CN207438149U - A kind of new long-tube trailer gas cylinder safely bleeder - Google Patents
A kind of new long-tube trailer gas cylinder safely bleeder Download PDFInfo
- Publication number
- CN207438149U CN207438149U CN201720955507.1U CN201720955507U CN207438149U CN 207438149 U CN207438149 U CN 207438149U CN 201720955507 U CN201720955507 U CN 201720955507U CN 207438149 U CN207438149 U CN 207438149U
- Authority
- CN
- China
- Prior art keywords
- pressure
- rupture disk
- gas cylinder
- clamper
- tube trailer
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/30—Hydrogen technology
- Y02E60/32—Hydrogen storage
Abstract
A kind of new long-tube trailer gas cylinder safely bleeder, the device, for discharging over-pressure gas in fire incident, ensure that gas cylinder does not explode on the long-tube trailer gas cylinders of permanent gas such as transport high-pressure natural gas, hydrogen.The device is made of clamper, washer, rupture disk, shearing ring and pressure cap, for different long-tube trailer gas cylinders and fill medium, using the washer of same specification, rupture disk, shearing ring combining form, in clamper upper end, exhaust ports open a diameter with washer, rupture disk, the matched slot of shearing ring combining form as pressure cavity, the burst pressure for making rupture disk is unaffected, and that processes different-diameter releases latus rectum to meet different safety relief needs.In the case where gas cylinder burns environment, the safety relief device for latus rectum of releasing to difference carries out overpressure relief verification experimental verification, after as a result proving rupture disk explosion, gas is discharged, air pressure declines, and gas cylinder body does not explode, and illustrates that the device meets the needs of the long-tube trailer gas cylinder difference amount of releasing.
Description
Technical field
The utility model is related to long-tube trailer gas cylinder safely bleeder technical fields, and in particular to one kind is on clamper
End is equipped with pressure cavity, so as to realize that safety relief latus rectum changes new by changing clamper latus rectum in bleeder
Long-tube trailer gas cylinder safely bleeder.
Background technology
Long-tube trailer gas cylinder is for filling the permanent gas such as natural gas, hydrogen, helium, can be assembled into transport gases at high pressure
The transportable pressure vessels such as long-tube trailer, also can be assembled into station bottle group, stored for gases at high pressure.In use,
Since the accidents such as fire occur, pressure of the inside of a bottle can be caused to rise, therefore safety relief is generally equipped in long-tube trailer and bottle group
Device, when gas cylinder internal pressure exceeds specified value, safety relief device is opened, and gases at high pressure lead to from safety relief device in bottle
It is discharged in footpath.Safety relief device will have sufficiently large latus rectum of releasing, and meet safety dischtrge demand so that safety relief device
Pressure of the inside of a bottle declines after unlatching, and gas cylinder body is avoided to explode.Therefore China's regulation《Gas cylinder safely technology Supervision Code》、
《Transportable pressure vessel safety and technical supervision regulation》Deng every long-tube trailer gas cylinder of regulation, safety relief device will be set.
The safety relief device that country's long-tube trailer gas cylinder uses at present, mainly by clamper, washer, rupture disk, shearing
Ring forms.Due to industrial standard, system etc., the long-tube trailer gas cylinder safely bleeder that uses of the country, it is specified that explosion
Pressure is generally 33.4MPa, and after gas pressure of the inside of a bottle reaches regulation burst pressure, explosion occurs for rupture disk, and medium is successively from clamping
The passage that device, washer, rupture disk, shearing ring are formed is released at a high speed.Clamper latus rectum is larger in existing safety relief device, safety
Device effective discharge area forms the sectional area that latus rectum formed to determine by washer, rupture disk, shearing ring, usually passes through and changes pad
Circle, rupture disk, shearing ring combination latus rectum realize the demand of the different amounts of releasing.
Since the long-tube trailer gas cylinder safely amount of releasing calculates more standard and long-tube trailer gas cylinder specification and fills medium
Difference, the safety dischtrge difference that different long-tube trailer gas cylinders are calculated are larger.In practice to meet the requirement of the difference amount of releasing,
The washer, rupture disk, the combining structure of shearing ring of design different size are needed, in this combining structure, burst pressure is general
For 33.4MPa, and latus rectum differs greatly, and if safety dischtrge is larger, washer, rupture disk, shearing ring combination latus rectum are larger, instead then
Latus rectum is smaller, and latus rectum is differed from several millimeters to twenties millimeters.
Rupture disk, shearing ring are a kind of products more demanding to quality, to material chemical composition, mechanical performance, surface
Finish, machining accuracy, which have, is relatively strict with.And washer, rupture disk, shearing ring different size combine, and to pass through and design repeatedly
It calculates, experiment just can determine that its burst pressure, latus rectum of releasing.Thus washer, rupture disk, shearing ring combination specification are more, increase
The product design, manufacture cost and production management difficulty.
The content of the invention
In order to overcome in original safety relief device because the pad that design and manufacture plurality of specifications is needed during different safety dischtrges
The problem of circle, rupture disk, shearing ring combination, this patent provides a kind of new long-tube trailer gas cylinder safely bleeder, using same
One specification washer, rupture disk, shearing ring combination, meet long-tube trailer gas cylinder to not by changing safety device clamper latus rectum
With the demand of safety dischtrge.
For the safety relief device of different safety dischtrges requirement, the washer, rupture disk, shearing ring of same size are used
Combination, while releasing latus rectum and meeting the needs of amount of releasing is different for different-diameter is being processed on clamper.
The utility model solve its technical problem the technical solution adopted is that：
A kind of new long-tube trailer gas cylinder safely bleeder, including safety device clamper, washer, rupture disk, shearing
Pressure and clamper pressure cap；Safety device clamper is connected through a screw thread with clamper pressure cap, washer, rupture disk, shearing pressure ring quilt
It is fixed between clamper pressure cap and safety device clamper, it is characterized in that：The safety device clamper upper end is machined with pressure
Power cavity, the pressure cavity are connected with a variable latus rectum of releasing.
The diameter and washer of the pressure cavity, rupture disk, shearing ring combinations matches do not become with the amount of releasing difference
Change, pressure cavity exists so that rupture disk combined blasting pressure is unaffected.By long-tube trailer gas cylinder volume, fill medium etc.
Parameter and the calculating standard used, calculate the latus rectum of releasing of needs, different-diameter are processed on safety device clamper
Latus rectum of releasing.Leakage path connection pressure cavity and gas cylinder simultaneously so that the gentle pressure of the inside of a bottle of cavity internal pressure is consistent.
The beneficial benefit of the utility model is：By the change of this structure design, long-tube trailer needs installation difference to release
Safety device is measured, same size washer, rupture disk, shearing ring combination can be used, to the design of the combination, production, management, use
It brings great convenience, by changing the latus rectum of releasing on safety device clamper, the needs of the different amounts of releasing is realized, due to letting out
It puts latus rectum machining accuracy and too big influence is had no on product quality, therefore the latus rectum of releasing for processing different-diameter is very easy to realize.
Description of the drawings
Fig. 1 is the structure diagram of one embodiment of the utility model.
Fig. 2 is the structure diagram of another embodiment of the utility model.
Fig. 3 is the top view of Fig. 2.
1- safety devices clamper in figure；2- washers；3- rupture disks；4- shears pressure ring；5- clamper pressure caps；6- pressure
Cavity；The variable latus rectums of releasing of 7-.
Specific embodiment
With reference to Fig. 1, Fig. 2 and Fig. 3, the utility model is described in further detail.
New long-tube trailer gas cylinder safely bleeder critical piece is safety device clamper 1；Washer 2；Rupture disk 3；
Shear pressure ring 4；Clamper pressure cap 5.Rupture disk 3 open after, medium successively from safety device clamper 1, washer 2, rupture disk 3,
Shearing pressure ring 4, which flows out at a high speed, releases, and the amount of releasing size is controlled by the passage minimum sectional area, and minimum sectional area is referred to as effectively released
Area, corresponding diameter are known as safety device and release latus rectum.
Safety device clamper 1 is connected through a screw thread with clamper pressure cap 5, and washer 2, rupture disk 3, shearing pressure ring 4 are consolidated
It is scheduled between clamper pressure cap 5 and safety device clamper 1, and with torque wrench by safety device clamper 1 and clamper pressure
Cap 5 is tightened, and such safety device clamper 1, clamper pressure cap 5, washer 2, rupture disk 3 and shearing ring 4 form sealing structure.Peace
The size of variable latus rectum 7 of releasing on full device clamper 1, the safety dischtrge being calculated by design determine, the amount of releasing compared with
The variable latus rectum 7 of releasing processed greatly is larger, otherwise the variable latus rectum 7 of releasing of processing is smaller.The outlet of safety device clamper 1
The slot of side processing certain depth ensures that rupture disk combines Opening pressure from variable 7 size shadow of latus rectum of releasing as pressure cavity 6
It rings.And the diameter and washer 2 of pressure cavity 6, rupture disk 3, the 4 combined diameter matching of shearing pressure ring, and it is sufficiently large, do not influence medium
It releases so that safety device releases latus rectum as clamper latus rectum.1 inlet side external screw thread of safety device clamper is taper thread, is led to
End plug is crossed with gas cylinder to be connected.When gas superpressure triggers the unlatching of rupture disk 3 in bottle, smallest cross-sectional is in variable let out in whole device
It puts at latus rectum 7, the gas amount of releasing will be limited be subject to variable 7 size of latus rectum of releasing, thus by changing variable latus rectum 7 of releasing
Size can realize the demand to the long-tube trailer gas cylinder difference amount of releasing.
Claims (1)
1. a kind of new long-tube trailer gas cylinder safely bleeder, including safety device clamper, washer, rupture disk, shearing pressure
Ring and clamper pressure cap；Safety device clamper is connected through a screw thread with clamper pressure cap, washer, rupture disk, shearing pressure ring quilt
It is fixed between clamper pressure cap and safety device clamper, it is characterized in that：The safety device clamper upper end is machined with pressure
Power cavity, the pressure cavity are connected with a variable latus rectum of releasing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720955507.1U CN207438149U (en) | 2017-07-26 | 2017-07-26 | A kind of new long-tube trailer gas cylinder safely bleeder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720955507.1U CN207438149U (en) | 2017-07-26 | 2017-07-26 | A kind of new long-tube trailer gas cylinder safely bleeder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207438149U true CN207438149U (en) | 2018-06-01 |
Family
ID=62300731
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720955507.1U Expired - Fee Related CN207438149U (en) | 2017-07-26 | 2017-07-26 | A kind of new long-tube trailer gas cylinder safely bleeder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207438149U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110553073A (en) * | 2019-10-09 | 2019-12-10 | 杨超 | Safe discharge device for ultrahigh pressure rupture disk |
-
2017
- 2017-07-26 CN CN201720955507.1U patent/CN207438149U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110553073A (en) * | 2019-10-09 | 2019-12-10 | 杨超 | Safe discharge device for ultrahigh pressure rupture disk |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180601 Termination date: 20190726 |