CN219101299U

CN219101299U - Geological exploration drilling plugging device

Info

Publication number: CN219101299U
Application number: CN202320520759.7U
Authority: CN
Inventors: 周盛斌; 廖嘉俊; 陈木源; 林志强; 陈远达
Original assignee: Guangdong Shunxie Engineering Investigation Co ltd
Current assignee: Guangdong Shunxie Engineering Investigation Co ltd
Priority date: 2023-03-16
Filing date: 2023-03-16
Publication date: 2023-05-30
Anticipated expiration: 2033-03-16

Abstract

The utility model discloses a geological exploration drilling plugging device which comprises a plugging outer cylinder, a reset assembly and a discharging assembly, wherein the reset assembly comprises a plugging inner cylinder movably matched with and installed in the plugging outer cylinder, and an upper supporting ring and a lower supporting ring which are fixedly installed on the inner wall of the plugging outer cylinder at the upper end and the lower end of the plugging inner cylinder respectively. According to the geological exploration drilling plugging device, the plugging inner barrel is arranged in the plugging outer barrel, after cement slurry is injected into the plugging inner barrel, the plugging inner barrel is driven to move downwards to the upper end of the positioning piece at the bottom by the gravity of the cement slurry, so that the matching of an inner discharge hole at the outer end of the plugging inner barrel and an outer discharge hole at the outer end of the plugging outer barrel is achieved rapidly, the cement slurry is injected into a collapsed position at the outer wall of a drilling hole, plugging of the collapsed hole wall at the outer end of the drilling hole is completed, and the T-shaped rods, the upper reset springs, the fixed rods and the lower reset springs which are arranged at the upper end and the lower end of the upper support ring and the lower support ring are mainly used for rapidly resetting after plugging of the plugging inner barrel is completed, so that the inner discharge hole is closed.

Description

Geological exploration drilling plugging device

Technical Field

The utility model relates to the technical field of plugging devices, in particular to a geological exploration drilling plugging device.

Background

In the geological exploration drilling process, the hole wall is unstable, so that the hole wall is easy to collapse, even the phenomena of large-belly hole wall, cracks and the like occur, the collapse of the outer side of the hole wall is required to be plugged by cement slurry, and further subsequent drilling operation is carried out.

The existing geological exploration drilling plugging device, such as an engineering geological drilling plugging device disclosed in publication No. CN204252934U, can also plug the collapse of the outer side of a hole wall, but the device adopts the deformation plugging of an expansion rubber sleeve, so that the problem that the plugging is incomplete is easily caused because the holes and cracks in the collapse of the outer side of the hole wall are not easy to plug is solved, and therefore, the geological exploration drilling plugging device is provided.

Disclosure of Invention

The utility model mainly aims to provide a geological exploration drilling plugging device which can effectively solve the problems in the background technology.

In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:

the utility model provides a geological exploration drilling plugging device, includes the leaking stoppage urceolus, resets subassembly and row material subassembly, the subassembly that resets includes the inside movable leaking stoppage inner tube that matches the installation of leaking stoppage urceolus to and the upper and lower end leaking stoppage urceolus inner wall do not fixed mounting's of leaking stoppage inner tube goes up supporting ring and lower supporting ring, and goes up supporting ring and lower supporting ring and be the ring structure, go up supporting ring upper end and still arrange and run through and seted up multiunit round hole, the leaking stoppage inner tube upper end passes the round hole and still equal fixed mounting has multiunit T shape pole, go up supporting ring upper portion T shape pole outer end and still equal movable sleeve is equipped with reset spring on the multiunit.

Preferably, the reset assembly further comprises a plurality of groups of constraint holes which are arranged and arranged in the bottom end of the plugging inner cylinder, a plurality of groups of fixing rods which are fixedly arranged at the upper end of the lower supporting ring and are arranged in the constraint holes in a matched mode, and a plurality of groups of lower reset springs are movably sleeved at the outer ends of the fixing rods between the plugging inner cylinder and the lower supporting ring.

Preferably, the reset component further comprises a plurality of groups of positioning sheets which are fixedly arranged at the inner wall of the plugging outer cylinder between the plugging inner cylinder and the lower supporting ring and used for positioning the downward displacement position of the plugging inner cylinder.

Preferably, the reset assembly further comprises an outer discharge hole and an inner discharge hole which are correspondingly and penetratingly arranged at one side of the plugging outer cylinder and one side of the plugging inner cylinder, and a connecting pipe arranged at the upper end of the plugging inner cylinder.

Preferably, the discharging assembly comprises a plurality of groups of discharging holes which are arranged and penetrated at the center of the bottom of the plugging inner cylinder, and a main gear movably installed through a rotating shaft between the bottom of the plurality of groups of discharging holes and the connection of the plugging inner cylinder, wherein a plurality of groups of corresponding holes corresponding to the plurality of groups of discharging holes at the bottom of the plugging inner cylinder are also arranged and penetrated at the upper end of the main gear.

Preferably, the discharging assembly further comprises a pinion gear which is in meshed connection with the outer side of the main gear at the bottom of the plugging inner cylinder, and a servo motor which is fixedly arranged at the bottom of the plugging inner cylinder and drives the pinion gear.

Compared with the prior art, the utility model has the following beneficial effects:

1. the utility model provides a geological exploration drilling plugging device, the inside mounted leaking stoppage inner tube of leaking stoppage urceolus, can be after inside injection cement thick liquid, drive leaking stoppage inner tube through the gravity of cement thick liquid and move down to the spacer upper end of bottom, thereby reach the matching of the interior bin outlet of leaking stoppage inner tube outer end and the outer bin outlet of leaking stoppage urceolus outer end fast, with the position that collapses to drilling outer wall department fast, the shutoff to the hole wall department that collapses of drilling outer end is accomplished, and the T-shaped pole of upper support ring and lower support ring upper and lower extreme installation, upper reset spring and dead lever, lower reset spring, the quick return after the quick return of the shutoff of leaking stoppage inner tube is accomplished in order to close interior bin outlet;

2. a geological exploration drilling plugging device comprises a discharging hole formed in the bottom of a plugging inner barrel, a main gear which is movably arranged at the bottom of the discharging hole and corresponds to the discharging hole, a resetting assembly can be matched, and before the plugging inner barrel moves upwards for resetting, a corresponding hole at the upper end of the main gear corresponds to the discharging hole in the bottom of the plugging inner barrel through driving of a servo motor so as to rapidly discharge cement paste in the plugging inner barrel, so that the plugging inner barrel is normally reset through the resetting assembly.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a side cross-sectional view of the present utility model;

fig. 3 is a top view of the present utility model.

Reference numerals:

100. a plugging outer cylinder;

200. a reset assembly; 201. a plugging inner cylinder; 202. an upper support ring; 203. a lower support ring; 204. a round hole; 205. a T-bar; 206. an upper return spring; 207. a binding hole; 208. a fixed rod; 209. a lower return spring; 210. a positioning sheet; 211. an outer discharge port; 212. an inner discharge port; 213. a connecting pipe;

300. a discharge assembly; 301. a discharge hole; 302. a main gear; 303. a corresponding hole; 304. a rotating shaft; 305. a pinion gear; 306. a servo motor.

Detailed Description

The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.

Embodiment one:

as shown in fig. 1-2, this embodiment provides a drilling and plugging device for geological exploration, including a plugging outer cylinder 100, a reset assembly 200 and a discharging assembly 300, the reset assembly 200 includes a plugging inner cylinder 201 movably mounted in the plugging outer cylinder 100 in a matching manner, and an upper support ring 202 and a lower support ring 203 fixedly mounted at the inner wall of the plugging outer cylinder 100 at the upper and lower ends of the plugging inner cylinder 201, the upper support ring 202 and the lower support ring 203 are both in a circular ring structure, a plurality of groups of round holes 204 are further arranged and penetrated through at the upper end of the upper support ring 202, a plurality of groups of T-shaped rods 205 are further fixedly mounted at the upper end of the plugging inner cylinder 201 through the round holes 204, a plurality of groups of upper reset springs 206 are further movably sleeved at the outer end of the upper support ring 202, the upper T-shaped rods 205 further include a plurality of groups of tie-down holes 207 arranged at the bottom end of the plugging inner cylinder 201, a plurality of groups of tie-down rods 208 fixedly mounted at the upper end of the lower support ring 203 are also matched and are respectively mounted at the inner rods 208 inside the tie-down holes 207, a plurality of groups of lower inner cylinder 209 are further movably sleeved at the outer ends of the inner cylinder reset assembly 200, the inner cylinder 200 further includes a plurality of groups of tie-down rings 201 and a plurality of tie-down rings 201 are correspondingly arranged at the inner cylinder ends of the inner cylinder 201 and a plurality of corresponding to the inner cylinder positioning pieces 212 arranged at the inner side of the inner cylinder 201 and the corresponding to the corresponding ports of the corresponding plug 201 and arranged at the inner cylinder 201 and arranged at the drain openings 201 are arranged at the inner side of the corresponding positions of the corresponding plug 201 and are arranged at the corresponding positions of the corresponding plug positioning ports 201.

Specifically, in the geological exploration drilling process, because the hole wall is unstable and easily causes hole wall collapse, even phenomena such as big-belly hole wall and cracks appear, collapse of the outer side of the hole wall needs to be plugged by cement slurry, thereby follow-up drilling operation is carried out, the plugging inner barrel 201 of this plugging inner barrel 100 internally mounted can drive the plugging inner barrel 201 to move down to the upper end of the positioning sheet 210 at the bottom through the gravity of cement slurry after the cement slurry is internally injected, thereby the matching of the inner discharge opening 212 of the outer end of the plugging inner barrel 201 and the outer discharge opening 211 of the plugging outer barrel 100 is rapidly achieved, cement slurry is injected, the plugging of the outer wall of the hole is completed, the multiple groups of T-shaped rods 205 and the upper reset springs 206 connected between the upper supporting ring 202 and the top of the plugging inner barrel 201 are completed, and the multiple groups of fixing rods 208 and the lower reset springs 209 connected between the bottom lower supporting ring 203 and the bottom of the plugging inner barrel 201 are mainly used, the inner barrel 201 is moved up by means of the elasticity of the upper reset springs 206 and the lower reset springs 209 after the plugging inner barrel 201 is completed, the inner barrel 212 of the inner barrel 201 is closed and the inner barrel 212 of the inner barrel is mainly used for being connected with the inner barrel 210 of the inner barrel 100 at the inner wall of the inner barrel 100 of the outer end of the plugging outer end of the outer barrel 100 by the positioning device, and the cement slurry is mainly used for positioning the inner barrel 201 and the inner barrel 211 of the inner barrel is arranged at the inner barrel 201 of the inner end of the inner liner of the inner barrel 201 of the plugging end of the inner end of the plugging end of the outer end of the plugging outer end of the pipe.

Embodiment two:

on the basis of the first embodiment, as shown in fig. 3, the discharging assembly 300 includes a plurality of groups of discharging holes 301 arranged and penetrating through the bottom center of the plugging inner barrel 201, a main gear 302 movably mounted between the bottom of the plurality of groups of discharging holes 301 and the connection of the plugging inner barrel 201 through a rotating shaft 304, a plurality of groups of corresponding holes 303 corresponding to the plurality of groups of discharging holes 301 at the bottom of the plugging inner barrel 201 are arranged and penetrating through the upper end of the main gear 302, the discharging assembly 300 further includes a pinion 305 engaged and connected with the outer side of the main gear 302 at the bottom of the plugging inner barrel 201, and a servo motor 306 fixedly mounted at the bottom of the plugging inner barrel 201 and driving the pinion 305.

Specifically, a plurality of groups of discharge holes 301 are arranged at the bottom of the plugging inner barrel 201, a main gear 302 corresponding to the discharge holes 301 is movably arranged at the bottom of the discharge holes 301, and can be matched with the reset assembly 200, before the plugging inner barrel 201 moves upwards and resets, the transmission of a pinion 305 is driven by a servo motor 306, so that a corresponding hole 303 at the upper end of the main gear 302 corresponds to the discharge hole 301 at the bottom of the plugging inner barrel 201, cement paste in the plugging inner barrel 201 is rapidly discharged, and the plugging inner barrel 201 moves upwards and resets normally through the reset assembly 200.

The working principle and the using flow of the utility model are as follows:

when the collapse at the hole wall of the drilled hole is plugged, firstly, a cement slurry pipeline is connected to the upper end of a connecting pipe 213 at the top of the plugging inner barrel 201, the plugging outer barrel 100 is integrally hoisted to the collapse position of the hole wall in the drilled hole, after the plugging outer barrel 100 is positioned at the inner end of the collapse position of the hole wall, cement slurry is conveyed into the plugging inner barrel 201 through the cement slurry pipeline, along with the continuous increase of cement slurry in the plugging inner barrel 201, the plugging inner barrel 201 between an upper supporting ring 202 and a lower supporting ring 203 in the plugging outer barrel 100 is downwards pressed by the gravity generated by the cement slurry, so that the plugging inner barrel 201 respectively stretches an upper reset spring 206 and a lower reset spring 209 at the upper end and the lower end of the compression, and downwards moves to the upper end of a bottom locating piece 210, after the plugging inner barrel 201 downwards moves to the upper end of the locating piece 210, an inner discharge port 212 at the outer end of the plugging inner barrel 201 is correspondingly communicated with an outer discharge port 211 at the outer end of the plugging outer barrel 100, at this time, cement slurry conveyed by the cement slurry pipeline flows into the hole wall collapse part through the inner discharge hole 212 and the outer discharge hole 211 to plug the hole wall collapse part, after the hole wall collapse part is plugged, the cement slurry pipeline stops conveying the cement slurry, a servo motor 306 at the bottom of the plugging inner barrel 201 is started, after the servo motor 306 is started, a pinion 305 connected with the upper end is driven to rotate, a main gear 302 connected with the inner side in a meshed manner is precisely driven to rotate after the pinion 305 rotates, so as to keep the communication between a corresponding hole 303 at the upper end of the main gear 302 and a discharge hole 301 at the bottom of the plugging inner barrel 201, after the corresponding hole 303 is communicated with the discharge hole 301, residual cement slurry in the plugging inner barrel 201 is discharged through the bottom discharge hole 301, after the residual cement slurry in the plugging inner barrel 201 is completely discharged, an upper reset spring 206 and a lower reset spring 209 in stretching and compressing the upper end and the lower end of the plugging inner barrel 201 respectively, the inner plugging cylinder 201 is driven to move upwards in the outer plugging cylinder 100 by self elasticity so as to reset to the original position, and the outer discharge hole 211 at the outer end of the outer plugging cylinder 100 is kept closed, so that the collapsed position of the wall of the drilling hole is plugged.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the spirit and scope of the utility model as defined by the appended claims and their equivalents.

Claims

1. The utility model provides a geological exploration drilling plugging device, includes leaking stoppage urceolus (100), reset subassembly (200) and row material subassembly (300), its characterized in that, reset subassembly (200) are including leaking stoppage urceolus (100) inside movable matching installation's leaking stoppage inner tube (201) to and leaking stoppage inner tube (201) upper and lower extreme leaking stoppage urceolus (100) inner wall punishment fixed mounting's last support ring (202) and lower support ring (203), and go up support ring (202) and lower support ring (203) and be the ring structure, go up support ring (202) upper end still to arrange and run through and offered multiunit round hole (204), leaking stoppage inner tube (201) upper end is passed round hole (204) and is still all fixed mounting have multiunit T shape pole (205), go up support ring (202) upper portion T shape pole (205) outer end and all movable sleeve still is equipped with multiunit upper reset spring (206).

2. The geological exploration drilling plugging device according to claim 1, wherein the reset assembly (200) further comprises a plurality of groups of constraint holes (207) which are formed in an arrangement mode in the bottom end of the plugging inner barrel (201), a plurality of groups of fixing rods (208) which are fixedly installed at the upper end of the lower supporting ring (203) and are installed in the constraint holes (207) in a matching mode, and a plurality of groups of lower reset springs (209) are movably sleeved at the outer ends of the fixing rods (208) between the plugging inner barrel (201) and the lower supporting ring (203).

3. A geological exploration drilling plugging device according to claim 1, wherein said reset assembly (200) further comprises a plurality of sets of positioning tabs (210) fixedly arranged on the inner wall of the plugging inner barrel (201) between the plugging inner barrel (201) and the lower support ring (203) for positioning the downward displacement position of the plugging inner barrel (201).

4. The geological exploration drilling plugging device according to claim 1, wherein the reset assembly (200) further comprises an outer discharge opening (211) and an inner discharge opening (212) which are correspondingly and penetratingly arranged at one side of the plugging inner cylinder (201) and have equal sizes, and a connecting pipe (213) arranged at the upper end of the plugging inner cylinder (201).

5. The geological exploration drilling plugging device according to claim 1, wherein the material discharging assembly (300) comprises a plurality of groups of material discharging holes (301) which are arranged and penetrated at the center of the bottom of the plugging inner barrel (201), and a main gear (302) movably installed between the bottoms of the groups of material discharging holes (301) and the plugging inner barrel (201) through a rotating shaft (304), and a plurality of groups of corresponding holes (303) which correspond to the groups of material discharging holes (301) at the bottom of the plugging inner barrel (201) are arranged and penetrated at the upper end of the main gear (302).

6. A geological exploration drilling plugging device according to claim 1, wherein the material discharging assembly (300) further comprises a pinion (305) which is in meshed connection with the outer side of a main gear (302) at the bottom of the plugging inner barrel (201), and a servo motor (306) which is fixedly arranged at the bottom of the plugging inner barrel (201) and drives the pinion (305).