CN116532318A - Hole plugging mechanism for bottom of power battery shell - Google Patents
Hole plugging mechanism for bottom of power battery shell Download PDFInfo
- Publication number
- CN116532318A CN116532318A CN202310810426.2A CN202310810426A CN116532318A CN 116532318 A CN116532318 A CN 116532318A CN 202310810426 A CN202310810426 A CN 202310810426A CN 116532318 A CN116532318 A CN 116532318A
- Authority
- CN
- China
- Prior art keywords
- heat collecting
- collecting pipe
- rod
- battery shell
- hole plugging
- 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
Links
- 230000007246 mechanism Effects 0.000 title claims abstract description 70
- 230000001681 protective effect Effects 0.000 claims abstract description 41
- 239000003292 glue Substances 0.000 claims abstract description 34
- 238000010438 heat treatment Methods 0.000 claims abstract description 23
- 238000005507 spraying Methods 0.000 claims abstract description 11
- 239000000463 material Substances 0.000 claims description 16
- 238000005192 partition Methods 0.000 claims description 6
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 230000008018 melting Effects 0.000 abstract description 4
- 238000002844 melting Methods 0.000 abstract description 4
- 238000007789 sealing Methods 0.000 abstract description 2
- 239000004836 Glue Stick Substances 0.000 description 10
- 239000012943 hotmelt Substances 0.000 description 9
- 230000005540 biological transmission Effects 0.000 description 8
- 230000000903 blocking effect Effects 0.000 description 6
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 229910052744 lithium Inorganic materials 0.000 description 3
- 239000004831 Hot glue Substances 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 239000011258 core-shell material Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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
- H01M50/233—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
- H01M50/24—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 from their environment, e.g. from corrosion
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C11/00—Component parts, details or accessories not specifically provided for in groups B05C1/00 - B05C9/00
- B05C11/10—Storage, supply or control of liquid or other fluent material; Recovery of excess liquid or other fluent material
- B05C11/1042—Storage, supply or control of liquid or other fluent material; Recovery of excess liquid or other fluent material provided with means for heating or cooling the liquid or other fluent material in the supplying means upstream of the applying apparatus
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C7/00—Apparatus specially designed for applying liquid or other fluent material to the inside of hollow work
- B05C7/02—Apparatus specially designed for applying liquid or other fluent material to the inside of hollow work the liquid or other fluent material being projected
-
- 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
-
- 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)
- Sealing Battery Cases Or Jackets (AREA)
Abstract
The invention relates to the technical field of power battery shells, in particular to a hole plugging mechanism at the bottom of a power battery shell, which comprises a battery shell mechanism, a reset propelling mechanism movably arranged on the battery shell mechanism and a glue spraying hole plugging mechanism arranged on the reset propelling mechanism. The heating assembly capable of carrying out hot melting on the rubber rod is arranged in the heat collecting pipe, the pushing sleeve capable of freely stretching is movably arranged in the heat collecting pipe, the pushing sleeve is matched with the pushing of the rubber rod by the sliding block which is movably arranged in the pushing sleeve, after the end head of the inner end of the heat collecting pipe is inserted into the screw hole on the outer wall of the protective outer frame, the inner screw hole of the protective outer frame and the tray are filled with sealing treatment along with the boosting of the pushing sleeve and the rubber rod to the air in the inner cavity of the heat collecting pipe, and the core rod which is elastically connected by the spring acts on the outer end of the bolt.
Description
Technical Field
The invention relates to the technical field of power battery shells, in particular to a hole plugging mechanism at the bottom of a power battery shell.
Background
The precise structural member of the power battery broadly comprises a battery core top cover, a steel/aluminum shell, positive and negative soft connection, a battery soft connection row and the like, and in a narrow sense, the precise structural member mainly comprises a battery core shell and a top cover, has direct influence on the safety, the tightness, the energy use efficiency and the like of the lithium battery, and mainly has three shapes of square, cylinder and soft package according to the different battery packaging technical routes.
The most important protection mechanism of the current power battery is a battery shell, and the battery shell not only provides compression-resistant protection for the lithium battery, but also needs to perform anti-seepage protection for a battery pack, but the battery shell is convenient for the assembly of the lithium battery, a large number of holes are required to be preset in the outer wall of the battery shell, after the shell, a supporting plate and a top cover are assembled by using bolts, the tightness of an inner cavity of the battery shell can be reduced by gaps existing between the bolts and the screw holes, and water seepage in the battery shell can be caused to be failed when serious.
Aiming at the hole plugging operation of the battery shell, how to improve the seepage prevention plugging of the screw holes after the battery shell and the supporting plate are assembled, so as to avoid the problem of leakage of the screw holes in the battery shell, namely the technical difficulty to be solved by the invention.
Disclosure of Invention
The present invention aims to solve one of the technical problems existing in the prior art or related technologies.
The technical scheme adopted by the invention is as follows:
the utility model provides a power battery shell bottom hole blocking mechanism, includes battery shell mechanism, movable mounting in the reset propulsion mechanism on the battery shell mechanism, spout gluey hole blocking mechanism and install the material delivery mechanism in spouting gluey hole blocking mechanism on reset propulsion mechanism, battery shell mechanism includes protection frame, movable mounting in the tray of protection frame top port and runs through to the protection frame in and a plurality of bolts in the outer wall hole of tray threaded connection, reset propulsion mechanism includes movable mounting spacing outer pole at the tray top, movable mounting in spacing outer pole top recess pull rod, movable mounting in spacing outer pole top intraductal beam rod, fixed mounting keeps away from the traction riser on one end of spacing outer pole and two anchor clamps on the fixed mounting riser bottom inserted bar at the beam rod, the glue spraying hole blocking mechanism comprises a heat collecting pipe fixedly arranged in two clamps, a pressurizing air cylinder fixedly arranged on a cushion seat at the top of the heat collecting pipe, an air pipe connected to an end pipe at the outer wall of the pressurizing air cylinder, a pressurizing assembly arranged on the heat collecting pipe, a quantity control assembly movably arranged at one end of the heat collecting pipe close to a battery shell mechanism, a ring buckle movably arranged in a ring groove at the inner end of the heat collecting pipe, a plurality of limit sliding plates movably arranged in a plurality of clamps at the outer part of the ring buckle, an elastic supporting piece connected at the inner end of the ring buckle and positioned at the outer part of the heat collecting pipe and a heating assembly arranged on the heat collecting pipe, wherein the pressurizing assembly comprises an air conveying ring pipe connected to the bottom end of the air pipe, a plurality of inner pipes uniformly arranged on the inner walls of the air conveying ring pipe and a funnel arranged at the inner ends of the inner pipes, and the quantity control assembly comprises a core rod movably arranged inside the heat collecting pipe, a spring connected to the inner wall of the heat collecting pipe and positioned at the outer part of the core rod, the material conveying mechanism comprises a material pushing sleeve movably mounted in the heat collecting pipe, a sliding block movably mounted in the material pushing sleeve, a cross rod mounted on the outer end of the heat collecting pipe by bolts, a pressure spring movably mounted between the cross rod and the sliding block and a rubber rod movably mounted in the inner cavity of the material pushing sleeve and penetrating through the heat collecting pipe.
The present invention may be further configured in a preferred example to: the T-shaped cushion block is arranged at the bottom end of the limiting outer rod, and a through hole which is clamped on the shaft lever in the middle of the pull rod is formed in the inner wall of the groove at the top of the limiting outer rod.
Through adopting above-mentioned technical scheme, when spacing outer pole, beam rod and traction riser group become U font structure, spacing outer pole and traction riser after the cooperation combination are to the spacing centre gripping of protection frame and tray after the combination, and the T font cushion of tray bottom just can the adaptation support at the top of tray this moment, and after the control pull rod turned on one's side, connected beam rod and traction riser just can cooperate two anchor clamps to carry out the propulsion of exerting pressure towards the transverse hole of protection frame outer wall with the heat pipe.
The present invention may be further configured in a preferred example to: the end of the heat collecting pipe, which is close to one end of the protective outer frame, is internally provided with a plurality of holes which are distributed circumferentially, and a plurality of end posts which are distributed circumferentially are respectively adapted to the plurality of holes on the end of the heat collecting pipe.
By adopting the technical scheme, a plurality of holes are formed in the end of the heat collecting pipe close to one end of the protective outer frame, and the heat collecting pipe is matched with the insertion of a plurality of end posts to the holes at the inner end of the heat collecting pipe, when the inner end of the heat collecting pipe penetrates through the screw holes on the outer wall of the protective outer frame, the end posts withdraw from the holes when the inner end of the core rod is extruded by the outer end of the bolt to shrink towards the inner cavity of the heat collecting pipe, and at the moment, the hot melt glue solution in the inner cavity of the heat collecting pipe can be poured into the screw holes on the outer wall of the protective outer frame along the holes.
The present invention may be further configured in a preferred example to: the cylindrical plugging end is installed to the one end that the protection frame was kept away from to the core bar, and cylindrical plugging end adaptation runs through to the cavity of funnel inner.
Through adopting above-mentioned technical scheme, utilize to install cylindrical shutoff end at the other end of core bar, after the core bar pressurized contracts towards heat collecting pipe inner chamber, cylinder shutoff end just can block up the crossbearer inner chamber, then the user can press the pressure boost inflator to blow the air current towards heat collecting pipe inner chamber in to realize that hot melt glue solution pressurized fills in to the hole of protecting the frame outer wall and gap.
The present invention may be further configured in a preferred example to: the elastic supporting piece is formed by combining a main spring, a circular washer and a circular rubber washer, and the other end of the main spring is fixedly connected to the inner end of the ring buckle.
Through adopting above-mentioned technical scheme, utilize the main spring to connect core bar and heat collecting pipe, the core bar alright carry out elasticity at the middle part of heat collecting pipe inner chamber at this moment and extend, along with the core bar receives the extrusion of bolt outer end, under the elastic effort of main spring this moment, the core bar just can resume initial state after heat collecting pipe withdraw from the screw of protecting frame outer wall to the convenience is to the blocking of hot melt adhesive liquid, avoids the emergence that excessive glue liquid leaked.
The present invention may be further configured in a preferred example to: the heating assembly consists of a heating coil, a storage battery and a heat-insulating annular magnetic column.
Through adopting above-mentioned technical scheme, after receiving external force to be pushed to the heat collecting pipe inner chamber when the gum stick, along with the continuous intensification of heating coil in the heating element, the gum stick after the hot melt just can liquefy and shift to the opposite side of pressure boost subassembly, can be finally by the pressure boost inflator that continuously blows from heat collecting pipe inner hole to pour into in the screw of protection frame outer wall under the pressure.
The present invention may be further configured in a preferred example to: the outer wall of the pushing sleeve is provided with a fan-shaped notch, the top end and the bottom of the sliding block are respectively provided with a round cushion block, and the round cushion block at the top of the sliding block is adapted to penetrate into a cavity inside the pushing sleeve.
Through adopting above-mentioned technical scheme, utilize to offer fan-shaped notch at pushing away material sheathed tube outer wall to with the top movable mounting of slider in pushing away material sheathed tube inside, after control slider bottom holding rod advances towards gathering the heat pipe, the glue stick that is arranged in pushing away material sheathed tube inner chamber just can be continuously to gathering the heat pipe inner chamber and deliver, so ensure that glue stick hot melt back can be followed and gather the heat pipe inner chamber and be used for pouring the shutoff to each screw of protecting the frame outer wall.
The present invention may be further configured in a preferred example to: the cross rod is integrally of an L-shaped structure, a flat partition plate is arranged at one end, close to the heat collecting pipe, of the cross rod, and bolts are connected in the partition plate.
Through adopting above-mentioned technical scheme, utilize the bolt with horizontal pole fixed mounting at the outer end of heat collecting pipe, the spring supporting of cooperation movable mounting pressure spring to the slider outside the horizontal pole, movable mounting at the inside slider of pushing away material sleeve pipe at this moment can receive pressure spring elastic force after pushing away the stick and resume initial state fast.
By adopting the technical scheme, the beneficial effects obtained by the invention are as follows:
1. according to the invention, the heat collecting pipe is arranged, the heating component capable of carrying out hot melting on the rubber rod is arranged in the heat collecting pipe, the freely-extensible pushing sleeve is movably arranged in the heat collecting pipe, the pushing of the rubber rod is matched with the sliding block movably arranged in the pushing sleeve, after the end head of the inner end of the heat collecting pipe is inserted into the screw hole of the outer wall of the protective outer frame, the air in the inner cavity of the heat collecting pipe is pressurized along with the pushing sleeve and the rubber rod, and the core rod elastically connected by the spring acts on the outer end of the bolt, so that a plurality of end posts can withdraw inwards from the hole of the end head of the heat collecting pipe until the rubber solution is poured into the screw hole outside the protective outer frame along the hole, and therefore, the pouring sealing treatment of the protective outer frame and the screw hole in the tray after assembly can be effectively ensured.
2. According to the invention, the pressurizing air cylinder capable of blowing air and pressurizing is arranged at the top of the heat collecting pipe, the air conveying ring pipe capable of pressurizing and delivering glue solution is arranged in the heat collecting pipe, the funnel is arranged in the middle of the inner cavity of the air conveying ring pipe in a matched mode, after the hot melted glue solution is left on one side of the air conveying ring pipe, which is close to the core rod, the hot melted glue solution is pressurized and poured against the screw hole on the outer wall of the protective outer frame under the action of pressurizing air flow until the screw hole on the outer wall of the protective outer frame is completely sealed after the glue solution is cooled and solidified, and therefore solidification and molding of the glue solution are improved.
Drawings
FIG. 1 is a schematic illustration of the present invention in use;
FIG. 2 is a schematic view of a battery housing mechanism of the present invention;
FIG. 3 is a schematic diagram of a reset advancement mechanism of the present invention;
FIG. 4 is a schematic diagram of a hole plugging mechanism and a delivery mechanism for glue spraying according to the present invention;
FIG. 5 is a schematic view of a transfer mechanism according to the present invention;
FIG. 6 is a schematic diagram of a hole plugging mechanism for spraying glue according to the present invention;
FIG. 7 is an internal schematic view of the transfer mechanism of the present invention;
FIG. 8 is an internal schematic view of the hole plugging mechanism of the present invention;
FIG. 9 is a schematic view of a supercharging assembly and a volume control assembly of the present invention.
Reference numerals:
100. a battery housing mechanism; 110. a protective outer frame; 120. a tray; 130. a bolt;
200. resetting the propulsion mechanism; 210. a limit outer rod; 220. a pull rod; 230. a beam; 240. traction risers; 250. a clamp;
300. a glue spraying hole plugging mechanism; 310. a heat collecting pipe; 320. a booster inflator; 330. an air pipe; 340. a pressurizing assembly; 341. a gas transmission ring pipe; 342. an inner tube; 343. a funnel; 350. a quantity control component; 351. a core bar; 352. a spring; 353. a cross frame; 354. an end post; 360. a ring buckle; 370. an elastic support member; 380. a limit sliding plate; 390. a heating assembly;
400. a delivery mechanism; 410. pushing the material sleeve; 420. a slide block; 430. a glue stick; 440. a cross bar; 450. a compression spring.
Detailed Description
The objects, technical solutions and advantages of the present invention will become more apparent by the following detailed description of the present invention with reference to the accompanying drawings. It should be noted that, without conflict, the embodiments of the present invention and features in the embodiments may be combined with each other.
It is to be understood that this description is merely exemplary in nature and is not intended to limit the scope of the present invention.
The following describes a hole plugging mechanism at the bottom of a power battery shell according to some embodiments of the present invention with reference to the accompanying drawings.
Embodiment one:
referring to fig. 1-9, the bottom hole plugging mechanism of a power battery shell provided by the invention comprises a battery shell mechanism 100, a reset propulsion mechanism 200 movably mounted on the battery shell mechanism 100, a glue spraying hole plugging mechanism 300 mounted on the reset propulsion mechanism 200, and a material delivering mechanism 400 mounted in the glue spraying hole plugging mechanism 300.
The battery shell mechanism 100 comprises a protective outer frame 110, a tray 120 and a bolt 130, the reset pushing mechanism 200 comprises a limit outer rod 210, a pull rod 220, a beam rod 230, a traction vertical plate 240 and a clamp 250, the glue spraying hole plugging mechanism 300 comprises a heat collecting pipe 310, a pressure charging air cylinder 320, an air pipe 330, a pressure charging assembly 340, a quantity control assembly 350, a ring buckle 360, an elastic supporting piece 370, a limit sliding plate 380 and a heating assembly 390, the pressure charging assembly 340 comprises a gas transmission ring pipe 341, an inner pipe 342 and a funnel 343, the quantity control assembly 350 comprises a core rod 351, a spring 352, a transverse frame 353 and an end column 354, and the delivery mechanism 400 comprises a pushing sleeve 410, a sliding block 420, a glue rod 430, a transverse rod 440 and a pressure spring 450.
Specifically, the tray 120 is movably installed in a port at the top of the protective outer frame 110, a plurality of bolts 130 penetrate into the protective outer frame 110 and are in threaded connection with holes at the outer wall of the tray 120, the limit outer rod 210 is movably installed at the top of the tray 120, the pull rod 220 is movably installed in a groove at the top of the limit outer rod 210, the beam rod 230 is movably installed in a sleeve at the top of the limit outer rod 210, the traction vertical plate 240 is fixedly installed at one end of the beam rod 230 far away from the limit outer rod 210, two clamps 250 are fixedly installed on a inserted rod at the bottom of the traction vertical plate 240, the heat collecting pipe 310 is fixedly installed in the two clamps 250, the pressurizing air cylinder 320 is fixedly installed on a cushion at the top of the heat collecting pipe 310, the air pipe 330 is connected to an end pipe at the outer wall of the pressurizing air cylinder 320, the pressurizing assembly 340 is installed on the heat collecting pipe 310, the quantity control assembly 350 is movably installed at one end of the heat collecting pipe 310 near the battery housing mechanism 100, the ring buckle 360 is movably installed in a ring groove at the inner end of the heat collecting pipe 310, the plurality of limit sliding plates 380 are movably installed in a plurality of clamps at the outer part of the ring buckle 360, the elastic supporting members 370 are connected at the inner end of the ring buckle 360 and positioned at the outer part of the heat collecting pipe 310, the heating assembly 390 is installed on the heat collecting pipe 310, the gas transmission ring pipe 341 is connected at the bottom end of the gas transmission pipe 330, the plurality of inner pipes 342 are uniformly installed on the inner wall of the gas transmission ring pipe 341, the funnel 343 is installed at the inner end of the plurality of inner pipes 342, the core rod 351 is movably installed at the inner part of the heat collecting pipe 310, the spring 352 is connected at the inner wall of the heat collecting pipe 310 and positioned at the outer part of the core rod 351, the plurality of cross frames 353 are uniformly installed at the end heads of the core rod 351, the end posts 354 are respectively installed at the outer ends of the plurality of cross frames 353, the push sleeve 410 is movably installed in the heat collecting pipe 310, the slide block 420 is movably installed at the inner part of the push sleeve 410, the cross rod 440 is installed at the outer end of the heat collecting pipe 310 by bolts, the pressure spring 450 is movably installed between the cross rod 440 and the sliding block 420, and the glue stick 430 is movably installed in the inner cavity of the pushing sleeve 410 and penetrates into the heat collecting pipe 310.
The air-conveying ring pipe 341 capable of pressurizing and delivering glue solution is arranged in the heat collecting pipe 310, the funnel 343 is arranged in the middle of the inner cavity of the air-conveying ring pipe 341 in cooperation with the plurality of inner pipes 342, after the hot-melted glue solution is reserved at one side of the air-conveying ring pipe 341 close to the core rod 351, the hot-melted glue solution is pressurized and poured into the screw holes of the outer wall of the protective outer frame 110 under the action of pressurized air flow until the screw holes of the outer wall of the protective outer frame 110 are completely sealed after the glue solution is cooled and solidified, the glue rod 430 is pushed in cooperation with the sliding block 420 movably arranged in the pushing sleeve 410, after the end head of the inner end of the heat collecting pipe 310 is inserted into the screw holes of the outer wall of the protective outer frame 110, the pushing sleeve 410 and the glue rod 430 which are pushed along with the pressurization of the inner cavity air of the heat collecting pipe 310 are utilized, and the core rod 351 which is elastically connected with the spring 352 acts at the outer end of the bolt 130, and then the plurality of end posts 354 are withdrawn inwards from the holes of the inner end heads of the heat collecting pipe 310 until the holes are poured into the screw holes of the outer side of the protective outer frame 110, so that the glue solution is poured into the screw holes of the outer side of the protective outer frame 110, and the glue solution can be effectively ensured to be sealed after assembly.
Embodiment two:
referring to fig. 2-6, on the basis of the first embodiment, a T-shaped cushion block is installed at the bottom end of the outer limit rod 210, and a through hole clamped on the shaft lever in the middle of the pull rod 220 is formed in the inner wall of the groove at the top of the outer limit rod 210.
When the limiting outer rod 210, the beam rod 230 and the traction vertical plate 240 are combined to form a U-shaped structure, the limiting outer rod 210 and the traction vertical plate 240 are matched to limit and clamp the combined protective outer frame 110 and the tray 120, the T-shaped cushion block at the bottom end of the tray 120 is adaptively supported at the top of the tray 120, and when the control pull rod 220 is turned over, the connected beam rod 230 and the traction vertical plate 240 are matched with the two clamps 250 to push the heat collecting pipe 310 to press and push the heat collecting pipe towards the transverse hole on the outer wall of the protective outer frame 110.
Embodiment III:
referring to fig. 3, fig. 7 and fig. 9, on the basis of the first embodiment, a plurality of holes distributed circumferentially are formed in the end of the heat collecting pipe 310 near one end of the protective outer frame 110, a plurality of end posts 354 distributed circumferentially are respectively adapted to the plurality of holes on the end of the heat collecting pipe 310, one end of the core rod 351, which is far away from the protective outer frame 110, is provided with a cylindrical plugging end, the cylindrical plugging end is adapted to penetrate into a cavity at the inner end of the funnel 343, the elastic supporting member 370 is formed by combining a main spring, a circular washer and a circular rubber washer, and the other end of the main spring is fixedly connected to the inner end of the ring buckle 360.
By arranging a plurality of holes in the end of the heat collecting pipe 310 near one end of the protective outer frame 110, and matching with the insertion of a plurality of end posts 354 to the holes at the inner end of the heat collecting pipe 310, when the inner end of the heat collecting pipe 310 penetrates through the holes at the outer wall of the protective outer frame 110, the end posts 354 withdraw from the holes as the inner end of the core rod 351 is extruded by the outer end of the bolt 130 and contracts towards the inner cavity of the heat collecting pipe 310, at this time, hot melt glue in the inner cavity of the heat collecting pipe 310 can be poured into the screw holes at the outer wall of the protective outer frame 110 along with the holes, when the core rod 351 is pressed to contract towards the inner cavity of the heat collecting pipe 310, the cylindrical blocking end can block the inner cavity of the transverse frame 353, then a user can press the pressurizing inflator 320 to blow air into the inner cavity of the heat collecting pipe 310, so as to realize that the hot melt glue is pressed and poured into the holes at the outer wall of the protective outer frame 110, and meanwhile, the core rod 351 is connected with the heat collecting pipe 310 by matching with the main spring, at this time, the core rod 351 can stretch elastically, and then the middle part of the inner cavity of the heat collecting pipe 310 is extruded by the outer end of the bolt 130, and the hot melt glue in the inner cavity of the main spring, after the core rod 351 is pressed by the elastic force of the outer end of the bolt 130, the outer end of the core rod, the inner cavity, the inner core rod 351 can withdraw from the screw into the screw hole of the outer wall of the heat collecting pipe 110, at the inner wall of the heat collecting pipe 110, so as to recover from the initial hot melt glue, and the hot melt glue in the state, so as to restore to be convenient.
Embodiment four:
referring to fig. 6-9, on the basis of the first embodiment, the heating assembly 390 is composed of a heating coil, a storage battery and a heat-insulating annular magnetic column, the outer wall of the pushing sleeve 410 is provided with a fan-shaped notch, the top and the bottom of the sliding block 420 are respectively provided with a round cushion block, the round cushion block at the top of the sliding block 420 is adapted to penetrate into the cavity inside the pushing sleeve 410, the cross rod 440 is of an L-shaped structure as a whole, one end of the cross rod 440, which is close to the heat-collecting pipe 310, is provided with a flat partition plate, and the partition plate is internally connected with a bolt.
When the glue stick 430 is pushed to the inner cavity of the heat collecting pipe 310 by external force, the glue stick 430 after hot melting is liquefied and transferred towards the other side of the pressurizing assembly 340 along with the continuous heating of the heating coil in the heating assembly 390, and finally is poured into the screw hole of the outer wall of the protective outer frame 110 from the hole at the inner end of the heat collecting pipe 310 under the pressure of the continuously-blown pressurizing air cylinder 320, after the holding rod at the bottom end of the control slide block 420 is pushed towards the heat collecting pipe 310, the glue stick 430 in the inner cavity of the pushing sleeve 410 is continuously delivered towards the inner cavity of the heat collecting pipe 310, at this time, the glue stick 430 can be poured and blocked along the inner cavity of the heat collecting pipe 310 towards each screw hole of the outer wall of the protective outer frame 110, the elastic support of the slide block 420 is matched with the pressure spring 450 movably mounted at the outer part of the cross rod 440, and the slide block 420 movably mounted in the pushing sleeve 410 can be quickly restored to the initial state by the elastic force of the pressure spring 450 after the glue stick 420 is pushed.
The working principle and the using flow of the invention are as follows: the funnel 343 is fixedly installed on the inner side of the gas transmission ring pipe 341 by utilizing the inner pipes 342 in advance, then the end posts 354 are fixedly installed on the outer ends of the cross frames 353, at this time, the combined cross frames 353 and end posts 354 are circumferentially distributed on the annular end of the core rod 351 far away from the funnel 343, then the combined core rod 351 is movably installed in the heat collecting pipe 310, the ring buckle 360 is movably installed in the annular groove outside the heat collecting pipe 310, the limiting slide plates 380 are respectively movably installed in the rectangular clamp outside the ring buckle 360, at the same time, one end of the tension spring in the elastic supporting piece 370 is fixedly connected on the ring buckle 360, then the booster cylinder 320 is installed on the cushion seat at the top of the heat collecting pipe 310, at this time, the end pipes of the outer wall of the booster cylinder 320 are respectively connected with the end pipes at the top of the gas transmission ring pipe 341 by utilizing the two ends of the gas pipe 330, at this time, the inner cavity of the booster cylinder 320 is communicated with the inner cavity of the gas transmission ring pipe 341, then the heating coil in the heating component 390 is installed in the annular cavity of the inner wall of the heat collecting pipe 310, the storage battery in the heating component 390 is installed outside the heat collecting pipe 310, then the top end of the sliding block 420 is movably installed in the sliding groove inside the pushing sleeve 410, then the inner end of the cross rod 440 is installed in the notch of the outer end of the heat collecting pipe 310, the pressure spring 450 is movably installed outside the cross rod 440, the outer end of the pressure spring 450 is elastically pressurized and the end of the bottom of the sliding block 420, then the end of the inner end of the pushing sleeve 410 after assembly is movably installed in the transverse hole inside the heat collecting pipe 310, at this time, the assembled heat collecting pipe 310 and the pushing sleeve 410 are fixedly assembled by the two clamps 250, the whole heat collecting pipe 310 and the whole pushing sleeve 410 after assembly are in a horizontal state, at this time, the end of the inner end of the heat collecting pipe 310 is matched and butted in the transverse hole of the outer wall of the protective outer frame 110, after the assembled tray 120 and the protective outer frame 110 are assembled by using the bolts 130, a user can side turn the top grab handle of the pull rod 220, at this time, the pulled beam rod 230 and the pulling vertical plate 240 can drive the fixed heat collecting pipe 310 to approach to the transverse hole of the outer wall of the protective outer frame 110 until the end of the inner end of the heat collecting pipe 310 is inserted into the transverse hole of the outer wall of the protective outer frame 110, then push the sliding block 420 to extend inwards until the glue stick in the pushing sleeve 410 is pushed into the inner cavity of the heat collecting pipe 310, after the heating coil in the heating assembly 390 is electrified and releases heat energy to melt, the glue solution after the hot melting is poured into the transverse hole of the outer wall of the protective outer frame 110 along with the sliding block 420 and the pushing sleeve 410, then release the pull rod 220, then press the pressurizing air cylinder 320 to extend reciprocally, at this time, the pressurizing air flow of the inner cavity of the pressurizing air cylinder 320 is transferred to the inner part of the air conveying pipe 341, and finally the hot glue solution is blown up to the transverse air drum of the outer wall of the protective outer frame 110 through the end of the inner pipe 342, so that the device can be assembled effectively and sealed after the battery 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 spirit and scope of the invention as defined by the appended claims and their equivalents.
Claims (9)
1. The power battery shell bottom hole plugging mechanism is characterized by comprising a battery shell mechanism (100), a reset propelling mechanism (200) movably arranged on the battery shell mechanism (100), a glue spraying hole plugging mechanism (300) arranged on the reset propelling mechanism (200) and a material conveying mechanism (400) arranged in the glue spraying hole plugging mechanism (300);
the reset propelling mechanism (200) comprises a limit outer rod (210) movably mounted at the top of the tray (120), a pull rod (220) movably mounted in a groove at the top of the limit outer rod (210), a beam rod (230) movably mounted in a sleeve at the top of the limit outer rod (210), a traction vertical plate (240) fixedly mounted at one end, far away from the limit outer rod (210), of the beam rod (230) and two clamps (250) fixedly mounted on a plug rod at the bottom of the traction vertical plate (240);
the glue spraying and hole plugging mechanism (300) comprises a heat collecting pipe (310) fixedly installed in two clamps (250), a pressurizing air cylinder (320) fixedly installed on a cushion seat at the top of the heat collecting pipe (310), an air pipe (330) connected to an end pipe at the outer wall of the pressurizing air cylinder (320), a pressurizing assembly (340) installed on the heat collecting pipe (310), a quantity control assembly (350) movably installed at one end, close to a battery shell mechanism (100), of the heat collecting pipe (310), a ring buckle (360) movably installed in an annular groove at the inner end of the heat collecting pipe (310), a plurality of limit sliding plates (380) movably installed in a plurality of clamps at the outer part of the ring buckle (360), an elastic supporting piece (370) connected to the inner end of the ring buckle (360) and positioned at the outer part of the heat collecting pipe (310) and a heating assembly (390) installed on the heat collecting pipe (310);
the pressurizing assembly (340) comprises an air conveying ring pipe (341) connected to the bottom end of the air pipe (330), a plurality of inner pipes (342) uniformly arranged on the inner wall of the air conveying ring pipe (341) and a funnel (343) arranged on the inner ends of the inner pipes (342);
the volume control assembly (350) comprises a core rod (351) movably arranged inside the heat collecting pipe (310), a spring (352) connected to the inner wall of the heat collecting pipe (310) and positioned outside the core rod (351), a plurality of cross frames (353) uniformly arranged on the end heads of the core rod (351), and end posts (354) respectively arranged on the outer ends of the cross frames (353);
the material conveying mechanism (400) comprises a material pushing sleeve (410) movably mounted in the heat collecting pipe (310), a sliding block (420) movably mounted in the material pushing sleeve (410), a cross rod (440) mounted on the outer end of the heat collecting pipe (310) through bolts, a pressure spring (450) movably mounted between the cross rod (440) and the sliding block (420), and a rubber rod (430) movably mounted in the inner cavity of the material pushing sleeve (410) and penetrating into the heat collecting pipe (310).
2. The power cell housing bottom hole plugging mechanism according to claim 1, wherein the cell housing mechanism (100) comprises a protective outer frame (110), a tray (120) movably mounted in a top port of the protective outer frame (110), and a plurality of bolts (130) penetrating into the protective outer frame (110) and screwed into holes in an outer wall of the tray (120).
3. The hole plugging mechanism for the bottom of the power battery shell according to claim 1, wherein the bottom end of the limiting outer rod (210) is provided with a T-shaped cushion block, and the inner wall of the groove at the top of the limiting outer rod (210) is provided with a through hole clamped on a shaft lever in the middle of the pull rod (220).
4. The hole plugging mechanism for the bottom of the power battery shell according to claim 1, wherein a plurality of holes distributed circumferentially are formed in the end of the heat collecting pipe (310) close to one end of the protective outer frame (110), and a plurality of end posts (354) distributed circumferentially are respectively adapted to the plurality of holes on the end of the heat collecting pipe (310).
5. The hole plugging mechanism for the bottom of the power battery shell according to claim 1, wherein a cylindrical plugging end is installed at one end of the core bar (351) far away from the protective outer frame (110), and the cylindrical plugging end is adapted to penetrate into a cavity at the inner end of the funnel (343).
6. The hole plugging mechanism of claim 1, wherein the elastic supporting member (370) is formed by combining a main spring, a circular washer and a circular rubber washer, and the other end of the main spring is fixedly connected to the inner end of the ring buckle (360).
7. The power cell housing bottom hole plugging mechanism of claim 1, wherein the heating assembly (390) is comprised of a heating coil, a storage battery, and an insulated annular magnetic post.
8. The hole plugging mechanism for the bottom of the power battery shell according to claim 1, wherein a fan-shaped notch is formed in the outer wall of the pushing sleeve (410), round cushion blocks are respectively arranged at the top end and the bottom end of the sliding block (420), and the round cushion blocks at the top of the sliding block (420) are adapted to penetrate into a cavity inside the pushing sleeve (410).
9. The hole plugging mechanism for the bottom of the power battery shell according to claim 1, wherein the cross rod (440) is integrally in an L-shaped structure, a flat partition plate is installed at one end of the cross rod (440) close to the heat collecting pipe (310), and a bolt is connected in the partition plate.
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| CN202310810426.2A CN116532318B (en) | 2023-07-04 | 2023-07-04 | Hole plugging mechanism for bottom of power battery shell |
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| CN202310810426.2A CN116532318B (en) | 2023-07-04 | 2023-07-04 | Hole plugging mechanism for bottom of power battery shell |
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