CN103465951B - Floating raft type double-layer buffering and vibration reduction system for adverse transportation conditions of polar lands - Google Patents
Floating raft type double-layer buffering and vibration reduction system for adverse transportation conditions of polar lands Download PDFInfo
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- CN103465951B CN103465951B CN201310425259.6A CN201310425259A CN103465951B CN 103465951 B CN103465951 B CN 103465951B CN 201310425259 A CN201310425259 A CN 201310425259A CN 103465951 B CN103465951 B CN 103465951B
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Abstract
The invention relates to a floating raft type double-layer buffering and vibration reduction system for adverse transportation conditions of inlands of polar lands. A sleigh is provided with a sleigh vibration reducer to form a single buffering and vibration isolation system. The system is characterized in that a second buffering and vibration isolation system is arranged on the single buffering and vibration isolation system, the structure of the second buffering and vibration isolation system is that a package box of the second buffering and vibration isolation system is arranged on a transport sleigh through a transport box, the six surfaces of the interior of the transport box are respectively fixed with a transport box vibration reducer, the six surfaces of the package box are arranged in the transport box through the transport box vibration reducers, and then the package box can freely slide in the range of the vibration reducers without limitation to realize the vibration reduction effect. The system has the advantages that the damage to precision instruments is avoided and the severe transport environment requirements of the south pole are met; the installation is convenient and simple; the precision instruments in the transport box are safely protected; the low temperature-resistant effect is realized, and the low temperature transportation condition of 40 DEG C below zero is met; the pretightening force of the vibration reducers can be adjusted according to the transportation requirements; the package box is simultaneously subjected to vibration reduction in six directions.
Description
Technical field
The invention belongs to a kind of buffer shock-absorbing packaging system, be specifically related to a kind of floating raft type double-layer bumper vibration insulating system being applicable to the severe traffic condition in inland, polar region.
Background technology
The breakage resistant luer intensity of product generally all should be less than the crippling strength of extraneous harmful factor.If do not have wrapped protection, product will be damaged very soon.Therefore must with external buffer cushion packaging to improve the breakage resistant luer intensity of product.Transport buffer shock-absorbing is packed, and is to cause damage in order to reduce transport circulation process as far as possible to product, ensures the safety of product, facilitates accumulating to load and unload, to transport the packaging that accumulating is main purpose.Transport package conventional now mainly applies to standard highway transport, and common seat transport, also lacks the Packaging buffering method for the severe transportation environment in inland, polar region at present.
Buffering package vibrating isolation system main is at present single-layer partiting polarization.Single-layer partiting polarization package design is simple and convenient, but there is the shortcoming of himself to be mainly manifested in and can not isolate low-frequency vibration excitation and high-frequency vibration excitation simultaneously, to low-frequency excitation, system requirements system isolation rigidity must be very little, if only adopt single-layer partiting polarization method that system can be caused too soft, lack necessary stability.
Generally daily road transport, road conditions are better, vibration and impact acceleration smaller, and because lorry self is with suspension gear, therefore the effect of certain vibration damping is had, and its oscillation frequency produced also mainly concentrates near the frequency of suspension, therefore adopts the mode of single-layer partiting polarization to carry out packaging to it and just can reach good damping effect.But Antarctic Inland transport does not have the generic vehicle such as lorry, but adopt a snowfield transport trolley to draw the mode of number extension sled advance, according to measurement in recent years, in Antarctic Inland transport, there is no fairly obvious oscillation frequency concentrated area, it is wide that its vibration characteristic presents frequency band range, the feature that vibration acceleration numerical value is large.
Ice dome A area in the South Pole is positioned at the cold Antarctica, and height above sea level 4093m, be the area that Antarctic inland ice_sheet traverse height above sea level is the highest, climatic conditions are exceedingly odious, are called as " pole that can not be close ".It is also the desirable place of carrying out the scientific observations such as snow ice modern process, atmospheric science, space physics and astronomy observation simultaneously, has extremely important scientific value.The distance Antarctic Ocean, ice dome A area water front has more than 1,000 kilometer.According to the road vibration data of existing measurement, the vibratory impulse accekeration that Antarctic Inland transports is far above the requirement of the conventional packing standard of transportation of current China.According to Antarctic Inland area scientific investigation and the needs of exploitation, all require the buffer shock-absorbing manner of packing that a kind of applicable Antarctic Inland scientific investigation requirement is provided; And in prior art, there is no applicable technical scheme.
Summary of the invention
The object of the invention is to make up the deficiencies in the prior art, a kind of floating raft type double-layer bumper vibration insulating system being applicable to the severe traffic condition in inland, polar region is provided, the requirement of Antarctic Inland scientific investigation transport can be met, safety precaution is carried out to precision instrument.The present invention utilizes distinctive inland, the South Pole self vehicle-sled as intermediate, transforms, both can adapt to the needs of double-layer vibration isolating, separately not increase new intermediate again, realize the oscillation damping method of double-layer vibration isolating the structure of sled.
The technical scheme completing foregoing invention task is, a kind of floating raft type double-layer bumper vibration insulating system being applicable to the severe traffic condition in inland, polar region: precision instrument to be transported is arranged in packing chest, this packing chest is arranged in transport sled (vibrating mass), this sled is provided with sled bumper, form individual layer Buffering Isolation System, it is characterized in that, on this individual layer Buffering Isolation System, be provided with second layer Buffering Isolation System, the structure of this second layer Buffering Isolation System is, described packing chest is (also referred to as fixing framework by a carrying case, or steelframe) be fixedly installed on transport sled, six faces in this carrying case are all fixed with carrying case shock absorber, six faces of described packing chest are fixed in this carrying case by described carrying case shock absorber, is free to slide, reaches the effect of vibration damping in the scope that packing chest can be drawn a circle to approve at the bumper in six faces.
The present invention has following prioritization scheme:
1. pair sled improves, and sled adds and adds light spring formation individual layer (ground floor) Buffering Isolation System.The rigidity of this spring by precision instrument weight determine (weight of precision instrument is less, and the rigidity of spring is also less), to reduce the vibration of high frequency and to impact the impact brought precision instrument.Individual layer Buffering Isolation System on described sled is improved: on sled bumper (below carrying case), increase a sled reinforcing member, as intermediate (or being called matrix) to increase the rigidity between ground floor shock mitigation system and second layer shock mitigation system.
2, described sled reinforcing member (intermediate or matrix), requires that its quality is about 2 times of vibrating mass (carrying case) quality.
3, described carrying case shock absorber adopts low temperature grease rubber damper.
Three faces of 4, described carrying case (fixing framework or steelframe) are stationary plane (weld together); Three faces are in addition active face, adopt adjusting hole to connect.So that regulate the predetermincd tension of shock absorber when carrying case is installed.
Six inside faces of 5, described packing chest are pasted with polytetrafluoroethylene pad, and to ensure that packing chest is free to slide in the scope of carrying case shock absorber, six-freedom degree is not restricted.
6, in described packing chest, at the surrounding flexible material packaging protecting precision instrument of precision instrument;
7, at the damping material that the bottom pad flexibility of precision instrument differs, the vibration of sudden surge and long-time transport generation can be prevented the impact of instrument.
8, screw is adopted to be connected between described carrying case (steelframe) and sled.
9, in carrying case, be placed with desiccant, make moist to prevent transport.
For long-time, need employing double-layer vibration isolating system to obtain good vibration isolating effect without the Transport Vibration of specific incentives frequency separation and impact.The present invention adopts double-layer vibration isolating system, an intermediate is added as matrix exactly between the vibration isolation packaging needing protection and vibration stimulus source, vibrating mass is flexibly arranged on intermediate, and then is flexibly arranged on vibration source basis by the single-layer partiting polarization device of vibrating mass and intermediate composition.The vibration isolation element that between its intermediate and excitation vibration source, main employing rigidity is larger, with the vibration reducing medium high frequency and the impact impacted vibrating mass, adopts the vibration isolation element that rigidity is little, reduces the impact of low-frequency vibration between vibrating mass and intermediate.For intermediate, its quality of General Requirements is about 2 times of vibrating mass quality.
Specifically, technical solution of the present invention comprises following part:
1. pair existing Antarctic Inland transportation means-sled improves, existing sled can only meet large-scale steel, the transport of the heavy goods and materials such as oil storage barrel, generally common precision instrument only has 1t-2t heavy, if transported with existing sled, the transport protection of specific precision instrument can not be satisfied with, need on sled, increase the first floor vibration isolation of light spring as double-deck floating raft type vibrating isolation system, the rigidity of spring determined by the weight of precision instrument, to reduce the vibration of high frequency and to impact the impact brought precision instrument.
2. according to the shock absorber that the size and weight configuration of laying packing chest adapt with it.Shock absorber adopts special rubber and grease, damper spring adopts special steel manufacture, and select corresponding spring stiffness, to meet the requirement of South Pole low-temperature and low-pressure traffic condition according to the size of wooden case instrument and the vibration data of weight and Antarctic Inland transport.
3. precision instrument surrounding flexible material packaging protecting precision instrument and be placed in carrying case; place desiccant in carrying case to make moist to prevent transport; at the damping material that the bottom pad flexibility of precision instrument differs, the vibration of sudden surge and long-time transport generation can be prevented the impact of instrument.
4. the mounting means of vibration insulating system is six floated installations.Vibration damping is respectively carried out with 4 low temperature grease rubber dampers in six faces of carrying case, and shock absorber is arranged in carrying case, connects with screw fastening.Packing chest and shock absorber are without being fixedly connected with, ensureing that carrying case six-freedom degree is not restricted, being free to slide in the scope of shock absorber, in order to ensure its flatness of sliding, carrying case attaches polytetrafluoroethylene pad, it can be made to move and be subject to very little friction.Shock absorber is fixed on steelframe, and steelframe adopts screw to be connected in sled.3 side weld togethers of steelframe, other 3 sides adopt adjusting hole to connect, so that regulate the predetermincd tension of shock absorber when carrying case is installed.Its design diagram is shown in Fig. 1.
Beneficial effect of the present invention: the present invention will to pass the examination use in October, 2013 in South Pole section.The invention of this vibration insulating system can meet the requirement of the harsh transportation environment in the South Pole, and prevent precision instrument from suffering damage, its performance mainly contains following advantage:
1. simply easy for installation;
2. can safety protection carrying case in precision instrument;
3. low temperature resistant, can the low-temperature transport condition of-40 DEG C;
4. can according to the size needing adjustment shock absorber predetermincd tension of transport;
5. packaging vibration damping common is at present all that bumper is fixed on packing chest, the mainly vibration damping of upper and lower both direction, and the packing chest in vibration insulating system of the present invention can freely in the scope of bumper be free to slide, six direction vibration damping simultaneously can be become.
Accompanying drawing explanation
Fig. 1 is double-layer bumper vibration insulating system schematic diagram.
Detailed description of the invention
Embodiment 1: the floating raft type double-layer bumper vibration insulating system being applicable to the severe traffic condition in inland, polar region: with reference to Fig. 1: be provided with sled bumper 6 on this sled 7, on sled bumper 6, increase a sled reinforcing member 5, as intermediate (or being called matrix), above formation individual layer Buffering Isolation System.Described sled reinforcing member 5(intermediate or matrix), require that its quality is about 2 times of carrying case 2 quality.On this individual layer Buffering Isolation System, be provided with second layer Buffering Isolation System: packing chest 3 is arranged on transport sled 7 by a carrying case 2, and six faces in this carrying case 2 are all fixed with carrying case shock absorber 1; The range of movement in six faces of described packing chest 3 is limited between carrying case bumper 1.Carrying case shock absorber 1 adopts low temperature grease rubber damper.Bottom flexible support material 4 is also provided with in described packing chest 3.
Three faces of described carrying case 2 are stationary plane (weld together); Three faces are in addition active face, adopt adjusting hole to connect.So that regulate the predetermincd tension of shock absorber when carrying case is installed.
Its packaging step is:
1. select suitable spring fitting on sled according to sled loaded weight.
2. by precision instrument sealed package, and fill in flexible material in its surrounding and be positioned in packing chest, dryer damp-proofing is placed in packing chest inside.
3. polytetrafluoroethylene pad is loaded packing chest 6 sides, rise and reduce rubbing effect.
4. design the bumper of response according to the weight of precision instrument and the size of over-the-road transportation vibration and be arranged in rigid frame.
5. packing chest is put into steelframe.
6. active face is loaded in steelframe, and regulate predetermincd tension screw and tighten up.
7. steelframe is fixed on sled.
Claims (10)
1. one kind is applicable to the floating raft type double-layer bumper vibration insulating system of the severe traffic condition in inland, polar region: sled is provided with sled bumper, form individual layer Buffering Isolation System, it is characterized in that, on this individual layer Buffering Isolation System, be provided with second layer Buffering Isolation System, the structure of this second layer Buffering Isolation System is, packing chest is arranged on transport sled by a carrying case, and six faces in this carrying case are all fixed with carrying case shock absorber; Six faces of described packing chest are placed in this carrying case by described carrying case shock absorber, and packing chest freely can be free to slide and reach vibration damping object within the scope of bumper.
2. the floating raft type double-layer bumper vibration insulating system being applicable to the severe traffic condition in inland, polar region according to claim 1, is characterized in that, on described sled bumper, be provided with sled reinforcing member, as intermediate.
3. the floating raft type double-layer bumper vibration insulating system being applicable to the severe traffic condition in inland, polar region according to claim 2, is characterized in that, the quality of described sled reinforcing member is 2 times of carrying case quality.
4. the floating raft type double-layer bumper vibration insulating system being applicable to the severe traffic condition in inland, polar region according to claim 1, is characterized in that, described carrying case shock absorber adopts low temperature grease rubber damper.
5. the floating raft type double-layer bumper vibration insulating system being applicable to the severe traffic condition in inland, polar region according to claim 1, is characterized in that, three faces of described carrying case are stationary plane; Three faces are in addition active face, adopt adjusting hole to connect.
6. the floating raft type double-layer bumper vibration insulating system being applicable to the severe traffic condition in inland, polar region according to claim 1, is characterized in that, six inside faces of described packing chest are pasted with polytetrafluoroethylene pad.
7. the floating raft type double-layer bumper vibration insulating system being applicable to the severe traffic condition in inland, polar region according to claim 1, is characterized in that, in described packing chest, at the surrounding flexible material packaging protecting precision instrument of precision instrument.
8. the floating raft type double-layer bumper vibration insulating system being applicable to the severe traffic condition in inland, polar region according to claim 1, is characterized in that, be lined with damping material in the bottom of precision instrument.
9. the floating raft type double-layer bumper vibration insulating system being applicable to the severe traffic condition in inland, polar region according to claim 1, is characterized in that, adopt screw to be connected between described carrying case and sled.
10., according to the floating raft type double-layer bumper vibration insulating system being applicable to the severe traffic condition in inland, polar region one of claim 1-9 Suo Shu, it is characterized in that, in carrying case, be placed with desiccant.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310425259.6A CN103465951B (en) | 2013-09-10 | 2013-09-17 | Floating raft type double-layer buffering and vibration reduction system for adverse transportation conditions of polar lands |
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310409533.0 | 2013-09-10 | ||
| CN2013104095330 | 2013-09-10 | ||
| CN201310409533 | 2013-09-10 | ||
| CN201310425259.6A CN103465951B (en) | 2013-09-10 | 2013-09-17 | Floating raft type double-layer buffering and vibration reduction system for adverse transportation conditions of polar lands |
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| Publication Number | Publication Date |
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| CN103465951A CN103465951A (en) | 2013-12-25 |
| CN103465951B true CN103465951B (en) | 2015-07-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320576094.8U Withdrawn - After Issue CN203623765U (en) | 2013-09-10 | 2013-09-17 | Buoyant-raft type double-layer buffer damping system applicable to poor polar-region transportation conditions |
| CN201310425259.6A Active CN103465951B (en) | 2013-09-10 | 2013-09-17 | Floating raft type double-layer buffering and vibration reduction system for adverse transportation conditions of polar lands |
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| CN201320576094.8U Withdrawn - After Issue CN203623765U (en) | 2013-09-10 | 2013-09-17 | Buoyant-raft type double-layer buffer damping system applicable to poor polar-region transportation conditions |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109458430A (en) * | 2018-11-27 | 2019-03-12 | 中国舰船研究设计中心 | Based on quality, tuning, mixes and cut down vibrating isolation system optimum design method to the floating of effect |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203623765U (en) * | 2013-09-10 | 2014-06-04 | 中国科学院国家天文台南京天文光学技术研究所 | Buoyant-raft type double-layer buffer damping system applicable to poor polar-region transportation conditions |
| CN108068866A (en) * | 2017-11-29 | 2018-05-25 | 龙泉市宏盛科技咨询服务有限公司 | A kind of bamboo and wood products's processing transfer device |
| CN108150395B (en) * | 2017-12-12 | 2019-05-14 | 江麓机电集团有限公司 | A kind of special vehicle is with compressor operation controller dynamic damping from answering system |
| CN110038893B (en) * | 2019-05-31 | 2021-11-30 | 广州市番禺环境科学研究所有限公司 | Circulating type photocatalytic soil remediation system and remediation method thereof |
| CN111240006B (en) * | 2019-12-16 | 2022-04-05 | 中国科学院国家天文台南京天文光学技术研究所 | Bilinear horizontal sliding vibration reduction system of large astronomical telescope azimuth axis structure |
| CN113200083B (en) * | 2021-04-29 | 2022-05-20 | 中国科学院国家天文台南京天文光学技术研究所 | Vibration reduction device and method for transporting Antarctic astronomical equipment |
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| US3514122A (en) * | 1968-11-08 | 1970-05-26 | Craig Systems Corp | Shock absorbing skid |
| US3894746A (en) * | 1972-06-02 | 1975-07-15 | Evequoz Jean Yves | Ski-bob |
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| CN101115652A (en) * | 2004-07-13 | 2008-01-30 | 艾留朗纳有限责任公司 | Collapsible sled with spring suspension |
| CN201354206Y (en) * | 2008-12-18 | 2009-12-02 | 河南中光学集团有限公司 | Packing box with buffer structure |
| CN203623765U (en) * | 2013-09-10 | 2014-06-04 | 中国科学院国家天文台南京天文光学技术研究所 | Buoyant-raft type double-layer buffer damping system applicable to poor polar-region transportation conditions |
-
2013
- 2013-09-17 CN CN201320576094.8U patent/CN203623765U/en not_active Withdrawn - After Issue
- 2013-09-17 CN CN201310425259.6A patent/CN103465951B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3514122A (en) * | 1968-11-08 | 1970-05-26 | Craig Systems Corp | Shock absorbing skid |
| US3894746A (en) * | 1972-06-02 | 1975-07-15 | Evequoz Jean Yves | Ski-bob |
| US4593921A (en) * | 1985-04-15 | 1986-06-10 | Yamaha Hatsudoki Kabushiki Kaisha | Stabilizer system for a snowmobile |
| CN101115652A (en) * | 2004-07-13 | 2008-01-30 | 艾留朗纳有限责任公司 | Collapsible sled with spring suspension |
| JP2007145345A (en) * | 2005-11-25 | 2007-06-14 | Ge Medical Systems Global Technology Co Llc | Packaging system, packaging box, and packaging method |
| CN201354206Y (en) * | 2008-12-18 | 2009-12-02 | 河南中光学集团有限公司 | Packing box with buffer structure |
| CN203623765U (en) * | 2013-09-10 | 2014-06-04 | 中国科学院国家天文台南京天文光学技术研究所 | Buoyant-raft type double-layer buffer damping system applicable to poor polar-region transportation conditions |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109458430A (en) * | 2018-11-27 | 2019-03-12 | 中国舰船研究设计中心 | Based on quality, tuning, mixes and cut down vibrating isolation system optimum design method to the floating of effect |
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| Publication number | Publication date |
|---|---|
| CN203623765U (en) | 2014-06-04 |
| CN103465951A (en) | 2013-12-25 |
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