CN215907795U

CN215907795U - Petroleum drilling coring device

Info

Publication number: CN215907795U
Application number: CN202122332296.5U
Authority: CN
Inventors: 李杰林
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-09-26
Filing date: 2021-09-26
Publication date: 2022-02-25
Anticipated expiration: 2031-09-26

Abstract

The utility model provides an oil drilling coring device which comprises a main body assembly and a coring mechanism, wherein the main body assembly comprises a supporting plate, a telescopic hydraulic cylinder, a connecting plate, a box body and a motor; the coring mechanism comprises a coring barrel, a shaft lever, a sector sliding plate, a sector fixing plate and a lantern ring; according to the utility model, the telescopic hydraulic cylinder drives the coring barrel to extrude with the soil layer, so that the shaft lever drives the fan-shaped sliding plate to move downwards, then the motor drives the coring barrel to rotate, thus the well drilling coring operation is carried out, then redundant samples in the coring barrel are discharged through a gap between the fan-shaped sliding plate and the fan-shaped fixing plate, then the fan-shaped sliding plate is driven to move through the telescopic hydraulic cylinder, the moving fan-shaped sliding plate is inserted between the fan-shaped fixing plates to carry out the sealing operation on the top of the coring barrel, further the well drilling coring operation is completed, the operation steps are simplified, and the work efficiency is improved.

Description

Petroleum drilling coring device

Technical Field

The utility model relates to the technical field of well drilling and coring, in particular to an oil well drilling and coring device.

Background

Well coring refers to the purpose of mastering the subsurface geology. Directly obtaining real and reliable related information of underground rock stratum, and taking out a large rock stratum sample from the underground by a coring tool in the drilling process;

traditional well drilling coring device is when using, because the surface soil layer blocks up in the inside of a core section of thick bamboo easily, need utilize excavating equipment earlier and excavate the surface soil layer usually, just can carry out well drilling coring work smoothly, and operating procedure is comparatively loaded down with trivial details, and work efficiency is lower, for this reason, provides a petroleum well drilling coring device.

SUMMERY OF THE UTILITY MODEL

In view of the above, it is desirable to provide an oil drilling coring device that solves or alleviates the technical problems of the prior art, providing at least a useful alternative.

The technical scheme of the embodiment of the utility model is realized as follows: a coring device for petroleum drilling comprises a main body assembly and a coring mechanism, wherein the main body assembly comprises a supporting plate, a telescopic hydraulic cylinder, a connecting plate, a box body and a motor;

the coring mechanism comprises a coring barrel, a shaft lever, a sector sliding plate, a sector fixing plate and a lantern ring;

the utility model discloses a core taking device, including backup pad, telescopic hydraulic cylinder, piston rod, the bottom of box, two fan-shaped slides of lateral wall bottom symmetry fixedly connected with of axostylus axostyle, the upper surface middle part of backup pad has telescopic hydraulic cylinder through bolt threaded connection, telescopic hydraulic cylinder's piston rod runs through inside wall and the fixedly connected with box of backup pad, the bottom of box is equipped with the axostylus axostyle, two fan-shaped slides of lateral wall bottom symmetry fixedly connected with of axostylus axostyle, the below of box is equipped with a section of thick bamboo of coring, two equal sliding connection in the inside wall of a section of thick bamboo of coring of lateral wall of fan-shaped slide, two fan-shaped fixed plates of inside wall top fixedly connected with of a section of thick bamboo of coring, two the inside wall fixedly connected with lantern ring of fan-shaped fixed plate, the outside wall sliding connection of axostylus axostyle is in the inside wall of the lantern ring.

In some embodiments, the inner bottom wall of the box body is in threaded connection with a motor through a bolt, and an output shaft of the motor is fixedly connected to the top of the shaft rod; the output shaft of the motor drives the shaft lever to rotate.

In some embodiments, iron teeth are uniformly and fixedly connected to the lower surfaces of the two fan-shaped sliding plates, and two guide blocks are symmetrically and fixedly connected to the outer side walls of the two fan-shaped sliding plates; the fan-shaped sliding plate drives the iron teeth to rotate.

In some embodiments, four guide grooves are symmetrically formed in the inner side wall of the core barrel, and the outer side wall of each guide block is slidably connected to the inner side wall of each guide groove; the fan-shaped sliding plate drives the guide block to move, and the moving guide block slides in the guide groove.

In some embodiments, sealing strips are bonded on two sides of the two fan-shaped fixing plates; the sealing effect between the fan-shaped sliding plate and the fan-shaped fixing plate is increased through the sealing strips.

In some embodiments, four connecting plates are symmetrically and fixedly connected to the outer side of the supporting plate, and threaded sleeves are fixedly connected to the bottoms of the four connecting plates; the connecting plate is driven to move by the moving threaded sleeve.

In some embodiments, the inner side wall of the threaded sleeve is in threaded connection with a threaded rod, and the bottom of the threaded rod is rotatably connected with a base through a bearing; the base is fixed to the ground by penetrating the base with bolts.

In some embodiments, the top of the threaded rod penetrates through the inner side wall of the threaded sleeve and is fixedly connected with a limiting plate, and the outer side wall of the limiting plate is slidably connected with the inner side wall of the threaded sleeve; the limiting plate slides in the threaded sleeve to guide and limit the threaded rod.

Due to the adoption of the technical scheme, the embodiment of the utility model has the following advantages: according to the utility model, the telescopic hydraulic cylinder drives the coring barrel to extrude with the soil layer, so that the shaft lever drives the fan-shaped sliding plate to move downwards, then the motor drives the coring barrel to rotate, thus the well drilling coring operation is carried out, then redundant samples in the coring barrel are discharged through a gap between the fan-shaped sliding plate and the fan-shaped fixing plate, then the fan-shaped sliding plate is driven to move through the telescopic hydraulic cylinder, the moving fan-shaped sliding plate is inserted between the fan-shaped fixing plates to carry out the sealing operation on the top of the coring barrel, further the well drilling coring operation is completed, the operation steps are simplified, and the work efficiency is improved.

The foregoing summary is provided for the purpose of description only and is not intended to be limiting in any way. In addition to the illustrative aspects, embodiments, and features described above, further aspects, embodiments, and features of the present invention will be readily apparent by reference to the drawings and following detailed description.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the embodiments or technical descriptions will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present application, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a block diagram of the present invention;

FIG. 2 is a schematic axial side view of the core barrel of the present invention;

FIG. 3 is a cross-sectional structural view of the coring barrel of the present invention;

fig. 4 is an internal structural view of the threaded sleeve of the present invention.

Reference numerals: 1. a body assembly; 2. a coring mechanism; 101. a support plate; 102. a telescopic hydraulic cylinder; 103. a connecting plate; 104. a box body; 105. a motor; 201. a core barrel; 202. a shaft lever; 203. a sector-shaped sliding plate; 204. a fan-shaped fixing plate; 205. a collar; 41. iron teeth; 42. a guide groove; 43. a guide block; 44. a sealing strip; 46. a threaded sleeve; 47. a threaded rod; 48. a base; 49. and a limiting plate.

Detailed Description

In the following, only certain exemplary embodiments are briefly described. As those skilled in the art will recognize, the described embodiments may be modified in various different ways, all without departing from the spirit or scope of the present invention. Accordingly, the drawings and description are to be regarded as illustrative in nature, and not as restrictive.

Embodiments of the present invention will be described in detail below with reference to the accompanying drawings.

As shown in fig. 1-4, the embodiment of the utility model provides an oil drilling coring device, which comprises a main body assembly 1 and a coring mechanism 2, wherein the main body assembly 1 comprises a support plate 101, a telescopic hydraulic cylinder 102, a connecting plate 103, a box body 104 and a motor 105;

the coring mechanism 2 comprises a coring barrel 201, a shaft 202, a sector sliding plate 203, a sector fixing plate 204 and a collar 205;

the upper surface middle part of backup pad 101 has telescopic hydraulic cylinder 102 through bolt threaded connection, telescopic hydraulic cylinder 102's piston rod runs through inside wall and fixedly connected with box 104 of backup pad 101, the bottom of box 104 is equipped with axostylus axostyle 202, two fan-shaped slides 203 of outside wall bottom symmetry fixedly connected with of axostylus axostyle 202, the below of box 104 is equipped with a section of thick bamboo 201 of coring, the equal sliding connection of the outside wall of two fan-shaped slides 203 is in the inside wall of a section of thick bamboo 201 of coring, two fan-shaped fixed plates 204 of inside wall top fixedly connected with of a section of thick bamboo 201 of coring, the inside wall fixedly connected with lantern ring 205 of two fan-shaped fixed plates 204, the outside wall sliding connection of axostylus axostyle 202 is in the inside wall of lantern ring 205.

In one embodiment, the inner bottom wall of the box 104 is connected with the motor 105 through a bolt thread, and the output shaft of the motor 105 is fixedly connected to the top of the shaft 202; the shaft lever 202 is driven to rotate by the output shaft of the motor 105, and the rotating shaft lever 202 drives the core barrel 201 to rotate by the sector sliding plate 203.

In one embodiment, iron teeth 41 are uniformly and fixedly connected to the lower surfaces of the two fan-shaped sliding plates 203, and two guide blocks 43 are symmetrically and fixedly connected to the outer side walls of the two fan-shaped sliding plates 203; the fan-shaped sliding plate 203 drives the iron teeth 41 to rotate, and the rotating iron teeth 41 crush the sample, so that the redundant sample is more convenient to discharge from the coring barrel 201.

In one embodiment, four guide grooves 42 are symmetrically formed in the inner side wall of the core barrel 201, and the outer side wall of the guide block 43 is slidably connected to the inner side wall of the guide groove 42; the guide block 43 is moved by the sector sliding plate 203, and the moving guide block 43 guides the sector sliding plate 203 by sliding in the guide groove 42.

In one embodiment, the two fan-shaped fixing plates 204 are bonded with the sealing strips 44 on both sides; the sealing effect between the fan-shaped sliding plate 203 and the fan-shaped fixing plate 204 is increased by the sealing strips 44.

In one embodiment, four connecting plates 103 are symmetrically and fixedly connected to the outer side of the supporting plate 101, and the bottom parts of the four connecting plates 103 are fixedly connected with the threaded sleeves 46; the moving connecting plate 103 drives the supporting plate 101 by the moving threaded sleeve 46 moving the connecting plate 103.

In one embodiment, the inner side wall of the threaded sleeve 46 is connected with a threaded rod 47 in a threaded manner, and the bottom of the threaded rod 47 is rotatably connected with a base 48 through a bearing; the base 48 is fixed to the ground by using bolts to penetrate the base 48.

In one embodiment, the top of the threaded rod 47 penetrates the inner side wall of the threaded sleeve 46 and is fixedly connected with a limit plate 49, and the outer side wall of the limit plate 49 is slidably connected with the inner side wall of the threaded sleeve 46; the limit plate 49 slides in the threaded sleeve 46 to guide and limit the threaded rod 47, so that the threaded rod 47 is prevented from being disengaged from the threaded sleeve 46.

In one embodiment, a switch set for turning on and off the telescopic hydraulic cylinder 102 and the motor 105 is installed on one side of the support plate 101, and the switch set is connected with an external commercial power to supply power to the telescopic hydraulic cylinder 102 and the motor 105.

In one embodiment, the telescoping cylinder 102 is model number HSGL 01-80; the motor 105 is model number YE 2-112M-4.

The utility model is in operation: the base 48 is penetrated through by using bolts, so that the base 48 is fixed on the ground, then the threaded rod 47 is rotated to drive the connecting plate 103 to move through the threaded sleeve 46, the moving connecting plate 103 drives the supporting plate 101 to move, so that the height of the supporting plate 101 is adjusted according to actual topographic conditions, the threaded rod 47 slides in the threaded sleeve 46 through the set limiting plate 49 to guide and limit the threaded rod 47, the situation that the threaded rod 47 is separated from the threaded sleeve 46 is avoided, then the telescopic hydraulic cylinder 102 is started to work through a switch group, a piston rod of the telescopic hydraulic cylinder 102 drives the box body 104 to move, the moving box body 104 drives the shaft rod 202 to move through the motor 105, the moving shaft rod 202 drives the coring barrel 201 to move downwards through the fan-shaped sliding plate 203, then the coring barrel 201 is extruded with the ground, so that the shaft rod 202 drives the guide block 43 to move through the fan-shaped sliding plate 203, the moving guide block 43 slides in the guide groove 42 to guide the sector sliding plate 203, so that a gap is formed between the sector sliding plate 203 and the sector fixing plate 204, then the motor 105 is started through the switch group to work, the output shaft of the motor 105 drives the shaft rod 202 to rotate, the rotating shaft rod 202 drives the coring barrel 201 to rotate through the sector sliding plate 203, so that the drilling coring work is performed through the rotating coring barrel 201, then the redundant sample is discharged from the interior of the coring barrel 201 through the gap between the sector sliding plate 203 and the sector fixing plate 204, then the rotating sector sliding plate 203 drives the iron teeth 41 to rotate, the rotating iron teeth 41 perform crushing work on the sample, so that the redundant sample is more convenient to be discharged from the coring barrel 201, when the drilling depth of the coring barrel 201 meets the requirement, the telescopic hydraulic cylinder 102 is started through the switch group to drive the box body 104 to move upwards, the box 104 of motion drives fan-shaped slide 203 upward movement through motor 105 and axostylus axostyle 202, the fan-shaped slide 203 of motion carries out sealed work to the top of coring barrel 201 through inserting between two fan-shaped slides 203, sealing strip 44 through setting up has increased the sealed effect between fan-shaped slide 203 and the fan-shaped fixed plate 204, thereby make the sample in the coring barrel 201 follow coring barrel 201 and promote to subaerial, and then accomplished well drilling coring work, operation steps have been simplified, the work efficiency is improved, the soil layer has been avoided causing the influence to the coring sample.

The above description is only for the specific embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily conceive various changes or substitutions within the technical scope of the present invention, and these should be covered by the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the appended claims.

Claims

1. An oil drilling coring device, includes main part subassembly (1) and coring mechanism (2), its characterized in that: the main body component (1) comprises a supporting plate (101), a telescopic hydraulic cylinder (102), a connecting plate (103), a box body (104) and a motor (105);

the coring mechanism (2) comprises a coring barrel (201), a shaft rod (202), a sector sliding plate (203), a sector fixing plate (204) and a lantern ring (205);

the upper surface middle part of backup pad (101) has telescopic pneumatic cylinder (102) through bolt threaded connection, the piston rod of telescopic pneumatic cylinder (102) runs through inside wall and fixedly connected with box (104) of backup pad (101), the bottom of box (104) is equipped with axostylus axostyle (202), two fan-shaped slides (203) of the outside wall symmetry fixedly connected with of axostylus axostyle (202), the below of box (104) is equipped with a section of thick bamboo of coring (201), two equal sliding connection in the inside wall of a section of thick bamboo of coring (201) of the outside wall of fan-shaped slide (203), two fan-shaped fixed plates (204) of the inside wall top fixedly connected with of a section of thick bamboo of coring (201), two the inside wall fixedly connected with lantern ring (205) of fan-shaped fixed plate (204), the outside wall sliding connection in the inside wall of lantern ring (205) of axostylus axostyle (202).

2. The oil drilling coring device of claim 1, wherein: the bottom wall of the interior of the box body (104) is connected with a motor (105) through bolts and threads, and an output shaft of the motor (105) is fixedly connected to the top of the shaft rod (202).

3. The oil drilling coring device of claim 1, wherein: two the even fixedly connected with iron teeth (41) of lower surface of fan-shaped slide (203), two the equal symmetrical fixedly connected with two guide blocks (43) of lateral wall of fan-shaped slide (203).

4. The oil drilling coring device of claim 3, wherein: four guide grooves (42) are symmetrically formed in the inner side wall of the core taking barrel (201), and the outer side wall of the guide block (43) is connected to the inner side wall of the guide grooves (42) in a sliding mode.

5. The oil drilling coring device of claim 1, wherein: sealing strips (44) are bonded on two sides of the two fan-shaped fixing plates (204).

6. The oil drilling coring device of claim 1, wherein: the outer side of the supporting plate (101) is symmetrically and fixedly connected with four connecting plates (103), and the bottoms of the four connecting plates (103) are fixedly connected with threaded sleeves (46).

7. The oil drilling coring device of claim 6, wherein: the inside wall threaded connection of threaded sleeve (46) has threaded rod (47), the bottom of threaded rod (47) is connected with base (48) through the bearing rotation.

8. The oil drilling coring device of claim 7, wherein: the top of threaded rod (47) runs through the inside wall of threaded sleeve (46) and fixedly connected with limiting plate (49), the lateral wall sliding connection of limiting plate (49) is in the inside wall of threaded sleeve (46).