CN212105750U

CN212105750U - Oil well side drilling hole reaming tool

Info

Publication number: CN212105750U
Application number: CN202020891633.7U
Authority: CN
Inventors: 魏善智
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-05-25
Filing date: 2020-05-25
Publication date: 2020-12-08
Anticipated expiration: 2030-05-25

Abstract

The utility model discloses an oil well side drilling reaming instrument, which comprises a baffle, one side sliding connection of baffle has first rack, the one end welding of first rack has the casing, one side fixedly connected with sucking disc of first rack is kept away from to the casing, one side meshing that the baffle was kept away from to first rack is connected with the gear, one side meshing that first rack was kept away from to the gear is connected with the second rack, the utility model discloses an add screw thread post and drill bit in the one end of supporting seat, make people can enlarge the well according to actual need. Set up casing and sucking disc through the both sides at the drill bit, make the dust that the sucking disc can adsorb the drilling production, the casing can shelter from the piece that splashes and go out to security when having promoted the construction. Through the meshing connection of the first rack, the second rack and the gear, the shell can move according to the position change of the drill bit.

Description

Oil well side drilling hole reaming tool

Technical Field

The utility model relates to an oil well technical field specifically is an oil well side drilling reaming instrument.

Background

The existing oil well is a channel for exploiting oil, which is drilled according to a well arrangement system planned by oil field development, and the oil rises from the bottom of the well to the top of the well. An oil well is a borehole drilled by a drilling method. After drilling oil layer, the oil layer casing is set, and the cement is injected into the annular space between casing and well wall to maintain well wall and seal oil, gas and water layer. The oil well productivity evaluation is completed through a productivity test. Conventional productivity tests are performed underground, i.e., by measuring well production and bottom hole pressure to determine a well productivity index and thereby evaluate well productivity. For some oil wells, bottom hole pressure testing is difficult, and productivity evaluation is often difficult to realize. In order to effectively evaluate the productivity of the oil well, the evaluation method is improved, namely, the productivity test is moved to the ground from the underground, the productivity of the oil well is evaluated by testing the productivity equation of the oil nozzle, and the productivity of the oil well is evaluated by adopting the capacity index of the oil nozzle. The method is characterized in that a special reaming tool is required to be used in the process of drilling a hole on the side of an oil well, but the reaming tool can generate a large amount of fragments which are splashed out when in use, so that the construction safety is adversely affected, and therefore, the reaming tool for drilling the hole on the side of the oil well is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an oil well side drilling reaming instrument to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: an oil well side drilling reaming tool comprises a baffle, wherein a first rack is connected to one side of the baffle in a sliding manner, a shell is welded at one end of the first rack, a sucker is fixedly connected to one side, away from the first rack, of the shell, a gear is meshed and connected to one side, away from the baffle, of the first rack, a second rack is meshed and connected to one side, away from the first rack, of the gear, a support is connected to one side, away from the gear, of the second rack in a sliding manner, a sliding groove is formed in the support, a pull rod is inserted into a cavity of the sliding groove, one end of the pull rod penetrates through the support and is welded with the second rack, a motor is fixedly connected to one side, away from the first rack, of the baffle through a screw, a main shaft is welded at an output shaft of the motor, a connecting column is inserted into the inner side of the, one side welding that the connecting rod was kept away from to the supporting seat has the screw thread post, one side welding that the supporting seat was kept away from to the screw thread post has the drill bit.

As further preferable in the present technical solution: the utility model discloses a bolt, including connecting rod, bolt, spring, push pedal, connecting rod, fixed plate, bolt, connecting rod, the welding of one side that the main shaft was kept away from to the connecting rod has the fixed plate, one side threaded connection of fixed plate has the bolt, the inside welding of connecting rod has the barrel, the inner wall sliding connection of barrel has the push pedal, one side and the bolt fixed connection of push pedal, the welding of one side that the bolt was kept away from to.

As further preferable in the present technical solution: one end of the push block penetrates through the barrel and is welded with the clamping block, and one side, far away from the push block, of the clamping block is fixedly connected with the connecting column.

As further preferable in the present technical solution: one side welding of baffle has the connecting plate, the one side and the scaffold weldment of baffle are kept away from to the connecting plate.

As further preferable in the present technical solution: one side welding of connecting plate has the bracing piece, the bracing piece is kept away from one side of connecting plate and is connected with the gear rotation.

As further preferable in the present technical solution: a first hole groove is formed in the connecting plate, a second hole groove is formed in one side, away from the first hole groove, of the connecting plate, and a base is fixedly connected to one side of the baffle through screws.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses an add screw thread post and drill bit in the one end of supporting seat, make people can enlarge the well according to actual need. Set up casing and sucking disc through the both sides at the drill bit, make the dust that the sucking disc can adsorb the drilling production, the casing can shelter from the piece that splashes and go out to security when having promoted the construction. Through the meshing connection of the first rack, the second rack and the gear, the shell can move according to the position change of the drill bit.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the structure of the sucking disc of the present invention;

FIG. 3 is a schematic view of the structure of the connection column of the present invention;

fig. 4 is a schematic view of the chute structure of the present invention.

In the figure: 1. a baffle plate; 2. a first rack; 3. a gear; 4. a second rack; 5. a support; 6. a pull rod; 7. a housing; 8. a suction cup; 9. a motor; 10. a main shaft; 11. connecting columns; 12. a connecting rod; 13. a fixing plate; 14. a bolt; 15. a barrel; 16. pushing the plate; 17. a spring; 18. a push block; 19. a clamping block; 20. a support bar; 21. a supporting seat; 22. a threaded post; 23. a drill bit; 24. a base; 25. a chute; 26. a connecting plate; 27. a first hole groove; 28. a second bore groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Examples

Referring to fig. 1-4, the present invention provides a technical solution: an oil well side drilling reaming tool comprises a baffle 1, one side of the baffle 1 is connected with a first rack 2 in a sliding manner, one end of the first rack 2 is welded with a shell 7, one side of the shell 7, which is far away from the first rack 2, is fixedly connected with a sucker 8, one side of the first rack 2, which is far away from the baffle 1, is meshed with a gear 3, one side of the gear 3, which is far away from the first rack 2, is meshed with a second rack 4, one side of the second rack 4, which is far away from the gear 3, is connected with a bracket 5 in a sliding manner, a sliding groove 25 is arranged inside the bracket 5, a pull rod 6 is inserted into a cavity of the sliding groove 25, one end of the pull rod 6 penetrates through the bracket 5 to be welded with the second rack 4, one side of the baffle 1, which is far away from the first rack 2, is fixedly connected with a motor 9 through a screw, the one end welding that the spliced pole 11 was kept away from to connecting rod 12 has supporting seat 21, and the one side welding that connecting rod 12 was kept away from to supporting seat 21 has threaded post 22, and the one side welding that supporting seat 21 was kept away from to threaded post 22 has drill bit 23. By pulling the pull rod 6, the second rack 4 can be made to slide on the bracket 5, so that the housing 7 can be driven to move.

In this embodiment, specifically: the welding of one side of connecting rod 12 keeping away from main shaft 10 has fixed plate 13, and one side threaded connection of fixed plate 13 has bolt 14, and the inside welding of connecting rod 12 has barrel 15, and the inner wall sliding connection of barrel 15 has push pedal 16, and one side and bolt 14 fixed connection of push pedal 16, the welding of one side that bolt 14 was kept away from to push pedal 16 has spring 17, and the welding of one side that push pedal 16 was kept away from to spring 17 has ejector pad 18. By tightening the bolt 14, the push block 18 can be moved in the cylinder 15.

In this embodiment, specifically: one end of the push block 18 penetrates through the cylinder 15 and is welded with a clamping block 19, and one side of the clamping block 19, which is far away from the push block 18, is fixedly connected with the connecting column 11. The clamping block 19 can fix the connecting column 11 and the main shaft 10 together under the action of the pushing block 18.

In this embodiment, specifically: one side of baffle 1 has welded connecting plate 26, and the one side that connecting plate 26 kept away from baffle 1 welds with support 5. The main function of the connecting plate 26 is to connect the bracket 5 and the baffle 1 together.

In this embodiment, specifically: one side of the connecting plate 26 is welded with a support rod 20, and one side of the support rod 20 far away from the connecting plate 26 is rotatably connected with the gear 3. The main function of the support bar 20 is to support the gear 3.

In this embodiment, specifically: first hole groove 27 is seted up to the inside of connecting plate 26, and second hole groove 28 is seted up to the one side that connecting plate 26 kept away from first hole groove 27, and one side of baffle 1 is through screw fixed connection base 24. The first slot 27 enables the first rack 2 to pass through the connecting plate 26 when moving, and the second slot 28 enables the second rack 4 to pass through the connecting plate 26 when moving.

Working principle or structure principle, when in use, the connecting column 11 on the connecting rod 12 is inserted into the groove of the main shaft 10. The bolt 14 is screwed, and the thread of the bolt 14 rotates to drive the push plate 16 to extrude the spring 17. The spring 17 is compressed to move the pushing block 18 in the cylinder 15. The movement of the pusher 18 causes the gripping block 19 to penetrate the main shaft 10 and to be inserted into the connecting column 11, thus fixing the main shaft 10 and the connecting rod 12 together. The motor 9 is started, and the rotation of the output shaft of the motor 9 drives the main shaft 10 to start rotating. After the main shaft 10 rotates, the connecting rod 12 is driven to rotate. The connecting rod 12 drives the supporting seat 21 to start rotating. The supporting seat 21 drives the threaded column 22 and the drill bit 23 to start drilling, the drill bit 23 and the threaded column 22 are inserted into the hole, and the borehole can be enlarged under the rotating action of the threaded column 22. A large amount of debris generated during reaming is shielded by the housing 7 and part of the dust is attracted by the suction cup 8. As the drill bit 23 progresses deeper into the borehole, the change in position of the drill bit 23 can be accommodated by pulling the pull rod 6 to move the housing 7. The pull rod 6 is pulled, and the pull rod 6 moves in the sliding groove 25 to drive the second rack 4 to slide on the bracket 5. The movement of the second rack 4 drives the gear 3 to start rotating, the rotation of the gear 3 drives the first rack 2 to do sliding motion on the baffle 1, and the movement of the first rack 2 can drive the movement of the shell 7.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. An oil well side-drilling borehole reaming tool, comprising a baffle (1), characterized in that: one side of the baffle (1) is slidably connected with a first rack (2), one end of the first rack (2) is welded with a shell (7), one side of the shell (7) far away from the first rack (2) is fixedly connected with a sucker (8), one side of the first rack (2) far away from the baffle (1) is meshed with a gear (3), one side of the gear (3) far away from the first rack (2) is meshed with a second rack (4), one side of the second rack (4) far away from the gear (3) is slidably connected with a support (5), a sliding groove (25) is formed in the support (5), a pull rod (6) is inserted into a cavity of the sliding groove (25), one end of the pull rod (6) penetrates through the support (5) to be welded with the second rack (4), one side of the baffle (1) far away from the first rack (2) is fixedly connected with a motor (9) through a screw, the welding of the output shaft of motor (9) has main shaft (10), spliced pole (11) have been inserted to the inboard of main shaft (10), one side welding that main shaft (10) were kept away from in spliced pole (11) has connecting rod (12), the one end welding that spliced pole (11) were kept away from in connecting rod (12) has supporting seat (21), one side welding that connecting rod (12) were kept away from in supporting seat (21) has screw thread post (22), one side welding that supporting seat (21) were kept away from in screw thread post (22) has drill bit (23).

2. The well side-drilling reaming tool of claim 1, wherein: the welding of one side of main shaft (10) is kept away from in connecting rod (12) has fixed plate (13), one side threaded connection of fixed plate (13) has bolt (14), the inside welding of connecting rod (12) has barrel (15), the inner wall sliding connection of barrel (15) has push pedal (16), one side and bolt (14) fixed connection of push pedal (16), one side welding that bolt (14) were kept away from in push pedal (16) has spring (17), one side welding that push pedal (16) were kept away from in spring (17) has ejector pad (18).

3. The well side-drilling reaming tool of claim 2, wherein: one end of the push block (18) penetrates through the barrel (15) and is welded with a clamping block (19), and one side, far away from the push block (18), of the clamping block (19) is fixedly connected with the connecting column (11).

4. The well side-drilling reaming tool of claim 1, wherein: one side welding of baffle (1) has connecting plate (26), one side that baffle (1) are kept away from in connecting plate (26) is welded with support (5).

5. The well side-drilling reaming tool of claim 4, wherein: one side welding of connecting plate (26) has bracing piece (20), one side that connecting plate (26) are kept away from in bracing piece (20) is connected with gear (3) rotation.

6. The well side-drilling reaming tool of claim 4, wherein: first hole groove (27) have been seted up to the inside of connecting plate (26), second hole groove (28) have been seted up to one side that first hole groove (27) were kept away from in connecting plate (26), screw fixedly connected with base (24) is passed through to one side of baffle (1).