TW201740900A - Mobile auxiliary seat - Google Patents

Abstract

The present invention is about a mobile seat with auxiliary device including mobile base, position limiting frame and seat. The mobile base is composed of base body, motor, screw and sliding block. The base body is equipped with the motor which can drive the screw rotating. The sliding block bolts with the screw so it can slide up and down along the screw. The position limiting frame is composed of frame body and limit switch group. The frame body is beside the screw. The frame body equipped with the limit switch group. The limit switch group connect with the motor. So when the sliding block triggers the limit switch while sliding, the limit switch can turn off the motor to let the sliding block stops sliding. The seat couples with the sliding block. The seat also has the control switch which can control the motor. Thus, the sliding block can drive the seat ascending or descending when it slides along the screw. By this process, it can assist the users standing up from the seat.

Description

Action chair auxiliary station

The present invention relates to a mobile chair auxiliary standing device, which is a seat structure for a person to ride.

The person will ride on the seat to avoid standing for a long time and cause leg discomfort. However, if the person is to stand up again after riding on the seat, the leg and knee of the person must exert considerable strength to support Standing up and getting up, this process is quite laborious for people with inconvenient legs (such as elderly people whose knees are degraded or patients with injuries to their legs). On the other hand, when people sit down from a standing position At the time, the underarm movement must be carried out to ride on the seat. This process is equally laborious for the inconvenient leg group, or even falls down due to insufficient leg strength during the armpit. And there is a risk of injury.

In view of the above-mentioned shortcomings, the inventor believes that it has the urgent need to make corrections, and that it has been engaged in the design and manufacture of related products for many years, and has always adhered to the excellent design concept, and researched and created the above disadvantages. After continuous efforts, the mobile chair auxiliary station device of the present invention was finally introduced, which improved the product's efficacy by correcting the excellent product structure.

The main object of the present invention is to provide a seat structure that has a lifting function and can assist a person to get up or sit down.

For the purpose of the foregoing disclosure, the mobile chair auxiliary standing device of the present invention comprises a moving base, a limiting frame and a seat, and the moving base is composed of a seat body, a motor, a driving gear, a driven gear, a screw, and a sliding. The block is composed of a bearing, the base is equipped with the motor, and the motor is assembled with the driving gear, so that the motor can drive the driving of the driving gear, the driven gear is pivoted on the seat body, and the driven gear is meshed with the driving gear. In order to enable the driven gear to rotate with the driving gear, the bottom end of the screw is fixed to the driven gear, so that the screw can rotate with the driven gear, the screw penetrates the slider, the bearing is arranged in the slider, and the bearing is screwed In the screw, when the screw rotates, the slider is driven to move up and down along the screw, and the slider is connected with the seat back of the seat. Therefore, the upper and lower movement of the slider can drive the seat to rise or fall, and the limit frame is framed, The upper stop block, the lower stop block and the limit switch group are formed, the bottom of the frame body is fixed on the base body, and the frame body is located beside the screw, and the upper block protrudes from the outer side of the frame body to form the upper stop block and the upper block Lower stop block, upper stop block corresponds to Above the block, the lower stop block corresponds to the lower part of the slider, and the limit switch group is disposed between the upper stop block and the lower stop block, and the limit switch block is electrically connected with the motor, and the limit switch group For controlling the opening and closing action of the motor, the seat is composed of a chair body, a seat back, an armrest and a controller, the chair body has the seat back and the armrest, and the back of the seat back is connected with the slider, the control The device is disposed on the armrest, and the controller is electrically connected to the motor. The controller is used for controlling the opening and closing and the forward and reverse movement of the motor. The motor is driven by the rotation of the screw to drive the slider to move up and down along the screw. It can drive the seat to rise or fall. When the seat is raised and the user is closer to the fully-lifted state, the user's leg can be stood up with less strength. On the other hand, when using When sitting down from the standing state, the seat can be raised to a higher position, and the distance required for the user to sit down is reduced, thereby avoiding the situation of falling down.

1‧‧‧Mobile base 11‧‧‧Body 111‧‧‧Moving wheel 12‧‧‧Motor 13‧‧‧Drive gear 14‧‧‧ Driven gear 15‧‧‧ Screw 16‧‧‧ Slider 17‧ ‧ ‧ Bearings 2‧‧‧ Limit Frames 21‧‧‧ Frames 22‧‧‧ Upper Stop Blocks 23‧‧‧ Lower Stop Blocks 24‧‧‧ Limit Switch Sets 241‧‧‧ Upper Limit Switches 242‧‧ ‧Lower limit switch 25‧‧‧Right bar 3‧‧‧Seat 31‧‧‧Body body 32‧‧‧Back of the chair 33‧‧‧Handrail 34‧‧‧ Controller

The first figure is a schematic view of the mobile chair auxiliary standing device of the present invention.
The second figure is a schematic view of the other direction of the mobile chair auxiliary station of the present invention.
The third figure is a schematic view of the seat rise of the mobile chair auxiliary standing device of the present invention.

The present invention relates to a mobile chair auxiliary standing device, [see the first figure] which includes:

A moving base (1) is mainly composed of a seat body (11), a motor (12), a driving gear (13), a driven gear (14), a screw (15), a slider (16) and a bearing (17). The bottom of the base body (11) is pivotally provided with a plurality of moving wheels (111), the motor (12) is mounted on the base body (11), and the motor (12) is assembled with the driving gear (13). So that the motor (12) can drive the driving gear (13) to rotate, the driven gear (14) is pivoted to the seat body (11), and the driven gear (14) is meshed with the driving gear (13) to make the driven The gear (14) is rotatable with the driving gear (13), and the bottom end of the screw (15) is fixed to the driven gear (14), so that the screw (15) can rotate with the driven gear (14), and the screw (15) Through the slider (16), the bearing (17) is arranged in the slider (16), and the bearing (17) is screwed with the screw (15), so when the screw (15) rotates, the slider (16) can be along Screw 15) move up and down and the slider (16) and a seat (3) of the seat back (32), the slide (16) moves up and down to drive the seat (3) up or down;

A limit frame (2) is mainly composed of a frame body (21), an upper stop block (22), a lower stop block (23), a limit switch group (24) and a vertical rod (25). The bottom of the frame body (21) is fixed to the base body (11), and the frame body (21) is located beside the screw (15). The upper block of the frame body (21) is convexly formed with the upper block (22) and the frame body (21). a lower stop block (23), the upper stop block (22) corresponds to the upper side of the slider (16), and the lower stop block (23) corresponds to the lower side of the slider (16) so that the upper stop block ( 22) and the lower stop block (23) limits the movement range of the slider (16) between the upper stop block (22) and the lower stop block (23), and the limit switch group (24) is provided at Between the upper stop block (22) and the lower stop block (23), the limit switch group (24) is electrically connected to the motor (12), and the limit switch group (24) is used to control the motor (12) Opening and closing action, and the limit switch group (24) includes an upper limit switch (241) and a lower The position switch (242), the upper limit switch (241) is disposed on a side corresponding to the upper stop block (22) and the slider (16), and the lower limit switch (242) is disposed on the lower stop block (23) and slide a side of the block (16), the bottom end of the vertical rod (25) is fixed to the seat body (11), and the vertical rod (25) penetrates the slider (16);

The seat (3) is mainly composed of a chair body (31), a seat back (32), an armrest (33) and a controller (34), the chair body (31) having the seat back (32) and the The armrest (33), and the back of the seat back (32) is connected with the slider (16), the controller (34) is disposed on the armrest, the controller (34) and electrically connected to the motor (12), the controller (34) ) Used to control the opening and closing and forward and reverse movement of the motor (12).

When the mobile chair auxiliary station of the present invention is used, [the first and second figures] the user rides on the chair body (31) of the seat (3), and the mobile base (1) The seat body (11) is provided with a moving wheel (111), so that when the user rides, the foot can be stepped on the ground to drive the seat body (11) to slide, so that the user can slide and move without getting up, and when the user wants to get up, That is, the operation controller (34) controls the operation of the motor (12), and when the motor (12) operates, the driving gear (13) is driven to rotate, and the driving gear (13) meshes with the driven gear (14), so the driving gear (13) The driven gear (14) also rotates when rotating, and the driven gear (14) rotates to drive the screw (15), and the bearing (17) and the screw (15) in the slider (16) ) screwing, so when the screw (15) rotates, the bearing (17) and the slider (16) move upward along the screw (15), thereby driving the entire seat (3) and the sitting chair. (31) The user's body rises, and because the vertical rod (25) penetrates the slider, the vertical rod (25) can abut the slider (16) to prevent the slider (16) from rotating when it is raised, thereby preventing the seat from being lifted. (3) Rotate during the ascent, [Please refer to the third figure] The user can use the controller (34) to close the motor (12) when the seat (3) ascends, so that the seat (3) stops rising. Or when the slider (16) moves up to the upper limit switch (241) that triggers the upper stop (22), the upper limit switch (241) turns off the motor (12) and stops the seat (3). Since the seat (3) and the user's body have risen to a higher position, the user's body is closer to the height of the full body, so the user's legs need only exert a small force. Allowing the user to fully get up, and because the user's arm can be supported by the armrest (33) and exerting force, the force required by the user when fully getting up can be further reduced, so that the user can get up more easily, and When the user wants to sit back on the seat (3), the seat (3) can be raised to a higher position, thereby reducing the distance required for the user to sit down while reducing the leg position. The force to be applied, after the user rides on the chair body (31), the controller (34) can be operated to reverse the motor (12), thereby driving the driving gear (13), the driven gear (14) and the screw ( 15) Reverse rotation, and the slider (16) and the bearing (17) are moved downward along the screw (15), thereby driving the entire seat (3) and the user's body to descend, so that the user is more comfortable. In the seat position, when the slider (16) moves down to the lower limit switch (242) that triggers the lower stop block (23), the lower limit switch (242) turns off the motor (12) and the seat (3) Stop falling.

The mobile chair auxiliary standing device of the present invention has the advantages of:

1. By causing the slider to move up and down on the screw to drive the seat up or down, so that when the user seated on the seat wants to stand up, the user can be raised to bring the user closer to the fully up posture. Therefore, the user's leg exerts less force to allow the user to fully get up to achieve the function of the user who is inconvenient to assist the leg, and on the other hand, when the user wants to ride on the seat, First raise the seat to a higher position to reduce the distance the user needs to sit down while sitting, and avoid falling down;

2. Since the moving base is provided with a moving wheel and can be slidably moved, when the user sitting on the seat wants to move, the user can move by the foot to step on the ground without being lifted up.

In summary, it is understood that the present invention is novel, and the present invention is not found in any publication, and is in compliance with the provisions of Articles 21 and 22 of the Patent Law.

The above description is only a preferred embodiment of the present invention, and the scope of the present invention is not limited thereto. That is, the equivalent changes and modifications made by the invention in accordance with the scope of the invention are still within the scope of the invention.

1‧‧‧Mobile base

11‧‧‧

111‧‧‧ moving wheel

12‧‧‧ motor

13‧‧‧Drive gear

14‧‧‧ driven gear

15‧‧‧ screw

16‧‧‧ Slider

17‧‧‧ bearing

2‧‧‧Limited box

21‧‧‧ frame

22‧‧‧Upper block

23‧‧‧ Lower stop block

24‧‧‧Limit switch group

241‧‧‧ upper limit switch

242‧‧‧lower limit switch

25‧‧‧ Vertical rod

3‧‧‧ seats

31‧‧‧ Chair body

32‧‧‧Back of the chair

33‧‧‧Handrails

34‧‧‧ Controller

Claims (3)

A mobile chair auxiliary standing device includes:
A moving base is mainly composed of a seat body, a motor, a driving gear, a driven gear, a screw, a slider and a bearing. The seat body is equipped with the motor, and the motor is assembled with the driving gear to make the motor The driving gear can be driven to rotate, the driven gear is pivotally disposed on the base body, and the driven gear meshes with the driving gear, and the bottom end of the screw is fixed to the driven gear, and the screw penetrates the sliding block. The bearing is disposed in the slider, the bearing is screwed to the screw, so that when the screw rotates, the slider can be moved up and down along the screw, and the slider is connected with the seat back of a seat, so that When the slider moves up and down, the seat is raised and lowered;
A limit frame is mainly composed of a frame body, an upper block, a lower block, a limit switch set and a vertical rod. The bottom of the frame is fixed to the base, and the frame is located at the screw The upper side of the frame is formed with the upper stop block and the lower stop block. The upper stop block corresponds to the upper side of the slider, and the lower stop block corresponds to the lower side of the slider. The upper stop block and the lower stop block limit the movement range of the slider between the upper stop block and the lower stop block, and the limit switch block is disposed on the upper stop block and The limit switch group is electrically connected to the motor, and the limit switch group is used for controlling the opening and closing action of the motor, and the bottom end of the vertical rod is fixed to the base body, and The vertical rod runs through the slider;
The seat is mainly composed of a chair body, a seat back, an armrest and a controller, the chair body has the seat back and the armrest, and the back of the seat back is connected with the slider, and the controller is disposed on the armrest And the controller is electrically connected to the motor, and the controller is used to control the opening and closing and forward and reverse rotation of the motor. The mobile chair auxiliary standing device according to the first aspect of the patent application, wherein a plurality of moving wheels are pivoted at a bottom of the base of the moving base. According to the action chair auxiliary station device of claim 1, wherein the limit switch group of the limit frame includes an upper limit switch and a lower limit switch, and the upper limit switch is disposed on the upper stop block and The corresponding side of the slider is disposed on a side of the lower stop block corresponding to the slider.