CN207439633U - Portable vibration platform calibrating installation - Google Patents
Portable vibration platform calibrating installation Download PDFInfo
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- CN207439633U CN207439633U CN201721230981.4U CN201721230981U CN207439633U CN 207439633 U CN207439633 U CN 207439633U CN 201721230981 U CN201721230981 U CN 201721230981U CN 207439633 U CN207439633 U CN 207439633U
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- 238000009434 installation Methods 0.000 title claims abstract description 34
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims abstract description 9
- 238000012545 processing Methods 0.000 claims description 31
- 238000006243 chemical reaction Methods 0.000 claims description 14
- 230000003014 reinforcing effect Effects 0.000 claims description 9
- 230000005611 electricity Effects 0.000 claims description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims 1
- 238000012360 testing method Methods 0.000 description 4
- 239000002352 surface water Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000035945 sensitivity Effects 0.000 description 2
- 239000000725 suspension Substances 0.000 description 2
- 230000007306 turnover Effects 0.000 description 2
- 241001269238 Data Species 0.000 description 1
- 230000007812 deficiency Effects 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
- 238000002474 experimental method Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
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- Apparatuses For Generation Of Mechanical Vibrations (AREA)
Abstract
The utility model discloses a kind of portable vibration platform calibrating installations, the device includes L-shaped pedestal, pedestal is made of horizonal base plate with the vertical bottom plate for being vertically set on horizonal base plate one side, further include the mounting bracket being arranged on horizonal base plate, mounting bracket includes being arranged in parallel in the horizontal mounting plate above horizonal base plate, horizontal mounting plate is respectively arranged with the oblique column being fixedly connected with horizonal base plate close to one side both sides of vertical bottom plate, and one side both sides of the horizontal mounting plate away from vertical bottom plate are respectively arranged with the right cylinder being fixedly connected with horizonal base plate;The lower section elastic suspended of horizontal mounting plate hangs with shake table, and the vibrator that shake table is driven to vibrate is provided on vertical bottom plate.The horizontal direction calibration and vertical direction calibration of the shake table calibrating installation integrated sensor of the utility model avoid the horizontal direction of Traditional oscillating tables calibrating installation and the shortcomings that vertical direction needs separately to examine and determine in one, and easy to operate, time saving and energy saving.
Description
Technical field
The utility model is related to shake table calibrating installation, in particular to a kind of portable vibration platform calibrating installation.
Background technology
Shake table calibrating installation is the indispensable sensor calibrating installation of nuclear power station, is mainly used for low frequency, ultralow keeps pouring in
The sensitivity of sensor (such as accelerometer, speedometer, displacement meter), the calibration calibration of amplitude versus frequency characte parameter, can also be used as small-sized
The vibration source of vibration test is, it can be achieved that automatic collection, processing and the computing of data.
However, in sensor calibration operation, there is following deficiency in existing shake table calibrating installation:(1) to sensor
Horizontal direction calibrating, vertical direction calibrating needs to be respectively adopted horizontal direction calibrating installation, vertical direction calibrating installation carries out
Measurement, it is complicated for operation, time-consuming and laborious;(2) in low frequency, the amplitude of elastic element is smaller, once more than amplitude, holds
Easily lead to the non-linear distortion of elastic element;(3) at high frequencies, mounting bracket easily generates loosening, and shake table is caused to generate
Local resonance influences the accuracy of calibration result;(4) it is complicated, take up a large area, it is higher to site requirements, it is necessary in advance
In laboratory installation and debugging;(5) range of shake table is smaller.
The content of the invention
The purpose of this utility model seeks to provide a kind of delicate structure, the portable vibration platform calibrating installation of wide range.
To achieve the above object, the portable vibration platform calibrating installation designed by the utility model, including L-shaped bottom
Seat, the pedestal are made of with the vertical bottom plate for being vertically set on horizonal base plate one side horizonal base plate, are characterized in that:Also
Including the mounting bracket being arranged on horizonal base plate, the mounting bracket includes being arranged in parallel in being horizontally mounted above horizonal base plate
Plate, the horizontal mounting plate are respectively arranged with the oblique column being fixedly connected with horizonal base plate close to one side both sides of vertical bottom plate,
One side both sides of the horizontal mounting plate away from vertical bottom plate are respectively arranged with the right cylinder being fixedly connected with horizonal base plate;
The lower section elastic suspended of the horizontal mounting plate hangs with shake table, and the shake table is by being arranged in parallel in horizontal mounting plate
The horizontal vibration plate of lower section and it is arranged on horizontal vibration plate close to the one side of vertical bottom plate and perpendicular with vertical bottom plate parallel arrangement
It is formed to oscillating plate;The base both sides of the vertical motion plate are provided with outwardly protruding hangers, each hangers and homonymy
Right cylinder between be provided with flexible adjustment component;The exciting that shake table is driven to vibrate is provided on the vertical bottom plate
Device.In this way, the horizontal direction calibration of the shake table calibrating installation integrated sensor of the utility model and vertical direction are demarcated in one
Body can examine and determine the trunnion axis characteristic of sensor to be measured when the placement parallel to the ground of horizontal vibration plate, when turnover device so that
Vertical motion plate can examine and determine the vertical axes characteristic of sensor to be measured when being placed in parallel with the surface water, avoid Traditional oscillating tables inspection
Determine the shortcomings that device needs separately to examine and determine with vertical direction in the horizontal direction, and it is easy to operate, time saving and energy saving.
Further, the flexible adjustment component is made of spring and pull rod, and one end and the hangers of the spring mount, institute
One end of the other end and pull rod of stating spring mounts, and the other end of the pull rod is connected with right cylinder by adjusting bolt component.
In this way, when examining and determine the characteristic of vertical axes of sensor to be measured, shake table need to be overturn 90 °, make vibrator on shake table
Output shaft is perpendicular to the ground, and the balance of spring can be adjusted by flexible adjustment component so that and vertical flat spring keeps horizontal, from
And improve the accuracy of the characteristic for the vertical axes for examining and determine sensor to be measured.
Further, the horizontal vibration plate is by being arranged on the vertical leaf-spring suspension of its surrounding in horizontal mounting plate
Lower section.This not only increases motion amplitudes, avoid non-linear distortion caused by elastic element, and increase shake table
Range.
Further, the junction of the horizonal base plate and vertical bottom plate is provided with two pieces of reinforcing plates, two pieces of reinforcements
Plate is located at the both sides of vibrator respectively, and reinforcing plate is fixedly connected with the shell of vibrator;The output shaft of the vibrator is with erecting
It is vertically fixedly connected to oscillating plate.In this way, the connectivity robustness of horizonal base plate and vertical bottom plate can be increased, avoid testing
Resonance occurs in journey influences experimental result.
Further, the junction of the horizontal vibration plate and vertical motion plate is provided with several pieces of stiffened panels.It in this way, can
To increase the fastness connected between horizontal vibration plate and vertical motion plate.
Further, several are both provided with for installing sensor to be measured on the horizontal vibration plate and vertical motion plate
With the mounting hole of standard transducer.
Further, it further includes driving control system, the driving control system include sending setting amplitude and
The signal generator of the sine wave signal of frequency and for receiving sine wave signal and being amplified that vibrator is driven to work
Power amplifier;The signal output part of the signal generator and the signal input part of power amplifier connect, the power
The signal output part of amplifier and the vibration control end of vibrator connect.
Further, it further includes signal processing and analysis processing system, and the signal processing and analysis processing system includes using
The signal conversion module of voltage signal is converted in the current signal for exporting sensor to be measured and standard transducer, for electricity
The data acquisition and control module that pressure signal is acquired and the CPU processing modules for being analyzed and processed to signal;
The current signal input of the signal conversion module respectively with sensor to be measured, the current signal of standard transducer
Output terminal connects, and the voltage signal output end of the signal conversion module and the signal input part of data acquisition and control module connect
It connects, the signal output part of the data acquisition and control module is connected with the signal input part of CPU processing modules.
Yet further, the signal processing and analysis processing system further includes while is signal conversion module, data acquisition
Control module and the power module of CPU processing modules power supply.
Further, the capture card that the data acquisition and control module uses is adopted for the four-way track data of REMOS-16 types
Truck.
Compared with prior art, the utility model has the advantage of:
First, the horizontal direction calibration of the shake table calibrating installation integrated sensor of the utility model and vertical direction calibration
In one, the trunnion axis characteristic of sensor to be measured can be examined and determine when the placement parallel to the ground of horizontal vibration plate, works as turnover device
The vertical axes characteristic of sensor to be measured is examined and determine when vertical motion plate is placed in parallel with the surface water, avoids conventional vibration
The shortcomings that horizontal direction and vertical direction of platform calibrating installation need separately to examine and determine, and it is easy to operate, time saving and energy saving.
Second, the shake table of the utility model is by being arranged on the vertical leaf-spring suspension of its surrounding in horizontal mounting plate
Lower section, this not only increases motion amplitudes, avoid non-linear distortion caused by elastic element, and increase shake table
Range.
Third, it is tiltedly vertical that two right cylinders and two are provided between the horizontal mounting plate and horizonal base plate of the utility model
Column adds the stability of mounting bracket installation, avoids the shake table local resonance problem generated in the case of high-frequency vibration, improves
The accuracy of calibration result.
Fourth, flexible adjustment component is provided between the vertical motion plate and right cylinder of the utility model, it is to be measured when examining and determine
During the characteristic of the vertical axes of sensor, shake table need to be overturn 90 °, the output shaft and ground for making the vibrator on shake table hang down
Directly, the balance of spring can be adjusted by flexible adjustment component so that vertical flat spring keeps horizontal, is treated so as to improve calibrating
Survey the accuracy of the characteristic of the vertical axes of sensor.
Fifth, the utility model is designed with driving control system and signal processing and analysis processing system, it can be according to reality
Experimental condition applies vibrator by driving control system the effect of vibration of setting amplitude and frequency, while passes through signal acquisition
Analysis process system is acquired and automatically analyzes to vibration data, it can be determined that whether the characteristic of sensor to be measured can continue full
The requirement of sufficient associated specifications.
Description of the drawings
Fig. 1 is a kind of dimensional structure diagram of portable vibration platform calibrating installation;
Fig. 2 is the circuit connection diagram of portable vibration platform calibrating installation shown in Fig. 1;
It is pedestal 1, horizonal base plate 1.1, vertical bottom plate 1.2, mounting bracket 2, horizontal mounting plate 2.1, oblique column 2.2, straight in figure
Column 2.3, shake table 3, horizontal vibration plate 3.1, vertical motion plate 3.2, flexible adjustment component 4, spring 4.1, pull rod 4.2, swash
Shake device 5, adjusting bolt component 6, vertical flat spring 7, reinforcing plate 8, stiffened panel 9, sensor to be measured 10, standard transducer 11, peace
Fill hole 12, driving control system 13, signal generator 14, power amplifier 15, signal processing and analysis processing system 16, signal turn
Change the mold block 17, data acquisition and control module 18, CPU processing modules 19, power module 20.
Specific embodiment
The utility model is described in further detail below in conjunction with the drawings and specific embodiments:
A kind of portable vibration platform calibrating installation shown in figure, including L-shaped pedestal 1, pedestal 1 is by horizonal base plate
1.1 are formed with the vertical bottom plate 1.2 for being vertically set on 1.1 one side of horizonal base plate, further include the peace being arranged on horizonal base plate 1.1
2 are shelved, mounting bracket 2 includes the horizontal mounting plate 2.1 for being arranged in parallel in 1.1 top of horizonal base plate, and horizontal mounting plate 2.1 is close to perpendicular
The oblique column 2.2 being fixedly connected with horizonal base plate 1.1 is respectively arranged with to one side both sides of bottom plate 1.2, horizontal mounting plate 2.1 is remote
One side both sides from vertical bottom plate 1.2 are respectively arranged with the right cylinder 2.3 being fixedly connected with horizonal base plate 1.1.
The lower section elastic suspended of horizontal mounting plate 2.1 hangs with shake table 3, and shake table 3 is by being arranged in parallel in horizontal mounting plate 2.1
The horizontal vibration plate 3.1 of lower section and be arranged on horizontal vibration plate 3.1 close to the one side of vertical bottom plate 1.2 and with vertical bottom plate 1.2
The vertical motion plate 3.2 of parallel arrangement forms, and horizontal vibration plate 3.1 is hung on by being arranged on the vertical flat spring 7 of its surrounding
The lower section of horizontal mounting plate 2.1.In this way, not only increasing motion amplitude, non-linear distortion caused by elastic element is avoided, and
And increase the range of shake table.The base both sides of vertical motion plate 3.2 are provided with outwardly protruding hangers 3.21, each hangers
Flexible adjustment component 4 is provided between 3.21 and the right cylinder 2.3 of homonymy, flexible adjustment component 4 is by spring 4.1 and pull rod 4.2
It forms, one end and the hangers 3.21 of spring 4.1 mount, and the other end of spring 4.1 is mounted with one end of pull rod 4.2, pull rod 4.2
The other end is connected with right cylinder 2.3 by adjusting bolt component 6.On vertical bottom plate 1.2 it is provided with that shake table 3 is driven to vibrate
Vibrator 5.In this way, the shake table calibrating installation of the utility model is integrated with horizontal direction calibration and the vertical direction of sensor
It demarcates in one, the trunnion axis characteristic of sensor to be measured can be examined and determine when the placement parallel to the ground of horizontal vibration plate, works as overturning
Device examines and determine the vertical axes characteristic of sensor to be measured when vertical motion plate is placed in parallel with the surface water, avoid tradition
The shortcomings that horizontal direction and vertical direction of shake table calibrating installation need separately to examine and determine, and it is easy to operate, time saving and energy saving.
In above-mentioned technical proposal, the junction of horizonal base plate 1.1 and vertical bottom plate 1.2 is provided with two pieces of reinforcing plates 8, two pieces
Reinforcing plate 8 is located at the both sides of vibrator 5 respectively, and reinforcing plate 8 is fixedly connected with the shell of vibrator 5;The output shaft of vibrator 5
It is vertical with vertical motion plate 3.2 to be fixedly connected.In this way, the connectivity robustness of horizonal base plate and vertical bottom plate can be increased, avoid
Resonance occurs during experiment influences experimental result.If horizontal vibration plate 3.1 and the junction of vertical motion plate 3.2 are provided with
Dry block stiffened panel 9.In this way, the fastness connected between horizontal vibration plate and vertical motion plate can be increased.Horizontal vibration plate 3.1
With several are both provided on vertical motion plate 3.2 for installing the mounting hole 12 of sensor 10 and standard transducer 11 to be measured.
In this way, sensor 10 to be measured and standard transducer 11 can be fixedly mounted on level by bolt screw arbor assembly or screw assembly
On oscillating plate 3.1 or vertical motion plate 3.2.
In above-mentioned technical proposal, it further includes driving control system 13, and driving control system 13 includes sending setting
The signal generator 14 of the sine wave signal of amplitude and frequency and for receiving sine wave signal and being amplified to drive sharp
The power amplifier 15 of the device that shakes work;The signal output part of signal generator 14 connects with the signal input part of power amplifier 15
It connects, the signal output part of power amplifier 15 is connected with the vibration control end of vibrator 5.The maximum exciting force of vibrator 5 is
200N, peak swing are ± 20mm.15 peak power output of power amplifier is 550W.
In above-mentioned technical proposal, it further includes signal processing and analysis processing system 16, signal processing and analysis processing system 16
Signal modulus of conversion including being used to be converted to the current signal that sensor 10 to be measured and standard transducer 11 export voltage signal
Block 17, for voltage signal is acquired data acquisition and control module 18, at the CPU that is analyzed and processed to signal
Manage module 19 and power module 20.The current signal input of signal conversion module 17 respectively with sensor 10 to be measured, standard
The current signal output end connection of sensor 11, the voltage signal output end and data acquisition and control module of signal conversion module 17
18 signal input part connection, the signal output part of data acquisition and control module 18 and the signal input part of CPU processing modules 19
Connection.The power output end of power module 20 handles mould with signal conversion module 17, data acquisition and control module 18, CPU respectively
The power input connection of block 19.The capture card that data acquisition and control module 18 uses is adopted for the four-way track data of REMOS-16 types
Truck gathers 3 channel datas of sensor to be measured and 1 channel data of standard transducer, carries out real time data acquisition and storage.
The operation principle of the utility model:
When examining and determine characteristic (such as sensitivity, amplitude versus frequency characte) of trunnion axis of sensor 10 to be measured, by sensor 10 to be measured
It is mounted on the standard transducer 11 by metering universities and colleges standard on the horizontal vibration plate 3.1 of shake table 3, ensures the test of sensor
The axis parallel of axis and the output shaft of vibrator 5.
Signal generator 14 and power amplifier 15, power amplifier 15 and vibrator 5 are sequentially connected;It will treat respectively again
Survey sensor 10, standard transducer 11 are connected with signal conversion module 17, then by signal conversion module 17 and data acquisition control
Molding block 18 connects;Data acquisition and control module 18 is connected with CPU processing modules 19, using power module 20 to modules
It is powered.
The signal specific of setpoint frequency and amplitude is exported by signal generator 14, exciting is driven by power amplifier 15
Device 5 works, and vibrator 5 drives the horizontal vibration plate 3.1 on shake table 3 to move, and is treated at this time on horizontal vibration plate 3.1
It surveys sensor 10 and standard transducer 11 follows horizontal vibration plate 3.1 to move together.
Data acquisition and control module 18 converts the vibration signal of sensor 10 to be measured and standard transducer 11 by signal
Module 17 is converted to export after 4 road voltage signals and is gathered and stored in real time to data acquisition and control module 18, and acquisition is shaken
Dynamic signal can carry out the storage of the real-time display, data of vibration data by CPU processing modules 19, data automatically analyze
Deng judging whether the characteristic of sensor 10 to be measured can continue the requirement for meeting associated specifications.
When examining and determine the characteristic of vertical axes of sensor 10 to be measured, shake table 3 need to be overturn 90 °, make swashing on shake table 3
Shake device 5 output shaft it is perpendicular to the ground, sensor 10 and standard transducer 11 to be measured will be measured at this time and be fixed on vertical motion plate
On 3.2, ensure the axis parallel of the test axis and the output shaft of vibrator 5 of sensor.Meanwhile flexible adjustment component 4 is installed
On, by the equilbrium position of the adjusting spring 4.1 of adjusting bolt component 6, until 4 vertical flat springs 7 keep horizontal, subsequent operation
It is consistent with horizontal direction test method.
The above is only the specific embodiments of the utility model, it is noted that any those skilled in the art exist
In the revealed technical scope of the utility model, the change or replacement that can readily occur in should all cover the guarantor in the utility model
Within the scope of shield.
Claims (10)
1. a kind of portable vibration platform calibrating installation, including L-shaped pedestal (1), the pedestal (1) is by horizonal base plate (1.1)
It is formed with the vertical bottom plate (1.2) for being vertically set on horizonal base plate (1.1) one side, it is characterised in that:
The mounting bracket (2) being arranged on horizonal base plate (1.1) is further included, the mounting bracket (2) includes being arranged in parallel in horizontal base
Horizontal mounting plate (2.1) above plate (1.1), the horizontal mounting plate (2.1) is close to one side both sides of vertical bottom plate (1.2) point
The oblique column (2.2) being fixedly connected with horizonal base plate (1.1) is not provided with, and the horizontal mounting plate (2.1) is away from vertical bottom plate
(1.2) one side both sides are respectively arranged with the right cylinder (2.3) being fixedly connected with horizonal base plate (1.1);
The lower section elastic suspended of the horizontal mounting plate (2.1) hangs with shake table (3), and the shake table (3) is by being arranged in parallel in water
Horizontal vibration plate (3.1) below safety loading board (2.1) and horizontal vibration plate (3.1) is arranged on close to vertical bottom plate (1.2)
One side and vertical motion plate (3.2) composition being arranged in parallel with vertical bottom plate (1.2);The base of the vertical motion plate (3.2)
Both sides are provided with outwardly protruding hangers (3.21), are set between each hangers (3.21) and the right cylinder (2.3) of homonymy
Flexible adjusting part (4);The vibrator (5) that shake table (3) is driven to vibrate is provided on the vertical bottom plate (1.2).
2. portable vibration platform calibrating installation according to claim 1, it is characterised in that:The flexible adjustment component (4)
It is made of spring (4.1) and pull rod (4.2), one end and the hangers (3.21) of the spring (4.1) mount, the spring (4.1)
One end of the other end and pull rod (4.2) mount, the other end and the right cylinder (2.3) of the pull rod (4.2) pass through adjusting bolt
Component (6) connects.
3. portable vibration platform calibrating installation according to claim 2, it is characterised in that:The horizontal vibration plate (3.1)
The lower section of horizontal mounting plate (2.1) is hung on by the vertical flat spring (7) for being arranged on its surrounding.
4. the portable vibration platform calibrating installation according to claim 1 or 2 or 3, it is characterised in that:The horizonal base plate
(1.1) two pieces of reinforcing plates (8) are provided with the junction of vertical bottom plate (1.2), two pieces of reinforcing plates (8) are located at exciting respectively
The both sides of device (5), and reinforcing plate (8) is fixedly connected with the shell of vibrator (5);The output shaft of the vibrator (5) with it is vertical
Oscillating plate (3.2) is vertically fixedly connected.
5. the portable vibration platform calibrating installation according to claim 1 or 2 or 3, it is characterised in that:The horizontal vibration plate
(3.1) junction of vertical motion plate (3.2) is provided with several pieces of stiffened panels (9).
6. the portable vibration platform calibrating installation according to claim 1 or 2 or 3, it is characterised in that:The horizontal vibration plate
(3.1) and on vertical motion plate (3.2) several are both provided with for installing sensor to be measured (10) and standard transducer (11)
Mounting hole (12).
7. portable vibration platform calibrating installation according to claim 6, it is characterised in that:It further includes driving control system
(13), the driving control system (13) includes sending the signal generator of the sine wave signal of setting amplitude and frequency
(14) and for receiving sine wave signal and being amplified the power amplifier (15) that vibrator (5) is driven to work;It is described
The signal output part of signal generator (14) is connected with the signal input part of power amplifier (15), the power amplifier (15)
Signal output part be connected with the vibration control end of vibrator (5).
8. portable vibration platform calibrating installation according to claim 7, it is characterised in that:It further includes signal processing and analysis
Processing system (16), the signal processing and analysis processing system (16) are included for by sensor to be measured (10) and standard transducer
(11) current signal of output is converted to the signal conversion module (17) of voltage signal, the number for being acquired to voltage signal
CPU processing modules (19) according to acquisition control module (18) and for being analyzed and processed to signal;
The current signal input of the signal conversion module (17) respectively with sensor to be measured (10), standard transducer (11)
Current signal output end connects, voltage signal output end and the data acquisition and control module (18) of the signal conversion module (17)
Signal input part connection, the signal output part of the data acquisition and control module (18) and the signal of CPU processing modules (19)
Input terminal connects.
9. portable vibration platform calibrating installation according to claim 8, it is characterised in that:The signal processing and analysis processing
System (16) is further included while supplied for signal conversion module (17), data acquisition and control module (18) and CPU processing modules (19)
The power module (20) of electricity.
10. portable vibration platform calibrating installation according to claim 8 or claim 9, it is characterised in that:The data acquisition control
The capture card that module (18) uses for REMOS-16 types four-way data collecting card.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201721230981.4U CN207439633U (en) | 2017-09-21 | 2017-09-21 | Portable vibration platform calibrating installation |
Applications Claiming Priority (1)
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CN201721230981.4U CN207439633U (en) | 2017-09-21 | 2017-09-21 | Portable vibration platform calibrating installation |
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Publication Number | Publication Date |
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CN207439633U true CN207439633U (en) | 2018-06-01 |
Family
ID=62294545
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CN201721230981.4U Withdrawn - After Issue CN207439633U (en) | 2017-09-21 | 2017-09-21 | Portable vibration platform calibrating installation |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107664566A (en) * | 2017-09-21 | 2018-02-06 | 湖北省地震局 | Portable vibration platform calibrating installation |
CN109341993A (en) * | 2018-11-20 | 2019-02-15 | 中国电力科学研究院有限公司 | The environmental suitability test method of unmanned plane cruising inspection system used for transmission line |
CN110285941A (en) * | 2019-06-25 | 2019-09-27 | 冯帅 | The vibration coefficient testing device that multi-angle Synchronous is tested in high-pressure pump operational process |
-
2017
- 2017-09-21 CN CN201721230981.4U patent/CN207439633U/en not_active Withdrawn - After Issue
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107664566A (en) * | 2017-09-21 | 2018-02-06 | 湖北省地震局 | Portable vibration platform calibrating installation |
CN107664566B (en) * | 2017-09-21 | 2023-11-24 | 湖北省地震局 | Portable vibrating table calibrating device |
CN109341993A (en) * | 2018-11-20 | 2019-02-15 | 中国电力科学研究院有限公司 | The environmental suitability test method of unmanned plane cruising inspection system used for transmission line |
CN110285941A (en) * | 2019-06-25 | 2019-09-27 | 冯帅 | The vibration coefficient testing device that multi-angle Synchronous is tested in high-pressure pump operational process |
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