CN104614304B - A kind of salt spray test device - Google Patents
A kind of salt spray test device Download PDFInfo
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- CN104614304B CN104614304B CN201510034041.7A CN201510034041A CN104614304B CN 104614304 B CN104614304 B CN 104614304B CN 201510034041 A CN201510034041 A CN 201510034041A CN 104614304 B CN104614304 B CN 104614304B
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Abstract
The invention discloses a kind of salt spray test device, occur system including experiment casing, salt fog and salt fog is collected and metering device, temperature and humidity control system and wind power system, described experiment casing is hole formula pipeline, and the front portion of hole formula pipeline includes the section that hazes, and rear portion includes test section；The atomizer that system occurs for salt fog is arranged in the section that hazes, and test specimen is arranged in test section；The front end of wind power system driving air driven salt fog from hole formula pipeline flows to the rear end of hole formula pipeline, and test section formation flow direction is consistent, the uniform air-flow of speed.The present invention simulates strand salt fog-zone wind environment and corrosive environment using wind power system and hole formula pipeline, and experimental condition is more nearly the actual state of strand salt fog-zone wind environment and corrosive environment than existing salt spray test device.
Description
[technical field]
The present invention relates to environmental test instrument, more particularly to a kind of salt spray test device.
[background technology]
Strand salt fog-zone be it is a kind of it is common, be widely present there is very big destructive atmospheric corrosion environment.Salt spray test
It is the test method of a kind of common and more and more widely used simulation strand salt air corrosion.All there is wind strand salt fog-zone,
And with different wind speed and direction etc..The parameters such as wind speed and direction can all influence corrosive medium (chlorion) in the heavy of material surface
Accumulated amount, so that different corrosion conditions are caused, so wind speed, the wind direction of strand salt fog-zone are critically important influence factors.But
There is presently no carrying out strand salt fog-zone to have the test platform of corrosion test under wind environment (salt fog air-flow), letter only can be carried out
Salt fog machine (the Chinese application number of single salt spray test：200910207813.7, publication No.：The A of CN 102053060 announced one
Plant salt-mist corrosion tester；Application number：201210193218.4, publication No.：A kind of salt fog that the A of CN 102680386 are announced
Corrosion test chamber), it is impossible to meet the requirement of corrosion condition under simulation strand salt fog-zone true environment.
In addition, common salt fog machine is using air pressure gunite and spray tower method both approaches formation salt mist environment, but this two
The shortcoming of kind of method is that salt fog settling amount uniformity is poor, salt fog particle diameter is much larger than salt in the actual environment of strand salt fog-zone
Mist particle diameter, and need the equipment such as air compressor, causes that box volume utilization rate is low, cost is higher and not easy-maintaining dimension
Shield；Heating tube for heating salting liquid is easily corroded by salting liquid, and useful life is shorter；Do not possess refrigeration system mostly, test
Temperature range is too narrow, does not meet actual environment, even the salt fog machine with refrigeration system is (such as Chinese application number
A kind of combined type salt spray test chamber disclosed in 201410206406.5 application documents) using compressor, evaporator and condensation
The complex equipment composition refrigeration system such as device, causes cost higher and inconvenient maintenance and repair；Circuit electrical system is more multiple
It is miscellaneous, it is not easy to maintenance and repair.
[content of the invention]
The technical problem to be solved in the present invention is to provide a kind of salt spray test dress that can simulate strand salt fog-zone wind environment
Put.
In order to solve the above-mentioned technical problem, the technical solution adopted by the present invention is, a kind of salt spray test device, including experiment
System occurs for case, salt fog and salt fog is collected and metering device, temperature and humidity control system and wind power system, and described chamber is hole
Formula pipeline, the front portion of hole formula pipeline includes the section that hazes, and rear portion includes test section；The atomizer of salt fog generation system, which is arranged in, to haze
Section, test specimen is arranged in test section；The front end of wind power system driving air driven salt fog from hole formula pipeline flows to hole formula pipeline
Rear end, and flow direction is consistent, the uniform air-flow of speed in test section formation.
Above-described salt spray test device, hole formula pipeline includes stable section, contraction section and endpiece, and hole formula pipeline is vertically
The section that hazes, expansion segment, stable section, contraction section, test section and endpiece are followed successively by from front to back；The diameter of stable section is more than the section that hazes
Diameter and test section diameter.
Above-described salt spray test device, hole formula pipeline includes sample stage, and sample stage is arranged in test section.
Above-described salt spray test device, wind power system includes source of the gas, array gas plate and honeycomb rectifier, array
The air inlet of gas plate is connected with source of the gas；Array gas plate is arranged in the section that hazes, positioned at the front of atomizer, array gas plate
Venthole is towards rear；Honeycomb rectifier is arranged on stable section, the body for being fixed on hole formula pipeline.
Above-described salt spray test device, source of the gas includes air pump, air pump switch, controller, airspeedometer and wind speed sensing
Device；Air pump is communicated by appendix with array gas plate, and the wire of air pump is connected with air pump switch, the control termination of air pump switch
The control signal output of controller；Air velocity transducer is located at the front portion of sample stage, and the output end of air velocity transducer is given a dinner for a visitor from afar respectively
The signal input part of speed meter and the signal input part of controller.
Above-described salt spray test device, system, which occurs, for salt fog includes brine tank, immersible pump, level control switch for water, water
Level sensor, atomizer tank, atomizer switch and described atomizer, described atomizer is ultrasonic ultrasonic delay line memory；Atomization
Device tank is arranged in the section that hazes of hole formula pipeline, positioned at the rear of array gas plate；Immersible pump is located at brine tank bottom, immersible pump
Outlet be connected by salt solution delivery conduit with the water inlet of salt fog generator tank；The signal of level sensor in tank is defeated
Go out end and level control switch for water is connect by wire, the supply lines of immersible pump connects the output end of level control switch for water；Ultrasonic ultrasonic delay line memory
Positioned at the bottom of tank, the pilot of ultrasonic ultrasonic delay line memory connects atomizer switch.
Above-described salt spray test device, salt fog is collected includes salt fog collector with metering device and salt fog metering is filled
Put, salt fog collector is located at the lower section of sample stage, salt fog metering device is located at the lower section outside hole formula duct test section, including amount
Cylinder and conduit, conduit are connected through hole formula pipeline body with salt fog collector.
Above-described salt spray test device, temperature and humidity control system includes heating and temperature control switch, the first temperature and passed
Sensor, semiconductor heating module, cryogenic temperature controlling switch, second temperature sensor, semiconductor refrigerating module, humiture are automatic
Recorder and Temperature Humidity Sensor；The control end of heating and temperature control switch is connected by wire with the first temperature sensor, plus
The output end of hot temp control switch is connected by wire with semiconductor heating module, and the first temperature sensor is located at test section sample
The front portion of sample platform；The control end of cryogenic temperature controlling switch is connected by wire with second temperature sensor, cryogenic temperature control
The output end of switch is connected by wire with semiconductor refrigerating module, and second temperature sensor is located at before test section sample stage
Portion；After the water channel of semiconductor heating module is connected with the water channel of semiconductor refrigerating module, a termination immersible pump, another termination atomization
Device tank.
Above-described salt spray test device, humiture automatic recording instrument connects Temperature Humidity Sensor, humiture by wire
Sensor is located at the front portion of test section sample stage.
Above-described salt spray test device, hole formula pipeline includes antidrip plate, and antidrip plate is arranged in above sample stage；Hole
The body of formula pipeline includes opening, and described opening is on the top of test section, positioned at the front of sample stage；Opening is by including case lid
Closing, the body of case lid and hole formula pipeline is hinged, and observation lid is included on case lid.
The salt spray test device of the present invention simulates strand salt fog-zone wind environment and corruption using wind power system and hole formula pipeline
Environment is lost, experimental condition is more nearly the actual shape of strand salt fog-zone wind environment and corrosive environment than existing salt spray test device
Condition.
[brief description of the drawings]
The present invention is further detailed explanation with reference to the accompanying drawings and detailed description.
Fig. 1 is the outline drawing of salt spray test device of the embodiment of the present invention.
Fig. 2 is the axial sectional view of salt spray test device of embodiment of the present invention hole formula pipeline.
Fig. 3 is the right view of salt spray test device switch board of the embodiment of the present invention and air pump.
Fig. 4 is A in Fig. 1 to sectional view.
Fig. 5 is B in Fig. 1 to sectional view.
[embodiment]
The structure of salt spray test device of the embodiment of the present invention is as shown in Figures 1 to 5.
Collected and metering device, wind-force as shown in figure 1, by hole formula pipeline, salt fog system, salt fog occur for salt spray test device
System, temperature and humidity control system, specimen holder and control device panel composition.Wherein, formula pipeline in hole is analogous to wind tunnel body
A kind of pipeline.
Hole formula pipeline 1 can be divided into section 1-1 that hazes, expansion segment 1-1a, stable section 1-2, contraction section 1-3, test section 1-4 and tail
Section 1-5, hole formula pipeline is followed successively by section 1-1 that hazes, expansion segment 1-1a, stable section 1-2, contraction section 1-3, examination from front to back vertically
Test section 1-4 and endpiece 1-5.Every section seals against each other connection.Stable section 1-2 diameter is more than the diameter and test section for section 1-1 that hazes
1-4 diameter.
Hole formula pipeline 1 is supported by support 1-9.Case lid 2 is located at test section 1-4 top, the front of sample stage 20, its one
End is hinged with hole formula pipeline 1, and there is observation lid 3 side of case lid 2, and the other end of case lid 2 has handle 2-1.Observation lid 3 has handle 3-
1。
As shown in Figure 2, Figure 3 and Figure 4, system, which occurs, for salt fog includes brine tank 4, immersible pump 5, automatic water level controlling switch
5-1, level sensor 5-3, atomizer tank 6, salt solution delivery conduit 6-1, the waste liquid discharge conduit 6-2 with water valve, ultrasound
Ripple atomizer 7, ultrasonic ultrasonic delay line memory switch 7-1.
As shown in Figures 2 and 3, wind power system includes air pump 8, air pump switch 8-1, array gas plate 9, gas plate fixed mount 9-
1st, honeycomb rectifier 10, airspeedometer 11, air velocity transducer 11-1 and controller (not shown).
As shown in Figure 2 and Figure 5, salt fog is collected includes salt fog collector 12, salt fog metering device 13 with metering device.
As shown in Fig. 2, Fig. 3 and Fig. 5, temperature and humidity control system includes heating and temperature control and switchs the 14, first TEMP
Device 14-1, semiconductor heating module 15, cryogenic temperature controlling switch 16, second temperature sensor 16-1, semiconductor refrigerating module
17th, humiture automatic recording instrument 18, Temperature Humidity Sensor 18-1.
As shown in figure 1, control device panel 19 is located at the top of brine tank 4, arrange on control device panel 19 it is complete from
Dynamic water level controlling switch 5-2, ultrasonic ultrasonic delay line memory switch 7-1, air pump switch 8-1, airspeedometer 11, heating and temperature control switch
14th, cryogenic temperature controlling switch 16, humiture automatic recording instrument 18.
As shown in Figure 2 and Figure 5, specimen holder includes sample stage 20, the first bracer 20-1, the second bracer 20-2, antidrip plate 21-
1st, antidrip plate 21-2 and antidrip plate block 21-3, antidrip plate 21-1, antidrip plate 21-2 and antidrip plate block 21-3 are arranged in sample
The top of platform 20.
As shown in Figure 2 and Figure 5, hole formula pipeline external annex includes the first waste liquid drainpipe 1-6, case lid handle 2-1, is used for
It is hinged the body of sealing hole formula pipeline 1 and the articulated element 2-2 of case lid 2, observation lid handle 3-1.
As shown in figures 1 and 3, brine tank annex includes salt solution case lid 4-1 and the second waste liquid drainpipe 4- with water valve
2。
Bottom of the immersible pump 5 positioned at brine tank 4 of system occurs for salt fog, and the outlet of immersible pump 5 passes through salt solution delivery conduit
6-1 is connected with the water inlet of salt fog generator tank 6, the signal output part of the level sensor 5-3 in tank 6 by wire with
On control panel 19 automatic water level controlling switch 5-1 connection, the supply lines of immersible pump 5 with it is full-automatic on control panel 19
Level control switch for water 5-1 is connected, what the bottom of salt fog generator tank 6 had through cushion block 6-3 and hole formula pipeline 1 with water valve
Waste liquid discharges conduit 6-2, and salt fog generator tank 6 is placed on cushion block 6-3.Ultrasonic ultrasonic delay line memory 7 is located in the bottom of tank 6
Heart position, the wire of ultrasonic ultrasonic delay line memory 7 switchs 7-1 phases through hole formula pipeline 1 with the ultrasonic ultrasonic delay line memory on control panel 19
Even.
Wind power system construction is as follows, and the air pump 8 with multiple exit is communicated by appendix with array gas plate 9, and air pump 8 can
Step-less adjustment tolerance, the wire of air pump 8 is connected with the air pump switch 8-1 on control device panel 19, and array gas plate 9 is located at hole
Section 1-1 that hazes of formula pipeline 1 front portion, the front of tank 6, gas plate 9 is fixed on fixed mount 9-1, and fixed mount 9-1 is fixed on pad
On block 6-1, honeycomb rectifier 10 is located at stable section 1-2 front portion, and is fixed on the inwall of hole formula pipeline.Airspeedometer 11
In on control device panel 19, it is connected by corrosion-and high-temp-resistant wire with air velocity transducer 11-1, air velocity transducer 11-1
In the center that sample stage in test section 1-3 20 is anterior.The signal input part of air velocity transducer 11-1 output termination controller, gas
The control signal output of the control termination controller of switch pump,
Salt fog is collected and the construction of metering device is as follows, and salt fog metering device 13 is located at outside hole formula duct test section 1-3
Lower section, it is made up of the conduit of graduated cylinder, and is communicated with the salt fog collector 12 in hole formula pipeline 1, and salt fog collector 12 is located at
The lower section of sample stage 20.
Temperature and humidity control system construction is as follows：
Heating and temperature control switch 14 is located on panel 19, positioned at sample stage it is anterior by corrosion-and high-temp-resistant wire with
First temperature sensor 14-1 is connected, and the output end of heating and temperature control switch 14 passes through wire and the phase of semiconductor heating module 15
Even, the first temperature sensor 14-1 is located at air velocity transducer 11-1 sides, semiconductor heating module in the formula pipeline of test section 1-3 holes
15 are placed on the top filler 4-1 sides of brine tank 4.
Cryogenic temperature controlling switch 16 is located on panel 19, and control end is passed by corrosion-and high-temp-resistant wire and second temperature
Sensor 16-1 is connected, and the output end of cryogenic temperature controlling switch 16 is connected by wire with semiconductor refrigerating module 17, the second temperature
The opposite side that sensor 16-1 is located at test section 1-3 air velocity transducers 11-1 in the formula pipeline of hole is spent, semiconductor refrigerating module 17 is put
Put on the left side of semiconductor heating module 15.
The water inlet 15-1 of semiconductor heating module 15 is communicated with immersible pump 5-1, the delivery port of semiconductor heating module 15
15-2 is communicated with the water inlet 17-1 of semiconductor refrigerating module 17 by conduit, the 17-2 delivery ports of semiconductor refrigerating module 17
17-2 is communicated by conduit with tank 6.
Humiture automatic recording instrument 18 is located on panel 19, passes through corrosion-and high-temp-resistant wire and Temperature Humidity Sensor 18-1
It is connected, Temperature Humidity Sensor 18-1 is located at second temperature sensor 16-1 side.
As shown in Figure 2 and Figure 4, specimen holder construction is as follows, and specimen holder is located at test section 1-3 rear portion, and sample stage 20 is under
The support block 20-1 and support block 20-2 of side fix support, and support block 20-1 and support block 20-2 weldings are in hole formula pipeline 1
Inwall, antidrip plate 21-1 and antidrip plate 21-2 slant settings the top of sample stage 20 and by welding in the inside top of hole formula pipeline 1
Block 21-3 fix.
The cross sectional shape of salt spray test device hole formula pipeline can be circular, rectangle or other shapes, and the present embodiment is only to cut
Face is shaped as circular as explanation example.Formula pipeline first time cross-sectional expansion change vertically in hole is to make to haze the salt fog air-flow of section
It is diffused into stable section and full of stable section, second of cross-sectional constriction change is to accelerate the salt fog air-flow of stable section and trying
Testing section formation, flow direction is consistent, the uniform air-flow of speed.Hole formula pipeline and case lid included by salt spray test device is by heat-resisting
Corrosion resistant plastic tube and plastic plate assembly is welded, if stainless steel pipe is used should inner side coat epoxy resin or
Closely paste anti-drop film.The components such as brine tank, support block, sample stage and antidrip plate are the plastic plate assembly weldering of heat-and corrosion-resistant
Binding structure.Observation lid and buffered saline water tank make by the transparent acrylic material of heat-and corrosion-resistant.Array gas plate is by uniform
The acrylic pipe of interval drilling is constituted.Air pump is many implication pumps, and can step-less adjustment tolerance.Automatic water level control can be used to open
The water level in adjusting atomizer tank is closed, thus adjustable spraying amount, and multiple ultrasonic ultrasonic delay line memories can be placed in tank, to adjust
Spray amount.
When the present apparatus works, the saline solution in brine tank 4 conveys screw clamp 6 by the immersible pump 5 and conduit 6-1 of case inner bottom part
In, water level signal is sent to automatic water level controlling switch 5-2 by the level sensor 5-3 in tank 6 by wire, automatically
Level control switch for water 5-2 controls the work of water pump 5 according to water level settings value, so as to control the water level in tank 6 to exceed ultrasound
0.5-5cm of top of ripple atomizer 7, the generation salt fog of ultrasonic ultrasonic delay line memory 7, sprays upwards.Meanwhile, air pump 8 works, by gas
It is transported to by conduit in array gas plate 9, gas sprays from the hole of array gas plate 9, drives salt fog to move right, is being risen
The salt mist environment of disperse is formed in mist section 1-1, stable section is then diffused into, salt fog air-flow is combed by honeycomb rectifier 10
With with it is even, then salt fog air-flow is accelerated by contraction section 1-3 and forms that flow direction is consistent, speed is uniform in test section
Sta-salt fog stream.Air velocity transducer 11-1 is located at the center in the forward position of sample stage 20, for monitoring wind speed in real time, will
Signal is transmitted to airspeedometer 11, and air speed data is recorded automatically, and the gas output of air pump 8 is then adjusted according to the wind speed of monitoring, makes wind
Speed reaches experiment setting value.Salt fog air-flow can impact the sample 100 on sample stage 20, simultaneously during moving backward
It can enter in salt fog collector 12, can be measured in salt fog metering device 13 in salt fog air-flow has salt fog amount.First temperature is passed
Sensor 14-1 and second temperature sensor 16-1 is located at the both sides of airspeedometer and in sustained height, for real-time monitoring test section 1-
Temperature in 3, and temperature signal is respectively sent to heating and temperature control switch 14 and cryogenic temperature controlling switch 16, Ran Houjia
Hot temp control switch 14 and cryogenic temperature controlling switch 16 control semiconductor heating module according to setting and monitoring temperature respectively
15 and semiconductor refrigerating module 17, salt solution is heated or cooled.Temperature Humidity Sensor 18-1 is located at second temperature sensor 16-1's
Side, and in sustained height, for the humiture in real-time monitoring test section 1-3 and transmits a signal to humiture and records automatically
Instrument 18, records humiture.The top of brine tank 4 semiconductor heating module 15 and semiconductor refrigerating module 17 by heating-up temperature
The control of controlling switch 14 and cryogenic temperature controlling switch 16, is heated or cooled the salt solution of conveying screw clamp 6, makes test section 1-3
Interior temperature reaches setting value.In hole, waste liquid drainpipe 1-5 is arranged at formula pipeline stabilization section 1-2 bottoms, for discharging in the formula pipeline of hole
Waste liquid.There is waste liquid discharge pipe 6-2 the bottom of atomizer tank 6 to discharge the waste liquid in atomizer tank 6.
Process of the test is as follows：
Testing sample 100 is placed on sample stage 20, makes sample test face vertical with airflow direction.
Configuration quality fraction be weight percentage for 5.0% sodium chloride solution, be added in brine tank 4.Adjust air pump 8
Tolerance, the air-flow in test section 1-4 is reached 10m/s.Sodium chloride solution water level in adjusting atomizer tank 6, salt fog salt
After mist experimental rig is run 30 hours, make the brine volume that salt fog metering device 13 is collected into per hour in 1-2Ml/80cm2.If
The brine volume being collected into per hour is less than the water level in 1Ml/80cm2, reduction tank 6 or the ultrasonic wave in increase tank 6
The quantity of atomizer.If the brine volume being collected into per hour is more than water level or reduction in 2Ml/80cm2, rise tank 6
The quantity of ultrasonic ultrasonic delay line memory in tank 6.
Regulation heats the temperature setting of control assembly 14 and refrigeration control component 16, makes in the formula duct test section 1-4 of hole
Temperature is maintained at 25 DEG C.Test period selects according to the relevant standard of tested material or product, and test period internal spraying can not
Interruption.
After off-test with clear water by the formula pipeline of hole, brine tank and atomizer tank clean out.
Above example of the present invention can carry out strand salt fog-zone and have the experiment of wind environment simulated experiment to solve to there is no at present
Device, and above-mentioned existing salt spray test device deficiency and provide a kind of can simulating strand salt fog-zone wind environment, have wind
The multi-functional salt spray test platform of Force system, can carry out salt fog air-flow corrosion test under different temperatures, damp condition, while can also
Carry out the corrosion test such as constant temperature and humidity and alternation of wetting and drying.
Above example of the present invention uses the device of simple and efficient, and cost is relatively low, is easy to assemble and debugs, and easy to maintain
And maintenance.The usable Simple low-cost of the present invention and efficient device (self-control array gas plate, ultrasonic ultrasonic delay line memory, special case
Body) test section formation flow direction of the realization in the formula pipeline of hole is consistent, speed is uniform, the uniform sta-salt fog stream of salt fog.
The liquid atomizing principles of ultrasonic ultrasonic delay line memory are similar to true strand salt fog mechanism of production, and produced salt fog particle is tiny
It is even, less than 20 μm are can be controlled in, it is identical with true strand salt fog particle diameter range；And the small volume of ultrasonic ultrasonic delay line memory, lead to
Electricity can work, and enormously simplify mist formation device, and save space and cost；Plastic ultrasonic atomizer salt tolerant aqueous corrosion, can
By adjusting the water level of buffered saline tank residing for ultrasonic ultrasonic delay line memory come adjustable spraying amount, automatic level controller control is used
Water level processed.Array gas plate is that uniform intervals are punched on transparent acrylic pipe, then that the tube bank of punching is in a row.Array
Gas plate is connected with air pump, and the air-flow of gas plate discharge drives the salt fog forming salt fog stream of ultrasonic ultrasonic delay line memory generation.To be horizontal, often
Section has different function and size, to form stable air-flow.
Above example of the present invention heats salting liquid using semiconductor heating plate and is passed through air, uses semiconductor chilling plate
Cooling salting liquid is simultaneously passed through air, simplifies conventional heating and cooling device, realizes low cost and Simple assembled.
Claims (8)
1. a kind of salt spray test device, including experiment casing, salt fog occur system and salt fog is collected and metering device and humiture
Control system, it is characterised in that it includes wind power system, described experiment casing is hole formula pipeline, and the front portion of hole formula pipeline includes
Haze section, and rear portion includes test section；The atomizer that system occurs for salt fog is arranged in the section that hazes, and test specimen is arranged in test section；
The front end of wind power system driving air driven salt fog from hole formula pipeline flows to the rear end of hole formula pipeline, and is flowed in test section formation
Direction is consistent, the uniform air-flow of speed；Hole formula pipeline includes sample stage, and sample stage is arranged in test section；Salt fog is collected and meter
Measuring device includes salt fog collector and salt fog metering device, and salt fog collector is located at the lower section of sample stage, salt fog metering device position
Lower section outside hole formula duct test section, including graduated cylinder and conduit, conduit connect through hole formula pipeline body with salt fog collector
It is logical.
2. salt spray test device according to claim 1, it is characterised in that hole formula pipeline include stable section, contraction section and
Endpiece, hole formula pipeline is followed successively by the section that hazes, expansion segment, stable section, contraction section, test section and endpiece from front to back vertically；Surely
The diameter for determining section is more than the diameter for the section that hazes and the diameter of test section.
3. salt spray test device according to claim 1, it is characterised in that wind power system includes source of the gas, array gas plate
With honeycomb rectifier, the air inlet of array gas plate is connected with source of the gas；Array gas plate is arranged in the section that hazes, positioned at atomizer
Front, the venthole of array gas plate is towards rear；Honeycomb rectifier is arranged on stable section, is fixed on the body of hole formula pipeline
On.
4. salt spray test device according to claim 3, it is characterised in that source of the gas includes air pump, air pump switch, control
Device, airspeedometer and air velocity transducer；Air pump is communicated by appendix with array gas plate, and wire and the air pump switch of air pump connect
Connect, the control signal output of the control termination controller of air pump switch；Air velocity transducer is located at the front portion of sample stage, and wind speed is passed
The output end of sensor connects the signal input part of airspeedometer and the signal input part of controller respectively.
5. salt spray test device according to claim 1, it is characterised in that system, which occurs, for salt fog includes brine tank, diving
Pump, level control switch for water, level sensor, atomizer tank, atomizer are switched and described atomizer, and described atomizer is
Ultrasonic ultrasonic delay line memory；Atomizer tank is arranged in the section that hazes of hole formula pipeline, positioned at the rear of array gas plate；Immersible pump is located at
Brine tank bottom, the outlet of immersible pump is connected by salt solution delivery conduit with the water inlet of salt fog generator tank；In tank
The signal output part of level sensor connects level control switch for water by wire, and the supply lines of immersible pump connects the defeated of level control switch for water
Go out end；Ultrasonic ultrasonic delay line memory is located at the bottom of tank, and the pilot of ultrasonic ultrasonic delay line memory connects atomizer switch.
6. salt spray test device according to claim 1, it is characterised in that temperature and humidity control system includes heating-up temperature control
Make switch, the first temperature sensor, semiconductor heating module, cryogenic temperature controlling switch, second temperature sensor, semiconductor system
Chill group, humiture automatic recording instrument and Temperature Humidity Sensor；The control end of heating and temperature control switch passes through wire and first
Temperature sensor is connected, and the output end of heating and temperature control switch is connected by wire with semiconductor heating module, the first temperature
Sensor is located at the front portion of test section sample stage；The control end of cryogenic temperature controlling switch passes through wire and second temperature sensor
It is connected, the output end of cryogenic temperature controlling switch is connected by wire with semiconductor refrigerating module, and second temperature sensor is located at
The front portion of test section sample stage；After the water channel of semiconductor heating module is connected with the water channel of semiconductor refrigerating module, a termination is latent
Water pump, another termination atomizer tank.
7. salt spray test device according to claim 6, it is characterised in that humiture automatic recording instrument connects temperature by wire
Humidity sensor, Temperature Humidity Sensor is located at the front portion of test section sample stage.
8. salt spray test device according to claim 1, it is characterised in that hole formula pipeline includes antidrip plate, antidrip plate
It is arranged in above sample stage；The body of hole formula pipeline includes opening, and described opening is on the top of test section, positioned at sample stage
Front；Opening including case lid by being closed, and the body of case lid and hole formula pipeline is hinged, and observation lid is included on case lid.
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| CN201510034041.7A CN104614304B (en) | 2015-01-23 | 2015-01-23 | A kind of salt spray test device |
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|---|---|---|---|
| CN201510034041.7A CN104614304B (en) | 2015-01-23 | 2015-01-23 | A kind of salt spray test device |
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| CN104614304A CN104614304A (en) | 2015-05-13 |
| CN104614304B true CN104614304B (en) | 2017-07-28 |
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| CN106040101B (en) * | 2016-07-11 | 2020-07-17 | 中国海洋大学 | Method for generating gas by using solution and equipment for implementing method |
| CN106227255B (en) * | 2016-08-04 | 2018-09-25 | 天津大学 | Coagulation experiment platform humidity control system |
| CN106442297A (en) * | 2016-11-10 | 2017-02-22 | 中国电力科学研究院 | Salt fog test device with carbonization corrosion function |
| CN108663308A (en) * | 2017-03-31 | 2018-10-16 | 天津台信检测技术有限公司 | A kind of salt spray test chamber |
| CN107290256B (en) * | 2017-06-15 | 2023-07-28 | 国网福建省电力有限公司 | Automatic salt fog concentration measuring method and device |
| CN110057593B (en) * | 2019-04-08 | 2021-02-05 | 北京强度环境研究所 | Salt fog sensitivity test device for aero-engine |
| CN110595992A (en) * | 2019-10-14 | 2019-12-20 | 重庆阿泰可环境可靠性检测技术有限公司 | Salt spray test device |
| CN112414928B (en) * | 2020-11-09 | 2022-11-04 | 广东电网有限责任公司 | Insulator salt spray corrosion test device |
| CN116990202B (en) * | 2023-09-25 | 2024-01-09 | 哈尔滨工程大学 | Online salt fog concentration measurement simulation device and method |
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