CN219282628U - Corrosion-resistant PE water supply pipe - Google Patents

Abstract

The utility model relates to the field of pipe fittings, in particular to a corrosion-resistant PE water supply pipe, which comprises a pipe body and a plurality of reinforcing sleeve members movably arranged on the pipe body, wherein clamping protrusions are arranged on the outer circumferential surface of an inner pipe, clamping grooves are arranged on the inner circumferential surface of an outer pipe, the clamping protrusions and the clamping grooves are mutually clamped and matched, a first wavy line is arranged on the outer circumferential surface of the outer pipe in a surrounding mode, the reinforcing sleeve members are sleeved on the outer circumferential surface of the outer pipe, the reinforcing sleeve members comprise annular clamping rings and reinforcing support plates fixedly arranged on the clamping rings, and second wavy lines matched with the first wavy lines are arranged on the inner circumferential surface of the clamping rings.

Description

Corrosion-resistant PE water supply pipe

Technical Field

The utility model relates to the field of pipe fittings, in particular to a corrosion-resistant PE water supply pipe.

Background

PE (polyethylene) materials are widely applied to the field of water supply pipe manufacturing due to the characteristics of high strength, corrosion resistance, no toxicity and the like. Because it does not rust, it is an ideal pipe material for replacing common iron water supply pipe.

The plastic pipeline in China is fast in development and the quality is continuously improved. The PE pipe is widely used for building water supply, building drainage, buried drainage pipe, building heating and gas pipe, electrician and telecommunication protective sleeve, industrial pipe, agricultural pipe, etc. because of its own unique advantages. It is mainly applied to the fields of urban water supply, urban fuel gas supply, farm irrigation and the like.

The polyethylene pipeline has corrosion resistance, but the corrosion resistance is realized by polyethylene which is an inert material, can resist various chemical attack except a small amount of strong oxidant, and is not easy to grow bacteria. It is well known that the steel pipe and the cast iron pipe are replaced by the plastic pipe not only because the plastic pipe has lower water delivery energy consumption, lower living energy consumption, light weight, small water flow resistance, simple and rapid installation, low manufacturing cost, long service life, heat preservation function and the like than the plastic pipe, but also because the plastic pipe has better properties of corrosion resistance, difficult microorganism breeding and the like than the steel pipe and the cast iron pipe, and the corrosion resistance is not enhanced through structural improvement.

The utility model patent with the Chinese patent application number of 202022493266.8 discloses an anti-corrosion PVC pipe, which comprises a pipe body; the device also comprises a protection tube, a reinforcing rod, a first gear and a second gear, wherein the protection tube is fixedly sleeved at the outer end of the tube body, a plurality of placing grooves are uniformly formed in the outer end of the protection tube, and notches are formed in the positions, corresponding to the placing grooves, in the protection tube; the inserting rods penetrate through the slots and are connected to the slots in a sliding mode, one ends of the inserting rods are fixedly connected with the positioning plates, a plurality of positioning rods are uniformly and fixedly connected to the positioning plates, and positioning holes are formed in the positions, corresponding to the two ends of the reinforcing rods, of the positioning rods; through the effect of strengthening rod and protection tube, when can letting the body have corrosion resistance, the strengthening rod has increased the intensity of body, and not fragile when the body receives the external force to strike, and strengthening rod installation and dismantlement are all comparatively convenient. According to the technical scheme provided by the utility model, the protection pipe is arranged on the outer side of the pipe body, the corrosion resistance of the pipe body is enhanced through the protection pipe, but the structure of the protection pipe can be seen to be complex by combining the structure of the protection pipe with the attached drawing, and the protection pipe comprises precise components such as the first gear and the second gear, so that the production cost is improved on one hand, the water pipe is a common product for multi-scene application, the improvement cost is obviously unsuitable, and on the other hand, the precise components are easier to break down along with the time.

Disclosure of Invention

Therefore, aiming at the problems, the utility model provides a corrosion-resistant PE water supply pipe, which solves the technical problems of complex and complicated corrosion-resistant structure and low service life of the PE water supply pipe in the prior art.

In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides a corrosion-resistant PE feed pipe, includes body and a plurality of activity setting with reinforce external member on the body, the body is compound body, and it includes inner tube and outer tube from inside to outside in proper order, be provided with the card on the outer circumference surface of inner tube and put the arch, the card is put the arch and is included supporting part and first joint portion, be provided with the card on the inner circumference surface of outer tube and put the recess, the card is put the recess and is including getting into passageway and second joint portion, the card is put the arch with the mutual joint cooperation of card is put the recess, encircle being provided with first wave line on the outer circumference surface of outer tube, reinforce external member cover is located the outer circumference surface of outer tube, reinforce external member including annular clamp with fixed set up in reinforce backup pad on the clamp, be provided with on the inner circumference surface of clamp with first wave line complex second wave line, through first wave line with the cooperation of second wave line is connected, the external member can be in free activity and location on the body.

Further, the support portion and the first clamping portion are perpendicular to each other, and the access channel and the second clamping portion are perpendicular to each other.

Further, the strengthening support plate comprises a support rod and a plate body which are integrally formed, the support rod is perpendicular to the plate body, and the plate body extends along two axial ends of the pipe body.

Further, the thickness of the outer tube is larger than that of the inner tube.

Further, the inner tube is a PE tube, and the outer tube is a PPR tube.

By adopting the technical scheme, the utility model has the beneficial effects that:

1. according to the utility model, on one hand, the pipe body is arranged into a structure that the inner pipe and the outer pipe are mutually sleeved, the structure of the inner pipe and the outer pipe can ensure that the working contents of the inner pipe and the working contents of the outer pipe are mutually independent, wherein the inner pipe is responsible for liquid transportation, and the outer pipe is responsible for contacting with the environment and simultaneously ensures the structural strength of the pipe body; the pipe body and the surrounding environment can be detached and replaced, so that the service life of the whole pipe body is prolonged, the reinforcing sleeve is sleeved on the outer circumferential surface of the pipe body, the contact area between the pipe body and the surrounding environment can be reduced to a certain extent, the corrosion rate of the pipe body by the surrounding environment can be further reduced, and meanwhile, a certain gap space is generated between the pipe body and the surrounding environment by the reinforcing sleeve, so that the pipe body and the surrounding environment can be prevented from being wet; through being provided with first wave line and second wave line, reinforce the external member simultaneously and be working of plastics, self can produce the elastic deformation in the certain limit, so can manual regulation reinforce the position of external member, accomplish more nimble.

2. The supporting part is perpendicular to the first clamping part, the inlet channel is perpendicular to the second clamping part, the clamping protrusions are inserted into the clamping grooves and rotate to enable the first clamping part and the second clamping part to be mutually propped up, a cavity can be formed between the inner pipe and the outer pipe, and noise generated by water flow in the inner pipe can be reduced through the cavity.

3. The strengthening support plate comprises a support rod and a plate body which are integrally formed, the support rod is perpendicular to the plate body, the plate body extends along the two axial ends of the pipe body, the strengthening support plate is used for reducing the contact area between the pipe body and the surrounding environment, the service life of the pipe body is prolonged, and meanwhile, along with the prolonging of the service time, the strengthening support plate can be synchronously replaced by replacing the strengthening sleeve, and the whole replacement of the pipe body is not needed.

4. The thickness of the outer pipe body is larger than that of the inner pipe body, the inner pipe only aims at conveying water flow in the pipeline, and the main part integrally supported as the pipe body is the outer pipe body, so that the thickness of the outer pipe body is larger than that of the inner pipe body, the integral strength of the pipe body can be ensured to be higher, and the pipe body is not easy to collapse due to extrusion.

5. The inner pipe is a PE pipe, the outer pipe is a PPR pipe, the PE pipe is a polyethylene pipe, the PE pipe has better corrosion resistance and impact resistance, the PPR pipe is three-type polypropylene, and the strength and high temperature resistance of the polypropylene are well ensured due to the random copolymerization technology, so that the PE pipe becomes a main force of a water pipe material, and the PE pipe is used as a material of the outer pipe, so that better supporting strength can be brought.

Drawings

FIG. 1 is a cross-sectional view of the internal structure of the present utility model;

FIG. 2 is a cross-sectional view taken at A-A of FIG. 1.

Detailed Description

The utility model will now be further described with reference to the drawings and detailed description.

Referring to fig. 1 to 2, the present embodiment provides a corrosion-resistant PE water supply pipe, including a pipe body 1 and a plurality of reinforcement sleeves 2 movably disposed on the pipe body 1, the pipe body 1 is a composite pipe body, which sequentially includes an inner pipe 12 and an outer pipe 11 from inside to outside, a clamping protrusion 4 is disposed on an outer circumferential surface of the inner pipe 12, the clamping protrusion 4 includes a supporting portion 41 and a first clamping portion 42, a clamping groove 5 is disposed on an inner circumferential surface of the outer pipe 11, the clamping groove 5 includes an access channel 51 and a second clamping portion 52, the clamping protrusion 4 and the clamping groove 5 are mutually clamped and matched, a first wave-shaped line 111 is circumferentially disposed on an outer circumferential surface of the outer pipe 11, the reinforcement sleeve 2 is sleeved on an outer circumferential surface of the outer pipe 11, the reinforcement sleeve 2 includes a circular clamp 22 and a reinforcement supporting plate 21 fixedly disposed on the clamp 22, the second wavy lines 221 matching with the first wavy lines 111 are disposed on the inner circumferential surface of the clip 22, the reinforcing sleeve 2 can freely move and position on the pipe body 1 through the matching connection of the first wavy lines 111 and the second wavy lines 221, the reinforcing sleeve 2 and the outer pipe 11 are made of non-rigid materials, specifically, the reinforcing sleeve 2 is made of PE, so that the reinforcing sleeve 2 can move on the pipe body 1 through certain elastic deformation, the supporting portion 41 and the first clamping portion 42 are mutually perpendicular, the inlet channel 51 and the second clamping portion 52 are mutually perpendicular, a sound insulation cavity 3 is formed between the two after the inner pipe 12 is inserted into the outer pipe 11, the reinforcing supporting plate 21 comprises an integrally formed supporting rod 212 and a plate body 211, the supporting rod 212 and the plate body 211 are mutually perpendicular, the plate 211 extends along two axial ends of the tube body 1, the thickness of the tube body of the outer tube 11 is greater than that of the tube body of the inner tube 12, specifically, the thickness of the tube body of the outer tube 11 is 5mm, the thickness of the tube body of the inner tube 12 is 2mm, wherein the measured data outer tube 11 comprises a clamping groove 5, and the inner tube 12 does not comprise a clamping protrusion 4; the inner tube 12 is the PE pipe, the outer tube 11 is the PPR pipe, and the quantity of reinforceing external member 2 is one in this embodiment, and body 1 also intercepts one section only, and the specific of quantity is confirmed according to body 1 actual length to the external member 2 in this novel in-service use, and interval and relative position between each external member 2 all can also be adjusted simultaneously.

While the utility model has been particularly shown and described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the utility model as defined by the appended claims.

Claims (5)

1. The utility model provides a corrosion-resistant PE feed pipe, include body and a plurality of activity setting with reinforce external member on the body, its characterized in that: the pipe body is a composite pipe body, it includes inner tube and outer tube from inside to outside in proper order, be provided with the card on the outer circumference surface of inner tube and put protruding, the card is put protruding including supporting part and first joint portion, be provided with the card on the inner circumference surface of outer tube and put the recess, the card is put the recess and is including entering passageway and second joint portion, the card put protruding with the mutual joint cooperation of recess is put to the card, encircle being provided with first wave line on the outer circumference surface of outer tube, reinforce the external member cover and locate the outer circumference surface of outer tube, reinforce the external member including annular clamp with fixed set up in reinforce the backup pad on the clamp, be provided with on the inner circumference surface of clamp with first wave line complex second wave line, through first wave line with the cooperation of second wave line is connected, it can be in free activity and location on the pipe body to reinforce the external member.

2. The corrosion resistant PE feed pipe of claim 1 wherein: the supporting part and the first clamping part are mutually perpendicular, and the access channel and the second clamping part are mutually perpendicular.

3. The corrosion resistant PE feed pipe of claim 1 wherein: the strengthening support plate comprises a support rod and a plate body which are integrally formed, wherein the support rod is perpendicular to the plate body, and the plate body extends along two axial ends of the pipe body.

4. A corrosion resistant PE feed pipe according to any of claims 1-3, characterized in that: the thickness of the outer tube body is larger than that of the inner tube body.

5. The corrosion resistant PE feed pipe of claim 4 wherein: the inner pipe is a PE pipe, and the outer pipe is a PPR pipe.

Images