CN219957256U - Normal temperature and normal pressure contact angle tester - Google Patents
Normal temperature and normal pressure contact angle tester Download PDFInfo
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- CN219957256U CN219957256U CN202321567930.6U CN202321567930U CN219957256U CN 219957256 U CN219957256 U CN 219957256U CN 202321567930 U CN202321567930 U CN 202321567930U CN 219957256 U CN219957256 U CN 219957256U
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- 239000007788 liquid Substances 0.000 claims abstract description 35
- 238000003860 storage Methods 0.000 claims description 17
- 238000003780 insertion Methods 0.000 claims description 13
- 230000037431 insertion Effects 0.000 claims description 13
- 238000009434 installation Methods 0.000 claims description 4
- 239000007787 solid Substances 0.000 claims description 2
- 238000001514 detection method Methods 0.000 abstract description 9
- 238000005259 measurement Methods 0.000 abstract description 2
- 238000005520 cutting process Methods 0.000 description 6
- 238000001125 extrusion Methods 0.000 description 4
- 238000012360 testing method Methods 0.000 description 4
- 239000000203 mixture Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 239000003814 drug Substances 0.000 description 2
- 230000009977 dual effect Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000011343 solid material Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003749 cleanliness Effects 0.000 description 1
- 239000002537 cosmetic Substances 0.000 description 1
- 238000004043 dyeing Methods 0.000 description 1
- 230000003028 elevating effect Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000009472 formulation Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000004377 microelectronic Methods 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 239000002674 ointment Substances 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000007639 printing Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 239000004753 textile Substances 0.000 description 1
- 238000009736 wetting Methods 0.000 description 1
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Abstract
The utility model relates to a normal temperature and normal pressure contact angle tester, belonging to the technical field of liquid measurement equipment. The double-linear sliding rail mechanism is arranged at one end of the base, the micro-distance sliding rail mechanism and the light source component are respectively and slidably arranged on the double-linear sliding rail mechanism, the micro-distance sliding rail mechanism and the light source component are arranged in an up-down mode, the drip component is arranged on the micro-distance sliding rail mechanism, the camera is arranged at the other end of the base through the height adjusting mechanism, the sample placing part is arranged on the base between the camera and the micro-distance sliding rail mechanism, and the sample placing part is provided with the sample table. The contact angle tester has high dropping precision, the sample table, the light source device and the camera can be used for quickly adjusting the height, and the problems that the traditional contact angle tester has low syringe dropping precision and poor flexibility, cannot adapt to different shooting requirements and the sample table is troublesome to replace samples, so that the detection efficiency is low are solved.
Description
Technical Field
The utility model relates to a normal temperature and normal pressure contact angle tester, belonging to the technical field of liquid measurement equipment.
Background
The contact angle refers to a tangent line of a gas-liquid interface at the junction of solid, liquid and gas phases, and the tangent line forms an included angle with the solid-liquid boundary line on the liquid side; contact angle is often used to analyze the surface tension and wettability of a liquid, and is also an important parameter for measuring the wettability of the liquid on the surface of a material; contact angles are of great significance in many fields, for example, contact angles are used in the cosmetic field to test the hydrophilic or lipophilic properties of products, contact angles are used in the pharmaceutical field to test the wetting properties of oral medicaments and skin-application ointments, contact angles are used in the petroleum exploitation field to study the properties of different types of oils and fuels so as to determine the optimal exploitation and transport manner …, and the like, are closely related to the cleanliness of the surface of solid materials, the geometric microscopic morphology, the molecular arrangement orientation, and the like, and the study of contact angles has important influence on scientific research and production in the fields of biological medicine, textile printing and dyeing, microelectronic processes, paint formulations, and the like.
The contact angle of liquid on the solid material surface adopts the contact angle tester to measure the work usually, traditional contact angle tester includes base, sample platform, camera, syringe and light source device, base center fixed mounting has the sample platform, has the syringe through mounting bracket fixed mounting on the base of sample platform one side, fixed mounting has the light source device on the mounting bracket of syringe below, is equipped with the camera through the mounting bracket on the base of sample platform opposite side, and the concrete step that traditional contact angle tester used is: the staff squeezes the pushing handle of the injector of the contact angle tester, drops the liquid to be tested in the injector on the sample table, photographs the liquid by using the camera of the contact angle tester, performs image processing by the computer, and finally measures the contact angle by the algorithm.
In the in-process that traditional contact angle tester was using, because the staff is manual extrusion syringe push handle, manual extrusion can't accurately control extrusion dynamics, the condition of dropping a plurality of liquid drops once appears often, manual extrusion syringe dropping liquid precision is relatively poor, and contact angle tester's sample platform, light source device and camera can't carry out quick altitude mixture control, lead to sample platform, light source device and camera's flexibility limited, can't adapt to different shooting demands, on the other hand, sample platform fixed mounting is on the base, can't carry out sample platform's horizontal adjustment and position adjustment fast, simultaneously inconvenient change sample, consequently, detection efficiency is low, in order to improve contact angle's detection efficiency, satisfy contact angle test instrument precision and flexibility's demand again simultaneously, it is necessary to improve it.
Disclosure of Invention
The utility model aims at: the normal temperature and normal pressure contact angle tester has the advantages that the precision of the drip is high, the sample table, the light source device and the camera can be quickly adjusted, meanwhile, the problems that the conventional contact angle tester is low in the precision of the drip of the injector and poor in flexibility, cannot adapt to different shooting requirements, and the detection efficiency is low due to the trouble of replacing the sample on the sample table are solved.
The technical scheme of the utility model is as follows:
the utility model provides a normal atmospheric temperature normal pressure contact angle tester, it comprises base, bilinear slide rail mechanism, camera, altitude mixture control mechanism, light source subassembly, microspur slide rail mechanism, weeping ware subassembly and sample platform, its characterized in that: the double-linear sliding rail mechanism is arranged at one end of the base, the micro-distance sliding rail mechanism and the light source component are respectively and slidably arranged on the double-linear sliding rail mechanism, the micro-distance sliding rail mechanism and the light source component are arranged in an up-down mode, the drip component is arranged on the micro-distance sliding rail mechanism, the camera is arranged at the other end of the base through the height adjusting mechanism, the sample placing part is arranged on the base between the camera and the micro-distance sliding rail mechanism, and the sample placing part is provided with the sample table.
The bilinear slide rail mechanism comprises a shell, an assembly plate, a slide rail, an upper slide block and a lower slide block, wherein the assembly plate is fixedly arranged in the shell, the slide rail is fixedly arranged on the assembly plate, the upper slide block and the lower slide block are respectively and slidably arranged on the slide rail, and locking screw rods are respectively and threadedly arranged on the upper slide block and the lower slide block and are in contact connection with the slide rail.
The shell and the corresponding positions of the upper sliding block and the lower sliding block are provided with first abdicating grooves, and the corresponding positions of the shell and the locking screw are provided with second abdicating grooves.
The micro-distance sliding rail mechanism comprises a connecting plate, a guide rail, racks, gear shafts and micro-distance adjusting blocks, wherein the connecting plate is L-shaped, the guide rail is fixedly arranged on the outer side of the connecting plate, the racks are arranged on the guide rail, the micro-distance adjusting blocks are slidably arranged on the guide rail, the gear shafts are movably inserted into the micro-distance adjusting blocks, and the gear shafts are connected with the racks in a meshed mode.
The drip assembly comprises a clamping rod, a differential head and a syringe, wherein the clamping rod is L-shaped, an upper clamping sleeve and a lower clamping sleeve are respectively arranged on the outer side of the clamping rod in an upper-lower mode, insertion holes are correspondingly formed in the upper clamping sleeve and the lower clamping sleeve, locking pins are respectively arranged on the upper clamping sleeve and the lower clamping sleeve in a threaded mode, one end of each locking pin extends into the insertion holes of the upper clamping sleeve and the lower clamping sleeve, the differential head is sleeved in the insertion holes of the upper clamping sleeve, the syringe is sleeved in the insertion holes of the lower clamping sleeve, and the differential head is in contact connection with the syringe.
The injector comprises a needle tube, a needle head, an inner liquid storage tube, a first-stage piston and a second-stage piston, wherein the needle head is arranged at the bottom end of the needle tube, the first-stage piston is sleeved in the needle tube, a first piston rod is arranged above the first-stage piston, the first piston rod is in contact connection with a micro-head, the inner liquid storage tube is fixedly arranged in the needle tube below the first-stage piston, the inner liquid storage tube is communicated with the needle head, the second-stage piston is sleeved in the inner liquid storage tube, a second piston rod is arranged above the second-stage piston, the second piston rod is fixedly connected with the first-stage piston, and a buffer spring is sleeved in the annular space between the second piston rod and the inner liquid storage tube and the inner wall of the needle tube and is respectively in contact connection with the first-stage piston and the inner bottom wall of the needle tube.
The height adjusting mechanism comprises a sliding seat, a sliding rod and a camera shooting installation frame, wherein the sliding seat is provided with the sliding rod in a sliding manner through a locking screw, and the top end of the sliding rod is provided with the camera shooting installation frame.
The sample platform comprises a base, a locking rotary rod, a lifting column, leveling knobs, an upper bottom plate and a lower bottom plate, wherein the lifting column is inserted on the base through the locking rotary rod, the lower bottom plate is fixedly arranged at the top end of the lifting column, and the upper bottom plate is arranged at four corners of the lower bottom plate through the leveling knobs.
The utility model has the beneficial effects that:
the normal temperature and normal pressure contact angle tester connects the light source component and the drip assembly into a whole through the bilinear slide rail mechanism, so that not only is space saved, but also the height of the light source component and the drip assembly is convenient to adjust, and the camera can be separated for height adjustment through the height adjusting mechanism and the sample table through the locking rotary rod and the lifting column, so as to adapt to the positions required by detection of different samples, and further adapt to different shooting requirements better; leveling knob through four angles setting of sample platform can carry out horizontal calibration and the syringe has buffer spring can be accurate control once to drip one drop to make the experiment more accurate and reliable, the sample platform can place the position at the sample of base and adjust at will, convenient quick replacement new sample platform when easily carrying, thereby has improved detection work efficiency. The contact angle tester has high dropping precision, the sample table, the light source device and the camera can be used for quickly adjusting the height, and the problems that the traditional contact angle tester has low syringe dropping precision and poor flexibility, cannot adapt to different shooting requirements and the sample table is troublesome to replace samples, so that the detection efficiency is low are solved.
Drawings
FIG. 1 is a schematic perspective view of the present utility model;
FIG. 2 is a schematic diagram of the front view of the present utility model;
FIG. 3 is a schematic perspective view of a sample stage according to the present utility model;
FIG. 4 is a schematic diagram of the assembled structure of the dual linear slide rail mechanism, the light source assembly, the macro slide rail mechanism and the drip assembly;
FIG. 5 is a schematic view showing a three-dimensional structure of the dual linear slide mechanism assembled with a light source assembly, a macro slide mechanism and a drip assembly after the outer shell is removed;
fig. 6 is a schematic view of the structure of the syringe according to the present utility model.
In the figure: 1. a base; 2. a camera; 3. a light source assembly; 4. a housing; 5. an assembly plate; 6. a slide rail; 7. an upper slider; 8. a lower slide block; 9. locking the screw rod; 10. a first relief groove; 11. a second relief groove; 12. a connecting plate; 13. a guide rail; 14. a rack; 15. a gear shaft; 16. a macro adjusting block; 17. a clamping rod; 18. a differentiating head; 19. a needle tube; 20. a primary piston; 21. an upper cutting sleeve; 22. a lower cutting sleeve; 23. a locking pin; 24. a buffer spring; 25. a slide; 26. a slide bar; 27. a camera mounting frame; 28. a locking screw; 29. a base; 30. locking the rotating rod; 31. lifting columns; 32. leveling a knob; 33. an upper base plate; 34. a lower base plate; 35. a needle; 36. an inner liquid storage tube; 37. a secondary piston; 38. a first piston rod; 39. and a second piston rod.
Detailed Description
The normal temperature and normal pressure contact angle tester consists of a base 1, a bilinear sliding rail mechanism, a camera 2, a height adjusting mechanism, a light source component 3, a micro-distance sliding rail mechanism, a liquid dropper component and a sample table, wherein the base 1 is in a flat plate shape, supporting feet are arranged at four corners of the bottom of the base 1 and used for heightening the base 1, so that the base 1 is suitable for different detection environments.
The double linear slide rail mechanism is installed to base 1 one end, double linear slide rail mechanism includes shell 4, assembly plate 5, slide rail 6, go up slider 7 and lower slider 8, shell 4 bottom and base 1 fixed connection, fixed mounting has assembly plate 5 on the shell 4 inner wall, fixed mounting has slide rail 6 on the assembly plate 5, slidable mounting has last slider 7 and lower slider 8 respectively on the slide rail 6, go up slider 7 and lower slider 8 structure the same respectively rectangular block, go up slider 7 and lower slider 8 on threaded mounting have locking screw 9 respectively, locking screw 9 and slide rail 6 contact connection, during the use, go up slider 7 and lower slider 8 can take place along slide rail 6 axial direction's slip, through tightening locking screw 9 for locking screw 9 and slide rail 6 contact, thereby realize the fixed of last slider 7 or lower slider 8 on slide rail 6.
The light source assembly 3 is fixedly installed on the lower sliding block 8 of the double-linear sliding rail mechanism, the light source assembly 3 is an LED lamp, the LED lamp is externally connected with a power supply, the first yielding groove 10 is formed in the position, corresponding to the upper sliding block 7 and the lower sliding block 8, of the outer shell 4 of the double-linear sliding rail mechanism, the first yielding groove 10 is used for forming yielding to the micro-distance sliding rail mechanism and the light source assembly 3, the height of the micro-distance sliding rail mechanism is conveniently adjusted on the outer shell 4, the second yielding groove 11 is formed in the position, corresponding to the locking screw 9, of the outer shell 4, the second yielding groove 11 is used for forming yielding to the locking screw 9, and the operation of screwing or unscrewing the locking screw 9 is conveniently performed on the outer side of the outer shell 4 by workers.
The upper sliding block 7 of the bilinear sliding rail mechanism is fixedly provided with a micro-distance sliding rail mechanism, the micro-distance sliding rail mechanism and the light source component 3 are arranged in an up-down mode, the micro-distance sliding rail mechanism comprises a connecting plate 12, a guide rail 13, a rack 14, a gear shaft 15 and a micro-distance adjusting block 16, the connecting plate 12 is in an L shape, one end of the connecting plate 12 is fixedly connected with the upper sliding block 7, the guide rail 13 is fixedly arranged outside the connecting plate 12, the guide rail 13 is fixedly provided with the rack 14 along the axial direction of the guide rail 13, the guide rail 13 and the rack 14 are slidably provided with the micro-distance adjusting block 16, the micro-distance adjusting block 16 is movably inserted with the gear shaft 15, one end of the gear shaft 15 is in meshed connection with the rack 14, the other end of the gear shaft 15 extends to the outer side of the micro-distance adjusting block 16, and a knob is arranged on the gear shaft 15 extending to the outer side of the micro-distance adjusting block 16.
The micro-distance sliding rail mechanism is provided with a drip assembly, the drip assembly comprises a clamping rod 17, a micro-head 18 and a syringe, the clamping rod 17 is L-shaped, one end of the clamping rod 17 is fixedly connected with a micro-distance adjusting block 16, an upper clamping sleeve 21 and a lower clamping sleeve 22 are respectively and fixedly arranged on the outer side of the clamping rod 17 in an up-down mode, insertion holes are respectively and correspondingly formed in the upper clamping sleeve 21 and the lower clamping sleeve 22, locking pins 23 are respectively and threadedly mounted on the upper clamping sleeve 21 and the lower clamping sleeve 22, one end of each locking pin 23 extends into the insertion holes of the upper clamping sleeve 21 and the lower clamping sleeve 22 respectively, the micro-head 18 is sleeved in the insertion holes of the upper clamping sleeve 21, the syringe is sleeved in the insertion holes of the lower clamping sleeve 22, and the micro-head 18 is in contact connection with the syringe.
The injector comprises a needle tube 19, a needle head 35, an inner liquid storage tube 36, a primary piston 20 and a secondary piston 37, wherein the needle tube 19 is sleeved in an insertion hole of a lower clamping sleeve 22, the needle head 35 is arranged at the bottom end of the needle tube 19, the inner cavity of the needle tube 19 is communicated with the needle head 35, the primary piston 20 is sleeved in the needle tube 19, a first piston rod 38 is fixedly arranged above the primary piston 20, one end head of the first piston rod 38 extends to the outer side of the needle tube 19, a push head is arranged at the end head of the first piston rod 38, a concave surface is arranged on the push head, the concave surface of the push head is in contact connection with a bottom rod of the differential head 18, the inner liquid storage tube 36 is fixedly arranged on the inner bottom surface of the needle tube 19 below the primary piston 20, the inner liquid storage tube 36 is communicated with the needle head 35, the secondary piston 37 is sleeved in the inner liquid storage tube 36, a second piston rod 39 is fixedly arranged above the secondary piston tube 37, a buffer spring 24 is sleeved in the inner sleeve between the inner walls of the second piston rod 39 and the inner walls of the inner piston tubes 36 and 19, and the buffer spring 24 is respectively connected with the inner bottom surfaces of the primary piston 20 and the needle tube 19, and the buffer spring 24 is arranged in such a way that the buffer spring 24 is in contact with the bottom surface of the needle tube: the buffer function is realized when the piston rod moves, so that the needle 35 is precisely controlled to drop one drop, meanwhile, after the buffer spring 24 stores energy, the liquid which is not dropped from the needle 35 can be recovered after the differential head 18 is reset, and the surrounding test environment is prevented from being polluted.
The injector is matched with the double-linear sliding rail mechanism and the micro-distance sliding rail mechanism, so that the dropping height of liquid drops is controlled, and experimental errors are reduced.
The camera 2 is equipped with through high adjustment mechanism to the base 1 other end, high adjustment mechanism includes slide 25, slide bar 26 and camera mounting bracket 27, slide 25 fixed mounting is on base 1, slidable mounting has slide bar 26 on the slide 25, threaded mounting has locking screw 28 on the slide 25 circumference, locking screw 28 is connected with slide bar 26 contact, slide bar 26 top fixed mounting has camera mounting bracket 27, fixed mounting has the camera on the camera mounting bracket 27, during the use, through the cooperation of slide 25, slide bar 26 and camera mounting bracket 27, thereby adjust the height of camera, through tightening locking screw 28, make slide 25 and slide bar 26 form fixedly, the height of camera mounting bracket 27 and camera is fixed from this.
The base 1 between the camera 2 and the micro-distance sliding rail mechanism is provided with a sample placing part, a sample table is placed on the sample placing part and comprises a base 29, a locking rotary rod 30, a lifting column 31, a leveling knob 32, an upper bottom plate 33 and a lower bottom plate 34, the lifting column 31 is inserted on the base 29 in a sliding manner, the locking rotary rod 30 is installed on the circumference of the base 29 in a threaded manner, one end of the locking rotary rod 30 is in abutting connection with the lifting column 31, the other end of the locking rotary rod 30 extends to the outer side of the base 29, a rotating head is arranged on the locking rotary rod 30 extending to the outer side of the base 29, and when the micro-distance sliding rail mechanism is used, the locking rotary rod 30 is driven to rotate through the rotating head, and locking of the lifting column 31 is realized through the locking rotary rod 30.
The top fixed mounting of elevating post 31 has lower plate 34, lower plate 34 four corners department is equipped with upper plate 33 through leveling knob 32, leveling knob 32 comprises carousel and screw rod, screw rod one end and lower plate 34 swing joint, screw rod other end and upper plate 33 threaded connection, screw rod middle part fixed mounting has the carousel, thereby during the use, thereby drive the screw rod through rotating the carousel and rotate, reuse screw rod and upper plate 33 threaded fit, thereby adjust the height of upper plate 33, the upper surface of upper plate 33 is provided with the bubble level (not shown in the figure), the bubble level makes things convenient for the staff to observe whether upper plate 33 adjusts to the level.
When the contact angle tester is used, firstly, the base 1 is placed on a tabletop, then the sample platform is placed on the sample placing part of the base 1, the sample platform is aligned with the bilinear sliding rail mechanism and the camera 2 in a straight line, the heights of the proper upper base plate 33 and the proper lower base plate 34 are adjusted through the lifting column 31, the lifting column 31 is locked and fixed through the locking rotary rod 30, after the height adjustment of the upper base plate 33 and the lower base plate 34 is completed, the heights of the light source assembly 3 and the camera are adjusted, the light source assembly 3 and the camera are aligned with the upper base plate 33 respectively, the drip assembly is adjusted to be close to the sample platform through the upper sliding block 7 and locked through the locking screw 9, the needle tube 19 of the drip assembly corresponds to the upper base plate 33, and the liquid to be measured is conveniently dripped on the upper base plate 33.
After the preparation is in place, leveling the upper base plate 33, observing the level bubble, horizontally straightening the upper base plate 33 through the leveling knob 32 until the level bubble is centered and then indicating that the upper base plate 33 is horizontally adjusted, starting the light source assembly 3, placing a sample on the upper base plate 33 by a worker, aligning the sample with the needle tube 19, forming a fixed rod body of the differential head 18 in a jack of the upper cutting sleeve 21 due to the locking pin 23 of the upper cutting sleeve 21, forming a fixed rod body of the differential head 18 in the jack of the lower cutting sleeve 21 by the locking pin 23 of the lower cutting sleeve 22, rotating the differential head 18, enabling a bottom rod of the differential head 18 to extend downwards, transmitting energy formed by the downward extension of the bottom rod to the first piston rod 38, transmitting the kinetic energy to the second piston rod 39 and the buffer spring 24, pushing the second piston rod 37 to move downwards in the inner liquid storage tube 36, and accordingly enabling a liquid drop to be detected stored in the inner liquid storage tube 36 to be extruded out by the needle 35.
The contact angle tester has high dropping precision, the sample table, the light source device and the camera can be used for quickly adjusting the height, and the problems that the traditional contact angle tester has low syringe dropping precision and poor flexibility, cannot adapt to different shooting requirements and the sample table is troublesome to replace samples, so that the detection efficiency is low are solved.
Claims (8)
1. The utility model provides a normal atmospheric temperature normal pressure contact angle tester, it comprises base (1), bilinear slide rail mechanism, camera (2), high adjustment mechanism, light source subassembly (3), microspur slide rail mechanism, weeping ware subassembly and sample platform, its characterized in that: the double-linear sliding rail mechanism is arranged at one end of the base (1), the micro-distance sliding rail mechanism and the light source assembly (3) are respectively and slidably arranged on the double-linear sliding rail mechanism, the micro-distance sliding rail mechanism and the light source assembly (3) are arranged in an up-down mode, the drip assembly is arranged on the micro-distance sliding rail mechanism, the camera (2) is arranged at the other end of the base (1) through the height adjusting mechanism, the sample placing part is arranged on the base (1) between the camera (2) and the micro-distance sliding rail mechanism, and the sample placing part is provided with the sample table.
2. The normal temperature and normal pressure contact angle tester according to claim 1, wherein: bilinear slide rail mechanism include shell (4), assembly plate (5), slide rail (6), go up slider (7) and slider (8), the interior assembly plate (5) that is equipped with of shell (4) is solid, is equipped with slide rail (6) on assembly plate (5) admittedly, sliding mounting respectively on slide rail (6) goes up slider (7) and slider (8) down, goes up on slider (7) and slider (8) respectively threaded mounting have locking screw (9), locking screw (9) are connected with slide rail (6) contact.
3. The normal temperature and normal pressure contact angle tester according to claim 2, wherein: the shell (4) is provided with a first abdication groove (10) at the position corresponding to the upper sliding block (7) and the lower sliding block (8), and a second abdication groove (11) is provided at the position corresponding to the locking screw (9) and the shell (4).
4. The normal temperature and normal pressure contact angle tester according to claim 1, wherein: the micro-distance sliding rail mechanism comprises a connecting plate (12), a guide rail (13), racks (14), gear shafts (15) and micro-distance adjusting blocks (16), wherein the connecting plate (12) is L-shaped, the guide rail (13) is fixedly arranged on the outer side of the connecting plate (12), the racks (14) are arranged on the guide rail (13), the micro-distance adjusting blocks (16) are slidably arranged on the guide rail (13), the gear shafts (15) are movably inserted on the micro-distance adjusting blocks (16), and the gear shafts (15) are connected with the racks (14) in a meshed mode.
5. The normal temperature and normal pressure contact angle tester according to claim 1, wherein: the drip assembly comprises a clamping rod (17), a micro-head (18) and an injector, wherein the clamping rod (17) is L-shaped, an upper clamping sleeve (21) and a lower clamping sleeve (22) are respectively arranged on the outer side of the clamping rod (17) in an up-down shape, insertion holes are correspondingly formed in the upper clamping sleeve (21) and the lower clamping sleeve (22), locking pins (23) are respectively arranged on the upper clamping sleeve (21) and the lower clamping sleeve (22) in a threaded mode, one end of each locking pin (23) extends into the insertion holes of the upper clamping sleeve (21) and the lower clamping sleeve (22), the micro-head (18) is sleeved in the insertion holes of the upper clamping sleeve (21), the injector is sleeved in the insertion holes of the lower clamping sleeve (22), and the micro-head (18) is in contact connection with the injector.
6. The normal temperature and normal pressure contact angle tester according to claim 5, wherein: the injector comprises a needle tube (19), a needle head (35), an inner liquid storage tube (36), a first-stage piston (20) and a second-stage piston (37), the needle head (35) is arranged at the bottom end of the needle tube (19), the first-stage piston (20) is sleeved in the needle tube (19), a Fang Zhuangyou first piston rod (38) is arranged on the first-stage piston (20), the first piston rod (38) is in contact connection with a differential head (18), the inner liquid storage tube (36) is fixedly arranged in the needle tube (19) below the first-stage piston (20), the inner liquid storage tube (36) is communicated with the needle head (35), the second-stage piston (37) is sleeved in the inner liquid storage tube (36), a second piston rod (39) is arranged above the second-stage piston (37), the second piston rod (39) is fixedly connected with the first-stage piston (20), a buffer spring (24) is sleeved in an annular space between the second piston rod (39) and the inner liquid storage tube (36) and the inner wall of the needle tube (19), and the buffer spring (24) is in contact connection with the inner bottom wall of the first-stage piston (20) respectively.
7. The normal temperature and normal pressure contact angle tester according to claim 1, wherein: the height adjusting mechanism comprises a sliding seat (25), a sliding rod (26) and a shooting installation frame (27), wherein the sliding rod (26) is slidably installed on the sliding seat (25) through a locking screw (28), and the shooting installation frame (27) is installed at the top end of the sliding rod (26).
8. The normal temperature and normal pressure contact angle tester according to claim 1, wherein: the sample platform include base (29), locking dwang (30), lifting column (31), leveling knob (32), upper plate (33) and lower plate (34), install lifting column (31) through locking dwang (30) cartridge on base (29), top fixed mounting of lifting column (31) has lower plate (34), upper plate (33) are equipped with through leveling knob (32) in lower plate (34) four corners department.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321567930.6U CN219957256U (en) | 2023-06-20 | 2023-06-20 | Normal temperature and normal pressure contact angle tester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321567930.6U CN219957256U (en) | 2023-06-20 | 2023-06-20 | Normal temperature and normal pressure contact angle tester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219957256U true CN219957256U (en) | 2023-11-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321567930.6U Active CN219957256U (en) | 2023-06-20 | 2023-06-20 | Normal temperature and normal pressure contact angle tester |
Country Status (1)
| Country | Link |
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| CN (1) | CN219957256U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118090525A (en) * | 2024-04-18 | 2024-05-28 | 东北石油大学三亚海洋油气研究院 | Device and method for measuring wetting angle of rough surface |
-
2023
- 2023-06-20 CN CN202321567930.6U patent/CN219957256U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118090525A (en) * | 2024-04-18 | 2024-05-28 | 东北石油大学三亚海洋油气研究院 | Device and method for measuring wetting angle of rough surface |
| CN118090525B (en) * | 2024-04-18 | 2024-06-28 | 东北石油大学三亚海洋油气研究院 | Device and method for measuring wetting angle of rough surface |
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