CN219348552U

CN219348552U - Portable contact angle measuring instrument

Info

Publication number: CN219348552U
Application number: CN202320576908.1U
Authority: CN
Inventors: 曾国雄
Original assignee: Guangdong Beidou Precision Instrument Co ltd
Current assignee: Guangdong Beidou Precision Instrument Co ltd
Priority date: 2023-03-22
Filing date: 2023-03-22
Publication date: 2023-07-14
Anticipated expiration: 2033-03-22

Abstract

The utility model discloses a portable contact angle measuring instrument which comprises a shell and a base positioned at the bottom end of the shell, wherein a liquid storage tank is arranged at the top end of the base, a camera is arranged on one side in the shell, a first spring is arranged at the bottom end of the camera, a spring fixing block is arranged at the bottom end of the first spring, a second spring is arranged at the bottom end of the spring fixing block, a prism is arranged at the bottom end of the second spring, a testing knob is arranged at the top end of the shell, and a sliding rail is arranged on one side in the shell. The beneficial effects are that: when the liquid in the needle tube is used up, the liquid storage tank is arranged below the shell, the screw rod is rotated anticlockwise by twisting the testing knob, the push rod of the needle tube moves upwards, the liquid in the liquid storage tank is pumped back into the needle tube, liquid supplementing is completed, and the action of liquid dropping can be completed through the hydraulic spring.

Description

Portable contact angle measuring instrument

Technical Field

The utility model relates to the technical field of contact angle measuring instruments, in particular to a portable contact angle measuring instrument.

Background

The contact angle measuring instrument is mainly used for measuring the contact angle of liquid to solid, namely the wettability of liquid to solid, can measure the contact angle of various liquids to various materials, and has very important effects on scientific research and production in industries such as petroleum, printing and dyeing, medicine, spraying, mineral dressing and the like.

However, the contact angle measuring instrument in the prior art is mainly fixed, has a large volume, is inconvenient to carry, needs to use a single structure to control the amount of the liquid drop, has complicated structure to control the liquid drop, and cannot meet the requirements.

For the problems in the related art, no effective solution has been proposed at present.

Disclosure of Invention

The utility model provides a portable contact angle measuring instrument aiming at the problems in the related art so as to overcome the technical problems in the prior art.

For this purpose, the utility model adopts the following specific technical scheme:

the utility model provides a portable contact angle measuring apparatu, includes the casing and is located the base of casing bottom, the top of base is equipped with the reservoir, one side in the casing is equipped with the camera, the bottom of camera is equipped with spring one, the bottom of spring one is equipped with the spring fixed block, the bottom of spring fixed block is equipped with spring two, the bottom of spring two is equipped with the prism, the top of casing is equipped with the test knob, one side in the casing is equipped with the slide rail, be equipped with rather than assorted slider on the slide rail, one side of slider is equipped with the lead screw installation piece, be equipped with rather than assorted lead screw on the lead screw installation piece, the top of lead screw with the test knob is connected, be equipped with the cover in the lead screw installation piece and locate the transmission piece on the lead screw, one side of transmission piece is equipped with L type transmission piece, the bottom in the lead screw installation piece is equipped with runs through the guide arm of transmission piece, just one side bottom of lead screw installation piece is equipped with the sliding block, be equipped with the push rod on the L type transmission piece, the bottom of push rod is equipped with and runs through the sliding block, be equipped with rather than assorted slider's slider, the bottom, the casing is equipped with just be located the side of needle tube is equipped with the lens.

Preferably, a hydraulic spring sleeved on the testing knob is arranged at the top end of the shell.

Preferably, a dimming button matched with the camera is arranged at the top end of the shell.

Preferably, a data interface is formed on one side of the shell.

Preferably, the base is a cavity structure with an open top.

Preferably, the light source and the lens are in the same axial direction, and the needle is positioned between the light source and the lens.

The beneficial effects of the utility model are as follows: when the liquid in the needle tube is used up, the liquid storage tank is arranged below the shell, the screw rod is rotated anticlockwise by twisting the testing knob, the push rod of the needle tube moves upwards, the liquid in the liquid storage tank is pumped back into the needle tube, liquid supplementing is completed, and the action of liquid dropping can be completed through the hydraulic spring.

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 one of the structural schematic diagrams of a portable contact angle measuring instrument according to an embodiment of the present utility model;

FIG. 2 is a second schematic diagram of a portable contact angle measuring device according to an embodiment of the present utility model;

FIG. 3 is a schematic view showing an internal structure of a portable contact angle measuring instrument according to an embodiment of the present utility model;

fig. 4 is a schematic diagram of a reservoir in a portable contact angle measuring device according to an embodiment of the present utility model.

In the figure:

1. a housing; 2. a base; 3. a liquid storage tank; 4. a camera; 5. a first spring; 6. a spring fixing block; 7. a second spring; 8. a prism; 9. a test knob; 10. a slide rail; 11. a slide block; 12. a screw rod mounting block; 13. a screw rod; 14. a transmission block; 15. an L-shaped transmission block; 16. a guide rod; 17. a sliding block; 18. a push rod; 19. a needle tube; 20. a needle; 21. a light source; 22. a lens; 23. a hydraulic spring; 24. a dimming button; 25. and a data interface.

Detailed Description

For the purpose of further illustrating the various embodiments, the present utility model provides the accompanying drawings, which are a part of the disclosure of the present utility model, and which are mainly used to illustrate the embodiments and, together with the description, serve to explain the principles of the embodiments, and with reference to these descriptions, one skilled in the art will recognize other possible implementations and advantages of the present utility model, wherein elements are not drawn to scale, and like reference numerals are generally used to designate like elements.

According to an embodiment of the present utility model, there is provided a portable contact angle measuring instrument.

Embodiment one;

as shown in fig. 1-3, the portable contact angle measuring instrument according to the embodiment of the utility model comprises a housing 1 and a base 2 positioned at the bottom end of the housing 1, wherein a liquid storage tank 3 is arranged at the top end of the base 2, a camera 4 is arranged at one side in the housing 1, a first spring 5 is arranged at the bottom end of the first spring 5, a spring fixing block 6 is arranged at the bottom end of the spring fixing block 6, a second spring 7 is arranged at the bottom end of the second spring 7, a prism 8 is arranged at the bottom end of the housing 1, a test knob 9 is arranged at the top end of the housing 1, a slide rail 10 is arranged at one side in the housing 1, a slide block 11 matched with the slide rail 10 is arranged on the slide rail 10, a lead screw mounting block 12 is arranged at one side of the slide block 11, a lead screw 13 is arranged on the lead screw mounting block 12, a transmission block 14 sleeved on the lead screw 13 is arranged in the lead screw mounting block 12, an L-shaped transmission block 15 is arranged at one side of the transmission block 14, a guide rod 16 penetrates through the bottom end of the lead screw mounting block 12, a needle tube 19 is arranged at one side of the guide rod 16 is arranged at the bottom end of the guide rod, a needle tube 19 is arranged at the bottom end of the guide rod 19, and a light source 19 is arranged at one side of the guide rod 19 is arranged at the bottom end of the guide tube 18, and is arranged at one side of the needle tube 19 near the bottom end of the guide tube 18, and is arranged at one side of the bottom end of the guide tube 18.

Embodiment two;

as shown in fig. 1-3, a hydraulic spring 23 sleeved on the testing knob 9 is arranged at the top end of the housing 1, and a dimming button 24 matched with the camera 4 is arranged at the top end of the housing 1.

Embodiment three;

as shown in fig. 1-3, a data interface 25 is provided on one side of the housing 1, the base 2 is a cavity structure with an open top, the light source 21 and the lens 22 are located on the same axis, and the needle 20 is located between the light source 21 and the lens 22.

In order to facilitate understanding of the above technical solutions of the present utility model, the following describes in detail the working principle or operation manner of the present utility model in the actual process.

In practical application, the infusion groove is firstly taken off during testing, and the tester is put on a product to be tested; firstly, adjusting a testing knob, driving a transmission block through a screw rod to drive an L-shaped transmission block, driving a push rod inserted into a needle tube to act, and adjusting the amount of liquid drops; adjusting the dimming knob, wherein the knob presses the camera downwards through the screw rod to perform focusing (when the dimming knob is retracted, the camera is driven to reset by the elastic rebound of the spring below the camera); after the two knobs respectively adjust the quantity and the focal length of the liquid drops, the liquid drop spring below the two knobs is pressed by hands on the testing knob, and then the force is transmitted to the push rod by adjusting the transmission mode of the testing knob, so that the liquid of the needle tube drops out (and the elastic force of the spring can enable the testing knob to reset), and the camera shoots on the surface of a tested product through the prism, the light source and the lens, so that required data are obtained. When the liquid in the needle tube is used up, the infusion groove is arranged under the tester, the screw rod is rotated anticlockwise by twisting the testing knob, the push rod of the needle tube is moved upwards, the liquid in the infusion groove is pumped back into the needle tube, and the liquid supplementing is completed.

In summary, by means of the above technical solution of the present utility model, after the liquid in the needle tube 19 is used up, the liquid storage tank 3 is installed back below the housing 1, by twisting the testing knob 9, rotating counterclockwise, the screw rod 13 is reversed, the push rod 18 of the needle tube 19 moves upward, the liquid in the liquid storage tank 3 is drawn back into the needle tube 19, the liquid supplementing is completed, and the dropping operation can be completed by the hydraulic spring 23.

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

1. The utility model provides a portable contact angle measuring apparatu, its characterized in that includes casing (1) and is located base (2) of casing (1) bottom, the top of base (2) is equipped with reservoir (3), one side in casing (1) is equipped with camera (4), the bottom of camera (4) is equipped with spring one (5), the bottom of spring one (5) is equipped with spring fixed block (6), the bottom of spring fixed block (6) is equipped with spring two (7), the bottom of spring two (7) is equipped with prism (8), the top of casing (1) is equipped with test knob (9), one side in casing (1) is equipped with slide rail (10), be equipped with on slide rail (10) rather than assorted slider (11), one side of slider (11) is equipped with lead screw installation piece (12), be equipped with on lead screw installation piece (12) rather than assorted lead screw (13), the top of lead screw (13) with test knob (9) are connected, be equipped with in lead screw installation piece (12) cover lead screw transmission piece (14) lead screw installation piece (14), one side (14) are equipped with lead screw (14), and one side bottom of lead screw installation piece (12) is equipped with sliding block (17), be equipped with push rod (18) on L type transmission piece (15), the bottom of push rod (18) is equipped with runs through needle tubing (19) of sliding block (17), the bottom of needle tubing (19) is equipped with syringe needle (20), bottom in casing (1) just is located the below of lead screw (13) is equipped with light source (21), light source (21) are close to one side of prism (8) is equipped with lens (22).

2. Portable contact angle measuring instrument according to claim 1, characterized in that the top end of the housing (1) is provided with a hydraulic spring (23) which is sleeved on the test knob (9).

3. A portable contact angle measuring instrument according to claim 2, characterized in that the top end of the housing (1) is provided with a dimming button (24) matching the camera (4).

4. A portable contact angle measuring instrument according to claim 3, characterized in that a data interface (25) is provided on one side of the housing (1).

5. A portable contact angle measuring instrument according to claim 4, characterized in that the base (2) is an open-topped cavity structure.

6. A portable contact angle measuring instrument according to claim 5, characterized in that the light source (21) is co-axial with the lens (22), the needle (20) being located between the light source (21) and the lens (22).