CN201154683Y - A loading and unloading transport vehicle based on a bucket lifting device - Google Patents

Abstract

The utility model relates to a loading and unloading transport trolley based on a car hopper lifting device, comprising a frame; the frame is provided with wheels, the wheels are equipped with a driving motor which can drive the wheels to rotate, the center of the frame is provided with an opening which is matched with the car hopper, the car hopper is positioned above the opening, the car hopper is arranged on the frame by the car hopper lifting device, the car hopper lifting device comprises four groups of link mechanisms which are arranged at two sides of the car hopper in a pairwise symmetrical way, two groups of link mechanisms at the same side are in fore-and-aft mirror symmetry, the link mechanism comprises an arm lever, two ends of the arm lever are arranged in corresponding slots on the car hopper and the frame in a horizontal and sliding way, the middle part of the arm lever is articulated with a toggle rod, the other end of the toggle rod is articulated on the frame; the position where the toggle rod of two groups of link mechanism diagonally arranged is articulated with the frame is connected with a rotating power device. The utility model discloses a loading and unloading transport trolley based on a car hopper lifting device, which is suitable for long-distance transportation and facilitates loading and unloading.

Description

A loading and unloading transport vehicle based on a bucket lifting device

technical field

The utility model belongs to the field of transportation machinery, in particular to a loading and unloading transport vehicle based on a bucket lifting device, which is suitable for sporadic and semi-automatic loading and unloading medium and long-distance transportation occasions.

Background technique

Existing transport vehicles can only carry goods, or use manpower when loading and unloading goods, which is very labor-intensive, or ask a special crane team or lifting team to help with loading and unloading, while the existing loading and unloading vehicles are mostly cranes or forklifts. Both are suitable for lifting and loading and unloading of larger and heavier objects. For small-scale and sporadic transportation, if you use a crane or forklift to load and unload goods, it is not only uneconomical to operate, but also easy to damage the goods. Starting from improving loading and unloading conditions and improving loading and unloading work efficiency, it is necessary to propose a combination of forklifts and transport vehicles. A loading and unloading transport vehicle that can both load and unload goods and transport goods is very necessary.

Contents of the invention

The utility model aims to solve the shortcomings that the existing transport vehicles are not convenient for loading and unloading goods, and the loading and unloading vehicles are not suitable for small-scale and sporadic transportation occasions.

A loading and unloading transport vehicle based on a body lifting device, including a vehicle frame, on which wheels are mounted, and driving motors that drive the wheels to rotate; the center of the frame is provided with an opening adapted to the body, and the body is located at the opening Above the bucket, the bucket is installed on the frame through the bucket lifting device. The bucket lifting device includes four sets of linkages symmetrically arranged on both sides of the bucket, and the two sets of linkages on the same side are symmetrical in front and rear. , the linkage mechanism includes an arm rod, the two ends of the arm rod can be horizontally slidably arranged in the corresponding slots on the vehicle body and the frame, the middle part of the arm rod is hinged with a toggle, and the other end of the toggle is hinged On the vehicle frame; the toggle joints of the two sets of connecting rod mechanisms arranged diagonally and the hinged part of the vehicle frame are connected with a rotating power device.

Further, the rotating power device is a worm gear transmission mechanism driven by a lifting motor, the output shaft of the lifting motor is connected to the worm, and the central axis of the worm gear is connected to the hinge between the toggle and the frame.

Further, the traveling motors are mounted on the two front wheels of the wheels.

Preferably, the upper end of the arm rod can be horizontally slidably arranged in the corresponding car bucket groove on the car body through the car body sliding pin, and the lower end of the arm rod can be horizontally slidably arranged in the corresponding groove on the car frame through the car frame sliding pin. in the frame slot.

The technical concept of the utility model is: the vehicle is driven forward by the driving motor, the lifting motor outputs power, and the power is input to the connecting rod mechanism through the transmission mechanism composed of the worm wheel and the worm, and the sliding pin of the car body and the sliding pin of the frame are in the groove. The vertical lifting and pitching movement of the car body can be realized by the sliding in the middle and the rotation of the connecting rod device. If only a single lifting motor at the rear outputs power, the rear pitching movement of the vehicle body can be realized; if the two sets of diagonal lifting motors turn in opposite directions and output power at the same time, the vertical lifting movement of the vehicle body can be realized. In the case of no power input, the self-locking effect of the worm gear mechanism is used to make the vehicle body stay at any height.

The beneficial effects of the utility model are: (1) overcome the defect of inconvenient loading and unloading of the transport vehicle, and realize the loading and unloading of the goods more conveniently on the basis of ensuring the fast transportation function of the transport vehicle; (2) solve the problem of the whole forklift Or the defect of the limited loading and transportation distance of the whole container of goods, which realizes the sporadic loading of goods and the rapid transportation of medium and long distances; (3) improves the safety factor of cargo loading and unloading, and avoids the occurrence of work-related accidents in the process of loading and unloading goods; (4) reduces Loading and unloading equipment and loading and unloading personnel reduce labor intensity and logistics operation costs, and greatly improve logistics efficiency.

Description of drawings

Fig. 1 is a structural representation of the utility model.

Fig. 2 is a top view of the utility model.

Fig. 3 is a structural schematic diagram of the linkage mechanism of the present invention.

Detailed ways

Embodiment one

Referring to Figures 1-3: a loading and unloading transport vehicle based on a bucket lifting device, including a frame 1, a wheel 2 is mounted on the frame 1, and a driving motor 3 for driving the wheel 2 is mounted on the wheel 2. The driving motor 3 Installed on the two front wheels 17 of the wheel 2; the center of the frame 1 is provided with an opening 5 adapted to the bucket 4, the bucket 4 is located above the opening 5, and the bucket 4 is installed on the frame through the bucket lifting device 1, the bucket lifting device includes four sets of linkage mechanisms 6 symmetrically arranged on both sides of the bucket, and the two sets of linkage mechanisms on the same side are mirror-symmetrical front and rear, and the linkage mechanisms include arm rods 7, The upper end of the arm rod 7 is horizontally slidably arranged in the corresponding car bucket groove 8 on the car body through the car bucket sliding pin 11, and the lower end of the arm rod 7 is horizontally slidably arranged on the vehicle frame through the vehicle frame sliding pin 12. In the corresponding vehicle frame groove 9, the middle part of the arm bar 7 is hinged with a toggle lever 10, and the other end of the toggle lever 10 is hinged on the vehicle frame 1 through a toggle pin 16; The hinged part of the vehicle frame 1 is connected with a rotary power device.

The rotary power device is a worm gear transmission mechanism driven by the lifting motor 13, the output shaft of the lifting motor 13 is connected to the worm 14, and the central axis of the worm wheel 15 is connected to the hinge joint between the toggle and the vehicle frame.

When working, the vehicle is driven forward by the driving motor 3, and the diagonal two groups of lifting motors 13 have the same rotation speed and reverse direction to output power at the same time. The toggle lever 10 rotates to drive the arm lever 7 to move. When the arm lever 7 rotates, its two ends slide in the groove to realize the vertical lifting movement of the bucket 4. Specifically, when the lower ends of the arms 7 of the two groups of linkage mechanisms on the same side slide relatively in the frame groove 9 and the upper ends slide back in the bucket groove 8, the bucket 4 descends vertically; when the two groups on the same side When the lower end of the arm bar 7 of the link mechanism slides back in the frame groove 9 and the upper end slides relatively in the bucket groove 8, the bucket 4 rises vertically. In the case of no power input, the self-locking effect of the worm gear mechanism is used to make the bucket 4 stay at any height.

Embodiment two

Referring to Figure 1-3: The difference between this embodiment and Embodiment 1 is that only the rear group of lifting motors outputs power among the two groups of lifting motors, and the corresponding arm is driven by driving the toggle connected to the group of lifting motors to rotate. When the arm is rotated, its two ends slide in the groove. Specifically, when the lower end of the arm slides in the frame groove to the middle of the car, the rear position of the bucket is lowered. Due to the front linkage The movement of the rear link mechanism lags behind that of the rear link mechanism, so the bucket can be lowered; if the rear lift motor turns to the opposite direction to input power, the lower end of the arm of the rear link mechanism slides outward in the groove of the frame, and the vehicle The rear position of the bucket is raised, which can realize the lifting of the bucket. Other structures and implementations of this embodiment are completely the same as those of Embodiment 1.

The content described in the embodiments of this specification is only an enumeration of the implementation forms of the inventive concept. The protection scope of the present utility model should not be regarded as limited to the specific forms stated in the embodiments. The protection scope of the present utility model also extends to Equivalent technical means that those skilled in the art can think of according to the concept of the present invention.

Claims (4)

1, a kind of handling transport vehicle based on the wagon box jacking system, comprise vehicle frame, wheel is housed on the vehicle frame, the motor that travels that drive wheels is rotated is housed on the wheel, it is characterized in that: the center of vehicle frame is provided with the opening adaptive with wagon box, wagon box is positioned at the top of opening, wagon box is installed on the vehicle frame by the wagon box jacking system, the wagon box jacking system comprises four groups of connecting rod mechanisms that are located at the wagon box both sides in twos symmetrically, mirrors are to symmetry before and after two groups of connecting rod mechanisms of homonymy, and described connecting rod mechanism comprises armed lever, but the two ends horizontal sliding of armed lever ground be located at slot accordingly on wagon box and the vehicle frame in, the middle part of armed lever is hinged with toggle link, and the other end of toggle link is hinged on the vehicle frame; The toggle link of two groups of connecting rod mechanisms of diagonal angle setting and the hinge point of vehicle frame are connected with rotary power unit.

2, the handling transport vehicle based on the wagon box jacking system as claimed in claim 1, it is characterized in that: described rotary power unit is the Worm and Worm Gear Driving mechanism that elevating motor drives, the output shaft of elevating motor connects worm screw, and the center shaft of worm gear connects the hinge point of toggle link and vehicle frame.

3, the handling transport vehicle based on the wagon box jacking system as claimed in claim 1 or 2 is characterized in that: the described motor that travels is contained on two front-wheels of wheel.

4, the handling transport vehicle based on the wagon box jacking system as claimed in claim 3, it is characterized in that: but the upper end of armed lever by wagon box sliding pin horizontal sliding be located on the wagon box in the corresponding wagon box groove, but the lower end of armed lever is located on the vehicle frame accordingly in the vehicle frame groove by vehicle frame sliding pin horizontal sliding ground.

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