CN201651610U - Pipeline connecting device - Google Patents
Pipeline connecting device Download PDFInfo
- Publication number
- CN201651610U CN201651610U CN2010201070013U CN201020107001U CN201651610U CN 201651610 U CN201651610 U CN 201651610U CN 2010201070013 U CN2010201070013 U CN 2010201070013U CN 201020107001 U CN201020107001 U CN 201020107001U CN 201651610 U CN201651610 U CN 201651610U
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- China
- Prior art keywords
- housing
- radius
- internal
- connecting end
- die cavity
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- Expired - Fee Related
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Abstract
The utility model relates to a pipeline connecting device, in particular to a port-to-port connecting device for a pipeline. The pipeline connecting device is composed of two symmetrical shell bodies with semi-circular sections, sealing pieces arranged in the shell bodies, and bolt nuts connecting the two shell bodies. The sections of the shell bodies are semi-circular, a cavity used for installing each sealing piece is arranged at the middle part of the inner surface of each shell body, triangular inner teeth are arranged at the two ends of the cavity, and convex rings are arranged between the cavity and the triangular inner teeth. Each sealing piece is composed of a ring-shaped main body, a ring-shaped inner core arranged in the main body, and connecting ends arranged at the two ends of the main body. A circle of U-shaped grooves are arranged on the outer circle of each connecting end, and a circle of trapezoidal grooves are arranged on the inner surface of each connecting end.
Description
Technical field
The utility model relates to a kind of connection set of pipeline, is specifically related to the connection set of a kind of pipe end to port.
Background technique
Pipe-line system is widely used in industry and other field, is mainly used in the conveying of gas, liquid and granular material.Connection between each pipeline of pipe-line system is adopted welding usually, is threaded or the flange connection, and sealing material sealed interface is adopted in its joint, to prevent that the pipe-line system interior media from leaking out or outside air enters pipe-line system inside.Traditional connecting means requires height to the process for machining and manufacturing of link, on-the-spot fitting operation complexity, and the technician and the skilled worker that need have higher professional standards come the connection pipe-line system.Therefore, people wish to adopt a kind of assembling pipe joint reliable, easy for installation, with low cost that connects.
The model utility content
The purpose of this utility model is to overcome the above-mentioned deficiency of prior art and the connection set of a kind of pipe end to port is provided, for the connection of pipe-line system provides more reliably, method easily and efficiently, also solved the sealing problem of pipeline connecting port well.
The technical solution of the utility model is: a kind of assembling pipe joint, it by the housing of the cross section semicircular in shape of two symmetries, be installed in the Sealing in the housing and the bolt and nut that two housings link together formed.
Described housing cross section semicircular in shape, the intermediate portion of the internal surface of housing is provided with a die cavity that is used for installing Sealing, the two ends of die cavity are provided with internal serration, are provided with bulge loop between die cavity and internal serration, also are provided with the bolt hole of construction bolt nut on housing.
Be arranged on the internal surface circular array of the internal serration at shell inner surface two ends along housing, also can be axially-aligned along the internal surface of housing, the tooth top radius of shell inner surface two ends internal serration is less than the radius of connecting tube cylindrical.
The described Sealing that is installed in the housing die cavity is made up of the body of an annular, the connecting end that is located at intrinsic annular inner core and is located at the body two ends, and the cylindrical of connecting end is provided with a circle U-groove bevel, and the internal surface of connecting end is provided with one and encloses dovetail groove.The radius of seal body cylindrical is less than the radius of die cavity in the housing, radius of a circle is greater than the radius of connecting tube cylindrical in the seal body, the inside diameter D of connecting end internal surface dovetail groove is less than the external diameter of connecting tube, and the radius of U-groove bevel bottom land is greater than the radius on shell inner surface bulge loop ring top on the connecting end cylindrical.
Described Sealing is adopted part and is made with elasticity organic silicon rubber or nitrile butadiene rubber, and inner core adopts metallic material to make.
The assembling pipe joint that the utility model provides uses installation method shown in the Figure 10 that bows, 11, during use, the two ends of two pipelines 4 is inserted in the Sealing, with bolt and nut two housings is fixedly connected on Sealing and the pipeline 4 then.After the installation, the bulge loop of shell inner surface snaps in the U-groove bevel on the connecting end cylindrical of Sealing two ends, connecting end internal surface dovetail groove internal diameter is close to the cylindrical of two pipelines 4, the surface that embeds two pipelines 4 will be pressed in the crown top of the internal serration of shell inner surface, tightly embrace the cylindrical of two pipelines 4, two pipelines 4 are connected as one securely.
The utility model compared with prior art has following characteristics:
1, the two ends of the assembling pipe joint shell inner surface that provides of the utility model are provided with internal serration, the surface that embeds pipeline will be pressed in the crown top of internal serration when installing and using, tightly embrace the cylindrical of pipeline, two pipelines are connected as one securely.
2, Sealing adopts elasticity organic silicon rubber or nitrile butadiene rubber to make, be provided with a circle dovetail groove at the two ends of Sealing internal surface, the dovetail groove internal diameter is close to the cylindrical of pipeline, makes pipe-line system inside greater than atmospheric pressure with less than being in good sealing state under the atmosphere pressure state.
3, the assembling pipe joint that provides of the utility model connects reliable, easy for installation, with low cost.
Below in conjunction with the drawings and specific embodiments detailed structure of the present utility model is further described.
Description of drawings
Accompanying drawing 1 is a structural representation of the present utility model;
Accompanying drawing 2 is the A-A sectional view in the accompanying drawing 1;
Accompanying drawing 3 is the B portion enlarged view in the accompanying drawing 1;
Accompanying drawing 4 is the structural representation of housing, and the internal serration among the figure is along the internal surface circular array of housing;
Accompanying drawing 5 is the plan view in the accompanying drawing 4;
Accompanying drawing 6 is the structural representation of housing, and the internal serration among the figure is axially-aligned along the internal surface of housing;
Accompanying drawing 7 is the plan view in the accompanying drawing 6;
Accompanying drawing 8 is the structural representation of Sealing;
Accompanying drawing 9 is the plan view in the accompanying drawing 8;
Accompanying drawing 10 uses installation diagram for assembling pipe joint;
Accompanying drawing 11 is the C portion enlarged view in the accompanying drawing 10.
Embodiment
Embodiment one, a kind of assembling pipe joint, it by the housing 1 of the cross section semicircular in shape of two symmetries, be installed in the Sealing 2 in the housing 1 and the bolt and nut 3 that two housings 1 link together formed.
Described housing 1 cross section semicircular in shape, the intermediate portion of the internal surface of housing 1 is provided with a die cavity 1-2 who is used for installing Sealing 2, the two ends of die cavity 1-2 are provided with internal serration 1-3, between die cavity 1-2 and internal serration 1-3, be provided with bulge loop 1-4, on housing 1, also be provided with the bolt hole 1-1 of construction bolt nut 3.
Be arranged on the internal surface circular array of the internal serration 1-3 at housing 1 internal surface two ends along housing 1, the tooth top radius of housing 1 internal surface two ends internal serration 1-3 is less than the radius of connecting tube 4 cylindricals.
The described Sealing 2 that is installed in the housing 1 die cavity 1-2 is made up of the body 2-1 of an annular, the connecting end 2-3 that is located at the annular inner core 2-2 in the body 2-1 and is located at body 2-1 two ends, the cylindrical of connecting end 2-3 is provided with a circle U-groove bevel 2-5, and the internal surface of connecting end 2-3 is provided with a circle dovetail groove 2-4.The radius of seal body 2-1 cylindrical is slightly less than the radius of die cavity 1-2 in the housing 1, radius of a circle is greater than the radius of connecting tube 4 cylindricals in the seal body 2-1, the inside diameter D of connecting end 2-3 internal surface dovetail groove is less than the external diameter of connecting tube 4, and the radius of U-groove bevel 2-5 bottom land is greater than the radius on housing 1 internal surface bulge loop 1-4 ring top on the connecting end 2-3 cylindrical.
Described Sealing 2 is adopted part and is made with the elasticity organic silicon rubber, and inner core 2-2 adopts metallic material to make.
Embodiment two, a kind of assembling pipe joint, it by the housing 1 of the cross section semicircular in shape of two symmetries, be installed in the Sealing 2 in the housing 1 and the bolt and nut 3 that two housings 1 link together formed.
Described housing 1 cross section semicircular in shape, the intermediate portion of the internal surface of housing 1 is provided with a die cavity 1-2 who is used for installing Sealing 2, the two ends of die cavity 1-2 are provided with internal serration 1-5, between die cavity 1-2 and internal serration 1-5, be provided with bulge loop 1-4, on housing 1, also be provided with the bolt hole 1-1 of construction bolt nut 3.
The internal serration 1-5 that is arranged on 1 surperficial two ends in the housing is axially-aligned along the internal surface of housing 1, and the tooth top radius of housing 1 internal surface two ends internal serration 1-5 is less than the radius of connecting tube 4 cylindricals.
The described Sealing 2 that is installed in the housing 1 die cavity 1-2 is made up of the body 2-1 of an annular, the connecting end 2-3 that is located at the annular inner core 2-2 in the body 2-1 and is located at body 2-1 two ends, the cylindrical of connecting end 2-3 is provided with a circle U-groove bevel 2-5, and the internal surface of connecting end 2-3 is provided with a circle dovetail groove 2-4.The radius of seal body 2-1 cylindrical is less than the radius of die cavity 1-2 in the housing 1, radius of a circle is greater than the radius of connecting tube 4 cylindricals in the seal body 2-1, the inside diameter D of connecting end 2-3 internal surface dovetail groove is less than the external diameter of connecting tube 4, and the radius of U-groove bevel 2-5 bottom land is greater than the radius on housing 1 internal surface bulge loop 1-4 ring top on the connecting end 2-3 cylindrical.
Described Sealing 2 is adopted part and is made with elastomeric nitrile rubber, and inner core 2-2 adopts metallic material to make.
Claims (2)
1. assembling pipe joint is characterized in that: a kind of assembling pipe joint, it by the housing of the cross section semicircular in shape of two symmetries, be installed in the Sealing in the housing and the bolt and nut that two housings link together formed;
Described housing cross section semicircular in shape, the intermediate portion of the internal surface of housing is provided with a die cavity that is used for installing Sealing, and the two ends of die cavity are provided with internal serration, and the tooth top radius of internal serration is less than the radius of connecting tube cylindrical;
Between die cavity and internal serration, be provided with bulge loop;
On housing, also be provided with the bolt hole of construction bolt nut;
The described body that is installed in the interior Sealing of housing die cavity by an annular, being located at intrinsic annular inner core forms with the connecting end that is located at the body two ends, the cylindrical of connecting end is provided with a circle U-groove bevel, the internal surface of connecting end is provided with a circle dovetail groove, the radius of seal body cylindrical is less than the radius of die cavity in the housing, radius of a circle is greater than the radius of connecting tube cylindrical in the seal body, the inside diameter D of connecting end internal surface dovetail groove is less than the external diameter of connecting tube, and the radius of U-groove bevel bottom land is greater than the radius on shell inner surface bulge loop ring top on the connecting end cylindrical.
2. a kind of assembling pipe joint according to claim 1 is characterized in that: be arranged on the internal surface circular array of the internal serration at shell inner surface two ends along housing, also can be axially-aligned along the internal surface of housing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201070013U CN201651610U (en) | 2010-01-30 | 2010-01-30 | Pipeline connecting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201070013U CN201651610U (en) | 2010-01-30 | 2010-01-30 | Pipeline connecting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201651610U true CN201651610U (en) | 2010-11-24 |
Family
ID=43116850
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010201070013U Expired - Fee Related CN201651610U (en) | 2010-01-30 | 2010-01-30 | Pipeline connecting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201651610U (en) |
-
2010
- 2010-01-30 CN CN2010201070013U patent/CN201651610U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20101124 Termination date: 20150130 |
|
| EXPY | Termination of patent right or utility model |