CN109975298B - An optical detection system, specific protein analyzer and blood analyzer - Google Patents

Abstract

The application discloses optical detection system, specific protein analyzer and blood analyzer, optical detection system carries out the beam split processing back through the light splitting unit to the detection light of light source production unit transmission, has obtained a plurality of detection sub-rays, and a plurality of detection sub-rays all equal with the optical energy and the optical path before getting into every detecting element to realized satisfying the basis of multichannel simultaneous detection, promoted the result uniformity of multichannel simultaneous detection.

Description

An optical detection system, specific protein analyzer and blood analyzer

Technical field

The present application relates to the technical field of medical devices, and more specifically, to an optical detection system, a specific protein analyzer and a blood analyzer.

Background technique

Hematology analyzer is also called blood cell analyzer, blood cell analyzer, blood cell analyzer or blood cell counter, etc. The blood analyzer is mainly used to detect the blood sample to be tested to analyze the parameter information of various substances in the blood sample to be tested, and provide a reference basis for clinical diagnosis.

The detection of specific proteins by blood analyzers is of great significance for the diagnosis of certain diseases. Take C-reactive protein (CRP) and glycated hemoglobin (HbA1c) as examples. The detection of C-reactive protein can reflect the degree of microbial invasion or the degree of recovery from inflammation such as tissue damage; the detection of glycated hemoglobin can reflect the body's recovery from inflammation. The average blood glucose level in the 120 days before the blood test. For the diagnosis of certain conditions, such as gestational diabetes (Gestational DiabetesMellitus, GDM), it is necessary to detect both C-reactive protein and glycated hemoglobin.

In order to achieve the purpose of using a blood detector to detect multiple specific proteins at the same time, in the existing technology, a blood analyzer with a multi-channel detection function or multiple blood analyzers are usually used to detect specific proteins or routine blood tests on multiple samples. Using multiple blood analyzers to detect multiple samples at the same time requires the purchase of multiple devices, resulting in high testing costs. In practical applications, it is found that when using a blood analyzer with multi-channel detection function to detect multiple samples, Due to the differences in light sources, the detection results of multiple samples are less consistent, making it difficult to meet actual detection needs.

Contents of the invention

In order to solve the above technical problems, this application provides an optical detection system, a specific protein analyzer and a blood analyzer to improve the consistency of the results of simultaneous detection of multiple samples and reduce the cost of simultaneous detection of multiple samples. Purpose.

In order to achieve the above technical objectives, this application provides the following technical solutions:

An optical detection system for providing one detection sub-beam to multiple detection units respectively, the optical detection system includes:

a light source generating unit for emitting detection light;

A spectroscopic unit used to perform spectroscopic processing on the detection light to obtain multiple detection sub-lights;

A plurality of detection units, arranged corresponding to the plurality of detection sub-rays, and using the detection sub-rays to perform optical detection;

Wherein, the spectroscopic unit is set so that the light energy of each of the emitted detection sub-rays is the same; the positions of the spectroscopic unit and the detection unit are set so that each detection unit is at a distance from the light source. The optical path lengths of the generating units are all equal.

Optionally, the light source generating unit includes: a light source, a collimation module and a light limiting module; wherein,

The light source is used to emit initial light to the collimation module;

The collimation module is disposed on one side of the light exit end of the light source, and is used to collimate the initial light and then emit it to the light limiting module;

The light limiting module is disposed on the side of the collimating module away from the light source, and the geometric center of the light limiting module coincides with the optical axis of the collimating module. It is used to select the initial light after collimation processing. The portion with uniform energy emerges as the detection light.

Optionally, the spectroscopic unit includes N spectroscopes, where N=M-1, and M is the number of the detection units;

N of the spectroscopes are used to perform spectroscopic processing on the detection light to form M detection sub-lights.

Optionally, the N dichroic mirrors are set such that the ratio of the reflectivity and transmittance of the i-th dichroic mirror is 1: (N-i+1), where i=1,2,...,N; The incident light of 1 beam splitter is the detection light emitted by the light source unit, the incident light of the 2nd to Nth beam splitter is the refracted light of the i-1th beam splitter, and the reflected light of the i-th beam splitter is The i-th detection sub-ray, the refracted light of the N-th spectroscope is the M-th detection sub-ray.

Optionally, the M detection units are set to set the i+1-th detection unit and the i-th detection unit according to the distance between the first i detection unit and its corresponding spectroscope and the distance between the first i+1 spectroscopes. +1 beam splitter distance, so that the optical path between each detection unit and the light source generation unit is equal.

Optionally, the spectroscopic unit further includes a reflector, and the reflector is configured to reflect the M-th detection sub-light and transmit it to the M-th detection unit.

Optionally, the optical axis of the first beam splitter coincides with the optical axis of the light source generating unit.

A specific protein analyzer, including: the above-mentioned optical detection system;

Multiple detection units use the received detection sub-lights to perform preset specific protein detection.

A blood detector, including: the above-mentioned optical detection system and a blood routine measurement module;

Multiple detection units use the received detection sub-lights to perform preset specific protein detection.

Optionally, the plurality of detection units include a C-reactive protein detection unit and a glycosylated hemoglobin detection unit.

Optionally, the blood analyzer further includes a mode selection module, which is used to control the working status of the plurality of detection units and the blood routine measurement module, so that the blood analyzer can simultaneously Perform one or more preset specific protein tests and/or routine blood tests.

It can be seen from the above technical solution that the present application provides an optical detection system, a specific protein analyzer and a blood analyzer. After the optical detection system performs spectroscopic processing on the detection light emitted by the light source generation unit through the spectrometry unit, the There are multiple detection sub-rays, and the light energy and optical path of the multiple detection sub-rays before entering each detection unit are equal, thereby achieving multi-channel simultaneous detection and improving the results of multi-channel simultaneous detection. consistency.

Description of the drawings

In order to explain the technical solutions in this application or the prior art more clearly, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below. Obviously, the drawings in the following description are only for the purpose of explaining the present application or the prior art. For the embodiments of the application, those of ordinary skill in the art can also obtain other drawings based on the provided drawings without exerting creative efforts.

Figure 1 is a schematic structural diagram of an optical detection system provided by an embodiment of the present application;

Figure 2 is a schematic structural diagram of a light source generating unit provided by an embodiment of the present application;

Figure 3 is a schematic diagram of the light intensity distribution of the initial light in the X direction after collimation processing;

Figure 4 is a schematic diagram of the light intensity distribution of the initial light in the Y direction after collimation processing;

Figure 5 is a schematic diagram of the light intensity distribution of the detection light in the X direction;

Figure 6 is a schematic diagram of the light intensity distribution of the detection light in the Y direction;

Figure 7 is a schematic structural diagram of an optical detection system provided by another embodiment of the present application;

Figure 8 is a schematic structural diagram of an optical detection system provided by another embodiment of the present application;

Figure 9 is a schematic structural diagram of an optical detection system provided by yet another embodiment of the present application;

Figure 10 is a schematic structural diagram of an optical detection system provided by an optional embodiment of the present application;

Figure 11 is a schematic structural diagram of a blood analyzer provided by an optional embodiment of the present application.

Detailed ways

The technical solutions in this application will be clearly and completely described below with reference to the accompanying drawings in this application. Obviously, the described embodiments are only some of the embodiments of this application, not all of them. Based on the embodiments in this application, all other embodiments obtained by those of ordinary skill in the art without creative efforts fall within the scope of protection of this application.

This application provides an optical detection system, as shown in Figure 1, the optical detection system 10 includes;

Light source generation unit 11, used to emit detection light;

Spectroscopic unit 12 is used to perform spectroscopic processing on the detection light to obtain multiple detection sub-lights;

A plurality of detection units 13 are provided corresponding to the plurality of detection sub-rays, and use the detection sub-rays to perform optical detection;

Wherein, the spectroscopic unit 12 is configured so that the light energy of each of the emitted detection sub-rays is the same;

The positions of the spectroscopic unit 12 and the detection unit 13 are set such that the optical distance between each detection unit 13 and the light source generation unit 11 is equal.

The detection unit 13 is used for optical detection of the sample to be tested, which may be some preset specific protein detection, or may be the detection of other items, etc. The preset specific protein detection may be C-reactive protein detection or glycosylated hemoglobin detection. In some embodiments of the present application, the preset specific protein detection can also be other types of specific protein detection. This application does not limit this, and it will depend on the actual situation.

In one embodiment of the present application, in the optical detection system 10 , the positional relationship between the light source generation unit 11 , the spectroscopic unit 12 and the plurality of detection units 13 still refers to FIG. 1 . In FIG. 1 , the optical axis of the light source generating unit 11 coincides with the optical axis of the spectroscopic element closest to the light source generating unit 11 in the spectroscopic unit 12 , so that the detection light emitted from the light source generating unit 11 can be incident on the spectroscopic element. The center of the light splitting element in the unit 12 improves the light energy utilization efficiency of the light source generating unit 11.

The number of spectroscopic elements in the spectroscopic unit 12 is related to the number of the detection units 13 . Optionally, the number of spectroscopic elements in the spectroscopic unit 12 is equal to the number of the detection units 13 minus one.

In addition, it should be noted that in FIG. 1 , in order to ensure that the optical path experienced by each detection unit 13 when receiving the detection sub-light is consistent, the detection unit 13 whose optical axis coincides with the optical axis of the light source generation unit 11 is at a distance from the light splitter. The distance between unit 12 is the farthest; the distances between other detection units 13 and the spectroscopic unit 12 decrease in sequence according to the preset distance. The preset distance is the distance between the detection unit 13 and the optical axis of the light source generating unit 11 .

In this embodiment, the optical detection system obtains a plurality of detection sub-lights after performing spectroscopic processing on the detection light emitted by the light source generating unit through a spectroscopic unit, and the multiple detection sub-lights are generated before entering each detection unit. The light energy and optical path length are equal, thereby improving the consistency of multi-channel simultaneous detection results on the basis of satisfying multi-channel simultaneous detection.

Based on the above embodiments, in one embodiment of the present application, referring to Figure 2, the light source generation unit 11 includes: a light source 111, a collimation module 112 and a light limiting module 113; wherein,

The light source 111 is used to emit initial light to the collimation module;

The collimation module is disposed on one side of the light exit end of the light source 111, and is used to collimate the initial light and then emit it to the light limiting module 113;

The light limiting module is disposed on the side of the collimating module away from the light source 111, and the geometric center of the light limiting module coincides with the optical axis of the collimating module, for selecting initial light for collimation processing. The last part with uniform energy emerges as the detection light.

Optionally, the light source 111 can be a laser (such as a semiconductor laser), the collimation module can be an aspheric mirror, a doublet lens, a lens group, etc., and the light limiting module 113 can be an aperture.

Refer to Figures 3 and 4; Figures 3 and 4 are respectively schematic diagrams of the light intensity distribution of the initial light in the X and Y directions after collimation processing. In Figures 3 and 4, the abscissa is the sampling position, and 0 represents the initial The spot center of the light, the ordinate is the light intensity.

As can be seen from Figures 3 and 4, the light intensity distribution of the initial light after collimation processing is uneven.

Referring to Figures 5 and 6, Figures 5 and 6 are schematic diagrams of the light intensity distribution of the detection light in the X direction and the Y direction respectively. In Figures 5 and 6, the abscissa is the sampling position, and 0 represents the spot of the detection light. Center, the ordinate is the light intensity. The X direction and Y direction refer to the directions perpendicular and parallel to the PN junction of the semiconductor laser respectively.

It can be seen from Figures 5 and 6 that the light intensity distribution of the detection light is relatively uniform in both the X direction and the Y direction.

Based on the above embodiment, in another embodiment of the present application, the spectroscopic unit includes N spectroscopes, where N=M-1, and M is the number of the detection units;

N of the spectroscopes are used to perform spectroscopic processing on the detection light to form M detection sub-lights.

Optionally, the N dichroic mirrors are set such that the ratio of the reflectivity and transmittance of the i-th dichroic mirror is 1: (N-i+1), where i=1,2,...,N; The incident light of 1 beam splitter is the detection light emitted by the light source unit, the incident light of the 2nd to Nth beam splitter is the refracted light of the i-1th beam splitter, and the reflected light of the i-th beam splitter is The i-th detection sub-ray, the refracted light of the N-th spectroscope is the M-th detection sub-ray.

The M detection units 13 are configured to set the i+1th detection unit and the i+1th detection unit according to the distance between the first i detection unit and its corresponding spectroscope and the distance between the first i+1 spectroscopes. The distance between the spectroscopes is such that the optical distance between each detection unit 13 and the light source generation unit 11 is equal.

Specifically, Figure 7 shows a feasible structural schematic diagram of the optical detection system when M = 2, and Figure 8 shows a feasible structural schematic diagram of the optical detection system when M = 3;

In Figure 7, the plurality of detection units are the first detection unit 131 and the second detection unit 132;

The spectroscopic unit includes: a first spectroscope 121;

The first spectroscope 121 is provided on the light exit side of the light source generating unit, and is used to perform spectroscopic processing on the detection light to form a first detection sub-light and a second detection sub-light; the first spectroscope 121 The ratio of reflectivity and transmittance is 1:1;

The first detection unit 131 and the second detection unit 132 are respectively disposed on both sides of the reflective side and the transmissive side of the first dichroic mirror 121, and the first detection unit 131 and the second detection unit 132 are in contact with the The distances between the first beam splitters 121 are equal.

In FIG. 7 , the first beam splitter 121 is the first beam splitter.

In Figure 8, the plurality of detection units are the first detection unit 131, the second detection unit 132 and the third detection unit;

The spectroscopic unit includes: a first spectroscope 121 and a second spectroscope 123;

The first spectroscope 121 is provided on the light exit side of the light source generating unit, and is used to perform spectroscopic processing on the detection light to form a first detection sub-light and a light to be processed; the first detection sub-light is directed toward the desired light source. The first detection unit 131 emits; the light to be processed is emitted to the second spectroscope 123; the ratio of the reflectivity and transmittance of the first spectroscope 121 is 1:2;

The second dichroic mirror 123 is arranged on the light-transmitting side of the first dichroic mirror 121, and the installation angle of the second dichroic mirror 123 is perpendicular to the installation angle of the first dichroic mirror 121;

The first detection unit 131 is provided on the reflective side of the first beam splitter 121;

The second detection unit 132 and the third detection unit are respectively arranged on the reflective side and the translucent side of the second beam splitter 123;

The distance between the second detection unit 132 and the third detection unit from the second beam splitter 123 is equal and smaller than the distance between the first detection unit 131 and the first beam splitter 121 .

In FIG. 8 , the first beam splitter 121 is the first beam splitter; the second beam splitter 123 is the second beam splitter.

Figures 7 and 8 respectively take the number of detection units 13 as two or three as an example to illustrate the feasible structure of the optical detection system. In other embodiments of the present application, the number of detection units 13 can also be four. One, five or more, this application is not exhaustive here.

Based on the above embodiment, in another embodiment of the present application, the spectroscopic unit further includes a reflector, and the reflector is configured to reflect the Mth detection sub-light and transmit it to the Mth detection unit.

Specifically, referring to Figures 9 and 10, Figure 9 provides a feasible structural schematic diagram of the optical detection system when M=2, and Figure 10 provides a feasible structural schematic diagram of the optical detection system when M=3.

In Figure 9, the plurality of detection units 13 are a first detection unit 131 and a second detection unit 132;

The spectroscopic unit 12 includes: a first spectroscope 121 and a first reflecting mirror 122;

The first beam splitter 121 is disposed on the light exit side of the light source generating unit 11 and is used to perform spectroscopic processing on the detection light to form two detection sub-lights that are directed toward the first detection unit 131 and the third detection light respectively. A reflecting mirror 122 emits, and the ratio of the reflectivity and transmittance of the first beam splitter 121 is 1:1, so that the light energy of the two detection sub-rays is the same;

Without considering the light absorption loss of the first beam splitter 121, the ratio of the light energy of the two detection sub-lights to the light energy of the detection light is 0.5;

The first reflecting mirror 122 is disposed on the reflective side of the first beam splitter 121 and is used to reflect the incident detection sub-light to the second detection unit 132;

The first detection unit 131 is disposed on the light-transmitting side of the first beam splitter 121;

The second detection unit 132 is disposed on the reflective side of the first reflector 122;

The distance between the second detection unit 132 and the first reflecting mirror 122 is smaller than the distance between the first detection unit 131 and the first beam splitter 121 .

In the optical detection system shown in FIG. 9 , a feasible structure of the spectroscopic unit 12 is provided when the number of detection channels is 2 (that is, there are two detection units 13 ). The light energy ratio of the light transmitted and reflected by the first beam splitter 121 is 1:1, and the light energy reflectivity of the first reflecting mirror 122 is 100%, so that the light energy of the two detection sub-rays is the same.

In FIG. 9 , the first beam splitter 121 is the first beam splitter.

In Figure 10, the plurality of detection units 13 are the first detection unit 131, the second detection unit 132 and the third detection unit 133;

The spectroscopic unit 12 includes: a first spectroscope 121, a second spectroscope 123 and a first reflecting mirror 122;

The first spectroscope 121 is provided on the light exit side of the light source generating unit 11 and is used to perform spectroscopic processing on the detection light to form a first detection sub-light and a light to be processed; the first detection sub-light is directed toward The first detection unit 131 emits; the light to be processed is emitted to the second spectroscope 123; the ratio of the reflectivity and transmittance of the first spectroscope 121 is 1:2, regardless of the first In the case of light absorption loss by the spectroscope 121, the ratio of the light energy of the first detection light to the detection light is 1:3; the ratio of the light energy of the light to be processed to the detection light is 2 :3;

The second dichroic mirror 123 is provided on the reflective side of the first dichroic mirror 121 and is used for spectroscopic processing of the light to be processed to form a second detection sub-light and a third detection sub-light; the second The detection sub-light is emitted to the second detection unit 132; the third detection sub-light is emitted to the first reflecting mirror 122; the ratio of the reflectivity and transmittance of the second beam splitter 123 is 1:1 , without considering the light absorption loss of the second beam splitter 123, the ratio of the light energy of the second detection sub-light and the third detection sub-light to the detection light is 1:3;

The first reflecting mirror 122 is disposed on the light-transmitting side of the second beam splitter 123 and is used to reflect the incident third detection sub-light to the third detection unit 133;

The first detection unit 131 is disposed on the light-transmitting side of the first beam splitter 121;

The second detection unit 132 is disposed on the reflective side of the second beam splitter 123;

The third detection unit 133 is provided on the reflective side of the first reflector 122;

The distance between the third detection unit 133 and the first reflecting mirror 122 is smaller than the distance between the second detection unit 132 and the second spectroscope 123 , and the distance between the second detection unit 132 and the second spectroscope The distance 123 is smaller than the distance between the first detection unit 131 and the first spectroscope 121 .

In the optical detection system shown in FIG. 10 , a feasible structure of the spectroscopic unit 12 is provided when the number of detection channels is 3 (that is, there are three detection units 13 ). The light energy ratio of the light transmitted and reflected by the first beam splitter 121 is 1:2, the light energy ratio of the light transmitted and reflected by the second beam splitter 123 is 1:1, and the first reflector 122 The light energy reflectivity is 100%, so that the light energy of the three detection sub-rays is the same.

In FIG. 10 , the first beam splitter 121 is the first beam splitter; the second beam splitter 123 is the second beam splitter.

In this application, through the optical detection system shown in Figures 9 and 10, the structure is described by taking the number of detection units 13 as two or three respectively as an example. Similarly, in other embodiments of this application, , the number of detection units may also include four, five or more detection units 13, and this application will not be exhaustive here.

In Figures 9 and 10, the light incident directions of all detection units 13 are the same, which is beneficial to the setting and detection of samples to be tested in the detection units.

Optionally, in the optical detection system shown in Figures 7-10, the optical axis of the first beam splitter coincides with the optical axis of the light source generating unit to improve the light utilization of the light source generating unit 11. Rate.

Optionally, the detection unit 13 includes: a reaction cell, a colorimetric cell and a light receiving end; wherein,

The reaction cell is used for reacting the sample to be tested to obtain the mixture to be measured and then transfer it to the colorimetric cell;

The colorimetric cell is arranged at the incident position of the detection sub-light, and is used to irradiate the incident detection sub-light into the mixture to be measured;

The light receiving end is provided at the light exit end of the colorimetric cell, and is used to receive the exit light that passes through the mixture to be measured, and perform detection based on the exit light.

Correspondingly, this application also provides a specific protein analyzer, including the optical detection system 10 as described in any of the above embodiments;

The multiple detection units 13 use the received detection sub-rays to perform preset specific protein detection.

Correspondingly, this application also provides a blood detector, as shown in Figure 11. The blood detector includes:

The optical detection system 10 and the routine blood measurement module 30 are as described in any of the above embodiments.

Optionally, the plurality of detection units include a C-reactive protein detection unit and a glycosylated hemoglobin detection unit.

Optionally, still referring to Figure 11, the blood analyzer also includes a mode selection module 20, which is used to control the working status of the plurality of detection units 13 and the blood routine measurement module 30. , so that the blood detector can simultaneously perform one or more preset specific protein tests and/or routine blood tests.

The control function of the mode selection module 20 can be implemented through physical buttons or toggle levers, or through virtual keys (such as touch screen keys). This application does not limit this, and it will depend on the actual situation.

Optionally, the routine blood measurement module 30 includes a red blood cell detection unit, a basophil detection unit, a five-differentiation white blood cell detection unit and a hemoglobin concentration detection unit.

When the blood routine measurement module 30 includes the above-mentioned functional units, it can realize either five types of routine blood tests or three types of routine blood tests.

For example, optionally, when the blood detector is used for red blood cell measurement, the mode selection module 20 is used to control the basophil detection unit, red blood cell detection unit and hemoglobin concentration detection unit to be in a working state. In this case, Take a red blood cell measurement (CBC measurement);

When the blood detector is used for blood cell classification measurement, the mode selection module 20 is used to control the basophil detection unit, the leukocyte classification detection unit, the red blood cell detection unit and the hemoglobin concentration detection unit to be in a working state; At this time, CBC blood cell classification test can be performed;

When the blood detector is used for three-part classification measurement of blood cells, the mode selection module 20 is used to control the basophil detection unit, red blood cell detection unit and hemoglobin concentration detection unit to be in a working state. At this time, CBC blood cell classification measurement can be performed.

For specific protein detection, optionally, the mode selection module 20 can simultaneously control the optical detection system and at least one of the detection units 13 to be in a working state to achieve simultaneous detection of one or more preset specific proteins. Purpose.

In addition, optionally, when the blood detector is used to detect C-reactive protein parameters, the mode selection module 20 is also used to control the operation of the red blood cell detection unit to achieve the hematocrit parameter of the sample to be tested. detection, so as to use the hematocrit parameter of the sample to be tested to correct the C-reactive protein parameter; in addition, during the process of detecting C-reactive protein in a certain detection unit 13, another one can also be controlled through the mode selection module. The detection unit 13 detects the C-reflected protein of another sample to be tested, realizing parallel detection and shortening the measurement time.

When the blood detector is used to detect the glycated hemoglobin parameter of the sample to be tested. Similarly, while a certain detection unit 13 is detecting glycated hemoglobin, the mode selection module can also be used to control another detection unit 13 to detect glycated hemoglobin of another sample to be tested, thereby achieving parallel detection and shortening the measurement time.

To sum up, this application provides an optical detection system, a specific protein analyzer and a blood analyzer. The optical detection system performs spectroscopic processing on the detection light emitted by the light source generation unit through the spectrometry unit, and obtains multiple detection results. The light energy and optical path of the multiple detection sub-rays before entering each detection unit are equal, thereby improving the consistency of results of multi-channel simultaneous detection on the basis of satisfying multi-channel simultaneous detection.

Each embodiment in this specification is described in a progressive manner. Each embodiment focuses on its differences from other embodiments. The same and similar parts between the various embodiments can be referred to each other.

The above description of the disclosed embodiments enables those skilled in the art to implement or use the present application. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be practiced in other embodiments without departing from the spirit or scope of the application. Therefore, the present application is not to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims (9)

1. A specific protein analyzer, comprising: an optical detection system; the optical detection system includes:

a light source generating unit for emitting detection light;

the light splitting unit is used for carrying out light splitting treatment on the detection light rays so as to obtain a plurality of detection sub-light rays;

the detection units are arranged corresponding to the detection sub-rays and are used for optical detection;

the light splitting unit is arranged to make the light energy of each emergent detection sub-ray identical; the positions of the light splitting unit and the detection unit are set so that the optical path length of each detection unit from the light source generation unit is equal;

the light splitting unit comprises N spectroscopes, wherein N=M-1, and M is the number of the detection units; the N spectroscopes are used for carrying out spectroscopical treatment on the detection light rays so as to form M detection sub-light rays;

the detection unit includes: the device comprises a reaction tank, a colorimetric tank and a light receiving end; wherein,

the reaction tank is used for reacting a sample to be detected to obtain a mixture to be detected and then transmitting the mixture to the colorimetric tank;

the colorimetric pool is arranged at the incidence position of the detection sub-rays and is used for enabling the incident detection sub-rays to irradiate into the mixture to be detected;

the light receiving end is arranged at the light emitting end of the colorimetric pool and is used for receiving emergent light transmitted through the mixture to be detected and detecting according to the emergent light;

the detection units are used for carrying out preset specific protein detection by utilizing the received detection sub-rays.

2. The specific protein analyzer as claimed in claim 1, wherein the light source generating unit comprises: the light source, the collimation module and the light limiting module; wherein,

the light source is used for emitting initial light rays to the collimation module;

the collimation module is arranged at one side of the light emitting end of the light source and is used for emitting the initial light to the light limiting module after carrying out collimation treatment;

the light limiting module is arranged on one side, far away from the light source, of the collimation module, the geometric center of the light limiting module coincides with the optical axis of the collimation module, and the light limiting module is used for selecting a part with uniform energy after the initial light is subjected to collimation treatment as the detection light to be emitted.

3. The protein specific analyzer as defined in claim 1, wherein the N beamsplitters are configured such that a ratio of reflectivity to transmissivity of the i-th beamsplitter is 1: (N-i+1), wherein i=1, 2, …, N; the incident light of the 1 st spectroscope is the detection light emitted by the light source unit, the incident light of the 2 nd spectroscope to the N th spectroscope is the refraction light of the i-1 th spectroscope, the reflection light of the i-th spectroscope is the i-th detection sub-light, and the refraction light of the N-th spectroscope is the M-th detection sub-light.

4. A specific protein analyzer according to claim 3, wherein said M detection units are arranged such that distances between the (i+1) th detection unit and the (i+1) th spectroscope are set so that optical paths of each of said detection units from said light source generating unit are equal, based on distances between the (i) th detection unit and its corresponding spectroscope and distances between the (i+1) th spectroscope.

5. A specific protein analyzer in accordance with claim 3, wherein said light splitting unit further comprises a mirror configured to reflect the mth detection sub-ray for transmission to the mth detection unit.

6. A specific protein analyzer according to claim 3, wherein the optical axis of the 1 st spectroscope coincides with the optical axis of the light source generating unit.

7. A blood analyzer, comprising: an optical detection system and blood routine measurement module in a specific protein analyzer according to any of claims 1-6;

the detection units are used for carrying out preset specific protein detection by utilizing the received detection sub-rays.

8. The blood analyzer of claim 7, wherein the plurality of detection units includes a C-reactive protein detection unit and a glycosylated hemoglobin detection unit.

9. The blood analyzer of claim 7, further comprising a mode selection module for controlling the operating states of the plurality of detection units and the blood routine measurement module to enable the blood analyzer to perform one or more pre-set specific protein detection and/or blood routine detection simultaneously.