阅读说明：本技术 电力巡检设备无线充电定位控制系统及方法 (Wireless charging positioning control system and method for power inspection equipment ) 是由 朱仲贤 朱金大 柯艳国 左志平 俞拙非 王智慧 王雄奇 唐春森 王邹祥 郑晓琼 于 2019-09-16 设计创作，主要内容包括：本发明涉及一种电力巡检设备无线充电定位控制系统及方法,在电力巡检小车的底盘上设置接收线圈,在预设充电区域设置发射线圈,发射线圈采用多个子线圈阵列式排布,每个子线圈的上方对应的区域设置有不同图案的标注层,在电力巡检小车上设置有图像采集器和副边控制器,副边控制器通过图像采集器采集电力巡检小车当前停留位置下方的图案信息,并通过图像识别得出接收线圈与发射线圈中各个子线圈的相对位置信息,使得原边控制器控制对应的子线圈工作。其效果是：针对电力巡检设备无线充电应用场景,通过图案标注并使用图像识别技术对副边相对原边的具体位置进行定位,明确线圈供能方案,提高了无线电能传输效率。(The invention relates to a wireless charging positioning control system and a wireless charging positioning control method for electric power inspection equipment. The effect is as follows: aiming at the wireless charging application scene of the power inspection equipment, the specific position of the secondary side relative to the primary side is positioned by pattern marking and using an image recognition technology, so that the energy supply scheme of the coil is determined, and the wireless power transmission efficiency is improved.)

1. The utility model provides a wireless location control system that charges of equipment is patrolled and examined to electric power, includes that electric power patrols and examines the dolly set up a receiving coil who is used for realizing wireless charging on the chassis of dolly is patrolled and examined to electric power, is presetting the transmitting coil that the charging area set up and is used for realizing wireless charging, its characterized in that: the transmitting coil is arranged in an array mode through a plurality of sub-coils, a corresponding area above each sub-coil is provided with a labeling layer with different patterns, an image collector and a secondary side controller are arranged on the electric power inspection trolley, each sub-coil in the transmitting coil is further connected with a primary side controller, the secondary side controller collects pattern information below the current stopping position of the electric power inspection trolley through the image collector, and obtains relative position information of each sub-coil in the receiving coil and each sub-coil in the transmitting coil through image recognition, so that the primary side controller controls the corresponding sub-coil to work.

2. The wireless charging positioning control system for the power inspection equipment according to claim 1, wherein: the transmitting coil is a planar spiral coil and is preset below the ground in a 3 x 3 mode.

3. The wireless charging positioning control system for the power inspection equipment according to claim 1, wherein: the secondary side controller transmits the relative position information to the primary side controller in a wireless communication mode, and the primary side controller controls the corresponding secondary coil to work.

4. The wireless charging positioning control system for the power inspection equipment according to claim 1, wherein: the image collector is arranged at the right center position below the receiving coil.

5. The wireless charging positioning control system for the power inspection equipment according to claim 1, wherein: the label layer is a sticker printed with different geometric patterns.

6. The wireless charging positioning control system for the power inspection equipment according to claim 1, wherein: the marking layer is a pigment coating with different colors.

7. The wireless charging positioning control system for the power inspection equipment according to claim 1, wherein: each sub-coil in the transmitting coil is independently provided with a power supply circuit, a high-frequency inverter circuit and a primary side resonance compensation circuit, and the primary side controller controls the corresponding high-frequency inverter circuit to realize the control of whether the energy of the sub-coil is transmitted or not.

8. A wireless charging positioning control method for power inspection equipment is characterized by comprising the following steps: the wireless charging system is characterized in that a receiving coil used for achieving wireless charging is arranged on a chassis of the electric power inspection trolley, a transmitting coil is arranged in a preset charging area in a plurality of sub-coil array arrangement mode, an area corresponding to the upper portion of each sub-coil is provided with a marking layer with different patterns, pattern information of a current staying position is acquired by arranging an image acquisition device on the electric power inspection trolley, and relative position information of each sub-coil in the receiving coil and the transmitting coil is obtained through image recognition, so that a primary side controller controls the corresponding sub-coil to work.

9. The wireless charging and positioning control method for the power inspection equipment according to claim 8, characterized in that: the label layer adopts the sticker that has the different geometric patterns of printing.

10. The wireless charging and positioning control method for the power inspection equipment according to claim 8, characterized in that: the marking layer is a pigment coating with different colors.

Technical Field

The invention relates to the field of wireless charging, in particular to a wireless charging positioning control system and method for power inspection equipment.

Background

Power inspection equipment often has mobility due to the requirements of its inspection area. Along with the popularization of the unattended transformer substation, the intelligent requirement on the inspection equipment is higher and higher, the original plug-in charging is difficult to meet the requirement of intelligent inspection, and how to realize the energy management of the power inspection equipment in an unattended state becomes a major subject of research in the industry.

With the maturity of wireless charging transmission technology, it has become possible to use wireless charging for power inspection equipment, but due to the mobility of its secondary side receiving end, if the form of single transmitting coil and single receiving coil is sampled, the transmitting coil and the receiving coil of the system are difficult to be accurately positioned, which affects the transmission efficiency.

Disclosure of Invention

In order to solve the problems, the invention firstly provides a wireless charging positioning control system of the power inspection equipment, which divides a transmitting coil into a plurality of sub-coils, each sub-coil is provided with a corresponding marking layer, and the position relation between a receiving coil and each sub-coil is judged in an image recognition mode, so that the positioning control is realized, and the energy transmission efficiency is ensured.

In order to achieve the purpose, the specific technical scheme of the invention is as follows:

The utility model provides a wireless location control system that charges of equipment is patrolled and examined to electric power, includes that electric power patrols and examines the dolly set up a receiving coil who is used for realizing wireless charging on the chassis of dolly is patrolled and examined to electric power, is presetting the transmitting coil that the charging area set up and is used for realizing wireless charging, and its key lies in: the transmitting coil is arranged in an array mode through a plurality of sub-coils, a corresponding area above each sub-coil is provided with a labeling layer with different patterns, an image collector and a secondary side controller are arranged on the electric power inspection trolley, each sub-coil in the transmitting coil is further connected with a primary side controller, the secondary side controller collects pattern information below the current stopping position of the electric power inspection trolley through the image collector, and obtains relative position information of each sub-coil in the receiving coil and each sub-coil in the transmitting coil through image recognition, so that the primary side controller controls the corresponding sub-coil to work.

Optionally, the transmitting coil is a planar spiral coil and is preset below the ground surface in a 3 × 3 manner.

Optionally, the secondary controller transmits the relative position information to the primary controller in a wireless communication manner, and the primary controller controls the corresponding secondary coil to operate.

Optionally, the image collector is disposed at a right center position below the receiving coil.

Optionally, the labeling layer is a sticker printed with different geometric patterns.

optionally, the marking layer is a pigment coating of a different color.

Optionally, each sub-coil in the transmitting coils is independently provided with a power supply circuit, a high-frequency inverter circuit and a primary side resonance compensation circuit, and the primary side controller controls the corresponding high-frequency inverter circuit to realize control on whether the energy of the sub-coil is transmitted or not.

Based on the system, the invention also provides a wireless charging positioning control method for the power inspection equipment, wherein a receiving coil for realizing wireless charging is arranged on a chassis of the power inspection trolley, a plurality of transmitting coils are arranged in a preset charging area in an array manner, a corresponding area above each sub-coil is provided with a marking layer with different patterns, an image collector is arranged on the power inspection trolley to collect pattern information of the current staying position, and the relative position information of each sub-coil in the receiving coil and each transmitting coil is obtained through image recognition, so that a primary side controller controls the corresponding sub-coil to work.

The invention has the following remarkable effects:

Aiming at the wireless charging application scene of the power inspection equipment, the specific position of the secondary side relative to the primary side is positioned by pattern marking and using an image recognition technology, so that the energy supply scheme of the coil is determined, and the wireless power transmission efficiency is improved.

Drawings

FIG. 1 is a schematic diagram of the system of the present invention;

FIG. 2 is a diagram of the distribution of transmit coils in an exemplary embodiment;

FIG. 3 shows the pattern of the corresponding marking layer for each sub-coil in the exemplary embodiment.

Detailed Description

the present invention will be further described with reference to the following detailed description and the accompanying drawings, which are included to illustrate and not to limit the present invention.

As shown in fig. 1-3, the present embodiment discloses a wireless charging positioning control system for power inspection equipment, which includes a power inspection trolley 1, a receiving coil 2 for implementing wireless charging is disposed on a chassis of the power inspection trolley 1, an image collector 3 is disposed at a center position below the receiving coil 2, a transmitting coil 4 for implementing wireless charging is disposed in a preset charging area, the receiving coil 2 is wound in a 0.3 mx 0.3m rectangular casing, which may be a planar spiral coil or a planar rectangular coil, the transmitting coil adopts 9 sub-coils and is arranged in a 3 × 3 matrix, each sub-coil is also wound in a 0.3 mx 0.3m rectangular casing, as shown in fig. 2, the present embodiment adopts a planar spiral coil structure, and a labeling layer with different patterns is disposed in a corresponding area above each sub-coil, as shown in fig. 3, in the embodiment, different geometric figures are adopted to represent different sub-coils, and different figures are printed on the sticker in advance and finally attached to the sub-coils. Of course, the coating with different colors can be coated on each sub-coil, and the sub-coils can be distinguished by distinguishing the colors.