CN221310384U

CN221310384U - Mixing module and reagent mixing device

Info

Publication number: CN221310384U
Application number: CN202323197433.4U
Authority: CN
Inventors: 周昭瑞; 杨明; 刘成; 周卓礼; 汪凯
Original assignee: Shenzhen Helai Biotechnology Co ltd
Current assignee: Shenzhen Helai Biotechnology Co ltd
Priority date: 2023-11-27
Filing date: 2023-11-27
Publication date: 2024-07-12
Anticipated expiration: 2033-11-27

Abstract

The utility model discloses a mixing module and a reagent mixing device. The mixing module comprises a bracket, a motor, a magnetic component and a control piece, wherein the bracket comprises a support column and a top plate, and the top plate is arranged at the upper end of the support column; the motor is arranged on one side of the support column; the magnetic assembly comprises a fixing piece, a first magnetic piece and a second magnetic piece, one end of the fixing piece is connected with the output end of the motor, the fixing piece is arranged on the other side of the support column, and the first magnetic piece and the second magnetic piece are arranged on the other end face of the fixing piece in parallel; the control piece is arranged above the fixed piece and connected with the top plate for controlling the motor; the motor drives the fixing piece to rotate so as to drive the first magnetic piece and the second magnetic piece to rotate simultaneously. The mixing module adopts an ingenious mechanical structure, and realizes non-contact control by utilizing magnetic materials while having a simple structure.

Description

Mixing module and reagent mixing device

Technical Field

The utility model relates to the technical field of medical equipment, in particular to a mixing module and a reagent mixing device.

Background

In recent years, in the existing analytical instruments, reagents are required to be added to a reaction vessel and a sample is reacted to perform detection. However, the reagent may be deposited and hardened due to longer storage and placement time, and the mixing state of the reagent and the sample has a relatively large influence on the reaction result, so that the reagent needs to be fully mixed and then reacted with the sample before being added into the reaction container, and the reagent and the sample are fully mixed and then uniformly mixed, so that the uniformity of a reaction system is ensured, and the accuracy and reliability of the detection result of the analytical instrument are further ensured.

In the traditional POCT or microfluidic chip, the liquid is mixed uniformly in a contact mode, for example, a blowing and sucking mode is adopted for mixing uniformly, so that bubbles are generated, and the detection result is influenced; or the stirring rod is adopted for uniform mixing, and the way can bring the problem of carrying pollution; ultrasonic non-contact mixing is also adopted, but the equipment structure of the mixing mode is complex and the cost is high; the micro-fluidic card structure design is adopted, and the liquid turbulence mode is adopted to realize uniform mixing, but the uniform mixing effect is poor, and the process is uncontrollable. In short, the mixing mode in the conventional POCT or microfluidic chip has problems in terms of cost, mixing effect and the like.

Disclosure of utility model

In order to solve at least one of the problems mentioned in the background art, an object of the present utility model is to provide a mixing module and a reagent mixing device.

The utility model is realized by the following technical scheme:

a blending module, comprising:

The support comprises a support column and a top plate, and the top plate is arranged at the upper end of the support column;

The motor is arranged on one side of the support column;

The magnetic assembly comprises a fixing piece, a first magnetic piece and a second magnetic piece, one end of the fixing piece is connected with the output end of the motor, the fixing piece is arranged on the other side of the support column, and the first magnetic piece and the second magnetic piece are arranged on the other end face of the fixing piece in parallel;

The control piece is arranged above the fixed piece and connected with the top plate and used for controlling the motor;

The first magnetic piece and the second magnetic piece are made of magnetic materials, and the motor drives the fixing piece to rotate so as to drive the first magnetic piece and the second magnetic piece to rotate simultaneously.

Optionally, the control is an optocoupler, the optocoupler is mounted at the lower end of the top plate, the optocoupler is arranged above the fixing piece, and an output end and an input end are arranged at the lower end of the optocoupler to record the rotation number of the fixing piece.

Optionally, the mounting is close to be equipped with first extension and second extension on the one end of motor, first extension and second extension can alternate wear to locate between the output with the input.

Optionally, a first mounting hole and a second mounting hole are formed in the end face, away from the motor, of the fixing piece, the first magnetic piece is installed in the first mounting hole, and the second magnetic piece is installed in the second mounting hole.

Optionally, one end of the fixing piece far away from the motor is elliptic cylindrical.

Optionally, a through hole is formed in the support column, and an output end of the motor penetrates through the through hole.

Optionally, screws are arranged between the supporting column and the motor and between the top plate and the control piece, and screw holes matched with the screws are arranged on the motor, the bracket and the control piece.

Alternatively, the first magnetic member and the second magnetic member have opposite poles in the same direction.

The utility model provides a reagent mixing device, includes the organism, installs the horizontal motor on the organism bottom plate, installs the guide rail on the horizontal motor, installs on the organism bottom plate and lie in the terminal pulley assembly of guide rail, install slider on the guide rail, install the cassette on the slider and install the card in the cassette, the horizontal motor passes through the guide rail drive the slider moves about, be equipped with the cavity in the card, be equipped with the metal mixing stick in the cavity, a serial communication port, still include the mixing module that any one of the above-mentioned embodiments provided, the support column install in locate one side of guide rail makes first magnetic part with the second magnetic part is located one side of cassette, when horizontal motor drive the slider moves right makes the cavity arrives first magnetic part and second magnetic part positive side is right side, the motor drives the mounting is rotatory makes first magnetic part and second magnetic part rotate, first magnetic part with the second magnetic part drives the metal mixing stick rotates.

The beneficial effects of the utility model are as follows: the novel mixing module of experiment and reagent mixing device solve among the prior art adopt contact mixing to lead to the fact the influence to the testing result, bring carry pollution, ultrasonic wave non-contact mixing equipment structure complicacy, with higher costs, micro-fluidic card structural design mixing effect subalternation technical problem realizes beneficial effect: the mixing module adopts a smart mechanical structure, has a simple structure, and realizes non-contact control by using magnetic materials; when the device is used for the reagent mixing device, the reagent mixing can be carried out in a non-contact mode.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the description of the embodiments or the prior art will be briefly described, and it is obvious that the drawings in the description below are some embodiments of the present utility model, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.

Fig. 1 is a three view of a blending module according to an embodiment of the present utility model;

fig. 2 is a perspective view of a blending module according to an embodiment of the present utility model;

Fig. 3 is an exploded view of a blending module according to an embodiment of the present utility model;

FIG. 4 is a schematic magnetic diagram of the magnetic material of the blending module according to an embodiment of the present utility model;

FIG. 5 is a perspective view of a reagent mixing apparatus according to an embodiment of the present utility model;

FIG. 6 is a perspective view of a card of a reagent mixing apparatus according to an embodiment of the present utility model;

Wherein, 1, a bracket; 2. a motor; 3. a magnetic assembly; 4. a control member; 5. a body; 11. a support column; 12. a top plate; 13. a screw; 14. a screw hole; 31. a fixing member; 32. a first magnetic member; 33. a second magnetic member; 51. a horizontal motor; 52. a guide rail; 53. a pulley assembly; 54. a slide block; 55. a cartridge; 56. a card; 111. a through hole; 311. a first protruding portion; 312. a second protruding portion; 313. a first mounting hole; 314. a second mounting hole; 561. a cavity; 562. metal mixing bar.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. The components of the embodiments of the present utility model generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be made by a person skilled in the art without making any inventive effort, are intended to be within the scope of the present utility model.

Hereinafter, a mixing module and a reagent mixing apparatus according to an embodiment of the present utility model will be specifically described with reference to fig. 1 to 6.

As shown in fig. 1 to 4, a mixing module provided according to an embodiment of the present utility model includes a bracket 1, a motor 2, a magnetic assembly 3 and a control member 4, where the bracket 1 includes a support column 11 and a top plate 12, and the top end of the support column 11 is provided with the top plate 12; the motor 2 is arranged on one side of the support column 11; the magnetic assembly 3 comprises a fixing piece 31, a first magnetic piece 32 and a second magnetic piece 33, one end of the fixing piece 31 is connected with the output end of the motor 2, the fixing piece 31 is arranged on the other side of the supporting column 11, the first magnetic piece 32 and the second magnetic piece 33 are arranged on the other end face of the fixing piece 31 in parallel, the control piece 4 is arranged above the fixing piece 31, and the control piece 4 is connected with the top plate 12 and used for controlling the motor 2; the first magnetic member 32 and the second magnetic member 33 are made of magnetic materials, and the motor 2 drives the fixing member 31 to rotate, so as to drive the first magnetic member 32 and the second magnetic member 33 to rotate simultaneously.

In this embodiment, the magnetic poles of the first magnetic member 32 and the second magnetic member 33 are opposite in the same direction; it can be appreciated that the first magnetic component 32 and the second magnetic component 33 can be any assembly mode, and are not limited to the same or opposite magnetic poles, and the control component 4 can be any structure capable of controlling the motor 2, so that the novel mixing module and the reagent mixing device in the experiment solve the technical problems that in the prior art, the contact type mixing is adopted to influence the detection result, the carrying pollution is brought, the structure of the ultrasonic non-contact type mixing device is complex, the cost is high, the mixing effect of the structural design of the micro-fluidic card 56 is poor, and the like, and the beneficial effects are realized: the mixing module adopts a smart mechanical structure, has a simple structure, and realizes non-contact control by using magnetic materials; when the device is used for the reagent mixing device, the reagent mixing can be carried out in a non-contact mode.

In one embodiment, the control member 4 is an optocoupler, the optocoupler is mounted at the lower end of the top plate 12, the optocoupler is disposed above the fixing member 31, and the lower end of the optocoupler is provided with an output end and an input end to record the number of rotations of the fixing member 31. Therefore, the optocoupler can accurately control the mixing time by calculating the rotation number of the fixing piece 31 and the rotation number of the motor 2.

In one embodiment, the fixing member 31 is provided with a first protruding portion 311 and a second protruding portion 312 at an end near the motor 2, and the first protruding portion 311 and the second protruding portion 312 may alternately penetrate between the output end and the input end. Thus, the optocoupler can conveniently calculate the number of rotations of the fixing member 31.

In one embodiment, the end surface of the fixing member 31 far from the motor 2 is provided with a first mounting hole 313 and a second mounting hole 314, the first magnetic member 32 is mounted in the first mounting hole 313, and the second magnetic member 33 is mounted in the second mounting hole 314. Thereby, the first magnetic member 32 and the second magnetic member 33 can be fixed separately.

In one embodiment, the end of the fixing member 31 remote from the motor 2 is in the shape of an elliptical cylinder. Thereby, the volume of the fixing member 31 can be reduced.

In one embodiment, the support column 11 is provided with a through hole 111, and the output end of the motor 2 is disposed in the through hole 111 in a penetrating manner. Thereby, one end of the motor 2 may be fixed to the support column 11, thereby increasing structural stability.

In one embodiment, screws 13 are respectively arranged between the supporting column 11 and the motor 2 and between the top plate 12 and the control member 4, and screw holes 14 matched with the screws 13 are respectively arranged on the motor 2, the bracket 1 and the control member 4, so that each component can be conveniently installed.

As shown in fig. 5-6, a reagent mixing device, including a machine body 5, a horizontal motor 51 installed on a bottom plate of the machine body 5, a guide rail 52 installed on the horizontal motor 51, a pulley assembly 53 installed on the bottom plate of the machine body 5 and located at the end of the guide rail 52, a sliding block 54 installed on the guide rail 52, a card box 55 installed on the sliding block 54, and a card 56 installed in the card box 55, wherein the horizontal motor 51 drives the sliding block 54 to move left and right through the guide rail 52, a cavity 561 is provided in the card 56, and a metal mixing rod 562 is provided in the cavity 561. Thus, the reagent can be mixed in a contactless manner.

An optional working process of the mixing module and the reagent mixing device in the utility model is as follows:

In the initial state, when the horizontal motor 51 drives the sliding block 54 to move right so that the cavity 561 reaches the positive side of the first magnetic piece 32 and the second magnetic piece 33, the motor 2 drives the fixing piece 31 to rotate so that the first magnetic piece 32 and the second magnetic piece 33 rotate, the first magnetic piece 32 and the second magnetic piece 33 drive the metal mixing rod 562 to rotate, the optocoupler calculates the rotation number of the fixing piece 31 and further calculates the rotation number of the motor 2, when the rotation number of the motor 2 reaches a certain value, the mixing time of the metal mixing rod 562 reaches a certain value, the motor 2 is stopped so that the fixing piece 31 stops rotating, and the first magnetic piece 32 and the second magnetic piece 33 stop rotating so that the metal mixing rod 562 stops rotating.

In the description of the embodiments of the present utility model, it should be understood that the terms "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the embodiments of the present utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the embodiments of the present utility model.

Furthermore, the terms "first," "another," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present utility model, the meaning of "a plurality", "a number" or "a plurality" is at least two, such as two, three, etc., unless specifically defined otherwise.

In the present utility model, 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; may be mechanically connected, may be electrically connected or may be in communication with each other; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

In the description of the present specification, the descriptions of the terms "one embodiment," "one example," and the like, 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 present utility model. In this specification, schematic representations of the above terms are not necessarily directed 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, the different embodiments or examples described in this specification and the features of the different embodiments or examples may be combined and combined by those skilled in the art without contradiction.

While embodiments of the present utility model have been shown and described above, it will be understood that the above embodiments are illustrative and not to be construed as limiting the utility model, and that variations, modifications, alternatives and variations may be made to the above embodiments by one of ordinary skill in the art within the scope of the utility model.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the utility model.

Claims

1. A blending module, comprising:

The motor is arranged on one side of the support column;

2. The blending module of claim 1, wherein the control member is an optocoupler, the optocoupler is mounted at a lower end of the top plate, the optocoupler is disposed above the fixing member, and an output end and an input end are disposed at a lower end of the optocoupler to record a number of rotations of the fixing member.

3. The blending module of claim 2, wherein the fixing member has a first protruding portion and a second protruding portion disposed at an end thereof adjacent to the motor, and the first protruding portion and the second protruding portion are alternately disposed between the output end and the input end.

4. The blending module of claim 1, wherein the fixing member is provided with a first mounting hole and a second mounting hole on an end surface thereof away from the motor, the first magnetic member is mounted in the first mounting hole, and the second magnetic member is mounted in the second mounting hole.

5. The blending module of claim 4, wherein an end of the securing member remote from the motor is elliptically cylindrical.

6. The blending module of claim 1, wherein the support column is provided with a through hole, and the output end of the motor is disposed through the through hole.

7. The blending module of claim 1, wherein screws are disposed between the support column and the motor and between the top plate and the control member, and screw holes matched with the screws are disposed on the motor, the bracket and the control member.

8. The blending module of claim 1, wherein the poles of the first magnetic element and the second magnetic element are opposite in the same direction.

9. The utility model provides a reagent mixing device, includes the organism, installs the horizontal motor on the organism bottom plate, installs the guide rail on the horizontal motor, installs on the organism bottom plate and lie in the terminal pulley assembly of guide rail, install slider on the guide rail, install the cassette on the slider and install the card in the cassette, the horizontal motor passes through the guide rail drive the slider is controlled and is removed, be equipped with the cavity in the card, be equipped with the metal mixing stick in the cavity, a serial communication port, reagent mixing device still includes the mixing module of any one of claims 1-8, the support column install in locate one side of guide rail makes first magnetism spare with the second magnetism spare is located one side of cassette, when horizontal motor drive the slider moves right makes the cavity reaches first magnetism spare and second magnetism spare positive side, the motor drives the rotation of mounting makes first magnetism spare and second magnetism spare rotate, first magnetism spare with second magnetism spare drive the rotation of metal mixing stick.