Fuel oil and lubricating oil radiator test system

Abstract

The utility model discloses a fuel oil and lubricating oil radiator test system, which comprises a tested piece high-temperature test box, two detection stations are arranged in the tested piece high-temperature test box, and the two detection stations are respectively connected with a fuel oil system and a lubricating oil system; the lubricating oil system comprises a lubricating oil tank, a cooling device for cooling oil in the lubricating oil tank is connected to the lubricating oil tank, an oil supply port of the lubricating oil tank is connected with an inlet of a first oil pump through a guide pipe and connected with a lubricating oil suction filter in series, and an outlet of the first oil pump is connected with an inlet of a tubular heater through a guide pipe. An outlet of the first oil pump is connected with an inlet of a lubricating oil supply filter through a guide pipe, an outlet of the lubricating oil supply filter is connected with a lubricating oil protection pipeline and an inlet of a detection station through a three-way guide pipe, various high-temperature media are provided, pressure and flow are accurately controlled through a servo valve, and multiple sensors are arranged and used for detecting working parameters. And more and more accurate data can be acquired.

Description

Technical Field

[0001] The utility model relates to the technical field of high-temperature hydraulic test, in particular to a fuel and lubricating oil radiator test system. Background Art

[0002] Currently, most high-temperature hydraulic test benches used in China are single-medium, designed to provide high-temperature oil of a specific medium. While these can meet the needs of tests requiring a single medium, they are unable to meet the requirements of multiple media simultaneously, requiring the use of additional test benches, which increases costs. Common test benches only provide the working medium and offer limited technical indicators. Testing organizations must prepare their own sensors to meet testing requirements. With the continuous development of the domestic hydraulic industry, single-medium oil test benches are increasingly unable to meet testing needs, and higher technical requirements for high temperatures and test accuracy have been placed on them. Utility Model Content

[0003] The technical problem to be solved by the present invention is to overcome the existing defects, provide a fuel and lubricating oil radiator test system, provide a variety of high-temperature media, use servo valves to accurately control pressure and flow, and have multiple sensors for detecting working parameters. It can collect more and more accurate data, and can effectively solve the problems in the background technology.

[0004] To achieve the above-mentioned object, the present invention provides the following technical solution: a fuel and lubricating oil radiator test system, comprising a high-temperature test chamber for a test piece, wherein two test stations are provided inside the high-temperature test chamber for the test piece, and the two test stations are connected to the fuel system and the lubricating oil system respectively;

[0005] The lubricating oil system includes a lubricating oil tank, which is connected to a cooling device for cooling the oil inside the lubricating oil tank, an oil supply port of the lubricating oil tank is connected to the inlet of oil pump 1 through a conduit, an oil suction filter is connected in series to the oil pump 1 outlet through a conduit, the tubular heater outlet is connected to the inlet of the lubricating oil supply filter through a conduit, the oil supply filter outlet is connected to a lubricating oil protection pipeline and an inspection station inlet through a three-way conduit, the outlet of the inspection station is connected to the lubricating oil servo valve through a conduit, the outlet of the lubricating oil servo valve is connected to the inlet of the lubricating oil tank through a conduit, an oil flow meter, a pressure sensor 1 and a temperature sensor 1 are sequentially arranged on the pipeline connecting the lubricating oil supply filter and the inspection station, and a temperature sensor 2 and a pressure sensor 2 are sequentially connected in series to the conduit connecting the inspection station and the lubricating oil servo valve;

[0006] The fuel system includes a fuel tank, which is connected to a temperature control device for controlling the internal oil temperature thereof, the fuel supply port of the fuel tank being connected to the inlet of a second fuel pump via a conduit, a fuel suction filter being connected in series at the fuel supply port of the fuel tank, an oil discharge port on the second fuel pump being connected to the inlet of the fuel tank, a fuel discharge filter being provided on the conduit connecting the second fuel pump and the fuel tank, the outlet of the second fuel pump being connected to the inlet of a fuel supply filter, the outlet of the fuel supply filter being connected to a fuel protection pipeline and an inlet of another detection station via a three-way joint, the outlet of the detection station being connected to the inlets of two fuel servo valves via a Y-shaped conduit, and a temperature sensor three and a pressure sensor three being connected in series on the conduits connecting the inlet and outlet of the detection station, the outlets of the two fuel servo valves being connected to the inlet of the fuel tank via conduits, and a fuel flow meter being provided at the outlet of the fuel servo valve.

[0007] Furthermore, the lubricating oil protection pipeline includes a lubricating oil unloading valve and a lubricating oil safety valve, and the lubricating oil unloading valve and the lubricating oil safety valve are connected in parallel on the pipeline to form the lubricating oil protection pipeline.

[0008] Furthermore, the fuel protection pipeline includes a fuel unloading valve and a fuel safety valve, and the fuel unloading valve and the fuel safety valve are connected in parallel on the pipeline to form the fuel protection pipeline.

[0009] Furthermore, the cooling device includes an oil pump three, a lubricating oil water-cooling heat exchanger and a lubricating oil circulation filter. The oil pump three, the lubricating oil water-cooling heat exchanger and the lubricating oil circulation filter are connected in series in sequence through a conduit, and the inlet of the oil pump three is connected to the outlet of the lubricating oil tank, and the outlet of the lubricating oil circulation filter is connected to the inlet of the lubricating oil tank through a conduit.

[0010] Furthermore, the temperature control device includes a hot and cold integrated machine and a fuel circulation filter, the inlet of the hot and cold integrated machine is connected to the outlet of the fuel tank through a conduit, the outlet of the hot and cold integrated machine is connected to the inlet of the fuel circulation filter through a conduit, and the outlet of the fuel circulation filter is connected to the inlet of the fuel tank.

[0011] Compared with the existing technology, the beneficial effects of the present invention are: the fuel system can be used to provide high-temperature, high-pressure, high-cleanliness fuel, detect multiple technical indicators such as fuel inlet pressure, outlet pressure, system flow, test piece flow resistance, and the like, and cool the oil; the lubricating oil system can be used to provide high-temperature, low-pressure, high-cleanliness lubricating oil, detect multiple technical indicators such as lubricating oil inlet pressure, outlet pressure, system flow, test piece flow resistance, and the like, and cool the oil; the high-temperature test chamber for the test piece can provide a high-temperature working environment for the test piece; the fuel and lubricating oil radiator test system provides a variety of high-temperature media, uses servo valves to accurately control pressure and flow, and has multiple sensors for detecting working parameters, and can collect more and more accurate data. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1This is a schematic diagram of the structure of the utility model;

[0013] Figure 2 This is a schematic diagram of the structure of the lubricating oil system of the utility model;

[0014] Figure 3 This is a schematic diagram of the fuel system structure of the utility model.

[0015] In the figure: 1 high-temperature test chamber for the test piece, 2 testing station, 3 fuel system, 4 lubricating oil system, 5 lubricating oil tank, 6 cooling device, 61 oil pump 3, 62 lubricating oil water-cooling heat exchanger, 63 lubricating oil circulating filter, 7 lubricating oil suction filter, 8 oil pump 1, 9 tubular heater, 10 lubricating oil supply filter, 11 lubricating oil protection pipeline, 111 lubricating oil unloading valve, 112 lubricating oil safety valve, 12 lubricating oil servo valve, 13 lubricating oil flow meter, 14 pressure sensor 1, 15 temperature sensor 1, 16 temperature sensor 2, 17 pressure sensor 2, 18 fuel tank, 19 temperature control device, 191 hot and cold integrated machine, 192 fuel circulating filter, 20 oil pump 2, 21 fuel supply filter, 22 fuel unloading filter, 23 fuel protection pipeline, 231 fuel unloading valve, 232 fuel safety valve, 24 fuel servo valve, 25 fuel flow meter, 26 temperature sensor 3, 27 pressure sensor 3. DETAILED DESCRIPTION

[0016] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0017] See also Figure 1-3 The utility model provides a technical solution: a fuel and lubricating oil radiator test system, comprising a high-temperature test chamber 1 for a test piece, wherein two test stations 2 are arranged inside the high-temperature test chamber 1 for the test piece, and the two test stations 2 are respectively connected to a fuel system 3 and a lubricating oil system 4;

[0018] The lubricating oil system 4 includes a lubricating oil tank 5, which is connected to a cooling device 6 for cooling the oil inside the lubricating oil tank 5. The oil supply port of the lubricating oil tank 5 is connected to the inlet of an oil pump 8 through a conduit. The oil supply port of the lubricating oil tank 5 is connected in series with a lubricating oil suction filter 7. The outlet of the oil pump 8 is connected to the inlet of a tubular heater 9 through a conduit. The outlet of the tubular heater 9 is connected to the inlet of a lubricating oil supply filter 10 through a conduit. The outlet of the lubricating oil supply filter 10 is connected to a lubricating oil protection pipeline 11 and an inlet of a detection station 2 through a three-way conduit. The outlet of the detection station 2 is connected to a lubricating oil servo valve 12 through a conduit. The outlet of the lubricating oil servo valve 12 is connected to the inlet of the lubricating oil tank 5 through a conduit. An oil flowmeter 13, a pressure sensor 14 and a temperature sensor 15 are sequentially provided on the pipeline connecting the lubricating oil supply filter 10 and the detection station 2. A temperature sensor 2 16 and a pressure sensor 2 17 are sequentially connected in series on the pipeline connecting the detection station 2 and the lubricating oil servo valve 12.

[0019] The fuel system 3 includes a fuel tank 18, which is connected to a temperature control device 19 for controlling the internal oil temperature. The fuel supply port of the fuel tank 18 is connected to the inlet of the second fuel pump 20 through a conduit. A fuel suction filter 28 is connected in series at the fuel supply port of the fuel tank 18. The unloading port of the second fuel pump 20 is connected to the inlet of the fuel tank 18. A fuel unloading filter 22 is provided on the conduit connecting the second fuel pump 20 and the fuel tank 18. The outlet of the second fuel pump 20 is connected to the inlet of the fuel supply filter 21. The outlet of the fuel supply filter 21 is connected to the fuel protection pipeline 23 and the inlet of another detection station 2 through a tee joint. The outlet of the detection station 2 is connected to two fuel servo motors through a Y-shaped conduit. The inlet of the fuel servo valve 24 is connected, and the conduits connected to the inlet and outlet of the detection station 2 are connected in series with a temperature sensor 3 26 and a pressure sensor 3 27. The outlets of the two fuel servo valves 24 are respectively connected to the inlet of the fuel tank 18 through conduits. A fuel flow meter 25 is set at the outlet of the fuel servo valve 24. The lubricating oil protection pipeline 11 includes a lubricating oil unloading valve 111 and a lubricating oil safety valve 112. The lubricating oil unloading valve 111 and the lubricating oil safety valve 112 are connected in parallel on the pipeline to form the lubricating oil protection pipeline 11. The fuel protection pipeline 23 includes a fuel unloading valve 231 and a fuel safety valve 232. The fuel unloading valve 231 and the fuel safety valve 232 are connected in parallel on the pipeline to form the fuel protection pipeline. 23, the cooling device 6 includes an oil pump 3 61, a lubricating oil water cooling heat exchanger 62 and a lubricating oil circulation filter 63, which are sequentially connected in series through a conduit, and the inlet of the oil pump 3 61 is connected to the outlet of the lubricating oil tank 5, and the outlet of the lubricating oil circulation filter 63 is connected to the inlet of the lubricating oil tank 5 through a conduit. The temperature control device 19 includes a cooling and heating integrated machine 191 and a fuel circulation filter 192, the inlet of the cooling and heating integrated machine 191 is connected to the outlet of the fuel tank 18 through a conduit, the outlet of the cooling and heating integrated machine 191 is connected to the inlet of the fuel circulation filter 192 through a conduit, and the outlet of the fuel circulation filter 192 is connected to the inlet of the fuel tank 18 through the fuel system. System 3 can be used to provide high-temperature, high-pressure, high-cleanliness fuel, detect multiple technical indicators such as fuel inlet pressure, outlet pressure, system flow, test piece flow resistance, and cool the oil. Through the lubricating oil system 4, it can be used to provide high-temperature, low-pressure, high-cleanliness lubricating oil, detect multiple technical indicators such as lubricating oil inlet pressure, outlet pressure, system flow, test piece flow resistance, and cool the oil. Through the high-temperature test chamber 1 of the test piece, a high-temperature working environment can be provided for the test piece. The fuel and lubricating oil radiator test system provides a variety of high-temperature media, uses servo valves to accurately control pressure and flow, and has multiple sensors for detecting working parameters, and can collect more and more accurate data.

[0020] During use: the fuel system 3 can be used to provide high-temperature, high-pressure, high-cleanliness fuel, detect multiple technical indicators such as the fuel inlet pressure, outlet pressure, system flow rate, test piece flow resistance, and the like, and cool the oil. The lubricating oil system 4 can be used to provide high-temperature, low-pressure, high-cleanliness lubricating oil, detect multiple technical indicators such as the lubricating oil inlet pressure, outlet pressure, system flow rate, test piece flow resistance, and the like, and cool the oil. The high-temperature test chamber 1 for the test piece can provide a high-temperature working environment for the test piece.

[0021] First, when the fuel system 3 is working, the oil inside the fuel tank 18 is extracted through the cooling and heating integrated machine 191, and the extracted oil is cooled or heated by the cooling and heating integrated machine 191. The cooled or heated oil is filtered through the fuel circulation filter 192 and then flows back into the fuel tank 18, so as to control the oil temperature inside the fuel tank 18. When supplying oil, the oil inside the fuel tank 18 is extracted by the oil pump 20. When the oil pump 20 extracts oil, the oil is filtered on both sides by the fuel suction filter 28 and the fuel unloading filter 22. The filtered oil enters the detection station 2. When the oil inlet pressure of the detection station 2 is too high, the oil flows back into the fuel tank 18 through the fuel protection pipeline 23 to protect the pipeline. The oil passing through the detection station 2 enters the fuel tank 18 through two parallel fuel servo valves 24. The oil flow rate is controlled by adjusting the size of the two fuel servo valves 24.

[0022] When the lubricating oil system 4 is working, the oil inside the lubricating oil tank 5 is pumped into the lubricating oil water-cooled heat exchanger 62 through the oil pump 3 61 to cool the oil. The cooled oil is filtered through the lubricating oil circulation filter 63 and then enters the lubricating oil tank 5. When supplying oil, the oil inside the lubricating oil tank 5 can be pumped through the oil pump 1 8. During the extraction, the oil is filtered through the lubricating oil suction filter 7. The oil is pumped into the tubular heater 9 through the oil pump 1 8 to heat it, so as to further control the oil temperature. After heating, the oil is filtered again through the lubricating oil supply filter 10, and the filtered oil enters the detection station 2. When the pressure is too high, it flows back to the lubricating oil tank 5 through the lubricating oil protection pipeline 11, and the oil passing through the detection station 2 enters the lubricating oil tank 5 through the lubricating oil servo valve 12.

[0023] Although the embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to these embodiments without departing from the principles and spirit of the present invention.

Claims

1. A fuel oil radiator test system, comprising a high temperature test chamber (1) for a test piece, characterized in that: Two inspection stations (2) are provided inside the high-temperature test chamber (1) for the test piece, and the two inspection stations (2) are respectively connected to the fuel system (3) and the lubricating oil system (4); The lubricating oil system (4) includes a lubricating oil tank (5), the lubricating oil tank (5) is connected to a cooling device (6) for cooling the oil inside the lubricating oil tank, the oil supply port of the lubricating oil tank (5) is connected to the inlet of an oil pump (8) through a conduit, the oil supply port of the lubricating oil tank (5) is connected in series with a lubricating oil suction filter (7), the outlet of the oil pump (8) is connected to the inlet of a tubular heater (9) through a conduit, the outlet of the tubular heater (9) is connected to the inlet of a lubricating oil supply filter (10) through a conduit, and the outlet of the lubricating oil supply filter (10) is connected to the lubricating oil protection pipe through a three-way conduit. The pipeline (11) is connected to an inlet of a detection station (2), the outlet of the detection station (2) is connected to the lubricating oil servo valve (12) through a conduit, the outlet of the lubricating oil servo valve (12) is connected to the inlet of the lubricating oil tank (5) through a conduit, a lubricating oil flow meter (13), a pressure sensor 1 (14) and a temperature sensor 1 (15) are sequentially arranged on the pipeline connecting the lubricating oil supply filter (10) and the detection station (2), and a temperature sensor 2 (16) and a pressure sensor 2 (17) are sequentially connected in series on the conduit connecting the detection station (2) and the lubricating oil servo valve (12); The fuel system (3) includes a fuel tank (18), a temperature control device (19) for controlling the internal oil temperature of the fuel tank (18) is connected to the fuel tank (18), the fuel supply port of the fuel tank (18) is connected to the inlet of the second fuel pump (20) through a conduit, a fuel suction filter (28) is connected in series at the fuel supply port of the fuel tank (18), an oil discharge port on the second fuel pump (20) is connected to the inlet of the fuel tank (18), a fuel discharge filter (22) is provided on the conduit connecting the second fuel pump (20) and the fuel tank (18), and the outlet of the second fuel pump (20) is connected to the inlet of the fuel supply filter (21). The outlet of the fuel supply filter (21) is connected to the fuel protection pipeline (23) and the inlet of another detection station (2) through a three-way joint. The outlet of the detection station (2) is connected to the inlets of two fuel servo valves (24) through a Y-shaped conduit. The conduits connected to the inlet and outlet of the detection station (2) are connected in series with a temperature sensor 3 (26) and a pressure sensor 3 (27). The outlets of the two fuel servo valves (24) are connected to the inlet of the fuel tank (18) through conduits. A fuel flow meter (25) is provided at the outlet of the fuel servo valve (24).

2. The fuel and lubricating oil radiator test system according to claim 1, characterized in that: The lubricating oil protection pipeline (11) comprises a lubricating oil unloading valve (111) and a lubricating oil safety valve (112), and the lubricating oil unloading valve (111) and the lubricating oil safety valve (112) are connected in parallel on the pipeline to form the lubricating oil protection pipeline (11).

3. The fuel and lubricating oil radiator test system according to claim 1, characterized in that: The fuel protection pipeline (23) comprises a fuel unloading valve (231) and a fuel safety valve (232), and the fuel unloading valve (231) and the fuel safety valve (232) are connected in parallel on the pipeline to form the fuel protection pipeline (23).

4. The fuel and lubricating oil radiator test system according to claim 1, characterized in that: The cooling device (6) includes an oil pump (61), a lubricating oil water cooling heat exchanger (62) and a lubricating oil circulation filter (63). The oil pump (61), the lubricating oil water cooling heat exchanger (62) and the lubricating oil circulation filter (63) are connected in series in sequence through a conduit, and the inlet of the oil pump (61) is connected to the outlet of the lubricating oil tank (5), and the outlet of the lubricating oil circulation filter (63) is connected to the inlet of the lubricating oil tank (5) through a conduit.

5. The fuel and lubricating oil radiator test system according to claim 1, characterized in that: The temperature control device (19) includes a cooling and heating integrated machine (191) and a fuel circulation filter (192), wherein the inlet of the cooling and heating integrated machine (191) is connected to the outlet of the fuel tank (18) via a conduit, the outlet of the cooling and heating integrated machine (191) is connected to the inlet of the fuel circulation filter (192) via a conduit, and the outlet of the fuel circulation filter (192) is connected to the inlet of the fuel tank (18).

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