CN211263500U - Biochemical instrument sample dish structure - Google Patents

Abstract

The utility model discloses a biochemical analyzer sample plate structure, including actuating mechanism and sample plate body, sample plate body is connected with actuating mechanism, actuating mechanism includes driving motor, support, pinion, gear wheel, gear shaft and motor shaft cooperation gear, driving motor is fixed with the support, motor shaft cooperation gear establishes the cooperation with driving motor's output shaft cover, pinion and gear wheel pass through the bearing and fix with the support, motor shaft cooperation gear meshes with the pinion, pinion and gear wheel meshing, gear shaft one end is fixed with the gear wheel, the other end is connected with sample plate body; the driving mechanism of the utility model is driven by the second-level gear, the transmission ratio is large, the sample plate runs stably, and the working effect of the full-automatic biochemical analyzer is ensured; the sample tray can be used for placing sample tubes to be tested, and can be used for placing test tubes of different sizes, and the sample tray is simple in structure and wide in application range.

Description

Biochemical instrument sample dish structure

Technical Field

The utility model belongs to the field of medical equipment, specifically indicate a biochemical analyzer sample dish structure.

Background

The full-automatic biochemical analyzer is an instrument for measuring a certain specific chemical component in body fluid according to the photoelectric colorimetric principle, is used for detecting and analyzing vital chemical substances, provides information basis for clinical diagnosis, treatment, prognosis and health status of diseases, and is widely used at present due to the advantages of high measuring speed, high accuracy, small reagent consumption and the like. The sample disc used for bearing a reagent or detecting a sample on the biochemical analyzer is an important component of the biochemical analyzer, the main structure of the existing sample disc is generally formed by arranging a plurality of sample tube groups to be detected along the circumference, and most of driving mechanisms used in the sample disc of the existing full-automatic biochemical analyzer using a gear transmission mechanism adopt primary gear transmission, so that the transmission is small due to unreasonable structure, the operation of the sample disc is unstable, and the working effect of the biochemical analyzer is influenced; and the sample trays of many full-automatic biochemical analyzers can be used for placing sample tubes to be tested, and the types of the sample tubes to be tested are few or the sizes of the suitable test tubes are few.

Disclosure of Invention

In order to overcome the defects of the prior art, the utility model provides a sample plate structure of a biochemical analyzer.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a biochemical analyzer sample dish structure, includes actuating mechanism and sample dish body, sample dish body is connected with actuating mechanism, actuating mechanism includes driving motor, support, pinion, gear wheel, gear shaft and motor shaft cooperation gear, driving motor is fixed with the support, the cooperation is established with driving motor's output shaft cover to motor shaft cooperation gear, pinion and gear wheel pass through the bearing and are fixed with the support, and motor shaft cooperation gear and pinion meshing, pinion and gear wheel meshing, gear shaft one end is fixed with the gear wheel, and the other end is physically connected with sample dish.

Furthermore, the sample disc body comprises a sample disc mounting shell, an upper sample disc, a lower sample disc and upper and lower sample disc supporting columns, the sample disc mounting shell is fixed with a gear shaft, and the relative position of the sample disc mounting shell and the gear shaft is fixed by the connecting end of the gear shaft and the sample disc mounting shell through a sample disc locking cover; the upper sample disc and the lower sample disc are concentrically and fixedly arranged in the sample disc mounting shell, the upper sample disc and the lower sample disc are connected through a plurality of upper sample disc supporting columns and lower sample disc supporting columns which are uniformly arranged, the upper sample disc and the lower sample disc are both of annular disc structures, the inner circle radius of the lower sample disc is smaller than that of the upper sample disc, and the outer circle radii of the upper sample disc and the lower sample disc are the same; a plurality of circular sample tube placing holes of the upper sample plate, which are distributed in a circumferential manner, are uniformly formed in one side, which is close to the outer circumference, of the upper sample plate, a plurality of square sample tube placing holes, which are distributed in a circumferential manner, are uniformly formed in one side, which is close to the inner circumference, of the upper sample plate, the circular sample tube placing holes of the upper sample plate are of a circular structure, and the square sample tube placing holes are of a sector-ring structure; and a plurality of layers of through holes distributed circumferentially are uniformly formed in one side of the lower sample disc close to the inner circumference.

Furthermore, four layers of through holes distributed in a circumferential manner are uniformly formed in one side of the lower sample plate close to the inner circumference, and the through holes from one side of the inner circumference to one side of the outer circumference are respectively a small-size circular sample tube placing hole of the lower sample plate, a large-size circular sample tube placing hole of the lower sample plate, a fan-ring-shaped through hole corresponding to the position of the square sample tube placing hole, and a circular through hole corresponding to the position of the circular sample tube placing hole of the upper sample plate.

Furthermore, the lower sample plate small-size circular sample tube placing hole and the lower sample plate large-size circular sample tube placing hole are circular through holes, the radius of the through hole of the lower sample plate small-size circular sample tube placing hole is smaller than that of the through hole of the lower sample plate large-size circular sample tube placing hole, the size of the sector ring-shaped through hole corresponding to the square sample tube placing hole position is smaller than that of the square sample tube placing hole, and the radius of the circular through hole corresponding to the upper sample plate circular sample tube placing hole position is smaller than that of the upper sample plate circular sample tube placing hole.

Has the advantages that: compared with the prior art, the utility model has the advantages of it is following: the driving mechanism of the utility model is driven by the second-level gear, the transmission ratio is large, and the sample disc runs stably; the problem that the sample disc runs unstably due to the fact that the transmission ratio is small because the structure of the sample disc transmission mechanism is unreasonable is solved, and the working effect of the full-automatic biochemical analyzer is guaranteed; the sample tray can be used for placing sample tubes to be tested, and can be used for placing test tubes of different sizes, and the sample tray is simple in structure and wide in application range.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural view of a sample tray body;

the device comprises a driving motor 1, a driving motor 2, a support 3, a pinion 4, a gearwheel 5, a gear shaft 6, a sample tray body 7, a motor shaft matched gear 8, a sample tray locking cover 601, a sample tray mounting shell 602, an upper sample tray support column, a lower sample tray support column 603, an upper sample tray 604, a square sample tube placing hole 605, an upper sample tray circular sample tube placing hole 606, a lower sample tray large-size circular sample tube placing hole 607, a lower sample tray small-size circular sample tube placing hole 608 and a lower sample tray.

Detailed Description

The present invention will be further clarified by the following description with reference to the attached drawings and specific examples, which should be understood as being merely illustrative of the present invention and not limiting the scope of the present invention, and modifications of various equivalent forms of the present invention by those skilled in the art after reading the present invention, all fall within the scope defined by the appended claims of the present application.

As shown in fig. 1 and 2, the sample plate structure of the biochemical analyzer comprises a driving mechanism and a sample plate body 6, wherein the sample plate body 6 is connected with the driving mechanism, the driving mechanism comprises a driving motor 1, a support 2, a pinion 3, a gearwheel 4, a gear shaft 5 and a motor shaft matching gear 7, the driving motor 1 is fixed with the support 2, the motor shaft matching gear 7 is sleeved and matched with an output shaft of the driving motor 1, the pinion 3 and the gearwheel 4 are fixed with the support 2 through bearings, the motor shaft matching gear 7 is meshed with the pinion 3, the pinion 3 is meshed with the gearwheel 4, one end of the gear shaft 5 is fixed with the gearwheel 4, and the other end of the gear shaft is connected with the sample plate body 6; the sample tray body 6 comprises a sample tray mounting shell 601, an upper sample tray 603, a lower sample tray 608 and an upper sample tray support 602 and a lower sample tray support 602, wherein the sample tray mounting shell 601 is fixed with the gear shaft 5, and the relative positions of the sample tray mounting shell 601 and the gear shaft 5 are fixed by the connecting end of the gear shaft 5 and the sample tray mounting shell 601 through a sample tray locking cover 8; the upper sample plate 603 and the lower sample plate 608 are concentrically and fixedly arranged in the sample plate mounting shell 601, the upper sample plate 603 and the lower sample plate 608 are connected through a plurality of upper and lower sample plate support columns 602 which are uniformly arranged, the upper sample plate 603 and the lower sample plate 608 are both in annular disc-shaped structures, the inner circle radius of the lower sample plate 608 is smaller than that of the upper sample plate 603, and the outer circle radii of the upper sample plate 603 and the lower sample plate 608 are the same; a plurality of upper sample plate circular sample tube placing holes 605 which are distributed in a circumferential manner are uniformly formed in one side, close to the outer circumference, of the upper sample plate 603, a plurality of square sample tube placing holes 604 which are distributed in a circumferential manner are uniformly formed in one side, close to the inner circumference, of the upper sample plate circular sample tube placing holes 605 are of a circular structure, and the square sample tube placing holes 604 are of a fan-ring structure; one side of the lower sample plate 608 close to the inner circumference is uniformly provided with a plurality of layers of through holes distributed in the circumference. Four layers of through holes are uniformly formed in the lower sample plate 608 at the side close to the inner circumference, and the through holes from the inner circumference side to the outer circumference side are a small-sized circular sample tube placing hole 607 of the lower sample plate, a large-sized circular sample tube placing hole 606 of the lower sample plate, a fan-ring-shaped through hole corresponding to the position of the square sample tube placing hole 604, and a circular through hole corresponding to the position of the circular sample tube placing hole 605 of the upper sample plate, respectively.

In this embodiment, the lower sample tray small-size circular sample tube placement hole 607 and the lower sample tray large-size circular sample tube placement hole 606 are both circular through holes, the through hole radius of the lower sample tray small-size circular sample tube placement hole 607 is smaller than the through hole radius of the lower sample tray large-size circular sample tube placement hole 606, the size of the fan-ring-shaped through hole corresponding to the position of the square sample tube placement hole 604 is smaller than the size of the square sample tube placement hole 604, and the radius of the circular through hole corresponding to the position of the upper sample tray circular sample tube placement hole 605 is smaller than the radius of the upper sample tray circular sample tube placement hole 605.

The utility model discloses an actuating mechanism's theory of operation is: the output shaft of the driving motor 1 rotates to drive the motor shaft to rotate in cooperation with the gear 7 to drive the pinion 3 and then drive the large gear 4 to rotate, so that the gear shaft 5 is driven to rotate to drive the sample plate body 6 to rotate, the driving mechanism is driven by the second-stage gear, the transmission ratio is large, and the stable operation of the reaction plate body 6 is ensured.

Through holes in different shapes and sizes are formed in the upper sample plate and the lower sample plate, the lower sample plate can be used for placing sample tubes in four shapes or sizes, the upper sample plate can be used for placing sample tubes in two shapes or sizes, the upper sample plate can be used for placing sample tubes in six different shapes or sizes, and the sample tubes are wide in application range and simple in structure.

The driving mechanism of the utility model is driven by the second-level gear, the transmission ratio is large, and the sample disc runs stably; the problem that the sample disc runs unstably due to the fact that the transmission ratio is small because the structure of the sample disc transmission mechanism is unreasonable is solved, and the working effect of the full-automatic biochemical analyzer is guaranteed; the sample tray can be used for placing sample tubes to be tested, and can be used for placing test tubes of different sizes, and the sample tray is simple in structure and wide in application range.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims (1)

1. A biochemical analyzer sample plate structure is characterized in that: comprises a driving mechanism and a sample disc body (6), wherein the sample disc body (6) is connected with the driving mechanism,

the driving mechanism comprises a driving motor (1), a support (2), a pinion (3), a gearwheel (4), a gear shaft (5) and a motor shaft matching gear (7), the driving motor (1) is fixed with the support (2), the motor shaft matching gear (7) is sleeved with an output shaft of the driving motor (1) to be matched, the pinion (3) and the gearwheel (4) are fixed with the support (2) through bearings, the motor shaft matching gear (7) is meshed with the pinion (3), the pinion (3) is meshed with the gearwheel (4), one end of the gear shaft (5) is fixed with the gearwheel (4), the other end of the gear shaft is connected with a sample disc body (6), the sample disc body (6) comprises a sample disc mounting shell (601), an upper sample disc (603), a lower sample disc (608) and upper and lower sample disc supports (602),

the sample disc mounting shell (601) is fixed with the gear shaft (5), and the relative position of the sample disc mounting shell (601) and the gear shaft (5) is fixed by the connecting end of the gear shaft (5) and the sample disc mounting shell (601) through the sample disc locking cover (8);

the upper sample disc (603) and the lower sample disc (608) are concentrically and fixedly arranged in a sample disc mounting shell (601), the upper sample disc (603) and the lower sample disc (608) are connected through a plurality of upper and lower sample disc supporting columns (602) which are uniformly arranged, the upper sample disc (603) and the lower sample disc (608) are both in an annular disc-shaped structure, the inner circle radius of the lower sample disc (608) is smaller than that of the upper sample disc (603), and the outer circle radii of the upper sample disc (603) and the lower sample disc (608) are the same;

a plurality of upper sample plate circular sample tube placing holes (605) which are distributed in a circumferential manner are uniformly formed in one side, close to the outer circumference, of the upper sample plate supporting column (602), a plurality of square sample tube placing holes (604) which are distributed in a circumferential manner are uniformly formed in one side, close to the inner circumference, of the upper sample plate circular sample tube placing holes (605), the square sample tube placing holes (604) are of circular structures, and the square sample tube placing holes (604) are of fan-ring structures;

the side of the lower sample plate (608) close to the inner circumference is uniformly provided with a plurality of layers of through holes distributed in a circumferential manner, the side of the lower sample plate (608) close to the inner circumference is uniformly provided with four layers of through holes distributed in a circumferential manner, the through holes from one side of the inner circumference to one side of the outer circumference are respectively a lower sample plate small-sized circular sample tube placing hole (607), a lower sample plate large-sized circular sample tube placing hole (606), a fan-ring-shaped through hole corresponding to the position of the square sample tube placing hole (604), and a circular through hole corresponding to the position of the upper sample plate circular sample tube placing hole (605), the lower sample plate small-sized circular sample tube placing hole (607) and the lower sample plate large-sized circular sample tube placing hole (606) are circular through holes, the radius of the through holes of the lower sample plate small-sized circular sample tube placing hole (607) is smaller than that of the lower sample plate large-sized circular sample tube placing hole (606), the size of the fan-ring-shaped through hole corresponding to the position of the square sample tube placing hole (604) is smaller than that of the square sample tube placing hole (604), and the radius of the circular through hole corresponding to the position of the circular sample tube placing hole (605) of the upper sample plate is smaller than that of the circular sample tube placing hole (605) of the upper sample plate.

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