CN209528584U - a folding bed - Google Patents

Abstract

The utility model relates to a folding bed, which comprises a main bed frame. The main bed frame is provided with a lifting frame and a translation frame. The lifting frame is movable up and down on the main bed frame. The front end is hinged with a front turning frame, on which there is a front section of the bed board, and the translation frame cooperates with the main bed frame in front and rear movement, and the translation frame is pulled out from the rear end of the main bed frame, and the translation frame is located under the lifting frame, and the rear section bed. This type of folding bed realizes the storage of the bed through the structure of flipping, translation, and overlapping up and down. It is easy to operate, and its main bed frame is stable on the ground, which plays a main supporting role and improves the stability of the folding bed.

Description

a folding bed

technical field

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

Background technique

In the existing folding bed, the bed board is generally composed of multiple sections, and the multi-section bed boards are hinged and coordinated, which makes storage troublesome; moreover, during use, the hinge is the main load-bearing place and is easily deformed.

Utility model content

The purpose of this utility model is to provide a folding bed with simple and reasonable structure, convenient storage and strong load-bearing capacity, so as to overcome the shortcomings of the prior art.

The purpose of this utility model is achieved in that:

A folding bed, comprising a main bed frame, characterized in that: the main bed frame is provided with a lifting frame and a translation frame, the lifting frame is movable up and down on the main bed frame, the lifting frame is provided with a main bed board, and the front end of the lifting frame The front turning frame is hinged, and the front turning frame is provided with the front section of the bed board. The translation frame cooperates with the main bed frame in front and rear movement. The translation frame is pulled out from the rear end of the main bed frame. bed board.

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

As a more specific solution, the front end of the front turning frame is provided with folding legs. When the front overturning frame is opened, the folding outriggers can touch the ground, which improves the load-bearing capacity of the front overturning frame.

As a further solution, a front auxiliary support arm is provided between the front end of the main bed frame and the bottom of the front reversing frame to further increase the load-bearing capacity of the front reversing frame, and prevent the folding legs from folding when the front reversing frame is opened.

As a further solution, the front overturning frame is hinged to the front end of the elevating frame through a corner adjuster. The angle adjuster can realize the adjustment of the flip angle of the front flip frame, and the user can change the angle of the front flip frame according to needs to form a comfortable backrest.

As a further solution, the bottom of the translation frame is provided with movable casters, and the translation frame is supported on the movable casters, so that the translation frame is supported by the ground, and the translation frame moves more smoothly.

As a further solution, guardrails are provided on the left and right sides of the main bed frame or lifting frame, so as to improve the safety of the folding bed and reduce the chance of users falling off the ground. Specifically: the main bed frame includes left and right frames, which are connected by cross beams. The left and right frames include two front and rear columns, and the bottom of the columns is provided with main casters; lift frame, and form the guardrail.

As a further solution, the rear end of the translation frame is provided with a rear turning frame, and the rear turning frame is provided with a tail section bed board. When the rear turning frame is opened, the use length of the folding bed can be increased.

As a further solution, a rear auxiliary support arm is provided between the rear end of the translation frame and the bottom of the rear flip frame to increase the load-bearing capacity of the rear flip frame.

It also includes a cabinet body, the lower part of the cabinet body is provided with a folding bed storage cavity, and the main bed frame is connected with the cabinet body through a traction piece; the bottom of the main bed frame is provided with main casters, and the main bed frame is placed on the main casters. The traction member is a connecting rod assembly or a multi-section telescopic guide rail or a telescopic sleeve or a rope and a rope reel, but is not limited to these. By adding cabinets, its storage function can be improved, and it is suitable for use as an accompanying bed in hospitals; it can also be used as a temporary extra bed in hotels.

As a further solution, the lower part of the translation frame is provided with a storage rack or a storage box, which can improve the storage capacity.

The beneficial effects of the utility model are as follows:

This type of folding bed realizes the storage of the bed through the structure of flipping, translating, and overlapping up and down. It is easy to operate, and its main bed frame is stable on the ground, which plays a main supporting role and improves the stability of the folding bed.

Description of drawings

Figure 1 is a schematic diagram of the unfolded structure of an embodiment of the utility model (with one side guard removed).

Fig. 2 is a schematic diagram of the flipped-up structure of the front flip frame in the pulled-out state of the folding bed of the present invention.

Fig. 3 is a schematic diagram of the structure of the rear flip frame in Fig. 2 when it is flipped down.

Fig. 4 is a schematic structural diagram of the retracted state of the translation frame in Fig. 3 .

Fig. 5 is a schematic diagram of the structure of the utility model in a storage state.

Fig. 6 is a schematic diagram of the connection structure between the front turning frame and the folding outrigger assembly of the utility model.

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

Fig. 8 is a schematic diagram of the structure of the utility model when the side guard is removed.

FIG. 9 is a schematic diagram of the cross-sectional structure along line A-A of FIG. 8 .

Fig. 10 is a structural schematic diagram of the working process of the middle and rear turning frame of the present invention.

FIG. 11 is a schematic diagram of the cross-sectional structure along line B-B of FIG. 8 .

FIG. 12 is a schematic cross-sectional structure diagram along line C-C of FIG. 8 .

Fig. 13 is a structural schematic diagram of another angle after removing the lower side guard plate in the state of Fig. 4 .

FIG. 14 is a schematic bottom view of the structure of FIG. 13 .

Fig. 15 is a schematic diagram of a partial exploded structure of the electric recliner of the present invention.

Fig. 16 is a front structural schematic diagram of the electric recliner of the present invention connected to the main body of the folding bed.

Detailed ways

Below in conjunction with accompanying drawing and embodiment the utility model is described further.

As shown in Figure 1, a folding bed (folding bed body 10) includes a main bed frame 4, on which a lifting frame 5 and a translation frame 6 are arranged, and the lifting frame 5 is movable up and down on the main bed frame 4, the lift frame 5 is provided with a main bed board 51, the front end of the lift frame 5 is hinged with a front flip frame 2, the front flip frame 2 is provided with a front section bed board 21, and the translation frame 6 cooperates with the front and rear movement of the main bed frame 4, and the translation frame 6 Pulled out from the main bed frame 4 rear end, the translation frame 6 is located below the lifting frame 5, and the translation frame 6 is provided with a rear section bed board 62.

The front end of the front turning frame 2 is provided with folding legs.

A front auxiliary support arm 23 is provided between the front end of the main bed frame 4 and the bottom of the front turning frame 2 .

The front overturning frame 2 is hinged to the front end of the elevating frame 5 through the angle adjuster 20 .

The bottom of the translation frame 6 is provided with movable casters 61 , and the translation frame 6 is placed on the movable casters 61 .

The top of the guard plate 42 is higher than the top surface of the main bed board 51, and the part of the guard plate 42 higher than the top surface of the main bed board 51 forms a guardrail. The part of the guard plate 42 that is higher than the top surface of the main bed board 51 is provided with an opening 421 transversely.

The rear end of the translation frame 6 is provided with a rear turning frame 8, and the rear turning frame 8 is provided with a tail section bed board 83.

A rear auxiliary support arm 81 is provided between the rear end of the translation frame 6 and the bottom of the rear turning frame 8 .

The folding bed also includes a cabinet body 1, the bottom of the cabinet body 1 is provided with a folding bed storage cavity 11, and the main bed frame 4 is connected with the cabinet body 1 through a traction piece; the bottom of the main bed frame 4 is provided with main casters 41, The main bed frame 4 bears on the main casters 41 .

The folding method of the above-mentioned folding bed is: turn the front turning frame 2 upwards until the front turning frame 2 is stacked on the lifting frame 5 (as shown in Figure 2); raise the lifting frame 5 and the front turning frame 2 at the same time, and then Push the translation frame 6 into the main bed frame 4 (see Figure 4).

When the rear end of the translation frame 6 is provided with a rear flip frame 8, the rear flip frame 8 is turned up or down to a vertical state (seeing shown in Figure 3, the rear flip frame 8 is turned down to a vertical state).

When one end of the folding bed is provided with a cabinet body 1, and the side of the cabinet body 1 facing the folding bed is provided with a folding bed storage chamber 11, the folding bed is pushed into the folding bed storage chamber 11 as a whole after being folded (see Figure 5). . A drawer opening 12 is provided above the folding bed storage cavity 11 of the cabinet body 1 , a table top 13 is provided on the top surface of the cabinet body 1 , and a storage slot 14 is provided behind the table top 13 .

As a more specific solution, regarding the specific structure of the folding leg and the front auxiliary support arm 23, as shown in Figure 6 and Figure 7, the folding leg includes a leg 22, a diagonal strut 25 and a guide frame 27, and the upper end of the leg 22 is Hinged with the front turning frame 2, one end of the diagonal strut 25 is hinged with the supporting leg 22, the guide frame 27 is arranged on the bottom of the front flipping frame 2, and the other end of the diagonal strut 25 slides and relatively rotates with the guide frame 27 to cooperate. The front turning frame 2 rotates along the range indicated by the R1 arrow in FIG. 7 (about 180° rotation).

Described guide frame 27 is channel steel type, and guide frame 27 is positioned at support leg 22 rear, and the inner side of groove body 273 of guide frame 27 linearly slides and is provided with slide block 26, and the other end of described diagonal strut 25 is rotatably matched with slide block 26.

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

The side wall of the guide frame 27 is also 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 it is linearly slidably 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. Block each other.

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) is connected between the front auxiliary support arm 23 and the main bed frame 4, and 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 flip frame high.

The legs 22 are provided with two left and right legs, 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° to 50° (in FIG. Angle α is about 10 degrees, so that the free end of the front auxiliary support arm 23 touches when the front flip frame 2 is opened, and the front auxiliary support arm 23 is pushed forward to turn over).

Regarding the specific structure of the translation frame 6: as shown in Fig. 8, Fig. 9 and Fig. 12, the translation frame 6 is provided with an electronically controlled horizontal push device 7, which includes a horizontal push drive motor 73, and the horizontal push The driving motor 73 is in transmission connection with the movable caster 61, and the horizontal pushing driving motor 73 is electrically connected with the control circuit.

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

The electric control horizontal pushing device 7 also includes a motor frame 71 and a transmission gear set 72, the motor frame 71 is fixedly connected with the translation frame 6, the horizontal pushing drive motor 73 is arranged on the motor frame 71, and the transmission gear set 72 is transmission connected to the rotating shaft and the horizontal plane. Push drive motor 73 between.

The main bed frame 4 includes left and right frames, which are connected by cross beams; the inner sides of the left and right frames are provided with caps 43, and the caps 43 are provided with straight grooves pointing forward and backward, and the sides of the translation frame 6 are provided with guide casters. 64, the guide castor 64 is arranged on the bearing platform 43, and rolls and fits with the straight groove.

The translation frame 6 is connected with the main bed frame 4 by a guide rail 63, and the guide rail 63 at least includes a fixed rail and a moving rail that slides and fits each other. The fixed rail is connected with the main bed frame 4, and the moving rail is connected with the translation frame 6.

Regarding the specific structure of the rear auxiliary support arm 81: as shown in FIG. Linear sliding and relative rotation fit; the rear overturning frame 8 is also provided with a stopper 82 for blocking the sliding of the rear auxiliary support arm 81 , and the stopper 82 is movably matched with the rear overturning frame 8 . The rear turning frame 8 rotates along the range indicated by the R2 arrow in FIG. 10 (about 90 degrees of rotation).

The stopper 82 is rotatably matched with the rear turning frame 8 , and an elastic member (not shown in the figure) for resetting the stopper 82 is provided between the stopper 82 and the rear turning frame 8 . Described elastic part is torsion spring, and torsion spring is arranged at the position that stopper 82 and rear overturn frame 8 rotate and cooperates, and torsion spring is provided with two torsion legs, and two torsion legs are offset with stopper 82 and rear overturn frame 8 respectively.

The block 82 is provided with a handle position.

The bottom of the rear turning frame 8 is provided with a guide groove 84 pointing forward and backward, and the other end of the rear auxiliary support arm 81 is provided with a guide pin 85, and the guide pin 85 and the guide groove 84 linearly slide and relatively rotate.

Regarding the specific structure of the lifting frame 5, as shown in Figure 11, the lifting frame 5 is movable up and down on the main bed frame 4, and a guide mechanism 52 and an electric telescopic device 9 are arranged between the lifting frame 5 and the main bed frame 4. The electric telescopic device 9 is electrically connected with the control circuit.

The electric telescopic device 9 is an electric cylinder, and the electric cylinder includes a lifting drive motor 91, a screw drive pair, a gear box 94, a cylinder block and a telescopic rod 92, the lead screw drive pair is arranged in the cylinder body, and the wire of the lead screw drive pair The lever is connected with the lifting drive motor 91 through the gear box 94. The nut of the screw transmission pair slides up and down in the cylinder body. The lower end of the telescopic rod 92 extends into the cylinder body to connect with the nut, and the upper end of the telescopic rod 92 extends out of the cylinder body. Connect with lifting frame 5.

The main bed frame 4 is provided with two sets of left and right electric cylinders, and the upper end of the telescopic rod 92 is connected with the elevating frame 5 through a push rod.

The guide mechanism 52 includes a guide sleeve 55, a guide column 56 and a chuck 54, the guide sleeve 55 is fixedly connected with the main bed frame 4, the guide sleeve 55 is slidably sleeved outside the guide column 56, and the chuck 54 is clamped with the guide column 56 upper end. Tightly connected, the chuck 54 is fixedly connected with the elevating frame 5.

Regarding the specific structure of the traction member, as shown in Figure 13 and Figure 14, 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, the cross-links include an upper link 35, a lower link The connecting rod 36 and the middle pin 34, the middle of the upper connecting rod 35 and the lower connecting rod 36 are rotatably matched by the middle pin 34; The ends of the rods slide left and right with the folding bed body 10 and the cabinet body 1 respectively.

The folding bed storage cavity 11 is provided with a first backing plate 31, the first backing plate 31 is provided with a first transverse groove 311 pointing left and right, the upper link 35 and the lower link of the cross link at the front end of the connecting rod assembly 3 The front end of the connecting rod 36 is provided with a front pin 33, which is inserted into the first horizontal groove 311, and the front pin 33 slides and fits with the first horizontal groove 311 left and right (see arrow D1 in Figure 14).

A first vertical slot 312 is disposed in the middle of the first backing plate 31 , and the rear end of the first vertical slot 312 is open and extends to the rear end of the first backing plate 31 . The middle pin 34 slides back and forth with the first vertical groove 312 (as indicated by the arrow D2 in FIG. 14 ).

The rear end of the first vertical slot 312 is provided with a trumpet-shaped guide opening.

The folding bed body 10 is provided with a second backing plate 32, the second backing plate 32 and the first backing plate 31 are staggered up and down by a certain distance, and the connecting rod assembly 3 is located between the first backing plate 31 and the second backing plate 32; The second backing plate 32 is provided with a second horizontal groove 321 pointing to the left and right, and the rear end of the upper link 35 and the lower link 36 of the cross link at the rear end of the connecting rod assembly 3 is provided with a rear latch, and the rear latch is inserted into the second horizontal slot. The slot 321 is placed, and the rear bolt is slidingly matched with the second horizontal slot 321 left and right.

A second vertical slot 322 is disposed in the middle of the second backing plate 32 , and the front end of the second vertical slot 322 is open and extends to the front end of the second backing plate 32 .

The front end of the second vertical groove 322 is provided with a trumpet-shaped guide opening.

Regarding the connection structure of the angle adjuster 20: as shown in Figure 15 and Figure 16, the angle adjuster 20 is an electric recliner, and the electric recliner includes a first connecting arm 202, a second connecting arm 203, and a planetary gear meshing disc 201 , angle adjustment driving motor 30 and gear box 94, the first connecting arm 202 is connected with the second connecting arm 203 through the planetary gear meshing disc 201, and the angle adjusting driving motor 30 is connected with the planetary gear meshing disc 201 through the gear box 94. The angle drive motor 30 is electrically connected to the control circuit; the first connecting arm 202 and the second connecting arm 203 are respectively connected to the front turning frame 2 and the elevating frame 5 .

The angle-adjustment drive motor 30 is located below the planetary gear meshing disc 201 , and the translation frame 6 is provided with a relief opening 65 corresponding to the angle-adjustment drive motor 30 .

The gear transmission box 40 includes a housing and a gear set. The housing is in the shape of a flat box. Each gear of the gear set is horizontally arranged in the housing. The upper and lower ends of the housing are respectively provided with a power output end and a power input end. The power input end is in transmission connection with the planetary gear meshing disc 201 through a spline shaft, and the power input end is in transmission connection with the angle-adjustment drive motor 30 , which is fixedly arranged on the lifting frame 5 .

The first connecting arm 202 and the second connecting arm 203 are respectively connected to one side of the front turning frame 2 and the lifting frame 5 .

Guard plates 42 are arranged outside the left and right sides of the main bed frame 4 , and the electric recliner is located next to the inner sides of the guard plates 42 .

As a better solution, the control circuit is provided with a network communication module.

The control method of the control circuit: when the folding bed body 10 is in the storage state, start the translation drive motor 73, the translation frame 6 moves out of the main bed frame 4, and drives the main bed frame 4 to move out of the folding bed storage cavity 11 of the cabinet body 1 Start the electric telescopic device 9, control the lifting frame 5 to descend, and the lifting frame 5 descends to the main bed board 51 and the rear section bed board 62 to be equal and stop; When the folding bed body 10 needs to be accommodated, start the electric recliner, turn the front turning frame 2 over the top of the main bed board 51, start the electric telescopic device 9, and control the lifting frame 5 to rise; into the main bed frame 4 and drive the main bed frame 4 into the folding bed storage chamber 11 of the cabinet body 1 .

The control circuit is provided with a network communication module, and the folding bed body 10 enters the standby state through a network command; The network communication module commands the control circuit to enter a standby state.

The folding bed is provided with a control panel, and the control panel is electrically connected to the control circuit. When the control circuit enters the standby state, the folding bed can be controlled to work through the control panel; and/or, the smart phone scans the identification code and enters the small In the program, the folding bed body 10 is controlled.

Claims (10)

1. A folding bed, including a main bed frame (4), characterized in that: the main bed frame (4) is provided with a lifting frame (5) and a translation frame (6), and the lifting frame (5) is movable up and down On the main bed frame (4), the lifting frame (5) is provided with a main bed board (51), the front end of the lifting frame (5) is hinged with a front turning frame (2), and the front turning frame (2) is provided with a front section bed board ( 21), the translation frame (6) cooperates with the main bed frame (4) for front and rear movement, 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 The back section bed board (62) is provided on the frame (6). 2. The folding bed according to claim 1, characterized in that: the front end of the front turning frame (2) is provided with folding legs. 3. The folding bed according to claim 1, characterized in that: a front auxiliary support arm (23) is provided between the front end of the main bed frame (4) and the bottom of the front turning frame (2). 4. The folding bed according to claim 1, characterized in that: the front turning frame (2) is hinged to the front end of the elevating frame (5) through a corner adjuster (20). 5. The folding bed according to claim 1, characterized in that: the bottom of the translation frame (6) is provided with movable casters (61), and the translation frame (6) is supported on the movable casters (61). 6. The folding bed according to claim 1, characterized in that: the main bed frame (4) includes left and right frames, the left and right frames are connected by cross beams, the left and right frames include two front and rear columns, and the bottom of the columns is provided with main casters ( 41); guard plates (42) are provided on the outer sides of the left and right frames respectively. 7. The folding bed according to claim 1, characterized in that: the rear end of the translation frame (6) is provided with a rear turning frame (8), and the rear turning frame (8) is provided with a tail section bed board (83). 8. The folding bed according to claim 7, characterized in that: a rear auxiliary support arm (81) is provided between the rear end of the translation frame (6) and the bottom of the rear turning frame (8). 9. The folding bed according to claim 1, characterized in that it further comprises a cabinet body (1), the lower part of the cabinet body (1) is provided with a folding bed storage cavity (11), and the main bed frame (4) passes through the traction member Connect to cabinet (1). 10. The folding bed according to claim 1, characterized in that: the lower part of the translation frame (6) is provided with a storage rack or a storage box.