Crane car with high stability

Abstract

The utility model discloses a crane car with high stability, which comprises a car body, a main hoisting mechanism, an auxiliary hoisting mechanism, a left transmission mechanism and a right transmission mechanism, the left transmission mechanism is arranged on the left side of the car body, the right transmission mechanism is arranged on the left side of the car body, and the main hoisting mechanism and the auxiliary hoisting mechanism are arranged on the car body side by side. Each of the main hoisting mechanism and the auxiliary hoisting mechanism comprises a hoisting driving assembly, a hoisting transmission assembly, a hoisting assembly and a hoisting limiting assembly, the hoisting driving assembly is in transmission connection with the hoisting assembly through the hoisting transmission assembly, and the hoisting driving assembly is matched with the hoisting limiting assembly for use; wherein the left transmission mechanism and the right transmission mechanism are used for driving the vehicle body to horizontally move left and right, the main lifting mechanism and the auxiliary lifting mechanism are used for lifting the to-be-lifted weights, the carrying of the to-be-lifted weights with different weights can be automatically realized, and the practicability is high.

Description

Technical Field

[0001] The utility model relates to the technical field of lifting, in particular to a lifting vehicle with high stability. Background Art

[0002] In the related technologies, crane trucks have become one of the more common transportation auxiliary tools in the field of contemporary industrial handling. Existing crane trucks often only have a single hook for lifting and cannot lift according to the weight requirements of the objects to be lifted. They have the problem of single functionality and poor practicality.

[0003] In the existing related technologies, the existing crane trucks are often only equipped with a single hook for lifting, and are unable to lift according to the weight requirement of the object to be lifted. The functionality is single and no effective solution has been proposed yet. Utility Model Content

[0004] In view of this, it is necessary to provide a crane with high stability to at least solve the problem in the related art that existing cranes often only have a single hook for lifting and cannot lift according to the weight requirement of the object to be lifted, and have a single functionality.

[0005] The utility model adopts a technical solution as follows: a high-stability lifting vehicle, which includes a vehicle body, a main lifting mechanism, an auxiliary lifting mechanism, a left transmission mechanism and a right transmission mechanism, wherein the left transmission mechanism is installed on the left side of the vehicle body, the right transmission mechanism is installed on the left side of the vehicle body, the main lifting mechanism and the auxiliary lifting mechanism are arranged side by side on the vehicle body, the main lifting mechanism and the auxiliary lifting mechanism each include a lifting drive assembly, a lifting transmission assembly, a lifting assembly and a lifting limit assembly, the lifting drive assembly is connected to the lifting transmission assembly through the lifting transmission assembly. The lifting assembly is connected by transmission, and the lifting transmission assembly is used in conjunction with the lifting limit assembly; wherein, the left transmission mechanism and the right transmission mechanism are used to drive the vehicle body to move left and right, the main lifting mechanism and the auxiliary lifting mechanism are used to lift the object to be lifted, the lifting drive assembly is used to provide a power source for the lifting assembly to lift the object to be lifted, the lifting transmission assembly is used to drive the lifting assembly to work, the lifting assembly is used to be fixedly connected to the object to be lifted, and the lifting limit assembly is used to limit the lifting height of the object to be lifted.

[0006] In some embodiments, the lifting drive assembly includes a lifting drive device and a lifting reduction device, the lifting drive device is transmission-connected to one end of the lifting reduction device, and the other end of the lifting reduction device is transmission-connected to the lifting transmission assembly; wherein, the lifting drive device is transmission-connected to the lifting transmission assembly through the lifting reduction device.

[0007] In some embodiments, the lifting drive device is a driving motor, the lifting deceleration device is a reducer, and the rotating shaft of the driving motor is transmission-connected to one end of the reducer.

[0008] In some embodiments, the lifting transmission assembly includes an unwinding transmission shaft, a support column, a support rod, a lifting roller and a winding roller. The rotating shaft of the unwinding transmission shaft is transmission-connected to the other end of the reducer. The lifting limit assembly is transmission-connected to the rotating shaft of the unwinding transmission shaft. The support column is fixed to the lower end of the vehicle body. The support rod is fixed to the support column. The lifting roller is rotatably arranged on the support rod. The winding roller is rotatably arranged on the vehicle body.

[0009] In some embodiments, the lifting assembly includes a transmission chain and a hook, one end of the transmission chain is wound around the unwinding transmission shaft, and the other end of the transmission chain is wrapped around the lifting roller and wound around the winding roller, and the hook is provided on the transmission chain; wherein, the unwinding transmission shaft controls the tightening or loosening of the transmission chain by winding or unwinding, thereby controlling the rising or falling of the hook.

[0010] In some embodiments, the left transmission mechanism and the right transmission mechanism both include a transmission drive assembly, a transmission transmission assembly and a transmission limit assembly, the transmission drive assembly is arranged on the vehicle body, the transmission transmission assembly can be rotatably arranged at the lower end of the vehicle body, the transmission drive assembly is used in conjunction with the transmission limit assembly, and the transmission drive assembly is transmission-connected to the transmission transmission assembly; wherein, the transmission drive assembly drives the vehicle body to translate left and right through the transmission transmission assembly.

[0011] In some embodiments, the transmission drive assembly includes a transmission drive device and a transmission reduction device, the transmission drive device is transmission-connected to one end of the transmission reduction device, and the other end of the transmission reduction device is transmission-connected to the transmission transmission assembly; wherein, the transmission drive device drives the transmission transmission assembly to work through the transmission reduction device.

[0012] In some embodiments, the transmission drive device is a drive motor, and the transmission reduction device is a reducer.

[0013] In some embodiments, the transmission transmission assembly includes a transmission rotating shaft and a transmission roller group, the transmission rotating shaft is arranged in the middle of the transmission reduction device, and the transmission roller group is sleeved on the transmission rotating shaft; wherein, the transmission drive device drives the transmission reduction device to rotate, thereby driving the transmission rotating shaft and the transmission roller group to rotate synchronously, and then drives the vehicle body to move left or right.

[0014] Compared with the prior art, the beneficial effects of the present invention are as follows: the embodiment of the present application provides a lifting truck with high stability, which realizes the function of lifting two objects to be lifted of different weights (such as 5 tons and 10 tons to be lifted) by adopting the structural design of the main lifting mechanism and the auxiliary lifting mechanism. At the same time, by adopting the structural design of the left transmission mechanism and the right transmission mechanism, the function of moving the vehicle body to the left or right is realized, thereby realizing the function of transferring and transporting the objects to be lifted, greatly reducing the intensity of manual labor, improving the efficiency of transporting large objects to be lifted, and having strong practicality. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a front view of an embodiment of the present application;

[0016] Figure 2 It is a schematic diagram of the overall structure of an embodiment of the present application;

[0017] Figure 3 It is a structural diagram of the main lifting mechanism or the auxiliary lifting mechanism of an embodiment of the present application;

[0018] Figure 4 It is a structural schematic diagram of the left transmission mechanism and the right transmission mechanism of an embodiment of the present application. DETAILED DESCRIPTION

[0019] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0020] It should be noted that when a component is referred to as being "mounted on" another component, it may be mounted directly on the other component or there may be a central component. When a component is considered to be "set on" another component, it may be directly set on the other component or there may be a central component. When a component is considered to be "fixed to" another component, it may be directly fixed to the other component or there may be a central component.

[0021] Unless otherwise defined, all technical and scientific terms used herein have the same meanings as those commonly understood by those skilled in the art to which this invention pertains. The terms used herein in the specification of this invention are for the purpose of describing specific embodiments only and are not intended to limit this invention. The term "or / and" as used herein includes any and all combinations of one or more of the associated listed items.

[0022] See Figure 1-4 The embodiment of the present application provides a crane with high stability, which includes a vehicle body 100, a main lifting mechanism 200, an auxiliary lifting mechanism 300, a left transmission mechanism 400 and a right transmission mechanism 500. The left transmission mechanism 400 is installed on the left side of the vehicle body 100, and the right transmission mechanism 500 is installed on the left side of the vehicle body 100. The main lifting mechanism 200 and the auxiliary lifting mechanism 300 are arranged side by side on the vehicle body 100. The main lifting mechanism 200 and the auxiliary lifting mechanism 300 both include a lifting drive assembly 21, a lifting transmission assembly 22, a lifting assembly 23 and a lifting limit assembly 24. The lifting drive assembly 21 is connected to the vehicle body 100. The lifting transmission assembly 22 is connected to the lifting assembly 23 through transmission, and the lifting transmission assembly 22 is used in conjunction with the lifting limit assembly 24; wherein, the left transmission mechanism 400 and the right transmission mechanism 500 are used to drive the vehicle body 100 to move left and right, the main lifting mechanism 200 and the auxiliary lifting mechanism 300 lift the object to be lifted, the lifting drive assembly 21 is used to provide a power source for the lifting assembly 23 to lift the object to be lifted, the lifting transmission assembly 22 is used to drive the lifting assembly 23 to work, the lifting assembly 23 is used to be fixedly connected to the object to be lifted, and the lifting limit assembly 24 is used to limit the lifting height of the object to be lifted.

[0023] It should be noted that, by adopting the structural design of the main lifting mechanism 200 and the auxiliary lifting mechanism 300, the function of lifting two objects to be lifted of different weights (such as 5-ton and 10-ton objects to be lifted) can be achieved. At the same time, by adopting the structural design of the left transmission mechanism 400 and the right transmission mechanism 500, the function of moving the vehicle body 100 to the left or right can be achieved, thereby realizing the function of transferring and transporting the objects to be lifted, which greatly reduces the intensity of manual labor and improves the efficiency of transporting large objects to be lifted.

[0024] In some optional embodiments, the lifting drive assembly 21 includes a lifting drive device 211 and a lifting reduction device 212, the lifting drive device 211 is transmission-connected to one end of the lifting reduction device 212, and the other end of the lifting reduction device 212 is transmission-connected to the lifting transmission assembly 22; wherein, the lifting drive device 211 is transmission-connected to the lifting transmission assembly 22 through the lifting reduction device 212.

[0025] In some optional embodiments, the lifting drive device 211 is a driving motor, the lifting reduction device 212 is a reducer, and the rotating shaft of the driving motor is transmission-connected to one end of the reducer.

[0026] In some optional embodiments, the lifting transmission assembly 22 includes a reeling transmission shaft 221, a support column 222, a support rod 223, a lifting roller 224 and a reeling roller 225. The rotating shaft of the reeling transmission shaft 221 is transmission-connected to the other end of the reducer, and the lifting limit assembly 24 is transmission-connected to the rotating shaft of the reeling transmission shaft 221, so as to count the number of rotations of the rotating shaft of the reeling transmission shaft 221. The support column 222 is fixed to the lower end of the vehicle body 100, the support rod 223 is fixed to the support column 222, the lifting roller 224 is rotatably arranged on the support rod 223, and the reeling roller 225 is rotatably arranged on the vehicle body 100.

[0027] In some optional embodiments, the lifting assembly 23 includes a transmission chain and a hook 231, one end of the transmission chain is wound around the unwinding transmission shaft 221, and the other end of the transmission chain passes around the lifting roller 224 and is wound around the winding roller 225, and the hook 231 is arranged on the transmission chain; wherein, the unwinding transmission shaft 221 controls the tightening or loosening of the transmission chain by winding or unwinding, thereby controlling the rise or fall of the hook 231.

[0028] In some optional embodiments, the left transmission mechanism 400 and the right transmission mechanism 500 both include a transmission drive component 41, a transmission transmission component 42 and a transmission limit component 43. The transmission drive component 41 is arranged on the vehicle body 100, and the transmission transmission component 42 can be rotatably arranged at the lower end of the vehicle body 100. The transmission drive component 41 and the transmission limit component 43 are used in conjunction with each other, so that the number of rotations of the transmission drive component 41 is counted by the transmission limit component 43, and the transmission drive component 41 is connected to the transmission transmission component 42; wherein, the transmission drive component 41 drives the vehicle body 100 to translate left and right through the transmission transmission component 42.

[0029] In some optional embodiments, the transmission drive assembly 41 includes a transmission drive device 411 and a transmission reduction device 412, the transmission drive device 411 is transmission-connected to one end of the transmission reduction device 412, the other end of the transmission reduction device 412 is transmission-connected to the transmission transmission assembly 42, and the transmission limit assembly 43 is provided on the transmission drive device 411, and the transmission limit assembly 43 counts the number of rotations of the transmission drive device 411; wherein, the transmission drive device 411 drives the transmission transmission assembly 42 to work through the transmission reduction device 412.

[0030] In some optional embodiments, the transmission drive device 411 is a drive motor, and the transmission reduction device 412 is a reducer.

[0031] In some optional embodiments, the transmission transmission assembly 42 includes a transmission rotating shaft 421 and a transmission roller group 422, the transmission rotating shaft 421 is arranged in the middle of the transmission reduction device 412, and the transmission roller group 422 is sleeved on the transmission rotating shaft 421; wherein, the transmission drive device 411 drives the transmission reduction device 412 to rotate, thereby driving the transmission rotating shaft 421 and the transmission roller group 422 to rotate synchronously, thereby driving the vehicle body 100 to move left or right.

[0032] The technical features of the above embodiments can be combined arbitrarily. To make the description concise, not all possible combinations of the technical features in the above embodiments are described. However, as long as there is no contradiction in the combination of these technical features, they should be considered to be within the scope of this specification.

[0033] Those skilled in the art should recognize that the above embodiments are merely intended to illustrate the present invention and are not intended to limit the present invention. As long as they are within the spirit of the present invention, appropriate changes and modifications to the above embodiments fall within the scope of protection claimed by the present invention.

Claims

1. A crane with high stability, characterized in that: The scissor lift comprises a vehicle body, a main lifting mechanism, an auxiliary lifting mechanism, a left transmission mechanism and a right transmission mechanism, the left transmission mechanism being installed on the left side of the vehicle body, the right transmission mechanism being installed on the left side of the vehicle body, the main lifting mechanism and the auxiliary lifting mechanism being arranged side by side on the vehicle body, the main lifting mechanism and the auxiliary lifting mechanism both comprising a lifting drive assembly, a lifting transmission assembly, a lifting assembly and a lifting limit assembly, the lifting drive assembly being transmission-connected to the lifting assembly through the lifting transmission assembly, and the lifting transmission assembly being used in conjunction with the lifting limit assembly; wherein, the left transmission mechanism and the right transmission mechanism are used to drive the vehicle body to translate left and right, the main lifting mechanism and the auxiliary lifting mechanism are used to lift the object to be lifted, the lifting drive assembly is used to provide a power source for the lifting assembly to lift the object to be lifted, the lifting transmission assembly is used to drive the lifting assembly to work, the lifting assembly is used to be fixedly connected to the object to be lifted, and the lifting limit assembly is used to limit the lifting height of the object to be lifted.

2. The high stability lift truck according to claim 1, characterized in that: The lifting drive assembly includes a lifting drive device and a lifting reduction device, the lifting drive device is transmission-connected to one end of the lifting reduction device, and the other end of the lifting reduction device is transmission-connected to the lifting transmission assembly; wherein, the lifting drive device is transmission-connected to the lifting transmission assembly via the lifting reduction device.

3. The high stability lift truck according to claim 2, characterized in that: The lifting drive device is a driving motor, the lifting deceleration device is a reducer, and the rotating shaft of the driving motor is transmission-connected to one end of the reducer.

4. The high stability lift truck according to claim 3, characterized in that: The lifting transmission assembly includes an unwinding transmission shaft, a support column, a support rod, a lifting roller and a winding roller. The rotating shaft of the unwinding transmission shaft is transmission-connected to the other end of the reducer. The lifting limit assembly is transmission-connected to the rotating shaft of the unwinding transmission shaft. The support column is fixed to the lower end of the vehicle body, the support rod is fixed to the support column, the lifting roller is rotatably arranged on the support rod, and the winding roller is rotatably arranged on the vehicle body.

5. The high stability lift truck according to claim 4, characterized in that: The lifting assembly includes a transmission chain and a hook, one end of the transmission chain is wound around the unwinding transmission shaft, and the other end of the transmission chain passes around the lifting roller and is wound around the winding roller, and the hook is arranged on the transmission chain; wherein, the unwinding transmission shaft controls the tightening or loosening of the transmission chain by winding or unwinding, thereby controlling the rising or falling of the hook.

6. The high stability lift truck according to claim 5, characterized in that: The left transmission mechanism and the right transmission mechanism both include a transmission drive assembly, a transmission transmission assembly and a transmission limit assembly. The transmission drive assembly is arranged on the vehicle body, and the transmission transmission assembly can be rotatably arranged at the lower end of the vehicle body. The transmission drive assembly and the transmission limit assembly are used in conjunction with each other, and the transmission drive assembly is transmission-connected to the transmission transmission assembly; wherein, the transmission drive assembly drives the vehicle body to translate left and right through the transmission transmission assembly.

7. The high stability lift truck according to claim 6, characterized in that: The transmission drive assembly includes a transmission drive device and a transmission reduction device, the transmission drive device is transmission-connected to one end of the transmission reduction device, and the other end of the transmission reduction device is transmission-connected to the transmission transmission assembly; wherein, the transmission drive device drives the transmission transmission assembly to work through the transmission reduction device.

8. The high stability lift truck according to claim 7, characterized in that: The transmission drive device is a drive motor, and the transmission reduction device is a reducer.

9. The high stability lift truck according to claim 8, characterized in that: The transmission transmission assembly includes a transmission rotating shaft and a transmission roller group. The transmission rotating shaft is arranged in the middle of the transmission reduction device, and the transmission roller group is sleeved on the transmission rotating shaft; wherein, the transmission drive device drives the transmission reduction device to rotate, thereby driving the transmission rotating shaft and the transmission roller group to rotate synchronously, and then drives the vehicle body to move left or right.

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