CN106841034A - Optical cores module, non-maintaining online refractometer - Google Patents
Optical cores module, non-maintaining online refractometer Download PDFInfo
- Publication number
- CN106841034A CN106841034A CN201710054436.2A CN201710054436A CN106841034A CN 106841034 A CN106841034 A CN 106841034A CN 201710054436 A CN201710054436 A CN 201710054436A CN 106841034 A CN106841034 A CN 106841034A
- Authority
- CN
- China
- Prior art keywords
- module
- camera lens
- radiating
- online refractometer
- optical
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/01—Arrangements or apparatus for facilitating the optical investigation
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
- G01N21/41—Refractivity; Phase-affecting properties, e.g. optical path length
- G01N21/4133—Refractometers, e.g. differential
Abstract
Optical cores module provided by the present invention, non-maintaining online refractometer are related to optical instrument, it is therefore intended that provide a kind of optical cores module and non-maintaining online refractometer that can avoid optical element that relative displacement occurs.Optical cores module provided by the present invention includes：Module carrier and the light source being fastened on the module carrier, optical fiber light pipe, the first camera lens, prism, the second camera lens and CCD drive circuit boards；When the source emissioning light line, the light reaches the CCD drive circuit boards after can sequentially passing through the optical fiber light pipe, first camera lens, the prism, second camera lens.Non-maintaining online refractometer provided by the present invention includes the optical cores module.
Description
Technical field
The present invention relates to a kind of refraction index test instrument, and in particular to a kind of non-maintaining online refractometer.
Background technology
Refractometer, also known as refractometer, be using the instrument of ray-test strength of fluid, for determine refractive index, two-fold rate,
Photosensitiveness, refractive index is one of important physical constant of material.Many pure materials all have certain refractive index, if material is wherein
Containing impurity, then refractive index will change, and deviation occur, and impurity is more, and deviation is bigger.
Because the optical element in refractometer mainly includes light source, lens, high index prism (spinelle, sapphire, gadolinium
Gallium garnet GGG, yttrium aluminium garnet YAG etc.) and CCD drive circuit boards etc.；In common technical process, the pipeline that refractometer is installed
Or can all there is a certain degree of vibrations and the mutation of temperature, pressure in tank body, it is easy to cause optical component that relative position occurs
Move；And if any of the above-described optical element there occurs relative displacement, can all cause the light that last CCD is received to change, from
And cause measured value to change, and this is one of the reason for commonly online refractometer needs periodic calibration.
The content of the invention
The technical problem to be solved in the present invention is to provide a kind of optics core that can avoid optical element that relative displacement occurs
Core module.
One aspect of the present invention provides a kind of optical cores module to be included：Module carrier and it is fastened on the module branch
Light source, optical fiber light pipe, the first camera lens, prism, the second camera lens and CCD drive circuit boards on frame；
When the source emissioning light line, the light can sequentially pass through the optical fiber light pipe, first camera lens,
The CCD drive circuit boards are reached after the prism, second camera lens.
Preferably, the prism is sapphire material.
Preferably, also include：Controller；
The controller is connected with the CCD drive circuit boards, for obtaining the light that the CCD drive circuit boards are detected
Intensity；
The controller is connected with the light source, according to the luminous intensity, for being adjusted in real time to light source power supply electric current
It is whole.
Optical cores module provided by the present invention is due to by light source, optical fiber light pipe, the first camera lens, prism, the second mirror
Head and CCD drive circuit boards be fastened on module carrier, even if therefore vibrations or temperature, pressure mutation in the environment of,
Can still avoid the above-mentioned optical element being installed in module carrier that relative displacement occurs, so as to ensure that the light that light source sends
Line propagation path does not change, so as to avoid because there is determining for online refractometer caused by relative displacement between optical element
Phase calibrates.
The technical problem to be solved is to provide and a kind of can avoid optical element that relative displacement occurs exempting from the present invention simultaneously
Safeguard online refractometer.
Another aspect of the present invention provides a kind of non-maintaining online refractometer, including described optical cores module, touches outside liquid
Shell and back shell；
The tactile liquid shell, the heat insulating mattress and the back shell are joined end to end, and accommodating cavity is enclosed jointly；
The module carrier is embedded in the accommodating cavity.
Preferably, the junction of the tactile liquid shell and the back shell is provided with heat insulating mattress.
Preferably, the outer surface of the back shell has radiating groove.
Preferably, the quantity of the radiating groove is multiple, and multiple radiating grooves are along the height of the back shell
Degree direction is set.
Preferably, the spacing of the adjacent radiating groove of any two is 2.5mm；The width of the radiating groove is 5mm, deep
It is 2.5mm to spend.
Preferably, also including radiating bonnet；The radiating bonnet is arranged at the back shell away from the tactile liquid shell
One end；Cooling tube is provided with the radiating bonnet, the cooling tube can be continually fed into cryogen.
Preferably, the cooling tube is in the shape of a spiral.
Non-maintaining online refractometer provided by the present invention, due to each optical element in the optical cores module that it is included
Be fastened on module carrier, even if therefore vibrations or temperature, pressure mutation in the environment of, can still avoid above-mentioned
There is relative displacement in the optical element being installed in module carrier, so as to ensure that the light propagation path that light source sends does not occur
Change, so as to avoid because of the periodic calibration of online refractometer caused by generation relative displacement between optical element.
Brief description of the drawings
In order to illustrate more clearly of the specific embodiment of the invention or technical scheme of the prior art, below will be to specific
The accompanying drawing to be used needed for implementation method or description of the prior art is briefly described.In all of the figs, similar element
Or the general reference by being similar in part is identified.In accompanying drawing, each element or part might not draw according to actual ratio.
Fig. 1 is a kind of sectional view of optical cores module of the invention；
Fig. 2 is a kind of sectional view of non-maintaining online refractometer of the present invention.
Reference：
1- optical cores modules
11- module carriers
12- light sources
13- optical fiber light pipes
The camera lenses of 14- first
15- prisms
The camera lenses of 16- second
17-CCD drive circuit boards
18- controllers
2- touches liquid shell
3- back shells
31- radiating grooves
4- radiating bonnets
5- heat insulating mattress
Specific embodiment
The embodiment of technical solution of the present invention is described in detail below in conjunction with accompanying drawing.Following examples are only used for
Technical scheme is clearly illustrated, therefore is only used as example, and protection model of the invention can not be limited with this
Enclose.
As shown in figure 1, optical cores module 1 provided by the present invention includes：Module carrier 11 and it is fastened on mould
Light source 12, optical fiber light pipe 13, the first camera lens 14, prism 15, the second camera lens 16 and CCD drive circuit boards on block support 11
17；When light source 12 launches light, light can sequentially pass through optical fiber light pipe 13, the first camera lens 14, prism 15, the second camera lens
CCD drive circuit boards 17 are reached after 16.
In order to realize that each optical element is fastened in module carrier 11, following measure can be specifically taken：
A. light source 12；Using adopting surface mounted LED, it is welded on LED power supply circuit plates, is screwed in module carrier 11
On.
B. fiber optics light pipe 13；In module carrier 11 layout have with the external diameter identical space of fiber optics light pipe 13, and
The one end in the space is provided with through hole.At the space, one end of fiber optics light pipe 13 is against on through hole, other end spring
19 are compressed, and side wall light solidified glue is gluing to be fixed on module carrier 11.
C. the first camera lens 14 and the second camera lens 16；On module carrier 11 layout have with camera lens external diameter identical space, and should
The one end in space is provided with through hole.At the space, each camera lens one end is against through hole, and other end spring 19 is compressed, side
Fixed with screw in compression.
D. prism 15；There is the space consistent with the bottom shape of prism 15 on module carrier 11.At the space, prism 15
Side wall compression shell fragment is fixed, and top is fixed and used screw-driving with fixing cover with its form fit.
E.CCD drive circuits:17：CCD drive circuit boards 17 are directly screwed in optical cores module 1.
Optical cores module 1 provided by the present invention is due to by light source 12, optical fiber light pipe 13, the first camera lens 14, prism
15th, the second camera lens 16 and CCD drive circuit boards 17 are fastened on module carrier 11, even if therefore in vibrations or temperature pressure
In the environment of power mutation, can still avoid the above-mentioned optical element being installed in module carrier 11 that relative displacement occurs, so that
Ensure that the light propagation path that light source 12 sends does not change, so as to avoid because there is relative displacement between optical element
The periodic calibration of caused online refractometer.
Preferably, prism 15 use optical grade sapphire material, reason be sapphire prism can long-time high temperature resistant,
The impact of high pressure resistant and resistance to high flow rate, while can tolerate the erosion of all eroding chemicals, can ensure that prism 15 is permanent not
Need to change.
Preferably, also include：Controller 18；Controller 18 is connected with CCD drive circuit boards 17, is driven for obtaining CCD
The luminous intensity that circuit board 17 is detected；Controller 18 is connected with light source 12, according to luminous intensity, for entering to the supply current of light source 12
Row real-time adjustment.Generally new LED need to only be less than the work of 10% power can meet the requirement of CCD luminous intensities.Arranged by this
Apply, it is ensured that LED light source is all the life without changing.And the usual 2-3 of light source of common online refractometer is accomplished by being changed.
Non-maintaining online refractometer provided by the present invention, including optical cores module 1, tactile liquid shell 2 and back shell
3；Touch liquid shell 2, heat insulating mattress 5 and back shell 3 joins end to end, accommodating cavity is enclosed jointly；Module carrier 11 is embedded at accommodating
In chamber.
Non-maintaining online refractometer provided by the present invention, due to each optics unit in the optical cores module 1 that it is included
Part is fastened on module carrier 11, even if therefore vibrations or temperature, pressure mutation in the environment of, can still avoid
There is relative displacement in the above-mentioned optical element being installed in module carrier 11, so as to ensure that the light propagation path that light source sends
Do not change, so as to avoid because of the periodic calibration of online refractometer caused by generation relative displacement between optical element.
Preferably, touch liquid shell 2 and the junction of back shell 3 is provided with heat insulating mattress 5 so that touch liquid shell 2 and rear portion
Shell 3 is not in contact with a little completely, so as to avoid the direct heat transfer of metal, greatly reduce processing medium high temperature to rear portion outside
The influence of the temperature of shell 3, and then can as far as possible reduce the temperature of accommodating inner chamber and do not influenceed by processing medium high temperature, to ensure to hold
Put effective operation of CCD drive circuit boards 17 and controller 18 in inner chamber.If certainly further in optical cores module 1 and appearance
Setting heat insulating mattress 5 is better between putting inner chamber.
Preferably, the outer surface of back shell 3 has radiating groove 31.Purpose is before accommodating cavity volume is not influenceed
Put, increased specific surface area, so as to be more conducive to radiate.
Preferably, the quantity of radiating groove 31 is multiple, and multiple radiating groove 31 sets along the short transverse of back shell 3
Put.Increasing the quantity of radiating groove 31 obviously can improve the heat-sinking capability of product.If the adjacent radiating groove 31 of any two
Spacing be 2.5mm；The width of radiating groove 31 is 5mm, and depth is 2.5mm, can so increase by nearly 50% surface area, i.e.,
Radiating efficiency can increase by 50%.
Preferably, also including radiating bonnet 4；Radiating bonnet 4 is arranged at the one end of back shell 3 away from tactile liquid shell 2；Dissipate
Cooling tube (preferably helical form cooling tube) is provided with hot bonnet 4, cooling tube can be continually fed into cryogen.Radiating bonnet 4
Use can undoubtedly improve the heat dispersion of product, ensure that optical cores module 1 works in suitable environment.Certainly, in temperature
Degree it is extremely low in the case of, such as it is subzero tens degree in the case of, it is also possible to logical hot water is heated to ensure optical cores module 1
It is working properly.
It should be noted that unless otherwise indicated, technical term used in this application or scientific terminology should be this hair
The ordinary meaning that bright one of ordinary skill in the art are understood.
In this application, unless otherwise clearly defined and limited, term " installation ", " connected ", " connection ", " fixation " etc.
Term should be interpreted broadly, for example, it may be fixedly connected, or be detachably connected, or integrally；Can be that machinery connects
Connect, or electrically connect；Can be joined directly together, it is also possible to be indirectly connected to by intermediary, can be in two elements
The connection in portion or two interaction relationships of element.For the ordinary skill in the art, can be according to specific feelings
Condition understands above-mentioned term concrete meaning in the present invention.
In this application, unless otherwise clearly defined and limited, fisrt feature second feature " on " or D score can be with
It is the first and second feature directly contacts, or the first and second features are by intermediary mediate contact.And, fisrt feature exists
Second feature " on ", " top " and " above " but fisrt feature are directly over second feature or oblique upper, or be merely representative of
Fisrt feature level height is higher than second feature.Fisrt feature second feature " under ", " lower section " and " below " can be
One feature is immediately below second feature or obliquely downward, or is merely representative of fisrt feature level height less than second feature.
In specification of the invention, numerous specific details are set forth.It is to be appreciated, however, that embodiments of the invention can be with
Put into practice in the case of without these details.In some instances, known method, structure and skill is not been shown in detail
Art, so as not to obscure the understanding of this description.
Finally it should be noted that：Various embodiments above is merely illustrative of the technical solution of the present invention, rather than its limitations；To the greatest extent
Pipe has been described in detail with reference to foregoing embodiments to the present invention, it will be understood by those within the art that：Its according to
The technical scheme described in foregoing embodiments can so be modified, or which part or all technical characteristic are entered
Row equivalent；And these modifications or replacement, the essence of appropriate technical solution is departed from various embodiments of the present invention technology
The scope of scheme, it all should cover in the middle of the scope of claim of the invention and specification.
Claims (10)
1. a kind of optical cores module, it is characterised in that including：Module carrier and it is fastened on the module carrier
Light source, optical fiber light pipe, the first camera lens, prism, the second camera lens and CCD drive circuit boards；
When the source emissioning light line, the light can sequentially pass through the optical fiber light pipe, first camera lens, described
The CCD drive circuit boards are reached after prism, second camera lens.
2. a kind of optical cores module according to claim 1, it is characterised in that the prism is sapphire material.
3. a kind of optical cores module according to claim 1, it is characterised in that also include：Controller；
The controller is connected with the CCD drive circuit boards, for obtaining the light intensity that the CCD drive circuit boards are detected
Degree；
The controller is connected with the light source, according to the luminous intensity, for carrying out real-time adjustment to light source power supply electric current.
4. a kind of non-maintaining online refractometer, it is characterised in that including the optical cores module described in claim 1, touch outside liquid
Shell and back shell；
The tactile liquid shell and the back shell are joined end to end, and accommodating cavity is enclosed jointly；
The module carrier is embedded in the accommodating cavity.
5. the non-maintaining online refractometer of one kind according to claim 4, it is characterised in that the tactile liquid shell and it is described after
The junction of portion's shell is provided with heat insulating mattress.
6. the non-maintaining online refractometer of one kind according to claim 4, it is characterised in that the outer surface of the back shell
With radiating groove.
7. the non-maintaining online refractometer of one kind according to claim 6, it is characterised in that the quantity of the radiating groove is
Multiple, and multiple radiating grooves are along the short transverse setting of the back shell.
8. the non-maintaining online refractometer of one kind according to claim 7, it is characterised in that the adjacent radiating of any two is recessed
The spacing of groove is 2.5mm；The width of the radiating groove is 5mm, and depth is 2.5mm.
9. the non-maintaining online refractometer of one kind according to claim 4, it is characterised in that also including radiating bonnet；It is described
Radiating bonnet is arranged at the one end of the back shell away from the tactile liquid shell；Cooling tube is provided with the radiating bonnet,
The cooling tube can be continually fed into cryogen.
10. the non-maintaining online refractometer of one kind according to claim 9, it is characterised in that the cooling tube is in the shape of a spiral.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710054436.2A CN106841034A (en) | 2017-01-24 | 2017-01-24 | Optical cores module, non-maintaining online refractometer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710054436.2A CN106841034A (en) | 2017-01-24 | 2017-01-24 | Optical cores module, non-maintaining online refractometer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106841034A true CN106841034A (en) | 2017-06-13 |
Family
ID=59120491
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710054436.2A Pending CN106841034A (en) | 2017-01-24 | 2017-01-24 | Optical cores module, non-maintaining online refractometer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106841034A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107957407A (en) * | 2017-11-22 | 2018-04-24 | 盘锦雨源新创意开发推广有限公司 | A kind of sonde-type digital display refractometer |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01110239A (en) * | 1987-10-23 | 1989-04-26 | Ohara Inc | Precise differential refractometer |
| CA2199927A1 (en) * | 1996-03-13 | 1997-09-13 | Simmonds Precision Products, Inc. | Self testing optical liquid level sensor |
| US6094262A (en) * | 1999-02-26 | 2000-07-25 | Waters Investments Limited | High temperature differential refractometry apparatus |
| CN101566580A (en) * | 2009-05-13 | 2009-10-28 | 南京航空航天大学 | Method for monitoring steel bar corrosion state in concrete by stages and sensor |
| GB2519861A (en) * | 2013-10-11 | 2015-05-06 | Waters Technologies Corp | Phase detection in multi-phase fluids |
| CN205212531U (en) * | 2015-11-18 | 2016-05-04 | 深圳市碌瑞鑫科技有限公司 | Intelligence LED display screen power |
-
2017
- 2017-01-24 CN CN201710054436.2A patent/CN106841034A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01110239A (en) * | 1987-10-23 | 1989-04-26 | Ohara Inc | Precise differential refractometer |
| CA2199927A1 (en) * | 1996-03-13 | 1997-09-13 | Simmonds Precision Products, Inc. | Self testing optical liquid level sensor |
| US6094262A (en) * | 1999-02-26 | 2000-07-25 | Waters Investments Limited | High temperature differential refractometry apparatus |
| CN101566580A (en) * | 2009-05-13 | 2009-10-28 | 南京航空航天大学 | Method for monitoring steel bar corrosion state in concrete by stages and sensor |
| GB2519861A (en) * | 2013-10-11 | 2015-05-06 | Waters Technologies Corp | Phase detection in multi-phase fluids |
| CN205212531U (en) * | 2015-11-18 | 2016-05-04 | 深圳市碌瑞鑫科技有限公司 | Intelligence LED display screen power |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107957407A (en) * | 2017-11-22 | 2018-04-24 | 盘锦雨源新创意开发推广有限公司 | A kind of sonde-type digital display refractometer |
| CN107957407B (en) * | 2017-11-22 | 2023-12-26 | 盘锦雨源新创意开发推广有限公司 | Probe type digital display refractometer |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB03 | Change of inventor or designer information |
Inventor after: E. M. A. Canrate Inventor before: Xu Tianlong Inventor before: Yu Yan |
|
| CB03 | Change of inventor or designer information | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20180516 Address after: 200122 China (Shanghai) free trade trial area, 710 Dongfang Road, 1509 house, Tomson financial building. Applicant after: Kay Pates Instrument Technology (Shanghai) Co., Ltd. Address before: 201204 room P314, 4 building, 298 Lian Zhen Road, Pudong New Area, Shanghai. Applicant before: Shanghai Yin Fei Automation Technology Co. Ltd. |
|
| TA01 | Transfer of patent application right | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20170613 |
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| WD01 | Invention patent application deemed withdrawn after publication |