CN107860706A - A kind of sulfidation corrosion experimental rig - Google Patents
A kind of sulfidation corrosion experimental rig Download PDFInfo
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- CN107860706A CN107860706A CN201711391177.9A CN201711391177A CN107860706A CN 107860706 A CN107860706 A CN 107860706A CN 201711391177 A CN201711391177 A CN 201711391177A CN 107860706 A CN107860706 A CN 107860706A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N17/00—Investigating resistance of materials to the weather, to corrosion, or to light
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Abstract
The present invention relates to corrosion technology field, disclose a kind of sulfidation corrosion experimental rig, controller including body and on body, sample room and sulphur steam heater are provided with body, sample room includes sample room body and the sulphur steam inlet on the body of sample room and exhaust outlet mouth, and the outlet of sulphur steam heater is connected by sulphur jet chimney with sulphur steam inlet；Sulphur vapor sensor is additionally provided with the body of sample room, the output end of sulphur vapor sensor electrically connects with the first input end of controller, first output end of controller electrically connects with the control terminal of sulphur steam heater, therefore the intrinsic sulphur vapour concentration in sample room can be detected by sulphur vapor sensor, and the sulphur vapour concentration detected is fed back into controller, heating-up temperature of the sulphur steam heater to sulphur powder is controlled by controller, to control the distillation of sulphur powder, so that it is guaranteed that the intrinsic sulphur steam in sample room keeps certain concentration, effectively to study the creep corrosion phenomenon of circuit board sample.
Description
Technical field
The present invention relates to corrosion technology field, more particularly to a kind of sulfidation corrosion experimental rig.
Background technology
For the consideration to health and environmental protection, European Union has put into effect RoHS (Restriction in July, 2006
Of Hazardous Substances) regulation, toxic metals and influence in regulation considered critical product and destroy ring
The content of the heavy metal in border.Therefore, many producers start progressively improved technology, and structure is carried out to traditional board production technique
Sexually revise.Traditional board production technique is that material of the leypewter as guarantee welding will be widely used in circuit board, by
It is toxic metals in lead, therefore available circuit plate replaces metal mainly using the process for treating surface of leaching silver with silver；But
Because silver is not a kind of highly stable metal, therefore the circuit board by soaking silver processing holds very much in the higher environment of sulfur content
Easily it is corroded, and causes the corrosion product gradually periphery sprawling to circuit board of the silver and copper in circuit board, is formed so-called " compacted
Become corrosion " phenomenon.Electronic circuit short circuit, the open circuit of circuit board are will result in when creep corrosion phenomenon develops to a certain extent,
So as to cause electronic equipment to break down, it is therefore necessary to research and develop a kind of " creep corruption of sulfidation corrosion experimental rig to circuit board
Erosion " phenomenon carries out systematic research.
The content of the invention
It is an object of the invention to provide a kind of sulfidation corrosion experimental rig, is showed with effectively studying the creep corrosion of circuit board
As so as to avoid circuit board that creep corrosion occurs, and then avoiding electronic equipment from breaking down.
In order to solve the above-mentioned technical problem, the present invention provides a kind of sulfidation corrosion experimental rig, including body and is located at
Controller on the body, the body is interior to be provided with sample room and sulphur steam heater, and the sample room includes sample room
Body and the sulphur steam inlet on the sample room body and exhaust outlet mouth, the outlet of the sulphur steam heater
Connected by sulphur jet chimney with the sulphur steam inlet；Sulphur vapor sensor, the sulphur are additionally provided with the sample room body
The output end of vapor sensor electrically connects with the first input end of the controller, the first output end of the controller with it is described
The control terminal electrical connection of sulphur steam heater.
Preferably, it is additionally provided with nitrogen inlet on the sulphur steam heater.
Preferably, the first sulphur steam cooling-part, the first sulphur steam cooling end are additionally provided with the body
Part is provided with the first cavity through its upper and lower surface, and first cavity is socketed on the sulphur jet chimney, and described first
The first cooling passage is formed between the lateral wall of the madial wall of cavity and the sulphur jet chimney；The first sulphur steam cooling
Part is provided with the first coolant inlet and the first cooling liquid outlet, and first coolant inlet is led to first coolant
The entrance connection in road, the outlet of first cooling liquid outlet and first cooling passage.
Preferably, the sales kit (SK) also includes the second sulphur steam cooling-part, the second sulphur steam cooling end
Part is provided with the second cavity through its upper and lower surface, and second cavity is socketed on the sulphur jet chimney, and described second
The second cooling passage is formed between the lateral wall of the madial wall of cavity and the sulphur jet chimney；The second sulphur steam cooling
Part is provided with the second coolant inlet and the second cooling liquid outlet, and second coolant inlet is led to second coolant
The entrance connection in road, the outlet of second cooling liquid outlet and second cooling passage.
Preferably, dry air entrance and wet air inlet are additionally provided with the sales kit (SK) body, in the body
Be additionally provided with dehumidifier and humidifier, the outlet of the dehumidifier connects with the dry air entrance, the outlet of the humidifier with
The wet air inlet connection.
Preferably, humidity sensor, the output end of the humidity sensor are additionally provided with the sales kit (SK) body
Electrically connected with the second input of the controller, the second output end of controller control terminal with the dehumidifier respectively
Electrically connected with the control terminal of the humidifier.
Preferably, mixed gas entrance is additionally provided with the sales kit (SK) body, the sales kit (SK) also includes mixing
Gas components, the mixed gas part is interior to be provided with mixed-gas channel, and the outlet of the mixed-gas channel mixes with described
Gas access connects；One end of the mixed gas part is provided with gas access, and the gas access and the gaseous mixture
The entrance connection of body passage.
Preferably, the sales kit (SK) body is provided with gas concentration detector, the gas concentration detector
Output end electrically connects with the 3rd input of the controller, the 3rd output end and the mixed gas part of the controller
Control terminal electrical connection.
Preferably, temperature sensor is additionally provided with the sales kit (SK) body, being additionally provided with temperature in the body adds
Thermal, the output end of the temperature sensor electrically connect with the 3rd input of the controller, and the 3rd of the controller the
Output end electrically connects with the control terminal of the temperature-adjusting heating device.
Preferably, the sales kit (SK) also includes agitating device, and the agitating device includes drive device and can
Agitator arm on the drive means is rotationally connected, the drive device is connected on the sales kit (SK) body, the stirring
Impeller is contained in the sales kit (SK) body.
The present invention provides a kind of sulfidation corrosion experimental rig, including body and the controller on body, in body
Provided with sample room and sulphur steam heater, sample room includes sample room body and the sulphur steam on the body of sample room enters
Mouth and exhaust outlet mouth, the outlet of sulphur steam heater is connected by sulphur jet chimney with sulphur steam inlet；Sample room body
On be additionally provided with sulphur vapor sensor, the output end of sulphur vapor sensor electrically connects with the first input end of controller, controller
First output end electrically connects with the control terminal of sulphur steam heater.Sulphur steam is produced by sulphur steam heater, and by sulphur
Steam passes sequentially through sulphur jet chimney and sulphur steam inlet is transported in the body of sample room, to realize to being placed on sample room body
The sulfidation corrosion experiment of interior circuit board sample；Simultaneously as the output end of sulphur vapor sensor and the first input of controller
End electrical connection, the first output end of controller electrically connects with the control terminal of sulphur steam heater, therefore can pass through sulphur steam
Sensor detects the intrinsic sulphur vapour concentration in sample room, and the sulphur vapour concentration detected is fed back into controller, passes through control
Device processed controls heating-up temperature of the sulphur steam heater to sulphur powder, to control the distillation of sulphur powder, so that it is guaranteed that in the body of sample room
Sulphur steam keep certain concentration, effectively to study the creep corrosion phenomenon of circuit board sample, and then avoid circuit board sample
Generation creep corrosion, so as to avoid electronic equipment from breaking down provides effective foundation.
Brief description of the drawings
Fig. 1 is the internal structure schematic diagram of the sulfidation corrosion experimental rig in the embodiment of the present invention；
Fig. 2 is the structural representation of the sales kit (SK) in the embodiment of the present invention.
Wherein, 1, body；2nd, sample room；21st, sample room body；22nd, sulphur steam inlet；23rd, exhaust outlet mouth；24th, do
Air intake；25th, wet air inlet；26th, mixed gas entrance；27th, waste gas outlet；3rd, sulphur steam heater；31st, nitrogen enters
Mouthful；4th, sulphur jet chimney；5th, sulphur vapor sensor；6th, the first sulphur steam cooling-part；7th, the second sulphur steam cooling-part；8th, remove
Wet machine；9th, humidifier；10th, humidity sensor；11st, mixed gas part；111st, gas access；12nd, gas concentration detector；
13rd, temperature sensor；14th, temperature-adjusting heating device；15th, agitating device；151st, drive device；152nd, agitator arm；16th, at waste gas
Manage device；161st, exhaust gas entrance；162nd, water inlet air inlet；17th, exhaust piping；18th, aperture control valve.
Embodiment
With reference to the accompanying drawings and examples, the embodiment of the present invention is described in further detail.Implement below
Example is used to illustrate the present invention, but is not limited to the scope of the present invention.
In the explanation of the present invention, the description in the orientation such as upper, lower, left, right, front and rear and top and bottom both for
What Fig. 1 was defined, when the modes of emplacement of sulfidation corrosion experimental rig changes, its corresponding orientation description is also by basis
The change of modes of emplacement and change, the present invention will not be described here.
With reference to shown in Fig. 1 and Fig. 2, a kind of sulfidation corrosion experimental rig of the preferred embodiment of the present invention, including body 1 and
Controller on the body 1, the body 1 is interior to be provided with sample room 2 and sulphur steam heater 3, and the sample room 2 is wrapped
Sample room body 21 and the sulphur steam inlet 22 on the sample room body 21 and exhaust outlet mouth 23 are included, the sulphur steams
The outlet of vapour heater 3 is connected by sulphur jet chimney 4 with the sulphur steam inlet 22；Also set on the sample room body 21
There is sulphur vapor sensor 5, the output end of the sulphur vapor sensor 5 electrically connects with the first input end of the controller, described
First output end of controller electrically connects with the control terminal of the sulphur steam heater 3.
In embodiments of the present invention, sulphur steam is produced by the sulphur steam heater 3, and sulphur steam is passed sequentially through
The sulphur jet chimney 4 and the sulphur steam inlet 22 are transported in the sample room body 21, described to being placed on to realize
The sulfidation corrosion experiment of circuit board sample in sample room body 21；Simultaneously as the output end of the sulphur vapor sensor 5 with
The first input end electrical connection of the controller, the first output end of the controller and the control of the sulphur steam heater 3
End electrical connection processed, therefore the sulphur vapour concentration in the sample room body 21 can be detected by the sulphur vapor sensor 5, and
The sulphur vapour concentration detected is fed back into the controller, controls the sulphur steam heater 3 right by the controller
The heating-up temperature of sulphur powder, to control the distillation of sulphur powder, so that it is guaranteed that the sulphur steam in the sample room body 21 is kept necessarily
Concentration, effectively to study the creep corrosion phenomenon of the circuit board sample, and then it is rotten to avoid the circuit board sample that creep occurs
Erosion, so as to avoid electronic equipment from breaking down provides effective foundation.
In embodiments of the present invention, it is necessary to illustrate, approach mainly passes through caused by the sulphur steam in the present embodiment
The sulphur steam heater 3 heats to the sulphur powder of its inside, so that sulphur powder distils, so as to produce sulphur steam.
As shown in figure 1, in order to provide an independent accommodation space to the sales kit (SK) 2, to avoid to the sales kit (SK) 2
The sulfidation corrosion of the interior circuit board sample, which is tested, causes bad influence, is provided with the body 1 in the present embodiment interior
Case, the sales kit (SK) 2 is in the interior case.
As described in Figure 1, in order to avoid in sulphur powder and air when the sulphur steam heater 3 is to its inside sulphur powder heating
Oxygen oxidation reaction occurs, be additionally provided with nitrogen inlet 31 on the sulphur steam heater 3 in the present embodiment.In the sulphur
Before steam heater 3 heats to the sulphur powder of its inside, first pass through the nitrogen inlet 31 and heat dress to the sulphur steam
Put and be filled with high pure nitrogen in 3 in advance, to avoid the sulphur powder from being reacted in heating with oxygen, so as to avoid influenceing the sulphur
The purity and concentration of steam, and then avoid the sulfidation corrosion to the circuit board sample from testing and have undesirable effect, with further
Effectively study the creep corrosion phenomenon of the circuit board sample.
As shown in figure 1, in order to which when the circuit board sample carries out cryogenic vulcanization corrosion test, sulphur steam can be reduced
Temperature, the first sulphur steam cooling-part 6, the first sulphur steam cooling-part 6 are additionally provided with the body 1 in the present embodiment
The first cavity through its upper and lower surface is provided with, first cavity is socketed on the sulphur jet chimney 4, first chamber
The first cooling passage is formed between the lateral wall of the madial wall of body and the sulphur jet chimney；The first sulphur steam cooling end
Part is provided with the first coolant inlet and the first cooling liquid outlet, first coolant inlet and first cooling passage
Entrance connection, the outlet of first cooling liquid outlet and first cooling passage.Coolant is from described first
Coolant inlet flows into, and flows through first cooling passage, is finally flowed out from first cooling liquid outlet, with realization pair
The cooling for the sulphur jet chimney 4 being contained in first cavity, so as to realize the sulphur to flowing through the sulphur jet chimney 4
The cooling of steam, and then ensure that the circuit board sample can carry out cryogenic vulcanization corrosion test.
As shown in figure 1, in order to when the circuit board sample carries out cryogenic vulcanization corrosion test, can further reduce sulphur
The temperature of steam, the sales kit (SK) 2 in the present embodiment also include the second sulphur steam cooling-part 7, and the second sulphur steam is cold
But part 7 is provided with the second cavity through its upper and lower surface, and second cavity is socketed on the sulphur jet chimney 4, institute
State and form the second cooling passage between the madial wall of the second cavity and the lateral wall of the sulphur jet chimney；Second sulphur steams
Vapour cooling-part 7 is provided with the second coolant inlet and the second cooling liquid outlet, second coolant inlet and described second
The entrance connection of cooling passage, the outlet of second cooling liquid outlet and second cooling passage.Described
After first sulphur steam cooling-part 6 completes the once cooling to sulphur steam, sulphur steam, which flows through, to be contained in second cavity
The sulphur jet chimney 4, because now coolant flows into from second coolant inlet, and flow through second coolant and lead to
Road, finally flowed out from second cooling liquid outlet, it is achieved that to the sulphur steam being contained in second cavity
The cooling of pipeline 4, it is achieved thereby that the secondary cooling of the sulphur steam to flowing through the sulphur jet chimney 4, and then further ensure that
The circuit board sample can carry out cryogenic vulcanization corrosion test.
With reference to shown in Fig. 1 and Fig. 2, in order to adjust the humidity in the sample room body 21, the sample in the present embodiment
Dry air entrance 24 and wet air inlet 25 are additionally provided with product case body 21, dehumidifier 8 and humidifier are additionally provided with the body 1
9, the outlet of the dehumidifier 8 connects with the dry air entrance 24, the outlet of the humidifier 9 and the wet air inlet 25
Connection.When humidity in the sales kit (SK) body 21 is higher, the dehumidifier 8 can be filled with by the dry air entrance 24
The relatively low dry air of dew point, to reduce the humidity in the sales kit (SK) body 21；And the humidity in the sales kit (SK) body 21
When relatively low, the humidifier 9 can be filled with the higher humid air of humidity by the wet air inlet 25, to improve the sample
Humidity in case body 21, so as to realize the regulation to the humidity in the sample room body 21, and then ensure the sample room
Humidity in 21 is maintained in certain scope.
With reference to shown in Fig. 1 and Fig. 2, in order to realize the real-time control to the humidity in the sales kit (SK) body 21, to ensure
Humidity value in the sales kit (SK) body 21 maintains certain experiment humidity value, the sales kit (SK) body 21 in the present embodiment
On be additionally provided with humidity sensor 10, the output end of the humidity sensor 10 electrically connects with the second input of the controller,
Second output end of the controller electrically connects with the control terminal of the dehumidifier 8 and the control terminal of the humidifier 9 respectively, because
This can detect the humidity in the sample room body 21 by the humidity sensor 10, and the humidity detected is fed back to
The controller, the inside of dehumidifier 8 to the sample room body 2 is controlled to be filled with dry air, control by the controller
The inside for making the humidifier 9 to the sample room body 2 is filled with humid air, to ensure the humidity in the sales kit (SK) body 21
Value maintains certain experiment humidity value, so as to further effectively study the creep corrosion phenomenon of the circuit board sample.
With reference to shown in Fig. 1 and Fig. 2, in order to realize more gas integrated corrosion tests to the circuit board sample, this implementation
Mixed gas entrance 26 is additionally provided with the sales kit (SK) body 21 in example, the sales kit (SK) 2 also includes mixed gas part 11,
Mixed-gas channel, the outlet of the mixed-gas channel and the mixed gas entrance are provided with the mixed gas part 11
26 connections；One end of the mixed gas part 11 is provided with gas access 111, and the gas access 111 mixes with described
The entrance connection of gas passage.Different gas is filled with by the gas access 111, and gas is flowed through the mixing successively
Gas passage and the mixed gas entrance 26, the inside for eventually entering into the sample room body 21 mixes with sulphur steam, with reality
Now to more gas integrated corrosion tests of the circuit board sample, so as to further effectively study the creep of the circuit board sample
Corrosion phenomenon.
In embodiments of the present invention, in order to be filled with different types of gas, the gas access 21 in this example is more
Individual, each described gas access 21 can be filled with one kind in the gases such as chlorine, nitrogen dioxide, sulfur dioxide and hydrogen sulfide, with
The mixing of above-mentioned multiple gases is realized by multiple gas accesses 21, and mixed gas is passed through into the mixed gas
The inside that entrance 26 inputs the sample room body 21 mixes with sulphur steam.
With reference to shown in Fig. 1 and Fig. 2, in order to realize the real-time control of the concentration to the mixed gas in the sales kit (SK) body 21
System, to ensure that the concentration of the mixed gas in the sales kit (SK) body 21 maintains certain experimental concentration value, in the present embodiment
The sales kit (SK) body 21 be provided with gas concentration detector 12, output end and the control of the gas concentration detector 12
The 3rd input electrical connection of device processed, the 3rd output end and the control terminal of the mixed gas part 11 of the controller are electrically connected
Connect, therefore the concentration of the mixed gas in the sample room body 21 can be detected by the gas concentration detector 10, and
Give the concentration feedback of the mixed gas detected to the controller, the mixed gas part 11 is controlled by the controller
Control valve aperture, the amount of mixed gas in the sample room body 21 is filled with control, so that it is guaranteed that the sales kit (SK)
The concentration of mixed gas in body 21 maintains certain experimental concentration value, and then further effectively studies the circuit board sample
The creep corrosion phenomenon of product.
In embodiments of the present invention, in order to detect the concentration of the gas with various inputted from gas access 21, in the present embodiment
The gas concentration detector 12 be provided with chlorine probe, nitrogen dioxide probe, sulfur dioxide probe and vulcanization HydroNit sensor, with
Realize the detection to the concentration of the gas with various such as chlorine, nitrogen dioxide, sulfur dioxide and hydrogen sulfide.
With reference to shown in Fig. 1 and Fig. 2, in order to realize the real-time control to the temperature in the sales kit (SK) body 21, to ensure
Temperature value in the sales kit (SK) body 21 maintains certain test temperature value, the sales kit (SK) body 21 in the present embodiment
On be additionally provided with temperature sensor 13, temperature-adjusting heating device 14, the output end of the temperature sensor 13 are additionally provided with the body 1
Electrically connected with the 3rd input of the controller, the 3rd output end of the controller and the control of the temperature-adjusting heating device 14
End electrical connection processed, therefore the temperature in the sample room body 21 can be obtained by the temperature sensor 13, and will obtain
The temperature feedback arrived gives the controller, improves or reduce the heating temperature of the temperature-adjusting heating device 14 by the controller
Degree, and heat is delivered to by the sales kit (SK) body 21 by heat transfer by the box body wall and the interior case 11 of the body 1
Inside or the heat of the inside of the sales kit (SK) body 21 is exported to the outside of the sales kit (SK) body 21 by heat transfer,
To ensure that the temperature value in the sales kit (SK) body 21 maintains certain test temperature value, described in further effectively studying
The creep corrosion phenomenon of circuit board sample.
It is uniform in order to ensure the gas concentration in the sales kit (SK) body 21 and humiture with reference to shown in Fig. 1 and Fig. 2
Property, the sales kit (SK) 2 in the present embodiment also includes agitating device 15, the agitating device 15 include drive device 151 and
The agitator arm 152 being rotatably connected in drive device 151, the drive device 151 are connected to the sales kit (SK) body
On 21, the agitator arm 152 is contained in the sales kit (SK) body 21.The stirring is driven by the drive device 151
Impeller 152 rotates, to promote the gas in the sales kit (SK) body 21 to flow in the sales kit (SK) body 21 everywhere, so as to
Ensure the uniformity of the gas concentration and humiture in the sales kit (SK) body 21, and then further effectively study the circuit board
The creep corrosion phenomenon of sample.
As shown in figure 1, in order to handle the waste gas after circuit board sample sulfidation corrosion experiment and waste water, this reality
The sulfidation corrosion experimental rig applied in example also includes emission-control equipment 16, and the emission-control equipment 16 is provided with waste gas
Entrance 161 and air inlet 162 of intaking, waste gas outlet 27, the waste gas outlet 27 and institute are additionally provided with the sales kit (SK) body 21
State exhaust gas entrance 161 to connect, the exhaust outlet mouth 22 connects with the water inlet air inlet 23, to realize to the circuit board sample
The processing of waste gas and waste water after product sulfidation corrosion experiment.Specifically, the waste gas outlet 27 in the present embodiment passes through waste gas
Pipeline 17 connects with the exhaust gas entrance 161.
As shown in figure 1, in order to control the exhausted air quantity into the emission-control equipment 16, it is preferable that in the present embodiment
The sulfidation corrosion experimental rig also includes aperture control valve 18, and the aperture control valve 18 is connected on the exhaust piping,
By adjusting the aperture of the aperture control valve 18, to control the exhausted air quantity for entering the emission-control equipment 16, so that it is guaranteed that
The emission-control equipment 16 can be handled sufficiently waste gas in time.
To sum up, the present invention provides a kind of sulfidation corrosion experimental rig, including body 1 and the control on the body 1
Device processed, body 1 is interior to be provided with sample room 2 and sulphur steam heater 3, and sample room 2 includes sample room body 21 and located at sample
Sulphur steam inlet 22 and exhaust outlet mouth 23 on room body 21, the outlet of sulphur steam heater 3 by sulphur jet chimney 4 with
Sulphur steam inlet 22 connects；Sulphur vapor sensor 4, the output end of sulphur vapor sensor 4 and control are additionally provided with sample room body 21
The first input end electrical connection of device processed, the first output end of controller electrically connect with the control terminal of sulphur steam heater 3.Pass through
Sulphur steam heater 3 produces sulphur steam, and sulphur steam is passed sequentially through into sulphur jet chimney 4 and sulphur steam inlet 22 is transported to sample
In product room body 21, to realize that the sulfidation corrosion of the circuit board sample to being placed in sample room body 21 is tested；Simultaneously as
The output end of sulphur vapor sensor 4 electrically connects with the first input end of controller, and the first output end and the sulphur steam of controller add
The control terminal electrical connection of thermal 3, therefore the sulphur steam that can be detected by sulphur vapor sensor 4 in sample room body 21 is dense
Degree, and the sulphur vapour concentration detected is fed back into controller, control sulphur steam heater 3 to add sulphur powder by controller
Hot temperature, to control the distillation of sulphur powder, so that it is guaranteed that the sulphur steam in sample room body 21 keeps certain concentration, effectively to grind
Study carefully the creep corrosion phenomenon of circuit board sample, and then avoid circuit board sample that creep corrosion occurs, so as to be to avoid electronic equipment
Break down provides effective foundation.
Described above is only the preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For member, without departing from the technical principles of the invention, some improvement and replacement can also be made, these improve and replaced
Also it should be regarded as protection scope of the present invention.
Claims (10)
- A kind of 1. sulfidation corrosion experimental rig, it is characterised in that the controller including body and on the body, it is described Sample room and sulphur steam heater are provided with body, the sample room includes sample room body and located at the sample room sheet Sulphur steam inlet and exhaust outlet mouth on body, the outlet of the sulphur steam heater are steamed by sulphur jet chimney and the sulphur Vapour entrance connects；Be additionally provided with sulphur vapor sensor on the sample room body, the output end of the sulphur vapor sensor with it is described The first input end electrical connection of controller, the first output end of the controller and the control terminal electricity of the sulphur steam heater Connection.
- 2. sulfidation corrosion experimental rig as claimed in claim 1, it is characterised in that be additionally provided with the sulphur steam heater Nitrogen inlet.
- 3. sulfidation corrosion experimental rig as claimed in claim 1, it is characterised in that the first sulphur steam is additionally provided with the body Cooling-part, the first sulphur steam cooling-part are provided with the first cavity through its upper and lower surface, the first cavity set It is connected on the sulphur jet chimney, first is formed between the lateral wall of the madial wall of first cavity and the sulphur jet chimney Cooling passage；The first sulphur steam cooling-part is provided with the first coolant inlet and the first cooling liquid outlet, and described One coolant inlet connects with the entrance of first cooling passage, first cooling liquid outlet and first coolant The outlet of passage.
- 4. sulfidation corrosion experimental rig as claimed in claim 3, it is characterised in that the sales kit (SK) also includes the second sulphur steam Cooling-part, the second sulphur steam cooling-part are provided with the second cavity through its upper and lower surface, the second cavity set It is connected on the sulphur jet chimney, second is formed between the lateral wall of the madial wall of second cavity and the sulphur jet chimney Cooling passage；The second sulphur steam cooling-part is provided with the second coolant inlet and the second cooling liquid outlet, and described Two coolant inlets connect with the entrance of second cooling passage, second cooling liquid outlet and second coolant The outlet of passage.
- 5. the sulfidation corrosion experimental rig as described in claim any one of 1-4, it is characterised in that on the sales kit (SK) body Dry air entrance and wet air inlet are additionally provided with, dehumidifier and humidifier, the outlet of the dehumidifier are additionally provided with the body Connected with the dry air entrance, the outlet of the humidifier connects with the wet air inlet.
- 6. sulfidation corrosion experimental rig as claimed in claim 5, it is characterised in that be additionally provided with humidity on the sales kit (SK) body Sensor, the output end of the humidity sensor electrically connect with the second input of the controller, and the second of the controller Output end electrically connects with the control terminal of the dehumidifier and the control terminal of the humidifier respectively.
- 7. the sulfidation corrosion experimental rig as described in claim any one of 1-4, it is characterised in that on the sales kit (SK) body Mixed gas entrance is additionally provided with, the sales kit (SK) also includes mixed gas part, gaseous mixture is provided with the mixed gas part Body passage, the outlet of the mixed-gas channel connect with the mixed gas entrance；On one end of the mixed gas part Provided with gas access, and the gas access connects with the entrance of the mixed-gas channel.
- 8. the sulfidation corrosion experimental rig as described in claim any one of 1-4, it is characterised in that on the sales kit (SK) body Provided with gas concentration detector, the output end of the gas concentration detector electrically connects with the 3rd input of the controller, 3rd output end of the controller electrically connects with the control terminal of the mixed gas part.
- 9. the sulfidation corrosion experimental rig as described in claim any one of 1-4, it is characterised in that on the sales kit (SK) body Temperature sensor is additionally provided with, temperature-adjusting heating device, the output end of the temperature sensor and the control are additionally provided with the body The 3rd input electrical connection of device processed, the 3rd output end and the control terminal of the temperature-adjusting heating device of the controller are electrically connected Connect.
- 10. the sulfidation corrosion experimental rig as described in claim any one of 1-4, it is characterised in that the sales kit (SK) also includes Agitating device, the agitating device includes drive device and the agitator arm being rotatably connected in drive device, described Drive device is connected on the sales kit (SK) body, and the agitator arm is contained in the sales kit (SK) body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711391177.9A CN107860706B (en) | 2017-12-20 | 2017-12-20 | Vulcanization corrosion test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711391177.9A CN107860706B (en) | 2017-12-20 | 2017-12-20 | Vulcanization corrosion test device |
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| Publication Number | Publication Date |
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| CN107860706A true CN107860706A (en) | 2018-03-30 |
| CN107860706B CN107860706B (en) | 2021-06-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711391177.9A Active CN107860706B (en) | 2017-12-20 | 2017-12-20 | Vulcanization corrosion test device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112798512A (en) * | 2020-12-29 | 2021-05-14 | 江苏容大材料腐蚀检验有限公司 | High-temperature constant-load stress corrosion testing device |
| CN114324815A (en) * | 2021-12-31 | 2022-04-12 | 中国电子产品可靠性与环境试验研究所（（工业和信息化部电子第五研究所）（中国赛宝实验室）） | High-efficiency accelerated vulcanization comprehensive test device and method thereof |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101782497A (en) * | 2010-01-20 | 2010-07-21 | 中南大学 | Device for high-temperature sulfidation attack experiment of material |
| CN103361628A (en) * | 2012-04-01 | 2013-10-23 | 英莱新能（上海）有限公司 | Solar cell substrate selenization and sulfurization reactor |
| CN204346876U (en) * | 2014-12-22 | 2015-05-20 | 南京五和试验设备有限公司 | A kind of Multifunctional corrosion gas experiment case |
| CN106290122A (en) * | 2015-06-10 | 2017-01-04 | 无锡金利达生态科技有限公司 | A kind of PVC height densification viscosity steel wire grid corrosion depth method of testing |
| CN106596383A (en) * | 2015-10-19 | 2017-04-26 | 大唐移动通信设备有限公司 | Accelerated vulcanization experimental device and experimental method |
| CN106769831A (en) * | 2017-03-10 | 2017-05-31 | 联想(北京)有限公司 | Sulfur vapor corrodes case and sulfur vapor corrosion test method |
| CN107338421A (en) * | 2017-07-01 | 2017-11-10 | 安徽恒致铜铟镓硒技术有限公司 | The generation device and production method that the controllable high activity selenium of flow or sulfur crack are vented one's spleen |
-
2017
- 2017-12-20 CN CN201711391177.9A patent/CN107860706B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101782497A (en) * | 2010-01-20 | 2010-07-21 | 中南大学 | Device for high-temperature sulfidation attack experiment of material |
| CN103361628A (en) * | 2012-04-01 | 2013-10-23 | 英莱新能（上海）有限公司 | Solar cell substrate selenization and sulfurization reactor |
| CN204346876U (en) * | 2014-12-22 | 2015-05-20 | 南京五和试验设备有限公司 | A kind of Multifunctional corrosion gas experiment case |
| CN106290122A (en) * | 2015-06-10 | 2017-01-04 | 无锡金利达生态科技有限公司 | A kind of PVC height densification viscosity steel wire grid corrosion depth method of testing |
| CN106596383A (en) * | 2015-10-19 | 2017-04-26 | 大唐移动通信设备有限公司 | Accelerated vulcanization experimental device and experimental method |
| CN106769831A (en) * | 2017-03-10 | 2017-05-31 | 联想(北京)有限公司 | Sulfur vapor corrodes case and sulfur vapor corrosion test method |
| CN107338421A (en) * | 2017-07-01 | 2017-11-10 | 安徽恒致铜铟镓硒技术有限公司 | The generation device and production method that the controllable high activity selenium of flow or sulfur crack are vented one's spleen |
Non-Patent Citations (1)
| Title |
|---|
| 袁洪娟等: "汽化法制备不溶性硫黄的研究 ", 《橡胶工业》 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112798512A (en) * | 2020-12-29 | 2021-05-14 | 江苏容大材料腐蚀检验有限公司 | High-temperature constant-load stress corrosion testing device |
| CN114324815A (en) * | 2021-12-31 | 2022-04-12 | 中国电子产品可靠性与环境试验研究所（（工业和信息化部电子第五研究所）（中国赛宝实验室）） | High-efficiency accelerated vulcanization comprehensive test device and method thereof |
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