CN216816700U

CN216816700U - Double-reaction-disc system

Info

Publication number: CN216816700U
Application number: CN202122513964.4U
Authority: CN
Inventors: 李东琦; 刘太文; 王浩民
Original assignee: Nanjing Chenguang Medical Technology Co ltd; Beijing Humanzhi Technology Co ltd
Current assignee: Nanjing Chenguang Medical Technology Co ltd; Beijing Humanzhi Technology Co ltd
Priority date: 2021-10-19
Filing date: 2021-10-19
Publication date: 2022-06-24
Anticipated expiration: 2031-10-19

Abstract

The utility model provides a double-reaction-disc system, which comprises a chamber mechanism, wherein a reaction disc mechanism and a heating mechanism are arranged in the chamber mechanism; the reaction disc mechanism is rotatably arranged in the chamber mechanism and is provided with reaction cups; the heating mechanism is fixedly arranged in the chamber mechanism; and the reaction cup passes through a heating area generated by the heating mechanism under the rotation of the reaction disk mechanism. This application can make the temperature more even through above-mentioned mode of incubating, reduces the difference of experiment, improves the accuracy of experiment.

Description

Double-reaction-disc system

Technical Field

The utility model relates to the field of flow type fluorescence immunoassay equipment, in particular to a double-reaction-disc system.

Background

In the working process of a general immunoassay analyzer, the analyzer needs to provide a constant-temperature working environment, so that a constant-temperature incubation environment can exist when a sample and a reagent are combined and reacted, and if an experimental result is to achieve reliable stability and good repeatability, a higher requirement is needed for the reaction temperature, so that the temperature can be rapidly increased, and the temperature needs to be constant and cannot fluctuate too much.

The present reaction dish incubation form is air incubation method generally, and the principle of air incubation method is for utilizing heating device to heat the air earlier then heat the reaction cup through the air, because air heat-conduction is not good, and this kind of mode causes easily to incubate the intracavity temperature unbalance to cause the experimental result inaccurate.

In view of the above, the present invention is particularly proposed.

SUMMERY OF THE UTILITY MODEL

The utility model provides a double-reaction-disc system, which aims to solve the technical problem of inaccurate experimental results caused by unbalanced temperature in an incubation cavity.

A double-reaction-disc system comprises a chamber mechanism, wherein a reaction disc mechanism and a heating mechanism are arranged in the chamber mechanism;

the reaction disc mechanism is rotatably arranged in the chamber mechanism and is provided with reaction cups; the heating mechanism is fixedly arranged in the chamber mechanism; and the reaction cup passes through a heating area generated by the heating mechanism under the rotation of the reaction disk mechanism.

Firstly, the reaction disc mechanism rotates in the chamber mechanism, so that the arranged reaction cups can be driven to rotate, the heating mechanism works, the rotating reaction cups sequentially pass through heating areas generated by the working of the heating mechanism, each reaction cup can be heated, the rotating speed is uniform, the heating time of each reaction cup is the same, and the heating is more uniform;

therefore, the temperature can be more uniform through the incubation mode, the difference of the experiment is reduced, and the accuracy of the experiment is improved.

Preferably, the reaction disc mechanism comprises a reaction disc outer ring component and a reaction disc inner ring component, and the reaction cups are arranged on the reaction disc outer ring component and the reaction disc inner ring component respectively;

the reaction disc outer ring assembly and the reaction disc inner ring assembly are respectively and rotatably arranged in the cavity mechanism and rotate independently.

The number of the arranged reaction cups can be increased through the two reaction disc assemblies, and the reaction cups rotate independently without affecting each other, so that the whole machine has enough reaction time while meeting the requirement of large flux.

Preferably, the chamber mechanism comprises a mounting plate and a reaction pot, and the reaction disc mechanism and the heating mechanism are respectively arranged in the reaction pot;

the reaction pot passes through the bracing piece with the mounting panel is fixed, reaction pot bottom central point department of putting is equipped with the opening for reaction dish outer lane subassembly passes with reaction dish inner circle subassembly.

The mounting plate is used for mounting the whole reaction disk system, and the reaction pot is fixed on the mounting plate, so that the incubation is carried out in the reaction pot.

Preferably, the reaction disc inner ring assembly comprises an inner reaction disc, an inner ring bearing seat, an inner ring shaft, an inner ring synchronizing wheel and an inner reaction motor;

the inner reaction disc is provided with an inner placing groove for placing a reaction cup, the inner ring bearing seat is fixed with the mounting plate, the inner ring shaft penetrates through the inner ring bearing seat, the inner reaction disc is fixed with one end, located in the reaction pot, of the inner ring shaft, the inner ring synchronous wheel is fixed with one end, located below the reaction pot, of the inner ring shaft, the inner reaction motor is fixed with the mounting plate, and the inner reaction motor is connected with the inner ring synchronous wheel through an inner ring synchronous belt.

The inner reaction motor can drive the inner ring synchronous wheel to rotate, the inner ring synchronous wheel can drive the inner reaction disc fixed with the inner ring synchronous wheel to rotate, and the reaction cup is placed on the inner reaction disc through the inner placing groove, so that the reaction cup can be driven to rotate when the inner reaction disc rotates.

Preferably, the reaction disc outer ring assembly comprises an outer reaction disc, an outer ring bearing seat, an outer ring synchronizing wheel and an outer reaction motor;

the outer reaction disc is provided with an outer placing groove for placing a reaction cup, the outer ring bearing seat is sleeved on the inner ring bearing seat and penetrates through the reaction pot, the outer reaction disc is fixed with the inner part of the reaction pot, which is stretched into the reaction pot, of the outer ring bearing seat, the outer ring synchronous wheel is located at the lower part of the reaction pot, the outer reaction motor is fixed with the mounting plate, and the outer reaction motor is connected with the outer ring synchronous wheel through an outer ring synchronous belt.

The outer ring synchronous wheel can be driven to rotate by the outer reaction motor, the outer ring synchronous wheel can drive the outer reaction disk fixed with the outer ring synchronous wheel to rotate, and the reaction cup is placed on the outer reaction disk through the outer placing groove, so that the reaction cup can also rotate along with the outer reaction disk when the outer reaction disk rotates;

compared with the reaction cups in the inner reaction plate, the two reaction plates are provided with independent driving systems, can rotate independently and cannot influence each other.

Preferably, the heating mechanism comprises an annular incubation plate and a fixing plate;

the fixed plate is fixed with the inner ring bearing seat, the annular incubation plate is fixed with the fixed plate, and an incubation groove for the reaction cup to pass through is formed in the annular incubation plate.

The heat generated by the annular incubation plate is in the incubation groove, and the reaction cups pass through the incubation groove in sequence when rotating, so that the incubation is completed.

Preferably, the outer wall and the inner wall of the annular incubation plate are respectively provided with a plurality of friction pads, and the friction pads are provided with a plurality of friction strips extending into the incubation groove.

When the reaction cup passes through the incubation groove, the reaction cup passes through the horizontally inserted friction strip, and the reaction cup can rotate while revolving under the action of the friction strip, so that a uniform mixing action is performed, and the liquid in the reaction cup can be uniformly mixed while incubation is performed.

Preferably, a plurality of protrusions facing to the center of the fixing plate are fixed on the annular incubation plate, and the protrusions and the fixing plate are fixed through plastic cushion blocks; the bottom of the incubation plate is fixed with a heating belt, and the bottom of the heating belt is provided with heat preservation cotton.

The heating band carries out the interior intensification of incubation groove on the work messenger incubation board, is connected with the fixed plate through the bulge, and the fixed plate can not occupy the space of annular incubation board below like this, easy to assemble heating band to make the temperature in the incubation groove more even by below heat transfer, and the plastics cushion can prevent heat conduction on the annular incubation board.

Preferably, a detection photoelectric sensor is fixed at a position of a hole of the reaction cup corresponding to the reaction pot, and a pot cover is arranged on the reaction pot.

The pot cover is used for covering the reaction pot, and the detection photoelectric sensor can monitor the state of the reaction cup at each position in real time.

Preferably, the reaction pot is provided with a maintenance window corresponding to the friction strip, and the periphery of the reaction pot is fixed with heat preservation cotton.

Reaction pot and foretell pot cover can provide the constant temperature environment for whole reaction disc system, pastes the heat preservation cotton all around, prevents that the temperature from volatilizing, and the dismouting maintenance of the convenient later stage rubbing strip of maintenance window.

In summary,

the reaction pot firstly provides a constant temperature environment, the inner reaction disc and the outer reaction disc rotate in the reaction pot under the drive of the motor, the incubation groove heats the liquid in the reaction cup in the rotating process, and the reaction cup is self-rotated and uniformly mixed under the action of the friction strip, so that more reaction cups can be accommodated by the double reaction discs, the incubation mode of the annular groove can make the temperature more uniform, the difference of the experiment is reduced, and the accuracy of the experiment is improved; the structural design of the rubbing strip can realize the uniform mixing of the liquid in the reaction cup during incubation.

Drawings

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

FIG. 1 is a schematic view showing an internal structure in the present invention;

FIG. 2 is a schematic view showing the internal structure of a double reaction disk in the present invention;

FIG. 3 is a schematic view of the utility model showing a rub strip;

FIG. 4 is a schematic view of a display sensor of the present invention;

FIG. 5 is a schematic view of the support pole of the present invention;

in the above figures, the list of parts represented by the various reference numerals is as follows:

1. mounting a plate; 2. a reaction kettle; 3. a support bar; 4. an inner reaction disc; 5. an inner ring bearing seat; 6. an inner ring shaft; 7. an inner ring synchronizing wheel; 8. an internal reaction motor; 9. an outer reaction disc; 10. an outer ring bearing seat; 11. An outer ring synchronizing wheel; 12. an external reaction motor; 13. a circular incubation plate; 14. a fixing plate; 15. an incubation tank; 16. rubbing the strips; 17. a projection; 18. heating the tape; 19. detecting a photoelectric sensor; 20. a pot cover; 21. maintaining the window; 22. and (4) a plastic cushion block.

Detailed Description

In order to make the above and other features and advantages of the present invention more apparent, the present invention is further described below with reference to the accompanying drawings. It is understood that the specific embodiments described herein are for purposes of illustration only and are not intended to be limiting.

In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the utility model and to simplify the description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the utility model.

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 at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In the present invention, unless otherwise expressly stated or limited, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through an intermediate. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

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 utility model. 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.

Referring to fig. 1 to 5, in one embodiment, the present invention provides a dual reaction tray system, which includes a chamber mechanism, a reaction tray mechanism and a heating mechanism disposed in the chamber mechanism; the reaction disc mechanism is rotatably arranged in the chamber mechanism and is provided with reaction cups; the heating mechanism is fixedly arranged in the chamber mechanism; and the reaction cup passes through a heating area generated by the heating mechanism under the rotation of the reaction disk mechanism.

in addition to the above embodiments, other embodiments of the present application may be further added or defined by one or more of the following combinations based on the above specific embodiments.

The reaction disc mechanism comprises a reaction disc outer ring component and a reaction disc inner ring component, and the reaction cups are arranged on the reaction disc outer ring component and the reaction disc inner ring component respectively; the reaction disc outer ring assembly and the reaction disc inner ring assembly are respectively arranged in the cavity mechanism in a rotating mode and rotate independently.

The concrete structure is as follows:

the reaction disc inner ring assembly comprises an inner reaction disc 4, an inner ring bearing seat 5, an inner ring shaft 6, an inner ring synchronous wheel 7 and an inner reaction motor 8;

interior reaction dish 4 is last to be equipped with the interior place groove that supplies the reaction cup to put into, inner circle bearing frame 5 with mounting panel 1 is fixed, interior circle axle 6 passes inner circle bearing frame 5, interior reaction dish 4 with the one end that interior circle axle 6 is located reaction pot 2 is fixed, inner circle synchronizing wheel 7 with the one end that interior circle axle 6 is located reaction pot 2 below is fixed, interior reaction motor 8 with mounting panel 1 is fixed, interior reaction motor 8 with connect through the inner circle hold-in range between the inner circle synchronizing wheel 7.

The reaction disc outer ring assembly comprises an outer reaction disc 9, an outer ring bearing seat 10, an outer ring synchronous wheel 11 and an outer reaction motor 12;

be equipped with the outer standing groove that supplies the reaction cup to put into on the outer reaction dish 9, outer lane bearing frame 10 cup joints on inner circle bearing frame 5 and passes reaction pot 2, outer reaction dish 9 with outer lane bearing frame 10 stretches into the inside department of reaction pot 2 and fixes, outer lane synchronizing wheel 11 with outer lane bearing frame 10 is located reaction pot 2 below department is fixed, outer reaction motor 12 with mounting panel 1 is fixed, outer reaction motor 12 with connect through outer lane hold-in range between the outer lane synchronizing wheel 11.

The inner reaction motor 8 can drive the inner ring synchronous wheel 7 to rotate, the inner ring synchronous wheel 7 rotates to drive the inner reaction disc 4 fixed with the inner ring synchronous wheel to rotate, and the reaction cup is placed on the inner reaction disc 4 through the inner placing groove, so that the reaction cup can be driven to rotate when the inner reaction disc 4 rotates.

The outer ring synchronizing wheel 11 can be driven to rotate by the outer reaction motor 12, the outer ring synchronizing wheel 11 can drive the outer reaction disk 9 fixed with the outer ring synchronizing wheel to rotate, and the reaction cup is placed on the outer reaction disk 9 through the outer placing groove, so that the reaction cup can also rotate along with the outer reaction disk 9 when the outer reaction disk 9 rotates;

thus, compared with the reaction cups in the inner reaction plate 4, the two reaction plates are provided with independent driving systems, can rotate independently and cannot influence each other.

The chamber mechanism comprises a mounting plate 1 and a reaction pot 2, and the reaction disc mechanism and the heating mechanism are respectively arranged in the reaction pot 2; the reaction pot 2 passes through the bracing piece 3 with the mounting panel 1 is fixed, 2 bottom central point departments of reaction pot are equipped with the opening for reaction dish outer lane subassembly passes with reaction dish inner circle subassembly.

A detection photoelectric sensor 19 is fixed at a position of the hole of the reaction cup corresponding to the reaction pot 2, and a pot cover 20 is arranged on the reaction pot 2. The reaction kettle 2 is provided with a maintenance window 21 corresponding to the friction strip 16, and heat insulation cotton is fixed around the reaction kettle 2.

The mounting plate 1 is used for mounting the whole reaction disc system, the reaction pot 2 is fixed on the mounting plate 1, the pot cover 20 is used for covering the reaction pot 2, and the photoelectric sensor 19 can monitor the state of the reaction cup at each position in real time; the reaction pot 2 and the pot cover 20 can provide a constant temperature environment for the whole reaction disc system, and heat insulation cotton is adhered around the reaction pot to prevent temperature volatilization, so that incubation is carried out in the reaction pot 2; the maintenance window 21 facilitates the disassembly and assembly maintenance of the rubbing strip 16 at the later stage.

The heating mechanism comprises an annular incubation plate 13 and a fixing plate 14; the fixing plate 14 is fixed with the inner ring bearing seat 5, the annular incubation plate 13 is fixed with the fixing plate 14, and the annular incubation plate 13 is provided with an incubation groove 15 for the reaction cup to pass through. The heat generated by the annular incubation plate 13 is in the incubation well 15, and the reaction cups pass through the incubation well 15 in sequence while rotating, thereby completing the incubation.

The outer wall and the inner wall of the annular incubation plate 13 are respectively provided with a plurality of friction pads, and the friction pads are provided with a plurality of friction strips 16 extending into the incubation groove 15. When the reaction cup passes through the incubation groove 15, the reaction cup passes through the horizontally inserted rubbing strip 16, and the reaction cup can rotate while revolving under the action of the rubbing strip 16, so that a mixing action is performed, and thus, the liquid in the reaction cup can be mixed while incubating.

A plurality of projections 17 facing the center of the fixing plate 14 are fixed on the annular incubation plate 13, and the projections 17 and the fixing plate 14 are fixed through plastic cushion blocks 22; the bottom of the incubation plate is fixed with a heating belt 18, and the bottom of the heating belt 18 is provided with heat preservation cotton. The heating belt 18 works to raise the temperature in the incubation well 15 on the incubation plate, and is connected to the fixing plate 14 by the plastic mat 22 on the protrusion 17, so that the fixing plate 14 does not occupy the space under the annular incubation plate 13, the heating belt 18 is easy to install, and the temperature in the incubation well 15 is more uniform by the heat transfer from the lower side, and the plastic mat 22 can prevent the heat conduction on the annular incubation plate 13.

The working process of the utility model is as follows:

firstly, initializing a system, rotating an outer reaction disc 9 and an inner reaction disc 4 to zero positions, electrifying a heating belt 18 to work, heating the temperature in a reaction pot 2 to 37 ℃, then rotating the outer reaction disc 9 and the inner reaction disc 4 to reaction cup loading positions, periodically rotating the outer reaction disc 9 and the inner reaction disc 4 after a detection photoelectric sensor 19 detects that the reaction cups are in the positions, heating liquid in the reaction cups by an incubation groove 15 in the rotating process, simultaneously receiving the action of a friction strip 16, autorotating and uniformly mixing the reaction cups, rotating the outer reaction disc 9 and the inner reaction disc 4 to specified removal pipe positions when incubation reaches specified time, removing the reaction cups by other devices, and simultaneously detecting whether the reaction cups are really removed by the detection photoelectric sensor 19.

Although embodiments of the present invention have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art within the scope of the present invention.

Claims

1. A double-reaction-disc system is characterized by comprising a chamber mechanism, wherein a reaction disc mechanism and a heating mechanism are arranged in the chamber mechanism;

2. The dual reaction disk system of claim 1, wherein the reaction disk mechanism comprises a reaction disk outer ring component and a reaction disk inner ring component, and the reaction cups are respectively arranged on the reaction disk outer ring component and the reaction disk inner ring component;

3. The dual reaction tray system of claim 2, wherein the chamber mechanism comprises a mounting plate and a reaction pan, the reaction tray mechanism and the heating mechanism being disposed in the reaction pan, respectively;

4. The dual reaction disk system of claim 3, wherein the reaction disk inner race assembly comprises an inner reaction disk, an inner race bearing seat, an inner race shaft, an inner race synchronizing wheel, and an inner reaction motor;

5. The dual reaction disc system of claim 3, wherein the reaction disc outer ring assembly comprises an outer reaction disc, an outer ring bearing seat, an outer ring synchronizing wheel and an outer reaction motor;

6. The dual reaction tray system of claim 4, wherein the heating mechanism comprises an annular incubation plate and a fixing plate;

7. The dual reaction plate system of claim 6, wherein the outer wall and the inner wall of the annular incubation plate are respectively provided with a plurality of friction pads, and the friction pads are provided with a plurality of friction strips extending into the incubation groove.

8. The dual reaction plate system as claimed in claim 6, wherein a plurality of protrusions are fixed on the annular incubation plate towards the center of the fixing plate, and the protrusions and the fixing plate are fixed by a plastic spacer; the bottom of the incubation plate is fixed with a heating belt, and the bottom of the heating belt is provided with heat preservation cotton.

9. The double-reaction-disc system of claim 3, wherein a detection photoelectric sensor is fixed at a hole position of the reaction cup corresponding to the reaction pot, and a pot cover is arranged on the reaction pot.

10. The dual-reaction-disc system of claim 7, wherein the reaction pot is provided with a maintenance window corresponding to the rubbing strip, and heat-insulating cotton is fixed around the reaction pot.