Module mobile device

Abstract

The utility model discloses module moving equipment, and relates to the field of wind turbine generator transportation, and the module moving equipment comprises a lifting device, a base, an extension conveying device and a control system; the lifting device comprises a lifting body, at least one vertical guide rail and a lifting mechanism. The extending conveying device at least comprises a horizontal guide rail, a folding guide rail, a guide rail traction mechanism, a conveying vehicle used for loading a to-be-conveyed module and a conveying vehicle driving system. The control system is connected with the lifting device and the extension conveying device; the control system controls the lifting device to drive the extending conveying device to ascend and / or descend. The control system controls the folding guide rail to stretch and / or contract, and controls the conveying vehicle to be locked and / or move along the horizontal guide rail and the folding guide rail. The wind turbine generator system has the technical effects that the large modules of the wind turbine generator system can be conveniently transported, and the safety and convenience in the transportation process can be guaranteed.

Description

Technical Field

[0001] The present application relates to the technical field of wind turbine transport, and in particular to a module mobile device. Background Art

[0002] In the field of wind power generation, the wind turbine tower door is usually about 2 meters away from the tower ladder, and the height of the tower ladder is about 1.6 meters. A running wind turbine usually has multiple large modules weighing about 110 kg. When a large module in a wind turbine is damaged, it is usually necessary to replace and / or repair the damaged large module through the tower ladder.

[0003] The existing maintenance and / or replacement methods are: using a car and a crane to hoist the large module of the wind turbine to the site (i.e., the tower ladder in front of the wind turbine tower door), and then multiple workers move the large module to the maintenance and / or replacement position of the wind turbine through the tower ladder. Or multiple workers move the large module of the wind turbine to the site together, and then move the large module to the maintenance and / or replacement position of the wind turbine through the tower ladder.

[0004] Existing repair and / or replacement methods have the following disadvantages:

[0005] (1) It is inconvenient to transport large modules of wind turbines to the site by car and crane, and the crane is expensive. The lifting accuracy requires high crane operation ability of the lifting personnel, and the lifting process is very dangerous.

[0006] (2) Tower ladders are usually narrow and small, and large models of wind turbines are usually heavy. Multiple workers are required to carry the heavy large modules together in the narrow tower ladder. Therefore, the transportation work is difficult, time-consuming, labor-intensive and unsafe. Utility Model Content

[0007] The purpose of the present application is to provide a module mobile equipment, which has the technical effect of facilitating the transportation of large modules of wind turbines and ensuring the safety and convenience of the transportation process.

[0008] To achieve the above-mentioned purpose, the present application provides a module mobile equipment, including: a lifting device, a base, an extending and conveying device and a control system; wherein the lifting device includes: a lifting body, at least one vertical guide rail and a lifting mechanism; the lower end of the lifting body is connected to the base; at least one vertical guide rail is arranged on one side of the lifting body; the lifting mechanism is arranged on the base or the lifting body; the extending and conveying device at least includes: a horizontal guide rail, a folding guide rail, a guide rail traction mechanism, a conveying vehicle for loading the module to be transported and a conveying vehicle drive system; the horizontal guide rail is connected to the lifting mechanism, and one end of the horizontal guide rail is slidably connected to the vertical guide rail. After the connection, the lifting mechanism drives the horizontal guide rail to rise and / or descend along the vertical guide rail; one end of the folding guide rail is rotatably connected to the other end of the horizontal guide rail; the guide rail traction mechanism is connected to the folding guide rail The folding guide rails are connected, and the folding guide rails are driven by the guide rail traction mechanism to extend and / or retract; when the folding guide rails are in the retracted state, the folding guide rails are perpendicular to each other; when the folding guide rails are in the extended state, the folding guide rails are opened and are in a horizontal position with the horizontal guide rails; the conveying vehicle is arranged on the horizontal guide rails, and when the folding guide rails are in the extended state, the conveying vehicle is slidingly connected to the horizontal guide rails and the folding guide rails; the conveying vehicle driving system is connected to the conveying vehicle, and the conveying vehicle is driven by the conveying vehicle driving system to move along the horizontal guide rails and the folding guide rails; the control system is connected to the lifting device and the extending conveying device; the control system controls the lifting device to drive the extending conveying device to rise and / or fall; the control system controls the folding guide rails to extend and / or retract, and controls the conveying vehicle to lock and / or move along the horizontal guide rails and the folding guide rails.

[0009] As above, there are two vertical guide rails, namely a first vertical guide rail and a second vertical guide rail.

[0010] As above, the lifting body at least includes: a first lifting longitudinal beam, a second lifting longitudinal beam and a lifting cross beam; wherein the lower end of the first lifting longitudinal beam is connected to one side of the base; the lower end of the second lifting longitudinal beam is connected to the other side of the base; one end of the lifting cross beam is connected to the upper end of the first lifting longitudinal beam, and the other end of the lifting cross beam is connected to the upper end of the second lifting longitudinal beam; the first vertical guide rail is arranged on one side of the first lifting longitudinal beam; the second vertical guide rail is arranged on one side of the second lifting longitudinal beam.

[0011] As above, a lifting plate is provided at one end of the horizontal guide rail; a side of the lifting plate away from the horizontal guide rail is slidably connected to the vertical guide rail; and the lifting plate is connected to the lifting mechanism.

[0012] As above, the lifting mechanism is a vertical electric screw push rod; one end of the vertical electric screw push rod is rotatably connected to the base, and the other end of the vertical electric screw push rod is rotatably connected to the lifting beam; the vertical electric screw push rod is connected to the control system, and the control system controls the working state of the vertical electric screw push rod; the side of the lifting plate away from the horizontal guide rail is connected to the vertical electric screw push rod, and the vertical electric screw push rod drives the lifting plate to rise and / or fall.

[0013] As above, wherein the folding guide rail comprises at least: N+1 sub-guide rails, each sub-guide rail is connected to the guide rail traction mechanism, and the extension and / or contraction of each sub-guide rail is controlled by the guide rail traction mechanism; one end of the first sub-guide rail is rotatably connected to the other end of the horizontal guide rail, the other end of the first sub-guide rail is connected to one end of the second sub-guide rail, and the other end of the nth sub-guide rail is rotatably connected to one end of the n+1th sub-guide rail, wherein n∈[1,N]; when the folding guide rail is in a retracted state, each sub-guide rail is perpendicular to the horizontal guide rail; when the folding guide rail is in an extended state, each sub-guide rail is opened and is in a horizontal position with the horizontal guide rail.

[0014] As above, one end of the first sub-guide rail is rotatably connected to the other end of the horizontal guide rail through a bearing; the other end of the nth sub-guide rail is rotatably connected to one end of the n+1th sub-guide rail through a bearing; the folding guide rail also includes: multiple conveying sprockets; each bearing is provided with at least one conveying sprocket.

[0015] As above, the guide rail traction mechanism includes at least multiple groups of sub-traction mechanisms, one group of sub-traction mechanisms is connected to a sub-guide rail, and the extension and / or contraction of a sub-guide rail is controlled by a group of sub-traction mechanisms; wherein each group of sub-traction mechanisms includes: a first retractable hoisting mechanism, a first pulley, a first traction rope, a second retractable hoisting mechanism, a second pulley and a second traction rope; the first retractable hoisting mechanism is arranged on the lower side of the first lifting longitudinal beam; the first pulley is arranged on the upper side of the first lifting longitudinal beam; the first traction rope is connected to the first retractable hoisting mechanism, and is connected to a sub-guide rail after passing through the first pulley; the second retractable hoisting mechanism is arranged on the lower side of the second lifting longitudinal beam; the second pulley is arranged on the upper side of the second lifting longitudinal beam; the second traction rope is connected to the second retractable hoisting mechanism, and is connected to the same sub-guide rail after passing through the second pulley.

[0016] As above, the lifting device is rotatably connected to the base; the deflection mechanism is arranged on the base, the deflection mechanism is connected to the control system, and the deflection mechanism is connected to the lifting device; the deflection mechanism receives the deflection instruction sent by the control system, and adjusts the horizontal deflection angle of the lifting device according to the deflection instruction.

[0017] As mentioned above, a fixing device is provided on the conveying vehicle, through which the module to be transported is fixed on the conveying vehicle. When the conveying vehicle moves along the horizontal guide rail and the folding guide rail to the platform at the tower door, the fixing device is opened to complete the unloading of the module to be transported.

[0018] The present application has the technical effect of facilitating the transportation of large modules of wind turbines and ensuring the safety and convenience of the transportation process. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments recorded in the present application. For ordinary technicians in this field, other drawings can also be obtained based on these drawings.

[0020] Figure 1 A schematic structural diagram of a three-dimensional diagram of an embodiment of a modular mobile device;

[0021] Figure 2 A schematic structural diagram of a front view of an embodiment of a modular mobile device;

[0022] Figure 3 A schematic diagram of the structure of a left view of an embodiment of a modular mobile device;

[0023] Figure 4 A schematic structural diagram of a right view of an embodiment of a modular mobile device;

[0024] Figure 5 A schematic structural diagram of a top view of an embodiment of a modular mobile device;

[0025] Figure 6 A flow chart of an embodiment of a transportation method. DETAILED DESCRIPTION

[0026] The following is a clear and complete description of the technical solutions in the embodiments of the present invention in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are 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 those skilled in the art without creative work are within the scope of protection of the present invention.

[0027] like Figure 1-5As shown, the present application provides a module mobile device, including: a lifting device 1, a base 2, an extending conveying device 3 and a control system. Among them, the lifting device 1 includes: a lifting body 11, at least one vertical guide rail 12 and a lifting mechanism 13. The lower end of the lifting body 11 is connected to the base 2. At least one vertical guide rail 12 is arranged on one side of the lifting body 11. The lifting mechanism 13 is arranged on the base 2 or the lifting body 11. The extending conveying device 3 at least includes: a horizontal guide rail 31, a folding guide rail 32, a guide rail traction mechanism 33, a conveying vehicle 34 for loading the module to be transported, and a conveying vehicle drive system. The horizontal guide rail 31 is connected to the lifting mechanism 13, and one end of the horizontal guide rail 31 is slidably connected to the vertical guide rail 12. After the connection, the lifting mechanism 13 drives the horizontal guide rail 31 to rise and / or fall along the vertical guide rail 12. One end of the folding guide rail 32 is rotatably connected to the other end of the horizontal guide rail 31. The guide rail traction mechanism 33 is connected to the folding guide rail 32, and the guide rail traction mechanism 33 drives the folding guide rail 32 to extend and / or contract; when the folding guide rail 32 is in a contracted state, the folding guide rail 32 is perpendicular to the horizontal guide rail 31; when the folding guide rail 32 is in an extended state, the folding guide rail 32 is opened and is in a horizontal position with the horizontal guide rail 31. The conveying vehicle 34 is arranged on the horizontal guide rail 31, and when the folding guide rail 32 is in an extended state, the conveying vehicle 34 is slidably connected to the horizontal guide rail 41 and the folding guide rail 32. The conveying vehicle driving system is connected to the conveying vehicle 34, and the conveying vehicle driving system drives the conveying vehicle 34 to move along the horizontal guide rail 31 and the folding guide rail 32. The control system is connected to the lifting device 1 and the extending conveying device 3; the control system controls the lifting device 1 to drive the extending conveying device 3 to rise and / or fall; the control system controls the folding guide rail 32 to extend and / or contract, and controls the conveying vehicle 34 to lock and / or move along the horizontal guide rail 31 and the folding guide rail 32.

[0028] Specifically, the base 2 is connected to a pickup truck, but it is not limited to a pickup truck, and it can also be other transportation equipment with a transportation function. The height requirement of the extended conveying device 3 is achieved by the lifting device 1. The extended conveying device 3 is driven by the lifting mechanism 13 to move up and down, and the direction of the up and down movement of the extended conveying device 3 is limited by the vertical guide rail 12. The module to be transported is a large module of a wind turbine, but it is not limited to a large module of a wind turbine.

[0029] Furthermore, the specific number of the vertical guide rails 12 is determined according to actual conditions. The preferred embodiment of the present application is that there are two vertical guide rails 12, namely a first vertical guide rail and a second vertical guide rail.

[0030] Specifically, the two vertical guide rails 12 are arranged on the same side of the lifting body 11, and there is a spacing distance between the two vertical guide rails 12; one end of the horizontal guide rail 31 is slidingly connected to the first vertical guide rail and the second vertical guide rail, which can further improve the overall smoothness of the rise and / or descent of the horizontal guide rail 31.

[0031] Furthermore, the vertical guide rail 12 is a vertical channel steel guide rail, but is not limited to a vertical channel steel guide rail. The present application preferably uses a vertical channel steel guide rail.

[0032] Furthermore, the specific height of the vertical guide rail 12 is determined according to actual conditions, and in the present application, it is preferably greater than or equal to 1.2 meters.

[0033] Furthermore, the lifting body 11 at least includes: a first lifting longitudinal beam 111, a second lifting longitudinal beam 112 and a lifting cross beam 113. The lower end of the first lifting longitudinal beam 111 is connected to one side of the base 2. The lower end of the second lifting longitudinal beam 112 is connected to the other side of the base 2. One end of the lifting cross beam 113 is connected to the upper end of the first lifting longitudinal beam 111, and the other end of the lifting cross beam 113 is connected to the upper end of the second lifting longitudinal beam 112. The first vertical guide rail is arranged on one side of the first lifting longitudinal beam 111. The second vertical guide rail is arranged on one side of the second lifting longitudinal beam 112.

[0034] Furthermore, a lifting plate 311 is provided at one end of the horizontal guide rail 31 ; a side of the lifting plate 311 away from the horizontal guide rail 31 is slidably connected to the vertical guide rail 12 ; and the lifting plate 311 is connected to the lifting mechanism 13 .

[0035] Furthermore, the lifting mechanism 13 is a vertical electric lead screw push rod; one end of the vertical electric lead screw push rod is rotatably connected to the base 2, and the other end of the vertical electric lead screw push rod is rotatably connected to the lifting beam 113; the vertical electric lead screw push rod is connected to a control system, and the control system controls the working state of the vertical electric lead screw push rod. The side of the lifting plate 311 away from the horizontal guide rail 31 is connected to the vertical electric lead screw push rod, and the vertical electric lead screw push rod drives the lifting plate 311 to rise and / or fall, thereby driving the entire extension conveying device 3 to rise and / or fall.

[0036] Specifically, the lifting mechanism 13 is a vertical electric screw push rod, but is not limited to a vertical electric screw push rod, and can also be a telescopic cylinder, etc., and the present application preferably uses a vertical electric screw push rod. The vertical electric screw push rod is a device that converts the rotational motion of a motor into linear motion, which can be achieved using existing technology.

[0037] Furthermore, the folding guide rail 32 at least includes: N+1 sub-guide rails 321, each sub-guide rail 321 is connected to the guide rail traction mechanism 33, and the guide rail traction mechanism 33 controls each sub-guide rail 321 to extend and / or retract; one end of the first sub-guide rail 321 is rotatably connected to the other end of the horizontal guide rail 31, the other end of the first sub-guide rail 321 is connected to one end of the second sub-guide rail 321, and the other end of the nth sub-guide rail 321 is rotatably connected to one end of the n+1th sub-guide rail 321, wherein n∈[1,N]; when the folding guide rail 32 is in a retracted state, each sub-guide rail 321 is perpendicular to the horizontal guide rail 31; when the folding guide rail 32 is in an extended state, each sub-guide rail 321 is opened and is in a horizontal position with the horizontal guide rail 31.

[0038] Specifically, the specific number of the sub-guide rails 321 is determined according to actual conditions. Adjacent sub-guide rails 321 are rotatably connected to each other, and one end of a sub-guide rail 321 located at the end away from the adjacent sub-guide rail 321 is rotatably connected to the other end of the horizontal guide rail 31; another end of the sub-guide rail 321 located at the end away from the adjacent sub-guide rail 321 is in an extended state, in contact with and resting on the tower door platform.

[0039] Preferably, N+1=4; the four sub-guide rails 321 are all connected to the guide rail traction mechanism 33, and the guide rail traction mechanism 33 controls the extension and / or contraction of each sub-guide rail 321. The four sub-guide rails 321 are respectively the first sub-guide rail, the second sub-guide rail, the third sub-guide rail and the fourth sub-guide rail; one end of the first sub-guide rail is rotatably connected to the other end of the horizontal guide rail; the other end of the first sub-guide rail is rotatably connected to one end of the second sub-guide rail; the other end of the second sub-guide rail is rotatably connected to one end of the third sub-guide rail; the other end of the third sub-guide rail is rotatably connected to one end of the fourth sub-guide rail.

[0040] Furthermore, the length of each sub-guide rail 321 is 1 meter, but is not limited to 1 meter. The preferred length in the present application is 1 meter.

[0041] Specifically, when in use, the sub-guide rail 321 can be extended to extend the overall length of the guide rail. When not in use, the sub-guide rail 321 can be retracted to save storage space and facilitate transportation.

[0042] Further, one end of the first sub-guide rail 321 is rotatably connected to the other end of the horizontal guide rail 31 through a bearing 322, and the other end of the nth sub-guide rail 321 is rotatably connected to one end of the n+1th sub-guide rail 321 through a bearing 322, but is not limited to the bearing 322, and the present application preferably uses the bearing 322. The folding guide rail 32 also includes: a plurality of conveying sprockets 323; each bearing 322 is provided with at least one conveying sprocket 323.

[0043] Furthermore, when the folding guide rail 32 is in the folded state, the size of the conveying sprocket 323 on the bearing at the lower end of the sub-guide rail 321 is smaller than the size of the conveying sprocket 323 on the bearing 322 at the upper end of the sub-guide rail 321 .

[0044] Specifically, the conveying sprocket 323 assists the conveying vehicle 34 in moving at the guide rail connection, thereby ensuring that the conveying vehicle 34 runs smoothly at the guide rail connection.

[0045] Furthermore, the guide rail traction mechanism 33 includes at least a plurality of sub-traction mechanisms, one group of sub-traction mechanisms is connected to one sub-guide rail 321, and one group of sub-traction mechanisms is used to control the extension and / or contraction of one sub-guide rail 321. Each group of sub-traction mechanisms includes: a first retractable hoisting mechanism 331, a first pulley 332, a first traction rope 333, a second retractable hoisting mechanism 334, a second pulley 335, and a second traction rope 336. The first retractable hoisting mechanism 331 is disposed on the lower side of the first lifting longitudinal beam 111; the first pulley 332 is disposed on the upper side of the first lifting longitudinal beam 111; the first traction rope 333 is connected to the first retractable hoisting mechanism 331, and is connected to one sub-guide rail 321 after passing through the first pulley 332. The second retractable hoisting mechanism 334 is arranged on the lower side of the second lifting longitudinal beam 112; the second pulley 335 is arranged on the upper side of the second lifting longitudinal beam 112; the second traction rope 336 is connected to the second retractable hoisting mechanism 334, and is connected to the same sub-guide rail 321 after passing through the second pulley 335.

[0046] Specifically, a group of sub-traction mechanisms controls the opposite sides of a sub-guide rail 321, thereby ensuring the stability and consistency of the sub-guide rail 321 during extension and / or contraction movement.

[0047] Further, the first traction rope 333 is a steel wire rope, but is not limited to a steel wire rope, and is preferably a steel wire rope in the present application. The second traction rope 336 is a steel wire rope, but is not limited to a steel wire rope, and is preferably a steel wire rope in the present application.

[0048] Specifically, the steel wire rope is more stable and can bear a greater force. The steel wire rope is retracted and released through the retractable and retractable hoisting mechanism (the first retractable and retractable hoisting mechanism 331 and the second retractable and retractable hoisting mechanism 334 ), thereby achieving the extension and / or contraction of the folding guide rail 32 .

[0049] Furthermore, the lifting device 1 is rotatably connected to the base 2 .

[0050] Furthermore, the lifting device 1 is rotatably connected to the base 2 via a swing hinge support 14 , but is not limited to the swing hinge support 14 , and the present application preferably uses a swing hinge support 14 .

[0051] Specifically, the horizontal deflection of the lifting device 1 is constrained by the swing hinge support 14 .

[0052] Furthermore, the modular mobile device also includes a deflection mechanism 4, which is arranged on the base 2, connected to the control system, and connected to the lifting device 1; the deflection mechanism 4 receives a deflection instruction sent by the control system, and adjusts the horizontal deflection angle of the lifting device 1 according to the deflection instruction.

[0053] Specifically, the deflection mechanism 4 can be realized by using the existing technology, and is used to adjust the horizontal error caused by the uneven ground on site, and to improve the alignment accuracy between the extended conveying device 3 and the tower door platform.

[0054] Furthermore, the horizontal swing and leveling range of the deflection mechanism 4 is determined according to actual conditions. In the present application, it is preferably [-100 mm, +100 mm], where -100 mm means that the lifting device 1 swings 100 mm horizontally to the left, and +100 mm means that the lifting device 1 swings 100 mm horizontally to the right, which can ensure the safe transportation of the module to be transported.

[0055] Furthermore, the transport vehicle 34 is provided with an automatic locking device, which is connected to the control system, receives and executes locking instructions and / or unlocking instructions sent by the control system; locks the transport vehicle 34 according to the locking instructions; and unlocks the transport vehicle 34 according to the unlocking instructions.

[0056] Specifically, the automatic locking device can be realized by using existing technology.

[0057] Furthermore, a fixing device is provided on the transport vehicle 34, through which the module to be transported is fixed on the transport vehicle 34. When the transport vehicle 34 moves along the horizontal guide rail 31 and the folding guide rail 32 to the platform at the tower entrance, the fixing device is opened to complete the unloading of the module to be transported.

[0058] Furthermore, the fixing device may be an automatic fixing device or a binding belt.

[0059] Specifically, the automatic fixing device can be implemented using existing technology. The automatic fixing device is connected to the control system, receives and executes the fixing instructions and / or release instructions of the control system; fixes the module to be transported on the conveying vehicle 34 according to the fixing instructions; and releases the fixation of the module to be transported according to the release instructions.

[0060] Among them, the control system is an electrical control system, but is not limited to an electrical control system.

[0061] Further, as an embodiment, the control system includes at least: a power switch SA, a power supply, a PLC (programmable logic controller), a touch screen, and control and detection elements.

[0062] Among them, the power switch SA is used to control the on and off of the power supply;

[0063] Power supply: used to supply power to various components in the module mobile device.

[0064] Specifically, the power supply uses AC220V alternating current at the bottom of the wind tower, but is not limited to AC220V alternating current at the bottom of the wind tower. The present application preferably uses AC220V alternating current at the bottom of the wind tower.

[0065] PLC: used to implement control logic.

[0066] Specifically, PLC can be implemented using existing technologies.

[0067] Touch screen: used to realize human-computer interaction, so that the staff can send control instructions to the components in the module mobile device to control the working status of each component. Wireless control can be realized through the touch screen, which is convenient for the staff to operate on the equipment.

[0068] Control and detection elements: the execution mechanism of control instructions.

[0069] Furthermore, the control system also includes a hand-operated box, through which wired control can be achieved.

[0070] Furthermore, the touch screen display has: rising, falling and stopping buttons of the lifting mechanism 13; left and right swing and stop buttons of the deflection mechanism 4; front end release, rope collection and stop buttons and middle end release, rope collection and stop buttons of the folding guide rail 32, conveying, retracting and stop buttons of the conveyor vehicle 34 and the conveyor vehicle drive system; manual operation box switching, various control gears and control action display, display of whether the action of each component has reached the limit position; power display; time display.

[0071] like Figure 6 As shown, the present application also provides a transportation method, which is applied to the above-mentioned modular mobile equipment, and the transportation method comprises the following steps:

[0072] S1: Load the module to be transported onto the transport vehicle. The transport vehicle executes the locking command sent by the control system, is in a locked state, and is located at the horizontal guide rail, with the folding guide rail in a retracted state. Connect the base to the pickup truck, and use the pickup truck to transport the module mobile equipment loaded with the module to be transported to the wind turbine tower door. The pickup truck stops moving, and aligns the rear trough of the pickup truck with the wind turbine tower door.

[0073] Specifically, before use, the extending conveying device 3 is at the lowest position of the lifting device 1 .

[0074] S2: The lifting device receives and executes the rising command sent by the control system, and the lifting mechanism drives the extended conveying device to rise to the height of the tower door platform.

[0075] S3: The extending conveying device receives and executes the extension command sent by the control system, and the guide rail traction mechanism drives the folding guide rail to open to a horizontal position with the horizontal guide rail, and makes the other end of the n+1th sub-guide rail contact and rest on the tower door platform.

[0076] Furthermore, after the folding guide rail is extended, the deflection mechanism receives a deflection instruction sent by the control system, and adjusts the horizontal deflection angle of the lifting device according to the deflection instruction, so that the other end of the n+1th sub-guide rail contacts and rests on the tower door platform.

[0077] S4: The conveyor vehicle executes the unlocking instruction sent by the control system to complete the unlocking, and the conveyor vehicle driving system executes the transporting instruction sent by the control system to drive the conveyor vehicle to move along the horizontal guide rail and the folding guide rail to the tower door platform, and completes the unloading of the module to be transported.

[0078] Specifically, the transport module is pushed along the horizontal guide rail and the folding guide rail to the tower door platform (staircase platform) by the conveyor vehicle to complete the unloading.

[0079] S5: The conveyor vehicle driving system executes the conveyor vehicle reset command sent by the control system, and drives the conveyor vehicle to reset to the horizontal track along the folding guide rail; the conveyor vehicle executes the locking command sent by the control system and is in a locked state; the extended conveying device executes the retraction command sent by the control system, and the guide rail traction mechanism drives the folding guide rail to retract to be perpendicular to the horizontal guide rail; the lifting device executes the descending command sent by the control system, and the lifting mechanism drives the extended conveying device to rise to the original position, and the transportation is completed.

[0080] Furthermore, after the conveyor vehicle completes locking, the deflection mechanism receives the deflection reset command sent by the control system, and adjusts the horizontal deflection angle of the lifting device according to the deflection reset command, so that the other end of the n+1th sub-guide rail is away from the tower door platform. After completing the deflection reset, the conveying device is extended to receive and execute the retraction command sent by the control system.

[0081] Furthermore, before the pickup truck starts driving, it is necessary to check each locking mechanism to ensure that each mechanism is in a locked and fixed state, thereby improving transportation safety.

[0082] The present application has the technical effect of facilitating the transportation of large modules of wind turbines and ensuring the safety and convenience of the transportation process.

[0083] Although the preferred embodiments of the present application have been described, those skilled in the art may make additional changes and modifications to these embodiments once they are aware of the basic creative concepts. Therefore, the scope of protection of the present application is intended to be interpreted as including the preferred embodiments and all changes and modifications that fall within the scope of the present application. Obviously, those skilled in the art may make various changes and modifications to the present application without departing from the spirit and scope of the present application. Thus, if these modifications and variations of the present application fall within the scope of the protection scope of the present application and its equivalent technology, the present application is also intended to include these modifications and variations.

Claims

1. A modular mobile device, characterized in that: include: Lifting device, base, extension conveyor and control system; Wherein, the lifting device comprises: a lifting body, at least one vertical guide rail and a lifting mechanism; The lower end of the lifting body is connected to the base; At least one vertical guide rail is disposed on one side of the lifting body; The lifting mechanism is arranged on the base or the lifting body; The extending conveying device at least comprises: a horizontal guide rail, a folding guide rail, a guide rail traction mechanism, a conveying vehicle for loading the module to be transported, and a conveying vehicle driving system; The horizontal guide rail is connected to the lifting mechanism, and one end of the horizontal guide rail is slidably connected to the vertical guide rail. After the connection, the lifting mechanism drives the horizontal guide rail to rise and / or fall along the vertical guide rail; One end of the folding guide rail is rotatably connected to the other end of the horizontal guide rail; The guide rail traction mechanism is connected to the folding guide rail, and the guide rail traction mechanism drives the folding guide rail to extend and / or retract; when the folding guide rail is in a retracted state, the folding guide rail and the horizontal guide rail are perpendicular to each other; when the folding guide rail is in an extended state, the folding guide rail is opened and is in a horizontal position with the horizontal guide rail; The conveyor vehicle is arranged on the horizontal guide rail, and when the folding guide rail is in the extended state, the conveyor vehicle is slidably connected to the horizontal guide rail and the folding guide rail; The conveyor vehicle driving system is connected to the conveyor vehicle, and the conveyor vehicle driving system drives the conveyor vehicle to move along the horizontal guide rail and the folding guide rail; The control system is connected with the lifting device and the extending conveying device; the control system controls the lifting device to drive the extending conveying device to rise and / or fall; the control system controls the folding guide rail to extend and / or retract, and controls the conveying vehicle to lock and / or move along the horizontal guide rail and the folding guide rail.

2. The modular mobile device according to claim 1, characterized in that: There are two vertical guide rails, namely a first vertical guide rail and a second vertical guide rail.

3. The modular mobile device according to claim 2, characterized in that: The lifting body at least comprises: a first lifting longitudinal beam, a second lifting longitudinal beam and a lifting cross beam; Wherein, the lower end of the first lifting longitudinal beam is connected to one side of the base; The lower end of the second lifting longitudinal beam is connected to the other side of the base; One end of the lifting cross beam is connected to the upper end of the first lifting longitudinal beam, and the other end of the lifting cross beam is connected to the upper end of the second lifting longitudinal beam; The first vertical guide rail is disposed on one side of the first lifting longitudinal beam; The second vertical guide rail is arranged on one side of the second lifting longitudinal beam.

4. The modular mobile device according to claim 3, characterized in that: A lifting plate is arranged at one end of the horizontal guide rail; a side of the lifting plate away from the horizontal guide rail is slidably connected to the vertical guide rail; and the lifting plate is connected to the lifting mechanism.

5. The modular mobile device according to claim 4, characterized in that: The lifting mechanism is a vertical electric screw push rod; one end of the vertical electric screw push rod is rotatably connected to the base, and the other end of the vertical electric screw push rod is rotatably connected to the lifting beam; the vertical electric screw push rod is connected to the control system, and the control system controls the working state of the vertical electric screw push rod; The side of the lifting plate away from the horizontal guide rail is connected to the vertical electric lead screw push rod, and the lifting plate is driven to rise and / or fall by the vertical electric lead screw push rod.

6. The modular mobile device according to claim 5, characterized in that: The folding guide rail comprises at least: N+1 sub-guide rails, each sub-guide rail is connected to a guide rail traction mechanism, and each sub-guide rail is controlled by the guide rail traction mechanism to extend and / or retract; one end of the first sub-guide rail is rotatably connected to the other end of the horizontal guide rail, the other end of the first sub-guide rail is connected to one end of the second sub-guide rail, and the other end of the nth sub-guide rail is rotatably connected to one end of the n+1th sub-guide rail, wherein n∈[1,N], and N is a natural number; when the folding guide rail is in a retracted state, each sub-guide rail is perpendicular to the horizontal guide rail; when the folding guide rail is in an extended state, each sub-guide rail is opened and is in a horizontal position with the horizontal guide rail.

7. The modular mobile device according to claim 6, characterized in that: One end of the first sub-guide rail is rotatably connected to the other end of the horizontal guide rail through a bearing; the other end of the nth sub-guide rail is rotatably connected to one end of the n+1th sub-guide rail through a bearing; The folding guide rail also includes: a plurality of conveying sprockets; and each bearing is provided with at least one conveying sprocket.

8. The modular mobile device according to claim 7, characterized in that: The guide rail traction mechanism at least includes a plurality of sub-traction mechanisms, one group of sub-traction mechanisms is connected to one sub-guide rail, and one sub-guide rail is controlled to extend and / or retract by the group of sub-traction mechanisms; Each group of sub-traction mechanisms includes: a first retractable hoisting mechanism, a first pulley, a first traction rope, a second retractable hoisting mechanism, a second pulley, and a second traction rope; The first retractable hoisting mechanism is arranged at the lower side of the first lifting longitudinal beam; the first pulley is arranged at the upper side of the first lifting longitudinal beam; the first traction rope is connected to the first retractable hoisting mechanism, and is connected to a sub-guide rail after passing through the first pulley; The second retractable hoisting mechanism is arranged at the lower side of the second lifting longitudinal beam; the second pulley is arranged at the upper side of the second lifting longitudinal beam; the second traction rope is connected to the second retractable hoisting mechanism, and is connected to the same sub-guide rail after passing through the second pulley.

9. The modular mobile device according to claim 8, characterized in that: The lifting device is rotatably connected to the base; the deflection mechanism is arranged on the base, connected to the control system, and connected to the lifting device; the deflection mechanism receives the deflection instruction sent by the control system, and adjusts the horizontal deflection angle of the lifting device according to the deflection instruction.

10. The modular mobile device according to claim 9, characterized in that: The transport vehicle is provided with a fixing device, through which the module to be transported is fixed on the transport vehicle. When the transport vehicle moves along the horizontal guide rail and the folding guide rail to the platform at the tower door, the fixing device is opened to complete the unloading of the module to be transported.

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