CN207612148U - A kind of efficiently mute vehicle alternator - Google Patents
A kind of efficiently mute vehicle alternator Download PDFInfo
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- CN207612148U CN207612148U CN201721743402.6U CN201721743402U CN207612148U CN 207612148 U CN207612148 U CN 207612148U CN 201721743402 U CN201721743402 U CN 201721743402U CN 207612148 U CN207612148 U CN 207612148U
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- positive
- rectifier diode
- vehicle alternator
- efficiently mute
- rear cover
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Abstract
The utility model provides a kind of efficiently mute vehicle alternator, including protecgulum, field frame assembly, rotor assembly and rear cover, belt pulley is provided on protecgulum, rotor assembly is at least part of to be located in field frame assembly, rotor assembly includes rotation axis and the swivel that is rotationally connected in rotation axis, rear cover includes cover board, positive heat sink, converge bridge, the positive rectifier diode that is set on positive heat sink and it is set to negative and positive rectifier diode on cover board, positive heat sink is connect by the bridge that converges with cover board, each tie point of confluence bridge is respectively connected with one group of positive rectifier diode and negative and positive rectifier diode, after cover and be fixedly installed adjuster brush holder and adjusting sleeve.A kind of delivery efficiency improvement effect of efficiently mute vehicle alternator of the utility model is apparent, and service life is long, reduces the noise of generator, improves the comfort of automobile.
Description
Technical field
The utility model is related to alternator for vehicle technical field,
Especially, the utility model is related to a kind of efficiently mute vehicle alternators.
Background technology
Automobile also brings the energy and environmental issue while promoting economic boom, being brought convenience to human lives.With
It people increasingly to focus on the performance of automobile, especially to the comfort of automobile, safety, fuel economy and environment
Protection etc. requires higher and higher, and electronic control unit and electrical equipment on automobile accordingly increase, and electricity consumption also improves therewith.With
The rapid development of auto technology, more and more electrical equipments are gradually applied to automotive system.
In general, numerous components for being installed on vehicle such as vehicle by an alternating current generator is battery, electronic accessories provide
Electric power.
As the core power of automobile electric appliance system, the working environment and live load of alternating current generator are just becoming increasingly
Harsh, therefore, the functional reliability of automobile current generator has become an important factor for influencing vehicle reliability and driving safety it
One.Generator is important for electric installation on automobile, ensure the performance of engine, oil consumption, exhaust emissions, noise and
The power demand of car light, air-conditioning and other onboard electrical devices plays an important role.
Alternator for vehicle is still mainly based on excitation-type generator currently on the market.
Such as Chinese patent patent of invention CN1770594A is related to a kind of rotary electric machine for vehicles, such as alternating current generator.It should
Motor includes a rotary shaft, a magnetic pole core, multiple magnetic poles, multiple permanent magnets and multiple holding members.The magnetic pole is circumferentially spaced
Arrangement makes magnetic flux pass through between two mutually adjacent magnetic poles.Each permanent magnet be located at mutually adjacent two magnetic poles it
Between, and be magnetized reduce magnetic flux by when leakage.Each holding member is used to remain in mutually adjacent two
Each permanent magnet between a magnetic pole.Each holding member is fixed on two mutually adjacent magnetic poles, and has one first plate
The outer radial periphery surface of partially enclosed permanent magnet, the side surface of two the second plate portion closing permanent magnets.Two the second plates
Part is rigidly connected to the first plate portion, and rigidity is lower than the first plate portion.
But the output performance of this generator is limited by generator volume, after the output for increasing generator,
Volume can also become larger with increase, the noise of generator.Noise, which becomes larger, not only influences the service life of generator, also serious shadow
The comfort of passenger is rung.
Utility model content
The purpose of this utility model is that being directed to deficiency of the prior art, a kind of delivery efficiency improvement effect is provided
Obviously, the efficient mute vehicle alternator of the comfort of automobile is improved.
It is achieved to solve the above problems, the utility model adopts the following technical solution：
A kind of efficiently mute vehicle alternator, including protecgulum, field frame assembly, rotor assembly and rear cover, before described
It covers and is provided with belt pulley, the rotor assembly is at least part of to be located in the field frame assembly, and the rotor assembly includes
Rotation axis and the swivel being rotationally connected in the rotation axis, the rear cover include cover board, positive heat sink, confluence bridge, are set to
Positive rectifier diode on the positive heat sink and it is set to negative and positive rectifier diode on the cover board, the positive heat sink passes through
Confluence bridge connect with the cover board, each tie point for converging bridge be respectively connected with one group described in just rectifier diode and negative and positive
Rectifier diode covers after described and is fixedly installed adjuster brush holder and adjusting sleeve.
Preferably, the quantity of the positive rectifier diode and negative and positive rectifier diode is five, and the confluence bridge is five
Mutually confluence bridge.
Preferably, the positive rectifier diode and negative and positive rectifier diode use 5 phase coil pentagon connections, connect with rear cover
Connect 5 pairs of positive and negative rectifier diodes of matching.Generator delivery efficiency can effectively be promoted.
Preferably, it is provided with ventilation hole around the positive rectifier diode and negative rectifier diode.Heat dissipation can be increased
Area.
Preferably, the field frame assembly is provided with stator core, and the quantity of the slot of the stator core is 50 to 110.
Preferably, the quantity of the slot of the stator core is 80.
Preferably, collector ring and the blower device for drying to the stator core are provided on the swivel.
Preferably, the rear cover, adjuster brush holder connect just one seal chamber of formation with collector ring.It effectively prevent ash
The entrance of dirt, oil, water extends generator service life.
Preferably, the blower device includes at least two layers of fan, and is provided on the swivel for fixing the drum
The pawl pole of wind apparatus.During generator operation, the front and back fan on rotor directly dries to generator stator end, power generation
Machine performance of ventilating is good, and noise and Wen Shengjun are relatively low.
Preferably, the pawl pole is 8 pawl pawl poles, and the pawl pole, which is equipped with, slots, embedded between the pawl pole to be provided with 16 pieces
Magnet steel.
Preferably, it is provided with protective cover on the adjuster brush holder.Protective cover effectively avoids foreign matter from entering, and can play guarantor
The effect for protecting adjuster brush holder, extends its service life.
Preferably, the cover board, positive heat sink are radiating piece.Such as：Die casting aluminium.Rear cover is exactly dissipating for large area
Hot device, can be to shed the heat that rectifier diode generates in the short time, it is ensured that the low-temperature-rise of positive and negative rectifier diode extends hair
The service life of motor, while power consumption can be reduced, improve generator efficiency output.
Preferably, the adjusting sleeve is screw-type adjusting sleeve.A nut of engine can be reduced, generator is improved and exists
Efficiency of assembling on engine.
Preferably, the belt pulley is OAP belt pulleys.Entitled generator overrunning belt pulley, OAP can allow OAP belt pulleys entirely
Automobilism is more steady, and noise is substantially reduced, and generator service efficiency greatly improves, and reduces oil consumption.
Preferably, the field frame assembly is fixedly connected with the protecgulum and rear cover by trip bolt respectively.
Preferably, it is provided with fore bearing on the protecgulum, is covered after described and is provided with rear bearing, and the belt pulley,
Rotation axis, fore bearing are fixedly connected with rear bearing by attaching nut.
A kind of efficiently mute vehicle alternator advantageous effect of the utility model is：Delivery efficiency improvement effect is bright
Aobvious, service life is long, reduces the noise of generator, improves the comfort of automobile.
Description of the drawings
Fig. 1 is the assembly structure figure of the vehicle alternator of the utility model one embodiment；
Fig. 2 is the detonation configuration figure of the utility model one embodiment；
Fig. 3 is the field frame assembly structure chart of the utility model one embodiment；
Fig. 4 is the rotor assembly structure chart of the utility model one embodiment；
Fig. 5 is the rear cover structure figure of the utility model one embodiment；
Fig. 6 is the circuit diagram of the utility model one embodiment.
In figure：1, protecgulum, 11, belt pulley, 12, fore bearing, 2, field frame assembly, 21, trip bolt, 22, stator core, 3,
Rotor assembly, 31, rotation axis, 32, swivel, 33, collector ring, 34, blower device, 35, pawl pole, 4, rear cover, 41, cover board, 42, just
Heat sink, 43, confluence bridge, 44, positive rectifier diode, 45, negative and positive rectifier diode, 46, rear bearing, 5, adjuster brush holder, 51,
Protective cover, 6, adjusting sleeve.
Specific implementation mode
The utility model is described further with reference to the accompanying drawings and examples.
The purpose of this utility model is that being directed to deficiency of the prior art, a kind of delivery efficiency improvement effect is provided
Obviously, service life is long, and operating cost is low, and reliability and stability is high, reduces the noise of generator, improves relaxing for automobile
The efficient mute vehicle alternator of adaptive.
Embodiment one：As shown in Figures 1 to 6, only one of the utility model embodiment：A kind of efficiently mute vehicle
With alternating current generator, including protecgulum 1, field frame assembly 2, rotor assembly 3 and rear cover 4, it is provided with belt pulley on the protecgulum 1,11
Total 3 one-tenth of the rotor is at least part of to be located in the field frame assembly 2, and the rotor assembly 3 includes rotation axis 31 and rotation
The swivel 32 being connected in the rotation axis 31, the rear cover 4 include cover board 41, positive heat sink 42, confluence bridge 43, are set to institute
It states the positive rectifier diode 44 on positive heat sink 42 and is set to negative and positive rectifier diode 45 on the cover board 41, the positive heat dissipation
Plate 42 by converge bridge 43 connect with the cover board 41, it is described converge bridge 43 each tie point be respectively connected with one group described in it is just whole
Diode 44 and negative and positive rectifier diode 45 are flowed, adjuster brush holder 5 and adjusting sleeve 6 are fixedly installed on the rear cover 4.
It is noted herein that the quantity of the positive rectifier diode 44 and negative and positive rectifier diode 45 is five,
The confluence bridge 43 is five phases confluence bridge.A kind of efficiently mute vehicle alternator of the utility model is a kind of efficiently mute
Five phase vehicle alternators.
It is and rear in fact, the positive rectifier diode 44 and negative and positive rectifier diode 45 use 5 phase coil pentagon connections
4 matching connection 5 of lid is to positive and negative rectifier diode.Such connection type can effectively promote generator delivery efficiency.
In addition, the cover board 41, positive heat sink 42 are radiating piece.Such as：Die casting aluminium.
Generally speaking, rear cover 4 includes cover board 41, the positive rectifier diode 44 of positive heat sink 42,5 and 5 two poles of negative rectifier
Pipe 45, positive heat sink 42 are insulated and are fastenedly connected with cover board 41 by the bridge 43 that converges, and positive heat sink 42 is die casting aluminium sheet, by adopting
With large area die casting aluminium sheet, the radiating efficiency of positive heat sink 42 can be improved, positive rectifier diode 44 is fitted in just by annular knurl
On heat sink 42, negative rectifier diode 45 is fitted in by annular knurl on cover board 41, is designed with around positive rectifier diode 44 scattered
Hot hole increase heat dissipation area, another aspect rear cover 4 is exactly the radiator of a large area, can in the short time by rectifier diode
The heat of generation sheds, it is ensured that the low-temperature-rise of positive and negative rectifier diode extends the service life of generator, while can reduce power
Consumption improves generator efficiency output.
Embodiment two：As shown in Figures 1 to 6, only one of the utility model embodiment：
In order to improve delivery efficiency, prolong the service life, in a kind of efficiently mute automobile-used alternative electric generation of the utility model
There is following design on machine：
It is that the quantity of the slot of the stator core 22 is 50 to 110 first.
In fact, the quantity of the slot of the stator core 22 is 80.Harmonic wave breadth coefficient can be reduced, avoid stator with
Rotor frequency resonates, and reduces electromagnetic noise；Stator outer diameter φ 143 can reduce volume under the premise of ensureing height output；
The stator of same outer diameter, 80 slot stators are higher by 30% or more than the output of 36 slot stators.
Then, the belt pulley 11 is OAP belt pulleys.Entitled generator overrunning belt pulley, OAP possess OAP belt pulleys entirely
It is attached can to effectively reduce the front end when engine urgency acceleration or deceleration while allowing the race of engine for one-way clutch function
What part system generated screams, while belt operating, OAP can also be kept automobile to be allowed to transport when engine misses or gearbox switch
Row is more steady, and noise is substantially reduced, and generator service efficiency greatly improves, and reduces oil consumption.
Subsequently, it is provided with protective cover 51 on the adjuster brush holder 5.Protective cover 51 effectively avoids foreign matter from entering, can be with
Play the role of protecting adjuster brush holder 5, extends its service life.
In addition, the adjusting sleeve 6 is screw-type adjusting sleeve.A nut of engine can be reduced, generator is improved and exists
Efficiency of assembling on engine.
Embodiment three：As shown in Figure 2,4, only one of the utility model embodiment：
Rotor assembly 3 in the utility model is not only rotation section, can also be that 2 part of field frame assembly is aerated, into
Row cooling and noise reduction.
In this design, collector ring 33 and the air blast for drying to the stator core 22 are provided on the swivel 32
Device 34.
It is that the blower device 34 includes at least two layers of fan, and is provided on the swivel 43 for fixing first
State the pawl pole 35 of blower device 34.During generator operation, the front and back fan on rotor is direct to generator stator end
Blowing, hydro-generator ventilation performance is good, and noise and Wen Shengjun are relatively low.
Subsequently, the pawl pole 35 is 8 pawl pawl poles, and the pawl pole 35, which is equipped with, slots, embedded setting between the pawl pole 35
There are 16 blocks of magnet steel.
It should be noted that the rear cover 4, adjuster brush holder 5 and the connection of collector ring 33 just form a seal chamber.Have
Effect prevents the entrance of dust, oil, water, extends generator service life.
Example IV：As shown in Figures 1 to 6, only one of the utility model embodiment, the utility model other
Structure and design are as follows：
In above-mentioned equipment, it is provided with fore bearing 12 on the protecgulum 1, rear bearing 46, and institute are provided on the rear cover 4
Belt pulley 11, rotation axis 31, fore bearing 12 is stated to be fixedly connected by attaching nut with rear bearing 46.
First, protecgulum 1, field frame assembly 2 and rear cover 3 are fixedly connected by trip bolt 21,
Then, belt pulley 11, rotation axis 31, the rear bearing 46 on protecgulum on 1 fore bearing 12 and rear cover 4 are coaxially to connect
It connects.
It is the more common structure of existing generator above.Unlike the utility model：
The positive rectifier diode 44 and negative and positive rectifier diode 45 use 5 phase coil pentagon connections, with rear cover 4 and
43 matching connection 5 of bridge converge to positive and negative rectifier diode.
Rear cover 4 is by the fixed cover board 41 of the setting insulation of bridge 43 and the positive heat sink 42 of converging, in cover board 41 and positive heat sink
42 are respectively set negative rectifier diode 45 and positive rectifier diode 44, reinforce heat dissipation and improve power.
Moreover, being provided with ventilation hole around the positive rectifier diode 44 and negative rectifier diode 45.It can increase scattered
Hot area.
Field frame assembly 2 uses stator core 22, amplification generator efficiency.
The setting blower device 34 of rotor assembly 3 is divided into two layers and dries to 22 direction of stator core, to the end of field frame assembly
Portion cools down.
And the collector ring 33 on rotor assembly 3 plays the role of protection and isolation.
The adjuster brush holder 5 and adjusting sleeve 6 of setting are even more the reliability and stability height that can reinforce generator, and extension makes
Use the service life.
Embodiment five：As shown in fig. 6, only one of the utility model embodiment：In order to facilitate understanding this practicality
A kind of overall effect of novel efficiently mute vehicle alternator, according to circuit diagram, displaying the utility model is a kind of efficiently
The performance parameter of mute vehicle alternator is as follows：
1）, rated output：14V 240A；
2）, operating ambient temperature：- 40 DEG C~105 DEG C, relative humidity：≤ 90%；
3）, use the range of speeds：(1000~12000) r/min；
4）, instantaneous maximum speed：18000r/min；
5）, zero amp frequency：1200r/min；
6）, generator in 25 ± 3 DEG C of environment temperature, 13.5 ± 0.1V of test voltage, working performance is as follows：Rotating speed
1800r/min, output current：133A；Rotating speed 2000r/min, output current：160A；Rotating speed 6000r/min, output current：
237A；
7）, VDA efficiency：72%；
8）, adjuster common multifunctional adjuster or LIN adjusters can be selected；
9）, noise：3000r/min：Less than 70dB, 6000r/min：Less than 85dB.
A kind of efficiently mute vehicle alternator delivery efficiency improvement effect of the utility model is apparent, service life
Long, operating cost is low, and reliability and stability is high, reduces the noise of generator, improves the comfort of automobile.
The utility model is not limited to above-mentioned specific embodiment, and various modifications and changes may be made to the present invention.
Every foundation the technical essence of the utility model, should all to embodiment of above any modification, equivalent replacement, improvement and so on
Included in the scope of protection of the utility model.
Claims (10)
1. a kind of efficiently mute vehicle alternator, including protecgulum（1）, field frame assembly（2）, rotor assembly（3）And rear cover
（4）, it is characterised in that：The protecgulum（1）On be provided with belt pulley（11）, the rotor assembly（3）It is at least part of to be located at
The field frame assembly（2）It is interior, the rotor assembly（3）Including rotation axis（31）Be rotationally connected with the rotation axis（31）On
Swivel（32）, the rear cover（4）Including cover board（41）, positive heat sink（42）, confluence bridge（43）, be set to the positive heat sink
（42）On positive rectifier diode（44）Be set to the cover board（41）Upper negative and positive rectifier diode（45）, the positive heat sink
（42）Pass through the bridge that converges（43）With the cover board（41）Connection, the confluence bridge（43）Each tie point be respectively connected with one group of institute
State positive rectifier diode（44）With negative and positive rectifier diode（45）, the rear cover（4）On be fixedly installed adjuster brush holder（5）With
Adjusting sleeve（6）.
2. a kind of efficiently mute vehicle alternator according to claim 1, it is characterised in that：The positive rectification two
Pole pipe（44）With negative and positive rectifier diode（45）Quantity be five, the confluence bridge（43）For five phases confluence bridge.
3. a kind of efficiently mute vehicle alternator according to claim 1, it is characterised in that：The field frame assembly
（2）It is provided with stator core（22）, the stator core（22）Slot quantity be 50 to 110.
4. a kind of efficiently mute vehicle alternator according to claim 3, it is characterised in that：The swivel（32）
On be provided with collector ring（33）With for the stator core（22）The blower device of blowing（34）.
5. a kind of efficiently mute vehicle alternator according to claim 4, it is characterised in that：The rear cover（4）、
Adjuster brush holder（5）And collector ring（33）Connection just forms a seal chamber.
6. a kind of efficiently mute vehicle alternator according to claim 5, it is characterised in that：The blower device
（34）Including at least two layers of fan, and the swivel（32）On be provided with for fixing the blower device（34）Pawl pole
（35）.
7. a kind of efficiently mute vehicle alternator according to claim 6, it is characterised in that：The pawl pole（35）
For 8 pawl pawl poles, the pawl pole（35）Equipped with fluting, the pawl pole（35）Between insertion be provided with 16 blocks of magnet steel.
8. a kind of efficiently mute vehicle alternator according to claim 1, it is characterised in that：The adjuster brush
Frame（5）On be provided with protective cover（51）.
9. a kind of efficiently mute vehicle alternator according to claim 1, it is characterised in that：The belt pulley
（11）For OAP belt pulleys.
10. a kind of efficiently mute vehicle alternator according to claim 9, it is characterised in that：The stator is total
At（2）Respectively with the protecgulum（1）And rear cover（4）Pass through trip bolt（21）It is fixedly connected, the protecgulum（1）On be provided with
Fore bearing（12）, the rear cover（4）On be provided with rear bearing（46）, and the belt pulley（11）, rotation axis（31）, fore bearing
（12）With rear bearing（46）It is fixedly connected by attaching nut.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721743402.6U CN207612148U (en) | 2017-12-14 | 2017-12-14 | A kind of efficiently mute vehicle alternator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721743402.6U CN207612148U (en) | 2017-12-14 | 2017-12-14 | A kind of efficiently mute vehicle alternator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207612148U true CN207612148U (en) | 2018-07-13 |
Family
ID=62798899
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721743402.6U Active CN207612148U (en) | 2017-12-14 | 2017-12-14 | A kind of efficiently mute vehicle alternator |
Country Status (1)
| Country | Link |
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| CN (1) | CN207612148U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110247502A (en) * | 2019-07-09 | 2019-09-17 | 浙江冯联汽车电机有限公司 | A kind of low noise heat dissipation type high AC generator for vehicle |
| CN111271217A (en) * | 2020-04-04 | 2020-06-12 | 赵学清 | Device for generating power by using return oil pressure of hydraulic system |
-
2017
- 2017-12-14 CN CN201721743402.6U patent/CN207612148U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110247502A (en) * | 2019-07-09 | 2019-09-17 | 浙江冯联汽车电机有限公司 | A kind of low noise heat dissipation type high AC generator for vehicle |
| CN111271217A (en) * | 2020-04-04 | 2020-06-12 | 赵学清 | Device for generating power by using return oil pressure of hydraulic system |
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