CN219348551U - Integral inclination contact angle measuring instrument - Google Patents
Integral inclination contact angle measuring instrument Download PDFInfo
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- CN219348551U CN219348551U CN202320122763.8U CN202320122763U CN219348551U CN 219348551 U CN219348551 U CN 219348551U CN 202320122763 U CN202320122763 U CN 202320122763U CN 219348551 U CN219348551 U CN 219348551U
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- contact angle
- measuring instrument
- screw
- angle measuring
- swivel nut
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Abstract
The utility model discloses an integral tilting contact angle measuring instrument, which comprises a measuring instrument main body, wherein two sides of the measuring instrument main body are respectively provided with a rotary platform mounting block, the inner sides of the rotary platform mounting blocks are connected with screws through connecting blocks in a threaded manner, a U-shaped bracket is arranged between the screws, one side of the U-shaped bracket is provided with a through hole, the screw close to the through hole is a hollow screw sleeve, and the inner end of the hollow screw sleeve is provided with a light source, so that the integral tilting contact angle measuring instrument has the beneficial effects that: the rotating motor drives the rotating platform to rotate, and then the rotating platform drives all parts except the light source to rotate and incline, so that contact angles under different angles can be measured, the device is integrally installed on the U-shaped support, and the whole rotating and inclining can improve the measuring precision.
Description
Technical Field
The utility model relates to the field of contact angle measurement, in particular to an integral inclination contact angle measuring instrument
Background
The contact angle (contact) is a tangent to the gas-liquid interface at the intersection of the gas, liquid and solid phases, and the angle θ between the tangent and the solid-liquid interface on the liquid side is a measure of the degree of wetting. Is the main method for detecting the surface performance nowadays. By adopting the principle of optical imaging, the contact angle, wettability, surface tension, advancing and retreating angles, surface energy and the like of the surface of a sample are measured, when the conventional contact angle measuring instrument is used, only the sample platform moves, a camera is not moved, the measuring range is easily exceeded, a liquid dripping system directly drives a thimble to extrude liquid from the needle tube by a motor, so that the thimble is easy to loosen, unstable and low in control precision.
For the problems in the related art, no effective solution has been proposed at present.
Disclosure of Invention
The utility model provides an integral tilt contact angle measuring instrument aiming at the problems in the related art, so as to overcome the technical problems in the prior art.
The technical scheme of the utility model is realized as follows: the utility model provides an integral tilt contact angle measuring apparatu, includes the measuring apparatu main part, rotary platform installation piece is all installed to measuring apparatu main part both sides, rotary platform installation piece's inboard has the screw rod through connecting block threaded connection, install the U-shaped support between the screw rod, the through-hole has been seted up to one side of U-shaped support, wherein be close to the through-hole the screw rod is hollow swivel nut, the light source is installed to the end in the hollow swivel nut, wherein be close to the rotating electrical machines is installed to the top side of installation piece of hollow swivel nut, rotary platform is installed to the output of rotating electrical machines, rotary platform with the hollow swivel nut is connected, keep away from on the U-shaped support the collection system is installed to one side of hollow swivel nut, sample platform is installed to one side on the U-shaped support be close to the hollow swivel nut, automatic dropping mechanism is installed at one side top that the U-shaped support is close to the hollow swivel nut.
Further, the acquisition system comprises a mounting bracket, a high-definition camera is mounted at the top of the mounting bracket, and a lens cone is mounted at the shooting end of the high-definition camera.
Further, the automatic liquid dropping mechanism comprises a connecting plate, one side, away from the hollow screw sleeve, of the connecting plate is connected with a mounting frame, and a guide rail is mounted on the inner side of the mounting frame.
Further, a screw motor is arranged at the bottom in the mounting frame, a screw is arranged at the output end of the screw motor, a transmission block is connected to the screw in a threaded manner, and the transmission block is in sliding connection with the guide rail.
Further, a sliding groove is formed in one side, away from the hollow threaded sleeve, of the mounting frame, a push rod fixing block is slidably mounted in the sliding groove, and a needle tube fixing block is mounted below the push rod fixing block.
Further, a liquid dropping needle tube is fixed in the needle tube fixing block, a liquid dropping needle head is arranged at the bottom end of the liquid dropping needle tube, a push rod is connected with a top piston of the liquid dropping needle tube, and the push rod is fixed through the push rod fixing block.
The utility model provides an integral tilting contact angle measuring instrument, which has the following beneficial effects: the rotating platform is driven by the rotating motor to rotate, and then the rotating platform drives all parts except the light source to rotate and incline, so that contact angles under different angles can be measured.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic view showing the overall structure of an overall tilt contact angle measuring apparatus according to an embodiment of the present utility model;
FIG. 2 is a side view of an integral tilt contact angle meter according to an embodiment of the utility model;
fig. 3 is an enlarged view at a of a global tilt contact angle meter according to an embodiment of the present utility model.
In the figure:
1. a meter body; 2. a rotary platform mounting block; 3. a screw; 4. a U-shaped bracket; 5. a hollow screw sleeve; 6. a light source; 7. a rotating electric machine; 8. rotating the platform; 9. a sample platform; 10. a mounting bracket; 11. a high definition camera; 12. a lens barrel; 13. a mounting frame; 14. a guide rail; 15. a screw motor; 16. a screw rod; 17. a transmission block; 18. a push rod fixing block; 19. a needle tube fixing block; 20. a drip needle tube; 21. a push rod.
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 are derived by a person skilled in the art based on the embodiments of the utility model, fall within the scope of protection of the utility model.
As shown in fig. 1-3, the integral tilt contact angle measuring instrument according to the embodiment of the utility model comprises a measuring instrument main body 1, a rotary platform mounting block 2 is mounted on two sides of the measuring instrument main body 1, a screw 3 is connected with the inner side of the rotary platform mounting block 2 through a connecting block thread, a U-shaped bracket 4 is mounted between the screw 3, a through hole is formed on one side of the U-shaped bracket 4, the screw 3 near the through hole is a hollow screw sleeve 5, a light source 6 is mounted on the outer side of the hollow screw sleeve 5, a rotary motor 7 is mounted on the top side of the mounting block near the hollow screw sleeve 5, a rotary platform 8 is mounted on the output end of the rotary motor 7, the rotary platform 8 is connected with the hollow screw sleeve 5, a collecting system is mounted on one side of the U-shaped bracket 4 far away from the hollow screw sleeve 5, the utility model relates to a device for measuring contact angles under different angles, which comprises a U-shaped bracket 4, a sample platform 9 arranged on one side of the U-shaped bracket 4, which is close to a hollow screw sleeve 5, an automatic liquid dropping mechanism arranged on the top of one side of the U-shaped bracket 4, which is close to the hollow screw sleeve 5, wherein when in use, the automatic liquid dropping mechanism drops liquid onto the sample platform 9, a light source 6 emits light, an acquisition system shoots and measures a contact angle, a rotating motor 7 drives a rotating platform 8 to rotate so that the rotating platform 8 drives all parts except the light source 6 to incline in a rotating way, thus measuring the contact angle under different angles, the rotating platform 7 drives all parts except the light source 6 to incline in a rotating way, thus measuring the contact angle under different angles, so that the accuracy of the measurement is improved.
In addition, as shown in fig. 1-3, in an embodiment, the collection system includes installing support 10, high definition camera 11 is installed at the top of installing support 10, the mirror is installed to high definition camera 11's shooting end, automatic dropping mechanism includes the connecting plate, the connecting plate is kept away from one side of hollow swivel nut 5 is connected with mounting bracket 13, guide rail 14 is installed to the inboard of mounting bracket 13, lead screw motor 15 is installed to the bottom in mounting bracket 13, lead screw 16 is installed to the output of lead screw motor 15, threaded connection has drive block 17 on the lead screw 16, drive block 17 with guide rail 14 sliding connection, mounting bracket 13 is kept away from one side of hollow swivel nut 5 has seted up the spout, the spout slidable mounting has push rod fixed block 18, needle tubing fixed block 19 is installed to the below of push rod fixed block 18, needle tubing fixed block 19 internal fixation has drip 20, drip liquid 20's bottom is installed, drip needle 21 is connected with on the top piston of drip needle tubing 20, push rod 21 passes through push rod motor fixed block 18 and drive the push rod 16 and the air tightness of needle tubing fixed block 16 is driven by push rod fixed block 16, and the needle tubing fixed block 16 is driven by the push rod fixed block 16, and the needle tubing fixed block 19 is fixed with the air tightness of needle tubing fixed block 19 is installed to the needle tubing fixed block 19.
Based on the scheme, when the utility model is practically applied, the working principle or the operation process is as follows: when the automatic dropping mechanism drops liquid onto the sample platform 9, the light source 6 emits light, the acquisition system shoots and measures the contact angle, the rotating motor 7 drives the rotating platform 8 to rotate, and then the rotating platform 8 drives all parts except the light source 6 to rotate and incline, so that the contact angle under different angles can be measured, the screw motor 15 drives the screw 16 to rotate, the screw 16 drives the transmission block 17 to move up and down along the guide rail 14, the push rod fixing block 18 is driven to move up and down, the push rod fixing block 18 is fixed with the push rod 21, the needle tube fixing block 19 is fixed with the dropping needle tube 20, and the push rod 21 pushes the liquid in the needle tube to drop out.
By means of the scheme, the rotating platform 8 is driven to rotate by the rotating motor 7, and then the rotating platform 8 drives all parts except the light source 6 to rotate and incline, so that contact angles under different angles can be measured, the device is integrally arranged on the 1U-shaped support, the integral rotating and inclining are realized, the measuring precision is improved, the needle tube fixing block 19 is fixed with the drip needle tube 20, the push rod 21 pushes liquid in the needle tube to drip out, the needle tube adopts an airtight sample injection needle tube, gaps are not reserved in the needle tube fixing block 19 and the push rod fixing block 18, the drip precision is improved, and 0.01ul of drip liquid can be dripped.
The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.
Claims (6)
1. The utility model provides an overall tilt contact angle measuring apparatu, includes measuring apparatu main part (1), its characterized in that, rotary platform installation piece (2) are all installed to two sides of measuring apparatu main part (1), rotary platform installation piece (2) inboard has screw rod (3) through connecting block threaded connection, install U-shaped support (4) between screw rod (3), the through-hole has been seted up to one side of U-shaped support (4), wherein be close to the through-hole screw rod (3) are hollow swivel nut (5), light source (6) are installed in the hollow swivel nut (5) outside, wherein be close to rotary motor (7) are installed to the top side of installation piece of hollow swivel nut (5), rotary motor (8) are installed to the output of rotary motor (7), rotary platform (8) with hollow swivel nut (5) are connected, keep away from on U-shaped support (4) one side of hollow swivel nut (5) is installed and is gathered the system, on U-shaped support (4) be close to one side of hollow swivel nut (5) is installed sample (9), one side of hollow swivel nut (5) is installed in the top mechanism (5).
2. The integral tilt contact angle measuring instrument according to claim 1, wherein the collecting system comprises a mounting bracket (10), a high-definition camera (11) is mounted on the top of the mounting bracket (10), and a lens barrel (12) is mounted at the shooting end of the high-definition camera (11).
3. An integral tilt contact angle measuring instrument according to claim 2, wherein the automatic drip mechanism comprises a connecting plate, one side of the connecting plate away from the hollow screw sleeve (5) is connected with a mounting frame (13), and a guide rail (14) is mounted on the inner side of the mounting frame (13).
4. A unitary tilt contact angle measuring instrument according to claim 3, wherein a screw motor (15) is mounted in said mounting frame (13), a screw (16) is mounted at the output end of said screw motor (15), a transmission block (17) is screwed onto said screw (16), and said transmission block (17) is slidably connected with said guide rail (14).
5. The integral tilt contact angle measuring instrument according to claim 4, wherein a sliding groove is formed in one side, away from the hollow screw sleeve (5), of the mounting frame (13), a push rod fixing block (18) is slidably mounted in the sliding groove, and a needle tube fixing block (19) is mounted below the push rod fixing block (18).
6. The integral tilt contact angle measuring instrument according to claim 5, wherein a drip needle tube (20) is fixed in the needle tube fixing block (19), a drip needle head is mounted at the bottom end of the drip needle tube (20), a push rod (21) is connected to a top piston of the drip needle tube (20), and the push rod (21) is fixed through the push rod fixing block (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320122763.8U CN219348551U (en) | 2023-01-17 | 2023-01-17 | Integral inclination contact angle measuring instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320122763.8U CN219348551U (en) | 2023-01-17 | 2023-01-17 | Integral inclination contact angle measuring instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219348551U true CN219348551U (en) | 2023-07-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320122763.8U Active CN219348551U (en) | 2023-01-17 | 2023-01-17 | Integral inclination contact angle measuring instrument |
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| CN (1) | CN219348551U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117405564A (en) * | 2023-12-15 | 2024-01-16 | 东莞市晟鼎精密仪器有限公司 | Full-automatic whole inclined contact angle test instrument |
-
2023
- 2023-01-17 CN CN202320122763.8U patent/CN219348551U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117405564A (en) * | 2023-12-15 | 2024-01-16 | 东莞市晟鼎精密仪器有限公司 | Full-automatic whole inclined contact angle test instrument |
| CN117405564B (en) * | 2023-12-15 | 2024-04-02 | 东莞市晟鼎精密仪器有限公司 | Full-automatic whole inclined contact angle test instrument |
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