CN107666216A - A kind of efficiently lenticular wire generator rectifier structure and assembly method - Google Patents
A kind of efficiently lenticular wire generator rectifier structure and assembly method Download PDFInfo
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- CN107666216A CN107666216A CN201710740291.1A CN201710740291A CN107666216A CN 107666216 A CN107666216 A CN 107666216A CN 201710740291 A CN201710740291 A CN 201710740291A CN 107666216 A CN107666216 A CN 107666216A
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- 229920003023 plastic Polymers 0.000 claims abstract description 50
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- 238000004512 die casting Methods 0.000 claims description 33
- 230000005855 radiation Effects 0.000 claims description 27
- 230000001681 protective effect Effects 0.000 claims description 21
- 238000001816 cooling Methods 0.000 claims description 12
- 238000000465 moulding Methods 0.000 claims description 12
- 210000002435 tendon Anatomy 0.000 claims description 11
- 238000002347 injection Methods 0.000 claims description 7
- 239000007924 injection Substances 0.000 claims description 7
- 238000003825 pressing Methods 0.000 claims description 6
- 229910000679 solder Inorganic materials 0.000 claims description 6
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- 238000012536 packaging technology Methods 0.000 claims description 4
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Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K11/00—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection
- H02K11/04—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection for rectification
- H02K11/049—Rectifiers associated with stationary parts, e.g. stator cores
- H02K11/05—Rectifiers associated with casings, enclosures or brackets
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- H02K11/046—
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K15/00—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M7/00—Conversion of ac power input into dc power output; Conversion of dc power input into ac power output
- H02M7/003—Constructional details, e.g. physical layout, assembly, wiring or busbar connections
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/2089—Modifications to facilitate cooling, ventilating, or heating for power electronics, e.g. for inverters for controlling motor
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- Power Engineering (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Manufacturing & Machinery (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Synchronous Machinery (AREA)
- Motor Or Generator Cooling System (AREA)
Abstract
The invention discloses a kind of efficiently lenticular wire generator rectifier structure; including fixed cover support rim and plastic safety cover after fixed cover, generator after conductive negative plate, intermediate supports insulating support, positive conductive electrode plate, confluence bridge bracket, positive pole output screw, commutation diode, pipe type rivet, generator, it is characterised in that：Intermediate supports insulating support replaces insulating bushing; between conductive negative plate, positive conductive electrode plate; conductive negative plate is mounted in the lower section of rectifier; it is connected with fixed cover support rim after generator; the lower edge of plastic safety cover flushes with the top edge of conductive negative plate; confluence bridge bracket is fixed above positive conductive electrode plate with generator unit stator line connection screw thread horizontal connection.Its advantage is：Using two-way air intake, make the thermograde on pole plate uniform, ensure the reliability of spot welding, the requirement of client's difference outbound course can be met, not only increase generator power and product reliability, and increase the bulk life time of high efficiency generator.
Description
Technical field
The present invention relates to a kind of auto rectifier structure, belong to automobile current generator field, it is especially a kind of efficiently flat
Line generator rectifier structure and assembly method.
Background technology
Automobile current generator is the main power source of automobile, and its function is in normal working of engine（It is more than idling）, to institute
There is electrical equipment（Except starter）Power supply, while charged to battery.As the development and people of electronic technology are to comfort level
It is required that raising, vehicle mounted electrical apparatus is being continuously increased；Simultaneously because of environmental requirement continuous plus tight and improve, automobile current generator is towards small
Volume（Weight）, high-power direction develops.Therefore each state is all constantly releasing new technology, increases generator unit stator slot number, improves
The efficiency of generator under same volume.Wherein, lenticular wire stator begins to use in market, and it is because of structure, volume and power
Reason, the temperature rise of stator itself, the significantly high round wires stator for market normal use occur, maximum temperature reaches 200 after it is stable
More than DEG C；Its stabilization for being transmitted to after generator in fixed cover also reaches 170 DEG C to 190 DEG C, and this is just proposed more to rectifier
High requirement.
Existing market mainstream generator is alternating current generator, according to the fixed position of rectifier and adjuster, is divided into built-in
Generator and external generator.Built-in generator, because assembly technology is complex, maintenance of doing over again is inconvenient, and rectifier is more
Add and had a great influence close to stator coil, its temperature rise to rectifier；But it does not have plastic safety cover, at the same do band pump motor when compared with
For convenience.External generator, assembling is relatively simple, and rectifier and doing over again for adjuster repair more convenient, the radiating of rectifier
More preferably；But rectifier and adjuster need to assemble shield protection, the band more difficult implementation of pump motor.
In high-power generator, rectifier uses 12 tubular constructions more；Built-in rectifier, negative plate are fitted in end cap
On, end cap is helped to radiate, and positive plate is radiated using more toothings；External rectifier, existing structure are mostly rear fixed cover conducts
Negative plate or negative plate, which are fitted in rear fixed cover, to be radiated, and positive plate is radiated using die casting harden structure.When stator coil is using flat
During line stator, rear fixed cover is because stator heat transfer reason temperature is higher, and rectifies are generated heat on rectifier, and temperature passes
Lead, distribute poor, reach the junction temperature of commutation diode, so as to cause defective rectifier.
The content of the invention
The invention aims to overcome the shortcomings of prior art, there is provided a kind of efficiently lenticular wire generator rectifier knot
Structure.
To achieve these goals, the invention discloses a kind of high efficiency generator rectifier structure, including conductive negative plate,
Intermediate supports insulating support, positive conductive electrode plate, confluence bridge bracket, positive pole output screw, commutation diode, pipe type rivet, generating
Fixed cover support rim and plastic safety cover after fixed cover, generator after machine.Commutation diode is direct current AC conversion,
Conductive negative plate, positive conductive electrode plate, which rise, fixes commutation diode, conduction and radiating, confluence bridge bracket connecting stator congruence stream, just
The external output current of pole output screw, the fixed rectifier of generator rear cover support rim support, plastic safety cover protection rectifier
With adjustment generator air channel.It is characterized in that：Intermediate supports insulating support replaces insulating bushing, installed in conductive negative plate, leads
Between electric positive plate, open protection tube, conductive negative plate dress are provided with intermediate supports insulating support stator line interface
In the lower section of rectifier, it is connected with fixed cover support rim after generator, the lower edge of plastic safety cover and conductive negative pole
The top edge of plate flushes, and is provided with inner side axial ducts and outside axial ducts on plastic safety cover, conductive during generator operation
Positive plate leads to axial ducts air intake by the inner side axial ducts of positive plastic safety cover and outside and radiated, and conductive negative plate is just
By the distinguished and admirable radiating of positive conductive electrode plate, the back side of conductive negative plate passes through conductive negative plate with consolidating after generator for face and inner side edge
Surely the surface covered forms radial direction V-arrangement air duct radiation；The inner side air channel I of positive conductive electrode plate, the and of inner side air channel II of conductive negative plate
The inner side axial ducts of plastic safety cover are corresponding.Outside air channel is provided with positive conductive electrode plate, has abdomen on the inside of positive conductive electrode plate
Plate radiation tooth, radiating ribs are provided with web radiation tooth, on positive conductive electrode plate die casting have B+ screw holes and six poles of rectification two
Pipe mounting hole.Two commutation diodes are provided with the outside of positive conductive electrode plate, four rectifications are provided with the inside of positive conductive electrode plate
Diode, internal four commutation diodes are provided with two B+ at web radiation tooth, in the inner side of positive conductive electrode plate and exported
Interface.
Conductive negative plate is not bonded radiating with fixed cover after motor, and the back side is provided with radiation tooth.The die casting on conductive negative plate
There are outside three, inside three totally six diode mounting holes II；It is outside on conductive negative plate that three commutation diodes are housed, it is internal
Equipped with three commutation diodes, spacing is relatively uniform, around provided with radiation tooth.
Confluence bridge bracket is molded together by busbar and M5 nuts, is formed stator line connection screw thread, is rolled on busbar
Curved to be provided with busbar weld tabs, the busbar of busbar support is connected with commutation diode lead using indirect welding.Conflux bridge branch
It is rack-mounted above positive conductive electrode plate, fixed with generator unit stator line connection screw thread horizontal connection.
Fixed cover after air cooling conduction negative pole back and generator, protective cover inner shafts are entered in described radial direction V-arrangement air channel
Cooled down to air channel air intake on the inside of positive conductive electrode plate and conductive negative plate and positive.
The inner side axial ducts of the plastic safety cover and the inner side air channel I of positive conductive electrode plate and the inner side of conductive negative plate
Air channel II is identical, and there are other air channels in outside.
Fixed on the inside of the plastic safety cover using two B+ output points, outside using with busbar rack mounting apertures outside
Edge forms plastic buckle and fixed, and air channel will not be offset during ensureing Product Assembly.
Described positive conductive electrode plate is radiated by the axial ducts and outside axial ducts air intake of positive plastic safety cover.
The inner side air channel of the positive conductive electrode plate is corresponding with the inner side axial ducts of protective cover.
Radiating ribs on the web radiation tooth of the positive conductive electrode plate, in the case where not influenceing product installation and packaging technology, prolong
Reach around rectifier diodes hole.
The conductive negative plate backside heat tooth is in emitting shape V-arrangement, in the case where not influenceing product installation and packaging technology, is formed
V-arrangement air channel.
The conductive negative plate front and inner side are radiated by axial wind.
The inner side air channel of the conductive negative plate is corresponding with the inner side axial ducts of plastic safety cover.
Described open protection tube is step, and upper opening is larger.
Described is provided with convex tendon at the indirect welding of the busbar of confluence bridge bracket, to improve resistance, ensures spot welding
Reliability.
Described convex tendon is that circular arc is raised, highly for 0.3mm.
The busbar of described confluence bridge bracket is with commutation diode in tangential direction spot welding.
Described confluence bridge bracket and stator line connection screw thread are M5, and nut structure is molded using plastic stent.
There is air vent on described confluence bridge bracket, positive conductive electrode plate 2 can be cooled down by ensureing that axial direction is distinguished and admirable.
Busbar welding piece on described confluence bridge bracket is parallel with the radial direction in commutation diode hole.
The busbar of described confluence bridge bracket is connected with commutation diode lead using electric resistance welding.
It is a further object to provide a kind of assembly method of efficiently lenticular wire generator rectifier：It is by as follows
What step was realized：
（One）First develop a kind of die casting positive conductive electrode plate, during mould molding, die casting has inner side web-type radiation tooth, forms positive plate
Inner side air channel；There is air channel on the outside of positive conductive electrode plate in outside, and die casting has outer two, interior four, totally six diode holes, then die casting goes out conduction
Positive plate B+ screw holes；Die casting simultaneously has six mounting holes, and the diode holes and B+ screw holes after die casting need to machine guarantee chi
It is very little；
（Two）To redevelop a kind of die casting conduction negative plate, during mould molding, conductive negative plate reverse side has conductive negative plate radiation tooth,
Radial direction V-arrangement air channel is formed, there is air channel on the inside of conductive negative plate inner side；Die casting simultaneously has outer three, interior three totally six diode holes；Together
When die casting have six mounting holes；
（Three）Secondly develop a kind of injection intermediate supports insulating support, do open protection tube during mould molding, it is
Step shape；
（Four）Then a kind of punch forming busbar is developed, is bent with busbar weld tabs thereon, before weld tabs bending and molding, is used
Extrusion forming busbar solder joint convex tendon；
（Five）A kind of injection confluence bridge bracket of redevelopment, is molded together using busbar and M5 nuts, forms stator line connection spiral shell
Line, while shaped support end plastic safety cover buckle, and six mounting holes.
（Six）Subsequently develop a kind of injection-moulded plastic protective cover, do axial ducts and protective cover on the inside of protective cover during shaping
Outside axial ducts, while two conducting strips are molded, coordinate with rectifier B+screw rod, outside is molded two back-offs and moulded with bracket end
Material protective cover is clasped；
（Seven）Using the positive conductive electrode plate of exploitation, using pressing clamp, six positive commutation diodes and two positive pole output spiral shells
Bar is pressed on positive conductive electrode plate, forms positive pole board component；
（Eight）Using the conductive negative plate of exploitation, using pressing clamp, six negative rectifier diodes are pressed into conductive negative plate
Upper formation negative pole board component；
（Nine）The assembling of positive pole board component, negative pole board component, intermediate supports insulating support and confluence bridge bracket together, wherein three
Mounting hole is riveted into one with three pipe type rivets, then commutation diode lead is welded to confluence bridge bracket with resistance welder
On busbar weld tabs, commutation diode lead is formed pad with busbar solder joint convex tendon, form current loop, form rectification
Device；
（Ten）Rectifier is assembled to after generator on fixed cover support rim, make conductive negative plate and generator fix after cap-shaped
Radially V-arrangement air channel, rectifier is locked on commutator end bearing support bracket using six fixing screws, is loaded on adjuster, afterwards handle
The plastic safety cover of exploitation is assemblied on rectifier, and 2 points are assembled together with B+ screw rods, and two, outside buckle is moulded with bracket end
Material protective cover buckle forms back-off and fixed；Plastic safety cover rectifier side lower surface and the upper surface flush of conductive negative plate, are protected
Demonstrate,prove the unimpeded of radial direction V-arrangement air channel；On the inside of positive protective cover on the inside of axial ducts, positive conductive electrode plate inner side air channel and conductive negative plate
Air channel is corresponding, ensures the unimpeded of inner side air channel and to the cooling and the cooling of generator on the inside of conductive positive/negative plate.
The beneficial effects of the invention are as follows：Two-way air intake is employed, ensures that positive conductive electrode plate and conductive negative plate reliably insulate,
Make the thermograde on pole plate uniform, ensure the reliability of spot welding, reduce stator line rocks space, can meet client's difference
The requirement of outbound course, generator power and product reliability are not only increased, and increase the bulk life time of high efficiency generator.
Brief description of the drawings
Below in conjunction with the accompanying drawings and embodiment the invention will be further described.
Fig. 1 is existing built-in 12 pipe rectifier schematic diagram；
Fig. 2 is the existing pipe rectifier schematic diagram of end cover type negative plate 12；
Fig. 3 is that existing negative plate pastes the pipe rectifier schematic diagram of end cover cooling structure 12；
Fig. 4 assembles trailing flank schematic appearance for the present invention is overall；
Fig. 5 is front appearance schematic diagram after the overall assembling of the present invention；
Fig. 6 removes plastic safety cover assembling schematic diagram for the present invention；
Fig. 7 is intended to for rectifier forward appearance of the present invention；
Fig. 8 is the reverse schematic appearance of rectifier of the present invention.
Fig. 9 is rectifier exploded perspective view of the present invention.
In figure：1. positive pole output screw, 2. positive conductive electrode plates, 3. confluence bridge brackets, 4. commutation diodes, 5. conductive negative poles
Plate, 6. insulating bushings, 7. intermediate supports insulating supports, 8. end cap negative plates, fixed cover after 9. generators, 10. plastic safety covers,
11. radial direction V-arrangement air channel, fixed cover support rim after 12. generators, 13. inner side axial ducts, 14. outside axial ducts, 15.
Open protection tube, 16. pipe type rivets, 17. bracket end plastic safety cover buckles, 18. busbars, the connection of 19. stator lines
Screw thread, 20. web radiation tooths, 21. convex tendons, 22. busbar weld tabs, 23. inner side air channels I, 24. conductive negative pole backs, 25. dissipate
Hot tooth, 26. conductive negative plate V-arrangement air channels, 27. inner side air channels II, air channel on the outside of 28.. plates, 29. diode mounting holes I, 30. lead
Electric positive plate B+ screw holes, 31. diode mounting holes II.
Embodiment
As shown in Fig. 4, Fig. 5, Fig. 6, Fig. 7, Fig. 8 and Fig. 9：The present invention includes conductive negative plate 5, intermediate supports insulating support
7th, fixed cover after positive conductive electrode plate 2, confluence bridge bracket 3, positive pole output screw 1, commutation diode 4, pipe type rivet 16, generator
9th, fixed cover support rim 12 and plastic safety cover 10 after generator.Commutation diode 4 is direct current AC conversion, conductive
Negative plate 5, positive conductive electrode plate 2 play fixed commutation diode, conduction and radiating, the connecting stator congruence of confluence bridge bracket 3
Stream, 1 external output current of positive pole output screw, the fixed rectifier of the support of generator rear cover support rim 12, plastic safety cover 10
Protect rectifier and adjustment generator air channel.Intermediate supports insulating support 7 replaces insulating bushing 6, installed in the He of positive conductive electrode plate 2
Between conductive negative plate 5, open protection tube 15 is provided with the stator line interface of intermediate supports insulating support 7, it is open
Protection tube 15 is step, and upper opening is larger.Conductive negative plate 5 is mounted in the lower section of rectifier, with being fixed after generator
Lid support rim 12 is connected, and the lower edge of plastic safety cover 10 flushes with the top edge of conductive negative plate 5, is protected in plastics
Cover 10 is provided with inner side axial ducts 13 and outside axial ducts 14, and during generator operation, positive conductive electrode plate 2 passes through positive plastics
The inner side axial ducts 13 of protective cover 10 and outside lead to the radiating of the air intake of axial ducts 14, the front of conductive negative plate 5 and inner side edge
By the distinguished and admirable radiating of positive conductive electrode plate 2, the back side 24 of conductive negative plate 5 passes through fixed cover 9 after conductive negative plate 5 and generator
Surface form radial direction V-arrangement air channel 26 and radiate；The inner side air channel I 23 of positive conductive electrode plate, the inner side air channel II 27 of conductive negative plate 5
With the correspondence of inner side axial ducts 13 of plastic safety cover 10.Outside air channel 28 is provided with positive conductive electrode plate 2, in positive conductive electrode plate
There is web radiation tooth 20 2 inner side, and radiating ribs are provided with web radiation tooth 20, on positive conductive electrode plate 2 die casting have B+ screw rods
Hole 30 and six commutation diode mounting holes I 29.Two commutation diodes 4 are provided with the outside of positive conductive electrode plate 2, in conduction just
The inside of pole plate 2 is provided with four commutation diodes 4, and internal four commutation diodes 4 are at web radiation tooth 20, in conduction
The inner side of positive plate 2 is provided with two B+ output interfaces.
Conductive negative plate 5 is not bonded radiating with fixed cover after generator 9, and the back side is provided with radiation tooth 25.In conductive negative plate 5
Upper die casting has outside three, inside three totally six diode mounting holes II 31；It is outside on conductive negative plate 5 that three rectifications two are housed
Pole pipe 4, inside are equipped with three commutation diodes 4, and spacing is relatively uniform, around provided with radiation tooth 25.
Confluence bridge bracket 3 is molded together by busbar 18 and M5 nuts, stator line connection screw thread 19 is formed, in busbar
Bending is provided with busbar weld tabs 22 on 18, and the busbar 18 of confluence bridge bracket 3 is connected with commutation diode lead using indirect welding
Connect.Confluence bridge bracket 3 is mounted in the top of positive conductive electrode plate 2, is fixed with the horizontal connection of generator unit stator line connection screw thread 19.
Described radial direction V-arrangement air channel 11 enter air cooling conduction negative plate 5 the back side and generator after fixed cover 9, protective cover
Inner side axial ducts 13 enter air cooling positive conductive electrode plate 2 and the inner side of conductive negative plate 5 and front.
The inner side axial ducts 13 of the plastic safety cover 10 and the inner side air channel I 23 of positive conductive electrode plate 5 and conductive negative pole
The inner side air channel II 27 of plate is identical, and there are other air channels in outside.
The inner side of the plastic safety cover 10 is fixed using two B+ output points, and outside uses and confluence bridge bracket mounting hole
Place outward flange forms plastic buckle and fixed, and air channel will not be offset during ensureing Product Assembly.
A kind of assembly method of efficiently lenticular wire generator rectifier：It is achieved by the steps of：
（One）First develop a kind of die casting positive conductive electrode plate 2, during mould molding, die casting has interior coxostermum radiation tooth 20, forms positive pole
Air channel 23 on the inside of plate；There is air channel 28 on the outside of positive conductive electrode plate in outside, and die casting has outer two, interior four, totally six diode holes 29, then press
Cast out positive conductive electrode plate B+ screw holes 30；Die casting simultaneously has six mounting holes, diode holes I 29 and B+ screw holes 30 after die casting
Guarantee size need to be machined.
（Two）Redevelop a kind of die casting conduction negative plate 5, during mould molding, there is conductive negative pole at the back side 24 of conductive negative plate
Plate radiation tooth 25, forms radial direction V-arrangement air channel 26, and there is air channel 27 on the inside of conductive negative plate inner side；Die casting simultaneously has outer three, interior three to be total to
Six diode holes II 31, while die casting has six mounting holes；
（Three）Secondly develop a kind of injection intermediate supports insulating support 7, do open protection tube 15 during mould molding, its
For step shape；
（Four）Then a kind of punch forming busbar 18 is developed, is bent with busbar weld tabs 22 thereon, before weld tabs bending and molding,
Use extrusion forming busbar solder joint convex tendon 21；
（Five）A kind of injection busbar support 3 of redevelopment, is molded together using busbar 18 and M5 nuts, forms the connection of stator line
Screw thread 19, while shaped support end plastic safety cover buckle 17, and six mounting holes；
（Six）Subsequently develop a kind of injection-moulded plastic protective cover 10, do axial ducts 13 and protective cover on the inside of protective cover during shaping
Outside axial ducts 14, while two conducting strips are molded, coordinate with rectifier B+screw rod, outside is molded two back-offs and bracket end
Plastic safety cover buckle 17 coordinates；
（Seven）Using the positive conductive electrode plate 2 of exploitation, using pressing clamp, six positive plate commutation diodes 4 and two positive poles
Output screw 1 is pressed on positive conductive electrode plate 2, forms positive pole board component；
（Eight）Using the conductive negative plate 5 of exploitation, using pressing clamp, 6 conductive negative plate commutation diodes 4 are pressed into and led
Negative pole board component is formed on electric negative plate 5；
（Nine）Positive pole board component, negative pole board component, intermediate insulation support 17 and busbar support 3 are assembled together, wherein 3 peaces
Dress hole is riveted into one with three pipe type rivets 16, then the lead of commutation diode 4 is welded to confluence bridge bracket 3 with resistance welder
Busbar weld tabs 22 on, commutation diode lead and busbar solder joint convex tendon 21 is formed pad, form current loop, shape
Into rectifier；
（Ten）Rectifier of the present invention is assembled on generator rear cover support rim 12, fixes conductive negative plate 5 and generator
Bonnet 9 forms radial direction V-arrangement air channel 11, and rectifier is locked on commutator end bearing support bracket using 6 fixing screws, is loaded on regulation
Device, after the plastic safety cover 10 of exploitation is assemblied on rectifier, 2 points are assembled together with B+ screw rods, two, outside buckle with
Bracket end plastic safety cover buckle 17 forms back-off and fixed.The rectifier side lower surface of plastic safety cover 10 and conductive negative plate 5
Upper surface flush, ensure the unimpeded of radial direction V-arrangement air channel 11；Crosswind in positive protective cover inner side axial ducts 13, positive conductive electrode plate 2
Air channel 27 II is corresponding on the inside of road I 23 and conductive negative plate, ensures the unimpeded of inner side air channel and to positive conductive electrode plate 2 and conduction
The cooling of the inner side of negative plate 5 and the cooling of generator.
Claims (10)
- A kind of 1. efficiently lenticular wire generator rectifier structure, including conductive negative plate, intermediate supports insulating support, positive conductive electrode Fixed cover after fixed cover, generator after plate, confluence bridge bracket, positive pole output screw, commutation diode, pipe type rivet, generator Support rim and plastic safety cover, commutation diode are direct current AC conversion, and conductive negative plate, positive conductive electrode plate rise solid Determine commutation diode, conduction and radiating, confluence bridge bracket connecting stator congruence stream, the external output current of positive pole output screw, hair The fixed rectifier of motor rear cover support rim support, plastic safety cover protection rectifier and adjustment generator air channel；Its feature exists In：Intermediate supports insulating support replaces insulating bushing, exhausted in intermediate supports between conductive negative plate, positive conductive electrode plate Open protection tube is provided with edge support stator line interface, open protection tube is step, and upper opening is larger； Conductive negative plate be mounted in rectifier lower section, be connected with fixed cover support rim after generator, plastic safety cover it is following Edge is flushed with the top edge of conductive negative plate, and inner side axial ducts and outside axial ducts are provided with plastic safety cover, is generated electricity When machine works, positive conductive electrode plate leads to axial ducts air intake by the inner side axial ducts of positive plastic safety cover and outside and radiated, By the distinguished and admirable radiating of positive conductive electrode plate, the back side of conductive negative plate passes through conductive negative pole for the front of conductive negative plate and inner side edge Plate and the surface of fixed cover after generator form radial direction V-arrangement air duct radiation；The inner side air channel I of positive conductive electrode plate, conductive negative plate Inner side air channel II and plastic safety cover inner side axial ducts it is corresponding；Outside air channel is provided with positive conductive electrode plate, in conduction Have web radiation tooth on the inside of positive plate, radiating ribs be provided with web radiation tooth, on positive conductive electrode plate die casting have B+ screw holes With six commutation diode mounting holes I；Two commutation diodes are provided with the outside of positive conductive electrode plate, in positive conductive electrode plate Portion is provided with four commutation diodes, and internal four commutation diodes are at web radiation tooth, in the inner side of positive conductive electrode plate Provided with two B+ output interfaces；Conductive negative plate is not bonded radiating with fixed cover after motor, and the back side is provided with radiation tooth, negative in conduction Die casting has outside three, inside three totally six diode mounting holes II on pole plate；It is outside on conductive negative plate that three rectifications are housed Diode, inside are equipped with three commutation diodes, and spacing is relatively uniform, around provided with radiation tooth；Confluence bridge bracket is by confluxing Bar and M5 nuts are molded together, formed stator line connection screw thread, on busbar bending be provided with busbar weld tabs, busbar branch The busbar of frame is connected with commutation diode lead using indirect welding；Confluence bridge bracket is above positive conductive electrode plate, with hair Motor stator line connection screw thread horizontal connection is fixed.
- A kind of 2. efficiently lenticular wire generator rectifier structure according to claim 1, it is characterised in that：Described radial direction V Fixed cover after air cooling conduction negative pole back and generator is entered in shape air channel, and axial ducts are entering air cooling conduction just on the inside of protective cover On the inside of pole plate and conductive negative plate and front.
- A kind of 3. efficiently lenticular wire generator rectifier structure according to claim 1, it is characterised in that：The plastics protection The inner side axial ducts of cover are identical with the inner side air channel II in the inner side air channel I of positive conductive electrode plate and conductive negative plate, and outside has it Its air channel；Fixed on the inside of the plastic safety cover using two B+ output points, outside using with busbar rack mounting apertures outside Edge forms plastic buckle and fixed.
- A kind of 4. efficiently lenticular wire generator rectifier structure according to claim 1, it is characterised in that：Described conduction is just Pole plate is radiated by the axial ducts and outside axial ducts air intake of positive plastic safety cover, the inner side air channel of positive conductive electrode plate with The inner side axial ducts of protective cover are corresponding, the radiating ribs on the web radiation tooth of positive conductive electrode plate, do not influence product installation and Under packaging technology, extend to around rectifier diodes hole.
- A kind of 5. efficiently lenticular wire generator rectifier structure according to claim 1, it is characterised in that：The conductive negative pole Back radiation tooth is in emitting shape V-arrangement, in the case where not influenceing product installation and packaging technology, forms V-arrangement air channel；Conductive negative plate is just Face and inner side are radiated by axial wind；The inner side air channel of conductive negative plate is corresponding with the inner side axial ducts of plastic safety cover.
- A kind of 6. efficiently lenticular wire generator rectifier structure according to claim 1, it is characterised in that：Described is confluxing It is provided with convex tendon at the indirect welding of the busbar of bridge bracket, convex tendon is that circular arc is raised, highly for 0.3mm.
- A kind of 7. efficiently lenticular wire generator rectifier structure according to claim 1, it is characterised in that：The described bridge that confluxes The busbar of support and commutation diode are in tangential direction spot welding, and confluence bridge bracket and stator line connection screw thread are M5, using modeling Expect support injection nut structure, air vent is provided with confluence bridge bracket, ensure that axial direction is distinguished and admirable and cool down positive conductive electrode plate.
- A kind of 8. efficiently lenticular wire generator rectifier structure according to claim 1, it is characterised in that：The described bridge that confluxes Busbar welding piece on support is parallel with the radial direction in commutation diode hole.
- A kind of 9. efficiently lenticular wire generator rectifier structure according to claim 1, it is characterised in that：The described bridge that confluxes The busbar of support is connected with commutation diode lead using electric resistance welding.
- A kind of 10. assembly method of efficiently lenticular wire generator rectifier according to claim 1, it is characterised in that：It is logical Cross following steps realization：（One）First develop a kind of die casting positive conductive electrode plate, during mould molding, die casting has inner side web-type radiation tooth, forms positive plate Inner side air channel；There is air channel on the outside of positive conductive electrode plate in outside, and die casting has outer two, interior four, totally six diode holes, then die casting goes out conduction Positive plate B+ screw holes；Die casting simultaneously has six mounting holes, and the diode holes and B+ screw holes after die casting need to machine guarantee chi It is very little；（Two）To redevelop a kind of die casting conduction negative plate, during mould molding, conductive negative plate reverse side has conductive negative plate radiation tooth, Radial direction V-arrangement air channel is formed, there is air channel on the inside of conductive negative plate inner side；Die casting simultaneously has outer three, interior three totally six diode holes；Together When die casting have six mounting holes；（Three）Secondly develop a kind of injection intermediate supports insulating support, do open protection tube during mould molding, it is Step shape；（Four）Then a kind of punch forming busbar is developed, is bent with busbar weld tabs thereon, before weld tabs bending and molding, is used Extrusion forming busbar solder joint convex tendon；（Five）A kind of injection confluence bridge bracket of redevelopment, is molded together using busbar and M5 nuts, forms stator line connection spiral shell Line, while shaped support end plastic safety cover buckle, and six mounting holes；（Six）Subsequently develop a kind of injection-moulded plastic protective cover, done during shaping on the inside of protective cover on the outside of axial ducts and protective cover Axial ducts, while two conducting strips are molded, coordinate with rectifier B+screw rod, outside is molded two back-offs and protected with bracket end plastics Shield is clasped；（Seven）Using the positive conductive electrode plate of exploitation, using pressing clamp, six positive commutation diodes and two positive pole output spiral shells Bar is pressed on positive conductive electrode plate, forms positive pole board component；（Eight）Using the conductive negative plate of exploitation, using pressing clamp, six negative rectifier diodes are pressed into conductive negative plate Upper formation negative pole board component；（Nine）The assembling of positive pole board component, negative pole board component, intermediate supports insulating support and confluence bridge bracket together, wherein three Mounting hole is riveted into one with three pipe type rivets, then commutation diode lead is welded to confluence bridge bracket with resistance welder On busbar weld tabs, commutation diode lead is formed pad with busbar solder joint convex tendon, form current loop, form rectification Device；（Ten）Rectifier is assembled to after generator on fixed cover support rim, make conductive negative plate and generator fix after cap-shaped Radially V-arrangement air channel, rectifier is locked on commutator end bearing support bracket using six fixing screws, is loaded on adjuster, afterwards handle The plastic safety cover of exploitation is assemblied on rectifier, and 2 points are assembled together with B+ screw rods, and two, outside buckle is moulded with bracket end Material protective cover buckle forms back-off and fixed；Plastic safety cover rectifier side lower surface and the upper surface flush of conductive negative plate, are protected Demonstrate,prove the unimpeded of radial direction V-arrangement air channel；On the inside of positive protective cover on the inside of axial ducts, positive conductive electrode plate inner side air channel and conductive negative plate Air channel is corresponding, ensures the unimpeded of inner side air channel and in the cooling and generator on the inside of positive conductive electrode plate and conductive negative plate The cooling in portion.
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| CN201710740291.1A CN107666216B (en) | 2017-08-25 | 2017-08-25 | High-efficiency flat wire generator rectifier structure and assembly method |
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| CN201710740291.1A CN107666216B (en) | 2017-08-25 | 2017-08-25 | High-efficiency flat wire generator rectifier structure and assembly method |
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| CN107666216B CN107666216B (en) | 2023-10-24 |
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| CN109067095A (en) * | 2018-09-12 | 2018-12-21 | 浙江安美德汽车配件有限公司 | A kind of rectifier bridge rear cover integral structure |
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| CN116345801B (en) * | 2023-04-06 | 2023-10-27 | 江苏绿能汽配科技有限公司 | Rectifier bridge support of automobile generator |
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|---|---|
| CN107666216B (en) | 2023-10-24 |
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