CN203616082U - Refrigerating machine micro-vibration physical simulation processing apparatus - Google Patents
Refrigerating machine micro-vibration physical simulation processing apparatus Download PDFInfo
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- CN203616082U CN203616082U CN201320612856.5U CN201320612856U CN203616082U CN 203616082 U CN203616082 U CN 203616082U CN 201320612856 U CN201320612856 U CN 201320612856U CN 203616082 U CN203616082 U CN 203616082U
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- refrigerating machine
- infrared probe
- physical simulation
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Abstract
A refrigerating machine micro-vibration physical simulation processing apparatus comprises a refrigerating machine system, a Z-shaped adapter plate, a hexagonal adapter plate, a six-component eight-sensor interference vibration force test platform and a data collecting and processing system; the refrigerating machine system comprises a compressor, a compressor support, an infrared probe support and an infrared probe; the refrigerating machine micro-vibration physical simulation test processing apparatus further comprises accelerated speed sensors and a laser non-contact test system. A refrigerating machine assembly, the adapter plates, and the six-component eight-sensor interference vibration force test platform are connected with one another in a pressed mode through bolts. The accelerated speed sensors can be distributed for testing the vibration condition of various positions according to requirements, all sensors are connected with the data collecting and processing system through conductive wires, the refrigerating machine micro-vibration physical simulation processing apparatus can accurately measure interference force of micro vibration sources of a refrigerating machine, and measuring reliability is high. The laser non-contact test system further can obtain interference vibration displacement of the infrared probe. The refrigerating machine micro-vibration physical simulation processing apparatus can measure micro vibration produced by reciprocating motion of a piston of a compressor of the refrigerating machine.
Description
Technical field
The utility model relates to the micro-vibration physical simulation of a kind of refrigeration machine treating apparatus, can be used in the ground experiment of the micro-vibration-testing of refrigeration machine, and micro-vibration-testing is comprehensively reliable, is mainly used in space industry.
Background technology
Refrigeration machine is the main devices on satellite, for regulating inside satellite temperature variation.Due to the reason such as manufacturing defect and noise of motor of the compressor in refrigeration machine, refrigeration machine produces periodically and the small power of shaking of disturbing in broadband celestial body, these disturb modulation and the amplification of the power of shaking through their internal dynamic characteristics, can produce considerable influence to the light path pointing accuracy of remote sensing satellite (GF-4) and degree of stability.Consider that refrigeration machine is arranged near imaging device, it is particularly important that this impact just seems.
Because the disturbance of spacecraft disturbing source is very little, indivedual useful load are as momenttum wheel three faint disturbances that direction can only produce even a few milli newton of tens milli newton in space, want to measure this type of disturbance very difficult in the ground experiment chamber with relatively strong jamming pattern noise, and the accuracy requirement of its respective sensor is very high.
At present, there is not yet the reported in literature about this type of microvibration measuring system both at home and abroad.
Utility model content
The technical matters that the utility model solves is: overcome the deficiencies in the prior art, the micro-vibration physical simulation of a kind of refrigeration machine treating apparatus is provided, the microvibration producing while measuring refrigerator compressor reciprocating motion of the pistons.
The technical solution of the utility model is: the micro-vibration physical simulation of a kind of refrigeration machine treating apparatus, comprises that refrigerator system, zigzag card extender, hexagon card extender, six component eight sensors disturb the power test board that shakes, data acquisition and processing (DAP) system; Described refrigerator system comprises compressor, compressor bracket, infrared probe support, infrared probe; Hexagon card extender is fixedly connected on six component eight sensors and disturbs and shake on power test board; Zigzag card extender is fixedly connected on hexagon card extender; Compressor is fixedly connected on one end of zigzag card extender by compressor bracket, infrared probe support is fixedly connected on the other end of zigzag card extender by infrared probe; Described data acquisition and processing (DAP) system comprises data acquisition module and computing machine; Six component eight sensors are disturbed the power test board of shaking and are measured micro-vibration data of refrigerator system, and transfer data to data acquisition and processing (DAP) system and carry out analyzing and processing, obtain the power of shaking of disturbing of refrigerator system.
Also comprise acceleration transducer, disturb the acceleration while shaking for measuring refrigerator system.
Also comprise laser non-contact testing system; Laser non-contact testing system Emission Lasers, to refrigerator system, and is delivered to data acquisition and processing (DAP) system by the feedback signal reflecting and is processed, and obtains the displacement of shaking of disturbing of infrared probe; Described laser non-contact testing system is produced by German Polytec company, and model is: D-76337.
The utility model advantage is compared with prior art:
(1) the utility model is arranged on six component eight sensors by card extender by refrigerator system assembly and disturbs and shake on power test board, and at each assembly place reasonable Arrangement acceleration measuring point, carry out the micro-vibration physical simulation test of refrigeration machine, disturbing of while having simulated refrigeration machine work in space, celestial body having been produced shaken.
(2) displacement of the utility model measurement infrared probe is a kind of noncontact Dynamic Non-Destruction Measurement, and test specimen is not produced to destruction;
(3) the utility model is simple in structure light and handy, and easy to use, reliability is high.
(4) the utility model is simply effective, just can realize by traditional machining, and good manufacturability, cost is low.
Accompanying drawing explanation
Fig. 1 is that the micro-vibration physical simulation of the utility model refrigeration machine is processed proving installation schematic diagram.
Embodiment
The micro-vibration physical simulation of the utility model refrigeration machine treating apparatus, comprises that refrigerator system, zigzag card extender 3, hexagon card extender 4, six component eight sensors disturb the power test board 5 that shakes, data acquisition and processing (DAP) system 9, laser non-contact testing system 10; Described refrigerator system comprises compressor 1, compressor bracket 2, infrared probe support 6, infrared probe 7, acceleration transducer 8, data acquisition and processing (DAP) system 9; Hexagon card extender 4 is fixedly connected on six component eight sensors and disturbs and shake on power test board 5; Zigzag card extender 3 is fixedly connected on hexagon card extender 4; Compressor 1 is fixedly connected on one end of zigzag card extender 3 by compressor bracket 2, infrared probe support 6 is fixedly connected on the other end of zigzag card extender 3 by infrared probe 7; Acceleration transducer 8 is fixedly connected on zigzag card extender 3; Data acquisition and processing (DAP) system 9 is disturbed with six component eight sensors the power test board 5 that shakes with acceleration transducer 8 by wire and is connected, six component eight sensors are disturbed the power test board 5 that shakes and are measured and obtain the micro-vibration data of refrigeration machine and be transferred to data acquisition and processing (DAP) system 9 analyzing and processing, finally obtain the power of shaking of disturbing of refrigerator system.
In the course of work, the signal output of laser non-contact testing system 10 control signal generators, and control vibration measurement with laser camera test specimen is tested, vibration measurement with laser camera is tested the vibration signal of test specimen by laser beam, and received simulating signal is passed to laser vibration measurer, laser vibration measurer receives the simulating signal that vibration measurement with laser camera transmits, and convert it into digital signal, digital signal is transferred to computing machine by data line, thereby realize the non-cpntact measurement of infrared probe, after the digital signal processing recording, gather digital signal by data acquisition and processing (DAP) system 9, obtain the displacement of shaking of disturbing of infrared probe.
Described compressor 1, compressor bracket 2, infrared probe support 6, infrared probe 7 are compressed and are connected on zigzag card extender 3 by bolt.
The content not being described in detail in the utility model instructions belongs to those skilled in the art's known technology.
Claims (3)
1. the micro-vibration physical simulation of a refrigeration machine test processes device, is characterized in that: comprise that refrigerator system, zigzag card extender (3), hexagon card extender (4), six component eight sensors disturb the power test board (5) that shakes, data acquisition and processing (DAP) system (9); Described refrigerator system comprises compressor (1), compressor bracket (2), infrared probe support (6), infrared probe (7); Hexagon card extender (4) is fixedly connected on six component eight sensors and disturbs and shake on power test board (5); Zigzag card extender (3) is fixedly connected on hexagon card extender (4); Compressor (1) is fixedly connected on one end of zigzag card extender (3) by compressor bracket (2), infrared probe support (6) is fixedly connected on the other end of zigzag card extender (3) by infrared probe (7); Described data acquisition and processing (DAP) system (9) comprises data acquisition module and computing machine; Six component eight sensors are disturbed the power test board (5) that shakes and are measured micro-vibration data of refrigerator system, and transfer data to data acquisition and processing (DAP) system (9) and carry out analyzing and processing, obtain the power of shaking of disturbing of refrigerator system.
2. the micro-vibration physical simulation of a kind of refrigeration machine according to claim 1 test processes device, is characterized in that: also comprise acceleration transducer (8), disturb the acceleration while shaking for measuring refrigerator system.
3. the micro-vibration physical simulation of a kind of refrigeration machine according to claim 1 test processes device, is characterized in that: also comprise laser non-contact testing system (10); Laser non-contact testing system (10) Emission Lasers, to refrigerator system, and is delivered to data acquisition and processing (DAP) system (9) by the feedback signal reflecting and is processed, and obtains the displacement of shaking of disturbing of infrared probe (7); Described laser non-contact testing system (10) is produced by German Polytec company, and model is: D-76337.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320612856.5U CN203616082U (en) | 2013-09-26 | 2013-09-26 | Refrigerating machine micro-vibration physical simulation processing apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320612856.5U CN203616082U (en) | 2013-09-26 | 2013-09-26 | Refrigerating machine micro-vibration physical simulation processing apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203616082U true CN203616082U (en) | 2014-05-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320612856.5U Withdrawn - After Issue CN203616082U (en) | 2013-09-26 | 2013-09-26 | Refrigerating machine micro-vibration physical simulation processing apparatus |
Country Status (1)
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103471798A (en) * | 2013-09-26 | 2013-12-25 | 北京空间飞行器总体设计部 | Refrigerating machine micro-vibration physical simulation test processing system |
| CN103528668A (en) * | 2013-09-26 | 2014-01-22 | 北京空间飞行器总体设计部 | Physical-simulation test processing system for microvibration of refrigerating machine and test method thereof |
-
2013
- 2013-09-26 CN CN201320612856.5U patent/CN203616082U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103471798A (en) * | 2013-09-26 | 2013-12-25 | 北京空间飞行器总体设计部 | Refrigerating machine micro-vibration physical simulation test processing system |
| CN103528668A (en) * | 2013-09-26 | 2014-01-22 | 北京空间飞行器总体设计部 | Physical-simulation test processing system for microvibration of refrigerating machine and test method thereof |
| CN103471798B (en) * | 2013-09-26 | 2015-08-19 | 北京空间飞行器总体设计部 | A kind of refrigeration machine micro-vibration physical simulation test processes system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140528 Effective date of abandoning: 20150819 |
|
| RGAV | Abandon patent right to avoid regrant |