CN102066720A - Arrest device for explosion relief valve of internal combustion engine - Google Patents
Arrest device for explosion relief valve of internal combustion engine Download PDFInfo
- Publication number
- CN102066720A CN102066720A CN2008801293924A CN200880129392A CN102066720A CN 102066720 A CN102066720 A CN 102066720A CN 2008801293924 A CN2008801293924 A CN 2008801293924A CN 200880129392 A CN200880129392 A CN 200880129392A CN 102066720 A CN102066720 A CN 102066720A
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- China
- Prior art keywords
- flame
- plate
- curved part
- hole
- restraining device
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- 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.)
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Links
- 238000002485 combustion reaction Methods 0.000 title claims abstract description 31
- 238000004880 explosion Methods 0.000 title claims abstract description 14
- 230000005764 inhibitory process Effects 0.000 claims description 35
- 230000000452 restraining effect Effects 0.000 claims description 35
- 230000003313 weakening effect Effects 0.000 claims description 8
- 230000007935 neutral effect Effects 0.000 claims description 6
- 238000000748 compression moulding Methods 0.000 claims description 3
- 238000005516 engineering process Methods 0.000 claims description 2
- 239000006185 dispersion Substances 0.000 abstract 2
- 238000000034 method Methods 0.000 description 9
- 230000015572 biosynthetic process Effects 0.000 description 2
- 230000034994 death Effects 0.000 description 2
- 231100000517 death Toxicity 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000000446 fuel Substances 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B77/00—Component parts, details or accessories, not otherwise provided for
- F02B77/08—Safety, indicating, or supervising devices
- F02B77/10—Safety means relating to crankcase explosions
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B77/00—Component parts, details or accessories, not otherwise provided for
- F02B77/08—Safety, indicating, or supervising devices
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Cylinder Crankcases Of Internal Combustion Engines (AREA)
- Testing Of Engines (AREA)
Abstract
An arrest device for an explosion relief valve of an internal combustion engine is disclosed. The arrest device includes arrest plates (10), which are stacked on top of one another. Each arrest plate includes bent parts (11) which each have a trapezoidal depression (12). The arrest plate further includes a flame dispersion guide (15), which is formed on the upper surface of each bent part. The arrest plates are stacked on top of one another such that the bent parts of the lower one of the adjacent arrest plates are inserted into the trapezoidal depressions of the bent parts of the upper one so that a flame dampening hole (13) is defined between the bent parts. Each flame dispersion guide is disposed at the medial position in the corresponding flame dampening hole, thus dispersing a flame upwards, downwards and in the longitudinal direction of the flame dampening hole.
Description
Technical field
Present invention relates in general to a kind of be used for the flame discharge process absorb and disperse flame that the burning by internal-combustion engine produces and thereby reduce the restraining device that is used for explosion relief valve of flame intensity, and relate more specifically to a kind of restraining device that is used for the explosion relief valve of internal-combustion engine, wherein suppressing plate bends to and has trapezoidal curved part and piling up each other, the curved part that makes the bottom of adjacent inhibition plate suppress plate is inserted into the respective curved portion that top suppresses plate, and between curved part, closely form flame and weaken the hole, wherein the flame that forms of the intermediate portion by crooked each curved part disperses guide portion and is arranged on the neutral position that each flame weakens the hole, make that flame is not directly to discharge by flame to weaken the hole, disperse guide portion and disperse and circle round but weaken corresponding flame in the hole by flame, thereby more effectively absorb and disperse flame, and then reduce the intensity of flame.
Background technique
Normally, be used for the internal-combustion engine of boats and ships etc., in order to produce power, fuel is supplied to the motor that comprises several cylinders, and fuel burning therein produces high temperature and high pressure gas, and cylinder is converted into mechanical kinetic energy with power.
Because high temperature and high pressure gas, this internal-combustion engine keeps high relatively inside temperature and pressure.
At this moment, if the internal pressure of motor surpasses predetermined pressure (0.03～0.05kg/cm normally
3), just will be discharged into external engine and keep normal internal pressure corresponding to the interior gas amount of excessive boost pressure.
Reason is, owing to explosion time appears in too high pressure, just may damage motor parts on every side at described motor, perhaps may cause injures and deaths by accident.
Simultaneously, when in internal-combustion engine, burning occurring, be sprayed onto the outside, explosion-proof restraining device is installed on internal-combustion engine usually in order to prevent flame.
This restraining device comprises the inhibition plate with multi-layer structure, and heart part is open-minded therein.Restraining device is installed on the motor, makes the register of opening core and motor of restraining device.A plurality of flames weakenings hole of extending diametrically in addition, is formed at and suppresses in the plate.Therefore, restraining device absorbs and also to disperse the flame that is produced by engine combustion, thereby weakens flame, protects the parts around the motor by this and prevents injures and deaths.
In conventional restraining device, flame weakens the hole and is formed in the inhibition plate, but they are not intensive.Therefore, weaken the effect of flame and unsatisfactory by absorbing and dispersing the flame that is produced by burning in the internal-combustion engine.Can existing problems outside some flame ejection motors.
In addition, in conventional restraining device, the multi-layer structure that suppresses plate bends to spiral-shaped formation by suppressing plate.Therefore, owing to be difficult to multi-layer structure, service behaviour reduces.Equally, when explosion time in motor, occurring, owing to may destroy multi-layer structure undesirably from the pressure that explodes.
Summary of the invention
Therefore, made the present invention after the problems referred to above that in remembeing prior art, occur, and target of the present invention is, a kind of restraining device that is used for the explosion relief valve of internal-combustion engine is provided, wherein suppressing plate is bent to have trapezoidal curved part and to pile up each other, the curved part that makes the bottom of adjacent inhibition plate suppress plate is inserted into top to be suppressed in the respective curved portion of plate, and thereby between curved part, form flame densely and weaken the hole, wherein be arranged on neutral position in each flame weakening hole by the crooked flame that forms of the intermediate portion of each curved part being dispersed guide portion, thereby flame is not directly to weaken the hole by flame to discharge, disperse guide portion and disperse and circle round but weaken corresponding flame in the hole by flame, thereby realize more effectively absorbing, disperse and weaken flame, strengthen the efficient and the stability of restraining device by this significantly.
Another target of the present invention is, a kind of restraining device that is used for the explosion relief valve of internal-combustion engine is provided, in this internal-combustion engine, each inhibition plate that all has annular bends to the routine techniques that spirality forms multi-layer structure by its opposed edges welding being stacked each other, being different from by suppressing plate.Thereby firmly keep resisting the stacked structure of the impact that causes by combustion in IC engine, strengthened reliability of products by this.
In order to realize above-mentioned target, the invention provides a kind of restraining device that is used to be installed to the explosion relief valve on the internal-combustion engine opening, this restraining device has multi-layer structure to absorb and to disperse the flame that is produced by the burning that occurs in the internal-combustion engine, thereby reduction flame intensity, described restraining device comprises: a plurality of inhibition plates that pile up each other, each suppresses plate by compression moulding, and the inhibition plate comprises: along the curved part that the longitudinal direction that suppresses plate is provided with, each curved part has trapezoidal recess; And the flame that is formed on the intermediate portion of upper surface of each curved part disperses guide portion, described flame disperses guide portion and has bullport and hemispherical depression, the width of each bullport is from wherein mind-set opposite end minimizing, described hemispherical depression is formed at that flame disperses on the lower surface of guide portion and is open-minded downwards, wherein suppressing plate piles up each other, the trapezoidal curved part that makes the bottom of adjacent inhibition plate suppress plate is inserted into top to be suppressed in the corresponding trapezoidal recess of curved part of plate, thereby between curved part, limit flame and weaken the hole, described curved part is spaced apart each other with intended distance, wherein each flame disperses guide portion and is arranged on the place, neutral position that corresponding flame weakens the hole, and then flame is made progress, disperse downwards and on the longitudinal direction in flame weakening hole.
Preferably, each of piling up each other suppresses plate can form annular shape by independent technology, and the inhibition plate can integrally form by welding each other to its opposite edges.
At the restraining device that is used for the explosion relief valve of internal-combustion engine according to the present invention, suppressing plate bends to and has trapezoidal curved part and be stacked each other, the curved part that makes adjacent inhibition plate middle and lower part suppress plate is inserted into top to be suppressed in the respective curved portion of plate, and thereby limits flame densely weaken the hole between curved part.Disperse guide portion by the crooked flame that forms of intermediate portion and be arranged on the place, neutral position that each flame weakens the hole each curved part, make that flame is not directly to weaken the hole by flame to discharge, disperse guide portion and disperse and circle round but weaken corresponding flame in the hole by flame, and then realize more effectively absorbing and dispersing flame, reduce flame intensity by this.Therefore, can strengthen the efficient and the stability of restraining device significantly.In addition, each all has the inhibition plate of annular shape by its opposite edges being welded to each other and being stacked each other, is different from by suppressing plate to bend to the spiral-shaped routine techniques that forms multi-layer structure.Therefore, this structure of piling up can firmly tolerate the impact that is caused by the burning that occurs in the internal-combustion engine.And then, strengthened reliability of products.
Description of drawings
Fig. 1 is the sectional view of having described according to the installation of the restraining device of the explosion relief valve of the internal-combustion engine of the embodiment of the invention;
Fig. 2 is the planimetric map according to restraining device of the present invention;
Fig. 3 shows the perspective view of formation according to the inhibition plate of restraining device of the present invention;
Fig. 4 shows the sectional view that is in the inhibition plate of separated state according to of the present invention;
Fig. 5 shows according to the sectional view that suppresses plate that piles up of the present invention; And
Fig. 6 shows according to the elevational sectional view that suppresses plate of piling up of the present invention.
Embodiment
Below, specify most preferred embodiment of the present invention with reference to accompanying drawing.
As shown in Figure 1, the invention provides a kind of restraining device, it is configured such that the inhibition plate with multi-layer structure is installed on the opening of internal-combustion engine, absorbing effectively and to disperse the flame that the blast that occurs in the internal-combustion engine produces, thereby reduces the intensity of the flame that produces.
Specifically, to shown in Figure 6, comprise a plurality of inhibition plates 10 according to the restraining device of the explosion relief valve of internal-combustion engine of the present invention as Fig. 2, described inhibition plate piles up each other and each suppresses plate by compression moulding.Each suppresses plate 10 and has the curved part 11 that is provided with along the longitudinal direction that suppresses plate 10, and each inhibition plate has trapezoidal recess 12.Flame disperses above the intermediate portion of the upper surface that guide portion 15 is formed on each curved part 11.Flame disperses guide portion 15 and has bullport 16 and hemispherical depression 17, and the width of each bullport reduces from its center to its opposite two ends, and this hemispherical depression 17 is formed at that flame disperses on the lower surface of guide portion 15 and is open-minded downwards.
It is stacked each other to suppress plate 10, the trapezoidal curved part 11 that makes the bottom of adjacent inhibition plate 10 suppress plate is inserted into top to be suppressed in the corresponding trapezoidal recess 12 of curved part 11 of plate 10, weaken hole 13 thereby limit flame between curved part 11, described curved part 11 is the interval intended distance each other.Therefore, each flame disperses guide portion 15 and is arranged in the place, neutral position that corresponding flame weakens hole 13, thereby flame is made progress, disperses downwards and on the longitudinal direction in flame weakening hole 13.
At this, it is all stacked each other and be annular by independent process forming that each suppresses plate 10.Suppress between the plate 10 by being integrally formed with one another its opposed edges is welded together.
In the accompanying drawings, reference character 5 expression cover pieces.
Operation of the present invention and effect with said structure will be described hereinafter.
As shown in Figure 1, in an embodiment of the present invention, the inhibition plate with multi-layer structure is installed on the opening of internal-combustion engine.
Explanation in further detail, trapezoidal curved part 11 are formed on each by compacting and suppress in the plate 10, and partly have flame disperses guide portion 15 to curved part 11 therebetween.Each inhibition plate 10 welds each other by the end that it is opposite and forms annular.The inhibition plate 10 of annular is stacked each other.
At this moment, described inhibition plate 10 is piled up mutually, and the curved part 11 that makes the bottom of adjacent inhibition plate 10 suppress plate is inserted into top to be suppressed in the corresponding trapezoidal recess 12 of curved part 11 of plate.Similarly, limit flame in the corresponding trapezoidal recess 12 between the curved part 11 of adjacent inhibition plate 10 and weaken hole 13.Therefore, flame weakens hole 13 and is arranged in the restraining device with vertical direction and circumferencial direction, and separates each other at interval with rule.
In addition, the bottom of adjacent inhibition plate 10 flame that suppresses plate disperses guide portion 15 and is inserted into the corresponding flame that top suppresses plate and weakens in the intermediate portion in hole 13.
In having the restraining device of the present invention of above-mentioned stacked structure, flame weakens hole 13 and mainly absorbs and disperse the flame that the burning by internal-combustion engine produces, thereby greatly reduced the intensity of flame, this weakening hole separates each other at interval with rule and is arranged in the inhibition plate 10 with vertical direction and circumferencial direction.
In addition, flame is not to weaken hole 13 from flame directly to be discharged to outside the restraining device, but inferior strategic point disperses guide portion 15 by flame and absorb and disperse, and this guide portion is arranged in the intermediate portion that corresponding flame weakens hole 13.Thereby, can further weaken the intensity of flame effectively.
Specifically, the flame that is produced by internal-combustion engine is sucked in the flame weakening hole 13 and weakens hole by this flame and disperses.In each flame some are sucked into the upwards guiding of upper surface that corresponding flame weakens in the hole 13 and dispersed guide portion 15 along corresponding flame.The remainder of flame is conducted through the anterior bullport 16 that flame disperses guide portion 15 and enters into corresponding hemispherical depression 17.In the described flame some are guided downward in hemispherical depression 17.The remainder of flame is conducted through rear portion bullport 16 that flame disperses guide portion 15 and enters into corresponding flame and weaken hole 13.Therefore, flame is discharged to outside the restraining device from flame weakening hole 13.
In other words, by flame weaken hole 13 disperse and be sucked into flame weaken in the hole flame by time strategic point upwards, downwards and on flame weakens the longitudinal direction in hole 13, disperse flame and weaken in the hole 13.In this process, flame circles round in flame weakens hole 13, makes contact surface between flame and the restraining device and flame further increase through the time of restraining device.Therefore, use flame absorption and the method for dispersing further to strengthen the efficient that reduces flame intensity.
In addition, in the present invention, inhibition plate 10 piles up each other and is welded to one another in conjunction with being integrally formed with one another by the opposite edges that will suppress plate 10.In addition, when suppressing plate 10 and pile up each other, the curved part 11 that the bottom of adjacent inhibition plate 10 suppresses plate is inserted into top to be suppressed in the trapezoidal recess 12 of curved part 11 of plate.Therefore, suppress plate 10 supports secured to one anotherly.Therefore, tolerance can further be enhanced by the ability of the high pressure that causes of burning in the internal-combustion engine.The result is, the present invention can solve the problem of conventional spiral stacked structure, and stacked structure is destroyed because of the high pressure that burning produces in conventional spiral stacked structure.
As mentioned above, in the present invention, suppress plate and pile up each other, each suppresses plate and forms trapezoidal curved part in flexuose mode, the curved part that makes adjacent inhibition plate middle and lower part suppress plate is inserted into the respective curved portion that top suppresses plate, weakens the hole thereby closely form flame.The flame that forms in position, upper and lower adjacent one another are weakens hole shape zig zag flame discharge route, and this discharge route uses flame to disperse the bullport of guide portion.Therefore, the flame that combustion in IC engine produced is with flexuose mode process flame discharge route.By this, flame can be absorbed by restraining device of the present invention and disperse effectively.Thereby, by this effective means, reduced the intensity of flame and improved reliability.In addition, be different from the routine techniques with spiral stacked structure, the inhibition plate piles up each other and is welded together at its opposite edges place, and each suppresses plate and has annular shape.Therefore, restraining device of the present invention keeps resisting the stacked structure of the impact that the burning by internal-combustion engine causes reliably.
Though for descriptive purpose has been described the preferred embodiments of the present invention, but it is evident that to those skilled in the art, under the prerequisite that does not depart from by the disclosed the spirit and scope of the present invention of appended claims, various conversion, interpolation and replacement all are possible.
Claims (2)
1. the restraining device of the explosion relief valve on the opening that is used to be installed to internal-combustion engine, described restraining device have multi-layer structure absorbing and to disperse the flame that is produced by the burning that occurs in the internal-combustion engine, thereby reduce the intensity of flame, and described restraining device comprises:
A plurality of inhibition plates, described inhibition plate piles up each other, and each suppresses plate by compression moulding, and described inhibition plate comprises: along the curved part of the longitudinal direction setting that suppresses plate, and each curved part has trapezoidal recess; Disperse guide portion with the flame on the intermediate portion of the upper surface that is formed at each curved part, described flame disperses guide portion and has bullport and hemispherical depression, the width of each bullport is from wherein its opposite end minimizing of mind-set, described hemispherical depression is formed at flame and disperses on the lower surface of guide portion, and described hemispherical depression is open-minded downwards; Wherein
Suppressing plate piles up each other, the trapezoidal curved part that makes the bottom of adjacent inhibition plate suppress plate is inserted into the bottom to be suppressed in the corresponding trapezoidal recess of curved part of plate, make that limiting flame between curved part weakens the hole, this curved part is spaced apart with intended distance, wherein each flame disperses guide portion and is arranged on the place, neutral position that corresponding flame weakens the hole, thereby flame is made progress, disperses downwards and on the longitudinal direction in flame weakening hole.
2. restraining device according to claim 1 is characterized in that, each of piling up each other suppresses plate and form annular shape by independent technology, and the inhibition plate forms one each other by its opposed edges is welded to each other.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR10-2008-48260 | 2008-05-23 | ||
| KR1020080048260A KR100981451B1 (en) | 2008-05-23 | 2008-05-23 | Arrest device for explosion relief valve of internal combustion engine |
| PCT/KR2008/005212 WO2009142363A1 (en) | 2008-05-23 | 2008-09-04 | Arrest device for explosion relief valve of internal combustion engine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102066720A true CN102066720A (en) | 2011-05-18 |
Family
ID=41340283
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2008801293924A Pending CN102066720A (en) | 2008-05-23 | 2008-09-04 | Arrest device for explosion relief valve of internal combustion engine |
Country Status (5)
| Country | Link |
|---|---|
| EP (1) | EP2294297A1 (en) |
| JP (1) | JP2012503125A (en) |
| KR (1) | KR100981451B1 (en) |
| CN (1) | CN102066720A (en) |
| WO (1) | WO2009142363A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106677900A (en) * | 2017-02-15 | 2017-05-17 | 谢函 | Hedging flame resistance module and flame resistance explosion-proof valve |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101055648B1 (en) * | 2008-10-28 | 2011-08-10 | 권병교 | Flame emission prevention trap of internal combustion engine, its manufacturing method and its manufacturing apparatus |
| KR101094929B1 (en) | 2010-05-12 | 2011-12-15 | (주)광산 | Lamella sheet for flame arresting trap, and trap device with the same |
| IT201600126375A1 (en) * | 2016-12-14 | 2018-06-14 | F N C Fabbrica Naz Cilindri S P A | BLOCKING BLOCK FOR PROTECTIVE DEVICES AGAINST FLAMING PROPAGATION |
| US10151239B1 (en) | 2017-12-05 | 2018-12-11 | Penn-Troy Manufacturing Inc. | Explosion relief valve with annular flame arrestor |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4015954A (en) | 1975-12-29 | 1977-04-05 | John Zink Company | Laminar flow flame arrestor |
| US5203296A (en) * | 1992-04-09 | 1993-04-20 | Barbron Corporation | Flame arrester having helical flame arresting member |
| KR200155647Y1 (en) | 1996-12-09 | 1999-09-01 | 강은석 | An apparatus for automatically controlling for internal pressure of crank case |
| AT6424U1 (en) * | 1998-10-21 | 2003-10-27 | Hoerbiger Ventilwerke Gmbh | EXPLOSION RELIEF VALVE |
| KR200240532Y1 (en) * | 1999-05-31 | 2001-09-25 | 강은석 | trap device for preventing flame of internal combustion engine |
| US6467569B2 (en) * | 2001-01-19 | 2002-10-22 | Supertrapp Industries | Spark arresting muffler with exhaust path parallel to muffler centerline |
| JP3931302B2 (en) | 2001-10-02 | 2007-06-13 | 株式会社キャタラー | Metal honeycomb for flame arrestor |
| KR100661925B1 (en) * | 2005-11-24 | 2006-12-27 | 엠티에이치콘트롤밸브(주) | trap device for preventing flame of internal combustion engine |
| KR100971311B1 (en) * | 2008-04-25 | 2010-07-20 | 현우산기주식회사 | Arrest device for preventing flame of internal combustion engine |
-
2008
- 2008-05-23 KR KR1020080048260A patent/KR100981451B1/en active IP Right Grant
- 2008-09-04 CN CN2008801293924A patent/CN102066720A/en active Pending
- 2008-09-04 EP EP08793689A patent/EP2294297A1/en not_active Withdrawn
- 2008-09-04 WO PCT/KR2008/005212 patent/WO2009142363A1/en active Application Filing
- 2008-09-04 JP JP2011510407A patent/JP2012503125A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106677900A (en) * | 2017-02-15 | 2017-05-17 | 谢函 | Hedging flame resistance module and flame resistance explosion-proof valve |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2009142363A1 (en) | 2009-11-26 |
| EP2294297A1 (en) | 2011-03-16 |
| KR100981451B1 (en) | 2010-09-13 |
| JP2012503125A (en) | 2012-02-02 |
| KR20090122058A (en) | 2009-11-26 |
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| PB01 | Publication | ||
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| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20110518 |