CN104806506A - Electrohydraulic pump multistage loading durability test bed - Google Patents
Electrohydraulic pump multistage loading durability test bed Download PDFInfo
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- CN104806506A CN104806506A CN201510196788.2A CN201510196788A CN104806506A CN 104806506 A CN104806506 A CN 104806506A CN 201510196788 A CN201510196788 A CN 201510196788A CN 104806506 A CN104806506 A CN 104806506A
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- fuel tank
- heating fuel
- stand
- heating
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Abstract
The invention belongs to a hydraulic component performance testing device and particularly relates to an electrohydraulic pump multistage loading durability test bed. An instrument display panel (5) is arranged below the left side of a vertical separator (1-3) in an integral rack; an AC-DC (Alternating Current to Direct Current) conversion module (6) is arranged on the upper surface of a left transverse separator (1-2) in the integral rack (1); an industrial-grade control computer (7) is arranged above the AC-DC conversion module (6); hydraulic control loading systems (3) are arranged on the upper surface of a bottom plate of the integral rack (1) on the right of the vertical separator (1-3); an electrical appliance control acquisition system (2) is arranged above a right transverse separator (1-4) in the integral rack (1); human-computer interaction equipment (8) is arranged at the upper part outside the integral rack (1). The electrohydraulic pump multistage loading durability test bed has high stability and high reliability, is low in manufacturing cost, is convenient to use and maintain, has a wide application range and is convenient to integrally move.
Description
Technical field
The invention belongs to hydraulic element performance test apparatus, particularly the electric liquid pump multistage of one loads durable test stand.
Background technique
Automobile power-assisted steering pump domestic at present starts to adopt electric liquid pump as fuel feeding element, this series products reliability requirement is high, existing equipment self can not realize the test function of this product high complexity, can only test with simple test conditions, thus make actual conditions and conditions of stand testing deviation larger, domestic have a small amount of same category of device, but it controls and part of data acquisition still defectiveness at electric liquid pump itself, function aspects is failed to reach and is met all test requests, causes test data analysis difficulty.
Summary of the invention
The object of the invention is to overcome above-mentioned technical deficiency, provide that a kind of structure is simple, convenient operating maintenance, the electric liquid pump multistage of reliable performance loads durable test stand.
The technological scheme that technical solution problem of the present invention adopts is: electric liquid pump multistage loads durable test stand and comprises: overall stand, slave station frame, left diaphragm, vertical clapboard, right diaphragm, universal wheels, main fuel tank, be characterized in that on the left of the vertical clapboard in overall stand, below is provided with instrument display panel, AC-DC conversion module is provided with above left diaphragm in overall stand, technical grade computer for controlling is provided with on AC-DC conversion module, at the substrate of the overall stand on the right side of vertical clapboard, hydraulic control loading system is housed, electrical equipment control acquisition system is provided with above right diaphragm in overall stand, overall stand outer above establish human-computer interaction device, technical grade computer for controlling connection control DC electrical source, CAN card, I/O board and AD board, DC electrical source, CAN card export and connect test specimen one, test specimen two, I/O board exports connection six sections of pressure-loaded and heater controls, and AD board exports Bonding pressure pick-up transducers and temperature acquisition sensor, one end connecting five relief valves and a proportional pressure control valve and filter arranged side by side respectively, five solenoid valve two ends in hydraulic control loading system, five relief valves are connected with the other end of a proportional pressure control valve, and connect heating fuel tank, the filter the other end connects test specimen one, test specimen two, at filter and test specimen one, pipeline in the middle of test specimen two is provided with pressure gauge and pressure transducer, test specimen one, test specimen dual-purpose pipeline connects main fuel tank, heating fuel tank fluid pipeline connects main fuel tank, edge in main fuel tank is provided with liquid level sensor, temperature acquisition sensor and level meter, heating fuel tank in hydraulic control loading system is, on mounting base, heating fuel tank housing is fixedly housed, thermal insulation layer is arranged with in heating fuel tank housing inner circumferential, on the cylindrical wall of heating fuel tank, sealing is provided with heating fuel tank level meter, heating fuel tank liquid level sensor is provided with inside heating fuel tank level meter, heating oil case lid is provided with at heating fuel tank housing upper face, fixing fluid pipeline is covered at heating fuel tank, fluid pipeline circularizes in heating fuel tank housing, mounting base below the fluid pipeline of annular is fixed with heater, below heating oil case lid, edge is provided with heating fuel tank temperature transducer.
The invention has the beneficial effects as follows: the structure that electric liquid pump multistage loads durable test stand takes strong and weak electricity to carry out the anti-interference layout of separation, its stability is strong, reliability is high, and main fuel tank structure can realize anti-heat loss, adopts industrial special-purpose computer human-computer interaction device etc. to facilitate test data transmission, the low cost of manufacture of test stand, working service is convenient, and can realize the combination in any of six sections of pressure and rotating speed as required, applicable surface is extensive, because be provided with universal wheels, move integrally conveniently.
Accompanying drawing explanation
Illustrate with embodiment below in conjunction with accompanying drawing.
Fig. 1 is that electric liquid pump multistage loads durable test stand structural drawing.
Fig. 2 is the industrial control computer system control planning block diagram in Fig. 1.
Fig. 3 is hydraulic control loading system annexation figure in Fig. 1.
Fig. 4 is heating fuel tank structural drawing in Fig. 3.
In figure, the overall stand of 1-; 1-1-slave station frame; The left diaphragm of 1-2; 1-3-vertical clapboard; The right diaphragm of 1-4-; 2-electrical equipment control acquisition system; 3-hydraulic control loading system; 4-main fuel tank; 5-instrument display panel; 6-AC-DC conversion module; 7-technical grade computer for controlling; 7-1-DC electrical source; 7-2-CAN card; 7-3-I/O board; 7-4-AD board; 7-5-temperature acquisition sensor; 7-6-pressure acquisition sensor; 7-7-heating fuel tank controls; 7-8-six sections of pressure-loaded; 7-9-pump testing two; 7-10-pump testing one; 8-human-computer interaction device; 9-universal wheels; 10-relief valve; 10-1-proportional pressure control valve; 11-heating fuel tank housing; 11-1-fluid pipeline; 11-2-heating oil case lid; 11-3-mounting base; 11-4-heater; 11-5-thermal insulation layer; 11-6-heating fuel tank level meter; 11-7-heating fuel tank liquid level sensor; 11-8-heating fuel tank temperature transducer; 12-level meter; 13-pressure transducer; 14-liquid level sensor; 15-pressure gauge; 16-filter; 17-solenoid valve.
Embodiment
Embodiment, with reference to accompanying drawing 1, it is be fixed with flat slave station frame 1-1 at the right outside side bottom of overall stand 1 that electric liquid pump multistage loads durable test stand, on slave station frame 1-1, be fixed with main fuel tank 4.In overall stand 1, be provided with vertical clapboard 1-3, be provided with right diaphragm 1-4 on the right side of vertical clapboard 1-3, the left side of vertical clapboard 1-3 is provided with left diaphragm 1-2, and below overall stand 1, corner place is provided with universal wheels 9.Instrument display panel 5 is provided with below left diaphragm 1-2 in overall stand 1, instrument display panel 5 is provided with below left diaphragm 1-2, AC-DC conversion module 6 is provided with on left diaphragm 1-2, technical grade computer for controlling 7 is provided with above AC-DC conversion module 6, hydraulic control loading system 3 is provided with in the below of right diaphragm 1-4, on right diaphragm 1-4, be provided with electrical equipment control acquisition system 2, above overall stand 1, be provided with human-computer interaction device 8.With reference to accompanying drawing 2, the technical grade computer for controlling 7 in technical grade computer for controlling Systematical control relation block diagram exports control connection DC electrical source 7-1, CAN card 7-2, I/C board 7-3 and AD board 7-4.DC electrical source 7-1 exports with CAN card 7-2 and is connected pump testing one 7-10 and pump testing two 7-9, and I/O board 7-3 exports connection six sections of pressure-loaded and heater control 7-7, AD board 7-4 export Bonding pressure pick-up transducers 7-6 and temperature acquisition sensor 7-5.With reference to accompanying drawing 3, five solenoid valve 17 two ends in hydraulic control loading system connect one end of five relief valves, 10, proportional pressure control valve 10-1 and filter 16 respectively, five relief valves 10 are connected with the other end of a proportional pressure control valve 10-1, and connect heating fuel tank 11, the other end of filter 16 connects pump testing one 7-10 and pump testing two 7-9, and filter 16 and the pipeline between pump testing one 7-10, pump testing two 7-9 are provided with pressure gauge 15 and pressure transducer 13.Pump testing one 7-10 is connected main fuel tank 4 with pump testing two 7-9 pipeline, and heating fuel tank fluid pipeline 11-1 connects main fuel tank 4, and liquid level sensor 14, temperature acquisition sensor 7-5 and tank gauge 12 are established in the edge in main fuel tank 4.With reference to accompanying drawing 4, heating fuel tank in hydraulic control loading system 3 is, on mounting base 11-3, heating fuel tank housing 11 is fixedly housed, thermal insulation layer 11-5 is arranged with in heating fuel tank housing 11 inner circumferential, on the cylindrical wall of heating fuel tank, sealing is provided with heating fuel tank level meter 11-6, heating fuel tank liquid level sensor 11-7 is provided with inside heating fuel tank level meter 11-6, heating oil case lid 11-2 is provided with on heating fuel tank housing 11, heating oil case lid 11-2 fixes fluid pipeline 11-1, fluid pipeline 11-1 circularizes in heating fuel tank housing 11, mounting base 11-3 below the fluid pipeline 11-1 of annular is fixed with heater 11-4, below heating oil case lid 11-2, edge is provided with heating fuel tank temperature transducer 11-8.
The working principle that electricity liquid pump multistage loads durable test stand is: the solenoid valve 17 in the hydraulic control loading system of test stand switches fluid by commutation and flows through pipeline, and pressure load is realized by relief valve 10 manual tune; Instrument display interface 5 integrated pressure table, temperature display meter system pressure and temperature implementing monitoring, AC-DC conversion module 6 adopts programmable instrument and technical grade computer for controlling 7 real-time communication, transmit electric current, voltage, the power data of pump testing one 7-10 and pump testing two 7-9, human-computer interaction device 8 facilitates people to grasp test data.
Claims (4)
1. an electric liquid pump multistage loads durable test stand, comprise overall stand (1), slave station frame (1-1), left diaphragm (1-2), vertical clapboard (1-3), right diaphragm (1-4), universal wheels (9), main fuel tank (4), it is characterized in that the below, vertical clapboard (1-3) left side in overall stand (1) is provided with instrument display panel (5), AC-DC conversion module (6) is provided with above left diaphragm (1-2) in overall stand (1), technical grade computer for controlling (7) is provided with on AC-DC conversion module (6), at the substrate of the overall stand (1) on the right side of vertical clapboard (1-3), hydraulic control loading system (3) is housed, right diaphragm (1-4) top in overall stand (1) is provided with electrical equipment control acquisition system (2), human-computer interaction device (8) is established in the outer top of overall stand (1).
2. electric liquid pump multistage according to claim 1 loads durable test stand, it is characterized in that technical grade computer for controlling (7) connection control DC electrical source (7-1), CAN card (7-2), I/O board (7-3) and AD board (7-4), DC electrical source (7-1), CAN card (7-2) export and connect test specimen one (7-10), test specimen two (7-9), I/O board (7-3) exports connection six sections of pressure-loaded (7-8) and heater controls (7-7), and AD board (7-4) exports Bonding pressure pick-up transducers (7-6) and temperature acquisition sensor (7-5).
3. electric liquid pump multistage according to claim 1 loads durable test stand, it is characterized in that one end connecting five relief valves (10) and a proportional pressure control valve (10-1) and filter (16) arranged side by side respectively, five solenoid valve (17) two ends in hydraulic control loading system (3), five relief valves (10) are connected with the other end of a proportional pressure control valve (10-1), and connect heating fuel tank (11), filter (16) the other end connects test specimen one (7-10), test specimen two (7-9), at filter (16) and test specimen one (7-10), pipeline in the middle of test specimen two (7-9) is provided with pressure gauge (15) and pressure transducer (13), test specimen one (7-10), test specimen two (7-9) pipeline connects main fuel tank (4), heating fuel tank (11) fluid pipeline (11-1) connects main fuel tank (4), edge in main fuel tank (4) is provided with liquid level sensor (14), temperature acquisition sensor (7-5) and level meter (12).
4. electric liquid pump multistage according to claim 1 loads durable test stand, it is characterized in that the heating fuel tank in hydraulic control loading system (3) is, on mounting base (11-3), heating fuel tank housing (11) is fixedly housed, thermal insulation layer (11-5) is arranged with in heating fuel tank housing (11) inner circumferential, on the cylindrical wall of heating fuel tank housing (11), sealing is provided with heating fuel tank level meter (11-6), heating fuel tank liquid level sensor (11-7) is provided with in heating fuel tank level meter (11-6) inner side, on heating fuel tank housing (11), be provided with heating do not have case lid (11-2), at the upper fixing fluid pipeline (11-1) of heating oil case lid (11-2), fluid pipeline (11-1) circularizes in heating fuel tank housing (11), the mounting base (11-3) of fluid pipeline (11-1) below of annular is fixed with heater (11-4), heating fuel tank temperature transducer (11-8) is provided with in edge, heating oil case lid (11-2) below.
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CN201510196788.2A CN104806506A (en) | 2015-04-23 | 2015-04-23 | Electrohydraulic pump multistage loading durability test bed |
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CN201510196788.2A CN104806506A (en) | 2015-04-23 | 2015-04-23 | Electrohydraulic pump multistage loading durability test bed |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107015091A (en) * | 2017-06-09 | 2017-08-04 | 上海逸伏汽车电子科技有限公司 | The durability test apparatus of vehicle-mounted DC/DC converters |
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US20060120877A1 (en) * | 2002-04-12 | 2006-06-08 | Bettenhausen Craig A | Electronic trim for a variable delivery pump in a hydraulic system for an engine |
CN201209532Y (en) * | 2008-04-28 | 2009-03-18 | 湖南机油泵股份有限公司 | Step pressure regulating type lubricating oil pump testing bench |
CN202140295U (en) * | 2011-06-29 | 2012-02-08 | 安徽蓝博旺机械有限责任公司 | Pump performance testing table |
CN102562563A (en) * | 2012-01-11 | 2012-07-11 | 福州大学 | Energy-saving stepless pressure regulating type hydraulic system for high-pressure pump performance test bench |
CN204572419U (en) * | 2015-04-23 | 2015-08-19 | 阜新德尔汽车部件股份有限公司 | Electricity liquid pump multistage loads durable test stand |
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2015
- 2015-04-23 CN CN201510196788.2A patent/CN104806506A/en active Pending
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20060120877A1 (en) * | 2002-04-12 | 2006-06-08 | Bettenhausen Craig A | Electronic trim for a variable delivery pump in a hydraulic system for an engine |
CN201209532Y (en) * | 2008-04-28 | 2009-03-18 | 湖南机油泵股份有限公司 | Step pressure regulating type lubricating oil pump testing bench |
CN202140295U (en) * | 2011-06-29 | 2012-02-08 | 安徽蓝博旺机械有限责任公司 | Pump performance testing table |
CN102562563A (en) * | 2012-01-11 | 2012-07-11 | 福州大学 | Energy-saving stepless pressure regulating type hydraulic system for high-pressure pump performance test bench |
CN204572419U (en) * | 2015-04-23 | 2015-08-19 | 阜新德尔汽车部件股份有限公司 | Electricity liquid pump multistage loads durable test stand |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
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CN107015091A (en) * | 2017-06-09 | 2017-08-04 | 上海逸伏汽车电子科技有限公司 | The durability test apparatus of vehicle-mounted DC/DC converters |
CN107015091B (en) * | 2017-06-09 | 2023-09-08 | 刘孝涛 | Endurance test device for vehicle-mounted DC/DC converter |
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