CN210834803U

CN210834803U - High-safety mobile new energy automobile battery system fire test system

Info

Publication number: CN210834803U
Application number: CN201921114313.4U
Authority: CN
Inventors: 姜学全
Original assignee: Guangxi Blue Innovation Energy Technology Co ltd
Current assignee: Guangxi Blue Innovation Energy Technology Co ltd
Priority date: 2019-07-16
Filing date: 2019-07-16
Publication date: 2020-06-23
Anticipated expiration: 2029-07-16

Abstract

The utility model provides a high-safety mobile new energy automobile battery system fire test system, which comprises a test frame part, a lower support plate, a conveyor belt arranged above the lower support plate and a bottom lifting motor arranged at the bottom of the lower support plate; the output end of the top of the bottom lifting motor is connected with the bottom of the lower supporting plate, the testing frame component comprises an outer square metal ring and four table leg parts arranged at the bottom of the outer square metal ring, a main lifting slide block is arranged on the side end face of the lower supporting plate and sleeved outside the table leg parts, and an oil pan component is arranged at the top of the conveyor belt; through setting up test jig part, food tray part, conveyer belt, bottom suspension fagging, main lifting slide and bottom elevator motor, can place the battery at the top of test jig part and utilize the conveyer belt to remove the position of food tray part to make the outside burning by fire of battery experiment systematized more, standardization, also make things convenient for going on of experiment simultaneously.

Description

High-safety mobile new energy automobile battery system fire test system

Technical Field

The utility model particularly relates to a high safe portable new energy automobile battery system fire test system.

Background

Under the large background that gas changes are increasingly serious, the development of the new energy industry is generally concerned by governments of various countries, the development of the whole new energy industry is further promoted, and the new energy industry becomes a new growth point of global economy. Meanwhile, the new energy automobile industry in China also enters a rapid development stage, the new energy automobile technology is continuously improved, the industrial scale is rapidly improved, and the new energy automobile equipment manufacturing level and the industrialization technical level are rapidly improved. As for a heart power battery system of an electric automobile, a test evaluation technology is more and more concerned, the continuous and healthy development of a lithium ion battery can be ensured only when the power battery system is subjected to a more rigorous test, and more detection mechanisms and new energy automobile detection manufacturers pay more attention to the evaluation of external burning safety of the power battery system in the battery test evaluation process. The lithium ion battery system carries out external firing according to the standard GB/T31467.3-2015 lithium ion power storage battery pack for electric automobiles and the part 3 of the system: safety requirements and test methods, in the standard, an external fire test of the battery system is crucial to the test of the safety of the battery system, and therefore, the external fire test of the battery system is also crucial to the accurate evaluation of the external fire test of the battery system. The conventional device used in the external burning test of the battery system of the electric vehicle is basically a simple and temporary built device, a reasonable and efficient mechanical device is not provided, a plurality of abnormal conditions are easily generated in the test process, and the test efficiency of the product is lower; meanwhile, the battery fire test system has a large volume and a heavy weight, and if the battery fire test system is fixed by a plurality of support columns and is placed on the ground of a factory for a long time, the ground is cracked or the surface layer is broken, at the moment, if the battery test system is replaced, the battery test system is uneven due to ground breakage, so that the battery test system is easy to turn on one's side or shake, and if gasoline is shaken out, the battery fire test system is very dangerous; therefore, a high-safety mobile new energy automobile battery system burning test system is urgently needed to solve the problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to prior art not enough, provide a high safe portable new energy automobile battery system fires test system, this high safe portable new energy automobile battery system fires test system and can solve above-mentioned problem well.

In order to meet the above requirements, the utility model adopts the following technical scheme: the high-safety mobile new energy automobile battery system burning test system comprises a test frame part, a lower support plate, a conveyor belt arranged above the lower support plate and a bottom lifting motor arranged at the bottom of the lower support plate; the output end of the top of the bottom lifting motor is connected with the bottom of the lower supporting plate, the testing frame component comprises an outer square metal ring and four table leg components arranged at the bottom of the outer square metal ring, a main lifting slide block is arranged on the side end face of the lower supporting plate and sleeved outside the table leg components, and an oil pan component is arranged at the top of the conveyor belt; the outer side end face of the main lifting slide block is connected with a first protection plate through a first rotating connection part, the other end of the first protection plate is connected with a second protection plate through a second rotating connection part, the other end of the second protection plate is connected with one end of a telescopic rod part through a third rotating connection part, and the other end of the telescopic rod part is connected with a fixed disc part; the oil pan part comprises a square metal groove, an inclined supporting plate which is arranged at the top of the square metal groove and is inclined at an angle of forty-five degrees, and a fire baffle plate which is arranged on the inclined supporting plate, the upper end surface of the inclined supporting plate is provided with a ball, the upper end surfaces of two sides of the inclined supporting plate are respectively provided with a side limiting plate, the bottom of the inclined supporting plate is provided with a fire baffle limiting part, the output end of the top of the fire baffle limiting part passes through the inclined supporting plate and is blocked at the bottom of the fire baffle, the top of the square metal groove is provided with a side air outlet, the insides of four side end faces of the square metal groove are respectively provided with an air adjusting pump, the air inlet end of the air adjusting pump is communicated with an air inlet arranged on the outer side end face of the square metal groove, the air outlet end of the air adjusting pump is communicated with the side air outlet hole through an air pipe arranged inside the side wall of the square metal groove; a carbon dioxide storage cavity and a fire extinguishing air pump component are respectively arranged in the four table leg components, the air inlet end of the fire extinguishing air pump component is communicated with the carbon dioxide storage cavity, the air outlet end of the fire extinguishing air pump component is communicated with a fire extinguishing nozzle arranged at the vertex angle of the upper end face of the outer square metal ring through an inner guide pipe arranged in the table leg components, the four inner side end faces of the outer square metal ring are respectively provided with an upper metal slide rail component which is horizontally arranged and connected with the outer end face of the inner square metal ring, the four upper metal slide rail components are respectively provided with an upper adjusting slide block which slides along the upper metal slide rail component, and the top of each upper adjusting slide block is provided with a vertical upper battery limit baffle; the testing jig comprises a testing jig component and is characterized by further comprising a bottom mounting and fixing component arranged below the testing jig component, wherein the bottom mounting and fixing component comprises a lower fixing metal plate and a shock pad arranged at the bottom of the lower fixing metal plate, five mounting grooves are formed in the upper end face of the lower fixing metal plate, four table leg components and bottom lifting motors are respectively provided with a lower fixing block component at the bottom, an inner insertion plate used for being inserted into the mounting grooves is respectively arranged at the bottom of the lower fixing block component, a slope-shaped groove body communicated with the mounting grooves is respectively arranged at the rear end of the mounting grooves, a limiting clamping block is inserted into the slope-shaped groove body, a vertically-arranged bottom fixing screw is inserted into the limiting clamping block, and the bottom of the bottom fixing screw is inserted into a bottom fixing screw hole formed in the upper end face of the lower fixing.

This high safe portable new energy automobile battery system fire test system has the following advantage:

by arranging the test frame part, the oil pan part, the conveyor belt, the lower support plate, the main lifting slide block and the bottom lifting motor, the battery can be placed at the top of the test frame part, and the conveyor belt is used for moving the position of the oil pan part, so that the external fire experiment of the battery is more systematic and standardized, and the experiment is convenient to carry out; through setting up bottom installation fixed part to fixed block part can lay bottom installation fixed part subaerial earlier when using under table leg part and bottom elevator motor's bottom setting, and will fix in inserting the mounting groove fixed block part down, just so avoided directly placing this test system subaerial because overweight and cause the damage to factory floor.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:

fig. 1 schematically shows a structural schematic diagram of a high-safety mobile new energy vehicle battery system burning test system according to an embodiment of the present application.

Fig. 2 schematically shows a structural schematic diagram of a high-safety mobile new energy vehicle battery system burning test system according to an embodiment of the application.

Fig. 3 schematically shows a structural schematic diagram of an oil pan component of a high-safety mobile new energy automobile battery system fire test system according to an embodiment of the application.

Fig. 4 schematically shows a structural schematic diagram of a test jig component of a high-safety mobile new energy automobile battery system burning test system according to an embodiment of the application.

Fig. 5 schematically shows a structural diagram of a lower fixing block component and a bottom mounting fixing component of a high-safety mobile new energy automobile battery system fire test system according to an embodiment of the application.

Fig. 6 schematically shows a top view of a bottom-mounted fixing part of a high-safety mobile new energy automobile battery system fire test system according to an embodiment of the application.

Fig. 7 schematically shows a structural diagram of a lower fixing block component and a bottom mounting fixing component of a high-safety mobile new energy automobile battery system fire test system according to an embodiment of the application.

Wherein: 1. a test frame member; 2. an oil pan member; 3. a conveyor belt; 4. a lower support plate; 5. a main lifting slider; 6. a bottom lift motor; 7. a side shield member; 8. a first rotating connecting member; 9. a first guard plate; 10. a second rotating link; 11. a second guard plate; 12. a third rotating link member; 13. A telescoping rod member; 14. a square metal groove; 15. inclining the support plate; 16. a fire shield; 17. an auxiliary pushing member; 18. a side limiting plate; 19. a fire damper limiting component; 20. a ball bearing; 21. a side support bar; 22. A breather pipe; 23. an air adjusting pump; 24. an air inlet; 25. an ignition component; 26. a graduated scale; 27. side air outlet holes; 28. an outer square metal ring; 29. a table leg member; 30. a carbon dioxide storage cavity; 31. fire extinguishing air pump components; 32. an inner conduit; 33. a fire extinguishing nozzle; 34. an upper metal slide rail member; 35. an inner square metal ring; 36. an upper adjusting slide block; 37. an upper battery limit baffle; 38. a lower fixed block component; 39. a lower fixed metal plate; 40. a shock pad; 41. mounting grooves; 42. a bottom fixing screw; 43. a screw hole is fixed at the bottom; 44. a limiting clamping block; 45. a slope-shaped groove body; 46. an interposer; 47. the bottom is provided with a fixed component.

Detailed Description

In order to make the objects, technical solutions and advantages of the present application more apparent, the present application will be described in further detail with reference to the accompanying drawings and specific embodiments.

In the following description, references to "one embodiment," "an embodiment," "one example," "an example," etc., indicate that the embodiment or example so described may include a particular feature, structure, characteristic, property, element, or limitation, but every embodiment or example does not necessarily include the particular feature, structure, characteristic, property, element, or limitation. Moreover, repeated use of the phrase "in accordance with an embodiment of the present application" although it may possibly refer to the same embodiment, does not necessarily refer to the same embodiment.

Certain features that are well known to those skilled in the art have been omitted from the following description for the sake of simplicity.

According to an embodiment of the application, a high-safety mobile new energy automobile battery system fire test system is provided, as shown in fig. 1-6, which includes a test frame part 1, a lower support plate 4, a conveyor belt 3 disposed above the lower support plate 4, and a bottom lifting motor 6 disposed at the bottom of the lower support plate 4; the output at bottom elevator motor 6 top with the bottom of bottom suspension fagging 4 is connected, test jig part 1 includes outer square becket 28 and sets up four table leg parts 29 of outer square becket 28 bottom, be equipped with main lift slider 5 on the side end face of bottom suspension fagging 4, main lift slider 5 cover is established table leg part 29's outside, 3 tops of conveyer belt are equipped with food tray part 2.

According to an embodiment of the application, the outside terminal surface of this high safe portable new energy automobile battery system burning test system's main elevator slider 5 is connected with first guard plate 9 through first rotation adapting unit 8, the other end of first guard plate 9 is connected with second guard plate 11 through second rotation adapting unit 10, the other end of second guard plate 11 is connected with the one end of telescopic link part 13 through third rotation adapting unit 12, the other end of telescopic link part 13 has the fixed disk part to connect.

According to an embodiment of the application, the oil pan component 2 of the high-safety mobile new energy automobile battery system fire test system comprises a square metal groove 14, an inclined support plate 15 which is arranged at the top of the square metal groove 14 and is inclined at an angle of forty-five degrees, and a fire damper 16 arranged on the inclined support plate 15, wherein the upper end surface of the inclined support plate 15 is provided with a ball 20, the upper end surfaces of two sides of the inclined support plate 15 are respectively provided with a side limiting plate 18, the bottom of the inclined support plate 15 is provided with a fire damper limiting component 19, the output end at the top of the fire damper limiting component 19 penetrates through the inclined support plate 15 and is blocked at the bottom of the fire damper 16, the top of the square metal groove 14 is provided with a side air outlet 27, the insides of four side end surfaces of the square metal groove 14 are respectively provided with an air adjusting pump 23, the air inlet end of the air adjusting pump 23 is communicated with an air inlet 24 arranged on the outer end surface of the square metal groove 14, the air outlet end of the air adjusting pump 23 is communicated with the side air outlet 27 through an air pipe 22 arranged inside the side wall of the square metal groove 14.

According to an embodiment of the application, four table leg parts 29 of the high-safety mobile new energy automobile battery system fire test system are respectively provided with a carbon dioxide storage cavity 30 and an extinguishing air pump part 31 inside, the air inlet end of the fire extinguishing air pump part 31 is communicated with the carbon dioxide storage cavity 30, the air outlet end of the fire extinguishing air pump part 31 is communicated with a fire extinguishing nozzle 33 arranged at the top corner of the upper end surface of the outer square metal ring 28 through an inner guide pipe 32 arranged inside the table leg part 29, four inner side end faces of the outer square metal ring 28 are respectively provided with an upper metal sliding rail component 34 which is horizontally arranged and is connected with the outer side end face of the inner square metal ring 35, four upper metal sliding rail components 34 are respectively provided with an upper adjusting slide block 36 which slides along the upper metal sliding rail components 34, the top of the upper adjusting slide block 36 is provided with a vertical upper battery limit baffle 37.

According to an embodiment of the application, the top at the output at the 6 tops of bottom elevator motor of this high safe portable new energy automobile battery system fever test system with the bottom welding of backup pad 4 is in the same place, four table leg parts 29 are vertical setting respectively and are in the bottom at each apex angle of outer square becket 28, the both sides terminal surface of backup pad 4 is equipped with two main lifting slide 5 respectively, every main lifting slide 5 all overlaps and is established one on the table leg part 29, main lifting slide 5 is the becket structure.

According to an embodiment of this application, this high safe portable new energy automobile battery system fires burning test system the fixed disk part is the rubber disc structure, first guard plate 9 with second guard plate 11 is transparent glass and makes, first rotation adapting unit 8 with second rotation adapting unit 10 is the hinge, third rotation adapting unit 12 is the pivot.

According to an embodiment of the application, the inclined support plate 15 of the high-safety mobile new energy automobile battery system burning test system is of a concave metal plate structure, the ball 20 is embedded on the upper end face of the inclined support plate 15, and the height of the ball 20 extending out of the inclined support plate 15 is two millimeters to four millimeters.

According to one embodiment of the application, the auxiliary pushing component 17 is arranged on the top of the inclined support plate 15 of the high-safety mobile new energy automobile battery system burning test system, the auxiliary pushing component 17 is a push-pull motor, the output end of the auxiliary pushing component 17 extends to the square metal groove 14 and is parallel to the inclined support plate 15, the two side limiting plates 18 are two parallel strip-shaped metal plate structures, a side supporting rod 21 connected with the bottom of the inclined supporting plate is connected with the side end surface of the square metal groove 14, both ends of the side support bar 21 are welded to the square metal groove 14 and the inclined support plate 15 respectively, an ignition part 25 is arranged on the end face of the inner side of the square metal groove 14, the ignition part 25 is a double-furnace pulse igniter, and a scale 26 which is vertically arranged is arranged on the end face of the inner side of the square metal groove 14.

According to an embodiment of the application, slopes inclining at an angle of forty-five degrees towards the inner direction of the square metal groove 14 are arranged at the tops of four side end faces of the square metal groove 14 of the high-safety mobile new energy automobile battery system fire test system, the side air outlets 27 are uniformly arranged on the slopes, and at least twenty air outlets 27 are arranged on each slope.

According to an embodiment of the application, the fire extinguishing nozzle 33 of the high-safety mobile new energy automobile battery system fire test system is a circular tube structure inclined at an angle of thirty degrees towards the inner direction of the outer square metal ring 28, the upper adjusting slider 36 is a metal block structure with a strip-shaped opening at the bottom, and the upper metal slide rail part 34 is a rectangular metal plate structure passing through the strip-shaped opening.

According to an embodiment of the application, the upper end face of the upper adjusting slider 36 of the high-safety mobile new energy automobile battery system fire test system is provided with a vertical screw hole penetrating through the upper adjusting slider 36, a screw is inserted into the screw hole from top to bottom, and the bottom of the screw is in contact with the upper end face of the upper metal sliding rail part 34.

According to an embodiment of the application, the auxiliary pushing part 17 of the high-safety mobile new energy automobile battery system burning test system is connected with the first switch part and the power supply part in series, the fire damper limiting component 19 is connected with the second switch component and the power supply component in series, the four air adjusting air pumps are respectively connected with one air adjusting switch and the power supply component in series, the ignition part 25 is connected with the fourth switch part and the power supply part in series, the bottom lifting motor 6 is connected with the fifth switch part and the power supply part in series, the fire extinguishing air pump part 31 is connected with a sixth switch part and a power supply part in series, the power supply part is a storage battery or commercial power, all the parts can be electrically connected with a power supply and a switch through a cenfeng brand FF46-2 type flame-retardant conducting wire, and the flame-retardant lead can be pasted on the outer side end face of the test jig part 1 or the oil pan part 2 and wrapped by a heat insulating material.

According to an embodiment of the application, when the high-safety mobile new energy automobile battery system fire test system is used, gasoline can be added into the square metal groove 14, a battery to be tested is placed above the inner square metal ring 35, the four upper battery limit baffles 37 are pushed to fix the battery, then a screw on the upper adjusting slide block 36 is screwed downwards, the bottom of the screw is pressed on the upper section surface of the upper metal slide rail part 34, and therefore the positions of the upper adjusting slide block 36 and the upper battery limit baffles 37 can be fixed; light the petrol in the square metal groove 14 through ignition part 25 and place the oil pan part 2 in the position that the one end of conveyer belt 3 was kept away from test jig part 1 earlier, later make oil pan part 2 move to the direction of test jig part 1 under the drive of conveyer belt 3, later through second switch part control fire damper spacing part 19, fire damper spacing part 19 can be the ascending push-and-pull motor of output, after the output of fire damper spacing part 19 withdraws downwards fire damper 16 can slide down along the inclined support plate 15 under the effect of gravity and cover at square metal groove 14 top, fire damper 16 is the same with the length and the width of square metal groove 14, and fire damper 16 bottom is equipped with the apron slope of the forty-five degree angle of inside slope, the apron slope agrees with each other with the tangent slope at square metal groove 14 top. When the fire damper 16 does not move downwards after the output end of the fire damper limiting component 19 retracts, the auxiliary pushing component 17 can be controlled by the first switch component to extend the output end of the auxiliary pushing component 17 outwards and push the fire damper 16 downwards; the length of the conveyor belt 3 and the lower supporting plate 4 can be six to ten meters, and supporting columns contacting with the ground can be arranged at the bottoms of the two ends of the lower supporting plate 4.

According to an embodiment of the present application, the high-safety mobile new energy automobile battery system burning test system further comprises a bottom mounting fixing part 47 disposed below the test frame part 1, the bottom mounting fixing part 47 comprises a lower fixing metal plate 39 and a shock pad 40 disposed at the bottom of the lower fixing metal plate 39, the upper end surface of the lower fixing metal plate 39 is provided with five mounting grooves 41, the bottom of four leg parts 29 and the bottom of the bottom lifting motor 6 are respectively provided with a lower fixing block part 38, the bottom of the lower fixing block part 38 is respectively provided with an inner insertion plate 46 for inserting into the mounting grooves 41, the rear ends of the mounting grooves 41 are respectively provided with a slope-shaped groove body 45 communicated with the mounting grooves 41, a limiting block 44 is inserted into the slope-shaped groove body 45, a vertically-arranged bottom fixing screw 42 is inserted on the limiting block 44, the bottom of the bottom fixing screw 42 is inserted into a bottom fixing screw hole 43 provided in the upper end surface of the lower fixing metal plate 39. The battery burning test system is large in size and heavy in weight, and if the battery burning test system is fixed by a plurality of support columns and placed on the ground of a factory for a long time, the ground is cracked or the surface layer is broken, so that if the battery test system is replaced, the battery test system is uneven due to ground breakage, rollover or shaking is easily caused, the battery burning test system is dangerous if gasoline is shaken out, and the battery burning test system is troublesome if the battery burning test system is replaced; by adopting the high-safety mobile new energy automobile battery system burning test system, the bottom installation fixing part 47 can be placed on the ground of a factory area, the shock absorption pad 40 at the bottom of the bottom installation fixing part 47 can be a rubber pad, the shock absorption pad 40 can play a good role in buffering and shock absorption, meanwhile, the arrangement positions of five installation grooves 41 on the upper end surface of the lower fixing metal plate 39 are shown in fig. 6, and the five installation grooves 41 are respectively arranged under the four table leg parts 29 and the bottom lifting motor 6; after the bottom mounting fixing component 47 is placed, the four leg components 29 and the lower fixing block component 38 at the bottom of the bottom lifting motor 6 can be inserted into the mounting groove 41 below the lower fixing block component, the inner insertion plates 46 at the bottom of the lower fixing block component 38 are metal plates, and the rear ends of the inner insertion plates 46 are respectively provided with an arc-shaped slope, the arc-shaped slopes are matched with the slope-shaped groove body 45, so that the inserting of the inner insertion plates 46 and the pulling out of the inner insertion plates 46 are both more labor-saving and convenient, after the five inner insertion plates 46 are inserted into the five mounting grooves 41, the five limiting fixture blocks 44 are inserted into the gaps of the slope-shaped groove bodies 45 at the rear ends of the inner insertion plates 46 and are screwed and fixed on the lower fixing metal plate 39 by the bottom fixing screws 42, the limiting fixture blocks 44 can be a metal block structure with the front ends provided with downward extending longitudinal sections in fan-shaped protrusions, and the protrusions at, the rear end of the limiting clamping block 44 is provided with a vertical screw hole, a bottom fixing screw 42 is inserted into the screw hole, and a rubber sleeve can be sleeved outside the limiting clamping block 44 to play a role in counteracting impact force; as shown in fig. 7, the top of the lower fixing block member 38 may be provided with a vertically upward screw, and the four leg members 29 and the bottom end surface of the bottom elevating motor 6 are provided with screw holes engaged with the screw, so that the lower fixing block member 38 can be replaced when it is deformed under pressure for a long period of time; the system can enable the whole ground at the bottom of the battery fire test system to be uniformly stressed and not easy to crack and crack, and meanwhile, even if the whole system is placed on the ground with cracks and cracks, the system can be ensured to be in a horizontal state by placing the bottom mounting and fixing part 47 on the ground, so that the installation environment cannot be subjected to too harsh requirements, and the adaptability is better.

According to an embodiment of the application, this high safe portable new energy automobile battery system fires burning test system can upwards promote backup pad 4 down through bottom elevator motor 6, thereby change the height of food tray part 2 and conveyer belt 3, thereby change the vertical distance of flame and battery, current battery detection device all does not have the function of adjusting the fire source and the vertical difference in height of battery, more and more battery manufacturers and new energy automobile manufacturers become higher and higher to battery quality requirement simultaneously, if do not have supporting system that can realize high standard detection will hardly carry out accurate judgement to the performance of battery, and lift food tray part 2 just can realize not having further detection function at present, detect the security performance of battery and fire source when different vertical distances. Meanwhile, the air adjusting pumps 23 in the four side end faces of the square metal groove 14 can suck air from the air inlet 24 and blow out the air through the side air outlet 27, so that the safety of the battery in contact with an external fire source under different wind directions can be simulated (the existing detection device does not have the function, the flame position is basically fixed and is not detected when the battery is detected, so that a plurality of places possibly having problems of the battery shell are not detected, if the flame in a windy environment is continuously changed under the blowing of wind in a non-windy direction to cause the outer side face of the battery to be cracked or even exploded in the actual use, the design truly simulates the real environment, so that the obtained detection conclusion has more authenticity, accuracy and credibility (GB/T31467.3-2015 is a recommended standard rather than a mandatory standard, so that a plurality of manufacturers can set self standards which are more strict than the standard, and currently do not have a means to meet more stringent detection requirements); meanwhile, the four air adjusting air pumps are respectively connected with an air adjusting switch and a power supply component in series, so that the simulation of the air in different directions can be ensured.

GB/T31467.3-2015 lithium ion power battery pack for electric vehicle and system part 3: the safety requirements and test methods have the following specifications: the size of the flat plate for containing gasoline exceeds the horizontal size of the test object by 20cm and does not exceed 50 cm. The height of the flat plate is not higher than 8cm of the surface of the gasoline. The test object should be placed centrally. The distance between the gasoline liquid level and the bottom of the test object is set to be 50 cm; and (4) preheating. The gasoline is ignited at a distance of at least 3m from the test object, and after preheating for 60 seconds, the oil pan is placed under the device under test. If the oil pan is too large to move, the test object and the bracket can be moved; the test subjects were exposed directly to the flame for 70 seconds; a fire resistant baffle is placed over the oil pan. The test subjects were tested in this state for 60 seconds. Or continuing to be exposed to the flame for 60s after the two parties agree; away from the fire source. The oil pan or the test object was removed and observed for 2 hours or the temperature of the exterior of the test object was reduced to below 45 ℃. The square metal groove 14 of the high-safety movable new energy automobile battery system fire test system can be installed with a specified size, meanwhile, the height of a flat disc is not higher than 8cm of the surface of gasoline, and the existing device needs to be considered to be inconvenient to measure by taking a ruler when in use, but the device can know the distance between the surface of the oil and the top of the square metal groove 14 by directly observing a graduated scale 26, and meanwhile, the bottom lifting motor 6, the auxiliary pushing component 17, the fire baffle limiting component 19, the ignition component 25 and the air adjusting pump 23 of the system can be electrically connected with a single chip microcomputer, and the timing operation function is realized through the single chip microcomputer; meanwhile, when the battery detects explosion or combustion, the fire extinguishing air pump component 31 can be used for spraying carbon dioxide in the carbon dioxide storage cavity 30 through the fire extinguishing nozzle 33 to extinguish fire. Meanwhile, in order to ensure the safety of personnel during detection, as shown in fig. 2, the first protection plate 9 and the second protection plate 11 can be pulled outwards, the telescopic rod part 13 can be vertically erected on the ground to support the top of the second protection plate 11, the telescopic rod part 13 can be composed of a thin tube and a thick tube sleeved outside the thin tube, round holes are formed in the side end faces of the thick tube and the thin tube, a metal round rod can be inserted into the round holes for limiting after the thin tube is pulled out (the structure of the telescopic rod part 13 is similar to that of a telescopic fishing rod, only the round holes and the metal round rods which have limiting effects are added), and when the test rack is not used, the first protection plate 9, the second protection plate 11 and other parts can be retracted to the side end of the test rack part 1; this supplementary promotion part 17 that uses in high safe portable new energy automobile battery system burning test system, the spacing part 19 of board that keeps off a fire all can be the push-and-pull motor of the dianxu brand 542237058649 model, the air pump 23 of adjusting wind and the air pump part 31 that goes out a fire all can be Steel Mate brand P05 model air pump or other small-size industry air pumps, conveyer belt 3 can be the conveying system of the baite brand, and can wrap up there is thermal insulation material in the conveyer belt outside, the board that keeps off a fire 16 can be for making for resistant firebrick material's platelike structure, can be provided with the through-hole on the board that keeps off a fire 16, each part outside on the test jig part 1 all can wrap up there is thermal insulation material.

According to one embodiment of the application, the high-safety mobile new energy automobile battery system burning test system is provided with the test frame part 1, the oil pan part 2, the conveyor belt 3, the lower support plate 4, the main lifting slide block 5 and the bottom lifting motor 6, so that a battery can be placed at the top of the test frame part 1, and the conveyor belt 3 is used for moving the position of the oil pan part 2, so that a burning test outside the battery is more systematic and standardized, and the test is convenient to carry out; by arranging the bottom mounting fixing part 47 and arranging the lower fixing block part 38 at the bottom of the leg part 29 and the bottom lifting motor 6, the bottom mounting fixing part 47 can be laid on the ground when in use, and the lower fixing block part 38 is inserted into the mounting groove 41 for fixing, so that the damage to the ground of a factory area caused by the fact that the test system is directly placed on the ground due to overweight is avoided.

The above-described embodiments are merely illustrative of several embodiments of the present invention, which are described in detail and detail, but should not be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the claims.

Claims

1. The utility model provides a high safe portable new energy automobile battery system fires test system which characterized in that: the device comprises a test frame part, a lower support plate, a conveyor belt arranged above the lower support plate and a bottom lifting motor arranged at the bottom of the lower support plate;

the output end of the top of the bottom lifting motor is connected with the bottom of the lower supporting plate, the testing frame component comprises an outer square metal ring and four table leg components arranged at the bottom of the outer square metal ring, a main lifting slide block is arranged on the side end face of the lower supporting plate and sleeved outside the table leg components, and an oil pan component is arranged at the top of the conveyor belt;

the outer side end face of the main lifting slide block is connected with a first protection plate through a first rotating connection part, the other end of the first protection plate is connected with a second protection plate through a second rotating connection part, the other end of the second protection plate is connected with one end of a telescopic rod part through a third rotating connection part, and the other end of the telescopic rod part is connected with a fixed disc part;

the oil pan part comprises a square metal groove, an inclined support plate which is arranged at the top of the square metal groove and is inclined at an angle of forty-five degrees, and a fire baffle plate which is arranged on the inclined support plate, the upper end surface of the inclined supporting plate is provided with a ball, the upper end surfaces of two sides of the inclined supporting plate are respectively provided with a side limiting plate, the bottom of the inclined supporting plate is provided with a fire baffle limiting part, the output end of the top of the fire baffle limiting part passes through the inclined supporting plate and is blocked at the bottom of the fire baffle, the top of the square metal groove is provided with a side air outlet, the insides of four side end faces of the square metal groove are respectively provided with an air adjusting pump, the air inlet end of the air adjusting pump is communicated with an air inlet arranged on the outer side end face of the square metal groove, the air outlet end of the air adjusting pump is communicated with the side air outlet hole through an air pipe arranged inside the side wall of the square metal groove;

a carbon dioxide storage cavity and a fire extinguishing air pump component are respectively arranged in the four table leg components, the air inlet end of the fire extinguishing air pump component is communicated with the carbon dioxide storage cavity, the air outlet end of the fire extinguishing air pump component is communicated with a fire extinguishing nozzle arranged at the vertex angle of the upper end face of the outer square metal ring through an inner guide pipe arranged in the table leg components, the four inner side end faces of the outer square metal ring are respectively provided with an upper metal slide rail component which is horizontally arranged and connected with the outer end face of the inner square metal ring, the four upper metal slide rail components are respectively provided with an upper adjusting slide block which slides along the upper metal slide rail component, and the top of each upper adjusting slide block is provided with a vertical upper battery limit baffle;

the testing jig comprises a testing jig component and is characterized by further comprising a bottom mounting and fixing component arranged below the testing jig component, wherein the bottom mounting and fixing component comprises a lower fixing metal plate and a shock pad arranged at the bottom of the lower fixing metal plate, five mounting grooves are formed in the upper end face of the lower fixing metal plate, four table leg components and bottom lifting motors are respectively provided with a lower fixing block component at the bottom, an inner insertion plate used for being inserted into the mounting grooves is respectively arranged at the bottom of the lower fixing block component, a slope-shaped groove body communicated with the mounting grooves is respectively arranged at the rear end of the mounting grooves, a limiting clamping block is inserted into the slope-shaped groove body, a vertically-arranged bottom fixing screw is inserted into the limiting clamping block, and the bottom of the bottom fixing screw is inserted into a bottom fixing screw hole formed in the upper end face of the lower fixing.

2. The high-safety mobile new energy automobile battery system fire test system according to claim 1, characterized in that: the top of the output end at the top of the bottom lifting motor is welded with the bottom of the lower supporting plate, the four table leg components are vertically arranged at the bottoms of the top angles of the outer square metal rings respectively, two main lifting slide blocks are arranged on the end faces of the two sides of the lower supporting plate respectively, each main lifting slide block is sleeved on one table leg component, and each main lifting slide block is of a metal ring structure.

3. The high-safety mobile new energy automobile battery system fire test system according to claim 1, characterized in that: the fixing disc part is of a rubber disc structure, the first protection plate and the second protection plate are made of transparent glass, the first rotating connecting part and the second rotating connecting part are hinges, and the third rotating connecting part is a rotating shaft.

4. The high-safety mobile new energy automobile battery system fire test system according to claim 1, characterized in that: the inclined supporting plate is of a concave metal plate structure, the ball is embedded on the upper end face of the inclined supporting plate, and the height of the ball extending out of the inclined supporting plate is two millimeters to four millimeters.

5. The high-safety mobile new energy automobile battery system fire test system according to claim 1, characterized in that: the top of the inclined supporting plate is provided with an auxiliary pushing component which is a push-pull motor, the output end of the auxiliary pushing component extends to the square metal groove and is parallel to the inclined supporting plate, the two side limiting plates are of two strip-shaped metal plate structures which are parallel to each other, a side supporting rod connected with the bottom of the inclined supporting plate is connected to the side end face of the square metal groove, two ends of the side supporting rod are respectively welded to the square metal and the inclined supporting plate, an ignition component is arranged on the inner side end face of the square metal groove and is a double-furnace pulse igniter, and a scale vertically arranged is arranged on the inner side end face of the square metal groove.

6. The high-safety mobile new energy automobile battery system fire test system according to claim 1, characterized in that: the top of four side end faces of the square metal groove is provided with slopes inclining at an angle of forty-five degrees towards the inner direction of the square metal groove, the side air outlet holes are uniformly arranged on the slopes, and each slope is at least provided with twenty air outlet holes.

7. The high-safety mobile new energy automobile battery system fire test system according to claim 1, characterized in that: the fire extinguishing nozzle is of a circular tube structure inclined at an angle of thirty degrees towards the inner direction of the outer square metal ring, the upper adjusting slide block is of a metal block structure with a strip-shaped opening at the bottom, and the upper metal slide rail part is of a rectangular metal plate structure penetrating through the strip-shaped opening.

8. The high-safety mobile new energy automobile battery system fire test system according to claim 7, characterized in that: the upper end face of the upper adjusting sliding block is provided with a vertical screw hole penetrating through the upper adjusting sliding block, a screw is inserted into the screw hole from top to bottom, and the bottom of the screw is in contact with the upper end face of the upper metal sliding rail component.

9. The high-safety mobile new energy automobile battery system fire test system according to claim 5, characterized in that: supplementary promotion part and first switch part and power supply part are established ties, keep off the fire board spacing part and establish ties with second switch part and power supply part, four transfer the wind air pump respectively with a transfer the wind switch and power supply part establish ties, ignition part and fourth switch part and power supply part establish ties, bottom elevator motor and fifth switch part and power supply part establish ties, the air pump part that goes out fire is established ties with sixth switch part and power supply part, the power supply part is battery or commercial power.