CN111323714A - New energy automobile battery system burning test device - Google Patents
New energy automobile battery system burning test device Download PDFInfo
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- CN111323714A CN111323714A CN202010236734.5A CN202010236734A CN111323714A CN 111323714 A CN111323714 A CN 111323714A CN 202010236734 A CN202010236734 A CN 202010236734A CN 111323714 A CN111323714 A CN 111323714A
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- 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]
- G01R31/385—Arrangements for measuring battery or accumulator variables
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N25/00—Investigating or analyzing materials by the use of thermal means
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Abstract
The invention relates to a new energy automobile battery system burning test device which comprises an oil pan placing and transferring device and a stopping mechanism, wherein an oil pan and a covering mechanism are placed on the oil pan placing and transferring device, the covering mechanism is positioned on the left side of the oil pan, the oil pan is a box body with an opening at the top, the new energy automobile battery system burning test device further comprises a lifting type test support arranged above the middle part of the oil pan placing and transferring device, and support legs of the lifting type test support are fixed on the oil pan placing and transferring device. The invention has the following beneficial effects: after the battery pack or the system is installed on the electric automobile, the surface temperature of the battery pack or the system is suddenly increased when the electric automobile passes through a high-temperature ground or a ground with flame, and various conditions which may occur due to the sudden temperature increase of the battery pack or the system in a short time are observed. Through the electric automobile power battery burning test, the stability of the battery module can be determined, and support is provided for the use of a new energy automobile power battery system.
Description
Technical Field
The invention relates to a new energy automobile battery system burning test device, and belongs to the technical field of special detection instruments for power battery packs or system safety tests.
Background
With the world's energy crisis and environmental issues becoming more prominent, the automotive industry faces serious challenges. On one hand, the petroleum resource is in shortage, the automobile is a fuel-consuming household, the heat efficiency of the current internal combustion engine is lower, only 35% -40% of heat energy generated by fuel combustion is used for actual automobile running, and the contradiction is aggravated by the conservation quantity of the automobile which is increased in section; on the other hand, the environmental pollution is aggravated by the heavy use of automobiles, and the noise of automobiles is one of the main contents of the environmental noise pollution.
In real life, people need to meet the material civilization requirements of people on the living goods, namely the automobile, the pollution and the damage of the automobile to the environment are reduced, and other clean energy sources are replaced, so that new energy automobiles are bred.
The new energy automobile adopts unconventional automobile fuel as a power source (or adopts conventional automobile fuel but adopts a novel vehicle-mounted power device), integrates advanced technologies in the aspects of power control and driving of the automobile, and forms an automobile with advanced technical principle, new technology and new structure. New energy automobile includes: hybrid Electric Vehicles (HEV), electric only vehicles (BEV), fuel cell vehicles (FCEV), hydrogen engine vehicles as well as gas vehicles, alcohol ether vehicles, and the like.
In recent years, however, safety accidents of new energy automobiles frequently occur. According to incomplete statistics, the number of electric automobile fire accidents occurring in three months of 7, 8 and 9 in 2019 exceeds the total number of electric automobile fire accidents occurring in the whole year in 2018. It is noted that in the event of fire of these electric vehicles, many of them are related to the power battery mounted thereon. It can be seen that the reliability of the power battery is directly related to the personal and property safety of the consumer.
The device for testing the battery system of the new energy automobile is used for simulating the situation that the surface temperature of the battery pack or the system rises suddenly when the electric automobile passes through a high-temperature ground or a ground with flame after the battery pack or the system is installed on the electric automobile, and observing various situations which may occur due to the sudden rise of the temperature of the battery pack or the system in a short time.
Disclosure of Invention
According to the defects in the prior art, the technical problems to be solved by the invention are as follows: in order to solve one of the problems, the device for testing the battery system of the new energy automobile is provided, which simulates the situation that the surface temperature of the battery pack or the system is suddenly increased when the electric automobile passes through a high-temperature ground or a ground with flame after the battery pack or the system is installed on the electric automobile, and observes various situations which may occur due to the sudden temperature increase of the battery pack or the system in a short time.
The invention relates to a new energy automobile battery system fire test device, which is characterized in that: place and transfer device and shelves stop the mechanism including the food tray, the food tray is placed and is placed food tray and cover mechanism on the transfer device, cover the left side that the mechanism is located the food tray, the food tray is open-top's box, still including installing the over-and-under type test support of placing and transfer device middle part top at the food tray, the supporting leg of over-and-under type test support is fixed on the food tray is placed and transfer device, still including installing the shelves stop the mechanism of placing and transfer device middle part below at the food tray.
Preferably, the oil pan placing and transferring device comprises a carrier roller mounting frame with supporting legs, a head end driving carrier roller is rotatably mounted at the front end of the carrier roller mounting frame, a tail end driving carrier roller is rotatably mounted at the tail end of the carrier roller mounting frame, a plurality of head end driven carrier rollers which are arranged in a straight line shape at equal intervals are rotatably mounted on the carrier roller mounting frame at the left side of the head end driving carrier roller, a plurality of tail end driven carrier rollers which are arranged in a straight line shape at equal intervals are rotatably mounted on the carrier roller mounting frame at the right side of the tail end driving carrier roller, a preset distance is reserved between the adjacent head end driven carrier rollers and the tail end driven carrier rollers for a gear stop mechanism to pass through, a driving gear A is arranged at one end of the head end driving carrier roller, a driven gear A is arranged at one end of each head end driven carrier roller, two adjacent driven, the one end of tail end initiative bearing roller is provided with driving gear B, the one end of every tail end driven bearing roller all is provided with driven gear B, two adjacent driven gear B are in the same place through turning to idle wheel C meshing, leftmost driven gear B is in the same place through turning to idle wheel D and driving gear B meshing, still install the rotatory head end gear motor that is used for driving head end initiative bearing roller on the bearing roller mounting bracket, still install the rotatory tail end gear motor that is used for driving tail end initiative bearing roller on the bearing roller mounting bracket, turn to idle wheel A, turn to idle wheel B, turn to idle wheel C and turn to idle wheel D and all rotate the one side of installing at the bearing roller mounting bracket.
Preferably, the oil pan is a box body with an opening at the top, and comprises a bottom plate, wherein the periphery of the bottom plate is provided with side edges extending upwards, a plurality of parallel partition plates are arranged in an inner cavity of the box body, and the inner cavity is divided into a plurality of small oil storage cavities by the partition plates.
Preferably, over-and-under type test support places and the fretwork chassis in transfer device top including being located the food tray, is provided with a lift cover on the four corners on fretwork chassis respectively, the lift cover is established on the lift slide bar, and the cross-section of lift slide bar is the rectangle, and the bottom mounting of lift slide bar is on the bearing roller mounting bracket, and a plurality of pinhole one have been seted up to lift slide bar top-down, have seted up on the lift cover with a pinhole complex insert the pinhole, insert the round pin axle and penetrate insert in pinhole and the pinhole that corresponds one.
Preferably, the covering mechanism comprises a covering base, one side of the covering base extends horizontally outwards to form a covering plate body, and the height of the covering plate body is slightly higher than that of the oil pan.
Preferably, the stop mechanism comprises a first support seat and a second support seat which are identical in structure and symmetrically installed, the first support seat comprises a first oil cylinder installation base, a first lifting oil cylinder is installed at the top of the first oil cylinder installation base, a first connecting rod frame is installed at the top of the first lifting oil cylinder, the second support seat comprises a second oil cylinder installation base, a second lifting oil cylinder is installed at the top of the second oil cylinder installation base, a second connecting rod frame is installed at the top of the second lifting oil cylinder, two ends of a first blocking rod are fixed on the front portions of the first connecting rod frame and the second connecting rod frame respectively, two ends of a second blocking rod are fixed at the rear ends of the first connecting rod frame and the second connecting rod frame respectively, the first blocking rod and the second blocking rod are arranged in parallel, and the first oil cylinder installation base and the second oil.
Preferably, the first connecting rod frame comprises a first cylinder body sliding sleeve and a second cylinder body sliding sleeve which are arranged on two sides of a first cylinder body of the lifting oil cylinder, a first cylinder body sliding rod and a second cylinder body sliding rod are respectively arranged in the first cylinder body sliding sleeve and the second cylinder body sliding sleeve in a sliding mode, the tops of the first cylinder body sliding rod and the second cylinder body sliding rod are respectively fixed at two ends of a top plate, the middle of the top plate is fixed at the top end of a piston rod of the first lifting oil cylinder, and the ends of the first blocking rod and the second blocking rod are respectively fixed at the.
Preferably, the first connecting rod rest and the second connecting rod rest are identical in structure, and the first lifting oil cylinder and the second lifting oil cylinder are single-piston-rod oil cylinders.
Preferably, the front end and the rear end of the carrier roller mounting frame are both provided with anti-falling stop rods.
Preferably, a driving belt pulley A is mounted on a power output shaft of the tail end speed reducing motor, and the driving belt pulley A is in power connection with a driven belt pulley A at the end part of the head end driving carrier roller through a belt; and a driving belt pulley B is mounted on a power output shaft of the head end speed reducing motor and is in power connection with a driven belt pulley B at the end part of the carrier roller mounting frame through a belt.
Compared with the prior art, the invention has the following beneficial effects:
1. the new energy automobile battery system fire test device simulates the situation that the surface temperature of the battery pack or the system rises suddenly when the electric automobile passes through a high-temperature ground or a ground with flame after the battery pack or the system is installed on the electric automobile, and observes various situations which may occur due to the sudden rise of the temperature of the battery pack or the system in a short time.
2. The new energy automobile battery system burning test device is used for electric automobile power battery burning tests, and can place a battery pack on the hollowed-out chassis and place an oil tray below the battery pack to be tested by using the head-end driving carrier roller and the head-end driven carrier roller, so that external burning tests of batteries are more systematic and standardized, and the tests are convenient to perform.
3. According to the new energy automobile battery system fire test device, the stability of the use of the battery module can be determined through an electric automobile power battery fire test, and support is provided for the use of the new energy automobile power battery system.
4. According to the new energy automobile battery system burning test device, the stopping mechanism can block or release the oil pan and the covering mechanism on the oil pan placing and transferring device, and the head end speed reducing motor and the tail end speed reducing motor do not need to be started and stopped frequently, so that the loss of the head end speed reducing motor and the tail end speed reducing motor is reduced, and the maintenance cost is saved.
Drawings
In order to more clearly illustrate the detailed description of the invention or the technical solutions in the prior art, the drawings that are needed in the detailed description of the invention or the prior art will be briefly described below. Throughout the drawings, like elements or portions are generally identified by like reference numerals. In the drawings, elements or portions are not necessarily drawn to scale.
FIG. 1 is a front view of the present invention;
fig. 2 is a top view of the idler mounting frame of the present invention;
FIG. 3 is a perspective view of the lift test stand of the present invention;
FIG. 4 is a perspective view of the park mechanism of the present invention;
FIG. 5 is a perspective view of the oil pan of the present invention;
fig. 6 is a perspective view of the covering mechanism of the present invention.
In the figure: 1. an oil pan 2, an oil pan placing and transferring device 2.1, a carrier roller mounting frame 2.2, a head end driving carrier roller 2.3, a tail end driving carrier roller 2.4, a head end driven carrier roller 2.5, a tail end driven carrier roller 2.6, a head end speed reducing motor 2.7, a tail end speed reducing motor 2.8, a driving gear A2.9, a driven gear A2.10, a driving gear B2.11, a driven gear B3, a lifting test support 3.1, a hollow chassis 3.2, a lifting sleeve 3.3, a lifting slide rod 3.4, an insertion pin shaft 3.5, an insertion pin hole 4, a covering mechanism 4.1, a covering base 4.2, a covering plate body 5, a stopping mechanism 5.1, an oil cylinder mounting base I5.2, a lifting oil cylinder I5.3, an oil cylinder mounting base II 5.4, a lifting oil cylinder II 5.5.5, a connecting rod frame I5.1, a cylinder body sliding sleeve I5.5.2, a cylinder body I5.3, a cylinder body sliding sleeve II 5.5.5.4, a, The top plate 5.6, the connecting rod frame II 5.7, the blocking rod I5.8, the blocking rod II 6, the anti-falling blocking rod 7, the battery pack 8, the steering idle wheel A9, the steering idle wheel B10, the steering idle wheel C11 and the steering idle wheel D.
Detailed Description
The invention is further described below with reference to the accompanying drawings:
the present invention is further illustrated by the following specific examples, which are not intended to limit the scope of the invention, and any modifications, equivalents, improvements, etc. made within the spirit and principle of the present invention should be included in the scope of the present invention.
Examples
As shown in fig. 1-6, new energy automobile battery system burning test device, including that the food tray is placed and transfer device 2 and shelves stop the mechanism 5, food tray is placed and is placed on transfer device 2 and cover mechanism 4, cover mechanism 4 is located the left side of food tray 1, food tray 1 is open-top's box, still includes to install the over-and-under type test stand 3 of placing and transfer device 2 middle part top at the food tray, the supporting leg of over-and-under type test stand 3 is fixed on food tray is placed and transfer device 2, still includes to install and place and transfer device 2 middle part below shelves stop the mechanism 5 at the food tray.
In this embodiment, the oil pan placing and transferring device 2 includes a roller mounting frame 2.1 with support legs, a head end driving roller 2.2 is rotatably mounted at the front end of the roller mounting frame 2.1, a tail end driving roller 2.3 is rotatably mounted at the tail end of the roller mounting frame 2.1, a plurality of head end driven rollers 2.4 arranged in a straight line and equidistantly are rotatably mounted on the roller mounting frame 2.1 at the left side of the head end driving roller 2.2, a plurality of tail end driven rollers 2.5 arranged in a straight line and equidistantly are rotatably mounted on the roller mounting frame 2.1 at the right side of the tail end driving roller 2.3, a preset distance is provided between the adjacent head end driven rollers 2.4 and the tail end driven rollers 2.5 for the gear stop mechanism 5 to pass through, a driving gear a2.8 is provided at one end of the head end driving roller 2.2, a driven gear a2.9 is provided at one end of each head end driven roller 2.4, two adjacent driven gears a2.9 are engaged together, the rightmost driven gear A2.9 is meshed with a driving gear A2.8 through a steering idle gear B9, one end of a tail end driving carrier roller 2.3 is provided with a driving gear B2.10, one end of each tail end driven carrier roller 2.5 is provided with a driven gear B2.11, two adjacent driven gears B2.11 are meshed together through a steering idle gear C10, the leftmost driven gear B2.11 is meshed together with the driving gear B2.10 through a steering idle gear D11, a head end speed reducing motor 2.6 for driving the head end driving carrier roller 2.2 to rotate is further arranged on a carrier roller mounting rack 2.1, a tail end speed reducing motor 2.7 for driving the tail end driving carrier roller 2.3 to rotate is further arranged on the carrier roller mounting rack 2.1, and the steering idle gear A8, the steering idle gear B9, the steering idle gear C10 and the steering idle gear D11 are rotatably arranged on one side of the carrier roller mounting rack 2.1; the oil pan 1 is a box body with an opening at the top, and comprises a bottom plate, wherein the periphery of the bottom plate is provided with side edges extending upwards, a plurality of parallel partition plates are arranged in an inner cavity of the box body, and the inner cavity is divided into a plurality of small oil storage cavities by the partition plates; the lifting type test support 3 comprises a hollow chassis 3.1 positioned above the oil disc placing and transferring device 2, four corners of the hollow chassis 3.1 are respectively provided with a lifting sleeve 3.2, the lifting sleeve 3.2 is sleeved on a lifting slide bar 3.3, the section of the lifting slide bar 3.3 is rectangular, the bottom end of the lifting slide bar 3.3 is fixed on the carrier roller mounting frame 2.1, the lifting slide bar 3.3 is provided with a plurality of first pin holes from top to bottom, the lifting sleeve 3.2 is provided with an insertion pin hole 3.5 matched with the first pin hole, and an insertion pin shaft 3.4 penetrates into the insertion pin hole 3.5 and the corresponding first pin hole; the covering mechanism 4 comprises a covering base 4.1, a covering plate body 4.2 extends outwards horizontally from one side of the covering base 4.1, and the height of the covering plate body 4.2 is slightly higher than that of the oil pan 1; the stopping mechanism 5 comprises a first supporting seat and a second supporting seat which are identical in structure and are symmetrically installed, the first supporting seat comprises a first oil cylinder installation base 5.1, a first lifting oil cylinder 5.2 is installed at the top of the first oil cylinder installation base 5.1, a first connecting rod frame 5.5 is installed at the top of the first lifting oil cylinder 5.2, the second supporting seat comprises a second oil cylinder installation base 5.3, a second lifting oil cylinder 5.4 is installed at the top of the second oil cylinder installation base 5.3, a second connecting rod frame 5.6 is installed at the top of the second lifting oil cylinder 5.4, two ends of a first blocking rod 5.7 are respectively fixed at the front parts of the first connecting rod frame 5.5 and the second connecting rod frame 5.6, two ends of a second blocking rod 5.8 are respectively fixed at the rear ends of the first connecting rod frame 5.5 and the second connecting rod frame 5.6, the first blocking rod 5.7 and the second blocking rod 5.8 are arranged in parallel, and the first oil cylinder installation base 5.1 and the second oil; the first connecting rod frame 5.5 comprises a first cylinder body sliding sleeve 5.5.1 and a second cylinder body sliding sleeve 5.5.3 which are arranged on two sides of a first 5.2 cylinder body of the lifting oil cylinder, a first 5.5.2 cylinder body sliding rod and a second 5.5.4 cylinder body sliding rod are respectively arranged in the first 5.5.1 cylinder body sliding sleeve and the second 5.5.3 cylinder body sliding sleeve in a sliding manner, the tops of the first 5.5.2 cylinder body sliding rod and the second 5.5.4 cylinder body sliding rod are respectively fixed at two ends of a top plate 5.5.5, the middle part of the top plate 5.5.5 is fixed at the top end of a piston rod of the first 5.2 lifting oil cylinder, and the ends of the first 5.7 blocking rod and the second 5.8 blocking rod are respectively fixed at the upper parts of the second 5.4; the first connecting rod rest 5.5 and the second connecting rod rest 5.6 are the same in structure, and the first lifting oil cylinder 5.2 and the second lifting oil cylinder 5.4 are single-piston-rod oil cylinders; anti-falling stop rods 6 are arranged at the front end and the rear end of the carrier roller mounting rack 2.1; a driving belt pulley A is mounted on a power output shaft of the tail end speed reducing motor 2.7, and the driving belt pulley A is in power connection with a driven belt pulley A at the end part of the head end driving carrier roller 2.2 through a belt; a driving belt pulley B is mounted on a power output shaft of the head end speed reducing motor 2.6 and is in power connection with a driven belt pulley B at the end part of the carrier roller mounting frame 2.1 through a belt.
The working principle of the invention is as follows: 1. in the test, the size of the oil pan 1 containing gasoline exceeds the horizontal size of the battery pack 7 to be tested by 20 cm and does not exceed 50 cm. The height of the oil pan 1 is not more than 8 cm higher than the surface of gasoline. The distance between the gasoline liquid level and the test object is set to be 50 cm, and the distance simulates the height of the bottom surface of the test object from the ground under the empty state of the vehicle.
2. Rise shelves and stop mechanism 5, battery pack 7 is placed on fretwork chassis 3.1 simultaneously, light the oil of burning (that is to say at the right-hand member end of bearing roller mounting bracket 2.1) in the place far away from 7 at least 3m of the battery pack under test, oil pan 1 is located the rightmost side of bearing roller mounting bracket 2.1 promptly, through 60 seconds of preheating the back, start head end gear motor 2.6, head end initiative bearing roller 2.2 and head end driven bearing roller 2.4 transports the oil pan to 7 below of equipment under test group battery, the left side of oil pan 1 supports and leans on the second 5.8 of bar that hinders.
3. The test subject battery pack 7 was directly exposed to the flame for 70 seconds.
4. And starting the tail end speed reducing motor 2.7, and transferring the covering mechanism 4 to the right side by the tail end driving carrier roller 2.3 and the tail end driven carrier roller 2.5 until the covering base 4.1 abuts against the first blocking rod 5.7, and covering the oil tray by the covering plate body 4.2. The test object battery pack 7 is tested in this state for 60 seconds. Alternatively, direct exposure to the flame was continued for 60 seconds.
5. Will start head end gear motor 2.6 reversal and tail end gear motor 2.7 corotation, food tray 1 and cover mechanism 4 normal position of resumeing, observe 2 hours, after the experiment, in order to avoid in the food tray 1 petrol evaporation to meet heat or mars all probably burn, the explosion, start tail end gear motor 2.7 reversal, head end gear motor 2.6 corotation, gear stopping mechanism 5 falls simultaneously, cover mechanism 4 transports to head end driven carrier roller 2.4 from tail end driven carrier roller 2.5 on, cover plate body 4.2 covers on the food tray.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (10)
1. The utility model provides a new energy automobile battery system fires test device which characterized in that: place and transfer device (2) and shelves stop mechanism (5) including the food tray, the food tray is placed and is placed food tray (1) and cover mechanism (4) on transfer device (2), cover mechanism (4) and be located the left side of food tray (1), food tray (1) is open-top's box, still including installing lift-type test support (3) of placing and transfer device (2) middle part top at the food tray, the supporting leg of lift-type test support (3) is fixed on the food tray is placed and transfer device (2), still including installing shelves stop mechanism (5) of placing and transfer device (2) middle part below at the food tray.
2. The new energy automobile battery system fire test device of claim 1, characterized in that: the oil disc placing and transferring device (2) comprises a carrier roller mounting frame (2.1) with supporting legs, a head end driving carrier roller (2.2) is installed at the front end of the carrier roller mounting frame (2.1) in a rotating mode, a tail end driving carrier roller (2.3) is installed at the tail end of the carrier roller mounting frame (2.1) in a rotating mode, a plurality of head end driven carrier rollers (2.4) which are arranged in a straight line shape at equal intervals are installed on the carrier roller mounting frame (2.1) on the left side of the head end driving carrier roller (2.2) in a rotating mode, a plurality of tail end driven carrier rollers (2.5) which are arranged in a straight line shape at equal intervals are installed on the carrier roller mounting frame (2.1) on the right side of the tail end driving carrier roller (2.3) in a rotating mode, a preset distance is reserved between the adjacent head end driven carrier rollers (2.4) and the tail end driven carrier rollers (2.5) to enable a gear stopping mechanisms (5) to penetrate through, a driving gear A, two adjacent driven gears A (2.9) are meshed together through a steering idle gear A (8), the driven gear A (2.9) at the rightmost side is meshed together with a driving gear A (2.8) through the steering idle gear B (9), one end of a tail end driving carrier roller (2.3) is provided with a driving gear B (2.10), one end of each tail end driven carrier roller (2.5) is provided with a driven gear B (2.11), two adjacent driven gears B (2.11) are meshed together through a steering idle gear C (10), the driven gear B (2.11) at the leftmost side is meshed together with the driving gear B (2.10) through a steering idle gear D (11), a head end speed reducing motor (2.6) for driving the head end driving carrier roller (2.2) to rotate is further installed on a carrier roller installation rack (2.1), and a tail end motor (2.7) for driving the tail end driving carrier roller (2.3) to rotate is further installed on the carrier roller installation rack (2.1), the steering intermediate wheel A (8), the steering intermediate wheel B (9), the steering intermediate wheel C (10) and the steering intermediate wheel D (11) are rotatably arranged on one side of the carrier roller mounting frame (2.1).
3. The new energy automobile battery system fire test device of claim 2, characterized in that: the oil pan (1) is a box body with an opening at the top, and comprises a bottom plate, wherein the periphery of the bottom plate is provided with side edges extending upwards, a plurality of parallel partition plates are installed in an inner cavity of the box body, and the inner cavity is divided into a plurality of small oil storage cavities by the partition plates.
4. The new energy automobile battery system fire test device of claim 3, characterized in that: over-and-under type test stand (3) are including being located the food tray and placing fretwork chassis (3.1) with transfer device (2) top, are provided with a lift cover (3.2) on the four corners of fretwork chassis (3.1) respectively, lift cover (3.2) cover is established on lift slide bar (3.3), and the cross-section of lift slide bar (3.3) is the rectangle, and the bottom mounting of lift slide bar (3.3) is on bearing roller mounting bracket (2.1), and a plurality of pinhole one have been seted up to lift slide bar (3.3) top-down, have seted up on lift cover (3.2) with a pinhole complex insert pinhole (3.5), insert round pin axle (3.4) penetrate insert pinhole (3.5) and corresponding pinhole in one.
5. The new energy automobile battery system fire test device of claim 4, characterized in that: the covering mechanism (4) comprises a covering base (4.1), a covering plate body (4.2) extends outwards horizontally on one side of the covering base (4.1), and the height of the covering plate body (4.2) is slightly higher than that of the oil pan (1).
6. The new energy automobile battery system fire test device of claim 5, characterized in that: the stop mechanism (5) comprises a first supporting seat and a second supporting seat which have the same structure and are symmetrically arranged, the first supporting seat comprises a first oil cylinder mounting base (5.1), a first lifting oil cylinder (5.2) is mounted at the top of the first oil cylinder mounting base (5.1), a first connecting rod frame (5.5) is mounted at the top of the first lifting oil cylinder (5.2), the second supporting seat comprises a second oil cylinder mounting base (5.3), two (5.4) of lift cylinder are installed at hydro-cylinder installation base two (5.3) top, link frame two (5.6) are installed at the top of two (5.4) of lift cylinder, block that the both ends of pole one (5.7) are fixed respectively in the front portion of link frame one (5.5) and link frame two (5.6), block that the both ends of pole two (5.8) are fixed respectively in the rear end of link frame one (5.5) and link frame two (5.6), block pole one (5.7) and block that the parallel arrangement of pole two (5.8), hydro-cylinder installation base one (5.1) and hydro-cylinder installation base two (5.3) are fixed subaerial through the earth anchor bolt.
7. The new energy automobile battery system fire test device of claim 6, characterized in that: the connecting rod frame I (5.5) comprises a cylinder body sliding sleeve I (5.5.1) and a cylinder body sliding sleeve II (5.5.3) which are arranged on two sides of a cylinder body of the lifting oil cylinder I (5.2), a cylinder body sliding rod I (5.5.2) and a cylinder body sliding rod II (5.5.4) are arranged in the cylinder body sliding sleeve I (5.5.1) and the cylinder body sliding sleeve II (5.5.3) in a sliding mode respectively, the tops of the cylinder body sliding rod I (5.5.2) and the cylinder body sliding rod II (5.5.4) are fixed at two ends of a top plate (5.5.5), the middle of the top plate (5.5.5) is fixed at the top end of a piston rod of the lifting oil cylinder I (5.2), and the ends of a blocking rod I (5.7) and a blocking rod II (5.8) are fixed at the upper portions of the cylinder body sliding rod II (5.5.4) and.
8. The new energy automobile battery system fire test device of claim 7, characterized in that: the first connecting rod rest (5.5) and the second connecting rod rest (5.6) are identical in structure, and the first lifting oil cylinder (5.2) and the second lifting oil cylinder (5.4) are single-piston-rod oil cylinders.
9. The new energy automobile battery system fire test device of claim 8, characterized in that: anti-falling stop rods (6) are mounted at the front end and the rear end of the carrier roller mounting frame (2.1).
10. The new energy automobile battery system fire test device of claim 9, characterized in that: a driving belt pulley A is mounted on a power output shaft of the tail end speed reducing motor (2.7), and the driving belt pulley A is in power connection with a driven belt pulley A at the end part of the head end driving carrier roller (2.2) through a belt; a driving belt pulley B is mounted on a power output shaft of the head end speed reducing motor (2.6), and the driving belt pulley B is in power connection with a driven belt pulley B at the end part of the carrier roller mounting frame (2.1) through a belt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010236734.5A CN111323714A (en) | 2020-03-30 | 2020-03-30 | New energy automobile battery system burning test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
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| CN113219346A (en) * | 2021-03-24 | 2021-08-06 | 浙江合众新能源汽车有限公司 | Battery pack thermal runaway test device and test method |
| CN114019263A (en) * | 2020-07-16 | 2022-02-08 | 哲弗智能系统（上海）有限公司 | Battery thermal runaway experimental device |
| CN118191602A (en) * | 2024-05-17 | 2024-06-14 | 山东理工职业学院 | New energy automobile battery explosion-proof performance detection device |
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Application publication date: 20200623 |