CN219840585U - An imaging device integrating advanced horizontal drilling rig and acoustic wave detection - Google Patents

Abstract

The utility model discloses an imaging device integrating advanced horizontal drilling rig and acoustic wave detection, which includes: a drill bit, an acoustic wave detector while drilling and a drill pipe; the acoustic wave detector while drilling includes an acoustic wave transmitter, an array acoustic wave receiver and an acoustic wave detector while drilling. Sleeve; the two ends of the while-drilling sleeve are respectively connected to the drill bit and the drill pipe; the while-drilling sleeve adopts a double-layer hollow design, with an acoustic wave transmitter on the inner layer and an array acoustic wave receiver on the outer layer. The integrated design of the acoustic wave detection integrated device composed of the acoustic wave transmitter and the array acoustic wave receiver is integrated with the advanced horizontal drilling rig to improve the utilization efficiency of the traditional horizontal drilling rig and save construction time.

Description

An imaging device integrating advanced horizontal drilling rig and acoustic wave detection

Technical field

The utility model relates to the technical field of tunnel advance prediction, and in particular to an imaging device integrating advance horizontal drilling rig and acoustic wave detection.

Background technique

The statements in this section merely provide background technical information related to the present invention and do not necessarily constitute prior art.

When using the shield method for tunnel excavation, the shield machine cannot break the harder boulders due to the different hardness, shape and location of the boulders in the stratum. This situation will not only cause difficulties in tunneling , will also cause wear of the shield machine's cutting tools, and may even cause huge economic losses.

Patent CN106324683A discloses an acoustic wave device and method for detecting boulders in front of subway shield tunnels. By utilizing existing boreholes and anchors, the arrangement of sound wave transmitting and receiving devices is realized, and the sound wave transmitting system and the sound wave receiving system are separately connected to the control system. The control system processes the sound wave data collected by the sound wave receiving sensor to determine the front of the tunnel. The presence or absence of solitary rocks.

However, this method is cumbersome to operate during the detection process, requiring frequent loading and unloading of the sonic device, and repetitive labor consumes construction time.

Utility model content

In order to solve the above problems, this utility model proposes an imaging device that integrates an advanced horizontal drilling rig with an acoustic wave detection. The integrated acoustic wave detection device composed of an acoustic wave transmitter and an array acoustic wave receiver is designed to be integrated with the advanced horizontal drilling rig to improve the traditional The utilization efficiency of horizontal drilling rigs saves construction time.

In order to achieve the above purpose, the present utility model adopts the following technical solutions:

The utility model provides an imaging device integrating advanced horizontal drilling rig and acoustic wave detection, which includes: a drill bit, an acoustic wave detector while drilling, and a drill pipe; the acoustic wave detector while drilling includes an acoustic wave transmitter, an array acoustic wave receiver, and an acoustic wave detector while drilling. Sleeve; the two ends of the while-drilling sleeve are respectively connected to the drill bit and the drill pipe; the while-drilling sleeve adopts a double-layer hollow design, with an acoustic wave transmitter on the inner layer and an array acoustic wave receiver on the outer layer.

As an optional embodiment, a metal sheet is welded on the inside of the inner layer of the drilling sleeve, and a first embedded groove is provided on the metal sheet, and an acoustic wave transmitter is provided in the first embedded groove.

As an optional implementation, the first embedded groove is filled with soft material rubber.

As an optional embodiment, a metal sheet is welded on the inside of the outer layer of the drilling sleeve, and a second embedded groove is provided on the metal sheet, and an array acoustic wave receiver is arranged in the second embedded groove.

As an optional implementation, the second embedded groove is filled with rubber.

As an optional implementation, the array acoustic wave receiver includes transducers arranged in an array, and rubber is used to separate the transducer from the housing of the drilling sleeve and from the transducer to the transducer.

As an optional embodiment, the drill bit is connected to one side of the while-drilling sleeve through a first connecting bearing; and the drill rod is connected to the other side of the while-drilling sleeve through a second connecting bearing.

As an optional implementation, the drill pipe adopts a hollow design.

As an optional implementation, the acoustic wave transmitter and the array acoustic wave receiver are connected to the control terminal through a data line.

As an optional embodiment, the drilling-while-drilling sleeve adopts a high-strength insulating drilling-while-drilling sleeve; the drill bit adopts a high-strength drill bit.

Compared with the existing technology, the beneficial effects of this utility model are:

The utility model proposes an imaging device that integrates advanced horizontal drilling rigs and acoustic wave detection. The acoustic wave detection integrated device composed of an acoustic wave transmitter and an array acoustic wave receiver is integrated with an advanced horizontal drilling rig to improve the utilization efficiency of traditional horizontal drilling rigs. , saving construction time; during advanced horizontal drilling in tunnel construction, it solves the construction process that requires frequent loading and unloading of acoustic detectors, and records the data of acoustic detection during drilling in real time, thus improving the utilization efficiency of advanced horizontal drilling.

Additional advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention.

Description of the drawings

The description and drawings that constitute a part of the present utility model are used to provide a further understanding of the present utility model. The schematic embodiments of the present utility model and their descriptions are used to explain the present utility model and do not constitute an improper limitation of the present utility model.

Figure 1 is a schematic diagram of the overall structure of an imaging device integrating advanced horizontal drilling rig and acoustic wave detection provided in Embodiment 1 of the present invention;

Figure 2(a) is a cross-sectional view of the layout of the drilling sleeve and the acoustic wave emitter provided in Embodiment 1 of the present invention;

Figure 2(b) is a cross-sectional view of the layout of the drilling sleeve and the array acoustic wave receiver provided in Embodiment 1 of the present utility model;

Figure 3 is a demonstration diagram of the construction process provided by Embodiment 1 of the present utility model;

Among them, 1. Drill bit; 2. Drill pipe; 3. First connecting bearing; 4. Drilling sleeve; 5. Acoustic transmitter; 6. Second connecting bearing; 7. Array acoustic wave receiver; 8. Metal sheet.

Detailed ways

The utility model will be further described below in conjunction with the accompanying drawings and examples.

It should be noted that the following detailed descriptions are exemplary and are intended to provide further explanation of the present invention. Unless otherwise defined, all technical and scientific terms used herein have the same meanings commonly understood by one of ordinary skill in the art to which this invention belongs.

It should be noted that the terms used here are only for describing specific embodiments, and are not intended to limit the exemplary embodiments according to the present invention. As used herein, the singular forms are intended to include the plural forms as well, unless the context clearly indicates otherwise. Furthermore, it will be understood that the terms "including" and "having" and any variations thereof are intended to cover non-exclusive A process, method, system, product or apparatus that includes, for example, a series of steps or units need not be limited to those steps or units that are expressly listed, but may include steps or units that are not expressly listed or that are not expressly listed. Other steps or units inherent to the product or equipment.

The embodiments and features of the embodiments of the present invention may be combined with each other without conflict.

Example 1

As shown in Figure 1, this embodiment provides a real-time imaging device integrating advanced horizontal drilling rig and acoustic wave detection, including: a drill bit 1, an acoustic wave detector while drilling, and a drill pipe 2;

In this embodiment, the acoustic wave detector while drilling includes an acoustic wave transmitter 5, an array acoustic wave receiver 7 and a drilling sleeve 4; the acoustic wave transmitter 5 and the array acoustic wave receiver 7 are arranged inside the drilling sleeve 4 ;

Specifically, the while-drilling sleeve 4 adopts a double-layer hollow design, with an acoustic wave transmitter 5 on the inner layer and an array acoustic wave receiver 7 on the outer layer.

In this embodiment, a metal sheet 8 is welded on the inside of the inner layer of the drilling sleeve 4, and a first embedded groove is provided on the metal sheet 8, and the acoustic wave transmitter 5 is arranged in the first embedded groove; as As shown in Figure 2(a).

As an optional implementation, the first embedded groove is filled with soft material rubber.

In this embodiment, a metal sheet 8 is also welded to the inside of the outer layer of the drilling sleeve 4, and a second embedded groove is provided on the metal sheet 8. An array acoustic wave receiver 7 is provided in the second embedded groove. ;As shown in Figure 2(b).

As an optional implementation, the second embedded groove is filled with rubber to achieve a sound insulation effect.

As an optional implementation, the array acoustic wave receiver 7 includes transducers arranged in an array, and the transducers are separated from the housing of the drilling sleeve and the transducers from each other by rubber.

As an optional embodiment, the drilling-while-drilling sleeve 4 is a high-strength insulating drilling-while-drilling sleeve.

In this embodiment, the two ends of the drilling sleeve 4 are respectively connected to the drill bit 1 and the drill pipe 2;

The drill bit 1 is connected to one side of the drilling sleeve 4 through a first connecting bearing 3;

The drill pipe 2 is connected to the other side of the drilling sleeve 4 through a second connecting bearing 6 .

As an optional implementation, the drill bit 1 adopts a high-strength drill bit.

As an optional implementation, the drill pipe 2 adopts a hollow design.

In this embodiment, the acoustic wave transmitter 5 and the array acoustic wave receiver 7 are connected to the control terminal through a data line, which can realize the transmission and reception of acoustic waves, as well as the analysis and storage of data, and can be equipped with a real-time inversion imaging system to inverse Show the shape, size and position of the solitary stone.

Figure 3 shows a demonstration diagram of the construction process; taking a tunnel as an example, in order to ascertain the geological conditions ahead, a real-time imaging device integrating advanced horizontal drilling rig and acoustic wave detection is used, and the advanced horizontal drilling rig is used for acoustic detection, as follows:

(1) Set the acoustic wave transmitter 5 and the array acoustic wave receiver 7 on the inner and outer layers of the drilling sleeve 4 respectively, and connect them to the control terminal through data lines;

(2) Connect the hollow designed drill pipe 2 to one end of the while-drilling sleeve 4, and the other end of the while-drilling sleeve 4 is connected to the drill bit 1;

(3) Every time a certain distance is tunneled, the control terminal performs data processing and inversion until the drill rig tunnels to the design depth, thereby obtaining imaging results within the entire borehole range.

During advanced horizontal drilling during tunnel construction, this embodiment integrates an acoustic wave detection integrated device composed of an acoustic wave transmitter and an array acoustic wave detector with an advanced horizontal drilling rig to realize the transmission and reception of sound waves, as well as the analysis and storage of data, to achieve Detection of the structure of the surrounding rock in front of the tunnel working face and the size, shape and position of the boulders.

Although the specific embodiments of the present utility model have been described above in conjunction with the accompanying drawings, they do not limit the scope of protection of the present utility model. Those skilled in the art should understand that on the basis of the technical solutions of the present utility model, those skilled in the art do not need to Various modifications or deformations that can be made with creative efforts are still within the protection scope of the present utility model.

Claims (10)

1. An imaging device integrating advanced horizontal drilling machine and sound wave detection, which is characterized by comprising: the drill bit, while drilling acoustic wave detector and drill rod; the while-drilling acoustic wave detector comprises an acoustic wave emitter, an array acoustic wave receiver and a while-drilling sleeve; the two ends of the sleeve while drilling are respectively connected with a drill bit and a drill rod; the sleeve while drilling adopts a double-layer hollow design, an acoustic wave transmitter is arranged on the inner layer, and an array acoustic wave receiver is arranged on the outer layer.

2. The imaging device integrating advanced horizontal drilling machine and sound wave detection as claimed in claim 1, wherein a metal sheet is welded on the inner side of the inner layer of the sleeve while drilling, a first embedded groove is formed in the metal sheet, and a sound wave emitter is arranged in the first embedded groove.

3. The imaging device of claim 2 wherein said first embedded groove is filled with soft rubber material.

4. The imaging device integrating advanced horizontal drilling machine and acoustic detection according to claim 1, wherein a metal sheet is welded on the inner side of the outer layer of the sleeve while drilling, a second embedded groove is formed in the metal sheet, and an array acoustic receiver is arranged in the second embedded groove.

5. The imaging device integrated with advanced horizontal drilling machine and acoustic detection as claimed in claim 4, wherein said second embedded groove is filled with rubber.

6. The advanced horizontal drilling machine and sonic detection integrated imaging apparatus of claim 1 wherein said array sonic receiver comprises an array of transducers separated from the casing of the while-drilling sleeve and from transducer to transducer by rubber.

7. The imaging device integrating advanced horizontal drilling machine and acoustic detection as claimed in claim 1, wherein said drill bit is connected to one side of a sleeve while drilling through a first connecting bearing; and the drill rod is connected with the other side of the sleeve while drilling through a second connecting bearing.

8. The imaging device integrated with advanced horizontal drilling machine and acoustic detection according to claim 1, wherein said drill pipe is hollow.

9. The imaging device integrating advanced horizontal drilling machine and acoustic detection as claimed in claim 1, wherein the acoustic transmitter and the array acoustic receiver are connected with the control terminal through data lines.

10. The imaging device integrating advanced horizontal drilling machine and acoustic detection as claimed in claim 1, wherein said sleeve while drilling employs a high strength insulating sleeve while drilling; the drill bit adopts a high-strength drill bit.