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SI9111169B - Varnostna zapiralna priprava - Google Patents

Varnostna zapiralna priprava Download PDF

Info

Publication number
SI9111169B
SI9111169B SI9111169A SI9111169A SI9111169B SI 9111169 B SI9111169 B SI 9111169B SI 9111169 A SI9111169 A SI 9111169A SI 9111169 A SI9111169 A SI 9111169A SI 9111169 B SI9111169 B SI 9111169B
Authority
SI
Slovenia
Prior art keywords
valve
spring
plate
valve seat
closing device
Prior art date
Application number
SI9111169A
Other languages
English (en)
Other versions
SI9111169A (en
Inventor
Peter Masloff
Original Assignee
Pipelife Rohrsysteme Gesellschaft M.B.H.
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Priority claimed from AT262090A external-priority patent/AT398238B/de
Application filed by Pipelife Rohrsysteme Gesellschaft M.B.H. filed Critical Pipelife Rohrsysteme Gesellschaft M.B.H.
Publication of SI9111169A publication Critical patent/SI9111169A/sl
Publication of SI9111169B publication Critical patent/SI9111169B/sl

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K17/00—Safety valves; Equalising valves, e.g. pressure relief valves
    • F16K17/20—Excess-flow valves
    • F16K17/22—Excess-flow valves actuated by the difference of pressure between two places in the flow line
    • F16K17/24—Excess-flow valves actuated by the difference of pressure between two places in the flow line acting directly on the cutting-off member
    • F16K17/28—Excess-flow valves actuated by the difference of pressure between two places in the flow line acting directly on the cutting-off member operating in one direction only
    • F16K17/30—Excess-flow valves actuated by the difference of pressure between two places in the flow line acting directly on the cutting-off member operating in one direction only spring-loaded
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K2200/00—Details of valves
    • F16K2200/40—Bleeding means in closed position of the valve, e.g. bleeding passages
    • F16K2200/401—Bleeding means in closed position of the valve, e.g. bleeding passages arranged on the closure member
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/7722—Line condition change responsive valves
    • Y10T137/7781—With separate connected fluid reactor surface
    • Y10T137/7784—Responsive to change in rate of fluid flow
    • Y10T137/7785—Valve closes in response to excessive flow
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/7722—Line condition change responsive valves
    • Y10T137/7837—Direct response valves [i.e., check valve type]
    • Y10T137/7869—Biased open

Landscapes

  • General Engineering & Computer Science (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Safety Valves (AREA)
  • Pipeline Systems (AREA)
  • Push-Button Switches (AREA)
  • Spinning Or Twisting Of Yarns (AREA)
  • Sliding Valves (AREA)
  • Burglar Alarm Systems (AREA)
  • Control Of Vending Devices And Auxiliary Devices For Vending Devices (AREA)
  • Control Of Combustion (AREA)
  • Catching Or Destruction (AREA)
  • Centrifugal Separators (AREA)
  • Harvester Elements (AREA)
  • Power-Operated Mechanisms For Wings (AREA)
  • Pipe Accessories (AREA)
  • Quick-Acting Or Multi-Walled Pipe Joints (AREA)
  • Preventing Unauthorised Actuation Of Valves (AREA)
  • Road Signs Or Road Markings (AREA)
  • Feeding And Controlling Fuel (AREA)

Claims (12)

  1. 5 1. 1 5 1. 1 10 2. 15 3. 20 4. 25 30 5. Patentni zahtevki Varnostna zapiralna priprava za plinske cevovode z ventilom (2), ki je v zlasti cevastem ohišju (1) pritisljiv proti ventilskemu sedežu (9), pri čemer je ventil (2) kot v osni smeri cevastega ohišja (1) premakljiv krožnikast ventil premakljivo uležajen proti sili vzmeti (5), pri čemer prečna presečna ploskev ventilskega krožnika (7) zasnovana manjše od svetlega prečnega preseka ohišja (1) in držana na odmiku od notranje stene cevastega ohišja (1) in je na proč od vzmeti (5) obrnjeni strani ventilskega krožnika (7) predviden plinski dovodni priključek (20), značilna po tem, da prečna presečna ploskev izstopnega prereza v območju, ki je priključeno ventilskemu sedežu (9), zvezno raste. Varnostna zapiralna priprava po zahtevku 1, značilna po tem, da generatrikse (28) stožčasto razširjajočega se območja oklepajo z osjo (27) kot (β) od 3° do 10°, prednostno 5°. Varnostna zapiralna priprava po zahtevku 1, značilna po tem, da je sedežnim ploskvam (6) ventilskega krožnika (7), na proč od plinskega dovoda (20) obrnjeni strani, priključeno zastopničeno območje (43), ki je predvideno na ventilskem sedežu (7) in ki definira konično razširjajoč se prečni presek. Varnostna zapiralna priprava po zahtevku 1, 2 ali 3, značilna po tem, da je ventilski sedež (9) zasnovan kot obročasta plošča (8) s približno stožčastimi sedežnimi ploskvami in da je z obročasto ploščo (8) povezan osrednji drsni ležaj (3) za ventilsko vreteno (11), pri čemer je puščen presek za prehod plina. Varnostna zapiralna priprava po enem od zahtevkov 1 do 4, značilna po tem, da ventilski sedež (9) in/ali z ventilskim sedežem (9) sodelujoča sedežna ploskev (6) ventilskega krožnika (7) obsega ukrivljeno generatrikso. 2
  2. 6. Varnostna zapiralna priprava po enem od zahtevkov 1 do 5, značilna po tem, da je vzmetna sila vzmeti (5) in/ali zapiralna pot ventila (2) nastavljiva.
  3. 7. Varnostna zapiralna priprava po enem od zahtevkov 1 do 6, značilna po 5 tem, da je vzmet (5) za fluidno obremenjevanje ventilskega krožnika (7) zasnovana s progresivno vzmetno karakteristiko.
  4. 8. Varnostna zapiralna priprava po enem od zahtevkov 1 do 7, značilna po tem, da proč od vzmeti (5) obrnjena čelna ploskev ventilskega krožnika (7) 10 obsega vodilne ploskve (23), zlasti konveksno ukrivljene vodilne ploskve (sl. 5).
  5. 9. Varnostna zapiralna priprava po enem od zahtevkov 1 do 8, značilna po tem, da je ventilskemu sedežu sosednje območje (21) ventilskega vretena 15 (11) neposredno priključeno ventilski sedežni ploskvi (6) ventilskega krožnika (7) in se zvezno manjša proti premeru ventilskega vretena.
  6. 10. Varnostna zapiralna priprava po enem od zahtevkov 1 do 9, značilna po tem, da ventilski krožnik (7) obsega izvrtino (25) za uhajanje plina in/ali se 20 da sedežno ploskev (6) netesnilno pritisniti na ventilski sedež (9), pri čemer je količina uhajajočega plina držana pod 30 l/h.
  7. 11. Varnostna zapiralna priprava po enem od zahtevkov 1 do 10, značilna po tem, da ventilsko vreteno (11) obsega v svoji vzdolžni smeri potekajoča 25 rebra oz. žlebove (29, 30).
  8. 12. Varnostna zapiralna priprava po enem od zahtevkov 1 do 11, značilna po tem, da je oz. sta drsna ležaja (3, 4) za ventilsko vreteno (11) zasnovana iz prednostno treh radialnih mostičev (26), ki potekajo v osni smeri 30 ventilskega vretena (11).
  9. 13. Varnostna zapiralna priprava po enem od zahtevkov 1 do 12, značilna po tem, da je kot (a), ki ga z osjo (27) oklepajo generatrikse stožčastih 3 sedežnih ploskev (6) ventilskega sedeža (9), izbran obratno sorazmerno tlaku v plinskem dovodu (20).
  10. 14. Varnostna zapiralna priprava po enem od zahtevkov 1 do 13, značilna po 5 tem, da je na tisti strani ventilskega krožnika (7), ki je obrnjena k priključku (20) za dovod plina, razporejen filter (33) (sl. 11).
  11. 15. Varnostna zapiralna priprava po enem od zahtevkov 1 do 14, značilna po tem, da je vzmet (5) razporejena v poglobitvi (35) ventilskega vretena (11) 10 in da je proč od plinskega dovoda (20) obrnjeni drsni ležaj (4) zasnovan iz na sorniku (36) razporejenega in v votlo ventilsko vreteno (11) prodirajočega vzmetnega krožnika (37) (sl. 13).
  12. 16. Varnostna zapiralna priprava po zahtevku 15, značilna po tem, da v votlo 15 ventilsko vreteno (11) potisnjen vzmetni krožnik (37) in/ali sornik (36) obsega dušilno mesto med vzmet (5) sprejemajočo poglobitvijo (35) ventilskega vretena (11) in cevovodom (1).
SI9111169A 1990-07-06 1991-07-02 Varnostna zapiralna priprava SI9111169B (sl)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
AT144290 1990-07-06
AT262090A AT398238B (de) 1990-12-21 1990-12-21 Sicherheitsschliessvorrichtung
YU116991A YU48550B (sh) 1990-07-06 1991-07-02 Sigurnosni uređaj za zatvaranje gasnih cevovoda sa ventilom

Publications (2)

Publication Number Publication Date
SI9111169A SI9111169A (en) 1997-08-31
SI9111169B true SI9111169B (sl) 1999-10-31

Family

ID=25595862

Family Applications (1)

Application Number Title Priority Date Filing Date
SI9111169A SI9111169B (sl) 1990-07-06 1991-07-02 Varnostna zapiralna priprava

Country Status (18)

Country Link
US (1) US5293898A (sl)
EP (1) EP0491027B1 (sl)
JP (1) JP2648531B2 (sl)
AT (1) ATE145974T1 (sl)
CA (1) CA2065384C (sl)
CZ (1) CZ281205B6 (sl)
DE (1) DE59108400D1 (sl)
DK (1) DK0491027T3 (sl)
ES (1) ES2033612T3 (sl)
HR (1) HRP940720B1 (sl)
HU (1) HU217292B (sl)
PL (1) PL167120B1 (sl)
PT (1) PT98233B (sl)
SI (1) SI9111169B (sl)
SK (1) SK279560B6 (sl)
TR (1) TR26196A (sl)
WO (1) WO1992001184A1 (sl)
YU (1) YU48550B (sl)

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Also Published As

Publication number Publication date
SK279560B6 (sk) 1998-12-02
HRP940720B1 (en) 1998-02-28
JPH05501295A (ja) 1993-03-11
PT98233A (pt) 1993-09-30
PL294040A1 (en) 1992-08-24
TR26196A (tr) 1995-02-15
EP0491027B1 (de) 1996-12-04
DK0491027T3 (da) 1997-05-26
JP2648531B2 (ja) 1997-09-03
SI9111169A (en) 1997-08-31
ES2033612T3 (es) 1997-04-16
CA2065384C (en) 1999-03-16
ATE145974T1 (de) 1996-12-15
HU217292B (hu) 1999-12-28
US5293898A (en) 1994-03-15
CZ281205B6 (cs) 1996-07-17
EP0491027A1 (de) 1992-06-24
HUT61086A (en) 1992-11-30
DE59108400D1 (de) 1997-01-16
HRP940720A2 (en) 1996-04-30
HU9200778D0 (en) 1992-05-28
PL167120B1 (pl) 1995-07-31
PT98233B (pt) 1999-02-26
ES2033612T1 (es) 1993-04-01
CA2065384A1 (en) 1992-01-07
YU116991A (sh) 1995-03-27
WO1992001184A1 (de) 1992-01-23
CS205391A3 (en) 1992-04-15
YU48550B (sh) 1998-11-05

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