CN201583358U - Device capable of measuring surface temperature of inner wall of rotary bearing - Google Patents
Device capable of measuring surface temperature of inner wall of rotary bearing Download PDFInfo
- Publication number
- CN201583358U CN201583358U CN2009202932857U CN200920293285U CN201583358U CN 201583358 U CN201583358 U CN 201583358U CN 2009202932857 U CN2009202932857 U CN 2009202932857U CN 200920293285 U CN200920293285 U CN 200920293285U CN 201583358 U CN201583358 U CN 201583358U
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- Prior art keywords
- blind hole
- wall
- surface temperature
- hole
- thermopair
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Abstract
The utility model relates to a device capable of measuring the surface temperature of the inner wall of a rotary bearing. The device is characterized in that: the device comprises a hollow shaft, ceramic rods and a thermocouple, wherein the hollow shaft is provided with a slot, both ends of which are respectively provided with a first blind hole and a second blind hole and the middle of which is provided with a through hole, the ceramic rods are placed in the first blind hole and the second blind hole, the ends of the thermocouple are respectively positioned at positions on the tops of the ceramic rods, which are close to the inner wall of the bearing, and another end of the thermocouple is extended into the hollow shaft through the through hole and is connected with an external measuring device. The utility model has the advantage that the device can measure the wall temperature of a high-speed rotating part, thus providing a broader prospect for wall temperature measurement under the conditions of high rotation speed and high load.
Description
Technical field
The utility model relates to mechanical structure field, and a kind of device that can measure the rolling bearing inner wall surface temperature is provided especially.
Background technology
Lack the slow-speed of revolution, low load at present and measure the measurement mechanism of bearing temperature to the cyclic test following long-life of state of high rotating speed, top load.
The utility model content
The purpose of this utility model is for the on-line measurement bearing temperature, and the spy provides a kind of device that can measure the rolling bearing inner wall surface temperature.
The utility model provides a kind of device that can measure the rolling bearing inner wall surface temperature, it is characterized in that: the described device that can measure the rolling bearing inner wall surface temperature comprises quill shaft 1, ceramic rod 2, thermopair 3;
Wherein: have groove 101 on the quill shaft 1, the two ends of groove 101 have blind hole 1 and blind hole 2 103 respectively, the centre of groove 101 has through hole 104, ceramic rod 2 is placed on blind hole 1 and blind hole 2 103 inside, one end of thermopair 3 lays respectively at the position of the top of ceramic rod 2 near bearing inner wall, the other end of thermopair 3 puts in the inside of quill shaft 1 by through hole 104, is connected with external measurement device.
Folded central angle is 90 to 180 degree between described blind hole 1 and the blind hole 2 103.
During on-line monitoring, the centrifugal force that axle rotates makes ceramic rod 2 that the measuring point of thermopair 3 is pressed on the bearing inner ring surface, measures online bearing temperature by thermopair 3.
Advantage of the present utility model:
The device that can measure the rolling bearing inner wall surface temperature described in the utility model has been realized the wall temperature test of high speed rotating spare, thereby provides more wide prospect for the test of the wall temperature under the big loaded-up condition of high rotating speed.
Description of drawings
Below in conjunction with drawings and the embodiments the utility model is described in further detail:
Fig. 1 is axial synoptic diagram;
Fig. 2 is synoptic diagram radially.
Embodiment
Present embodiment provides a kind of device that can measure the rolling bearing inner wall surface temperature, it is characterized in that: the described device that can measure the rolling bearing inner wall surface temperature comprises quill shaft 1, ceramic rod 2, thermopair 3;
Wherein: have groove 101 on the quill shaft 1, the two ends of groove 101 have blind hole 1 and blind hole 2 103 respectively, the centre of groove 101 has through hole 104, ceramic rod 2 is placed on blind hole 1 and blind hole 2 103 inside, one end of thermopair 3 lays respectively at the position of the top of ceramic rod 2 near bearing inner wall, the other end of thermopair 3 puts in the inside of quill shaft 1 by through hole 104, is connected with external measurement device.
Folded central angle is 90 degree between described blind hole 1 and the blind hole 2 103.
During on-line monitoring, the centrifugal force that axle rotates makes ceramic rod 2 that the measuring point of thermopair 3 is pressed on the bearing inner ring surface, measures online bearing temperature by thermopair 3.
Present embodiment provides a kind of device that can measure the rolling bearing inner wall surface temperature, it is characterized in that: the described device that can measure the rolling bearing inner wall surface temperature comprises quill shaft 1, ceramic rod 2, thermopair 3;
Wherein: have groove 101 on the quill shaft 1, the two ends of groove 101 have blind hole 1 and blind hole 2 103 respectively, the centre of groove 101 has through hole 104, ceramic rod 2 is placed on blind hole 1 and blind hole 2 103 inside, one end of thermopair 3 lays respectively at the position of the top of ceramic rod 2 near bearing inner wall, the other end of thermopair 3 puts in the inside of quill shaft 1 by through hole 104, is connected with external measurement device.
Folded central angle is 120 degree between described blind hole 1 and the blind hole 2 103.
During on-line monitoring, the centrifugal force that axle rotates makes ceramic rod 2 that the measuring point of thermopair 3 is pressed on the bearing inner ring surface, measures online bearing temperature by thermopair 3.
Present embodiment provides a kind of device that can measure the rolling bearing inner wall surface temperature, it is characterized in that; The described device that can measure the rolling bearing inner wall surface temperature comprises quill shaft 1, ceramic rod 2, thermopair 3;
Wherein: have groove 101 on the quill shaft 1, the two ends of groove 101 have blind hole 1 and blind hole 2 103 respectively, the centre of groove 101 has through hole 104, ceramic rod 2 is placed on blind hole 1 and blind hole 2 103 inside, one end of thermopair 3 lays respectively at the position of the top of ceramic rod 2 near bearing inner wall, the other end of thermopair 3 puts in the inside of quill shaft 1 by through hole 104, is connected with external measurement device.
Folded central angle is 180 degree between described blind hole 1 and the blind hole 2 103.
During on-line monitoring, the centrifugal force that axle rotates makes ceramic rod 2 that the measuring point of thermopair 3 is pressed on the bearing inner ring surface, measures online bearing temperature by thermopair 3.
Claims (2)
1. the device that can measure the rolling bearing inner wall surface temperature, it is characterized in that: the described device that can measure the rolling bearing inner wall surface temperature comprises quill shaft (1), ceramic rod (2), thermopair (3);
Wherein: have groove (101) on the quill shaft (1), the two ends of groove (101) have blind hole one (102) and blind hole two (103) respectively, the centre of groove (101) has through hole (104), ceramic rod (2) is placed on blind hole one (102) and blind hole two (103) inside, one end of thermopair (3) lays respectively at the position of the top of ceramic rod (2) near bearing inner wall, the other end of thermopair (3) puts in the inside of quill shaft (1) by through hole (104), is connected with external measurement device.
2. according to the described device that can measure the rolling bearing inner wall surface temperature of claim 1, it is characterized in that: folded central angle is 90 to 180 degree between described blind hole one (102) and the blind hole two (103).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202932857U CN201583358U (en) | 2009-12-17 | 2009-12-17 | Device capable of measuring surface temperature of inner wall of rotary bearing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202932857U CN201583358U (en) | 2009-12-17 | 2009-12-17 | Device capable of measuring surface temperature of inner wall of rotary bearing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201583358U true CN201583358U (en) | 2010-09-15 |
Family
ID=42725361
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202932857U Expired - Fee Related CN201583358U (en) | 2009-12-17 | 2009-12-17 | Device capable of measuring surface temperature of inner wall of rotary bearing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201583358U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103134605A (en) * | 2013-01-30 | 2013-06-05 | 山东大学 | Rolling bearing inner ring rolling path grinding temperature measuring device |
| CN104089716A (en) * | 2014-06-25 | 2014-10-08 | 西安交通大学 | Device for measuring temperature of inner walls of electrified heating pipes connected in parallel |
| CN110307125A (en) * | 2019-05-14 | 2019-10-08 | 沈阳工程学院 | A kind of wind generator set main shaft holds internal temperature indirect measurement method |
-
2009
- 2009-12-17 CN CN2009202932857U patent/CN201583358U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103134605A (en) * | 2013-01-30 | 2013-06-05 | 山东大学 | Rolling bearing inner ring rolling path grinding temperature measuring device |
| CN103134605B (en) * | 2013-01-30 | 2015-06-10 | 山东大学 | Rolling bearing inner ring rolling path grinding temperature measuring device |
| CN104089716A (en) * | 2014-06-25 | 2014-10-08 | 西安交通大学 | Device for measuring temperature of inner walls of electrified heating pipes connected in parallel |
| CN104089716B (en) * | 2014-06-25 | 2016-05-25 | 西安交通大学 | A kind of device of measuring wall temperature in energising heating tube in parallel |
| CN110307125A (en) * | 2019-05-14 | 2019-10-08 | 沈阳工程学院 | A kind of wind generator set main shaft holds internal temperature indirect measurement method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100915 Termination date: 20141217 |
|
| EXPY | Termination of patent right or utility model |