Cable reel device for tractor

Abstract

The utility model discloses a cable reel device for a tractor, which relates to the field of cable reels and comprises a cable guider, a slip ring box, a PLC (programmable logic controller) control cabinet, a cable reel, a driving device and the tractor. The cable reel obtains power from the ground and supplies power to the PLC control cabinet after being connected to the slip ring box, and the PLC control cabinet carries out power distribution. The PLC control cabinet comprises a reel drive control device, a tractor drive control device and a communication device. The PLC control system collects and reads data of the whole tractor so as to control the cable reel and the tractor to operate synchronously, and remote control is achieved through the PLC control system and a ground central control system. The problems that an existing cable drum is complex in structure, a drum driving device drives the cable drum through a gear chain, a tractor drives the cable drum, in the cable winding process, a guider is prone to dislocation in the reversing process, cables are disordered, the cables are twisted, the drum breaks down, the chain and a gear shaft are prone to damage, and the cable winding efficiency is high can be solved. And the loading efficiency is seriously influenced.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of cable reel control of metallurgical industry tractor, especially relates to a device for controlling the cable reel of tractor. BACKGROUND

[0002] The loading building is widely used in the steel metallurgy and coastal port logistics and other industries, and is an important production hub for realizing the rapid delivery of bulk goods. In the production process of the loading building, a tractor is provided to tow the train car, and the existing conventional tractor adopts a cable reel device to provide power supply and communication signals for the towing machine. The structure of the cable reel device comprises a slip ring box, a cable reel, a reel driving device, a cable guide, and a PLC control system. The existing cable reel structure is complex, the reel driving device drives the cable reel through a gear chain, the cable reel adopts a flat butterfly winding mode to collect and release the cable, and the guide is prone to misalignment during the reversing process in the cable collecting process of the tractor traveling cable reel, which causes the cable to be disordered and twisted, resulting in cable reel failure, chain and gear shaft damage, and serious impact on loading efficiency. SUMMARY

[0003] The utility model provides a cable reel device for tractor, which can solve the problems of the existing cable reel, such as complex structure, reel driving device driving cable reel through gear chain, cable reel adopting flat butterfly winding mode to collect and release cable, guide being prone to misalignment during reversing process in the cable collecting process of the tractor traveling cable reel, causing cable to be disordered and twisted, resulting in cable reel failure, chain and gear shaft damage, and serious impact on loading efficiency.

[0004] To solve the above problems, the technical scheme of the utility model is as follows: the cable reel device for tractor comprises a cable guide, a slip ring box, a PLC control cabinet, a cable reel, a driving device, and a tractor. Power is provided to the cable reel from a ground power supply box, and then the cable connected to the cable reel provides power to the PLC control cabinet after connecting to the slip ring box. The PLC control cabinet then distributes power to the cable guide, the driving device, and the tractor. The PLC control cabinet includes reel driving control and communication device. The PLC control system of the PLC control cabinet realizes data acquisition and control of the entire tractor, reads relevant data to control the driving device to drive the cable reel and the tractor to run synchronously, and communicates with the ground central control system through the optical fiber in the cable reel to receive and send signals to the ground central control system to realize remote control.

[0005] In the above technical solution, more specific solutions are: the cable guide is a cable winding and reversing device, comprising a cable drum roller mounted on a cable guide fixed support, forward and backward cable slack, tight limit switches for indicating the slackness of the cable. When the slack or tight switch is actuated, the mobile device, i.e. the tractor, is immediately stopped to prevent damage to the cable.

[0006] Further: the slip ring box is a power supply, control signal and communication signal transmission device, including power supply slip ring to provide power supply transmission, control signal slip ring to provide control signal transmission, optical fiber coupler to provide communication and monitoring signal transmission, model PN4.4-M1540.105-BP3.0-2418.12FO.

[0007] Further: the cable drum realizes the winding, storage and release function of the mobile cable.

[0008] Further: the driving device comprises a variable frequency motor and a speed reducer; the variable frequency motor is connected with the speed reducer, the speed reducer is connected with the cable drum rotating shaft to provide power for the cable drum, and drives the cable drum to rotate; the variable frequency motor is model QABP100L4B.

[0009] Compared with the prior art, the utility model has the following beneficial effects:

[0010] The utility model has the advantages of simple connection structure, easy inspection and maintenance, low failure rate, and ingenious solution to the problems of gear wear, chain breakage and damage, and cable drum misalignment and twisting during the process of tractor towing train car, which can quickly and effectively eliminate the cable drum failure and effectively improve the loading efficiency. BRIEF DESCRIPTION OF DRAWINGS

[0011] Figure 1 is a structural schematic diagram of the utility model;

[0012] Figure 2 is a front view of the local structure of the utility model;

[0013] Figure 3 is a side view of the local structure of the utility model.

[0014] The figure mark represents: 1. cable guide, 2. slip ring box, 3. PLC control cabinet, 4. cable drum, 5. driving device, 6. tractor. DETAILED DESCRIPTION

[0015] The utility model will be further described in detail in combination with the drawings and examples:

[0016] Figure 1 、 Figure 2 andFigure 3 The invention discloses a cable reel device for tractor, comprising a cable guide 1, a slip ring box 2, a PLC control cabinet 3, a cable reel 4, a driving device 5 and a tractor 6.

[0017] The tractor 6 drags the train carriages to run on the track; during the running of the tractor 6, the power is provided from the ground power supply box, connected to the cable reel 4, supplied to the PLC control cabinet 3 through the cable from the cable reel to the slip ring box 2, and then distributed.

[0018] The PLC control cabinet 3 comprises a reel driving control and a communication device; the PLC realizes data acquisition and control of the whole tractor, reads relevant data to control the driving device 5 to drive the cable reel 4 to run synchronously with the tractor 6, and communicates with the ground central control system through the optical fiber in the cable reel, receives and sends signals to the ground central control system to realize remote control.

[0019] The cable guide 1 is a cable winding and reversing device, comprising a reel cable roller installed on the cable guide fixed support, forward and backward loose and tight limit switches for indicating the tightness of the cable. When the loose or tight switch acts, the mobile device (i.e. the tractor) stops immediately to avoid damaging the cable.

[0020] The slip ring box 2 is a power supply, control signal and communication signal transmission device, comprising a power supply slip ring for power supply transmission, a control signal slip ring for control signal transmission, and an optical fiber coupler for communication and monitoring signal transmission, with a model of PN4.4-M1540.105-BP3.0-2418.12FO.

[0021] The cable reel 4 is a winding, storage and release device for mobile cable; the driving device 5 comprises a frequency conversion motor and a speed reducer; the frequency conversion motor is connected with the speed reducer, the speed reducer is connected with the rotating shaft of the cable reel 4 to provide power for the reel and drive the cable reel 4 to rotate; the frequency conversion motor has a model of QABP100L4B.

Claims

1. A cable reel device for a tractor comprising a cable guide (1), a slip ring box (2), a PLC control cabinet (3), a cable reel (4), a driving device (5) and a tractor (6), characterized in that: Power supply is provided from the ground power box to the cable reel (4), and then from the cable reel to the slip ring box (2) and then to the PLC control cabinet (3), and then the power distribution is realized by the PLC control cabinet (3) to the driving device (5) and the tractor (6); the PLC control cabinet (3) includes reel drive control, tractor drive control and communication device; the PLC control system of the PLC control cabinet (3) realizes data acquisition and control of the entire tractor, reads relevant data to control the driving device (5) to drive the cable reel (4) to run synchronously with the tractor (6), and communicates with the ground central control system through the optical fiber in the reel cable, receives and sends signals to the ground central control system to realize remote control.

2. A cable drum assembly for a tractor as claimed in claim 1, characterised in that: The cable guide (1) is a cable winding and reversing device, which includes a reel cable roller mounted on a cable guide fixed support, forward and backward loose, tight limit switches for indicating the tightness of the cable; when the loose or tight switch is actuated, the tractor (6) stops to prevent damage to the cable.

3. A cable drum arrangement for a towing vehicle according to claim 1 or 2, characterised in that: The slip ring box (2) is a power supply, control signal and communication signal transmission device, which includes a power supply slip ring to provide power supply transmission, a control signal slip ring to provide control signal transmission, and an optical fiber coupler to provide communication and monitoring signal transmission, and the model is PN4.4-M1540.105-BP3.0-2418.12FO.

4. A cable drum assembly for a trailer as claimed in claim 3, characterised in that: The cable reel (4) realizes the winding, storage and release functions of the mobile cable.

5. A cable drum assembly for a trailer as claimed in claim 4, characterised in that: The driving device (5) includes a variable frequency motor and a speed reducer; the variable frequency motor is connected with the speed reducer, the speed reducer is connected with the rotating shaft of the cable reel (4) to provide power for the reel and drive the cable reel (4) to rotate; the variable frequency motor is QABP100L4B.

Images