Portable gantry crane optical fiber communication device

Abstract

The utility model relates to a portable gantry crane optical fiber communication device, which comprises an optical fiber reel, an optical fiber slip ring box, a control box and an optical fiber upward transmission device, and is characterized in that the optical fiber reel is used for winding and unwinding an optical fiber, and the optical fiber enters the optical fiber slip ring box through the optical fiber reel; the optical fiber output by the optical fiber slip ring box is connected to the portal crane electrical room through the optical fiber upward transmission device, the optical fiber slip ring box is used for achieving rotary connection of the optical fiber and avoiding signal loss caused by rotation of the optical fiber, and the control box is connected with the optical fiber reel and used for controlling winding and unwinding of the optical fiber reel. The optical fiber upward transmission device is used for avoiding signal loss caused by optical fiber rotation. According to the utility model, the electric slip ring in the rotating column of the traditional portal crane is transformed, the original structure is not damaged, the adaptability is high, and the transformation period is short. The optical fiber coil cable is protected by the hydraulic armored rubber pipe and can cope with the complex dry bulk cargo port site environment, the control box converts the tension of the optical fiber into torque to stably drive the motor to provide power according to the tension of the optical fiber, and the traveling adaptability of the reel and the portal crane is guaranteed.

Description

TECHNICAL FIELD

[0001] The utility model belongs to large -scale mobile equipment technical field, especially a portable portal crane optical fiber communication device. BACKGROUND

[0002] The portal crane is developed along with the development of port business. In 1890, the fixed type rotatable boom crane with unchangeable amplitude is installed on the running type half portal crossing the upper of narrow wharf, becomes the early half portal crane for port. Along with the increase of wharf width, the portal and half portal crane develop in parallel, and the luffing boom and horizontal amplitude system are generally adopted. After the second world war, the portal crane for port develops rapidly for facilitating the parallel work of multiple cranes to the same ship, generally adopts the rotating part connected with the rotating column type portal crane ( [rotating column type portal crane] ) of rotating part and column body, or the rotating part connected with the rolling bearing type supporting slewing device through the large bearing to reduce the tail diameter of rotating part, and adopts the portal structure reducing the covering area of wharf (the projection of portal main body on ground). In the development process, the portal crane is also gradually applied to the shipbuilding platform and hydropower station site with similar working conditions and port. Figure 1 [rotating column type portal crane]

[0003] At present, the portal crane is the main production and transportation equipment of dry bulk cargo port. With the development of port automation and the construction of intelligent port, the portal crane is added with advanced technologies such as laser sensing technology, 4D millimeter wave radar, Beidou positioning system, automatic control, data management, video system and the like. However, the original traditional portal crane is not equipped with communication network during design and installation, cannot complete the large amount of data interaction function of the above technologies, can only operate locally as a single machine, and cannot realize remote control and digital linkage functions, thereby restricting the automation and intelligent process of the traditional portal crane. The above problems are urgent problems to be solved by the utility model. CONTENT OF THE UTILITY MODEL

[0004] The utility model aims at overcoming the defects of prior art, and provides a portable portal crane optical fiber communication device, which can be assembled and designed according to the tonnage, amplitude, hoisting weight and the like of the portal crane, meets the use requirements of various models on site, meets the information transmission in multiple scenes such as portal crane walking, slewing and hoisting operation, and realizes the high-quality interaction transmission of large amount of data of automatic equipment, thereby completing the closed loop preparation for the evolution of traditional port equipment to intelligent port.

[0005] The utility model solves the technical problem by adopting the following technical scheme:

[0006] The portable portal crane optical fiber communication device comprises an optical fiber reel, an optical fiber slip ring box, a control box and an optical fiber upward transmission device, wherein the optical fiber reel is used for winding and unwinding the optical fiber, the optical fiber enters the optical fiber slip ring box through the optical fiber reel, the optical fiber output by the optical fiber slip ring box is connected to the portal electrical chamber through the optical fiber upward transmission device, the optical fiber slip ring box is used for realizing the rotary connection of the optical fiber and avoiding signal loss caused by the rotation of the optical fiber, the control box is connected to the optical fiber reel and is used for controlling the winding and unwinding of the optical fiber reel, and the optical fiber upward transmission device is used for avoiding signal loss caused by the rotation of the optical fiber.

[0007] Moreover, the optical fiber is sleeved with a hydraulic armored rubber pipe outside, so as to protect the optical fiber.

[0008] Moreover, the optical fiber reel comprises a reel, a motor and a servo driver, wherein the output end of the control box is connected to the servo driver, the servo driver is connected to the motor and is used for controlling the rotating speed of the motor, the driving shaft of the motor is connected to the rotating shaft of the reel, and the reel is driven to rotate.

[0009] Moreover, the reel surface is provided with an optical fiber input hole, one end of the optical fiber enters the rotating shaft of the reel through the optical fiber input hole, the rotating shaft of the reel is hollow, and the optical fiber enters the optical fiber slip ring box through the rotating shaft.

[0010] Moreover, the optical fiber slip ring box comprises a flange metal mechanism, an optical fiber slip ring and an optical fiber tail fiber box, wherein the flange metal mechanism is coaxial with the rotating shaft of the reel, the optical fiber enters the optical fiber slip ring through the rotating shaft of the reel and the flange metal mechanism in sequence, and is connected to the rotating optical fiber end in the optical fiber slip ring, and the optical fiber output by the fixed optical fiber end in the optical fiber slip ring enters the optical fiber upward transmission device through the optical fiber tail fiber box.

[0011] Moreover, a tension sensor is further included, the tension sensor is connected to the control box, and the tension sensor is used for detecting the tension of the optical fiber and transmitting the tension signal to the control box.

[0012] Moreover, the optical fiber upward transmission device is arranged below the electrical slip ring mechanism in the portal rotating column, the optical fiber upward transmission device comprises an optical fiber wreath and an optical fiber tail fiber box, the optical fiber extended upwards by the walking mechanism bridge is continuously transmitted to the portal electrical chamber through the optical slip ring, and the stable data transmission during the left and right rotation of the portal is ensured.

[0013] The portal crane optical fiber communication device has the advantages and positive effects that:

[0014] The utility model discloses a fiber reel, fiber slip ring box, control box and fiber upward transmission device, wherein, the fiber reel is used to take up and pay off the fiber, and the fiber enters the fiber slip ring box through the fiber reel, and the fiber output by the fiber slip ring box is connected to the door machine electrical chamber through the fiber upward transmission device, and the fiber slip ring box is used for realizing the rotary connection of the fiber, avoids the signal loss caused by the rotation of the fiber, and the control box is connected with the fiber reel and is used for controlling the take up and pay off of the fiber reel, and the fiber upward transmission device is used for avoiding the signal loss caused by the rotation of the fiber. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is installation schematic drawing of the utility model's fiber reel, fiber slip ring box and control box;

[0016] Figure 2 It is installation schematic drawing of the utility model's fiber upward transmission device;

[0017] Figure 3 It is sectional view of the utility model's fiber reel;

[0018] Figure 4 It is electrical connection diagram of the utility model.

[0019] Label explanation:

[0020] 1-fiber reel, 101-servo driver, 102-motor, 103-fiber input hole, 104-rotary shaft, 2-fiber slip ring box, 3-control box, 4-fiber upward transmission device, 5-tension sensor, 6-fiber. DETAILED DESCRIPTION

[0021] The utility model makes further detailed description in combination with the drawings.

[0022] A portable portal crane fiber communication device, as shown in Figure 1 And Figure 2 Shown, including fiber reel 1, fiber slip ring box 2, control box 3 and fiber upward transmission device 4, wherein, the fiber reel is used to take up and pay off the fiber 6, and the fiber enters the fiber slip ring box through the fiber reel, and the fiber output by the fiber slip ring box is connected to the door machine electrical chamber through the fiber upward transmission device, and the fiber slip ring box is used for realizing the rotary connection of the fiber, avoids the signal loss caused by the rotation of the fiber, and the control box is connected with the fiber reel and is used for controlling the take up and pay off of the fiber reel, and the fiber upward transmission device is used for avoiding the signal loss caused by the rotation of the fiber.

[0023] The utility model discloses a door -to -door crane is added and is transformed, installs the equipment in the door machine walking mechanism and the rotation column, realizes the optical fiber communication between the ground communication box from the door machine electrical chamber, satisfies the information transmission under the multiple scene of door machine walking, rotation, hoist operation etc., and then realizes the high quality interactive transmission of the large amount of data of above-mentioned automation equipment, and the closed loop preparation of traditional port equipment evolution wisdom port is completed.

[0024] The optical fiber is flexible, but does not resist external pressure impact, and is protected by an optical fiber external hydraulic armored rubber tube. The optical fiber in the ground communication box enters the optical fiber slip ring box of the walking mechanism through the optical fiber reel. The cable length is selected according to the construction range of the door machine.

[0025] As shown in Figure 3 The optical fiber reel includes a reel, a motor 102 and a servo driver 101. The output end of the control box is connected to the servo driver, the servo driver is connected to the motor for controlling the motor speed, the driving shaft of the motor is connected to the rotating shaft 104 of the reel, and the reel is driven to rotate.

[0026] The reel surface is provided with an optical fiber input hole 103. One end of the optical fiber enters the rotating shaft of the reel through the optical fiber input hole. The rotating shaft of the reel is hollow, and the optical fiber enters the optical fiber slip ring box through the rotating shaft.

[0027] The optical fiber slip ring box includes a flange metal mechanism, an optical fiber slip ring and an optical fiber tail fiber box. The flange metal mechanism is coaxial with the rotating shaft of the reel. The optical fiber is input to the optical fiber slip ring through the rotating shaft of the reel and the flange metal mechanism in sequence, and is connected to the rotating optical fiber end in the optical fiber slip ring. The optical fiber output by the fixed optical fiber end in the optical fiber slip ring is input to the optical fiber upward transmission device through the optical fiber tail fiber box. The optical fiber in the reel hydraulic pipe is connected to the optical fiber slip ring through the coaxial flange, ensuring stable data transmission during reel rotation. The optical fiber after the optical slip ring is transmitted upward through the bridge in the box girder of the door machine walking mechanism.

[0028] As shown in Figure 4 It also includes a tension sensor 6 connected to the control box. The tension sensor is used to detect the tension of the optical fiber and transmit the tension signal to the control box. The control box controls the motor through the tension control servo driver

[0029] Because the traditional door machine driving power supply is transmitted through the ground cable, the original electric slip ring and carbon brush mechanism in the rotating column, and the optical fiber upward transmission device is arranged below the electric slip ring mechanism in the door machine rotating column, the optical fiber upward transmission device includes an optical fiber garland and an optical fiber tail fiber box, the optical fiber extended from the walking mechanism bridge is continuously transmitted upward to the door machine electrical chamber through the optical slip ring, and the data transmission is stable during the left and right rotation of the door machine.

[0030] The working process of the utility model is:

[0031] The optical fiber in the ground communication box enters the rotating shaft of the reel through the hydraulic armored rubber pipe protection after being wound, enters the optical fiber slip ring box from the rotating shaft of the reel, and the optical fiber slip ring is connected through the flange with the same rotating speed of the coaxial shaft of the reel. The control box converts the corresponding torque to drive the servo motor to provide the reel power source according to the detected optical fiber tension, (this part uses the existing mature technology, which is not the innovation point of the utility model, ) ensures the stable operation of the reel under various working conditions, and the ground optical fiber communication is effectively transmitted. Moreover, the utility model transforms the metal structure below the original electric slip ring and carbon brush in the rotating column of the door machine, installs the optical fiber upward transmission device through the flange connection mode, connects the optical fiber slip ring in the optical fiber upward transmission device through the internal bridge of the door machine trolley, ensures the effective transmission of the upward optical fiber communication during the left and right rotation of the door machine, and the optical fiber continues to go upward to the electrical chamber through the bridge in the rotating column, and completes the whole process of the ground and door machine optical fiber communication.

[0032] According to the above-mentioned portable gantry crane optical fiber communication device, the effect of the utility model is explained by reforming the portable gantry crane.

[0033] The portable gantry crane optical fiber communication equipment has been tested on the traditional door machine, the reel can stably follow the left and right walking rotation of the door machine, the electric slip ring structure in the rotating column runs smoothly, the data interaction is stable in various operation conditions, the information transmission function of the door machine and the ground control room is effectively improved, the closed loop support is provided for the intelligent port construction of the traditional door machine, and the automation degree of the port is improved.

[0034] It should be emphasized that the embodiments of the utility model are illustrative rather than limiting, so the utility model includes but is not limited to the embodiments described in the specific embodiments, and other embodiments derived from the technical scheme of the utility model by those skilled in the art also belong to the protection scope of the utility model.

Claims

1. A portable portal crane fiber optic communication device, characterized by: The application relates to a fiber-optic transmission device, which comprises a fiber-optic reel, a fiber-optic slip ring box, a control box and a fiber-optic upward transmission device, wherein the fiber-optic reel is used for winding and unwinding the fiber-optic cable, the fiber-optic cable enters the fiber-optic slip ring box through the fiber-optic reel, the fiber-optic cable output by the fiber-optic slip ring box is connected to a door machine electrical chamber through the fiber-optic upward transmission device, the fiber-optic slip ring box is used for realizing the rotary connection of the fiber-optic cable and avoiding signal loss caused by the rotation of the fiber-optic cable, the control box is connected to the fiber-optic reel and is used for controlling the winding and unwinding of the fiber-optic reel, and the fiber-optic upward transmission device is used for avoiding signal loss caused by the rotation of the fiber-optic cable.

2. A portable portal crane fiber optic communication device according to claim 1, wherein: The fiber-optic outer sleeve is provided with a hydraulic armored rubber pipe, which is used for protecting the fiber-optic cable.

3. A portable portal crane fiber optic communication device according to claim 1, wherein: The fiber-optic reel comprises a reel, a motor and a servo driver, wherein the output end of the control box is connected to the servo driver, the servo driver is connected to the motor and is used for controlling the rotating speed of the motor, the driving shaft of the motor is connected to the rotating shaft of the reel and drives the reel to rotate.

4. A portable portal crane fiber optic communication device according to claim 3, wherein: The reel is provided with a fiber-optic input hole, one end of the fiber-optic cable enters the rotating shaft of the reel through the fiber-optic input hole, the rotating shaft of the reel is hollow, and the fiber-optic cable enters the fiber-optic slip ring box through the rotating shaft.

5. A portable portal crane fiber optic communication device according to claim 1, wherein: The fiber-optic slip ring box comprises a flange metal mechanism, a fiber-optic slip ring and a fiber-optic tail fiber box, wherein the flange metal mechanism is coaxial with the rotating shaft of the reel, the fiber-optic cable enters the fiber-optic slip ring through the rotating shaft of the reel and the flange metal mechanism in sequence and is connected to the rotating fiber-optic end in the fiber-optic slip ring, and the fiber-optic cable output by the fixed fiber-optic end in the fiber-optic slip ring enters the fiber-optic upward transmission device through the fiber-optic tail fiber box.

6. A portable portal crane fiber optic communication device according to claim 1, wherein: The fiber-optic transmission device further comprises a tension sensor, the tension sensor is connected to the control box, and the tension sensor is used for detecting the tension of the fiber-optic cable and transmitting the tension signal to the control box.

7. A portable portal crane fiber optic communication device according to claim 1, wherein: The fiber-optic upward transmission device is arranged below the electrical slip ring mechanism in the rotating column of the door machine, the fiber-optic upward transmission device comprises a fiber-optic ring and a fiber-optic tail fiber box, the fiber-optic cable extended by the walking mechanism bridge is continuously transmitted to the electrical chamber of the door machine through the fiber-optic slip ring, and the data transmission stability during the left-right rotation of the door machine is ensured.

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