CN209432656U - A kind of non-definite value test platform of dynamic viscosity at room temperature - Google Patents
A kind of non-definite value test platform of dynamic viscosity at room temperature Download PDFInfo
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- CN209432656U CN209432656U CN201821797389.7U CN201821797389U CN209432656U CN 209432656 U CN209432656 U CN 209432656U CN 201821797389 U CN201821797389 U CN 201821797389U CN 209432656 U CN209432656 U CN 209432656U
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- definite value
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- capillary viscometer
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- room temperature
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Abstract
The utility model provides a kind of non-definite value test platform of dynamic viscosity at room temperature, test platform includes the temperature control thermostatic oil bath for being separated from each other setting, the double-deck definite value oil groove and capillary viscometer positioning adjustment device, temperature control thermostatic oil bath fill conduction oil and with the double-deck definite value oil groove fluid communication, the inner tank interior of the double-deck definite value oil groove is working region, it is Mixed Zone between inside groove and outer groove, the side wall and bottom wall of inside groove offer shunting gate hole, capillary viscometer positioning adjustment device includes installation locating support and position adjusting mechanism, locating support is installed and is used for fixed capillary viscosmeter, position adjusting mechanism can drive installation locating support to move up and down linearly to adjust capillary viscometer and pass through capillary viscometer across the depth of conduction oil in the immersion working region of hole and before and after making, deflection is moved to adjust capillary viscometer Vertical degree.The utility model is able to achieve viscosity Transfer Standards liquid and measures in the accurate definite value of non-dynamic viscosity under room temperature.
Description
Technical field
The utility model relates to the calibration definite values of the dynamic viscosity of viscosity Transfer Standards liquid, belong to measurement calibration field, tool
Body it is related to a kind of non-definite value test platform of dynamic viscosity at room temperature.
Background technique
The warm journey range of viscosity amount biography in China is relatively narrow, room temperature is limited only to, in the non-Transfer Standards liquid of viscosity at room temperature
It is nearly at blank.With the development and progress of society, China's medical and health, petrochemical industry, solar energy pass accumulation of heat, foreword science is ground
Study carefully equal fields and proposition demand is measured to viscosity within the scope of non-ambient temperature, thus how to complete non-viscosity Transfer Standards at room temperature
The accurate definite value of liquid has shown important urgent.
Currently, having the thermostat for being largely used to the measurement of dynamic viscosity definite value both at home and abroad, technically from subzero temperature area to up to a hundred
Degree Celsius do not have difficulty, the thermal field uniformity is generally ± 0.05 DEG C, fluctuation degree generally ± 0.05 DEG C/15min.However, glutinous
Degree is affected by temperature significantly, more harsh to environmental requirement during viscosity Transfer Standards liquid definite value, needs the thermal field of thermostat equal
Evenness is not less than ± 0.01 DEG C, and fluctuation degree is not less than ± 001 DEG C/15min.In addition, this kind of thermostat is intended for work capillary
The measurement of pipe viscosmeter dynamic viscosity, size design with the application of working capillary for standard, and viscosity Transfer Standards liquid definite value
It is measured with 3 ~ 5 times that standard capillary viscosmeter size is working capillary viscosmeter, thus conventionally used for dynamic viscosity definite value
Thermostat be not able to satisfy the non-Transfer Standards liquid of viscosity at room temperature definite value measurement.
The definite value measurement of viscosity Transfer Standards liquid, often uses huge cube water bath to guarantee under traditional room temperature environment
The stabilization of thermal field passes through clip head fixed capillary viscosmeter and manually adjusts capillary and spends vertically, and when work requires laboratory
Environment temperature is close to point temperatures.This kind of water bath is bulky, and temperature stabilization times are longer, and use temperature range is limited, also
It is unable to satisfy the accurate definite value measurement of the non-Transfer Standards liquid of viscosity at room temperature.
Utility model content
In order to solve the above-mentioned technical problem, the utility model provides a kind of non-definite value test platform of dynamic viscosity at room temperature
And its operating method, to realize that viscosity Transfer Standards liquid is measured in the accurate definite value of non-dynamic viscosity under room temperature.
In order to achieve the above technical purposes, the utility model adopts the technical scheme that a kind of non-movement at room temperature is glutinous
Definite value test platform is spent, temperature control thermostatic oil bath, the double-deck definite value oil groove and capillary viscometer including being separated from each other setting are fixed
Position adjustment device, temperature control thermostatic oil bath fill conduction oil and with the double-deck definite value oil groove fluid communication, the double-deck definite value oil groove includes outer
Slot and inside groove, inside groove are set to outer groove bosom region, and the side wall and bottom wall of inside groove have spacing with outer groove, and inner tank interior is
Working region is Mixed Zone between inside groove and outer groove, and the side wall and bottom wall of inside groove offer shunting gate hole, and conduction oil can be certainly
Temperature control thermostatic oil bath, which flow to Mixed Zone and shunted gate hole, flow to working region, lid above the working region of the double-deck definite value oil groove
Equipped with upper cover plate, the central region of upper cover plate is equipped with standard thermometer mounting hole and capillary viscometer passes through hole, and capillary is glutinous
Degree meter positioning adjustment device includes installation locating support and position adjusting mechanism, and installation locating support is used for fixed capillary viscosity
Meter, installation locating support are detachably secured on position adjusting mechanism, and position adjusting mechanism can drive installation locating support to make
Linear motion passes through the depth that conduction oil in working region is immersed in hole to adjust capillary viscometer by capillary viscometer up and down
It spends and makees front and rear, left and right yaw motion to adjust the vertical degree of capillary viscometer.
Further, installation locating support includes upper clamping limb, lower clamping limb and mounting rod, upper clamping limb and lower clamping limb
It is detachably secured on mounting rod, and opposite mounting distance of the two on mounting rod is adjustable.
Further, upper clamping limb and lower clamping limb is ellipticity and clamping face is equipped with high-temperature resistant rubber, avoids pressing from both sides
Gripping arm and capillary viscometer damage capillary viscometer when contacting.
Further, position adjusting mechanism includes lifting platform, and lifting platform is for driving capillary viscometer to make straight line up and down
Movement, the top movable end of lifting platform are installed with the first actuator, and the first actuator is for driving capillary viscometer to make front and back
Yaw motion, the end movable end of the first actuator are installed with the second actuator, and the second actuator is for driving capillary viscosity
It is counted as deflection movement, end and the installation locating support of the second actuator are removably secured.
Further, the first actuator and the second actuator include motor, and lifting platform includes cylinder.
Further, there are two capillary viscometer positioning adjustment device is set, correspondingly the central region of upper cover plate is equipped with
Two capillary viscometers pass through hole, with the measurement for two capillary viscometers.
Further, the double-deck definite value oil groove is transparent cube structure, is flushed at the top of inside groove with outer groove top, inside groove bottom
It is fixedly arranged in outer groove with support frame.
Further, the double-deck definite value oil groove is glass material.
It is a kind of that the non-definite value of dynamic viscosity at room temperature as described above is applied to carry out dynamic viscosity definite value measurement with test platform
Operating method, including by the capillary viscometer that viscosity Transfer Standards liquid is housed be fixed on installation locating support on, later will
Installation locating support is fixed on position adjusting mechanism；Made by the upper and lower position that position adjusting mechanism adjusts capillary viscometer
It, which is dipped in the appropriate depth of conduction oil and front and rear, left and right deflection angle in working region, makes its state in a vertical shape, and in upper cover plate
Standard thermometer mounting hole in be inserted into standard thermometer；The conduction oil being arranged in temperature control thermostatic oil bath is point temperatures and will lead
Hot oil is directed into the double-deck definite value oil groove, and constant temperature after a certain period of time, finely tunes the desired temperature of temperature control thermostatic oil bath to the double-deck definite value
The thermally conductive oil temperature of the inside groove of oil groove is definite value required temperature；After temperature is stablized, according to capillary viscometer fixed value method, definite value is glutinous
Spend the dynamic viscosity of Transfer Standards liquid.
It further, further include to enable under the thermally conductive oil temperature Quick uniform stabilization of the Mixed Zone of the double-deck definite value oil groove
Come, and the step of being slowly stirred using conduction oil of the stirring rod to Mixed Zone, due to the bilayer knot of the double-deck definite value oil groove
Structure design, it is ensured that the oil bath of working region is still stable.
Further, the upper ball soaking of capillary viscometer, which enters, is no less than 5cm under thermally conductive oil level.
Further, in capillary viscometer position adjustment, front and back deflection angle or deflection angle should first be done
The one direction of degree adjusts, then carries out other direction adjustment.
Definite value provided by the utility model test platform and its operating method can be realized viscosity Transfer Standards liquid non-
The accurate definite value measurement of dynamic viscosity under room temperature, efficiently solves the non-Transfer Standards liquid of viscosity under room temperature and is difficult to definite value
The problem of measurement, the beneficial effect is that: 1, the temperature control thermostatic oil bath of definite value test platform, capillary viscometer positioning adjustment dress
Set it is equal separated with the double-deck definite value oil groove, pertinent instruments can be reduced to the maximum extent and vibrate interference to definite value process；2, definite value is used
Test platform using the double-deck definite value oil groove structure design can accurate temperature controlling, conduction oil passes through excessively after mixing evenly in Mixed Zone
Stream gate hole enters working region, ensure that the stabilization of working region flow field, thermal field, eliminates in working region to the maximum extent
The temperature gradient of conduction oil, reduces experimental error；3, definite value is with test platform using semi-automatic capillary viscometer positioning
Device is adjusted, traditional artificial adjustment bring location error is avoided, substantially increases the vertical degree of capillary viscometer.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the definite value test platform of the utility model；
Fig. 2 is the structural schematic diagram of the double-deck definite value oil groove of the utility model；
Fig. 3 is the structural schematic diagram of the installation locating support of the utility model；
Fig. 4 is the structural schematic diagram of the position adjusting mechanism of the utility model.
In figure: 1- temperature control thermostatic oil bath；2- bilayer definite value oil groove；3- inside groove；4- outer groove；The positioning of 5- capillary viscometer is adjusted
Engagement positions；6- standard thermometer；7- capillary viscometer；8- upper cover plate；9- standard thermometer mounting hole；The upper clamping limb of 10-；
Clamping limb under 11-；12- mounting rod；13- position adjusting mechanism；14- lifting platform；The second actuator of 15-；The first actuator of 16-.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
As shown in Figs 1-4, the utility model provides a kind of non-definite value test platform of dynamic viscosity at room temperature, including control
Warm thermostatic oil bath 1 as a heat transfer medium using conduction oil can meet 10~100 DEG C of range controls as heating refrigeration cycle device
Temperature is measured with the definite value for meeting the dynamic viscosity of viscosity Transfer Standards liquid.The outlet of temperature control thermostatic oil bath 1 is external to the double-deck definite value oil
Slot 2, temperature control thermostatic oil bath 1 and the double-deck definite value oil groove 2 are separated from each other setting.The double-deck definite value oil groove 2 is the cubic knot of Double-layered transparent
Structure, glass material comprising outer groove 4 and inside groove 3, inside groove 3 are set to 4 bosom region of outer groove, and the side wall and bottom wall of inside groove 3 are equal
There is spacing with outer groove 4, the top of inside groove 3 with flushed at the top of outer groove 4,3 bottom of inside groove is fixedly arranged in outer groove 4 with support frame, outer groove
The long 60cm of size, width 30cm, high 80cm, the long 50cm of inside groove size, width 20cm, high 70cm.
Be working region inside inside groove 3, the side wall and bottom wall of inside groove 3 offer shunting gate hole, inside groove 3 and outer groove 4 it
Between be Mixed Zone, conduction oil temp auto-controlled thermostatic oil bath 1 flows out to the Mixed Zone of the double-deck definite value oil groove 2, and in Mixed Zone
Working region is flow to through shunting gate hole after stirring evenly.The working region upper cover of the double-deck definite value oil groove 2 is equipped with upper cover plate 8, upper cover
The central region of plate 8 is equipped with standard thermometer mounting hole 9 and capillary viscometer and passes through hole, for install standard thermometer 6 with
Monitor point temperatures.Two groups of capillary viscometer positioning adjustment devices 5 are equipped at the top of the double-deck definite value oil groove 2, correspondingly upper cover plate 8
Central region set that there are two capillary viscometers to pass through hole, for the measurement of two definite values arranged side by side of capillary viscometer 7.
Capillary viscometer positioning adjustment device 5 is set to the side of the double-deck definite value oil groove 2 comprising installation locating support and
Position adjusting mechanism 13.Locating support is installed and is used for fixed capillary viscosmeter 7, installation locating support is detachably secured to position
It sets on adjustment mechanism 13.Installation locating support includes upper clamping limb 10, lower clamping limb 11 and mounting rod 12, and upper clamping limb 10 is under
Clamping limb 11 is detachably secured on mounting rod 12, and opposite mounting distance of the two on mounting rod 12 is adjustable.Upper folder
Gripping arm 10 and lower clamping limb 11 is ellipticity and clamping face is equipped with high-temperature resistant rubber, avoids clamping limb and capillary viscometer
Capillary viscometer is damaged when contact.
Position adjusting mechanism 13 includes lifting platform 14, and lifting platform 14 is for driving capillary viscometer 7 to make straight line fortune up and down
It is dynamic to pass through the depth that conduction oil in working region is immersed in hole, lifting platform 14 to adjust capillary viscometer by capillary viscometer
Top movable end be installed with the first actuator 16, the end movable end of the first actuator 16 is installed with the second actuator 15,
One actuator 16 is for driving capillary viscometer 7 to make front and back yaw motion, and the second actuator 15 is for driving capillary viscosity
Meter 7 makees deflection movement, and the two adjusts the vertical degree of capillary viscometer jointly, and the end of the second actuator 15 and installation are fixed
Position bracket is removably secured.First actuator 16 and the second actuator 15 include motor, and lifting platform 14 includes cylinder.
The utility model additionally provide it is a kind of apply the non-definite value of dynamic viscosity at room temperature test platform as described above into
The operating method of row dynamic viscosity definite value measurement, including the capillary viscometer that viscosity Transfer Standards liquid is housed is fixed on installation
On locating support, upper clamping limb 10 is placed in the nozzle position of capillary viscometer 7, and lower clamping limb 11 is placed in capillary viscometer pipe
Wall position, the distance of clamping limb 10 and lower clamping limb 11 between the two in adjustment are fixed by upper clamping limb 10 and lower clamping limb 11
In on mounting rod 12, installation locating support is fixed on to the active distal end of the second actuator 15 of position adjusting mechanism 13 later.
It is set to be dipped in conduction oil in working region by the upper and lower position that position adjusting mechanism 13 adjusts capillary viscometer 7
Appropriate depth so that the upper ball soaking of capillary viscometer enter under thermally conductive oil level be no less than 5cm and front and rear, left and right deflection angle
Degree makes its state in a vertical shape, and standard thermometer 6 is inserted into the standard thermometer mounting hole 9 of upper cover plate 8, in capillary viscosity
It counts in position adjustment, should first do the one direction adjustment of front and back deflection angle or deflection angle, then carry out other direction
Adjustment.
The conduction oil being arranged in temperature control thermostatic oil bath 1 is point temperatures and conduction oil is directed into the double-deck definite value oil groove 2, is
So that the thermally conductive oil temperature Quick uniform of the Mixed Zone of the double-deck definite value oil groove 2 is settled out, and utilizes stirring rod to mixed zone
The conduction oil in domain is slowly stirred, and after constant temperature 20min, it is thermally conductive to inside groove 3 to finely tune the desired temperature of temperature control thermostatic oil bath 1
Oil temperature is definite value required temperature.
After temperature is stablized, according to capillary viscometer fixed value method, the dynamic viscosity of definite value viscosity Transfer Standards liquid.
Above are merely preferred embodiments of the utility model, it is noted that those skilled in the art, not
Under the premise of being detached from the utility model principle, several improvements and modifications can also be made, these improvements and modifications also should be regarded as this
The protection scope of utility model.The content being not described in detail in the utility model belongs to that well known to a person skilled in the art existing
Technology.
Claims (8)
1. a kind of non-definite value test platform of dynamic viscosity at room temperature, it is characterised in that: the temperature control including being separated from each other setting is permanent
Warm oil groove, the double-deck definite value oil groove and capillary viscometer positioning adjustment device, temperature control thermostatic oil bath fill conduction oil and with bilayer
Definite value oil groove fluid communication, the double-deck definite value oil groove include outer groove and inside groove, and inside groove is set to outer groove bosom region, the side of inside groove
Wall and bottom wall have spacing with outer groove, and inner tank interior is working region, are Mixed Zone, the side of inside groove between inside groove and outer groove
Wall and bottom wall offer shunting gate hole, and conduction oil energy temp auto-controlled thermostatic oil bath flow to Mixed Zone and flow to work through shunting gate hole
Make region, upper cover plate is covered with above the working region of the double-deck definite value oil groove, the central region of upper cover plate is equipped with standard thermometer
Mounting hole and capillary viscometer pass through hole, and capillary viscometer positioning adjustment device includes installation locating support and position adjustment
Mechanism, installation locating support are used for fixed capillary viscosmeter, and installation locating support is detachably secured to position adjusting mechanism
On, it is glutinous by capillary to adjust capillary viscometer that position adjusting mechanism can drive installation locating support to move up and down linearly
Degree meter immerses the depth of conduction oil in working region across hole and makees front and rear, left and right yaw motion to adjust capillary viscometer
Vertical degree.
2. the non-definite value test platform of dynamic viscosity at room temperature according to claim 1, it is characterised in that: installation positioning branch
Frame includes upper clamping limb, lower clamping limb and mounting rod, and upper clamping limb and lower clamping limb are detachably secured on mounting rod, and
Opposite mounting distance of the two on mounting rod is adjustable.
3. the non-definite value test platform of dynamic viscosity at room temperature according to claim 2, it is characterised in that: upper clamping limb and
Lower clamping limb is ellipticity and clamping face is equipped with high-temperature resistant rubber.
4. the non-definite value test platform of dynamic viscosity at room temperature according to claim 1, it is characterised in that: position adjusts machine
Structure includes lifting platform, and for lifting platform for driving capillary viscometer to move up and down linearly, the top movable end of lifting platform is fixed
There is the first actuator, for the first actuator for driving capillary viscometer to make front and back yaw motion, the end of the first actuator is living
Moved end is installed with the second actuator, and the second actuator is for driving capillary viscometer to make deflection movement, the second actuator
End with installation locating support be removably secured.
5. the non-definite value test platform of dynamic viscosity at room temperature according to claim 4, it is characterised in that: the first actuator
It include motor with the second actuator, lifting platform includes cylinder.
6. the non-definite value test platform of dynamic viscosity at room temperature according to claim 1, it is characterised in that: capillary viscosity
Meter positioning adjustment device set there are two, correspondingly the central region of upper cover plate set there are two capillary viscometer pass through hole, with
In the measurement of two capillary viscometers.
7. the non-definite value test platform of dynamic viscosity at room temperature according to claim 1, it is characterised in that: the double-deck definite value oil
Slot is transparent cube structure, is flushed at the top of inside groove with outer groove top, inside groove bottom is fixedly arranged in outer groove with support frame.
8. the non-definite value test platform of dynamic viscosity at room temperature according to claim 1, it is characterised in that: the double-deck definite value oil
Slot is glass material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821797389.7U CN209432656U (en) | 2018-11-02 | 2018-11-02 | A kind of non-definite value test platform of dynamic viscosity at room temperature |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821797389.7U CN209432656U (en) | 2018-11-02 | 2018-11-02 | A kind of non-definite value test platform of dynamic viscosity at room temperature |
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| Publication Number | Publication Date |
|---|---|
| CN209432656U true CN209432656U (en) | 2019-09-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821797389.7U Expired - Fee Related CN209432656U (en) | 2018-11-02 | 2018-11-02 | A kind of non-definite value test platform of dynamic viscosity at room temperature |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109187275A (en) * | 2018-11-02 | 2019-01-11 | 上海市计量测试技术研究院 | The non-definite value of the dynamic viscosity at room temperature test platform of one kind and its operating method |
-
2018
- 2018-11-02 CN CN201821797389.7U patent/CN209432656U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109187275A (en) * | 2018-11-02 | 2019-01-11 | 上海市计量测试技术研究院 | The non-definite value of the dynamic viscosity at room temperature test platform of one kind and its operating method |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190924 Termination date: 20201102 |
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| CF01 | Termination of patent right due to non-payment of annual fee |