CN215218250U - Rock core sample preparation device - Google Patents
Rock core sample preparation device Download PDFInfo
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- CN215218250U CN215218250U CN202121748319.4U CN202121748319U CN215218250U CN 215218250 U CN215218250 U CN 215218250U CN 202121748319 U CN202121748319 U CN 202121748319U CN 215218250 U CN215218250 U CN 215218250U
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- die
- clamping plate
- core sample
- sample preparation
- holes
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- 238000002360 preparation method Methods 0.000 title claims abstract description 20
- 239000011435 rock Substances 0.000 title abstract description 10
- 238000003825 pressing Methods 0.000 claims abstract description 44
- 238000000465 moulding Methods 0.000 claims description 9
- 238000009434 installation Methods 0.000 claims description 8
- 230000006835 compression Effects 0.000 claims description 6
- 238000007906 compression Methods 0.000 claims description 6
- 239000011159 matrix material Substances 0.000 claims description 6
- 230000005389 magnetism Effects 0.000 claims description 3
- 238000004088 simulation Methods 0.000 abstract description 10
- 238000007493 shaping process Methods 0.000 abstract 2
- 230000001629 suppression Effects 0.000 abstract 1
- 239000002689 soil Substances 0.000 description 8
- 238000011161 development Methods 0.000 description 5
- 239000011148 porous material Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000000748 compression moulding Methods 0.000 description 1
- 230000001066 destructive effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
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Abstract
The utility model discloses a rock core sample preparation facilities relates to rock core sample preparation technical field. The utility model comprises a top plate, a clamping plate and a bottom plate which are arranged from top to bottom in sequence, wherein the top plate and the bottom plate are respectively connected through a plurality of stand columns, and the stand columns pass through the clamping plate and are in sliding connection with the clamping plate; a plurality of pressing columns which vertically extend downwards and are parallel to each other are arranged on the lower surface of the top plate; a pressing die is arranged on the upper surface of the clamping plate corresponding to the pressing column, a plurality of forming holes are formed in the pressing grinding tool, and the inner diameters of the forming holes are in tolerance fit or interference fit with the outer diameter of the pressing column; and the bottom plate is provided with a driving device for driving the clamping plate to move up and down. The utility model discloses a rock core sample preparation facilities realizes a plurality of rock core samples simultaneous forming through suppression post and shaping hole, improves its uniformity and shaping efficiency, does benefit to developing of physical simulation experiment side by side.
Description
Technical Field
The utility model relates to a sewage treatment technical field, in particular to rock core sample preparation facilities.
Background
The core sample is used for understanding and mastering a geological micro pore structure, a micro flow mechanism and a micro flow rule, and has great scientific guiding significance for the development of a compact oil and gas reservoir. For this reason, the core needs to be analyzed several destructive tests. However, the actual cores are removed from the ground with a very limited number of millions of dollars of invested wells. In addition, the core is a natural sample "prepared" by nature, and its mineral composition, pore structure, etc. are very complex. Each core is different, and cores in the same batch and with similar internal pore structures cannot be found to carry out parallel physical simulation experiments, so that the physical simulation research of oil gas in the internal pores of the cores is restricted.
Therefore, in order to reduce the cost and facilitate the development of parallel physical simulation experiments, rock stratum soil or prepared sandy soil is usually adopted to be pressed into a columnar core sample in the core sample simulation experiment process for the physical simulation experiment. However, the existing rock core sample is low in compression molding efficiency and poor in consistency, and parallel physical simulation experiments are not easy to develop.
SUMMERY OF THE UTILITY MODEL
The application aims to overcome the problems in the prior art and provides a core sample preparation device.
In order to realize the purpose of the utility model, the application provides the following technical scheme: a core sample preparation device comprises a top plate, a clamping plate and a bottom plate which are sequentially arranged from top to bottom, wherein the top plate and the bottom plate are respectively connected through a plurality of stand columns, and the stand columns penetrate through the clamping plate and are in sliding connection with the clamping plate; a plurality of pressing columns which vertically extend downwards and are parallel to each other are arranged on the lower surface of the top plate; a pressing die is arranged on the upper surface of the clamping plate corresponding to the pressing column, a plurality of forming holes are formed in the pressing grinding tool, and the inner diameters of the forming holes are in tolerance fit or interference fit with the outer diameter of the pressing column; and the bottom plate is provided with a driving device for driving the clamping plate to move up and down. In the technical scheme, the multiple core samples are formed simultaneously through the pressing column and the forming holes, so that the consistency and the forming efficiency are improved, and development of parallel physical simulation experiments is facilitated.
Further, the compression columns are in a matrix array; the molding holes are in a matrix array.
Further, the pressing die comprises a base, and a left half die, a center half die and a right half die which are sequentially arranged on the base; dividing the forming holes into semi-cylindrical half holes by a plane passing through the axis of each row of forming holes; one side of each of the left half die and the right half die is provided with a row of half holes of the forming holes; two sides of the central half mould are respectively provided with a row of half holes of the forming holes; the side surfaces of the left half mould, the center half mould and the right half mould, which are provided with the half holes, are smooth planes; the left half mould, the center half mould and the right half mould are detachably connected through a plurality of bolts; the left half die, the right half die and/or the center half die are detachably connected with the base through bolts.
The pressing mould adopts a split mould, so that the core sample is convenient to take out, and the core sample is prevented from being damaged in the taking-out process; meanwhile, the plane where the axis of each row of forming holes is located is used as a dividing line between the half dies, so that the core sample taking efficiency and the consistency of the core sample taken out are improved.
Furthermore, a left mounting hole penetrating through the left half mould is respectively formed in the side surface and the top surface of the left half mould; the side surface and the top surface of the half mold are respectively provided with a right mounting hole penetrating through the right half mold; threaded holes are formed in the central half mold and the base; the left half die is connected with the central half die through a bolt which passes through a left mounting hole arranged on the side surface of the left half die and is in threaded connection with a threaded hole on the central half die; the left half die is connected with the central half die through a bolt which passes through a left mounting hole arranged on the top surface of the left half die and is in threaded connection with a threaded hole on the base; the right half die is connected with the central half die through a bolt which passes through a right mounting hole arranged on the side surface of the right half die and is in threaded connection with a threaded hole on the central half die; the right half die is connected with the central half die through a bolt which passes through a right mounting hole arranged on the top surface of the right half die and is in threaded connection with a threaded hole on the base; the bolt sinks into the left mounting hole or the right mounting hole.
Furthermore, the base and the clamping plate are detachably connected, so that the base is convenient to replace and clean.
Furthermore, an installation groove which is in tolerance fit with the contour of the lower surface of the base is arranged on the clamping plate, and a magnetic strip with permanent magnetism is arranged in the installation groove; and a magnetic sheet is arranged below the base. The thickness of base is greater than the degree of depth of mounting groove, and the base side is provided with the handle of being convenient for take out the base. The base is arranged in the mounting groove, so that the base is convenient to position; and the magnetic installation is adopted, so that the installation steps are simplified, and the sliding of the base is avoided.
Furthermore, scales are arranged on the pressing columns, so that the sizes of the core samples with different heights can be conveniently and quickly positioned and determined, and the quality of the core samples can be improved.
Furthermore, a compression spring is sleeved on the upright post between the clamping plate and the top plate and is always kept compressed.
Furthermore, the driving device is a hydraulic pump, and the driving force of the driving device is more stable and adjustable, so that the pressurizing range of the driving device is adjustable between 1 MPa and 20 MPa.
Compared with the prior art, the utility model discloses a following beneficial effect has:
the application discloses a rock core sample preparation device which comprises a top plate, a clamping plate and a bottom plate which are sequentially arranged from top to bottom, wherein the top plate and the bottom plate are respectively connected through a plurality of stand columns, and the stand columns penetrate through the clamping plate and are in sliding connection with the clamping plate; a plurality of pressing columns which vertically extend downwards and are parallel to each other are arranged on the lower surface of the top plate; a pressing die is arranged on the upper surface of the clamping plate corresponding to the pressing column, a plurality of forming holes are formed in the pressing grinding tool, and the inner diameters of the forming holes are in tolerance fit or interference fit with the outer diameter of the pressing column; and the bottom plate is provided with a driving device for driving the clamping plate to move up and down. In the technical scheme, the multiple core samples are formed simultaneously through the pressing column and the forming holes, so that the consistency and the forming efficiency are improved, and development of parallel physical simulation experiments is facilitated.
Drawings
Fig. 1 is a schematic diagram of a core sample preparation apparatus disclosed in some embodiments of the present disclosure;
fig. 2 is a schematic illustration of a pressed abrasive article according to some embodiments of the present disclosure;
fig. 3 is an exploded view of a left mold half, a center mold half, and a right mold half of a pressed abrasive article disclosed in some embodiments of the present invention;
the device comprises a top plate 1, a clamping plate 2, a bottom plate 3, a pressing column 4, a scale 41, a pressing die 5, a base 51, a left half die 52, a left mounting hole 521, a center half die 53, a threaded hole 531, a right half die 54, a right mounting hole 541, a forming hole 55, a half hole 551, a driving device 6, a bolt 7, an upright column 8 and a compression spring 81.
Detailed Description
The present invention will be described in further detail with reference to test examples and specific embodiments. However, it should not be understood that the scope of the above-mentioned subject matter is limited to the following embodiments, and all the technologies realized based on the present invention are within the scope of the present invention.
Example 1
As shown in fig. 1, the embodiment discloses a core sample preparation device, which includes a top plate 1, a clamping plate 2 and a bottom plate 3, which are sequentially arranged from top to bottom, wherein the top plate 1 and the bottom plate 3 are respectively connected through a plurality of columns 8, and the columns 8 both penetrate through the clamping plate 2 and are slidably connected with the clamping plate 2; a plurality of pressing columns 4 which vertically extend downwards and are parallel to each other are arranged on the lower surface of the top plate 1; a pressing die 5 is arranged on the upper surface of the clamping plate 2 corresponding to the pressing column 4, a plurality of forming holes 55 are formed in the pressing die, and the inner diameter of each forming hole 55 is in tolerance fit or interference fit with the outer diameter of the pressing column 4; and a driving device 6 for driving the clamping plate 2 to move up and down is arranged on the bottom plate 3. In the technical scheme, the pressing column 4 and the forming hole 55 are used for simultaneously forming a plurality of core samples, so that the consistency and the forming efficiency are improved, and the development of parallel physical simulation experiments is facilitated.
When the device is used, the pressing mold 5 is arranged on the clamping plate 2, then the driving device 6 is started to drive the clamping plate 2 to move upwards, so that the pressing column 4 is partially embedded into the forming hole 55, then the driving device 6 is driven to drive the clamping plate 2 to move downwards, so that the pressing column 4 is withdrawn from the forming hole 55, and the positioning of the forming mold can be completed; then, filling sample soil or sandy soil for preparing the core sample into the forming holes 55, wherein the sample soil or sandy soil filled in each forming hole 55 is required to be identical or similar in quality and particle size distribution; then, the driving device 6 is started again, so that the pressing column 4 is inserted into the forming hole 55 to press and form the sample soil or sandy soil.
Preferably, the pressing columns 4 are in a matrix array; the molding holes 55 are in a matrix array.
Preferably, the drive means 6 may be a pneumatic or electric motor or a hydraulic pump. The hydraulic pump is preferred, the driving force of the hydraulic pump is more stable and adjustable, and the pressurizing range of the hydraulic pump is adjustable between 1 MPa and 20 MPa.
Example 2
On the basis of the above embodiments, in the present embodiment, as shown in fig. 2 and 3, the pressing mold 5 includes a base 51, and a left mold half 52, a center mold half 53 and a right mold half 54 sequentially mounted on the base 51; a plane passing through the axis of each row of molding holes 55 divides the molding holes 55 into half holes 551 in a semi-cylindrical shape; one side of each of the left half die 52 and the right half die 54 is provided with a half hole 551 with a row of molding holes 55; the two sides of the central half mold 53 are respectively provided with a row of half holes 551 of the molding holes 55; the side surfaces of the left half die 52, the central half die 53 and the right half die 54 provided with the half holes 551 are all smooth planes; the left half mould 52, the center half mould 53 and the right half mould 54 are detachably connected through a plurality of bolts 7; the left half 52 and the right half 54 and/or the center half 53 are detachably connected to the base 51 by bolts 7.
The pressing die 5 adopts a split die, so that the core sample is convenient to take out, and the core sample is prevented from being damaged in the taking-out process; meanwhile, the plane where the axis of each row of forming holes 55 is located is used as a dividing line between the half dies, so that the core sample taking efficiency and the consistency of the core samples taken out are improved.
Example 3
On the basis of the above embodiment, in the present embodiment, the left half mold 52 is provided with a left mounting hole 521 on the side surface and the top surface thereof, respectively, which penetrate through the left half mold 52; the side surface and the top surface of the half-mold are respectively provided with a right mounting hole 541 which penetrates through the right half-mold 54; threaded holes 531 are formed in the central half mold 53 and the base 51; the left half die 52 is connected with the central half die 53 through a bolt 7 which passes through a left mounting hole 521 arranged on the side surface of the left half die 52 and is in threaded connection with a threaded hole 531 on the central half die 53; the left half die 52 is connected with the central half die 53 through a bolt 7 which passes through a left mounting hole 521 arranged on the top surface of the left half die 52 and is in threaded connection with a threaded hole 531 on the base 51; the right half-die 54 is connected with the central half-die 53 through a bolt 7 which passes through a right mounting hole 541 arranged on the side surface of the right half-die 54 and is in threaded connection with a threaded hole 531 on the central half-die 53; the right half-die 54 is connected with the central half-die 53 through a bolt 7 which passes through a right mounting hole 541 arranged on the top surface of the right half-die 54 and is in threaded connection with a threaded hole 531 on the base 51; the bolt 7 is sunk into the left mounting hole 521 or the right mounting hole 541.
Example 4
On the basis of the above embodiments, in the present embodiment, the base 51 is detachably connected to the clamping plate 2, so that the base 51 can be replaced and cleaned conveniently.
Preferably, the detachable connection of the base 51 and the clamping plate 2 can be realized by bolts 7, snaps or magnetic elements.
Preferably, the splint 2 is provided with an installation groove which is in tolerance fit with the contour of the lower surface of the base 51, and a magnetic strip with permanent magnetism is arranged in the installation groove; a magnetic sheet is arranged below the base 51. The thickness of base 51 is greater than the degree of depth of mounting groove, and base 51 side is provided with the handle of being convenient for take out base 51. The base 51 is arranged in the mounting groove, so that the positioning of the base 51 is facilitated; the magnetic mounting is adopted, so that the mounting steps are simplified, and the sliding of the base 51 is avoided.
Example 5
On the basis of the above embodiment, in this embodiment, the pressing columns 4 are provided with the scales 41, so that the sizes of the core samples with different heights and the core samples with customized heights can be quickly positioned and determined, and the quality of the core samples can be improved.
Preferably, a compression spring 81 is sleeved on the upright post 8 between the clamping plate 2 and the top plate 1, and the compression spring 81 is kept compressed all the time.
The above detailed description describes the preferred embodiments of the present invention, but the present invention is not limited to the details of the above embodiments, and the technical idea of the present invention can be within the scope of the present invention, and can be right to the technical solution of the present invention, and these simple modifications all belong to the protection scope of the present invention.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (9)
1. The core sample preparation device is characterized by comprising a top plate (1), a clamping plate (2) and a bottom plate (3) which are sequentially arranged from top to bottom, wherein the top plate (1) and the bottom plate (3) are respectively connected through a plurality of stand columns (8), and the stand columns (8) penetrate through the clamping plate (2) and are in sliding connection with the clamping plate (2); a plurality of pressing columns (4) which vertically extend downwards and are parallel to each other are arranged on the lower surface of the top plate (1); a pressing die (5) is arranged on the upper surface of the clamping plate (2) corresponding to the pressing column (4), a plurality of forming holes (55) are formed in the pressing die, and the inner diameters of the forming holes (55) are in tolerance fit or interference fit with the outer diameter of the pressing column (4); and the bottom plate (3) is provided with a driving device (6) for driving the clamping plate (2) to move up and down.
2. Core sample preparation device as claimed in claim 1, characterized in that the pressing columns (4) are in a matrix array; the molding holes (55) are in a matrix array.
3. Core sample preparation device as claimed in claim 2, characterized in that the pressing die (5) comprises a base (51) and a left half-die (52), a central half-die (53) and a right half-die (54) mounted in sequence on the base (51); dividing the molding holes (55) into semi-cylindrical half holes (551) through a plane passing through the axis of each row of molding holes (55); one side of each of the left half mold (52) and the right half mold (54) is provided with a row of half holes (551) of the forming holes (55); the two sides of the central half die (53) are respectively provided with a row of half holes (551) of the forming holes (55); the side surfaces of the left half mould (52), the center half mould (53) and the right half mould (54) provided with the half holes (551) are smooth planes; the left half mould (52), the center half mould (53) and the right half mould (54) are detachably connected through a plurality of bolts (7); the left half die (52), the right half die (54) and/or the central half die (53) are detachably connected with the base (51) through bolts (7).
4. The core sample preparation device as recited in claim 3, characterized in that the left half mold (52) is provided with left mounting holes (521) on its side and top surfaces, respectively, which penetrate the left half mold (52); the side surface and the top surface of the right half mould are respectively provided with a right mounting hole (541) which penetrates through the right half mould (54); threaded holes (531) are formed in the central half die (53) and the base (51); the left half die (52) is connected with the central half die (53) through a bolt (7) which passes through a left mounting hole (521) arranged on the side surface of the left half die (52) and is in threaded connection with a threaded hole (531) on the central half die (53); the left half die (52) is connected with the central half die (53) through a bolt (7) which passes through a left mounting hole (521) arranged on the top surface of the left half die (52) and is in threaded connection with a threaded hole (531) on the base (51); the right half die (54) is connected with the central half die (53) through a bolt (7) which passes through a right mounting hole (541) arranged on the side surface of the right half die (54) and is in threaded connection with a threaded hole (531) on the central half die (53); the right half die (54) is connected with the central half die (53) through a bolt (7) which passes through a right mounting hole (541) arranged on the top surface of the right half die (54) and is in threaded connection with a threaded hole (531) on the base (51); the bolt (7) sinks into the left mounting hole (521) or the right mounting hole (541).
5. Core sample preparation device as claimed in claim 3, characterized in that the base (51) is detachably connected to the clamping plate (2).
6. The core sample preparation device as claimed in claim 5, wherein the clamping plate (2) is provided with an installation groove which is in tolerance fit with the contour of the lower surface of the base (51), and a magnetic strip with permanent magnetism is arranged in the installation groove; a magnetic sheet is arranged below the base (51).
7. Core sample preparation device as claimed in any one of claims 1 to 6, characterized in that the pressing columns (4) are each provided with a scale (41).
8. Core sample preparation device as claimed in claim 1, characterized in that a compression spring (81) is fitted over the column (8) between the clamping plate (2) and the top plate (1).
9. Core sample preparation device as claimed in claim 1, characterized in that the drive means (6) is a hydraulic pump.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121748319.4U CN215218250U (en) | 2021-07-29 | 2021-07-29 | Rock core sample preparation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121748319.4U CN215218250U (en) | 2021-07-29 | 2021-07-29 | Rock core sample preparation device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215218250U true CN215218250U (en) | 2021-12-17 |
Family
ID=79429121
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121748319.4U Expired - Fee Related CN215218250U (en) | 2021-07-29 | 2021-07-29 | Rock core sample preparation device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215218250U (en) |
-
2021
- 2021-07-29 CN CN202121748319.4U patent/CN215218250U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20211217 |