CN102410925A - Ripple compensator performance tester for high-voltage combined electrical appliance - Google Patents
Ripple compensator performance tester for high-voltage combined electrical appliance Download PDFInfo
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- CN102410925A CN102410925A CN2011102276934A CN201110227693A CN102410925A CN 102410925 A CN102410925 A CN 102410925A CN 2011102276934 A CN2011102276934 A CN 2011102276934A CN 201110227693 A CN201110227693 A CN 201110227693A CN 102410925 A CN102410925 A CN 102410925A
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- oil cylinder
- crossbeam
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- flexblejoint
- displacement
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Abstract
The invention relates to a ripple compensator performance tester for a high-voltage combined electrical appliance, which can realize axial-transverse combined displacement movement and is technically characterized in that two main stand columns and four auxiliary stand columns are installed on an installation platform, two main oil cylinders are arranged on a fixed transverse beam, an auxiliary oil cylinder is arranged on a driving transverse beam, and a lifting platform is connected with the stand columns through a sliding block and sliding rail movement mechanism; a pump station is connected with the oil cylinders through proportioning valves, synchronous valves and rigid hydraulic pipelines; a walking mechanism for transporting a test specimen is fixedly arranged on a fixed supporting frame through pins and can be drawn back into the fixed supporting frame; a temperature sensor is used for realizing oil temperature alarm, a pressure sensor is used for realizing overpressure alarm, a photoelectrical displacement sensor is used for realizing displacement protection and a liquid level sensor is used for realizing oil level alarm; and a tablet personal computer is installed on an electrical control cabinet, and manual and automatic operation can be realized. The ripple compensator performance tester for the high-voltage combined electrical appliance realizes the performance test of physical parameters of the ripple compensator test specimen with the diameter ranged from 500mm to 2000mm..
Description
Technical field
The invention belongs to the testing machine technical field that the product physical parameters measurement is used, specifically a kind ofly FlexbleJoint is carried out the high pressure combined electric that performance synthesis detects use the FlexbleJoint performance aircraft.
Background technology
FlexbleJoint is the special-purpose member of high pressure combined electric, and use field and consumption increase gradually, and is at present, domestic also not to the special-purpose testing machine of high pressure combined electric with FlexbleJoint.Performance Detection for FlexbleJoint; Be to utilize pressing machine or compensator testing machine to carry out at present; But its function only is confined to the axial circulation displacement durability test of product, can not realize that product is axial, the combination of transverse movement form displacement, electric operating or manual operation.And partial parameters comprises pressure-strain, the special-purpose device realization of withstand voltage test needs, when carrying out the product comprehensive performance test, needs multiple devices to make up realization, and detects complicated steps, needs repeatedly dismounting, and experimentation cost is high.In sum, existing high pressure combined electric uses FlexbleJoint checkout equipment characteristics to be: only can realize the single performance test, and can not satisfy the properties of product testing requirements fully, control mode falls behind, and efficient is low.
Summary of the invention
The purpose of this invention is to provide and a kind ofly FlexbleJoint is carried out the high pressure combined electric that performance synthesis detects use the FlexbleJoint performance aircraft.
The objective of the invention is to realize like this: it comprises mounting platform; Pumping plant; Proportioning valve; Electrical control cabinet is characterized in that: the mounting platform middle part at the T-slot that has " rice " font is equipped with head tree, the periphery is equipped with secondary column, is provided with fixed cross beam at the top of head tree and secondary column; This fixed cross beam is provided with master cylinder, initiatively on the crossbeam auxiliary oil cylinder is arranged, and the master cylinder bottom is connected on the active crossbeam, and initiatively the two ends of crossbeam are connected on the head tree through guiding mechanism, and auxiliary oil cylinder is connected on the secondary moving crossbeam; Hoistable platform is connected with secondary column with slide rail through slide block, and horizontal oil cylinder is installed;
The travel mechanism of transportation test specimen device is fixed on through bearing pin props up on the frame admittedly, and travel mechanism can bounce back to admittedly and prop up in the frame, is connected with the test specimen plummer admittedly prop up frame;
Pumping plant passing ratio valve, synchronous valve and rigidity fluid pressure line are with master cylinder, auxiliary oil cylinder, laterally oil cylinder is connected;
Electrical control is equipped with the panel computer display screen cashier's office in a shop, adopts temperature sensor to realize that the warning of oil temperature, pressure transducer realization superpressure are reported to the police, photoelectric displacement sensor is realized the displacement protection, liquid level sensor is realized the oil level warning respectively.
The present invention installs two head trees and four secondary columns on mounting platform.
One transportation test specimen device is arranged, and bearing is installed in its travel mechanism bottom, is fixed on admittedly through bearing pin and props up on the frame, connects the test specimen plummer admittedly prop up frame top.
The present invention has hydraulic power unit is arranged, and pumping plant passing ratio valve and fluid pressure line are with master cylinder, auxiliary oil cylinder, laterally oil cylinder is connected.
Have switch board, there are manual operation district and automatic operational zone in the visualized operation interface.
The present invention is equipped with facilities such as oily temperature warning facility, superpressure warning, displacement protection, oil level warning.
The present invention has following advantage:
1, adopts two master cylinders of synchronous valve control, can realize the synchronous easy motion of oil cylinder.
2, adopt horizontal oil cylinder and slide block slide rail motion, cooperate, can realize " laterally-axially " compound displacement movement with master cylinder.
3, passing ratio valve and linear oil cylinder can carry out automatic displacement control, and the displacement closed-loop control realizes the displacement High Accuracy Control.
4, the present invention has realized the physical parameter performance test of test specimen diameter in 500～2000mm scope; Adopt auxiliary oil cylinder to carry out the test of small dimension test specimen (test specimen of diameter≤500mm), but energy savings, and realize the convenient of installation.
5, test specimen motion can be realized the carrying of big test specimen, and the elastic telescopic mechanism that takes can reduce the lifting number of times, increases work efficiency.
6, utilize liquid level sensor, temperature sensor, pressure transducer, photoelectric displacement sensor carries out the realization of warning function.Safe, warning function is perfect, has warning functions such as superpressure, overtemperature, liquid level, mistake displacement.
7, the present invention also have rational in infrastructure, safe and reliable, range of application is wide, advantage such as energy-conservation, convenient.
Description of drawings
Fig. 1 is a structural representation sketch of the present invention;
Fig. 2 is the side direction structural representation sketch of Fig. 1;
The symbol description of accompanying drawing major part
1: master cylinder; 2: auxiliary oil cylinder; 3: hoistable platform; 4: slide block; 5: slide rail; 6: the test specimen plummer; 7: admittedly prop up frame; 8: travel mechanism; 9: bearing pin; 10: pumping plant; 11: proportioning valve; 12: fixed cross beam 13: the active crossbeam; 14: secondary moving crossbeam; 15: secondary column; 16: head tree; 17: horizontal oil cylinder; 18: mounting platform.
To combine accompanying drawing the present invention to be done further explain below, but following instance only is the present invention's example wherein through instance, the rights protection scope of not representing the present invention and being limited, rights protection scope of the present invention is as the criterion with claims.
Embodiment
Instance 1
Like Fig. 1, shown in Figure 2, mounting platform 18 has the T-slot of " rice " font, is convenient to the installation of test specimen.Two head trees 16 and four secondary columns 15 are installed on the platform; Wherein two head trees 16 are in the middle of mounting platform 18; Four secondary columns 15 are installed in head tree 16 both sides, are connected to form the device basic framework with top fixed cross beam 12, make device integral body firm, firm.Two master cylinders 1 are installed on fixed cross beam 12; Tache motorice is downward, and two master cylinders 1 are controlled through synchronous valve, realize master cylinder 1 synchronous easy motion; Connect initiatively crossbeam 13 at master cylinder 1 tache motorice; Initiatively crossbeam 13 two ends are connected on the head tree 16 through guiding mechanism, can be through flexible initiatively moving up and down of crossbeam 13, initiatively the crossbeam 13 main installing space adjustment function and the big test specimen axial displacement functions of realizing of realizing of master cylinder 1.Initiatively in the crossbeam 13 auxiliary oil cylinder 2 is installed; Tache motorice is connected with secondary moving crossbeam 14, can move moving up and down of crossbeam 14 through the flexible realization pair of auxiliary oil cylinder 2, and secondary moving crossbeam 14 can bounce back in the active crossbeam 13; Promptly reach purpose of energy saving, save space, conveniently assemble and disassemble.The secondary moving crossbeam 14 main small specimen axial displacement functions that realize.Hoistable platform 3 is connected with four secondary columns 15 with slide rail 5 through slide block 4, and hoistable platform 3 levels are to installing horizontal oil cylinder 17, and its major function can cooperate the compound displacement movement of realization " laterally-axially " simultaneously with master/auxiliary oil cylinder for realizing the transversal displacement of test specimen.
Bearing is installed in travel mechanism 8 bottoms of transportation test specimen device, is convenient to transportation more greatly than retry spare.Travel mechanism 8 is fixed on through bearing pin 9 and props up admittedly on the frame 7, when bearing pin 9 is extracted, moves down covering travel mechanism 8 admittedly prop up frame 7, contacts with mounting platform 18, realizes transporting the test specimen device and fixes, and test specimen plummer 6 surfaces should be smooth, satisfies the test specimen mounting condition.
This device has hydraulic power unit 10, and pumping plant 10 adopts air-cooled measure, the oily temperature control during the support equipment operation.Pumping plant 10 passing ratio valves 11, synchronous valve and rigidity fluid pressure line are with master cylinder 1, auxiliary oil cylinder 2, laterally oil cylinder 17 is connected, and fluid pressure line all adopts steel-tube construction, minimizing motion noise.
Electrical control is equipped with panel computer cashier's office in a shop; Can realize visualized operation; Visualized operation is divided into manual operation district and automatic operational zone, can carry out moving displacement, number of run, test specimen in the operational zone and number isoparametric setting, is provided with anxious equipment protection function such as stop.
This device adopts temperature sensor to realize that the warning of oil temperature, pressure transducer realization superpressure are reported to the police, photoelectric displacement sensor is realized the displacement protection, liquid level sensor is realized oil level warning, the normal operation of protective device respectively.
Operation steps:
The test operation step of the compound displacement of small specimen:
Test specimen lower end rigidity is installed on the hoistable platform 3, opens the power supply of switch board, start pumping plant 10; Making initiatively through operating system control master cylinder 1, crossbeam 13 moves to correct position; Driving auxiliary oil cylinder 2 contacts the moving crossbeam 14 of pair with test specimen, moving crossbeam 14 of pair and test specimen upper end are rigidly connected.On the control interface, axial displacement, transversal displacement amount, cycle index are set, open the Automatic Cycle function.Auxiliary oil cylinder 2 drives 14 pairs of test specimens of secondary moving crossbeam and realizes the axial compression extensional motion; Laterally oil cylinder 17 drives hoistable platform 3, carries out tangential movement through slide block 4 and slide rail 5, realizes test specimen horizontal compression extensional motion.When circulation reached set point number, equipment was out of service, printed the test form.
The test operation step of big test specimen axial displacement:
Dismounting hoistable platform 3.Test specimen is hung on test specimen plummer 6, test specimen is transported to mounting platform 18 central authorities, utilize initiatively crossbeam 13 lifting test specimens, extract bearing pin 9 then, make travel mechanism 8 shrink to advance to prop up admittedly in the frame 7, contact with mounting platform 18 admittedly prop up frame 7 bottoms.To be placed in the time on the plummer 6.Test specimen is rigidly connected with mounting platform 18 and active crossbeam 13 respectively at two ends up and down.On the control interface, axial displacement, cycle index are set, open the Automatic Cycle function.Master cylinder 1 drives initiatively 13 pairs of test specimens realizations of crossbeam axial compression extensional motion.When circulation reached set point number, equipment was out of service, printed the test form.
In process of the test when if pumping plant 10 temperature occurring and surpassing 60 ℃, temperature sensor sends alerting signal, and thermal light is bright, and hummer rings, and testing machine is out of service.If when pumping plant 10 liquid levels were not enough, liquid level sensor sent alerting signal, the liquid level pilot lamp is bright, and hummer rings, and testing machine is out of service; If when equipment test pressure surpassed set pressure 10%, pressure transducer sent alerting signal, the superpressure pilot lamp is bright, and hummer rings, and testing machine is out of service; If when the equipment test displacement reached displacement limits, equipment sent alerting signal, it is bright that carry moves pilot lamp, and hummer rings, and testing machine is out of service; When abnormal conditions occurring in the process of the test, press emergency stop switch, pumping plant 10 stops, the testing machine outage.
Principle of work:
Through electrical control signal, open pumping plant, through the unlatching size of electric signal control ratio valve and the state of synchronous valve, control fluid, driving oil cylinder motion can realize the movement velocity adjusting.Through closed-loop control, realize control to the oil cylinder moving displacement to linear oil cylinder intrinsic displacement sensor.When test number (TN) reached set point number, program was sent instruction and is stopped pumping station operation.The walking machine of test specimen Handling device is installed bearing, realizes convenient operation, and built-in spring can be realized the plug of bearing pin.
Displacement is reported to the police through photoelectric displacement switch pickup position and is sent signal and realize; Liquid level warning is experienced oil tank liquid level through liquid level sensor and is realized; Superpressure is reported to the police and is realized by the pressure transducer feedback pressure signal; Overtemperature alarm is experienced the fuel tank temperature through temperature sensor and is realized.When testing machine was reported to the police, program was out of service, and motor is out of service.
Claims (6)
1. a high pressure combined electric is used the FlexbleJoint performance aircraft; It comprises mounting platform; Pumping plant, proportioning valve, electrical control cabinet; It is characterized in that: mounting platform (18) middle part at the T-slot that has " rice " font is equipped with head tree (16), the periphery is equipped with secondary column (15), is provided with fixed cross beam (12) at the top of head tree (16) and secondary column (15); This fixed cross beam (12) is provided with master cylinder (1); Initiatively on the crossbeam (13) auxiliary oil cylinder (2) is arranged; Master cylinder (1) bottom is connected on the active crossbeam (13); Initiatively the two ends of crossbeam (13) are connected on the head tree (16) through guiding mechanism, and auxiliary oil cylinder (2) is connected on the secondary moving crossbeam (14); Hoistable platform (3) is connected with secondary column (15) with slide rail (5) through slide block (4), and horizontal oil cylinder (17) is installed;
The travel mechanism (8) of transportation test specimen device is fixed on through bearing pin (9) props up on the frame (7) admittedly, and travel mechanism (8) can bounce back to props up in the frame (7) admittedly, is connected with test specimen plummer (6) admittedly prop up frame (7);
Pumping plant (10) passing ratio valve (11), synchronous valve and rigidity fluid pressure line are with master cylinder (1), auxiliary oil cylinder (2), laterally oil cylinder (17) is connected;
Electrical control is equipped with the panel computer display screen cashier's office in a shop, adopts temperature sensor to realize that the warning of oil temperature, pressure transducer realization superpressure are reported to the police, photoelectric displacement sensor is realized the displacement protection, liquid level sensor is realized the oil level warning respectively.
2. high pressure combined electric according to claim 1 is used the FlexbleJoint performance aircraft, it is characterized in that: go up at mounting platform (18) two head trees (16) and four secondary columns (15) are installed.
3. high pressure combined electric according to claim 1 is used the FlexbleJoint performance aircraft, it is characterized in that: have two master cylinders (1) initiatively on the crossbeam (13) auxiliary oil cylinder (2) to be arranged on the fixed cross beam (12).
4. high pressure combined electric according to claim 1 is used the FlexbleJoint performance aircraft, it is characterized in that: hoistable platform (3) is connected with four secondary columns (15) with slide rail (5) through slide block (4), and horizontal oil cylinder (17) is installed.
5. high pressure combined electric according to claim 1 is used the FlexbleJoint performance aircraft, and characteristic is: pumping plant (10) passing ratio valve (11), synchronous valve and rigidity fluid pressure line are connected with oil cylinder.
6. high pressure combined electric according to claim 1 is used the FlexbleJoint performance aircraft; It is characterized in that: the travel mechanism (8) of transportation test specimen device is fixed on through bearing pin (9) props up on the frame (7) admittedly, and travel mechanism (8) can bounce back to props up in the frame (7) admittedly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110227693 CN102410925B (en) | 2011-08-10 | 2011-08-10 | Ripple compensator performance tester for high-voltage combined electrical appliance |
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|---|---|---|---|
| CN 201110227693 CN102410925B (en) | 2011-08-10 | 2011-08-10 | Ripple compensator performance tester for high-voltage combined electrical appliance |
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| CN102410925A true CN102410925A (en) | 2012-04-11 |
| CN102410925B CN102410925B (en) | 2013-08-28 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103499440A (en) * | 2013-10-21 | 2014-01-08 | 沈阳仪表科学研究院有限公司 | Multifunctional testing loading detecting machine for horizontal sleeve compensator |
| CN107192540A (en) * | 2016-03-15 | 2017-09-22 | 北京强度环境研究所 | Band net compensator pipe-line system stiffness characteristics experimental rig |
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| JPH10292887A (en) * | 1997-04-18 | 1998-11-04 | Osaka Rasenkan Kogyo Kk | Bellows type expansion pipe fitting |
| RU2367829C1 (en) * | 2008-06-09 | 2009-09-20 | Общество с ограниченной ответственностью "Научно-производственная фирма "СилКо" (ООО "НПФ "Силко") | Test technique of bellows expansion joint |
| CN201600295U (en) * | 2009-11-27 | 2010-10-06 | 沈阳仪表科学研究院 | Labor-saving fatigue testing device for metal bellows |
| CN202229908U (en) * | 2011-08-10 | 2012-05-23 | 沈阳仪表科学研究院 | Performance testing machine of corrugated compensator for high-voltage combination electricity |
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2011
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| JPH10292887A (en) * | 1997-04-18 | 1998-11-04 | Osaka Rasenkan Kogyo Kk | Bellows type expansion pipe fitting |
| RU2367829C1 (en) * | 2008-06-09 | 2009-09-20 | Общество с ограниченной ответственностью "Научно-производственная фирма "СилКо" (ООО "НПФ "Силко") | Test technique of bellows expansion joint |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103499440A (en) * | 2013-10-21 | 2014-01-08 | 沈阳仪表科学研究院有限公司 | Multifunctional testing loading detecting machine for horizontal sleeve compensator |
| CN103499440B (en) * | 2013-10-21 | 2015-10-28 | 沈阳仪表科学研究院有限公司 | The multifunctional testing of horizontal sleeve compensator loads detection machine |
| CN107192540A (en) * | 2016-03-15 | 2017-09-22 | 北京强度环境研究所 | Band net compensator pipe-line system stiffness characteristics experimental rig |
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| Publication number | Publication date |
|---|---|
| CN102410925B (en) | 2013-08-28 |
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Owner name: SHENYANG ACADEMY OF INSTRUMENTATION SCIENCE CO., L Free format text: FORMER NAME: SHENYANG INSTRUMENT SCIENTIFIC ACADEMY |
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Address after: 110043 Beihai street, Shenyang, Liaoning, No. 242 Patentee after: Shenyang Academy of Instrumentation Science Co., Ltd. Address before: 110043 Beihai street, Shenyang, Liaoning, No. 242 Patentee before: Shenyang Instrument Scientific Academy |