CN219566502U - Wireless remote control system for telescopic conveyor tensioning device - Google Patents
Wireless remote control system for telescopic conveyor tensioning device Download PDFInfo
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- CN219566502U CN219566502U CN202320882567.0U CN202320882567U CN219566502U CN 219566502 U CN219566502 U CN 219566502U CN 202320882567 U CN202320882567 U CN 202320882567U CN 219566502 U CN219566502 U CN 219566502U
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Abstract
The utility model belongs to the technical field of belt conveyors, and particularly discloses a wireless remote control system for a telescopic conveyor tensioning device. The operating personnel can hold remote controller and automatically controlled host computer wireless communication, but operating personnel real-time observation scalable belt conveyor, tensioning dolly's running situation, trigger hydraulic pressure station action in order to apply the action of opening a brake or applying the brake through hydraulic disc stopper to the winch through automatically controlled host computer, trigger the converter through automatically controlled host computer in order to control the opening of the driving motor of winch, stop, positive and negative rotation and change the rotational speed, so, with apply the tensioning to tensioning dolly through the winch, and then apply tensioning control to scalable belt conveyor, whole tensioning control cooperates the operation of receiving of conveyer sticky tape, in order to improve the receive of conveyer sticky tape, the efficiency of releasing.
Description
Technical Field
The utility model belongs to the technical field of belt conveyors and relates to a wireless remote control system for a tension device of a telescopic conveyor.
Background
Along with the continuous improvement of the mechanical degree of the coal mine, the continuous extension of the underground coal face of the coal mine, the use of high-power, high-belt-speed and high-inclination telescopic belt conveyors are more and more, and the requirements on the working efficiency of the conveyors on site are also higher and higher. In order to meet the requirement of a stoping working face in the working process of the telescopic belt conveyor, the rubber belt is required to be continuously retracted and released. Therefore, the efficiency of the belt conveyor is directly affected by the efficiency of the belt conveyor, and the efficiency of the belt conveyor is controlled by the operating efficiency of the tensioning device. Therefore, the control system of the existing tensioning device needs to be optimized to improve the retraction and release efficiency of the conveyor belt.
Disclosure of Invention
The utility model aims to provide a wireless remote control system for a telescopic conveyor tensioning device, which realizes wireless control and optimizes a control structure so as to improve the retraction and release efficiency of a conveyor belt.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a wireless remote control system for a telescopic conveyor tensioning device comprises a tensioning trolley, a tensioning rope, a winch, a rope seat, a hydraulic disc brake, a hydraulic station, a frequency converter, an electric control upper computer and a remote controller;
the tensioning trolley is used for being connected with the telescopic belt conveyor, one end of the tensioning rope is connected with the winch drum of the winch, the other end of the tensioning rope is connected with the tensioning trolley in series, and the tail end of the other end of the tensioning rope is connected with the rope seat;
the hydraulic disc brake is used for applying brake opening or brake applying actions to the winch;
the hydraulic station is connected with the hydraulic disc brake through a hydraulic pipeline;
the driving motor of the winch is in transmission connection with the winch drum, and the control end of the driving motor of the winch is connected with the frequency converter through a signal cable;
the electric control upper computer is connected with the hydraulic station and the frequency converter through signal cables respectively, and is used for triggering the hydraulic station to act so as to apply brake opening or brake applying actions to the winch through a hydraulic disc brake, and is used for triggering the frequency converter so as to control the starting, stopping, forward and backward rotation and rotating speed change of a driving motor of the winch;
the remote controller comprises an electric control lower computer and an input unit, wherein the electric control lower computer is in signal connection with the input unit, and the electric control lower computer is also in wireless connection with the electric control upper computer through a wireless communication unit.
Preferably, a display screen is arranged on the remote controller, and the electric control lower computer is in signal connection with the display screen.
Preferably, at least one tension sensor is arranged on the tensioning rope, and the electric control upper computer is connected with the tension sensor through a signal cable.
Preferably, the belt conveyor further comprises a speed sensor, wherein the speed sensor is used for measuring the running speed of the belt of the telescopic belt conveyor, and the electric control upper computer is connected with the speed sensor through a signal cable.
Preferably, the tensioning trolley is rotatably connected with at least one first rope wheel, and the other end of the tensioning rope is connected with the first rope wheel in series.
Preferably, the device further comprises two second rope pulleys, and the other end of the tensioning rope is connected with the first rope pulleys, the second rope pulleys and the first rope pulleys in series.
Compared with the prior art, the utility model has the following beneficial effects:
as described above, the utility model relates to a wireless remote control system for a tensioning device of a telescopic conveyor, an operator can realize wireless communication with an electric control upper computer by holding a remote controller, the operator can observe the running conditions of the telescopic belt conveyor and a tensioning trolley in real time, the electric control upper computer triggers a hydraulic station to act so as to apply opening or closing actions to the winch through a hydraulic disc brake, and the electric control upper computer triggers a frequency converter to control the opening, stopping, forward and backward rotation and rotation speed change of a driving motor of the winch, so that the tensioning trolley is tensioned through the winch, further tensioning control is applied to the telescopic belt conveyor, and the whole tensioning control is matched with the retraction and the retraction operations of a conveyor belt, so that the retraction and retraction efficiency of the conveyor belt is improved.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below.
FIG. 1 is a schematic diagram of a wireless remote control system for a telescopic conveyor tensioner according to an embodiment of the present utility model;
fig. 2 is a schematic structural diagram of a remote controller according to an embodiment of the present utility model;
FIG. 3 is a schematic view of a winch and hydraulic disc brake according to an embodiment of the present utility model;
fig. 4 shows a rope seat according to an embodiment of the utility model.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model.
All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
It should be noted that all directional indicators (such as up, down, left, right, front, and rear … …) in the embodiments of the present utility model are merely used to explain the relative positional relationship, movement, etc. between the components in a particular posture (as shown in the drawings), and if the particular posture is changed, the directional indicator is changed accordingly.
Furthermore, descriptions such as those referred to as "first," "second," and the like, are provided for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implying an order of magnitude of the indicated technical features in the present disclosure. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present utility model, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.
In the present utility model, unless specifically stated and limited otherwise, the terms "connected," "affixed," and the like are to be construed broadly, and for example, "affixed" may be a fixed connection, a removable connection, or an integral body; can be mechanically or electrically connected; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.
In addition, the technical solutions of the embodiments of the present utility model may be combined with each other, but it is necessary to be based on the fact that those skilled in the art can implement the technical solutions, and when the technical solutions are contradictory or cannot be implemented, the combination of the technical solutions should be considered as not existing, and not falling within the scope of protection claimed by the present utility model.
Examples:
as shown in fig. 1 to 4, the wireless remote control system for the telescopic conveyor tensioning device in the present embodiment includes a tensioning trolley 1, a tensioning rope 21, a winch 31, a rope seat 22, a hydraulic disc brake 32, a hydraulic station 4, a frequency converter 5, an electronic control upper computer 6, and a remote controller 7.
The tensioning trolley 1 is used for connecting a telescopic belt conveyor, and the tensioning degree of the telescopic belt conveyor is adjusted through the movement of the tensioning trolley 1.
One end of the tensioning rope 21 is connected with a winding drum of the winch 31, the other end of the tensioning rope 21 is connected with the tensioning trolley 1 in series, and the tail end of the other end of the tensioning rope 21 is connected with the rope seat 22.
Specifically, two first rope pulleys 11 are connected to the tensioning trolley 1 in parallel in a rotating mode, a second rope pulley 12 is connected to the rope seat in a rotating mode, and the other end of the tensioning rope 21 is connected with the first rope pulleys 11, the second rope pulley 12 and the first rope pulleys 11 in series in sequence.
The winding drum of the winch 31 rotates forward to tighten the rope, and the winding drum of the winch 31 rotates backward to loosen the rope.
The hydraulic disc brake 32 is used to apply a brake opening or brake applying action to the winch 31. The brake is applied to the winding drum of the winch 31 by the brake application action, and the brake is canceled to the winding drum of the winch 31 by the brake release action.
The hydraulic station 4 is connected to the hydraulic disc brake 32 via a hydraulic line 41. The hydraulic station 4 is an electromechanical liquid integrated device, a solenoid valve is arranged on a hydraulic pipeline 41, an oil pump of the hydraulic station 4 is triggered to be opened, closed and operated by a solenoid valve through an electric control upper computer 6 so as to control the transmission of hydraulic oil of the hydraulic pipeline 41, and the pressure of the hydraulic oil supplied to the hydraulic pipeline 41 is controlled through the hydraulic valve. In addition, the hydraulic station 4 is provided with an oil pressure sensor, and the electronic control upper computer 6 is connected with the oil pressure sensor through a signal cable. The oil pressure value of the hydraulic station 4 is measured in real time by an oil pressure sensor, and is uploaded to the electronic control upper computer 6. The hydraulic station 4 adopts the pressure maintaining mode when in work, so that the opening frequency of an oil pump in the hydraulic station 4 is reduced, and the energy consumption is saved.
The driving motor of the winch 31 is in transmission connection with the winch drum, and the control end of the driving motor of the winch 31 is connected with the frequency converter 5 through a signal cable. The output shaft of the driving motor of the winch 31 rotates to drive the winding drum to rotate. The frequency converter 5 is set to be a high-performance vector frequency converter, and the driving motor of the winch is controlled to rotate through the frequency converter 5, so that the driving motor can output rated torque at the power frequency below 1Hz, the winch 31 can rotate forwards to tighten and rotate reversely to loosen the rope, the tensioning force of the adhesive tape can be quickly and accurately adjusted, and the adjusting requirement of the adhesive tape tension under various working conditions can be met.
The electric control upper computer 6 is set as a mining flameproof and intrinsically safe programmable control box (namely a master station), the electric control upper computer 6 is connected with the hydraulic station 4 and the frequency converter 5 through signal cables respectively, the electric control upper computer 6 is used for triggering the hydraulic station 4 to act so as to apply brake opening or brake applying actions to the winch 31 through the hydraulic disc brake 32, and the electric control upper computer 6 is used for triggering the frequency converter 5 so as to control the starting, stopping, forward and backward rotation and rotating speed change of a driving motor of the winch 31. The driving motor is started, stopped, rotated in the forward and reverse directions and the rotation speed is changed to drive the winch drum of the winch 31 to be started, stopped, rotated in the forward and reverse directions and the rotation speed is changed, so that the starting, stopping and running speeds of the tensioning rope 21 for tensioning and loosening the rope are adjusted. In addition, the electric control upper computer 6 is also connected with a centralized control system of the telescopic belt conveyor through a signal cable. In an automatic state, the electric control upper computer 6 adjusts the tension of the belt conveyor to an optimal value by controlling the forward rotation, the reverse rotation and the rotating speed of the winch 31 according to different operation stages of the belt conveyor, and outputs corresponding signals to the centralized control system. In the manual state, the tensioning operation can be controlled according to the operation requirement. The remote controller 7 is set as an intrinsically-safe portable wireless remote controller (namely, a slave station), the remote controller 7 comprises an electric control lower computer and an input unit (a keyboard 71 and an emergency stop button 72), the electric control lower computer is connected with the input unit through signals, and the electric control lower computer is also connected with the electric control upper computer 6 through a wireless communication unit in a wireless mode. Thus, the wireless communication with the electronic control upper computer 6 is realized through the remote controller 7. The remote controller 7 is used for receiving the data and the instruction of the electric control upper computer 6 and sending the instruction to the electric control upper computer 6. In the manual state, the tensioning operation is controlled by the remote controller 7 through the electronic control upper computer 6. The wireless communication unit is set as DTU wireless terminal equipment, can realize the inter-conversion communication of serial ports and data transmission terminals, supports the transmission mode, has the advantages of concentrated power density and strong anti-interference capability, and can reach 3500m in communication distance. One DTU wireless terminal device is arranged on the electric control upper computer 6 and is in signal connection with the electric control upper computer 6, and the other DTU wireless terminal device is arranged on the remote controller 7 and is in signal connection with the electric control lower computer. And wireless communication between the remote controller 7 and the electric control upper computer 6 is realized through a transparent transmission mode of the DTU wireless terminal equipment. The remote controller 7 is not affected by the fixed position of the electric control upper computer 6, and an operator can communicate with the electric control upper computer 6 within the range of about 3500m in diameter and control the electric control upper computer 6 at will so as to switch a tensioning operation mode, perform rope tightening and loosening operations, read oil pressure values, tension values, speed values and the like. The operating personnel can observe the running conditions of the telescopic belt conveyor and the tensioning trolley 1 in real time, such as observing whether the belt conveyor has abnormal conditions of deviation, slipping, overlapping and the like, controlling the running state of the telescopic belt conveyor in real time, rapidly tensioning the belt to reach a rated tension value, and improving the winding and unwinding efficiency of the adhesive tape of the conveyor.
It should be noted that the underground control box of the coal mine is fixed in the chamber, the operation of the tensioning device can be controlled only by locally operating the button of the control box and the HMI human-machine interface, and the working personnel can not observe the running conditions of the belt, the belt storage bin and the tensioning travelling trolley in real time.
The remote controller 7 is provided with a display screen 73, and an electric control lower computer signal is connected with the display screen 73. Thus, control information (such as oil pressure value, tension value, speed value, operation mode, operation state, etc.) of the electronic control upper computer 6 is displayed through the display screen 73.
By the cooperation of the input unit and the display 73 (touch screen), the operation parameters such as oil pressure, tension, time, operation mode, etc. are set and changed. The display 73 may display a tension value, an oil pressure value, a part operation state, etc. in real time, may also receive various faults of the main station and display them in real time, and may implement a scram function through the scram button 72.
The remote control 7 is provided with a handle 74 for easy carrying by an operator.
Two tension sensors 81 are arranged on the tensioning rope 21 near the other end of the tensioning rope, and the electric control upper computer 6 is connected with the tension sensors 81 through a signal cable. The tension of the tensioning rope 21 is measured in real time by the tension sensor 81, and the tension value is uploaded to the electronic control upper computer 6. In addition, two tension sensors 81 are provided to realize redundant design to reduce the probability of system failure and improve the system reliability.
The speed sensor 82 is used for measuring the running speed of the belt of the telescopic belt conveyor, and the electric control upper computer 6 is connected with the speed sensor 82 through a signal cable. The running speed of the belt of the telescopic belt conveyor is measured in real time through the speed sensor 82, and the speed value is uploaded to the electronic control upper computer 6 so as to monitor the running state of the belt of the telescopic belt conveyor in real time.
The present embodiment has been described in detail with reference to the accompanying drawings. From the above description, it should be apparent to those skilled in the art that the present utility model is directed to a wireless remote control system for a telescopic conveyor tensioner. According to the wireless remote control system for the telescopic conveyor tensioning device, an operator can realize wireless communication with the electric control upper computer 6 by holding the remote controller 7, the operator can observe the running conditions of the telescopic belt conveyor and the tensioning trolley 1 in real time, the electric control upper computer 6 triggers the hydraulic station 4 to act so as to apply opening or closing actions to the winch 31 through the hydraulic disc brake 32, and the electric control upper computer 6 triggers the frequency converter 5 so as to control the opening, stopping, forward and backward rotation and rotating speed change of the driving motor of the winch 31, so that tensioning is applied to the tensioning trolley 1 through the winch 31, tensioning control is further applied to the telescopic belt conveyor, and the whole tensioning control is matched with the retraction and the release operations of the conveyor belt so as to improve the retraction and release efficiency of the conveyor belt. In addition, by adopting the wireless remote control system for the telescopic conveyor tensioning device, the retraction and the extension of the conveyor belt can be completed by only 2 persons, and compared with the prior art which requires 3 to 4 persons to cooperatively operate, the retraction and the extension efficiency are improved, and meanwhile, the labor investment is reduced.
Of course, the above-mentioned embodiments are only preferred embodiments of the present utility model, and not limiting the scope of the utility model, and all equivalent structural changes made by the description of the present utility model and the accompanying drawings or direct/indirect application in other related technical fields are included in the scope of the utility model and should be protected by the present utility model.
Claims (6)
1. A wireless remote control system for a telescopic conveyor tensioner, characterized in that,
the device comprises a tensioning trolley, a tensioning rope, a winch, a rope seat, a hydraulic disc brake, a hydraulic station, a frequency converter, an electric control upper computer and a remote controller;
the tensioning trolley is used for being connected with the telescopic belt conveyor, one end of the tensioning rope is connected with the winch drum of the winch, the other end of the tensioning rope is connected with the tensioning trolley in series, and the tail end of the other end of the tensioning rope is connected with the rope seat;
the hydraulic disc brake is used for applying brake opening or brake applying actions to the winch;
the hydraulic station is connected with the hydraulic disc brake through a hydraulic pipeline;
the driving motor of the winch is in transmission connection with the winch drum, and the control end of the driving motor of the winch is connected with the frequency converter through a signal cable;
the electric control upper computer is connected with the hydraulic station and the frequency converter through signal cables respectively, and is used for triggering the hydraulic station to act so as to apply brake opening or brake applying actions to the winch through a hydraulic disc brake, and is used for triggering the frequency converter so as to control the starting, stopping, forward and backward rotation and rotating speed change of a driving motor of the winch;
the remote controller comprises an electric control lower computer and an input unit, wherein the electric control lower computer is in signal connection with the input unit, and the electric control lower computer is also in wireless connection with the electric control upper computer through a wireless communication unit.
2. The wireless remote control system for a telescopic conveyor tensioner of claim 1,
the remote controller is provided with a display screen, and the electric control lower computer is connected with the display screen in a signal mode.
3. The wireless remote control system for a telescopic conveyor tensioner of claim 1,
the tensioning rope is provided with at least one tension sensor, and the electric control upper computer is connected with the tension sensor through a signal cable.
4. The wireless remote control system for a telescopic conveyor tensioner of claim 1,
the speed sensor is used for measuring the running speed of the belt of the telescopic belt conveyor, and the electric control upper computer is connected with the speed sensor through a signal cable.
5. The wireless remote control system for a telescopic conveyor tensioner of claim 1,
the tensioning trolley is rotatably connected with at least one first rope wheel, and the other end of the tensioning rope is connected with the first rope wheel in series.
6. The wireless remote control system for a telescopic conveyor tensioner of claim 5,
the rope tensioning device further comprises two second rope pulleys, wherein the other ends of the tensioning ropes are sequentially connected with the first rope pulleys, the second rope pulleys and the first rope pulleys in series.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320882567.0U CN219566502U (en) | 2023-04-14 | 2023-04-14 | Wireless remote control system for telescopic conveyor tensioning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320882567.0U CN219566502U (en) | 2023-04-14 | 2023-04-14 | Wireless remote control system for telescopic conveyor tensioning device |
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| Publication Number | Publication Date |
|---|---|
| CN219566502U true CN219566502U (en) | 2023-08-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320882567.0U Active CN219566502U (en) | 2023-04-14 | 2023-04-14 | Wireless remote control system for telescopic conveyor tensioning device |
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| CN (1) | CN219566502U (en) |
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- 2023-04-14 CN CN202320882567.0U patent/CN219566502U/en active Active
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