CN112145204A

CN112145204A - A direction creeps into formula pipe canopy for secretly dig passageway

Info

Publication number: CN112145204A
Application number: CN202011089413.3A
Authority: CN
Inventors: 侯江伟; 韩涛
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-10-13
Filing date: 2020-10-13
Publication date: 2020-12-29

Abstract

The invention relates to the technical field of pipe sheds, and discloses a guide drilling type pipe shed for an underground excavation channel, which solves the problems that the bonding firmness between a pipe shed steel pipe and a soil layer is poor, the pipe shed steel pipe is greatly blocked when being inserted, and the energy consumption of equipment is increased; when the pipe house steel pipe was led in, conical head and first inclined plane and second inclined plane can break the soil layer, the effectual resistance that reduces when inserting to the equipment energy consumption has been reduced.

Description

A direction creeps into formula pipe canopy for secretly dig passageway

Technical Field

The invention belongs to the technical field of pipe sheds, and particularly relates to a guide drilling type pipe shed for an underground excavation channel.

Background

The pipe sheds are generally arranged annularly along a part or all of the section of the underground engineering at a certain interval to form a steel pipe shed protection.

Among the prior art, the steel pipe of pipe shed is cylindric structure usually, after the drilling was squeezed into to the steel pipe, because its shape is the column for the stability of steel pipe is relatively poor, and the combination fastness between steel pipe and the soil layer is also relatively poor, and construction safety is lower, and in addition, the steel pipe is because the resistance of soil layer when inserting the drilling, is hindered greatly when making to bore, makes equipment need consume great energy consumption.

Disclosure of Invention

Aiming at the situation, in order to overcome the defects of the prior art, the invention provides the guide drilling type pipe shed for the underground excavation channel, which effectively solves the problems that the bonding firmness between the steel pipe and the soil layer of the existing pipe shed is poor, the steel pipe of the pipe shed is blocked greatly when being inserted, and the energy consumption of equipment is increased.

In order to achieve the purpose, the invention provides the following technical scheme: a guide drilling type pipe shed for an underground excavation channel comprises a guide wall, a mounting hole, a pipe shed steel pipe, a grouting cavity, a conical head, a first inclined plane, a guide groove, a containing cavity, a first grout outlet, a reinforcing ring, a connecting rib, a second inclined plane, a second grout outlet and a tooth groove, wherein the mounting hole is uniformly formed in one end of the guide wall, the pipe shed steel pipe is inserted into the mounting hole, the grouting cavity is formed in the pipe shed steel pipe, the conical head is connected to one end of the pipe shed steel pipe, the first inclined plane is formed in one end of the conical head, the guide groove is circumferentially formed in the surface of the conical head, the containing cavity is formed in the conical head, the containing cavity is communicated with the grouting cavity, the first grout outlet is uniformly formed in the surface of the conical head in a penetrating mode, the reinforcing rings are uniformly connected to the surfaces of the pipe shed steel pipe, the connecting rib is circumferentially connected between the adjacent reinforcing rings relative to the surface of the pipe shed, the surface of the pipe shed steel pipe is provided with second grout outlets in a staggered manner.

Preferably, the guide wall comprises bow member, stand pipe, reinforcing bar and concrete, and the bow member upper end evenly is connected with the stand pipe, and the stand pipe outer end is connected with the reinforcing bar, and the concrete has been pour to the reinforcing bar outer end.

Preferably, the number of the connecting ribs is four, and the four groups of connecting ribs are connected to the outer ends of the pipe roof steel pipes in a crossed symmetrical structure.

Preferably, the end, far away from the conical head, of the pipe shed steel pipe is welded with a grouting joint convenient for grouting.

Preferably, tooth sockets are uniformly formed in the surfaces of a group of corresponding connecting ribs at the outer end of the pipe shed steel pipe.

Preferably, the section of the tooth groove is in a rectangular structure, and the depth of the tooth groove is half of the height of the connecting rib.

Compared with the prior art, the invention has the beneficial effects that:

(1) according to the invention, the reinforcing rings and the connecting ribs are arranged at the outer ends of the pipe shed steel pipes, and the tooth sockets are formed on the surfaces of one group of symmetrical connecting ribs, so that the pipe shed steel pipes can be effectively bonded with the peripheral soil layer by using the reinforcing rings, the connecting ribs and the tooth sockets, and the guide pipes can be reinforced, so that the pipe shed structure can effectively support the upper soil layer, the integrity and the stability of the pipe shed structure and the peripheral soil layer are greatly improved, and the potential safety hazard of construction is reduced;

(2) through the setting of pipe shed steel pipe one end conical head to and the setting on the first inclined plane of conical head one end and splice bar one end second inclined plane, when the pipe shed steel pipe was led in, conical head and first inclined plane and second inclined plane can break the soil layer, the effectual resistance that reduces when inserting, thereby reduced the equipment energy consumption.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention.

In the drawings:

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural view of the steel pipe of the pipe shed of the present invention;

FIG. 3 is a front view of the steel pipe of the shed of the present invention;

FIG. 4 is a longitudinal sectional view of the steel pipe of the pipe shed of the present invention;

FIG. 5 is a cross-sectional view of a steel pipe of the pipe shed of the present invention;

in the figure: 1. a guide wall; 2. mounting holes; 3. a pipe shed steel pipe; 4. a grouting cavity; 5. a conical head; 6. a first inclined plane; 7. a guide groove; 8. a cavity; 9. a first slurry outlet; 10. a reinforcement ring; 11. connecting ribs; 12. a second inclined plane; 13. a second slurry outlet; 14. a tooth socket.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments; all other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the first embodiment, as shown in fig. 1, fig. 2, fig. 3, fig. 4 and fig. 5, the mortar grouting device comprises a guide wall 1, a mounting hole 2, a pipe shed steel pipe 3, a grouting cavity 4, a conical head 5, a first inclined surface 6, a guide groove 7, a containing cavity 8, a first grout outlet 9, a reinforcing ring 10, a connecting rib 11, a second inclined surface 12, a second grout outlet 13 and a tooth socket 14, wherein the mounting hole 2 is uniformly formed at one end of the guide wall 1, the pipe shed steel pipe 3 is inserted into the mounting hole 2, the grouting cavity 4 is formed in the pipe shed steel pipe 3, mortar is conveniently poured into the pipe shed steel pipe 3 and overflows from the second grout outlet 13 to be bonded with soil, one end of the pipe shed steel pipe 3 is connected with the conical head 5, so as to reduce soil resistance when the pipe shed steel pipe 3 is led in, the first inclined surface 6 is formed at one end of the conical head 5, the guide groove 7 is circumferentially formed on the surface of the conical head 5, hold

chamber

8 and 4 intercommunications in slip casting chamber, 5 surfaces of cone head run through and hold chamber 8 and evenly seted up first grout outlet 9, be convenient for the mortar from first grout outlet 9 overflow and the bonding of soil layer combine, pipe shed steel pipe 3 surface evenly is connected with reinforcing ring 10, be connected with splice bar 11 for pipe shed steel pipe 3 surface circumference between the adjacent reinforcing ring 10, setting through reinforcing ring 10 and splice bar 11, make 3 intensity of pipe shed steel pipe increase, second inclined plane 12 has been seted up to splice bar 11 upper end one side near 5 one end of cone head, be convenient for can break the soil layer when leading-in pipe shed steel pipe 3, the resistance is reduced, pipe shed steel pipe 3 surface is crisscross has seted up second grout outlet 13.

In the second embodiment, on the basis of the first embodiment, the guide wall 1 is composed of an arch frame, guide pipes, reinforcing steel bars and concrete, the guide pipes are evenly connected to the upper end of the arch frame, the outer ends of the guide pipes are connected with the reinforcing steel bars, and the concrete is poured at the outer ends of the reinforcing steel bars.

In the third embodiment, on the basis of the first embodiment, the number of the connecting ribs 11 is four, and the four groups of connecting ribs 11 are connected to the outer end of the pipe-shed steel pipe 3 in a crossed symmetrical structure, so that the bearing capacity of the pipe-shed steel pipe 3 is the same.

Fourth embodiment, on the basis of first embodiment, the welding of pipe shed steel pipe 3 is kept away from conical head 5 one end and is had the slip casting joint of convenient slip casting.

Fifth, on the basis of first embodiment, tooth's socket 14 has evenly been seted up on a set of corresponding splice bar 11 surface in 3 outer ends of pipe shed steel pipe, be convenient for increase with the area of contact of soil layer for 3 adhesivity of pipe shed steel pipe are better more firm.

Sixth, on fifth basis of embodiment, 14 cross-sections of tooth's socket are the setting of rectangle structure, and 14 degree of depth of tooth's socket be the half of the splice bar 11 height, can increase with soil layer area of contact when avoiding reducing splice bar 11 intensity.

The working principle is as follows: when in use, the guide wall 1 is poured at the underground excavation channel, then the auger is used for drilling holes in the mounting hole 2, when one hole is drilled, the hole is led into the pipe shed steel pipe 3, so as to form a pipe shed structure, then mortar is injected into the grouting cavity 4 in each pipe shed steel pipe 3, the mortar flows in the grouting cavity 4, the mortar can overflow outwards from the second mortar outlet 13 and the first mortar outlet 9 at the conical head 5, the mortar at the overflow part is combined with the soil layer around the pipe shed steel pipe 3, so as to improve the strength of the soil layer around the pipe shed steel pipe 3, in addition, as the outer end of the pipe shed steel pipe 3 is provided with the reinforcing ring 10 and the connecting ribs 11, and the tooth sockets 14 are arranged on the surface of one group of symmetrical connecting ribs 11, the pipe shed steel pipe 3 can be effectively bonded with the soil layer around by the reinforcing ring 10, the connecting ribs 11 and the tooth sockets 14, and can also reinforce the guide pipe, so that the pipe shed structure can effectively support the soil, and then improved the wholeness and the stability of pipe shed structure and peripheral soil layer greatly, thereby reduced the construction potential safety hazard, and the beaded finish 10, splice bar 11 and the tooth's socket that set up in 3 outer ends of pipe shed steel pipe, further strengthened the rigidity of structure, simultaneously, after pipe shed steel pipe 3 bored into the soil layer, increased the area of contact of pipe shed steel pipe 3 with the soil layer, thereby increased and the soil layer between the frictional force, the effectual stability that has increased the structure.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a direction drilling formula pipe shed for undercut passageway, includes guide wall (1), mounting hole (2), pipe shed steel pipe (3), slip casting chamber (4), cone (5), first inclined plane (6), guide way (7), holds chamber (8), first grout outlet (9), beaded finish (10), splice bar (11), second inclined plane (12), second grout outlet (13) and tooth's socket (14), its characterized in that: the pipe shed steel pipe grouting machine is characterized in that one end of a guide wall (1) is uniformly provided with a mounting hole (2), a pipe shed steel pipe (3) is inserted into the mounting hole (2), a grouting cavity (4) is formed in the pipe shed steel pipe (3), one end of the pipe shed steel pipe (3) is connected with a conical head (5), one end of the conical head (5) is provided with a first inclined plane (6), the surface of the conical head (5) is circumferentially provided with a guide groove (7), the conical head (5) is internally provided with an accommodating cavity (8), the accommodating cavity (8) is communicated with the grouting cavity (4), the surface of the conical head (5) penetrates through the accommodating cavity (8) and is uniformly provided with a first grout outlet (9), the surface of the pipe shed steel pipe (3) is uniformly connected with reinforcing rings (10), connecting ribs (11) are circumferentially connected between adjacent reinforcing rings (10) relative to the surface of the pipe shed steel pipe (3), one end of each connecting rib, the surface of the pipe shed steel pipe (3) is provided with second grout outlets (13) in a staggered manner.

2. A pilot drilling style pipe shed for an underground passageway according to claim 1, wherein: the guide wall (1) comprises bow member, stand pipe, reinforcing bar and concrete, and the bow member upper end evenly is connected with the stand pipe, and the stand pipe outer end is connected with the reinforcing bar, and the concrete has been pour to the reinforcing bar outer end.

3. A pilot drilling style pipe shed for an underground passageway according to claim 1, wherein: the number of the connecting ribs (11) is four, and the four groups of connecting ribs (11) are connected to the outer end of the pipe shed steel pipe (3) in a crossed symmetrical structure.

4. A pilot drilling style pipe shed for an underground passageway according to claim 1, wherein: the pipe roof steel pipe (3) is far away from one end of the conical head (5) and is welded with a grouting joint convenient for grouting.

5. A pilot drilling style pipe shed for an underground passageway according to claim 1, wherein: tooth sockets (14) are uniformly formed in the surfaces of a group of corresponding connecting ribs (11) at the outer end of the pipe shed steel pipe (3).

6. A pilot drilling style pipe shed for an underground passage according to claim 5, wherein: the section of the tooth groove (14) is arranged in a rectangular structure, and the depth of the tooth groove (14) is half of the height of the connecting rib (11).