CN203151319U - Rectifier bridge for alternating-current generator of passenger car - Google Patents
Rectifier bridge for alternating-current generator of passenger car Download PDFInfo
- Publication number
- CN203151319U CN203151319U CN2013201308218U CN201320130821U CN203151319U CN 203151319 U CN203151319 U CN 203151319U CN 2013201308218 U CN2013201308218 U CN 2013201308218U CN 201320130821 U CN201320130821 U CN 201320130821U CN 203151319 U CN203151319 U CN 203151319U
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- bridge
- rectifier
- positive
- rectifier diode
- confluxes
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Abstract
The utility model discloses a rectifier bridge for an alternating-current generator of a passenger car. The rectifier bridge comprises a rear cover, a heat radiation plate and a bus bridge which are arranged on the rear cover, and a rectifier diode assembly formed by a plurality of positive rectifier diodes and a plurality of negative rectifier diodes, wherein the heat radiation plate and the bus bridge are connected with the rear cover by connecting pieces, the positive rectifier diodes are arranged on the positive heat radiation plate, the negative rectifier diodes are embedded in the rear cover, the positive rectifier diodes are connected in parallel, the negative rectifier diodes are connected in parallel, and the bus bridge is connected with a motor stator lead wire by a plurality of connecting pieces. The beneficial effects of the utility model are that, the area of the heat radiation plate is increased, such that the heat radiation effect is improved; the positive rectifier diodes work in parallel, and the negative rectifier diodes work in parallel, solving the problem that a single diode cannot meet the requirement of use; besides, the assembly technology of the generator is simplified, improving the reliability and prolonging the service life of the generator.
Description
Technical field
The utility model relates to a kind of generator parts, especially a kind of rectifier bridge for the passenger vehicle alternating current generator.
Background technology
Rectifier bridge plays AC rectification to galvanic effect in alternating current generator, each three of positive and negative rectifier diodes are generally arranged in the rectifier bridge, positive and negative rectifier diode is separately fixed on the positive and negative heating panel, by heating panel diode is dispelled the heat, and the diode on the existing alternating current generator rectifier bridge generally all is to be welded on the heating panel, be not easy diode radiating, and single diode can't satisfy instructions for use when passenger vehicle uses the electrical appliance of big electric current.And if the heat that rectifier bridge at work can not be in time produces diode distribute and surpass the operation parameter of diode, the useful life that can shorten diode with make the diode scaling loss, finally cause the generator cisco unity malfunction and damage.
Summary of the invention
The utility model is in order to solve defective and the deficiency that above-mentioned prior art exists, a kind of simple in structure, good heat dissipation effect is provided, satisfy the use of ever-increasing passenger vehicle electrical equipment, can also improve the rectifier bridge that is used for the passenger vehicle alternating current generator of generator functional reliability, useful life and assembly technology simultaneously.
The technical solution of the utility model: a kind of rectifier bridge for the passenger vehicle alternating current generator, comprise bonnet, be arranged on the heating panel on the bonnet and the bridge that confluxes, the rectifier diode assembly of being formed by several positive rectifier diodes and several negative rectifier diodes, described heating panel, the bridge that confluxes is connected with bonnet by connector, described positive rectifier diode is arranged on the heating panel, described negative rectifier diode is embedded in bonnet, described positive rectifier diode is connected in parallel, described negative rectifier diode is connected in parallel, and the described bridge that confluxes is connected with the generator unit stator lead-in wire by several braces.
Preferably, the quantity of described positive rectifier diode is six, and the quantity of described negative rectifier diode is six, is equipped with some louvres around each positive rectifier diode.
Preferably, the described bridge that confluxes is provided with working of plastics and metal insert, and described brace injection moulding is in the working of plastics of the bridge that confluxes, and the quantity of brace is three.
Preferably, pressure welding has W bolt 9 on the metal insert of the described bridge that confluxes, and roll extrusion has the B+ bolt in the described heating panel, and roll extrusion has the E bolt in the described bonnet.
Heating panel adopts the die casting aluminium material, strengthen the area of heating panel, three align rectifier diode is assemblied in the heating panel, dispels the heat by the large tracts of land of louvre and plate, three pairs of negative rectifier diodes directly are pressed in the bonnet of die casting aluminium material, and directly the mode with conduction improves radiating effect.
Heating panel of the present utility model adopts the die casting aluminium material, has strengthened the area of heating panel, increases the heat radiation through hole around the rectifier diode, and negative diode directly is pressed in the bonnet, directly with the mode of conduction, has all improved radiating effect; Positive rectifier diode parallel operation, negative rectifier diode parallel operation has solved the problem that single diode can't satisfy instructions for use; Also simplify the assembly technology of generator simultaneously, improved reliability and the useful life of generator.
Description of drawings
Fig. 1 is explosive view of the present utility model;
Fig. 2 is structural representation of the present utility model.
1. bonnets among the figure, 2. heating panel, the bridge that 3. confluxes, 4. connector, 5. positive rectifier diode, 6. negative rectifier diode, 7. louvre, 8. brace, 9. W bolt, 10. B+ bolt, 11.E bolt.
Embodiment
Below in conjunction with accompanying drawing the utility model is described in further detail, but is not restriction to the utility model protection range.
As illustrated in fig. 1 and 2, a kind of rectifier bridge for the passenger vehicle alternating current generator, comprise bonnet 1, be arranged on heating panel 2 on the bonnet 1, be arranged on the bridge 3 that confluxes on the bonnet 1, by six positive rectifier diodes 5 that are connected in parallel and six rectifier diode assemblies that the negative rectifier diode 6 that is connected in parallel is formed, heating panel 2 is connected with bonnet 1 by connector 4 with the bridge 3 that confluxes, positive rectifier diode 5 is arranged on the heating panel 2, and negative rectifier diode 6 is embedded in bonnet 1.Be equipped with some louvres 7 around each positive rectifier diode 5.The bridge 3 that confluxes is provided with working of plastics and metal insert, and the bridge 3 that confluxes is connected with the generator unit stator lead-in wire by three braces 8.Brace 8 injection mouldings are in the working of plastics of the bridge 3 that confluxes, and pressure welding has W bolt 9 on the metal insert of the bridge 3 that confluxes, and roll extrusion has B+ bolt 10 in the heating panel, and roll extrusion has E bolt 11 in the bonnet.
Heating panel of the present utility model adopts the die casting aluminium material, has strengthened the area of heating panel, increases the heat radiation through hole around the positive rectifier diode, and negative diode directly is pressed in the bonnet, directly with the mode of conduction, has all improved radiating effect; Positive rectifier diode parallel operation, negative rectifier diode parallel operation has solved the problem that single diode can't satisfy instructions for use; Also simplify the assembly technology of generator simultaneously, improved reliability and the useful life of generator.
Claims (4)
1. rectifier bridge that is used for the passenger vehicle alternating current generator, the rectifier diode assembly that comprises bonnet, is arranged on the heating panel on the bonnet and the bridge that confluxes, formed by several positive rectifier diodes and several negative rectifier diodes, it is characterized in that: described heating panel, the bridge that confluxes are connected with bonnet by connector, described positive rectifier diode is arranged on the heating panel, described negative rectifier diode is embedded in bonnet, described positive rectifier diode is connected in parallel, described negative rectifier diode is connected in parallel, and the described bridge that confluxes is connected with the generator unit stator lead-in wire by several braces.
2. the rectifier bridge for the passenger vehicle alternating current generator according to claim 1, it is characterized in that: the quantity of described positive rectifier diode is six, the quantity of described negative rectifier diode is six, is equipped with some louvres around each positive rectifier diode.
3. the rectifier bridge for the passenger vehicle alternating current generator according to claim 1, it is characterized in that: the described bridge that confluxes is provided with working of plastics and metal insert, and described brace injection moulding is in the working of plastics of the bridge that confluxes, and the quantity of brace is three.
4. the rectifier bridge for the passenger vehicle alternating current generator according to claim 3, it is characterized in that: pressure welding has the W bolt on the metal insert of the described bridge that confluxes, and roll extrusion has the B+ bolt in the described heating panel, and roll extrusion has the E bolt in the described bonnet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013201308218U CN203151319U (en) | 2013-03-21 | 2013-03-21 | Rectifier bridge for alternating-current generator of passenger car |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013201308218U CN203151319U (en) | 2013-03-21 | 2013-03-21 | Rectifier bridge for alternating-current generator of passenger car |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203151319U true CN203151319U (en) | 2013-08-21 |
Family
ID=48978813
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013201308218U Expired - Lifetime CN203151319U (en) | 2013-03-21 | 2013-03-21 | Rectifier bridge for alternating-current generator of passenger car |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203151319U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113141086A (en) * | 2021-03-17 | 2021-07-20 | 顺科智连技术股份有限公司 | Electric connection structure for electric automobile motor |
-
2013
- 2013-03-21 CN CN2013201308218U patent/CN203151319U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113141086A (en) * | 2021-03-17 | 2021-07-20 | 顺科智连技术股份有限公司 | Electric connection structure for electric automobile motor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130821 |
|
| CX01 | Expiry of patent term |