Anti-skidding socket joint pressing formed type metal pipe element and assembly method thereof
Technical field
The present invention relates to a kind of metal pipe element and assembly method thereof.
Background technique
Pipe fitting, as the basic component that tubing connected into pipeline, plays the effects such as connection, control, break-in, shunting, sealing, support in pipe-line system, in industries such as water supply, air feed, chemical industry and buildings, has a large amount of application.Existing metal pipe is connected with pipe fitting, generally to adopt separately card press or encircle and press processing, and card pressure pipe part easily produces wrinkle, between ring pressure pipe part and tubing, easily produce relative sliding and twisting, thereby cause the intensity at crimping position low, poor sealing performance, and card is pressed and ring pressure all needs to arrange seal ring, has increased difficulty of processing, has reduced work efficiency, increased processing cost, constructed very inconvenient.
Summary of the invention
The problem existing for above-mentioned prior art, the invention provides a kind of anti-skidding socket joint pressing formed type metal pipe element and assembly method thereof, simple in structure, reasonable in design, adopt card to press and ring presses two kinds of modes to suppress, can effectively prevent that joint from reducing intensity and the sealability at crimping position because of wrinkle or slip, twisting, construct and install very convenient, improved work efficiency, cost-saving, there is good practicability.
Technological scheme of the present invention is: a kind of anti-skidding socket joint pressing formed type metal pipe element, comprise main pipe body, and the end of described main pipe body is provided with pressing pipe, and the internal diameter of described pressing pipe is greater than the internal diameter of main pipe body, and pressing pipe comprises card splenium and ring splenium.
As preferably, the length of described pressing pipe is 1.2-1.5cm.
As preferably, described pressing pipe is card splenium near one end of main pipe body, away from one end of main pipe body, is ring splenium.
As preferably, described pressing pipe is ring splenium near one end of main pipe body, away from one end of main pipe body, is card splenium.
As preferably, described pressing pipe also comprises the joint being fixedly connected with main pipe body, and described joint increases gradually along the direction internal diameter away from main pipe body.
As preferably, described main pipe body and pressing pipe all adopt stainless steel to make.
As preferably, described main pipe body is swan neck, straight-through tube, three-way pipe or four-way pipe.
As preferably, main pipe body and pressing pipe are one-body molded, and the card splenium of pressing pipe, ring splenium and joint are one-body molded.
An assembly method for anti-skidding socket joint pressing formed type metal pipe element, concrete steps comprise:
A: choose the tubing that the main pipe body caliber with anti-skidding socket joint pressing formed type metal pipe element matches, cut according to the length of setting;
B: the otch of the tubing of well cutting is polished on milling tools, by otch be polished to round and smooth till, remove its week burr and burr;
C: apply sealer at the pipe end outer surface of processing through step b, be then placed in pressing pipe, and insert bottom;
D: adopt card press tool to carry out press process to the card splenium of pressing pipe, adopt ring-pressing tool to carry out press process to the ring splenium of pressing pipe.
As preferably, the order of press process is, first processes pressing pipe near one end of main pipe body, then processes pressing pipe away from one end of main pipe body.
The invention has the beneficial effects as follows: the present invention is simple in structure, reasonable in design, pressing pipe comprises card splenium and ring splenium, when being connected with tubing, adopt card press and encircle and press two kinds of modes to suppress, anti-pulling, anti-vibration and the performance such as high pressure resistant are good, the sealer that coordinates pipe end outer surface, can effectively prevent that joint from reducing intensity and the sealability at crimping position because of wrinkle or slip, twisting, crimping position intensity is high, good airproof performance, has avoided the hidden danger of leaking, though between pipe fitting and tubing because of bending or strong motion is loosening also can not affect sealing effect.Connect reliable and securely, long service life, and need not use seal ring, constructs and installs very conveniently, has improved work efficiency, cost-saving.The whole stainless steel that adopts of the present invention is one-body molded, and antiseptic property is good, has good practicability.
Accompanying drawing explanation
Fig. 1 is the sectional view of the embodiment of the present invention 1;
Fig. 2 is the sectional view of the embodiment of the present invention 2.
Embodiment
As one embodiment of the present invention, as shown in Figure 1, a kind of anti-skidding socket joint pressing formed type metal pipe element, comprise main pipe body 1, as preferably, described main pipe body 1 can be swan neck, straight-through tube, three-way pipe or four-way pipe, can certainly be other specials, can meet all-environment tubing and connect needs.The end of described main pipe body 1 is provided with pressing pipe 2, the internal diameter of described pressing pipe 2 is greater than the internal diameter of main pipe body 1, pressing pipe 2 comprises card splenium 21 and ring splenium 22, in the present embodiment, as preferably, described pressing pipe 2 is card splenium 21 near one end of main pipe body 1, away from one end of main pipe body 1, is ring splenium 22.The length of pressing pipe 2 is 1.2-1.5cm, makes card splenium 21 and ring splenium 22 length separately more reasonable, and connection sealing can be better.
In the present embodiment, as preferably, described pressing pipe 2 also comprises the joint 23 being fixedly connected with main pipe body 1, and described joint 23 increases gradually along the direction internal diameter away from main pipe body 1.
In the present embodiment, as preferably, described main pipe body 1 and pressing pipe 2 all adopt stainless steel to make, and antiseptic property is good, long service life.Main pipe body 1 is one-body molded with pressing pipe 2, and the card splenium 21 of pressing pipe 2, ring splenium 22 and joint 23 are one-body molded, easy to make, have improved bulk strength of the present invention.
An assembly method for above-mentioned anti-skidding socket joint pressing formed type metal pipe element, concrete steps comprise:
A: choose the tubing that main pipe body 1 caliber with anti-skidding socket joint pressing formed type metal pipe element matches, cut according to the length of setting;
B: the otch of the tubing of well cutting is polished on milling tools, by otch be polished to round and smooth till, remove its week burr and burr; In the present embodiment, as preferably, described milling tools is portable grinder or file.
C: at the pipe end outer surface coating sealer of processing through step b, as preferably, described sealer is anaerobic adhesive or AB glue.Then be placed in pressing pipe 2, and inserted bottom;
D: first adopt card press tool to carry out press process to the card splenium 21 of pressing pipe 2, then adopt ring-pressing tool to carry out press process to the ring splenium 22 of pressing pipe 2.Can certainly adopt respectively card press tool and ring-pressing tool to suppress pressing pipe 2 two ends, while suppressing, tubing is easily because unbalance stress damages simultaneously simultaneously, and the strength seal performance of joint is lower, adjusts difficulty during compacting, and work efficiency is lower.Adopt the sequencing in the present embodiment, process more convenient simply, improved work efficiency.And make the join strength of joint and sealability better, tubing is not fragile, has saved cost, very convenient and practical.
Embodiment 2:
As shown in Figure 2, described pressing pipe 2 is ring splenium 22 near one end of main pipe body 1, away from one end of main pipe body 1, is card splenium 21, and all the other are identical with embodiment 1.
When anti-skidding socket joint pressing formed type metal pipe element assembles described in the present embodiment, first adopt ring-pressing tool to carry out press process to the ring splenium 22 of pressing pipe 2, then adopt card press tool to carry out press process to the card splenium 21 of pressing pipe 2, all the other are identical with embodiment 1.
Pressing pipe 2 of the present invention comprises card splenium 21 and ring splenium 22, when being connected with tubing, adopt card press and encircle and press two kinds of modes to suppress, can effectively prevent that crimping position from reducing intensity and the sealability of joint because of wrinkle or slip, twisting, and need not use seal ring, easy to process, cost-saving, there is good practicability.
Above a kind of anti-skidding socket joint pressing formed type metal pipe element provided by the present invention and assembly method thereof have been carried out to detailed introduction, applied specific case herein structure of the present invention and assembly method are set forth, above embodiment's explanation is just for helping to understand structure of the present invention and core concept thereof; , for one of ordinary skill in the art, according to thought of the present invention, all will change in specific embodiments and applications, in sum, this description should not be construed as limitation of the present invention meanwhile.To change of the present invention and improvement, will be possible, and can not exceed design and the scope that accessory claim can be stipulated.