CN112664261B - High-strength escape pipe convenient to socket and spigot joint and fix - Google Patents
High-strength escape pipe convenient to socket and spigot joint and fix Download PDFInfo
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- CN112664261B CN112664261B CN202011597237.4A CN202011597237A CN112664261B CN 112664261 B CN112664261 B CN 112664261B CN 202011597237 A CN202011597237 A CN 202011597237A CN 112664261 B CN112664261 B CN 112664261B
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Abstract
The invention relates to a high-strength escape pipe convenient to socket and spigot joint and fix, which is characterized in that: the pipe wall of the pipe body section is of a hollow structure, foam is filled in the hollow structure, the pipe body section is coaxially sleeved with the outer pipe body, and foam is filled between the outer pipe body and the pipe body section of the inner pipe body; the connecting parts comprise an arc-shaped gasket, a through connecting pipe and a connecting bolt, wherein the through connecting pipe is coaxially inserted into the socket joint of the unit pipe body, the arc-shaped gasket is attached to the outer surface of the socket joint, and the connecting bolt penetrates through the arc-shaped gasket to be in threaded engagement connection with the through connecting pipe. The invention has the advantages of light weight, good compression resistance and high socket stability.
Description
Technical Field
The invention belongs to the field of pipes, relates to an escape pipeline technology, and in particular relates to a high-strength escape pipe with convenient socket and spigot fixation.
Background
In the working environment of a tunnel or a mine, collapse accidents are easy to occur, when the collapse accidents occur, on-site personnel need to escape from the accident site through the escape pipeline, and the escape pipeline is easy to deform, bend and the like in the accident, so that the escape personnel cannot escape from the accident site and reach a safety zone in time.
The escape pipelines commonly used at present are metal pipelines, cement pipelines and the like. The metal pipeline has the advantages of large weight, long time, easy rust, poor corrosion resistance, lower cost of the cement escape pipeline, large weight, poor compression resistance and low safety coefficient, and the requirements of light weight, high strength, corrosion resistance, low cost and the like of the escape pipeline are required in the construction process, obviously, the requirements cannot be met by the metal escape pipeline or the cement escape pipeline, and the socket joint fixation between the pipelines is not easy to realize.
The following patent documents related to the present application are found by searching, and specific disclosures are as follows:
1. the FRP corrugated pipe type tunnel construction escape pipe (CN 209053635U) is formed by connecting FRP corrugated pipe sections through FRP flange bolts at the pipe ends of the FRP corrugated pipe sections; the pipe wall of the FRP corrugated pipe section is an FRP trapezoid corrugated pipe wall, and the FRP trapezoid corrugated pipe wall consists of a crest outer pipe wall and a trough inner pipe wall which are intermittently cylindrical along the pipe axial direction and an inclined wave pipe wall connecting the crest outer pipe wall and the trough inner pipe wall.
2. An escape pipeline (CN 208546187U) 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 formed by manufacturing 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 and installed in the groove; one end of the connecting elbow is a big end, the other end of the connecting elbow is a small end, the big end is of a horn mouth structure, the small end extends into the pipe head to be connected, the pipe head is sealed through the sealing device, and the other end of the pipe body extends into the big end to be connected.
3. A high-strength tunnel escape pipeline structure (CN 208934737U) comprises a pipe body, wherein one end of the pipe body extends to form a socket section, and the other end of the pipe body extends to form a plug section; the inner diameter of the socket head 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 all glass fiber reinforced plastic layers, the sandwich layer is a resin bonding ceramsite layer, and the socket 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.
By comparing technical characteristics, the technical structures of the disclosed patent documents are different from those of the invention, and the creativity and novelty of the application of the invention are not affected.
Disclosure of Invention
The invention aims to solve the problems of high weight, poor compression resistance and poor socket stability of a tunnel escape pipeline in the prior art, and provides a high-strength escape pipe which is light in weight, good in compression resistance and high in socket stability and is convenient to fix.
The invention solves the technical problems by adopting the following technical scheme:
the utility model provides a high strength escape pipe convenient to socket joint and fix, includes a plurality of unit body that connect end to end, unit body includes interior body and outer body, interior body includes body section, spandrel section and plug section, the spandrel section is formed in extension of body section one end, and the other end extends and forms the plug section; the pipe wall of the pipe body section is of a hollow structure, a foam forming buffer layer is filled in the hollow structure of the pipe wall, an outer pipe body is coaxially sleeved on the pipe body section, and a foam forming elastic layer is filled between the pipe body sections of the outer pipe body and the inner pipe body; the socket section and the plug section are uniformly provided with a plurality of mounting holes at intervals along the circumferential surface of the socket section and the plug section; the socket joint is connected through the socket section and the plug section of the unit pipe body between the adjacent unit pipe bodies, and a plurality of connecting pieces are arranged at the socket joint along the circumference of the pipeline at equal intervals, each connecting piece comprises an arc-shaped gasket, a through connecting pipe and a connecting bolt, through jacks are formed in the positions, corresponding to the mounting holes, of the two ends of the upper surface of the arc-shaped gasket, the through connecting pipe is coaxially inserted into the mounting holes of the socket joint section and the plug section, the arc-shaped gasket is attached to the outer surface of the socket joint section, the through jacks correspond to the mounting holes, and the connecting bolts penetrate through the through jacks and are in threaded engagement connection with the through connecting pipes.
And moreover, a threaded groove is integrally formed on the outer surface of the pipe body section of the inner pipe body, and vertical grooves are uniformly distributed on the inner surface of the pipe body section at intervals in the axial direction.
And the cross sections of the thread groove and the vertical groove are arc-shaped.
And moreover, the inner surface of the socket section of the inner pipe body is uniformly provided with a plurality of positioning slots along the circumferential direction, and the outer surface of the plug section is uniformly provided with positioning plug blocks which are the same in number and are matched with the positioning slots of the socket section along the circumferential direction.
Moreover, the arc of the arc-shaped gasket is 15 degrees.
Moreover, the through connecting pipe is composed of a communicating pipe, an end baffle and an internal thread pipe, wherein the end baffle is vertically and fixedly arranged at one end of the communicating pipe, the radian of the end baffle is 15 degrees, the internal thread pipe is coaxially sleeved in the communicating pipe, the connecting bolt comprises a screw rod and a screwing head, and one end of the screw rod is coaxially and fixedly provided with the screwing head.
Moreover, the screwing head is a screwing ring or a screwing double ring, the screwing double ring is composed of an arc-shaped connecting piece and two circular rings, the two ends of the arc-shaped connecting piece are fixedly provided with the circular rings, and the two circular rings are parallel.
The invention has the advantages and positive effects that:
the middle part of the inner pipe body is coaxially sleeved with 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, and meanwhile, due to the honeycomb sandwich structure of the inner pipe body, the integral gravity of the pipeline is reduced, and meanwhile, the strength of the integral pipe wall is also greatly improved.
The two ends of the inner pipe body are integrally provided with the socket section and the plug section, and the socket section and the plug section are correspondingly provided with the positioning slot and the positioning plug block, so that the positioning socket splicing between the adjacent pipe bodies is realized, and the stable connection is realized through the fixed installation of the connecting piece.
The connecting piece designed by the invention comprises the arc-shaped gasket, the penetrating connecting pipe and the connecting bolt, wherein the arc-shaped gasket can increase the stability of the fixed pipe body in the radial direction, can further enhance the strength of the pipe body, can effectively avoid potential safety hazards caused by deformation of a plastic pipe, penetrates the connecting pipe, increases the connecting distance, increases the fixing strength of an escape pipe insertion pipe, and improves the tensile strength of the connection point of the escape pipe insertion pipe; and an end baffle is arranged at the end of the connecting pipe, and the baffle is attached to the inner wall of the escape pipe to replace a fastening nut which is protruded out to serve as a connecting body when in actual fixed connection, so that the trafficability is not affected, and meanwhile, the compressive strength of the inner wall is enhanced.
The top end of the connecting bolt is provided with the screwing head, so that the connecting bolt is very suitable for being inserted into a screwing screw rod or being held by a hand, is convenient to screw, solves the problem of integral hoisting after the pipeline is spliced, and is convenient for people or machines to assemble and disassemble.
Drawings
FIG. 1 is a schematic diagram of an embodiment of the present invention;
FIG. 2 is a schematic cross-sectional view of a cell body of the present invention;
FIG. 3 is a schematic cross-sectional view of a socket connector for adjacent unit pipes according to the present invention.
Detailed Description
The invention will now be described in further detail by way of specific examples, which are given by way of illustration only and not by way of limitation, with reference to the accompanying drawings.
The utility model provides a convenient high strength escape pipe of socket joint fixed, includes a plurality of unit body that connect end to end, the unit body includes interior body and outer body 6, interior body includes body section 11, spandrel section 10 and plug section 3, the spandrel section is formed to the extension of body section one end, and the other end extends and forms the plug section; the pipe wall of the pipe body section is of a hollow structure, a foam forming buffer layer 12 is filled in the hollow structure of the pipe wall, the foam is prepared by mixing a foaming agent A and a foaming agent B, an outer pipe body is coaxially sleeved on the pipe body section, and a foam forming elastic layer 5 is filled between the outer pipe body and the pipe body section of the inner pipe body; the socket section and the plug section are uniformly provided with a plurality of mounting holes 4 at intervals along the circumferential surface; the adjacent unit pipe bodies are connected through socket joints of the socket joint sections and the plug joint sections of the unit pipe bodies, a plurality of connecting pieces are uniformly distributed and connected at intervals along the circumference of the pipeline at the socket joint 9, each connecting piece comprises an arc- shaped gasket 8 and 15, a through connecting pipe and connecting screws 7 and 14, through jacks are formed in the positions, corresponding to the mounting holes, of the two ends of the upper surface of each arc-shaped gasket, the through connecting pipe is coaxially inserted into the mounting holes of the socket joint sections and the plug joint sections, the arc-shaped gasket is attached to the outer surface of the socket joint sections, the through jacks correspond to the mounting holes, and the connecting screws penetrate through the through jacks and are in threaded engagement connection with the through connecting pipes;
the outer surface of the pipe body section of the inner pipe body is provided with a threaded groove 13, the inner surface of the pipe body section is uniformly provided with vertical grooves 1 in an axial direction at intervals, the cross sections of the threaded groove and the vertical grooves are arc-shaped, the arc-shaped stress concentration can be reduced, the threaded groove and the vertical grooves are respectively arranged on the outer side and the inner side of the pipe body section of the inner pipe body in a staggered manner, the pipe wall section of the pipe body section of the inner pipe body is formed into a honeycomb sandwich structure, the integral gravity of a pipeline is lightened, and the strength of the integral pipe wall is also greatly improved;
the inner surface of the head-bearing section of the inner pipe body is uniformly provided with a plurality of positioning slots at intervals along the circumferential direction, the positioning slots are radially outwards recessed for 6 mm, the outer surface of the plug section is uniformly provided with positioning plugs 2 which are the same as the number of the positioning slots of the head-bearing section and are matched with each other at intervals along the circumferential direction, and when two escape pipes are connected, the plug section of one escape pipe is inserted into the head-bearing section of the other escape pipe to form primary positioning connection;
in the implementation of the invention, the inner diameter of the plug section is the same as the inner diameter of the pipe body section of the inner pipe body, the inner surface of the plug section and the inner surface of the pipe body are of an integrated structure, and vertical grooves are uniformly formed in the integrated structure;
the size of the arc-shaped gasket is 250 mm in length, 40 mm in width and 15 degrees in thickness, and when the arc-shaped gasket is used for connecting and fixing, the arc-shaped gasket is attached to the outer wall of a pipeline, so that the stability of the fixed pipeline in the radial direction can be improved, the strength of the pipeline can be further enhanced, and potential safety hazards caused by deformation of the plastic pipeline can be effectively avoided.
The through connecting pipe is composed of a communicating pipe 16, an end baffle 17 and an internal thread pipe, wherein the end baffle is vertically and fixedly arranged at one end of the communicating pipe, the length of the end baffle is 60 mm, the width of the end baffle is 40 mm, the thickness of the end baffle is 3 mm, the radian of the end baffle is 15 DEG, the internal thread pipe is coaxially sleeved in the communicating pipe, the wall thickness of the internal thread pipe is 2.5 mm, and the length of the internal thread pipe is 61 mm; when the connecting bolt is installed, the end baffle is attached to the inner wall of the pipeline, the connecting pipe is inserted into the installation hole, the connecting bolt comprises a screw rod and a screwing head, and one end of the screw rod is coaxially and fixedly provided with the screwing head;
in the implementation of the invention, for better hoisting or handheld installation, the screwing is convenient, the screwing head can be a screwing ring, and the diameter phi of the screwing ring is 30; in order to enable the hoisting to be firmer, the screwing head can also be a screwing double ring, the screwing double ring is composed of an arc-shaped connecting piece and two circular rings, the two ends of the arc-shaped connecting piece are fixedly provided with the circular rings, and the two circular rings are parallel;
the connecting pipe is penetrated, the connecting distance is increased, the fixing strength of the escape pipe insertion pipe is increased, the tensile strength of the escape pipe insertion pipe connection point is improved, the threaded pipe in the connecting pipe of the penetrating connecting pipe is improved in connection efficiency, repeated alignment is not needed, and when a pipeline is moved, stronger traction strength can be provided for the insertion pipe, so that double tensile insurance is realized; and an end baffle is arranged at the end of the connecting pipe, and the baffle is attached to the inner wall of the escape pipe to replace a fastening nut which is protruded out to serve as a connecting body when in actual fixed connection, so that the trafficability is not affected, and meanwhile, the compressive strength of the inner wall is enhanced.
In the concrete implementation of the invention, the screwing head of the end head of the bolt protrudes out of the outer wall of the pipeline when the adjacent pipeline is fixed, so that the outer wall of the pipeline is not contacted with the ground, the friction damage of the pipeline wall is reduced, and meanwhile, the screwing head can be embedded into stone seams or soil due to the gravity cladding effect, so that the pipeline cannot roll around, and the fixed arrangement effect is realized.
Although the embodiments of the present invention and the accompanying drawings have been 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 embodiments and the disclosure of the drawings.
Claims (1)
1. The utility model provides a socket joint fixed convenient high strength pipe of fleing which characterized in that: the pipe comprises a plurality of unit pipe bodies connected end to end, wherein each unit pipe body comprises an inner pipe body and an outer pipe body, each inner pipe body comprises a pipe body section, a socket section and a plug section, one end of each pipe body section extends to form the socket section, and the other end extends to form the plug section; the pipe wall of the pipe body section is of a hollow structure, a foam forming buffer layer is filled in the hollow structure of the pipe wall, an outer pipe body is coaxially sleeved on the pipe body section, and a foam forming elastic layer is filled between the pipe body sections of the outer pipe body and the inner pipe body; the socket section and the plug section are uniformly provided with a plurality of mounting holes at intervals along the circumferential surface of the socket section; the adjacent unit pipe bodies are connected through socket joints of the socket head sections and the plug sections of the unit pipe bodies, a plurality of connecting pieces are uniformly distributed at intervals along the circumference of the pipeline at the socket joints, each connecting piece comprises an arc-shaped gasket, a through connecting pipe and connecting bolts, through jacks are formed in the positions, corresponding to the mounting holes, of the two ends of the upper surface of each arc-shaped gasket, the through connecting pipes are coaxially inserted into the mounting holes of the socket head sections and the plug sections, the arc-shaped gaskets are attached to the outer surfaces of the socket head sections at the socket joints, the through jacks correspond to the mounting holes, and the connecting bolts penetrate through the through jacks to be in threaded engagement connection with the through connecting pipes;
the radian of the arc-shaped gasket is 15 degrees; the through connecting pipe is composed of a communicating pipe, an end baffle and an internal thread pipe, wherein the end baffle is vertically and fixedly arranged at one end of the communicating pipe, the radian of the end baffle is 15 degrees, the end baffle is attached to the inner wall of the escape pipe during actual fixed connection, the internal thread pipe is coaxially sleeved in the communicating pipe, the connecting bolt comprises a screw rod and a screwing head, and the screwing head is coaxially and fixedly arranged at one end of the screw rod; the screwing head is a screwing double ring, the screwing double ring is composed of an arc-shaped connecting piece and two circular rings, the two ends of the arc-shaped connecting piece are fixedly provided with the circular rings, and the two circular rings are parallel;
the outer surface of the pipe body section of the inner pipe body is provided with a threaded groove, and the inner surface of the pipe body section is uniformly provided with vertical grooves at intervals in the axial direction; the cross sections of the thread groove and the vertical groove are arc-shaped; the inner surface of the head-bearing section of the inner pipe body is uniformly provided with a plurality of positioning slots along the circumferential direction, and the outer surface of the plug section is uniformly provided with positioning plugs which are the same in number and are matched with the positioning slots of the head-bearing section along the circumferential direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011597237.4A CN112664261B (en) | 2020-12-29 | 2020-12-29 | High-strength escape pipe convenient to socket and spigot joint and fix |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011597237.4A CN112664261B (en) | 2020-12-29 | 2020-12-29 | High-strength escape pipe convenient to socket and spigot joint and fix |
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| Publication Number | Publication Date |
|---|---|
| CN112664261A CN112664261A (en) | 2021-04-16 |
| CN112664261B true CN112664261B (en) | 2023-04-28 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202011597237.4A Active CN112664261B (en) | 2020-12-29 | 2020-12-29 | High-strength escape pipe convenient to socket and spigot joint and fix |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113441258A (en) * | 2021-06-28 | 2021-09-28 | 北方重工富勒（沈阳）矿业有限公司 | Tower mill screw axis protection device |
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| CN102305099A (en) * | 2011-09-21 | 2012-01-04 | 西安博深煤矿安全科技有限公司 | Passive escape capsule |
| 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 |
| CN211343011U (en) * | 2019-11-19 | 2020-08-25 | 天津润木科技有限公司 | Quick escape pipe special for highway tunnel |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2901162A1 (en) * | 1978-01-10 | 1979-07-12 | Caledonian Mining Co Ltd | SYSTEM FOR SUPPORTING CEILINGS AND / OR WALLS OF TUNNELS |
| CN204532415U (en) * | 2015-01-20 | 2015-08-05 | 天津润木科技有限公司 | A kind of fast-escape pipe with deixis |
| CN104564130B (en) * | 2015-01-20 | 2016-05-18 | 天津润木科技有限公司 | A kind of resistance to deformation fast-escape pipe |
| CN105525942A (en) * | 2016-01-13 | 2016-04-27 | 江苏华海钢结构有限公司 | Escape pipeline |
| CN107939983A (en) * | 2017-10-29 | 2018-04-20 | 叶良俊 | A kind of fast-assembling wafer type butterfly valve |
| CN107763323B (en) * | 2017-11-07 | 2024-05-28 | 北京京诚瑞信长材工程技术有限公司 | Steel corrugated pipe spliced by penetrating lap joint method |
| 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 |
| 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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2020
- 2020-12-29 CN CN202011597237.4A patent/CN112664261B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102305099A (en) * | 2011-09-21 | 2012-01-04 | 西安博深煤矿安全科技有限公司 | Passive escape capsule |
| 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 |
| CN211343011U (en) * | 2019-11-19 | 2020-08-25 | 天津润木科技有限公司 | Quick escape pipe special for highway tunnel |
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| CN112664261A (en) | 2021-04-16 |
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