CN206626391U - A kind of steel cylinder protecting against shock backfire test device - Google Patents
A kind of steel cylinder protecting against shock backfire test device Download PDFInfo
- Publication number
- CN206626391U CN206626391U CN201720223167.3U CN201720223167U CN206626391U CN 206626391 U CN206626391 U CN 206626391U CN 201720223167 U CN201720223167 U CN 201720223167U CN 206626391 U CN206626391 U CN 206626391U
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- pressure
- steel cylinder
- percussion mechanism
- interface
- test device
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Abstract
The utility model provides a kind of steel cylinder protecting against shock backfire test device, including steel cylinder valve seat and anti-pressure percussion mechanism；Igniting chamber is set in the steel cylinder valve seat；Steel cylinder valve seat one end corresponding with first interface is connected with spherojoint by being tempered conduit；Damping mat is provided with the anti-pressure percussion mechanism；The width at anti-pressure percussion mechanism inner chamber two position is more than the width of middle part, and the shape of the damping mat and the shape of anti-pressure percussion mechanism inner chamber match, and the damping mat is spliced by two pieces of damping gaskets；The anti-pressure percussion mechanism is connected by pressure tapping with pressure gauge；A kind of steel cylinder provided by the utility model protecting against shock backfire test device, its described anti-pressure percussion mechanism sets damping mat by inside, in ignition point, when pressure instantaneously raises, gas slowly penetrates damping mat and reaches pressure gauge, while pressure is measured, larger compression shock can be effectively avoided to damage pressure gauge.
Description
Technical field
It the utility model is related to a kind of steel cylinder tempering equipment technical field, and in particular to a kind of steel cylinder is tempered with protecting against shock and tried
Experiment device.
Background technology
Steel cylinder refers to the steel bottle of storage high pressure oxygen, coal gas, acetylene, oil liquefied gas etc..
The use of steel cylinder must in strict accordance with steel cylinder using rule, such as, gas cylinder must classify office keeping, directly
Stand up to be fixed when putting it is safe；Gas cylinder will avoid exposure and judder away from thermal source；Common laboratory internal memory deflation flask amount is not
Must be more than two bottles.The pressure reducer selected on gas cylinder will classify special, and spiral shell button will screw during installation, prevent leakage；Open and close subtract
When depressor and switch valve, acting must be slowly；First rotary switc valve is answered during use, after reduce depressor；It is finished, first closing switch
Valve, after draining residual air, then pressure reducer is closed, can't only close pressure reducer, be not related to switch valve.Imflammable gas and combustion-supporting gas gas
Bottle, ten meters are should be greater than with the distance of naked light.Various gas cylinders must periodically carry out check-up.Fill the gas cylinder of general gas flow 3 years
Examine once；As discovery has heavy corrosion or major injury in use, should test in advance etc..
There is regulation in CGA C3, gas cylinder must carry out backfire test, need to measure gas when lighting a fire in gas cylinder in experiment
Pressure；And in traditional test device, pressure gauge is directly connected to set with gas cylinder internal, therefore, the ignition transient gas pressure in bottle
Power quickly raises, and produces enormous impact to pressure gauge, damages pressure gauge.
Based on the technical problem present on, the utility model, which is directed to research one kind, can protect pressure gauge not impacted
The device of damage.
The content of the invention
To solve above-mentioned problem, the purpose of this utility model is to provide a kind of steel cylinder protecting against shock backfire test
Device, its described anti-pressure percussion mechanism sets damping mat by inside, in ignition point, when pressure instantaneously raises, gas
Slowly penetrate damping mat and reach pressure gauge, while pressure is measured, can effectively avoid larger compression shock from damaging pressure
Table.
To reach above-mentioned purpose, the technical solution adopted in the utility model is：
A kind of steel cylinder protecting against shock backfire test device, including steel cylinder valve seat and anti-pressure percussion mechanism；The cylinder valve
Igniting chamber is set in seat, first interface, second interface and the 3rd interface are additionally provided with the steel cylinder valve seat；The first interface
It is connected with the first valve；The second interface is connected with the second valve；Spark plug is provided with second valve；It is described
Steel cylinder valve seat one end corresponding with first interface is connected with spherojoint by being tempered conduit；
The anti-pressure percussion mechanism is arranged on the side of the first valve, and resistance is provided with the anti-pressure percussion mechanism
Buddhist nun pads；The width of the anti-pressure percussion mechanism inner chamber Liang Ge ends is more than the width of middle part, the anti-compression shock dress
The cavity shape put is in bar-shaped shape, and both ends are wider, and center section is narrower；In the shape of the damping mat and anti-pressure percussion mechanism
The shape of chamber matches, and the damping mat is spliced by the first damping gasket and the second damping gasket；By set it is this not
The inner-cavity structure of uniform shape, when steel cylinder carries out backfire test, in the moment of igniting, due to the instantaneous liter of gas pressure
Height, the air-flow of very big pressure can be produced, when air-flow is by anti-pressure percussion mechanism, on the one hand because the shape of damping mat is with preventing
The shape of compression shock device inner chamber matches, and is that two is wider, and the narrower bar-like shape in center section, damping mat is impacted
When, wider part position is lined with barrier effect to damping, will not be squeezed by air-flow moment, and air-flow reaches one end of pressure gauge；The opposing party
Face, damping mat are spliced by the first damping gasket and the second damping gasket, and there is a fine crack centre, when air-flow passes through erosion control
When hitting device, fine crack can be passed through, the splicing fine crack of the first damping gasket and the second damping gasket is extruded by air-flow, so as to
Air-flow is slowly reached pressure gauge through splicing fine crack, measure pressure value during igniting；Therefore, by setting this anti-pressure
Percussion mechanism, while pressure is measured, and can enough avoids larger compression shock from damaging pressure gauge；
The anti-pressure percussion mechanism is connected by pressure tapping with pressure gauge.
Further, the first interface is provided with the outer spiral shell of internal thread, the internal thread of the first interface and the first valve
Line is engaged；The second interface and the second valve are connected by screw thread；3rd interface passes through screw thread with pressure-reducing valve
It is connected；Connected by the mutual cooperation between screw thread, make the sealing of each interface very good, installation is very convenient.
Further, the spherojoint and tempering conduit are fixed by locknut, make spherojoint more be stably fixed to be tempered
On conduit.
Further, the tempering conduit is welded with steel cylinder valve seat, steel cylinder valve seat and tempering conduit is formed a system
One overall structure.
In addition, pressure gauge pad is provided with the pressure tapping.
Separately have, the shell of the anti-pressure percussion mechanism is process by stainless steel material, by using stainless steel material
The anti-pressure percussion mechanism being processed into, shock resistance anti-pressure ability is strong, wear-and corrosion-resistant, and that improves anti-pressure percussion mechanism uses the longevity
Life.
The beneficial effects of the utility model are：
（1）A kind of steel cylinder provided by the utility model protecting against shock backfire test device, its described anti-pressure percussion mechanism
Damping mat is set by inside, in ignition point, when pressure instantaneously raises, gas slowly penetrates damping mat and reaches pressure gauge,
While pressure is measured, larger compression shock can be effectively avoided to damage pressure gauge.
（2）A kind of steel cylinder provided by the utility model protecting against shock backfire test device, simple in construction, simple installation, just
In operation, service life length, the backfire test of suitable variety classes steel cylinder.
Brief description of the drawings
Fig. 1 is a kind of steel cylinder protecting against shock backfire test apparatus structure schematic diagram provided by the utility model；
Fig. 2 is anti-pressure percussion mechanism inner chamber in a kind of steel cylinder protecting against shock backfire test device provided by the utility model
Structural representation；
Wherein, 1 is steel cylinder valve seat, and 2 be igniting chamber, and 3 be first interface, and 4 be second interface, and 5 be the second valve, and 6 be fire
Hua Sai, 7 be the 3rd interface, and 8 be the first valve, and 9 be anti-pressure percussion mechanism, and 10 be damping mat, and 101 be the first damping gasket,
102 be the second damping gasket, and 103 be splicing fine crack, and 11 be pressure gauge pad, and 12 be pressure tapping, and 13 be pressure gauge, and 14 are
Conduit is tempered, 15 be locknut, and 16 be spherojoint.
Embodiment
Clear, complete description will be carried out to the technical scheme in the embodiment of the utility model below, it is clear that described
Embodiment is only the utility model part of the embodiment, rather than whole embodiments.Based on the implementation in the utility model
Example, the every other embodiment that those of ordinary skill in the art are obtained on the premise of creative work is not made, all belongs to
In the scope of the utility model protection.
Referring to Fig. 1, Fig. 2, a kind of steel cylinder protecting against shock backfire test device, including steel cylinder valve seat 1 and anti-compression shock dress
Put 9；Igniting chamber 2 is set in the steel cylinder valve seat 1, first interface 3, second interface 4 and the are additionally provided with the steel cylinder valve seat 1
Three interfaces 7；The first interface 3 is connected with the first valve 8；The second interface 4 is connected with the second valve 5；Described
Spark plug 6 is provided with two valves 5；The steel cylinder valve seat 1 one end corresponding with first interface 3 is connected by being tempered conduit 14
There is spherojoint 16；
The anti-pressure percussion mechanism 9 is arranged on the side of the first valve 8, is set in the anti-pressure percussion mechanism 9
There is damping mat 10；The width of the inner chamber Liang Ge ends of anti-pressure percussion mechanism 9 is more than the width of middle part, the anti-pressure
The cavity shape of percussion mechanism 9 is in bar-shaped shape, and two is wider, and center section is narrower；The shape of the damping mat 10 and anti-pressure
The shape of the inner chamber of percussion mechanism 9 matches, and the damping mat 10 is spliced by the first damping gasket 101 and the second damping gasket 102
Form；By setting the inner-cavity structure of this uneven shape, when steel cylinder carries out backfire test, in the moment of igniting, due to
The instantaneous rise of gas pressure, the air-flow of very big pressure can be produced, when air-flow is by anti-pressure percussion mechanism 9, on the one hand by
Match in the shape and the shape of the anti-inner chamber of pressure percussion mechanism 9 of damping mat 10, be all that this two is wider, center section compared with
Narrow bar-like shape, because the anti-inner chamber wider portion of pressure percussion mechanism 9 has one to damping mat 10 when damping mat 10 is impacted
The effect of individual stop, therefore would not be all extruded into one end of pressure gauge 13 quickly by air-flow；On the other hand, damping mat 10 is
It is spliced by the first damping gasket 101 and the second damping gasket 102, the place of centre splicing has a splicing fine crack
103, when air-flow is by anti-pressure percussion mechanism 9, air-flow can pass through splicing fine crack 103, make the first damping gasket 101 and second
The splicing fine crack 103 of damping gasket 102 is extruded by air-flow, so that air-flow slowly reaches pressure through splicing fine crack 103
Power table 13, pressure value during so as to measure igniting；Therefore, by setting this anti-pressure percussion mechanism 9, the same of pressure is being measured
When, and can enough avoids larger compression shock from damaging pressure gauge 13；
The anti-pressure percussion mechanism 9 is connected by pressure tapping 12 with pressure gauge 13.
Further, the first interface 3 is provided with internal thread, the internal thread of the first interface 3 and the first valve 8 it is outer
Screw thread is engaged；The valve 5 of second interface 4 and second is connected by screw thread；3rd interface 7 passes through with pressure-reducing valve
Screw thread is connected；Connected by the mutual cooperation between screw thread, make the sealing of each interface very good, installation is very square
Just.
Further, the spherojoint 16 and tempering conduit 14 are fixed by locknut 15, make spherojoint 16 is more stable to consolidate
It is scheduled on tempering conduit 14.
Further, the tempering conduit 14 is welded with steel cylinder valve seat 1, forms steel cylinder valve seat 1 and tempering conduit 14
One unified overall structure.
In addition, it is provided with pressure gauge pad 11 at the pressure tapping 12.
Separately have, the shell of the anti-pressure percussion mechanism 9 is process by stainless steel material, by using stainless steel material
The anti-pressure percussion mechanism 9 being processed into, shock resistance anti-pressure ability is strong, wear-and corrosion-resistant, and that improves anti-pressure percussion mechanism 9 uses the longevity
Life.
A kind of steel cylinder provided by the utility model protecting against shock backfire test device, its described anti-pressure percussion mechanism pass through
Inside sets damping mat, and in ignition point, when pressure instantaneously raises, gas slowly penetrates damping mat and reaches pressure gauge, is surveying
While obtaining pressure, larger compression shock can be effectively avoided to damage pressure gauge.A kind of in addition, steel provided by the utility model
Bottle uses protecting against shock backfire test device, and simple in construction, simple installation is easy to operation, service life length, is adapted to variety classes steel cylinder
Backfire test.
It should be noted that above example is only illustrating the technical solution of the utility model and unrestricted.Although ginseng
The utility model is described in detail according to preferred embodiment, it will be understood by those within the art that, can be to reality
Modified with new technical scheme or equivalent substitution, without departing from the scope of technical solutions of the utility model, it all should
Cover in right of the present utility model.
Claims (6)
1. a kind of steel cylinder protecting against shock backfire test device, it is characterised in that including steel cylinder valve seat and anti-pressure percussion mechanism；
Igniting chamber is set in the steel cylinder valve seat, is additionally provided with first interface on the steel cylinder valve seat, second interface and the 3rd connects
Mouthful；
The first interface is connected with the first valve；
The second interface is connected with the second valve；Spark plug is provided with second valve；
Steel cylinder valve seat one end corresponding with first interface is connected with spherojoint by being tempered conduit；
The anti-pressure percussion mechanism is arranged on the side of the first valve, and damping is provided with the anti-pressure percussion mechanism
Pad；
The width of the anti-pressure percussion mechanism inner chamber Liang Ge ends be more than middle part width, the shape of the damping mat with
The shape of anti-pressure percussion mechanism inner chamber matches, the damping mat by the first damping gasket and the second damping gasket splicing and
Into；
The anti-pressure percussion mechanism is connected by pressure tapping with pressure gauge.
A kind of 2. steel cylinder according to claim 1 protecting against shock backfire test device, it is characterised in that the first interface
Internal thread is provided with, the internal thread of the first interface is engaged with the external screw thread of the first valve；The second interface and second
Valve is connected by screw thread；3rd interface is connected with pressure-reducing valve by screw thread.
A kind of 3. steel cylinder according to claim 1 protecting against shock backfire test device, it is characterised in that the spherojoint and
Tempering conduit is fixed by locknut.
A kind of 4. steel cylinder according to claim 1 protecting against shock backfire test device, it is characterised in that the tempering conduit
It is welded with steel cylinder valve seat.
5. a kind of steel cylinder according to claim 1 protecting against shock backfire test device, it is characterised in that the pressure gauge connects
Pressure gauge pad is provided with head.
A kind of 6. steel cylinder according to claim 1 protecting against shock backfire test device, it is characterised in that the anti-pressure punching
The shell for hitting device is process by stainless steel material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720223167.3U CN206626391U (en) | 2017-03-09 | 2017-03-09 | A kind of steel cylinder protecting against shock backfire test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720223167.3U CN206626391U (en) | 2017-03-09 | 2017-03-09 | A kind of steel cylinder protecting against shock backfire test device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206626391U true CN206626391U (en) | 2017-11-10 |
Family
ID=60211190
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720223167.3U Active CN206626391U (en) | 2017-03-09 | 2017-03-09 | A kind of steel cylinder protecting against shock backfire test device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206626391U (en) |
-
2017
- 2017-03-09 CN CN201720223167.3U patent/CN206626391U/en active Active
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