CN202041450U - Multifunctional salt fog test box - Google Patents
Multifunctional salt fog test box Download PDFInfo
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- CN202041450U CN202041450U CN2011200976114U CN201120097611U CN202041450U CN 202041450 U CN202041450 U CN 202041450U CN 2011200976114 U CN2011200976114 U CN 2011200976114U CN 201120097611 U CN201120097611 U CN 201120097611U CN 202041450 U CN202041450 U CN 202041450U
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Abstract
The utility model relates to a multifunctional salt fog test box, which belongs to the technical field of material analysis equipment. The test box comprises a main box body (1), a box cover (2), observation covers (3), a salt water box (5) and a control device panel (4), wherein the main box body (1) is provided with a seal water channel; the interior of the main box body comprises a salt fog collector (6-1), an ultrasonic salt fog generating device (8), a guide pipe (8-1), a heating and temperature early warning device (9), a temperature sensor (10), a humidity sensor (11), back-up blocks (12-1), (13-1) and (14-1), a partition plate (13), a seal partition plate (14) and a sample stage combined frame (12); and external accessories of the test box comprise a box cover handle (2-1), a salt water box cover (5-1), salt fog metering devices (6), waste liquor drain pipes (5-2) and (8-2), a pipe (14-2) and a hinge joint member (7). As an ultrasonic spraying principle is adopted by the multifunctional salt fog test box, air compressor equipment in the traditional salt fog box is reduced, a test device is simplified, and moreover, corrosion tests of constant temperature and humidity, wetting and drying alternation and the like can also be conducted.
Description
Technical field
The utility model relates to a kind of multi-functional salt spray test chamber, belongs to the material analysis equipment technical field.Especially for the equipment that metal material, protective seam, parts, electronic devices and components and industrial products is carried out salt fog resistance performance test, but also availablely be used for doing constant temperature and humidity and alternation of wetting and drying corrosion test.
Background technology
Salt air corrosion is a kind of atmospheric corrosion of common and most destructive, and main corrosion composition is the sodium chloride in the ocean, the saline and alkaline area of its main source Yu Haiyang and interior ground.Salt fog is because the electrochemical reaction that the oxide layer on chlorion penetrating metal surface and protective layer and interior metal take place causes to the corrosion of metal material surface.Simultaneously since chlorion contain certain water and can, easily be adsorbed on the space, slit of metal surface and reach for the oxygen in the oxide layer, insoluble oxide is become the chloride of solubility, passivated surface is activated and product is damaged.
Salt-mist corrosion tester is a kind of equipment that utilizes the simulation salt mist environment to examine metal material and protective seam or industrial products decay resistance down, mainly is to simulate a bad border of gedanken experiment that accelerated corrosion is required for the experimenter.Under the Natural Exposure environment, some product is carried out salt-fog test, wait to corrode possibly some months even 1 year, and under manual simulation's salt mist environment condition, test, as long as several hours or tens hours can reach similar result.Manual simulation's salt-fog test comprises that again neutral salt spray test, acetic acid salt spray test, mantoquita quicken acetic acid salt spray test, alternation salt-fog test.
At present, the spraying principle of salt fog cabinet is to enter nozzle after utilizing the gas process purification of air compressor generation, preheating, reduced pressure treatment, and the salt solution make-up system is with salt solution supply nozzle suction hose; During spraying, pressurized air is gone out nozzle, above suction hose, produce negative pressure, salt solution is under the effect of negative pressure, penetrated by fluid injector rapidly, the salt fog of ejection is diffused into and simulates salt mist environment in the casing, and its shortcoming is that the salt fog cabinet volume is big, case external demand air compressor device pressurized air is supplied with spraying, and existing salt fog cabinet function singlenessization.
Summary of the invention
The purpose of this utility model is that the salt fog cabinet volume that exists at existing salt-mist corrosion tester is big, case external demand air compressor device pressurized air is supplied with spraying, and the problem of existing salt fog cabinet function singlenessization, and provide a kind of multifunction salt spray test chamber, change traditional spraying principle and adopt the ultrasonic atomization principle, to simplify experimental provision, can also carry out corrosion tests such as constant temperature and humidity and alternation of wetting and drying simultaneously.
A kind of multi-functional salt spray test chamber, the utility model adopt following technical scheme, be illustrated in fig. 1 shown below, chamber by the main box 1 that is provided with sealed cistern, case lid 2, observe cover 3, assembly such as brine tank 5, salt fog measuring apparatus 6 and control device panel 4 form; As shown in Figure 3 and Figure 4, main box 1 inside comprises salt fog gatherer 6-1, ultrasound wave salt spray generator 8 and conduit 8-1, heating and temperature prior-warning device 9, temperature sensor 10, humidity sensor 11, the first back-up block 12-1, the second back-up block 13-1, the 3rd back-up block 14-1, dividing plate 13, seal diaphragm 14 and sample stage group frame 12; As shown in Figure 2, the chamber external accessory comprises case lid handle 2-1, observes and to cover handle 3-1, salt solution case lid 5-1, have the first waste liquid drainpipe 5-2, the second waste liquid drainpipe 8-2, the 3rd waste liquid drainpipe 14-2 of water valve and to be used for the articulated element 7 of hinged sealing main box 1 and case lid 2.As shown in Figure 1, case lid 2 is positioned at the top of salt fog cabinet, and case lid has the drift angle of 120 degree, and it is finished with linking by the articulated element 7 that is positioned at top, main box rear end of main box 1, the front end both sides of case lid 2 have two observations to cover 3, and the center bottom of case lid 2 is handle 2-1; The front end both sides of main box 1 are two salt fog measuring apparatus 6, and it is made of graduated cylinder and conduit and communicates with salt fog gatherer 6-1 in the main box; Be connected with the right side wall of main box 1 and what be positioned at the upper end is control device panel 4, it is interrupted timer assembly etc. by temperature-controlling module, humidity Control Component, ultrasonic oscillator power adjustments assembly and cycle and constitutes; Control device panel 4 belows are brine tank 5, and the middle part, rear end at brine tank top is filler cap 5-1, are positioned under the filler cap and are first waste liquid drainpipe 5-2 of band water valve in brine tank 5 bottoms.As shown in Figure 3 and Figure 4, ultrasound wave salt spray generator 8 is positioned at the main box central bottom, its bottom is connected with brine tank 5 by conduit 8-1, the waste liquid of device in 8 discharged by the second waste liquid drainpipe 8-2 in centre position, bottom, main box 1 rear end, and the lead of ultrasound wave salt spray generator 8 passes the bottom of main box 1 and links to each other with relevant Control Component in the control device panel 4; Be positioned at main box top, 1 rear end and the chamber interior wall centre position be temperature sensor 10 and humidity sensor 11, they by high temperature resistant anti-corrosion lead respectively with control device panel 4 in temperature-controlling module link to each other with the humidity Control Component; The below of humidity sensor 11 is a sample stage group frame 12, and sample stage group frame fixes support by the first back-up block 12-1 of below, and the first back-up block 12-1 welds in the front and back end of main box cabinet wall; The below of sample stage group frame 12 is a dividing plate 13, and dividing plate 13 is by the second back-up block 13-1 fixed support, and the salt fog tube of ultrasound wave salt spray generator 8 passes the centre of dividing plate 13; Below the dividing plate 13 is seal diaphragm 14, and seal diaphragm 14 is by the 3rd back-up block 14-1 fixed support, and dividing plate 14 requirements and cabinet wall and salt fog tube pass the position sealing of central partition plate; Between dividing plate 13 and seal diaphragm 14 is heating tube 9-1 and temperature prior-warning device 9-2, and the tank wall of the heat-proof corrosion-resistant lead of heating tube 9-1 and temperature prior-warning device 9-2 by main box 1 is connected with associated component in the control device panel 4 respectively.
The included assemblies such as main box, case lid, brine tank, back-up block, dividing plate and sample stage group frame of chamber are heat-proof corrosion-resistant plastic plate assembly unit welded structure; Salt fog cabinet top cover and spraying plant are the heat-proof corrosion-resistant transparent plastic and make member; Control device panel and brine tank be on the main box right side, and be welded and fused mutually with main box.Owing to adopting such as heat-proof corrosion-resistant PVC, PP plastic material welding structure, the glass fibre reinforced plastic structure that replaces prior art to adopt can be significantly reduced to originally and weight like this.
During the work of this device, as shown in Figure 3 and Figure 4, the solution in the brine tank 5 flows into the tank of bottom in the ultrasound wave salt spray generator 8 by bottom conduit 8-1 in the case; The higher-order of oscillation that device 8 produces is dispersed as salt fog with salt solution and sprays from ultrasound wave salt spray generator 8 tops, and disperse becomes salt mist environment in case; Salt fog can be fallen on the sample stage group frame 12 of case lid 2 belows in the process of deposit, below it passive be in the case before and after two back-up block 12-1,2 areas that drop into sample stage group frame both sides simultaneously are 80cm
2Salt fog gatherer 6-1 in, can in salt fog measuring apparatus 6, measure its salt fog amount; Temperature sensor 10 and humidity sensor 11 are positioned at the main box rear end and above sample stage group frame, are used for monitoring in real time the temperature inside the box and humidity; Being dividing plate 13 under sample stage group frame, is the second back-up block 13-1 below the dividing plate 13, and uniform small pores is arranged on the dividing plate, and the dividing plate purpose is to prevent that sample from falling into the bottom and making the internal environment homogeneous heating; Be heating tube 9-1 and the temperature prior-warning device 9-2 that is fixed in the casing left and right sides below dividing plate 13, the effect of heating tube is to make spin manifold temperature reach setting value, and the temperature prior-warning device plays the protected by temperature limitation effect; Below heating tube 9-1 and temperature prior-warning device 9-2 is seal diaphragm 14, and the effect of seal diaphragm is to collect waste liquid, and the 3rd waste liquid drainpipe 14-2 from main box rear end medium position discharges then.
Characteristics of the present utility model are: at first, the innovation of spraying principle, the principle of the utility model device is that the higher-order of oscillation that utilizes ultrasound wave to produce is dispersed as the fine water molecule particle that diameter has only the 1-5 micron with water, and chlorion is dissolved in these granules, utilizes aerophor that these granules are ejected in the casing again and forms salt mist environment; The size of salt fog amount can be by the power adjustments of oscillator, and this homemade ultrasonic atomization apparatus structure is simple and volume is little, and this utility model has reduced air compressor device with case internal gas pressure Control Component and can reach identical spray effect; Its advantage is to have simplified equipment and is easy to microminiaturization.Secondly, the utility model device has increased new function and has satisfied other corrosion experiment commonly used, finishes as constant temperature and moisture test and altemate dry and wet test by control device panel and corresponding sensor.Once more, the utility model device has increased observes lid, salt fog cabinet transparent cap in the past when salt-fog test because in the case fog too big and can not see through situation in the transparent case lid inspection box, increase auxiliary observe behind the lid and can when uninterrupted salt-fog test, observe and pick and place sample; When doing constant temperature and humidity and altemate dry and wet test, these two view windows cover replaceable one-tenth self-control exhaust fan and come hydrofuge mist and cooling.In addition, also having the invention of sample stage group frame to improve, is in the past sample stage group frame as Fig. 5, and it is suitable for small sample; Fig. 6 is the group frame after improving, the size dismounting and be not subjected to the restriction of sample size per sample of the draw-in groove band on the group frame after the improvement; Uniform aperture is arranged at sample stage group frame bottom, in case the salt solution alluvial.
The utility model can carry out various salt spray corrosion tests by the relevant criterion such as ASTM of GB10125-1997 " artificial atmosphere corrosion test salt-fog test " and equivalence, can also be replaced with the brine solution in the ultrasonic unit that deionized water carries out constant temperature and humidity and alternation of wetting and drying corrosion test or the solution that changes under certain the vaporific environment that will study carries out accelerated corrosion test etc.
The multi-functional salt spray test chamber that the utility model relates to adopts the ultrasonic atomization principle, has reduced the air compressor device in the traditional salt fog chamber, has simplified experimental provision, and can also carry out corrosion tests such as constant temperature and humidity and alternation of wetting and drying.The utility model chamber principle is simple, rational in infrastructure, miniature energy-conservation, safe and reliable, but also can carry out various salt air corrosion experiments by relevant criterion.
Description of drawings
Fig. 1 is multi-functional salt fog cabinet front view;
Fig. 2 is the right view of Fig. 1;
Fig. 3 is the partial sectional view of Fig. 1;
Fig. 4 is the partial sectional view of Fig. 2;
Fig. 5 is traditional sample stage group frame synoptic diagram;
Fig. 6 is for improving sample stage group frame synoptic diagram.
Embodiment
With reference to the accompanying drawings and in conjunction with example the structure and the implementation result of chamber of the present invention are done further explanation below.
Embodiment 1: neutral salt spray test (GB10125-1997 " artificial atmosphere corrosion test salt-fog test ")
1. the configuration quality mark is 5% sodium chloride solution, adds in the brine tank 5; Regulate the supersonic oscillations power on the control panel 4, the salt fog cabinet operation is after 24 hours, and the brine volume that the outer graduated cylinder 6 of inspection box is per hour collected reaches 1-2ml/80cm
2, pH is 6.5-7.2.
2. testing sample is placed on the draw-in groove on the sample stage group frame,, then need dismantles one or a few trough of belt, add special draw-in groove baffle plate, bulk specimen is put in place if sample is larger size panel or part.
3. regulate the temperature button on the control panel 4, make the temperature of salt fog cabinet exposed region in the salt fog cabinet remain on 35 ℃.
4. the test period should be selected according to the related standards of tested material or product, and the test period internal spraying must not be interrupted.
5. clean out reaching brine tank in the main box with clear water after the off-test, the salt solution in the ultrasonic unit is drained and cleans, convenient test next time continues use.
Embodiment 2: the constant temperature and humidity experiment
1. deionized water is added in the water tank 5, observation is covered 3 and is changed special exhaust fan into, and fan is controlled by control system.
2. according to the needs of test, humidity value and temperature value on the control panel 4 are set.
3. testing sample is placed on the draw-in groove on the sample stage group frame,, then need dismantles one or a few trough of belt, between adjacent two troughs of belt, add special draw-in groove baffle plate, bulk specimen is put in place if sample is larger size panel or part.
4. the test period should be selected according to the related standards of tested material or product.
5. clean out reaching brine tank in the main box with clear water after the off-test.
Embodiment 3: the alternation of wetting and drying experiment
1. the configuration quality mark is 3.5% sodium chloride solution, adds in the brine tank 5; Deionized water is added brine tank
In 5, observation is covered 3 and is changed special exhaust fan into.
2. according to the needs of test, the cycle that is provided with on the control panel 4 is interrupted timer.As simulate certain marine corrosion environment, the cycle of dry environment and wet environment is 12 hours, can be interrupted setting-up time on the timer, humidity and temperature value in the cycle; As wet environment humidity be 80%, 25 ℃ of temperature, 12 hours time, be 40 ℃, 12 hours time and dry environment is humidity 5%, temperature.
3. testing sample is placed on the draw-in groove on the sample stage group frame,, then need dismantles if sample is larger size panel or part
One or a few trough of belt is added special draw-in groove baffle plate between adjacent two troughs of belt, bulk specimen is placed on closes
Suitable position begins experiment then.
4. the setting of test period, temperature, humidity should be selected according to the related standards of tested material or product.
5. clean out reaching brine tank in the main box with clear water after the off-test.
Claims (4)
1. multi-functional salt spray test chamber, it is characterized in that chamber by the main box that is provided with sealed cistern (1), case lid (2), observe lid (3), brine tank (5), salt fog measuring apparatus (6) and control device panel (4) and form; Main box inside comprises salt fog gatherer (6-1), ultrasound wave salt spray generator (8) and conduit (8-1), heating and temperature prior-warning device (9), temperature sensor (10), humidity sensor (11), first back-up block (12-1), second back-up block (13-1), the 3rd back-up block (14-1), dividing plate (13), seal diaphragm (14) and sample stage group frame (12); The chamber external accessory comprises case lid handle (2-1), observe and to cover handle (3-1), salt solution case lid (5-1), salt fog measuring apparatus (6), have the first waste liquid drainpipe (5-2), the second waste liquid drainpipe (8-2), the 3rd waste liquid drainpipe (14-2) of water valve and to be used for the articulated element (7) of hinged sealing main box and top cover; Case lid (2) is positioned at the top of salt fog cabinet, and case lid has the drift angle of 120 degree, and it is finished with linking by articulated element (7) of main box (1), and the front end both sides of case lid have two to observe lid (3), and the top middle portion of case lid is handle (2-1); The front end both sides of main box (1) are two salt fog measuring apparatus (6), and the salt fog measuring apparatus is made of graduated cylinder and conduit and communicates with salt fog gatherer (6-1) in the main box; Be connected with the right side wall of main box and what be positioned at the upper end is control device panel (4), control device panel (4) is interrupted the timer assembly by temperature-controlling module, humidity Control Component, ultrasonic oscillator power adjustments assembly and cycle and forms; Control device panel lower end is brine tank (5), and the middle part, rear end at brine tank top is filler cap (5-1), be positioned under the filler cap and at the first waste liquid drainpipe (5-2) for the band water valve of brine tank bottom; Ultrasound wave salt spray generator (8) is positioned at the main box central bottom, ultrasound wave salt spray generator bottom is connected with brine tank (5) by conduit (8-1), the waste liquid that installs in (8) is discharged by the second waste liquid drainpipe (8-2) of main box rear end external box wall bottom, and the lead of ultrasound wave salt spray generator (8) is continuous with the relevant Control Component in the control device panel (4) by the brine tank bottom half; Be positioned at top, main box rear end and the chamber interior wall centre position be temperature sensor (10) and humidity sensor (11), they by high temperature resistant anti-corrosion lead respectively with control device panel (4) in temperature-controlling module link to each other with the humidity Control Component; The below of temperature sensor (10) and humidity sensor (11) is a sample stage group frame (12), and sample stage group frame fixes support by first back-up block (12-1) of below, and first back-up block (12-1) welds the rear and front end in main box; The following of sample stage group frame (12) is dividing plate (13), and dividing plate (13) is by second back-up block (13-1) fixed support, and the salt fog tube of ultrasound wave salt spray generator (8) passes the centre of dividing plate (13); Below the dividing plate (13) is seal diaphragm (14), and seal diaphragm (14) is by the 3rd back-up block (14-1) fixed support, and dividing plate (13) requirement and cabinet wall and salt fog tube pass the sealing of central partition plate position; Between dividing plate (13) and seal diaphragm (14) is heating tube (9-1) and temperature prior-warning device (9-2), and heating tube (9-1) and temperature prior-warning device (9-2) are connected with associated component in the control device panel (4) respectively by the main box tank wall by the heat-proof corrosion-resistant lead.
2. a kind of multi-functional salt spray test chamber according to claim 1 is characterized in that: included main box, case lid, brine tank, back-up block, dividing plate and the sample stage group frame of chamber is heat-proof corrosion-resistant plastic plate assembly unit welded structure; Salt fog cabinet top cover and spraying plant are the heat-proof corrosion-resistant transparent plastic and make member; Control system case and brine tank be on the main box right side, and be welded and fused mutually with main box.
3. a kind of multi-functional salt spray test chamber according to claim 1 is characterized in that: the draw-in groove band on the sample stage group frame (12) size is per sample dismantled and is inserted baffle plate at the two ends draw-in groove and support, and is not subjected to the restriction of sample size; The specimen holder base plate has uniform aperture, in case the salt solution alluvial.
4. a kind of multi-functional salt spray test chamber according to claim 1 is characterized in that: sample can be observed and pick and place to the auxiliary lid (3) of observing when uninterrupted salt mist experiment; When doing the experiment of constant temperature and humidity and alternation of wetting and drying, these two watch windows can change the self-control exhaust fan into and come hydrofuge mist and cooling.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200976114U CN202041450U (en) | 2011-04-06 | 2011-04-06 | Multifunctional salt fog test box |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200976114U CN202041450U (en) | 2011-04-06 | 2011-04-06 | Multifunctional salt fog test box |
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| CN202041450U true CN202041450U (en) | 2011-11-16 |
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| CN2011200976114U Expired - Fee Related CN202041450U (en) | 2011-04-06 | 2011-04-06 | Multifunctional salt fog test box |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102156092A (en) * | 2011-04-06 | 2011-08-17 | 北京科技大学 | Multi-purpose salt fog test box |
| CN102539309A (en) * | 2011-12-16 | 2012-07-04 | 广东电网公司电力科学研究院 | Metal material high-temperature water vapor oxidation experimental device |
| CN103728237A (en) * | 2012-10-12 | 2014-04-16 | 广州赛宝仪器设备有限公司 | Composite salt spray test box heating device and composite salt spray test box |
| CN104387814A (en) * | 2014-12-16 | 2015-03-04 | 常熟市环境试验设备有限公司 | High-pressure accelerated aging tester |
| CN104383971A (en) * | 2014-12-16 | 2015-03-04 | 常熟市环境试验设备有限公司 | Aging test box |
| CN105004658A (en) * | 2015-08-14 | 2015-10-28 | 广州供电局有限公司 | Salt spray test chamber and method |
| CN106370351A (en) * | 2016-08-24 | 2017-02-01 | 宁波三星智能电气有限公司 | Detecting and testing case for electric vehicle's charging pile |
| CN106979923A (en) * | 2017-05-22 | 2017-07-25 | 广东艾思荔检测仪器有限公司 | Temperature humidity salt fog combined test chamber |
| CN107314968A (en) * | 2017-05-31 | 2017-11-03 | 芜湖博康机电有限公司 | A kind of salt mist environment experimental provision |
-
2011
- 2011-04-06 CN CN2011200976114U patent/CN202041450U/en not_active Expired - Fee Related
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102156092B (en) * | 2011-04-06 | 2013-04-24 | 北京科技大学 | Multi-purpose salt fog test box |
| CN102156092A (en) * | 2011-04-06 | 2011-08-17 | 北京科技大学 | Multi-purpose salt fog test box |
| CN102539309A (en) * | 2011-12-16 | 2012-07-04 | 广东电网公司电力科学研究院 | Metal material high-temperature water vapor oxidation experimental device |
| CN103728237B (en) * | 2012-10-12 | 2016-12-21 | 广州赛宝仪器设备有限公司 | Compound salt spray test chamber heater and compound salt spray test chamber |
| CN103728237A (en) * | 2012-10-12 | 2014-04-16 | 广州赛宝仪器设备有限公司 | Composite salt spray test box heating device and composite salt spray test box |
| CN104387814A (en) * | 2014-12-16 | 2015-03-04 | 常熟市环境试验设备有限公司 | High-pressure accelerated aging tester |
| CN104383971A (en) * | 2014-12-16 | 2015-03-04 | 常熟市环境试验设备有限公司 | Aging test box |
| CN104383971B (en) * | 2014-12-16 | 2016-03-09 | 常熟市环境试验设备有限公司 | Ageing oven |
| CN105004658A (en) * | 2015-08-14 | 2015-10-28 | 广州供电局有限公司 | Salt spray test chamber and method |
| CN106370351A (en) * | 2016-08-24 | 2017-02-01 | 宁波三星智能电气有限公司 | Detecting and testing case for electric vehicle's charging pile |
| CN106979923A (en) * | 2017-05-22 | 2017-07-25 | 广东艾思荔检测仪器有限公司 | Temperature humidity salt fog combined test chamber |
| CN106979923B (en) * | 2017-05-22 | 2023-03-17 | 广东艾思荔检测仪器有限公司 | Temperature and humidity salt fog comprehensive test box |
| CN107314968A (en) * | 2017-05-31 | 2017-11-03 | 芜湖博康机电有限公司 | A kind of salt mist environment experimental provision |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20111116 Termination date: 20120406 |