CN108593217A - Sealing test system - Google Patents
Sealing test system Download PDFInfo
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- CN108593217A CN108593217A CN201810274884.8A CN201810274884A CN108593217A CN 108593217 A CN108593217 A CN 108593217A CN 201810274884 A CN201810274884 A CN 201810274884A CN 108593217 A CN108593217 A CN 108593217A
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- pipeline
- water
- airtight cavity
- sealing
- test
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- 238000012360 testing method Methods 0.000 title claims abstract description 125
- 238000007789 sealing Methods 0.000 title claims abstract description 109
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 115
- 238000012544 monitoring process Methods 0.000 claims abstract description 7
- 238000001514 detection method Methods 0.000 claims description 21
- 230000000694 effects Effects 0.000 abstract description 6
- 238000010998 test method Methods 0.000 abstract description 4
- 238000000034 method Methods 0.000 description 11
- 230000008569 process Effects 0.000 description 10
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 8
- 239000007789 gas Substances 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- 238000012279 drainage procedure Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 230000005611 electricity Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 208000032843 Hemorrhage Diseases 0.000 description 1
- 208000034158 bleeding Diseases 0.000 description 1
- 230000000740 bleeding effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000005538 encapsulation Methods 0.000 description 1
- 239000001307 helium Substances 0.000 description 1
- 229910052734 helium Inorganic materials 0.000 description 1
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M3/00—Investigating fluid-tightness of structures
- G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
- G01M3/26—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Examining Or Testing Airtightness (AREA)
Abstract
The present invention provides a kind of sealing test systems, are related to product waterproof test technical field, to solve the technical problem that existing test method is of high cost, complicated for operation and test effect is undesirable.It is related to a kind of sealing test system, including：Water route component and sealing test component, can form the airtight cavity comprising test point between sealing test component and product to be measured；Water route component includes inlet pipeline and outlet pipeline, and inlet pipeline is connected with the water entering section of airtight cavity, and outlet pipeline is connected with the outlet part of airtight cavity, for the water in airtight cavity to be discharged；Inlet pipeline includes positive pressure pipeline, and positive pressure pipeline is used for the water filling into airtight cavity, and applies pressure and pressurize to the airtight cavity for filling water, and inlet pipeline is connected with the pressure elements for monitoring pressure in airtight cavity.The sealing test system operatio is fairly simple, and test result is more intuitive, and test effect is ideal.
Description
Technical field
The present invention relates to product waterproof test technical fields, more particularly, to a kind of sealing test system.
Background technology
In modern industrial equipment and product, sealing performance is to influence equipment or one of an important factor for product quality.
Such as in consumer electronics product market, one of which performance is being captured always, that is, water resistance.
In electronic product, whether waterproof is a key index to its Performance Assessment to product, if poor sealing, interiors of products
Once water inlet, the damage that will cause to be difficult to remedy to entire product.Thus, for the electronic product with water resistance,
Performing leak test to product shell is essential link in electronic product production.
The existing test method for product hermeticity energy has very much, and traditional wet method falls behind, and complicated for operation；Helium
Gas detection method cost is higher；Thus, provide a kind of cost is relatively low, the more intuitive test method of easy to operate and testing result very
It is necessary to.
Invention content
The purpose of the present invention is to provide a kind of sealing test systems, and to solve, existing test method is of high cost, operation is multiple
Technical problem miscellaneous and that test effect is undesirable.
Sealing test system provided by the invention, including：Water route component and sealing test component, the sealing test component
The airtight cavity comprising test point can be formed between product to be measured.
The water route component includes inlet pipeline and outlet pipeline, the water entering section of the inlet pipeline and the airtight cavity
It is connected, the outlet pipeline is connected with the outlet part of the airtight cavity, for the water in the airtight cavity to be discharged.
The inlet pipeline includes positive pressure pipeline, and the positive pressure pipeline is used for the water filling into the airtight cavity, and to note
The airtight cavity of full water applies pressure and pressurize, and the inlet pipeline is connected with for monitoring pressure in the airtight cavity
Pressure elements.
Further, the inlet pipeline is equipped with intake chamber, and the intake chamber is connected to the positive pressure pipeline and described
On pipeline between sealing test component；The positive pressure pipeline can make the water in the intake chamber enter the airtight cavity.
Further, the pipeline between the intake chamber and the sealing test component is equipped with the first hydraulic valve.
Further, the first branch and second are additionally provided on the pipeline between the intake chamber and the sealing test component
Branch；The first branch is equipped with the second hydraulic valve, and the first branch can be connected by second hydraulic valve with air
It is logical；The pressure elements is arranged in the second branch.
Further, the positive pressure pipeline includes positive pressure air source, three linked piece and electric Proportion valve, the positive pressure air source, institute
It states three linked piece and the electric Proportion valve is sequentially communicated.
Further, the outlet pipeline is equipped with level detection sensors device, and the level detection sensors device is for detecting
Whether water is filled in the airtight cavity；The outlet pipeline is equipped with third hydraulic valve.
Further, drain tank, one end of the drain tank and the sealing test group are additionally provided on the outlet pipeline
Part is connected to, and the other end is connected to the intake chamber；The level detection sensors device and the third hydraulic valve are connected to described close
It seals on the pipeline between test suite and the drain tank.
Further, the outlet pipeline includes negative pressure line, and negative pressure line setting is in the drain tank and described
On pipeline between intake chamber；The negative pressure line includes pressure sensor, the first solenoid valve, vacuum pump and second solenoid valve,
The pressure sensor, first solenoid valve, the vacuum pump and the second solenoid valve are sequentially connected.
Further, the pipeline between the drain tank and the intake chamber is equipped with third branch, the third branch
It is in parallel with the negative pressure line, the third branch road is equipped with the 4th hydraulic valve.
Further, the sealing test component includes at least one test point sealing ring, the test point sealing ring tool
The sealing ring ontology for having one end open to be arranged, each forms the airtight cavity between the sealing ring ontology and product to be measured；
The water entering section is arranged in the bottom end of the sealing ring ontology, and water is made to enter the airtight cavity, the water outlet by bottom end
Portion is arranged in the top end part of the sealing ring ontology, and water is made to be flowed out by top end part.
The advantageous effect of sealing test system provided by the invention：
In the sealing test system, it can be formed comprising the closed of test point between sealing test component and product to be measured
The water entering section of cavity, airtight cavity connects inlet pipeline, and the outlet part of airtight cavity connects outlet pipeline, due to inlet pipeline packet
Positive pressure pipeline is included, in actual test, by water filling in forward voltage diode road direction airtight cavity, water is made to be full of entire airtight cavity, and
Pressure and pressurize, in the process, the pressure that pressure elements monitors are applied to the airtight cavity for filling water by positive pressure pipeline
Value, which will be continuously increased, then keeps a stationary value, if if there is leakage at the test point of product to be measured, which will send out
Changing, the generally pressure value become smaller；If the pressure value be always maintained at it is constant, there is no letting out at the test point of product to be measured
Leakage.
As known from the above, it can learn that the sealing situation of product to be measured, operation are simpler by monitoring the variation of pressure
It is single, and test result is more intuitive, test effect is ideal.In addition, the sealing test system is tested using water route, test is completed
Required material (water, pipeline etc.) cheap and easy making, cost are relatively low.
Description of the drawings
It, below will be to specific in order to illustrate more clearly of the specific embodiment of the invention or technical solution in the prior art
Embodiment or attached drawing needed to be used in the description of the prior art are briefly described, it should be apparent that, in being described below
Attached drawing is some embodiments of the present invention, for those of ordinary skill in the art, before not making the creative labor
It puts, can also be obtained according to these attached drawings other attached drawings.
Fig. 1 is the structural schematic diagram of sealing test component provided in an embodiment of the present invention；
Fig. 2 is the front view of sealing test component shown in Fig. 1；
Fig. 3 is the sectional view at A-A shown in Fig. 2；
Fig. 4 is the schematic diagram for the sealing test system that the embodiment of the present invention provides, wherein is in as shown in the figure for system
The water-filling stage, and the component for filling black shade is in off state, remaining is in an open state；
Fig. 5 is the schematic diagram that sealing test system is in packing stage shown in Fig. 4；
Fig. 6 is the schematic diagram that sealing test system is in the pressure release stage shown in Fig. 4；
Fig. 7 is the schematic diagram that sealing test system is in bleeding stage shown in Fig. 4.
Icon：100- sealing test components；200- intake chambers；300- level detection sensors devices；400- drain tanks；500-
One solenoid valve；600- vacuum pumps；700- second solenoid valves；
110- sealing ring ontologies；120- water inlet pipes；130- outlet pipes；The first pedestals of 140-；The second pedestals of 150-；
121- water supply connectors；131- water outlet connectors.
Specific implementation mode
Technical scheme of the present invention is clearly and completely described below in conjunction with attached drawing, it is clear that described implementation
Example is a part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, ordinary skill
All other embodiment that personnel are obtained without making creative work, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that term "center", "upper", "lower", "left", "right", "vertical",
The orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" be based on the orientation or positional relationship shown in the drawings, merely to
Convenient for the description present invention and simplify description, do not indicate or imply the indicated mechanism or element must have a particular orientation,
With specific azimuth configuration and operation, therefore it is not considered as limiting the invention.In addition, term " first ", " second " are only
For descriptive purposes, it is not understood to indicate or imply relative importance.
Embodiment one
As shown in Figure 1 to Figure 3, the present embodiment one provides a kind of sealing test component 100, including：At least one test
Dot encapsulation circle, test point sealing ring have one end open setting sealing ring ontology 110, each sealing ring ontology 110 with it is to be measured
The airtight cavity for including test point is formed between product；Wherein, each sealing ring ontology 110 is equipped with and connects with airtight cavity
Water entering section and outlet part, water entering section is arranged in the bottom end of sealing ring ontology 110, and water is made to enter airtight cavity by bottom end,
Outlet part is arranged in the top end part of sealing ring ontology 110, and water is made to be flowed out by top end part.
In the sealing test component 100, sealing ring ontology 110 can be formed between product to be measured comprising test point
Airtight cavity, and each sealing ring ontology 110 is equipped with the water entering section and outlet part to connect with airtight cavity, due to water entering section
It is arranged in the bottom end of sealing ring ontology 110, thus during the test, test water will be by the bottom end of sealing ring ontology 110
Into as test water constantly fills airtight cavity, mixed air will be forced in the air and test water in airtight cavity
The upper end for gathering airtight cavity, a large amount of gas for being arranged in the top end part of sealing ring ontology 110 due to outlet part, thus assembling
Body will all be discharged from top end part, to make to be retained without gas in airtight cavity, and can make in entire airtight cavity all
Full of test water.
The sealing test component 100 in practical application, need to applying pressure and pressurize for a period of time in airtight cavity,
As known from the above, it can realize that no gas retains in the airtight cavity, it is thus possible to avoid, because gas compression amount is larger, pressurizeing
When the case where leading to pressure reduction in airtight cavity, erroneous judgement may be caused occur.It is entire due to the sealing test component 100
Test water is completely filled in airtight cavity, it is thus possible to the generation for avoiding the above situation, to ensure the accuracy of test, simulation
The authenticity of product waterproof.
In addition, since the sealing test component 100 includes at least one test point sealing ring, when test point sealing ring is more
When a, the product of identical quantity can be matched with a test point sealing ring respectively, forms the airtight cavity for including test point,
The test to multiple products may be implemented in thus once-through operation, has saved the time, has improved efficiency.
Further, since the sealing test component 100 is tested using water route, material (water, sealing ring needed for test are completed
Deng) cheap and easy making, thus, the cost of the sealing test component 100 is relatively low.
As shown in Figure 1, Figure 2 or shown in Fig. 3, there are two test point sealing rings for the sealing test component 100 setting, can specifically pass through
It needs to be configured.
As shown in Figure 1, the opening of airtight cavity is formed by outer profile with the test point of product to be measured and is adapted.Wherein,
Test point sealing ring needs are designed according to the feature of required test product, to ensure that closed chamber can be formed between the two
Body.
It should be noted that " airtight cavity " mentioned above refers to relatively closed cavity, because of sealing ring ontology
110 are equipped with the water entering section and outlet part to connect with airtight cavity.
As shown in Figures 2 and 3, water entering section includes inlet opening, and water inlet pipe 120 is connected at inlet opening；Outlet part includes
Water hole is connected with outlet pipe 130 at apopore.
Wherein, for the ease of water inlet, as shown in Figure 1 or 2, one end of water inlet pipe 120 is connected to airtight cavity, the other end
It is connected with water supply connector 121；One end of outlet pipe 130 is connected to airtight cavity, and the other end is connected with water outlet connector 131.
In the embodiment, which further includes the first mounting base for installing test point sealing ring.
As shown in Fig. 1 or Fig. 3, the first mounting base includes the first pedestal 140, has mounting portion, installation on the first pedestal 140
There is the groove for accommodating test point sealing ring, test point sealing ring to be clamped in groove in portion.
On the basis of the above embodiments, the first mounting base is connected with the second mounting base, and the second mounting base includes second
Body 150 (see Fig. 1 or Fig. 3).
Wherein, the arrangement form of water inlet pipe 120 and outlet pipe 130 can there are many, now introduce following several, but be not limited to
For form in detail below.
The first：Water inlet pipe 120 and outlet pipe 130 are placed in the second pedestal 150 (attached to be not shown in figure).
Second：As shown in figure 3, water inlet pipe 120 includes the first water inlet segment and the second water inlet segment, the first water inlet segment
It is placed in the first pedestal 140 using sealed connection, the first water inlet segment at the jointing of the second water inlet segment, the second water inlet
Pipeline section is placed in the second pedestal 150；Outlet pipe 130 include first water outlet pipeline section and second water outlet pipeline section, first water outlet pipeline section and
Using being tightly connected at the jointing of second water outlet pipeline section, the first water outlet pipeline section is placed in the first pedestal 140, the second outlet pipe
Section is placed in the second pedestal 150.
Sealing ring can be used in " sealed connection " mentioned above, and the sealed connection at jointing is realized by sealing ring.
Certainly, the sealed connection mode at this is not limited to sealing ring connection.
As shown in Fig. 1 or Fig. 3, mounting portion is the bulge-structure for being integrally formed and outwardly protruding with the first pedestal 140.This sets
Set the installation convenient for test point sealing ring and the fixation etc. of product.
Embodiment two
As shown in Figures 4 to 7, the present embodiment two provides a kind of sealing test system, including：Water route component and above-mentioned close
Test suite 100 is sealed, the airtight cavity comprising test point can be formed between sealing test component 100 and product to be measured；Water route
Component includes inlet pipeline and outlet pipeline, and inlet pipeline is connected with the water entering section of airtight cavity, outlet pipeline and closed chamber
The outlet part of body is connected, for the water in airtight cavity to be discharged；Inlet pipeline includes positive pressure pipeline, positive pressure pipeline be used for
Water filling in airtight cavity, and pressure and pressurize are applied to the airtight cavity for filling water, inlet pipeline is connected with closed for monitoring
The pressure elements of cavity internal pressure.
In the sealing test system, it can be formed comprising test point between sealing test component 100 and product to be measured
The water entering section of airtight cavity, airtight cavity connects inlet pipeline, and the outlet part of airtight cavity connects outlet pipeline, due to water inlet pipe
Road includes positive pressure pipeline, in actual test, by water filling in forward voltage diode road direction airtight cavity, water is made to be full of entire closed chamber
Body, and pressure and pressurize, in the process, what pressure elements monitored are applied to the airtight cavity for filling water by positive pressure pipeline
Pressure value, which will be continuously increased, then keeps a stationary value, if if there is leakage at the test point of product to be measured, which will
It can change, generally the pressure value becomes smaller；If the pressure value is always maintained at constant, do not deposited at the test point of product to be measured
It is leaking.
As known from the above, it can learn that the sealing situation of product to be measured, operation are simpler by monitoring the variation of pressure
It is single, and test result is more intuitive, test effect is ideal.In addition, the sealing test system is tested using water route, test is completed
Required material (water, pipeline etc.) cheap and easy making, cost are relatively low.
Specifically, inlet pipeline is connected by water supply connector 121 with above-mentioned water inlet pipe 120；Outlet pipeline passes through water outlet
Connector 131 is connected with above-mentioned outlet pipe 130.
As shown in figure 4, inlet pipeline is equipped with intake chamber 200, intake chamber 200 is connected to positive pressure pipeline and sealing test group
On pipeline between part 100；Positive pressure pipeline can make the water in intake chamber 200 enter airtight cavity.
In the embodiment, intake chamber 200 is sealing container；Either, intake chamber 200 is placed in closed container.
Wherein, positive pressure pipeline includes positive pressure air source, three linked piece and electric Proportion valve, positive pressure air source, three linked piece and electrical ratio
Example valve is sequentially communicated, and positive pressure pipeline can make to generate positive pressure in pipeline, and the hydraulic pressure in intake chamber 200 is entered in airtight cavity.
Please continue to refer to Fig. 4, the pipeline between intake chamber 200 and sealing test component 100 is equipped with the first hydraulic valve.
In the embodiment, the first branch and second are additionally provided on the pipeline between intake chamber 200 and sealing test component 100
Branch；The first branch is equipped with the second hydraulic valve, and the first branch can be with atmosphere by the second hydraulic valve；Pressure elements is set
It sets in the second branch.
Wherein, pressure elements is digital display manometer.
Please continue to refer to Fig. 4, outlet pipeline is equipped with level detection sensors device 300, and level detection sensors device 300 is for examining
It surveys in airtight cavity and whether fills water；Outlet pipeline is equipped with third hydraulic valve.
Drain tank 400, one end and the sealing test component 100 of drain tank 400 are additionally provided in the embodiment, on outlet pipeline
Connection, the other end are connected to intake chamber 200；Level detection sensors device 300 and third hydraulic valve are connected to sealing test component 100
On pipeline between drain tank 400.Wherein, after being full of water in airtight cavity, water will exit into water outlet by outlet pipe 130
Pipeline, since level detection sensors device 300 is arranged on outlet pipeline, at this point, level detection sensors device 300 will detect water outlet
Water in pipeline.
Two-way hydraulic valve can be selected in above-mentioned the first hydraulic valve, the second hydraulic valve and third hydraulic valve.
In the embodiment, outlet pipeline includes negative pressure line, negative pressure line setting drain tank 400 and intake chamber 200 it
Between pipeline on；Negative pressure line includes pressure sensor, the first solenoid valve 500, vacuum pump 600 and second solenoid valve 700, pressure
Sensor, the first solenoid valve 500, vacuum pump 600 and second solenoid valve 700 are sequentially connected.
Please continue to refer to Fig. 4, pipeline between drain tank 400 and intake chamber 200 is equipped with third branch, third branch with
Negative pressure line is in parallel, and third branch road is equipped with the 4th hydraulic valve.
On the basis of the above embodiments, which includes water-filling, pressurize, pressure release and draining four-stage.
It should be noted that：
1, in the aforementioned four stage, digital display manometer and pressure sensor are in the open state always, are respectively used to reality
When monitoring pipeline hydraulic pressure and air pressure.
2, above-mentioned electronic component is electrically connected with control unit, and the automatic of each electronic component is realized by control unit
It opens and closes, to realize the automatic test of the sealing test system.
It is illustrated in figure 4 water-rinsing process, wherein the second hydraulic valve (obstructed air), the 4th hydraulic valve and second solenoid valve
700 are closed, positive pressure air source, three linked piece, electric Proportion valve, the first hydraulic valve, third hydraulic valve, level detection sensors
Device 300, the first solenoid valve 500 and vacuum pump 600 are in opening state；In the process, positive pressure pipeline can make in pipeline
Positive pressure is generated, the water in intake chamber 200 is pressed by the first hydraulic valve, water inlet pipe 120 in airtight cavity, is made in airtight cavity
Full of test water, after being full of water in airtight cavity, extra water will be flowed out by outlet pipe 130, and pass through third hydraulic pressure successively
Valve and level detection sensors device 300 flow into drain tank 400, when level detection sensors device 300 detects corresponding signal, and should
Signal is sent to control unit, and control unit will execute pressure maintaining period.
It is illustrated in figure 5 pressure maintaining period, wherein the second hydraulic valve (obstructed air), third hydraulic valve, level detection sensors
Device 300, the first solenoid valve 500, vacuum pump 600 and second solenoid valve 700, the 4th hydraulic valve are in closed state, positive pressure gas
Source, three linked piece, electric Proportion valve, the first hydraulic valve are in opening state；In the process, due to being had been filled in airtight cavity
Test water, continued toward water filling in the airtight cavity by positive pressure pipeline, at this time the pressure in airtight cavity will one stationary value of holding,
Monitor whether the pressure changes (sealing performance that can monitor product in real time by CCD) by pressure digital display meter, if should
Pressure value reduces, then illustrating the test point of product to be measured, there are leakage points, and vice versa；After the above process, control unit
Pressure leak process will be executed.
It is illustrated in figure 6 pressure leak process, wherein positive pressure air source, three linked piece, electric Proportion valve, the first hydraulic valve, the second electricity
Magnet valve 700, the 4th hydraulic valve are in closed state, the second hydraulic valve (logical air), third hydraulic valve, level detection sensors device
300, the first solenoid valve 500, vacuum pump 600 are in opening state；In the process, due to the first solenoid valve 500 and vacuum
Pump 600 is opened, and the second hydraulic valve, which is opened, leads to air, can make to generate positive and negative pressure in pipeline, to make the water in airtight cavity
By outlet pipe 130 successively through third hydraulic valve, level detection sensors device 300 enter drain tank 400, when in airtight cavity without water
When discharge, control unit will execute drainage procedure, and (drainage procedure is referred to is discharged into intake chamber by the water in drain tank 400
200, realize the recycling of test water).
It is illustrated in figure 7 drainage procedure, wherein positive pressure air source, three linked piece, electric Proportion valve, the first hydraulic valve, the first electricity
Magnet valve 500 is in closed state, the second hydraulic valve (logical air), third hydraulic valve, level detection sensors device 300, vacuum pump
600, second solenoid valve 700, the 4th hydraulic valve are in opening state；In the process, due to vacuum pump 600, the second electromagnetism
Valve 700 is opened, and the second hydraulic valve, which is opened, leads to air, can make to generate positive and negative pressure in pipeline, to make the water in drain tank 400
Enter intake chamber 200 through the 4th hydraulic valve, when being discharged without water in drain tank 400, is completed.
As known from the above, which can be discharged into the water after detection in intake chamber 200 again, realize
Circulating water reclamation more economizes on resources since the test water can be recycled.
Finally it should be noted that：The above embodiments are only used to illustrate the technical solution of the present invention., rather than its limitations；To the greatest extent
Present invention has been described in detail with reference to the aforementioned embodiments for pipe, it will be understood by those of ordinary skill in the art that：Its according to
So can with technical scheme described in the above embodiments is modified, either to which part or all technical features into
Row equivalent replacement；And these modifications or replacements, various embodiments of the present invention technology that it does not separate the essence of the corresponding technical solution
The range of scheme.
Claims (10)
1. a kind of sealing test system, which is characterized in that including：Water route component and sealing test component (100), the sealing are surveyed
The airtight cavity comprising test point can be formed between examination component (100) and product to be measured；
The water route component includes inlet pipeline and outlet pipeline, and the inlet pipeline is connected with the water entering section of the airtight cavity
Logical, the outlet pipeline is connected with the outlet part of the airtight cavity, for the water in the airtight cavity to be discharged；
The inlet pipeline includes positive pressure pipeline, and the positive pressure pipeline is used for the water filling into the airtight cavity, and to filling water
The airtight cavity apply pressure and pressurize, the inlet pipeline is connected with the pressure for monitoring pressure in the airtight cavity
Power element.
2. sealing test system according to claim 1, which is characterized in that the inlet pipeline is equipped with intake chamber
(200), the intake chamber (200) is connected on the pipeline between the positive pressure pipeline and the sealing test component (100)；
The positive pressure pipeline can make the water in the intake chamber (200) enter the airtight cavity.
3. sealing test system according to claim 2, which is characterized in that the intake chamber (200) and the sealing are surveyed
The pipeline tried between component (100) is equipped with the first hydraulic valve.
4. sealing test system according to claim 3, which is characterized in that the intake chamber (200) and the sealing are surveyed
It is additionally provided with the first branch and the second branch on pipeline between examination component (100)；
The first branch is equipped with the second hydraulic valve, and the first branch can be connected by second hydraulic valve with air
It is logical；
The pressure elements is arranged in the second branch.
5. sealing test system according to claim 2, which is characterized in that the positive pressure pipeline includes positive pressure air source, three
Connection part and electric Proportion valve, the positive pressure air source, the three linked piece and the electric Proportion valve are sequentially communicated.
6. sealing test system according to claim 2, which is characterized in that the outlet pipeline is passed equipped with level detection
Sensor (300), the level detection sensors device (300) is for detecting in the airtight cavity whether fill water；
The outlet pipeline is equipped with third hydraulic valve.
7. sealing test system according to claim 6, which is characterized in that be additionally provided with drain tank on the outlet pipeline
(400), one end of the drain tank (400) is connected to the sealing test component (100), the other end and the intake chamber
(200) it is connected to；
The level detection sensors device (300) and the third hydraulic valve are connected to the sealing test component (100) and described
On pipeline between drain tank (400).
8. sealing test system according to claim 7, which is characterized in that the outlet pipeline includes negative pressure line, institute
It states on the pipeline that negative pressure line is arranged between the drain tank (400) and the intake chamber (200)；
The negative pressure line includes pressure sensor, the first solenoid valve (500), vacuum pump (600) and second solenoid valve (700),
The pressure sensor, first solenoid valve (500), the vacuum pump (600) and the second solenoid valve (700) phase successively
Even.
9. sealing test system according to claim 8, which is characterized in that the drain tank (400) and the intake chamber
(200) pipeline between is equipped with third branch, and the third branch is in parallel with the negative pressure line, the third branch road
Equipped with the 4th hydraulic valve.
10. according to claim 1-9 any one of them sealing test systems, which is characterized in that the sealing test component
(100) include at least one test point sealing ring, sealing ring ontology of the test point sealing ring with one end open setting
(110), each the airtight cavity is formed between the sealing ring ontology (110) and product to be measured；
The water entering section setting makes water enter the airtight cavity by bottom end in the bottom end of the sealing ring ontology (110),
The outlet part is arranged in the top end part of the sealing ring ontology (110), and water is made to be flowed out by top end part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810274884.8A CN108593217A (en) | 2018-03-29 | 2018-03-29 | Sealing test system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810274884.8A CN108593217A (en) | 2018-03-29 | 2018-03-29 | Sealing test system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108593217A true CN108593217A (en) | 2018-09-28 |
Family
ID=63623960
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810274884.8A Pending CN108593217A (en) | 2018-03-29 | 2018-03-29 | Sealing test system |
Country Status (1)
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| CN (1) | CN108593217A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203349990U (en) * | 2013-06-27 | 2013-12-18 | 辉煌水暖集团有限公司 | Hydraulic-pressure seal testing machine |
| CN103776600A (en) * | 2014-01-27 | 2014-05-07 | 玉林市中创机械有限公司 | Automatic water filling type leak tester for water pump |
| CN104614253A (en) * | 2015-03-05 | 2015-05-13 | 黑龙江省中能控制工程股份有限公司 | Heat exchange unit pressure test equipment and pressure test method |
| CN207991769U (en) * | 2018-03-29 | 2018-10-19 | 博众精工科技股份有限公司 | Sealing test system |
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- 2018-03-29 CN CN201810274884.8A patent/CN108593217A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203349990U (en) * | 2013-06-27 | 2013-12-18 | 辉煌水暖集团有限公司 | Hydraulic-pressure seal testing machine |
| CN103776600A (en) * | 2014-01-27 | 2014-05-07 | 玉林市中创机械有限公司 | Automatic water filling type leak tester for water pump |
| CN104614253A (en) * | 2015-03-05 | 2015-05-13 | 黑龙江省中能控制工程股份有限公司 | Heat exchange unit pressure test equipment and pressure test method |
| CN207991769U (en) * | 2018-03-29 | 2018-10-19 | 博众精工科技股份有限公司 | Sealing test system |
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