CN116073061A - External protection structure of power battery pack - Google Patents

External protection structure of power battery pack Download PDF

Info

Publication number
CN116073061A
CN116073061A CN202310354426.6A CN202310354426A CN116073061A CN 116073061 A CN116073061 A CN 116073061A CN 202310354426 A CN202310354426 A CN 202310354426A CN 116073061 A CN116073061 A CN 116073061A
Authority
CN
China
Prior art keywords
battery pack
power battery
protection
bar
bin
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
CN202310354426.6A
Other languages
Chinese (zh)
Other versions
CN116073061B (en
Inventor
乔卫建
李忠明
戴德兵
潘家正
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Xupai Power Supply Co ltd
Original Assignee
Xupai Power Supply Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Xupai Power Supply Co ltd filed Critical Xupai Power Supply Co ltd
Priority to CN202310354426.6A priority Critical patent/CN116073061B/en
Publication of CN116073061A publication Critical patent/CN116073061A/en
Application granted granted Critical
Publication of CN116073061B publication Critical patent/CN116073061B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Classifications

    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B08—CLEANING
    • B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B17/00—Methods preventing fouling
    • B08B17/02—Preventing deposition of fouling or of dust
    • B08B17/04—Preventing deposition of fouling or of dust by using removable coverings
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/60—Heating or cooling; Temperature control
    • H01M10/61—Types of temperature control
    • H01M10/613—Cooling or keeping cold
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/60—Heating or cooling; Temperature control
    • H01M10/62—Heating or cooling; Temperature control specially adapted for specific applications
    • H01M10/625—Vehicles
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/60—Heating or cooling; Temperature control
    • H01M10/65—Means for temperature control structurally associated with the cells
    • H01M10/655—Solid structures for heat exchange or heat conduction
    • H01M10/6556—Solid parts with flow channel passages or pipes for heat exchange
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/60—Heating or cooling; Temperature control
    • H01M10/65—Means for temperature control structurally associated with the cells
    • H01M10/656—Means for temperature control structurally associated with the cells characterised by the type of heat-exchange fluid
    • H01M10/6561—Gases
    • H01M10/6563—Gases with forced flow, e.g. by blowers
    • 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
    • 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)
  • Manufacturing & Machinery (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Battery Mounting, Suspending (AREA)

Abstract

The invention discloses an external protection structure of a power battery pack, which comprises a protection bin, wherein a protection cover is arranged at the top of the protection bin, a locking assembly is arranged at the inner top of the protection cover, mounting cavities are symmetrically arranged at the inner two ends of the protection bin, three groups of strip-shaped through holes communicated with the inside of the mounting cavities are symmetrically arranged at the inner two ends of the protection bin, and rotating shafts are symmetrically arranged at the inner two sides of the strip-shaped through holes. According to the invention, after the power battery pack is placed in the protection bin, the lifting plate is lowered under the influence of gravity of the power battery pack, and the two groups of connecting plates are gradually close to each other in the process, so that the clamping plates are pulled by the pull rope to rotate around the rotating shaft as the axis, the tension springs are lengthened, and when the lifting plate is lowered to the lowest position, the bottoms of all the clamping plates are propped against the outer side of the power battery pack, so that the power battery pack is automatically and preliminarily fixed, the labor intensity of an installer is reduced, and the complexity of the step of installing an external protection structure of the power battery pack is greatly reduced.

Description

External protection structure of power battery pack
Technical Field
The invention relates to the technical field of power battery packs, in particular to an external protection structure of a power battery pack.
Background
The power battery pack is a key power device of a new energy automobile, the power battery pack is a switching power supply for increasing power for a carrier, the power battery pack has a complex structure and comprises organic chemicals such as a rechargeable battery, a complex electronic and electric control system and a thermal management system, and various traditional mechanical parts related to an extreme working environment are widely faced with potential safety hazards.
When the current outer protection structure shields the power battery pack for protection, the power battery pack is usually fixed directly by fixing screws and the like, the power battery pack cannot be fixed automatically immediately after being placed in the outer protection structure, and the position of the power battery pack is required to be adjusted manually and is fixed preliminarily, so that the labor intensity of installers is improved, and the complexity of the steps of installing the outer protection structure of the power battery pack is also improved; the top protective cover of the current power battery pack outer protective structure is always in direct contact with the top of the power battery pack, and once the top of the protective cover is impacted, the impact force is immediately transmitted to the top of the power battery pack through the protective cover, so that the protective effect of the outer protective structure on the power battery pack is greatly reduced; meanwhile, after the power battery pack is placed in the external protection structure, the outer side of the power battery pack is additionally provided with a layer of shell, so that the normal heat dissipation of the whole power battery pack can be influenced, the safety of the power battery pack cannot be improved, and the heat dissipation effect of the power battery pack can be ensured.
Disclosure of Invention
The present invention is directed to an external protection structure of a power battery pack, so as to solve the above-mentioned related problems in the prior art.
In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides an outer protective structure of power battery group, includes the protection storehouse, the top of protection storehouse is provided with the visor, and the interior top of visor is provided with locking subassembly, the installation cavity has been seted up to the interior both ends symmetry of protection storehouse, three group and the inside bar through-hole of intercommunication of installation cavity have been seted up to the interior both sides symmetry of protection storehouse, and the interior both sides symmetry of bar through-hole is provided with the pivot, two groups the splint with bar through-hole looks adaptation are installed jointly to one side that the pivot is close to each other, the inside of installation cavity evenly is provided with three groove guide wheels of group, the intermediate position department that the bar through-hole one end was kept away from to the installation cavity is offered and is had the first recess with three groove guide wheel looks adaptation, the extension spring is installed to the both sides symmetry of splint near first recess one end bottom, and the inner wall fixed connection of installation cavity, the splint be close to the intermediate position department at first recess one end top install with the stay cord mutually supporting component that the stay cord mutually supports, the intermediate position department that installation cavity inside kept away from through-hole one end installs the fan, the filter screen and the inside of installation cavity is located the inside of protection cabin, the filter screen is installed to the second heat pipe and the inside of protection cabin is located the inner side, the filter screen is installed to the inside the filter board, the filter screen is evenly, the inside the protection cabin is installed to the filter board, and the inside the filter board is located the inside the protection cabin is installed to the both sides.
Preferably, the supporting component comprises a lifting plate, a connecting plate, connecting rods, limiting sliding grooves, limiting sliding blocks and springs, wherein the limiting sliding grooves are symmetrically formed in the bottoms of two sides in the protection bin, the limiting sliding blocks are symmetrically arranged at two ends of the inside of the limiting sliding grooves, the springs are symmetrically arranged at the middle positions of the inside of the limiting sliding grooves, two groups of the springs are respectively fixedly connected with one group of adjacent limiting sliding blocks at one end far away from each other, the connecting plates are jointly arranged at the outer sides of the limiting sliding blocks at the same end, the bottom ends of pull ropes are fixedly connected with the middle positions of one group of adjacent connecting plates, two groups of connecting plates are symmetrically hinged with the connecting rods at two sides of one end far away from each other, and the lifting plates are jointly hinged at the top ends of the four groups of connecting rods.
Preferably, the locking component comprises a strip-shaped clamping groove, a strip-shaped clamping plate, a threaded column, a rubber backing plate and a slot, wherein the threaded column is arranged at the middle position of the top of the protective cover in a threaded manner, the bottom end of the threaded column extends to the inner top of the protective cover and is provided with the strip-shaped clamping plate, the rubber backing plate is arranged at the middle position of the bottom of the strip-shaped clamping plate, the slot is formed in the top of the threaded column, and the strip-shaped clamping grooves matched with the strip-shaped clamping plate are symmetrically formed in the middle position of the top ends of two sides in the protective bin.
Preferably, the middle positions of the two groups of connecting plates far away from one end are symmetrically provided with three groups of fixing buckles, and the bottom ends of the three groups of pull ropes at the same end are respectively and fixedly connected with the three groups of fixing buckles.
Preferably, limit strips are symmetrically arranged at two ends of the top of the lifting plate, the bottom of the clamping plate is of a bevel structure, and a strip-shaped soft cushion is arranged at the bottom of the clamping plate.
Preferably, the two sides of the two ends of the lifting plate are symmetrically provided with connecting sliding blocks, and the bottoms of the two ends in the protection bin are symmetrically provided with two groups of connecting sliding grooves matched with the connecting sliding blocks.
Preferably, the bottom of the protection bin is provided with a bottom plate, and symmetrical threads at four corners of the bottom plate are provided with first screws, and the bottom plate is fixedly connected with the bottom of the protection bin through the first screws.
Preferably, the four corners position department symmetry screw at visor top is provided with the second screw, the four corners position department symmetry at visor storehouse top has offered the screw hole that mutually supports with the second screw, visor passes through second screw and screw hole and the top fixed connection in visor storehouse.
Preferably, the outside at splint top has seted up the bar groove, bar limiting plate mutually supporting with the bar groove is installed to one side at top in the bar through-hole.
Preferably, the four corners position in the inner bottom of the protection bin is symmetrically provided with supporting blocks, the top of each supporting block is provided with a mounting groove, and the inside of each mounting groove is provided with a rubber pad.
Compared with the prior art, the invention provides the external protection structure of the power battery pack, which has the following beneficial effects:
1. according to the invention, after the power battery pack is placed in the protection bin, the power battery pack falls onto the lifting plate, the lifting plate is influenced by the gravity of the power battery pack to descend, and the two groups of connecting plates are gradually close to each other in the process, so that the clamping plates are pulled by the pull rope to rotate around the rotating shaft, the tension springs are lengthened, the bottoms of all the clamping plates are propped against the outer side of the power battery pack when the lifting plate descends to the lowest position, the power battery pack is automatically and preliminarily fixed, the labor intensity of an installer is reduced, the complexity of the step of installing an external protection structure of the power battery pack is greatly reduced, and as all the clamping plates at the two ends in the protection bin synchronously rotate, the clamping plates at the two ends in the protection bin can automatically push the power battery pack to the middle position at the top of the lifting plate when the power battery pack descends, so that the stability of the power battery pack under the shaking condition is improved, and the collision damage of the power battery pack and the inner wall of the protection bin is avoided.
2. According to the invention, after the power battery pack is placed in the protection bin, the protection cover is manually covered, the external inserted rod is inserted into the slot, the threaded column is driven to rotate through the inserted rod, the strip-shaped clamping plate rotates clockwise in the protection cover, the positions of the threaded column and the strip-shaped clamping plate in the protection cover are gradually lowered under the influence of threads in the rotating process, when the two ends of the strip-shaped clamping plate rotate into the strip-shaped clamping grooves on the two sides in the protection bin, the bottom of the strip-shaped clamping plate tightly abuts against the inner bottom of the strip-shaped clamping groove, the rubber backing plate at the bottom of the strip-shaped clamping plate tightly abuts against the top of the power battery pack, and then the lifting plate is matched with the power battery pack, so that a good fixing effect can be achieved on the power battery pack, the two ends of the protection bin are further provided with mounting cavities, the top of the power battery pack is separated from the protection cover, the bottom of the power battery pack is separated from the bottom of the protection bin, damage to the power battery pack caused by impact force can be well reduced when the whole external protection structure encounters impact, and the protection effect of the power battery pack is greatly improved.
3. According to the invention, after the protective cover is covered on the protection bin and fixed, if the temperature of the power battery pack is increased to a preset value in the working process of the power battery pack, a group of fans are controlled to blow outside air into the protection bin to blow and cool the power battery pack, the outside air firstly enters the interior of a corresponding installation cavity after being filtered by the filter screen, then enters the interior of the protection bin through the adjacent strip-shaped through holes to blow and cool one end of the power battery pack, then the outside air flows to the other end of the interior of the protection bin through a plurality of groups of heat conducting pipes, the temperature transmitted to the heat conducting plates on two sides of the power battery pack in the process is also absorbed by flowing air in the heat conducting pipes, then the air with heat is blown into the outside environment by the fans after passing through the strip-shaped through holes and the installation cavity at the other end of the interior of the protection bin, the heat radiating effect of the power battery pack in the interior of the power battery pack can be greatly guaranteed while the power battery pack is protected by the protection bin and the protective cover, the elastic potential energy of the springs forces the lifting plate to rise, and the connecting plate does not pass through the elastic potential energy of the clamp plate to apply pulling force, and the clamp plate rotates back to the elastic potential energy of the clamp plate, so that the whole power battery pack is completely separated from the interior of the protection bin and is completely installed in the interior of the protection cavity, and the whole dust is completely separated from the interior of the protection cavity.
Drawings
FIG. 1 is a front cross-sectional view of the present invention;
fig. 2 is a front cross-sectional view of the present invention with the power battery pack removed;
FIG. 3 is a front cross-sectional view of the lifter plate of the present invention after descent;
FIG. 4 is a side view of the present invention;
FIG. 5 is a side cross-sectional view of the present invention;
FIG. 6 is a schematic perspective view of a splint according to the present invention;
FIG. 7 is a schematic perspective view of a strip-shaped card of the present invention;
FIG. 8 is a schematic rear view of a heat-conducting plate of the present invention;
FIG. 9 is a schematic perspective view of a three-groove guide wheel of the present invention;
FIG. 10 is an enlarged view of the invention at A of FIG. 3;
FIG. 11 is an enlarged view of the invention at B of FIG. 3;
fig. 12 is an enlarged view of fig. 5 at C in accordance with the present invention.
In the figure: 1. a protective cover; 2. a locking assembly; 201. a strip-shaped clamping groove; 202. a strip-shaped clamping plate; 203. a threaded column; 204. a rubber backing plate; 205. a slot; 3. a protection bin; 4. a clamping plate; 5. a heat conduction pipe; 6. the connecting chute; 7. three-groove guide wheels; 8. a mounting cavity; 9. a support assembly; 901. a lifting plate; 902. a connecting plate; 903. a connecting rod; 904. limiting sliding grooves; 905. a limit sliding block; 906. a spring; 10. a strip-shaped partition plate; 11. the connecting slide block; 12. a filter screen; 13. a fan; 14. a pull rope; 15. a tension spring; 16. a support block; 17. a heat conductive plate; 18. a bar-shaped groove; 19. a rotating shaft; 20. a bar-shaped limiting plate; 21. a limit bar; 22. a bar-shaped through hole; 23. a first groove; 24. and a second groove.
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. 1-12, the present invention provides a technical solution: the power battery pack outer protection structure comprises a protection bin 3, wherein a protection cover 1 is arranged at the top of the protection bin 3, a locking component 2 is arranged at the inner top of the protection cover 1, a mounting cavity 8 is symmetrically arranged at the inner two ends of the protection bin 3, three groups of strip-shaped through holes 22 communicated with the inner part of the mounting cavity 8 are symmetrically arranged at the inner two ends of the protection bin 3, rotating shafts 19 are symmetrically arranged at the inner two sides of the strip-shaped through holes 22, clamping plates 4 matched with the strip-shaped through holes 22 are jointly arranged at one sides, which are mutually close to each other, three groups of three-groove guide wheels 7 are uniformly arranged in the inner part of the mounting cavity 8, first grooves 23 matched with the three groups of three-groove guide wheels 7 are arranged at the middle position of one end, far away from the strip-shaped through holes 22, of the inner part of the mounting cavity 8, tension springs 15 are symmetrically arranged at the two sides, which are close to the bottom of one end of the first grooves 23, of the clamping plates 4, and the one end that extension spring 15 kept away from stay cord 14 is fixed connection with the inner wall of installation cavity 8, splint 4 are close to the stay cord 14 of mutually supporting with three groove guide wheel 7 in the intermediate position department at one end top of first recess 23, the inner bottom of protection storehouse 3 is provided with the supporting component 9 of mutually supporting with stay cord 14, the fan 13 with external intercommunication is installed to the intermediate position department of the one end of keeping away from bar through-hole 22 in installation cavity 8 inside, filter screen 12 is installed to the both ends symmetry of protection storehouse 3, and filter screen 12 is located the outside of fan 13, heat-conducting plate 17 is installed to the interior bilateral symmetry of protection storehouse 3, second recess 24 has evenly been seted up to the inboard of heat-conducting plate 17, and heat-conducting pipe 5 is installed to the inboard of second recess 24, the both ends of heat-conducting pipe 5 all extend to the inside of protection storehouse 3, bar baffle 10 is installed to the intermediate position department of the inner bottom of protection storehouse 3.
Further, the supporting component 9 comprises lifting plates 901, connecting plates 902, connecting rods 903, limiting sliding grooves 904, limiting sliding blocks 905 and springs 906, wherein the limiting sliding grooves 904 are symmetrically arranged at the bottoms of two sides in the protection bin 3, the limiting sliding blocks 905 are symmetrically arranged at two ends of the inside of the limiting sliding grooves 904, the springs 906 are symmetrically arranged at the middle positions of the inside of the limiting sliding grooves 904, one ends, far away from each other, of the two groups of springs 906 are respectively fixedly connected with the adjacent group of limiting sliding blocks 905, the connecting plates 902 are jointly arranged at the outer sides of the two groups of limiting sliding blocks 905 at the same end, the bottom ends of pull ropes 14 are fixedly connected with the middle positions of the adjacent groups of connecting plates 902, the connecting rods 903 are symmetrically hinged to the two sides, far away from one end, of the two groups of connecting plates 902, and the lifting plates 901 are jointly hinged to the top ends of the four groups of connecting rods 903.
Further, the locking assembly 2 comprises a strip-shaped clamping groove 201, a strip-shaped clamping plate 202, a threaded column 203, a rubber backing plate 204 and a slot 205, the threaded column 203 is arranged at the middle position of the top of the protective cover 1 in a threaded manner, the bottom end of the threaded column 203 extends to the inner top of the protective cover 1 and is provided with the strip-shaped clamping plate 202, the rubber backing plate 204 is arranged at the middle position of the bottom of the strip-shaped clamping plate 202, the slot 205 is formed in the top of the threaded column 203, and the strip-shaped clamping groove 201 matched with the strip-shaped clamping plate 202 is symmetrically formed at the middle position of the top ends of two sides in the protective bin 3.
Further, three sets of fixing buckles are symmetrically installed at the middle position of the two sets of connecting plates 902 far away from one end, the bottom ends of the three sets of pull ropes 14 at the same end are respectively and fixedly connected with the three sets of fixing buckles, and the bottom ends of the three sets of pull ropes 14 in each set of installation cavity 8 can be tied on the connecting plates 902, so that when the connecting plates 902 move, the pull effect can be achieved on the pull ropes 14.
Further, limit bars 21 are symmetrically installed at two ends of the top of the lifting plate 901, the bottom of the clamping plate 4 is of a bevel structure, a strip-shaped soft cushion is arranged at the bottom of the clamping plate 4 and is beneficial to position limitation of a power battery pack placed on the clamping plate, and the strip-shaped soft cushion at the bottom of the clamping plate 4 can avoid damage to the surface of the power battery pack.
Further, the two sides of the two ends of the lifting plate 901 are symmetrically provided with the connecting sliding blocks 11, the bottoms of the two ends in the protection bin 3 are symmetrically provided with two groups of connecting sliding grooves 6 matched with the connecting sliding blocks 11, and stability of the lifting plate 901 in the lifting process is improved.
Further, the bottom of the protection bin 3 is provided with a bottom plate, symmetrical threads at four corners of the bottom plate are provided with first screws, the bottom plate is fixedly connected with the bottom of the protection bin 3 through the first screws, and parts at the bottom of the lifting plate 901 are overhauled and maintained by disassembling the bottom plate.
Further, the symmetrical threads at the four corners of the top of the protection cover 1 are provided with second screws, the four corners of the top of the protection cabin 3 are symmetrically provided with threaded holes matched with the second screws, and the protection cover 1 is fixedly connected with the top of the protection cabin 3 through the second screws and the threaded holes, so that the protection cover 1 can be further firmly fixed on the top of the protection cabin 3.
Further, the outside at splint 4 top has seted up bar groove 18, and bar limiting plate 20 that cooperates with bar groove 18 is installed to one side at the top in the bar through-hole 22, helps restricting splint 4 and can only be vertical state after restoring to the throne, and also can improve bar through-hole 22's degree of sealing.
Further, support blocks 16 are symmetrically arranged at four corners of the inner bottom of the protection bin 3, mounting grooves are formed in the tops of the support blocks 16, rubber pads are arranged in the mounting grooves, the lifting plate 901 is buffered when the lifting plate falls to the lowest position, and stability of a power battery pack on the lifting plate 901 can be provided.
In embodiment 1, as shown in fig. 1-12, when the power battery pack needs to be taken out, four sets of second screws on the top of the protective cover 1 are firstly screwed off, then the threaded column 203 is rotated anticlockwise, two ends of the strip-shaped clamping plate 202 are separated from the interiors of the two sets of strip-shaped clamping grooves 201 respectively, then the protective cover 1 is opened, the power battery pack is taken out from the interior of the protective bin 3, in the process, the lifting plate 901 is forced to lift by the elastic potential energy of the spring 906, the connecting plate 902 does not apply tension to the clamping plate 4 through the pull rope 14 any more, the clamping plate 4 is pulled by the elastic potential energy of the tension spring 15 to rotate back to the original state, the installation cavity 8 is completely separated from the interior of the protective bin 3, and therefore, external dust cannot enter the interior of the installation cavity 8, and cleanliness of the external protective structure of the whole power battery pack in the subsequent use process is ensured.
In embodiment 2, as shown in fig. 3 and 8, mounting grooves matched with the heat conducting plates 17 are symmetrically formed on two inner sides of the protection bin 3, connecting screws are symmetrically arranged at four corners of the outer side of the heat conducting plates 17 in a threaded manner, the heat conducting plates 17 are fixedly mounted in the mounting grooves through the connecting screws, and the heat conducting plates 17 can be removed from two inner sides of the protection bin 3 and replaced through disassembling the connecting screws.
In embodiment 3, as shown in fig. 1-12, after the power battery pack is placed in the protection cabin 3, the protection cover 1 is manually covered, then the external inserting rod is inserted into the slot 205, the threaded column 203 is driven to rotate by the inserting rod, so that the strip-shaped clamping plate 202 rotates clockwise in the protection cover 1, the threaded column 203 and the strip-shaped clamping plate 202 are gradually lowered under the influence of threads in the protection cover 1 in the rotating process, when the two ends of the strip-shaped clamping plate 202 rotate into the strip-shaped clamping grooves 201 on the two sides in the protection cabin 3, the bottom of the strip-shaped clamping plate 202 tightly abuts against the inner bottom of the strip-shaped clamping groove 201, the rubber backing plate 204 on the bottom of the strip-shaped clamping plate 202 tightly abuts against the top of the power battery pack, and then the lifting plate 901 is matched with the power battery pack to achieve a good fixing effect, the inner two ends of the protection cabin 3 are further provided with the installation cavity 8, the top of the power battery pack is separated from the protection cover 1, the bottom of the power battery pack is separated from the bottom of the protection cabin 3, and when the whole external protection structure encounters impact, the impact force is well reduced, the damage to the power battery pack is greatly improved, and the protection effect to the external battery pack is greatly improved.
Working principle: before use, the device is powered on, firstly, a power battery pack is placed in the protection bin 3, the power battery pack falls onto the lifting plate 901, the lifting plate 901 is lowered under the influence of gravity of the power battery pack, two groups of connecting plates 902 are gradually close to each other in the process, a limit sliding block 905 slides in a limit sliding groove 904, a clamping plate 4 is pulled by a pull rope 14 to rotate around a rotating shaft 19 as an axis, a three-groove guide wheel 7 rotates when the pull rope 14 is pulled, at the moment, the inside of the protection bin 3 and the inside of a mounting cavity 8 are in a communicating state, a tension spring 15 is lengthened and stores elastic potential energy, the bottom of the lifting plate 901 is propped against the top of a strip-shaped partition plate 10 when the lifting plate 901 descends to the lowest position, the bottoms of all the clamping plates 4 are propped against the outer sides of the power battery pack, the power battery pack is automatically and preliminarily fixed, then the protection cover 1 is manually covered on the top of the protection bin 3, then the outside inserting rod is inserted into the slot 205, the threaded column 203 is driven to rotate by the inserting rod, the strip-shaped clamping plate 202 rotates clockwise in the protection cover 1, the positions of the threaded column 203 and the strip-shaped clamping plate 202 in the protection cover 1 are affected by threads to descend gradually in the rotating process, when the two ends of the strip-shaped clamping plate 202 rotate into the strip-shaped clamping grooves 201 on the two sides in the protection bin 3, the bottom of the strip-shaped clamping plate 202 is tightly abutted against the inner bottom of the strip-shaped clamping groove 201, the rubber backing plate 204 at the bottom of the strip-shaped clamping plate 202 is tightly abutted against the top of the power battery pack, if the temperature rises to a preset value in the working process of the power battery pack, a group of fans 13 are controlled by the external control panel to blow outside air into the protection bin 3 to blow and cool the power battery pack, the outside air is filtered by the filter screen 12 and then enters the corresponding installation cavity 8, then, the air enters into the protection cabin 3 through the adjacent strip-shaped through holes 22 to blow and cool one end of the power battery pack, then the external air flows to the other end of the protection cabin 3 through the plurality of groups of heat conducting pipes 5, the temperature transferred to the heat conducting plates 17 on two sides of the power battery pack in the process is absorbed by the flowing air in the heat conducting pipes 5, and then the air with heat is blown into the external environment by the fan 13 after passing through the strip-shaped through holes 22 and the installation cavity 8 at the other end of the protection cabin 3.
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.
The electrical components are all connected with an external main controller and 220V mains supply, and the main controller can be conventional known equipment for controlling a computer and the like.
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 (10)

1. The utility model provides a power battery pack outer protection architecture, includes protection storehouse (3), its characterized in that: the top of protection storehouse (3) is provided with visor (1), and the interior top of visor (1) is provided with locking subassembly (2), install chamber (8) have been seted up to the interior both ends symmetry of protection storehouse (3), three bar through-hole (22) of group and installation chamber (8) inside intercommunication have been seted up to the interior both ends symmetry of protection storehouse (3), and the interior bilateral symmetry of bar through-hole (22) is provided with pivot (19), two sets of splint (4) with bar through-hole (22) looks adaptation are installed jointly to one side that pivot (19) are close to each other, the inside of installation chamber (8) evenly is provided with three groove guide wheels (7), install first recess (23) with three groove guide wheels (7) looks adaptation of group are seted up to the intermediate position department that bar through-hole (22) one end was kept away from to installation chamber (8) inside, tension spring (15) are installed to the both sides symmetry that tension spring (15) are close to first recess (23) one end bottom, and the inner wall fixed connection of installation chamber (8) are kept away from (14) splint, first recess (4) are close to one end (14) and the intermediate position that is located between the inside of installation chamber (8) is kept away from (7) and is located with three groove guide wheels (7), the utility model discloses a protection bin, including installation cavity (8), protection bin (3), heat conduction board (17) are installed to the inside intermediate position department of keeping away from bar through-hole (22) one end of installation cavity (8), filter screen (12) are installed to the both ends symmetry of protection bin (3), and filter screen (12) are located the outside of fan (13), heat conduction board (24) are evenly seted up to the inside bilateral symmetry of protection bin (3), and heat conduction pipe (5) are installed to the inboard of second recess (24), the inside of heat conduction pipe (5) all extends to the inside of protection bin (3), bar baffle (10) are installed to the intermediate position department of the bottom in protection bin (3).
2. The power battery pack outer protection structure according to claim 1, wherein: the supporting component (9) comprises lifting plates (901), connecting plates (902), connecting rods (903), limiting sliding grooves (904), limiting sliding blocks (905) and springs (906), wherein the limiting sliding grooves (904) are symmetrically formed in the bottoms of two sides in the protection bin (3), the limiting sliding blocks (905) are symmetrically arranged at two ends of the inside of the limiting sliding grooves (904), the springs (906) are symmetrically arranged at the middle positions of the inside of the limiting sliding grooves (904), two groups of springs (906) are fixedly connected with a group of adjacent limiting sliding blocks (905) respectively at one ends far away from each other, the connecting plates (902) are jointly arranged at the outer sides of the same ends, the bottom ends of the pull ropes (14) are fixedly connected with the middle positions of a group of adjacent connecting plates (902), two groups of connecting plates (902) are symmetrically hinged with connecting rods (903) at two sides of one ends far away from each other, and the lifting plates (901) are jointly hinged at the top ends of four groups of connecting rods (903).
3. The power battery pack outer protection structure according to claim 1, wherein: locking subassembly (2) are including bar draw-in groove (201), bar cardboard (202), screw thread post (203), rubber backing plate (204) and slot (205), the intermediate position department screw thread at visor (1) top is provided with screw thread post (203), and the bottom of screw thread post (203) extends to the interior top of visor (1) and installs bar cardboard (202), rubber backing plate (204) are installed to the intermediate position department of bar cardboard (202) bottom, slot (205) have been seted up at the top of screw thread post (203), bar draw-in groove (201) mutually supporting with bar cardboard (202) have been seted up to the intermediate position department symmetry on both sides top in protection storehouse (3).
4. The power battery pack external protection structure according to claim 2, wherein: three groups of fixing buckles are symmetrically arranged at the middle position of one end, away from each other, of the two groups of connecting plates (902), and the bottom ends of the three groups of pull ropes (14) at the same end are fixedly connected with the three groups of fixing buckles respectively.
5. The power battery pack external protection structure according to claim 2, wherein: limiting strips (21) are symmetrically arranged at two ends of the top of the lifting plate (901), the bottom of the clamping plate (4) is of a bevel structure, and a strip-shaped soft cushion is arranged at the bottom of the clamping plate (4).
6. The power battery pack external protection structure according to claim 2, wherein: the two sides of the two ends of the lifting plate (901) are symmetrically provided with connecting sliding blocks (11), and the bottoms of the two ends in the protection bin (3) are symmetrically provided with two groups of connecting sliding grooves (6) matched with the connecting sliding blocks (11).
7. The power battery pack outer protection structure according to claim 1, wherein: the bottom of the protection bin (3) is provided with a bottom plate, symmetrical threads at four corners of the bottom plate are provided with first screws, and the bottom plate is fixedly connected with the bottom of the protection bin (3) through the first screws.
8. The power battery pack outer protection structure according to claim 1, wherein: the four corners position symmetry screw thread at visor (1) top is provided with the second screw, the screw hole that mutually supports with the second screw is offered to the four corners position symmetry at visor storehouse (3) top, visor (1) is through second screw and screw hole and the top fixed connection of visor storehouse (3).
9. The power battery pack outer protection structure according to claim 1, wherein: the outside at splint (4) top has seted up bar groove (18), bar limiting plate (20) mutually supporting with bar groove (18) are installed to one side at the top in bar through-hole (22).
10. The power battery pack outer protection structure according to claim 1, wherein: support blocks (16) are symmetrically arranged at four corners of the inner bottom of the protection bin (3), mounting grooves are formed in the tops of the support blocks (16), and rubber pads are arranged in the mounting grooves.
CN202310354426.6A 2023-04-06 2023-04-06 External protection structure of power battery pack Active CN116073061B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202310354426.6A CN116073061B (en) 2023-04-06 2023-04-06 External protection structure of power battery pack

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202310354426.6A CN116073061B (en) 2023-04-06 2023-04-06 External protection structure of power battery pack

Publications (2)

Publication Number Publication Date
CN116073061A true CN116073061A (en) 2023-05-05
CN116073061B CN116073061B (en) 2023-06-09

Family

ID=86180564

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202310354426.6A Active CN116073061B (en) 2023-04-06 2023-04-06 External protection structure of power battery pack

Country Status (1)

Country Link
CN (1) CN116073061B (en)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111987267A (en) * 2020-09-03 2020-11-24 云南夏远新能源发展有限责任公司 Battery locking box of new energy automobile
CN111987269A (en) * 2020-09-03 2020-11-24 李晓艳 New energy automobile battery shock attenuation fixed case
CN114069134A (en) * 2021-11-16 2022-02-18 重庆交通职业学院 Vibration reduction protection device for new energy automobile battery

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111987267A (en) * 2020-09-03 2020-11-24 云南夏远新能源发展有限责任公司 Battery locking box of new energy automobile
CN111987269A (en) * 2020-09-03 2020-11-24 李晓艳 New energy automobile battery shock attenuation fixed case
CN114069134A (en) * 2021-11-16 2022-02-18 重庆交通职业学院 Vibration reduction protection device for new energy automobile battery

Also Published As

Publication number Publication date
CN116073061B (en) 2023-06-09

Similar Documents

Publication Publication Date Title
CN108415533B (en) Easy heat dissipation formula big data all-in-one safety protection case
CN116073061B (en) External protection structure of power battery pack
CN112672567A (en) Security protection monitoring intelligent control device for hotel
CN112739091B (en) Electrical cabinet convenient to install and maintain
CN212183989U (en) Cloud storage server cabinet convenient and rapid to cool
CN211377318U (en) Environment-friendly power equipment
CN116683315A (en) Power supply device with working state detection structure for glow heater
CN216773987U (en) Wall-hanging building forceful electric power block terminal convenient to installation
CN215575307U (en) Household electricity consumption monitoring device and system
CN115864144A (en) Novel direct current cabinet
CN211907986U (en) Isolated switch board
CN211088768U (en) Detachable switch board
CN210246023U (en) Electric appliance control cabinet convenient to automatically dissipate heat
CN210247235U (en) Electric cabinet for electric automation equipment
CN108811471B (en) Communication electronic internal element protection device with auxiliary heat radiation structure
CN209929723U (en) Suspension type is convenient for high-low voltage regulator cubicle of adjusting
CN219514491U (en) Heat abstractor of motor protector
CN215579708U (en) 660V high-power explosion-proof and dust-proof electrical control cabinet
CN110601259A (en) Multi-energy complementary power generation device
CN216016144U (en) Improved maintenance-free direct current screen for high-frequency microcomputer control
CN216648988U (en) Safe high-efficient switch board
CN220172701U (en) High-voltage switch equipment capable of rapidly radiating heat
CN218472602U (en) Bottom heat dissipation type box transformer substation device
CN211701221U (en) Low-voltage draw-out type switch cabinet convenient to maintain
CN219780635U (en) Reduce general panel beating machine case that static produced

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
GR01 Patent grant
GR01 Patent grant