CN215990287U - Wireless charging device applied to load monitoring - Google Patents
Wireless charging device applied to load monitoring Download PDFInfo
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- CN215990287U CN215990287U CN202122620665.0U CN202122620665U CN215990287U CN 215990287 U CN215990287 U CN 215990287U CN 202122620665 U CN202122620665 U CN 202122620665U CN 215990287 U CN215990287 U CN 215990287U
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Abstract
The utility model discloses a wireless charging device applied to load monitoring, which comprises a wireless charging device and a wireless communication transmission device. The wireless charging device comprises a wireless charging transmitting plate and a wireless charging receiving plate, and when the two plates are aligned correctly, the charging battery can be charged. According to the utility model, through the application of a wireless charging technology, part of wired transmission is properly converted into wireless power transmission, so that complicated electrical connection can be omitted, the design, manufacture and assembly are more convenient, and an industrial system is safer than a system connected through a cable. The wireless charging device is arranged on the skip bucket, so that the rest time is effectively utilized, and the positioning device and the image detection device are added, so that the wireless charging efficiency is greatly improved; compared with other charging technologies, the charging device greatly reduces the field labor intensity and saves a large amount of maintenance time.
Description
Technical Field
The utility model relates to the field of wireless charging, in particular to a wireless charging device applied to load monitoring.
Background
The wireless charging technology is a novel technology for realizing non-contact transmission of electric energy by utilizing an electromagnetic field or an electromagnetic wave, is applied more and more widely in the fields of aerospace, communication and the like in recent years due to the unique structural technical advantages, and has the advantages of wide application range, low equipment wear rate, convenience in operation, safety, convenience and the like.
With the development of wireless power transmission technology, research on application and exploration of wireless charging equipment in coal mines is also deepened gradually. Adopt wired connection between traditional charging means battery charging outfit and the consumer, have great limitation, wireless charging technique then can break through these restrictions, provides new technical route for the power supply of independent operation equipment. The wireless charging technology adopts electromagnetic induction, and the principle is as follows: the high-frequency alternating current power supply comprises a transmitting end and a receiving end receiving coil, wherein the transmitting end coil converts a high-frequency alternating current signal into a magnetic field, the receiving end coil converts the high-frequency alternating current signal into electric energy after sensing the magnetic field, and then the electric energy is supplied to a rechargeable battery for charging after rectification and filtering.
The electromagnetic induction type wireless charging technology is similar to a power transformer, and electric energy is transmitted by coupling. The induction type wireless charging technology is the highest transmission efficiency among the current several modes, and the transmission efficiency of the induction type wireless charging technology even exceeds 98%. However, the inductive wireless charging technology is extremely demanding to use, and can be normally used only when the distance between the transmitting coil and the receiving coil is very short. The efficiency of the two coils is reduced once they are misaligned or too far apart. In the past, the roller cage shoe is adopted by the control box to drive the friction wheel to rotate, so that electricity is charged or electricity is supplied by replacing a battery, the running time of the hoister is reduced, manual participation is needed, the field labor intensity is enhanced, and the time is wasted.
Monitoring of mine hoisting loads is related to long-term normal and safe operation, production, overhaul and maintenance of a mine hoisting system. The monitoring system is designed to monitor the lifting of the main well in real time, alarm faults such as overload, incomplete unloading, unbalanced tension of a steel wire rope, tank clamping, arrival of a piston pipe at a limit position and the like in the lifting operation process, timely alarm and corresponding field protection when the faults occur, record the fault types and lifting parameters during the faults and prepare for query and analysis. These monitoring can be divided into static monitoring and dynamic monitoring depending on the change in the lifting load during the test.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects in the prior art, the utility model provides a wireless charging device applied to load monitoring. The technical scheme adopted by the utility model is as follows:
a wireless charging device applied to load monitoring is used for wirelessly charging a load monitoring device of a skip device in a mine and comprises a wireless charging device and a wireless communication transmission device, wherein the wireless charging device comprises a wireless charging transmitting module and a wireless charging receiving module, and the wireless charging device supplies power to the load monitoring device and the wireless communication transmission device; the wireless charging receiving module is arranged at the edge of the top of the skip device and on the same side of the wellhead support, the wireless charging transmitting module is arranged on the wellhead support of the unloading point of the skip device, when the skip device runs to the unloading point, the wireless charging receiving module corresponds to the wireless charging transmitting module in position, wireless charging of the wireless charging transmitting module to the wireless charging receiving module is achieved, the wireless charging receiving device supplies power to the load monitoring device and the wireless communication transmission device, and the load monitoring device transmits data to an upper computer of a computer room through the skip device and the wireless communication transmission device at the unloading point.
Preferably, the wireless charging emission module comprises a wireless charging emission controller and a wireless charging emission plate connected with the wireless charging emission controller, the wireless charging emission plate is arranged at the position of the wireless charging emission module on the wellhead support, a rigid protection plate which does not interfere with a magnetic field is arranged outside the wireless charging emission plate to completely wrap the wireless charging emission plate, the wireless charging emission controller is placed in an explosion-proof iron box beside the wireless charging emission plate, and the explosion-proof iron box is welded on the wellhead support beside the wireless charging emission plate;
the wireless charging receiving module consists of a wireless charging receiving box and a wireless charging receiving plate connected with the wireless charging receiving box, the wireless charging receiving box is arranged on the edge of the top of the skip device, which is on the same side as the wellhead support, the wireless charging receiving plate is vertically connected on the edge of the top of the wireless charging receiving box, which is on the same side as the wellhead support, a rigid protection plate which does not interfere with a magnetic field is arranged outside the skip bucket device to completely wrap the wireless charging receiving plate, the skip bucket device runs to an unloading point, the wireless charging receiving plate corresponds to the wireless charging transmitting plate in position, and then realize wireless charging of wireless transmitting plate to the wireless receiving panel that charges, be provided with rechargeable battery, wireless receiving controller, power voltage stabilizing module that charges in the wireless receiving box that charges, wireless receiving panel that charges is controlled to wireless charging controller and charges for rechargeable battery, and rechargeable battery supplies power for load monitoring device and wireless communication transmission device through power voltage stabilizing module.
Preferably, the wireless charging transmitting plate is connected with the wellhead support through a positioning device, the positioning device is composed of a first-dimensional electric control moving platform, a second-dimensional electric control moving platform and a third-dimensional electric control moving platform, the first-dimensional electric control moving platform comprises at least one first-dimensional sliding guide rail, the first-dimensional sliding guide rails are parallel to each other and are coplanar, and the first-dimensional sliding guide rails are fixed on the wellhead support in a coplanar posture; the second-dimensional electric control moving platform comprises a second-dimensional sliding guide rail, the second-dimensional sliding guide rail is connected to one surface of each first-dimensional sliding guide rail, which is opposite to the wellhead support, and the second-dimensional sliding guide rail keeps the posture of each first-dimensional sliding guide rail and moves along the linear direction of the first-dimensional sliding guide rail; the third-dimensional electric control mobile platform comprises a third-dimensional extension platform, a wireless charging emission plate and a second-dimensional electric control mobile platform, wherein the third-dimensional extension platform is connected to one surface, back to the first-dimensional sliding guide rail, of the second-dimensional sliding guide rail and moves along the direction of the second-dimensional sliding guide rail; the wireless charging controller controls the first dimension electric control mobile platform, the second dimension electric control mobile platform and the third dimension electric control mobile platform to move the wireless charging transmitting plate to the optimal charging position.
Preferably, each first-dimension sliding guide rail comprises a first-dimension guide rail, a first-dimension sliding table and a first-dimension stepping motor, a screw rod with the same length as the first-dimension guide rail is arranged in the first-dimension guide rail, a threaded hole matched with the thread on the screw rod is arranged on the first-dimension sliding table, the threaded hole on the first-dimension sliding table is movably sleeved on the screw rod, the same side end of the screw rod in each first-dimension sliding guide rail is respectively connected with an umbrella-shaped gear, the first-dimension stepping motor drives each screw rod to synchronously rotate through a transmission shaft fixedly sleeved with each umbrella-shaped gear and a connection mode that each umbrella-shaped gear on the rotating shaft is respectively matched with the umbrella-shaped gear on each screw rod in a one-to-one correspondence way, each first-dimension sliding table does not rotate along with the rotation of the screw rod connected with the first-dimension sliding table, so that each first-dimension sliding table moves along the linear direction of the screw rod connected with the first-dimension sliding table;
the second-dimensional sliding guide rails comprise second-dimensional guide rails, second-dimensional sliding tables and second-dimensional stepping motors, screw rods with the same length as the second-dimensional guide rails are arranged inside the second-dimensional guide rails, threaded holes matched with the threads on the screw rods are formed in the second-dimensional sliding tables, the threaded holes in the second-dimensional sliding tables are movably sleeved on the screw rods, the second-dimensional stepping motors drive the screw rods in the second-dimensional guide rails to rotate, and each second-dimensional sliding table does not rotate along with the rotation of the screw rod connected with the second-dimensional sliding table, so that the second-dimensional sliding tables move along the linear direction of the screw rod connected with the second-dimensional sliding table;
the first-dimension guide rails in the first-dimension sliding guide rails are respectively fixed on a wellhead support, the first-dimension sliding tables of the first-dimension sliding guide rails are connected with the second-dimension guide rails of the second-dimension sliding guide rails, and the second-dimension sliding tables of the second-dimension sliding guide rails are connected with one end of the third-dimension extending table;
the third-dimensional extension table comprises an extension frame, a screw rod and a third-dimensional stepping motor, the extension frame comprises a first flat plate, a second flat plate and two X-shaped cross movable supports which are parallel to each other and have the same structure size and are arranged between the two flat plates, the two flat plates are identical and parallel to each other, the first flat plate is connected with the second sliding platform, two parallel sliding grooves are formed in one surface of the flat plate, which faces away from the second sliding platform, one end of each of the two X-shaped cross movable supports is arranged in the two sliding grooves of the first flat plate respectively, the end part of one end of each of the two X-shaped cross movable supports, which is positioned on the same side, is fixed in the sliding groove respectively, the rods of the two fixed end parts are parallel to each other, the end parts of one end of each of the two X-shaped cross movable supports, which are positioned on the same side, are movably arranged in the sliding grooves respectively, and the end parts of the two X-shaped cross movable supports are fixedly connected through a supporting rod, the rods at which the two movable end parts are arranged are parallel to each other; the wireless charging transmitting plate is connected with one surface, back to the first flat plate, of the second flat plate, two sliding grooves which are parallel to and identical to the two sliding grooves in the first flat plate are formed in one surface, facing to the first flat plate, of the second flat plate, each sliding groove of the second flat plate is perpendicular to the two flat plates and coplanar with the parallel sliding grooves in the first flat plate, the other end of each X-shaped movable support is arranged in the sliding groove corresponding to the second flat plate in a vertical posture, one end part of the other end of each X-shaped movable support is fixed in the sliding groove formed in the other end of each X-shaped movable support, the fixed end part of each X-shaped movable support is coplanar with the fixed end part of each X-shaped movable support in the first flat plate, and the end part of the other end of each X-shaped movable support in the same side is movably arranged in the sliding groove formed in the other end of each X-shaped movable support; the third stepping motor is fixedly arranged on the first flat plate and is coplanar with the fixed end parts of the two X-shaped movable supports, a sliding block is fixedly arranged on the supporting rod between the movable end parts of the two X-shaped movable supports on the first flat plate, a threaded hole matched with the thread on the screw rod is formed in the sliding block, the threaded hole in the sliding block is movably sleeved on the screw rod, the screw rod is perpendicular to the supporting rod and is as long as the sliding rail, the third stepping motor controls the screw rod to rotate, and the sliding block does not rotate along with the rotation of the screw rod connected with the third stepping motor on the basis of the rotation of the sliding block, so that the sliding block drives the two X-shaped movable supports to move along the linear direction of the sliding rail, and further the distance between the two flat plates is changed.
Preferably, still including setting up the image detection device in wireless transmitting plate top that charges, gather the image video between wireless transmitting plate and the wireless receiving plate that charges, image detection device and host computer connection ensure the position and the distance between wireless transmitting plate and the wireless receiving plate that charges to whether the inspection has the foreign matter between the two.
Preferably, the image detection device adopts a camera device.
Preferably, the wireless charging system further comprises a wireless charging transmitting controller and a temperature detection protection module on the wireless charging receiving controller, and when the temperature is too high, the output current is automatically reduced or the charging is stopped.
Preferably, wireless communication transmission module is including setting up the wireless communication transmission case on the edge of skip device top and well head support homonymy and setting up the wireless communication receiver box in unloading point well head department, including singlechip and rather than the wireless communication transmitter that links to each other in the wireless communication transmission case, wireless charging receiver module supplies power to singlechip and wireless communication transmitter, includes the wireless communication receiver in the wireless communication receiver box, and the wireless communication receiver is connected with the host computer, load monitoring device is connected transmission data to the wireless communication transmitter with the singlechip, and then transmits data to the host computer through the wireless communication receiver.
The utility model has the beneficial effects that: according to the wireless charging system, part of wired transmission is properly converted into wireless power transmission through the application of a wireless charging technology, so that complicated electrical connection can be omitted, the design, the manufacture and the assembly are more convenient, and an industrial system is safer than a system connected through cables due to the fact that a large number of wired cables in the system are reduced. By installing the wireless charging device on the skip, the lifting rest time is effectively utilized, the effective endurance of the power supply of the container control box is completed, and manual participation is not needed; moreover, a positioning device and an image detection device are added, so that the wireless charging efficiency is greatly improved; compared with other charging technologies, the charging device greatly reduces the field labor intensity and saves a large amount of maintenance time. Meanwhile, the research of the project provides power supply guarantee for more electrical equipment needing to be placed in the container, and the method has great significance for promoting automation, informatization and intellectualization of lifting equipment.
Drawings
Fig. 1 is a schematic diagram of the operation of a wireless charging device;
fig. 2 is a diagram of an application of the wireless charging device;
fig. 3 is a structural view of the positioning device.
Reference numerals:
1. a first dimension electric control mobile platform, 2 a second dimension electric control mobile platform, and 3 a third dimension electric control mobile platform.
Detailed Description
The utility model is further described below with reference to the accompanying drawings.
As shown in fig. 1 and fig. 2, the present invention provides a method for applying wireless charging to load monitoring, which utilizes the principle of electromagnetic induction to perform wireless charging. Adopt wireless charging to south skip and north skip, adopt the gyro wheel cage shoe to drive the friction pulley before replacing and rotate the mode of charging electricity or carrying out the power supply through trading the battery.
A wireless charging device applied to load monitoring is used for wirelessly charging a load monitoring device of a skip device in a mine and comprises a wireless charging device and a wireless communication transmission device, wherein the wireless charging device comprises a wireless charging transmitting module and a wireless charging receiving module, and the wireless charging device supplies power to the load monitoring device and the wireless communication transmission device; the wireless charging receiving module is arranged at the edge of the top of the skip device and on the same side of the wellhead support, the wireless charging transmitting module is arranged on the wellhead support of the unloading point of the skip device, when the skip device runs to the unloading point, the wireless charging receiving module corresponds to the wireless charging transmitting module in position, wireless charging of the wireless charging transmitting module to the wireless charging receiving module is achieved, the wireless charging receiving device supplies power to the load monitoring device and the wireless communication transmission device, and the load monitoring device transmits data to an upper computer of a computer room through the skip device and the wireless communication transmission device at the unloading point.
The load monitoring device mainly uses an oil pressure conversion method to carry out dynamic monitoring, and for a multi-rope hoister provided with a tension balancing device, an oil pressure transmitter is arranged on each connecting pipe of a balancing oil cylinder to detect the pressure of the balancing oil cylinder, so that the size of an oil pressure load is calculated. The wireless transmission is that the oil pressure data that will gather is through wireless communication transmitting terminal wireless transmission to the receiving terminal, and rethread serial ports communication transmission to host computer, and wireless charging receiving arrangement is the oil pressure changer and the wireless communication transmission device power supply of load monitoring device.
The successful use of wireless charging technology has two very important key points, one is the distance between the charger and the charged device, and the other is the state of the charger. That is, the distance between the charging platform and the device to be charged cannot be too large or too small, and there is no relative movement between the two during charging. Therefore, install image detection device on the upper portion of transmitting terminal, adopt the camera device to gather the image video between wireless transmitting plate and the wireless receiving plate that charges promptly, image detection device and host computer connection, whether align with the wireless receiving plate that charges through the wireless transmitting plate that charges of image monitoring, the monitoring is in the charging process simultaneously, whether there is metal or magnetic substance foreign matter between two boards, plays the early warning effect. The position and the distance between the wireless charging transmitting plate and the wireless charging receiving plate are ensured, and whether foreign matters exist between the wireless charging transmitting plate and the wireless charging receiving plate is checked, so that the charging efficiency is improved. In the charging process, if foreign matters such as metal or magnetic substances exist between the two coils, the coupling parameters of the charging equipment can be changed, eddy current loss is caused, and the equipment generates heat abnormally, so that potential safety hazards are caused. Meanwhile, the wireless charging system has the functions of detecting and protecting the temperature of the transmitting end and the receiving end in the charging process, and the temperature detection and protection modules on the wireless charging transmitting controller and the wireless charging receiving controller can automatically cut off the energy transmission process when the temperature exceeds a certain value, so that the output current is automatically reduced or the charging is stopped.
The wireless charging and transmitting module comprises a wireless charging and transmitting controller and a wireless charging and transmitting plate connected with the wireless charging and transmitting controller, the wireless charging and transmitting plate is arranged at the position of the wireless charging and transmitting module on the wellhead bracket, a rigid protection plate which does not interfere with a magnetic field is arranged outside the wireless charging and transmitting module to completely wrap the wireless charging and transmitting plate, so that coal and stones are prevented from falling off to damage a wireless charging device when coal is unloaded, the wireless charging and transmitting controller is placed in an anti-explosion iron box beside the wireless charging and transmitting plate, and the anti-explosion iron box is welded on the wellhead bracket beside the wireless charging and transmitting plate;
the wireless charging receiving module consists of a wireless charging receiving box and a wireless charging receiving plate connected with the wireless charging receiving box, the wireless charging receiving box is arranged on the edge of the top of the skip device, which is on the same side as the wellhead support, the wireless charging receiving plate is vertically connected on the edge of the top of the wireless charging receiving box, which is on the same side as the wellhead support, a rigid protection plate which does not interfere with a magnetic field is arranged outside the skip bucket device to completely wrap the wireless charging receiving plate, the skip bucket device runs to an unloading point, the wireless charging receiving plate corresponds to the wireless charging transmitting plate in position, and then realize wireless charging of wireless transmitting plate to the wireless receiving panel that charges, be provided with rechargeable battery, wireless receiving controller, power voltage stabilizing module that charges in the wireless receiving box that charges, wireless receiving panel that charges is controlled to wireless charging controller and charges for rechargeable battery, and rechargeable battery supplies power for load monitoring device and wireless communication transmission device through power voltage stabilizing module.
The wireless charging transmitting plate is connected with the position, installed on the wellhead support, of the wireless charging transmitting plate through the positioning device, and aiming at the problem of alignment of the receiving coil of the transmitting coil, the control system based on the PLC is adopted, when the skip is located at a coal unloading point, the wireless charging transmitting plate is aligned with the receiving plate through the positioning device, and therefore charging efficiency is improved, and charging is conducted. As shown in fig. 3, the positioning device is composed of a first-dimension electric control moving platform 1, a second-dimension electric control moving platform 2 and a third-dimension electric control moving platform 3, wherein the first-dimension electric control moving platform 1 comprises at least one first-dimension sliding guide rail, the first-dimension sliding guide rails are parallel to each other and are coplanar, and the first-dimension sliding guide rails are fixed on the wellhead support in a coplanar posture; the second-dimensional electric control moving platform 2 comprises a second-dimensional sliding guide rail, the second-dimensional sliding guide rail is connected to one surface of each first-dimensional sliding guide rail, which is opposite to the wellhead support, and the second-dimensional sliding guide rail keeps the posture of each first-dimensional sliding guide rail and moves along the linear direction of the first-dimensional sliding guide rail; the third-dimensional electric control mobile platform 3 comprises a third-dimensional extension table, a wireless charging emission plate and a second-dimensional electric control mobile platform, wherein the third-dimensional extension table is connected to one surface, back to the first-dimensional sliding guide rail, of the second-dimensional sliding guide rail and moves along the direction of the second-dimensional sliding guide rail; the wireless charging controller controls the first-dimension electric control mobile platform 1, the second-dimension electric control mobile platform 2 and the third-dimension electric control mobile platform 3 to move the wireless charging transmitting plate to the optimal charging position. And based on the closed-loop feedback displacement control of the wireless charging current, the wireless charging transmitting terminal is driven to realize displacement fine adjustment by taking the maximum charging current as a control target. And the wireless charging control terminal also has a manual mode, and can manually control the displacement of the wireless charging control terminal to realize the manual positioning function.
Each first-dimensional sliding guide rail comprises a first-dimensional guide rail, a first-dimensional sliding table and a first-dimensional stepping motor, a screw rod with the same length as the first-dimensional guide rail is arranged in the first-dimensional guide rail, a threaded hole matched with the thread on the screw rod is formed in the first-dimensional sliding table, the threaded hole on the first-dimensional sliding table is movably sleeved on the screw rod, the end part of the screw rod in each first-dimensional sliding guide rail on the same side is respectively connected with an umbrella-shaped gear, the first-dimensional stepping motor is fixedly sleeved on a transmission shaft of each umbrella-shaped gear and is combined with a connection mode that each umbrella-shaped gear on a rotating shaft is respectively matched with the umbrella-shaped gear on each screw rod in a one-to-one correspondence mode, so that the first-dimensional stepping motor drives each screw rod to rotate synchronously, and each first-dimensional sliding table does not rotate along with the rotation of the screw rod connected with the first-dimensional sliding table, so that each first-dimensional sliding table moves along the linear direction of the screw rod connected with the first-dimensional sliding table;
the second-dimensional sliding guide rails comprise second-dimensional guide rails, second-dimensional sliding tables and second-dimensional stepping motors, screw rods with the same length as the second-dimensional guide rails are arranged inside the second-dimensional guide rails, threaded holes matched with the threads on the screw rods are formed in the second-dimensional sliding tables, the threaded holes in the second-dimensional sliding tables are movably sleeved on the screw rods, the second-dimensional stepping motors drive the screw rods in the second-dimensional guide rails to rotate, and each second-dimensional sliding table does not rotate along with the rotation of the screw rod connected with the second-dimensional sliding table, so that the second-dimensional sliding tables move along the linear direction of the screw rod connected with the second-dimensional sliding table;
the first-dimension guide rails in the first-dimension sliding guide rails are respectively fixed on a wellhead support, the first-dimension sliding tables of the first-dimension sliding guide rails are connected with the second-dimension guide rails of the second-dimension sliding guide rails, and the second-dimension sliding tables of the second-dimension sliding guide rails are connected with one end of the third-dimension extending table;
the third-dimensional extension table comprises an extension frame, a screw rod and a third-dimensional stepping motor, the extension frame comprises a first flat plate, a second flat plate and two X-shaped cross movable supports which are parallel to each other and have the same structure size and are arranged between the two flat plates, the two flat plates are identical and parallel to each other, the first flat plate is connected with the second sliding platform, two parallel sliding grooves are formed in one surface of the flat plate, which faces away from the second sliding platform, one end of each of the two X-shaped cross movable supports is arranged in the two sliding grooves of the first flat plate respectively, the end part of one end of each of the two X-shaped cross movable supports, which is positioned on the same side, is fixed in the sliding groove respectively, the rods of the two fixed end parts are parallel to each other, the end parts of one end of each of the two X-shaped cross movable supports, which are positioned on the same side, are movably arranged in the sliding grooves respectively, and the end parts of the two X-shaped cross movable supports are fixedly connected through a supporting rod, the rods at which the two movable end parts are arranged are parallel to each other; the wireless charging transmitting plate is connected with one surface, back to the first flat plate, of the second flat plate, two sliding grooves which are parallel to and identical to the two sliding grooves in the first flat plate are formed in one surface, facing to the first flat plate, of the second flat plate, each sliding groove of the second flat plate is perpendicular to the two flat plates and coplanar with the parallel sliding grooves in the first flat plate, the other end of each X-shaped movable support is arranged in the sliding groove corresponding to the second flat plate in a vertical posture, one end part of the other end of each X-shaped movable support is fixed in the sliding groove formed in the other end of each X-shaped movable support, the fixed end part of each X-shaped movable support is coplanar with the fixed end part of each X-shaped movable support in the first flat plate, and the end part of the other end of each X-shaped movable support in the same side is movably arranged in the sliding groove formed in the other end of each X-shaped movable support; the third stepping motor is fixedly arranged on the first flat plate and is coplanar with the fixed end parts of the two X-shaped movable supports, a sliding block is fixedly arranged on the supporting rod between the movable end parts of the two X-shaped movable supports on the first flat plate, a threaded hole matched with the thread on the screw rod is formed in the sliding block, the threaded hole in the sliding block is movably sleeved on the screw rod, the screw rod is perpendicular to the supporting rod and is as long as the sliding rail, the third stepping motor controls the screw rod to rotate, and the sliding block does not rotate along with the rotation of the screw rod connected with the third stepping motor on the basis of the rotation of the sliding block, so that the sliding block drives the two X-shaped movable supports to move along the linear direction of the sliding rail, and further the distance between the two flat plates is changed.
When the skip arrives at the coal unloading point, the wireless charging transmitting plate passes through the positioning device, so that the transmitting plate is correctly aligned with the wireless charging receiving plate, wireless charging is carried out on the efficiency of ensuring wireless charging, and whether the transmitting plate is aligned with the receiving plate or not is monitored by the aid of the camera images.
The wireless communication transmission module comprises a wireless communication transmitting box arranged on the edge of the top of the skip bucket device and the edge of the same side of a wellhead support and a wireless communication receiving box arranged at the wellhead of an unloading point, wherein the wireless communication transmitting box comprises a single chip microcomputer and a wireless communication transmitter connected with the single chip microcomputer, the wireless charging receiving module supplies power to the single chip microcomputer and the wireless communication transmitter, the wireless communication receiving box comprises a wireless communication receiver connected with an upper computer, the load monitoring device is connected with the single chip microcomputer to transmit data to the wireless communication transmitter, and then transmits the data to the upper computer through the wireless communication receiver, an oil pressure signal is collected through a single chip microcomputer adc module, an analog signal is converted into a digital signal, then the digital signal is connected with the wireless module transmitter, and the data are wirelessly transmitted to the wireless module receiver. In the process, the single chip microcomputer and the wireless module are placed in the wireless communication transmitting box, and power is supplied through the rechargeable battery. The rechargeable battery is charged by the wireless charging module.
The wireless charging device who uses on load monitoring that above-mentioned technical scheme designed, through the application of wireless charging technique, suitably changes partial wired electricity transmission into wireless power transmission, just can save complicated electrical connection, not only makes the design and manufacture equipment more convenient, because the wired cable in the system reduces in a large number, industrial system is also safer than the system through cable junction. By installing the wireless charging device on the skip, the lifting rest time is effectively utilized, the effective endurance of the power supply of the container control box is completed, and manual participation is not needed; moreover, a positioning device and an image detection device are added, so that the wireless charging efficiency is greatly improved; compared with other charging technologies, the charging device greatly reduces the field labor intensity and saves a large amount of maintenance time. Meanwhile, the research of the project provides power supply guarantee for more electrical equipment needing to be placed in the container, and the method has great significance for promoting automation, informatization and intellectualization of lifting equipment.
The embodiments of the present invention have been described in detail with reference to the drawings, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge of those skilled in the art without departing from the gist of the present invention.
Claims (8)
1. The utility model provides an use wireless charging device on load monitoring carries out wireless charging, its characterized in that to skip device's load monitoring device in the mine: the wireless charging device comprises a wireless charging device and a wireless communication transmission device, wherein the wireless charging device comprises a wireless charging transmitting module and a wireless charging receiving module, and the wireless charging device supplies power to the load monitoring device and the wireless communication transmission device; the wireless charging receiving module is arranged at the edge of the top of the skip device and on the same side of the wellhead support, the wireless charging transmitting module is arranged on the wellhead support of the unloading point of the skip device, when the skip device runs to the unloading point, the wireless charging receiving module corresponds to the wireless charging transmitting module in position, wireless charging of the wireless charging transmitting module to the wireless charging receiving module is achieved, the wireless charging receiving device supplies power to the load monitoring device and the wireless communication transmission device, and the load monitoring device transmits data to an upper computer of a computer room through the skip device and the wireless communication transmission device at the unloading point.
2. The wireless charging device applied to load monitoring according to claim 1, wherein: the wireless charging emission module comprises a wireless charging emission controller and a wireless charging emission plate connected with the wireless charging emission controller, the wireless charging emission plate is arranged at the position of the wireless charging emission module on the wellhead bracket, a rigid protection plate which does not interfere with a magnetic field is arranged outside the wireless charging emission plate to completely wrap the wireless charging emission plate, the wireless charging emission controller is placed in an explosion-proof iron box beside the wireless charging emission plate, and the explosion-proof iron box is welded on the wellhead bracket beside the wireless charging emission plate;
the wireless charging receiving module consists of a wireless charging receiving box and a wireless charging receiving plate connected with the wireless charging receiving box, the wireless charging receiving box is arranged on the edge of the top of the skip device, which is on the same side as the wellhead support, the wireless charging receiving plate is vertically connected on the edge of the top of the wireless charging receiving box, which is on the same side as the wellhead support, a rigid protection plate which does not interfere with a magnetic field is arranged outside the skip bucket device to completely wrap the wireless charging receiving plate, the skip bucket device runs to an unloading point, the wireless charging receiving plate corresponds to the wireless charging transmitting plate in position, and then realize wireless charging of wireless transmitting plate to the wireless receiving panel that charges, be provided with rechargeable battery, wireless receiving controller, power voltage stabilizing module that charges in the wireless receiving box that charges, wireless receiving panel that charges is controlled to wireless charging controller and charges for rechargeable battery, and rechargeable battery supplies power for load monitoring device and wireless communication transmission device through power voltage stabilizing module.
3. The wireless charging device applied to load monitoring according to claim 2, wherein: the wireless charging transmitting plate is connected with the wellhead support through the positioning device, the positioning device is composed of a first-dimensional electric control moving platform (1), a second-dimensional electric control moving platform (2) and a third-dimensional electric control moving platform (3), the first-dimensional electric control moving platform (1) comprises at least one first-dimensional sliding guide rail, the first-dimensional sliding guide rails are parallel and coplanar, and the first-dimensional sliding guide rails are fixed on the wellhead support in a coplanar posture; the second-dimensional electric control moving platform (2) comprises a second-dimensional sliding guide rail, the second-dimensional sliding guide rail is connected to one surface, back to the wellhead support, of each first-dimensional sliding guide rail, and the second-dimensional sliding guide rail keeps the posture of the second-dimensional sliding guide rail and each first-dimensional sliding guide rail and moves along the linear direction of the first-dimensional sliding guide rail; the third-dimensional electric control mobile platform (3) comprises a third-dimensional extension table, a wireless charging emission plate and a second-dimensional electric control mobile platform, wherein the third-dimensional extension table is connected to one surface, back to the first-dimensional sliding guide rail, of the second-dimensional sliding guide rail and moves along the direction of the second-dimensional sliding guide rail; the wireless charging controller controls the first-dimension electric control mobile platform (1), the second-dimension electric control mobile platform (2) and the third-dimension electric control mobile platform (3) to move the wireless charging transmitting plate to the optimal charging position.
4. The wireless charging device applied to load monitoring according to claim 3, wherein: each first-dimensional sliding guide rail comprises a first-dimensional guide rail, a first-dimensional sliding table and a first-dimensional stepping motor, a screw rod with the same length as the first-dimensional guide rail is arranged in the first-dimensional guide rail, a threaded hole matched with the thread on the screw rod is formed in the first-dimensional sliding table, the threaded hole on the first-dimensional sliding table is movably sleeved on the screw rod, the end part of the screw rod in each first-dimensional sliding guide rail on the same side is respectively connected with an umbrella-shaped gear, the first-dimensional stepping motor is fixedly sleeved on a transmission shaft of each umbrella-shaped gear and is combined with a connection mode that each umbrella-shaped gear on a rotating shaft is respectively matched with the umbrella-shaped gear on each screw rod in a one-to-one correspondence mode, so that the first-dimensional stepping motor drives each screw rod to rotate synchronously, and each first-dimensional sliding table does not rotate along with the rotation of the screw rod connected with the first-dimensional sliding table, so that each first-dimensional sliding table moves along the linear direction of the screw rod connected with the first-dimensional sliding table;
the second-dimensional sliding guide rails comprise second-dimensional guide rails, second-dimensional sliding tables and second-dimensional stepping motors, screw rods with the same length as the second-dimensional guide rails are arranged inside the second-dimensional guide rails, threaded holes matched with the threads on the screw rods are formed in the second-dimensional sliding tables, the threaded holes in the second-dimensional sliding tables are movably sleeved on the screw rods, the second-dimensional stepping motors drive the screw rods in the second-dimensional guide rails to rotate, and each second-dimensional sliding table does not rotate along with the rotation of the screw rod connected with the second-dimensional sliding table, so that the second-dimensional sliding tables move along the linear direction of the screw rod connected with the second-dimensional sliding table;
the first-dimension guide rails in the first-dimension sliding guide rails are respectively fixed on a wellhead support, the first-dimension sliding tables of the first-dimension sliding guide rails are connected with the second-dimension guide rails of the second-dimension sliding guide rails, and the second-dimension sliding tables of the second-dimension sliding guide rails are connected with one end of the third-dimension extending table;
the third-dimensional extension table comprises an extension frame, a screw rod and a third-dimensional stepping motor, the extension frame comprises a first flat plate, a second flat plate and two X-shaped cross movable supports which are parallel to each other and have the same structure size and are arranged between the two flat plates, the two flat plates are identical and parallel to each other, the first flat plate is connected with the second sliding platform, two parallel sliding grooves are formed in one surface of the flat plate, which faces away from the second sliding platform, one end of each of the two X-shaped cross movable supports is arranged in the two sliding grooves of the first flat plate respectively, the end part of one end of each of the two X-shaped cross movable supports, which is positioned on the same side, is fixed in the sliding groove respectively, the rods of the two fixed end parts are parallel to each other, the end parts of one end of each of the two X-shaped cross movable supports, which are positioned on the same side, are movably arranged in the sliding grooves respectively, and the end parts of the two X-shaped cross movable supports are fixedly connected through a supporting rod, the rods at which the two movable end parts are arranged are parallel to each other; the wireless charging transmitting plate is connected with one surface, back to the first flat plate, of the second flat plate, two sliding grooves which are parallel to and identical to the two sliding grooves in the first flat plate are formed in one surface, facing to the first flat plate, of the second flat plate, each sliding groove of the second flat plate is perpendicular to the two flat plates and coplanar with the parallel sliding grooves in the first flat plate, the other end of each X-shaped movable support is arranged in the sliding groove corresponding to the second flat plate in a vertical posture, one end part of the other end of each X-shaped movable support is fixed in the sliding groove formed in the other end of each X-shaped movable support, the fixed end part of each X-shaped movable support is coplanar with the fixed end part of each X-shaped movable support in the first flat plate, and the end part of the other end of each X-shaped movable support in the same side is movably arranged in the sliding groove formed in the other end of each X-shaped movable support; the third stepping motor is fixedly arranged on the first flat plate and is coplanar with the fixed end parts of the two X-shaped movable supports, a sliding block is fixedly arranged on the supporting rod between the movable end parts of the two X-shaped movable supports on the first flat plate, a threaded hole matched with the thread on the screw rod is formed in the sliding block, the threaded hole in the sliding block is movably sleeved on the screw rod, the screw rod is perpendicular to the supporting rod and is as long as the sliding rail, the third stepping motor controls the screw rod to rotate, and the sliding block does not rotate along with the rotation of the screw rod connected with the third stepping motor on the basis of the rotation of the sliding block, so that the sliding block drives the two X-shaped movable supports to move along the linear direction of the sliding rail, and further the distance between the two flat plates is changed.
5. The wireless charging device applied to load monitoring according to claim 2, wherein: still including setting up the image detection device in wireless launcher top that charges, gather the wireless launcher that charges and the wireless image video that charges between the receiving board, image detection device and host computer connection ensure the wireless launcher that charges and the wireless position and the distance that charge between the receiving board to whether the inspection has the foreign matter between the two.
6. The wireless charging device applied to load monitoring according to claim 5, wherein: the image detection device adopts a camera device.
7. The wireless charging device applied to load monitoring according to claim 2, wherein: the wireless charging system further comprises a wireless charging emission controller and a temperature detection protection module on the wireless charging receiving controller, and when the temperature is too high, the output current is automatically reduced or the charging is stopped.
8. The wireless charging device applied to load monitoring according to claim 1, wherein: the wireless communication transmission module comprises a wireless communication transmitting box arranged on the edge of the top of the skip bucket device and the edge of the same side of the wellhead support and a wireless communication receiving box arranged at the wellhead of an unloading point, wherein the wireless communication transmitting box comprises a single chip microcomputer and a wireless communication transmitter connected with the single chip microcomputer, the wireless charging receiving module supplies power to the single chip microcomputer and the wireless communication transmitter, the wireless communication receiving box comprises a wireless communication receiver, the wireless communication receiver is connected with an upper computer, and the load monitoring device is connected with the single chip microcomputer to transmit data to the wireless communication transmitter and further transmit data to the upper computer through the wireless communication receiver.
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| CN202122620665.0U CN215990287U (en) | 2021-10-29 | 2021-10-29 | Wireless charging device applied to load monitoring |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114718637A (en) * | 2022-04-20 | 2022-07-08 | 安标国家矿用产品安全标志中心有限公司 | Intelligent skip |
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2021
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114718637A (en) * | 2022-04-20 | 2022-07-08 | 安标国家矿用产品安全标志中心有限公司 | Intelligent skip |
| CN114718637B (en) * | 2022-04-20 | 2023-09-26 | 安标国家矿用产品安全标志中心有限公司 | Intelligent skip |
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