CN208721548U - Hose water permeability experimental rig - Google Patents
Hose water permeability experimental rig Download PDFInfo
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- CN208721548U CN208721548U CN201821494448.3U CN201821494448U CN208721548U CN 208721548 U CN208721548 U CN 208721548U CN 201821494448 U CN201821494448 U CN 201821494448U CN 208721548 U CN208721548 U CN 208721548U
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- vacuum tube
- tube
- water permeability
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- hose water
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Abstract
The utility model discloses a kind of hose water permeability experimental rigs, including for storing test sample and providing the experimental box of detection temperature, humidity for test sample, at least one test sample is placed in the experimental box, the test sample is located at one end in experimental box for closing setting, the other end of the test sample is connected to the first vacuum tube, the other end sealing of first vacuum tube is connected to after being pierced by experimental box with U-shaped drying tube one end for collecting the vapor in test sample, and the U-shaped drying tube is placed in cryogenic thermostat component.The utility model hose water permeability experimental rig smart structural design, it is ensured that hose water penetration tests safe, reliable and effective completion.
Description
Technical field
The utility model relates to a kind of tube body detection technique fields, in particular relate to a kind of hose water permeability test dress
It sets, is mainly used for the test to air-conditioner pipe, nylon tube interior moisture content, water penetration.
Background technique
The experimental projects such as interior moisture content, water penetration are the stress test project of air-conditioner pipe, nylon tube investigation, this class testing
Requirement of the project to equipment, personnel is very high.To have to equipment: the perseverance of equilibrium temperature (50 DEG C ± 2 DEG C) and humidity (85% ± 5%RH)
Steady temperature damp test case, the cold bath of equilibrium temperature (- 70 DEG C ± 2 DEG C) guarantee 100% sealing, 100% cleaning and dry test
System (testboard bay) etc.；Careful, patient, working specification and precisely is required to tester；Any of the above link is not up to
To requirement, test error can be all caused.Import test equipment is bought in conditional laboratory, but expensive；Common laboratory
It does not satisfy the requirements and cannot achieve this class testing.
Therefore, how designing one kind and can solving the hose water permeability experimental rig of above-mentioned technical problem is that the present inventor is latent
The project of heart research.
Utility model content
The purpose of the utility model is to provide a kind of hose water permeability experimental rig, smart structural designs, it is ensured that
Hose water penetration tests safe, reliable and effective completion.
In order to realize above scheme, the utility model provides a kind of hose water permeability experimental rig, including being used for
Storage test sample simultaneously provides the experimental box of detection temperature, humidity for test sample, is placed at least one in the experimental box
Test sample, the test sample are located at one end in experimental box for closing setting, the other end of the test sample and first
The other end sealing of vacuum tube connection, first vacuum tube is pierced by after experimental box and for collecting the vapor in test sample
The connection of U-shaped drying tube one end, the U-shaped drying tube is placed in cryogenic thermostat component.
The utility model hose water permeability experimental rig, wherein the other end and the second vacuum tube of the U-shaped drying tube
Connection, the other end of second vacuum tube are connected to distributor, and one end of the distributor is connected to vacuum pump, the distribution
The other end of device is connected to dehumidifying device.
The utility model hose water permeability experimental rig, wherein be equipped on first vacuum tube first pressure gauge and
First valve is equipped with second pressure gauge and the second valve on second vacuum tube.
The utility model hose water permeability experimental rig, wherein being equipped with third valve between the distributor and vacuum pump
Door, is equipped with the 4th valve, the other end of the dehumidifying device is connected with third between the distributor and dehumidifying device
Vacuum tube is equipped with the 5th valve on the third vacuum tube.
The utility model hose water permeability experimental rig, wherein first vacuum tube, the second vacuum tube and third are true
Blank pipe is made of red copper material.
The utility model hose water permeability experimental rig, wherein first vacuum tube, the second vacuum tube are by two
Root vacuum tube is connected by three-way connection and is formed, and the first pressure gauge, second pressure gauge are mounted to corresponding three and connect
On head third end.
The utility model hose water permeability experimental rig, wherein the cryogenic thermostat component includes for being that U-shaped is dry
Pipe provides the cryogenic thermostat reactive bath technique for placing environment, and the upper end of the cryogenic thermostat reactive bath technique is equipped with cryogenic freezing slot, described low
Alcohol is placed in warm freezing tank, the U-shaped drying tube is placed in the alcohol of the cryogenic freezing slot, the cryogenic freezing slot
Upper end is equipped with sealing cover, and the both ends of the U-shaped drying tube are sealedly connected with rubber tube respectively, two rubber tubes it is another
End is connect with the first vacuum tube, the second vacuum tube respectively after the sealing cover.
The utility model hose water permeability experimental rig, wherein the two sides of the cryogenic thermostat reactive bath technique are respectively equipped with
Temperature seal lid, at least one first vacuum tube, at least one second vacuum tube distinguish the temperature of hermetically passing two sides
It is connected after spending sealing cover with the corresponding rubber tube.
The utility model hose water permeability experimental rig is arranged described in two of them between rubber tube and the sealing cover
There is sealing ring.
After adopting the above scheme, the utility model hose water permeability experimental rig passes through by for storing test sample
The composition such as constant temperature humidity chamber, cryogenic thermostat component and vacuum pump, solves the interior moisture contents such as air-conditioner pipe, nylon tube, water
The technical problem of penetration testing can simultaneously test 3 samples by three tunnels of distributor point, be realized in high temperature height
Test sample is stored under wet environment, efficiently solves the technical problem that U-shaped drying tube places environment in low temperature, so that entire survey
Examination process is easy to operate, safe and reliable, testing efficiency is high, it is ensured that data are true.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model hose water permeability experimental rig；
Fig. 2 is the structural schematic diagram of the cryogenic thermostat component of the utility model hose water permeability experimental rig；
Fig. 3 is the temperature seal lid structural schematic diagram of the utility model hose water permeability experimental rig.
Specific embodiment
The structural schematic diagram of the utility model hose water permeability experimental rig as shown in Figure 1, including for storing test
Sample 1 simultaneously provides the experimental box 2 of detection temperature and humidity for test sample 1, and set temperature is 50 DEG C, humidity 85%, makes
Used time allows chamber 2 to stablize at least 4h under temperature 50 C ± 2 DEG C and 85% ± 5%RH of humidity；The inner cavity of experimental box 2 be placed with to
A few test sample 1, the present embodiment place three test samples 1.One end that each test sample 1 is located at 2 inner cavity of experimental box is
The other end of closing setting, test sample 1 is connected to by pipe fitting with the first vacuum tube 3, and the first vacuum tube 3 is by red copper material
It is made.The other end sealing of first vacuum tube 3 is connect after being pierced by experimental box 2 with one end of rubber tube 4, the other end of rubber tube 4
It is connected to one end of the U-shaped drying tube 5 of the vapor for collecting 1 inner cavity of test sample, U-shaped drying tube 5 is placed in low temperature perseverance
In warm component, U-shaped drying tube 5 is for collecting the vapor penetrated into test sample 1 and condensing out it sufficiently.U-shaped
Before drying tube 5 is installed, the inner and outer surfaces of U-shaped drying tube 5 are first cleaned with compressed air or nitrogen and suitable solvent, after drying
It is put into 80 DEG C of high-temperature cabinets and keeps 1.5h；After taking-up is cooled to room temperature, the cloth that can not afford hair wipes its surface, is weighed and is recorded
Data；Then the both ends of U-shaped drying tube 5 are connect with rubber tube 4 respectively, and immersed in cryogenic thermostat component.Each test follows
Ring terminates, and takes out U-shaped drying tube 5 and all nozzles are sealed immediately, be transferred in drier at room temperature；It can not afford the cloth of hair
The outer surface of U-shaped drying tube 5 is wiped, after removing sealing, weighs in the balance immediately and records data.
The other end of U-shaped drying tube 5 is connect with another rubber tube 4, the other end of another rubber tube 4 and the second vacuum tube 6
Connection, the second vacuum tube 6 are made of red copper material.The other end of second vacuum tube 6 is connected to distributor 7, and distributor 7 is handle
Three tunnel sample tests combine, the vacuum degree needed for keeping for each road sample test.One end of distributor 7 and vacuum pump 8
Connection, vacuum pump 8 are that guarantee system keeps in test required vacuum degree；The other end and dehumidifying device 9 of distributor 7 connect
Logical, dehumidifying device 9 is to guarantee that each cyclic test terminates into the air of U-shaped drying tube 5 to be dry.
First pressure gauge 10 and the first ball valve 11 are installed on first vacuum tube 3, second pressure is installed on the second vacuum tube 6
Power table 12 and the second ball valve 13.First vacuum tube 3 is made up of two vacuum tubes the connection of the first three-way connection 14, the first pressure
Power table 10 is installed on the third end of the first three-way connection 14.Second vacuum tube 6 is also to be connected by two vacuum tubes by the two or three
First 15 connection composition, second pressure gauge 12 are installed on the third end of the second three-way connection 15.
Third ball valve 16 is installed between distributor 7 and vacuum pump 8, is equipped between distributor 7 and dehumidifying device 9
Four ball valves 17, the other end of dehumidifying device 9 are connected with third vacuum tube 18, which is by red copper material system
At.5th ball valve 19 is installed, each test loop terminates, and before taking out U-shaped drying tube 5, first opens on third vacuum tube 18
5th ball valve 19, then the 4th ball valve 17 is slowly opened, allow the air of outside to enter in U-shaped drying tube 5 through dehumidifying device 9,
Vacuum in elimination system, it is ensured that inner air tube is dry.
As shown in connection with fig. 2, cryogenic thermostat component includes cryogenic thermostat reactive bath technique 20, and cryogenic thermostat reactive bath technique 20 is dry for U-shaped
Dry pipe 5 provides -70 DEG C ± 2 DEG C of placement environment.The upper end of cryogenic thermostat reactive bath technique 20 is equipped with cryogenic freezing slot 21, cryogenic freezing
Alcohol is placed in slot 21, U-shaped drying tube 5 is soaked in the alcohol of cryogenic freezing slot 21, the upper end installation of cryogenic freezing slot 21
There is sealing cover 22, two rubber tubes 4 of 5 both ends of U-shaped drying tube connection are each passed through sealing cover 22, two rubber tubes 4 and sealing
Sealing ring 23 is provided between lid 22.Absolute alcohol is filled in cryogenic freezing slot 21 when test, U-shaped drying tube 5 is immersed nothing
In water-alcohol, it is fixed on two rubber tubes 4 for connecting U-shaped drying tube 5 on sealing cover 22, sealing cover 22 is covered, to prevent anhydrous
Alcohol volatilization；Temperature is set to required temperature (- 70 DEG C), opens refrigeration by the power switch for opening cryogenic thermostat reactive bath technique 20.
Refering to what is shown in Fig. 3, the two sides of cryogenic thermostat reactive bath technique 20 are respectively equipped with temperature seal lid 24, temperature seal lid 24
Three card slots 25 are circumferentially with along outer rim, three on temperature seal lid 24 on the right side of three the first vacuum tube 3 difference hermetically passings
It is connected after a card slot 25 with corresponding rubber tube 4, on the temperature seal lid 24 on the left of three the second vacuum tube 6 difference hermetically passings
Three card slots 25 after with corresponding rubber tube 4 connect.
The test method of the utility model hose water permeability experimental rig includes the following steps:
(1) after assembling the utility model hose water permeability experimental rig, the 5th ball valve 19 is closed, opens the first ball
Valve 11, the second ball valve 13 and third ball valve 16 open vacuum pump 8；Vacuum degree in device to be tested is reduced to setting value and steady
After fixed, third ball valve 16 is closed, is kept for 15 seconds, the leakproofness of quick checkout facility device, is i.e. inspection first pressure gauge 10, second
Whether the reading of pressure gauge 12 reduces, if reducing need to reseal, if not reducing, illustrates that the leakproofness of experimental rig is intact；
(2) third ball valve 16 is opened, allows vacuum pump 8 to run and vacuum degree drops to setting value, close third ball valve 16 later,
30s is kept, the leakproofness of experimental rig is checked again for, after the vacuum leakproofness confirmation of experimental rig is intact, it is permanent to open low temperature
Warm reactive bath technique 20, makes the temperature of cryogenic thermostat reactive bath technique 20 remain -70 DEG C；
(3) chamber 2 is sealed, the temperature in chamber 2 is made to be set as 50 DEG C, humidity set 85%RH, open examination
Tryoff 2, when test records the temperature inside the box, humidity after a cycle；
(4) the first ball valve 11 and third ball valve 16 are closed, the 4th ball valve 17 is opened, then slowly opens the 5th ball valve 19；
(5) it is again switched off the 4th ball valve 17 and the 5th ball valve 19, U-shaped drying tube 5 is taken out from cryogenic thermostat reactive bath technique 20,
It is weighed and is recorded by balance.
(6) above-mentioned steps are recycled, until numerical stability.
The utility model hose water permeability experimental rig passes through the test by the constant temperature and humidity for storing test sample 1
The composition such as case 2, cryogenic thermostat component and vacuum pump 8 solves the interior moisture contents such as air-conditioner pipe, nylon tube, water penetration is tested
Technical problem divides three tunnels by distributor 7, can test 3 samples, be realized in 50 DEG C and 85%RH high temperature simultaneously
Test sample 1 is stored under high humidity environment, efficiently solves the technical problem that U-shaped drying tube 5 places environment in -70 DEG C of low temperature,
So that entire, test process is easy to operate, safe and reliable, testing efficiency is high, it is ensured that data are true.
Embodiment described above is only that preferred embodiments of the present invention are described, not practical new to this
The range of type is defined, under the premise of not departing from the spirit of the design of the utility model, this field ordinary engineering and technical personnel pair
The various changes and improvements that the technical solution of the utility model is made should all fall into claims determination of the utility model
In protection scope.
Claims (9)
1. a kind of hose water permeability experimental rig, which is characterized in that including for storing test sample and being mentioned for test sample
For the experimental box of detection temperature, humidity, at least one test sample is placed in the experimental box, the test sample is located at real
One end in tryoff is closing setting, and the other end of the test sample is connected to the first vacuum tube, first vacuum tube
Other end sealing is connected to after being pierced by experimental box with U-shaped drying tube one end for collecting the vapor in test sample, the U-shaped
Drying tube is placed in cryogenic thermostat component.
2. hose water permeability experimental rig according to claim 1, which is characterized in that the U-shaped drying tube it is another
End is connected to the second vacuum tube, and the other end of second vacuum tube is connected to distributor, one end of the distributor and vacuum
Pump connection, the other end of the distributor are connected to dehumidifying device.
3. hose water permeability experimental rig according to claim 2, which is characterized in that installed on first vacuum tube
There are first pressure gauge and the first valve, second pressure gauge and the second valve are installed on second vacuum tube.
4. hose water permeability experimental rig according to claim 3, which is characterized in that the distributor and vacuum pump it
Between third valve is installed, the 4th valve is installed between the distributor and dehumidifying device, the dehumidifying device it is another
One end is connected with third vacuum tube, is equipped with the 5th valve on the third vacuum tube.
5. hose water permeability experimental rig according to claim 4, which is characterized in that first vacuum tube, second
Vacuum tube and third vacuum tube are made of red copper material.
6. hose water permeability experimental rig according to claim 5, which is characterized in that first vacuum tube, second
Vacuum tube is made up of two vacuum tubes three-way connection connection, and the first pressure gauge, second pressure gauge are installations
In on corresponding three-way connection third end.
7. hose water permeability experimental rig described in one of -6 according to claim 1, which is characterized in that the cryogenic thermostat group
Part includes for providing the cryogenic thermostat reactive bath technique for placing environment for U-shaped drying tube, and the upper end of the cryogenic thermostat reactive bath technique is set
There is cryogenic freezing slot, places alcohol in the cryogenic freezing slot, the U-shaped drying tube is placed in the alcohol of the cryogenic freezing slot
Interior, the upper end of the cryogenic freezing slot is equipped with sealing cover, and the both ends of the U-shaped drying tube are sealedly connected with rubber tube respectively,
The other end of two rubber tubes is connect with the first vacuum tube, the second vacuum tube respectively after passing through the sealing cover.
8. hose water permeability experimental rig according to claim 7, which is characterized in that the cryogenic thermostat reactive bath technique
Two sides are respectively equipped with temperature seal lid, and at least one first vacuum tube, at least one second vacuum tube difference are close
Envelope connects after the temperature seal lid of two sides with the corresponding rubber tube.
9. hose water permeability experimental rig according to claim 7, which is characterized in that two rubber tubes with it is described
Sealing ring is provided between sealing cover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821494448.3U CN208721548U (en) | 2018-09-13 | 2018-09-13 | Hose water permeability experimental rig |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821494448.3U CN208721548U (en) | 2018-09-13 | 2018-09-13 | Hose water permeability experimental rig |
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| Publication Number | Publication Date |
|---|---|
| CN208721548U true CN208721548U (en) | 2019-04-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201821494448.3U Active CN208721548U (en) | 2018-09-13 | 2018-09-13 | Hose water permeability experimental rig |
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| CN (1) | CN208721548U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108872046A (en) * | 2018-09-13 | 2018-11-23 | 上海瀚海检测技术股份有限公司 | Hose water permeability experimental rig and test method |
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2018
- 2018-09-13 CN CN201821494448.3U patent/CN208721548U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108872046A (en) * | 2018-09-13 | 2018-11-23 | 上海瀚海检测技术股份有限公司 | Hose water permeability experimental rig and test method |
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