Adjustable lifting pneumatic frame

Abstract

The utility model relates to the field of pneumatic frames, in particular to an adjustable lifting pneumatic frame. The utility model provides an adjustable lifting pneumatic frame which is convenient for carrying a sofa, saves manpower and improves the carrying efficiency of the sofa. An adjustable lifting pneumatic frame comprises a first support, a second support, a seat plate, a leg plate, a back plate and the like, the rear portion of the first support is rotationally connected with the second support, the upper side of the second support is connected with the seat plate, the front side of the seat plate is rotationally connected with the leg plate, and the rear side of the seat plate is rotationally connected with the back plate. According to the sofa carrying device, a first lead screw on a first supporting block is rotated, so that a pushing head moves forwards to extrude a moving frame, the moving frame moves downwards on a guide rod, universal wheels make contact with the ground, a sofa is jacked upwards, and the effects that the sofa can be conveniently carried, manpower is saved, and the sofa carrying efficiency is improved are achieved.

Description

Technical Field

[0001] The utility model relates to the field of pneumatic racks, in particular to an adjustable lifting pneumatic rack. Background Art

[0002] With the development of society, people's living standards have gradually improved, and they have higher requirements for housing comfort. When people decorate their houses, sofas are indispensable soft furnishings. When people choose sofas, they usually choose adjustable sofas.

[0003] The existing adjustable sofa is supported by a bracket and placed in a designated area, and then the angles of the backboard and the legboard are adjusted to meet the usage needs of different users. However, since the bracket can only support the sofa but cannot move it, when the decorators or users need to move the sofa, they can only lift the sofa and then move it, which is manpower-consuming and has low transportation efficiency and is relatively inconvenient.

[0004] Therefore, an adjustable lifting pneumatic frame has been developed which can facilitate the transportation of the sofa, save manpower and improve the efficiency of the sofa transportation. Utility Model Content

[0005] In order to overcome the disadvantages of the existing adjustable sofa, when the decorators or users need to move the sofa, they can only lift the sofa and then move it, which is labor-consuming, has low carrying efficiency and is relatively inconvenient. The utility model provides an adjustable lifting pneumatic frame which can facilitate the transportation of the sofa, save manpower and improve the sofa transportation efficiency.

[0006] The technical solution of the utility model is: an adjustable lifting pneumatic frame, including a first bracket, a second bracket, a seat plate, a leg plate, a back plate, a first cylinder, a second cylinder and a moving mechanism, the first bracket is rotatably connected to the second bracket at the rear, the second bracket is connected to the seat plate on the upper side, the seat plate is rotatably connected to the leg plate on the front side, the seat plate is rotatably connected to the back plate on the rear side, the second bracket is rotatably connected to the first cylinder on the upper side of the rear, the telescopic end of the first cylinder is rotatably connected to the back plate, the second bracket is rotatably connected to the second cylinder on the upper side of the front side, the telescopic end of the second cylinder is rotatably connected to the leg plate, and the first bracket is provided with the moving mechanism for facilitating movement.

[0007] As a preferred technical solution of the utility model, the moving mechanism includes a guide rod, a moving frame, a first support block, a first screw rod and a push head, a plurality of the guide rods are connected to the upper sides of the left and right parts of the first bracket, the moving frame is slidably connected between the guide rods, the upper side of the rear part of the first bracket is connected to the first support block, the first screw rod is threadedly connected to the first support block, and the push head is connected to the front side of the first screw rod, and the first screw rod on the first support block is rotated to move the push head forward to squeeze the moving frame, so that the moving frame moves downward on the guide rods to lift the sofa upward.

[0008] As an optimal technical solution of the utility model, it also includes a rotating mechanism, which includes a first rotating frame, a motor, a second screw rod, a second rotating frame and a second supporting block, the first rotating frame is rotatably connected to the front side of the middle part of the second bracket, the first rotating frame is connected to the motor, the motor output shaft is connected to the second screw rod, the second rotating frame is threadedly connected to the second screw rod, the left and right parts of the second rotating frame are rotatably connected to the second supporting block, and the second supporting blocks are connected to the first bracket. Starting the motor on the first rotating frame drives the second screw rod to rotate, so that the second screw rod moves on the second rotating frame, pushing the second rotating frame to rotate on the second supporting block, and at the same time causing the first rotating frame to rotate, so that the second bracket rotates.

[0009] As a preferred technical solution of the utility model, a limit block is provided on the lower side of the guide rod.

[0010] As a preferred technical solution of the utility model, the movable frame is provided with universal wheels.

[0011] As a preferred technical solution of the utility model, a rotating disk is provided at the rear side of the first screw rod.

[0012] Beneficial effects: 1. The utility model rotates the first screw on the first support block to move the push head forward to squeeze the movable frame, so that the movable frame moves downward on the guide rod, and the universal wheel contacts the ground to lift the sofa upward, thereby facilitating the transportation of the sofa, saving manpower and improving the efficiency of sofa transportation.

[0013] 2. The utility model starts the motor to drive the second screw to rotate, so that the second screw moves on the second rotating frame, pushes the second rotating frame to rotate on the second supporting block, and at the same time rotates the first rotating frame to rotate the second bracket, thereby achieving the effect of being able to adjust the angle of the second bracket to adapt to different user needs. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1It is a three-dimensional structural schematic diagram of the utility model.

[0015] Figure 2 It is a partial three-dimensional structural schematic diagram of the utility model.

[0016] Figure 3 It is a three-dimensional structural schematic diagram of the mobile mechanism of the utility model.

[0017] Figure 4 It is a three-dimensional structural schematic diagram of the rotating mechanism of the utility model.

[0018] Among them: 1-first bracket, 2-second bracket, 3-seat plate, 4-leg plate, 5-back plate, 6-first cylinder, 7-second cylinder, 8-moving mechanism, 81-guide rod, 82-moving frame, 83-first support block, 84-first screw rod, 85-push head, 9-rotating mechanism, 91-first rotating frame, 92-motor, 93-second screw rod, 94-second rotating frame, 95-second support block. DETAILED DESCRIPTION

[0019] The present invention is described in detail below with reference to the accompanying drawings and specific embodiments, but is not intended to limit the present invention.

[0020] An adjustable lifting pneumatic frame, such as Figure 1 and Figure 2 As shown, it includes a first bracket 1, a second bracket 2, a seat plate 3, a leg plate 4, a back plate 5, a first cylinder 6, a second cylinder 7 and a moving mechanism 8. The first bracket 1 is rotatably connected to the second bracket 2 at the rear, the second bracket 2 is connected to the seat plate 3 on the upper side, the seat plate 3 is rotatably connected to the leg plate 4 on the front side, the seat plate 3 is rotatably connected to the back plate 5 on the rear side, the second bracket 2 is rotatably connected to the first cylinder 6 on the upper rear side, the first cylinder 6 is rotatably connected to the back plate 5 at the telescopic end, the second bracket 2 is rotatably connected to the second cylinder 7 on the upper front side, the second cylinder 7 is rotatably connected to the leg plate 4 at the telescopic end, and the moving mechanism 8 is provided on the first bracket 1.

[0021] like Figure 1 and Figure 3As shown, the moving mechanism 8 includes a guide rod 81, a moving frame 82, a first support block 83, a first screw rod 84 and a push head 85. Two guide rods 81 are connected to the upper sides of the left and right parts of the first bracket 1. Limit blocks are provided on the lower sides of the guide rods 81 for easy guiding. The moving frame 82 is slidably connected between the guide rods 81. The moving frame 82 is provided with a universal wheel for easy movement. The first support block 83 is connected to the upper side of the rear part of the first bracket 1. The first screw rod 84 is threadedly connected to the first support block 83. A turntable is provided on the rear side of the first screw rod 84 for easy rotation. The push head 85 is connected to the front side of the first screw rod 84.

[0022] When using the utility model, firstly, the first bracket 1 is placed in the sofa placement area, and then the sofa cushion is installed on the seat plate 3. When the user sits on the seat plate 3 and needs to adjust the sitting posture, the first cylinder 6 on the second bracket 2 can be started to rotate the back plate 5 to adjust the angle of the back plate 5 supporting the user's back, and then the second cylinder 7 can be started to rotate the leg plate 4 to adjust the angle of the leg plate 4 supporting the user's legs. When the sofa needs to be moved, the first screw rod 84 on the first supporting block 83 can be rotated to make the push head 85 move forward to squeeze the moving frame 82, so that the moving frame 82 moves downward on the guide rod 81, and the universal wheel contacts the ground to lift the sofa upward, thereby facilitating the transportation of the sofa, saving manpower and improving the efficiency of sofa transportation.

[0023] like Figure 1 and Figure 4 As shown, it also includes a rotating mechanism 9, which includes a first rotating frame 91, a motor 92, a second screw rod 93, a second rotating frame 94 and a second support block 95. The first rotating frame 91 is rotatably connected to the front side of the middle part of the second bracket 2, the first rotating frame 91 is connected to the motor 92, the second screw rod 93 is connected to the output shaft of the motor 92, the second rotating frame 94 is threadedly connected to the second screw rod 93, the left and right parts of the second rotating frame 94 are rotatably connected to the second support blocks 95, and the second support blocks 95 are connected to the first bracket 1.

[0024] By using the rotating mechanism 9 of the present device, the second bracket 2 can be rotated, and the motor 92 on the first rotating frame 91 can be started to drive the second screw rod 93 to rotate, so that the second screw rod 93 moves on the second rotating frame 94, and the second rotating frame 94 is pushed to rotate on the second supporting block 95. At the same time, the first rotating frame 91 is rotated to rotate the second bracket 2, thereby adjusting the angle of the second bracket 2 to adapt to different user needs.

[0025] Those skilled in the art should understand that the above embodiments do not limit the present invention in any form, and any technical solutions obtained by equivalent replacement or equivalent transformation shall fall within the protection scope of the present invention.

Claims

1. An adjustable lifting pneumatic frame, characterized in that: The invention comprises a first bracket (1), a second bracket (2), a seat plate (3), a leg plate (4), a back plate (5), a first cylinder (6), a second cylinder (7) and a moving mechanism (8); the first bracket (1) is rotatably connected to the second bracket (2) at the rear; the second bracket (2) is connected to the seat plate (3) at the upper side; the seat plate (3) is rotatably connected to the leg plate (4) at the front side; the seat plate (3) is rotatably connected to the back plate (5) at the rear side; the second bracket (2) is rotatably connected to the first cylinder (6) at the upper side of the rear side; the telescopic end of the first cylinder (6) is rotatably connected to the back plate (5); the second bracket (2) is rotatably connected to the second cylinder (7) at the upper side of the front side; the telescopic end of the second cylinder (7) is rotatably connected to the leg plate (4); and the first bracket (1) is provided with the moving mechanism (8) for facilitating movement.

2. The adjustable lifting pneumatic frame according to claim 1, characterized in that: The moving mechanism (8) comprises a guide rod (81), a moving frame (82), a first support block (83), a first screw rod (84) and a push head (85). The upper sides of the left and right parts of the first support (1) are both connected with a plurality of the guide rods (81). The moving frame (82) is slidably connected between the guide rods (81). The upper side of the rear part of the first support (1) is connected with the first support block (83). The first screw rod (84) is threadedly connected to the first support block (83). The front side of the first screw rod (84) is connected with the push head (85). The first screw rod (84) on the first support block (83) is rotated to make the push head (85) move forward to squeeze the moving frame (82), so that the moving frame (82) moves downward on the guide rods (81) and the sofa is lifted upward.

3. The adjustable lifting pneumatic frame according to claim 2, characterized in that: The invention also comprises a rotating mechanism (9), wherein the rotating mechanism (9) comprises a first rotating frame (91), a motor (92), a second screw rod (93), a second rotating frame (94) and a second supporting block (95), wherein the front side of the middle part of the second bracket (2) is rotatably connected to the first rotating frame (91), the motor (92) is connected to the first rotating frame (91), the output shaft of the motor (92) is connected to the second screw rod (93), the second rotating frame (94) is threadedly connected to the second screw rod (93), and the first rotating frame (94) is rotatably connected to the second screw rod (93). The left and right parts of the second rotating frame (94) are both rotatably connected to the second support block (95), and the second support block (95) is connected to the first bracket (1). The motor (92) on the first rotating frame (91) is started to drive the second screw rod (93) to rotate, so that the second screw rod (93) moves on the second rotating frame (94), pushing the second rotating frame (94) to rotate on the second support block (95), and at the same time causing the first rotating frame (91) to rotate, so that the second bracket (2) rotates.

4. The adjustable lifting pneumatic frame according to claim 2, characterized in that: A limit block is provided on the lower side of the guide rod (81).

5. The adjustable lifting pneumatic frame according to claim 2, characterized in that: The movable frame (82) is provided with universal wheels.

6. The adjustable lifting pneumatic frame according to claim 2, characterized in that: A rotating disk is provided at the rear side of the first screw rod (84).

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