Axial shock absorber suitable for measurement while drilling instrument
Technical Field
The utility model belongs to the technical field of measurement while drilling appearance, concretely relates to axial shock absorber suitable for measurement while drilling appearance.
Background
In order to protect an oil and gas reservoir to the maximum extent in the drilling process, a well track monitoring technology and equipment are needed, currently, the commonly adopted monitoring technology is that a measurement while drilling instrument is arranged in a drilling tool close to a drill bit, then measured data are transmitted to an electromagnetic wave transmitting probe through a plurality of sections of cables, and then wireless electromagnetic wave signals are transmitted to the ground; therefore, it is necessary to provide a safe and reliable axial shock absorber suitable for a measurement while drilling instrument, which has a simple structure and effectively reduces vibration and impact force.
Disclosure of Invention
The utility model aims at overcoming the not enough of prior art, and provide a simple structure, effectively reduce vibrations and impact force, safe and reliable's an axial bumper shock absorber suitable for along with boring measuring apparatu.
The purpose of the utility model is realized like this: the utility model provides an axial bumper shock absorber suitable for survey while drilling appearance, it includes bumper shock absorber body, first connecting pipe and second connecting pipe, the bumper shock absorber body left and right sides be provided with first connecting pipe and second connecting pipe respectively, first connecting pipe left side be provided with first joint, second connecting pipe right side be provided with the second and connect, bumper shock absorber body outside be provided with elasticity shock attenuation sand grip, bumper shock absorber body inside be provided with first shock attenuation filler, first shock attenuation filler inside be provided with the cushion chamber, the inside inner part of cushion chamber be provided with the inner chamber, the inside left and right sides of cushion chamber all be provided with the second shock attenuation filler, the inside left and right sides of inner chamber all be provided with the damper plate, damper plate geometric center and periphery apex department all be provided with the damping spring pole, damper plate periphery apex department the damping spring pole of damper plate periphery apex department and the damping spring pole of damper plate geometric center department between two liang of all Be provided with the stabilizer bar, the shock attenuation board outside all be provided with the connecting rod, the inside middle part of connecting rod be provided with the fixing base, the fixing base outer circumference evenly be provided with six balancing poles.
One end of the first connecting pipe is fixedly connected with the first connector, the other end of the first connecting pipe is fixedly connected with the corresponding connecting rod, one end of the second connecting pipe is fixedly connected with the second connector, and the other end of the second connecting pipe is fixedly connected with the corresponding connecting rod.
The shock absorber body is of a structure similar to a shape like a Chinese character '8'.
The first joint is a buckle type joint structure, and the second joint is a thread type joint structure.
The elastic shock absorption raised lines are of spiral structures.
The first shock absorption filler is made of resin and inorganic viscoelastic rubber materials, and the second shock absorption filler is made of 3000-mesh viscoelastic silicate rubber materials.
The damping plate is of a regular hexagon structure.
The balance rods and the damping spring rods at the top points of the peripheries of the damping plates are arranged at equal intervals.
The utility model has the advantages that: the utility model relates to an axial shock absorber for measurement while drilling instrument, in use, a first connecting pipe is connected with a superior drill pipe through a first joint of a buckle type joint structure, a second connecting pipe is connected with a subordinate drill pipe through a second joint of a thread type joint structure, when drilling work is carried out, the spiral elastic shock absorption convex strip outside the shock absorber body can greatly reduce the shock, the shock absorber body is protected, the work safety and reliability of the shock absorber body are ensured, the shock absorption plate and the shock absorption spring rod can effectively weaken the impact force from the connecting rod, the shock absorption plate is of a regular hexagon structure, the whole structure is more stable, the balancing rod can prevent the connecting rod from inclining and damaging the shock absorber body, the first shock absorption filler and the second shock absorption filler absorb most of the shock and the impact force, because a shock absorption buffer cavity is arranged between the first shock absorption filler and the second shock absorption filler, when axial vibration occurs, the vibration force cannot be directly transmitted to the damper body, so that the vibration from the axial direction can be greatly reduced, and the stability and the safety of drilling operation are ensured; the utility model has the advantages of simple structure, effectively reduced vibration and impact force, safety and reliability.
Drawings
Fig. 1 is a first front view of the axial shock absorber of the present invention, which is suitable for the measurement while drilling instrument.
Fig. 2 is a front view diagram of the axial shock absorber suitable for the measurement while drilling instrument of the present invention.
Fig. 3 is the utility model relates to a shock absorber body's schematic structure view suitable for along with boring measuring apparatu's axial shock absorber.
Fig. 4 is the utility model relates to an internal structure schematic diagram of bumper shock absorber body suitable for along with boring measuring apparatu's axial bumper shock absorber.
Fig. 5 is a right side view diagram of the damper body of the axial damper suitable for the measurement while drilling instrument of the present invention.
Fig. 6 is a right side view diagram two of the damper body of the axial damper suitable for the measurement while drilling instrument of the present invention.
Fig. 7 is a right side view of the damper body of the axial damper for the measurement while drilling apparatus according to the present invention (for clarity, the connecting rod, the fixing base, and the balance bar are not shown in the figure).
In the figure: 1. the shock absorber comprises a shock absorber body 2, a first connecting pipe 3, a first joint 4, a second connecting pipe 5, a second joint 6, an elastic shock absorption convex strip 7, a first shock absorption filler 8, a shock absorption buffer cavity 9, an inner cavity 10, a second shock absorption filler 11, a shock absorption spring rod 12, a shock absorption plate 13, a connecting rod 14, a fixed seat 15, a balance rod 16 and a stabilizer rod.
Detailed Description
The present invention will be further described with reference to the accompanying drawings.
Example 1
As shown in fig. 1-7, an axial shock absorber suitable for a measurement while drilling instrument comprises a shock absorber body 1, a first connecting pipe 2 and a second connecting pipe 4, wherein the left side and the right side of the shock absorber body 1 are respectively provided with the first connecting pipe 2 and the second connecting pipe 4, the left side of the first connecting pipe 2 is provided with a first joint 3, the right side of the second connecting pipe 4 is provided with a second joint 5, the outer part of the shock absorber body 1 is provided with an elastic shock absorption convex strip 6, the inner part of the shock absorber body 1 is provided with a first shock absorption filler 7, the inner part of the first shock absorption filler 7 is provided with a shock absorption buffer cavity 8, the middle part of the inner part of the shock absorption buffer cavity 8 is provided with an inner cavity 9, the left side and the right side of the shock absorption buffer cavity 8 are both provided with a second shock absorption filler 10, the left side and the right side of the inner cavity 9 are both provided with shock absorption plates 12, damping plate 12 geometric center and periphery apex department all be provided with damping spring pole 11, damping spring pole 11 of damping plate 12 periphery apex department and damping spring pole 11 of damping plate 12 geometric center department all be provided with stabilizer bar 16 between two liang, damping plate 12 outside all be provided with connecting rod 13, the inside middle part of connecting rod 13 be provided with fixing base 14, fixing base 14 outer circumference evenly be provided with six balancing poles 15.
The utility model relates to an axial shock absorber for measurement while drilling instrument, in use, a first connecting pipe 2 is connected with a higher level drill pipe through a first joint 3 of a buckle type joint structure, a second connecting pipe 4 is connected with a lower level drill pipe through a second joint 5 of a thread type joint structure, when drilling work is carried out, a spiral elastic shock absorption convex strip 6 outside the shock absorber body 1 can greatly reduce shock, the shock absorber body 1 is protected, the safe and reliable operation of the shock absorber body 1 is ensured, a shock absorption plate 12 and a shock absorption spring rod 11 can effectively weaken the impact force from a connecting rod 13, the shock absorption plate 12 is in a regular hexagon structure, the whole structure is more stable, a balance rod 15 can prevent the connecting rod 13 from inclining, the shock absorber body 1 is damaged, the first shock absorption filler 7 and the second shock absorption filler 10 absorb most of shock and impact force, because a shock absorption buffer cavity 8 is arranged between the first shock absorption filler 7 and the second shock absorption filler 10, when axial vibration occurs, vibration force cannot be directly transmitted to the shock absorber body 1, so that vibration from the axial direction can be greatly reduced, and the stability and safety of drilling operation are ensured; the utility model has the advantages of simple structure, effectively reduced vibration and impact force, safety and reliability.
Example 2
As shown in fig. 1-7, an axial shock absorber suitable for a measurement while drilling instrument comprises a shock absorber body 1, a first connecting pipe 2 and a second connecting pipe 4, wherein the left side and the right side of the shock absorber body 1 are respectively provided with the first connecting pipe 2 and the second connecting pipe 4, the left side of the first connecting pipe 2 is provided with a first joint 3, the right side of the second connecting pipe 4 is provided with a second joint 5, the outer part of the shock absorber body 1 is provided with an elastic shock absorption convex strip 6, the inner part of the shock absorber body 1 is provided with a first shock absorption filler 7, the inner part of the first shock absorption filler 7 is provided with a shock absorption buffer cavity 8, the middle part of the inner part of the shock absorption buffer cavity 8 is provided with an inner cavity 9, the left side and the right side of the shock absorption buffer cavity 8 are both provided with a second shock absorption filler 10, the left side and the right side of the inner cavity 9 are both provided with shock absorption plates 12, damping plate 12 geometric center and periphery apex department all be provided with damping spring pole 11, damping spring pole 11 of damping plate 12 periphery apex department and damping spring pole 11 of damping plate 12 geometric center department all be provided with stabilizer bar 16 between two liang, damping plate 12 outside all be provided with connecting rod 13, the inside middle part of connecting rod 13 be provided with fixing base 14, fixing base 14 outer circumference evenly be provided with six balancing poles 15.
For better effect, one end of the first connecting pipe 2 is fixedly connected with the first joint 3, the other end is fixedly connected with the corresponding connecting rod 13, one end of the second connecting pipe 4 is fixedly connected with the second joint 5, and the other end is fixedly connected with the corresponding connecting rod 13.
For better effect, the shock absorber body 1 is of a structure similar to a 8 shape.
For better effect, the first joint 3 is a snap joint structure, and the second joint 5 is a screw joint structure.
For better effect, the elastic shock absorption convex strips 6 are of a spiral structure.
For better effect, the first shock absorption filler 7 adopts resin and inorganic viscoelastic rubber material, and the second shock absorption filler 10 adopts 3000-mesh viscoelastic silicate rubber material.
For better effect, the damping plate 12 has a regular hexagonal structure.
For better effect, the balance bar 15 is evenly spaced from the damping spring bar 11 at the top of the outer circumference of the damping plate 12.
The utility model relates to an axial shock absorber for measurement while drilling instrument, in use, a first connecting pipe 2 is connected with a higher level drill pipe through a first joint 3 of a buckle type joint structure, a second connecting pipe 4 is connected with a lower level drill pipe through a second joint 5 of a thread type joint structure, when drilling work is carried out, a spiral elastic shock absorption convex strip 6 outside the shock absorber body 1 can greatly reduce shock, the shock absorber body 1 is protected, the safe and reliable operation of the shock absorber body 1 is ensured, a shock absorption plate 12 and a shock absorption spring rod 11 can effectively weaken the impact force from a connecting rod 13, the shock absorption plate 12 is in a regular hexagon structure, the whole structure is more stable, a balance rod 15 can prevent the connecting rod 13 from inclining, the shock absorber body 1 is damaged, the first shock absorption filler 7 and the second shock absorption filler 10 absorb most of shock and impact force, because a shock absorption buffer cavity 8 is arranged between the first shock absorption filler 7 and the second shock absorption filler 10, when axial vibration occurs, vibration force cannot be directly transmitted to the shock absorber body 1, so that vibration from the axial direction can be greatly reduced, and the stability and safety of drilling operation are ensured; the utility model has the advantages of simple structure, effectively reduced vibration and impact force, safety and reliability.