Power battery auxiliary disassembly test device and disassembly information base construction method

Abstract

The invention belongs to the technical field of battery testing and disassembling experiments, and provides a power battery auxiliary disassembling test device and a disassembling information library construction method, and the technical scheme is that an environment simulator, a detection unit, a disassembling unit, a part scanning device and a controller are arranged in a disassembling test cabin; the disassembling unit comprises a plurality of auxiliary disassembling devices, and a part detector, an energy consumption tester and a timing device are arranged on each auxiliary disassembling device; according to the configured environmental parameters, the environmental simulator is adjusted to simulate various environmental working conditions of the battery, and a battery disassembling information base is constructed by combining the states of the battery under different simulated environmental working conditions, the disassembling energy consumption and the disassembling time of the to-be-disassembled part obtained in the disassembling process and the three-dimensional model information of the disassembled battery part. And the timeliness and the accuracy of auxiliary disassembly of the battery and acquisition of the disassembly information of the battery are improved.

Description

Technical Field

[0001] The present invention belongs to the technical field of battery testing and disassembly experiments, and particularly relates to a power battery assisted disassembly test device and a method for constructing a disassembly information database. Background Art

[0002] The statements in this part merely provide background technical information related to the present invention and do not necessarily constitute prior art.

[0003] New energy vehicles are currently the mainstream means of transportation. Their power battery components are the core components of the vehicle, covering various metal elements and having great remanufacturing value. The performance detection of power batteries is an important link to ensure the safe operation of new energy vehicles. It involves the inspection of various parameters such as charge and discharge power, maximum charging power and its duration, and maximum battery capacity. These parameters directly affect the health and safety of the vehicle and are also related to the subsequent remanufacturing direction of power batteries.

[0004] In the technical field of power battery disassembly in the experimental chamber, the acquisition of disassembly information is still in its infancy. In particular, considering safety in disassembly is the main feature of power battery disassembly experiments. Since it is difficult to measure the parameters of the battery in the disassembly process, it is difficult to determine the disassembly information considering the attributes of the safe disassembly task. Summary of the Invention

[0005] To solve at least one of the technical problems in the above background art, the present invention provides a power battery assisted disassembly test device and a method for constructing a disassembly information database. It designs multiple working scenarios to detect the battery performance, constructs a disassembly module to disassemble the battery, and in the disassembly experimental chamber, through a sensor group and a part scanning device, constructs a battery part disassembly information database based on the acquired information, providing important support for the research on battery assisted disassembly and the acquisition of battery disassembly information.

[0006] To achieve the above object, the present invention adopts the following technical solutions:

[0007] The first aspect of the present invention provides a power battery assisted disassembly test device, including a disassembly test chamber, in which an environment simulator, a detection unit, a disassembly unit, a part scanning device, and a controller are arranged;

[0008] The disassembly unit includes a plurality of auxiliary disassembly devices, and each auxiliary disassembly device is equipped with a part detector, an energy consumption tester, and a timing device; the environment simulator, the detection unit, the part detector, the energy consumption tester, the timing device, and the part scanning device are respectively connected to the controller;

[0009] The environment simulator is used to simulate various environmental conditions of the battery;

[0010] The detection unit is used to detect the state of the battery under different simulated environmental conditions;

[0011] The part detector is used to perform target positioning on the parts to be disassembled; the energy consumption tester is used to calculate the disassembly energy consumption of the parts to be disassembled on the corresponding auxiliary disassembly device; the timing device is used to obtain the disassembly time of the parts to be disassembled on the corresponding auxiliary disassembly device;

[0012] The part scanning device is used to obtain the three-dimensional model information of the disassembled battery parts;

[0013] The controller is configured to: according to the configured environmental parameters, adjust the environmental simulator to simulate various environmental conditions of the battery, and combine the state of the battery under different simulated environmental conditions, the disassembly energy consumption, disassembly time of the parts to be disassembled obtained during the disassembly process, and the three-dimensional model information of the disassembled battery parts to construct a battery disassembly information library.

[0014] Further, a battery support platform is provided in the disassembly test chamber, and a battery fixing device is installed on the battery support platform. The environmental simulator includes a temperature regulator, a humidity regulator, a vibration intensity regulator, and a magnetoelectric regulator; the temperature regulator and the humidity regulator are arranged at the bottom of the battery support platform, and the vibration intensity regulator and the magnetoelectric regulator are arranged at the side ends of the battery fixing device. The temperature regulator and the humidity regulator are used to simulate different temperature states and different humidity states, and the vibration intensity regulator and the magnetoelectric regulator are used to simulate environmental states under different vibration intensities and different electromagnetic compatibilities.

[0015] Further, the detection unit includes a sensor module and a charge and discharge device. The sensor module includes a first temperature sensor, a humidity sensor, a vibration sensor, and a magnetoelectric sensor. The temperature sensor and the humidity sensor are arranged on the battery support platform, and the vibration sensor and the magnetoelectric sensor are arranged on the battery fixing device, which are used to detect the temperature, humidity, vibration intensity, and electromagnetic compatibility of the battery during operation. The charge and discharge device is arranged on the battery support platform and is used to detect the state of the battery under different simulated environmental conditions, including the charge and discharge power, maximum charging power and maintenance time, and maximum battery capacity of the battery under different temperatures, different humidities, different vibration intensities, and different electromagnetic compatibilities.

[0016] Further, a guide rail, a disassembly unit, and a clamping device are arranged at the top inside the disassembly test chamber, and a part collection device is arranged inside the disassembly test chamber; the disassembly unit includes a plurality of auxiliary disassembly devices. The plurality of auxiliary disassembly devices move to the corresponding positions of the corresponding battery through the guide rail, lock the parts to be disassembled through the clamping device arranged at the top inside the disassembly test chamber, and are sent to the part scanning device through the guide rail, and the disassembled parts are stored in the part collection device.

[0017] Further, the auxiliary disassembly device includes a part rotation auxiliary device, a connection destruction auxiliary device, and a battery core rolling auxiliary device; the part rotation auxiliary device, the connection destruction auxiliary device, and the battery core rolling auxiliary device move through a guide rail to perform part rotation disassembly, connection destruction disassembly, and battery core part rolling disassembly.

[0018] Further, a replaceable disassembly toolbox is provided in the disassembly test chamber, and the replaceable disassembly toolbox is provided with a variety of different disassembly tools for disassembly unit replacement.

[0019] Further, protective gloves are provided on the front side wall of the disassembly test chamber.

[0020] Further, an emergency treatment system is also provided in the disassembly test chamber. The emergency treatment system includes a sensor group, an alarm, and emergency equipment. The sensor group includes a second temperature sensor and a photoionization gas sensor. The second temperature sensor, the photoionization gas sensor, the alarm, and the emergency equipment are respectively connected to a controller. The second temperature sensor and the photoionization gas sensor are used to monitor the battery temperature and the gas generated by the battery during the disassembly process;

[0021] The controller is configured to: receive the battery temperature and the gas generated by the battery during the disassembly process, generate an alarm signal when the battery temperature or the generated heat temperature during the disassembly process exceeds the threshold set by the corresponding sensor, control the alarm to issue an alarm, and control the emergency equipment to perform emergency treatment.

[0022] Further, a monitoring system is arranged at the four top corners inside the disassembly test chamber for monitoring the state inside the disassembly test chamber; lighting equipment is also arranged at the top inside the disassembly test chamber for providing an adjustable light source for battery detection and disassembly; a display screen is arranged on the front side wall of the disassembly test chamber for real-time displaying the working state inside the disassembly test chamber.

[0023] The second aspect of the present invention provides a method for constructing a battery disassembly information library, based on the above-mentioned power battery auxiliary disassembly test device, including the following steps:

[0024] Simulate various environmental conditions of the battery according to the configured environmental parameters;

[0025] Obtain the state of the battery under different simulated environmental conditions;

[0026] Perform target positioning on the parts to be disassembled of the battery, calculate the disassembly energy consumption and disassembly time of the parts to be disassembled on the corresponding auxiliary disassembly device; obtain the three-dimensional model information of the battery parts after disassembly;

[0027] Combined with the state of the battery under different simulated environmental conditions, the disassembly energy consumption, disassembly time of the parts to be disassembled obtained during the disassembly process, and the three-dimensional model information of the battery parts after disassembly, a battery disassembly information library is constructed.

[0028] Compared with the prior art, the beneficial effects of the present invention are as follows:

[0029] 1. The present invention obtains the three-dimensional model of the parts through the scanning device arranged in the disassembly experimental chamber, and based on the battery performance obtained under various environments, the disassembly time and disassembly energy consumption obtained during the disassembly process, the disassembly mechanical auxiliary device, battery temperature, and the content of released gas are called. A complete battery disassembly information library is constructed through the controller and the data processing platform, providing rich information support for subsequent research on the constraint relationship of disassembly parts and disassembly sequence planning.

[0030] 2. Considering the limitations of human disassembly ability, the present invention uses a battery fixing device to fix the battery on the battery support platform, and uses a variety of mechanical auxiliary devices including a part rotation auxiliary device, a connection destruction auxiliary device, and a battery core rolling auxiliary device to assist humans in completing part disassembly; at the same time, considering the safety of disassembly personnel, a protective glove device is set on the side wall of the disassembly experimental chamber, and an emergency treatment system is set in the disassembly experimental chamber to urgently handle the battery in case of an accident.

[0031] 3. The present invention comprehensively considers the effects of different temperatures, humidities, vibration intensities, and electromagnetic compatibilities of the battery on the battery charge and discharge power, maximum charging power and maintenance time, and maximum battery capacity, and more comprehensively and accurately tests the use effect of the battery.

[0032] The advantages of the additional aspects of the present invention will be partially given in the following description, partially become obvious from the following description, or be understood through the practice of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0033] The specification drawings constituting a part of the present invention are used to provide a further understanding of the present invention. The schematic embodiments of the present invention and their descriptions are used to explain the present invention and do not constitute an improper limitation of the present invention.

[0034] Figure 1 It is a schematic diagram of a power battery disassembly experimental chamber provided by an embodiment of the present invention;

[0035] Figure 2 It is a top view schematic diagram of a power battery disassembly experimental chamber provided by an embodiment of the present invention;

[0036] Figure 3 It is a schematic diagram of the structure of a power battery fixing device in an experimental chamber provided by an embodiment of the present invention;

[0037] Figure 4It is a schematic diagram of the working process of the power battery disassembly experimental chamber provided by the embodiments of the present invention;

[0038] Figure 5 It is a schematic diagram of the process for detecting the performance parameters of the power battery in the disassembly experimental chamber provided by the embodiments of the present invention;

[0039] Figure 6 It is a schematic diagram of the harmful gas emission situation during the power battery disassembly process in the disassembly experimental chamber provided by the embodiments of the present invention.

[0040] In the figure: 1. Disassembly experimental chamber; 2. Protective glove device; 3. Battery fixing device; 4. Battery support platform; 5. Charging and discharging device; 6. Coolant collection device; 7. Electrolyte collection device; 8. Large cutting machine; 9. Guide rail; 10. Part scanning device; 11. Part collection device; 12. Rotating handle; 13. Connection breaking auxiliary device; 14. Core rolling auxiliary device; 15. Mechanical clamping device; 16. Part detector; 17. Timing device; 18. Energy consumption tester; 19. Support column; 20. Base; 21. Battery; 22. Vertical frame; 23. Horizontal frame; 24. Rotating shaft; 25. Replaceable disassembly tool; 26. Lighting device; 27. Battery clamping device; 28. Temperature regulator; 29. Humidity regulator; 30. Vibration intensity regulator; 31. Magnetoelectric regulator; 32. Temperature sensor; 33. Humidity sensor; 34. Vibration sensor; 35. Magnetoelectric sensor; 36. Immersion tank; 37. Alarm; 38. Negative pressure gas collection device; 39. Carbon dioxide inflation device; 40. Monitoring system; 41. Display screen; 42. Controller; 43. Photoionization gas sensor; 44. Part rotation auxiliary device. Detailed implementation manners

[0041] The present invention will be further described below in conjunction with the accompanying drawings and embodiments.

[0042] It should be noted that the following detailed description is exemplary and is intended to provide further explanation of the present invention. Unless otherwise specified, all technical and scientific terms used herein have the same meaning as commonly understood by those of ordinary skill in the technical field to which the present invention belongs.

[0043] It should be noted that the terms used herein are only for describing specific implementation manners and are not intended to limit the exemplary embodiments according to the present invention. As used herein, unless the context clearly indicates otherwise, the singular form is also intended to include the plural form. In addition, it should be understood that when the terms "comprise" and / or "include" are used in this specification, they indicate the presence of features, steps, operations, devices, components, and / or combinations thereof.

[0044] In the present invention, terms such as "left", "right", "front", "rear", "side", "bottom", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings. They are only relational terms determined for the convenience of describing the structural relationship of each component or element of the present invention, and do not specifically refer to any component or element in the present invention, and should not be construed as a limitation to the present invention.

[0045] In the present invention, terms such as "connected" and "joined" should be understood in a broad sense, which may mean a fixed connection, an integral connection or a detachable connection; it may be directly connected or indirectly connected through an intermediate medium. For those skilled in relevant scientific research or technology in this field, the specific meanings of the above terms in the present invention can be determined according to specific circumstances, and should not be construed as a limitation to the present invention.

[0046] In view of the difficulty in measuring various parameters of the battery during the disassembly process, it is difficult to determine the disassembly information considering the attributes of the safe disassembly task. The present invention designs multiple working scenarios to detect the battery performance, constructs a disassembly module to disassemble the battery, and constructs a battery part disassembly information library based on the information obtained by a sensor group and a part scanning device in the disassembly test chamber, providing important support for the research on battery-assisted disassembly and battery disassembly information acquisition.

[0047] Embodiment 1

[0048] As Figures 1-3 shown, this embodiment provides a power battery-assisted disassembly test device, including a disassembly test chamber 1. A battery support platform 4 is arranged inside the disassembly test chamber 1. A battery fixing device 3 is installed on the battery support platform. Battery clamping devices 27 are arranged in front of and behind the battery fixing device 3, and the battery clamping devices 27 clamp the battery 21.

[0049] The battery support platform 4 includes support columns 19 and a base 20. A rotating handle 12 is arranged on the support column. Rotating shafts are arranged at both ends of the battery fixing device, and the rotating shafts are connected to the rotating handle 12. By rotating the rotating handle 12, the battery is driven to rotate around the horizontal axis of the battery fixing device 3.

[0050] A coolant collection device 6 and an electrolyte collection device 7 are also arranged on the column of the battery support platform 4 for waste liquid collection.

[0051] A large cutting machine 8 is arranged on the base to achieve modular cutting of the battery.

[0052] An environment simulator and a detection unit are arranged in the disassembly test chamber;

[0053] The environment simulator includes a temperature regulator 28, a humidity regulator 29, a vibration intensity regulator 30, and a magnetoelectric regulator 31;

[0054] Among them, the temperature regulator 28 and the humidity regulator 29 are arranged on the base of the support battery support platform 4, and the vibration intensity regulator 30 and the magnetoelectric regulator 31 are arranged on the battery fixing device 3;

[0055] Specifically, the battery fixing device 3 adopts a rectangular frame, with a battery arranged inside the frame. The vibration intensity regulator 30 is arranged on the vertical side frame of the rectangular frame, and the magnetoelectric regulator 31 is arranged on the horizontal frame of the rectangular frame;

[0056] The temperature regulator 28 and the humidity regulator 29 are used to simulate different temperature states and different humidity states, and the vibration intensity regulator 30 and the magnetoelectric regulator 31 are used to simulate environmental states under different vibration intensities and different electromagnetic compatibilities.

[0057] The temperature regulator 28, the humidity regulator 29, the vibration intensity regulator 30 and the magnetoelectric regulator 31 are respectively connected to the controller 42, and the controller 42 is configured to: according to the configured environmental parameters, adjust the corresponding regulator to simulate various working environments of the battery;

[0058] In this embodiment, the temperature regulator 28 adopts a temperature sensing element, for example, an NTC thermistor;

[0059] The humidity regulator 29 adopts a humidity regulator, such as the SK3188 humidity regulator; the vibration intensity regulator 30 adopts a vibration motor, such as the YZS series motor;

[0060] The magnetoelectric regulator 31 adopts a magnetoelectric coupling regulator, such as an E-type electromagnet.

[0061] The detection unit includes a sensor module and a charge and discharge device 5. The sensor module includes a first temperature sensor 32, a humidity sensor 33, a vibration sensor 34, and a magnetoelectric sensor 35;

[0062] Among them, the temperature sensor 32 and the humidity sensor 33 are arranged on the support battery support platform 4, and the vibration sensor 34 and the magnetoelectric sensor 35 are arranged on the battery fixing device 3, and are used to detect the temperature, humidity, vibration intensity and electromagnetic compatibility (EMC) of the battery during operation.

[0063] The charge and discharge device 5 is arranged on the support battery support platform 4, and the charge and discharge module is used to detect the state of the battery under different simulated environmental conditions, including the charge and discharge power, the maximum charging power and the maintenance time, and the maximum battery capacity of the battery under different temperatures, different humidities, different vibration intensities and different electromagnetic compatibilities.

[0064] A guide rail 9, a disassembly unit, and a clamping device 15 are provided at the top inside the disassembly test chamber. A part scanning device 10 and a part collection device 11 are provided inside the disassembly test chamber;

[0065] The disassembly unit includes a part rotation assistance device 44, a connection destruction assistance device 13, and a battery core rolling assistance device 14. Each assistance device of the disassembly unit moves to the corresponding position of the corresponding battery through the guide rail 9, locks the parts of the battery to be disassembled through the mechanical clamping device 15 provided at the top inside the disassembly test chamber 1, and is sent into the part scanning device 10 through the guide rail 9, and the parts are stored through the part collection device 11;

[0066] It should be noted that the head of the part rotation assistance device 44 includes tools such as an electric screwdriver, a bearing remover, and a wrench to realize the rotational disassembly of parts;

[0067] The head of the connection destruction assistance device includes tools such as a heat source generator, a cutting blade, and a crowbar to realize the disassembly of the connection of parts;

[0068] The head of the battery core rolling assistance device includes a flat pressing plate, a clamping tool, etc. to realize the rolling disassembly of the battery core parts.

[0069] Furthermore, a replaceable disassembly toolbox 25 is provided inside the disassembly test chamber 1. The mechanical assistance device can replace different disassembly tools through the disassembly toolbox 25. For example, the head of the part rotation assistance device 44 can replace tools such as an electric screwdriver, a bearing remover, and a wrench to realize the rotational disassembly of parts; the head of the connection destruction assistance device can replace tools such as a heat source generator, a cutting blade, and a crowbar to realize the disassembly of the connection of parts; the head of the battery core rolling assistance device can replace a flat pressing plate, a clamping tool, etc. to realize the rolling disassembly of the battery core parts.

[0070] A protective glove 2 is provided on the front side wall of the disassembly test chamber 1. The operator can disassemble the battery through the disassembly unit assistance inside the disassembly test chamber 1 through the protective glove device 2;

[0071] In this embodiment, a part detector, an energy consumption tester, and a timing device are arranged on each auxiliary disassembly device, and the part detector, the energy consumption tester, and the timing device are respectively connected to a controller;

[0072] The part detector is used for target positioning of the parts to be disassembled; the energy consumption tester is used for calculating the disassembly energy consumption of the parts to be disassembled on the corresponding auxiliary disassembly device; the timing device is used for obtaining the disassembly time of the parts to be disassembled on the corresponding auxiliary disassembly device. The part scanning device 10 is connected to the controller and is used for transmitting the three-dimensional model information of the disassembled battery parts to the controller, and a three-dimensional model of the battery parts is constructed through the controller;

[0073] After the battery performance test is completed, the disassembly unit is used to disassemble the battery. The mechanical auxiliary device is used to obtain the part disassembly time and disassembly energy consumption. The emergency sensor group is used to monitor the heat and gas content released during the disassembly process of the battery in real time, and the disassembly time, disassembly energy consumption, battery temperature, and gas content are transmitted to the controller.

[0074] The controller is configured to: combine the state of the battery under different simulated environmental conditions, the disassembly energy consumption, disassembly time of the parts to be disassembled obtained during the disassembly process, and the three-dimensional model information of the battery parts after disassembly to construct a battery disassembly information database.

[0075] An emergency treatment system is also provided in the disassembly test chamber 1. The emergency treatment system includes a sensor group, an alarm 37, and emergency equipment. The sensor group includes a second temperature sensor 28 and a photoionization gas sensor 43. The emergency equipment includes a negative pressure gas collection device 38, a water immersion tank 36, and a carbon dioxide inflation device 39. The sensor group, the alarm 37, and the emergency equipment are respectively connected to the controller;

[0076] The second temperature sensor 28 and the photoionization gas sensor 43 are arranged on the battery support platform 4 to monitor the battery temperature and the gas generated by the battery during the disassembly process;

[0077] The controller is configured to: receive the battery temperature and the gas generated by the battery during the disassembly process. When the battery temperature or the generated heat temperature during the disassembly process exceeds the threshold set by the corresponding sensor, generate an alarm signal, control the alarm 37 to issue an alarm, and control the emergency equipment to perform emergency treatment;

[0078] In this embodiment, the temperature of the heat released during the disassembly process is measured, and the battery temperature should be lower than 35 degrees Celsius.

[0079] A negative pressure gas collection device 38 is arranged at the bottom of the battery support platform 4 to absorb the gas generated by the battery. A water immersion tank 36 is arranged below the battery support platform 4 for water immersion fire extinguishing. A carbon dioxide inflation device 39 is arranged on the left outer wall of the disassembly test chamber 1 to reduce the battery pressure by inflation and prevent the battery from exploding. The negative pressure gas collection device, the water immersion tank, and the carbon dioxide inflation device are used to handle the emergencies of the battery.

[0080] Monitoring systems 40 are arranged at the four top corners inside the disassembly test chamber 1 to monitor the state inside the disassembly test chamber 1. Lighting equipment 26 is also arranged at the top inside the disassembly test chamber 1 to provide an adjustable light source for battery detection and disassembly. A display screen 41 is arranged on the front side wall of the disassembly test chamber to display the working state inside the disassembly test chamber in real time.

[0081] This embodiment can not only be used to study the detection of battery performance in multiple working scenarios. The operator can complete the disassembly of the battery through the auxiliary operation of disassembling the experimental chamber, and at the same time build a battery part disassembly information library containing battery performance information based on the information obtained by the detection unit, the sensor group and the part scanning device; it provides information guidance for subsequent research on the constraint relationship of disassembled parts and the disassembly sequence planning.

[0082] Embodiment 2

[0083] As Figure 4 shown, this embodiment provides a method for constructing a battery disassembly information library. Based on the power battery auxiliary disassembly test device described in Embodiment 1, it includes the following steps:

[0084] Step 1: Simulate various environmental conditions of the battery according to the configured environmental parameters;

[0085] In this embodiment, various environmental conditions include different temperature states, different humidity states, different vibration intensities and different electromagnetic compatibilities;

[0086] Step 2: Obtain the states of the battery under different simulated environmental conditions;

[0087] In this embodiment, the states of the battery under different simulated environmental conditions include the charge and discharge power, the maximum charging power and the maintenance time, and the maximum battery capacity of the battery in various environments.

[0088] Step 3: Perform target positioning on the parts to be disassembled of the battery, calculate the disassembly energy consumption and disassembly time of the parts to be disassembled on the corresponding auxiliary disassembly device; obtain the three-dimensional model information of the battery parts after disassembly;

[0089] Step 4: Combine the states of the battery under different simulated environmental conditions, the disassembly energy consumption, the disassembly time of the parts to be disassembled obtained during the disassembly process, and the three-dimensional models of the battery parts after disassembly to construct a battery disassembly information library.

[0090] The specific implementation process of this embodiment is the same as the content of Embodiment 1. For the specific implementation process, see the implementation process of Embodiment 1. Use the detection unit to simulate various environments in which the battery works, simulate different temperature states, different humidity states, different vibration intensities, different electromagnetic compatibilities, detect the charge and discharge power, the maximum charging power and the maintenance time, and the maximum battery capacity of the battery in various environments, and transmit the information to the controller. For example Figure 5The charging power curves of the battery at different temperatures are shown to demonstrate the performance changes of the battery under different working conditions; the battery is fixed by a battery fixing device and driven to rotate and lift, and the rotation, connection destruction, and core rolling of the parts to be disassembled are realized by using a part rotation auxiliary device, a connection destruction auxiliary device, and a core rolling auxiliary device for the battery cell; at the same time, sensors arranged on the auxiliary device are used to obtain the part disassembly time and disassembly energy consumption; the removed parts are conveyed to a part scanning device through a guide rail by a mechanical clamping device, and after obtaining the three-dimensional model, the parts are collected and stored by a part collection device. According to the charge and discharge power, maximum charging power and maintenance time, maximum battery capacity obtained under different environments, the part disassembly time and disassembly energy consumption obtained during the disassembly process, and the three-dimensional model of the parts, a battery disassembly information library is jointly constructed.

[0091] Finally, the three-dimensional model of the parts is obtained by a scanning device arranged in the disassembly experimental chamber, and based on the battery performance obtained under various environments, the disassembly time and disassembly energy consumption obtained during the disassembly process, the disassembly mechanical auxiliary device called, the battery temperature, and the released gas content, a complete battery disassembly information library is constructed through a controller and a data processing platform, providing rich information support for subsequent research on the constraint relationship of disassembled parts and the disassembly sequence planning. For example Figure 6 It shows a schematic diagram of the harmful gas content generated during the disassembly of each part during the battery disassembly process.

[0092] The above are only the preferred embodiments of the present invention and are not intended to limit the present invention. For those skilled in the art, the present invention can have various changes and modifications. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included within the protection scope of the present invention.

Claims

1. A power battery auxiliary disassembly test device, characterized in that: It includes a disassembly test chamber, in which an environmental simulator, a detection unit, a disassembly unit, a parts scanning device and a controller are arranged; The disassembly unit comprises a plurality of auxiliary disassembly devices, each of which is provided with a parts detector, an energy consumption tester and a timing device; the environmental simulator, the detection unit, the parts detector, the energy consumption tester, the timing device and the parts scanning device are respectively connected to the controller; The environmental simulator is used to simulate various environmental conditions of the battery; The detection unit is used to detect the state of the battery under different simulated environmental conditions; The part detector is used to locate the target of the part to be disassembled; the energy consumption tester is used to calculate the disassembly energy consumption of the part to be disassembled on the corresponding auxiliary disassembly device; the timing device is used to obtain the disassembly time of the part to be disassembled on the corresponding auxiliary disassembly device; The parts scanning device is used to obtain three-dimensional model information of the disassembled battery parts; The controller is configured to: adjust the environmental simulator to simulate various environmental conditions of the battery according to the configured environmental parameters, and construct a battery disassembly information library by combining the battery status under different simulated environmental conditions, the disassembly energy consumption of the parts to be disassembled obtained during the disassembly process, the disassembly time and the three-dimensional model information of the battery parts after disassembly.

2. A power battery auxiliary disassembly test device as claimed in claim 1, characterized in that: A battery support platform is provided in the disassembly test chamber, and a battery fixing device is installed on the battery support platform. The environmental simulator includes a temperature regulator, a humidity regulator, a vibration intensity regulator and a magnetoelectric regulator; the temperature regulator and the humidity regulator are arranged at the bottom of the battery support platform, and the vibration intensity regulator and the magnetoelectric regulator are arranged at the side end of the battery fixing device. The temperature regulator and the humidity regulator are used to simulate different temperature states and different humidity states, and the vibration intensity regulator and the magnetoelectric regulator are used to simulate environmental states under different vibration intensities and different electromagnetic compatibilities.

3. A power battery auxiliary disassembly test device as claimed in claim 1, characterized in that: The detection unit includes a sensor module and a charging and discharging device. The sensor module includes a first temperature sensor, a humidity sensor, a vibration sensor and a magnetoelectric sensor. The temperature sensor and the humidity sensor are arranged on a battery supporting platform. The vibration sensor and the magnetoelectric sensor are arranged on a battery fixing device to detect the working temperature, humidity, vibration intensity and electromagnetic compatibility of the battery. The charging and discharging device is arranged on the battery supporting platform to detect the state of the battery under different simulated environmental conditions, including the charging and discharging power, maximum charging power and maintenance time, and maximum battery capacity of the battery under different temperatures, different humidity, different vibration intensities and different electromagnetic compatibilities.

4. A power battery auxiliary disassembly test device as claimed in claim 1, characterized in that: A guide rail, a disassembly unit and a clamping device are arranged on the top of the disassembly test chamber, and a parts collecting device is arranged in the disassembly test chamber; the disassembly unit includes a plurality of auxiliary disassembly devices, and the plurality of auxiliary disassembly devices are moved to corresponding positions of corresponding batteries through the guide rails, and the disassembled parts are locked by the clamping device arranged on the top of the disassembly test chamber, and are sent into the parts scanning device through the guide rails, and the disassembled parts are stored in the parts collecting device.

5. A power battery auxiliary disassembly test device as claimed in claim 4, characterized in that: The auxiliary disassembly device comprises a parts rotation auxiliary device, a connection breaking auxiliary device and a battery cell rolling auxiliary device; the parts rotation auxiliary device, the connection breaking auxiliary device and the battery cell rolling auxiliary device move through guide rails to rotate and disassemble the parts, break the connections and disassemble the battery cell parts, and roll and disassemble the battery cell parts.

6. A power battery auxiliary disassembly test device as claimed in claim 1, characterized in that: A replaceable disassembly tool box is arranged in the disassembly test chamber, and the replaceable disassembly tool box is provided with a plurality of different disassembly tools for replacing the disassembly unit.

7. A power battery auxiliary disassembly test device as claimed in claim 1, characterized in that: Protective gloves are arranged on the front side wall of the disassembly test chamber.

8. A power battery auxiliary disassembly test device as claimed in claim 1, characterized in that: An emergency treatment system is also provided in the disassembly inspection chamber, and the emergency treatment system includes a sensor group, an alarm and an emergency device. The sensor group includes a second temperature sensor and a photoionization gas sensor. The second temperature sensor, the photoionization gas sensor, the alarm and the emergency device are connected to the controller respectively. The second temperature sensor and the photoionization gas sensor are used to monitor the battery temperature and the gas generated by the battery during the disassembly process. The controller is configured to: receive the battery temperature and the gas generated by the battery during the disassembly process, and when the battery temperature or the heat temperature generated during the disassembly process exceeds the threshold set by the corresponding sensor, generate an alarm signal, control the alarm to sound an alarm, and control the emergency equipment to perform emergency processing.

9. A power battery auxiliary disassembly test device as claimed in claim 1, characterized in that: A monitoring system is arranged at the four top corners inside the disassembly test cabin to monitor the status inside the disassembly test cabin; a lighting device is also arranged on the top of the disassembly test cabin to provide an adjustable light source for battery detection and disassembly; a display screen is arranged on the front side wall of the disassembly test cabin to display the working status inside the disassembly test cabin in real time.

10. A method for constructing a battery disassembly information library, characterized in that: A power battery assisted disassembly test device according to any one of claims 1 to 7 comprises the following steps: Simulate various environmental conditions of the battery according to the configured environmental parameters; Obtain the status of the battery under different simulated environmental conditions; Target the battery parts to be disassembled, and calculate the disassembly energy consumption and disassembly time of the parts to be disassembled on the corresponding auxiliary disassembly device; Obtaining 3D model information of disassembled battery parts; A battery disassembly information database is constructed by combining the battery status under different simulated environmental conditions, the disassembly energy consumption of the parts to be disassembled obtained during the disassembly process, the disassembly time and the three-dimensional model information of the battery parts after disassembly.

Images