CN1844877A - Mounting apparatus for vibration-measuring sensor - Google Patents
Mounting apparatus for vibration-measuring sensor Download PDFInfo
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- CN1844877A CN1844877A CN 200610025192 CN200610025192A CN1844877A CN 1844877 A CN1844877 A CN 1844877A CN 200610025192 CN200610025192 CN 200610025192 CN 200610025192 A CN200610025192 A CN 200610025192A CN 1844877 A CN1844877 A CN 1844877A
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Abstract
The invention discloses a mounting device of vibration sensor, which is a cube. Wherein, the left plane of cube is embedded with a strong magnetic steel whose plane and the left plane form a surface adhered on the tested surface; the lower plane has be cut into the first plane; the angle alpha between the first plane and the left plane and the angle between the tested surface and the vertical surface relative to tested surface are complementary angles to each other; the right plane has the second plane; the angle beta between the second and upper planes and the angle between the upper plane and the vertical surface are complementary angles to each other; the upper plane, front plane, back plane, first plane and the second plane have screw holes. The invention has simple structure, lower weight, which can support the mounting of vibration testing points of variable diesel engine frames. The invention has high efficiency, which can reduce the labor force, improve the safety of workers and the data accuracy.
Description
Technical field
The present invention relates to fields of measurement, particularly a kind of bestir oneself mounting apparatus for vibration-measuring sensor of fields of measurement of diesel engine that is used for.
Background technology
Because big many of the vibration that marine diesel when running the produces vibration that vibration produces during than the standard machinery equipment operation, so when diesel engine was delivered goods, provide evaluation diesel vibration earthquake intensity grade to the owner was report in GB (GB/T6075.6-2002 idt ISO 10816-6:1995) regulation regional extent.
When surveying diesel vibration, for correctly estimating diesel engine stand vibration severity grade, when surveying the diesel engine stand vibration, vibration transducer is correctly installed, the correct selection of measuring point is vital factor, otherwise will cause error to measurement result, when serious even may make measurement result meaningless.As shown in Figure 1, vialog generally commonly used is employed to be unidirectional acceleration transducer, vibration-measuring sensor 11 common carry magnet dishes 12, and the screw of this lifting magnet 12 is screwed in vibration-measuring sensor 11 screw threads.During measurement, lifting magnet 12 is inhaled on the unit under test surface, just can be recorded the frequency response of a direction and the vibration data of amplitude.It mainly is the vibration of surveying on the machine main structure body that diesel vibration is measured, and just measures the vibrating numerical of three directions of measuring point axes of coordinates such as diesel engine stand base, frame top, cylinder block plane, evaluates the vibration severity grade according to these vibrating numericals.Measurement point is according to the purpose of measuring and selected.Usually the bent axle or the center of gravity of diesel engine are got the initial point of making rectangular coordinate system, as shown in Figure 2.Each selected measuring point is all needed all to measure on X, Y, three coordinate directions of Z, as A point among the figure, survey the vibration that A is ordered, have any problem at three direction sensor installations of A point, " value of the representative A that Z axle, the Y ' axle that point is measured, the value of X ' axle the are similar to X-axis of ordering, Y-axis, Z axle three directions, the precision to vibration survey makes a big impact so then with A point, A ' point, A.
The structural representation of in-line arrangement multi-cylinder diesel engine as shown in Figure 3, just very difficult during the vibration of X-direction of surveying the left end 27 at machine middle part 25 of gantry base 21 and right-hand member 28, look for close position to replace, in the left end 27 of the free end 26 of the output terminal 24 on frame top 23 and machine and right-hand member 28 sensor installations difficulty equally, also need look for close position to replace; The left end 27 of the free end 26 of the output terminal 24 on the frame top 23 in the synoptic diagram of V-type multi-cylinder diesel engine shown in Figure 4, machine middle part 25 and machine and right-hand member 28 sensor installations are difficulty equally, and the frame top 23 of V-type multi-cylinder diesel engine has the angle inclined-plane with the plane of the left end 27 of gantry base 21 and right-hand member 28 with corresponding vertical plane, and the vibration data correctness of the energy correct response to measure three directions of this point is more difficult.And parts such as the piping on the diesel engine are many, complicated, the space is little, temperature height, so the practical operation complexity of vibration survey, and labour intensity is big, and the work period is long, and Personal Safety is poor; Change because of vibration pickup point direction position simultaneously also brings very big influence to the vibration data precision of measuring.
Summary of the invention
The objective of the invention is to overcome the above-mentioned defective that when surveying each measurement point of diesel engine, exists, a kind of mounting apparatus for vibration-measuring sensor is provided, by being installed in the measured point, this mounting apparatus for vibration-measuring sensor makes the test of on the measured point, finishing X-axis, Y-axis and three directions of Z axle simultaneously, make test simple and convenient, increase work efficiency simultaneously, improve measuring accuracy.
Technical scheme of the present invention is:
A kind of mounting apparatus for vibration-measuring sensor, this erecting device is a cube, on this cubical left plane, embed a high magnetic steel, the plane of this high magnetic steel becomes a plane with cubical left plane and is attached on the tested surface, cut one first plane at its lower plane, the angle of the angle α on this first plane and left plane and tested surface and the corresponding vertical plane of this tested surface is complementary angle each other, cut one second plane on its right plane, the angle β on this second plane and last plane and the angle of last plane and described vertical plane be the supplementary angle each other, plane on described, frontal plane, back plane, have screw on first plane and second plane.
Described cubical on the plane cut the 3rd plane, the 3rd plane and described first plane parallel, and on the 3rd plane, have corresponding screw.
Described cube is rectangular parallelepiped or square.
Also post the thin plate that a layer thickness is the bakelite material about 0.04mm-0.2 on the surface of described high magnetic steel.
Use the measuring method of this mounting apparatus for vibration-measuring sensor to be:
1. according to the size of measurement face, select corresponding mounting apparatus for vibration-measuring sensor with the angle of corresponding vertical plane;
2. the left plane with the installation high magnetic steel of mounting apparatus for vibration-measuring sensor is attached on the test point that needs vibration measuring, is integral with measured object, and frontal plane and back plane are perpendicular to X-axis, and second plane is perpendicular to Y-axis, and first plane is perpendicular to the Z axle;
3. vibration-measuring sensor is screwed in the screw of frontal plane or back plane the axial vibration data of measured X;
4. vibration-measuring sensor is screwed in the screw on first plane, measure the vibration data of Z-direction;
5. vibration-measuring sensor is screwed in the screw on second plane, measure the vibration data of Y direction.
3. described the go on foot to the can change along continuous 5..
Technique effect of the present invention is:
1. the point position that adopts dissimilar the present invention can adapt to dissimilar diesel engines is installed, and needn't seek the position that substitutes coordinate direction measuring point again, has improved production efficiency;
2. cancelled and sought the measuring point that substitutes former measuring point direction, can save for 1/3 time measuring period, alleviated labor intensity of operating personnel;
3. avoid when seeking the measuring point that substitutes former measuring point direction, the parts collision in addition of human body and machine, the generation that scratches, scalds have improved safety of operators;
4. after adopting the present invention, shorten the vibration survey cycle, reduced diesel engine working time, saved the consumption spending expense of fuel oil, reduced diesel engine trial run and run expense;
5. after adopting the present invention, on former point position, just can finish record this measuring point three direction vibration datas, thus no longer need to seek the replacement point position measure trueness error that vibration data brings, improved the vibration survey data precision;
Mounting apparatus for vibration-measuring sensor of the present invention is simple in structure, in light weight, easy to carry, is fit to the installation of various types of diesel engine stand vibration measuring points; The present invention is convenient to install, easy, speed is fast, efficient is high, be convenient to implement, and has reduced labor intensity of operating personnel, has improved operating personnel's safe reliability, has further improved evaluation diesel vibration earthquake intensity data correctness.
Description of drawings
Fig. 1 is the structural representation of existing unidirectional vibration-measuring sensor;
Fig. 2 is that existing measurement point is selected synoptic diagram;
Fig. 3 is the structural representation of in-line arrangement multi-cylinder diesel engine;
Fig. 4 is the structural representation of V-type multi-cylinder diesel engine;
Fig. 5 is a structural representation of the present invention;
Fig. 6 is the left view of the present invention of Fig. 5;
Fig. 7 is the synoptic diagram of Application Example 1 of the present invention;
Fig. 8 is the synoptic diagram of Application Example 2 of the present invention;
Among the figure:
The 11-vibration-measuring sensor; The 12-lifting magnet;
The 21-gantry base; 22-bent axle height; 23-frame top;
The 24-output terminal; 25-machine middle part; The free end of 26-machine;
The 27-left end; The 28-right-hand member;
The 2-high magnetic steel; 3-second plane; 4-first plane.
Embodiment
Below in conjunction with specific embodiment the present invention is described in detail.
Structural representation of the present invention as shown in Figure 5 and left view of the present invention shown in Figure 6, a kind of mounting apparatus for vibration-measuring sensor, this erecting device is a square, this square can adopt any one carbon steel material, a close-fitting of processing and can put into the groove of high magnetic steel 2 on the left plane of this square, a high magnetic steel 2 is embedded in this groove, the plane of this high magnetic steel 2 becomes a plane with cubical left plane and is attached on the tested surface, cut one first plane 4 at its lower plane, the angle α on this first plane 4 and left plane, angle between this angle α and tested surface and the corresponding vertical plane of this tested surface is complementary angle each other, cut one second plane 3 on its right plane, the angle β on this second plane 3 and last plane and the angle that should go up plane and described vertical plane be the supplementary angle each other, plane on described, frontal plane, back plane, have screw on first plane 4 and second plane 3.Described cubical on the plane also cut the 3rd plane, the 3rd plane is parallel with described first plane 4, and has corresponding screw on the 3rd plane.Also can be rectangular parallelepiped at described square.
As needs insulation or avoid high temperature that vibration-measuring sensor is measured the influence that produces, the bakelite material thin plate of a bonding layer thickness about 0.1mm on the high magnetic steel plane is installed at the square iron seat.
Be illustrated in figure 7 as the Application Example 1 that the output terminal that uses this mounting apparatus for vibration-measuring sensor to be installed in the bent axle height of V-type multi-cylinder diesel engine is measured, the step of its measurement is as follows:
1. the measurement point plane of the output terminal through measuring the bent axle height of confirming this V-type multi-cylinder diesel engine and the angle γ of corresponding vertical plane are 15 °, and selecting angle α is 75 °, and β is 105 ° a mounting apparatus for vibration-measuring sensor of the present invention;
2. the left plane of the installation high magnetic steel 2 of the mounting apparatus for vibration-measuring sensor that chooses is attached on the measurement point plane of output terminal of bent axle height and is integral with measured object, frontal plane and back plane are perpendicular to X-axis like this, second plane 3 is perpendicular to Y-axis, and first plane 4 is perpendicular to the Z axle;
3. vibration-measuring sensor is screwed in the screw of frontal plane the axial vibration data of measured X;
4. vibration-measuring sensor is unloaded by frontal plane, again this vibration-measuring sensor is screwed in the screw on first plane 4, measure the vibration data of Z-direction;
5. vibration-measuring sensor is unloaded by first plane 4, again vibration-measuring sensor is screwed in the screw on second plane 3, measure the vibration data of Y direction.
3. described go on foot to 5. the order and can change.
Figure 8 shows that the Application Example of measuring in the middle part of the machine on the frame top of using this mounting apparatus for vibration-measuring sensor to be installed in the V-type multi-cylinder diesel engine 2 for another example, the step of its measurement is as follows:
1. the measurement point plane at the machine middle part through measuring the frame top of confirming this V-type multi-cylinder diesel engine and the angle δ of corresponding surface level are 15 °, and selecting angle α is 75 °, and β is 105 ° a mounting apparatus for vibration-measuring sensor of the present invention;
2. the left plane of the installation high magnetic steel 2 of the mounting apparatus for vibration-measuring sensor that chooses is attached on the measurement point plane at machine middle part on frame top and is integral with measured object, frontal plane and back plane are perpendicular to X-axis like this, first plane 4 is perpendicular to Y-axis, and second plane 3 is perpendicular to the Z axle;
3. vibration-measuring sensor is screwed in the screw of frontal plane the axial vibration data of measured X;
4. vibration-measuring sensor is unloaded by frontal plane, again vibration-measuring sensor is screwed in the screw on first plane 4, measure the vibration data of Y direction;
5. vibration-measuring sensor is unloaded by first plane 4, again this vibration-measuring sensor is screwed in the screw on second plane 3, measure the vibration data of Z-direction.
3. described the go on foot to the can change along continuous 5..
In sum, mounting apparatus for vibration-measuring sensor of the present invention has solved the installation question of three coordinate direction sensors of this diesel engine stand vibration point position, has obviously improved production efficiency, and has had the following advantages:
1. the present invention is installed on the point position, just can carries out three coordinate direction vibration transducers and install and measure, substituted vibration survey method of operating shown in Figure 1, alleviate labor intensity of operating personnel greatly at former point position.
2. handling safety
Near the piping diesel engine stand top vibration point position, parts complexity, space are little, and position, the diesel engine upper strata staff only on the test bay is narrower, unsafe factors such as collision, hand scuffing, scald when avoiding because of sensor installation.
3. the spending of reducing expenses
Select Installation and Debugging method of the present invention for use, required cycle of diesel engine stand vibration survey shortens, and has reduced diesel engine working time, has saved spendings such as fuel oil, lubricating oil, water and has consumed.
The present invention is applicable to the installation of all kinds diesel engine stand vibration point position, also can be widely used in the vibration survey field simultaneously.
Claims (5)
1. mounting apparatus for vibration-measuring sensor, it is characterized in that this erecting device is a cube, on this cubical left plane, embed a high magnetic steel (2), the plane of this high magnetic steel (2) becomes a plane with cubical left plane and is attached on the tested surface, cut one first plane (4) at its lower plane, the angle α on this first plane (4) and left plane and the angle of tested surface and the corresponding vertical plane of this tested surface be complementary angle each other, cut one second plane (3) on its right plane, the angle β on this second plane (3) and last plane and the angle of last plane and described vertical plane be the supplementary angle each other, plane on described, frontal plane, back plane, have screw on first plane (4) and second plane (3).
2. mounting apparatus for vibration-measuring sensor according to claim 1, it is characterized in that described cubical on the plane cut the 3rd plane, the 3rd plane is parallel with described first plane (4), and has corresponding screw on the 3rd plane.
3. mounting apparatus for vibration-measuring sensor according to claim 1 is characterized in that at described cube be rectangular parallelepiped or square.
4. according to mounting apparatus for vibration-measuring sensor according to claim 1, it is characterized in that also posting the thin plate that a layer thickness is the bakelite material about 0.04mm-0.2mm on the surface of described high magnetic steel (2).
5. mounting apparatus for vibration-measuring sensor according to claim 1 is characterized in that using the measuring method of this mounting apparatus for vibration-measuring sensor to be:
1. according to the size of measurement face, select corresponding mounting apparatus for vibration-measuring sensor with the angle of corresponding vertical plane;
2. the left plane of the installation high magnetic steel (2) of mounting apparatus for vibration-measuring sensor is attached on the test point that needs vibration measuring and is integral with measured object, frontal plane and back plane are perpendicular to X-axis, and second plane (3) perpendicular to Y-axis, first plane (4) are perpendicular to the Z axle;
3. vibration-measuring sensor is screwed in the screw of frontal plane or back plane the axial vibration data of measured X;
4. vibration-measuring sensor is screwed in the screw of first plane (4), measure the vibration data of Z-direction;
5. vibration-measuring sensor is screwed in the screw of second plane (3), measure the vibration data of Y direction.
3. described the go on foot to the can change along continuous 5..
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2006100251927A CN100570315C (en) | 2006-03-29 | 2006-03-29 | Mounting apparatus for vibration-measuring sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2006100251927A CN100570315C (en) | 2006-03-29 | 2006-03-29 | Mounting apparatus for vibration-measuring sensor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1844877A true CN1844877A (en) | 2006-10-11 |
| CN100570315C CN100570315C (en) | 2009-12-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2006100251927A Active CN100570315C (en) | 2006-03-29 | 2006-03-29 | Mounting apparatus for vibration-measuring sensor |
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| CN (1) | CN100570315C (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103852260A (en) * | 2014-02-12 | 2014-06-11 | 中国北方发动机研究所(天津) | Fixing structure for vibration test sensor of engine pedestal |
| CN106468615A (en) * | 2015-08-18 | 2017-03-01 | 联合汽车电子有限公司 | Simulation fuel tank for oil pump bracket assembly vibration test and vibration test system |
| CN107421702A (en) * | 2017-09-12 | 2017-12-01 | 中冶建筑研究总院有限公司 | A kind of high temperature resistant magnetic suck protector and method for vialog |
| CN110307891A (en) * | 2019-06-26 | 2019-10-08 | 西安近代化学研究所 | A kind of warship canon gun carriage vibration measurement sensor mounting structure |
| CN111351567A (en) * | 2020-04-14 | 2020-06-30 | 镇江赛尔尼柯自动化有限公司 | Ship equipment vibration state monitoring device and method based on acceleration sensor |
-
2006
- 2006-03-29 CN CNB2006100251927A patent/CN100570315C/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103852260A (en) * | 2014-02-12 | 2014-06-11 | 中国北方发动机研究所(天津) | Fixing structure for vibration test sensor of engine pedestal |
| CN106468615A (en) * | 2015-08-18 | 2017-03-01 | 联合汽车电子有限公司 | Simulation fuel tank for oil pump bracket assembly vibration test and vibration test system |
| CN107421702A (en) * | 2017-09-12 | 2017-12-01 | 中冶建筑研究总院有限公司 | A kind of high temperature resistant magnetic suck protector and method for vialog |
| CN110307891A (en) * | 2019-06-26 | 2019-10-08 | 西安近代化学研究所 | A kind of warship canon gun carriage vibration measurement sensor mounting structure |
| CN111351567A (en) * | 2020-04-14 | 2020-06-30 | 镇江赛尔尼柯自动化有限公司 | Ship equipment vibration state monitoring device and method based on acceleration sensor |
Also Published As
| Publication number | Publication date |
|---|---|
| CN100570315C (en) | 2009-12-16 |
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Owner name: HUDONG HEAVY MACHINERY CO., LTD. Free format text: FORMER OWNER: CHINA SHIPBUILDING INDUSTRY CO. Effective date: 20080201 |
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Effective date of registration: 20080201 Address after: Number 2851, Pudong Avenue, Shanghai, 200129 Applicant after: Hudong Heavy Mechine Co., Ltd. Address before: Number 2851, Pudong Avenue, Shanghai, 200129 Applicant before: Hudong Zhongji Co., Ltd. |
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