阅读说明：本技术 一种低密度型城市修复内衬管 (Low-density urban restoration lining pipe ) 是由 潘忠文 谢纯 于 2020-12-02 设计创作，主要内容包括：本发明公开了一种低密度型城市修复内衬管,包括光固化层、透光层、反射条、粘性层和PMMA层,其中透光层和反射条分别设置在光固化层内,且透光层和反射条一起呈间隔设置在光固化层的周向上,其中,粘性层设置在光固化层的外壁,PMMA层设置在光固化层的内壁；通过在光固化层内设置颗粒气泡,大大降低内衬管的密度,减轻质量,设置狭缝并填充透光层,增加了光固化层的透光性能,通过设置反射条,增加光线的强度；该内衬管能够减轻重量,大大降低内衬管的密度,使得在城市管道的修复过程中减少对原管道和周围地质的影响,适应地层能力增强。(The invention discloses a low-density urban restoration lining pipe which comprises a light curing layer, a light transmitting layer, reflection strips, an adhesive layer and a PMMA layer, wherein the light transmitting layer and the reflection strips are respectively arranged in the light curing layer, and the light transmitting layer and the reflection strips are arranged in the circumferential direction of the light curing layer at intervals; the light-transmitting layer is filled with the slits, so that the light-transmitting performance of the light-curing layer is improved, and the intensity of light is improved by arranging the reflecting strips; the lining pipe can reduce the weight, greatly reduce the density of the lining pipe, reduce the influence on the original pipeline and surrounding geology in the repairing process of the urban pipeline and enhance the capability of adapting to the stratum.)

1. The low-density urban restoration lining pipe is characterized by comprising a light curing layer serving as a main body part, wherein multiple granular bubbles filled in the whole light curing layer are arranged inside the light curing layer to form a multi-pore structure, a plurality of slits are formed in the light curing layer in the circumferential direction and are distributed along the extending direction of a pipe wall, the width among the slits is 1-2 cm, reflecting strips are arranged at the inner ends of the slits, a light transmitting layer is filled in the slits and clings to the reflecting strips, a PMMA layer is arranged on the inner wall of the light curing layer to prevent corrosion and rapid wear, and an adhesive layer is arranged on the outer wall of the light curing layer to connect the lining pipe to the inner wall of an urban pipeline.

2. The low-density urban restoration lining pipe according to claim 1, wherein the PMMA layer is formed by coating glue containing PMMA fine powder, the particle size of the PMMA powder is less than or equal to 0.05mm, and the coating thickness of the PMMA is 0.3-1 mm.

3. The low-density urban restoration lining pipe according to claim 1, wherein the multi-particle bubbles are uniformly distributed in the photocuring layer, and the particle size of the bubbles is 1-5 mm.

4. The low-density urban restoration lining pipe according to claim 1, wherein the reflecting strips are made of a material with light reflection, and comprise a silver layer plated at the inner end of the slit and a reflective paint coated at the inner end of the slit.

5. The urban restoration lining pipe according to claim 1, wherein the light curing layer is made of photosensitive resin.

6. The urban restoration lining pipe according to claim 1, wherein the adhesive layer is made of polymer resin, and in use, the adhesive layer adheres to the inner wall of the urban pipeline.

7. The low-density urban restoration lining pipe according to claim 1, wherein when the lining pipe is used for restoring urban pipelines, the inner wall of the original lining pipe is the outer side of the original lining pipe, and the outer wall of the original lining pipe is the inner side of the original lining pipe when the original lining pipe is turned inside and outside.

Technical Field

The invention relates to the technical field of urban pipeline repair, in particular to a low-density urban repair lining pipe.

Background

Along with the process of urbanization, the total construction amount of drainage pipelines is continuously increased, urban drainage pipe networks are indispensable important infrastructures in modern cities, are basic industries with global and precedent influences on urban economic development, are the backbone of urban water pollution control and urban drainage and flood control, are important marks for measuring the level of the modern cities, and after long-term use, a part of pipeline facilities begin to age, need to be maintained and repaired in time, are buried in various pipelines under roads, and have bad foundations due to vibration of vehicles on the roads and the pipelines, and corrosive sewage, harmful gas, etc., the underground pipeline can generate the phenomena of crack, damage, pipe joint dislocation and corrosion in the pipe, if the pipeline is not detected, maintained and cleaned in time, accidents can be caused, and unnecessary loss is caused.

The lining pipe used in the process of pipeline repair in the prior art is large in weight generally, and can repair urban pipelines, but requirements can be provided for original pipelines and geological environments at the same time, and geological strength, load bearing and the like can be affected.

Disclosure of Invention

The invention aims to provide a low-density urban restoration lining pipe which can reduce the weight and greatly reduce the density of the lining pipe, so that the influence on an original pipeline and surrounding geology is reduced in the urban pipeline restoration process, and the adaptability to stratum capability enhancement is realized.

The embodiment of the invention is realized by the following steps:

the utility model provides a bushing pipe in low density type urban restoration, it includes the photocuring layer as the main part, the inside of photocuring layer has the inside many granule bubbles of full whole photocuring layer, form porous structure, the photocuring layer is provided with a plurality of slits along circumference, the slit is arranged along pipe wall extending direction, the width between the slit is 1 ~ 2cm, the inner of slit is provided with the reflection strip, the printing opacity layer is filled in the slit and is hugged closely the reflection strip, the inner wall of photocuring layer is provided with the PMMA layer, in order to prevent corrosion and quick wearing and tearing, the outer wall of photocuring layer is provided with the viscidity layer, in order to connect at urban duct inner wall with the bushing pipe.

In a preferred embodiment of the present invention, the PMMA layer is formed by coating a glue containing PMMA fine powder, the particle size of the PMMA powder is 0.05mm or less, and the coating thickness of the PMMA is 0.3 to 1 mm.

In a preferred embodiment of the present invention, the multi-particle bubbles are uniformly distributed in the photo-curing layer, and the particle size of the bubbles is in a range of 1 to 5 mm.

In a preferred embodiment of the present invention, the reflective strips are made of a material with light reflection, and include a silver layer plated on the inner end of the slit, and a reflective paint coated on the inner end of the slit.

In a preferred embodiment of the present invention, the light curing layer is made of photosensitive resin.

In a preferred embodiment of the present invention, the adhesive layer is made of a polymer resin, and the adhesive layer is adhered to the inner wall of the urban duct in use.

In a preferred embodiment of the present invention, when the inner lining pipe is used for repairing an urban pipeline, the inner wall of the repaired inner lining pipe is the outer side of the original inner lining pipe, and the inner wall of the repaired inner lining pipe is the inner side of the original inner lining pipe.

The invention has the beneficial effects that:

the light curing layer is provided with the spaced slits and is filled with the light transmission layer, so that the light transmission performance of the light curing layer is improved, and partial light is reflected by arranging the reflecting strips at the inner ends of the slits, so that the intensity of the light is increased; the lining pipe can reduce the weight, greatly reduce the density of the lining pipe, reduce the influence on the original pipeline and surrounding geology in the repairing process of the urban pipeline and enhance the capability of adapting to the stratum.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments are briefly described below, and it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope.

Drawing (A)1Is a section view of the low-density urban restoration lining pipe;

drawing (A)2Is a schematic use view of the lining pipe of the invention;

drawing (A)3Is a cross-sectional view of another low-density urban restoration lining pipe of the invention;

icon: 1-a light-cured layer; 2-a light-transmitting layer; 3-a reflective strip; 4-an adhesive layer; 5-PMMA layer.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, 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 some, but not all, embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.

First embodiment

Referring to fig. 1 and fig. 2, the present embodiment provides a low-density city repair lining pipe, which includes a light cured layer 1, a light transparent layer 2, a reflective strip 3, an adhesive layer 4 and a PMMA layer 5, wherein the light transmission layer 2 and the reflection strips 3 are respectively arranged in the light curing layer 1, and the light transmission layer 2 and the reflection strips 3 are arranged at intervals on the circumference of the light curing layer 1, wherein, the adhesive layer 4 is arranged on the outer wall of the light curing layer 1, the PMMA layer 5 is arranged on the inner wall of the light curing layer 1, the lining pipe is an original repair lining pipe after being turned over, when the original lining pipe is used, the lining pipe is attached along the inner wall of the urban pipeline by introducing gas into one end of the original lining pipe, the inside and the outside of the original lining pipe are turned over simultaneously, when the urban pipeline is repaired, the original lining pipe is turned inside and outside, so that the inner wall of the repaired lining pipe is the outer side of the original lining pipe, and the inner wall of the repaired lining pipe is the inner side of the original lining pipe.

The light curing layer 1 of the present embodiment is used as a main body part, the shape of the light curing layer 1 is a pipe shape, the light curing layer 1 is made of photosensitive resin, the light curing layer 1 adopted in the present embodiment is made of an existing curing material sensitive to ultraviolet light, that is, curing is performed under irradiation of ultraviolet light, the inside of the light curing layer 1 is provided with a plurality of granular bubbles which are filled in the whole light curing layer 1, the plurality of granular bubbles are formed by filling the whole light curing layer 1 with a large number of granular bubbles, so that a porous structure is formed, the grain size of the bubbles, that is, the grain size of the bubbles is 2mm, and a large number of granular bubbles are uniformly distributed in the light curing layer 1, so that the density of the light curing layer 1 is obviously reduced, pressure application to urban pipelines can be reduced, the influence of gravity on a repairing material is reduced.

The light curing layer 1 is in a pipe shape, the structure of the light curing layer 1 can be seen through the cross section of the light curing layer, namely, the light curing layer 1 is in a circle structure in the circumferential direction, a plurality of slits are arranged on the light curing layer 1 in the circumferential direction, the slits are arranged in the extending direction of the pipe wall, the plurality of slits are arranged in parallel and are in a ring shape, the width between the slits is 1cm, the width between adjacent slits is larger than that of the slits, a reflecting strip 3 is arranged at the inner end of each slit, an opening is arranged at the outer end of each slit at the inner side of the light curing layer 1, a light transmitting layer 2 is filled in each slit and is tightly attached to each reflecting strip 3, the opening of each slit is sealed by the light transmitting layer 2, each reflecting strip 3 is made of a material with reflecting light, a silver layer is plated at the inner end of each slit, namely the innermost position of each slit, so that light entering, the light transmittance of the light curing layer 1 is reduced due to the arrangement of the particle bubbles, and the influence of the light transmittance is reduced due to the arrangement of the slits and the light transmitting layer 2, so that the curing effect of the light curing layer 1 is enhanced.

The inner wall of the light curing layer 1 is provided with a PMMA layer 5 to prevent corrosion and rapid wear, the PMMA layer 5 of the embodiment is formed by coating glue containing PMMA fine powder, namely a layer of PMMA glue is coated on the outer side of the original lining pipe, when the PMMA-coated light curing layer is used, the PMMA layer 5 is turned to the inner wall of the lining pipe, the particle size of PMMA powder is 0.05mm, and the coating thickness of PMMA is 1 mm; the outer wall of photocuring layer 1 is provided with adhesive layer 4 to connect interior bushing pipe at the urban duct inner wall, and adhesive layer 4 is made for polymeric resin, and adhesive layer 4 of this embodiment is uv photocuring resin, and during the use, the inboard upset of former interior bushing pipe for adhesive layer 4 adhesion is at the inner wall of urban duct.

Second embodiment

Referring to fig. 3, the second embodiment is substantially the same as the first embodiment, except that the reflective strips are made of different materials, bubble sizes and slit widths, and the low-density type city repairing lining pipe provided by this embodiment comprises a light-cured layer 1, a light-transmitting layer 2, a reflective strip 3, an adhesive layer 4 and a PMMA layer 5, wherein the light-transmitting layer 2 and the reflective strip 3 are respectively disposed in the light-cured layer 1, and the light-transmitting layer 2 and the reflective strip 3 are disposed at intervals in the circumferential direction of the light-cured layer 1, wherein the adhesive layer 4 is disposed on the outer wall of the light-cured layer 1, the PMMA layer 5 is disposed on the inner wall of the light-cured layer 1, the lining pipe is an original repairing lining pipe after being turned over, when the original lining pipe is used, the lining pipe is attached along the inner wall of the city pipeline by introducing gas at one end, and the inside and outside of the original lining pipe are turned over, when the, the inner wall of the repaired lining pipe is the outer side of the original lining pipe and the inner wall of the repaired lining pipe is the inner side of the original lining pipe after the original lining pipe is turned over.

The light curing layer 1 of the present embodiment is used as a main body part, the shape of the light curing layer 1 is a pipe shape, the light curing layer 1 is made of photosensitive resin, the light curing layer 1 adopted in the present embodiment is made of an existing curing material sensitive to ultraviolet light, that is, curing is performed under irradiation of ultraviolet light, the inside of the light curing layer 1 is provided with a plurality of granular bubbles which are filled in the whole light curing layer 1, the plurality of granular bubbles are formed by filling the whole light curing layer 1 with a large number of granular bubbles, so that a porous structure is formed, the grain size of the bubbles, that is, the grain size of the bubbles is 5mm, and a large number of granular bubbles are uniformly distributed in the light curing layer 1, so that the density of the light curing layer 1 is obviously reduced, pressure application to urban pipelines can be reduced, the influence of gravity on a repairing material is reduced.

The light curing layer 1 is in a pipe shape, the structure of the light curing layer 1 can be seen through the cross section of the light curing layer, namely, the light curing layer 1 is in a circle structure in the circumferential direction, a plurality of slits are arranged on the light curing layer 1 in the circumferential direction, the slits are arranged in the extending direction of the pipe wall, the plurality of slits are arranged in parallel and are in a ring shape, the width between the slits is 2cm, the width between adjacent slits is larger than that of the slits, a reflecting strip 3 is arranged at the inner end of each slit, an opening is arranged at the outer end of each slit on the inner side of the light curing layer 1, a light transmitting layer 2 is filled in each slit and is tightly attached to each reflecting strip 3, the opening of each slit is sealed by the light transmitting layer 2, each reflecting strip 3 is made of a material with reflecting light rays, a layer of reflecting paint is plated at the inner end of each slit, namely the innermost position of each slit, so that the, the light transmittance of the light curing layer 1 is reduced due to the arrangement of the particle bubbles, and the influence of the light transmittance is reduced due to the arrangement of the slits and the light transmitting layer 2, so that the curing effect of the light curing layer 1 is enhanced.

The inner wall of the light curing layer 1 is provided with a PMMA layer 5 to prevent corrosion and rapid wear, the PMMA layer 5 of the embodiment is formed by coating glue containing PMMA fine powder, namely a layer of PMMA glue is coated on the outer side of the original lining pipe, when the PMMA-coated light curing layer is used, the PMMA layer 5 is turned to the inner wall of the lining pipe, the particle size of PMMA powder is 0.05mm, and the coating thickness of PMMA is 1 mm; the outer wall of photocuring layer 1 is provided with adhesive layer 4 to connect interior bushing pipe at the urban duct inner wall, and adhesive layer 4 is made for polymeric resin, and adhesive layer 4 of this embodiment is uv photocuring resin, and during the use, the inboard upset of former interior bushing pipe for adhesive layer 4 adhesion is at the inner wall of urban duct.

To sum up, in the embodiment of the present invention, the light curing layer forms the whole structure of the lining tube, the particle bubbles are arranged in the light curing layer, so that the density of the lining tube is greatly reduced, the weight is reduced, but the light transmittance is affected, the light curing layer is provided with the spaced slits and filled with the light transmittance layer, so that the light transmittance of the light curing layer is increased, and the reflecting strips are arranged at the inner ends of the slits, so that part of light is reflected, and the intensity of the light is increased; the lining pipe can reduce the weight, greatly reduce the density of the lining pipe, reduce the influence on the original pipeline and surrounding geology in the repairing process of the urban pipeline and enhance the capability of adapting to the stratum.

This description describes examples of embodiments of the invention, and is not intended to illustrate and describe all possible forms of the invention. It will be appreciated by those of ordinary skill in the art that the embodiments described herein are intended to assist the reader in understanding the principles of the invention and are to be construed as being without limitation to such specifically recited embodiments and examples. Those skilled in the art can make various other specific changes and combinations based on the teachings of the present invention without departing from the spirit of the invention, and these changes and combinations are within the scope of the invention.