CN202381451U - Test system for electro-hydraulic servo valve - Google Patents
Test system for electro-hydraulic servo valve Download PDFInfo
- Publication number
- CN202381451U CN202381451U CN2011204911369U CN201120491136U CN202381451U CN 202381451 U CN202381451 U CN 202381451U CN 2011204911369 U CN2011204911369 U CN 2011204911369U CN 201120491136 U CN201120491136 U CN 201120491136U CN 202381451 U CN202381451 U CN 202381451U
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- test bench
- valve
- hydraulic pressure
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Abstract
The utility model relates to a test system for an electro-hydraulic servo valve. An oil inlet, an oil outlet, a first hydraulic output port and a second hydraulic output port are formed on the electro-hydraulic servo valve; the test system comprises an industrial personal computer, a test bench adapter and a test bench which are sequentially connected; and the electro-hydraulic servo valve to be tested is arranged on the test bench, and is connected with the test bench adapter through the test bench. Compared with the prior art, the test system has the advantage that the switching and reconstruction of an oil channel can be quickly realized by using reversing valves and an electromagnetic valve, so that the electro-hydraulic servo valve can be detected quickly and conveniently.
Description
Technical field
The utility model relates to a kind of test system, especially relates to a kind of test system that is used for electrohydraulic control.
Background technique
Electrohydraulic servo-controlling system is widely used in key areas such as generating, metallurgy, Aero-Space, and electrohydraulic control is the core component of the private clothes of electric liquid control system, promptly is the conversion element of signal, is again power amplification element.Electrohydraulic control has combined machinery, electronics and hydraulics, combines electric and characteristics hydraulic pressure two aspects, has the control accuracy height, speed of response is fast, signal processing is flexible, output power is big and advantage such as compact structure.The quality of its performance directly has influence on the control accuracy and the stability of electrohydraulic control system.
Electrohydraulic control often need switch and reconstruct oil circuit when detecting different parameters, and existing test system is not easy to realize this requirement when test.
The model utility content
The purpose of the utility model is exactly to provide a kind of can the Rapid Realization oil circuit to switch and the electrohydraulic control test system of reconstruct in order to overcome the defective that above-mentioned existing technology exists.
The purpose of the utility model can realize through following technological scheme:
A kind of electrohydraulic control test system; Described electrohydraulic control is provided with filler opening, oil outlet, the first hydraulic pressure delivery outlet and the second hydraulic pressure delivery outlet; Described test system comprises process control machine, test bench ABAP Adapter and the test bench that connects successively; Electrohydraulic control to be measured is located on the test bench, and connects the test bench ABAP Adapter through test bench.
Described test bench is provided with the hydraulic pressure control module that is used to detect hydraulic pressure information, and the test bench ABAP Adapter is provided with the electric control module that is used to detect electric information.
Described test bench is provided with accumulator, oily filter, reduction valve, throttle valve, solenoid valve, pressure transducer, temperature transducer, first selector valve, second selector valve and flowmeter; Described reduction valve connects the filler opening of electrohydraulic control; Described accumulator, oily filter, pressure transducer are connected reduction valve with temperature transducer; Described throttle valve connects the oil outlet and the solenoid valve of electrohydraulic control, and the described first hydraulic pressure delivery outlet connects first selector valve, and the described second hydraulic pressure delivery outlet connects second selector valve; Be connected a flowmeter between first selector valve and second selector valve; Described solenoid valve is connected first selector valve with the end that throttle valve links to each other, and the other end of solenoid valve connects second selector valve, and the described first hydraulic pressure delivery outlet, the second hydraulic pressure delivery outlet and oil outlet are equipped with pressure transducer.
Described test system also comprises output unit, and this output unit is connected with process control machine.
Compared with prior art, the utility model adopts switching and the reconstruct that selector valve and solenoid valve can the Rapid Realization oil circuit, makes the detection of electrohydraulic control quicker, convenient.
Description of drawings
Fig. 1 is the structural representation of the utility model;
Fig. 2 is the linkage structure schematic representation of each parts in the utility model test bench;
Fig. 3 is the utility model linkage structure schematic representation of each parts in the test bench when no load discharge is tested;
Fig. 4 is the utility model linkage structure schematic representation of each parts in the test bench when interior leakage, pressure test.
Embodiment
Below in conjunction with accompanying drawing and specific embodiment the utility model is elaborated.
Embodiment
As shown in Figure 1; A kind of electrohydraulic control test system; Comprise process control machine 4, test bench 2 and test bench ABAP Adapter 3, test bench 2 is provided with the hydraulic pressure control module that is used to detect hydraulic pressure information, and test bench ABAP Adapter 3 is provided with the electric control module that is used to detect electric information; Electrohydraulic control 1 to be measured is located on the test bench 2; And, making test bench ABAP Adapter 3 carry out electrical control and information gathering to it through test bench 2 connection test bench ABAP Adapters 3, test bench 2, test bench ABAP Adapter 3 and process control machine 4 are connected successively.
Concrete linkage structure in the test bench is as shown in Figure 2; Reduction valve 23 connects the oil inlet P of electrohydraulic control 1; Accumulator 22, oil filter 21, pressure transducer P1 are connected reduction valve 1 with temperature transducer T1, before hydraulic oil gets into from oil inlet P, need to filter through oil filter 21; Accumulator 22 provides pressure, and reduction valve 1 is regulated pressure.
Through regulating switching and the reconstruct that solenoid valve 25, first selector valve 26 and second selector valve 27 can reach oil circuit fast, wherein two kinds of oil passage connection structures such as Fig. 3 and shown in Figure 4.
All pressure transducers, temperature transducer and flowmeter in the test bench all sends to process control machine through the test bench ABAP Adapter with the information of gathering and handles.
In addition, process control machine can also connect output units such as printer, to outputing test result or Information Monitoring.
Claims (4)
1. electrohydraulic control test system; Described electrohydraulic control is provided with filler opening, oil outlet, the first hydraulic pressure delivery outlet and the second hydraulic pressure delivery outlet; It is characterized in that; Described test system comprises process control machine, test bench ABAP Adapter and the test bench that connects successively, and electrohydraulic control to be measured is located on the test bench, and connects the test bench ABAP Adapter through test bench.
2. a kind of electrohydraulic control test system according to claim 1 is characterized in that described test bench is provided with the hydraulic pressure control module that is used to detect hydraulic pressure information, and the test bench ABAP Adapter is provided with the electric control module that is used to detect electric information.
3. a kind of electrohydraulic control test system according to claim 1 and 2; It is characterized in that; Described test bench is provided with accumulator, oily filter, reduction valve, throttle valve, solenoid valve, pressure transducer, temperature transducer, first selector valve, second selector valve and flowmeter; Described reduction valve connects the filler opening of electrohydraulic control, and described accumulator, oily filter, pressure transducer are connected reduction valve with temperature transducer, and described throttle valve connects the oil outlet and the solenoid valve of electrohydraulic control; The described first hydraulic pressure delivery outlet connects first selector valve; The described second hydraulic pressure delivery outlet connects second selector valve, is connected a flowmeter between first selector valve and second selector valve, and described solenoid valve is connected first selector valve with the end that throttle valve links to each other; The other end of solenoid valve connects second selector valve, and the described first hydraulic pressure delivery outlet, the second hydraulic pressure delivery outlet and oil outlet are equipped with pressure transducer.
4. a kind of electrohydraulic control test system according to claim 1 is characterized in that described test system also comprises output unit, and this output unit is connected with process control machine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204911369U CN202381451U (en) | 2011-11-30 | 2011-11-30 | Test system for electro-hydraulic servo valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204911369U CN202381451U (en) | 2011-11-30 | 2011-11-30 | Test system for electro-hydraulic servo valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202381451U true CN202381451U (en) | 2012-08-15 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011204911369U Expired - Fee Related CN202381451U (en) | 2011-11-30 | 2011-11-30 | Test system for electro-hydraulic servo valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202381451U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102966628A (en) * | 2012-11-14 | 2013-03-13 | 山河智能装备股份有限公司 | Load simulating and testing system and method for engineering machinery |
| CN104088856A (en) * | 2014-06-26 | 2014-10-08 | 南京梅山冶金发展有限公司 | Servo valve detecting device and method |
| CN105909596A (en) * | 2016-06-21 | 2016-08-31 | 北京交通大学 | Dynamic pressure feedback pressure difference characteristic test system and test method |
| CN105909597A (en) * | 2016-06-21 | 2016-08-31 | 北京交通大学 | Dynamic pressure feedback differential pressure-static flow characteristic test system and test method |
| CN106762974A (en) * | 2015-11-19 | 2017-05-31 | 鞍钢股份有限公司 | A kind of servo valve detecting system and method |
-
2011
- 2011-11-30 CN CN2011204911369U patent/CN202381451U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102966628A (en) * | 2012-11-14 | 2013-03-13 | 山河智能装备股份有限公司 | Load simulating and testing system and method for engineering machinery |
| CN102966628B (en) * | 2012-11-14 | 2015-01-21 | 山河智能装备股份有限公司 | Load simulating and testing system and method for engineering machinery |
| CN104088856A (en) * | 2014-06-26 | 2014-10-08 | 南京梅山冶金发展有限公司 | Servo valve detecting device and method |
| CN106762974A (en) * | 2015-11-19 | 2017-05-31 | 鞍钢股份有限公司 | A kind of servo valve detecting system and method |
| CN106762974B (en) * | 2015-11-19 | 2018-08-31 | 鞍钢股份有限公司 | A kind of servo valve detecting system and method |
| CN105909596A (en) * | 2016-06-21 | 2016-08-31 | 北京交通大学 | Dynamic pressure feedback pressure difference characteristic test system and test method |
| CN105909597A (en) * | 2016-06-21 | 2016-08-31 | 北京交通大学 | Dynamic pressure feedback differential pressure-static flow characteristic test system and test method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120815 Termination date: 20201130 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |