CN204439204U - A kind of gap adjustment frock of vibration-testing - Google Patents
A kind of gap adjustment frock of vibration-testing Download PDFInfo
- Publication number
- CN204439204U CN204439204U CN201520154832.9U CN201520154832U CN204439204U CN 204439204 U CN204439204 U CN 204439204U CN 201520154832 U CN201520154832 U CN 201520154832U CN 204439204 U CN204439204 U CN 204439204U
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- Prior art keywords
- gap adjustment
- vibration
- copper pipe
- fixedly connected
- adjustment frock
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- 238000012360 testing method Methods 0.000 title claims abstract description 36
- 239000000523 sample Substances 0.000 claims abstract description 35
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 27
- 229910052802 copper Inorganic materials 0.000 claims abstract description 27
- 239000010949 copper Substances 0.000 claims abstract description 27
- 238000010276 construction Methods 0.000 claims abstract description 20
- 230000035945 sensitivity Effects 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 6
- 230000008569 process Effects 0.000 description 4
- 230000008901 benefit Effects 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 208000037656 Respiratory Sounds Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000003745 diagnosis Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 238000013519 translation Methods 0.000 description 1
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Abstract
The utility model discloses a kind of gap adjustment frock of vibration-testing, relate to mechanical field.This gap adjustment frock comprises: adjustment structure, slide construction and probe fixing structure; Adjustment structure comprises: control hand wheel, be fixedly connected with thread spindle with described control hand wheel; Slide construction comprises: stop, contiguous block, slide rail and slide block; Stop and slide rail are fixedly installed on the surface of contiguous block respectively, and are symmetrical arranged relative to contiguous block, and slide block is fixedly installed on slide rail; Probe fixing structure comprises: copper pipe fastener, copper pipe and probe holder; One end of copper pipe is fixedly connected with copper pipe fastener, and the other end is fixedly connected with probe holder; By thread spindle, adjustment structure is threaded with slide construction; By being fixedly connected with of copper pipe fastener and slide block, slide construction is fixedly connected with probe fixing structure.The gap that the adjustable current vortex sensor of the utility model is popped one's head between measured object, increases current vortex sensor sensitivity, improves measuring accuracy.
Description
Technical field
The utility model relates to mechanical field, particularly relates to a kind of gap adjustment frock of vibration-testing.
Background technology
Current vortex sensor, at the state analysis of high-speed rotating machine and reciprocating machinery, in vibration research, analysis to measure, to non-contacting high precision vibration, displacement signal, can collect the many kinds of parameters of rotor oscillation state continuously exactly.As the radial vibration of axle, amplitude and axial location.From the analysis in theory of rotor dynamics, bearing, the motion state of large rotating machinery, depend primarily on its core---rotating shaft, and current vortex sensor, the state of the direct non-cpntact measurement rotating shaft of energy, to the imbalance of such as rotor, misalign, bearing wear, axle crackle and the Early judgement of the mechanical problems such as friction occurs, the information of key can be provided.Current vortex sensor so that its reliable long-term working is good, measurement range is wide, highly sensitive, resolution is high, fast response time, interference resistance by force, not by impact, the advantages of simple structure and simple of the media such as greasy dirt, be used widely in the on-line monitoring and fault diagnosis of large rotating machinery state.
But in existing machinery equipment, there is no the auxiliary mould that can regulate test probe as required, when realizing current vortex sensor test, probe test gap is effectively regulated.
Utility model content
The purpose of this utility model is the gap adjustment frock providing a kind of vibration-testing, thus solves the foregoing problems existed in prior art.
To achieve these goals, the utility model provides a kind of gap adjustment frock of vibration-testing, and this gap adjustment frock comprises: adjustment structure, slide construction and probe fixing structure; Described adjustment structure comprises: control hand wheel, be fixedly connected with thread spindle with described control hand wheel; Described slide construction comprises: stop, contiguous block, slide rail and slide block; Described stop and described slide rail are fixedly installed on the surface of described contiguous block respectively, and are symmetrical arranged relative to described contiguous block, and described slide block is fixedly installed on described slide rail; Described probe fixing structure comprises: copper pipe fastener, copper pipe and probe holder; One end of described copper pipe is fixedly connected with described copper pipe fastener, and the other end is fixedly connected with described probe holder; By described thread spindle, described adjustment structure is threaded with described slide construction; By being fixedly connected with of described copper pipe fastener and described slide block, described slide construction is fixedly connected with described probe fixing structure.
Preferably, the internal thread mated with described thread spindle is all set in described stop, described contiguous block and described slide rail.
Preferably, by 4 screws, described copper pipe fastener is fixed on described slide block.
Preferably, described slide construction also comprises: slide block locking device and stud, and the connection between described slide block locking device with described stud, between described stud with described slide rail is and is threaded.
More preferably, the axes normal that formed of described slide block locking device and described stud is in the axis of described thread spindle.
Preferably, described gap adjustment frock also comprises: support; By screw, described support is fixedly connected on described slide rail, and is symmetrical arranged relative to described slide rail and described slide block.
More preferably, described stop, described contiguous block and described slide rail have identical axis I, and described support and described slide block have identical axis II, and described axis I is 90 ° with the angle of described axis II.
More preferably, described gap adjustment frock also comprises: mounting bracket; Described mounting bracket and described support releasable connection.
More preferably, described releasable connection is for being threaded.
The beneficial effects of the utility model are:
The utility model achieves the gap regulated as required between the probe of current vortex sensor to testee, increases the sensitivity of current vortex sensor, improves measuring accuracy.
Adopt the utility model, operator away from the blade of High Rotation Speed, avoids causing danger in the process of adjustable range, and operating process is simultaneously also simple and efficient, because the structure in the utility model is ordinary elements, therefore cost is lower.
Accompanying drawing explanation
Structural representation when Fig. 1 is the gap adjustment frock work of vibration-testing described in embodiment;
Fig. 2 is the structural representation of Fig. 1 from A-A ' direction;
Wherein, 1 represents control hand wheel, and 2 represent thread spindle, 3 represent stop, and 4 represent contiguous block, and 5 represent slide rail, 6 represent slide block, and 7 represent slide block locking device, and 8 represent stud, 9 represent copper pipe fastener, and 10 represent copper pipe, and 11 represent probe holder, 12 represent support, and 13 represent some turbine sensor test probe, and 14 represent turbine, 15 represent test target, and 16 represent mounting bracket.
Embodiment
In order to make the purpose of this utility model, technical scheme and advantage clearly understand, below in conjunction with accompanying drawing, the utility model is further elaborated.Should be appreciated that embodiment described herein only in order to explain the utility model, and be not used in restriction the utility model.
Embodiment
See figures.1.and.2, the gap adjustment frock of vibration-testing described in the present embodiment, this gap adjustment frock comprises: adjustment structure, slide construction and probe fixing structure;
Described adjustment structure comprises: control hand wheel 1 and be fixedly connected with thread spindle 2 with described control hand wheel 1;
Described slide construction comprises: stop 3, contiguous block 4, slide rail 5 and slide block 6; Described stop 2 and described slide rail 5 are fixed on the surface of described contiguous block 4, and are symmetrical arranged relative to described contiguous block 4, and described slide block 6 is fixedly installed on described slide rail 5;
Described probe fixing structure comprises: copper pipe fastener 9, copper pipe 10 and probe holder 11; One end of described copper pipe 10 is fixedly connected with described copper pipe fastener 9, and the other end is fixedly connected with described probe holder 11;
By described thread spindle 2, described adjustment structure is formed with described slide construction and is threaded;
By being fixedly connected with of described copper pipe fastener 9 and described slide block 6, described slide construction is fixedly connected with described probe fixing structure.
In the present embodiment, the disposed thread mated with described thread spindle 2 is set in described stop 3, described contiguous block 4, described slide rail 5, realize thread spindle 2 respectively with described stop 3, described contiguous block 4, being threaded of described slide rail 5.
In the present embodiment, by 4 screws, described copper pipe fastener 9 is fixed on described slide block 6.
In the present embodiment, described slide construction also comprises: slide block locking device 7 and stud 8, connection between described slide block locking device 7 with described stud 8, between described stud 8 with described slide rail 5 is and is threaded, when rotary slider locker 7, slide block locking device 7 contacts with slide rail 5, reaches the object of locking sliding block.
In the present embodiment, the axes normal that formed of described slide block locking device 7 and described stud 8 is in the axis of described thread spindle 2.
In the present embodiment, described gap adjustment frock also comprises: support 12; By screw, described support 12 is fixedly connected on described slide rail 5, and is symmetrical arranged with described slide block 6 relative to described slide rail 6.Described stop 3, described contiguous block 4 and described slide rail 5 have identical axis I, and described support 12 has identical axis II with described slide block 6, and described axis I is 90 ° with the angle of described axis II.
In the present embodiment, described gap adjustment frock also comprises: mounting bracket 16; Described mounting bracket 16 is threaded with described support 12, and described mounting bracket is fixedly connected with the housing of test product; Simultaneously for supporting described gap adjustment frock.
Adopt gap adjustment frock described in the present embodiment, operator drives thread spindle to rotate by rotating control hand wheel, thread spindle drives again slide construction to slide, slide block is made to carry out translation, again because slide block is fixedly connected with probe fixing structure, so achieve copper pipe and be fixed on the movement of the probe holder on copper pipe, thus reach the width in the vibration-testing gap of adjustment.
The using method of the frock of gap adjustment described in the present embodiment:
The first step, installation testing target on turbine, facilitates the test of current vortex sensor, improves measuring accuracy;
Second step, the probe of current vortex sensor is arranged on the probe holder of gap adjustment frock of vibration-testing, then vibration tool is arranged on mounting bracket, now, enough safe distances need be reserved by between probe and test target, prevent issuable accident;
3rd step, rotates control hand wheel, regulates the distance between test probe and test target, screw slide block fastener by modes such as range estimations, and fixing slide block prevents probe holder from moving and test probe is destroyed.When the axle of turbine produces vibration, test target also vibrates thereupon, and the distance between current vortex sensor test probe and test target changes, and the test feedback signal of current vortex sensor changes, thus reaches the object of test.
By adopting technique scheme disclosed in the utility model, obtain effect useful as follows:
The utility model can regulate the gap between the probe of current vortex sensor to testee, increases the sensitivity of current vortex sensor, improves measuring accuracy.
Adopt the utility model, operator away from the blade of High Rotation Speed, avoids causing danger in the process of adjustable range, and operating process is simultaneously also simple and efficient, because the structure in the utility model is ordinary elements, therefore cost is lower.
The above is only preferred implementation of the present utility model; it should be pointed out that for those skilled in the art, under the prerequisite not departing from the utility model principle; can also make some improvements and modifications, these improvements and modifications also should look protection domain of the present utility model.
Claims (9)
1. a gap adjustment frock for vibration-testing, is characterized in that, this gap adjustment frock comprises: adjustment structure, slide construction and probe fixing structure;
Described adjustment structure comprises: control hand wheel, be fixedly connected with thread spindle with described control hand wheel;
Described slide construction comprises: stop, contiguous block, slide rail and slide block; Described stop and described slide rail are fixedly installed on the surface of described contiguous block respectively, and are symmetrical arranged relative to described contiguous block, and described slide block is fixedly installed on described slide rail;
Described probe fixing structure comprises: copper pipe fastener, copper pipe and probe holder; One end of described copper pipe is fixedly connected with described copper pipe fastener, and the other end is fixedly connected with described probe holder;
By described thread spindle, described adjustment structure is threaded with described slide construction;
By being fixedly connected with of described copper pipe fastener and described slide block, described slide construction is fixedly connected with described probe fixing structure.
2. the gap adjustment frock of vibration-testing according to claim 1, is characterized in that, all arranges the internal thread mated with described thread spindle in described stop, described contiguous block and described slide rail.
3. the gap adjustment frock of vibration-testing according to claim 1, be is characterized in that, be fixed on described slide block by described copper pipe fastener by 4 screws.
4. the gap adjustment frock of vibration-testing according to claim 1, it is characterized in that, described slide construction also comprises: slide block locking device and stud, and the connection between described slide block locking device with described stud, between described stud with described slide rail is and is threaded.
5. the gap adjustment frock of vibration-testing according to claim 4, it is characterized in that, the axes normal that described slide block locking device and described stud are formed is in the axis of described thread spindle.
6. the gap adjustment frock of vibration-testing according to claim 1, it is characterized in that, described gap adjustment frock also comprises: support; By screw, described support is fixedly connected on described slide rail, and is symmetrical arranged relative to described slide rail and described slide block.
7. the gap adjustment frock of vibration-testing according to claim 6, it is characterized in that, described stop, described contiguous block and described slide rail have identical axis I, and described support and described slide block have identical axis II, and described axis I is 90 ° with the angle of described axis II.
8. the gap adjustment frock of vibration-testing according to claim 7, it is characterized in that, described gap adjustment frock also comprises: mounting bracket; Described mounting bracket and described support releasable connection.
9. the gap adjustment frock of vibration-testing according to claim 8, it is characterized in that, described releasable connection is for being threaded.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520154832.9U CN204439204U (en) | 2015-03-18 | 2015-03-18 | A kind of gap adjustment frock of vibration-testing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520154832.9U CN204439204U (en) | 2015-03-18 | 2015-03-18 | A kind of gap adjustment frock of vibration-testing |
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| Publication Number | Publication Date |
|---|---|
| CN204439204U true CN204439204U (en) | 2015-07-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520154832.9U Expired - Fee Related CN204439204U (en) | 2015-03-18 | 2015-03-18 | A kind of gap adjustment frock of vibration-testing |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106092307A (en) * | 2016-06-21 | 2016-11-09 | 核工业理化工程研究院 | The radially caliberating device of vibration-measuring sensor |
| CN114216638A (en) * | 2021-12-31 | 2022-03-22 | 杭州高品自动化设备有限公司 | Vibration testing mechanism for door actuator testing device and working method thereof |
-
2015
- 2015-03-18 CN CN201520154832.9U patent/CN204439204U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106092307A (en) * | 2016-06-21 | 2016-11-09 | 核工业理化工程研究院 | The radially caliberating device of vibration-measuring sensor |
| CN114216638A (en) * | 2021-12-31 | 2022-03-22 | 杭州高品自动化设备有限公司 | Vibration testing mechanism for door actuator testing device and working method thereof |
| CN114216638B (en) * | 2021-12-31 | 2023-10-03 | 杭州高品自动化设备有限公司 | Vibration testing mechanism for door actuator testing device and working method thereof |
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| 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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150701 |