CN104500505A - Impact test system for open hydraulic pump - Google Patents
Impact test system for open hydraulic pump Download PDFInfo
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- CN104500505A CN104500505A CN201410808947.5A CN201410808947A CN104500505A CN 104500505 A CN104500505 A CN 104500505A CN 201410808947 A CN201410808947 A CN 201410808947A CN 104500505 A CN104500505 A CN 104500505A
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- oil
- valve
- oil circuit
- pump
- stop valve
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B19/00—Testing; Calibrating; Fault detection or monitoring; Simulation or modelling of fluid-pressure systems or apparatus not otherwise provided for
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- Engineering & Computer Science (AREA)
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- Fluid Mechanics (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Fluid-Pressure Circuits (AREA)
Abstract
The invention discloses an impact test system for an open hydraulic pump. The impact test system comprises a main oil tank, a self-priming oil way, a first test oil way, an oil leakage way, a control oil way and a first X-opening control oil way. The self-priming oil way comprises an electric ball valve, a first stop valve, a first temperature sensor and a first pressure sensor. The control oil way comprises a first overflow valve, a solenoid directional valve and a third overflow valve. The solenoid directional valve and the third overflow valve are sequentially connected to form an impact test control sub-oil way. The impact test control sub-oil way is parallelly connected with the first overflow valve, with one end connected with the second stop valve, and the other end connected to the main oil tank. The impact test system has the advantages that impact performance of the open hydraulic pump is tested, a performance test of the hydraulic product is simulated under control of X opening, test is multifunctional, operation is convenient and the like.
Description
Technical field
The invention belongs to hydraulic product detection technique field, relate to a kind of open hydraulic pump shock test system.
Background technique
Oil hydraulic pump is the dynamical element of hydraulic system, is by motor or motoring, from hydraulic oil container, sucks fluid, and mineralization pressure oil is discharged, and delivers to a kind of element of executive component.Open hydraulic pump adopts the mode fuel feeding from oil suction, and open hydraulic pump needs to test the impact property of pump after finalization of the manufacture, such as tests the pressure of oil circuit, temperature, flow.For oblique tray type plunger variable displacement pump, the changes in flow rate situation being regulated pump by X mouth also to be tested.And current test system is difficult to meet above-mentioned requirements.
Summary of the invention
Technical problem to be solved by this invention is to provide a kind of open hydraulic pump shock test system, to overcome the deficiency that prior art exists.
For solving the problems of the technologies described above, the present invention adopts following technological scheme:
A kind of open hydraulic pump shock test system, it comprises main fuel tank, self-priming oil circuit, the first test oil circuit, draining road, oil circuit control and an X mouth oil circuit control;
Described self-priming oil circuit comprises electric ball valve, the first stop valve, the first temperature transducer, the first pressure transducer; Described main fuel tank connects electric ball valve, electric ball valve connects the first stop valve again, first stop valve is connected to the first main hydraulic fluid port of test product pump, and described first temperature transducer, the first pressure transducer to be arranged on described self-priming oil circuit position between the first stop valve and main fuel tank;
Described first test oil circuit comprises return filter, first-class gauge, the second stop valve, the second temperature transducer, the second pressure transducer; One end of described return filter is connected with the second main hydraulic fluid port of test product pump, and the other end connects the second stop valve through described first-class gauge; Described second temperature transducer, described second pressure transducer be arranged on described first test oil circuit on return filter and first-class gauge between position;
Described draining road comprises the 3rd stop valve, the filter that leaks outside, the 3rd flowmeter, three-temperature sensor, the 3rd pressure transducer, electric switching valve; Described 3rd stop valve one end is connected to the leakage hydraulic fluid port of test product pump, and the filter that leaks outside described in the other end warp is connected to described 3rd flowmeter, and described 3rd flowmeter is connected to main fuel tank, and described electric switching valve is connected in parallel on described 3rd flowmeter; Described three-temperature sensor, the 3rd pressure transducer are arranged on the position that described draining road leaks outside between filter and the 3rd flowmeter;
Described oil circuit control comprises the first relief valve, solenoid directional control valve and the 3rd relief valve; Described solenoid directional control valve is connected with the 3rd relief valve and is formed impact test and control seed oil road, described impact test control seed oil road in parallel with described both first relief valves after, one end connects the second stop valve, and the other end is connected to main fuel tank;
A described X mouth oil circuit control comprises the 7th stop valve, the 3rd oil pump, the 8th relief valve, the 9th relief valve; Described 7th stop valve one end connects described main fuel tank, the other end through described 3rd oil pump, the 4th oil purifier, again through the 8th relief valve parallel with one another and the 9th relief valve, and then be connected to band one-way valve the first quick-acting joint.
After described impact test controls seed oil road and the parallel connection of described both first relief valves, the described the other end through the first cooler of parallel connection and the second cooler, and then connects back described main fuel tank after the first oil purifier.
Described 4th oil purifier is also directly connected to the second quick-acting joint of band one-way valve.
This test system also comprises the 2nd X mouth oil circuit control, and described 2nd X mouth oil circuit control comprises the 8th stop valve, the 4th oil pump, the tenth relief valve, the 11 relief valve; Described 8th stop valve one end connect main fuel tank, the other end through the 4th oil pump, the 5th oil purifier, again through the tenth relief valve parallel with one another and the 11 relief valve, and then be connected to band one-way valve the 3rd quick-acting joint.
Described 5th oil purifier is also directly connected to the 4th quick-acting joint of band one-way valve.
This shock test system also comprises cool cycles oil circuit, and described cool cycles oil circuit comprises the 6th oil purifier, the 3rd cooler, the 7th oil pump, the 9th stop valve and cold oil case; Described 6th oil purifier one end connects main fuel tank, and the other end is connected to cold oil case through the 3rd cooler, the 7th oil pump, the 9th stop valve successively, and described cold oil case connects back main fuel tank again.
This shock test system also comprises waste oil and reclaims oil circuit, and described waste oil reclaims oil circuit and comprises the 5th oil pump, the 6th oil pump, the 6th one-way valve, the 7th one-way valve, the 7th oil purifier; Described 5th oil pump is respectively connected dirty oil tank in one end with described 6th oil pump, and the other end is respectively through described 6th one-way valve, described 7th one-way valve, be connected to described cold oil case through described 7th oil purifier again.
Adopt technique scheme, the impact property that open hydraulic pump shock test system of the present invention can realize opposite opened oil hydraulic pump is tested, namely flow, pressure and temperature when open hydraulic product pump impacts can be tested, even can the testing property of simulated solution die pressing product in X mouth control situation.Therefore, open hydraulic pump shock test system of the present invention has the advantages such as test-purpose is extensive, easy to operate.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, the present invention is described in detail:
Fig. 1 is system architecture schematic diagram of the present invention.
Embodiment
As shown in Figure 1, open hydraulic pump shock test system of the present invention, comprises main fuel tank 100, self-priming oil circuit 200, first tests oil circuit 400, draining road 600 and oil circuit control 700.
Self-priming oil circuit 200 comprises electric ball valve D3, the first stop valve K4, the first temperature transducer W4, the first pressure transducer P4.Main fuel tank 100 connects electric ball valve D3, and electric ball valve D3 connects the first stop valve K4 again, and the first stop valve K4 is then connected to the first main hydraulic fluid port of test product pump.First temperature transducer W, the first pressure transducer P4 to be then arranged on self-priming oil circuit 200 position between the first stop valve K4 and main fuel tank 100.
First test oil circuit 400 comprises return filter G1, first-class gauge L2, the second stop valve K2, the second temperature transducer W2, the second pressure transducer P2.Wherein, one end of return filter G1 is connected with the second main hydraulic fluid port of test product pump, and the other end connects the second stop valve K2 through first-class gauge L2.Second temperature transducer W2, the second pressure transducer P2 are then arranged on the position between return filter G1 on the first test oil circuit 400 and first-class gauge L2.
Draining road 600 comprises the 3rd stop valve K3, the filter G2 that leaks outside, the 3rd flowmeter L3, three-temperature sensor W3, the 3rd pressure transducer P3, electric switching valve D2.Wherein the 3rd stop valve K3 one end is connected to the leakage hydraulic fluid port of test product pump, and the other end is connected to the 3rd flowmeter L3 through the filter G2 that leaks outside.3rd flowmeter L3 is connected to main fuel tank 100, and electric switching valve D2 is connected in parallel on the 3rd flowmeter L3.Three-temperature sensor W3 and the 3rd pressure transducer P3 installs on draining road 600 in the position between filter G2 and the 3rd flowmeter L3 that leaks outside.
Oil circuit control 700 comprises the first relief valve Y2, solenoid directional control valve D1 and the 3rd relief valve Y3.Wherein, solenoid directional control valve D1 connects with the 3rd relief valve Y3 and forms impact test and control seed oil road, after this impact test control seed oil road is in parallel with both the first relief valve Y2, one end connects the second stop valve K2, the other end through the first cooler Q1 of parallel connection and the second cooler Q2, and then connects back main fuel tank 100 after the first oil purifier N1.
In addition, this test system also includes X mouth oil circuit control 830 and a 2nd X mouth oil circuit control 840.
One X mouth oil circuit control 830 comprises the 7th stop valve K7, the 3rd oil pump B3, the 8th relief valve Y8, the 9th relief valve Y9.7th stop valve K6 one end connects main fuel tank 100, the other end is through the 3rd oil pump B3, the 4th oil purifier N4, again through the 8th relief valve Y8 parallel with one another and the 9th relief valve Y9, and then being connected to the first quick-acting joint Z1 of band one-way valve, this first quick-acting joint Z1 is for being connected to the X mouth of product oil pump.In addition, the 4th oil purifier N4 is also directly connected to the second quick-acting joint Z2 of band one-way valve, and this second quick-acting joint Z2 is for being connected to the X mouth of product oil pump.8th relief valve Y8, the 9th relief valve Y9 in parallel also connect back main fuel tank 100 through the 3rd oil purifier N3.This oil circuit is also arranged the 6th pressure transducer P6.
2nd X mouth oil circuit control 840 comprises the 8th stop valve K8, the 4th oil pump B4, the tenth relief valve Y10, the 11 relief valve Y11.8th stop valve K8 one end connects main fuel tank 100, the other end is through the 4th oil pump B4, the 5th oil purifier N5, again through the tenth relief valve Y10 parallel with one another and the 11 relief valve Y11, and then being connected to the 3rd quick-acting joint Z3 of band one-way valve, the 3rd quick-acting joint Z3 is for being connected to the X mouth of product oil pump.In addition, the 5th oil purifier N5 is also directly connected to the 4th quick-acting joint Z4 of band one-way valve.Tenth relief valve Y10, the 11 relief valve Y11 in parallel also connect back main fuel tank 100 through the 3rd oil purifier N3.This oil circuit is also arranged the 7th pressure transducer P7.
In addition, the present invention also includes cool cycles oil circuit 850, and this cool cycles oil circuit 850 comprises the 6th oil purifier N6, the 3rd cooler Q3, the 7th oil pump B7, the 9th stop valve K9 and cold oil case 900.Wherein the 6th oil purifier N6 one end connects main fuel tank 100, and the other end is connected to cold oil case 900 through the 3rd cooler Q3, the 7th oil pump B7, the 9th stop valve K9 successively, and cold oil case 900 connects back main fuel tank 100 again.
Also include waste oil and reclaim oil circuit 860, this waste oil reclaims oil circuit 860 and comprises the 5th oil pump B5, the 6th oil pump B6, the 6th one-way valve F6, the 7th one-way valve F7, the 7th oil purifier N7.Wherein the 5th oil pump B5 is connected dirty oil tank with the 6th oil pump B6 one end, and the other end is respectively through the 6th one-way valve F6, the 7th one-way valve F7, be connected to cold oil case 900 through the 7th oil purifier N7 again.
Be exactly more than open hydraulic pump shock test system of the present invention, its test mode is as follows:
1, open type pump shock test: can test open type pump by opening and closing solenoid directional control valve D1 and test flow on oil circuit 400 and draining road 600, pressure, temperature value thus carry out the shock test of open type pump at self-priming oil circuit 200, first, the 3rd relief valve Y3 is for setting flow during shock test.
2, X mouth controls test: the 3rd quick-acting joint Z3 in the first quick-acting joint Z1 in an X mouth oil circuit control 830 and the 2nd X mouth oil circuit control 840 may be used for the X mouth being connected to oblique tray type plunger variable displacement pump.9th relief valve Y9 and the 11 relief valve Y11 can simulation executing, the above-mentioned various testing property under carrying out regulating and controlling changes in flow rate to the X mouth of oblique tray type plunger variable displacement pump and then carrying out X mouth control situation.8th relief valve Y8 and the tenth relief valve Y10 is respectively used to the protection to an X mouth oil circuit control 830 and the 2nd X mouth oil circuit control 840.
3, cool cycles oil circuit 850 carries out circulating filtration, cooling for the hydraulic oil in main fuel tank 100, makes hydraulic oil in main fuel tank 100 meet usage requirement.Waste oil reclaims oil circuit 860 for being carried out filtering rear re-using by waste oil.
It is exactly more than open hydraulic pump shock test system of the present invention, can be found out by foregoing detailed description, the impact property that open hydraulic pump shock test system of the present invention can realize opposite opened oil hydraulic pump is tested, namely flow, pressure and temperature when open hydraulic product pump impacts can be tested, even can the testing property of simulated solution die pressing product in X mouth control situation.Therefore, open hydraulic pump shock test system of the present invention has the advantages such as test-purpose is extensive, easy to operate.
The above; it is only preferred embodiment of the present invention; not any pro forma restriction is done to the present invention; have in any art and usually know the knowledgeable; if in the protection domain not departing from claim proposed by the invention; utilize the Equivalent embodiments that the local done by disclosed technology contents is changed or modified, and do not depart from technical characteristics content of the present invention, all still belong in the scope of the technology of the present invention feature.
Claims (7)
1. an open hydraulic pump shock test system, is characterized in that: comprise main fuel tank, self-priming oil circuit, the first test oil circuit, draining road, oil circuit control and an X mouth oil circuit control;
Described self-priming oil circuit comprises electric ball valve, the first stop valve, the first temperature transducer, the first pressure transducer; Described main fuel tank connects electric ball valve, electric ball valve connects the first stop valve again, first stop valve is connected to the first main hydraulic fluid port of test product pump, and described first temperature transducer, the first pressure transducer to be arranged on described self-priming oil circuit position between the first stop valve and main fuel tank;
Described first test oil circuit comprises return filter, first-class gauge, the second stop valve, the second temperature transducer, the second pressure transducer; One end of described return filter is connected with the second main hydraulic fluid port of test product pump, and the other end connects the second stop valve through described first-class gauge; Described second temperature transducer, described second pressure transducer be arranged on described first test oil circuit on return filter and first-class gauge between position;
Described draining road comprises the 3rd stop valve, the filter that leaks outside, the 3rd flowmeter, three-temperature sensor, the 3rd pressure transducer, electric switching valve; Described 3rd stop valve one end is connected to the leakage hydraulic fluid port of test product pump, and the filter that leaks outside described in the other end warp is connected to described 3rd flowmeter, and described 3rd flowmeter is connected to main fuel tank, and described electric switching valve is connected in parallel on described 3rd flowmeter; Described three-temperature sensor, the 3rd pressure transducer are arranged on the position that described draining road leaks outside between filter and the 3rd flowmeter;
Described oil circuit control comprises the first relief valve, solenoid directional control valve and the 3rd relief valve; Described solenoid directional control valve is connected with the 3rd relief valve and is formed impact test and control seed oil road, and after described impact test controls seed oil road and the parallel connection of described both first relief valves, one end connects the second stop valve, and the other end is connected to main fuel tank;
A described X mouth oil circuit control comprises the 7th stop valve, the 3rd oil pump, the 8th relief valve, the 9th relief valve; Described 7th stop valve one end connects described main fuel tank, the other end through described 3rd oil pump, the 4th oil purifier, again through the 8th relief valve parallel with one another and the 9th relief valve, and then be connected to band one-way valve the first quick-acting joint.
First test oil circuit first is tested oil circuit first and is tested oil circuit.
2. open hydraulic pump shock test system according to claim 1, it is characterized in that: after described impact test controls seed oil road and the parallel connection of described both first relief valves, the described the other end through the first cooler of parallel connection and the second cooler, and then connects back described main fuel tank after the first oil purifier.
3. open hydraulic pump shock test system according to claim 1, is characterized in that: described 4th oil purifier is also directly connected to the second quick-acting joint of band one-way valve.
4. open hydraulic pump shock test system according to claim 1, is characterized in that: also comprise the 2nd X mouth oil circuit control, described 2nd X mouth oil circuit control comprises the 8th stop valve, the 4th oil pump, the tenth relief valve, the 11 relief valve; Described 8th stop valve one end connect main fuel tank, the other end through the 4th oil pump, the 5th oil purifier, again through the tenth relief valve parallel with one another and the 11 relief valve, and then be connected to band one-way valve the 3rd quick-acting joint.
5. open hydraulic pump shock test system according to claim 4, is characterized in that: described 5th oil purifier is also directly connected to the 4th quick-acting joint of band one-way valve.
6. open hydraulic pump shock test system according to claim 1, is characterized in that: also comprise cool cycles oil circuit, and described cool cycles oil circuit comprises the 6th oil purifier, the 3rd cooler, the 7th oil pump, the 9th stop valve and cold oil case; Described 6th oil purifier one end connects main fuel tank, and the other end is connected to cold oil case through the 3rd cooler, the 7th oil pump, the 9th stop valve successively, and described cold oil case connects back main fuel tank again.
7. open hydraulic pump shock test system according to claim 6, is characterized in that: also comprise waste oil and reclaim oil circuit, and described waste oil reclaims oil circuit and comprises the 5th oil pump, the 6th oil pump, the 6th one-way valve, the 7th one-way valve, the 7th oil purifier; Described 5th oil pump is respectively connected dirty oil tank in one end with described 6th oil pump, and the other end is respectively through described 6th one-way valve, described 7th one-way valve, be connected to described cold oil case through described 7th oil purifier again.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410808947.5A CN104500505A (en) | 2014-12-19 | 2014-12-19 | Impact test system for open hydraulic pump |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410808947.5A CN104500505A (en) | 2014-12-19 | 2014-12-19 | Impact test system for open hydraulic pump |
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| CN104500505A true CN104500505A (en) | 2015-04-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410808947.5A Pending CN104500505A (en) | 2014-12-19 | 2014-12-19 | Impact test system for open hydraulic pump |
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Citations (7)
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| RU2007628C1 (en) * | 1992-03-24 | 1994-02-15 | Российский Университет Дружбы Народов | Training stand for taking static characteristics of adjustable pumps |
| CN201539467U (en) * | 2009-10-30 | 2010-08-04 | 襄樊超卓航空技术有限公司 | Hydraulic pump test bench |
| KR20120116663A (en) * | 2011-04-13 | 2012-10-23 | 황창성 | Apparatus for testing capacity for main steam isolation valve pump |
| CN102996426A (en) * | 2012-11-19 | 2013-03-27 | 武汉航达航空科技发展有限公司 | Test system for main fuel pump of airplane |
| CN203516053U (en) * | 2013-10-16 | 2014-04-02 | 合肥今典机械科技有限公司 | Performance test platform for automobile power steering pump |
| CN104196827A (en) * | 2014-08-18 | 2014-12-10 | 江苏大学 | Efficiency test bed of electric-hydraulic proportional pump control motor system |
| CN204512067U (en) * | 2014-12-19 | 2015-07-29 | 上海电气液压气动有限公司 | A kind of open hydraulic pump shock test system |
-
2014
- 2014-12-19 CN CN201410808947.5A patent/CN104500505A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2007628C1 (en) * | 1992-03-24 | 1994-02-15 | Российский Университет Дружбы Народов | Training stand for taking static characteristics of adjustable pumps |
| CN201539467U (en) * | 2009-10-30 | 2010-08-04 | 襄樊超卓航空技术有限公司 | Hydraulic pump test bench |
| KR20120116663A (en) * | 2011-04-13 | 2012-10-23 | 황창성 | Apparatus for testing capacity for main steam isolation valve pump |
| CN102996426A (en) * | 2012-11-19 | 2013-03-27 | 武汉航达航空科技发展有限公司 | Test system for main fuel pump of airplane |
| CN203516053U (en) * | 2013-10-16 | 2014-04-02 | 合肥今典机械科技有限公司 | Performance test platform for automobile power steering pump |
| CN104196827A (en) * | 2014-08-18 | 2014-12-10 | 江苏大学 | Efficiency test bed of electric-hydraulic proportional pump control motor system |
| CN204512067U (en) * | 2014-12-19 | 2015-07-29 | 上海电气液压气动有限公司 | A kind of open hydraulic pump shock test system |
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Application publication date: 20150408 |
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