CN218726380U - A temperature-variable viscosity tester - Google Patents

Abstract

The utility model relates to the technical field of lubricating oil viscosity detection, in particular to a temperature-variable viscosity tester, which includes a box body, which is fixedly connected with a general processor, and also includes: a ball releasing mechanism installed in the box body; The variable temperature test module includes a fuel tank fixedly installed in the tank, a first heating tube and a first temperature probe are fixedly installed in the fuel tank, a glass cylinder is installed on one side of the fuel tank, and the glass cylinder is fixedly connected with the first control valve and the second temperature probe. Two control valves, the first control valve is fixedly connected to the liquid pump through the first pipe body, the liquid pump is fixedly connected to the fuel tank, the second control valve is fixedly connected to the second pipe body, the second pipe body is fixedly connected to the fuel tank, and the tank is fixed There are two sets of position detection parts installed; the external heat preservation structure installed in the box. The utility model enables the utility model to collect the viscosity data of the oil under different temperature environments through the cooperation of the variable temperature test module and the external heat preservation structure, thereby ensuring the test effect.

Description

A temperature-variable viscosity tester

technical field

The utility model relates to the technical field of lubricating oil viscosity detection, in particular to a temperature-variable viscosity tester.

Background technique

In the method of measuring liquid viscosity, the most common method is the falling ball method, that is, a vertically placed glass cylinder is filled with the liquid to be measured, and two marks are made on the glass cylinder to delineate a certain distance on the glass cylinder. The timing starts when the ball falls from the top of the glass cylinder to the first mark, and stops when it reaches the second mark. The speed of the ball is determined by the time interval and the distance between the marks, and then according to the distance between the ball and the The diameter of the glass cylinder, the ball and the density of the liquid are used to calculate the viscosity of the liquid.

In practice, the viscosity of lubricating oil will also change due to the different temperature of the use environment. The general lubricating oil viscosity tester can only simulate the normal temperature environment and carry out detection, and does not consider the temperature change, which has certain limitations. .

For this reason, those skilled in the art have proposed a temperature-variable viscosity tester to solve the problems raised in the above-mentioned background.

Utility model content

The purpose of this utility model is to provide a temperature-variable viscosity tester to solve the problems raised in the above-mentioned background technology.

In order to achieve the above object, the utility model provides the following technical solutions:

A temperature-variable viscosity tester, including a box body, the box body is fixedly connected with a general processor, and also includes:

The ball-releasing mechanism installed in the box;

A variable temperature test module installed in the box body, the variable temperature test module includes a fuel tank fixedly installed in the box body, a first heating tube and a first temperature probe are fixedly installed in the fuel tank, a glass cylinder is fixedly installed on one side of the fuel tank, The glass cylinder is fixedly connected with a first control valve and a second control valve, the first control valve is fixedly connected with a liquid pump through the first pipe body, the liquid pump is fixedly connected with the oil tank, and the second control valve is fixedly connected with a The second pipe body, the second pipe body is fixedly connected with the fuel tank, two sets of position detection parts are fixedly installed in the tank, the first scale and the second scale are arranged on the glass cylinder, the first scale and the second scale The second scale is compatible with the two sets of position detection parts respectively, and the insulation cover is fixedly installed on the glass cylinder;

The external insulation structure installed in the box.

As a further improvement of the utility model: the external heat preservation structure includes a second heating pipe and a second temperature probe fixedly installed in the box.

As a further improvement of the utility model: the ball releasing mechanism includes a groove seat fixedly connected with the box body, a pneumatic telescopic rod is fixedly installed on both sides of the groove seat, and a moving end of the pneumatic telescopic rod is fixedly installed with Ball holder.

As a further improvement of the utility model: the position detection part includes a light source and a photoelectric sensor fixedly connected to the box, and the irradiation direction of the light source faces the sensing direction of the photoelectric sensor.

As a further improvement of the utility model: a motor is fixedly installed in the box, and a ball-carrying plate is fixedly installed on the output shaft of the motor.

Compared with the prior art, the beneficial effects of the utility model are:

The external heat preservation structure heats the space inside the tank, the first heating tube heats the oil in the tank, the first temperature probe monitors the oil temperature, and when the oil temperature rises to a predetermined value, it passes through the glass cylinder and the first control valve , the first pipe body, the liquid pump, the oil tank, the second control valve, and the second pipe body cooperate to make the high-temperature oil continue to enter the glass cylinder, thereby preheating the glass cylinder, and then closing the second control valve. The oil rises to the first scale, and the ball release mechanism releases the ball. When the ball passes the first scale and the second scale, the position detection part is activated by the passed ball, and the utility model performs timing operation to obtain the measured viscosity. The data. The utility model enables the utility model to collect the viscosity data of the oil under different temperature environments through the cooperation of the variable temperature test module and the external heat preservation structure, thereby ensuring the test effect.

Description of drawings

Fig. 1 is the structural representation of the utility model;

Fig. 2 is the structural representation of the ball releasing mechanism of the present utility model;

FIG. 3 is a partially enlarged schematic diagram of A in FIG. 1 .

In the figure: 1. Box body; 2. Ball releasing mechanism; 3. Variable temperature test module; 4. Fuel tank; 5. First heating pipe; 6. First temperature probe; 7. Glass cylinder; 8. First control valve; 9. The second control valve; 10. The first pipe body; 11. The liquid pump; 12. The second pipe body; 13. The position detection part; 14. The first scale; 15. The second scale; 16. The insulation cover; 17. External insulation structure; 18. Second heating tube; 19. Second temperature probe; 20. Clamping frame; 21. Light source; 22. Photoelectric sensor; 23. Motor; 26, pneumatic telescopic rod; 27, sphere.

Detailed ways

The technical solution of this patent will be further described in detail below in conjunction with specific embodiments.

Embodiment one

Referring to Figures 1 to 3, a temperature-variable viscosity tester includes a casing 1, the casing 1 is fixedly connected with a general processor, and also includes:

The ball releasing mechanism 2 installed in the box body 1;

The variable temperature test module 3 installed in the box body 1, the variable temperature test module 3 includes an oil tank 4 fixedly installed in the box body 1, a first heating tube 5 and a first temperature probe 6 are fixedly installed in the oil tank 4, the described A glass cylinder 7 is fixedly installed on one side of the fuel tank 4, and the glass cylinder 7 is fixedly connected with a first control valve 8 and a second control valve 9, and the first control valve 8 is fixedly connected with a liquid pump 11 through a first pipe body 10, so The liquid pump 11 is fixedly connected with the fuel tank 4, the second control valve 9 is fixedly connected with a second pipe body 12, the second pipe body 12 is fixedly connected with the fuel tank 4, and two groups of Position detection part 13, described glass cylinder 7 is provided with first scale 14 and second scale 15, and first scale 14 is higher than second scale 15, and first scale 14 and second scale 15 are respectively with two groups The position detection part 13 is compatible, and the glass cylinder 7 is fixedly installed with a heat preservation cover 16;

The external thermal insulation structure 17 installed in the box body 1.

The external heat preservation structure 17 heats the space inside the box body 1, the first heating pipe 5 heats the oil in the oil tank 4, the first temperature probe 6 monitors the oil temperature, and when the oil temperature rises to a predetermined value, it passes through the glass The cylinder 7, the first control valve 8, the first pipe body 10, the liquid pump 11, the oil tank 4, the second control valve 9, and the second pipe body 12 cooperate so that the high-temperature oil continuously enters the glass cylinder 7, thereby protecting the glass The cylinder 7 is preheated, and then the second control valve 9 is closed, the oil in the glass cylinder 7 rises to the first scale 14, the ball releasing mechanism 2 releases the ball 27, and the ball 27 passes through the first scale 14 and the second scale 14. When the scale is 15, the position detection part 13 is activated by the passing sphere 27, and the utility model performs a timing operation, thereby obtaining data for measuring and calculating the viscosity. Through the cooperation of the variable temperature test module 3 and the external heat preservation structure 17, the utility model can collect the viscosity data of the oil under different temperature environments, thereby ensuring the test effect.

In one case of this embodiment, the external heat preservation structure 17 includes a second heating pipe 18 fixedly installed in the box body 1 and a second temperature probe 19 fixedly installed in the box body 1 . The second heating pipe 18 is used for heating the space in the box body 1 .

In one case of this embodiment, the ball-releasing mechanism 2 includes a slot seat 25 fixedly connected to the box body 1, and both sides of the slot seat 25 are fixedly equipped with pneumatic telescopic rods 26, and the pneumatic telescopic rods The mobile end of 26 is fixedly installed with clamping ball frame 20, and clamping ball frame 20 is slidably connected with groove seat 25. The pneumatic telescopic rod 26 is used to drive the clamping ball holder 20 to clamp the ball 27 .

In one case of this embodiment, the position detection unit 13 includes a light source 21 and a photoelectric sensor 22 fixedly connected to the box body 1 , and the irradiation direction of the light source 21 faces the sensing direction of the photoelectric sensor 22 . When the sphere 27 passes the first scale 14 and the second scale 15, the light emitted from the light source 21 to the photoelectric sensor 22 is cut off, and the photoelectric sensor 22 senses and sends a control signal to the general processor.

Embodiment two

On the basis of Embodiment 1, referring to Fig. 1, a motor 23 is fixedly installed in the box body 1, the motor 23 may preferably be a servo motor, or may be preferably a stepping motor, and the output shaft of the motor 23 is fixedly installed with Ball carrying plate 24. The ball carrier plate 24 blocks the ball 27, thereby preventing the ball 27 from accidentally falling.

Although the embodiments of the present invention have been shown and described, those skilled in the art can understand that various changes, modifications, substitutions and modifications, the scope of the present invention is defined by the claims and their equivalents.

Claims (5)

1. The utility model provides a variable temperature formula viscosity test appearance, includes the box, box fixedly connected with total treater, its characterized in that still includes:

the ball placing mechanism is arranged in the box body;

the temperature-changing testing device comprises a box body, a temperature-changing testing module and a temperature-changing testing module, wherein the temperature-changing testing module comprises an oil tank fixedly installed in the box body, a first heating pipe and a first temperature probe are fixedly installed in the oil tank, a glass cylinder is fixedly installed on one side of the oil tank, the glass cylinder is fixedly connected with a first control valve and a second control valve, the first control valve is fixedly connected with a liquid pump through a first pipe body, the liquid pump is fixedly connected with the oil tank, the second control valve is fixedly connected with a second pipe body, the second pipe body is fixedly connected with the oil tank, two groups of position detecting parts are fixedly installed in the box body, the glass cylinder is provided with a first scale and a second scale, the first scale and the second scale are respectively matched with the two groups of position detecting parts, and a heat-insulating sleeve is fixedly installed on the glass cylinder;

and the external heat insulation structure is arranged in the box body.

2. The variable temperature viscosity tester of claim 1, wherein the external thermal insulation structure comprises a second heating tube and a second temperature probe fixedly mounted in the tank.

3. The variable-temperature viscosity tester as claimed in claim 1, wherein the ball placing mechanism comprises a groove seat fixedly connected with the box body, pneumatic telescopic rods are fixedly mounted on two sides of the groove seat, and ball clamping frames are fixedly mounted at moving ends of the pneumatic telescopic rods.

4. The variable temperature viscosity tester of claim 1, wherein the position detecting unit comprises a light source and a photoelectric sensor fixedly connected to the housing, and the light source irradiates toward the sensing direction of the photoelectric sensor.

5. The variable temperature viscosity tester of claim 1, wherein a motor is fixedly mounted in the box body, and a ball carrying plate is fixedly mounted on an output shaft of the motor.

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