CN116839853A - Battery safety testing device of energy storage power station - Google Patents
Battery safety testing device of energy storage power station Download PDFInfo
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- CN116839853A CN116839853A CN202310938440.0A CN202310938440A CN116839853A CN 116839853 A CN116839853 A CN 116839853A CN 202310938440 A CN202310938440 A CN 202310938440A CN 116839853 A CN116839853 A CN 116839853A
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- fixedly connected
- base table
- energy storage
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- storage power
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- 238000004146 energy storage Methods 0.000 title claims abstract description 26
- 238000009781 safety test method Methods 0.000 title abstract description 6
- 238000012360 testing method Methods 0.000 claims abstract description 59
- 238000004080 punching Methods 0.000 claims abstract description 18
- 238000005520 cutting process Methods 0.000 claims abstract description 9
- 230000003116 impacting effect Effects 0.000 claims abstract description 6
- 238000009863 impact test Methods 0.000 claims description 19
- 238000009413 insulation Methods 0.000 claims description 16
- 238000011076 safety test Methods 0.000 claims description 14
- 238000003825 pressing Methods 0.000 claims description 6
- 238000009434 installation Methods 0.000 claims description 3
- 230000008520 organization Effects 0.000 claims 1
- 238000005096 rolling process Methods 0.000 claims 1
- 210000000078 claw Anatomy 0.000 description 8
- 238000010586 diagram Methods 0.000 description 7
- 238000000034 method Methods 0.000 description 6
- 238000000926 separation method Methods 0.000 description 4
- 238000010438 heat treatment Methods 0.000 description 2
- 238000004891 communication Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000005057 refrigeration Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M7/00—Vibration-testing of structures; Shock-testing of structures
- G01M7/08—Shock-testing
-
- 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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- General Physics & Mathematics (AREA)
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The invention relates to the technical field of battery testing of energy storage power stations, in particular to a battery safety testing device of an energy storage power station, which comprises a base table, wherein a temperature cutting testing mechanism for testing a battery pack in a high-low temperature environment is arranged at the left part of the upper end surface of the base table, an oblique punching testing mechanism for obliquely impacting the battery pack is arranged at the middle part of the base table, a transverse punching testing mechanism for transversely impacting the battery pack is arranged at the right part of the base table, and the oblique punching testing mechanism comprises: the invention provides a testing device, which comprises a bearing disc fixedly connected to the upper end of a rotating shaft, and three panels fixedly connected to a base table through an L-shaped frame and positioned right above the bearing disc, wherein a plurality of arc-shaped poking sheets matched with poking strips are fixedly connected to the circumferential inner wall of a driving ring at equal intervals along the arc direction.
Description
Technical Field
The invention relates to the technical field of battery testing of energy storage power stations, in particular to a battery safety testing device of an energy storage power station.
Background
The energy storage power station is a device system capable of circularly storing, converting and releasing electric energy through electrochemical cells or electromagnetic energy storage media, the core of the energy storage power station mainly comprises a huge amount of battery packs, a large amount of electric energy is usually stored in the operation process, once the battery packs have high energy density and high voltage, problems such as battery faults, improper energy release or too high discharge rate can be caused, and property loss can be caused, so that the energy storage power station needs to be subjected to safety test before being put into use, the safety test can verify the reliability of the battery packs under normal operation and emergency conditions, the reliability of the equipment is helped to be prevented, the stability and life prediction of the battery packs under various working conditions can be evaluated through the safety test, the potential defects and weaknesses of the battery packs can be recognized, and necessary measures are taken to improve the reliability and durability of the energy storage power station equipment.
The safety test of the battery pack of the energy storage power station generally comprises a thermal runaway test, a short circuit test, an impact test, a charge-discharge cycle test, a high-low temperature test and the like, wherein the traditional impact test generally utilizes a mode that an air cylinder is arranged around the battery pack and drives an impact head to impact the battery pack at a position vertical to the battery pack, and the battery pack of the energy storage power station is formed by equally arranging a plurality of columnar batteries together and mutually splicing battery frames.
In addition, the traditional high-low temperature test mode of the battery pack is that the battery pack is firstly put into an oven to be heated for a period of time, then is taken out and put into a test box with low temperature, and the steps of putting in and taking out are repeated for a plurality of times, so that the test operation is complicated, and the test efficiency of the battery pack is affected.
Disclosure of Invention
The invention provides a safety testing device for an energy storage power station battery, which solves the technical problems that the conventional impact equipment for the energy storage power station battery pack can only test impact force vertical to the battery pack, has single direction, has limitation in testing, needs repeated steps of taking out and putting in when high and low temperature testing is carried out, and is complex in operation.
The invention provides a battery safety testing device of an energy storage power station, which comprises a base table, wherein a temperature cutting testing mechanism for testing a battery pack in a high-low temperature environment is arranged at the left part of the upper end surface of the base table, an oblique impact testing mechanism for impacting the battery pack obliquely is arranged at the middle part of the base table, a transverse impact testing mechanism for impacting the battery pack transversely is arranged at the right part of the base table, and the oblique impact testing mechanism comprises: the device comprises a U-shaped frame fixedly connected to the upper end face of a base table, a rotating shaft rotatably connected to the upper portion of the U-shaped frame, a bearing disc fixedly connected to the upper end of the rotating shaft, and three panels fixedly connected to the base table through the L-shaped frame and located right above the bearing disc, wherein each three panel consists of two splayed inclined plates and horizontal plates fixedly connected between the two inclined plates, a plurality of sliding columns are fixedly connected to the inclined plates in the three panels and the horizontal plates at equal intervals in a sliding manner, the sliding columns are fixedly connected to impact blocks on middle end portions of the inner portions of the three panels, driving rings sleeved outside the three panels are rotatably connected to the inner portions of the U-shaped frame through sliding rings, a shifting bar is fixedly connected to one end, far away from the impact blocks, of each sliding column, of the same row in front and back, of the driving rings, and a plurality of arc-shaped shifting sheets matched with the shifting bars are fixedly connected to the circumference inner walls of the sliding columns along the arc directions in equal distances.
In one possible implementation manner, the horizontal punching test mechanism comprises an annular frame fixedly connected to the upper end face of the base table, the inner wall of the annular frame is slidably connected with a vibrating motor through a spring telescopic rod, a placing box is installed on the upper portion of the vibrating motor, the outer wall of the placing box is fixedly connected with a ring through a limiting spring, and the circumference inner wall of the ring is fixedly connected with a plurality of punches through connecting columns at equal intervals.
In a possible implementation manner, the temperature cutting testing mechanism comprises a horizontal track fixedly connected to the upper portion of a base table through a fixing frame, an annular track matched with the horizontal track is fixedly connected to the upper portion of the fixing frame, a switching piece is mounted at the joint of the horizontal track and the annular track, a round box is fixedly connected to the upper end face of the base table and located under the annular track, a plurality of heat insulation baffles are fixedly connected to the inner circumference of the round box at equal intervals, a notch groove is formed in the middle of the heat insulation baffles, a heat insulation curtain is mounted on the upper groove wall of the notch groove, a plurality of elastic heat insulation strips are fixedly connected to the upper side and the lower side of the round box at equal intervals in circumference, a sliding column is slidably connected to the inner portion of the annular track, a fixing plate is fixedly connected to the upper end of the sliding column, and a hanging basket is fixedly connected to the lower end face of the fixing plate through a folding rod.
In one possible implementation manner, the notch is formed in the front portion of the annular track, the switching piece comprises a sliding rod fixedly connected to the upper end face of the bottom table through a vertical plate, a C-shaped plate is slidably connected to the outer portion of the sliding rod, an arc-shaped track section matched with the notch is fixedly connected to the lower end of the vertical section of the rear portion of the C-shaped plate, and a straight-line track section is fixedly connected to the lower end of the vertical section of the front portion of the C-shaped plate.
In a possible implementation manner, the oblique punching testing mechanism further comprises a force adjusting component for adjusting the impact force of the sliding column, a linkage component for linkage of the driving ring and the rotating shaft and a limiting component for limiting rotation of the bearing disc, wherein the force adjusting component comprises an arc-shaped sliding plate which is matched with the mounting ring through a connecting rod and is slidably connected to the upper portion of the three-face plate, annular sheets are slidably connected to the outer portion of the sliding column, the annular sheets adjacent to each other in front and back are fixedly connected with each other through connecting sheets, a pressure spring is fixedly connected to the lower portion of each annular sheet in a sleeved mode and is fixedly connected to the outer wall of the sliding column, and a stepped pressing plate which is matched with the connecting sheets is fixedly connected to the arc-shaped sliding plate along the arc-shaped direction at equal intervals.
In one possible implementation manner, the linkage assembly comprises a gear rotatably connected to the lower end of the rotating shaft, and the rear part of the driving ring is embedded and provided with an arc-shaped rack for meshing with the gear.
In one possible implementation manner, the limiting component comprises a rectangular block fixedly connected to the outside of the rotating shaft, a spring telescopic column is fixedly connected to the upper end face of the U-shaped frame through a fixing block, and a top plate which is abutted to the rectangular block is fixedly connected to one end, away from the fixing block, of the spring telescopic column.
In one possible implementation manner, the upper end surface of the bearing disc is fixedly connected with a plurality of limit bars, and the limit bars are symmetrically arranged along the front-back direction and the left-right direction.
From the above technical scheme, the invention has the following advantages:
according to the invention, the impact blocks in the three panels are driven to respectively perform impact test from the oblique edges and right above the battery pack through the mutual combination of the driving ring, the arc-shaped poking piece and the poking bar in the oblique impact testing mechanism, and then the impact blocks are driven to impact the battery pack from the transverse position through the displacement generated by the vibration of the annular rings in the transverse impact mechanism, so that the impact test can be performed on the battery pack from different directions, the testing range is more comprehensive, the strength of the battery pack can be effectively tested, and the accuracy of the impact test result is improved.
According to the invention, the battery pack in the hanging basket is driven to rotate around the inside of the circular box through the path of the sliding column around the circular track, so that the battery pack sequentially passes through the chambers with different temperatures in the circular box, the step of taking and placing the battery pack is omitted, the testing time is saved, and the testing efficiency is improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings that are required to be used in the embodiments or the description of the prior art will be briefly described below, and it is obvious that the drawings in the following description are only embodiments of the present invention, and that other drawings can be obtained according to the provided drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic structural diagram of a battery safety test device for an energy storage power station.
Fig. 2 is a schematic diagram of a front view angle installation structure of the oblique punching testing mechanism provided by the invention.
Fig. 3 is a schematic diagram of a rear view angle installation structure of the oblique punching testing mechanism provided by the invention.
Fig. 4 is a schematic structural diagram of a part of the inclined punching test mechanism provided by the invention.
Fig. 5 is a schematic view of a portion of a force adjusting assembly according to the present invention.
Fig. 6 is a schematic diagram of a front view structure of a force adjusting assembly according to the present invention.
Fig. 7 is a schematic structural diagram of a temperature cutting test mechanism provided by the invention.
Fig. 8 is a schematic cross-sectional view of a circular cartridge according to the present invention.
Fig. 9 is a schematic structural diagram of a cross-punching test mechanism provided by the invention.
Wherein the above figures include the following reference numerals:
1. a base table; 2. a cutting temperature testing mechanism; 21. a horizontal rail; 22. an endless track; 23. a switching member; 231. a slide bar; 232. a C-shaped plate; 233. an arcuate rail segment; 234. a linear rail section; 24. a round box; 25. a thermal insulation baffle; 26. a thermal insulation curtain; 27. an elastic thermal insulation strip; 28. a slip column; 29. a hanging basket; 3. an oblique punching testing mechanism; 31. a U-shaped frame; 32. a rotating shaft; 33. a carrying tray; 34. three panels; 35. a spool; 36. an impact block; 37. a drive ring; 38. a poking bar; 39. an arc-shaped plectrum; 3a, a force adjusting assembly; 3a1, an arc-shaped sliding plate; 3a2, ring pieces; 3a3, a compression spring; 3a4, a stepped pressure plate; 3b, a linkage assembly; 3b1, gears; 3b2, an arc-shaped rack; 3c, a limiting assembly; 3c1, rectangular blocks; 3c2, a spring telescopic column; 3c3, a top plate; 4. a transverse punching testing mechanism; 41. an annular frame; 42. a vibration motor; 43. placing a box; 44. a limit spring; 45. a loop; 46. and (5) punching.
Detailed Description
In order that the above objects, features and advantages of the invention will be readily understood, a more particular description of the invention will be rendered by reference to the appended drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. The present invention may be embodied in many other forms than described herein and similarly modified by those skilled in the art without departing from the spirit of the invention, whereby the invention is not limited to the specific embodiments disclosed below.
Referring to fig. 1, the present invention provides a technical solution: the utility model provides an energy storage power station battery safety test device, includes base table 1, and base table 1 up end left part is installed and is used for cutting temperature testing mechanism 2 to the group battery test in high low temperature environment, and base table 1 mid-mounting has the oblique testing mechanism 3 that is used for the group battery slant to strike, and base table 1 right part is installed and is used for transversely striking the horizontal testing mechanism 4 to the group battery.
Referring to fig. 1, 7 and 8, in this embodiment, the temperature cutting test mechanism 2 includes a horizontal rail 21 fixedly connected to an upper portion of the base table 1 through a fixing frame, an annular rail 22 fixedly connected to an upper portion of the fixing frame and matched with the horizontal rail 21, a switching member 23 is commonly mounted at a joint of the horizontal rail 21 and the annular rail 22, an upper end surface of the base table 1 is fixedly connected with a circular box 24 directly below the annular rail 22, a plurality of temperature separation baffles 25 are fixedly connected to an inner circumference of the circular box 24 at equal intervals, an opening groove is formed in a middle portion of the temperature separation baffles 25, a temperature separation curtain 26 is mounted on an upper groove wall of the opening groove, a plurality of elastic temperature separation strips 27 are fixedly connected to an upper side and a lower side of the circular box 24 at equal intervals circumferentially, a sliding column 28 is slidably connected to an inner side of the annular rail 22, a fixed plate is fixedly connected to an upper end of the sliding column 28, a hanging basket 29 is fixedly connected to a lower end surface of the fixed plate through a folded rod, an opening is formed in a front portion of the annular rail 22, the switching member 23 includes a 231 fixedly connected to an upper end surface of the base table 1 through a vertical plate, a C232 is slidably connected to an outer side of the sliding rod, a C232 is fixedly connected to a lower end of the C232, and a vertical section of the C232 is fixedly connected to a vertical section of the C section of the annular rail 232 is fixedly connected to a front section of the arc-shaped rail 234.
The battery pack is placed into the hanging basket 29, external heating equipment and external refrigeration equipment are sequentially placed into the chambers separated by the heat insulation baffle plates 25 in the circular box 24, so that the adjacent chambers have larger temperature difference, the C-shaped plates 232 are pulled forward to move and drive the arc-shaped rail sections 233 to move to the notch of the annular rail 22, then the external driving device drives the sliding column 28 to intermittently slide in the annular rail 22, the sliding column 28 drives the hanging basket 29 to slide in the circular box 24 through the fixed plate and the folding rod, the folding rod moves between the ends of the upper elastic heat insulation strips 27 and the lower elastic heat insulation strips 27 in the rotating process of the circular box 24, the hanging basket 29 drives the battery pack to sequentially penetrate through the chambers with different temperatures separated by the heat insulation baffle plates 25 in the circular box 24, and stay for a period of time in each chamber, the battery pack can be tested at high and low temperatures, the testing time is saved, the testing efficiency is improved, the C-shaped plates 232 are pushed backward after the high and low temperatures are tested, the C-shaped plates 232 are driven by the C-shaped plates to move from the annular rail sections 233 to the notch 22 to move to the annular rail 22, and then the annular rail 21 is moved from the notch 22 to the notch 22, and then the horizontal claw is moved from the annular rail 21 to the notch 22, and the horizontal claw is moved from the notch 22 to the annular rail 3, and the horizontal claw is moved from the notch 21 to the notch 22 to the annular rail 3, and the horizontal claw is moved from the notch to the annular rail 21 to the annular rail is moved.
Referring to fig. 1, 2, 3 and 4, in the present embodiment, the oblique punching testing mechanism 3 includes: the device comprises a U-shaped frame 31 fixedly connected to the upper end face of a base table 1, a rotating shaft 32 rotatably connected to the upper portion of the U-shaped frame 31, a bearing disc 33 fixedly connected to the upper end of the rotating shaft 32, three panels 34 fixedly connected to the base table 1 through the L-shaped frame and located right above the bearing disc 33, wherein each three panel 34 consists of two splayed inclined plates and a horizontal plate fixedly connected between the two inclined plates, a plurality of slide columns 35 are slidably connected to the inclined plates and the horizontal plates in the three panels 34 at equal intervals, an impact block 36 is fixedly connected to the slide columns 35 and located at the middle end portion of the inner portion of the three panels 34, a driving ring 37 is rotatably connected to the inner portion of the U-shaped frame 31 through a sliding ring and sleeved outside the three panels 34, one ends, far away from the impact block 36, of the slide columns 35 in the front and the rear rows are fixedly connected with a poking bar 38 jointly, the circumferential inner wall of the driving ring 37 is fixedly connected with a plurality of arc poking pieces 39 matched with the poking bar 38 in an arc direction at equal intervals, the upper end face of the bearing disc 33 is fixedly connected with a plurality of limiting bars, and the limiting bars are symmetrically arranged in the front and rear and left and right directions.
Referring to fig. 3, fig. 4, fig. 5 and fig. 6, the oblique impact testing mechanism 3 further includes a force adjusting component 3a for adjusting the impact force of the sliding column 35, a linkage component 3b for linking the driving ring 37 with the rotating shaft 32, and a spacing component 3c for spacing the rotation of the bearing disc 33, the force adjusting component 3a includes a mounting ring fixedly connected to the three-sided board 34 through a connecting rod, an arc-shaped sliding plate 3a1 is slidably connected to the inside of the mounting ring, a ring piece 3a2 is slidably connected to the outside of the sliding column 35, the front and rear adjacent ring pieces 3a2 are fixedly connected to each other through connecting pieces, the lower part of the ring piece 3a2 is fixedly connected with a pressure spring 3a3 sleeved outside the sliding column 35, the lower end of the pressure spring 3a3 is fixedly connected to the outer wall of the sliding column 35, a stepped pressing plate 3a4 for being matched with the connecting pieces is fixedly connected to the arc-shaped pressing plate 3a1 along the arc direction on the arc-shaped sliding plate 3a1, the driving ring 37 rear part is in an embedding manner and is provided with an arc-shaped sliding plate 3b2 for being meshed with the gear 3b1, the rack component 3c is fixedly connected to the rectangular block 3c, which includes a rectangular block 3c fixedly connected to the rectangular block 31, and is fixedly connected to one end face 3c of the rectangular block 3c is fixedly connected to the rectangular block 3c and fixedly connected to the end 3 c.
After the battery pack is placed on the bearing disc 33 by an external mechanical claw, the battery pack is limited by the limit bar which is abutted against the edge of the battery pack, the battery pack is prevented from being deviated in the impact test process, then the arc-shaped sliding plate 3a1 is slid to drive the stepped pressing plate 3a4 to move, the stepped pressing plate 3a4 moves to press the connecting sheet to move, the connecting sheet is then driven to move the movable ring 3a2, so that the pressure spring 3a3 is compressed, the impact force of the impact block 36 can be adjusted according to requirements, then the driving ring 37 is controlled to rotate, the driving ring 37 drives the arc-shaped shifting plate 39 to rotate, the shifting bar 38 is hooked and driven to move towards the direction away from the three-face plate 34 when the arc-shaped shifting plate 39 is contacted with the shifting bar 38 in the rotation process, the shifting bar 38 is then driven to move the sliding column 35, the pressure spring 3a3 is gradually compressed until the arc-shaped shifting plate 39 is separated from the shifting bar 38, and then the pressure spring 3 resets to expand the top to drive the impact block 36 to the outside the battery pack, and the impact block is respectively impacted from the upper left corner, upper right corner and upper corner of the battery pack in the three directions of the battery pack in the impact test process.
When the arc-shaped rack 3b2 is driven to be meshed with the gear 3b1 in the rotation process of the driving ring 37, the arc-shaped rack 3b2 drives the gear 3b1 to rotate 90 degrees from the path which is contacted with the gear 3b1 and is meshed with the gear 3b1 to be separated from the gear, the gear 3b1 then drives the rotating shaft 32 to rotate 90 degrees, the rotating shaft 32 then drives the bearing disc 33 to rotate 90 degrees, the position of the battery pack in the test is adjusted, the front edge and the rear edge of the battery pack are tested, the spring telescopic column 3c2 is pressed against the top plate 3c3 to be abutted against the rectangular block 3c1 after the rotating shaft 32 rotates 90 degrees, the moving bearing disc 33 is limited, random rotation of the battery pack is prevented, the position of the battery pack is automatically adjusted while the test is carried out from different directions, the test range is more comprehensive, and the impact resistance of the battery pack can be effectively tested, and whether the strength of the battery pack is qualified or not can be accurately detected.
Referring to fig. 1 and 9, in this embodiment, the horizontal punching test mechanism 4 includes an annular frame 41 fixedly connected to an upper end surface of the base table 1, an inner wall of the annular frame 41 is slidably connected with a vibration motor 42 through a spring telescopic rod, a placement box 43 is mounted on an upper portion of the vibration motor 42, an outer wall of the placement box 43 is fixedly connected with a ring 45 through a limiting spring 44, and a plurality of punches 46 are fixedly connected to a circumferential inner wall of the ring 45 at equal intervals through connecting columns.
The inclined punching test mechanism 3 is used for testing the battery pack, the battery pack is transferred into the placement box 43 through an external mechanical claw, then the vibration motor 42 is controlled to operate, the vibration motor 42 drives the placement box 43 to vibrate, the placement box 43 then transmits vibration to the annular ring 45 through the limiting spring 44, the annular ring 45 then drives the punch 46 to vibrate, the punch 46 vibrates to displace and move around the battery pack, and the side part of the battery pack is impacted continuously, so that the side part of the battery pack can be subjected to impact test.
During operation, firstly, the heating pipe and the refrigerating pipe are sequentially placed in the cavity separated by the heat insulation baffle 25 in the round box 24, then the battery pack is placed in the temperature cutting test mechanism 2, the external driving equipment drives the battery pack in the hanging basket 29 to move along the path of the annular track 22, so that the battery pack sequentially passes through the cavity in the round box 24, the battery pack can be subjected to high-low temperature test, the test time is saved, then, the battery pack is moved into the oblique impact test mechanism 3 through the external mechanical claw, the impact test is performed on the battery pack from multiple directions, and finally, the battery pack is moved into the transverse impact test mechanism 4 through the mechanical claw, so that the impact test is more comprehensive, and the accuracy of the test result is improved.
In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present invention and to simplify the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present invention.
Furthermore, the terms "first," "second," "first," and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "first", "second", "first", "second" may include at least one such feature, either explicitly or implicitly. In the description of the present invention, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.
In the present invention, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to the specific circumstances.
The embodiments of the present invention are all preferred embodiments of the present invention, and are not intended to limit the scope of the present invention; all equivalent changes in structure, shape and principle of the invention should be covered in the scope of protection of the invention.
Claims (8)
1. The utility model provides an energy storage power station battery safety test device, includes base table (1), its characterized in that: a temperature cutting test mechanism (2) for testing the battery pack in a high-low temperature environment is arranged at the left part of the upper end surface of the base table (1), an oblique impact test mechanism (3) for obliquely impacting the battery pack is arranged in the middle of the base table (1), and a transverse impact test mechanism (4) for transversely impacting the battery pack is arranged at the right part of the base table (1);
the oblique punching testing mechanism (3) comprises:
the device comprises a U-shaped frame (31) fixedly connected to the upper end face of a base table (1), a rotating shaft (32) rotatably connected to the upper portion of the U-shaped frame (31), a bearing disc (33) fixedly connected to the upper end of the rotating shaft (32), and a three-face plate (34) fixedly connected to the base table (1) through the L-shaped frame and positioned right above the bearing disc (33), wherein the three-face plate (34) consists of two splayed inclined plates and a horizontal plate fixedly connected between the two inclined plates, and a plurality of slide posts (35) and impact blocks (36) fixedly connected to the middle end parts of the slide posts (35) in the three-face plate (34) are in equal-distance sliding connection;
the U-shaped frame (31) is internally connected with a driving ring (37) sleeved outside the three-panel (34) through a slip ring in a rotating mode, one ends, far away from the impact blocks (36), of the sliding columns (35) in the same row in the front and the back are fixedly connected with poking strips (38) together, and a plurality of arc-shaped poking sheets (39) matched with the poking strips (38) are fixedly connected to the inner wall of the circumference of the driving ring (37) along the arc direction at equal intervals.
2. The energy storage power station battery safety test device according to claim 1, wherein: horizontal punching testing mechanism (4) are including annular frame (41) of fixed connection at base table (1) up end, annular frame (41) inner wall is through spring telescopic link sliding connection has vibrating motor (42), box (43) are placed in vibrating motor (42) upper portion installation, place box (43) outer wall through spacing spring (44) fixedly connected with ring (45), ring (45) circumference inner wall is through spliced pole equidistance fixedly connected with a plurality of drift (46).
3. The energy storage power station battery safety test device according to claim 1, wherein: the utility model provides a cut warm accredited testing organization (2) including horizontal track (21) on base frame (1) upper portion through mount fixed connection, mount upper portion fixedly connected with and horizontal track (21) complex annular rail (22), and switching piece (23) are installed jointly to horizontal track (21) and annular rail (22) junction, base frame (1) up end just is located fixedly connected with circular box (24) under annular rail (22), circular box (24) inside circumference equidistance fixedly connected with a plurality of thermal insulation baffle (25), the opening groove has been seted up at thermal insulation baffle (25) middle part, thermal insulation curtain (26) are installed to opening groove upper groove wall, equal circumference equidistance fixedly connected with a plurality of elasticity thermal insulation strip (27) on the upper and lower opposite side of circular box (24), inside sliding connection of annular rail (22) has slip post (28), slip post (28) upper end fixedly connected with fixed plate, terminal surface is through rolling over shape pole fixedly connected with hanging flower basket (29) under the fixed plate.
4. The energy storage power station battery safety test device according to claim 3, wherein: the opening is offered at annular track (22) front portion, switch piece (23) include slide bar (231) at base table (1) up end through riser fixed connection, slide bar (231) outside sliding connection has C shaped plate (232), the vertical section lower extreme fixedly connected with in C shaped plate (232) rear portion is used for with annular track (22) opening complex arc rail section (233), the vertical section lower extreme fixedly connected with straight line rail section (234) in C shaped plate (232) front portion.
5. The energy storage power station battery safety test device according to claim 1, wherein: the oblique punching testing mechanism (3) further comprises a force adjusting component (3 a) for adjusting the impact force of the sliding column (35), a linkage component (3 b) for linkage of the driving ring (37) and the rotating shaft (32) and a limiting component (3 c) for limiting rotation of the bearing disc (33), the force adjusting component (3 a) comprises an arc-shaped sliding plate (3 a 1) which is matched with the mounting ring through a connecting rod and is slidingly connected to the upper portion of the three-face plate (34), annular sheets (3 a 2) are slidingly connected to the outer portion of the sliding column (35), the front and rear adjacent annular sheets (3 a 2) are fixedly connected with each other through connecting sheets, a pressure spring (3 a 3) sleeved outside the sliding column (35) is fixedly connected to the lower portion of the annular sheets (3 a 2), the lower end of the pressure spring (3 a 3) is fixedly connected to the outer wall of the sliding column (35), and the arc-shaped sliding plate (3 a 4) is fixedly connected with a stepped pressing plate (3 a 4) which is matched with the connecting sheets along the arc-shaped direction in an equidistant mode.
6. The energy storage power station battery safety test device according to claim 5, wherein: the linkage assembly (3 b) comprises a gear (3 b 1) rotatably connected to the lower end of the rotating shaft (32), and an arc-shaped rack (3 b 2) for meshing with the gear (3 b 1) is embedded in the rear part of the driving ring (37).
7. The energy storage power station battery safety test device according to claim 5, wherein: spacing subassembly (3 c) are including fixed connection at outside rectangle piece (3 c 1) of pivot (32), U-shaped frame (31) up end is through fixed block fixedly connected with spring flexible post (3 c 2), the one end fixedly connected with that fixed block is kept away from to spring flexible post (3 c 2) is inconsistent roof (3 c 3) with rectangle piece (3 c 1).
8. The energy storage power station battery safety test device according to claim 1, wherein: the upper end face of the bearing disc (33) is fixedly connected with a plurality of limit bars, and the limit bars are symmetrically arranged along the front-back direction and the left-right direction.
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| CN202310938440.0A CN116839853B (en) | 2023-07-27 | 2023-07-27 | Battery safety testing device of energy storage power station |
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| CN202310938440.0A CN116839853B (en) | 2023-07-27 | 2023-07-27 | Battery safety testing device of energy storage power station |
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| CN116839853B CN116839853B (en) | 2024-02-23 |
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| CN116839853B (en) | 2024-02-23 |
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