CN210690394U

CN210690394U - Post-spectroscopic biochemical analyzer

Info

Publication number: CN210690394U
Application number: CN201920975201.1U
Authority: CN
Inventors: 邓克刚
Original assignee: Shenzhen Diasia Biotechnology Engineering Co ltd
Current assignee: Shenzhen Diasia Biotechnology Engineering Co ltd
Priority date: 2019-06-26
Filing date: 2019-06-26
Publication date: 2020-06-05
Anticipated expiration: 2029-06-26

Abstract

The utility model discloses a post-spectral biochemical analyzer, which comprises a sample frame, an incubator, a light source component and a spectrum collecting device, wherein the sample frame is provided with a plurality of detection grooves which are linearly arranged along the length direction of the sample frame, and the side wall of each detection groove is provided with a light inlet hole and a light outlet hole; the incubator is arranged at the bottom of the sample rack; the light source assembly is positioned on one side of the light inlet hole, is used for transmitting a full-wavelength light source and is driven by the first driving assembly to move along the length direction of the sample rack; the spectrum collection device is located one side of light-emitting hole and moves through the drive of second drive assembly, and a plurality of silicon photocells and a plurality of light-splitting piece that the spectrum collection device has are perpendicular to sample frame linear arrangement, and a plurality of silicon photocells and a plurality of light-splitting piece are along linear arrangement direction parallel arrangement and one-to-one. The utility model provides a biochemical analyzer of back beam split can effectively reduce its calibration degree of difficulty, has improved the calibration precision for its analytic result is more accurate, and the cost is lower.

Description

Post-spectroscopic biochemical analyzer

Technical Field

The utility model belongs to the technical field of medical treatment detecting instrument technique and specifically relates to a back beam split biochemical analysis appearance is related to.

Background

Biochemical analyzers are instruments that use the principle of photoelectric colorimetry to measure a particular chemical constituent in a body fluid. Because of its fast measuring speed, high accuracy and small reagent consumption, it is widely used in hospitals, epidemic prevention stations and family planning service stations. The efficiency and the income of the conventional biochemical test can be greatly improved by matching the use.

The light source of the existing biochemical analyzer is fixedly arranged and cannot be adjusted, light rays emitted by a common light source generally need to be transmitted by a plurality of light sources, and each light source needs to be subjected to position calibration when being used, so that the accuracy requirement is high, the cost is high, the loss of the light source quantity in the receiving process is easily caused, and the analysis result is influenced.

SUMMERY OF THE UTILITY MODEL

The present invention aims at solving at least one of the technical problems in the related art to a certain extent. Therefore, an object of the present invention is to provide a post-spectroscopic biochemical analyzer, comprising:

the sample rack is provided with a plurality of detection grooves which are linearly arranged along the length direction of the sample rack, one side wall of each detection groove is provided with a light inlet hole, the other side wall of each detection groove is provided with a light outlet hole opposite to the light inlet hole, and a light channel is formed between the light inlet hole and the light outlet hole;

the incubator is arranged at the bottom of the sample rack and is used for heating the detection cups in the detection grooves on the sample rack;

a light source assembly located at one side of the light inlet hole and driven by a first driving assembly to move along the length direction of the sample holder, the light source assembly being configured to transmit a full-wavelength light source;

the spectrum collection device is located one side of light-emitting hole and corresponds the light-emitting hole to through the drive of second drive assembly with follow the length direction motion of sample frame, the spectrum collection device includes a plurality of silicon photocells and a plurality of beam splitter, and is a plurality of silicon photocells and a plurality of beam splitter perpendicular to sample frame linear arrangement, it is a plurality of silicon photocells and a plurality of beam splitter are along linear arrangement direction parallel arrangement and one-to-one.

Preferably, according to an embodiment of the present invention, the spectrum collecting apparatus further includes:

the light splitting piece is inserted into the shell through the inclined slots, and the side wall of the shell, far away from the inclined slots, is opened;

the spherical lenses are positioned between the silicon photocell and the light splitting sheet and respectively correspond to the light splitting sheet one by one, a plurality of spherical grooves corresponding to the inclined slots are formed in the shell, and the spherical lenses are arranged in the spherical grooves;

the PCB substrate covers one side of the opening, and the plurality of silicon photocells are arranged on the PCB substrate and are close to the plurality of spherical lenses;

the condensing lens is attached to the side wall of the shell and close to the light outlet, and the condensing lens and the light splitting sheets are positioned on the same straight line.

Preferably, according to an embodiment of the present invention, the light source assembly includes a light source and a collimating mirror, the collimating mirror is disposed between the light source and the light inlet hole, so that the light source is transmitted to the light inlet hole via the collimating mirror.

Preferably, according to an embodiment of the present invention, the light source is a xenon lamp, a mercury lamp, a halogen lamp, or an LED lamp.

Preferably, according to an embodiment of the present invention, the sample rack further comprises a bottom plate, wherein the first driving assembly comprises a first driving motor disposed on the bottom plate, and the first driving motor is connected to a first synchronizing wheel through a first driving belt extending along the length direction of the sample rack;

still including being located one side at light inlet place just follows the sample frame length direction extends the first slide rail that sets up, be equipped with first slider and first splint on the first slide rail, first slider is close to one side of sample frame upwards extend connect in the light source subassembly, first splint will first driving band clamp is located on the first slider, be used for under first driving motor's the drive, with through first driving band drives first slider is followed the length direction of first slide rail carries out reciprocating motion.

Preferably, according to an embodiment of the present invention, the second driving assembly includes a second driving motor disposed on the bottom plate, the second driving motor is connected to a second synchronizing wheel by a second driving belt extending along a length direction of the sample rack and disposed opposite to the first driving belt;

still including being located one side at light-emitting port place just follows the sample frame length direction extends the second slide rail that sets up, be equipped with second slider and second splint on the second slide rail, the second slider is close to one side of sample frame upwards extend connect in spectrum collection device, the second splint will the second driving band clamp is located on the second slider, be used for under second driving motor's the drive, in order to pass through the second driving band drives the second slider is followed the length direction of second slide rail carries out reciprocating motion.

Preferably, according to the utility model discloses an embodiment, still be equipped with a support frame on the bottom plate, the support frame top is equipped with the edge the roof that sample frame length direction extends, the sample frame arrange in on the roof just the incubator presss from both sides establishes between the two, the incubator embedding is a plurality of detect the groove and one-to-one.

Preferably, according to the utility model discloses an embodiment, the light inlet is the bar hole that extends along vertical direction, the light outlet is the circular port.

The utility model provides a back beam split biochemical analysis appearance, be used for placing the detection cup in the detection groove of sample frame, be equipped with the detection liquid that waits to detect in the detection cup, through first drive assembly drive light source subassembly, so that the light source subassembly corresponds different light feed holes, the light source subassembly sends the light source to every detection liquid that detects in the groove, wherein, the light path that the light source subassembly sent is one, and what the light source subassembly sent is the full wavelength light source, can effectively reduce its calibration degree of difficulty, the calibration precision has been improved, through second drive assembly drive spectrum collection device, so that spectrum collection device receives the light source, carry out the beam split through a plurality of spectral slices wherein and handle, and lead to reflect the light source to a plurality of silicon photocell respectively, so that the result of its analysis is more accurate, and the cost is lower.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.

Fig. 1 is a schematic structural diagram of a post-spectroscopic biochemical analyzer provided in an embodiment of the present invention;

fig. 2 is an exploded view of a spectrum collection device provided in an embodiment of the present invention;

fig. 3 is an exploded view of another view of the spectrum collection device provided in the embodiment of the present invention;

fig. 4 is a schematic structural view of a sample holder and a support frame provided in an embodiment of the present invention;

fig. 5 is a schematic structural diagram of a first driving assembly and a light source assembly provided in an embodiment of the present invention;

fig. 6 is a schematic structural diagram of a second driving assembly and a spectrum collecting device provided in an embodiment of the present invention.

The reference numbers illustrate:

10. a sample rack; 101. a light inlet hole; 102. a light exit hole; 103. a detection tank; 20. an incubator; 30. a light source assembly; 301. a light source; 302. a collimating mirror; 40. a spectrum collection device; 401. a housing; 4011. an oblique slot; 4012. a spherical recess; 402. a light splitting sheet; 403. a silicon photocell; 404. a spherical lens; 405. a condenser lens; 406. a PCB substrate; 50. a first drive assembly; 501. a first drive motor; 502. a first drive belt; 503. a first synchronizing wheel; 504. a first slide rail; 505. a first splint; 506. a first slider; 60. a second drive assembly; 601. a second drive motor; 602. a second drive belt; 603. a second synchronizing wheel; 604. a second slide rail; 605. a second splint; 606. a second slider; 70. a base plate; 80. a support frame; 90. a top plate.

The objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention, and all other embodiments obtained by those skilled in the art without creative efforts based on the embodiments of the present invention belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "circumferential", "radial", and the like, indicate the orientation or positional relationship indicated based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The following describes a post-spectroscopic biochemical analyzer according to an embodiment of the present invention in detail with reference to the drawings.

Referring to fig. 1 to 4, the post-spectroscopic biochemical analyzer provided according to the embodiment of the present invention includes a sample holder 10, an incubator 20, a light source assembly 30 and a spectrum collecting device 40, wherein the sample holder 10 is provided with a plurality of detection grooves 103 linearly arranged along the length direction of the sample holder 10, one side wall of each detection groove 103 is provided with a light inlet 101, the other side wall of each detection groove 103 is provided with a light outlet 102 opposite to the light inlet 101, and a light channel is formed between the light inlet 101 and the light outlet 102; the incubator 20 is arranged at the bottom of the sample rack 10 and is used for heating the detection cups in the detection grooves 103 on the sample rack 10; the light source assembly 30 is located at one side of the light inlet 101, and is driven by the first driving assembly 50 to move along the length direction of the sample holder 10, and the light source assembly 30 is used for transmitting a full-wavelength light source; the spectrum collection device 40 is located at one side of the light outlet 102, corresponds to the light outlet 102, and is driven by the second driving assembly 60 to move along the length direction of the sample holder 10, the spectrum collection device 40 includes a plurality of silicon photocells 403 and a plurality of light splitting sheets 402, the plurality of silicon photocells 403 and the plurality of light splitting sheets 402 are arranged in a straight line perpendicular to the sample holder, and the plurality of silicon photocells 403 and the plurality of light splitting sheets 402 are arranged in parallel along the straight line arrangement direction and are in one-to-one correspondence.

The utility model provides a back beam split biochemical analyzer, be used for placing the detection cup in the detection groove 103 of sample frame 10, be equipped with the detection liquid that detects in the detection cup, drive light source subassembly 30 through first drive assembly 50, so that light source subassembly 30 corresponds different light inlet 101, light source subassembly 30 sends light source 301 to the detection liquid in every detection groove 103, wherein, the light path that light source subassembly 30 sent is one, and what light source subassembly 30 sent is full wavelength light source 301, can effectively reduce its calibration degree of difficulty, calibration precision has been improved, drive spectrum collection device 40 through second drive assembly 60, so that spectrum collection device 40 receives light source 301, carry out the beam split through a plurality of splitting pieces 402 wherein and handle, and through reflecting light source 301 to a plurality of silicon photocells 403 respectively, with through observing silicon photocell 403 analysis result, make its analytical result more accurate, and the cost is low.

Alternatively, the light inlet 101 may be a strip-shaped hole extending in the vertical direction, and the light outlet 102 is a circular hole.

Referring again to fig. 2 and 3, the spectrum collection apparatus 40 further includes: the housing 401 is perpendicular to the sample holder 10, a plurality of inclined slots 4011 are formed in the top end of the housing 401 along the length direction, the plurality of light splitting sheets 402 are inserted into the housing 401 through the plurality of inclined slots 4011, and the side wall of the housing 401 far away from the inclined slots 4011 is formed to be open; the plurality of spherical lenses 404 are positioned between the silicon photocell 403 and the light splitting sheet 402 and respectively correspond to one another, a plurality of spherical grooves 4012 corresponding to the inclined slots 4011 are formed in the shell 401, and the plurality of spherical lenses 404 are arranged in the plurality of spherical grooves 4012; a PCB substrate 406, the PCB substrate 406 covers the side where the opening is located, and the plurality of silicon photovoltaic cells 403 are mounted on the PCB substrate 406 and close to the plurality of spherical lenses 404; the condensing lens 405 is attached to the side wall of the housing 401 and is close to the light exit hole 102, and the condensing lens 405 and the plurality of light splitting sheets 402 are in the same straight line. Wherein, light source 301 sends condensing lens 405 by light-emitting hole 102, and condensing lens 405 gathers light source 301 and sends to a plurality of light-splitting pieces 402, and the spectral wavelength that different light-splitting pieces 402 correspond is all inequality, consequently can be with the light source 301 of different wavelengths through reflecting to silicon photocell 403 and carry out the analysis, and light source 301 sees through spherical lens 404 and can make light source 301 light-emitting efficiency promote, improves the accuracy of test.

Referring to fig. 1 and 5, the light source assembly 30 includes a light source 301 and a collimator 302, and the collimator 302 is disposed between the light source 301 and the light inlet 101 so that the light source 301 is transmitted to the light inlet 101 via the collimator 302. The light emitted by the light source 301 can be transmitted parallel to the light source 301 through the collimating lens 302, so that the loss of the light source 301 during transmission can be effectively avoided.

Further, the light source 301 is a xenon lamp, a mercury lamp, a halogen lamp, or an LED lamp.

Referring to fig. 1 and 5, the sample rack further comprises a bottom plate 70, wherein the first driving assembly 50 comprises a first driving motor 501 arranged on the bottom plate 70, and the first driving motor 501 is connected to a first synchronizing wheel 503 through a first driving belt 502 arranged to extend along the length direction of the sample rack 10; the sample rack is characterized by further comprising a first slide rail 504 which is located on one side of the light inlet 101 and extends along the length direction of the sample rack 10, a first slider 506 and a first clamping plate 505 are arranged on the first slide rail 504, one side of the first slider 506, which is close to the sample rack 10, extends upwards and is connected to the light source assembly 30, and the first clamping plate 505 clamps the first driving belt 502 on the first slider 506 and is used for driving the first slider 506 to reciprocate along the length direction of the first slide rail 504 through the first driving belt 502 under the driving of the first driving motor 501. The first clamping plate 505 clamps the first driving belt 502 on the first sliding block 506, so that the first driving belt 502 can be driven by the first driving motor 501, and at the same time, the first sliding block 506 is driven to slide on the first sliding rail 504, and the light source assembly 30 is disposed at the side of the first sliding block 506 and extends to the upper end of the first clamping plate 505, so that the first sliding block 506 can drive the light source assembly 30 to slide on the first sliding rail 504.

Referring to fig. 1 and 6, the second driving assembly 60 includes a second driving motor 601 disposed on the bottom plate 70, and the second driving motor 601 is connected to a second synchronizing wheel 603 by a second driving belt 602 extending along the length of the sample rack 10 and disposed opposite to the first driving belt 502; the spectrometer sample rack is characterized by further comprising a second slide rail 604 which is located on the other side of the light exit hole 102 and extends along the length direction of the sample rack 10, a second slide block 606 and a second clamp plate 605 are arranged on the second slide rail 604, one side of the second slide block 606, which is close to the sample rack 10, extends upwards to be connected to the spectrum collection device 40, and a second drive belt 602 is clamped on the second slide block 606 by the second clamp plate 605, and is used for driving the second slide block 606 to reciprocate along the length direction of the second slide rail 604 through the second drive belt 602 under the driving of a second drive motor 601. The second driving motor 601 can synchronously drive the light source assembly 30 and the spectrum collection device 40 to move along the sample holder 10 with the first driving motor 501, so that the detection liquid in the detection cup on the sample holder 10 can synchronously receive the light source 301, and the spectrum collection device 40 can receive different light sources 301 for analysis.

Referring to fig. 1 and 4, a support frame 80 is further disposed on the bottom plate 70, a top plate 90 extending along the length direction of the sample rack 10 is disposed on the top of the support frame 80, the sample rack 10 is disposed on the top plate 90, the incubators 20 are sandwiched therebetween, and the incubators 20 are inserted into the plurality of detection slots 103 and correspond to one another. During detection and analysis, the incubator 20 is used for heating the detection liquid in the detection cup and keeping the temperature at a set temperature, so that the detection liquid can be detected and analyzed within a proper temperature range, and the detection precision is guaranteed.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

The above only be the preferred embodiment of the utility model discloses a not consequently restriction the utility model discloses a patent range, all are in the utility model discloses a conceive, utilize the equivalent structure transform of what the content was done in the description and the attached drawing, or direct/indirect application all is included in other relevant technical field the utility model discloses a patent protection within range.

Claims

1. A post-spectroscopic biochemical analyzer, comprising:

2. The post-spectroscopy biochemical analyzer according to claim 1, wherein the spectrum collecting device further comprises:

the light splitting piece is inserted into the shell through the inclined slots, and the side wall of the shell, which is far away from the inclined slots, is opened;

3. The post-splitting biochemical analyzer according to claim 1, wherein the light source assembly includes a light source and a collimator lens disposed between the light source and the light entrance hole, so that the light source is transmitted to the light entrance hole via the collimator lens.

4. The post-spectroscopic biochemical analyzer according to claim 3, wherein the light source is a xenon lamp, a mercury lamp, a halogen lamp, or an LED lamp.

5. The post-spectroscopy biochemical analyzer according to claim 1, further comprising a base plate, wherein the first driving assembly includes a first driving motor disposed on the base plate, the first driving motor being connected to a first synchronizing wheel by a first driving belt disposed to extend along a length of the sample rack;

6. The post-spectroscopy biochemical analyzer according to claim 5, wherein the second driving assembly includes a second driving motor disposed on the bottom plate, the second driving motor being connected to a second synchronizing wheel by a second driving belt extending along a length direction of the sample rack and disposed opposite to the first driving belt;

still including being located one side at the unthreaded hole place and following the second slide rail that sample frame length direction extended the setting, be equipped with second slider and second splint on the second slide rail, the second slider is close to one side of sample frame upwards extend connect in spectrum collection device, the second splint will the second driving band clamp is located on the second slider, be used for under second driving motor's the drive, in order to pass through the second driving band drives the second slider is followed the length direction of second slide rail carries out reciprocating motion.

7. The post-spectroscopy biochemical analyzer according to claim 5, wherein a support frame is further disposed on the bottom plate, a top plate extending along a length direction of the sample rack is disposed on a top of the support frame, the sample rack is disposed on the top plate, the incubators are sandwiched between the top plate and the incubators, and the incubators are embedded in the detection grooves and correspond to the detection grooves one by one.

8. The biochemical analyzer according to claim 1, wherein the light inlet hole is a bar-shaped hole extending in a vertical direction, and the light outlet hole is a circular hole.