CN215985665U

CN215985665U - Corrosion-resistant testing arrangement of coating finish

Info

Publication number: CN215985665U
Application number: CN202121306137.1U
Authority: CN
Inventors: 田海长; 孙志勇; 姬瑞锋; 田茂
Original assignee: Anhui Hengguang New Material Technology Co ltd
Current assignee: Anhui Hengguang New Material Technology Co ltd
Priority date: 2021-06-11
Filing date: 2021-06-11
Publication date: 2022-03-08
Anticipated expiration: 2031-06-11

Abstract

The utility model relates to the field of paint experimental equipment, in particular to a paint surface corrosion resistance testing device which comprises an outer box body, an inner box body, a top cover, a right fixing component, a left fixing component, a spraying component and a heater. The upper part of the outer box body is provided with an opening. A gap is formed between the outer box body and the inner box body. The upper part of the inner box body is provided with an opening. The top cap sets up at the opening part for the shutoff outer box. The right fixing component is arranged on the inner side wall of the inner box body. The left fixing component is arranged on the inner side wall of the inner box body, arranged side by side in the horizontal direction and connected with the inner box body. A gap is arranged between the left fixing component and the right fixing component and used for accommodating the test board. The spraying assembly is used for spraying salt mist into the inner box body. The heater is used for keeping the inner box body at a constant temperature. The testing device can adapt to the actual measurement test plates of different materials and different thicknesses, does not need to replace a fixture during testing, saves time and labor, saves experimental time and improves experimental efficiency.

Description

Corrosion-resistant testing arrangement of coating finish

Technical Field

The utility model relates to the field of coating experiment equipment, in particular to a coating paint surface corrosion resistance testing device.

Background

The coating is a common mixture coating and can firmly cover the surface of an object to play a role in protection. The protective properties of the finish often have a critical impact on the performance and life of the metal article. With the continuous development of various metal products such as electronic products, instruments and equipment, ships and the like, the requirements for the protective performance of the painted surface are also continuously improved. In the past, the corrosion resistance is a main index for evaluating the protective performance of a paint surface.

The salt spray test is an environmental test for testing the corrosion resistance of the paint surface by simulating the salt spray environmental condition by using test equipment. The salt spray test standard is a clear and specific specification on salt spray test conditions such as temperature, humidity, sodium chloride solution concentration, pH value and the like, and is used for detecting the influence of salt spray on the corrosion resistance of a paint surface.

At present, when detecting the corrosion resistance of a paint surface, paint for testing needs to be coated on a test board firstly, and then the test board is put into a detection device. It is necessary to test the corrosion resistance of a test board made of different materials by applying a paint thereon, and to perform a plurality of experiments to obtain performance parameters under different conditions.

The existing experimental device can only place one test board at a time for detection, and the test board is placed in the experimental device for experiment by using a clamp. The test panel that needs frequently to change different materials when leading to the experiment, the test panel thickness of different materials is inconsistent, will fix the test panel of different thickness in detection device, just needs frequently to change corresponding anchor clamps, causes the experimentation to waste time and energy, increases the test time, reduces the experimental efficiency. Moreover, in order to meet the experiment requirements, various clamps need to be manufactured, and the experiment cost is increased.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model provides a paint surface corrosion resistance testing device, which aims to solve the problem that in the prior art, when testing test boards of different materials and different thicknesses, a clamp needs to be frequently replaced.

In order to achieve the purpose, the utility model is realized by the following technical scheme:

a paint finish corrosion resistance testing device comprises:

an opening is arranged at the upper part of the outer box body;

the inner box body is arranged at the opening of the outer box body, and a gap is formed between the outer box body and the inner box body; an opening is formed in the upper part of the inner box body;

the top cover is arranged at the opening and is connected with the outer surface of the outer box body; the top cover is rotatably connected with the outer box body and used for plugging the outer box body;

the right fixing component is arranged on the inner side wall of the inner box body and is connected with the inner box body; the right fixing component is rotationally connected with the test board;

the left fixing component is arranged on the inner side wall of the inner box body, is arranged side by side with the right fixing component in the horizontal direction and is connected with the inner box body; a gap is arranged between the left fixing component and the right fixing component and used for accommodating the test board;

the spraying assembly is arranged in the inner cavity of the inner box body and is used for spraying salt mist into the inner box body; and

and the heater is arranged in the gap, is connected with the inner box body and is used for keeping the inner box body at a constant temperature.

As another embodiment of the present application, the left fixing assembly includes:

the left base is connected with the inner box body;

the elastic component is connected with the left base and is rotationally connected with the test board; and

and the left pulley is arranged at the first end of the elastic component and is rotationally connected with the elastic component.

As another embodiment of the present application, the elastic member includes:

a sleeve connected to the left base; the first end of the sleeve is provided with an assembling hole;

the adjusting rod is coaxially arranged with the sleeve, is arranged at the sleeve assembling hole and is in sliding connection with the sleeve; the first end of the adjusting rod is rotatably connected with the left pulley; and

the elastic element is arranged at the sleeve assembling hole; the first end of the elastic element is connected with the sleeve, and the second end of the elastic element is connected with the adjusting rod.

As another embodiment of the present application, the sleeve includes:

a closure coupled to the first end of the sleeve; the seal cover is provided with a through hole, and the adjusting rod penetrates through the through hole; and

the limiting ring is arranged in the sleeve assembling hole and connected with the sleeve; the limiting ring is connected with the first end of the elastic element.

As another embodiment of the present application, a paint finish corrosion resistance testing apparatus further includes:

the baffle is arranged on the adjusting rod and is connected with the baffle; the baffle is connected with the second end of the elastic element.

As another embodiment of the present application, the right fixing assembly includes:

the right base is connected with the inner box body and arranged side by side with the left base in the horizontal direction;

the second end of the right bracket is connected with the right base; and

and the right pulley is arranged at the first end of the right support and is rotationally connected with the right support.

As another embodiment of the present application, the spray assembly comprises:

the spray header is arranged in the inner box body and is used for spraying salt mist into the inner box body;

the liquid storage barrel is used for containing salt spray liquid; and

and the first end of the spray pipe is communicated with the liquid storage barrel, and the second end of the spray pipe is communicated with the spray head.

and the spray pump is arranged on the spray pipe and is used for transmitting the salt mist liquid in the liquid storage barrel to the spray head.

the drain pipe is communicated with the inner box body and penetrates through the side wall of the outer box body; and

and the drain valve is arranged on the drain pipe and used for controlling the on-off of the drain pipe.

As another embodiment of the present application, the bottom plate of the inner box body forms an included angle with the horizontal plane.

Due to the adoption of the technical scheme, the utility model has the technical progress that:

the upper part of the outer box body is provided with an opening. The inner box body is arranged at the opening of the outer box body, and a gap is formed between the outer box body and the inner box body. The upper part of the inner box body is provided with an opening. The top cover is arranged at the opening and connected with the outer surface of the outer box body. The top cover is connected with the outer box body in a rotating mode and used for plugging the outer box body. The right fixing component is arranged on the inner side wall of the inner box body and is connected with the inner box body. The right fixing component is rotationally connected with the test board. The left fixing component is arranged on the inner side wall of the inner box body, arranged side by side in the horizontal direction and connected with the inner box body. A gap is arranged between the left fixing component and the right fixing component and used for accommodating the test board. The spraying component is arranged in the inner cavity of the inner box body and is used for spraying salt mist into the inner box body. The heater is arranged in the gap, is connected with the inner box body and is used for keeping the inner box body at a constant temperature.

During the use, will scribble survey test panel 15 of good coating and install the clearance between left fixed subassembly and the fixed subassembly of right side, cover top cap and outer box 10 for interior box 11 forms a sealed space with the top cap. Salt mist is sprayed into the inner box body 11 through the spraying assembly. Meanwhile, the heater is turned on to heat the inner box body 11. The test board 15 is always in a constant humidity and humidity sealed space.

Adopt the produced beneficial effect of above-mentioned technical scheme to lie in: testing arrangement can adapt to the actual measurement test panel of different materials, different thickness, consequently, need not to change fixture when test coating tests the corrosion-resistant of board at different materials, different thickness, labour saving and time saving practices thrift the experimentation time, improves experimental efficiency.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without inventive labor.

FIG. 1 is a schematic diagram of a paint surface corrosion resistance testing apparatus provided by an embodiment of the present invention;

FIG. 2 is a schematic view of a top cover, an outer box, a liquid storage barrel, a drain pipe and a drain valve provided in an embodiment of the present invention;

FIG. 3 is a schematic view of a top cover, an outer box, an inner box, a drain pipe and a drain valve provided in an embodiment of the present invention;

FIG. 4 is a schematic view of an inner box, heater and shower provided by an embodiment of the present invention;

FIG. 5 is a schematic view of a left and right fixation assembly provided by an embodiment of the present invention;

FIG. 6 is an assembly view of the sleeve, adjustment lever, resilient member, baffle and cover provided by an embodiment of the present invention

FIG. 7 is a schematic view of a sleeve, adjustment rod, resilient member, baffle and cover provided by an embodiment of the present invention;

fig. 8 is a schematic diagram of a heater, a liquid storage barrel, a spray pipe, a spray header and a spray pump provided in an embodiment of the utility model.

Description of reference numerals:

10-outer box body; 11-an inner box body; 12-a top cover; 121-observation window; 13-a drain pipe; 131-a drain valve; 14-a control box; 15-test board; 21-a left base; 221-a sleeve; 222-adjusting rod; 223-a resilient element; 224-a cover; 225-a via; 226-a stop collar; 227-a baffle; 23-a left pulley; 31-a right base; 32-a right bracket; 33-a right pulley; 41-a spray header; 42-a liquid storage barrel; 421-barrel cover; 43-a shower pipe; 44-a spray pump; 50-a heater.

Detailed Description

In the following description, for purposes of explanation and not limitation, specific details are set forth, such as particular system structures, techniques, etc. in order to provide a thorough understanding of the embodiments of the utility model. It will be apparent, however, to one skilled in the art that the present invention may be practiced in other embodiments that depart from these specific details. In other instances, detailed descriptions of well-known systems, devices, circuits, and methods are omitted so as not to obscure the description of the present invention with unnecessary detail.

The embodiment of the utility model provides a paint surface corrosion resistance testing device, which is shown in a combined figure 1, a figure 2, a figure 3, a figure 4 and a figure 8 and comprises an outer box body 10, an inner box body 11, a top cover 12, a right fixing component, a left fixing component, a spraying component and a heater 50. An opening is provided at the upper part of the outer case 10. The inner box body 11 is arranged at the opening of the outer box body 10, and a gap is formed between the outer box body 10 and the inner box body 11. The upper part of the inner box body 11 is provided with an opening. The top cover 12 is provided at the opening and is coupled to the outer surface of the outer case 10. The top cover 12 is rotatably connected to the outer case 10 to close the outer case 10. The right fixing component is arranged on the inner side wall of the inner box body 11 and is connected with the inner box body 11. The right stationary component is rotatably connected to the test plate 15. The left fixing component is arranged on the inner side wall of the inner box body 11, arranged side by side in the horizontal direction and connected with the inner box body 11. A gap is arranged between the left fixing component and the right fixing component for accommodating the test board 15. The spraying assembly is arranged in the inner cavity of the inner box body 11 and is used for spraying salt mist into the inner box body 11. The heater 50 is disposed in the gap and connected to the inner case 11 for maintaining a constant temperature of the inner case 11.

The test board 15 coated with paint is installed in the gap between the left fixing component and the right fixing component, and the top cover and the outer box body 10 are covered, so that the inner box body 11 and the top cover form a sealed space. Salt mist is sprayed into the inner box body 11 through the spraying assembly. Meanwhile, the heater is turned on to heat the inner box body 11. The test board 15 is always in a constant humidity and humidity sealed space.

The inner box body 11 is sleeved in the outer box body 10, so that the upper end faces of the inner box body 11 and the outer box body 10 are in the same horizontal plane. The outer case 10 serves to keep the inner case 11 warm. Interior box 11 is to playing isolated effect, uses and sprays out salt fog through spray assembly and stays throughout in interior box 11. Specifically, the salt spray liquid is sodium chloride liquid, the concentration content is 4% -10%, and the pH value of the salt spray liquid is 6.5-7.2.

The top cover 12 is arranged on the upper end surface of the outer box body 10, and the salt mist sprayed out is stopped in the device, so that the salt mist is prevented from floating to other places to cause pollution. The operator can easily observe the change of the paint on the test board 15 during the test, and in view of this, the observation window 121 is provided in the present embodiment. The observation window 121 is provided on the top cover 12. The observation window 121 is made of a corrosion-resistant transparent material. Specifically, the observation window 121 may be made of glass or plastic. Specifically, the top cover 12 is rotatably connected to the outer case 10. Specifically, the top cover 12 is hinged to the outer case 10.

The spray assembly is arranged at the gap between the outer box body 10 and the inner box body 11. The heater 50 is disposed at a gap between the outer case 10 and the inner case 11. In view of this, the control box 14 is provided in this embodiment for the convenience of the operator. The control box 14 is provided at one side of the outer case 10. The control box 14 is electrically connected with the spray assembly and is used for controlling the spray assembly to start and stop. The control box 14 is electrically connected to the heater 50 and is used for starting and stopping the heater 50.

Concretely, the movable lifting type dust suppressant spraying equipment further comprises a temperature detector, a first controller, a moisture meter and a second controller. The temperature detector and the heater 50 are both electrically connected to the first controller and are used for detecting the temperature in the inner box body 11. The first controller is used for comparing the temperature value detected by the temperature detector with a set value and sending a stop signal to the first controller when the temperature detected by the temperature detector reaches the set value. The first controller receives the up signal and controls the heater 50 to be turned off, thereby preventing inaccurate test data due to high temperature. Specifically, the temperature detector is connected with the first controller through an electric wire. Specifically, the heater is connected to the first controller through an electric wire.

The moisture meter and the spraying assembly are electrically connected with the second controller and are used for detecting the humidity in the inner box body 11. The second controller is used for comparing the humidity value detected by the moisture meter with a set value and sending a stop signal to the second controller when the humidity detected by the moisture meter reaches the set value. The second controller receives the signal and controls the spraying assembly to be closed, so that the situation that test data are inaccurate due to the fact that humidity does not reach the standard is avoided. Specifically, the moisture meter is connected with the second controller through a wire. Specifically, the spray assembly is connected with the second controller through an electric wire.

Specifically, the first controller may be a PLC or a single chip microcomputer. Specifically, the first controller can be a PLC with a Siemens brand and a model number of 6ES7288-1SR20-0AA0, or a PLC with a Schneider brand and a model number of TM218LDA24 DRN. Specifically, the second controller may adopt a PLC or a single chip microcomputer. Specifically, the second controller can be a PLC of Siemens brand and model number 6ES7288-1SR20-0AA0, or a PLC of Schneider brand and model number TM218LDA24 DRN.

As an example, as shown in fig. 2 and 5, the left fixing member includes a left base 21, a resilient member, and a left pulley 23. The left base 21 is connected to the inner case 11. The elastic component is connected with the left base 21 and is rotatably connected with the test board 15. The left pulley 23 is provided with a first end of the elastic member and is rotatably connected with the elastic member.

The left base 21 serves to fix and support the elastic member. The first end of the elastic component is connected with the left base 21, and the second end is rotationally connected with the left pulley 23. The left base 21 is arranged on the side wall of the inner box body 11, and the left base 21 is detachably connected with the inner box body 11. Specifically, the left base 21 and the inner box 11 may be connected by bolts or by fasteners.

Specifically, the elastic component is fixedly connected with the left base 21. Specifically, the elastic component and the left base 21 may be welded or cast integrally. The elastic component plays a role in fixing and supporting the left pulley 23.

As an example, as shown in fig. 5, 6 and 7, the elastic member includes a sleeve 221, an adjustment lever 222 and an elastic member 223. The sleeve 221 is connected to the left base 21. The first end of the sleeve 221 is provided with a fitting hole. The adjustment rod 222 is coaxially disposed with the sleeve 221, and is disposed at the fitting hole of the sleeve 221 to be slidably coupled with the sleeve 221. A first end of the adjustment lever 222 is rotatably connected to the left pulley 23. The elastic member 223 is disposed at the fitting hole of the sleeve 221. The elastic member 223 is connected at a first end to the sleeve 221 and at a second end to the adjustment lever 222.

During detection, the test board 15 is mounted in the gap between the right fixing component and the left fixing component due to the different thicknesses of the test board 15 made of different materials, so that the test board 15 is attached and clamped by the right fixing component and the left fixing component.

During the test, the test board 15 is placed in the gap, the adjusting rod 222 is pressed by the test board 15, the adjusting rod 222 moves towards the inner side of the sleeve 221, and the adjusting rod 222 presses the elastic element 223, so that the test board 15 is subjected to the reaction force of the elastic element 223, and the test board 15 is clamped in the gap between the right fixed component and the left fixed component, so as to keep the stability of the test board 15. When the test board 15 is taken out from the gap after the test is finished, the adjusting rod 222 is subject to the reverse acting force of the elastic element 223, the adjusting rod 222 is pushed to move reversely, and the initial state is recovered.

The elastic member 223 may be a spring with a certain strength, a combination structure of a plurality of springs, or a rubber product.

As an example, shown in connection with fig. 5, 6 and 7, the sleeve includes a cap 224 and a stop collar 226. A cap 224 is attached to a first end of the sleeve 221. The cover 224 is provided with a through hole 225, and the adjusting rod 222 is disposed through the through hole 225. The retainer ring 226 is disposed in the fitting hole of the bushing 221 and connected to the bushing 221. The stop collar 226 is connected to a first end of the resilient member 223.

Specifically, the cap 224 is detachably connected to the sleeve 221, and specifically, the cap 224 is screwed to the sleeve 221. Specifically, the through hole 225 is coaxially disposed with the sleeve 221. Specifically, the adjustment lever 222 is disposed in the fitting hole of the sleeve 221. The adjustment rod 222 is slidably connected to the sleeve 221. The adjustment rod 222 is slidably connected to the through hole 225.

The retainer ring 226 is disposed in the fitting hole of the sleeve 221, an outer surface of the retainer ring 226 is connected to the sleeve 221, and an inner surface of the retainer ring 226 is connected to the adjustment lever 222. The retainer ring 226 is disposed coaxially with the sleeve 221. The stop collar 226 is adapted to the adjustment post 222. Specifically, the limiting ring 226 is fixedly connected to the sleeve 221, and specifically, the limiting ring and the sleeve 221 may be welded or integrally formed. Specifically, the stop collar 226 is slidably connected to the adjustment rod 222.

As an example, referring to fig. 5, 6 and 7, a paint surface corrosion resistance testing apparatus further includes a baffle 227. The damper 227 is disposed on the adjustment lever 222, and is connected to the damper 227. The flap 227 is connected to a second end of the elastic member 223.

Specifically, the elastic element 223 is sleeved on the adjusting rod 222, a first end of the elastic element 223 is connected with the limiting ring 226, and a second end of the elastic element 223 is connected with the blocking plate 227. When the test board 15 is placed in the test, the adjusting rod 222 is pressed by the test board 15, the adjusting rod 222 drives the baffle 227, and the baffle 227 presses the elastic element 223. When the test is finished, the baffle 227 is acted by the elastic element 223 reversely, and the adjusting rod 222 is pushed to move reversely. Specifically, the baffle 227 and the adjustment rod 222 may be welded.

As an example, as shown in fig. 5, the right fixing assembly includes a right base 31, a right bracket 32, and a right pulley 33. The right base 31 is connected to the inner box 11 and is arranged side by side with the left base 21 in the horizontal direction. The second end of the right bracket 32 is connected to the right base 31. The right pulley 33 is disposed at a first end of the right bracket 32 and is rotatably connected to the right bracket 32.

The fixed subassembly in the right side sets up side by side with the fixed subassembly in the left side and forms the centre gripping subassembly, is equipped with the clearance between the fixed subassembly in the right side and the fixed subassembly in the left side, is convenient for survey test panel 15 and installs in clearance department. The left stationary component may be adjustable according to the test plate 15 having different thicknesses due to different materials. The right fixing component plays a supporting role, so that the right fixing component can not be arranged in an adjustable mode. The right base 31 is disposed on a side wall of the inner case 11, and the right base 31 is disposed horizontally with the left base 21. Specifically, the right base 31 is detachably connected to the inner housing 11. Specifically, the right base 31 is bolted to the inner box 11.

Specifically, the right bracket 32 is fixedly connected with the right base 31. Specifically, the right bracket 32 and the right base 31 may be welded or cast integrally. The right bracket 32 fixes and supports the right pulley 33.

As an example, as shown in fig. 2, 4 and 8, the spray assembly includes a spray header 41, a liquid storage tank 42 and a spray pipe 43. The shower head 41 is disposed in the inner box 11 and is used for spraying salt mist into the inner box 11. The liquid storage barrel 42 is used for containing salt spray liquid. The spray pipe 43 has a first end communicating with the liquid storage tank 42 and a second end communicating with the spray header 41.

The shower head 41 penetrates through the sidewall of the inner case 11. The salt fog liquid in the liquid storage barrel 42 enters the spray header 41 through the spray pipe 43, and finally the spray header 41 sprays, so that certain humidity is kept for the inner box body 11, the paint coated on the test board 15 is convenient to be in a specific environment all the time in the test process, and corrosion resistance test is carried out on the paint.

The inside condition of stock solution bucket 42 is simply observed to operating personnel of being convenient for, is also convenient for add salt spray liquid in stock solution bucket 42. In view of this, the tub cover 421 is provided in this embodiment. The barrel cover 421 is detachably connected with the liquid storage barrel 42. Specifically, the barrel cover 421 and the liquid storage barrel 42 can be connected by bolts, threads or clamped.

Specifically, the number of the shower heads 41 may be plural, and each shower head 41 is uniformly disposed on the inner case so that the humidity of the inner case 11 is uniform. Specifically, the shower head 41 is detachably connected to the shower pipe 43. Specifically, the shower head 41 and the shower pipe 43 may be connected by bolts or screws. Specifically, the shower pipe 43 is provided on the outer surface of the inner case 11. Specifically, the shower pipe 43 is detachably connected with the inner box body 11, so that the shower pipe is convenient to repair and replace in the later maintenance process.

As an example, shown in connection with fig. 2, 4 and 8, the spray assembly further includes a spray pump 44. The spray pump 44 is disposed on the spray pipe 43 and is used for transferring the salt mist liquid in the liquid storage tank 42 to the spray head 41.

A spray pump 44 is provided on the spray pipe 43 for controlling the start, stop and flow rate of the circulation loop. Specifically, the shower pump 44 is detachably connected to the shower pipe 43. Specifically, the spray pump 44 and the spray pipe 43 may be connected by a screw, a bolt, or a snap. Specifically, the spray pump 44 may be a spray pump 44 manufactured by the deep-Peng electronics Limited of Dongguan, under the brand name of deep-Peng, and the model number of P4520.

As an example, referring to fig. 1 and 5, a paint surface corrosion resistance testing apparatus further includes a drain pipe 13 and a drain valve 131. The drain pipe 13 is communicated with the inner box 11 and penetrates through the side wall of the outer box 10. The drain valve 131 is disposed on the drain pipe 13 and is used for controlling the on-off of the drain pipe 13.

In the normal state, the drain valve 131 controls the drain pipe 13 to be in the closed state, thereby preventing the salt spray liquid from leaking along the drain pipe 13. When a certain amount of salt spray liquid is reserved on the bottom plate of the inner box body 11, the drain valve 131 controls the drain pipe 13 to be opened, and the salt spray liquid enters the waste liquid barrel along the drain pipe 13, so that the salt spray liquid is conveniently treated in a centralized manner, and the phenomenon that the salt spray liquid is randomly discharged to cause environmental pollution is prevented.

As an example, referring to FIGS. 1 and 5, a corrosion resistance testing device for paint surfaces has an included angle between the bottom plate of an inner box 11 and a horizontal plane.

The bottom plate of the inner box body 11 forms an included angle with the horizontal plane, salt mist liquid is prevented from being accumulated in the inner box body 11, and the salt mist liquid is facilitated to flow towards the drain pipe 13. Specifically, the included angle between the bottom plate of the inner box body 11 and the horizontal plane is 5 degrees to 15 degrees.

The experiment dop can adapt to the experiment test piece of different specifications, consequently, need not to change fixture when the silk screen of different specifications of test, labour saving and time saving practices thrift the experimentation time, improves experiment efficiency.

The above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not substantially depart from the spirit and scope of the embodiments of the present invention, and are intended to be included within the scope of the present invention.

Claims

1. The utility model provides a coating finish corrosion resistance testing arrangement which characterized in that includes:

an opening is arranged at the upper part of the outer box body;

the left fixing component is arranged on the inner side wall of the inner box body, is arranged side by side with the right fixing component in the horizontal direction and is connected with the inner box body; a gap is formed between the left fixing component and the right fixing component and used for accommodating a test board;

2. The paint finish corrosion resistance testing device of claim 1, wherein the left securing assembly comprises:

the left base is connected with the inner box body;

3. The paint finish corrosion resistance testing device of claim 2, wherein the resilient member comprises:

4. The paint finish corrosion resistance testing device of claim 3, wherein said sleeve comprises:

5. The paint finish corrosion resistance testing device of claim 3, further comprising:

6. The paint finish corrosion resistance testing device of claim 2, wherein the right securing assembly comprises:

the second end of the right bracket is connected with the right base; and

7. The paint finish corrosion resistance testing device of claim 1, wherein the spray assembly comprises:

the liquid storage barrel is used for containing salt spray liquid; and

8. The paint finish corrosion resistance testing device of claim 7, wherein said spray assembly further comprises:

9. The paint finish corrosion resistance testing device of claim 1, further comprising:

10. The paint finish corrosion resistance testing device according to any one of claims 1 to 9, wherein: the bottom plate of the inner box body forms an included angle with the horizontal plane.