CN211347606U - Ultrahigh-resolution shale sediment core sample splitter - Google Patents
Ultrahigh-resolution shale sediment core sample splitter Download PDFInfo
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- CN211347606U CN211347606U CN201921621409.XU CN201921621409U CN211347606U CN 211347606 U CN211347606 U CN 211347606U CN 201921621409 U CN201921621409 U CN 201921621409U CN 211347606 U CN211347606 U CN 211347606U
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Abstract
The utility model discloses an ultrahigh resolution shale sediment rock core sample splitter, which comprises a bottom plate, a screw rod lifter and an assembly frame; the screw rod lifter is arranged on the bottom plate; the assembly frame is fixed on the bottom plate and is used for clamping the sediment drilling sleeve; the jacking screw of the screw rod lifter is used for extending into the sediment drilling sleeve and jacking a sample in the sediment drilling sleeve out of the sediment drilling sleeve; when the driving worm in the screw rod lifter rotates for one circle, the stroke of the jacking screw rod is a preset value; the preset value is in the submillimeter range. The sample splitter utilizes the screw rod lifter to push out the sample in the sediment drilling sleeve, the stroke of the jacking screw rod in the screw rod lifter is short, and the separation of the sample deposited every year (namely the sample at the sub-millimeter level) is convenient to realize.
Description
Technical Field
The utility model relates to a deposit rock core sample splitter technical field, more specifically say, relate to an ultrahigh resolution mud deposit rock core sample splitter.
Background
At present, people increasingly face a series of environment and climate change events, and research on the change law of historical climate and environment provides important reference for understanding the interaction between the human and the environment, the mechanism of climate change and how the human deals with the future crisis, wherein, precious and detailed information of climate and environment change is recorded by sediments such as oceans, lakes, peat and the like, particularly, sediments such as Manqi lake and the like have annual veins of millimeter and submillimeter level, and the important information of the past climate and environment annual change and human activities is recorded. By taking borehole samples of these sediments, then dividing them at different time intervals and performing different analytical tests, it is possible to reconstruct the history of past climate environmental changes.
However, at present, for these core samples of sediments, samples are generally sampled at intervals of 1cm or 0.5cm and analyzed, and there is no sample splitter capable of realizing sub-millimeter level sampling, so that the samples deposited every year (the thickness is generally less than 1mm) cannot be segmented, and the deep knowledge of the high-resolution climate environment change rule and the relation between the climate environment change rule and the human activities in the past is seriously hindered.
In summary, how to provide a core sampler for muddy sediments to realize sub-millimeter level sampling is a problem to be solved urgently by those skilled in the art.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model provides an ultra-high resolution mud matter deposit rock core riffle sampler, it utilizes the lead screw lift to release the sample in the deposit drilling sleeve, and the stroke of jacking screw rod is short in the lead screw lift, is convenient for realize cutting apart the sample of every year deposit (be sub millimeter rank sample).
In order to achieve the above object, the utility model provides a following technical scheme:
an ultra-high resolution shale sediment core riffle includes:
a base plate;
a screw rod lifter mounted to the base plate;
the assembly frame is fixed on the bottom plate and used for clamping a sediment drilling sleeve;
the jacking screw rod of the screw rod lifter is used for extending into the sediment drilling sleeve and jacking a sample in the sediment drilling sleeve out of the sediment drilling sleeve; when the driving worm in the screw rod lifter rotates for one circle, the stroke of the jacking screw rod is a preset value; the preset value is in the submillimeter range.
Preferably, in the ultrahigh-resolution shale sediment core sampler, the preset value is 0.5 mm.
Preferably, in the above ultrahigh-resolution shale sediment core splitter, the assembling frame includes:
the upright post is fixed on the bottom plate;
the mounting bottom plate is sleeved and detachably fixed on the upright post; the mounting base plate is provided with a first insertion hole for inserting the sediment drilling sleeve;
the mounting top plate is sleeved and detachably fixed on the upright post, and the mounting top plate and the mounting bottom plate are arranged at intervals; the mounting top plate is provided with a second inserting hole for inserting the sediment drilling sleeve;
a clamp for securing to the sediment bore casing and sandwiched between the mounting base plate and the mounting top plate.
Preferably, in the ultrahigh-resolution argillaceous sediment core sampler, the clamp comprises a plurality of arc-shaped clamping pieces, the arc-shaped clamping pieces are connected through a fixing piece to form a clamping ring, and the clamping ring is used for being enclosed outside the sediment drilling casing and fixedly connected with the sediment drilling casing.
Preferably, in the ultrahigh-resolution shale sediment core sampler, a plurality of upright columns are arranged; the upright column comprises an upper part and a lower part which are fixedly connected, wherein the upper part is provided with an external thread, and the external diameter of the upper part is smaller than that of the lower part; the mounting bottom plate is sleeved on the upper part and falls on the upper end surface of the lower part; and the upper part is provided with a mounting nut which compresses the upper surface of the mounting top plate.
Preferably, in the ultrahigh-resolution shale sediment core splitter, the first insertion hole and the second insertion hole have the same aperture and the axes of the first insertion hole and the second insertion hole coincide with each other.
Preferably, the ultrahigh-resolution argillaceous sediment core sampler further comprises a gasket, and the gasket is mounted at the top end of the jacking screw and used for jacking the sample in the sediment drilling casing.
Preferably, in the ultrahigh-resolution argillaceous sediment core sampler, the outer diameter of the gasket is the same as the inner diameter of the sediment borehole casing.
The utility model provides an ultrahigh resolution shale sediment rock core sample splitter, which comprises a bottom plate, a screw rod lifter and an assembly frame; the screw rod lifter is arranged on the bottom plate; the assembly frame is fixed on the bottom plate and is used for clamping the sediment drilling sleeve; the jacking screw of the screw rod lifter is used for extending into the sediment drilling sleeve and jacking a sample in the sediment drilling sleeve out of the sediment drilling sleeve; when the driving worm in the screw rod lifter rotates for one circle, the stroke of the jacking screw rod is a preset value; the preset value is in the submillimeter range.
When the ultrahigh-resolution argillaceous sediment core sampler is applied, a sediment drilling sleeve is clamped on the assembly frame, then the driving worm of the screw rod lifter is driven to rotate, the jacking screw rod of the screw rod lifter is pushed towards the inside of the sediment drilling sleeve, so that the sediment in the sediment drilling sleeve is extruded upwards in a submillimeter level, and then a special ceramic blade is used for scraping the extruded sediment sample, so that ultrahigh-resolution sampling is realized.
In addition, after sampling is completed each time, the sediment in the sediment drilling casing can be continuously extruded and scraped to a submillimeter level, and ultrahigh-resolution continuous sample separation is realized.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of an ultrahigh-resolution shale sediment core sampler provided by an embodiment of the present invention;
fig. 2 is an assembly view of a screw rod elevator and a base plate according to an embodiment of the present invention;
fig. 3 is an assembly view of a lead screw lifter and an assembly frame according to an embodiment of the present invention;
wherein, in fig. 1-3:
a screw elevator 1; a base plate 2; a column 3; mounting a bottom plate 4; installing a top plate 5; a clamp 6; a gasket 7; the sediment is drilled into the casing 8.
Detailed Description
The embodiment of the utility model discloses ultrahigh resolution mud matter deposit rock core riffle sampler, it utilizes the lead screw lift to release the sample in the deposit drilling sleeve, and the stroke of jacking screw rod is short in the lead screw lift, is convenient for realize cutting apart every year sedimentary sample (be sub millimeter rank sample).
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-3, an embodiment of the present invention provides an ultrahigh resolution shale sediment core sampler, which includes a bottom plate 2, a screw rod lifter 1, and an assembling frame; the screw rod lifter 1 is arranged on the bottom plate 2; the assembly frame is fixed on the bottom plate 2 and is used for clamping the sediment drilling sleeve 8; the jacking screw of the screw rod lifter 1 is used for extending into the sediment drilling sleeve 8 and jacking a sample in the sediment drilling sleeve 8 out of the sediment drilling sleeve 8; when the driving worm in the screw rod lifter rotates for one circle, the stroke of the jacking screw rod is a preset value; the preset value is in the submillimeter range.
When the ultrahigh-resolution argillaceous sediment core sampler is applied, the sediment drilling sleeve 8 is clamped on the assembly frame, then the driving worm of the screw rod elevator 1 is driven to rotate, the jacking screw rod of the screw rod elevator 1 is pushed towards the sediment drilling sleeve 8, so that the sediment in the sediment drilling sleeve 8 is extruded upwards in a submillimeter level, and then a special ceramic blade is used for scraping the extruded sediment sample, so that ultrahigh-resolution sample separation is realized.
In addition, after sampling is completed each time, the sediment in the sediment drilling casing 8 can be continuously extruded and scraped to a submillimeter level, and ultrahigh-resolution continuous sample separation is realized. And when sampling every time, the user can control the rotation turns of the driving worm according to the preset value and the thickness of the sample deposited every year. Specifically, the preset value may be set to 0.5mm or other values, and the embodiment is not limited. The driving worm is provided with a handle, and a user can directly rotate the handle during application.
The above-mentioned assembly frame includes:
the upright column 3 is fixed on the bottom plate 2;
the mounting bottom plate 4 is sleeved and detachably fixed on the upright post 3; the mounting base plate 4 is provided with a first inserting hole for inserting the sediment drilling sleeve 8;
the mounting top plate 5 is sleeved and detachably fixed on the upright post 3, and the mounting top plate 5 and the mounting bottom plate 4 are arranged at intervals; a second plug-in hole for plugging a sediment drilling sleeve 8 is formed in the mounting top plate 5;
the clamp 6, the clamp 6 is used for fixing on the sediment drilling sleeve 8 and is clamped by the mounting bottom plate 4 and the mounting top plate 8.
In order to ensure that the jacking screw rod smoothly and completely pushes out the sample in the sediment drilling sleeve 8, the axial direction of the jacking screw rod is parallel to the axial direction of the sediment drilling sleeve 8 clamped on the assembly frame, and the axial lines of the further jacking screw rod and the sediment drilling sleeve 8 are coincident.
In the ultrahigh-resolution argillaceous sediment core sampler, the clamp 6 comprises a plurality of arc-shaped clamping pieces which are connected through a fixing piece to form a clamping ring, and the clamping ring is used for being enclosed outside the sediment drilling sleeve 8 and fixedly connected with the sediment drilling sleeve.
The upright columns 3 are multiple, and each upright column 3 is respectively welded or respectively fixedly connected with the bottom plate 2 through a fixing piece. The upright column 3 comprises an upper part and a lower part which are fixedly connected, wherein the upper part is provided with an external thread, and the external diameter of the upper part is smaller than that of the lower part; the upper part and the lower part are coaxial; the mounting bottom plate 4 is sleeved on the upper part and falls on the upper end surface of the lower part; the upper part is provided with a mounting nut, and the mounting nut is pressed against the upper surface of the mounting top plate 5.
During clamping, the sediment drilling sleeve 8 is inserted into the first insertion hole, each arc-shaped clamping piece is arranged outside the sediment drilling sleeve 8 in a ring mode, the adjacent arc-shaped clamping pieces are connected through the fixing pieces until the clamping ring is fixed on the sediment drilling sleeve 8, and the clamping ring falls on the installation bottom plate 4; and sleeving the mounting top plate 5 on the sediment drilling sleeve 8 and the upper part, and screwing the mounting nut on the upper part until the mounting nut tightly presses the mounting top plate 5, the clamping ring, the mounting bottom plate 4 and the lower part.
The first inserting hole and the second inserting hole are identical in aperture, and the axes of the first inserting hole and the second inserting hole are overlapped. The aperture of first cartridge hole is the same with deposit drilling sleeve 8's external diameter, and the user can choose suitable installation roof 5, mounting plate 4 and anchor clamps for use according to deposit drilling sleeve 8's external diameter during the application to realize changing through dismantling mounting nut, convenient to use, and be applicable to the deposit drilling sleeve 8 of multiple external diameter.
Further, as in the ultra-high resolution argillaceous sediment core sampler, the sampler also comprises a gasket 7, wherein the gasket 7 is installed at the top end of the jacking screw rod and used for jacking the sample in the sediment drilling casing 8. The outer diameter of the spacer 7 is dimensioned the same as the inner diameter of the sediment borehole casing 8. Specifically, a screw rod protection tube is arranged outside the jacking screw rod, and the gasket 7 is placed at the top end of the screw rod protection tube. When applied, the user can replace the gasket 7 of the appropriate size as required.
Specifically, the jacking screw is arranged along the vertical direction and is positioned below the sediment drilling sleeve 8. The screw rod lifter 1 is fixed on the bottom plate 2 in an inverted mode and is convenient to disassemble and replace through bolt assembly.
The sample divider that this embodiment provided is used for carrying out submillimeter level branch appearance to sediment drilling samples such as ocean, lake and peat, convenient operation, and branch appearance is accurate, can realize submillimeter level's continuous branch appearance, provides probably for utilizing sediment sample to rebuild the research in annual environment and ancient climate change field, will lead the development direction in this research field in the future.
The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (8)
1. The utility model provides an ultra-high resolution argillaceous deposit rock core riffle sampler which characterized in that includes:
a base plate;
a screw rod lifter mounted to the base plate;
the assembly frame is fixed on the bottom plate and used for clamping a sediment drilling sleeve;
the jacking screw rod of the screw rod lifter is used for extending into the sediment drilling sleeve and jacking a sample in the sediment drilling sleeve out of the sediment drilling sleeve; when the driving worm in the screw rod lifter rotates for one circle, the stroke of the jacking screw rod is a preset value; the preset value is in the submillimeter range.
2. The ultra-high resolution shale sediment core splitter as claimed in claim 1, wherein the predetermined value is 0.5 mm.
3. The ultra-high resolution shale deposit core splitter as claimed in claim 1, wherein the assembly frame comprises:
the upright post is fixed on the bottom plate;
the mounting bottom plate is sleeved and detachably fixed on the upright post; the mounting base plate is provided with a first insertion hole for inserting the sediment drilling sleeve;
the mounting top plate is sleeved and detachably fixed on the upright post, and the mounting top plate and the mounting bottom plate are arranged at intervals; the mounting top plate is provided with a second inserting hole for inserting the sediment drilling sleeve;
a clamp for securing to the sediment bore casing and sandwiched between the mounting base plate and the mounting top plate.
4. The ultra-high resolution shale sediment core splitter as claimed in claim 3, wherein the clamp comprises a plurality of arc-shaped clamping pieces, the arc-shaped clamping pieces are connected through a fixing piece to form a clamping ring, and the clamping ring is used for being enclosed outside the sediment drilling casing and fixedly connected with the sediment drilling casing.
5. The ultra-high resolution shale sediment core splitter as claimed in claim 4, wherein the number of the columns is plural; the upright column comprises an upper part and a lower part which are fixedly connected, wherein the upper part is provided with an external thread, and the external diameter of the upper part is smaller than that of the lower part; the mounting bottom plate is sleeved on the upper part and falls on the upper end surface of the lower part; and the upper part is provided with a mounting nut which compresses the upper surface of the mounting top plate.
6. The ultra-high resolution shale sediment core splitter as claimed in claim 3, wherein the first and second insertion holes are the same in bore diameter and have their axes coincident.
7. The ultra-high resolution shale sediment core splitter as claimed in claim 1, further comprising a spacer, wherein the spacer is mounted on the top end of the jacking screw and is used for jacking the sample in the sediment borehole casing.
8. The ultra-high resolution shale sediment core splitter as claimed in claim 7, wherein an outer diameter of the spacer is the same size as an inner diameter of the sediment borehole casing.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921621409.XU CN211347606U (en) | 2019-09-26 | 2019-09-26 | Ultrahigh-resolution shale sediment core sample splitter |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921621409.XU CN211347606U (en) | 2019-09-26 | 2019-09-26 | Ultrahigh-resolution shale sediment core sample splitter |
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| CN211347606U true CN211347606U (en) | 2020-08-25 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110530699A (en) * | 2019-09-26 | 2019-12-03 | 中国科学技术大学 | A kind of ultrahigh resolution argillaceous sediment rock core riffle sampler |
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- 2019-09-26 CN CN201921621409.XU patent/CN211347606U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110530699A (en) * | 2019-09-26 | 2019-12-03 | 中国科学技术大学 | A kind of ultrahigh resolution argillaceous sediment rock core riffle sampler |
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