CN218673505U - Magnet position determination tool for nucleic acid analysis equipment - Google Patents
Magnet position determination tool for nucleic acid analysis equipment Download PDFInfo
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- CN218673505U CN218673505U CN202223014784.2U CN202223014784U CN218673505U CN 218673505 U CN218673505 U CN 218673505U CN 202223014784 U CN202223014784 U CN 202223014784U CN 218673505 U CN218673505 U CN 218673505U
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- nucleic acid
- acid analysis
- photoelectric switch
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Abstract
The utility model discloses a magnet position determining tool for nucleic acid analysis equipment, which comprises a fixing component, a fixing component and a fixing component, wherein the fixing component is provided with a mounting bar and a mounting block; the mounting groove is formed in the lower part of the mounting block; a magnet detecting unit having a photoelectric switch and a metal stopper portion; the limiting piece is used for limiting the rotating position of the metal baffle piece; the control unit is provided with a control box, a controller and a prompting piece, the photoelectric switch is electrically connected with the prompting piece, and the controller is electrically connected with the prompting piece. The utility model has the advantages that the shell is not required to be disassembled when the magnet is calibrated, the operation is simple and convenient, and the position of the magnet can be rapidly determined; only one person is needed for calibration; the magnet is calibrated by the corresponding position of the reagent strip mounting hole, the calibration standard of the magnet is unified, the human error is reduced, and the calibration precision and the detection efficiency are improved.
Description
Technical Field
The utility model belongs to the technical field of nucleic acid analysis equipment's maintenance and specifically relates to a magnet position determination frock for nucleic acid analysis equipment.
Background
In recent years, fully automatic nucleic acid analysis equipment has been rapidly developed and widely used in medical and scientific research institutes and the like. For fully automated nucleic acid analysis equipment, proper magnet position is a key factor for ensuring the reliability of the detection result. Thus, the position of the magnet in the device needs to be calibrated before shipment.
At present, the calibration mode of magnet position gets off the shell dismantlement on the equipment among the nucleic acid analytical equipment, and alone operation control magnet moving mechanism is in order to drive magnet work, and whether another people from space observation magnet with equipment in the reagent strip mounting hole just right, operate extremely inconveniently, waste time and energy, detection efficiency is low and artifical range estimation error is great, can't guarantee the precision of magnet.
Disclosure of Invention
In view of this, the utility model provides a magnet position determination frock for nucleic acid analysis equipment need not to dismantle equipment shell, can also realize the high accuracy calibration of magnet position, has improved detection efficiency.
In order to achieve the purpose, the invention adopts the following technical scheme:
a magnet position determination frock for nucleic acid analysis equipment, include
The fixing assembly is provided with a mounting strip and a mounting block fixed at one end part of the mounting strip, the mounting strip is clamped in a detection basket in the nucleic acid analysis equipment, and the mounting block is positioned below the detection basket;
the mounting groove is formed in the lower part of the mounting block;
the magnet detection unit is provided with a photoelectric switch and a metal baffle plate for triggering the photoelectric switch, the photoelectric switch is arranged at the lower part of the side groove wall of the mounting groove, and the metal baffle plate is rotatably arranged at the upper part of the side groove wall;
the limiting piece is arranged on the side groove wall and positioned in front of the metal blocking piece, and the limiting piece limits the rotating position of the metal blocking piece;
the control unit is provided with a control box, a controller arranged in the control box and a prompting piece arranged on the control box, the signal output end of the photoelectric switch is electrically connected with the signal input end of the controller, and the controller is electrically connected with the prompting piece.
According to the technical scheme, the photoelectric switch is arranged at the corresponding position of the reagent strip mounting hole of the device, the position of the photoelectric switch is used as a reference, if the magnet pushes the metal blocking piece to enter the groove of the photoelectric switch and then the photoelectric switch starts, the magnet is positioned in place, if the magnet cannot push the metal blocking piece to the groove of the photoelectric switch, the magnet is positioned in a deflection way, the position of the magnet moving mechanism needs to be adjusted, and the rapid calibration is realized.
In actual installation, the limiting piece is a limiting screw arranged on the side groove wall of the installation groove, and the photoelectric switch is fixed on the lower portion of the side groove wall of the installation groove through a connecting screw.
Preferably, a connecting piece with an optical shaft section is arranged on the upper portion of the side groove wall of the mounting groove, the upper portion of the metal blocking piece is rotatably arranged on the connecting piece, and a reset torsion spring for resetting the metal blocking piece is sleeved on the connecting piece. More preferably, the connector is a screw having a smooth shaft section. One end of the reset torsion spring is fixed on the metal separation blade, and the other end of the reset torsion spring is fixed on the groove wall of the mounting groove, and the torsion of the reset torsion spring can reset the metal separation blade.
When the alarm device is actually installed, the alarm device is one or a combination of two of an acoustic alarm device and a light indicator device. More preferably, the sound prompt part is preferably a buzzer during actual installation, the light indicator part comprises a green light display lamp and a red light display lamp, the red light display lamp indicates that the magnet is not in place, and the buzzing sound of the green light display lamp and the buzzer indicates that the magnet of the nucleic acid analysis device is in place accurately.
Compared with the prior art, only need when detecting the utility model discloses arrange in the reagent strip hand-basket of nucleic acid analysis equipment self can, need not to dismantle the shell, easy operation is convenient, and can realize the short-term determination of magnet position. In addition, only one person is needed for operation during calibration, so that the manpower is reduced; the magnet is calibrated by the corresponding position of the reagent strip mounting hole, the calibration standard of the magnet is unified, the human error is reduced, and the calibration precision is improved. In addition, the photoelectric switch at the reagent strip mounting hole is used for determining the position of the magnet during calibration, so that the detection efficiency is improved.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
FIG. 2 is a diagram showing the state of use of the present invention in a nucleic acid analysis apparatus.
Fig. 3 is an enlarged view of a portion a in fig. 2.
Fig. 4 is a schematic block circuit diagram of the present invention.
Detailed Description
The following describes embodiments of the present invention in detail with reference to the drawings, which are implemented on the premise of the technical solution of the present invention, and detailed embodiments and specific operation procedures are provided, but the scope of the present invention is not limited to the following embodiments.
In the following embodiments, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" when they are used are to be construed broadly, e.g., as being fixed or removable or integral; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those skilled in the art through specific situations.
In addition, it should be noted that in the following description of the embodiments, the terms "front", "back", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be configured in a specific orientation, and operate, and thus, should not be construed as limiting the present invention.
With reference to fig. 1 to 4, the magnet position determining tool for a nucleic acid analysis device according to the present invention includes a fixing assembly, a mounting groove 6, a magnet detecting unit, a limiting member 7, and a control unit;
the fixing component is provided with a mounting bar 1 with a long strip-shaped structure (the length of the nucleic acid reagent bar matched with the instrument is consistent) and a mounting block 2 fixed at one end part of the mounting bar 1, the mounting bar 1 is clamped in a detection basket 3 (the detection basket 3 is provided with a positioning hole corresponding to the nucleic acid reagent bar) in the nucleic acid analysis equipment, and the mounting block 2 extends downwards to form the detection basket 3; the mounting groove 6 is formed in the lower portion of the mounting block 2 (the mounting groove 6 is preferably an L-shaped groove formed in the mounting block 2), and provides a mounting base for the magnet detection unit and the limiting member 7;
the magnet detection unit comprises a photoelectric switch 4 and a metal baffle 5 for triggering the photoelectric switch 4, the photoelectric switch 4 is fixed at the lower part of the side groove wall of the mounting groove 6 through a screw, the upper part of the metal baffle 5 is rotatably arranged at the upper part of the side groove wall of the upper mounting groove 6, and if the position of the magnet is deviated, the metal baffle 5 cannot be pushed to trigger the photoelectric switch 4; if the position of the magnet is opposite to the reagent strip mounting hole, the metal blocking piece 5 can be pushed to trigger the photoelectric switch 4, and the photoelectric switch 4 is located at the corresponding position of the reagent strip mounting hole, so that the calibration standard of the magnet is unified, and the calibration precision is improved;
the limiting piece 7 is arranged on the side groove wall of the mounting groove 6 and is positioned in front of the metal blocking piece 5, and the limiting piece 7 limits the rotating position of the metal blocking piece 5 to prevent the metal blocking piece 5 from continuously rotating after the magnet is reset;
the control unit has control box 10 and sets up controller (preferred singlechip) in control box 10, the suggestion piece of setting on control box 10, and photoelectric switch 4's signal output part is connected with the signal input part electricity of controller, the control output part of controller is connected with the control input part of suggestion piece, and when metal separation blade 5 was in photoelectric switch 4 inside, photoelectric switch 4 was with signal transmission to singlechip, and singlechip control suggestion piece sends the suggestion and targets in place in order to remind staff's magnet.
In the preferred embodiment of the present invention, the limiting member 7 is a limiting screw disposed on the side wall of the mounting groove 6, and is used to prevent the metal blocking piece 5 from continuing to rotate towards the magnet when the magnet is reset, so as to separate the metal blocking piece 5 from the magnet; the photoelectric switch 4 is fixed on the lower part of the side groove wall of the mounting groove 6; the upper part of the side groove wall of the mounting groove 6 is provided with a connecting piece 8 with a light shaft section (preferably a screw with the light shaft section and a thread section), and the upper part of the metal blocking piece 5 is in clearance fit with the light shaft section to ensure that the metal blocking piece 5 can rotate relative to the light shaft section; the optical axis section of connecting piece 8 still overlaps and is equipped with the reset torsion spring 9 that makes metal separation blade 5 reset, and the one end of reset torsion spring 9 is fixed on the upper portion of metal separation blade 5 and its other end is fixed on the cell wall of mounting groove 6, makes reset torsion spring 9 atress when metal separation blade 5 rotates, resets and separates the back with metal separation blade 5 when magnet, and reset torsion spring 9 can drive metal separation blade 5 and reset fast, specifically as shown in fig. 3.
When in actual installation, the prompting piece of the utility model adopts the combination of a sound prompting piece and a light indicating piece, the light indicating piece comprises a green light display lamp and a red light display lamp, the sound prompting piece adopts a buzzer, and the red light display lamp is lighted to indicate that the magnet of the nucleic acid analysis equipment is not in place; the green light indicator lights up and the beep of the buzzer indicates that the magnet is in place. Of course, only a display lamp or a buzzer can be used for reminding during actual installation.
In actual installation, in order to facilitate operation, the control box 10 is further provided with a power switch 11 and a power socket (of course, a direct-current power supply may also be adopted, that is, a storage battery is used for supplying power to the single chip microcomputer and the photoelectric switch 4).
The utility model discloses a concrete use and theory of operation do: the utility model is arranged in the reagent strip mounting hole of the detection lifting basket 3, so that the mounting block 2 is positioned below the upper reagent strip mounting hole; the power switch 11 is turned on, at the moment, the red light display lamp is turned on, the magnet moving mechanism (the magnet F1 is installed on the fixing seat F2 of the magnet moving mechanism) of the operating device enables the magnet to move towards the direction of the reagent strip installation hole, the magnet F1 pushes the metal blocking piece 5 to move towards the photoelectric switch 4 in the moving process, if the metal blocking piece 5 is pushed into the groove of the photoelectric switch 4 and triggers the photoelectric switch 4, the photoelectric switch 4 transmits a signal to the single chip microcomputer, the single chip microcomputer generates magnet in-place information to enable the green light display lamp to be turned on, and the buzzer sends out a buzzing prompt; if the magnet can not push the metal blocking piece 5 into the groove of the photoelectric switch 4 after the magnet moving mechanism moves in place, the magnet moving mechanism needs to be adjusted due to the fact that the position of the magnet deviates from the reagent strip mounting hole. The utility model realizes the rapid determination of the position of the magnet by means of the reagent strip lifting basket of the nucleic acid analysis equipment, does not need to be disassembled, has simple and convenient operation, is not only suitable for the debugging before the factory dispatch of a manufacturer, but also suitable for the maintenance of the nucleic acid analysis equipment during the service period; in addition, the photoelectric switch 4 is opposite to the reagent strip mounting hole up and down, so that the calibration standard of the magnet is unified, and the calibration precision is improved.
Finally, it should be emphasized that the above-described embodiments are merely preferred embodiments of the present invention, and not limitative of the present invention, and although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and equivalents may be made to the embodiments described in the foregoing without inventive faculty, or that equivalents may be substituted for elements thereof. Therefore, any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. The utility model provides a magnet position confirms frock for nucleic acid analysis equipment which characterized in that: comprises that
The fixing assembly is provided with a mounting strip and a mounting block fixed at one end part of the mounting strip, the mounting strip is clamped in a detection basket in the nucleic acid analysis equipment, and the mounting block is positioned below the detection basket;
the mounting groove is formed in the lower part of the mounting block;
the magnet detection unit is provided with a photoelectric switch and a metal baffle plate for triggering the photoelectric switch, the photoelectric switch is arranged at the lower part of the side groove wall of the mounting groove, and the metal baffle plate is rotatably arranged at the upper part of the side groove wall;
the limiting piece is arranged on the side groove wall and positioned in front of the metal blocking piece, and the limiting piece limits the rotating position of the metal blocking piece;
the control unit is provided with a control box, a controller and a prompting piece, wherein the controller and the prompting piece are arranged in the control box, the signal output end of the photoelectric switch is electrically connected with the signal input end of the controller, and the controller is electrically connected with the prompting piece.
2. The tool for determining the position of a magnet for a nucleic acid analysis apparatus according to claim 1, characterized in that: the limiting piece is a limiting screw arranged on the side groove wall of the mounting groove, and the photoelectric switch is fixed on the lower portion of the side groove wall of the mounting groove through a connecting screw.
3. The tool for determining the position of a magnet for a nucleic acid analysis apparatus according to claim 1, characterized in that: the side wall upper portion of mounting groove is provided with the connecting piece that has the optical axis section, the upper portion of metal separation blade rotates to be set up on the connecting piece, just the cover is equipped with the reset torsion spring that makes the metal separation blade reset on the connecting piece.
4. The tool for determining the position of a magnet for a nucleic acid analysis apparatus according to claim 3, wherein: the connecting piece is a screw with an optical shaft section.
5. The tool for determining the position of a magnet for a nucleic acid analysis apparatus according to claim 1, characterized in that: the prompting piece is one or the combination of two of a sound prompting piece and a light indicating piece.
6. The magnet position determination tool for a nucleic acid analysis apparatus according to claim 5, characterized in that: the sound prompt part is a buzzer, and the light indicator part comprises a green light display lamp and a red light display lamp.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223014784.2U CN218673505U (en) | 2022-11-14 | 2022-11-14 | Magnet position determination tool for nucleic acid analysis equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223014784.2U CN218673505U (en) | 2022-11-14 | 2022-11-14 | Magnet position determination tool for nucleic acid analysis equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218673505U true CN218673505U (en) | 2023-03-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223014784.2U Active CN218673505U (en) | 2022-11-14 | 2022-11-14 | Magnet position determination tool for nucleic acid analysis equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218673505U (en) |
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- 2022-11-14 CN CN202223014784.2U patent/CN218673505U/en active Active
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