A kind of stepped shaft PE electric melting pipe fittings with stiffening rib
Technical field
The utility model relates to electric melting pipe fittings technical field, relates to a kind of stepped shaft PE electric melting pipe fittings with stiffening rib more specifically.
Background technique
Electric melting pipe fittings is referred to the temperature that can be produced by electric current and melts a kind of plastic tube accessory reaching connection.
Along with the quick propelling of China's urbanization progress, simultaneously to the continuous lifting of the energy and environmental requirement, the plastic pipes such as polythene PE are due to the comprehensive advantage such as anticorrosion, environmental protection, easy construction, reliable performance of its excellence, on a large scale substitute traditional metallic conduit, giving, draining, the fluid-transporting tubing field such as combustion gas be widely applied.
Tubing will be inserted in electric melting pipe fittings two ends, and for connecting, the diameter at electric melting pipe fittings two ends is identical mostly now, also only has a kind of fit system, and electric melting pipe fittings one end can only connect a kind of tubing that pipe diameter size adapts in succession, and flexibility and practicability are not strong.
Summary of the invention
In order to overcome above-mentioned technical deficiency, the reducing PE electric melting pipe fittings that the utility model provides a kind of structure simple, stair-stepping, practical.
The utility model to achieve these goals concrete by the following technical solutions:
A kind of stepped shaft PE electric melting pipe fittings with stiffening rib, comprise main pipe body, described main pipe body is the large integrated ladder pipes in middle little two ends, main pipe body comprises intervalve and is arranged on the expansion adapter at intervalve two ends, described intervalve is that arc is excessively connected with expanding the attachment portion taken over, the inwall of described intervalve is evenly equipped with resistance wire one, on intervalve outer wall, two ends are equipped with electrode one, described two electrodes one are communicated with resistance wire one two ends, the inwall of described each expansion adapter is provided with resistance wire two, the outer wall of each expansion adapter is provided with electrode two, resistance wire two is communicated with corresponding electrode two, described intervalve is provided with 2 observation panels, all stiffening ring is enclosed with outside the joint that described intervalve and the expansion at its two ends are taken over, stiffening ring is elastic material.
Further, described each expansion adapter is provided with 1 observation panel.
Further, described electrode one and the outer all sheathed electrode protection cover of electrode two, the material of described electrode protection cover is PVC=polyvinyl chloride.
Further, the internal diameter of described intervalve is 10 ~ 15cm, and the internal diameter of expansion adapter is 20 ~ 25cm.
The beneficial effects of the utility model are as follows:
The utility model structure is simple, and main pipe body is the large ladder pipes in middle little two ends, this
the diameter of intervalve is less than the diameter of expansion adapter, when needing the tubing connecting pipe with small pipe diameter, tubing is inserted in intervalve, and electrode one is communicated with electro-fusion welding machine, and the tubing realizing pipe with small pipe diameter connects, when needing the tubing connecting Large Diameter Pipeline, tubing is inserted in expansion adapter, and electrode two is communicated with electro-fusion welding machine, and the tubing realizing Large Diameter Pipeline connects, structure is simple, practical;
Main pipe body is the large integrated ladder pipes in middle little two ends, this structure facilitates manufacturing, main pipe body comprises intervalve and is arranged on the expansion adapter at intervalve two ends, described intervalve is that arc is excessively connected with expanding the attachment portion taken over, this arc excessively connects to eliminate to be concentrated because right angle connects the stress caused, intervalve and the design of the stiffening ring expanded outside adapter interface, add the intensity of main pipe body, thus extend the working life of electric melting pipe fittings.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of stepped shaft PE electric melting pipe fittings with stiffening rib of the utility model;
Fig. 2 is structural representation when connecing path tubing;
Fig. 3 is structural representation when connecing large-diameter pipe material;
Reference character: 1-main pipe body, 1-1-intervalve, 1-2-expands adapter, 2-electrode protection cover, 3-electrode one, 4-observation panel, 5-resistance wire one, 7-resistance wire two, 8-electrode two, 9-stiffening ring.
Embodiment
In order to those skilled in the art person better understands the utility model, below in conjunction with accompanying drawing and following examples, the utility model is described in further detail.
Embodiment 1
As shown in Fig. 1 to 3, the present embodiment provides a kind of stepped shaft PE electric melting pipe fittings with stiffening rib, comprise main pipe body 1, described main pipe body 1 is the large integrated ladder pipes in middle little two ends, main pipe body 1 comprises intervalve 1-1 and is arranged on the expansion adapter 1-2 at intervalve 1-1 two ends, described intervalve 1-1 is that arc is excessively connected with the attachment portion of expansion adapter 1-2, the inwall of described intervalve 1-1 is evenly equipped with resistance wire 1, on intervalve 1-1 outer wall, two ends are equipped with electrode 1, described two electrodes 1 are communicated with resistance wire 1 two ends, the inwall of described each expansion adapter 1-2 is provided with resistance wire 27, the outer wall of each expansion adapter 1-2 is provided with electrode 28, resistance wire 27 is communicated with corresponding electrode 28, described intervalve 1-1 is provided with 2 observation panels 4, stiffening ring 9 is all enclosed with outside the joint of the expansion adapter 1-2 at described intervalve 1-1 and its two ends, stiffening ring 9 is elastic material.
In the present embodiment, main pipe body is the large ladder pipes in middle little two ends, this
the diameter of intervalve is less than the diameter of expansion adapter, when needing the tubing connecting pipe with small pipe diameter, tubing is inserted in intervalve, and electrode one is communicated with electro-fusion welding machine, and the tubing realizing pipe with small pipe diameter connects, when needing the tubing connecting Large Diameter Pipeline, tubing is inserted in expansion adapter, and electrode two is communicated with electro-fusion welding machine, and the tubing realizing Large Diameter Pipeline connects, structure is simple, practical;
Main pipe body is the large integrated ladder pipes in middle little two ends, this structure facilitates manufacturing, main pipe body comprises intervalve and is arranged on the expansion adapter at intervalve two ends, described intervalve is that arc is excessively connected with expanding the attachment portion taken over, this arc excessively connects to eliminate to be concentrated because right angle connects the stress caused, and extends the working life of electric melting pipe fittings.
Embodiment 2
As shown in Fig. 1 to 3, the present embodiment provides a kind of stepped shaft PE electric melting pipe fittings with stiffening rib, comprise main pipe body 1, described main pipe body 1 is the large integrated ladder pipes in middle little two ends, main pipe body 1 comprises intervalve 1-1 and is arranged on the expansion adapter 1-2 at intervalve 1-1 two ends, described intervalve 1-1 is that arc is excessively connected with the attachment portion of expansion adapter 1-2, the inwall of described intervalve 1-1 is evenly equipped with resistance wire 1, on intervalve 1-1 outer wall, two ends are equipped with electrode 1, described two electrodes 1 are communicated with resistance wire 1 two ends, the inwall of described each expansion adapter 1-2 is provided with resistance wire 27, the outer wall of each expansion adapter 1-2 is provided with electrode 28, resistance wire 27 is communicated with corresponding electrode 28, described intervalve 1-1 is provided with 2 observation panels 4, stiffening ring 9 is all enclosed with outside the joint of the expansion adapter 1-2 at described intervalve 1-1 and its two ends, stiffening ring 9 is elastic material.
Described each expansion adapter 1-2 is provided with 1 observation panel.
Embodiment 3
As shown in Fig. 1 to 3, the present embodiment provides a kind of stepped shaft PE electric melting pipe fittings with stiffening rib, comprise main pipe body 1, described main pipe body 1 is the large integrated ladder pipes in middle little two ends, main pipe body 1 comprises intervalve 1-1 and is arranged on the expansion adapter 1-2 at intervalve 1-1 two ends, described intervalve 1-1 is that arc is excessively connected with the attachment portion of expansion adapter 1-2, the inwall of described intervalve 1-1 is evenly equipped with resistance wire 1, on intervalve 1-1 outer wall, two ends are equipped with electrode 1, described two electrodes 1 are communicated with resistance wire 1 two ends, the inwall of described each expansion adapter 1-2 is provided with resistance wire 27, the outer wall of each expansion adapter 1-2 is provided with electrode 28, resistance wire 27 is communicated with corresponding electrode 28, described intervalve 1-1 is provided with 2 observation panels 4, stiffening ring 9 is all enclosed with outside the joint of the expansion adapter 1-2 at described intervalve 1-1 and its two ends, stiffening ring 9 is elastic material.
Described electrode 1 and the outer all sheathed electrode protection cover 2 of electrode 28.
Embodiment 4
As shown in Fig. 1 to 3, the present embodiment provides a kind of stepped shaft PE electric melting pipe fittings with stiffening rib, comprise main pipe body 1, described main pipe body 1 is the large integrated ladder pipes in middle little two ends, main pipe body 1 comprises intervalve 1-1 and is arranged on the expansion adapter 1-2 at intervalve 1-1 two ends, described intervalve 1-1 is that arc is excessively connected with the attachment portion of expansion adapter 1-2, the inwall of described intervalve 1-1 is evenly equipped with resistance wire 1, on intervalve 1-1 outer wall, two ends are equipped with electrode 1, described two electrodes 1 are communicated with resistance wire 1 two ends, the inwall of described each expansion adapter 1-2 is provided with resistance wire 27, the outer wall of each expansion adapter 1-2 is provided with electrode 28, resistance wire 27 is communicated with corresponding electrode 28, described intervalve 1-1 is provided with 2 observation panels 4, stiffening ring 9 is all enclosed with outside the joint of the expansion adapter 1-2 at described intervalve 1-1 and its two ends, stiffening ring 9 is elastic material.
Described electrode 1 and the outer all sheathed electrode protection cover 2 of electrode 28, the material of described electrode protection cover is PVC=polyvinyl chloride.
The internal diameter of described intervalve 1-1 is 10 ~ 15cm, and the internal diameter of expansion adapter 1-2 is 20 ~ 25cm.
The above; be only preferred embodiment of the present utility model; not in order to limit the utility model; scope of patent protection of the present utility model is as the criterion with claims; the equivalent structure change that every utilization specification of the present utility model and accompanying drawing content are done, in like manner all should be included in protection domain of the present utility model.