CN216197871U - Quick conveying and leaking stoppage slurry device for drilling diamond rope coring drilling - Google Patents

Abstract

The utility model discloses a device for quickly conveying leakage-stopping slurry for drilling diamond rope coring, which comprises a leakage-stopping slurry device body and an auxiliary leakage-stopping slurry device matched with the leakage-stopping slurry device body, wherein the leakage-stopping slurry device body comprises a leakage-stopping slurry filling pipe, one end of the leakage-stopping slurry filling pipe is detachably connected with a first hydraulic sealing valve seat, and a first hydraulic check valve is arranged in the first hydraulic sealing valve seat; the other end swing joint of leaking stoppage thick liquid filling pipe has a connecting sleeve, and the spring overflow valve is installed to connecting sleeve's one end, and the inside movable mounting of the other end of connecting sleeve has drags for the lance seat, drags for can dismantle on the lance seat to be connected with and drags for the lance, and wherein, the last a plurality of that is equipped with of connecting sleeve sends the thick liquid hole. The utility model provides a drilling fluid leakage prevention device which is simple to operate, safe, reliable, rapid and effective, limits the influence to a controllable range and reduces economic loss.

Description

Quick conveying and leaking stoppage slurry device for drilling diamond rope coring drilling

Technical Field

The utility model relates to a leaking stoppage slurry device, in particular to a device for quickly conveying leaking stoppage slurry for drilling by drilling diamond rope coring, and belongs to the technical field of solid mineral diamond rope coring construction in drilling engineering.

Background

During the drilling construction process of drilling engineering, drilling fluid leakage frequently occurs. The drilling fluid leakage quantity has different degrees of influence on the diamond wire line coring drilling construction. Drilling fluid loss can increase drilling construction material cost in a large number, also can influence drilling construction progress and time, serious even cause the drilling accident and unable normal construction, make the drilling construction bring great economic loss.

Under the current situation of processing the leakage situation of drilling fluid, no method for effectively and quickly conveying leakage blocking slurry exists under the situation of drilling fluid leakage in the drilling diamond wire line coring drilling construction process, and when drilling fluid leaks in the drilling field such as the diamond wire line coring drilling construction process, the conventional slurry pump is often adopted to pump the leakage blocking slurry.

Therefore, the key point for solving the technical problems is to develop the device for quickly conveying the plugging slurry for the drilling diamond rope coring drilling with simple operation and strong practicability.

Disclosure of Invention

Aiming at various defects and shortcomings in the background technology, the utility model is improved and innovated, and aims to provide a drilling fluid leakage situation which is simple to operate, safe, reliable, rapid and effective, limits the influence to a controllable range and reduces economic loss.

In order to solve the problems and achieve the purpose, the utility model provides a device for quickly conveying leakage stoppage slurry for drilling by a diamond rope coring, which is realized by adopting the following design structure and the following technical scheme:

the improved device for quickly conveying the leaking stoppage slurry for drilling the diamond rope coring comprises a leaking stoppage slurry device body and an auxiliary leaking stoppage slurry device matched with the leaking stoppage slurry device body, wherein the leaking stoppage slurry device body comprises a leaking stoppage slurry filling pipe (1), one end of the leaking stoppage slurry filling pipe (1) is detachably connected with a first hydraulic sealing valve seat (2), and a first hydraulic one-way valve (3) is installed in the first hydraulic sealing valve seat (2); the other end swing joint of leaking stoppage thick liquid filling pipe (1) has connecting sleeve (4), and spring overflow valve (5) are installed to the one end of connecting sleeve (4), and the inside movable mounting of the other end of connecting sleeve (4) has drags for lance seat (6), drags for and can dismantle on lance seat (6) to be connected with and drags for lance (7), and wherein, be equipped with a plurality of on connecting sleeve (4) and send thick liquid hole (8).

As the improvement of the utility model, the auxiliary leakage stoppage slurry device comprises a wire-line core drill (9) and a wire-line core drill rod (10), wherein a diamond wire-line core reamer and a diamond wire-line core drill bit are arranged at the lower part of the wire-line core drill (9).

As the further improvement of the utility model, the whole plugging slurry filling pipe (1) is in a tubular structure with openings at two ends and hollow inside, and the inner walls at two ends of the plugging slurry filling pipe (1) are provided with inner thread sections.

As the further improvement of the utility model, the whole first hydraulic sealing valve seat (2) is of a cylindrical structure with two open ends and hollow interior, an inward concave part is annularly arranged on the outer wall of one end of the first hydraulic sealing valve seat (2), an external thread section matched with the internal thread section of the leaking stoppage slurry filling pipe (1) is arranged on the concave part, and the first hydraulic one-way valve (3) is tightly attached and connected in the first hydraulic sealing valve seat (2).

As the above further improvement of the utility model, the whole connecting sleeve (4) is in a cylindrical structure with openings at two ends and hollow inside, and the upper part of the connecting sleeve (4) is annularly provided with a slurry feeding hole (8) and bolt holes (11) symmetrically provided with a fishing spear seat; the outer wall of the lower part of the connecting sleeve (4) is annularly provided with an inward depressed part, and the depressed part is provided with an external thread section matched with the internal thread section of the plugging slurry filling pipe (1).

As the above further improvement of the utility model, the inner diameter of the upper part of the connecting sleeve (4) is larger than that of the lower part, the lower part of the connecting sleeve (4) is provided with a second hydraulic sealing valve seat tightly connected with the spring type overflow valve (5), a slurry feeding hole (8) penetrates through the outer wall of the upper connecting sleeve (4) and is formed, and the slurry feeding hole (8) is positioned at the lower part of a bolt hole (11) of the fishing spear seat.

As a still further improvement of the utility model, a plurality of liquid-feeding water holes (12) are annularly formed on the hydraulic valve core of the spring type overflow valve (5).

As the above still further improvement of the utility model, the fishing spear seat (6) is connected with the connecting sleeve (4) through a first bolt (13), and the fishing spear seat (6) comprises an installation base and a connecting piece arranged in the middle of the installation base, wherein the installation base is provided with an installation base connecting hole in a penetrating way, and the upper part of the connecting piece is provided with a fishing spear connecting hole in a penetrating way.

As a still further improvement of the utility model, the fishing spear (7) is provided with a through hole which is matched with the fishing spear seat (6) for work, and the fishing spear (7) is connected with a connecting piece on the fishing spear seat (6) through a second bolt (14).

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

1. the method is simple to operate, safe and reliable, can quickly and effectively solve the problem of drilling fluid leakage of the drill hole, limits the influence of the drilling fluid leakage to a controllable range, and reduces economic loss;

2. the utility model can process the length and specification of the plugging slurry filling pipe according to the actual use condition, thereby achieving the quick plugging construction without lifting the drill in the diamond rope coring drilling process;

3. the method is simple to operate, the rope coring drill rod and the drilling tool do not need to be completely lifted out of the well, the use time of the original process method can be saved by more than 2/3, and the time utilization effect is obviously improved while the depth of the drill hole is extended;

4. the utility model is easy to control, the time is easy to control (can be matched with the initial setting time of the quick-drying cement), and the success rate is high, thereby effectively reducing the reoccurrence of accidents in the drill hole.

Drawings

Embodiments of the utility model are described in further detail below with reference to the attached drawing figures, wherein:

FIG. 1 is one of the overall structural schematic diagrams of the present invention;

FIG. 2 is a second schematic view of the overall structure of the present invention;

FIG. 3 is an enlarged view of a portion of the location of FIG. 2A;

FIG. 4 is a schematic view of an exploded structure of the present invention;

FIG. 5 is a schematic view of the components of the auxiliary lost circulation slurry apparatus of the present invention;

FIG. 6 is one of the use state diagrams of the present invention;

FIG. 7 is a second state diagram of the present invention;

wherein, the reference numbers in the figures: 1-leaking stoppage thick liquid filling pipe, 2-first hydraulic pressure seal disk seat, 3-first hydraulic pressure check valve, 4-connecting sleeve, 5-spring overflow valve, 6-drag for lance seat, 7-drag for the lance, 8-send the thick liquid hole, 9-rope coring drilling tool, 10-rope coring drilling rod, 11-drag for lance seat bolt hole, 12-send the liquid water hole, 13-first bolt, 14-second bolt.

Detailed Description

In order to make the technical means, the inventive features, the achievement purposes and the effects of the present invention easy to understand, the technical solutions of the present invention are further described in detail with reference to the drawings and the detailed description below, and it is to be noted that the embodiments and the features in the embodiments in the present application can be combined with each other without conflict. The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings.

The device for quickly conveying the plugging slurry for drilling and coring by the diamond rope comprises a plugging slurry device body and an auxiliary plugging slurry device matched with the plugging slurry device body, wherein the plugging slurry device body comprises a plugging slurry filling pipe 1, one end of the plugging slurry filling pipe 1 is detachably connected with a first hydraulic sealing valve seat 2, and a first hydraulic one-way valve 3 is arranged in the first hydraulic sealing valve seat 2; the other end swing joint of leaking stoppage thick liquid filling pipe 1 has connecting sleeve 4, and spring overflow valve 5 is installed to the one end of connecting sleeve 4, and the inside movable mounting of the other end of connecting sleeve 4 has drags for lance seat 6, drags for and can dismantle on lance seat 6 to be connected with drags for lance 7, and wherein, is equipped with a plurality of on the connecting sleeve 4 and sends thick liquid hole 8.

Further, the auxiliary leakage blocking slurry device comprises a rope core drill 9 and a rope core drill rod 10, wherein a diamond rope core reamer and a diamond rope core drill bit are arranged on the lower portion of the rope core drill 9.

Further, the whole leaking stoppage slurry filling pipe 1 is of a tubular structure with openings at two ends and a hollow interior, and internal thread sections are arranged on the inner walls at two ends of the leaking stoppage slurry filling pipe 1.

In the utility model, the plugging slurry filling pipe 1 can be manufactured, assembled and lengthened according to the actual use condition.

Furthermore, the whole first hydraulic sealing valve seat 2 is of a cylindrical structure with openings at two ends and a hollow interior, an inward depressed part is annularly arranged on the outer wall of one end of the first hydraulic sealing valve seat 2, an external thread section matched with the internal thread section of the leaking stoppage slurry filling pipe 1 is arranged on the depressed part, and the first hydraulic check valve 3 is tightly attached and connected in the first hydraulic sealing valve seat 2.

Further, the whole connecting sleeve 4 is of a cylindrical structure with openings at two ends and a hollow interior, and the upper part of the connecting sleeve 4 is annularly provided with a slurry feeding hole 8 and bolt holes 11 of the fishing spear seat; the outer wall of the lower part of the connecting sleeve 4 is annularly provided with an inward depressed part, and the depressed part is provided with an external thread section matched with the internal thread section of the plugging slurry filling pipe 1.

Specifically, the upper portion inner diameter of connecting sleeve 4 is greater than the lower part inner diameter, and the lower part of connecting sleeve 4 is equipped with the second hydraulic seal disk seat with 5 zonulae occludens of spring overflow valve, send thick liquid hole 8 to run through the outer wall of upper portion connecting sleeve 4 and set up, send thick liquid hole 8 to be located and drag for lance seat bolt hole 11 lower part.

Furthermore, a plurality of liquid feeding water holes 12 are annularly formed on a hydraulic valve core of the spring type overflow valve 5.

Further, drag for lance seat 6 and be connected with connecting sleeve 4 through first bolt 13, drag for lance seat 6 including the installation base with set up the connecting piece at installation base middle part, wherein, the installation base runs through and has seted up the installation base connecting hole, the upper portion of connecting piece runs through and has seted up and drag for the lance connecting hole.

In the utility model, the outer diameter of the mounting base is matched with the inner diameter of the upper part of the connecting sleeve 4, and the mounting base is arranged in the connecting sleeve 4 through the first bolt 13 in a rotating mode.

Furthermore, be equipped with on fishing spear 7 with fishing spear seat 6 through-hole of work of working of arranging mutually, fishing spear 7 is connected with the connecting piece on fishing spear seat 6 through second bolt 14.

To sum up, the more specific embodiments of the present invention are:

the quick conveying and plugging slurry device for drilling diamond rope coring drilling with the design structure needs to be installed for standby before being used.

The specific installation steps are as follows: operating personnel divide into two parts reserve installations with leaking stoppage thick liquid device body:

when the upper component is installed, firstly, an operator installs the spring type overflow valve 5 at the inner lower end of the connecting sleeve 4;

then, the operator connects the upper end of the connecting sleeve 4 with the fishing spear seat 6 by using a first bolt 13;

finally, the operator connects the fishing spear 7 and the fishing spear seat 6 by the second bolt 14, and the upper part of the plugging slurry device body can be assembled for standby.

When the lower component is installed, firstly, an operator installs the first hydraulic one-way valve 3 in the first hydraulic sealing valve seat 2;

finally, an operator connects the first hydraulic sealing valve seat 2 with the lower end of the plugging slurry filling pipe 1 through threads, and the lower part of the plugging slurry device body can be assembled for standby.

Before use, an operator fills the plugging slurry into the plugging slurry filling pipe 1; according to the required dosage of the plugging slurry in the well, a plurality of plugging slurry filling pipes 1 can be prepared to be connected by threads to meet the requirement of the required dosage of the plugging slurry;

then, the upper assembly is connected with the upper end of the plugging slurry filling pipe 1 filled with the plugging slurry through threads, and then the plugging slurry filling pipe can be sent into a well to perform a plugging operation process.

The specific using steps are as follows:

step one, when drilling diamond wire line coring drilling construction occurs well bottom drilling fluid leakage, a leakage point is at the well bottom, in order to quickly and directly perform leakage blocking operation, an original well wire line coring drill rod 10, a wire line coring drilling tool 9 and a diamond wire line coring reamer can be directly utilized, and a diamond wire line coring drill bit is used as an auxiliary device, and the auxiliary device does not need to be lifted out of a well, and only a wire line coring inner total bearing device needs to be lifted out of the well;

step two, selecting the initial setting time of quick-drying cement to be used for plugging according to the well depth condition, uniformly stirring according to the required dosage, then pouring the mixture into a plugging slurry filling pipe 1, and connecting the upper component at the upper end of the plugging slurry filling pipe 1 filled with the plugging slurry through threads;

thirdly, hooking the leaking stoppage slurry device body by using a rope coring winch and a steel wire rope containing a fishing spear hook, and conveying the leaking stoppage slurry device body to the bottom of a diamond rope coring drill bit of a rope coring drilling tool through an inner hole of an inner rope coring drill rod 10 so as to enable an outer inclined surface and an inner inclined surface of the first hydraulic sealing valve seat 2 to be meshed;

step four, the rope coring and releasing device is used for conveying the steel wire rope to the top of the fishing spear 7 along the steel wire rope for releasing the steel wire rope, and all the steel wire rope and the fishing spear hook are lifted after releasing the steel wire rope;

step five, connecting a vertical shaft of the drilling machine with an inner-well rope coring drill rod 10 in a threaded manner, starting a slurry pump to continuously feed drilling fluid into the inner-well rope coring drill rod 10, wherein the outer inclined surface of a first hydraulic sealing valve seat 2 is meshed with the inner inclined surface at the bottom of a diamond rope coring drill bit, so that a closed inner cavity is integrally formed to generate hydraulic pressure, and the drilling fluid enters a connecting sleeve 4 through a plurality of slurry feeding holes 8 on the connecting sleeve 4 under the hydraulic action;

further, the hydraulic pressure of the drilling fluid acts on the spring type overflow valve 5, the spring type overflow valve 5 compresses a spring under the action of the hydraulic pressure, the valve core moves downwards along with the compression of the spring stroke under the action of the hydraulic pressure, and when the hydraulic pressure reaches a certain value, the valve core sends a liquid water hole 12 to the bottom of the valve body;

further, when the valve core liquid feeding water hole 12 reaches the bottom of the valve body, the outer part of the leaking stoppage slurry device body is communicated with the leaking stoppage slurry filling pipe 1, and leaking stoppage slurry in the leaking stoppage slurry quick-drying cement filling pipe 1 continuously acts on the first hydraulic one-way valve 3 under hydraulic pressure;

further, the first hydraulic one-way valve 3 is opened under the hydraulic action, and the quick-drying cement of the plugging slurry is sent to a loss part at the bottom of the well to complete the function of the device;

and step six, detaching the vertical shaft of the drilling machine, putting a steel wire rope containing a fishing spear hook into the inner hole of the rope coring drill rod 10 in the well to hook the fishing spear 7 on the plugging slurry device body, lifting the plugging slurry device body out of the well, and detaching the plugging slurry device body into an upper part and a lower part which are cleaned for next use.

And step seven, finally, after the quick-drying cement reaches the setting time, the quick-drying cement can be put into the rope coring inner assembly device to continue drilling operation, and the purpose of quickly conveying the plugging slurry device can be achieved.

Finally, it should be noted that the above-mentioned embodiments are only preferred embodiments of the present invention, and are not intended to limit the present invention in other forms, and any person skilled in the art may change or modify the technical content disclosed above into equivalent embodiments with equivalent changes. However, any simple modification, equivalent change and modification of the above embodiments according to the technical essence of the present invention are within the protection scope of the technical solution of the present invention.

Claims (9)

1. The utility model provides a drilling diamond rope coring is crept into with carrying leaking stoppage thick liquid device fast, includes leaking stoppage thick liquid device body and the supplementary leaking stoppage thick liquid device of collocation use with it, its characterized in that: the leakage stoppage slurry device body comprises a leakage stoppage slurry filling pipe (1), one end of the leakage stoppage slurry filling pipe (1) is detachably connected with a first hydraulic sealing valve seat (2), and a first hydraulic one-way valve (3) is installed in the first hydraulic sealing valve seat (2); the other end swing joint of leaking stoppage thick liquid filling pipe (1) has connecting sleeve (4), and spring overflow valve (5) are installed to the one end of connecting sleeve (4), and the inside movable mounting of the other end of connecting sleeve (4) has drags for lance seat (6), drags for and can dismantle on lance seat (6) to be connected with and drags for lance (7), and wherein, be equipped with a plurality of on connecting sleeve (4) and send thick liquid hole (8).

2. The device for quickly conveying the plugging slurry for the core drilling of the diamond rope drilling as claimed in claim 1, wherein: the auxiliary leakage stoppage slurry device comprises a rope core drill (9) and a rope core drill rod (10), wherein a diamond rope core reamer and a diamond rope core drill bit are arranged on the lower portion of the rope core drill (9).

3. The device for quickly conveying the plugging slurry for the core drilling of the diamond rope drilling as claimed in claim 1, wherein: the whole leaking stoppage slurry filling pipe (1) is of a tubular structure with openings at two ends and a hollow interior, and internal thread sections are arranged on the inner walls at two ends of the leaking stoppage slurry filling pipe (1).

4. The device for quickly conveying the plugging slurry for the core drilling of the diamond rope drilling as claimed in claim 1, wherein: the whole first hydraulic sealing valve seat (2) is of a cylindrical structure with two openings and a hollow interior, an inward concave part is annularly arranged on the outer wall of one end of the first hydraulic sealing valve seat (2), an external thread section matched with the internal thread section of the leakage stoppage slurry filling pipe (1) is arranged on the concave part, and the first hydraulic one-way valve (3) is tightly attached and connected in the first hydraulic sealing valve seat (2).

5. The device for quickly conveying the plugging slurry for the core drilling of the diamond rope drilling as claimed in claim 1, wherein: the connecting sleeve (4) is integrally of a cylindrical structure with openings at two ends and a hollow interior, and the upper part of the connecting sleeve (4) is annularly provided with a slurry feeding hole (8) and bolt holes (11) of a fishing spear seat; the outer wall of the lower part of the connecting sleeve (4) is annularly provided with an inward depressed part, and the depressed part is provided with an external thread section matched with the internal thread section of the plugging slurry filling pipe (1).

6. The device for quickly conveying the plugging slurry for the core drilling of the diamond rope drilling as claimed in claim 5, wherein: the upper portion inside diameter of connecting sleeve (4) is greater than the lower part inside diameter, and the lower part of connecting sleeve (4) is equipped with the second hydraulic pressure sealing valve seat with spring overflow valve (5) zonulae occludens, and send thick liquid hole (8) to run through the outer wall of upper portion connecting sleeve (4) and set up, send thick liquid hole (8) to be located drags for lance seat bolt hole (11) lower part.

7. The device for quickly conveying the plugging slurry for the core drilling of the diamond rope drilling as claimed in claim 1, wherein: and a plurality of liquid feeding water holes (12) are annularly formed on a hydraulic valve core of the spring type overflow valve (5).

8. The device for quickly conveying the plugging slurry for the core drilling of the diamond rope drilling as claimed in claim 1, wherein: drag for lance seat (6) and be connected through first bolt (13) and connecting sleeve (4), drag for lance seat (6) including installation base and the connecting piece of setting in installation base middle part, wherein, the installation base runs through and has seted up the installation base connecting hole, and the upper portion of connecting piece runs through and has seted up and drag for the lance connecting hole.

9. The device for quickly conveying the plugging slurry for the core drilling of the diamond rope drilling as claimed in claim 1, wherein: be equipped with on fishing spear (7) with drag for the through-hole of lance seat (6) cooperation work, drag for lance (7) and be connected through second bolt (14) and the connecting piece of dragging for on lance seat (6).

Images