CN208366532U - Closed waterproof test device suitable for more waterproofing grade standards - Google Patents
Closed waterproof test device suitable for more waterproofing grade standards Download PDFInfo
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- CN208366532U CN208366532U CN201820726577.4U CN201820726577U CN208366532U CN 208366532 U CN208366532 U CN 208366532U CN 201820726577 U CN201820726577 U CN 201820726577U CN 208366532 U CN208366532 U CN 208366532U
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Abstract
The utility model discloses a kind of closed waterproof test devices suitable for more waterproofing grade standards, are equipped with blocking test case, sample stage module, water drop test module, swing pipe tentative module and cyclic water tank；Blocking test case is equipped with main box, and sample stage module is equipped with sample stage and sample stage rotating mechanism, and water drop test module is equipped with water drop test device and elevating mechanism, and swing pipe tentative module is equipped with swing pipe experimental rig and swing pipe tests rotating mechanism；Sample stage rotating mechanism can drive sample stage to rotate in the horizontal plane；Water drop test device can will be fallen on sample stage from the water droplet extracted in cyclic water tank, and elevating mechanism can drive water drop test device to go up and down；Swing pipe experimental rig can will be sprayed on sample stage from the water extracted in cyclic water tank, and swing pipe test rotating mechanism can drive swing pipe experimental rig to swing.The utility model can be used in carrying out the waterproof test of IPX1~IPX8, greatly reduce waterproof test place, also, reduce the water consumption of waterproof test.
Description
Technical field
The utility model relates to a kind of closed waterproof test devices suitable for more waterproofing grade standards.
Background technique
With the rapid development of automobile electronics, automobile electronics reliability is also constantly being promoted, while product
Waterproofness be also measure reliability important indicator, GB/T2423.38-2008, GB/T4208-2008, IEC60529:2013,
Product casing waterproof performance grade is defined in the standards such as ISO20653:2013.IPX1~8 altogether, wherein IPX1/IPX2 is used
Syringe needle raindrop device, IPX3/IPX4 are drenched with rain device using swing pipe, and IPX5/6 uses injection apparatus, and IPX7/8 is using immersion device.
Traditional waterproof test uses 4 special equipments and a special-purpose water-proof test room to realize respectively.Resource and configuration need to repeat to purchase,
And larger test site need to be occupied.Considerably increase space expenses.
Traditional waterproof test device, water consumption is larger, can not achieve water circulation, and the not filter device of water.Draining
System is easy dirty and messy, blocking, greatly increases unnecessary workload and water power consumption.
Currently, waterproof test device water pressure gauge, flowmeter are usually mounted in test device with scale-type, and
IPX5/6 use man-hour manually hand-held injection apparatus and timing, although these devices be able to satisfy testing standard requirement, its accuracy compared with
Difference, causes to occur technical parameter during the test deviation occur, influences test result, reliable to the product increasingly paid attention to
Property will generate adverse effect.Since whole process is by being accomplished manually, operation is relatively complicated and complicated, seriously affects work effect
Rate.
Currently, many IPX7~IPX8 testing equipments are not able to satisfy the big exemplar of length and width 1.5m, for carrying out big exemplar
When test, large water tank and water source, wasting manpower and material resources' resource need to be rearranged.
Utility model content
The technical problem to be solved by the utility model is to provide a kind of closed waterproofs suitable for more waterproofing grade standards
Experimental rig, to solve the problems, such as that it is big that waterproof test device occupies test site.
Above-mentioned technical problem is solved, technical solution used by the utility model is as follows:
A kind of closed waterproof test device suitable for more waterproofing grade standards, it is characterised in that: described is closed anti-
Water test device is equipped with blocking test case, sample stage module, water drop test module, swing pipe tentative module and cyclic water tank；It is described
Blocking test case is equipped with main box, and the sample stage module is equipped with sample stage and sample stage rotating mechanism, the water drop test mould
Block is equipped with water drop test device and elevating mechanism, and the swing pipe tentative module is equipped with swing pipe experimental rig and swing pipe tests rotating machine
Structure；The sample stage, water drop test device and swing pipe experimental rig are respectively positioned in the inner cavity of the main box, the cyclic water tank
The intracavity bottom of the main box is set；The sample stage rotating mechanism can drive the sample stage to revolve in the horizontal plane
Turn；The water drop test device is located at the top of the sample stage, and the water drop test device can will be from the recirculated water
The water droplet extracted in case is fallen on the sample stage, and the elevating mechanism can drive the water drop test device to go up and down, and institute
The highest adjustable height for stating water drop test water tank is located at the top of the swing pipe experimental rig；The swing pipe experimental rig can incite somebody to action
It is sprayed on the sample stage from the water extracted in the cyclic water tank, the swing pipe test rotating mechanism can drive the pendulum
Pipe experimental rig swing, and the swing pipe experimental rig axis of oscillation it is horizontally disposed and pass through the sample stage.
As preferred embodiments of the present invention: the sample stage module is additionally provided with support rod and supporting sleeve,
The upper end of the support rod is fixedly connected on the bottom surface of the sample stage, and the supporting sleeve is inserted into the lower end of the support rod
In, the supporting sleeve offers threaded hole, bolt is equipped in the threaded hole, and the support rod is locked at by the bolt
In the supporting sleeve；The supporting sleeve is mounted on the sample stage rotating mechanism, so that the sample stage rotating mechanism
The sample stage can be driven to rotate in the horizontal plane by the support rod and supporting sleeve mutually locked.
As preferred embodiments of the present invention: the water drop test device is by water drop test water tank and multiple water
Test nozzle composition is dripped, the water inlet of the water drop test water tank is connected to the cyclic water tank by water drop test water pump, each
On the evenly spaced bottom surface for being mounted on the water drop test water tank of the water drop test nozzle.
As preferred embodiments of the present invention: the swing pipe experimental rig is equipped with semicircular pipe and multiple swing pipes
Test nozzle, the two-port closing of the semicircular pipe, the line of the semicircular pipe two-port is the swing pipe experimental rig
Axis of oscillation, each swing pipe test nozzle uniform intervals are mounted on the semicircular pipe, and each described swing pipe
Test nozzle is arranged towards the center location of the semicircular pipe.
As preferred embodiments of the present invention: the sample stage rotating mechanism, elevating mechanism and swing pipe test turn
Motivation structure is all made of servo motor as power source, and the servo motor is installed in the tank wall of the blocking test case
Portion.
As preferred embodiments of the present invention: the closed waterproof test device is additionally provided with jet test dress
It sets, the blocking test case is additionally provided with jet test cavity, and the inner end of the jet test cavity is connected to the main box, the spray
The jet test spray head for penetrating experimental rig is connected to the outer end of the jet test cavity, and the ejection testing device can will be from
The water extracted in the cyclic water tank is ejected by its jet test spray head, and the jet test spray head is ejected
The water energy come is enough be ejected into across the jet test cavity be placed on the sample stage by sample.
As preferred embodiments of the present invention: the closed waterproof test device is additionally provided with displacement sensing
Device, angular transducer, water drop test hydraulic gage, water drop test flowmeter, swing pipe test hydraulic gage, swing pipe test flow meter, spray
Test hydraulic gage, jet test flowmeter and touch controller are penetrated, institute's displacement sensors can acquire the water droplet examination in real time
The adjustable height of experiment device, the angular transducer can acquire the swing angle of the swing pipe experimental rig, the water in real time
Drop test hydraulic gage and water drop test flowmeter can acquire the water feeding pressure and flow of inlet water of the water drop test device respectively,
Swing pipe test hydraulic gage and swing pipe test flow meter can acquire respectively the swing pipe experimental rig water feeding pressure and into
Water flow, the jet test hydraulic gage and jet test flowmeter can acquire the water inlet water of the ejection testing device respectively
Pressure and flow of inlet water, the touch controller can receive institute's displacement sensors, angular transducer, water drop test hydraulic gage,
Water drop test flowmeter, swing pipe test hydraulic gage, swing pipe test flow meter, jet test hydraulic gage and jet test flowmeter are adopted
The data collected, also, the touch controller respectively with the control terminal of the sample stage rotating mechanism, the elevating mechanism
Control terminal, control terminal, the control terminal of the ejection testing device of swing pipe test rotating mechanism are electrically connected.
As preferred embodiments of the present invention: the size of the cyclic water tank can be accommodated and is immersed in by sample
Inside it, and depth of water scale is provided on the tank wall of the cyclic water tank.
As preferred embodiments of the present invention: the cyclic water tank is equipped with tank lid.
Compared with prior art, the utility model has the following beneficial effects:
First, the utility model be equipped with blocking test case, sample stage module, water drop test module, swing pipe tentative module and
Cyclic water tank can be used in the waterproof test for carrying out IPX1~IPX4, greatly reduce waterproof test place, also, test
It is recycled in blocking test case with water energy is enough, reduces the water consumption of waterproof test.
Second, the utility model can be used in the waterproof test for carrying out IPX1~IPX6 by adding ejection testing device,
Greatly reduce waterproof test place.
Third, the utility model pass through displacement sensor, angular transducer, hydraulic gage, flowmeter and touch controller, energy
It is enough that operation control easily is carried out to closed waterproof test device, and ensure collected data accuracy in waterproof test
It is high.
4th, the utility model carries out the waterproof test of IPX7~IPX8 using cyclic water tank, can be used in carrying out IPX1
The waterproof test of~IPX8 greatly reduces waterproof test place.
Detailed description of the invention
The utility model is described in further detail in the following with reference to the drawings and specific embodiments:
Fig. 1 is the structural schematic diagram of the closed waterproof test device of the utility model；
Fig. 2 is the A-A cross-sectional view of Fig. 1.
Specific embodiment
As depicted in figs. 1 and 2, disclosed by the utility model is a kind of closed waterproof examination suitable for more waterproofing grade standards
Experiment device, inventive concept are as follows: the closed waterproof test device of the utility model be equipped with blocking test case 1, sample stage module,
Water drop test module, swing pipe tentative module and cyclic water tank 5；Blocking test case 1 is equipped with main box 11, and sample stage module is equipped with sample
Sample platform 21 and sample stage rotating mechanism, water drop test module are equipped with water drop test device 3 and elevating mechanism, and swing pipe tentative module is set
There are swing pipe experimental rig 4 and swing pipe test rotating mechanism；Sample stage 21, water drop test device 3 and swing pipe experimental rig 4 are respectively positioned on
In the inner cavity of main box 11, the intracavity bottom of main box 11 is arranged in cyclic water tank 5；Sample stage rotating mechanism can drive sample
Platform 21 rotates in the horizontal plane；Water drop test device 3 is located at the top of sample stage 21, and water drop test device 3 can will be from following
The water droplet extracted in ring water tank 5 is fallen on sample stage 21, and elevating mechanism can drive water drop test device 3 to go up and down, and water droplet tries
The highest adjustable height for testing water tank 31 is located at the top of swing pipe experimental rig 4；Swing pipe experimental rig 4 can will be from cyclic water tank 5
The water of middle extraction is sprayed on sample stage 21, and swing pipe test rotating mechanism can drive swing pipe experimental rig 4 to swing, and swing pipe tries
The axis of oscillation of experiment device 4 is horizontally disposed and passes through sample stage 21.
To carry out the method for waterproof test such as to by sample using the closed waterproof test device of the utility model
Under:
When carrying out IPX1~IPX2 waterproof test, swing pipe experimental rig 4 is driven to put firstly, testing rotating mechanism by swing pipe
It moves to sample stage 21 hereinafter, in order to avoid swing pipe experimental rig 4 causes to interfere to water drop test device 3；Then, it is driven by elevating mechanism
The height that dynamic water drop test device 3 is required relative to 21 rise/fall of sample stage to Pass Test；Finally, will be put by sample
It sets on sample stage 21, drives sample stage 21 together with tested sample rotates thereon by sample stage rotating mechanism, and start water
Experimental rig 3 is dripped, so that water drop test device 3 falls on the water droplet extracted from cyclic water tank 5 by sample, it is true to simulate
Real rainy scene.
When carrying out IPX3~IPX4 waterproof test, firstly, driving water drop test device 3 to rise to most by elevating mechanism
Height, in case water drop test device 3 causes to interfere to swing pipe experimental rig 4；Then, it will be placed on by sample on sample stage 21,
Drive sample stage 21 together with tested sample rotates thereon by sample stage rotating mechanism；Finally, testing rotating machine by swing pipe
Structure driving swing pipe experimental rig 4 swings back and forth in the position of 21 or more sample stage, and starts swing pipe experimental rig 4, so that swing pipe
The water extracted from cyclic water tank 5 is sprayed by sample by experimental rig 4, to simulate the rain field scape that really floats.
On the basis of foregoing invention design, the utility model uses following preferred structure:
As preferred embodiments of the present invention: sample stage module is additionally provided with support rod 22 and supporting sleeve 23, branch
The upper end of strut 22 is fixedly connected on the bottom surface of sample stage 21, in the lower end insertion supporting sleeve 23 of support rod 22, support sleeve
Pipe 23 offers threaded hole, bolt is equipped in threaded hole, and support rod 22 is locked in supporting sleeve 23 by the bolt；Support
Casing 23 is mounted on sample stage rotating mechanism, and sample stage rotating mechanism is enabled to pass through the support rod 22 mutually locked and branch
Support set pipe 23 drives sample stage 21 to rotate in the horizontal plane.To protrude into branch by changing support rod 22 before carrying out waterproof test
The length of support set pipe 23, i.e., the height of manually adjustable sample stage 21 are different by sample to adapt to.
As preferred embodiments of the present invention: water drop test device 3 is by water drop test water tank 31 and multiple water droplets
Test nozzle 32 forms, and the water inlet of water drop test water tank 31 is connected to cyclic water tank 5, each water droplet examination by water drop test water pump
It tests on the evenly spaced bottom surface for being mounted on water drop test water tank 31 of nozzle 32.
As preferred embodiments of the present invention: swing pipe experimental rig 4 is equipped with semicircular pipe 41 and multiple swing pipes try
Nozzle 42 is tested, the two-port closing of semicircular pipe 41, the line of 41 two-port of semicircular pipe is the pendulum of swing pipe experimental rig 4
Shaft line, each 42 uniform intervals of swing pipe test nozzle are mounted on semicircular pipe 41, and each swing pipe test nozzle 42 is equal
It is arranged towards the center location of semicircular pipe 41.
As preferred embodiments of the present invention: sample stage rotating mechanism, elevating mechanism and swing pipe test rotating machine
Structure is all made of servo motor as power source, and servo motor is installed in inside the tank wall of blocking test case 1.
As preferred embodiments of the present invention: closed waterproof test device is additionally provided with ejection testing device 6, envelope
It closes chamber 1 and is additionally provided with jet test cavity 12, the inner end of the jet test cavity 12 is connected to main box 11, ejection testing device
The outer end of 6 jet test spray head connection jet test cavity 12, and ejection testing device 6 can will be taken out from cyclic water tank 5
The water taken is ejected by its jet test spray head, and the water energy that jet test spray head is ejected is enough across injection examination
Test cavity 12 be ejected into be placed on sample stage 21 by sample.Wherein, ejection testing device 6 is preferably provided with two injection examinations
Test spray head.
To prevent IPX5~IPX6 is carried out by sample using the closed waterproof test device of the utility model
Water test, the specific method is as follows: firstly, will be placed on sample stage 21 by sample, driving sample by sample stage rotating mechanism
Sample platform 21 is together with tested sample rotates thereon；Then, start ejection testing device 6, so that ejection testing device 6 will be from circulation
The water injection extracted in water tank 5 is on by sample.
As preferred embodiments of the present invention: closed waterproof test device is additionally provided with displacement sensor, angle
Sensor, water drop test hydraulic gage, water drop test flowmeter, swing pipe test hydraulic gage, swing pipe test flow meter, jet test water
Pressure meter, jet test flowmeter and touch controller, the lifting that displacement sensor can acquire water drop test device 3 in real time are high
Degree, angular transducer can acquire the swing angle of swing pipe experimental rig 4, water drop test hydraulic gage and water drop test flow in real time
Meter can acquire the water feeding pressure and flow of inlet water of water drop test device 3 respectively, and swing pipe tests hydraulic gage and swing pipe test flow
Meter can acquire the water feeding pressure and flow of inlet water of swing pipe experimental rig 4, jet test hydraulic gage and jet test flow respectively
Meter can acquire the water feeding pressure and flow of inlet water of ejection testing device 6 respectively, touch controller can receive displacement sensor,
Angular transducer, water drop test hydraulic gage, water drop test flowmeter, swing pipe test hydraulic gage, swing pipe test flow meter, injection examination
Test hydraulic gage and the collected data of jet test flowmeter, also, the touch controller control with sample stage rotating mechanism respectively
End processed, the control terminal of elevating mechanism, control terminal, the control terminal of ejection testing device 6 of swing pipe test rotating mechanism are electrically connected.
Wherein, the precision of hydraulic gage is 0.1%, and the precision of flowmeter is 0.5 grade, and the precision of angular transducer is 0.1 °.To test
Personnel can control the rotation speed of sample stage 21, the adjustable height of water drop test device 3, pendulum by touch controller respectively
The swing angle and speed of pipe experimental rig 4.
As preferred embodiments of the present invention: the size of cyclic water tank 5 can accommodate and is immersed in it by sample
Inside, and depth of water scale is provided on the tank wall of cyclic water tank 5.Wherein, it is each to be preferably dimensioned to be length and width, depth for cyclic water tank 5
1.6m.To remove sample stage 21, and the inside that cyclic water tank 5 will be immersed in by sample, it is anti-that IPX7~IPX8 can be carried out
Water test substantially increases test reliability.
As preferred embodiments of the present invention: cyclic water tank 5 is equipped with tank lid.To carry out IPX1~IPX6
Waterproof test when, tank lid is covered on cyclic water tank 5, can prevent from being placed on being fallen to by sample on sample stage 21
In water in cyclic water tank 5.
By actual measurement, the closed waterproof test device of the utility model realizes IPX1~IPX8 totally 8 waterproof examinations simultaneously
It tests, about 12 square meter of occupied area can be placed in any place in laboratory, be not required to independent room.
The utility model is not limited to above-mentioned specific embodiment, according to above content, according to the ordinary skill of this field
Knowledge and customary means, under the premise of not departing from the utility model above-mentioned basic fundamental thought, the utility model can also be made
Equivalent modifications, replacement or the change of other diversified forms, all fall among the protection scope of the utility model.
Claims (9)
1. a kind of closed waterproof test device suitable for more waterproofing grade standards, it is characterised in that: the closed waterproof
Experimental rig is equipped with blocking test case (1), sample stage module, water drop test module, swing pipe tentative module and cyclic water tank (5)；
The blocking test case (1) is equipped with main box (11), and the sample stage module is equipped with sample stage (21) and sample stage rotating mechanism,
The water drop test module is equipped with water drop test device (3) and elevating mechanism, and the swing pipe tentative module is equipped with swing pipe test dress
Set (4) and swing pipe test rotating mechanism；The sample stage (21), water drop test device (3) and swing pipe experimental rig (4) are respectively positioned on
In the inner cavity of the main box (11), intracavity bottom of cyclic water tank (5) setting in the main box (11)；The sample
Platform rotating mechanism can drive the sample stage (21) to rotate in the horizontal plane；The water drop test device (3) is located at the sample
The top of sample platform (21), and the water droplet extracted from the cyclic water tank (5) can be fallen on institute by the water drop test device (3)
It states on sample stage (21), the elevating mechanism can drive the water drop test device (3) to go up and down, and the water drop test water tank
(31) highest adjustable height is located at the top of the swing pipe experimental rig (4)；The swing pipe experimental rig (4) can will be from institute
It states the water extracted in cyclic water tank (5) to be sprayed on the sample stage (21), the swing pipe test rotating mechanism can drive institute
State swing pipe experimental rig (4) swing, and the swing pipe experimental rig (4) axis of oscillation it is horizontally disposed and pass through the sample stage
(21)。
2. being suitable for the closed waterproof test device of more waterproofing grade standards according to claim 1, it is characterised in that: described
Sample stage module be additionally provided with support rod (22) and supporting sleeve (23), the upper end of the support rod (22) is fixedly connected on described
On the bottom surface of sample stage (21), the lower end of the support rod (22) is inserted into the supporting sleeve (23), the supporting sleeve
(23) threaded hole is offered, bolt is installed, and the support rod (22) is locked at the branch by the bolt in the threaded hole
In support set pipe (23)；The supporting sleeve (23) is mounted on the sample stage rotating mechanism, so that the sample stage rotating machine
Structure can drive the sample stage (21) in the horizontal plane by the support rod (22) and supporting sleeve (23) mutually locked
Rotation.
3. being suitable for the closed waterproof test device of more waterproofing grade standards according to claim 1, it is characterised in that: described
Water drop test device (3) be made of water drop test water tank (31) and multiple water drop test nozzles (32), the water drop test water
The water inlet of case (31) is connected to the cyclic water tank (5) by water drop test water pump, and each water drop test nozzle (32) is equal
Even interval is mounted on the bottom surface of the water drop test water tank (31).
4. being suitable for the closed waterproof test device of more waterproofing grade standards according to claim 1, it is characterised in that: described
Swing pipe experimental rig (4) be equipped with semicircular pipe (41) and multiple swing pipe test nozzles (42), the two of the semicircular pipe (41)
Port closed, the line of semicircular pipe (41) two-port are the axis of oscillation of the swing pipe experimental rig (4), each described
Swing pipe test nozzle (42) uniform intervals are mounted on the semicircular pipe (41), and each described swing pipe test nozzle (42)
Arranged towards the center location of the semicircular pipe (41).
5. being suitable for the closed waterproof test device of more waterproofing grade standards according to claim 1, it is characterised in that: described
Sample stage rotating mechanism, elevating mechanism and swing pipe test rotating mechanism are all made of servo motor as power source, and the servo
Motor is installed in inside the tank wall of the blocking test case (1).
6. special according to claim 1 to the closed waterproof test device for being suitable for more waterproofing grade standards described in 5 any one
Sign is: the closed waterproof test device is additionally provided with ejection testing device (6), and the blocking test case (1) is additionally provided with
The inner end of jet test cavity (12), the jet test cavity (12) is connected to the main box (11), the ejection testing device
(6) jet test spray head is connected to the outer end of the jet test cavity (12), and the ejection testing device (6) can will be from
The water extracted in the cyclic water tank (5) is ejected by its jet test spray head, and the jet test spray head is sprayed
The water energy that shoots out is enough be ejected into across the jet test cavity (12) be placed on the sample stage (21) by sample.
7. being suitable for the closed waterproof test device of more waterproofing grade standards according to claim 6, it is characterised in that: described
Closed waterproof test device be additionally provided with displacement sensor, angular transducer, water drop test hydraulic gage, water drop test flow
Meter, swing pipe test hydraulic gage, swing pipe test flow meter, jet test hydraulic gage, jet test flowmeter and touch controller, institute
Displacement sensors can acquire the adjustable height of the water drop test device (3) in real time, and the angular transducer can be real-time
The swing angle of the swing pipe experimental rig (4) is acquired, the water drop test hydraulic gage and water drop test flowmeter can be distinguished
Acquire the water feeding pressure and flow of inlet water of the water drop test device (3), the swing pipe test hydraulic gage and swing pipe test flow
Meter can acquire the water feeding pressure and flow of inlet water of the swing pipe experimental rig (4), the jet test hydraulic gage and spray respectively
The water feeding pressure and flow of inlet water of the ejection testing device (6), the touch control can be acquired respectively by penetrating test flow meter
Device can receive institute's displacement sensors, angular transducer, water drop test hydraulic gage, water drop test flowmeter, swing pipe test water
Press meter, swing pipe test flow meter, jet test hydraulic gage and the collected data of jet test flowmeter, also, the touch
Controller is rotated with the control terminal of the sample stage rotating mechanism, the control terminal of the elevating mechanism, swing pipe test respectively
The control terminal of mechanism, the control terminal of the ejection testing device (6) are electrically connected.
8. special according to claim 1 to the closed waterproof test device for being suitable for more waterproofing grade standards described in 5 any one
Sign is: the size of the cyclic water tank (5) can be accommodated to be immersed in inside it by sample, and the cyclic water tank (5)
Depth of water scale is provided on tank wall.
9. special according to claim 1 to the closed waterproof test device for being suitable for more waterproofing grade standards described in 5 any one
Sign is: the cyclic water tank (5) is equipped with tank lid.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820726577.4U CN208366532U (en) | 2018-05-15 | 2018-05-15 | Closed waterproof test device suitable for more waterproofing grade standards |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820726577.4U CN208366532U (en) | 2018-05-15 | 2018-05-15 | Closed waterproof test device suitable for more waterproofing grade standards |
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ID=64934793
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109827710A (en) * | 2019-04-03 | 2019-05-31 | 南京工程学院 | A kind of electric automobile battery box water resistance test device |
| CN110174216A (en) * | 2019-04-23 | 2019-08-27 | 中检质技检验检测科学研究院有限公司 | A kind of automatic monitoring water-proof investigating system |
| CN113405730A (en) * | 2021-04-08 | 2021-09-17 | 北汽福田汽车股份有限公司 | Waterproof test device |
| WO2021212191A1 (en) * | 2020-04-23 | 2021-10-28 | Magnus Hermes Freitas | Oscillating arc for multiple conformity tests |
-
2018
- 2018-05-15 CN CN201820726577.4U patent/CN208366532U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109827710A (en) * | 2019-04-03 | 2019-05-31 | 南京工程学院 | A kind of electric automobile battery box water resistance test device |
| CN109827710B (en) * | 2019-04-03 | 2020-07-14 | 南京工程学院 | Waterproof performance test device for battery box of electric automobile |
| CN110174216A (en) * | 2019-04-23 | 2019-08-27 | 中检质技检验检测科学研究院有限公司 | A kind of automatic monitoring water-proof investigating system |
| WO2021212191A1 (en) * | 2020-04-23 | 2021-10-28 | Magnus Hermes Freitas | Oscillating arc for multiple conformity tests |
| CN113405730A (en) * | 2021-04-08 | 2021-09-17 | 北汽福田汽车股份有限公司 | Waterproof test device |
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