Centralizing device for geological and geophysical prospecting logging instrument
By designing the straightening cylinder and adjustment components, the problem of leveling and fixing the logging tool in uneven ground environments was solved, thus achieving stable use and protection of the logging tool.
Patent Information
- Application Number
- CN202520587779.5
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-03-31
- Publication Date
- 2026-01-30
- Estimated Expiration
- 2035-03-31
AI Technical Summary
Existing leveling devices are difficult to maintain the level of the logging instrument body in uneven ground environments, affecting its normal use and practicality.
A centering device for a geological logging tool was designed, comprising a centering cylinder, an adjustment component, and a fixing component. Through the cooperation of a rotating plate and a support base, the horizontal position of the centering cylinder can be adjusted according to the ground environment, and the logging tool can be stably fixed by a motor-driven bidirectional lead screw and a spring fixing plate.
This improves the applicability and stability of the device in different ground environments, prevents the logging tool from tipping over, protects the logging tool from damage, and ensures the smooth progress of the detection process.
Smart Images
Figure CN223854182U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to geophysical well logging instrument technical field, concretely is a righting device for geological geophysical well logging instrument. BACKGROUND
[0002] The well logging instrument can continuously scan the well wall, can also horizontally scan any level, and can give technical data such as wellbore vertical profile, horizontal section, wellbore effective section and wellbore deflection distance, and the logging result can be directly displayed on the computer screen or given by a plotter printer, so that the well logging instrument is flexible and convenient to use.
[0003] The existing patent CN222376423U discloses a righting device for geological geophysical well logging instrument, which comprises a sleeve pipe, a limiting mechanism, a fixing mechanism and a well logging instrument main body, the limiting mechanism is arranged on the sleeve pipe, the well logging instrument main body is in contact with the limiting mechanism, and the fixing mechanism is arranged on the outer side of the sleeve pipe; the limiting mechanism comprises sliding frames, a rack and a clamping plate, the sliding frames are fixedly arranged at the top end or the bottom end of the sleeve pipe, the rack is inserted into the sliding frames and horizontally slides along the sliding frames, and the outer wall of the clamping plate is fixedly connected with the rack, and the inner wall of the clamping plate is in contact with the well logging instrument main body. The righting device for geological geophysical well logging instrument provided by the utility model can stably clamp well logging instrument main bodies of different sizes by the cooperation of the sliding frames, the rack and the clamping plate, and the applicability of the device is improved.
[0004] At present, although the righting device can fix the well logging instrument main body, the ground environment of the well logging instrument is uneven due to different use environments, the existing well logging instrument is not convenient to adapt to the uneven ground environment, and then the normal use of the well logging instrument is affected, so that the practicability is poor. UTILITY MODEL CONTENTS
[0005] The utility model aims at providing a righting device for geological geophysical well logging instrument, so as to solve the problem that the existing righting device can fix the well logging instrument main body in use, but the ground environment of the well logging instrument is uneven due to different use environments, the existing well logging instrument is not convenient to adapt to the uneven ground environment, and then the normal use of the well logging instrument is affected, so that the practicability is poor.
[0006] To achieve the above object, the utility model provides the following technical scheme: a righting device for geological geophysical well logging instrument, including righting cylinder, the righting cylinder is equipped with well logging instrument main body, the righting cylinder outside is equipped with adjustment part, the righting cylinder and well logging instrument main body between being equipped with fixed part,
[0007] The adjusting component comprises a horizontal plate fixedly connected with the four peripheries of the righting cylinder, a screw rod connected with the horizontal plate, a rotating plate fixedly connected with the top of the screw rod, a handle fixedly connected with one side of the top of the rotating plate, a supporting seat connected with the bottom of the screw rod and a supporting component for improving the use stability of the righting cylinder, the screw rod is rotationally connected with the rotating plate, and the screw rod is rotationally connected with the horizontal plate.
[0008] Preferably, the fixing component comprises a moving groove formed in one side of the righting cylinder, moving blocks arranged in the two sides of the moving groove respectively, fixing blocks fixedly connected with the moving blocks, through holes formed in the two sides of the fixing blocks respectively, guide rods arranged in the through holes, a fixing plate fixedly connected with one end of the guide rods, springs sleeved outside the guide rods, a bidirectional screw rod connected with the moving blocks and a motor fixedly connected with one end of the bidirectional screw rod, the moving blocks are slidingly connected with the moving groove, the bidirectional screw rod is screwed with the moving blocks, the bidirectional screw rod is rotationally connected with the righting cylinder, and the guide rods are slidingly connected with the through holes.
[0009] Preferably, the supporting component comprises supporting plates fixedly connected with the four peripheries of the supporting seat respectively, supporting rods fixedly connected with the bottom of the supporting plates and a fixing seat fixedly connected with the bottom of the supporting rods.
[0010] Preferably, one side of the top of the horizontal plate is provided with a moving hole, and one side of the top of the supporting seat is fixedly connected with a moving rod.
[0011] Preferably, limit grooves are formed in the two sides of the through holes respectively, limit plates are fixedly connected with the two sides of the guide rods respectively, and the limit plates are slidingly connected with the limit grooves.
[0012] Preferably, one side of the fixing plate is provided with an antiskid pad, and the antiskid pad is adhesively connected with the fixing plate.
[0013] Preferably, a guide groove is formed in the side of the righting cylinder away from the moving groove, guide blocks are slidingly connected with the two sides of the guide groove respectively, and the guide blocks are fixedly connected with the fixing blocks.
[0014] Compared with the prior art, the utility model has the advantages that:
[0015] 1、Through setting up righting cylinder, well logging instrument main part and adjusting component, can drive rotating plate rotation through rotating handle, rotating plate rotation can drive supporting seat vertical movement, supporting seat can contact with ground, can adjust vertical position of four supporting seats in turn according to ground environment, can make righting cylinder keep horizontal, can guarantee well logging instrument main part horizontal, can improve application range, can improve use stability of righting cylinder and well logging instrument main part through fixing seat, prevent righting cylinder from toppling, and then can greatly improve practicality.
[0016] 2、Through setting the fixed component, the motor can make the bidirectional screw rod rotate, and then can make the moving block and the fixed block move, and then can drive the fixed plate to move, the two fixed plates move can fix the well logging instrument main body, and the elasticity of the spring can protect the well logging instrument main body, and prevent the well logging instrument main body from being damaged. BRIEF DESCRIPTION OF DRAWINGS
[0017] Figure 1 A left view provided by the utility model;
[0018] Figure 2 A left view provided by the utility model;
[0019] Figure 3 A left view provided by the utility model; Figure 2 A sectional view of A-A;
[0020] Figure 4 A sectional view of B-B; Figure 3 An enlarged view of C;
[0021] Figure 5 An enlarged view of C; Figure 2 A sectional view of B-B;
[0022] In the drawing: 1, centralizer; 11, well logging instrument main body; 21, horizontal plate; 22, screw rod; 23, rotating plate; 24, handle; 25, support seat; 31, moving groove; 32, moving block; 33, fixed block; 34, through opening; 35, guide rod; 36, fixed plate; 37, spring; 38, bidirectional screw rod; 39, motor; 41, support plate; 42, support rod; 43, fixed seat; 51, moving rod; 52, moving opening; 61, limiting groove; 62, limiting plate; 71, guide groove; 72, guide block; 361, anti-skid pad. DETAILED DESCRIPTION
[0023] The technical solutions in the embodiments of the utility model will be apparently and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all the other embodiments obtained by the ordinary skilled in the art without creative labor fall within the protection scope of the utility model.
[0024] Please refer to Figure 1 , Figure 2 , Figure 3 and Figure 4The utility model provides a technical scheme: a righting device for geological geophysical well logging instrument, including righting cylinder 1, be equipped with well logging instrument main part 11 in righting cylinder 1, be equipped with adjusting component in righting cylinder 1 outside, be equipped with fixed component between righting cylinder 1 and well logging instrument main part 11, adjusting component includes the horizontal plate 21 fixed connection with righting cylinder 1 four around respectively, the screw rod 22 connected with horizontal plate 21, the rotary plate 23 fixed connection with screw rod 22 top, the handle 24 fixed connection with rotary plate 23 top one side, the support base 25 connected with screw rod 22 bottom and be used to improve the support component of righting cylinder 1 use stability, screw rod 22 is connected with rotary plate 23 rotation, screw rod 22 is connected with horizontal plate 21 rotation, can drive rotary plate 23 rotation through rotating handle 24, rotary plate 23 rotation can drive screw rod 22 rotation, can then make support base 25 vertical movement, make support base 25 descend and ground contact, through adjusting four support base 25 vertical position, can adjust righting cylinder 1 and well logging instrument main part 11 to horizontal state, can be convenient for detecting, support component includes the support plate 41 fixed connection with support base 25 four around respectively, the support rod 42 fixed connection with support plate 41 bottom and the fixed seat 43 fixed connection with support rod 42 bottom, can improve the fixed stability of righting cylinder 1 through fixed seat 43, can further prevent righting cylinder 1 to dump, support base 25 top one side is fixedly connected with moving rod 51, and the moving mouth 52 is set up in horizontal plate 21 top one side, and moving rod 51 is slidably connected with moving mouth 52, and moving rod 51 can slide in moving mouth 52, can prevent the rotation of support base 25.
[0025] Please refer to Figure 1 、 Figure 2 、 Figure 3 、 Figure 4 and Figure 5The fixing component comprises a moving groove 31 opened in one side of the centralizing cylinder 1, moving blocks 32 respectively arranged in two sides of the moving groove 31, a fixing block 33 fixedly connected with the moving blocks 32, through holes 34 respectively opened in two sides of the fixing block 33, guide rods 35 arranged in the through holes 34, a fixing plate 36 fixedly connected with one end of the guide rods 35, springs 37 sleeved outside the guide rods 35, bidirectional lead screws 38 connected with the moving blocks 32, and a motor 39 fixedly connected with one end of the bidirectional lead screws 38. The moving blocks 32 are slidingly connected with the moving groove 31, the bidirectional lead screws 38 are screwed with the moving blocks 32, the bidirectional lead screws 38 are rotationally connected with the centralizing cylinder 1, the guide rods 35 are slidingly connected with the through holes 34, the two ends of the springs 37 are fixedly connected with the fixing block 33 and the fixing plate 36 respectively, the motor 39 can drive the bidirectional lead screws 38 to rotate, the bidirectional lead screws 38 can drive the two moving blocks 32 to move reversely, and then the fixing block 33 and the fixing plate 36 can be moved. The two fixing plates 36 can be used for quickly fixing the logging instrument main body 11. Meanwhile, the elasticity of the springs 37 can be used for protecting the logging instrument main body 11, so that the logging instrument main body 11 is prevented from being damaged. Limiting grooves 61 are respectively opened in two sides of the through holes 34, limiting plates 62 are respectively fixedly connected with two sides of the guide rods 35, the limiting plates 62 are slidingly connected with the limiting grooves 61, the guide rods 35 can drive the limiting plates 62 to move, the movement distance of the guide rods 35 can be limited through the limiting plates 62, and then the springs 37 can be prevented from being damaged. The fixing plate 36 is provided with an antiskid pad 361 on one side, the antiskid pad 361 is adhered to the fixing plate 36, the friction force between the fixing plate 36 and the logging instrument main body 11 can be increased through the antiskid pad 361, and the fixing stability of the logging instrument main body 11 can be improved. A guide groove 71 is opened in the side of the centralizing cylinder 1 away from the moving groove 31, guide blocks 72 are slidingly connected with two sides in the guide groove 71, the guide blocks 72 are fixedly connected with the fixing block 33, the fixing block 33 can drive the guide blocks 72 to move, and the moving stability of the fixing block 33 can be improved through the guide blocks 72, and then the moving stability of the fixing plate 36 can be improved.
[0026] Working principle: when working, the well logging instrument is placed between the two fixed plates 36, the motor 39 is started, the motor 39 can drive the bidirectional screw rod 38 to rotate, the bidirectional screw rod 38 can drive the two fixed blocks 33 to move to the middle, and then can drive the fixed plate 36 to move, the fixed plate 36 drives the non-slip pad 361 to contact with the well logging instrument main body 11, and fixes the well logging instrument main body 11, through the elasticity of the spring 37, the well logging instrument main body 11 can be prevented from being damaged, and the well logging instrument main body 11 can be protected, then according to the ground environment, the corresponding handle 24 can be selected to rotate, the handle 24 rotation can drive the rotating plate 23 to rotate, the rotating plate 23 rotation can drive the screw rod 22 to rotate, the screw rod 22 rotation can drive the support base 25 to move vertically, and then can drive the corresponding fixed base 43 to move vertically, so that the fixed base 43 moves downward and contacts with the ground, and then the centralizer 1 can be adjusted to the horizontal state, and then the well logging instrument can be adjusted to the horizontal state, so that the detection can be facilitated, the above is the working process of the whole device, and the contents not described in detail in the specification all belong to the prior art known by the person skilled in the art.
[0027] Although the embodiments of the present application have been shown and described, it should be understood by those skilled in the art that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principles and spirit of the present application, and the scope of the present application is defined by the appended claims and their equivalents.
Claims
1. A centralizer for geophysical well logging apparatus, comprising a centralizer tube (1), characterized in that: The well logging instrument main body (11) is arranged in the righting cylinder (1), the adjusting component is arranged on the outside of the righting cylinder (1), and the fixing component is arranged between the righting cylinder (1) and the well logging instrument main body (11); The adjusting component comprises a horizontal plate (21) fixedly connected to the periphery of the righting cylinder (1), a screw rod (22) connected to the horizontal plate (21), a rotating plate (23) fixedly connected to the top of the screw rod (22), a handle (24) fixedly connected to one side of the top of the rotating plate (23), a supporting seat (25) connected to the bottom of the screw rod (22), and a supporting component for improving the use stability of the righting cylinder (1), wherein the screw rod (22) is rotationally connected to the rotating plate (23), and the screw rod (22) is rotationally connected to the horizontal plate (21).
2. The centralizer according to claim 1, wherein: The fixing component comprises a moving groove (31) arranged on one side in the righting cylinder (1), moving blocks (32) respectively arranged on both sides in the moving groove (31), a fixing block (33) fixedly connected to the moving blocks (32), through holes (34) respectively arranged on both sides of the fixing block (33), a guide rod (35) arranged in the through hole (34), a fixing plate (36) fixedly connected to one end of the guide rod (35), a spring (37) sleeved on the outside of the guide rod (35), a bidirectional screw rod (38) connected to the moving blocks (32), and a motor (39) fixedly connected to one end of the bidirectional screw rod (38), wherein the moving blocks (32) are slidingly connected to the moving groove (31), the bidirectional screw rod (38) is screwed with the moving blocks (32), the bidirectional screw rod (38) is rotationally connected to the righting cylinder (1), and the guide rod (35) is slidingly connected to the through hole (34).
3. The centralizer of claim 1, wherein: The supporting component comprises supporting plates (41) respectively fixedly connected to the periphery of the supporting seat (25), a supporting rod (42) fixedly connected to the bottom of the supporting plate (41), and a fixing seat (43) fixedly connected to the bottom of the supporting rod (42).
4. The centralizer of claim 1, wherein: A moving rod (51) is fixedly connected to one side of the top of the supporting seat (25), and a moving hole (52) is arranged on one side of the top of the horizontal plate (21).
5. The centralizer of claim 2, wherein: Limiting grooves (61) are respectively arranged on both sides in the through hole (34), limiting plates (62) are respectively fixedly connected to both sides of the guide rod (35), and the limiting plates (62) are slidingly connected to the limiting grooves (61).
6. The centralizer of claim 2, wherein: An antiskid pad (361) is arranged on one side of the fixing plate (36) and is adhesively connected to the fixing plate (36).
7. The centralizer of claim 2, wherein: A guide groove (71) is arranged on the side of the righting cylinder (1) away from the moving groove (31), guide blocks (72) are respectively slidingly connected to both sides in the guide groove (71), and the guide blocks (72) are fixedly connected to the fixing block (33).