CN206077151U - A kind of rearmounted brushless generator of exciter - Google Patents
A kind of rearmounted brushless generator of exciter Download PDFInfo
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- CN206077151U CN206077151U CN201620996412.XU CN201620996412U CN206077151U CN 206077151 U CN206077151 U CN 206077151U CN 201620996412 U CN201620996412 U CN 201620996412U CN 206077151 U CN206077151 U CN 206077151U
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- exciter
- rotor
- blind hole
- hole
- rearmounted
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- 230000005284 excitation Effects 0.000 claims description 10
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000005347 demagnetization Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
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Abstract
This utility model provides a kind of exciter rearmounted brushless generator, including exciter, bonnet and ventilator cowling, and exciter is arranged on the rear side of bonnet, and exciter is fixedly connected with bonnet, and ventilator cowling is installed in the rear side of electromotor, and covers exciter；Exciter includes exciter rotor, exciter stator, rotary rectifier bridge, the first wire and connector, exciter rotor is set in the inside of exciter stator, exciter rotor includes the mandrel for being arranged on exciter rotor central axis and being coaxial therewith to arrange, mandrel is connected by connector with the main shaft of generator amature, rotary rectifier bridge is arranged on the outside of exciter rotor, rotary rectifier bridge is connected with exciter rotor, and rotary rectifier bridge is connected with the rotor of electromotor by the first wire.Exciter is placed on into the rear portion of electromotor, the consumable accessorys such as the exciter rotor of exciter, exciter stator and rotary rectifier bridge are damaged to be needed to only need to unload the ventilator cowling of electromotor down when replacing just directly to change exciter or be keeped in repair, time cost is greatly reduced, the service efficiency of electromotor is improve.
Description
Technical field
This utility model is related to electrical generator fields, more particularly to a kind of rearmounted brushless generator of exciter.
Background technology
Exciter is built in traditional brushless generator the inside of electromotor, the exciter stator of exciter, exciter
With rotary rectifier bridge in the internal work of electromotor, exciter itself is particularly rotary rectifier bridge and is all belonging to rapid wear rotor
Part, needs to carry out regular replacing, and the inside for being built in electromotor causes very big difficulty to the maintenance replacing of exciter,
Time cost is also higher, leverages the work efficiency of electromotor.
The content of the invention
For this reason, it may be necessary to provide a kind of exciter rearmounted brushless generator, solve the problems, such as that exciter repair and replacement are difficult.
What this utility model was realized in：A kind of rearmounted brushless generator of exciter, including exciter, bonnet and ventilation
Cover, the exciter are arranged on the rear side of bonnet, and exciter is fixedly connected with bonnet, after the ventilator cowling is installed in electromotor
Side, and cover exciter；
The exciter includes exciter rotor, exciter stator, rotary rectifier bridge, the first wire and connector, institute
The inside that exciter rotor is set in exciter stator is stated, the exciter rotor includes being arranged on exciter rotor central axis
The mandrel for arranging is gone up and is coaxial therewith, the mandrel is connected by connector with the main shaft of generator amature, the rotation is whole
Stream bridge is arranged on the outside of exciter rotor, and rotary rectifier bridge is connected with exciter rotor, and rotary rectifier bridge passes through the first wire
It is connected with the rotor of electromotor.
Further, the rear-end of spindle of the generator amature offers the first blind hole, first blind hole and electromotor
The main shaft of rotor is coaxially disposed, and the anchor ring of the main shaft of generator amature offers the second blind hole of vertical centre axis, and described
One blind hole is connected with the second blind hole.
Further, first through hole is offered at the mandrel central axis.
Further, first wire through first through hole, the first blind hole be connected with the second blind hole rotary rectifier bridge with
Generator amature.
Further, the mandrel is further opened with the second through hole and third through-hole, second through hole and third through-hole
The centerline axis parallel of axially bored line and mandrel.
Further, the rear-end of spindle face of the generator amature offers the 3rd blind hole and the 4th blind hole, and the described 3rd
Blind hole is parallel with the central axis of the main shaft of generator amature with the axially bored line of the 4th blind hole, the 3rd blind hole, the 4th blind hole point
It is not correspondingly arranged with the second through hole, third through-hole.
Further, the connector is soket head cap screw.
Further, rotary rectifier bridge is with bolts with exciter rotor.
Further, card groove-like structure outwardly is provided with the outside of the bonnet.
Further, the electromotor also includes the excitation unit for being installed in electromotor top, excitation unit and exciter
Connected by the first wire between stator.
This utility model has the advantage that：Exciter is placed on into the rear portion of electromotor, the exciter rotor of exciter,
The consumable accessory such as exciter stator and rotary rectifier bridge is damaged to be needed to only need to the ventilator cowling of electromotor when replacing
Unload down and just directly exciter can be changed or keeped in repair, greatly reduce time cost, improve making for electromotor
Use efficiency.
Description of the drawings
Part sectioned views of the Fig. 1 for a kind of rearmounted brushless generator side-looking of exciter of this utility model；
Fig. 2 is the enlarged diagram at A in Fig. 1.
Description of reference numerals：
1st, exciter；
11st, exciter rotor；
12nd, exciter stator；
13rd, rotary rectifier bridge；
14th, the first wire；
15th, connector；
151st, the first connector；
152nd, the second connector；
16th, mandrel；
161st, first through hole；
162nd, the second through hole；
163rd, third through-hole；
17th, connector；
2nd, bonnet；
3rd, ventilator cowling；
4th, generator amature；
41st, the main shaft of generator amature；
411st, the first blind hole；
412nd, the second blind hole；
413rd, the 3rd blind hole；
414th, the 4th blind hole；
5th, excitation unit；
6th, the second wire.
Specific embodiment
By describing technology contents of the present utility model, structural features in detail, realizing purpose and effect, below in conjunction with enforcement
Mode simultaneously coordinates accompanying drawing to be explained in detail.
Refer to Fig. 1 and Fig. 2, this utility model provides a kind of exciter rearmounted brushless generator, including exciter 1, after
Lid 2 and ventilator cowling 3, the exciter 1 are arranged on the rear side of bonnet 2, and exciter 1 is fixedly connected with bonnet 2, the ventilator cowling 3
The rear side of electromotor is installed in, and covers exciter 1；
The exciter includes exciter rotor 11, exciter stator 12, rotary rectifier bridge 13, the first wire 14 and connects
Fitting 15, the exciter rotor 11 are set in the inside of exciter stator 12, and the exciter rotor 11 includes being arranged on encourages
On 11 central axis of magnetomechanical rotor and the mandrel 16 for arranging is coaxial therewith, the mandrel 16 passed through with the main shaft 41 of generator amature
Connector 17 is connected, and the rotary rectifier bridge 13 is arranged on the outside of exciter rotor 11, rotary rectifier bridge 13 and exciter
Rotor 11 connects, and rotary rectifier bridge 13 is connected with generator amature 4 by the first wire 14.
In the present embodiment, 2 structure of bonnet of traditional built-in brushless generator of exciter is modified, in bonnet
Outside arranges the structure outwardly of draw-in groove shape, and the exciter 1 is arranged on the rear side of bonnet, can set the card of exciter 1
In this structure, it is installed in the ventilator cowling 3 on rear side of electromotor and will covers exciter 1, in the present embodiment, in order to allow ventilator cowling
3 are preferably coordinated with motor case, and the upper and lower side of bonnet is arranged to chamfering structure, and this structure can effectively improve ventilator cowling
3 installation effectiveness.
Exciter includes exciter rotor 11, exciter stator 12, rotary rectifier bridge 13, the first wire 14 and connector
15, the exciter rotor 11 is set in the inside of exciter stator 12, deposits between exciter rotor 11 and exciter stator 12
In air gap, exciter rotor 11 also includes being set in the mandrel 16 inside exciter rotor 11, and the mandrel 16 is turned with exciter
Son 11 is coaxially disposed, and after mandrel 16 penetrates 11 central shaft hole of exciter rotor, the shaft shoulder of mandrel 16 is fastened on exciter rotor 11
Outside.
Central shaft hole prominent bonnet 2 of the main shaft 41 of the generator amature through bonnet 2, mandrel 16 turn from exciter
Sub 11 central shaft holes are contacted with the main shaft 41 of generator amature after penetrating, what the main shaft 41 of generator amature was contacted with mandrel 16
One end is provided with step, and mandrel is provided with recessed with what the step was adapted with one end that the main shaft 41 of generator amature contacts
Groove.
The rear-end of spindle of the generator amature offers the first blind hole 411, first blind hole and generator amature
Main shaft 41 is coaxially disposed, and the anchor ring of the main shaft 41 of generator amature offers the second blind hole 412 of vertical centre axis, and described
One blind hole 411 is connected with the second blind hole 412, and first through hole 161 is offered at 16 central axis of the mandrel, and described first leads to
Hole 161 is coaxially disposed with the first blind hole 411.
The rotary rectifier bridge 13 is arranged on the outside of exciter rotor 11, and rotary rectifier bridge 13 is fixed on bolt 18 and is encouraged
On magnetomechanical rotor 11, rotary rectifier bridge 13 is rotated with exciter rotor 11；Rotary rectifier bridge 13 passes through 14 Jing first of the first wire
Through hole, the first blind hole are connected with rotor with the second blind hole.
The mandrel is further opened with the second through hole 162 and third through-hole 163, second through hole 162 and third through-hole 163
Axially bored line and mandrel 16 centerline axis parallel, the rear-end of spindle face of the generator amature offer the 3rd blind hole 413 with
4th blind hole 414, the 3rd blind hole are parallel with the central axis of the main shaft of generator amature with the axially bored line of the 4th blind hole,
3rd blind hole, the 4th blind hole are correspondingly arranged with the second through hole, third through-hole respectively, and the mandrel is led to the main shaft of generator amature
Cross connector to be connected.
In the present embodiment, the connector is soket head cap screw, and it is blind with the 3rd that the first connector 151 locks the second through hole
Third through-hole and the 4th blind hole are locked in hole, the second connector 152, the first connector and the second connector by mandrel with send out an electromotor
The main shaft of rotor links together.
The electromotor also includes the excitation unit 5 for being installed in electromotor top, between excitation unit and exciter stator
Connected by the second wire 6, the excitation unit is, in the case of power system normal work, to maintain synchronous generator generator terminal
Voltage in a given level, meanwhile, also with increasing magnetic by force, subtract magnetic and demagnetization function.
Embodiment of the present utility model is the foregoing is only, scope of patent protection of the present utility model is not thereby limited,
Equivalent structure or equivalent flow conversion that every utilization this utility model description and accompanying drawing content are made, or directly or indirectly transport
Used in other related technical fields, it is included in the same manner in scope of patent protection of the present utility model.
Claims (10)
1. the rearmounted brushless generator of a kind of exciter, it is characterised in that：Including exciter, bonnet and ventilator cowling, the exciter
The rear side of bonnet is arranged on, exciter is fixedly connected with bonnet, the ventilator cowling is installed in the rear side of electromotor, and covers excitation
Machine；
The exciter includes exciter rotor, exciter stator, rotary rectifier bridge, the first wire and connector, described to encourage
Magnetomechanical rotor is set in the inside of exciter stator, and the exciter rotor includes being arranged on exciter rotor central axis simultaneously
The mandrel for arranging is coaxial therewith, the mandrel is connected by connector with the main shaft of generator amature, the rotary rectifier bridge
The outside of exciter rotor is arranged on, rotary rectifier bridge is connected with exciter rotor, rotary rectifier bridge is by the first wire and sends out
The rotor connection of motor.
2. the rearmounted brushless generator of a kind of exciter according to claim 1, it is characterised in that：The generator amature
Rear-end of spindle offers the first blind hole, and first blind hole is coaxially disposed with the main shaft of generator amature, the master of generator amature
The anchor ring of axle offers the second blind hole of vertical centre axis, and first blind hole is connected with the second blind hole.
3. the rearmounted brushless generator of a kind of exciter according to claim 2, it is characterised in that：The mandrel central axis
Place offers first through hole.
4. the rearmounted brushless generator of a kind of exciter according to claim 3, it is characterised in that：First wire is passed through
First through hole, the first blind hole are connected rotary rectifier bridge and generator amature with the second blind hole.
5. the rearmounted brushless generator of a kind of exciter according to claim 1, it is characterised in that：The mandrel is further opened with
The axially bored line of the second through hole and third through-hole, second through hole and third through-hole and the centerline axis parallel of mandrel.
6. the rearmounted brushless generator of a kind of exciter according to claim 5, it is characterised in that：The generator amature
Rear-end of spindle face offers the axially bored line and generator amature of the 3rd blind hole and the 4th blind hole, the 3rd blind hole and the 4th blind hole
Main shaft central axis it is parallel, the 3rd blind hole, the 4th blind hole are correspondingly arranged with the second through hole, third through-hole respectively.
7. the rearmounted brushless generator of a kind of exciter according to claim 1, it is characterised in that：The connector is interior six
Angle screw.
8. the rearmounted brushless generator of a kind of exciter according to claim 1, it is characterised in that：Rotary rectifier bridge and excitation
Machine rotor is with bolts.
9. the rearmounted brushless generator of a kind of exciter according to claim 1, it is characterised in that：Set on the outside of the bonnet
It is equipped with card groove-like structure outwardly.
10. the rearmounted brushless generator of a kind of exciter according to claim 1, it is characterised in that：The electromotor is also wrapped
The excitation unit for being installed in electromotor top is included, is connected by the first wire between excitation unit and exciter stator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620996412.XU CN206077151U (en) | 2016-08-30 | 2016-08-30 | A kind of rearmounted brushless generator of exciter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620996412.XU CN206077151U (en) | 2016-08-30 | 2016-08-30 | A kind of rearmounted brushless generator of exciter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206077151U true CN206077151U (en) | 2017-04-05 |
Family
ID=58436140
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620996412.XU Active CN206077151U (en) | 2016-08-30 | 2016-08-30 | A kind of rearmounted brushless generator of exciter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206077151U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108683299A (en) * | 2018-05-07 | 2018-10-19 | 中车永济电机有限公司 | The major-minor integrated generator of brushless synchronous |
| CN112713742A (en) * | 2020-12-18 | 2021-04-27 | 中车永济电机有限公司 | Independent excitation dual-output brushless synchronous generator |
-
2016
- 2016-08-30 CN CN201620996412.XU patent/CN206077151U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108683299A (en) * | 2018-05-07 | 2018-10-19 | 中车永济电机有限公司 | The major-minor integrated generator of brushless synchronous |
| CN112713742A (en) * | 2020-12-18 | 2021-04-27 | 中车永济电机有限公司 | Independent excitation dual-output brushless synchronous generator |
| CN112713742B (en) * | 2020-12-18 | 2022-12-09 | 中车永济电机有限公司 | Independent excitation dual-output brushless synchronous generator |
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