CN209059171U - A kind of vein display - Google Patents
A kind of vein display Download PDFInfo
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- CN209059171U CN209059171U CN201820939936.4U CN201820939936U CN209059171U CN 209059171 U CN209059171 U CN 209059171U CN 201820939936 U CN201820939936 U CN 201820939936U CN 209059171 U CN209059171 U CN 209059171U
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Abstract
The utility model provides a kind of vein display, including shell, power supply, circuit controller, push switch and light source assembly, shell is hollow tubular structure, and the power supply includes positive and negative electrode and the battery that is arranged in electrode, and the power supply and circuit controller are arranged in shell；The light source assembly includes OLED organic luminescent device and the infrared thermal sensor that OLED organic luminescent device both ends are arranged in, and the light source assembly is embedded in the outer surface of shell；The housing central section is equipped with capacitive induction touch screen, and push switch insertion shell is interior and protrudes from the outer surface of shell, and the push switch, capacitive induction touch screen and light source assembly are connect with circuit controller and power sourced electric.The apparatus structure is simple, and using OLED luminescent device as planar light source, OLED can be used multilayer luminescent layer, realizes that mixed spectra shines, and raising uniformity of luminance is very good and reproduced image resolution.Therefore the device has important use value.
Description
Technical field
The utility model belongs to illumination field, and in particular to a kind of vein display.
Background technique
Near infrared light has the ability for penetrating tissue more stronger than visible light, and human skin, fat, blood night etc. pair
Different photochromic light absorption situations are not identical.Using this species diversity, the vein picture reproducer of exploitation has become relatively conventional
Medical supplementary means, usually have such two ways: vein image acquisition projects detecting area；Before light is transmitted to from rear
Side.Former equipment volume is larger, and structure is complicated, with high costs, but image clearly, for example, CHRISTIE company
Christie Vein Viewer；Latter is simple and convenient, can be used anywhere or anytime, cheap, and problem is image
It is not clear enough.
Common vein imaging light source uses dark red or near-infrared LED, there is 680nm, 760nm, 850nm, 940nm etc..
The light of long wavelength can have the ability for deeper penetrating human body, therefore vein image is better.Since human eye can receive
Spectrum be less than 780nm, and the wavelength sensing capability greater than 700nm is declined obvious, thus light is transmitted from rear
To the picture reproducer in front, optimal wavelength should be in 700nm or so.Portable light developing equipment is usually by light source and light
Source driving circuit composition, site of puncture is contacted with equipment when use, and the contrast of vein and skin histology is often not good enough.By
It is point light source in LED itself, and high-power lower working surface temperature is high, so the uniformity of light source is poor, needs to cover on light source
Lid light guide plate, heat-conducting plate.
Utility model content
In order to solve the above technical problem of the existing technology, the utility model provides a kind of vein display.
To achieve the goals above, the utility model the following technical schemes are provided:
A kind of vein display, including shell, power supply, circuit controller, push switch and light source assembly, the shell
For hollow tubular structure, the power supply includes positive and negative electrode and the battery that is arranged in electrode, the power supply and circuit controller
It is arranged in shell；The light source assembly includes OLED organic luminescent device and the red of OLED organic luminescent device both ends is arranged in
Outer thermal sensor, the light source assembly are embedded in the outer surface of shell；The housing central section is equipped with capacitive induction touch screen, pressing
In switch insertion shell and protrude from the outer surface of shell, the push switch, capacitive induction touch screen and light source assembly with
Circuit controller is connected with power sourced electric.
Preferably, the battery is one kind of dry cell, lithium battery or polymer battery.
Further, the outer surface of the OLED organic luminescent device is equipped with transparent outer cover, and inner surface is equipped with inner casing.
Further, the luminescent layer of the OLED organic luminescent device is single-shot photosphere or multilayer luminescent layer, light source are
Orange light, feux rouges or near infrared light.
Further, the centre of luminescence of the orange light is in 580-630nm, and the centre of luminescence of feux rouges is in 650-700nm, closely
The infrared centre of luminescence is in 700-760nm.
Further, the luminous body structure when luminescent layer of the OLED organic luminescent device is double-deck are as follows: soft with anode
Property substrate as substrate, be successively vapor-deposited with anode layer, the first hole transmission layer, the first luminescent layer, the first electron transfer layer, connection
Layer, the second hole transmission layer, the second luminescent layer, the second electron transfer layer, cathode layer, outer envelope have packaging back board.
The utility model has the advantages that the utility model provides a kind of vein display, the apparatus structure is simple, and is sent out using OLED
For optical device as planar light source, multilayer luminescent layer is can be used in OLED, realizes that mixed spectra shines, uniformity of luminance is very good, more
The spectrum imaging of the centre of luminescence is clear three-dimensional, avoids erroneous judgement of the human eye to depth information under single light source, is suitable for different people
The demand of group.The device does not need metal heat-conducting plate, so that weight is alleviated, it is easy to carry.Therefore the utility model has weight
The use value wanted.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the vein display in the utility model embodiment 1.
Fig. 2 is the internal structure schematic diagram of the utility model vein display.
Fig. 3 is the circular cross-section schematic diagram of the utility model vein display OLED luminescent device.
Fig. 4 is the organigram of the luminous body structure of the utility model OLED luminescent device.
Fig. 5 is the structural schematic diagram of the vein display in the utility model embodiment 2.
In figure: 1, shell；2, power supply；21, electrode；22, battery；3, circuit controller；4, push switch；5, light source group
Part；51, OLED luminescent device；511, shell；512, inner casing；52, infrared thermal sensor；6, capacitive induction touch screen；7, it serves as a contrast
Bottom；8, anode layer；9, the first hole transmission layer；10, the first luminescent layer；11, the first electron transfer layer；12, articulamentum；13,
Two hole transmission layers；14, the second luminescent layer；15, the second electron transfer layer；16, cathode layer；17, packaging back board.
Specific embodiment
Further describe the utility model combined with specific embodiments below, but examples are merely exemplary, it is not right
The scope of the utility model constitutes any restrictions.It will be understood by those skilled in the art that without departing from the utility model
Under spirit and scope can details to technical solutions of the utility model and form modify or replace, but these modifications and replace
It changes and each falls in the protection scope of the utility model.
Embodiment 1
A kind of vein display, as illustrated in fig. 1 and 2, including shell 1, power supply 2, circuit controller 3,4 and of push switch
Light source assembly 5, the shell 1 are hollow tubular structure, and for the weight for mitigating vein display, shell is all made of plastics system
Make, the diameter of shell is in 2cm-3cm, and length is in 15cm-20cm.
The power supply 2 includes positive and negative electrode 21 and the battery 22 being arranged in electrode, the power supply 2 and circuit controller 3
It is arranged in shell 1；The light source assembly 5 includes OLED organic luminescent device 51 and is arranged at OLED organic luminescent device both ends
Infrared thermal sensor 52, the light source assembly 5 be embedded in shell 1 outer surface；Capacitive induction is equipped in the middle part of the shell 1 to touch
Screen 6 is touched, push switch 4 is embedded in shell 1 and protrudes from the outer surface of shell 1, and the push switch 4, capacitive induction touch
Screen 6 and light source assembly 5 and circuit controller 3 and power supply 2 are electrically connected.
The battery 2 is one kind of dry cell, lithium battery or polymer battery.
As shown in figure 3, the length of the OLED organic luminescent device 51 is 5cm-8cm, outer surface is equipped with transparent outer cover
511, inner surface is equipped with inner casing 512；Shell is transparent plastic, there is high-permeability, the inner casing pair in visible-range
Light source is played a supporting role, and prevents light source form from deforming.
The luminescent layer of the OLED organic luminescent device 51 be single-shot photosphere or multilayer luminescent layer, light source be orange light,
Feux rouges or near infrared light；For the centre of luminescence of the orange light in 580-630nm, the centre of luminescence of feux rouges is close red in 650-700nm
The outer centre of luminescence is in 700-760nm.
As shown in figure 4, the luminescent layer of the OLED organic luminescent device 51 is bilayer, structure are as follows: with anode flexibility base
Piece as substrate 7, be successively vapor-deposited with anode layer 8, the first hole transmission layer 9, the first luminescent layer 10, the first electron transfer layer 11,
Articulamentum 12, the second hole transmission layer 13, the second luminescent layer 14, the second electron transfer layer 15, cathode layer 16, outer envelope has envelope
Fill backboard 17.Flexible substrate is selected, light source can be bent, and the centre of luminescence of the first luminescent layer is in 700nm, the second luminescent layer 14 hair
For the centre of luminescence of photosphere in 600nm, the radiance of the first luminescent layer is 3-10 times of the second luminescent layer radiance.Oled light
The luminous substrate in source will not generate a large amount of heat, can use for a long time.
The specific control process of the present embodiment described device are as follows: when push switch is pressed, capacitive induction touch screen quilt
Light, can choose 3 kinds of modes on touch screen, it is low, in, 3 kinds of modes of Qiang Guang.This 3 kinds of modes are respectively by circuit controller control
System just triggers infrared thermal sensor, as long as there is a thermal sensor to receive thermal signal, oled light when one mode is selected
Source will be loaded bias and light.Pressing opens the light and has override grade, once being closed, light source is just powered off.
Embodiment 2
As shown in figure 5, embodiment 2 is the difference from embodiment 1 is that embodiment 2 is single light-emitting layer, only first shines
Layer, without the second luminescent layer, the centre of luminescence is 0.5cm, length 5cm- in 680nm, the width of OLED organic luminescent device
8cm。
Claims (6)
1. a kind of vein display, which is characterized in that including shell, power supply, circuit controller, push switch and light source group
Part, the shell are hollow tubular structure, and the power supply includes positive and negative electrode and the battery that is arranged in electrode, the power supply and
Circuit controller is arranged in shell；The light source assembly includes OLED organic luminescent device and is arranged in OLED organic illuminator
The infrared thermal sensor at part both ends, the light source assembly are embedded in the outer surface of shell；The housing central section is equipped with capacitive induction
Touch screen in push switch insertion shell and protrudes from the outer surface of shell, the push switch, capacitive induction touch screen and
Light source assembly is connect with circuit controller and power sourced electric.
2. a kind of vein display according to claim 1, which is characterized in that the battery is dry cell, lithium battery
Or one kind of polymer battery.
3. a kind of vein display according to claim 1, which is characterized in that outside the OLED organic luminescent device
Surface is equipped with transparent outer cover, and inner surface is equipped with inner casing.
4. a kind of vein display according to claim 1, which is characterized in that the hair of the OLED organic luminescent device
Photosphere is single-shot photosphere or multilayer luminescent layer, and light source is orange light, feux rouges or near infrared light.
5. a kind of vein display according to claim 4, which is characterized in that the centre of luminescence of the orange light exists
580-630nm, the centre of luminescence of feux rouges is in 650-700nm, and the centre of luminescence of near-infrared is in 700-760nm.
6. a kind of vein display according to claim 4, which is characterized in that the hair of the OLED organic luminescent device
Luminous body structure when photosphere is double-deck are as follows: using anode flexible substrate as substrate, be successively vapor-deposited with anode layer, the first hole passes
Defeated layer, the first luminescent layer, the first electron transfer layer, articulamentum, the second hole transmission layer, the second luminescent layer, the second electron-transport
Layer, cathode layer, outer envelope have packaging back board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820939936.4U CN209059171U (en) | 2018-06-19 | 2018-06-19 | A kind of vein display |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820939936.4U CN209059171U (en) | 2018-06-19 | 2018-06-19 | A kind of vein display |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209059171U true CN209059171U (en) | 2019-07-05 |
Family
ID=67088914
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820939936.4U Active CN209059171U (en) | 2018-06-19 | 2018-06-19 | A kind of vein display |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209059171U (en) |
-
2018
- 2018-06-19 CN CN201820939936.4U patent/CN209059171U/en active Active
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