Multifunctional hand trailer

Abstract

The utility model relates to the technical field of hand trailers, in particular to a multifunctional hand trailer which comprises a mounting plate, an auxiliary mechanism and a conveying mechanism, a supporting rod and a hydraulic lifting rod are arranged on the mounting plate, and a connecting frame is arranged on the hydraulic lifting rod. The auxiliary mechanism comprises a handle and an inserting rod, the handle is arranged in the supporting rod, and the inserting rod is arranged at the rear end of the handle; the conveying mechanism comprises a rotating plate, a supporting plate and a telescopic plate, one end of the rotating plate is hinged to the lower end of the connecting frame, and the other end is hinged to the supporting plate; the telescopic plate is slidably mounted in the supporting plate; when the film covering roll is carried, the handle is taken out of the supporting rod, the inserting rod is inserted into the hollow part in the middle of the film covering roll, one end of the bottom of the film covering roll can leave the ground by pulling the handle, and therefore the film covering roll can be carried to a hand trailer conveniently. And the length and the width of the hand trailer can be adjusted through the rotating plate and the telescopic plate, so that the hand trailer can be used in a smaller space.

Description

Technical Field

[0001] This utility model relates to the field of handcart technology, specifically to a multi-functional handcart. Background Technology

[0002] When handling laminated rolls, they are usually loaded onto handcarts and transported to their destination. Handcarts are transportation tools used for unloading and hauling goods in material transportation and are widely used by logistics and express delivery companies.

[0003] In the prior art, such as the Chinese patent with publication number CN211364667U entitled "A Manual Trailer," the disclosed technical solution describes a device comprising two parallel forks, with U-shaped frames extending along their length on the outer sides of the forks; a gantry bracket is fixedly connected between the upper surfaces of the rear ends of the two forks, the gantry bracket comprising two first connecting plates obliquely connected to the forks and a second connecting plate horizontally fixed to the upper end of the first connecting plates, a power box being provided at the upper end of the second connecting plate, a vertical pole fixed to the power box, and a light installed at the top of the vertical pole; items placed on the forks can be tied and secured using the U-shaped frame and ropes; and when the environment is dark and there is no lighting, workers can turn on the light for illumination. However, it is quite strenuous for workers to move the coated rolls onto the trailer; and when storage space is limited, the trailer may be unable to pass through. Utility Model Content

[0004] This utility model provides a multi-functional hand trolley to solve the above problems.

[0005] This utility model adopts the following technical solution: A multi-functional hand trolley includes a mounting plate, an auxiliary mechanism, and a transport mechanism; the mounting plate is arranged at the front and rear, with a support rod hinged to the front upper part of the mounting plate, and a hydraulic lifting rod fixedly mounted at the rear upper part of the mounting plate, with a connecting frame fixedly mounted at the upper end of the hydraulic lifting rod; a rotating shaft is rotatably mounted in the connecting frame, and a connecting plate is fixedly mounted on the rotating shaft, with the front end of the connecting plate hinged to the mounting plate; a guide wheel is fixedly mounted at the lower end of the mounting plate; the auxiliary mechanism includes a handle and an insert rod, with a storage cavity opened in the support rod, and the handle slidably mounted in the storage cavity; the insert rod is fixedly mounted at the rear end of the handle; a fixing hole is opened on the support rod, and a mating hole is opened on the insert rod, with a fixing rod slidably mounted in the fixing hole and the mating hole, and a spring fixedly mounted between the fixing rod and the support rod; the transport mechanism is located on the connecting frame and is used to transport goods; when transporting the coated roll, pulling the fixing rod outward will pull the handle out of the support rod, inserting the insert rod into the hollow part in the middle of the coated roll, and turning the handle will lift one end of the coated roll off the ground, thus facilitating the transport of the coated roll onto the hand trolley.

[0006] Furthermore, the transport mechanism includes a rotating plate, a telescopic assembly, and an adjusting assembly; there are two rotating plates, one end of which is rotatably mounted on the lower end of the connecting frame; a pallet is rotatably mounted on the other end of the rotating plate; a binding frame is fixedly mounted on the side wall of the pallet; the telescopic assembly is used to adjust the length of the hand trailer; the adjusting assembly is used to assist in adjusting the width of the hand trailer; by rotating the two rotating plates, the pallets on both sides are brought closer or further apart, thereby adjusting the width of the hand trailer; by wrapping a rope around the coated roll and tying it to the binding frame, the coated roll can be prevented from falling off during transport.

[0007] Furthermore, the telescopic assembly includes a telescopic plate and bolts. The telescopic plate is slidably installed in the support plate. A positioning hole is provided on the side wall of the support plate. Multiple adjustment holes are provided on the side wall of the telescopic plate, and the multiple adjustment holes are evenly distributed front and back. The bolts are threadedly installed in the positioning holes, and the bolts and adjustment holes are threadedly connected. A driven wheel is fixedly installed at the lower rear end of the telescopic plate via a telescopic rod. By rotating the bolts to remove them, pushing and pulling the telescopic plate to slide it in the support plate, and adjusting it to the required length, the corresponding adjustment holes and positioning holes are aligned. The bolts are then screwed into the positioning holes and adjustment holes, thereby adjusting the length of the handcart.

[0008] Furthermore, the adjustment assembly includes a first rotating rod, a second rotating rod, and a sliding block. The first and second rotating rods are X-shaped and hinged at the middle. The front ends of the first and second rotating rods are respectively hinged to the two side support plates. The rear ends of the first and second rotating rods are hinged to the sliding blocks, which are slidably connected to the two side support plates. When the two rotating plates are rotated, the first and second rotating rods rotate around the middle, causing the sliding blocks to slide on the support plates. With the cooperation of the first and second rotating rods, the two side support plates are kept parallel.

[0009] The beneficial effects are: when moving the coated roll, the handle is removed from the support rod, the insert rod is inserted into the hollow part in the middle of the coated roll, and the handle is turned so that the bottom end of the coated roll can be lifted off the ground, which makes it easier to move the coated roll onto the trolley and reduces the physical burden on the staff to lift the coated roll.

[0010] The length and width of the handcart can be adjusted by rotating and telescopic plates, allowing the handcart to be used in smaller spaces. Attached Figure Description

[0011] To more clearly illustrate the technical solutions in the embodiments of this utility model or the prior art, the drawings used in the description of the embodiments or the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of this utility model. For those skilled in the art, other drawings can be obtained based on these drawings without creative effort.

[0012] Figure 1This is a schematic diagram of the structure of an embodiment of the multifunctional hand trolley of the present invention;

[0013] Figure 2 This is a bottom view of an embodiment of the present invention;

[0014] Figure 3 This is a schematic diagram of the auxiliary mechanism according to an embodiment of the present utility model;

[0015] Figure 4 This is a schematic diagram of the transportation mechanism according to an embodiment of the present invention.

[0016] In the diagram: 100, mounting plate; 110, support rod; 111, fixing hole; 120, hydraulic lifting rod; 130, connecting frame; 140, rotating shaft; 141, connecting plate; 150, guide wheel; 200, handle; 201, mating hole; 210, insertion rod; 220, fixing rod; 221, spring; 300, rotating plate; 310, support plate; 311, positioning hole; 320, telescopic plate; 321, adjusting hole; 330, bolt; 340, binding frame; 350, driven wheel; 410, first rotating rod; 420, second rotating rod; 430, sliding block. Detailed Implementation

[0017] In the description of this utility model, it should be noted that, unless otherwise explicitly specified and limited, the terms "installation," "connection," and "joining" should be interpreted broadly. For example, they can refer to a fixed connection, a detachable connection, or an integral connection; they can refer to a mechanical connection or an electrical connection; they can refer to a direct connection or an indirect connection through an intermediate medium; and they can refer to the internal connection of two components. Those skilled in the art can understand the specific meaning of the above terms in this utility model based on the specific circumstances.

[0018] An embodiment of this utility model of a multifunctional hand trolley, such as... Figures 1 to 4As shown: A multi-functional hand trolley includes a mounting plate 100, an auxiliary mechanism, and a transport mechanism. The mounting plate 100 is arranged front and rear. A support rod 110 is hinged to the front upper part of the mounting plate 100, and a hydraulic lifting rod 120 is fixedly installed at the rear upper part of the mounting plate 100. A connecting frame 130 is fixedly installed at the upper end of the hydraulic lifting rod 120. A rotating shaft 140 is rotatably installed in the connecting frame 130, and a connecting plate 141 is fixedly installed on the rotating shaft 140. The front end of the connecting plate 141 is hinged to the mounting plate 100. A guide wheel 150 is fixedly installed at the lower end of the mounting plate 100. The auxiliary mechanism includes a handle 200 and a plug rod 210. A storage cavity is opened in the support rod 110, and the handle 200 is slidably mounted on... Inside the storage cavity; the insertion rod 210 is fixedly installed at the rear end of the handle 200; a fixing hole 111 is provided on the support rod 110, and a mating hole 201 is provided on the insertion rod 210. A fixing rod 220 is slidably installed in the fixing hole 111 and the mating hole 201. A spring 221 is fixedly installed between the fixing rod 220 and the support rod 110; the transport mechanism is located on the connecting frame 130 and is used to transport goods; when transporting the film roll, the fixing rod 220 is pulled outward to pull the handle 200 out of the support rod 110, the insertion rod 210 is inserted into the hollow part in the middle of the film roll, and the handle 200 is turned so that one end of the film roll leaves the ground, thus making it easy to transport the film roll to the handcart.

[0019] The transport mechanism includes a rotating plate 300, a telescopic assembly, and an adjusting assembly. Two rotating plates 300 are provided, each rotatably mounted at one end of a connecting frame 130 at its lower end. A support plate 310 is rotatably mounted at the other end of each rotating plate 300. A binding frame 340 is fixedly mounted on the side wall of the support plate 310. The telescopic assembly is used to adjust the length of the handcart. The adjusting assembly is used to assist in adjusting the width of the handcart. By rotating the two rotating plates 300, the support plates 310 on both sides are brought closer together or further apart, thereby adjusting the width of the handcart. By looping a rope around the coated roll and securing it to the binding frame 340, the coated roll can be prevented from falling off during transport.

[0020] The telescopic assembly includes a telescopic plate 320 and bolts 330. The telescopic plate 320 is slidably installed in the support plate 310. A positioning hole 311 is provided on the side wall of the support plate 310. Multiple adjustment holes 321 are provided on the side wall of the telescopic plate 320, and the multiple adjustment holes 321 are evenly distributed front and back. The bolts 330 are threadedly installed in the positioning holes 311, and the bolts 330 and the adjustment holes 321 are threadedly connected. A driven wheel 350 is fixedly installed at the lower rear end of the telescopic plate 320 by a telescopic rod. The bolts 330 are rotated to remove the bolts 330, and the telescopic plate 320 is pushed and pulled to slide in the support plate 310. After adjusting to the required length, the corresponding adjustment holes 321 and positioning holes 311 are aligned. The bolts 330 are screwed into the positioning holes 311 and adjustment holes 321, thereby adjusting the length of the handcart.

[0021] The adjustment assembly includes a first rotating rod 410, a second rotating rod 420, and a sliding block 430. The first rotating rod 410 and the second rotating rod 420 are X-shaped and hinged at the middle. The front ends of the first rotating rod 410 and the second rotating rod 420 are respectively hinged to the two side support plates 310. The rear ends of the first rotating rod 410 and the second rotating rod 420 are hinged to the sliding block 430, which is slidably connected to the two side support plates 310. When the two rotating plates 300 are rotated, the first rotating rod 410 and the second rotating rod 420 rotate around the middle, causing the sliding block 430 to slide on the support plate 310. With the cooperation of the first rotating rod 410 and the second rotating rod 420, the two side support plates 310 are kept parallel.

[0022] Based on the above embodiments, the working principle and process of this utility model are as follows: When transporting the film-coated roll: pull the fixing rod 220 outward to pull the handle 200 out of the support rod 110, insert the insertion rod 210 into the hollow part in the middle of the film-coated roll, and turn the handle 200 to make one end of the bottom of the film-coated roll leave the ground, thereby facilitating the transport of the film-coated roll to the handcart.

[0023] When adjusting the length and width of the handcart due to space constraints: By rotating the two rotating plates 300, the two side plates 310 are brought closer or further apart. When rotating the two rotating plates 300, the first rotating rod 410 and the second rotating rod 420 rotate around the center, causing the sliding block 430 to slide on the plate 310. With the cooperation of the first rotating rod 410 and the second rotating rod 420, the two side plates 310 are kept parallel, thereby adjusting the width of the handcart; Rotate the bolt 330 to remove the bolt 330, push and pull the telescopic plate 320 to slide in the plate 310, and after adjusting to the required length, align the corresponding adjustment hole 321 and positioning hole 311, and screw the bolt 330 into the positioning hole 311 and adjustment hole 321, thereby adjusting the length of the handcart.

[0024] The above description is only a preferred embodiment of the present utility model and is not intended to limit the present utility model. Any modifications, equivalent substitutions, improvements, etc., made within the spirit and principles of the present utility model should be included within the protection scope of the present utility model.

Claims

1. A multi-functional hand trolley, characterized in that: Includes mounting plate (100), auxiliary mechanisms, and transport mechanisms; The mounting plate (100) is arranged at the front and rear. A support rod (110) is hinged to the front of the upper end of the mounting plate (100). A hydraulic lifting rod (120) is fixedly installed at the rear of the upper end of the mounting plate (100). A connecting frame (130) is fixedly installed at the upper end of the hydraulic lifting rod (120). A guide wheel (150) is fixedly installed at the lower end of the mounting plate (100). The auxiliary mechanism includes a handle (200) and a plug rod (210). A storage cavity is provided in the support rod (110), and the handle (200) is slidably installed in the storage cavity. The plug rod (210) is fixedly installed at the rear end of the handle (200). A fixing hole (111) is provided on the support rod (110), and a mating hole (201) is provided on the plug rod (210). A fixing rod (220) is slidably installed in the fixing hole (111) and the mating hole (201), and a spring (221) is fixedly installed between the fixing rod (220) and the support rod (110). The transport mechanism is mounted on the connecting frame (130) and is used to transport goods.

2. The multi-functional handcart according to claim 1, characterized in that: The transport mechanism includes a rotating plate (300), a telescopic component, and an adjustment component; there are two rotating plates (300), one end of which is rotatably mounted on the lower end of the connecting frame (130); a support plate (310) is rotatably mounted on the other end of the rotating plate (300); the telescopic component is used to adjust the length of the handcart; the adjustment component is used to assist in adjusting the width of the handcart.

3. A multi-functional handcart according to claim 2, characterized in that: The telescopic assembly includes a telescopic plate (320) and a bolt (330). The telescopic plate (320) is slidably installed in the support plate (310). A positioning hole (311) is provided on the side wall of the support plate (310). A plurality of adjustment holes (321) are provided on the side wall of the telescopic plate (320), and the plurality of adjustment holes (321) are evenly distributed front and back. The bolt (330) is threadedly installed in the positioning hole (311), and the bolt (330) and the adjustment hole (321) are threadedly connected.

4. A multi-functional handcart according to claim 3, characterized in that: The adjustment assembly includes a first rotating rod (410), a second rotating rod (420), and a sliding block (430). The first rotating rod (410) and the second rotating rod (420) are X-shaped and are hinged at the middle. The front ends of the first rotating rod (410) and the second rotating rod (420) are respectively hinged to the two side support plates (310). The rear ends of the first rotating rod (410) and the second rotating rod (420) are hinged to the sliding block (430), and the sliding block (430) is slidably connected to the two side support plates (310).

5. A multi-functional handcart according to claim 4, characterized in that: A driven wheel (350) is fixedly installed at the lower rear end of the telescopic plate (320) via a telescopic rod.

6. A multi-functional handcart according to claim 5, characterized in that: A binding frame (340) is fixedly installed on the side wall of the pallet (310).

7. A multi-functional handcart according to claim 6, characterized in that: A rotating shaft (140) is rotatably mounted in the connecting frame (130), and a connecting plate (141) is fixedly mounted on the rotating shaft (140). The front end of the connecting plate (141) is hinged to the mounting plate (100).

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