CN117772018A - Test tube reagent mixing device of self-help testing device and control method - Google Patents

Abstract

A test tube reagent mixing device and a control method of a self-help testing device relate to the technical field of medical equipment and equipment, and comprise the following steps: the test tube rack is inserted with a sample tube, an extraction tube and a detection tube; a mixing platform; an oscillating platform; the material taking assembly is used for taking and placing the sample tube, the extraction tube and the detection tube; the rotary cover opening assembly is used for being matched with the material taking assembly to unscrew the tube covers of the sample tube, the detection tube and the extraction tube; the sample liquid sucking and transferring assembly is used for sucking and transferring the sample liquid of the sample tube and the detection liquid in the extraction tube into the detection tube; and the oscillation assembly is used for driving the oscillation platform to oscillate, so that the sample test solution and the detection test solution are uniformly mixed. By adopting the technical scheme, automatic sampling, mixing, shaking and other automatic operations can be realized, the degree of automation is higher, the mixing effect is better, the cross infection is not easy to occur, and the accuracy of the detection result is ensured.

Description

Test tube reagent mixing device of self-help testing device and control method

Technical Field

The invention relates to the technical field of medical equipment, in particular to a test tube reagent mixing device of a self-help testing device and a control method.

Background

Self-service testing devices generally refer to a device that a user can operate by himself for performing various tests and tests. The device aims at simplifying the operation flow of a laboratory, reducing the dependence on professional technicians and improving the detection efficiency. The self-help assay device has wide application prospects in the fields of medical diagnosis, health monitoring, environment monitoring and the like, and is beneficial to improving the accessibility and efficiency of public health services. As technology advances, these devices are becoming more intelligent, capable of providing more personalized and accurate medical services.

Because in self-service testing device, reagent in the test tube needs intensive mixing in order to ensure the accuracy of test result, therefore have mixing arrangement in the self-service testing device generally, but current mixing arrangement generally need first manual mix sample and test solution, shake it evenly through mixing arrangement again, degree of automation is lower, and easily appear polluting at manual in-process that mixes.

Disclosure of Invention

The invention aims at overcoming the defects and shortcomings in the prior art, and provides a test tube reagent mixing device and a control method of a self-help testing device.

The invention provides a test tube reagent mixing device of a self-help testing device, which adopts the following technical scheme: a test tube reagent mixing device of a self-help assay device, comprising:

the test tube rack is used for storing test tubes, a sample tube, an extraction tube and a detection tube are inserted into the test tube rack, sample test solution is stored in the sample tube, detection test solution is stored in the extraction tube, and the detection tube is used for storing mixed liquid of the sample test solution and the detection test solution;

a mixing platform provided with a plurality of placing grooves for respectively placing the sample tube, the detection tube and the extraction tube;

the oscillation platform is provided with a detection tube groove for placing the detection tube;

the material taking assembly is used for taking and placing the sample tube, the extraction tube and the detection tube so that the sample tube, the detection tube and the extraction tube can move among the test tube rack, the mixing platform and the oscillation platform;

the rotary cover opening assembly is arranged below the oscillating platform and is used for being matched with the material taking assembly to unscrew or screw up the tube covers of the sample tube, the detection tube and the extraction tube which are clamped and conveyed to the mixing platform;

the sample liquid absorbing and transferring assembly is used for absorbing and transferring the sample liquid of the sample tube and the detection liquid in the extraction tube into the detection tube so as to realize the mixing of the sample liquid and the detection liquid; and

the oscillation assembly is arranged below the oscillation platform and is used for driving the oscillation platform to oscillate, so that the sample test solution and the detection test solution in the detection tube on the oscillation platform are uniformly mixed

Preferably, the material taking assembly comprises a material taking parallel electric claw for clamping the sample tube, the extraction tube and the detection tube and a triaxial moving module for driving the material taking parallel electric claw to move triaxial, so that the sample tube, the extraction tube and the detection tube can be taken and placed through cooperation between the triaxial moving module and the material taking parallel electric claw.

Preferably, the test solution absorbing and transferring assembly comprises a TIP pipe frame, a TIP pipe arranged on the TIP pipe frame, a pipettor arranged on the triaxial moving module and an electric cylinder used for driving the pipettor to vertically lift, wherein the TIP pipe is used for matching with the pipettor to realize the absorption and transfer of the sample test solution in the sample pipe and the detection test solution in the extraction pipe so as to transfer the sample test solution in the sample pipe and the detection test solution in the extraction pipe into the detection pipe for mixing.

Preferably, the TIP tube is a disposable.

Preferably, the number of the rotary cover opening assemblies is three, the three rotary cover opening assemblies respectively correspond to the sample tube, the extraction tube and the detection tube, and the three rotary cover opening assemblies respectively cooperate with the material taking assemblies to unscrew tube covers of the sample tube, the extraction tube and the detection tube.

Preferably, the rotary cover opening assembly comprises a clamping seat arranged below the mixing platform and a cover screwing motor used for driving the clamping seat to rotate, wherein the clamping seat is used for clamping the side wall of the sample tube, the cover screwing motor is arranged below the clamping seat, and an output shaft of the cover screwing motor is fixedly connected to the clamping seat.

Preferably, the oscillation assembly comprises an oscillation base and an oscillation motor arranged on the oscillation base, the oscillation base is positioned below the oscillation platform, and an output shaft of the oscillation motor is connected with the oscillation platform through an eccentric cam, so that the oscillation platform can perform eccentric circular motion relative to the oscillation base under the action of the oscillation motor and the eccentric cam, and the sample test solution and the detection test solution in the detection tube positioned on the oscillation platform are uniformly mixed.

Preferably, the oscillation platform is further provided with an extraction tube groove for accommodating the extraction tube.

Preferably, the test tube rack, the mixing platform and the oscillating platform are all provided with position sensors for detecting the sample tube, the extraction tube and the detection tube.

The invention also provides a control method of the test tube reagent mixing device of the self-help testing device, which comprises the following steps:

firstly, taking and placing an extraction tube on a test tube rack into an extraction tube groove on an oscillation platform through a material taking assembly, and driving the oscillation assembly to operate so as to shake a detection test solution in the extraction tube uniformly;

sequentially taking and placing the sample tube and the detection tube on the test tube rack and the extraction tube on the oscillation platform on the mixing platform through the material taking assembly, enabling the sample tube, the extraction tube and the detection tube to be positioned in a placing groove of the mixing platform, and sequentially rotationally uncovering the sample tube, the extraction tube and the detection tube through the cooperation between the rotary uncovering assembly and the material taking assembly;

step three, respectively adsorbing and transferring the sample test solution in the sample tube and the detection test solution in the extraction tube into the detection tube for mixing by a test solution sucking and transferring assembly;

covering the tube cover of the detection tube through the cooperation between the material taking assembly and the rotary cover opening assembly, and taking and placing the detection tube covered with the tube cover into a detection tube groove on the oscillation platform through the material taking assembly;

step five, the vibration assembly is driven to operate, so that after the technical scheme is adopted for uniformly mixing the sample test solution and the detection test solution in the detection tube, the beneficial effects of the invention are as follows:

the utility model provides a when using, firstly get sample tube on the test-tube rack through getting the subassembly, draw tube and detecting tube and put to mixing platform in proper order, and make the sample tube, draw tube and detecting tube be located different standing grooves respectively, at this moment through getting the subassembly and rotatory cover the cooperation of uncapping with the tube cap of sample tube, draw tube and detecting tube, make the test solution draw the transfer unit and can shift the sample test solution in the sample tube and the detecting test solution in the extracting tube to the detecting tube in proper order, make sample test solution and detecting test solution realize mixing in the detecting tube, cover the tube cap of detecting tube through getting the cooperation of material subassembly and rotatory cover, get the subassembly and get the detecting tube that covers the tube cap and the inside mix have sample test solution and detecting test solution and put to the detecting tube groove on the oscillating platform this moment, through the vibration subassembly drive oscillating platform oscillation, thereby make the sample test solution and the detecting test solution in the detecting tube mix evenly, thereby realize automatic sampling, mixing, automatic operation such as shake, degree of automation is higher, and the condition that cross infection is difficult for appearing, good market prospect has been guaranteed to detect the result.

Drawings

In order to more clearly illustrate the embodiments of the invention or the technical solutions of the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the invention, and that other drawings can be obtained according to these drawings without inventive faculty for a person skilled in the art.

FIG. 1 is a schematic view of the overall structure of the present embodiment;

FIG. 2 is a partial showing view of the present embodiment;

FIG. 3 is a view showing the test tube rack in the present embodiment;

FIG. 4 is a schematic diagram of the mating relationship between the mixing platform and the rotary cap assembly according to the present embodiment;

FIG. 5 is a schematic diagram showing a matching relationship between an oscillating platform and an oscillating mechanism in the present embodiment;

FIG. 6 is a diagram showing the positional relationship between the TIP holder and the scrap collecting receptacle in the present embodiment;

FIG. 7 is a schematic diagram showing the matching relationship between the three-dimensional moving module and the parallel feeding electric claw in the present embodiment;

fig. 8 is an enlarged view of a portion a in fig. 7.

Reference numerals illustrate: 1. a body; 2. a test tube rack; 21. a sample tube; 22. an extraction tube; 23. a detection tube; 3. a mixing platform; 31. a placement groove; 4. an oscillating platform; 41. detecting a pipe groove; 42. an extraction tube tank; 5. a material taking assembly; 51. a parallel electric claw is taken; 52. a triaxial moving module; 6. rotating the cover opening assembly; 61. a clamping seat; 62. a cap screwing motor; 7. a test solution sucking and transferring assembly; 71. a TIP pipe rack; 711. TIP tube groove; 72. a TIP tube; 73. a pipette; 74. an electric cylinder; 8. an oscillating assembly; 81. an oscillation base; 9. a waste collection box; 10. a position sensor.

Detailed Description

The technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to fig. 1 to 8 of the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

It should be noted that, the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", "back", "side", "circumferential", and the like of the present invention indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present invention. Moreover, the terms first, second, etc. are only used to distinguish a plurality of components or structures having the same or similar structure, and do not denote any particular limitation on the arrangement order or connection relationship.

The embodiment relates to a test tube reagent mixing device of a self-help testing device, referring to fig. 1-8, the test tube reagent mixing device comprises a body 1, a test tube rack 2, a mixing platform 3, an oscillating platform 4, a material taking component 5, a rotary cover opening component 6, a test solution absorbing and transferring component 7 and an oscillating component 8, wherein, in combination with fig. 3, the test tube rack 2 is arranged on the body 1, a sample tube 21, a extracting tube 22 and a detecting tube 23 are inserted on the test tube rack 2, a sample test solution (i.e. a sample to be detected) is stored in the sample tube 21, a detecting test solution (i.e. a test solution for detecting the sample to be detected) is stored in the extracting tube 22, and the detecting tube 23 is a container for mixing the sample test solution and the detecting test solution, i.e. a mixed solution of the sample test solution and the detecting test solution is stored in the detecting tube 23.

The mixing platform 3 is arranged on the body 1, and three placing grooves 31 for placing the sample tube 21, the detection tube 23 and the extraction tube 22 are respectively formed in the surface of the mixing platform. The oscillating platform 4 is located at one side of the mixing platform 3, and a detection tube groove 41 for placing the detection tube 23 is formed in the oscillating platform 4.

The material taking assembly 5 is used for taking and placing the sample tube 21, the extraction tube 22 and the detection tube 23, so that the sample tube 21, the detection tube 23 and the extraction tube 22 can move among the test tube rack 2, the mixing platform 3 and the oscillating platform 4, namely, the sample tube 21, the extraction tube 22 and the detection tube 23 are sequentially taken and placed on the mixing platform 3 through the material taking assembly 5, and meanwhile, the detection tube 23 storing the mixed test solution of the sample test solution and the detection test solution can be taken and placed on the oscillating platform 4 from the mixing platform 3.

The rotary cap opening assembly 6 is provided below the oscillating platform 4 for unscrewing the caps of the sample tube 21, the detection tube 23 and the extraction tube 22 placed on the mixing platform 3 in cooperation with the material taking assembly 5 for the next operation.

The reagent sucking and transferring assembly is used for sucking and transferring the sample solution of the sample tube 21 and the detection solution in the extraction tube 22 into the detection tube 23 so as to realize the mixing of the sample solution and the detection solution.

The oscillation assembly 8 is disposed below the oscillation platform 4, and is used for driving the oscillation platform 4 to oscillate, so that the sample solution and the detection solution in the detection tube 23 disposed on the oscillation platform 4 are uniformly mixed. In the present embodiment, the oscillation mode of the oscillation platform 4 is eccentric oscillation.

During detection, firstly, the sample tube 21, the extraction tube 22 and the detection tube 23 on the test tube rack 2 are sequentially taken and placed on the mixing platform 3 through the material taking assembly 5, the sample tube 21, the extraction tube 22 and the detection tube 23 are respectively located in the three placing grooves 31, the tube covers of the sample tube 21, the extraction tube 22 and the detection tube 23 are unscrewed through the matching of the rotary cover opening assembly 6 and the material taking assembly 5, the sample test solution in the sample tube 21 and the detection test solution in the extraction tube 22 are sequentially absorbed and transferred into the detection tube 23 through the test solution absorbing and transferring assembly 7, so that the sample test solution and the detection test solution are mixed in the detection tube 23, at the moment, the tube covers of the detection tube 23 are covered and screwed through the matching of the material taking assembly 5 and the rotary cover opening assembly 6, the detection tube 23 screwed on the oscillation platform 4 is taken and placed in the detection tube groove 41 through the material taking assembly 5, the oscillation platform 4 is driven to oscillate through the oscillation assembly 8, and the sample test solution and the detection test solution in the detection tube 23 are uniformly mixed.

Further, referring to fig. 1, 7 and 8, the material taking assembly 5 includes a material taking parallel electric claw 51 for clamping the sample tube 21, the extraction tube 22 and the detection tube 23, and a triaxial moving module 52 for driving the material taking parallel electric claw 51 and for driving the material taking parallel electric claw 51 to triaxial move, wherein the material taking parallel electric claw 51 and the triaxial moving module 52 are conventional technical means in the art, and will not be described herein.

During detection, the sample tube 21, the extraction tube 22 and the detection tube 23 are clamped by the parallel material taking electric claw 51, and the three-axis movement module 52 drives the parallel material taking electric claw 51 to move in three axes, so that the sample tube 21, the extraction tube 22 and the detection tube 23 are sequentially taken and placed on the mixing platform 3 or the detection tube 23 on the mixing platform 3 is taken and placed on the oscillating platform 4.

Further, referring to fig. 1, 2 and 4, the number of the rotary cap opening assemblies 6 is three, the three rotary cap opening assemblies 6 correspond to the sample tube 21, the extraction tube 22 and the detection rod, respectively, and the three rotary cap opening assemblies 6 cooperate with the material taking assembly 5 to unscrew or screw up the tube caps of the sample tube 21, the extraction tube 22 and the detection tube 23, respectively.

Specifically, taking the rotary cap assembly 6 corresponding to the sample tube 21 as an example: the rotary cover opening assembly 6 comprises a clamping seat 61 arranged below the mixing platform and a cover screwing motor 62 for driving the clamping seat 61 to rotate, wherein the clamping seat 61 is used for clamping the side wall of the sample tube 21, an output shaft of the cover screwing motor 62 is fixedly connected to the bottom side of the clamping seat 61, the clamping seat 61 is an electric clamping jaw, when the parallel clamping jaw is used for taking materials to place the sample tube into the placing groove 31 on the mixing platform 3, the clamping seat 61 clamps the side wall of the sample tube, the clamping seat 61 can be driven to rotate by driving the cover screwing motor 62 to rotate, and the parallel clamping of the material taking is used for clamping the tube cover still clamped on the sample tube at the moment, so that the tube cover is screwed off or screwed on the sample tube, and the parallel clamping jaw is synchronously lifted or lowered in the process of screwing off the tube cover, so that the tube cover can be smoothly taken off from the sample tube or screwed on the sample tube cover again.

Further, referring to fig. 1, 6, 7 and 8, the test solution sucking and transferring assembly 7 comprises a TIP pipe rack 71, a TIP pipe 72 arranged on the TIP pipe rack 71, a pipette 73 arranged on the triaxial moving module 52 and an electric cylinder 74 for driving the pipette 73 to vertically lift, wherein the TIP pipe rack 71 is located between the test pipe rack 2 and the mixing platform 3, a plurality of TIP pipe 72 grooves 711 for placing the TIP pipe 72 are uniformly formed in the TIP pipe rack 71, the TIP pipe 72 is inserted into the TIP pipe 72 grooves 711, the TIP pipe 72 can be matched with the pipette 73 to suck and transfer liquid, the pipette 73 and the electric cylinder 74 are both located on the triaxial moving module 52, and a piston rod of the electric cylinder 74 is fixedly connected to the pipette 73, so that the electric cylinder 74 can drive the pipette 73 to vertically lift.

Further, in the present embodiment, the TIP tube 72 is a disposable, and a waste collection tank 9 is provided on one side of the TIP tube rack 71, and the waste collection tank 9 is used for collecting the used TIP tube 72, sample tube 21, and extraction tube 22.

After the cover opening assembly 6 is matched with the parallel material taking electric claw 51 to unscrew the pipe covers on the sample pipe 21, the extraction pipe 22 and the detection pipe 23, the three-axis moving module 52 drives the liquid shifter 73 to move to the upper side of the TIP pipe 72, the electric cylinder 74 drives the liquid shifter 73 to descend, the muzzle at the bottom of the liquid shifter 73 stretches into the TIP pipe 72, the muzzle at the bottom of the liquid shifter 73 and the TIP pipe 72 are smoothly sleeved together, at the moment, the liquid shifter 73 is driven to move to the upper side of the sample pipe 21 through the three-axis moving module 52 and the electric cylinder 74, the TIP pipe 72 at the bottom of the liquid shifter 73 stretches into the sample test liquid of the sample pipe 21, so that the sample test liquid in the sample pipe 21 is sucked into the TIP pipe 72, the sample liquid in the TIP pipe 72 is pressed into the detection pipe 23 through the three-axis moving module 52 and the electric cylinder 74, the sample liquid in the TIP pipe 72 is transferred into the detection pipe 23, and the sample liquid in the sample pipe 21 is sequentially sucked into the detection pipe 23, and the sample test liquid in the detection pipe 22 is sequentially sucked into the detection pipe 21.

In order to avoid cross contamination, a tube withdrawing mechanism is arranged in the pipettor 73, after the transfer of the sample test solution is completed, the pipettor 73 is driven to move to the upper side of the waste collection box 9 through the triaxial moving module 52, the TIP tube 72 is jacked into the waste collection box 9 by utilizing the tube pushing mechanism, and then the pipettor 73 is moved to the upper side of the TIP tube frame 71, so that the muzzle at the bottom end of the pipettor 73 is sleeved with a new TIP tube 72, and the next detection test solution suction and transfer are performed.

Further, in fig. 1, 2 and 5, the oscillation assembly 8 includes an oscillation base 81 and an oscillation motor (not shown in the drawings) disposed in the oscillation base 81, where the oscillation base 81 is located below the oscillation platform 4, and an output shaft of the oscillation motor is connected to the oscillation platform 4 through an eccentric cam (not shown in the drawings), so that the oscillation platform 4 can perform eccentric circular motion relative to the oscillation base 81 under the action of the oscillation motor and the eccentric cam, even if the detection tube 23 performs eccentric circular motion relative to the oscillation base 81, so that the sample test solution and the detection test solution in the detection tube 23 are uniformly mixed.

In addition, in order to make the sample solution and the detection solution in the extraction tube 22 more uniformly and sufficiently mixed, in this embodiment, an extraction tube groove 42 for accommodating the extraction tube 22 is further provided on the oscillation platform 4. That is, before the extraction tube 22 is taken and placed on the mixing platform 3, the extraction tube 22 is firstly taken and placed in the extraction tube groove 42 of the oscillation platform 4 by the material taking parallel electric claw 51, and the oscillation assembly 8 firstly oscillates the extraction tube 22, so that the detection test solution in the extraction tube 22 is uniformly mixed firstly, and the detection test solution can be uniformly mixed with the sample test solution, thereby ensuring the accuracy of the detection result.

Further, the positions of the test tube rack 2, the mixing platform 3 and the oscillating platform 4 are all provided with the position sensors 10 for shaking up the sample tube 21, the extraction tube 22 and the detection tube 23, in this embodiment, the position sensors 10 are infrared sensors, and the number of the position sensors 10 is multiple, that is, the positions of the test tube rack 2, the mixing platform 3 and the oscillating platform 4 are all provided with one or more position sensors 10 for sensing the positions of the sample tube 21, the extraction tube 22 and the detection tube 23. Wherein, test-tube rack 2 department is equipped with a position sensor 10 that is used for responding to detect pipe 23, and mixing platform 3 department is equipped with three position sensor that is used for responding to sample pipe 21, extraction pipe 22 and detect pipe 23 respectively, and oscillating platform 4 department is equipped with two position sensor 10 that are used for responding to extraction pipe 22 and detect pipe 23 respectively to guarantee automatic sampling, automatic mixing shake automation mechanized operation such as go on normally.

In addition, the embodiment also provides a control method of the test tube reagent magical cloud device of the autonomous assay device, which comprises the following steps:

firstly, taking and placing the extraction tube 22 on the test tube rack 2 into an extraction tube groove 42 on the oscillation platform 4 through the material taking assembly 5, and driving the oscillation assembly 8 to operate so as to shake the detection test solution in the extraction tube 22 uniformly;

sequentially taking and placing the sample tube 21 and the detection tube 23 on the test tube rack 2 and the extraction tube 22 on the oscillation platform 4 on the mixing platform 3 through the taking assembly 5, enabling the sample tube 21, the extraction tube 22 and the detection tube 23 to be positioned in the placing groove 31 of the mixing platform 3, and sequentially rotating and uncovering the sample tube 21, the extraction tube 22 and the detection tube 23 through the cooperation between the rotating uncovering assembly 6 and the taking assembly 5;

step three, the sample test solution in the sample tube 21 and the detection test solution in the extraction tube 22 are respectively adsorbed and transferred into the detection tube 23 for mixing by the test solution sucking and transferring assembly 7;

step four, covering the tube cover of the detection tube 23 through the cooperation between the material taking assembly 5 and the rotary cover opening assembly 6, and taking and placing the detection tube 23 covered with the tube cover into the detection tube groove 41 on the oscillation platform 4 through the material taking assembly 5;

and fifthly, driving the oscillation assembly to operate so as to uniformly mix the sample test solution and the detection test solution in the detection tube 23.

By the method, automatic sampling, mixing, shaking and other automatic operations can be realized, the degree of automation is high, the mixing effect is good, cross infection is not easy to occur, and the accuracy of the detection result is ensured.

The above description is only for the purpose of illustrating the technical solution of the present invention and not for the purpose of limiting the same, and other modifications and equivalents thereof by those skilled in the art should be included in the scope of the claims of the present invention without departing from the spirit and scope of the technical solution of the present invention.

Claims (10)

1. A test tube reagent mixing device of a self-service assay device, comprising:

the test tube rack (2) is used for storing test tubes, a sample tube (21), an extraction tube (22) and a detection tube (23) are inserted into the test tube rack (2), sample test liquid is stored in the sample tube (21), detection test liquid is stored in the extraction tube (22), and the detection tube (23) is used for storing mixed liquid of the sample test liquid and the detection test liquid;

a mixing platform (3) provided with three placing grooves (31) for respectively placing a sample tube (21), a detection tube (23) and an extraction tube (22);

an oscillation platform (4) provided with a detection tube groove (41) for placing the detection tube (23);

the material taking assembly (5) is used for taking and placing the sample tube (21), the extraction tube (22) and the detection tube (23) so that the sample tube (21), the detection tube (23) and the extraction tube (22) can move among the test tube rack (2), the mixing platform (3) and the oscillating platform (4);

the rotary cover opening assembly (6) is arranged below the oscillating platform (4) and is used for being matched with the material taking assembly (5) to unscrew or screw up the tube covers of the sample tube (21), the detection tube (23) and the extraction tube (22) which are clamped and conveyed to the mixing platform (3);

the sample liquid sucking and transferring assembly (7) is used for sucking and transferring the sample liquid in the sample tube (21) and the detection liquid in the extraction tube (22) into the detection tube (23) so as to realize the mixing of the sample liquid and the detection liquid; and

the oscillation assembly (8) is arranged below the oscillation platform (4) and is used for driving the oscillation platform (4) to oscillate, so that the sample test solution and the detection test solution in the detection tube (23) on the oscillation platform (4) are uniformly mixed.

2. The test tube reagent mixing device of the self-service testing device according to claim 1, wherein the material taking assembly (5) comprises a material taking parallel electric claw (51) for clamping the sample tube (21), the material taking tube (22) and the detection tube (23) and a triaxial moving module (52) for driving the material taking parallel electric claw (51) to move along triaxial, so that the sample tube (21), the material taking tube (22) and the detection tube (23) can be taken and placed through cooperation between the triaxial moving module (52) and the material taking parallel electric claw (51).

3. The test tube reagent mixing device of the self-help assay device according to claim 2, wherein the reagent sucking and transferring assembly (7) comprises a TIP pipe frame (71), a TIP pipe (72) arranged on the TIP pipe frame (71), a pipette (73) arranged on the triaxial moving module (52) and an electric cylinder (74) for driving the pipette (73) to vertically lift, and the TIP pipe (72) is used for matching with the pipette (73) to suck and transfer the sample reagent in the sample pipe (21) and the detection reagent in the extraction pipe (22) so as to transfer the sample reagent in the sample pipe (21) and the detection reagent in the extraction pipe (22) into the detection pipe (23) for mixing.

4. A self-test tube reagent mixing device according to claim 3, wherein the TIP tube (72) is a disposable.

5. The test tube reagent mixing device of the self-service testing device according to claim 1, wherein the number of the rotary cover opening assemblies (6) is three, the three rotary cover opening assemblies (6) respectively correspond to the sample tube (21), the extraction tube (22) and the detection tube (23), and the three rotary cover opening assemblies (6) respectively cooperate with the material taking assembly (5) to unscrew or screw up tube covers of the sample tube (21), the extraction tube (22) and the detection tube (23).

6. The test tube reagent mixing device of the self-service testing device according to claim 1, wherein the rotary cover opening assembly (6) comprises a clamping seat (61) arranged below the mixing platform (3) and a cover screwing motor (62) used for driving the clamping seat (61) to rotate, the clamping seat (61) is used for clamping the side wall of the sample tube (21), the cover screwing motor (62) is located below the clamping seat (61), and an output shaft of the cover screwing motor (62) is fixedly connected with the clamping seat (61).

7. The test tube reagent mixing device of the self-service testing device according to claim 1, wherein the oscillation assembly (8) comprises an oscillation base (81) and an oscillation motor arranged in the oscillation base (81), the oscillation base (81) is positioned below the oscillation platform (4), and an output shaft of the oscillation motor is connected with the oscillation platform (4) through an eccentric cam, so that the oscillation platform (4) can perform eccentric circular motion relative to the oscillation base (81) under the action of the oscillation motor and the eccentric cam, and the sample reagent and the detection reagent in the detection tube (23) positioned on the oscillation platform (4) are uniformly mixed.

8. The test tube reagent mixing device of the self-help assay device according to claim 1, wherein the oscillation platform (4) is further provided with an extraction tube groove (42) for accommodating the extraction tube (22).

9. The test tube reagent mixing device of the self-help assay device according to claim 1, wherein the test tube rack (2), the mixing platform (3) and the oscillating platform (4) are respectively provided with a position sensor for detecting a sample tube (21), an extraction tube (22) and a detection tube (23).

10. A method of controlling a test tube reagent mixing device of a self-service assay device according to any one of claims 1 to 9, comprising the steps of:

firstly, taking and placing an extraction tube (22) on a test tube rack (2) into an extraction tube groove (42) on an oscillation platform (4) through a material taking assembly (5), and driving an oscillation assembly (8) to operate so as to shake up detection test liquid in the extraction tube (22);

step two, sequentially taking and placing a sample tube (21) and a detection tube (23) on a test tube rack (2) and an extraction tube (22) on an oscillation platform (4) on a mixing platform (3) through a material taking assembly (5), enabling the sample tube (21), the extraction tube (22) and the detection tube (23) to be positioned in a placing groove (31) of the mixing platform (3), and sequentially rotationally uncovering the sample tube (21), the extraction tube (22) and the detection tube (23) through cooperation between a rotary uncovering assembly (6) and the material taking assembly (5);

step three, the sample liquid in the sample tube (21) and the detection liquid in the extraction tube (22) are respectively adsorbed and transferred into the detection tube (23) for mixing through the sample liquid absorbing and transferring assembly (7);

covering the tube cover of the detection tube (23) through the cooperation between the material taking assembly (5) and the rotary cover opening assembly (6), and taking the detection tube (23) covered with the tube cover into a detection tube groove (41) on the oscillating platform (4) through the material taking assembly (5);

and fifthly, driving the oscillation assembly (8) to operate so as to uniformly mix the sample test solution and the detection test solution in the detection tube (23).