Modularized transmitting guide rail for wireless power supply and wireless power supply system with modularized transmitting guide rail

Abstract

The utility model relates to a modularized transmitting guide rail for wireless power supply and a wireless power supply system with the modularized transmitting guide rail, which are used for wireless transmission of high-frequency electric energy in the wireless power supply system, and comprise a plurality of guide rail modules which are connected end to end, each guide rail module comprises a shell and a group of power cables arranged in the shell, every two adjacent guide rail modules are connected through a connecting copper bar set to form a launching guide rail with a preset trend. The emission guide rail is composed of a plurality of modularized guide rail modules, the two ends of each guide rail module are provided with the wiring terminals of the same structure, the wiring terminals can be connected end to end through the copper bar connecting terminals, and the guide rail modules have preset lengths and shapes and can be arranged according to the planning of the guide rail modules. Before construction, the guide rail module can be assembled in advance, the construction amount is reduced, the construction progress is accelerated, the occupied space during construction is reduced, and the launching guide rail is more convenient to install.

Description

Technical Field

[0001] The utility model relates to the technical field of wireless power supply, and particularly relates to a modular transmitting rail for wireless power supply and a wireless power supply system with the modular transmitting rail. Background Art

[0002] Wireless power supply, also known as wireless power transmission, is a way of electrical energy transmission without going through electrical conductors and through non - physical contact. It is a technology that transfers electrical energy from a power generation device or a power supply end to a power receiving device. This technology is a wireless power transmission mode based on the principle of inductive coupling or nuclear magnetic resonance. It mainly uses electromagnetic fields as the medium for electrical energy transmission. Based on the structure of loose inductive coupling of a transformer, through power electronics technology, the magnetic field frequency is increased and the air - gap loss is reduced to achieve wireless power transmission. The characteristics of this wireless power transmission technology are large transmission power, up to the level of several kilowatts, and efficient power transmission within a very short distance.

[0003] The non - contact power supply technology consists of a power - sending end device, a track line, and a power - receiving end device. Among them, within a track circuit section, the track line forms a closed loop. In the existing installation technology, the track cable is installed in the form of laying the whole Litz wire. For example, Figure 1 in the wireless transmission system 500 shown, it includes a Litz wire transmitting rail 510 and a current collector module 520. The integration degree of the equipment is low. During installation, overall construction is required and pre - assembly cannot be carried out in advance, resulting in large occupied space and high construction cost during construction. Summary of the Utility Model

[0004] In view of this, it is necessary to provide a modular transmitting rail for wireless power supply with small occupied space, simple and convenient installation, and a wireless power supply system with the modular transmitting rail.

[0005] A modular transmitting rail for wireless power supply, used for wireless transmission of high - frequency electrical energy in a wireless power supply system, includes a plurality of rail modules connected end to end. The rail module includes a housing and a group of power cables arranged in the housing. Adjacent two of the rail modules are connected by a connecting copper - bar group; the rail module includes a straight - rail module and a bent - rail module. The bent - rail module has a predetermined bending angle. A plurality of the straight - rail modules and a plurality of the bent - rail modules are connected end to end in sequence to obtain a transmitting rail with a predetermined orientation.

[0006] Preferably, the housing includes a bottom case and a top cover. Both ends of the housing in the length direction have a plurality of parallel - arranged baffles. Wiring terminals are respectively arranged between the baffles. The wiring terminals are used for fixedly connecting the power cables. The housing is a hollow cuboid.

[0007] Preferably, at least one cable fixing bracket is provided inside the bottom case. The cable fixing bracket includes a plurality of U-shaped grooves arranged in parallel. The length direction of the U-shaped grooves is the same as the routing direction of the power cable.

[0008] Preferably, the power cable is a Litz wire. A group of the power cables includes a plurality of Litz wires arranged in parallel. Each Litz wire is clamped in the U-shaped groove of the cable fixing bracket, and both ends are respectively fixedly connected to one of the connection terminals.

[0009] Preferably, the connecting copper bar group includes a plurality of copper bar connection terminals. Both ends of the copper bar connection terminal have connection ends. The copper bar connection terminal is used to connect two adjacent connection terminals.

[0010] Preferably, the top cover includes a main cover and two sub-covers. The two sub-covers are respectively arranged at both ends of the main cover. The sub-cover is arranged above the connection terminal to facilitate the fixed connection of the connection terminal with the power cable and the copper bar connection terminal.

[0011] Preferably, the number of Litz wires in a group of the power cables is the same as the number of connection terminals arranged at both ends of the housing and the number of copper bar connection terminals in the connecting copper bar group.

[0012] Preferably, the bending rail module has different bending angles, so that the guide rail module can be spliced into launching guide rails of different shapes.

[0013] Preferably, it further includes a launch controller and a junction box module. The launch controller is connected to the starting end of the power cable through the first incoming copper bar in the junction box module. The end of the power cable is connected to the launch controller through the second incoming copper bar in the junction box module to form a closed loop.

[0014] And, a wireless power supply system having the modular launching guide rail for wireless power supply as described above, includes a mover platform module and a power collector module. The power collector module adopts a flat plate type power collection module. The power collector module is arranged above the modular launching guide rail and moves along the modular launching guide rail driven by the mover platform module.

[0015] In the above-mentioned modular transmitting guide rail for wireless power supply and the wireless power supply system with a modular transmitting guide rail, the transmitting guide rail is composed of a plurality of modular guide rail modules. Both ends of each guide rail module have the same-structured terminal blocks, and can be connected end to end through the copper busbar connection terminals. The guide rail module has a predetermined length and shape, and can be arranged according to the layout of the guide rail module to realize the installation of the transmitting guide rail with a predetermined shape. Before construction, the assembly of the guide rail module can be carried out in advance, reducing the construction volume, accelerating the construction progress, and reducing the occupied space during construction, making the installation of the transmitting guide rail more convenient. The structure of the present utility model is simple, easy to implement, low in cost, and convenient for popularization. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 is a schematic structural diagram of a transmitting guide rail for wireless power supply in the prior art.

[0017] Figure 2 is an exploded view of the structure of a guide rail module of a modular transmitting guide rail for wireless power supply according to an embodiment of the present utility model.

[0018] Figure 3 is an exploded view of the structure of a modular transmitting guide rail for wireless power supply according to an embodiment of the present utility model.

[0019] Figure 4 is an exploded view of the structure of a junction box of a modular transmitting guide rail for wireless power supply according to an embodiment of the present utility model.

[0020] Figure 5 is a schematic structural diagram of a wireless power supply system with a modular transmitting guide rail according to an embodiment of the present utility model. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0021] The present utility model will be described in detail below in conjunction with specific embodiments and the accompanying drawings.

[0022] Please refer to Figure 2 、 Figure 3 and Figure 4 , which shows a modular transmitting guide rail 100 for wireless power supply, used for wireless transmission of high-frequency electric energy in a wireless power supply system, including a plurality of guide rail modules 10 connected end to end. The guide rail module 10 includes a housing 11 and a group of power cables 12 arranged in the housing 11. Adjacent two guide rail modules 10 are connected in series through a connection copper busbar 20 group; the guide rail module 10 includes a straight rail module and a bent rail module, the bent rail module has a predetermined bending angle, and a plurality of the straight rail modules and a plurality of the bent rail modules are connected end to end in sequence to obtain a transmitting guide rail with a predetermined orientation.

[0023] Preferably, the housing 11 includes a bottom case 111 and a top cover 112. Both ends of the housing 11 in the length direction are provided with a plurality of parallel baffles, and wiring terminals 13 are respectively arranged between the baffles. The wiring terminals 13 are used for fixedly connecting the power cable 12.

[0024] Specifically, the housing 11 is a hollow cuboid, and both ends of the housing 11 in the length direction are provided with openings, and the wiring terminals 13 extend out from the openings.

[0025] Preferably, at least one cable fixing bracket 14 is arranged in the bottom case 111. The cable fixing bracket 14 includes a plurality of juxtaposed U-shaped grooves, and the length direction of the U-shaped grooves is the same as the routing direction of the power cable 12.

[0026] Preferably, the power cable 12 adopts Litz wire. A group of the power cables 12 includes a plurality of parallel Litz wires, and each Litz wire is clamped in the U-shaped groove of the cable fixing bracket 14 and is fixedly connected to one of the wiring terminals 13 at both ends.

[0027] Specifically, in this embodiment, a group of the power cables 12 includes 4 parallel Litz wires, which can form a plurality of closed loops. This multi-wire system can provide a higher energy density and improve the transmission power of electric energy.

[0028] Preferably, the connection copper bar 20 group includes a plurality of copper bar connection terminals. Both ends of the copper bar connection terminals have connection ends, and the copper bar connection terminals are used for connecting two adjacent wiring terminals 13.

[0029] Preferably, the top cover 112 includes a main cover and two sub-covers. The two sub-covers are respectively arranged at both ends of the main cover, and the sub-covers are arranged above the wiring terminals 13 to facilitate the fixed connection of the wiring terminals 13 with the power cable 12 and the copper bar connection terminals.

[0030] Specifically, when the guide rail module 10 is installed, first, the cable fixing bracket 14 is installed in the bottom case 111, the Litz wires are juxtaposed and clamped in the U-shaped grooves, and both ends of the Litz wires are fixedly connected to the wiring terminals 13, and then the main cover is covered; the wiring terminals 13 are connected to the copper bar connection terminals one by one, so that a plurality of the guide rail modules 10 are connected end to end in sequence to form a complete launch guide rail; finally, the sub-covers are covered.

[0031] Preferably, the number of Litz wires in a group of the power cables 12 is the same as the number of connection terminals arranged at both ends of the housing 11 and the number of copper bar connection terminals in the connection copper bar 20 group.

[0032] Specifically, when adjacent to the guide rail module 10 are connected, the wire sequences of the litz wires within the 12 groups of power cables correspond one by one and remain unchanged, so that the wire sequences at both ends of the litz wires within the transmitting guide rail are consistent, avoiding cross - connection.

[0033] Preferably, the bent rail module has different bending angles, enabling the guide rail modules to be spliced into transmitting guide rails of different shapes. In this embodiment, the bending angle of the bent rail module is 90 degrees, and together with the straight rail module, it constructs the square transmitting guide rail.

[0034] Specifically, the internal structures of the straight rail module and the bent rail module are the same. Adjacent straight rail modules and bent rail modules are connected by 20 groups of connecting copper bars. Multiple straight rail modules and multiple bent rail modules are connected in sequence according to the requirements of the track structure to complete the construction of the transmitting guide rail.

[0035] Specifically, the bent rail modules with different bending angles can achieve different - curvature turns on the laying route of the transmitting guide rail.

[0036] Preferably, it further includes a transmitting controller 30 and a junction box module 40. The transmitting controller 30 is connected to the starting end of the power cable through the first incoming - line copper bar 44 within the junction box module 40, and the end of the power cable is connected to the transmitting controller 30 through the second incoming - line copper bar 46 within the junction box module 40 to form a closed loop.

[0037] Specifically, the junction box module 40 includes a box body 41 and a top cover 42. The box body 41 is divided into an outgoing - line side and an incoming - line side. On the outgoing - line side, the starting end of the power cable is connected to the first incoming - line copper bar 44 through an incoming - line terminal 43; on the incoming - line side, the end of the power cable is connected to the second incoming - line copper bar 46 through an insulator 45.

[0038] And, please refer to Figure 5 , which shows a wireless power supply system 1000 having the modular transmitting guide rail 100 for wireless power supply as described above, including a mover platform module 200 and a current collector module 210. The current collector module 210 adopts a flat - type current - collecting module. The current collector module 210 is arranged above the modular transmitting guide rail 100 and moves along the modular transmitting guide rail 100 driven by the mover platform module 200.

[0039] Specifically, the modular design of the transmitting guide rail enables the transmitting guide rail 100 to be constructed in sections. Not only is the installation method of the modular guide rail simple and convenient, occupying less space and having a fast construction speed, but it also makes the construction site cleaner and tidier.

[0040] Specifically, compared with the traditional E-type or H-type power take-off device, the flat-type power take-off module 210 occupies less space and is more convenient to install.

[0041] In the above-mentioned modular transmission guide rail 100 for wireless power supply and the wireless power supply system 1000 with a modular transmission guide rail, the transmission guide rail is composed of a plurality of modular guide rail modules. Both ends of each guide rail module have the same-structured wiring terminals, and can be connected end to end through the copper bar connection terminals. The guide rail module has a predetermined length and shape, and can be arranged according to the layout of the guide rail module to realize the installation of the transmission guide rail with a predetermined shape. Before construction, the assembly of the guide rail module can be carried out in advance, reducing the construction volume, accelerating the construction progress, and reducing the occupied space during construction, making the installation of the transmission guide rail more convenient. The structure of the present invention is simple, easy to implement, low in cost, and convenient to promote.

[0042] It should be noted that the present invention is not limited to the above embodiments. According to the creative spirit of the present invention, those skilled in the art can also make other changes, and these changes made according to the creative spirit of the present invention should be included within the scope of protection required by the present invention.

Claims

1. A wireless power supply modular transmitting guide rail for wirelessly transmitting high-frequency electrical energy in a wireless power supply system, characterized in that, It includes a plurality of rail modules connected end to end, each rail module includes a housing and a set of power cables disposed within the housing, and adjacent two of the rail modules are connected by a connection copper bar group; the rail module includes a straight rail module and a bent rail module, the bent rail module has a predetermined bending angle, and several of the straight rail modules and several of the bent rail modules are connected end to end in sequence to obtain a launch rail with a predetermined orientation.

2. The wireless power supply modular transmitting guide rail according to claim 1, wherein The housing includes a bottom case and a top cover, both ends in the length direction of the housing have a plurality of parallel baffles, and wiring terminals are respectively disposed between each of the baffles, the wiring terminals are used for fixedly connecting the power cables, and the housing is a hollow cuboid.

3. The wireless power supply modular transmitting guide rail according to claim 2, wherein At least one cable fixing rack is disposed within the bottom case, the cable fixing rack includes a plurality of juxtaposed U-shaped grooves, and the length direction of the U-shaped grooves is the same as the routing direction of the power cables.

4. The wirelessly powered modular transmitting guide rail according to claim 3, wherein, The power cables adopt Litz wires, a set of the power cables includes multiple parallel Litz wires, each Litz wire is clamped within the U-shaped groove of the cable fixing rack, and both ends are respectively fixedly connected to one of the wiring terminals.

5. The wirelessly powered modular transmitting guide rail according to claim 4, wherein The connection copper bar group includes a plurality of copper bar connection terminals, both ends of the copper bar connection terminals have connection ends, and the copper bar connection terminals are used for connecting adjacent two of the wiring terminals.

6. The wireless power supply modular transmitting guide rail according to claim 5, characterized in that, The top cover includes a main cover and two sub-covers, the two sub-covers are respectively disposed at both ends of the main cover, and the sub-covers are disposed above the wiring terminals to facilitate the fixed connection of the wiring terminals with the power cables and the copper bar connection terminals.

7. The wireless power supply modular transmitting guide rail according to claim 5, wherein The number of Litz wires in a set of the power cables is the same as the number of connection terminals disposed at both ends of the housing and the number of copper bar connection terminals in the connection copper bar group.

8. The wireless power supply modular transmission guide rail according to claim 1, wherein, The bent rail module has different bending angles, so that the rail modules can be spliced into launch rails of different shapes.

9. The wireless power supply modular transmitting guide rail according to claim 1, characterized in that, It further includes a launch controller and a junction box module, the launch controller is connected to the starting end of the power cables through a first incoming line copper bar within the junction box module, and the end of the power cables is connected to the launch controller through a second incoming line copper bar within the junction box module to form a closed loop.

10. A wireless power supply system, having a modular transmitting guide rail for wireless power supply as described in any one of claims 1-9, characterized in that, It includes a mover platform module and a current collector module, the current collector module adopts a flat current collection module, the current collector module is disposed above the modular launch rail, and is driven by the mover platform module to move along the modular launch rail.

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