CN208220636U

CN208220636U - A kind of column core drills through target drill

Info

Publication number: CN208220636U
Application number: CN201820538090.3U
Authority: CN
Inventors: 李�瑞; 李俊阳; 王生维; 吕帅锋; 谷媛媛; 袁铭; 熊章凯
Original assignee: China University of Geosciences
Current assignee: China University of Geosciences
Priority date: 2018-04-16
Filing date: 2018-04-16
Publication date: 2018-12-11
Anticipated expiration: 2028-04-16

Abstract

The utility model provides a kind of column core and drills through target drill, including shell and through the cavity zone of the shell, the inner wall of the shell is equipped with damping layer, the upper end of the shell is uniformly equipped with several drills for piercing rock mass, rock sample is downwardly into the cavity zone from the upper end of the cavity zone, several hydraulic holes pierce the enclosure interior from the lower end of the shell upwards, then the inner wall and the damping layer for wearing out the shell are connected to the upper area of the cavity zone, the lower end in each hydraulic hole connects a high pressure water interface, the high pressure water interface protrudes out the shell, the lower end that one guard rails are mounted at the shell is used to block the lower ending opening of the cavity zone, the lower surface of the guard rails is equipped with the coupling bar for connecting with drilling machine.The utility model has the beneficial effects that easy to use under field or mine, acquisition sample high-quality.

Description

A kind of column core drills through target drill

Technical field

The utility model relates to machinery manufacturing technology fields more particularly to a kind of column core to drill through target drill.

Background technique

At present major part core drill through equipment all use conditions it is limited, the sample quality drilled through is poor, and generally there are following Problem:

1, sample drills through completion and is difficult for sample to be truncated；

2, short sample is easy vibration damage；

3, for this special working environment of coal mine, sampling is difficult.

Above-mentioned three kinds of situations cause coring difficult in addition some places can not coring, sample research is the pass for recognizing geology Key condition, complete sample is obtained under field or mine, and for analysis geologic aspects comprehensively, this has major contribution.In order to solve this A little problems, specially design the utility model.The utility model is easy to use under field or mine, obtains the quality of sample It is good.

Utility model content

In view of this, the embodiments of the present invention provide a kind of easy to use under field or mine, acquisition sample High-quality column core drill through target drill.

The embodiments of the present invention provide a kind of column core and drill through target drill, including shell and run through the shell Cavity zone, the inner wall of the shell is equipped with damping layer, and the upper end of the shell is uniformly equipped with for piercing the several of rock mass Drill, rock sample are downwardly into the cavity zone from the upper end of the cavity zone, and the lower end of several hydraulic hole from the shells is upward The enclosure interior is pierced, the inner wall of the shell and the upper area company of the damping layer and the cavity zone are then worn out Logical, the lower end in each hydraulic hole connects a high pressure water interface, and the high pressure water interface protrudes out the shell.

Further, the upper area of the inner walls is equipped with the cut through protruded out to the cavity zone, the vibration damping Layer supports the cut through upwards, supports the guard rails downwards.

It further, is blocking district by the circular area of the cut through in the cavity zone, remaining area is sample region, described The upper end in hydraulic hole is close to the cut through and tilts upward setting, and the high pressure water in the hydraulic hole sprays into the cavity zone and uses Rock sample to be truncated from the boundary of the sample region and the blocking district.

Further, there are six drill tools, there are four the hydraulic hole also has.

Further, a guard rails are mounted at the lower end of the shell for blocking under the cavity zone End opening, the lower surface of the guard rails are equipped with the coupling bar for connecting with drilling machine, and the damping layer is cystosepiment.

The technical solution that the embodiments of the present invention provide has the benefit that column described in the utility model Core, which drills through target drill, can be used for the rock sample acquisition of a variety of occasions such as under mine and mine, by using the utility model The column core drills through target drill, can take out complete core, to be used to various researchs.

Detailed description of the invention

Fig. 1 is the sectional view that column core described in the utility model drills through target drill；

Fig. 2 is that column core described in the utility model drills through the perspective view after the hemisection of target drill.

Specific embodiment

It is practical new to this below in conjunction with attached drawing to keep the purpose of this utility model, technical solution and advantage clearer Type embodiment is further described.

Please refer to Fig. 1 and Fig. 2, the embodiments of the present invention provide a kind of column core and drill through target drill, are used for It pierces core to be sampled rock mass, mainly includes shell 8 and the cavity zone 2 through the shell 8.

The shell 8 be tubular, have certain thickness shell wall, the upper surface of the shell 8 uniformly set there are six bore Knife 1, the angle between adjacent two drill 1 is 60 °, and the outside of each drill 1 is concordant with the outer wall of the shell 8, The drill 1 pierces in the core of rock mass for fragmented rock body.As needed, the quantity of the drill 1 appropriate can increase Subtract, is not limited with six.

The upper area of 8 inner wall of shell is equipped with the cut through 81 that protrudes out to the cavity zone 2, in the cavity zone 2 It is blocking district 21 by the circular area of the cut through 81, remaining area is sample region 22, and the blocking district 21 is located at the cavity zone At 22 upper end opening, the connection external world and the sample region 22.It is protruded by the rock sample that the drill 1 drills through from the blocking district 21 The sample region 22 is filled up completely or is partially filled with the sample region 22.The cavity zone 2 is up-narrow and down-wide, to facilitate rock sample Into.Since the aperture of the blocking district 21 is less than the aperture of the sample region 22, so the blocking district 21 and the sampling The intersection in area 33 has a shoulder, preferably inner wall of the shoulder perpendicular to the shell 8.One guard rails 5 are removably pacified Lower end loaded on the shell 8, for blocking the lower ending opening of the cavity zone 2, the guard rails 5 only cover described The regional area of 8 lower end of shell.The lower surface of the guard rails 5 is equipped with the coupling bar 7 for connecting with drilling machine, the drilling machine Column core described in the utility model is driven to drill through target drill work.

8 inner wall of shell is equipped with damping layer 4, and the damping layer 4 supports the shoulder upwards, supports the tail portion downwards Baffle 5.The damping layer 4 is made of elastic material, and has certain thickness, since column core drills through target drill work Shi Huiyou more violent vibration, the damping layer 4 can prevent some short samples after entering the sample region 22 because of vibration Situation dynamic and that fracture or damage occurs occurs, to improve the quality of sampling.It is preferred that the damping layer 4 be cost performance it is high and Cystosepiment that is light, being easy to get.

Several hydraulic holes 3 pierce inside the shell 8 upwards from the lower end of the shell 8, then wear out the shell 8 Inner wall and the damping layer 4 are connected to the upper area of the cavity zone 2, and there are four the hydraulic tools of hole 3, but also not with this It is limited.

The lower end in each hydraulic hole 3 connects a high pressure water interface 6, and the high pressure water interface 6 protrudes out the shell 8, and be located at 8 lower end of shell by the guard rails cover with exterior domain, the upper end in the hydraulic hole 3 is cut close to described Disconnected portion 81 and tilt upward setting, the high pressure water penetrating cavity zone 2 in the hydraulic hole 3 to by rock sample from the sampling The truncation of the boundary of area 22 and the blocking district 21.

In use, the drill 1 pierces in rock mass, the rock sample in rock mass enters the sample region by the blocking district 21 22, the rock sample positioned at the sample region 22 is protected by the damping layer 4 and is not susceptible to fracture or damage, passes through the high pressure Water interface 6 injects high pressure water into the corresponding hydraulic hole 3, and high pressure water is sprayed by the upper end in the hydraulic hole 3, impactite Rock sample is truncated from the boundary of the sample region 22 and the blocking district 21 in sample, so that acquisition is located at the acquisition zone 22 Rock sample dismantles the guard rails 5, pours out collected rock sample from the lower end of the sample region 22, to complete to sample.

Column core described in the utility model, which drills through target drill, can be used for the rock of a variety of occasions such as under mine and mine The acquisition of stone sample.Target drill is drilled through by using column core described in the utility model, complete core can be taken out, with For various researchs.

Herein, the nouns of locality such as related front, rear, top, and bottom are to be located in figure with components in attached drawing and zero Part mutual position defines, only for the purpose of expressing the technical solution clearly and conveniently.It should be appreciated that the noun of locality Use should not limit the claimed range of the application.

In the absence of conflict, the feature in embodiment and embodiment herein-above set forth can be combined with each other.

The above is only the preferred embodiment of the present invention, is not intended to limit the utility model, all practical at this Within novel spirit and principle, any modification, equivalent replacement, improvement and so on should be included in the guarantor of the utility model Within the scope of shield.

Claims

1. a kind of column core drills through target drill, it is characterised in that: described including shell and through the cavity zone of the shell The inner wall of shell is equipped with damping layer, and the upper end of the shell is uniformly equipped with several drills for piercing rock mass, and rock sample is from institute The upper end for stating cavity zone is downwardly into the cavity zone, and several hydraulic holes pierce in the shell upwards from the lower end of the shell Portion, the inner wall and the damping layer for then wearing out the shell are connected to the upper area of the cavity zone, each described hydraulic The lower end in hole connects a high pressure water interface, and the high pressure water interface protrudes out the shell.

2. column core as described in claim 1 drills through target drill, it is characterised in that: a guard rails are removably installed Be used to block the lower ending opening of the cavity zone in the lower end of the shell, the lower surface of the guard rails be equipped with for brill The coupling bar of machine connection, the damping layer are cystosepiment.

3. column core as claimed in claim 2 drills through target drill, it is characterised in that: the upper area of the inner walls Equipped with the cut through protruded out to the cavity zone, the damping layer supports the cut through upwards, supports the tail portion gear downwards Plate.

4. column core as claimed in claim 3 drills through target drill, it is characterised in that: by the truncation in the cavity zone Circular area of portion is blocking district, remaining area is sample region, and the upper end in the hydraulic hole is set close to the cut through and tilting upward It sets, the high pressure water in the hydraulic hole sprays into the cavity zone to the boundary by rock sample from the sample region and the blocking district Place's truncation.

5. column core as described in claim 1 drills through target drill, it is characterised in that: there are six the drill tools, described There are four hydraulic hole also has.