Double-jet portable contact angle measuring instrument

Abstract

The utility model discloses a double-jet portable contact angle measuring instrument, which comprises a shell, and a liquid storage assembly, a jet assembly, a lighting assembly, a camera shooting assembly and a circuit board which are arranged in the shell, and the liquid storage assembly comprises double liquid storage bottles; the spraying assembly comprises double drip valves, the liquid inlet end of each drip valve is connected with the output end of the corresponding liquid storage bottle, and the liquid dripping end of each drip valve is exposed out of the drip hole of the shell; the lighting end of the lighting assembly is located beside the liquid dropping end. The camera shooting end of the camera shooting assembly is located beside the liquid dropping end and is opposite to the lighting end. Liquid in the double liquid storage bottles is dripped onto the detection platform through the double drip valves, the camera shooting assembly shoots the dripped liquid and uploads the dripped liquid to the system, the lighting assembly provides enough brightness for the camera shooting assembly, the camera shooting effect is guaranteed, and compared with an existing double titration system, the measuring instrument can test any large sample, and the measuring accuracy is high. And meanwhile, the device is not limited by fields, and is small in size and convenient to carry.

Description

Technical Field

[0001] The utility model relates to the field technology of contact angle measuring instruments, in particular to a double-jet portable contact angle measuring instrument. Background Art

[0002] Currently, the contact angle measuring instrument is mainly composed of a liquid injection system, an imaging acquisition system, an optical system, a device frame, and a sample placement table.

[0003] Patent CN116930005A discloses a non-contact double titration system, which is a component of the whole machine and needs to be installed on the contact angle device. When testing large samples (such as glass, LCD screens, car bodies, etc.), cutting and sampling are required and non-destructive testing cannot be achieved. Generally, the test can only be carried out in the laboratory. Utility Model Content

[0004] In view of this, the utility model aims at the deficiencies of the prior art, and its main purpose is to provide a double-jet portable contact angle measuring instrument, which solves the problem of non-destructive testing.

[0005] To achieve the above-mentioned purpose, the utility model adopts the following technical solution: a dual-jet portable contact angle measuring instrument, comprising a housing and a liquid storage component, a jet component, a lighting component, a camera component and a circuit board arranged in the housing, wherein the circuit board controls the operation of the liquid storage component, the jet component, the lighting component and the camera component;

[0006] Among them, the liquid storage component includes a double liquid storage bottle; the injection component includes a double drip valve, the liquid inlet end of each drip valve is connected to the corresponding output end of the liquid storage bottle, and the drip end of each drip valve installation station is exposed to the drip hole of the shell; the lighting end of the lighting component is located on the side of the drip end; the camera end of the camera component is located on the side of the drip end and opposite to the lighting end.

[0007] In one embodiment, the camera assembly includes a camera and a prism, and the prism is arranged at the output end of the camera and is located beside the dripping end.

[0008] In one embodiment, the liquid storage assembly also includes a mounting seat arranged on the inner wall of the outer shell, the mounting seat is provided with two installation stations, the two liquid storage bottles are respectively installed in the corresponding installation stations, and a ventilation plate is provided on the top of the mounting seat, and the ventilation plate presses the liquid storage bottle into the installation station.

[0009] In one embodiment, an air pump assembly is also included, wherein a first air duct is provided on the mounting seat, and the output end of the air pump assembly is connected to the first air inlet end of the first air duct; a second air duct is provided in the ventilation plate, and the second air inlet end of the second air duct is connected to the first air outlet end of the first air duct, and the two second air outlet ends of the second air duct are respectively connected to the corresponding liquid storage bottles.

[0010] In one embodiment, the first air outlet end is a tapered opening, and correspondingly, a tapered portion is convexly provided on the bottom surface of the ventilation plate, the second air inlet end is located at the tapered portion, and the tapered portion is inserted into the tapered opening.

[0011] In one embodiment, a sealing ring is provided on the periphery of the tapered portion.

[0012] In one embodiment, the ventilation plate is mounted on the top surface of the mounting seat by means of screws.

[0013] In one embodiment, the drip valve is a solenoid valve.

[0014] Compared with the prior art, the utility model has obvious advantages and beneficial effects. Specifically, it can be seen from the above technical solution that:

[0015] The liquids on the double liquid storage bottles are dripped onto the detection platform through double drip valves respectively. The camera component takes pictures of the dripping liquid and uploads them to the system. The lighting component provides sufficient brightness for the camera component to ensure the camera effect. Compared with the existing double titration system, this measuring instrument can test any larger sample without cutting or destroying the sample. It is also not restricted by the site and is small in size and easy to carry.

[0016] In order to more clearly illustrate the structural features and functions of the present invention, the present invention is described in detail below in conjunction with the accompanying drawings and specific embodiments. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a three-dimensional diagram of a measuring instrument provided by an embodiment of the utility model;

[0018] Figure 2 It is a three-dimensional diagram of a hidden part of the housing of the measuring instrument provided by the embodiment of the utility model;

[0019] Figure 3 It is a partial assembly diagram of the measuring instrument provided by the embodiment of the utility model;

[0020] Figure 4 It is a cross-sectional view from a first perspective of the measuring instrument provided by an embodiment of the utility model;

[0021] Figure 5 yes Figure 4 A partial enlarged view of the middle A;

[0022] Figure 6 It is a cross-sectional view from a second viewing angle of the measuring instrument provided by the embodiment of the utility model.

[0023] Reference numerals:

[0024] 10. Shell 101. Drip hole

[0025] 20. Liquid storage component 21. Liquid storage bottle

[0026] 22. Mounting seat 221. Mounting station

[0027] 222, first airway 201, first air inlet end

[0028] 202, first air outlet 23, ventilation plate

[0029] 231, second air passage 203, second air inlet end

[0030] 204, second air outlet end 232, tapered portion

[0031] 24. Sealing ring 25. Screws

[0032] 30. Injection assembly 31. Drip valve

[0033] 311, liquid inlet end 312, liquid dripping end

[0034] 40. Lighting assembly 50. Camera assembly

[0035] 51. Camera 52. Prism

[0036] 60. Circuit board 70. Aviation connector. DETAILED DESCRIPTION

[0037] In order to make the technical problems, technical solutions and beneficial effects to be solved by the present application more clearly understood, the present application is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present application and are not used to limit the present application.

[0038] It should be noted that when an element is referred to as being "fixed to" or "disposed on" another element, it can be directly on the other element or indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or indirectly connected to the other element.

[0039] It should be understood that the terms "length", "width", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", etc., indicating the orientation or position relationship, are based on the orientation or position relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present application.

[0040] In addition, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of the features. In the description of this application, the meaning of "plurality" is two or more, unless otherwise clearly and specifically defined.

[0041] See also Figures 1 to 6 , as shown, the present application provides a dual-jet portable contact angle measuring instrument, comprising a housing 10 and a liquid storage component 20, a jet component 30, a lighting component 40, a camera component 50 and a circuit board 60 arranged in the housing 10, wherein the circuit board 60 controls the operation of the liquid storage component 20, the jet component 30, the lighting component 40 and the camera component 50;

[0042] Among them, the liquid storage component 20 includes a double liquid storage bottle 21; the injection component 30 includes a double drip valve 31, the liquid inlet end 311 of each drip valve 31 is connected to the corresponding output end of the liquid storage bottle 21, and the drip end 312 of each drip valve 31 is exposed to the drip hole 101 of the shell 10; the lighting end of the lighting component 40 is located on the side of the drip end 312; the camera end of the camera component 50 is located on the side of the drip end 312 and opposite to the lighting end.

[0043] The liquids on the double liquid storage bottles 21 are dripped onto the detection platform through the double drip valves 31 respectively, and the camera component 50 takes pictures of the dripping liquid and uploads them to the system. The lighting component 40 provides sufficient brightness for the camera component 50 to ensure the camera effect. Compared with the existing double titration system, this measuring instrument can test any larger sample without cutting or destroying the sample. It is also not limited by the site and is small in size and easy to carry.

[0044] Optionally, the two liquid storage bottles 21 can be used to store the same liquid, or can store two different liquids, so that the two different liquids can be tested.

[0045] Optionally, an aviation connector 70 connected to the circuit board 60 is provided on the housing, and the aviation connector 70 can be directly connected to a computer, and the spray assembly inside the portable contact angle meter can be controlled by computer software to drip liquid.

[0046] In one embodiment, the camera assembly 50 includes a camera 51 and a prism 52. The prism 52 is arranged at the output end of the camera 51 and is located on the side of the dripping end 312. Optionally, the positions of the camera 51 and the prism 52 can be adjusted to meet the needs of camera shooting at different positions and angles.

[0047] Optionally, the lighting assembly 40 may be an LED lamp, and the light emitted by the LED lamp provides sufficient brightness for the camera assembly.

[0048] In one embodiment, the liquid storage assembly 20 also includes a mounting base 22 disposed on the inner wall of the outer shell 10, and two mounting stations 221 are disposed on the mounting base 22. The two liquid storage bottles 21 are respectively installed in corresponding mounting stations 221, and a ventilation plate 23 is disposed on the top of the mounting base 22. The ventilation plate 23 presses the liquid storage bottle 21 into the mounting station 221.

[0049] In one embodiment, an air pump assembly 80 is further included. A first air channel 222 is provided on the mounting seat 22. The output end of the air pump assembly 80 is communicated with the first air inlet end 201 of the first air channel 222. A second air channel 231 is provided in the vent plate 23. The second air inlet end 203 of the second air channel 231 is communicated with the first air outlet end 202 of the first air channel 222. The two second air outlet ends 204 of the second air channel 231 are respectively communicated with the corresponding liquid storage bottles 21. The circuit board 60 controls the air pump assembly 80 and the injection assembly 30 respectively. The air pressure parameters are set in the software. The gas enters the second air channel 231 of the vent plate 23. The gas in the second air channel 231 will be divided into two groups and enter the liquid storage bottle 21. The gas will push the liquid in the liquid storage bottle 21 into the injection assembly through the pipeline, and drip the liquid by controlling the drip valve 31 in the injection assembly.

[0050] In one embodiment, the first air outlet 202 is a conical opening, and correspondingly, a conical portion 232 is convexly provided on the bottom surface of the vent plate 23, and the second air inlet 203 is located at the conical portion 232, and the conical portion 232 is inserted into the conical opening. The setting of the conical portion 232 and the conical opening ensures the air tightness of the connection between the second airway and the first airway, and effectively avoids air leakage at the connection between the two. Furthermore, a sealing ring 24 is provided on the periphery of the conical portion 232, which can further improve the air tightness.

[0051] In one embodiment, the ventilation plate 23 is arranged on the top surface of the mounting seat 22 by means of screws 25. The ventilation plate 23 can be installed or removed from the mounting seat 22 by tightening or loosening the screws 25, so as to replace the liquid storage bottle.

[0052] In one embodiment, the drip valve 31 is a solenoid valve, and the circuit board controls the solenoid valve to control single drop or continuous dripping with a single pulse or multiple pulses.

[0053] The above description is only a preferred embodiment of the present application and is not intended to limit the present application. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present application should be included in the protection scope of the present application.

Claims

1. A dual-jet portable contact angle measuring instrument, Features: It comprises a shell, and a liquid storage component, a spray component, a lighting component, a camera component and a circuit board arranged in the shell, wherein the circuit board controls the operation of the liquid storage component, the spray component, the lighting component and the camera component; Among them, the liquid storage component includes a double liquid storage bottle; the injection component includes a double drip valve, the liquid inlet end of each drip valve is connected to the corresponding output end of the liquid storage bottle, and the drip end of each drip valve is exposed to the drip hole of the shell; the lighting end of the lighting component is located on the side of the drip end; the camera end of the camera component is located on the side of the drip end and opposite to the lighting end.

2. The dual-jet portable contact angle measuring instrument according to claim 1, Features: The camera assembly comprises a camera and a prism, wherein the prism is arranged at the output end of the camera and is located beside the dripping end.

3. The dual-jet portable contact angle measuring instrument according to claim 1, Features: The liquid storage assembly also includes a mounting seat arranged on the inner wall of the shell, the mounting seat is provided with two installation stations, the two liquid storage bottles are respectively installed in the corresponding installation stations, and a ventilation plate is provided on the top of the mounting seat, and the ventilation plate presses the liquid storage bottle into the installation station.

4. The dual-jet portable contact angle measuring instrument according to claim 3, Features: It also includes an air pump assembly, wherein the mounting seat is provided with a first air duct, and the output end of the air pump assembly is connected to the first air inlet end of the first air duct; a second air duct is provided in the ventilation plate, and the second air inlet end of the second air duct is connected to the first air outlet end of the first air duct, and the two second air outlet ends of the second air duct are respectively connected to the corresponding liquid storage bottles.

5. The dual-jet portable contact angle measuring instrument according to claim 4, Features: The first air outlet end is a tapered opening, and correspondingly, a tapered portion is convexly provided on the bottom surface of the ventilation plate, and the second air inlet end is located at the tapered portion, and the tapered portion is inserted into the tapered opening.

6. The dual-jet portable contact angle measuring instrument according to claim 5, Features: A sealing ring is arranged on the periphery of the tapered portion.

7. The dual-jet portable contact angle measuring instrument according to claim 3, Features: The ventilation plate is arranged on the top surface of the mounting seat through screws.

8. The dual-jet portable contact angle measuring instrument according to claim 1, Features: The drip valve is a solenoid valve.

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