CN209399895U - Generator carbon brush abrasion loss monitoring device - Google Patents
Generator carbon brush abrasion loss monitoring device Download PDFInfo
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- CN209399895U CN209399895U CN201920028972.XU CN201920028972U CN209399895U CN 209399895 U CN209399895 U CN 209399895U CN 201920028972 U CN201920028972 U CN 201920028972U CN 209399895 U CN209399895 U CN 209399895U
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- carbon brush
- mandril
- pointer
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- monitoring device
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Abstract
It the utility model discloses a kind of generator carbon brush abrasion loss monitoring device, including mounting bracket, carbon brush slot box, carbon brush mandril, pointer and is fixed relative to mounting bracket, and the carbon brush indicator scale for showing pointer down position；Carbon brush slot box is fixedly connected with mounting bracket, and carbon brush slot box is equipped with the carbon brush pilot hole passed through for carbon brush.One end of carbon brush slot box is arranged in carbon brush mandril, moves for withstanding carbon brush, and with carbon brush along carbon brush pilot hole.Pointer is fixedly connected on carbon brush mandril.By the way that carbon brush mandril is fixed with carbon brush, carbon brush mandril is moved down with carbon brush, and then drive pointer mobile, staff passes through position of the reading pointer on carbon brush indicator scale, carbon brush service condition known to i.e., and then judge whether to need replacing carbon brush, it avoids frequently dismounting the case where carbon brush measurement carbon brush is using length, therefore, generator carbon brush abrasion loss monitoring device provided by the present application effectively improves the working efficiency of generator.
Description
Technical field
The utility model relates to carbon brush abrasion amount monitoring technical field, in particular to a kind of generator carbon brush abrasion loss monitoring
Device.
Background technique
With the development of science and technology and electricity needs, generator single-machine capacity is gradually increased, and the generator of large capacity
Shaft voltage is especially prominent, in large-size machine (contain generator), shaft current can be imported the earth by carbon brush ground connection, avoid because
Excessive shaft current punctures bearing shell oil film, causes bearing shell the accidents such as to burn and occurs.
Carbon brush installation needs to guarantee that it keeps certain pressing force with the big axis of rotor, shortens however as carbon brush abrasion,
Pressing force is also gradually decreasing, therefore needs to shut down when carbon brush length is too short, removes carbon brush, and whether measurement carbon brush length meets
It is required that decide whether to replace.The failure of this outer portion shaft current exception may also be related with carbon brush inordinate wear, also needs
It wants dismounting carbon brush to carry out linear measure longimetry, and frequently removes carbon brush measurement length, cause the working efficiency of generator lower.
Therefore, the working efficiency for how improving generator is those skilled in the art's technical problem urgently to be resolved.
Utility model content
The purpose of the utility model is to provide a kind of generator carbon brush abrasion loss monitoring devices, to improve the work of generator
Efficiency.
To achieve the above object, the utility model provides a kind of generator carbon brush abrasion loss monitoring device, comprising:
Mounting bracket；
The carbon brush slot box being fixedly connected with mounting bracket, the carbon brush slot box are equipped with the carbon brush passed through for the carbon brush and lead
Xiang Kong；
One end of the carbon brush slot box is set, for withstanding carbon brush, and moved with carbon brush along the carbon brush pilot hole
Carbon brush mandril；
The pointer being fixedly connected on the carbon brush mandril；
And it is fixed relative to the mounting bracket, and the carbon brush indicator scale for showing the pointer down position.
Preferably, further includes:
The fixed link being fixedly connected in the mounting bracket, the fixed link are equipped with what the confession carbon brush mandril passed through
Mandril pilot hole, the axis of the mandril pilot hole are parallel with the axis of the carbon brush pilot hole；
The elastic compression part that both ends are connect with the fixed link and the pointer respectively, the pointer are located at the elasticity pressure
Between contracting part and carbon brush.
Preferably, the elastic compression part is set on the carbon brush mandril.
It preferably, further include being threaded on the carbon brush mandril, and it can be along the locking that the carbon brush direction of motion moves
Nut, the pointer are fixedly connected with the locking nut.
Preferably, the locking nut is two, and two locking nuts are symmetrically distributed in the pointer opposite sides,
The elastic compression part is connect with the locking nut.
Preferably, the carbon brush indicator scale is fixedly connected on the side wall of the mounting bracket, and is directed to the finger
It answers.
Preferably, the carbon brush indicator scale is successively labeled with carbon brush danger area, carbon brush alert zone along the carbon brush direction of motion
And carbon brush safety zone.
Preferably, the carbon brush safety zone is green marked area, and the carbon brush alert zone is yellow marked area, the carbon brush
Danger area is red marked area.
Preferably, the carbon brush indicator scale is equipped with the bar shaped adjustment hole being arranged along the carbon brush direction of motion, the carbon brush
Indicator scale along the threaded fastener that the bar shaped adjustment hole slides by that can be fixed in the mounting bracket.
Preferably, the pointer is the disc type pointer being set on the carbon brush mandril.
In the above-mentioned technical solutions, generator carbon brush abrasion loss monitoring device provided by the utility model includes installation branch
It frame, carbon brush slot box, carbon brush mandril, pointer and is fixed relative to mounting bracket, and for showing that the carbon brush of pointer down position refers to
Indicating ruler；Carbon brush slot box is fixedly connected with mounting bracket, and carbon brush slot box is equipped with the carbon brush pilot hole passed through for carbon brush.Carbon brush top
One end of carbon brush slot box is arranged in bar, moves for withstanding carbon brush, and with carbon brush along carbon brush pilot hole.Pointer is fixedly connected on carbon
On brush mandril.
As can be seen from the above description, in generator carbon brush abrasion loss monitoring device provided by the present application, by by carbon brush
Mandril is fixed with carbon brush, and carbon brush mandril is moved down with carbon brush, and then drives pointer mobile, and staff is by reading pointer in carbon
Position on brush indicator scale knows carbon brush service condition, and then judges whether to need replacing carbon brush, avoid frequently dismounting carbon
The case where brush measurement carbon brush uses length, therefore, generator carbon brush abrasion loss monitoring device provided by the present application effectively improves
The working efficiency of generator.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is the embodiments of the present invention, for those of ordinary skill in the art, without creative efforts, also
Other attached drawings can be obtained according to the attached drawing of offer.
Fig. 1 is the structural schematic diagram of generator carbon brush abrasion loss monitoring device provided by the utility model embodiment.
Wherein in Fig. 1: 1- mounting bracket, 2- carbon brush slot box, 3- carbon brush, 4- fixed link, 5- carbon brush mandril, 6- pointer, 7-
Locking nut, 8- carbon brush indicator scale, 9- threaded fastener, 10- elastic compression part, 11- gasket.
Specific embodiment
The core of the utility model is to provide a kind of generator carbon brush abrasion loss monitoring device, in order to personnel monitoring
Carbon brush service condition.
It is with reference to the accompanying drawing and real in order to make those skilled in the art more fully understand the technical solution of the utility model
Applying mode, the utility model is described in further detail.
Referring to FIG. 1, in a specific embodiment, the generator carbon brush mill that the utility model specific embodiment provides
Damage amount monitoring device includes:
Mounting bracket 1, wherein mounting bracket 1 is fixed relative to motor housing when installing, the shape of mounting bracket 1 according to
Depending on actual needs.
Carbon brush slot box 2, carbon brush slot box 2 are fixedly connected with mounting bracket 1, and carbon brush slot box 2 is equipped with the carbon passed through for carbon brush 3
Brush pilot hole.
One end of carbon brush slot box 2 is arranged in carbon brush mandril 5, carbon brush mandril 5, for withstanding carbon brush 3, and with carbon brush 3 along carbon
Brush pilot hole movement, wherein as shown, carbon brush mandril 5 is detachably connected on carbon brush 3.
Pointer 6, pointer 6 are fixedly connected on carbon brush mandril 5.
Carbon brush indicator scale 8, carbon brush indicator scale 8 is fixed relative to mounting bracket 1, and for showing demotion under pointer 6
It sets, specifically, the instruction degree of carbon brush indicator scale 8 is along the axis direction of carbon brush pilot hole, i.e., instruction degree is along 3 direction of motion of carbon brush
Mark, wherein instruction degree can be scale.
When needing to detect 3 abrasion loss of carbon brush, carbon brush slot box 2 is set in 3 outside of carbon brush, carbon brush mandril 5 and carbon brush 3 are solid
Fixed connection, pointer 6 is corresponding with carbon brush indicator scale 8, and as 3 length of carbon brush declines, pointer 6 declines, and staff can pass through
Learn 3 abrasion loss of carbon brush in the position that reading pointer 6 indicates on carbon brush indicator scale 8.
As can be seen from the above description, the generator carbon brush abrasion loss monitoring device provided by the application specific embodiment
In, by the way that carbon brush mandril 5 and carbon brush 3 is fixed, carbon brush mandril 5 is moved down with carbon brush 3, and then drives pointer 6 mobile, and work people
Member knows 3 service condition of carbon brush by position of the reading pointer 6 on carbon brush indicator scale 8, and then judge whether to need more
Carbon brush 3 is changed, avoids frequently dismounting the case where measurement carbon brush 3 of carbon brush 3 is using length, therefore, generator carbon brush provided by the present application
Abrasion loss monitoring device effectively improves the working efficiency of generator.
On the other hand, the abrasion for not shutting down the current carbon brush 3 of lower determination is realized by generator carbon brush abrasion loss monitoring device
Amount whether in acceptability limit function, reduce because shutting down influence to production and safety, convenient for promoting the use of.
Further, which further includes fixed link 4 and elastic compression part 10, wherein fixing
Bar 4 is fixedly connected in mounting bracket 1, and fixed link 4 is equipped with the mandril pilot hole passed through for carbon brush mandril 5, mandril pilot hole
Axis it is parallel with the axis of carbon brush pilot hole.By the way that mandril pilot hole is arranged, carbon brush mandril 5 is transported along preset direction
It is dynamic, it is preferable that the axis of mandril pilot hole is overlapped with the axis of carbon brush pilot hole.
10 both ends of elastic compression part are connect with fixed link 4 and pointer 6 respectively, and pointer 6 is located at elastic compression part 10 and carbon brush 3
Between.For the ease of installing elastic compression part 10, it is preferable that the bottom end of fixed link 4 is equipped with the pad connecting with elastic compression part 10
Piece 11, since elastic compression part 10 is usually cylindrical structure, so, gasket 11 is preferably the circle cooperated with elastic compression part 10
Shape gasket 11.In order to reduce manufacturing cost, it is preferable that elastic compression part 10 can be conventional compressed spring.Pass through setting elasticity
Compression piece 10 provides lower pressure for carbon brush mandril 5, so that the carbon brush abrasion amount accuracy measured improves.
In order to improve 10 job stability of elastic compression part, it is preferable that elastic compression part 10 is set on carbon brush mandril 5.
Further, which further includes being threaded on carbon brush mandril 5, and being capable of edge
The mobile locking nut 7 of 3 direction of motion of carbon brush, pointer 6 are fixedly connected with locking nut 7.By the way that locking nut 7 is arranged, originally
Beginning installation site pointer 6 and carbon brush indicator scale 8 not to it is corresponding when drive pointer 6 to move by turning locking nut 7, and then make
It is corresponding with carbon brush indicator scale 8 to obtain pointer 6.
For the ease of processing and fixing carbon brush mandril 5, it is preferable that carbon brush mandril 5 is screw-rod structure, and the carbon brush mandril 5
Upper one end far from carbon brush 3 is equipped with mandril and limits plane, specifically, carbon brush mandril 5 can be bolt arrangement as schemed.
Preferably, locking nut 7 is two, and two locking nuts 7 are symmetrically distributed in 6 opposite sides of pointer.Pass through setting
Two locking nuts 7, avoid single 7 position of locking nut loosen the case where, improve detection accuracy.
In order to simplify structure, it is preferable that carbon brush indicator scale 8 is fixedly connected on the side wall of mounting bracket 1, and with pointer 6
It is corresponding.
Read the wear intensity of carbon brush 3 in time for the ease of staff, it is preferable that carbon brush indicator scale 8 is along close to 3 side of carbon brush
To being labeled with carbon brush safety zone, carbon brush alert zone and carbon brush danger area.More preferably, carbon brush safety zone is green marked area,
Carbon brush alert zone is yellow marked area, and carbon brush danger area is red marked area.It certainly, in actual use, can be with root
Other colors are selected according to actual conditions.
In order to improve the versatility of generator carbon brush abrasion loss monitoring device, it is preferable that carbon brush indicator scale 8 is equipped with along carbon
The bar shaped adjustment hole of 3 directions of motion setting is brushed, carbon brush indicator scale 8 passes through the threaded fastener that can be slided along bar shaped adjustment hole
9 are fixed in mounting bracket 1.Position of the carbon brush indicator scale 8 in mounting bracket 1 is adjusted by bar shaped adjustment hole, in order to
Improve connective stability, it is preferable that threaded fastener 9 at least two, threaded fastener 9 is along bar shaped adjustment hole length direction cloth
It sets.
Specifically, in installation band generator carbon brush abrasion amount detecting device, in order to guarantee carbon brush 3 to the initial pressure of rotor
Clamp force, mounting bracket 1 and the size for compressing elastic compression part 10 need detailed design；Specifically, by green in carbon brush indicator scale
Color extreme higher position is adjusted to position indicated by pointer 6；During day-to-day operation, with the abrasion of carbon brush 3, pointer 6 is gradually moved down, this
When can by carbon brush indicator scale 8 determine carbon brush 3 abrasion loss it is whether qualified, when pointer 6 is transferred to yellow marked area, need
It arranges overhauls window to carry out carbon brush 3 in time to replace.When abrasion loss is exceeded to be reached red marked area and can not shut down replacement in time,
In order to guarantee carbon brush 3 to the pressing force of rotor, adjustable locking nut 7 at this time, so that the pressing force of elastic compression part 10 increases
Greatly.
On the basis of above-mentioned each scheme, it is preferable that pointer 6 is the disc type pointer being set on carbon brush mandril 5, disc type
Pointer design be conducive to after carbon brush mandril 5 rotates still can indicating positions, convenient for the instruction of the quick reading pointer 6 of staff
Position.
Each embodiment in this specification is described in a progressive manner, the highlights of each of the examples are with other
The difference of embodiment, the same or similar parts in each embodiment may refer to each other.
The foregoing description of the disclosed embodiments can be realized professional and technical personnel in the field or using originally practical new
Type.Various modifications to these embodiments will be readily apparent to those skilled in the art, and determine herein
The General Principle of justice can be realized in other embodiments without departing from the spirit or scope of the present utility model.Cause
This, the present invention will not be limited to the embodiments shown herein, and is to fit to and principles disclosed herein
The widest scope consistent with features of novelty.
Claims (7)
1. a kind of generator carbon brush abrasion loss monitoring device characterized by comprising
Mounting bracket (1)；
The carbon brush slot box (2) being fixedly connected with the mounting bracket (1), the carbon brush slot box (2) is equipped with to be passed through for carbon brush (3)
Carbon brush pilot hole；
It is arranged in one end of the carbon brush slot box (2), is transported for withstanding carbon brush (3), and with carbon brush (3) along the carbon brush pilot hole
Dynamic carbon brush mandril (5)；
The pointer (6) being fixedly connected on the carbon brush mandril (5)；
And it is fixed relative to the mounting bracket (1), and the carbon brush indicator scale for showing the pointer (6) down position
(8)；
The carbon brush indicator scale (8) is fixedly connected on the side wall of the mounting bracket (1), and corresponding with the pointer (6)；
The carbon brush indicator scale (8) is successively labeled with carbon brush danger area, carbon brush alert zone and carbon brush along carbon brush (3) direction of motion
Safety zone；
The carbon brush safety zone is green marked area, and the carbon brush alert zone is yellow marked area, and the carbon brush danger area is red
Color marked area.
2. generator carbon brush abrasion loss monitoring device according to claim 1, which is characterized in that further include:
The fixed link (4) being fixedly connected on the mounting bracket (1), the fixed link (4), which is equipped with, supplies the carbon brush mandril
(5) the mandril pilot hole passed through, the axis of the mandril pilot hole are parallel with the axis of the carbon brush pilot hole；
The elastic compression part (10) that both ends are connect with the fixed link (4) and the pointer (6) respectively, the pointer (6) are located at
Between the elastic compression part (10) and carbon brush (3).
3. generator carbon brush abrasion loss monitoring device according to claim 2, which is characterized in that the elastic compression part
(10) it is set on the carbon brush mandril (5).
4. generator carbon brush abrasion loss monitoring device according to claim 2, which is characterized in that further include being threaded in
On the carbon brush mandril (5), and locking nut (7) that can be mobile along carbon brush (3) direction of motion, the pointer (6) with it is described
Locking nut (7) is fixedly connected.
5. generator carbon brush abrasion loss monitoring device according to claim 4, which is characterized in that the locking nut (7)
Be two, two locking nuts (7) are symmetrically distributed in the pointer (6) opposite sides, the elastic compression part (10) with
Locking nut (7) connection.
6. generator carbon brush abrasion loss monitoring device according to claim 1, which is characterized in that the carbon brush indicator scale
(8) it is equipped with the bar shaped adjustment hole being arranged along carbon brush (3) direction of motion, the carbon brush indicator scale (8) passes through can be along described
The threaded fastener (9) of bar shaped adjustment hole sliding is fixed on the mounting bracket (1).
7. generator carbon brush abrasion loss monitoring device according to claim 1 to 6, which is characterized in that the finger
Needle (6) is the disc type pointer being set on the carbon brush mandril (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920028972.XU CN209399895U (en) | 2019-01-08 | 2019-01-08 | Generator carbon brush abrasion loss monitoring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920028972.XU CN209399895U (en) | 2019-01-08 | 2019-01-08 | Generator carbon brush abrasion loss monitoring device |
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| Publication Number | Publication Date |
|---|---|
| CN209399895U true CN209399895U (en) | 2019-09-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201920028972.XU Active CN209399895U (en) | 2019-01-08 | 2019-01-08 | Generator carbon brush abrasion loss monitoring device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114563041A (en) * | 2022-03-01 | 2022-05-31 | 东方电气集团东方电机有限公司 | Working condition monitoring method and device, electronic terminal, storage medium and program product |
-
2019
- 2019-01-08 CN CN201920028972.XU patent/CN209399895U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114563041A (en) * | 2022-03-01 | 2022-05-31 | 东方电气集团东方电机有限公司 | Working condition monitoring method and device, electronic terminal, storage medium and program product |
| CN114563041B (en) * | 2022-03-01 | 2023-08-08 | 东方电气集团东方电机有限公司 | Working condition monitoring method and device, electronic terminal and storage medium |
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