CN108646043B - Reagent bottle positioning assembly - Google Patents
Reagent bottle positioning assembly Download PDFInfo
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- CN108646043B CN108646043B CN201810823998.3A CN201810823998A CN108646043B CN 108646043 B CN108646043 B CN 108646043B CN 201810823998 A CN201810823998 A CN 201810823998A CN 108646043 B CN108646043 B CN 108646043B
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N35/00—Automatic analysis not limited to methods or materials provided for in any single one of groups G01N1/00 - G01N33/00; Handling materials therefor
- G01N35/10—Devices for transferring samples or any liquids to, in, or from, the analysis apparatus, e.g. suction devices, injection devices
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Abstract
The invention relates to a reagent bottle positioning assembly, which comprises a reagent bottle and a reagent disk assembly, wherein a convex circumferential bulge is arranged on the inner wall of the bottom part of the side wall of the reagent bottle, the distance from the circumferential bulge to the bottom wall of the reagent bottle is H, the reagent disk assembly comprises a reagent disk formed with a reagent disk hole and a cylindrical reagent bottle positioning seat arranged at the bottom of the reagent disk hole, the top of the reagent bottle positioning seat is outwards formed with a convex structure, at least two circumferential notches for the convex circumferential bulge on the inner wall of the bottom of the reagent bottle to enter are formed in the convex structure, a first limiting rib and a second limiting rib for limiting the rotating position of the reagent bottle are arranged at the bottom of the convex structure, and the height of the first limiting rib is 0.2-1.5mm larger than H. This device can prevent that the sampling needle from driving reagent bottle upward movement, and first spacing muscle can indicate that the operator reagent bottle is soon rotatory in place, can also prevent that the reagent bottle from loosening at the quick rotatory in-process of reagent dish, and the rotatory final position of reagent bottle can be restricted to the spacing muscle of second.
Description
Technical Field
The invention relates to a reagent bottle positioning assembly, and belongs to the technical field of medical appliances.
Background
In medical instrument equipment, reagent is put in the reagent dish through the reagent bottle, and at the in-process that the sampling needle inserted the reagent bottle sample, the sampling needle can puncture reagent bottle silica gel pad, leave the in-process that the reagent bottle upwards moved after the sampling needle sample, friction force between sampling needle outer wall and the silica gel pad can lead to the reagent bottle along with the upward movement of sampling needle, can make the reagent bottle deviate from the reagent dish, in addition, the label on the reagent bottle is guaranteed to the operation towards the reagent dish breach, be convenient for sweep the sign indicating number, and reagent dish rotatory in-process can lead to the reagent bottle activity, lead to sweeping sign indicating number label position skew, this just requires to put into the reagent dish after it to fix a position.
Disclosure of Invention
The invention aims to solve the technical problems that: the reagent bottle positioning assembly is provided for solving the technical problems that a reagent bottle in the existing medical instrument equipment can be separated from a reagent disc along with the upward movement of a sampling needle and can move along with the rotation of the reagent bottle.
The technical scheme adopted for solving the technical problems is as follows:
a reagent bottle positioning assembly comprising:
the reagent bottle comprises a cylindrical reagent bottle side wall and a reagent bottle bottom wall, wherein the reagent bottle bottom wall divides the reagent bottle side wall into a body part positioned above the reagent bottle bottom wall and a bottom part positioned below the reagent bottle bottom wall, a convex circumferential bulge is arranged on the inner wall of the bottom part, and the distance from the circumferential bulge to the reagent bottle bottom wall is H;
reagent disk subassembly, including the shaping have reagent disk hole's reagent disk and set up the cylinder reagent bottle positioning seat in reagent disk hole bottom, the outside shaping in top of reagent bottle positioning seat has protruding structure, protruding structure has seted up the at least two circumference breach that supply the protruding circumference arch of reagent bottle bottom inner wall to get into, rotatory behind the reagent bottle the circumference arch can block into protruding structure bottom, protruding structure bottom is provided with the spacing muscle of first spacing muscle of second and restriction reagent bottle rotary position, the height ratio H of the spacing muscle of first is 0.2-1.5mm.
Preferably, the reagent bottle positioning seat has two circumferential notches with different widths, and the reagent bottle has two circumferential protrusions with different widths.
Preferably, the angles occupied by the two circumferential notches are respectively 85-95 degrees and 45-55 degrees, and the angles occupied by the circumferential protrusions of the two reagent bottles are respectively 75-85 degrees and 35-45 degrees.
Preferably, the bottom of the reagent bottle positioning seat is provided with an inverted buckle, and the reagent bottle positioning seat is clamped at the bottom of the reagent disc hole.
Preferably, the reagent bottle positioning seat is provided with a plurality of release grooves along the radial direction of the side wall.
Preferably, the release grooves are four symmetrical.
Preferably, a notch is arranged on the side wall of the reagent disk hole, and a positioning protrusion matched with the notch is arranged on the reagent bottle positioning seat.
Preferably, the bottom of the protruding structure is provided with a stop rib limiting the rotation direction of the reagent bottle.
Preferably, the number of the first limiting ribs, the second limiting ribs and the stop ribs is two.
Preferably, the end of the protruding structure of the reagent bottle positioning seat, which is close to the screwing end of the reagent bottle, is an inclined plane.
The beneficial effects of the invention are as follows:
according to the reagent bottle positioning assembly, the first limiting ribs and the second limiting ribs are arranged at the bottom of the protruding structure of the reagent bottle base, the circumferential protrusions of the reagent bottles are correspondingly placed in the circumferential gaps of the reagent bottle positioning seat, the circumferential protrusions of the reagent bottles are screwed into the bottom of the protruding structure of the reagent bottle positioning seat through rotation, when the reagent bottles rotate until the end faces of the circumferential protrusions of the reagent bottles touch the first limiting ribs below the protruding structure of the fixing seat, rotation resistance is generated, operators can be prompted to rotate the reagent bottles in place soon, the reagent bottles can be prevented from loosening in the rapid rotation process of the reagent tray, the reagent bottles continue to rotate, the circumferential protrusions of the reagent bottles can be blocked by the second limiting ribs, at the moment, the reagent bottles can not continue to rotate, the reagent bottles can rotate to the final positions, the bar codes of the reagent bottles can be right opposite to the gaps on the side walls of the holes of the reagent tray, and the limitation is reliable.
Drawings
The invention will be further described with reference to the drawings and examples.
FIG. 1 is a schematic view showing the overall structure of a reagent bottle positioning assembly according to the present embodiment;
FIGS. 2, 4 and 5 are schematic structural views of the reagent bottle positioning seat according to the present embodiment;
FIG. 3 is a schematic view showing a structure of fixing the reagent bottle positioning base and the reagent tray according to the present embodiment;
FIG. 6 is a schematic view showing the structure of the reagent bottle of the present embodiment.
The reference numerals in the figures are: 1-reagent disk, 2-reagent bottle positioning seat, 21-protruding structure, 22-circumference breach, 23-location arch, 24-first spacing muscle, 25-second spacing muscle, 26-stop muscle, 27-release groove, 3-reagent bottle, 31-reagent bottle lateral wall body part, 32-reagent bottle lateral wall bottom part, 33-circumference arch.
Detailed Description
The invention will now be described in further detail with reference to the accompanying drawings. The drawings are simplified schematic representations which merely illustrate the basic structure of the invention and therefore show only the structures which are relevant to the invention.
Examples
The present embodiment provides a reagent bottle positioning assembly, as shown in fig. 1, 2, 3, 4, 5 and 6, comprising:
a reagent bottle 3 comprising a cylindrical reagent bottle side wall and a reagent bottle bottom wall, wherein the reagent bottle bottom wall divides the reagent bottle side wall into a body part 31 positioned above the reagent bottle bottom wall and a bottom part 32 positioned below the reagent bottle bottom wall, a convex circumferential bulge 33 is arranged on the inner wall of the bottom part 32, and the distance from the circumferential bulge 33 to the reagent bottle bottom wall is H;
the reagent disk assembly comprises a reagent disk 1 with a reagent disk hole formed therein and a cylindrical reagent bottle positioning seat 2 arranged at the bottom of the reagent disk hole, wherein a protruding structure 21 is formed at the top of the reagent bottle positioning seat 2 in an outward manner, at least two circumferential notches 22 for allowing a circumferential protrusion 33 protruding from the inner wall of the bottom of the reagent bottle 3 to enter are formed in the protruding structure 21, the reagent bottle 3 is rotated, the circumferential protrusion 33 can be clamped into the bottom of the protruding structure 21, a first limiting rib 24 and a second limiting rib 25 for limiting the rotating position of the reagent bottle 3 are arranged at the bottom of the protruding structure 21, the height ratio H of the first limiting rib 24 is 0.2-1.5mm (such as 0.2mm, 0.5mm, 1mm and 1.5 mm), and the first limiting rib 24 and the second limiting rib 25 are preferably two.
When the reagent bottle 3 is put into a reagent tray hole provided with the reagent bottle positioning seat 2 in a blind manner, the reagent bottle 3 is manually rotated, when the circumferential protrusion 33 with a larger width of the reagent bottle 3 is screwed to the position of the circumferential notch 22 with a larger width of the reagent bottle positioning seat (the circumferential protrusion 33 with a smaller width is just screwed to the circumferential notch 22 with a smaller width of the reagent bottle positioning seat 2), the reagent bottle 3 is sunk, the reagent bottle 3 is continuously rotated at the moment, the circumferential protrusion 33 of the reagent bottle 3 can be clamped below the protruding structure 21 of the reagent bottle positioning seat 2, and the reagent bottle 3 can not move upwards due to friction force between the outer wall of the sampling needle and the silica gel pad of the reagent bottle 3 in the process of moving upwards after the sampling needle is used for sampling; at this time, the reagent bottle is rotated, when the reagent bottle 3 rotates to the end face of the circumferential bulge 33 and touches the first limit rib 24 below the fixing seat bulge structure 21, rotational resistance is generated, the reagent bottle can be prompted to rotate in place soon by an operator, the reagent bottle can be prevented from loosening in the rapid rotating process of the reagent disk, the reagent bottle is continuously rotated, the circumferential bulge 33 can be blocked by the second limit rib 25, the reagent bottle cannot be continuously rotated at this time, the reagent bottle is rotated to a final position, at this time, the reagent bottle bar code can be just opposite to a notch on the side wall of the reagent disk hole, and the bar code on the reagent bottle 3 can be conveniently scanned.
As shown in fig. 2, the number of the circumferential notches 22 of the reagent bottle positioning seat 2 is two, and the number of the circumferential protrusions 33 of the reagent bottle 3 is two; preferably, the two circumferential notches 22 occupy angles of 85-95 ° and 45-55 °, respectively, and the circumferential projections 33 of the two reagent bottles 3 occupy angles of 75-85 ° and 35-45 °, respectively. When in use, the circumferential bulge 33 of the reagent bottle with the angle of 75-85 DEG and the circumferential bulge with the angle of 85-95 DEG are formed
The circumferential notch 22 of the reagent bottle positioning seat 2 corresponds to the circumferential notch 22 of the reagent bottle positioning seat 2, the circumferential projection 33 of the reagent bottle with the angle of 35-45 degrees corresponds to the circumferential notch 22 with the angle of 45-55 degrees, the circumferential projection 33 of the reagent bottle falls into the circumferential notch 22 of the reagent bottle positioning seat 2, the width of the circumferential projection 33 of the reagent bottle is obviously smaller than the width of the corresponding circumferential notch 22, and the reagent bottle 3 is easy to be placed into the reagent disc positioning seat 2 under the condition of blind placement without cat waist alignment.
As shown in fig. 3, the bottom of the reagent bottle positioning seat 2 is provided with a back-off, and the reagent bottle positioning seat 2 is clamped at the bottom of the reagent disk hole of the reagent disk 1 for axial positioning of the reagent bottle positioning seat 2.
As shown in fig. 4, a notch is formed on the side wall of the reagent tray hole, and a positioning protrusion 23 matched with the notch is formed on the reagent bottle positioning seat 2. When the positioning device is applied, the positioning protrusions 23 on the reagent bottle positioning seat 2 are clamped into the gaps of the reagent disc holes for circumferential positioning of the reagent bottle positioning seat 2.
As shown in fig. 2, 3, 4 and 5, the reagent bottle positioning seat 2 is radially provided with a plurality of release grooves 27, preferably four symmetrical release grooves 27, the reagent bottle positioning seat 2 is preferably made of a material with an elastic modulus of 1-2.5GPa (such as 1GPa,1.5GPa,2GPa,2.5 GPa), the reagent bottle positioning seat 2 can be clamped into the reagent disk 1 along with the deformation of the reagent bottle positioning seat 2 by moderate pressing, and the reagent bottle positioning seat 2 can be separated from the reagent disk 1 along with the deformation of the reagent bottle positioning seat 2 by moderate force.
As shown in fig. 4 and 5, the end of the protruding structure 21 of the reagent bottle positioning seat 2 near the screwing end of the reagent bottle 3 is an inclined surface, and the inclined angle of the inclined surface is preferably 5-15 ° (e.g. 5 °, 10 °, 15 °), so that the circumferential protrusion 33 of the reagent bottle 3 can be smoothly screwed into the reagent bottle positioning seat 2.
As shown in fig. 4 and 5, the bottom of the protruding structure 21 is provided with protruding stop ribs 26, preferably two stop ribs 26, for preventing the reagent bottles 3 from rotating in the reagent bottle positioning seats 2 in opposite directions. When the reagent bottle 3 is in use, when the rotation direction of the reagent bottle 3 is wrong, the end face of the circumferential bulge 33 of the reagent bottle 3 can touch the stop rib 26, so that the reagent bottle 3 is rotationally fixed, and misoperation is avoided.
With the above-described preferred embodiments according to the present invention as an illustration, the above-described descriptions can be used by persons skilled in the relevant art to make various changes and modifications without departing from the scope of the technical idea of the present invention. The technical scope of the present invention is not limited to the description, but must be determined according to the scope of claims.
Claims (10)
1. A reagent bottle positioning assembly, comprising:
a reagent bottle (3) comprising a cylindrical reagent bottle side wall and a reagent bottle bottom wall, wherein the reagent bottle bottom wall divides the reagent bottle side wall into a body part (31) positioned above the reagent bottle bottom wall and a bottom part (32) positioned below the reagent bottle bottom wall, a convex circumferential bulge (33) is arranged on the inner wall of the bottom part (32), and the distance from the circumferential bulge (33) to the reagent bottle bottom wall is H;
reagent disk assembly, including shaping reagent dish (1) and the cylinder reagent bottle positioning seat (2) of setting in reagent dish hole bottom, the outside shaping in top of reagent bottle positioning seat (2) has protruding structure (21), protruding structure (21) have been seted up and have been supplied at least two circumference breach (22) that protruding circumference arch (33) got into on reagent bottle (3) bottom inner wall, rotatory reagent bottle (3) back circumference arch (33) can block into protruding structure (21) bottom, protruding structure (21) bottom is provided with first spacing muscle (24) and restriction reagent bottle (3) rotary position's second spacing muscle (25), the height ratio H of first spacing muscle (24) is 0.2-1.5mm more.
2. Reagent bottle positioning assembly according to claim 1, characterized in that the reagent bottle positioning seat (2) has two circumferential notches (22) of different widths and the reagent bottle (3) has two circumferential protrusions (33) of different widths.
3. Reagent bottle positioning assembly according to claim 2, wherein the two circumferential notches (22) occupy an angle of 85-95 ° and 45-55 °, respectively, and the two circumferential projections (33) of the reagent bottles (3) occupy an angle of 75-85 ° and 35-45 °, respectively.
4. The reagent bottle positioning assembly according to claim 1, wherein the bottom of the reagent bottle positioning seat (2) is provided with a back-off, and the reagent bottle positioning seat (2) is clamped at the bottom of the reagent tray hole.
5. Reagent bottle positioning assembly according to claim 1, characterized in that the reagent bottle positioning seat (2) is provided with a plurality of release grooves (27) along the radial direction of the side wall.
6. Reagent bottle positioning assembly according to claim 5, wherein the release slots (27) are four symmetrical.
7. Reagent bottle positioning assembly according to claim 1, characterized in that the side wall of the reagent disk hole is provided with a notch, and the reagent bottle positioning seat (2) is provided with a positioning protrusion (23) matched with the notch.
8. Reagent bottle positioning assembly according to claim 1, characterized in that the bottom of the protruding structure (21) is provided with a stop rib (26) limiting the direction of rotation of the reagent bottle (3).
9. Reagent bottle positioning assembly according to claim 8, wherein the number of first stop ribs (24), second stop ribs (25) and stop ribs (26) is two each.
10. Reagent bottle positioning assembly according to claim 1, characterized in that the end of the protruding structure (21) of the reagent bottle positioning seat (2) close to the screwing end of the reagent bottle (3) is an inclined surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810823998.3A CN108646043B (en) | 2018-07-25 | 2018-07-25 | Reagent bottle positioning assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810823998.3A CN108646043B (en) | 2018-07-25 | 2018-07-25 | Reagent bottle positioning assembly |
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| Publication Number | Publication Date |
|---|---|
| CN108646043A CN108646043A (en) | 2018-10-12 |
| CN108646043B true CN108646043B (en) | 2023-06-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810823998.3A Active CN108646043B (en) | 2018-07-25 | 2018-07-25 | Reagent bottle positioning assembly |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114932942A (en) * | 2022-06-24 | 2022-08-23 | 小米汽车科技有限公司 | Limiting device, steer-by-wire system and vehicle |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007078421A (en) * | 2005-09-12 | 2007-03-29 | Juki Corp | Reagent bottle and bottle holder |
| JP2007093256A (en) * | 2005-09-27 | 2007-04-12 | Aloka Co Ltd | Reagent bottle housing device |
| CN102341711A (en) * | 2009-03-09 | 2012-02-01 | 贝克曼考尔特公司 | Reaction container holder and analyzer |
| CN207198176U (en) * | 2017-07-17 | 2018-04-06 | 东方伊诺(苏州)医疗科技有限公司 | A kind of reagent dish structure of analyzer |
| CN207187794U (en) * | 2017-08-18 | 2018-04-06 | 关婧 | A kind of Cardiological blood sampling reagent bottle fixing bracket |
| CN207623352U (en) * | 2017-11-01 | 2018-07-17 | 苏州长光华医生物医学工程有限公司 | A kind of reagent disc and reagent storage means preventing reagent bottle abjection |
-
2018
- 2018-07-25 CN CN201810823998.3A patent/CN108646043B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007078421A (en) * | 2005-09-12 | 2007-03-29 | Juki Corp | Reagent bottle and bottle holder |
| JP2007093256A (en) * | 2005-09-27 | 2007-04-12 | Aloka Co Ltd | Reagent bottle housing device |
| CN102341711A (en) * | 2009-03-09 | 2012-02-01 | 贝克曼考尔特公司 | Reaction container holder and analyzer |
| CN207198176U (en) * | 2017-07-17 | 2018-04-06 | 东方伊诺(苏州)医疗科技有限公司 | A kind of reagent dish structure of analyzer |
| CN207187794U (en) * | 2017-08-18 | 2018-04-06 | 关婧 | A kind of Cardiological blood sampling reagent bottle fixing bracket |
| CN207623352U (en) * | 2017-11-01 | 2018-07-17 | 苏州长光华医生物医学工程有限公司 | A kind of reagent disc and reagent storage means preventing reagent bottle abjection |
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| Publication number | Publication date |
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| CN108646043A (en) | 2018-10-12 |
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