CN210686050U

CN210686050U - High strength pipeline of fleing convenient to hoist and mount

Info

Publication number: CN210686050U
Application number: CN201921294397.4U
Authority: CN
Inventors: 靳温学; 付崇砚
Original assignee: Tianjin Runmu Technology Co ltd
Current assignee: Tianjin Runmu Technology Co ltd
Priority date: 2019-08-12
Filing date: 2019-08-12
Publication date: 2020-06-05
Anticipated expiration: 2029-08-12

Abstract

The utility model relates to a high-strength escape pipeline convenient to hoist, which comprises a plurality of pipe bodies connected end to end, wherein one end of each pipe body extends to form a head bearing section, the other end extends to form a plug section, nine thread grooves are uniformly distributed on the outer surface of the pipe body at intervals along the circumferential direction, twelve vertical grooves are uniformly distributed on the inner surface of the pipe body at intervals along the circumferential direction, the cross section of the pipe wall of the pipe body is of a honeycomb structure, the thread groove and the vertical groove are both filled with foaming adhesive, the inner surface of the bearing head section is uniformly and integrally provided with a plurality of positioning slots at intervals along the circumferential direction, the outer surface of the plug section is uniformly and alternately provided with positioning insertion blocks which have the same quantity and are matched with the positioning insertion slots of the bearing head section, and nuts are embedded in the middle parts of the positioning insertion grooves and the positioning insertion blocks, and the adjacent pipe bodies are connected through the socket of the head bearing section and the plug section and the bolt fixing nuts. The utility model discloses the quality is light, compressive property is good, corrosion-resistant, accept fastening performance good.

Description

High strength pipeline of fleing convenient to hoist and mount

Technical Field

The utility model belongs to tunnel construction safety field relates to the pipeline technique of fleing, especially a high strength escape pipe convenient to hoist and mount.

Background

When the tunnel excavation operation is carried out in a weak stratum with a higher surrounding rock grade, collapse accidents are likely to happen, particularly door-closing collapse. According to the requirements in the industry, when construction is carried out in IV, V and VI grade surrounding rocks, a special escape pipeline is required to be configured on a tunnel excavation operation site and is pushed forward along with excavation of a tunnel face. Traditional tunnel pipeline material of fleing is steel, it is very inconvenient in propulsion process, especially in the construction of step method, the pipe connection mode of step department is generally for having the joint direct welding of certain angle, or utilize the joint pipe that has certain angle to connect, and the connected mode generally adopts the staple bolt, but because height and length between the step can make the pipeline built on stilts, the very easy landing separation of adoption staple bolt between straight tube and connecting pipe (return bend), and the combination generally can waste a lot of time with the process of demolising, influence the construction progress, and the pipe setting of this kind of step department, make intraductal pipeline can make intraductal pipeline dim owing to the increase of elbow, influence the speed of fleing.

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 the contrast of technical characteristics, above-mentioned patent literature of disclosing with the utility model discloses a technical structure is inequality, can not influence the creativity and the novelty of the utility model application.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the tunnel among the prior art pipeline of fleing weight big, compressive property is poor, connect the unstable problem of installation, provide a quality light, resistant high impact performance good, anti bulldoze the high strength pipeline of fleing of hoist and mount of being convenient for that the performance is good, corrosion-resistant, accept fastening performance good.

The utility model provides a its technical problem take following technical scheme to realize:

a high-strength escape pipeline convenient to hoist comprises a plurality of pipe bodies connected end to end, wherein each pipe body is made of high-molecular polyethylene materials, one end of each pipe body extends to form a head bearing section, and the other end of each 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; nine thread grooves are uniformly and alternately formed in the outer surface of the pipe body in the circumferential direction, twelve vertical grooves are axially formed in the inner surface of the pipe body in the circumferential direction, the cross section of the pipe wall of the pipe body is of a honeycomb structure, foaming rubber is filled in each of the thread grooves and the vertical grooves, a plurality of positioning slots are uniformly and alternately formed in the inner surface of the socket section in the circumferential direction, positioning insertion blocks which are the same in number and are matched with the positioning slots of the socket section are uniformly and alternately formed in the outer surface of the plug section in the circumferential direction, nuts are embedded in the middle of the positioning slots and the positioning insertion blocks, and adjacent pipe bodies are connected through the sockets and the bolt fixing nuts of the socket section and the plug section.

And the cross sections of the thread groove and the vertical groove are arc-shaped.

Moreover, the pipe body is a straight pipe or a bent pipe.

And the bending included angle of the bent pipe is 90 degrees or 135 degrees.

Moreover, the inner diameter of the plug section is the same as the inner diameter of the tube body.

Furthermore, the positioning slot is embedded with an M20 nut, and the positioning insert block is embedded with an M12 nut.

And the bolt comprises a nut, a screw rod and a hanging ring, the nut is coaxially arranged at the top end of the screw rod, the hanging ring is fixedly arranged at the top end of the nut, the thread at the lower end of the screw rod is matched with the nut of the positioning plug block, and the thread at the upper part of the screw rod is matched with the nut of the positioning slot.

And a straight pipe is horizontally arranged on the step in front of the step construction, the straight pipe is connected with the obliquely arranged straight pipe through a bent pipe, the straight pipe is also arranged at the top of the step, and the straight pipe is connected with the obliquely arranged straight pipe through another bent pipe to form a complete escape pipeline.

And the bent inner wall of the bent pipe is provided with a lens.

And the inner surface and the outer surface of the tube body are coated with a layer of luminescent material.

The utility model has the advantages that:

1. the utility model discloses crisscross thread groove and the vertical recess of being provided with respectively at the surface of body and internal surface, pipe wall cross-section an organic whole of body forms cellular structure, the quality has not only been alleviateed, and the compressive property is greatly improved, and the setting of positioning slot and the location inserted block through the head-bearing section and plug section, realize the location socket joint concatenation between the adjacent body, and carry out fixed connection with the nut on positioning slot and the location inserted block through the bolt that has rings, and it has the foamed rubber to still fill in thread groove and vertical recess, thereby guaranteed the whole speed of fleing of pipeline when realizing two steady connections of pipeline of fleing fast.

2. The utility model discloses a straight tube and return bend can be chooseed for use to the body, the return bend is the connector for difference in height or turn the connection, just its camber can be confirmed according to the construction requirement to the elbow, generally can make 135 return bends and 90 return bends now.

3. The inner surface of the bearing head section of the utility model is provided with a plurality of positioning slots along the circumferential direction at intervals, the outer surface of the plug section is uniformly distributed with positioning insertion blocks which are matched with the positioning insertion slots of the socket section in the same quantity at intervals along the circumferential direction, the inner diameter of the plug section is the same as that of the pipe body, the inner surface of the tube body and the inner surface of the tube body are of an integral structure, a vertical groove is formed on the uniform body, when the two escape tubes are connected, the plug section of one escape pipe is inserted into the socket section of the other escape pipe, after the positioning insertion block is matched with the positioning slot, the nuts of the plug section and the nuts of the bearing section are respectively coaxially corresponding one by one and are screwed up and connected through bolts, thereby realize two pipeline's of fleing stable connection fast, the rings that the bolt top set up have solved the pipeline and have spliced the back integral hoisting problem, simultaneously convenient people or machine dismouting.

4. The utility model discloses an inside and outside surface entire body coating of pipeline of fleing has one deck luminescent material (can be in the dark self-luminous) (for showing in the figure) to solved and can't seek the problem of the pipeline mouth of fleing when the tunnel collapses.

Drawings

Fig. 1 is a schematic structural diagram of an embodiment of the present invention;

FIG. 2 is a schematic cross-sectional view of the tube body of the present invention;

FIG. 3 is a schematic cross-sectional view of the fixing nut of the socket bolt of the present invention;

FIG. 4 is an enlarged view of a portion of FIG. 3;

FIG. 5 is a schematic view of the structure of the straight tube body of the present invention;

fig. 6 is a schematic structural view of a 135 ° elbow pipe of the present invention;

fig. 7 is a schematic view of the 90 ° elbow structure of the present invention.

Detailed Description

The present invention will be described in further detail with reference to the following embodiments, which are illustrative, not restrictive, and the scope of the invention should not be limited thereto.

A high-strength escape pipeline convenient to hoist comprises a plurality of pipe bodies 13 connected end to end, wherein each pipe body is made of high-molecular polyethylene materials, one end of each pipe body extends to form a head bearing section 8, and the other end of each pipe body extends to form a plug section 9; the inner diameter of the socket section is larger than the outer diameter of the plug section; the surface equipartition interval system of body has nine thread grooves, the internal surface equipartition interval axial system of body has twelve vertical recesses, the cross section of thread groove and vertical recess is the arc, and the arc can reduce stress concentration, thread groove and vertical recess are crisscross the setting respectively in the outside and the inboard of pipeline, form cellular structure with the pipe wall cross-section of body, have not only alleviateed the whole gravity of pipeline but also improved the intensity of whole pipe wall greatly.

In this embodiment: the inner diameter of each pipe body is 0.65-0.7 m, the shoulder width of a human body generally cannot exceed 600 cm, if the diameter of each pipe body is too large, the overall weight of the pipeline is increased, meanwhile, the pipe body occupies a construction site and is not easy to set, the overall wall thickness of each pipe body is 25cm, the notch of each 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, so that the cross section of the tube wall of the tube body is of a honeycomb structure, the overall material consumption of the tube body is reduced, the weight is lightened, and the strength is increased.

The inner surface of the bearing head section is uniformly and alternately provided with a plurality of positioning slots in an integrated manner along the circumferential direction, the positioning slots are radially outwards concave for 6 mm, the outer surface of the plug section is uniformly and alternately provided with positioning insertion blocks 15 which are the same in quantity and are matched with the positioning slots of the bearing head section, the middle parts of the positioning slots and the positioning insertion blocks are embedded with

nuts

14 and 16, the positioning slots are embedded with M20 nuts, the positioning insertion blocks are embedded with M12 nuts, the bolts 5 and 11 comprise nuts, screw rods and lifting rings, the nuts are coaxially arranged at the top ends of the screw rods, the lifting rings are fixedly arranged at the top ends of the screw rods, the threads at the lower ends of the screw rods are matched with the nuts of the positioning insertion blocks, the threads at the upper parts of the screw rods are matched with the nuts of the positioning slots, when the two escape pipelines are connected, the plug section of one escape pipeline is inserted into the bearing head, after location inserted block and positioning slot cooperation, the nut of plug section and the nut of holding the head section coaxial correspondence respectively one by one, rethread bolt and gasket 12 are screwed up and are connected to realize two pipeline's of fleing stable connection fast, connect a plurality of pipelines of fleing according to the aforesaid mode and form continuous passway for escaping, during tunnel construction with the passway for escaping access tunnel, when the tunnel takes place to collapse and turn over, constructor gets into in the passway for escaping and flees to subaerial along the passway for escaping for the first time, the rings that the bolt top set up have solved pipeline concatenation after whole hoist and mount problem, simultaneously convenient people or machine dismouting.

The utility model discloses an in the concrete implementation, the internal diameter and the body internal diameter of plug section are the same, and its inner surface and body internal surface structure as an organic whole, and homogeneous system has vertical recess, and also packs in the vertical recess and have the expanded polystyrene for when the pipe of fleing is in the socket joint, its body inner structure is the same, improves the speed of fleing.

The utility model discloses in the implementation, in order to make the person of fleing to climb swiftly in the body to and body self compressive strength the thread groove has all coated

foamed rubber

7, 10 in with vertical recess, because the foam has good lubrication action and certain intensity, fills the foamed rubber for intraductal inner wall of fleing is smooth, is convenient for flee the climbing, and the foam still has certain elasticity moreover, can increase the elasticity of body self, prolongs its life.

In the practical implementation of the utility model, the whole body of the inner and outer surfaces of the escape pipeline is coated with a layer of luminous material (capable of self-luminous in the dark) (shown in the figure), thereby solving the problem that the escape pipeline opening can not be found when the tunnel collapses.

The pipe body can be a straight pipe and also can be manufactured into an elbow pipe, the elbow pipe is a connector and is used for height difference or turning connection, the elbow can determine the bending degree according to construction requirements, and the elbow pipe can be generally manufactured into a 135-degree elbow pipe and a 90-degree elbow pipe.

For example, a straight pipe 1 is horizontally arranged on a step in front of the step construction, the straight pipe is connected with a straight pipe 3 which is obliquely arranged through an elbow pipe, the inclination of the straight pipe which is obliquely arranged is controlled by changing the inclination of the elbow pipe, in practical use, the inclination of the elbow pipe (135-degree elbow pipe 2 is selected in the embodiment) is selected according to needs, so that the distance between the escape pipeline and the construction step and the ground in a tunnel is proper, the straight pipe is further arranged at the top of the step, the straight pipe is connected with a straight pipe 6 which is obliquely arranged through another elbow pipe (90-degree elbow pipe 4), the inclination of the elbow pipe is selected according to needs, so that the elbow pipe and the straight pipe are horizontally connected, the proper distance between the escape pipeline and the ground and the step is ensured to be always kept, the adjacent elbow pipes and the straight pipe are fixed through bolts after socket joint, the inner diameter of the plug, the inner wall of the entire channel is thus integral.

The utility model discloses in the implementation, if when the construction of step method, because the crisscross setting of pipeline height for light in the pipeline is too dark, can be provided with the mirror (not pointed out in the picture) in elbow bend.

The utility model provides a whole compressive property of pipe of fleing is good, the quality is light, corrosion-resistant, and installation, dismantlement are all very convenient, can used repeatedly, and overall cost is lower.

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 present invention and the appended claims, and therefore, the scope of the present invention is not limited to the disclosure of the embodiments and the accompanying drawings.

Claims

1. The utility model provides a high strength escape pipe convenient to hoist and mount which characterized in that: the pipe comprises a plurality of pipe bodies connected end to end, wherein each pipe body is made of high-molecular polyethylene material, one end of each pipe body extends to form a head bearing section, and the other end of each 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; nine thread grooves are uniformly and alternately formed in the outer surface of the pipe body in the circumferential direction, twelve vertical grooves are axially formed in the inner surface of the pipe body in the circumferential direction, the cross section of the pipe wall of the pipe body is of a honeycomb structure, foaming rubber is filled in each of the thread grooves and the vertical grooves, a plurality of positioning slots are uniformly and alternately formed in the inner surface of the socket section in the circumferential direction, positioning insertion blocks which are the same in number and are matched with the positioning slots of the socket section are uniformly and alternately formed in the outer surface of the plug section in the circumferential direction, nuts are embedded in the middle of the positioning slots and the positioning insertion blocks, and adjacent pipe bodies are connected through the sockets and the bolt fixing nuts of the socket section and the plug section.

2. The high-strength escape pipeline convenient to hoist as claimed in claim 1, wherein: the cross sections of the thread groove and the vertical groove are both arc-shaped.

3. The high-strength escape pipeline convenient to hoist as claimed in claim 1, wherein: the pipe body is a straight pipe or a bent pipe.

4. The high-strength escape pipeline convenient to hoist as claimed in claim 3, wherein: the bending included angle of the bent pipe is 90 degrees or 135 degrees.

5. The high-strength escape pipeline convenient to hoist as claimed in claim 1, wherein: the inner diameter of the plug section is the same as the inner diameter of the pipe body.

6. The high-strength escape pipeline convenient to hoist as claimed in claim 1, wherein: the positioning slot is embedded with an M20 nut, and the positioning insert block is embedded with an M12 nut.

7. The high-strength escape pipeline convenient to hoist as claimed in claim 1, wherein: the bolt comprises a nut, a screw rod and a hanging ring, the nut is coaxially arranged on the top end of the screw rod, the hanging ring is fixedly arranged on the top end of the nut, the thread at the lower end of the screw rod is matched with the nut of the positioning insertion block, and the thread on the upper portion of the screw rod is matched with the nut of the positioning insertion groove.

8. The high-strength escape pipeline convenient to hoist as claimed in claim 1, wherein: a straight pipe is horizontally arranged on the step in front of the step construction, the straight pipe is connected with the obliquely arranged straight pipe through a bent pipe, a straight pipe is further arranged at the top of the step, and the straight pipe is connected with the obliquely arranged straight pipe through another bent pipe to form a complete escape pipeline.

9. The high-strength escape pipeline convenient to hoist according to claim 8, characterized in that: and the bent inner wall of the bent pipe is provided with a lens.

10. The high-strength escape pipeline convenient to hoist as claimed in claim 1, wherein: the inner surface and the outer surface of the tube body are coated with a layer of luminescent material.