KR101590390B1 - Slide lift type wheelchair storage system for vehicle - Google Patents

Abstract

The present invention relates to a slide lift type wheelchair storage system for a vehicle, comprising: a trunk receiving device disposed in a forward/backward direction from an entrance to an inner side of the inside of a vehicle trunk, allowing a wheelchair to be installed therein, and slidably moving the wheelchair in the forward/backward direction of the trunk to receive the wheelchair into or draw the wheelchair out of the trunk; a hoist device having one end thereof rotatably connected to a roof of the vehicle and the other end thereof selectively connected to the wheelchair, to tow the wheelchair to the trunk receiving device or outwardly move the wheelchair from the trunk receiving device; and a control unit connected to the trunk receiving device to control the wheelchair to be received into or drawn out of the trunk, and connected to the hoist device to control the hoist device to install the wheelchair to the trunk receiving device or outwardly tow the wheelchair from the trunk receiving device. Thus, since a receiving space of the vehicle roof is minimized, an outer appearance can be enhanced, and since air resistance is minimized, fuel efficiency can be minimized. In addition, since a trunk space required for receiving the wheelchair is reduced, an application vehicle range can be widened from a small sedan to an SUV vehicle, extending users′ vehicle selection.

Description

[0001] Slide lift type wheelchair storage system [0002]

The present invention relates to a slide lift type vehicle wheelchair storage system, and more particularly, to a slide wheel lift type vehicle wheelchair storage system that minimizes an installation space of a vehicle roof to reduce air resistance as well as appearance, And more particularly to a slide-lift type vehicle wheelchair storage system capable of storing wheelchairs.

Generally, a wheelchair user uses a wheelchair as a direct means of transportation. Therefore, in case of a long distance travel, the problem of transferring a wheelchair is always accompanied. Therefore, when moving to a bus, a subway, or a taxi, In the case of self-driving, the driver relies on the passenger or others to solve the wheelchair transfer problem.

However, the above-described methods require help of others. For a wheelchair user who uses a wheelchair as a direct moving means, the problem of wheelchair transportation always occurs during a long distance travel. In order for a wheelchair user to be able to live independently, However, it is difficult to solve such a transportation problem when the wheelchair user carries out the self-driving. This is due to the fact that wheelchair users are widening their social activities by self-driving as the age of the mica is opened, and it is urgent to find effective alternatives in the light of the increasing trend of the self-driver of the elderly as the aging society comes have.

On the other hand, there are a top-roof hoist system and a manipulator loading hoist system as wheelchair storage systems for storing the wheelchair in a vehicle.

The top-roof hoist system is a system in which the wheelchair is lifted and lowered and the wheelchair is housed in a storage space mounted on the roof of the vehicle. In this case, the storage space of the vehicle roof is large The appearance of the vehicle is not only unnatural, but also increases the loss of energy due to an increase in air resistance when the vehicle is running. As an example of the above-described technology for the top-loop hoist system, US Patent No. 4,376,611 entitled " Car top carrier for wheelchair "and International Publication WO 2006/006145 for 'Mechanism for insertion of a wheelchair into a car' Have been disclosed.

On the other hand, a manipulator loading hoist method is a method in which a manipulator is mounted on a trunk and the wheelchair is directly housed in the trunk, which is the most natural and clean method by the user, &Quot; Mechanism for insertion of a wheelchair into a car " in U.S. Patent Application Serial No. 6,001,602, and 'Car top carrier for wheelchair' in U.S. Patent No. 4,376,611.

However, in such a case, since the trunk is configured to accommodate all of the storage devices including the wheelchair, it is necessary to secure a certain amount of trunk space, which is difficult to apply to a small sedan. In particular, in the case of the Republic of Korea, the LPG vehicle can be used for the purpose of reducing the fuel cost of the handicapped. In such an LPG vehicle, since the LPG tank is embedded in the trunk, the manipulator loading hoist system There is an impossible problem.

As described above, the conventional wheelchair storage device for a vehicle is not good in appearance because of a large space occupied in the vehicle roof, which causes a decrease in fuel consumption due to air resistance, There is a problem that a vehicle applied in consideration of a trunk space and the like is limited.

The present invention minimizes the storage space of the vehicle roof to improve the appearance of the vehicle roof, minimizes the air resistance and improves the fuel economy, as well as enhances the slidability of the vehicle from the small sedan to the SUV The object of the present invention is to provide a lift type vehicle wheelchair storage system.

The present invention relates to a clamping apparatus for clamping a wheelchair, comprising a clamping module provided inside a vehicle trunk for receiving and withdrawing a wheelchair, the clamping module having a first docking portion selectively grasping the wheelchair, A trunk storage device including a lifting module and a transport module disposed in a back and forth direction in a vehicle trunk and having the lifting module mounted thereon to slidably move the lifting module and the wheelchair in forward and backward directions of the trunk to store and retrieve the trunk in a trunk; A hoist device having one end rotatably connected to a roof of the vehicle and the other end having a second docking part selectively connected to the first docking part to move the clamping module and the wheelchair; And a control unit connected to the trunk storage unit to control the storage and withdrawal of the wheelchair in a trunk and to connect the wheelchair to the trunk storage unit and to connect the wheelchair to the hoist unit, And a control unit for controlling the driving of the device. The present invention also provides a slide-lift type vehicle wheelchair storage system.

Here, the conveying module may further include a rotation unit that rotates the lifting module at one end and seats the lifting module, wherein the rotation unit includes: a hinge unit for coupling the one end and the lower end of the lifting module to each other so as to be rotatable; And an absorber connected to the module for absorbing impact when the lifting module is seated while rotating.

At this time, the absorber includes a cylinder-piston type gas absorber, a wire motor, one end connected to the lifting module, one end connected to the wire motor, and the other end connected to the upper end of the lifting module And a lift wire.

The conveying module may include a motor, a ball screw disposed in a direction of drawing the wheelchair and connected to the motor, and a ball screw coupled to the ball screw to reciprocate back and forth along the ball screw when the ball screw rotates And a seating part on which the wheelchair is seated upward and to which the lifting module is connected.

In addition, the hoist apparatus includes a housing provided in a loop of a vehicle and having a storage space therein, and is provided in a housing space of the housing. When the hoist apparatus is in use, the hoist apparatus moves from the storage space to move the wheelchair, And a lifting portion for lifting the clamping module up and down by a driving portion, the lifting portion being provided at an exposed end of the manipulator and having the second docking portion at an end thereof.

The slide-lift type vehicle wheelchair storage system according to the present invention provides the following effects.

First, by minimizing the storage space of the vehicle roof, it is possible to improve the appearance, thereby compensating for the apparent disadvantages, and minimizing the air resistance, thereby minimizing fuel consumption reduction.

Second, since there is less room for trunk space for wheelchair storage, it is possible to extend the range of applications from small sedans to SUVs, thus widening the choice of users' vehicles.

Third, the wheelchair can be transferred from the vicinity of the driver's seat to the rear trunk position, and can be easily stored and taken out into the trunk, thereby providing maximum convenience in use.

Fourth, not only convenience of use but also safety accident can be prevented, so that the safety of the user can be guaranteed.

Fifth, without a conventional top-loop wheelchair transfer manipulator hoist device, it can be easily utilized by a woman or an elderly person and can be used as an independent semi-automatic wheelchair storage system.

1 is a front view showing a slide-lift type wheelchair storage system according to an embodiment of the present invention.
Fig. 2 is a perspective view showing the trunk storage apparatus of Fig. 1;
3 is a block diagram showing a control flow of the control unit of FIG.
Figs. 4 to 6 are front views showing an operation process of the trunk storage device of Fig. 1;

Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings.

1 and 2, a slide-lift type vehicle wheelchair storage system 600 (hereinafter referred to as a "wheelchair storage system for a vehicle") according to an embodiment of the present invention includes a trunk storage device 100, An apparatus 200, and a control unit 300.

The trunk storage device 100 is arranged in the front and rear direction along the inner side at the entrance side inside the vehicle trunk 12 and the wheelchair 20 is seated so that the wheelchair 20 can be moved in the forward and backward directions of the trunk 12 So that the wheelchair 20 can be received and taken out by the trunk 12.

In detail, the trunk lid 100 includes a clamping module 110, a lifting module 120, and a conveying module 130. The clamping module 110 is a device for gripping and fixing the wheelchair 20 for transferring the wheelchair 20 and includes a first docking part 112 for selectively gripping the wheelchair 20 . Here, the clamping module 110 may be a known toggle clamp, but is not limited thereto.

The lifting module 120 is connected to the clamping module 110 to move up and down the clamping module 110. The lifting module 120 includes a lifting slider 122 and can be driven by a linear bushing, a shaft, and a ball screw, and a detailed description thereof will be omitted.

The transport module 130 is disposed in the forward and backward direction in the vehicle trunk and the lifting module 120 is seated to slidably move the lifting module 120 and the wheelchair 20 in the forward and backward directions of the trunk, It takes the role of withdrawing.

In detail, the transfer module 130 includes a motor 132, a ball screw 133, and a seating part 134. The motor 132 rotates the ball screw 133 in the normal direction and the reverse direction so that the seating part 134 can reciprocate along the ball screw 133 in the forward and backward directions.

The motor 132 is driven in accordance with a signal received from the controller 300, and the rotation speed control and the like operate stably in consideration of the storage and retrieval speed of the wheelchair 20. Meanwhile, a known electric motor can be used for the detailed description of the motor 132, and a detailed description thereof will be omitted.

The ball screw 133 is disposed in the pull-out direction of the wheelchair 20 and connected to the motor 132 to rotate.

The ball screw 133 is disposed in the pull-out direction of the wheelchair 20 and connected to the motor 132 to rotate. Here, the ball screw 133 is preferably inclined downward from the entrance side of the trunk 12 toward the inside, so that the wheelchair 20 can be easily stored and taken out. The ball screw 133 may be spaced apart from the wheelchair 20 in consideration of the size of the wheelchair 20 and the space of the trunk 12, 134) and can be stably supported without shaking.

The seat part 134 is coupled with the ball screw 133 and reciprocates back and forth along the ball screw 133 when the ball screw 133 rotates. The wheelchair 20 is seated upward, The lifting module 120 is connected.

At this time, it is preferable that the seat portion 134 is formed to be inclined downward from the entrance of the vehicle trunk to the inside of the vehicle trunk in the range of 5 to 7 degrees, preferably 6 degrees, so as to obtain optimum utilization for the trunk space .

The seating part 134 is reciprocated back and forth along the ball screw 133 when the ball screw 133 is rotated in the forward and reverse directions while being screwed with the ball screw 133 and the wheelchair 20 Lt; / RTI >

In detail, the seating part 134 is first passed through in the front-rear direction and inserted into the inner circumferential surface of the ball screw 133, and the inner circumferential surface of the seating part 134 is formed with a through-hole having a screw thread engaging with the ball screw 133. In addition, the seating portion 134 preferably has a support surface whose upper surface is flat so that the wheelchair 20 or the wheelchair cabinet described later can be stably stood and supported upward. However, as shown in the figure, the support plate 132, which can more stably support the wheelchair 20, may be coupled to the upper surface of the seating part 134.

The seat portion 134 is configured to reciprocate back and forth in a state of supporting the wheel chair 20 upward without revolving against the ball screw 133 when the ball screw 133 rotates forward and backward And the detailed configuration thereof will be omitted since it corresponds to the operation and configuration of the known ball screw 133 and the nut.

Further, the trunk storage device 100 preferably includes a motor 132, a ball screw 133, and a support (not shown) for supporting the seat 134. The support portion (not shown) may have various configurations as long as it can achieve the above object, such as a frame structure capable of supporting the above structures upwardly or a frame structure composed of a combination of support bars.

The feeding module 130 may further include a rotation unit 131 that rotates the lifting module 120 at one end to seat the wheelchair 20 and rotates the wheelchair 20 when the wheelchair 20 is stored and reversely housed. So that the vehicle trunk can be stored more efficiently. Here, the rotation part 131 is rotated using the self weight of the wheelchair 20, and can rotate with a small force.

Specifically, the rotation unit 131 includes a hinge unit 1311 and an absorption unit 1312. The hinge portion 1311 has one end portion and the lower end portion of the lifting module 120 pivotally coupled to each other, and a known hinge shaft may be used, but the present invention is not limited thereto.

The absorbing part 1312 is connected to the lifting module 120 to prevent the lifting module 120 from instantly rotating rapidly due to its own weight when the lifting module 120 is rotated while the lifting module 120 is rotated. And at the same time absorbs the impact and enables stable rotation.

Specifically, the absorber 1312 includes a gas absorber 1313 and a lift wire 1314, one end of which is connected to the lifting module 120. Here, the gas absorber 1313 is a cylinder-piston type as shown in FIG. 14, which is a preferred embodiment, and various configurations are applicable as long as the above objects can be achieved.

The lift wire 1314 is wound or unwound by a wire motor 1315, a known small winch system can be applied, and the lift wire 1314 can be rotated by a small force using its own weight.

The trunk storage device 100 further includes a guide portion which is disposed along the entrance side and the inside of the trunk 12 and guides the wheelchair 20 stored and withdrawn into the trunk 12 . However, the present invention is not limited thereto. The guide rail may be a guide rail disposed adjacent to the lower side of the wheelchair 20 to guide the wheelchair 20.

3, the trunk storage device 100 is provided inside the trunk 12 of the vehicle 10 so that the wheelchair 20 is stored in the trunk 12, And a position fixing unit 400 for clamping the position of the wheelchair 20 to fix the position of the wheelchair 20.

In addition, the trunk storage device 100 includes a sensing unit 510 for recognizing whether the wheelchair 20 is stored in the trunk 12, and a controller 50 for, when the wheelchair 20 is stored in the trunk 12, And a safety device 520 for clamping the wheelchair 20 received and receiving signals from the sensing unit 510 to fix the position of the wheelchair 20.

Here, the sensing unit 510 senses whether the wheelchair 20 is housed in the trunk 12, and may include various known positions, such as a position sensor and a contact sensor, Can be used.

The safety device 520 can secure the position of the wheelchair 20 by fixing the position of the wheelchair 20 when the wheelchair 20 is received and securely hold the wheelchair 20 safely It plays a role of catching.

The safety device 520 has a structure for clamping or unclamping the wheel chair 20 according to a signal received from the sensing unit 510. Various configurations such as an actuator, a motor, and a wire can be applied. The safety device 520 includes a hook structure for clamping the wheel chair 20 and for hooking the wheel chair 20 or a cabinet to be described later according to an operation, It is needless to say that various configurations such as a configuration for clamping or unclamping the cabinet 20 or the cabinet can be applied.

In the meantime, a method in which the position fixing unit 400, the sensing unit 510 and the safety device 520 are driven independently of each other, or the control unit 300 is connected to the controller 300, And a method of integrally controlling the control unit 400 may be applied. That is, the sensing unit 510 transmits the reception information of the wheelchair 20 to the controller 300, and the controller 300 controls the safety unit 520 based on the signal of the sensing unit 510, And the like.

The position fixing part 400 and the safety device part 520 clamp or unclamp the wheel chair 20 or a wheel chair cabinet described later according to a signal, A clamping device, and the like, and a detailed description thereof will be omitted.

In this embodiment, the position fixing unit 400 and the safety device unit 520 are configured separately and each is driven and controlled. However, in some cases, And the safety device 520 may be integrated into one unit.

The hoist device 200 includes a first docking part 232 rotatably connected to the roof 11 of the vehicle 10 at one end and a second docking part 232 selectively connected to the first docking part 112 at the other end To move the clamping module 110 and the wheelchair 20 to the trunk storage device 100 or to move the wheelchair 20 from the trunk storage device 100 to the outside.

The hoist apparatus 200 includes a housing 210 provided in the roof 11 of the vehicle 10 and a manipulator 220 and an ascending and descending section 230. The housing 210 is provided in the roof 11 of the vehicle 10 and has a storage space therein to house the hoist 220. Further, the housing 210 can be opened and closed, and can be opened and closed according to the operation of the hoist 220. The opening and closing operation of the hoist 220 can be automatically or manually operated by the user through the control unit 300 .

The manipulator 220 is provided in a storage space of the housing 210 and moves the wheelchair 20 from the storage space when the controller 300 is used by the controller 300. When not in use, As shown in Fig.

Here, the manipulator 220 is mounted on the roof 11 of the vehicle and grips the wheelchair 20 at the driver's seat while retracting and rotating by the telescopic arm, thereby transferring the wheelchair 20 to the rear trunk storage unit of the vehicle. Meanwhile, the manipulator 220 is preferably a method using the telescopic arm, but the present invention is not limited thereto, and various structures such as a polygonal structure may be applied, and a detailed description thereof will be omitted.

The ascending and descending portion 230 is provided at the exposed end of the manipulator 220 and is provided with the second docking portion 232 at an end thereof and the clamping module 110 is moved up and down by the driving portion 240 Up and down. When the wheelchair 20 is docked on the wheelchair gripper 114, the lifting and lowering part 230 moves up and down the wheelchair 20 up to the docking position of the lifting and lowering slider 122 of the lifting module 120 . At this time, the wheelchair gripper 114 grips and fixes the wheelchair 20 for transferring the wheelchair 20, and can be configured to grip by applying a known togloid clamp using a wheelchair structure. The ascending and descending section 230 is preferably a known electric actuator but is not limited thereto.

The trunk storage device 100 includes a docking device for docking the wheelchair 20 and the wheelchair gripper 114 and docking the lifting module 120 and the lifting slider 122 and the clamping module 110, Respectively. The docking device attached to the wheelchair gripper 114 and the docking device attached to the electric actuator are coupled to the first docking part 112 As shown in Fig. Here, the docking devices are provided with a safety function to prevent vertical dropping, and at the same time, there is attached a magnetic device for fixing movements before and after docking.

When the guide pin attached to the wheelchair gripper 114 is inserted along the guide groove of the ascending / descending slider 122, the wheelchair gripper 114 and the ascending and descending slider 122 are docked by the magnetic device. .

The ascending and descending slider 122 docks the wheelchair gripper 114 to raise and lower the wheelchair 20 up and down for storage and reverse storage. The ascending and descending slider 122 ascends and descends through the ascending and descending rail, and the linear bushing and the shaft are guided But it is not limited thereto. Here, it is preferable that the ball screw transfer device is driven by a motor and a gear system.

The transfer module 130 includes a front rear slider 135 connected to the rotation part 131 when the wheelchair 20 is rotated by the rotation part 131 and a front rear slider rail 136 sliding the front rear slider 135, To the inside or outside of the trunk. Here, the front rear slider rail 136 is fixedly mounted in the trunk, and the front rear slider 135 is moved by a ball screw using the linear bushing and the shaft as guides. At this time, But is not limited to, the gear mechanism and the motor.

The wheelchair storage system 600 for a vehicle is provided with a wheelchair storage space 701 capable of receiving the wheelchair 20 in a substantially box shape with both sides thereof opened and is seated in the trunk storage device 100 It is preferable to further include a wheelchair cabinet.

The wheelchair cabinet includes a wheelchair 20 accommodated in the wheelchair storage space in a box shape whose specification side is opened in consideration of the size of the wheelchair 20 and can be stably mounted on the seating portion 134, And the upper end portion of the hoist 220 is clamped. Here, it is preferable that the coupling between the upper end of the wheelchair cabinet and the end of the hoist 220 is detachable using an electromagnet, but other clamping structures may be applied. Meanwhile, the wheelchair 20 is preferably a foldable wheelchair 20 for compactness of a necessary space.

In addition, the vehicle wheelchair storage system 600 may include a rainwater collecting system that can be conveniently used by a user whose behavior is poor even in a rainy day through a universal design. Here, the rainwater collecting system utilizes a roof lower space for supporting a storage box installed in the roof 11 of the vehicle 10 so that a plate-shaped plate is supported by an actuator so that the occupant of the wheelchair 20 is positioned next to the driver's seat As shown in Fig. In another embodiment, the rainwater collecting system can be configured so that the flexible material can be expanded in a horizontal direction or a fan-like direction using a folded wrinkle material.

3, the controller 300 is connected to the trunk lid 100 to control the wheelchair 20 to be received and taken out by the trunk 12, and connected to the hoist 200 The wheelchair 20 is seated in the trunk storage device 100 and the hoist device 200 is driven and controlled to pull the wheelchair 20 from the trunk storage device 100 to the outside. The control unit 300 drives and controls the position fixing unit 400 and senses the housed state signal of the wheelchair 20 from the sensing unit 510 to control the safety unit 520 have. Further, the control unit 300 may enable the integrated control of the vehicle in conjunction with the ECU of the vehicle 10. [

4 to 6, first, the wheelchair 20 is clamped to the clamping module 110 using the hoist apparatus 200, and then, And docked to the lifting module 120 as shown in FIG. Then, as shown in FIG. 6, when the wheelchair is rotated 90 degrees through the rotation part 131 and is seated in the seating part 134, the ball screw 133 is rotated by the motor 132, The wheel chair 20 is received and drawn while the sliding member 134 slides along the ball screw 133 in the forward and backward directions of the trunk 12.

As described above, the vehicle wheelchair storage system 600 of the present invention is configured such that only the hoist apparatus 200 is mounted on the roof 11 of the vehicle 10 to minimize the storage space of the roof 11, And the wheelchair 20 can be accommodated in the trunk 12 to maximize the space of the trunk 12 and achieve optimal storage of the wheelchair 20. [ In addition, since the vehicle wheelchair storage system 600 can transfer the wheelchair 20 from the driver's seat to the trunk storage device 100 without the assistance of the assistant, the user of the wheelchair 20 can enjoy the self- Can be further improved.

While the present invention has been described with reference to exemplary embodiments, it is to be understood that the invention is not limited to the disclosed exemplary embodiments, but, on the contrary, is intended to cover various modifications and equivalent arrangements included within the spirit and scope of the appended claims. Accordingly, the true scope of the present invention should be determined by the technical idea of the appended claims.

100 ... trunk lid 110 ... clamping module
112 ... first docking unit 114 ... wheelchair gripper
120 ... lifting module 122 ... ascending / descending slider
130 ... Feed module 131 ... Rotation part
1311 ... hinge portion 1312 ... absorbing portion
1313 ... gas absorber 1314 ... lift wire
1315 ... wire motor 132 ... motor
133 ... ball screw 134 ... seat part
135 ... Front rear slider 136 ... Front rear slider rail
200 ... hoist device 210 ... housing
220 ... manipulator 230 ... ascending /
232 ... second docking unit 240 ... driving unit
300 ... control unit 400 ... position fixing unit
510 ... sensing unit 520 ... safety unit
600 ... car wheelchair storage system

Claims (5)

A lifting module connected to the clamping module for lifting and lowering the clamping module; and a lifting module for lifting and lowering the clamping module, A trunk storage device including a transport module disposed in a front and rear direction inside a vehicle trunk and having the lifting module mounted thereon to slidably move the lifting module and the wheelchair in forward and backward directions of the trunk to store and retrieve the trunk in a trunk;
A hoist device having one end rotatably connected to a roof of the vehicle and the other end having a second docking part selectively connected to the first docking part to move the clamping module and the wheelchair; And
And a control unit connected to the trunk storage unit to control the storage and withdrawal of the wheelchair in a trunk and to connect the wheelchair to the trunk storage unit and to draw the wheelchair from the trunk storage unit to the outside, And a control unit for controlling the driving of the wheelchair storage unit.
The method according to claim 1,
The transfer module includes:
Further comprising: a rotation part that rotates the lifting module at one end and seats the lifting module,
The rotation unit includes:
A hinge portion for pivotally connecting the one end portion and the lower end portion of the lifting module to each other,
And an absorber connected to the lifting module to absorb an impact when the lifting module is seated while rotating.
The method of claim 2,
The absorber may comprise:
One end connected to the lifting module and having a cylinder-piston type gas absorber,
And a lift wire including a wire motor, one end wound around the wire motor and the other end connected to an upper end of the lifting module.
The method according to claim 1,
The transfer module includes:
A motor,
A ball screw disposed in a direction in which the wheelchair is drawn out and connected to the motor and rotating,
And a seating part coupled to the ball screw and reciprocating back and forth along the ball screw when the ball screw rotates, and a seating part on which the wheelchair is seated upwardly and to which the lifting module is connected.
The method according to claim 1,
The hoist apparatus includes:
A housing provided in a roof of the vehicle and having a storage space therein,
A manipulator which is provided in the housing space of the housing and which is extended from the storage space to move the wheelchair when in use and is folded and received in the storage space when not in use,
And a lifting and lowering portion provided at an exposed end of the manipulator and having the second docking portion at an end thereof and moving up and down the clamping module by a driving portion.

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