CN209858499U - Liftable R of timingfValue measuring instrument - Google Patents
Liftable R of timingfValue measuring instrument Download PDFInfo
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- CN209858499U CN209858499U CN201920528124.5U CN201920528124U CN209858499U CN 209858499 U CN209858499 U CN 209858499U CN 201920528124 U CN201920528124 U CN 201920528124U CN 209858499 U CN209858499 U CN 209858499U
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- supporting rod
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Abstract
The utility model discloses a R of liftable timingfThe value measuring instrument comprises a base, a vertical supporting rod, a lifting platform and a horizontal mark post. The base is connected to the bottom of vertical branch, and on vertical branch was located to the elevating platform cover to adjust its height at vertical branch through fastening bolt, horizontal sighting rod was connected on the elevating platform, and the extending direction of the extending direction perpendicular to horizontal sighting rod of vertical branch is provided with a plurality of silos on the base, is provided with a plurality of fixation clamps on the horizontal sighting rod, and the silo is located the fixation clamp under, still is provided with the time-recorder on the base. R capable of lifting and timingfValue measuring instrumentThe accuracy and the efficiency of measurement are improved.
Description
Technical Field
The utility model relates to a chemical analysis instrument field especially relates to a R of liftable timingfAnd a value measuring instrument.
Background
RfThe value, i.e., the ratio of the solute travel distance to the flow phase travel distance. In paper chromatography, the shift value represents the ratio of the distance from the origin to the center of the spot to the distance from the origin to the solvent front.
Namely: rfDistance of origin center from spot center/distance of origin center from developer front.
As shown in FIG. 1, is RfAnd (5) calculating a schematic diagram. R of component 1f＝d1D; r of component 2f＝d2/d。
Under certain chromatographic conditions, R of a specific compoundfThe value is a constant, and therefore it is possible to vary the R of the compoundfValue identifies the compound. R in printing and dyeingfThe value is a key index and represents the affinity of the dye, and the instantaneous dye-uptake of the dye is determined in dyeing, so that the stability and the reproducibility of the dyeing are influenced. RfThe larger the value, the smaller the substantivity, the good diffusivity, the good level-dyeing property and the small head-tail color difference; rfThe smaller the value, the greater the substantivity, the poor diffusivity, the poor level-dyeing property and the large head-tail color difference.
Existing RfThe value measuring device has four disadvantages: 1. because a comparison test needs to be carried out, the time requirements for placing the ratio shift value strips need to be consistent, and the efficiency is low because the single timing is adopted at present; 2. the strip needing specific displacement is fixed on two vertical rods by using adhesive tapes, and the adhesive tapes are unstable and mutually connectedThe influence is large, and the test failure is easily caused; 3. the cup for containing the dye liquor has requirements on the size, and the liquid level can not be too high or too low; 4. when the measurement is finished, the dye rising height and the water rising height need to be measured by a ruler, and the measurement takes longer time.
SUMMERY OF THE UTILITY MODEL
The utility model provides a R of liftable timingfValue measuring instrument to solve the problem of R mentioned in the backgroundfProblems in the measurement process.
The utility model provides a liftable R of timingfValue measuring apparatu, including base, vertical branch, elevating platform and horizontal sighting rod, wherein: the bottom end of the vertical supporting rod is connected with the base; the lifting platform is sleeved on the vertical supporting rod, and the height of the lifting platform on the vertical supporting rod is adjusted through a fastening bolt; the horizontal marker post is connected to the lifting platform; the extending direction of the vertical supporting rod is vertical to the extending direction of the horizontal mark post; the base is provided with a plurality of material grooves, the horizontal marker post is provided with a plurality of fixing clamps, and the material grooves are positioned right below the fixing clamps; the base is also provided with a timer.
Optionally, the base is erected by four feet, and the feet are provided with adjusting screws for adjusting the heights of the feet.
Optionally, the base is provided with a levelling bubble.
Optionally, a graduated scale is provided on the vertical strut.
Optionally, the fixing clip is connected with a ferrule, and the ferrule is movably sleeved on the horizontal mark post.
Optionally, the vertical strut is located at a center of gravity of the base, and the lifting platform and the horizontal marker post are both symmetrically arranged about the vertical strut.
The utility model discloses following beneficial effect has:
through adjusting the height of elevating platform on vertical branch, and then the height of regulation ratio shift value note is making contrast test, will compare the time that the shift value note put into the silo dye liquor unanimously, can compare the shift value note timing to the multiunit simultaneously, measurement of efficiency is high. The measuring ratio shift value paper slip can be effectively fixed by using the fixing clamp, the stability is strong, two adjacent ratio shift value paper slips are not interfered with each other, and the measuring success rate is high. After the measurement is finished, the dye rising height and the water rising height can be directly measured by using the graduated scale on the vertical supporting rod, and the measurement time is short.
It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the invention as claimed.
Drawings
In order to more clearly illustrate the technical solution of the present invention, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious to those skilled in the art that other drawings can be obtained according to these drawings without any creative effort.
FIG. 1 is RfCalculating a schematic diagram;
figure 2 is that the utility model provides a pair of R of liftable timingfSchematic diagram of a value measuring instrument.
Detailed Description
An object of the utility model is to overcome above-mentioned defect, provide a R of liftable timingfThe value measuring instrument is provided with a lifting platform, a timer, a graduated scale, a fixing clamp and the like to ensure that R is equal to RfThe value is measured more accurately convenient, and the fixation clamp makes the note of measuring the RF value usefulness fixed more firm, and the note of being convenient for is adjusted to suitable position according to the liquid level height. The graduated scale is arranged, so that the rising height of the dye and the water in the set time can be directly read, and the R can be conveniently calculatedfThe value is obtained.
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
As shown in fig. 2, for the utility model provides a liftable R of timingfSchematic structural diagram of value measuring instrument and R capable of lifting and timingfThe value measuring instrument comprises a base 1, a vertical supporting rod 7, a lifting platform 6 and a horizontal marker post 9. As a preferred solution, the base 1 is arranged as a rectangle in fig. 2. The base 1 is erected by four footing 2, is provided with adjusting screw on the footing 2 for adjust the height of footing 2. Base 1 is provided with level bubble 4 for judge whether base 1 is the level, when the bubble was located the center promptly, base 1 level, otherwise then need rotate adjusting screw, adjust the height of four footing 2, until the bubble is located the center, base 1 level.
The bottom end of the vertical supporting rod 7 is connected with the base 1. The lifting platform 6 is sleeved on the vertical supporting rod 7, and the height of the lifting platform on the vertical supporting rod 7 is adjusted through a fastening bolt 11. The fastening bolt 11 drills into the lifting platform 6 and abuts against the vertical supporting rod 7, when the height of the lifting platform 6 needs to be adjusted, the fastening bolt 11 is screwed out outwards, the lifting platform 6 can move up and down, after the height is adjusted to the required height, the fastening bolt 11 is screwed in inwards until the fastening bolt 11 tightly abuts against the vertical supporting rod 7, and the lifting platform 6 is fixed at the required height and does not shake. The horizontal marker post 9 is connected on the lifting platform 6, and the extending direction of the vertical supporting rod 7 is vertical to the extending direction of the horizontal marker post 9. As shown in figure 2, in order to ensure the balance of the instrument, the vertical supporting rod 7 is positioned at the gravity center of the base 1, and the lifting platform 6 and the horizontal mark post 9 are symmetrically arranged around the vertical supporting rod 7. Placed a plurality of silos 5 on the base 1, be provided with a plurality of fixation clamps 8 on the horizontal sighting rod 9, silo 5 is located the fixation clamp 8 under. For nimble operation, convenient change damaged part, wash the silo, ferrule 12 is connected to fixation clamp 8, and on horizontal sighting rod 9 was located to ferrule 12 movable sleeve, silo 5 was mobilizable cell. In a preferred technical scheme, the material grooves 5 and the fixing clamps 8 are arranged in a one-to-one correspondence in number and position.
The base 1 is also provided with a timer 3. The vertical strut 7 is provided with a graduated scale 10. In order to facilitate the operation of a user, the timer 3, the graduated scale 10 and the level bubble 4 are all positioned on the same side of the base 1 and are opposite to the user when in use.
R capable of lifting and timingfThe method of use of the value measuring instrument is as follows:
1. fixing the specific displacement paper slip on the fixing clamp 8, placing the trough 5 right below the specific displacement paper slip, and injecting dye into the trough 5.
2. The horizontal marker post 9 is moved to a proper position by adjusting the lifting platform 6, so that the 1cm mark line of the specific displacement paper strip is level to the liquid level in the material groove.
3. The timer 3 is pressed to start counting time.
4. After the measurement is finished, the rising heights of the dye and the water are respectively read through the graduated scale 10, and R is calculatedfThe value is obtained.
The Rf value measuring instrument capable of timing in a lifting way has the following advantages:
through adjusting the height of elevating platform on vertical branch, and then the height of regulation ratio shift value note is making contrast test, will compare the time that the shift value note put into the silo dye liquor unanimously, can compare the shift value note timing to the multiunit simultaneously, measurement of efficiency is high.
The measuring ratio shift value paper slip can be effectively fixed by using the fixing clamp, the stability is strong, two adjacent ratio shift value paper slips are not interfered with each other, and the measuring success rate is high.
After the measurement is finished, the dye rising height and the water rising height can be directly measured by using the graduated scale on the vertical supporting rod, and the measurement time is short.
The above-described embodiments of the present invention do not limit the scope of the present invention.
Other embodiments of the invention will be apparent to those skilled in the art from consideration of the specification and practice of the disclosure of the invention disclosed herein. The present invention is intended to cover any variations, uses, or adaptations of the invention following, in general, the principles of the invention and including such departures from the present disclosure as come within known or customary practice within the art to which the invention pertains. It is intended that the specification and examples be considered as exemplary only, with a true scope and spirit of the invention being indicated by the following claims.
It will be understood that the invention is not limited to the precise arrangements described above and shown in the drawings and that various modifications and changes may be made without departing from the scope thereof. The scope of the present invention is limited only by the appended claims.
Claims (6)
1. Liftable R of timingfValue measuring apparatu, its characterized in that, including base (1), vertical branch (7), elevating platform (6) and horizontal sighting rod (9), wherein:
the bottom end of the vertical supporting rod (7) is connected with the base (1); the lifting platform (6) is sleeved on the vertical supporting rod (7), and the height of the lifting platform on the vertical supporting rod (7) is adjusted through a fastening bolt (11); the horizontal marker post (9) is connected to the lifting platform (6); the extending direction of the vertical supporting rod (7) is vertical to the extending direction of the horizontal mark post (9);
a plurality of material grooves (5) are arranged on the base (1), a plurality of fixing clamps (8) are arranged on the horizontal mark post (9), and the material grooves (5) are located right below the fixing clamps (8);
the base (1) is also provided with a timer (3).
2. Liftable timer R according to claim 1fThe value measuring instrument is characterized in that the base (1) is erected by four bottom feet (2), and the bottom feet (2) are provided with adjusting screws for adjusting the height of the bottom feet (2).
3. Liftable timer R according to claim 2fValue measuring instrument, characterized in that the base (1) is provided with a levelling bubble (4).
4. Liftable timer R according to claim 1fThe value measuring instrument is characterized in that a graduated scale (10) is arranged on the vertical supporting rod (7).
5. Liftable timer R according to claim 1fThe value measuring instrument is characterized in that the fixing clamp (8) is connected with a ferrule (12), and the ferrule (12) is movably sleeved on the horizontal marker post (9).
6. Liftable timer R according to claim 1fValue measurementThe device is characterized in that the vertical supporting rod (7) is located at the gravity center position of the base (1), and the lifting platform (6) and the horizontal marker post (9) are symmetrically arranged relative to the vertical supporting rod (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920528124.5U CN209858499U (en) | 2019-04-18 | 2019-04-18 | Liftable R of timingfValue measuring instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920528124.5U CN209858499U (en) | 2019-04-18 | 2019-04-18 | Liftable R of timingfValue measuring instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209858499U true CN209858499U (en) | 2019-12-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920528124.5U Active CN209858499U (en) | 2019-04-18 | 2019-04-18 | Liftable R of timingfValue measuring instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209858499U (en) |
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2019
- 2019-04-18 CN CN201920528124.5U patent/CN209858499U/en active Active
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