CN207796316U - A kind of anti-oxidation pipe joint - Google Patents

Abstract

The utility model discloses a kind of anti-oxidation pipe joints, including hex nut, the hex nut is set on outer tube, and clip limited block is equipped on the outer wall of outer tube left and right ends, the outer tube is internally provided with inner tube, and rubber layer is filled in the gap between outer tube and inner tube, the utility model is divided into outer tube, three layers of inner tube rubber layer, the function of water delivery or draining is undertaken by inner tube, protective layer is taken on by outer tube and rubber layer, compared to common pipe connecting piece corrosion resistance higher, it is exposed to the sun in the high temperature for facing summer, due to the good heat insulating of rubber layer under the test of the low temperature bitter cold in winter, therefore inner tube does not have larger damage, and it will not be because of high wind, the factors such as rain erosion or the temperature difference and influence carrier wall, using effect is good, long lifespan；The utility model has so that pipe connecting piece is more convenient in installation or removal with water pipe with the hex nut that outer tube is an integral structure, highly practical.

Description

A kind of anti-oxidation pipe joint

Technical field

The utility model belongs to technical field of pipeline connection, and in particular to a kind of anti-oxidation pipe joint.

Background technology

As the improvement of people's living standards, demand higher of the every household to water, people are by change of manually carrying water in the past At present pipeline water delivery is become, the demand of water pipe starts to increase the corresponding demand for having pulled pipe connecting piece, in day Often pipe connecting piece common in life has following several：Threeway, four-way, elbow, reducing pipe coupling, clip limited block, flange etc..

For current conduit coupling, it is all generally faced with a serious problem i.e. pipe connecting piece in use It is often placed at ground or is exposed to aerial so that pipe connecting piece is contacted with natural environment, such as high temperature is sudden and violent under hot summer Solarization, high wind, which blow stone and scratch in the outer wall of pipe connecting piece, for a long time by rain drop erosion, makes outer wall suffer erosion, and is aoxidizing Weathering and object scratch lower so that the problem of service life of pipe connecting piece greatly reduces, usually faces tube wall breakage leak, needs We solve.

Utility model content

The purpose of this utility model is to provide a kind of anti-oxidation formula pipes to connect device, mentioned above in the background art to solve Pipe connecting piece is contacted with natural environment, for example, under hot summer high temperature be exposed to the sun, high wind blow stone scratch pipe connecting piece outer wall, By rain drop erosion outer wall is suffered erosion for a long time, in the case where oxidation weathering and object are scratched so that pipe connecting piece uses the longevity The problems such as life greatly reduces.

To achieve the above object, the utility model provides the following technical solutions：A kind of anti-oxidation pipe joint, including hexagonal Nut, the hex nut are set on outer tube, and clip limited block is equipped on the outer wall of outer tube left and right ends, the outer tube Be internally provided with inner tube, and rubber layer is filled in the gap between outer tube and inner tube.

Preferably, the clip limited block is the structure of annular, and clip limited block and outer tube are single injection-molded Integral type fixing piece.

Preferably, there are two the clip limited block is arranged altogether, and two clip limited blocks respectively with the end of corresponding outer tube Distance is equal between face.

Preferably, the internal diameter of the hex nut and the outer diameter of outer tube are equal, and hex nut and outer tube are integral type knot Structure.

Preferably, the rubber layer is seamless filled between outer tube and inner tube, and the thickness phase of rubber layer, outer tube and inner tube Deng.

Compared with prior art, the utility model has the beneficial effects that：The pipe connecting piece is divided into outer tube, inner tube rubber layer three Layer, the function of water delivery or draining is undertaken by inner tube, takes on protective layer by outer tube and rubber layer, anticorrosive compared to common pipe connecting piece Property higher, is exposed to the sun in the high temperature for facing summer, due to the good heat insulating of rubber layer under the test of the low temperature bitter cold in winter, thus it is interior Pipe does not have larger damage；It scratches outer wall in pipe connecting piece, length because the pipe connecting piece is divided into three layers therefore meeting with high wind and blowing stone The problems such as time makes outer wall suffer erosion by rain drop erosion so that when outer tube outer wall is by lesion ruptures, the pipe connecting piece according to It is old to work, compared to other pipe connecting pieces are more efficient, service life is strong, practicability is stronger.

Description of the drawings

FIG. 1 is a schematic structural view of the utility model；

Fig. 2 is the entity design sketch of the utility model；

Fig. 3 is the cross section structure schematic diagram of the utility model；

In figure：1- hex nuts, 2- clips limited block, 3- outer tubes, 4- rubber layers, 5- inner tubes.

Specific implementation mode

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work The every other embodiment obtained, shall fall within the protection scope of the present invention.

- 3 are please referred to Fig.1, the utility model provides a kind of technical solution：A kind of anti-oxidation formula pipe connects device, including hexagonal spiral shell Mother 1, hex nut 1 is set on outer tube 3, and clip limited block 2 is equipped on the outer wall of 3 left and right ends of outer tube, outer tube 3 it is interior Portion is provided with inner tube 5, and rubber layer 4 is filled in the gap between outer tube 3 and inner tube 5.

In the present embodiment, it is preferred that clip limited block 2 is the structure of annular, and clip limited block 2 and outer tube 3 are primary The integral structure of injection molding reduces manufacturing cost and difficulty convenient for manufacture when clip limited block 2 is loop configuration, works as card When hoop connection water pipe is with pipe connecting piece, the position that clip limited block 2 has limited clip makes clip not slide, and causes to fall off, And clip limited block 2 and outer tube 3 ensure when being an integral structure clip limited block 2 will not activity, avoid clip because of clip The activity of limited block 2 and it is movable.

In the present embodiment, it is preferred that clip limited block 2 altogether setting there are two, and two clip limited blocks 2 respectively with it is corresponding Distance is equal between the end face of outer tube 3, and because water pipe will be connected with pipe connecting piece both ends, therefore pipe connecting piece both ends are intended to clip fastening, i.e., Clip limited block 2, which is also required to two, to be limited clip position clip is made not slide and cause to fall off, when two clip limited blocks 2 with Whens corresponding outer tunnel end identity distance is not from waiting, then the manufacturing cost of pipe connecting piece is improved, the waste of raw material is caused.

In the present embodiment, it is preferred that the internal diameter of hex nut 1 is equal with the outer diameter of outer tube 3, i.e., when pipe connecting piece is placed in ground Or when against wall be that hex nut 1 first touches ground or wall, it avoids outer tube 3 and is made with ground or being in direct contact for wall At damage, and complicated processes that when pipe connecting piece is connect with water pipe manually installs compared to common tube fitting, the present embodiment Artificial directly installation manually is avoided, mechanical-assisted installation can be used, improve efficiency and pipe is connect when avoiding manual installation The damage of part.

In the present embodiment, it is preferred that rubber layer 4 is seamless filled between outer tube 3 and inner tube 5, and rubber layer 4,3 and of outer tube The thickness of inner tube 5 is equal, has both enhanced resistance of the inner tube 5 when in face of testing naturally, improves the service life of inner tube 5, and When the thickness of rubber layer 4, outer tube 3 and inner tube 5 is unequal, i.e., the effect that enhancing resistance is not had when rubber layer 4 is excessively thin can also wave Take raw material, manufacturing cost is not only increased when rubber layer is blocked up, and there is no aesthetics.

Operation principle：When the utility model is used, user illustrates according to structural drawings first, tells outer tube 3, inner tube 5, rubber layer 4, clip limited block 2, wherein clip limited block 2 and outer tube 3 are single injection-molded integral structure, outer tube 3, interior Pipe 5,4 three of rubber layer are non-dismountable, when pipe connecting piece connects, are plugged in inner tube 5 by pipeline welding gun by water pipe is seamless Portion is arranged clip on the outer wall of outer tube 3 again later and locks, and dual fastening effect makes the grafting more safety of water pipe steady Fixed, the setting of clip limited block 2 plays position-limiting action to external clip, prevents clip from falling off, and when mounted because of hexagonal spiral shell The presence of mother 1 makes between the two easier for installation quick, highly practical, and the pipe connecting piece that exists for of hex nut 1 carries It has supplied some protective effects and dismounting is more convenient, the utility model is divided into 4 three layers of outer tube 3, inner tube 5 and rubber layer, rubber layer 4 It is seamless filled between outer tube 3 and inner tube 5, and rubber layer 4, outer tube 3 are equal with the thickness of inner tube 5, are held at work by inner tube 5 The function of carrying on a shoulder pole water delivery or draining, takes on protective layer by outer tube 3 and rubber layer 4, compared to common pipe connecting piece corrosion resistance higher, The high temperature for facing summer is exposed to the sun, and due to the good heat insulating of rubber layer 4 under the test of the low temperature bitter cold in winter, therefore inner tube 5 will not Have compared with macrolesion；Carrier wall will not be influenced because of factors such as high wind, rain erosion or the temperature difference, using effect is good, long lifespan.

While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is appreciated that can these embodiments be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaiied Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.

Claims (5)

1. a kind of anti-oxidation pipe joint, including hex nut（1）, it is characterised in that：The hex nut（1）It is set in outer tube （3）On, and outer tube（3）Clip limited block is equipped on the outer wall of left and right ends（2）, the outer tube（3）Be internally provided in Pipe（5）, and outer tube（3）With inner tube（5）Between gap in be filled with rubber layer（4）.

2. a kind of anti-oxidation pipe joint according to claim 1, it is characterised in that：The clip limited block（2）For ring The structure of shape, and clip limited block（2）With outer tube（3）For the integral structure of single injection-molded.

3. a kind of anti-oxidation pipe joint according to claim 2, it is characterised in that：The clip limited block（2）It sets altogether There are two setting, and two clip limited blocks（2）Respectively with corresponding outer tube（3）End face between distance it is equal.

4. a kind of anti-oxidation pipe joint according to claim 1, it is characterised in that：The hex nut（1）Internal diameter With outer tube（3）Outer diameter it is equal, and hex nut（1）With outer tube（3）It is an integral structure.

5. a kind of anti-oxidation pipe joint according to claim 1, it is characterised in that：The rubber layer（4）It is seamless filled In outer tube（3）With inner tube（5）Between, and rubber layer（4）, outer tube（3）And inner tube（5）Thickness it is equal.