CN205207969U - Inside and outside dislocation crimp connection subassembly - Google Patents
Inside and outside dislocation crimp connection subassembly Download PDFInfo
- Publication number
- CN205207969U CN205207969U CN201520963401.7U CN201520963401U CN205207969U CN 205207969 U CN205207969 U CN 205207969U CN 201520963401 U CN201520963401 U CN 201520963401U CN 205207969 U CN205207969 U CN 205207969U
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- sleeve pipe
- pipe
- annular groove
- outside
- connecting tube
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Abstract
The utility model discloses an inside and outside dislocation crimp connection subassembly, including cup joint the first sleeve pipe of the pipe end of first connecting pipe with cup joint the second sleeve pipe at the pipe end of second connecting pipe, first sleeve pipe, second sheathed tube internal face are equipped with the first annular groove of multichannel, through the 3rd bushing between first sleeve pipe and the second sleeve pipe, and evenly be equipped with multichannel second annular groove on the third sheathed tube inner wall, the partly ring of second annular groove is pressed on first sheathed tube surface and is sealed up, and another part ring is pressed on second sheathed tube surface and is sealed up, wherein the coverage area of second annular groove with the distribution of radially staggering of the coverage area of first annular groove. The utility model discloses a mode that combines together is pressed with outside ring to inside spinning to distributions of radially staggering of position that inside spinning and outside ring were pressed, after the outside expansion of inside spinning, the position of difference through outside to inside spinning, make the leakproofness of connection better.
Description
Technical field
The utility model is a kind of inside and outside dislocation crimping connection part, and namely a kind of pipeline docking crimping connection part, 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
Connection pipe fitting of the prior art, disclosed in CN203797211U " speed pipe joint ", its concrete scheme comprises tool joint pin, female joint, described tool joint pin, female joint is fixed by fixing-assembly, fixing-assembly comprises projection, clamp, circular mounting chamber, position limit cycle, projection is located in female joint, in tool joint pin and one end of corresponding female joint is located in circular mounting chamber, circular mounting chamber comprises attachment face and is set around the madial wall of surrounding of attachment face, clamp is arranged along circular mounting chamber inner sidewall, clamp equals the thickness of projection to the distance of attachment face towards attachment face one side end face, the gap of the mutual rotary fastening with projection is provided with and this gap and arbitrary bump size between adjacent two clamps, shape is all suitable, female joint is provided with axially movable position limit cycle, position limit cycle is provided with limiting stopper, size shape and the gap of limiting stopper are suitable, between adjacent two projections, female joint outer wall is provided with annular convex shoulder, spring is provided with between position limit cycle and annular convex shoulder, this joint structure is firm, quick release.
This technological scheme requires to design two joints, so can not be applied directly on general pipe interface in the process implemented.
For another example CN204226935U disclosed " a kind of plastic pipe conversion adapter ", its concrete scheme comprises two symmetrically arranged connecting tubes, and the rubber hose be movably connected in described in two between connecting tube, described connecting tube has a smooth end face in the one end near described rubber hose, end face offers adhesive trough, glass flexible glue is bonded with between the adhesive trough of connecting tube described in two, described glass flexible glue to be sealed in described in two between connecting tube, described connecting tube is provided with pipe in pipeline connection away from one end of described rubber hose, the internal surface of the interior pipe of described pipeline connection is bonded with seal ring, described seal ring has the through hole of a taper, described through hole is comparatively small end near one end of described rubber hose, this device can carry out free adjusting for the setting angle of the pipeline of required connection, meets the needs that pipe angle connects.
This technological scheme only can be applied to flexible material, and requires lower to the bearing capacity of tube wall, is not suitable for high-pressure liquid conveying; The inwall of the connection pipe fitting that two these structures adopt also has contraction position, causes the hydrodynamic pressure of pipe interior to rise.
So, based on foregoing, design a kind of pipe coupling of good airproof performance, internal diameter of the pipeline is unified, does not exist and shrinks or expansion position, ensure that fluid cross-section is continuous, not producing the problem of eddy current, and have stronger bearing capacity, 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 inside and outside dislocation crimping connection part, and the Placement adopting inside and outside ring pressure to combine, makes the better tightness of connecting pipe structure, for maintenance and maintenance offer convenience.
The purpose of this utility model carrys out specific implementation by the following technical programs:
A kind of inside and outside dislocation crimping connection part, be applied to the first connecting tube of docking and the connection part of the second connecting tube mutually, second sleeve pipe of the first sleeve pipe comprising the pipe end being socketed in the first connecting tube and the pipe end being socketed in the second connecting tube, described first sleeve pipe, the internal face of the second sleeve pipe is provided with multiple tracks first ring connected in star, connected by the 3rd sleeve pipe between first sleeve pipe and the second sleeve pipe, and the inwall of described 3rd sleeve pipe is evenly provided with multiple tracks second annular groove, the outer surface that described second annular groove part ring is pressed in the first sleeve pipe seals, the outer surface that another part ring is pressed in the second sleeve pipe seals, the overlay area of wherein said second annular groove and the overlay area radial direction of described first ring connected in star are in staggered distribution.
Described 3rd sleeve pipe be connected shaping by external rings means of press seals between the first sleeve pipe, the second sleeve pipe, make the 3rd sleeve pipe realize the first sleeve pipe, the second sleeve pipe are sealed simultaneously.
Be tightly connected shaping by inner spinning between described first sleeve pipe and the first connecting tube, be tightly connected shaping by inner spinning between described second sleeve pipe and the second connecting tube.
The outer surface of described first sleeve pipe, the second sleeve pipe is respectively equipped with annular projection, 3rd casing pipe sleeve is connected between two annular projections, and the 3rd sleeve pipe is equal with the external diameter of two annular projections, make the outer surface of the outer surface of the 3rd sleeve pipe after socket and two annular projections on same cylndrical surface.
One described in the utility model inside and outside dislocation crimping connection part, adopts inner rotary press modelling and the external rings molded mode combined to be connected with connecting tube by sleeve pipe, achieves the connection between two connecting tubes; Adopt the mode that inner spinning and external rings pressure combine, and the position radial direction of inner spinning and external rings pressure is in staggered distribution, after the expanding outwardly of inner spinning, in different positions by externally to inner spinning, makes the better tightness of connection.
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 inside and outside dislocation crimping connection part described in the utility model embodiment.
Wherein: 1-first connecting tube, 11-first sleeve pipe, 2-second connecting tube, 21-second sleeve pipe, 3-first ring connected in star, 4-the 3rd sleeve pipe, 5-second annular groove.
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, a kind of inside and outside dislocation crimping connection part described in the utility model embodiment, be applied to the first connecting tube 1 of docking and the connection part of the second connecting tube 2 mutually, second sleeve pipe 21 of the first sleeve pipe 11 comprising the pipe end being socketed in the first connecting tube 1 and the pipe end being socketed in the second connecting tube 2, described first sleeve pipe 11, the internal face of the second sleeve pipe 21 is provided with multiple tracks first ring connected in star 3, connected by the 3rd sleeve pipe 4 between first sleeve pipe 11 and the second sleeve pipe 21, and the inwall of described 3rd sleeve pipe 4 is evenly provided with multiple tracks second annular groove 5, the outer surface that a part of ring of described second annular groove 5 is pressed in the first sleeve pipe 11 seals, the outer surface that another part ring is pressed in the second sleeve pipe 21 seals, the overlay area of wherein said second annular groove and the overlay area radial direction of described first ring connected in star are in staggered distribution.
Be connected shaping by external rings means of press seals between described 3rd sleeve pipe 4 with the first sleeve pipe 11, second sleeve pipe 21, make the 3rd sleeve pipe realize sealing the first sleeve pipe, the second sleeve pipe simultaneously.
Be tightly connected shaping by inner spinning between described first sleeve pipe 11 and the first connecting tube 1, be tightly connected shaping by inner spinning between described second sleeve pipe 21 and the second connecting tube 2.
The outer surface of described first sleeve pipe, the second sleeve pipe is respectively equipped with annular projection, 3rd casing pipe sleeve is connected between two annular projections, and the 3rd sleeve pipe is equal with the external diameter of two annular projections, make the outer surface of the outer surface of the 3rd sleeve pipe after socket and two annular projections on same cylndrical surface.
One described in the utility model inside and outside dislocation crimping connection part, adopts inner rotary press modelling and the external rings molded mode combined to be connected with connecting tube by sleeve pipe, achieves the connection between two connecting tubes; Adopt the mode that inner spinning and external rings pressure combine, and the position radial direction of inner spinning and external rings pressure is in staggered distribution, after the expanding outwardly of inner spinning, in different positions by externally to inner spinning, makes the better tightness of connection.
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 (4)
1. dislocation crimping connection part inside and outside a kind, second sleeve pipe (21) of the first sleeve pipe (11) comprising the pipe end being socketed in the first connecting tube (1) and the pipe end being socketed in the second connecting tube (2), it is characterized in that, described first sleeve pipe, the internal face of the second sleeve pipe is provided with multiple tracks first ring connected in star (3), connected by the 3rd sleeve pipe (4) between first sleeve pipe and the second sleeve pipe, and the inwall of described 3rd sleeve pipe is evenly provided with multiple tracks second annular groove (5), the outer surface that described second annular groove part ring is pressed in the first sleeve pipe seals, the outer surface that another part ring is pressed in the second sleeve pipe seals, the overlay area of wherein said second annular groove and the overlay area radial direction of described first ring connected in star are in staggered distribution.
2. a kind of inside and outside dislocation crimping connection part as claimed in claim 1, it is characterized in that, described 3rd sleeve pipe be connected shaping by external rings means of press seals between the first sleeve pipe, the second sleeve pipe, make the 3rd sleeve pipe realize the first sleeve pipe, the second sleeve pipe are sealed simultaneously.
3. a kind of inside and outside dislocation crimping connection part as claimed in claim 1 or 2, it is characterized in that, be tightly connected shaping by inner spinning between described first sleeve pipe and the first connecting tube, be tightly connected shaping by inner spinning between described second sleeve pipe and the second connecting tube.
4. a kind of inside and outside dislocation crimping connection part as claimed in claim 1 or 2, it is characterized in that, the outer surface of described first sleeve pipe, the second sleeve pipe is respectively equipped with annular projection, 3rd casing pipe sleeve is connected between two annular projections, and the 3rd sleeve pipe is equal with the external diameter of two annular projections, make the outer surface of the outer surface of the 3rd sleeve pipe after socket and two annular projections on same cylndrical surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520963401.7U CN205207969U (en) | 2015-11-26 | 2015-11-26 | Inside and outside dislocation crimp connection subassembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520963401.7U CN205207969U (en) | 2015-11-26 | 2015-11-26 | Inside and outside dislocation crimp connection subassembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205207969U true CN205207969U (en) | 2016-05-04 |
Family
ID=55845686
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520963401.7U Active CN205207969U (en) | 2015-11-26 | 2015-11-26 | Inside and outside dislocation crimp connection subassembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205207969U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105387296A (en) * | 2015-11-26 | 2016-03-09 | 中国航空工业集团公司北京航空材料研究院 | Pipeline butt joint and compression joint connecting piece and butt joint and compression joint method thereof |
| CN109291357A (en) * | 2018-09-12 | 2019-02-01 | 东港市远东节水灌溉设备有限公司 | A kind of linear low density polyethylene fire retardant pipe and preparation method thereof |
-
2015
- 2015-11-26 CN CN201520963401.7U patent/CN205207969U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105387296A (en) * | 2015-11-26 | 2016-03-09 | 中国航空工业集团公司北京航空材料研究院 | Pipeline butt joint and compression joint connecting piece and butt joint and compression joint method thereof |
| CN109291357A (en) * | 2018-09-12 | 2019-02-01 | 东港市远东节水灌溉设备有限公司 | A kind of linear low density polyethylene fire retardant pipe and preparation method thereof |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |