CN2418338Y - Aluminium-copper-plastic composite-pipe parts and auxiliary equipment - Google Patents

Aluminium-copper-plastic composite-pipe parts and auxiliary equipment Download PDF

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Publication number
CN2418338Y
CN2418338Y CN 00208258 CN00208258U CN2418338Y CN 2418338 Y CN2418338 Y CN 2418338Y CN 00208258 CN00208258 CN 00208258 CN 00208258 U CN00208258 U CN 00208258U CN 2418338 Y CN2418338 Y CN 2418338Y
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China
Prior art keywords
pipe fitting
copper
aluminium
pipe
plastic composite
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Expired - Fee Related
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CN 00208258
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Chinese (zh)
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萧海筹
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Individual
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Individual
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Abstract

The utility model relates to an aluminium-copper-plastic composite-pipe auxiliary pipe fitting. The utility model mainly comprises a pipe fitting body and a fastening nut. An inner and an outer walls of the pipe fitting body are all plastic layers, and a metal shielding is arranged between the inner and the outer walls. One end of the aluminium-copper-plastic composite-pipe which is connected with the pipe fitting body can be a flanged edge head or a cutting head, and can also be directly connected with a water faucet. The pipe fitting adopts hard connection, the quality of the joint is high, so that the pipe of all error range can be contained, and matching use of the composite-pipe of various specifications can be satisfied. The utility model has the advantages of reasonable structure, easy fabrication, low cost, strong operability, reliable and stable sealing property, and no limitation of environment and space. The utility model is the novel pipe fitting with strong practicability.

Description

A kind of novel aluminum, the supporting pipe fitting of Copper-plastic Composite Pipe
The utility model belongs to pipe fittings, is specifically related to a kind of and novel aluminum, the matching used pipe connection of Copper-plastic Composite Pipe.
In the prior art, the pipe fitting that composite pipe uses generally adopts copper casting or moulding, these pipe fittings all use the deflation mode to be connected with composite pipe, specification requirement to composite pipe is extremely strict, but the error in the allowed band appears in the manufacture process of composite pipe unavoidably, the result is that external diameter is greatly then worn to be advanced, and external diameter is little then can not be fastening, can't form general.Moreover its joint external force resistance bump, creep resistant, the heat resistanceheat resistant shrinkage poor-performing that expands causes to come off and leak easily.
The purpose of this utility model just is to solve above existing in prior technology problem, and provide a kind of, extensively general, rational in infrastructure, easy to manufacture, cost is low, strong operability, intensity and the reliable and stable supporting pipe fitting of novel aluminum, Copper-plastic Composite Pipe of sealability.
The purpose of this utility model realizes by following measure.A kind of novel aluminum, the supporting pipe fitting of Copper-plastic Composite Pipe, comprise the pipe fitting body, fastening nut and aluminium, Copper-plastic Composite Pipe, in the pipe fitting body, outer wall is plastic layer, in, be provided with a metal shielding between the outer wall, pipe fitting is taken over a mouthful outer wall and is provided with outside thread, in the fastening nut, outer wall is plastic layer, in, be provided with metal shielding between the outer wall, the fastening nut inwall is provided with pipe fitting and takes over the internal thread that interface external thread matches, one end of fastening nut is the poling hole, aluminium, one end of Copper-plastic Composite Pipe is the flange head, utilize fastening nut to link to each other with the pipe fitting body, aluminium, be provided with sealing gasket between Copper-plastic Composite Pipe and the pipe fitting body, the flange head place of fastening nut and composite pipe has one to subtract circle stress.
The inside and outside wall of described pipe fitting body is plastic layer, one metal shielding is arranged between the inside and outside wall, the plug position that the pipe fitting body links to each other with aluminium, Copper-plastic Composite Pipe is a cannula port, one end of aluminium, Copper-plastic Composite Pipe is a cutting head, both spigots all apply high-strength pollution-free binder, insertion is mutually bonding mutually, adds compensating ring on its socket.
Thicken with the pipe wall at water nozzle connection mouth position in the described pipe fitting body, set metal shielding moves to extending out in the wall, and is provided with the internal thread that matches with the same specification water nozzle on the interface plastic layer.
Described metal shielding can adopt aluminium, copper, stainless steel, carbon steel material.
The thickness of the set metal shielding of described pipe fitting inner body wall is bigger by 15~25% than the thickness of aluminium, the set metal shielding of Copper-plastic Composite Pipe.
The poling aperture of the described fastening nut that is connected with the flange head is bigger by 2~6% than the external diameter of aluminium, Copper-plastic Composite Pipe.
The intubate relative aperture aluminium of described pipe fitting body, the external diameter of Copper-plastic Composite Pipe are little by 2~6%.
Described pipe fitting body can be four-way link, three-way connector, straight mouthful link, CONCENTRIC REDUCER reducing link, movable joint head link, water nozzle link and plug spare.
Below in conjunction with accompanying drawing specific embodiment of the utility model is described further.
Fig. 1 is the supporting fitting structure schematic representation of the utility model tube head flange connection method.
Fig. 2 is the supporting pipe fitting of the utility model tube head flange connection method and aluminium, Copper-plastic Composite Pipe connection diagram.
Fig. 3 inserts the supporting fitting structure schematic representation of bonding method for the utility model tube head.
Fig. 4 inserts the supporting pipe fitting of bonding method and aluminium, Copper-plastic Composite Pipe connection diagram for the utility model tube head.
Fig. 5 is supporting pipe fitting of the utility model flange connection method and water nozzle linkage structure schematic representation.
Fig. 6 inserts supporting pipe fitting of bonding method and water nozzle linkage structure schematic representation for the utility model tube head.
Fig. 1, Fig. 2 is supporting fitting structure of the utility model tube head flange connection method and connection diagram, in the pipe fitting body 1, outer wall is plastic layer 3,4, in, one metal shielding 2 is arranged between the outer wall, take over a mouthful outer wall and be provided with outside thread 5, in the fastening nut 9, outer wall also is a plastic layer, in, be provided with metal shielding between the outer wall, the inwall of fastening nut 9 is provided with pipe fitting and takes over the internal thread that interface external thread 5 matches, one end of fastening nut 9 is poling hole 10, aluminium, one end of Copper-plastic Composite Pipe is a flange head 7, and links to each other with pipe fitting body 1 by poling hole 10.Flange head 7 is to be made by special-purpose flange device.The specific elongation of metal and plastics is all very high, and flanging process is not difficult.Be provided with sealing gasket 11 between aluminium, Copper-plastic Composite Pipe 6 and the pipe fitting body 1, sealing gasket 11 adopts free of contamination rubber-plastics material.Have one to subtract circle stress 8 between the flange head 7 of fastening nut 9 and composite pipe 6.The stress that alleviation causes because of flange.The poling hole 10 of fastening nut 9 is bigger by 2~6% than the external diameter of aluminium, Copper-plastic Composite Pipe 6, establishes the poling hole 10 of fastening nut 9 and the EE Error Excepted value of similar composite pipe maximum outside diameter, becomes the general pipe fitting that is not subjected to error limitation.During construction, the composite pipe 6 that will have flange head 7 penetrates fastening nut 9 and subtracts circle stress 8, adds sealing gasket 11, aims at the adapter mouth of pipe fitting body 1, is fastenedly connected to get final product.
Fig. 3, Fig. 4 insert supporting fitting structure of bonding method and connection diagram for the utility model tube head.The inside and outside wall of pipe fitting body 1 is plastic layer 3,4, one metal shielding 2 is arranged between the inside and outside wall, the position that pipe fitting body 1 is connected with aluminium, Copper-plastic Composite Pipe 6 is a cannula port 13, one end of aluminium, Copper-plastic Composite Pipe is a cutting head 12, both spigots all apply high-strength pollution-free binder, insertion is mutually bonding mutually, for strengthening the intensity of spigot, adds compensating ring 14 at spigot.As causing the prevention compensation that influences intensity in the cutting.Cutting head 12 is made by special-purpose cutter, and length of cut is 4~8 times of similar thickness of pipe wall, and bite is 2~6% of a similar composite pipe external diameter, gets the EE Error Excepted value of similar composite pipe minimum outer diameter, becomes the general pipe fitting that is not subjected to error limitation.During construction, aluminium after the cutting, Copper-plastic Composite Pipe cutting head 12 are inserted in the cannula port 13 of pipe fitting body 1, and apply high-strength pollution-free binder respectively with pipe fitting body 1 cannula port 13 places in cutting head 12, it is bonding to plug each other, and then with compensating ring 14 sticking appropriate getting final product.
Fig. 5 is supporting pipe fitting of the utility model flange connection method and water nozzle linkage structure schematic representation, to thicken with the pipe wall at water nozzle connection mouth position in the pipe fitting body 1, metal shielding 2 in the wall moves to extending out, avoid the screw thread damage, on the inwall plastic layer at pipe fitting water nozzle connection mouth position, establish the internal thread 15 that matches with water nozzle, just can be connected then with water nozzle.This supporting pipe fitting mainly is the general pipe fitting that matches for the inch screw thread button water nozzle on the market.
Fig. 6 inserts supporting pipe fitting of bonding method and water nozzle linkage structure schematic representation for the utility model tube head.Its structure and Placement are described with Fig. 5, are connected with outside thread on the water nozzle being located at the water nozzle connection mouth internal thread 15 of pipe fitting body 1 one sides, become the general pipe fitting supporting with water nozzle.
But the also die sinking it by punch and weld but metal shielding 2 die sinkings in the supporting pipe fitting of the utility model are cast, but plastic layer 3,4 die sinking injection mouldings are made.For guaranteeing its intensity, the thickness of the set metal shielding 2 of pipe fitting body 1 inwall is made bigger by 10~25% than the thickness of aluminium, Copper-plastic Composite Pipe 6 set metal shieldings.For guaranteeing the through-current capacity of integrated piping, the pipe fitting internal diameter is identical with the composite pipe internal diameter, and external diameter strengthens 10~25%.
The supporting pipe fitting of the utility model can be four-way link, three-way connector, straight mouthful link, CONCENTRIC REDUCER reducing link, movable joint head link, water nozzle link and plug spare, the screw buckle of all general supporting pipe fittings adopts the inch standard manufacturing, connects with the transition that cooperates old galvanized iron conduit on the original building.
Compared with prior art, the characteristics of the utility model maximum are to adopt rigid connection, the joint quality height, Highly versatile can hold the pipe in all error ranges, and it is rational in infrastructure, makes simple and easyly, and cost is low, Strong operability, intensity and sealing property are reliable and stable, and flange connection method necessary is joined with the insertion bonding method Sleeve part can be used, and is not subjected to environment and spatial constraints, can become practical country's guarantee and defend The novel necessary of the multiple tube that living water is promoted.

Claims (8)

1, a kind of novel aluminum, the supporting pipe fitting of Copper-plastic Composite Pipe, comprise the pipe fitting body, fastening nut and aluminium, Copper-plastic Composite Pipe, it is characterized in that the pipe fitting body in, outer wall is plastic layer, in, one metal shielding is arranged between the outer wall, take over a mouthful outer wall and be provided with outside thread, in the fastening nut, outer wall is plastic layer, in, be provided with metal shielding between the outer wall, the fastening nut inwall is provided with pipe fitting and takes over the internal thread that interface external thread matches, one end of fastening nut is the poling hole, aluminium, one end of Copper-plastic Composite Pipe is the flange head, link to each other with the pipe fitting body by fastening nut, aluminium, be provided with sealing gasket between Copper-plastic Composite Pipe and the pipe fitting body, the flange head place of fastening nut and composite pipe has one to subtract circle stress.
2, supporting pipe fitting according to claim 1, the inside and outside wall that it is characterized in that described pipe fitting body is plastic layer, one metal shielding is arranged between the inside and outside wall, the pipe fitting body is a cannula port with the joint area that aluminium, Copper-plastic Composite Pipe are inserted mutually, one end of aluminium, Copper-plastic Composite Pipe is a cutting head, both spigots all apply high-strength pollution-free binder, and insertion is mutually bonding mutually, adds compensating ring on its socket.
3, supporting pipe fitting according to claim 1 is characterized in that thickening with the pipe wall at water nozzle connection mouth position in the described pipe fitting body, and set metal shielding moves to extending out in the wall, and is provided with the internal thread that matches with water nozzle on the inwall plastic layer.
4, supporting pipe fitting according to claim 1 is characterized in that described metal shielding can adopt aluminium, copper, stainless steel, carbon steel material.
5, supporting pipe fitting according to claim 1 is characterized in that the thickness of the set metal shielding of described pipe fitting inner body wall is bigger by 10~25% than the thickness of aluminium, the set metal shielding of Copper-plastic Composite Pipe.
6, supporting pipe fitting according to claim 1 is characterized in that the poling aperture of the described fastening nut that is connected with the flange head is bigger by 2~6% than the external diameter of aluminium, Copper-plastic Composite Pipe.
7, supporting pipe fitting according to claim 1 is characterized in that the external diameter of intubate relative aperture aluminium, Copper-plastic Composite Pipe of described pipe fitting body is little by 2~6%.
8, supporting pipe fitting according to claim 1 is characterized in that described pipe fitting body can be four-way link, three-way connector, straight mouthful link, CONCENTRIC REDUCER reducing link, movable joint head link, water nozzle link and plug spare.
CN 00208258 2000-04-19 2000-04-19 Aluminium-copper-plastic composite-pipe parts and auxiliary equipment Expired - Fee Related CN2418338Y (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 00208258 CN2418338Y (en) 2000-04-19 2000-04-19 Aluminium-copper-plastic composite-pipe parts and auxiliary equipment

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 00208258 CN2418338Y (en) 2000-04-19 2000-04-19 Aluminium-copper-plastic composite-pipe parts and auxiliary equipment

Publications (1)

Publication Number Publication Date
CN2418338Y true CN2418338Y (en) 2001-02-07

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN 00208258 Expired - Fee Related CN2418338Y (en) 2000-04-19 2000-04-19 Aluminium-copper-plastic composite-pipe parts and auxiliary equipment

Country Status (1)

Country Link
CN (1) CN2418338Y (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111594637A (en) * 2019-02-21 2020-08-28 浙江三花智能控制股份有限公司 Four-way reversing valve

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111594637A (en) * 2019-02-21 2020-08-28 浙江三花智能控制股份有限公司 Four-way reversing valve
CN111594637B (en) * 2019-02-21 2023-12-05 浙江三花智能控制股份有限公司 Four-way reversing valve

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C19 Lapse of patent right due to non-payment of the annual fee
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