CN217126717U - Hoisting equipment - Google Patents

Abstract

The utility model provides a hoisting device, which comprises a crane and a cloud platform management system, wherein the cloud platform management system comprises a backup power supply, a first data acquisition mechanism, a data transmission mechanism, a cloud monitoring platform and a terminal which are sequentially in communication connection, and the first data acquisition mechanism is arranged on the crane; and the backup power supply is electrically connected with the first data acquisition mechanism and the data transmission mechanism respectively. The utility model discloses the thing networking that the setting is become by the data acquisition mechanism of network server and different grade type is to hoist unified management, the realization is acquireed the data of the different positions of same hoist and the unity of the data of different hoists, and the efficiency is improved, reduce personnel's quantity requirement, guarantee the comprehensiveness and the promptness that hoist operational data and video data acquireed, alarm mechanism carries out timely early warning when the operational data is unusual, in time solve the trouble, guarantee safe construction, reduce the time limit for a project loss, and backup power supply can further promote the continuity that data acquireed.

Description

Hoisting equipment

Technical Field

The utility model relates to a bridge mechanical equipment's technical field particularly, relates to a hoisting equipment.

Background

In the concrete application process of large-scale bridge hoisting equipment, in order to guarantee the normal operation of equipment and then ensure that engineering project is accomplished on schedule, equipment management personnel can regularly patrol and examine and artifical the record hoisting equipment, and this kind of artifical management mode of patrolling and examining and record that goes on has some drawbacks:

firstly, because the number of managers of the equipment is limited, the time interval for carrying out manual inspection and recording is large, the inspection time is long, the inspection efficiency is low, and various problems of the hoisting equipment cannot be found and solved in time;

secondly, the information recording is incomplete and lagged, the manual inspection recording is only the recording in the inspection process, the referential performance is low, the information recording after the inspection is finished is lagged, the information storage amount is small, the historical records are difficult to inquire, and the management of the data information is greatly influenced;

and thirdly, the fault of the hoisting equipment cannot be found in time when the hoisting equipment is stopped, so that the safety problem is easily caused, the normal construction is seriously influenced, and the project duration loss is caused.

Based on the defects, when the existing large-scale bridge hoisting equipment is used, serious negative effects can be caused to engineering projects.

SUMMERY OF THE UTILITY MODEL

In order to solve at least one aspect of the above technical problems, the utility model provides a hoisting equipment.

The utility model discloses a hoisting device, including hoist and cloud platform management system, cloud platform management system includes back-up source and communication connection's first data acquisition mechanism, data transmission mechanism, cloud monitoring platform and terminal in proper order, first data acquisition mechanism sets up on the hoist; and the backup power supply is electrically connected with the first data acquisition mechanism and the data transmission mechanism respectively.

Optionally, the first data acquisition mechanism includes a communication structure and a crane data acquisition assembly arranged on the crane, the crane data acquisition assembly passes through the communication structure with data transmission mechanism communication connection, the crane data acquisition assembly with the communication structure all with the backup power supply electricity is connected.

Optionally, the lifting data acquisition assembly comprises at least one of a load weight limiter and a moment limiter.

Optionally, data transmission mechanism includes communication connection's network switch and remote communication structure, the network switch with communication mechanism communication connection, the remote communication structure with cloud monitoring platform communication connection, the network switch with the remote communication structure all with the reserve power electricity is connected.

Optionally, the cloud platform management system further comprises a video monitoring structure arranged on the crane, the video monitoring structure is in communication connection with the network switch, and the video monitoring structure is electrically connected with the backup power supply.

Optionally, the video monitoring structure includes that at least one sets up camera on the hoist, the camera with network switch communication connection, the camera with the reserve power electricity is connected, the camera embeds there are storage device and cloud platform controller, storage device with cloud platform controller all with terminal communication connection.

Optionally, the cloud platform management system further comprises a second data acquisition mechanism, the second data acquisition mechanism comprises a walking sensor group and a limit switch which are all in communication connection with the network switch, the walking sensor group and the limit switch are all arranged on the crane, and the walking sensor group and the limit switch are all electrically connected with the backup power supply.

Optionally, the cloud platform management system further comprises a controller and an alarm mechanism arranged on the crane, the communication structure, the walking sensor and the limit switch are all connected through the controller and the network switch in a communication mode, the alarm mechanism is connected through the controller in a communication mode, and the alarm mechanism and the controller are all electrically connected with the backup power supply.

Optionally, the terminal includes a mobile terminal and a fixed terminal, and both the mobile terminal and the fixed terminal are in communication connection with the cloud monitoring platform.

Optionally, the cranes are arranged in groups.

Compared with the prior art, the beneficial effects of the utility model are that: compared with manual inspection, the utility model discloses use data transmission mechanism to transmit the operation data of the hoist that the first data acquisition mechanism that will set up on the hoist gathers in real time to the cloud monitoring platform in a unified way, reach the unified control to the operational aspect of same hoist different positions, the equipment management personnel can acquire the operational data in real time through the terminal and patrol and examine, grasp the operational aspect of hoist in real time, reach the purpose that improves hoist and patrol and examine efficiency, simultaneously, the equipment management personnel only need operate the terminal and can patrol and examine, greatly reduced equipment management personnel's quantity requirement; compared with manual recording and storage of crane operation conditions during routing inspection, the cloud monitoring platform has large network storage space, and equipment managers can inquire historical records of operation data through the terminal while the operation data is stored, and timely maintain the crane according to the historical records, so that the use efficiency of the crane is effectively improved; compared with the manual inspection and discovery of crane operation faults, the utility model discloses through the real-time transmission of operation data, make the equipment management personnel can in time discover the unusual data of crane operation through the terminal, handle in time, reduce the time of trouble shut down, guarantee safe normal production; on this basis, the utility model discloses a set up backup power, guarantee the stability of cloud platform management system operation and the continuity of the data of acquireing when externally supplying power and stopping, be favorable to promoting the comprehensiveness of patrolling and examining the record.

Drawings

Fig. 1 is a schematic view of a lifting apparatus in an embodiment of the present invention;

fig. 2 is a schematic view of a lifting device according to another embodiment of the present invention;

fig. 3 is a schematic view of a lifting device according to another embodiment of the present invention;

fig. 4 is a schematic view of a lifting device according to yet another embodiment of the present invention;

FIG. 5 is a schematic structural diagram of a crane according to an embodiment of the present invention;

description of reference numerals:

1-backup power supply; 2-a first data acquisition mechanism; 3-a data processing and transmitting mechanism; 4-a cloud monitoring platform; 5-a terminal; 6-a crane; 7-a communication structure; 8-a lifting data acquisition component; 801-main hook weight sensor; 802-secondary hook weight sensor; 803-arm lever amplitude sensor; 804-a rotation angle sensor; 805-torque limiting instruments; 9-video monitoring structure; 10-a network switch; 11-a remote communication mechanism; 12-a controller; 13-a walking sensor group; 14-limit switch; 15-alarm mechanism.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention more comprehensible, embodiments accompanied with figures are described in detail below.

The embodiment of the utility model provides a hoisting device, as shown in fig. 1, including hoist 6 and cloud platform management system, characterized in that, the cloud platform management system includes backup power 1 and first data acquisition mechanism 2, data transmission mechanism 3, cloud monitoring platform 4 and terminal 5 that communication connects in proper order, first data acquisition mechanism 2 sets up on hoist 6; the backup power supply 1 is electrically connected with the first data acquisition mechanism 2 and the data transmission mechanism 3 respectively.

In the embodiment, the first data acquisition mechanism 2 is arranged on the operation site of the crane 6 for acquiring the operation data of the crane 6 in real time, and the operation data acquired by the first data acquisition mechanism 2 can be transmitted to the cloud monitoring platform 4 through the data transmission mechanism 3 without the need of manual inspection by an equipment manager going to the site of the crane 6, so that the operation data of different parts of the same crane 6 can be uniformly monitored, the equipment manager can call the operation data of the crane 6 in real time only through the terminal 5, the requirement on the number of the equipment managers is greatly reduced while the crane 6 is efficiently inspected, the used cloud monitoring platform 4 is a network server, the storage space of the network server is large, the operation data can be stored in large quantity, the requirement on the storage of the operation data is met, and the equipment managers can call the history record of the operation data through the terminal 5, the operation condition of the crane 6 is further known by the aid of equipment managers on the basis of historical records, the purpose of facilitating maintenance is achieved, the service efficiency of the crane 6 is effectively improved, the equipment managers can find abnormal operation conditions of the crane 6 in time through the terminal 5 through real-time transmission of operation data, faults of the crane 6 are found in time, the maintenance personnel are informed to process and inform the operators of evacuation in time, the time of fault shutdown is shortened, safety construction is guaranteed, and construction period loss is reduced.

It is worth to be noted that, in this embodiment, the situation of power supply abnormality such as power failure caused by power supply difficulty often occurs on the construction site, and in order to further ensure the continuity of operation data acquisition and transmission, as shown in fig. 1, in the case that power supply is abnormal externally and power cannot be supplied to the cloud platform management system, a backup power supply 1 is provided to supply power to the first data acquisition mechanism 2 and the data transmission mechanism 3 uninterruptedly, so as to achieve the purpose of ensuring the comprehensiveness and effectiveness of the inspection record.

Specifically, in this embodiment, the cloud monitoring platform 4 is a network server, wherein the network server is a network cloud server, which ensures comprehensive and effective storage of the operation data, and certainly, in other embodiments of the present invention, a network server such as a Tencent cloud server can be used as the cloud monitoring platform 4; in this embodiment, the number of the crane 6 and the cloud platform management system is 1, as shown in fig. 5, the crane 6 is a full-rotation crane, the full-rotation crane mainly includes an arm support, a tripod, a rotation mechanism, a turntable assembly, a get-off assembly, a traveling mechanism, a main lifting system, an auxiliary lifting system, a luffing system, and the like, and the first data acquisition mechanism 2 acquires operation data of the rotation mechanism, the main lifting system, the auxiliary lifting system, and the luffing system, and acquires parameters such as a main hook lifting capacity, an auxiliary hook lifting capacity, an arm lever amplitude, a turntable rotation angle, and the like. In other embodiments of the present invention, the crane 6 may also be of other types or models.

In addition, in this embodiment, as shown in fig. 1, data transmission mechanism 3 and back-up power supply 1 all set up on hoist 6, in the utility model discloses other embodiments, can also set up data transmission mechanism 3 and/or back-up power supply 1 outside hoist 6 as required, if when the quantity of hoist 6 is not 1 group, can set up the first data acquisition mechanism 2 of multiunit, carry out operation data acquisition to multiunit hoist 6, and only use a set of data transmission mechanism 3 and/or back-up power supply 1.

Optionally, as shown in fig. 1, the first data acquisition mechanism 2 includes a communication structure 7 and a crane data acquisition assembly 8 disposed on the crane 6, the crane data acquisition assembly 8 is in communication connection with the data transmission mechanism 3 through the communication structure 7, and both the crane data acquisition assembly 8 and the communication structure 7 are electrically connected to the backup power supply 1.

Specifically, in the present embodiment, the hoisting data collecting assembly 8 includes a torque limiter, as shown in fig. 5, the torque limiter includes a plurality of sensors and a torque limiting instrument 805, the sensors include a main hook weight sensor 801, an auxiliary hook weight sensor 802, an arm amplitude sensor 803 and a rotation angle sensor 804, and are installed at different work sites of the crane 6, such as a slewing mechanism, a main hoisting system, an auxiliary hoisting system and a luffing system, and are used for acquiring operation data of the crane 6, such as hoisting capacity, torque, amplitude and rotation angle, in real time, and reading and displaying the operation data output by each sensor in real time through the torque limiting instrument 805 and outputting the operation data to the communication structure 7, the communication structure 7 in the present embodiment is a single chip microcomputer, the communication structure 7 transmits the received operation data to the data transmission mechanism 3 to transmit to the cloud monitoring platform 4 for the equipment manager to call through the terminal in real time, real-time acquisition and stable transmission of operation data are guaranteed, and then efficient proceeding of equipment inspection work is guaranteed.

It is worth to explain, in other embodiments of the present invention, it is also possible to use as the hoisting data acquisition component 8 a hoisting capacity limiter or use as the hoisting data acquisition component 8 a hoisting capacity limiter and a moment limiter, the hoisting capacity limiter is composed of a signal amplifier and different sensors, the sensors are installed on the running mechanisms of the swing mechanism, the main hoisting system, the auxiliary hoisting system, the luffing system, etc. of the crane 6, and are used for acquiring the running data of the crane 6 such as hoisting capacity, moment, amplitude, and angle of rotation in real time, and transmitting the running data to the signal amplifier for amplification, and then effectively outputting the amplified running data to the cloud monitoring platform 4 through the data transmission mechanism 3 by the communication structure 7; in this embodiment, use the MODBUS agreement to carry out communication connection between jack-up data acquisition subassembly 8 and the communication structure 7 the utility model discloses an in other embodiments, can also use other agreements to carry out communication connection.

Optionally, as shown in fig. 1, in order to ensure stability and effectiveness of the operation data transmission, the data transmission mechanism 3 includes a network switch 10 and a remote communication structure 11 that are communicatively connected, the network switch 10 is communicatively connected to the communication mechanism 7, the remote communication structure 11 is communicatively connected to the cloud monitoring platform 4, and both the network switch 10 and the remote communication structure 11 are electrically connected to the backup power supply 1.

In this embodiment, the network switch 10 is arranged to realize network connection between the communication structure 7 and the remote communication structure 11, and ensure that the operation data transmitted by the communication structure 7 can be stably and effectively transmitted to the remote communication structure 11 for the cloud monitoring platform 4 to store and the terminal 5 to call; the remote communication structure 11 is equivalent to an internet of things gateway, and not only can uniformly convert the operation data of different industrial protocols transmitted by the network switch 10 into data suitable for storage of the cloud monitoring platform 4 and calling of the terminal 5, but also can ensure remote stable transmission of the operation data, and is beneficial to effective transmission of the operation data.

Optionally, as shown in fig. 2, different from the foregoing embodiment, the cloud platform management system further includes a video monitoring structure 9 disposed on the crane 6, the video monitoring structure 9 is in communication connection with the network switch 10, and the video monitoring structure 9 is electrically connected with the backup power supply 1.

In this embodiment, firstly, the video monitoring structure 9 is arranged on the crane 6, video data of each position of the crane 6 is obtained in real time through the video monitoring structure 9, the positions include, for example, a winch, a cab, an electric room, a whole machine walking and hoisting steel beams, and the like, the video monitoring structure 9 transmits the video data of the positions to the remote communication structure 11 through the network switch 10 for data conversion and then transmits the data to the cloud monitoring platform 4, so that the cloud monitoring platform 4 obtains the video data of the crane 6 on the basis of obtaining the operation data of the crane 6, further the comprehensiveness of the routing inspection record stored by the cloud monitoring platform 4 is improved, more comprehensive real-time data information and historical reference information are provided for equipment maintenance personnel, and the improvement of the maintenance efficiency and quality is facilitated; secondly, in order to further guarantee the operating stability of video monitoring structure 9, video monitoring structure 9 is electrically connected with backup power supply 1, and when external power supply stops supplying power, backup power supply 1 which is turned on in time can guarantee the operating stability of video monitoring structure 9.

Optionally, the video monitoring structure comprises at least one camera arranged on the crane 6, the camera is in communication connection with the network switch 10, the camera is electrically connected with the backup power supply 1, a storage device and a pan-tilt controller are arranged in the camera, and the storage device and the pan-tilt controller are both in communication connection with the terminal 5.

In the embodiment, the camera acquires video data of each monitoring site of the crane 6 in real time, wherein a storage device built in the camera can store the video data, and the storage device is in communication connection with the terminal 5, while the camera transmits the video data in the storage device to the cloud monitoring platform 4 for storage through the network switch 10 and the remote communication mechanism 11 in real time, the device manager can also call from the storage device in real time through the terminal 5, the convenience is improved, the camera is also internally provided with a pan-tilt controller which is in communication connection with the terminal 5, so that the device manager can transmit signals to the pan-tilt controller through the terminal 5, and then through the direction of cloud platform controller control camera, make things convenient for the video data of some position certain angle of equipment management personnel pertinence acquisition, further increased equipment management's efficiency, help in time discovering equipment trouble.

It is worth explaining, in this embodiment, as shown in fig. 1, have set up 4 cameras altogether on a hoist 6, in the utility model discloses another embodiment, can also set up the camera of other quantity according to the control needs, as long as satisfy the utility model discloses the purpose of the video data of the monitoring position of acquireing hoist 6 can.

Optionally, as shown in fig. 3, different from the above embodiment, the cloud platform management system further includes a second data acquisition mechanism, the second data acquisition mechanism includes a walking sensor group 13 and a limit switch 14 both in communication connection with the network switch 10, as shown in fig. 5, the walking sensor group 13 and the limit switch 14 are both disposed on the crane 6, and both the walking sensor group 13 and the limit switch 14 are electrically connected to the backup power supply 1.

In this embodiment, first, in order to further improve the comprehensiveness of the inspection record, as shown in fig. 5, a walking sensor group 13 and a limit switch 14 are arranged on the crane 6, the walking sensor group 13 can acquire walking data of the crane 6 when the whole crane travels in real time, the limit switch 14 can acquire state data of the protection limit of the crane 6 in real time, and the walking data and the state data are transmitted to the network of the cloud monitoring platform 4 through the network switch 10 and the remote communication structure 11 for storage in real time, so that an equipment manager can conveniently know the operation condition of the crane 6; secondly, in order to further ensure the operation stability of the walking sensor group 13 and the limit switch 14, the walking sensor group 13 and the limit switch 14 are electrically connected with the backup power supply 1, and when the external power supply stops supplying power, the backup power supply 1 which is timely turned on can ensure the operation stability of the walking sensor group 13 and the limit switch 14.

It is worth to be noted that, in this embodiment, the walking sensor group 13 includes a displacement sensor, a pressure sensor, a lifting height sensor, a levelness sensor, a verticality sensor and a wind speed sensor, which are all disposed on the crane 6 for data acquisition, in other embodiments of the present invention, the walking sensor group 13 includes at least one of the above sensors; corresponding to the sensors of the walking sensor group 13 and the sensors of the hoisting data acquisition assembly, the limit switches 14 also include a weight limit switch, a pressure limit switch, a lifting height limit switch, a levelness limit switch, a verticality limit switch, and the like.

Optionally, as shown in fig. 4, different from the above embodiment, the cloud platform management system further includes a controller 12 and an alarm mechanism 15 disposed on the crane 6, the communication structure 7, the walking sensor 13, and the limit switch 14 are all in communication connection with the network switch 10 through the controller 12, the alarm mechanism 15 is in communication connection with the controller 12, and the alarm mechanism 15 is electrically connected to the backup power supply 1.

In this embodiment, first, if a fault occurs during operation of the crane 6, an equipment manager can obtain the fault in time through the terminal 5, but still needs time to notify an operator of the crane 6, in order to further reduce the risk of the operator, a controller 12 and an alarm mechanism 15 in communication connection with the controller 12 are provided, before the communication structure 7, the walking sensor 13 and the limit switch 14 transmit the operation data of the crane 6 to the cloud monitoring platform 4, the operation data all need to pass through the controller 12, the controller 12 can judge the received operation data through a preset threshold range, if the operation data is within the threshold range, the operation data is normally transmitted, if the operation data is outside the threshold range, an alarm signal is generated and transmitted to the alarm mechanism 15 and the cloud monitoring platform 4, the alarm mechanism 15 gives an alarm to the operator, so that the operator can handle the fault in time according to the situation, the safety of operators is guaranteed, meanwhile, the terminal 5 receives crane data abnormal signals transmitted by the cloud monitoring platform 4 to remind equipment managers in time, the crane data abnormal signals are processed in time, the equipment shutdown time is shortened, and further the construction period loss is reduced; secondly, in order to further ensure the operation stability of the controller 12 and the alarm mechanism 15, the controller 12 and the alarm mechanism 15 are both electrically connected with the backup power supply 1, and when the external power supply stops supplying power, the backup power supply 1 which is started in time can ensure the operation stability of the controller 12 and the alarm mechanism 15.

It should be noted that, in this embodiment, the alarm mechanism 15 is disposed in the cab of the crane 6, so as to facilitate timely early warning for the operator, the alarm mechanism 15 is an audible and visual alarm, the controller 12 is an editable controller, the abnormal signal includes a cloud platform management system fault signal and an operation data abnormal signal, and the alarm signal includes an audible alarm signal and a visual alarm signal. The utility model discloses a in other embodiments, the exception signal includes at least one of cloud platform management system fault signal and operation data exception signal, and alarm signal includes at least one of audible alarm signal and light alarm signal.

Optionally, different from the foregoing embodiment, the terminal 5 includes a mobile terminal and a fixed terminal, and both the mobile terminal and the fixed terminal are in communication connection with the cloud monitoring platform 4.

In this embodiment, firstly, an on-duty monitoring room may be provided, the visual fixed terminal is provided in the on-duty monitoring room, and the device manager may call video data and operation data in real time through the visual fixed terminal in the on-duty monitoring room, process related information, and perform real-time monitoring on the device operation condition of the crane 6, so as to conveniently obtain device fault information in time, process device faults in time, shorten device downtime, and further reduce the loss of a construction period; secondly, the equipment management personnel can also know the equipment running condition in time through the mobile terminal of hand-held type, can also in time receive the equipment trouble condition when carrying out other work, call data information and transmission instruction, further guarantee the normal operating of hoist 6.

It should be noted that, in this embodiment, the fixed terminal is an inputtable operation terminal such as a desktop computer, the mobile terminal is an inputtable operation terminal such as a mobile phone or a tablet computer, and the equipment manager can check the operation data and the video data of the hoisting equipment at any time through the terminal such as a computer or a mobile phone, and when the equipment fails, the system can also transmit the failure reason to the equipment management and maintenance personnel in time in various ways, for example, the failure reason is transmitted to the mobile phone of the equipment manager in the form of WeChat or telephone, so that the equipment manager can perform rapid processing conveniently.

Alternatively, the cranes 6 are provided in plural sets, unlike the above-described embodiment.

In this embodiment, including two cranes 6 and the cloud platform management system of the above-mentioned embodiment of setting on crane 6, wherein, the first data acquisition mechanism 2, the second data acquisition mechanism, video monitoring structure 9, walking sensor group 13, limit switch 14 and alarm mechanism 15 of cloud platform management system are two sets of, set up respectively on two cranes 6, the operation data and the video data of two cranes 6 that will gather are unified to be stored in the network of cloud monitoring platform 4 through the thing networking, reach the purpose of the unified control management of operation data and the video data of different cranes 6, further promote the managerial efficiency of crane 6.

It is worth explaining, in other embodiments of the present invention, the crane 6 may also be other quantities, correspondingly, the first data acquisition mechanism 2, the second data acquisition mechanism, the video monitoring structure 9, the walking sensor group 13, the limit switch 14 and the alarm mechanism 15 may be adjusted correspondingly, as long as the purpose of unified monitoring and management of the crane 6 is achieved.

Although the present disclosure has been described above, the scope of the present disclosure is not limited thereto. Various changes and modifications may be made by those skilled in the art without departing from the spirit and scope of the present disclosure, and these changes and modifications are intended to fall within the scope of the present disclosure.

Claims (10)

1. The hoisting equipment is characterized by comprising a crane (6) and a cloud platform management system, wherein the cloud platform management system comprises a backup power supply (1), a first data acquisition mechanism (2), a data transmission mechanism (3), a cloud monitoring platform (4) and a terminal (5), which are sequentially in communication connection, and the first data acquisition mechanism (2) is arranged on the crane (6); and the backup power supply (1) is electrically connected with the first data acquisition mechanism (2) and the data transmission mechanism (3) respectively.

2. The hoisting device according to claim 1, wherein the first data acquisition means (2) comprises a communication structure (7) and a hoisting data acquisition assembly (8) arranged on the crane (6), the hoisting data acquisition assembly (8) being in communication connection with the data transmission means (3) via the communication structure (7), the hoisting data acquisition assembly (8) and the communication structure (7) being electrically connected to the backup power supply (1).

3. Hoisting device as claimed in claim 2, characterized in that the hoisting data acquisition assembly (8) comprises at least one of a load-lifting limiter and a moment limiter.

4. Hoisting device according to claim 2 or 3, wherein the data transmission means (3) comprises a communicatively connected network switch (10) and a telecommunication structure (11), the network switch (10) being communicatively connected to the communication structure (7), the telecommunication structure (11) being communicatively connected to the cloud monitoring platform (4), the network switch (10) and the telecommunication structure (11) being electrically connected to the backup power supply (1).

5. Hoisting device according to claim 4, characterized in that the cloud platform management system further comprises a video monitoring structure (9) provided on the crane (6), the video monitoring structure (9) being communicatively connected to the network switch (10), the video monitoring structure (9) being electrically connected to the backup power supply (1).

6. Hoisting device as claimed in claim 5, characterized in that said video surveillance structure (9) comprises at least one camera arranged on said crane (6), said camera being in communication connection with said network switch (10), said camera being electrically connected to said backup power supply (1), said camera having built in a storage means and a pan/tilt controller, both being in communication connection with said terminal (5).

7. Hoisting device as claimed in claim 5 or 6, characterized in that the cloud platform management system further comprises a second data acquisition mechanism comprising a walking sensor group (13) and a limit switch (14) both communicatively connected to the network switch (10), the walking sensor group (13) and the limit switch (14) both being arranged on the crane (6), the walking sensor group (13) and the limit switch (14) both being electrically connected to the backup power supply (1).

8. The hoisting device of claim 7, wherein the cloud platform management system further comprises a controller (12) and an alarm mechanism (15) disposed on the crane (6), the communication structure (7), the walking sensor group (13) and the limit switch (14) are all in communication connection with the network switch (10) through the controller (12), the alarm mechanism (15) is in communication connection with the controller (12), and the alarm mechanism (15) and the controller (12) are both electrically connected with the backup power supply (1).

9. Hoisting device according to any one of claims 1, 2, 3, 5, 6 and 8, wherein the terminals (5) comprise a mobile terminal and a stationary terminal, both of which are in communicative connection with the cloud monitoring platform (4).

10. Hoisting device as claimed in claim 9, characterized in that the cranes (6) are arranged in groups.

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