CN110441059A - A kind of bush(ing) bearing abrasion loss on-line measuring device - Google Patents
A kind of bush(ing) bearing abrasion loss on-line measuring device Download PDFInfo
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- CN110441059A CN110441059A CN201910723854.5A CN201910723854A CN110441059A CN 110441059 A CN110441059 A CN 110441059A CN 201910723854 A CN201910723854 A CN 201910723854A CN 110441059 A CN110441059 A CN 110441059A
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- bush
- ing
- measuring device
- abrasion loss
- line measuring
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M13/00—Testing of machine parts
- G01M13/04—Bearings
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Abstract
The invention belongs to detection technique fields, and in particular to a kind of bush(ing) bearing abrasion loss on-line measuring device.Technical scheme is as follows: a kind of bush(ing) bearing abrasion loss on-line measuring device, including stator support, rotor magnetic ring, Hall element and signal processor, the stator support is coaxially connected firmly with plain bearing housing, the rotor magnetic ring is coaxially connected firmly with shaft, for monitoring in real time to the position of the relatively described stator support of the rotor magnetic ring, the signal processor is used to receive the monitoring signal of the Hall element and the monitoring signal is analyzed and exported the Hall element.Bush(ing) bearing abrasion loss on-line measuring device provided by the invention can be realized the on-line checking to radial sliding bearing abrasion amount.
Description
Technical field
The invention belongs to detection technique fields, and in particular to a kind of bush(ing) bearing abrasion loss on-line measuring device.
Background technique
The monitoring means of bush(ing) bearing state of wear mainly have the side such as oil liquid method, temperature method, vibratory drilling method and Strain Method
Method is limited to bush(ing) bearing use environment, these methods cannot in real time, accurately to radial sliding bearing abrasion amount into
Row quantitative detection.Wuhan University of Technology proposes a kind of " diesel engine sliding bearing abrasion thermo-electric method monitoring system based on temperature method
The verification test platform and method of system " (patent No.: CN 108844739A), this method can only position fault point, can not
Obtain the abrasion loss of bush(ing) bearing.
Real-time online monitoring only is carried out to radial sliding bearing abrasion amount, and is sounded an alarm when exceeding threshold value, ability
Fundamentally guarantee the operational safety of bush(ing) bearing.
Summary of the invention
The present invention provides a kind of bush(ing) bearing abrasion loss on-line measuring device, can be realized and grinds to bush(ing) bearing
The on-line checking of damage amount.
Technical scheme is as follows:
A kind of bush(ing) bearing abrasion loss on-line measuring device, including stator support, rotor magnetic ring, Hall element and letter
Number processor, the stator support are coaxially connected firmly with plain bearing housing, and the rotor magnetic ring is coaxially connected firmly with shaft, the Hall
Element is for monitoring the position of the relatively described stator support of the rotor magnetic ring in real time, and the signal processor is for connecing
It receives the monitoring signal of the Hall element and the monitoring signal is analyzed and exported.
Further, the bush(ing) bearing abrasion loss on-line measuring device, the structure of the rotor magnetic ring are one
To pole or multipair pole.
Further, the bush(ing) bearing abrasion loss on-line measuring device, the Hall element it is radially fixed
On the stator support.
Further, the bush(ing) bearing abrasion loss on-line measuring device, the Hall element quantity are two,
Arrangement form on the stator support is radial symmetric arrangement.
Further, the bush(ing) bearing abrasion loss on-line measuring device, the Hall element are linear Hall
Element, switching Hall components or three axis Hall elements.
Further, the bush(ing) bearing abrasion loss on-line measuring device, the signal processor receive two
After the monitoring signal of the Hall element, calculating is compared to the monitoring signal, analyzes the rotor magnetic ring with respect to institute
The location variation for stating stator support, is exported.
The invention has the benefit that
1, in the present invention, the stator support is coaxially connected firmly with plain bearing housing, and the rotor magnetic ring and shaft are coaxially solid
Connection, in the rotation process of shaft, with the abrasion of sliding bearing, the radial position of shaft gradually changes, and leads to rotor
The position of magnet ring relative stator bracket changes, and the Hall element monitors this change in location in real time, the signal
Processor analyzes monitoring signal, and output revolving shaft location variation realizes bush(ing) bearing to data acquisition device
The Real_time quantitative detection of abrasion loss provides data supporting for bush(ing) bearing safe operation.
2, the detection of rotor magnetic ring location variation is carried out using Hall element, high sensitivity, detection accuracy are high.Detection process
In realize non-contact measurement, measurement accuracy is higher.
3, two Hall element radial symmetric arrangements are used, the common mode inhibition and differential mode of binding signal processor amplify hand
Section excludes the external disturbance of detection device to greatest extent, further increases measurement accuracy.
4, bush(ing) bearing abrasion loss on-line measuring device of the invention is not limited by the use condition of bush(ing) bearing
System, can be promoted with commercialization, be widely used in the occasion and product that have bush(ing) bearing abrasion loss real-time monitoring demand.
Detailed description of the invention
Fig. 1 is bush(ing) bearing abrasion loss on-line measuring device schematic diagram；
Fig. 2 is bush(ing) bearing abrasion loss on-line measuring device structural schematic diagram.
Specific embodiment
As shown in Figure 1, 2, a kind of bush(ing) bearing abrasion loss on-line measuring device, including stator support 1, rotor magnetic ring
2, Hall element 3 and signal processor 4, the stator support 1 are coaxially connected firmly with plain bearing housing, the rotor magnetic ring 2 with turn
Axis coaxially connects firmly, and the Hall element 3 for supervising the position of the relatively described stator support 1 of the rotor magnetic ring 2 in real time
Control, the signal processor 4 be used for receive the Hall element 3 monitoring signal and to the monitoring signal carry out analysis and it is defeated
Out；The rotor magnetic ring 2 is a pair of of pole structure；3 quantity of Hall element be two, the Hall element 3 it is radially fixed
On stator support 1, the arrangement form on stator support 1 is radial symmetric arrangement；The Hall element 3 is linear Hall member
Part；After the signal processor 4 receives the monitoring signal of two Hall elements 3, meter is compared to the monitoring signal
It calculates, analyzes the location variation of the relatively described stator support 1 of the rotor magnetic ring 2, exported.
The above embodiment of the present invention is not to the present invention just for the sake of clearly illustrating examples made by the present invention
Embodiment restriction.For those of ordinary skill in the art, it can also make on the basis of the above description
Other various forms of variations or variation.There is no necessity and possibility to exhaust all the enbodiments.It is all of the invention
Made any modifications, equivalent replacements, and improvements etc., should be included in the protection of the claims in the present invention within spirit and principle
Within the scope of.
Claims (6)
1. a kind of bush(ing) bearing abrasion loss on-line measuring device, which is characterized in that including stator support, rotor magnetic ring, suddenly
That element and signal processor, the stator support are coaxially connected firmly with plain bearing housing, and the rotor magnetic ring and shaft are coaxially solid
Connection, the Hall element is for monitoring the position of the relatively described stator support of the rotor magnetic ring in real time, the signal
Processor is used to receive the monitoring signal of the Hall element and the monitoring signal is analyzed and exported.
2. bush(ing) bearing abrasion loss on-line measuring device according to claim 1, which is characterized in that the rotor magnetic
The structure of ring is a pair of of pole or multipair pole.
3. bush(ing) bearing abrasion loss on-line measuring device according to claim 1, which is characterized in that the Hall member
Part is radially fixed on the stator support.
4. bush(ing) bearing abrasion loss on-line measuring device according to claim 3, which is characterized in that the Hall member
Number of packages amount is two, and the arrangement form on the stator support is radial symmetric arrangement.
5. bush(ing) bearing abrasion loss on-line measuring device according to claim 4, which is characterized in that the Hall member
Part is linear hall element, switching Hall components or three axis Hall elements.
6. bush(ing) bearing abrasion loss on-line measuring device according to claim 4, which is characterized in that at the signal
After managing the monitoring signal that device receives two Hall elements, calculating is compared to the monitoring signal, analyzes described turn
The location variation of the relatively described stator support of sub- magnet ring, is exported.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910723854.5A CN110441059A (en) | 2019-08-07 | 2019-08-07 | A kind of bush(ing) bearing abrasion loss on-line measuring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910723854.5A CN110441059A (en) | 2019-08-07 | 2019-08-07 | A kind of bush(ing) bearing abrasion loss on-line measuring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110441059A true CN110441059A (en) | 2019-11-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910723854.5A Pending CN110441059A (en) | 2019-08-07 | 2019-08-07 | A kind of bush(ing) bearing abrasion loss on-line measuring device |
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| CN (1) | CN110441059A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113982864A (en) * | 2021-12-03 | 2022-01-28 | 大连三环复合材料技术开发股份有限公司 | Wind turbine generator system main shaft slide bearing wearing and tearing volume monitoring sensor |
| CN114321183A (en) * | 2021-12-10 | 2022-04-12 | 武汉理工大学 | Intelligent water-lubricated bearing capable of automatically monitoring abrasion loss |
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| CN1800773A (en) * | 2006-01-25 | 2006-07-12 | 北京航空航天大学 | Radial/axial six-position integrated electric eddy transducer |
| CN1987367A (en) * | 2006-12-14 | 2007-06-27 | 北京航空航天大学 | Integrated five freedom electric eddy sensor |
| CN101995432A (en) * | 2010-11-04 | 2011-03-30 | 重庆大学 | Hall element differential array based ferromagnetic construction member surface crack detector |
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| CN102478459A (en) * | 2010-11-25 | 2012-05-30 | 上海东昊测试技术有限公司 | Method and device for monitoring bearing failure of power generator |
| CN104236438A (en) * | 2014-09-26 | 2014-12-24 | 湖南湘瑞智能工控设备有限公司 | Length measuring device on basis of Hall sensor |
| CN105066857A (en) * | 2015-05-27 | 2015-11-18 | 珠海格力节能环保制冷技术研究中心有限公司 | Shaft position detection device and magnetic levitation motor |
| CN208588318U (en) * | 2018-09-05 | 2019-03-08 | 王允学 | Axial position measuring instrument |
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2019
- 2019-08-07 CN CN201910723854.5A patent/CN110441059A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1800773A (en) * | 2006-01-25 | 2006-07-12 | 北京航空航天大学 | Radial/axial six-position integrated electric eddy transducer |
| CN1987367A (en) * | 2006-12-14 | 2007-06-27 | 北京航空航天大学 | Integrated five freedom electric eddy sensor |
| CN101995432A (en) * | 2010-11-04 | 2011-03-30 | 重庆大学 | Hall element differential array based ferromagnetic construction member surface crack detector |
| CN102478459A (en) * | 2010-11-25 | 2012-05-30 | 上海东昊测试技术有限公司 | Method and device for monitoring bearing failure of power generator |
| CN202255266U (en) * | 2011-09-08 | 2012-05-30 | 烟台阳光泵业有限公司 | Rotation and bearing wear detection and display device |
| CN104236438A (en) * | 2014-09-26 | 2014-12-24 | 湖南湘瑞智能工控设备有限公司 | Length measuring device on basis of Hall sensor |
| CN105066857A (en) * | 2015-05-27 | 2015-11-18 | 珠海格力节能环保制冷技术研究中心有限公司 | Shaft position detection device and magnetic levitation motor |
| CN208588318U (en) * | 2018-09-05 | 2019-03-08 | 王允学 | Axial position measuring instrument |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113982864A (en) * | 2021-12-03 | 2022-01-28 | 大连三环复合材料技术开发股份有限公司 | Wind turbine generator system main shaft slide bearing wearing and tearing volume monitoring sensor |
| CN113982864B (en) * | 2021-12-03 | 2023-08-08 | 大连三环复合材料技术开发股份有限公司 | Wind turbine generator system main shaft slide bearing wearing and tearing volume monitoring sensor |
| CN114321183A (en) * | 2021-12-10 | 2022-04-12 | 武汉理工大学 | Intelligent water-lubricated bearing capable of automatically monitoring abrasion loss |
| CN114321183B (en) * | 2021-12-10 | 2022-10-04 | 武汉理工大学 | Intelligent water-lubricated bearing capable of automatically monitoring abrasion loss |
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20191112 |
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| RJ01 | Rejection of invention patent application after publication |