CN210181059U

CN210181059U - In-vitro diagnosis and analysis device, incubation mechanism and turntable

Info

Publication number: CN210181059U
Application number: CN201920711649.2U
Authority: CN
Inventors: Renying Liang; 梁仁英; Jihua Wang; 王继华
Original assignee: Guangzhou Wondfo Biotech Co Ltd
Current assignee: Guangzhou Wondfo Biotech Co Ltd
Priority date: 2019-05-17
Filing date: 2019-05-17
Publication date: 2020-03-24
Anticipated expiration: 2029-05-17

Abstract

The utility model discloses an external diagnostic analysis device, hatch mechanism and carousel, this carousel include the carousel body, the carousel body is equipped with two at least holding tanks that set up along the circumference interval, the holding tank is used for holding the test card, but the bottom of holding tank is equipped with the first arch that elasticity resets, the lateral wall of holding tank is equipped with the second arch, just the second arch set up in the top of holding tank and with first arch forms limit structure. The turntable can reliably install the test card, so that the positioning of the incubation mechanism is more accurate, and the accuracy of the test data of the in-vitro diagnosis and analysis device is improved.

Description

In-vitro diagnosis and analysis device, incubation mechanism and turntable

Technical Field

The utility model relates to a medical treatment detects technical field, especially relates to an external diagnostic analysis device, hatches mechanism and carousel.

Background

An in vitro diagnostic and analytical device is an instrument which can carry out quantitative or qualitative analysis on a body fluid sample of a patient, and is internally provided with an incubation mechanism for incubating a test card in the process of diagnostic and analysis.

The defect of traditional incubation mechanism due to its carousel structure for the test card installation is unreliable, easily leads to the location inaccurate when hatching the work.

SUMMERY OF THE UTILITY MODEL

Accordingly, there is a need for an in vitro diagnostic and analysis apparatus, an incubation mechanism, and a turntable, which can reliably mount a test card, so that the incubation mechanism can be positioned more accurately, and the accuracy of the test data of the in vitro diagnostic and analysis apparatus can be improved.

The technical scheme is as follows:

on the one hand, this application provides a carousel, including the carousel body, the carousel body is equipped with two at least holding tanks that set up along the circumference interval, the holding tank is used for holding the test card, but the bottom of holding tank is equipped with the first arch that elastic reset, the lateral wall of holding tank is equipped with the second arch, just the second arch set up in the top of holding tank and with first arch forms limit structure.

When the rotary table is used, the test card is inserted into the rotary table body through the accommodating groove, the first protrusion and the second protrusion which can be elastically reset are matched to form the limiting structure, the test card is limited not to move easily in the accommodating groove, the test card is prevented from being thrown out by centrifugal force generated by rotation of the rotary table, the rotary table is blocked, and therefore the test data of the in-vitro diagnosis and analysis device are inaccurate, or the test data are inaccurate due to inaccurate positioning in an incubation process, and subsequent test data are inaccurate. In addition, the first bulge is arranged at the bottom of the accommodating groove, so that the installation is more convenient; and compare with prior art, the produced reaction force of first arch because of the extrusion of test card is staggered with the produced steering force of carousel rotation for the reaction force that the test card received can not offset because of the rotation of carousel, leads to the test card to install unreliable and produce in the holding tank and slide.

The technical solution is further explained below:

in one embodiment, the number of the second protrusions is at least two, the second protrusions are arranged at intervals along the length direction of the accommodating groove, and at least one first protrusion is arranged between every two adjacent second protrusions; the both sides wall of holding tank is equipped with respectively the second is protruding, just the lateral wall of holding tank the second protruding with another lateral wall of holding tank the protruding one-to-one of second sets up.

In one embodiment, the accommodating groove is provided with an inlet and an outlet, and the outer edge of the inlet and the outlet is provided with a first lead-in part; or/and the second bulge is provided with a second leading-in part, the second leading-in part is arranged at one end, close to the inlet and the outlet, of the second bulge, and the second leading-in part faces the bottom of the accommodating groove.

In one embodiment, the elastic resetting force of the first bulge is F, wherein F is more than or equal to 2N and less than or equal to 6N; or/and the width of the accommodating groove is L1, the width of the test card is L2, and L1-L2 are more than or equal to 2 mm.

In one embodiment, the first protrusion is a ball rotatably disposed at the bottom of the receiving groove.

In one embodiment, the turntable body comprises two side plates which are oppositely arranged in the accommodating groove at intervals, the side plates are arranged between the top of the accommodating groove and the bottom of the accommodating groove, and the distance between the two side plates is adjustable.

In one embodiment, the turntable further comprises a mounting part, the mounting part is provided with a mounting hole and an elastic resetting part arranged in the mounting hole, one end of the mounting hole is provided with a first movable bulge, the other end of the mounting hole is provided with a bearing part, one end of the elastic resetting part abuts against the first bulge, and the other end of the elastic resetting part abuts against the bearing part; the turntable body is provided with a connecting hole for fixing the mounting piece.

In one embodiment, the other end of the mounting hole is provided with an internal threaded hole, and the bearing part is provided with an external threaded structure matched with the internal threaded hole.

In another aspect, the present application further provides an incubation mechanism, including the above-mentioned rotating disc, a driver for driving the rotating disc to rotate, and an incubator for performing incubation.

When the incubation mechanism is used, the test card can be installed on the turntable body through the accommodating groove, and then the turntable is driven to rotate through the driver, so that the test card is driven to enter the corresponding incubator to perform incubation work; and by the aforesaid can know, this test card can not take place to slide because of the rotation of carousel for the position of test card on the carousel is accurate (test card and holding tank complex process, also is the process that the test card carries out the location on the carousel), and it is accurate to hatch the location, makes the test card can accurately hatch, guarantees follow-up detection data's authenticity and reliability.

The technical solution is further explained below:

in one embodiment, the driver includes a rotary power output shaft, one end of the rotary power output shaft is provided with at least one positioning portion and at least one first connecting portion, the turntable body is further provided with a matching portion which corresponds to the positioning portion in a one-to-one manner and is matched with the positioning portion in a positioning manner, and the turntable body is further provided with a second connecting portion which is matched with the first connecting portion in a connecting manner.

In another aspect, the present application further provides an in vitro diagnostic assay device comprising the incubation mechanism described above.

The in vitro diagnosis and analysis device adopts the incubation mechanism, so that the positioning is accurate during incubation, the incubation is sufficient, and the accuracy of the test data of the in vitro diagnosis and analysis device is improved.

Drawings

FIG. 1 is a schematic structural diagram of a turntable according to an embodiment;

FIG. 2 is a schematic view of the assembled turntable and test card of FIG. 1;

FIG. 3 is a schematic view of the turntable shown in FIG. 1 from another perspective;

FIG. 4 is an enlarged view of part A shown in FIG. 3;

fig. 5 is a half sectional view of a mounting structure of the first projection shown in an embodiment.

Description of reference numerals:

10. carousel, 100, carousel body, 110, holding tank, 112, exit, 114, first introduction portion, 120, first arch, 130, second arch, 132, second introduction portion, 140, cooperation portion, 150, connecting portion, 200, installed part, 210, mounting hole, 300, the elasticity piece that resets, 400, pressure-bearing piece, 20, test card.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention will be further described in detail with reference to the accompanying drawings and the following detailed description. It should be understood that the detailed description and specific examples, while indicating the scope of the invention, are intended for purposes of illustration only and are not intended to limit the scope of the invention.

It will be understood that when an element is referred to as being "secured to," "disposed on," "secured to," or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. Further, when one element is considered to be "fixedly connected" to another element, the two elements may be fixed by way of detachable connection, or may be fixed by way of non-detachable connection, such as socket connection, snap connection, integrally formed fixation, welding, etc., which can be realized in the prior art, and thus are not cumbersome. When an element is perpendicular or nearly perpendicular to another element, it is desirable that the two elements are perpendicular, but some vertical error may exist due to manufacturing and assembly effects. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

The references to "first" and "second" in the present invention do not denote any particular quantity or order, but rather are merely used to distinguish one name from another.

As shown in fig. 1, a turntable 10 is provided, which includes a turntable body 100, the turntable body 100 is provided with at least two accommodating grooves 110 disposed at intervals along a circumferential direction, the accommodating grooves 110 are used for accommodating test cards 20, a first protrusion 120 capable of elastically resetting is disposed at the bottom of the accommodating grooves 110, a second protrusion 130 is disposed on a side wall of the accommodating grooves 110, and the second protrusion 130 is disposed at the top of the accommodating grooves 110 and forms a limiting structure with the first protrusion 120.

As shown in fig. 1 and 2, when the turntable 10 is used, the test card 20 is inserted into the turntable body 100 through the accommodating groove 110, and the first protrusion 120 and the second protrusion 130 which can elastically reset are matched to form a limiting structure, so that the test card 20 is limited from easily moving in the accommodating groove 110, and the test card 20 is prevented from being thrown out by a centrifugal force generated by rotation of the turntable 10, so that a clamping failure of the turntable 10 is avoided, and the test data of the in vitro diagnostic and analysis device is inaccurate, or the subsequent test data is inaccurate due to inaccurate positioning in the incubation process. In addition, since the first protrusion 120 is installed at the bottom of the receiving groove 110, the installation is more convenient; compared with the prior art, the reaction force generated by the first protrusion 120 due to the extrusion of the test card 20 is staggered from the steering force generated by the rotation of the turntable 10, so that the reaction force applied to the test card 20 is not offset by the steering force generated by the rotation of the turntable 10, and the test card 20 is installed in the accommodating groove 110 unreliably and slides.

As shown in fig. 3, on the basis of the above embodiment, in an embodiment, at least two second protrusions 130 are arranged at intervals along the length direction of the accommodating groove 110, and at least one first protrusion 120 is arranged between two adjacent second protrusions 130; thus, the second protrusion 130 can be prevented from interfering with the installation of the first protrusion 120, so that the installation of the first protrusion 120 is more convenient; meanwhile, the two side walls of the accommodating groove 110 are respectively provided with a second protrusion 130, and the second protrusions 130 of the side walls of the accommodating groove 110 are arranged opposite to the second protrusions 130 of the other side wall of the accommodating groove 110 one to one. Thus, the reaction force of the first protrusion 120 after being pressed is evenly distributed on the four second protrusions 130, so that the stress of the test card 20 in the accommodating groove 110 is more uniform.

As shown in fig. 4, in addition to any of the above embodiments, in an embodiment, the receiving groove 110 is provided with an access opening 112, and the outer edge of the access opening 112 is provided with a first guiding portion 114. Thus, the first introduction part 114 facilitates the introduction of the test card 20 into the receiving slot 110. The first introduction portion 114 may have a rounded or reverse tapered configuration.

As shown in fig. 4, in an embodiment based on any of the above embodiments, the second protrusion 130 is provided with a second guiding portion 132, the second guiding portion 132 is disposed on an end of the second protrusion 130 close to the inlet/outlet 112, and the second guiding portion 132 is disposed toward the bottom of the accommodating groove 110. Thus, the second lead-in portion 132 is provided to avoid interference with the second protrusion 130 due to tilting of the test card 20; while the introduction of the test card 20 between the first and

second protrusions

120 and 130 is facilitated by the second introduction portion 132.

As mentioned in the foregoing embodiment, the second protrusion 130 disposed near the inlet/outlet 112 is matched with the bottom of the receiving groove 110 to form a positioning function, so as to prevent the test card 20 from tilting and being unable to be smoothly pushed into the lower portion of the next second protrusion 130 after the test card 20 is matched with the first protrusion 120 in the process of pushing the test card 20 into the receiving groove 110.

The second introduction portion 132 may have a rounded or reverse tapered structure.

On the basis of any of the above embodiments, in an embodiment, the elastic restoring force of the first protrusion 120 is F, where F is greater than or equal to 2N and less than or equal to 6N; therefore, the test card 20 can be inserted and pulled by small force, and the test card 20 cannot slide due to the centrifugal force generated by the rotation of the turntable 10 after being installed and fixed.

In one embodiment, the width of the receiving groove 110 is L1, and the width of the test card 20 is L2, wherein L1-L2 are greater than or equal to 2 mm.

In one embodiment, the first protrusion 120 is a ball rotatably disposed at the bottom of the receiving groove 110. Thus, the friction between the first protrusion 120 and the test card 20 can be reduced, the wear of the first protrusion 120 can be reduced, and the reliability of the turntable 10 for mounting the test card 20 can be improved.

On the basis of any of the above embodiments, in an embodiment, the turntable body 100 includes two side plates disposed in the accommodating groove 110 at opposite intervals, the side plates are disposed between the top of the accommodating groove 110 and the bottom of the accommodating groove 110, and the distance between the two side plates is adjustable. Thus, the width of the accommodating groove 110 is adjustable through the two adjustable side plates, so that the accommodating groove 110 can accommodate test cards 20 with different sizes and widths, and the applicability of the turntable 10 is improved.

As shown in fig. 5, on the basis of any of the above embodiments, in an embodiment, the turntable 10 further includes a mounting member 200, the mounting member 200 is provided with a mounting hole 210 and an elastic resetting member 300 disposed in the mounting hole 210, one end of the mounting hole 210 is provided with a movable first protrusion 120, the other end of the mounting hole 210 is provided with a pressure-bearing member 400, one end of the elastic resetting member 300 abuts against the first protrusion 120, and the other end abuts against the pressure-bearing member 400; the turntable body 100 is provided with a coupling hole for fixing the mounting member 200. Thus, the first protrusion 120 capable of elastically resetting can be assembled on the mounting member 200 through module assembly, and then the first protrusion 120 is fixed to the bottom of the accommodating groove 110 through the mounting member 200 and the connecting hole, which is beneficial to improving the mounting efficiency of the turntable 10.

Further, in an embodiment, the other end of the mounting hole 210 is provided with an internal threaded hole, and the internal threaded hole is disposed at the other end of the mounting through hole, and the bearing member 400 is provided with an external threaded structure matched with the internal threaded hole. Thus, through the matching of the external thread structure and the internal thread hole, the detachable connection of the bearing part 400 and the mounting part 200 is realized, meanwhile, the service life and the applicability of the turntable 10 can be improved by applying the structure, the size of the elastic reset force of the first protrusion 120 can be adjusted by adjusting the external thread structure and the mounting depth of the internal thread hole, and for example, after the turntable 10 is used for a long time, when the elastic reset force of the first protrusion 120 is weakened, the mounting depth of the external thread structure and the internal thread hole can be improved; or the external thread structure and the installation depth in the internal thread hole can be adjusted according to different types and application scenarios of the test card 20 (e.g., different rotation speeds of the rotary disk 10), so that the elastic reset force of the first protrusion 120 is suitable.

In another aspect, the present application further provides an incubation mechanism, which includes the turntable 10 in any one of the above embodiments, and further includes a driver (not shown) for driving the turntable 10 to rotate, and an incubator (not shown) for performing incubation work.

When the incubation mechanism is used, the test card 20 can be mounted on the turntable body 100 through the accommodating groove 110, and then the turntable 10 is driven to rotate through the driver to drive the test card 20 to enter a corresponding incubator for incubation; as can be seen from the foregoing, the test card 20 does not slip due to the rotation of the turntable 10, so that the position of the test card 20 on the turntable 10 is accurate (the process of matching the test card 20 with the receiving groove 110, and the process of positioning the test card 20 on the turntable 10), and the incubation and positioning are accurate, so that the test card 20 can be incubated accurately, and the authenticity and reliability of the subsequent detection data are ensured.

On the basis of any of the above embodiments, in an embodiment, the driver includes a rotary power output shaft, one end of the rotary power output shaft is provided with at least one positioning portion (not shown) and at least one first connecting portion (not shown), the turntable body 100 is further provided with a matching portion 140 that is in one-to-one correspondence with the positioning portion and is in positioning fit, and the turntable body 100 is further provided with a second connecting portion 150 that is in connection fit with the first connecting portion. Therefore, when the turntable 10 is installed, the turntable can be positioned and fastened firstly, and the installation efficiency is improved; meanwhile, when the rotary table 10 is used for a long time, even if the rotary table 10 is fastened to be loose, the positioning part and the matching part 140 can be used for positioning and matching to form a limiting structure, and the rotary table 10 is prevented from shaking in the rotating process to influence incubation work.

Specifically, the positioning portion is a positioning pin, and the matching portion 140 is a positioning hole; or the positioning part is a positioning hole and the matching part is a positioning pin. This first connecting portion can more specifically fasten the structure and set up, if adopt threaded connection's mode, can be the internal thread hole.

This incubator can set up according to the process needs of hatching, for example temperature regulation and control device can realize the stable control to hatching the environment, and its concrete structure can be realized in prior art, like heater or heat exchanger etc..

Of course, the connection mode of the turntable and the driver can be various, such as other prior arts, for example, socket joint, clamping joint, integrally formed fixation, welding and the like.

In another aspect, the present application also provides an in vitro diagnostic assay device comprising the incubation mechanism of any of the embodiments described above.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. The utility model provides a turntable, its characterized in that, includes the carousel body, the carousel body is equipped with two at least holding tanks that set up along the circumference interval, the holding tank is used for holding the test card, but the bottom of holding tank is equipped with the first arch that elasticity resets, the lateral wall of holding tank is equipped with the second arch, just the second arch set up in the top of holding tank and with first arch forms limit structure.

2. The rotary table according to claim 1, wherein the number of the second protrusions is at least two, and the second protrusions are arranged at intervals along the length direction of the accommodating groove, and at least one first protrusion is arranged between two adjacent second protrusions; the both sides wall of holding tank is equipped with respectively the second is protruding, just the lateral wall of holding tank the second protruding with another lateral wall of holding tank the protruding one-to-one of second sets up.

3. The turntable according to claim 1, wherein the accommodating groove is provided with an access opening, and the outer edge of the access opening is provided with a first lead-in part; or/and the second bulge is provided with a second leading-in part, the second leading-in part is arranged at one end, close to the inlet and the outlet, of the second bulge, and the second leading-in part faces the bottom of the accommodating groove.

4. The turntable according to claim 1, wherein the elastic restoring force of the first protrusions is F, wherein F is more than or equal to 2N and less than or equal to 6N; or/and the width of the accommodating groove is L1, the width of the test card is L2, and L1-L2 are more than or equal to 2 mm.

5. The turntable according to claim 1, wherein the first protrusion is a ball rotatably disposed at the bottom of the accommodating groove.

6. The rotary table according to claim 1, wherein the rotary table body comprises two side plates disposed in the accommodating groove at an interval, the side plates are disposed between the top of the accommodating groove and the bottom of the accommodating groove, and the distance between the two side plates is adjustable.

7. The rotary table according to any one of claims 1 to 6, further comprising a mounting member, wherein the mounting member is provided with a mounting hole and an elastic resetting member disposed in the mounting hole, the first protrusion is movably disposed at one end of the mounting hole, a bearing member is disposed at the other end of the mounting hole, one end of the elastic resetting member abuts against the first protrusion, and the other end abuts against the bearing member; the turntable body is provided with a connecting hole for fixing the mounting piece.

8. The rotary plate according to claim 7, wherein the other end of the mounting hole is provided with an internal threaded hole, and the bearing member is provided with an external threaded structure matched with the internal threaded hole.

9. An incubation mechanism comprising a carousel according to any one of claims 1 to 8, further comprising a drive for driving rotation of the carousel, and an incubator for performing incubation work.

10. The incubation mechanism according to claim 9, wherein the driver comprises a rotary power output shaft, one end of the rotary power output shaft is provided with at least one positioning portion and at least one first connecting portion, the turntable body is further provided with a matching portion which is in one-to-one correspondence with the positioning portion and is in positioning fit with the positioning portion, and the turntable body is further provided with a second connecting portion which is in connection fit with the first connecting portion.

11. An in vitro diagnostic assay device comprising the incubation portion of claim 9 or 10.