CN112709597A - Novel high-strength escape pipe - Google Patents
Novel high-strength escape pipe Download PDFInfo
- Publication number
- CN112709597A CN112709597A CN202011597252.9A CN202011597252A CN112709597A CN 112709597 A CN112709597 A CN 112709597A CN 202011597252 A CN202011597252 A CN 202011597252A CN 112709597 A CN112709597 A CN 112709597A
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- pipe body
- inner pipe
- section
- pipe
- novel high
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- 239000006260 foam Substances 0.000 claims abstract description 10
- 238000003780 insertion Methods 0.000 claims description 7
- 230000037431 insertion Effects 0.000 claims description 7
- 239000004698 Polyethylene Substances 0.000 claims description 3
- -1 polyethylene Polymers 0.000 claims description 3
- 229920000573 polyethylene Polymers 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 2
- 239000010410 layer Substances 0.000 description 9
- 239000002344 surface layer Substances 0.000 description 6
- 239000004568 cement Substances 0.000 description 3
- 238000010276 construction Methods 0.000 description 3
- 230000007797 corrosion Effects 0.000 description 3
- 238000005260 corrosion Methods 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 238000007789 sealing Methods 0.000 description 3
- 239000011152 fibreglass Substances 0.000 description 2
- 239000004088 foaming agent Substances 0.000 description 2
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F11/00—Rescue devices or other safety devices, e.g. safety chambers or escape ways
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- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Business, Economics & Management (AREA)
- Health & Medical Sciences (AREA)
- Emergency Management (AREA)
- Pulmonology (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Rigid Pipes And Flexible Pipes (AREA)
Abstract
The invention relates to a novel high-strength escape tube which comprises an inner tube body and an outer tube body, wherein one end of the inner tube body extends to form a head bearing section, and the other end of the inner tube body extends to form a plug section; the inner diameter of the socket section is larger than the outer diameter of the plug section; the pipe wall of the inner pipe body is of a hollow structure, a foam forming buffer layer is filled in the hollow of the pipe wall, threaded grooves are integrally formed in the outer surface of the inner pipe body, vertical grooves are uniformly distributed on the inner surface of the inner pipe body at intervals and are axially formed, the threaded grooves and the vertical grooves are respectively arranged on the outer side and the inner side of the inner pipe body in a staggered mode, the section of the pipe wall of the inner pipe body forms a honeycomb sandwich structure, the middle of the inner pipe body is further coaxially sleeved with the outer pipe body in an outer sleeved mode, and a foam forming elastic layer is filled between the outer pipe. According to the invention, through the arrangement of the honeycomb sandwich structure and the elastic layer, the escape pipe has the advantages of light weight, good high impact resistance and good stack pressure resistance.
Description
Technical Field
The invention belongs to the field of pipes, relates to an escape pipeline technology, and particularly relates to a novel high-strength escape pipe.
Background
In the working environment of a tunnel or a mine, a collapse accident is very easy to happen, when the collapse accident happens, field personnel need to escape from the accident field through an escape pipeline, and the escape pipeline is easy to deform, bend and the like in the accident, so that the escape personnel can not escape from the accident field and can timely reach a safety zone.
At present, the common escape pipelines comprise metal pipelines, cement pipelines and the like. The metal pipeline is heavy, easy to rust for a long time and poor in corrosion resistance, the cement escape pipeline is low in cost, then is heavy, poor in compression resistance and low in safety factor, and the escape pipeline is required to have light weight, high strength, corrosion resistance, low cost and other requirements in the construction process, so that the requirements cannot be met by the metal escape pipeline or the cement escape pipeline.
The following patent documents relevant to the present application are found by search, and specific disclosures are as follows:
1. the FRP corrugated pipe type tunnel construction escape pipeline (CN209053635U) is formed by connecting FRP corrugated pipe sections through FRP flange plates at pipe ends by bolts; the FRP corrugated pipe section has FRP trapezoidal corrugated pipe walls, and each FRP trapezoidal corrugated pipe wall comprises an outer wave crest pipe wall and an inner wave trough pipe wall which are in discontinuous cylindrical surfaces along the axial direction of the pipe, and an oblique corrugated pipe wall connecting the outer wave crest pipe wall and the inner wave trough pipe wall.
2. An escape pipeline (CN208546187U) comprises a pipe head, a pipe body, a connecting elbow, a groove, a convex edge, a sealing device, a big end and a small end, wherein the pipe head is made of one end of the pipe body, and the diameter of the pipe head is larger than that of the pipe body; the inner ring of the tube head is provided with a groove, the groove protrudes to the outer surface of the tube head to form a convex edge, and the sealing device is embedded in the groove; one end of the connecting elbow is a large head, the other end of the connecting elbow is a small head, the large head is of a horn mouth structure, the small head extends into the pipe head to be connected and is sealed through a sealing device, and the other end of the pipe body extends into the large head to be connected.
3. A high-strength tunnel escape pipeline structure (CN208934737U) comprises a pipe body, wherein one end of the pipe body extends to form a head bearing section, and the other end of the pipe body extends to form a plug section; the inner diameter of the socket section is larger than the outer diameter of the plug section; the pipe body sequentially comprises an outer surface layer, a sandwich layer and an inner surface layer from outside to inside, wherein the outer surface layer and the inner surface layer are both glass fiber reinforced plastic layers, the sandwich layer is a resin bonded ceramsite layer, and the head bearing section and the plug section are both made of glass fiber reinforced plastic; the inner wall of the inner surface layer is provided with a plurality of annular convex ribs, and the annular convex ribs and the inner surface layer are of an integrated structure.
Through comparison of technical features, the technical structures of the above-mentioned patent publications and the present invention are different, and the creativity and novelty of the present invention application are not affected.
Disclosure of Invention
The invention aims to overcome the defects in the prior art and provides a novel high-strength escape pipe which is light in weight, good in high impact resistance and good in stack pressure resistance.
The technical problem to be solved by the invention is realized by adopting the following technical scheme:
a novel high-strength escape pipe comprises an inner pipe body and an outer pipe body, wherein one end of the inner pipe body extends to form a head bearing section, and the other end of the inner pipe body extends to form a plug section; the inner diameter of the socket section is larger than the outer diameter of the plug section; the pipe wall of the inner pipe body is of a hollow structure, a foam forming buffer layer is filled in the hollow of the pipe wall, threaded grooves are integrally formed in the outer surface of the inner pipe body, vertical grooves are uniformly distributed on the inner surface of the inner pipe body at intervals and are axially formed, the threaded grooves and the vertical grooves are respectively arranged on the outer side and the inner side of the inner pipe body in a staggered mode, the section of the pipe wall of the inner pipe body forms a honeycomb sandwich structure, the middle of the inner pipe body is further coaxially sleeved with the outer pipe body in an outer sleeved mode, and a foam forming elastic layer is filled between the outer pipe.
And the cross sections of the thread groove and the vertical groove are arc-shaped.
Moreover, the inner pipe body is integrally made of a high polymer polyethylene material.
The inner diameter of the inner tube body is 0.65-0.7 m, the overall wall thickness of the inner tube body is 25 mm, and the notch of the thread groove is 60 mm and is deep by 10 mm; the notch of the vertical groove is 80 mm, and the depth is 10 mm.
And the inner surface of the socket head section is uniformly distributed and spaced along the circumferential direction to be integrally provided with a plurality of positioning slots, and the outer surface of the plug section is uniformly distributed and spaced along the circumferential direction to be integrally provided with positioning insertion blocks which have the same quantity as the positioning slots of the socket head section and are matched with the positioning insertion blocks.
Furthermore, the outer diameter of the outer pipe body is equal to the outer diameter of the socket section of the inner pipe body.
The invention has the advantages and positive effects that:
according to the invention, the middle part of the inner pipe body is coaxially sleeved outside the outer pipe body, and the foam forming elastic layer is arranged between the outer pipe body and the inner pipe body, so that the compressive strength of the pipeline is greatly improved.
The two ends of the inner pipe body are integrally provided with the head bearing section and the plug section, and the head bearing section and the plug section are correspondingly provided with the positioning slots and the positioning insertion blocks, so that positioning socket splicing between adjacent pipe bodies is realized.
Drawings
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is a perspective view of the present invention.
Detailed Description
The present invention will be described in further detail with reference to the following embodiments, which are illustrative only and not limiting, and the scope of the present invention is not limited thereby.
A novel high-strength escape pipe comprises an inner pipe body 3 and an outer pipe body 1, wherein one end of the inner pipe body extends to form a head bearing section 9, and the other end of the inner pipe body extends to form a plug section 7; the inner diameter of the socket section is larger than the outer diameter of the plug section; the pipe wall of the inner pipe body is of a hollow structure, a foam forming buffer layer 4 is filled in the hollow structure of the pipe wall, the foam is formed by mixing a foaming agent A and a foaming agent B, a thread groove 6 is integrally formed in the outer surface of the inner pipe body, vertical grooves 5 are axially formed in the inner surface of the inner pipe body at intervals, the cross sections of the thread groove and the vertical grooves are arc-shaped, stress concentration can be reduced due to the arc-shaped grooves, the thread groove and the vertical grooves are respectively arranged on the outer side and the inner side of the inner pipe body in a staggered mode, the pipe wall section of the inner pipe body is formed into a honeycomb sandwich structure, the overall gravity of the pipeline is reduced, meanwhile, the strength of the overall pipe wall is greatly improved, an outer pipe body is coaxially sleeved outside the middle portion of the inner pipe body, and a foam forming elastic layer 2 is filled.
In this embodiment: the inner pipe body is a high-molecular polyethylene pipe, the inner diameter of the pipe body is 0.65-0.7 m, the overall wall thickness of the pipe body is 25cm, and the notch of the thread groove is 60 mm and the depth is 10 mm; the notch of the vertical groove is 80 mm, the depth is 10 mm, the outer pipe body is a rubber pipe, and the inner diameter of the outer pipe body is 0.9-1.2.
The outer diameter of the outer pipe body is equal to the outer diameter of the socket head section of the inner pipe body.
The inner surface of the socket head section is uniformly and alternately provided with a plurality of positioning slots along the circumferential direction, the outer surface of the plug section is uniformly and alternately provided with positioning insertion blocks 8 which are the same as and matched with the positioning slots of the socket head section in quantity.
The inner diameter of the plug section is the same as that of the inner pipe body, the inner surface of the plug section and the inner surface of the inner pipe body are of an integral structure, and vertical grooves are formed in the integral structure, so that the inner structures of the pipe bodies are the same when the escape pipes are inserted and connected, and the escape speed is increased.
When the two escape pipelines are connected, the plug section of one escape pipeline is inserted into the socket section of the other escape pipeline, the positioning insertion block is matched with the positioning insertion slot and then connected through the hoops, so that the two escape pipelines are quickly and stably connected, the escape pipelines are connected to form a continuous escape channel according to the mode, the escape channel is connected into the tunnel during tunnel construction, and when the tunnel collapses, constructors enter the escape channel at the first time and escape to the ground along the escape channel.
The escape pipe has the advantages of good overall high impact resistance, good pile pressure resistance, light weight, corrosion resistance, convenient assembly and disassembly, repeated use and low overall cost.
Although the embodiments of the present invention and the accompanying drawings are disclosed for illustrative purposes, those skilled in the art will appreciate that: various substitutions, changes and modifications are possible without departing from the spirit and scope of the invention and the appended claims, and therefore the scope of the invention is not limited to the disclosure of the embodiments and the accompanying drawings.
Claims (6)
1. The utility model provides a novel high strength flees pipe which characterized in that: the pipe joint comprises an inner pipe body and an outer pipe body, wherein one end of the inner pipe body extends to form a socket section, and the other end of the inner pipe body extends to form a plug section; the inner diameter of the socket section is larger than the outer diameter of the plug section; the pipe wall of the inner pipe body is of a hollow structure, a foam forming buffer layer is filled in the hollow of the pipe wall, threaded grooves are integrally formed in the outer surface of the inner pipe body, vertical grooves are uniformly distributed on the inner surface of the inner pipe body at intervals and are axially formed, the threaded grooves and the vertical grooves are respectively arranged on the outer side and the inner side of the inner pipe body in a staggered mode, the section of the pipe wall of the inner pipe body forms a honeycomb sandwich structure, the middle of the inner pipe body is further coaxially sleeved with the outer pipe body in an outer sleeved mode, and a foam forming elastic layer is filled between the outer pipe.
2. The novel high strength escape tube of claim 1, characterized by: the cross sections of the thread groove and the vertical groove are both arc-shaped.
3. The novel high strength escape tube of claim 1, characterized by: the inner pipe body is made of a high-molecular polyethylene material in a whole.
4. The novel high strength escape tube of claim 1, characterized by: the inner diameter of the inner pipe body is 0.65-0.7 m, the overall wall thickness of the inner pipe body is 25 mm, the notch of the thread groove is 60 mm, and the depth is 10 mm; the notch of the vertical groove is 80 mm, and the depth is 10 mm.
5. The novel high strength escape tube of claim 1, characterized by: the inner surface of the socket head section is provided with a plurality of positioning slots along the circumferential direction at uniform intervals, and the outer surface of the plug section is provided with positioning insertion blocks which are the same as the positioning slots of the socket head section in quantity and are matched with the positioning slots of the socket head section along the circumferential direction at uniform intervals.
6. The novel high strength escape tube of claim 1, characterized by: the outer diameter of the outer pipe body is equal to the outer diameter of the socket head section of the inner pipe body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011597252.9A CN112709597A (en) | 2020-12-29 | 2020-12-29 | Novel high-strength escape pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011597252.9A CN112709597A (en) | 2020-12-29 | 2020-12-29 | Novel high-strength escape pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112709597A true CN112709597A (en) | 2021-04-27 |
Family
ID=75546477
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011597252.9A Pending CN112709597A (en) | 2020-12-29 | 2020-12-29 | Novel high-strength escape pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112709597A (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB191511832A (en) * | 1915-08-16 | 1916-02-24 | Josiah Hoskins | Improvements in and relating to Emergency Escape-ways for Mines. |
| CN104564130A (en) * | 2015-01-20 | 2015-04-29 | 付崇砚 | Anti-deformation fast escape tube |
| CN105525942A (en) * | 2016-01-13 | 2016-04-27 | 江苏华海钢结构有限公司 | Escape pipeline |
| CN107299842A (en) * | 2017-07-03 | 2017-10-27 | 天津润木科技有限公司 | The high-strength escape tube of novel ultra-light |
| CN209604074U (en) * | 2018-12-30 | 2019-11-08 | 郭德平 | A kind of light flexible constructing tunnel pipe for escaping |
| CN110513143A (en) * | 2019-08-12 | 2019-11-29 | 天津润木科技有限公司 | A kind of high-intensitive pipe for escaping being easy to lift |
| CN210396803U (en) * | 2019-07-18 | 2020-04-24 | 杭州中筑交通科技有限公司 | Special light escape pipeline for tunnel |
| CN210686049U (en) * | 2019-08-12 | 2020-06-05 | 天津润木科技有限公司 | Escape pipeline capable of bearing stably |
| CN210686048U (en) * | 2019-08-12 | 2020-06-05 | 天津润木科技有限公司 | High-strength escape pipeline |
-
2020
- 2020-12-29 CN CN202011597252.9A patent/CN112709597A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB191511832A (en) * | 1915-08-16 | 1916-02-24 | Josiah Hoskins | Improvements in and relating to Emergency Escape-ways for Mines. |
| CN104564130A (en) * | 2015-01-20 | 2015-04-29 | 付崇砚 | Anti-deformation fast escape tube |
| CN105525942A (en) * | 2016-01-13 | 2016-04-27 | 江苏华海钢结构有限公司 | Escape pipeline |
| CN107299842A (en) * | 2017-07-03 | 2017-10-27 | 天津润木科技有限公司 | The high-strength escape tube of novel ultra-light |
| CN209604074U (en) * | 2018-12-30 | 2019-11-08 | 郭德平 | A kind of light flexible constructing tunnel pipe for escaping |
| CN210396803U (en) * | 2019-07-18 | 2020-04-24 | 杭州中筑交通科技有限公司 | Special light escape pipeline for tunnel |
| CN110513143A (en) * | 2019-08-12 | 2019-11-29 | 天津润木科技有限公司 | A kind of high-intensitive pipe for escaping being easy to lift |
| CN210686049U (en) * | 2019-08-12 | 2020-06-05 | 天津润木科技有限公司 | Escape pipeline capable of bearing stably |
| CN210686048U (en) * | 2019-08-12 | 2020-06-05 | 天津润木科技有限公司 | High-strength escape pipeline |
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| PB01 | Publication | ||
| PB01 | Publication | ||
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| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20210427 |
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| RJ01 | Rejection of invention patent application after publication |