KR102126043B1 - Movable wheelchair lift - Google Patents

Abstract

The present invention relates to a mobile wheelchair lift, which performs stable lifting and lowering operations and is to increase space efficiency by achieving a compacting size thereof when moved and stored. The mobile wheelchair lift, according to the present invention, comprises: a lifting plate (20) formed on an upper portion of a base plate (10) to be lifted and lowered by a lifting member; a guide frame (23) formed on both sides of the lifting plate (20) and guiding a wheelchair to prevent falling when the wheelchair is moved; safety railings (21) which are installed on the guide frames (23) on both sides at a certain height so as to rotate around a hinge pin (21a); an inclined plate (30) configured on a front end portion of the base plate (10) while forming an inclined surface at a certain angle; a guide plate (22) which is configured on a front end side of the lifting plate (20) to be rotatably connected in a horizontal or vertical state by the hinge pin (22a), wherein the guide plate (22) prevents the wheelchair from departing when the guide plate (22) is erected in the vertical state, and forms a continuous inclined surface with the inclined plate (30) when the guide plate (22) is laid in the horizontal state; and a wheel mounting groove (24) configured on one side of the guide frame (23) so that moving wheels can be mounted.

Description

Mobile wheelchair lift {MOVABLE WHEELCHAIR LIFT}

The present invention relates to a wheelchair lift, and more particularly, to a mobile wheelchair lift that allows a mobile wheel to be easily installed and moved at any time as necessary by providing a movable wheel.

In general, most buildings, such as government offices and shopping malls, have stairs installed to enter the entrance, and these stairs have become a major inconvenience for people with disabilities using wheelchairs.

In addition, as a method for resolving the above-described discomfort, a person inclined to use a wheelchair by placing an inclined ramp next to the stairs can enter the building using this, but most of the ramps are also steep because the ramp is steep. It was difficult and difficult for the disabled to climb the slope by rolling the wheel.

On the other hand, in recent years, an elevator-type wheelchair lift has been installed. For example, in Korean Patent Registration No. 338788 (registration on May 18, 2002), a person with a disability with walking is operating a switch on the operation panel while sitting in a wheelchair to operate the wheelchair Disclosed is a technology related to a wheelchair lift device that allows a user to move to a desired height.

However, the conventional wheelchair lift has a problem in that it cannot be moved because it is fixedly installed at a specific location, thereby restricting its use.

Republic of Korea Patent Registration No. 338788 (Registration on May 18, 2002) Republic of Korea Patent Registration No. 1924901 (Registration on Nov. 28, 2018)

The present invention has been proposed to improve the problems in the prior art described above, by mounting a moving wheel at the bottom to enable the movement of the wheelchair lift and to prevent the occurrence of safety accidents using various sensors to improve the ease of use of the wheelchair lift There is a purpose to let it.

The mobile wheelchair lift of the present invention for achieving the above object, the lifting plate is configured to be able to move up and down by a lifting member on top of the base plate; A guide frame configured on both sides of the elevating plate and guiding to prevent a fall when the wheelchair moves; A safety railing formed at a certain height on the guide frames on both sides and pivotably installed on a hinge pin; An inclined plate configured to form an inclined surface at a predetermined angle to the front end of the base plate; A guide plate configured to be rotatably connected in a horizontal or vertical state by a hinge pin on a front end side of the lifting plate; Characterized in that the configuration comprises a wheel mounting groove configured to enable mounting or dismounting of the moving wheel on one side of the guide frame.

In addition, the lifting member is characterized in that the X-link configured to drive the lifting plate up or down by a cylinder operation.

In addition, the lowering of the elevating plate is characterized in that a beacon membrane for preventing the external exposure of the lifting member when ascending and a sensing sensor for detecting a descending operation of the elevating plate is configured.

In addition, the inclined plate is configured to be connected to the base plate to be collapsible by a hinge, and the inclined plate is connected to the inclined plate by an auxiliary hinge, thereby forming a two-fold folding structure to surround the guide plate when the guide plate is erected vertically. It is characterized in that it can be folded and stored.

The wheelchair lift of the present invention exhibits an effect of improving space efficiency by compacting the size during movement and storage, as well as more stable lifting and lowering driving for height movement of the wheelchair.

In particular, it shows the advantage that the mobile installation to a variety of places can be made quickly and easily.

1 is a perspective view of a mobile wheelchair lift according to an embodiment of the present invention.
Figure 2 is a side view of the present invention wheelchair lift.
Figure 3 is a state diagram when folding the guide plate of the present invention the wheelchair lift.
Figure 4 is a side view of the present invention the lift drive state of the wheelchair lift.
5 is a perspective view of part A of FIG. 4;
Figure 6 is a front structural view of the present invention the lift drive state of the wheelchair lift.
7 and 8 is an operational state of the wheelchair lift of the present invention.
Figure 9 is a perspective view of the state of the mobile wheel mounted wheelchair lift of the present invention.
Figure 10 is a safety rail folding state of the wheelchair lift of the present invention.
Figure 11 is a vertical upright state for the movement of the present invention wheelchair lift.
12 is a cross-sectional structure of the inclined plate according to another embodiment of the present invention.

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

The embodiments of the present invention may be modified in various forms, and the scope of the present invention should not be interpreted as being limited to the embodiments described in detail below. This embodiment is provided to more fully describe the present invention to those skilled in the art.

Therefore, the shape of the components expressed in the drawings may be exaggerated to emphasize a more clear description. It should be noted that the same configuration in each drawing may be indicated by the same reference numeral. In addition, detailed descriptions of functions and configurations of known technologies that are determined to unnecessarily obscure the subject matter of the present invention may be omitted.

First, the configuration of the movable wheelchair lift according to an embodiment of the present invention will be described with reference to FIGS. 1 to 11 as follows.

In the wheelchair lift in this embodiment, the base plate 10 forming a quadrangular shape is configured at the lower portion, and the elevating plate 20 capable of moving up and down by a lifting member is configured at the upper portion of the base plate 10.

At this time, the guide frame 23 for preventing the fall when the wheelchair moves on both sides of the elevating plate 20 is formed, and both sides of the guide frame 23 have a certain height to make it possible to pivot the hinge pin 21a as an axis. The railing 21 is configured, and the guide plate 22 is connected to the front end side of the lifting plate 20 so as to be rotatable in a horizontal or vertical state by a hinge pin 22a.

In particular, as shown in FIG. 1, the guide frame 23 is configured with an internal shock absorber 22c for rotational driving of the guide plate 22 by a connecting rod 22b, and a moving handle 27 is configured on one side. do.

In addition, as shown in Figure 5, the tip portion of the base plate 10 is configured with an inclined plate 30 forming an inclined surface of a certain angle, the inclined plate 30 is connected to the base plate 10 to be collapsible by a hinge 31 It is configured, in the inclined plate 30, the connecting plate 32 forms a two-fold folding structure by the auxiliary hinge 33, so that when the guide plate 22 is erected vertically, the guide plate 22 is wrapped. It was made to achieve a structure that can be folded and stored.

On the other hand, the lifting member is composed of an X-link 40 that drives the lifting plate 20 upward or downward by the operation of the hydraulic cylinder 41. Since the lifting member is a known technique, a detailed configuration description will be omitted.

In addition, the lower portion of the lifting plate 20 is configured to prevent the external exposure of the lifting member during the driving of the lift, and the bezel film 25 for preventing a safety accident from occurring. The bellows layer 25 can be confirmed through FIGS. 6 and 8, and the illustration is omitted in FIG. 4 for convenience.

In addition, a wheel mounting groove 24 is provided at one side of the guide frame 23 so that the movable wheel 40 can be mounted or detached.

In addition, a sensing sensor 26 for detecting a descending operation is provided on the bottom of the elevating plate 20.

In the present embodiment, it is preferable to provide an emergency hydraulic discharge portion on one side of the cylinder 41 as a lifting member to manually discharge hydraulic pressure so that the lowering operation of the elevating plate 20 is performed even when the supply of power is cut off.

Looking at the effect of the use of the mobile wheelchair lift of the present invention constituting such a configuration.

In the wheelchair lift of the present invention, when the lift plate 20 is in a normally lowered state, when the wheelchair is to be guided onto a stage or a staircase of a certain height, the lift plate 20 is driven upward.

That is, at this time, as shown in FIG. 2, the guide plate 22 on the entrance side of the elevating plate 20 forms a continuous inclined surface with the inclined plate 30, so that a wheelchair disabled person can easily enter the elevating plate 20. .

When the lift button (not shown) is pressed while the wheelchair is in this way, the guide plate 22 is vertically oriented with the hinge pin 22a as shown in FIG. 3 by driving the inner shock absorber 23. A state in which the departure of the wheelchair is safely prevented is achieved.

At the same time, when the lifting member operation of the lowering of the lifting plate 20 is made, the X link 40 is driven by the operation of the cylinder 41 as shown in FIGS. 4 and 6, thereby raising the driving of the lifting plate 20. Lose.

Therefore, it can be seen that the wheelchair lift of the present invention can be safely moved to a desired height within a 1m height range by performing an operation as shown through FIGS. 7 and 8.

And when the ascending driving is completed, the lifting plate 20 is lowered to the original position again, and the guide plate 22 is returned to the horizontal position to form a waiting state for the next wheelchair user.

At this time, in the descending driving process, the detection is performed by the sensing sensor 26 configured at the lower portion of the elevating plate 20, so that when a descent occurs, or when the sensing sensor 26 makes contact with the bottom surface, the control unit is controlled. By this, the descending drive of the elevating plate 20 is stopped.

On the other hand, since the wheelchair lift of the present invention has the characteristics of easy movement and storage as well as the above-mentioned elevating and driving, it is possible to quickly move to various places as necessary.

That is, at this time, as shown in FIG. 9, the guide plate 22 is erected while the movable wheel 50 is mounted on the wheel mounting groove 24, and the inclined plate 30 and the connecting plate 32 are also hinged 31 And the auxiliary hinge (33) to achieve a folded state to minimize the size.

Then, as shown in FIG. 10, the safety rails 21 on both sides are rotated 90 degrees about the hinge pin 21a to form a folded state.

In such a state that the size of the wheelchair lift is minimized through the folding operation, as shown in FIG. 11, when the holding wheel 27 is held so that the moving wheel 50 is positioned on the floor, the movable state is achieved.

Therefore, the movable wheelchair lift of the present invention exhibits an effect that the installation can be quickly and easily performed in various places while improving the space efficiency by compacting the size during movement and storage, while more stable elevating and driving is performed. .

On the other hand, Figure 12 shows a configuration according to another embodiment of the present invention, the connecting plate 32, the guide plate 22 and the magnet 32a is configured to enable attachment by magnetic force, the lower inclined plate 30 It can be seen that the elastic spring 34 for reinforcing the buffer holding force is configured.

When such a configuration is achieved, deformation and breakage of the inclined plate 30 may be prevented by vibration and load in the process of the wheelchair entering the elevating plate 20 by the cushioning support by the elastic spring 34. There will be.

In addition, due to the configuration of the magnet 32a, in the folding storage process, it shows the advantage that a stable attachment state by the magnetic force between the guide plate 22 and the connecting plate 32 can be maintained.

And although a specific embodiment of the present invention has been described and illustrated above, it is obvious that the wheelchair lift structure of the present invention can be implemented in various ways by those skilled in the art.

For example, in the above embodiment, although a device including a cylinder is described and illustrated as a lifting member for driving the lifting plate up and down, various types of lifting members such as screw rods may be used as necessary.

Accordingly, such modified embodiments should not be individually understood from the technical spirit or scope of the present invention, and such modified embodiments should be included in the appended claims of the present invention.

10: base plate 20: lifting plate
21: safety railing 21a, 22a: hinge pin
22: guide plate 22b: connecting rod
22c: internal shock absorber 23: guide frame
24: wheel mounting groove 25: bellows
26: detection sensor 27: moving handle
30: inclined plate 31: hinge
32: connecting plate 33: auxiliary hinge
40: X link 41: cylinder
50: moving wheel

Claims (6)

An elevating plate 20 configured to be elevable by a lifting member on an upper portion of the base plate 10;
A guide frame 23 configured on both sides of the elevating plate 20 and guiding to prevent a fall when the wheelchair moves;
A safety railing (21) that is formed to be fixed to the guide frame (23) on both sides and pivotably installed on the hinge pin (21a);
An inclined plate (30) composed of an inclined surface of a predetermined angle at the front end of the base plate (10);
The lifting plate 20 is configured to be rotatably connected in a horizontal or vertical state by a hinge pin 22a on the front end side, but prevents the wheelchair from being detached when placed in a vertical state, and the inclined plate when laid in a horizontal state ( 30) and the guide plate 22 to form a continuous inclined surface;
Includes; a wheel mounting groove (24) configured to be mounted or detachable of the moving wheel (40) on one side of the guide frame (23);
The inclined plate 30 is configured to be connected to the base plate 10 so as to be collapsible by a hinge 31, and the inclined plate 30 is connected to the inclined plate 30 by a secondary hinge 33, so as to be folded in two stages. A movable wheelchair lift characterized in that the structure can be folded and stored in a form surrounding the guide plate 22 when the guide plate 22 is vertically erected. The method according to claim 1,
The lifting member is a movable wheelchair lift, characterized in that the X-link 40 is configured to drive the lifting plate 20 upward or downward by a cylinder 41 operation. The method according to claim 1,
A movable wheelchair characterized in that the lifting plate (20) has a bezel film (25) for preventing external exposure of the lifting member when ascending and a detection sensor (26) for detecting a descending motion of the lifting plate (20). lift. delete The method according to claim 1,
Inside the guide frame (23), an internal shock absorber (22c) for rotational driving of the guide plate (22) is configured by a connecting rod (22b), and on one side, a movable wheelchair lift, characterized in that a movement handle (27) is configured. . An elevating plate 20 configured to be elevable by a lifting member on an upper portion of the base plate 10;
A guide frame 23 configured on both sides of the elevating plate 20 and guiding to prevent a fall when the wheelchair moves;
A safety railing (21) that is formed to be fixed to the guide frame (23) on both sides and pivotably installed on the hinge pin (21a);
An inclined plate (30) composed of an inclined surface of a predetermined angle at the front end of the base plate (10);
The lifting plate 20 is configured to be rotatably connected in a horizontal or vertical state by a hinge pin 22a on the front end side, but prevents the wheelchair from being detached when placed in a vertical state, and the inclined plate when laid in a horizontal state ( 30) and the guide plate 22 to form a continuous inclined surface;
Includes; a wheel mounting groove (24) configured to be mounted or detachable of the moving wheel (40) on one side of the guide frame (23);
The inclined plate 30 is configured to be connected to the base plate 10 so as to be collapsible by a hinge 31, and the inclined plate 30 is connected to the inclined plate 30 by a secondary hinge 33, so as to be folded in two stages. When the guide plate 22 is vertically erected in a structure, it can be folded and stored in a form surrounding the guide plate 22,
The connecting plate 32, the guide plate 22 and the magnet 32a is configured to enable attachment by magnetic force, and the inclined plate 30 is provided with an elastic spring 34 for reinforcing the buffer holding force. Mobile wheelchair lift.

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