CN1182180A - New-type pipe joint - Google Patents
New-type pipe joint Download PDFInfo
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- CN1182180A CN1182180A CN 96107682 CN96107682A CN1182180A CN 1182180 A CN1182180 A CN 1182180A CN 96107682 CN96107682 CN 96107682 CN 96107682 A CN96107682 A CN 96107682A CN 1182180 A CN1182180 A CN 1182180A
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Abstract
The pipe joint of the present invention is one improved design of patents No.92218899.8 and No.93223807.6 of the present patentee and is developed to replace available screwed joint and flanged joint. The joint, including straight fone, bending one and tee one, consists of braking sleeve, braking pin, braking raised sleeve, sealing sleeve, coil, bend body and T body as well as screw bolt and nut. It is better and cheaper than available ones in the said patents.
Description
The present invention: New-type pipe joint, it is a kind of pipe joint, being widely used in the pipeline connection area in human lives, production, the traffic, is the design of improvement once more of my patent 92218899.8 and 93223807.6, is the up-to-date development that replaces existing inipple and flanged joint.
The connecting means of existing pipe coupling, widely used have two kinds, a kind of is to link to each other with the internal thread of pipe coupling behind the sealing material that twines raw meal belt and so on the outside thread of pipe end, this connecting means, need at the pipe end threading, install, keep in repair cumbersomely, leakage phenomenon easily takes place in the joint.Another kind is respectively to be inserted in a method indigo plant at two pipe ends, respectively is inserted in a packing ring again, and packing ring is freezed outside pipe end on the garden, then between two packing rings, put seal washer,, progressively two packing rings are driven two pipelines and clamp seal washer by the attachment hole on the method basket with many bolt and nuts, reach the purpose that is tightly connected, this connecting means, install, bother more during maintenance, the joint sealing life-span is short, easily leak, worse is that consumptive material is many, installation, maintenance is very uneconomical.
The purpose of this invention is to provide a kind of novel pipe coupling design proposal, it neither needs in the pipe end machining screw, with being threaded, do not need again at the pipe end packing ring that freezes, the blue clamping of usage connects, but a kind of simple in structure, mounting or dismounting, easy to maintenance, sealing for tubing joints, withstand voltage better, make easier, the new design of long service life.
Recent design scheme of the present invention is: New-type pipe joint has types such as straight joint, elbow connection, tee union equally.
Straight joint of the present invention has two structures identical or slightly different (one 's stretch to take the hole be unthreaded hole, another is a screw) brake casing, two sealing volumes, and a Sealed casing pipe, several clamping screws or Xiao Ding, bolt, nut are formed.Its brake casing endoporus cooperates with the outer garden of pipeline, there is size at the Wai Yuan two ends, big outer garden end directly upwards has to stretch to be taken, stretch and take number, according to outer garden diameter of pipeline and working pressure size, greatly then many, little then few, stretch and costed unthreaded hole or screw, stretching the both sides of taking the hole, from stretch take outside garden garden end face outside little diagonal rib is arranged, interior bore ends has recessed shoulder, recessed shoulder hole cooperates with sealing outer garden of volume and the outer garden of Sealed casing pipe, recessed shoulder has vertical plane shape and two kinds of shapes of chamfering shape, cooperates with the sealing volume, and little outer garden end tube wall has whole garden shape and axially stretches and take two kinds of shapes of shape, screw or unthreaded hole are arranged on the tube wall, the hole number is according to pipe diameter size and working pressure size, greatly then many, little then few, be furnished with clamping screw or Xiao Ding in the hole.Its outer garden of sealing volume cooperates with the recessed shoulder hole of brake casing, endoporus cooperates with the outer garden of pipeline, both ends of the surface have vertical plane shape and two kinds of shapes of chamfering shape, cooperate with the recessed shoulder and the Sealed casing pipe end face of brake casing respectively, make with material with certain elasticity or plasticity, that different use occasions, this type of material also should have respectively is acidproof, alkaline-resisting, oil resistant, heatproof, performance such as corrosion-resistant.The outer garden of its Sealed casing pipe cooperates with the recessed shoulder hole of brake casing, and endoporus cooperates with the outer garden of pipeline, and both ends of the surface have vertical plane shape and two kinds of shapes of interior chamfering shape, cooperate with the sealing volume.Its clamping screw or Xiao Ding, the jagged groove of screw one end, the other end has shoulder, and Xiao Ding one end is a vertical plane, and the other end has shoulder, uses high strength, has the material of corrosion resistant performance such as stainless steel etc. and makes.Its bolt is a hexagon socket head cap screw, and diameter is greatly then big according to pipe diameter size and working pressure size, little then little, and takes the hole with stretching of brake casing and cooperate.Its nut is joined with the bolt spiral shell for the standard outer-hexagonal nut of thickness H thickening, makes with material with corrosion resistant performance such as stainless steel etc.When this straight joint uses, use special tool, outside two pipe ends, process notch on certain position, garden, the notch degree of depth, according to pipe wall thickness, thick then dark, Bao Ze is shallow, the notch number is according to pipe diameter size and working pressure size, greatly then many, little then few, after notch processes, respectively two brake casings are inserted in earlier on the outer garden of two pipelines, and clamping screw or Xiao Ding allocated in each corresponding notch of two pipelines from the brake casing pipe tap, after making it to fix, again two sealing volumes are inserted in respectively on the outer garden of two pipelines, be pressed into simultaneously in the recessed shoulder of the brake casing hole, again Sealed casing pipe is inserted in respectively simultaneously on the outer garden of two pipe ends and in the recessed shoulder of the brake casing hole, at last hexagon socket head cap screw is stretched into two braking sleeve pipes and stretch accordingly and take in the hole, screw with outer-hexagonal nut and each hexagon socket head cap screw, when screwing, two braking sleeve pipes drive two pipelines to middle displacement, and Sealed casing pipe is done inside and outside the slip, cause the close sleeve pipe compression seal volume of two braking sleeve pipes and sealing, make sealing roll up tensioner to all the winds, thereby reach sealing purpose.
Elbow connection of the present invention has a curved head body, two braking convex shoulder sleeve pipes, and two sealing volumes, several clamping screws or Xiao Ding, bolt, nut are formed.Its curved head body two ends endoporus cooperates with the outer garden of pipeline, interior bore ends has recessed shoulder, recessed shoulder hole cooperates with the outer garden of convex shoulder of sealing outer garden of volume and braking convex shoulder sleeve pipe, recessed shoulder has vertical plane shape and two kinds of shapes of chamfering shape, cooperate with sealing volume, the garden directly upwards has to stretch and takes outside the curved head body two ends, stretches and has costed unthreaded hole or screw, stretching the both sides of taking the hole, from stretch take outside garden outside curved head body is little, garden diagonal rib is arranged.Its system convex shoulder cover pipe orifice cooperates with the outer garden of pipeline, there is size at the Wai Yuan two ends, end outer garden in big outer garden directly extends upwardly takes, stretch and take number, stretch with curved head body that to take number corresponding, stretch and costed unthreaded hole, stretching the both sides of taking the hole, from stretch take outside garden garden end face outside little diagonal rib is arranged, end face has convex shoulder, the outer garden of convex shoulder cooperates with the recessed shoulder hole of curved head body, the convex shoulder end face has vertical plane shape and two kinds of shapes of interior chamfering shape, cooperate with the sealing volume, little outer garden end tube wall has whole garden shape and axially stretches and take two kinds of shapes of shape, and screw or unthreaded hole are arranged on the tube wall, the hole number is according to pipe diameter size and working pressure size, greatly then many, little then few, be furnished with clamping screw or Xiao Ding in the hole.Its sealing volume structure and material capability, and bolt, nut structure are all identical with the used sealing volume of straight joint, bolt, nut.When this elbow connection uses, on certain position, two pipeline Wai Yuan ends, process notch with special tool equally, processing situation when the processing situation is used with straight joint is identical, after notch processes, respectively two braking convex shoulder sleeve pipes are inserted on the outer garden of two pipelines earlier, and clamping screw or Xiao Ding allocated in each corresponding notch of two pipelines from braking convex shoulder sleeve pipe pipe tap, after making it to fix, again two sealing volumes are inserted in respectively on the outer garden of two pipelines, be pressed into simultaneously in the recessed shoulder hole at curved head body two ends, at last hexagon socket head cap screw is stretched into braking convex shoulder sleeve pipe and curved head body and stretch accordingly and take in the hole, screw with each hexagon socket head cap screw respectively with the outer-hexagonal nut, when screwing, two braking convex shoulder sleeve pipes drive pipeline separately, to the curved head body displacement, cause braking convex shoulder sleeve pipe and curved head body compression seal volume, reach the tensioner sealing purpose.
Tee union of the present invention has a three-way body, three braking convex shoulder sleeve pipes, three sealing volumes, and several clamping screws or Xiao Ding, bolt, nut are formed.The structure of its three-way body three ends is identical with above curved head body end construction, three braking convex shoulder sleeve pipes and three sealing volumes and the situation that is connected when using all with the relevant structure of elbow connection during with use to be connected situation identical.
Also have some explanation in addition:
1, above specification and following examples are the using process explanation of using outer chamfering shape sealing volume, use other to be A among Fig. 4 by part
1, B
1, C
1, D
1, E
1, F
1, G, H
1, S
1, when using vertical plane shape sealing volume, then use other to be A among Fig. 4 by part
2, B
2, C
2, D
2, E
2, F
2, G, H
2, S
2,
2, used nut in above specification and following examples is at relevant brake casing and curved head body, and stretching on the three-way body taken when the hole is unthreaded hole and used, and when being screw, then needn't use nut, gets final product and directly with hexagon socket head cap screw screw is screwed.
3, each brake casing and braking convex shoulder sleeve pipe in above specification and following examples, the hole is taken in stretching on screw on the end tube wall of little outer garden or unthreaded hole and the big outer garden end, they should be corresponding one by one in brake casing and the radial position of braking convex shoulder sleeve pipe, and promptly the garden round angle of their center lines should correspondingly equate.
The invention will be further described below in conjunction with drawings and Examples.
Fig. 1: straight joint.
1a, 1b: pipeline.2a, 2b: brake casing.3a, 3b; Clamping screw and Xiao Ding.4a, 4b; The sealing volume.5: Sealed casing pipe.6: bolt.7: nut.
Fig. 2: elbow connection.
1a, 1b: pipeline.2: curved head body.3a, 3b; Braking convex shoulder sleeve pipe.4a, 4b (this part drawing is not analysed and observe): sealing volume.5a, 5b: clamping screw or Xiao Ding.6: bolt.7: nut.
Fig. 3: tee union.
1a, 1b, 1c: pipeline.2: three-way body.3a, 3b, 3c: braking convex shoulder sleeve pipe.4a, 4b, 4c (4b, two drawings of 4c are not analysed and observe): sealing volume.5a, 5b, 5c, (5b, two drawings of 5c are not analysed and observe): clamping screw or Xiao Ding.6; Bolt.7; Nut.
Fig. 4: part schematic representation in addition.
A
1: brake casing (whole garden shape and recessed shoulder chamfering shape).A
2: brake casing (whole garden shape and recessed shoulder vertical plane shape).
B
1: brake casing (stretch and take shape and recessed shoulder chamfering shape).B
2: brake casing (stretch and take shape and recessed shoulder vertical plane shape).
C
1: braking convex shoulder sleeve pipe (chamfering shape in whole garden shape and the convex shoulder).C
2: braking convex shoulder sleeve pipe (whole garden shape and convex shoulder vertical plane shape).
D
1: braking convex shoulder sleeve pipe (stretch and take chamfering shape in shape and the convex shoulder).D
2: braking convex shoulder sleeve pipe (stretch and take shape and convex shoulder vertical plane shape).
E
1: Sealed casing pipe (chamfering shape in the end face).E
2: Sealed casing pipe (end face vertical plane shape).
F
1: sealing volume (the outer chamfering shape of end face).F
2: sealing volume (end face vertical plane shape).
G: clamping screw and Xiao Ding
H
1: curved head body (recessed shoulder chamfering shape).H
2: curved head body (recessed shoulder vertical plane shape).
S
1Three-way body (recessed shoulder chamfering shape).S
2: three-way body (recessed shoulder vertical plane shape).
Embodiment 1:
When the straight joint (see figure 1) is used, after processing notch on certain position, special tool garden outside the end of pipeline 1a and 1b, brake casing 2a and 2b are inserted in respectively outside the end of pipeline 1a and 1b on the garden, with clamping screw or Xiao Ding 3a and 3b outside the brake casing pipe tap is allocated pipeline 1a and 1b end in the corresponding notch in garden, volume 4a and 4b be will seal and pipeline 1a and 1b end Wai Yuan will be inserted in respectively, be pressed into simultaneously in the recessed shoulder hole of brake casing 2a and 2b, Sealed casing pipe 5 one ends are inserted in the recessed shoulder hole in garden and brake casing 2a outside the end of pipeline 1a, the other end is inserted in the recessed shoulder hole in garden and brake casing 2b outside the end of pipeline 1b, bolt 6 is stretched into brake casing 2a and 2b to be stretched accordingly and takes in the unthreaded hole, screw with nut 7 and bolt 6, when screwing, brake casing 2a drives pipeline 1a, brake casing 2b drives pipeline 1b to middle displacement, simultaneously Sealed casing pipe 5 is done inside and outside the slip, thus compression seal volume 4a and 4b, make sealing roll up tensioner to all the winds, reach sealing purpose.
Embodiment 2:
When the elbow connection (see figure 2) is used, after outside the end of pipeline 1a and 1b, processing notch on certain position, garden, convex shoulder sleeve pipe 3a and 3b be will brake and pipeline 1a and 1b end Wai Yuan will be inserted in respectively, clamping screw or Xiao Ding 5a and 5b are allocated into outside pipeline 1a and the 1b end in the corresponding notch in garden from braking convex shoulder sleeve pipe pipe tap, two sealing volume 4a and 4b are inserted in the end Wai Yuan of pipeline 1a and 1b respectively, pipeline 1a is inserted in an end endoporus of curved head body 2, to seal volume 4a simultaneously is pressed in the recessed shoulder of the end hole of curved head body 2, pipeline 1b is inserted in this other end endoporus of 2 of elbow, to seal volume 4b simultaneously is pressed in the recessed shoulder of the other end hole of curved head body 2, bolt 6 being stretched into corresponding the stretching of an end of braking convex shoulder sleeve pipe 3a and curved head body 2 takes in the hole, screw with nut 7 and bolt 6, corresponding the stretching of the other end of bolt 6 being stretched into braking convex shoulder sleeve pipe 3b and curved head body 2 taken in the hole equally, screw with nut 7 and bolt 6, when screwing, braking convex shoulder sleeve pipe 3a, 3b drives pipeline 1a respectively, 1b, to curved head body 2 displacements, make braking convex shoulder sleeve pipe 3a, 3b and curved head body 2 compression seals volume 4a, 4b, make sealing roll up tensioner to all the winds, thereby reach sealing purpose.
Embodiment 3:
When the tee union (see figure 3) is used, because the structure of the structure of three-way body three ports and three braking convex shoulder sleeve pipes and three sealing volumes, all identical with corresponding each bilge construction of above elbow connection, so it is identical to the use condition of the connection use of pipeline and elbow connection.
Claims (14)
1, the present invention: New-type pipe joint is a pipe joint, and the pipeline that is used for human lives, production, traffic connects, and it is characterized in that: straight joint is made up of brake casing, clamping screw or Xiao Ding, Sealed casing pipe, sealing volume, bolt, nut.Elbow connection has curved head body, braking convex shoulder sleeve pipe, and clamping screw or Xiao Ding, sealing volume and bolt, nut are formed.Tee union has three-way body, braking convex shoulder sleeve pipe, clamping screw or Xiao Ding, and sealing volume and bolt, nut are formed.
2, according to the said New-type pipe joint of claim 1, it is characterized in that: there is size at brake casing Wai Yuan two ends, big outer garden end endoporus has recessed shoulder, recessed shoulder has chamfering shape and two kinds of shapes of vertical plane shape, outer garden directly upwards has to stretch takes, and stretches and has costed unthreaded hole or screw, and little outer garden end tube wall has whole garden shape and axially stretches and take two kinds of shapes of shape, screw or unthreaded hole are arranged on the tube wall, be furnished with clamping screw or Xiao Ding in the hole.
3, according to claim 1 or 2 said New-type pipe joints, it is characterized in that: brake casing is stretched and is taken the both sides, hole, from stretch take outside garden garden end face outside little diagonal rib is arranged.
4, according to claim 1 or 2 said New-type pipe joints, it is characterized in that: clamping screw or Xiao Ding, the jagged groove of screw one end, the other end has shoulder, and Xiao Ding one end is a vertical plane, and the other end has shoulder.
5, according to claim 1 or 4 said New-type pipe joints, it is characterized in that: clamping screw or Xiao Ding, with high strength and have the material of corrosion resistant performance such as stainless steel etc. is made.
6, according to the said New-type pipe joint of claim 1, it is characterized in that: the Sealed casing pipe both ends of the surface have vertical plane shape and two kinds of shapes of interior chamfering shape to cooperate with the sealing volume.
7, according to the said New-type pipe joint of claim 1, it is characterized in that: sealing volume both ends of the surface have vertical plane shape and two kinds of shapes of outer chamfering shape, with the recessed shoulder of brake casing or curved head body or three-way body or the convex shoulder end face of braking convex shoulder sleeve pipe, or the end face of Sealed casing pipe cooperates.
8, according to claim 1 or 7 said New-type pipe joints, it is characterized in that: the sealing volume is made with the material with certain elasticity or plasticity.
9, according to the said New-type pipe joint of claim 1, it is characterized in that: curved head body end endoporus has recessed shoulder, and recessed shoulder has chamfering shape and two kinds of shapes of vertical plane shape, and outer garden directly upwards has to stretch takes, and stretches and has costed unthreaded hole or screw.
10, according to claim 1 or 9 said New-type pipe joints, it is characterized in that: curved head body is stretched and is taken the both sides, hole, from stretch take outside garden outside curved head body is little, garden diagonal rib is arranged.
11, according to the said New-type pipe joint of claim 1, it is characterized in that: there is size at braking convex shoulder sleeve pipe Wai Yuan two ends, big outer garden end directly upwards has to stretch to be taken, stretch and costed unthreaded hole, convex shoulder is arranged on the end face, the convex shoulder end face has interior chamfering shape and two kinds of shapes of vertical plane shape, and little outer garden end tube wall has whole garden shape and axially stretches and take two kinds of shapes of shape, and screw or unthreaded hole are arranged on the tube wall.Be furnished with clamping screw or Xiao Ding in the hole.
12, according to claim 1 or 11 said New-type pipe joints, it is characterized in that: braking convex shoulder sleeve pipe is stretched and is taken the both sides, hole, from stretch take outside garden garden end face outside little diagonal rib is arranged.
13, according to the said New-type pipe joint of claim 1, it is characterized in that: three-way body three end external and internal compositionses are identical with curved head body.
14, according to the said New-type pipe joint of claim 1, it is characterized in that; Nut thickness H is the standard outer-hexagonal nut of thickening, makes with anticorrosive material with certain intensity such as stainless steel etc.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 96107682 CN1182180A (en) | 1996-06-21 | 1996-06-21 | New-type pipe joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 96107682 CN1182180A (en) | 1996-06-21 | 1996-06-21 | New-type pipe joint |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1182180A true CN1182180A (en) | 1998-05-20 |
Family
ID=5119701
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 96107682 Pending CN1182180A (en) | 1996-06-21 | 1996-06-21 | New-type pipe joint |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1182180A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104160197A (en) * | 2012-02-07 | 2014-11-19 | 小林一三 | Flange joint connection structure |
| CN108662211A (en) * | 2018-07-14 | 2018-10-16 | 温州市欧睿阀门有限公司 | A kind of double check valve |
-
1996
- 1996-06-21 CN CN 96107682 patent/CN1182180A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104160197A (en) * | 2012-02-07 | 2014-11-19 | 小林一三 | Flange joint connection structure |
| CN104160197B (en) * | 2012-02-07 | 2015-12-09 | 小林一三 | Flanged joint linkage structure |
| CN108662211A (en) * | 2018-07-14 | 2018-10-16 | 温州市欧睿阀门有限公司 | A kind of double check valve |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C53 | Correction of patent for invention or patent application | ||
| CB02 | Change of applicant information |
Applicant after: Lu Xiucheng Applicant before: Lu Xiucheng Applicant before: Pan Jianming Applicant before: Ding Honglin |
|
| COR | Change of bibliographic data |
Free format text: CORRECT: APPLICANT; FROM: LU XIUCHENG PAN JIANMING DING HONGLIN TO: LU XIUCHENG |
|
| C01 | Deemed withdrawal of patent application (patent law 1993) | ||
| WD01 | Invention patent application deemed withdrawn after publication |