CN203786187U - Online generator carbon brush comprehensive current-monitoring apparatus - Google Patents
Online generator carbon brush comprehensive current-monitoring apparatus Download PDFInfo
- Publication number
- CN203786187U CN203786187U CN201420214464.8U CN201420214464U CN203786187U CN 203786187 U CN203786187 U CN 203786187U CN 201420214464 U CN201420214464 U CN 201420214464U CN 203786187 U CN203786187 U CN 203786187U
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- carbon brush
- generator carbon
- circuit
- generator
- sensor
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- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title claims abstract description 67
- 229910052799 carbon Inorganic materials 0.000 title claims abstract description 67
- 238000012544 monitoring process Methods 0.000 title abstract 3
- 230000005540 biological transmission Effects 0.000 claims abstract description 14
- 230000003750 conditioning effect Effects 0.000 claims abstract description 12
- 238000006243 chemical reaction Methods 0.000 claims abstract description 7
- 238000012806 monitoring device Methods 0.000 claims description 15
- 238000001914 filtration Methods 0.000 claims description 6
- 230000003287 optical effect Effects 0.000 claims description 4
- 230000003321 amplification Effects 0.000 claims description 3
- 238000003199 nucleic acid amplification method Methods 0.000 claims description 3
- 238000004458 analytical method Methods 0.000 abstract description 8
- 238000010586 diagram Methods 0.000 description 4
- 238000010030 laminating Methods 0.000 description 4
- 230000001105 regulatory effect Effects 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000004082 amperometric method Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000004512 die casting Methods 0.000 description 1
- 238000011897 real-time detection Methods 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
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- Motor Or Generator Current Collectors (AREA)
Abstract
The utility model provides an online generator carbon brush comprehensive current-monitoring apparatus comprising a bracket, an elastic component, a generator carbon brush, a current sensor, a temperature sensor, a humidity sensor, a pressure sensor, a signal conditioning circuit, an analog to digital conversion circuit, an encoding circuit, and a transmission circuit, wherein the signal conditioning circuit, the analog to digital conversion circuit, the encoding circuit, and the transmission circuit are connected successively. The elastic component is fixed to the bracket and presses the generator carbon brush on a generator rotor. The current sensor is electrically connected with the generator carbon brush and is used for measuring the current of the generator carbon brush. The temperature sensor and the humidity sensor are disposed on one end, close to the bracket, of the elastic component. The pressure sensor is arranged between the generator carbon brush and the elastic component. The signal conditioning circuit is connected with all sensors. The online generator carbon brush comprehensive current-monitoring apparatus acquires various factor messages influencing the current value of the generator carbon brush and provides a reference basis for accurate analysis of the operating condition of the generator carbon brush.
Description
Technical field
The utility model relates to power technology field, relates in particular to a kind of online generator carbon brush electric current comprehensive monitoring device.
Background technology
Existing generator carbon brush current detecting is mainly, by artificial use clamp on amperemeter, generator carbon brush electric current is carried out to regular visit, because generator carbon brush quantity is more, polling period is shorter, so workload is very large, add that to patrol and examine number of times limited, the data limitation obtaining is larger, is unfavorable for the impact that the variation of effective analysis generator carbon brush electric current causes the reliability service of generator.Based on this, also there is the scheme that adopts the real-time detection generator carbon brush electric current that current sensor builds in existing, to overcome the deficiency of manual detection mode.
But present inventor finds in practice, when only according to the situation of the generator carbon brush amperometry generator carbon brush detecting, usually draw and the actual conclusion differing greatly, thereby its using value is had a greatly reduced quality.Based on this, present inventor has carried out a large amount of analysis and research and has found, the size of generator carbon brush electric current is subject to the impact of multiple external factor, if therefore only consider generator carbon brush electric current, do not consider relevant external factor, just be difficult to draw and the actual conclusion conforming to, so present inventor's generator carbon brush analysis mode of having proposed to consider based on many factors.In this analysis mode, what first will solve is how to obtain these factor information, and the application is the specific implementation hardware configuration scheme proposing for addressing this problem.
Utility model content
In view of this, the utility model provides a kind of online generator carbon brush electric current comprehensive monitoring device, can realize the collection that affects the many factors of generator carbon brush size of current information, for the operating mode of this generator carbon brush of accurate analysis provides reference frame.
The utility model provides a kind of online generator carbon brush electric current comprehensive monitoring device, comprise: support, elastomeric element, generator carbon brush and current sensor, described elastomeric element is fixed on described support and by described generator carbon brush and is pressed on generator amature, described current sensor is electrically connected to described generator carbon brush, also comprise: temperature sensor, humidity sensor, pressure transducer and the signal conditioning circuit being linked in sequence, analog to digital conversion circuit, coding circuit, transmission circuit, described temperature sensor and humidity sensor are arranged on described elastomeric element near one end of described support, described pressure transducer is arranged between described generator carbon brush and elastomeric element, described signal conditioning circuit respectively with described current sensor, temperature sensor, humidity sensor is connected with pressure transducer.
Further, described signal conditioning circuit comprises: the filtering circuit and the amplifying circuit that successively the signal receiving are carried out to filtering and amplification.
Further, described transmission circuit is optical transmission circuit.
Further, described pressure transducer is pressure chip pressure transducer.
Further, described elastomeric element is volute spring.
Further, described support comprises: the length micro actuator that rack body and spread length are fine-tuning, and the stiff end of described length micro actuator and described rack body are integrally formed, and described elastomeric element is fixed on the telescopic end of described length micro actuator.
The beneficial effects of the utility model:
The utility model, adopt current sensor, temperature sensor, humidity sensor and pressure transducer to gather respectively the electric current of generator carbon brush, the temperature and humidity of environment of living in, suffered pressure, then the information of collection is sent after a series of processing, thereby make to understand by these information the information such as electric current, temperature, humidity and pressure of generator carbon brushes, thereby provide reference data for the comprehensive operating mode of analysis generator carbon brush.
In addition, the utility model, length micro actuator is set on the support of secures resilient member, thereby when the elasticity of generator carbon brush wearing and tearing or elastomeric element dies down, can be by regulating fitting with rotor that length micro actuator makes that generator carbon brush can remain valid, to extend the serviceable life of generator carbon brush.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is further described:
Fig. 1 is the simplified schematic diagram of physical construction part of the embodiment of online generator carbon brush electric current comprehensive monitoring device of the present utility model.
Fig. 2 is the simplified schematic diagram of circuit part of the embodiment of the online generator carbon brush electric current of the utility model comprehensive monitoring device.
Embodiment
Fig. 1 is the simplified schematic diagram of physical construction part of the embodiment of online generator carbon brush electric current comprehensive monitoring device of the present utility model.Fig. 2 is the simplified schematic diagram of circuit part of the embodiment of the online generator carbon brush electric current of the utility model comprehensive monitoring device.
As illustrated in fig. 1 and 2, the online generator carbon brush electric current comprehensive monitoring device that the utility model provides comprises: support 1, elastomeric element 2, generator carbon brush 3, current sensor 41, temperature sensor 42, humidity sensor 43, pressure transducer 44, signal conditioning circuit 5, analog to digital conversion circuit 6, coding circuit 7 and transmission circuit 8.
Wherein, elastomeric element 2 can be the elastic body of volute spring or other form conventionally known to one of skill in the art, its one end is fixed on support 1, and the other end is pressed in generator carbon brush 3 on generator amature, to guarantee that generator carbon brush 3 and generator amature effectively fit.Due in use, there are wearing and tearing in generator carbon brush 3 on the one hand, the laminating degree of itself and generator amature is died down, the elastic force of elastomeric element 2 also can weaken gradually on the other hand, can cause equally generator carbon brush 3 and the laminating degree of generator amature to die down, affect the normal work of generator carbon brush 3.For this reason, support 1 can be designed to two parts, a part is rack body, another part is the fine-tuning length micro actuator of spread length, wherein the stiff end of length micro actuator and rack body are integrally formed (for example: the integrally formed or welded shaping of die casting), elastomeric element 2 is fixed on the telescopic end of length micro actuator, like this when the laminating degree between generator carbon brush and generator amature dies down, can be by regulating length micro actuator, generator carbon brush is pushed ahead, improve the laminating degree between itself and generator amature.Meanwhile, length micro actuator can be realized by implementation structures such as regulating sleeve or set screw, can arrange thereon simultaneously lockable mechanism (such as: limiting component) etc., to facilitate location.
Wherein, current sensor 41 can be Hall element, and it is electrically connected to generator carbon brush 3, for measuring the electric current of generator carbon brush 3.
Wherein, temperature sensor 42 and humidity sensor 43 are arranged on elastomeric element 2 near one end (being convenient to install) of support 1, for measuring the temperature and humidity of generator carbon brush 3 environment of living in.
Wherein, pressure transducer 44 is preferably tabletting type pressure transducer (being convenient to install), and it is arranged between generator carbon brush 3 and elastomeric element 2, for measuring the suffered pressure of generator carbon brush.
Wherein, signal conditioning circuit 5, analog to digital conversion circuit 6, coding circuit 7 and transmission circuit 8 are linked in sequence, for the signal receiving is nursed one's health successively, analog to digital conversion, coding and transmission.
Concrete, signal conditioning circuit 5 can comprise: the filtering circuit and the amplifying circuit that successively the signal receiving are carried out to filtering and amplification.It is connected with current sensor 41, temperature sensor 42, humidity sensor 43 and pressure transducer 44 respectively.
Concrete, transmission circuit 8 can for optical transmission circuit (for example: optical transceiver), adopt the mode of light transmission can improve transfer efficiency and security.
The utility model, adopt current sensor, temperature sensor, humidity sensor and pressure transducer to gather respectively the electric current of generator carbon brush, the temperature and humidity of environment of living in, suffered pressure, then the information of collection is sent to server after a series of processing, can be by checking that the mode of server understands the information such as the electric current of generator carbon brush, temperature, humidity and pressure thereby make, thus reference data provided for the comprehensive operating mode of analysis generator carbon brush.
Finally explanation is, above embodiment is only unrestricted in order to the technical solution of the utility model to be described, although the utility model is had been described in detail with reference to preferred embodiment, those of ordinary skill in the art is to be understood that, can modify or be equal to replacement the technical solution of the utility model, and not departing from aim and the scope of technical solutions of the utility model, it all should be encompassed in the middle of claim scope of the present utility model.
Claims (6)
1. an online generator carbon brush electric current comprehensive monitoring device, comprise: support, elastomeric element, generator carbon brush and current sensor, described elastomeric element is fixed on described support and by described generator carbon brush and is pressed on generator amature, described current sensor is electrically connected to described generator carbon brush, it is characterized in that: also comprise: temperature sensor, humidity sensor, pressure transducer and the signal conditioning circuit being linked in sequence, analog to digital conversion circuit, coding circuit, transmission circuit, described temperature sensor and humidity sensor are arranged on described elastomeric element near one end of described support, described pressure transducer is arranged between described generator carbon brush and elastomeric element, described signal conditioning circuit respectively with described current sensor, temperature sensor, humidity sensor is connected with pressure transducer.
2. online generator carbon brush electric current comprehensive monitoring device as claimed in claim 1, is characterized in that: described signal conditioning circuit comprises: the filtering circuit and the amplifying circuit that successively the signal receiving are carried out to filtering and amplification.
3. online generator carbon brush electric current comprehensive monitoring device as claimed in claim 1, is characterized in that: described transmission circuit is optical transmission circuit.
4. online generator carbon brush electric current comprehensive monitoring device as claimed in claim 1, is characterized in that: described pressure transducer is pressure chip pressure transducer.
5. online generator carbon brush electric current comprehensive monitoring device as claimed in claim 1, is characterized in that: described elastomeric element is volute spring.
6. the online generator carbon brush electric current comprehensive monitoring device as described in any one in claim 1-5, it is characterized in that: described support comprises: the length micro actuator that rack body and length are fine-tuning, the stiff end of described length micro actuator and described rack body are integrally formed, and described elastomeric element is fixed on the telescopic end of described length micro actuator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420214464.8U CN203786187U (en) | 2014-04-29 | 2014-04-29 | Online generator carbon brush comprehensive current-monitoring apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420214464.8U CN203786187U (en) | 2014-04-29 | 2014-04-29 | Online generator carbon brush comprehensive current-monitoring apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203786187U true CN203786187U (en) | 2014-08-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420214464.8U Expired - Lifetime CN203786187U (en) | 2014-04-29 | 2014-04-29 | Online generator carbon brush comprehensive current-monitoring apparatus |
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| CN (1) | CN203786187U (en) |
Cited By (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105890672A (en) * | 2016-06-15 | 2016-08-24 | 湖南省湘电试验研究院有限公司 | Online current and temperature monitoring and early-warning device for carbon brush of generator |
| CN107427941A (en) * | 2015-03-12 | 2017-12-01 | 罗伯特·博世有限公司 | Diagnosis and attended operation for saw |
| WO2018014147A1 (en) * | 2016-07-19 | 2018-01-25 | 黄继林 | Brush current control system, and brush current intelligent control system and control method |
| WO2018014145A1 (en) * | 2016-07-19 | 2018-01-25 | 田园 | Intelligent system for controlling pressure of electric brush and system for controlling pressure of electric brush |
| CN108757323A (en) * | 2018-05-29 | 2018-11-06 | 国电联合动力技术有限公司 | Wind turbines carbon brush state intelligent monitoring system and its Wind turbines and control method |
| CN109613077A (en) * | 2019-02-19 | 2019-04-12 | 山东农业大学 | A kind of rotatable soil humidity information acquisition device |
| WO2019113722A1 (en) * | 2017-12-13 | 2019-06-20 | 黄继林 | Brush current equalizing control method |
| US10369642B2 (en) | 2015-03-12 | 2019-08-06 | Robert Bosch Tool Corporation | Power tool with protected circuit board orientation |
| US10427227B2 (en) | 2015-03-12 | 2019-10-01 | Robert Bosch Tool Corporation | Drop arm reset method |
| CN110459931A (en) * | 2019-09-04 | 2019-11-15 | 国电联合动力技术有限公司 | The monitoring device of real-time monitoring carbon brush length and carbon brush and Wind turbines including it |
| US10493543B2 (en) | 2015-03-12 | 2019-12-03 | Robert Bosch Tool Corporation | Power tool motor with reduced electrical noise |
| US10507537B2 (en) | 2015-03-12 | 2019-12-17 | Robert Bosch Tool Corporation | Method of operating a power tool with a protected coupling plate |
| TWI688781B (en) * | 2015-03-12 | 2020-03-21 | 德商羅伯特博斯奇股份有限公司 | Diagnostic and maintenance operation for a saw |
| US10758989B2 (en) | 2015-03-12 | 2020-09-01 | Robert Bosch Tool Corporation | System and method for sensing cable fault detection in a saw |
| US10786854B2 (en) | 2015-03-12 | 2020-09-29 | Robert Bosch Tool Corporation | Table saw with electrically isolated arbor shaft |
| US10799964B2 (en) | 2015-03-12 | 2020-10-13 | Robert Bosch Tool Corporation | Table saw with pulley alignment mechanism |
| US10821529B2 (en) | 2015-03-12 | 2020-11-03 | Robert Bosch Tool Corporation | Power tool with improved belt tensioning |
| US10875211B2 (en) | 2015-03-12 | 2020-12-29 | Robert Bosch Gmbh | Electrical configuration for object detection system in a saw |
| CN112649650A (en) * | 2020-11-18 | 2021-04-13 | 华北电力大学（保定） | Device for measuring generator shaft voltage, measuring method and application |
| CN116448275A (en) * | 2023-03-28 | 2023-07-18 | 湖北清江水电开发有限责任公司 | Rotor contact type temperature measuring device and method for horizontal hydroelectric generating set |
-
2014
- 2014-04-29 CN CN201420214464.8U patent/CN203786187U/en not_active Expired - Lifetime
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10821529B2 (en) | 2015-03-12 | 2020-11-03 | Robert Bosch Tool Corporation | Power tool with improved belt tensioning |
| US10758989B2 (en) | 2015-03-12 | 2020-09-01 | Robert Bosch Tool Corporation | System and method for sensing cable fault detection in a saw |
| US10507537B2 (en) | 2015-03-12 | 2019-12-17 | Robert Bosch Tool Corporation | Method of operating a power tool with a protected coupling plate |
| US10799964B2 (en) | 2015-03-12 | 2020-10-13 | Robert Bosch Tool Corporation | Table saw with pulley alignment mechanism |
| TWI688781B (en) * | 2015-03-12 | 2020-03-21 | 德商羅伯特博斯奇股份有限公司 | Diagnostic and maintenance operation for a saw |
| CN107427941B (en) * | 2015-03-12 | 2023-04-18 | 罗伯特·博世有限公司 | Diagnostic and maintenance operations for saws |
| CN107427941A (en) * | 2015-03-12 | 2017-12-01 | 罗伯特·博世有限公司 | Diagnosis and attended operation for saw |
| US10369642B2 (en) | 2015-03-12 | 2019-08-06 | Robert Bosch Tool Corporation | Power tool with protected circuit board orientation |
| US10427227B2 (en) | 2015-03-12 | 2019-10-01 | Robert Bosch Tool Corporation | Drop arm reset method |
| US10875211B2 (en) | 2015-03-12 | 2020-12-29 | Robert Bosch Gmbh | Electrical configuration for object detection system in a saw |
| US10493543B2 (en) | 2015-03-12 | 2019-12-03 | Robert Bosch Tool Corporation | Power tool motor with reduced electrical noise |
| US10786854B2 (en) | 2015-03-12 | 2020-09-29 | Robert Bosch Tool Corporation | Table saw with electrically isolated arbor shaft |
| CN105890672A (en) * | 2016-06-15 | 2016-08-24 | 湖南省湘电试验研究院有限公司 | Online current and temperature monitoring and early-warning device for carbon brush of generator |
| CN109417260A (en) * | 2016-07-19 | 2019-03-01 | 黄继林 | Brush current control system, brush current intelligence control system and control method |
| CN109417260B (en) * | 2016-07-19 | 2020-11-10 | 黄继林 | Electric brush current control system, electric brush current intelligent control system and control method |
| WO2018014147A1 (en) * | 2016-07-19 | 2018-01-25 | 黄继林 | Brush current control system, and brush current intelligent control system and control method |
| WO2018014145A1 (en) * | 2016-07-19 | 2018-01-25 | 田园 | Intelligent system for controlling pressure of electric brush and system for controlling pressure of electric brush |
| WO2019113722A1 (en) * | 2017-12-13 | 2019-06-20 | 黄继林 | Brush current equalizing control method |
| CN108757323B (en) * | 2018-05-29 | 2020-05-26 | 国电联合动力技术有限公司 | Intelligent monitoring system for carbon brush state of wind turbine generator, wind turbine generator and control method of intelligent monitoring system |
| CN108757323A (en) * | 2018-05-29 | 2018-11-06 | 国电联合动力技术有限公司 | Wind turbines carbon brush state intelligent monitoring system and its Wind turbines and control method |
| CN109613077A (en) * | 2019-02-19 | 2019-04-12 | 山东农业大学 | A kind of rotatable soil humidity information acquisition device |
| CN109613077B (en) * | 2019-02-19 | 2024-03-15 | 山东农业大学 | Rotatable soil humidity information acquisition device |
| CN110459931A (en) * | 2019-09-04 | 2019-11-15 | 国电联合动力技术有限公司 | The monitoring device of real-time monitoring carbon brush length and carbon brush and Wind turbines including it |
| CN112649650A (en) * | 2020-11-18 | 2021-04-13 | 华北电力大学（保定） | Device for measuring generator shaft voltage, measuring method and application |
| CN116448275A (en) * | 2023-03-28 | 2023-07-18 | 湖北清江水电开发有限责任公司 | Rotor contact type temperature measuring device and method for horizontal hydroelectric generating set |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20230505 Address after: 5-1, No. 5, Liujin Jiayuan, Jiangbei District, Chongqing, 400000 Patentee after: Shi Yawei Address before: 400039 Middle and Rear 3rd Floor, Building B, Mercury Science and Technology Building, High tech Park, New North Zone, Chongqing Patentee before: CHONGQING QINZHI TECHNOLOGY Co.,Ltd. |
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| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20230909 Address after: 402760 No.92 Donglin Avenue, Biquan street, Bishan District, Chongqing Patentee after: Chongqing Xuanyi Intelligent Technology Co.,Ltd. Address before: 5-1, No. 5, Liujin Jiayuan, Jiangbei District, Chongqing, 400000 Patentee before: Shi Yawei |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140820 |