Lubricating oil viscosity testing device with heating and cooling structure

Abstract

The utility model belongs to the technical field of lubricating oil viscosity testing, particularly relates to a lubricating oil viscosity testing device with a heating and cooling structure, and aims to solve the problems that a certain amount of bubbles are formed in the stirring process due to the fact that bubbles exist in lubricating oil of an existing oil viscosity testing device, and the detection result is affected. According to the scheme, the oil tank comprises an oil tank body, a lubricating oil defoaming and stirring assembly and an oil tank heating and cooling assembly, and the lubricating oil defoaming and stirring assembly and the oil tank heating and cooling assembly are located in the oil tank body; through the arrangement of the lubricating oil defoaming and stirring assembly, rotation of the rotating drum and the rotating plate is combined with defoaming holes and defoaming thorns, efficient defoaming of lubricating oil is achieved, the test accuracy is improved, and the problems that bubbles exist in existing lubricating oil, a certain amount of bubbles are formed in the stirring process, and the stirring efficiency is high are solved. The existence of the bubbles can influence the detection result, so that the detection result has deviation, and the result obtained by multiple times of detection is unstable.

Description

Technical Field

[0001] The utility model relates to a viscosity testing device, in particular to a lubricating oil viscosity testing device provided with a temperature rise and fall structure, belonging to the technical field of lubricating oil viscosity testing. Background Art

[0002] Lubricating oil is a liquid or semi-solid lubricant commonly used in various types of automobiles and mechanical equipment to reduce friction and protect machinery and processed parts. It mainly plays the role of lubrication, cooling, rust prevention, cleaning, sealing and buffering. The viscosity of lubricating oil is an important quality indicator reflecting the fluidity of lubricating oil. Different use conditions have different viscosity requirements. Heavy-load and low-speed machinery should use high-viscosity lubricating oil. Therefore, in the production process of lubricating oil, it is necessary to use a lubricating oil viscosity testing device to measure the kinematic viscosity of the lubricating oil.

[0003] In the prior art, there is a lubricating oil viscosity debugging device disclosed in announcement number CN215812243U, which includes an oil storage tank, a liquid inlet pipe is connected to the left end of the top of the oil storage tank, and a liquid outlet pipe is connected to the bottom of the oil storage tank. The stirring component is driven to rotate by a motor, and the stirring blade rotates horizontally with the motor, so as to stir the lubricating oil in the inner cavity of the oil storage tank. The stirring blade rotates by moving the rotating shaft in the oblique groove on the cylindrical cam, thereby driving the stirring blade to realize self-rotation while rotating horizontally, and the scraper rotates with the rotating shaft, so as to stir the lubricating oil raw material deposited at the bottom of the oil storage tank, so that the lubricating oil is stirred more fully, the degree of rotational disorder formed by the lubricating oil fluid during the stirring process is improved, and the stirring quality is further improved.

[0004] The above patent uses a motor to drive the stirring component to rotate, so that the lubricating oil is stirred more thoroughly. However, in actual use, there are bubbles in the lubricating oil, and a certain amount of bubbles will be formed during the stirring process. The presence of bubbles will affect the test results, causing deviations in the test results and unstable results obtained from multiple tests. Utility Model Content

[0005] The utility model provides a lubricating oil viscosity testing device with a temperature raising and lowering structure to solve the problem that the lubricating oil contains bubbles and a certain amount of bubbles are formed during the stirring process, the existence of bubbles will affect the test results, resulting in deviations in the test results and unstable results obtained from multiple tests.

[0006] The utility model achieves the above-mentioned purpose through the following technical scheme: a lubricating oil viscosity testing device with a temperature rise and fall structure, comprising an oil tank body, and a lubricating oil defoaming and stirring component and an oil tank temperature rise and fall component located inside the oil tank body;

[0007] The lubricating oil defoaming and stirring assembly includes a motor, which is fixedly installed on the top of the oil tank body. The output end of the motor is fixedly connected to a rotating shaft. A rotating drum is fixedly installed on the surface of the rotating shaft through a connecting rod. A plurality of through grooves are provided on the surface of the rotating drum. A plurality of rotating plates are fixedly installed on the outside of the rotating drum. A plurality of defoaming holes are provided on the surface of the rotating plate. A plurality of defoaming thorns are arranged inside each group of defoaming holes.

[0008] As a further solution of the utility model: an auger is fixedly installed on the bottom surface of the rotating shaft.

[0009] As a further solution of the utility model: the oil tank temperature rising and falling component includes a medium circulation pipeline, the medium circulation pipeline is fixedly installed inside the oil tank body, a temperature control chamber is fixedly installed on one side of the oil tank body, a circulation pump is fixedly installed inside the temperature control chamber through the medium circulation pipeline, a heater is installed below the circulation pump, and a refrigerator is installed below the heater.

[0010] As a further solution of the utility model: a detection chamber is fixedly installed on the other side of the oil tank body, a hydraulic cylinder is fixedly installed on the other side of the detection chamber, a push plate is fixedly connected to the output end of the hydraulic cylinder, and three sets of viscosity detectors are fixedly installed on the other side of the push plate.

[0011] As a further solution of the utility model: an oil inlet is opened on the top of the oil tank body.

[0012] As a further solution of the utility model: an oil drain hole is opened at the bottom of the oil tank body.

[0013] As a further solution of the utility model: a testing device base is fixedly installed on the bottom of the oil tank body.

[0014] The beneficial effects of the utility model are:

[0015] 1. The lubricating oil defoaming and stirring assembly is set up, in which the rotation of the drum and the rotating plate, combined with the defoaming holes and defoaming thorns, realizes efficient defoaming of the lubricating oil, improves the accuracy of the test, and improves the existing problem of bubbles in the lubricating oil. A certain amount of bubbles will be formed during the stirring process. The existence of bubbles will affect the test results, resulting in deviations in the test results and unstable results obtained from multiple tests;

[0016] 2. The oil tank temperature rise and fall components adopt cyclic heating or cooling methods to achieve rapid temperature rise and fall of the lubricating oil, shorten the test time, and help detect the viscosity of the lubricating oil at different temperatures.

[0017] 3. The precise measurement of the viscosity tester ensures the accuracy of the test results. At the same time, the design of the hydraulic cylinder and the push plate ensures that the tester can accurately enter different positions in the oil tank body for testing, making the test results more comprehensive. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0019] Figure 2 This is a structural schematic diagram of the lubricating oil defoaming and stirring assembly of the utility model;

[0020] Figure 3 For this utility model Figure 2 A schematic diagram of the structure with a partial enlargement at the center;

[0021] Figure 4 This is a structural schematic diagram of the oil tank temperature rise and fall assembly of the utility model;

[0022] Figure 5 This is a schematic diagram of the internal structure of the detection chamber of the utility model.

[0023] In the figure: 1. Test device base; 2. Oil drain hole; 3. Oil tank body; 4. Lubricating oil defoaming and stirring assembly; 401. Motor; 402. Rotating shaft; 403. Defoaming hole; 404. Rotating drum; 405. Through groove; 406. Defoaming thorn; 407. Rotating plate; 408. Auger; 5. Oil tank temperature rise and fall assembly; 501. Temperature control chamber; 502. Circulating pump; 503. Medium circulation pipeline; 504. Heater; 505. Refrigerator; 6. Oil inlet; 7. Hydraulic cylinder; 8. Inspection chamber; 9. Viscosity tester; 10. Push plate. DETAILED DESCRIPTION

[0024] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model. Embodiment 1

[0025] like Figures 1 to 5 As shown, a lubricating oil viscosity testing device with a temperature rise and fall structure comprises an oil tank body 3, and a lubricating oil defoaming and stirring component 4 and an oil tank temperature rise and fall component 5 located inside the oil tank body 3;

[0026] The lubricating oil defoaming and stirring assembly 4 includes a motor 401, which is fixedly installed on the top of the oil tank body 3. The output end of the motor 401 is fixedly connected to a rotating shaft 402. A rotating drum 404 is fixedly installed on the surface of the rotating shaft 402 through a connecting rod. A plurality of through grooves 405 are provided on the surface of the rotating drum 404. A plurality of rotating plates 407 are fixedly installed on the outside of the rotating drum 404. A plurality of defoaming holes 403 are provided on the surface of the rotating plate 407. A plurality of defoaming thorns 406 are arranged inside each group of defoaming holes 403. The through grooves 405 on the rotating drum 404 and the defoaming holes 403 and the defoaming thorns 406 on the rotating plate 407 work together to generate strong stirring and shearing force on the lubricating oil, thereby effectively removing bubbles in the lubricating oil. Embodiment 2

[0027] In addition to all the technical features of the first embodiment, this embodiment also includes:

[0028] An auger 408 is fixedly installed on the bottom surface of the rotating shaft 402. The auger 408 facilitates the stirring of the lubricating oil raw materials settled at the bottom of the oil tank body 3, so that the lubricating oil is stirred more fully, the degree of rotational disorder formed by the lubricating oil fluid during the stirring process is increased, and the stirring quality is further improved.

[0029] The oil tank temperature rise and fall component 5 includes a medium circulation pipeline 503, which is fixedly installed inside the oil tank body 3. A temperature control chamber 501 is fixedly installed on one side of the oil tank body 3. A circulation pump 502 is fixedly installed inside the temperature control chamber 501 through the medium circulation pipeline 503. A heater 504 is installed below the circulation pump 502, and a refrigerator 505 is installed below the heater 504. The heater 504 and the refrigerator 505 are started separately as needed, and the heated or cooled medium is driven by the circulation pump 502 to circulate in the medium circulation pipeline 503, so as to achieve the purpose of quickly and evenly heating and cooling the inside of the oil tank body 3.

[0030] A detection chamber 8 is fixedly installed on the other side of the oil tank body 3, and a hydraulic cylinder 7 is fixedly installed on the other side of the detection chamber 8. A push plate 10 is fixedly connected to the output end of the hydraulic cylinder 7, and three sets of viscosity detectors 9 are fixedly installed at the other end of the push plate 10; the hydraulic cylinder 7 drives the push plate 10 to drive the viscosity detector 9 to enter the oil tank body 3 to perform viscosity detection on the lubricating oil. Embodiment 3

[0031] In addition to all the technical features of the first embodiment, this embodiment also includes:

[0032] An oil inlet 6 is provided at the top of the oil tank body 3 , and the lubricating oil to be tested for viscosity is poured into the oil tank body 3 through the oil inlet 6 .

[0033] An oil drain hole 2 is provided at the bottom of the oil tank body 3. After the test is completed, the lubricating oil is drained through the oil drain hole 2 to facilitate the next test.

[0034] A testing device base 1 is fixedly mounted on the bottom of the oil tank body 3 , and the testing device base 1 is used to support the oil tank body 3 .

[0035] Working principle: When the viscosity of the lubricating oil in the oil tank body 3 needs to be tested, first, pour the lubricating oil to be tested for viscosity into the oil tank body 3 through the oil inlet 6, start the motor 401 to drive the rotating shaft 402 to rotate through the lubricating oil defoaming and stirring component 4, and the rotating shaft 402 rotates to drive the rotating drum 404 and the rotating plate 407 to rotate together. The through groove 405 on the rotating drum 404 and the defoaming holes 403 and defoaming thorns 406 on the rotating plate 407 work together to generate strong stirring and shearing force on the lubricating oil, thereby effectively removing the gas in the lubricating oil. Bubbles; through the oil tank temperature rise and fall assembly 5, the heater 504 and the refrigerator 505 are started separately as needed, and the circulating pump 502 drives the heated or cooled medium to circulate in the medium circulation pipeline 503, so as to achieve the purpose of rapid and uniform temperature rise and fall inside the oil tank body 3; when the lubricating oil reaches the preset temperature and stabilizes, the hydraulic cylinder 7 drives the push plate 10 to drive the viscosity detector 9 into the oil tank body 3 to test the viscosity of the lubricating oil; this setting is convenient for testing the lubricating oil at different positions of the oil tank body 3 at the same time, and the testing effect is more comprehensive. After the test is completed, the hydraulic cylinder 7 retracts the viscosity detector 9 into the testing chamber 8; after the test is completed, the lubricating oil is discharged through the oil drain hole 2 for the next test.

[0036] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

[0037] In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. A lubricating oil viscosity testing device with a temperature rise and fall structure, characterized in that: It comprises an oil tank body (3), and a lubricating oil defoaming and stirring component (4) and an oil tank temperature raising and lowering component (5) located inside the oil tank body (3); The lubricating oil defoaming and stirring assembly (4) comprises a motor (401), the motor (401) is fixedly mounted on the top of the oil tank body (3), the output end of the motor (401) is fixedly connected to a rotating shaft (402), a rotating drum (404) is fixedly mounted on the surface of the rotating shaft (402) via a connecting rod, a plurality of groups of through grooves (405) are provided on the surface of the rotating drum (404), a plurality of groups of rotating plates (407) are fixedly mounted on the outside of the rotating drum (404), a plurality of groups of defoaming holes (403) are provided on the surface of the rotating plates (407), and a plurality of groups of defoaming thorns (406) are arranged inside each group of the defoaming holes (403).

2. The lubricating oil viscosity testing device with a temperature rise and fall structure according to claim 1, characterized in that: A auger (408) is fixedly mounted on the bottom surface of the rotating shaft (402).

3. The lubricating oil viscosity testing device with a temperature rise and fall structure according to claim 1, characterized in that: The oil tank temperature control component (5) comprises a medium circulation pipeline (503), the medium circulation pipeline (503) is fixedly installed inside the oil tank body (3), a temperature control chamber (501) is fixedly installed on one side of the oil tank body (3), a circulation pump (502) is fixedly installed inside the temperature control chamber (501) through the medium circulation pipeline (503), a heater (504) is installed below the circulation pump (502), and a refrigerator (505) is installed below the heater (504).

4. The lubricating oil viscosity testing device with a temperature rise and fall structure according to claim 1, characterized in that: A detection chamber (8) is fixedly mounted on the other side of the oil tank body (3), a hydraulic cylinder (7) is fixedly mounted on the other side of the detection chamber (8), a push plate (10) is fixedly connected to the output end of the hydraulic cylinder (7), and three sets of viscosity detectors (9) are fixedly mounted on another part of the push plate (10).

5. The lubricating oil viscosity testing device with a temperature rise and fall structure according to claim 1, characterized in that: An oil inlet (6) is provided on the top of the oil tank body (3).

6. The lubricating oil viscosity testing device with a temperature rise and fall structure according to claim 1, characterized in that: An oil drain hole (2) is provided at the bottom of the oil tank body (3).

7. The lubricating oil viscosity testing device with a temperature rise and fall structure according to claim 1, characterized in that: A testing device base (1) is fixedly mounted on the bottom of the oil tank body (3).

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