CN207896817U - A kind of series excited machine of anti-breaking cable architecture commutator - Google Patents
A kind of series excited machine of anti-breaking cable architecture commutator Download PDFInfo
- Publication number
- CN207896817U CN207896817U CN201820326498.4U CN201820326498U CN207896817U CN 207896817 U CN207896817 U CN 207896817U CN 201820326498 U CN201820326498 U CN 201820326498U CN 207896817 U CN207896817 U CN 207896817U
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- CN
- China
- Prior art keywords
- commutator
- motor shaft
- outer housing
- series excited
- excited machine
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000009423 ventilation Methods 0.000 claims abstract description 15
- 230000005284 excitation Effects 0.000 description 10
- 238000004804 winding Methods 0.000 description 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 208000002925 dental caries Diseases 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Motor Or Generator Current Collectors (AREA)
- Motor Or Generator Frames (AREA)
- Dc Machiner (AREA)
Abstract
The utility model discloses a kind of series excited machines of anti-breaking cable architecture commutator, including outer housing and motor shaft, it is provided with motor shaft at the outer housing inside center, cavity is arranged in the inside of the outer housing, cavity side opening is welded with protection stratum reticulare, ventilation fan is nested and fixed in inside on the motor shaft positioned at cavity, side on the motor shaft positioned at ventilation fan is socketed with commutator, the brush for being internally provided with cooperation commutator and using of the outer housing, rotor is fixed with by connecting shaft on the motor shaft, the outer housing is internally provided with the stator that cooperation rotor uses.In the utility model, it is provided with cavity on outer housing, ventilation fan is nested and fixed on motor shaft, ventilation fan is rotated under the drive of motor shaft, is accelerated the air flowing inside the series excited machine outer housing, is effectively improved its radiating efficiency, increase its service life.
Description
Technical field
The utility model is related to a kind of series excitation of series excited machine technical field more particularly to anti-breaking cable architecture commutator electricity
Machine.
Background technology
Series excited machine is that the stator of single phase series motor is made of salient pole iron core and Exciting Windings for Transverse Differential Protection, and rotor is by non-salient pole iron
The compositions such as the heart, armature winding, commutator and shaft.It is connected by brush and commutator formation between Exciting Windings for Transverse Differential Protection and armature winding
Circuit, principle are the effect that electrified wire can arrive stress in magnetic field.Series excitation（Series excitation）Motor be exactly stator winding and rotor around
Group is concatenated.Direct current generator can be divided into according to excitation type：Series excitation, shunt excitation, compound excitation and separate excitation, series excitation be direct current generator its
In a kind of excitation principle.This motor, which is used primarily in electric tool, to be belonged in universal motor or direct current generator.
However there is some shortcomingss in use for existing series excited machine, simple in structure, motor shaft lacks
Auxiliary stopper fixing device, cause its rotate stability it is poor, secondly series excited machine when in use, brush always with commutator
Surface rubs, and according to frictional heat principle, series excited machine rotating speed is higher, and the surface temperature of commutator is also higher, then existing
Some series excited machines, lack radiator, cause its service life relatively low, can not meet the demand of user.
Invention content
Purpose of the utility model is to solve disadvantages existing in the prior art, and a kind of anti-breaking cable architecture proposed
The series excited machine of commutator.
To achieve the goals above, the utility model uses following technical solution：A kind of anti-breaking cable architecture commutator
Series excited machine, including outer housing and motor shaft are provided with motor shaft, the inside of the outer housing at the outer housing inside center
Cavity is set, and cavity side opening is welded with protection stratum reticulare, and the inside that cavity is located on the motor shaft is fixed by socket
There are ventilation fan, the side that ventilation fan is located on the motor shaft to be socketed with commutator, the outer housing is internally provided with cooperation
The brush that commutator uses, is fixed with rotor on the motor shaft by connecting shaft, and the outer housing is internally provided with cooperation and turns
One end of the stator that son uses, the motor shaft is socketed with bearing, and bearing is fixed by the inner surface wall of bearing block and outer housing
Connection, the outer housing, which is internally located on motor shaft, is fixed with holder, and the center position of the commutator offers round hole
Hole offers wire casing on the commutator appearance wall, and is connected with rubber tube inside wire casing.
As further describing for above-mentioned technical proposal：
The commutator is cylindrical structure.
As further describing for above-mentioned technical proposal：
The radius of the motor shaft is equal to the half of commutator radius.
As further describing for above-mentioned technical proposal：
The length of the rubber tube is more than the length of wire casing.
As further describing for above-mentioned technical proposal：
The brush is bonded to each other with commutator.
In the utility model, cavity is provided on outer housing first, ventilation fan is nested and fixed on motor shaft, ventilation fan exists
It is rotated under the drive of motor shaft, accelerates the air flowing inside the series excited machine outer housing, effectively improve its heat dissipation effect
Rate increases its service life, and secondly motor shaft one end is socketed with bearing, and bearing is fixed on by bearing block on outer housing, motor
It is additionally provided with holder on axis, is limited by the Auxiliary support of bearing and holder, effectively increases its intensity, improves the steady of its rotation
It is qualitative.
Description of the drawings
Fig. 1 be the utility model proposes a kind of anti-breaking cable architecture commutator series excited machine structural schematic diagram；
Fig. 2 is the structural schematic diagram of the utility model motor shaft；
Fig. 3 is the vertical view of the utility model commutator.
Marginal data：
1- outer housings, 2- motor shafts, 3- protection stratum reticulare, 4- cavitys, 5- ventilation fans, 6- commutators, 7- brushes, 8- stators,
9- connecting shafts, 10- rotors, 11- bearing blocks, 12- bearings, 13- holders, 14- circular hole 15- wire casings, 16- rubber tubes.
Specific implementation mode
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.
Referring to Fig.1-3, a kind of series excited machine of anti-breaking cable architecture commutator, including outer housing 1 and motor shaft 2, outer housing 1
Motor shaft 2 is provided with inside center, cavity 4 is arranged in the inside of outer housing 1, and 4 side opening of cavity is welded with protection stratum reticulare
3, ventilation fan 5 is nested and fixed in the inside that cavity 4 is located on motor shaft 2, and the side that ventilation fan 5 is located on motor shaft 2 is socketed with
Commutator 6, outer housing 1 are internally provided with the brush 7 for coordinating commutator 6 to use, are fixed with by connecting shaft 9 on motor shaft 2
Rotor 10, outer housing 1 are internally provided with the stator 8 that cooperation rotor 10 uses, and one end of motor shaft 2 is socketed with bearing 12, and axis
It holds 12 to be fixedly connected with the inner surface wall of outer housing 1 by bearing block 11, outer housing 1 is internally located on motor shaft 2 and is fixed with holder
13, the center position of commutator 6 offers circular hole 14, offers wire casing 15 on 6 appearance wall of commutator, and in wire casing 15
Portion is connected with rubber tube 16.
Commutator 6 is cylindrical structure, and the radius of motor shaft 2 is equal to the half of 6 radius of commutator, the length of rubber tube 16
More than the length of wire casing 15, brush 7 is bonded to each other with commutator 6.
Wire casing 15 is offered on commutator 6, engaging in wire casing 15 has rubber tube 16, and the length of rubber tube 16 is more than wire casing
15, enameled wire is fastened on across rubber tube 16 in the wire casing 15 opened up on commutator 6, commutator 6 and enamel-cover are effectively prevented
Friction between line prevents the fracture of enameled wire, improves its service life.
Operation principle：In use, the series excited machine of the anti-breaking cable architecture commutator is fixed on specified position by first choice, even
Power supply is connected, ventilation fan 5 can be driven to rotate in use, motor shaft 2 starts rotation, it is outer to accelerate by the rotation of ventilation fan 5
Air flowing in shell 1, improves the radiating efficiency of the series excited machine of the anti-breaking cable architecture commutator, secondly holder 13 and bearing
12 can carry out Auxiliary support and limit to motor shaft 2, improve the stability of its rotation.
The preferable specific implementation mode of the above, only the utility model, but the scope of protection of the utility model is not
Be confined to this, any one skilled in the art within the technical scope disclosed by the utility model, according to this practicality
Novel technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model
Within enclosing.
Claims (5)
1. a kind of series excited machine of anti-breaking cable architecture commutator, including outer housing（1）And motor shaft（2）, which is characterized in that it is described
Outer housing（1）Motor shaft is provided with inside center（2）, the outer housing（1）Inside be arranged cavity（4）, the cavity（4）
Side opening is welded with protection stratum reticulare（3）, the motor shaft（2）It is upper to be located at cavity（4）Inside ventilation fan is nested and fixed
（5）, the motor shaft（2）It is upper to be located at ventilation fan（5）Side be socketed with commutator（6）, the outer housing（1）Inside setting
There is cooperation commutator（6）The brush used（7）, the motor shaft（2）On pass through connecting shaft（9）It is fixed with rotor（10）, described
Outer housing（1）It is internally provided with cooperation rotor（10）The stator used（8）, the motor shaft（2）One end be socketed with bearing
（12）, and bearing（12）Pass through bearing block（11）With outer housing（1）Inner surface wall be fixedly connected, the outer housing（1）Interior position
In motor shaft（2）On be fixed with holder（13）, the commutator（6）Center position offer circular hole（14）, described
Commutator（6）Wire casing is offered on appearance wall（15）, and wire casing（15）Inside is connected with rubber tube（16）.
2. a kind of series excited machine of anti-breaking cable architecture commutator according to claim 1, which is characterized in that the commutator
（6）For cylindrical structure.
3. a kind of series excited machine of anti-breaking cable architecture commutator according to claim 1, which is characterized in that the motor shaft
（2）Radius be equal to commutator（6）The half of radius.
4. a kind of series excited machine of anti-breaking cable architecture commutator according to claim 1, which is characterized in that the rubber tube
（16）Length be more than wire casing（15）Length.
5. a kind of series excited machine of anti-breaking cable architecture commutator according to claim 1, which is characterized in that the brush
（7）With commutator（6）It is bonded to each other.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820326498.4U CN207896817U (en) | 2018-03-09 | 2018-03-09 | A kind of series excited machine of anti-breaking cable architecture commutator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820326498.4U CN207896817U (en) | 2018-03-09 | 2018-03-09 | A kind of series excited machine of anti-breaking cable architecture commutator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207896817U true CN207896817U (en) | 2018-09-21 |
Family
ID=63541527
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820326498.4U Expired - Fee Related CN207896817U (en) | 2018-03-09 | 2018-03-09 | A kind of series excited machine of anti-breaking cable architecture commutator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207896817U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109088515A (en) * | 2018-10-29 | 2018-12-25 | 东昌电机(深圳)有限公司 | A kind of series excited machine |
-
2018
- 2018-03-09 CN CN201820326498.4U patent/CN207896817U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109088515A (en) * | 2018-10-29 | 2018-12-25 | 东昌电机(深圳)有限公司 | A kind of series excited machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180921 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |