Logging instrument lifting device

Abstract

The utility model relates to the technical field of oil exploration, in particular to a well logging instrument lifting device which solves the technical problem that in the prior art, a lifting device capable of controlling the well logging transverse distance in a small range to adapt to a current well drilling hole does not exist. Therefore, the logging instrument can be approximately located right above a drilling opening. When the transverse position of the logging instrument deviates due to quick positioning of the actual support, the transverse distance of the logging instrument can be adjusted by adjusting a small inclination angle of the extension arm, and logging operation can be smoothly carried out; compared with the prior art that a complex transverse moving mechanism and a supporting system are arranged, the technical scheme can be rapidly installed, initial investigation work with large repeated workload can be completed in a matched mode, and the working efficiency is remarkably improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of petroleum exploration, especially to a logging instrument lifting device. BACKGROUND

[0002] In the current mode, for drilling exploration, drilling will be carried out in the survey area in actual operation, and various geological and engineering technical data are obtained through preliminary survey by a logging instrument. During the logging process, a lifting device is needed to put the logging instrument into the drilling, and after the logging is completed, the logging instrument is lifted by the lifting device.

[0003] The existing lifting device for logging instrument is relatively traditional in structure, and the overall frame is above the drilling. For drilling exploration holes with small drilling area, it is not easy to adjust the lateral distance of the logging instrument in descending and lifting. UTILITY MODEL CONTENT

[0004] The utility model discloses a logging instrument lifting device which can control the lateral distance of logging in a small range to adapt to the current drilling hole.

[0005] In order to achieve the above-mentioned purpose, the utility model provides the following technical scheme:

[0006] A logging instrument lifting device comprises a rope winding machine, which comprises:

[0007] A support is fixedly connected to a horizontal plane, and an extension arm is rotatably connected to the support;

[0008] The first end of the extension arm is connected to the suspension rope of the rope winding machine through a pulley;

[0009] The suspension rope is connected to a connecting component to connect the logging instrument;

[0010] The second end of the extension arm is connected to an adjusting mechanism, and the adjusting mechanism is used for adjusting the inclination of the extension arm.

[0011] Specifically, the support comprises:

[0012] A main support frame is fixed to the horizontal plane by anchoring;

[0013] A top connecting rod is connected above the main support frame;

[0014] A rotating connection point is formed between the top connecting rod and the extension arm;

[0015] The rotating connection point is located at three-quarters of the extension arm, so that an extension section is formed on the side of the extension arm away from the logging instrument.

[0016] Specifically, the end of the extension section is rotatably connected with an adjusting rod, and the adjusting rod is connected with the output end of the driving cylinder.

[0017] The fixed end of the driving cylinder is rotatably connected with an adjusting seat.

[0018] The adjusting seat is fixedly connected with a first support body.

[0019] The first support body is fixedly connected with the side surface of the main support frame.

[0020] Specifically, the center of the extension arm is provided with a secondary pulley.

[0021] The suspension rope is connected with the secondary pulley.

[0022] The winding machine is installed on a second support body.

[0023] The second support body is provided below with an auxiliary support body.

[0024] The auxiliary support body and the second support body are fixedly connected with the main support frame.

[0025] Specifically, the connecting component comprises:

[0026] The rotatable connecting piece comprises:

[0027] The main connecting rod is used for connecting the suspension rope, and the second end of the main connecting rod is rotatably connected with two groups of symmetrically arranged adjusting pieces.

[0028] The adjusting piece is provided with a threaded connecting hole.

[0029] Specifically, the connecting component further comprises an auxiliary connecting piece, and the auxiliary connecting piece comprises:

[0030] The instrument connecting part is fixedly connected with the body of the logging instrument.

[0031] The instrument connecting part is provided with a through hole.

[0032] The connecting screw rod can pass through the threaded connecting hole and the through hole, and the instrument connecting part and the rotatable connecting piece are connected through a locking nut.

[0033] In the above technical solution, the logging instrument lifting device has the following beneficial effects:

[0034] The technical scheme is characterized in that the running direction of the suspension rope is limited by the pulley, so as to be connected with the connecting part, and the logging instrument can be located above the well mouth; when the actual support is quickly positioned and the horizontal position of the logging instrument is deviated, the horizontal distance of the logging instrument is adjusted by adjusting a small inclination angle of the extension arm, and the logging operation is smoothly performed; compared with the prior art, the technical scheme can quickly install the complex horizontal moving mechanism and support system, complete the heavy initial exploration work, and significantly improve the work efficiency. BRIEF DESCRIPTION OF DRAWINGS

[0035] In order to more clearly illustrate the technical scheme in the embodiments of the present application or the prior art, the drawings needed in the embodiments will be briefly introduced as follows. Obviously, the drawings in the following description are only some embodiments of the present application, and other drawings can be obtained by those skilled in the art according to these drawings.

[0036] Figure 1 A structural schematic view of a logging instrument lifting device provided by the embodiment of the present application is shown in the figure.

[0037] Figure 2 A partial structural schematic view provided by the embodiment of the present application is shown in the figure.

[0038] Figure 3 A structural schematic view of a connecting part provided by the embodiment of the present application is shown in the figure.

[0039] Explanation of reference signs:

[0040] Rope winding machine 1, support 10, extension arm 101, pulley 102, suspension rope 2;

[0041] Connecting part 20, logging instrument 3, adjusting mechanism 30;

[0042] Main support 11, top connecting rod 12, rotating connection point 13, extension section 104;

[0043] Adjusting rod 31, driving cylinder 32, adjusting seat 33, first support 301;

[0044] Sub-pulley 202, second support 302, auxiliary support 303;

[0045] Main connecting rod 21, adjusting part 210, threaded connection hole 211, instrument connecting part 221, through hole 222, connecting screw 223, locking nut 224. DETAILED DESCRIPTION

[0046] In order to make the technical scheme of the utility model better understood by the skilled in the art, the utility model will be further described in detail below in conjunction with the drawings.

[0047] It should be noted that the terms "above", "one end", "the other end" and the like used herein indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the utility model and simplifying the description, and similar expressions are only for the purpose of illustration, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the utility model. In addition, the terms "first", "second", "third" and the like are only for the purpose of description, and cannot be understood as indicating or implying relative importance.

[0048] The utility model aims at providing a kind of to adapt to current borehole's lifting device that can control logging transverse distance in small range technical problem, provide the logging instrument lifting device, specifically refer to the drawings Figure 1 、 2 As shown in the drawings, specifically configured on including around rope machine 1, other configurations mainly include: support 10 is fixedly connected on a horizontal position, a extension arm 101 is rotatably connected on support 10;The first end of extension arm 101 is connected with the suspension rope 2 of around rope machine 1 by pulley 102;Suspension rope 2 is connected with a connecting component 20 to connect logging instrument 3;The second end of extension arm 101 is connected with an adjusting mechanism 30, and the adjusting mechanism 30 is used to adjust the inclination of extension arm 101;

[0049] In the technical scheme, the running direction of the suspension rope 2 is limited by the pulley 102, so as to be connected with the connecting component 20, so that the logging instrument 3 can be located substantially above the borehole opening. When the actual support 10 is quickly positioned, the lateral position of the logging instrument 3 deviates, a small inclination angle of the extension arm 101 is adjusted, so that the lateral distance of the logging instrument 3 is adjusted, and the logging operation is smoothly carried out. Compared with the complex lateral movement mechanism and support system of the prior art, the technical scheme can quickly install and complete the initial exploration work with large amount of repeated work, and the work efficiency is significantly improved.

[0050] In one specific embodiment, please refer to the drawings Figure 1 、 Figure 2 As shown in the drawings, support 10 includes: main support frame 11, which is fixed on the horizontal plane by anchoring; top connecting rod 12 is connected above main support frame 11;A rotating connection point 13 is formed between top connecting rod 12 and extension arm 101;The rotating connection point 13 is located at three quarters of the extension arm 101, so that the extension arm 101 forms an extension section 104 on the side away from the logging instrument 3.

[0051] In a specific embodiment, please refer to the attached Figure 1 , Attachment Figure 2 The end of the extension section 104 is rotatably connected to an adjusting rod 31, and the adjusting rod 31 is connected to the output end of the driving cylinder 32; the fixed end of the driving cylinder 32 is rotatably connected to an adjusting seat 33; the adjusting seat 33 is fixedly connected to a first support body 301; the first support body 301 is fixedly connected to the side of the main support frame 11.

[0052] In a specific embodiment, please refer to the attached Figure 1 , Attachment Figure 2 As shown, a secondary pulley 202 is provided at the center of the extension arm 101; the suspension rope 2 is connected to the secondary pulley 202;

[0053] The rope winding machine 1 is mounted on the second support body 302; an auxiliary support body 303 is provided below the second support body 302; the auxiliary support body 303 and the second support body 302 are fixedly connected to the main support frame 11; the main function of the secondary pulley 202 is to assist in the cooperation with the pulley 102;

[0054] The driving motor of the rope winding machine 1 is arranged on the second support body 302 , and the control line can be arranged along the main support frame 11 .

[0055] It should be noted that the secondary pulley 202 and the pulley 102 have the same configuration as the pulleys in the prior art, and are provided with radial limiting grooves to limit the suspension rope 2.

[0056] In a specific embodiment, please refer to the attached drawings. Figure 3 As shown, the connecting component 20 includes: a rotating connecting member, which includes: a main connecting rod 21, a first end of which is used to connect the suspension rope 2, and a second end of which is rotatably connected to two groups of symmetrically arranged adjusting members 210; a threaded connecting hole 211 is provided on the adjusting member 210; the two adjusting members 210 are rotatably connected to the main connecting rod 21 at the same time, so that the adjusting members 210 always maintain a triangular arrangement, and the main connecting rod 21 is also always perpendicular to the horizontal plane, which ultimately ensures that the detection end of the logging instrument 3 always remains vertical.

[0057] In a specific embodiment, please refer to the attached Figure 1 , Attachment Figure 2 , Attachment Figure 3 As shown, the connecting component 20 also includes: an auxiliary connecting part, which includes: an instrument connecting part 221, which is fixedly connected to the body of the logging instrument 3; the instrument connecting part 221 is provided with a through hole 222; a connecting screw 223, which can pass through the threaded connection hole 211 and the through hole 222, and connect the instrument connecting part 221 to the rotating connecting part through a locking nut 224.

[0058] The above has only described certain exemplary embodiments of the present application by way of illustration, and it is needless to say that the described embodiments can be modified in various ways without departing from the spirit and scope of the present application for those skilled in the art. Therefore, the above drawings and descriptions are illustrative in nature, and should not be understood as limiting the scope of protection of the claims of the present application.

Claims

1. A logging instrument hoisting device comprising a rope reel (1), characterized in that The utility model relates to a well logging device, which comprises: a support (10) fixedly connected to a horizontal plane, an extension arm (101) rotatably connected to the support (10); a first end of the extension arm (101) connected to a suspension rope (2) of a rope winding machine (1) through a pulley (102); the suspension rope (2) connected to a connecting component (20) for connecting a well logging instrument (3); a second end of the extension arm (101) connected to an adjusting mechanism (30) for adjusting the inclination of the extension arm (101).

2. The well-logging instrument lifting device of claim 1, wherein, The support (10) comprises: a main support frame (11) fixed to the horizontal plane by anchoring; a top connecting rod (12) connected above the main support frame (11); a rotating connection point (13) formed between the top connecting rod (12) and the extension arm (101); the rotating connection point (13) located at three-quarters of the extension arm (101) so that an extension section (104) is formed on the side of the extension arm (101) away from the well logging instrument (3).

3. The wireline tool lifting device of claim 2, wherein, an end of the extension section (104) rotatably connected to an adjusting rod (31), the adjusting rod (31) connected to the output end of a driving air cylinder (32); a fixed end of the driving air cylinder (32) rotatably connected to an adjusting seat (33); the adjusting seat (33) fixedly connected to a first support body (301); the first support body (301) fixedly connected to the side of the main support frame (11).

4. The well-logging instrument lifting device of claim 3, wherein, a vice pulley (202) arranged at the center of the extension arm (101); the suspension rope (2) connected to the vice pulley (202); the rope winding machine (1) mounted on a second support body (302); an auxiliary support body (303) arranged below the second support body (302); the auxiliary support body (303) and the second support body (302) fixedly connected to the main support frame (11).

5. The well-logging instrument lifting device of claim 1, wherein, The connecting component (20) comprises: a rotating connecting member comprising: a main connecting rod (21) having a first end for connecting the suspension rope (2) and a second end rotatably connected to two sets of symmetrically arranged adjusting members (210); the adjusting members (210) provided with threaded connecting holes (211).

6. The wireline tool lifting device of claim 5, wherein, The connecting component (20) further comprises an auxiliary connecting member comprising: an instrument connecting part (221) fixedly connected to the body of the well logging instrument (3); the instrument connecting part (221) provided with a through hole (222); a connecting screw (223) capable of passing through the threaded connecting holes (211) and the through hole (222) and connecting the instrument connecting part (221) and the rotating connecting member through a locking nut (224).

Images