CN210810121U - A folding bed with wheelchair function - Google Patents

Abstract

The utility model relates to a folding bed with a wheelchair function, which comprises a main bed frame, the main bed frame is provided with main casters, the main bed frame is provided with a lift frame and a translation frame, the lift frame is arranged on the main bed frame, and the lift frame is provided with There is a cushion plate, the lifting frame is hinged with the backrest turning frame through the angle adjuster, the backrest turning frame is provided with a backrest pad, and the bottom of the translation is provided with movable casters, the translation frame is movably matched with the main bed frame back and forth, and the translation frame is arranged from the back of the main bed frame. The end is pulled out, the translation frame is located under the lifting frame, and is provided with a backing plate; the backrest turning frame drives the backrest pad to turn up, and the translation frame is retracted under the lifting frame to form a wheelchair; the backrest turning frame drives the backrest pad to turn over. , the translation frame is pulled out of the lifting frame, and is level with the backrest pad and the rear pad to form a bed body. The folding bed realizes the storage of the bed body through the structure of flipping, translation, and overlapping up and down, and its operation is convenient.

Description

A folding bed with wheelchair function

technical field

The utility model relates to a folding bed, in particular to a folding bed with a wheelchair function.

Background technique

In the existing folding bed, the bed board is generally composed of multiple sections, and the multi-section bed boards are connected by hinges, which is troublesome to store; moreover, during use, the hinge is the main load-bearing place, which is easy to deform. In addition, the single function of the folding bed is not conducive to its popularization and application.

SUMMARY OF THE INVENTION

The purpose of the utility model is to provide a folding bed with a wheelchair function, which is simple and reasonable in structure, convenient in storage, strong in load-bearing capacity, and has a backrest section, and the turning angle of the backrest section can be adjusted and fixed.

The purpose of this utility model is achieved in this way:

A folding bed with a wheelchair function, comprising a main bed frame with main casters at the bottom of the main bed frame, characterized in that: the main bed frame is provided with a lift frame and a translation frame, and the lift frame is movably arranged on the main bed frame up and down There is a cushion plate on the lifting frame, the front end of the lifting frame is hinged with the backrest turning frame through the angle adjuster, the backrest turning frame is provided with a backrest pad, and the bottom of the translation frame is provided with movable casters, and the translation frame is movably matched with the main bed frame. , the translation frame is pulled out from the rear end of the main bed frame, the translation frame is located under the lifting frame, and the rear pad is provided on the translation frame; A wheelchair is formed; when the backrest turning frame drives the backrest pad to level, the translation frame is pulled out of the lifting frame, and the lifting frame drives the seat pad to descend to the same level as the backrest pad and the rear pad to form a bed.

The purpose of this utility model can also adopt the following technical measures to solve:

As a more specific solution, the translation frame is provided with an electronically controlled leveling device, and the electronically controlled leveling device includes a leveling drive motor, the leveling drive motor is drivingly connected to the moving casters, and the leveling drive motor is electrically connected to the control circuit , the control circuit is electrically connected with a control panel, and the control panel is arranged on the lifting frame. When used as a wheelchair, the user in the wheelchair can control the movement of the wheelchair by himself through the control panel if his hands are flexible.

As a further solution, a handle is provided on the backrest turning frame. The handle can be folded, and when used as a wheelchair, the handle can be turned out, so as to support the wheelchair and push the wheelchair through the handle.

As a further solution, folding foot pads are provided on the left and right sides of the lower part of the rear end of the lifting frame. When used as a wheelchair, the folding footrest can be turned out so that the user can rest the soles of the feet.

As a further solution, the lifting frame is provided with armrest positions corresponding to the left and right sides of the cushion plate.

As a further solution, the left and right sides of the main bed frame are provided with large casters, and the large casters are provided with hand push wheels; When used as a wheelchair, if the user in the wheelchair is flexible, he can manually drive the wheelchair to move by pushing the hand wheel.

As a further solution, the front end of the backrest turning frame is provided with a folding leg, and a front auxiliary support arm is arranged between the front end of the main bed frame and the bottom of the backrest turning frame. When used as a bed, both the folding outriggers and the front auxiliary support arm support the backrest turning frame, so that the backrest turning frame and the backrest pad on the backrest turning frame are more stable. Specifically: when the backrest turning frame is opened, the folding outriggers can touch the ground, thereby improving the load-bearing capacity of the backrest turning frame. The front auxiliary support arm further enhances the load-bearing capacity of the backrest turning frame, and can prevent the folding legs from being folded when the backrest turning frame is opened.

As a further solution, the rear end of the translation frame is provided with a rear flip frame, and the rear flip frame is provided with a tail section pad; a rear auxiliary support arm is provided between the rear end of the translation frame and the bottom of the rear flip frame. When the tail pad is turned out, the bed surface of the bed body can be extended; in addition, due to the supporting function of the rear auxiliary support arm, the tail pad is more stable when laid flat.

As a further solution, it also includes a cabinet, the lower part of the cabinet is provided with a folding bed storage cavity, the main bed frame is connected to the cabinet body through a traction member; the traction member is detachably connected to the cabinet body or the main bed frame. When the folding bed is folded, it can be stored in the cabinet; when the folding bed is separated from the cabinet, the folding bed can be deformed into a wheelchair. The traction member is a link assembly or a multi-segment telescopic guide rail or a telescopic sleeve or a rope and a rope reel, but not limited to these. By adding a cabinet, its storage function can be improved, and it is suitable for use in hospitals as an accompanying bed; it can also be used as a temporary extra bed in a hotel.

The beneficial effects of the present utility model are as follows:

(1) This folding bed can turn the backrest upturning frame up to drive the backrest pad up. When the translation frame is retracted under the lifting frame, a wheelchair is formed; when the backrest turning frame drives the backrest pad to be flattened, the translation frame is pulled out to lift. Outside the frame, the lifting frame drives the cushion plate to descend to the same level as the back cushion plate and the rear cushion plate at the same time to form a bed body; the operation is convenient.

(2) The backrest turning frame and the backrest pad of this folding bed can be combined to form a set of backboard supports, and the angle of the backboard supports can be adjusted by the angle adjuster, so that the folding bed can be formed into a wheelchair, making it a wheelchair. wider range of use.

(3) This folding bed realizes the storage of the bed body through the structure of flipping, translation, and overlapping up and down. It is easy to operate, and the main bed frame part is stable on the ground, which plays a main supporting role and improves the folding bed with wheelchair function. stability of use.

Description of drawings

Figure 1 is a schematic structural diagram of the utility model being adjusted to a wheelchair state.

FIG. 2 is a schematic diagram of the structure in the unfolded state of FIG. 1 .

3 is a schematic structural diagram of another embodiment of the present invention.

FIG. 4 is a schematic top view of the structure in the unfolded state of FIG. 3 .

FIG. 5 is a schematic structural diagram of the storage state of the present invention.

6 is a schematic diagram of the connection structure of the backrest turning frame and the folding outrigger assembly of the present invention.

FIG. 7 is a schematic structural diagram of the working process of FIG. 6 .

FIG. 8 is a schematic structural diagram of the working process of the rear turning frame in the utility model.

FIG. 9 is a schematic cross-sectional structural diagram of the unfolded state of FIG. 5 .

Detailed ways

The present utility model will be further described below in conjunction with the accompanying drawings and embodiments.

Referring to FIG. 1 , a folding bed with a wheelchair function includes a main bed frame 4, the bottom of the main bed frame 4 is provided with main casters 41, and the main bed frame 4 is provided with a lifting frame 5 and a translation frame 6, which can be lifted and lowered. The frame 5 is movably arranged on the main bed frame 4 up and down, the lifting frame 5 is provided with a cushion plate 51, the front end of the lifting frame 5 is hinged with the backrest turning frame 2 through the angle adjuster 20, and the backrest turning frame 2 is provided with a backrest pad 21, The bottom of the translation frame 6 is provided with a movable caster 61, and the translation frame 6 is movably matched with the main bed frame 4 back and forth. The translation frame 6 is pulled out from the rear end of the main bed frame 4. Backrest pad 62; when the backrest turning frame 2 drives the backrest pad 21 to turn up, and the translation frame 6 is retracted under the lifting frame 5, a wheelchair is formed. When the backrest turning frame 2 drives the backrest pad 21 to be leveled, the translation frame 6 is pulled out of the lift frame 5, and the lift frame 5 drives the seat pad 51 to descend to the same level as the backrest pad 21 and the rear pad 62 at the same time, forming a bed body , as shown in Figure 2.

The translation frame 6 is provided with an electronically controlled leveling device 7, which includes a leveling driving motor 73, the leveling driving motor 73 is drivingly connected with the moving caster 61, and the leveling driving motor 73 is electrically connected to the control circuit. For connection, the control circuit is electrically connected with a control panel, and the control panel is arranged on the lifting frame 5 .

The backrest turning frame 2 is provided with a handle 210, and the handle 210 is a folding handle.

Folding foot pads 44 are provided on the left and right sides of the lower rear end of the lift frame 5 .

Armrest positions 53 are provided on the left and right sides of the lift frame 5 corresponding to the cushion plate 51 .

The front end of the backrest turning frame 2 is provided with a folding leg 22 , and a front auxiliary support arm 23 is provided between the front end of the main bed frame 4 and the bottom of the backrest turning frame 2 .

As a more specific solution, regarding the specific structure of the folding outrigger and the front auxiliary support arm 23, as shown in Figs. It is hinged with the backrest turning frame 2, one end of the diagonal strut 25 is hinged with the outrigger 22, the guide frame 27 is arranged at the bottom of the backrest turning frame 2, and the other end of the diagonal strut 25 is matched with the guide frame 27 by linear sliding and relative rotation. The backrest turning frame 2 rotates along the range of the arrow R1 in FIG. 7 (about 180 degrees).

The guide frame 27 is in the shape of channel steel. The guide frame 27 is located behind the outrigger 22 . The inner side of the groove body 273 of the guide frame 27 slides linearly with a slider 26 .

The side wall of the guide frame 27 is provided with a first guide groove 271 pointing back and forth. The other end of the diagonal strut 25 is rotatably matched with the front end of the slider 26 through a first pin shaft, and the first pin shaft passes through the first guide groove 271. .

The side wall of the guide frame 27 is further provided with a second guide groove 272 corresponding to the rear of the first guide groove 271 , and the rear end of the slider 26 is provided with a second pin shaft 281 , and the second pin shaft 281 extends into the second guide groove 272 , and is linearly slidingly matched with the second guide groove 272 .

The lower end of the front auxiliary support arm 23 is rotatably matched with the main bed frame 4 , the upper end of the front auxiliary support arm 23 is a free end, and the upper end of the front auxiliary support arm 23 extends into the groove body 273 of the guide frame 27 and is connected with the rear end of the slider 26 block.

The upper end of the front auxiliary support arm 23 is provided with a first rolling sleeve 29 .

The rear end of the slider 26 is provided with a second rolling sleeve 28 .

A spring (not shown in the figure) is connected between the front auxiliary support arm 23 and the main bed frame 4, the spring makes the front auxiliary support arm 23 have a tendency to swing backward, and the upper end of the front auxiliary support arm 23 is higher than the bottom surface of the turning frame high.

The legs 22 are provided with two left and right, and the legs 22 are connected by a cross bar 24 .

The angle α between the axis of the front auxiliary support arm 23 and the vertical plane is 5 degrees to 50 degrees (in FIG. 7 , when the backrest turning frame 2 is completely turned over and stored, the free end of the front auxiliary support arm 23 is not pressed, The included angle α is about 10 degrees, so that when the backrest turning frame 2 is flipped open, it can touch the free end of the front auxiliary support arm 23 and push the front auxiliary support arm 23 to turn forward).

The rear end of the translation frame 6 is provided with a rear flip frame 8 , and the rear flip frame 8 is provided with a tail pad 83 ; a rear auxiliary support arm 81 is provided between the rear end of the translation frame 6 and the bottom of the rear flip frame 8 .

Regarding the specific structure of the rear auxiliary support arm 81 : as shown in FIG. 8 , the rear auxiliary support arm 81 is arranged obliquely, one end of the rear auxiliary support arm 81 is hinged with the translation frame 6 , and the other end of the rear auxiliary support arm 81 is connected with the rear flip frame 8 Linear sliding and relative rotation; the rear flip frame 8 is also provided with a block 82 for blocking the sliding of the rear auxiliary support arm 81 , and the block 82 is movably cooperated with the rear flip frame 8 . The rear turning frame 8 rotates along the range of the arrow R2 in FIG. 8 (about 90 degrees).

The block 82 is rotatably engaged with the rear flip frame 8 , and an elastic member (not shown in the figure) for restoring the block 82 is provided between the block 82 and the rear flip frame 8 . The elastic member is a torsion spring. The torsion spring is arranged at the position where the block 82 rotates with the rear flip frame 8 . The torsion spring is provided with two torsion feet, which are respectively abutted against the block 82 and the rear flip frame 8 .

The stopper 82 is provided with a handle position.

The bottom of the rear flip frame 8 is provided with a guide groove 84 pointing back and forth, and the other end of the rear auxiliary support arm 81 is provided with a guide pin 85 .

Regarding the specific structure of the lift frame 5, a guide mechanism 52 and an electric telescopic device 9 are provided between the lift frame 5 and the main bed frame 4, and the electric telescopic device 9 is electrically connected to the control circuit.

The electric telescopic device 9 is an electric cylinder, and the main bed frame 4 is provided with two sets of left and right electric cylinders.

The specific structure of the translation frame 6: the translation frame 6 is provided with an electric-controlled flat push device 7, and the electric-controlled flat push device 7 includes a flat-push drive motor 73, and the flat-push drive motor 73 is drive-connected with the moving casters 61, The driving motor 73 is electrically connected to the control circuit.

The movable casters 61 are provided with two left and right, and the two movable casters 61 are connected to each other through a rotating shaft and a drive motor 73 for driving.

The electronically controlled pusher 7 also includes a motor frame 71 and a transmission gear set 72. The motor frame 71 is fixedly connected to the translation frame 6. The pusher drive motor 73 is arranged on the motor frame 71. Push between the drive motors 73 (see Figure 9).

5 and 9, it also includes a cabinet 1, the lower part of the cabinet 1 is provided with a folding bed storage cavity 11, the main bed frame 4 is connected with the cabinet 1 through a traction member; the traction member is connected to the cabinet 1 or the main bed The bed frame 4 is detachably connected.

When the side of the cabinet 1 facing the folding bed is provided with a folding bed storage cavity 11 , the folding bed can be pushed into the folding bed storage cavity 11 as a whole after being folded (as shown in FIG. 5 ). A drawer opening 12 is provided above the folding bed storage cavity 11 with a wheelchair function of the cabinet 1 , the top surface of the cabinet 1 is a table 13 , and a storage slot 14 is arranged behind the table 13 . When the rollaway bed is converted into a wheelchair function, the traction elements can be disassembled.

Regarding the specific structure of the traction member, as shown in FIG. 9 , the traction member is a connecting rod assembly 3 , and the connecting rod assembly 3 is composed of more than two sets of cross links.

3 and 4, the main bed frame 4 is provided with large casters 50 on the left and right sides, and the large casters 50 are provided with hand push wheels 501, so that the wheelchair can be moved by pushing the hand push wheels 501 by hand.

Claims (8)

1. A folding bed with a wheelchair function, comprising a main bed frame (4) with main casters (41) at the bottom of the main bed frame (4), characterized in that: the main bed frame (4) is provided with a lift The frame (5) and the translation frame (6), the lifting frame (5) is movably arranged on the main bed frame (4) up and down, the lifting frame (5) is provided with a cushion plate (51), and the front end of the lifting frame (5) passes through the corner The adjuster (20) is hinged with the backrest turning frame (2), the backrest turning frame (2) is provided with a backrest pad (21), the bottom of the translation frame (6) is provided with a movable caster (61), and the translation frame (6) is connected with The main bed frame (4) is movably matched in front and back, the translation frame (6) is pulled out from the rear end of the main bed frame (4), the translation frame (6) is located under the lifting frame (5), and the translation frame (6) is provided with a rear section Backing plate (62); when the backrest turning frame (2) drives the backrest backing plate (21) to turn up, and the translation frame (6) is retracted under the lifting frame (5), a wheelchair is formed; when the backrest turning frame (2) drives The backrest pad (21) is turned flat, and the translation frame (6) is pulled out of the lift frame (5). 62) When flat, a bed body is formed; a handle (210) is provided on the backrest turning frame (2). 2. The folding bed with a wheelchair function according to claim 1, characterized in that: the translation frame (6) is provided with an electrically controlled leveling device (7), and the electrically controlled leveling device (7) comprises a leveling drive The motor (73), the horizontal push drive motor (73) is connected with the moving caster (61) in a transmission, the horizontal push drive motor (73) is electrically connected with the control circuit, the control circuit is electrically connected with a control panel, and the control panel is arranged on the lifting frame (5) on. 3 . The folding bed with wheelchair function according to claim 1 , characterized in that foldable foot pads ( 44 ) are provided on the left and right sides of the lower rear end of the lift frame ( 5 ). 4 . 4 . The folding bed with wheelchair function according to claim 1 , wherein the lifting frame ( 5 ) is provided with armrests ( 53 ) corresponding to the left and right sides of the cushion plate ( 51 ). 5 . 5. The folding bed with wheelchair function according to claim 1, wherein the main bed frame (4) is provided with large casters (50) on the left and right sides, and the large casters (50) are provided with hand push wheels ( 501); or, the left and right sides of the main bed frame (4) are provided with hand push wheels (501), and the hand push wheels (501) are in driving connection with the main casters (41). 6. The folding bed with wheelchair function according to claim 1, characterized in that: the front end of the backrest turning frame (2) is provided with a folding leg (22), and the front end of the main bed frame (4) is connected to the backrest turning frame (2) A front auxiliary support arm (23) is arranged between the bottoms. 7. The folding bed with wheelchair function according to claim 1, characterized in that: the rear end of the translation frame (6) is provided with a rear flip frame (8), and the rear flip frame (8) is provided with a tail section pad (83); a rear auxiliary support arm (81) is provided between the rear end of the translation frame (6) and the bottom of the rear flip frame (8). 8. The folding bed with wheelchair function according to claim 1, characterized in that it further comprises a cabinet (1), a folding bed storage cavity (11) is arranged at the lower part of the cabinet (1), and the main bed frame (4) ) is connected with the cabinet body (1) through the traction member; the traction member is detachably connected with the cabinet body (1) or the main bed frame (4).

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