CN218782171U - Oil copper corrosion detection device for oil cooling motor - Google Patents
Oil copper corrosion detection device for oil cooling motor Download PDFInfo
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- CN218782171U CN218782171U CN202222870435.4U CN202222870435U CN218782171U CN 218782171 U CN218782171 U CN 218782171U CN 202222870435 U CN202222870435 U CN 202222870435U CN 218782171 U CN218782171 U CN 218782171U
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Abstract
The application discloses oil copper corrosion detection device for oil cooling motor belongs to corrosion test technical field. A copper corrosion detection device for an oil product for an oil cooling motor comprises an oil containing groove body and two copper bar electrodes, wherein the oil product is contained in the oil containing groove body, and the two copper bar electrodes are immersed in the oil product; an insulating cover is covered at the top of the oil containing tank body, one ends of the two testing electrodes penetrate through the insulating cover and are respectively and electrically connected with the two copper bar electrodes, and the other ends of the two testing electrodes are respectively connected with the positive pole and the negative pole of the square wave voltage generator; and a fixing clip is arranged on one side of the insulating cover close to the copper bar electrode, and the copper bar electrode is clamped in the fixing clip. This oil copper corrosion detection device for oil cooling motor can reflect the corruption situation of oil under the oil cooling motor actual operation operating mode, and the testing result is accurate, is convenient for select oil for new energy automobile oil cooling motor more rationally.
Description
Technical Field
The application relates to an oil copper corrosion detection device for an oil cooling motor, and belongs to the technical field of corrosion tests.
Background
The new energy automobile has higher and higher requirements on the power density of the motor, the heat dissipation efficiency of the new energy automobile is higher than that of the traditional water cooling mode by adopting a mode that an oil cooling system directly cools the motor, and the oil cooling also becomes the mainstream cooling trend of the new generation of motor. However, oil cooling is equivalent to direct contact between oil and the motor body, and new operating conditions put forward higher requirements for transmission oil, such as corrosion risks to motor materials after oil aging.
GB/T5096 copper sheet corrosion test method for petroleum products stipulates a test method for evaluating the copper corrosion degree of the petroleum products, so that a copper corrosion test is an important index for evaluating the corrosion performance of the petroleum products. However, the existing copper sheet corrosion detection device can only detect oil products with the same standard or oil products with the same detection conditions, and can not detect oil products with different detection conditions at the same time, such as aviation gasoline, jet fuel, vehicle gasoline, kerosene, diesel oil, natural gasoline, lubricating oil and the like, the copper sheet corrosion detection methods of different oil products have different standards, and the corresponding required temperature, time and comparison standards are not completely consistent; therefore, the corrosion condition of the lubricating oil for the new energy automobile oil-cooled motor under the actual working condition can not be reflected by the conventional corrosion test.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem, the application provides an oil copper corrosion detection device for oil cooling motor, can reflect the corrosion situation of oil under the oil cooling motor actual operation operating mode, and the testing result is accurate, is convenient for select oil for new energy automobile oil cooling motor more rationally.
The utility model adopts the following technical scheme:
a copper corrosion detection device for an oil product for an oil cooling motor comprises an oil containing groove body and two copper bar electrodes, wherein the oil product is contained in the oil containing groove body, and the two copper bar electrodes are immersed in the oil product;
an insulating cover is covered at the top of the oil containing tank body, one ends of the two testing electrodes penetrate through the insulating cover and are respectively and electrically connected with the two copper bar electrodes, and the other ends of the two testing electrodes are respectively connected with the positive pole and the negative pole of the square wave voltage generator; and a fixing clip is arranged on one side of the insulating cover close to the copper bar electrode, and the copper bar electrode is clamped in the fixing clip.
Optionally, a bidirectional vent valve is arranged on the insulating cover.
Optionally, a temperature sensor is arranged on the insulating cover, and a temperature probe is arranged on the temperature sensor and is inserted into the oil product.
Optionally, an electromagnetic stirrer is arranged at the bottom of the oil containing tank body.
Optionally, an insulating support frame is arranged in the oil containing groove body, and the insulating support frame is located between the copper bar electrode and the electromagnetic stirrer.
Optionally, still be provided with insulating filter screen in the flourishing oil groove body, the periphery of insulating filter screen with the inner wall of flourishing oil groove body meets, insulating support frame lower extreme passes insulating filter screen and is connected with the bottom of flourishing oil groove body.
Optionally, an agitator is disposed in an area enclosed by the insulating filter screen, the electromagnetic agitator and the insulating support frame.
Optionally, heating resistance wires are arranged around the oil containing groove body in a surrounding mode.
Optionally, a water quantity controller is arranged on the outer side of the oil containing groove body, a water inlet pipe is arranged on the water quantity controller, and the water inlet pipe penetrates through the insulating cover and is inserted into the oil product.
Optionally, one side of the insulating cover, which is far away from the water inlet pipe, is provided with an oil outlet pipe, one end of the oil outlet pipe is inserted into an oil product, and the other end of the oil outlet pipe is provided with an oil outlet control valve which is located outside the oil containing tank body.
Benefits that can be produced by the present application include, but are not limited to:
according to the oil copper corrosion detection device for the oil cooling motor, square wave voltage is applied between two copper bar electrodes, appearance changes of the two copper bar electrodes and the oil before and after testing are observed, volume resistivity changes and copper content changes of the oil before and after testing are measured, and the oil corrosion performance of the oil cooling motor is evaluated, so that the oil for the new energy automobile oil cooling motor is screened out, damage to the motor is reduced, the service life of the motor is prolonged, and the performance of a gearbox is improved; by arranging the bidirectional vent valve, the pressure in the oil containing tank body and the atmospheric pressure are always balanced, so that the detection process is prevented from being interfered; through setting up temperature sensor and electromagnetic stirrer, guarantee that the oil temperature and the water content homogeneous of each position in the flourishing oil groove are stable, improve the test result precision.
Drawings
The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:
fig. 1 is a schematic front view of an oil copper corrosion detection device for an oil cooling motor according to an embodiment of the present application;
FIG. 2 is an enlarged view of a portion of area A of FIG. 1;
list of parts and reference numerals:
1. the device comprises an oil containing tank body, 2, a copper bar electrode, 3, an insulating cover, 4, a testing electrode, 5, a square wave voltage generator, 6, a fixing clamp, 7, a bidirectional ventilation valve, 8, a heating resistance wire, 9, a temperature sensor, 10, a temperature probe, 11, an electromagnetic stirrer, 12, an insulating support frame, 13, an insulating filter screen, 14, a stirrer, 15, a water quantity controller, 16, a water inlet pipe, 17, a water pump, 18, a flowmeter, 19, an electromagnetic valve, 20, a water tank, 21, an oil outlet pipe, 22 and an oil outlet control valve.
Detailed Description
In order to more clearly explain the overall concept of the present application, the following detailed description is given by way of example in conjunction with the accompanying drawings.
In order that the above objects, features and advantages of the present application can be more clearly understood, the present application will be described in further detail with reference to the accompanying drawings and detailed description. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present application, however, the present application may be practiced in other ways than those described herein, and therefore the scope of the present application is not limited by the specific embodiments disclosed below.
In addition, in the description of the present application, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "axial", "radial", "circumferential", and the like, indicate orientations and positional relationships based on those shown in the drawings, are only for convenience of description and simplicity of description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present application.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise.
In this application, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can include, for example, fixed connections, removable connections, or integral parts; the connection can be mechanical connection, electrical connection or communication; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.
In this application, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through intervening media. In the description herein, reference to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., means 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 application. In this specification, the schematic representations of the terms used above are not necessarily intended to 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.
The utility model provides an oil copper corrosion detection device for oil cooling motor for investigate the new energy automobile oil cooling motor and use the corruption situation under the actual motion operating mode with the oil, follow the structure and the application of oil copper corrosion detection device for oil cooling motor with reference to the attached drawing and carry out detailed description.
Referring to fig. 1 and fig. 2, the embodiment provides an oil copper corrosion detection device for an oil-cooled motor, which includes an oil tank 1 and two copper bar electrodes 2, wherein the oil tank 1 contains an oil, and the two copper bar electrodes 2 are immersed in the oil, so as to reflect the corrosion condition of the oil under the actual operation condition of the oil-cooled motor; the top of the oil containing tank body 1 is covered with an insulating cover 3, one ends of two test electrodes 4 penetrate through the insulating cover 3 and are respectively and electrically connected with two copper bar electrodes 2, and the other ends of the two test electrodes are respectively connected with the positive pole and the negative pole of a square wave voltage generator 5 and are used for applying square wave voltage between the two copper bar electrodes 2; insulating cover 3 is close to copper bar electrode 2 one side and is provided with fixing clip 6, and copper bar electrode 2 card is established in fixing clip 6, and the position of two copper bar electrodes 2 of being convenient for fix avoids it to remove at will in the testing process, improves and detects the precision.
As an implementation mode, the insulating cover 3 is provided with a bidirectional vent valve 7 for keeping the pressure in the oil containing tank body 1 and the atmospheric pressure balanced all the time, so that the detection process is not interfered, and the detection precision is improved.
As an implementation mode, heating resistance wires 8 are arranged around the oil containing tank body 1, so that oil in the oil containing tank body 1 can be heated conveniently.
Further, the insulating cover 3 is provided with a temperature sensor 9, the temperature sensor 9 is provided with a temperature probe 10, and the temperature probe 10 is inserted into the oil product, so that the temperature of the oil product in the oil containing tank body 1 can be conveniently adjusted and monitored.
It can be understood that, in the present application, the temperature control system of the temperature sensor 9 adopts an intelligent PID temperature control monitoring method, and the intelligent PID control algorithm should have the capabilities of self-adaptation and self-organization, can automatically identify parameters in the controlled process, automatically adjust control parameters, and adapt to the change of temperature parameters in the controlled process, and has the characteristics of simple structure, strong robustness, high reliability and the like of the conventional PID controller.
As an implementation mode, the electromagnetic stirrer 11 is arranged at the bottom of the oil containing tank body 1, so that the oil is always in a flowing state, and the uniform and stable temperature and water content of the oil at each position in the oil containing tank body 1 are ensured.
Further, an insulating support frame 12 is arranged in the oil containing tank body 1, and the insulating support frame 12 is located between the copper bar electrode 2 and the electromagnetic stirrer 11 and is used for bearing the copper bar electrode 2 and avoiding the separation of the copper bar electrode 2 and the test electrode 4.
Furthermore, an insulating filter screen 13 is further arranged in the oil containing tank body 1, the periphery of the insulating filter screen 13 is connected with the inner wall of the oil containing tank body 1, and the lower end of the insulating support frame 12 penetrates through the insulating filter screen 13 and is connected with the bottom end of the oil containing tank body 1, so that the stable structures of the insulating filter screen 13 and the insulating support frame 12 are ensured.
Further, agitator 14 has been placed in the region that insulating filter screen 13, electromagnetic stirrer 11 and insulating support frame 12 enclose, prevents that agitator 14 from unordered rotation in the oil, and then bumps with copper bar electrode 2, the interference detection precision.
As an implementation mode, the outside of the oil containing groove body 1 is provided with the water quantity controller 15, the water inlet pipe 16 is arranged on the water quantity controller 15, the water inlet pipe 16 penetrates through the insulating cover 3 and is inserted into an oil product, water is conveniently injected into the oil containing groove body 1, the stability of the water content of the oil product in the detection process is ensured, and the detection result is prevented from being interfered.
Specifically, the water quantity controller 15 comprises a water pump 17, a flow meter 18 and an electromagnetic valve 19, wherein a water inlet of the water pump 17 is connected with a water outlet of a water tank 20, a water outlet of the water pump 17 is connected with a water inlet of the flow meter 18, a water outlet of the flow meter 18 is connected with a water inlet of the electromagnetic valve 19, and a water outlet of the electromagnetic valve 19 is connected with a water inlet of a water inlet pipe 16; the water quantity controller 15 is electrically connected with the flowmeter 18 and the electromagnetic valve 19, and the water quantity controller 15 is used for receiving flow signals collected by the flowmeter 18 and controlling the opening and closing of the electromagnetic valve 19, so that a proper amount of water can be conveniently injected into the oil containing tank body 1.
As an embodiment, an oil outlet pipe 21 is arranged on one side of the insulating cover 3 away from the water inlet pipe 16, one end of the oil outlet pipe 21 is inserted into the oil product, and the other end of the oil outlet pipe is provided with an oil outlet control valve 22, and the oil outlet control valve 22 is located outside the oil containing tank body 1, so that the tested oil sample can be conveniently extracted and measured.
A use method of an oil product copper corrosion detection device for an oil cooling motor comprises the steps of firstly connecting two polished copper bar electrodes 2 with two test electrodes 4 of positive and negative poles of a square wave voltage generator 5 respectively, and then immersing the two copper bar electrodes 2 into an oil product; after the temperature sensor 9, the electromagnetic stirrer 11 and the water quantity controller 15 are started, square wave voltage is applied between the two copper bar electrodes 2, after aging, the oil outlet control valve 22 is opened, the tested oil sample is extracted, the two tested copper bar electrodes 2 are taken out, and the temperature sensor 9, the electromagnetic stirrer 11 and the water quantity controller 15 are closed; whether the oil product for the oil cooling motor is qualified or not is judged by observing appearance changes of the two copper bar electrodes 2 and the oil product before and after the test, and measuring volume resistivity changes and copper content changes of the oil product before and after the test.
The embodiments in the present specification are described in a progressive manner, and the same and similar parts among the embodiments are referred to each other, and each embodiment focuses on the differences from the other embodiments. In particular, for the system embodiment, since it is substantially similar to the method embodiment, the description is simple, and for the relevant points, reference may be made to the partial description of the method embodiment.
The above description is only an example of the present application and is not intended to limit the present application. Various modifications and changes may occur to those skilled in the art to which the present application pertains. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application should be included in the scope of the claims of the present application.
Claims (10)
1. The device for detecting copper corrosion of the oil product for the oil-cooled motor is characterized by comprising an oil containing groove body and two copper bar electrodes, wherein the oil containing groove body is filled with the oil product, and the two copper bar electrodes are immersed in the oil product;
an insulating cover is covered at the top of the oil containing tank body, one ends of the two testing electrodes penetrate through the insulating cover and are respectively and electrically connected with the two copper bar electrodes, and the other ends of the two testing electrodes are respectively connected with the positive pole and the negative pole of the square wave voltage generator; and a fixing clip is arranged on one side of the insulating cover close to the copper bar electrode, and the copper bar electrode is clamped in the fixing clip.
2. The oil copper corrosion detection device for the oil cooling motor according to claim 1, wherein a bidirectional vent valve is arranged on the insulation cover.
3. The oil copper corrosion detection device for the oil cooling motor according to claim 1, wherein a temperature sensor is arranged on the insulation cover, a temperature probe is arranged on the temperature sensor, and the temperature probe is inserted into the oil.
4. The oil copper corrosion detection device for the oil cooling motor according to claim 1, wherein an electromagnetic stirrer is arranged at the bottom of the oil containing tank body.
5. The oil copper corrosion detection device for the oil cooling motor according to claim 4, wherein an insulating support frame is arranged in the oil containing groove body, and the insulating support frame is located between the copper bar electrode and the electromagnetic stirrer.
6. The oil copper corrosion detection device for the oil cooling motor according to claim 5, wherein an insulating filter screen is further arranged in the oil containing groove body, the periphery of the insulating filter screen is connected with the inner wall of the oil containing groove body, and the lower end of the insulating support frame penetrates through the insulating filter screen and is connected with the bottom end of the oil containing groove body.
7. The oil copper corrosion detection device for the oil cooling motor according to claim 6, wherein a stirrer is placed in an area surrounded by the insulating filter screen, the electromagnetic stirrer and the insulating support frame.
8. The oil copper corrosion detection device for the oil cooling motor according to claim 1, wherein heating resistance wires are arranged around the oil containing groove body.
9. The oil copper corrosion detection device for the oil cooling motor according to claim 1, wherein a water quantity controller is arranged on the outer side of the oil containing groove body, a water inlet pipe is arranged on the water quantity controller, and the water inlet pipe penetrates through the insulating cover and is inserted into the oil.
10. The oil copper corrosion detection device for the oil cooling motor according to claim 9, wherein an oil outlet pipe is arranged on one side of the insulating cover, which is far away from the water inlet pipe, one end of the oil outlet pipe is inserted into the oil, an oil outlet control valve is arranged on the other end of the oil outlet pipe, and the oil outlet control valve is located outside the oil containing groove body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222870435.4U CN218782171U (en) | 2022-10-28 | 2022-10-28 | Oil copper corrosion detection device for oil cooling motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222870435.4U CN218782171U (en) | 2022-10-28 | 2022-10-28 | Oil copper corrosion detection device for oil cooling motor |
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| Publication Number | Publication Date |
|---|---|
| CN218782171U true CN218782171U (en) | 2023-03-31 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222870435.4U Active CN218782171U (en) | 2022-10-28 | 2022-10-28 | Oil copper corrosion detection device for oil cooling motor |
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| CN (1) | CN218782171U (en) |
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- 2022-10-28 CN CN202222870435.4U patent/CN218782171U/en active Active
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