CN209856018U - Oil pump test device - Google Patents
Oil pump test device Download PDFInfo
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- CN209856018U CN209856018U CN201920331751.XU CN201920331751U CN209856018U CN 209856018 U CN209856018 U CN 209856018U CN 201920331751 U CN201920331751 U CN 201920331751U CN 209856018 U CN209856018 U CN 209856018U
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- compressed air
- gas mixing
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Abstract
The utility model relates to an oil pump test device the utility model discloses an among the oil pump test device, the oil-gas mixing pump inhales the machine oil that does not contain the air from the fuel feeding oil tank, compressed air input device inputs compressed air to the oil-gas mixing pump, the oil-gas mixing pump is mixed the back with machine oil and compressed air and is input in the experimental oil tank, the experimental oil tank provides the miscella of compressed air for experimental oil pump. Thus, through the utility model discloses an oil pump test device just can provide the miscella to experimental oil pump, through the proportion of the air of adjusting the inspiratory machine oil of oil-gas mixture pump and compressed air input device input, just can obtain the miscella of different gassiness volume to can test experimental oil pump working parameter under different oil-gas mixture proportions.
Description
Technical Field
The invention relates to an oil pump test device, in particular to a test device for an oil pump used for an engine lubricating system and a using method thereof.
Background
The oil pump is an important component of an engine lubricating system, and has the function of continuously and forcibly supplying oil to each friction surface through the oil pressure and ensuring certain oil pressure so as to reliably lubricate the engine. The rotating speed of the oil pump on the engine is changed along with the rotating speed of the engine, once the rotating speed of the oil pump is increased, cavitation is serious, the volumetric efficiency of the oil pump is greatly influenced, vibration noise and pressure pulsation are generated, a cavity is corroded by gas, and normal oil supply of the engine is influenced.
However, at present, there is no testing device which can facilitate the testing of the working condition of the engine oil pump under different oil-gas mixing conditions, which also results in a blank for the research of the working condition of the engine oil pump under different oil-gas mixing ratios.
Disclosure of Invention
In view of the above-mentioned shortcomings of the prior art, the present invention provides an oil pump testing device, which can conveniently test oil pumps at different oil-gas mixing ratios.
In order to achieve the aim, the invention provides an oil pump testing device, which comprises the following technical scheme: an oil pump test device comprises a test oil pump, a test oil tank, an oil-gas mixing device and an oil supply oil tank; the oil-gas mixing device comprises an oil-gas mixing pump and a compressed air input device, the oil-gas mixing pump sucks engine oil from an oil supply oil tank, the compressed air input device inputs compressed air into the oil-gas mixing pump, the oil-gas mixing pump mixes the engine oil and the compressed air into mixed oil and then inputs the mixed oil into a test oil tank, and the test oil tank provides the mixed oil mixed with the compressed air for a test oil pump.
Preferably, the oil-gas mixing pump and the compressed air input device are installed on a rack, a driving motor is installed on the rack, and the oil-gas mixing pump is driven by the driving motor.
More preferably, the driving motor is a variable frequency motor.
More preferably, the driving motor is connected with the oil-gas mixing pump through a coupling.
More preferably, the compressed air input device is connected to a compressed air source.
Further, the device also comprises a control device, and the rotating speed of the driving motor is controlled by the control device.
Corresponding to the oil pump test device of the present invention, the present invention also provides a method for using the oil pump test device, which performs an operation using the oil pump test device according to the above technical solution or any preferred technical solution thereof, and includes the following operation steps:
1) the oil-gas mixing pump sucks engine oil from an oil supply tank, and the compressed air input device inputs compressed air into the engine oil of the oil-gas mixing pump;
2) the oil-gas mixing pump inputs mixed oil mixed with compressed air into a test oil tank;
3) a test oil pump sucks mixed oil mixed with compressed air from an oil supply oil tank;
4) and detecting and recording various test parameters of the test oil pump.
Preferably, the method further comprises the step 5) of adjusting the amount of the oil sucked by the oil-gas mixture pump and the amount of the air input by the compressed air input device, so as to adjust the mixing ratio of the oil and the compressed air, and then repeating the steps 1) to 4) so as to obtain the test parameters of the test oil pump under the conditions of different oil-gas mixture ratios.
Preferably, in the step 4), the measured test parameters of the test oil pump include pressure pulsation, vibration, and noise level.
As described above, the oil pump test device according to the present invention has the following advantageous effects: in the oil pump testing device, the oil-gas mixing pump sucks engine oil without air from an oil supply tank, the compressed air input device inputs compressed air into the oil-gas mixing pump, the oil-gas mixing pump mixes the engine oil and the compressed air and inputs the mixture into the test oil tank, and the test oil tank provides the test oil pump with mixed oil mixed with the compressed air. Therefore, the oil pump testing device can provide mixed oil mixed with air for the test oil pump, and mixed oil with different air contents can be obtained by adjusting the proportion of the oil sucked by the oil-gas mixing pump and the air sucked by the compressed air input device, so that the working parameters of the test oil pump under different oil-gas mixing proportions can be tested. Therefore, the oil pump testing device can conveniently test the oil pump under different oil-gas mixing ratios.
Drawings
Fig. 1 is a schematic block diagram of a test apparatus for an oil pump according to the present invention.
Fig. 2 shows a schematic perspective view of the oil-gas mixing device.
Fig. 3 shows a schematic connection diagram of the control device, the drive motor and the flow control valve.
Description of the element reference numerals
1 test oil Pump
2 test oil tank
3 oil-gas mixing device
4 oil-gas mixing pump
5 compressed air input device
6 machine frame
7 drive motor
8 flow control valve
9 coupling
10 oil supply tank
11 control device
12 air inlet
13 oil outlet
Detailed Description
The following description of the embodiments of the present invention is provided for illustrative purposes, and other advantages and effects of the present invention will become apparent to those skilled in the art from the present disclosure.
It should be understood that the structures, ratios, sizes, and the like shown in the drawings and described in the specification are only used for matching with the disclosure of the specification, so as to be understood and read by those skilled in the art, and are not used to limit the conditions under which the present invention can be implemented, so that the present invention has no technical significance, and any structural modification, ratio relationship change, or size adjustment should still fall within the scope of the present invention without affecting the efficacy and the achievable purpose of the present invention. In addition, the terms "upper", "lower", "left", "right", "middle" and "one" used in the present specification are for clarity of description, and are not intended to limit the scope of the present invention, and the relative relationship between the terms and the terms is not to be construed as a scope of the present invention.
As shown in fig. 1 to 3, the invention provides an oil pump testing device, which comprises the following technical scheme: an oil pump test device comprises a test oil pump 1, a test oil tank 2, an oil-gas mixing device 3 and an oil supply oil tank 10; the oil-gas mixing device 3 comprises an oil-gas mixing pump 4 and a compressed air input device 5, the oil-gas mixing pump 4 sucks engine oil from an oil supply oil tank 10, the compressed air input device 5 inputs compressed air into the oil-gas mixing pump 4, the oil-gas mixing pump 4 mixes the engine oil and the compressed air into mixed oil and then inputs the mixed oil into the test oil tank 2, and the test oil tank 2 provides the mixed oil mixed with the compressed air for the test oil pump 1.
In the oil pump test device, an oil-gas mixing pump 4 sucks engine oil without air from an oil supply tank 10, a compressed air input device inputs compressed air into the oil-gas mixing pump 4, the oil-gas mixing pump 4 mixes the engine oil and the compressed air and inputs the mixture into a test oil tank 2, and the test oil tank 2 provides the test oil pump 1 (the test oil pump 1 is an engine oil pump of an engine) with the mixed oil mixed with the compressed air. Thus, the oil pump testing device can provide mixed oil mixed with air for the test oil pump 1, and mixed oil with different air contents can be obtained by adjusting the proportion of the oil sucked by the oil-gas mixing pump 4 and the air input by the compressed air input device 5, so that the working parameters of the test oil pump 1 under different oil-gas mixing proportions can be tested. Therefore, the oil pump testing device can conveniently test the oil pump under different oil-gas mixing ratios.
In the oil pump test device, compressed air can be mixed into engine oil by the oil-gas mixing device 3 to obtain mixed oil containing air components, the test oil pump 1 sucks the mixed oil containing the air components and runs for testing, test parameters of the test oil pump 1 can be obtained, and therefore the working state of the test oil pump 1 when running by the mixed oil containing the air components is analyzed. By controlling the amount of air input into the oil-gas mixing pump 4 by the compressed air input device 5, the mixing ratio of the air and the engine oil in the mixed oil output by the oil-gas mixing device 3 can be controlled, so that the test parameters of the test oil pump 1 under different engine oil and air ratio states can be obtained.
In order to facilitate the control of the ratio of the engine oil and the air in the mixed oil, as a preferred embodiment, as shown in fig. 2 and fig. 3, the oil-gas mixing pump 4 and the compressed air input device 5 are installed on a rack 6, a driving motor 7 is installed on the rack 6, the oil-gas mixing pump 4 is driven by the driving motor 7, and the driving motor 7 and the oil-gas mixing pump 4 can be connected through a coupling 9. The amount of the engine oil sucked by the oil-gas mixing pump 4 can be controlled by controlling the rotating speed of the driving motor 7, the compressed air input device 5 is communicated with a compressed air source, a flow control valve 8 (see figure 3) is arranged on the compressed air input device 5, and the amount of the air input into the oil-gas mixing pump 4 by the compressed air input device 5 can be controlled by controlling the rotating speed of the flow control valve 8.
In order to control the rotating speed of the driving motor 7 conveniently, the variable frequency motor can be used as the driving motor 7, so that the rotating speed of the driving motor 7 can be controlled conveniently, and the proportion of the engine oil and the air in the mixed oil output by the oil-gas mixing device 3 can be controlled conveniently.
In the oil pump testing device, the oil-gas mixing pump 4 sucks the engine oil from the oil supply oil tank 10 and inputs the mixed oil into the test oil tank 2, as shown in fig. 2, the oil-gas mixing pump 4 is provided with an oil outlet 13, and the oil outlet 13 is communicated with the test oil tank 2. The compressed air input device 5 sucks in outside air, compresses the air and inputs the air into the oil-gas mixing pump 4 for mixing, as shown in fig. 2, the compressed air input device 5 is provided with an air inlet 12, the air inlet 12 is connected with a compressed air source, and the flow control valve 8 is connected with the air inlet 12.
In order to facilitate the control of the rotation speed of the driving motor 7, as a preferred embodiment, the oil pump testing apparatus of the present invention further includes a control device 11, and the rotation speed of the driving motor 7 and the opening degree of the flow control valve 8 are both controlled by the control device 11, so that the ratio of the engine oil to the compressed air in the mixed oil output by the oil-gas mixing device 3 can be controlled by the control device 11.
Corresponding to the oil pump test device of the present invention, the present invention also provides a method for using the oil pump test device, which performs an operation using the oil pump test device according to the above technical solution or any preferred technical solution thereof, and includes the following operation steps:
1) the oil-gas mixing pump 4 sucks the engine oil from the oil supply tank 10, and the compressed air input device 5 inputs air and compresses the air and then mixes the air into the engine oil sucked by the oil-gas mixing pump 4;
2) the oil-gas mixing pump 4 inputs mixed oil mixed with compressed air into the test oil tank 2;
3) the test oil pump 1 sucks mixed oil mixed with compressed air from the oil supply tank 10;
4) various test parameters of the test oil pump 1 are detected and recorded.
The use method of the oil pump test device provided by the invention utilizes the oil pump test device provided by the invention to carry out operation, and certainly has the beneficial effects of the oil pump test device provided by the invention, and the details are not repeated here.
As a preferred embodiment, the use method of the oil pump test device of the invention further comprises the step 5) of adjusting the oil suction amount of the oil-gas mixture pump 4 and the air input amount of the compressed air input device 5 so as to adjust the mixing ratio of the oil and the compressed air, and then repeating the steps 1) to 4) so as to obtain the test parameters of the test oil pump 1 under the condition of different oil-gas mixture ratios. Therefore, the test oil pump 1 can be conveniently tested under different oil-gas mixing ratio working conditions.
As a preferred embodiment, in the step 4), the test parameters of the test oil pump 1 measured include pressure pulsation, vibration and noise level.
Based on the technical scheme of the embodiment, the oil pump testing device can conveniently test the oil pump under different oil-gas mixing ratios, is simple in structure and convenient to operate, and can conveniently perform testing operation.
In conclusion, the present invention effectively overcomes various disadvantages of the prior art and has high industrial utilization value.
The foregoing embodiments are merely illustrative of the principles and utilities of the present invention and are not intended to limit the invention. Any person skilled in the art can modify or change the above-mentioned embodiments without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which can be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.
Claims (6)
1. An oil pump test device is characterized by comprising a test oil pump (1), a test oil tank (2), an oil-gas mixing device (3) and an oil supply oil tank (10); oil-gas mixing device (3) include oil-gas mixing pump (4) and compressed air input device (5), oil-gas mixing pump (4) inhales machine oil from fuel feeding oil tank (10), compressed air input device (5) are to input compressed air in oil-gas mixing pump (4), oil-gas mixing pump (4) mix machine oil and compressed air for the miscella after inputing to experimental oil tank (2), experimental oil tank (2) provide the miscella of thoughtlessly compressed air for experimental oil pump (1).
2. The oil pump test device according to claim 1, characterized in that: the oil-gas mixing pump (4) and the compressed air input device (5) are installed on the rack (6), the driving motor (7) is installed on the rack (6), and the oil-gas mixing pump (4) is driven by the driving motor (7).
3. The oil pump test device according to claim 2, characterized in that: the driving motor (7) is a variable frequency motor.
4. The oil pump test device according to claim 2, characterized in that: the driving motor (7) is connected with the oil-gas mixing pump (4) through a coupler (9).
5. The oil pump test device according to claim 2, characterized in that: the compressed air input device (5) is connected with a compressed air source.
6. The oil pump test device according to claim 5, characterized in that: the device also comprises a control device (11), and the rotating speed of the driving motor (7) is controlled by the control device (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920331751.XU CN209856018U (en) | 2019-03-15 | 2019-03-15 | Oil pump test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920331751.XU CN209856018U (en) | 2019-03-15 | 2019-03-15 | Oil pump test device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209856018U true CN209856018U (en) | 2019-12-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920331751.XU Active CN209856018U (en) | 2019-03-15 | 2019-03-15 | Oil pump test device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109915355A (en) * | 2019-03-15 | 2019-06-21 | 华域皮尔博格泵技术有限公司 | Machine oil pump test device and its application method |
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2019
- 2019-03-15 CN CN201920331751.XU patent/CN209856018U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109915355A (en) * | 2019-03-15 | 2019-06-21 | 华域皮尔博格泵技术有限公司 | Machine oil pump test device and its application method |
| CN109915355B (en) * | 2019-03-15 | 2023-10-13 | 华域皮尔博格泵技术有限公司 | Engine oil pump test device and use method thereof |
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