CN113809458B - Battery compartment with buffer device - Google Patents
Battery compartment with buffer device Download PDFInfo
- Publication number
- CN113809458B CN113809458B CN202110943590.1A CN202110943590A CN113809458B CN 113809458 B CN113809458 B CN 113809458B CN 202110943590 A CN202110943590 A CN 202110943590A CN 113809458 B CN113809458 B CN 113809458B
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- Prior art keywords
- battery compartment
- battery
- detachable frame
- rod
- breaking
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- 238000013016 damping Methods 0.000 claims abstract description 22
- 238000010008 shearing Methods 0.000 claims abstract description 12
- 239000002775 capsule Substances 0.000 claims description 27
- 239000007788 liquid Substances 0.000 claims description 5
- 238000002347 injection Methods 0.000 claims 1
- 239000007924 injection Substances 0.000 claims 1
- 238000005086 pumping Methods 0.000 claims 1
- 230000009471 action Effects 0.000 abstract description 9
- 230000000694 effects Effects 0.000 abstract description 2
- 238000009434 installation Methods 0.000 abstract description 2
- 230000009467 reduction Effects 0.000 abstract description 2
- 239000011435 rock Substances 0.000 abstract description 2
- 238000005265 energy consumption Methods 0.000 abstract 1
- 238000000034 method Methods 0.000 description 4
- 238000002485 combustion reaction Methods 0.000 description 3
- 230000002269 spontaneous effect Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 206010039203 Road traffic accident Diseases 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000003321 amplification Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 210000003141 lower extremity Anatomy 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
- H01M50/233—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders characterised by physical properties of casings or racks, e.g. dimensions
- H01M50/242—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders characterised by physical properties of casings or racks, e.g. dimensions adapted for protecting batteries against vibrations, collision impact or swelling
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
- H01M50/244—Secondary casings; Racks; Suspension devices; Carrying devices; Holders characterised by their mounting method
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
- H01M50/249—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders specially adapted for aircraft or vehicles, e.g. cars or trains
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
- H01M50/262—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders with fastening means, e.g. locks
- H01M50/264—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders with fastening means, e.g. locks for cells or batteries, e.g. straps, tie rods or peripheral frames
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Aviation & Aerospace Engineering (AREA)
- Battery Mounting, Suspending (AREA)
Abstract
The invention relates to the technical field of new energy automobile equipment, and discloses a battery compartment with a buffer device, which comprises a battery compartment and a battery pack which are arranged on a vehicle chassis, wherein the lower edge of the battery compartment is fixedly connected with a detachable frame through a shearing pin. This battery compartment with buffer, when encountering great striking, the dwang stretches out, with the forward motion of battery package turn into with the parallel circular motion in ground to with kinetic energy consumption under damping and frictional effect, reduce the impact force that the battery package received, play better guard action to the battery package, thereby reduce the probability that the vehicle fires after striking, play better protection to life and property, secondly, have great interference fit between battery compartment and the battery package, the location and the installation of battery package of being convenient for, simultaneously, press from both sides tight bladder and provide higher pressure all the time, guarantee the clamp plate to the clamp of battery package, guarantee the firm reduction of battery package assembly and rock.
Description
Technical Field
The invention relates to the technical field of new energy automobile equipment, in particular to a battery compartment with a buffer device.
Background
Along with the improvement of life quality, the requirements of people on the environment are also higher and higher, and in order to reduce particulate matters in urban air, electric automobiles without exhaust emission are rapidly developed.
However, with the increase of the holding quantity of the electric automobile, the phenomenon of automobile ignition and spontaneous combustion frequently occurs, so that the development and popularization of the electric automobile are restricted to a great extent, and compared with an electric bicycle, the electric bicycle has a faster speed, and when the automobile is rapidly braked or crashed, larger acting force is generated on the battery, so that the battery is extruded, deformed and leaked, and spontaneous combustion is caused, and particularly when a larger traffic accident occurs, the phenomenon of automobile deformation and extrusion, and the spontaneous combustion of the battery is very common.
Secondly, to the new energy automobile who trades the electricity, all realize the battery through the arm and change, need use comparatively accurate positioner, in order to guarantee that the battery package business turn over battery compartment smoothly, its cooperation probably is the interference, and battery package fastener also probably is interference simultaneously, can take place not hard up to lead to the frequent vibrations of battery package to damage.
Disclosure of Invention
Aiming at the defects of the background technology, the invention provides a technical scheme of a battery compartment with a buffer device, which can slowly consume the kinetic energy of a battery pack, reduce the impact to the battery pack, and simultaneously, the battery pack is more convenient to replace, thereby solving the problems proposed by the background technology.
The invention provides the following technical scheme: the utility model provides a battery compartment with buffer, includes battery compartment and battery package that locates vehicle chassis, the lower limb of battery compartment is through shearing pin fixedly connected with detachable frame, detachable frame's lower extreme swing joint has the clamping plate, all be equipped with the cooperation chamber between battery compartment and battery package's preceding terminal surface and the rear end face, the cooperation intracavity is equipped with and presss from both sides tight capsule, press from both sides tight capsule and have the valve port that is used for drawing liquid and pours into, detachable frame's up end and battery compartment between be equipped with ejecting capsule, on either side press from both sides tight capsule all communicates with the ejecting capsule of both sides simultaneously, swing joint has the dwang between detachable frame and the battery compartment, the both ends of dwang all are connected through the universal joint that has the damping, detachable frame's bottom is connected with the friction lever, friction lever and dwang synchronous expansion.
Preferably, the rotating rod comprises a first universal joint movably connected with the battery compartment and a second universal joint movably connected with the detachable frame, a bendable rubber rod is connected between the first universal joint and the second universal joint, the second universal joint is movably connected with a damping sliding block, the damping sliding block is movably connected with the detachable frame through a damping sliding groove, and the direction of the damping sliding groove is the same as the advancing direction of the vehicle.
Preferably, the friction lever comprises a connecting rod, one end of the connecting rod is hinged with the bottom of the detachable frame through a hinge shaft, a coil spring is arranged in the hinge shaft, the other end of the connecting rod is fixedly connected with a friction head, the other end of the connecting rod is fixedly connected with a groove at the bottom of the detachable frame through a breaking nail, and the breaking nail and the shearing pin are synchronously broken.
Preferably, the breaking nail comprises a breaking head and a spring rod, one end of the spring rod is arranged in a hole formed in the side wall of the connecting rod, the breaking head is fixedly connected with the spring rod, the breaking head penetrates through the side wall of the detachable frame and is fixedly connected with the battery compartment, and an expansion groove is formed in the position, corresponding to the breaking head, of the side wall of the detachable frame.
The invention has the following beneficial effects:
1. this battery compartment with buffer, when encountering great striking, the dwang stretches out, changes the forward motion of battery package into the circular motion parallel with ground to consume kinetic energy under damping and frictional effect, reduce the impact force that the battery package received, play better guard action to the battery package, thereby reduce the probability that the vehicle fires after striking, play better protection to life and property.
2. This battery compartment with buffer has great interference fit between battery compartment and the battery package, and the location and the installation of battery package of being convenient for, simultaneously, press from both sides tight bladder and provide higher pressure all the time, guarantee the clamp plate to the clamp of battery package, guarantee the firm reduction of battery package assembly and rock, improve the reliability and the life of battery package.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic view of the structure of the shear pin according to the present invention after the shear pin is broken;
FIG. 3 is a schematic view of a rotating rod according to the present invention;
FIG. 4 is a schematic view of the friction lever of the present invention in a bottom view;
fig. 5 is a schematic diagram showing a detailed structure of the friction lever in the present invention.
In the figure: 1. a battery compartment; 2. a battery pack; 3. a detachable frame; 4. shearing pins; 5. a clamping plate; 6. clamping the capsule; 7. ejecting capsules; 8. a mating cavity; 9. a rotating lever; 91. a first universal joint; 92. a rubber rod; 93. a second universal joint; 94. damping slide blocks; 95. damping sliding grooves; 10. a friction lever; 101. a hinge shaft; 102. a connecting rod; 103. breaking the nails; 1031. an enlarged slot; 1032. breaking the head; 1033. a spring rod; 104. a friction head.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1, a battery compartment with a buffer device comprises a battery compartment 1 and a battery pack 2 arranged on a chassis of a vehicle, wherein the lower edge of the battery compartment 1 is fixedly connected with a detachable frame 3 through a shear pin 4, the lower end of the detachable frame 3 is movably connected with a clamping plate 5, the lower end surface of the detachable frame 3 is provided with a sliding groove, a sliding block fixedly connected with the clamping plate 5 slides in the sliding groove, a matching cavity 8 is arranged between the front end surface and the rear end surface of the battery compartment 1 and the battery pack 2, a clamping bladder 6 is arranged in the matching cavity 8, the clamping bladder 6 can axially stretch and retract and cannot radially expand, two sides of the clamping bladder 6 are respectively fixedly connected with the battery pack 2 and the clamping plate 5, namely, the stretching and retracting of the clamping bladder 6 drives the clamping plate 5 to slide, the end part of the clamping bladder 6 is rough, a larger friction force is generated between the clamping plate 5 and the lower end surface of the battery pack 2, the clamping plate 5 is movably clamped into the battery pack 2 to fix the battery pack 2, in order to ensure the firmness of the clamping plate 5 on the battery pack 2, the end part of the clamping plate 5 is provided with a wedge shape or the lower end surface of the clamping capsule 6 is provided with an inclined plane, the clamping capsule 6 at two sides is provided with valve ports for drawing liquid and injecting, the clamping capsules 6 at two sides are not communicated, the clamping capsules 6 at two sides are respectively provided with independent valve ports, an ejection capsule 7 is arranged between the upper end surface of the detachable frame 3 and the battery compartment 1, the clamping capsule 6 at any side is simultaneously communicated with the ejection capsule 7 at two sides, the clamping capsule 6 and the ejection capsule 7 are connected through a one-way valve, the clamping capsule 6 at two sides is prevented from being communicated, when a larger pressure is met, the pressure enters the ejection capsule 7 to stretch the shearing pin 4, a rotating rod 9 is movably connected between the detachable frame 3 and the battery compartment 1, two ends of the rotating rod 9 are connected through universal joints with damping, the rotating rod 9 is contained in a groove at the bottom of the battery compartment 1 or at the top of the detachable frame 3, the shearing pin 4 is unfolded after being broken, the bottom of the detachable frame 3 is connected with a friction rod 10, the friction rod 10 and the rotating rod 9 are unfolded synchronously, after collision, the pressure is large, the shearing pin 4 is broken, the rotating rod 9 is unfolded, the rotating rod 9 rotates or swings in a limited range under the action of the corners of the battery compartment 1, the rotating rod 9 and the gravity center form an included angle, the linear motion can be ensured to be converted into circular motion, and the kinetic energy of the battery pack 2 is consumed through the circular motion.
Referring to fig. 3, the rotating rod 9 includes a first universal joint 91 movably connected with the battery compartment 1 and a second universal joint 93 movably connected with the detachable frame 3, the first universal joint 91 and the second universal joint 93 are both provided with damping, a flexible rubber rod 92 is connected between the first universal joint 91 and the second universal joint 93, a movement range is expanded, the second universal joint 93 is movably connected with a damping slide block 94, the damping slide block 94 is movably connected with the detachable frame 3 through a damping slide groove 95, the direction of the damping slide groove 95 is the same as the vehicle advancing direction, and larger-amplitude movement can be performed due to larger space of the advancing direction, and a buffering effect is enhanced through amplification of the movement ranges of the damping slide block 94 and the damping slide groove 95.
Referring to fig. 4 and 5, the friction rod 10 includes a connecting rod 102, one end of the connecting rod 102 is hinged to the bottom of the detachable frame 3 through a hinge shaft 101, a coil spring is arranged in the hinge shaft 101, the friction rod 10 is guaranteed to be opened quickly, the other end of the connecting rod 102 is fixedly connected with a friction head 104, the friction head 104 is deformable, friction force is increased, the friction rod 10 is integrally stored in a groove at the bottom of the detachable frame 3, the other end of the connecting rod 102 is fixedly connected with the groove at the bottom of the detachable frame 3 through a breaking nail 103, and the breaking nail 103 is broken synchronously with the shearing pin 4.
The breaking nail 103 includes a breaking head 1032 and a spring bar 1033, one end of the spring bar 1033 is disposed in a hole formed in a side wall of the connecting rod 102, the breaking head 1032 is fixedly connected with the spring bar 1033, the breaking head 1032 penetrates through a side wall of the detachable frame 3 and is fixedly connected with the battery compartment 1, when the ejection capsule 7 is ejected, the shearing pin 4 and the breaking head 1032 are synchronously broken, in order to ensure that a breaking part of the breaking head 1032 slides out smoothly under the action of the spring bar 1033, an expansion groove 1031 is formed in a position, corresponding to the breaking head 1032, of the side wall of the detachable frame 3, so as to reduce a connecting part of the breaking head 1032 and the detachable frame 3.
The working principle and the working flow of the invention are as follows:
when the vehicle collides, the battery pack 2 has higher pressure to the clamping capsule 6 under the action of inertia due to higher speed, the pressure of the clamping capsule 6 is transmitted to the ejection capsule 7, the shearing pin 4 and the breaking pin 103 are broken, the friction rod 10 and the rotating rod 9 are unfolded, the rotating rod 9 is eccentric with the connection of the detachable frame 3, the straight line of the battery pack 2 is converted into the circular motion of the battery pack 2, and the rotating rod 9 rotates and the friction rod 10 rubs with the ground to consume kinetic energy, so that the battery pack 2 stops moving in a short time.
When the battery is replaced, the liquid in the clamping bladder 6 is pumped out through the valve port, the clamping bladder 6 contracts to drive the clamping plate 5 to retract, the liquid is injected after the battery pack 2 is replaced, the clamping bladder 6 drives the clamping plate 5 to move, the battery pack 2 is clamped under the action of the wedge-shaped block, and meanwhile, the friction force between the clamping bladder 6 and the battery pack 2 also fixes the battery pack 2.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (2)
1. The utility model provides a battery compartment with buffer, includes battery compartment (1) and battery package (2) of locating vehicle chassis, its characterized in that: the lower edge of the battery compartment (1) is fixedly connected with a detachable frame (3) through a shearing pin (4), the lower end of the detachable frame (3) is movably connected with a clamping plate (5), a matching cavity (8) is arranged between the front end face and the rear end face of the battery compartment (1) and the front end face of the battery pack (2), a clamping capsule (6) is arranged in the matching cavity (8), the clamping capsule (6) is provided with a valve port for liquid pumping and injection, an ejection capsule (7) is arranged between the upper end face of the detachable frame (3) and the battery compartment (1), the clamping capsule (6) on any side is simultaneously communicated with the ejection capsules (7) on two sides, a rotating rod (9) is movably connected between the detachable frame (3) and the battery compartment (1), two ends of the rotating rod (9) are connected through universal joints with damping, the bottom of the detachable frame (3) is connected with a friction rod (10), and the friction rod (10) is synchronously unfolded with the rotating rod (9);
the rotating rod (9) comprises a first universal joint (91) movably connected with the battery compartment (1) and a second universal joint (93) movably connected with the detachable frame (3), a bendable rubber rod (92) is connected between the first universal joint (91) and the second universal joint (93), the second universal joint (93) is movably connected with a damping sliding block (94), the damping sliding block (94) is movably connected with the detachable frame (3) through a damping sliding groove (95), and the direction of the damping sliding groove (95) is the same as the advancing direction of a vehicle;
the friction rod (10) comprises a connecting rod (102), one end of the connecting rod (102) is hinged to the bottom of the detachable frame (3) through a hinge shaft (101), a coil spring is arranged in the hinge shaft (101), the other end of the connecting rod (102) is fixedly connected with a friction head (104), the other end of the connecting rod (102) is fixedly connected with a groove at the bottom of the detachable frame (3) through a breaking nail (103), and the breaking nail (103) and the shearing pin (4) are broken synchronously.
2. A battery compartment with cushioning means as set forth in claim 1, wherein: the breaking nail (103) comprises a breaking head (1032) and a spring rod (1033), one end of the spring rod (1033) is arranged in a hole formed in the side wall of the connecting rod (102), the breaking head (1032) is fixedly connected with the spring rod (1033), the breaking head (1032) penetrates through the side wall of the detachable frame (3) and is fixedly connected with the side wall of the battery compartment (1), and an expansion groove (1031) is formed in the side wall of the detachable frame (3) corresponding to the breaking head (1032).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110943590.1A CN113809458B (en) | 2021-08-17 | 2021-08-17 | Battery compartment with buffer device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110943590.1A CN113809458B (en) | 2021-08-17 | 2021-08-17 | Battery compartment with buffer device |
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| Publication Number | Publication Date |
|---|---|
| CN113809458A CN113809458A (en) | 2021-12-17 |
| CN113809458B true CN113809458B (en) | 2023-11-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110943590.1A Active CN113809458B (en) | 2021-08-17 | 2021-08-17 | Battery compartment with buffer device |
Country Status (1)
| Country | Link |
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| CN (1) | CN113809458B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116613448B (en) * | 2023-07-19 | 2023-09-12 | 江苏泽润新能科技股份有限公司 | New energy automobile battery package protective bracket |
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2021
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| CN213167933U (en) * | 2020-04-01 | 2021-05-11 | 姚丽娜 | New energy automobile chassis structure |
| CN212676391U (en) * | 2020-07-13 | 2021-03-09 | 风帆（扬州）有限责任公司 | Energy storage battery of biomass carbon electrode |
| CN212934770U (en) * | 2020-08-07 | 2021-04-09 | 武汉亿中天科技有限责任公司 | Environment-friendly efficient energy storage battery pack |
| CN212848680U (en) * | 2020-09-27 | 2021-03-30 | 成都市三业进口汽车技术服务有限责任公司 | New energy automobile battery package |
| CN112208332A (en) * | 2020-10-13 | 2021-01-12 | 赵平平 | Battery compartment throwing-off structure of battery-replacing type electric automobile |
| CN112490565A (en) * | 2020-12-03 | 2021-03-12 | 赵全民 | New energy automobile vehicle-mounted storage battery antidetonation install bin |
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