CN211231907U - Anti-compression explosion-proof pipeline - Google Patents
Anti-compression explosion-proof pipeline Download PDFInfo
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- CN211231907U CN211231907U CN201922360698.9U CN201922360698U CN211231907U CN 211231907 U CN211231907 U CN 211231907U CN 201922360698 U CN201922360698 U CN 201922360698U CN 211231907 U CN211231907 U CN 211231907U
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Abstract
The utility model relates to the technical field of pipelines, in particular to a compression-resistant explosion-proof pipeline, which comprises an inner pipe layer, a middle pipe layer and an outer corrugated pipe layer, wherein the inner pipe layer is arranged inside the middle pipe layer, a gap layer is formed between the inner wall of the middle pipe layer and the outer wall of the inner pipe layer, and the outer corrugated pipe layer is arranged outside the middle pipe layer; the utility model provides an explosion-proof pipeline of resistance to compression, simple structure mainly used drainage is used, when the inner pipe layer appears the great displacement, through setting up a pressure release hole, effectively plays an explosion-proof effect, and the inner pipe layer adopts rubber materials, has very good explosion-proof effect, is used as the protection by outer ripple tubular layer again, and the life is of a long time, can not appear because the big condition that bursts of drainage pressure; and the heat preservation layer is arranged, so that the heat preservation can be carried out on the pipeline, and the anti-freezing effect of the pipeline is improved.
Description
Technical Field
The utility model relates to the technical field of pipelines, concretely relates to explosion-proof pipeline of resistance to compression.
Background
PE, the acronym for polyethylene, has excellent resistance to most domestic and industrial chemicals. The plastic pipeline in China develops rapidly and the quality is improved continuously. At present, plastic pipe industries mainly including polyvinyl chloride (PVC-U) pipes, Polyethylene (PE) pipes, and polypropylene (PP-R) pipes have been primarily formed. Among them, Polyethylene (PE) pipes are widely used in building water supply, building drainage, buried drainage pipes, building heating, gas distribution, gas transmission pipes, protective sleeves for electricians and telecommunications, industrial pipes, agricultural pipes, etc. because of their characteristics of high strength, corrosion resistance, non-toxicity, etc. It is mainly applied to urban water supply, urban gas supply and farmland irrigation. A high-density polyethylene double-wall corrugated pipe is a novel pipe with an outer wall with an annular structure and a smooth inner wall, and is firstly developed in Germany in the early 80 s. After more than ten years of development and improvement, the product series is developed from a single variety to a complete product series. The production process and the use technology are mature at present. Due to the excellent performance and the relatively economic cost, the method has been greatly popularized and applied in developed countries such as Europe and America. With the increasing use of double-wall corrugated pipe, it is increasingly used in the bottom water pipeline.
The corrugated pipe is usually laid underground, and the plastic corrugated pipe non-pressure pipeline laid underground bears external load and pressure, so that the improvement of the pressure resistance of the plastic corrugated pipe non-pressure pipeline is particularly critical.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects of the prior art, the utility model aims to solve the technical problems that: the pressure-resistant explosion-proof pipeline is simple in structure and long in service life.
In order to solve the technical problem, the utility model discloses a technical scheme be: the pressure-resistant explosion-proof pipeline is characterized by comprising an inner pipe layer, a middle pipe layer and an outer corrugated pipe layer, wherein the inner pipe layer is arranged inside the middle pipe layer, a gap layer is formed between the inner wall of the middle pipe layer and the outer wall of the inner pipe layer, and the outer corrugated pipe layer is arranged outside the middle pipe layer;
the wall of the inner pipe layer is provided with more than one pressure relief hole, the outer side end of each pressure relief hole is opened, the inner wall of each pressure relief hole is provided with a silica gel layer, the opening end of each pressure relief hole is sealed by the silica gel layer, a heat insulation layer is arranged between the inner pipe layer and the outer corrugated pipe layer, and a V-shaped reinforcing rib is clamped in the heat insulation layer.
Wherein, the inner wall of the inner pipe layer is provided with a plurality of first positioning concave holes, the outer wall of the inner pipe layer is provided with a second positioning concave hole right facing the first positioning concave hole, and a support ball is arranged between the first positioning concave hole and the second positioning concave hole.
The supporting ball is made of rubber materials, and two ends of the supporting ball are respectively positioned and arranged in the first positioning concave hole and the second positioning concave hole.
The middle tube layer is made of PVC materials, and the inner tube layer is made of rubber materials.
Wherein, the pressure release hole open end is the horn mouth shape.
Wherein, the heat preservation layer is an asbestos layer.
Wherein, outer ripple outside of tubes layer coating has the wearing layer that thickness is 2 ~ 3 mm.
The beneficial effects of the utility model reside in that: the utility model provides an explosion-proof pipeline of resistance to compression, simple structure mainly used drainage is used, when the inner pipe layer appears the great displacement, through setting up a pressure release hole, effectively plays an explosion-proof effect, and the inner pipe layer adopts rubber materials, has very good explosion-proof effect, is used as the protection by outer ripple tubular layer again, and the life is of a long time, can not appear because the big condition that bursts of drainage pressure; and the heat preservation layer is arranged, so that the heat preservation can be carried out on the pipeline, and the anti-freezing effect of the pipeline is improved.
Drawings
Fig. 1 is a schematic structural view of a pressure-resistant explosion-proof pipeline according to an embodiment of the present invention;
FIG. 2 is a side cross-sectional view of a pressure resistant and explosion proof pipe according to an embodiment of the present invention;
description of reference numerals:
1. an inner tube layer; 11. a pressure relief vent; 12. a silica gel layer; 2. a middle tube layer; 21. a heat-insulating layer; 22. supporting the balls; 3. an outer corrugated pipe layer.
Detailed Description
In order to explain the technical content, the objects and the effects of the present invention in detail, the following description is made with reference to the accompanying drawings in combination with the embodiments.
Referring to fig. 1 and 2, the pressure-resistant and explosion-proof pipe of the present invention includes an inner pipe layer 1, a middle pipe layer 2 and an outer corrugated pipe layer 3, wherein the inner pipe layer 1 is disposed inside the middle pipe layer 2, a gap layer is formed between an inner wall of the middle pipe layer 2 and an outer wall of the inner pipe layer 1, and the outer corrugated pipe layer 3 is disposed outside the middle pipe layer 2;
more than one pressure relief hole 11 is formed in the wall of the inner pipe layer 1, the outer side end of each pressure relief hole 11 is open, a silica gel layer 12 is arranged on the inner wall of each pressure relief hole 11, the open end of each pressure relief hole 11 is sealed by the silica gel layer 12, a heat insulation layer 21 is arranged between the inner pipe layer 2 and the outer corrugated pipe layer 3, and a V-shaped reinforcing rib is clamped in the heat insulation layer 21.
As can be seen from the above description, the utility model has the advantages that: the utility model provides an explosion-proof pipeline of resistance to compression, simple structure mainly used drainage is used, when the inner pipe layer appears the great displacement, through setting up a pressure release hole, effectively plays an explosion-proof effect, and the inner pipe layer adopts rubber materials, has very good explosion-proof effect, is used as the protection by outer ripple tubular layer again, and the life is of a long time, can not appear because the big condition that bursts of drainage pressure; and the heat preservation layer is arranged, so that the heat preservation can be carried out on the pipeline, and the anti-freezing effect of the pipeline is improved.
Further, 2 inner walls on well pipe layer are provided with a plurality of first location shrinkage pools, 1 outer wall of interior pipe layer just is provided with the second location shrinkage pool to first location shrinkage pool, set up support ball 22 between first location shrinkage pool and the second location shrinkage pool.
Further, the support ball 22 is made of a rubber material, and two ends of the support ball 22 are respectively positioned and arranged in the first positioning concave hole and the second positioning concave hole.
Further, the middle tube layer 2 is made of a PVC material, and the inner tube layer 1 is made of a rubber material.
As can be seen from the above description, the entire inner pipe layer is suspended in the middle pipe layer, so that when the inner pipe layer is shaken or expanded, the inner pipe layer is supported by the support balls and does not contact with the inner wall of the middle pipe layer; the rubber material is adopted to mainly play a role in expansion and yielding, and the water pipe is prevented from bursting due to overlarge pressure.
Further, the opening end of the pressure relief hole 11 is in a bell mouth shape.
Further, the heat insulation layer 21 is an asbestos layer.
Further, the outer wall of the outer corrugated pipe layer 3 is coated with a wear-resistant layer with the thickness of 2-3 mm.
Referring to fig. 1 and fig. 2, a first embodiment of the present invention is:
a pressure-resistant explosion-proof pipeline comprises an inner pipe layer 1, a middle pipe layer 2 and an outer corrugated pipe layer 3, wherein the inner pipe layer 1 is arranged inside the middle pipe layer 2, a gap layer is formed between the inner wall of the middle pipe layer 2 and the outer wall of the inner pipe layer 1, and the outer corrugated pipe layer 3 is arranged outside the middle pipe layer 2;
more than one pressure relief hole 11 is formed in the wall of the inner pipe layer 1, the outer side end of each pressure relief hole 11 is open, a silica gel layer 12 is arranged on the inner wall of each pressure relief hole 11, the open end of each pressure relief hole 11 is sealed by the silica gel layer 12, a heat insulation layer 21 is arranged between the middle pipe layer 2 and the outer corrugated pipe layer 3, and a V-shaped reinforcing rib is clamped in the heat insulation layer 21;
a plurality of first positioning concave holes are formed in the inner wall of the middle tube layer 2, second positioning concave holes are formed in the outer wall of the inner tube layer 1 opposite to the first positioning concave holes, and supporting balls 22 are arranged between the first positioning concave holes and the second positioning concave holes;
the supporting ball 22 is made of rubber materials, and two ends of the supporting ball 22 are respectively positioned and arranged in the first positioning concave hole and the second positioning concave hole;
the middle tube layer 2 is made of PVC materials, and the inner tube layer 1 is made of rubber materials;
the opening end of the pressure relief hole 11 is in a bell mouth shape;
the heat insulation layer 21 is an asbestos layer;
the outer wall of the outer corrugated pipe layer 3 is coated with a wear-resistant layer with the thickness of 2-3 mm.
In summary, the anti-compression and anti-explosion pipeline provided by the utility model has a simple structure, is mainly used for drainage, and effectively plays an anti-explosion role by arranging a pressure relief hole when the inner pipe layer has a large drainage amount; and the heat preservation layer is arranged, so that the heat preservation can be carried out on the pipeline, and the anti-freezing effect of the pipeline is improved.
The whole inner pipe layer is in a suspended state in the middle pipe layer, so that when the inner pipe layer shakes or expands, the inner pipe layer is supported by the supporting balls and cannot be contacted with the inner wall of the middle pipe layer; the rubber material is adopted to mainly play a role in expansion and yielding, and the water pipe is prevented from bursting due to overlarge pressure.
The above mentioned is only the embodiment of the present invention, and not the limitation of the patent scope of the present invention, all the equivalent transformations made by the contents of the specification and the drawings, or the direct or indirect application in the related technical field, are included in the patent protection scope of the present invention.
Claims (7)
1. The pressure-resistant explosion-proof pipeline is characterized by comprising an inner pipe layer, a middle pipe layer and an outer corrugated pipe layer, wherein the inner pipe layer is arranged inside the middle pipe layer, a gap layer is formed between the inner wall of the middle pipe layer and the outer wall of the inner pipe layer, and the outer corrugated pipe layer is arranged outside the middle pipe layer;
the wall of the inner pipe layer is provided with more than one pressure relief hole, the outer side end of each pressure relief hole is opened, the inner wall of each pressure relief hole is provided with a silica gel layer, the opening end of each pressure relief hole is sealed by the silica gel layer, a heat insulation layer is arranged between the inner pipe layer and the outer corrugated pipe layer, and a V-shaped reinforcing rib is clamped in the heat insulation layer.
2. The pressure-resistant explosion-proof pipeline according to claim 1, wherein a plurality of first positioning concave holes are formed in the inner wall of the inner pipe layer, a second positioning concave hole is formed in the outer wall of the inner pipe layer opposite to the first positioning concave holes, and a support ball is arranged between the first positioning concave hole and the second positioning concave hole.
3. The pressure-resistant explosion-proof pipeline according to claim 2, wherein the supporting ball is made of rubber material, and two ends of the supporting ball are respectively positioned and arranged in the first positioning concave hole and the second positioning concave hole.
4. The pressure resistant and explosion proof pipeline as recited in claim 1, wherein said inner pipe layer is made of PVC material and said inner pipe layer is made of rubber material.
5. The pressure-resistant explosion-proof pipeline according to claim 1, wherein the open end of the pressure relief hole is in a bell mouth shape.
6. The pressure-resistant explosion-proof pipeline according to claim 1, wherein the heat-insulating layer is an asbestos layer.
7. The pressure-resistant explosion-proof pipeline as claimed in claim 1, wherein the outer wall of the outer corrugated pipe layer is coated with a wear-resistant layer with a thickness of 2-3 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922360698.9U CN211231907U (en) | 2019-12-25 | 2019-12-25 | Anti-compression explosion-proof pipeline |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922360698.9U CN211231907U (en) | 2019-12-25 | 2019-12-25 | Anti-compression explosion-proof pipeline |
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| Publication Number | Publication Date |
|---|---|
| CN211231907U true CN211231907U (en) | 2020-08-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201922360698.9U Active CN211231907U (en) | 2019-12-25 | 2019-12-25 | Anti-compression explosion-proof pipeline |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113217717A (en) * | 2021-04-19 | 2021-08-06 | 四川比耐斯管业有限公司 | Plastic-lined composite pipe |
| CN113293397A (en) * | 2021-05-28 | 2021-08-24 | 萍乡市四通环保科技有限公司 | Explosion-proof device of oxyhydrogen generator |
| CN113483165A (en) * | 2021-06-25 | 2021-10-08 | 徐州市晶鑫新材料有限公司 | Multilayer resistance to compression pipeline |
-
2019
- 2019-12-25 CN CN201922360698.9U patent/CN211231907U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113217717A (en) * | 2021-04-19 | 2021-08-06 | 四川比耐斯管业有限公司 | Plastic-lined composite pipe |
| CN113293397A (en) * | 2021-05-28 | 2021-08-24 | 萍乡市四通环保科技有限公司 | Explosion-proof device of oxyhydrogen generator |
| CN113483165A (en) * | 2021-06-25 | 2021-10-08 | 徐州市晶鑫新材料有限公司 | Multilayer resistance to compression pipeline |
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