A biochemical detection mechanism

Abstract

The utility model discloses a biochemical detection mechanism belongs to biochemical detection technical field. Biochemical detection mechanism includes light source module, frock module and detection subassembly, and light source module includes light source subassembly and light transmission subassembly, and the emission light of light source subassembly can irradiate one end of light transmission subassembly, and frock module includes frock drive subassembly and mounting bracket, and frock drive subassembly can drive mounting bracket to remove, and mounting bracket is used for bearing biochemical detection reagent card, and biochemical detection reagent card has a plurality of first accommodating hole and a plurality of second accommodating hole, and detection subassembly includes light shield and sets up light intensity detection spare on light shield, and the other end of light transmission subassembly sets up light shield, and light shield is fixed in the frame body and covers biochemical detection reagent card, and light transmission subassembly and light intensity detection spare all pass through light shield, and set up biochemical detection reagent card's both sides, and a plurality of second accommodating hole can pass through light transmission subassembly and light intensity detection spare between in proper order, and the simple structure is compact, and the space is small.

Description

TECHNICAL FIELD

[0001] The utility model relates to biochemical detection technical field especially relates to a biochemical detection mechanism. BACKGROUND

[0002] In clinical practice, when a biochemical detection project only detects a sample once, it is difficult to guarantee the accuracy of the detection data. In related technologies, multiple samples are arranged on multiple reagent strips, and the multiple reagent strips are arranged on a rotating sample disc with multiple card positions, and the card positions are used for clamping the reagent strips with samples. The rotating sample disc rotates, and the biochemical analyzer is located above the rotating sample disc to collect data of the multiple reagent strips, thereby improving the accuracy of the detection data. However, the above structure is complex and occupies a large space. SUMMARY

[0003] The utility model discloses a biochemical detection mechanism, simple structure, compact, and small space occupation.

[0004] To achieve this purpose, the utility model adopts the following technical scheme:

[0005] A biochemical detection mechanism is arranged on a frame body, and the biochemical detection mechanism comprises:

[0006] A light source module comprises a light source assembly and a light transmission assembly, and the emitted light of the light source assembly can irradiate one end of the light transmission assembly;

[0007] A tool module comprises a tool driving assembly and a mounting bracket, the tool driving assembly can drive the mounting bracket to move, the mounting bracket is used for carrying a biochemical detection reagent card, and the biochemical detection reagent card has multiple first accommodating holes and multiple second accommodating holes;

[0008] A detection assembly comprises a light shield and a light intensity detection piece arranged on the light shield, the other end of the light transmission assembly is arranged on the light shield, the light shield is fixedly arranged on the frame body and covers the biochemical detection reagent card on the mounting bracket, the light transmission assembly and the light intensity detection piece both pass through the light shield and are arranged on both sides of the biochemical detection reagent card, and multiple second accommodating holes can pass through between the light transmission assembly and the light intensity detection piece in sequence.

[0009] In some possible implementation manners, the mounting bracket is provided with a mounting groove for carrying the biochemical detection reagent card, opposite side walls of the mounting groove are provided with detection through holes, and the light transmission assembly and the light intensity detection piece one-to-one correspond to the two detection through holes.

[0010] In some possible implementation manners, the side wall of the biochemical detection reagent card is provided with a positioning hole, the side wall of the mounting groove is provided with a positioning bead, and the positioning bead can be limited in the positioning hole.

[0011] In some possible embodiments, two of the tool modules and two of the detection assemblies are provided, and the two detection assemblies are arranged one-to-one with the two mounting racks, and the other end of the light transmission assembly is provided with a light splitter to connect the light transmission assembly with the two light shields respectively.

[0012] In some possible embodiments, the light source module further comprises a light source support assembly, a light source driving assembly and a light filter assembly, the light source support assembly is arranged on the frame body, the light filter assembly is rotationally connected to the light source support assembly, the light source assembly and the light transmission assembly are arranged on the light source support assembly, the light filter assembly is arranged between the light source assembly and the light transmission assembly, and the light source driving assembly is configured to drive the light filter assembly to rotate, and the emitted light of the light source assembly can pass through one of the filter pieces on the light filter assembly and the light transmission assembly.

[0013] In some possible embodiments, the light source support assembly comprises a light source base and a light source mounting rack, the light source base is arranged on the frame body, the light source mounting rack and the light source driving assembly are arranged on the light source base, the light source mounting rack is provided with a communication groove, the light filter assembly is arranged in the communication groove and rotationally connected to the light source mounting rack, and the opposite two groove walls of the communication groove are respectively provided with light source holes, the light source assembly is arranged at the light source hole on one side, and the light transmission assembly is arranged at the light source hole on the other side.

[0014] In some possible embodiments, a biochemical platform and a transfer mechanism arranged on the frame body are further included, the biochemical platform is capable of carrying the biochemical test reagent card, and the transfer mechanism is capable of transferring the biochemical test reagent card between the biochemical platform and the mounting rack.

[0015] In some possible embodiments, the biochemical platform is slidingly connected to the frame body and can be arranged inside the frame body or outside the frame body.

[0016] In some possible embodiments, the biochemical platform comprises a seat plate, a platform panel and an adjusting assembly, the platform panel is provided with a slot, the seat plate is arranged on the lower side of the platform panel, the adjusting assembly is arranged on one side of the slot, the biochemical test reagent card is arranged in the slot and on the seat plate at the bottom, and the adjusting end of the adjusting assembly is arranged between the platform panel and the seat plate to abut one end of the biochemical test reagent card, so that the other end of the biochemical test reagent card abuts against the groove wall of the slot.

[0017] In some possible implementation manners, the adjusting assembly comprises an adjusting plate, an adjusting base and an adjusting elastic member, the adjusting base is arranged on the platform panel, the adjusting plate is arranged on the adjusting base through the adjusting elastic member, and the adjusting elastic member causes the adjusting plate to always have a tendency of pushing the biochemical detection reagent card.

[0018] The utility model discloses the beneficial effects of:

[0019] The biochemical detection mechanism provided by the utility model discloses a light source module, the light source assembly of which couples the emitted light into the light transmission assembly, the light transmission assembly and the light intensity detection piece are oppositely arranged, the light transmission assembly, such as an optical fiber, irradiates the to-be-measured liquid in the second accommodating hole, and the light intensity detection piece, such as a light sensor, detects the light intensity change to obtain the concentration value of the to-be-measured liquid. The tool driving assembly drives the mounting rack and the biochemical detection reagent card on the mounting rack to move, so that the plurality of second accommodating holes on the biochemical detection reagent card can pass through between the light transmission assembly and the light intensity detection piece in turn, and the concentration values of the to-be-measured liquid in the plurality of second accommodating holes are obtained, and the detection data accuracy is improved. Compared with the disc structure, the tool module drives the mounting rack and the biochemical detection reagent card thereon to move, and the occupied space is reduced. The light source module irradiates the biochemical detection reagent card through the light transmission assembly and can be arranged on one side of the tool module, and the structure is simplified. BRIEF DESCRIPTION OF DRAWINGS

[0020] Figure 1 It is a part of the schematic diagram of the biochemical detection equipment provided by the embodiment of the utility model;

[0021] Figure 2 It is a schematic diagram of the biochemical detection mechanism provided by the embodiment of the utility model;

[0022] Figure 3 It is a schematic diagram of the tool module and the detection assembly provided by the embodiment of the utility model;

[0023] Figure 4 It is a schematic diagram of the biochemical detection reagent card provided by the embodiment of the utility model;

[0024] Figure 5 It is a schematic diagram of the light source module provided by the embodiment of the utility model;

[0025] Figure 6 It is an exploded schematic diagram of the biochemical platform provided by the embodiment of the utility model.

[0026] In the drawings:

[0027] 100, frame body; 260, suction head;

[0028] 400, transfer mechanism;

[0029] 500, biochemical detection mechanism; 510, light source module; 511, light source assembly; 512, light transmission assembly; 5121, optical fiber head; 513, optical splitter; 514, light source support assembly; 5141, light source base; 5142, light source mounting rack; 51421, communication groove; 515, light source driving assembly; 516, light filter assembly; 5161, light filter plate; 5162, light filter; 520, tool module; 521, tool driving assembly; 522, mounting rack; 5221, mounting groove; 5222, detection through hole; 523, heating silica gel; 530, detection assembly; 531, light shield cover; 532, light intensity detection piece; 540, biochemical stage; 541, seat plate; 542, stage panel; 5421, slot; 5422, biochemical sample tube; 543, adjustment assembly; 5431, adjustment plate; 5432, adjustment base; 5433, adjustment elastic piece; 544, infrared detection piece; 550, push-pull driving assembly;

[0030] 600, biochemical detection reagent card; 610, first accommodating hole; 620, second accommodating hole; 640, positioning hole. DETAILED DESCRIPTION

[0031] In order to make the technical problems solved by the utility model, the technical scheme adopted and the technical effects reached more clear, the technical scheme of the embodiments of the utility model will be further described in detail below with reference to the drawings. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without making creative efforts belong to the protection scope of the utility model.

[0032] In the description of the utility model, unless another explicit provision and limitation, the terms "connected", "connected", "fixed" should be understood broadly, for example, can be fixedly connected, can be detachably connected, or be integrated, can be mechanically connected, can be electrically connected, can be directly connected, can be indirectly connected through intermediate medium, can be the communication or interaction of two elements inside two elements. For ordinary skilled in the art, the specific meaning of the above terms in the utility model can be understood according to specific circumstances.

[0033] In the utility model, unless another definite provision and limitation, first feature is "on" or "under" second feature can include that first and second features are in direct contact, also can include that first and second features are not in direct contact but contact through other feature between them. Moreover, first feature "on", "above" and "on" second feature include that first feature is directly above and obliquely above second feature, or only indicate that first feature is higher than second feature in horizontal height. First feature "under", "below" and "under" second feature include that first feature is directly below and obliquely below second feature, or only indicate that first feature is lower than second feature in horizontal height.

[0034] As Figures 1-6 The utility model provides a biochemical detection mechanism 500, which is arranged on the frame body 100. The biochemical detection mechanism 500 comprises a light source module 510, a tool module 520 and a detection assembly 530. The light source module 510 is arranged on the frame body 100. The light source module 510 comprises a light source assembly 511 and a light transmission assembly 512. The emitted light of the light source assembly 511 can irradiate one end of the light transmission assembly 512. The tool module 520 comprises a tool driving assembly 521 and a mounting bracket 522. The tool driving assembly 521 is arranged on the frame body 100 and can drive the mounting bracket 522 to move. The mounting bracket 522 is used for carrying a biochemical test reagent card 600. The biochemical test reagent card 600 has a plurality of first accommodating holes 610 and a plurality of second accommodating holes 620. The detection assembly 530 comprises a light shield 531 and a light intensity detection piece 532 arranged on the light shield 531. The other end of the light transmission assembly 512 is arranged on the light shield 531. The light shield 531 is fixedly arranged on the frame body 100 and covers the biochemical test reagent card 600 on the mounting bracket 522. The light transmission assembly 512 and the light intensity detection piece 532 both pass through the light shield 531 and are arranged on both sides of the biochemical test reagent card 600. The plurality of second accommodating holes 620 can pass through between the light transmission assembly 512 and the light intensity detection piece 532 in sequence.

[0035] The plurality of first accommodating holes 610 accommodate a plurality of samples one by one. The sample in the first accommodating hole 610 is transferred to the second accommodating hole 620 by the suction head 260 to form a to-be-tested liquid. Optionally, the biochemical test reagent card 600 is provided with a suction head 260. The suction head 260 is used for transferring liquid on the biochemical test reagent card 600. Different biochemical test reagent cards 600 use the same suction head 260 to prevent cross contamination and affect the detection effect.

[0036] The emitted light of the light source assembly 511 of the light source module 510 is coupled into the light transmission assembly 512, the light transmission assembly 512 and the light intensity detection piece 532 are oppositely arranged, the light transmission assembly 512 irradiates the to-be-detected liquid in the second accommodating hole 620, the light transmission through the to-be-detected liquid in the biochemical detection reagent card 600 causes light intensity attenuation, and the concentration value of the to-be-detected liquid can be obtained by detecting the light intensity change through the light intensity detection piece 532 such as a light sensor. The tool driving assembly 521 drives the mounting bracket 522 and the biochemical detection reagent card 600 on the mounting bracket 522 to move, so that the plurality of second accommodating holes 620 on the biochemical detection reagent card 600 can pass between the light transmission assembly 512 and the light intensity detection piece 532 in turn, so that the concentration values of the to-be-detected liquids in the plurality of second accommodating holes 620 are obtained, and the detection data accuracy is improved. The tool module 520 drives the mounting bracket 522 and the biochemical detection reagent card 600 thereon to move, and compared with a disc structure, the structure is compact and the occupied space is reduced. The light source module 510 irradiates on the biochemical detection reagent card 600 through the light transmission assembly 512, and can be arranged on one side of the tool module 520, so that the structure is simplified. Automatic detection can be realized, and the use is convenient.

[0037] The mounting bracket 522 is provided with a mounting groove 5221 for carrying the biochemical detection reagent card 600, opposite side walls of the mounting groove 5221 are provided with detection through holes 5222, and the light transmission assembly 512 and the light intensity detection piece 532 correspond to the two detection through holes 5222. By arranging the mounting groove 5221, the biochemical detection reagent card 600 is stably mounted. The side wall of the biochemical detection reagent card 600 is provided with a positioning hole 640, the side wall of the mounting groove 5221 is provided with a positioning bead, the positioning bead can be limited in the positioning hole 640, and the mounting precision is improved. By arranging the detection through hole 5222, the light transmission assembly 512 and the light intensity detection piece 532 realize irradiation light and light intensity detection.

[0038] Optionally, the tool module 520 further comprises a heating silica gel 523 arranged on the mounting bracket 522, for heating the mounting bracket 522, so as to realize detection under different temperature environments, improve the detection adaptability, and further, the mounting bracket 522 is further provided with a temperature sensor, so as to ensure the temperature accuracy.

[0039] The two detection assemblies 530 are arranged in one-to-one correspondence with the two mounting racks 522, and the other end of the light transmission assembly 512 is provided with a light splitter 513, so that the light transmission assembly 512 is connected with the two light-shielding covers 531 respectively. The two biochemical test reagent cards 600 are mounted on the two tooling modules 520, so that the two biochemical test reagent cards 600 can be detected simultaneously, and the detection capacity is improved. One end of the light splitter 513 is connected with an optical fiber, and the optical fiber head 5121 is connected to one side of the light source assembly 511. The other end of the light splitter 513 is connected with two optical fibers, and the two optical fiber heads 5121 are connected to the two light-shielding covers 531 respectively.

[0040] The light source module 510 further comprises a light source support assembly 514, a light source driving assembly 515 and a light filtering assembly 516. The light source support assembly 514 is arranged on the rack body 100, and the light filtering assembly 516 is rotatably connected to the light source support assembly 514. The light source assembly 511 and the light transmission assembly 512 are arranged on the light source support assembly 514, and the light filtering assembly 516 is arranged between the light source assembly 511 and the light transmission assembly 512. The light source driving assembly 515 is used for driving the light filtering assembly 516 to rotate. The emitted light of the light source assembly 511 can pass through one of the filter pieces 5162 on the light filtering assembly 516 and the light transmission assembly 512. The emitted light of the light source assembly 511 forms monochromatic light after passing through the filter piece 5162, and the monochromatic light is transmitted through the light transmission assembly 512, so that monochromatic light transmission is realized. The light filtering assembly 516 comprises two light filtering plates 5161 and a plurality of filter pieces 5162 connected between the two light filtering plates 5161. The light source driving assembly 515 is used for driving the light filtering plates 5161 to rotate. The rotation of the light filtering plates 5161 can enable different filter pieces 5162 to be arranged between the light source assembly 511 and the light transmission assembly 512.

[0041] Exemplarily, the light source support assembly 514 comprises a light source base 5141 and a light source mounting rack 5142. The light source base 5141 is arranged on the rack body 100, and the light source mounting rack 5142 and the light source driving assembly 515 are arranged on the light source base 5141. The light source mounting rack 5142 is provided with a communication groove 51421, and the light filtering assembly 516 is arranged in the communication groove 51421 and is rotatably connected to the light source mounting rack 5142. Opposite groove walls of the communication groove 51421 are respectively provided with light source holes. The light source assembly 511 is arranged at the light source hole on one side, and the light transmission assembly 512 is arranged at the light source hole on the other side. The above structure is simple and compact.

[0042] Optionally, the light source assembly 511 comprises a halogen lamp and a convex lens arranged at the light emitting position of the halogen lamp, and both are mounted on the light source support assembly 514.

[0043] The biochemical detection mechanism 500 further comprises a biochemical stage 540 and a transfer mechanism 400 arranged on the frame body 100. The biochemical stage 540 is capable of carrying the biochemical detection reagent card 600. The transfer mechanism 400 is capable of transferring the biochemical detection reagent card 600 between the biochemical stage 540 and the mounting frame 522. The transfer mechanism 400 transfers the biochemical detection reagent card 600 from the biochemical stage 540 to the mounting frame 522 for biochemical detection. After detection, the transfer mechanism 400 transfers the biochemical detection reagent card 600 from the mounting frame 522 to the biochemical stage 540, thereby achieving recycling of the biochemical detection reagent card 600.

[0044] The biochemical stage 540 is slidingly connected to the frame body 100 and can be arranged inside or outside the frame body 100. When the biochemical stage 540 is arranged outside the frame body 100, the biochemical detection reagent card 600 can be placed in the biochemical stage 540 before detection or removed from the biochemical stage 540 after detection. When the biochemical stage 540 is arranged inside the frame body 100, biochemical detection is achieved, and the biochemical detection reagent card 600 is conveniently transferred. Further, the biochemical stage 540 is connected to the output end of the push-pull driving assembly 550, thereby achieving automatic pulling and pushing to facilitate operation. Alternatively, the biochemical stage 540 moves on the frame body 100 along a guide structure, such as a guide rail and a sliding block connected to the guide rail. The guide rail is fixed to the frame body 100, and the sliding block is connected to the biochemical stage 540.

[0045] The biochemical stage 540 comprises a seat plate 541, a stage panel 542, and an adjusting assembly 543. The stage panel 542 is provided with a slot 5421. The seat plate 541 is arranged at the lower side of the stage panel 542. The adjusting assembly 543 is arranged at one side of the slot 5421. The biochemical detection reagent card 600 is arranged in the slot 5421 and at the bottom of the seat plate 541. The adjusting end of the adjusting assembly 543 is arranged between the stage panel 542 and the seat plate 541 and is used to push one end of the biochemical detection reagent card 600, so that the other end of the biochemical detection reagent card 600 abuts against the slot wall of the slot 5421. The biochemical detection reagent card 600 is stably mounted on the biochemical stage 540, the mounting precision is improved, and the biochemical detection reagent card 600 is difficult to be taken out or placed in.

[0046] The adjusting assembly 543 comprises an adjusting plate 5431, an adjusting base 5432 arranged on the table panel 542, and an adjusting elastic member 5433 arranged between the adjusting plate 5431 and the adjusting base 5432, the adjusting elastic member 5433 always has a tendency to push the biochemical test reagent card 600, after the biochemical test reagent card 600 is arranged in the groove 5421, the other end of the biochemical test reagent card 600 can be abutted on the adjusting plate 5431, the elastic member is deformed adaptively, and the other end of the biochemical test reagent card 600 is abutted on one side of the groove 5421 relative to the adjusting plate 5431, so that the installation precision of the biochemical test reagent card 600 is automatically adjusted. The elastic member can be a spring.

[0047] Optionally, the table panel 542 is further provided with an infrared detection member 544 for detecting whether the biochemical test reagent card 600 is arranged at a corresponding position.

[0048] The tool driving assembly 521 can be a structure of a motor plus a screw rod and a nut, the motor drives the screw rod, the nut is arranged on the screw rod, the nut is connected with the mounting frame 522, and further, the motor is connected with the screw rod through a belt transmission assembly. The light source driving assembly 515 can be a structure of a motor plus a belt transmission assembly, and an output end of the belt transmission assembly is connected with the light filtering assembly 516.

[0049] Obviously, the above embodiments of the utility model are only examples for clearly explaining the utility model, and are not the limitation of the embodiments of the utility model. For ordinary skilled in the art, on the basis of the above description, other different forms of changes or changes can be made. Here, all the embodiments are not enumerated. Any modification, equivalent replacement and improvement within the spirit and principle of the utility model should be included in the protection scope of the utility model claim.

Claims

1. A biochemical testing institution, characterized in that, The biochemical detection mechanism, mounted on the frame (100), includes: The light source module (510) includes a light source component (511) and a light transmission component (512), wherein the light emitted by the light source component (511) can illuminate one end of the light transmission component (512); The tooling module (520) includes a tooling drive assembly (521) and a mounting bracket (522). The tooling drive assembly (521) is capable of driving the mounting bracket (522) to move. The mounting bracket (522) is used to carry a biochemical test reagent card (600). The biochemical test reagent card (600) has a plurality of first receiving holes (610) and a plurality of second receiving holes (620). The detection component (530) includes a light shield (531) and a light intensity detector (532) disposed on the light shield (531). The other end of the light transmission component (512) is disposed on the light shield (531). The light shield (531) is fixed to the frame (100) and covers the biochemical test reagent card (600) on the mounting bracket (522). The light transmission component (512) and the light intensity detector (532) both pass through the light shield (531) and are disposed on both sides of the biochemical test reagent card (600). A plurality of second receiving holes (620) can pass sequentially between the light transmission component (512) and the light intensity detector (532).

2. The biochemical testing institution according to claim 1, characterized in that, The mounting bracket (522) is provided with a mounting groove (5221) for carrying the biochemical test reagent card (600). The mounting groove (5221) has detection through holes (5222) on its opposite side walls. The light transmission component (512) and the light intensity detection component (532) correspond one-to-one with the two detection through holes (5222).

3. The biochemical testing institution according to claim 2, characterized in that, The side wall of the biochemical test reagent card (600) is provided with a positioning hole (640), and the side wall of the mounting groove (5221) is provided with a positioning bead, which can be positioned within the positioning hole (640).

4. The biochemical testing institution according to claim 1, characterized in that, Two of each of the tooling module (520) and the detection component (530) are provided. The two detection components (530) are arranged in a one-to-one correspondence with the two mounting brackets (522). The other end of the light transmission component (512) is provided with a beam splitter (513) so that the light transmission component (512) is connected to the two light shields (531) respectively.

5. The biochemical testing apparatus according to claim 1, characterized in that, The light source module (510) further includes a light source support assembly (514), a light source driving assembly (515), and a filter assembly (516). The light source support assembly (514) is mounted on the frame (100). The filter assembly (516) is rotatably connected to the light source support assembly (514). The light source assembly (511) and the light transmission assembly (512) are both mounted on the light source support assembly (514). The filter assembly (516) is located between the light source assembly (511) and the light transmission assembly (512). The light source driving assembly (515) is used to drive the filter assembly (516) to rotate. The emitted light from the light source assembly (511) can pass through one of the filters (5162) on the filter assembly (516) and the light transmission assembly (512).

6. The biochemical testing institution according to claim 5, characterized in that, The light source support assembly (514) includes a light source base (5141) and a light source mounting bracket (5142). The light source base (5141) is disposed on the frame (100). The light source mounting bracket (5142) and the light source driving assembly (515) are both disposed on the light source base (5141). The light source mounting bracket (5142) is provided with a connecting groove (51421). The light filter assembly (516) is disposed in the connecting groove (51421) and rotatably connected to the light source mounting bracket (5142). The two opposite groove walls of the connecting groove (51421) are respectively provided with light source holes. The light source assembly (511) is disposed at the light source hole on one side, and the light transmission assembly (512) is disposed at the light source hole on the other side.

7. The biochemical testing institution according to any one of claims 1-6, characterized in that, It also includes a biochemical stage (540) and a transfer mechanism (400) disposed on the frame (100), the biochemical stage (540) being able to carry the biochemical test reagent card (600), and the transfer mechanism (400) being able to transfer the biochemical test reagent card (600) between the biochemical stage (540) and the mounting frame (522).

8. The biochemical testing institution according to claim 7, characterized in that, The biochemical platform (540) is slidably connected to the frame (100) and can be placed inside the frame (100) or outside the frame (100).

9. The biochemical testing institution according to claim 7, characterized in that, The biochemical stage (540) includes a base plate (541), a stage panel (542), and an adjustment component (543). The stage panel (542) has a slot (5421). The base plate (541) is located on the lower side of the stage panel (542). The adjustment component (543) is located on one side of the slot (5421). The biochemical test reagent card (600) is located in the slot (5421) and its bottom is located on the base plate (541). The adjustment end of the adjustment component (543) is located between the stage panel (542) and the base plate (541) and is used to push one end of the biochemical test reagent card (600) so that its other end abuts against the groove wall of the slot (5421).

10. The biochemical testing apparatus according to claim 9, characterized in that, The adjustment assembly (543) includes an adjustment plate (5431), an adjustment base (5432), and an adjustment elastic element (5433). The adjustment base (5432) is disposed on the platform panel (542), and the adjustment plate (5431) is disposed on the adjustment base (5432) through the adjustment elastic element (5433). The adjustment elastic element (5433) ensures that the adjustment plate (5431) always has a tendency to push against the biochemical test reagent card (600).

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