mechanism part, these are inclined diagonally from the rear low position of the base part to the front high position. By arrange | positioning, a trunk support part can be moved by the linear locus | trajectory toward the front high position from the back low position of a base part. Further, when the above-described four-joint link mechanism or the like is used as the mechanism of the elevating mechanism, an arcuate trajectory from the rear low position of the base portion to the front high position by swinging the trunk support portion Can be moved along.

The invention according to claim 3 is the manual movement vehicle according to claim 2, wherein the upper surface of the seating portion of the trunk support portion is below the upper end of the handrail portion of the side frame. The rear end of the seating portion of the trunk support portion is positioned behind the rear end of the handrail portion of the side frame.
With this configuration, the following operation is obtained in addition to the operation of the second aspect.
(1) When the upper surface of the seating part of the trunk support part is below the upper end of the handrail part of the side frame, the rear end of the seating part of the trunk support part is behind the rear end of the handrail part of the side frame. It is possible to transfer easily by placing the seating part close to the transfer object such as a bed or toilet seat, and it can be used even when there is no insertion space for the base part under the transfer object. Excellent versatility and usability.

  Here, the seating portion is arranged so that the rear end of the seating portion protrudes rearward from the rear end of the handrail portion of the side frame when moved to the same height as the transfer object such as a bed or a toilet seat. Thus, the seating portion and the transfer target can be brought close to each other, and a gap is hardly generated between the transfer target and the seating portion, so that the transfer operation can be easily performed.

As described above, according to the manual movement vehicle of the present invention, the following advantageous effects can be obtained.
According to invention of Claim 1, it has the following effects.
(1) Not only can the user's body be protected by the side frame, but also when the user moves from the bed, toilet seat, etc., the handrail or extension of the side frame is gripped to hold the seating part on the body. The weight of the user can be reliably supported by the side frame before sitting on the seating part, and even one user can move and move without the help of a caregiver. It is possible to provide a manually-operated vehicle with an open rear surface that is excellent in operability, ease of transfer operation, and safety that can greatly reduce the burden on caregivers and users. .

According to invention of Claim 2, in addition to the effect of Claim 1, it has the following effects.
(1) To provide a manual mobile vehicle excellent in labor-saving and usability that can quickly move a seating part and a chest rest part to and from the optimal position for movement (running) in one operation. Can do.

According to invention of Claim 3, in addition to the effect of Claim 2, it has the following effects.
(1) The seating part can be easily moved close to the transfer object such as a bed or toilet seat, and can be used even when there is no space for insertion of the base part under the transfer object. An excellent manual moving vehicle can be provided.

The rear side schematic perspective view which shows the state which raised the trunk | body support part of the manual movement vehicle in Embodiment 1. FIG. Front side schematic perspective view showing a state in which the trunk support portion of the manually movable vehicle in the first embodiment is raised. The rear side schematic perspective view which shows the state which lowered | hung the trunk | body support part of the manual movement vehicle in Embodiment 1. FIG. The schematic side view which shows the state which lowered | hung the trunk | body support part of the manual movement vehicle in Embodiment 1 The model rear view which shows the state which lowered | hung the trunk | body support part of the manual movement vehicle in Embodiment 1

Hereinafter, a manual moving vehicle according to an embodiment of the present invention will be described with reference to the drawings.
(Embodiment 1)
FIG. 1 is a schematic rear perspective view showing a state in which the trunk support portion of the manual mobile vehicle in the first embodiment is raised, and FIG. 2 shows the trunk support portion of the manual mobile vehicle in the first embodiment. It is a front side model perspective view which shows the state raised.
1 and 2, reference numeral 1 denotes a manual mobile vehicle according to the first embodiment of the present invention, 1a denotes a base portion of the manual mobile vehicle 1 arranged substantially parallel to the ground, and 2 denotes both sides of the base portion 1a. The side frames 3a, 3b, 3c of the hand-held mobile vehicle 1 provided are three vertical support portions of the side frame 2 erected on both sides of the base portion 1a, and 3d is the vertical support portion 3a. , 3b, 3c, a horizontal reinforcement portion of the side frame 2 that connects the lower portions in the horizontal direction, 4 is a side disposed at the upper end of the vertical support portions 3a, 3b, 3c parallel to the front-rear direction of the base portion 1a The handrail portion 4a of the part frame 2 is a handle portion of the handrail portion 4 formed in an arc shape on the rear end side of the handrail portion 4, and 5 is extended downward from the handle portion 4a on the rear end side of the handrail portion 4. An extension portion of the side frame 2, 6 is a drive wheel of the manual moving vehicle 1 rotatably disposed on the outside of each side frame 2, and 7 is a drive wheel. The manual drive unit 8 of the manual moving vehicle 1 using a hand rim that is connected to the wheel 6 and is manually driven by the user to rotate the drive wheel 6 is disposed on the vertical support 3c of each side frame 2. A brake of the manually-operated vehicle 1 for fixing the driving wheel 6 as required, 8a is a brake lever for operating the brake 8, and 9 is a lower end portion of the extending portion 5 of each side frame 2. Auxiliary wheels of the manually-moving vehicle 1 disposed so as to be freely turnable, 10 is an elevating mechanism portion of the manually-moving vehicle 1 using a link mechanism that is disposed on the base portion 1a and is driven by an electric drive portion, 10a is a pivot shaft of the lifting mechanism 10 disposed in front of the platform 1a, 11 is a trunk support unit of the manually movable vehicle 1 that moves up and down by the lifting mechanism 10, and 12 is a platform 1a by the user. The seat support part 11 is seated from the rear of the seat, and 13 is the seat part 12. The support portion of the trunk support portion 11 erected on the front end side, 14 is the chest support portion of the trunk support portion 11 connected to the seating portion 12 via the support portion 13, and 14a is both sides of the chest support portion 14. A gripping portion 15 of the trunk support portion 11 disposed in the portion is an operation portion of the manual moving vehicle 1 that is detachably disposed on the support column portion 13 and operates the drive of the lifting mechanism portion 10.

The shape of the side frame 2 is not limited to this embodiment, and the number and arrangement of the vertical support portions 3a, 3b, 3c and the horizontal reinforcing portions 3d can be selected as appropriate. Moreover, you may use a board | plate material instead of forming the vertical support parts 3a, 3b, and 3c with a rod.
Since an arc-shaped handle portion 4a is formed on the rear end side of the handrail portion 4 of the side frame 2, a user who is seated on a transfer object such as a bed or a toilet seat easily grasps the handle portion 4a and is manually operated. The moving vehicle 1 can be drawn to the body, and the operability is excellent.
The elevating mechanism 10 can move back and forth simultaneously with the vertical movement by rotating (swinging) the trunk support 11 around the rotation shaft 10a of the link mechanism. As this link mechanism, a four-bar link mechanism is preferably used, but is not limited to this, various link mechanisms such as conventionally known lazy tongs, combinations of racks and pinions, hydraulic or gas pressure cylinders, ball screws, etc. Various things can be used. In addition, by using a hydraulic cylinder, a gas pressure cylinder, or the like as the drive unit of the link mechanism, it is possible to move a heavy object in a compact manner, and it is easy to control and can operate smoothly without noise.
The trunk support unit 11 is only required to include the seating unit 12 and the chest support unit 14, and is not limited to the present embodiment, and the area, shape, hardness, and the like are appropriately determined according to the physique of the user. Can be selected. In addition, it is preferable to form the chest contact part 14 with the material which has a softness | flexibility and elasticity so that a partial compression and a discomfort may not be given to a user's chest.
In addition, the shape and arrangement of the gripping portion 14a can be selected as appropriate. In addition, you may arrange | position an armrest part in a row by connecting with the both sides of the support | pillar part 13 and the breast-rest part 14. FIG.
In the present embodiment, the operation unit 15 is disposed on the support column 13, but the mounting position of the operation unit 15 is not limited to this, and a desired position such as the handrail unit 4 or the chest support unit 14 of the side frame 2. These positions can be selected as appropriate.

A method of using the manual mobile vehicle of the first embodiment configured as described above will be described.
FIG. 3 is a rear schematic perspective view showing a state where the trunk support portion of the manual movement vehicle in the first embodiment is lowered, and FIG. 4 shows the trunk support portion of the manual movement vehicle in the first embodiment. FIG. 5 is a schematic side view showing the lowered state, and FIG. 5 is a schematic rear view showing the state in which the trunk support portion of the manual movement vehicle in the first embodiment is lowered.
First, as shown in FIGS. 3 to 5, in the state where the trunk support portion 11 is lowered (the upper surface of the seating portion 12 is below the upper end of the handrail portion 4 of the side frame 2), the bed or toilet seat A user seated on a transfer object such as the hand grips the handle portion 4a and pulls the manual movement vehicle 1 toward the body. And after aligning the seating part 12 to a desired position and height, the brake lever 8a is operated, the driving wheel 6 is fixed, and transfer is performed. At this time, since the rear end of the seating portion 12 protrudes rearward from the rear end (grip portion 4a) of the handrail portion 4 of the side frame 2, the seating portion 12 can be brought close to the object to be transferred. Transfer to the unit 12 can be easily performed. In addition, by lowering the height of the seating portion 12 in advance to the same level as the height of the bed, toilet seat, etc. on which the user is sitting (holding the state after the previous use), the seating portion 12 The transfer to 12 can be performed smoothly. Further, when transferring, the weight can be supported by the side frame 2 by grasping the handrail portion 4 or the handle portion 4a, and the weight can be smoothly moved and seated on the seat portion 12. Then, the operation part 15 is operated, the raising / lowering mechanism part 10 is driven, and the trunk support part 11 is raised to a desired position. When the trunk support 11 stops moving up, the user operates the brake lever 8 a to release the fixation of the drive wheel 6, and the manual drive unit 7 drives the drive wheel 6 to move.
When moving, the body weight is deposited so as to hug the chest 14 and the gripping portion 14a is gripped, thereby suppressing tilting (blurring) of the body in the front-rear direction and the left-right direction. Moreover, both sides of the user's body can be protected by the armrests arranged on both sides of the support column 13 and the chest support unit 14, and excellent safety can be achieved even when the manual vehicle 1 is tilted in the left-right direction. .
In addition, when transferring to the transfer object, such as a bed and a toilet seat, from the manual type moving vehicle 1, the operation | movement should just be performed in a reverse order to the procedure mentioned above.

As described above, since the manually operated vehicle according to the first embodiment is configured, the following operation is obtained.
(1) There is no backrest in the trunk support part, and it can be seated on the seating part from the back of the base part, and there is no need to disassemble or deform the seating part when transferring, especially for the user's legs In the case of a cared person with weakness, it is possible to sit on the bed or toilet seat, etc. without changing the direction of the body, so that it can be easily straddled from the back of the base part and straddling the seat part. It is possible to transfer alone without renting, and the burden on the caregiver and care recipient (user) can be greatly reduced, resulting in excellent labor saving and usability.
(2) The trunk support portion has a chest support portion that is connected to the front end side of the seating portion, so that the body weight is stored in the forward leaning posture while being seated on the seating portion. It is possible to disperse the weight in the seating part and the chest support part and to support the user's body reliably, so when the trunk support part is raised and lowered by the lifting mechanism part, it is stable even without a backrest Can maintain a stable posture, and is excellent in stability of trunk support and safety during lifting operation.
(3) Since the trunk support part can be moved up and down as needed by the elevating mechanism part arranged on the base part, it is possible to easily switch between the sitting position and the standing position for transfer and movement. Excellent versatility and handling.
(4) Since the user's weight can be supported by the seating part and the chest support part of the trunk support part, the burden on the user's back and waist can be greatly reduced, and the sitting position or standing for a long time can be reduced. It is possible to maintain the position and move, and it is excellent in safety and continuous use.
(5) Since the seating part and chest support part of the trunk support part move up and down integrally by the lifting mechanism part, depending on the height of the transfer object such as the bed and toilet seat, the user's physique and posture, The height of the seating part and chest support part can be adjusted freely, and the weight can be supported by the breast support part when transferring the object to be transferred and the seating part close to each other. It can be operated and has excellent versatility and safety of transfer operation.
(6) Since the trunk support part can be moved up and down by the elevating mechanism part, the user can not only get on and off safely by moving the seating part and the chest support part downward, but also the seating part and chest after the seating. By moving this part upward, the user can be held in a desired posture (angle) or lifted to a desired height, and the user can move in a comfortable posture, Excellent usability.
(7) Since there is no backrest and the back of the user (the back of the seating section) is open, the back is used as it is if the user has a back or waist injury such as the spine or lumbar spine. (Back) can be easily examined, there is no need to move to a bed etc., the burden on the user can be reduced, the time required for the examination can be shortened, the workability and labor saving of the examination Excellent.
(8) When the trunk support part is moved upward, it can move (run) in a posture close to a standing position, so that the user can secure a wider field of view than conventional wheelchairs, and others It is highly visible, can avoid accidents such as collisions, is excellent in safety, can prevent deterioration of blood flow, can be used instead of a wheelchair, and can be used. Excellent.
(9) Because the trunk support can be moved upward, it is possible to reach places that could not be reached by conventional wheelchairs, and to put in and out of objects, open and close doors, and wash and cook dishes. The range of work can be expanded and the functionality is excellent.
(10) When the elevating mechanism is driven using an electric drive means and the trunk support is moved up and down, the hip joint, knee joint, ankle joint, etc. of the user can be moved, and even one person can bend and stretch It is possible to perform rehabilitation such as exercise to expand the range of joint movement of the lower body, increase muscle strength, improve blood flow, etc., and prevent lower body motor function and edema, etc. Excellent.
(11) A vertical support portion erected on both sides of the pedestal portion, a handrail portion disposed in parallel to the front-rear direction of the pedestal portion at the upper end portion of the vertical support portion, and a rear end side of the handrail portion. Since the side frame having the extending portion provided is provided, not only can the user's body be protected by the side frame, but also when the user moves from the bed or the toilet seat, the handrail of the side frame is provided. The seat and the extension part can be held close to the body, and the user's weight can be reliably supported by the side frame until the seat is seated on the seat. Excellent transfer safety.
(12) Since there is a drive wheel rotatably disposed outside each side frame, and a manual drive unit that is connected to the drive wheel and is manually driven by the user to rotate the drive wheel. A single user can move without the help of a caregiver, the burden on the caregiver can be reduced, and the usability is excellent.
(13) By having an auxiliary wheel which can be turned around at the lower end of the extending portion of each side frame, a large load such as the weight of the user is applied to the rear side of the base during transfer. However, it does not fall down, can reliably support the weight of the user during transfer and movement, and is excellent in safety.
(14) Since the moving direction of the trunk support portion when the trunk support portion is moved up and down by the lifting mechanism portion is inclined from the low rear position to the high front position of the platform portion, it can be quickly performed by one operation. The seating part and the chest part can be moved to and from the optimal position for movement (running), which is excellent in labor saving and usability.
(15) By moving the trunk support part from the low rear position to the high front position of the pedestal, the user can safely and smoothly move the weight without losing balance, and may fall or fall No one can use it with peace of mind, and it has excellent operational stability and reliability.
(16) When the upper surface of the seating part of the trunk support part is below the upper end of the handrail part of the side frame, the rear end of the seating part of the trunk support part is behind the rear end of the handrail part of the side frame. Can be easily moved by moving the seating part close to the transfer object such as a bed or toilet seat, and can be used even when there is no insertion space for the base part under the transfer object. Excellent versatility and usability.

  The present invention does not require a separate device for transfer, and the user can easily transfer to and from a bed, toilet seat, etc. without changing the direction of the body, and the structure is simple and can be used alone. It can be used for a long time without causing any load on the user's back or waist, and can be used without difficulty even if the spine is damaged. It is possible to greatly reduce the burden on caregivers (users) and to provide a hand-held mobile vehicle with excellent functionality and ease of handling that can be used instead of a conventional wheelchair. One manual mobile vehicle can be used for various purposes such as transfer / relocation and rehabilitation, greatly reducing the burden on caregivers and doctors as well as care recipients (users) can do.

DESCRIPTION OF SYMBOLS 1 Manual moving vehicle 1a Base part 2 Side frame 3a, 3b, 3c Vertical support part 3d Horizontal reinforcement part 4 Handrail part 4a Handle part 5 Extension part 6 Drive wheel 7 Manual drive part 8 Brake 8a Brake lever 9 Auxiliary wheel 10 Lifting mechanism part 11 Trunk support part 12 Seating part 13 Supporting part 14 Chest part 14a Grasping part 15 Operation part

Claims (3)

A base part, a vertical support part erected on both sides of the base part, a handrail part disposed on the upper end part of the vertical support part in parallel with the front-rear direction of the base part, and a rear end of the handrail part A side frame having an extending portion extending downward from the side, a driving wheel rotatably disposed on the outside of each side frame, and a user manually connected to the driving wheel. A manual driving unit that rotates the driving wheel by driving the auxiliary wheel, an auxiliary wheel that is pivotably disposed at a lower end portion of the extending portion of each of the side frames, and a base unit. A trunk support that has a lifting mechanism part, a seating part on which the user sits from the back of the base part, and a chest support part that is connected to the front end side of the seating part, and that moves up and down by the lifting mechanism part And a manual movement vehicle characterized by comprising: The moving direction of the trunk support portion when the trunk support portion is moved up and down by the lifting mechanism portion is inclined from a rear low position to a front high position of the platform portion. The manual moving vehicle according to 1. When the upper surface of the seating portion of the trunk support portion is below the upper end of the handrail portion of the side frame, the rear end of the seating portion of the trunk support portion is the position of the handrail portion of the side frame. The manual movement vehicle according to claim 2, wherein the manual movement vehicle is located rearward of the rear end.