CN207964177U - Waterproof test device for test shell degree of protection - Google Patents
Waterproof test device for test shell degree of protection Download PDFInfo
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- CN207964177U CN207964177U CN201820353428.8U CN201820353428U CN207964177U CN 207964177 U CN207964177 U CN 207964177U CN 201820353428 U CN201820353428 U CN 201820353428U CN 207964177 U CN207964177 U CN 207964177U
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Abstract
The utility model discloses a kind of waterproof test devices for test shell degree of protection, are related to shell protection level estimate field.Including moveable pedestal and the water tank and experimental rig that are set on pedestal, experimental rig include be provided with frequency converter booster water pump and at least 1 group of nozzle test assembly, every group of nozzle test assembly it is corresponding at least one kind of shell protection grade；Nozzle test assembly includes nozzle, and the input terminal of booster water pump is connected to water tank, and the output end of booster water pump is connected to by sparge pipe with the input terminal of nozzle, and electromagnetic water valve and flowmeter are provided on sparge pipe.The utility model can improve the working efficiency and test accuracy when shell protection grade carries out waterproof test, not only reduce human cost, and mobile comparison is convenient, be convenient for outdoor water-proof experiment and the waterproof test of particular sample.
Description
Technical field
The utility model is related to shell protection level estimate fields, and in particular to a kind of for test shell degree of protection
Waterproof test device.
Background technology
The existing waterproof test device for test shell degree of protection includes the cistern of split structure, suction pump
With babinet experimental rig, nozzle corresponding from different shell protection grades (IP codes) is provided on experimental rig；Each nozzle
It is connected to by pipeline with cistern, plastic rotor flowmeter, the Yi Jiyong for measuring nozzle spray flow is provided on pipeline
In the manual modulation valve of adjusting shower nozzle hydraulic pressure.When carrying out waterproof test, need artificial first by the experiment of cistern, suction pump and babinet
Device is assembled, then artificial selection test model and corresponding nozzle, finally the hydraulic pressure needed for test, by adjusting manually
It saves valve and adjusts actual hydraulic pressure.
But the existing waterproof test device for test shell degree of protection is when in use, has the following defects：
(1) when manually first being assembled cistern, suction pump and babinet experimental rig, assembling process is more complicated, needs
It wants more people's compounding practices that could complete, not only increases human cost, and working efficiency is relatively low；At the same time, split type
Cistern and babinet experimental rig mobile comparison are difficult, are unfavorable for carrying out outdoor water-proof experiment and the waterproof test of particular sample
(such as communication system outdoor machine room).
(2) when directly adjusting hydraulic pressure by manual modulation valve, it is difficult to by hydraulic pressure and flow constant, so that practical
Variation in water pressure is larger, and the precision of plastic rotor flowmeter is not also high, this can all reduce the test accuracy of waterproof test.
(3) it when carrying out waterproof test, when there is water shortage or test model and nozzle selection is inconsistent, is manually difficult to
It finds in time, this can not only shorten the service life of waterproof test device, but also can equally reduce the test accuracy of waterproof test.
Utility model content
In view of the deficiencies in the prior art, the technical issues of the utility model solution, is：How shell protection is improved
Grade carries out the working efficiency and test accuracy when waterproof test.The utility model reduces human cost, and mobile comparison is convenient,
Conducive to progress outdoor water-proof experiment and the waterproof test of particular sample.
To achieve the above objectives, the waterproof test device provided by the utility model for test shell degree of protection, packet
Water tank and experimental rig are included, which further includes moveable pedestal, and water tank and experimental rig may be contained on pedestal；Experiment dress
Set booster water pump and at least 1 group of nozzle test assembly including being provided with frequency converter, every group of nozzle test assembly and at least 1
Kind shell protection grade corresponds to；Nozzle test assembly includes nozzle, and the input terminal of booster water pump is connected to water tank, booster water pump
Output end is connected to by sparge pipe with the input terminal of nozzle, be provided on sparge pipe electromagnetic water valve, flowmeter, manual pressure regulating valve and
Pressure gauge.
Based on the above technical solution, every group of nozzle test assembly further include with group electromagnetic water valve be electrically connected when
Between relay.
Based on the above technical solution, which further includes control instrument module, all time relays with control
Instrumentation module electrical connection processed, booster water pump are electrically connected by frequency converter with control instrument module.
Based on the above technical solution, the setting position of the electromagnetic water valve, flowmeter, manual pressure regulating valve and pressure gauge
It is set to：Along booster water pump to nozzle direction, it is sequentially arranged electromagnetic water valve, flowmeter, manual pressure regulating valve and pressure gauge.
Based on the above technical solution, the quantity of the nozzle test assembly is 3 groups, 3 groups of nozzle test assemblies
Nozzle is respectively：The first nozzle suitable for shell protection grade IPX3 and IPX4 simultaneously is suitable for shell protection grade IPX5
The second nozzle, and the third nozzle suitable for shell protection grade IPX6.
Based on the above technical solution, the nozzle is fixed by jet nozzle and experimental rig.
Based on the above technical solution, the flowmeter uses turbine flowmeter.
Based on the above technical solution, the bottom of the pedestal is provided with Moving caster.
Based on the above technical solution, the material of the babinet of the water tank uses the stainless steel of model SUS304.
Compared with prior art, the utility model has the advantage of：
(1) compared with the waterproof test device of split structure in the prior art, the waterproof test device of the utility model
Water tank and experimental rig may be contained on moveable pedestal, i.e., water tank, experimental rig and pedestal are an integral structure.Cause
This can directly use, need not assemble, and then is same what is improved work efficiency when the utility model carries out waterproof test
When, human cost is reduced, and mobile comparison is convenient, is conducive to carry out outdoor water-proof experiment and the waterproof test of particular sample.
(2) compared with manual modulation valve in the prior art, the utility model can be by frequency converter to booster water pump
Stable protective effect is played in hydraulic pressure output, prevents hydraulic pressure excessively high or too low, discharge pressure and stream are precisely controlled by booster water pump
Amount, and then significantly improve test accuracy；At the same time, compared with plastic rotor flowmeter in the prior art, this practicality is new
Type uses turbine flowmeter, precision higher.
Further, it is furnished with pressure gauge and manual pressure regulating valve at the nozzle of the utility model simultaneously, it can be to last discharge pressure
Manual fine-tuning is carried out, and then further improves test accuracy.
(3) compared with artificial selection test model in the prior art and nozzle, the utility model passes through control instrument module
The automatic test function for realizing entire experimental rig, automatic water-supply is realized by the time relay and electromagnetic water valve.Therefore,
The utility model intelligent can complete waterproof test, not only further improve test accuracy, but also can be to experimental rig
Effective protection is carried out, and then extends the service life of experimental rig.
Description of the drawings
Fig. 1 is the structural representation of the waterproof test device for test shell degree of protection in the utility model embodiment
Figure.
In figure：1- water tanks, 2- sparge pipes, 3- flowmeters, 4- electromagnetic water valves, 5- frequency converters, 6- booster water pumps, 7- pedestals,
8- manual pressure regulating valves, 9- nozzles, 10- pressure gauges, 11- control instrument modules.
Specific implementation mode
The utility model is described in further detail with reference to the accompanying drawings and embodiments.
It is shown in Figure 1, the waterproof test device for test shell degree of protection in the utility model embodiment, packet
Moveable pedestal 7 is included, water tank 1 and experimental rig are provided on pedestal 7,1 rear portion of water tank is provided with a drainage ball valve, to try
It is drained after testing.The bottom of pedestal 7 is provided with Moving caster to realize that moveable function, Moving caster be preferably in the present embodiment
Universal wheel, the material of the babinet of water tank 1 use the stainless steel of model SUS304.
Shown in Figure 1, experimental rig includes the booster water pump 6 for being provided with frequency converter 5 and at least 1 group of nozzle experiment
Component, every group of nozzle test assembly are corresponding at least one kind of shell protection grade.Nozzle test assembly includes nozzle 9, booster water pump
6 input terminal is connected to water tank 1, output end is connected to by sparge pipe 2 (hose) with the input terminal of nozzle 9, and nozzle 9 passes through nozzle
Frame and experimental rig fix that (operation of jet nozzle can remove the operation of man-hour manually hand-held, only need to be before doing experiment, general as requested
The nozzle of corresponding grade is mounted on jet nozzle, and experiment can be opened by regulating angle).It is provided with electromagnetic water valve on sparge pipe 2
4, flowmeter 3 (turbine flowmeter is used in the present embodiment), manual pressure regulating valve 8 and pressure gauge 10, manual pressure regulating valve 8 and pressure gauge
10 are located near the input terminal of nozzle 9.
Shown in Figure 1, experimental rig in the present embodiment includes 3 groups of nozzle test assemblies, 3 groups of nozzle test assemblies
Nozzle 9 is respectively：The first nozzle suitable for shell protection grade IPX3 and IPX4 simultaneously is suitable for shell protection grade IPX5
The second nozzle, and the third nozzle suitable for shell protection grade IPX6.Every group of nozzle test assembly further include and same group
The time relay that electromagnetic water valve 4 is electrically connected (time relay is used to control the work beginning and ending time of electromagnetic water valve 4).
Shown in Figure 1, the experimental rig in the present embodiment further includes control instrument module 11, and all time relays are equal
It is electrically connected with control instrument module 11, booster water pump 6 is electrically connected by frequency converter 5 with control instrument module 11；Control instrument is used
In control booster water pump 6 and the work of all time relays.
Water tank 1 in the present embodiment have cut off the water supply, excessive low water level protection, babinet earth leakage protective and water level height warning function；Increase
Water pump 6 has water pump overload and excessive low water level protection function, and control instrument module 11 has ground protection, open circuit protection and short circuit and protects
Protective function.
When the present embodiment carries out waterproof test, tested shell can be positioned on a turntable, the application of turntable can be with
It is mobile difficult caused by all directions test due to needing that subject shell is solved well, it is only necessary to subject shell be placed on and turned
Above disk, according to test requirements document, rotating speed is regulated, 9 alignment orientation of nozzle can start to test, and each possible direction is to tested
It tries shell and carries out water drenching, be not necessarily to manual intervention.The combination of nozzle 9 and turntable keeps equipment more intelligent, realizes automation experiment journey
Sequence, and then test efficiency is improved, reduce human cost.
The waterproof test device of the utility model is specifically described below by 4 embodiments.
Embodiment one：IPX3 salt fog tests.
It is tested using the testing equipment (drenching sprayer) required in standard GB 4208-2008, this experiment should install band
The baffle of weight equalizer.The power switch for opening control instrument module 11 carries out water storage to water tank 1, reaches requirement position in water level
It postpones, completes water storage.The corresponding time relays of IPX3/IPX4 are adjusted on control instrument, by IPX3 time controls
Device adjustment criteria test period (no less than 5min), IPX4, IPX5 and IPX6 time timer are adjusted to be zero, while will test total
Time adjusts to right times (having to be larger than IPX3 test periods).IPX3 buttons are pressed on control instrument, open frequency converter 5
Switch adjusts hydraulic pressure, reaches defined water yield and pressure, and for pressure limit between 50kPa~150kPa, adjustment is suitable
It is kept constant after pressure.IPX3 nozzles 9 are fixed, on-test, start simultaneously at timing, test period is accumulated by case surface
Calculate every square metre of 1min (minimum test period 5min).After the completion of test period, electromagnetic water valve 4 is closed, and equipment is automatically stopped
It supplies water, first closes frequency converter 5 and switch, turn off IPX3 buttons, off-test carries out observation judgement to sample salt fog test.According to
According to standard GB 4208-2008 related requests, each vertical plane is within the scope of 60 ° after water pouring test, no adverse effect.
Embodiment two：IPX4 salt fog tests.
It is tested using the testing equipment (drenching sprayer) required in standard GB 4208-2008.This experiment should remove flat
The baffle of counterweight makes testing equipment carry out water drenching to subject shell in each possible direction.Open control instrument module 11
Power switch, to water tank 1 carry out water storage, after water level reaches requirement position, complete water storage.To IPX3/ on control instrument
The corresponding time relays of IPX4 are adjusted, by IPX4 time controller adjustment criterias test period (no less than 5min),
IPX3, IPX5 and IPX6 time timer are adjusted to be zero, while total time on test being adjusted to right times and (has to be larger than IPX4
Test period).It presses IPX4 buttons on control instrument, opens frequency converter 5 and switch, adjust hydraulic pressure, water flow is adjusted to (10 ±
0.5) L/min, pressure limit are kept constant between 50kPa~150kPa after adjusting convenient pressure.On-test, opens simultaneously
Beginning timing, test period calculate every square metre of 1min (minimum test period 5min) by case surface product.After test period reaches,
Time timer function starts, and electromagnetic water valve 4 is closed, and equipment is automatically stopped water supply, first closes frequency converter 5 and switchs, turns off
IPX4 buttons, off-test carry out observation judgement to sample salt fog test.Establishing criteria GB 4208-2008 related requests, to
After shell all directions carry out water spray suppression test, no adverse effect.
Embodiment three：IPX5 salt fog tests.
Subject shell is sprayed in all possible direction using the experiment nozzle required in standard GB 4208-2008
Water test.The power switch for opening control instrument module 11 carries out water storage to water tank 1, after water level reaches requirement position, completes
Water storage.The corresponding time relays of IPX5 are adjusted on control instrument, IPX5 time controller adjustment criterias are tested
Time (no less than 3min), IPX3, IPX4 and IPX6 time timer are adjusted to be zero, while total time on test being adjusted to suitable
Time (has to be larger than IPX5 test periods).IPX5 buttons are pressed on control instrument, are opened frequency converter 5 and are switched, adjust hydraulic pressure,
Water flow is adjusted to (12.5 ± 0.625) L/min, pressure limit is kept between 50kPa~150kPa after adjusting convenient pressure
It is constant.IPX5 nozzles 9 are fixed, on-test starts simultaneously at timing.After the completion of test period, time timer function
Start, electromagnetic water valve 4 is closed, and equipment is automatically stopped water supply, is first closed frequency converter 5 and is switched, and IPX5 buttons, experiment knot are turned off
Beam carries out observation judgement to sample salt fog test.Establishing criteria GB 4208-2008 related requests, are sprayed to shell all directions
After water test, no adverse effect.
Example IV：IPX6 salt fog tests.
Subject shell is sprayed in all possible direction using the experiment nozzle required in standard GB 4208-2008
Water test.The power switch for opening control instrument module 11 carries out water storage to water tank 1, after water level reaches requirement position, completes
Water storage.The corresponding time relays of IPX6 are adjusted on control instrument, IPX6 time controller adjustment criterias are tested
Time (no less than 3min), IPX3, IPX4 and IPX5 time timer are adjusted to be zero, while total time on test being adjusted to suitable
Time (has to be larger than IPX6 test periods).IPX6 buttons are pressed on control instrument, are opened frequency converter 5 and are switched, adjust hydraulic pressure,
Water flow is adjusted to (100 ± 5) L/min.IPX6 nozzles 9 are fixed, on-test starts simultaneously at timing.Test period
After the completion, time timer function starts, and electromagnetic water valve 4 is closed, and equipment is automatically stopped water supply, first closes frequency converter 5 and switchs, then
IPX6 buttons are closed, off-test carries out observation judgement to sample salt fog test.Establishing criteria GB 4208-2008 correlations are wanted
It asks, after carrying out strong water spray test to shell all directions, no adverse effect.
Further, the utility model is not limited to the above embodiment, and those skilled in the art are come
It says, without departing from the principle of this utility model, several improvements and modifications can also be made, these improvements and modifications also regard
Within the scope of protection of the utility model.The content not being described in detail in this specification belongs to professional and technical personnel in the field
The well known prior art.
Claims (9)
1. a kind of waterproof test device for test shell degree of protection, including water tank (1) and experimental rig, feature exist
In：The device further includes moveable pedestal (7), and water tank (1) and experimental rig may be contained on pedestal (7)；Experimental rig packet
Include the booster water pump (6) for being provided with frequency converter (5) and at least 1 group of nozzle test assembly, every group of nozzle test assembly at least
1 kind of shell protection grade corresponds to；Nozzle test assembly includes nozzle (9), and the input terminal of booster water pump (6) is connected to water tank (1),
The output end of booster water pump (6) is connected to by sparge pipe (2) with the input terminal of nozzle (9), and sparge pipe is provided with electromagnetism water on (2)
Valve (4), flowmeter (3), manual pressure regulating valve (8) and pressure gauge (10).
2. being used for the waterproof test device of test shell degree of protection as described in claim 1, it is characterised in that：Every group of nozzle
Test assembly further includes the time relay being electrically connected with group electromagnetic water valve (4).
3. being used for the waterproof test device of test shell degree of protection as claimed in claim 2, it is characterised in that：The device is also
Including control instrument module (11), all time relays are electrically connected with control instrument module (11), the booster water pump (6)
It is electrically connected with control instrument module (11) by frequency converter (5).
4. being used for the waterproof test device of test shell degree of protection as described in claim 1, it is characterised in that：The electromagnetism
Water valve (4), flowmeter (3), manual pressure regulating valve (8) and pressure gauge (10) installation position be：Along booster water pump (6) to nozzle
(9) direction has been sequentially arranged electromagnetic water valve (4), flowmeter (3), manual pressure regulating valve (8) and pressure gauge (10).
5. being used for the waterproof test device of test shell degree of protection as described in claim 1, it is characterised in that：The nozzle
The quantity of test assembly is 3 groups, and the nozzle (9) of 3 groups of nozzle test assemblies is respectively：It is suitable for shell protection grade IPX3 simultaneously
With the first nozzle of IPX4, it is suitable for the second nozzle of shell protection grade IPX5, and be suitable for shell protection grade IPX6
Third nozzle.
6. being used for the waterproof test device of test shell degree of protection as described in claim 1, it is characterised in that：The nozzle
(9) it is fixed by jet nozzle and experimental rig.
7. being used for the waterproof test device of test shell degree of protection as described in claim 1, it is characterised in that：The flow
It counts (3) and uses turbine flowmeter.
8. the waterproof test device as described in any one of claim 1 to 7 for test shell degree of protection, feature exists
In：The bottom of the pedestal (7) is provided with Moving caster.
9. the waterproof test device as described in any one of claim 1 to 7 for test shell degree of protection, feature exists
In：The material of the babinet of the water tank (1) uses the stainless steel of model SUS304.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820353428.8U CN207964177U (en) | 2018-03-14 | 2018-03-14 | Waterproof test device for test shell degree of protection |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201820353428.8U CN207964177U (en) | 2018-03-14 | 2018-03-14 | Waterproof test device for test shell degree of protection |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108519194A (en) * | 2018-03-14 | 2018-09-11 | 武汉网锐检测科技有限公司 | Waterproof test device for test shell degree of protection |
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2018
- 2018-03-14 CN CN201820353428.8U patent/CN207964177U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108519194A (en) * | 2018-03-14 | 2018-09-11 | 武汉网锐检测科技有限公司 | Waterproof test device for test shell degree of protection |
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