CN109668844B - Heating detection head - Google Patents
Heating detection head Download PDFInfo
- Publication number
- CN109668844B CN109668844B CN201910025864.1A CN201910025864A CN109668844B CN 109668844 B CN109668844 B CN 109668844B CN 201910025864 A CN201910025864 A CN 201910025864A CN 109668844 B CN109668844 B CN 109668844B
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- detection head
- main body
- detection
- head main
- heating
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- 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
- G01N21/25—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
- G01N21/31—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
- G01N1/44—Sample treatment involving radiation, e.g. heat
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- 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
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- Physics & Mathematics (AREA)
- Biochemistry (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
- Investigating Or Analysing Materials By The Use Of Chemical Reactions (AREA)
Abstract
The invention discloses a heating detection head, which mainly comprises a detection head main body, a detection light source and a circuit board; the detection head main body is of a three-dimensional structure, the interior of the detection head main body is hollow, one end of the detection head main body is open, and the other end of the detection head main body is provided with a bottom panel; the detection light source is arranged on the bottom panel and projects outside the detection head main body; the circuit board is installed in the head body to be tested. The invention adopts the electric heating device arranged in the optical detection head, realizes the integration of the sample heating device and the detection instrument, reduces the volume of the device and reduces the heating cost. The detection head with the heating device provided by the invention is used for directly heating the sample (reagent strip), so that the detection precision and the detection efficiency are improved.
Description
Technical Field
The invention belongs to the technical field of optical detection of biological reagents, and particularly relates to a heatable optical detection head of a biological reagent.
Background
A dry quantitative analyzer is an apparatus for measuring the concentration of a reagent by using the absorption characteristics of a substance to light.
In many cases, the reagent (strip) needs to be heated to a certain temperature before measurement by the dry quantitative analyzer. In the prior art, the reagent (strip) is heated by heating in a water bath (water vapor). However, the water bath heating device is bulky and difficult to integrate into a dry quantitative analyzer, which undoubtedly increases the equipment cost and the operation steps and reduces the detection efficiency.
Therefore, there is a need to develop a product that can be integrated into a dry-type quantitative analyzer to facilitate heating of the reagent (strip) for effective improvement of the detection efficiency.
Disclosure of Invention
The invention aims to solve various defects caused by heating a reagent (strip) by using water bath equipment in the prior art, and provides a detection head with a heating function integrated on a dry quantitative analyzer, which can simultaneously realize heating and detection of the reagent, saves equipment cost and greatly improves detection efficiency.
The invention provides a heating detection head, which mainly comprises a detection head main body, a detection light source and a circuit board;
the detection head main body is of a three-dimensional structure, the interior of the detection head main body is hollow, one end of the detection head main body is open, and the other end of the detection head main body is provided with a bottom panel;
the detection light source is arranged on the bottom panel and projects outside the detection head main body;
the circuit board is installed in the head body to be tested.
Further, a heating element is mounted on the circuit board.
Preferably, the bottom plate has a certain thickness, and a surface facing the inside of the detection head main body is provided with a groove.
Preferably, a surface of the bottom panel facing the inside of the head main body is provided with at least one heating groove for accommodating a heating element.
Furthermore, a plurality of heating grooves are symmetrically arranged around the groove.
Preferably, the opening of the detection head main body is provided with a mounting flange.
Preferably, the side wall of the groove is provided with a vent hole.
Further, the circuit board controls the electric heating element and the detection light source.
The invention adopts the electric heating device arranged in the optical detection head, realizes the integration of the sample heating device and the detection instrument, reduces the volume of the device and reduces the heating cost. The detection head with the heating device provided by the invention is used for directly heating the sample (reagent strip), so that the detection precision and the detection efficiency are improved.
Drawings
FIG. 1 is a perspective view at 45 of a heated test head according to the present invention;
FIG. 2 is a bottom view of the heated test head of FIG. 1;
fig. 3 is a sectional view taken along a-a in fig. 2.
Description of reference numerals:
1. a detection head main body; 2. detecting a light source; 3. a groove; 4. a heating tank; 5. and (7) mounting a flange.
Detailed Description
The invention is described in further detail below with reference to the accompanying figures 1-3:
the heating detection head of the present invention mainly comprises a detection head main body 1, a detection light source 2 and a circuit board (not shown).
Referring to fig. 1 to 3, the test head body 1 has a three-dimensional structure, which is hollow, and has an open end at one end and a bottom panel at the other end. The detection light source 2 is installed on the bottom panel and projects outside the detection head main body.
As shown in fig. 3, the bottom panel has a certain thickness, and a groove 3 is formed on a surface facing the inner side of the detection head main body to serve as a space for accommodating the light source and the lens.
Preferably, a protrusion may be disposed on a surface of the bottom panel facing the outside of the detection head body at a position corresponding to the accommodation space to increase the accommodation space, and the protrusion is capable of conducting heat, and a flat surface of the protrusion is capable of abutting against a reagent strip to be detected.
Referring to fig. 2 and 3, at least one heating groove 4 is formed on a surface of the bottom panel facing the inside of the head body, and the heating groove 4 is used for accommodating a heating element. Preferably, a plurality of heating grooves 4 are symmetrically arranged around the groove 3 to ensure uniform heating.
The heating element is preferably an electric heating element, and further, the heating element is mounted on the circuit board, and the circuit board is used for realizing intelligent control on heating of the test sample.
The circuit board is mounted in the head body 1. Preferably, the circuit board is disposed adjacent to the bottom panel.
Preferably, the heating detection head of the invention is provided with a mounting flange 5 at the opening of the detection head main body 1. The heated test head with mounting flange 5 can be mounted to an optical test device such as a quantitative analyzer using bolts, rivets or other fastening means.
Further, in order to ensure the heat dissipation of the circuit board, a vent hole can be optionally formed in the side wall of the groove 3.
According to the heating detection head disclosed by the invention, the bottom panel is heated by the circuit board, then the heat is conducted to the outer periphery of the detection light source 2, and the detection light source 2 is used for propping (or pressing) the reagent strip, so that the reagent strip can be heated. The circuit board can realize the control of the detection light source 2.
The heating detection head has a simple and compact structure, realizes the integrated integration of a sample heating device and a detection instrument, reduces the equipment volume and reduces the heating cost. The detection head with the heating device is used for directly heating the sample (reagent strip), so that the detection efficiency is improved.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
The present invention is not limited to the above description of the embodiments, and those skilled in the art should, in light of the present disclosure, appreciate that many changes and modifications can be made without departing from the spirit and scope of the invention.
Claims (4)
1. A heating detection head is characterized in that:
the detection head mainly comprises a detection head main body, a detection light source and a circuit board;
the detection head main body is of a three-dimensional structure, the interior of the detection head main body is hollow, one end of the detection head main body is open, and the other end of the detection head main body is provided with a bottom panel;
the detection light source is arranged on the bottom panel and projects outside the detection head main body;
the circuit board is arranged in the detection head main body;
the bottom panel has a certain thickness, and a groove is formed in one surface facing the inner side of the detection head main body;
the surface of the bottom panel facing the inner side of the detection head main body is provided with at least one heating groove for accommodating a heating element;
the at least one heating groove is arranged around the groove;
and a protruding part is arranged on one surface of the bottom panel facing the outer side of the detection head main body at a position corresponding to the groove, the protruding part can conduct heat, and the flat surface of the protruding part can abut against and heat the reagent strip to be detected.
2. A thermal head according to claim 1, wherein:
the heating element is mounted on the circuit board.
3. A heated test head according to claim 1 or claim 2 wherein:
an opening of the detection head main body is provided with a mounting flange.
4. A heated test head according to claim 1 or claim 2 wherein:
the side wall of the detection head main body is provided with a vent hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910025864.1A CN109668844B (en) | 2019-01-11 | 2019-01-11 | Heating detection head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910025864.1A CN109668844B (en) | 2019-01-11 | 2019-01-11 | Heating detection head |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109668844A CN109668844A (en) | 2019-04-23 |
| CN109668844B true CN109668844B (en) | 2021-06-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910025864.1A Active CN109668844B (en) | 2019-01-11 | 2019-01-11 | Heating detection head |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113391058A (en) * | 2021-05-25 | 2021-09-14 | 安徽惠邦生物工程有限公司 | Intelligent upper heating module of dry-type urine analyzer |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20120110253A (en) * | 2011-03-29 | 2012-10-10 | 이에이바이오스 주식회사 | Urine analyzing system and its analyzing method |
| JP2014006196A (en) * | 2012-06-26 | 2014-01-16 | Sharp Corp | Fluorescence detecting apparatus |
| CN204101456U (en) * | 2014-06-24 | 2015-01-14 | 江苏英诺华医疗技术有限公司 | A kind of optical detection apparatus of applicable automatic clinical chemistry analyzer |
| CN104374767A (en) * | 2013-08-13 | 2015-02-25 | 嘉兴驰网工业自动化科技有限公司 | Portable type intelligent food safety detector |
| CN104897912A (en) * | 2012-08-24 | 2015-09-09 | 艾康生物技术(杭州)有限公司 | Biological sample analyzing device |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6061128A (en) * | 1997-09-04 | 2000-05-09 | Avocet Medical, Inc. | Verification device for optical clinical assay systems |
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2019
- 2019-01-11 CN CN201910025864.1A patent/CN109668844B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20120110253A (en) * | 2011-03-29 | 2012-10-10 | 이에이바이오스 주식회사 | Urine analyzing system and its analyzing method |
| JP2014006196A (en) * | 2012-06-26 | 2014-01-16 | Sharp Corp | Fluorescence detecting apparatus |
| CN104897912A (en) * | 2012-08-24 | 2015-09-09 | 艾康生物技术(杭州)有限公司 | Biological sample analyzing device |
| CN104374767A (en) * | 2013-08-13 | 2015-02-25 | 嘉兴驰网工业自动化科技有限公司 | Portable type intelligent food safety detector |
| CN204101456U (en) * | 2014-06-24 | 2015-01-14 | 江苏英诺华医疗技术有限公司 | A kind of optical detection apparatus of applicable automatic clinical chemistry analyzer |
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| Publication number | Publication date |
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| CN109668844A (en) | 2019-04-23 |
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