CN216043501U

CN216043501U - Light drilling equipment applied to complex and narrow pipeline site

Info

Publication number: CN216043501U
Application number: CN202120452479.8U
Authority: CN
Inventors: 陈浩; 黄进超; 钟文威; 杨小伟; 杨伟麟
Original assignee: Guangzhou Water Planning Survey Design And Research Institute Co ltd
Current assignee: Guangzhou Water Planning Survey Design And Research Institute Co ltd
Priority date: 2021-03-02
Filing date: 2021-03-02
Publication date: 2022-03-15
Anticipated expiration: 2031-03-02

Abstract

The utility model discloses light drilling equipment applied to complex and narrow pipelines, which comprises a rock core pipe, a drill rod and a three-type hammer, wherein the rock core pipe is arranged on the drill rod; an accommodating cavity is formed in the rock core pipe, and an opening communicated with the accommodating cavity is formed in the bottom of the rock core pipe; the top of the rock core pipe is provided with a first connecting pipe orifice; the bottom of the drill rod is provided with a second connecting pipe orifice, and the top of the drill rod is provided with a third connecting pipe orifice; the second connecting pipe orifice can be screwed in the first connecting pipe orifice through threads, so that the drill rod is arranged at the top of the core barrel; the three-type hammer comprises a hammer body and a grab handle; the bottom of the hammer body is provided with a smashing groove; the top of the hammer body is provided with a fourth connecting pipe orifice; the fourth connecting pipe orifice can be screwed on the outer side of the first connecting pipe orifice through threads, so that the hammer body is arranged on the top of the rock core pipe; the fourth connecting pipe orifice can be screwed outside the third connecting pipe orifice through threads, so that the hammer body is arranged at the top of the drill rod; the grab handle is arranged on the outer side of the hammer body.

Description

Light drilling equipment applied to complex and narrow pipeline site

Technical Field

The utility model belongs to the field of geotechnical engineering investigation, and particularly relates to light drilling equipment applied to a complex and narrow pipeline site.

Background

The conventional geotechnical investigation usually adopts an XY-1 drilling machine, the size is large, the weight is heavy, the operation process is high-speed rotary drill bit drilling, the underground condition is difficult to be ascertained, various pipelines are easy to drill, and in Guangzhou, many rural and urban manholes have many hand-shaking buildings, the distance between the buildings is small, and the drilling machine cannot enter the operation. A plurality of water pipes are transformed to enter districts and urban villages, the working surface is small, the pipelines are very complex, and the water pipes are not suitable for XY-1 drilling rig investigation and sampling.

SUMMERY OF THE UTILITY MODEL

The utility model provides a light drilling device applied to a complex and narrow pipeline field for solving the technical problems.

The solution adopted by the utility model for realizing the technical effect is as follows:

a light drilling device applied to complex and narrow pipeline sites comprises a rock core pipe, a drill rod and a three-type hammer; an accommodating cavity is formed in the rock core pipe, and an opening communicated with the accommodating cavity is formed in the bottom of the rock core pipe; the top of the rock core pipe is provided with a first connecting pipe orifice; the bottom of the drill rod is provided with a second connecting pipe orifice, and the top of the drill rod is provided with a third connecting pipe orifice; the second connecting pipe orifice can be screwed in the first connecting pipe orifice through threads, so that the drill rod is installed at the top of the core barrel; the three-type hammer comprises a hammer body and a grab handle; the bottom of the hammer body is provided with a smashing groove; the top of the hammer body is provided with a fourth connecting pipe orifice; the fourth connecting pipe orifice can be screwed on the outer side of the first connecting pipe orifice through threads, so that the hammer body is arranged at the top of the core barrel; the fourth connecting pipe orifice can be screwed on the outer side of the third connecting pipe orifice through threads, so that the hammer body is arranged at the top of the drill rod; the grab handle is arranged on the outer side of the hammer body.

Preferably, the drilling rig further comprises a tamping lid; the smashing cover can be screwed on the outer side of the first connecting pipe orifice through threads; the smashing cover can be screwed on the outer side of the third connecting pipe orifice through threads.

Preferably, the drilling rig further comprises a crow bar.

Preferably, the top of one end of the grab handle close to the hammer body is provided with a prying groove.

The utility model has the beneficial effects that:

1. manually smashing the core barrel into the ground by using a three-type hammer to take a shallow core, then installing a drill rod at the top of the core barrel, manually smashing the drill rod by using the three-type hammer to smash the core barrel into the ground to take a deep core, manually controlling, small and exquisite equipment and low requirement on a site;

2. the two drill rods can be screwed and fixed through the second connecting pipe orifice and the third connecting pipe orifice, and the core barrel can gradually and deeply take core samples from shallow to deep by gradually increasing the number of the drill rods at the top of the core barrel;

3. manually smashing, and gradually increasing the number of the drill rods to enable the core barrel to gradually go deep into the underground, and when the condition that the pipeline is buried in the underground is met, the operation can be timely found out to be stopped, so that safety accidents are avoided. And the manual core taking rate is higher than that of a drilling machine, the disturbance is smaller, and the made experimental data is more accurate.

Drawings

Fig. 1 is a schematic view of a core barrel and a tamping cover disclosed in an embodiment of the present invention;

FIG. 2 is a schematic illustration of a drill rod disclosed in an embodiment of the present invention;

FIG. 3 is a schematic view of a triple-type hammer according to the present disclosure;

FIG. 4 is a schematic view of a drilling rig assembly according to an embodiment of the present invention;

fig. 5 is a schematic view of a crow bar disclosed in the embodiment of the utility model.

And (3) identification and explanation: 1-a core barrel, 11-a first connecting pipe orifice, 2-a drill rod, 21-a second connecting pipe orifice, 22-a second connecting pipe orifice, 3-a hammer body, 31-a smashing groove, 32-a second connecting pipe orifice, 4-a grab handle, 41-a prying groove, 5-a smashing cover and 6-a crow bar.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model. It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. When one element is referred to as being "fixedly attached" to another element, it can be fixedly attached by welding, bolting, gluing, or the like.

Referring to fig. 1 to 5, in a preferred embodiment of the present invention, there is disclosed a light drilling apparatus applied to a complicated and narrow site of a pipeline, including a core barrel 1, a drill rod 2, and a triple-type hammer; an accommodating cavity is formed in the rock core pipe 1, and an opening communicated with the accommodating cavity is formed in the bottom of the rock core pipe 1; the top of the rock core pipe 1 is provided with a first connecting pipe opening 11; a second connecting pipe orifice 21 is arranged at the bottom of the drill rod 2, and a third connecting pipe orifice 22 is arranged at the top of the drill rod 2; the second connector nozzle 21 is threadably mounted in the first connector nozzle 11 so that the drill rod 2 is mounted on top of the core barrel 1; the three-type hammer comprises a hammer body 3 and a grab handle 4; the bottom of the hammer body 3 is provided with a smashing groove 31; the top of the hammer body 3 is provided with a fourth connecting pipe orifice 32; the fourth connecting pipe orifice 32 can be screwed on the outer side of the first connecting pipe orifice 11, so that the hammer body 3 is mounted on the top of the core barrel 1; the fourth connecting pipe orifice 32 can be screwed on the outer side of the third connecting pipe orifice 22, so that the hammer body 3 is arranged on the top of the drill rod 2; the grab handle 4 is arranged on the outer side of the hammer body 3.

In particular, the drilling rig further comprises a tamping lid 5; the smashing cover 5 can be screwed on the outer side of the first connecting pipe orifice 11 through threads; the smashing cover 5 can be screwed on the outer side of the third connecting pipe orifice 22 through threads. When the core barrel 1 and the drill rod 2 need to be hammered, the tamping cover 5 can be arranged on the first connecting pipe orifice 11 or the third connecting pipe orifice 22, so that the contact surface with the tamping groove 31 is increased, and the function of protecting the first connecting pipe orifice 11 and the third connecting pipe orifice 22 is achieved.

In particular, the drilling rig further comprises a crow bar 6 for prying the core barrel 1 up to take the material.

Specifically, the top of the grab handle 4 near one end of the hammer body 3 is provided with a prying groove 41, so that the upper half body of the prying bar 6 can be conveniently abutted against the bottom of the prying groove 41 to pry up the rock core pipe.

The working process is as follows: firstly, manually using a three-shaped hammer to pound the rock core pipe 1 into the ground, then installing the three-shaped hammer on the rock core pipe 1, prying the three-shaped hammer by using a prying bar 6, and prying the rock core pipe 1 to take out a rock core sample in the rock core pipe 1; and then putting the core barrel 1 into the drilled hole, installing the drill rod 2 at the top of the core barrel 1, smashing the core barrel 1 into the ground deeper by utilizing a three-type hammer to smash the drill rod 2, prying out the drill rod, and repeatedly adding the drill rod 2 to smash into the ground until the required core samples of different depths are collected.

From the above description, the present invention is well suited for work in complex and narrow pipelines.

While the preferred embodiments of the present invention have been illustrated in detail in the accompanying drawings, it should be understood that the scope of the utility model includes, but is not limited to, the embodiments described above; while the utility model has been described with reference to specific embodiments, it will be appreciated by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the utility model.

Claims

1. A light drilling equipment applied to complex and narrow pipeline sites is characterized by comprising:

a core barrel; an accommodating cavity is formed in the rock core pipe, and an opening communicated with the accommodating cavity is formed in the bottom of the rock core pipe; the top of the rock core pipe is provided with a first connecting pipe orifice;

a drill stem; the bottom of the drill rod is provided with a second connecting pipe orifice, and the top of the drill rod is provided with a third connecting pipe orifice; the second connecting pipe orifice can be screwed in the first connecting pipe orifice through threads, so that the drill rod is installed at the top of the core barrel;

a three-type hammer; the three-type hammer comprises a hammer body and a grab handle; the bottom of the hammer body is provided with a smashing groove; the top of the hammer body is provided with a fourth connecting pipe orifice; the fourth connecting pipe orifice can be screwed on the outer side of the first connecting pipe orifice through threads, so that the hammer body is arranged at the top of the core barrel; the fourth connecting pipe orifice can be screwed on the outer side of the third connecting pipe orifice through threads, so that the hammer body is arranged at the top of the drill rod; the grab handle is arranged on the outer side of the hammer body.

2. A light weight drilling apparatus for use in complex and narrow pipeline sites according to claim 1, wherein: also comprises a smashing cover; the smashing cover can be screwed on the outer side of the first connecting pipe orifice through threads; the smashing cover can be screwed on the outer side of the third connecting pipe orifice through threads.

3. A light weight drilling apparatus for use in complex and narrow pipeline sites according to claim 1, wherein: also comprises a crow bar.

4. A light weight drilling apparatus for use in complex and narrow pipeline sites according to claim 3 wherein: the top of one end of the grab handle close to the hammer body is provided with a prying groove.