Movable lifting working platform

Abstract

The utility model discloses a movable lifting working platform, which relates to the technical field of lifting equipment and comprises a frame, front supporting structures are connected to two sides of the front end of the frame, rear supporting structures are arranged on two sides of the rear end of the frame, two first connecting seats are fixed on one side of the top end of the frame, and first connecting pieces are rotatably connected to the two first connecting seats. A first supporting arm is rotationally connected to the first connecting piece, a second connecting piece is connected to one end of the first supporting arm, two first connecting rods are rotationally connected between the two first connecting bases and the second connecting piece, and a third connecting piece is rotationally connected to the middle of the first supporting arm; a first hydraulic push rod is rotationally connected between the middle of the third connecting piece and the frame, a second supporting arm is rotationally connected to the second connecting piece, and one end of the second supporting arm is connected with a fourth connecting piece. According to the utility model, the standing platform can be conveniently sent to the required height, the operation is simple, the movement is convenient, the stability is better, and the diversified working requirements are met to a greater extent.

Description

TECHNICAL FIELD

[0001] The utility model relates to lifting equipment technical field especially relates to a mobile lifting work platform. BACKGROUND

[0002] In many working scenes, such as building construction, equipment maintenance, warehousing logistics, etc., workers often need to work at a certain height. The traditional climbing method such as using scaffold, herringbone ladder, etc. not only is cumbersome to build and disassemble, consumes time, but also has poor stability, and has great safety hazards. Although some existing lifting work platforms can solve some problems, they still have the shortcomings of inconvenient movement, limited lifting range, complex operation, etc., and are difficult to meet the diversified working requirements. Therefore, the present application provides a mobile lifting work platform. SUMMARY

[0003] In view of the deficiencies of the prior art, the utility model provides a mobile lifting work platform, which is convenient to send the standing platform to the required height, simple to operate, convenient to move, good in stability, and meets the diversified working requirements to a great extent, and overcomes the deficiencies of the prior art.

[0004] In order to achieve the above purpose, the utility model adopts the following technical scheme:

[0005] A mobile lifting work platform, comprising a vehicle frame, the front end of the vehicle frame is connected with a front support structure on both sides, the rear end of the vehicle frame is provided with a rear support structure on both sides, one side of the top end of the vehicle frame is fixed with two first connecting seats, a first connecting piece is rotatably connected on the two first connecting seats, a first support arm is rotatably connected on the first connecting piece, one end of the first support arm is connected with a second connecting piece, two first connecting rods are rotatably connected between the two first connecting seats and the second connecting piece, a third connecting piece is rotatably connected in the middle of the first support arm, a first hydraulic push rod is rotatably connected between the middle of the third connecting piece and the vehicle frame, a second support arm is rotatably connected on the second connecting piece, one end of the second support arm is connected with a fourth connecting piece, two second connecting rods are rotatably connected between the second connecting piece and the fourth connecting piece, a second hydraulic push rod is rotatably connected between the second connecting piece and the fourth connecting piece, a support rod is rotatably connected between the first support arm and the second connecting piece, and the upper end of the fourth connecting piece is connected with a standing platform.

[0006] As a further scheme of the utility model: the upper end face of the standing platform is provided with a guardrail around.

[0007] As a further scheme of the utility model: the front support structure includes two first fixed bases fixed at the front end of the frame, first screw rods are screwed on the two first fixed bases, first support feet are rotatably connected to the lower ends of the two first screw rods through bearings, and first handles are connected to the upper ends of the two first screw rods.

[0008] As a further scheme of the utility model: the rear support structure includes two mounting bases fixed at the two sides of the rear end of the frame, unfolding arms are rotatably mounted on the two mounting bases, second screw rods are screwed to one end of the two unfolding arms, second support feet are rotatably connected to the lower ends of the two second screw rods through bearings, and second handles are connected to the upper ends of the two second screw rods.

[0009] As a further scheme of the utility model: suspension frames are mounted at the bottom of the front and rear ends of the frame, and wheels are mounted at the two ends of the two suspension frames.

[0010] As a further scheme of the utility model: a handrail is fixed at the top of the rear end of the frame, and anti-skid lines are arranged on the handrail.

[0011] As a further scheme of the utility model: a hydraulic oil tank is fixed at one side of the upper end of the frame, and a control rod is mounted on the hydraulic oil tank.

[0012] As a further scheme of the utility model: a connecting pull rod is fixed at the rear end of the frame, a towing rod is rotatably mounted at one end of the connecting pull rod, and a third handle is arranged at the upper end of the towing rod.

[0013] The utility model discloses the beneficial effects are:

[0014] The first support foot is in contact with the ground by rotating the first screw rod through the first handle, and the front end of the frame is supported, the second support foot is in contact with the ground by rotating the second screw rod through the second handle by unfolding the arm, and then the frame is supported, so that the four wheels are away from the ground, the second support arm and the standing platform are lifted by controlling the second hydraulic push rod to elongate, the first support arm is lifted by controlling the first hydraulic push rod to elongate, and then the standing platform is sent to the required height, so that the utility model has the advantages of simple operation, convenient movement, good stability and great degree of satisfaction of diversified work requirements. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is a first perspective three-dimensional structure schematic diagram of the utility model that puts forward a kind of mobile lifting work platform.

[0016] Figure 2 It is a second perspective three-dimensional structure schematic diagram of the utility model that puts forward a kind of mobile lifting work platform.

[0017] Figure 3A third perspective view of the mobile lifting work platform is shown in the utility model.

[0018] Figure 4 A third perspective view of the mobile lifting work platform is shown in the utility model. Figure 3 An enlarged view of structure at A in the utility model is shown.

[0019] In the figure: 1, frame; 2, hydraulic oil tank; 3, wheel; 4, handrail; 5, first connecting seat; 6, first supporting leg; 7, first screw; 8, first fixed seat; 9, first handle; 10, first connecting piece; 11, first supporting arm; 12, second connecting rod; 13, guardrail; 14, standing platform; 15, second supporting arm; 16, second connecting piece; 17, third handle; 18, traction rod; 19, connecting pull rod; 20, mounting seat; 21, unfolding arm; 22, second screw; 23, second handle; 24, first connecting rod; 25, third connecting piece; 26, second hydraulic push rod; 27, fourth connecting piece; 28, supporting rod. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments.

[0021] Embodiment 1, refer to Figures 1-4 A mobile lifting work platform, including frame 1, the front end both sides of frame 1 are connected with front support structure, the rear end both sides of frame 1 are provided with rear support structure, one side of the top end of frame 1 is fixed with two first connecting seats 5, two first connecting seats 5 are rotatably connected with first connecting piece 10, first connecting piece 10 is rotatably connected with first supporting arm 11, one end of first supporting arm 11 is connected with second connecting piece 16, two first connecting seats 5 and second connecting piece 16 are rotatably connected with two first connecting rods 24 between, the middle part of first supporting arm 11 is rotatably connected with third connecting piece 25, the middle part between third connecting piece 25 and frame 1 is rotatably connected with first hydraulic push rod, second connecting piece 16 is rotatably connected with second supporting arm 15, one end of second supporting arm 15 is connected with fourth connecting piece 27, two second connecting rods 12 are rotatably connected between second connecting piece 16 and fourth connecting piece 27, second hydraulic push rod 26 is rotatably connected between second connecting piece 16 and fourth connecting piece 27, supporting rod 28 is rotatably connected between first supporting arm 11 and second connecting piece 16, the upper end of fourth connecting piece 27 is connected with standing platform 14, the upper end surface of standing platform 14 is installed with guardrail 13 around.

[0022] The front support structure comprises two first fixing bases 8 fixed at the front end of the frame 1, a first screw rod 7 is screwed on each of the two first fixing bases 8, the lower end of each of the two first screw rods 7 is rotatably connected with a first support leg 6 through a bearing, and the upper end of each of the two first screw rods 7 is connected with a first handle 9.

[0023] The rear support structure comprises two mounting bases 20 fixed at the two sides of the rear end of the frame 1, a deployment arm 21 is rotatably mounted on each of the two mounting bases 20, a second screw rod 22 is screwed on one end of each of the two deployment arms 21, the lower end of each of the two second screw rods 22 is rotatably connected with a second support leg through a bearing, and the upper end of each of the two second screw rods 22 is connected with a second handle 23.

[0024] The bottom of each of the front and rear ends of the frame 1 is provided with a suspension, the two ends of each of the two suspensions are provided with a wheel 3, the top of the rear end of the frame 1 is fixed with a handrail 4, and the handrail 4 is provided with anti-skid lines.

[0025] One side of the upper end of the frame 1 is fixed with a hydraulic oil tank 2, and the hydraulic oil tank 2 is provided with a control rod.

[0026] The first screw rod 7 is rotated through the first handle 9, so that the first support leg 6 is in contact with the ground and supports the front end of the frame 1, the deployment arm 21 is opened, the second screw rod 22 is rotated through the second handle 23, so that the second support leg is in contact with the ground, and then the frame 1 is supported, so that the four wheels 3 are away from the ground, the second support arm 15 and the standing platform 14 are lifted by controlling the elongation of the second hydraulic push rod 26, the first support arm 11 is lifted by controlling the elongation of the first hydraulic push rod, and then the standing platform 14 is sent to the required height.

[0027] The manual pump is provided as a hydraulic power device in a manual state, pressure oil is provided, and a hydraulic valve is combined to realize the rotation and retraction of the boom in the manual state, so that the demand is met.

[0028] In the embodiment 1, the hydraulic oil tank 2 is provided with a control rod, the control rod is provided with a first hydraulic push rod and a second hydraulic push rod, the first hydraulic push rod is rotatably connected with the first support arm 11, the second hydraulic push rod is rotatably connected with the second support arm 15, and the first hydraulic push rod and the second hydraulic push rod are controlled by the control rod.

[0029] The rear end of the frame 1 is fixed with a connecting pull rod 19, one end of the connecting pull rod 19 is rotatably mounted with a traction rod 18, the upper end of the traction rod 18 is provided with a third handle 17, the traction rod 18 is pulled through the third handle 17, and then the frame 1 is pushed to move, so that the position of the frame 1 is adjusted.

[0030] The above is only a preferred specific implementation manner of the utility model, but the protection scope of the utility model is not limited to this, any person skilled in the art in the technical range disclosed by the utility model, according to the technical scheme and the utility model concept of the utility model, makes equivalent replacement or change, should be covered in the protection scope of the utility model.

Claims

1. A mobile elevating work platform comprising a chassis (1), characterised in that, The both sides of the front end of the frame (1) are connected with front support structures, the both sides of the rear end of the frame (1) are provided with rear support structures, one side of the top end of the frame (1) is fixed with two first connecting seats (5), the first connecting seat (5) is rotatably connected with a first connecting piece (10), the first connecting piece (10) is rotatably connected with a first support arm (11), one end of the first support arm (11) is connected with a second connecting piece (16), the both sides of the first connecting seat (5) and the second connecting piece (16) are rotatably connected with two first connecting rods (24), the middle part of the first support arm (11) is rotatably connected with a third connecting piece (25), the middle part of the third connecting piece (25) and the frame (1) are rotatably connected with a first hydraulic push rod, the second connecting piece (16) is rotatably connected with a second support arm (15), one end of the second support arm (15) is connected with a fourth connecting piece (27), the second connecting piece (16) and the fourth connecting piece (27) are rotatably connected with two second connecting rods (12), the second connecting piece (16) and the fourth connecting piece (27) are rotatably connected with a second hydraulic push rod (26), the second connecting piece (16) and the fourth connecting piece (27) are rotatably connected with a support rod (28), the upper end of the fourth connecting piece (27) is connected with a standing platform (14).

2. The mobile elevating work platform of claim 1, wherein, The upper end face of the standing platform (14) is provided with a guardrail (13) around.

3. The mobile elevating work platform of claim 1, wherein, The front support structure comprises two first fixed seats (8) fixed at the front end of the frame (1), the first fixed seat (8) is screwed with a first screw rod (7), the lower end of the first screw rod (7) is rotatably connected with a first support foot (6) through a bearing, and the upper end of the first screw rod (7) is connected with a first handle (9).

4. The mobile elevating work platform of claim 1, wherein, The rear support structure comprises two mounting seats (20) fixed at the both sides of the rear end of the frame (1), the mounting seat (20) is rotatably installed with a unfolding arm (21), the unfolding arm (21) is screwed with a second screw rod (22), the lower end of the second screw rod (22) is rotatably connected with a second support foot through a bearing, and the upper end of the second screw rod (22) is connected with a second handle (23).

5. The mobile elevating work platform of claim 1, wherein, The both ends of the two suspensions are installed with wheels (3).

6. The mobile elevating work platform of claim 1, wherein, The rear end of the frame (1) is fixed with a handrail (4), and the handrail (4) is provided with anti-skid lines.

7. The mobile elevating work platform of claim 1, wherein, The upper end of the frame (1) is fixed with a hydraulic oil tank (2), and the hydraulic oil tank (2) is installed with a joystick.

8. The mobile elevating work platform of claim 1, wherein, The rear end of the frame (1) is fixed with a connecting pull rod (19), one end of the connecting pull rod (19) is rotatably installed with a traction rod (18), and the upper end of the traction rod (18) is provided with a third handle (17).

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