CN215904088U

CN215904088U - Environment-friendly double-layer PVC pipe with waterproof film

Info

Publication number: CN215904088U
Application number: CN202122258343.6U
Authority: CN
Inventors: 闫冰雪
Original assignee: Guangdong Fiber Plastic Technology Co ltd
Current assignee: Guangdong Fiber Plastic Technology Group Co.,Ltd.
Priority date: 2021-09-17
Filing date: 2021-09-17
Publication date: 2022-02-25
Anticipated expiration: 2031-09-17

Abstract

The utility model discloses a waterproof coated environment-friendly double-layer PVC pipe, which comprises: surface coating, it sets up on the outer PVC outside of tubes surface, and outer PVC intraductal water proof membrane intermediate layer that is connected with, outer water proof membrane, it sets up on the surface of inlayer PVC outside of tubes, and the draw-in groove has been seted up to the equidistance on the inlayer PVC inside pipe wall, inlayer water proof membrane, it sets up on the inlayer PVC inside pipe wall, just the equidistance is connected with the separation blade on the inlayer water proof membrane. This double-deck PVC pipe of environment-friendly of waterproof tectorial membrane, the tubular wall structure is inseparable, double-deck PVC pipe nested structure has, can have good resistance to compression wear resistance, and can utilize the waterproof membrane that the multilayer covered to keep closely sealing of pipeline, thereby avoid the damaged and problem of leaking that leads to of pipeline outer wall, and can possess certain fire prevention function, thereby be favorable to the safety of stable protection cable structure, and then the high efficiency has promoted the quality of service and the life-span of PVC pipe, can be outdoor and bury the safe use of effective protection cable in the environment.

Description

Environment-friendly double-layer PVC pipe with waterproof film

Technical Field

The utility model relates to the technical field of PVC pipes, in particular to an environment-friendly double-layer PVC pipe with a waterproof film.

Background

The PVC pipe is a general plastic pipe, has good tensile and compressive property, and has good water tightness, so that the PVC pipe can play a certain waterproof function, and can play a firm waterproof and compressive protection role when being used outdoors or buried as a common shell structure in wires and cables.

However, the conventional PVC pipe has a single and smooth structure, and when the PVC pipe is installed outdoors or underground, the pipe wall of the conventional PVC pipe is easily broken due to the single and thin structure, which results in a short service life of the PVC pipe, and the conventional PVC pipe is easily leaked after being broken, thereby affecting the safety of the use of the internal cable, and according to the new PVC pipe disclosed in patent CN208138609U, the new PVC pipe has a structure including a first PVC pipe, a second PVC pipe and a connector, wherein the first PVC pipe is located at one side of the second PVC pipe, the connector is located at the front end of the second PVC pipe, one side of the connector is provided with an inclined plate, the circumferential outer surface of the inclined plate is provided with a clamp ring, the rear end of the first PVC pipe is provided with a connection pipe, the front end of the connection pipe is fixedly provided with a fixing ring, although the structure can keep the PVC pipe more tightly closed, the pipe wall is single and has a single function, the required waterproof fire prevention of cable and compressive capacity can't be provided, consequently have certain limitation when using, unfavorable service quality and the life-span that promotes the PVC pipe to above-mentioned problem, the urgent need carries out the innovative design on the basis of original PVC pipe.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an environment-friendly double-layer PVC pipe with a waterproof coating, which aims to solve the problems that the single pipe wall of the existing PVC pipe cannot provide a stable and durable pressure-resistant protection function for a cable, water leakage in the pipe is easily caused by breakage, and the fireproof function required by the cable cannot be provided.

In order to achieve the purpose, the utility model provides the following technical scheme: an environment-friendly double-layer PVC pipe with a waterproof coating film, comprising:

the surface coating is arranged on the outer surface of the outer layer PVC pipe, and a waterproof film interlayer is connected in the outer layer PVC pipe;

the outer waterproof membrane is arranged on the outer surface of the inner PVC pipe, and the inner wall of the inner PVC pipe is provided with clamping grooves at equal intervals;

the inner waterproof membrane is arranged on the inner wall of the inner PVC pipe, and the blocking pieces are connected to the inner waterproof membrane at equal intervals.

The pipe wall structure that the setting up of above-mentioned structure made the PVC pipe is more abundant to have good waterproof performance, can avoid the pipeline to break and arouse the problem of leaking, thereby effectively protected the safe in utilization of inside cable, can carry out inseparable block simultaneously to inside cable and fix, thereby keep being connected between pipe wall and the cable inseparable, be favorable to promoting the protective capacities to the cable.

Preferably, the top coat is anticorrosive paint coating, and the even cover of top coat is in the annular rugosity line that is of outer PVC outside of tubes surface to outer PVC pipe constitutes the integrated structure of closely laminating each other with the waterproof membrane intermediate layer, and the setting up of above-mentioned structure makes the PVC pipe can keep long-term stable state in different service environment, and has certain resistance to compression wear ability, thereby avoids causing the pipeline fracture, and has certain waterproof leak protection function.

Preferably, the waterproofing membrane intermediate layer inboard still is provided with the resistance to compression intermediate layer of PVC material, and the long banding hole groove has still been seted up with the circumferencial direction equidistance to resistance to compression intermediate layer inboard still is provided with the fire prevention intermediate layer, and the setting up of above-mentioned structure makes the function of PVC pipe more abundant, can protect the inner cable to receive external force and destroy, thereby promotes the practicality of PVC pipe.

Preferably, fire prevention intermediate layer is for scribbling fire retardant type PVC pipe that has fireproof paint, and fire prevention intermediate layer and resistance to compression intermediate layer constitute nested fixed knot structure each other in outer PVC intraductal side to the annular cavity groove of circle has been seted up to the inside still equidistance distribution of fire prevention intermediate layer, and the setting up of above-mentioned structure makes the PVC pipe can play certain fire prevention high temperature resistant function to inside cable, can effectively avoid the cable to receive the probability of damage, thereby promotes the life and the quality of cable.

Preferably, outer water proof membrane and inlayer water proof membrane are the waterproof ventilated membrane of polytetrafluoroethylene material jointly, and outer water proof membrane and inlayer PVC nest of tubes become inside and outside cladding structure, and the structure that sets up messenger inlayer PVC pipe of above-mentioned structure more seals closely, can effectively avoid the problem of pipeline rupture damage, can play the problem of good isolated moisture in the air to the cable simultaneously.

Preferably, the draw-in groove has been seted up 6 with the circumferencial direction equidistance on the inlayer PVC inside pipe wall, and inlayer water proof membrane corresponds with the draw-in groove and constitutes fretwork form film structure, and the setting up of above-mentioned structure makes the pipeline more closely with being connected between the membrane body to make pipeline surface more level and smooth, be favorable to forming stable protection to the cable.

Preferably, separation blade and inlayer water proof membrane through connection, and the separation blade passes through draw-in groove and inlayer PVC nest of tubes and constitutes inside bellied fixed knot structure, and the setting up of above-mentioned structure makes the PVC pipe can carry out spacing fixed to the cable of installing wherein to avoid the friction of rocking between the cable, thereby promote the service quality of cable.

Compared with the prior art, the utility model has the beneficial effects that: the environment-friendly double-layer PVC pipe with the waterproof film adopts a novel structural design, so that when the device is used, the functions of a PVC pipeline are more abundant, and the structure of the outer wall of the pipeline is firmer, so that the internal cable is effectively protected from water and fire, the pipeline structure is more compact and durable, the water can be effectively prevented, the pipeline can be prevented from being broken, and the cable can be limited and fixed, so that the normal use of the cable is kept;

1. the outer layer PVC pipe is provided with a structure of a surface coating layer, a waterproof membrane interlayer, a compression-resistant interlayer and a fireproof interlayer, an anticorrosion protection function is formed on the outer side of the outer layer PVC pipe through the surface coating layer, the waterproof membrane interlayer, the compression-resistant interlayer and the fireproof interlayer are combined in an embedded mode, and a principle of a tightly connected multi-layer protection function is formed, so that functions of the PVC pipeline are richer, the outer wall structure of the pipeline is firmer, and the purpose of effectively performing waterproof and fireproof protection on an internal cable is achieved;

2. set up the structure of outer water proof membrane, draw-in groove, inlayer water proof membrane and separation blade on the inlayer PVC pipe, cover the parcel to inlayer PVC inside and outside pipe respectively through outer water proof membrane and inlayer water proof membrane to utilize the separation blade on the draw-in groove to carry out spacing fixed principle to the cable, realize that pipeline structure is more closely durable, can be effectively waterproof and prevent the pipeline fracture, and can carry out spacing fixed to the cable, thereby keep the function of the normal use of cable.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic diagram of a semi-sectional three-dimensional structure of an outer PVC pipe according to the present invention;

FIG. 3 is a schematic perspective view of a top coating according to the present invention;

FIG. 4 is a schematic perspective view of a fire barrier interlayer of the present invention;

FIG. 5 is a schematic perspective view of an inner layer PVC pipe according to the present invention.

In the figure: 1. an outer layer of PVC pipe; 2. a top coat; 3. a waterproof membrane interlayer; 4. a compression resistant interlayer; 5. an inner bore groove; 6. a fire-resistant interlayer; 7. a hollow groove; 8. an outer waterproof membrane; 9. an inner layer of PVC pipe; 10. a card slot; 11. an inner waterproof membrane; 12. a baffle plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: an environment-friendly double-layer PVC pipe with a waterproof coating film, comprising: the surface coating 2 is arranged on the outer surface of the outer layer PVC pipe 1, a waterproof film interlayer 3 is connected in the outer layer PVC pipe 1, the outer layer waterproof film 8 is arranged on the outer surface of the inner layer PVC pipe 9, clamping grooves 10 are formed in the inner wall of the inner layer PVC pipe 9 at equal intervals, the inner layer waterproof film 11 is arranged on the inner wall of the inner layer PVC pipe 9, and the inner layer waterproof film 11 is connected with a baffle 12 at equal intervals;

when using the device, at first when PVC pipeline parcel cable and adopt when burying formula installation, outer PVC pipe 1 can play certain anticorrosive protection function to the tubular product through the top coat 2 in the outside, and utilize outer PVC pipe 1 and inlayer PVC pipe 9's bilayer structure, the firm stability of pipeline has been strengthened, and waterproof membrane intermediate layer 3 of inseparable laminating in the outer PVC pipe 1, can effectively prevent the problem of leaking that outer PVC pipe 1 ftractures and leads to, and outer waterproof membrane 8 and inlayer waterproof membrane 11 through utilizing the inside and outside both sides of inlayer PVC pipe 9 to cover, and then form more confined waterproof space, and install the cable in the pipeline, can utilize separation blade 12 on the draw-in groove 10 to carry out spacing fixed to cylindric cable, in order to keep the normal of cable operation.

Specifically, as shown in fig. 1 and 2, the top coat 2 is an anticorrosive paint coating, the top coat 2 is uniformly covered in the annular concave-convex texture on the outer surface of the outer layer PVC pipe 1, and the outer layer PVC pipe 1 and the waterproof film interlayer 3 form an integrated structure which is tightly attached to each other, when the cable is buried underground, the concave-convex texture structure on the surface of the outer layer PVC pipe 1 can have certain compression resistance, so that the extrusion of materials such as upper layer concrete is avoided, the top coat 2 of the anticorrosive paint coating can keep the PVC pipe underground from being corroded, and the service life of the cable is further prolonged;

3 inboards of water proof membrane intermediate layer still are provided with the resistance to compression intermediate layer 4 of PVC material, and the long banding hole groove 5 has still been seted up with the circumferencial direction equidistance to 4 inboards of resistance to compression intermediate layer still are provided with fire prevention intermediate layer 6, when the pipeline that buries underground receives external pressure and warp, can utilize the hole groove 5 in the resistance to compression intermediate layer 4 to play certain buffer space, and then keep the difficult fracture of pipeline, thereby the protection cable does not receive the damage.

Specifically, as shown in fig. 2 and 3, the fireproof interlayer 6 is a flame-retardant PVC pipe coated with a fireproof coating, the fireproof interlayer 6 and the compression-resistant interlayer 4 form a mutually-nested fixed structure at the inner side of the outer PVC pipe 1, annular hollow grooves 7 are distributed in the fireproof interlayer 6 at equal intervals, when the pipeline is in a high-temperature environment when encountering a fire, the internal pipeline is protected by the fireproof coating on the surface of the fireproof interlayer 6, and the hollow grooves 7 in the fireproof interlayer 6 can isolate air for flame retardation, so as to protect the cable from being damaged;

outer water proof membrane 8 and inlayer water proof membrane 11 are the waterproof ventilated membrane of polytetrafluoroethylene material jointly, and outer water proof membrane 8 and inlayer water proof membrane 11 constitute inside and outside cladding structure with inlayer PVC pipe 9, receive external force when breaking the damage when outer PVC pipe 1, and its inside inlayer PVC pipe 9 has outer water proof membrane 8 and inlayer water proof membrane 11 because of inside and outside parcel, consequently can separation pipeline internal environment and external contact to play stable dampproofing and waterproofing function.

Specifically, as shown in fig. 4 and 5, 6 clamping grooves 10 are equidistantly formed in the inner wall of the inner PVC pipe 9 in the circumferential direction, the inner waterproof film 11 and the clamping grooves 10 correspond to each other to form a hollow-out thin film structure, and the positions of the clamping grooves 10 in the inner wall of the inner PVC pipe 9 and the positions of the hollow-out holes in the inner waterproof film 11 correspond to each other, so that the matching between the film body and the inner wall of the pipeline can be better maintained, and a high-efficiency waterproof structure is formed;

separation blade 12 and inner waterproof membrane 11 through connection, and separation blade 12 passes through draw-in groove 10 and constitutes inside bellied fixed knot structure with inlayer PVC pipe 9, receives external impact force and when rocking when the pipeline, and separation blade 12 inserts and closes between the inside many cables of pipeline to carry out spacing fixed to the cable, thereby the signal transmission of protection cable remains stable.

The working principle is as follows: when the device is used, according to the figures 1-5, a plurality of cables are firstly placed between the blocking pieces 12 of the inner layer PVC pipe 9, so as to keep the cables tightly clamped in the inner layer PVC pipe 9, and after the pipeline is buried underground, the anticorrosive paint of the surface coating 2 can protect the outer layer PVC pipe 1 contacting with the air at the outermost layer from being corroded, if the pipeline is extruded by external force, the inner hole groove 5 in the compression-resistant interlayer 4 can play a certain buffer capacity, and the waterproof membrane interlayer 3 can prevent the problem that the outer layer PVC pipe 1 is fractured and permeates water, if the outer layer PVC pipe 1 is fractured, the coating structure formed by the inner layer PVC pipe 9, the outer layer waterproof membrane 8 and the inner layer waterproof membrane 11 can stably protect the cables from being damped and damaged, if fire occurs around the pipeline, the hollow groove 7 in the fireproof interlayer 6 keeps the inner space of the pipeline in an isolated state, and the fireproof paint on the fireproof interlayer 6 can avoid the cables from catching fire, the working principle of the environment-friendly double-layer PVC pipe with the waterproof coating is described.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The environment-friendly double-layer PVC pipe is mainly composed of an outer-layer PVC pipe and an inner-layer PVC pipe, wherein the inner-layer PVC pipe is connected to the inner side of the outer-layer PVC pipe, and the thickness of the outer-layer PVC pipe is larger than that of the inner-layer PVC pipe;

it is characterized by comprising:

2. The environment-friendly double-layer PVC pipe with the waterproof coating film as claimed in claim 1, which is characterized in that: the surface coating is an anticorrosive paint coating, the surface coating is uniformly covered in the annular concave-convex grains on the outer surface of the outer layer PVC pipe, and the outer layer PVC pipe and the waterproof film interlayer form an integrated structure which is tightly attached to each other.

3. The environment-friendly double-layer PVC pipe with the waterproof coating film as claimed in claim 1, which is characterized in that: the waterproof membrane intermediate layer inboard still is provided with the resistance to compression intermediate layer of PVC material, and the long banding hole groove has still been seted up with the circumferencial direction equidistance to the resistance to compression intermediate layer inboard still is provided with the fire prevention intermediate layer.

4. The environment-friendly double-layer PVC pipe with the waterproof coating film as claimed in claim 3, characterized in that: the fireproof interlayer is a flame-retardant PVC pipe coated with fireproof paint, the fireproof interlayer and the compression-resistant interlayer form a mutually-nested fixed structure at the inner side of the outer layer PVC pipe, and annular hollow grooves are formed in the fireproof interlayer in an equidistant distribution mode.

5. The environment-friendly double-layer PVC pipe with the waterproof coating film as claimed in claim 1, which is characterized in that: the outer waterproof membrane and the inner waterproof membrane are waterproof breathable films made of polytetrafluoroethylene materials, and the outer waterproof membrane, the inner waterproof membrane and the inner PVC pipe form an inner and outer coating structure.

6. The environment-friendly double-layer PVC pipe with the waterproof coating film as claimed in claim 1, which is characterized in that: the draw-in groove has seted up 6 with the circumferencial direction equidistance on the inlayer PVC inside pipe wall, and inlayer waterproof membrane corresponds with the draw-in groove and constitutes fretwork form film structure.

7. The environment-friendly double-layer PVC pipe with the waterproof coating film as claimed in claim 1, which is characterized in that: the separation blade and inlayer water proof membrane through connection, and the separation blade passes through draw-in groove and constitutes inside bellied fixed knot structure with inlayer PVC nest of tubes.