CN205207963U - Radial sealing connection pipe joint Assembly - Google Patents

Radial sealing connection pipe joint Assembly Download PDF

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Publication number
CN205207963U
CN205207963U CN201520963375.8U CN201520963375U CN205207963U CN 205207963 U CN205207963 U CN 205207963U CN 201520963375 U CN201520963375 U CN 201520963375U CN 205207963 U CN205207963 U CN 205207963U
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China
Prior art keywords
spinning
link
spinning link
tube
propulsive
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CN201520963375.8U
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Chinese (zh)
Inventor
张旺峰
王玉会
颜孟奇
李野
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Aviation Industry Corp of China AVIC
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Aviation Industry Corp of China AVIC
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Priority to CN201520963375.8U priority Critical patent/CN205207963U/en
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Abstract

The utility model discloses a radial sealing connection pipe joint Assembly, including cup jointing propulsive element on first connecting pipe, cup jointing at the first spinning connecting piece of the pipe end of first connecting pipe, cup jointing the second spinning connecting piece at the pipe end of second connecting pipe, wherein first connecting pipe the outer wall through the circumferencial direction from inside to outside the mode of spinning is connected with first spinning connecting piece, the outer wall of second connecting pipe pass through the circumferencial direction from inside to outside the mode of spinning deformation be connected with second spinning connecting piece, propulsive element is connected with second spinning connecting piece. A radial sealing connection pipe joint Assembly, adopt the design of constant diameter structure, do not adopt the spinning shaping at two connecting pipe tip, and then carry out sealing connection with two connecting pieces, through ring type seal's design, realized sealing to the terminal surface of first connecting pipe and second connecting pipe simultaneously, be applicable to thin -wall tube's butt joint.

Description

A kind of radial seal connecting tube adapter assembly
Technical field
The utility model is a kind of radial seal connecting tube adapter assembly, is widely used in the gas in the fields such as Aero-Space, communications and transportation, petrochemical industry, electric power system, liquid transmission pipeline field.
Background technique
Known patent application, disclosed in CN103201551A, " have the promotion connecting tube joint of sleeve pipe ", its specific design scheme comprises: comprise main component, and it is suitable for the main component holding pipe end; Pipeline, described pipeline comprises the first end that axially can insert described main component and the piping clip clamping apparatus being attached to described pipeline external surface; And retainer, pipeline, when described pipeline inserts described main component completely, is held in place by described retainer.Additional embodiment comprises, for joint provides the sealing of the outer surface sealing described pipeline, for the optional load retaining sleeve of piping clip clamping apparatus, and optional gimbal.Described promotion Placement can realize with the form of the non-threaded mechanical connection of individual part.
The problem of this technological scheme is, two standardized pipeline configurations can not be connected, it only can connect the end of one of them pipeline, and after connecting, still there is the discontinuous position of internal diameter at the position of its interface, easily cause the generation of turbulent flow.
For another example CN201152409Y disclosed " metal framework reinforced plastic composite pipe network ", its specific design scheme comprises: the inner layer sleeve having band boss, in inner layer sleeve, at least excircle is connected with the inner plastic melting of metal skeleton reinforced composite plastic pipeline end, pipe joint is connected with the plastic outer layer of metal skeleton reinforced composite plastic pipeline end and the boss outer peripheral surface melting of inner layer sleeve, pipe joint and inner layer sleeve melting connect as one and form an annular U type joint socket, annular U type joint socket by the plastic outer layer of metal skeleton reinforced composite plastic pipeline termination and inner plastic and the complete melting of pipeline end face coated, multiple tube is connected by pipe joint with multiple tube and forms pipe network.
The problem of this technological scheme is, after its inner layer sleeve is connected with the pipe joint at two ends, the internal diameter of inner layer sleeve is less than the internal diameter of pipe joint, define the rapid shrinking structure of internal diameter of the pipeline, after pipeline is connected, internal diameter is discontinuous, easily causes turbulent flow, increases the pressure of pipe interior, bring higher requirement to the bearing capacity of sealing and pipeline, easily bring pipeline burst and leakage.
For another example CN101248305B disclosed " pipe coupling ", its specific design scheme comprises: the holding element with sharp-pointed pipeline press-in edge, this press-in edge provides the sealing between tube gripping member and pipeline.Another kind of such joint comprises the tube gripping member with fittings body press-in edge, and this press-in edge provides the sealing between tube gripping member and fittings body.
The problem of this technological scheme is, pipeline interface organization is complicated, and inner caliber also exists contracting position suddenly, so also there is the problem of turbulent flow, pressure-bearing and sealing.
So based on foregoing, design a kind of sealing configuration good, the connecting duct joint that tube wall resistance is little, the pipeline making two internal diameters identical docks, and is the technical problems to be solved in the utility model.
Model utility content
The purpose of this utility model is to provide a kind of radial seal connecting tube adapter assembly, and its inwall adopts isometrical structural design, reduces the drag effect of tube wall convection cell, and ensures structural strength and the sealability of connecting duct.
The purpose of this utility model carrys out specific implementation by the following technical programs:
A kind of radial seal connecting tube adapter assembly, comprise the propulsive element be socketed on the first connecting tube, be socketed in the first spinning link of the pipe end of the first connecting tube, be socketed in the second spinning link of the pipe end of the second connecting tube, wherein the outer wall of the first connecting tube is by being connected with the first spinning link in the mode of circumferencial direction spinning from inside to outside, the outer wall of the second connecting tube is by being connected with the second spinning link in the mode of circumferencial direction rotary pressure deformation from inside to outside, propulsive element is connected with the second spinning link, and the first spinning link is placed in the middle of propulsive element and the second spinning link, promote the first spinning link by propulsive element to dock with the second spinning link.
The inwall of the first spinning link has at least annular spinning connecting groove of twice first, embeds in described first annular spinning connecting groove after wall compression distortion during in order to coordinate the first connecting tube spinning; The inwall of the second spinning link has at least annular spinning connecting groove of twice second, embeds in described second annular spinning connecting groove after wall compression distortion during in order to coordinate the second connecting tube spinning.
The outside of the first spinning link has the junction surface of gradual transition, the rear side of the first spinning link has step surface, second spinning link has extending part, and the junction surface of the interior surface of extending part and the first spinning link is connected, the step surface on rear side of the end face of the extending part of the second spinning link and the first spinning link is made to be positioned at same plane, step surface on rear side of the end face and the first spinning link of the extending part of the second spinning link is respectively equipped with annular groove, the step surface of the first spinning link is provided with O-ring seal, and with the end face of extending part and described step surface gluing, sealing while of described O-ring seal, the inner bottom part of described propulsive element is simultaneously to described O-ring seal, first spinning link applies tension force, make the extending part compact siro spinning technology of the first spinning link and the second spinning link, and simultaneously to the end face of the extending part of the second spinning link and the step surface gluing, sealing of the first spinning link after making described O-ring seal be squeezed.
The inner bottom surface that described propulsive element contacts with described O-ring seal is set to inclined-plane, the top on the inclined-plane of propulsive element is made to compress to O-ring seal the distortion produced larger, also the pressure that the step surface that the pressure just making the end face of the extending part of the second spinning link bear is greater than the first spinning link bears, ensure that sealing effect is better, can not reveal from the sealing surface of the second spinning link on the whole.
In the confined space that the end face that described O-ring seal is placed in propulsive element, the step surface of the first spinning link and the extending part of the second spinning link surrounds, make O-ring seal after forced deformation, its shape is difficult to occur further to change again, when making the pressure of delivery line inside be passed to O-ring seal, O-ring seal can be born larger pressure and can not reveal.
Described junction surface is the combination of the conical surface, arc shaped surface or the conical surface, arc shaped surface and cylinder.
Described O-ring seal is provided with twice annular protrusion, and twice annular protrusion coordinates with described annular groove, and the size of annular protrusion is slightly larger than the size of annular groove, makes sealing effect better.
Described O-ring seal adopts memory alloy or rubber.
Described second spinning link adopts with described propulsive element and is threaded.
A kind of radial seal connecting tube adapter assembly described in the utility model, the docking design of the gauge structures such as employing, rotary press modelling is adopted respectively two connecting tube ends, and then two links are connected and sealed, by the design of O-ring seal, sealing is achieved to the end face of the first connecting tube and the second connecting tube simultaneously, be applicable to the docking of thin-wall pipe.
Accompanying drawing explanation
According to drawings and embodiments the utility model is described in further detail below.
Fig. 1 is the structural representation of a kind of radial seal connecting tube adapter assembly described in the utility model embodiment;
Fig. 2 is the assembling schematic diagram of a kind of radial seal connecting tube adapter assembly described in the utility model embodiment;
Wherein: 1-first connecting tube, 2-propulsive element, 3-first spinning link, 31-junction surface, 32-step surface, 33-first annular spinning connecting groove, 4-second spinning link, 41-extending part, the annular spinning connecting groove of 42-second, 5-second connecting tube, 6-annular groove, 7-O-ring seal, 71-annular protrusion.
Embodiment
Below preferred embodiment of the present utility model is described, should be appreciated that preferred embodiment described herein is only for instruction and explanation of the utility model, and be not used in restriction the utility model.
As shown in Figure 1-2, a kind of radial seal connecting tube adapter assembly described in the utility model embodiment, comprise the propulsive element 2 be socketed on the first connecting tube 1, be socketed in the first spinning link 3 of the pipe end of the first connecting tube 1, be socketed in the second spinning link 4 of the pipe end of the second connecting tube 5, wherein the outer wall of the first connecting tube 1 is by being connected with the first spinning link 3 in the mode of circumferencial direction spinning from inside to outside, the outer wall of the second connecting tube 5 is by being connected with the second spinning link 4 in the mode of circumferencial direction rotary pressure deformation from inside to outside, propulsive element is connected with the second spinning link, and the first spinning link is placed in the middle of propulsive element and the second spinning link, promote the first spinning link by propulsive element to dock with the second spinning link.
The inwall of the first spinning link 3 has at least annular spinning connecting groove 33 of twice first, embeds in described first annular spinning connecting groove 33 after wall compression distortion during in order to coordinate the first connecting tube 1 spinning; The inwall of the second spinning link 4 has at least annular spinning connecting groove 42 of twice second, embeds in described second annular spinning connecting groove 42 after wall compression distortion during in order to coordinate the second connecting tube 5 spinning.
The outside of the first spinning link 3 has the junction surface 31 of gradual transition, second spinning link 4 has extending part 41, and the junction surface of the interior surface of extending part 41 and the first spinning link 3 is connected, the step surface 32 on rear side of the end face of the extending part of the second spinning link 4 and the first spinning link 3 is made to be positioned at same plane, step surface on rear side of the end face and the first spinning link 3 of the extending part of the second spinning link 4 is respectively equipped with annular groove 6, the step surface of the first spinning link is provided with O-ring seal 7, and described O-ring seal 7 simultaneously with the end face of extending part 41 and junction surface on rear side of step surface 32 gluing, sealing, so just the sealing surface of two connecting tubes is gone to the fitting surface of the first spinning link and the second spinning link by the end face docked, axial seal is become by original radial seal, first spinning link and the second spinning link are sealed O-ring seal 7 driving by push mechanism, and the tension force of O-ring seal 7 regulates by push mechanism, make the first spinning link, second spinning link achieves with push mechanism the effect being connected and sealing.
Described propulsive element 2 is connected with described second spinning link 4, so that described O-ring seal 7 is placed in wherein, and the inner bottom part of described propulsive element applies tension force to described O-ring seal, the first spinning link simultaneously, make the extending part compact siro spinning technology of the first spinning link and the second spinning link, and simultaneously to the step surface gluing, sealing on rear side of the end face of the extending part of the second spinning link and the junction surface of the first spinning link after making described O-ring seal be squeezed.
The inner bottom surface that described propulsive element 2 contacts with described O-ring seal 7 is set to inclined-plane 21, the top on the inclined-plane 21 of propulsive element is made to compress to O-ring seal the distortion produced larger, also the pressure that the step surface that the pressure just making the end face of the extending part of the second spinning link 4 bear is greater than the first spinning link 3 bears, ensure that sealing effect is better, can not reveal from the sealing surface of the second spinning link on the whole.
In the confined space that the end face that described O-ring seal is placed in propulsive element, the step surface of the first spinning link and the extending part of the second spinning link surrounds, make O-ring seal after forced deformation, its shape is difficult to occur further to change again, when making the pressure of delivery line inside be passed to O-ring seal, O-ring seal can be born larger pressure and can not reveal.
Described junction surface 31 is the combination of the conical surface, arc shaped surface or the conical surface, arc shaped surface and cylinder.
Described O-ring seal 7 is provided with twice annular protrusion 71, and twice annular protrusion 71 coordinates with described annular groove 6, and the size of annular protrusion is slightly larger than the size of annular groove, makes sealing effect better.
Described O-ring seal 7 adopts memory alloy or rubber.Rubber wherein adopts resistant to elevated temperatures rubber material, makes its high temperature that can bear 220 DEG C and normally uses.
Described second spinning link 4 adopts with described propulsive element 2 and is threaded.
A kind of radial seal connecting tube adapter assembly described in the utility model, the design of the gauge structures such as employing, rotary press modelling is adopted respectively two connecting tube ends, and then two links are connected and sealed, by the design of O-ring seal, sealing is achieved to the end face of the first connecting tube and the second connecting tube simultaneously, be applicable to the docking of thin-wall pipe.
Technology contents of the present utility model and technical characteristics have disclosed as above; but those of ordinary skill in the art still may do all replacement and the modification that do not deviate from the utility model spirit based on teaching of the present utility model and announcement; therefore; the utility model protection domain should be not limited to the content that embodiment discloses; and various do not deviate from replacement of the present utility model and modification should be comprised, and contained by the utility model claim.

Claims (9)

1. a radial seal connecting tube adapter assembly, comprise the propulsive element be socketed on the first connecting tube, be socketed in the first spinning link of the pipe end of the first connecting tube, be socketed in the second spinning link of the pipe end of the second connecting tube, it is characterized in that, wherein the outer wall of the first connecting tube is by being connected with the first spinning link in the mode of circumferencial direction spinning from inside to outside, the outer wall of the second connecting tube is by being connected with the second spinning link in the mode of circumferencial direction rotary pressure deformation from inside to outside, propulsive element is connected with the second spinning link, and the first spinning link is placed in the middle of propulsive element and the second spinning link, promote the first spinning link by propulsive element to dock with the second spinning link.
2. a kind of radial seal connecting tube adapter assembly as claimed in claim 1, it is characterized in that, the inwall of the first spinning link has at least annular spinning connecting groove of twice first, embeds in described first annular spinning connecting groove after wall compression distortion during in order to coordinate the first connecting tube spinning; The inwall of the second spinning link has at least annular spinning connecting groove of twice second, embeds in described second annular spinning connecting groove after wall compression distortion during in order to coordinate the second connecting tube spinning.
3. a kind of radial seal connecting tube adapter assembly as claimed in claim 1 or 2, it is characterized in that, the outside of the first spinning link has the junction surface (31) of gradual transition, the rear side of the first spinning link has step surface (32), second spinning link has extending part (41), and the junction surface of the interior surface of extending part and the first spinning link is connected, the step surface on rear side of the end face of the extending part of the second spinning link and the first spinning link is made to be positioned at same plane, step surface on rear side of the end face and the first spinning link of the extending part of the second spinning link is respectively equipped with annular groove (6), the step surface of the first spinning link is provided with O-ring seal (7), and with the end face of extending part and described step surface gluing, sealing while of described O-ring seal, the inner bottom part of described propulsive element is simultaneously to described O-ring seal (7), first spinning link applies tension force, make the extending part compact siro spinning technology of the first spinning link and the second spinning link, and simultaneously to the end face of the extending part of the second spinning link and the step surface gluing, sealing of the first spinning link after making described O-ring seal be squeezed.
4. a kind of radial seal connecting tube adapter assembly as claimed in claim 3, it is characterized in that, the inner bottom surface that described propulsive element contacts with described O-ring seal is set to inclined-plane, the top on the inclined-plane of propulsive element is made to compress to O-ring seal the distortion produced larger, also the pressure that the step surface that the pressure just making the end face of the extending part of the second spinning link bear is greater than the first spinning link bears, ensure that sealing effect is better, can not reveal from the sealing surface of the second spinning link on the whole.
5. a kind of radial seal connecting tube adapter assembly as claimed in claim 3, is characterized in that, in the confined space that the end face that described O-ring seal is placed in propulsive element, the step surface of the first spinning link and the extending part of the second spinning link surrounds.
6. a kind of radial seal connecting tube adapter assembly as claimed in claim 3, is characterized in that, described junction surface is the combination of the conical surface, arc shaped surface or the conical surface, arc shaped surface and cylinder.
7. a kind of radial seal connecting tube adapter assembly as claimed in claim 3, it is characterized in that, described O-ring seal is provided with twice annular protrusion (71), twice annular protrusion coordinates with the annular groove of described end face and step surface, and the size of annular protrusion is slightly larger than the size of annular groove.
8. a kind of radial seal connecting tube adapter assembly as claimed in claim 3, is characterized in that, described O-ring seal adopts memory alloy or rubber.
9. a kind of radial seal connecting tube adapter assembly as claimed in claim 3, is characterized in that, described second spinning link adopts with described propulsive element and is threaded.
CN201520963375.8U 2015-11-26 2015-11-26 Radial sealing connection pipe joint Assembly Active CN205207963U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201520963375.8U CN205207963U (en) 2015-11-26 2015-11-26 Radial sealing connection pipe joint Assembly

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201520963375.8U CN205207963U (en) 2015-11-26 2015-11-26 Radial sealing connection pipe joint Assembly

Publications (1)

Publication Number Publication Date
CN205207963U true CN205207963U (en) 2016-05-04

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105402515A (en) * 2015-11-26 2016-03-16 中国航空工业集团公司北京航空材料研究院 Connecting pipe joint component
CN109973728A (en) * 2019-03-04 2019-07-05 宝鸡石油机械有限责任公司 A kind of pressure helps envelope union

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105402515A (en) * 2015-11-26 2016-03-16 中国航空工业集团公司北京航空材料研究院 Connecting pipe joint component
CN105402515B (en) * 2015-11-26 2018-04-03 中国航空工业集团公司北京航空材料研究院 One kind connection tube joint assembly
CN109973728A (en) * 2019-03-04 2019-07-05 宝鸡石油机械有限责任公司 A kind of pressure helps envelope union

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