CN208547451U - A kind of reliability and air-tightness detection device for check valve - Google Patents
A kind of reliability and air-tightness detection device for check valve Download PDFInfo
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- CN208547451U CN208547451U CN201821255422.3U CN201821255422U CN208547451U CN 208547451 U CN208547451 U CN 208547451U CN 201821255422 U CN201821255422 U CN 201821255422U CN 208547451 U CN208547451 U CN 208547451U
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- valve
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- check valve
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Abstract
The utility model relates to firefighting bottle testing techniques of equipment field, specifically a kind of reliability and air-tightness detection device for check valve.A kind of reliability and air-tightness detection device for check valve, including reliability detecting device, air-tightness detection device, console.Compared with the existing technology, a kind of reliability and air-tightness detection device for check valve is provided, using reliable device, check valve to be measured is mounted in explosion-proof tank, and valve is connected by hose, unified to test, safety is higher, the case where instead of traditional artificial manual test, accuracy and reliability greatly improves.
Description
Technical field
It is specifically a kind of for the reliable of check valve the utility model relates to firefighting bottle testing techniques of equipment field
Property and air-tightness detection device.
Background technique
Firefighting bottle due to its special service condition, the reliability testing requirements for firefighting bottle are very
High, the unqualified situation slightly in quality will result in directly scrapping for product.
The reliability test of check valve on traditional firefighting bottle is the reliability by manually being tested
It is low, and test result is very unstable.During manually being installed, being debugged, often due to operating mistake and pacify
Full hidden danger, and test result error rate is very big, the quality of product is not achieved unified guarantee.
Summary of the invention
The utility model in order to overcome the deficiencies of the prior art, provides a kind of reliability and air-leakage test for check valve
Check valve to be measured is mounted in explosion-proof tank by device using reliable device, and safety is higher, instead of traditional artificial manual
The case where test, accuracy and reliability greatly improve.
To achieve the above object, a kind of reliability and air-tightness detection device for check valve, including reliability are designed
Detection device, air-tightness detection device, console, it is characterised in that: reliability detecting device includes rack, workbench, reliable
Property detection seat, reliability route, the middle part of rack is equipped with workbench, and the reliability that workbench is equipped with detects seat, reliability detection
Seat passes through reliability line connection control platform；Air-tightness detection device include another rack, another workbench, air-tightness route,
Air-leakage test seat, cylinder, the middle part of another rack are equipped with another workbench, and another workbench is equipped with air-leakage test seat；
Another rack above air-leakage test seat is equipped with cylinder；Air-leakage test seat passes through air-tightness line connection control
Platform；The described reliability detection connection line includes explosion-proof tank, check valve, the delivery outlet of check valve and the side interface of explosion-proof tank
The input port of connection, check valve is connected using the interface among hose and explosion-proof tank；The input port connection of the check valve can
By one end of property pet valve, the other end of reliability test valve connects the first charge valve, and reliability test valve is filled with first
The first stainless steel ball valve and relief valve are separately connected between air valve；The delivery outlet of the check valve connects the second charge valve, and
And the second stainless steel ball valve is connected between the delivery outlet of check valve and the second charge valve.
The reliability test valve is stainless steel ball valve, and the model DN6/PN400 of reliability test valve.
The upper end of the relief valve connects pressure sensor, and relief valve is pneumatic ball valve, the model of relief valve
DN6/PN400, the model 40MPa, 4-20mA of pressure sensor.
First stainless steel ball valve is stainless steel ball valve, and the model DN6/PN400 of the first stainless steel ball valve.
First charge valve and the second charge valve is pneumatic ball valve, and the type of the first charge valve and the second charge valve
Number be DN6/PN400.
The second stainless steel ball valve upper end connects pressure gauge, and the second stainless steel ball valve is stainless steel ball valve, and
And second stainless steel ball valve model DN6/PN400, the model Y100ZT-25MPa of pressure gauge.
The utility model compared with the existing technology, provides a kind of reliability and air-tightness detection device for check valve,
Using reliable device, check valve to be measured is mounted in explosion-proof tank, and is connected valve by hose, unified to test, peace
Quan Xinggeng high, the case where instead of traditional artificial manual test, accuracy and reliability is greatly improved.
Detailed description of the invention
FIG. 1 is a schematic structural view of the utility model.
Fig. 2 is the utility model connection schematic diagram.
Fig. 3 is that system is connected schematic diagram.
Specific embodiment
The utility model is described further below according to attached drawing.
As shown in Figure 1, reliability detecting device includes rack, workbench, reliability detection seat, reliability route, rack 3
Middle part be equipped with workbench 5, workbench 5 be equipped with reliability detect seat 4, reliability detect seat 4 by reliability route 6 connection
Console 7；Air-tightness detection device includes another rack, another workbench, air-tightness route, air-leakage test seat, cylinder, separately
The middle part of one rack 12 is equipped with another workbench 9, and another workbench 9 is equipped with air-leakage test seat 11；Positioned at air-leakage test
Another rack 12 of 11 top of seat is equipped with cylinder 10；Air-leakage test seat 11 connects console 7 by air-tightness route 8.
Such as Fig. 2, shown in Fig. 3, reliability detection connection line includes explosion-proof tank, check valve, the delivery outlet of check valve 2 and anti-
The side interface of quick-fried case 1 connects, and the input port of check valve 2 is connected using the interface among hose and explosion-proof tank 1；Described is unidirectional
The other end of one end of the input port connection reliability pet valve V20 of valve 2, reliability test valve V20 connects the first charge valve
V12, and the first stainless steel ball valve V14 and relief valve are separately connected between reliability test valve V20 and the first charge valve V12
V13；The delivery outlet of the check valve 2 connects the second charge valve V15, and the delivery outlet of check valve 2 and the second charge valve V15
Between connect the second stainless steel ball valve V21.
Reliability test valve V20 is stainless steel ball valve, and the model DN6/PN4001/ of reliability test valve V20
4NPT。
The upper end of relief valve V13 connects pressure sensor P1, and relief valve V13 is pneumatic ball valve, the type of relief valve V13
Number be DN6/PN4001/4NPT, the model 40MPa, 4-20mA of pressure sensor P1.
First stainless steel ball valve V14 is stainless steel ball valve, and the model DN6/ of the first stainless steel ball valve V14
PN4001/4NPT。
First charge valve V12 and the second charge valve V15 is pneumatic ball valve, and the first charge valve V12 and the second charge valve
The model DN6/PN4001/4NPT of V15.
Second upper end stainless steel ball valve V21 connects pressure gauge B6, and the second stainless steel ball valve V21 is stainless steel ball valve,
And the model Y100ZT-25MPa of the model DN6/PN4001/4NPT of the second stainless steel ball valve V21, pressure gauge B6.
As shown in Figure 1 to Figure 3, measured valve is placed on the reliability detection seat 4 of reliability devices, it is total opens air inlet
Valve V1, it is ensured that bleed pressure table B1 pressure is greater than or equal to the test pressure of valve, and as being unsatisfactory for, Manual air compressor is mended
It fills.The road A steam supply valve V5 is opened, the road A pressure reducing valve V6 is adjusted, sets output pressure as the operating pressure of tested valve, by test pressure
Selection opens or closes 10MPa table valve V7,25MPa table valve V8.Reliability test valve V20 is opened manually, closes air-tight test
Valve V19." 3 "-check valve is selected on control touch screen interface, " setting pressure " column sets valve the blowing pressure and test
Number." starting " button starting test procedure is pressed, the first charge valve V12(is first opened and simultaneously closes off relief valve V13) to check valve
Reversed inflation, gradually rises interface display pressure sensor P1 to test pressure.System judges automatically pressure sensor P1 pressure
After power reaches setting value, the first charge valve V12 is automatically closed, automatically opens relief valve V13 pressure release, when pressure drops to 0.5MPa
When following, relief valve V13 is automatically closed.Following system turn on automatically the second charge valve V15 positive ventilation, while observing pressure
Sensor P1 pressure boosting situation, closes the second charge valve V15 after reaching setting time, opens relief valve V13 pressure release extremely
0.5MPa or less (relief valve V13 is kept open), system, which automatically records, completes 1 test number (TN).System is beaten again automatically
The first charge valve V12 is opened, relief valve V13 is closed and ventilates, starts to recycle next time.Above-mentioned cyclic test repeats 100
Secondary, positive and negative switching frequency is not more than 30 beats/min.System automatically records this test cumulative frequency.Complete the test time of setting
System alarm prompts after number.
Pressure is suppressed by PLC control, check valve to be measured is mounted in explosion-proof tank, and explosion-proof tank is equipped with implosion guard, can be complete
Journey checks check valve to be measured.First forward direction is suppressed, and is greater than or equal to check valve and is started pressure, slowly pressure release observes outlet pressure
Value, when reaching minimum cracking pressure, observation pressure gauge variation judges minimum cracking pressure reliability.Then it reversely suppresses, is greater than
Or be equal to check valve and start pressure, it sees whether positive pressure table has pressure to show, is then shut off and suppresses again, 100 times repeatedly.It checks
Whether check valve reversely leaks.
Check valve to be measured is mounted in explosion-proof tank, and safety is higher.It suppresses pressure to be controlled by PLC, start pressure and suppresses
Number is recorded by PLC, and accuracy and reliability than greatly improves manually.
Claims (6)
1. a kind of reliability and air-tightness detection device for check valve, including reliability detecting device, air-leakage test dress
It sets, console, it is characterised in that: reliability detecting device includes rack, workbench, reliability detection seat, reliability route, machine
The middle part of frame (3) is equipped with workbench (5), and workbench (5) is equipped with reliability detection seat (4), and reliability detection seat (4) passes through can
Console (7) are connected by property route (6)；Air-tightness detection device includes another rack, another workbench, air-tightness route, gas
Close property detects seat, cylinder, and the middle part of another rack (12) is equipped with another workbench (9), and another workbench (9) is equipped with air-tightness
It detects seat (11)；Another rack (12) above air-leakage test seat (11) is equipped with cylinder (10)；Air-leakage test seat
(11) pass through air-tightness route (8) connection console (7)；
The reliability detection connection line includes explosion-proof tank, check valve, the delivery outlet and explosion-proof tank of check valve check valve (2)
(1) input port of side interface connection, check valve (2) is connected using the intermediate interface of hose and explosion-proof tank (1)；The list
To one end of the input port connection reliability pet valve (V20) of valve (2), the other end connection first of reliability test valve (V20)
Charge valve (V12), and the first stainless steel ball valve is separately connected between reliability test valve (V20) and the first charge valve (V12)
(V14) and relief valve (V13)；The delivery outlet of the check valve (2) connects the second charge valve (V15), and check valve (2)
The second stainless steel ball valve (V21) is connected between delivery outlet and the second charge valve (V15).
2. a kind of reliability and air-tightness detection device for check valve according to claim 1, it is characterised in that: institute
The reliability test valve (V20) stated is stainless steel ball valve, and the model DN6/PN400(1/ of reliability test valve (V20)
4NPT).
3. a kind of reliability and air-tightness detection device for check valve according to claim 1, it is characterised in that: institute
The upper end for the relief valve (V13) stated connects pressure sensor (P1), and relief valve (V13) is pneumatic ball valve, relief valve (V13)
Model DN6/PN400(1/4NPT), the model 40MPa, 4-20mA of pressure sensor (P1).
4. a kind of reliability and air-tightness detection device for check valve according to claim 1, it is characterised in that: institute
The first stainless steel ball valve (V14) stated is stainless steel ball valve, and the model DN6/PN400 of the first stainless steel ball valve (V14)
(1/4NPT).
5. a kind of reliability and air-tightness detection device for check valve according to claim 1, it is characterised in that: institute
The first charge valve (V12) and the second charge valve (V15) stated be pneumatic ball valve, and the first charge valve (V12) and second inflation
The model DN6/PN400(1/4NPT of valve (V15)).
6. a kind of reliability and air-tightness detection device for check valve according to claim 1, it is characterised in that: institute
The second stainless steel ball valve upper end (V21) connection pressure gauge (B6) stated, and the second stainless steel ball valve (V21) is stainless steel ball
Valve, and the model DN6/PN400(1/4NPT of the second stainless steel ball valve (V21)), the model Y100ZT- of pressure gauge (B6)
25MPa。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821255422.3U CN208547451U (en) | 2018-08-06 | 2018-08-06 | A kind of reliability and air-tightness detection device for check valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821255422.3U CN208547451U (en) | 2018-08-06 | 2018-08-06 | A kind of reliability and air-tightness detection device for check valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208547451U true CN208547451U (en) | 2019-02-26 |
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ID=65425916
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821255422.3U Active CN208547451U (en) | 2018-08-06 | 2018-08-06 | A kind of reliability and air-tightness detection device for check valve |
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| Country | Link |
|---|---|
| CN (1) | CN208547451U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110712338A (en) * | 2019-10-18 | 2020-01-21 | 余荣芳 | Production process of coated plastic tableware |
-
2018
- 2018-08-06 CN CN201821255422.3U patent/CN208547451U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110712338A (en) * | 2019-10-18 | 2020-01-21 | 余荣芳 | Production process of coated plastic tableware |
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