KR200413641Y1 - Wheel chair capable of going up slope - Google Patents

Abstract

The present invention provides a wheelchair that can move the jaw to raise the jaw in a wheelchair by configuring as economically as possible through a relatively simple configuration. The wheelchair 10 has a seating portion 14 configured to allow the occupant to sit on the frame 12, and the rear wheel 16 coupled to both rear ends of the frame 12 and the front wheel 18 coupled to both front ends. It is provided so that the occupant can rotate the rear wheel 16 with both hands to run, the frame 12 is the rear wheel support portion 20 is coupled to the seat 14 and the rear wheel 16; The front wheel support portion 40 is coupled to the rear wheel support portion 20 so as to extend in a forward direction, and the front wheel support portion 40 is coupled to the front wheel portion 18 so that the front wheel support portion 40 extends forward from the rear wheel support portion 20 when necessary. In this way, the front wheel 18 has a longer length from the seat 14 so that the jaw 1 can be moved.

Description

Wheelchair which can move jaw {WHEEL CHAIR CAPABLE OF GOING UP SLOPE}

1 is a photographic view for explaining a general wheelchair;

2 is a view for explaining a wheelchair capable of moving the jaw according to the spirit of the present invention;

Figure 3 is a view for explaining the front wheel jaw support to make it more convenient when lifting the chin in the wheelchair of Figure 2;

4A and 4B are views showing a state in which a jaw is raised using a wheelchair that can move a jaw according to a preferred embodiment of the present invention;

5A and 5B are views illustrating a state where the jaw is lowered using the wheelchair which can move the jaw according to the preferred embodiment of the present invention.

Explanation of symbols on the main parts of the drawings

1: Jaw 10: Wheelchair (movable jaw)

12 frame 14 seating part

16: rear wheel 18: front wheel

20: rear wheel support 22: rear vertical bar

24: rear top horizontal bar 26: rear bottom horizontal bar

28: clamp 40: front wheel support

42: shear vertical bar 44: shear upper horizontal bar

46: horizontal front lower bar 50: front wheel jaw support

52: rotation block 54: hinge axis

56: sliding bar 59: plate

The present invention relates to a wheelchair that can move the jaw, and more specifically, the frame consists of a rear wheel support and a front wheel support to extend the front wheel support, and to provide a front wheel jaw support so that the road boundary or It relates to a jaw-movable wheelchair that allows for stable operation of the slightly lower jaw at the entrance of the building.

As shown in FIG. 1, which is used for the handicapped, the patient, and the elderly, the seating unit 120 is configured to allow the occupant to sit on the frame 110, and both sides of the rear end of the frame 110. Equipped with a rear wheel 130 coupled to the front wheel 140 coupled to both sides of the front end so that the occupant can run by rotating the rear wheel 130 with both hands, or an electric motor is installed to enable automatic operation have.

On the other hand, as the social consensus to secure the equality of the right of passage is formed, problems on the passage that hinder the passage of wheelchairs are emerging, and various techniques for improving the right have been proposed. For example, a technology for constructing a wheelchair for convenient passage by removing a jaw formed on a road boundary or a building entrance has been applied. However, in the case of the existing road boundary or building, such problems remain intact, and it is true that construction of roads or buildings that allow wheelchairs to pass freely is still made.

In order to improve such a problem, various techniques have been proposed for driving the place where the jaw is in the wheelchair itself. For example, the Republic of Korea Registered Utility Model Registration No. 20-0234218 "Wheelchair that can climb the chin" is provided on the lower side of the front wheel support is provided on both sides by the hinge of the central axis of the front wheel to rotate and change the direction of the road A wheelchair comprising a jaw pressing member pressurizing one side of the jaw, a resilient member provided at the center of rotation of the jaw pressing member, and a rotating force transmission unit for applying a turning force to the jaw pressing member are provided. Patent Publication No. 90-002241, "Stair wheelchair device," is provided with two H-shaped frames each on the outside of the wheelchair wheel, and a corresponding pole is installed in the plurality of vertical pillars of the H-shaped frame. Drive motors for driving the frame are installed in the gearbox, and drive motors for driving the pole stand are installed in the H-frame, and the motor and the H-frame are connected to the gearbox. It is proposed to form a toothed gear to be engaged with the gears supported on the shaft of the motor, the drive of the plurality of motors is proposed a stair wheelchair device configured to be controlled by a drive control microcomputer.

However, the wheelchair according to the related art has a problem in that the configuration for allowing the jaw to be raised is complicated, and it is difficult to widely spread the relationship between the expensive motor and the electronic equipment.

Accordingly, an object of the present invention is to solve the above problems, and to provide a wheelchair of a new type of jaw movement that can raise the jaw with a wheelchair by configuring economically as possible through a relatively simple configuration.

In particular, the present invention consists of a rear wheel support and a front wheel support to extend the front wheel support, and to provide a front wheel jaw support so that the stable operation of the slightly lower jaw of the road boundary or building entrance through a relatively simple configuration The purpose is to provide a new type of wheelchair that can move the jaw.

According to a feature of the present invention for achieving the above object, the present invention is the seating portion 14 is configured to allow the occupant to sit on the frame 12, the rear wheel 16 is coupled to both sides of the rear end of the frame 12 And a front wheel 18 coupled to both sides of the front and rear so that the occupant can move by rotating the rear wheel 16 with both hands, the frame 12 is the seat 12 and the seat 14 A rear wheel support 20 to which the rear wheel 16 is coupled; The front wheel support portion 40 is coupled to the rear wheel support portion 20 so as to extend in a forward direction, and the front wheel 18 is coupled to the front wheel support portion 40 from the rear wheel support portion 20 when necessary. Direction so that the front wheel 18 has a longer length from the seating portion 14 than when traveling so that the jaw 1 can be moved.

In a wheelchair that can move the jaw according to the present invention further comprises a pair of front wheel jaw support 50 coupled to both sides of the front wheel support (40); The front wheel jaw pedestal 50 is coupled to the front wheel support portion 40 by a hinge shaft 54 is rotated in the front and rear direction with respect to the front wheel support portion 40 and the rotation block 52, The sliding bar 56 is coupled to be slidable up and down, and is positioned inside the sliding bar 56 so that the upper side is coupled to the lower end of the sliding bar 56 so that the bottom is placed on the jaw 1. In the front wheel 18 may be provided with a plate 58 to rise to the upper surface.

In the wheelchair which can move the jaw according to the present invention, the rear wheel support part 20 of the frame 12 is vertically coupled to the rear vertical bar 22 formed vertically and the rear vertical bar 22 vertically in the forward direction. Hollow rear hollow horizontal bar 24 and the hollow that is vertically coupled in the front direction of the rear vertical bar 22 in parallel to the rear horizontal upper bar 24 at the lower side of the rear horizontal bar 24 A rear horizontal bar 26 of the front end, and the front wheel support part 40 of the frame 12 is vertically coupled to the front vertical bar 42 formed vertically, and vertically backward to the front vertical bar 42. And a front upper horizontal bar 44 slidably inserted into the rear upper horizontal bar 24 and coupled to the front upper horizontal bar 44 at a lower side of the front upper horizontal bar 44. Vertically coupled to the rear of the vertical bar 22 And a front lower horizontal bar 46 slidably inserted into the rear lower horizontal bar 26 and coupled to the rear upper horizontal bar 24 and the rear lower horizontal bar 26, respectively. A clamp 28 may be further provided to fix the horizontal bar 44 and the front lower horizontal bar 46.

Figure 2 is a view for explaining a jaw movable wheelchair according to the technical idea of the present invention, Figure 3 is a view for explaining a front wheel jaw support to make it more convenient when you lift the chin in the wheelchair of FIG.

Referring to Figure 2, the wheelchair 10 according to the present invention is basically a seating portion 14 is configured to allow the occupant to sit on the frame 12, like a conventional wheelchair, coupled to both sides of the rear end of the frame 12 The rear wheel 16 and the front wheel 18 coupled to both sides of the front end is configured to allow the occupant to rotate the rear wheel 16 with both hands. In particular, the wheelchair 10 according to the present invention includes a rear wheel support portion 20 in which the frame 12 is coupled to the seating portion 14 and the rear wheel 16; The front wheel support portion 40 is coupled to the rear wheel support portion 20 so as to extend in a forward direction, and the front wheel support portion 40 is coupled to the front wheel support portion 18, if necessary, so that the front wheel support portion 40 can move forward from the rear wheel support portion 20. By extending, the front wheel 18 has a longer length from the seat 14, so that the jaw 1 can be moved.

As described above, the wheelchair 10 capable of moving the jaw according to the present invention is configured to be economically possible as much as possible by using a relatively simple configuration, compared to the technology that must be equipped with various electric motors and electronic control devices. It can provide the convenience of using a wheelchair while reducing the cost burden.

On the other hand, such a wheelchair 10 can be used in various forms of coupling structure for the extension of the rear wheel support portion 20 and the front wheel support portion 40, but to have the simplest structure in consideration of the economic aspect of the present invention. can do. That is, the rear wheel support portion 20 is a rear vertical bar 22 that is vertically formed, a hollow rear end upper horizontal bar 24 vertically coupled to the rear vertical bar 22, and the rear upper horizontal bar. It is configured to have a hollow rear end lower horizontal bar 26 coupled vertically in the forward direction of the rear end vertical bar 22 parallel to the rear end upper horizontal bar 24 at the lower side of the 24. The front wheel support portion 40 of the frame 12 is vertically coupled to the front vertical bar 42 formed vertically, and vertically coupled to the front vertical bar 42 so as to be slidable to the rear upper horizontal bar 24. A front upper horizontal bar 44 inserted into and coupled with a lower rear end of the vertical vertical bar 22 parallel to the upper horizontal horizontal bar 44 at the lower side of the upper horizontal horizontal bar 44 It is configured to have a front lower horizontal bar 46 is slidably inserted into the horizontal bar (26). The rear wheel support 20 and the front wheel support 40 configured as described above are coupled to the rear upper horizontal bar 24 and the rear lower horizontal bar 26, respectively, to the front upper horizontal bar 44 and the front lower horizontal bar 46. By applying a clamp (28) fixing the front wheel support (40) is usually fixed to the rear wheel support (20), when it is necessary to raise or lower the jaw, loosen the clamp (28) and the front wheel support (40) By extending and fixing again, the front wheel support 40 moves away from the seat 14 so that the front wheel 18 is at a long distance from the center of gravity even when the jaw is moved so that the front wheel 18 can easily move the jaw. .

On the other hand, as shown in Figure 3, the above-described wheelchair 10 may constitute a front wheel chin pedestal 50 that is specially configured to make the chin more convenient. 2 and 3, such a front wheel jaw support 50 is coupled to both sides of the front wheel support portion 40, and provided with a rotation block 52, a sliding bar 56 and a plate 58, It is done. The rotation block 52 is coupled to the front wheel support 40 by the hinge shaft 54 and rotates in the front-rear direction with respect to the front wheel support 40. The sliding bar 56 is coupled to be slidable in the vertical direction of the rotation block 52. The plate 58 is located inside the sliding bar 56 so that the upper side is coupled to the lower end of the sliding bar 56 so that the front wheel 18 can rise to the upper surface in a state where the bottom is placed on the jaw 1. .

The front wheel chin support 50 as described above makes it more convenient to use when climbing the chin with a wheelchair (10). That is, the wheelchair 10 according to the present invention is capable of raising and lowering the jaw by using the above-described frame 12 configuration, but a lot of force is required when the occupant needs to drive by rotating the rear wheel 16 directly. Done. Therefore, the front wheel chin pedestal 50 allows to raise the chin while minimizing the force even in this case.

Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings, FIGS. 4A to 5B, and like reference numerals denote like elements for performing the same function in FIGS. 2 to 5B. Meanwhile, the drawings and detailed descriptions of the technical configuration and operation of the general wheelchair in each drawing are easily understood by those skilled in the art, and thus, briefly omitted or omitted, and the parts related to the present invention are illustrated. In addition, the size and shape of the assembly portion or the connecting portion in the figure of the drawings, or the difference in dimensions from the other drawings are merely urban differences and do not limit or change the technical idea of the present invention.

Figures 4a and 4b is a view showing a state of lifting the jaw using the jaw movable wheelchair according to a preferred embodiment of the present invention, Figures 5a and 5b is a wheelchair capable of moving jaw according to a preferred embodiment of the present invention Figures showing the state of using the chin down.

4A to 5B, the wheelchair 10 according to the present embodiment includes a seating unit 14 and a frame 12 that allow the occupant to sit on the frame 12 to facilitate the up and down of the jaw 1. Rear wheel 16 coupled to both rear ends of the front end, and the front wheel 18 coupled to both sides of the front end is equipped with a rear wheel support (20) to a conventional wheelchair configured to allow the rear wheel 16 to rotate with both hands And a frame 12 formed of the front wheel support 40, and the front wheel jaw pedestal 50 coupled to the front wheel support 40. Through such a configuration, the occupant can easily operate even at the boundary with a certain degree of jaw (1) alone.

In the wheelchair 10 according to the present embodiment, the rear wheel support 20 and the front wheel support 40 are used to lift and lift the jaw 1, and the front wheel jaw support 50 is used when the passenger lifts the jaw 1 alone. Make it more convenient.

The seat 14 and the rear wheel 16 are coupled to the rear wheel support 20. The rear wheel support 20 includes a rear vertical bar 22, a rear upper horizontal bar 24, and a rear lower horizontal bar 26. The rear vertical bar 22 is vertically formed by a pipe or the like to function as both pillars. The rear upper horizontal bar 24 is vertically coupled to the rear vertical bar 22 in the forward direction, and the rear lower horizontal bar 24 is connected to the rear upper horizontal bar 24 from the lower side of the rear upper horizontal bar 24. It is coupled in parallel in the front direction of the rear end vertical bar 22 in parallel. At this time, the rear upper horizontal bar 24 and the rear lower horizontal bar 26 are formed in a hollow so that the front wheel support 40 is slidably coupled. In addition, the rear upper horizontal bar 24 and the rear lower horizontal bar 26 are provided with a clamp 28 for fixing the upper upper horizontal bar 44 and the lower lower horizontal bar 46, and the front wheel support part 40 is usually used. To be fixed to the rear wheel support 20. In addition, the upper end of the rear horizontal bar 24, the arm rest 34 is coupled.

The front wheel support portion 40 is coupled to the rear wheel support portion 20 so as to extend in the forward direction, and the front wheel 18 is coupled to the front wheel support portion 40 by extending the front wheel support portion 20 from the rear wheel support portion 20 as necessary in front of the front wheel ( It is possible to move the jaw 1 by having the length 18 from the seating portion 14 longer than when driving. The front wheel support portion 40 is provided with a front vertical bar 42, a front upper horizontal bar 44 and a front lower horizontal bar 46. The vertical cup 42 is formed vertically. The front upper horizontal bar 44 is vertically coupled to the front vertical bar 42 in the rear direction is inserted into the rear upper horizontal bar 24 to be slidably coupled. The front lower horizontal bar 46 is coupled to the rear lower horizontal bar 26 by being vertically coupled to the rear of the front vertical bar 22 parallel to the front upper horizontal bar 44 at the lower side of the front upper horizontal bar 44. It is inserted and coupled to be slidable.

The basic form of such a frame 12 is produced in the form of constituting the frame in a normal wheelchair, the frame 12 is composed of the rear wheel support 20 and the front wheel support 40 to the front wheel support 40 to the rear wheel support The extendable from 20 allows the front wheel support 40 to be secured to the rear wheel support 20 as shown in FIGS. 5A and 5B, and to clamp the clamp 28 when it is necessary to raise or lower the jaw. Loosen and extend the front wheel support part 40 and then fix it again so that the front wheel support part 40 is away from the seating part 14 so that the front wheel 18 is at a long distance from the center of gravity even when the chin is moved. The jaw can be moved easily.

Meanwhile, the wheelchair 10 described above is configured with a front wheel jaw support 50 which is specially configured to make the jaw more convenient. The front wheel jaw support 50 is coupled to both sides of the front wheel support portion 40, and is provided with a rotation block 52, a sliding bar 56 and a plate 58. The rotation block 52 is coupled to the front wheel support 40 by the hinge shaft 54 and rotates in the front-rear direction with respect to the front wheel support 40. The sliding bar 56 is coupled to be slidable in the vertical direction of the rotation block 52. The plate 58 is located inside the sliding bar 56 so that the upper side is coupled to the lower end of the sliding bar 56 so that the front wheel 18 can rise to the upper surface while the bottom is placed on the jaw 1. . At this time, the front wheel jaw support 50 is preferably configured in a removable manner. For example, the rotation shaft 52 coupled to the front wheel support 40 by the hinge shaft 54 to be rotatable has a shape that is fixed to the front wheel support 40, and the sliding bar 56 and the plate 59. ) Is to be stored separately.

The front wheel chin support 50 as described above, as shown in Figure 4a and 4b, when the chin (1) to climb the wheelchair 10 can be used more conveniently. That is, the wheelchair 10 according to the present invention is capable of raising and lowering the jaw 1 by using the above-described frame 12 configuration, but when the jaw 1 is raised, the occupant must rotate the rear wheel 16 directly. If you do, you will need a lot of power. Therefore, the front wheel jaw support 50 allows the jaw 1 to be raised while minimizing the force even in this case. If the occupant wants to climb the jaw (1) by himself, install the front wheel jaw support (50). In addition, the occupant moves the sliding bar 56 coupled to the rotation block 52 to position the plate 59 so as to contact the jaw 1, and then rotates the rear wheel 16 so that the front wheel 18 moves the plate 59. Step on the chin (1) is to climb. After the front wheel 18 has climbed the jaw 1 through this process, it is very easy to climb the jaw 1 with the rear wheel 16.

As described above, although the wheel chair capable of moving the jaw according to the preferred embodiment of the present invention is illustrated according to the above description and drawings, this is merely an example, and various modifications may be made without departing from the spirit of the present invention. It will be understood by those skilled in the art that variations and modifications are possible.

According to the wheelchair that can move the jaw according to the present invention, the frame consists of a rear wheel support and a front wheel support so that the front wheel support can be extended and the front wheel jaw support is provided to provide various conventional electric motors and electronic control devices. In comparison, a relatively simple configuration can be configured as economically as possible. Therefore, by providing various types of wheelchairs at a low price, it is possible to reduce the price burden of the user and provide convenience of operation using the wheelchair.

Claims (3)

The seating unit 14 is configured to allow the occupant to sit on the frame 12, and the rear wheel 16 coupled to both rear ends of the frame 12 and the front wheel 18 coupled to both front ends of the frame 12 have a rear wheel ( In a wheelchair that can move the jaw to rotate 16) with both hands to move, The frame 12 includes a rear wheel support portion 20 to which the seating portion 14 and the rear wheel 16 are coupled; The front wheel support portion 40 is coupled to the rear wheel support portion 20 so as to extend in a forward direction, and the front wheel 18 is coupled to the front wheel support portion 40 from the rear wheel support portion 20 when necessary. Jaw movable wheelchair, characterized in that by extending in the direction to the front wheel (18) to move the jaw (1) to have a longer length than when running from the seating portion (14). The method of claim 1, Further comprising a pair of front wheel jaw support (50) coupled to both sides of the front wheel support (40); The front wheel jaw pedestal 50 is coupled to the front wheel support portion 40 by a hinge shaft 54 and the rotation block 52 is rotated in the front and rear direction with respect to the front wheel support portion 40, Sliding bar 56 is coupled to be slidable in the vertical direction of the rotation block 52, and Located inside the sliding bar 56, the upper side is coupled to the lower end of the sliding bar 56 to allow the front wheel 18 to rise to the upper surface in a state that the bottom is placed on the jaw (1) 58) a wheelchair capable of moving the jaw, characterized in that it comprises a. The method according to claim 1 or 2, The rear wheel support portion 20 of the frame 12 is a rear vertical bar 22 is formed vertically, A hollow rear end upper horizontal bar 24 coupled vertically to the rear end vertical bar 22; A hollow rear end lower horizontal bar 26 coupled to be vertically coupled to the front direction of the rear end vertical bar 22 in parallel to the rear end upper horizontal bar 24 at a lower side of the rear end upper horizontal bar 24; The front wheel support portion 40 of the frame 12 is a vertical shear bar 42 is formed vertically, A front upper horizontal bar 44 coupled vertically to the front vertical bar 42 in a backward direction and slidably inserted into the rear upper horizontal bar 24; Under the front upper horizontal bar 44 in parallel to the front upper horizontal bar 44 in the rear direction of the front vertical bar 22 is coupled to be inserted into the rear horizontal bar 26 to be slidable. And has a front lower horizontal bar 46 coupled thereto, And a clamp 28 coupled to the rear top horizontal bar 24 and the rear bottom horizontal bar 26 to fix the front upper horizontal bar 44 and the front lower horizontal bar 46, respectively. The wheelchair can move the jaw.

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