CN209513665U - A kind of shading connection structure and detection device - Google Patents
A kind of shading connection structure and detection device Download PDFInfo
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- CN209513665U CN209513665U CN201822086873.5U CN201822086873U CN209513665U CN 209513665 U CN209513665 U CN 209513665U CN 201822086873 U CN201822086873 U CN 201822086873U CN 209513665 U CN209513665 U CN 209513665U
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Abstract
The utility model relates to medical treatment detection device fields, disclose a kind of shading connection structure and detection device, wherein shading connection structure includes darkroom, detection device and shading connector, darkroom is equipped with the opening for being connected to the inner space in the darkroom, detection device is installed on opening, it is shading connection between shading connector and detection device and between shading connector and darkroom.The utility model is provided with shading connector, is shading connection between shading connector and detection device and between shading connector and darkroom, to avoid junction between darkroom and detection device that light leakage phenomena, guarantee measurement accuracy occurs.
Description
Technical field
The utility model relates to medical treatment detection device fields, are specifically related to helicobacter pylori detection device, especially relate to
And in helicobacter pylori detection device darkroom and detection device junction shading connection structure, and application the shading connection knot
The detection device of structure.
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 is divided into the flash detection Hp of liquid and ionization type detection two kinds of forms of Hp again at present, wherein liquid
The principle of flash detection Hp is that sample to be tested is dispersed among liquid scintillator, and the energy for the beta particle that sample is emitted is molten
Agent absorbs and solvent molecule is caused to ionize and excite, and the solvent molecule of part excitation transfers energy to the scintillator molecules of surrounding
It is set to launch photon, photon forms pulse after amplification is caught in photomultiplier tube acquisition, and then realizes subsequent detection and analysis.Light
The step of electric multiplier tube acquisition photon, must complete in dark indoor dark cavity, however in the prior art for photomultiplier transit
Pipe and the leakage problem of darkroom junction cause to deposit in the junction of darkroom and photomultiplier tube there is no very good solution method
The light leakage the phenomenon that, to influence the measurement accuracy of detection device.
Utility model content
For overcome the deficiencies in the prior art, the utility model provides a kind of shading connection structure, for solving existing skill
In art there is light leakage phenomena in darkroom and the junction of detection device.
The utility model also provides a kind of detection device using shading connection structure.
The technical scheme adopted by the utility model to solve the technical problem is as follows:
A kind of shading connection structure, including darkroom, detection device and shading connector, darkroom, which is equipped with, is connected to the darkroom
The opening of inner space, detection device are installed on opening, between shading connector and detection device and shading connector with
It is shading connection between darkroom.
Mode as a further improvement of the foregoing solution, shading connector include the first shading pipe, the first shading pipe shading
It is connected to opening, detection device is plugged in the first shading pipe.
Mode as a further improvement of the foregoing solution, shading connector further include barn door, and the first shading pipe is from shading
It is stretched out on plate, barn door is equipped with the via hole of the first shading pipe of connection, wherein barn door is bonded with the side wall in darkroom, and first hides
Light pipe passes through via hole and open communication.
Mode as a further improvement of the foregoing solution, shading connector further include that opposite first shading pipe is arranged in shading
Second shading pipe of the opposite side of plate, the second shading pipe are connected to the first shading pipe.
Mode as a further improvement of the foregoing solution, barn door are bonded with the outer surface of side wall, and the first shading pipe stretches out
Outside darkroom, the second shading pipe is protruded into darkroom.
Mode as a further improvement of the foregoing solution, detection device are plugged on the first shading pipe and the second shading pipe simultaneously
It is interior.
Mode as a further improvement of the foregoing solution, between barn door and side wall and/or the first shading pipe is filled with detection
Sealing ring is provided between setting.
Mode as a further improvement of the foregoing solution, the first shading pipe are integrally connected to opening.
Mode as a further improvement of the foregoing solution, shading connector include the shading being integrally attached in detection device
Plate, barn door are bonded with the side wall in darkroom.
A kind of detection device, including above-mentioned shading connection structure.
The beneficial effects of the utility model are:
The utility model is provided with shading connector, between shading connector and detection device and shading connector with
It is shading connection between darkroom, to avoid the junction between darkroom and detection device that light leakage phenomena occurs, guarantees to measure
Precision.
Detailed description of the invention
The present invention will be further described with reference to the accompanying drawings and examples.
Fig. 1 is the decomposition diagram of the utility model shading connection structure one embodiment；
Fig. 2 is the decomposition diagram of the 4th embodiment of the utility model shading connection structure；
Fig. 3 is the stereoscopic schematic diagram of the 5th embodiment of the utility model shading connection structure；
Fig. 4 is the decomposition diagram of the 5th embodiment of the utility model shading connection structure；
Fig. 5 is the decomposition diagram of the 6th embodiment of the utility model shading connection structure.
Specific embodiment
It is carried out below with reference to technical effect of the embodiment and attached drawing to the design of the utility model, specific structure and generation
Clear, complete description, to be completely understood by the purpose of this utility model, scheme and effect.It should be noted that not conflicting
In the case where, 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 utility model are only relative to each composition portion of the utility model in attached drawing
For the mutual alignment relation divided.
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 utility model.Term " and or " used herein includes appointing for one or more relevant listed items
The combination of meaning.
The utility model discloses a kind of shading connection structures, and its object is to eliminate to realize between darkroom and detection device
Junction light leakage phenomena, avoid ambient from entering darkroom from the junction of the two, to influence measurement accuracy.To realize
Above-mentioned purpose, the utility model are provided with shading connector, between shading connector and detection device and shading connector with
It is shading connection between darkroom, so that finally the shading between realization darkroom and detection device is without light connects.
The so-called shading connection of the utility model, refers to that the junction of two components interconnected can carry out light
It blocks, avoids light through junction.
Two kinds are provided in the utility model solves the think of being attached between shading connector and darkroom, detection device
Road:
One, shading connector includes the first shading pipe, which is attached with darkroom first, guarantees first
The junction in shading pipe and darkroom does not have leakage of light, then by the end of probe insertion first in detection device with detection window
In shading pipe, lighttight channel is established by the tube wall of the first shading pipe, guarantees the connection of the first shading pipe and detection device
Locate no leakage of light.
First shading pipe can be the component independently of darkroom, is connect by other component with darkroom, can also pass through one
Body Joining Technology is directly fixed on darkroom.Other component herein can be barn door, and the first shading pipe is from barn door
It stretches out, barn door is then bonded installation with the side wall in darkroom.Integrally connected technique herein can be the integrated molding such as injection molding, casting
Technique is also possible to the techniques such as welding, bonding.
The second, shading connector includes the barn door being integrally attached in detection device, the side wall patch of barn door and darkroom
It closes, integrally connected technique herein is same as described above.
It can also be in the junction and shading connector and darkroom of shading connector and detection device in the utility model
Air locking such as sealing ring etc. is arranged in junction, further enhances the light shielding ability of the utility model.
Detection device in the utility model is preferably photomultiplier tube.
It is described in detail below in conjunction with specific embodiment.
Embodiment one
Referring to Fig.1, the decomposition diagram of the utility model shading connection structure one embodiment is shown.As schemed
Show, shading connection structure includes darkroom 1 and photomultiplier tube 2.
Darkroom 1 is preferably the box body structure of rectangle, internal to have the space for placing sample.When darkroom 1 works normally, secretly
The side wall of room 1 can stop extraneous light to enter the space, so that the space is maintained at dark surrounds.The top sidewall in darkroom 1
It is equipped with the opening of connection inner space.The specific structure in darkroom 1 can use the prior art, and the utility model does not limit this
It is fixed.
The first shading pipe 11 is also fixed with by integrally connected technique in the top sidewall in darkroom 1, the first shading pipe 11 with
Top sidewall vertically connects, and stretches out towards the outside in darkroom 1, and the first shading pipe 11 is connected by opening and the inner space in darkroom 1
It is logical.
End of probe on photomultiplier tube 2 with detection window is inserted into the first shading pipe 11, so that detection window court
To the inner space in darkroom.Unshowned sealing is provided between the outer wall of photomultiplier tube 2 and the inner wall of the first shading pipe 11
Circle is sealed.
Embodiment two
The difference of the present embodiment and first embodiment is that whole tube bodies of the first shading pipe 11 stretch to inside darkroom, the
One shading pipe 11 is in communication with the outside by above-mentioned opening, and the other structures of the present embodiment are identical with the first embodiment, and is not done herein
It repeats.
Embodiment three
The difference of the present embodiment and first embodiment is that the first shading pipe 11 both includes the outer tube stretched out on the outside of darkroom, also
Including protruding into the inner tube inside darkroom, to further increase the length of impermeable optical channel.
Example IV
Referring to Fig. 2, the decomposition diagram of the 4th embodiment of the utility model shading connection structure is shown.As schemed
Show, shading connection structure includes darkroom 1, photomultiplier tube 2 and shading connector 3.
The structure in darkroom 1 is identical with the first embodiment, and this will not be repeated here.
Shading connector 3 includes the first shading pipe 31 and barn door 32, and the first shading pipe 31 is vertical with barn door 32 to be connect,
And barn door 32 is equipped with the via hole of the first shading pipe 31 of connection, specifically, barn door 32 is to be fixed on 31 end of the first shading pipe
The annular slab at end is provided with several mounting holes on barn door 32.
Barn door 32 is bonded with the top sidewall in darkroom 1, and carries out locking, photomultiplier tube 2 by fasteners such as screws
The upper end of probe with detection window is inserted into the first shading pipe 31, so that inner space of the acquisition window towards darkroom.Light
It is arranged between the outer wall of electric multiplier tube 2 and the inner wall of the first shading pipe 31 and between barn door 32 and the top sidewall in darkroom 1
There is unshowned sealing ring to be sealed.
Barn door 32 is bonded with the outer surface of top sidewall in the present embodiment, and the outside in the first shading pipe 31 towards darkroom 1 is stretched
Out, in the other embodiments of the utility model, the mount scheme of shading connector 3 also has other deformations, comprising: barn door
32 are bonded with the outer surface of top sidewall, and the inside in the first shading pipe 31 towards darkroom 1 is stretched out；Or barn door 32 and top sidewall
Inner surface fitting, the first shading pipe 31 stretches out towards the external of darkroom 1；Or barn door 32 and the inner surface of top sidewall paste
It closes, the inside in the first shading pipe 31 towards darkroom 1 is stretched out.
Using being attached independently of darkroom 1 and the shading connector 3 except photomultiplier tube 2 in the present embodiment, pass through
The shading connector 3 for replacing different structure and size can be adapted to different darkroom 1 and photomultiplier tube 2.
Embodiment five
Referring to Fig. 3, Fig. 4, the stereoscopic schematic diagram of the 5th embodiment of the utility model shading connection structure is respectively illustrated
With decomposition diagram.As shown, shading connection structure includes darkroom 1, photomultiplier tube 2 and shading connector 3.
The structure in darkroom 1 is identical with the first embodiment, and this will not be repeated here.
Shading connector 3 includes the first shading pipe 31, barn door 32 and the second shading pipe 33, the first shading pipe 31, second
Shading pipe 33 is located at the opposite side of barn door 32, and it is vertical with barn door 32 respectively connect, barn door 32 be equipped with connection
The via hole of first shading pipe 31, the second shading pipe 33, specifically, barn door 32 are to be fixed on the first shading pipe 31, the second shading
The annular slab of 33 junction of pipe is provided with several mounting holes on barn door 32.
Barn door 32 is bonded with the top sidewall in darkroom 1, and carries out locking, the first shading pipe 31 by fasteners such as screws
It stretches out outside darkroom, the second shading pipe 33 protrudes into darkroom 1.End of probe on photomultiplier tube 2 with detection window passes through first
Shading pipe 31 is inserted into the second shading pipe 33, so that inner space of the detection window towards darkroom.The outer wall of photomultiplier tube 2
It is respectively provided between the inner wall of the first shading pipe 31 and between the outer wall of photomultiplier tube 2 and the inner wall of the second shading pipe 33
There is unshowned sealing ring to be sealed.
Barn door 32 is bonded with the outer surface of top sidewall in the present embodiment, in the other embodiments of the utility model,
Barn door 32 can also be bonded with the inner surface of top sidewall.
Using being attached independently of darkroom 1 and the shading connector 3 except photomultiplier tube 2 in the present embodiment, pass through
The shading connector 3 for replacing different structure and size can be adapted to different darkroom 1 and photomultiplier tube 2.
Embodiment six
Referring to Fig. 5, the decomposition diagram of the 6th embodiment of the utility model shading connection structure is shown.As schemed
Show, shading connection structure includes darkroom 1, photomultiplier tube 2 and shading connector, and shading connector includes barn door 21.
The structure in darkroom 1 is identical with the first embodiment, and this will not be repeated here.
The outside of photomultiplier tube 2 is connected with barn door 21, and barn door 21 is equipped with several mounting holes.Barn door
21 are bonded with the top sidewall in darkroom 1, and carry out locking by fasteners such as screws.The top sidewall of barn door 21 and darkroom 1
Between be provided with unshowned sealing ring and be sealed.
The invention also discloses a kind of detection devices using above-mentioned shading connection structure.The detection device can be sudden strain of a muscle
Bright detection device, the flicker detection equipment further include sample bearing device (such as objective table, be not shown in the figure), sample carrying dress
It sets and is used directly for carrying sample to be tested, can be used for the loading tool that carrying is equipped with sample, darkroom is equipped with disengaging port,
Sample bearing device passes in and out darkroom by the port, is arranged between the end of probe of detection device and the sample to be tested behind entrance darkroom
There is X-ray excited polycrystalline structure scintillator, for example X-ray excited polycrystalline structure scintillator can be set at the end of probe of detection device or be arranged on loading tool,
Preferably, the end of probe of the detection device can be close to X-ray excited polycrystalline structure scintillator.Wherein, detection device is produced by that can be stimulated to scintillator
The device that raw optical signal is detected can be in the present embodiment photomultiplier tube, and loading tool can be to allow person under test
Blow and collect the sample collecting apparatus of person under test institute exhaled gas.
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 loading tool equipped with sample carrier exhale, make sample carrier absorption have
The carbon dioxide of isotope labelling carbon and become sample to be tested, then sample to be tested or above-mentioned loading tool can be placed in sample
On bogey, enters sample bearing device in darkroom and detected for detection device.Above-mentioned sample to be tested is because adsorbed same position
Element label carbon [14C] carbon dioxide, low energy beta rays can be radiated, the β ray penetration power is weaker, thus pass through sample carrying dress
It sets for sample to be tested and X-ray excited polycrystalline structure scintillator to be placed in same darkroom and realizes detection, so that the β ray that sample to be tested radiates can
Closely X-ray excited polycrystalline structure scintillator is excited to issue optical signal without barrier, detection device can directly incude above-mentioned optical signal, in addition, darkroom
Structure additionally provides preferable dark conditions, so that accuracy rate and efficiency that flicker detection equipment is detected are higher, behaviour
It is also fairly simple on work, conveniently, safely.
It is illustrating for progress to be implemented to the preferable of the utility model, but the invention is not limited to the reality above
Example is applied, those skilled in the art can also make various equivalent variations without departing from the spirit of the present invention
Or replacement, these equivalent deformations or replacement are all included in the scope defined by the claims of the present application.
Claims (10)
1. a kind of shading connection structure, which is characterized in that including darkroom, detection device and shading connector, set on the darkroom
There is the opening for the inner space for being connected to the darkroom, the detection device is installed on the opening, the shading connector and institute
It states between detection device and is shading connection between the shading connector and the darkroom.
2. shading connection structure according to claim 1, which is characterized in that the shading connector includes the first shading
Pipe, the first shading pipe shading are connected to the opening, and the detection device is plugged in the first shading pipe.
3. shading connection structure according to claim 2, which is characterized in that the shading connector further includes barn door,
The first shading pipe is stretched out from the barn door, and the barn door is equipped with the via hole for being connected to the first shading pipe,
In, the barn door is bonded with the side wall in the darkroom, and the first shading pipe passes through the via hole and the open communication.
4. shading connection structure according to claim 3, which is characterized in that the shading connector further includes relatively described
The second shading pipe of the opposite side of the barn door, the second shading pipe and the first shading Guan Lian is arranged in first shading pipe
It is logical.
5. shading connection structure according to claim 4, which is characterized in that the outer surface of the barn door and the side wall
Fitting, the first shading pipe stretch out outside the darkroom, and the second shading pipe protrudes into the darkroom.
6. shading connection structure according to claim 5, which is characterized in that the detection device is plugged on described simultaneously
In one shading pipe and the second shading pipe.
7. shading connection structure according to claim 3, which is characterized in that between the barn door and the side wall, and/
Or sealing ring is provided between the first shading pipe and the detection device.
8. shading connection structure according to claim 2, which is characterized in that the first shading pipe is integrally connected to described
Opening.
9. shading connection structure according to claim 1, which is characterized in that the shading connector includes being integrally attached to
Barn door in the detection device, the barn door are bonded with the side wall in the darkroom.
10. a kind of detection device, which is characterized in that including shading connection structure described in any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822086873.5U CN209513665U (en) | 2018-12-12 | 2018-12-12 | A kind of shading connection structure and detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822086873.5U CN209513665U (en) | 2018-12-12 | 2018-12-12 | A kind of shading connection structure and detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209513665U true CN209513665U (en) | 2019-10-18 |
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ID=68194407
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822086873.5U Active CN209513665U (en) | 2018-12-12 | 2018-12-12 | A kind of shading connection structure and detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209513665U (en) |
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2018
- 2018-12-12 CN CN201822086873.5U patent/CN209513665U/en active Active
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