Contact type charging pile calibrating device and system
Through the design of the contact charging pile checking device, the direct connection charging plug and socket are used to combine a variety of collection modules and communication modules to solve the problems of complex functions, tedious operations, safety hazards and efficiency of the existing charging pile. The lightweight, efficient and safe charging piles were implemented.
Patent Information
- Application Number
- CN202411507302.8
- Authority / Receiving Office
- CN · China
- Patent Type
- Applications(China)
- Current Assignee / Owner
- Filing Date
- 2024-10-28
- Publication Date
- 2025-01-28
AI Technical Summary
The existing charging pile verification devices have complex functions, large size, large weight, cumbersome operation, safety hazards, low efficiency, and cannot adapt to the rapid development of charging piles.
Design a contact -type charging pile check device, including the test charging plug and the test charging socket, through directly connecting to the check load or electric vehicle, realizing the inspection of the unnecessary cable and the interface device, the built -in collection module and communication module, cooperate with the cooperation, cooperate with Cloud platforms and verification apps simplify the operation process and improve efficiency.
The lightweight and efficient charging pile inspection was realized, the on -site operation process was simplified, the verification time was shortened, the safety and efficiency were improved, and the needs of the rapid development of the charging pile.
Smart Images
Figure CN119375533A_ABST
Abstract
Description
Technical Field
[0001] The invention relates to a contact charging pile calibration device, a calibration method and a system, and belongs to the technical field of electric vehicle charging pile calibration and detection. Background Art
[0002] As a new energy electric vehicle infrastructure, electric vehicle charging piles involve trade settlement and require measurement and calibration of the amount of electricity they charge. With the rapid development of new energy electric vehicles, charging piles are developing rapidly, and both the stock and incremental amounts are increasing rapidly. It is necessary to provide a fast and efficient calibration device and method.
[0003] The existing charging pile calibration devices are limited by traditional instrument design methods, and are designed with too many functions and configurations that are not related to the charging pile calibration task itself. As a result, the calibration devices are complex in function, large in size, and heavy in weight, and require special connecting wires and devices. As a result, the existing calibration devices are not easy to carry, the on-site operation process is complicated, the calibration efficiency is low, and there is also a safety risk of unplugging the charging plug and connecting wire while powered, which cannot adapt to the current situation of the rapid development of charging piles.
[0004] In order to adapt to the rapid development of electric vehicle charging piles, there is an urgent need for a lightweight charging pile calibration device, and a method and system that can simplify the on-site operation process, shorten the calibration time, and make the operation safer. Summary of the invention
[0005] In view of the above technical deficiencies, the purpose of the present invention is to provide a contact charging pile calibration device and system to solve the problems in the prior art that the charging pile calibration device is inconvenient to use, cumbersome to operate, has safety hazards and low efficiency.
[0006] In order to achieve the above technical purpose, the technical solution adopted by the present invention is as follows: A contact charging pile calibration device and system, comprising a contact charging pile calibration device, a cloud platform and a calibration APP, characterized in that the contact charging pile calibration device is fixed with a calibration charging plug and a calibration charging socket, the calibration charging plug is directly connected to a calibration load or an electric vehicle serving as a calibration load, and this connection is achieved without any additional connecting cables and interface devices, and the calibration charging socket can be connected to the charging plug of the electric vehicle charging pile to be calibrated.
[0007] Furthermore, the contact charging pile calibration device is characterized in that it includes: a shell, a calibration charging socket and a calibration charging plug, and the shell is provided with an electric energy metering acquisition module, a temperature acquisition module, a humidity acquisition module, a position acquisition module, a charging data acquisition module, a charging plug locking mechanism, a switch device, an end calibration device, a battery power supply module, a main control module and a communication module.
[0008] Furthermore, the housing is characterized in that one end is provided with the verification charging plug and the other end is provided with a verification charging socket; The verification charging plug is characterized in that it provides a terminal configuration that matches the verified charging pile and the verified charging pile plug, and realizes the connection of the corresponding terminals with the verification charging socket. It is also characterized in that the verification charging plug is directly connected and fixed to the verification load or the electric vehicle serving as the verification load, and this connection and fixation realizes the absence of any additional connection cables and connector devices; The calibration charging socket is characterized in that it provides a socket interface and terminal configuration that matches the calibrated charging pile and the calibrated charging pile plug, and realizes the connection of corresponding terminals with the calibrated charging plug. It is also characterized in that when the charging plug of the calibrated electric vehicle charging pile is connected to the calibration socket, and the calibration plug is connected to the calibrated load or the charging socket of the electric vehicle serving as the calibrated load, and the contact charging pile calibration device is in the state of data collection and data reporting, the calibrated electric vehicle charging pile can start charging normally; The electric energy metering and collection module is characterized in that it realizes the electric energy metering data collection of the charging circuit between the calibration charging socket and the calibration charging plug; The temperature acquisition module is characterized in that it realizes data acquisition for verifying the on-site ambient temperature; The humidity collection module is characterized in that it realizes data collection for verifying the humidity of the on-site environment; The position acquisition module is characterized in that it realizes the acquisition of the position data of the verification site; The charging data acquisition module is characterized in that, during the verification process, the charging communication data between the charging pile and the verification load or the electric vehicle serving as the verification load is collected, including data collection of digital signals and analog signals; The battery power supply module is characterized in that it provides working power to the contact charging pile verification device and is equipped with a dedicated charging interface to charge the internal power storage unit; The switch device is characterized in that it cuts off the output power of the battery power module; The end-of-verification device is characterized in that it sends an end-of-verification instruction to the main control module; The charging plug locking mechanism is characterized in that when the charging plug locking mechanism is in a locked state, the verification charging plug cannot be unplugged, and when the charging plug locking mechanism is in an open state, the verification charging plug can be unplugged; The main control module is characterized in that it receives data collected by the electric energy metering acquisition module, the temperature acquisition module, the humidity acquisition module, the position acquisition module, and the charging data acquisition module, and sends the data to the communication module. It is also characterized in that it receives the end-of-verification instruction of the end-of-verification device and stops all data collection and data transmission; it is also characterized in that it realizes opening or locking the charging plug locking mechanism; The communication module is characterized in that it realizes communication with the cloud platform, and is also characterized in that it receives data sent by the main control module and reports it to the cloud platform.
[0009] Furthermore, the calibration APP is characterized in that it can be run on smart phones, tablet computers and other smart terminal devices. It is also characterized in that it provides information entry for charging piles and charging interfaces, realizes the entry of charging pile appearance calibration items, and the entry of charging pile electric energy metering indications; it is also characterized in that it communicates with the cloud platform and reports all input data to the cloud platform.
[0010] Furthermore, the cloud platform is characterized by receiving data collected and reported by the contact charging pile calibration device, receiving data entered by the calibration APP, performing calibration analysis and generating a calibration report based on the data collected by the contact charging pile calibration device and the data entered by the calibration APP, providing report approval management, providing report approval, viewing and downloading functions, and providing storage and query of calibration history records. BRIEF DESCRIPTION OF THE DRAWINGS
[0011] Figure 1 This is a system architecture diagram of the contact charging pile verification device and system; Figure 2 This is the working flow chart of the contact charging pile verification device and system; Figure 3 Functional structure block diagram of the contact charging pile verification device and system for the contact charging pile verification device; Figure 4 This is the functional block diagram of the contact charging pile calibration device and system calibration APP; Figure 5 This is the functional block diagram of the cloud platform for the contact charging pile calibration device and system. DETAILED DESCRIPTION
[0012] In order to make the technical means, creative features, objectives and effects achieved by the present invention easy to understand, the present invention is further explained below in conjunction with specific implementation methods.
[0013] In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "two ends", "one end", "the other end" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as limiting the present invention. In addition, the terms "first" and "second" are used for descriptive purposes only and cannot be understood as indicating or implying relative importance.
[0014] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "provided with", "connected", etc. should be understood in a broad sense. For example, "connected" can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.
[0015] The above description is only a specific implementation of the present application, so that those skilled in the art can understand or implement the present application. Various modifications to these embodiments will be apparent to those skilled in the art, and the general principles defined herein can be implemented in other embodiments without departing from the spirit or scope of the present application. Therefore, the present application will not be limited to the embodiments shown herein, but will conform to the widest range consistent with the principles and novel features applied for herein.
[0016] The present invention is described in detail below in conjunction with the accompanying drawings and specific embodiments: Figure 1 As shown, a contact charging pile calibration device and system include a contact charging pile calibration device 1, a cloud platform 2 and a calibration APP 3. The function of the contact charging pile calibration device 1 is to realize the on-site calibration data collection of electric vehicle charging piles and report it to the cloud platform. The cloud platform uses the collected data reported by the contact charging pile calibration device 1 and the calibration APP 3 to enter the calibration on-site data, analyze and generate a calibration report, and provide a management function for the calibration report.
[0017] The specific workflow of the present invention is as follows Figure 1 , Figure 2 and Figure 3The working process is as follows: 2-1, the contact charging pile calibration device 1 is connected and fixed to the calibration load or the electric vehicle serving as the calibration load through the calibration charging plug 3-3; 2-2, the charging plug of the electric vehicle charging pile to be tested is connected to the calibration charging socket 3-2 of the contact charging pile calibration device 1; 2-3, the charging pile starts charging; 2-4, the contact charging pile calibration device 1 collects data, including charging power metering data, temperature data, humidity data, location data, and charging data, and uploads it to the cloud platform 2; 2-5, through the calibration APP 3, the charging pile and charging interface information required for the calibration, the charging pile appearance calibration item information and the charging pile power metering indication information are entered, and uploaded to the cloud platform 2; 2-6, the cloud platform 2 receives the data collected and reported by the contact charging pile calibration device 1 and the calibration APP 3. The data entered is analyzed and a calibration report is generated, providing calibration report and calibration record management functions; 2-7. The tested charging pile stops charging; 2-8. The charging plug of the tested charging pile is disconnected from the calibration socket of the contact-type charging pile calibration device; 2-9. The contact-type charging pile calibration device is disconnected from the calibration load or the electric vehicle serving as the calibration load through the calibration charging plug; 2-10. The calibration is completed.
[0018] like Figure 1 and Figure 3 As shown, the functional structure of the contact charging pile calibration device 1 includes: an outer shell 3-1, a calibration charging socket 3-2 is fixed at one end for connecting the charging gun of the charging pile, and a calibration charging plug 3-3 is fixed at the other end to achieve direct connection with the calibration load or the electric vehicle used for the calibration load, and also plays the role of fixing the contact charging pile calibration device 1. The calibration charging socket 3-2 and the calibration charging plug 3-3 provide a socket interface and terminal configuration that matches the calibration charging pile and the calibration charging pile plug, and the calibration charging socket 3-2 and the calibration charging plug 3-3 are connected to the corresponding terminals. When the charging gun of the calibration charging pile is connected to the calibration charging socket, and the calibration charging plug is connected to the calibration load or the vehicle used as the calibration load, the charging pile can start charging normally, and the contact charging pile calibration device 1 is also in working state. The types of the calibration charging piles include but are not limited to DC charging piles, AC charging piles and super charging piles.
[0019] The following functional modules are set inside the contact charging pile verification device 1: The electric energy metering and collecting module 3-4 realizes the electric energy metering data collection of the charging circuit connected between the calibration charging socket 3-2 and the calibration charging plug 3-3, wherein the circuit includes a DC circuit and an AC circuit, and the data collection content includes current, voltage, electric energy, etc., and outputs the metering data to the main control module 3-12; The temperature acquisition module 3-5 has a built-in non-contact temperature sensor to collect temperature data of the calibration site environment and output the data to the main control module 3-12; The humidity collection module 3-6 has a built-in humidity sensor for collecting humidity data at the calibration site and outputting the data to the main control module 3-12; Position acquisition module 3-7, built-in positioning module, can use Beidou positioning or GPS positioning technology, used to realize the location information data collection of the calibration site, and output the data to the main control module 3-12; The charging data acquisition module 3-8 has a built-in analog signal module connected to the corresponding analog signal circuit according to different types of information to realize analog signal data acquisition, a built-in CAN communication module, and is connected to the CAN bus between the calibration charging socket 3-2 and the calibration charging plug 3-3 to realize the collection of charging communication data, and output the data to the main control module 3-12; The battery power supply module 3-9 provides working power to the contact charging pile calibration device. The battery arranged inside the battery can be lithium ion or other types, which can support the working power demand of the contact charging pile calibration device 1, and is equipped with a dedicated charging interface to charge the battery; The charging plug locking mechanism 3-14 is used to lock the test charging plug with the test load or the electric vehicle used to test the test load during the charging process, so that the test charging plug 3-3 cannot be unplugged, ensuring safe operation during the charging process; The switch device 3-10 is used to cut off the power supply output of the battery power supply module 3-9 by setting a switch key, thereby realizing the function of shutting down the contact charging pile verification device 1; The end verification device 3-11 is used to send an end verification instruction to the main control module 3-12 by setting a switch key or button, so that the main control module 3-12 stops data collection and data reporting, and ends the charging pile verification operation; The main control module 3-12 receives the data collected by the electric energy metering acquisition module, the temperature acquisition module, the humidity acquisition module, the position acquisition module, and the charging data acquisition module, and sends it to the communication module 3-13. The main control module 3-12 can receive the end of the calibration instruction of the end of the calibration device 3-11, and stop all data collection and data transmission; the main control module 3-12 can put the charging plug locking mechanism 3-14 in an open state or a locked state, which is used to lock the calibration charging plug on the calibration load or the socket of the electric vehicle used for the calibration load to ensure charging safety; The communication module 3-13 realizes communication with the cloud platform 2. The communication technology solutions include but are not limited to 2G, 3G, 4G, 5G, 6G, wifi, rola and other communication methods. It receives the data sent by the main control module 3-12 and reports it to the cloud platform 2; like Figure 1 and Figure 5 As shown, the calibration APP 3 is a terminal application, an application that runs on smart phones, tablet computers and other smart terminal devices, and provides a user operation interface to support the calibration personnel to enter the necessary items for on-site calibration, including on-site calibration condition information entry 4-1, support charging pile appearance calibration item information entry 4-2, charging pile electric energy metering indication information entry 4-3; the entered data is reported to the cloud platform 24-4, and the communication technology solutions include but are not limited to 2G, 3G, 4G, 5G, 6G, wifi, rola and other communication methods. The calibration APP 3 reports all entered data to the cloud platform 3; view the calibration results and calibration report function 4-5.
[0020] like Figure 1 and Figure 5 As shown, the cloud platform 2 receives all the data collected and reported by the contact charging pile calibration device 1 through the wireless network 5-1; receives the data entered and reported by the calibration APP 3 5-2; provides the function of online calibration analysis according to the above data 5-3; generates a calibration report according to the data collected and reported by the contact charging pile calibration device 1 and the data reported by the calibration APP 3 5-4; provides management functions such as approval, viewing and downloading of the report 5-5; provides management functions such as storage and query of calibration history records 5-6.
[0021] Obviously, those skilled in the art can make various changes and modifications to the present invention without departing from the spirit and scope of the present invention. Thus, if these modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include these modifications and variations.
Claims
1. A contact charging pile calibration device and system, comprising a contact charging pile calibration device, a cloud platform and a calibration APP, characterized in that: The contact charging pile calibration device is fixed with a calibration charging plug and a calibration charging socket. The calibration charging plug is directly connected to the calibration load or the electric vehicle serving as the calibration load. This connection is achieved without any additional connecting cables and interface devices. The calibration charging socket can be connected to the charging plug of the electric vehicle charging pile being calibrated.
2. The contact charging pile calibration device according to claim 1, characterized in that include: The housing comprises a charging socket and a charging plug, wherein the housing is provided with an electric energy metering acquisition module, a temperature acquisition module, a humidity acquisition module, a position acquisition module, a charging data acquisition module, a charging plug locking mechanism, a switch device, an end-of-calibration device, a battery power supply module, a main control module and a communication module.
3. The housing according to claim 2, characterized in that: One end is provided with the verification charging plug, and the other end is provided with the verification charging socket; The verification charging plug is characterized in that it provides a terminal configuration that matches the verified charging pile and the verified charging pile plug, and realizes the connection of the corresponding terminals with the verification charging socket. It is also characterized in that the verification charging plug is directly connected to the verification load or the electric vehicle serving as the verification load, and this connection is realized without any additional connection cables and connector devices; The calibration charging socket is characterized in that it provides a socket interface and terminal configuration that matches the calibration charging pile and the calibration charging pile plug, and realizes the connection of corresponding terminals with the calibration charging plug; it is also characterized in that when the charging plug of the calibration electric vehicle charging pile is connected to the calibration socket, and the calibration plug is connected to the calibration load or the charging socket of the electric vehicle serving as the calibration load, and the contact charging pile calibration device is in the state of data collection and data reporting, the calibration electric vehicle charging pile can start charging normally; The electric energy metering and collection module is characterized in that it realizes the electric energy metering data collection of the charging circuit between the calibration charging socket and the calibration charging plug; The temperature acquisition module is characterized in that it realizes data acquisition for verifying the on-site ambient temperature; The humidity collection module is characterized in that it realizes data collection for verifying the humidity of the on-site environment; The position acquisition module is characterized in that it realizes the acquisition of the position data of the verification site; The charging data acquisition module is characterized in that, during the verification process, the charging communication data between the charging pile and the verification load or the electric vehicle serving as the verification load is collected, including data collection of digital signals and analog signals; The battery power supply module is characterized in that it provides working power to the contact charging pile verification device and is equipped with a dedicated charging interface to charge the internal power storage unit; The switch device is characterized in that it cuts off the output power of the battery power module; The end-of-verification device is characterized in that it sends an end-of-verification instruction to the main control module; The charging plug locking mechanism is characterized in that when the charging plug locking mechanism is in a locked state, the verification charging plug cannot be unplugged, and when the charging plug locking mechanism is in an open state, the verification charging plug can be unplugged; The main control module is characterized in that it can receive data collected by the electric energy metering acquisition module, the temperature acquisition module, the humidity acquisition module, the position acquisition module, and the charging data acquisition module, and send the data to the communication module. It is also characterized in that it can receive the end verification instruction of the end verification device and stop all data collection and data transmission. It is also characterized in that it can realize the function of placing the charging plug locking mechanism in an open state or a locked state; The communication module is characterized in that it realizes communication with the cloud platform, and is also characterized in that it receives data sent by the main control module and reports it to the cloud platform.
4. The verification APP according to claim 1, characterized in that: The application can be run on smart phones, tablet computers and other smart terminal devices. It is also characterized in that it provides information entry for charging piles and charging interfaces, realizes the entry of charging pile appearance inspection items, and the entry of charging pile electric energy metering indications; it is also characterized in that it communicates with the cloud platform and reports all entered data to the cloud platform.
5. The cloud platform according to claim 1, characterized in that: Receive the data collected and reported by the contact charging pile calibration device, receive the data entered by the calibration APP, perform calibration analysis and generate a calibration report based on the data collected and reported by the contact charging pile calibration device and the data entered by the calibration APP, provide report approval management, provide report approval, viewing and download functions, and provide storage and query of calibration history records.