CN117048335B - Battery pack safety detection device with environment simulation function - Google Patents
Battery pack safety detection device with environment simulation function Download PDFInfo
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- CN117048335B CN117048335B CN202311020711.0A CN202311020711A CN117048335B CN 117048335 B CN117048335 B CN 117048335B CN 202311020711 A CN202311020711 A CN 202311020711A CN 117048335 B CN117048335 B CN 117048335B
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- 238000004088 simulation Methods 0.000 title claims abstract description 55
- 238000001514 detection method Methods 0.000 title claims abstract description 25
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 233
- 241000883990 Flabellum Species 0.000 claims description 9
- 230000003028 elevating effect Effects 0.000 claims 3
- 238000007689 inspection Methods 0.000 claims 2
- 238000000034 method Methods 0.000 description 39
- 230000008569 process Effects 0.000 description 33
- 230000006835 compression Effects 0.000 description 13
- 238000007906 compression Methods 0.000 description 13
- 230000009471 action Effects 0.000 description 12
- 230000007613 environmental effect Effects 0.000 description 4
- 230000005484 gravity Effects 0.000 description 3
- 230000003993 interaction Effects 0.000 description 3
- 238000007726 management method Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005056 compaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000013021 overheating Methods 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L3/00—Electric devices on electrically-propelled vehicles for safety purposes; Monitoring operating variables, e.g. speed, deceleration or energy consumption
- B60L3/0023—Detecting, eliminating, remedying or compensating for drive train abnormalities, e.g. failures within the drive train
- B60L3/0046—Detecting, eliminating, remedying or compensating for drive train abnormalities, e.g. failures within the drive train relating to electric energy storage systems, e.g. batteries or capacitors
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/36—Arrangements for testing, measuring or monitoring the electrical condition of accumulators or electric batteries, e.g. capacity or state of charge [SoC]
- G01R31/3644—Constructional arrangements
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/36—Arrangements for testing, measuring or monitoring the electrical condition of accumulators or electric batteries, e.g. capacity or state of charge [SoC]
- G01R31/392—Determining battery ageing or deterioration, e.g. state of health
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Secondary Cells (AREA)
Abstract
The invention discloses a battery pack safety detection device with an environment simulation function, and belongs to the technical field of battery pack detection; the device comprises a machine body, the machine body comprises an upper machine body and a lower machine body, a push cylinder is arranged in the side wall of the lower machine body, a push rod in the push cylinder is connected with the upper machine body, the upper machine body is connected with the lower machine body in a sliding manner through the push rod, a simulation device is arranged in the machine body, and the simulation device comprises: the simulation cavity is arranged in the machine body; the upper machine body and the lower machine body are closed, so that a closed space is formed in the machine body, damage to the battery pack during simulation of the environment in the simulation cavity is avoided, the machine body is splashed out, and further safety of equipment is improved.
Description
Technical Field
The invention relates to the technical field of battery pack detection, in particular to a battery pack safety detection device with an environment simulation function.
Background
The battery pack is an important power source of the electric vehicle, and the safety of the battery pack is a problem to be considered and solved in the development process of the electric vehicle; the battery pack system consists of a battery pack module system, a battery management system, a thermal management system and an electrical system; the safety problems of the battery pack system are mainly thermal runaway problems and insulation problems; the battery pack is necessary to generate heat after working, is controllable in a normal state, but can be out of control in an abnormal state; if out of control, a fire is inevitable; overheating, overcharging, internal short-circuiting, collision, etc. are all several key factors that cause the battery Bao Re to run away;
the existing battery pack safety detection generally adopts an artificial mode, is time-consuming and labor-consuming in the detection process, and cannot accurately judge whether the battery pack has a problem or not, so that the safety of the battery pack cannot be ensured.
Disclosure of Invention
The invention aims to provide a battery pack safety detection device with an environment simulation function, so as to solve the problems in the background technology.
In order to solve the technical problems, the invention provides the following technical scheme:
the utility model provides a battery package security detection device of subsidiary environmental simulation function, includes the organism, the organism comprises last organism and lower organism, be provided with in the lateral wall of lower organism and push away the jar, push rod in pushing away the jar is connected and is gone up the organism, go up organism and lower organism through push rod sliding connection, the inside analogue means that is provided with of organism, analogue means includes: the simulation cavity is arranged in the machine body, a camera is arranged on the side wall of the simulation cavity, and a sensor for detection is arranged in the simulation cavity;
the staff places the battery package in the simulation intracavity, after the battery package is placed in place, the push cylinder in the lower organism of controller control starts, push rod in the push cylinder drives the organism and removes, go up the organism and remove to the one side that is close to the organism down immediately, go up organism and lower organism closure afterwards, make the inside of organism form a inclosed space, avoid the simulation intracavity to the in-process that the environment was simulated, the battery package appears damaging the spill organism, and then the security of equipment has been improved, after last organism and lower organism closure, the controller control analogue means starts, analogue means simulates the environment immediately, and then reach the security value to the battery package under various conditions and detect, thereby the security of battery package has been ensured.
Preferably, the bottom of organism is provided with the water storage chamber down, the one side that the simulation chamber is close to the water storage chamber is provided with the basin, be provided with the solenoid valve in the basin that crosses, it communicates water storage chamber and simulation chamber to cross the basin, the inside of water storage chamber is provided with the pump machine, a plurality of water flow channel has been seted up to the both sides lateral wall symmetry of organism down, and a plurality of water flow channel is arranged along the side partition of organism down, a plurality of apopore has been seted up to the surface symmetry of organism down, one the apopore corresponds a water flow channel, apopore intercommunication water flow channel.
Preferably, the water outlet is internally provided with a movable block, a channel is arranged in the movable block, the side wall of the movable block is provided with a plurality of water inlets, the water inlets are circumferentially arranged along the axis of the movable block, the bottom of the water outlet is provided with an arc edge, the arc edge is communicated with the water outlet, the bottom of the movable block is provided with a spring, one end of the spring is connected with the bottom of the water outlet, and the other end of the spring is connected with the bottom of the movable block.
Preferably, a plurality of water conveying channels are symmetrically arranged in the side walls of the two sides of the upper machine body, the water conveying channels are equally distributed along the side walls of the upper machine body, a pressing column is arranged on one side, close to the lower machine body, of the water conveying channels, channels are arranged in the pressing column, the pressing columns are in one-to-one correspondence with the water outlet holes, and the channels in the pressing column are communicated with the water conveying channels.
Preferably, the top inner wall of the upper machine body is provided with a water passing cavity, a plurality of water conveying channels extend into the water passing cavity, one end of each water conveying channel located in the water passing cavity forms an included angle with the axis of the water passing cavity, and a rotating cavity is arranged in the center of the water passing cavity.
Preferably, the rotating cavity is internally provided with a rotating shaft, the rotating shaft penetrates through the side wall of the upper machine body and stretches into the simulation cavity, one side of the rotating shaft, which is located in the rotating cavity, is provided with a plurality of fan blades, the fan blades are circumferentially arranged along the axis of the rotating shaft, a water flowing port is formed between every two adjacent fan blades, one end of the rotating shaft, which is located in the simulation cavity, is provided with a plurality of rotating plates, the rotating plates are circumferentially arranged along the axis of the rotating shaft, cavities are formed in the rotating plates and the rotating shaft, the cavities are communicated with the water flowing port, and the bottoms of the rotating plates are provided with nozzles.
Preferably, the top of going up the organism is provided with vibration spring, vibration spring keeps away from the one end of going up the organism and is provided with the compact heap, the end of rotor plate is provided with the rubber piece, the rubber piece is connected with vibration spring.
Preferably, a slope is arranged at the bottom of the lower machine body, an electric cylinder is arranged in the lower machine body, a fixed plate is arranged at one end, close to the upper machine body, of a push rod in the electric cylinder, a lifting block is arranged on the inner wall of the fixed plate, the lifting block is in sliding connection with the fixed plate, a launder is arranged on the side wall of the lifting block, and an airtight sensor is arranged on the side wall of the fixed plate;
when the battery pack needs to enter the simulation cavity, the controller controls the electric cylinder in the lower machine body to start, the push rod in the electric cylinder drives the fixing plate to move, the fixing plate moves to one side close to the upper machine body, the fixing plate and the surface of the lower machine body are located at parallel positions, then a worker places the battery pack on the surface of the fixing plate, the battery pack moves under the action of gravity, the battery pack moves to one side close to the fixing plate immediately, the battery pack extrudes the lifting block, the lifting block moves under the action of the battery pack, the lifting block moves to one side close to the fixing plate, and in the moving process of the lifting block, the lifting block stretches into the hollowed-out part of the battery pack, so that the hollowed-out part in the battery pack is sealed, the phenomenon that false detection occurs in the detecting process due to the leakage of the hollowed-out part is avoided, the detecting accuracy of the battery pack is improved, and the safety of the battery pack is further ensured;
when the battery pack is placed, the controller controls the push cylinder in the lower machine body to start, the push rod in the push cylinder drives the upper machine body to move, the upper machine body moves towards one side close to the lower machine body, so that the upper machine body is closed with the lower machine body, the upper machine body drives the vibration spring to move in the moving process of the upper machine body, the vibration spring drives the compression block to move in the moving process of the vibration spring, the compression block contacts with the upper surface of the battery pack when moving, the compression block and the fixing plate compress and fix the battery pack through the interaction of the compression block and the fixing plate, the battery pack is prevented from deviating in the detecting process, the battery pack is prevented from being problematic in the detecting process, the accuracy of battery pack detection is further improved, and the safety of the battery pack in the detecting process is also improved;
in the process that the upper machine body moves downwards, the upper machine body drives the pressing column to move, the pressing column encounters the moving block when moving, the pressing column moves the moving block towards one end close to the water flow channel, the moving block moves towards one side close to the water flow channel along one side of the water outlet hole, the arc-shaped edge is communicated with the water flow channel, when the moving block moves to the bottom of the water outlet hole, the upper machine body contacts with the surface of the lower machine body at the moment, the machine body is further closed, and the water flow channel is communicated with the water delivery channel;
the method comprises the steps that a controller controls a pump in a water storage cavity to start, the pump conveys water in the water storage cavity to one side close to a water flowing channel, the water flows to one side close to a water outlet through the water flowing channel, then conveys the water to a channel in a movable block through the water flowing channel, then conveys the water to the channel in a pressing column through the channel in the movable block, the water is conveyed from a lower machine body to an upper machine body, the water is conveyed to a water conveying channel, the water is conveyed to a water passing channel, an included angle is formed between one end of the water passing channel and the axis of the water passing channel, the water is conveyed to a rotating cavity from the water conveying channel, the water is input along the tangential direction of the rotating cavity, after the water enters the rotating cavity, the water meets blades, the blades are pushed to rotate under the action of tangential force, the blades generate rotating force, in the process of rotation of the blades, the rotating shaft drives a rotating plate to rotate, the rubber block rotates and encounters a vibration spring when the rubber block rotates, the rubber block generates a pressing spring, the spring generates the water to the water, the water passes through the water conveying channel and the water conveying channel to the water conveying channel, the air tightness of a battery is also sensed by a sensor, the air tightness of the battery is sensed and the air tightness is improved, and the air tightness is sensed by a sensor, and the air tightness is sensed and is transmitted to a sensor, and a sensor is used for sensing and a sensor;
in the rotating process of the rotating shaft, water enters the rotating shaft and the cavity in the rotating plate through the water flowing port, then the water is sprayed out to one side close to the simulation cavity through the nozzle formed in the rotating plate, and the water is sprayed out to the surface of the battery pack, so that the influence of rainwater on the performance of the battery pack in a rainwater environment is simulated, the safety of the battery pack is further ensured, the sprayed water flows to one side close to the water passing groove along the slope in the lower machine body, and finally flows to the water storage cavity through the water passing groove; the electromagnetic valve in the water trough can be controlled by the controller to be closed, water is accumulated in the lower machine body, the controller is used for controlling the electric cylinder to be started, the push rod in the electric cylinder drives the fixing plate to move towards one side close to the lower machine body, and the fixing plate drives the battery pack to move, so that the environment of immersing the battery pack in the water is simulated, the detection accuracy of the battery pack is improved, and the safety of the battery pack is achieved; after the detection of the battery pack is completed, the upper machine body and the lower machine body are separated, and the battery pack is taken out by staff.
Compared with the prior art, the invention has the following beneficial effects:
1. after the water gets into the rotation chamber, the water runs into the flabellum, the water promotes the flabellum rotation under tangential force's effect, the flabellum produces the rotation immediately, make the flabellum rotate, flabellum pivoted in-process, the flabellum drives the pivot and rotates, the pivot rotates and drives the pivoted plate and rotate, it rotates to drive the rubber piece when the pivoted plate, the rubber piece runs into vibration spring when rotating, vibration spring is stirred to the rubber piece, make vibration spring produce vibrations, the vibrations are transmitted to the compact heap immediately, on transmitting the battery package through the compact heap, utilize vibrations to detect the performance of battery package, the accuracy when having improved the battery package and have improved the security of battery package when detecting again.
2. In the rotating process of the rotating shaft, water enters the rotating shaft and the cavity in the rotating plate through the water flowing port, then the water is sprayed out to one side close to the simulation cavity through the nozzle formed in the rotating plate, and the water is sprayed out to the surface of the battery pack, so that the influence of rainwater on the performance of the battery pack in a rainwater environment is simulated, the safety of the battery pack is further ensured, the sprayed water flows to one side close to the water passing groove along the slope in the lower machine body, and finally flows to the water storage cavity through the water passing groove; the electromagnetic valve in the water trough is controlled to be closed by the controller, water is accumulated in the lower machine body, the controller controls the electric cylinder to be started, the push rod in the electric cylinder drives the fixing plate to move towards one side close to the lower machine body, and the fixing plate drives the battery pack to move, so that the environment that the battery pack is immersed in the water is simulated, and the detection accuracy of the battery pack is improved.
Drawings
The accompanying drawings are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate the invention and together with the embodiments of the invention, serve to explain the invention. In the drawings:
FIG. 1 is a main body diagram of the present invention;
FIG. 2 is a schematic view of the internal structure of the present invention;
FIG. 3 is an interior elevation view of the present invention;
FIG. 4 is a schematic structural view of a rotating shaft;
FIG. 5 is a schematic view of the structure of the water passing chamber;
FIG. 6 is an enlarged view at A in FIG. 3;
in the figure: 1. a body; 11. an upper body; 12. a lower body;
2. a simulation device; 21. a simulation chamber; 23. a water passing tank; 24. a water flow channel; 25. a water outlet hole; 251. an arc edge; 26. a moving block; 261. a hole; 27. a water delivery channel; 271. a pressing column; 28. a water passing cavity; 29. a rotating chamber; 30. a rotating shaft; 301. a water flow port; 31. a fan blade; 32. a rotating plate; 321. a rubber block; 33. a vibration spring; 34. a compaction block; 35. a fixing plate; 36. lifting blocks.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-6, the present invention provides the following technical solutions:
the utility model provides a battery package security detection device of subsidiary environmental simulation function, includes organism 1, organism 1 comprises last organism 11 and lower organism 12, be provided with the push cylinder in the lateral wall of lower organism 12, push cylinder in the push cylinder push rod connect last organism 11, go up organism 11 and lower organism 12 through push rod sliding connection, the inside analogue means 2 that is provided with of organism 1, analogue means 2 includes: the simulation cavity 21 is arranged in the machine body 1, a camera is arranged on the side wall of the simulation cavity 21, and a sensor for detection is arranged in the simulation cavity 21;
the staff places the battery package in simulation chamber 21, after the battery package is put in place, the push cylinder in the lower organism 12 of controller control starts, push rod in the push cylinder drives the organism 11 and removes, go up organism 11 and remove to the side that is close to lower organism 12 immediately, go up organism 11 and lower organism 12 closure afterwards, make the inside of organism 1 form a inclosed space, avoid the in-process of simulation chamber 21 to the environment to carry out the damage spill organism 1, and then improve the security of equipment, after last organism 11 and lower organism 12 closure, the controller control analogue means 2 starts, analogue means 2 simulate the environment immediately, and then reach the safe value to the battery package under various conditions and detect.
As a specific embodiment of the present invention, the bottom of the lower body 12 is provided with a water storage cavity 22, one side of the simulation cavity 21, which is close to the water storage cavity 22, is provided with a water passing groove 23, an electromagnetic valve is arranged in the water passing groove 23, the water passing groove 23 is communicated with the water storage cavity 22 and the simulation cavity 21, a pump is arranged in the water storage cavity 22, two side walls of the lower body 12 are symmetrically provided with a plurality of water flowing channels 24, the plurality of water flowing channels 24 are equally distributed along the side edges of the lower body 12, the surface of the lower body 12 is symmetrically provided with a plurality of water outlet holes 25, one water outlet hole 25 corresponds to one water flowing channel 24, and the water outlet holes 25 are communicated with the water flowing channels 24.
As a specific embodiment of the present invention, a moving block 26 is disposed in the water outlet hole 25, a channel is disposed in the moving block 26, a plurality of water inlet holes 261 are disposed on a side wall of the moving block 26, the plurality of water inlet holes 261 are circumferentially disposed along an axis of the moving block 26, an arc-shaped edge 251 is disposed at a bottom of the water outlet hole 25, the arc-shaped edge 251 is communicated with the water outlet hole 25, a spring is disposed at a bottom of the moving block 26, one end of the spring is connected to a bottom of the water outlet hole 25, and the other end of the spring is connected to a bottom of the moving block 26.
As a specific embodiment of the present invention, a plurality of water channels 27 are symmetrically provided in the side walls of the two sides of the upper body 11, the plurality of water channels 27 are equally arranged along the side walls of the upper body 11, a pressing column 271 is provided at one side of the water channels 27 near the lower body 12, channels are provided in the pressing column 271, the pressing columns 271 are in one-to-one correspondence with the water outlet holes 25, and the channels in the pressing column 271 are communicated with the water channels 27.
As a specific embodiment of the present invention, a water passing cavity 28 is disposed in the top inner wall of the upper body 11, a plurality of water channels 27 extend into the water passing cavity 28, one end of the water channel 27 located in the water passing cavity 28 forms an included angle with the axis of the water passing cavity 28, and a rotating cavity 29 is disposed in the center of the water passing cavity 28.
As a specific embodiment of the present invention, a rotating shaft 30 is disposed in the rotating cavity 29, the rotating shaft 30 passes through a side wall of the upper body 11 and extends into the simulation cavity 21, a plurality of fan blades 31 are disposed on one side of the rotating shaft 30 located in the rotating cavity 29, the plurality of fan blades 31 are disposed around an axis of the rotating shaft 30, a water flowing port 301 is disposed between two adjacent fan blades 31, a plurality of rotating plates 32 are disposed at one end of the rotating shaft 30 located in the simulation cavity 21, the plurality of rotating plates 32 are disposed around an axis of the rotating shaft 30, cavities are disposed inside the rotating plates 32 and the rotating shaft 30, the cavities are communicated with the water flowing port 301, and a nozzle is disposed at the bottom of the rotating plates 32.
As a specific embodiment of the present invention, a vibration spring 33 is disposed at the top of the upper body 11, a compression block 34 is disposed at an end of the vibration spring 33 away from the upper body 11, a rubber block 321 is disposed at an end of the rotation plate 32, and the rubber block 321 is connected with the vibration spring 33.
As a specific embodiment of the present invention, a slope is provided at the bottom of the lower body 12, an electric cylinder is provided inside the lower body 12, a fixed plate 35 is provided at one end of a push rod in the electric cylinder, which is close to the upper body 11, a lifting block 36 is provided on the inner wall of the fixed plate 35, the lifting block 36 is slidably connected with the fixed plate 35, a launder is provided on the side wall of the lifting block 36, and an airtight sensor is provided on the side wall of the fixed plate 35;
when the battery pack needs to enter the simulation cavity 21, the controller controls an electric cylinder in the lower machine body 12 to start, a push rod in the electric cylinder drives the fixed plate 35 to move, the fixed plate 35 moves to one side close to the upper machine body 11, the fixed plate 35 and the surface of the lower machine body 12 are in parallel positions, then a worker places the battery pack on the surface of the fixed plate 35, the battery pack moves under the action of gravity, the battery pack moves to one side close to the fixed plate 35 immediately, the battery pack presses the lifting block 36, the lifting block 36 moves under the action of the battery pack, the lifting block 36 moves to one side close to the fixed plate 35, and in the process of moving the lifting block 36, the lifting block 36 stretches into a hollowed part of the battery pack, so that the lifting block 36 seals the hollowed part in the battery pack, and the phenomenon that false detection occurs due to the leakage of the hollowed part in the process of environmental simulation is avoided;
when the battery pack is placed, the controller controls the push cylinder in the lower machine body 12 to start, the push rod in the push cylinder drives the upper machine body 11 to move, the upper machine body 11 moves towards one side close to the lower machine body 12, the upper machine body 11 is closed with the lower machine body 12, the upper machine body 11 drives the vibration spring 33 to move in the moving process of the upper machine body 11, the vibration spring 33 drives the compression block 34 to move in the moving process of the vibration spring 33, the compression block 34 contacts with the upper surface of the battery pack when moving, the compression block 34 and the fixing plate 35 compress and fix the battery pack through the interaction of the compression block 34 and the fixing plate 35, and the problem that the battery pack is in the detecting process is avoided due to the deviation in the detecting process;
in the process that the upper machine body 11 moves towards the lower machine body 12, the upper machine body 11 drives the pressing column 271 to move, the pressing column 271 encounters the moving block 26 when moving, the pressing column 271 moves the moving block 26 towards one end close to the water flow channel 24, the moving block 26 moves towards one side close to the water flow channel 24 along one side of the water outlet hole 25, the arc-shaped edge 251 is communicated with the water flow channel 24, when the moving block 26 moves to the bottom of the water outlet hole 25, the upper machine body 11 contacts with the surface of the lower machine body 12 at the moment, the machine body 1 is closed, and the water flow channel 24 is communicated with the water delivery channel 27;
the controller then controls the pump in the water storage cavity 22 to start, the pump conveys the water in the water storage cavity 22 to the side close to the water flowing channel 24, the water flows to the side close to the water outlet hole 25 through the water flowing channel 24, the water meets the arc-shaped edge 251 when flowing, the water is conveyed to the inlet hole 261 through the arc-shaped edge 251, the water is conveyed to the channel in the moving block 26 through the inlet hole 261, the water is then conveyed to the channel in the pressing column 271 through the channel in the moving block 26, the water is conveyed from the lower machine body 12 to the upper machine body 11, the water is conveyed to the water conveying channel 27 and is conveyed to the water passing cavity 28 through the water conveying channel 27, the water is conveyed to the rotating cavity 29 from the water conveying channel 27 and forms an included angle with the axis of the water passing cavity 28, the water is conveyed to the rotating cavity 29 along the tangential direction of the rotating cavity 29 along the water conveying channel 27, the water meets the fan blades 31 after the water enters the rotating cavity 29, the water pushes the fan blades 31 to rotate under the action of tangential force, the fan blades 31 generate rotating force, the fan blades 31 drive the rotating shaft 30 to rotate in the rotating process of the fan blades 31, the rotating shaft 30 drives the rotating plate 32 to rotate, the rotating plate 32 drives the rubber block 321 to rotate when rotating, the rubber block 321 encounters the vibration spring 33 when rotating, the rubber block 321 stirs the vibration spring 33, the vibration is transmitted to the compressing block 34 immediately, the compressing block 34 is transmitted to the battery pack, the performance of the battery pack is detected by the vibration, the controller also controls the airtight sensor and the camera to start, the sensor and the camera detect the air tightness of the battery pack in the vibration state, and the collected information is transmitted to the controller to analyze the data to judge whether the air tightness of the battery pack is damaged;
in the process of rotating the rotating shaft 30, water enters the rotating shaft 30 and the cavity in the rotating plate 32 through the water flowing port 301, then the water is sprayed out to one side close to the simulation cavity 21 through the nozzle formed in the rotating plate 32, and the water is sprayed out to the surface of the battery pack, so that the influence of rainwater on the performance of the battery pack in a rainwater environment is simulated, the safety of the battery pack is further ensured, the sprayed water flows to one side close to the water passing groove 23 along the slope in the lower machine body 12, and finally flows to the water storage cavity 22 through the water passing groove 23; the electromagnetic valve in the water trough 23 can be controlled to be closed by the controller, water is accumulated in the lower machine body 12, the controller controls the electric cylinder to be started, the push rod in the electric cylinder drives the fixing plate 35 to move towards one side close to the lower machine body 12, and the fixing plate 35 drives the battery pack to move, so that the environment that the battery pack is immersed in the water is simulated; when the battery pack is detected, the upper body 11 and the lower body 12 are separated, and the worker takes out the battery pack.
The working principle of the invention is as follows:
when the battery pack needs to enter the simulation cavity 21, the controller controls an electric cylinder in the lower machine body 12 to start, a push rod in the electric cylinder drives the fixed plate 35 to move, the fixed plate 35 moves to one side close to the upper machine body 11, the fixed plate 35 and the surface of the lower machine body 12 are in parallel positions, then a worker places the battery pack on the surface of the fixed plate 35, the battery pack moves under the action of gravity, the battery pack moves to one side close to the fixed plate 35 immediately, the battery pack presses the lifting block 36, the lifting block 36 moves under the action of the battery pack, the lifting block 36 moves to one side close to the fixed plate 35, and in the process of moving the lifting block 36, the lifting block 36 stretches into a hollowed part of the battery pack, so that the lifting block 36 seals the hollowed part in the battery pack, and the phenomenon that false detection occurs due to the leakage of the hollowed part in the process of environmental simulation is avoided;
when the battery pack is placed, the controller controls the push cylinder in the lower machine body 12 to start, the push rod in the push cylinder drives the upper machine body 11 to move, the upper machine body 11 moves towards one side close to the lower machine body 12, the upper machine body 11 is closed with the lower machine body 12, the upper machine body 11 drives the vibration spring 33 to move in the moving process of the upper machine body 11, the vibration spring 33 drives the compression block 34 to move in the moving process of the vibration spring 33, the compression block 34 contacts with the upper surface of the battery pack when moving, the compression block 34 and the fixing plate 35 compress and fix the battery pack through the interaction of the compression block 34 and the fixing plate 35, and the problem that the battery pack is in the detecting process is avoided due to the deviation in the detecting process;
in the process that the upper machine body 11 moves towards the lower machine body 12, the upper machine body 11 drives the pressing column 271 to move, the pressing column 271 encounters the moving block 26 when moving, the pressing column 271 moves the moving block 26 towards one end close to the water flow channel 24, the moving block 26 moves towards one side close to the water flow channel 24 along one side of the water outlet hole 25, the arc-shaped edge 251 is communicated with the water flow channel 24, when the moving block 26 moves to the bottom of the water outlet hole 25, the upper machine body 11 contacts with the surface of the lower machine body 12 at the moment, the machine body 1 is closed, and the water flow channel 24 is communicated with the water delivery channel 27;
the controller then controls the pump in the water storage cavity 22 to start, the pump conveys the water in the water storage cavity 22 to the side close to the water flowing channel 24, the water flows to the side close to the water outlet hole 25 through the water flowing channel 24, the water meets the arc-shaped edge 251 when flowing, the water is conveyed to the inlet hole 261 through the arc-shaped edge 251, the water is conveyed to the channel in the moving block 26 through the inlet hole 261, the water is then conveyed to the channel in the pressing column 271 through the channel in the moving block 26, the water is conveyed from the lower machine body 12 to the upper machine body 11, the water is conveyed to the water conveying channel 27 and is conveyed to the water passing cavity 28 through the water conveying channel 27, the water is conveyed to the rotating cavity 29 from the water conveying channel 27 and forms an included angle with the axis of the water passing cavity 28, the water is conveyed to the rotating cavity 29 along the tangential direction of the rotating cavity 29 along the water conveying channel 27, the water meets the fan blades 31 after the water enters the rotating cavity 29, the water pushes the fan blades 31 to rotate under the action of tangential force, the fan blades 31 generate rotating force, the fan blades 31 drive the rotating shaft 30 to rotate in the rotating process of the fan blades 31, the rotating shaft 30 drives the rotating plate 32 to rotate, the rotating plate 32 drives the rubber block 321 to rotate when rotating, the rubber block 321 encounters the vibration spring 33 when rotating, the rubber block 321 stirs the vibration spring 33, the vibration is transmitted to the compressing block 34 immediately, the compressing block 34 is transmitted to the battery pack, the performance of the battery pack is detected by the vibration, the controller also controls the airtight sensor and the camera to start, the sensor and the camera detect the air tightness of the battery pack in the vibration state, and the collected information is transmitted to the controller to analyze the data to judge whether the air tightness of the battery pack is damaged;
in the process of rotating the rotating shaft 30, water enters the rotating shaft 30 and the cavity in the rotating plate 32 through the water flowing port 301, then the water is sprayed out to one side close to the simulation cavity 21 through the nozzle formed in the rotating plate 32, and the water is sprayed out to the surface of the battery pack, so that the influence of rainwater on the performance of the battery pack in a rainwater environment is simulated, the safety of the battery pack is further ensured, the sprayed water flows to one side close to the water passing groove 23 along the slope in the lower machine body 12, and finally flows to the water storage cavity 22 through the water passing groove 23; the electromagnetic valve in the water trough 23 can be controlled to be closed by the controller, water is accumulated in the lower machine body 12, the controller controls the electric cylinder to be started, the push rod in the electric cylinder drives the fixing plate 35 to move towards one side close to the lower machine body 12, and the fixing plate 35 drives the battery pack to move, so that the environment that the battery pack is immersed in the water is simulated; when the battery pack is detected, the upper body 11 and the lower body 12 are separated, and the worker takes out the battery pack.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present invention, and the present invention is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present invention has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. The utility model provides a battery package security detection device of subsidiary environment simulation function which characterized in that: including organism (1), organism (1) comprises last organism (11) and lower organism (12), be provided with in the lateral wall of lower organism (12) and push away the jar, push rod in pushing away the jar connects organism (11), go up organism (11) and lower organism (12) through push rod sliding connection, organism (1) inside is provided with analogue means (2), analogue means (2) include: the simulation device comprises a simulation cavity (21), wherein the simulation cavity (21) is arranged in a machine body (1), a camera is arranged on the side wall of the simulation cavity (21), and a sensor for detection is arranged in the simulation cavity (21);
the bottom of organism (12) down is provided with water storage chamber (22), one side that simulation chamber (21) are close to water storage chamber (22) is provided with water tank (23), be provided with the solenoid valve in water tank (23), water tank (23) intercommunication water storage chamber (22) and simulation chamber (21), the inside of water storage chamber (22) is provided with the pump, a plurality of water flow channel (24) have been seted up to the both sides lateral wall symmetry of organism (12) down, and a plurality of water flow channel (24) are equi-spaced along the side of organism (12) down, a plurality of apopore (25) have been seted up to the surface symmetry of organism (12) down, one water outlet (25) correspond one water flow channel (24), water outlet (25) intercommunication water flow channel (24).
2. The battery pack safety detection apparatus with environment simulation function according to claim 1, wherein: be provided with movable block (26) in apopore (25), be provided with the passageway in movable block (26), be provided with a plurality of inlet opening (261) on the lateral wall of movable block (26), a plurality of inlet opening (261) are arranged around along the axis of movable block (26), the bottom of apopore (25) is provided with arc limit (251), arc limit (251) intercommunication apopore (25), the bottom of movable block (26) is provided with the spring, apopore (25) bottom is connected to spring one end, movable block (26) bottom is connected to the other end of spring.
3. The battery pack safety detection apparatus with environment simulation function according to claim 2, wherein: a plurality of water conveying channels (27) are symmetrically arranged in the side walls of the two sides of the upper machine body (11), the water conveying channels (27) are equally distributed along the side walls of the upper machine body (11), a pressing column (271) is arranged on one side, close to the lower machine body (12), of each water conveying channel (27), channels are arranged in the pressing column (271), the pressing columns (271) are in one-to-one correspondence with the water outlet holes (25), and the channels in the pressing columns (271) are communicated with the water conveying channels (27).
4. A battery pack safety inspection apparatus with environment simulation function according to claim 3, wherein: the water conveying device is characterized in that a water passing cavity (28) is formed in the inner wall of the top of the upper machine body (11), a plurality of water conveying channels (27) extend into the water passing cavity (28), one end of each water conveying channel (27) located in the water passing cavity (28) forms an included angle with the axis of the water passing cavity (28), and a rotating cavity (29) is formed in the central position of the water passing cavity (28).
5. The apparatus for detecting the safety of a battery pack with an environment simulation function according to claim 4, wherein: be provided with pivot (30) in rotating chamber (29), in pivot (30) passed the lateral wall of last organism (11) and stretched into analog chamber (21), pivot (30) are located one side of rotating chamber (29) and are provided with a plurality of flabellum (31), a plurality of flabellum (31) are arranged around along the axis of pivot (30), and adjacent two be provided with runner (301) between flabellum (31), one end that pivot (30) are located analog chamber (21) is provided with a plurality of rotation board (32), and a plurality of rotation board (32) are arranged around the axis of pivot (30), the cavity has been seted up to rotation board (32) and pivot (30) inside, cavity intercommunication runner (301), the bottom of rotation board (32) is provided with the spout.
6. The battery pack safety inspection device with environment simulation function according to claim 5, wherein: the top of last organism (11) is provided with vibrations spring (33), the one end that upper organism (11) was kept away from to vibrations spring (33) is provided with compact heap (34), the end of rotor plate (32) is provided with rubber piece (321), rubber piece (321) are connected with vibrations spring (33).
7. The battery pack safety detection apparatus with environment simulation function according to claim 1, wherein: the bottom of organism (12) is provided with the slope down, the inside of organism (12) is provided with the electric jar down, the push rod in the electric jar is provided with fixed plate (35) near the one end of last organism (11), the inner wall of fixed plate (35) is provided with elevating block (36), elevating block (36) and fixed plate (35) sliding connection, be provided with the chute on the lateral wall of elevating block (36), be provided with airtight sensor on the lateral wall of fixed plate (35).
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| CN202311020711.0A CN117048335B (en) | 2023-08-14 | 2023-08-14 | Battery pack safety detection device with environment simulation function |
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| CN202311020711.0A CN117048335B (en) | 2023-08-14 | 2023-08-14 | Battery pack safety detection device with environment simulation function |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| KR20080071777A (en) * | 2007-01-31 | 2008-08-05 | 오성엘에스티(주) | Apparatus for testing battery in pressure |
| CN201096874Y (en) * | 2007-09-21 | 2008-08-06 | 深圳市比克电池有限公司 | Needle stick experimental machine |
| WO2011003799A1 (en) * | 2009-07-08 | 2011-01-13 | Robert Bosch Gmbh | Device for safely testing batteries |
| CN107238799A (en) * | 2016-03-28 | 2017-10-10 | 新材料与产业技术北京研究院 | Battery test apparatus |
| CN208367180U (en) * | 2018-07-17 | 2019-01-11 | 珠海出入境检验检疫局检验检疫技术中心 | A kind of multi-environment lower lithium battery service life experimental provision |
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2023
- 2023-08-14 CN CN202311020711.0A patent/CN117048335B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20080071777A (en) * | 2007-01-31 | 2008-08-05 | 오성엘에스티(주) | Apparatus for testing battery in pressure |
| CN201096874Y (en) * | 2007-09-21 | 2008-08-06 | 深圳市比克电池有限公司 | Needle stick experimental machine |
| WO2011003799A1 (en) * | 2009-07-08 | 2011-01-13 | Robert Bosch Gmbh | Device for safely testing batteries |
| CN107238799A (en) * | 2016-03-28 | 2017-10-10 | 新材料与产业技术北京研究院 | Battery test apparatus |
| CN208367180U (en) * | 2018-07-17 | 2019-01-11 | 珠海出入境检验检疫局检验检疫技术中心 | A kind of multi-environment lower lithium battery service life experimental provision |
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| CN117048335A (en) | 2023-11-14 |
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