CN109540956A - A kind of darkroom component and detection device - Google Patents
A kind of darkroom component and detection device Download PDFInfo
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- CN109540956A CN109540956A CN201811516766.XA CN201811516766A CN109540956A CN 109540956 A CN109540956 A CN 109540956A CN 201811516766 A CN201811516766 A CN 201811516766A CN 109540956 A CN109540956 A CN 109540956A
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- 229910052799 carbon Inorganic materials 0.000 description 5
- 241000590002 Helicobacter pylori Species 0.000 description 4
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N23/00—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00
- G01N23/22—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00 by measuring secondary emission from the material
- G01N23/227—Measuring photoelectric effect, e.g. photoelectron emission microscopy [PEEM]
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- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
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- Analysing Materials By The Use Of Radiation (AREA)
Abstract
The present invention relates to medical treatment detection device fields, disclose a kind of darkroom component and detection device, wherein darkroom component includes darkroom, objective table and power plant module, darkroom is equipped with the sample opening for being connected to the inner cavity in the darkroom, objective table can be under the driving of power plant module from the into or out inner cavity of sample opening, and inner cavity forms dark space after sample opening is closed.The present invention is provided with darkroom, objective table and power plant module, darkroom is equipped with the sample opening for being connected to the inner cavity in the darkroom, objective table is for loading sample to be tested and scintillator, and objective table can enter in the inner cavity in darkroom, anechoic chamber configuration dark space is assisted, is detected so that sample to be tested, scintillator are in same dark space, so that the present invention is adapted to the detection of low energy ray, be conducive to promote detection efficiency and Detection accuracy, operate more convenient.
Description
Technical field
The present invention relates to medical treatment detection device fields, are specifically related to helicobacter pylori detection device, more particularly, to deep and remote
Darkroom component in Helicobacter pylori detection device.
Background technique
Helicobacter pylori is chronic gastritis and the most important virulence factor of peptic ulcer, and is diagnosed accurately and in time deep and remote
Door helicobacter infection is the key that eliminating pylorus (Hp).Through Several Survey Measure exists in the prior art, wherein exhaling
Inhaling test is a kind of quick, reliable, safety, the detection mode of no pain, and the principle for breathing test is generated in vivo based on Hp
A large amount of urease, if be stranded this to infection Hp patient take orally isotope labelling carbon urea drug (such as urea [14C]), then it urinates
The isotope labelling carbon dioxide that element generates after being decomposed is breathed out from lung.Specimen of breath is collected, detects isotope labelling with instrument
The carbon dioxide of the amount of carbon dioxide, positive patient isotope labelling obviously increases, and the sensibility and specificity for detecting Hp is high,
Hp then breathes out reduction or disappearance after removing.
The breath test of clinical use includes the forms such as the flash detection Hp of liquid at present, and the principle of the flash detection Hp of liquid is will be to
Sample is dispersed among liquid scintillator, and the energy for the beta particle that sample is emitted is caused solvent molecule electric by solvent absorption
From and excitation, the scintillator molecules that the solvent molecule of part excitation transfers energy to surrounding so that it is launched photon, photon passes through
Photomultiplier tube acquisition forms pulse after catching amplification, and then realizes subsequent detection and analysis.
However, the gas collection agent for the liquid that liquid scintillation detection method uses and scintillation solution are usually toxic solution, it is easy
The defects of polluting that gas collection agent suck-back entrance, liquid are splashed occurs, so that the operation of detection is comparatively laborious, will affect detection
Efficiency.Therefore it has been increasingly becoming the development trend of breath test using X-ray excited polycrystalline structure scintillator, however has lacked dodged for solid-state at present
Bright body promotes the detection device of detection efficiency, for example lacks to enter for sample to be tested and carry out flicker detection under dark surrounds
Constructional device.
Summary of the invention
For overcome the deficiencies in the prior art, the present invention provides a kind of darkroom component, detects in the prior art for solving
The problem of low efficiency.
The present invention also provides a kind of detection devices using darkroom component.
The technical solution adopted by the present invention to solve the technical problems is:
A kind of darkroom component, including darkroom, objective table and power plant module, darkroom are equipped with the sample for being connected to the inner cavity in the darkroom
Product opening, objective table can be under the driving of power plant module from the into or out inner cavity of sample opening, and inner cavity is in sample opening quilt
Dark space is formed after closing.
Mode as a further improvement of the foregoing solution, objective table is equipped with light-shielding structure, when objective table enters inner cavity simultaneously
After moving to setting position, light-shielding structure closes sample opening；
Alternatively, darkroom is equipped with light-shielding structure, after objective table is completely into inner cavity, light-shielding structure closes sample opening.
Mode as a further improvement of the foregoing solution, the light-shielding structure on the objective table include being fixed on loading end
The barn door in portion, barn door are bonded with the darkroom end wall where sample opening to close sample opening.
Mode as a further improvement of the foregoing solution, objective table include objective table main body, are set in the objective table main body
It is equipped with mounting groove, the mounting groove is used to carry sample to be tested or the sample loading attachment equipped with sample.
Mode as a further improvement of the foregoing solution, the periphery of mounting groove are equipped with the notch being connected to the mounting groove,
Notch includes the section of stretching out stretched out to the outside of the mounting groove.
Mode as a further improvement of the foregoing solution is provided with the window through slot bottom, window on the slot bottom of mounting groove
For demonstrating the information area on sample when sample or the sample loading attachment are placed in mounting groove.
Mode as a further improvement of the foregoing solution, further includes slide track component, and objective table passes through slide track component and darkroom
It is slidably connected.
Mode as a further improvement of the foregoing solution, slide track component include that first be fixedly connected with objective table is fixed
Portion, the second fixed part being fixedly connected with darkroom, and between the first fixed part and the second fixed part, and can be with respect to first
Fixed part and/or the movable part of the second fixed part sliding.
Mode as a further improvement of the foregoing solution, power plant module include power source and transmission device, and power source includes
Can active rotation drive shaft, transmission device connect with drive shaft, objective table respectively, converts loading for the rotation of drive shaft
The movement of platform.
Mode as a further improvement of the foregoing solution, transmission device include wheel and rack, and gear is fixed with drive shaft
Connection, rack gear are fixedly connected with objective table, wheel and rack engagement；
Alternatively, transmission device includes synchronous belt, driving wheel and driven wheel, driving wheel is fixedly connected with drive shaft, synchronous belt
It is wound on driving wheel and driven wheel, objective table is fixedly connected with synchronous belt；
Alternatively, transmission device includes screw rod and screw rodb base, screw rodb base is fixedly connected with drive shaft, and screw rodb base and objective table are solid
Fixed connection, screw rod are threadedly coupled with screw rodb base.
Mode as a further improvement of the foregoing solution, power plant module include power source, and power source includes actively stretching
Drive shaft, drive shaft connect with objective table.
Mode as a further improvement of the foregoing solution, power plant module include power source, and power source is linear motor, straight line
The mover of motor is fixedly connected with objective table, and the stator of linear motor is fixedly connected with darkroom.
Mode as a further improvement of the foregoing solution, the assist openings of setting connection inner cavity, the outside in darkroom on darkroom
It is connected with and assist openings hood is completely covered, power source is located at the outside in darkroom, and is mounted in hood.
Mode as a further improvement of the foregoing solution, further includes first position sensor and second position sensor, when
When objective table enters darkroom and moves to the first setting position, first position sensor is triggered；When objective table removes darkroom and transports
When moving to the second setting position, second position sensor is triggered.
Mode as a further improvement of the foregoing solution further includes being set to first position sensor and second position sensor
Between the third place sensor, when objective table, which enters darkroom, moves to third setting position, trigger the third place sensor.
Mode as a further improvement of the foregoing solution, darkroom are made of integral forming process.
Mode as a further improvement of the foregoing solution, darkroom include that at least two blocks of side plates, side plate mutually splices and surround
Form inner cavity.
Mode as a further improvement of the foregoing solution, darkroom include the first side plate and the second side plate, and the first side plate includes
Upper side wall, rear wall made of the rear side bending from upper side wall, and respectively from a left side made of the bending of the left and right sides of upper side wall
Side wall and right side wall are connected between rear wall and left side wall and between rear wall and right side wall；
Second side plate includes lower wall, and lower wall is connected with rear wall, left side wall with right side wall respectively.
Mode as a further improvement of the foregoing solution is provided with the first bending towards one end of left side wall on rear wall
Portion is provided with the second bending part towards one end of right side wall, and left side wall is welded and fixed with the first bending part patch merga pass, right side
Wall is welded and fixed with the second bending part patch merga pass；
One end of lower wall is provided with third bending part on left side wall, is arranged on right side wall towards one end of lower wall
There is the 4th bending part, lower wall is locked with third bending part, the 4th bending part patch merga pass fastener respectively.
Mode as a further improvement of the foregoing solution, the second side plate further include fixing respectively with the left and right sides of lower wall
The support frame of connection has installation space between support frame.
A kind of detection device, including above-mentioned darkroom component.
The beneficial effects of the present invention are:
The present invention is provided with darkroom, objective table and power plant module, and the sample that darkroom is equipped with the inner cavity in the connection darkroom is opened
Mouthful, objective table is used to load sample to be tested or the sample loading attachment equipped with sample, and objective table can be made in power plant module
It passes in and out the inner cavity in darkroom automatically with lower loading sample to be tested or even X-ray excited polycrystalline structure scintillator to realize detection, may make the operation of detection
It is more convenient, and the darkroom component additionally provides and treats the dark surrounds that test sample is detected, can avoid because the external world for
The interference of detection and lead to retest, thus, by using darkroom component of the invention, the efficiency of detection can be promoted.
Detailed description of the invention
Present invention will be further explained below with reference to the attached drawings and examples.
Fig. 1 is the stereoscopic schematic diagram of darkroom component；
Fig. 2 is the decomposition diagram of darkroom component；
Fig. 3 is the stereoscopic schematic diagram of darkroom one embodiment；
Fig. 4 is the decomposition diagram of darkroom one embodiment；
Fig. 5 is the stereoscopic schematic diagram on one direction of objective table；
Fig. 6 is the stereoscopic schematic diagram on another direction of objective table；
Fig. 7 is the stereoscopic schematic diagram of slide track component one embodiment；
Fig. 8 is the decomposition diagram of one embodiment of power plant module, objective table and darkroom connection；
Fig. 9 is the stereoscopic schematic diagram of objective table, slide track component and rack gear connection.
Specific embodiment
It is carried out below with reference to technical effect of the embodiment and attached drawing to design of the invention, specific structure and generation clear
Chu, complete description, to be completely understood by the purpose of the present invention, scheme and effect.It should be noted that the case where not conflicting
Under, the features in the embodiments and the embodiments of the present application can be combined with each other.
It should be noted that unless otherwise specified, when a certain feature referred to as " fixation ", " connection " are in another feature,
It can directly fix, be connected to another feature, and can also fix, be connected to another feature indirectly.In addition, this
The descriptions such as up, down, left, right, before and after used in invention are only relative to the mutual of each component part of the invention in attached drawing
For positional relationship.
In addition, unless otherwise defined, the technology of all technical and scientific terms used herein and the art
The normally understood meaning of personnel is identical.Term used in the description is intended merely to description specific embodiment herein, without
It is to limit the present invention.Term " and or " used herein includes the arbitrary of one or more relevant listed items
Combination.
Referring to Fig.1, Fig. 2 respectively illustrates the stereoscopic schematic diagram and decomposition diagram of darkroom component of the present invention.As schemed
Show, darkroom component includes darkroom 1, objective table 2 and power plant module 3, and the sample that darkroom 1 is equipped with the inner cavity in the connection darkroom is opened
Mouthful, objective table 2 can realize the automatic sampling of sample under the driving of power plant module 3 from the into or out inner cavity of sample opening
With sample out, meanwhile, inner cavity forms dark space after sample opening is closed, can avoid the interference detected by outer bound pair, and because
And also can avoid causing retest, be conducive to promotion detection efficiency and Detection accuracy from there through using the darkroom component.
Referring to Fig. 3, Fig. 4, the stereoscopic schematic diagram and decomposition diagram of darkroom one embodiment of the present invention are respectively illustrated.Such as
Shown in figure, darkroom 1 is preferably the box body structure of rectangle, the internal inner cavity having for storing samples.On the leading flank in darkroom 1
Equipped with the sample opening 101 for being connected to the inner cavity, objective table 2 can pass in and out inner cavity by the sample opening 101.The upper side wall in darkroom 1
It is additionally provided with detection opening 102, is used to connect with equipment such as external detection device such as photomultiplier tubes, realize to dark room light
The acquisition of son.
In order to achieve the purpose that no light detection, darkroom 1 must not have other leakage of light points other than sample opening 101
(detection opening 102 is connect with acquisition device always in normal use, can be considered impermeable photo structure), is based on this, and darkroom 1 can be with
It is made of integral forming process such as castings or darkroom 1 can also be spliced by muti-piece side wall, after the present embodiment uses
Person, specifically, darkroom 1 includes the first side plate 11 and the second side plate 12, the first side plate 11 and the second side plate 12 have sheet metal component folding
It is curved to form, wherein the first side plate 11 includes upper side wall 111, rear wall 112 made of the rear side bending from upper side wall 111, and
Respectively from left side wall 113 and right side wall 114 made of the bending of the left and right sides of upper side wall 111.Due to upper side wall 111, rear wall
112, left side wall 113 has one piece of sheet metal bending to form with right side wall 114, therefore rear wall 112, left side wall 113, right side wall 114
The leakage point of light is not present with the junction of upper side wall 111 respectively.
One end of left side wall 113 is provided with the first bending part (not shown) on rear wall 112, towards right side wall 114
One end be provided with the second bending part 115, left side wall 113 is welded and fixed with the first bending part patch merga pass, right side wall 114 with
Second bending part 115 patch merga pass is welded and fixed, realize between rear wall 112 and left side wall 113 and rear wall 112 with
Shading connection between right side wall 114.
Second side plate 12 includes lower wall 121, and respectively from support frame made of the bending of the left and right sides of lower wall 121
122.Lower wall 121 is connect with rear wall 112, left side wall 113,114 shading of right side wall respectively, thus around darkroom 1 is formed
Main structure.There is installation space, for installing other components such as power device between support frame 122.
One end of lower wall 121 is provided with third bending part 116 on left side wall 113, towards downside on right side wall 114
One end of wall 121 is provided with the 4th bending part 117, and lower wall 121 is bonded with third bending part 116, the 4th bending part 117 respectively
And locked by fastener, lower wall 121 and rear wall 112, left side wall 113, the shading between right side wall 114 connect.Downside
Sealing ring can also be arranged between right side wall 114 in wall 121 and rear wall 112, left side wall 113, to further increase shading energy
Power.
By above-mentioned setting, darkroom 1 can be made, there is no other leakage of light points, to guarantee in addition to sample opening 101
Unglazed or dark surrounds building when test.
In the other embodiments in darkroom, darkroom can be made of three pieces or more of side plate, such as will be in above-described embodiment
The upper side wall 111 of first side plate 11, rear wall 112, left side wall 113, any one piece in right side wall 114 or muti-piece individually divide
Cut, the present invention to the quantity of side plate with no restrictions.In addition, between rear wall 112 and left side wall 113 and rear wall 112 and right
It can also be fixed using fastener between side wall 114, lower wall 121 and rear wall 112, left side wall 113, right side wall 114
Between can also using welding by the way of be fixed.
As shown in figure 4, lower wall 121 be equipped with several assist openings 123, assist openings 123 for realizing darkroom with
The connection of external function device, function device includes but is not limited to power plant module, barcode scanning device, position sensor etc..
Referring to Fig. 5, Fig. 6, the stereoscopic schematic diagram on objective table different directions of the present invention is respectively illustrated.As shown, carrying
Object platform 2 includes objective table main body, and chief component of the objective table main body as objective table is enough in order to have objective table
Sample or the sample loading attachment equipped with sample are placed in position, while its volume is more compact in order to which objective table is in and out of secretly
Room, the objective table main body in the present embodiment preferably use the structure of approximate slab.
Specifically, objective table main body includes substrate 21, and the two sides set on substrate 21 and the bottom surface direction to substrate 21
The side plate 22 of stretching, is also extended with the baffle 211 parallel with side plate 22 on the bottom surface of substrate 21, and baffle 211 is preferably at two, point
Do not form fixing groove between similar side plate 22, can be used for that slide track component is installed in the fixing groove, with realize objective table 2 with
Darkroom 1 is slidably connected.
The upper surface of substrate 21 is provided with mounting groove 212, and the mounting groove 212 is for placing sample to be tested or for putting
Set the sample loading attachment for being mounted with sample.Objective table 2 can be used cooperatively with unshowned sample loading attachment, sample to be tested
Product can be placed in the loading chute of sample loading attachment, and solid-state flashing film can be sticked at the notch of loading chute and can be close to sample,
Then sample loading attachment is placed on objective table 2, objective table 2 finally enters darkroom 1 and participates in detection.Specifically, the sample
Loading attachment (not shown) can also have the function of gas collecting, the i.e. sample other than having the function of loading sample
Product loading attachment can be the sample collecting apparatus for allowing person under test to blow and collecting person under test institute exhaled gas, such as gas collection card
Deng.This sample collecting apparatus can be equipped with inflatable mouth, inlet channel and outlet passageway, inflatable mouth, inlet channel, loading chute and outlet
Channel can be sequentially communicated, and solid-state flashing film can be attached in advance at the notch of loading chute, thus, person under test is taking containing same position
Element label carbon urea drug (such as urea [14C] drug) after, it can be same by decomposing urea drug exhalation band in person under test's body
The carbon dioxide of position element label carbon, then after person under test blows against inflatable mouth, in the loading chute of the sample collecting apparatus in advance
The sample carrier of placement can absorb the carbon dioxide with isotope labelling carbon as sample to be tested, thus completes sample and adopts
Collection.In turn, which, which can be placed on the mounting groove of objective table 2, enters in darkroom 1 in company with objective table 2 for inspection
It surveys device and flicker detection is carried out to sample to be tested.After objective table 2 enters darkroom 1, the end of probe of detection device, which can be aligned, is put
It is equipped with the mounting groove 212 of sample to be tested or the notch of loading chute, to be conducive to further promote detection efficiency and detection standard
True rate.It should be noted that above-mentioned sample carrier is substantially a kind of absorbing component, can be added by cotton or non-woven fabrics substrate can
Adsorbent for adsorbing carbon dioxide gas is made, the carbon dioxide thus caning absorb in measured's exhaled gas.
Mounting groove 212 is also possible to either the groove that the surface of self-reference substrate 21 is recessed inwardly by protruding from substrate 21
The continuous rib or interrupted rib on surface surround the slot position formed.
Mounting groove 212 in the present embodiment can also load the sample in addition to that can place above-mentioned sample loading attachment
Device is fixed, for this purpose, the shape kissing of the shape of mounting groove 212 and sample loading attachment in the present embodiment
It closes, sample loading attachment is limited by the cell wall of mounting groove 212.
It is additionally provided with a circle protrusion 215 in the slot bottom of mounting groove 212 and the junction of cell wall, the protrusion 215 is for carrying
Above-mentioned sample loading attachment, so as to form gap between the sample loading attachment and the slot bottom of mounting groove 212.
The periphery of mounting groove 212 is equipped with the notch 213 being connected to the mounting groove, and notch 213 includes to the mounting groove 212
Outside stretch out section of stretching out, the section of stretching out for protruded into for the finger of user or other tools with take out sample load dress
It sets.Further, notch 213 further includes the dip section stretched out to the inside of the mounting groove 212, and dip section is along the bottom of mounting groove
The slot bottom of mounting groove 212 is run through in direction.When sample loading attachment is placed in mounting groove 212, sample loading attachment is covered on
The top of dip section, therefore the finger of user or other tools can stretch to sample loading attachment periphery by notch 213
Lower section can more easily take out sample loading attachment.
Further, mounting groove 212 is provided with two groups of notches 213 along its length, and the notch 213 in same group is symmetrical
It is distributed in the two sides of mounting groove 212.
In the present embodiment, the window 214 through slot bottom is additionally provided on the slot bottom of mounting groove 212, which can be used for
Scanning of the barcode scanning device to sample to be tested or sample loading attachment, specifically, when sample loading attachment or sample to be tested
When product are placed in mounting groove 212, window 214 is right against the information area of sample loading attachment or sample to be tested, outer at this time
The barcode scanning device in portion can be scanned information area.Information area can be one-dimension code or two dimensional code etc. herein.
In the present embodiment, objective table 2 can also avoid outside in the sample opening 101 for entering 1 rear enclosed darkroom of darkroom
Light enters darkroom to interfere.For this purpose, one end of objective table main body is equipped with the shading as light-shielding structure
Plate 23, barn door 23 is parallel to the end face of objective table main body, and barn door 23 includes the shading stretched out on the outside of objective table main body
Portion 231.Enter darkroom 1 in use, objective table 2 carries sample or sample loading attachment to be tested and move to setting position
Afterwards, the light shielding part 231 on barn door 23 is bonded with the darkroom end wall where sample opening 101, realizes objective table 2 and darkroom 1
Shading connection.Light shielding part 231 has the sealing elements such as sealing ring towards palette on a side surface of objective table main body, with further
Increase light shielding ability.
As the other embodiments of closing sample opening 101, light-shielding structure also be may be mounted on darkroom 1, pass through rotation
Or sample opening 101 is closed/opened to the mode of translation, in this embodiment, light-shielding structure is included in darkroom in objective table 2 completely
1 inner cavity rear enclosed sample opening 101.
Referring to Fig. 7, the stereoscopic schematic diagram of slide track component one embodiment of the present invention is shown.As shown, slide track component
Including the first fixed part 41, the second fixed part 42 and movable part 43.Wherein the first fixed part 41 is mounted on the fixation on objective table 2
In slot, for the installation of the second fixed part 42 in the lower wall 121 in darkroom 1, it is fixed that movable part 43 is located at the first fixed part 41 and second
Between portion 42, is realized by several unshowned balls and be slidably connected with the first fixed part 41, the second fixed part 42, and then worked as
Slide track component respectively with darkroom 1, objective table 2 after the assembly is completed, objective table 2 can be free to slide with respect to darkroom 1.
Referring to Fig. 8, the decomposition diagram of power plant module one embodiment of the present invention is shown.As shown, in figure
Darkroom 1 illustrates only the part for fixed rack and rotating electric machine, specially 12 part of the second side plate in darkroom 1.
Power plant module 3 include tool can active rotation drive shaft power source, and can be by the translating rotation of drive shaft
The transmission device of the movement of objective table.Specifically, the power source in the present embodiment is the rotation being fixed in above-mentioned installation space
Motor 33, transmission device include gear 31 and rack gear 32, and middle gear 31 is fixedly connected with the drive shaft of rotating electric machine 33, rack gear
32 are fixedly connected with objective table 2, and gear 31 is engaged with rack gear 32, and with the rotation of drive shaft, gear 31 will be moved with carry-over bar 32
It is dynamic and then mobile with dynamic object stage 2.
Rotating electric machine 33 is set to the lower surface of lower wall 121 in the present embodiment, and the installation being installed between support frame 122 is empty
In, relative to mode rotating electric machine 33 being mounted in darkroom 1, facilitate the volume for reducing darkroom 1, while can utilize again
Space between the support frame 122 in darkroom 1 helps to improve the space utilization rate of darkroom component entirety.Gear 31 is from second side
Assist openings 123 on plate 12 engage after stretching out with the rack gear 32 on objective table 2.Referring to Fig.1, the outside in darkroom 1 is provided with screening
Light shield 6, hood 6 modes such as is connected by screw to and is fixed in lower wall, and assist openings 123, rotating electric machine is completely covered
33 are installed in hood 6, and ambient is avoided to enter darkroom 1 from assist openings 123.
In order to further realize the automation control of stage movement, the present embodiment is additionally provided with position detector
Part is provided with first position sensor 51, second position sensor 52 and the third place in lower wall 121 referring to Fig. 8 and Fig. 9
Sensor 53, first position sensor 51 are set to the middle part of lower wall 121, and second position sensor 52 is set to lower wall
Close to the position of sample export 101 on 121, the third place sensor 53 is then set to first position sensor 51, the second position passes
Between sensor 52, and close to first position sensor 51.The first isolation is respectively arranged on the bottom surface of the substrate 21 of objective table 2
215 and second isolation 216, first position sensor 51 and the third place sensor 53 are located at the movement of the first isolation 215
On path, second position sensor 52 is located in the movement routine of the second isolation 216.
When objective table 2 enters darkroom 1 and moves to the first setting position, the first isolation 215 triggers first position and passes
Sensor 51 means that objective table 2 has moved to the extreme position inside darkroom at this time；It is moved to when objective table 2 removes darkroom
When the second setting position, the second isolation 216 triggers second position sensor 52, means that objective table 2 has moved at this time
Extreme position outside darkroom；When objective table 2 enters darkroom and moves to the third place between first position and the second position
When, the first isolation 215 triggers the third place sensor 53, and then triggers barcode scanning device 5.
In the other embodiments of power plant module of the present invention, transmission device includes synchronous belt, driving wheel and driven wheel, active
Wheel is fixedly connected with the drive shaft of rotating electric machine 33, and synchronous belt is wound on driving wheel and driven wheel, and objective table 2 and synchronous belt are solid
Fixed connection, with the positive and negative rotation of rotary shaft, synchronous belt will be moved repeatedly with dynamic object stage 2.
Synchronous belt, driving wheel and driven wheel can be set inside darkroom, be passed through on darkroom for transmission device with reducing
Opening, increases the shading performance in darkroom；The outside in darkroom also can be set in driving wheel and driven wheel, and the part band body of synchronous belt is worn
Enter inside darkroom after crossing the gap on darkroom to connect objective table, so can reduce the volume in darkroom, simplifies the knot in darkroom
Structure.
In the other embodiments of power plant module of the present invention, transmission device includes screw rod and screw rodb base, screw rodb base and rotation
The drive shaft of motor 33 is fixedly connected, and screw rodb base is fixedly connected with objective table 2, and screw rod is threadedly coupled with screw rodb base, with rotation
The positive and negative rotation of axis, screw rodb base will be moved repeatedly with dynamic object stage 2.
Rotating electric machine can also be replaced by rotary cylinder.
In the other embodiments of power plant module of the present invention, power plant module uses electric cylinders, the drive shaft and objective table of electric cylinders
Connection is moved back and forth by the active telescopic band dynamic object stage of drive shaft, can be saved in above-described embodiment for being moved
The transmission device of conversion.
Electric cylinders can also be had the power device for the drive shaft that can actively stretch to replace by telescopic cylinder etc..
In the other embodiments of power plant module of the present invention, power plant module use linear motor, the mover of linear motor with
Objective table 2 is fixedly connected, and the stator of linear motor is fixedly connected with the second side plate 12, and after linear motor is powered, mover is by band
Dynamic object stage 2 moves repeatedly.
The other structures of above-described embodiment are identical as power plant module first embodiment, or can be on the basis of first embodiment
Upper to obtain by simple adjustment, therefore not to repeat here.
The invention also discloses a kind of detection devices using above-mentioned darkroom component.The detection device can be flicker detection
Equipment, specifically, the flicker detection equipment further include having detection device (not shown), which can visit for flashing
Device is surveyed, above-mentioned darkroom 1 is additionally provided with detection opening 102, and the end of probe of scintillation detector is connected to the detection opening 102；Flashing is visited
It surveys the end of probe of device and enters between the sample to be tested behind darkroom 1 and be provided with X-ray excited polycrystalline structure scintillator, for example X-ray excited polycrystalline structure scintillator can be with
Be arranged at the end of probe of scintillation detector or be arranged on sample loading attachment or sample to be tested on be attached with it is solid
State scintillator, preferably, the end of probe of the scintillation detector can be close to X-ray excited polycrystalline structure scintillator.Wherein, scintillation detector be can be to sudden strain of a muscle
Bright body be stimulated caused by the device that is detected of optical signal may include in the present embodiment photomultiplier tube, photoelectricity times
The cathode terminal for increasing pipe is end of probe.
The flicker detection equipment can be used for detecting helicobacter pylori, and specifically, person under test can first take band isotope mark
Remember carbon urea drug (such as urea [14C] drug), which can decomposite two with isotope labelling carbon in human body
Carbonoxide, later person under test can to sample carrier or the sample loading attachment equipped with sample carrier exhale, absorb sample carrier
Carbon dioxide with isotope labelling carbon and become sample to be tested, then can be by sample to be tested or equipped with sample
Above-mentioned sample loading attachment is placed on the mounting groove 212 of objective table 2, is entered objective table 2 and is supplied above-mentioned flash detection in darkroom 1
Device detection.Above-mentioned sample to be tested because adsorbed isotope labelling carbon [14C] carbon dioxide, low energy β can be radiated and penetrated
Line, the β ray penetration power is weaker, so that sample to be tested and X-ray excited polycrystalline structure scintillator are placed in same darkroom come real by objective table 2
It now detects, so that the β ray that sample to be tested radiates closely can excite X-ray excited polycrystalline structure scintillator to issue optical signal without barrier, dodges
Bright detector can directly incude above-mentioned optical signal, in addition, darkroom structure additionally provides preferable dark conditions, so that flashing
The accuracy rate and efficiency that detection device is detected are higher, also fairly simple in operation, conveniently, safely.
It should be pointed out that the embodiment of the present invention in X-ray excited polycrystalline structure scintillator both can be used commercial product such as scintillation crystal,
Plastic scintillant, flashing particle, scintillator powder etc., also can be used homemade all kinds of X-ray excited polycrystalline structure scintillators.The scintillator of selection
Material needs can quilt14The β ray of C excites, and the spectral region emitted should be consistent with the probe response range of scintillation detector.Allusion quotation
The detection device of the photo-multiplier tube type of type can be selected plastic scintillant for example acrylic acid plastic scintillant, polystyrene scintillator,
Bis- 2, the 5- oxazolyl phenyl benzene (POPOP) of 2,5-, bis- isoxazolyl benzenesulfonamide (PPO) Isosorbide-5-Nitrae-, p-terphenyl also can be selected in poly- naphthalene rouge scintillator etc.
Wait coating, the particle etc. of scintillators production.The present invention does not limit the shape of X-ray excited polycrystalline structure scintillator, size and thickness,
When can be configured according to actual needs.
It is to be illustrated to what preferable implementation of the invention carried out, but the invention is not limited to the implementation above
Example, those skilled in the art can also make various equivalent variations on the premise of without prejudice to spirit of the invention or replace
It changes, these equivalent deformations or replacement are all included in the scope defined by the claims of the present application.
Claims (21)
1. a kind of darkroom component, which is characterized in that including darkroom, objective table and power plant module, the darkroom is equipped with connection should
The sample opening of the inner cavity in darkroom, the objective table can under the driving of the power plant module from the sample opening enter or
The inner cavity is left, the inner cavity forms dark space after the sample opening is closed.
2. darkroom component according to claim 1, which is characterized in that the objective table is equipped with light-shielding structure, when described
After objective table enters the inner cavity and moves to setting position, the light-shielding structure closes the sample opening；
Alternatively, the darkroom is equipped with light-shielding structure, and after the objective table is completely into the inner cavity, the light-shielding structure envelope
Close the sample opening.
3. darkroom component according to claim 2, which is characterized in that the light-shielding structure on the objective table includes being fixed on
The barn door of the objective table end, the barn door are bonded with the darkroom end wall where the sample opening to close the sample
Product opening.
4. darkroom component according to claim 1, which is characterized in that the objective table includes objective table main body, the load
It is provided with mounting groove in object platform main body, the mounting groove is used to carry sample to be tested or the sample equipped with sample loads dress
It sets.
5. darkroom component according to claim 4, which is characterized in that the periphery of the mounting groove is equipped with and the mounting groove
The notch of connection, the notch include the section of stretching out stretched out to the outside of the mounting groove.
6. darkroom component according to claim 4, which is characterized in that be provided on the slot bottom of the mounting groove through described
The window of slot bottom, the window is for demonstrating the sample or sample dress when the sample is placed in the mounting groove
Carry the information area set.
7. darkroom component according to claim 1, which is characterized in that further include slide track component, the objective table passes through institute
Slide track component is stated to be slidably connected with the darkroom.
8. darkroom component according to claim 7, which is characterized in that the slide track component includes fixing with the objective table
First fixed part of connection, the second fixed part being fixedly connected with the darkroom, and it is located at first fixed part and second
Between fixed part, and can relatively described first fixed part and/or second fixed part sliding movable part.
9. darkroom component according to claim 1, which is characterized in that the power plant module includes that power source and transmission fill
Set, the power source include can active rotation drive shaft, the transmission device connect with the drive shaft, objective table respectively,
With by the movement for being converted into the objective table of the drive shaft.
10. darkroom component according to claim 9, which is characterized in that the transmission device includes wheel and rack, described
Gear is fixedly connected with the drive shaft, and the rack gear is fixedly connected with the objective table, and the gear is engaged with the rack gear；
Alternatively, the transmission device includes synchronous belt, driving wheel and driven wheel, the driving wheel and the drive shaft, which are fixed, to be connected
It connects, the synchronous belt is wound on the driving wheel and driven wheel, and the objective table is fixedly connected with the synchronous belt；
Alternatively, the transmission device includes screw rod and screw rodb base, the screw rodb base is fixedly connected with the drive shaft, the screw rod
Seat is fixedly connected with the objective table, and the screw rod is threadedly coupled with the screw rodb base.
11. darkroom component according to claim 1, which is characterized in that the power plant module includes power source, the power
Source includes the drive shaft that can actively stretch, and the drive shaft is connect with the objective table.
12. darkroom component according to claim 1, which is characterized in that the power plant module power source, the power source are
Linear motor, the mover of the linear motor are fixedly connected with the objective table, the stator of the linear motor and the darkroom
It is fixedly connected.
13. the darkroom component according to any one of claim 9 to 12, which is characterized in that connection is arranged on the darkroom
The assist openings of the inner cavity are connected with the hood that the assist openings are completely covered, the power on the outside of the darkroom
Source is located at the outside in the darkroom, and is mounted in the hood.
14. darkroom component according to claim 1, which is characterized in that further include first position sensor and the second position
Sensor triggers the first position sensor when the objective table enters the darkroom and moves to the first setting position；
When the objective table removes the darkroom and moves to the second setting position, the second position sensor is triggered.
15. darkroom component according to claim 14, which is characterized in that further include be set to the first position sensor with
The third place sensor between the sensor of the second position moves to third setting position when the objective table enters the darkroom
When, trigger the third place sensor.
16. darkroom component according to claim 1, which is characterized in that the darkroom is made of integral forming process.
17. darkroom component according to claim 1, which is characterized in that the darkroom includes at least two blocks of side plates, the side
Plate, which mutually splices and surrounds, forms the inner cavity.
18. darkroom component according to claim 17, which is characterized in that the darkroom includes the first side plate and second side
Plate, first side plate includes upper side wall, from rear wall made of the bending of the rear side of the upper side wall, and respectively on described
Left side wall and right side wall made of the left and right sides bending of side wall, between the rear wall and the left side wall and after described
It is connected between side wall and the right side wall；
Second side plate includes lower wall, and the lower wall is connected with the rear wall, left side wall with right side wall respectively.
19. darkroom component according to claim 18, which is characterized in that towards the one of the left side wall on the rear wall
End is provided with the first bending part, and one end of the right side wall is provided with the second bending part, the left side wall and described first
Bending part patch merga pass is welded and fixed, and the right side wall is welded and fixed with second bending part patch merga pass；
One end of the lower wall is provided with third bending part on the left side wall, towards the downside on the right side wall
One end of wall is provided with the 4th bending part, and the lower wall pastes merga pass with the third bending part, the 4th bending part respectively
Fastener locking.
20. darkroom component according to claim 18, which is characterized in that second side plate further include respectively with it is described under
The support frame being fixedly connected at left and right sides of side wall has installation space between support frame as described above.
21. a kind of detection device, which is characterized in that including darkroom component described in any one of claim 1 to 21.
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| CN201811516766.XA CN109540956B (en) | 2018-12-12 | 2018-12-12 | Darkroom assembly and detection equipment |
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