CN103308446A - Fluid compressibility test device based on corrugated pipes - Google Patents
Fluid compressibility test device based on corrugated pipes Download PDFInfo
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- CN103308446A CN103308446A CN2013102132049A CN201310213204A CN103308446A CN 103308446 A CN103308446 A CN 103308446A CN 2013102132049 A CN2013102132049 A CN 2013102132049A CN 201310213204 A CN201310213204 A CN 201310213204A CN 103308446 A CN103308446 A CN 103308446A
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Abstract
The invention provides a fluid compressibility test device based on corrugated pipes. The fluid compressibility test device comprises a corrugated pipe I and a corrugated pipe II, wherein the corrugated pipe I is used for containing a compressible fluid; the corrugated pipe II is used for containing an incompressible fluid; when the same axial pressure is applied to the corrugated pipe I and the corrugated pipe II, the compression volume of the corrugated pipe I is the same as the volume of the incompressible fluid flowing out of the corrugated pipe II. By adopting the fluid compressibility test device, the compressibility of the compressible fluid can be dynamically tested and a data support is provided for a compressibility study.
Description
Technical field
The present invention relates to the buffer technology field, relate in particular to a kind of fluid compressibility proving installation based on corrugated tube.
Background technology
Buffering refers to relax its physical shock when being subjected to high speed impact such as apparatuses such as vehicle, aerospace equipment, heavy-duty machineries, makes its stressed mild process.In actual life, there are many impact situations, as vehicle collision, aircraft landing, warship canon emission etc., usually adopt impact damper to relax physical shock, but the packing material of impact damper (as elastic cement, magnetorheological viscoelastic fluid, magnetic flow liquid etc.) under high pressure, can produce to a certain degree decrement to absorb physical shock.At present, less to the compressibility research of the packing material of impact damper in the impact damper research, do not consider that the compressibility of packing material is to the influence of the shock-absorbing capacity of impact damper.
Summary of the invention
In view of this, the invention provides a kind of fluid compressibility proving installation based on corrugated tube.Compressibility that can the dynamic test compressible fluid supports for compressibility research provides data.
The invention provides a kind of fluid compressibility proving installation based on corrugated tube, comprise: corrugated tube I and corrugated tube II, described corrugated tube I is used for holding compressible fluid, described corrugated tube II is used for holding the incompressibility fluid, when described corrugated tube I and corrugated tube II were subjected to identical axle pressure extruding, the compressed volume of described corrugated tube I equated with the volume of the incompressibility fluid that described corrugated tube II flows out.
Further, described corrugated tube I's radially is individual layer ripple or multilayer corrugated structure, and described corrugated tube II's radially is individual layer ripple or multilayer corrugated structure.
Further, described corrugated tube I and corrugated tube II's radially is two-layer ripple struction.
Further, described compressible fluid comprises: magnetorheological viscoelastic fluid, elastic cement or magnetic flow liquid, described incompressibility fluid comprises: water, alcohol or hydraulic oil.
Further, also comprise: the pressure transducer of the axle pressure that is subjected to for detection of described corrugated tube I, the liquid level sensor of the volume of the incompressibility fluid that flows out for detection of described corrugated tube II, and the control module of the relation between the decrement that all is connected with described pressure transducer and liquid level sensor, be used for test pressure and described compressible fluid.
Further, also comprise: seal the upper end cover I of the axial head end of described corrugated tube I, the base I of fixing described corrugated tube I axial end seals the upper end cover II of the axial head end of described corrugated tube II and the base II of fixing described corrugated tube II axial end.
Further, described upper end cover I is provided with for the screw that injects described compressible fluid and the described pressure transducer of screw-in.
Further, also comprise: measuring cup, described liquid level sensor are installed in the described measuring cup, described base II is provided with intercommunicating pore, the bottom of described measuring cup is provided with through hole, and described intercommunicating pore communicates with described through hole, is used for the incompressibility fluid of described corrugated tube II is imported described measuring cup.
Further, described base I and base II are same base.
Beneficial effect of the present invention:
The embodiment of the invention, because when corrugated tube I and corrugated tube II are simultaneously compressed, the decrement of compressible fluid equates with the volume of the incompressibility fluid of corrugated tube II outflow among the corrugated tube I, therefore pass through the volume of the incompressibility fluid of measuring bellows II outflow, just can obtain the relation between decrement and the pressure, obtain the compressibility of compressible fluid, support for compressibility research provides data.
Description of drawings
Below in conjunction with drawings and Examples the present invention is further described:
Fig. 1 is the structural representation of the embodiment of the fluid compressibility proving installation based on corrugated tube provided by the invention.
Embodiment
Please refer to Fig. 1, is the structural representation of the embodiment of the fluid compressibility proving installation based on corrugated tube provided by the invention.This device mainly comprises: corrugated tube I9 and corrugated tube II3.
Wherein, corrugated tube I9 is used for holding compressible fluid 8, and for example: compressible fluid 8 is magnetorheological viscoelastic fluid, elastic cement or magnetic flow liquid.The axial head end of corrugated tube I9 is by upper end cover I7 sealing, and axial end is fixed on the base I10.Upper end cover I7 is provided with for the screw that injects compressible fluid 8 and screw-in pressure transducer 5 in corrugated tube I9.
Wherein, corrugated tube II3 is used for holding incompressibility fluid 2, and for example: incompressibility fluid 2 can be water, alcohol or hydraulic oil.The axial head end of corrugated tube II3 is by upper end cover II1 sealing, and axial end is fixed on the base II15.Have intercommunicating pore 11 on the base II15, incompressibility fluid 2 among the corrugated tube II3 can be flowed in the measuring cup 12, and concrete, the bottom of measuring cup 12 has through hole 13, through hole 13 and intercommunicating pore 12 are communicated with, in order to the incompressibility fluid among the corrugated tube II3 is imported in the measuring cup 12.Measuring cup 12 is for the fixing cylindrical structure of floorage and high-precision liquid level sensor 14 wherein is installed, for detection of the variation of the volume of incompressibility fluid 2 in the measuring cup 12.
Wherein, base I10 and base II15 can be same base, are located in the same horizontal plane to guarantee corrugated tube I9 and corrugated tube II3.
Wherein, corrugated tube I9 and corrugated tube II3 radially all can be individual layer ripple or multilayer corrugated structure, and preferred, corrugated tube I is identical with the structure of corrugated tube II, radially is two-layer ripple struction.
Present embodiment, when the compressive plate 4 of pressing machine compresses upper end cover I7 and upper end cover II1 simultaneously, the volume of the incompressibility fluid 2 that squeezes out among compressible fluid 8 compressed volumes and the corrugated tube II3 in the corrugated tube I equates, measure the axle pressure that is loaded on the upper end cover I7 and the variation of measuring liquid level in the measuring cup 12 by liquid level sensor 14 by pressure transducer 5, and the signal that records is passed to control module 15, then control module 16 can go out the decrement of compressible fluid 8 and the relation between the pressure by real-time testing.Concrete, control module 16 can comprise: collector, for the signal of gathering pressure transducer 5 and liquid level sensor 14; Central processing unit collects signal for the treatment of collector, obtains the decrement of compressible fluid 8 and the relation between the pressure; Display is used for showing the decrement of compressible fluid 8 and the relation between the pressure.
Explanation is at last, above embodiment is only unrestricted in order to technical scheme of the present invention to be described, although with reference to preferred embodiment the present invention is had been described in detail, those of ordinary skill in the art is to be understood that, can make amendment or be equal to replacement technical scheme of the present invention, and not breaking away from aim and the scope of technical solution of the present invention, it all should be encompassed in the middle of the claim scope of the present invention.
Claims (9)
1. fluid compressibility proving installation based on corrugated tube, it is characterized in that: comprising: corrugated tube I, corrugated tube II, described corrugated tube I is used for holding compressible fluid, described corrugated tube II is used for holding the incompressibility fluid, when described corrugated tube I and corrugated tube II were subjected to identical axle pressure extruding, the compressed volume of described corrugated tube I equated with the volume of the incompressibility fluid that described corrugated tube II flows out.
2. the fluid compressibility proving installation based on corrugated tube as claimed in claim 1 is characterized in that: described corrugated tube I radially is individual layer ripple or multilayer corrugated structure, and described corrugated tube II's radially is individual layer ripple or multilayer corrugated structure.
3. the fluid compressibility proving installation based on corrugated tube as claimed in claim 2 is characterized in that: described corrugated tube I and corrugated tube II radially are two-layer ripple struction.
4. the fluid compressibility proving installation based on corrugated tube as claimed in claim 1, it is characterized in that: described compressible fluid comprises: magnetorheological viscoelastic fluid, elastic cement or magnetic flow liquid, described incompressibility fluid comprises: water, alcohol or hydraulic oil.
5. as each described fluid compressibility proving installation based on corrugated tube among the claim 1-4, it is characterized in that: also comprise: the pressure transducer of the axle pressure that is subjected to for detection of described corrugated tube I, the liquid level sensor of the volume of the incompressibility fluid that flows out for detection of described corrugated tube II, and the control module of the relation between the decrement that all is connected with described pressure transducer and liquid level sensor, be used for test pressure and described compressible fluid.
6. the fluid compressibility proving installation based on corrugated tube as claimed in claim 5, it is characterized in that: also comprise: the upper end cover I that seals the axial head end of described corrugated tube I, the base I of fixing described corrugated tube I axial end seals the upper end cover II of the axial head end of described corrugated tube II and the base II of fixing described corrugated tube II axial end.
7. the fluid compressibility proving installation based on corrugated tube as claimed in claim 6 is characterized in that: described upper end cover I is provided with for injecting described compressible fluid and screwing in the screw of described pressure transducer.
8. the fluid compressibility proving installation based on corrugated tube as claimed in claim 6, it is characterized in that: also comprise: measuring cup, described liquid level sensor is installed in the described measuring cup, described base II is provided with intercommunicating pore, the bottom of described measuring cup is provided with through hole, described intercommunicating pore communicates with described through hole, is used for the incompressibility fluid of described corrugated tube II is imported described measuring cup.
9. the fluid compressibility proving installation based on corrugated tube as claimed in claim 5, it is characterized in that: described base I and base II are same base.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310213204.9A CN103308446B (en) | 2013-05-31 | 2013-05-31 | Based on the fluid compressible system safety testing device of corrugated tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310213204.9A CN103308446B (en) | 2013-05-31 | 2013-05-31 | Based on the fluid compressible system safety testing device of corrugated tube |
Publications (2)
| Publication Number | Publication Date |
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| CN103308446A true CN103308446A (en) | 2013-09-18 |
| CN103308446B CN103308446B (en) | 2016-01-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310213204.9A Expired - Fee Related CN103308446B (en) | 2013-05-31 | 2013-05-31 | Based on the fluid compressible system safety testing device of corrugated tube |
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| CN (1) | CN103308446B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106442142A (en) * | 2016-08-17 | 2017-02-22 | 南通皋液液压机有限公司 | Pressure tester |
| CN109599295A (en) * | 2018-12-12 | 2019-04-09 | 西安交通大学 | A kind of vacuum interrupter with oily buffer-type bellows |
Citations (4)
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| CN101023272A (en) * | 2004-09-24 | 2007-08-22 | 林德股份公司 | Method and device for compressing a gaseous medium |
| CN201133888Y (en) * | 2007-12-28 | 2008-10-15 | 中国科学院武汉岩土力学研究所 | Material permeability coefficient measurement unit based on transfiguration |
| CN201367897Y (en) * | 2009-03-06 | 2009-12-23 | 中国海洋石油总公司 | Hydraulic oil volume compression coefficient test device |
| CN201408100Y (en) * | 2009-04-28 | 2010-02-17 | 上海前所光电科技有限公司 | High precision double corrugated pipe structure fiber grating liquid pressure sensor |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU1191651A1 (en) * | 1982-07-09 | 1985-11-15 | Onishchenko Anatolij T | Elastic element |
-
2013
- 2013-05-31 CN CN201310213204.9A patent/CN103308446B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101023272A (en) * | 2004-09-24 | 2007-08-22 | 林德股份公司 | Method and device for compressing a gaseous medium |
| CN201133888Y (en) * | 2007-12-28 | 2008-10-15 | 中国科学院武汉岩土力学研究所 | Material permeability coefficient measurement unit based on transfiguration |
| CN201367897Y (en) * | 2009-03-06 | 2009-12-23 | 中国海洋石油总公司 | Hydraulic oil volume compression coefficient test device |
| CN201408100Y (en) * | 2009-04-28 | 2010-02-17 | 上海前所光电科技有限公司 | High precision double corrugated pipe structure fiber grating liquid pressure sensor |
Non-Patent Citations (1)
| Title |
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| 张升明: "流体的可压缩性对弹性结构振动的影响", 《水动力学研究与进展》, no. 4, 31 August 1994 (1994-08-31) * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106442142A (en) * | 2016-08-17 | 2017-02-22 | 南通皋液液压机有限公司 | Pressure tester |
| CN109599295A (en) * | 2018-12-12 | 2019-04-09 | 西安交通大学 | A kind of vacuum interrupter with oily buffer-type bellows |
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| Publication number | Publication date |
|---|---|
| CN103308446B (en) | 2016-01-20 |
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