WO2022088464A1 - 一种结露试验自动供水测试装置及其测试方法 - Google Patents

一种结露试验自动供水测试装置及其测试方法 Download PDF

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Publication number
WO2022088464A1
WO2022088464A1 PCT/CN2020/139851 CN2020139851W WO2022088464A1 WO 2022088464 A1 WO2022088464 A1 WO 2022088464A1 CN 2020139851 W CN2020139851 W CN 2020139851W WO 2022088464 A1 WO2022088464 A1 WO 2022088464A1
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WIPO (PCT)
Prior art keywords
test
water
control system
humid
hot
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PCT/CN2020/139851
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English (en)
French (fr)
Inventor
张宾
许文吉
陈新准
马鹏飞
邱国财
郑晓银
Original Assignee
广州奥松电子有限公司
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Publication of WO2022088464A1 publication Critical patent/WO2022088464A1/zh

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    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N25/00Investigating or analyzing materials by the use of thermal means
    • G01N25/56Investigating or analyzing materials by the use of thermal means by investigating moisture content
    • G01N25/66Investigating or analyzing materials by the use of thermal means by investigating moisture content by investigating dew-point

Definitions

  • the invention relates to the field of automatic water supply devices, and more particularly, to an automatic water supply testing device and a testing method thereof for a condensation test.
  • the condensation test is mainly to test whether the device products installed in the humid area can meet the functional requirements when exposed to extreme humidity.
  • the testers used to manually add water and the test time was long. Special testers were required to observe all the time, which was a waste of manpower.
  • the test was a test condition of high temperature and humidity. Manually adding water would cause scalding and the safety was low. Wait for the water to boil. Test the product, and then take it out and dry it in a normal temperature environment after reaching the test time. During the manual picking process, the risk factor of manual picking is high and it is not safe. Enter a specific temperature and humidity environment to test whether the product fails.
  • the technical problem to be solved by the present invention is to overcome the above-mentioned deficiencies of the prior art, and to provide an automatic water supply test device and a test method for the condensation test, which mainly improve the test safety, prevent scalding, etc., and secondly realize the test automation, automatic water supply and automatic test. test, and finally improve the detection efficiency and improve the accuracy of the test test.
  • the present invention specifically adopts the following technical solutions to solve the above technical problems.
  • An automatic water supply test device for dew condensation test comprising a casing, a water vapor supply mechanism, a driving mechanism, a test stage and a control system; the casing is divided into a humid heat area and a normal temperature area; the water steam supply mechanism is located in the humid heat area.
  • the driving mechanism is connected with the test stage, and the driving mechanism drives the test stage to move cyclically between the humid heat region and the normal temperature region to form condensation; the test stage
  • the stage is provided with a plurality of ventilation holes for placing the test sample or the test sample in power-on, the test stage is made of glass fiber board; the control system is used to control the driving mechanism and the water The working status of the steam supply mechanism.
  • the invention provides an automatic water supply test device for a dew condensation test.
  • the outer casing is an open structure, which is convenient for placing test samples or test samples under electrification, and it is convenient to observe the dew condensation of the samples during the test; after the steam supply mechanism continuously provides steam, A humid and hot area is formed to meet the conditions required for the condensation test; the test stage is parked in the normal temperature area, and the test product can be fixed on the ventilation hole of the test stage, which is convenient to take and place, avoiding the safety hazard of manual placement; control
  • the system sets the test time and cycle of the humid and hot zone and the normal temperature zone, and the control system controls the drive mechanism to push the test stage to slide to the humid and hot zone, so that the ventilation holes are above the humid and hot zone, and the condensation test starts; after reaching the set time in the humid and hot zone, Driven by the drive mechanism, the test stage returns to the normal temperature area, and reaches the set time in the normal temperature area, which is one cycle; the cycle is repeated several times until the set cycle is
  • the ventilation holes are arranged on the test stage at equal intervals, and are consistent with the range of high temperature steam provided by the steam supply mechanism.
  • the ventilation holes are arranged at equal intervals on the test stage, and the ventilation holes can be set to different sizes and shapes according to the test needs, so that when the test stage is tested in the hot and humid area, the test on the ventilation holes The product test conditions are consistent, and the accuracy of the results is improved.
  • control system is provided with a time relay, and the time relay controls the moving time and the residence time of the test stage in the normal temperature area and the humid heat area by controlling the driving mechanism.
  • the time relay can be set to the time required for the test and the test cycle in the normal temperature area and the hot and humid area, and the movement time of the driving mechanism is controlled by the time relay, so that the test stage is in the normal temperature area and the hot and humid area every time.
  • the moving time and the dwell time are the same, so as to achieve the consistency of the test conditions, and the time can be controlled to ensure the reliability of the test results.
  • the driving mechanism has two forms of sliding and rotating, and the driving mechanism is provided with a sliding component, and the sliding component is a guide rail provided on the inner wall of the housing and a guide groove provided on the test stage.
  • the driving mechanism is further provided with a cylinder, the cylinder is provided outside the casing, and a cylinder rod is arranged in the cylinder, the cylinder rod penetrates the casing and is fixedly connected to the test stage, and the control system controls the The cylinder rod pushes the test stage to move and test repeatedly in the normal temperature area and the humid and hot area.
  • the driving mechanism includes two forms of sliding and rotating.
  • the cylinder rod is fixedly connected to the test stage.
  • the air pressure in the cylinder acts on the cylinder rod to push the test stage, and the test stage passes through the test stage.
  • the fixed guide groove is stuck on the guide rail and moves repeatedly in the normal temperature area and the hot and humid area; when it is in the form of rotation, the test stage rotates left and right in the normal temperature area and the hot and humid area.
  • the water vapor supply mechanism includes a heating water tank, a water pump and a water boiler located in the heating water tank, the heating water tank is used for water storage, the water boiler is used for water circulation heating to keep the water temperature constant, and the water pump is used for circulating water. Water is supplied, and the steam supply mechanism continuously generates steam to form a hot and humid area; the rest of the casing is a normal temperature area.
  • the water boiler is connected to the control system, and after continuous heating at 100° C., the control system starts the drive mechanism to drive the test stage.
  • the water vapor supply mechanism further includes a water level detector, and the water level detector is provided with a high and low liquid level detector located in the heating water tank for detecting the water level in the heating water tank, and the water level detector is connected with the water level detector.
  • the control system is connected, and the water level detector is used to monitor the control system to control the water pump to start or stop the water supply.
  • the water vapor supply mechanism is continuously heated by a water boiler to keep the water temperature at 100°C, and steam is generated to form a humid and hot zone, and the conditions required for the condensation test are met.
  • the control system starts the test test.
  • the water level gradually decreases.
  • the control system starts to drive the water pump to supply water.
  • the control system starts the water pump to stop the water supply, completes the automatic circulating water supply, and stops until the set period is completed, which can also prevent the hidden danger of dry burning of the heating water tank.
  • the invention also provides a test method of the automatic water supply test device for the condensation test, which includes the following steps.
  • the control system sets the test time in the normal temperature zone, the test time in the humid and hot zone, and the test cycle.
  • the steam supply mechanism continuously supplies high-temperature steam to form a hot and humid area.
  • the drive mechanism is controlled to push the test stage to move from the normal temperature area to the hot and humid area, the condensation test starts, and the test time is set by the control system. , until the cycle period set by the control system, condensation will form.
  • the water vapor supply mechanism in step 3 specifically includes a heating water tank, a water level detector, a water pump and a water boiler; the water vapor supply mechanism monitors the water level in the heating water tank by sensing the water level detector, and when the water level in the heating water tank is low When the water level is at the lower limit, the water pump is turned on to add water to the heating tank; when it reaches the upper limit, the water pump stops working, keeps the water in the heating tank at the minimum position, and supplies water automatically; the water vapor supply mechanism works through the water boiler and continues continuously. heating, keeping the water temperature at 100°C.
  • control system in step 4 is specifically provided with a time relay;
  • the driving mechanism is in two forms, sliding and rotating, and the driving mechanism includes a sliding assembly and a cylinder, and the cylinder is provided with a cylinder rod; a number of test samples are placed in On the ventilation hole of the test stage, after the test conditions in the hot and humid area are stable, the control system controls the running time of the air action.
  • the time relay When the time relay is reached, the air pressure pushes the cylinder rod to move, and the cylinder rod pushes the test stage to the top of the hot and humid area.
  • the ventilation holes are arranged in the hot and humid area to ensure that the test sample is evenly tested; when the test time is up, the cylinder rod is reset, and the test stage is brought back to the normal temperature area for placement. This is a cycle for cyclic testing.
  • step 1 is to run through the entire condensation test.
  • the test device for condensation test and the device products being energized are placed on the ventilation holes of the test stage, and water vapor is supplied.
  • the mechanism continuously provides steam, and the water temperature reaches 100 °C. After 15 minutes to 60 minutes, the conditions in the hot and humid area are stable.
  • the cylinder of the driving mechanism pushes the cylinder rod, and the cylinder rod drives the test stage to move to the hot and humid area. After reaching the test time in the hot and humid area, the cylinder rod is brought back to the test stage to return to the normal temperature area, and the test time is reached in the normal temperature area.
  • the water level detector in the water vapor supply mechanism monitors the water level, and the control system controls the water pump to start or stop water supply to realize the automatic water supply and storage of the water vapor supply mechanism. Water and heating functions.
  • An automatic water supply test device for condensation test of the present invention is provided with a driving mechanism, which is simple in structure, flexible in use, and convenient in maintenance, so that the test product can be automatically tested for condensation, complete the test cycle, save people and time, and improve work efficiency. , high security.
  • An automatic water supply test device for dew condensation test of the present invention is provided with a water vapor supply mechanism, which can continuously supply water automatically, and heat to reach the test conditions, so as to stabilize the test conditions and reduce the error of the test results.
  • a dew condensation test automatic water supply test device of the present invention is equipped with a control system, and the test time and cycle can be set according to the test requirements. Uninterrupted test, no manual operation is required, the test conditions are the same, and the reliability and consistency of the test results are ensured sex.
  • FIG. 1 is a structural diagram of the present invention.
  • Figure 2 is a process flow diagram of the method of the present invention.
  • FIG. 3 is a schematic diagram of the rotating structure of the present invention.
  • FIG. 4 is a schematic diagram a of the test stage of the present invention.
  • FIG. 5 is a schematic diagram b of the test stage of the present invention.
  • FIG. 6 is a schematic diagram of the sliding structure of the multi-test stage of the present invention.
  • FIG. 7 is a schematic diagram of the rotating structure of the multi-test stage of the present invention.
  • housing 100 housing 100 ; cylinder 210 ; cylinder rod 211 ; guide rail 220 ; guide groove 221 ; test stage 230 ;
  • this embodiment provides an automatic water supply testing device for a dew condensation test, including a housing 100 , a water vapor supply mechanism, a driving mechanism, a test stage 230 and a control system.
  • the condensation test is mainly to test whether the electronic components installed in the humid area can meet the functional requirements when exposed to extreme humidity.
  • the casing 100 is made of stainless steel to prevent the device from rusting due to high steam humidity in the dew condensation test, and the stainless steel is light, convenient and easy to obtain, reduces production costs, facilitates movement and maintenance, and increases service life; the casing 100 is an open structure , it is convenient to place the test sample and the test sample in power-on, and it is convenient for the test personnel to observe the dew condensation of the test sample. It does not need to manually add water, and does not need to manually transport the test stage 230, which improves safety.
  • the shell 100 is divided into a humid heat area and a normal temperature area;
  • the water vapor supply mechanism includes a heating water tank 310, a water pump and a water boiler located in the heating water tank 310, the heating water tank 310 is used for water storage, and the water boiler is used for water circulation heating to keep the water temperature constant,
  • the water pump is used for circulating water supply, keeping the water temperature at 100°C, and the steam supply mechanism continuously generates steam to form a hot and humid area to meet the conditions required for the dew condensation test; the rest of the housing 100 is a normal temperature area.
  • the water boiler is connected to the control system, and after continuous heating at 100° C., the control system starts the drive mechanism to drive the test stage.
  • the water vapor supply mechanism also includes a water level detector.
  • the water level detector is provided with a high and low liquid level detector located in the heating water tank, which is used to detect the water level in the heating water tank.
  • the water level detector is connected with the control system and is monitored and controlled by the water level detector.
  • the system controls the water pump to start or stop the water supply.
  • the water temperature reaches 100°C, after 15 minutes to 60 minutes, it is the stable test conditions in the hot and humid area.
  • the control system starts the test test. In the process of steam generation, the water level gradually drops.
  • the water level detector detects it, and the control system starts to drive the water pump to supply water.
  • the water level detector detects the The control system starts the water pump to stop the water supply, completes the automatic circulation of water supply, and stops until the set period is completed. At the same time, it can also prevent the hidden danger of dry burning of the heating water tank.
  • the driving mechanism is provided with a sliding component, and the sliding component is a guide rail 220 provided on the inner wall of the housing 100 and a guide groove 221 provided on the test stage 230 .
  • the driving mechanism is also provided with a cylinder 210.
  • the cylinder 210 is arranged outside the casing 100, and a cylinder rod 211 is arranged in the cylinder 210.
  • the cylinder rod 211 penetrates the casing 100 and is fixedly connected to the test stage 230.
  • the control system controls the cylinder rod 211 to push the test.
  • the stage 230 is repeatedly moved and tested in the normal temperature area and the humid heat area.
  • the air pressure in the cylinder 210 acts on the cylinder rod 211 to push the test stage 230, and the test stage 230 slides on the guide rail 220 through the guide groove 221 fixed to it, and moves repeatedly in the normal temperature area and the humid and hot area; when In the rotating form, the test stage 230 rotates left and right in the normal temperature area and the hot and humid area.
  • the test product there is no need to manually move the test product repeatedly to waste time, which not only saves labor costs, but also improves work efficiency.
  • the test stage 230 is made of glass fiber board.
  • the glass fiber board has stable electrical insulation performance, is flat and smooth, and has good heat resistance and moisture resistance. It is used to place electronic devices or test products under power.
  • the test stage 230 is located in the normal temperature area, and the direction indicated by the arrow is the moving direction to the hot and humid area.
  • the ventilation holes 231 are arranged in a rhombus and equally spaced on the test stage 230, and are provided with the water vapor supply mechanism. The high temperature steam range is consistent.
  • the control system is provided with a time relay, and the time relay controls the moving time and the residence time of the test stage in the normal temperature area and the humid heat area by controlling the driving mechanism.
  • the time relay can set the time and test cycle required for the test in the normal temperature area and the hot and humid area, and the movement time of the driving mechanism is controlled by the time relay, so that the moving time and residence time of the test stage in the normal temperature area and the hot and humid area are the same each time.
  • the consistency of the test conditions is achieved, the time is controllable, and manual timing is not required to increase the error to ensure the reliability of the test results.
  • the present invention also discloses a test method for an automatic water supply test device for a condensation test, which includes the following steps.
  • the control system sets the test time in the normal temperature zone, the test time in the humid and hot zone, and the test cycle.
  • the steam supply mechanism continuously supplies high-temperature steam to form a hot and humid area.
  • the drive mechanism is controlled to push the test stage 230 to move from the normal temperature zone to the hot and humid zone.
  • the condensation test starts.
  • the control system sets the test time
  • the drive mechanism brings the test stage 230 back to its original position.
  • the cycle is repeated until the cycle period set by the control system, and condensation is formed.
  • the water vapor supply mechanism in step 3 specifically includes a heating water tank 310, a water level detector, a water pump and a water boiler; the water vapor supply mechanism monitors the water level in the heating water tank 310 by sensing the water level detector, and when the water level in the heating water tank 310 is low When the water level is at the lower limit, the water pump is turned on to add water to the heating water tank 310; when it reaches the upper limit, the water pump stops working, keeps the water in the heating water tank 310 at the lowest limit position, and supplies water automatically; the water vapor supply mechanism works through the water boiler, Heating continuously to keep the water temperature at 100°C.
  • the control system in step 4 is specifically provided with a time relay; the driving mechanism is in two forms, sliding and rotating, and the driving mechanism includes a sliding assembly and a cylinder 210, and the cylinder 210 is provided with a cylinder rod 211; a number of test samples are placed on the test stage 230.
  • the control system controls the running time of the gas action.
  • the time relay counts up, the air pressure pushes the cylinder rod 211 to move, and the cylinder rod 211 pushes the test stage 230 to the top of the hot and humid zone.
  • this embodiment provides an automatic water supply testing device for a condensation test, including a casing, a water vapor supply mechanism, a driving mechanism, a test stage and a control system.
  • the casing 100 is made of stainless steel to prevent rust and facilitate maintenance and cleaning.
  • the test sample in the power-on is convenient for the test personnel to observe the condensation of the test sample. It does not need to manually add water, and does not need to manually take the test stage, which improves the safety.
  • the other parts of the casing are at normal temperature.
  • the driving mechanism is fixed on the casing and connected to the test stage 230.
  • the test stage 230 is distributed with a plurality of square ventilation holes 231 at equal intervals.
  • the ventilation holes 231 are connected to the water vapor supply mechanism. The provided range of high-temperature steam is the same.
  • the control system sets the residence time in the hot and humid area, the residence time in the normal temperature area, and the cycle period, and places the test sample or the test sample under power on the ventilation hole 231 of the test stage 230, and the control system controls the drive
  • the mechanism drives the test stage 230 to rotate left and right to form dew condensation above the hot and humid area and the normal temperature area.
  • the water vapor supply mechanism includes a heating water tank 310, a water pump and a water boiler located in the heating water tank.
  • the heating water tank 310 is used for water storage
  • the water boiler is used for water circulation heating to keep the water temperature constant
  • the water pump is used for circulating water supply.
  • the control system activates the drive mechanism to drive the test stage 230 after continuous heating at 100°C.
  • the water vapor supply mechanism also includes a water level detector.
  • the water level detector is provided with a high and low liquid level detector located in the heating water tank 310 to detect the water level in the heating water tank 310.
  • the water level detector is connected to the control system and passes through the water level detector.
  • the monitoring and control system controls the water pump to start or stop the water supply.
  • the water vapor supply mechanism is continuously heated by the water boiler to keep the water temperature at 100 °C, and steam is generated to form a hot and humid area to meet the conditions required for the condensation test.
  • the control system starts the test test.
  • the water level gradually drops.
  • the water level detector detects it, and the control system starts to drive the water pump to supply water.
  • the water level detector detects the The control system starts the water pump to stop the water supply, completes the automatic circulating water supply, and stops until the set period is completed.
  • the housing 100 is fan-shaped, and the drive mechanism is connected to the test stage 230.
  • the control system controls the drive mechanism to drive the test stage 230 to rotate in a fan-shaped left and right in the normal temperature area and the hot and humid area. Repeatedly move the test. , During the test, there is no need to manually move the test product repeatedly to waste time, which not only saves labor costs, but also improves work efficiency.
  • the test stage 230 is made of glass fiber board.
  • the glass fiber board has stable electrical insulation performance, is flat and smooth, and has good heat resistance and moisture resistance. It is used to place electronic devices or test products under power.
  • the test stage 230 is located in the normal temperature area, and the direction indicated by the arrow is the moving direction to the hot and humid area.
  • the ventilation holes 231 are arranged in a rhombus and equally spaced on the test stage 230, and are provided with the water vapor supply mechanism. The high temperature steam range is consistent.
  • the control system is provided with a time relay, and the time relay controls the moving time and the residence time of the test stage in the normal temperature area and the humid heat area by controlling the driving mechanism.
  • the time relay can set the time and test cycle required for the test in the normal temperature area and the hot and humid area, and the movement time of the driving mechanism is controlled by the time relay, so that the moving time and residence time of the test stage in the normal temperature area and the hot and humid area are the same each time.
  • the consistency of the test conditions is achieved, the time is controllable, and manual timing is not required to increase the error to ensure the reliability of the test results.
  • test method of a dew condensation test automatic water supply test device is the same as that of Example 1.
  • the test stage 230 of this embodiment is square, the ventilation holes 231 on the test stage 230 are square, and the ventilation holes 231 are equally spaced on the test stage 230 , the number of ventilation holes 231 is 12.
  • the test stage 230 of this embodiment is circular, the ventilation holes 231 on the test stage 230 are circular, and the ventilation holes 231 are equally spaced on the test object. On the stage 230 , there are 14 ventilation holes 231 .
  • the driving device includes two forms: sliding and rotating.
  • the test stage 230 is connected to the driving device.
  • the test stage 230 is designed to be detachable and installed with different sizes and shapes.
  • 231 can be provided with different specifications, shapes and quantities to place test samples according to the needs, increasing the utilization rate of the device and improving the test efficiency.
  • This embodiment provides an automatic water supply testing device for a dew condensation test, including a housing 100, a water vapor supply mechanism, a driving mechanism, a test stage 230 and a control system.
  • the casing 100 is made of stainless steel, and the casing is an open structure, which is convenient for placing the test sample and the test sample in power-on, and it is convenient for the test personnel to observe the condensation of the test sample. There is no need to manually add water or take the test stage. Improve security.
  • the shell 100 is divided into a humid and hot area and a normal temperature area;
  • the water vapor supply mechanism includes a heating water tank 310, a water pump and a water boiler located in the heating water tank. It is used for circulating water supply, and the steam supply mechanism continuously generates steam to form a hot and humid area; the rest of the housing 100 is a normal temperature area.
  • the water boiler is connected to the control system, and the control system activates the drive mechanism to drive the test stage 230 after continuous heating at 100°C.
  • the water vapor supply mechanism also includes a water level detector.
  • the water level detector is provided with a high and low liquid level detector located in the heating water tank, which is used to detect the water level in the heating water tank.
  • the water level detector is connected with the control system and is monitored and controlled by the water level detector.
  • the water pump starts or stops the water supply.
  • the water vapor supply mechanism is continuously heated by the water boiler to keep the water temperature at 100 °C, and steam is generated to form a hot and humid area to meet the conditions required for the condensation test.
  • the control system starts the test test. In the process of steam generation, the water level gradually drops.
  • the water level detector detects it, and the control system starts to drive the water pump to supply water.
  • the water level detector detects the The control system starts the water pump to stop the water supply, completes the automatic circulating water supply, and stops until the set period is completed.
  • the driving mechanism is provided with a sliding component, and the sliding component is a guide rail 220 provided on the inner wall of the housing 100 and a guide groove 221 provided on the test stage 230 .
  • the driving mechanism is also provided with a cylinder 210.
  • the cylinder 210 is arranged outside the casing 100, and a cylinder rod 211 is arranged in the cylinder 210.
  • the cylinder rod 211 penetrates the casing 100 and is fixedly connected to the test stage 230.
  • the control system controls the cylinder rod 211 to push the test.
  • the stage 230 is repeatedly moved and tested in the normal temperature area and the humid heat area.
  • the air pressure in the cylinder 210 acts on the cylinder rod 211 to push the test stage 230, and the test stage 230 slides on the guide rail 220 through the guide groove 221 fixed to it, and moves repeatedly in the normal temperature area and the humid and hot area; when In the rotating form, the test stage 230 rotates left and right in the normal temperature area and the hot and humid area.
  • the test product there is no need to manually move the test product repeatedly to waste time, which not only saves labor costs, but also improves work efficiency.
  • the housing 100 is a rectangular parallelepiped.
  • there are two test stages 230 which are respectively located on the two sides corresponding to the housing 100 , and the test stage 230 is provided with a square ventilation There are 16 holes.
  • the test stages 230 on both sides move to the water vapor supply mechanism at the same time.
  • the area of the ventilation holes 231 on the two test stages 230 is the same as the wet and hot area of the water vapor supply mechanism.
  • the two test stages 230 can be simultaneously test to improve test efficiency.
  • the housing 100 is fan-shaped.
  • the test stage 230 is provided with circular ventilation There are 7 holes, and the test stages 230 on both sides move to the water vapor supply mechanism at the same time.
  • the area of the ventilation holes 231 on the two test stages 230 is the same as the damp heat area of the water vapor supply mechanism.
  • the two test stages 230 can be simultaneously test to improve test efficiency.
  • the test stage 230 is made of glass fiber board.
  • the glass fiber board has stable electrical insulation performance, is flat and smooth, and has good heat resistance and moisture resistance. It is used to place electronic devices or test products under power.
  • the test stage 230 is located in the normal temperature area, and the direction indicated by the arrow is the moving direction to the hot and humid area.
  • the ventilation holes 231 are arranged in a rhombus and equally spaced on the test stage 230, and are provided with the water vapor supply mechanism. The high temperature steam range is consistent.
  • the control system is provided with a time relay, and the time relay controls the moving time and the residence time of the test stage in the normal temperature area and the humid heat area by controlling the driving mechanism.
  • the time relay can be set to the time required for the test and the test cycle in the normal temperature area and the hot and humid area, and the movement time of the driving mechanism is controlled by the time relay, so that the moving time and the residence time of the test stage 230 in the normal temperature area and the hot and humid area are the same each time.
  • the time is controllable, and no manual timing is required to increase the error to ensure the reliability of the test results.
  • test method of a dew condensation test automatic water supply test device is the same as that of Example 1.

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Abstract

一种结露试验自动供水测试装置及测试方法,装置包括外壳(100)、水蒸气供应机构、驱动机构、试验载物台(230)和控制系统;外壳(100)内分为湿热区和常温区;水蒸气供应机构设于湿热区,用于提供高温蒸汽;驱动机构与试验载物台(230)连接,驱动机构驱动试验载物台(230)循环移动在湿热区和常温区之间,形成结露;试验载物台(230)上设有多个透气孔(231),用于放置测试样本或通电中的测试样本,试验载物台(230)为玻纤板材质;控制系统用于控制驱动机构及水蒸气供应机构的工作状态。结露试验自动供水测试装置代替以往人工手动测试装置,实现根据设定的时间进行自动周期循环试验,提升测试试验安全性和准确性。

Description

一种结露试验自动供水测试装置及其测试方法 技术领域
本发明涉及一种自动供水装置领域,更具体地,涉及一种结露试验自动供水测试装置及其测试方法。
背景技术
结露试验主要是要测试安装在有湿度区域的器件产品暴露在极限湿度下能否满足功能要求。以往测试都是试验人员进行手动加水,试验时间较长,需要有专门的试验人员一直观察,浪费人力,并且试验是高温湿热的试验条件,人工手动加水会烫伤安全性低,等水烧开后对产品进行测试,等到达测试时间后再拿出来放在常温环境中晾干,在人工拿取的过程中手动拿取的危险系数较大,不安全,以此循环多次之后再把产品放入特定的恒温恒湿环境下进行检验产品是否失效。在测试过程中,人员的时间和方法是不可控的因素,很容易导致测试数据结果的不准确,则需要进行二次的试验,增加了试验的难度。所以现有试验中基本采用的人为测试,测试的周期和时间过长,导致需要专人进行跟进这一个试验,不仅仅浪费时间,而且测试时间长不可控,造成试验结果的不准确。并且现在很多测试的样品是不通电情况下,或者在一个密闭空间内测试样品,这样缩小了测试样品的范围。
技术问题
本发明所要解决的技术问题在于克服上述现有技术不足,提供一种结露试验自动供水测试装置及其测试方法,主要是提高试验安全性,防止烫伤等,其次实现试验自动化,自动供水和自动测试,最后提高检测工作效率,提升测试试验的准确性。
技术解决方案
本发明具体采取以下技术方案解决上述技术问题。
一种结露试验自动供水测试装置,包括外壳,水蒸气供应机构、驱动机构、试验载物台和控制系统;所述外壳内分为湿热区和常温区;所述水蒸气供应机构设于湿热区,用于提供高温蒸汽;所述驱动机构与所述试验载物台连接,所述驱动机构驱动所述试验载物台循环移动在湿热区和常温区之间,形成结露;所述试验载物台上设有多个透气孔,用于放置测试样本或通电中的测试样本,所述试验载物台为玻纤板材质;所述控制系统用于控制所述驱动机构及所述水蒸气供应机构的工作状态。
本发明提供一种结露试验自动供水测试装置,外壳为敞口式结构,方便放置测试样品或通电中的测试样品,便于观察测试中样品结露情况;水蒸气供应机构不断的提供蒸汽后,形成湿热区,满足结露试验所需条件;试验载物台停在常温区,测试产品可固定放置于试验载物台的透气孔上,拿取及放置方便,避免人工放置的安全隐患;控制系统设定湿热区和常温区的测试时间及周期,控制系统控制驱动机构推动试验载物台滑动到湿热区,使透气孔在湿热区上方,结露试验开始;到达湿热区设定时间后,在驱动机构的驱动下,试验载物台回到常温区,在常温区到达设定时间,此为一个周期;多次循环反复,直至设置的周期,完成结露。
其中,所述透气孔等间距排布在试验载物台上,且与所述水蒸气供应机构所提供的高温蒸汽范围一致。
作为一种优选的方案,透气孔在试验载物台上等间距排布,透气孔可根据测试需要设定不同大小及形状,使试验载物台在湿热区测试时,在透气孔上的测试产品试验条件一致,提高结果的准确性。
其中,所述控制系统设有时间继电器,所述时间继电器通过控制所述驱动机构从而控制所述试验载物台在常温区和湿热区的移动时间及停留时间。
作为一种优选的方案,时间继电器可设定在常温区和湿热区测试试验所需时间及测试周期,通过时间继电器控制驱动机构运动时间,使试验载物台每次在常温区和湿热区的移动时间及停留时间相同,达到试验条件一致性,时间可控,确保试验结果的可靠性。
其中,所述驱动机构为滑动和转动两种形式,所述驱动机构设有滑动组件,所述滑动组件为设于外壳内壁的导轨及设于试验载物台上的导槽。
其中,所述驱动机构还设有气缸,所述气缸设于外壳外部,所述气缸内设有气缸杆,所述气缸杆穿透外壳与试验载物台固定连接,所述控制系统控制所述气缸杆推动所述试验载物台在常温区和湿热区反复移动测试。
作为一种优选的方案,驱动机构包括滑动和转动两种形式,气缸杆与试验载物台固定连接,当为滑动形式时,气缸内气压作用气缸杆推动试验载物台,试验载物台通过与其固定的导槽卡在导轨上滑动,在常温区和湿热区反复移动;当为转动形式时,试验载物台左右转动在常温区和湿热区,测试期间无需人工反复移动测试产品浪费时间,即节约人工成本,又提高工作效率。
其中,所述水蒸气供应机构包括加热水槽、水泵和位于加热水槽内的烧水器,所述加热水槽用于储水,所述烧水器用于水循环加热保持水温恒定,所述水泵用于循环供水,所述水蒸气供应机构不断产生蒸汽,形成湿热区;所述外壳其余部分为常温区。
具体的,所述烧水器与所述控制系统连接,持续不断加热在100℃后所述控制系统启动驱动机构驱动试验载物台。
具体的,所述水蒸气供应机构还包括水位检测器,所述水位检测器设有位于所述加热水槽内的高低液位器,用于检测加热水槽中水位高低,所述水位检测器与所述控制系统连接,通过所述水位检测器监测所述控制系统控制水泵启动或停止供水。
作为一种优选的方案,水蒸气供应机构通过烧水器不断加热,保持水温在100℃,产生蒸汽,形成湿热区,达到结露试验所需条件,试验条件稳定后,控制系统启动测试试验。产生蒸汽过程中,水位逐渐下降,当水位达到低液位器位置时为水位最低下限,水位检测器检测到后,控制系统启动驱动水泵供水,当水位达到高液位器位置时为水位最高上限,水位检测器监测到后,控制系统启动水泵停止供水,完成自动循环供水,直到完成设定周期停止,同时也可以防止加热水槽干烧隐患。
本发明还提供了一种结露试验自动供水测试装置的测试方法,包括以下步骤。
(1)控制系统设置常温区测试时间、湿热区测试时间及测试周期。
(2)放置若干测试样品在试验载物台的透气孔上。
(3)水蒸气供应机构不断供应高温蒸汽,形成湿热区。
(4)湿热区条件稳定后,控制驱动机构推动试验载物台从常温区移动到湿热区,结露测试开始,到控制系统设置测试时间,驱动机构将试验载物台带回复位,循环往复,直到控制系统设置的循环周期为止,形成结露。
具体的,所述步骤3水蒸气供应机构具体包括加热水槽、水位检测器、水泵及烧水器;水蒸气供应机构通过水位检测器传感监测加热水槽中的水位,当加热水槽中的水位低于下限水位时,水泵导通对加热水槽进行加水;加到上限时,水泵停止工作,一直保持加热水槽中的水处于最低限位置,自动供水;水蒸气供应机构通过烧水器工作,持续不断的加热,保持水温100℃。
具体的,所述步骤4控制系统具体设有时间继电器;所述驱动机构为滑动和转动两种形式,所述驱动机构包括滑动组件和气缸,所述气缸设有气缸杆;若干测试样品放置在试验载物台的透气孔上,湿热区测试条件稳定后,控制系统控制气动作运行的时间,当时间继电器计时达到后,气压推动气缸杆进行运动,气缸杆推动试验载物台到湿热区上方,进行放置测试,透气孔排布范围在湿热区内可保证测试样品均匀测试;当测试时间达到后气缸杆复位,将试验载物台带回常温区放置,以此为一个周期,循环测试。
作为一种优选的方案,对步骤1的顺序不进行限定,步骤1是贯通整个结露试验,结露试验测试器件及通电中的器件产品放置在试验载物台的透气孔上,水蒸气供应机构不断提供蒸汽,水温达到100℃,15分钟~60分钟后为湿热区条件稳定,在极湿的情况下测试,驱动机构的气缸推动气缸杆,气缸杆驱动试验载物台移动到湿热区,达到湿热区测试时间后,气缸杆带回试验载物台回到常温区,在常温区达到测试时间,一次湿热区测试时间和一次常温区测试时间之和为一个循环周期时间,试验载物台反复移动在湿热区和常温区直到达到设定的循周期为止;测试期间水蒸气供应机构中的水位检测器监测水位,控制系统控制水泵启动或停止供水,实现水蒸气供应机构的自动供水、储水、加热的功能。
有益效果
与现有技术相比,以下为本发明的有益效果。
(1)本发明一种结露试验自动供水测试装置设置了驱动机构,结构简单,使用灵活,维护方便,可使测试产品自动进行结露试验,完成测试周期,省人省时,提高工作效率,安全性高。
(2)本发明一种结露试验自动供水测试装置设置了水蒸气供应机构,可不断自动供水,加热达到试验条件,使试验条件稳定,降低试验结果误差。
(3)本发明一种结露试验自动供水测试装置设置了控制系统,可按试验需求设定测试时间及周期不间断测试,无需人工操作,使试验条件相同,确保试验结果的可靠性和一致性。
附图说明
图1为本发明的结构图。
图2为本发明的方法工艺流程图。
图3为本发明的转动结构示意图。
图4为本发明的试验载物台示意图a。
图5为本发明的试验载物台示意图b。
图6为本发明的多试验载物台滑动结构示意图。
图7为本发明的多试验载物台转动结构示意图。
附图中标记为:外壳100;气缸210;气缸杆211;导轨220;导槽221;试验载物台230;透气孔231;加热水槽310。
本发明的实施方式
本发明附图仅用于示例性说明,不能理解为对本发明的限制。为了更好说明以下实施例,附图某些部件会有省略、放大或缩小,并不代表实际产品的尺寸;对于本领域技术人员来说,附图中某些公知结构及其说明可能省略是可以理解的。
实施例 1
如图1所示,本实施例提供了一种结露试验自动供水测试装置,包括外壳100,水蒸气供应机构、驱动机构、试验载物台230和控制系统。
结露试验主要是要测试安装在有湿度区域的电子元器件暴露在极限湿度下能否满足功能要求。外壳100为不锈钢材质,防止结露试验中装置由于蒸汽湿度大而生锈,而且不锈钢材质较轻,方便易得,降低生产成本,移动及维护方便,增加使用寿命;外壳100为敞口式结构,便于放置测试样品和通电中的测试样品,方便试验人员观察测试样品的结露情况,不需要人工加水、不需要人工取送试验载物台230,提高安全性。
外壳100内分为湿热区和常温区;水蒸气供应机构包括加热水槽310、水泵和位于加热水槽310内的烧水器,加热水槽310用于储水,烧水器用于水循环加热保持水温恒定,所述水泵用于循环供水,保持水温在100℃,水蒸气供应机构不断产生蒸汽,形成湿热区,达到结露试验所需条件;外壳100其余部分为常温区。其中烧水器与控制系统连接,持续不断加热在100℃后所述控制系统启动驱动机构驱动试验载物台。水蒸气供应机构还包括水位检测器,水位检测器设有位于加热水槽内的高低液位器,用于检测加热水槽中水位高低,水位检测器与所述控制系统连接,通过水位检测器监测控制系统控制水泵启动或停止供水。水温达到100℃,15分钟~60分钟后为湿热区稳定试验条件,当试验条件稳定后,控制系统启动测试试验。产生蒸汽过程中,水位逐渐下降,当水位达到低液位器位置时,水位检测器检测到后,控制系统启动驱动水泵供水,当水位达到高液位器位置时,水位检测器监测到后,控制系统启动水泵停止供水,完成自动循环供水,直到完成设定周期停止,同时也可以防止加热水槽干烧隐患。
驱动机构设有滑动组件,滑动组件为设于外壳100内壁的导轨220及设于试验载物台230上的导槽221。其中驱动机构还设有气缸210,气缸210设于外壳100外部,气缸210内设有气缸杆211,气缸杆211穿透外壳100与试验载物台230固定连接,控制系统控制气缸杆211推动试验载物台230在常温区和湿热区反复移动测试。当为滑动形式时,气缸210内气压作用气缸杆211推动试验载物台230,试验载物台230通过与其固定的导槽221卡在导轨220上滑动,在常温区和湿热区反复移动;当为转动形式时,试验载物台230左右转动在常温区和湿热区,测试期间无需人工反复移动测试产品浪费时间,即节约人工成本,又提高工作效率。
试验载物台230为玻纤板材质,玻纤板电绝缘性能稳定,平整光滑,有较好的耐热性和耐潮湿性,用于放置电子器件或者在通电中的测试产品,在使用中更加安全;试验载物台230上设有15个圆形透气孔231,测试产品可固定在透气孔231中,即增加测试数量,提高工作效率,又解决产品拿取和放置困难问题和避免试验人员手动操作,降低在测试过程中的安全隐患。图中试验载物台230为常温区位置,箭头所指方向为向湿热区移动方向,透气孔231呈菱形等间距排布在试验载物台230上,且与所述水蒸气供应机构所提供的高温蒸汽范围一致。
控制系统设有时间继电器,时间继电器通过控制驱动机构从而控制所述试验载物台在常温区和湿热区的移动时间及停留时间。时间继电器可设定在常温区和湿热区测试试验所需时间及测试周期,通过时间继电器控制驱动机构运动时间,使试验载物台每次在常温区和湿热区的移动时间及停留时间相同,达到试验条件一致性,时间可控,不需要人工计时增大误差,确保试验结果的可靠性。
如图2所示,本发明还公开了一种结露试验自动供水测试装置的测试方法,包括以下步骤。
(1)控制系统设置常温区测试时间、湿热区测试时间及测试周期。
(2)放置若干测试样品在试验载物台230的透气孔231上。
(3)水蒸气供应机构不断供应高温蒸汽,形成湿热区。
(4)湿热区条件稳定后,控制驱动机构推动试验载物台230从常温区移动到湿热区,结露测试开始,到控制系统设置测试时间,驱动机构将试验载物台230带回复位,循环往复,直到控制系统设置的循环周期为止,形成结露。
所述步骤3水蒸气供应机构具体包括加热水槽310、水位检测器、水泵及烧水器;水蒸气供应机构通过水位检测器传感监测加热水槽310中的水位,当加热水槽310中的水位低于下限水位时,水泵导通对加热水槽310进行加水;加到上限时,水泵停止工作,一直保持加热水槽310中的水处于最低限位置,自动供水;水蒸气供应机构通过烧水器工作,持续不断的加热,保持水温100℃。
所述步骤4控制系统具体设有时间继电器;驱动机构为滑动和转动两种形式,驱动机构包括滑动组件和气缸210,气缸210设有气缸杆211;若干测试样品放置在试验载物台230的透气孔231上,湿热区测试条件稳定后,控制系统控制气动作运行的时间,当时间继电器计时达到后,气压推动气缸杆211进行运动,气缸杆211推动试验载物台230到湿热区上方,进行放置测试,透气孔231排布范围在湿热区内可保证测试样品均匀测试;当测试时间达到后气缸杆211复位,将试验载物台230带回常温区放置,以此为一个周期,循环测试。
实施例 2
如图3所示,本实施例提供了一种结露试验自动供水测试装置,包括外壳,水蒸气供应机构、驱动机构、试验载物台和控制系统。
外壳100内部一侧为湿热区,另一侧为常温区,外壳100为不锈钢材质,防止生锈,便于保养清洁,外壳100呈敞口结构,敞口结构方便防止测试样品,便于放置测试样品和通电中的测试样品,方便试验人员观察测试样品的结露情况,不需要人工加水、不需要人工拿取试验载物台,提高安全性,外壳100设有水蒸气供应机构,提供高温蒸汽,形成湿热区,外壳其它部分为常温区,驱动机构固定在外壳上连接试验载物台230,试验载物台230上等间距分布着多个方形透气孔231,透气孔231与所述水蒸气供应机构所提供的高温蒸汽范围一致,控制系统设定湿热区停留时间、常温区停留时间和循环周期,放置测试样品或通电中的测试样品在试验载物台230的透气孔231上,控制系统控制驱动机构驱动试验载物台230左右转动在湿热区和常温区上方形成结露。
水蒸气供应机构包括加热水槽310、水泵和位于加热水槽内的烧水器,加热水槽310用于储水,烧水器用于水循环加热保持水温恒定,水泵用于循环供水,其中烧水器与控制系统连接,持续不断加热在100℃后所述控制系统启动驱动机构驱动试验载物台230。水蒸气供应机构还包括水位检测器,水位检测器设有位于所述加热水槽310内的高低液位器,检测加热水槽310中水位高低,水位检测器与所述控制系统连接,通过水位检测器监测控制系统控制水泵启动或停止供水。水蒸气供应机构通过烧水器不断加热,保持水温在100℃,产生蒸汽,形成湿热区,达到结露试验所需条件,试验条件稳定后,控制系统启动测试试验。产生蒸汽过程中,水位逐渐下降,当水位达到低液位器位置时,水位检测器检测到后,控制系统启动驱动水泵供水,当水位达到高液位器位置时,水位检测器监测到后,控制系统启动水泵停止供水,完成自动循环供水,直到完成设定周期停止。
区别于实施例1,外壳100呈扇形,驱动机构连接试验载物台230,当为转动形式时,控制系统控制驱动机构驱动试验载物台230左右呈扇形转动在常温区和湿热区反复移动测试,测试期间无需人工反复移动测试产品浪费时间,即节约人工成本,又提高工作效率。
试验载物台230为玻纤板材质,玻纤板电绝缘性能稳定,平整光滑,有较好的耐热性和耐潮湿性,用于放置电子器件或者在通电中的测试产品,在使用中更加安全;试验载物台230上设有9个圆形透气孔231,测试产品可固定在透气孔231中,即增加测试数量,提高工作效率,又解决产品拿取和放置困难问题和避免试验人员手动操作,降低在测试过程中的安全隐患。图中试验载物台230为常温区位置,箭头所指方向为向湿热区移动方向,透气孔231呈菱形等间距排布在试验载物台230上,且与所述水蒸气供应机构所提供的高温蒸汽范围一致。
控制系统设有时间继电器,时间继电器通过控制所述驱动机构从而控制所述试验载物台在常温区和湿热区的移动时间及停留时间。时间继电器可设定在常温区和湿热区测试试验所需时间及测试周期,通过时间继电器控制驱动机构运动时间,使试验载物台每次在常温区和湿热区的移动时间及停留时间相同,达到试验条件一致性,时间可控,不需要人工计时增大误差,确保试验结果的可靠性。
一种结露试验自动供水测试装置的测试方法同实施例1相同。
实施例 3
如图4所示,区别于实施例1,本实施例的试验载物台230为方形,试验载物台230上的透气孔231为方形,透气孔231呈等间距分布在试验载物台230上,透气孔231为12个。
如图5所示,区别于实施例1,本实施例的试验载物台230为圆形,试验载物台230上的透气孔231为圆形,透气孔231呈等间距分布在试验载物台230上,透气孔231为14个。
根据实施例1和实施例2的驱动装置结构,驱动装置包括滑动和转动两种形式,试验载物台230与驱动装置连接,试验载物台230可拆卸安装设计有不同大小及形状,透气孔231可根据需要设有不同规格、形状和数量来放置测试样品,增加装置的利用率,提高测试效率。
实施例 4
本实施例提供了一种结露试验自动供水测试装置,包括外壳100,水蒸气供应机构、驱动机构、试验载物台230和控制系统。
外壳100为不锈钢材质,外壳为敞口式结构,便于放置测试样品和通电中的测试样品,方便试验人员观察测试样品的结露情况,不需要人工加水、不需要人工拿取试验载物台,提高安全性。
外壳100内分为湿热区和常温区;水蒸气供应机构包括加热水槽310、水泵和位于加热水槽内的烧水器,加热水槽310用于储水,烧水器用于水循环加热保持水温恒定,水泵用于循环供水,水蒸气供应机构不断产生蒸汽,形成湿热区;外壳100其余部分为常温区。其中烧水器与控制系统连接,持续不断加热在100℃后所述控制系统启动驱动机构驱动试验载物台230。水蒸气供应机构还包括水位检测器,水位检测器设有位于加热水槽内的高低液位器,用于检测加热水槽中水位高低,水位检测器与控制系统连接,通过水位检测器监测控制系统控制水泵启动或停止供水。水蒸气供应机构通过烧水器不断加热,保持水温在100℃,产生蒸汽,形成湿热区,达到结露试验所需条件,试验条件稳定后,控制系统启动测试试验。产生蒸汽过程中,水位逐渐下降,当水位达到低液位器位置时,水位检测器检测到后,控制系统启动驱动水泵供水,当水位达到高液位器位置时,水位检测器监测到后,控制系统启动水泵停止供水,完成自动循环供水,直到完成设定周期停止。
驱动机构设有滑动组件,滑动组件为设于外壳100内壁的导轨220及设于试验载物台230上的导槽221。其中驱动机构还设有气缸210,气缸210设于外壳100外部,气缸210内设有气缸杆211,气缸杆211穿透外壳100与试验载物台230固定连接,控制系统控制气缸杆211推动试验载物台230在常温区和湿热区反复移动测试。当为滑动形式时,气缸210内气压作用气缸杆211推动试验载物台230,试验载物台230通过与其固定的导槽221卡在导轨220上滑动,在常温区和湿热区反复移动;当为转动形式时,试验载物台230左右转动在常温区和湿热区,测试期间无需人工反复移动测试产品浪费时间,即节约人工成本,又提高工作效率。
如图6所示,外壳100为长方体,区别于实施例1,本实施例中试验载物台230设有两个,分别位于外壳100对应的两侧,试验载物台230上设有方形透气孔16个,两侧的试验载物台230同时向水蒸气供应机构移动,两个试验载物台230上透气孔231面积与水蒸气供应机构湿热面积相同,两个试验载物台230可同时测试,提高测试效率。
如图7所示,外壳100为扇形,区别于实施例1,本实施例中试验载物台230设有两个,分别位于扇形夹角的两边,试验载物台230上设有圆形透气孔7个,两侧的试验载物台230同时向水蒸气供应机构移动,两个试验载物台230上透气孔231面积与水蒸气供应机构湿热面积相同,两个试验载物台230可同时测试,提高测试效率。
试验载物台230为玻纤板材质,玻纤板电绝缘性能稳定,平整光滑,有较好的耐热性和耐潮湿性,用于放置电子器件或者在通电中的测试产品,在使用中更加安全;试验载物台230上设有15个圆形透气孔231,测试产品可固定在透气孔231中,即增加测试数量,提高工作效率,又解决产品拿取和放置困难问题和避免试验人员手动操作,降低在测试过程中的安全隐患。图中试验载物台230为常温区位置,箭头所指方向为向湿热区移动方向,透气孔231呈菱形等间距排布在试验载物台230上,且与所述水蒸气供应机构所提供的高温蒸汽范围一致。
控制系统设有时间继电器,时间继电器通过控制所述驱动机构从而控制所述试验载物台在常温区和湿热区的移动时间及停留时间。时间继电器可设定在常温区和湿热区测试试验所需时间及测试周期,通过时间继电器控制驱动机构运动时间,使试验载物台230每次在常温区和湿热区的移动时间及停留时间相同,达到试验条件一致性,时间可控,不需要人工计时增大误差,确保试验结果的可靠性。
一种结露试验自动供水测试装置的测试方法同实施例1相同。
显然,本发明的上述实施例仅仅是为清楚地说明本发明技术方案所作的举例,而并非是对本发明的具体实施方式的限定。凡在本发明权利要求书的精神和原则之内所作的任何修改、等同替换和改进等,均应包含在本发明权利要求的保护范围之内。

Claims (11)

  1. 一种结露试验自动供水测试装置,其特征在于,包括外壳(100),水蒸气供应机构、驱动机构、试验载物台(230)和控制系统;
    所述外壳(100)内分为湿热区和常温区;
    所述水蒸气供应机构设于湿热区,用于提供高温蒸汽;
    所述驱动机构与所述试验载物台(230)连接,所述驱动机构驱动所述试验载物台(230)循环移动在湿热区和常温区之间,形成结露;
    所述试验载物台(230)上设有多个透气孔(231),用于放置测试样本或通电中的测试样本,所述试验载物台(230)为玻纤板材质;
    所述控制系统用于控制所述驱动机构及所述水蒸气供应机构的工作状态。
  2. 根据权利要求1所述的一种结露试验自动供水测试装置,其特征在于,所述透气孔(231)等间距排布在试验载物台(230)上,且与所述水蒸气供应机构所提供的高温蒸汽范围一致。
  3. 根据权利要求1所述的一种结露试验自动供水测试装置,其特征在于,所述控制系统设有时间继电器,所述时间继电器通过控制所述驱动机构从而控制所述试验载物台(230)在常温区和湿热区的移动时间及停留时间。
  4. 根据权利要求1所述的一种结露试验自动供水测试装置,其特征在于,所述驱动机构为滑动和转动两种形式,所述驱动机构设有滑动组件,所述滑动组件为设于外壳(100)内壁的导轨(220)及设于试验载物台(230)上的导槽(221)。
  5. 根据权利要求4所述的一种结露试验自动供水测试装置,其特征在于,所述驱动机构还设有气缸(210),所述气缸(210)设于外壳(100)外部,所述气缸(210)内设有气缸杆(211),所述气缸杆(211)穿透外壳(100)与试验载物台(230)固定连接,所述控制系统控制所述气缸杆(211)推动所述试验载物台(230)在常温区和湿热区反复移动测试。
  6. 根据权利要求1所述的一种结露试验自动供水测试装置,其特征在于,所述水蒸气供应机构包括加热水槽(310)、水泵和位于加热水槽(310)内的烧水器,所述加热水槽(310)用于储水,所述烧水器用于水循环加热保持水温恒定,所述水泵用于循环供水,所述水蒸气供应机构不断产生蒸汽,形成湿热区;所述外壳(100)其余部分为常温区。
  7. 根据权利要求6所述的一种结露试验自动供水测试装置,其特征在于,所述烧水器与所述控制系统连接,持续不断加热在100℃后所述控制系统启动驱动机构驱动试验载物台。
  8. 根据权利要求6所述的一种结露试验自动供水测试装置,其特征在于,所述水蒸气供应机构还包括水位检测器,所述水位检测器设有位于所述加热水槽(310)内的高低液位器,用于检测加热水槽(310)中水位高低,所述水位检测器与所述控制系统连接,通过所述水位检测器监测所述控制系统控制水泵启动或停止供水。
  9. 一种根据权利要求1所述的结露试验自动供水测试装置的测试方法,其特征在于,包括以下步骤:
    (1)控制系统设置常温区测试时间、湿热区测试时间及测试周期;
    (2)放置若干测试样品在试验载物台(230)的透气孔(231)上;
    (3)水蒸气供应机构不断供应高温蒸汽,形成湿热区;
    (4)湿热区条件稳定后,控制驱动机构推动试验载物台(230)从常温区移动到湿热区,结露测试开始,到控制系统设置测试时间,驱动机构将试验载物台(230)带回复位,循环往复,直到控制系统设置的循环周期为止,形成结露。
  10. 根据权利要求9所述的测试方法,其特征在于,所述步骤3水蒸气供应机构具体包括加热水槽(310)、水位检测器、水泵及烧水器;
    水蒸气供应机构通过水位检测器传感监测加热水槽(310)中的水位,当加热水槽(310)中的水位低于下限水位时,水泵导通对加热水槽(310)进行加水;
    加到上限时,水泵停止工作,一直保持加热水槽(310)中的水处于最低限位置,自动供水;
    水蒸气供应机构通过烧水器工作,持续不断的加热,保持水温100℃。
  11. 根据权利要求9所述的测试方法,其特征在于,所述步骤4控制系统具体设有时间继电器;
    所述驱动机构为滑动和转动两种形式,所述驱动机构包括滑动组件和气缸(210),所述气缸(210)设有气缸杆(211);
    若干测试样品放置在试验载物台(230)的透气孔(231)上,湿热区测试条件稳定后,控制系统控制气动作运行的时间,当时间继电器计时达到后,气压推动气缸杆(211)进行运动,气缸杆(211)推动试验载物台(230)到湿热区上方,进行放置测试,透气孔(231)排布范围在湿热区内可保证测试样品均匀测试;当测试时间达到后气缸杆(211)复位,将试验载物台(230)带回常温区放置,以此为一个周期,循环测试。
PCT/CN2020/139851 2020-10-27 2020-12-28 一种结露试验自动供水测试装置及其测试方法 WO2022088464A1 (zh)

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