CN110186730A - Unconsolidated core sample and preparation method thereof - Google Patents
Unconsolidated core sample and preparation method thereof Download PDFInfo
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- CN110186730A CN110186730A CN201910497399.1A CN201910497399A CN110186730A CN 110186730 A CN110186730 A CN 110186730A CN 201910497399 A CN201910497399 A CN 201910497399A CN 110186730 A CN110186730 A CN 110186730A
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- unconsolidated core
- core
- resin adhesive
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- unconsolidated
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
- G01N1/286—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q involving mechanical work, e.g. chopping, disintegrating, compacting, homogenising
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
- G01N1/32—Polishing; Etching
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
- G01N1/286—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q involving mechanical work, e.g. chopping, disintegrating, compacting, homogenising
- G01N2001/2873—Cutting or cleaving
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Abstract
The present invention provides a kind of unconsolidated core sample and preparation method thereof, preparation method includes: that columned unconsolidated core is put into container and is fully located in container；Transparent resin adhesive is poured into container, makes the outer surface of transparent resin adhesive covering unconsolidated core；Transparent resin adhesive is formed by curing the first substratum transparent, and container is connect to form entirety by the first substratum transparent with unconsolidated core；Cutting process is carried out to whole, the core sample of multiple preservations in the container is obtained, forms multiple unconsolidated core samples.The present invention is by being poured entire unconsolidated core using transparent resin adhesive, keep unconsolidated core whole fully wrapped around by transparent resin adhesive, after cured again in this way and cutting process, obtain multiple bore specimens, for obtaining a bore specimen merely with partial loose rock core in compared with the existing technology, the utilization efficiency of unconsolidated core is improved, and then improves the preparation efficiency of bore specimen, increases the bore specimen quantity obtained in subsequent process.
Description
Technical field
The present invention relates to technical field of geological exploration, a kind of preparation method in particular to unconsolidated core sample and
Use unconsolidated core sample made of this method.
Background technique
In existing geological drilling coring field, after unconsolidated core takes out from shaft bottom, it is typically put into container and carries out at encapsulating
Reason and curing process are to obtain corresponding bore specimen.Since the unconsolidated core after extraction is cylindrical, will solidify for convenience
Bore specimen afterwards takes out from container, and a portion of unconsolidated core is generally only poured and solidified during cured,
For example transparent resin adhesive is only poured into the height of unconsolidated core radius, make the bore specimen formed after solidifying in semi-circular, body
Product is only the half of cylindric unconsolidated core before curing, is equivalent to has abandoned half unconsolidated core in this way, causing may be rear
Remaining sample lazy weight in the work such as continuous research or exhibition, can not carry out the work such as multiple research or exhibition.And it loses
The unconsolidated core of abandoning causes the significant wastage to geologic information in kind, is difficult to the geology in kind obtained money especially for some
For material, lower utilization rate causes the quantity of the bore specimen obtained few, is unfavorable for the processing to the geologic information later period, research
And the development of the work such as preservation.
Summary of the invention
The present invention is directed to solve at least one of the technical problems existing in the prior art or related technologies.
For this purpose, it is an object of the present invention to provide a kind of preparation methods of unconsolidated core sample.
Unconsolidated core sample made of above-mentioned preparation method is used it is another object of the present invention to provide a kind of.
To achieve the above object, technical solution of the present invention provides a kind of preparation method of unconsolidated core sample, comprising:
The columned unconsolidated core is put into container by step S10, and the unconsolidated core is fully located in the container；Step
Transparent resin adhesive is poured into rapid S20, Xiang Suoshu container, the transparent resin adhesive is made to cover the outer surface of the unconsolidated core, and
The liquid level of the transparent resin adhesive is set to be higher than the highest point of the level height of the unconsolidated core；Step S40 is stood, and is made described
The transparent resin adhesive in container is formed by curing the first substratum transparent, and the container is connect to be formed with the unconsolidated core
It is whole；Step S50, along the longitudinal section of the container to it is described it is whole carry out cutting process, obtain multiple being stored in the container
Interior core sample forms multiple unconsolidated core samples.
Unconsolidated core, is first put into container by the preparation method for the unconsolidated core sample that technical solution of the present invention provides,
The container can accommodate the unconsolidated core completely, so that container can play mold when carrying out the processing of subsequent encapsulating
Effect, can effectively control the thickness that transparent resin adhesive is wrapped on the outer surface of the unconsolidated core, have after cured
Shape and size corresponding with container, in favor of work such as subsequent processing or observational studies；Then by the appearance
Transparent resin adhesive is poured into device, the transparent resin adhesive is made to cover the outer surface of the unconsolidated core, and makes the transparent resin
The liquid level of glue is higher than the highest point of the level height of the unconsolidated core, so that the transparent adhesive tape formed after transparent resin adhesive curing
Layer can wrap the complete columned unconsolidated core, to form a complete entirety, i.e., in the transparent tree
After rouge adhesive curing forms the first substratum transparent, the container is connect to form one with the unconsolidated core by the first substratum transparent
A entirety.Then cutting process is integrally carried out to this along the longitudinal section of container, cut direction is parallel to the columned pine
The central axis of rock core is dissipated, to obtain the core sample of multiple preservations in the container, forms multiple unconsolidated core marks
This.Wherein, the longitudinal section of container refers on the unconsolidated core and is parallel to cutting for the length direction of the unconsolidated core
Face.And bore specimen include unconsolidated core a portion and the substratum transparent that is covered on the unconsolidated core part and
Outermost partial containers.Treated that unconsolidated core is fixed in container for encapsulating, by cutting together with being arranged in pine
It dissipating rock core outer container and carries out cutting process together, container can also play good supporting role and fixed function to unconsolidated core,
Unconsolidated core fragmentation is further prevented, and then can guarantee the integrality after unconsolidated core cutting, so that unconsolidated core is long-term
It takes care of and utilizes and obtain effective guarantee.
In terms of existing technologies, since transparent resin adhesive has stable physical and chemical performance, the rock core mark because prepared by
This still saves the integrality of unconsolidated core and shown geologic feature out, and what is obtained after cutting process in this way is outer surface
On be covered with multiple bore specimens of substratum transparent, rather than be the frangible loose rock of a bore specimen and uncured processing
The heart.Meanwhile middle discard processing handles a portion with the unconsolidated core of curing process without encapsulating compared with the existing technology
For, this part of above-mentioned unconsolidated core is carried out encapsulating processing and curing process simultaneously by preparation method provided by the invention,
In the technology for obtaining former bore specimen, also obtain the unconsolidated core that this part for being covered with substratum transparent is formed on outer surface
It is prepared at bore specimen, additionally obtain a bore specimen.So as to avoid the waste to this partial loose rock core, into
And the utilization rate of this kind of geologic information of unconsolidated core is improved, more bore specimens can be obtained, for keeping for a long time, exhibition
It shows and more purposes such as observational study.On the other hand, for the unconsolidated core for being difficult to obtain individually, can accordingly subtract
Few sampling number and sampling cost, thus the technical solution that this method provides has high use value and economic value.
In addition, the preparation method in above-mentioned technical proposal provided by the invention can also have following additional technical feature:
In the above-mentioned technical solutions, in the step S50, to cutting process of the whole progress, two institutes are obtained
State unconsolidated core sample, respectively the first bore specimen and the second bore specimen.
In the present solution, the integral cutting that first substratum transparent, the container and the unconsolidated core are formed is at the
One bore specimen and the second bore specimen, to obtain two relatively independent bore specimens.Two bore specimens are relative to multiple
For bore specimen, shape is more complete, can meet a variety of needs such as long-term keeping, display and demonstration and observational study simultaneously.
In addition, only once being cut to the entirety, so not by integral cutting at the first bore specimen and the second bore specimen
Havoc can be caused to container, the sub- container that the container obtains after cutting process still has the value of recycling, can
Accordingly to reduce the manufacturing cost and use cost of container.For example, wherein the first bore specimen corresponds to the lower half of the unconsolidated core
Point, the second bore specimen corresponds to the top half of the unconsolidated core, is sleeved on sub- container on the first bore specimen so still
It can so utilize again, can be used for preparing an other bore specimen；Or the son on the first bore specimen will be sleeved on
Container and the sub- container being sleeved on the second bore specimen are bolted together to be utilized again, and repetition prepares the step of unconsolidated core sample
Suddenly, multiple bore specimens can be prepared again.
In the above-mentioned technical solutions, in the step S50, the central axial direction along the unconsolidated core is cut
Processing；Wherein, the container is U-shaped crystal box, and the unconsolidated core is in cylindrical type, first bore specimen edge made
The cross section semicircular in shape of length direction, the cross section of second bore specimen along its length are in rectangle.
In the prior art, the container for being used to prepare bore specimen is usually semicircle crystal box, i.e., crystal box is perpendicular to it
The section semicircular in shape of length direction, therefore the bore specimen being prepared is the bore specimen of cross section semicircular in shape, it is transversal
Face refers to the section on the length direction on unconsolidated core and perpendicular to unconsolidated core.By being carried out to semicircle crystal box
Increase, available U-shaped crystal box, is carried out using cutting machine along the unconsolidated core central axial direction in cutting process
It is longitudinally cutting, on the basis of the bore specimen of cross section semicircular in shape can be prepared, cross section can also be obtained in square
The bore specimen of shape, for the bore specimen of rectangle is compared to semicircular bore specimen, outer surface is plane, monolithic stability
Property it is more preferable, be more convenient save keeping.On the other hand, two bore specimens obtained, see to one of bore specimen
When examining research, it may be further processed, at this moment another bore specimen can be used as reference object, so that
When carrying out achive keeping, existing data have reference in kind again.Optionally, it can be covered by the bore specimen outer surface to rectangle
The first substratum transparent processed, so that the shape of the bore specimen of rectangle is become semicircle, be equivalent to available two in this way
A semicircular bore specimen can provide more like reference object in kind.
On the other hand, the U-shaped crystal box after cutting is cut into a semi-circular crystal box and a rectangle crystal box,
Semi-circular crystal box therein can also be reused, and prepare a bore specimen using method in the prior art.Together
Semi-circular crystal box and rectangle crystal box can also be bolted together recycling by sample, repeat provided by the invention to prepare rock core
The method of sample.
Optionally, in cutting process, water is persistently added to the cutting position of the unconsolidated core, can be played dust-proof and cold
But effect.Wherein, water is also possible to coolant liquid etc..In addition after cutting, first bore specimen and described is cleaned
The cut surface of second bore specimen can be subsequent preparation process, for example sanding and polishing processing, encapsulating processing or storage are protected
Deposit and etc. be ready work, can also be played by burr part on clean cut face or offcut reduce it is subsequent
Sanding and polishing step working strength effect.
In the above-mentioned technical solutions, the preparation method further include: step S60 carries out second bore specimen
Cutting process obtains multiple rectangle section preparations or multiple rectangular block shape samples.
Second bore specimen is the strip bore specimen of rectangular in cross-section along its length, to the rock core mark of rectangle
This progress cutting process, the rectangle section preparation or rectangular block shape sample of available small volume are larger compared to volume
Semicircular bore specimen for, the progress of more conducively certain research work.Such as the relatively small rectangular block shape mark of volume
Originally it is more suitable for being placed on rock core comprehensive scanning instrument and carries out scanning work；The relatively small rectangle section preparation of volume is more suitable for sealing
Sample is dressed up to be shown.It can also be appreciated that the memory space that the bore specimen of small volume occupies is also smaller, in this way
Memory space can be saved, or more bore specimens can be saved in an equal amount of memory space；In addition it is being opened up
Look at displaying when, section preparation is more favorable for intuitively observing, and to be substantially better than semicircular bore specimen.
In any of the above-described technical solution, the preparation method further include: step S70, to first bore specimen
Cut surface and second bore specimen cut surface carry out sanding and polishing processing.
Generally in directly observing or studying, generally select than more visible, smooth and complete one side as rock core mark
This display surface is more favorable for directly by the polishing grinding to cut surface to obtain the smooth bore specimen of cut surface
Observation and research.Meanwhile the polishing grinding processing step carried out to cut surface can be used as the pre-treatment step before encapsulating processing,
Smooth degree on cut surface has been largely fixed the clear journey of the cured substratum transparent of transparent resin adhesive after encapsulating
Degree.Bore specimen is more clear and then carrying out polishing grinding processing to cut surface vivid, be more advantageous to observation rock core mark
This interior details, thus with higher scientific research value.In this way, can be more advantageous by the polishing grinding to cut surface
In observation, research and display and demonstration to bore specimen, more intuitive observation geological condition is to obtain more accurate geology
Information.
It optionally, include: successively to be polished using multistage sand paper the cut surface of bore specimen in the step S70
The mesh number of polishing treatment, every grade of sand paper is sequentially increased, and each polishing time was at 1 to 2 minute.Due in grinding process technique,
The mesh number and its sequence of the sand paper of selection are very big to the effect and processing time effects of grinding process, right respectively by multistage sand paper
The cut surface of bore specimen carries out smooth processing, the processing of full mill, the completely processing of receipts sand trace and polishing treatment etc., to obtain the tool
There is the bore specimen of smooth cut surface.
In the above-mentioned technical solutions, the preparation method further include: step S80 uses transparent resin adhesive air exercise grinding and polishing
The cut surface of first bore specimen after light carries out encapsulating processing, makes the cut surface for being covered on first bore specimen
The transparent resin adhesive is formed by curing the second substratum transparent；And/or using transparent resin adhesive to described second after sanding and polishing
The cut surface of bore specimen carries out encapsulating processing, makes the transparent resin adhesive for being covered on the cut surface of second bore specimen
It is formed by curing the second substratum transparent.
After cutting process, there is no transparent resin on the cut surface of the cut surface of the first bore specimen and the second bore specimen
Glue, i.e. the first bore specimen and the second bore specimen are not covered by the substratum transparent by being formed after transparent resin adhesive curing, no
Conducive to the permanent preservation of unconsolidated core.As such, it is desirable to the cut surface of cut surface and the second bore specimen to the first bore specimen
Second of encapsulating processing is carried out, to form the second substratum transparent.Second substratum transparent is both the cut surface to the first bore specimen
With the protection of the cut surface of the second bore specimen, and to the processing of first time encapsulating be formed by the reinforcement of the first substratum transparent with
Supplement.It is combined together by the second substratum transparent and the first substratum transparent and package is formed to unconsolidated core, it is ensured that the first rock
The integrality of heart sample and the second bore specimen saves the possessive construction details on unconsolidated core to the full extent, with
Higher scientific research value, and the accuracy for every experimental test and analysis establishes strong basis.
It is understood that at the encapsulating that the cut surface of cut surface and the second bore specimen to the first bore specimen carries out
Reason, can both complete in sub- container, be put into corresponding mould after the first bore specimen and the second bore specimen can also being taken out
Casting is completed in tool.In addition the liquid level for the transparent resin adhesive being poured should be higher than that the highest point of the level height of cut surface.Optionally,
It is 1 millimeter to 10 millimeters high.
It can also be appreciated that the first substratum transparent and the second substratum transparent are wrapped in the outer surface of unconsolidated core, altogether
With to unconsolidated core formed protect so that the unconsolidated core being encapsulated in substratum transparent be more clear it is vivid, facilitate look in
Portion's details is very suitable for observation and shows and open up convenient for carrying out 360 ° omni-directional observation, and class with higher to unconsolidated core
It lookes at.
In any of the above-described technical solution, in the step S20, in the environment that temperature is 10 DEG C to 30 DEG C, use
The transparent resin adhesive is at the uniform velocity cast in the unconsolidated core surface；And/or the liquid level of the transparent resin adhesive is higher than the pine
Dissipate 1 millimeter to 10 millimeters of the highest point of the level height of rock core.
The transparent resin adhesive is evenly cast in the unconsolidated core surface can be reduced by control poring rate
Bubble formation of the transparent resin adhesive on the outer surface of the unconsolidated core, and then reduce transparent resin adhesive and formed after hardening
Substratum transparent in bubble generate, while transparent resin adhesive being made to be distributed as uniformly as possible in the outer surface of the unconsolidated core
On, be consistent the thickness that substratum transparent is formed by after the transparent resin adhesive curing on the outer surface of unconsolidated core, make from
And make substratum transparent more bright limpid, it is more favorable for the observation to unconsolidated core.It is of course also possible to carry out at sanding and polishing
Reason, so that the consistency of thickness of substratum transparent, in favor of observing and studying.Optionally, the first transparent adhesive tape after sanding and polishing processing
Layer and the second substratum transparent are with a thickness of 0.5 millimeter to 5 millimeters.
On the other hand, the High definition by the height of the transparent resin adhesive poured into more than the upper surface of unconsolidated core is in 1 milli
Transparent resin adhesive is very few to cause the substratum transparent after solidifying excessively thin to rice to both having avoided in the range of 10 millimeters, leads to rock core mark
The case where this generation leaks outside, in turn avoiding transparent resin adhesive excessively causes the substratum transparent after solidifying blocked up, influences to loose rock
The observing effect of the heart.Certainly, different molds, size are not quite similar, and the thickness for the slice being put into mold is also not quite similar,
It is adjusted so the amount of the transparent resin adhesive poured into mold also can according to need in the actual production process.
In any of the above-described technical solution, the preparation method, before the step S10 further include: step S101,
Surface cleaning processing is carried out to the unconsolidated core；Step S103 makes described loose in the environment that temperature is 10 DEG C to 30 DEG C
Rock core natural air drying, it is 5 to 10 days a length of when air-drying；The unconsolidated core after air-drying is numbered step S105.
Between the unconsolidated core is put into container, also there is the step of pre-treatment, by the unconsolidated core
Surface cleaning processing is carried out, so that the outer surface of unconsolidated core more neat and tidy, facilitates carry out subsequent processing；Wherein table
Face cleaning treatment may include removing the outer surface of offcut on unconsolidated core, smooth unconsolidated core, to be promoted
The exterior quality of unconsolidated core.
By air-drying, the moisture content in unconsolidated core is removed, prevents unconsolidated core after being prepared into bore specimen, loose rock
Interior portion cracking.It does not need that drying equipment in addition is arranged by natural air drying, cost of manufacture can be reduced.It is of course also possible to will
Unconsolidated core is dried as in baking oven or in heating room or under other conditions, and the unconsolidated core of corresponding different components,
Drying temperature and drying time will be different, and will not enumerate herein, due to can be realized the purpose of the present invention, and
It is not detached from design philosophy and objective of the invention, thus should all be within the scope of the present invention.
In any of the above-described technical solution, the preparation method, between the step S20 and the step S40 also
Include: step S31, shaking processing is carried out to the container, the transparent resin adhesive is made to be filled into the hole of the unconsolidated core
In；And/or step S32, vacuumize process is carried out to the container, to remove the air in the transparent resin adhesive.
By carrying out shaking processing to the container, transparent resin adhesive constantly flows around unconsolidated core, by mutual
CONTACT WITH FRICTION squeezes out the air in transparent resin adhesive and air and unconsolidated core hole itself in unconsolidated core gap.It is logical
Shaking processing is crossed, makes transparent resin adhesive in this process, is constantly filled into the gap between transparent resin adhesive and unconsolidated core
In, and be immersed in unconsolidated core itself hole in, can both reduce transparent resin adhesive in this way and be solidified into transparent protective layer
Bubble, the combination of transparent protective layer and unconsolidated core can also be made even closer, the bore specimen increased it is whole strong
Degree extends the preservation of bore specimen and uses the time.It, can also be with it is understood that shake processing either shaking motion
It is that vibration or shake or other unconsolidated cores for making covering transparent resin adhesive frequently occur to be displaced by a small margin in a short time
Movement etc..It is understood that shaking processing step synchronous with the encapsulating processing step can carry out, i.e., side is in loose rock
The heart shakes container while being poured transparent resin adhesive, comes into full contact with transparent resin adhesive and unconsolidated core, squeezes in casting process
Air in transparent resin adhesive and unconsolidated core gap out, improves the filling effect of transparent resin adhesive, makes transparent resin adhesive and pine
The combination for dissipating rock core is even closer.
Equally, the air in transparent resin adhesive and unconsolidated core gap can be further reduced by vacuumize process, with
And the air in unconsolidated core hole itself, the transparent resin adhesive that avoids of high degree are solidified into bubble in transparent protective layer
It generates, so that the combination between transparent protective layer and unconsolidated core more fastens, further extends the holding time of bore specimen.
In any of the above-described technical solution, the transparent resin adhesive is epoxide-resin glue and/or the unconsolidated core is glutinous
Native rock core or sand rock core.
In the technical scheme, epoxide-resin glue with after high bond strength, solidification have high rigidity, high chemical resistance,
Also there is anti-yellowing change effect, so that the holding time of bore specimen is more permanent.Certainly, transparent resin adhesive is also possible to have
Machine glass cement, phenolphthalein resin glue etc..
In the technical scheme, clay rock core or sand rock core can still accurately reflect after long-time saves
Geological conditions at that time, thus there is higher scientific research value.It is certainly not limited to clay rock core or sand rock core, is also applied for
Other kinds of unconsolidated core, will not enumerate herein, since these technical solutions can be realized the purpose of the present invention, and
Without being detached from design philosophy and objective of the invention, thus should all be within the scope of the present invention.
The technical solution of second aspect of the present invention provides a kind of unconsolidated core sample, using such as first aspect technical solution
Any one of described in the preparation method of unconsolidated core sample be made.
The unconsolidated core sample that the technical solution of second aspect of the present invention provides is appointed because using in first aspect technical solution
Preparation method described in one is made, thus has all beneficial effects possessed by any of the above-described technical solution, herein no longer
It repeats.
Additional aspect and advantage of the invention will become obviously in following description section, or practice through the invention
Recognize.
Detailed description of the invention
Above-mentioned and/or additional aspect of the invention and advantage will become from the description of the embodiment in conjunction with the following figures
Obviously and it is readily appreciated that, in which:
Fig. 1 shows the flow diagram of the preparation method of unconsolidated core sample described in one embodiment of the invention；
Fig. 2 shows the flow diagrams of the preparation method of unconsolidated core sample described in one embodiment of the invention；
Fig. 3 shows the flow diagram of the preparation method of unconsolidated core sample described in one embodiment of the invention；
Fig. 4 shows the flow diagram of the preparation method of unconsolidated core sample described in one embodiment of the invention；
Fig. 5 shows the flow diagram of the preparation method of unconsolidated core sample described in one embodiment of the invention；
Fig. 6 shows the preparation method of the unconsolidated core sample in some embodiments of the invention before step S10
Idiographic flow block diagram；
Fig. 7 shows the unconsolidated core sample in some embodiments of the invention between step S20 and step S40
The flow diagram of preparation method.
Specific embodiment
To better understand the objects, features and advantages of the present invention, with reference to the accompanying drawing and specific real
Applying mode, the present invention is further described in detail.It should be noted that in the absence of conflict, the implementation of the application
Feature in example and embodiment can be combined with each other.
In the following description, numerous specific details are set forth in order to facilitate a full understanding of the present invention, still, the present invention may be used also
To be implemented using other than the one described here other modes, therefore, protection scope of the present invention is not by described below
Specific embodiment limitation.
Below with reference to Fig. 1 to Fig. 7 to one kind of embodiment according to the present invention for unconsolidated core sample preparation method into
Row illustrates.
As shown in Figure 1, the embodiment of the present invention offer is used for unconsolidated core sample preparation method, comprising: step S10,
Columned unconsolidated core is put into container, and the unconsolidated core is fully located in the container；Step S20, to container
Transparent resin adhesive is inside poured into, the outer surface of transparent resin adhesive covering unconsolidated core is made, and the liquid level of transparent resin adhesive is made to be higher than pine
Dissipate the highest point of the level height of rock core；Step S40, the transparent resin adhesive in container are formed by curing the first substratum transparent, wherein
Container is connect to form entirety by the first substratum transparent with unconsolidated core；Step S50, along the longitudinal section of the container to the entirety
Cutting process is carried out, the core sample of multiple preservations in the container is obtained, forms multiple unconsolidated core samples.
What the embodiment of the present invention provided is used for unconsolidated core sample preparation method, and first unconsolidated core is put into container,
Container can accommodate unconsolidated core completely, so that container can play the role of mold, can when carrying out the processing of subsequent encapsulating
Effectively to control the thickness that transparent resin adhesive is wrapped on the outer surface of unconsolidated core, have after cured corresponding with container
Shape and size, in favor of work such as subsequent processing or observational studies；Then by pouring into transparent resin adhesive into container,
Make the outer surface of transparent resin adhesive covering unconsolidated core, and makes the liquid level of transparent resin adhesive higher than the level height of unconsolidated core
Highest point, so that the substratum transparent formed after transparent resin adhesive curing can wrap unconsolidated core, so that formation one is complete
Whole entirety, i.e., after transparent resin adhesive is formed by curing the first substratum transparent, by the first substratum transparent by container and loose rock
The heart is connected to form a whole；Then cutting process is integrally carried out to this along the longitudinal section of container, cut direction is parallel to circle
The central axis of the columnar unconsolidated core forms multiple institutes to obtain the core sample of multiple preservations in the container
State unconsolidated core sample.Wherein, the longitudinal section of container refers on the unconsolidated core and is parallel to the unconsolidated core
The section of length direction.And bore specimen includes a portion of unconsolidated core and is covered on saturating on the unconsolidated core part
Gelatin layer and in outermost partial containers.Treated that unconsolidated core is fixed in container for encapsulating, by cutting
Cutting process is carried out in unconsolidated core outer container together with being arranged, container can also play good supporting role to unconsolidated core
And fixed function, unconsolidated core fragmentation is further prevented, and then can guarantee the integrality after unconsolidated core cutting, so that loosely
The long-term keeping and utilization of rock core obtain effective guarantee.
In terms of existing technologies, since transparent resin adhesive has stable physical and chemical performance, the rock core mark because prepared by
This still saves the integrality of unconsolidated core and shown geologic feature out, and what is obtained after cutting process in this way is outer surface
On be covered with multiple bore specimens of substratum transparent, rather than be the frangible loose rock of a bore specimen and uncured processing
The heart.Meanwhile middle discard processing handles a portion with the unconsolidated core of curing process without encapsulating compared with the existing technology
For, the present invention provides preparation method, this part of above-mentioned unconsolidated core is subjected to encapsulating processing and curing process simultaneously,
The technical of former bore specimen is obtained, also obtains being formed the unconsolidated core institute for being covered with this part of substratum transparent on outer surface
The bore specimen being prepared into.So as to avoid the waste to this partial loose rock core, and then improve unconsolidated core this kind ofly
The utilization rate of matter data can obtain more bore specimens, more for keeping, display and demonstration and observational study etc. for a long time
Purposes.On the other hand, for the unconsolidated core for being difficult to obtain individually, sampling number and sampling cost can be accordingly reduced,
The embodiment that thus this method provides has high use value and economic value.
In other embodiments, in step s 50, cutting process is carried out to whole, obtains two unconsolidated core marks
This, respectively the first bore specimen and the second bore specimen.
The integral cutting that first substratum transparent, container and unconsolidated core are formed is at the first bore specimen and the second rock core mark
This, to obtain two relatively independent bore specimens.For multiple bore specimens, shape more adds two bore specimens
It is whole, a variety of needs such as long-term keeping, display and demonstration and observational study can be met simultaneously.In addition, by integral cutting at the first rock
Heart sample and the second bore specimen, i.e., only once cut, and havoc will not be caused to container, container is after cutting process
Obtained sub- container still has the value of recycling, can accordingly reduce the manufacturing cost and use cost of container.For example, wherein
One bore specimen corresponds to the lower half portion of unconsolidated core, and the second bore specimen corresponds to the top half of unconsolidated core, is set in this way
Sub- container on the first bore specimen still can utilize again, can be used for preparing an other bore specimen；Or
The sub- container being sleeved on the first bore specimen and the sub- container being sleeved on the second bore specimen are bolted together sharp again
With repetition the step of preparing unconsolidated core sample, multiple bore specimens can be prepared again.
Further, as shown in Fig. 2, in step s 50, the central axial direction along unconsolidated core carries out cutting process；
Wherein, container is U-shaped crystal box, and unconsolidated core is in cylindrical type, the cross section of the first bore specimen made along its length
Semicircular in shape, the cross section of the second bore specimen along its length are in rectangle.
In the prior art, be used to prepare bore specimen container be usually semicircle crystal box, i.e. crystal box along its length
The section semicircular in shape in direction, therefore the bore specimen being prepared is the bore specimen of cross section semicircular in shape, cross section refers to
Be section on length direction on unconsolidated core and perpendicular to unconsolidated core.By adding to semicircle crystal box
Height, available U-shaped crystal box carry out longitudinal cut along unconsolidated core central axial direction using cutting machine in cutting process
It cuts, on the basis of the bore specimen of cross section semicircular in shape can be prepared, the rock that cross section is in rectangle can also be obtained
Heart sample, for the bore specimen of rectangle is compared to semicircular bore specimen, outer surface is plane, and overall stability is more
It is good, it is more convenient to save keeping.On the other hand, two bore specimens obtained are ground carrying out observation to one of bore specimen
When studying carefully, it may be further processed, at this moment another bore specimen can be used as reference object, so that carrying out
When achive keeping, existing data have reference in kind again.Optionally, can be covered by the bore specimen outer surface to rectangle the
One substratum transparent is processed, and so that the shape of the bore specimen of rectangle is become semicircle, is equivalent to available two and half in this way
Circular bore specimen can provide more like reference object in kind.
Optionally, in cutting process, water is persistently added to the cutting position of unconsolidated core, can be played dust-proof and cooling
Effect.Wherein, water is also possible to coolant liquid etc..In addition after cutting, the first bore specimen and the second bore specimen are cleaned
Cut surface, can be subsequent preparation process, such as sanding and polishing processing, encapsulating processing or storage save and etc. carry out
Preparation, can also be played by burr part on clean cut face or offcut, which reduces subsequent sanding and polishing, walks
The effect of rapid working strength.
In some embodiments, as shown in figure 3, preparation method further include: step S60 cuts the second bore specimen
Processing is cut, multiple rectangle section preparations or multiple rectangular block shape samples are obtained.
Second bore specimen is the strip bore specimen of rectangular in cross-section along its length, to the bore specimen of rectangle into
Row cutting process, the rectangle section preparation or rectangular block shape sample of available small volume, biggish compared to volume half
For circular bore specimen, the progress of more conducively certain research work.For example the relatively small rectangular block shape sample of volume is more
Scanning work is carried out suitable for being placed on rock core comprehensive scanning instrument；The relatively small rectangle section preparation of volume is more suitable for being packaged into
Sample is shown.It, in this way can be with it can also be appreciated that the memory space that the bore specimen of small volume occupies is also smaller
Memory space is saved, or more bore specimens can be saved in an equal amount of memory space；In addition exhibition exhibition is being carried out
When showing, section preparation is more favorable for intuitively observing, and to be substantially better than semicircular bore specimen.
In some embodiments, as shown in figure 4, preparation method further include: step S70, the cutting to the first bore specimen
The cut surface of face and the second bore specimen carries out sanding and polishing processing.
Generally in directly observing or studying, generally select than more visible, smooth and complete one side as rock core mark
This display surface is more favorable for directly by the polishing grinding to cut surface to obtain the smooth bore specimen of cut surface
Observation and research.Meanwhile carrying out polishing grinding processing to cut surface is also the pre-treatment step before encapsulating processing, on cut surface
Smooth degree has been largely fixed the readability of the cured substratum transparent of transparent resin adhesive after encapsulating.By to cutting
It is vivid that face progress polishing grinding processing is more clear bore specimen in turn, and the inside for being more advantageous to observation bore specimen is thin
Section, thus with higher scientific research value.In this way, can be more advantageous to by the polishing grinding to cut surface to rock core mark
This observation, research and display and demonstration, more intuitive observation geological condition is to obtain more accurate geological information.
It optionally, include: that sanding and polishing is successively carried out using cut surface of the multistage sand paper to bore specimen in step S70
Processing, the mesh number of every grade of sand paper are sequentially increased, and each polishing time was at 1 to 2 minute.Due to selecting in grinding process technique
Sand paper mesh number and its sequence it is very big to the effect of grinding process and processing time effects, by multistage sand paper respectively to rock core
The cut surface of sample carries out smooth processing, the processing of full mill, the completely processing of receipts sand trace and polishing treatment etc., to obtain having smooth cut
The bore specimen of face.
Further, as shown in figure 5, preparation method further include: step S80, using transparent resin adhesive to sanding and polishing after
The first bore specimen cut surface carry out encapsulating processing, be covered on the transparent resin adhesive curing of the cut surface of the first bore specimen
Form the second substratum transparent；And/or it is filled using cut surface of the transparent resin adhesive to the second bore specimen after sanding and polishing
Glue processing, the transparent resin adhesive for being covered on the cut surface of the second bore specimen are formed by curing the second substratum transparent.
After cutting process, there is no transparent resin on the cut surface of the cut surface of the first bore specimen and the second bore specimen
Glue, i.e. the first bore specimen and the second bore specimen are not covered by the substratum transparent by being formed after transparent resin adhesive curing, no
Conducive to the permanent preservation of unconsolidated core.As such, it is desirable to the cut surface of cut surface and the second bore specimen to the first bore specimen
Second of encapsulating processing is carried out, to form the second substratum transparent.Second substratum transparent is both the cut surface to the first bore specimen
With the protection of the cut surface of the second bore specimen, and to the processing of first time encapsulating be formed by the reinforcement of the first substratum transparent with
Supplement.It is combined together by the second substratum transparent and the first substratum transparent and package is formed to unconsolidated core, it is ensured that the first rock
The integrality of heart sample and the second bore specimen saves the possessive construction details on unconsolidated core to the full extent, with
Higher scientific research value, the accuracy for every experimental test and analysis establish strong basis.
It is understood that at the encapsulating that the cut surface of cut surface and the second bore specimen to the first bore specimen carries out
Reason, can both complete in sub- container, be put into corresponding mould after the first bore specimen and the second bore specimen can also being taken out
Casting is completed in tool.In addition the liquid level for the transparent resin adhesive being poured should be higher than that the highest point of the level height of cut surface.Optionally,
It is 1 millimeter to 10 millimeters high.
It can also be appreciated that the first substratum transparent and the second substratum transparent are wrapped in the outer surface of unconsolidated core, altogether
With to unconsolidated core formed protect so that the unconsolidated core being encapsulated in substratum transparent be more clear it is vivid, facilitate look in
Portion's details is very suitable for observation and shows and open up convenient for carrying out 360 ° omni-directional observation, and class with higher to unconsolidated core
It lookes at.
Further, it in step S20, in the environment that temperature is 10 DEG C to 30 DEG C, is at the uniform velocity poured using transparent resin adhesive
Note is on unconsolidated core surface；And/or the liquid level of transparent resin adhesive is higher than 1 millimeter to 10 of the highest point of the level height of unconsolidated core
Millimeter.
Transparent resin adhesive is evenly cast in unconsolidated core surface can reduce transparent resin by control poring rate
Bubble formation of the glue on the outer surface of unconsolidated core, and then reduce transparent resin adhesive and be formed by substratum transparent after hardening
Bubble generate, while be distributed as uniformly as possible in transparent resin adhesive on the outer surface of unconsolidated core, make unconsolidated core
The thickness that substratum transparent is formed by after transparent resin adhesive curing on outer surface is consistent, make so that substratum transparent more
Add light limpid, is more favorable for the observation to unconsolidated core.It is of course also possible to be handled using sanding and polishing, so that substratum transparent
Consistency of thickness, in favor of observing and studying.Optionally, sanding and polishing processing after substratum transparent with a thickness of 0.5 millimeter to 5
Millimeter.
On the other hand, the High definition by the height of the transparent resin adhesive poured into more than the upper surface of unconsolidated core is in 1 milli
Transparent resin adhesive is very few to cause the substratum transparent after solidifying excessively thin to rice to both having avoided in the range of 10 millimeters, leads to rock core mark
The case where this generation leaks outside, in turn avoiding transparent resin adhesive excessively causes the substratum transparent after solidifying blocked up, influences to loose rock
The observing effect of the heart.Certainly, different molds, size are not quite similar, and the thickness for the slice being put into mold is also not quite similar,
It is adjusted so the amount of the transparent resin adhesive poured into mold also can according to need in the actual production process.
In some embodiments, as shown in fig. 6, before step S10, preparation method provided by the invention further include: step
Rapid S101 carries out surface cleaning processing to unconsolidated core；Step S103 makes loose in the environment that temperature is 10 DEG C to 30 DEG C
Rock core natural air drying, it is 5 to 10 days a length of when air-drying；Unconsolidated core after air-drying is numbered step S105.
Unconsolidated core is being put between in container, also there is the step of pre-treatment, by carrying out surface to unconsolidated core
Cleaning treatment, so that the outer surface of unconsolidated core more neat and tidy, facilitates carry out subsequent processing；Wherein at surface cleaning
Reason may include removing the outer surface of offcut on unconsolidated core, smooth unconsolidated core, to promote unconsolidated core
Exterior quality.
By air-drying, the moisture content in unconsolidated core is removed, prevents unconsolidated core is internal after being prepared into bore specimen from opening
It splits, does not need that drying equipment is in addition arranged by natural air drying, reduce cost of manufacture.It is of course also possible to by unconsolidated core as
It is dried in baking oven or in heating room or under other conditions, and the unconsolidated core of corresponding different components, drying temperature and dry
The dry time will be different, and will not enumerate herein, due to can be realized the purpose of the present invention, and not be detached from this hair
Bright design philosophy and objective, thus should all be within the scope of the present invention.
In some embodiments, as shown in fig. 7, between step S20 and step S40, preparation method provided by the invention
Further include: step S31 carries out shaking processing to container, is filled into transparent resin adhesive in the hole of unconsolidated core.
In some embodiments, as shown in fig. 7, between step S20 and step S40, preparation method provided by the invention
Further include: step S32 carries out vacuumize process to container, to remove the air in transparent resin adhesive.
By carrying out shaking processing to container, transparent resin adhesive constantly flows around unconsolidated core, passes through phase mutual friction
Contact squeezes out the air in transparent resin adhesive and air and unconsolidated core hole itself in unconsolidated core gap.Pass through rolling
Dynamic processing, makes transparent resin adhesive in this process, is constantly filled into the gap between transparent resin adhesive and unconsolidated core, with
And in the hole for being immersed in unconsolidated core itself, the gas that transparent resin adhesive is solidified into transparent protective layer can have both been reduced in this way
Bubble, can also make the combination of transparent protective layer and unconsolidated core even closer, the integral strength of the bore specimen increased prolongs
The preservation of long cores sample and use the time.It is understood that shaking processing either shaking motion, is also possible to vibrate
Or the movement being displaced by a small margin frequently occurs in a short time for shake or other unconsolidated cores for making covering transparent resin adhesive
Deng.It is understood that shaking processing step synchronous with encapsulating processing step can carry out, i.e., side is poured transparent to unconsolidated core
Resin glue side shake container, come into full contact with transparent resin adhesive and unconsolidated core, in casting process squeeze out transparent resin adhesive and
Air in unconsolidated core gap improves the filling effect of transparent resin adhesive, makes the combination of transparent resin adhesive and unconsolidated core more
Step up close.
Equally, the air in transparent resin adhesive and unconsolidated core gap can be further reduced by vacuumize process, with
And the air in unconsolidated core hole itself, the transparent resin adhesive that avoids of high degree are solidified into bubble in transparent protective layer
It generates, so that the combination between transparent protective layer and unconsolidated core more fastens, further extends the holding time of bore specimen.
In some embodiments, transparent resin adhesive is epoxide-resin glue and/or unconsolidated core is clay rock core or sand rock
The heart.
Since epoxide-resin glue is with having high rigidity, high chemical resistance after high bond strength, solidification, also there is yellowing-resistant
Effect, so that the holding time of bore specimen is more permanent.Certainly, transparent resin adhesive is also possible to organic glass glue, phenol
Phthalein resin glue etc..
Since clay rock core or sand rock core are after long-time saves, geology item at that time can be still accurately reflected
Part, thus there is higher scientific research value.It is certainly not limited to clay rock core or sand rock core, is also applied for other kinds of pine
Rock core is dissipated, will not enumerate herein, since these embodiments can be realized the purpose of the present invention, and be not detached from this hair
Bright design philosophy and objective, thus should all be within the scope of the present invention.
The embodiment of second aspect of the present invention provides a kind of unconsolidated core sample, appoints using in such as first aspect embodiment
The preparation method of unconsolidated core sample described in one is made.
The unconsolidated core sample that the embodiment of second aspect of the present invention provides, because using any one of first aspect embodiment
The preparation method is made, thus has all beneficial effects possessed by any of the above-described embodiment, and details are not described herein.
The preparation method of unconsolidated core sample provided by the present application is described in detail below with reference to a specific embodiment.
Currently, unconsolidated core as very important geologic information in kind, has long-term keeping archival value and repeats benefit
Preservation meaning.The rock core saved using casting can be effectively prevented rock core weathering, fracture, identify the influence such as unclear, prolongs
The long cores pot life facilitates preservation keeping, display and demonstration and the observational study of rock core.
For this purpose, the present invention provides a kind of preparation methods of unconsolidated core sample, mainly by putting after cleaning rock core
Enter in crystal box, be poured with epoxide-resin glue, be wrapped in epoxide-resin glue on the outer surface of unconsolidated core, waits adhesive curings
Rock core half is cut with cutting machine afterwards, crystal box core profile sanding and polishing, long-term keeping saves, and can be used for puting on display
It shows.So compared with the existing technology in obtain a bore specimen merely with partial loose rock core for, can additionally obtain
One bore specimen increases the bore specimen quantity of acquirement, improves the utilization efficiency of unconsolidated core and the system of bore specimen
Standby efficiency.
Embodiment one
Rock core (i.e. unconsolidated core) to be cast is cleaned and is checked by step S10.Cleaning: by rock core from core tray
Interior taking-up clears up core surface surface dust with tools such as hairbrush, rag, dust catchers.Verification: the volume of verification rock core label and rock core
Number, depth, box number etc. it is whether consistent.By after cleaning rock core and label be put into crystal box, and write on crystal box with oil pike
Upper box number.
Step S20 is slowly poured into crystal box when room temperature is about 10-30 degrees Celsius with configured epoxide-resin glue,
Make the outer surface of transparent resin adhesive covering unconsolidated core, and makes the liquid level of transparent resin adhesive higher than the level height of unconsolidated core
Highest point.
Step S32, crystal box is put into vacuum evacuation device, and starting device vacuumizes, and excludes the sky in epoxide-resin glue
Gas.After equal vacuum plants extract 1 hour time, crystal box is taken out, horizontal position is lain in.
Step S40 continues to keep between 10-30 degrees Celsius of room temperature, and preservative film is used in epoxy resin adhesive curing after about 24 hours
Cover crystal box surface.
Step S50 is cut the crystal box of casting with large-scale cutting machine along longitudinal direction, and guarantee core diameter is half
Cutting, half rock core is in semicircle crystal box, and half rock core is in rectangle crystal box.Cutting process uses water as cooling
Agent is slowly cut, and guarantee is cut straight.After cutting, rock core is dried rapidly with clean towel, and with oil pike in two parts crystal box
With core numbers and box number are finished writing on rock core.
Step S70 polishes the rock core in crystal box with sander, uses 240 mesh, 400 mesh, 800 respectively with model
Mesh, 1000 mesh, 1500 mesh, 2000 mesh Sand paper for polishing successively polish, each model polishing time is about 1 minute, polishing
It is smooth to core profile, it is glossy.It can be carried out again with water in bruting process.After rock core after sanding and polishing first washes with water,
Then towel is used.
Step S90 checks the rock core of rock core and core tray after casting, and confirmation does not misplace core tray, with guarantor
Fresh film is put in storage after the core surface after casting is carried out overlay film.
In conclusion the preparation method of unconsolidated core sample provided by the invention, saturating by using entire unconsolidated core
Bright resin glue is poured, and keeps unconsolidated core whole fully wrapped around by transparent resin adhesive, after cured again in this way and cutting process,
Obtain multiple bore specimens, compared with the existing technology in obtain a bore specimen merely with partial loose rock core for, additionally
A bore specimen is obtained, the bore specimen quantity of acquirement is increased, to improve the utilization efficiency and rock core of unconsolidated core
The preparation efficiency of sample avoids the waste of this kind of geologic information of unconsolidated core, can accordingly reduce sampling number and sampling cost,
Thus there is high economic value and use value.
In the present invention, term " first ", " second ", " third " are only used for the purpose of description, and should not be understood as indicating
Or imply relative importance；Term " multiple " then refers to two or more, unless otherwise restricted clearly.Term " installation ",
The terms such as " connected ", " connection ", " fixation " shall be understood in a broad sense, for example, " connection " may be a fixed connection, being also possible to can
Dismantling connection, or be integrally connected；" connected " can be directly connected, can also be indirectly connected through an intermediary.For this
For the those of ordinary skill in field, the specific meanings of the above terms in the present invention can be understood according to specific conditions.
In description of the invention, it is to be understood that the instructions such as term " on ", "lower", "left", "right", "front", "rear"
Orientation or positional relationship is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of the description present invention and simplification is retouched
It states, rather than the device or unit of indication or suggestion meaning must have specific direction, be constructed and operated in a specific orientation,
It is thus impossible to be interpreted as limitation of the present invention.
In the description of this specification, the description of term " one embodiment ", " some embodiments ", " specific embodiment " etc.
Mean that particular features, structures, materials, or characteristics described in conjunction with this embodiment or example are contained at least one reality of the invention
It applies in example or example.In the present specification, schematic expression of the above terms are not necessarily referring to identical embodiment or reality
Example.Moreover, description particular features, structures, materials, or characteristics can in any one or more of the embodiments or examples with
Suitable mode combines.
These are only the preferred embodiment of the present invention, is not intended to restrict the invention, for those skilled in the art
For member, the invention may be variously modified and varied.All within the spirits and principles of the present invention, it is made it is any modification,
Equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.
Claims (10)
1. a kind of preparation method of unconsolidated core sample characterized by comprising
The columned unconsolidated core is put into container by step S10, and the unconsolidated core is fully located at the container
It is interior；
Transparent resin adhesive is poured into step S20, Xiang Suoshu container, the transparent resin adhesive is made to cover the appearance of the unconsolidated core
Face, and make the liquid level of the transparent resin adhesive higher than the highest point of the level height of the unconsolidated core；
Step S40 stands, so that the transparent resin adhesive in the container is formed by curing the first substratum transparent, by the appearance
Device connect to form entirety with the unconsolidated core；
Step S50 obtains multiple preservations in the container along the longitudinal section of the container to the whole progress cutting process
Core sample, form multiple unconsolidated core samples.
2. preparation method according to claim 1, which is characterized in that
In the step S50, to cutting process of the whole progress, two unconsolidated core samples are obtained, respectively
First bore specimen and the second bore specimen.
3. preparation method according to claim 2, which is characterized in that
In the step S50, the central axial direction along the unconsolidated core carries out cutting process；
Wherein, the container is U-shaped crystal box, the cross section semicircular in shape of first bore specimen made, described the
The cross section of two bore specimens is in rectangle.
4. preparation method according to claim 3, which is characterized in that further include:
Step S60 carries out cutting process to second bore specimen, obtains multiple rectangle section preparations or multiple rectangular block shapes
Sample.
5. preparation method according to claim 2, which is characterized in that further include:
The cut surface of step S70, cut surface and second bore specimen to first bore specimen carry out sanding and polishing
Processing.
6. preparation method according to claim 5, which is characterized in that further include:
Step S80 carries out encapsulating processing using cut surface of the transparent resin adhesive to first bore specimen after sanding and polishing,
The transparent resin adhesive for the cut surface for being covered on first bore specimen is set to be formed by curing the second substratum transparent；And/or
Encapsulating processing is carried out using cut surface of the transparent resin adhesive to second bore specimen after sanding and polishing, makes to be covered on
The transparent resin adhesive of the cut surface of second bore specimen is formed by curing the second substratum transparent.
7. preparation method according to any one of claim 1 to 6, which is characterized in that
In the step S20, in the environment that temperature is 10 DEG C to 30 DEG C, institute is at the uniform velocity cast in using the transparent resin adhesive
State unconsolidated core surface；And/or
The liquid level of the transparent resin adhesive is higher than 1 millimeter to 10 millimeters of the highest point of the level height of the unconsolidated core.
8. casting store method according to any one of claim 1 to 6, which is characterized in that before the step S10
Further include:
Step S101 carries out surface cleaning processing to the unconsolidated core；
Step S103 is to make the unconsolidated core natural air drying in 10 DEG C to 30 DEG C of environment in temperature, when air-drying a length of 5 to
10 days；
The unconsolidated core after air-drying is numbered step S105.
9. casting store method according to any one of claim 1 to 6, which is characterized in that in the step S20 and institute
It states between step S40, further includes:
Step S31 carries out shaking processing to the container, the transparent resin adhesive is made to be filled into the hole of the unconsolidated core
In；And/or
Step S32 carries out vacuumize process to the container, to remove the air in the transparent resin adhesive.
10. a kind of unconsolidated core sample, which is characterized in that use unconsolidated core mark as claimed in any one of claims 1-9 wherein
This production method is made.
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| CN113107477A (en) * | 2021-05-27 | 2021-07-13 | 成都理工大学 | Portable field sample preservation method |
| CN113959806A (en) * | 2021-10-25 | 2022-01-21 | 王玉涛 | Method for manufacturing core specimen suitable for long-term storage |
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| CN110186730B (en) | 2022-03-11 |
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