A kind of landwaste lithologic analysis device
Technical field
This utility model relates to oil log technical field, is specifically related to a kind of landwaste lithologic analysis device.
Background technology
Sieve residue log is an important content of geological logging work, the observation of chip sample, analyze be find oil-gas Layer,
Evaluate an important channel of oil-gas Layer.In recent years, along with drilling well new technique, new technology (such as PDC drill bit, gas drilling etc.)
Widely apply, cause that bit speed is fast, landwaste is tiny, the most extremely difficult identification of lithology, and the oil bearing evaluation of landwaste is by people
Work is estimated, and artificial subjective factor impact is big so that instrument and equipment objective, quantitative assessment landwaste become in the urgent need to, especially
Rock debris image and landwaste elementary analysis, as needing during sieve residue log to gather and the capsule information of preservation, need special instrument
Rock debris image and landwaste element are gathered and analyze by device equipment accurately.
As Chinese patent CN201826835U discloses rock scrap image collecting and analytical equipment, this device is by shell, sample
Room drawer, white light, ultra-violet lamp, high-resolution photographic head, magnifier, load sample platform, light source switching switch, data-interface composition,
Landwaste material object can be efficiently solved and zoom into the digitized problem of picture and fluorescence imaging, moreover it is possible to image document is carried out intelligence point
Analysis.But this device intelligence is single carries out image acquisition and analysis to landwaste, it is impossible to carry out landwaste elementary analysis.
Chinese patent CN2676196Y discloses a kind of debris describing instrument, including gamma-ray detector, electron process electricity
Road, chip sample box, electronic image pickup device and ultraviolet source, this utility model can detect surveyed landwaste sample accurately, intuitively
The sand shale ratio of product and oil-abundance, it is achieved quantification detects, but this utility model volume is big, heavy, and rock debris image does not has
It is amplified processing, it is impossible to comprehensive, the cutting grain structure of accurate description, structural feature, and landwaste element can not be carried out
Comprehensively analyze and detection by quantitative, and this utility model can only identify sandstone, mud stone, it is impossible to adapt to well logging on-the-spot to complicated rock
The demand of property formation evaluation.
Summary of the invention
In order to overcome the defect of prior art, the purpose of this utility model is to provide a kind of landwaste lithologic analysis device, should
Device realizes the image acquisition to chip sample and elementary analysis simultaneously, and testing result is accurate, and volume is little, easy for operation.
In order to realize object above, this utility model adopts the following technical scheme that
A kind of landwaste lithologic analysis device, including vacuum cavity, also includes X-ray light pipe, XRF detector, near
Take the photograph mirror;The inclined upward of described vacuum cavity is relatively set with X-ray light pipe installing hole and XRF detector installing hole,
It is provided with close-up installing hole, institute between top X-ray light pipe installing hole and the XRF detector installing hole of vacuum cavity
That states close-up is connected above photographic head;The sample stage for placing sample it is provided with in described vacuum cavity;Described vacuum
In cavity, sample stage is provided above the daylight source for irradiating sample and ultraviolet source.
Above-mentioned X-ray light pipe is assemblied in the top of vacuum cavity by X-ray light pipe installing hole;XRF detector
The top of vacuum cavity it is assemblied in by XRF detector installing hole;Close-up is assemblied in very by close-up installing hole
The top of cavity body.
Described daylight source is assemblied in vacuum cavity top side, and ultraviolet source is assemblied in vacuum cavity top relative to day
The other side of radiant.
Described sample stand sliding is assemblied in vacuum cavity, is provided with driver between described vacuum cavity and sample stage
Structure.
Described drive mechanism includes the guide rail being arranged on vacuum cavity bottom surface and the guide-track groove being arranged on sample stage, logical
Spend the coordinating so that sample stage slides in vacuum cavity of guide rail and guide-track groove.
Further, the front end of described guide rail is provided with limiting plate, is used for preventing sample stage from departing from when sliding in and out very
Cavity body.
Described sample stage is specimen rotating holder.
Described specimen rotating holder by support, motor, LOAD CELLS and forms for placing the pallet of sample, described
Guide-track groove is arranged on the bottom of support, and described motor is fixed on support, and described pallet is fixed on the rotating shaft of motor
On, it is provided with LOAD CELLS between described pallet and stepping motor rotating shaft.
Also including that sample box, described sample box are placed on sample stage, it is fixed to be provided with between described sample box and sample stage
Position mechanism, within sample loads sample box, is placed on sample stage, when being pushed into detecting position, in described X-ray light pipe installing hole
The intersection point of the axis of axis and XRF detector installing hole sample top surface drop point site in the plane be with this
Planar central is on the concentric circular in the center of circle;The axis of described close-up installing hole sample top surface drop point position in the plane
It is set on the concentric circular with this planar central as the center of circle.
Described concentric circular radius is the 1/2 of sample top surface place in-plane radius of circle.
The intersection point of the axis of described X-ray light pipe installing hole and the axis of XRF detector installing hole is at sample
Product end face drop point site in the plane be outside the concentric circular with this planar central as the center of circle on the midpoint of semicircle;Described closely
Take the photograph the axis of mirror installing hole sample top surface drop point site in the plane be the concentric circular with this planar central as the center of circle
On the midpoint of inner side semicircle.
In order to avoid chip sample dust is to X-ray light pipe and the pollution of XRF detector beryllium window, described X-ray
It is provided with isolating device below the beryllium window of light pipe and XRF detector.
Described X-ray light pipe, XRF detector and close-up are provided with sealing with the connecting portion of vacuum cavity
Structure.
Offering pore on the sidewall of described vacuum cavity, described vacuum cavity is connected by pore has vacuum pressure to sense
Device, described vacuum pressure sensor connects vacuum pump.
Described X-ray light pipe, XRF detector, photographic head, daylight source, ultraviolet source, LOAD CELLS,
Vacuum pressure sensor, vacuum pump, sample stage are all connected with control computer.
Described control computer is provided with landwaste Lithology Discrimination evaluation software, and is automatically performed institute according to the setting of user
Automatically controlling of online hardware.
This utility model landwaste lithologic analysis device, by vacuum cavity to be provided above X-ray light pipe, X-ray glimmering
Photodetector, close-up, photographic head, daylight source and ultraviolet source, merged X-ray elemental recognition technology and image procossing skill
Art, and combine different rock density feature landwaste is carried out comprehensively, quantitative detecting analysis, it is thus achieved that the physical property of chip sample, oil-containing
The feature of property, it is achieved quick to landwaste, accurately identify, evaluate, reduces field geology technical staff and carries out Lithology Discrimination and contain
The subjectivity that oiliness is evaluated, improves field geology personnel and carries out the science of Lithology Discrimination and oil bearing evaluation.Meanwhile, this reality
With novel landwaste lithologic analysis device, simple in construction, volume is little, easy to operate, it is easy to promote the use of at situ of drilling well.
Further, this utility model landwaste lithologic analysis device, built-in specimen rotating holder, when sample is placed on sample stage
On when detecting, the multiple spot to sample can be realized detect along with rotating of specimen rotating holder so that well drilling detritus is being examined
Without pulverizing during survey, it is to avoid pulverize noise and dust pollution that sample produces, shorten the sample preparation time, and maintain drilling well rock
The original form of bits, it is achieved quick, the accurate quantitative analysis of element contained by landwaste original to drilling well, and the adopting of landwaste original image
Collection and preservation, improve field geology personnel and carry out the accuracy of Lithology Discrimination and formation evaluation.
Accompanying drawing explanation
The landwaste lithologic analysis device overall structure schematic diagram that Fig. 1 provides for this utility model embodiment;
The landwaste lithologic analysis device vacuum cavity schematical top view that Fig. 2 provides for this utility model embodiment.
Detailed description of the invention
A kind of landwaste lithologic analysis device, as shown in Figure 1 and Figure 2, including vacuum cavity 1, the top of described vacuum cavity 1
Tilting assembling XRF detector 2 and X-ray light pipe 3 relatively, the inclined upward of corresponding vacuum cavity offers use relatively
In assembling XRF detector installing hole 16 and X-ray light pipe installing hole 17;The top XRF of described vacuum cavity 1
Close-up 4, corresponding XRF detector installing hole 16 and X-ray light pipe it is provided with between detector 2 and X-ray light pipe 3
Close-up installing hole 18 is offered between installing hole 17;Described close-up 4 is connected above electro-photographic head 5;Described close-up
4, it is provided with sealing structure between X-ray light pipe 3 and XRF detector 2 and vacuum cavity 1 connecting portion;Described very
Be equipped with daylight source 19 on the left of the top inner wall of cavity body, relative to right side be equipped with ultraviolet source 20;Described vacuum chamber
In body 1, slidable fit has specimen rotating holder 6;Described specimen rotating holder 6 is by support 22, motor 9, LOAD CELLS 8 and torr
Dish 7 forms;Described motor 9 is fixed on support 22, and pallet 7 is fixed in the rotating shaft of motor 9, motor 9 He
LOAD CELLS 8 is assembled between pallet 7;Drive mechanism it is provided with for controlling between described specimen rotating holder 6 and vacuum cavity 1
Specimen rotating holder 6 is slide anteroposterior in vacuum cavity 1, and described drive mechanism includes the guide rail 12 being arranged on bottom vacuum cavity 1
The guide-track groove coordinated with guide rail 12 with the frame bottom being arranged on specimen rotating holder 6.
The present embodiment landwaste lithologic analysis device, also includes the sample box 10 for placing sample, described sample box 10
Column structure at the bottom of band, is provided with detent mechanism bottom described sample box 10 and between pallet 7 top, when sample box 10 fills landwaste
On sample placement tray 7, after shifting specimen rotating holder 6 onto detecting position, X-ray light pipe installing hole 17 axis is glimmering with X-ray
The focus of the axis of photodetector installing hole 16 falls outside the disc of chip sample end face place on 1/2 radius circle midpoint, closely
The axis taking the photograph mirror 4 installing hole 18 falls on the round midpoint of 1/2 radius inside the disc of chip sample end face place.
It is further opened with pore 21, described vacuum on the lateral wall of the vacuum cavity 1 of the present embodiment landwaste lithologic analysis device
Cavity 1 connects vacuum pressure sensor 13 by pore 21, and described vacuum pressure sensor 13 connects vacuum pump 14;Described X
Ray tube 3, XRF detector 2, electro-photographic head 5, daylight source 19, ultraviolet source 20, specimen rotating holder 6, Vacuum Pressure
Force transducer 13, vacuum pump 14 are all connected with control computer 15, and control computer 15 is provided with landwaste Lithology Discrimination and evaluates soft
Part, and can according to the setting of user be automatically performed the automatically controlling of online hardware.
As preferably, in the present embodiment landwaste lithologic analysis device, XRF detector installing hole 16 axis and X
Ray light pipe installing hole 17 axis all intersects in the vertical perpendicular in the ground of vacuum cavity, and becomes more than 30 degree little
In the angle of 60 degree, described electro-photographic head is high pixel auto-focusing minisize pick-up head;It is further preferred that described X-ray
Isolating device 11 it is provided with, further preferably, in described isolating device below the beryllium window of light pipe 3 and XRF detector 2
The isolating membrane used is wheat Rameau or Compton film;Further preferred, all motors drive pallet with per minute 1 ~ 6
The speed of circle rotates.
The workflow of the present embodiment landwaste lithologic analysis device:
When needs detection chip sample, first sample box 10 is placed in horizontal table top, then pours well drilling detritus into sample
In product box 10, horizontal jitter sample box 10 on the table, make upper surface and sample box 10 outer wall of the well drilling detritus of sample box 10
Highly consistent, then the sample box 10 that will be equipped with chip sample is put on the pallet of specimen rotating holder 67, pushes rotary sample
Platform 6, seals vacuum cavity, starts Instrumental Analysis and controls software, gather LOAD CELLS 8 signal, opens and turn off the light 19 day, the most very
Empty pump starts to bleed 14, when vacuum reaches setting value, stops bleeding, and electro-photographic head 5 shoots the first pictures, starts step
Enter motor 9, make sample box 10 start at the uniform velocity and rotate, start X-ray tube 3, XRF detector 2 simultaneously, carry out X-ray glimmering
Light detects, and while detection, when rotary sample 1/4 week, electro-photographic, 5 shoot the second pictures, when rotary sample 1/2
Zhou Shi, electro-photographic head 5 shoots the 3rd pictures, and when rotary sample 3/4 week, electro-photographic head 5 shot the 4th pictures, closes
Closing and turn off the light 19 day, open uviol lamp 20, when rotary sample 1 week, electro-photographic head 5 shot the 5th pictures, works as sample simultaneously
When rotating 5/4 week, electro-photographic head 5 shoots the 6th pictures, and when rotary sample 3/2 week, electro-photographic head 5 shot the 7th
Picture, when rotary sample 7/4 week, electro-photographic head 5 shot the 8th pictures, closed uviol lamp 20, complete according to the time of setting
After becoming XRF detection, closing X-ray tube 3, XRF detector 2, software carries out constituent content analysis, simultaneously image
Process software the 1st to the 4th pictures is spliced, save as chip sample light field picture, the 5th to the 8th pictures is spelled
Connect, save as chip sample details in a play not acted out on stage, but told through dialogues picture, be then analyzed these two images processing, comprehensive X-ray element information and image
Information also combines the density of this sample and the comparison of key rock density, it is achieved identification, the evaluation to landwaste.