CN219412505U

CN219412505U - Drill bit disassembly auxiliary equipment of oilfield drilling machine

Info

Publication number: CN219412505U
Application number: CN202320683859.1U
Authority: CN
Inventors: 张金良; 郭爱华; 雷君明
Original assignee: Xingzichuan Production Plant Yanchang Oilfield Co ltd
Current assignee: Xingzichuan Production Plant Yanchang Oilfield Co ltd
Priority date: 2023-03-31
Filing date: 2023-03-31
Publication date: 2023-07-25
Anticipated expiration: 2033-03-31

Abstract

The utility model provides an auxiliary assembly is dismantled to drill bit of oil field rig, includes the U type support, and U type support upper surface one side edge is provided with the bracing piece, and bracing piece one side center is provided with clamping mechanism in advance, and clamping mechanism in advance is including the upper boom, and the upper boom is located bracing piece one side, and upper boom is close to bracing piece one end and is connected with the clamping piece, and one side that the upper boom was kept away from to the bracing piece is provided with the lower beam, and the lower beam is close to bracing piece one end and is connected with down the clamping piece. The device is provided with the fixture in advance structurally, and when wholly fixed to the drill bit, the fixture in advance can be quick carry out preliminary fixed to the drill bit, has avoided the unnecessary casualties that the manual support of staff caused.

Description

Drill bit disassembly auxiliary equipment of oilfield drilling machine

Technical Field

The utility model relates to the technical field of auxiliary disassembly and assembly of drill rod connectors of drilling rigs, in particular to auxiliary equipment for disassembling a drill bit of an oilfield drilling rig.

Background

The use of oilfield drilling rigs in oilfield exploitation is very extensive and commonplace, can change the drill bit of different materials to different soil properties, can dismantle the change to it when drill bit wearing and tearing are serious simultaneously.

The auxiliary disassembly and assembly tool for the drill rod catcher of the drilling machine comprises a telescopic supporting rod, a disc base, a clamping unit and a guiding unit, wherein the auxiliary disassembly and assembly tool is provided by the publication number CN 210370553U; the center of disc base is provided with the special hole of drilling rod, and is provided with into the drilling rod mouth, the even fixedly connected with three landing leg of downside of disc base, accessible advances the drilling rod mouth and removes the drilling rod to the special hole center of drilling rod: the bottom fixed connection of flexible bracing piece is in the upside of disc base, flexible bracing piece is provided with dead lever and two telescopic links, and two telescopic links alternate respectively in the upper and lower end of dead lever, make the drilling rod can upwards assemble accurately when the assembly through flexible bracing piece. Although the device can fix the drill bit, the auxiliary device can only be manually adjusted to clamp, and the auxiliary device needs to be manually stabilized in the clamping process, and the action can cause injury to workers.

Disclosure of Invention

The utility model aims to provide drill bit disassembly auxiliary equipment of an oilfield drilling machine, so as to solve the problems in the background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the utility model provides an auxiliary assembly is dismantled to drill bit of oil field rig, includes the U type support, and U type support upper surface one side edge is provided with the bracing piece, and bracing piece one side center is provided with clamping mechanism in advance, and clamping mechanism in advance is including the upper boom, and the upper boom is located bracing piece one side, and upper boom is close to bracing piece one end and is connected with the clamping piece, and one side that the upper boom was kept away from to the bracing piece is provided with the lower beam, and the lower beam is close to bracing piece one end and is connected with down the clamping piece.

As the preferable scheme of the utility model, an upper movable ring is arranged between the upper rod and the upper clamping piece, the outer wall of the upper movable ring is fixedly connected with the outer walls of one ends of the upper rod and the upper clamping piece, and one end of the upper rod, which is far away from the supporting rod, is fixedly connected with an upper arc-shaped rack.

As a preferable scheme of the utility model, a lower movable ring is arranged between the lower rod and the lower clamping piece, the outer wall of the lower movable ring is fixedly connected with the lower rod and the outer wall of one end of the lower clamping piece, and one end of the lower rod, which is far away from the supporting rod, is fixedly connected with a lower arc-shaped rack.

As the preferable scheme of the utility model, the inner walls of the upper movable ring and the lower movable ring are respectively connected with a connecting shaft, the connecting shafts are positioned on one side of the supporting rod close to the U-shaped bracket, an output surface arranged on the outer side of the upper arc-shaped rack is connected with an upper gear in a meshed manner, and an output surface arranged on the inner side of the lower arc-shaped rack is connected with a lower gear in a meshed manner.

As a preferable scheme of the utility model, the lower surface of the upper gear is connected with the upper surface axle center of the lower gear, the lower end of the lower gear is provided with a motor, and the output end of the motor penetrates through the upper gear and the lower gear and is fixedly connected with the upper gear and the lower gear.

As a preferable scheme of the utility model, the lower end of the connecting shaft is provided with a supporting column, the lower end of the supporting column is connected with the upper surface bracket of the U-shaped bracket, one side of the supporting column, which is close to the upper arc-shaped rack, is provided with a shell, and one side of the shell, which is close to the supporting column, is provided with an opening.

Compared with the prior art, the utility model has the beneficial effects that: the device is provided with the fixture in advance structurally, and when wholly fixed to the drill bit, the fixture in advance can be quick carry out preliminary fixed to the drill bit, has avoided the unnecessary casualties that the manual support of staff caused.

Drawings

Fig. 1 is a side view of the overall appearance of the present utility model.

Fig. 2 is a plan view of the pre-clamping mechanism of the present utility model.

FIG. 3 is a plan view showing the positional relationship of the support columns according to the present utility model.

In the figure: 1. a U-shaped bracket; 11. a support rod; 2. a pre-clamping mechanism; 201. a pole is arranged; 202. an upper clamping piece; 203. an upper arc-shaped rack; 22. a connecting shaft; 23. a top gear; 24. a lower gear; 27. a movable ring is arranged on the upper part; 28. a lower movable ring; 204. a lower rod; 205. a lower clamping piece; 206. a lower arc-shaped rack; 25. a support column; 26. a housing; 29. and a motor.

Detailed Description

The technical solutions of the embodiments of the present utility model will be clearly and completely described below in conjunction with the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, but not all embodiments, and all other embodiments obtained by those skilled in the art without making any inventive effort based on the embodiments of the present utility model are within the scope of protection of the present utility model.

In order that the utility model may be readily understood, a more complete description of the utility model will be rendered by reference to the appended drawings. Several embodiments of the utility model are presented. This utility model may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

It will be understood that when an element is referred to as being "mounted" on another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like are used herein for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.

Examples

Referring to fig. 1-3, the present utility model provides a technical solution:

the drill bit disassembly auxiliary equipment of the oilfield drilling machine comprises a U-shaped support 1 for supporting, a support rod 11 is arranged at one side edge of the upper surface of the U-shaped support 1 and used for fixing a pre-clamping mechanism 2, a fixing clamp of other existing structures can be arranged on the support rod 11 to clamp the drill bit secondarily, because the pre-clamping structure of the drill bit is mainly aimed at in the prior art, the secondary clamping structure is not too much introduced, the pre-clamping mechanism 2 is arranged in the center of one side of the support rod 11, the pre-clamping mechanism 2 comprises an upper rod 201, the upper rod 201 is positioned at one side of the support rod 11, one end of the upper rod 201 close to the support rod 11 is connected with an upper clamping piece 202, an upper movable ring 27 is arranged between the upper rod 201 and the upper clamping piece 202, the outer wall of the upper movable ring 27 is fixedly connected with the outer walls of one ends of the upper rod 201 and the upper clamping piece 202, an upper arc-shaped rack 203 is fixedly connected to one end of the upper rod 201 far away from the supporting rod 11, a lower rod 204 is arranged on one side of the supporting rod 11 far away from the upper rod 201, a lower clamping piece 205 is connected to one end of the lower rod 204 close to the supporting rod 11, a lower movable ring 28 is arranged between the lower rod 204 and the lower clamping piece 205, the outer wall of the lower movable ring 28 is fixedly connected with the outer wall of one end of the lower rod 204 and the lower clamping piece 205, a lower arc-shaped rack 206 is fixedly connected to one end of the lower rod 204 far away from the supporting rod 11, connecting shafts 22 are connected to the inner walls of the upper movable ring 27 and the lower movable ring 28, the connecting shafts 22 are positioned on one side of the supporting rod 11 close to the U-shaped bracket 1, an upper gear 23 is meshed and connected to an output surface arranged on the outer side of the upper arc-shaped rack 203, a lower gear 24 is meshed and connected to the inner side of the lower arc-shaped rack 206, the lower surface of the upper gear 23 is connected to the upper surface of the lower gear 24 in an axial center, a motor 29 is arranged at the lower end of the lower gear 24, it should be noted that the upper movable ring 27, the upper rod 201 and the upper arc-shaped rack 203 are located above the lower rod 204, the lower arc-shaped rack 206 and the lower movable ring 28 and are in movable connection with each other in a contact manner, but the upper clamping piece 202 and the lower clamping piece 205 are located at a horizontal position, an output end of the motor 29 penetrates through the upper gear 23 and the lower gear 24 and is fixedly connected with the same, a support column 25 is arranged at a lower end of the connecting shaft 22, a lower end of the support column 25 is connected with an upper surface support of the U-shaped support 1, a housing 26 is arranged at one side of the support rod 11 close to the upper arc-shaped rack 203, and an opening is formed at one side of the housing 26 close to the support rod 11.

Firstly, a worker places the U-shaped bracket 1 under a drill bit, so that an upper clamping piece 202 and a lower clamping piece 205 are positioned on two sides of the drill bit, then the drill bit is slowly put down, after one side middle of the drill bit is aligned with the upper clamping piece 202 and the lower clamping piece 205, the worker starts to work through an external control panel, an upper gear 23 and a lower gear 24 fixedly connected to the output end of the motor 29 rotate in the same direction, the upper gear 23 and the lower gear 24 rotate to drive a lower arc-shaped rack 206 and an upper arc-shaped rack 203 which are in meshed connection with the upper gear 23 and the lower gear 24 to displace, because an upper rod 201 and a lower rod 204 (an upper rod 201 and a lower rod 204) which are connected to the upper arc-shaped rack 203 are symmetrically connected to one ends of the lower arc-shaped rack 206 and the upper arc-shaped rack 203, and therefore when the lower arc-shaped rack 206 and the upper arc-shaped rack 203 rotate around the upper gear 23 and the lower gear 24, one ends of the upper clamping piece 202 and the lower clamping piece 205 are gradually close to or far away, and the clamping of the drill bit is completed. The device can effectively reduce the injury that the staff caused because of not hard up in the centre gripping process, simultaneously effectual reduction staff's intensity of labour.

The working flow of the utility model is as follows: firstly, a worker places the U-shaped bracket 1 under a drill bit, so that an upper clamping piece 202 and a lower clamping piece 205 are positioned on two sides of the drill bit, then the drill bit is slowly put down, after one side middle of the drill bit is aligned with the upper clamping piece 202 and the lower clamping piece 205, the worker starts to work through an external control panel, an upper gear 23 and a lower gear 24 fixedly connected to the output end of the motor 29 rotate in the same direction, the upper gear 23 and the lower gear 24 rotate to drive a lower arc-shaped rack 206 and an upper arc-shaped rack 203 which are in meshed connection with the upper gear 23 and the lower gear 24 to displace, because an upper rod 201 and a lower rod 204 (an upper rod 201 and a lower rod 204) which are connected to the upper arc-shaped rack 203 are symmetrically connected to one ends of the lower arc-shaped rack 206 and the upper arc-shaped rack 203, and therefore when the lower arc-shaped rack 206 and the upper arc-shaped rack 203 rotate around the upper gear 23 and the lower gear 24, one ends of the upper clamping piece 202 and the lower clamping piece 205 are gradually close to or far away, and the clamping of the drill bit is completed.

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 principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a drill bit dismantlement auxiliary assembly of oil field rig, includes U type support (1), its characterized in that, U type support (1) upper surface one side edge is provided with bracing piece (11), bracing piece (11) one side center is provided with clamping mechanism (2) in advance, clamping mechanism (2) are including pole (201) in advance, pole (201) are located bracing piece (11) one side, pole (201) are close to bracing piece (11) one end and are connected with clamping piece (202), one side that pole (201) was kept away from to bracing piece (11) is provided with down pole (204), down pole (204) are close to bracing piece (11) one end and are connected with clamping piece (205).

2. The drill bit disassembly auxiliary device of the oilfield drilling machine according to claim 1, wherein an upper movable ring (27) is arranged between the upper rod (201) and the upper clamping piece (202), the outer wall of the upper movable ring (27) is fixedly connected with the outer walls of one ends of the upper rod (201) and the upper clamping piece (202), and one end, far away from the supporting rod (11), of the upper rod (201) is fixedly connected with an upper arc-shaped rack (203).

3. The drill bit disassembly auxiliary device of the oilfield drilling machine according to claim 2, wherein a lower movable ring (28) is arranged between the lower rod (204) and the lower clamping piece (205), the outer wall of the lower movable ring (28) is fixedly connected with the lower rod (204) and the outer wall of one end of the lower clamping piece (205), and one end of the lower rod (204) away from the supporting rod (11) is fixedly connected with a lower arc-shaped rack (206).

4. A drill bit disassembly auxiliary device of an oilfield drilling machine according to claim 3, characterized in that the inner walls of the upper movable ring (27) and the lower movable ring (28) are both connected with a connecting shaft (22), the connecting shaft (22) is positioned on one side of the supporting rod (11) close to the U-shaped bracket (1), an output surface arranged on the outer side of the upper arc-shaped rack (203) is connected with an upper gear (23) in a meshed manner, and an output surface arranged on the inner side of the lower arc-shaped rack (206) is connected with a lower gear (24) in a meshed manner.

5. The drill bit disassembly auxiliary device of the oilfield drilling machine according to claim 4, wherein the lower surface of the upper gear (23) is connected with the upper surface axis of the lower gear (24), a motor (29) is arranged at the lower end of the lower gear (24), and the output end of the motor (29) penetrates through the upper gear (23) and the lower gear (24) and is fixedly connected with the upper gear and the lower gear.

6. The drill bit disassembly auxiliary device of the oilfield drilling machine according to claim 5, wherein a supporting column (25) is arranged at the lower end of the connecting shaft (22), the lower end of the supporting column (25) is connected with an upper surface support of the U-shaped support (1), a shell (26) is arranged on one side, close to the upper arc-shaped rack (203), of the supporting rod (11), and the shell (26) is open on one side, close to the supporting rod (11).