CN220706635U - Plastic concrete composite pipe - Google Patents
Plastic concrete composite pipe Download PDFInfo
- Publication number
- CN220706635U CN220706635U CN202322329515.3U CN202322329515U CN220706635U CN 220706635 U CN220706635 U CN 220706635U CN 202322329515 U CN202322329515 U CN 202322329515U CN 220706635 U CN220706635 U CN 220706635U
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- Prior art keywords
- pipe
- concrete
- plastic
- annular
- lining pipe
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- 239000004567 concrete Substances 0.000 title claims abstract description 68
- 229920003023 plastic Polymers 0.000 title claims abstract description 55
- 239000004033 plastic Substances 0.000 title claims abstract description 55
- 239000002131 composite material Substances 0.000 title claims abstract description 18
- 238000007789 sealing Methods 0.000 claims description 49
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 9
- 210000000078 claw Anatomy 0.000 claims description 8
- 239000010865 sewage Substances 0.000 abstract description 6
- 230000007547 defect Effects 0.000 abstract description 5
- 238000005538 encapsulation Methods 0.000 abstract description 3
- 238000005516 engineering process Methods 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 7
- 239000011150 reinforced concrete Substances 0.000 description 7
- 229920000915 polyvinyl chloride Polymers 0.000 description 5
- 239000004800 polyvinyl chloride Substances 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 238000005299 abrasion Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 210000001503 joint Anatomy 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 229920001903 high density polyethylene Polymers 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Landscapes
- Rigid Pipes And Flexible Pipes (AREA)
Abstract
The utility model discloses a plastic concrete composite pipe, which comprises a concrete pipe and a plastic lining pipe, wherein an inserting port is formed in the outer annular surface of the left end of the concrete pipe, and a bearing port is formed in the inner annular surface of the right end of the concrete pipe; the plastic lining pipe is fixedly embedded on the inner ring surface of the concrete pipe through concrete pouring, the left end of the plastic lining pipe is connected with the first annular end closure plate, the first annular end closure plate is connected with the outer lining pipe, and the outer lining pipe is fixedly embedded in the plug-in port; the right end of the plastic lining pipe is connected with the inner annular edge of the second annular seal head plate, and the outer annular edge of the second annular seal head plate is connected with the bearing lining pipe; the second annular end closure plate is attached to the side wall of the socket, and the receiving liner tube is attached to the inner wall of the socket. The utility model overcomes the defect of the traditional technology that concrete is used as a bearing medium, and can realize the encapsulation and protection of the end positions where the concrete pipes are connected, so as to effectively avoid the problem that sewage in the pipes leaks and corrodes the concrete at the joint positions of the pipelines.
Description
Technical Field
The utility model relates to the technical field of concrete pipelines, in particular to a plastic concrete composite pipe.
Background
At present, along with the continuous expansion of urban scale and the continuous improvement of environmental protection requirements, a large number of drainage and sewage pipelines and large-caliber water pipelines are required. And two common pipes for municipal drainage engineering are provided, namely a reinforced concrete pipe and a plastic pipe.
However, the traditional reinforced concrete pipe has the defects of high rigidity, low manufacturing cost, rough inner wall, high friction resistance, easy leakage of the joint and poor corrosion resistance; the inner wall of the plastic pipe is smooth, the friction resistance coefficient is small, the corrosion resistance is good, the sealing performance is good, the service life is long, but the rigidity is low, the rigidity of the plastic pipe needs to be increased, the thickness of the pipe wall is required to be increased, and the cost is high.
In the prior art, application number CN200820078633.4 discloses a composite reinforced concrete lining modified polyvinyl chloride drain pipe, which comprises a pipe body, wherein the composite reinforced concrete lining modified polyvinyl chloride drain pipe is a concrete or reinforced concrete pipe body, a lining modified polyvinyl chloride layer is arranged in the pipe body, and the modified polyvinyl chloride layer is tightly fixed on the inner wall of the pipe and is poured into a whole with the pipe body. The modified polyvinyl chloride layer is tightly attached to the inner wall of the pipe, so that the combination of the performances of the traditional reinforced concrete pipe and the traditional reinforced concrete plastic pipe is realized, but the pipe orifice position where the two pipes are connected is only sealed by adopting sealing paste, so that the problem that the sealing is not tight and the interface is easy to leak exists at the position where the two pipes are connected during construction due to the fact that the socket is arranged improperly.
Disclosure of Invention
Aiming at the defects of the prior art, the utility model provides the plastic concrete composite pipe, which overcomes the defects of the prior art, has reasonable design, and can realize the encapsulation and protection of the end surface positions where the concrete pipes are connected so as to effectively avoid the problem that sewage in a pipeline leaks and corrodes the concrete pipes at the pipeline joint positions.
In order to achieve the above purpose, the utility model is realized by the following technical scheme:
the plastic-concrete composite pipe comprises a concrete pipe and a plastic lining pipe, wherein an inserting port is formed in the outer ring surface of the left end of the concrete pipe, and a bearing port is formed in the inner ring surface of the right end of the concrete pipe;
the plastic lining pipe is fixedly embedded on the inner ring surface of the concrete pipe, the left end of the plastic lining pipe is connected with the inner ring edge of the first annular sealing plate, the outer ring edge of the first annular sealing plate is connected with the end part of the outer lining pipe, and the outer lining pipe is fixedly embedded in the inserting port; the right end of the plastic lining pipe is connected with the inner annular edge of the second annular seal head plate, and the outer annular edge of the second annular seal head plate is connected with the bearing lining pipe; the second annular sealing head plate is attached to the side wall of the socket, the receiving liner tube is attached to the inner wall of the socket, and the outer surface of the outer liner tube is matched with the inner wall of the receiving liner tube.
Preferably, the outer surface of the plastic lining pipe is uniformly provided with a plurality of protruding connecting claws, and the protruding connecting claws are of an inverted truncated cone-shaped structure with wide outside and narrow inside.
Preferably, an annular sealing groove is formed in the outer surface of the outer lining pipe, and a rubber water stop sealing ring is fixedly installed in the annular sealing groove.
Preferably, a plurality of tooth-shaped sealing strips are arranged on the outer surface of the rubber water stop sealing ring, and a hollow annular cavity is arranged in the middle of the rubber water stop sealing ring.
Preferably, a plurality of feeding holes are formed in the surface of the second annular sealing plate.
The utility model provides a plastic concrete composite pipe. The beneficial effects are as follows: firstly, the inner wall of the concrete pipe is embedded with the plastic lining pipe, and the plastic lining pipe has high abrasion resistance coefficient and smooth inner wall due to good rigidity of the concrete layer, so that the composite effect is better than that of the common concrete pipe and plastic pipe. In addition, the left end face of the concrete pipe is wrapped through the first annular sealing plate and the outer lining pipe, and the right end face of the concrete pipe is wrapped through the second annular sealing plate and the bearing lining pipe, so that the sealing protection of the end face position where the concrete pipe is connected can be realized, and the problem that sewage in a pipeline leaks and corrodes the concrete pipe at the pipeline interface position can be effectively avoided; the sealing effect on the connection part of the socket and the plug-in port is realized through the action of the rubber water-stop sealing ring.
Drawings
In order to more clearly illustrate the utility model or the technical solutions in the prior art, the drawings used in the description of the prior art will be briefly described below.
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic diagram of a part of the present utility model;
FIG. 3 is a schematic diagram of a portion of a second embodiment of the present utility model;
FIG. 4 is a schematic structural view of a rubber water stop seal ring according to the present utility model;
the reference numerals in the figures illustrate:
1. a concrete pipe; 2. a plastic liner tube; 3. an interface; 4. a socket; 5. a first annular end closure plate; 6. an outer liner; 7. the second annular end closure plate; 8. receiving a liner tube; 9. a protruding connecting claw; 10. an annular seal groove; 11. rubber water-stop sealing rings; 12. tooth-shaped sealing strips; 13. a hollow annular cavity; 14. and a feed hole.
Detailed Description
In order to make the objects, technical solutions and advantages of the present utility model more apparent, the technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings.
1-3, a plastic concrete composite pipe comprises a concrete pipe 1 and a plastic lining pipe 2, wherein an inserting port 3 is formed on the outer annular surface of the left end of the concrete pipe 1, and a bearing port 4 is formed on the inner annular surface of the right end of the concrete pipe 1;
the plastic lining pipe 2 is fixedly embedded on the inner ring surface of the concrete pipe 1 through concrete pouring, the left end of the plastic lining pipe 2 is connected with the inner ring edge of the first annular sealing plate 5, the outer ring edge of the first annular sealing plate 5 is connected with the end part of the outer lining pipe 6, and the outer lining pipe 6 is fixedly embedded in the inserting port 3; the right end of the plastic lining pipe 2 is connected with the inner annular edge of the second annular seal head plate 7, and the outer annular edge of the second annular seal head plate 7 is connected with the bearing lining pipe 8; the second annular end closure plate 7 is attached to the side wall of the socket 4, the receiving liner tube 8 is attached to the inner wall of the socket 4, and the outer surface of the outer liner tube 6 is attached to the inner wall of the receiving liner tube 8.
Wherein, the plastic lining pipe 2, the first annular seal head plate 5, the outer lining pipe 6, the second annular seal head plate 7 and the bearing lining pipe 8 are all made of all plastic materials, and are manufactured into an integrated structure by adopting a winding mode through an extruder by utilizing a shaping die.
Working principle:
in this embodiment, the plastic lining pipe 2 is first embedded in the inner wall of the concrete pipe 1, and the wall thickness of the plastic lining pipe 2 is very thin and can be 1/10-1/5 of the thickness of the concrete pipe 1, so even though the whole pipeline has the possibility of expansion caused by heat and contraction caused by cold, the difference between the wall thickness of the plastic lining pipe 2 and the thermal expansion caused by the concrete layer is negligible, thereby ensuring the integrity of the pipe wall. The concrete layer has good rigidity, the plastic lining pipe 2 has high abrasion resistance coefficient, the inner wall is smooth, and the excellent water flow characteristic is achieved, so that the comprehensive effect is better than that of the common concrete pipe and plastic pipe.
In addition, through the first annular seal head plate 5 and the outer lining pipe 6 that the left end set up of bushing pipe 2 in the plastics to wrap up the left end face of concrete pipe 1, through the second annular seal head plate 7 that the bushing pipe 2 right-hand member set up in the plastics and accept bushing pipe 8 in order to wrap up the right-hand member face of concrete pipe 1, thereby can realize carrying out encapsulation protection to the terminal surface position that concrete pipe 1 is connected, in order to effectively avoid the sewage in the pipeline to carry out the problem of seepage corruption to concrete pipe 1 in pipeline interface position department.
In the second embodiment, as a further preferable scheme of the first embodiment, a plurality of protruding connecting claws 9 are uniformly arranged on the outer surface of the plastic lining pipe 2, and the protruding connecting claws 9 are of an inverted truncated cone-shaped structure with wide outside and narrow inside. The impact force during filling of concrete can be resisted through the convex connecting claw 9, and meanwhile, the inverted circular truncated cone-shaped structure can be firmly embedded into the concrete, so that the plastic lining pipe 2 is prevented from falling off from the inside of the concrete pipe 1.
In the third embodiment, as a further preferable scheme of the first embodiment, an annular sealing groove 10 is formed on the outer surface of the outer lining pipe 6, and a rubber water stop sealing ring 11 is fixedly installed in the annular sealing groove 10. Therefore, when two pipelines are in butt joint, the socket 4 at the right end of one pipeline can be matched and sleeved with the plug connector 3 at the left end of the other pipeline, and the effect of the rubber water stop sealing ring 11 is utilized to isolate the contact between the medium in the pipeline and the concrete, so that the defect that the traditional technology is carried by the concrete bearing medium is overcome, the end position where the concrete pipes are connected can be packaged and protected, and then the sealing effect of the connection part of the socket 4 and the plug connector 3 is effectively realized, and the problem that the sewage in the pipe leaks and corrodes the concrete at the position of the pipeline interface is effectively avoided.
In the fourth embodiment, as shown in fig. 3, as a further preferable scheme of the third embodiment, a three-layer tooth-shaped sealing strip 12 is arranged on the outer surface of the rubber sealing ring 11, and a hollow annular cavity 13 is arranged in the middle of the rubber sealing ring 11. The sealing performance of the butt joint position of two pipelines is effectively improved through the three-layer toothed sealing strip 12, and the toothed sealing strip 12 has a certain deformation amount, so that when two pipelines are sleeved with each other through the socket 4 and the plug port 3, the toothed sealing strip 12 can be deformed in cooperation with the extrusion action during the sleeved connection. In addition, in the embodiment, the hollow annular cavity 13 is arranged in the middle of the rubber water-stop sealing ring 11, so that when two sections of pipelines are connected, the whole rubber water-stop sealing ring 11 can also have a certain deformation amount, and the sealing effect of the connecting part of the end faces of the pipelines is further ensured.
In the fifth embodiment, as a further preferable scheme of the first embodiment, a plurality of feeding holes 14 are formed on the surface of the second annular end enclosure plate 7. Through the feed openings 14 to effect casting of the concrete.
When the plastic concrete composite pipe is manufactured, the inner mold is firstly erected, the plastic inner liner pipe 2 is arranged on the outer surface of the inner mold, and because the plastic inner liner pipe 2, the first annular end socket plate 5, the outer liner pipe 6, the second annular end socket plate 7 and the receiving liner pipe 8 are of an integrated structure, the corresponding positions of the plastic inner liner pipe 2, the first annular end socket plate 5, the outer liner pipe 6, the second annular end socket plate 7 and the receiving liner pipe 8 are fixed at the moment, reinforcement is then carried out, the outer mold is sleeved, concrete is poured between the plastic inner liner pipe 2 and the outer mold through the feeding holes 14 on the surface of the second annular end socket plate 7, so that the concrete pipe 1 is formed, and then the inner mold and the outer mold are removed, so that the plastic concrete composite pipe structure of the embodiment can be formed.
The above embodiments are only for illustrating the technical solution of the present utility model, and are not limiting; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present utility model.
Claims (5)
1. A plastic concrete composite pipe, characterized in that: the concrete pipe comprises a concrete pipe (1) and a plastic lining pipe (2), wherein an inserting port (3) is formed in the outer ring surface of the left end of the concrete pipe (1), and a bearing port (4) is formed in the inner ring surface of the right end of the concrete pipe (1);
the plastic lining pipe (2) is fixedly embedded on the inner ring surface of the concrete pipe (1), the left end of the plastic lining pipe (2) is connected with the inner ring edge of the first annular sealing plate (5), the outer ring edge of the first annular sealing plate (5) is connected with the end part of the outer lining pipe (6), and the outer lining pipe (6) is fixedly embedded in the inserting port (3); the right end of the plastic lining pipe (2) is connected with the inner annular edge of the second annular sealing plate (7), and the outer annular edge of the second annular sealing plate (7) is connected with the bearing lining pipe (8); the second annular sealing head plate (7) is attached to the side wall of the socket (4), the bearing liner tube (8) is attached to the inner wall of the socket (4), and the outer surface of the outer liner tube (6) is matched with the inner wall of the bearing liner tube (8).
2. A plastic concrete composite pipe according to claim 1, wherein: the plastic lining pipe (2) is characterized in that a plurality of protruding connecting claws (9) are uniformly arranged on the outer surface of the plastic lining pipe (2), and the protruding connecting claws (9) are of an inverted truncated cone-shaped structure with wide outside and narrow inside.
3. A plastic concrete composite pipe according to claim 1, wherein: an annular sealing groove (10) is formed in the outer surface of the outer lining pipe (6), and a rubber water stop sealing ring (11) is fixedly installed in the annular sealing groove (10).
4. A plastic concrete composite pipe according to claim 3, wherein: the outer surface of the rubber water-stop sealing ring (11) is provided with a plurality of tooth-shaped sealing strips (12), and a hollow annular cavity (13) is arranged in the middle of the rubber water-stop sealing ring (11).
5. A plastic concrete composite pipe according to claim 1, wherein: and a plurality of feeding holes (14) are formed in the surface of the second annular sealing plate (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322329515.3U CN220706635U (en) | 2023-08-29 | 2023-08-29 | Plastic concrete composite pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322329515.3U CN220706635U (en) | 2023-08-29 | 2023-08-29 | Plastic concrete composite pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220706635U true CN220706635U (en) | 2024-04-02 |
Family
ID=90440683
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322329515.3U Active CN220706635U (en) | 2023-08-29 | 2023-08-29 | Plastic concrete composite pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220706635U (en) |
-
2023
- 2023-08-29 CN CN202322329515.3U patent/CN220706635U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |