Automatic jacking transport trolley capable of being modularly assembled

Abstract

The utility model relates to the technical field of transportation equipment, in particular to an automatic jacking transportation trolley capable of being modularly assembled. Comprising at least one trolley module, the trolley module comprises two trolley assemblies which are in bilateral symmetry, and each trolley assembly comprises a driving device, a jacking device and an automatic control system; each connecting device comprises a mounting cover body which is of a cuboid structure and is provided with a downward opening; according to the two trolley assemblies of the same trolley module, the two left-right adjacent mounting cover bodies in the middle are connected through a first connecting rod, the two front-back adjacent mounting cover bodies of the two adjacent trolley modules are detachably connected, and the automatic control system can automatically control the driving device and the jacking device to be started and stopped. The connecting devices can be used as a structural framework of the trolley, drive wheel sets can be installed, assembly of a plurality of trolley modules can be achieved through butt joint of the front connecting device and the rear connecting device, transportation of objects of different sizes is achieved, and the applicability of the trolley in multi-occasion operation is greatly improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to transportation equipment technical field especially relates to a kind of automatically jacking transport trolley of modular assembly. BACKGROUND

[0002] In the field of industrial production and construction, the trolley is a common material transport equipment, mainly used for carrying various objects. However, the traditional trolley usually only has horizontal transportation function, and cannot move the object by jacking, so it is greatly limited when it needs to be adjusted or lifted vertically. In addition, the carrying capacity of the traditional trolley is relatively small, and it is difficult to meet the transportation needs of overweight objects, especially in large equipment manufacturing, concrete components, steel structure installation or heavy machinery handling and other application scenarios, the applicability of objects exceeding the carrying length of the trolley is low.

[0003] In addition, the traditional trolley needs to be operated by the operator during use, which not only increases the labor intensity, but also reduces the automation degree of operation. In some complex construction environment or high-intensity operation condition, the limitation of manual operation makes it difficult to improve the use efficiency of the trolley, which affects the overall progress and safety of construction production. Therefore, the trolley of the prior art still has a large space for improvement in meeting the transportation and jacking movement needs of overweight and overlength objects and improving the automation level of operation. UTILITY MODEL CONTENT

[0004] In view of the deficiencies in the prior art, the utility model provides an automatically jacking transport trolley which can realize the jacking of overlength and overweight objects safely and accurately.

[0005] The utility model provides an automatically jacking transport trolley which can be modularly assembled, comprising at least one set of trolley module, the trolley module comprising:

[0006] The trolley assembly comprises two sets of trolley assemblies arranged symmetrically left and right, and each set of trolley assembly comprises:

[0007] The driving device comprises a driving motor and two sets of driving wheels, and the driving motor drives the two sets of driving wheels to walk on the track.

[0008] The jacking device is arranged between the two sets of driving devices and is used for jacking the object in the vertical direction.

[0009] The automatic control system is located in front of the trolley running direction and comprises a control cabinet, which is used for controlling the start and stop of the driving motor, controlling the forward and reverse rotation of the driving motor to adjust the running direction of the driving wheels, and controlling the start and stop of the jacking device.

[0010] Each set of trolley assembly further comprises:

[0011] Connecting devices, two groups, corresponding to the drive wheel group, the connecting device includes the installation cover body of the open downward cuboid structure, the installation cover body forms the containing cavity inside; The containing cavity contains the drive wheel group;

[0012] The two left and right adjacent installation cover bodies of the same trolley module are connected by a first connecting rod, and the front and rear adjacent two installation cover bodies of the two adjacent trolley modules are detachably connected.

[0013] In the technical solution, the automatic control system can automatically control the start and stop of the driving device and the jacking device, and the connecting device can not only serve as the structural framework of the trolley and install the drive wheel group, but also realize the assembly of multiple trolley modules through the docking of the front and rear connecting devices, realize the transportation of different size objects, and greatly improve the applicability of the trolley multi-field operation.

[0014] In some embodiments of the present application, the connecting device further comprises a second connecting rod, the front and rear ends of the installation cover body are respectively provided with connecting ear plates, and the two ends of the second connecting rod are respectively connected with the connecting ear plates of the front and rear installation cover bodies through bolts. The quick assembly and disassembly of the front and rear trolley templates are realized through the assembly and disassembly of the installation cover body.

[0015] In some embodiments of the present application, a connecting plate is arranged between the two installation cover bodies of the same trolley assembly, and the jacking device is installed on the connecting plate.

[0016] In some embodiments of the present application, the drive wheel group comprises a driving wheel and a driven wheel;

[0017] The driving motor drives the two left and right adjacent driving wheels of the same trolley assembly to rotate through a transmission gear set.

[0018] The driven wheel is rotatably fixed on the installation cover body, the driving motor drives the driving wheel to rotate and drives the installation cover body to move, and the movement of the installation cover body drives the driven wheel to rotate.

[0019] In some embodiments of the present application, the automatic jacking transport trolley further comprises a frequency converter, the frequency converter is electrically connected with a plurality of driving motors, and synchronous control is performed on the driving motors. When any one of the driving motors or the driving gear set fails, the trolley can be ensured to normally operate, and the safety, stability and reliability of the trolley during use are improved.

[0020] In some embodiments of the present application, the jacking device comprises a jacking oil cylinder and a hydraulic pump, the hydraulic pump is in communication with the plurality of jacking oil cylinders through a pipeline, and the hydraulic pump simultaneously pressurizes or depressurizes the plurality of jacking oil cylinders to control the plurality of jacking oil cylinders to synchronously jack up or fall back.

[0021] In some embodiments of the present application, a stroke measuring device is arranged on the jacking oil cylinder, when the jacking oil cylinder jacks up to a preset height, the stroke measuring device transmits a signal to the control system, the control system controls the hydraulic pump to stop pressurizing, and the jacking oil cylinder stops rising, which can ensure the safety and accuracy of the jacking process.

[0022] In some embodiments of the present application, a pressure sensor is further arranged on the jacking oil cylinder, when the pressure sensor detects that the pressure of the heavy object to be jacked is greater than the bearing capacity of the jacking oil cylinder, the pressure sensor alarms to prevent damage to the jacking oil cylinder.

[0023] In some embodiments of the present application, an obstacle detection device is arranged on the control system at the end and the mounting cover body, when the trolley advances or retreats, and an obstacle is detected in front of the advancing direction of the trolley, an alarm is given to remind to move the front obstacle or to stop and avoid collision.

[0024] In some embodiments of the present application, the first connecting rod and the second connecting rod are both telescopic structures, the size of the trolley is changed by adjusting the length of the first connecting rod and the second connecting rod, the transportation of objects of different sizes is realized, and the applicability of the trolley in multi-field operation is improved.

[0025] Based on the above technical solution, the automatic control system can automatically control the start and stop of the driving device and the jacking device, the connecting device can not only serve as the structural framework of the trolley and install the driving wheel set, but also realize the assembly of multiple trolley modules through the docking of the front and rear connecting devices, realize the transportation of objects of different sizes, and greatly improve the applicability of the trolley in multi-field operation;

[0026] The frequency converter synchronously controls all driving motors, when one of the driving motors or driving gear sets fails, the trolley can be ensured to normally operate, and the safety, stability and reliability of the trolley in use are improved;

[0027] The pressure sensor, the stroke measuring device and the obstacle detection device monitor the key process of the trolley equipment operation in real time, the automatic control system automatically analyzes and processes, can realize synchronous deviation correction of jacking height, overload alarm of heavy object pressure, and rapid disposal of moving front obstacles, effectively prevent equipment damage and personnel injury, and ensure safe and reliable operation of the equipment. BRIEF DESCRIPTION OF DRAWINGS

[0028] The accompanying drawings, which are included to provide a further understanding of the present application and are incorporated in and constitute a part of this application, illustrate embodiments of the present application and together with the description serve to explain the present application. In the drawings:

[0029] Figure 1 It is a structural schematic view of the automatic jacking transport trolley of the embodiment of the present application;

[0030] Figure 2 It is a schematic view of the position relationship of the four trolley assemblies and the control system of the embodiment of the present application;

[0031] Figure 3 It is a left view structural schematic view of the four trolley assemblies and the control system of the embodiment of the present application;

[0032] Figure 4 It is a structural schematic view of the trolley assembly of the embodiment of the present application;

[0033] Figure 5 It is a structural schematic view of the driving device of the embodiment of the present application.

[0034] In the drawings:

[0035] 10, trolley module; 11, trolley assembly; 111, driving motor; 112, driving wheel set; 1121, driving wheel; 1122, driven wheel; 113, jacking device; 1131, jacking oil cylinder; 1132, hydraulic pump; 1133, steel wire rope limiter; 114, control cabinet; 115, mounting cover body; 1151, connecting lug plate; 116, first connecting rod; 117, second connecting rod; 118, connecting plate; 20, control platform; 21, wheel; 30, obstacle detection device. DETAILED DESCRIPTION

[0036] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the accompanying drawings. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments of the present application, all other embodiments obtained by those skilled in the art without creative work fall within the scope of protection of the present application.

[0037] In the description of this utility model, it should be understood that the terms "center", "lateral", "longitudinal", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", and "outer" indicate the orientation or positional relationship based on the orientation or positional relationship shown in the accompanying drawings. They are only for the convenience of describing this utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation. Therefore, they should not be construed as limitations on this utility model.

[0038] The terms "first," "second," and "third" are used for descriptive purposes only and should not be construed as indicating or implying relative importance or implicitly specifying the number of technical features indicated. Therefore, a feature defined as "first," "second," or "third" may explicitly or implicitly include one or more of that feature.

[0039] 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 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.

[0040] like Figures 1-3 As shown, this embodiment provides a modularly assembled automatic lifting and transport trolley, including two sets of trolley modules 10. Depending on the dimensions of the components, the number of trolley modules 10 can be increased or decreased in other embodiments.

[0041] like Figures 2-4 The trolley module 10 shown includes:

[0042] Cart assembly 11: There are two sets, symmetrically arranged left and right. Each set of car assembly 11 includes:

[0043] The drive unit includes a forward and reverse drive motor 111 and two sets of drive wheels 112, wherein the drive motor 111 drives the drive wheels 112 to move on the track.

[0044] The lifting device 113 is located between two sets of drive devices and is used to lift objects in the vertical direction.

[0045] An automatic control system, located in front of the trolley's running direction, includes a control cabinet 114 for controlling the start and stop of the drive motor 111, controlling the forward and reverse rotation of the drive motor 111 to adjust the running direction of the drive wheel set 112, and starting and stopping the lifting device 113; Figure 3As shown, the control cabinet in the embodiment is arranged on the control platform 20, and a plurality of wheels 21 are uniformly arranged at the bottom of the control platform 20. The wheels 21 are on a track, and the driving device motor 111 drives the driving wheel set 112 to walk on the track, thereby pushing the control platform 20 to walk. The wheels 21 can reduce the friction when the control platform 20 walks.

[0046] Each trolley assembly 11 further comprises:

[0047] The connecting device is arranged in correspondence with the driving wheel set 112 and comprises a cuboid installation cover 115 with an opening downward, and an accommodating cavity is formed in the installation cover 115.

[0048] As shown in the figure, Figure 2 As can be seen, the same trolley module 10 comprises two groups of trolley assemblies 11 arranged left and right, i.e., two driving motors 111, four driving wheel sets 112, and four installation covers 115. The two groups of trolley assemblies 11 of the same trolley module 10 are connected by two parallel first connecting rods 116 through the two installation covers 115 arranged left and right in the middle.

[0049] The trolley modules 10 are arranged front and back, and the two installation covers 115 arranged front and back between adjacent trolley modules 10 are detachably connected.

[0050] Specifically, as shown in the figure, Figure 3 The connecting device further comprises a second connecting rod 117, and the front and rear ends of the installation cover 115 are respectively provided with connecting ear plates 1151. The two ends of the second connecting rod 117 are respectively connected to the connecting ear plates 1151 of the installation covers 115 at the front and rear by bolts. The quick assembly and disassembly of the front and rear trolley modules 10 are realized by the assembly and disassembly of the installation cover and the second connecting rod 117.

[0051] The embodiment is provided with two groups of automatic control systems, corresponding to two control platforms 20. The control platform is connected to the two installation covers 115 of the adjacent trolley assembly 11 by a connecting rod.

[0052] As shown in the figure, Figure 4 The two installation covers 115 of the same trolley assembly 11 are provided with a connecting plate 118, and the jacking device 113 is installed on the connecting plate 118.

[0053] As shown in the figure, Figure 5 The driving wheel set 112 comprises a driving wheel 1121 and a driven wheel 1122.

[0054] The driving motor 111 drives the two adjacent driving wheels 1121 of the same trolley assembly 11 to rotate through a transmission gear set; the transmission gear set is a speed change gear, a transmission gear and a driving gear; the rotation speed output by the driving motor is converted into the actual required rotation speed through the speed change gear, and is transmitted to the driving wheels 1121 through the transmission gear and the driving gear.

[0055] The two driven wheels 1122 of the same trolley assembly 11 are connected through a rotating shaft, the end of the rotating shaft is provided with a bearing, the bearing is fixed on the mounting cover body 115, the driving motor 111 drives the driving wheels 1121 to rotate to drive the mounting cover body 115 to move, and the mounting cover body 115 drives the driven wheels 1122 to rotate.

[0056] The automatic jacking trolley of the embodiment further comprises a frequency converter (not shown in the figure), which is electrically connected with the four driving motors 111 and synchronously controls the driving motors 111; when any one of the driving motors 111 or the driving wheels 1121 and the driven wheels 1122 fails, the trolley can be ensured to normally operate, and the safety, stability and reliability of the trolley in the use process are improved.

[0057] The jacking device 113 comprises a jacking oil cylinder 1131 and a hydraulic pump 1132; the hydraulic pump 1132 is arranged on the control platform 20, is communicated with the four jacking oil cylinders 1131 through pipelines, and simultaneously pressurizes or depressurizes the four jacking oil cylinders 1131 to control the four jacking oil cylinders to synchronously jack or fall back, so that the jacking device can stably and safely jack up heavy objects such as precast concrete members and steel members, and move forward with the whole trolley, and after reaching the specified position, the jacking device falls back to make the members stored on the supporting structure and complete the transportation task.

[0058] Further, the jacking oil cylinder 1131 is provided with a stroke measuring device; the stroke measuring device of the embodiment is a steel wire rope limiter 1133; when the jacking oil cylinder 1131 is jacked up to the preset height, the steel wire rope limiter 1133 transmits a signal to the control system, the control system controls the hydraulic pump 1132 to stop pressurizing, and the jacking oil cylinder 1131 stops rising, so that the safety and accuracy of the jacking process can be ensured.

[0059] Meanwhile, the jacking oil cylinder 1131 is further provided with a pressure sensor; the pressure sensor can alarm when the pressure of the heavy object to be jacked is greater than the bearing capacity of the jacking oil cylinder 1131, so that the jacking oil cylinder is prevented from being damaged.

[0060] The control platform 20 and the mounting cover 115 at the end are provided with an obstacle detection device 30, which can be an infrared distance sensor or an ultrasonic sensor.

[0061] The first connecting rod 116 and the second connecting rod 117 are high-strength telescopic rod structures, and the size of the trolley is changed by adjusting the length of the first connecting rod 116 and the second connecting rod 117, so that the transportation of objects of different sizes is realized, and the applicability of the trolley in multi-field operation is improved.

[0062] Based on the above technical scheme, the automatic control system can automatically control the start and stop of the driving device and the jacking device, and the connecting device can not only serve as the structural framework of the trolley and install the driving wheel set, but also realize the assembly of multiple trolley modules through the docking of the front and rear connecting devices, realize the transportation of objects of different sizes, and greatly improve the applicability of the trolley in multi-field operation.

[0063] The frequency converter synchronously controls all driving motors, and when one of the driving motors or driving gear sets fails, the trolley can be ensured to operate normally, and the safety, stability and reliability of the trolley in use are improved.

[0064] The pressure sensor, the stroke measuring device and the obstacle detection device monitor the key processes of the trolley equipment operation in real time, the automatic control system automatically analyzes and processes, can realize synchronous deviation correction of jacking height, overload alarm of heavy object pressure, and rapid disposal of avoiding obstacles in front of movement, effectively prevent equipment damage and personnel injury, and ensure safe and reliable operation of the equipment.

[0065] Finally, it should be noted that: the embodiments in the specification are described in a progressive manner, and each embodiment focuses on the differences from other embodiments, and the same and similar parts of each embodiment can be referred to.

[0066] The above embodiments are only used to illustrate the technical scheme of the utility model and not to limit it; although the utility model has been described in detail with reference to the preferred embodiments, those skilled in the art should understand that the specific implementation of the utility model can be modified or some technical features can be replaced equivalently; without departing from the spirit of the technical scheme of the utility model, they should be covered in the technical scheme range of the utility model claimed.

Claims

1. A modularly assemblable self-propelled transport trolley comprising at least one set of trolley modules, characterized in that, The trolley module comprises: The trolley assembly: two groups, symmetrically arranged, each group of the trolley assembly comprises: Driving device, including a driving motor and two groups of driving wheels, the driving motor drives two groups of driving wheels to walk on the track; Jacking device, arranged between the two groups of driving devices, for jacking the object in the vertical direction; Automatic control system, located in front of the trolley running direction, including control cabinet, for controlling the start and stop of the driving motor, controlling the forward and reverse rotation of the driving motor to adjust the running direction of the driving wheel group, and controlling the start and stop of the jacking device; Wherein, each group of the trolley assembly further comprises: Connecting device, two groups, corresponding to the driving wheel group, the connecting device comprises a rectangular structure with the opening downward installation cover, the installation cover forms a containing cavity inside; The containing cavity contains the driving wheel group; The two left and right adjacent installation cover bodies between the two groups of the trolley assembly of the same trolley module are connected by a first connecting rod, and the front and rear adjacent two installation cover bodies of the two adjacent trolley modules are detachably connected.

2. The modularly-erasable self-propelled transport trolley as claimed in claim 1, wherein, The connecting device further comprises a second connecting rod, the front and rear ends of the installation cover body are respectively provided with connecting ear plates, and the two ends of the second connecting rod are respectively connected with the connecting ear plates of the front and rear installation cover bodies through bolts.

3. The modularly-erassemblable power-erecting transport trolley according to claim 1, characterized in that, The two installation cover bodies of the same trolley assembly are provided with a connecting plate, and the jacking device is installed on the connecting plate.

4. The modularly erable self-propelled transport trolley of claim 1, wherein, The driving wheel group comprises a driving wheel and a driven wheel; The driving motor drives the two left and right adjacent driving wheels of the same trolley assembly to rotate through a transmission gear set; The driven wheel is rotatably fixed on the installation cover body, the driving motor drives the driving wheel to rotate, thereby driving the installation cover body to move, and the installation cover body moves to drive the driven wheel to rotate.

5. The modularly-erassemblable power-erecting transport pallet according to claim 1, characterized in that, The automatic jacking transport trolley further comprises a frequency converter, the frequency converter is electrically connected with a plurality of driving motors, and the frequency converter is electrically connected with a plurality of driving motors.

6. The modularly-erassemblable power-erecting transport pallet according to claim 1, characterized in that The jacking device comprises a jacking oil cylinder and a hydraulic pump, the hydraulic pump is communicated with a plurality of jacking oil cylinders through pipelines, the hydraulic pump simultaneously pressurizes or depressurizes a plurality of jacking oil cylinders, and the hydraulic pump controls a plurality of jacking oil cylinders to synchronously jacking or falling back.

7. The modularly-erassemblable power-erecting transport trolley according to claim 6, characterized in that The jacking oil cylinder is provided with a stroke measuring device, when the jacking oil cylinder jacks up to a preset height, the stroke measuring device transmits a signal to the control system, and the control system controls the hydraulic pump to stop pressurizing.

8. The modularly-erassemblable power-erecting transport trolley according to claim 6, characterized in that, The jacking oil cylinder is further provided with a pressure sensor.

9. The modularly-erassemblable power-erecting transport trolley according to claim 1, characterized in that, The control system located at the end and the installation cover body are provided with obstacle detection devices.

10. The modularly-erassemblable power-erecting transport trolley according to claim 2, characterized in that, The first connecting rod and the second connecting rod are both telescopic structures.

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