CN2453211Y - Quich actioun joint for fuel gas pipe - Google Patents
Quich actioun joint for fuel gas pipe Download PDFInfo
- Publication number
- CN2453211Y CN2453211Y CN 00261621 CN00261621U CN2453211Y CN 2453211 Y CN2453211 Y CN 2453211Y CN 00261621 CN00261621 CN 00261621 CN 00261621 U CN00261621 U CN 00261621U CN 2453211 Y CN2453211 Y CN 2453211Y
- Authority
- CN
- China
- Prior art keywords
- plunger
- cylinder joint
- connecting sleeve
- joint
- plug screw
- 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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Abstract
The utility model relates to a gas quick connector. The steel cylinder joint part of the utility model comprises a screw plug and a steel cylinder joint, and the inner cavity of the screw plug is provided with a spring and a plunger piston with a central through hole. The sliding matching position of the screw plug and the plunger piston is provided with an O-shaped sealing ring. A quick joint part comprises an outer opening sleeve, a joint body, an inner pushing sleeve, a steel ball, a steel wire block ring, an outer sleeve spring and an inner sleeve spring. The inner cavity of the joint body is provided with a connecting sleeve with a central through hole. The sliding matching position of the steel cylinder joint and the front part of the connecting sleeve is provided with a double O-shaped sealing ring, and the inner screw thread at the back part of the double O-shaped sealing ring is connected with the opening of a general gas pressure regulating valve through a screw thread. The quick connector has the advantages of good sealing property and high inflating speed. The connecting sleeve can be flexibly and conveniently opened.
Description
The utility model relates to gas cylinder and combustion gas tool interconnection technique field, particularly a kind of combustion gas quick-acting connector.
Existing a kind of gas safe quick-acting connector partly is made up of cylinder joint part and quick-acting joint.Cylinder joint part is made up of rubber cushion, plug screw, cylinder joint and the turriform spring, the steel ball that are positioned at the plug screw inner chamber, is provided with O-ring seal between plug screw rearward end and the cylinder joint, and cylinder joint partly directly is threaded with cylinder angle valve and is fixed on the angle valve.Quick-acting joint part by fittings body, be located at steel ball and Steel Cable Baffle Ring on the fittings body, can form at outer unlatching cover and outer casing spring, interior top cover, plunger tip, interior sleeve spring and connecting sleeve that the fittings body outer surface moves.Be provided with the interior top cover that can relatively move and at the interior sleeve spring of fittings body inwall, the plunger tip front end contacts with the steel ball sphere on the fittings body inner tube surface, its anterior side is evenly equipped with 4 inlet holes, and with O-ring seal endoporus Elastic Contact.Be provided with draw-in groove with the corresponding position of steel ball on the outer surface of cylinder joint.At the plunger tip rear portion seal rubber pad is housed, is socketed with the protection gum cover in the cylinder joint rearward end.Be connected with connecting sleeve in the fittings body rear threads, this connecting sleeve rear portion is provided with interior threaded hole, is connected with general gas pressure regulating valve valve port screw thread.
During use, be threaded fixing with the connecting sleeve of quick-acting joint part general pressure regulator valve suction port, the pressure regulator valve air outlet is connected with the gas range suction tude by sebific duct, cylinder joint is inserted in the quick-acting joint front portion, make plunger tip withstand steel ball, top cover and mobile backward in withstand the cylinder joint rear end, and then sleeve spring in the compression, when interior top cover is recessed out steel ball, and the draw-in groove on the cylinder joint is when being in the corresponding position of steel ball, outer open to move forward under the elastic force effect that is enclosed within outer casing spring when being blocked by Steel Cable Baffle Ring stop.Like this, the fittings body of cylinder joint and quick-acting joint part just is connected together, and at this moment, the plunger tip front end backs down steel ball, and its inlet hole leaves O-ring seal, has been communicated with the combustion gas gas circuit.There is following deficiency in the quick-acting connector of said structure: 1. sealability is relatively poor, and phenomenon can leak air.Because the seal rubber pad of the protection gum cover of cylinder joint rear-most end and connecting sleeve front end is the plane contact sealing, connecting sleeve is longer in addition, can swing, and causes bad connection, and it is unreliable to seal; Simultaneously also cause the connector opening force big, operation is heavy.When 2. working, steel ball is pressed towards the place ahead, and the turriform spring is also followed compression, and coil compaction is arranged, and fuel gas flow channel jam, thereby the aeration speed that slowed down have greatly had a strong impact on the manufacturing efficiency at gas station.
The purpose of this utility model is to provide the combustion gas quick-acting connector that a kind of aeration speed is fast, seal reliably and be applicable to the universal gas pressure regulator valve.
The purpose of this utility model is achieved in that a kind of combustion gas quick-acting connector, comprise cylinder joint part and quick-acting joint part, cylinder joint partly comprises rubber cushion 1, plug screw 2, cylinder joint 5 and the turriform spring 3 that is positioned at plug screw 2 inner chambers, O-ring seal 7, quick-acting joint partly comprises fittings body 10, if steel ball thereon 8 and Steel Cable Baffle Ring 6, the outer unlatching cover 15 and the outer casing spring 14 that can move at fittings body 10 outer surfaces, on fittings body 10 inner tube surfaces, be provided with the interior top cover 13 and the interior sleeve spring 12 that can relatively move, described plug screw 2 inner chambers are equipped with plunger 4, these plunger 4 front portions extend to plug screw 2 the place aheads, plunger 4 is provided with center roof vent, and connect with the side opening of its front end, plunger 4 front ends are provided with O-ring seals 17, described plug screw 2 front end endoporus are embedded with O-ring seals 16, and described turriform spring 3 is contained between plug screw 2 and the plunger 4; In cylinder joint 5 and fittings body 10 formed inner chambers, be provided with connecting sleeve 11, this connecting sleeve 11 is provided with center roof vent, its front end contacts with plunger 4 ear end faces, its front end position of matching with cylinder joint 5 inwalls is provided with two O-ring seals 9, and these connecting sleeve 11 rear portions are provided with the interior threaded hole that is threaded with universal gas pressure regulator valve valve port; Plunger 4 center roof vents and connecting sleeve 11 center roof vents directly connect.
Advantage of the present utility model is good seal performance, and aeration speed is fast, and connecting sleeve is opened flexible, light.
Fig. 1 is an embodiment's of the utility model a structural representation, is cylinder joint part and quick-acting joint part jointing state shown in the figure.
Fig. 2 is quick-acting joint part shown in Figure 1 is separated back cylinder joint part from the combustion gas quick-acting joint a view.
By following embodiment the utility model is further elaborated.
Referring to Fig. 1, shown in Figure 2, embodiment's combustion gas of the utility model quick-acting connector partly is made up of cylinder joint part and quick-acting joint.Cylinder joint part is made up of rubber cushion 1, plug screw 2, cylinder joint 5 and the turriform spring 3, the O-ring seal 7 that are positioned at plug screw 2 inner chambers, and cylinder joint partly directly is threaded with cylinder angle valve and is fixed on the angle valve.Quick-acting joint part by fittings body 10, be located at steel ball 8 on the fittings body 10 and Steel Cable Baffle Ring 6, the outer unlatching cover 15 that can move at fittings body 10 outer surfaces and outer casing spring 14, the interior top cover 13 that can relatively move that on fittings body 10 inner tube surfaces, is provided with and interior sleeve spring 12 and connecting sleeve 11 is formed.At plug screw 2 inner chambers plunger 4 is housed, these plunger 4 front portions extend to plug screw 2 the place aheads, plunger 4 is provided with center roof vent, and connect with the side opening of its front end, plunger 4 front ends are provided with " O " shape seal ring 17, plug screw 2 front end endoporus are embedded with " O " shape seal ring 16, and turriform spring 3 is contained between plug screw 2 and the plunger 4.In cylinder joint 5 and fittings body 10 formed inner chambers, connecting sleeve 11 is housed, this connecting sleeve 11 is provided with center roof vent, its front end contacts with plunger 4 ear end faces, its anterior position of matching with the inwall of cylinder joint 5 is provided with two " O " shape seal rings 9, these connecting sleeve 11 rear portions are provided with interior threaded hole, be threaded with universal gas pressure regulator valve valve port, plunger 4 center roof vents and connecting sleeve 11 center roof vents directly connect.Connecting sleeve 11 rear end interior threaded holes are threaded with general gas pressure regulating valve valve port.
During use, the pressure regulator valve air outlet is connected with the gas range suction tude by sebific duct, cylinder joint 5 is inserted in the front portion of quick-acting joint part, dock with plunger 4 rear portions, and a little firmly push away forward, make plunger 4 front ends leave rubber cushion 1, turriform spring 3 is compressed simultaneously, top cover 13 and mobile backward in withstand cylinder joint 5 rear ends, and then sleeve spring 12 in the compression, when interior top cover 13 is recessed out steel ball 8, and the draw-in groove on the cylinder joint 5 is when being in the corresponding position of steel ball 8, and the outer cover 15 of opening moves forward under the elastic force effect of outer casing spring 14 when being blocked by Steel Cable Baffle Ring 6 and stops.Like this, the cylinder joint part just is connected together with the fittings body 10 of quick-acting joint part, and at this moment, the blast tube between steel cylinder and the combustion gas tool is unblocked.This state is seen shown in Figure 1.
In the time of quick-acting joint part partly need being separated with cylinder joint, when for example needing that empty steel cylinder is sent to the inflation of gas station, slightly firmly withdraw from backward as long as will open cover 15 outward, just realize resilient separation immediately, its inner body mechanism is opposite during with above-mentioned clamping.After the separation, the plunger 4 of cylinder joint part moves to backward under the restoring force effect of turriform spring 3 when touching O-ring seal 7 and ends, at this moment, O-ring seals 16 seals up the side opening of plunger 4 front ends, O-ring seals 17 is good with plunger 4 front ends and plug screw 2 forward end seal, like this, the combustion gas in the steel cylinder just can not be to external leakage, and this state is referring to shown in Figure 2.
Claims (1)
1, a kind of combustion gas quick-acting connector, comprise cylinder joint part and quick-acting joint part, cylinder joint partly comprises rubber cushion (1), plug screw (2), cylinder joint (5) and the turriform spring (3) that is positioned at plug screw (2) inner chamber, O-ring seal (7), quick-acting joint partly comprises fittings body (10), if steel ball thereon (8) and Steel Cable Baffle Ring (6), the outer unlatching cover (15) and the outer casing spring (14) that can move at fittings body (10) outer surface, on fittings body (10) inner tube surface, be provided with the interior top that can relatively move and overlap (13) and interior sleeve spring (12), it is characterized in that: described plug screw (2) inner chamber is equipped with plunger (4), this plunger (4) front portion extends to plug screw (2) the place ahead, plunger (4) is provided with center roof vent, and connect with the side opening of its front end, plunger (4) front end is provided with O-ring seals (17), described plug screw (2) front end endoporus is embedded with O-ring seals (16), and described turriform spring (3) is contained between plug screw (2) and the plunger (4); In cylinder joint (5) and the formed inner chamber of fittings body (10), be provided with connecting sleeve (11), this connecting sleeve (11) is provided with center roof vent, its front end contacts with plunger (4) ear end face, its anterior position of matching with cylinder joint (5) inwall is provided with two O-ring seals (9), and this connecting sleeve (11) rear portion is provided with the interior threaded hole that is threaded with universal gas pressure regulator valve valve port; Plunger (4) center roof vent and connecting sleeve (11) center roof vent directly connect.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 00261621 CN2453211Y (en) | 2000-11-13 | 2000-11-13 | Quich actioun joint for fuel gas pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 00261621 CN2453211Y (en) | 2000-11-13 | 2000-11-13 | Quich actioun joint for fuel gas pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2453211Y true CN2453211Y (en) | 2001-10-10 |
Family
ID=33617080
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 00261621 Expired - Fee Related CN2453211Y (en) | 2000-11-13 | 2000-11-13 | Quich actioun joint for fuel gas pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2453211Y (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101400938B (en) * | 2006-03-31 | 2010-06-02 | 日东工器株式会社 | Pipe joint |
| CN101149122B (en) * | 2006-09-20 | 2010-09-29 | Smc株式会社 | Pipe joint |
| CN102235571A (en) * | 2010-04-20 | 2011-11-09 | 上海液化石油气经营有限公司 | Leakage stopper for straight valve of liquefied gas steel cylinder |
| CN102410419A (en) * | 2011-07-30 | 2012-04-11 | 庄志军 | Plunger pneumatic quick-change coupler |
| CN103670807A (en) * | 2013-12-18 | 2014-03-26 | 哈尔滨工程大学 | Dual fuel engine absorbing moving type natural gas ejection solenoid valve |
-
2000
- 2000-11-13 CN CN 00261621 patent/CN2453211Y/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101400938B (en) * | 2006-03-31 | 2010-06-02 | 日东工器株式会社 | Pipe joint |
| CN101149122B (en) * | 2006-09-20 | 2010-09-29 | Smc株式会社 | Pipe joint |
| CN102235571A (en) * | 2010-04-20 | 2011-11-09 | 上海液化石油气经营有限公司 | Leakage stopper for straight valve of liquefied gas steel cylinder |
| CN102410419A (en) * | 2011-07-30 | 2012-04-11 | 庄志军 | Plunger pneumatic quick-change coupler |
| CN103670807A (en) * | 2013-12-18 | 2014-03-26 | 哈尔滨工程大学 | Dual fuel engine absorbing moving type natural gas ejection solenoid valve |
| CN103670807B (en) * | 2013-12-18 | 2015-12-02 | 哈尔滨工程大学 | Dynamic formula natural gas injection solenoid valve inhaled by duel fuel engine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |