CN103885070A - Portable vibration table for dynamic GPS three-dimensional measurement precision detection - Google Patents
Portable vibration table for dynamic GPS three-dimensional measurement precision detection Download PDFInfo
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- CN103885070A CN103885070A CN201410120055.6A CN201410120055A CN103885070A CN 103885070 A CN103885070 A CN 103885070A CN 201410120055 A CN201410120055 A CN 201410120055A CN 103885070 A CN103885070 A CN 103885070A
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- 238000001514 detection method Methods 0.000 title claims abstract description 22
- 238000005259 measurement Methods 0.000 title claims abstract description 21
- 230000033001 locomotion Effects 0.000 claims abstract description 28
- 230000007246 mechanism Effects 0.000 claims description 8
- 230000010355 oscillation Effects 0.000 claims description 8
- 230000003534 oscillatory effect Effects 0.000 claims description 8
- 238000013016 damping Methods 0.000 claims description 7
- 238000005096 rolling process Methods 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 4
- 238000012360 testing method Methods 0.000 abstract description 3
- 238000005516 engineering process Methods 0.000 description 4
- 238000011160 research Methods 0.000 description 3
- 230000003139 buffering effect Effects 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 108010022579 ATP dependent 26S protease Proteins 0.000 description 1
- 206010044565 Tremor Diseases 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000004807 localization Effects 0.000 description 1
- 238000013507 mapping Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S19/00—Satellite radio beacon positioning systems; Determining position, velocity or attitude using signals transmitted by such systems
- G01S19/01—Satellite radio beacon positioning systems transmitting time-stamped messages, e.g. GPS [Global Positioning System], GLONASS [Global Orbiting Navigation Satellite System] or GALILEO
- G01S19/13—Receivers
- G01S19/23—Testing, monitoring, correcting or calibrating of receiver elements
Abstract
The invention relates to a portable vibration table for dynamic GPS three-dimensional measurement precision detection. The portable vibration table for the dynamic GPS three-dimensional measurement precision detection can generate high-frequency three-dimensional repeated motion according to certain tracks and can be efficiently and reliably applied to detecting and testing the effectiveness of different high-frequency dynamic GPS observation methods. The portable vibration table comprises a base and a GPS antenna mounting base, a swing base is horizontally and rotatably arranged on the base, a perpendicular reciprocating motion device used for driving the GPS antenna mounting base to do perpendicular reciprocating motion is arranged at one end of the swing base, and a swing driving device is arranged between the other end of the swing base and the base.
Description
Technical field
The present invention relates to GPS geodetic surveying and engineering survey field, relate in particular to a kind of dynamic GPS three-dimensional measurement accuracy detection portable vibration platform.
Background technology
In recent years, high frequency dynamic GPS observation technology can be with the situation of rocking of the situation of trembling of the three-dimensional localization precision Real-Time Monitoring bridge of " several centimetres " magnitude, skyscraper and the caused ground motion process of earthquake etc.In order further to promote the accuracy of observation of high frequency dynamic GPS, all carrying out data processing method and tactful research both at home and abroad.And any method or strategy are more effective, need to there is one can provide the experimental vibration table of known three-dimensional high-speed movement locus to provide absolute standard to detect and compare.
About " shaking table " equipment on market, a class is the specialized Engineering Vibration experimental facilities bulky, 26S Proteasome Structure and Function is complicated, is mainly arranged on indoor fixed venue.For the high frequency dynamic GPS accuracy of observation of Surveying and Mapping Industry detects, this kind equipment cannot be applied, main cause is GPS observation directly obtaining based on satellite-signal, need the geographic position of spaciousness, unscreened comprehensive headroom and test constantly to convert, to match with the existing GPS observation grid on ground.Therefore, the shaking table equipment of traditional indoor fixed venue, cannot meet this condition.Another kind of is the small vibrating equipment being made up of complicated precision optical machinery and Computer Control Unit (robot) that some external scientific research institution's specialized designs are made.This kind equipment can be erected at spacious field, and meets detection and the test of high frequency dynamic GPS accuracy of observation.But the cost costliness of this kind equipment, general user is difficult to bear, and equipment is comparatively fragile, and the portability in field is poor.
Because above-mentioned defect, the design people, actively research and innovation in addition, to founding a kind of dynamic GPS three-dimensional measurement accuracy detection portable vibration platform, makes it have more the value in industry.
Summary of the invention
For solving the problems of the technologies described above, the object of this invention is to provide a kind of can be according to the Three-dimensional Gravity reciprocating cutter of certain trajectory generation high frequency, can be applied to efficiently, reliably and detect and verify the dynamic GPS three-dimensional measurement accuracy detection portable vibration platform of different high frequency dynamic GPS observation procedure validity.
Dynamic GPS three-dimensional measurement accuracy detection portable vibration platform of the present invention, comprise base and gps antenna mount pad, on described base, horizontally rotate swing seat is installed, one end of described swing seat is provided with the up-and-down movement device that drives described gps antenna mount pad to carry out up-and-down movement, between the other end of described swing seat and described base, is provided with oscillatory gearing mechanism.
Further, described up-and-down movement device comprises the guidepost being vertically mounted in described swing seat, on described guidepost, slip cap is equipped with the vertically-guided cover that described gps antenna mount pad is installed, vertical guide rail is also installed in described swing seat, described vertically-guided puts the orienting lug coordinating with described vertical guide rail is installed, described up-and-down movement device also comprises vertical rotating disk and the drive link of back and forth driving, the described vertical rotating disk that back and forth drives is connected with the vertical back and forth output terminal of drive motor, described vertical back and forth drive motor is arranged in described swing seat, one end of described drive link is rotatably installed in the described vertical eccentric position that back and forth drives rotating disk, the other end of described drive link is rotatably installed in described vertically-guided and puts.
Further, described oscillatory gearing mechanism comprises the fork being arranged in described swing seat and is rotatably installed in the wobble drive rotating disk on described base, on the eccentric position of described wobble drive rotating disk, be rotatablely equipped with the swing orienting sleeve being enclosed within outside described fork, described wobble drive rotating disk is connected with the wobble drive motor being arranged on described base.
Further, described wobble drive rotating disk is provided with multiple orienting sleeve mounting holes that described swing orienting sleeve is installed, and described in each, orienting sleeve mounting hole is with respect to the radial distance difference of the center of rotation of described wobble drive rotating disk; The described vertical rotating disk that back and forth drives is provided with multiple connecting rod mounting holes that described drive link is installed, and described in each, connecting rod mounting hole is with respect to the described vertical radial distance difference that back and forth drives the center of rotation of rotating disk.
Further, between described base and described fork, be provided with oscillation damping means, described oscillation damping means comprises the base strong magnet that is arranged on described base and is arranged on the fork strong magnet on described fork, and the same magnetic pole of described base strong magnet and described fork strong magnet is oppositely arranged.
Further, described base comprises underframe, on described underframe, upper table surface is installed, and in described swing seat, sway brace is installed, and the lower end of described sway brace is rotatablely equipped with the roller rolling on described upper table surface.
Further, the circular arc roller guided way coordinating with described roller is installed on described table top.
Further, described underframe comprises that six are supported on ground supporting leg.
Further, the bottom of described supporting leg is provided with and is supported on ground adjustable support dish.
Further, also comprise and control described wobble drive motor and the vertical back and forth revolution speed control device of drive motor rotating speed.
Further, between described vertically-guided cover and described guidepost, be provided with linear bearing, between described swing orienting sleeve and described fork, be provided with linear bearing.
By such scheme, the present invention at least has the following advantages: 1, by up-and-down movement device and oscillatory gearing mechanism, and exquisite, to have realized easily gps antenna three-D high frequency vibration.2, can carry out independently surface level arc and swing or up-and-down movement, also can make horizontal hunting synchronize and carry out with up-and-down movement.3, the amplitude of the horizontal amplitude of oscillation and up-and-down movement can be adjusted as required.4,, by oscillation damping means, realized effective buffering and the reversed turning of horizontal hunting.5, the speed frequency of horizontal hunting and up-and-down movement can be adjusted as required.6, underframe comprises that six are supported on ground supporting leg, supports steadily, and intensity is high.7, adjustable support dish is installed in each supporting leg bottom, facilitates horizontal adjustment, and convenient disassembly is installed rapidly.
Above-mentioned explanation is only the general introduction of technical solution of the present invention, in order to better understand technological means of the present invention, and can be implemented according to the content of instructions, below with preferred embodiment of the present invention and coordinate accompanying drawing to be described in detail as follows.
Brief description of the drawings
Fig. 1 is the structural representation of dynamic GPS three-dimensional measurement accuracy detection portable vibration platform of the present invention;
Fig. 2 is the front view of Fig. 1;
Fig. 3 is the side view of Fig. 1;
Fig. 4 is the vertical view of Fig. 1.
Embodiment
Below in conjunction with drawings and Examples, the specific embodiment of the present invention is described in further detail.Following examples are used for illustrating the present invention, but are not used for limiting the scope of the invention.
Shown in Fig. 1, Fig. 2, Fig. 3 and Fig. 4, dynamic GPS three-dimensional measurement accuracy detection portable vibration platform, comprise base 1 and gps antenna mount pad 2, on described base 1, horizontally rotate swing seat 3 is installed, one end of described swing seat 3 is provided with the up-and-down movement device that drives described gps antenna mount pad 2 to carry out up-and-down movement, between the other end of described swing seat 3 and described base 1, is provided with oscillatory gearing mechanism.
Described up-and-down movement device comprises the guidepost 4 being vertically mounted in described swing seat 3, on described guidepost 4, slip cap is equipped with the vertically-guided cover 5 that described gps antenna mount pad 2 is installed, in described swing seat 3, vertical guide rail 6 is also installed, on described vertically-guided cover 5, the orienting lug coordinating with described vertical guide rail 6 is installed, described up-and-down movement device also comprises vertical rotating disk 7 and the drive link 8 of back and forth driving, the described vertical rotating disk 7 that back and forth drives is connected with the vertical back and forth output terminal of drive motor 9, described vertical back and forth drive motor 9 is arranged in described swing seat 3, one end of described drive link 8 is rotatably installed in the described vertical eccentric position that back and forth drives rotating disk 7, the other end of described drive link 8 is rotatably installed on described vertically-guided cover 5.
Described oscillatory gearing mechanism comprises the fork 10 being arranged in described swing seat 3 and is rotatably installed in the wobble drive rotating disk 11 on described base 1, on the eccentric position of described wobble drive rotating disk 11, be rotatablely equipped with the swing orienting sleeve 12 being enclosed within outside described fork 10, described wobble drive rotating disk 11 is connected with the wobble drive motor 13 being arranged on described base 1.Make described up-and-down movement device and described oscillatory gearing mechanism work respectively or work simultaneously, can carry out independently surface level arc and swing or up-and-down movement, also can make horizontal hunting synchronize and carry out with up-and-down movement.
Described wobble drive rotating disk 11 is provided with multiple orienting sleeve mounting holes that described swing orienting sleeve 12 is installed, described in each, orienting sleeve mounting hole is with respect to the radial distance difference of the center of rotation of described wobble drive rotating disk, by being arranged on different orienting sleeve mounting holes by swinging orienting sleeve 12, can regulate the pendulum angle of fork; The described vertical rotating disk 7 that back and forth drives is provided with multiple connecting rod mounting holes that described drive link 8 is installed, described in each, connecting rod mounting hole is with respect to the described vertical radial distance difference that back and forth drives the center of rotation of rotating disk 7, by drive link 8 being arranged on to different connecting rod mounting holes, can regulate the amplitude of vertically-guided cover up-and-down movement.
Between described base 1 and described fork 10, be provided with oscillation damping means, described oscillation damping means comprises the base strong magnet being arranged on described base 1 and is arranged on the fork strong magnet on described fork 10, the same magnetic pole of described base strong magnet and described fork strong magnet is oppositely arranged, base strong magnet and fork strong magnet homopolar-repulsion, realized effective buffering and the reversed turning of horizontal hunting.
Described base 1 comprises underframe 14, on described underframe 14, upper table surface 15 is installed, and in described swing seat 3, sway brace 16 is installed, and the lower end of described sway brace 16 is rotatablely equipped with the roller 17 rolling on described upper table surface 15.The circular arc roller guided way coordinating with described roller is installed on described table top 15, and described roller 17 moves along described circular arc roller guided way, moves more steady, and described circular arc roller guided way is not shown.
Described underframe 14 comprises that six are supported on ground supporting leg 18, supports steadily, and intensity is high.
The bottom of described supporting leg 18 is provided with and is supported on ground adjustable support dish, and adjustable support dish, facilitates horizontal adjustment, and convenient disassembly is installed rapidly, and described adjustable support dish can adopt prior art, does not repeat them here.
Also comprise and control described wobble drive motor 13 and the vertical back and forth revolution speed control device of drive motor 9 rotating speeds.Regulate wobble drive motor 13 and the vertical back and forth rotating speed of drive motor 9 by revolution speed control device, thereby the speed frequency of horizontal hunting and up-and-down movement is adjusted.
Between described vertically-guided cover 5 and described guidepost 4, be provided with linear bearing, between described swing orienting sleeve 12 and described fork 10, be provided with linear bearing, linear bearing has reduced friction of motion, has ensured kinematic accuracy.
Volume of the present invention is little, compact conformation, lightweight, is convenient to portable.
The above is only the preferred embodiment of the present invention; be not limited to the present invention; should be understood that; for those skilled in the art; do not departing under the prerequisite of the technology of the present invention principle; can also make some improvement and modification, these improve and modification also should be considered as protection scope of the present invention.
Claims (11)
1. dynamic GPS three-dimensional measurement accuracy detection portable vibration platform, it is characterized in that, comprise base and gps antenna mount pad, on described base, horizontally rotate swing seat is installed, one end of described swing seat is provided with the up-and-down movement device that drives described gps antenna mount pad to carry out up-and-down movement, between the other end of described swing seat and described base, is provided with oscillatory gearing mechanism.
2. dynamic GPS three-dimensional measurement accuracy detection portable vibration platform according to claim 1, it is characterized in that: described up-and-down movement device comprises the guidepost being vertically mounted in described swing seat, on described guidepost, slip cap is equipped with the vertically-guided cover that described gps antenna mount pad is installed, vertical guide rail is also installed in described swing seat, described vertically-guided puts the orienting lug coordinating with described vertical guide rail is installed, described up-and-down movement device also comprises vertical rotating disk and the drive link of back and forth driving, the described vertical rotating disk that back and forth drives is connected with the vertical back and forth output terminal of drive motor, described vertical back and forth drive motor is arranged in described swing seat, one end of described drive link is rotatably installed in the described vertical eccentric position that back and forth drives rotating disk, the other end of described drive link is rotatably installed in described vertically-guided and puts.
3. dynamic GPS three-dimensional measurement accuracy detection portable vibration platform according to claim 2, it is characterized in that: described oscillatory gearing mechanism comprises the fork being arranged in described swing seat and is rotatably installed in the wobble drive rotating disk on described base, on the eccentric position of described wobble drive rotating disk, be rotatablely equipped with the swing orienting sleeve being enclosed within outside described fork, described wobble drive rotating disk is connected with the wobble drive motor being arranged on described base.
4. dynamic GPS three-dimensional measurement accuracy detection portable vibration platform according to claim 3, it is characterized in that: described wobble drive rotating disk is provided with multiple orienting sleeve mounting holes that described swing orienting sleeve is installed, and described in each, orienting sleeve mounting hole is with respect to the radial distance difference of the center of rotation of described wobble drive rotating disk; The described vertical rotating disk that back and forth drives is provided with multiple connecting rod mounting holes that described drive link is installed, and described in each, connecting rod mounting hole is with respect to the described vertical radial distance difference that back and forth drives the center of rotation of rotating disk.
5. dynamic GPS three-dimensional measurement accuracy detection portable vibration platform according to claim 3, it is characterized in that: between described base and described fork, be provided with oscillation damping means, described oscillation damping means comprises the base strong magnet that is arranged on described base and is arranged on the fork strong magnet on described fork, and the same magnetic pole of described base strong magnet and described fork strong magnet is oppositely arranged.
6. dynamic GPS three-dimensional measurement accuracy detection portable vibration platform according to claim 1, it is characterized in that: described base comprises underframe, on described underframe, upper table surface is installed, in described swing seat, sway brace is installed, the lower end of described sway brace is rotatablely equipped with the roller rolling on described upper table surface.
7. dynamic GPS three-dimensional measurement accuracy detection portable vibration platform according to claim 6, is characterized in that: the circular arc roller guided way coordinating with described roller is installed on described table top.
8. dynamic GPS three-dimensional measurement accuracy detection portable vibration platform according to claim 6, is characterized in that: described underframe comprises that six are supported on ground supporting leg.
9. dynamic GPS three-dimensional measurement accuracy detection portable vibration platform according to claim 8, is characterized in that: the bottom of described supporting leg is provided with and is supported on ground adjustable support dish.
10. dynamic GPS three-dimensional measurement accuracy detection portable vibration platform according to claim 3, is characterized in that: also comprise and control described wobble drive motor and the vertical back and forth revolution speed control device of drive motor rotating speed.
11. dynamic GPS three-dimensional measurement accuracy detection portable vibration platforms according to claim 3, is characterized in that: between described vertically-guided cover and described guidepost, be provided with linear bearing, between described swing orienting sleeve and described fork, be provided with linear bearing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410120055.6A CN103885070B (en) | 2014-03-27 | 2014-03-27 | Dynamic GPS three-dimensional measurement accuracy detection portable vibration platform |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410120055.6A CN103885070B (en) | 2014-03-27 | 2014-03-27 | Dynamic GPS three-dimensional measurement accuracy detection portable vibration platform |
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| Publication Number | Publication Date |
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| CN103885070A true CN103885070A (en) | 2014-06-25 |
| CN103885070B CN103885070B (en) | 2017-01-04 |
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| CN201410120055.6A Expired - Fee Related CN103885070B (en) | 2014-03-27 | 2014-03-27 | Dynamic GPS three-dimensional measurement accuracy detection portable vibration platform |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108515022A (en) * | 2018-05-09 | 2018-09-11 | 辽宁科技大学 | Combination vibration hybrid particles decker |
| CN109683178A (en) * | 2019-01-14 | 2019-04-26 | 清华大学 | Satellite navigation cheat detecting method and device |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4403511A (en) * | 1979-04-13 | 1983-09-13 | Kabushiki Kaisha Akashi Seisakusho | Hydraulic vibration tester |
| CN1804432A (en) * | 2006-01-18 | 2006-07-19 | 崔宝林 | Momentum moment mechanical stepless torque converter |
| CN1862285A (en) * | 2006-06-10 | 2006-11-15 | 中国矿业大学 | Apparatus for simulating 3-D dynamic deforming vector |
| CN101819085A (en) * | 2010-04-13 | 2010-09-01 | 重庆交通大学 | Omnidirectional fatigue vibration test stand for automobile seats |
| CN203870255U (en) * | 2014-03-27 | 2014-10-08 | 中国地震局地质研究所 | Dynamic GPS three-dimensional measurement precision detection portable vibration table |
-
2014
- 2014-03-27 CN CN201410120055.6A patent/CN103885070B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4403511A (en) * | 1979-04-13 | 1983-09-13 | Kabushiki Kaisha Akashi Seisakusho | Hydraulic vibration tester |
| CN1804432A (en) * | 2006-01-18 | 2006-07-19 | 崔宝林 | Momentum moment mechanical stepless torque converter |
| CN1862285A (en) * | 2006-06-10 | 2006-11-15 | 中国矿业大学 | Apparatus for simulating 3-D dynamic deforming vector |
| CN101819085A (en) * | 2010-04-13 | 2010-09-01 | 重庆交通大学 | Omnidirectional fatigue vibration test stand for automobile seats |
| CN203870255U (en) * | 2014-03-27 | 2014-10-08 | 中国地震局地质研究所 | Dynamic GPS three-dimensional measurement precision detection portable vibration table |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108515022A (en) * | 2018-05-09 | 2018-09-11 | 辽宁科技大学 | Combination vibration hybrid particles decker |
| CN108515022B (en) * | 2018-05-09 | 2023-09-19 | 辽宁科技大学 | Combined vibration mixed particle layering device |
| CN109683178A (en) * | 2019-01-14 | 2019-04-26 | 清华大学 | Satellite navigation cheat detecting method and device |
| CN109683178B (en) * | 2019-01-14 | 2020-08-04 | 清华大学 | Satellite navigation spoofing detection method and device |
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| CN103885070B (en) | 2017-01-04 |
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