Hoisting transfer trolley structure

Abstract

The utility model relates to the technical field of hoisting transfer trucks, in particular to a hoisting transfer truck structure. The vehicle frame is provided with a lifting device used for driving the material carrying table to do lifting motion. A microswitch is fixed on the frame; and a reed of the microswitch is arranged on a lifting motion path of the material loading table. When the lifting device is used, the material carrying table is in contact with the reed in the ascending process, the reed is pressed, the microswitch generates a signal, the signal is fed back to the control circuit, the control circuit enables the lifting device to stop working, materials on the material carrying table reach the set height, and the material carrying table can load and unload goods conveniently; the universal wheels are arranged at the bottom of the frame, so that the whole transfer trolley can swing in situ, and the swing radius of the transfer trolley during steering is reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of lifting and transporting vehicles, in particular to a lifting and transporting vehicle structure. Background Art

[0002] A transfer vehicle is a transport vehicle structure that can transport goods. The goods are placed on the loading platform of the transfer vehicle, and then transported to the designated place. The goods are lifted to the set height by the transfer vehicle for loading and unloading. In the existing lifting transfer vehicle structure, the lifting height of the loading platform is completely determined by the operator's experience. Therefore, when aligning with the loading rack, errors often occur and the position needs to be readjusted.

[0003] Therefore, it is necessary to further innovate the structure of the existing lifting and transporting vehicle. Utility Model Content

[0004] The purpose of the utility model is to provide a lifting and transporting vehicle structure in view of the defects and shortcomings of the prior art.

[0005] In order to achieve the above purpose, the technical solution adopted by the utility model is:

[0006] The utility model discloses a lifting and transferring vehicle structure, which comprises a vehicle frame and universal wheels evenly distributed at the four corners of the bottom of the vehicle frame; a loading platform is slidably connected to the vehicle frame; the vehicle frame is provided with a lifting device for driving the loading platform to perform lifting motion; a micro switch is fixed on the vehicle frame; the reed of the micro switch is arranged on the path of the lifting motion of the loading platform.

[0007] Furthermore, the lifting device is a hydraulic cylinder; a lifting frame is fixed to the piston rod end of the hydraulic cylinder; the left and right sides of the lifting frame are rotatably connected to reversing wheels; two traction bars are fixed on the loading platform; the two traction bars are respectively fixed to the frame after passing around the reversing wheels.

[0008] Furthermore, the reversing wheel is a sprocket; the traction bar is a chain; and the sprocket is meshed with the chain.

[0009] Furthermore, the end of the reed is rotatably connected to a roller.

[0010] Furthermore, a guide rail is fixed on the frame; a slider slidably connected to the guide rail is fixed on the micro switch; and the slider is slidably connected to the guide rail;

[0011] A threaded hole is arranged on the housing of the micro switch; a screw is threadedly connected in the threaded hole; and the head of the screw is tightly pressed against the guide rail.

[0012] Furthermore, a V-shaped groove is provided on the upper surface of the loading platform.

[0013] After adopting the above structure, the beneficial effects of the utility model are as follows: when using the utility model, the lifting device can drive the loading platform to do lifting movement, which is used for adjusting the height direction of the loading platform; during the rising process of the loading platform, it contacts the spring sheet, and the spring sheet is pressed, so that the micro switch generates a signal, and the signal is fed back to the control circuit, and the control circuit stops the lifting device, so that the material on the loading platform reaches the set height, which is convenient for the loading platform to load and unload goods; the bottom of the frame is a universal wheel, so that the entire operating vehicle can swing in place, reducing the swing radius when the operating vehicle turns. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a first-view stereogram of the utility model;

[0015] Figure 2 It is a second perspective stereogram of the utility model;

[0016] Figure 3 It is a structural diagram of the connection between the guide rail and the micro switch;

[0017] Figure 4 It is the structural diagram of the loading platform;

[0018] Description of reference numerals:

[0019] 1. Guide rail; 2. Micro switch; 201. Threaded hole; 202. Roller; 203. Reed; 3. Frame;

[0020] 301, handrail; 4, reversing wheel; 5, hydraulic system; 6, traction bar; 7, loading platform;

[0021] 701, V-shaped groove; 8, universal wheel; 9, lifting device; 10, lifting frame; α, tilt angle. DETAILED DESCRIPTION

[0022] The utility model is further described below in conjunction with the accompanying drawings.

[0023] like Figures 1 to 4 As shown, the structure of a lifting and transporting vehicle described in the utility model comprises a frame 3 and universal wheels 8 evenly distributed at the four corners of the bottom of the frame 3; a loading platform 7 is slidably connected to the frame 3; a lifting device 9 for driving the loading platform 7 to do lifting movement is provided on the frame 3; a micro switch 2 is fixed on the frame 3; a reed 203 of the micro switch 2 is arranged on the path of the lifting movement of the loading platform 7;

[0024] An armrest 301 is fixed to the back of the frame 3; a control circuit is connected to the lifting device 9, and a micro switch 2 is connected to the control circuit; the micro switch 2 is essentially the same as the prior art, so it is not described in detail; the lifting device 9 can drive the loading platform 7 to do lifting and lowering movements, which is used to adjust the height of the loading platform 7; during the rising process of the loading platform 7, it contacts the reed 203, and the reed 203 is pressed, so that the micro switch 2 generates a signal, and the signal is fed back to the control circuit, and the control circuit stops the lifting device 9, so that the material on the loading platform 7 reaches the set height, which is convenient for the loading platform to load and unload goods; the bottom of the frame 3 is a universal wheel 8, which allows the entire transport vehicle to swing in place, reducing the swing radius when the transport vehicle turns.

[0025] As a preferred embodiment of the utility model, the lifting device 9 is a hydraulic cylinder; a lifting frame 10 is fixed to the piston rod end of the hydraulic cylinder; the left and right sides of the lifting frame 10 are rotatably connected with reversing wheels 4; two traction bars 6 are fixed on the loading platform 7; the two traction bars 6 are respectively passed around the reversing wheels 4 and then fixed on the frame 3; a hydraulic system 5 is provided on the frame 3; the hydraulic cylinder is connected to the hydraulic system 5; the lifting frame 10 is driven by the hydraulic cylinder to perform lifting and lowering movements, and the reversing wheel 4 is used for reversing the pulling force of the traction bar 6.

[0026] As a preferred embodiment of the present invention, the reversing wheel 4 is a sprocket; the traction bar 6 is a chain; the sprocket is meshed with the chain; the sprocket is used as the line-changing wheel, and the traction bar is replaced by a chain to prevent the traction bar from derailing on the reversing wheel, and the two sprockets are synchronously pressed by the two traction chains respectively to prevent the lifting frame 10 from rotating.

[0027] As a preferred embodiment of the present invention, the end of the reed 203 is rotatably connected to a roller 202; the induction of the micro switch 2 is achieved by the roller 202 contacting the loading platform 7, causing the reed 203 to flip, thereby reducing the risk of the reed 203 being worn.

[0028] As a preferred embodiment of the utility model, a guide rail 1 is fixed on the frame 3; a slider slidably connected to the guide rail 1 is fixed on the micro switch 2; the slider is slidably connected to the guide rail 1;

[0029] The housing of the micro switch 2 is provided with a threaded hole 201; a screw is connected to the inner thread of the threaded hole 201; the head of the screw is pressed against the guide rail 1;

[0030] After the screw is tightened on the guide rail 1, the micro switch 2 is positioned on the guide rail 1; the screw is rotated to separate the screw from the guide rail 1, and the slider and the micro switch 2 can slide together along the height direction of the guide rail 1 to adjust the height of the micro switch 2.

[0031] As a preferred embodiment of the present invention, a V-shaped groove 701 is provided on the upper surface of the loading platform 7; the inclination angle α between the two side surfaces of the V-shaped groove 701 is an obtuse angle; after the V-shaped groove 701 is provided, a cylindrical object can be automatically positioned on the V-shaped groove 701.

[0032] The above description is only a preferred embodiment of the present utility model, so all equivalent changes or modifications made according to the structure, features and principles described in the scope of the present utility model patent application are included in the scope of the present utility model patent application.

Claims

1. A lifting and transporting vehicle structure, characterized in that: It comprises a frame (3) and universal wheels (8) evenly distributed at four corners of the bottom of the frame (3); a loading platform (7) is slidably connected to the frame (3); a lifting device (9) is provided on the frame (3) for driving the loading platform (7) to perform lifting movement; a micro switch (2) is fixed on the frame (3); and a reed (203) of the micro switch (2) is arranged on the lifting path of the loading platform (7).

2. A lifting and transporting vehicle structure according to claim 1, characterized in that: The lifting device (9) is a hydraulic cylinder; a lifting frame (10) is fixed to the piston rod end of the hydraulic cylinder; the left and right sides of the lifting frame (10) are rotatably connected to reversing wheels (4); two traction bars (6) are fixed to the loading platform (7); the two traction bars (6) are respectively passed around the reversing wheels (4) and then fixed to the vehicle frame (3).

3. A lifting and transporting vehicle structure according to claim 2, characterized in that: The reversing wheel (4) is a sprocket; the traction bar (6) is a chain; the sprocket is meshed with the chain.

4. The lifting and transporting vehicle structure according to claim 1 is characterized in that: The end of the reed (203) is rotatably connected to a roller (202).

5. The lifting and transporting vehicle structure according to claim 1 is characterized in that: A guide rail (1) is fixed on the vehicle frame (3); a slider slidably connected to the guide rail (1) is fixed on the micro switch (2); the slider is slidably connected to the guide rail (1); A threaded hole (201) is provided on the housing of the micro switch (2); a screw is connected to the inner thread of the threaded hole (201); and the head of the screw is tightly pressed against the guide rail (1).

6. The lifting and transporting vehicle structure according to claim 1 is characterized in that: The upper surface of the loading platform (7) is provided with a V-shaped groove (701).

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