阅读说明：本技术 扭力释放装置和岩芯制备装置 (Torsion releasing device and core preparation device ) 是由 王辉明 于 2019-10-11 设计创作，主要内容包括：本发明公开了一种扭力释放装置和岩芯制备装置,扭力释放装置包括壳体和转子,壳体的相对侧面上分别设有装配孔和用于连接金刚石砂线的连接环,转子包括垂直连接的横板和竖杆,横板设于壳体内,竖杆的一端连接于横板,另一端穿过装配孔而延伸至壳体外,竖杆的另一端设有用于连接金刚石砂线的通孔。本发明的利用金刚石砂线制备岩芯的扭力释放装置结构简单,使用方便,能够将金刚砂线在切割岩芯的过程中产生的扭力释放掉,延长了金刚砂线的使用周期,减少了人力和线材消耗。(The invention discloses a torsion releasing device and a core preparation device, wherein the torsion releasing device comprises a shell and a rotor, assembling holes and connecting rings used for connecting diamond sand lines are respectively arranged on opposite side surfaces of the shell, the rotor comprises a transverse plate and a vertical rod which are vertically connected, the transverse plate is arranged in the shell, one end of the vertical rod is connected to the transverse plate, the other end of the vertical rod penetrates through the assembling holes and extends out of the shell, and a through hole used for connecting the diamond sand lines is arranged at the other end of the vertical rod. The torsion releasing device for preparing the core by using the diamond sand wire has a simple structure, is convenient to use, can release the torsion generated by the diamond sand wire in the process of cutting the core, prolongs the service cycle of the diamond sand wire, and reduces the consumption of manpower and wires.)

1. The utility model provides a torsion release for diamond sand wire cutting machine, a serial communication port, torsion release includes casing and rotor, be equipped with the pilot hole on the opposite flank of casing respectively and be used for connecting the go-between of diamond sand line, the rotor includes perpendicular diaphragm and the montant of connecting, the diaphragm is located in the casing, the one end of montant connect in the diaphragm, the other end passes the pilot hole and extend to outside the casing, the montant the other end is equipped with the through-hole that is used for connecting the diamond sand line.

2. The torque release device for a diamond sand wire cutting machine according to claim 1, further comprising a plurality of balls disposed between the cross plate of the rotor and the inner wall of the housing to facilitate rotation of the rotor within the housing.

3. The torque release device for a diamond sand wire cutting machine according to claim 1, wherein the housing is cylindrical and the cross plate is circular.

4. The torque release device for a diamond sand wire cutting machine according to claim 1, wherein the connection ring is fixedly connected to one side surface of the housing through a connection rod.

5. A core preparation device comprising a diamond grit wire cutter and two torsion release devices according to any one of claims 1 to 4.

6. The core preparation device of claim 5, wherein the diamond sand wire cutting machine comprises a rotary disc, a first guide wheel, a second guide wheel, a third guide wheel and a fourth guide wheel which are annularly arranged, the diamond sand wire sequentially passes through the rotary disc, the first guide wheel, the second guide wheel, the third guide wheel and the fourth guide wheel, the diamond sand line comprises a first sand line segment, a second sand line segment and a third sand line segment, one end of the first sand line segment is connected with the turntable, the other end of the first sand line segment is connected with a through hole of a torsion release device, the connecting ring of one torsion releasing device is connected with one end of the second sand line segment, the other end of the second sand line segment is connected with the connecting ring of the other torsion releasing device, and the through hole of the other torsion releasing device is connected with one end of the third sand line segment, and the other end of the third sand line segment is connected with the turntable.

7. The core preparation apparatus of claim 5, wherein the turntable, the first guide wheel, the second guide wheel, the third guide wheel and the fourth guide wheel rotate in the same direction to rotate the diamond grit wire.

8. Core preparation apparatus according to claim 7, wherein said one torsion relief means is located between the turntable and the first guide wheel when the turntable is rotated clockwise to a first extreme position.

9. Core preparation apparatus according to claim 8, wherein the further torsion relief means is located between the turntable and the fourth guide wheel when the turntable is rotated anticlockwise to a second extreme position.

10. A core preparation device as claimed in claim 6, wherein the first sand line segment and the third sand line segment each have a length in the range 1.4m-1.6 m.

Technical Field

The invention belongs to the field of geophysical, and particularly relates to a torsion releasing device for a diamond sand wire cutting machine and a core preparation device comprising the torsion releasing device.

Background

Through core experiment measurement, the seismic rock physics research is carried out, the relation between a rock structure and seismic speed is known, the physical relation between seismic wave propagation characteristics and reservoir parameters is known, the understanding of the influence of reservoir lithology parameter change on seismic wave field characteristics is improved, and a theoretical basis is provided for seismic interpretation judgment lithology, oil-water layer identification and lithology interface determination. Through core experiment measurement, the seismic rock physics research is carried out, the relation between a rock structure and seismic speed is known, the physical relation between seismic wave propagation characteristics and reservoir parameters is known, the understanding of the influence of reservoir lithology parameter change on seismic wave field characteristics is improved, and a theoretical basis is provided for seismic interpretation judgment lithology, oil-water layer identification and lithology interface determination.

The core preparation that current core experiment measurement needs all adopts the drill bit to add water and bores and get the core, very easily causes the damage to loose rock sample. The rock core of a rock physical research oil and gas target layer is a shale sample, the samples have loose characteristics, the common rock core preparation is realized by adding water through a drill bit, the shale sample is very easy to crush, the finished product rate is extremely low, the diamond sand wire cutting is a better method, but the diamond sand wire is overturned through a turntable, the wire length reaches 300 meters, the wire is frequently broken due to the fact that the torsion on a cutting wire cannot be released in the cutting process, and a large amount of manpower and time are consumed for replacing the wire, so that the problem of torsion release in the process of preparing the rock core by the diamond sand wire can be solved, the processing efficiency is improved, and the manpower and the wire cost are saved.

Disclosure of Invention

The invention aims to solve the problem that the torsion cannot be released in the preparation of the diamond sand wire cutting core.

In order to achieve the purpose, the invention provides a torsion releasing device for a diamond sand wire cutting machine, which comprises a shell and a rotor, wherein opposite side surfaces of the shell are respectively provided with an assembling hole and a connecting ring for connecting a diamond sand wire, the rotor comprises a transverse plate and a vertical rod which are vertically connected, the transverse plate is arranged in the shell, one end of the vertical rod is connected to the transverse plate, the other end of the vertical rod penetrates through the assembling hole to extend out of the shell, and the other end of the vertical rod is provided with a through hole for connecting the diamond sand wire.

Preferably, the torsion releasing device for the diamond sand wire cutting machine further comprises a plurality of balls, and the balls are arranged between the transverse plate of the rotor and the inner wall of the shell, so that the rotor can rotate in the shell.

Preferably, the housing is cylindrical, and the transverse plate is circular.

Preferably, the connection ring is fixedly connected to one side surface of the housing by a connection rod.

The invention also provides a rock core preparation device which comprises the diamond sand wire cutting machine and the torsion releasing device.

Preferably, the diamond sand wire cutting machine comprises a rotary disc, a first guide wheel, a second guide wheel, a third guide wheel and a fourth guide wheel which are arranged in an annular shape, the diamond sand wire sequentially passes through the rotary disc, the first guide wheel, the second guide wheel, the third guide wheel and the fourth guide wheel, the diamond sand wire comprises a first sand wire section, a second sand wire section and a third sand wire section, one end of the first sand wire section is connected with the rotary disc, the other end of the first sand wire section is connected with a through hole of a torsion releasing device, a connecting ring of the torsion releasing device is connected with one end of the second sand wire section, the other end of the second sand wire section is connected with a connecting ring of another torsion releasing device, the through hole of the other torsion releasing device is connected with one end of the third sand wire section, and the other end of the third sand wire section is connected with the rotary disc.

Preferably, the turntable, the first guide wheel, the second guide wheel, the third guide wheel and the fourth guide wheel rotate in the same direction to drive the diamond sand line to rotate.

Preferably, when the turntable is rotated clockwise to a first extreme position, the one torsion releasing device is located between the turntable and the first guide wheel.

Preferably, when the turntable rotates anticlockwise to the second extreme position, the other torsion releasing device is positioned between the turntable and the fourth guide wheel.

Preferably, the length ranges of the first sand line segment and the third sand line segment are both 1.4m-1.6 m.

The invention has the beneficial effects that: the torsion releasing device for preparing the core by using the diamond sand wire has a simple structure, is convenient to use, can release the torsion generated by the diamond sand wire in the process of cutting the core, prolongs the service cycle of the diamond sand wire, and reduces the consumption of manpower and wires.

The rock core preparation device disclosed by the invention has the advantages that the torsion generated by the diamond wire in the process of cutting the rock core is released through the torsion releasing device, the service cycle of the diamond wire is prolonged, the manpower and wire consumption are reduced, and a support is provided for preparing a loose rock core sample in petrophysics, so that a rock sample is more complete, thereby promoting the research of a rock target layer of oil-gas exploration and providing reference for oil-gas detection, reserve calculation and oil reservoir monitoring.

The present invention has other features and advantages which will be apparent from or are set forth in detail in the accompanying drawings and the following detailed description, which are incorporated herein, and which together serve to explain certain principles of the invention.

Drawings

The above and other objects, features and advantages of the present invention will become more apparent by describing in more detail exemplary embodiments thereof with reference to the attached drawings, in which like reference numerals generally represent like parts throughout.

Fig. 1 shows a schematic structural view of a torsion release apparatus for preparing a core using a diamond sand line according to an embodiment of the present invention.

Figure 2 shows a schematic structural view of a core preparation device according to one embodiment of the present invention.

Description of the main reference numerals:

10. a torque release device; 20. another torsion release device; 101. a housing; 102. a connecting ring; 103. a transverse plate; 104. a vertical rod; 105. a through hole; 106. a ball bearing; 11. a turntable; 12. a first guide wheel; 13. a second guide wheel; 14. a third guide wheel; 15. a fourth guide wheel; 16. a first sand line segment; 17. a second sand line segment; 18. and a third sand line segment.

Detailed Description

Preferred embodiments of the present invention will be described in more detail below. While the following describes preferred embodiments of the present invention, it should be understood that the present invention may be embodied in various forms and should not be limited by the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the invention to those skilled in the art.

According to the torsion releasing device for the diamond sand wire cutting machine, the torsion releasing device comprises a shell and a rotor, assembling holes and connecting rings used for connecting diamond sand wires are respectively formed in opposite side surfaces of the shell, the rotor comprises a transverse plate and a vertical rod which are vertically connected, the transverse plate is arranged in the shell, one end of the vertical rod is connected to the transverse plate, the other end of the vertical rod penetrates through the assembling holes to extend out of the shell, and a through hole used for connecting the diamond sand wires is formed in the other end of the vertical rod.

Specifically, the opposite side surfaces of the housing of the torque releasing device are respectively provided with an assembling hole and a connecting ring, for example, the connecting ring is arranged on the top surface, the carborundum wire is tied on the top surface, the assembling hole is arranged on the bottom surface, the rotor is T-shaped and comprises a transverse plate and a vertical rod which are vertically connected, the transverse plate is arranged in the shell, the vertical rod penetrates through the assembling hole and extends out of the shell, and the end, penetrating through the assembling hole and extending out of the shell, of the vertical rod is provided with a through hole, and the carborundum.

According to exemplary embodiment, utilize the torsion release device of diamond sand line preparation core simple structure, convenient to use can release the torsion that diamond sand line produced at the in-process of cutting the core, has prolonged diamond sand line's life cycle, has reduced manpower and wire rod consumption.

Preferably, the torsion releasing device for the diamond sand wire cutting machine further comprises a plurality of balls, and the balls are arranged between the transverse plate of the rotor and the inner wall of the shell, so that the rotor can rotate in the shell.

Specifically, a plurality of balls are arranged in the shell, transverse plates of the rotor are arranged on the balls, and the balls are driven to rotate through the rotor.

Preferably, the housing is cylindrical and the cross plate is circular.

Preferably, the connection ring is fixedly connected to one side surface of the housing by a connection rod.

For example, the connection ring is connected to the top surface of the housing by a connection rod.

The core preparation device comprises a diamond sand wire cutting machine and the torsion releasing device.

Specifically, set up torsion release on diamond wire when diamond wire cutting machine carries out the core preparation, not only release the torsion that diamond wire produced at the in-process of cutting the core through torsion release, prolonged diamond wire's life cycle, reduced manpower and wire rod consumption, still provide the support for the loose core sample preparation of petrophysics, make the rock specimen more complete, thereby the research of the rock purpose layer of having promoted oil gas exploration, provide the reference for oil gas detection, reserves calculation and oil reservoir monitoring.

As a preferred scheme, the diamond sand wire cutting machine comprises a rotary disc, a first guide wheel, a second guide wheel, a third guide wheel and a fourth guide wheel which are arranged in an annular mode, a diamond sand wire sequentially passes through the rotary disc, the first guide wheel, the second guide wheel, the third guide wheel and the fourth guide wheel, the diamond sand wire comprises a first sand wire section, a second sand wire section and a third sand wire section, one end of the first sand wire section is connected with the rotary disc, the other end of the first sand wire section is connected with a through hole of one torsion releasing device, a connecting ring of one torsion releasing device is connected with one end of the second sand wire section, the other end of the second sand wire section is connected with a connecting ring of the other torsion releasing device, a through hole 1 of the other torsion releasing device is connected with one end of the third sand wire section, and the other end of the third sand wire section.

Specifically, a first guide wheel, a second guide wheel, a third guide wheel and a fourth guide wheel are respectively arranged at four square corners, the turntable is arranged at one side of the four guide wheels, and the diamond sand line sequentially passes through the turntable, the first guide wheel, the second guide wheel, the third guide wheel and the fourth guide wheel and then returns to the turntable. The diamond sand line is divided into three sections, namely a first sand line section, a second sand line section and a third sand line section, one end of the first sand line section is fixed on the rotary table through a screw, the other end of the first sand line section is connected to a through hole of one torsion releasing device, one end of the second sand line section is connected to a connecting ring of one torsion releasing device, the other end of the second sand line section is connected to a connecting ring of the other torsion releasing device, one end of the third sand line section is connected to a through hole of the other torsion releasing device, and the other end of the third sand line section is fixed on the rotary table through a screw.

As the preferred scheme, carousel, first leading wheel, second leading wheel, third leading wheel and fourth leading wheel syntropy rotate in order to drive the diamond sand line and rotate.

Specifically, the axis of rotation of carousel is connected with the motor, and the rotation of motor drives the carousel and rotates, and the diamond sand line of winding on the carousel passes through first leading wheel, second leading wheel, third leading wheel and fourth leading wheel, twines back again on the carousel.

Preferably, a torsion release means is located between the turntable and the first idler wheel when the turntable is rotated clockwise to the first limit position.

Preferably, when the turntable rotates anticlockwise to the second limit position, another torsion releasing device is positioned between the turntable and the fourth guide wheel.

Specifically, the rotation of motor drives the carousel and rotates, the diamond sand line of winding on the carousel loops through first leading wheel, the second leading wheel, third leading wheel and fourth leading wheel, twine back again on the carousel, when the carousel clockwise rotation is to first extreme position, when equipment moves an end of diamond sand line promptly, need commutate and can stop ten seconds, one makes torsion release position on the diamond sand line between carousel and the first leading wheel this moment, this torsion release just is in unsettled position, begin rotatory release torsion rapidly, then the switching-over continues the cutting. The rotation of motor drives the carousel and rotates, the diamond sand line that twines on the carousel loops through the fourth leading wheel, the third leading wheel, second leading wheel and first leading wheel, twine back again on the carousel, when the carousel anticlockwise rotation reaches the second extreme position, when equipment moves another end of diamond sand line promptly, need commutate and can stop ten seconds, another messenger torsion release is located the diamond sand line between carousel and the fourth leading wheel this moment, this torsion release just is in unsettled position, begin rotatory release torsion rapidly, then the switching-over continues the cutting.

Preferably, the lengths of the first sand line segment and the third sand line segment are both in the range of 1.4m to 1.6 m.

Specifically, the total length of the diamond sand line is 300 meters, and the diamond sand line is divided into a first sand line segment, a second sand line segment and a third sand line segment, wherein the first sand line segment and the third sand line segment are very short, the length ranges of the first sand line segment and the third sand line segment are 1.4m-1.6m, preferably 1.5m, the first sand line segment and the third sand line segment need to be wound on the rotary table in a loose manner, the torsion releasing device is convenient to release torsion, and the second sand line segment needs to be wound on the rotary table in a tight manner, so that the rock core is convenient to cut.

Examples

Fig. 1 shows a schematic structural view of a torsion release apparatus for preparing a core using a diamond sand line according to an embodiment of the present invention.

As shown in figure 1, the torsion releasing device for the diamond sand wire cutting machine comprises a shell 101 and a rotor, wherein opposite side surfaces of the shell 101 are respectively provided with an assembling hole and a connecting ring 102 used for connecting diamond sand wires, the rotor comprises a transverse plate 103 and a vertical rod 104 which are vertically connected, the transverse plate 103 is arranged in the shell 101, one end of the vertical rod 104 is connected to the transverse plate 103, the other end of the vertical rod 104 penetrates through the assembling hole to extend out of the shell 101, and the other end of the vertical rod 104 is provided with a through hole 105 used for connecting the diamond sand wires.

The torsion releasing device for the diamond sand wire cutting machine further comprises a plurality of balls 106, and the balls 106 are arranged between the transverse plate 103 of the rotor and the inner wall of the shell 101, so that the rotor can rotate in the shell 101 conveniently.

The housing 101 is cylindrical, and the horizontal plate 103 is circular.

Wherein the connection ring 102 is fixedly connected to one side surface of the housing 101 by a connection rod.

Example two

Figure 2 shows a schematic structural view of a core preparation device according to one embodiment of the present invention.

As shown in fig. 2, a core preparation apparatus includes a diamond wire cutter and a pair of torque release devices.

Wherein, the diamond sand wire cutting machine comprises a rotary table 11, a first guide wheel 12, a second guide wheel 13, a third guide wheel 14 and a fourth guide wheel 15 which are arranged in a ring shape, the diamond sand wire passes through the rotary table 11 and the first guide wheel 12 in sequence, the diamond sand line comprises a first sand line segment 16, a second sand line segment 17 and a third sand line segment 18, one end of the first sand line segment 16 is connected with the rotary table 11, the other end of the first sand line segment is connected with a through hole 105 of one torsion releasing device 10, a connecting ring 102 of one torsion releasing device 10 is connected with one end of the second sand line segment 17, the other end of the second sand line segment 17 is connected with a connecting ring 102 of the other torsion releasing device 20, the through hole 105 of the other torsion releasing device 20 is connected with one end of the third sand line segment 18, and the other end of the third sand line segment 18 is connected with the rotary table 11.

Wherein, the turntable 11, the first guide wheel 12, the second guide wheel 13, the third guide wheel 14 and the fourth guide wheel 15 rotate in the same direction to drive the diamond sand line to rotate.

Wherein a torsion releasing device 10 is located between the rotary disc 11 and the first guide wheel 12 when the rotary disc 11 is rotated clockwise to the first extreme position.

Wherein, when the rotating disc 11 rotates counterclockwise to the second limit position, another torsion releasing device 20 is located between the rotating disc 11 and the fourth guide wheel 15.

Wherein the length ranges of the first sand line segment 16 and the third sand line segment 18 are both 1.4m-1.6 m.

The working process of the core preparation device is as follows: the rotation of motor drives carousel 11 and rotates, the diamond sand line that twines on carousel 11 loops through first leading wheel 12, second leading wheel 13, third leading wheel 14 and fourth leading wheel 15, twine back on carousel 11 again, when carousel 11 clockwise rotates to first extreme position, when equipment moves an end of diamond sand line promptly, need commutate and can stay ten seconds, a torsion release device 10 is located on the diamond sand line between carousel 11 and first leading wheel 12 this moment, this torsion release device just is in unsettled position, begin the rotatory release torsion of rapidity, then the switching-over continues the cutting. The motor rotates to drive the turntable 11 to rotate, the diamond sand line wound on the turntable 11 sequentially passes through the fourth guide wheel 15, the third guide wheel 14, the second guide wheel 13 and the first guide wheel 12 and then is wound back on the turntable 11, when the turntable 11 rotates anticlockwise to the second limit position, namely, when the equipment runs to the other end of the diamond sand line, the equipment needs to be reversed and can stay for ten seconds, at the moment, another torsion releasing device 20 is located on the diamond sand line between the turntable 11 and the fourth guide wheel 15, the torsion releasing device is just in a suspended position, the torsion is quickly released in a rotating mode, and then the diamond sand line is reversed and continuously cut.

Having described embodiments of the present invention, the foregoing description is intended to be exemplary, not exhaustive, and not limited to the embodiments disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art without departing from the scope and spirit of the described embodiments.