CN209148550U - A kind of paper electrochemical luminescence chip is with being protected from light detection device - Google Patents
A kind of paper electrochemical luminescence chip is with being protected from light detection device Download PDFInfo
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- CN209148550U CN209148550U CN201821850876.5U CN201821850876U CN209148550U CN 209148550 U CN209148550 U CN 209148550U CN 201821850876 U CN201821850876 U CN 201821850876U CN 209148550 U CN209148550 U CN 209148550U
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Abstract
The utility model relates to paper electrochemical luminescence chip detection technique fields, specially a kind of paper electrochemical luminescence chip is with being protected from light detection device, including being protected from light detection device ontology, it is described be protected from light detection device ontology include cylinder, the end cap at the top of the cylinder and set on the cylinder body bottom and have a dark storehouse pedestal, it is characterized in that: being equipped with photomultiplier tube in the cylinder, the photomultiplier tube is connected with the dark storehouse in pedestal, and the front side in the dark storehouse is equipped with a channel mobile for sample；The sample feeding device of mobile example and the shade for isolation environment light source are respectively provided on the pedestal；The utility model passes through sample feeding device first and detected sample is moved in dark storehouse, then external light source entrance effectively can quickly be completely cut off using shade again, and completely isolated environment light source is played the role of by its light shield device, good detection environment is provided for detection, other light noises is avoided to have an impact testing result.
Description
Technical field
The utility model relates to paper electrochemical luminescence chip detection technique field, specially a kind of paper electrochemical luminescence chip
With being protected from light detection device.
Background technique
Electrochemical luminescence: also known as electrogenerated chemiluminescence is the product that chemiluminescence is combined with electrochemistry, refers to by applying
Add certain voltage to be electrochemically reacted, the raw substance of some electricity is generated in electrode surface, then between these electric biomass
Or excitation state is formed by electron transmission between certain components in electric biomass and system, it is generated by excitation state back to ground state
A kind of luminescence phenomenon.
In recent years, paper electrochemical luminescence chip is due to (paper source is abundant, price is low, simple for production) at low cost；Pass through
The transport of fluid can be realized in capillary phenomenon, does not need external driving force；The sample volume of consumption is few；It is easy storage and transport；
It is easy to be miniaturized；The advantages that bio-compatibility is good has application prospect in analysis detection field pole.
Simultaneously, it should be noted that instrument should avoid environment light source pair in complete light protected environment when detecting
The influence of testing result.When detection, due to the amplification of the electric signal of photomultiplier tube, extraneous light source can cause optical telecommunications
Number sharply amplification, can make to increase by the electric current of multiplier tube, overcurrent can cause to damage to photomultiplier tube and circuit.Therefore instrument
Device at work, needs isolated environment light source.
Currently, the detection device used in the prior art is mostly that Conventional electrochemical luminometer device converts, and passes
Unite instrument sealing device or structure is complicated or can not achieve and is effectively quickly protected from light, significantly impact detection accuracy.
For example, existing Chinese invention patent has disclosed a kind of paper detection cell electrification application No. is 201610124405.5
Luminous detection method and device are learned, method includes: reaction of the preparation containing determinand, electrochemical luminescence active matter and co-reactant
Mixture；Three electrode chips of printing and filter paper are sequentially placed on the pallet of paper chip Electrochemial luminescence detecting instrument, and will be anti-
Mixture is answered to be placed on filter paper；Electricity is carried out to reaction mixture using the photomultiplier tube of paper chip Electrochemial luminescence detecting instrument
Chemiluminescence detection, and the electrochemical luminescence intensity of reaction mixture is recorded in real time；It is adopted according to the electrochemical luminescence intensity of record
With calibration curve method, the concentration of determinand is calculated.
For another example, existing Chinese utility model, Patent No. 201721015788.9 disclose a kind of chemiluminescence immunoassay point
The darkroom detection device of analyzer forms darkroom space by switch gate foreboard component, outer cover and darkroom bottom plate, in the darkroom space
Inside is equipped with PMT data acquisition component, magnet hyte part and magnet position and moves left and right component；It is fixed on the bottom plate of darkroom dark
Room support plate, PMT data acquisition component are mounted on the top of darkroom support plate；Magnet position moves left and right component and is transversely mounted on out
Between shutdown foreboard component and darkroom support plate, magnet hyte part is mounted on magnet position via a slide rail component and moves left and right
The top of component.
Therefore, is at present in for the research of paper electrochemical luminescence the elementary step, still lacks and a kind of easy, practical is protected from light inspection
Survey device.
Utility model content
The purpose of this utility model is to provide one kind to be able to solve problems of the prior art, can effectively quickly
Completely cut off external light source to enter, light-proofness is good, and the paper electrochemical luminescence chip for greatly improving detection accuracy is filled with detection is protected from light
It sets.
To achieve the above object, the utility model provides the following technical solutions: a kind of paper electrochemical luminescence chip is with being protected from light
Detection device, including it is protected from light detection device ontology, the detection device ontology that is protected from light includes cylinder, at the top of the cylinder
End cap and set on the cylinder body bottom and have a dark storehouse pedestal, it is characterized in that: the cylinder in be equipped with photomultiplier transit
Pipe, the photomultiplier tube are connected with the dark storehouse in pedestal, and the front side in the dark storehouse is equipped with a channel mobile for sample；
The sample feeding device of mobile example and the shade for isolation environment light source are respectively provided on the pedestal.
The sample feeding device includes the mobile driving motor set on the pedestal side, the mobile driving motor
Output shaft is connect with screw rod, and the screw rod extends horizontally in the dark storehouse of pedestal, and the screw rod is equipped with sample feeding mechanism.
The shade include door, for drive door movement every optical gate driving motor and be set to dark
The light shield device of storehouse front side portion, the door is set on the leading flank of pedestal, and the door is correspondingly arranged with channel.
Further, the light shield device includes the first anti-dazzling screen, the second anti-dazzling screen and third anti-dazzling screen, and described first hides
Mating plate, the second anti-dazzling screen and third anti-dazzling screen parallel interval are arranged in a staggered manner, and first anti-dazzling screen, the second anti-dazzling screen and third hide
The side of mating plate is closely embedded at respectively in the slot of the left and right sides, and first anti-dazzling screen, the second anti-dazzling screen and third hide
Mating plate respectively can independently move up and down.
Further, the mobile driving motor of the sample feeding device passes sequentially through external control drive module and letter
Number acquisition amplification drive module and the intracorporal photomultiplier tube of cylinder are electrically connected.
Further, position detector is equipped at the passway in the channel.
Further, the door flushes setting with the leading flank of pedestal, and the lower part of door is equipped with lower limit optocoupler and opens
It closes.
Further, the sample feeding mechanism includes the slide on the screw rod and detects sample for placing
The workbench of product, the workbench are mounted on slide.
Compared with prior art, the utility model has the beneficial effects that a kind of paper electrochemistry hair described in the utility model
Optical chip is with being protected from light detection device, including is protected from light detection device ontology, and the detection device ontology that is protected from light includes cylinder, is set to institute
It states end cap at the top of cylinder and set on the cylinder body bottom and has the pedestal in a dark storehouse, it is characterized in that: being set in the cylinder
There is photomultiplier tube, the photomultiplier tube is connected with the dark storehouse in pedestal, and the front side in the dark storehouse is equipped with one and is used for sample
Mobile channel；The sample feeding device of mobile example and the screening for isolation environment light source are respectively provided on the pedestal
Electro-optical device；Detected sample using the above structure, is moved in dark storehouse by sample feeding device by the utility model first,
Then external light source entrance effectively can quickly be completely cut off using shade again, and completely isolated ring is played by its light shield device
The effect of border light source provides good detection environment for detection, other light noises is avoided to have an impact testing result, thus
Effectively increase detection accuracy.In addition, this, which is protected from light detection device, can be realized placement sample, isolation detection and the function for sending sample back to
Can, easy to operate, reliable and stable, whole-process automatic progress is avoided because the reason of operating causes instrument damage situation, is saved
The energy and time of operator, easy to spread and use.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 be Fig. 1 in A-A to cross-sectional view；
Fig. 3 is the cross-sectional view of B-B direction in Fig. 1.
In figure, 1 cylinder, 2 end caps, 3 dark storehouses, 4 pedestals, 5 photomultiplier tubes, 6 channels, 7 mobile driving motors, 8 screw rods, 9
Door, 10 are inserted every optical gate driving motor, 11 light shield devices, 12 first anti-dazzling screens, 13 second anti-dazzling screens, 14 third anti-dazzling screens, 15
Slot, 16 control drive modules, 17 signal acquisitions amplify drive module, 18 position detectors, 19 sample feeding mechanisms.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Please refer to Fig. 1-3, the utility model provides a kind of technical solution: a kind of paper electrochemical luminescence chip is with being protected from light detection
Device, including it is protected from light detection device ontology, the detection device ontology that is protected from light includes cylinder 1, set on the end at 1 top of cylinder
Lid 2 and set on 1 bottom of cylinder and have a dark storehouse 3 pedestal 4, wherein the cylinder 1 is cylindrical, the cylinder 1
Interior to be equipped with photomultiplier tube 5, the photomultiplier tube 5 is connected with the dark storehouse 3 in pedestal 4, and the front side in the dark storehouse 3 is equipped with one
The channel 6 mobile for sample；It should be noted that the photomultiplier tube 5 is faint optical signal is converted into electric signal true
Empty electronic device, photomultiplier tube are used in optical gauge and spectrometric instrument, it can be in low-lying level light measurement and light
200~1200 nanometers of wavelength of atomic weak radiant power is measured in terms of spectroscopy；Mobile example is respectively provided on the pedestal 5
Sample feeding device and shade for isolation environment light source；
The sample feeding device includes the mobile driving motor 7 set on 4 side of pedestal, the mobile driving motor
7 output shaft is connect with screw rod 8, and the screw rod 8 extends horizontally in the dark storehouse 3 of pedestal 4, the screw rod 8 be equipped with sample into
Model machine structure 19；In the present embodiment, mobile driving motor 7 is stepper motor, and the effect of the sample feeding device is will to be detected
Sample is by being moved to predetermined position under the driving of mobile driving motor 7 and screw rod 8.
The shade includes door 9, for driving that the door 9 moves every optical gate driving motor 10, Yi Jishe
In the light shield device 11 of dark 3 front side portion of storehouse, the door 9 is set on the leading flank of pedestal 4, and the door 9 is corresponding with channel 6
Setting；It in the present embodiment, is stepper motor every optical gate driving motor 10, the shade is first every optical gate driving motor 10
Driving under, door 9, which is moved upwards, completely encloses the channel in dark storehouse, is then made again by the light shield device 11 in dark storehouse
With that is, the light shield device 11 causes ambient light to be isolated well due to the superposition of multilayer anti-dazzling screen.
Further, the light shield device 11 includes the first anti-dazzling screen 12, the second anti-dazzling screen 13 and third anti-dazzling screen 14, institute
It states the first anti-dazzling screen 12, the second anti-dazzling screen 13 and 14 parallel interval of third anti-dazzling screen to be arranged in a staggered manner, first anti-dazzling screen 12,
The side of two anti-dazzling screens 13 and third anti-dazzling screen 14 is closely embedded at respectively in the slot 15 of the left and right sides, and first shading
Piece 12, the second anti-dazzling screen 13 and third anti-dazzling screen 14 respectively can independently move up and down, in the present embodiment, above-mentioned first shading
Piece 12, the second anti-dazzling screen 13 and third anti-dazzling screen 14 respectively can independently move up and down, simultaneously under the action of its driving mechanism
Due to causing ambient light to be isolated well, even if there is light from the first anti-dazzling screen using the superposition design of multilayer anti-dazzling screen
Second anti-dazzling screen is reached by reflection and has very big decaying after second anti-dazzling screen, and third anti-dazzling screen has played
The effect of full isolation environment light source provides good detection environment for detection, avoids other light noises to the shadow of testing result
It rings.In addition, the device devises sealing ring between each components to ensure that extraneous interference is isolated.
Further, the mobile driving motor 7 of the sample feeding device passes sequentially through external control drive module 16
It is electrically connected with the photomultiplier tube 5 in signal acquisition amplification drive module 17 and cylinder 1, in the present embodiment, translation mechanism
To moving inside darkroom under the driving of mobile driving motor 7, mobile distance by process control stored in hardware circuit,
It is moved to predetermined position stopping.
Further, position detector 18, when sample detection finishes, translation mechanism are equipped at the passway in the channel 6
It moves out, it is mobile to stop when reaching at the position detector 18 of passway.
Further, the door 9 flushes setting with the leading flank of pedestal 4, and the lower part of door 9 is equipped with lower limit optocoupler
Switch, the lower limit optical coupled switch plays position-limiting action here, and after detection, door 9 is under the driving of stepper motor, downwards
Movement reaches and stops at lower limit optical coupled switch.
Further, the sample feeding mechanism 19 includes the slide on the screw rod 8 and detects for placing
The workbench of sample, the workbench are mounted on slide, when detecting, will test the predetermined position of paper chip work platform for placing
Afterwards, translation mechanism drives slide to moving inside darkroom under the driving of stepper motor, and is moved to predetermined position.
Working principle of the utility model is: translation mechanism is in stepper motor after detection paper chip places predetermined position first
Driving under to mobile inside darkroom, mobile distance by process control stored in hardware circuit, when being moved to pre-determined bit
When setting, the stepper motor of translation mechanism is driven to stop, and remain stationary.Then the stepper motor for controlling door is started to work, to
Upper move keeps the channel in darkroom completely enclosed, under the action of light shield device 11, i.e., hides using the first of the superposition of multilayer anti-dazzling screen
Mating plate 12, the second anti-dazzling screen 13 and third anti-dazzling screen 14, so that ambient light is isolated well, even if there is light from first
Anti-dazzling screen reaches second anti-dazzling screen by reflection and has very big decaying, third anti-dazzling screen after second anti-dazzling screen
Play the role of completely isolated environment light source, provides good detection environment for detection, other light noises is avoided to tie detection
The influence of fruit.Finally, door moves downward under the driving of stepper motor after detection, lower limit optical coupled switch is reached
Place, translation mechanism are moved out, are reached at the position detecting switch of passway, mobile to stop.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (6)
1. a kind of paper electrochemical luminescence chip is with being protected from light detection device, including is protected from light detection device ontology, described to be protected from light detection dress
Ontology is set to include cylinder (1), the end cap (2) being set at the top of the cylinder (1) and be set to the cylinder (1) bottom and have
The pedestal (4) of one dark storehouse (3), it is characterized in that: photomultiplier tube (5) are equipped in the cylinder (1), the photomultiplier tube (5)
It is connected with the dark storehouse (3) in pedestal (4), the front side of the dark storehouse (3) is equipped with a channel (6) mobile for sample；It is described
The sample feeding device of mobile example and the shade for isolation environment light source are respectively provided on pedestal (4)；
The sample feeding device includes the mobile driving motor (7) set on the pedestal (4) side, the mobile driving motor
(7) output shaft is connect with screw rod (8), and the screw rod (8) extends horizontally in the dark storehouse (3) of pedestal (4), the screw rod (8)
It is equipped with sample feeding mechanism (19)；
The shade include door (9), for driving that the door (9) move every optical gate driving motor (10) and
Set on the light shield device (11) of dark storehouse (3) front side portion, the door (9) is set on the leading flank of pedestal (4), and the door
(9) it is correspondingly arranged with channel (6).
2. a kind of paper electrochemical luminescence chip according to claim 1 is with detection device is protected from light, it is characterized in that: the shading
Component (11) includes the first anti-dazzling screen (12), the second anti-dazzling screen (13) and third anti-dazzling screen (14), first anti-dazzling screen (12),
Second anti-dazzling screen (13) and third anti-dazzling screen (14) parallel interval are arranged in a staggered manner, first anti-dazzling screen (12), the second anti-dazzling screen
(13) it is closely embedded in the slot (15) of the left and right sides respectively with the side of third anti-dazzling screen (14), and first anti-dazzling screen
(12), the second anti-dazzling screen (13) and third anti-dazzling screen (14) respectively can independently move up and down.
3. a kind of paper electrochemical luminescence chip according to claim 1 is with detection device is protected from light, it is characterized in that: the sample
The mobile driving motor (7) of sampling device passes sequentially through external control drive module (16) and signal acquisition amplification drive module
(17) it is electrically connected with the photomultiplier tube (5) in cylinder (1).
4. a kind of paper electrochemical luminescence chip according to claim 1 is with detection device is protected from light, it is characterized in that: the channel
(6) position detector (18) are equipped at passway.
5. a kind of paper electrochemical luminescence chip according to claim 1 is with detection device is protected from light, it is characterized in that: the door
(9) setting is flushed with the leading flank of pedestal (4), and the lower part of door (9) is equipped with lower limit optical coupled switch.
6. a kind of paper electrochemical luminescence chip according to claim 1 is with detection device is protected from light, it is characterized in that: the sample
Sample introduction mechanism (19) includes the slide on the screw rod (8) and the workbench for placing test sample, the work
Platform is mounted on slide.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821850876.5U CN209148550U (en) | 2018-11-09 | 2018-11-09 | A kind of paper electrochemical luminescence chip is with being protected from light detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821850876.5U CN209148550U (en) | 2018-11-09 | 2018-11-09 | A kind of paper electrochemical luminescence chip is with being protected from light detection device |
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| Publication Number | Publication Date |
|---|---|
| CN209148550U true CN209148550U (en) | 2019-07-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821850876.5U Expired - Fee Related CN209148550U (en) | 2018-11-09 | 2018-11-09 | A kind of paper electrochemical luminescence chip is with being protected from light detection device |
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| CN (1) | CN209148550U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110455886A (en) * | 2019-09-20 | 2019-11-15 | 常熟理工学院 | A kind of photoelectricity COD fast detector |
| CN113009166A (en) * | 2021-02-20 | 2021-06-22 | 重庆博奥新景医学科技有限公司 | Light-shading detection system and implementation method thereof |
-
2018
- 2018-11-09 CN CN201821850876.5U patent/CN209148550U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110455886A (en) * | 2019-09-20 | 2019-11-15 | 常熟理工学院 | A kind of photoelectricity COD fast detector |
| CN113009166A (en) * | 2021-02-20 | 2021-06-22 | 重庆博奥新景医学科技有限公司 | Light-shading detection system and implementation method thereof |
| WO2022174512A1 (en) * | 2021-02-20 | 2022-08-25 | 重庆博奥新景医学科技有限公司 | Light-shielding detection system and implementation method thereof |
| CN113009166B (en) * | 2021-02-20 | 2023-01-24 | 重庆博奥新景医学科技有限公司 | Light-shading detection system and implementation method thereof |
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