CN220794957U - Interfacial tension meter - Google Patents
Interfacial tension meter Download PDFInfo
- Publication number
- CN220794957U CN220794957U CN202322301183.8U CN202322301183U CN220794957U CN 220794957 U CN220794957 U CN 220794957U CN 202322301183 U CN202322301183 U CN 202322301183U CN 220794957 U CN220794957 U CN 220794957U
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- fixing
- tray
- sliding
- plate
- plates
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- 230000001681 protective effect Effects 0.000 claims description 7
- 238000000034 method Methods 0.000 abstract description 7
- 230000005484 gravity Effects 0.000 abstract description 5
- 238000005259 measurement Methods 0.000 description 11
- 239000007788 liquid Substances 0.000 description 10
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 8
- 229910052697 platinum Inorganic materials 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
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Abstract
The utility model discloses an interface tensiometer, which comprises an interface tensiometer and a fixing mechanism arranged on a tray for fixing a sample cup, wherein the fixing mechanism comprises a plurality of support rods fixedly connected to one side of the tray far away from a lifting rod, the other end of each support rod is fixedly connected with a fixing ring, two mutually symmetrically arranged fixing plates are connected in the fixing ring in a sliding manner, and a driving mechanism for driving the two fixing plates is arranged on the tray. According to the utility model, through the arrangement of the fixing mechanism, under the driving action of the driving mechanism, the clamping and fixing and the releasing of the sample cup are realized by utilizing the gravity change of the sample cup on the driving plate, and no additional operation is needed, so that the convenience in placing and taking the sample cup is ensured, and meanwhile, the position stability of the sample cup in the process of measuring the interfacial tension is improved.
Description
Technical Field
The utility model relates to the technical field of interfacial tension measurement, in particular to an interfacial tension meter.
Background
The interfacial tension tester is a device for measuring interfacial tension and surface tension values of various liquids by adopting a principle of a separation method, and measures interfacial tension according to a platinum loop method.
When the interfacial tension is measured, a detector places a sample cup filled with liquid on a sample tray, then the sample tray drives the sample cup to rise, so that after the platinum plate is immersed into the measured liquid, the surface tension of the liquid can pull the platinum plate downwards as much as possible, and when the surface tension of the liquid is balanced with other forces, the highest balance value measured by a tension measuring device connected with the platinum plate is the surface tension value.
In the process of carrying out interfacial tension measurement, because the sample cup is directly placed on the sample tray, although the convenience is provided for placing and taking the sample cup, if the interfacial tension measurement instrument is in the in-process of testing, when rocking is produced because of the mistake bumps, the sample cup can be caused to slide from the sample tray to make liquid spill on the interfacial tension measurement instrument, not only easily cause the apparatus to break down, but also influenced the accuracy of final measurement result.
There is therefore a need for an interfacial tensiometer that addresses the above-described problems.
Disclosure of Invention
The utility model aims to provide an interfacial tension meter so as to solve the problem that a sample cup proposed in the background art is not fixed.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the interface tensiometer comprises an interface tensiometer, a fixing mechanism and a display, wherein the interface tensiometer consists of a main body and a display arranged on one side of the main body, the main body is connected with a tray through a lifting rod, and the fixing mechanism is arranged on the tray and used for fixing a sample cup;
the fixing mechanism comprises a plurality of support rods fixedly connected to one side, far away from the lifting rod, of the tray, a fixing ring is fixedly connected to the other end of each support rod, two fixing plates which are symmetrically arranged are connected in a sliding mode in the fixing ring, and a driving mechanism used for driving the two fixing plates is arranged on the tray.
The two opposite ends of the fixing plate are provided with arc-shaped surfaces, and the two arc-shaped surfaces are provided with rubber protection pads.
The fixed ring is provided with a sliding component which is convenient for two fixed plates to slide, the sliding component comprises a sliding groove which is formed in the fixed ring, the sliding groove is connected with a sliding plate in a sliding mode, one side, close to the fixed plate, of the sliding plate is fixedly connected with two connecting rods, and the other ends of the two connecting rods penetrate through the fixed ring and are connected with the fixed plates.
The driving mechanism comprises a driving plate which is connected to one side of the tray close to the fixed ring in a sliding way, two rotating plates which are symmetrically arranged are connected to the side wall of the driving plate in a rotating way, and the other ends of the two rotating plates are connected with the sliding plate.
The two reset components used for resetting the fixed plates are arranged in the sliding grooves, each reset component comprises a reset rod fixedly connected between two opposite inner walls of the sliding groove, each sliding plate is slidably connected to the side wall of each reset rod, a spring is sleeved on each side wall of each reset rod, and two ends of each spring are connected with the side wall of each sliding groove and each sliding plate respectively.
The main body is provided with a transparent protective cover, one side of the transparent protective cover, which is close to the display, is hinged with two transparent plates, and one side of the transparent plates, which is far away from the main body, is fixedly connected with an operating rod.
Compared with the prior art, the utility model has the beneficial effects that:
according to the utility model, through the arrangement of the fixing mechanism, under the driving action of the driving mechanism, the clamping and the releasing of the sample cup are realized by utilizing the gravity change of the sample cup on the driving plate, and no additional operation is needed, so that the position stability of the sample cup during the interfacial tension measurement is improved while the convenience of placing and taking the sample cup is ensured, the scattering of liquid in the sample cup caused by the false collision of a main body is avoided, and the use safety of the interfacial tension measuring instrument and the accuracy of a final measuring result are further ensured.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a schematic view of the structure of the lifting rod and the pallet of the present utility model;
FIG. 3 is a schematic structural view of the fixing mechanism of the present utility model;
FIG. 4 is a schematic diagram of the internal structure of the reset assembly of the present utility model;
fig. 5 is an enlarged view at a in fig. 4.
In the figure: 101. a main body; 102. a display; 103. a lifting rod; 104. a tray; 201. a support rod; 202. a fixing ring; 203. a fixing plate; 204. an arc surface; 301. a sliding groove; 302. a sliding plate; 303. a connecting rod; 401. a driving plate; 402. a rotating plate; 501. a reset lever; 502. a spring; 601. a transparent protective cover; 602. a transparent plate; 603. and an operation lever.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-5, the interfacial tension meter provided by the utility model comprises an interfacial tension meter, wherein the interfacial tension meter comprises a main body 101 and a display 102 arranged at one side of the main body 101, the main body 101 is connected with a tray 104 through a lifting rod 103, and the interfacial tension meter further comprises a fixing mechanism arranged on the tray 104 and used for fixing a sample cup;
the fixing mechanism comprises a plurality of support rods 201 fixedly connected to one side, far away from the lifting rod 103, of the tray 104, a fixing ring 202 is fixedly connected to the other end of each support rod 201, two fixing plates 203 which are symmetrically arranged are connected in a sliding manner in the fixing ring 202, and a driving mechanism for driving the two fixing plates 203 is arranged on the tray 104;
what needs to be explained here is: as the prior art, the specific structure and working principle of the interfacial tension meter are known by those skilled in the art, and are not repeated here;
what needs to be explained here is: through the setting of fixed establishment, when having guaranteed to place and take the convenience to the sample cup, improved the positional stability of sample cup when carrying out interfacial tension measurement to avoided leading to the fact scattering of liquid in the sample cup because of the mistake of main part 101 bumps, further ensured the security that interfacial tension apparatus used and the accuracy of final survey result.
An arc-shaped surface 204 is arranged at one end opposite to the two fixing plates 203, and rubber protection pads are arranged on the two arc-shaped surfaces 204;
what needs to be explained here is: by the arrangement of the arc-shaped surface 204, the adaptability to the fixation of the sample cup is improved.
The fixed ring 202 is provided with a sliding component which is convenient for the two fixed plates 203 to slide, the sliding component comprises a sliding groove 301 arranged on the fixed ring 202, the sliding groove 301 is connected with a sliding plate 302 in a sliding way, one side of the sliding plate 302 close to the fixed plate 203 is fixedly connected with two connecting rods 303, and the other ends of the two connecting rods 303 penetrate through the fixed ring 202 and are connected with the fixed plate 203;
what needs to be explained here is: by the arrangement of the sliding assembly, guiding action is provided for the movement of the fixed plate 203.
The driving mechanism comprises a driving plate 401 which is connected to one side of the tray 104 close to the fixed ring 202 in a sliding way, two rotating plates 402 which are symmetrically arranged are rotationally connected to the side wall of the driving plate 401, and the other ends of the two rotating plates 402 are connected with the sliding plate 302;
what needs to be explained here is: through the setting of actuating mechanism, be convenient for utilize the gravity of sample cup to drive two fixed plates 203 and carry out the mutual approaching motion.
A reset component for resetting the fixed plate 203 is arranged in the two sliding grooves 301, the reset component comprises a reset rod 501 fixedly connected between two opposite inner walls of the sliding grooves 301, the sliding plate 302 is slidably connected to the side wall of the reset rod 501, a spring 502 is sleeved on the side wall of the reset rod 501, and two ends of the spring 502 are respectively connected with the side wall of the sliding groove 301 and the sliding plate 302;
what needs to be explained here is: by setting the reset assembly, the two fixing plates 203 are conveniently driven to move close to each other.
The main body 101 is provided with a transparent protective cover 601, one side of the transparent protective cover 601, which is close to the display 102, is hinged with two transparent plates 602, and one side of the two transparent plates 602, which is far away from the main body 101, is fixedly connected with an operating rod 603;
what needs to be explained here is: through the setting of transparent protection casing 601, avoided measuring instrument receives the interference that outside air flow brought in the testing process to the detection accuracy has been guaranteed.
Working principle: when the interfacial tension is measured, the operating rod 603 is pulled firstly, the two transparent plates 602 are opened, then a sample cup filled with liquid passes through the fixed ring 202 and is placed on the driving plate 401, when the sample cup is placed on the driving plate 401, the driving plate 401 is driven to move close to the tray 104 under the action of gravity of the sample cup, and the rotating plate 402 is driven to rotate in the process that the driving plate 401 moves close to the tray 104;
in the process of rotating the rotating plate 402, the two sliding plates 302 are driven to move close to each other, and the two fixed plates 203 are further pushed to move close to each other by the connecting rod 303, so that the arc-shaped surface 204 of the fixed plate 203 abuts against the side wall of the sample cup, and the sample cup is fixed, and at the moment, the two transparent plates 602 are closed for interfacial tension measurement;
after the interface tension measurement is finished, the transparent plate 602 is opened, the sample cup is moved upwards, so that the sample cup is not contacted with the driving plate 401 any more, at this moment, under the reset action of the reset component, the two fixing plates 203 are pushed to move away from each other, so that the limit of the sample cup is eliminated, the operation is simple, the implementation is convenient, the clamping fixation and the release fixation of the sample cup are realized by utilizing the gravity change of the sample cup on the driving plate 401, no additional operation is needed, the placement and the taking convenience of the sample cup are ensured, the position stability of the sample cup during the interface tension measurement is improved, and the scattering of liquid in the sample cup caused by the false touch of the main body 101 is avoided, and the use safety of the interface tension measuring instrument and the accuracy of a final measurement result are further ensured.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (6)
1. An interfacial tensiometer comprising:
the interface tensiometer comprises a main body (101) and a display (102) arranged on one side of the main body (101), wherein the main body (101) is connected with a tray (104) through a lifting rod (103);
characterized by further comprising:
the fixing mechanism is arranged on the tray (104) and used for fixing the sample cup;
the fixing mechanism comprises a plurality of support rods (201) fixedly connected to one side, far away from the lifting rod (103), of the tray (104), fixing rings (202) are fixedly connected to the other ends of the support rods (201), two fixing plates (203) which are symmetrically arranged are connected in the fixing rings (202) in a sliding mode, and a driving mechanism used for driving the two fixing plates (203) is arranged on the tray (104).
2. An interfacial tensiometer as claimed in claim 1, wherein: an arc-shaped surface (204) is arranged at one end of each fixing plate (203), which is opposite to the fixing plates, and rubber protection pads are arranged on the two arc-shaped surfaces (204).
3. An interfacial tensiometer as claimed in claim 1, wherein: be equipped with the slip subassembly that is convenient for slide on fixed ring (202) two fixed plates (203), slip subassembly is including seting up sliding tray (301) on fixed ring (202), sliding connection has sliding tray (302) on sliding tray (301), one side fixedly connected with two connecting rods (303) that sliding tray (302) are close to fixed plate (203), two the other end of connecting rod (303) runs through fixed ring (202) setting to be connected in fixed plate (203).
4. An interfacial tensiometer according to claim 3, wherein: the driving mechanism comprises a driving plate (401) which is connected to one side of the tray (104) close to the fixed ring (202) in a sliding mode, two rotating plates (402) which are symmetrically arranged are connected to the side wall of the driving plate (401) in a rotating mode, and the other ends of the two rotating plates (402) are connected with the sliding plate (302).
5. An interfacial tensiometer according to claim 3, wherein: two reset components used for resetting the fixed plate (203) are arranged in the sliding grooves (301), each reset component comprises a reset rod (501) fixedly connected between two opposite inner walls of the sliding groove (301), each sliding plate (302) is slidably connected to the side wall of each reset rod (501), a spring (502) is sleeved on the side wall of each reset rod (501), and two ends of each spring (502) are respectively connected with the side wall of each sliding groove (301) and each sliding plate (302).
6. An interfacial tensiometer as claimed in claim 1, wherein: the display is characterized in that a transparent protective cover (601) is arranged on the main body (101), two transparent plates (602) are hinged to one side, close to the display (102), of the transparent protective cover (601), and an operating rod (603) is fixedly connected to one side, far away from the main body (101), of the transparent plates (602).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322301183.8U CN220794957U (en) | 2023-08-26 | 2023-08-26 | Interfacial tension meter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322301183.8U CN220794957U (en) | 2023-08-26 | 2023-08-26 | Interfacial tension meter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220794957U true CN220794957U (en) | 2024-04-16 |
Family
ID=90660298
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322301183.8U Active CN220794957U (en) | 2023-08-26 | 2023-08-26 | Interfacial tension meter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220794957U (en) |
-
2023
- 2023-08-26 CN CN202322301183.8U patent/CN220794957U/en active Active
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