CN117665303A - Multi-circle driven reagent refrigerating bin - Google Patents

Abstract

The invention discloses a multi-circle driven reagent refrigerating bin which comprises a fixed shaft, wherein a first rotating shaft is rotatably arranged in the fixed shaft, a second rotating shaft is rotatably arranged on the fixed shaft, a third rotating shaft is rotatably arranged on the second rotating shaft, a buffer storage reagent rack is arranged on the first rotating shaft, an online reagent rack positioned on the outer ring of the buffer storage reagent rack is arranged on the second rotating shaft, a rack bracket is arranged on the third rotating shaft, a mixing rack is arranged on the rack bracket, and the mixing rack is used for rotating a reagent bottle on the online reagent rack; the device also comprises a first driving mechanism for driving the first rotating shaft to rotate, a second driving mechanism for driving the second rotating shaft to rotate and a third driving mechanism for driving the third rotating shaft to independently rotate; the buffer area is realized to deposit the reagent bottle to and to solid phase reagent can be mixed, promote sampling accuracy.

Description

Multi-circle driven reagent refrigerating bin

Technical Field

The invention relates to the technical field of analyzers, in particular to a multi-circle driven reagent refrigerating bin.

Background

At present, in order to meet the test requirements of different types of samples, various types of reagents are required to be stored in a reagent bin mechanism at low temperature to improve the instrument efficiency, and the reagents are sucked from the reagent bin mechanism to participate in the reaction when the full-automatic analyzer is used, however, most of the existing analyzers are single-circle driven reagent refrigerating bins or double-circle driven reagent refrigerating bins, and no buffer area is arranged in the reagent refrigerating bins, so that new reagent bottles are required to be manually added when the machine is stopped when the reagents are insufficient in the test process.

The single-circle or double-circle driving mode can only rotate the reagent bottle in one direction, and can keep the activity state of the reagent in the reagent bottle, but can not be realized when the solid phase reagent exists and is required to be uniformly mixed, and the influence on the accuracy of the detection result is larger when the solid phase reagent exists in the process of absorbing.

Disclosure of Invention

First technical problem

The invention aims to provide a multi-circle driven reagent refrigerating bin, which solves the problems that a buffer-free area stores reagent bottles and the sampling precision is affected by incapability of uniformly mixing solid-phase reagents due to unidirectional rotation of the reagent bottles in the prior art.

(II) technical scheme

In order to achieve the above purpose, the present invention provides the following technical solutions:

the utility model provides a reagent cold-storage bin of multiturn drive, includes the fixed axle, the fixed axle is inside to be rotated and is installed first rotation axis, the fixed epaxial rotation of installing of fixed has the second rotation axis, the second is rotated and is installed the third rotation axis on the rotation axis, install the buffering reagent frame on the first rotation axis, install on the second rotation axis and be located buffering reagent frame outer lane on the online reagent frame, install the rack support on the third rotation axis, be equipped with the mixing rack on the rack support, the mixing rack is used for taking the reagent bottle rotation on the online reagent frame; the device also comprises a first driving mechanism for driving the first rotating shaft to rotate, a second driving mechanism for driving the second rotating shaft to rotate, and a third driving mechanism for driving the third rotating shaft to independently rotate.

Preferably, the device comprises a reagent bin and a bottom plate arranged at the bottom of the reagent bin, wherein the buffer reagent rack, the online reagent rack and the rack support are all arranged in the reagent bin; the first driving mechanism, the second driving mechanism and the third driving mechanism are all installed on the bottom plate.

Preferably, the first driving mechanism comprises a first driving motor arranged on the bottom plate, a first driving belt wheel is arranged on the first driving motor, a first driven belt wheel is arranged on the first rotating shaft, and a first synchronous belt is sleeved on the first driving belt wheel and the first driven belt wheel.

Preferably, a first code wheel structure is integrated on the first driven belt wheel, and an optical coupler sensor for detecting the rotation state of the first code wheel is further arranged on the bottom plate.

Preferably, the second driving mechanism comprises a second driving motor arranged on the bottom plate, a rotating gear is arranged on the second rotating shaft, and a transmission gear set is arranged between the second driving motor and the rotating gear.

Preferably, the rotating gear is provided with a second code disc structure, and the bottom plate is provided with an optical coupler sensor for detecting the rotating state of the second code disc structure.

Preferably, the third driving mechanism comprises a third driving motor arranged on the bottom plate, a second driven belt wheel is arranged on the third rotating shaft, a second driving belt wheel is arranged on the third driving motor, and a second synchronous belt is sleeved on the second driving belt wheel and the second driven belt wheel.

Preferably, a third code wheel structure is mounted on the second driven belt wheel, and an optical coupler sensor for detecting the rotation state of the third code wheel structure is mounted on the bottom plate.

Preferably, a manipulator is installed on the bottom plate, and the manipulator is used for grabbing reagent bottles in the buffer reagent rack and moving the reagent bottles into the online reagent rack.

Preferably, the first small cover is arranged on the buffer storage reagent rack, the second small cover is arranged on the online reagent rack, and the large cover is arranged on the reagent bin.

(III) beneficial effects

The third driving mechanism is used for independently driving the mixing rack to rotate, the second driving mechanism is used for independently driving the online reagent rack to rotate with the reagent bottle, and the mixing rack can be used for independently driving the reagent bottle to rotate, so that the reagent bottle can be uniformly mixed in a decelerating way, and the precision in sampling is improved; meanwhile, as the mixing racks are independently driven, the rotation angle of the mixing racks can be adjusted in cooperation with the rotation rhythm of the online reagent rack, so that the reagent bottles in the online reagent rack can be conveniently taken out or supplemented;

meanwhile, the inner circle is provided with the buffer storage reagent rack for placing the reagent bottles needing to be supplemented, the reagent bottles can be of multiple types, the first driving mechanism is used for independently driving and keeping the reagent bottles to rotate so that the internal reagent is in an active state, and when the online reagent rack needs to supplement the reagent bottles, the reagent bottles can be directly moved from the buffer storage reagent rack, so that the reagent bottles are prevented from being exposed in a room temperature environment, the condition of influencing the reagent is prevented, and the detection precision is further ensured.

Drawings

FIG. 1 is a schematic cross-sectional view of one embodiment of the present invention;

FIG. 2 is a schematic top perspective view of FIG. 1;

FIG. 3 is a schematic view of the bottom perspective of FIG. 1;

FIG. 4 is a schematic structural diagram of an application state of an embodiment of the present invention;

in fig. 1 to 4, the correspondence between the component names or lines and the drawing numbers is:

the device comprises a fixed shaft 1, a first rotating shaft 2, a second rotating shaft 3, a buffer reagent rack 4, an online reagent rack 5, a rack support 6, a mixing rack 7, a reagent bin 8, a bottom plate 9, a first driving motor 10, a first driving pulley 11, a first driven pulley 12, a first synchronous belt 13, a first code disc structure 14, a second driving motor 15, a rotating gear 16, a transmission gear group 17, a second code disc structure 18, a third driving motor 19, a second driven pulley 20, a second driving pulley 21, a second synchronous belt 22, a third code disc structure 23, a manipulator 24, a first small cover 25, a second small cover 26, a large cover 27 and a third rotating shaft 28.

Detailed Description

The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments.

Referring to fig. 1-4, in an embodiment of the present invention, a multi-turn driven reagent refrigerating bin is provided, which specifically includes a fixed shaft 1, a first rotating shaft 2 is rotatably installed inside the fixed shaft 1, a second rotating shaft 3 is rotatably installed on the fixed shaft 1, a third rotating shaft 28 is rotatably installed on the second rotating shaft 3, bearings are respectively provided between the fixed shaft 1 and the first rotating shaft 2, between the fixed shaft 1 and the second rotating shaft 3, and between the second rotating shaft 3 and the third rotating shaft 28, so as to achieve flexible rotation fit, and keep the fixed shaft 1, the first rotating shaft 2, the second rotating shaft 3, and the third rotating shaft 28 coaxially arranged, and the first rotating shaft 2, the second rotating shaft 3, and the third rotating shaft 28 are all driven in a relatively independent rotation manner.

Install the buffering reagent frame 4 on the first rotation axis 2, concretely realize the reliable installation to buffering reagent frame 4 through the installation ring flange on the first rotation axis 2, buffering reagent frame 4 middle part still is equipped with the center piece for set up the mark that carries out the sign to the reagent that inside was placed. After the first rotating shaft 2 carries the buffer reagent rack 4 to synchronously rotate, the reagent bottles placed in the buffer reagent rack 4 are kept in a rotating state, and the reagents contained in the reagent bottles are kept in an active state.

Meanwhile, an online reagent rack 5 positioned on the outer ring of the buffer reagent rack 4 is installed on the second rotating shaft 3, the online reagent rack 5 is reliably installed on the second rotating shaft 3 through a flange plate, and the second rotating shaft 3 carries the online reagent rack 5 to synchronously rotate so as to realize the follow rotation of reagent bottles placed inside.

In the normal operation process, the reagent bottles in the buffer reagent rack 4 are moved into the online reagent rack 5 for replenishment, and the reagent bottles in the online reagent rack 5 in a test state are rotated at a preset speed, so that the test requirement is met.

Meanwhile, the rack support 6 is installed on the third rotating shaft 28, the rack support 6 can be installed on the third rotating shaft 28 through a flange plate, the rotation balance is better, the rack support 6 is provided with a mixing rack 7, the mixing rack 7 is used for meshing and matching reagent bottles placed in the online reagent rack 5, and the rotation of the mixing rack 7 is independently driven, so that the reagent bottles can be subjected to speed reduction and mixing through the mixing rack 7, the reagent bottles can rotate at different speeds relative to the online reagent rack 5, the internal reagent mixing is kept, and the rotation speed control and the direction control of the mixing rack 7 are independently input, so that the reagent bottles can be mixed at a corresponding constant speed according to actual conditions, and particularly, the solid phase reagent can be sampled accurately after being kept uniformly.

In order to realize the independent rotation control to the buffer storage reagent rack 4, the online reagent rack 5 and the mixing rack 7, the buffer storage reagent rack further comprises a first driving mechanism for driving the first rotating shaft 2 to independently rotate, a second driving mechanism for driving the second rotating shaft 3 to independently rotate, and a third driving mechanism for driving the third rotating shaft 28 to independently rotate, when reagent bottles are put into the buffer storage reagent rack 4 and then are buffered, when the reagent bottles in the online reagent rack 5 need to be replenished, the reagent bottles are directly put into the online reagent rack 5 from the buffer storage reagent rack 4, the condition that the reagent bottles are put again after stopping can be avoided, the reagent bottles in the buffer storage reagent rack 4 can be kept to move under the action of the first driving mechanism, and the internal reagent can not generate risks such as solidification. The second driving mechanism drives the reagent bottles in the online reagent racks 5 to rotate, the reagents in the reagent bottles are kept in a movable state, the third driving mechanism independently drives the third rotating shaft 28 to realize independent rotation of the mixing racks 7, so that multiple driving modes such as rotation speed difference and direction difference between the mixing racks 7 and the online reagent racks 5 are realized, the reagent bottles in the online reagent racks 5 are enabled to rotate relative to the online reagent racks 5 under the action influence of relative movement, and internal reagents are enabled to follow the reagent bottles to realize mixing. Specific rotational speed difference control and directional control can all be adjusted according to reagent detection demand.

In order to be convenient for get the material to the test position to the reagent bottle of placing in the online reagent frame 5, avoid being blocked by mixing rack 7 the condition, still seted up the breach on mixing rack 7, the breach can be designed according to getting the periodicity of material position and rotatory action, can design into wider size to can satisfy the operating stability of getting the material.

In the continuous test scenario, by replenishing the reagent bottles into the buffer reagent rack 4, the reagent bottles in the buffer reagent rack 4 are replenished into the online reagent rack 5 after the reagent bottles in the online reagent rack 5 are taken away, so that a continuous reagent bottle replenishment process is realized, and a state of refrigerating the inside is maintained.

Specifically, in order to form an integral unit to whole cold-stored storehouse to the direct installation of overall structure is used conveniently, still includes reagent storehouse 8 and installs the bottom plate 9 in the bottom of reagent storehouse 8, bottom plate 9 has the clearance space for reagent storehouse 8, realizes transmission parts's installation. The buffer storage reagent rack 4, the online reagent rack 5 and the rack support 6 are all arranged in the reagent bin 8; the first, second and third drive mechanisms are all mounted on the base plate 9. The interior is covered by the reagent compartment 8, which on the one hand meets the internal refrigeration requirements and in addition protects the internal reagent bottles, while the bottom plate 9 as a carrying structure realizes an integrated mounting arrangement of the power generating components.

As mentioned before, in the continuous test scenario, the reagent bottles may be moved from the buffer reagent rack 4 to the online reagent rack 5 without manual operation, specifically, the bottom plate 9 is provided with the manipulator 24, the manipulator 24 is used for grabbing the reagent bottles in the buffer reagent rack 4 and moving into the online reagent rack 5, the manipulator 24 is directly installed onto the bottom plate 9 by adopting the existing mature product, and in the corresponding position, automatic grabbing and moving of the reagent bottles in the buffer reagent rack 4 into the online reagent rack 5 are realized for complement.

Therefore, in the testing process, the buffer reagent rack 4 rotates at the center position, so that reagent bottles can be directly supplemented into the buffer reagent rack 4 by manpower without affecting the material moving action of the manipulator 24.

Due to the existence of the reagent bottles, internal cooling loss is avoided in the process of refrigerating the buffer reagent rack 4, the online reagent rack 5 and the reagent bin 8, and the internal refrigerating temperature is required to be kept, therefore, a first small cover 25 is arranged on the buffer reagent rack 4, a second small cover 26 is arranged on the online reagent rack 5, and a large cover 27 is arranged on the reagent bin 8, wherein the large cover 27 is opened to realize maintenance or repair of internal components, the second small cover 26 and the large cover 27 are not opened in the specific test process, the first small cover 25 is opened only when the reagent bottles are required to be added into the buffer reagent rack 4, and the reagent bottles are realized to be moved from the buffer reagent rack 4 to the online reagent rack 5 through a mechanical arm 24 in the subsequent test process.

Meanwhile, in order to avoid the influence of excessively random opening and closing of the first small cover 25, the second small cover 26 and the large cover 27, a lock structure is further arranged on the reagent bin 8 to realize locking, and specifically, one of the first small cover 25, the second small cover 26 and the large cover 27 can be locked, or all of the first small cover 25, the second small cover 26 and the large cover 27 can be locked, and according to actual test requirements, the method is provided with a measure with safety consideration, so that the method can be directly applied in subsequent actual scenes, for example, the first small cover 25 is locked through the lock structure in the method, the first small cover 25 is unlocked only through the lock structure when reagent bottles need to be added into the buffer reagent rack 4, and the first small cover 25 is locked through the lock structure after the reagent bottles are placed, so that the safety is ensured.

Specifically, the first driving mechanism includes a first driving motor 10 installed on the bottom plate 9, a first driving pulley 11 is installed on the first driving motor 10, a first driven pulley 12 is installed on the first rotating shaft 2, a first synchronous belt 13 is sleeved on the first driving pulley 11 and the first driven pulley 12, and the first rotating shaft 2 is driven in a rotating manner through the first driving motor 10, the first driving pulley 11, the first synchronous belt 13 and the first driven pulley 12, so that independent rotation driving of the buffer reagent rack 4 is achieved.

For knowing the rotation angle of the buffer reagent rack 4, such as an initial position and a current rotation position, a first code wheel structure 14 is integrated on the first driven belt wheel 12, and an optical coupler sensor for detecting the rotation state of the first code wheel is further arranged on the bottom plate 9, wherein the number of the optical coupler sensors is 2, and the optical coupler sensors are respectively used for detecting the original point position and the rotation position, and the specific principle is that the prior art is adopted. For the first code wheel structure 14, the first code wheel structure 14 can be directly integrated on the first driven pulley 12 to form an integral structure, or a split type structure can be adopted to mount the first code wheel structure 14 on the first driven pulley 12.

Specifically, the second driving mechanism comprises a second driving motor 15 installed on the bottom plate 9, a rotating gear 16 is installed on the second rotating shaft 3, a transmission gear set 17 is arranged between the second driving motor 15 and the rotating gear 16, the transmission gear set 17 comprises a driving gear and a reduction gear, the transmission speed is adjusted according to the gear ratio, the power of the second driving motor 15 is transmitted to the rotating gear 16 through the transmission gear, and the second rotating shaft 3 is driven to rotate so as to realize the rotation driving of the online reagent rack 5.

Likewise, in order to monitor the rotation angle of the online reagent rack 5, a second code wheel structure 18 is installed on the rotation gear 16, an optical coupler sensor for detecting the rotation state of the second code wheel structure 18 is installed on the bottom plate 9, and the rotation state of the second code wheel structure 18 is detected by the optical coupler sensor to obtain the rotation angle of the current online reagent rack 5.

Specifically, the third driving mechanism includes a third driving motor 19 installed on the bottom plate 9, a second driven pulley 20 is installed on the third rotating shaft 28, a second driving pulley 21 is installed on the third driving motor 19, a second synchronous belt 22 is sleeved on the second driving pulley 21 and the second driven pulley 20, and power of the third driving motor 19 is transmitted to the third rotating shaft 28 through the second driving pulley 21, the second synchronous belt 22 and the second driven pulley 20, so that the mixing rack 7 rotates.

A third code wheel structure 23 is also arranged on the second driven belt wheel 20, and the rotation angle detection of the mixing rack 7 is realized through an optical coupler sensor.

Because the second driving mechanism adopts gear transmission, and the third driving mechanism adopts synchronous belt transmission, the stable rotation of the online reagent rack 5 is not influenced when the mixing rack 7 is meshed with the reagent bottles in the online reagent rack 5 and forms differential rotation, but the rotation speed can be regulated and controlled, the rotation of the reagent bottles relative to the online reagent rack 5 can be realized, and the solid-phase reagent rack has good mixing effect.

In the present invention, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to the specific circumstances.

In the description of the present invention, it should be noted that, directions or positional relationships indicated by terms such as "center", "upper", "lower", "left", "right", "inner", "outer", etc., are directions or positional relationships based on those shown in the drawings, or are directions or positional relationships conventionally put in use of the inventive product, are merely for convenience of describing the present invention and simplifying the description, and are not indicative or implying that the apparatus or element to be referred to must have a specific direction, be constructed and operated in a specific direction, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like, are used merely to distinguish between descriptions and should not be construed as indicating or implying relative importance.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (10)

1. A multi-turn driven reagent refrigerated warehouse, characterized in that: the device comprises a fixed shaft, wherein a first rotating shaft is rotatably arranged in the fixed shaft, a second rotating shaft is rotatably arranged on the fixed shaft, a third rotating shaft is rotatably arranged on the second rotating shaft, a buffer reagent rack is arranged on the first rotating shaft, an online reagent rack positioned on the outer ring of the buffer reagent rack is arranged on the second rotating shaft, a rack support is arranged on the third rotating shaft, and a mixing rack is arranged on the rack support and is used for carrying a reagent bottle on the online reagent rack to rotate;

the device also comprises a first driving mechanism for driving the first rotating shaft to rotate, a second driving mechanism for driving the second rotating shaft to rotate, and a third driving mechanism for driving the third rotating shaft to independently rotate.

2. The multi-turn actuated reagent refrigerated warehouse of claim 1 wherein: the device comprises a reagent bin and a bottom plate arranged at the bottom of the reagent bin, wherein the buffer reagent rack, the online reagent rack and the rack support are all arranged in the reagent bin;

the first driving mechanism, the second driving mechanism and the third driving mechanism are all installed on the bottom plate.

3. A multi-turn actuated reagent refrigerated warehouse as claimed in claim 2 wherein: the first driving mechanism comprises a first driving motor arranged on the bottom plate, a first driving belt wheel is arranged on the first driving motor, a first driven belt wheel is arranged on the first rotating shaft, and a first synchronous belt is sleeved on the first driving belt wheel and the first driven belt wheel.

4. A multi-turn actuated reagent refrigerated warehouse as claimed in claim 3 wherein: the first driven belt wheel is integrated with a first code wheel structure, and the bottom plate is also provided with an optical coupler sensor for detecting the rotation state of the first code wheel.

5. A multi-turn actuated reagent refrigerated warehouse as claimed in claim 2 wherein: the second driving mechanism comprises a second driving motor arranged on the bottom plate, a rotating gear is arranged on the second rotating shaft, and a transmission gear set is arranged between the second driving motor and the rotating gear.

6. A multi-turn actuated reagent refrigerated warehouse as claimed in claim 5 wherein: the rotary gear is provided with a second code disc structure, and the bottom plate is provided with an optical coupler sensor for detecting the rotation state of the second code disc structure.

7. A multi-turn actuated reagent refrigerated warehouse as claimed in claim 2 wherein: the third driving mechanism comprises a third driving motor arranged on the bottom plate, a second driven belt pulley is arranged on the third rotating shaft, a second driving belt pulley is arranged on the third driving motor, and a second synchronous belt is sleeved on the second driving belt pulley and the second driven belt pulley.

8. The multi-turn actuated reagent refrigerated warehouse of claim 7 wherein: and a third code disc structure is arranged on the second driven belt wheel, and an optical coupler sensor for detecting the rotation state of the third code disc structure is arranged on the bottom plate.

9. A multi-turn actuated reagent refrigerated warehouse according to any of claims 2 to 8 wherein: and the bottom plate is provided with a manipulator which is used for grabbing the reagent bottles in the buffer reagent rack and moving the reagent bottles into the online reagent rack.

10. A multi-turn actuated reagent refrigerated warehouse according to any of claims 2 to 8 wherein: the buffer storage reagent rack is provided with a first small cover, the online reagent rack is provided with a second small cover, and the reagent bin is provided with a large cover.