CN112611531B - Intelligent guide drilling downhole tool vibration test tool - Google Patents
Intelligent guide drilling downhole tool vibration test tool Download PDFInfo
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- CN112611531B CN112611531B CN202011357044.1A CN202011357044A CN112611531B CN 112611531 B CN112611531 B CN 112611531B CN 202011357044 A CN202011357044 A CN 202011357044A CN 112611531 B CN112611531 B CN 112611531B
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M7/00—Vibration-testing of structures; Shock-testing of structures
- G01M7/02—Vibration-testing by means of a shake table
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M7/00—Vibration-testing of structures; Shock-testing of structures
- G01M7/02—Vibration-testing by means of a shake table
- G01M7/027—Specimen mounting arrangements, e.g. table head adapters
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M7/00—Vibration-testing of structures; Shock-testing of structures
- G01M7/08—Shock-testing
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- Vibration Prevention Devices (AREA)
Abstract
The invention relates to a vibration test tool for an intelligent guide drilling downhole tool, which comprises: the base comprises a bearing surface and a connecting surface opposite to the bearing surface, and the bearing surface is parallel to the connecting surface; the fixture comprises a first fixture and a second fixture, and the first fixture and the second fixture are arranged on the bearing surface of the base at intervals and are used for fixing two points of a measured object; the connector, the connector with the face of being connected of base is connected, the connector is used for connecting the shaking table. When the vibration table is used for carrying out vibration and impact simulation tests on the measured object, the two ends of the measured object are stressed and are supported by the base and effectively transmit vibration and impact force, so that the data such as acceleration and the like of the vibration test design can be accurately obtained, the environmental adaptability and reliability of the instrument can be verified, and the problems of poor test effect and the like caused by severe shaking of the two ends when the measured object is stressed in the middle can be solved.
Description
Technical Field
The invention relates to the technical field of vibration tests, in particular to an intelligent guide drilling downhole tool vibration test tool.
Background
The intelligent guide drilling system is a drilling and logging tool which is relatively advanced in the field of petroleum at present, faces a working environment with strong vibration and strong impact when working underground, and needs to perform a vibration and impact simulation test through a vibration table in a laboratory environment in order to verify the environment and reliability of the system, so that the environmental adaptability and reliability of an instrument are verified. The underground tools such as the intelligent pilot drill rotary guide instrument, the nuclear magnetic detection instrument and the like are mostly long and thin cylinders, the length (namely, the measured object) of the instrument is generally 1-3 m, the diameter is 172-178 mm, the weight is 100-500 kg, the measured object is usually connected with a vibration table by using a clamp, the clamp is arranged at the middle position of the measured object, and when a vibration test is carried out, the measured object is stressed only in the middle, so that the two ends of the measured object shake violently, and the stress consistency is poor; the vibration acceleration actually generated at the two ends is far greater than the acceleration designed in the vibration test, and the test effect is influenced.
Disclosure of Invention
The technical problem to be solved by the invention is to overcome the defects in the prior art, and provide an intelligent guide drilling downhole tool vibration test tool which can be supported by a base and effectively transmit vibration and impact force during simulation test, and the base is provided with spaced clamps which clamp two ends of a measured object, so that the two ends of the measured object are stressed, and therefore, data such as acceleration and the like designed by a vibration test can be accurately obtained, the environmental adaptability and reliability of an instrument can be verified, and the problems of poor test effect and the like caused by severe shaking of two ends when the measured object is stressed only in the middle can be solved.
Therefore, the technical scheme who adopts includes for a tool vibration test frock in intelligence pilot drilling well down: the base comprises a bearing surface and a connecting surface opposite to the bearing surface, and the bearing surface is parallel to the connecting surface; the fixture comprises a first fixture and a second fixture, and the first fixture and the second fixture are arranged on the bearing surface of the base at intervals and are used for fixing two points of a measured object; the connector, the connector with the face of being connected of base is connected, the connector is used for connecting the shaking table.
Preferably, the base further includes a circumferential surface connecting the bearing surface and the connecting surface, the circumferential surface at least includes two opposite inclined surfaces, so that a constricted portion is formed between the bearing surface and the connecting surface, and a cross-sectional area of the constricted portion gradually decreases from the bearing surface to the connecting surface.
Preferably, the base includes: the bearing surface comprises at least two main rib plates, wherein the at least two main rib plates are arranged in parallel side by side, the plate surfaces of the main rib plates comprise a first edge and a second edge which are parallel, the first edge is longer than the second edge, the end surface where the first edge is located forms the bearing surface, and the end surface where the second edge is located forms the connecting surface; the connecting piece is arranged between two adjacent main rib plates and is connected with the two adjacent main rib plates.
Preferably, the connecting piece comprises connecting plates and major rib plates, the major rib plates are arranged in the middle between two adjacent major rib plates, the connecting plates are arranged on two sides of the major rib plates, and the connecting plates are uniformly arranged along the length direction of the major rib plates at intervals.
Preferably, the number of the main rib plates is at least three, and the connecting pieces on two sides of the main rib plate located in the middle are correspondingly arranged.
Preferably, the major rib plate comprises at least two upright plates and a cover plate, the at least two upright plates are parallel side by side and are uniformly arranged at intervals, two ends of each upright plate are connected with the cover plate, each upright plate is connected with two adjacent major rib plates, and the surface of the cover plate is flush with the bearing surface of the base.
Preferably, a plurality of small auxiliary rib plates are arranged on the outer side surfaces of two main rib plates located on the outermost side, the small auxiliary rib plates are arranged in the middle of the main rib plates and are perpendicular to the main rib plates, the small auxiliary rib plates are evenly arranged along the length direction of the main rib plates at intervals, reinforcing ribs are arranged between every two adjacent small auxiliary rib plates, and two ends of each reinforcing rib are connected with the inner side surfaces of every two adjacent small auxiliary rib plates.
Preferably, the first fixture comprises an upper clamping block and a lower clamping block, the upper clamping block is provided with an upper semicircular hole, the lower clamping block is provided with a lower semicircular hole, the upper semicircular hole and the lower semicircular hole are symmetrically arranged, the upper semicircular hole and the lower semicircular hole are matched with the measured object, and the upper clamping block and the lower clamping block are connected through screws to clamp the measured object.
Preferably, two side faces of a semicircular arc of the lower semicircular hole of the lower clamping block are provided with inclined faces, the inclined faces gradually incline from top to bottom and from the center close to the lower semicircular hole to the outside, and the inclined faces are provided with counter bores penetrating through the inclined faces up and down; the bearing surface of the main rib plate is provided with a plurality of threaded holes, the threaded holes are uniformly arranged along the length direction of the main rib plate at intervals, and screws sequentially penetrate through counter bores from top to bottom and are screwed into the threaded holes.
Preferably, the fixture further comprises a gasket, the outer diameter of the gasket is matched with the upper semicircular hole and the lower semicircular hole, and the inner diameter of the gasket is matched with the object to be measured.
Preferably, the gasket comprises an upper gasket and a lower gasket, the upper gasket and the lower gasket are arranged in pairs, the upper gasket and the lower gasket are respectively matched with the upper semicircular hole and the lower semicircular hole, the outer diameter of the gasket is conical, the first fixture and the second fixture are arranged on the bearing surface of the base at intervals, and the large end faces of the gaskets are opposite.
Preferably, one side of the gasket is provided with a notch, and the notch is arranged along the axis of the gasket; the top end of the arc of the upper semicircular hole, far away from the upper clamping block, is provided with a threaded hole, the threaded hole penetrates through the upper part and the lower part and is communicated with the arc of the upper semicircular hole, a matched screw is arranged in the threaded hole, and the screw is used for abutting against the outer diameter of the gasket.
Preferably, be equipped with a plurality of base mounting hole and mesa mounting hole on the connector, base mounting hole and mesa mounting hole all establish to the counter bore that runs through from top to bottom, and base mounting hole and mesa mounting hole establish to be the circumference distribution of concentric circles, and base mounting hole and mesa mounting hole interval evenly distributed, and base mounting hole and mesa mounting hole stagger each other.
Preferably, the connector is polygonal, the base mounting holes and the table mounting holes are uniformly arranged on the circumferences of different diameters at the same angle and at the same interval, and corresponding table mounting holes are arranged at positions close to each vertex angle of the polygon and the center of each edge.
The technical scheme of the invention has the following advantages:
1. according to the intelligent guide drilling downhole tool vibration test tool, when a vibration and impact simulation test is performed on a measured object through the vibration table, two ends of the measured object are stressed, and the vibration and impact force are supported by the base and effectively transmitted, so that data such as acceleration and the like of a vibration test design can be accurately obtained, the environmental adaptability and reliability of an instrument can be verified, and the problems of poor test effect and the like caused by severe shaking of two ends when the measured object is stressed only in the middle can be solved.
2. According to the intelligent guide drilling downhole tool vibration test tool, the tested object, namely the intelligent guide drilling downhole tool, is tightly fixed with the vibration table, and the simulated vibration effect during the vibration test is consistent with that during actual use, so that the phenomenon that the test effect is influenced due to the fact that the two ends of the tested object are shaken is avoided, and the vibration test effect is more real and effective.
3. The intelligent guide drilling downhole tool vibration test tool provided by the invention is compact and reasonable in structure, can be suitable for testing measured objects with different lengths, and can save the cost of the test tool.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
FIG. 1 is a perspective view of an intelligent pilot drill downhole tool vibration test tool provided by the present invention;
FIG. 2 is a perspective view of the base;
FIG. 3 is a perspective view of the fixture;
FIG. 4 is a perspective view of the connection plate;
FIG. 5 is a schematic view of a design structure of a gasket;
FIG. 6 is a schematic view of another design of a gasket;
12-a base; 13-a connecting plate; 14-the object to be tested; 15-main rib plate; 16-a connecting plate; 17-minor rib plate; 18-reinforcing ribs; 19-major minor rib plate; 20-mounting a clamping block; 21-lower clamping block; 22-a gasket; 23-base mounting holes; 24-a table mounting hole; 26-counterbores; 27-a threaded hole; 28-an upper gasket; 29-lower gasket; 30-incision;
111-a first fixture; 112-a second fixture; 191-vertical plates; 192-a cover plate; 201-upper half-round hole; 211-lower semicircular hole; 212-inclined plane.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The intelligent guide drilling downhole tool vibration test tool shown in figure 1 comprises: the base 12 comprises a bearing surface and a connecting surface opposite to the bearing surface, wherein the bearing surface is parallel to the connecting surface; the fixture comprises a first fixture 111 and a second fixture 112, and the first fixture 111 and the second fixture 112 are arranged on the bearing surface of the base 12 at intervals and are used for fixing two points of the object to be measured 14; the connector 13 is connected with the connecting surface of the base 12, and the connector 13 is used for connecting a vibrating table. The object 14 to be measured can be set as a slender shaft, the two ends of the object 14 to be measured are clamped and fixed on the bearing surface of the base 12 through the first fixture 111 and the second fixture 112, the base 12 can be set as a beam structure with variable cross sections formed by splicing and welding steel plates, the base 12 is connected and fixed with the vibration table through the connector 13, or the connecting surface of the base 12 and the vibration table can be directly connected and fixed, when a vibration and impact simulation test is performed on the object 14 to be measured through the vibration table, the two ends of the object 14 to be measured are stressed, and are supported by the base 12 and effectively transmit vibration and impact force, so that data such as acceleration and the like of a vibration test design can be accurately obtained, the environmental adaptability and reliability of the instrument can be verified, and the problems of poor test effect and the like caused by violent shaking of the two ends when the object 14 to be measured is stressed only in the middle can be solved.
A contraction part is formed between the bearing surface and the connecting surface, and the cross sectional area of the contraction part is gradually reduced from the bearing surface to the connecting surface. The smallest cross section of the constriction is equal to the connecting surface. The base 12 includes a circumferential surface connecting the bearing surface and the connecting surface, and the circumferential surface includes at least two opposite inclined surfaces, so that the contracting portion is formed between the bearing surface and the connecting surface. The orthographic projection of the connecting surface on the bearing surface is positioned in the center of the bearing surface. The center line of the bearing surface is collinear with the center line of the connecting surface. The top surface of the base 12 forms a bearing surface and the bottom surface of the base forms a joint surface. The inclined plane is inclined gradually from top to bottom along the length direction of the base 12 to be close to the connecting surface, the weight of the base 12 is reduced due to the design of the inclined plane, the cost is saved, and vibration and impact force can be transmitted from the middle to the two sides from bottom to top, so that the whole structure is reasonable and reliable in design.
The circumferential surface of the base comprises a first side surface and a second side surface which are opposite, and the first side surface and the second side surface are vertical to the bearing surface and the connecting surface. The two opposite inclined surfaces are connected with the first side surface and the second side surface, and the portions limited by the first side surface, the second side surface and the two inclined surfaces form a contraction portion. The peripheral surface of the base further comprises two opposite rectangular end surfaces connected with the first side surface and the second side surface, and four sides of each rectangular end surface are respectively connected with the bearing surface, the first side surface, the second side surface and the inclined surface. The rectangular end face is vertical to the first side face, the second side face and the bearing face.
As shown in fig. 2, in order to ensure that the base 12 can reliably support the object to be measured 14 and effectively transmit vibration and impact force, it is preferable that the base 12 includes: the bearing surface comprises at least two main rib plates 15, wherein the at least two main rib plates 15 are arranged in parallel side by side, the plate surface of each main rib plate 15 comprises a first edge and a second edge which are parallel, the first edge is longer than the second edge, the end surface where the first edge is located forms the bearing surface, and the end surface where the second edge is located forms the connecting surface; the connecting piece is arranged between two adjacent main rib plates 15 and is connected with the two adjacent main rib plates 15. The main rib plate 15 can be set into three or two parallel plates in front and back, and the preferred embodiment of the invention is that the main rib plate 15 is set into three parallel plates in front, middle and back, and the middle is welded by a plurality of connecting pieces to form a whole, thus improving the strength and shock resistance of the whole base 12, and having the characteristics of strong shock resistance, light weight and low cost.
The outer side surfaces of two main rib plates 15 positioned at the outermost side form a first side surface and a second side surface of the base respectively.
The connecting piece comprises connecting plates 16 and major rib plates 19, the major rib plates 19 are arranged in the middle between two adjacent major rib plates 15, the connecting plates 16 are arranged on two sides of the major rib plates 19, and the connecting plates 16 are uniformly arranged along the length direction of the major rib plates 15 at intervals.
The major rib plate 19 comprises at least two upright plates 191 and a cover plate 192, the at least two upright plates 191 are parallel side by side and are uniformly arranged at intervals, two ends of each upright plate 191 are connected with the cover plate 192, each upright plate 191 is connected with two adjacent main rib plates 15, and the surface of the cover plate 192 is flush with the bearing surface or the connecting surface of the base 12. The side surface of the cover plate 192 can be connected with two adjacent main rib plates 15, and the cover plate 192 can be provided with a threaded hole which penetrates up and down so as to be convenient for being connected with the connector 13; the cover plate 192 may be hollowed out without threaded holes.
The outer side surfaces of two main rib plates 15 located on the outermost side are provided with a plurality of small auxiliary rib plates 17, the small auxiliary rib plates 17 are arranged in the middle of the main rib plates 15, the small auxiliary rib plates 17 are perpendicular to the main rib plates 15, the small auxiliary rib plates 17 are evenly arranged along the length direction of the main rib plates 15 at intervals, reinforcing ribs 18 are arranged between every two adjacent small auxiliary rib plates 17, and two ends of each reinforcing rib 18 are connected with the inner side surfaces of every two adjacent small auxiliary rib plates 17.
The middle part of the bottom side of the base 12 is connected with the vibration table, so that the vibration table is easy to be subjected to strong vibration and impact force, and the rigidity and the stability of the whole structure of the base 12 are improved by arranging the small auxiliary rib plates 17, the reinforcing ribs 18 and the large auxiliary rib plates 19.
The main rib plate, the small auxiliary rib plate, the large auxiliary rib plate, the connecting plate and the reinforcing ribs of the base 12 can be made of magnesium alloy (AZ31B40) materials, and the materials have the characteristics of low density, high specific strength, high specific elastic modulus, good heat dissipation, good shock absorption and strong impact load bearing capacity. All parts can be fully welded at the splicing position, so that the welding is firm, reliable and free of defects; and chamfering treatment is carried out on the welding position to increase the welding strength; after welding, the weld craters are polished, aging treatment is carried out, internal stress is eliminated, and the integral using effect is better; the whole welded body is processed by a planer type boring and milling machine, so that the processing precision and the surface roughness of the whole surface are ensured; the threaded bushing can be made of hot rolled round steel 06Cr19Ni 10.
As shown in fig. 3, the first fixture 111 includes an upper clamping block 20 and a lower clamping block 21, the upper clamping block 20 is provided with an upper semicircular hole 201, the lower clamping block 21 is provided with a lower semicircular hole 211, the upper semicircular hole 201 and the lower semicircular hole 211 are symmetrically arranged, the upper semicircular hole and the lower semicircular hole are matched with the object to be measured 14, and the upper clamping block 20 and the lower clamping block 21 are connected through screws to clamp the object to be measured 14. Similarly, the second fixture 112 has the same features as the first fixture 111, and is not described herein; in the embodiment of the invention, the screw is preferably a socket head cap screw, and the vertex angle of the upper clamping block 20 can be chamfered into an acute angle; the upper and lower blocks 20, 21 are designed to allow for easy and convenient installation and removal of the object 14 during vibration testing.
In order to ensure the seamless connection between the measured object and the clamp and protect the measured object from being worn during the test, the preferred scheme is that the clamp further comprises a gasket 22, the outer diameter of the gasket 22 is matched with the upper semicircular hole 201 and the lower semicircular hole 211, and the inner diameter of the gasket 22 is matched with the measured object 14. The washer 22 can be sleeved on the object to be measured 14, the washer 22 is placed in the fixture, the screw is tightened, the washer 22 is clamped, and the washer 22 is deformed under force so as to clamp the object to be measured 14.
As shown in fig. 5, the gasket 22 includes an upper gasket 28 and a lower gasket 29, the upper gasket 28 and the lower gasket 29 are arranged in pairs, the upper gasket 28 and the lower gasket 29 are respectively matched with the upper semicircular hole 201 and the lower semicircular hole 211, the outer diameter of the gasket 22 is conical, the first fixture 111 and the second fixture 112 are arranged on the bearing surface of the base 12 at an interval, and the large ends of the gasket 22 are opposite. The upper semicircular hole 201 and the lower semicircular hole 211 can be set to be paired semicircular taper holes, the outer diameter of the gasket 22 is set to be conical, the gasket 22 is matched with the semicircular taper holes, the gasket 22 can be made of alloy steel with high elastic coefficient, when the upper clamping block 20 and the lower clamping block 21 are connected into a whole through screwing of screws, the gasket 22 deforms under stress to clamp the measured object 14, the gasket 22 is set to be a circular table, the large ends of the two gaskets 22 at the left end and the right end are oppositely installed, axial movement can be prevented from being generated during vibration tests, axial displacement of the measured object 14 is caused, and accordingly instability of the tests is caused.
As shown in fig. 6, one side of the washer 22 is provided with a notch 30, and the notch 30 is arranged along the axis of the washer 22; the top end of the arc of the upper clamping block 20, which is far away from the upper semicircular hole, is provided with a threaded hole, the threaded hole penetrates up and down and is communicated with the arc of the upper semicircular hole, a matched screw is arranged in the threaded hole, and the screw is used for abutting against the outer diameter of the gasket 22. In another embodiment of the present invention, one side of the washer 22 may be cut along the axis to form an axial slit 30, when in use, the washer 22 is sleeved on the object to be tested 14, and moves along the axial direction of the object to be tested 14, after the position is adjusted, the washer 22 is placed in the center of the upper clamping block 20 and the lower clamping block 21, and then the upper clamping block 20 and the lower clamping block 21 are connected into a whole by screwing down the screw, the washer 22 is deformed under force to clamp the object to be tested 14, and the screw may be screwed down on the top surface of the upper clamping block 20 to press and lock the washer 22, so that axial movement generated during vibration test can be prevented, which causes axial displacement of the object to be tested 14, and thus causes instability of the test.
As shown in fig. 4, the connector 13 is provided with a plurality of base mounting holes 23 and a plurality of table mounting holes 24, the base mounting holes 23 and the table mounting holes 24 are both set to be counter bores penetrating from top to bottom, the base mounting holes 23 and the table mounting holes 24 are set to be distributed in a concentric circle, the base mounting holes 23 and the table mounting holes 24 are evenly distributed at intervals, and the base mounting holes 23 and the table mounting holes 24 are staggered with each other.
The connector 13 is polygonal, the base mounting holes 23 and the table mounting holes 24 are arranged on the circumferences of different diameters at the same angle and at uniform intervals, and the table mounting holes 24 corresponding to each vertex angle and the center of each edge of the polygon are arranged at positions close to each vertex angle and each edge.
The connecting surface of the base 12 can be circumferentially distributed with threaded holes corresponding to the positions of the base mounting holes 23, and the connector 13 can be fixedly connected to the bottom surface of the base 12 by adopting hexagon socket head cap screws; the diameter of the circumferential distribution of the table-board mounting holes 24 can be set larger than the diameter of the circumferential distribution of the base mounting holes 23, so that the socket head cap screws can be screwed down conveniently when the connector 13 is fixedly connected to the vibration table.
The base mounting hole 23 and the table mounting hole 24 of the connector 13 are both provided with counter bores which penetrate through from top to bottom, and the large holes of the mounting nuts of the base mounting hole 23 and the table mounting hole 24 are arranged on the upper surface and the lower surface of the connector 13, so that the connector 13 can be mounted on a vibration table by screws, the base 12 is hung on the connector 13, and finally the screws are screwed up from bottom to top, thereby fixing the base 12 on the connector 13.
It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications therefrom are within the scope of the invention.
Claims (10)
1. The utility model provides an intelligence is led instrument vibration test frock in pit which characterized in that includes:
the base (12) comprises a bearing surface and a connecting surface opposite to the bearing surface, and the bearing surface is parallel to the connecting surface;
the fixture comprises a first fixture (111) and a second fixture (112), and the first fixture (111) and the second fixture (112) are arranged on the bearing surface of the base (12) at intervals and are used for fixing two points of a measured object (14);
the connector (13) is connected with the connecting surface of the base (12), and the connector (13) is used for connecting a vibrating table; wherein the content of the first and second substances,
the base (12) further comprises a circumferential surface for connecting the bearing surface and the connecting surface, the circumferential surface at least comprises two opposite inclined surfaces so as to form a contraction part between the bearing surface and the connecting surface, and the cross-sectional area of the contraction part is gradually reduced from the bearing surface to the connecting surface;
the bearing surface comprises at least two main rib plates (15), wherein the at least two main rib plates (15) are arranged in parallel side by side, the plate surface of each main rib plate (15) comprises a first side and a second side which are parallel, the first side is longer than the second side, the end surface where the first side is located forms the bearing surface, and the end surface where the second side is located forms the connecting surface;
the connecting piece is arranged between two adjacent main rib plates (15) and is connected with the two adjacent main rib plates (15);
the connecting piece comprises connecting plates (16) and major-minor rib plates (19), the major-minor rib plates (19) are arranged in the middle between two adjacent major rib plates (15), the connecting plates (16) are arranged on two sides of the major-minor rib plates (19), and the connecting plates (16) are uniformly arranged along the length direction of the major rib plates (15) at intervals.
2. The tool vibration test tool according to claim 1, wherein the major rib plate (19) comprises at least two vertical plates (191) and a cover plate (192), the at least two vertical plates (191) are arranged in parallel side by side and are evenly spaced, two ends of each vertical plate (191) are connected with the cover plate (192), each vertical plate is connected with two adjacent main rib plates (15), and the surface of the cover plate (192) is flush with the bearing surface or the connecting surface of the base (12).
3. The tool vibration test tool according to claim 1, characterized in that a plurality of small auxiliary rib plates (17) are arranged on the outer side surfaces of two main rib plates (15) located on the outermost side, the small auxiliary rib plates (17) are arranged in the middle of the main rib plates (15), the small auxiliary rib plates (17) are perpendicular to the main rib plates (15), the small auxiliary rib plates (17) are evenly arranged along the length direction of the main rib plates (15) at intervals, a reinforcing rib (18) is arranged between every two adjacent small auxiliary rib plates (17), and the two ends of the reinforcing rib (18) are connected with the inner side surfaces of every two adjacent small auxiliary rib plates (17).
4. The tool for the intelligent guide drilling downhole tool vibration test according to claim 1, wherein the first fixture (111) comprises an upper clamping block (20) and a lower clamping block (21), the upper clamping block (20) is provided with an upper semicircular hole (201), the lower clamping block (21) is provided with a lower semicircular hole (211), the upper semicircular hole (201) and the lower semicircular hole (211) are symmetrically arranged, the upper semicircular hole and the lower semicircular hole are matched with a measured object (14), and the upper clamping block (20) and the lower clamping block (21) clamp the measured object (14) through screw connection.
5. The tool for the vibration test of the intelligent pilot drilling downhole tool according to claim 4, wherein inclined planes (212) are arranged on two side faces of a semicircular arc of a lower semicircular hole (211) of the lower clamping block (21), the inclined planes (212) gradually incline from top to bottom and from the position close to the lower semicircular hole (211) to the outside, and a counter bore (26) penetrating through the inclined planes (212) from top to bottom is formed in the inclined planes (212);
the bearing surface of the main rib plate (15) is provided with a plurality of threaded holes (27), the threaded holes (27) are uniformly arranged along the length direction of the main rib plate (15) at intervals, and screws sequentially penetrate through counter bores (26) from top to bottom and are screwed into the threaded holes (27).
6. The tool for the vibration test of the intelligent pilot drilling downhole tool according to claim 4, wherein the tool further comprises a gasket (22), the outer diameter of the gasket (22) is matched with the upper semicircular hole (201) and the lower semicircular hole (211), and the inner diameter of the gasket (22) is matched with the object to be tested (14).
7. The tool for the vibration test of the intelligent guide drilling downhole tool is characterized in that the gasket (22) comprises an upper gasket (28) and a lower gasket (29), the upper gasket (28) and the lower gasket (29) are arranged in pairs, the upper gasket (28) and the lower gasket (29) are respectively matched with the upper semicircular hole (201) and the lower semicircular hole (211), the outer diameter of the gasket (22) is conical, the first fixture (111) and the second fixture (112) are arranged on the bearing surface of the base (12) at intervals, and the large ends of the gasket (22) are opposite.
8. The tool for testing the vibration of the intelligent guide drilling downhole tool according to claim 6, wherein one side of the gasket (22) is provided with a notch (30), and the notch (30) is arranged along the axis of the gasket (22);
the top end of the arc of the upper clamping block (20) far away from the upper semicircular hole is provided with a threaded hole, the threaded hole penetrates through the upper part and the lower part and is communicated with the arc of the upper semicircular hole, a matched screw is arranged in the threaded hole, and the screw is used for abutting against the outer diameter of the gasket (22).
9. The tool for the intelligent guide drilling downhole tool vibration test according to claim 1, wherein a plurality of base mounting holes (23) and table mounting holes (24) are formed in the connector (13), the base mounting holes (23) and the table mounting holes (24) are counter bores penetrating up and down, the base mounting holes (23) and the table mounting holes (24) are circumferentially distributed in a concentric manner, the base mounting holes (23) and the table mounting holes (24) are uniformly distributed at intervals, and the base mounting holes (23) and the table mounting holes (24) are staggered with each other.
10. The tool for the vibration test of the intelligent guide drilling downhole tool according to claim 9, wherein the connector (13) is polygonal, the base mounting holes (23) and the table mounting holes (24) are arranged on the circumferences of different diameters at the same angle and at uniform intervals, and the table mounting holes (24) are correspondingly arranged at the positions close to each vertex angle and the center of each edge of the polygon.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011357044.1A CN112611531B (en) | 2020-11-27 | 2020-11-27 | Intelligent guide drilling downhole tool vibration test tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
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| CN112611531A (en) | 2021-04-06 |
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