Portable battery offline detection equipment

Abstract

The utility model provides portable battery offline detection equipment, which comprises a host and a test system, and further comprises a box body and an energy storage power supply, the host, the test system and the energy storage power supply are all arranged in the box body; the test system comprises a DC power supply, a switch device, a CAN card and a test module which are arranged in the box body, and the switch device is connected with the host, the test module and the CAN card. The switching device is used for controlling the direct-current power supply to supply power to the battery pack and controlling the test module to test the battery pack according to a set test mode; and the energy storage power supply is used for supplying power to the host and the test system. According to the utility model, the host, the test system and the energy storage power supply are modularly integrated in the box body, so that the battery off-line detection equipment is high in integration level, small in size and convenient to move and carry, and the application range of the battery off-line detection equipment is wider.

Description

Technical Field

[0001] The present application relates to the field of battery testing technology, and in particular to a portable battery end-of-line detection device. Background Art

[0002] End-of-line (EOL) testing equipment is primarily used for end-of-line testing and quality inspection of batteries for electric vehicles, containerized energy storage, home energy storage, and mobile energy storage. While static EOL cabinets are now mature and standardized, they lack mobility and are difficult to move to the field to resolve issues. This makes them incapable of testing batteries in non-factory locations such as warehouses, 4S dealerships, and outdoor locations. Utility Model Content

[0003] Based on this, the present application provides a portable battery off-line detection device, so that the battery off-line detection device is portable and movable, and has a wider range of applications.

[0004] The present application provides a portable battery end-of-line detection device, comprising a host and a test system. The portable battery end-of-line detection device further comprises: a box and an energy storage power supply; the host, the test system and the energy storage power supply are all arranged in the box;

[0005] The test system includes a DC power supply, a switch device, a CAN card, and a test module disposed in the box. The switch device is connected to the host, the test module, and the CAN card, respectively. The switch device is used to control the power supply to supply power to the battery pack and control the test module to test the battery pack according to a set test mode.

[0006] The energy storage power supply is used to provide power to the host and the test system.

[0007] Optionally, a lockable roller is provided at the bottom end of the box.

[0008] Optionally, a handle position is provided at the bottom of the box.

[0009] Optionally, foot pads are provided on the sides of the box.

[0010] Optionally, a storage compartment is further included, which is used to store connecting wire harnesses and / or operating tools.

[0011] Optionally, a workbench is provided on the top of the storage bin.

[0012] Optionally, the box is provided with multiple interfaces, which include at least a network connection port, a power interface and a test terminal interface. The network connection port is used to connect the interactive device and the host; the power interface is used to connect an external power supply, and the test terminal interface is used to realize the connection between the test system and the battery pack.

[0013] Optionally, the DC power supply includes at least a first DC power supply and a second DC power supply, the first DC power supply and the second DC power supply are both connected to the test terminal, the switching device is connected to the first DC power supply and the second DC power supply, and the switching device can switch the first power supply and the second power supply to power the battery pack.

[0014] Optionally, an interactive device is further included, which is electrically connected to the host and includes at least one or more of an input component and a display component.

[0015] Optionally, the switching devices are multiple relays or contactors.

[0016] Based on the above technical solution, the portable battery end-of-line testing equipment provided by this utility model modularly integrates the main unit, test system, and energy storage power supply into a housing. This achieves high integration, compact size, and ease of portability, transportation, and mobility. This expands the scope of application of the battery end-of-line testing equipment, reduces labor costs associated with assembly and disassembly, transportation, and improves testing efficiency. Furthermore, the modular design of this utility model allows for timely replacement and repair of spare parts. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] In order to more clearly illustrate the technical solutions in the embodiments of the present application, the following briefly introduces the drawings required for use in the description of the embodiments. Obviously, the drawings described below are only some embodiments of the present application. For ordinary technicians in this field, other drawings can be obtained based on these drawings without any creative work.

[0018] Figure 1 A schematic diagram of the topological structure of a portable battery offline detection device provided in an embodiment of the present application;

[0019] Figure 2 A schematic diagram of the explosion structure of a portable battery end-of-line detection device provided in an embodiment of the present application;

[0020] Figure 3 A schematic diagram of the structure of a portable battery end-of-line detection device provided in an embodiment of the present application;

[0021] Figure 4 This is a structural schematic diagram of another angle of the portable battery off-line detection device provided in an embodiment of the present application.

[0022] Figure 5 This is a structural schematic diagram of another angle of the portable battery off-line detection device provided in an embodiment of the present application.

[0023] Explanation of the accompanying symbols: 100, host; 200, test system; 300, box; 400, energy storage power supply; 500, storage compartment; 301, roller; 302, network connection port; 303, low-voltage output terminal; 304, high-voltage output terminal; 305, AC input terminal; 306, AC output terminal; 307, button; 308, status display light; 10, battery pack. DETAILED DESCRIPTION

[0024] The following embodiments of the technical solution of the present application will be described in detail with reference to the accompanying drawings. The following embodiments are only used to more clearly illustrate the technical solution of the present application and are therefore only examples and are not intended to limit the scope of protection of the present application.

[0025] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by those skilled in the art to which this application belongs; the terms used herein are only for the purpose of describing specific embodiments and are not intended to limit this application; the terms "including" and "having" and any variations thereof in the specification of this application and the above-mentioned drawings are intended to cover non-exclusive inclusions.

[0026] In the description of the embodiments of the present application, “multiple” means more than two, unless otherwise clearly and specifically defined.

[0027] References herein to "embodiments" mean that a particular feature, structure, or characteristic described in connection with the embodiments may be included in at least one embodiment of the present application. The appearance of this phrase in various places in the specification does not necessarily refer to the same embodiment, nor does it constitute an independent or alternative embodiment that is mutually exclusive of other embodiments. It is understood, both explicitly and implicitly, by those skilled in the art that the embodiments described herein may be combined with other embodiments.

[0028] In the description of the embodiments of the present application, unless otherwise clearly specified and limited, technical terms such as "connected" and "connection" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integrated connection; it can be a mechanical connection or an electrical connection; it can be directly connected or indirectly connected through an intermediate medium, and it can be the internal connection between two elements or the interaction relationship between two elements.

[0029] In addition, the term "and / or" (if present) used in the description, claims or above-mentioned drawings of this application refers to and includes any and all possible combinations of one or more of the associated listed items.

[0030] For ordinary technicians in this field, the specific meanings of the above terms in the embodiments of this application can be understood according to specific circumstances.

[0031] This embodiment proposes a portable battery offline detection device, which can be used for battery pack detection of electric vehicles and two / three-wheel electric vehicle battery swap stations. It is suitable for use in scenarios such as maintenance of outdoor container energy storage, household energy storage and mobile energy storage battery packs, random inspection of warehouse battery packs and battery return inspection.

[0032] See also Figures 1 to 5 The portable battery offline detection device includes a host 100 and a test system 200. The host 100 is used to determine the battery test mode in response to a test start signal, send control instructions to the test system 200 according to the test mode, and receive test results fed back by the test system 200; the portable battery offline detection device also includes: a box 300 and an energy storage power supply 400; the host 100, the test system 200 and the energy storage power supply 400 are all arranged in the box 300, the test system 200 includes a DC power supply, a switching device, a CAN card and a test module arranged in the box 300, the switching device is connected to the host 100, the test module and the CAN card, and the switching device is used to control the power supply to supply power to the battery pack and control the test module to test the battery pack 10 according to the set test mode; the energy storage power supply 400 is used to provide power to the host 100 and the test system 200. The portable battery offline detection equipment provided in the embodiment of the present application achieves high integration, small size and portability of the battery offline detection equipment by adopting a box-type structure, so that it can be transferred and transported, and can be loaded and taken away directly to the application sites such as the maintenance of outdoor container energy storage, household energy storage and mobile energy storage battery packs, random inspection of warehouse battery packs and battery return inspection. Through the built-in energy storage power supply 400, the portable battery offline detection equipment can meet the performance test of the battery in power-restricted areas, power outages and other scenarios, and can also support automatic data preservation and test continuation during power outages. The battery pack 10 in the embodiment of the present application may refer to a battery module or a battery cell or a battery PACK package. The test module in the embodiment of the present application includes at least an SOC correction component, a battery coding detection component, a total voltage detection component, a cell voltage detection component, a cell temperature detection component, an insulation detection component, etc.

[0033] In one embodiment of the present application, when the portable battery offline detection equipment needs to be transported and moved, it is easy for the hands to slip, which may cause the box to fall and be damaged. For this reason, the bottom of the box described in this embodiment is provided with a hand grip 301, which facilitates a more secure grip of the box when transporting the box and effectively prevents the box from falling.

[0034] In one embodiment of the present application, foot pads are provided on the sides of the box 300. The foot pads can be made of damping material so that the foot pads have greater friction, which can improve the stability of the box during transportation and maintenance.

[0035] In one embodiment of the present application, the bottom end of the box 300 is provided with lockable rollers 302, which can further improve the convenience and stability during transfer and transportation.

[0036] In one embodiment of the present application, a wiring harness, inspection tools and / or a laptop are required during the battery testing process, which usually requires the user to pack and carry them separately, making it inconvenient to carry and access them. Figure 5 As shown, a storage compartment 500 is provided on the top of the housing 300. This compartment 500 utilizes an integrated design and is equipped with multiple compartmentalized storage slots for storing wiring harnesses, battery repair tools, and laptop computers. Furthermore, the storage compartment 500 described in this embodiment can be used to store interactive devices such as laptop computers, further enhancing the convenience of end-of-line testing of portable batteries. It should be noted that the size and shape of the storage compartment 500 in this embodiment can be appropriately configured based on actual conditions.

[0037] In one embodiment of the present application, the housing 300 is provided with multiple interfaces, including at least a network connection port 303, a low-voltage output port 304, a high-voltage output port 305, an AC input port 306, and an AC output port 307. The network connection port 303 is used to connect to the interactive device and the host 100; the AC input port 306 is used to connect to an external power source. The test system 200 is connected to the battery pack 10 via the low-voltage output port 304 and the high-voltage output port 305. The embodiment of the present application has a rich set of external interfaces, capable of performing insulation withstand voltage testing, total voltage testing, CAN communication, and other ports. It is highly compatible and can meet the diverse testing requirements of modules, single housings, and PACK packages, while also supporting production verification and research testing modes.

[0038] In one embodiment of the present application, the DC power supply includes at least a first DC power supply and a second DC power supply, both of which are connected to the test terminals. The switching device is connected to the first DC power supply and the second DC power supply, and the switching device can switch between the first power supply and the second power supply to power the battery pack 10. Users can provide different voltages to different types of battery packs to perform communication testing.

[0039] In one embodiment of the present application, the housing 300 further includes an interactive device electrically connected to the host 100, including a button 308 and a status indicator light 309. The button 308 can send a start or stop signal to the host 100, and the host 100 starts or pauses testing the battery pack 10 based on the signal sent by the button 308. The status indicator light 309 can be used to display the test status, etc., to facilitate the operation control and understanding of the usage status of the testing device.

[0040] In some embodiments of the present application, the interactive component may also include other input components and display components. The input component may be a keyboard, which can facilitate the user to input information into the host 100 and realize the control of the host 1. The display component may be a display, which is used to display the detection information, operation interface, etc. of the host 100. The keyboard and display can be realized by connecting an external laptop computer through a network interface, which facilitates the operation control and detection status of the detection equipment.

[0041] In some embodiments of the present application, the switching device is a plurality of relays or contactors. The relays may be voltage relays, time relays, pressure relays, etc., which are not limited in the present application. The contactors may be single-pole contactors or multi-pole contactors, which are not limited in the present application.

[0042] The above description is merely a specific embodiment of the present application, but the scope of protection of the present application is not limited thereto. Any person skilled in the art can easily conceive of various equivalent modifications or substitutions within the technical scope disclosed in the present application, and such modifications or substitutions should be included in the scope of protection of the present application. Therefore, the scope of protection of the present application should be based on the scope of protection of the claims.

Claims

1. Portable battery end-of-line detection equipment, including a host and a test system, characterized in that: The portable battery offline detection device further includes: a box body and an energy storage power supply; the host, the test system and the energy storage power supply are all arranged in the box body; The test system includes a DC power supply, a switch device, a CAN card, and a test module disposed in the box. The switch device is connected to the host, the test module, and the CAN card, respectively. The switch device is used to control the DC power supply to supply power to the battery pack and control the test module to test the battery pack according to a set test mode. The energy storage power supply is used to provide power to the host and the test system.

2. The portable battery end-of-line detection device according to claim 1, characterized in that: The bottom of the box body is provided with lockable rollers.

3. The portable battery end-of-line detection device according to claim 1, characterized in that: A handle position is provided at the bottom of the box body.

4. The portable battery end-of-line detection device according to claim 1, characterized in that: A foot pad is provided on the side of the box body.

5. The portable battery end-of-line detection device according to claim 1, characterized in that: Also included is a storage bin for storing connection harnesses and / or operating tools.

6. The portable battery end-of-line detection device according to claim 5, characterized in that: A workbench is provided on the top of the storage bin.

7. The portable battery end-of-line detection device according to claim 1, characterized in that: The box is provided with multiple interfaces, which include at least a network connection port, a power supply port and a test terminal interface. The network connection port is used to connect the interactive device and the host; the power supply port is used to connect the external power supply, and the test terminal interface is used to realize the connection between the test system and the battery pack.

8. The portable battery end-of-line detection device according to claim 7, characterized in that: The DC power supply includes at least a first DC power supply and a second DC power supply, the first DC power supply and the second DC power supply are both connected to the test terminal interface, the switching device is connected to the first DC power supply and the second DC power supply, and the switching device can switch the first power supply and the second power supply to power the battery pack.

9. The portable battery end-of-line detection device according to claim 1, characterized in that: It also includes an interactive device, which is electrically connected to the host and includes at least one or more of an input component and a display component.

10. The portable battery end-of-line detection device according to claim 1, characterized in that: The switching devices are multiple relays or contactors.

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