CN116223359A - Corrosion resistance testing device for water-based zinc-aluminum coating of building metal component - Google Patents
Corrosion resistance testing device for water-based zinc-aluminum coating of building metal component Download PDFInfo
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- CN116223359A CN116223359A CN202310505688.8A CN202310505688A CN116223359A CN 116223359 A CN116223359 A CN 116223359A CN 202310505688 A CN202310505688 A CN 202310505688A CN 116223359 A CN116223359 A CN 116223359A
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- G01N17/00—Investigating resistance of materials to the weather, to corrosion, or to light
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N17/00—Investigating resistance of materials to the weather, to corrosion, or to light
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Abstract
The invention discloses a device for testing the corrosion resistance of a water-based zinc-aluminum coating of a building metal component, which relates to the field of corrosion resistance of building workpieces and comprises a detection box body, wherein a suction cylinder and a water suction cylinder are arranged on the back surface of the detection box body, an electric hydraulic cylinder is arranged on the back surface of the detection box body, a positioning aeration base is arranged at the bottom of the detection box body, a rotatable spraying assembly is arranged on one side above the positioning aeration base, and when the device is used, the electric hydraulic cylinder is started, so that external air is continuously pumped into the positioning aeration base to be aerated, meanwhile, a solution at the bottom in the detection box body is continuously pumped up, uninterrupted spraying is carried out through a rotary spray head, and in the continuous water inlet process, the rotary spray head is turned up and down, the spraying angle is continuously adjusted, so that the condition that the corrosion effect is uneven is always caused when one point of a test workpiece is sprayed is avoided, the test period is effectively shortened, and meanwhile, the test effect is uniform is ensured.
Description
Technical Field
The invention relates to the technical field of corrosion prevention of building workpieces, in particular to a device for testing the corrosion resistance of a water-based zinc-aluminum coating of a building metal component.
Background
At present, in the use process of many metal components for building, the metal components are usually recycled, can be built on site according to requirements, and then are removed and recycled after the use is finished, so that the surfaces of the metal components are usually coated with anti-corrosion coatings for the purpose of prolonging the service life of the metal components.
The water-based zinc-aluminum coating has better acid-base corrosion resistance, but specific corrosion resistance needs to be tested, the traditional testing mode is to soak the water-based zinc-aluminum coating by acid-base solution, so that proper testing solution concentration is usually selected for convenient comparison observation, the soaking testing process is less in contact with oxygen, and the corrosion speed is low, so that the spraying testing mode is mostly adopted, the spray heads are fixed, the point corrosion effect subjected to concentrated spraying is greatly different from that of other positions, and meanwhile, the spraying process lacks sufficient contact with air.
Disclosure of Invention
Aiming at the defects of the prior art, the invention discloses a device for testing the corrosion resistance of a water-based zinc-aluminum coating of a building metal component, which aims to solve the problems in the prior art.
In order to achieve the above purpose, the invention is realized by the following technical scheme: the device for testing the corrosion resistance of the water-based zinc-aluminum coating of the building metal component comprises a detection box body, wherein the detection box body is used for carrying out corrosion resistance comparison test on the metal component; the inside of detecting the box is provided with a plurality of separation baffles that are used for the partition, the back-mounted who detects the box has a pump bowl and a pump bowl, the piston rod is all installed to the inside one end that is relative of pump bowl and pump bowl, the electric hydraulic cylinder is still installed to the back of detecting the box, the output of electric hydraulic cylinder is connected with two sets of piston rods, the separation baffles separates the detection box into a plurality of test slots, and the interior bottom of every test slot all is provided with the location aeration base, location aeration base's top one side is provided with rotatable spray assembly, spray assembly includes rotatory nozzle and sets up at rotatory nozzle back and be used for driving rotatory actuating mechanism of rotatory nozzle, actuating mechanism includes the fixed pipe and sets up the impeller inside the fixed pipe, the drive wheel is installed to the both sides of impeller, rotatory nozzle is connected with the drive wheel transmission, the pump bowl is linked together with rotatory nozzle inside through the fixed pipe, it is linked together with location aeration base's inside to take out.
Preferably, the back of detecting the box body installs the fixing base, electric hydraulic cylinder installs the interior bottom at the fixing base, the fixed slide rail is all installed to the back both sides of detecting the box body, the surface sliding connection of fixed slide rail has the transmission strip, electric hydraulic cylinder's output fixed mounting has the connecting axle, the middle part at the transmission strip is installed to the bottom of connecting axle, the surface at the transmission strip is installed to the tip of piston rod.
Preferably, the air suction cylinder and the water suction cylinder are respectively arranged on the upper side and the lower side of the transmission bar, the top and the side surface of the air suction cylinder are respectively provided with a first one-way valve, the bottom and the side surface of the water suction cylinder are respectively provided with a second one-way valve, the inner bottom of the detection box body is provided with a water suction pipe, the top end of the water suction pipe is connected with a group of second one-way valves, and the end part of the second group of one-way valves is provided with a water inlet pipe.
Preferably, the air inlet pipe is installed at the end part of the first one-way valve on the side surface of the air suction cylinder, the annular array arranged aeration holes are formed in the top of the positioning aeration base, the bottom end of the air inlet pipe is communicated with the inside of the aeration holes, and the positioning aeration base is overhead above the bottom end of the water suction pipe.
Preferably, the end of the water inlet pipe is arranged at the bottom of the fixed pipe, a connecting hose is arranged between the top end of the fixed pipe and the top end of the rotary nozzle, an arc-shaped cover is arranged in the middle of the water inlet pipe, the impeller is rotationally connected inside the arc-shaped cover, a tooth groove of a quarter circle is formed in the outer surface of the driving wheel, a rotary shaft is arranged on the side face of the rotary nozzle, a half gear is fixedly connected with the back face of the rotary nozzle, the gear is meshed with the tooth groove, and the rotary shaft is rotationally connected in the inner side wall of the detection box body.
Preferably, the rotary spray head is movably hinged with the first rotating rod and the second rotating rod respectively on the side wall of the detection box body, one ends of the first rotating rod and the second rotating rod, which are opposite, are movably hinged with a hanging arm, and the bottom end of the hanging arm is rotatably connected with a counterweight hanging block.
Preferably, the top of detecting the box body is installed and is installed the case lid that can overturn, a plurality of location rubber rings are installed at the top of case lid, the mid-mounting of detecting the box body has the holding ring, the centre of a circle coincidence of holding ring, location aeration base and location rubber ring.
Preferably, the bottom of detecting the box installs the drainage base, a plurality of wash ports have been seted up to the inside of drainage base, the one end of wash port is linked together with the inside of test slot, the other end inside of wash port is provided with the gliding sealing plug, the trapezoidal drainage channel of inversion has been seted up to the inside of drainage base, the trapezoidal drainage channel is linked together with the middle part lower surface of wash port, the bottom of trapezoidal drainage channel is provided with outwards delivery port.
Preferably, the side wall of the drainage base is rotationally connected with an adjusting screw, the outer surface of the adjusting screw is in threaded connection with a connecting strip, the sealing plug is fixedly connected to one side of the connecting strip, a limiting shaft is arranged in the drainage base, and the connecting strip is slidably connected to the outer surface of the limiting shaft.
The invention discloses a device for testing the corrosion resistance of a water-based zinc-aluminum coating of a building metal member, which has the following beneficial effects:
through starting electric hydraulic cylinder for the inside piston rod of water pumping section of thick bamboo and air pumping section of thick bamboo starts simultaneously, simultaneously through installing two sets of first check valves and two sets of second check valves respectively at the surface of water pumping section of thick bamboo and air pumping section of thick bamboo, with this realization, along with the continuous repeated flexible of output of electric hydraulic cylinder, make the outside air constantly be taken out to the location aeration base inside and upwards aerate, the solution of the internal bottom of detection box constantly upwards draws up simultaneously, constantly spray through rotatory nozzle, and at the in-process of constantly intaking, rotatory nozzle constantly by the jack-up upset upwards, then the automatic upset downwards again, with this continuous adjustment spray angle, avoid always spraying a point position to test the work piece, the condition that causes the corrosion effect inhomogeneous appears, effectively shorten test cycle, guarantee test effect is even simultaneously.
Through anticlockwise rotation adjusting screw for the connecting strip is at the outside slip of adjusting screw's surface along spacing axle, so drive the sealing plug and follow the inside outside end slip of wash port, finally make the sealing plug remove from the junction of wash port and trapezoidal drainage channel, the inside solution of test tank flows into trapezoidal drainage channel through the wash port this moment, then concentrate the discharge through the delivery port, rethread clockwise rotation adjusting screw after the discharge, make a plurality of sealing plugs remove simultaneously, seal the junction of wash port and trapezoidal drainage channel, with this convenience is in the synchronous operation that opens and shuts of a plurality of test tanks when drainage and retaining.
Drawings
FIG. 1 is a schematic diagram of the front structure of a detection box according to the present invention;
FIG. 2 is a schematic view of the back structure of the detection case of the present invention;
FIG. 3 is a schematic view of the bottom structure of the detection case of the present invention;
FIG. 4 is a schematic view of the top structure of the detection case of the present invention;
FIG. 5 is a side cross-sectional view of the inspection box of the present invention;
FIG. 6 is a schematic view of the outer surface structure of the driving belt of the present invention;
FIG. 7 is a schematic view of a spray assembly of the present invention;
FIG. 8 is a cross-sectional view showing the internal structure of the fixing tube of the present invention;
FIG. 9 is a cross-sectional view showing the internal structure of the drain base of the present invention;
fig. 10 is a plan view showing the internal structure of the drain base of the present invention.
In the figure: 1. detecting a box body; 2. a drainage base; 3. a case cover; 4. an electro-hydraulic cylinder; 5. a suction cylinder; 6. a water pumping cylinder; 7. a transmission bar; 81. rotating the spray head; 82. a rotation shaft; 83. a gear; 84. a first rotating lever; 85. a second rotating lever; 86. a suspension arm; 87. a counterweight suspension block; 881. a fixed tube; 882. a connecting hose; 883. an arc-shaped cover; 884. an impeller; 885. a driving wheel; 886. tooth slots; 9. a test slot; 10. a separation baffle; 11. a positioning ring; 12. positioning an aeration base; 13. positioning a rubber ring; 14. a fixing seat; 15. a connecting shaft; 16. fixing the sliding rail; 17. a piston rod; 18. a first one-way valve; 19. a second one-way valve; 20. a water inlet pipe; 21. a water pumping pipe; 22. an air inlet pipe; 23. aeration holes; 24. a drain hole; 25. a trapezoidal drainage channel; 26. a water outlet; 27. a sealing plug; 28. a connecting strip; 29. adjusting a screw; 30. and a limiting shaft.
Detailed Description
Embodiment one of the invention
1-10, the device for testing the corrosion resistance of the water-based zinc-aluminum coating of the building metal component comprises a detection box body 1, wherein the detection box body 1 is used for carrying out corrosion resistance comparison test on the metal component; the inside of detection box 1 is provided with a plurality of separation baffles 10 that are used for the partition, the back-mounted of detection box 1 has gas pump 5 and water pump 6, the piston rod 17 is all installed to the inside one end that gas pump 5 and water pump 6 are relative, electric pneumatic cylinder 4 is still installed to the back of detection box 1, electric pneumatic cylinder 4's output is connected with two sets of piston rods 17, separation baffles 10 separate detection box 1 into a plurality of test slots 9, and the interior bottom of every test slot 9 all is provided with location aeration base 12, location aeration base 12's top one side is provided with rotatable spray assembly, spray assembly includes rotatory nozzle 81 and the actuating mechanism who sets up at rotatory nozzle 81 back and be used for driving rotatory nozzle 81, actuating mechanism includes fixed pipe 881 and impeller 884 of setting in the inside of fixed pipe 881, drive wheel 885 is installed to the both sides of impeller 884, rotatory nozzle 81 is connected with the transmission of drive wheel 885, water pump 6 is linked together with rotatory nozzle 81 inside through fixed pipe 881, the inside of location aeration base 12 is located to gas pump 5.
The back of the detection box body 1 is provided with a fixed seat 14, the electric hydraulic cylinder 4 is arranged at the inner bottom of the fixed seat 14, both sides of the back of the detection box body 1 are provided with fixed sliding rails 16, the outer surface of each fixed sliding rail 16 is slidably connected with a transmission bar 7, the output end of the electric hydraulic cylinder 4 is fixedly provided with a connecting shaft 15, the bottom end of the connecting shaft 15 is arranged at the middle part of the transmission bar 7, and the end part of a piston rod 17 is arranged at the outer surface of the transmission bar 7.
The air suction tube 5 and the water suction tube 6 are respectively arranged on the upper side and the lower side of the transmission bar 7, the top and the side surface of the air suction tube 5 are provided with first one-way valves 18, the bottom and the side surface of the water suction tube 6 are provided with second one-way valves 19, the inner bottom of the detection box body 1 is provided with a water suction tube 21, the top end of the water suction tube 21 is connected with a group of second one-way valves 19, and the end part of the second group of one-way valves is provided with a water inlet tube 20.
An air inlet pipe 22 is arranged at the end part of the first one-way valve 18 on the side surface of the air suction pipe 5, an aeration hole 23 arranged in an annular array is formed in the top of the positioning aeration base 12, the bottom end of the air inlet pipe 22 is communicated with the inside of the aeration hole 23, and the positioning aeration base 12 is overhead above the bottom end of the air suction pipe 21.
The end of inlet tube 20 is installed in fixed pipe 881 bottom, install coupling hose 882 between fixed pipe 881's top and the rotatory nozzle 81 top, inlet tube 20's middle part is provided with arc cover 883, impeller 884 rotates the inside of connecting at arc cover 883, the tooth's socket 886 of quarter circle has been seted up to the surface of drive wheel 885, rotatory nozzle 81's side-mounting has rotation axis 82, rotatory nozzle 81's the back fixedly connected with half gear 83, gear 83 meshes with tooth's socket 886, rotation axis 82 rotates to be connected in detecting box 1 inside wall.
The rotary spray head 81 is movably hinged with a first rotary rod 84 and a second rotary rod 85 on the side wall of the detection box body 1 respectively, one ends of the first rotary rod 84 and the second rotary rod 85, which are opposite, are movably hinged with a hanging arm 86, and the bottom end of the hanging arm 86 is rotatably connected with a counterweight hanging block 87.
The top of the detection box body 1 is provided with a turnover box cover 3, the top of the box cover 3 is provided with a plurality of positioning rubber rings 13, the middle part of the detection box body 1 is provided with a positioning ring 11, and the positioning ring 11, the positioning aeration base 12 and the circle center of the positioning rubber rings 13 are coincided.
The bottom of the detection box body 1 is provided with a drainage base 2, the inside of the drainage base 2 is provided with a plurality of drainage holes 24, one end of each drainage hole 24 is communicated with the inside of the test groove 9, the other end of each drainage hole 24 is internally provided with a slidable sealing plug 27, the inside of the drainage base 2 is provided with an inverted trapezoid drainage channel 25, the trapezoid drainage channel 25 is communicated with the lower surface of the middle part of the drainage hole 24, the bottom end of the trapezoid drainage channel 25 is provided with an outward water outlet 26, the trapezoid drainage channel 25 is arranged below the drainage hole and is integrally trapezoid with the size up and down, the upper end of the trapezoid drainage channel is communicated with the plurality of drainage holes 24, the lower end of the trapezoid drainage channel is inclined towards the middle part, and liquid in the plurality of drainage holes 24 can flow out in a concentrated mode conveniently.
The lateral wall rotation of drainage base 2 is connected with adjusting screw 29, and adjusting screw 29's surface threaded connection has connecting rod 28, and sealing plug 27 fixed connection is in one side of connecting rod 28, and the inside of drainage base 2 is provided with spacing axle 30, and connecting rod 28 sliding connection is at the surface of spacing axle 30.
The working principle is as follows; when the device is used, the prepared test solution is poured into the test grooves 9 respectively, the volume and the concentration of the test solution are kept the same, then the metal components coated with various anti-corrosion coatings are inserted into the positioning rubber ring 13 from the top and pass through the positioning ring 11 downwards to be finally inserted into the positioning aeration base 12, at the moment, the lower half parts of the plurality of workpieces to be tested are immersed in the test solution, and the top ends of the test workpieces are not immersed in the test solution;
at this time, the output end of the electro-hydraulic cylinder 4 is contracted inwards by starting the electro-hydraulic cylinder 4, at this time, the connecting shaft 15 drives the transmission bar 7 to move upwards along the fixed sliding rail 16, at this time, the piston rod 17 in the air suction cylinder 5 moves upwards, air in the air suction cylinder 5 is pressed into the air inlet pipe 22 through a group of first one-way valves 18 and is aerated upwards through a plurality of aeration holes 23, so that the part of a workpiece immersed in the test solution can be fully contacted with the air, corrosion is accelerated, and simultaneously, in the process, the piston rod 17 in the air suction cylinder 6 moves upwards along with the upward movement of the transmission bar 7, so that the test solution at the bottom in the detection box 1 is pumped into the air suction cylinder 6;
then, after the output end of the electric hydraulic cylinder 4 is completely contracted, the transmission bar 7 is driven to move downwards along the fixed sliding rail 16, so that the piston rod 17 in the air suction cylinder 5 moves downwards, at the moment, external air enters the air suction cylinder 5 through the other group of first one-way valves 18, meanwhile, the piston rod 17 in the water suction cylinder 6 moves downwards, the solution in the water suction cylinder is pressed into the water inlet pipe 20 and finally enters the rotary spray head 81, the upper half part of a test workpiece is subjected to spray test, and therefore, the whole cycle process is adopted, as the output end of the electric hydraulic cylinder 4 continuously and repeatedly stretches, the external air is continuously pumped into the positioning aeration base 12 and is aerated upwards, the air is discharged outwards through the positioning rubber ring 13, meanwhile, the solution at the bottom in the detection box 1 is continuously pumped upwards, and the spray is continuously performed through the rotary spray head 81;
meanwhile, in the operation process, after the solution enters the water inlet pipe 20, the solution moves upwards to enter the connecting hose 882 through the fixing pipe 881, in the process, the impeller 884 is driven to continuously rotate, the impeller 884 drives driving wheels 885 on two sides of the impeller 884 to rotate, when tooth grooves 886 on the surface of the driving wheels 885 rotate to contact with teeth of the gear 83, namely, the driving wheels 83 are driven to rotate, so that the rotary nozzle 81 turns upwards by taking the rotary shaft 82 as the axis, the spraying angle is adjusted, meanwhile, along with the upward turning of the rotary nozzle 81, the included angle between the first rotary rod 84 and the second rotary rod 85 is reduced, the opposite end of the rotary nozzle is lifted, the counterweight hanging block 87 is driven to be lifted up, then when the tooth grooves 886 rotate to be separated from the gear 83, at the moment, under the action of gravity, the counterweight hanging block 87 moves downwards, so that the included angle between the first rotary rod 84 and the second rotary rod 85 is increased, at the moment, the upper end of the rotary nozzle 81 is pushed outwards, the rotary nozzle 81 turns downwards by taking the rotary shaft 82 as the axis, in the process of continuously feeding water, the rotary nozzle is turned upwards, the automatic, the situation of the rotary nozzle is continuously turned upwards, and the situation of the workpiece is continuously turned upwards is avoided, and the situation of continuously is continuously turned upwards is adjusted, and the corrosion is avoided, and the situation is caused;
after the use is finished, the test workpiece is taken out, and then, according to the damage degree of the corrosion-resistant coating on the surface of the test workpiece and the corrosion degree of the workpiece, the performance difference between the water-based zinc-aluminum coating and other corrosion-resistant coatings is judged;
then through anticlockwise rotation adjusting screw 29 for connecting strip 28 slides along spacing axle 30 outside at adjusting screw 29's surface, so drive sealing plug 27 and follow the inside outside end slip of wash port 24, finally make sealing plug 27 remove from the junction of wash port 24 and trapezoidal drain channel 25, the solution in test tank 9 flows into trapezoidal drain channel 25 through wash port 24 this moment, then concentrate the discharge through delivery port 26, after the discharge again through clockwise rotation adjusting screw 29, make a plurality of sealing plugs 27 remove simultaneously, seal the junction of wash port 24 and trapezoidal drain channel 25, so conveniently carry out a plurality of test tanks 9 synchronous operation that opens and shuts when draining, then wash test tank 9 inside through the clear water, start electric hydraulic cylinder 4 simultaneously, wash spray mechanism and pumping barrel 6 inside.
The foregoing has shown and described the basic principles and main features of the present invention and the advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which is defined in the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (9)
1. The device for testing the corrosion resistance of the water-based zinc-aluminum coating of the building metal component comprises a detection box body (1), wherein the detection box body (1) is used for carrying out corrosion resistance comparison test on the metal component; the method is characterized in that; the inside of detection box (1) is provided with a plurality of separation baffle plates (10) that are used for separating, the back of detection box (1) is installed and is taken out inflator (5) and water drum (6), the piston rod (17) is all installed to the inside one end that is opposite of air drum (5) and water drum (6), electric hydraulic cylinder (4) is still installed on the back of detection box (1), the output of electric hydraulic cylinder (4) is connected with two sets of piston rods (17), separation baffle plates (10) separate detection box (1) into a plurality of test groove (9), and the interior bottom of every test groove (9) all is provided with location aeration base (12), the top one side of location aeration base (12) is provided with rotatable spray set, spray set up at rotatory nozzle (81) back and be used for driving rotatory actuating mechanism of rotatory nozzle (81) including fixed pipe (881) and impeller (884) that set up in fixed pipe (881) inside, impeller (884) are connected with rotatory nozzle (81) are installed through fixed pipe (884) rotatory drive wheel (81) inside (81), the air suction cylinder (5) is communicated with the inside of the positioning aeration base (12).
2. The device for testing the corrosion resistance of the water-based zinc-aluminum coating of the building metal member according to claim 1, wherein the device comprises: the back of detection box (1) is installed fixing base (14), electric hydraulic cylinder (4) are installed in the interior bottom of fixing base (14), fixed slide rail (16) are all installed to the back both sides of detection box (1), the surface sliding connection of fixed slide rail (16) has transmission strip (7), the output fixed mounting of electric hydraulic cylinder (4) has connecting axle (15), the middle part at transmission strip (7) is installed to the bottom of connecting axle (15), the surface at transmission strip (7) is installed to the tip of piston rod (17).
3. The device for testing the corrosion resistance of the water-based zinc-aluminum coating of the building metal member according to claim 2, wherein the device comprises: the water pumping device is characterized in that the air pumping cylinder (5) and the water pumping cylinder (6) are respectively arranged on the upper side and the lower side of the transmission bar (7), the top and the side surface of the air pumping cylinder (5) are respectively provided with a first one-way valve (18), the bottom and the side surface of the water pumping cylinder (6) are respectively provided with a second one-way valve (19), the inner bottom of the detection box body (1) is provided with a water pumping pipe (21), the top end of the water pumping pipe (21) is connected with a group of second one-way valves (19), and the end part of the second group of one-way valves is provided with a water inlet pipe (20).
4. A device for testing the corrosion resistance of an aqueous zinc-aluminum coating of a building metal member according to claim 3, wherein: the air suction device is characterized in that an air inlet pipe (22) is arranged at the end part of a first one-way valve (18) on the side surface of the air suction cylinder (5), an annular array-arranged aeration hole (23) is formed in the top of the positioning aeration base (12), the bottom end of the air inlet pipe (22) is communicated with the inside of the aeration hole (23), and the positioning aeration base (12) is overhead above the bottom end of the air suction pipe (21).
5. A device for testing the corrosion resistance of an aqueous zinc-aluminum coating of a building metal member according to claim 3, wherein: the utility model discloses a rotary sprinkler, including fixed pipe (881) and rotatory nozzle (81), including fixed pipe (881) and rotatory nozzle, the end-mounting of inlet tube (20) is in fixed pipe (881) bottom, install coupling hose (882) between the top of fixed pipe (881) and rotatory nozzle (81) top, the middle part of inlet tube (20) is provided with arc cover (883), impeller (884) rotate and connect in the inside of arc cover (883), tooth's socket (886) of quarter circle have been seted up to the surface of drive wheel (885), rotation axis (82) are installed to the side-mounting of rotatory nozzle (81), the back fixedly connected with half gear (83) of rotatory nozzle (81), gear (83) meshes with tooth's socket (886), rotation axis (82) rotate and are connected in detection box (1) inside wall.
6. The device for testing the corrosion resistance of the water-based zinc-aluminum coating of the building metal member according to claim 5, wherein the device comprises: the rotary spray head (81) is movably hinged with a first rotating rod (84) and a second rotating rod (85) respectively on the side wall of the detection box body (1), one ends, opposite to the first rotating rod (84) and the second rotating rod (85), of the rotary spray head are movably hinged with a hanging arm (86), and the bottom end of the hanging arm (86) is rotatably connected with a counterweight hanging block (87).
7. The device for testing the corrosion resistance of the water-based zinc-aluminum coating of the building metal member according to claim 1, wherein the device comprises: the utility model discloses a detection box, including detection box (1), locating ring (11), locating aeration base (12), locating ring (13), lid (3) that can overturn are installed at the top of detection box (1), a plurality of locating rubber rings (13) are installed at the top of lid (3), mid-mounting of detection box (1) has locating ring (11), locating aeration base (12) and locating rubber ring's (13) centre of a circle coincidence.
8. The device for testing the corrosion resistance of the water-based zinc-aluminum coating of the building metal member according to claim 1, wherein the device comprises: the bottom of detection box (1) is installed drainage base (2), a plurality of wash ports (24) have been seted up to the inside of drainage base (2), the one end and the inside of test groove (9) of wash port (24) are linked together, the inside sealing plug (27) that can slide that is provided with of the other end of wash port (24), trapezoidal drainage channel (25) of inversion have been seted up to the inside of drainage base (2), trapezoidal drainage channel (25) are linked together with the middle part lower surface of wash port (24), the bottom of trapezoidal drainage channel (25) is provided with outside delivery port (26).
9. The device for testing the corrosion resistance of the aqueous zinc-aluminum coating of the building metal member according to claim 8, wherein the device comprises: the novel water draining device is characterized in that an adjusting screw (29) is rotationally connected in the side wall of the water draining base (2), a connecting strip (28) is connected to the outer surface of the adjusting screw (29) in a threaded mode, the sealing plug (27) is fixedly connected to one side of the connecting strip (28), a limiting shaft (30) is arranged in the water draining base (2), and the connecting strip (28) is slidably connected to the outer surface of the limiting shaft (30).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202310505688.8A CN116223359B (en) | 2023-05-08 | 2023-05-08 | Corrosion resistance testing device for water-based zinc-aluminum coating of building metal component |
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| CN202310505688.8A CN116223359B (en) | 2023-05-08 | 2023-05-08 | Corrosion resistance testing device for water-based zinc-aluminum coating of building metal component |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117092301A (en) * | 2023-10-20 | 2023-11-21 | 江苏联卓光电材料有限公司 | Etching capability detection device and detection method for etching solution |
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| CN117092301A (en) * | 2023-10-20 | 2023-11-21 | 江苏联卓光电材料有限公司 | Etching capability detection device and detection method for etching solution |
| CN117092301B (en) * | 2023-10-20 | 2023-12-26 | 江苏联卓光电材料有限公司 | Etching capability detection device and detection method for etching solution |
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| CN116223359B (en) | 2023-07-04 |
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