CN103792083A - Wing pneumatic loading device - Google Patents
Wing pneumatic loading device Download PDFInfo
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- CN103792083A CN103792083A CN201410080097.1A CN201410080097A CN103792083A CN 103792083 A CN103792083 A CN 103792083A CN 201410080097 A CN201410080097 A CN 201410080097A CN 103792083 A CN103792083 A CN 103792083A
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Abstract
The invention discloses a wing pneumatic loading device to solve the problems that when loads are exerted on a wing through a hydraulic system, operation is complex and portability can not be achieved, and belongs to the technical field of wing strength testing. The wing pneumatic loading device comprises an air pump, an electromagnetic proportional valve, a six-way air pipe connector, n electromagnetic valves, n air cylinders and a control portion. The air outlet of the air pump is communicated with the air inlet of the electromagnetic proportional valve. The air outlet of the electromagnetic proportional valve is communicated with the air inlet of the six-way air pipe connector. The air inlets of the n electromagnetic valves are correspondingly communicated with the n air outlets of the six-way air pipe connector one to one. The air outlet of any one of the electromagnetic valves is communicated with the air inlet of one of the air cylinders. The air pressure instruction output end of the control portion is connected with the air pressure control end of the electromagnetic proportional valve. The control ends of the n electromagnetic valves are correspondingly connected with the n switch instruction output ends of the control portion one to one, wherein n ranges from 2 to 6.
Description
Technical field
The present invention relates to a kind of load charger of wing, belong to wing strength test technical field.
Background technology
Wing is one of indispensable parts of aircraft, before wing enters application, need to carry out to it experiments such as intensity, fatigue, is used for measuring intensity and the fatigue strength of wing.At present, load for wing that to use maximum be hydraulic system, the advantage of hydraulic system is the accuracy of its imposed load, the quality of a hydraulic system depends on the rationality of system, the quality of system element performance, and must systematically pollute protection and process, and this point is particularly important.Therefore, adopt hydraulic system to wing imposed load complicated operation, do not there is portability.
Summary of the invention
To the present invention seeks to adopt hydraulic system to wing imposed load complicated operation in order solving, not there is the problem of portability, a kind of wing Pneumatic loading is provided.
Wing Pneumatic loading of the present invention, it comprises air pump, electromagnetic proportional valve, six connections for breather pipe, a n solenoid valve, a n cylinder and control part;
The gas outlet of air pump is communicated with the air intake of electromagnetic proportional valve, the gas outlet of electromagnetic proportional valve is communicated with the air intake of six connections for breather pipe, the n of a six connections for breather pipe gas outlet respectively with the air intake corresponding connection one by one of n solenoid valve, the gas outlet of any one solenoid valve is communicated with the air intake of a cylinder;
The air pressure instruction output end of control part is connected with the air pressure control end of electromagnetic proportional valve;
The n way switch instruction output end of control part connects one to one with the control end of n solenoid valve respectively;
Wherein: n=2 ~ 6.
Advantage of the present invention: the compare advantage of hydraulic system maximum of wing Pneumatic loading of the present invention is its portability and convenient operation.Send instruction by computing machine, by the switch of Micro Controller Unit (MCU) driving multipath electrovalve, and then control each road cylinder and whether export gas, and the size of cylinder power output, can guarantee that by pneumatic pressurizing system of the present invention wing is under the condition of distortion, assurance can meet required power and the moment of flexure with loading of wing.
Accompanying drawing explanation
Fig. 1 is the structural representation of wing Pneumatic loading of the present invention;
Fig. 2 is the control principle drawing of wing Pneumatic loading of the present invention.
Embodiment
Embodiment one: below in conjunction with Fig. 1 and Fig. 2, present embodiment is described, wing Pneumatic loading described in present embodiment, it comprises air pump 1, electromagnetic proportional valve 2, six connections for breather pipe 3, a n solenoid valve 5, a n cylinder 8 and control part 9;
The gas outlet of air pump 1 is communicated with the air intake of electromagnetic proportional valve 2, the gas outlet of electromagnetic proportional valve 2 is communicated with the air intake of six connections for breather pipe 3, the n of six connections for breather pipe 3 gas outlet respectively with the air intake corresponding connection one by one of n solenoid valve 5, the gas outlet of any one solenoid valve 5 is communicated with the air intake of a cylinder 8;
The air pressure instruction output end of control part 9 is connected with the air pressure control end of electromagnetic proportional valve 2;
The n way switch instruction output end of control part 9 connects one to one with the control end of n solenoid valve 5 respectively;
Wherein: n=2 ~ 6.
Control part 9 comprises computing machine 901 and single-chip microcomputer 902, and the instruction output end of computing machine 901 is connected with the instruction output end of single-chip microcomputer 902, and the air pressure instruction output end of single-chip microcomputer 902 is connected with the air pressure control end of electromagnetic proportional valve 2;
The n way switch instruction output end of single-chip microcomputer 902 connects one to one with the control end of n solenoid valve 5 respectively.
The diverse location of the corresponding wing in position of principle of work: a n cylinder 8 gas outlets, the control that present embodiment realizes is whether diverse location cylinder 8 exports gas, and the size of output gas pressure, and then better carry out ionization meter and the fatigue strength measurement of wing.By given experiment parameter, just can realize and load predetermined power and moment of flexure.
Relevant instruction is set in computing machine 901, instruction comprises two parts, a part is the switch order to n solenoid valve 5, and computing machine 901 can be controlled the switch of one or more solenoid valves 5 arbitrarily by single-chip microcomputer 902, and then controls one or more cylinders 8 and whether export gas; Another part is the air pressure instruction to electromagnetic proportional valve 2, computing machine 901 is controlled electromagnetic proportional valve 2 by single-chip microcomputer 902, the gas of air pump 1 is exported to n cylinder 8 by electromagnetic proportional valve 2, change the ratio of electromagnetic proportional valve 2, just can control the size of gaseous tension, self bear the relatively different of pressure as for n cylinder 8, control by the barrel dliameter size of himself.
Embodiment two: present embodiment is described further embodiment one, it also comprises display 4, the air pressure idsplay order output terminal of electromagnetic proportional valve 2 is connected with the display input end of display 4.
The gas that air pump 1 is exported is after electromagnetic proportional valve 2 regulates, by display 4 its gaseous tensions.
Embodiment three: present embodiment is described further embodiment one or two, it also comprises n Quick air-discharge ball valve 6 and n exhaust box 7; Between each solenoid valve 5 and a cylinder 8, a Quick air-discharge ball valve 6 is set, 1 mouthful of the gas outlet of solenoid valve 5 and Quick air-discharge ball valve 6 is connected, 2 mouthfuls of Quick air-discharge ball valve 6 are connected with the air intake of cylinder 8, and 3 mouthfuls of Quick air-discharge ball valve 6 arrange an exhaust box 7.
N Quick air-discharge ball valve 6 is Redundancy Design of electromagnetic proportional valve, in the time that electromagnetic proportional valve 2 lost efficacy, and can be by regulating Quick air-discharge ball valve 6 to adjust the air pressure size of this gas circuit.
After experiment finishes, in cylinder 8, pass through Quick air-discharge ball valve 6, fall through exhaust box 7 quick drain.
Claims (4)
1. wing Pneumatic loading, is characterized in that, it comprises air pump (1), electromagnetic proportional valve (2), six connections for breather pipe (3), a n solenoid valve (5), a n cylinder (8) and control part (9);
The gas outlet of air pump (1) is communicated with the air intake of electromagnetic proportional valve (2), the gas outlet of electromagnetic proportional valve (2) is communicated with the air intake of six connections for breather pipe (3), n gas outlet of six connections for breather pipe (3) respectively with the air intake corresponding connection one by one of n solenoid valve (5), the gas outlet of any one solenoid valve (5) is communicated with the air intake of a cylinder (8);
The air pressure instruction output end of control part (9) is connected with the air pressure control end of electromagnetic proportional valve (2);
The n way switch instruction output end of control part (9) connects one to one with the control end of n solenoid valve (5) respectively;
Wherein: n=2 ~ 6.
2. wing Pneumatic loading according to claim 1, it is characterized in that, control part (9) comprises computing machine (901) and single-chip microcomputer (902), the instruction output end of computing machine (901) is connected with the instruction output end of single-chip microcomputer (902), and the air pressure instruction output end of single-chip microcomputer (902) is connected with the air pressure control end of electromagnetic proportional valve (2);
The n way switch instruction output end of single-chip microcomputer (902) connects one to one with the control end of n solenoid valve (5) respectively.
3. according to wing Pneumatic loading described in claim 1 or 2, it is characterized in that, it also comprises display (4), and the air pressure idsplay order output terminal of electromagnetic proportional valve (2) is connected with the display input end of display (4).
4. according to wing Pneumatic loading described in claim 1 or 2, it is characterized in that, it also comprises n Quick air-discharge ball valve (6) and n exhaust box (7); Between each solenoid valve (5) and a cylinder (8), a Quick air-discharge ball valve (6) is set, 1 mouthful of the gas outlet of solenoid valve (5) and Quick air-discharge ball valve (6) is connected, 2 mouthfuls of Quick air-discharge ball valve (6) are connected with the air intake of cylinder (8), and 3 mouthfuls of Quick air-discharge ball valve (6) arrange an exhaust box (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410080097.1A CN103792083B (en) | 2014-03-06 | 2014-03-06 | Wing aerodynamic charger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410080097.1A CN103792083B (en) | 2014-03-06 | 2014-03-06 | Wing aerodynamic charger |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103792083A true CN103792083A (en) | 2014-05-14 |
| CN103792083B CN103792083B (en) | 2016-07-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410080097.1A Active CN103792083B (en) | 2014-03-06 | 2014-03-06 | Wing aerodynamic charger |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105015802A (en) * | 2015-07-21 | 2015-11-04 | 哈尔滨工业大学 | Pneumatic wing loading device |
| CN109932196A (en) * | 2019-03-13 | 2019-06-25 | 浙江大学城市学院 | A kind of pneumatic loading system of portable simulation Subway Train Operation in Existed Subway |
| CN110195821A (en) * | 2019-05-09 | 2019-09-03 | 中国飞机强度研究所 | A kind of hydraulic substation and magnetic valve controller |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| WO2004065926A1 (en) * | 2003-01-23 | 2004-08-05 | William Marsh Rice University | Smart materials: strain sensing and stress determination by means of nanotube sensing systems, composites, and devices |
| CN1818599A (en) * | 2006-03-17 | 2006-08-16 | 燕山大学 | Apparatus for testing fatigue strength of axial hinge bearing of helicopter |
| CN201503355U (en) * | 2009-09-27 | 2010-06-09 | 北汽福田汽车股份有限公司 | Accelerator pedal durability test device |
| JP5160489B2 (en) * | 2009-03-25 | 2013-03-13 | 住友金属テクノロジー株式会社 | High pressure material strength test equipment |
| CN103411784A (en) * | 2013-08-05 | 2013-11-27 | 浙江省泵阀产品质量检验中心 | Linear valve pneumatic actuator testing device |
-
2014
- 2014-03-06 CN CN201410080097.1A patent/CN103792083B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2004065926A1 (en) * | 2003-01-23 | 2004-08-05 | William Marsh Rice University | Smart materials: strain sensing and stress determination by means of nanotube sensing systems, composites, and devices |
| CN1818599A (en) * | 2006-03-17 | 2006-08-16 | 燕山大学 | Apparatus for testing fatigue strength of axial hinge bearing of helicopter |
| JP5160489B2 (en) * | 2009-03-25 | 2013-03-13 | 住友金属テクノロジー株式会社 | High pressure material strength test equipment |
| CN201503355U (en) * | 2009-09-27 | 2010-06-09 | 北汽福田汽车股份有限公司 | Accelerator pedal durability test device |
| CN103411784A (en) * | 2013-08-05 | 2013-11-27 | 浙江省泵阀产品质量检验中心 | Linear valve pneumatic actuator testing device |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105015802A (en) * | 2015-07-21 | 2015-11-04 | 哈尔滨工业大学 | Pneumatic wing loading device |
| CN109932196A (en) * | 2019-03-13 | 2019-06-25 | 浙江大学城市学院 | A kind of pneumatic loading system of portable simulation Subway Train Operation in Existed Subway |
| CN110195821A (en) * | 2019-05-09 | 2019-09-03 | 中国飞机强度研究所 | A kind of hydraulic substation and magnetic valve controller |
| CN110195821B (en) * | 2019-05-09 | 2021-05-07 | 中国飞机强度研究所 | Hydraulic substation and electromagnetic valve control device |
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| Publication number | Publication date |
|---|---|
| CN103792083B (en) | 2016-07-27 |
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Effective date of registration: 20170410 Address after: 150028 Heilongjiang province high tech Industrial Development Zone, Harbin City, science and technology innovation city enterprise accelerator building, No. 12, wisdom Valley, No. two street, unit 1, layer 4058 Patentee after: Harbin science and Technology Co., Ltd. Address before: 150000 Harbin, Nangang, West District, large straight street, No. 92 Patentee before: Harbin Institute of Technology |
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Effective date of registration: 20170509 Address after: Room D710, Shenzhen Institute of aerospace technology No. 6 building, 518054 Guangdong city of Shenzhen province Nanshan District Guangdong streets Science Park, ten South Road Patentee after: Shenzhen innovation Advanced Material Research Institute Co Ltd Address before: 150028 Heilongjiang province high tech Industrial Development Zone, Harbin City, science and technology innovation city enterprise accelerator building, No. 12, wisdom Valley, No. two street, unit 1, layer 4058 Patentee before: Harbin science and Technology Co., Ltd. |