Friction coefficient testing device for anti-skid coating of cultivation work ship deck

Abstract

The invention relates to the technical field of friction coefficient measuring devices, and discloses a device for testing the friction coefficient of an anti-skid coating of a cultivation work ship deck. Comprising a testing platform, a friction coefficient testing mechanism arranged below the testing platform, a driving mechanism arranged on the testing platform and used for driving the friction coefficient testing mechanism to horizontally move, and a partition assembly and a water spraying assembly arranged in the middle of the lower surface of the testing platform; through the arrangement of the high-pressure nozzles, in the moving process of the testing platform, high-pressure gas can automatically clean a deck testing area through the high-pressure nozzles, dust attached to the surface of a deck is effectively removed, manual pre-cleaning is not needed, the testing efficiency is remarkably improved, meanwhile, seawater is sprayed to the designated testing area through the water spraying assembly, and the testing efficiency is improved. The environment of the residual seawater on the deck in the actual operation of the cultivation work ship is accurately simulated, and the technical problems that an existing portable sliding friction instrument needs to be manually cleaned and cannot simulate the residual seawater environment are solved.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of friction coefficient measuring devices, and particularly relates to a friction coefficient testing device for a deck anti-skid coating of a fish-farming work ship. BACKGROUND

[0002] The deck of a fish-farming work ship is a core open area of the work ship for carrying out aquaculture operations and ensuring ship operation, and has dual functions of production operation and function bearing. The deck is usually made of anti-skid and corrosion-resistant materials, and is divided into an aquaculture equipment operation area (such as a net cage lifting area, a bait feeding device control area), a fry / fish transfer area, a material storage area and a crew operation channel. Some decks are also equipped with lifting equipment, pipeline interfaces and safety protection facilities, and can directly cooperate with underwater aquaculture systems to complete key processes such as fry release, feed feeding and fish harvesting, while meeting the stability and safety requirements during ship navigation.

[0003] In order to ensure the safety of personnel and equipment and avoid slipping, falling or equipment sliding accidents caused by a wet and slippery deck, the friction coefficient of the anti-skid coating of the deck of the fish-farming work ship needs to be tested regularly to ensure that the anti-skid performance of the coating meets the safety standards for ship operations and navigation. The existing technology generally measures the friction coefficient by using a portable sliding friction instrument. However, the deck needs to be manually cleaned before measurement, which is low in efficiency and cannot simulate the environment of residual seawater on the deck during actual operation.

[0004] Therefore, it is necessary to provide a friction coefficient testing device for a deck anti-skid coating of a fish-farming work ship to solve the above technical problems. SUMMARY

[0005] The present application aims to provide a friction coefficient testing device for a deck anti-skid coating of a fish-farming work ship, which can automatically clean the deck test area by high-pressure nozzles during the movement of the test platform, and spray seawater on the designated test area by a water spraying assembly to accurately simulate the environment of residual seawater on the deck during actual operation of the fish-farming work ship.

[0006] The above technical purpose of the present application is achieved by the following technical scheme: a friction coefficient testing device for a deck anti-skid coating of a fish-farming work ship, comprising a test platform, a friction coefficient testing mechanism arranged below the test platform, a driving mechanism arranged on the test platform for driving the friction coefficient testing mechanism to move horizontally, a partition assembly and a water spraying assembly arranged at the middle of the lower surface of the test platform, the friction coefficient testing mechanism is arranged in two and distributed on both sides of the partition assembly, the water spraying assembly is arranged on one side of the partition assembly, and the two sides of the partition assembly are both provided with a shunt box, a plurality of high-pressure nozzles are installed on the shunt box, and the high-pressure nozzles are arranged obliquely downward.

[0007] The further arrangement of the present application is that the partition assembly comprises a partition plate, a rotating shaft, a transmission wheel and a flexible water isolation belt, the partition plate, the rotating shaft and the transmission wheel are provided with two, the two partition plates are fixedly connected with the lower surface of the test platform, a gap is arranged between the two partition plates, the two rotating shafts are arranged in parallel and penetrate through the two partition plates, the rotating shafts are rotatably connected with the partition plates, the two rotating shafts are distributed on the two sides inside the gap, the two transmission wheels are fixedly sleeved on the two rotating shafts, the flexible water isolation belt is sleeved on the two transmission wheels, the height of the bottom wall of the flexible water isolation belt is lower than the height of the bottom wall of the partition plate, and the bottom wall of the flexible water isolation belt is in contact with the deck during testing.

[0008] The further arrangement of the present application is that the upper surface of the test platform is provided with a gas storage tank, the gas outlet end of the gas storage tank is connected with two gas conveying pipes through electromagnetic valves, and the gas conveying pipes are communicated with the shunt box.

[0009] The further arrangement of the present application is that the two sides of the partition plate are fixedly provided with longitudinal guide rails, a sliding seat three is slidingly arranged in the longitudinal guide rail, the sliding seat three is fixedly connected with the shunt box, the bottom wall of the sliding seat three is elastically connected with the bottom wall of the longitudinal guide rail through a spring three, the bottom of the gas conveying pipe is communicated with the shunt box through a telescopic pipe, a regulating plate is fixedly arranged on the side wall of the partition plate close to the shunt box, a ball is embeddedly arranged on the top of the regulating plate, the two ends of the rotating shaft are fixedly sleeved with cams, and the two cams are respectively in contact with the balls on the top of the two regulating plates.

[0010] The further arrangement of the present application is that the driving mechanism comprises a screw rod, a motor and a sliding seat one, a sliding groove is formed in the test platform, the sliding seat one is slidingly arranged in the sliding groove, the screw rod penetrates through the sliding seat one and is threadedly connected with the sliding seat one, the motor is fixedly arranged on the test platform, and the output end of the motor is fixedly connected with one end of the screw rod.

[0011] The further arrangement of the present application is that the upper surface of the sliding seat one is fixedly provided with a gas cylinder one, the output end of the gas cylinder one penetrates through the sliding seat one, and the output end of the gas cylinder one is fixedly connected with the lifting plate.

[0012] The further arrangement of the present application is that the friction coefficient test mechanism comprises an elastic connection assembly, a transverse guide rail, a sliding seat two slidingly arranged in the transverse guide rail, a spring two and a pressure sensor one arranged in the transverse guide rail, a pressure sensor two fixedly arranged on the lower surface of the sliding seat two and a test block fixedly arranged on the detection end of the pressure sensor two, the transverse guide rail is elastically connected with the lifting plate through the elastic connection assembly, the pressure sensor one is fixedly arranged on the inner side wall of the transverse guide rail, and the sliding seat two is elastically connected with the detection end of the pressure sensor one through the spring two.

[0013] The further arrangement of the present application is that the elastic connecting assembly comprises a connecting cylinder, a connecting column and a spring one, the top end of the connecting column is fixedly connected with the lifting plate, the bottom end of the connecting cylinder is fixedly connected with the upper surface of the transverse guide rail, the bottom end of the connecting column extends into the connecting cylinder, and the connecting column and the connecting cylinder are in sliding fit, and the connecting column is elastically connected with the bottom wall of the connecting cylinder through the spring one.

[0014] The further arrangement of the present application is that the water spraying assembly comprises a water storage tank arranged on the upper surface of the test platform, a water spraying head mounted on the lower surface of the test platform, a water pump mounted on the top wall of the water spraying head and a water delivery pipe, the top end of the water delivery pipe is in communication with the water storage tank, the bottom end of the water delivery pipe is in communication with the water inlet end of the water pump, the water outlet end of the water pump is in communication with the water spraying head, and a plurality of water spraying holes are formed in the bottom of the water spraying head.

[0015] The further arrangement of the present application is that the two sides of the upper surface of the test platform are fixedly provided with air cylinders two, the output ends of the two air cylinders two are fixedly provided with electromagnets, and the electromagnets are arranged below the test platform.

[0016] In summary, the present application has the following advantages: through the arrangement of the high-pressure spray head, the high-pressure gas can automatically clean the deck test area through the high-pressure spray head during the movement of the test platform, effectively removing the dust attached to the surface of the deck, without the need for manual pre-cleaning, significantly improving the test efficiency, and at the same time, the water spraying assembly sprays seawater to the designated test area, accurately simulating the environment of the residual seawater on the deck in the actual operation of the fishery work ship, solving the technical problem that the existing portable sliding friction instrument needs manual cleaning and cannot simulate the seawater residual environment, providing more actual working conditions for the friction coefficient test, and ensuring the accuracy and practicality of the test results; through the cooperation of the flexible water barrier, the shaft, the transmission wheel and the partition plate in the partition assembly, the flexible water barrier can be highly attached to the deck and rotate synchronously with the movement of the test platform, forming an effective water partition structure with the partition plate, ensuring that the seawater sprayed by the water spraying assembly is only retained in the test area on one side, realizing the partition test under the two working conditions of deck drying and seawater attachment in the same test process without repeated adjustment of the device or test position; at the same time, the horizontal thrust and vertical pressure of the test block can be automatically detected through the cooperation of the pressure sensor one, the pressure sensor two and the elastic connecting assembly in the friction coefficient test mechanism, and the static and dynamic friction coefficients can be automatically calculated through the software of the control panel, further improving the test efficiency and data accuracy, providing efficient and reliable technical support for the performance detection of the deck antiskid coating of the fishery work ship, and ensuring the safety of personnel and equipment. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is one of the three-dimensional structure schematic diagrams of the present application; Figure 2 It is the second three-dimensional structure schematic diagram of the present application; Figure 3 Fig. 1 is a three-dimensional structure schematic diagram of the friction coefficient testing mechanism of the present application; Figure 4 Fig. 2 is a sectional structure schematic diagram of the friction coefficient testing mechanism of the present application; Figure 5 Fig. 3 is a three-dimensional structure schematic diagram of the partition assembly of the present application; Figure 6 Fig. 4 is a split structure schematic diagram of the partition assembly of the present application; Figure 7 Fig. 5 is a structure schematic diagram of the cam, longitudinal guide rail and high-pressure spray head of the present application; Figure 8 Fig. 6 is a structure schematic diagram of the longitudinal guide rail, slide three and spring three of the present application; Figure 9 Fig. 7 is a structure schematic diagram of the shunt box and adjusting plate of the present application; Figure 10 Fig. 8 is a structure schematic diagram of the water spraying assembly of the present application.

[0018] Fig. 1 is a three-dimensional structure schematic diagram of the friction coefficient testing mechanism of the present application; DETAILED DESCRIPTION

[0019] The present application will be further described below in conjunction with the accompanying drawings of the embodiments of the present application.

[0020] Please refer to Figures 1-6The embodiment of the application discloses a kind of friction coefficient testing devices of aquaculture factory ship deck antiskid coating, including test platform 1, friction coefficient testing mechanism being arranged below test platform 1, drive mechanism for driving friction coefficient testing mechanism horizontal movement being arranged on test platform 1, partition component and water spraying component being arranged in the middle of the lower surface of test platform 1, the friction coefficient testing mechanism is provided with two and is distributed in the two sides of partition component, the water spraying component is arranged in one side of partition component, the two sides of partition component are provided with shunt box 26, a plurality of high-pressure nozzles 27 are installed on shunt box 26, and high-pressure nozzle 27 is inclined downwardly arranged;During the movement of test platform 1, high-pressure gas is injected into shunt box 26, and high-pressure gas is sprayed out by high-pressure nozzle 27, so that the deck area below test platform 1 is cleaned, to prevent the test accuracy from being affected by the dust attached to the deck, the two friction coefficient testing mechanisms can be used to test the friction coefficient of the clamping plate area on both sides of the partition component, and sea water is sprayed to the area on one side of the partition 22 by the water spraying component before testing, so that the sea water is attached to the deck surface, to realize the friction coefficient measurement when there is sea water on the deck, and the other side of the partition 22 is in a dry state, to realize the friction coefficient measurement under dry conditions of the deck, and the friction coefficients of the deck under two conditions can be measured.

[0021] Wherein, refer to Figure 5 And Figure 6 The partition component includes partition 22, shaft 23, transmission wheel 24 and flexible water barrier 25, the partition 22, shaft 23 and transmission wheel 24 are provided with two, the two partitions 22 are fixedly connected with the lower surface of test platform 1, a gap is provided between the two partitions 22, the two shafts 23 are arranged in parallel and penetrate through the two partitions 22, the shaft 23 is rotatably connected with the partition 22, the two shafts 23 are distributed on the two sides inside the gap, the two transmission wheels 24 are respectively fixedly sleeved on the two shafts 23, the flexible water barrier 25 is sleeved on the two transmission wheels 24, the height of the bottom wall of the flexible water barrier 25 is lower than the height of the bottom wall of the partition 22, and the bottom wall of the flexible water barrier 25 is in contact with the deck during testing, the flexible water barrier 25 drives the transmission wheel 24 to rotate with the horizontal movement of test platform 1, the height of the flexible water barrier 25 is matched with the deck, and the stop effect of the partition 22 can effectively separate the two friction coefficient testing mechanisms, so that the water flow sprayed by the water spraying component cannot flow to the other side of the partition 22, thereby ensuring the accuracy of partition test, and the water blocking effect is better than that of only setting the partition 22 to stop, which effectively avoids the wear caused by the direct friction between the partition 22 and the deck.

[0022] Wherein, refer to Figure 1 And 10The water spraying assembly comprises a water storage tank 18 arranged on the upper surface of the test platform 1, a water spraying head 19 arranged on the lower surface of the test platform 1, a water pump 20 arranged on the top wall of the water spraying head 19, and a water delivery pipe 21, the top end of the water delivery pipe 21 being communicated with the water storage tank 18, the bottom end of the water delivery pipe 21 being communicated with the water inlet end of the water pump 20, the water outlet end of the water pump 20 being communicated with the water spraying head 19, and a plurality of water spraying holes being arranged on the bottom of the water spraying head 19; in use, seawater is put into the water storage tank 18, the water pump 20 is started, the seawater in the water storage tank 18 is input into the water spraying head 19 through the water delivery pipe 21 and the water pump 20, and then sprayed out through the plurality of water spraying holes on the bottom of the water spraying head 19, so that the sprayed seawater covers the test area of one of the friction coefficient test mechanisms.

[0023] Wherein, refer to Figure 1 and Figure 3 The driving mechanism comprises a screw rod 13, a motor 14 and a sliding seat 1, a sliding groove 101 is arranged on the test platform 1, the sliding seat 1 is slidingly arranged in the sliding groove 101, the screw rod 13 penetrates through the sliding seat 1 and is threadedly connected with the sliding seat 1, the motor 14 is fixedly arranged on the test platform 1, and one end of the screw rod 13 is fixedly connected with the output end of the motor 14; the upper surface of the sliding seat 1 is fixedly provided with a cylinder 1, the output end of the cylinder 1 penetrates through the sliding seat 1, and the output end of the cylinder 1 is fixedly connected with a lifting plate 15; the motor 14 can drive the screw rod 13 to rotate, the screw rod 13 drives the sliding seat 1 to move horizontally when rotating, so as to drive the lifting plate 15 to move horizontally, and the output end of the cylinder 1 can drive the lifting plate 15 to lift and lower when extending and retracting, so that the friction coefficient test mechanism can move horizontally and lift.

[0024] Wherein, refer to Figure 3 and Figure 4, the friction coefficient testing mechanism includes elastic connecting assembly, transverse guide rail 7, sliding seat two 8 slidingly installed inside transverse guide rail 7, spring two 9 arranged inside transverse guide rail 7 and pressure sensor one 10, pressure sensor two 11 fixedly installed on the lower surface of sliding seat two 8 and test block 12 fixedly installed on the detection end of pressure sensor two 11, the transverse guide rail 7 is elastically connected with the lifting plate 15 through the elastic connecting assembly, the pressure sensor one 10 is fixedly installed on the inner side wall of the transverse guide rail 7, and the sliding seat two 8 is elastically connected with the detection end of the pressure sensor one 10 through the spring two 9; the elastic connecting assembly includes connecting cylinder 4, connecting column 5 and spring one 6, the top end of the connecting column 5 is fixedly connected with the lifting plate 15, the bottom end of the connecting cylinder 4 is fixedly connected with the upper surface of the transverse guide rail 7, the bottom end of the connecting column 5 extends into the connecting cylinder 4, and the connecting column 5 is slidingly matched with the connecting cylinder 4, and the connecting column 5 is elastically connected with the bottom wall of the connecting cylinder 4 through the spring one 6; the inner wall of the connecting cylinder 4 is provided with a limiting protrusion, so that the connecting cylinder 4 can only move up and down relative to the connecting column 5, and the connecting cylinder 4 cannot rotate, during testing, the lifting plate 15 is first driven to descend by the cylinder one 3, the transverse guide rail 7 is driven to move downward by the elastic connecting assembly when the lifting plate 15 descends, the test block 12 is driven to move downward by the sliding seat two 8 and the pressure sensor two 11 when the transverse guide rail 7 moves downward, so that the test block 12 is pressed on the deck, the pressure value of the test block 12 acting on the deck can be detected by the pressure sensor two 11, then the connecting column 5 is driven to move downward by the continuous descent of the lifting plate 15 to compress the spring one 6, the greater the compression degree of the spring one 6 is, the greater the pressure of the test block 12 acting on the deck is, when the pressure value rises to meet the testing requirements, the lifting plate 15 is driven to move horizontally by the driving mechanism, the transverse guide rail 7 is driven to move horizontally by the elastic connecting assembly when the lifting plate 15 moves horizontally, so that the spring two 9 is gradually compressed, the thrust value borne by the sliding seat two 8 can be detected by the pressure sensor one 10, the thrust is acted on the test block 12 by the pressure sensor two 11, so that the horizontal thrust borne by the test block 12 and the vertical pressure acting on the deck can be measured, and the friction coefficient of the deck can be automatically calculated by the software on the operation panel 38, when the static friction coefficient is calculated, the test block 12 is pressed on the deck, the pressure value of the test block 12 acting on the deck is detected by the pressure sensor two 11, which is positive pressure N, as the lifting plate 15 descends, the connecting column 5 moves downward to compress the spring one 6, when the test block 12 is about to slide, the maximum thrust value borne by the sliding seat two 8 is detected by the pressure sensor one 10, which is the static friction force f s , according to the formula μ s =f s / N, the software in the control panel 38 can automatically calculate the static friction coefficient by obtaining the real-time data of the pressure sensor one 10 and the pressure sensor two 11; when calculating the dynamic friction coefficient, the test block 12 starts to slide, and the pressure sensor one 10 detects the stable thrust value of the sliding seat two 8 at this time, which is the dynamic friction force f k , the pressure value detected by the pressure sensor two 11 is still the positive pressure N, according to the formula μ k =f k / N, the software in the control panel 38 can automatically calculate the dynamic friction coefficient by obtaining the real-time data of the pressure sensor one 10 and the pressure sensor two 11 in the uniform sliding stage of the test block 12.

[0025] In the embodiment, preferably, the upper surface of the test platform 1 is fixedly provided with two air cylinders two 16 on both sides, the output ends of the two air cylinders two 16 are fixedly provided with electromagnets 17, and the electromagnets 17 are arranged below the test platform 1; during testing, in order to avoid the movement of the test platform 1 affecting the testing accuracy, the output end of the air cylinder two 16 is controlled to extend so that the electromagnet 17 contacts the deck, and then the electromagnet 17 is turned on, so that the electromagnet 17 is magnetically attracted to the deck, thereby fixing the test platform 1 and preventing the test platform 1 from moving.

[0026] In the embodiment, preferably, one side of the top of the test platform 1 is fixedly provided with a push handle 37, the top of the push handle 37 is provided with a control panel 38, and the bottom of the test platform 1 is provided with a plurality of universal wheels 102, so that the test platform 1 can move on the deck; the test platform 1 can be moved by the push handle 37 to move the device to different areas for detection, the device can be controlled to work by the control panel 38, and the measured friction coefficient can be displayed, the control panel 38 has a control module and can be used to control the operation of the motor 14, the air cylinder one 3, the air cylinder two 16, the water pump 20 and the like, realize the work of the friction coefficient testing mechanism, and the like, and the control panel 38 also has a display module, which can display the pressure values detected by the pressure sensor one 10 and the pressure sensor two 11, and automatically calculate the static friction coefficient and the dynamic friction coefficient in real time, in addition, the control panel 38 is also provided with a storage module, which can store the measurement data for subsequent viewing and analysis, and the implementation modes of the above functions are all prior art.

[0027] Please refer to Figures 7-9 , in the embodiment of the application, the upper surface of the test platform 1 is provided with a gas storage tank 36, the gas outlet end of the gas storage tank 36 is connected with two gas supply pipes 28 through electromagnetic valves, and the gas supply pipes 28 are communicated with the shunt box 26; the gas storage tank 36 can input gas into the gas supply pipe 28, and the gas is sprayed from the high-pressure nozzle 27 through the shunt box 26, thereby cleaning the deck.

[0028] In the embodiment, preferably, longitudinal rails 30 are fixedly installed on both sides of the partition plate 22, a sliding seat three 31 is slidingly installed in the longitudinal rails 30, the sliding seat three 31 is fixedly connected with the shunt box 26, the bottom wall of the sliding seat three 31 is elastically connected with the bottom wall of the longitudinal rails 30 through a spring three 32, the bottom of the gas conveying pipe 28 is connected with the shunt box 26 in communication through an elastic pipe 29, an adjusting plate 34 is fixedly installed on the side wall close to the partition plate 22 of the shunt box 26, a ball 35 is embeddedly installed on the top of the adjusting plate 34, cam wheels 33 are fixedly sleeved on both ends of the rotating shaft 23, and the two cam wheels 33 are respectively in contact with the balls 35 on the top of the two adjusting plates 34. During the movement of the test platform 1, the flexible apron 25 drives the rotating shaft 23 to rotate through the transmission wheel 24, the rotating shaft 23 drives the two cam wheels 33 to rotate when rotating, and the elastic force of the spring three 32 is matched to make the cam wheel 33 drive the shunt box 26 to reciprocatingly ascend and descend through the adjusting plate 34 when rotating, thereby driving the high-pressure nozzle 27 to reciprocatingly ascend and descend, so that the high-pressure nozzle 27 can automatically adjust the gas spraying position, thereby improving the cleaning effect on the deck, the power of the flexible apron 25 rotating can be used to drive the high-pressure nozzle 27 to reciprocatingly ascend and descend, other electrical driving structures do not need to be arranged, the synchronism is good, and the production and maintenance costs of the device are reduced.

[0029] The above is only the preferred embodiment of the present application, so equivalent changes or modifications made according to the structure, features and principles described in the patent application range of the present application are included in the patent application range of the present application.

Claims

1. A friction coefficient testing device for an anti-skid coating on a deck of an aquaculture vessel, comprising a testing platform (1), a friction coefficient testing mechanism disposed below the testing platform (1), a driving mechanism disposed on the testing platform (1) for driving the friction coefficient testing mechanism to move horizontally, a partition assembly and a water spray assembly disposed in the middle of the lower surface of the testing platform (1), characterized in that: The friction coefficient testing mechanisms are provided with two and are distributed on both sides of the partition assembly. The water spray assembly is provided on one side of the partition assembly. A diversion box (26) is provided on both sides of the partition assembly. A plurality of high-pressure nozzles (27) are installed on the diversion box (26). The high-pressure nozzles (27) are provided obliquely downward.

2. The friction coefficient testing device for the anti-skid coating of the deck of an aquaculture vessel according to claim 1, characterized in that: The partition assembly includes a partition (22), a rotating shaft (23), a transmission wheel (24) and a flexible watertight belt (25). The partition (22), the rotating shaft (23) and the transmission wheel (24) are each provided with two, the two partitions (22) are fixedly connected to the lower surface of the test platform (1), a gap is provided between the two partitions (22), the two rotating shafts (23) are provided in parallel with each other and pass through the two partitions (22), the rotating shaft (23) is rotatably connected to the partition (22), the two rotating shafts (23) are distributed on both sides inside the gap, the two transmission wheels (24) are fixedly sleeved on the two rotating shafts (23), the flexible watertight belt (25) is sleeved on the two transmission wheels (24), the height of the bottom wall of the flexible watertight belt (25) is lower than the height of the bottom wall of the partition (22), and during testing, the bottom wall of the flexible watertight belt (25) contacts the deck.

3. The friction coefficient testing device for the anti-skid coating of the deck of an aquaculture vessel according to claim 2, characterized in that: An air storage tank (36) is provided on the upper surface of the test platform (1), and an air outlet of the air storage tank (36) is connected to two air delivery pipes (28) via a solenoid valve, and the air delivery pipes (28) are connected to the diversion box (26).

4. The friction coefficient testing device for the anti-skid coating of the aquaculture vessel deck according to claim 3, characterized in that: The partition (22) is fixedly installed with longitudinal guide rails (30) on both sides, and a slide seat (31) is slidably installed inside the longitudinal guide rail (30). The slide seat (31) is fixedly connected to the diversion box (26). The bottom wall of the slide seat (31) is elastically connected to the bottom wall of the longitudinal guide rail (30) through a spring (32). The bottom of the air supply pipe (28) is connected to the diversion box (26) through a telescopic tube (29). The diversion box (26) is fixedly installed with an adjustment plate (34) on the side wall close to the partition (22). The top of the adjustment plate (34) is embedded with a ball (35). Both ends of the rotating shaft (23) are fixedly covered with cams (33). The two cams (33) are in contact with the ball (35) on the top of the two adjustment plates (34) respectively.

5. The friction coefficient testing device for the anti-skid coating of the aquaculture vessel deck according to claim 1, characterized in that: The driving mechanism includes a screw (13), a motor (14) and a slide (2); a slide groove (101) is provided on the test platform (1); the slide (2) is slidably installed in the slide groove (101); the screw (13) passes through the slide (2); and the screw (13) is threadedly connected to the slide (2); the motor (14) is fixedly installed on the test platform (1); and the output end of the motor (14) is fixedly connected to one end of the screw (13).

6. The friction coefficient testing device for the anti-skid coating of the deck of an aquaculture vessel according to claim 5, characterized in that: A cylinder 1 (3) is fixedly mounted on the upper surface of the slide 1 (2), and the output end of the cylinder 1 (3) passes through the slide 1 (2), and the output end of the cylinder 1 (3) is fixedly connected to the lifting plate (15).

7. The friction coefficient testing device for the anti-skid coating of the deck of an aquaculture vessel according to claim 6, characterized in that: The friction coefficient testing mechanism comprises an elastic connection component, a transverse guide rail (7), a slide seat 2 (8) slidably mounted inside the transverse guide rail (7), a spring 2 (9) and a pressure sensor 1 (10) arranged inside the transverse guide rail (7), a pressure sensor 2 (11) fixedly mounted on the lower surface of the slide seat 2 (8), and a test block (12) fixedly mounted on the detection end of the pressure sensor 2 (11), wherein the transverse guide rail (7) is elastically connected to the lifting plate (15) through the elastic connection component, the pressure sensor 1 (10) is fixedly mounted on the inner side wall of the transverse guide rail (7), and the slide seat 2 (8) is elastically connected to the detection end of the pressure sensor 1 (10) through the spring 2 (9).

8. The friction coefficient testing device for the anti-skid coating of the deck of an aquaculture vessel according to claim 7, characterized in that: The elastic connection assembly includes a connection tube (4), a connection column (5) and a spring (6). The top end of the connection column (5) is fixedly connected to the lifting plate (15), the bottom end of the connection tube (4) is fixedly connected to the upper surface of the transverse guide rail (7), the bottom end of the connection column (5) extends into the connection tube (4), and the connection column (5) and the connection tube (4) are slidably matched. The connection column (5) is elastically connected to the bottom wall of the connection tube (4) through the spring (6).

9. The friction coefficient testing device for the anti-skid coating of the deck of an aquaculture vessel according to claim 1, characterized in that: The water spray assembly comprises a water storage tank (18) arranged on the upper surface of the test platform (1), a water spray head (19) installed on the lower surface of the test platform (1), a water pump (20) and a water pipe (21) installed on the top wall of the water spray head (19), the top end of the water pipe (21) is connected to the water storage tank (18), the bottom end of the water pipe (21) is connected to the water inlet end of the water pump (20), the water outlet end of the water pump (20) is connected to the water spray head (19), and a plurality of water spray holes are opened at the bottom of the water spray head (19).

10. The friction coefficient testing device for the anti-skid coating of the deck of an aquaculture vessel according to claim 1, characterized in that: Cylinders 2 (16) are fixedly mounted on both sides of the upper surface of the test platform (1), and electromagnets (17) are fixedly mounted on the output ends of the two cylinders 2 (16), and the electromagnets (17) are arranged below the test platform (1).

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