CN116659650B - Mechanical vibration measuring device for electrical engineering - Google Patents

Mechanical vibration measuring device for electrical engineering Download PDF

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Publication number
CN116659650B
CN116659650B CN202310961489.8A CN202310961489A CN116659650B CN 116659650 B CN116659650 B CN 116659650B CN 202310961489 A CN202310961489 A CN 202310961489A CN 116659650 B CN116659650 B CN 116659650B
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plate
measuring device
mechanical vibration
electrical engineering
electric
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CN116659650A (en
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林建新
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Fuzhou University
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Fuzhou University
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    • GPHYSICS
    • G01MEASURING; TESTING
    • G01HMEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC OR INFRASONIC WAVES
    • G01H11/00Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves by detecting changes in electric or magnetic properties
    • G01H11/06Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves by detecting changes in electric or magnetic properties by electric means

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  • General Physics & Mathematics (AREA)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
  • Details Of Measuring And Other Instruments (AREA)

Abstract

The application provides a mechanical vibration measuring device for electrical engineering, which comprises a bottom plate, wherein a measuring device body is arranged at the top of the bottom plate, an iron core is arranged in a sealing plate, a fixed plate is arranged at the bottom of a mounting column, a groove body is arranged at the bottom of a first connecting column, a permanent magnet block is arranged on the side edge of the first connecting plate, a second connecting column is arranged at the bottom of a piezoelectric rod, a dielectric block is arranged at the bottom of an electrode plate, a guide rail plate is arranged on the side edge of the second connecting plate, and a positioning plate is arranged at the bottom of a fixing pin. This mechanical vibration measuring device of electrical engineering, through the installation of permanent magnetism piece, prevent that the device from when measuring, disturbed by the surrounding magnetic field easily, lead to the device unable use, or the device uses under harsher environment, and the device receives the influence of environment, unable operation leads to the device unable to measure effectual to electric to through the measurement of permanent magnetism piece reinforcing means, make the device can effectually measure electric.

Description

Mechanical vibration measuring device for electrical engineering
Technical Field
The application relates to the technical field of mechanical vibration measuring equipment, in particular to a mechanical vibration measuring device for electrical engineering.
Background
Along with the rapid development of industrialization, the measurement technology is always in a high-speed development process, the traditional vibration measurement has lower precision in monitoring the running states of machines and structures and diagnosing faults, and the mechanical vibration measurement method is mainly divided into three types: electrical, mechanical, optical, among which electrical methods are the most used.
Vibration measurement means that vibration variation is detected and converted into corresponding electric signals which are convenient to display, analyze and process, and needed useful information is extracted from the electric signals, so that vibration problems are solved, theoretical calculation is needed, vibration test analysis is needed in many cases, and a proper measuring method is needed to be mastered besides necessary sensors and instrument equipment for vibration measurement, so that reliable data and a proper result can be obtained; at present, in the mechanical vibration measurement process, vibration change is generally converted into an electric signal, but in the conversion process, because the frequency of vibration is uncontrollable, when the vibration frequency is increased, the electric signal conversion device needs to be increased in bearing voltage range, and at the moment, the electric signal conversion device needs to be replaced, and also, if the vibration frequency is reduced, at the moment, an electric element with a smaller voltage range needs to be replaced, and only then, the accuracy of measurement data can be ensured.
The electronic vibration meter instrument in the prior art has a complex structure, has high manufacturing and using requirements on the electronic vibration meter instrument, increases the cost, but in some production practices, workers still use visual inspection and hand feeling to measure the vibration intensity of a machine, so that the measuring accuracy is inaccurate, the workers cannot timely help to grasp the running state of a unit, the vibration quantity of a measured object is converted into electric quantity by an electric quantity measuring instrument, then the electric quantity measuring instrument is used for measuring the mechanical vibration, the electric measuring device is difficult to fix, mutual vibration is easy to occur between the electric measuring device and a measuring body, the electric measuring process is easy to be interfered by a magnetic field, the inaccuracy of data is caused, great trouble is brought to the measuring workers, and meanwhile, under the condition that the device is in vibration, the falling of a device part causes electric leakage or circuit cannot be stably connected, so that unnecessary loss is caused.
Disclosure of Invention
In view of the above-mentioned drawbacks or shortcomings in the prior art, the present application aims to provide a mechanical vibration measuring device for electrical engineering, including a bottom plate, the bottom plate top is equipped with a measuring device body, the inside of the measuring device body is equipped with a sealing plate, the inside of the sealing plate is equipped with an iron core, the bottom of the sealing plate is equipped with a mounting post, the bottom of the mounting post is equipped with a fixed plate, the bottom of the fixed plate is equipped with a first connecting post, the bottom of the first connecting post is equipped with a groove body, the bottom of the groove body is equipped with a guide rod, the side of the sealing plate is equipped with a first connecting plate, the side of the first connecting plate is equipped with a permanent magnet, the bottom of the permanent magnet is equipped with a piezoelectric rod, the bottom of the piezoelectric rod is equipped with a second connecting post, the bottom of the second connecting post is equipped with an electrode plate, the bottom of the electrode plate is equipped with a dielectric block, the side of the second connecting plate is equipped with a guide rail plate, the bottom of the dielectric block is equipped with a fixed pin, and the bottom of the fixed pin is equipped with a positioning plate.
Preferably, the measuring device body is mounted on the upper surface of the bottom plate, the sealing plate is mounted on the inner wall of the measuring device body, and the iron core is mounted on the inner wall of the sealing plate.
The beneficial effects are that:
1. this mechanical vibration measuring device of electrical engineering has reached through the cell body installation in first spliced pole bottom and has been used for bearing the weight that the device part of top brought through cell body and first spliced pole, avoid the weight of top part to cause the influence to the below part, intensity and rigidity through first spliced pole and cell body reinforcing means simultaneously, under the circumstances that produces the vibration when the device, guarantee that the device has sufficient firm effect through cell body and first spliced pole, so as to guarantee that the device can stable operation, avoid the drop of device part to cause electric leakage or the connection that the circuit can not be stable appear, so as to avoid causing unnecessary loss, effectively improve the quality that the device used, the rethread conductor is in order to ensure the electric current to pass through, guarantee can carry each part with the electric current in, make each part pass through electric current and can mutually operate, thereby make the measuring device body carry out vibration measurement.
2. The mechanical vibration measuring device for the electrical engineering is installed at the bottom of the second connecting column through the electrode plate, so that the resistance of the device is reduced, the device can be used at high frequency, meanwhile, when the vibration frequency is improved, the electric signal conversion device needs to be increased in bearing voltage range through the electrode plate and the dielectric block, and likewise, if the vibration frequency is reduced, the current with smaller voltage range needs to be replaced at the moment, so that the device can form a complete electric conduction path, the loss of low-frequency components in the electric signal is prevented from being too large, the working efficiency of the device is influenced, high-frequency and pulse interference can be effectively eliminated, and the accuracy of the measured data of the device can be ensured through the electrode plate and the dielectric block.
Drawings
Other features, objects and advantages of the present application will become more apparent upon reading of the detailed description of non-limiting embodiments, made with reference to the accompanying drawings in which:
FIG. 1 is a schematic perspective view of a measuring device according to the present application;
FIG. 2 is a schematic diagram of the front view of the measuring device of the present application;
FIG. 3 is a right-side view of the measuring device of the present application;
FIG. 4 is a schematic view of a partial enlarged structure of the measuring device of the present application;
FIG. 5 is a schematic view of a partial enlarged structure of the measuring device of the present application;
FIG. 6 is a schematic view of a partial enlarged structure of the measuring device of the present application.
In the figure: 1. a bottom plate; 2. a measuring device body; 3. a sealing plate; 4. an iron core; 5. a mounting column; 6. a fixing plate; 7. a first connection post; 8. a tank body; 9. a guide rod; 10. a first connection plate; 11. permanent magnet blocks; 12. pressing an electric pole; 13. a second connection post; 14. an electrode plate; 15. a dielectric block; 16. a second connecting plate; 17. a guide rail plate; 18. a fixing pin; 19. and (5) positioning the plate.
Detailed Description
The application is described in further detail below with reference to the drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the application and are not limiting of the application. It should be noted that, for convenience of description, only the portions related to the application are shown in the drawings.
The drawings in the embodiments of the application: the different kinds of cross-sectional lines in the drawings are not marked according to national standards, and the material of the elements is not required, so that the cross-sectional views of the elements in the drawings are distinguished.
Referring to fig. 1-6, a mechanical vibration measuring device for electrical engineering includes a bottom plate 1, a measuring device body 2 is arranged at the top of the bottom plate 1, a sealing plate 3 is arranged in the measuring device body 2, an iron core 4 is arranged in the sealing plate 3, a mounting column 5 is arranged at the bottom of the sealing plate 3, a fixing plate 6 is arranged at the bottom of the mounting column 5, a first connecting column 7 is arranged at the bottom of the fixing plate 6, a groove 8 is arranged at the bottom of the first connecting column 7, a guide rod 9 is arranged at the bottom of the groove 8, a first connecting plate 10 is arranged at the side edge of the sealing plate 3, a permanent magnet 11 is arranged at the side edge of the first connecting plate 10, a piezoelectric rod 12 is arranged at the bottom of the permanent magnet 11, a second connecting column 13 is arranged at the bottom of the piezoelectric rod 12, an electrode plate 14 is arranged at the bottom of the second connecting column 13, a dielectric block 15 is arranged at the bottom of the electrode plate 14, a second connecting plate 16 is arranged at the side edge of the dielectric block 15, a guide rail plate 17 is arranged at the side edge of the second connecting plate 16, a fixing pin 18 is arranged at the bottom of the dielectric block 15, and a positioning plate 19 is arranged at the bottom of the fixing pin 18.
Wherein, install at bottom plate 1 top through measuring device body 2, fix measuring device body 2 through bottom plate 1, guarantee measuring device body 2 stability when using, and install inside measuring device body 2 through closing plate 3, iron core 4 installs inside closing plate 3, thereby make measuring device body 2 in the electric coil through iron core 4, can produce great magnetic induction intensity, reduce and be disturbed by the magnetic field easily in the electric measurement process, cause the inaccuracy of data, brought huge puzzlement for measuring staff, effectively improve measuring device body 2 steady operation's effect.
Wherein, through the installation of erection column 5, fix closing plate 3 through erection column 5, rethread fixed plate 6 is fixed erection column 5 and first spliced pole 7, and install and maintain iron core 4 through erection column 5 be convenient for the staff, when the iron core 4 appears damaging, staff's accessible erection column 5 is with iron core 4 from closing plate 3 dismantle, can install new iron core 4 in closing plate 3 again, guarantee simultaneously through closing plate 3 and erection column 5 that iron core 4 can be stable install in measuring device body 2, have the benefit of convenient dismantlement and installation.
The device is installed at the bottom of the first connecting column 7 through the groove body 8, the groove body 8 and the first connecting column 7 are used for bearing the weight brought by the upper device component, the influence of the weight of the upper component on the lower component is avoided, meanwhile, the strength and rigidity of the device are enhanced through the first connecting column 7 and the groove body 8, under the condition that vibration is generated by the device, the device is guaranteed to have enough firm action through the groove body 8 and the first connecting column 7, so that the device can stably operate, electric leakage caused by falling of the device component or unstable connection of a circuit is avoided, unnecessary loss is avoided, the quality of the device used is effectively improved, the current is guaranteed to pass through the guide rod 9, the current can be guaranteed to be conveyed into each component, and each component can mutually operate through the current, so that the measuring device body 2 can perform vibration measurement.
Wherein, through the installation of first connecting plate 10, connect fixedly through first connecting plate 10 to closing plate 3 and permanent magnetism piece 11, guarantee that the device part can become an holistic structure, and then make the device part can mutually utilize the effect of mutual operation.
Wherein, through the installation of permanent magnetism piece 11, prevent that the device from being disturbed by the surrounding magnetic field when measuring, lead to the device unable use, or the device uses under harsher environment, and the device receives the influence of environment, unable operation leads to the device unable to measure effectually to electric to strengthen the measurement of device through the permanent magnetism piece 11, make the device can effectually measure electric.
The electrode plate 14 is installed at the bottom of the second connecting column 13, so that the resistance of the device is reduced, the device can be used at high frequency, meanwhile, when the vibration frequency is increased, the electric signal conversion device needs to be increased in the bearing voltage range through the electrode plate 14 and the dielectric block 15, and likewise, if the vibration frequency is reduced, the current with smaller voltage range needs to be replaced at the moment, so that the device can form a complete electric conduction path, the loss of low-frequency components in the electric signal is prevented from being too large, the working efficiency of the device is influenced, high-frequency and impulse interference can be effectively eliminated, and the accuracy of the measurement data of the device can be ensured through the electrode plate 14 and the dielectric block 15.
The guide rail plate 17 is arranged at the side of the second connecting plate 16, the guide rail plate 17 is fixed through the second connecting plate 16, and the guide rail plate 17 is used for supporting and guiding the operation of the device components, so that the device components and the components are in linear operation.
Wherein, install in the fixed pin 18 bottom through locating plate 19, fix fixed pin 18 through locating plate 19, and prevent dielectric block 15 and electrode plate 14 through fixed pin 18 not hard up or remove in the vibration in-process to influence the performance of electrode plate 14 and dielectric block 15, effectively guarantee that dielectric block 15 and electrode plate 14 can firm install on the device.
When in use, the measuring device body 2 is arranged at the top of the bottom plate 1, the measuring device body 2 is fixed through the bottom plate 1, the stability of the measuring device body 2 in use is ensured, and the measuring device body 2 is arranged in the measuring device body 2 through the sealing plate 3, the iron core 4 is arranged in the sealing plate 3, thereby the measuring device body 2 can generate larger magnetic induction intensity in an electrified coil through the iron core 4, the magnetic field interference easily caused in the electric measuring process is reduced, the inaccuracy of data is caused, the huge trouble is brought to measuring staff, the effect of the stable operation of the measuring device body 2 is effectively improved, the sealing plate 3 is fixed through the mounting post 5, the mounting post 5 and the first connecting post 7 are fixed through the fixing plate 6, and the iron core 4 is convenient to be installed and maintained by the staff through the mounting post 5, when the iron core 4 is damaged, a worker can detach the iron core 4 from the sealing plate 3 through the mounting column 5, can install a new iron core 4 in the sealing plate 3, can ensure that the iron core 4 can be stably installed in the measuring device body 2 through the sealing plate 3 and the mounting column 5, has the advantage of convenient disassembly and installation, is installed at the bottom of the first connecting column 7 through the groove body 8, is used for bearing the weight brought by the upper device part through the groove body 8 and the first connecting column 7, avoids the influence of the weight of the upper part on the lower part, enhances the strength and the rigidity of the device through the first connecting column 7 and the groove body 8, ensures that the device has enough firm action through the groove body 8 and the first connecting column 7 under the condition of vibration so as to ensure that the device can stably run, the device has the advantages that electric leakage is avoided or unstable connection of circuits is avoided due to falling of device components, unnecessary loss is avoided, the use quality of the device is effectively improved, current passing through the guide rod 9 is guaranteed, current can be guaranteed to be conveyed into each component, each component can mutually operate through the current, accordingly, vibration measurement is conducted on the measuring device body 2, the electrode plate 14 is arranged at the bottom of the second connecting column 13, resistance of the device is reduced, the device can be used at high frequency, meanwhile, when the vibration frequency is improved, the electric signal conversion device needs to be increased in bearing voltage range through the electrode plate 14 and the dielectric block 15, meanwhile, if the vibration frequency is reduced, current with smaller voltage range needs to be replaced at the moment, a complete electric conduction path can be formed by the device, the fact that the loss of low-frequency components in the electric signal is overlarge is prevented, the working efficiency of the device is affected, high-frequency and impulse interference can be effectively eliminated, and accuracy of measured data of the device can be guaranteed through the electrode plate 14 and the dielectric block 15.
It should be noted that, without conflict, the embodiments of the present application and features of the embodiments may be combined with each other.
The above description is only illustrative of the preferred embodiments of the present application and of the principles of the technology employed. It will be appreciated by persons skilled in the art that the scope of the application referred to in the present application is not limited to the specific combinations of the technical features described above, but also covers other technical features formed by any combination of the technical features described above or their equivalents without departing from the inventive concept. Such as the above-mentioned features and the technical features disclosed in the present application (but not limited to) having similar functions are replaced with each other.

Claims (2)

1. The utility model provides an electrical engineering's mechanical vibration measuring device, includes bottom plate (1), its characterized in that: bottom plate (1) top is equipped with measuring device body (2), measuring device body (2) inside is equipped with closing plate (3), closing plate (3) inside is equipped with iron core (4), closing plate (3) bottom is equipped with erection column (5), erection column (5) bottom is equipped with fixed plate (6), fixed plate (6) bottom is equipped with first spliced pole (7), first spliced pole (7) bottom is equipped with cell body (8), cell body (8) bottom is equipped with guide arm (9), closing plate (3) side is equipped with first connecting plate (10), first connecting plate (10) side is equipped with permanent magnet (11), permanent magnet (11) bottom is equipped with piezoelectric rod (12), piezoelectric rod (12) bottom is equipped with second spliced pole (13), second spliced pole (13) bottom is equipped with electrode plate (14), electrode plate (14) bottom is equipped with dielectric block (15), dielectric block (15) side is equipped with second connecting plate (16), second connecting plate (16) side is equipped with guide rail plate (17), dielectric block (15) bottom (18) are equipped with fixed pin (18).
2. The mechanical vibration measuring device for electrical engineering according to claim 1, wherein: the measuring device is characterized in that the measuring device body (2) is arranged on the upper surface of the bottom plate (1), the sealing plate (3) is arranged on the inner wall of the measuring device body (2), and the iron core (4) is arranged on the inner wall of the sealing plate (3).
CN202310961489.8A 2023-08-02 2023-08-02 Mechanical vibration measuring device for electrical engineering Active CN116659650B (en)

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Application Number Priority Date Filing Date Title
CN202310961489.8A CN116659650B (en) 2023-08-02 2023-08-02 Mechanical vibration measuring device for electrical engineering

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Application Number Priority Date Filing Date Title
CN202310961489.8A CN116659650B (en) 2023-08-02 2023-08-02 Mechanical vibration measuring device for electrical engineering

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CN116659650B true CN116659650B (en) 2023-11-21

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Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN205333190U (en) * 2016-02-16 2016-06-22 华北电力大学 Inclined to one side magnetic vibration monitoring devices of transformer direct current based on iron core amplitude
JP2017125730A (en) * 2016-01-13 2017-07-20 株式会社Soken Piezoelectric type sensor
CN110068390A (en) * 2018-05-15 2019-07-30 西安工业大学 Piezoelectricity and electromagnetic coupling vibrating sensor
CN111609922A (en) * 2020-07-13 2020-09-01 汪国建 Mechanical vibration electric measuring device based on capacitance principle
CN112013944A (en) * 2020-08-14 2020-12-01 张鹏程 SMT circuit board electric measuring device based on capacitance principle
WO2020256193A1 (en) * 2019-06-21 2020-12-24 엘지전자 주식회사 Vibration detection sensor
KR20210064948A (en) * 2019-11-26 2021-06-03 효성중공업 주식회사 Vibration generator and vibration damping system using the same
CN115452131A (en) * 2022-08-15 2022-12-09 重庆爱望科技有限公司 Industrial-grade vibration sensor
CN218211614U (en) * 2022-06-09 2023-01-03 浙江和达科技股份有限公司 Piezoelectric type vibration sensor structure

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20020080002A1 (en) * 1998-02-20 2002-06-27 Oldfield William W. Microwave inductor with poly-iron core configured to limit interference with transmission line signals

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2017125730A (en) * 2016-01-13 2017-07-20 株式会社Soken Piezoelectric type sensor
CN205333190U (en) * 2016-02-16 2016-06-22 华北电力大学 Inclined to one side magnetic vibration monitoring devices of transformer direct current based on iron core amplitude
CN110068390A (en) * 2018-05-15 2019-07-30 西安工业大学 Piezoelectricity and electromagnetic coupling vibrating sensor
WO2020256193A1 (en) * 2019-06-21 2020-12-24 엘지전자 주식회사 Vibration detection sensor
KR20210064948A (en) * 2019-11-26 2021-06-03 효성중공업 주식회사 Vibration generator and vibration damping system using the same
CN111609922A (en) * 2020-07-13 2020-09-01 汪国建 Mechanical vibration electric measuring device based on capacitance principle
CN112013944A (en) * 2020-08-14 2020-12-01 张鹏程 SMT circuit board electric measuring device based on capacitance principle
CN218211614U (en) * 2022-06-09 2023-01-03 浙江和达科技股份有限公司 Piezoelectric type vibration sensor structure
CN115452131A (en) * 2022-08-15 2022-12-09 重庆爱望科技有限公司 Industrial-grade vibration sensor

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