CN219079529U - Thermal cover mechanism of fluorescent quantitative PCR instrument - Google Patents
Thermal cover mechanism of fluorescent quantitative PCR instrument Download PDFInfo
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- CN219079529U CN219079529U CN202222818118.8U CN202222818118U CN219079529U CN 219079529 U CN219079529 U CN 219079529U CN 202222818118 U CN202222818118 U CN 202222818118U CN 219079529 U CN219079529 U CN 219079529U
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Abstract
The utility model discloses a fluorescent quantitative PCR instrument heat cover mechanism, which relates to the technical field of heat cover mechanisms, and comprises an instrument main body and a control panel arranged on the instrument main body, and further comprises: a plurality of placing cavities, wherein the placing cavities are arranged on the instrument main body; the cover plates are arranged on the instrument main body in a rotating mode, and each cover plate corresponds to each placing cavity one by one; each cover plate is provided with a sealing plate in a sliding manner, each cover plate is provided with a locking assembly used for limiting the sealing plate to slide, and each cover plate is provided with a penetrating plate in a sliding manner. According to the thermal cover mechanism of the fluorescent quantitative PCR instrument, provided by the utility model, by utilizing the self-adaptive adjustment of the sealing plate in the cover plate, when the PCR tubes with different specifications are placed in the placing cavity, the condition that the detection result is influenced due to the evaporation of the reagent in the PCR tubes can be avoided as much as possible, and the applicability of the whole fluorescent quantitative PCR instrument is improved to a certain extent.
Description
Technical Field
The utility model relates to the technical field of hot cover mechanisms, in particular to a fluorescent quantitative PCR instrument hot cover mechanism.
Background
Real-time fluorescent quantitative PCR is a method of measuring the total amount of a product after each Polymerase Chain Reaction (PCR) cycle by using a fluorescent chemical in a DNA amplification reaction. And quantitatively analyzing the specific DNA sequence in the sample to be tested by an internal reference method or an external reference method.
The utility model provides a be advertised as CN213924785U, the chinese patent of name "novel fluorescence ration heat lid mechanism for PCR appearance", including PCR appearance main part, control panel, display screen, button, power wire, heat lid, hot plate, test tube groove and press solid mechanism, PCR appearance main part front side is provided with control panel, press solid mechanism to set up in the hot plate bottom, press solid mechanism to include adjusting knob, screw rod, sleeve, logical groove, thread groove, stopcock and positioning mechanism, the adjusting knob rotates with heat lid top middle part through the bearing to be connected, the inboard top of adjusting knob is fixed with the screw rod, heat lid top middle part is provided with logical groove, the sleeve slides along logical inslot side, the sleeve bottom is fixed with the hot plate, sleeve top inboard is provided with the thread groove, the screw rod meshes with the sleeve inboard through the thread groove, the hot plate bottom is provided with the stopcock, heat lid bottom is provided with positioning mechanism. The problem that the detection result is affected due to the fact that a large gap exists between the pipe orifice of part of the PCR pipe and the hot cover and the reagent in the PCR pipe is easy to evaporate and escape is solved.
The disadvantage of the above patent is that: when the fluorescent quantitative PCR instrument provided by the patent is used for simultaneously detecting the PCR tubes with different specifications, as the thermal cover mechanism is poor in adjusting effect, when the PCR tube with larger specifications is detected, the thermal cover can not completely cover the PCR tube, so that reagents in the PCR tube are easy to evaporate, and escape from a gap between the thermal cover and the instrument main body, thereby influencing the detection result, and further reducing the applicability of the whole fluorescent quantitative PCR instrument to a certain extent.
Disclosure of Invention
The utility model aims to provide a thermal cover mechanism of a fluorescent quantitative PCR instrument, which aims to solve the defects in the prior art.
In order to achieve the above object, the present utility model provides the following technical solutions: the utility model provides a fluorescence ration PCR appearance heat lid mechanism, includes instrument main part and installs the control panel on the instrument main part, still includes: a plurality of placing cavities, wherein the placing cavities are arranged on the instrument main body; the cover plates are arranged on the instrument main body in a rotating mode, and each cover plate corresponds to each placing cavity one by one; and each cover plate is provided with a sealing plate in a sliding manner, and each cover plate is provided with a locking assembly for limiting the sealing plate to slide.
Further, each cover plate is provided with a penetrating plate in a sliding insertion manner, the sealing plate is fixedly connected to the penetrating plate, one side, far away from the sealing plate, of the penetrating plate is fixedly connected with a strip-shaped plate, two elastic pieces are arranged between the strip-shaped plate and the cover plate, and the two elastic pieces are located on two sides of the penetrating plate.
Further, the elastic piece is a tension spring, and two ends of the tension spring are fixedly connected with the cover plate and the strip-shaped plate respectively.
Further, the locking assembly comprises a connecting plate fixedly connected to the cover plate, a screw is connected to the connecting plate in a threaded mode, a clamping block is connected to one end, close to the through inserting plate, of the screw in a rotating mode, and a plurality of clamping grooves matched with the clamping block are formed in the through inserting plate.
Further, a groove is formed in the cover plate, a sliding rod is connected to the inner wall of the groove in a sliding mode, and the sliding rod is fixedly connected to the clamping block.
Further, a sealing ring is fixedly arranged on the sealing plate, and the sealing ring is a rubber ring.
Further, each cover plate is provided with a first lock catch, and the instrument main body is provided with a plurality of second lock catches matched with each first lock catch.
Further, a plurality of storage boxes are slidably arranged on the instrument main body.
In the technical scheme, the utility model provides a fluorescent quantitative PCR instrument heat cover mechanism, which has the following beneficial effects: when the PCR tubes with different specifications are required to be detected simultaneously, the PCR tubes with different specifications can be placed in different placing cavities respectively, then the cover plate is turned over, so that the cover plate can be covered on the corresponding placing cavity, the PCR tubes can be limited in a closed space formed between the placing cavity and the cover plate, at the moment, the sealing plate in the cover plate can be covered at the pipe orifice of the PCR tubes, then the locking assembly is utilized to limit the sliding of the sealing plate, thereby avoiding the evaporation of reagents in the PCR tubes as much as possible, and the self-adaptive adjustment of the sealing plate in the cover plate is utilized, so that the situation that the detection result is affected due to the evaporation of the reagents in the PCR tubes can be avoided as much as possible when the PCR tubes with different specifications are placed in the placing cavity, and the applicability of the whole fluorescent quantitative PCR instrument is improved to a certain extent.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present utility model, and other drawings may be obtained according to these drawings for a person having ordinary skill in the art.
FIG. 1 is a schematic view of the overall structure provided by an embodiment of the present utility model;
FIG. 2 is a schematic diagram of the structure shown in FIG. 1A according to an embodiment of the present utility model;
FIG. 3 is a schematic view of the back structure of FIG. 1 according to an embodiment of the present utility model;
FIG. 4 is a schematic view of a portion of the structure of FIG. 3 according to an embodiment of the present utility model;
fig. 5 is a schematic structural diagram at B in fig. 4 according to an embodiment of the present utility model.
Reference numerals illustrate:
1. an instrument body; 2. a control panel; 3. a placement cavity; 4. a cover plate; 501. inserting plates; 502. a sealing plate; 503. a strip-shaped plate; 504. an elastic member; 505. a connecting plate; 506. a screw; 507. a clamping block; 508. a clamping groove; 509. a groove; 510. a slide bar; 511. a seal ring; 61. a first lock catch; 62. a second lock catch; 7. and a storage box.
Detailed Description
In order to make the technical scheme of the present utility model better understood by those skilled in the art, the present utility model will be further described in detail with reference to the accompanying drawings.
Referring to fig. 1 to 5, a thermal cover mechanism of a fluorescent quantitative PCR apparatus provided in an embodiment of the present utility model includes an apparatus main body 1, a control panel 2 mounted on the apparatus main body 1, and further includes: a plurality of placement chambers 3, each of the placement chambers 3 being provided on the instrument body 1; the cover plates 4 are rotatably arranged on the instrument main body 1, and each cover plate 4 corresponds to each placing cavity 3 one by one; each cover plate 4 is provided with a sealing plate 502 in a sliding manner, and the cover plates 4 are provided with locking assemblies for limiting the sealing plates 502 to slide; when the PCR tubes with different specifications are required to be detected simultaneously, the PCR tubes with different specifications can be placed in the different placing cavities 3 respectively, then the cover plate 4 is turned over, so that the cover plate 4 can be covered on the corresponding placing cavities 3, the PCR tubes can be limited in a closed space formed between the placing cavities 3 and the cover plate 4, at the moment, the sealing plate 502 in the cover plate 4 can be covered at the pipe orifice of the PCR tubes, and then the sliding of the sealing plate 502 is limited by the locking assembly, so that the evaporation of reagents in the PCR tubes is avoided as much as possible, and the situation that the influence is caused on the detection result due to the evaporation of the reagents in the PCR tubes can be avoided as much as possible when the PCR tubes with different specifications are placed in the placing cavities 3 is avoided.
Specifically, each cover plate 4 is slidably inserted with a penetrating plate 501, a sealing plate 502 is fixedly connected to the penetrating plate 501, a strip-shaped plate 503 is fixedly connected to one side of the penetrating plate 501 away from the sealing plate 502, two elastic pieces 504 are arranged between the strip-shaped plate 503 and the cover plate 4, and the two elastic pieces 504 are located on two sides of the penetrating plate 501; after the cover plate 4 is covered on the corresponding placing cavity 3 by using the elastic piece 504, the sealing plate 502 is adjusted by the elastic piece 504, so that when the PCR tubes with different specifications are placed in the placing cavity 3, the sealing plate 502 can be covered at the pipe orifice of the PCR tube by adjusting the position of the sealing plate 502.
Specifically, the elastic member 504 is a tension spring, and two ends of the tension spring are fixedly connected with the cover plate 4 and the strip-shaped plate 503 respectively; utilize the extension spring, played and made closing plate 502 can be fast the butt on the PCR mouth of pipe under the effect of extension spring elasticity to reach the effect that can carry out quick seal to the PCR mouth of pipe.
Specifically, the locking assembly comprises a connecting plate 505 fixedly connected to the cover plate 4, a screw 506 is connected to the connecting plate 505 in a threaded manner, a clamping block 507 is connected to one end of the screw 506, which is close to the through inserting plate 501, and a plurality of clamping grooves 508 matched with the clamping block 507 are formed in the through inserting plate 501; after the sealing cover is covered at the pipe orifice of the PCR pipe, the screw rod 506 on the connecting plate 505 can be rotated, so that the clamping block 507 can move towards the direction close to the through inserting plate 501 under the action of the screw rod 506, and the clamping block 507 can be inserted into the clamping groove 508 at the corresponding position according to the PCR pipes with different specifications in the placing cavity 3.
Specifically, a groove 509 is formed in the cover plate 4, a sliding rod 510 is connected to the inner wall of the groove 509 in a sliding manner, and the sliding rod 510 is fixedly connected to the clamping block 507; by using the groove 509 and the slide bar 510 in the groove 509, the movement direction of the clip 507 can be restricted.
Specifically, a sealing ring 511 is fixedly installed on the sealing plate 502, and the sealing ring 511 is a rubber ring; by using the seal ring 511, the sealing effect of the seal plate 502 on the pipe orifice of the PCR tube is improved to some extent.
Specifically, each cover plate 4 is provided with a first lock catch 61, and the instrument main body 1 is provided with a plurality of second lock catches 62 matched with each first lock catch 61; by utilizing the mutual cooperation between the first lock catch 61 on the cover plate 4 and the second lock catch 62 on the instrument main body 1, when the PCR of the PCR tube is detected by using the fluorescent quantitative PCR instrument, after the cover plate 4 is covered on the corresponding placing cavity 3, the effect of locking the cover plate 4 after overturning can be achieved, and the effect of limiting the rotation of the cover plate 4 can be achieved.
Specifically, the instrument main body 1 is provided with a plurality of storage boxes 7 in a sliding manner; by using the storage case 7, the effect of storing the articles to be used in the detection can be achieved, and the practicability of the whole fluorescent quantitative PCR can be improved to a certain extent.
While certain exemplary embodiments of the present utility model have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that modifications may be made to the described embodiments in various different ways without departing from the spirit and scope of the utility model. Accordingly, the drawings and description are to be regarded as illustrative in nature and not as restrictive of the scope of the utility model, which is defined by the appended claims.
Claims (8)
1. The utility model provides a fluorescence ration PCR appearance heat lid mechanism, includes instrument main body (1) and installs control panel (2) on instrument main body (1), its characterized in that still includes:
a plurality of placing cavities (3), wherein the placing cavities (3) are arranged on the instrument main body (1);
the cover plates (4) are rotatably arranged on the instrument main body (1), and the cover plates (4) are in one-to-one correspondence with the placing cavities (3);
and each cover plate (4) is provided with a sealing plate (502) in a sliding manner, and each cover plate (4) is provided with a locking assembly for limiting the sealing plate (502) to slide.
2. The thermal cover mechanism of a fluorescent quantitative PCR instrument according to claim 1, wherein each cover plate (4) is slidably inserted with a penetrating plate (501), the sealing plate (502) is fixedly connected to the penetrating plate (501), one side of the penetrating plate (501) away from the sealing plate (502) is fixedly connected with a strip-shaped plate (503), two elastic pieces (504) are arranged between the strip-shaped plate (503) and the cover plate (4), and the two elastic pieces (504) are located on two sides of the penetrating plate (501).
3. The thermal cover mechanism of a fluorescent quantitative PCR instrument according to claim 2, wherein the elastic member (504) is a tension spring, and two ends of the tension spring are fixedly connected with the cover plate (4) and the strip-shaped plate (503) respectively.
4. The thermal cover mechanism of the fluorescent quantitative PCR instrument according to claim 2, wherein the locking assembly comprises a connecting plate (505) fixedly connected to the cover plate (4), a screw (506) is connected to the connecting plate (505) in a threaded manner, a clamping block (507) is connected to one end, close to the insertion plate (501), of the screw (506) in a rotating manner, and a plurality of clamping grooves (508) matched with the clamping block (507) are formed in the insertion plate (501).
5. The thermal cover mechanism of a fluorescent quantitative PCR instrument according to claim 4, wherein a groove (509) is formed in the cover plate (4), a sliding rod (510) is slidably connected to the inner wall of the groove (509), and the sliding rod (510) is fixedly connected to the clamping block (507).
6. The thermal cover mechanism of the fluorescent quantitative PCR instrument according to claim 1, wherein a sealing ring (511) is fixedly arranged on the sealing plate (502), and the sealing ring (511) is a rubber ring.
7. The thermal cover mechanism of a fluorescent quantitative PCR instrument according to claim 1, wherein a first lock catch (61) is provided on each cover plate (4), and a plurality of second lock catches (62) matched with each first lock catch (61) are provided on the instrument main body (1).
8. The thermal cover mechanism of a fluorescent quantitative PCR instrument according to claim 1, wherein a plurality of receiving boxes (7) are slidably arranged on the instrument main body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222818118.8U CN219079529U (en) | 2022-10-25 | 2022-10-25 | Thermal cover mechanism of fluorescent quantitative PCR instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222818118.8U CN219079529U (en) | 2022-10-25 | 2022-10-25 | Thermal cover mechanism of fluorescent quantitative PCR instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219079529U true CN219079529U (en) | 2023-05-26 |
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ID=86388538
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222818118.8U Active CN219079529U (en) | 2022-10-25 | 2022-10-25 | Thermal cover mechanism of fluorescent quantitative PCR instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219079529U (en) |
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2022
- 2022-10-25 CN CN202222818118.8U patent/CN219079529U/en active Active
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