CN110672469A - Full-automatic viscosity measurement ware of vision straight tube - Google Patents
Full-automatic viscosity measurement ware of vision straight tube Download PDFInfo
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- CN110672469A CN110672469A CN201911128767.1A CN201911128767A CN110672469A CN 110672469 A CN110672469 A CN 110672469A CN 201911128767 A CN201911128767 A CN 201911128767A CN 110672469 A CN110672469 A CN 110672469A
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- straight
- sample injector
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- capillary tube
- straight capillary
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N11/00—Investigating flow properties of materials, e.g. viscosity, plasticity; Analysing materials by determining flow properties
- G01N11/02—Investigating flow properties of materials, e.g. viscosity, plasticity; Analysing materials by determining flow properties by measuring flow of the material
- G01N11/04—Investigating flow properties of materials, e.g. viscosity, plasticity; Analysing materials by determining flow properties by measuring flow of the material through a restricted passage, e.g. tube, aperture
- G01N11/06—Investigating flow properties of materials, e.g. viscosity, plasticity; Analysing materials by determining flow properties by measuring flow of the material through a restricted passage, e.g. tube, aperture by timing the outflow of a known quantity
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Abstract
The invention discloses a full-automatic viscosity tester for a visual straight pipe, which comprises a shell, wherein a sample injector is arranged at the bottom of a shell detection/cleaning area, a lifting cylinder is arranged at the bottom of the sample injector, and a front pushing cylinder and a rear pushing cylinder are arranged on one side of the sample injector; a constant-temperature water area groove is arranged in the middle of the detection/cleaning area, the lower end of the straight capillary tube is connected with a liquid suction pipe, and a bracket for fixing a high-definition camera is arranged behind the straight capillary tube; the high-definition camera is used for shooting real-time images, the real-time images are transmitted to a computer through the communication module to be analyzed and processed, so that scales on the straight capillary are recognized, the position of an oil sample which flows through a glass straight capillary groove is judged, and viscosity test and calibration are conducted on the oil sample.
Description
Technical Field
The invention relates to the technical field of crude oil processing, in particular to a full-automatic viscosity measuring device for a visual straight pipe.
Background
At a certain constant temperature, the time of a certain volume of liquid flowing through a calibrated glass capillary viscometer under the gravity is measured, and the product of the capillary constant and the flow time of the viscometer is the kinematic viscosity of the liquid at the temperature.
Manual testing was performed by using a stopwatch to measure the time during which the liquid sample flowed through the corresponding score line of the glass capillary at a constant temperature. Since the timing precision is required to be 0.1 second, the manual test has large manual error.
The automatic test is that at constant temperature, domestic manufacturers use photoelectric tubes to detect the position of a liquid sample flowing through a glass capillary groove and automatically time. Because the glass capillary viscometer needs to be cleaned after testing a sample every time, if the glass capillary viscometer is taken out and cleaned, the photoelectric detection tube needs to be taken down every time, and the alignment position needs to be adjusted when the glass capillary viscometer is installed, so that the glass capillary viscometer is very inconvenient. If not take out, direct washing on the machine, glass capillary viscometer is because the structure limits, and the residual night of inside is difficult to take out futilely and weathers, washs unclean, direct influence testing result. Therefore, it is important to solve such problems.
Disclosure of Invention
Aiming at the problems, the invention provides a full-automatic viscosity measuring device for a visual straight tube, which is characterized in that a high-definition camera is used for shooting a real-time image (namely the sample flows from top to bottom in a straight capillary tube), and the real-time image is transmitted to a computer through a communication module for analysis and processing so as to identify scales on the straight capillary tube and judge the scribed line position of an oil sample flowing through a glass straight capillary tube, so that the viscosity of the oil sample is tested and calibrated.
In order to realize the technical scheme, the invention provides a full-automatic viscosity tester for a visual straight pipe, which comprises a machine shell, wherein the machine shell is divided into an upper part and a lower part, the upper part is a detection/cleaning area, the lower part is a base, a sample injector is arranged at the bottom of the detection/cleaning area of the machine shell, a lifting cylinder is arranged at the bottom of the sample injector, and a front pushing cylinder and a rear pushing cylinder are arranged on one side of the sample injector; a constant-temperature water area groove is arranged in the middle of the detection/cleaning area, a straight capillary tube and a stirring barrel are arranged in the constant-temperature water area groove, a stirrer is arranged on the stirring barrel, the lower end of the straight capillary tube is connected with a liquid suction tube, and a bracket for fixing a high-definition camera is arranged behind the straight capillary tube; be provided with in the base of casing and inhale appearance pump, waste liquid jar, lotion jar, feed liquor pump and feed liquor speed regulator, by inhale the liquid crude oil of appearance pump in with the sample injector and inhale and get in the straight capillary, the waste liquid jar with the sample injector is connected, the lotion jar with the sample injector is connected be provided with the feed liquor speed regulator on the lotion jar.
The further improvement lies in that: one side of the upper surface of the sample injector is provided with a cleaning cup hole for installing a cleaning cup, and the other side of the upper surface of the sample injector is provided with an oil cup hole for installing an oil cup.
The further improvement lies in that: and a heater, a temperature sensor and a water level controller are arranged in the constant-temperature water area tank.
The further improvement lies in that: the low-temperature circulating pipe is arranged in the stirring barrel, the fan is arranged at the upper end of the machine shell, and the illuminating lamp is arranged at the position of the high-definition camera in the machine shell.
The further improvement lies in that: the middle of straight capillary is provided with three bubble portions of different sizes, and the bubble portions that are located at the middle and the bottom are viscometer bubbles with different viscosity coefficients, and the upper end of straight capillary is provided with an excess protector.
The further improvement lies in that: and the sample injector is provided with a ring heater and an overtemperature protector.
The further improvement lies in that: and a compressor is also arranged on a pipeline connected with the straight capillary tube, and the compressor controls the pipeline to suck/blow air in the straight capillary tube.
The invention has the beneficial effects that:
1. a straight capillary viscometer is adopted, so that the detection precision is higher;
2. controlling the temperature by adopting a high-precision temperature controller, wherein the temperature control precision reaches +/-0.01 ℃;
3. the method comprises the following steps of (1) adopting an image recognition technology, carrying out real-time image acquisition by using a high-definition digital image acquisition system, automatically recognizing scales on a straight capillary and judging a liquid level, and automatically carrying out viscosity test;
4. the capillary viscometer is controlled by a computer in the whole process, automatically samples, automatically tests, automatically cleans and dries;
5. the LIMS network system with complete network data transmission function can be incorporated into a laboratory to transmit analysis results.
Drawings
Fig. 1 is a front view of the present invention.
Fig. 2 is a side view of the present invention.
Fig. 3 is an internal structure view of the base of the present invention.
FIG. 4 is a block diagram of the sample injector of the present invention.
Wherein: 1. the device comprises a shell, 2, a detection/cleaning area, 3, a base, 4, a sample injector, 5, a lifting cylinder, 6, a front and back pushing cylinder, 7, a stirring barrel, 8, a pipette, 9, a stirrer, 10, a constant-temperature water tank, 11, a straight capillary tube, 12, a support, 13, a high-definition camera, 14, a sample suction pump, 15, a waste liquid tank, 16, a washing liquid tank, 17, a liquid inlet pump, 18, a liquid inlet speed regulator, 19, a cleaning cup hole, 20, an oil cup hole, 21, a heater, 22, a temperature sensor, 23, a water level controller, 24, a low-temperature circulating pipe, 25, a fan, 26, an illuminating lamp, 27, an excess protector, 28, a ring heater, 29 and an overtemperature protector.
Detailed Description
In order to further understand the present invention, the following detailed description will be made with reference to the following examples, which are only used for explaining the present invention and are not to be construed as limiting the scope of the present invention.
According to the technical solutions provided in the embodiments of fig. 1 to 4, the present invention provides a full-automatic viscosity measuring device with a visual straight tube, which includes a housing 1, the housing 1 is divided into an upper portion and a lower portion, the upper portion is a detection/cleaning area 2, the lower portion is a base 3, a sample injector 4 is disposed at the bottom of the detection/cleaning area 2 of the housing, a lifting cylinder 5 is disposed at the bottom of the sample injector 4, and a front-back pushing cylinder 6 is disposed at one side of the sample injector 4; a constant-temperature water area tank 10 is arranged in the middle of the detection/cleaning area, a straight capillary tube 11 and a stirring barrel 7 are arranged in the constant-temperature water area tank 10, a stirrer 9 is arranged on the stirring barrel 7, the lower end of the straight capillary tube 11 is connected with a liquid suction tube 8, and a bracket 12 for fixing a high-definition camera 13 is arranged behind the straight capillary tube 11; be provided with in the base 3 of casing and inhale sample pump 14, waste liquid jar 15, lotion jar 16, feed liquor pump 17 and feed liquor speed regulator 18, by inhale the liquid crude oil of sample injector 4 and inhale and get in the straight capillary 11 with sample pump 14, waste liquid jar 15 with sample injector 4 is connected, lotion jar 16 with sample injector is connected be provided with feed liquor speed regulator 18 on the lotion jar 16.
And a cleaning cup hole 19 for mounting a cleaning cup is formed in one side of the upper surface of the sample injector 4, and an oil cup hole 20 for mounting an oil cup is formed in the other side of the upper surface of the sample injector.
The constant temperature water tank 10 is provided with a heater 21, a temperature sensor 22, and a water level controller 23.
A low-temperature circulating pipe 24 is arranged in the stirring barrel 7, a fan 25 is arranged at the upper end of the machine shell 1, and an illuminating lamp 26 is arranged at the position of a high-definition camera in the machine shell 1.
The middle of the straight capillary tube 11 is provided with three bubble portions with different sizes, the bubble portions at the middle and the bottom are viscometer bubbles with different viscosity coefficients, and the upper end of the straight capillary tube 11 is provided with an excess protector 27.
The sample injector 4 is provided with a ring heater 28 and an overtemperature protector 29.
And a compressor is also arranged on a pipeline connected with the straight capillary tube, and the compressor controls the pipeline to suck/blow air in the straight capillary tube.
The embodiment has two functions of automatic measurement and automatic cleaning:
the automatic measurement works as: the method comprises the steps that firstly, a sample suction pump (vacuum pump) sucks crude oil in an oil cup of a sample injector to the top end of a straight capillary tube, then the crude oil flows vertically from top to bottom, a high-definition camera shoots real-time images (namely the flowing process of a sample), the real-time images are transmitted to a computer through a communication module to be analyzed and processed, scales on the straight capillary tube are identified, the position of the oil sample flowing through a glass value type capillary groove is judged, viscosity test and calibration are conducted on the oil sample, measured liquid flows into a waste liquid tank, the temperature of a constant-temperature water area tank can be adjusted according to different measurement requirements during measurement, a stirring barrel is hollow, and a stirrer is used for stirring the constant-temperature water area tank to improve the constant-temperature effect of the constant-temperature water area tank.
The automatic cleaning work is as follows: moving the sample injector, moving a cleaning cup of the sample injector to the lower part of the liquid suction pipe, at the moment, pumping cleaning liquid into the straight capillary for cleaning, and enabling the liquid after cleaning to flow into a waste liquid tank; after washing, the straight capillary tube is blown and dried by the compressor, and the positions of an oil cup and a cleaning cup on the sample injector can be automatically switched by pushing the air cylinder forwards and backwards.
The embodiment not only can perform automatic measurement and automatic cleaning, but also can be provided with a manual function.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (7)
1. The utility model provides a full-automatic viscosity measurement ware of vision straight tube, includes casing (1), casing (1) is divided into upper portion and lower part, and upper portion is detection/washing region (2), and the lower part is base (3), its characterized in that: a sample injector (4) is arranged at the bottom of the shell detection/cleaning area (2), a lifting cylinder (5) is arranged at the bottom of the sample injector (4), and a front pushing cylinder and a rear pushing cylinder (6) are arranged on one side of the sample injector (4); a constant-temperature water area tank (10) is arranged in the middle of the detection/cleaning area, a straight capillary tube (11) and a stirring barrel (7) are arranged in the constant-temperature water area tank (10), a stirrer (9) is arranged on the stirring barrel (7), the lower end of the straight capillary tube (11) is connected with a liquid suction tube (8), and a bracket (12) for fixing a high-definition camera (13) is arranged behind the straight capillary tube (11); be provided with in base (3) of casing and inhale appearance pump (14), waste liquid jar (15), lotion jar (16), feed liquor pump (17) and feed liquor speed regulator (18), by inhale the liquid crude oil of appearance pump (14) in with sample injector (4) and inhale and get in straight capillary (11), waste liquid jar (15) with sample injector (4) are connected, lotion jar (16) with the sample injector is connected be provided with feed liquor speed regulator (18) on lotion jar (16).
2. The fully automatic viscometry with straight vision tube as claimed in claim 1, wherein: one side of the upper surface of the sample injector (4) is provided with a cleaning cup hole (19) for installing a cleaning cup, and the other side is provided with an oil cup hole (20) for installing an oil cup.
3. The fully automatic viscometry with straight vision tube as claimed in claim 1, wherein: a heater (21), a temperature sensor (22) and a water level controller (23) are provided in the constant temperature water tank (10).
4. The fully automatic viscometry with straight vision tube as claimed in claim 1, wherein: a low-temperature circulating pipe (24) is arranged in the stirring barrel (7), a fan (25) is arranged at the upper end of the machine shell (1), and an illuminating lamp (26) is arranged at the position of a high-definition camera in the machine shell (1).
5. The fully automatic viscometry with straight vision tube as claimed in claim 1, wherein: the middle of the straight capillary tube (11) is provided with three bubble parts with different sizes, the bubble parts positioned in the middle and at the bottom are viscometer bubbles with different viscosity coefficients, and the upper end of the straight capillary tube (11) is provided with an excess protector (27).
6. The fully automatic viscometry with straight vision tube as claimed in claim 1, wherein: and a ring heater (28) and an overtemperature protector (29) are arranged on the sample injector (4).
7. The fully automatic viscometry with straight vision tube as claimed in claim 1, wherein: and a compressor is also arranged on a pipeline connected with the straight capillary tube (11), and the compressor controls the pipeline to suck/blow air in the straight capillary tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911128767.1A CN110672469A (en) | 2019-11-18 | 2019-11-18 | Full-automatic viscosity measurement ware of vision straight tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911128767.1A CN110672469A (en) | 2019-11-18 | 2019-11-18 | Full-automatic viscosity measurement ware of vision straight tube |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110672469A true CN110672469A (en) | 2020-01-10 |
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ID=69087641
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911128767.1A Pending CN110672469A (en) | 2019-11-18 | 2019-11-18 | Full-automatic viscosity measurement ware of vision straight tube |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110672469A (en) |
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2019
- 2019-11-18 CN CN201911128767.1A patent/CN110672469A/en active Pending
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