CN204459530U - Pipe connecting structure - Google Patents
Pipe connecting structure Download PDFInfo
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- CN204459530U CN204459530U CN201420864059.0U CN201420864059U CN204459530U CN 204459530 U CN204459530 U CN 204459530U CN 201420864059 U CN201420864059 U CN 201420864059U CN 204459530 U CN204459530 U CN 204459530U
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Abstract
The utility model relates to a kind of pipe connecting structure, comprise the pipeline section be nested with, it is Spielpassung between pipeline section and pipe end, pipeline section inwall is provided with the resistance inner seal liner of outstanding pipeline section inner wall surface, pipe end outer wall is provided with the resistance outside seal on outstanding pipeline outer wall surface, and pipeline section inwall intermediate portion is provided with the spacer ring of spacing pipe end; After connection, spacer ring is between two pipe ends, and resistance inner seal liner and two pipe ends seal, and two resistance outside seal are in the outside of resistance inner seal liner.Spielpassung between pipeline section and pipe end, connects more convenient; Resistance inner seal liner prevents the water in pipe from flowing out, and resistance outside seal prevents outside tube water from entering; Pipeline section and pipeline Spielpassung, the axis coaxle degree of two pipelines of connection requires low, the change of energy adaptation to the ground and geology.
Description
Technical field
The utility model relates to a kind of pipe connecting structure, the pipe connecting structure that especially a kind of amount of deflection is large, anti-seismic performance good, two way sealed is good, easy to connect.
Background technique
Pipeline, when production, is considered the convenient requirement of the technological requirement of processing, transport, generally have the restriction of length, and the length of pipe laying is unrestricted, and therefore, pipeline all needs to connect when laying uses.
It is all that pipe joint connects that existing pipeline connects generally, and pipe joint generally adopts cylindrical shape pipeline section, and two ends connect the end of two pipelines respectively, or the end of inserting two pipelines is fixed.Also have a kind of be pipeline when production and processing, be directly made into one end expand structure, make one end of another pipeline can be inserted into the end internal fixtion of expansion.
It is all be positioned in a pipe alley of having constructed that above-mentioned pipeline connects generally, but the factor such as the uneven settlement often due to soil layer bottom pipe alley, the motion change of the earth's crust, earthquake causes it laterally, to be longitudinally subjected to displacement, thus make the central axis of adjacent channel that dislocation and deflection occur, always an angle is there is between pipeline, and this can meet the needs of topography variation when just requiring that pipeline connects, meet facility and sealing that pipeline connects again.
Existing pipeline connection mostly adopts fixing mode to connect, and this mode is when the region that geological condition is poor uses, and be easily subject to geology variation and produce pipe connection portion position seepage, fracture appears in severe patient.
Consider based on said circumstances, need the pipe connecting structure that a kind of amount of deflection is large, anti-seismic performance good, two way sealed is good, easy to connect badly.
Summary of the invention
The purpose of this utility model is to provide a kind of pipe connecting structure, and adopt the mode be nested with to connect the relative end of two pipelines, Spielpassung when being nested with, easy to connect, the position contacted with pipeline outer wall is provided with two-way seal, good airproof performance.
The utility model solves during existing pipeline connects and requires that the axis of two pipelines keeps coaxial, easily places the defect of landform restriction by pipeline, provides a kind of pipe connecting structure, adopt lips and teeth rubber ring Spielpassung, the axis energy adaptation to the ground change of two pipelines.
The utility model also solves the connection of existing pipeline and belongs to fixed connection, responsive to vibrations, easily by the defect of geology variable effect, a kind of pipe connecting structure is provided, and adopt Spielpassung between pipeline, gap length is adjustable by the design of rubber ring, and gap length determines the amount of deflection size of connection, certain vibrations can be born, adapt to geology change.
The utility model also solves bidirectional sealed technology when existing pipeline connects, and particularly prevents the underground water outside pipeline from entering pipe interior, pipeline can be prevented for the contaminated phenomenon in potable water water delivery process.
The utility model solves the technological scheme that its technical problem adopts: a kind of pipe connecting structure, be placed between the relative end of two pipelines of connection, comprise the pipeline section be nested with, it is Spielpassung between pipeline section and pipe end, pipeline section inwall is provided with the resistance inner seal liner of outstanding pipeline section inner wall surface, pipe end outer wall is provided with the resistance outside seal on outstanding pipeline outer wall surface, and pipeline section inwall intermediate portion is provided with the spacer ring of spacing pipe end; After connection, spacer ring is between two pipe ends, and resistance inner seal liner and two pipe ends seal, and two resistance outside seal are in the outside of resistance inner seal liner.Pipeline section is placed between two pipe ends, and when placement, pipeline section can be strengthened pipe end, and Spielpassung between pipeline section and pipe end connects more convenient; Resistance inner seal liner prevents the water in pipe from flowing out, and resistance outside seal prevents outside tube water from entering; Pipeline section and pipeline Spielpassung, the axis coaxle degree of two pipelines connected requires low, can change by adaptation to the ground, the amount of deflection of two pipelines can make two conduit axis can have suitable angle, whole connection belongs to a kind of free-standing and connects, thus there is certain regulating power, improve the shock resistance of connection part, thus adapt to geology change.
As preferably, resistance inner seal liner and resistance outside seal include connecting body and are the sealing flap of integrative-structure with connecting body, and connecting body is embedded in pipeline section inwall or pipeline outer wall; After connection, the sealing flap end of resistance outside seal and pipeline section inwall interference fit, the sealing flap end of resistance inner seal liner and pipeline outer wall interference fit.
As preferably, the surface that connecting body embeds is provided with some roads convex tendon, and the position of pipeline section inwall and the corresponding connecting body of pipeline outer wall is provided with connecting groove, and connecting groove surface is provided with the groove matched with convex tendon; The sealing flap connected on it is many, mutually separates between many sealing flaps.
As preferably, the internal diameter of the spacer ring of pipeline section inwall intermediate portion is less than the external diameter of pipe end and is greater than the internal diameter of pipe end, and spacer ring has suitable width, and spacer ring separates the end of two pipelines.
As preferably, spacer ring is structure as a whole with the connecting body of resistance inner seal liner, and spacer ring and sealing flap are in the same side.
As preferably, the dual-side of spacer ring is provided with and intercepts limit film, and the end of spacer ring is forked, and the gap width of the opening portion of bifurcated is greater than the width of the bottom of bifurcated, the bottom of bifurcated is concordant with obstruct film upper edge, limit, and the external diameter intercepting the diameter on the end edge edge of limit film and pipe end is suitable.
As preferably, the contact position between resistance inner seal liner and pipeline outer wall adopts adsorption type to seal, and the contact position hindered between outside seal and pipeline section inwall adopts adsorption type to seal.
As preferably, contact position is made up of two seal membranes, is that concave arc shape transition connects between two seal membranes, two seal membranes in the form of a ring, during contact position sealing, concave arc shape transition position is aimed at pipeline section inwall and is formed adsorption type sealing, and align with tube end outer wall forms adsorption type sealing.
As preferably, two seal membranes have length point, seal membrane long on resistance inner seal liner is towards centre, and toward the outer side, toward the outer side, short seal membrane is towards inner side for seal membrane long in resistance outside seal for short seal membrane.
The beneficial effects of the utility model are: pipeline section is placed between two pipe ends, and when placement, pipeline section can be strengthened pipe end, and Spielpassung between pipeline section and pipe end connects more convenient; Resistance inner seal liner prevents the water in pipe from flowing out, and resistance outside seal prevents outside tube water from entering; Pipeline section and pipeline Spielpassung, the axis coaxle degree of two pipelines connected requires low, and have larger adjustable amount of deflection, can change by adaptation to the ground, two conduit axis can have suitable angle, and whole connection belongs to a kind of free-standing and connects, thus has certain regulating power, improve the shock resistance of connection part, thus adapt to geology change.
Accompanying drawing explanation
Fig. 1 is a kind of structural representation of the utility model;
Fig. 2 is a kind of sectional view of the utility model;
Fig. 3 is a kind of decomposing schematic representation of the utility model;
Fig. 4 is the utility model the second structural representation;
Fig. 5 is the third structural representation of the utility model;
In figure: 1, pipeline, 2, resistance outside seal, 3, pipeline section, 4, resistance inner seal liner, 5, sealing flap, 6, connecting body, 7, convex tendon, 8, spacer ring, 9, connecting groove, 10, groove, 11, bifurcated, 12, intercept limit film, 13, long seal membrane, 14, short seal membrane.
Embodiment
Below by specific embodiment, and by reference to the accompanying drawings, the technical solution of the utility model is described in further detail.
Embodiment 1: a kind of pipe connecting structure (see accompanying drawing 1 accompanying drawing 2 accompanying drawing 3), comprise the pipeline section 3 be placed between two pipeline 1 ends to be connected, pipeline section inwall place is provided with resistance inner seal liner 4, pipe end outer wall is provided with resistance outside seal 2, ringwise, resistance outside seal ringwise for resistance inner seal liner.Pipe end outer wall is provided with the connecting groove 9 of indent, and resistance outside seal is embedded in connecting groove, and pipeline section inwall is provided with the connecting groove of indent, and resistance inner seal liner is embedded into connecting groove.Pipeline section is placed between two pipe ends, is Spielpassung between pipeline section inwall and pipeline outer wall.Cover postpone, resistance inner seal liner is between two resistance outside seal.
Resistance inner seal liner comprises connecting body 6 and many integral types and is connected to sealing flap 5 on connecting body, and sealing flap is in the internal surface place of connecting body.The outer surface of connecting body is provided with the convex tendon 7 of the rectangle at some intervals, and the connecting groove surface of pipeline section inwall is provided with some grooves 10 matched with convex tendon, and connecting body is embedded in connection connecting groove, convex tendon and fit depressions.Sealing flap gives prominence to pipeline section inwall, and outstanding length is greater than the gap between pipeline section and pipeline.The intermediate portion of connecting body internal surface is provided with the outstanding spacer ring 8 of rectangle, and the internal diameter of spacer ring spacer ring is less than the external diameter of pipe end and is greater than the internal diameter of pipe end.
Resistance outside seal comprises connecting body and many integral types and is connected to sealing flap 5 on connecting body, and sealing flap is in the outer surface of connecting body.The internal surface of connecting body is provided with the convex tendon 7 of the rectangle at some intervals, and the connecting groove surface of pipeline outer wall is provided with some grooves matched with convex tendon, and connecting body is embedded in connecting groove, convex tendon and fit depressions.Sealing flap gives prominence to the outer wall surface of pipeline, and outstanding length is greater than the gap between pipeline and pipeline section.
Resistance outside seal is installed on pipe end, two pipe ends insert from the two ends of pipeline section relatively, until the end face of pipeline abuts against with the spacer ring side of resistance inner seal liner, now, the sealing flap end margin of resistance outside seal is bent outwardly, and the end margin of the sealing flap of resistance inner seal liner is to bent intermediate.
Embodiment 2: a kind of pipe connecting structure (see 4), the intermediate portion of pipeline section inwall is provided with spacer ring 8, and the both sides of spacer ring are provided with the connecting groove of indent, and resistance inner seal liner is two, two resistance inner seal liners are embedded in the connecting groove of spacer ring both sides respectively, and all the other structures are with reference to embodiment 1.
Embodiment 3: a kind of pipe connecting structure (see accompanying drawing 5), the dual-side of ring is provided with and intercepts limit film 12, the end of spacer ring is forked, the gap width of the opening portion of bifurcated 11 is greater than the width of the bottom of bifurcated, the bottom of bifurcated is concordant with obstruct film upper edge, limit, and the external diameter intercepting the diameter on the end edge edge of limit film and pipe end is suitable.Two pipe ends are inserted into inner tube segment relatively, and pipeline end face withstands the bifurcated of spacer ring, and bifurcated closes up, and intercept limit film and embrace pipe end outer wall.
Contact position between resistance inner seal liner and pipeline outer wall adopts adsorption type to seal, and the contact position between resistance outside seal and pipeline section inwall adopts adsorption type to seal.Contact position is made up of two seal membranes, and for concave arc shape transition connects between two seal membranes, two seal membranes in the form of a ring, during contact position sealing, aim at pipeline section inwall and form adsorption type sealing, and align with tube end outer wall forms adsorption type sealing by concave arc shape transition position.Two seal membranes have dividing of length, and seal membrane 13 long on resistance inner seal liner is towards centre, and toward the outer side, toward the outer side, short seal membrane is towards inner side for seal membrane long in resistance outside seal for short seal membrane 14.
The end of two pipelines is inserted in pipeline section relatively, and long seal membrane is bending under pipeline outer wall migration, struts concave arc shape intermediate location simultaneously, and be adsorbed onto pipeline outer wall together with short seal membrane.
Above-described embodiment is several preferred version of the present utility model, not does any pro forma restriction to the utility model, also has other variant and remodeling under the prerequisite not exceeding the technological scheme described in claim.
Claims (9)
1. a pipe connecting structure, be placed between the relative end of two pipelines of connection, it is characterized in that comprising the pipeline section be nested with, it is Spielpassung between pipeline section and pipe end, pipeline section inwall is provided with the resistance inner seal liner of outstanding pipeline section inner wall surface, pipe end outer wall is provided with the resistance outside seal on outstanding pipeline outer wall surface, and pipeline section inwall intermediate portion is provided with the spacer ring of spacing pipe end; After connection, spacer ring is between two pipe ends, and resistance inner seal liner and two pipe ends seal, and two resistance outside seal are in the outside of resistance inner seal liner.
2. pipe connecting structure according to claim 1, it is characterized in that resistance inner seal liner and resistance outside seal include connecting body and be the sealing flap of integrative-structure with connecting body, connecting body is embedded in pipeline section inwall or pipeline outer wall; After connection, the sealing flap end of resistance outside seal and pipeline section inwall interference fit, the sealing flap end of resistance inner seal liner and pipeline outer wall interference fit.
3. pipe connecting structure according to claim 2, it is characterized in that the surface that connecting body embeds is provided with some roads convex tendon, the position of pipeline section inwall and the corresponding connecting body of pipeline outer wall is provided with connecting groove, and connecting groove surface is provided with the groove matched with convex tendon; The sealing flap connected on it is many, mutually separates between many sealing flaps.
4. the pipe connecting structure according to claim 1 or 2 or 3, it is characterized in that the internal diameter of the spacer ring of pipeline section inwall intermediate portion is less than the external diameter of pipe end and is greater than the internal diameter of pipe end, spacer ring has suitable width, and spacer ring separates the end of two pipelines.
5. pipe connecting structure according to claim 4, it is characterized in that spacer ring is structure as a whole with the connecting body of resistance inner seal liner, spacer ring and sealing flap are in the same side.
6. pipe connecting structure according to claim 4, it is characterized in that the dual-side of spacer ring is provided with and intercept limit film, the end of spacer ring is forked, the gap width of the opening portion of bifurcated is greater than the width of the bottom of bifurcated, the bottom of bifurcated is concordant with obstruct film upper edge, limit, and the external diameter intercepting the diameter on the end edge edge of limit film and pipe end is suitable.
7. pipe connecting structure according to claim 1, it is characterized in that the contact position hindered between inner seal liner and pipeline outer wall adopts adsorption type to seal, the contact position between resistance outside seal and pipeline section inwall adopts adsorption type to seal.
8. pipe connecting structure according to claim 7, it is characterized in that contact position is made up of two seal membranes, for concave arc shape transition connects between two seal membranes, two seal membranes in the form of a ring, during contact position sealing, concave arc shape transition position is aimed at pipeline section inwall and is formed adsorption type sealing, and align with tube end outer wall forms adsorption type sealing.
9. pipe connecting structure according to claim 8, it is characterized in that two seal membranes have dividing of length, seal membrane long on resistance inner seal liner is towards centre, and short seal membrane toward the outer side, toward the outer side, short seal membrane is towards inner side for seal membrane long in resistance outside seal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420864059.0U CN204459530U (en) | 2014-12-31 | 2014-12-31 | Pipe connecting structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420864059.0U CN204459530U (en) | 2014-12-31 | 2014-12-31 | Pipe connecting structure |
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| Publication Number | Publication Date |
|---|---|
| CN204459530U true CN204459530U (en) | 2015-07-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420864059.0U Active CN204459530U (en) | 2014-12-31 | 2014-12-31 | Pipe connecting structure |
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| CN (1) | CN204459530U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104565609A (en) * | 2014-12-31 | 2015-04-29 | 杭州易世达实业有限公司 | Pipeline connecting structure |
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2014
- 2014-12-31 CN CN201420864059.0U patent/CN204459530U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104565609A (en) * | 2014-12-31 | 2015-04-29 | 杭州易世达实业有限公司 | Pipeline connecting structure |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20230802 Address after: 324300 Batou Village, Chihuai Town, Kaihua County, Quzhou, Zhejiang Province (self declared) Patentee after: Zhejiang Xinzhu Material Technology Co.,Ltd. Address before: No. 168 Golf Road, Fuyang City, Hangzhou City, Zhejiang Province, 310000 Patentee before: HANGZHOU YISHIDA INDUSTRIAL Co.,Ltd. |
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| TR01 | Transfer of patent right |