CN114278255A

CN114278255A - Turbine power generation type logging-while-drilling device

Info

Publication number: CN114278255A
Application number: CN202210062852.8A
Authority: CN
Inventors: 徐伦聚
Original assignee: Dongying Vocational College
Current assignee: Dongying Vocational College
Priority date: 2022-01-20
Filing date: 2022-01-20
Publication date: 2022-04-05

Abstract

The invention relates to the technical field of petroleum logging, in particular to a turbine power generation type logging-while-drilling device. The technical problem to be solved is as follows: when the electric quantity in the storage battery is used up, the drill bit needs to be lifted, and a new storage battery needs to be replaced, so that the whole drilling period is prolonged, and the drilling cost is increased. The technical scheme of the invention is as follows: a turbine power generation type logging-while-drilling device comprises a shell, a rotating bearing, a rotating shaft, a buffering mechanism and a reversing mechanism, wherein the rotating bearing is fixedly connected to the upper portion of the inner side face of the shell, the rotating shaft is connected to the inner side face of the rotating bearing in a sliding mode, the buffering mechanism is arranged on the outer side face of the lower portion of the rotating shaft, and the reversing mechanism is arranged on the upper portion of the inner side face of the shell. The invention avoids the inner magnetic coupling sleeve from contacting with the shell to reduce the conversion efficiency of electric energy by arranging the buffer mechanism, avoids the turbofan from working normally by arranging the reverse mechanism, and simultaneously avoids the storage battery from being damaged due to the reverse connection of the positive and negative poles.

Description

Turbine power generation type logging-while-drilling device

Technical Field

The invention relates to the technical field of petroleum logging, in particular to a turbine power generation type logging-while-drilling device.

Background

The technical key of logging while drilling is signal transmission, the geology in a well is measured by the logging while drilling instrument, the measured data is transmitted into a receiving device on the ground, the drilling route of a drill bit is further changed by the judgment of a technician, the drilling direction of the drill bit is changed by the data measured by the logging while drilling instrument, the reserve exploitation in the largest range is completed by the fewest well positions, the shortest drilling period can be realized by the fewest drilling times, and the development cost is reduced.

In order to ensure the normal work of the logging-while-drilling instrument, the logging-while-drilling instrument is powered through the cable, the drilling depth is limited due to the fact that the length of the cable is fixed, when the storage battery is used for supplying power to the logging-while-drilling instrument, the electric quantity of the storage battery is limited, the logging-while-drilling instrument cannot be powered for a long time, when the electric quantity in the storage battery is used up, a drill bit needs to be lifted, a new storage battery is replaced, the whole drilling period is prolonged, and the drilling cost is improved.

Therefore, the turbine power generation type logging-while-drilling device is designed aiming at the defects of the prior art.

Disclosure of Invention

In order to overcome the defects that the whole drilling period is prolonged and the drilling cost is improved because the drill bit needs to be lifted and a new storage battery needs to be replaced after the electric quantity in the storage battery is used up, the electric capacity of the storage battery is constant, and the technical problem to be solved is that: a turbine power generation type logging-while-drilling device is provided.

The technical scheme of the invention is as follows: a turbine power generation type well logging device while drilling comprises a shell, a monitoring device, a first sealing bearing, a second sealing bearing, a rotating sleeve, a turbofan, an outer magnetic coupling sleeve, a rotating bearing, a rotating shaft, a buffer mechanism, an inner magnetic coupling sleeve, a magnetic disk, a first fixed block, a power generation coil, a copper column, a storage battery, a reverse mechanism, a supporting mechanism and an anti-blocking mechanism, wherein the first sealing bearing is fixedly connected to the upper portion of the outer side face of the shell, the second sealing bearing is positioned below the first sealing bearing, the rotating sleeve is fixedly connected between the first sealing bearing and the second sealing bearing, the turbofan is fixedly connected to the lower portion of the outer side face of the rotating sleeve, the outer magnetic coupling sleeve is fixedly connected to the inner side face of the rotating bearing, the rotating bearing is fixedly connected to the upper portion of the inner side face of the shell, the rotating shaft is connected to the inner side face of the rotating bearing in a sliding mode, and the buffer mechanism is arranged on the outer side face of the lower portion of the rotating shaft, the outer side surface of the rotating shaft is fixedly connected with an inner magnetic coupling sleeve, the outer magnetic coupling sleeve is in magnetic force fit with the inner magnetic coupling sleeve, the lower end of the rotating shaft is fixedly connected with a magnetic disk, the four first fixing blocks are arranged, the four first fixing blocks are fixedly connected to the lower portion of the inner side surface of the shell at equal intervals, a power generation coil is fixedly connected between the inner side surfaces of the four first fixing blocks, a gap exists between the power generation coil and the lower side surface of the magnetic disk, the front portion and the rear portion of the lower side surface of the power generation coil are respectively fixedly connected with a copper column, a storage battery is arranged below the power generation coil, the upper side surface of the storage battery is provided with a control module, the control module on the storage battery is connected with a control terminal network on the ground, the copper column is matched with a charging blind hole formed in the upper side surface of the storage battery, the monitoring device is arranged on the lower portion of the inner side surface of the shell, the reversing mechanism is arranged on the upper portion of the inner side surface of the rotating shaft, the supporting mechanism is arranged on the upper portion of the outer side surface of the shell, and the upper portion of the turbofan, the anti-blocking mechanism is arranged at the lower part of the outer side surface of the shell and is arranged below the turbofan.

Furthermore, the reversing mechanism comprises a second fixed block, a self-locking motor, a reversing component, first electric push rods, a fixed disc and first springs, wherein four second fixed blocks are arranged, the four second fixed blocks are fixedly connected to the upper part of the inner side surface of the shell at equal intervals, the self-locking motor is fixedly connected between the four second fixed blocks, an output shaft of the self-locking motor is in spline arrangement, the self-locking motor is connected with a storage battery circuit, the self-locking motor is electrically connected with a control module on the storage battery, the reversing component is fixedly connected to the upper end of the rotating shaft, the output shaft of the self-locking motor is fixedly connected with the reversing component, two first electric push rods are arranged, the two first electric push rods are respectively and fixedly connected to the front side and the rear side of the lower part of the inner surface of the shell, the lower ends of telescopic rods of the two first electric push rods are fixedly connected with the upper side surface of the storage battery, the two first electric push rods are respectively and electrically connected with the control module on the storage battery, the fixed disk is fixedly connected to the lower portion of the inner side face of the shell, the fixed disk is located below the storage battery, a first spring is fixedly connected between the fixed disk and the storage battery, the turbofan is made to rotate reversely through the rotating assembly, the fact that the turbofan cannot work normally is avoided, the storage battery is pushed to move downwards through the first electric push rod, the storage battery is made to be far away from the copper column, and damage to the storage battery due to reverse connection of the positive electrode and the negative electrode is avoided.

Further, the reversal subassembly is including fixed round shell, the dog, center turning block, square board, the rotor plate, the connecting axle, torsional spring and baffle, fixed round shell rigid coupling in the upper end of pivot, fixed round shell medial surface has a plurality of dog along its equidistant rigid coupling of circumference, center turning block rotates to be connected in fixed round shell medial surface lower part, equidistant rigid coupling of center turning block lateral surface circumference has a plurality of square board, square board's outer end rotates through the connecting axle and is connected with the rotor plate, connecting axle outside face ring cover has the torsional spring, the both ends of torsional spring rigid coupling respectively in connecting axle and rotor plate, square board's right flank rigid coupling has the baffle, center turning block and self-locking motor's output shaft splined connection.

Furthermore, the buffer mechanism comprises a first fixing ring, a third fixing block, slide bars, a second spring, an arc block, a fixed bearing and a third spring, wherein two first fixing rings are arranged, the two first fixing rings are arranged at the lower part of the outer side surface of the rotating shaft, the two first fixing rings are arranged at the lower side of the inner magnetic coupling sleeve, the two first fixing rings are arranged in an up-and-down symmetrical manner, the outer side surfaces of the two first fixing rings are respectively fixedly connected with four third fixing blocks at equal intervals, the first fixing ring at the upper side is connected with the lower part of the inner side surface of the shell in a sliding manner through the third fixing block, the first fixing ring at the lower side is fixedly connected with the lower part of the inner side surface of the shell through the third fixing block, the inner side surfaces of the two first fixing rings are respectively connected with four slide bars at equal intervals in a sliding manner, the outer side surfaces of the four slide bars are respectively sleeved with the second spring in a looping manner, the inner ends of the four slide bars are respectively fixedly connected with the arc block, and two ends of the second spring are respectively fixedly connected with the first fixing ring and the arc block, the fixed bearing is fixedly connected between the inner side surfaces of the four arc-shaped blocks, the two fixed bearings are respectively sleeved on the lower portion of the rotating shaft in a sleeved mode, the fixed bearing on the upper side is connected with the rotating shaft in a rotating mode, the fixed bearing on the lower side is connected with the rotating shaft in a sliding mode, the third spring is connected between the two first fixed rings, and the inner magnetic coupling sleeve is prevented from contacting with the shell to reduce the conversion efficiency of electric energy through the cooperation of the second spring and the third spring.

Further, the supporting mechanism is including first fixed cover, branch, the solid fixed ring of second and rotation wheel, first fixed cover rigid coupling is on the lateral surface upper portion of shell, first fixed cover is located the top of turbofan, be equipped with five branch poles altogether, five equidistant rigid couplings of branch are in the outside lower part of first fixed cover, the rigid coupling has the solid fixed ring of second between the outer end of five branch poles, it is connected with the rotation wheel to rotate between the solid fixed ring of adjacent second, support the wall of a well through rotating the wheel, avoid the turbofan and the wall of a well contact to cause the harm to cause, can not make this device carry out the electric energy conversion, lead to mud can not normally discharge when serious, make drilling work normally go on, reduce drilling speed.

Furthermore, the support rod is made of hard alloy, has high rigidity and is diamond-shaped.

Furthermore, the anti-blocking mechanism comprises a flow guide sleeve, a second fixed sleeve, a first sealing shell, a second electric push rod, a first rotating ring and a tooth socket, wherein the flow guide sleeve is fixedly connected to the lower part of the outer side surface of the shell, the flow guide sleeve is positioned below the turbofan, the second fixed sleeve is fixedly connected to the lower part of the outer side surface of the shell, the second fixed sleeve is positioned below the flow guide sleeve, the first sealing shell is respectively embedded in the left part and the right part of the second fixed sleeve, the second electric push rod is respectively and fixedly connected inside the two first sealing shells, the second electric push rod is connected with a storage battery line, the second electric push rod is electrically connected with a control module on the storage battery, the telescopic rods of the two second electric push rods respectively penetrate through the upper side surface of the first sealing shell, the telescopic rods of the second electric push rod are in sealing fit with the upper side surface of the first sealing shell, the first rotating ring is fixedly connected between the upper ends of the telescopic rods of the two second electric push rods, the upper side surface of the first rotating ring is rotatably connected with the tooth socket, tooth facing and water conservancy diversion cover cooperation, the mud piece impurity clean up of adhesion in the guiding gutter of water conservancy diversion cover avoids the guiding gutter of water conservancy diversion cover to be stained with a large amount of mud piece impurity, leads to the flux reduction of mud, reduces turbofan slew velocity, leads to the reduction of electric energy conversion efficiency.

Furthermore, a plurality of oblique diversion grooves are formed in the diversion sleeve along the circumferential direction of the outer side face, and the outer side face of the diversion sleeve is gradually reduced from the middle part to the upper side and the lower side.

Furthermore, the scrap iron removing mechanism comprises a second sealing shell, a third electric push rod, a second rotating ring and a sliding ring, wherein the two second sealing shells are arranged together, the two second sealing shells are respectively embedded in the left part and the right part of the outer side surface of the first fixing sleeve, the two second sealing shells are respectively and fixedly connected with the third electric push rod, the third electric push rod is connected with a circuit of a storage battery, the third electric push rod is electrically connected with a control module on the storage battery, telescopic rods of the two third electric push rods respectively penetrate through the lower sides of the second sealing shells, the telescopic rod of the third electric push rod is in sealing fit with the lower side surface of the second sealing shell, a second rotating ring is fixedly connected between the telescopic rods of the two third electric push rods, the lower side surface of the second rotating ring is rotatably connected with the sliding ring, the sliding ring is in contact fit with the outer side surface of the rotating sleeve, and iron scraps adsorbed on the outer side surface of the rotating sleeve are removed, the rotating efficiency of the turbofan is reduced when mud impacts due to the fact that the weight of the rotating sleeve becomes heavy.

The beneficial effects are that: the invention prevents the inner magnetic coupling sleeve from contacting with the shell to reduce the conversion efficiency of electric energy by arranging the buffer mechanism, simultaneously absorbs and buffers the shock by the second spring and the third spring, prevents the inner magnetic coupling sleeve from contacting with the shell to reduce the conversion efficiency of the electric energy by arranging the reversal mechanism, the self-locking motor is started to drive the outer magnetic coupling sleeve to rotate by the magnetic force of the inner magnetic coupling sleeve, the outer magnetic coupling sleeve rotates to drive the turbofan to rotate anticlockwise, then the detritus is separated from between the turbofan and the well wall, the failure of the turbofan in normal operation is avoided, the storage battery is driven to move downwards by the telescopic rod of the first electric push rod to keep away from the copper column, the problem that the storage battery is damaged due to the reversal connection of the positive pole and the negative pole and the monitoring device cannot operate is avoided by arranging the support mechanism, the damage caused by the contact of the turbofan and the well wall is avoided, the device cannot convert the electric energy, the mud cannot be normally discharged in serious cases, and the well drilling cannot be normally carried out, reduce the problem of well drilling speed, the direction of impact has been changed through setting up the water conservancy diversion cover messenger mud, the rotation efficiency of turbofan has been improved, through setting up anti-blocking mechanism, tooth facing upper portion cooperates with the guiding gutter of water conservancy diversion cover, tooth facing rotates along the guiding gutter direction this moment, the mud piece impurity of the adhesion in the guiding gutter of water conservancy diversion cover is cleared up, can be stained with a large amount of mud piece impurity in avoiding the guiding gutter of water conservancy diversion cover, the flux that leads to mud reduces, reduce turbofan slew velocity, lead to electric energy conversion efficiency to reduce, through setting up out iron fillings mechanism, the second swivel becket drives the slip ring rebound, the slip ring upwards slides along the lateral surface of swivel becket this moment, the adsorbed iron piece of lateral surface will be rotated and is got rid of, avoid rotating the cover weight and become heavy, the rotation efficiency of turbofan reduces when leading to mud to strike.

Drawings

Fig. 1 is a schematic perspective view of the present invention.

Fig. 2 is a schematic partial sectional perspective view of the present invention.

Fig. 3 is an enlarged schematic perspective view of the invention at a.

Fig. 4 is a partial perspective view of the first reversing mechanism of the present invention.

Fig. 5 is a partial perspective view of the first reversing component according to the present invention.

Fig. 6 is a partial perspective view of a second inversion assembly according to the present invention.

Fig. 7 is a partial perspective view of a second reversing mechanism according to the present invention.

Fig. 8 is a schematic perspective view of a buffer mechanism according to the present invention.

Fig. 9 is a schematic top perspective view of the buffering mechanism of the present invention.

Fig. 10 is a schematic perspective view of the supporting mechanism of the present invention.

Fig. 11 is a schematic perspective view of the anti-blocking mechanism of the present invention.

Fig. 12 is a schematic perspective view of the iron scrap removing mechanism of the present invention.

Fig. 13 is a partial perspective view of the iron scrap removing mechanism of the present invention.

In the reference symbols: 1-housing, 2-first sealed bearing, 3-second sealed bearing, 4-rotating sleeve, 5-turbofan, 6-outer magnetic coupling sleeve, 7-rotating bearing, 9-rotating shaft, 10-inner magnetic coupling sleeve, 11-magnetic disk, 12-first fixed block, 13-generating coil, 14-copper column, 15-storage battery, 16-monitoring device, 17-second fixed block, 18-self-locking motor, 19-fixed round shell, 191-stop block, 192-center rotating block, 193-square plate, 194-rotating plate, 195-connecting shaft, 196-torsion spring, 197-stop block, 20-first electric push rod, 21-fixed disk, 22-first spring, 23-first fixed ring, 24-third fixed block, 25-sliding rod, 26-second spring, 27-arc block, 28-fixed bearing, 29-third spring, 30-first fixed sleeve, 31-supporting rod, 32-second fixed ring, 33-rotating wheel, 34-guide sleeve, 35-second fixed sleeve, 36-first sealing shell, 37-second electric push rod, 38-first rotating ring, 39-tooth sleeve, 40-second sealing shell, 41-third electric push rod, 42-second rotating ring and 43-sliding ring.

Detailed Description

The invention will be further described with reference to examples of embodiments shown in the drawings to which the invention is attached.

Example 1

A turbine power generation type logging-while-drilling device is shown in figures 1-11 and comprises a shell 1, a first sealing bearing 2, a second sealing bearing 3, a rotating sleeve 4, a turbofan 5, an external magnetic coupling sleeve 6, a rotating bearing 7, a rotating shaft 9, a buffer mechanism, an internal magnetic coupling sleeve 10, a magnetic disk 11, a first fixed block 12, a power generation coil 13, a copper column 14, a storage battery 15, a monitoring device 16, a reversing mechanism, a supporting mechanism and an anti-blocking mechanism, wherein the upper portion of the outer side surface of the shell 1 is fixedly connected with the first sealing bearing 2, the second sealing bearing 3 is fixedly connected to the upper portion of the outer side surface of the shell 1, the second sealing bearing 3 is positioned below the first sealing bearing 2, the rotating sleeve 4 is fixedly connected between the first sealing bearing 2 and the second sealing bearing 3, the turbofan 5 is fixedly connected to the lower portion of the outer side surface of the rotating sleeve 4, the inner side surface of the rotating sleeve 4 is fixedly connected with the external magnetic coupling sleeve 6, and the rotating bearing 7 is fixedly connected to the upper portion of the inner side surface of the shell 1, the inner side surface of a rotating bearing 7 is connected with a rotating shaft 9 in a sliding way, the outer side surface of the lower part of the rotating shaft 9 is provided with a buffer mechanism, the outer side surface of the rotating shaft 9 is fixedly connected with an inner magnetic coupling sleeve 10, an outer magnetic coupling sleeve 6 is in magnetic force fit with the inner magnetic coupling sleeve 10, the lower end of the rotating shaft 9 is fixedly connected with a magnetic disk 11, the outer side surface is provided with four first fixed blocks 12, the four first fixed blocks 12 are fixedly connected to the lower part of the inner side surface of a shell 1 at equal intervals, a generating coil 13 is fixedly connected between the inner side surfaces of the four first fixed blocks 12, a gap is formed between the generating coil 13 and the lower side surface of the magnetic disk 11, the front part and the rear part of the lower side surface of the generating coil 13 are respectively fixedly connected with a copper column 14, a storage battery 15 is arranged below the generating coil 13, the upper side surface of the storage battery 15 is provided with a control module, the control module on the storage battery 15 is connected with a control terminal network on the ground, the copper column 14 is matched with a charging blind hole arranged on the upper side surface of the storage battery 15, a monitoring device 16 is arranged on the lower inner side surface of the shell 1, the reversing mechanism for enabling the turbofan 5 to rotate reversely is arranged on the upper portion of the inner side face of the shell 1, the reversing mechanism is located on the upper side of the rotating shaft 9, the supporting mechanism is arranged on the upper portion of the outer side face of the shell 1, the supporting mechanism is arranged above the turbofan 5, the anti-blocking mechanism for avoiding device blocking is arranged on the lower portion of the outer side face of the shell 1, and the anti-blocking mechanism is arranged below the turbofan (5).

When the device is used, firstly, an operator connects the device to the rear end of a drill bit, then, the petroleum well is drilled, when the drilling work is carried out, the underground rock stratum is drilled through the drill bit, water is continuously sprayed out from the drill bit to cool the drill bit, at the same time, circulating slurry is formed by the water and soil, at the same time, the flowing slurry impacts a turbofan 5, at the same time, the turbofan 5 rotates clockwise at a high speed, the turbofan 5 drives a rotating sleeve 4 to rotate clockwise, the rotating sleeve 4 drives an outer magnetic coupling sleeve 6 to rotate clockwise, the outer magnetic coupling sleeve 6 drives an inner magnetic coupling sleeve 10 to rotate through magnetic force, the inner magnetic coupling sleeve 10 drives a rotating shaft 9 to rotate clockwise, the rotating shaft 9 drives a magnetic disc 11 to rotate clockwise, at the same time, the magnetic disc 11 and a generating coil 13 rotate relatively, current is generated in the generating coil 13, and then, the current is transmitted to a storage battery 15 through a copper column 14, at the moment, the storage battery 15 is charged, meanwhile, the storage battery 15 supplies power to the monitoring device 16, the monitoring device 16 monitors the underground condition and transmits signals to the ground control terminal, an operator timely adjusts the drilling direction of the drill bit according to data, when the underground drilling well works, the environment is very severe in the drilling process of the drill bit and can generate large vibration, the buffer mechanism buffers the rotating shaft 9 and the inner magnetic coupling sleeve 10 to prevent the inner magnetic coupling sleeve 10 from colliding with the shell 1 to cause damage, the conversion efficiency of electric quantity is reduced, during the work, the drill bit drills the underground rock stratum, at the moment, the drill bit can generate a large amount of detritus, the detritus can be clamped between the turbofan 5 and the well wall after long-time use, so that the turbofan 5 cannot rotate clockwise, at the moment, the turbofan 5 has the reverse rotation force by starting the reverse rotation mechanism, so that the detritus can be separated from the turbofan 5 and the well wall, avoid reducing the conversion efficiency of electricity, can not carry out the power supply to battery 15, lead to monitoring devices 16 can not normal use, avoid mud to impact turbofan 5 through anti-blocking mechanism and reduce electricity conversion efficiency, at the in-process of well drilling, when the inclination of well exceeds 65 big inclination, make turbofan 5 keep away from the wall of a well through supporting mechanism this moment, avoid between turbofan 5 and the wall of a well contact to reduce electric energy conversion efficiency, take out this device after the drilling work finishes and separate with the drill bit, convenient next use.

Example 2

On the basis of embodiment 1, as shown in fig. 4-7, the reversing mechanism includes a second fixed block 17, a self-locking motor 18, a fixed circular shell 19, stoppers 191, a central rotating block 192, a square plate 193, a rotating plate 194, a connecting shaft 195, a torsion spring 196, a baffle 197, a first electric push rod 20, a fixed disk 21 and a first spring 22, wherein there are four second fixed blocks 17, the four second fixed blocks 17 are fixedly connected to the upper portion of the inner side surface of the housing 1 at equal intervals, the self-locking motor 18 is fixedly connected between the four second fixed blocks 17, the output shaft of the self-locking motor 18 is in a spline arrangement, when the self-locking motor 18 is not energized, the rotating shaft of the self-locking motor 18 stops rotating, the self-locking motor 18 is in line connection with the storage battery 15, the self-locking motor 18 is electrically connected to a control module on the storage battery 15, the fixed circular shell 19 is fixedly connected to the upper end of the rotating shaft 9, the inner side surface of the fixed circular shell 19 is fixedly connected to a plurality of stoppers 191 at equal intervals along the circumferential direction thereof, the central rotating block 192 is rotatably connected to the lower part of the inner side surface of the fixed round shell 19, a plurality of square plates 193 are fixedly connected to the outer side surface of the central rotating block 192 at equal intervals in the circumferential direction, the outer ends of the square plates 193 are rotatably connected with rotating plates 194 through connecting shafts 195, torsion springs 196 are annularly sleeved on the outer side surface of the connecting shafts 195, two ends of the torsion springs 196 are fixedly connected to the connecting shafts 195 and the rotating plates 194 respectively, the fixed round shell 19 is rotated reversely through the cooperation of the rotating plates 194 and the stoppers 191, the side walls of the square plates 193 are fixedly connected with baffles 197, the rotating plates 194 can only swing along the connecting shafts 195 in one direction through the baffles 197, and the central rotating block 192 is in splined connection with an output shaft of the self-locking motor 18; be equipped with two first electric putter 20 altogether, both sides around two first electric putter 20 respectively rigid coupling in 1 internal surface lower part of shell, the side rigid coupling is gone up with battery 15 to the telescopic link lower extreme of two first electric putter 20, two first electric putter 20 respectively with battery 15 line connection, two first electric putter 20 are connected with battery 15 and the control module electricity on the battery 15 respectively, fixed disk 21 rigid coupling is in 1 medial surface lower part of shell, fixed disk 21 is located the below of battery 15, the rigid coupling has first spring 22 between fixed disk 21 and the battery 15, make turbofan 5 have reverse rotation's power, make the detritus break away from between turbofan 5 and the wall of a well, avoid reducing the conversion efficiency of electricity, avoid can not supplying power to battery 15, lead to monitoring device 16 work unable normal use after a period.

The turbofan 5 rotates clockwise, at the moment, the rotating shaft 9 drives the fixed circular shell 19 to rotate clockwise, the fixed circular shell 19 drives the plurality of stoppers 191 to rotate clockwise, the self-locking motor 18 has a self-locking function, at the moment, the central rotating block 192 and the stoppers 191 rotate relatively, the stoppers 191 and the rotating plate 194 swing counterclockwise along the connecting shaft 195 when in contact, the torsion spring 196 is screwed, when the stoppers 191 and the rotating plate 194 lose contact, the rotating plate 194 resets under the torsion action of the torsion spring 196, in the drilling process, when a drill bit drills into an underground rock stratum, a large amount of detritus can accompany in mud, when the detritus is clamped between the turbofan 5 and a well wall, the turbofan 5 cannot normally rotate, at the moment, when no electric energy transmission is monitored by a control module in the storage battery 15, the self-locking motor 18 is started by the control module of the storage battery 15, the output shaft of the self-locking motor 18 drives the central rotating block 192 to rotate counterclockwise, the central rotating block 192 drives the square plate 193 to rotate anticlockwise, the square plate 193 drives the rotating plate 194 to rotate anticlockwise, the stop block 191 contacts and contacts with the rotating plate 194 at the moment, under the fixing action of the baffle 197, the rotating plate 194 can only swing anticlockwise along the connecting shaft 195, at the moment, the stop block 191 drives the fixed round shell 19 to rotate anticlockwise, the fixed round shell 19 drives the rotating shaft 9 to rotate anticlockwise, the rotating shaft 9 drives the inner magnetic coupling sleeve 10 to rotate anticlockwise, at the moment, the inner magnetic coupling sleeve 10 drives the outer magnetic coupling sleeve 6 to rotate through magnetic force, the outer magnetic coupling sleeve 6 rotates to drive the turbofan 5 to rotate anticlockwise, meanwhile, when the rotating shaft 9 rotates anticlockwise, the storage battery 15 control module starts the first electric push rod 20, at the moment, the telescopic rod of the first electric push rod 20 drives the storage battery 15 to move downwards, so that the storage battery 15 loses contact with the copper column 14, at the moment, the first spring 22 is compressed, and the storage battery 15 is prevented from being damaged by large vibration generated in the downward process, through keeping away from battery 15 and copper post 14, avoid battery 15 positive and negative poles to connect in reverse, lead to battery 15 to damage, lead to monitoring devices 16 to move, make well drilling work normally go on, afterwards the detritus breaks away from between turbofan 5 and the wall of a well, and turbofan 5 can normally work, and control module on the battery 15 starts first electric putter 20 and makes it reset, and battery 15 and copper post 14 are relegated.

As shown in fig. 8-9, the buffering mechanism includes a first fixing ring 23, a third fixing ring 24, sliding rods 25, a second spring 26, an arc block 27, a fixing bearing 28 and a third spring 29, wherein two first fixing rings 23 are provided, the two first fixing rings 23 are provided at the lower portion of the outer side of the rotating shaft 9, the two first fixing rings 23 are located at the lower side of the inner magnetic coupling sleeve 10, the two first fixing rings 23 are vertically symmetrically provided, four third fixing blocks 24 are respectively fixedly connected to the outer sides of the two first fixing rings 23 at equal intervals, the first fixing ring 23 at the upper side is slidably connected to the lower portion of the inner side of the housing 1 through the third fixing block 24, the first fixing ring 23 at the lower side is fixedly connected to the lower portion of the inner side of the housing 1 through the third fixing block 24, the inner sides of the two first fixing rings 23 are respectively slidably connected to four sliding rods 25 at equal intervals, the outer sides of the four sliding rods 25 are respectively sleeved with the second spring 26, the inner of four slide bars 25 is respectively the rigid coupling has arc piece 27, the both ends of second spring 26 are respectively the rigid coupling in first solid fixed ring 23 and arc piece 27, the rigid coupling has fixing bearing 28 between the medial surface of four arc pieces 27, two fixing bearing 28 ring cover respectively in the lower part of pivot 9, fixing bearing 28 and the pivot 9 of upside rotate to be connected, fixing bearing 28 and the pivot 9 sliding connection of downside, be connected with third spring 29 between two first solid fixed ring 23, buffer gear carries out buffer gear to pivot 9 and interior magnetic coupling cover 10, avoid interior magnetic coupling cover 10 and shell 1 to bump and cause the damage, reduce the conversion efficiency of electric quantity.

In the process of drilling by a drill bit, the drill bit continuously collides with an underground rock stratum, so that the device strongly vibrates, at the moment, the internal rotating shaft 9 of the shell 1 and the internal magnetic force coupling sleeve 10 rotate at a high speed to convert mechanical energy into electric energy, when vibration occurs, the lower end of the rotating shaft 9 swings, the rotating shaft 9 extrudes the arc-shaped block 27 to the outer side through the fixed bearing 28, the arc-shaped block 27 extrudes the sliding rod 25 to the outer side, the second spring 26 compresses to slow down the swing of the rotating shaft 9, when the rotating shaft 9 vibrates up and down, the rotating shaft 9 drives the first fixing ring 23 to slide downwards, at the moment, the third spring 29 extrudes to buffer the rotating shaft 9, at the moment, the vibration causes the internal magnetic force coupling sleeve 10 to collide with the inner wall of the shell 1, the rotating speed of the internal magnetic force coupling sleeve 10 is reduced, and the conversion efficiency of the electric energy is reduced.

As shown in fig. 10, the supporting mechanism includes a first fixing sleeve 30, a supporting rod 31, a second fixing ring 32 and a rotating wheel 33, the first fixing sleeve 30 is fixedly connected to the upper portion of the outer side surface of the housing 1, the first fixing sleeve 30 is located above the turbofan 5, five supporting rods 31 are arranged in total, the five supporting rods 31 are fixedly connected to the lower portion of the outer side surface of the first fixing sleeve 30 at equal intervals, the second fixing ring 32 is fixedly connected between the outer ends of the five supporting rods 31, the supporting rods 31 are made of hard alloy, have high rigidity and are diamond-shaped, five rotating wheels 33 are arranged in total, the rotating wheels 33 are rotatably connected between adjacent second fixing rings 32, and the rotating wheels 33 support the shaft wall, so that the problem that the contact between the turbofan 5 and the shaft wall reduces the electric energy conversion efficiency is avoided.

When the inclination of the well exceeds 65 degrees, the turbofan 5 is easy to contact with the well wall, when the turbofan 5 contacts with the well wall, the rotating wheel 33 contacts with the well wall firstly, the extrusion force of the device acts on the first fixing sleeve 30, the first fixing sleeve 30 acts on the rotating wheel 33 through the supporting rod 31 and the second fixing ring 32, the supporting rod 31 has larger rigidity, and larger supporting force is provided at the moment, so that the supporting rod 31 is prevented from being damaged to damage the turbofan 5, the supporting rod 31 is in a diamond shape, at the moment, when mud passes through the supporting rod 31, the impact of the mud on the supporting rod 31 is reduced, the unstable operation of the device caused by the mud impact is avoided, in the drilling process, the rotating wheel 33 rotates along with the rotating direction, the turbofan 5 is prevented from stopping rotating, the power supply to the inside of the storage battery 15 can not be continued, so that the monitoring device 16 does not stop working after a period of time, the drilling efficiency is reduced, particularly when the well is in a horizontal angle, because this device weight is great, on the turbofan 5 has been pressed to the weight of this device, can damage this moment to causing turbofan 5, can not make this device carry out the electric energy conversion, lead to mud can not normally discharge when serious, make well drilling work normally go on, reduce well drilling speed, can solve above-mentioned problem through supporting mechanism.

As shown in fig. 2 and 11, the anti-blocking mechanism includes a flow guide sleeve 34, a second fixing sleeve 35, a first sealing shell 36, a second electric push rod 37, a first rotating ring 38 and a tooth socket 39, the flow guide sleeve 34 is fixedly connected to the lower portion of the outer side surface of the housing 1, the flow guide sleeve 34 is located below the turbofan 5, the flow guide sleeve 34 is circumferentially provided with a plurality of inclined flow guide grooves along the outer side surface, the outer side surface of the flow guide sleeve 34 gradually decreases from the middle portion to the upper and lower sides, the second fixing sleeve 35 is fixedly connected to the lower portion of the outer side surface of the housing 1, the second fixing sleeve 35 is located below the flow guide sleeve 34, the first sealing shell 36 is respectively embedded in the left and right portions of the second fixing sleeve 35, the second electric push rods 37 are respectively fixedly connected to the insides of the two first sealing shells 36, the second electric push rods 37 are connected to the circuit of the storage battery 15, the second electric push rods 37 are electrically connected to the control module on the storage battery 15, the expansion rods of the two second electric push rods 37 respectively pass through the upper side surfaces of the first sealing shell 36, the telescopic link of second electric putter 37 and the sealed cooperation of side on 36, the rigid coupling has first rotating ring 38 between two second electric putter 37's the telescopic link upper end, and the side rotation of going up of first rotating ring 38 is connected with tooth facing 39, and tooth facing 39 cooperates with water conservancy diversion cover 34, can be with the guiding gutter clean up of water conservancy diversion cover 34 through tooth facing 39, avoids mud can not assault turbofan 5 and reduce electric energy conversion efficiency.

When the turbofan 5 rotates, when the slurry passes through the diversion trench formed in the diversion sleeve 34, the slurry changes the impact direction, the rotation efficiency of the turbofan 5 is improved, larger mud blocks and rock blocks slide upwards along the inclined plane of the lower part of the diversion sleeve 34, so that the larger mud blocks and rock blocks are prevented from impacting the turbofan 5, the turbofan 5 cannot normally rotate, meanwhile, the diversion sleeve 34 also plays a supporting role in the drilling process, the turbofan 5 is prevented from contacting with the well wall to reduce the electric energy conversion efficiency, after the device is used for a period of time, a large amount of mud block impurities are adhered in the diversion trench of the diversion sleeve 34, the circulation of the slurry is reduced, the rotation speed of the turbofan 5 is reduced, the electric energy conversion efficiency is reduced, at the moment, the control module in the storage battery 15 regularly energizes the second electric push rod 37, then the second electric push rod 37 is started, and the second electric push rod 37 is protected from being damaged by the slurry under the action of the first sealing shell 36, the telescopic link of second electric putter 37 drives first rotating ring 38 and upwards slides, and first rotating ring 38 drives tooth facing 39 rebound, and tooth facing 39 upper portion stretches into the guiding gutter of guiding gutter 34, and tooth facing 39 rotates along the guiding gutter direction this moment, with the mud cake impurity clean up of the interior adhesion of guiding gutter 34, the back of finishing in the clearance, second electric putter 37 drives tooth facing 39 and resets, battery 15 stops to supply power to second electric putter 37.

After the drilling work is finished, the device is separated from the drill bit, and the device is convenient to use next time.

Example 3

On the basis of the embodiment 2, as shown in fig. 12 to 13, the iron chip removing device further includes an iron chip removing mechanism, the iron chip removing mechanism includes a second sealing shell 40, a third electric push rod 41, a second rotating ring 42 and a sliding ring 43, the two second sealing shells 40 are totally arranged, the two second sealing shells 40 are respectively embedded in the left and right parts of the outer side surface of the first fixing sleeve 30, the two second sealing shells 40 are respectively and fixedly connected with a third electric push rod 41, the third electric push rod 41 is connected with the storage battery 15 through a circuit, the third electric push rod 41 is electrically connected with the control module on the storage battery 15, the telescopic rods of the two third electric push rods 41 respectively penetrate through the lower side of the second sealing shell 40, the telescopic rod of the third electric push rod 41 is in sealing fit with the lower side surface of the second sealing shell 40, the second rotating ring 42 is fixedly connected between the telescopic rods of the two third electric push rods 41, the lower side surface of the second rotating ring 42 is rotatably connected with the sliding ring 43, slip ring 43 and the lateral surface contact cooperation that rotates cover 4 will rotate the iron fillings impurity in the cover 4 outside and scrape through slip ring 43, avoid rotating cover 4 and rotate the reduction of efficiency.

In the process of drilling by the drill bit, when the drill bit drills into an underground rock stratum, iron scraps and the like can exist in the rock stratum, because the external magnetic coupling sleeve 6 has high magnetism, the iron scraps and the like in slurry are adsorbed, when a large amount of iron scraps are adsorbed on the outer side surface of the rotating sleeve 4 after a long time, the control module in the storage battery 15 starts the third electric push rod 41 at regular time, the telescopic rod of the third electric push rod 41 drives the second rotating ring 42 to move upwards, the second rotating ring 42 drives the sliding ring 43 to move upwards, at the moment, the sliding ring 43 slides upwards along the outer side surface of the rotating sleeve 4, the iron scraps adsorbed on the outer side surface of the rotating sleeve 4 are removed, the weight change of the rotating sleeve 4 is avoided, the rotating efficiency of the turbofan 5 is reduced when the slurry impacts, after long-time drilling work, the adsorbed iron scraps and the like can be accumulated on the rotating sleeve 4 in a large amount, the outer diameter of the rotating sleeve 4 is increased, mud flows unsmoothly, a large amount of heat is generated at the drill bit, drilling work cannot be normally performed after the drill bit is damaged, after cleaning is finished, the control module on the storage battery 15 starts the third electric push rod 41 to drive the sliding ring 43 to reset, and then the storage battery 15 stops supplying power to the third electric push rod 41.

It should be understood that this example is only for illustrating the present invention and is not intended to limit the scope of the present invention. Further, it should be understood that various changes or modifications of the present invention may be made by those skilled in the art after reading the teaching of the present invention, and such equivalents may fall within the scope of the present invention as defined in the appended claims.

Claims

1. A turbine power generation type logging-while-drilling device comprises a shell (1) and a monitoring device (16) arranged in the shell, and is characterized by further comprising a first sealing bearing (2), a second sealing bearing (3), a rotating sleeve (4), a turbofan (5), an outer magnetic force coupling sleeve (6), a rotating bearing (7), a rotating shaft (9), an inner magnetic force coupling sleeve (10), a magnetic disk (11), a first fixing block (12), a power generation coil (13), a copper column (14), a storage battery (15), a buffer mechanism, a reversing mechanism, a supporting mechanism and an anti-blocking mechanism, wherein the first sealing bearing (2) is fixedly connected to the upper portion of the outer side face of the shell (1), the second sealing bearing (3) is located below the first sealing bearing (2), the rotating sleeve (4) is fixedly connected between the first sealing bearing (2) and the second sealing bearing (3), the lower part of the outer side surface of a rotating sleeve (4) is fixedly connected with a turbofan (5), the inner side surface of the rotating sleeve (4) is fixedly connected with an outer magnetic coupling sleeve (6), a rotating bearing (7) is fixedly connected to the upper part of the inner side surface of a shell (1), the inner side surface of the rotating bearing (7) is connected with a rotating shaft (9) in a sliding manner, the outer side surface of the rotating shaft (9) is fixedly connected with an inner magnetic coupling sleeve (10), the outer magnetic coupling sleeve (6) is in magnetic fit with the inner magnetic coupling sleeve (10), the lower end of the rotating shaft (9) is fixedly connected with a magnetic disk (11), four first fixing blocks (12) are arranged in total, the four first fixing blocks (12) are fixedly connected to the lower part of the inner side surface of the shell (1) at equal intervals, a power generation coil (13) is fixedly connected between the inner side surfaces of the four first fixing blocks (12), a gap exists between the power generation coil (13) and the lower side surfaces of the magnetic disk (11), and the front and back parts of the lower side surface of the power generation coil (13) are fixedly connected with copper columns (14) respectively, the power generation coil (13) below is located in battery (15), the side is equipped with control module on battery (15), control module on battery (15) and subaerial control terminal network connection, the blind hole cooperation that charges that the side was seted up on copper post (14) and battery (15), monitoring devices (16) are installed in the medial surface lower part of shell (1), the lower part lateral surface of pivot (9) is equipped with buffer gear, reverse mechanism locates shell (1) medial surface upper portion, reverse mechanism is located the upside of pivot (9), supporting mechanism locates shell (1) lateral surface upper portion, supporting mechanism locates the top of turbofan (5), prevent stifled mechanism and locate shell (1) lateral surface lower part, prevent stifled mechanism and locate the below of turbofan (5).

2. The turbine power generation type logging-while-drilling device as claimed in claim 1, wherein: the reversing mechanism comprises a second fixed block (17), a self-locking motor (18), a reversing assembly, first electric push rods (20), a fixed disc (21) and a first spring (22), wherein four second fixed blocks (17) are arranged, the four second fixed blocks (17) are fixedly connected to the upper part of the inner side surface of the shell (1) at equal intervals, the self-locking motor (18) is fixedly connected among the four second fixed blocks (17), an output shaft of the self-locking motor (18) is arranged in a spline mode, the self-locking motor (18) is connected with a storage battery (15) in a circuit mode, the self-locking motor (18) is electrically connected with a control module on the storage battery (15), the reversing assembly is fixedly connected to the upper end of the rotating shaft (9), the output shaft of the self-locking motor (18) is fixedly connected with the reversing assembly, two first electric push rods (20) are arranged, and the two first electric push rods (20) are fixedly connected to the front side and the rear side of the lower part of the inner surface of the shell (1) respectively, the lower ends of telescopic rods of the two first electric push rods (20) are fixedly connected with the upper side face of the storage battery (15), the two first electric push rods (20) are respectively connected with lines of the storage battery (15), the two first electric push rods (20) are respectively electrically connected with a control module on the storage battery (15), the fixed disk (21) is fixedly connected to the lower portion of the inner side face of the shell (1), the fixed disk (21) is located below the storage battery (15), and the fixed disk (21) and the storage battery (15) are fixedly connected with a first spring (22).

3. The turbine power generation type logging-while-drilling device as claimed in claim 2, wherein: the reversing assembly comprises a fixed round shell (19), a stop block (191), a central rotating block (192), square plates (193), rotating plates (194), a connecting shaft (195), a torsion spring (196) and a baffle plate (197), wherein the fixed round shell (19) is fixedly connected to the upper end of a rotating shaft (9), the inner side surface of the fixed round shell (19) is fixedly connected with a plurality of stop blocks (191) at equal intervals along the circumferential direction, the central rotating block (192) is rotatably connected to the lower part of the inner side surface of the fixed round shell (19), the outer side surface of the central rotating block (192) is fixedly connected with a plurality of square plates (193) at equal intervals along the circumferential direction, the outer end of each square plate (193) is rotatably connected with the rotating plate (194) through the connecting shaft (195), the torsion spring (196) is annularly sleeved on the outer side surface of the torsion spring (195), two ends of the torsion spring (196) are fixedly connected to the connecting shaft (195) and the rotating plates (194) respectively, and the baffle plate (197) is fixedly connected to the side wall of each square plate (193), the central rotating block (192) is in spline connection with an output shaft of the self-locking motor (18).

4. The turbine power generation type logging-while-drilling device as claimed in claim 1, wherein: the buffer mechanism comprises first fixing rings (23), third fixing blocks (24), sliding rods (25), a second spring (26), arc-shaped blocks (27), fixing bearings (28) and a third spring (29), wherein the two first fixing rings (23) are arranged, the two first fixing rings (23) are arranged on the lower portion of the outer side surface of the rotating shaft (9), the two first fixing rings (23) are positioned on the lower side of the inner magnetic coupling sleeve (10), the two first fixing rings (23) are arranged in an up-and-down symmetrical mode, the outer side surfaces of the two first fixing rings (23) are fixedly connected with four third fixing blocks (24) at equal intervals respectively, the first fixing ring (23) on the upper side is connected to the lower portion of the inner side surface of the shell (1) in a sliding mode through the third fixing blocks (24), the first fixing ring (23) on the lower side is fixedly connected to the lower portion of the inner side surface of the shell (1) through the third fixing blocks (24), the inner side surfaces of the two first fixing rings (23) are connected with four sliding rods (25) at equal intervals in a sliding mode respectively, the lateral surface of four slide bars (25) is looped respectively and is covered with second spring (26), the inner of four slide bars (25) is rigid coupling respectively has arc piece (27), the both ends of second spring (26) rigid coupling respectively in first solid fixed ring (23) and arc piece (27), the rigid coupling has fixing bearing (28) between the medial surface of four arc pieces (27), two fixing bearing (28) loop respectively in the lower part of pivot (9), fixing bearing (28) and pivot (9) of upside rotate to be connected, fixing bearing (28) and pivot (9) sliding connection of downside, be connected with third spring (29) between two first solid fixed ring (23).

5. The turbine power generation type logging-while-drilling device as claimed in claim 1, wherein: the supporting mechanism comprises a first fixing sleeve (30), supporting rods (31), a second fixing sleeve (32) and a rotating wheel (33), wherein the first fixing sleeve (30) is fixedly connected to the upper portion of the outer side face of the shell (1), the first fixing sleeve (30) is located above the turbofan (5), five supporting rods (31) are arranged together, the five supporting rods (31) are equidistantly fixedly connected to the lower portion of the outer side of the first fixing sleeve (30), the second fixing sleeve (32) is fixedly connected between the outer ends of the five supporting rods (31), and the rotating wheel (33) is rotatably connected between the adjacent second fixing sleeves (32).

6. The turbine power generation type logging-while-drilling device as claimed in claim 5, wherein: the supporting rod (31) is made of hard alloy, has high rigidity and is diamond-shaped.

7. The turbine power generation type logging-while-drilling device as claimed in claim 1, wherein: the anti-blocking mechanism comprises a flow guide sleeve (34), a second fixed sleeve (35), a first sealing shell (36), a second electric push rod (37), a first rotating ring (38) and a tooth socket (39), wherein the flow guide sleeve (34) is fixedly connected to the lower part of the outer side surface of the shell (1), the flow guide sleeve (34) is positioned below the turbofan (5), the second fixed sleeve (35) is fixedly connected to the lower part of the outer side surface of the shell (1), the second fixed sleeve (35) is positioned below the flow guide sleeve (34), the left part and the right part of the second fixed sleeve (35) are respectively embedded with the first sealing shell (36), the inner parts of the two first sealing shells (36) are respectively and fixedly connected with the second electric push rod (37), the second electric push rod (37) is connected with a circuit of the storage battery (15), the second electric push rod (37) is electrically connected with a control module on the storage battery (15), telescopic rods of the two second electric push rods (37) respectively penetrate through the upper side surfaces of the first shells (36), the side face is sealed to cooperate on the telescopic link of second electric putter (37) and first sealed shell (36), and the rigid coupling has first swivel ring (38) between the telescopic link upper end of two second electric putter (37), and the side face is rotated on the last of first swivel ring (38) and is connected with tooth facing (39), tooth facing (39) and water conservancy diversion cover (34) cooperation.

8. The turbine power generation type logging-while-drilling device as claimed in claim 7, wherein: the guide sleeve (34) is provided with a plurality of oblique guide grooves along the circumferential direction of the outer side surface, and the outer side surface of the guide sleeve (34) is gradually reduced from the middle part to the upper and lower sides.

9. The turbine power generation type logging-while-drilling device as claimed in claim 1, wherein: the scrap iron removing mechanism comprises two second sealing shells (40), a third electric push rod (41), a second rotating ring (42) and a sliding ring (43), wherein the two second sealing shells (40) are arranged, the two second sealing shells (40) are respectively embedded in the left part and the right part of the outer side surface of the first fixing sleeve (30), the third electric push rod (41) is respectively fixedly connected in the two second sealing shells (40), the third electric push rod (41) is connected with a storage battery (15) through a circuit, the third electric push rod (41) is electrically connected with a control module on the storage battery (15), telescopic rods of the two third electric push rods (41) respectively penetrate through the lower sides of the second sealing shells (40), telescopic rods of the two third electric push rods (41) are in sealing fit with the lower side surfaces of the second sealing shells (40), the second rotating ring (42) is fixedly connected between telescopic rods of the third electric push rods (41), the lower side surface of the second rotating ring (42) is rotatably connected with a sliding ring (43), and the sliding ring (43) is in contact fit with the outer side surface of the rotating sleeve (4).