CN209198023U - A kind of interior equipment leaked of test safety valve root valve - Google Patents
A kind of interior equipment leaked of test safety valve root valve Download PDFInfo
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- CN209198023U CN209198023U CN201920060875.9U CN201920060875U CN209198023U CN 209198023 U CN209198023 U CN 209198023U CN 201920060875 U CN201920060875 U CN 201920060875U CN 209198023 U CN209198023 U CN 209198023U
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Abstract
A kind of equipment the utility model discloses being leaked in test safety valve root valve, including working bin system and displacement blowdown system；The working bin system includes vertical pipeline and its upper flange, lower flange that upper and lower ends are respectively fixedly connected with, and the flange in the bottom of upper flange and safety valve is correspondingly connected with, and the top flange of lower flange and root valve is correspondingly connected with；The displacement blowdown system includes displacement mechanism and emptying mechanism；The displacement mechanism includes displacement pipeline, displacement valve and air compressor；The emptying mechanism includes blow-down pipe, blow valve and pressure gauge；Displacement pipeline is symmetrically distributed in the two sides of vertical pipeline with blow-down pipe.The utility model production is simple, and easy for installation, Maintenance free is at low cost, thoroughly eliminates because leaking the security risk of remaining hydrogen sulfide gas in safety valve root valve, and have the advantages that may be reused.
Description
Technical field
The utility model relates to petrochemical industry safety protection fields, and in particular to a kind of test interior leakage of safety valve root valve is set
It is standby.
Background technique
Currently, the safety valve of petrochemical industry requires an annual inspection, worker is removing the safety on the strippers such as sulphur, coking
When valve and the bolt of root valve junction, it can not judge that root valve with the presence or absence of interior leakage, remains in once encountering leakage in root valve
Hydrogen sulfide gas in safety valve brings very big security risk to the worker for tearing valve open.
Utility model content
In view of the defects existing in the prior art, the utility model provides a kind of interior equipment leaked of test safety valve root valve,
Leakage problem in the root valve of safety valve toxic, in hazardous medium equipment can be found in time, replaced, disappeared when to overhaul
Except security risk.
The technical solution of the utility model is: including working bin system and displacement blowdown system；The working bin system packet
Include vertical pipeline and its upper flange, lower flange that upper and lower ends are respectively fixedly connected with, upper flange, lower flange and vertical
The size of pipeline is identical as safety valve inside nominal diameter, and the flange in the bottom of upper flange and safety valve is correspondingly connected with, lower flange with
The top flange of root valve is correspondingly connected with, and the middle part tube wall of vertical pipeline is equipped with the displacement mouth and drain of positional symmetry；It is described
Replacing blowdown system includes displacement mechanism and emptying mechanism；The displacement mechanism includes displacement pipeline, displacement valve and air compression
Machine；The displacement pipeline level is placed, one end is welded in the outside of displacement mouth, the other end connects air compressor gas outlet,
Installation displacement valve on pipeline；The emptying mechanism includes blow-down pipe, blow valve and pressure gauge；The blow-down pipe level peace
It puts, one end is welded in the outside of drain, successively installs pressure gauge and blow valve on pipeline.
Above-mentioned technical proposal can advanced optimize are as follows:
The material of the vertical pipeline is carbon steel.
The length of the vertical pipeline is 200-500 millimeters.
The pressure gauge is digital manometer.
The material of the displacement valve and blow valve is carbon steel or stainless steel.
The beneficial effects of the utility model are: production is simple, easy for installation, Maintenance free is at low cost, thoroughly eliminates because of peace
The security risk of the remaining hydrogen sulfide gas of leakage in full valve root valve, and have the advantages that may be reused.
Detailed description of the invention
Fig. 1 is the utility model topology layout diagrammatic cross-section；
In figure: 1- safety valve, the flange in the bottom of 1.1- safety valve, 2- upper flange, the vertical pipeline of 3-, 3.1-
Replace mouth, 3.2- drain, 4- displacement valve, 5- displacement pipeline, 6- air compressor, 7- lower flange, the root 8-
Valve, the top flange of 8.1- root valve, 9- blow-down pipe, 10- blow valve, 11- pressure gauge.
Specific embodiment
The utility model is further described below with reference to examples and drawings.
Embodiment 1
Referring to Fig. 1.A kind of interior equipment leaked of test safety valve root valve, including working bin system and displacement blowdown system.
Working bin system includes vertical pipeline 3 and its upper flange 2, lower flange 7 that upper and lower ends are respectively fixedly connected with, upper flange
2, lower flange 7 and the size of vertical pipeline 3 are identical as 1 inside nominal diameter of safety valve, the flange in the bottom of upper flange 2 and safety valve
1.1 are correspondingly connected with, and lower flange 7 and the top flange 8.1 of root valve are correspondingly connected with, and the middle part tube wall of vertical pipeline 3 is equipped with position
Set symmetrical displacement mouth 3.1 and drain 3.2.Replacing blowdown system includes displacement mechanism and emptying mechanism.Replacing mechanism includes
Replace pipeline 5, displacement valve 4 and air compressor 6.Replace that pipeline 5 is horizontal to be placed, one end be welded in displacement mouth 3.1 outside,
Installation displacement valve 4 on other end connection 6 gas outlet of air compressor, pipeline.Being vented mechanism includes blow-down pipe 9, blow valve 10
And pressure gauge 11.Blow-down pipe 9 is horizontal to be placed, and one end is welded in the outside of drain 3.2, successively installs pressure gauge on pipeline
11 and blow valve 10.
Embodiment 2
Referring to Fig. 1.A kind of interior equipment leaked of test safety valve root valve, including working bin system and displacement blowdown system.
Working bin system includes vertical pipeline 3 and its upper flange 2, lower flange 7 that upper and lower ends are respectively fixedly connected with, upper flange
2, lower flange 7 and the size of vertical pipeline 3 are identical as 1 inside nominal diameter of safety valve, the flange in the bottom of upper flange 2 and safety valve
1.1 are correspondingly connected with, and lower flange 7 and the top flange 8.1 of root valve are correspondingly connected with, and the middle part tube wall of vertical pipeline 3 is equipped with position
Set symmetrical displacement mouth 3.1 and drain 3.2.From practice from the point of view of, the material of vertical pipeline 3 preferably carbon steel, vertical pipeline 3
Length is appropriate with 200-500 millimeters.Replacing blowdown system includes displacement mechanism and emptying mechanism.Replacing mechanism includes displacement pipeline
5, valve 4 and air compressor 6 are replaced.The horizontal placement of pipeline 5 is replaced, one end is welded in the outside of displacement mouth 3.1, the other end connects
Connect 6 gas outlet of air compressor, installation displacement valve 4 on pipeline.Being vented mechanism includes blow-down pipe 9, blow valve 10 and pressure gauge
11.Blow-down pipe 9 is horizontal to be placed, and one end is welded in the outside of drain 3.2, successively installs pressure gauge 11 and emptying on pipeline
Valve 10.From the point of view of practice, for the material of vertical pipeline 3 preferably carbon steel, the length of vertical pipeline 3 is appropriate with 200-500 millimeters.
Embodiment 3
Referring to Fig. 1.A kind of interior equipment leaked of test safety valve root valve, including working bin system and displacement blowdown system.
Working bin system includes vertical pipeline 3 and its upper flange 2, lower flange 7 that upper and lower ends are respectively fixedly connected with, upper flange
2, lower flange 7 and the size of vertical pipeline 3 are identical as 1 inside nominal diameter of safety valve, the flange in the bottom of upper flange 2 and safety valve
1.1 are correspondingly connected with, and lower flange 7 and the top flange 8.1 of root valve are correspondingly connected with, and the middle part tube wall of vertical pipeline 3 is equipped with position
Set symmetrical displacement mouth 3.1 and drain 3.2.From practice from the point of view of, the material of vertical pipeline 3 preferably carbon steel, vertical pipeline 3
Length is appropriate with 200-500 millimeters.Replacing blowdown system includes displacement mechanism and emptying mechanism.Replacing mechanism includes displacement pipeline
5, valve 4 and air compressor 6 are replaced.The horizontal placement of pipeline 5 is replaced, one end is welded in the outside of displacement mouth 3.1, the other end connects
Connect 6 gas outlet of air compressor, installation displacement valve 4 on pipeline.Being vented mechanism includes blow-down pipe 9, blow valve 10 and pressure gauge
11.Blow-down pipe 9 is horizontal to be placed, and one end is welded in the outside of drain 3.2, successively installs pressure gauge 11 and emptying on pipeline
Valve 10.From the point of view of practice, for the material of vertical pipeline 3 preferably carbon steel, the length of vertical pipeline 3 is appropriate with 200-500 millimeters.For
Convenient for observing and ensuring precision, pressure gauge 11 uses digital manometer.
Embodiment 4
Referring to Fig. 1.A kind of interior equipment leaked of test safety valve root valve, including working bin system and displacement blowdown system.
Working bin system includes vertical pipeline 3 and its upper flange 2, lower flange 7 that upper and lower ends are respectively fixedly connected with, upper flange
2, lower flange 7 and the size of vertical pipeline 3 are identical as 1 inside nominal diameter of safety valve, the flange in the bottom of upper flange 2 and safety valve
1.1 are correspondingly connected with, and lower flange 7 and the top flange 8.1 of root valve are correspondingly connected with, and the middle part tube wall of vertical pipeline 3 is equipped with position
Set symmetrical displacement mouth 3.1 and drain 3.2.From practice from the point of view of, the material of vertical pipeline 3 preferably carbon steel, vertical pipeline 3
Length is appropriate with 200-500 millimeters.Replacing blowdown system includes displacement mechanism and emptying mechanism.Replacing mechanism includes displacement pipeline
5, valve 4 and air compressor 6 are replaced.The horizontal placement of pipeline 5 is replaced, one end is welded in the outside of displacement mouth 3.1, the other end connects
Connect 6 gas outlet of air compressor, installation displacement valve 4 on pipeline.Being vented mechanism includes blow-down pipe 9, blow valve 10 and pressure gauge
11.Blow-down pipe 9 is horizontal to be placed, and one end is welded in the outside of drain 3.2, successively installs pressure gauge 11 and emptying on pipeline
Valve 10.From the point of view of practice, for the material of vertical pipeline 3 preferably carbon steel, the length of vertical pipeline 3 is appropriate with 200-500 millimeters.For
Convenient for observing and ensuring precision, pressure gauge 11 uses digital manometer.The material for replacing valve 4 and blow valve 10 can be carbon steel
Or stainless steel.
The working principle of the utility model is as follows:
Before safety valve 1 is dismantled, operative employee is first shut off root valve 8；Then, by air compressor 6 by compressed air (when
Appropriate equipment reference steam for fire xtinguishing or nitrogen can also be so selected according to the actual situation) working bin is introduced by displacement valve 4, it will pacify
The hydrogen sulfide containing compressed gas of residual thoroughly displaces in full valve 1；It is expelled to after pressure is zero by blow valve 10, closes displacement
Valve 4 continues 5 minutes；It is again turned on blow valve 10, if working bin pressure remains as zero, illustrating root valve 8, there is no interior leakages, just
Completion safety valve that can be safe removes work, has been inherently eliminated in root valve 8 and has leaked bring security risk.
The above is only the preferred embodiment of the utility model, it is any according to the technical solution of the utility model institute into
Capable any simple modification or substitute equivalents belong to the greatest extent the range of the requires of the utility model protection.
Claims (5)
1. the equipment leaked in a kind of test safety valve root valve, it is characterised in that: including working bin system and displacement blowdown system；
The working bin system includes vertical pipeline and its upper flange, lower flange that upper and lower ends are respectively fixedly connected with, top method
Blue, lower flange and the size of vertical pipeline are identical as safety valve inside nominal diameter, the flange in the bottom pair of upper flange and safety valve
It should connect, the top flange of lower flange and root valve is correspondingly connected with, and the middle part tube wall of vertical pipeline is equipped with setting for positional symmetry
Change mouth and drain；The displacement blowdown system includes displacement mechanism and emptying mechanism；The displacement mechanism include displacement pipeline,
Replace valve and air compressor；The displacement pipeline level is placed, and one end is welded in the outside of displacement mouth, other end connection sky
Installation displacement valve on air compressor gas outlet, pipeline；The emptying mechanism includes blow-down pipe, blow valve and pressure gauge；It is described
Blow-down pipe level is placed, and one end is welded in the outside of drain, successively installs pressure gauge and blow valve on pipeline.
2. the equipment leaked in a kind of test safety valve root valve according to claim 1, it is characterised in that: the vertical tube
The material of line is carbon steel.
3. the equipment leaked in a kind of test safety valve root valve according to claim 2, it is characterised in that: the vertical tube
The length of line is 200-500 millimeters.
4. the equipment leaked in a kind of test safety valve root valve according to claim 3, it is characterised in that: the pressure gauge
For digital manometer.
5. the equipment leaked in a kind of test safety valve root valve according to claim 4, it is characterised in that: the displacement valve
And the material of blow valve is carbon steel or stainless steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920060875.9U CN209198023U (en) | 2019-01-15 | 2019-01-15 | A kind of interior equipment leaked of test safety valve root valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920060875.9U CN209198023U (en) | 2019-01-15 | 2019-01-15 | A kind of interior equipment leaked of test safety valve root valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209198023U true CN209198023U (en) | 2019-08-02 |
Family
ID=67431317
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920060875.9U Active CN209198023U (en) | 2019-01-15 | 2019-01-15 | A kind of interior equipment leaked of test safety valve root valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209198023U (en) |
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2019
- 2019-01-15 CN CN201920060875.9U patent/CN209198023U/en active Active
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