CN105074307A - Pipe joint having watertight structure - Google Patents
Pipe joint having watertight structure Download PDFInfo
- Publication number
- CN105074307A CN105074307A CN201380004631.4A CN201380004631A CN105074307A CN 105074307 A CN105074307 A CN 105074307A CN 201380004631 A CN201380004631 A CN 201380004631A CN 105074307 A CN105074307 A CN 105074307A
- Authority
- CN
- China
- Prior art keywords
- pipe
- gripping member
- diameter insertion
- capturing
- pipe joint
- 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.)
- Granted
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Classifications
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- 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
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L21/00—Joints with sleeve or socket
- F16L21/08—Joints with sleeve or socket with additional locking means
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- 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
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L19/00—Joints in which sealing surfaces are pressed together by means of a member, e.g. a swivel nut, screwed on or into one of the joint parts
- F16L19/08—Joints in which sealing surfaces are pressed together by means of a member, e.g. a swivel nut, screwed on or into one of the joint parts with metal rings which bite into the wall of the pipe
- F16L19/083—Joints in which sealing surfaces are pressed together by means of a member, e.g. a swivel nut, screwed on or into one of the joint parts with metal rings which bite into the wall of the pipe the longitudinal cross-section of the ring not being modified during clamping
- F16L19/086—Joints in which sealing surfaces are pressed together by means of a member, e.g. a swivel nut, screwed on or into one of the joint parts with metal rings which bite into the wall of the pipe the longitudinal cross-section of the ring not being modified during clamping with additional sealing means
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- 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
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L19/00—Joints in which sealing surfaces are pressed together by means of a member, e.g. a swivel nut, screwed on or into one of the joint parts
- F16L19/06—Joints in which sealing surfaces are pressed together by means of a member, e.g. a swivel nut, screwed on or into one of the joint parts in which radial clamping is obtained by wedging action on non-deformed pipe ends
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- 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
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L19/00—Joints in which sealing surfaces are pressed together by means of a member, e.g. a swivel nut, screwed on or into one of the joint parts
- F16L19/06—Joints in which sealing surfaces are pressed together by means of a member, e.g. a swivel nut, screwed on or into one of the joint parts in which radial clamping is obtained by wedging action on non-deformed pipe ends
- F16L19/065—Joints in which sealing surfaces are pressed together by means of a member, e.g. a swivel nut, screwed on or into one of the joint parts in which radial clamping is obtained by wedging action on non-deformed pipe ends the wedging action being effected by means of a ring
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- 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
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L37/00—Couplings of the quick-acting type
- F16L37/08—Couplings of the quick-acting type in which the connection between abutting or axially overlapping ends is maintained by locking members
- F16L37/084—Couplings of the quick-acting type in which the connection between abutting or axially overlapping ends is maintained by locking members combined with automatic locking
- F16L37/091—Couplings of the quick-acting type in which the connection between abutting or axially overlapping ends is maintained by locking members combined with automatic locking by means of a ring provided with teeth or fingers
Abstract
The present invention relates to a pipe joint having a watertight structure. The pipe joint includes: a coupling cap in which a hollow is formed so as to allow a pipe to pass therethrough; a grip means disposed so as to contact the inner surface of the coupling cap and passing the pipe; a hollow body, one end of which is coupled to the inner surface of the coupling cap in a state facing one end of the grip means; and an end coupling means coupled to the inner surface of the body so as to allow one end of the pipe to be inserted. The end coupling means includes an internal diameter insertion part coupled to the inner circumferential surface of the pipe using an internal o-ring that is disposed therebetween, an external diameter insertion part coupled to the outer circumferential surface of the pipe using an external o-ring that is disposed therebetween, and a connection part connecting an end of the internal diameter insertion part and an end of the external diameter insertion part to each other. The internal diameter insertion part has a length longer than that of the external diameter insertion part. An internal o-ring groove part, in which the internal o-ring is disposed, is formed in the internal diameter insertion part, and an external o-ring groove part, in which the external o-ring is disposed, is formed in the external diameter insertion part. Therefore, the pipe joint may completely seal the internal and external portions of the pipe so as to block perfusate from being introduced to the end of the pipe, thereby preventing the cut end of the pipe from being corroded and firmly fixing the pipe.
Description
Invention field
The present invention relates to a kind of pipe joint with waterproof construction, and more specifically, relate to a kind of pipe joint firmly sealing the flowing of the fluid of the end portion of the inside and outside intake channel of another pipe connected from it, thus prevent the corrosion of the nick end of described pipe and firmly fix described pipe.
Background technique
Generally speaking, as shown in Figure 1, pipe joint has such structure: pipe 1 and body 150 to be formed with capturing and holding means 120 by connecting cover 110 and contact, and the anti-fluid of O shape ring 140 be inserted between the external diameter of pipe 1 and body 150 is leaked.
Meanwhile, pipe 1 is divided into plastic conduit, metal tube and has the composite tube that synthetic resin covers metal tube form.When using metal tube or composite tube, the metallic member being exposed to the end portion 1a of Pipe Cutting (cutpipe) 1 fluid contact that flow interior with pipe 1, and therefore cause pipe to be corroded or metal ion is eluted to serious problems in fluid.
And conventional leakage protection structure adopts an O shape ring, but there is a problem in it, namely forms gap because elasticity reduces, and when long-time use during described O shape ring can cause leakage.
In addition, conventional capturing and holding means 120 is formed with toroidal with predetermined thickness, and it exists some problem: because the internal diameter of capturing and holding means 120 is not consistent, so grip is not enhanced, although connecting cover 110 is effectively connected to body 150; Also have when user's excessive compression and be rotatably connected lid 110 time, capturing and holding means 120 is out of shape.
Summary of the invention
Therefore, carry out the present invention and solve the problems referred to above existed in the prior art, and an object of the present invention is to provide a kind of pipe joint with waterproof construction, described pipe joint firmly seals the flowing of the fluid of the end portion of the inside and outside intake channel of another pipe connected from it, thus prevents the corrosion of the nick end of described pipe and firmly fix described pipe.
In order to realize above object, according to the present invention, provide a kind of pipe joint with waterproof construction, it comprises: connecting cover, its have be in wherein with allow pipe through hollow space; Capturing and holding means, described pipe passes wherein and it is mounted the inner faces contact with described connecting cover; Hollow body, under the state that described body is relative with the end portion of described capturing and holding means, its one end is connected to the inner face of described connecting cover; And end connection set, its be connected to described body inner face and with an end portion adaptation of described pipe, wherein said end connection set comprises: internal diameter insertion portion, its by be inserted in the inner circumferential surface of described pipe with between described internal diameter insertion portion in contact the inner circumferential surface that O shape ring is connected to described pipe; External diameter insertion portion, it is connected to the external peripheral surface of described pipe by the outer contacting O shape ring be inserted between the external peripheral surface of described pipe and described external diameter insertion portion; And attachment portion, it is connected to each other for making the end portion of the end portion of described internal diameter insertion portion and described external diameter insertion portion, and described internal diameter insertion portion is longer than described external diameter insertion portion, and wherein said internal diameter insertion portion has described interior contact O shape ring interior contact O shape ring groove mounted thereto, and described external diameter insertion portion has described outer contacting O shape ring outer contacting O shape ring groove mounted thereto.
Described capturing and holding means comprises the gap formed by cutting in a circumferential direction in side.
Described capturing and holding means comprises the slit of multiple gap-forming in a circumferential direction.
Described capturing and holding means comprises: interior contact noggin piece, and it comprises the gripping member interior contact groove being formed in its end portion part-conical shape in a circumferential direction; Board-like gripping member, contacts groove in its side and described gripping member and contacts; And outer contacting noggin piece, it is inserted in to contact groove in described gripping member relative under state therebetween at described board-like gripping member, and described outer contacting noggin piece has the gripping member outer contacting groove being formed in its end portion and contacting with described gripping member outer contacting groove to make the opposite side of described board-like gripping member.
Described board-like gripping member comprises the flexuose of inwardly giving prominence to from its inner circumference and grasps blade.
Described capturing and holding means comprises: with the noggin piece of the inner faces contact of described connecting cover; And be integrally formed and inwardly outstanding board-like gripping member with described noggin piece.
Described board-like gripping member comprises the flexuose of inwardly giving prominence to from its inner circumference and grasps blade.
Described board-like gripping member and described noggin piece are by inserting injection moulding or being integrally formed by intermetallic composite coating or metal forming.
Described multiple board-like gripping member is formed on the longitudinal direction of described pipe.
Firmly can seal the pipe joint of the flowing of the fluid of the end portion of the inside and outside intake channel of another pipe connected from it according to the pipe joint with waterproof construction of the preferred embodiments of the invention, thus prevent the corrosion of the nick end of described pipe and firmly fix described pipe.
And, the described capturing and holding means with the pipe joint of waterproof construction according to the preferred embodiments of the invention has by cutting in side and the slit of the gap of opening and being formed and/or gap-forming in a circumferential direction, to make when described connecting cover is threaded with described body, described capturing and holding means is extruded in radial directions and is out of shape and extrudes described pipe, thus increases the grip of described pipe more.
In addition, described capturing and holding means has the grasping be formed on its inner circumferential surface to be given prominence to and board-like gripping member, the grip of described pipe can be increased to make described pipe joint and prevent described pipe to be easily separated with described body, because it is easy for making described pipe be inserted in described body, but it is difficult that described pipe is separated with described body.
In addition, described board-like gripping member has the excircle partly grasping described pipe and the grasping blade contacted with the whole excircle of described pipe, the crackle of described pipe and cut can be minimized to make described pipe joint.
In addition, because described supporting member is inserted between described capturing and holding means and described O shape ring, described pipe joint can prevent described O shape ring from moving on the longitudinal direction of described pipe, and because described O shape ring is compressed into described body, described pipe joint enhances sealability.
Accompanying drawing explanation
Above and other object of the present invention, feature and advantage, become apparent passing through below in conjunction with the detailed description of the of the present invention described preferred embodiment of accompanying drawing, wherein:
Fig. 1 is the roughly cross sectional view of conventional pipe joint.
Fig. 2 is the longitudinal cross-section view with the pipe joint of waterproof construction according to first preferred embodiment of the present invention.
Fig. 3 is the perspective exploded view with the pipe joint of waterproof construction according to first preferred embodiment of the present invention.
Fig. 4 is the exploded cross-sectional perspective view with the pipe joint of waterproof construction according to first preferred embodiment of the present invention.
Fig. 5 illustrates the perspective view with another embodiment of the pipe joint of waterproof construction according to first preferred embodiment of the present invention.
Fig. 6 is the longitudinal cross-section view with the pipe joint of waterproof construction according to second preferred embodiment of the present invention.
Fig. 7 is the perspective exploded view with the pipe joint of waterproof construction according to second preferred embodiment of the present invention.
Fig. 8 is the exploded cross-sectional perspective view with the pipe joint of waterproof construction according to second preferred embodiment of the present invention.
Fig. 9 illustrates the perspective view with the capturing and holding means of the pipe joint of waterproof construction according to second preferred embodiment of the present invention.
Figure 10 illustrates the perspective view with the capturing and holding means of the pipe joint of waterproof construction according to the 3rd preferred embodiment of the present invention.
Figure 11 illustrates the perspective view with another embodiment of the capturing and holding means of the pipe joint of waterproof construction according to the 3rd preferred embodiment of the present invention.
Embodiment
Hereinafter with reference to Fig. 2 to Figure 11, the preferred embodiments of the invention are being described in detail.
(embodiment 1)
Fig. 2 to Fig. 5 illustrates the pipe joint with waterproof construction according to first preferred embodiment of the present invention.
As shown in drawings, the pipe joint with waterproof construction according to first preferred embodiment of the present invention comprises: connecting cover 10, its have be in wherein with the hollow space allowing pipe 1 to pass; Capturing and holding means 20, pipe 1 passes wherein and it is mounted the inner faces contact with connecting cover 10; Hollow body 50, under the state that body 50 is relative with the end portion of capturing and holding means 20, its one end is connected to the inner face of connecting cover 10; And end connection set 30, its be connected to body 50 inner face and with an end portion adaptation of pipe 1.
Body 50 has the male thread portion 51 in the external peripheral surface part being formed in body 50 part, and connecting cover 10 has the female thread portion 11 be formed on its inner face, body 50 and connecting cover 10 is made to be linked together by male thread portion 51 and being threaded of female thread portion 11 like this.
The external peripheral surface of capturing and holding means 20 is formed with part-conical shape and the inner circumferential surface of connecting cover 10 is also formed with part-conical shape, to make when capturing and holding means 20 is connected with connecting cover 10, the inner circumferential surface of capturing and holding means 20 and the external peripheral surface close contact of pipe 1.
Preferred embodiment according to the present invention, in order to prevent the corrosion caused during the nick end part contact when fluid and pipe 1, the described end portion to pipe 1 is provided for the end connection set 30 providing robust seal performance.
End connection set 30 is made up of metallic material, and comprises: extend to predetermined length with the internal diameter insertion portion 31 of the cylindrical shape be connected with the inner circumferential surface of pipe 1; Extend to predetermined length with the external diameter insertion portion 32 of the cylindrical shape be connected with the external peripheral surface of pipe 1; And the attachment portion 33 for making the end portion of the end portion of internal diameter insertion portion 31 and external diameter insertion portion 32 be connected to each other.
In this case, internal diameter insertion portion 31 has one or more interior contact O shape ring groove 311 be formed on its external peripheral surface, and interior contact O shape ring 312 inserts and joins in interior contact O shape ring groove 311.External diameter insertion portion 32 has one or more outer contacting O shape ring groove 321 be formed on its external peripheral surface, and outer contacting O shape ring 322 inserts and joins in outer contacting O shape ring groove 321.
Interior contact O shape ring 312 space be sealed between the inner circumferential surface of pipe 1 and internal diameter insertion portion 31 is leaked to prevent the fluid from pipe 1, and the space that outer contacting O shape ring 322 is sealed between body 50 and external diameter insertion portion 32 is incorporated in O shape ring 40 along the inner circumferential surface of body 50 to prevent described fluid.
Internal diameter insertion portion 31 is longer than external diameter insertion portion 32 to increase the sealability not having pipe 1 inside of O shape ring 40.
If because fluid be discharged and pipe 1 may body 50 and connecting cover 10 inside move and shake and there is gap in the inside of body 50 and connecting cover 10, then need prevent here thing generation structure.
That is, moving to prevent pipe 1, alleviating pipe 1 and shake and reinforced pipe 1 sealability, between outside the inner face and pipe 1 of connecting cover 10, in addition capturing and holding means 20 is installed.
Capturing and holding means 20 contacts with the pipe 1 by center, to prevent the separation of pipe 1.
The end portion of external diameter insertion portion 32 and the end portion of capturing and holding means 20 toward each other, and are arranged between the end portion of external diameter insertion portion 32 and the end portion of capturing and holding means 20 for the O shape ring 40 in the space outside sealed pipe 1 and between body 50.
And, between capturing and holding means 20 and O shape ring 40, arrange that supporting member 45 moves on the longitudinal direction of pipe 1 to prevent O shape ring 40 in addition, and by easily O shape ring 40 to be increased the sealability of O shape ring 40 to body 50 compression.
The described pipe joint with waterproof construction can manufacture such structure: when not having supporting member 45, capturing and holding means 20 directly contacts with O shape ring 40.
As shown in Figure 3, capturing and holding means 20 has the gap 25 by being formed in side cutting in a circumferential direction.
Meanwhile, as shown in Figure 5, capturing and holding means 20 can comprise the slit 25a of multiple gap-forming in a circumferential direction.
In addition, capturing and holding means 20 comprises multiple being formed on its inner circumferential surface and the grasping extended in a circumferential direction outstanding 201 further, and grasp outstanding 201 to be formed obliquely to project upwards in the side contrary with the detaching direction of pipe 1 on some or all internal surfaces of capturing and holding means 20, so that easy Inserting Tube 1 and be difficult to separator tube 1.
In order to increase attachment force when connecting cover 10 and body 50 are threaded each other, capturing and holding means 20 is cut or have slit 25a in side.When capturing and holding means 20 is extruded in radial directions and is out of shape, gap 25 narrows to increase grip.
Capturing and holding means 20 by homogenous material as synthetic resin material or metallic material are made.
As follows according to the Joining Technology of the pipe joint of first preferred embodiment of the present invention.
First, as shown in Figures 2 to 4, internal diameter insertion portion 31 is longer than external diameter insertion portion 32.Internal diameter insertion portion 31 has the interior contact O shape ring groove 311 that two are formed in its external peripheral surface, and external diameter insertion portion 32 has the outer contacting O shape ring groove 321 that two are formed in its external peripheral surface, and contact O shape ring 312 and two outer contacting O shape rings 322 in two to fit in respectively and interiorly contact on O shape ring groove 311 and outer contacting O shape ring groove 321, to form end connection set 30.
End connection set 30 is inserted into body 50 from the mode that body 50 projects upwards with internal diameter insertion portion 31.
After this, O shape ring 40 is inserted in body 50 in the mode contacted with end connection set 30.
Then, capturing and holding means 20 joins body 50 top to, and afterwards, connecting cover 10 rotates to partial cross section relative to the male thread portion 51 of described body, to keep a state of temporarily fixing.
Certainly, when capturing and holding means 20 is connected to body 50, the external peripheral surface of the capturing and holding means 20 formed with part-conical shape is corresponding with the inner circumferential surface of the connecting cover 10 formed with cone shape.
Then, the end portion of another pipe 1 to be connected is inserted through the hollow space of connecting cover 10.
Here, pipe 1 through connecting cover 10 is inserted into the internal diameter insertion portion 31 of end connection set 30 and external diameter insertion portion 32 to carry out surface contact with internal diameter insertion portion 31 and external diameter insertion portion 32, and then, the nick end part of pipe 1 continues to insert until formed with attachment portion 33 to be connected and contact.
After this, when the connection between connecting cover 10 and pipe 1 completes, fixed-direction rotates the connecting cover 10 being in temporary fixing state.That is, the female thread portion 11 of the lid 10 that is rotatably connected relative to the male thread portion 51 of body 50 in the clockwise direction, thus complete described pipe connecting structure.
As described above, time together with connecting cover 10 is threaded onto with body 50, because capturing and holding means 20 is extruded in radial directions and is out of shape, and extruded tube 1, which greatly increases the grip of pipe.
As described above, firmly waterproof construction is provided, to prevent from leaking at the fluid of Bottomhole pressure and preventing from flowing at the fluid of the outer flowing of pipe owing to contacting O shape ring 312 and outer contacting O shape ring 322, O shape ring 40 and capturing and holding means 20 in end connection set 30 according to the pipe joint of the preferred embodiments of the invention.
In addition, after described pipe joint installs completely, when the direction be separated at pipe 1 applies power, the grasping circumferentially outstanding 201 be formed on the inner circumferential surface of capturing and holding means 20 produces resistance forces.
Meanwhile, the outer contacting O shape ring 322 of end connection set 30 contacts with body 50 to stop pipe 1 to move on detaching direction, thus increases grip.
(embodiment 2)
Fig. 6 to Fig. 9 illustrates the pipe joint with waterproof construction according to second preferred embodiment of the present invention.
As shown in Figures 6 to 9, the structure adopted according to the pipe joint of second preferred embodiment of the present invention is the structure changing the capturing and holding means 20 according to first preferred embodiment in order to strengthen grip.
Board-like gripping member 22, interior contact noggin piece 23 and outer contacting noggin piece 21 is comprised according to the capturing and holding means 20 of second preferred embodiment.
The interior contact noggin piece 23 of part-conical shape comprises and is formed in contact groove 231 in its end portion gripping member circumferentially.
And have the board-like gripping member 22 of side formed with part-conical shape and be arranged in such a way in gripping member and contact on groove 231, namely side and the gripping member of board-like gripping member 22 are interior contacts groove 231 and contacts.
In addition, the gripping member outer contacting groove 211 being formed in outer contacting noggin piece 21 end portion with the opposite side of board-like gripping member 22 is together with to contact groove 231 in gripping member relative.
In addition, preferably gripping member 22, interior contact noggin piece 23 and outer contacting noggin piece 21 are cut respectively in side and are opened in a circumferential direction.Because when capturing and holding means 20 is extruded and is out of shape, gap 25 narrows, grip can be kept.
If capturing and holding means 20 is not cut in side and opens, when body 50 is connected with connecting cover 10, due to capturing and holding means 20 wrinkling or distortion because of the compressive strain of capturing and holding means 20, so grip declines fast.
Simultaneously, the capturing and holding means 20 comprising board-like gripping member 22, interior contact noggin piece 23 and outer contacting noggin piece 21 comprises multiple grasping outstanding 201 further, described multiple grasping is given prominence to 201 and is formed on the inner circumferential surface of interior contact noggin piece 23 and/or outer contacting noggin piece 21, and extends to increase the grip of pipe 1 in a circumferential direction.
Specifically, the grasping of capturing and holding means 20 is given prominence to 201 and is given prominence in the direction surface thereof contrary with the detaching direction of pipe 1, makes like this to be easy to Inserting Tube 1 and is difficult to separator tube 1.
Therefore, except gripping member 22, grasp outstanding 201 and grasp the external peripheral surface of pipe 1 to increase grip more.
And the flexuose that gripping member 22 comprises the grip of inwardly giving prominence to increase pipe 1 more from its inner circumference further grasps blade 22B (see Fig. 9 a).
In addition, when grasping blade 22B and partly grasping the excircle of pipe 1, gripping member 22 contacts the crackle of pipe 1 and cut to be minimized with the whole excircle of pipe 1.
Multiple gripping member 22 can be formed (see Fig. 9 b) on the longitudinal direction of pipe 1.
In addition, as shown in Fig. 8 and 9 (b), one or more board-like gripping member 22 can be integrally formed with the interior noggin piece 23 that contacts, and remaining part can have by with the structure contacting groove 231 in gripping member and connect.
Here, board-like gripping member 22 and the interior noggin piece 23 that contacts are by inserting injection moulding or being integrally formed by intermetallic composite coating or metal forming.
(embodiment 3)
Figure 10 and Figure 11 shows another embodiment of the capturing and holding means 20 with the pipe joint of waterproof construction according to the 3rd preferred embodiment of the present invention.
Here, capturing and holding means 20 has interior contact noggin piece 23 and the outer contacting noggin piece 21 of shaping integral with one another, and comprises and the noggin piece 20A of the interior side contacts of connecting cover 10 and board-like gripping member 22A outstanding on noggin piece 20A inner circumference.
Board-like gripping member 22A is made up of metallic material, and noggin piece 20A is made up of synthetic resin material, and board-like gripping member 22A and noggin piece 20A does not use any assembling process integrally manufactured by inserting injection moulding.
Or noggin piece 20A and capturing and holding means 20 are made into integration by metallic material by intermetallic composite coating (Metal Cutting) or metal forming (ripple processing or die casting).
In addition, gripping member 22A comprises from its inner circumference inwardly outstanding with the flexuose of the grip increasing pipe 1 more grasping blade 22B further.
And when grasping blade 22B and partly grasping the excircle of pipe 1, gripping member 22A contacts with the whole excircle of pipe 1, the crackle of pipe 1 and cut to be minimized.
In addition, there are the multiple gripping member 22A grasping blade 22B to be formed on the longitudinal direction of pipe 1.
Certainly, as shown in figure 11, gripping member 22 and noggin piece 20A can have multiple slit 25a of the gap 25 and gap-forming in a circumferential direction formed by cutting in a circumferential direction in side respectively.
Structure and the operation of other structure and operation and first preferred embodiment of the present invention and second preferred embodiment are same or analogous, will omit the detailed description to them.
Meanwhile, first preferred embodiment according to the present invention is to the 3rd preferred embodiment, the capturing and holding means 20 of described pipe joint has and cuts in a circumferential direction in side and the gap 25 formed, or have gap 25 and slit 25a, but capturing and holding means 20 only can have slit 25a and very close to each other 25.
That is, even if capturing and holding means 20 only has slit 25a, when be threaded described connecting cover 10 time, capturing and holding means 20 also can fully flexibly shrink, so gap 25 can be omitted.
Although specifically illustrate with reference to exemplary of the present invention and describe the present invention, but those of ordinary skill in the art should understand, can make various change and amendment to the present invention when not departing from technical concept of the present invention and scope, and this kind of change and amendment belong to claim of the present invention.
Claims (9)
1. have a pipe joint for waterproof construction, it comprises:
Connecting cover, its have be in wherein with allow pipe through hollow space;
Capturing and holding means, described pipe passes wherein and it is mounted the inner faces contact with described connecting cover;
Hollow body, under the state that described body is relative with the end portion of described capturing and holding means, its one end is connected to the described inner face of described connecting cover; And
End connection set, its be connected to described body described inner face and with an end portion adaptation of described pipe,
Wherein said end connection set comprises: internal diameter insertion portion, its by be inserted in the inner circumferential surface of described pipe with between described internal diameter insertion portion in contact the described inner circumferential surface that O shape ring is connected to described pipe; External diameter insertion portion, it is connected to the described external peripheral surface of described pipe by the outer contacting O shape ring be inserted between the external peripheral surface of described pipe and described external diameter insertion portion; And attachment portion, it is connected to each other for making the end portion of the end portion of described internal diameter insertion portion and described external diameter insertion portion, and described internal diameter insertion portion is longer than described external diameter insertion portion, and
Wherein said internal diameter insertion portion has described interior contact O shape ring interior contact O shape ring groove mounted thereto, and described external diameter insertion portion has described outer contacting O shape ring outer contacting O shape ring groove mounted thereto.
2. pipe joint according to claim 1, wherein said capturing and holding means comprises the gap formed by circumferentially cutting outside in side.
3. pipe joint according to claim 1 and 2, multiple slits of circumferentially gap-forming described in wherein said capturing and holding means is included in.
4. pipe joint according to claim 2, wherein said capturing and holding means comprises:
Interior contact noggin piece, it comprise be formed in its end portion in the gripping member of described part-conical shape circumferentially, contact groove;
Board-like gripping member, contacts groove in its side and described gripping member and contacts; And
Outer contacting noggin piece, it is inserted in to contact groove in described gripping member relative under state therebetween at described board-like gripping member, and described outer contacting noggin piece has the gripping member outer contacting groove being formed in its end portion and contacting with described gripping member outer contacting groove to make the opposite side of described board-like gripping member.
5. pipe joint according to claim 4, wherein said board-like gripping member comprises the flexuose of inwardly giving prominence to from its inner circumference and grasps blade.
6. pipe joint according to claim 2, wherein said capturing and holding means comprises:
Noggin piece, it contacts with the described inner face of described connecting cover; And
Board-like gripping member, itself and described noggin piece are integrally formed and inwardly give prominence to.
7. pipe joint according to claim 6, wherein said board-like gripping member comprises the flexuose of inwardly giving prominence to from inner circumference described in it and grasps blade.
8. the pipe joint according to claim 6 or 7, wherein said board-like gripping member and described noggin piece are by inserting injection moulding or being integrally formed by intermetallic composite coating or metal forming.
9., according to the pipe joint in claim 4 to 7 described in, wherein said multiple board-like gripping member is formed on the longitudinal direction of described pipe.
Applications Claiming Priority (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR10-2012-0142792 | 2012-12-10 | ||
| KR20120142792 | 2012-12-10 | ||
| KR10-2013-0053934 | 2013-05-13 | ||
| KR1020130053934A KR101338185B1 (en) | 2012-12-10 | 2013-05-13 | Pipe connector with the watertight compartment |
| PCT/KR2013/011107 WO2014092371A1 (en) | 2012-12-10 | 2013-12-03 | Pipe joint having watertight structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105074307A true CN105074307A (en) | 2015-11-18 |
| CN105074307B CN105074307B (en) | 2017-02-22 |
Family
ID=49987559
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201380004631.4A Active CN105074307B (en) | 2012-12-10 | 2013-12-03 | Pipe joint having watertight structure |
Country Status (3)
| Country | Link |
|---|---|
| KR (1) | KR101338185B1 (en) |
| CN (1) | CN105074307B (en) |
| WO (1) | WO2014092371A1 (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101870214B1 (en) | 2016-08-08 | 2018-06-22 | (주)준성이엔씨 | Pipe connecting assembly |
| KR102181354B1 (en) * | 2019-12-13 | 2020-11-20 | 주식회사 정상산업 | Prefabricated pipe device |
| CN114731929B (en) * | 2022-04-12 | 2023-11-24 | 银川润泽源节水科技有限公司 | Drip irrigation pipe convenient to connect |
| KR20240020075A (en) | 2022-08-05 | 2024-02-14 | 주식회사 새롬테크 | Connecting structure of pipe |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2292958Y (en) * | 1997-04-23 | 1998-09-30 | 王新平 | Quick mounting-and-dismounting mouthpiece joint |
| CN1259195A (en) * | 1997-04-15 | 2000-07-05 | 斯瓦戈洛克公司 | Ferrule with relief to reduce galling |
| JP2001082655A (en) * | 1999-09-17 | 2001-03-30 | Taiheiyo Tokushu Chuzo Kk | Electrically insulated pipe joint |
| CN1390285A (en) * | 1999-09-13 | 2003-01-08 | 斯瓦戈洛克公司 | Tube fitting with indicating means |
| WO2006126774A1 (en) * | 2005-04-23 | 2006-11-30 | Andong Zion Foudation Of Social Welfare Facilities | Holder for pipe fittings |
| CN102330723A (en) * | 2010-07-13 | 2012-01-25 | 新秩序投资119股份有限公司 | Pipe fitting |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR200390468Y1 (en) * | 2005-04-23 | 2005-07-21 | 사회복지법인 안동 시온재단 | The widen-holder for pipes connection |
| KR200409053Y1 (en) * | 2005-08-30 | 2006-02-20 | 유현상 | A pipe holding device |
-
2013
- 2013-05-13 KR KR1020130053934A patent/KR101338185B1/en active IP Right Grant
- 2013-12-03 WO PCT/KR2013/011107 patent/WO2014092371A1/en active Application Filing
- 2013-12-03 CN CN201380004631.4A patent/CN105074307B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1259195A (en) * | 1997-04-15 | 2000-07-05 | 斯瓦戈洛克公司 | Ferrule with relief to reduce galling |
| CN2292958Y (en) * | 1997-04-23 | 1998-09-30 | 王新平 | Quick mounting-and-dismounting mouthpiece joint |
| CN1390285A (en) * | 1999-09-13 | 2003-01-08 | 斯瓦戈洛克公司 | Tube fitting with indicating means |
| JP2001082655A (en) * | 1999-09-17 | 2001-03-30 | Taiheiyo Tokushu Chuzo Kk | Electrically insulated pipe joint |
| WO2006126774A1 (en) * | 2005-04-23 | 2006-11-30 | Andong Zion Foudation Of Social Welfare Facilities | Holder for pipe fittings |
| CN102330723A (en) * | 2010-07-13 | 2012-01-25 | 新秩序投资119股份有限公司 | Pipe fitting |
Also Published As
| Publication number | Publication date |
|---|---|
| KR101338185B1 (en) | 2013-12-09 |
| CN105074307B (en) | 2017-02-22 |
| WO2014092371A1 (en) | 2014-06-19 |
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