CN206248500U - A kind of Ubbelohde straight tube viscosimeter for measuring liquid motion viscosity - Google Patents
A kind of Ubbelohde straight tube viscosimeter for measuring liquid motion viscosity Download PDFInfo
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- CN206248500U CN206248500U CN201621328050.3U CN201621328050U CN206248500U CN 206248500 U CN206248500 U CN 206248500U CN 201621328050 U CN201621328050 U CN 201621328050U CN 206248500 U CN206248500 U CN 206248500U
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Abstract
The utility model is related to a kind of Ubbelohde straight tube viscosimeter for measuring liquid motion viscosity, comprising：Measurement pipe, is vertically arranged；Balance pipe, is vertically arranged, and its bottom is connected by lower outlet pipe with the bottom of measurement pipe；Wherein, described measurement pipe includes the top straight tube and bottom capillary being sequentially connected；The first measurement ball bubble, the first measurement sensor, the second measurement ball bubble, the second measurement sensor, the 3rd measurement ball bubble and the 3rd measurement sensor are from top to bottom disposed with described top straight tube.The utility model can realize automatic measurement, effectively improve measurement range, certainty of measurement and measurement efficiency.
Description
Technical field
The utility model is related to a kind of Ubbelohde straight tube viscosimeter, specifically refers to a kind of for measuring changing for liquid motion viscosity
Enter type Ubbelohde straight tube viscosimeter, belong to measurement apparatus technical field.
Background technology
The most of viscosimeter for being used at present is made of U-shaped or W type structures.But the viscosimeter of this structure exists
During measurement liquid motion viscosity, the following shortcoming of generally existing：Cleaning is inconvenient, automaticity is low and measurement range
It is small etc..
Therefore, in order to solve shortcoming present in prior art and limitation, measurement range is improved, realizes automatic measurement
Deng, it is necessary to propose a kind of new liquid motion viscosimeter.
Utility model content
The purpose of this utility model is to provide a kind of Ubbelohde straight tube viscosimeter for measuring liquid motion viscosity, is realized
Automatic measurement, effectively improves measurement range, certainty of measurement and measurement efficiency.
In order to achieve the above object, the utility model is achieved through the following technical solutions：One kind is for measuring liquid motion
The Ubbelohde straight tube viscosimeter of viscosity, comprising：Measurement pipe, is vertically arranged；Balance pipe, is vertically arranged, its bottom by lower outlet pipe with
The bottom connection of measurement pipe；Wherein, described measurement pipe includes the top straight tube and bottom capillary being sequentially connected；Described is upper
The first measurement ball bubble, the first measurement sensor, the second measurement ball bubble, the second measurement biography are from top to bottom disposed with portion's straight tube
Sensor, the 3rd measurement ball bubble and the 3rd measurement sensor.
Described top straight tube, the first measurement ball bubble, the second measurement ball bubble, the 3rd measurement ball bubble, bottom capillary and under
It is coaxially disposed between outlet pipe.
The first described measurement ball bubble is identical with the volume that the second measurement ball steeps, and the volume 12 steeped more than the 3rd measurement ball
Times.
Described the first measurement sensor, the second measurement sensor and the 3rd measurement sensor are imbedded be arranged on top respectively
In the tube wall of straight tube, and use glue sealing.
Ubbelohde straight tube viscosimeter described in the utility model also includes analyzer, respectively with the first measurement sensor, second
Measurement sensor and the 3rd measurement sensor are connected by circuit, and record liquid flows through the time of each measurement sensor, and counts
Calculation obtains the kinematic viscosity of liquid.
The top of described measurement pipe flushes with the top of balance pipe.
The first sealing screw thread is provided with the top of described measurement pipe, hermetic seal is carried out with to measurement pipe.
The second sealing screw thread is provided with the top of described balance pipe, hermetic seal is carried out with to balance pipe.
In sum, the Ubbelohde straight tube viscosimeter for measuring liquid motion viscosity provided by the utility model, it is and existing
There is technology to compare, have the advantages that：
1st, because the volume of the first measurement ball bubble and the second measurement ball bubble is much larger than the 3rd measurement ball bubble, therefore measurement range
100 times of even more highs are can reach, the workload of laboratory measurement personnel can be significantly reduced, and reduce laboratory cost.
2nd, because measurement pipe is straight tube structure, the behaviour such as auto injection, automatic cleaning, automatic blow-dry can more easily be realized
Make, to realize full-automatic measurement.
3rd, using sealing screw thread so that the more stable reliability of air-tightness of viscosimeter.
Brief description of the drawings
Fig. 1 is the structural representation of the Ubbelohde straight tube viscosimeter for measuring liquid motion viscosity in the utility model.
Specific embodiment
Below in conjunction with Fig. 1, by describing a preferably specific embodiment in detail, the utility model is done and is further explained
State.
As shown in figure 1, be the Ubbelohde straight tube viscosimeter for measuring liquid motion viscosity provided by the utility model, bag
Contain：Measurement pipe, is vertically arranged；Balance pipe 2, is vertically arranged, and its bottom is connected by lower outlet pipe 3 with the bottom of measurement pipe；Wherein,
Described measurement pipe includes the top straight tube 11 and bottom capillary 12 being sequentially connected；On described top straight tube 11 from top to bottom
It is disposed with the first measurement ball the 13, first measurement sensor 14, second of bubble and measures ball and steeps the 15, second measurement sensor 16, the
Three measurement ball bubbles 17 and the 3rd measurement sensor 18.
The described measurement ball of top straight tube 11, first bubble 13, second measures ball bubble the 15, the 3rd and measures ball bubble 17, bottom hair
It is coaxially disposed between tubule 12 and lower outlet pipe 3.
The first described measurement ball bubble 13 is identical with the volume of the second measurement ball bubble 15, and is steeped much larger than the 3rd measurement ball
17.Generally, volume 12 of the volume of the first measurement ball bubble 13 and the second measurement ball bubble 15 more than the 3rd measurement ball bubble 17
Times.
Described the first measurement sensor 14, the second measurement sensor 16 and the 3rd measurement sensor 18 imbed setting respectively
In the tube wall of top straight tube 11, and glue sealing is used, using the first measurement point as measurement liquid motion viscosity, the
Two measurement points and the 3rd measurement point.In the present embodiment, described glue is using the epoxide-resin glue with special proportioning.
Ubbelohde straight tube viscosimeter described in the utility model also includes analyzer, respectively with the first measurement sensor 14, the
Two measurement sensors 16 and the 3rd measurement sensor 18 are connected by circuit, record liquid flow through each measurement sensor when
Between, and it is calculated the kinematic viscosity of liquid.
The top of described measurement pipe flushes with the top of balance pipe 2.
The first sealing screw thread 19 is provided with the top of described measurement pipe, hermetic seal is carried out with to measurement pipe.
The top of described balance pipe 2 is provided with the second sealing screw thread 21, and hermetic seal is carried out with to balance pipe 2.
When kinematic viscosity measurement is carried out to liquid sample using Ubbelohde straight tube viscosimeter provided by the utility model, specifically
Comprise the steps of：First, Ubbelohde straight tube viscosimeter is vertically put into thermostatic bath, makes the top of measurement pipe and balance pipe 2, with
And lower outlet pipe 3 is exposed.When inhaling sample, in the lower insertion of outlet pipe 3 test tube, tighten the second sealing screw thread 21 carries out hermetic seal to balance pipe 2,
Measurement pipe is set to connect air-extractor by the first sealing screw thread 19, by negative pressure by the liquid suction measurement pipe in test tube.Fall
During sample, the first sealing screw thread 19 and the second sealing screw thread 21 are unloaded so that measurement pipe and balance pipe 2 are and atmosphere so that
Liquid in measurement pipe is flowed down naturally under gravity.
For small-range liquid, measured using the 3rd measurement ball bubble 17, the is flowed separately through by analyzer record liquid
At the time point of two measurement sensors 16 and the 3rd measurement sensor 18, it is calculated the kinematic viscosity of liquid.For wide range liquid
Body, is measured using the second measurement ball bubble 15 and the 3rd measurement ball bubble 17, and the first survey is flowed separately through by analyzer record liquid
At the time point of the measurement sensor 18 of quantity sensor 14 and the 3rd, it is calculated the kinematic viscosity of liquid.Wherein, the first described survey
Amount ball bubble 13 has cushioning effect, and liquid can be prevented to be extracted measurement pipe and enter in gas piping when measuring.
Whole measurement process realizes full-automatic measurement, and measurement is flowed through by naked eyes manual record liquid without survey crew
Time during point, raising efficiency and precision.
Ubbelohde straight tube viscosimeter provided by the utility model, in cleaning, it is only necessary to by cleaning fluid from measurement pipe peace
The top feeding of weighing apparatus pipe 2, and flowed out from lower outlet pipe 3, cleaning just can be conveniently completed, and ensure cleaning quality.Equally
, in drying, it is only necessary to convenient and swift during dry compressed air sent into measurement pipe and balance pipe 2.
In sum, the Ubbelohde straight tube viscosimeter for measuring liquid motion viscosity provided by the utility model, it is and existing
There is technology to compare, have the advantages that：
1st, because the volume of the first measurement ball bubble and the second measurement ball bubble is much larger than the 3rd measurement ball bubble, therefore measurement range
100 times of even more highs are can reach, the workload of laboratory measurement personnel can be significantly reduced, and reduce laboratory cost.
2nd, because measurement pipe is straight tube structure, the behaviour such as auto injection, automatic cleaning, automatic blow-dry can more easily be realized
Make, to realize full-automatic measurement.
3rd, using sealing screw thread so that the more stable reliability of air-tightness of viscosimeter.
4th, liquid is recorded using sensor and analyzer automatically and flows through the time of measurement point, and calculate the motion of liquid and glued
Degree, without survey crew by naked eyes manual record, lifts measurement efficiency and precision.
Although content of the present utility model is discussed in detail by above preferred embodiment, but it should be appreciated that on
The description stated is not considered as to limitation of the present utility model.After those skilled in the art have read the above, for
Various modifications and substitutions of the present utility model all will be apparent.Therefore, protection domain of the present utility model should be by appended
Claim limit.
Claims (8)
1. a kind of Ubbelohde straight tube viscosimeter for measuring liquid motion viscosity, it is characterised in that include：
Measurement pipe, is vertically arranged；
Balance pipe, is vertically arranged, and its bottom is connected by lower outlet pipe with the bottom of measurement pipe；
Described measurement pipe includes the top straight tube and bottom capillary being sequentially connected；
The first measurement ball bubble, the first measurement sensor, the second measurement ball are from top to bottom disposed with described top straight tube
Bubble, the second measurement sensor, the 3rd measurement ball bubble and the 3rd measurement sensor.
2. it is used to measure the Ubbelohde straight tube viscosimeter of liquid motion viscosity as claimed in claim 1, it is characterised in that described
Top straight tube, first measurement ball bubble, second measurement ball bubble, the 3rd measurement ball bubble, it is coaxial between bottom capillary and lower outlet pipe
Set.
3. it is used to measure the Ubbelohde straight tube viscosimeter of liquid motion viscosity as claimed in claim 2, it is characterised in that described
First measurement ball bubble is identical with the volume that the second measurement ball steeps, and 12 times of the volume steeped more than the 3rd measurement ball.
4. it is used to measure the Ubbelohde straight tube viscosimeter of liquid motion viscosity as claimed in claim 3, it is characterised in that described
First measurement sensor, the second measurement sensor and the 3rd measurement sensor are imbedded be arranged in the tube wall of top straight tube respectively,
And use glue sealing.
5. it is used to measure the Ubbelohde straight tube viscosimeter of liquid motion viscosity as claimed in claim 4, it is characterised in that also include
Analyzer, is connected with the first measurement sensor, the second measurement sensor and the 3rd measurement sensor by circuit respectively, records liquid
Body flows through the time of each measurement sensor, and is calculated the kinematic viscosity of liquid.
6. it is used to measure the Ubbelohde straight tube viscosimeter of liquid motion viscosity as claimed in claim 1, it is characterised in that described
The top of measurement pipe flushes with the top of balance pipe.
7. it is used to measure the Ubbelohde straight tube viscosimeter of liquid motion viscosity as claimed in claim 1, it is characterised in that described
The first sealing screw thread is provided with the top of measurement pipe, hermetic seal is carried out with to measurement pipe.
8. it is used to measure the Ubbelohde straight tube viscosimeter of liquid motion viscosity as claimed in claim 1, it is characterised in that described
The second sealing screw thread is provided with the top of balance pipe, hermetic seal is carried out with to balance pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621328050.3U CN206248500U (en) | 2016-12-06 | 2016-12-06 | A kind of Ubbelohde straight tube viscosimeter for measuring liquid motion viscosity |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621328050.3U CN206248500U (en) | 2016-12-06 | 2016-12-06 | A kind of Ubbelohde straight tube viscosimeter for measuring liquid motion viscosity |
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| Publication Number | Publication Date |
|---|---|
| CN206248500U true CN206248500U (en) | 2017-06-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201621328050.3U Active CN206248500U (en) | 2016-12-06 | 2016-12-06 | A kind of Ubbelohde straight tube viscosimeter for measuring liquid motion viscosity |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107894375A (en) * | 2017-12-27 | 2018-04-10 | 上海神开石油仪器有限公司 | Full-automatic kinematic viscosity analyzer of working continuously |
-
2016
- 2016-12-06 CN CN201621328050.3U patent/CN206248500U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107894375A (en) * | 2017-12-27 | 2018-04-10 | 上海神开石油仪器有限公司 | Full-automatic kinematic viscosity analyzer of working continuously |
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