CN113686733A - DSAN-based super-hydrophobic antifouling anti-icing performance testing device and method - Google Patents
DSAN-based super-hydrophobic antifouling anti-icing performance testing device and method Download PDFInfo
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- CN113686733A CN113686733A CN202110923841.XA CN202110923841A CN113686733A CN 113686733 A CN113686733 A CN 113686733A CN 202110923841 A CN202110923841 A CN 202110923841A CN 113686733 A CN113686733 A CN 113686733A
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- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
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- G—PHYSICS
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- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
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- G—PHYSICS
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- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N13/00—Investigating surface or boundary effects, e.g. wetting power; Investigating diffusion effects; Analysing materials by determining surface, boundary, or diffusion effects
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Abstract
本发明公开了一种基于DSAN的超疏水防污防冰性能测试装置及方法，包括测试壳体，所述测试壳体的内部等距连接有两个隔板，上方所述隔板与测试壳体间形成超疏水性能测试腔体；本发明还公开了基于DSAN的超疏水防污防冰性能测试装置的方法；本发明测试壳体的内部分别设置超疏水性能测试腔体、防冰性能测试腔体和防污性能测试腔体，同时超疏水性能测试腔体内设置多个成像仪，防冰性能测试腔体内设置制冷器和电子秤，防污性能测试腔体内设置位移传感器，一个装置能够同时对DSAN材料的超疏水性、防冰性和防污性进行测试，性能测试全面，配置成本低，占地面积小。适用于输电线路。
The invention discloses a DSAN-based super-hydrophobic anti-fouling and anti-icing performance testing device and method, comprising a test shell, the interior of the test shell is equidistantly connected with two partitions, the upper partition and the test shell A super-hydrophobic performance testing cavity is formed between the bodies; the invention also discloses a method for a DSAN-based super-hydrophobic anti-fouling and anti-icing performance testing device; the interior of the testing shell of the invention is respectively provided with a super-hydrophobic performance testing cavity and an anti-icing performance testing cavity The cavity and the anti-fouling performance test cavity are equipped with multiple imagers in the super-hydrophobic performance test cavity, a refrigerator and an electronic scale are set in the anti-icing performance test cavity, and a displacement sensor is set in the anti-fouling performance test cavity. One device can simultaneously The super-hydrophobicity, anti-icing and anti-fouling properties of DSAN materials are tested. The performance test is comprehensive, the configuration cost is low, and the floor space is small. Suitable for transmission lines.
Description
Technical Field
The invention belongs to the technical field of DSAN performance testing, and particularly relates to a DSAN-based super-hydrophobic antifouling anti-icing performance testing device and method.
Background
The DSAN material is widely applied to the field of electric power due to excellent super-hydrophobic antifouling and anti-icing performance of the DSAN material, and in order to ensure the quality of a finished product of the DSAN material, a manufacturer needs to test the performance of the DSAN material when leaving a factory.
Most of the existing performance test devices based on the DSAN can only test single performance of the DSAN, and if a manufacturer needs to test a plurality of performances of the DSAN, a plurality of targeted test devices need to be configured, so that the configuration cost is high, and the occupied area of the plurality of test devices is large.
Disclosure of Invention
To solve the problems set forth in the background art described above. The invention provides a DSAN-based super-hydrophobic antifouling and anti-icing performance testing device and method, which have the characteristics of capability of simultaneously testing super-hydrophobicity, anti-icing performance and antifouling performance of a DSAN material, comprehensive performance test, low configuration cost and small occupied area.
The invention also aims to provide a DSAN-based super-hydrophobic antifouling anti-icing performance test method.
In order to achieve the purpose, the invention provides the following technical scheme: a DSAN-based super-hydrophobic antifouling anti-icing performance testing device comprises a testing shell, wherein two clapboards are equidistantly connected inside the testing shell, a super-hydrophobic performance testing cavity is formed between the upper clapboard and the testing shell, a plurality of imagers are equidistantly assembled on the testing shell and positioned in the super-hydrophobic performance testing cavity close to the upper part, an anti-icing performance testing cavity is formed between the upper clapboard and the lower clapboard as well as the testing shell, a refrigerator is assembled at the bottom end of the upper clapboard and positioned in the anti-icing performance testing cavity, an antifouling performance testing cavity is formed between the clapboards and the testing shell, a displacement sensor is movably connected at the bottom end of the lower clapboard and positioned in the antifouling performance testing cavity, and hollow placing boards are respectively connected at the bottom ends of the super-hydrophobic performance testing cavity, the anti-icing performance testing cavity and the antifouling performance testing cavity, in the anti-icing capability test cavity the top that the board was placed to cavity is equipped with the electronic scale, in the antifouling capability test cavity the cavity is placed and is put on the board and has been surveyed the board, one side of test casing is provided with the test door, the one end of test door is passed through the axis of rotation with the one end of test casing and is connected, the other end of test door passes through the tool to lock with the other end of test casing and opens and shuts and be connected, the last touch control screen that is equipped with of test door.
Furthermore, the outer wall of the test shell is provided with a driving motor, the bottom end of the partition plate below the test shell is provided with a moving groove, the inside of the moving groove is rotatably connected with a lead screw, the lead screw is connected with a moving block through a transmission nut in a transmission manner, and the moving block is connected with a displacement sensor.
Furthermore, one end of the screw rod is connected with an output shaft of the driving motor through a coupler, and the other end of the screw rod is connected with the inner wall of the testing shell through a bearing.
Further, a transparent observation window is arranged on one side, far away from the touch control screen, of the test door.
Further, an air pump is assembled on the outer wall of one side, away from the driving motor, of the testing shell through an assembling plate, an air outlet of the air pump is connected with a connecting pipeline, communicating pipelines are respectively connected between the three hollow placing plates and the connecting pipeline, switch valves are respectively assembled on the three communicating pipelines, a plurality of suckers are respectively connected to the top ends of the three hollow placing plates, and the suckers are respectively communicated with the corresponding hollow placing plates.
Further, in the invention, one side of the top end of the test shell, which is positioned in the super-hydrophobic performance test cavity, one side of the bottom end of the upper baffle, which is positioned in the anti-icing performance test cavity, and one side of the bottom end of the lower baffle, which is positioned in the anti-fouling performance test cavity, are respectively connected with a spray pipe, the bottom ends of the three spray pipes are respectively connected with a plurality of spray heads, the back surface of the test shell, which is positioned below the three spray pipes, is respectively connected with a water storage shell, the top ends of the three water storage shells are respectively assembled with water pumps, water inlets of the three water pumps are respectively connected with water suction pipelines between the corresponding water storage shells, water outlets of the three water pumps are respectively connected with the corresponding spray pipes, the top end of the upper water storage shell, which is positioned at the side far away from the corresponding water suction pipelines, is connected with a water feeding pipe, and the top end of the water feeding pipe is connected with a pipe plug, super hydrophobic performance test cavity, anti-icing performance test cavity and antifouling performance test cavity's inside just is located to keep away from the one side that corresponding cavity was placed the board and is provided with the slope basin respectively, and is middle water storage shell and top between the slope basin and below water storage shell and centre be connected with backflow pipeline between the slope basin respectively, the below the top of water storage shell just is located to keep away from one side that corresponds the pipeline that absorbs water and is connected with the sewer, the back of test shell just corresponds the position of below slope basin and is connected with out the sewer.
A DSAN-based super-hydrophobic antifouling anti-icing performance test method comprises the following steps:
s1: opening a test door, respectively placing three test boards coated with DSAN materials on hollow placing boards of a super-hydrophobic performance test cavity, an anti-icing performance test cavity and an antifouling performance test cavity, and closing the test door;
s2: opening switch valves on the three communicating pipelines respectively, starting an air pump through a touch control screen, sucking air by the air pump, and enabling the three hollow placing plates to present a negative pressure environment through the three communicating pipelines, so that a plurality of suckers of the three hollow placing plates can firmly adsorb the corresponding test plate coated with the DSAN material;
s3: pulling out the pipe plug, adding a certain amount of deionized water into the upper water storage shell through a water adding pipe, completing water adding, and covering the pipe plug;
s4: the method comprises the steps that a touch control screen is used for controlling an upper water pump to be started, the upper water pump is used for pumping deionized water in an upper water storage shell into an upper spray pipe through an upper water suction pipeline, the deionized water in the upper spray pipe is sprayed onto a test board coated with a DSAN material in a super-hydrophobic performance test cavity through an upper spray head, a liquid bead on the test board is waited to reach static balance, a plurality of imagers are controlled by the touch control screen to shoot the test board, the plurality of imagers transmit shot pictures into the touch control screen, a tester establishes a liquid bead model through AutoCAD software in the touch control screen, reads the bottom surface area and the volume of the liquid bead, and obtains the absolute contact area and the residual absolute volume of the liquid bead to evaluate the hydrophobicity of the DSAN material;
s5: deionized water in the super-hydrophobic performance test cavity flows into the middle water storage shell through the upper inclined water tank and the upper return pipeline;
s6: the test board coated with DSAN material dried in the anti-icing performance test chamber was weighed by an electronic scale G0, and the weight data was fed back to the touch control panel, the touch control screen controls the starting of the middle water pump, the middle water pump pumps the deionized water in the middle water storage shell into the middle spray pipe through the middle water suction pipeline, deionized water in the middle spray pipe is sprayed to the test board coated with the DSAN material in the anti-icing performance test cavity through the middle spray head, the refrigerator is controlled to refrigerate by the touch control screen, the refrigeration time is up, the refrigerator is controlled to be closed by the touch control screen, the electronic scale weighs G1 on the test board with the ice coating amount and feeds back weight data to the touch control screen, the touch control screen calculates the weight variation G2 of the test board to be G1-G0, and the anti-icing performance of the DSAN material can be evaluated through the weight variation;
s7: deionized water in the anti-icing performance test cavity flows into the lower water storage shell through the middle inclined water tank and the middle return pipeline, and sewage is added into the deionized water in the lower water storage shell through the sewage adding pipe to obtain mixed water;
s8: the positive and negative rotation of the driving motor is controlled through the touch control panel, the positive and negative rotation of the lead screw is driven by the driving motor, the reciprocating motion of the lead screw is carried out during the positive and negative rotation of the lead screw, the moving block drives the displacement sensor to carry out reciprocating motion, the initial line roughness RO of the surface of the test board coated with the DSAN material in the antifouling performance test cavity is recorded during the reciprocating motion of the displacement sensor, the data is fed back to the touch control panel, the data feedback is completed, the driving motor is controlled to be closed through the touch control panel, the starting of the lower water pump is controlled through the touch control panel, the lower water pump pumps mixed water in the lower water storage shell to the lower spray pipe through the lower water suction pipeline, the mixed water in the lower spray pipe is sprayed to the test board coated with the DSAN material in the antifouling performance test cavity through the lower spray head, and the static balance of liquid beads on the test board is waited, the touch control screen is used for controlling the displacement sensor to work again, recording the static balance line roughness R1 of the surface of the test board, feeding data back to the touch control screen, calculating the roughness variation R2 of the test board to be R1-R0 by the touch control screen, and evaluating the antifouling property of the DSAN material through the roughness variation;
s9: and discharging the mixed water in the antifouling performance testing cavity through the lower inclined water tank and the sewage outlet pipe, and finishing the testing work.
Compared with the prior art, the invention has the beneficial effects that:
1. the testing shell is internally provided with the super-hydrophobic performance testing cavity, the anti-icing performance testing cavity and the antifouling performance testing cavity respectively, meanwhile, the plurality of imagers are arranged in the super-hydrophobic performance testing cavity, the refrigerator and the electronic scale are arranged in the anti-icing performance testing cavity, the displacement sensor is arranged in the antifouling performance testing cavity, one device can simultaneously test the super-hydrophobicity, the anti-icing performance and the antifouling performance of the DSAN material, the performance testing is comprehensive, the configuration cost is low, and the occupied area is small.
2. The hollow placing plate is arranged in a hollow structure, and the air pump, the connecting pipeline, the communicating pipeline, the switch valve and the sucker are arranged at the same time, so that the test plates in the super-hydrophobic performance test cavity, the anti-icing performance test cavity and the antifouling performance test cavity can be limited, the three test plates are prevented from moving due to the working vibration of a test machine, the problem that the final test result is influenced by the rolling of liquid beads on the surface due to the movement of the three test plates is solved, and the test precision of the device is improved.
3. The invention is provided with the inclined water tank, the water storage shell, the water pump, the water suction pipeline, the spray pipe, the spray header, the water adding pipe, the pipe plug, the backflow pipeline, the sewage adding pipe and the sewage outlet pipe, can realize that the test of the super hydrophobicity, the anti-icing property and the antifouling property of the DSAN material can be finished by adding water once, can play a role in saving resources on the premise of not influencing the precision of a test result, and improves the practicability of the device.
Drawings
FIG. 1 is a schematic structural view of a test door closed state according to the present invention;
FIG. 2 is a schematic structural view of the testing door according to the present invention;
FIG. 3 is a schematic view of another embodiment of the present invention 1;
FIG. 4 is a schematic cross-sectional view of FIG. 2 according to the present invention;
FIG. 5 is an enlarged schematic view of FIG. 4 at A according to the present invention;
in the figure: 1. a transparent viewing window; 2. a test door; 3. testing the shell; 4. a touch control screen; 5. a drive motor; 6. a shower head; 7. a shower pipe; 8. a super-hydrophobic performance test cavity; 9. a partition plate; 10. an anti-icing performance test cavity; 11. an antifouling performance testing cavity; 12. inclining the water tank; 13. a hollow placing plate; 14. a test board; 15. an air pump; 16. connecting a pipeline; 17. opening and closing the valve; 18. a communicating pipe; 19. a water suction pipe; 20. a water pump; 21. a pipe plug; 22. a water feeding pipe; 23. a water storage housing; 24. a return line; 25. adding a sewage pipe; 26. a sewage outlet pipe; 27. an imager; 28. a suction cup; 29. a refrigerator; 30. an electronic scale; 31. a screw rod; 32. a moving block; 33. a displacement sensor; 34. the slot is moved.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1
Referring to fig. 1-5, the present invention provides the following technical solutions: a DSAN-based super-hydrophobic antifouling anti-icing performance testing device comprises a testing shell 3, two partition plates 9 are equidistantly connected inside the testing shell 3, a super-hydrophobic performance testing cavity 8 is formed between an upper partition plate 9 and the testing shell 3, a plurality of imaging instruments 27 are equidistantly assembled on the testing shell 3 close to the upper part and positioned in the super-hydrophobic performance testing cavity 8, an anti-icing performance testing cavity 10 is formed between the upper partition plate 9, a lower partition plate 9 and the testing shell 3, a refrigerator 29 is assembled at the bottom end of the upper partition plate 9 and positioned in the anti-icing performance testing cavity 10, an antifouling performance testing cavity 11 is formed between the partition plates 9 and the testing shell 3, a displacement sensor 33 is movably connected at the bottom end of the lower partition plate 9 and positioned in the antifouling performance testing cavity 11, a hollow placing plate 13 is respectively connected at the bottom ends of the super-hydrophobic performance testing cavity 8, the anti-icing performance testing cavity 10 and the antifouling performance testing cavity 11, the top that board 13 was placed to cavity in anti-icing capability test cavity 10 is equipped with electronic scale 30, and the cavity is placed and is put on board 13 and survey test panel 14 in anti-fouling capability test cavity 11, and one side of test casing 3 is provided with test door 2, and the one end of test door 2 is passed through the axis of rotation with the one end of test casing 3 and is connected, and the other end of test door 2 and the other end of test casing 3 open and shut through the tool to lock and be connected, is equipped with touch control screen 4 on the test door 2.
Specifically, the outer wall of the test shell 3 is equipped with the driving motor 5, the bottom end of the lower partition plate 9 is provided with a moving groove 34, the inside of the moving groove 34 is rotatably connected with a lead screw 31, the lead screw 31 is connected with a moving block 32 through a transmission nut, and the moving block 32 is connected with a displacement sensor 33.
Specifically, one end of the screw rod 31 is connected with an output shaft of the driving motor 5 through a coupler, and the other end of the screw rod 31 is connected with the inner wall of the test shell 3 through a bearing.
Specifically, a transparent observation window 1 is arranged on one side of the test door 2 far away from the touch control screen 4.
A DSAN-based super-hydrophobic antifouling anti-icing performance test method comprises the following steps:
opening the test door 2, respectively placing three test boards 14 coated with DSAN materials on hollow placing boards 13 of a super-hydrophobic performance test cavity 8, an anti-icing performance test cavity 10 and an anti-fouling performance test cavity 11, and closing the test door 2;
spraying a certain amount of deionized water on a test board 14 coated with a DSAN material in the super-hydrophobic performance test cavity 8, waiting for a liquid bead on the test board 14 to reach static balance, controlling a plurality of imagers 27 to shoot the test board 14 through a touch control screen 4, transmitting shot pictures to the touch control screen 4 by the plurality of imagers 27, establishing a liquid bead model through AutoCAD software in the touch control screen 4 by a tester, reading the area and the volume of the bottom surface of the liquid bead, and obtaining the absolute contact area and the residual absolute volume of the liquid bead to evaluate the hydrophobicity of the DSAN material;
the electronic scale 30 weighs G0 of the test board 14 coated with the DSAN material and dried in the anti-icing performance test cavity 10, the weight data are fed back to the touch control screen 4, deionized water is sprayed on the test board 14, the refrigerator 29 is controlled to refrigerate through the touch control screen 4, the refrigerator 29 is controlled to be closed through the touch control screen 4 when the refrigeration time is up, the electronic scale 30 weighs G1 of the test board 14 with the ice coating amount and feeds back the weight data to the touch control screen 4, the touch control screen 4 calculates the weight variation G2 of the test board 14 to be G1-G0, and the anti-icing performance of the DSAN material can be evaluated through the weight variation;
controlling the driving motor 5 to do forward and backward rotation movement through the touch control screen 4, driving the lead screw 31 to do forward and backward rotation movement by the driving motor 5, recording the initial line roughness RO of the surface of the test board 14 coated with the DSAN material in the antifouling performance test cavity 11 during the forward and backward rotation movement of the lead screw 31, feeding back data to the touch control screen 4 when the data feedback is finished, controlling the driving motor 5 to be closed through the touch control screen 4, spraying sewage on the test board 14 to wait for the liquid bead on the test board 14 to reach static balance, controlling the displacement sensor 33 to work again through the touch control screen 4, recording the static balance line roughness R1 of the surface of the test board 14, feeding back the data to the touch control screen 4, calculating the roughness variation R2 of the test board 14 to be R1-R0 by the touch control screen 4, the antifouling property of the DSAN material can be evaluated by the roughness change amount.
Example 2
The present embodiment is different from embodiment 1 in that:
specifically, the outer wall of one side of the test shell 3, which is far away from the driving motor 5, is equipped with an air pump 15 through an assembly plate, an air outlet of the air pump 15 is connected with a connecting pipeline 16, a communicating pipeline 18 is respectively connected between the three hollow placing plates 13 and the connecting pipeline 16, a switch valve 17 is respectively equipped on the three communicating pipeline 18, the top end of the three hollow placing plates 13 is respectively connected with a plurality of suckers 28, and the plurality of suckers 28 are respectively communicated with the corresponding hollow placing plates 13.
A DSAN-based super-hydrophobic antifouling anti-icing performance test method further comprises the following steps:
three test boards 14 coated with DSAN materials are respectively placed on hollow placing boards 13 of a super-hydrophobic performance test cavity 8, an anti-icing performance test cavity 10 and an antifouling performance test cavity 11, switch valves 17 on three communicating pipelines 18 are respectively opened, an air pump 15 is started through a touch control screen 4, the air pump 15 sucks air, negative pressure environments are presented in the three hollow placing boards 13 through the three communicating pipelines 18, a plurality of suckers 28 of the three hollow placing boards 13 can firmly adsorb the corresponding test boards 14 coated with the DSAN materials, the three test boards 14 are prevented from moving due to the reason of work vibration of a test machine, and the problem that the final test result is influenced by the fact that liquid beads on the surfaces roll due to the movement of the three test boards 14 is avoided.
Example 3
This example differs from examples 1 and 2 in that:
specifically, one side of the top end of the testing shell 3 is located in the superhydrophobic performance testing cavity 8, one side of the bottom end of the upper partition plate 9 is located in the anti-icing performance testing cavity 10, one side of the bottom end of the lower partition plate 9 is located in the antifouling performance testing cavity 11, the spray pipes 7 are connected to the bottom ends of the three spray pipes 7 respectively, a water storage shell 23 is connected to the back of the testing shell 3 and below the three spray pipes 7 respectively, water pumps 20 are assembled on the top ends of the three water storage shells 23 respectively, water suction pipelines 19 are connected between water inlets of the three water pumps 20 and the corresponding water storage shells 23 respectively, water outlets of the three water pumps 20 are connected to the corresponding spray pipes 7 respectively, a water adding pipe 22 is connected to the top end of the upper water storage shell 23 and one side far away from the corresponding water suction pipeline 19, a pipe plug 21 is connected to the top end of the water adding pipe 22, and the superhydrophobic performance testing cavity 8, The anti-icing performance test cavity 10 and the anti-fouling performance test cavity 11 are respectively provided with an inclined water tank 12 at one side far away from the corresponding hollow placing plate 13, a return pipeline 24 is respectively connected between the middle water storage shell 23 and the upper inclined water tank 12 and between the lower water storage shell 23 and the middle inclined water tank 12, a sewage adding pipe 25 is connected at one side far away from the corresponding water suction pipeline 19 at the top end of the lower water storage shell 23, and a sewage outlet pipe 26 is connected at the back of the test shell 3 and at the position corresponding to the lower inclined water tank 12.
A DSAN-based super-hydrophobic antifouling anti-icing performance test method further comprises the following steps:
the pipe plug 21 is pulled out, a certain amount of deionized water is added into the upper water storage shell 23 through the water adding pipe 22, the water adding is completed, the pipe plug 21 is covered, the upper water pump 20 is controlled to be started through the touch control screen 4, the upper water pump 20 pumps the deionized water in the upper water storage shell 23 into the upper spray pipe 7 through the upper water suction pipeline 19, and the deionized water in the upper spray pipe 7 is sprayed onto the test board 14 coated with the DSAN material in the super-hydrophobic performance test cavity 8 through the upper spray head 6;
deionized water in the super-hydrophobic performance testing cavity 8 flows into the middle water storage shell 23 through the upper inclined water tank 12 and the upper return pipeline 24, the middle water pump 20 is controlled to be started through the touch control screen 4, the middle water pump 20 pumps the deionized water in the middle water storage shell 23 into the middle spray pipe 7 through the middle water suction pipeline 19, and the deionized water in the middle spray pipe 7 is sprayed onto the testing board 14 coated with the DSAN material in the anti-icing performance testing cavity 10 through the middle spray head 6;
deionized water in the anti-icing performance testing cavity 10 flows into the lower water storage shell 23 through the middle inclined water tank 12 and the middle return pipeline 24, sewage is added into the deionized water in the lower water storage shell 23 through the sewage adding pipe 25 to obtain mixed water, the lower water pump 20 is controlled to be started through the touch control screen 4, the lower water pump 20 pumps the mixed water in the lower water storage shell 23 into the lower spray pipe 7 through the lower water suction pipeline 19, and the mixed water in the lower spray pipe 7 is sprayed onto the testing board 14 coated with the DSAN material in the anti-icing performance testing cavity 11 through the lower spray head 6;
the deionized water in the antifouling performance test chamber 11 is discharged through the lower inclined water tank 12 and the sewage outlet pipe 26.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. A super hydrophobic antifouling anti-icing performance test device based on DSAN, includes test casing (3), its characterized in that: the inside equidistance of test casing (3) is connected with two baffles (9), the top form super hydrophobic performance test cavity (8) between baffle (9) and test casing (3), on test casing (3) and be located super hydrophobic performance test cavity (8) lean on the top equidistance to be equipped with a plurality of imagers (27), top baffle (9) and below form anti-icing performance test cavity (10) between baffle (9) and test casing (3), top the bottom of baffle (9) just is located and is furnished with refrigerator (29) in anti-icing performance test cavity (10), form antifouling performance test cavity (11) between baffle (9) and test casing (3), the below the bottom of baffle (9) just is located and removes in antifouling performance test cavity (11) and is connected with displacement sensor (33), super hydrophobic performance test cavity (8)'s, The bottom of anti-icing capability test cavity (10) and antifouling capability test cavity (11) is connected with cavity respectively and places board (13), in anti-icing capability test cavity (10) the top that board (13) were placed to cavity is equipped with electronic scale (30), in antifouling capability test cavity (11) the cavity is placed and is put on board (13) and survey test panel (14), one side of test housing (3) is provided with test door (2), the one end of test door (2) is passed through the axis of rotation with the one end of test housing (3) and is connected, the other end of test door (2) and the other end of test housing (3) open and shut through the tool to lock and be connected, the last equipment of test door (2) is equipped with touch control screen (4).
2. The DSAN-based superhydrophobic, antifouling and anti-icing performance testing apparatus of claim 1, wherein: the outer wall of the test shell (3) is provided with a driving motor (5), a moving groove (34) is formed in the bottom end of the partition plate (9) below the test shell, a lead screw (31) is rotatably connected to the inside of the moving groove (34), a moving block (32) is connected to the lead screw (31) through a transmission nut in a transmission mode, and the moving block (32) is connected with a displacement sensor (33).
3. The DSAN-based superhydrophobic, antifouling and anti-icing performance testing apparatus of claim 2, wherein: one end of the screw rod (31) is connected with an output shaft of the driving motor (5) through a coupler, and the other end of the screw rod (31) is connected with the inner wall of the testing shell (3) through a bearing.
4. The DSAN-based superhydrophobic, antifouling and anti-icing performance testing apparatus of claim 1, wherein: and a transparent observation window (1) is assembled on one side of the test door (2) far away from the touch control screen (4).
5. The DSAN-based superhydrophobic, antifouling and anti-icing performance testing apparatus of claim 2, wherein: the test shell (3) is kept away from one side outer wall of driving motor (5) and is equipped with air pump (15) through the assembly plate, the air outlet of air pump (15) is connected with connecting tube (16), and is three board (13) and connecting tube (16) are placed to the cavity and between be connected with communicating pipe (18), three are placed respectively to be equipped with ooff valve (17), three on communicating pipe (18) the top that board (13) were placed to the cavity is connected with a plurality of sucking disc (28), a plurality of board (13) intercommunication is placed with corresponding cavity respectively to sucking disc (28).
6. The DSAN-based superhydrophobic, antifouling and anti-icing performance testing apparatus of claim 1, wherein: the testing device is characterized in that one side of the top end of the testing shell (3) is positioned in the super-hydrophobic performance testing cavity (8), the upper side of the bottom end of the partition plate (9) is positioned in the anti-icing performance testing cavity (10) and the lower side of the partition plate (9) is positioned in the anti-fouling performance testing cavity (11) and is respectively connected with a spray pipe (7), the bottom ends of the three spray pipes (7) are respectively connected with a plurality of spray heads (6), the back surface of the testing shell (3) is respectively connected with a water storage shell (23) corresponding to the lower sides of the three spray pipes (7), the top ends of the three water storage shells (23) are respectively provided with water pumps (20), water inlets of the three water pumps (20) are respectively connected with water absorbing pipelines (19) corresponding to the water storage shells (23), and water outlets of the three water pumps (20) are respectively connected with the corresponding spray pipes (7), a water adding pipe (22) is connected with the top end of the upper water storage shell (23) and one side far away from the corresponding water absorbing pipeline (19), the top end of the water adding pipe (22) is connected with a pipe plug (21), inclined water tanks (12) are respectively arranged in the super-hydrophobic performance testing cavity (8), the anti-icing performance testing cavity (10) and the antifouling performance testing cavity (11) and at one side far away from the corresponding hollow placing plate (13), a backflow pipeline (24) is respectively connected between the middle water storage shell (23) and the upper inclined water tank (12) and between the middle water storage shell (23) and the middle inclined water tank (12), a sewage adding pipe (25) is connected at the top end of the lower water storage shell (23) and at one side far away from the corresponding water absorbing pipeline (19), and a sewage outlet pipe (26) is connected to the back surface of the testing shell (3) and the position corresponding to the lower inclined water tank (12).
7. A DSAN-based super-hydrophobic antifouling anti-icing performance test method is characterized by comprising the following steps:
s1: opening a test door (2) of the test device, respectively placing three test boards (14) coated with DSAN materials on hollow placing boards (13) of a super-hydrophobic performance test cavity (8), an anti-icing performance test cavity (10) and an antifouling performance test cavity (11), and closing the test door (2);
s2: opening switch valves (17) on the three communicating pipelines (18) respectively, starting an air pump (15) through a touch control screen (4), sucking air by the air pump (15), and enabling the three hollow placing plates (13) to present a negative pressure environment through the three communicating pipelines (18) so that a plurality of suckers (28) of the three hollow placing plates (13) can firmly adsorb the corresponding test plate (14) coated with the DSAN material;
s3: pulling out the pipe plug (21), adding a certain amount of deionized water into the upper water storage shell (23) through the water adding pipe (22), completing water adding, and covering the pipe plug (21);
s4: the upper water pump (20) is controlled to start through the touch control screen (4), the upper water pump (20) pumps the deionized water in the upper water storage shell (23) to the upper spray pipe (7) through the upper water suction pipeline (19), deionized water in the upper spray pipe (7) is sprayed onto a test board (14) coated with DSAN materials in the super-hydrophobic performance test cavity (8) through the upper spray head (6) to wait for liquid beads on the test board (14) to reach static balance, the method comprises the steps that a plurality of imagers (27) are controlled to shoot a test board (14) through a touch control screen (4), the plurality of imagers (27) transmit shot pictures into the touch control screen (4), a tester establishes a liquid bead model through the touch control screen (4), reads the bottom surface area and the volume of a liquid bead, and obtains the absolute contact area and the residual absolute volume of the liquid bead to evaluate the hydrophobicity of the DSAN material;
s5: deionized water in the super-hydrophobic performance testing cavity (8) flows into the middle water storage shell (23) through the upper inclined water tank (12) and the upper return pipeline (24);
s6: the electronic scale (30) is used for weighing the weight G0 of a dry test board (14) coated with the DSAN material in the anti-icing performance test cavity (10), feeding weight data back to the touch control screen (4), controlling the start of an intermediate water pump (20) through the touch control screen (4), pumping deionized water in an intermediate water storage shell (23) into an intermediate spray pipe (7) through an intermediate water suction pipeline (19) by the intermediate water pump (20), spraying the deionized water in the intermediate spray pipe (7) onto the test board (14) coated with the DSAN material in the anti-icing performance test cavity (10) through an intermediate spray head (6), controlling the refrigeration of the refrigerator (29) through the touch control screen (4), controlling the refrigeration time to be up, controlling the refrigerator (29) to be closed through the touch control screen (4), weighing the weight G1 of the test board (14) with the ice coating amount by the electronic scale (30), and feeding the weight data back to the touch control screen (4), the touch control screen (4) calculates the weight variation G2 of the test board (14) to be G1-G0, and the anti-icing performance of the DSAN material can be evaluated through the weight variation;
s7: deionized water in the anti-icing performance test cavity (10) flows into the lower water storage shell (23) through the middle inclined water tank (12) and the middle backflow pipeline (24), and sewage is added into the deionized water in the lower water storage shell (23) through the sewage adding pipe (25) to obtain mixed water;
s8: the positive and negative rotation of the driving motor (5) is controlled through the touch control screen (4), the positive and negative rotation of the lead screw (31) is driven by the driving motor (5), in the positive and negative rotation process of the lead screw (31), the moving block (32) reciprocates on the lead screw (31), the moving block (32) drives the displacement sensor (33) to reciprocate, in the reciprocating process of the displacement sensor (33), the initial line roughness RO of the surface of the test board (14) coated with the DSAN material in the antifouling performance test cavity (11) is recorded, the data is fed back to the touch control screen (4), the data feedback is completed, the driving motor (5) is controlled to be closed through the touch control screen (4), the lower water pump (20) is controlled to be started through the touch control screen (4), the lower water pump (20) pumps the mixed water in the lower shell (23) into the lower spray pipe (7) through the lower water suction pipeline (19), the mixed water in the lower spray pipe (7) is sprayed onto a test board (14) coated with a DSAN material in an antifouling performance test cavity (11) through a lower spray header (6), the static balance of a liquid bead on the test board (14) is waited, a displacement sensor (33) is controlled to work again through a touch control screen (4), the roughness R1 of a static balance line on the surface of the test board (14) is recorded, data are fed back to the touch control screen (4), the roughness variation R2 of the test board (14) is calculated by the touch control screen (4) to be R1-R0, and the antifouling performance of the DSAN material can be evaluated through the roughness variation;
s9: and discharging the mixed water in the antifouling performance testing cavity (11) through the lower inclined water tank (12) and the sewage outlet pipe (26), and finishing the testing work.
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