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CN1293337C - Tubing seal and connection assembly - Google Patents

Tubing seal and connection assembly Download PDF

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Publication number
CN1293337C
CN1293337C CNB2003101225381A CN200310122538A CN1293337C CN 1293337 C CN1293337 C CN 1293337C CN B2003101225381 A CNB2003101225381 A CN B2003101225381A CN 200310122538 A CN200310122538 A CN 200310122538A CN 1293337 C CN1293337 C CN 1293337C
Authority
CN
China
Prior art keywords
tubing
fastening piece
hexagon
flange
collar
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
Application number
CNB2003101225381A
Other languages
Chinese (zh)
Other versions
CN1546896A (en
Inventor
朴室相
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Kunshan Tianxing Water Supply Heating Equipment Co Ltd
Original Assignee
Kunshan Tianxing Water Supply Heating Equipment Co Ltd
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
Application filed by Kunshan Tianxing Water Supply Heating Equipment Co Ltd filed Critical Kunshan Tianxing Water Supply Heating Equipment Co Ltd
Publication of CN1546896A publication Critical patent/CN1546896A/en
Application granted granted Critical
Publication of CN1293337C publication Critical patent/CN1293337C/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16LPIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L21/00Joints with sleeve or socket
    • F16L21/08Joints with sleeve or socket with additional locking means

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Clamps And Clips (AREA)
  • Flanged Joints, Insulating Joints, And Other Joints (AREA)

Abstract

A connection structure of a constrictor for a pipe connecting socket is provided to firmly connect pipes by forming a fitting protrusion at the socket. A protrusion unit(7) is fit into a fitting groove(8) formed at one side of a socket(1), and has an incline unit therein. A fitting protrusion(13) is formed at a constrictor(10,11) to correspond to the protrusion, and is coupled to the fitting groove at a protrusion side when pipes are connected.

Description

A kind of tubing assembly that is tightly connected
Technical field
The present invention relates to a kind of connection part of tubing, relate in particular to a kind of can the realization simultaneously axially and the connection assembly for pipes of radial compaction and sealing.
Background technique
Existing tube connection piece can be good at realizing the radial seal of tubing mostly, and structure generally all is to be made of a connection body and a fastening piece, common Placement all be by be threaded and then by fastening piece fastening, but this Placement is for some high flow rates, the fluid of high pressure often can not guarantee its leakproofness, although because can be on screw thread more sheathed packing rings and liner, but because fastening piece is just in the outside of radial compaction tubing and can not be to its axial force distribution, so under high pressure and condition at a high speed, will have tubing and be connected the hidden danger that body breaks away from.
Summary of the invention
Purpose of the present invention is a kind of for the tubing that the overcomes above-mentioned difficulties assembly that is tightly connected with regard to providing, and this structure can guarantee that pipe seal is tight, has anti-drop function preferably simultaneously.
Technical solution of the present invention is as follows:
The present invention includes one and connect body and a fastening piece that adapts with it, described connection body is the boundary with a hexagon that is convexly equipped with on its outer rim, two ends link to each other with tubing respectively, the connection body of this hexagon one side is provided with screw thread, form the section of being spirally connected that spins with a side pipe material, described fastening piece is fixed on the tubing continuous with being connected the body opposite side, the external peripheral surface of the connection body of described hexagon opposite side is provided with flange and a plurality of sealed groove, form the clamping section, add seal ring in the sealing groove, the contiguous hexagon of flange, and and this hexagon between form buckled recess; Described fastening piece is a snap-together type, and an end is provided with the collar of protrusion, and the fastening piece inwall has some radial protrusions, and described collar buckles in the buckled recess that forms between flange and hexagon.
Characteristics of the present invention are that also the cooperation place that is connected of described flange, fastening piece and tubing is provided with the seal ring that a section is the approximate shape of falling F.
Characteristics of the present invention are that also described flange has the inclined-plane near a side of hexagon, and the side of described projection and the inner side surface of collar are the plane of inclination, and just in time match with the inclined-plane of flange in the plane of inclination of collar.
The present invention can obtain axial compressing when keeping connecting body and tubing radial compaction, thereby the sealing of further having strengthened connecting makes it can adapt to more high flow rate and the more liquid transfer of high pressure, the possibility of leaking reduces, and, more reduced the occurrence probability of tubing uncoupling because collar buckles in buckled recess.
Description of drawings
Fig. 1 is user mode figure of the present invention
Fig. 2 is a decomposition texture schematic representation of the present invention
Fig. 3 is a sectional structure schematic representation of the present invention
Fig. 3 A is the partial enlarged drawing of Fig. 3
Fig. 4 is the another kind of example structure figure of fastening piece of the present invention
Fig. 5 is the another example structure figure of fastening piece of the present invention
Fig. 6 is an example structure again of fastening piece of the present invention
Among the figure:
1-connects the body 2-section of the being spirally connected 3-clamping section 3a-shape of falling F seal ring
4-hexagon 5-sealed groove 6,6 '-tubing 7-flange 7a-inclined-plane
8-buckled recess 9-seal ring 10,11-fastening piece 12-projection
13-collar 14-hole 15-screw 16-nut
Embodiment
The present invention is further described as follows below in conjunction with drawings and Examples:
As shown in Figure 1 to Figure 3, the present invention who is used to connect tubing assembly that is tightly connected comprises:
One connects body 1, is the boundary with a hexagon 4 that is convexly equipped with on its outer rim, and two ends link to each other with two sections tubing 6,6 ' respectively, and the connection body of these hexagon 4 one sides is provided with screw thread 2, forms the section of being spirally connected, and is used for spinning with a side pipe material 6; Then be provided with flange 7 and at least two sealed grooves 5 on the connection body of hexagon 4 opposite sides, form the clamping section, be used for and the 6 ' clamping of another section tubing; Add seal ring 9 in the sealing groove 5, the contiguous hexagons 4 of flange 7, and and hexagon 4 between form buckled recess 8, described flange 7 has inclined-plane 7a near a side of hexagons.
An annular fastener 10 that constitutes by two semi-circular ring, 11, be fixed on clamping section 3 one sides that connect body 1, its fastening piece 10,11 ends are provided with collar 13, and inwall has a plurality of radial protrusions 12, the side of described projection and the inner side surface of collar are the plane of inclination, described end collar 13 just can match with the inclined-plane 7a of flange 7 on the clamping section 3 and buckle in the buckled recess 8 between flange 7 and hexagon 4, and the end of the opening of two semi-circular ring of this fastening piece is fixed by screw 15 and nut 16 respectively.
A section is the approximate shape of falling F seal ring 3a, be placed on the cylindrical of clamping section 3, specifically be positioned at the cooperation place that is connected of flange 7 and fastening piece and tubing 6 ', should the shape of falling F seal ring 3a have three annular edge, lay respectively between flange 7 and the fastening piece inwall, between tubing 6 ' and the fastening piece inwall and between tubing 6 ' and clamping section 3 cylindricals.
When carrying out the tubing connection, one section tubing 6 is screwed on the section of being spirally connected 2 that connects body 1 earlier by the mode that screws, carrying out the clamping section then connects: filling sealed circle 9 in the sealed groove 5 of clamping section 3 at first, the right angle end face dress seal ring 3a that is close to flange 7 then, the other end tubing 6 ' is sleeved on the clamping section that is filled with seal ring 9 then, and this section tubing 6 ' end nipple stretch in the formed seal groove of two adjacent annular edge of seal ring 3a, then with two semiround body 10 of fastening piece, 11 are fastened on the clamping section 3, and the collar 13 of fastener end is buckled in the buckled recess 8, fastening piece 10,11 two ends are respectively equipped with through hole 14, screw 15 passes this through hole, connect with second half fastening piece, screw by nut 16 again.At this moment, rotary screw 15 makes propagation of pressure to tubing 6 ' and clamping section 3, and both are forced together by fastener tightly.Owing to be provided with at least two seal rings 9 between clamping section and the tubing, the clamping section, also be provided with seal ring 3a between tubing and the fastening piece, thereby form effective leak proof seal defence line, in addition, because the fitting surface of the set collar 13 of the flange 7 of clamping section 3 and fastener end is the inclined-plane, thereby both are after compressing, can keep fitting surface to be close to, so just realize one side, under the effect on inclined-plane, axially keep impacting force again simultaneously at radial compaction; Again because tubing is the plastic-aluminum section bar, the projection 12 on the fastening piece inwall is because its ramp structure also can suitably be pressed into tube surfaces simultaneously, and these factors make tubing be fastened on the connection body, and leaking is difficult to take place.In addition, because collar 13 buckles in buckled recess 8, make that fastening ring is very difficult and be connected body shaft to disengagement, and tubing 6 ' fastened circle blocks tightly, thereby tubing 6 ' is difficult for also throwing off from connecting body.
Described fastening piece can be the structure that is connected as one by hinge 10a by two hemizonids 10,11 as shown in Figure 4, fixing at its open two ends by screw 15 and nut 16, its end has and the flange 7 of clamping section 3 collar 13 of hanging support mutually, and inwall has the projection 12 that embeds the plastic-aluminum tube surfaces; As shown in Figure 5, fastening piece of the present invention can also be the deformable body of Fig. 4 structure, promptly omits hinge, and directly cooperates the screw of its open end and nut structure to constitute with an annular solid; Connect for thicker tubing, also can adopt the structure of four butt joints shown in Figure 6, this structure also is the deformable body of hinge engaging structure shown in Figure 4 in fact, with hinge 10a is the boundary, this fastening piece is divided into two parts 10,11, wherein 10 have an extension part 101,11 also have an extension part 111, the open two end part turnup of this fastening piece forms cylinder hole, be inserted with fastening excellent 10b in the hole respectively, 10c is drilled with screw 14 respectively, when fastening piece 10 on described fastening rod, 11 two parts are fastened on clamping Duan Shanghou, screw 15 is tightened in the screw 14, just can play fastening effect, its end is provided with collar 13, hangs on the flange 7 in order to card, inwall then is provided with three projectioies 12 with inclined lateral side, is used for the surface of inlay card at tubing.
Seal ring 9 among the present invention can also prevent that the aluminium in the plastic-aluminum section bar is connected body contact and electrical spark takes place and damages and connect body and cause leaking with metal.
By the above stated specification of being done with reference to the accompanying drawings, can significantly draw not exceeding and to make a lot of different conversion in the spirit and scope of the present invention.But the scope of its authorization should be determined by the claim of introducing below.

Claims (6)

1. tubing assembly that is tightly connected, comprise that one connects body (1) and a fastening piece that adapts with it, described connection body is the boundary with a hexagon (4) that is convexly equipped with on its outer rim, two ends respectively with tubing (6,6 ') link to each other, the connection body of these hexagon (4) one sides is provided with screw thread, form the section of being spirally connected (2) that spins with a side pipe material (6), described fastening piece (10) is fixed on the tubing (6 ') continuous with being connected the body opposite side, it is characterized in that, the external peripheral surface of the connection body of described hexagon (4) opposite side is provided with flange (7) and a plurality of sealed groove (5), form clamping section (3), add seal ring (9) in the sealing groove (5), the contiguous hexagon (4) of flange (7), and and this hexagon (4) between form buckled recess (8); Described fastening piece (10) is a snap-together type, and an end is provided with the collar (13) of protrusion, and fastening piece (10) inwall has some radial protrusions (12), and described collar buckles in buckled recess (8).
2. the tubing according to claim 1 assembly that is tightly connected is characterized in that the cooperation place that is connected of described flange (7), fastening piece (10) and tubing (6 ') is provided with the seal ring (3a) that a section is the approximate shape of falling F.
3. the tubing according to claim 1 assembly that is tightly connected, it is characterized in that described flange (7) has inclined-plane (7a) near a side of hexagon, the inner side surface of the side of described projection (12) and collar (13) is the plane of inclination, and just in time matches with the inclined-plane (7a) of flange (7) in the plane of inclination of collar (13).
4. according to claim 1 or the 3 described tubing assembly that is tightly connected, it is characterized in that described projection (12) has 2 at least.
5. according to claim 1, the 2 or 3 described tubing assembly that is tightly connected, it is characterized in that described fastening piece can be an annular solid, or the buckling body of two hemizonids, or two hemizonids are connected through the hinge and are the structure of one, at the open two ends of fastening piece by screw and fixed by nut.
6. according to claim 1, the 2 or 3 described tubing assembly that is tightly connected, it is characterized in that described fastening piece is the hinge engaging structure that four semicylinders (10,11,101,111) butt joint forms, its open two ends are locked by set screw (15), the end has collar (13), and inwall has some projectioies (12).
CNB2003101225381A 2003-12-01 2003-12-11 Tubing seal and connection assembly Expired - Fee Related CN1293337C (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1020030086467A KR20040004243A (en) 2003-12-01 2003-12-01 Connection structure of tightener for pipes connecting socket
KR1020030086467 2003-12-01

Publications (2)

Publication Number Publication Date
CN1546896A CN1546896A (en) 2004-11-17
CN1293337C true CN1293337C (en) 2007-01-03

Family

ID=34374299

Family Applications (1)

Application Number Title Priority Date Filing Date
CNB2003101225381A Expired - Fee Related CN1293337C (en) 2003-12-01 2003-12-11 Tubing seal and connection assembly

Country Status (2)

Country Link
KR (1) KR20040004243A (en)
CN (1) CN1293337C (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2883951B1 (en) * 2005-04-04 2007-08-17 Yves Levivier COMPRESSION SLEEVE IN ELASTOMER WITHOUT BRIDLE AND WITHOUT WELDING TO MEET TWO SMOOTH TUBES
CN104565541B (en) * 2013-10-22 2018-02-27 珠海格力电器股份有限公司 Pipeline mounting bracket, assembly thereof and micro-channel heat exchanger mounting system
CN110159849A (en) * 2019-05-17 2019-08-23 梁志锐 A kind of pipeline chaining structure
CN119554490A (en) * 2025-01-24 2025-03-04 江苏金予管业有限公司 A connection structure between a metal pipe and a non-metal pipe

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1307671A (en) * 1998-06-29 2001-08-08 辛瓦苛股份有限公司 Vacuum tight coupling for tube sections
CN1381687A (en) * 2001-08-31 2002-11-27 昆山天星水暖有限公司 Connection assembly for pipes
CN1381686A (en) * 2001-08-31 2002-11-27 昆山天星水暖有限公司 Connection assembly for pipes
CN1415887A (en) * 2002-11-25 2003-05-07 孙仁中 Socket joint type pipe head
CN2584999Y (en) * 2002-11-25 2003-11-05 孙仁中 Spigot-and-socket pipe joint
CN2692462Y (en) * 2003-12-11 2005-04-13 昆山天星水暖有限公司 Pipe material sealing connecting component element

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4139224A (en) * 1977-07-13 1979-02-13 Jaffrey Fire Protection Company, Inc. Hose clamp for thin wall, high pressure fire hose
JPS60144716U (en) * 1984-03-07 1985-09-26 株式会社 金城電器製作所 Flexible wire cover tightening fixture
US4593942A (en) * 1984-07-16 1986-06-10 Hydrasearch Co., Inc. Coupling for thin-walled flexible hose
US4758029A (en) * 1987-06-12 1988-07-19 Aeroquip Corporation Segmented fitting for convoluted hose

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1307671A (en) * 1998-06-29 2001-08-08 辛瓦苛股份有限公司 Vacuum tight coupling for tube sections
CN1381687A (en) * 2001-08-31 2002-11-27 昆山天星水暖有限公司 Connection assembly for pipes
CN1381686A (en) * 2001-08-31 2002-11-27 昆山天星水暖有限公司 Connection assembly for pipes
CN2556452Y (en) * 2001-08-31 2003-06-18 昆山天星水暖有限公司 Tube connecting assembly
CN2556453Y (en) * 2001-08-31 2003-06-18 昆山天星水暖有限公司 Tube connecting assembly
CN1415887A (en) * 2002-11-25 2003-05-07 孙仁中 Socket joint type pipe head
CN2584999Y (en) * 2002-11-25 2003-11-05 孙仁中 Spigot-and-socket pipe joint
CN2692462Y (en) * 2003-12-11 2005-04-13 昆山天星水暖有限公司 Pipe material sealing connecting component element

Also Published As

Publication number Publication date
CN1546896A (en) 2004-11-17
KR20040004243A (en) 2004-01-13

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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