KR200326018Y1 - Foldable armrest of medical scooter - Google Patents

Abstract

The present invention relates to the field of general medical scooters, and more particularly to the armrest of the medical scooter seat of the folding structure.

The folding armrests are mounted on the seat of the medical scooter to keep the scooter occupant safe. One side of the lower end of the armrest is mounted on the seat and the other side forms a pivoting device consisting of two side plates. One side of the upper end supports a cushion for supporting the occupant's arm, and the other side has a free end that is received between the side plates of the pivoting device. The pivot pin extends between the side plates of the lower end and penetrates the center slot of the upper end, which is formed for both linear motion and rotation of the upper end relative to the lower end. The stop is formed in the pivoting device to engage the free end of the upper end and the upper end is locked by the stop to protect the occupant of the seat. Due to the linear motion of the upper end relative to the lower end, the free end of the upper end is released from the stop, thereby enabling the rotation of the upper end relative to the lower end, thereby allowing the occupant to come off in the closed state.

Description

Foldable Armrest of Medical Scooter {FOLDABLE ARMREST OF MEDICAL SCOOTER}

Medical scooters are generally powered by electric motors for environmentally friendly transportation, and are especially designed for the elderly and the disabled to travel short distances. Medical scooters usually consist of a wheeled vehicle. An electric motor is also mounted on the chassis and mechanically connected to the wheels for moving the chassis. Seats are provided and secured to the chassis to support the user on the medical scooter.

9 and 10 show a seat structure of a conventional medical scooter, indicated by reference number B. FIG. On both sides of the seat B, two armrests A are mounted by a support B1 fixed to the lower part of the seat B. The armrest A is pivotally connected to the support B1 and can be rotated by the support B1 from a substantially horizontal closed state (FIG. 9) to a generally vertical open state in the direction indicated by the arrow in FIG. You can easily get off at A. The upright position of armrest A in the open position is an obstacle when the passenger gets off the seat and may cause unexpected damage to the safety of the occupant.

Accordingly, it is desirable to provide an armrest structure for overcoming the above problem.

Accordingly. An object of the present invention is to provide a medical scooter equipped with a seat with an armrest capable of rotating downwards to ensure that the occupant can safely lower the obstacle caused by the armrest when getting off the seat.

Another object of this article is to provide an armrest that constitutes a device in a state for efficiently maintaining a closed state for the safety of a scooter occupant.

In accordance with the present invention to achieve the above object, there is provided a folding armrest suitable for mounting on the seat of the medical scooter to protect the occupant of the scooter. One side of the lower end of the armrest is mounted to the seat and the other side forms a pivoting device composed of two side plates. One side of the upper end supports a cushion for supporting the occupant's arm, and the other side has a free end that is received between the side plates of the pivoting device of the lower end. The pivot pin extends between the side plates and penetrates a center slot formed in the upper end, which allows both rotation and linear movement of the upper end relative to the lower end.

Due to the linear motion of the upper end relative to the lower end, the free end of the upper end is released from the stop, thereby enabling the rotation of the upper end relative to the lower end, thereby allowing the occupant to come off in the closed state.

1 is an exploded view of a medical scooter equipped with an armrest showing the disassembled one armrest.

2 is an exploded view showing the armrest in the closed state.

3 is an exploded view showing the operating state of the armrest as an embodiment as shown in FIG.

Figure 4 is a perspective view showing the armrest in the open state.

5 is an exploded view of the armrest according to another embodiment of the present invention.

6 is a perspective view showing the armrest in the closed state.

Figure 7 is a perspective view showing the operating state of the armrest as the embodiment shown in FIG.

8 is a perspective view showing the armrest in the open state.

9 is a perspective view showing a conventional medical scooter armrest.

10 is a perspective view showing an operating state with respect to FIG.

* Explanation of symbols for drawings *

10: lower stage 12: pivoting device

12A: Opening 20: Top stand

21: adjusting slot 22: pivot pin

22 ': nut 30: armrest body

23: notch 40: screw rod

40 ': nut 40A: stop

40 ': stop 121: match phrase

122: insertion hole 100: armrest assembly

200: medical scooter 210: seat

As shown in FIGS. 1 and 2, a medical scooter is generally designated 200 and includes a seat 210 that supports the occupant. Two folding armrest parts 200 are respectively mounted on both sides of the seat 210 for the safety of the occupant sitting on the seat 210. Each foldable armrest component 100 has a lower end 10 mounted to the lower end of the seat 210 and an upper end 20 movably mounted to the lower end 10 and the upper arm 20 to support the arm of the occupant. Consists of the armrest body 30 mounted on the upper end 20.

The lower stage 10 is L-shaped and includes a first horizontal section attached to the bottom of the seat 210 and a pivot device 12 including an opening 12A for accommodating the end of the upper stage 20. It has a second vertical node with a free end formed by.

As embodied in the figure, the pivoting device 12 is composed of two side plates which are spaced at regular intervals from each other. The pair of matching holes 121 and insertion holes 122 aligned in a straight line is defined in the side plate.

The upper stage 20 is L-shaped and has a first horizontal segment having the armrest body 30 mounted thereon and a second vertical segment having a free end accommodated in the opening 12A of the lower stage 10. The elongated adjusting slots 21 are polarized along the second vertical section of the upper end 20. As specified in the figure, the pivot pin 22 is engaged with the nut 22 'to be fixed at the lower end 10, and the pivot pin 22 is coincident with the matching sphere 121 of the pivot device 12. The upper end 20 to the lower end 10 is pivotally mounted by being received through the adjustment slot 21 of the upper end 20. Accordingly, the upper stand 20 and the armrest body 30 are rotated about the lower stand 10 so that the closed state and the open state are possible.

The screw rod 40 is received in the insertion hole 122 and fixed by the nut 40 '. Aligned notches 23 are formed at the free end of the top 20 to selectively engage the threaded rod 40 to hold the armrest body 30 in the closed state as shown in FIG. Screw rod 40 serves to stop the rotation of the armrest body (30). However, the rotation stop in the closed state can be replaced by any other suitable means that can be selectively accommodated to secure the armrest body 30.

3 and 4, in order to relax the armrest 100 in the open state in the closed state, the upper end 20 and the armrest body 30 in a vertical direction as indicated by the vertical arrow in FIG. By moving, the notch 23 is disengaged from the screw rod 40. The vertical linear movement of the upper stage 20 is guided by the adjustment slot 21. The notch 23 is released from the engagement with the screw rod 40 and the upper end 20 and the armrest body 30 is the lower end 10 with the pivot pin 22 as the axis as indicated by the rotation arrow of FIG. Rotate in the downward direction with respect to) to reach the open state as shown in FIG.

5 and 6 show another folding armrest assembly consistent with the present invention.

The second implementation of the folding armrest assembly is composed of a lower stage 10 mounted on the lower end of the scooter seat 21 and the upper stage 20 that is movably attached to the lower stage 10. Armrest body 30 is mounted to the top 20 to support the arm of the occupant.

The lower stage 10 is L-shaped and the first horizontal segment is attached to the bottom of the seat and the second vertical segment has two sides including an opening 12A for receiving the end of the upper segment 20. A pivoting device 12 having a plate is formed. A pair of coincidence spheres 121 in a straight line is formed on the side plate of the pivoting device 12.

The upper stage 20 is L-shaped and has a first vertical segment having an armrest body 30 and a second vertical segment having a free end accommodated in the opening 12A of the lower stage 10. The elongated shape adjusting slot 21 is polarized along the second vertical node of the upper end 20. The pivot pin 22 is a threaded rod and is engaged with the screw 22 'to fix the pivot pin 22 to the lower end 10 as shown in FIG. 121 and received through the adjustment slot 21 of the upper end 20. Therefore, the upper stand 20 and the armrest body 30 may rotate with respect to the lower stand 10 between the open state and the closed state.

Two stops 40A and 40A 'formed of plates connecting the side plates of the pivoting device 12 are formed in front and rear half portions of the pivoting device 12, respectively. The stoppers 40A and 40A 'are engaged with the free end of the upper end 20 to prevent rotation of the upper end 20 with respect to the lower end 10 and thereby the armrest body 30 in the closed state. Fix the upper stage 20.

7 and 8, in order to relax the armrest from the closed state to the open state, the upper stand 20 and the armrest body 30 move in a vertical upward direction as indicated by the straight arrow in FIG. The engagement of the free end of the upper end 20 from the pawls 40A and 40A 'is released. The linear movement of the upper stage 20 is guided by the adjustment slot 21. This causes the upper end 20 to be disengaged from the stops 40A and 40A 'and the upper end 20 and the armrest body 30 to rotate the pivot pin 22 as indicated by the bent arrow in FIG. The shaft is rotated downward with respect to the lower stage 10 and eventually reaches an open state as shown in FIG. 8.

Although the subject matter has been described in connection with the above-mentioned preferred embodiments, it is possible to make various modifications or variations without departing from the spirit and scope of the invention. Therefore, the accompanying utility model registration claims include any such modifications or variations that fall within the spirit of the present invention.

Accordingly, the present invention provides a medical scooter equipped with a seat equipped with an armrest capable of rotating downward, thereby removing the obstacle caused by the armrest when the occupant is separated from the seat and safely lowering it.

In addition, by providing an armrest constituting the device for keeping the closed state efficiently fixed to secure the scooter occupants.

Claims (6)

In the armrest of the seat 210 of the medical scooter 200, One side is attached to the seat 210 and the other side is the lower end 10 to form a pivoting device 12 including an opening 12A; One side has a free end accommodated in the opening (12A) of the pivoting device 12, the upper end 20 is mounted to be rotatable to move between the open state and the closed state relative to the lower end 10 ); Armrest body 30 is mounted on the other side of the upper end 20 to be suitable for supporting the arm of the occupant of the medical scooter 200; And The free end of the upper end 20 is formed between the upper end 20 and the lower end 10 so that the free end of the upper end 20 is loosely engaged, and thus a stop for selectively holding the upper end 20 in a closed state. Way; Consisting of, In this case, the pivot shaft 12 has a linear movement with respect to the lower end 10 in order to release the free end from the stop means. It includes a pivot pin 22 penetrating through the matched sphere 121 is defined so that the pivot shaft 22 is smoothly rotated with respect to the lower stage 10 in the open state from the closed shaft to the axis Folding armrest of medical scooter. 2. The pivot shaft device of claim 1, wherein the pivot shaft device comprises two side plates 12 having coincidence spheres 121 defined therein, and the pivot shaft 22 has the upper stem 20 at the lower stem 10. Folding armrests of the medical scooter, characterized in that extending through the adjustment slots 21 and the matching holes 121 of the lower end of the upper end 20 to pivotally mount). The folding armrest of claim 1, wherein the pivot pin 22 is made of a threaded rod that is locked at an appropriate position by a nut 22 ′. The method of claim 1. The stop means includes a screw rod 40 attached to the pivoting device, and the notch 23 is formed at the free end of the upper end 20 to selectively engage the screw rod 40. Folding armrest of a medical scooter characterized in that. 5. The pivot axis device (12) according to claim 4, wherein the pivoting device (12) comprises two side plates (12) having an insertion opening (122), said stop means extending through said insertion opening (122) and having a nut ( 40 ') folding armrest of the medical scooter, characterized in that it comprises a screw rod (40) securely locked in place. 2. The accessory 40A according to claim 1, wherein the stop means is aligned before and after the free end of the lower end 10 to prevent the upper end 20 from rotating by engaging the upper end 20. A folding armrest of a medical scooter, characterized in that it comprises a (40A ').