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25results about How to "Save mold cost" patented technology
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Outgoing line sheath, motor, outgoing line assembling method of power line of motor, and air conditioner
PendingCN119401717Aovercome looseReliable clamping and fixingManufacturing dynamo-electric machinesSupports/enclosures/casingsElectric machinePower cord
The invention provides an outgoing line sheath, a motor and a power line outgoing line assembling method thereof, and an air conditioner, the outgoing line sheath comprises an outer sleeve body, the outer sleeve body is provided with a line outlet penetrating through two opposite end faces of the outer sleeve body, and the outgoing line sheath also comprises a first line clamping assembly and a second line clamping assembly which are arranged along the line outgoing direction perpendicular to the line outlet and are opposite to each other about the line outgoing direction; the first wire clamping assembly and the second wire clamping assembly can be driven to move close to each other so as to clamp a cable which is located between the first wire clamping assembly and the second wire clamping assembly and passes through the wire outlet. The device can be compatible with reliable clamping and fixing of various cables of different specifications, the phenomenon that the cables are loosened or crushed due to the fact that the threading holes of the outlet sheath are not matched with the specifications of the cables in the prior art is effectively overcome, multiple sets of molds do not need to be repeatedly opened, the mold opening cost is saved, the general use degree of materials is improved, and the production efficiency is improved. And the management work of material coding is simplified.
Owner:GREE ELECTRIC APPLIANCE INC OF ZHUHAI +2
Touch panel assembly and notebook computer
ActiveCN224287501Ureduce manufacturing costReduce the number of mold openingsDigital data processing detailsInput/output processes for data processingTouchpadStructural engineering
The utility model relates to the technical field of touchpads, in particular to a touchpad assembly and a notebook computer. The touchpad assembly includes an upper cover and a stiffener. The reinforcing piece is connected to the upper cover, the reinforcing piece is used for supporting the bottom of the touch panel, the reinforcing piece is further provided with a first buckling piece, and the first buckling piece is used for being connected with the bottom cover. Wherein the upper cover and the reinforcing piece are of an integrally-formed structure. The touchpad assembly is provided with the reinforcing part connected to the upper cover, and the reinforcing part can support the touchpad at the bottom of the touchpad, so that the touchpad can be clamped between the upper cover and the reinforcing part to fix the touchpad. The touch panel can be stably installed on the upper cover. Furthermore, the upper cover and the reinforcing piece are of an integrally-formed structure, and the upper cover and the reinforcing piece can be manufactured through one mold in the process of manufacturing the touch pad assembly, so that the mold opening frequency of the structure for supporting the touch pad can be reduced, and the manufacturing cost of the touch pad assembly is low.
Owner:SHENZHEN IP3 CENTURY INTELLIGENT TECH CO LTD
Universal type refrigerator compressor shield
ActiveCN222504497Ureduce manufacturing costFree to adjust the lengthLighting and heating apparatusDomestic refrigeratorsIceboxStructural engineering
Owner:AUCMA
Water box assembly and clothes dryer
ActiveCN222477053Ureduce manufacturing costSave mold costTextiles and paperLaundry driersLaundry washing machineProcess engineering
The embodiment of the utility model provides a water box assembly and a clothes dryer. The water box assembly comprises a water storage box, a connecting piece and a handle, the water storage box and the handle are arranged on the two sides of the connecting piece respectively and connected with the connecting piece, and the handle is detachably connected with the connecting piece. According to the water box assembly provided by the embodiment of the invention, the water box assembly can be applied to the clothes dryer to collect condensate water, the connecting piece is arranged between the water storage box and the handle of the water box assembly, and the handle and the connecting piece are detachably connected, so that various types of handles can be connected through the connecting piece; according to the water box assembly, the washing machine water box handle can be connected to the water storage box of the clothes dryer, so that the clothes dryer water box handle does not need to be independently designed, the mold cost for independently opening the clothes dryer water box handle is saved, the production cost of the water box assembly is reduced, and the production cost of the clothes dryer can be reduced.
Owner:TCL HOME APPLIANCES (HEFEI) CO LTD
A comb plate structure for welding side lugs and a welding fixture for lead-acid batteries
A comb plate structure for welding side lugs and a welding fixture for lead-acid batteries are disclosed. The positive and negative electrode plates of the battery mate with the comb teeth of the comb plate. Lead-biased parts and straight terminals are placed in the grooves of the comb plate. The fixture includes a feeding structure for placing the comb plate, a clamping structure for clamping the electrode group, and a frame for placing the clamping structure. The electrode group is fixed by manually turning the handwheel of the frame, and the comb plate and lugs are fixed by manually turning the handwheel of the feeding structure to weld the lead-biased parts and the lugs of the electrode group together, thereby assembling the battery. This structure is suitable for electrode plates with side lug structures, which can save R&D costs, shorten development time, and quickly verify design schemes.
Owner:CAMEL GRP XIANGYANG BATTERY
An in-mold automatic riveting structure
ActiveCN108188290BSave mold costReduce mold costMetal-working feeding devicesPositioning devicesMechanical engineeringIndustrial engineering
Owner:CHERRY CHIEF PRECISION IND KUNSHAN
Segmented capacitive inductive sensor, adhesive strip and vehicle
ActiveCN224803140UAvoid false triggeringReduce false triggering
The utility model discloses a sectional type electric capacity inductive sensor, including at least two sensing sections, and sensing section includes first sensing section and second sensing section, and any one in first sensing section and second sensing section is equipped with first insulating layer, and first insulating layer is used for making the first signal of first sensing section and the second signal of second sensing section do not interfere with each other. The utility model discloses a multi -section electric capacity design mode and insulating layer, and through the comparison of the capacitance variation of each sensing section and the calibration value, determine whether the actual existence of living beings, avoid the misoperation phenomenon of rainwater and other external factors. The utility model discloses still a kind of for sectional type electric capacity inductive sensor application's adhesive tape and traffic tool, adhesive tape and sectional type electric capacity inductive sensor adopt integrated design, with high degree of aesthetics, and installation fixed operation is simple and easy and waterproof performance is good and other beneficial effects.
Owner:YUANFENG TECH CO LTD
Gas water heater and gas distribution rod assembly thereof
PendingCN119508816AGuaranteed air tightnessImprove air tightnessControl of fluid heatersGaseous fuel burnerCavity wallGas supply
The invention relates to a gas water heater and a gas distributing rod assembly thereof, the gas distributing rod assembly comprises a gas distributing rod and a sealing cover, and a main gas channel, a normally-open cavity and a plurality of segmented cavities are formed in the gas distributing rod. The normally-open cavity is communicated with the main air channel, and a nozzle is arranged on the cavity wall of the normally-open cavity. The plurality of segmented cavities are respectively connected with the main air passage, each segmented cavity is respectively provided with a mounting port, and each segmented cavity is respectively provided with a nozzle; and sealing covers are arranged on the mounting ports of at least part of the segmented cavities. The main gas channel and the segmented cavity provided with the sealing cover are also in a normally open state, and gas entering the main gas channel can directly flow into the segmented cavity and then can be sprayed out through the nozzle on the cavity wall of the segmented cavity so as to be used for increasing gas supply during ignition or small load. Meanwhile, mold opening is not needed again, the mold opening cost is reduced, an external standby electromagnetic valve is not needed, and the cost of the gas distribution rod assembly is reduced.
Owner:GREE ELECTRIC APPLIANCE INC OF ZHUHAI
Combined magnetic core structure and magnetic component
ActiveCN222168106UImprove finished product qualitySave grinding and cutting processing costsTransformers/inductances coils/windings/connectionsTransformers/inductances magnetic coresStructural engineeringInductance
The utility model discloses a combined type magnetic core structure and a magnetic component. The magnetic core structure comprises a base and a middle column. The middle column comprises a column core and a magnetic ring set, and the column core is sleeved with the magnetic ring set. The bases are arranged at the two ends of the middle column. The middle column comprises a first middle column and a second middle column which are arranged in parallel, the base comprises a first base and a second base which are parallel to each other, and the first middle column and the second middle column are bonded with the first base and the second base to form a closed magnetic circuit. The magnetic component comprises a coil and the combined magnetic core structure, and the coil is wound on the middle column. According to the combined magnetic core structure, a plurality of standard magnetic rings are sleeved outside a standard small-size column core and are further combined with a coil to form a magnetic component, so that the quality of a finished product of the magnetic component is improved, the inductance value is customized and adjustable, the high-frequency, high-voltage and high-power requirements are met, meanwhile, the mechanical grinding and cutting processing cost and the mold opening cost are greatly saved, and the waste of raw materials is avoided; the product cost is greatly reduced, and the environmental pollution is reduced.
Owner:DONGGUAN MENTECH OPTICAL & MAGNETIC CO LTD
Variable mullion
The utility model relates to the technical field of window frame profiles, and discloses a variable mullion which comprises a mullion frame, the mullion frame comprises a heat insulation piece mounting plate, a heat insulation piece clamping piece is arranged on the outer surface of the heat insulation piece mounting plate, connecting plates are distributed and fixed at the two ends of the heat insulation piece mounting plate, and mullion panels are fixed at the ends of the connecting plates. A rubber strip clamping groove is formed in one end of the mullion panel, and a first clamping groove is formed in the outer surface, away from the rubber strip clamping groove, of the connecting plate. The problem that turning materials need to be added when an inward-opening window of an existing heat insulation casement window is used for manufacturing an outward-opening sash is solved, by changing the type of the mullion, the flexibility of the mullion is improved, use of the turning materials is reduced, the requirement for manufacturing the outward-opening sash by a client is met, stock and mold opening cost are reduced, and meanwhile stock and enterprise cost can be reduced.
Owner:SHANXI HAIFENG ALUMINUM CO LTD
Combinable tray for fuse packaging
ActiveCN222272628UFlexible combinationSave mold costTray containersInternal fittingsPalletFuse cutout
The utility model relates to the field of fuse packaging, in particular to a combinable tray for fuse packaging, which comprises a tray body, at least one shell limiting groove structure and at least two contact knife limiting groove structures, a containing groove is formed in the tray body, and the shell limiting groove structure is arranged on the tray body in a detachable mode or an integrated forming mode. The contact knife limiting groove structures are arranged on the tray body at intervals in a detachable mode or an adhesive mode, and the two sides of each shell limiting groove structure are each provided with one contact knife limiting groove structure. According to the specifications of the fuses, the needed shell limiting groove structures and the corresponding contact knife limiting groove structures are selected, and the fuse packaging machine can be suitable for packaging of the fuses of small specifications and the fuses of large specifications. The combination mode is flexible and changeable, and the mold opening cost and the packaging cost are low.
Owner:XIAN ZHONGRONG ELECTRIC CO LTD
Splicing type curved surface cover plate and display module
ActiveCN222636793USave mold costRealize the surface effectIdentification meansStructural engineeringIndustrial engineering
The embodiment of the utility model provides a splicing type curved surface cover plate and a display module, the splicing type curved surface cover plate comprises a first cover plate, a cover plate connecting part and a second cover plate which are connected in sequence, and the upper surfaces of the first cover plate, the cover plate connecting part and the second cover plate are in an integrated streamline design. Through the first cover plate, the cover plate connecting part and the second cover plate which are connected in sequence, the upper surfaces of the first cover plate, the cover plate connecting part and the second cover plate are in an integrated streamline design, so that a curved surface effect can be realized; besides, the cover plates with different lengths can be combined, and the curvature and the appearance of the connecting part of the cover plates can be customized according to different requirements, so that the mounting requirements of different designs are met; and not only is the assembly simple, but also the mold opening cost of the cover plate connecting part is relatively low, and the manufacturing cost is greatly saved.
Owner:TRULY OPTO ELECTRONICS
A method for preparing a heterojunction battery
The present invention relates to the technical field of solar cells, and specifically to a method for preparing a heterojunction battery, comprising: providing a semiconductor substrate layer; forming a doped semiconductor layer on at least one side of the semiconductor substrate layer; forming a transparent conductive film on the surface of the doped semiconductor layer on the side away from the semiconductor substrate layer, the transparent conductive film comprising an electrode region and a non-electrode region that are alternately arranged in sequence; forming a metal seed layer and an anti-oxidation layer on the surface of the transparent conductive film on the side away from the semiconductor substrate layer in sequence; removing the anti-oxidation layer in the electrode region; forming an electrode on the surface of the metal seed layer in the electrode region on the side away from the semiconductor substrate layer; removing the metal seed layer and the anti-oxidation layer in the non-electrode region. The formed heterojunction battery has a small electrode contact resistance and good adhesion. The use of an etching process can selectively remove the metal seed layer and the anti-oxidation layer in the non-electrode region, so the required pattern can be processed without mold opening, saving mold opening costs, and improving processing accuracy and flatness of the substrate layer.
Owner:ANHUI HUASUN ENERGY CO LTD
High-power wireless charging coil structure and corresponding winding method thereof
PendingCN119581196ASave mold costavoid changeTransformers/inductances coils/windings/connectionsCoils manufactureStructural engineeringMechanical engineering
The invention discloses a high-power wireless charging coil structure, which can freely combine and assemble a ground transmitting end and a vehicle receiving end to a certain extent according to different practical applications, does not add new design and structure production tasks on the premise of achieving better magnetic coupling, and can accelerate design and manufacture and reduce production cost. The structure is characterized in that the structure comprises M unit-size column strip modularized coil splicing discs, and M is a natural number greater than or equal to 1; n unit sizes of rib modular coils are spliced, wherein N is an integer greater than or equal to 0; and winding a coil. The invention further discloses a winding method of the high-power wireless charging coil.
Owner:ANJIE WIRELESS TECH (SUZHOU) CO LTD
A safety-type busbar digital system
A safe busbar digital system is disclosed, comprising a busbar, a plug-in box, a starting box, a terminal cover, and busbar hoisting components. The system is characterized in that one end of the busbar is connected to the starting box, and the other end is fixedly fitted with the terminal cover. The top of the busbar is hoisted to the wall using the busbar hoisting components, and the bottom is plugged into the plug-in box. This invention features high overall structural strength, simple and rapid installation, high overall structural safety, simple component manufacturing processes, and low overall production cost.
Owner:ZHENJIANG GARDERMOEN INTELLIGENT POWER TECH CO LTD
Air conditioner
PendingCN121953398Asmall sizeSmall footprintDucting arrangementsLighting and heating apparatusPhysicsVolute
The air conditioner comprises a shell and a fan component, the length direction of the shell is the vertical direction, the shell comprises a front shell and a back plate, the front shell is located in front of the back plate, the fan component comprises a cross-flow wind wheel and a cross-flow volute, and the axis of the cross-flow wind wheel extends in the vertical direction; the cross-flow volute forms a cross-flow air channel matched with the cross-flow wind wheel, and at least part of the cross-flow volute and the back plate form an integrated piece. According to the air conditioner disclosed by the embodiment of the invention, at least part of the cross-flow volute and the back plate form the integrated piece, so that the assembly steps can be reduced, the assembly efficiency can be improved, the production takt time can be improved, the size of the air conditioner in the front-back direction can be reduced, the occupied area of the air conditioner can be reduced, and the arrangement of the air conditioner is facilitated. The structural strength of the back plate can be improved, the structural stability of the air conditioner can be improved, the material consumption can be reduced, the mold opening cost is saved, and therefore the manufacturing cost of the air conditioner is reduced.
Owner:GD MIDEA AIR CONDITIONING EQUIP CO LTD +1
Detachable multipurpose flange end cover
ActiveCN224264743USave mold costGuaranteed waterproof and dustproof performanceSupports/enclosures/casingsLocking mechanism
The utility model discloses a detachable multipurpose flange end cover. The detachable multipurpose flange end cover comprises an end cover and a flange which are detachably connected, an inner ring of the flange is connected with an annular clamping sleeve, and the inner contour shape of the annular clamping sleeve is consistent with the shape of the peripheral face of the end cover. A clamping plate is further arranged in the annular clamping sleeve, and when the annular clamping sleeve is arranged on the peripheral face of the end cover in a sliding and sleeving mode, the clamping plate can move to be attached to the outer end face of the end cover. A locking mechanism is further arranged between the clamping plate and the end cover, and the clamping plate can be locked on the outer end face of the end cover through the locking mechanism. The locking mechanism comprises a plurality of locking bolts, a plurality of through holes are formed in the clamping plate, and a plurality of threaded holes are formed in the outer end face of the end cover. The locking bolt penetrates through the through hole and then is in threaded fit with the threaded hole so that the clamping plate can be locked to the outer end face of the end cover. According to the utility model, the flange on the end cover can be detached so as to adapt to different modeling requirements.
Owner:无锡欧瑞京机电有限公司
Electrolytic cell electrode plate and manufacturing process thereof
This invention relates to an electrolytic cell electrode plate and its manufacturing process, comprising a metal electrode plate and a first sealing ring; the metal electrode plate defines a mutually perpendicular X-plane and a Y-plane; a flow channel and a first annular sealing groove are respectively provided on two end faces parallel to the X-plane; an oxygen inlet and a water outlet are provided on the first end face, communicating with the flow channel on that end face and along the Y-plane direction, and a hydrogen inlet is provided on the second end face, communicating with the flow channel on that end face and along the Y-plane direction; there are two first sealing rings, respectively adapted to the shape and size of the sealing grooves on the first and second end faces, and integrally vulcanized with the metal electrode plate. This invention employs a structure that integrally vulcanizes the sealing ring and the metal electrode plate with the sealing groove, processing two components that originally required high-precision tight splicing into a single unit, reducing the risk of hydrogen leakage from the electrolytic cell while improving the stacking efficiency of the electrolytic cell and enhancing the service life and performance of the PEM electrolytic cell.
Owner:YOUON CHANGZHOU HYDROGEN POWER TECH CO LTD
Low door bridge hub reduction gear and assembling method thereof
PendingCN119196279Aeasy to put inreduce in quantityGearboxesGearing detailsReduction driveClassical mechanics
The invention relates to a low door bridge hub reduction gear. The low door bridge hub reduction gear comprises a shell and a transmission mechanism arranged in the shell. The shell comprises a shell body with an inner cavity and a cover body, and an opening matched with the cover body is formed in the upper portion of the shell body so that the transmission mechanism can be placed into the inner cavity of the shell body from the opening. The shell has the advantages that the shell body is integrated, the upper portion of the shell body is open, a bearing and the like in an inner cavity of the shell body are matched with a machining face, one-time machining forming is achieved, and accuracy is higher; bearings and the like are assembled without crossing a plurality of shells, and the assembly precision of bearing clearance and the like is higher; and the transmission mechanism can be conveniently put into the shell body from the opening, so that the number of assembly shells is reduced, and the mold opening cost is reduced.
Owner:DONGFENG DANA AXLE
Method for designing rapid heating jig based on finite element simulation
PendingCN119150600AReduce the number of mold openingsSave mold costGeometric CADDesign optimisation/simulationProcess engineeringIndustrial engineering
The invention discloses a method for designing a rapid heating jig based on finite element simulation. The method comprises the following steps that S10, 3D model simulation is conducted on a heating jig and a product model; s20, obtaining a thermal simulation analysis result, comparing the thermal simulation analysis result with a preset condition, judging whether the thermal simulation analysis result meets a heating requirement or not, if yes, S30, ending, and finishing the design; and if not, S40, modifying the heating jig model, and returning to S10. According to the method, simulation analysis and jig design are combined, and the heating jig meeting the requirements can be rapidly and accurately obtained.
Owner:LUXCASE PRECISION TECH (YANCHENG) CO LTD
Half shaft assembly for mine flooding bridge bench test
ActiveCN222315724USave mold costreduce manufacturing costYielding couplingBench testTorque transmission
The utility model discloses a half shaft assembly for an ore drive bridge bench test, which is characterized by consisting of a half shaft rod and a half shaft disc, one end of the half-shaft rod is a spline connection position, and the other end is a half-shaft disc assembly position; the half shaft disc is provided with a half shaft rod assembling position, a half shaft disc assembling face and a half shaft disc connecting hole. The product structure is divided into two parts, production and manufacturing can be achieved without opening a forging die, the die opening cost is saved, the production cost is reduced, the manufacturing period is short, and requirements of an under-eye bench test bridge are met; the connecting position of the half shaft rod and the half shaft disc is connected through a shaft hole of a hexagonal structure, torque transmission can be achieved inside the half shaft rod and the half shaft disc, the matching length is properly increased in practice, two circumferential weld joints are added for supplementation, and therefore the half shaft rod and the half shaft disc are connected very firmly, and torque transmission is well achieved between the half shaft rod and the half shaft disc.
Owner:SHANDONG PENGXIANG AUTOMOBILE
Small TPU fingerprint module
ActiveCN222636658Ushorten the lengthEasy to processCharacter and pattern recognitionAdhesive glueStructural engineering
The utility model provides a miniature TPU fingerprint module group, comprising an FPC circuit board, the FPC circuit board comprises a chip connecting part, a connector connecting part and a transmission part located between the chip connecting part and the connector connecting part, one side surface of the chip connecting part is connected with a first steel sheet, and the other side surface is connected with a fingerprint chip. A small TPU elastic piece is arranged on the side, away from the FPC circuit board, of the first steel sheet, the small TPU elastic piece and the first steel sheet are fixedly connected through glue, the length of the first steel sheet is larger than that of the small TPU elastic piece, convex parts used for positioning installation are arranged at the two ends of the first steel sheet in the length direction, a plurality of convex edges are arranged on the side, facing the first steel sheet, of the small TPU elastic piece, and the convex edges are fixedly connected with the first steel sheet through glue. The protruding edges are arranged at intervals in the length direction of the small TPU elastic piece, first combination grooves allowing glue to flow in are formed between the adjacent protruding edges, and second combination grooves allowing the glue to flow in are formed in part of the protruding edges.
Owner:HUBEI SUNWIN TECH GRP
A direct-type liquid crystal module structure
ActiveCN111123571BImprove the protective effectreduce manufacturing costNon-linear opticsAdhesiveMechanical engineering
The present invention provides a direct-down liquid crystal module structure, which includes an aluminum profile and a plastic connector. Four aluminum profiles are provided, which are respectively arranged around the back plate, and the lower end faces thereof are fixedly connected to the back plate by screws, and two adjacent aluminum profiles are fixedly connected by plastic connectors; a protrusion is provided on the outer end face of the aluminum profile, and a diaphragm fixing sheet metal is provided above the protrusion, and the diaphragm fixing sheet metal is vertically arranged on the outer side of the aluminum profile in an inverted L shape, and the outer side of the diaphragm fixing sheet metal is also provided with an outer edging, which is vertically arranged in an inverted L shape and fixedly connected to the aluminum profile by screws; a liquid crystal panel is clamped between the L-shaped folding edge of the diaphragm fixing sheet metal and the L-shaped folding edge of the outer edging, and the lower end face thereof is fixedly connected to the L-shaped folding edge of the diaphragm fixing sheet metal by an OC double-sided adhesive. It solves the technical problems that the existing liquid crystal module structure needs to match the middle frame and the face frame, the production cost is high, and the burden on enterprises is increased, and can be widely used in the field of liquid crystal module structure technology.
Owner:WEIHAI TAIJI WISDOM DISPLAY OPTOELECTRONIC CO LTD
Motor compatible with star connection and angle connection and star connection and angle connection switching method based on motor
PendingCN119543509ARealize functionincrease profitAssociation with control/drive circuitsAC motor controlElectric machineControl theory
The invention relates to a star connection and angle connection compatible motor, the motor comprises a stator assembly, a motor body, an integrated wire holder, a controller three-phase assembly and the like, the stator assembly and the integrated wire holder are installed on the motor body, the integrated wire holder comprises a wire holder body, a star connection assembly, a magnetic ring assembly and an angle connection assembly, and the phase corresponding to the insert of the star joint assembly and the phase corresponding to the insert of the corner joint assembly are in central symmetry. A star connection topology function can be realized when the integrated wire holder is positively mounted, and a corner connection topology function can be realized when the integrated wire holder is reversely mounted for the same parts. Compared with the prior art, the motor structure overcomes the defect that one stator can only achieve one electromagnetic topology, the motor structure is invented, the star connection function and the angle connection function can be achieved for one specific stator, meanwhile, the motor structure has the EMC performance, and the motor structure has the advantages of being good in universality, high in compatibility and the like.
Owner:SHANGHAI AUTO EDRIVE CO LTD +2
1E-grade storage battery saddle
The utility model discloses a 1E-grade storage battery saddle, and aims to overcome the defects that the conventional lead-acid storage battery needs to be subjected to mold opening for different models, and the economical efficiency is poor. The reinforcing rib comprises a plurality of first ribs and a plurality of second ribs, the first ribs are arranged in the first direction, the second ribs are arranged in the second direction, the first ribs and the second ribs are arranged in a staggered mode, the first direction is perpendicular to the second direction, the first ribs and the second ribs are of an integrated structure, the first ribs are provided with a plurality of pre-fractures in the length direction, and the pre-fractures are arranged on the plane perpendicular to the second direction. The projections of the corresponding pre-fractures on the first ribs coincide. According to the pre-fracture and the corresponding mark, the saddles of which model are needed can be broken apart at the corresponding positions, so that one mold can meet the requirements of storage batteries of multiple specifications, and the mold opening cost is reduced.
Owner:HAINAN NUCLEAR POWER CO LTD +3