CN220849592U - Drill bit fixing device for petroleum exploitation - Google Patents

Abstract

The utility model relates to a drill bit fixing device for petroleum exploitation, which comprises a fixing frame, wherein the upper end of the fixing frame is provided with a protection frame, a drill rod is arranged in the protection frame, a drill bit is detachably arranged at the bottom of the drill rod, a righting component for supporting the drill rod is arranged on the protection frame, the righting component comprises two-way screw rods arranged on the left side and the right side of the protection frame, and two groups of moving blocks are arranged on the outer side of each two-way screw rod in a threaded manner. This drill bit fixing device for oil exploitation, drilling rod are located the protection frame inboard, and when descending boring, the two-way lead screw of accessible with both sides rotates, promotes two sets of inclined bars by the movable block and rotates for the movable plate promotes movable pulley laminating drilling rod surface, spacing with its both sides, at the in-process of drilling rod downwardly moving, its stationarity is better, can not cause the off normal during the probing, and its probing precision is higher, more is favorable to the exploitation of oil, makes the device more suitable.

Description

Drill bit fixing device for petroleum exploitation

Technical Field

The utility model relates to the technical field of petroleum drill bit fixing devices, in particular to a drill bit fixing device for petroleum exploitation.

Background

The petroleum drill bit is an important tool for petroleum drilling, is used for drilling petroleum when petroleum is extracted, and the quality of the working performance of the petroleum drill bit directly influences the drilling quality, the drilling efficiency and the drilling cost.

The publication number is: the utility model provides a drill bit fixing device for oil exploitation, this case is through the spread groove of design for when needs carry out fixed connection to oil drill bit and fixing base, can be through the spread groove of design, the connecting rod, the screw, through hole and bolt are inseparable firm connect, compare prior art, the connection work between them has been made things convenient for greatly, but it can't correct the drill bit in practical application, when boring, error and deviation appear easily in the drill bit, lead to the drilling effect relatively poor, be unfavorable for the exploitation of oil to use, so put forward a drill bit fixing device for oil exploitation solves above-mentioned proposed problem.

Disclosure of utility model

(One) solving the technical problems

In order to solve the problems in the prior art, the utility model provides a drill bit fixing device for oil exploitation, which solves the problems in the background.

(II) technical scheme

In order to achieve the above purpose, the present utility model provides the following technical solutions: the drill bit fixing device for oil exploitation comprises a fixing frame, wherein a protection frame is arranged at the upper end of the fixing frame, a drill rod is arranged in the protection frame, a drill bit is detachably arranged at the bottom of the drill rod, and a righting component for supporting the drill rod is arranged on the protection frame;

the centering component comprises two-way screw rods arranged on the left side and the right side of the protective frame, two groups of moving blocks are arranged on the outer sides of the two-way screw rods in a threaded mode, a sliding limiting part is arranged on one side of each moving block, inclined rods are arranged on the other side of each moving block, a moving plate is arranged between the end portions of the upper inclined rods and the end portions of the lower inclined rods, and sliding wheels of a plurality of groups of attached drill rods are arranged on the moving plate.

Preferably, the bidirectional screw rod is rotatably arranged in the protection frame through a bearing, and a handle is arranged at the upper end of the bidirectional screw rod.

Preferably, the sliding limiting part comprises a sliding rail arranged in the protective frame, and the moving block is provided with a sliding block in sliding connection with the sliding rail.

Preferably, the lower extreme of drilling rod is provided with the mounting bracket, the upper end of drill bit is provided with the connecting block of inserting in the mounting bracket, be provided with two sets of bolts that are used for fixed connecting block on the mounting bracket, be located the tip of bolt is provided with the nut.

Preferably, the upper end of the drill bit is provided with a clamping block embedded into the connecting block, and the upper end of the mounting frame is provided with two groups of positioning rods inserted into the connecting block.

(III) beneficial effects

Compared with the prior art, the utility model provides the drill bit fixing device for oil exploitation, which has the following beneficial effects:

This drill bit fixing device for oil exploitation, drilling rod are located the protection frame inboard, and when descending boring, the two-way lead screw of accessible with both sides rotates, promotes two sets of inclined bars by the movable block and rotates for the movable plate promotes movable pulley laminating drilling rod surface, spacing with its both sides, at the in-process of drilling rod downwardly moving, its stationarity is better, can not cause the off normal during the probing, and its probing precision is higher, more is favorable to the exploitation of oil, makes the device more suitable.

Drawings

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

FIG. 2 is an enlarged view of the utility model at A in FIG. 1;

Fig. 3 is an enlarged view of a portion of fig. 1 in accordance with the present utility model.

In the figure: 1 drill bit, 2 fixing frame, 3 slide rail, 4 bi-directional lead screw, 5 handle, 6 protection frame, 7 movable plate, 8 movable pulley, 9 drilling rod, 10 mounting bracket, 11 slider, 12 diagonal bar, 13 movable block, 14 bolt, 15 connecting block, 16 locating lever, 17 nut, 18 fixture block.

Detailed Description

The following description of the preferred embodiments of the present utility model is provided in connection with the accompanying drawings, and it is to be understood that the utility model is not limited thereto.

The drawings are simplified schematic views, and only the basic structure of the present utility model is schematically described, so that only the constitution related to the present utility model is shown.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner" and "outer", etc. indicate orientations or positional relationships based on the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or element in question must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model, and furthermore, the terms "first", "second" are used for descriptive purposes only and should not be construed to indicate or imply relative importance or implying a number of the technical features indicated, whereby the features defining "first", "second" may explicitly or implicitly include one or more of such features, and in the description of the present utility model, unless otherwise indicated, "a plurality" means two or more.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and for example, may be fixedly connected, may be detachably connected, or integrally connected, may be mechanically connected, may be electrically connected, may be directly connected, may be indirectly connected through an intermediate medium, and may be in communication with the inside of two elements, and the specific meaning of the terms in the present utility model may be understood as specific to one of ordinary skill in the art.

Referring to fig. 1-3, in an embodiment of the present utility model, a drill bit fixing device for oil exploitation includes a fixing frame 2, a protecting frame 6 is disposed at an upper end of the fixing frame 2, a drill rod 9 is disposed in the protecting frame 6, a drill bit 1 is detachably mounted at a bottom of the drill rod 9, a righting component for supporting the drill rod 9 is disposed on the protecting frame 6, the righting component includes two sets of bidirectional screw rods 4 disposed on left and right sides of the protecting frame 6, two sets of moving blocks 13 are disposed on outer sides of each set of bidirectional screw rods 4 in a threaded manner, a sliding limiting member is disposed on one side of each set of moving blocks 13, an inclined rod 12 is disposed on the other side of each set of moving blocks 13, a moving plate 7 is disposed between ends of the inclined rods 12, a plurality of sets of sliding wheels 8 attached to the drill rod 9 are disposed on the moving plates 7, the drill rod 9 is disposed on an inner side of the protecting frame 6, the bidirectional screw rods 4 on two sides are rotated before the drill bit 1 is drilled, and the two sets of moving blocks 13 on the upper and lower sides are pushed to move relatively by the inclined rods 12, so that the sliding wheels 8 on two sides are attached to the surfaces 9 are not moved vertically in a drilling process.

Further, the bidirectional screw rod 4 is rotatably arranged in the protection frame 6 through a bearing, a handle 5 is arranged at the upper end of the bidirectional screw rod 4, and the bidirectional screw rod 4 can be conveniently and stably rotated in the protection frame 6 by holding the handle 5.

Further, the sliding limiting part comprises a sliding rail 3 arranged in the protective frame 6, the moving block 13 is provided with a sliding block 11 which is in sliding connection with the sliding rail 3, and the sliding block 11 on the side face of the moving block 13 slides in the sliding rail 3 under the action of the screw thread force, so that the sliding of the moving block 13 is more stable and reliable.

Further, the lower extreme of drilling rod 9 is provided with mounting bracket 10, the upper end of drill bit 1 is provided with the connecting block 15 of inserting in mounting bracket 10, be provided with two sets of bolts 14 that are used for fixed connecting block 15 on the mounting bracket 10, be located the tip of bolt 14 is provided with nut 17, places the connecting block 15 of drill bit 1 upper end in mounting bracket 10, is fixed in drill bit 9 below through bolt 14 and nut 17.

Further, the upper end of the drill bit 1 is provided with a clamping block 18 embedded into the connecting block 15, two groups of positioning rods 16 inserted into the connecting block 15 are arranged at the upper end of the mounting frame 10, and the positioning rods 16 and the clamping blocks 18 can improve the stability of the drill bit 1 and enable the drill bit to be stably mounted below the drill rod 9.

To sum up, according to the drill bit fixing device for oil exploitation, the connecting block 15 at the upper end of the drill bit 1 is arranged in the mounting frame 10, the drill bit 1 is fixed below the drill rod 9 through the bolts 14 and the nuts 17, the positioning rod 16 and the clamping blocks 18 can improve the stability of the drill bit 1, before drilling, the two-way screw rods 4 at the two sides are rotated, the moving blocks 13 at the upper side and the lower side are pushed to move relatively, the left moving plate 7 and the right moving plate 7 are pushed to move relatively through the inclined rods 12, the sliding wheels 8 at the two sides are attached to the surface of the drill rod 9, deflection cannot be caused in the downward movement process of the drill rod 9, the drilling verticality and precision are higher, and the exploitation of oil is facilitated, so that the device is more applicable.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.

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 (5)

1. The utility model provides a drill bit fixing device for oil exploitation which characterized in that: the drilling machine comprises a fixing frame (2), wherein a protection frame (6) is arranged at the upper end of the fixing frame (2), a drill rod (9) is arranged in the protection frame (6), a drill bit (1) is detachably arranged at the bottom of the drill rod (9), and a righting component for supporting the drill rod (9) is arranged on the protection frame (6);

The centering component comprises two-way screw rods (4) arranged on the left side and the right side of a protective frame (6), two groups of moving blocks (13) are arranged on the outer sides of the two-way screw rods (4) in a threaded mode, sliding limiting pieces are arranged on one sides of the moving blocks (13), inclined rods (12) are arranged on the other sides of the moving blocks, moving plates (7) are arranged between the end portions of the upper inclined rods (12) and the lower inclined rods (12), and sliding wheels (8) of a plurality of groups of laminating drill rods (9) are arranged on the moving plates (7).

2. The drill bit fixing device for oil exploitation according to claim 1, wherein: the bidirectional screw rod (4) is rotatably arranged in the protective frame (6) through a bearing, and a handle (5) is arranged at the upper end of the bidirectional screw rod (4).

3. The drill bit fixing device for oil exploitation according to claim 1, wherein: the sliding limiting part comprises a sliding rail (3) arranged in the protective frame (6), and a sliding block (11) which is in sliding connection with the sliding rail (3) is arranged on the moving block (13).

4. The drill bit fixing device for oil exploitation according to claim 1, wherein: the drilling machine is characterized in that a mounting frame (10) is arranged at the lower end of the drilling rod (9), a connecting block (15) inserted into the mounting frame (10) is arranged at the upper end of the drilling bit (1), two groups of bolts (14) used for fixing the connecting block (15) are arranged on the mounting frame (10), and nuts (17) are arranged at the end parts of the bolts (14).

5. The drill bit fixing device for oil exploitation according to claim 4, wherein: the upper end of the drill bit (1) is provided with a clamping block (18) embedded into the connecting block (15), and the upper end of the mounting frame (10) is provided with two groups of positioning rods (16) inserted into the connecting block (15).