CN202080215U - Brush carrier assembly of voltage regulator - Google Patents
Brush carrier assembly of voltage regulator Download PDFInfo
- Publication number
- CN202080215U CN202080215U CN2011200884220U CN201120088422U CN202080215U CN 202080215 U CN202080215 U CN 202080215U CN 2011200884220 U CN2011200884220 U CN 2011200884220U CN 201120088422 U CN201120088422 U CN 201120088422U CN 202080215 U CN202080215 U CN 202080215U
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- Prior art keywords
- brush holder
- voltage regulator
- layer
- port
- chip
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Abstract
The utility model discloses a brush carrier assembly of a voltage regulator. A chip of the voltage regulator is connected with a peripheral circuit by a plurality of layers of circuits; brush carriers of the voltage regulator are integrated by injection molding.
Description
Technical field
The utility model relates to a kind of automobile current generator technical field, refers to a kind of voltage regulator brush holder assembly especially.
Background technology
At present, adopt of automobile current generator voltage regulator brush holder assembly combines in semiconductor devices on the substrate more, or be aided with thick film circuit, and producing monolithic integrated circuit voltage or thick film integrated circuit regulating control (chip), chip pin is connected chip by welding manner with brush holder.As shown in Figure 1, Fig. 1 is the integral structure scheme drawing of the voltage regulator brush holder assembly that generally uses in the prior art.This voltage regulator comprises chip 130 and pin 131.This chip 140 is integrated circuit of radiating shell packing forms, this chip is positioned on the brush holder abreast, the pin 131 of its chip 140 vertically protrudes on this voltage regulator radiating shell, is connected with signal circuit with the power circuit of brush holder respectively by this pin 131.Chip 130 housings are fixed by the mode and the brush holder 110 of machinery or welding, in brush holder 110 internal placement number of metal circuit sheet 120 are arranged, and chip 130 is connected with the brush holder external circuit by metallic circuit sheet 120, realize electric function.
Above-mentioned voltage regulator brush holder assembly structure characteristics are to adopt the chip of special package, are about to nude film and are encapsulated in the interior integrated circuit of radiating shell, and its manufacturing cost height, and application adaptability is poor.Because the structure kind variation of existing automobile current generator, to the variety of voltage regulator brush holder assembly demand, making the design of voltage regulator brush holder assembly use has a lot of limitation.
The utility model content
The purpose of this utility model is to overcome the defective that exists in the prior art, and a kind of multilayer line bonded assembly voltage regulator brush holder assembly that has is provided, and this voltage regulator brush holder assembly applicability is strong.
The utility model discloses a kind of brush holder assembly of voltage regulator, and the chip of this voltage regulator is connected by multilayer line with peripheral circuit, and the brush holder of this voltage regulator is injected into one.
Further, this multilayer line comprises signals layer and power layer, and this power layer comprises horsepower input layer and horsepower input layer.
Further, the horsepower input layer is connected with the B+ port of this peripheral circuit, this signals layer is connected with the P port with L port, the DFM port of this peripheral circuit, the power output layer is connected with the F+ port of this peripheral circuit, and this horsepower input layer, signals layer and power output layer all are connected with the GND port of this peripheral circuit.
Further, this signals layer is between this horsepower input layer and power output layer.
Further, the power circuit formed by sheetmetal of this horsepower input layer and power output layer; The signal circuit that this signals layer is made up of printed circuit board (PCB).
Further, on this printed circuit board (PCB) opening is set, is used to place the pin of this horsepower input layer and power output layer.
Further, this voltage regulator has two radiating gills, and one of them radiating gill is positioned at the outside of this horsepower input layer, and another radiating gill is positioned at the outside of this chip.
Further, the bottom and the brush holder of radiating gill that is positioned at the outside of this horsepower input layer is injected into one.
Further, be positioned at the outside radiating gill of this chip by being fixed on this brush holder.
Further, the outside radiating gill that is positioned at this chip is riveted on this brush holder.
Compared with prior art, the disclosed voltage regulator brush holder of the utility model assembly can effectively be connected the chip pin of the bivariate distribution on plane with the three-dimensional generator circuit that distributes.The chip that the utility model adopted is the generic encapsulation form, and is cheap for manufacturing cost in batches, and utilizes this chip to adjust arbitrarily this brush holder and the design of voltage regulator assembly, therefore is applicable to and large-scale mass production reduces total manufacturing cost.Adopt technical scheme provided by the utility model, can realize customization.
Description of drawings
Can describe in detail and appended graphic being further understood by following utility model about advantage of the present utility model and spirit.
Fig. 1 is the structural representation of voltage regulator brush holder assembly in the prior art;
Fig. 2 is the structural representation of the related voltage regulator brush holder assembly of the utility model;
Fig. 3 is the part B-B generalized section of the related voltage regulator brush holder assembly of the utility model;
Fig. 4 is the A-A generalized section of the related voltage regulator brush holder assembly of the utility model;
Fig. 5 is the local amplification view of the multilayer line of the related voltage regulator brush holder assembly of the utility model;
Fig. 6 is the exploded perspective view of the related specific embodiment of the utility model.
The basic symbol explanation:
110 brush holders, 120 metallic circuit sheets
131 pins, 130 chips
200 brush holder assemblies, 210 brush holders
221 horsepower input layers
End interface 221b input layer outer end interface in the 221a input layer
222 power output layers
End interface in the 222a output layer
222b output layer outer end interface
223 signals layers
End interface 223b signals layer outer end interface in the 223a signals layer
End interface in the 229 ground connection 229a ground connection
229b ground connection outer end interface
230 chips, 231 pins
End interface in 2
End interface upper end 244 grooves in 241
250 printed circuit board (PCB)s, 251 rectangular openings
262 heating panels, 261 heating panels
270 plastics fillings, 290 coupling planes
510 first surfaces, 520 second surfaces
The specific embodiment
Describe specific embodiment of the utility model in detail below in conjunction with accompanying drawing.
Voltage regulator brush holder assembly provided by the utility model comprises chip and brush holder.Its specific embodiment please refer to Fig. 2.This voltage regulator brush holder assembly comprises chip 230 and brush holder 210, and its chips 230 is fixed on the brush holder 210.This brush holder 210 comprises internal port, outside port and multilayer line, and wherein internal port 2 is meant the part that is connected of pin 231 with the multilayer line of chip 230, and outside port is meant the part that is connected of multilayer line and brush holder peripheral circuit outward.At length showed a plurality of outside ports among Fig. 2, comprised and B+ port (B+ port) bonded assembly outer end
221b, with L port (charging indicator light port), DFM port (electrical generator working state signal mouth), P port (phase coil signal port) the bonded assembly outer end 223b of peripheral circuit, with F+ port (the anodal port of the excitation source of electrical generator) the bonded assembly outer end 222b of peripheral circuit.As shown in Figure 2, said external port or be parallel to the XY plane or vertical XY plane is three-dimensional wrong attitude and distributes.
In the prior art, as shown in fig. 1, because what adopt is the chip of radiating shell packing forms, this chip 140 is positioned on the brush holder abreast, the pin 131 of its chip 140 vertically protrudes on this voltage regulator radiating shell, is connected with signal circuit with the power circuit of brush holder respectively by this pin 131.Chip 130 housings are fixed by the mode and the brush holder 110 of machinery or welding, in brush holder 110 internal placement number of metal circuit sheet 120 are arranged, and chip 130 is connected with the brush holder external circuit by metallic circuit sheet 120.In the utility model,, replace the chip of radiating shell packing forms with direct insertion chip in order to reduce the total cost of voltage regulator brush holder assembly.The difference of the chip of direct insertion chip and radiating shell packing forms is that direct insertion pin of chip is drawn from the one or more sides of packaged chip, is arranged in straight line, and promptly this direct insertion chip is the 2D floor plan.Because the pin 231 of this chip 230 is to distribute along plane and straight line, and the circuit of the miscellaneous part of electrical generator is the distribution of 3D solid, and the existence of inside and outside end interface intersects.Therefore be provided with clover leaf with different levels multilayer line in the present embodiment, the interior end interface 2 of this multilayer line can be coupled with the chip pin 231 of horizontal distribution, and the other end then can be connected with the outer end interface that solid distributes.This multilayer line comprises signals layer and power layer by the function branch, and wherein this signals layer is used to transmit weak electric signal, is connected with control circuit, and this power layer is used to transmit the forceful electric power signal, is connected with motor circuit.Power layer is further divided into horsepower input layer and power output layer again.Signals layer 223, horsepower input layer 221 and power output layer 222 lay respectively at different planes, the three does not spatially contact each other mutually, mutually insulated, but end interface 2 (promptly with chip bonded assembly one end) all is positioned on the plane 290 in it, and welds mutually with the pin 231 of chip 230 on this coupling surface 290.
Fig. 3 is the part B-B generalized section of the related voltage regulator brush holder assembly of the utility model, has elaborated the distribution situation of interior end interface in Fig. 3.As shown in Figure 3, the promptly interior end interface 2 of the part in the frame of broken lines among the figure.Should in end interface 2 comprise altogether with the interface of multilayer line and with the interface of ground terminal 290.Interior end interface 2 comprises successively: end interface 223a, ground connection inner port 229a, power output layer inner port 222a and power output layer inner port 221a in the signals layer.Above-mentioned inner port is by contacting with the upper and lower surface of chip pin 231 at the same time or separately, thereby realizes the coupling of multilayer line on a plane.
Fig. 4 is the A-A generalized section of the related voltage regulator brush holder assembly of the utility model, Fig. 5 is the local amplification view of the multilayer line of the related voltage regulator brush holder assembly of the utility model, can how to realize by the understood in detail multilayer line by Fig. 4 and Fig. 5.As shown in Figure 4, chip 230 is placed the inside with this voltage regulator brush holder assembly 200, and its pin 231 is parallel to horizontal surface.In the present embodiment, this coupling plane and signals layer 223 are in the same plane.The signals layer 223 of this voltage regulator brush holder assembly is made up of a PC board 250.According to the designing requirement of control circuit, be set in advance layer of metal film on the surface of this PC board 250, this metallic membrane has constituted signals layer 223.Simultaneously, this PC board 250 is provided with some through holes 251, and an end of power layer is fixed in one of them through hole 251.For the ease of installing and using, can be rectangle with this via design.Although therefore an end of signals layer, power layer is arranged in a crossed manner mutually, and connect in vertical peripheral circuit, the other end can be connected with the chip pin on plane.
In like manner, because a plurality of board openings are all in the same plane, horsepower input layer 221 can be connected in the same way with pin 231.
The printed circuit board (PCB) metallic membrane of signal port 233a and chip pin 231 direct contacts, metallic membrane is bigger than pin 231 areas, is convenient to welding.Signals layer 223 is to form on PC board 250, according to the designing requirement of control circuit, has been set in advance the layer of metal film circuit in the position of regulation on the surface of this PC board 250, and this metallic membrane constitutes signals layer 223.Usually, the control circuit of signals layer 223 is connected with P port 222b (phase signal port), DFM port (auxiliary port), the L port (charging indicator light port) of outer end interface 320.Printed circuit board (PCB) metallic membrane circuit from the interior end interface 223a of chip pin 231 welding, on printed circuit board (PCB), extend to the P port (phase signal port) of signals layer outer end interface 223b.Horsepower input layer 221 abuts against the no metallic membrane zone of printed circuit board (PCB).Simultaneously power output layer 222 is positioned at the another side of printed circuit board (PCB), and the mode and the metallic membrane region insulation of filling by injection moulding.Make metallic membrane signals layer 223 and other layers circuit keep insulation like this, be injected into one with whole brush holder 210 again.
This brush holder 210 is injected into one, and its top is a radiating gill 261, is positioned at the outside of horsepower input layer, and the bottom of radiating gill 261 and brush holder 210 are injected into one; The bottom of voltage regulator assembly is a radiating gill 262, is positioned at the outside of power output layer, is fixed on the brush holder 210 by interference fit.The chip 230 of voltage regulator is installed between radiating gill 261 and the radiating gill 262, and the printed circuit board (PCB) 250 of signals layer is injection-moulded in the brush holder 210.Like this, the chip 240 of voltage regulator is realized being connected with external circuit with the port in the ground terminal by power layer, signals layer.Simultaneously, voltage regulator chip 230 by the double-ply radiating mode, has increased the heat radiation payload space between radiating gill 261 and radiating gill 262.
Fig. 6 is the exploded perspective view of the related specific embodiment of the utility model.The voltage regulator assembly is formed horsepower input layer, sheetmetal 222 by radiating gill 261, brush holder 210, sheetmetal 221 successively and is formed signals layer 223 that the metallic membrane of power output layer, printed circuit board (PCB) 250 forms, ground terminal, chip 230 and radiating gill 262 that sheetmetal 229 is formed and cooperate and form.Wherein, printed circuit board (PCB) 250 has first surface 510 and second surface 520.Sheetmetal 221 is positioned at the first surface of printed circuit board (PCB) 250 more than 510 with sheetmetal 222.Wherein the pin of sheetmetal 221 penetrates first surface 510, and is connected with chip 230 at second surface 520.The pin of sheetmetal 222 penetrates printed circuit board (PCB) 250 from first surface 510, and is connected with chip 230 at second surface 520.Sheetmetal 229 is positioned at the second surface of printed circuit board (PCB) 250 below 520, and wherein the pin of sheetmetal 229 penetrates printed circuit board (PCB) 250 from second surface 520, also is connected with chip 230 by second surface 520.This shows, though horsepower input layer 221, power output layer 222, signals layer 223 completely cut off each other mutually in pin 231 couplings of a plane and chip 230.
Described in this specification sheets is preferred embodiment of the present utility model, and above embodiment is only in order to the explanation the technical solution of the utility model but not to restriction of the present utility model.All those skilled in the art comply with design of the present utility model by the available technical scheme of logical analysis, reasoning, or a limited experiment, all should be within scope of the present utility model.
Claims (10)
1. the brush holder assembly of a voltage regulator, the chip of described voltage regulator is connected by multilayer line with peripheral circuit, it is characterized in that: the brush holder of described voltage regulator is injected into one.
2. a voltage regulator brush holder assembly as claimed in claim 1 is characterized in that described multilayer line comprises signals layer and power layer, and described power layer comprises horsepower input layer and horsepower input layer.
3. voltage regulator brush holder assembly as claimed in claim 2, it is characterized in that, described horsepower input layer is connected with the B+ port of described peripheral circuit, described signals layer is connected with the P port with L port, the DFM port of described peripheral circuit, the power output layer is connected with the F+ port of described peripheral circuit, and all shared GND port of described horsepower input layer, signals layer and power output layer is formed the loop with described peripheral circuit and is connected.
4. a voltage regulator brush holder assembly as claimed in claim 2 is characterized in that described signals layer is between described horsepower input layer and power output layer.
5. a voltage regulator brush holder assembly as claimed in claim 1 is characterized in that the power circuit that described horsepower input layer and power output layer are made up of sheetmetal; The signal circuit that described signals layer is made up of printed circuit board (PCB).
6. a voltage regulator brush holder assembly as claimed in claim 5 is characterized in that, on the described printed circuit board (PCB) opening is set, and is used to place the pin of described horsepower input layer and power output layer.
7. a voltage regulator brush holder assembly as claimed in claim 1 is characterized in that described voltage regulator has two radiating gills, and wherein first radiating gill is positioned at the outside of described horsepower input layer, and second radiating gill is positioned at the outside of described chip.
8. a voltage regulator brush holder assembly as claimed in claim 7 is characterized in that the bottom of described first radiating gill and described brush holder are injected into one.
9. a voltage regulator brush holder assembly as claimed in claim 7 is characterized in that described second radiating gill is by being mechanically anchored on the described brush holder.
10. a voltage regulator brush holder assembly as claimed in claim 7 is characterized in that described second radiating gill is riveted on the described brush holder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200884220U CN202080215U (en) | 2011-03-30 | 2011-03-30 | Brush carrier assembly of voltage regulator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200884220U CN202080215U (en) | 2011-03-30 | 2011-03-30 | Brush carrier assembly of voltage regulator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202080215U true CN202080215U (en) | 2011-12-21 |
Family
ID=45340862
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011200884220U Expired - Fee Related CN202080215U (en) | 2011-03-30 | 2011-03-30 | Brush carrier assembly of voltage regulator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202080215U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102185411A (en) * | 2011-03-30 | 2011-09-14 | 上海法雷奥汽车电器系统有限公司 | Brush yoke assembly of voltage regulator |
| WO2012129959A1 (en) * | 2011-03-30 | 2012-10-04 | 上海法雷奥汽车电器系统有限公司 | Voltage regulator brush holder assembly |
| CN105576878A (en) * | 2015-12-17 | 2016-05-11 | 富阳多宝电子有限公司 | Automobile generator brush holder and manufacturing method thereof |
-
2011
- 2011-03-30 CN CN2011200884220U patent/CN202080215U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102185411A (en) * | 2011-03-30 | 2011-09-14 | 上海法雷奥汽车电器系统有限公司 | Brush yoke assembly of voltage regulator |
| WO2012129959A1 (en) * | 2011-03-30 | 2012-10-04 | 上海法雷奥汽车电器系统有限公司 | Voltage regulator brush holder assembly |
| CN102185411B (en) * | 2011-03-30 | 2014-10-15 | 上海法雷奥汽车电器系统有限公司 | Brush yoke assembly of voltage regulator |
| CN105576878A (en) * | 2015-12-17 | 2016-05-11 | 富阳多宝电子有限公司 | Automobile generator brush holder and manufacturing method thereof |
| CN105576878B (en) * | 2015-12-17 | 2018-01-02 | 杭州多宝电子有限公司 | Automobile current generator brush holder and preparation method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20111221 Termination date: 20160330 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |