CN204127553U - Building water supply cross-linked polyethylene pipe assembly - Google Patents
Building water supply cross-linked polyethylene pipe assembly Download PDFInfo
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- CN204127553U CN204127553U CN201420596907.4U CN201420596907U CN204127553U CN 204127553 U CN204127553 U CN 204127553U CN 201420596907 U CN201420596907 U CN 201420596907U CN 204127553 U CN204127553 U CN 204127553U
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Abstract
The utility model belongs to tubing technical field, particularly relates to a kind of building water supply cross-linked polyethylene pipe assembly.It solve the technical problems such as prior art connective stability difference.This building water supply cross-linked polyethylene pipe assembly comprises polyethylene body, elbow is connected with at the two ends of polyethylene body or any one end, connection reaming is respectively equipped with inside the two ends of elbow, and the inwall connecting reaming and elbow forms circular orientation face, in elbow, be provided with interior edge face to abut on circular orientation face and the O-ring seals being set in polyethylene pipe body periphery, be provided with the inner and be resisted against on O-ring seals and described elbow can be made to be fixed on C shape lock sleeve on polyethylene body connecting in reaming, the ring-shaped sealing sleeve between elbow interior wall and polyethylene tube wall is provided with in the outer end of C shape lock sleeve, between ring-shaped sealing sleeve and elbow, sealing is connected, between ring-shaped sealing sleeve and polyethylene body, sealing is connected.The utility model advantage is: connective stability is good.
Description
Technical field
The utility model belongs to tubing technical field, particularly relates to a kind of building water supply cross-linked polyethylene pipe assembly.
Background technique
At present on European & American Market, crosslinked polyethylene pipe uses plastic pipe the most widely.According to European market hot and cold water tubing for building and heating system tubing aspect statistics, cross-linked polyethylene pipe in 1996 account for that whole tubing (comprising metal and non-metal pipe) consumes 24%, account for 60% of plastic tube.Plastic tube is just flourish in China.The tubing of the current employing of China mainly contains used for galvanized tube in feedwater piping and gas pipe line, and pvc pipe is used for waste pipe and sleeve pipe, and copper pipe and Stainless Steel Tube are used for the water and heat provision pipe of senior building.As an industrial policy of country, widely popularize chemical building material, in plastic pipe, progressively replace original metal or other tubing to be inevitable trend with the plastic pipe of novel high-quality.
Crosslinked polyethylene pipe has been put into the New Building Materials ranks of national popularization, and as national comfortable house recommended products, be used widely in fields such as Business building, apartment, commercial residential buildings, industrial building, solar energy, cities and towns modify-water, and necessarily also can welcome more wide market.In order to the connective stability between body and elbow can be improved, such as, Chinese patent literature discloses a kind of silane crosslinked polyethylene pipe connecting piece, [application number: 01247978.0], comprise the silane crosslinked polyethylene pipes body that the material that is at least made up of organic silicon monomer graft initiator, hydrolytie polycondensation catalyzer and polyethylene is formed through extruding and moulding or injection moulding and crosslinked polycondensation reaction, body has the joint socket be connected with tubing.Make with silane crosslinked polyethylene pipe be connected to become the high permanent connection of unfailing performance.
Above-mentioned scheme improves the subproblem of prior art to a certain extent, but the program also at least exists following defect: the defect of still failing thoroughly to solve the low and poor stability of joint structural strength, secondly, sealing is also poor.
Model utility content
The purpose of this utility model is for the problems referred to above, provide a kind of design more rationally, the high and building water supply cross-linked polyethylene pipe assembly of good airproof performance of join strength.
For achieving the above object, the utility model have employed following technical proposal: this building water supply cross-linked polyethylene pipe assembly comprises polyethylene body, elbow is connected with at the two ends of polyethylene body or any one end, connection reaming is respectively equipped with inside the two ends of elbow, and the inwall connecting reaming and elbow forms circular orientation face, in elbow, be provided with interior edge face to abut on circular orientation face and the O-ring seals being set in polyethylene pipe body periphery, and the lateral cross section of this O-ring seals is rectangular, be provided with the inner and be resisted against on O-ring seals and described elbow can be made to be fixed on C shape lock sleeve on polyethylene body connecting in reaming, the ring-shaped sealing sleeve between elbow interior wall and polyethylene tube wall is provided with in the outer end of C shape lock sleeve, between described ring-shaped sealing sleeve and elbow, sealing is connected, between described ring-shaped sealing sleeve and polyethylene body, sealing is connected.Ring-shaped sealing sleeve is made up of rubber.
In this application, be provided with and connect reaming and be not only easy to manufacture in conjunction with the structure of annular locating face, and be convenient to connect location; Be provided with O-ring seals and can ensure the multi-sealed of joint in conjunction with ring-shaped sealing sleeve, good airproof performance; Be provided with C shape lock sleeve and so that be connected and fixed, the linkage structure strength and stability of joint can be enhanced, practical.
In above-mentioned building water supply cross-linked polyethylene pipe assembly, the outer wall of described ring-shaped sealing sleeve is provided with outside thread, and the connection reaming hole wall of elbow is provided with the internal thread matched with outside thread, and described outside thread is connected with internal thread screw thread; At the inwall of ring-shaped sealing sleeve, there is the axial sealing lip arranged of some annularly stuffing box glands.Sealing lip can be obliquely installed to a direction.
In above-mentioned building water supply cross-linked polyethylene pipe assembly, any one end outer wall of described elbow has some strip bulges.Strip bulge can increasing friction force.
In above-mentioned building water supply cross-linked polyethylene pipe assembly, described C shape lock sleeve is made up of spring steel.Spring steel can ensure working life.
In above-mentioned building water supply cross-linked polyethylene pipe assembly, described elbow interior wall is provided with the annular positioning groove snapped in for described O-ring seals.
Compared with prior art, the advantage of this building water supply cross-linked polyethylene pipe assembly is: 1, design is more reasonable, is provided with to connect reaming and be not only easy to manufacture in conjunction with the structure of annular locating face, and is convenient to connect location; Be provided with O-ring seals and can ensure the multi-sealed of joint in conjunction with ring-shaped sealing sleeve, good airproof performance; Be provided with C shape lock sleeve and so that be connected and fixed, the linkage structure strength and stability of joint can be enhanced, practical; 2, structure is simple and be easy to manufacture.
Accompanying drawing explanation
Fig. 1 is the structural representation that the utility model provides.
Fig. 2 is A place structure for amplifying schematic diagram in Fig. 1.
In figure, polyethylene body 1, elbow 2, connection reaming 21, circular orientation face 22, internal thread 23, strip bulge 24, annular positioning groove 25, O-ring seals 3, C shape lock sleeve 4, ring-shaped sealing sleeve 5, outside thread 51, sealing lip 52.
Embodiment
Below in conjunction with the drawings and specific embodiments, the present invention will be further described in detail.
As shown in Figure 1-2, this building water supply cross-linked polyethylene pipe assembly comprises polyethylene body 1, and be connected with elbow 2 at the two ends of polyethylene body 1 or any one end, any one end outer wall of elbow 2 has some strip bulges 24.Strip bulge 24 can increasing friction force, ensures to grab the stability of taking.
Be respectively equipped with inside the two ends of elbow 2 and connect reaming 21, and the inwall connecting reaming 21 and elbow 2 forms circular orientation face 22, in elbow 2, be provided with interior edge face to abut on circular orientation face 22 and the O-ring seals 3 being set in polyethylene body 1 periphery, and the lateral cross section of this O-ring seals 3 is rectangular.Concrete, elbow 2 inwall of the present embodiment is provided with the annular positioning groove 25 snapped in for described O-ring seals 3.
In connection reaming 21, be provided with the inner to be resisted against on O-ring seals 3 and C shape lock sleeve 4, the C shape lock sleeve 4 that described elbow 2 can be made to be fixed on polyethylene body 1 is made up of spring steel.
Be provided with the ring-shaped sealing sleeve 5 between elbow 2 inwall and polyethylene body 1 outer wall in the outer end of C shape lock sleeve 4, between described ring-shaped sealing sleeve 5 and elbow 2, sealing is connected, and between described ring-shaped sealing sleeve 5 and polyethylene body 1, sealing is connected.
The outer wall of ring-shaped sealing sleeve 5 is provided with outside thread 51, and connection reaming 21 hole wall of elbow 2 is provided with the internal thread 23 matched with outside thread 51, and described outside thread 51 is connected with internal thread 23 screw thread; At the inwall of ring-shaped sealing sleeve 5, there is the axial sealing lip 52 arranged of some annularly stuffing box glands 5.
In the present embodiment, be provided with and connect reaming and be not only easy to manufacture in conjunction with the structure of annular locating face, and be convenient to connect location; Be provided with O-ring seals and can ensure the multi-sealed of joint in conjunction with ring-shaped sealing sleeve, good airproof performance; Be provided with C shape lock sleeve and so that be connected and fixed, the linkage structure strength and stability of joint can be enhanced.
Specific embodiment described herein is only to the explanation for example of the utility model spirit.The utility model person of ordinary skill in the field can make various amendment or supplements or adopt similar mode to substitute to described specific embodiment, but can't depart from spirit of the present utility model or surmount the scope that appended claims defines.
Although more employ polyethylene body 1, elbow 2 herein, connect the terms such as reaming 21, circular orientation face 22, internal thread 23, strip bulge 24, annular positioning groove 25, O-ring seals 3, C shape lock sleeve 4, ring-shaped sealing sleeve 5, outside thread 51, sealing lip 52, do not get rid of the possibility using other term.These terms are used to be only used to describe and explain essence of the present utility model more easily; The restriction that they are construed to any one additional is all contrary with the utility model spirit.
Claims (5)
1. a building water supply cross-linked polyethylene pipe assembly, comprise polyethylene body (1), elbow (2) is connected with at the two ends of polyethylene body (1) or any one end, it is characterized in that, be respectively equipped with inside the two ends of elbow (2) and connect reaming (21), and the inwall connecting reaming (21) and elbow (2) forms circular orientation face (22), in elbow (2), being provided with interior edge face, to abut in circular orientation face (22) upper and be set in the peripheral O-ring seals (3) of polyethylene body (1), and the lateral cross section of this O-ring seals (3) is rectangular, be provided with the inner to be resisted against O-ring seals (3) upper and described elbow (2) can be made to be fixed on C shape lock sleeve (4) on polyethylene body (1) connecting in reaming (21), the ring-shaped sealing sleeve (5) be positioned between elbow (2) inwall and polyethylene body (1) outer wall is provided with in the outer end of C shape lock sleeve (4), between described ring-shaped sealing sleeve (5) and elbow (2), sealing is connected, between described ring-shaped sealing sleeve (5) and polyethylene body (1), sealing is connected.
2. building water supply cross-linked polyethylene pipe assembly according to claim 1, it is characterized in that, the outer wall of described ring-shaped sealing sleeve (5) is provided with outside thread (51), connection reaming (21) hole wall of elbow (2) is provided with the internal thread (23) matched with outside thread (51), and described outside thread (51) is connected with internal thread (23) screw thread; At the inwall of ring-shaped sealing sleeve (5), there is the axial sealing lip (52) arranged of some annularly stuffing box glands (5).
3. building water supply cross-linked polyethylene pipe assembly according to claim 1 and 2, is characterized in that, any one end outer wall of described elbow (2) has some strip bulges (24).
4. building water supply cross-linked polyethylene pipe assembly according to claim 1 and 2, is characterized in that, described C shape lock sleeve (4) is made up of spring steel.
5. building water supply cross-linked polyethylene pipe assembly according to claim 1 and 2, is characterized in that, described elbow (2) inwall is provided with the annular positioning groove (25) snapped in for described O-ring seals (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420596907.4U CN204127553U (en) | 2014-10-15 | 2014-10-15 | Building water supply cross-linked polyethylene pipe assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420596907.4U CN204127553U (en) | 2014-10-15 | 2014-10-15 | Building water supply cross-linked polyethylene pipe assembly |
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| Publication Number | Publication Date |
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| CN204127553U true CN204127553U (en) | 2015-01-28 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201420596907.4U Active CN204127553U (en) | 2014-10-15 | 2014-10-15 | Building water supply cross-linked polyethylene pipe assembly |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105423044A (en) * | 2015-12-29 | 2016-03-23 | 蚌埠依爱电子科技有限责任公司 | Sealed expansion joint of drinking water pipe and sealed expansion drinking water pipe |
-
2014
- 2014-10-15 CN CN201420596907.4U patent/CN204127553U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105423044A (en) * | 2015-12-29 | 2016-03-23 | 蚌埠依爱电子科技有限责任公司 | Sealed expansion joint of drinking water pipe and sealed expansion drinking water pipe |
| CN105423044B (en) * | 2015-12-29 | 2018-01-26 | 蚌埠依爱电子科技有限责任公司 | Sealed expansion joint of drinking water pipe and sealed expansion drinking water pipe |
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