CN115692925B - Heat dissipation type battery box structure of electric automobile, assembly tool and assembly method of assembly tool - Google Patents
Heat dissipation type battery box structure of electric automobile, assembly tool and assembly method of assembly tool Download PDFInfo
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- CN115692925B CN115692925B CN202211377339.4A CN202211377339A CN115692925B CN 115692925 B CN115692925 B CN 115692925B CN 202211377339 A CN202211377339 A CN 202211377339A CN 115692925 B CN115692925 B CN 115692925B
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- 230000017525 heat dissipation Effects 0.000 title claims abstract description 30
- 238000000034 method Methods 0.000 title claims abstract description 16
- 238000001816 cooling Methods 0.000 claims abstract description 72
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 53
- 230000007306 turnover Effects 0.000 claims description 54
- 230000007246 mechanism Effects 0.000 claims description 37
- 238000002791 soaking Methods 0.000 claims description 30
- 238000004804 winding Methods 0.000 claims description 21
- 238000009434 installation Methods 0.000 claims description 12
- 239000000110 cooling liquid Substances 0.000 claims description 11
- 230000008569 process Effects 0.000 claims description 7
- 239000000463 material Substances 0.000 claims description 6
- 229910000838 Al alloy Inorganic materials 0.000 claims description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 3
- 229910000861 Mg alloy Inorganic materials 0.000 claims description 3
- 229910000831 Steel Inorganic materials 0.000 claims description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 3
- 229910052782 aluminium Inorganic materials 0.000 claims description 3
- 238000013329 compounding Methods 0.000 claims description 3
- 229910052802 copper Inorganic materials 0.000 claims description 3
- 239000010949 copper Substances 0.000 claims description 3
- 239000003365 glass fiber Substances 0.000 claims description 3
- 239000007788 liquid Substances 0.000 claims description 3
- 239000002861 polymer material Substances 0.000 claims description 3
- 238000007789 sealing Methods 0.000 claims description 3
- 239000010959 steel Substances 0.000 claims description 3
- 230000008901 benefit Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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- 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
Abstract
The invention discloses a heat dissipation type battery box structure of an electric automobile, an assembly fixture and an assembly method thereof, wherein the heat dissipation type battery box structure comprises a battery box body and a box cover covered on the battery box body, a battery anti-collision assembly and a water cooling heat dissipation assembly are arranged in the battery box body, the battery anti-collision assembly is used for supporting a vehicle-mounted battery in a battery accommodating cavity at intervals and conducting anti-collision protection on the vehicle-mounted battery, and the water cooling heat dissipation assembly is used for conducting circulating water cooling heat dissipation on heat generated by the vehicle-mounted battery.
Description
Technical Field
The invention belongs to the technical field of battery boxes of electric automobiles, and particularly relates to a heat dissipation type battery box structure of an electric automobile, an assembly tool and an assembly method of the heat dissipation type battery box structure.
Background
The electric automobile is a vehicle which uses a vehicle-mounted power supply as power and uses a motor to drive wheels to run, meets various requirements of road traffic and safety regulations, and is of the type: pure electric vehicles, hybrid electric vehicles and fuel cell vehicles.
The vehicle-mounted battery of the electric automobile is required to be mounted on the frame through a specific battery box, the heat dissipation performance and the anti-collision safety of the battery box are directly related to the use of the whole automobile, and as the output voltage of the battery box of the electric automobile is higher than 200V, the vehicle-mounted battery can generate a large amount of heat in the use process, the battery box is required to be subjected to heat dissipation treatment through a heat dissipation structure, meanwhile, the safety of the vehicle-mounted battery in the battery box is protected through the anti-collision performance of the battery box, and the heat dissipation structure and the anti-collision structure of the battery box directly influence the safety and stability conditions of the working environment in the battery box.
Disclosure of Invention
The invention aims to provide a heat-dissipation type battery box structure of an electric automobile, an assembly tool and an assembly method thereof, so as to solve the problems in the background art.
In order to achieve the above purpose, the present invention provides the following technical solutions: the heat dissipation type battery box structure of the electric automobile comprises a battery box body and a box cover covered on the battery box body, wherein a battery anti-collision component and a water cooling heat dissipation component are arranged in the battery box body, and a battery accommodating cavity for installing a vehicle-mounted battery is formed among the battery box body, the battery anti-collision component and the water cooling heat dissipation component;
the battery anti-collision assembly is used for supporting the vehicle-mounted battery in the battery accommodating cavity at intervals and carrying out anti-collision protection on the vehicle-mounted battery;
the water cooling assembly is used for carrying out circulating water cooling heat dissipation on heat generated by the vehicle-mounted battery.
Preferably, the battery anti-collision assembly comprises an anti-collision bracket and an anti-collision buffer block which are arranged in the battery box body;
the anti-collision bracket comprises cross beams which are distributed at equal intervals, and longitudinal beams which are distributed between the cross beams at equal intervals;
the anti-collision buffer block is arranged at the bottom of the longitudinal beam through a bolt, an installation groove is formed in the bottom of the longitudinal beam, an installation strip clamped with the installation groove is arranged at the upper part of the anti-collision buffer block, and threaded holes matched with the bolt are formed in the installation strip and the longitudinal beam;
the bottom of two crossbeams in the outermost side on the anti-collision support is provided with an anti-collision side plate, and the thickness of the anti-collision side plate is half of the width of the crossbeam.
Preferably, clamping blocks are arranged at two ends of the cross beam which are distributed at equal intervals, and clamping grooves are formed in the positions, corresponding to the clamping blocks, of the inside of the battery box body;
the anti-collision support is installed in the battery box body through the clamping blocks and the clamping grooves.
Preferably, the water cooling assembly comprises a water tank, a circulating pump and a vapor chamber, and the water tank is communicated with the circulating pump;
the inside of the cross beam is provided with a converging cooling channel, the converging cooling channels in the two outermost cross beams are communicated with the water tank, and the converging cooling channel in the middle cross beam is communicated with the output end of the circulating pump;
the inside of soaking plate has offered equidistant reposition of redundant personnel cooling passageway that distributes, soaking plate's both sides edge upper portion respectively with the outside the crossbeam with in the middle the crossbeam is connected, reposition of redundant personnel cooling passageway with converge cooling passageway intercommunication.
Preferably, the bottoms of the two outmost cross beams are provided with connecting pipes distributed at equal intervals, and the bottoms of the middle cross beams are provided with the connecting pipes distributed at equal intervals symmetrically;
the soaking plate is of a U-shaped structure, connecting ports are formed in the upper parts of two side edges of the soaking plate, one connecting port is connected with the connecting pipe at the bottom of the outmost beam, and the other connecting port is connected with the connecting pipe at the bottom of the middle beam;
the thickness of the vapor chamber is half of the width of the cross beam.
Preferably, the battery box body is prepared by compounding one or more materials of aluminum alloy, magnesium alloy, steel or glass fiber polymer materials;
the soaking plate is prepared by adopting an aluminum profile or a copper material;
and the cooling liquid circulating in the water cooling assembly is pure water or superconducting liquid.
The assembly fixture for assembling the heat-dissipation type battery box structure of the electric automobile comprises an assembly table, wherein an assembly overturning mechanism and an auxiliary traction mechanism are arranged on the assembly table;
the assembling turnover mechanism is used for assembling the battery box structure and turnover the battery box structure in the assembling process;
the auxiliary traction mechanism is used for providing overturning power for the assembly overturning mechanism and carrying out traction auxiliary overturning on the assembly overturning mechanism.
Preferably, the assembly turnover mechanism comprises a fixed seat and assembly turnover plates rotatably arranged on two sides of the fixed seat;
the fixed seat is provided with symmetrically distributed rotating grooves, one sides of the two assembling turnover plates facing the rotating grooves are respectively provided with a rotating block, and the rotating blocks are rotatably arranged in the rotating grooves through rotating shafts;
an anti-collision bracket positioning groove for positioning the anti-collision bracket and a battery box positioning groove for positioning the upper part of the battery box are formed in the upper part of one of the assembly overturning plates;
the upper part of the other assembling turnover plate is provided with a groove for positioning the bottom of the battery box body.
Preferably, the auxiliary traction mechanism comprises a hydraulic telescopic machine, a movable limiting seat, a portal frame, a traction motor, a winding and unwinding rod, a traction rope and a hook;
the assembly table is characterized in that a movable cavity for moving the movable limiting seat is formed in the assembly table, limiting grooves for limiting the movable limiting seat are formed in two sides of the inner part of the movable cavity, and limiting blocks are arranged on the movable limiting seat at positions corresponding to the limiting grooves;
the hydraulic telescopic machine is arranged at one end of the assembly table, and the telescopic end of the hydraulic telescopic machine is connected with the movable limiting seat;
the two ends of the movable limiting seat extend out of the outer side of the assembly table, the two ends of the bottom of the portal frame are respectively connected with the upper parts of the two ends of the movable limiting seat, and the height of the portal frame is higher than the upper part of the assembly turnover mechanism;
a retraction groove for installing the retraction rotating rod is formed in the top of the inner side of the portal frame, a driven wheel is arranged in the middle of the retraction rotating rod, the traction motor is arranged at the top of the portal frame, a driving wheel is arranged at the output end of the traction motor, the driving wheel is connected with the driven wheel through a belt, and a through hole is formed in the upper part of the portal frame at the position corresponding to the belt;
the two traction ropes are arranged, the winding and unwinding rotating rod is divided into two sections by taking the driven wheel as a center, the two traction ropes are respectively wound on the two sections of the winding and unwinding rotating rod, and the hooks are arranged at the lower ends of the two traction ropes;
and hanging rods are arranged on the outer sides of one ends, far away from the fixing seats, of the two assembling turnover plates, and the hanging rods are matched with the hooks.
An assembly method of an assembly fixture comprises the following steps:
a: when the battery box is assembled, two assembling turnover plates are horizontally placed on an assembling table, then an anti-collision support is reversely arranged in an anti-collision support positioning groove, an installing groove faces upwards, and then an installing strip on an anti-collision buffer block is clamped in the installing groove, so that the anti-collision buffer block is assembled with the anti-collision support, and then a plurality of anti-collision buffer blocks are assembled one by one;
b: then, a sealing gasket is sleeved on a connecting pipe on the cross beam, two connecting ports on the soaking plates face the connecting pipe, one connecting port is connected with the connecting pipe at the bottom of the cross beam at the outermost side, the other connecting port is connected with the connecting pipe at the bottom of the cross beam at the middle part, and then a plurality of soaking plates are assembled one by one;
c: then the battery box body is inversely arranged in the battery box body positioning groove, and the anti-collision support, the anti-collision buffer block and the soaking plate are covered by the battery box body in a fitting way;
d: then the traction motor reverses, the driven wheel is driven to reverse through the driving wheel and the belt, the winding and unwinding rod is further enabled to be lengthened through the traction rope on the winding and unwinding rod, the hanging rod on the outer side of the assembly turnover plate with the groove is further enabled to be hung by the hook, then the traction motor rotates positively, the winding and unwinding rod is driven to rotate positively, the traction rope on the winding and unwinding rod is enabled to shrink and wind, the hook is enabled to drive the assembly turnover plate to lift, then the hydraulic telescopic machine starts to stretch, the movement limiting seat moves in the moving cavity towards the direction of the assembled assembly turnover plate, the forward and backward rotation of the traction motor is matched, the assembly turnover plate with the groove is driven by the portal frame to turn and cover the assembled assembly turnover plate, and when the two assembly turnover plates are combined, the two assembly turnover plates are clamped by using a tool;
e: then the hydraulic telescoping machine starts to shorten, the combined two assembly overturning plates are overturned towards the other side by matching with the forward and reverse rotation of the traction motor, then the tool is taken down, so that the two assembly overturning plates are separated, then the hooks are taken down, the two assembly overturning plates are hung on the hanging rods on the other assembly overturning plate, the assembly overturning plate is overturned open, the front of the battery box body and the anti-collision support face upwards at the moment, then the water tank and the circulating pump are arranged at the appointed position in the battery box body, meanwhile, the circulating pump is communicated with the converging cooling channels in the middle cross beam, then the water tank is communicated with the converging cooling channels in the cross beam at the outermost side, and then the water tank is communicated with the circulating pump, and at the moment, the water tank, the circulating pump, the converging cooling channels and the diverging cooling channels form a cooling circulation system;
f: and then the mounting bar and the longitudinal beam are fixedly connected by using bolts to screw into the threaded holes, the box cover is clamped on the battery box body, and the whole assembly of the battery box is completed.
Compared with the prior art, the invention has the beneficial effects that:
1. the invention is provided with a water tank, a circulating pump, a vapor chamber, a converging cooling channel and a diverging cooling channel, so that a complete cooling circulation system is formed, in the form of an electric automobile, the vehicle-mounted battery generates heat, at the moment, the circulating pump starts to operate, cooling liquid in the water tank is conveyed into the converging cooling channel in a cross beam at the middle position, then the cooling liquid enters the diverging cooling channel in the vapor chamber through a connecting pipe at the bottom of the cross beam, thereby absorbing and taking away heat generated by the vehicle-mounted battery, then the cooling liquid in the vapor chamber is converged into the converging cooling channel in the cross beam at the outermost side, and then the cooling liquid is circulated to the water tank through the converging cooling channel in the cross beam, thereby completing a cooling circulation, rapidly absorbing the heat generated by the vehicle-mounted battery, completing circulation heat dissipation, dissipating the heat from the bottom and the side surface of the vehicle-mounted battery, improving the heat dissipation performance of the battery box, and further protecting the safety of the vehicle-mounted battery, and improving the service performance of the vehicle-mounted battery;
2. according to the anti-collision support and the anti-collision buffer block, the interior of the battery box body is divided into a plurality of battery accommodating cavities, and meanwhile, the vehicle-mounted batteries in the battery accommodating cavities can be supported and protected, so that the vehicle-mounted batteries in the battery accommodating cavities can be well protected when the battery box body is impacted by the outside, the impact damage of the vehicle-mounted batteries in the battery accommodating cavities is avoided, the structural strength of the battery box body is improved, the anti-collision performance of the battery box body is refreshed, the service life of the vehicle-mounted batteries is prolonged, and the driving safety and the vehicle property of a driver are protected;
3. the assembly fixture is provided with the assembly overturning mechanism and the auxiliary traction mechanism, and can overturn and assist in traction operation on the battery box structure in the assembly process, so that the battery box body can be assembled quickly, the assembly efficiency of the battery box body is improved, the assembly of multiple persons is not needed, the labor cost is saved, and the production benefit is improved.
Drawings
Fig. 1 is a schematic perspective view of a battery box according to the present invention;
fig. 2 is a schematic view of a part of the structure of the battery case of the present invention;
FIG. 3 is a schematic perspective view of an anti-collision bracket and a soaking plate according to the present invention;
FIG. 4 is a schematic perspective view of an anti-collision bracket and a soaking plate according to the present invention;
FIG. 5 is a schematic perspective view of an anti-collision bracket according to the present invention;
FIG. 6 is a schematic perspective view of an anti-collision bracket according to the present invention;
FIG. 7 is a schematic cross-sectional structural view of the impact bracket of the present invention;
fig. 8 is a schematic perspective view of a vapor chamber of the present invention;
FIG. 9 is a schematic cross-sectional perspective view of the vapor chamber of the present invention;
FIG. 10 is a schematic cross-sectional perspective view of the vapor chamber of the present invention;
FIG. 11 is a schematic perspective view of an anti-collision bumper of the present invention;
FIG. 12 is a schematic perspective view of a water tank and a circulation pump according to the present invention;
FIG. 13 is a schematic perspective view of an assembly fixture according to the present invention;
FIG. 14 is a schematic cross-sectional perspective view of an assembly tool of the present invention;
FIG. 15 is a schematic cross-sectional perspective view of the mounting station of the present invention;
FIG. 16 is a schematic perspective view of an auxiliary traction mechanism of the present invention;
FIG. 17 is a schematic perspective view of an auxiliary traction mechanism of the present invention;
FIG. 18 is a schematic cross-sectional view of the auxiliary traction mechanism of the present invention;
fig. 19 is a schematic perspective view of the assembled tilting mechanism of the present invention.
In the figure: 1. a battery case; 101. a clamping groove; 2. A case cover; 3. a battery anti-collision assembly; 301. an anti-collision bracket; 3011. a cross beam; 3012. a longitudinal beam; 3013. a mounting groove; 3014. a clamping block; 3015. a converging cooling passage; 3016. a connecting pipe; 302. an anti-collision buffer block; 3021. a mounting bar; 303. an anti-collision side plate; 4. a water-cooling heat dissipation assembly; 401. a water tank; 402. a circulation pump; 403. a soaking plate; 4031. a split cooling channel; 4032. a connection port; 5. a battery cavity; 6. a bolt; 7. a threaded hole; 8. an assembly table; 801. a movable cavity; 802. a limit groove; 9. assembling a turnover mechanism; 901. a fixing seat; 902. assembling a turnover plate; 903. a rotating groove; 904. a rotating block; 905. a rotating shaft; 906. an anti-collision bracket positioning groove; 907. a battery box body positioning groove; 908. a groove; 909. a hanging rod; 10. an auxiliary traction mechanism; 1001. a hydraulic telescoping machine; 1002. moving the limit seat; 1003. a portal frame; 1004. a traction motor; 1005. a rotating rod is retracted and released; 1006. a traction rope; 1007. a hook; 1008. a limiting block; 1009. a winding and unwinding groove; 1010. driven wheel; 1011. a driving wheel; 1012. a belt; 1013. and (5) a through hole.
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 heat dissipation type battery box structure of an electric vehicle provided by the invention comprises a battery box body 1 and a box cover 2 covered on the battery box body 1, wherein a battery anti-collision component 3 and a water cooling heat dissipation component 4 are arranged in the battery box body 1, and a battery accommodating cavity 5 for installing a vehicle-mounted battery is formed among the battery box body 1, the battery anti-collision component 3 and the water cooling heat dissipation component 4;
the battery anti-collision assembly 3 is used for supporting the vehicle-mounted battery in the battery accommodating cavity 5 at intervals and carrying out anti-collision protection on the vehicle-mounted battery, the battery anti-collision assembly 3 comprises anti-collision brackets 301 and anti-collision buffer blocks 302 which are arranged in the battery box body 1, the anti-collision brackets 301 comprise cross beams 3011 which are distributed at equal intervals and longitudinal beams 3012 which are distributed among the cross beams 3011 at equal intervals, the anti-collision buffer blocks 302 are arranged at the bottoms of the longitudinal beams 3012 through bolts 6, mounting grooves 3013 are formed in the bottoms of the longitudinal beams 3012, mounting strips 3021 which are clamped with the mounting grooves 3013 are formed in the upper parts of the anti-collision buffer blocks 302, threaded holes 7 which are matched with the bolts 6 are formed in the mounting strips 3021 and the longitudinal beams 3012, anti-collision side plates 303 are arranged at the bottoms of the two cross beams 3011 at the outermost sides on the anti-collision brackets 301, clamping blocks 3014 are arranged at two ends of the cross beams 3011 which are distributed at equal intervals, clamping grooves 101 are formed in the positions of the battery box body 1 corresponding to the clamping blocks 3014, and the anti-collision brackets 301 are arranged in the battery box body 101 through the clamping grooves and the clamping grooves 1;
according to the anti-collision support 301 and the anti-collision buffer block 302, the inside of the battery box body 1 is divided into a plurality of battery accommodating cavities 5, meanwhile, the vehicle-mounted batteries in the battery accommodating cavities 5 can be supported and protected, the vehicle-mounted batteries in the battery accommodating cavities 5 can be well protected when the battery box body 1 is impacted by the outside, the impact damage of the vehicle-mounted batteries in the battery accommodating cavities 5 is avoided, the structural strength of the battery box body 1 is improved, the anti-collision performance of the battery box body 1 is refreshed, and therefore the service life of the vehicle-mounted batteries is prolonged, and the driving safety and the vehicle property of a driver are protected;
the water cooling assembly 4 is used for carrying out circulating water cooling heat dissipation on heat generated by a vehicle-mounted battery, the water cooling assembly 4 comprises a water tank 401, a circulating pump 402 and a soaking plate 403, the water tank 401 is communicated with the circulating pump 402, a converging cooling channel 3015 is arranged in the beam 3011, converging cooling channels 3015 in two outmost beams 3011 are communicated with the water tank 401, converging cooling channels 3015 in middle beams 3011 are communicated with the output end of the circulating pump 402, equally-spaced distributing cooling channels 4031 are arranged in the soaking plate 403, the upper parts of two side edges of the soaking plate 403 are respectively connected with the outmost beams 3011 and the middle beams 3011, the distributing cooling channels 4031 are communicated with the converging cooling channels 3015, connecting pipes 3016 distributed at equal intervals are arranged at the bottoms of the outmost two beams 3011, the bottom of the middle cross beam 3011 is provided with connecting pipes 3016 which are symmetrically distributed at equal intervals, the soaking plates 403 are of U-shaped structures, the upper parts of two side edges of the soaking plates 403 are provided with connecting ports 4032, one connecting port 4032 is connected with the connecting pipe 3016 at the bottom of the cross beam 3011 at the outermost side, the other connecting port 4032 is connected with the connecting pipe 3016 at the bottom of the middle cross beam 3011, the thickness of the soaking plates 403 is half of the width of the cross beam 3011, the battery box 1 is prepared by compounding one or more materials of high polymer materials of aluminum alloy, magnesium alloy, steel or glass fiber, the soaking plates 403 are prepared by adopting aluminum profiles or copper materials, and cooling liquid circulated in the water cooling assembly 4 is pure water or superconducting liquid;
the invention is provided with a water tank 401, a circulating pump 402, a soaking plate 403, a converging cooling channel 3015 and a diverging cooling channel 4031, so that a complete cooling circulation system is formed, in the process of an electric automobile form, the circulating pump 402 starts to operate, cooling liquid in the water tank 401 is conveyed into the converging cooling channel 3015 in a cross beam 3011 at the middle position, then the cooling liquid enters the diverging cooling channel 4031 in the soaking plate 403 through a connecting pipe 3016 at the bottom of the cross beam 3011, thereby absorbing and taking away heat generated by the vehicle-mounted battery, the cooling liquid in the soaking plate 403 is converged into the converging cooling channel 3015 in the cross beam 3011 at the outermost side, and then the cooling liquid is circulated to the water tank 401 through the converging cooling channel 3015 in the cross beam 3011, so that a cooling circulation is completed, the heat generated by the vehicle-mounted battery can be quickly absorbed, circulated and radiated, the bottom and the side of the vehicle-mounted battery can be radiated, the radiating performance of the vehicle-mounted battery can be improved, and the safety protection of the vehicle-mounted battery can be improved.
As shown in fig. 13-19, the assembly fixture for assembling the heat dissipation type battery box structure of the electric automobile provided by the embodiment comprises an assembly table 8, wherein an assembly turnover mechanism 9 and an auxiliary traction mechanism 10 are arranged on the assembly table 8;
the assembling turnover mechanism 9 is used for assembling a battery box structure and turnover the battery box structure in the assembling process, the assembling turnover mechanism 9 comprises a fixed seat 901 and assembling turnover plates 902 rotatably arranged on two sides of the fixed seat 901, symmetrically distributed rotating grooves 903 are formed in the fixed seat 901, rotating blocks 904 are arranged on the two assembling turnover plates 902 towards one side of the rotating grooves 903, the rotating blocks 904 are rotatably arranged in the rotating grooves 903 through rotating shafts 905, an anti-collision support positioning groove 906 for positioning an anti-collision support 301 and a battery box positioning groove 907 for positioning the upper part of the battery box 1 are formed in the upper part of one assembling turnover plate 902, and a groove 908 for positioning the bottom of the battery box 1 is formed in the upper part of the other assembling turnover plate 902;
the auxiliary traction mechanism 10 is used for providing overturning power for the assembly overturning mechanism 9 and carrying out traction auxiliary overturning on the assembly overturning mechanism 9, the auxiliary traction mechanism 10 comprises a hydraulic telescopic machine 1001, a movable limiting seat 1002, a portal frame 1003, a traction motor 1004, a winding and unwinding rod 1005, a traction rope 1006 and a hook 1007, a movable cavity 801 for moving the movable limiting seat 1002 is arranged in the assembly table 8, limiting grooves 802 for limiting the movable limiting seat 1002 are arranged on two sides of the interior of the movable cavity 801, limiting blocks 1008 are arranged on the movable limiting seat 1002 at positions corresponding to the limiting grooves 802, the hydraulic telescopic machine 1001 is arranged at one end of the assembly table 8, telescopic ends of the hydraulic telescopic machine 1001 are connected with the movable limiting seat 1002, two ends of the movable limiting seat 1002 extend out of the outer side of the assembly table 8, two ends of the bottom of the portal frame 1003 are respectively connected with the upper parts of two ends of the movable limiting seat 1002, the height of the portal frame 1003 is higher than the upper part of the assembling turnover mechanism 9, a winding and unwinding groove 1009 for winding and unwinding the rotary rod 1005 is formed in the top of the inner side of the portal frame 1003, a driven wheel 1010 is arranged in the middle of the winding and unwinding rotary rod 1005, a traction motor 1004 is arranged at the top of the portal frame 1003, a driving wheel 1011 is arranged at the output end of the traction motor 1004, the driving wheel 1011 and the driven wheel 1010 are connected through a belt 1012, a through hole 1013 is formed in the position, corresponding to the belt 1012, of the upper part of the portal frame 1003, two traction ropes 1006 are arranged, the winding and unwinding rotary rod 1005 is divided into two sections by taking the driven wheel 1010 as the center, the two traction ropes 1006 are wound on the two sections of the winding and unwinding rotary rod 1005 respectively, a hook 1007 is arranged at the lower ends of the two traction ropes 1006, a hanging rod 909 is arranged at the outer side of one end, far away from the fixing seat 901, of the two assembling turnover plates 902, and the hanging rods 909 are matched with the hook 1007;
the assembly fixture is provided with the assembly overturning mechanism 9 and the auxiliary traction mechanism 10, and can overturn and assist in traction operation on the battery box structure in the assembly process, so that the battery box body can be assembled quickly, the assembly efficiency of the battery box body is improved, the assembly of multiple persons is not needed, the cost is saved, and the production benefit is improved.
The assembly method of the assembly fixture provided by the embodiment comprises the following steps:
a: when the battery box is assembled, two assembling turnover plates 902 are horizontally placed on an assembling table 8, then an anti-collision support 301 is reversely arranged in an anti-collision support positioning groove 906, an installation groove 3013 faces upwards, then an installation strip 3021 on an anti-collision buffer block 302 is clamped in the installation groove 3013, so that the anti-collision buffer block 302 is assembled with the anti-collision support 301, and then a plurality of anti-collision buffer blocks 302 are assembled one by one;
b: then, a sealing gasket is sleeved on the connecting pipe 3016 on the beam 3011, then, two connecting ports 4032 on the vapor chamber 403 face the connecting pipe 3016, one connecting port 4032 is connected with the connecting pipe 3016 at the bottom of the beam 3011 at the outermost side, the other connecting port 4032 is connected with the connecting pipe 3016 at the bottom of the beam 3011 at the middle part, and then, a plurality of vapor chambers 403 are assembled one by one;
c: then the battery box 1 is inversely installed in the battery box positioning groove 907, and at this time, the battery box 1 covers the anti-collision bracket 301, the anti-collision buffer block 302 and the soaking plate 403 in a fitting way;
d: then the traction motor 1004 rotates reversely, the driven wheel 1010 is driven to rotate reversely through the driving wheel 1011 and the belt 1012, the winding and unwinding rotating rod 1005 is further enabled to enable the traction rope 1006 on the winding and unwinding rotating rod 1005 to be lengthened, the hook 1007 is enabled to hang the hanging rod 909 arranged on the outer side of the assembled turnover plate 902 and provided with the groove 908, then the traction motor 1004 rotates positively, the winding and unwinding rotating rod 1005 is driven to rotate positively, the traction rope 1006 on the winding and unwinding rotating rod 1005 is enabled to shrink and wind, the hook 1007 is enabled to drive the assembled turnover plate 902 to lift, then the hydraulic telescopic machine 1001 starts to stretch, the movement limiting seat 1002 moves in the movable cavity 801 towards the assembled turnover plate 902, the front and back rotation of the traction motor 1004 is matched, the gantry 1003 is enabled to drive the assembled turnover plate 902 provided with the groove 908 to turn over and cover the assembled turnover plate 902, and when the two assembled turnover plates 902 are combined, the two assembled turnover plates 902 are clamped by using a tool;
e: then the hydraulic expansion machine 1001 starts to shorten, the combined two assembly turning plates 902 are turned to the other side in coordination with the forward and reverse rotation of the traction motor 1004, then the tool is removed, so that the two assembly turning plates 902 are separated, then the hook 1007 is removed, then the assembly turning plates 902 are hung on the hanging rod 909 on the other assembly turning plate 902, the assembly turning plates 902 are turned open, at this time, the battery box 1 and the anti-collision bracket 301 face upwards, then the water tank 401 and the circulating pump 402 are installed at the designated position in the battery box 1, at the same time, the circulating pump 402 is communicated with the confluence cooling passage 3015 in the middle cross beam 3011, then the water tank 401 is communicated with the confluence cooling passage 3015 in the outermost cross beam 3011, and then the water tank 401 is communicated with the circulating pump 402, at this time, the water tank 401, the circulating pump 402, the confluence cooling passage 3015 and the diversion cooling passage 4031 form a cooling circulation system;
f: then, the mounting bar 3021 and the longitudinal beam 3012 are fixedly connected by screwing the bolts 6 into the threaded holes 7, the case cover 2 is clamped on the battery case body 1, and the whole battery case is assembled.
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 (6)
1. The heat dissipation type battery box structure of the electric automobile is characterized by comprising a battery box body (1) and a box cover (2) covered on the battery box body (1), wherein a battery anti-collision component (3) and a water cooling component (4) are arranged in the battery box body (1), and a battery accommodating cavity (5) for installing a vehicle-mounted battery is formed among the battery box body (1), the battery anti-collision component (3) and the water cooling component (4);
the battery anti-collision assembly (3) is used for supporting the vehicle-mounted battery in the battery accommodating cavity (5) at intervals and performing anti-collision protection on the vehicle-mounted battery;
the water cooling assembly (4) is used for carrying out circulating water cooling on heat generated by the vehicle-mounted battery;
the battery anti-collision assembly (3) comprises an anti-collision bracket (301) and an anti-collision buffer block (302) which are arranged inside the battery box body (1); the anti-collision bracket (301) comprises equally spaced cross beams (3011) and longitudinal beams (3012) equally spaced between the cross beams (3011); the anti-collision buffer block (302) is installed at the bottom of the longitudinal beam (3012) through a bolt (6), an installation groove (3013) is formed in the bottom of the longitudinal beam (3012), an installation strip (3021) clamped with the installation groove (3013) is arranged on the upper portion of the anti-collision buffer block (302), and threaded holes (7) matched with the bolt (6) are formed in the installation strip (3021) and the longitudinal beam (3012); the bottom of two cross beams (3011) at the outermost side on the anti-collision support (301) is provided with an anti-collision side plate (303), the thickness of the anti-collision side plate (303) is half of the width of the cross beam (3011), clamping blocks (3014) are arranged at two ends of the cross beam (3011) which are distributed at equal intervals, and clamping grooves (101) are formed in the battery box body (1) at positions corresponding to the clamping blocks (3014); the anti-collision bracket (301) is arranged in the battery box body (1) through the clamping block (3014) and the clamping groove (101);
the water cooling assembly (4) comprises a water tank (401), a circulating pump (402) and a soaking plate (403), and the water tank (401) is communicated with the circulating pump (402); a converging cooling channel (3015) is formed in the cross beam (3011), the converging cooling channels (3015) in the two outermost cross beams (3011) are communicated with the water tank (401), and the converging cooling channels (3015) in the middle cross beam (3011) are communicated with the output end of the circulating pump (402); the soaking plate (403) is internally provided with equally-spaced distributed split cooling channels (4031), the upper parts of two side edges of the soaking plate (403) are respectively connected with the outmost cross beam (3011) and the middle cross beam (3011), the split cooling channels (4031) are communicated with the confluence cooling channels (3015), the bottoms of the outmost two cross beams (3011) are provided with equally-spaced distributed connecting pipes (3016), and the bottoms of the middle cross beams (3011) are provided with equally-spaced symmetrically-distributed connecting pipes (3016); the soaking plate (403) is of a U-shaped structure, connection ports (4032) are formed in the upper parts of two side edges of the soaking plate (403), one connection port (4032) is connected with the connection pipe (3016) at the bottom of the beam (3011) at the outermost side, and the other connection port (4032) is connected with the connection pipe (3016) at the bottom of the beam (3011) in the middle; the thickness of the soaking plate (403) is half the width of the beam (3011).
2. The heat dissipation type battery box structure of an electric vehicle according to claim 1, wherein: the battery box body (1) is prepared by compounding one or more materials of aluminum alloy, magnesium alloy, steel or glass fiber polymer materials;
the soaking plate (403) is prepared by adopting an aluminum profile or a copper material;
the cooling liquid circulating in the water cooling assembly (4) is pure water or superconducting liquid.
3. An assembling tool for assembling the heat dissipation type battery box structure of the electric automobile according to any one of claims 1-2, which is characterized by comprising an assembling table (8), wherein an assembling turnover mechanism (9) and an auxiliary traction mechanism (10) are arranged on the assembling table (8);
the assembling turnover mechanism (9) is used for assembling the battery box structure and turnover the battery box structure in the assembling process;
the auxiliary traction mechanism (10) is used for providing overturning power for the assembly overturning mechanism (9) and carrying out traction auxiliary overturning on the assembly overturning mechanism (9).
4. An assembly fixture according to claim 3, wherein: the assembly turnover mechanism (9) comprises a fixed seat (901) and assembly turnover plates (902) rotatably arranged on two sides of the fixed seat (901);
the fixed seat (901) is provided with symmetrically distributed rotating grooves (903), two assembling turnover plates (902) are respectively provided with a rotating block (904) towards one side of the rotating grooves (903), and the rotating blocks (904) are rotatably arranged in the rotating grooves (903) through rotating shafts (905);
an anti-collision bracket positioning groove (906) for positioning the anti-collision bracket (301) and a battery box body positioning groove (907) for positioning the upper part of the battery box body (1) are formed in the upper part of one of the assembly overturning plates (902);
the upper part of the other assembly turnover plate (902) is provided with a groove (908) for positioning the bottom of the battery box body (1).
5. The assembly fixture of claim 4, wherein: the auxiliary traction mechanism (10) comprises a hydraulic telescopic machine (1001), a movable limiting seat (1002), a portal frame (1003), a traction motor (1004), a winding and unwinding rod (1005), a traction rope (1006) and a hook (1007);
a movable cavity (801) for moving the movable limiting seat (1002) is formed in the assembly table (8), limiting grooves (802) for limiting the movable limiting seat (1002) are formed in two sides of the inside of the movable cavity (801), and limiting blocks (1008) are arranged on the movable limiting seat (1002) at positions corresponding to the limiting grooves (802);
the hydraulic telescopic machine (1001) is arranged at one end of the assembly table (8), and the telescopic end of the hydraulic telescopic machine (1001) is connected with the movement limiting seat (1002);
two ends of the movable limiting seat (1002) extend out of the outer side of the assembly table (8), two ends of the bottom of the portal frame (1003) are respectively connected with the upper parts of the two ends of the movable limiting seat (1002), and the height of the portal frame (1003) is higher than the upper part of the assembly turnover mechanism (9);
a retraction groove (1009) for installing the retraction rod (1005) is formed in the top of the inner side of the portal frame (1003), a driven wheel (1010) is installed in the middle of the retraction rod (1005), a traction motor (1004) is installed at the top of the portal frame (1003), a driving wheel (1011) is arranged at the output end of the traction motor (1004), the driving wheel (1011) is connected with the driven wheel (1010) through a belt (1012), and a through hole (1013) is formed in the upper part of the portal frame (1003) corresponding to the position of the belt (1012);
the two traction ropes (1006) are arranged, the winding and unwinding rotating rod (1005) is divided into two sections by taking the driven wheel (1010) as a center, the two traction ropes (1006) are respectively wound on the two sections of the winding and unwinding rotating rod (1005), and the hooks (1007) are arranged at the lower ends of the two traction ropes (1006);
and hanging rods (909) are arranged on the outer sides of one ends, far away from the fixed seat (901), of the two assembling turnover plates (902), and the hanging rods (909) are matched with the hooks (1007).
6. The assembly method of the assembly fixture according to any one of claims 3 to 5, wherein: the method comprises the following steps:
a: when the battery box is assembled, two assembling turnover plates (902) are horizontally placed on an assembling table (8), then an anti-collision support (301) is inversely installed in an anti-collision support positioning groove (906), an installing groove (3013) faces upwards, then an installing strip (3021) on an anti-collision buffer block (302) is clamped in the installing groove (3013), so that the anti-collision buffer block (302) is assembled with the anti-collision support (301), and then a plurality of anti-collision buffer blocks (302) are assembled one by one;
b: then, a sealing gasket is sleeved on the connecting pipe (3016) on the cross beam (3011), then, two connecting ports (4032) on the vapor chamber (403) face the connecting pipe (3016), one connecting port (4032) is connected with the connecting pipe (3016) at the bottom of the cross beam (3011) at the outermost side, the other connecting port (4032) is connected with the connecting pipe (3016) at the bottom of the cross beam (3011) at the middle part, and then, a plurality of vapor chambers (403) are assembled one by one;
c: then the battery box body (1) is inversely arranged in a battery box body positioning groove (907), and at the moment, the battery box body (1) is attached and covered with the anti-collision support (301), the anti-collision buffer block (302) and the soaking plate (403);
d: then a traction motor (1004) rotates reversely, a driven wheel (1010) is driven to rotate reversely through a driving wheel (1011) and a belt (1012), a retraction rod (1005) is further enabled to extend, a traction rope (1006) on the retraction rod (1005) is enabled to be lengthened, a hook (1007) is enabled to hang a hanging rod (909) arranged on the outer side of an assembly turnover plate (902) with a groove (908), then the traction motor (1004) rotates positively, the retraction rod (1005) is driven to rotate positively, the traction rope (1006) on the retraction rod (1005) is enabled to shrink and wind, the hook (1007) is enabled to drive the assembly turnover plate (902) to lift, then a hydraulic telescopic machine (1001) starts to extend, a movable limiting seat (1002) moves towards the assembled turnover plate (902) in a movable cavity (801), the front and back of the traction motor (1004) is matched, the assembly turnover plate (902) with the groove (908) is enabled to be driven to rotate positively and negatively, and the assembled turnover plates (902) are covered, and when the two assembly turnover plates (902) are combined, the two assembly turnover plates (902) are clamped by using a tool;
e: then the hydraulic telescoping machine (1001) starts to shorten, the combined two assembly overturning plates (902) are overturned to the other side in cooperation with the forward and backward rotation of the traction motor (1004), then the tool is taken down, so that the two assembly overturning plates (902) are separated, then the hook (1007) is taken down, then the hook is hung on a hanging rod (909) on the other assembly overturning plate (902), the assembly overturning plate (902) is overturned, at the moment, the battery box body (1) and the anti-collision bracket (301) face upwards, then the water tank (401) and the circulating pump (402) are installed at the appointed position in the battery box body (1), and meanwhile, the circulating pump (402) is communicated with a confluence cooling channel (3015) in a middle cross beam (3011), then the water tank (401) is communicated with the confluence cooling channel (3015) in the cross beam (3011) at the outermost side, and then the water tank (401) is communicated with the circulating pump (402), at the moment, the water tank (401), the circulating pump (402), the confluence cooling channel (3015) and the diversion cooling channel (4031) form a circulating system;
f: then screw in screw hole (7) with bolt (6), with installation strip (3021) and longeron (3012) fixed connection, block case lid (2) on battery box (1), the whole assembly of battery box is accomplished.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202211377339.4A CN115692925B (en) | 2022-11-04 | 2022-11-04 | Heat dissipation type battery box structure of electric automobile, assembly tool and assembly method of assembly tool |
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| CN202211377339.4A CN115692925B (en) | 2022-11-04 | 2022-11-04 | Heat dissipation type battery box structure of electric automobile, assembly tool and assembly method of assembly tool |
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| CN115692925A (en) | 2023-02-03 |
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