CN213874963U - Oil supply system of engine test bed - Google Patents
Oil supply system of engine test bed Download PDFInfo
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- CN213874963U CN213874963U CN202023317735.7U CN202023317735U CN213874963U CN 213874963 U CN213874963 U CN 213874963U CN 202023317735 U CN202023317735 U CN 202023317735U CN 213874963 U CN213874963 U CN 213874963U
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Abstract
An oil supply system of an engine test bed comprises a main oil inlet path, a load first branch path, a first branch path and a total oil return path; the load first branch and the first branch are arranged in parallel, the inlets of the load first branch and the first branch are communicated with the main oil inlet path, and the outlets of the load first branch and the first branch are communicated with the main oil return path; the utility model discloses an engine test bed oil feeding system, through setting up two parallelly connected branches, the regulation fuel feeding on a large scale can, simultaneously, through the monitoring that sets up relevant valve and manometer, can in time effectively monitor whole oil feeding system's relevant parameter, and then improve whole oil feeding system's precision.
Description
Technical Field
The utility model relates to a test bed test technical field, concretely relates to engine test bed oil feeding system.
Background
The test bed engine oil supply system is an important component of the engine ground test and is used for supplying fuel oil to the tested engine. The test bed engine oil supply system needs to provide fuel for engines in different tests, the required flow range of the engines in the different tests is 0.2-47 g/s, however, in the prior art, the test bed engine oil supply system is complex in design, the oil supply amount cannot be adjusted in a large range, and meanwhile, relevant parameters of the whole oil supply system cannot be monitored timely and effectively, so that the precision of the whole oil supply system and the supply range of the oil supply system are further caused.
Disclosure of Invention
The technical solution problem of the utility model is that: the defects of the prior art are overcome, and the oil supply system of the engine test bed is provided.
The technical solution of the utility model is that:
an oil supply system of an engine test bed comprises a main oil inlet path, a load first branch path, a first branch path and a total oil return path; the load first branch and the first branch are arranged in parallel, the inlets of the load first branch and the first branch are communicated with the main oil inlet path, and the outlets of the load first branch and the first branch are communicated with the main oil return path; the load first branch comprises a load first branch main circuit arranged in parallel, a load first branch oil supply circuit and a load first branch oil return circuit arranged in parallel; the first branch comprises a first branch main path, a first branch oil supply path and a first branch oil return path which are arranged in parallel; the load first branch main circuit and the inlet of the first branch main circuit are communicated with the main oil inlet circuit, the outlet of the load first branch main circuit is communicated with the load first branch oil supply circuit and the inlet of the load first branch oil return circuit which are arranged in parallel, and the outlet of the first branch main circuit is communicated with the first branch oil supply circuit and the first branch oil return circuit which are arranged in parallel; the outlet of the first branch oil return path of the load and the outlet of the first branch oil return path are communicated with the main oil return path, and the first branch oil supply path of the load and the first branch oil supply path are used for supplying oil to an engine test bed.
Furthermore, along the oil supply direction of the engine test bed with the oil inlet and the oil outlet, the main oil inlet path comprises a main oil inlet path manual ball valve, a main oil inlet path first pressure gauge, a main oil inlet path second pressure gauge and a main oil inlet path flowmeter, wherein the main oil inlet path manual ball valve is communicated with the main oil inlet path second pressure gauge sequentially through a pipeline.
Further, the main oil inlet path comprises a main oil inlet path first oil filter, a main oil inlet path second pressure gauge, and the main oil inlet path second pressure gauge is sequentially communicated with the main oil inlet path first pressure gauge and the main oil inlet path flowmeter through pipelines along the oil supply direction of the engine test bed with the oil inlet and the oil outlet.
Furthermore, the main oil inlet path comprises a main oil inlet path explosion-proof electromagnetic valve and a main oil inlet path second pressure gauge, the main oil inlet path explosion-proof electromagnetic valve and the main oil inlet path second pressure gauge are sequentially arranged through a pipeline along the oil supply direction of the engine test bed with the oil inlet and the oil outlet, and the inlet of the main oil inlet path explosion-proof electromagnetic valve is communicated with the outlet of the main oil inlet path flowmeter.
Further, the load first branch general path comprises a load first branch first manual ball valve, a load first branch proportional flow valve, a load first branch pressure gauge and a load first branch flowmeter which are sequentially communicated through a pipeline, and the load first branch oil supply path comprises a load first branch oil supply path third manual ball valve and a load first branch oil supply path one-way valve which are sequentially communicated through a pipeline; the inlet of the third manual ball valve of the first branch load oil supply way is communicated with the outlet of the first branch load oil flow meter, the first branch load oil return way comprises a first branch load oil return way manual ball valve, two ends of the first branch load oil return way manual ball valve are respectively communicated with the outlet of the first branch load flow meter and the inlet of the total oil return way through pipelines, the first branch load comprises a first branch load second manual ball valve, and the first branch load second manual ball valve is arranged at the communication position of the outlet of the first branch load flow meter, the inlet of the third manual ball valve of the first branch load oil supply way and the inlet of the first branch load oil return way manual ball valve.
Furthermore, the first load branch oil supply way comprises a first load branch oil supply way explosion-proof electromagnetic valve and a first load branch oil supply way metal hose which are sequentially communicated through a pipeline, an inlet of the first load branch oil supply way explosion-proof electromagnetic valve is communicated with an outlet of the first load branch flowmeter through a pipeline, and an outlet of the first load branch oil supply way metal hose is communicated with the first load branch oil return way manual ball valve through a pipeline.
Further, the first branch main path comprises a first branch first manual ball valve, a first branch proportional flow valve, a first branch pressure gauge and a first branch flow meter which are sequentially communicated through a pipeline, and the first branch oil supply path comprises a first branch oil supply path third manual ball valve and a first branch oil supply path one-way valve which are sequentially communicated through a pipeline; the entry of first branch's oil feed way third manual ball valve and the export intercommunication of first branch's oil flow meter, first branch returns the oil flow way and includes the manual ball valve of first branch's oil return way, the both ends of the manual ball valve of first branch's oil return way pass through the pipeline intercommunication with the export of first branch's flow meter and the entry of total oil return way respectively, first branch includes the manual ball valve of first branch road second, the setting of the manual ball valve of first branch's second is in the export of first branch's flow meter and the entry of the manual ball valve of first branch's oil feed way third and the intercommunication department of the entry of the manual ball valve of first branch's oil return way.
Furthermore, the first branch oil supply way comprises a first branch oil supply way explosion-proof electromagnetic valve and a first branch oil supply way metal hose which are sequentially communicated through a pipeline, an inlet of the first branch oil supply way explosion-proof electromagnetic valve is communicated with an outlet of the first branch flowmeter through a pipeline, and an outlet of the first branch oil supply way metal hose is communicated with the first branch oil return way manual ball valve through a pipeline.
Furthermore, along the oil supply direction of the engine test bed with the oil inlet and the oil outlet, the oil supply device comprises a total oil return path pressure meter, a total oil return path adjustable throttle valve and a total oil return path manual ball valve which are sequentially communicated through pipelines, wherein the inlet of the total oil return path pressure meter is communicated with the outlet of a first load branch oil return path and the outlet of the first branch oil return path, and the outlet of the total oil return path manual ball valve is communicated with an oil return port.
Compared with the prior art, the utility model the advantage lie in:
1. the utility model discloses an engine test bed oil feeding system, through setting up two parallelly connected branches, the regulation fuel feeding on a large scale can, simultaneously, through the monitoring that sets up relevant valve and manometer, can in time effectively monitor whole oil feeding system's relevant parameter, and then improve whole oil feeding system's precision.
2. The utility model discloses an engine test bed oil feeding system strains through setting up oil, and then improves the quality of supply oil, simultaneously, strains the pressure loss that the rear end set up the manometer can in time monitor oil and strain at oil, and it can in time monitor the pressure of supplying with the engine test bed oil mass, also can judge the effect that oil was strained through the pressure loss of the oil of straining through oil, improves entire system's precision.
3. The utility model discloses an engine test bed oil feeding system has improved whole oil feeding system's security through setting up explosion-proof solenoid valve in main fuel feeding way, simultaneously, through setting up the manometer, can in time monitor the pressure loss through explosion-proof solenoid valve to and the pressure of time monitoring supply engine test bed oil mass, improve entire system's precision.
4. The utility model discloses an engine test bed oil feeding system, it sets up explosion-proof solenoid valve at the first branch fuel feeding way of load and the first branch fuel feeding way of load, has improved whole oil feeding system's security, simultaneously, through setting up metal collapsible tube, has realized the elasticity of oil feeding system at certain distance within range.
Drawings
Fig. 1 is a schematic view of the oil supply system of the engine test bed of the present invention.
Detailed Description
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship indicated based on the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
As shown in fig. 1, an oil supply system for an engine test bed comprises a main oil inlet path 100, a first load branch 200, a first load branch 300 and a total oil return path 400; the load first branch 200 and the load first branch 300 are arranged in parallel, inlets of the load first branch 200 and the load first branch 300 are communicated with the main oil inlet 100, and outlets of the load first branch 200 and the load first branch 300 are communicated with the main oil return 400; the load first branch 200 comprises a load first branch general path arranged in parallel, a load first branch oil supply path 260 arranged in parallel and a load first branch oil return path 270 arranged in parallel; the first branch 300 comprises a first branch general path, a first branch oil supply path 360 and a first branch oil return path 370 which are arranged in parallel; the inlets of the load first branch main circuit and the first branch main circuit are communicated with the main oil inlet circuit 100, the outlet of the load first branch main circuit is communicated with the inlets of the load first branch oil supply circuit 260 and the load first branch oil return circuit 270 which are arranged in parallel, and the outlet of the first branch main circuit is communicated with the inlets of the first branch oil supply circuit 360 and the first branch oil return circuit 370 which are arranged in parallel; the outlet of the load first branch oil return path 270 and the outlet of the first branch oil return path 370 are both communicated with the main oil return path 400, and the load first branch oil supply path 260 and the first branch oil supply path 360 are used for supplying oil to an engine test bed. Along the oil supply direction of the engine test bed with the oil inlet and the oil outlet, the main oil inlet path 100 comprises a main oil inlet path manual ball valve 110, a main oil inlet path first pressure gauge 110, a main oil inlet path second pressure gauge 120 and a main oil inlet path flowmeter 160 which are sequentially communicated through pipelines. Through setting up the manometer, the oil pressure of effective monitoring main oil supply way to and the pressure of the time monitoring supply engine test bench oil mass, improve entire system's precision. The utility model discloses an engine test bed oil feeding system, through setting up two parallelly connected branches, the regulation fuel feeding on a large scale can, simultaneously, through the monitoring that sets up relevant valve and manometer, can in time effectively monitor whole oil feeding system's relevant parameter, and then improve whole oil feeding system's precision.
The load first branch main line comprises a load first branch first manual ball valve 210, a load first branch proportional flow valve 220, a load first branch pressure gauge 230 and a load first branch flow meter 240 which are sequentially communicated through pipelines, and the load first branch oil supply line 260 comprises a load first branch oil supply line third manual ball valve 263 and a load first branch oil supply line one-way valve 264 which are sequentially communicated through pipelines; an inlet of the third manual ball valve 263 of the load first branch oil supply path is communicated with an outlet of the load first branch oil flow meter 240, the load first branch oil return path 270 includes a load first branch oil return path manual ball valve 271, two ends of the load first branch oil return path manual ball valve 271 are respectively communicated with the outlet of the load first branch oil flow meter 240 and an inlet of the total oil return path 400 through pipelines, the load first branch 200 includes a load first branch second manual ball valve 250, and the load first branch second manual ball valve 250 is arranged at a communication position of the outlet of the load first branch flow meter 240, the inlet of the load first branch oil supply path third manual ball valve 263 and the inlet of the load first branch oil return path manual ball valve 271.
The first branch main path comprises a first branch first manual ball valve 310, a first branch proportional flow valve 320, a first branch pressure gauge 330 and a first branch flow meter 340 which are sequentially communicated through pipelines, and the first branch oil supply path 360 comprises a first branch oil supply path third manual ball valve 363 and a first branch oil supply path one-way valve 364 which are sequentially communicated through pipelines; the inlet of the third manual ball valve 363 of the first branch oil supply path is communicated with the outlet of the first branch oil flow meter 340, the first branch oil return path 370 comprises a first branch oil return path manual ball valve 371, two ends of the first branch oil return path manual ball valve 371 are respectively communicated with the outlet of the first branch oil flow meter 340 and the inlet of the total oil return path 400 through pipelines, the first branch 300 comprises a first branch second manual ball valve 350, and the first branch second manual ball valve 350 is arranged at the communication position of the outlet of the first branch oil flow meter 340, the inlet of the first branch oil supply path third manual ball valve 363 and the inlet of the first branch oil return path manual ball valve 371.
Along the oil supply direction of the engine test bed of oil inlet and oil outlet, include the total oil return path manometer 410, the adjustable throttle valve 420 of total oil return path and the manual ball valve 430 of total oil return path that communicate in proper order through the pipeline, the entry of total oil return path manometer 410 with the export of the first branch of load oil return path 270 and the export of first branch return path 370 communicate, the export and the oil return opening intercommunication of the manual ball valve 430 of total oil return path.
Preferably, the main oil inlet path 100 includes a main oil inlet path first oil filter 130, a main oil inlet path second oil filter 140, a main oil inlet path second pressure gauge 150, and along the oil supply direction of the engine test bed at the oil inlet and the oil outlet, the main oil inlet path first oil filter 130, the main oil inlet path second oil filter 140, and the main oil inlet path second pressure gauge 150 are sequentially communicated with the main oil inlet path first pressure gauge 120 and the main oil inlet path flowmeter 160 through pipelines. Through setting up the oil and straining, and then improve the quality of supply oil, simultaneously, strain the pressure loss that the rear end set up the manometer can in time monitor the oil and strain at the oil, it can in time monitor the pressure of supply with the engine test bench oil mass, also can judge the effect of oil straining through the pressure loss of the oil of straining through the oil, improves entire system's precision.
Preferably, the main oil inlet path 100 includes a main oil inlet path explosion-proof solenoid valve 170 and a main oil inlet path second pressure gauge 180, and the main oil inlet path explosion-proof solenoid valve 170 and the main oil inlet path second pressure gauge 180 are sequentially arranged through a pipeline along the oil supply direction of the engine test bed at the oil inlet and the oil outlet, and an inlet of the main oil inlet path explosion-proof solenoid valve 170 is communicated with an outlet of the main oil inlet path flowmeter 160. The safety of the whole oil supply system is improved by arranging the explosion-proof electromagnetic valve on the main oil supply path, and meanwhile, the pressure loss of the explosion-proof electromagnetic valve can be monitored in time by arranging the pressure gauge, the pressure of the oil quantity supplied to the engine test bed is monitored in time, and the precision of the whole system is improved.
Preferably, the load first branch oil supply path 260 includes a load first branch oil supply path explosion-proof electromagnetic valve 261 and a load first branch oil supply path metal hose 262 which are sequentially communicated through a pipeline, an inlet of the load first branch oil supply path explosion-proof electromagnetic valve 261 is communicated with an outlet of the load first branch flow meter 240 through a pipeline, and an outlet of the load first branch oil supply path metal hose 262 is communicated with the load first branch oil return path manual ball valve 271 through a pipeline. Preferably, the first branch oil supply path 360 includes a first branch oil supply path explosion-proof electromagnetic valve 361 and a first branch oil supply path metal hose 362 which are sequentially communicated through a pipeline, an inlet of the first branch oil supply path explosion-proof electromagnetic valve 361 is communicated with an outlet of the first branch flow meter 340 through a pipeline, and an outlet of the first branch oil supply path metal hose 362 is communicated with the first branch oil return path manual ball valve 371 through a pipeline. The anti-explosion electromagnetic valve is arranged on the first load branch oil supply way and the first load branch oil supply way, so that the safety of the whole oil supply system is improved, and meanwhile, the flexibility of the oil supply system in a certain distance range is realized by arranging the metal hose.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.
Claims (9)
1. An oil supply system of an engine test bed is characterized by comprising a main oil inlet path, a load first branch path, a first branch path and a total oil return path;
the load first branch and the first branch are arranged in parallel, the inlets of the load first branch and the first branch are communicated with the main oil inlet path, and the outlets of the load first branch and the first branch are communicated with the main oil return path;
the load first branch comprises a load first branch main circuit arranged in parallel, a load first branch oil supply circuit and a load first branch oil return circuit arranged in parallel; the first branch comprises a first branch main path, a first branch oil supply path and a first branch oil return path which are arranged in parallel;
the load first branch main circuit and the inlet of the first branch main circuit are communicated with the main oil inlet circuit, the outlet of the load first branch main circuit is communicated with the load first branch oil supply circuit and the inlet of the load first branch oil return circuit which are arranged in parallel, and the outlet of the first branch main circuit is communicated with the first branch oil supply circuit and the first branch oil return circuit which are arranged in parallel; the outlet of the first branch oil return path of the load and the outlet of the first branch oil return path are communicated with the main oil return path, and the first branch oil supply path of the load and the first branch oil supply path are used for supplying oil to an engine test bed.
2. The system of claim 1, wherein the main oil inlet path comprises a main oil inlet path manual ball valve, a main oil inlet path first pressure gauge, a main oil inlet path second pressure gauge and a main oil inlet path flow meter which are sequentially communicated through pipelines along the oil supply direction of the engine test bed with the oil inlet and the oil outlet.
3. The system of claim 2, wherein the main oil inlet comprises a main oil inlet first oil filter, a main oil inlet second pressure gauge, and an engine test bed oil supply direction along the oil inlet and the oil outlet, the main oil inlet first oil filter, the main oil inlet second oil filter, and the main oil inlet second pressure gauge is sequentially communicated with the main oil inlet first pressure gauge and the main oil inlet flow meter through a pipeline.
4. The system according to claim 1, wherein the main oil inlet path includes a main oil inlet path explosion-proof solenoid valve and a main oil inlet path secondary pressure gauge, the main oil inlet path explosion-proof solenoid valve and the main oil inlet path secondary pressure gauge are sequentially arranged through a pipeline along an oil supply direction of the engine test bed at the oil inlet and the oil outlet, and an inlet of the main oil inlet path explosion-proof solenoid valve is communicated with an outlet of the main oil inlet path flow meter.
5. The system of claim 1, wherein the first load branch circuit comprises a first load branch circuit first manual ball valve, a first load branch proportional flow valve, a first load branch pressure gauge and a first load branch flow meter which are sequentially connected through a pipeline, and the first load branch circuit oil supply circuit comprises a third load first branch circuit oil supply circuit manual ball valve and a first load branch circuit oil supply circuit check valve which are sequentially connected through a pipeline; the inlet of the third manual ball valve of the first branch load oil supply way is communicated with the outlet of the first branch load oil flow meter, the first branch load oil return way comprises a first branch load oil return way manual ball valve, two ends of the first branch load oil return way manual ball valve are respectively communicated with the outlet of the first branch load flow meter and the inlet of the total oil return way through pipelines, the first branch load comprises a first branch load second manual ball valve, and the first branch load second manual ball valve is arranged at the communication position of the outlet of the first branch load flow meter, the inlet of the third manual ball valve of the first branch load oil supply way and the inlet of the first branch load oil return way manual ball valve.
6. The system of claim 5, wherein the first load branch oil supply path comprises a first load branch oil supply path explosion-proof electromagnetic valve and a first load branch oil supply path metal hose which are sequentially communicated through a pipeline, an inlet of the first load branch oil supply path explosion-proof electromagnetic valve is communicated with an outlet of the first load branch flow meter through a pipeline, and an outlet of the first load branch oil supply path metal hose is communicated with the first load branch oil return path manual ball valve through a pipeline.
7. The system of claim 1, wherein the first branch trunk comprises a first branch first manual ball valve, a first branch proportional flow valve, a first branch pressure gauge and a first branch flow meter which are sequentially communicated through a pipeline, and the first branch oil supply path comprises a first branch oil supply path third manual ball valve and a first branch oil supply path check valve which are sequentially communicated through a pipeline; the entry of first branch's oil feed way third manual ball valve and the export intercommunication of first branch's oil flow meter, first branch returns the oil flow way and includes the manual ball valve of first branch's oil return way, the both ends of the manual ball valve of first branch's oil return way pass through the pipeline intercommunication with the export of first branch's flow meter and the entry of total oil return way respectively, first branch includes the manual ball valve of first branch road second, the setting of the manual ball valve of first branch's second is in the export of first branch's flow meter and the entry of the manual ball valve of first branch's oil feed way third and the intercommunication department of the entry of the manual ball valve of first branch's oil return way.
8. The system according to claim 7, wherein the first branch oil supply path comprises a first branch oil supply path explosion-proof electromagnetic valve and a first branch oil supply path metal hose which are sequentially communicated through a pipeline, an inlet of the first branch oil supply path explosion-proof electromagnetic valve is communicated with an outlet of the first branch flow meter through a pipeline, and an outlet of the first branch oil supply path metal hose is communicated with the first branch oil return path manual ball valve through a pipeline.
9. The system according to claim 1, wherein the oil supply direction of the engine test bed with the oil inlet and the oil outlet comprises a total oil return pressure gauge, a total oil return adjustable throttle valve and a total oil return manual ball valve which are sequentially communicated through a pipeline, an inlet of the total oil return pressure gauge is communicated with an outlet of the first branch oil return loaded and an outlet of the first branch oil return, and an outlet of the total oil return manual ball valve is communicated with the oil return port.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023317735.7U CN213874963U (en) | 2020-12-31 | 2020-12-31 | Oil supply system of engine test bed |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023317735.7U CN213874963U (en) | 2020-12-31 | 2020-12-31 | Oil supply system of engine test bed |
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| Publication Number | Publication Date |
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| CN213874963U true CN213874963U (en) | 2021-08-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202023317735.7U Active CN213874963U (en) | 2020-12-31 | 2020-12-31 | Oil supply system of engine test bed |
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| CN (1) | CN213874963U (en) |
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