CN218842187U - PCR fluorescent quantitative analyzer and top cover module thereof - Google Patents
PCR fluorescent quantitative analyzer and top cover module thereof Download PDFInfo
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- CN218842187U CN218842187U CN202223598275.9U CN202223598275U CN218842187U CN 218842187 U CN218842187 U CN 218842187U CN 202223598275 U CN202223598275 U CN 202223598275U CN 218842187 U CN218842187 U CN 218842187U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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Abstract
The utility model discloses a top cover module, which comprises a top cover component and a hot cover bracket; the cap assembly comprises a cap; the hot cover support comprises a support bottom plate, guide rail plates are arranged on two sides of the support bottom plate respectively, and top cover rails are arranged on the guide rail plates respectively corresponding to the top cover assembly and the hot cover assembly; each the top cap track all includes the lower track section of top cap and the upper track section of top cap, it connects the track section and links to each other to be equipped with the top cap between the lower track section of top cap and the upper track section of top cap. The utility model also discloses a PCR fluorescence quantitative analysis appearance. The utility model discloses a PCR fluorescence quantitative analysis appearance and top cap module thereof utilizes the top cap track to remove the direction to the top cap to realize the technical purpose that the drive top cap was closed or was opened, have simple structure, occupation space little and be convenient for with hot lid coordinated control's advantage.
Description
Technical Field
The utility model belongs to the technical field of medical instrument, specific be a PCR fluorescence quantitative analysis appearance and top cap module thereof.
Background
At present, the existing analyzers mostly adopt a turnover structure to realize the opening and closing of the thermal cover on the reaction base, and the turnover thermal cover is usually connected with the reaction base by a hinge torsion spring. For example, the Chinese patent with the publication number of CN212152337U discloses a full-automatic PCR hot cover, which comprises a PCR box body, wherein the PCR box body is also hinged with the PCR hot cover; a fixing frame is welded at the hinged position of the PCR hot cover, a rotating motor is fixed on the fixing frame through a nut, a rotating shaft of the rotating motor is connected with the hinged shaft, and a locking rotating shaft is further fixedly sleeved on the rotating shaft of the rotating motor; the fixing support is characterized in that a fixing bottom plate is further mounted at the lower end of the fixing support, a nut of the fixing bottom plate is fixed on the PCR box body, a fixing support is fixed on the nut of the fixing bottom plate, a locking linear screw rod motor is fixed on the nut of the fixing support, and a locking rod of the locking linear screw rod motor upwards penetrates through the fixing support.
This be used for full-automatic PCR hot lid adopts rotation motor and linear screw motor to drive PCR hot lid respectively and rotates and lock, though can satisfy the automatic upset of PCR hot lid and the technical purpose of locking to a certain extent, nevertheless adopts two motors, has the structure complicacy and is unfavorable for the problem of later maintenance. In addition, in order to facilitate the insertion and removal of the sample tube, an opening needs to be provided in the housing of the fully automatic PCR analyzer, and a top cover of a power mechanism, which is separately driven, needs to be operated to open and close the opening, thereby increasing the complexity and cost of the apparatus and increasing the volume of the apparatus.
Disclosure of Invention
In view of this, the utility model aims to provide a PCR fluorescence quantitative analysis appearance and top cap module thereof utilizes the track to remove the direction to the top cap to realize the technical purpose that the top cap was closed or was opened.
In order to achieve the above purpose, the utility model provides a following technical scheme:
the utility model firstly provides a top cover module, which comprises a top cover component and a hot cover bracket;
the cap assembly comprises a cap; the hot cover support comprises a support bottom plate, guide rail plates are arranged on two sides of the support bottom plate respectively, and top cover rails are arranged on the guide rail plates respectively corresponding to the top cover assembly and the hot cover assembly;
enabling the direction parallel to the support bottom plate and the guide rail plate to be a first direction, and enabling the direction vertical to the support bottom plate to be a second direction; the top cover track is at least one, each top cover track comprises a top cover lower track section and a top cover upper track section which are parallel to the first direction, the distance between the top cover lower track section and the bracket bottom plate is smaller than the distance between the top cover upper track section and the bracket bottom plate, and a top cover connecting track section is arranged between the top cover lower track section and the top cover upper track section for connection; a top cover guide shaft is arranged on the top cover in one-to-one correspondence with each top cover track; when the number of the top cover tracks is at least two, the distance between any two top cover guide shafts in the first direction is equal to the distance between two track sections corresponding to the two top cover guide shafts in the first direction, and the distance between any two top cover guide shafts in the second direction is equal to the distance between two track sections corresponding to the two top cover guide shafts in the second direction.
Furthermore, a top cover guide roller is arranged on the top cover guide shaft.
Further, a top cover guide shaft for guiding the top cover to move in the second direction is arranged on the bottom surface of the top cover.
Furthermore, a top cover driving mechanism used for driving the top cover to move along the top cover track is arranged on the hot cover support.
The utility model also provides a PCR fluorescence quantitative analysis appearance, which comprises an outer shell, be equipped with as above in the shell the top cap module.
Furthermore, a top hole is formed in the top surface of the shell, a protruding area which protrudes upwards and is matched with the top hole is formed in the top surface of the top cover, and the top hole is formed in an area, located on two sides of the shell, between the top cover upper track sections; when the top cover guide shaft is positioned in the top cover upper track section, the convex area is positioned in the top hole to cover the top hole; when the top cover guide shaft is positioned in the top cover lower rail section, the top cover moves out of the area of the top hole to open the top hole.
The beneficial effects of the utility model reside in that:
the top cover module of the utility model is provided with a top cover track on the guide rail plate of the hot cover bracket by arranging the top cover component and the hot cover bracket; when in use, the top cover guide shafts on the two sides of the top cover are in sliding fit with the corresponding top cover tracks; when the top cover guide shaft is positioned at the end part of the corresponding top cover lower track section, the top cover is positioned above one end of the support bottom plate, namely the top cover is positioned at the opening position; then the top cover is driven to move towards the upper track section of the top cover along a first direction parallel to the support bottom plate and the guide rail plate, and when the guide shaft of the top cover enters the connecting track section of the top cover from the lower track section of the top cover, the guide shaft of the top cover moves upwards under the guide effect of the connecting track section of the top cover and the technical purpose of plugging a top hole is achieved; when the top cover guide shaft enters the upper track section of the top cover from the top cover connecting track section, the top cover completely blocks the top hole; the process of opening the top cover is opposite to the above process, and the process is not repeated; so, under the orbital guide effect of top cap, can drive the technical purpose that the top cap opened or shutoff apical pore to in realize carrying out coordinated control's technical purpose with hot lid, have simple structure, advantage that occupation space is little.
Drawings
In order to make the purpose, technical scheme and beneficial effect of the utility model clearer, the utility model provides a following figure explains:
FIG. 1 is a schematic structural diagram of an embodiment of the PCR quantitative fluorescence analyzer of the present invention;
FIG. 2 is a schematic view of the thermal cover apparatus in an open state;
FIG. 3 is a schematic view of the thermal cover apparatus in a closed state;
FIG. 4 is an exploded view of the thermal cover module;
FIG. 5 is a schematic structural view of a hot lid assembly and a hot lid support;
FIG. 6 is an exploded view of the kinematic frame;
FIG. 7 is a schematic view of the upper sports board;
FIG. 8 is a schematic view of the structure of the lower motion plate;
fig. 9 is a schematic structural view of the cover plate assembly.
Description of reference numerals:
10-a housing; 11-top hole; 12-a thermal cover device;
20-a cap assembly; 21-a top cover; 22-raised areas; 23-a top cover guide shaft;
30-a hot lid assembly; 31-a motion frame; 32-a cover plate assembly; 33-upper motion plate; 34-a lower motion plate; 35-a motion track; 36-a moving slide; 37-a return tension spring; 38-upper tension spring connecting rod; 39-lower spring connecting rod; 40-a top cover guide sliding hole; 41-driving a guide sliding hole; 42-a top cover guide chute; 43-a motion limiting block; 44-a spring; 45-cover plate; 46-heat preservation rubber; 47-cover plate heating film; 48-cover plate heat insulation plate; 49-over-temperature protection switch;
50-a thermal cover holder; 51-a rack floor; 52-a rail plate; 53-roof rail; 531-a top cover lower track section; 532-upper track section of the top cover; 533-top cover connecting the track segments; 54-a thermal lid track; 541-hot cover upper track section; 542-hot-capping the lower track section; 543-the heat cover connects the track sections; 55-a top cover guide shaft; 56-top cover guide rollers; 57-hot lid guide shaft; 58-hot lid guide roller; 59-thermal well cover plate; 61-thermal lid drive rail; 62-thermal lid drive slide; 63-a synchronous pulley; 64-a synchronous belt; 65-a drive motor; 66-opto-coupler sensors; 67-hot lid drive guide bar; 68-a limit groove; 69-motion limit stops.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and specific embodiments so that those skilled in the art can better understand the present invention and can implement the present invention, but the embodiments are not limited to the present invention.
As shown in fig. 1, the PCR quantitative fluorescence analyzer of the present embodiment includes a housing 10, a top hole 11 is disposed on a top surface of the housing, and a thermal cover device 12 is disposed in the housing 10. The hot lid assembly 12 of the present embodiment as shown in fig. 2-3 includes a top lid module and a hot lid assembly 30; as shown in fig. 4-5, the top cover module of the present embodiment includes a top cover assembly 20 and a hot cover bracket 50. The top cover assembly 20 of the present embodiment includes a top cover 21, a protruding region 22 protruding upward and matching with the top hole 11 is provided on the top surface of the top cover 21, and a top cover guide shaft 23 is provided on the bottom surface of the top cover 21. The hot lid assembly 30 includes a moving frame 31 and a lid assembly 32 mounted on the moving frame 31. As shown in fig. 5, the hot lid support 50 of the present embodiment includes a support bottom plate 51, and rail plates 52 are respectively disposed on both sides of the support bottom plate 51, and a lid rail 53 and a hot lid rail 54 are respectively disposed on the rail plates 52 corresponding to the lid assembly 20 and the hot lid assembly 30. In this embodiment, for convenience of description, a direction parallel to the holder base plate 51 and the rail plate 52 is referred to as a first direction, and a direction perpendicular to the holder base plate 51 is referred to as a second direction. A top cover guide mechanism is arranged between the top cover 21 and the moving frame 31, and enables the top cover 21 and the moving frame 31 to move relatively in the second direction and move synchronously in the first direction.
Specifically, as shown in fig. 5, the number of the top cover rails 53 of the present embodiment is at least one, each of the top cover rails 53 includes a top cover lower rail section 531 and a top cover upper rail section 532 parallel to the first direction, a distance between the top cover lower rail section 531 and the rack bottom plate 51 is smaller than a distance between the top cover upper rail section 532 and the rack bottom plate 51, and a top cover connecting rail section 533 is arranged between the top cover lower rail section 531 and the top cover upper rail section 452 to connect the top cover lower rail section and the top cover upper rail section. The top cover 21 is provided with top cover guide shafts 55 corresponding to the top cover rails 53. When the number of the top cover rails 53 is at least two, the distance between any two top cover guide shafts 55 in the first direction is equal to the distance between two top cover rails 53 corresponding to the two top cover guide shafts 55 in the first direction, and the distance between any two top cover guide shafts 55 in the second direction is equal to the distance between two top cover rails 53 corresponding to the two top cover guide shafts in the second direction. Specifically, the distance between the two top cover rails 53 in the first direction is the distance between the two top cover rails 53 and the same structural position corresponding to the two top cover rails 53 in the first direction, for example, the distance between the joining position where the top cover lower rail section 531 of the two top cover rails 53 is joined with the top cover connecting rail section 533 in the first direction. Similarly, the distance between the two top cover rails 53 in the second direction is the distance between the top cover lower rail sections 531 of the two top cover rails 53 or the distance between the top cover upper rail sections 532 of the two top cover rails 53. As shown in fig. 5, the top cover rail 53 of the present embodiment is provided with two top cover guide shafts 55, and the top cover guide shafts of the present embodiment are provided with top cover guide rollers 56 in order to reduce resistance when the top cover guide shafts 55 move in the top cover rail 53. Of course, in other embodiments, the number of the top cover rails 53 can be set to 1, 3, or more than 3 as required, and will not be described again. In the embodiment, the distances between the top cover lower rail sections 531 of the two top cover rails 53 and the rack bottom plate 51 are equal, and similarly, the distances between the top cover upper rail sections 532 of the two top cover rails 53 and the rack bottom plate 51 are equal; in other embodiments, the distances between the top cover lower rail segments 531 of the two top cover rails 53 and the support bottom plate 51 may not be equal, and similarly, the distances between the top cover upper rail segments 532 of the two top cover rails 53 and the support bottom plate 51 are not equal; regardless of the positional relationship of the top cover rails 53, the top cover 21 is required to be always kept at a predetermined angular position with respect to the holder base plate 51 (in the present embodiment, the bottom surface of the top cover 21 is parallel to the holder base plate 51) by correspondingly arranging the top cover guide shafts 55 engaged with the top cover rails 53. The two top cover rails 53 of this embodiment are in communication, i.e., the top cover upper rail section 532 of one of the top cover rails 53 is in communication with the top cover lower rail section 531 of the other top cover rail 53. Of course, in other embodiments, the two roof rails 53 may be disconnected from each other.
As shown in fig. 5, the hot lid track 54 of the present embodiment includes a hot lid upper track section 541 and a hot lid lower track section 542 parallel to the first direction, a distance between the hot lid upper track section 541 and the rack bottom plate 51 is greater than a distance between the hot lid lower track section 542 and the rack bottom plate 51, and a hot lid connecting track section 543 is disposed between the hot lid upper track section 541 and the hot lid lower track section 542 for connecting. Correspondingly, the moving frame 31 of the present embodiment is provided with a hot lid guide shaft 57 slidably engaged with the hot lid track 54, and when the hot lid guide shaft 57 is located at the hot lid lower track segment 542, the top lid guide shaft 55 is located at the top lid upper track segment 532 of the corresponding hot lid track 54; when the hot lid guide shaft 57 is located in the hot lid upper track section 541, the lid guide shaft 55 is located in the lid lower track section 531 of the corresponding hot lid track 54. That is, when the top cover 21 and the moving frame 31 move synchronously in the first direction, and the top cover 21 covers the top hole 11 upwards under the guiding action of the top cover rail 53, the moving frame 31 moves downwards under the guiding action of the hot cover rail 54 and enables the cover plate assembly 32 to cover the hot well cover plate 59; similarly, when the top cover 21 opens the top hole 11 downward under the guiding of the top cover rail 53, the moving frame 31 moves upward under the guiding of the hot cover rail 54 and moves the cover plate assembly 32 away from the hot well cover plate 59. That is, in the present embodiment, the rack base plate 51 is provided with the thermal well cover plate 59, and the thermal well cover plate 59 is disposed in the area between the thermal cover-down rail segments 542 on both sides of the rack base plate 51. When the hot lid guide shaft 57 is located in the hot lid down track section 542, the lid plate assembly 32 covers the hot well lid plate 59, and when the hot lid guide shaft 57 is located in the hot lid up track section 541, the lid plate assembly 32 is removed from the area of the hot well lid plate 59. The top hole 11 of the present embodiment is provided in the area between the top cover upper rail sections 532 of the housing 10 on both sides; when the top cover guide shaft 55 is located in the top cover upper track section 532, the raised area 22 is located in the top hole 11 to cover the top hole 11; when the top cover guide shaft 55 is located in the top cover lower rail section 531, the top cover 21 moves out of the area of the top hole 11 to open the top hole 11. In a preferred embodiment of the present embodiment, in order to reduce the resistance of the hot lid guide shaft 57 during its movement along the hot lid track 54, hot lid guide rollers 58 are provided on the hot lid guide shaft 57. In addition, the top cover rail 53 and the hot cover rail 54 of the present embodiment are both provided with a rail groove structure on the rail plate 52, and in some other embodiments, the top cover rail 53 and the hot cover rail 54 may also be implemented in various other existing manners, which will not be described again.
Of course, as shown in fig. 5, the hot lid holder 50 of the present embodiment is provided with a hot lid driving mechanism for driving the moving frame 31 to move in the first direction. The thermal cover driving mechanism of the embodiment comprises two thermal cover driving rails 61 parallel to the first direction, a thermal cover driving slider 62 in sliding fit with the two thermal cover driving rails 61 is arranged on the two thermal cover driving rails 61, and a thermal cover driving guide rod 67 located in the second direction is arranged on the thermal cover driving slider 62. The thermal cover bracket 50 of this embodiment is further provided with a power mechanism for driving the thermal cover driving slider 62 to move along the thermal cover driving rail 61, and the power mechanism can be implemented in various manners, such as a belt transmission mechanism, a chain transmission mechanism, a screw lead screw mechanism, a rack and pinion mechanism, and the like. The power mechanism of the embodiment includes synchronous pulleys 63 respectively located at two ends of the hot cover driving rail 61 and a synchronous belt 64 sleeved on the two synchronous pulleys 63, and the hot cover bracket 50 is provided with a driving motor 65 for driving one of the synchronous pulleys 63 to rotate. In a preferred embodiment of the present invention, the holder base plate 51 or the guide rail plate 52 is provided with an optical coupler sensor 66 for detecting the end positions of the two ends of the thermal cover driving slider 62 moving along the thermal cover driving rail 61, and the optical coupler sensor 66 of the present embodiment is provided on the holder base plate 51.
As shown in fig. 6 to 8, the moving frame 31 of the present embodiment includes an upper moving plate 33 and a lower moving plate 34, and a moving rail 35 parallel to the first direction and a moving slider 36 slidably engaged with the moving rail 35 are provided between the upper moving plate 33 and the lower moving plate 34. Specifically, in the present embodiment, the moving rail 35 is installed on the bottom surface of the upper moving plate 33, and the moving slider 36 is installed on the top surface of the lower moving plate 33; of course, in other embodiments, the moving block 36 may be mounted on the bottom surface of the upper moving plate 33, and the moving rail 35 may be mounted on the top surface of the lower moving plate 33, which will not be described in detail. The lower moving plate 34 of the present embodiment is located between the upper moving plate 33 and the bracket bottom plate 51, and the cover plate assembly 32 is mounted on the lower moving plate 34 and located on the side of the lower moving plate 32 facing the bracket bottom plate 51. A return tension spring 37 is disposed between the upper moving plate 33 and the lower moving plate 34 of the present embodiment, and specifically, an upper tension spring connecting rod 38 and a lower tension spring connecting rod 39 for installing a tension spring are disposed on the upper moving plate 33 and the lower moving plate 34, respectively. By providing the return tension spring 37, the upper moving plate 33 and the lower moving plate 34 are relatively displaced along the moving rail 35 by an external force, and then returned by the return tension spring 37 after the external force disappears.
As shown in fig. 7, the top cover guiding sliding hole 40 which is slidably engaged with the top cover guiding shaft 23 is provided on the upper moving plate 33 of the present embodiment, that is, the top cover guiding mechanism of the present embodiment includes the top cover guiding shaft 23 which is fixedly installed on the bottom surface of the top cover 21 and the top cover guiding sliding hole 40 which is provided on the upper moving plate 33 and is engaged with the top cover guiding shaft 23. In addition, the upper moving plate 33 of the present embodiment is provided with the driving guiding sliding holes 41 slidably engaged with the thermal cover driving guide rods 67, and the driving guiding sliding holes 41 are located in the second direction, so that under the action of the thermal cover driving guide rods 67, the thermal cover driving sliding blocks 62 can drive the upper moving plate 33 to synchronously move along the first direction, and simultaneously, the upper moving plate 33 can also move relative to the thermal cover driving sliding blocks 62 in the second direction.
As shown in fig. 8, in order not to interfere the movement of the upper moving plate 33 relative to the lower moving plate 34 in the first direction along the moving rail 35, the present embodiment is provided with a top cover guide chute 42 engaged with the top cover guide shaft 23 on the lower moving plate 34, and the length direction of the top cover guide chute 42 is parallel to the first direction. In a preferred embodiment of the present embodiment, at least one side of the lower moving plate 34 is provided with a movement stopper 43 for limiting the positions of both end portions thereof moving in the first direction. In this embodiment, the motion limiting blocks 43 are disposed on both sides of the lower motion plate 34, and correspondingly, the guide rail plate 52 is disposed with a limiting structure engaged with the motion limiting blocks 43, the limiting structure of this embodiment is a limiting groove 68 disposed on the guide rail plate 52, and both side walls of the limiting groove 68 are engaged with the motion limiting blocks 43 to limit the end positions of both ends of the lower motion plate 34 moving along the first direction. In this embodiment, the receding groove for the receding hot lid driving slider 62 provided on the guide rail plate 52 is integrally communicated with the limiting groove 68, but in other embodiments, the receding groove and the limiting groove 68 may be separately provided, which will not be described in detail. For better limit fit with the motion limit stopper 43, the motion limit stopper 69 is further provided on the rail plate 52 in this embodiment, which will not be described in detail.
Further, a cover plate guide shaft is disposed between the lower moving plate 34 and the cover plate assembly 32, the lower moving plate 34 and the cover plate assembly 32 can move in the second direction along the cover plate guide shaft, and a spring 44 located between the lower moving plate and the cover plate assembly is sleeved on the cover plate guide shaft. As shown in fig. 9, the cover plate assembly 32 of the present embodiment includes a cover plate 45, a heat insulating rubber 46 surrounding the periphery of the cover plate 45 is disposed around the periphery of the cover plate, a cover plate heating film 47 is disposed on the top surface of the cover plate 45, and a cover plate heat insulating plate 48 is disposed above the cover plate heating film 47. The thermal cover assembly of this embodiment further includes a temperature sensor for measuring the temperature of the cover heating film 47, and an over-temperature protection switch 49 is provided on the power supply circuit of the cover heating film 48.
The operation of the hot lid apparatus 12 of the present embodiment is as follows: in the open state, the top cover guide shaft 55 is located at the end of the top cover lower track section 531, the hot cover guide shaft 57 is located at the end of the hot cover upper track section 541, and the top cover 21 and the top hole 11 are completely staggered at the moment, so that the top hole 11 is completely opened; the cover plate assembly 32 is completely out of alignment with the thermal well cover plate 59 and can be used to place sample tubes into the thermal well cover plate 59 or remove sample tubes from the thermal well cover plate 59 through the top opening 11, as shown in fig. 2. Starting a driving motor 65 to drive a synchronous pulley 63 to rotate, driving a hot cover driving sliding block 62 to move along a hot cover driving rail 61 to the right side shown in fig. 1 by using a synchronous belt 64, driving a moving frame 31 and the hot cover driving sliding block 62 to synchronously move along a first direction under the action of a hot cover driving guide rod 67, and driving a top cover 21 to move along the first direction by the moving frame 31 under the action of a top cover guide shaft 23; when the hot lid guide shaft 57 moves to the hot lid connecting rail segment 543, the hot lid guide shaft 57 moves obliquely downward under the guiding action of the hot lid connecting rail segment 543, and in this process, the lid assembly 32 moves obliquely downward along with the moving frame 31 and covers the hot well lid 59, and at this time, the closing force between the lid 45 and the hot well lid 59 is small; the upper moving plate 33 is continuously driven to move obliquely downward along the hot cover connecting track segment 543, under the limiting action of the movement limiting block 43, the lower moving plate 34 does not move along the first direction with the upper moving plate 33, that is, at this time, relative movement is generated between the upper moving plate 33 and the lower moving plate 34 along the moving track 35 in the first direction, and the return tension spring 37 is lengthened, and under the driving action of the upper moving plate 33, the lower moving plate 34 moves downward along the second direction and compresses the spring 44, so that the cover closing force between the cover plate assembly 32 and the hot well cover plate 59 is enhanced; when the hot lid guide shaft 57 moves to the hot lid down track segment 542, the spring 44 is compressed to the shortest position and the lid 45 closes the hot well lid 59. In the process that the moving frame 31 drives the top cover 21 to move along the first direction, when the top cover guide shaft 55 moves to the top cover connecting track section 533, the top cover 21 is located below the top hole 11 at this time, the top cover guide shaft 55 moves obliquely upward along the top cover connecting track section 533, under the action of the top cover guide shaft 23, the top cover 21 moves synchronously along the first direction relative to the moving frame 31 and generates relative movement in the second direction, when the top cover guide shaft 55 moves to the top cover upper track section 532, the top cover 21 reaches the uppermost position, and the protruding area 22 is embedded into the top hole 11 to cover the top hole 11. When the top cover guide shaft 55 moves to the top cover upper track section 532 and the hot cover guide shaft 57 moves to the hot cover lower track section 541, the hot cover apparatus 12 is in a closed state, as shown in fig. 3.
Specifically, the movement process of the thermal cover device 12 from the closed state to the open state is opposite to the movement process of the thermal cover device 12 from the open state to the closed state, and the only difference is that after the thermal cover guide shaft 57 moves into the thermal cover upper track section 541, the upper moving plate 33 and the lower moving plate 34 are automatically reset to the initial state under the pulling force of the reset tension spring 37, which will not be described in detail.
The above-mentioned embodiments are merely preferred embodiments for fully illustrating the present invention, and the scope of the present invention is not limited thereto. Equivalent substitutes or changes made by the technical personnel in the technical field on the basis of the utility model are all within the protection scope of the utility model. The protection scope of the present invention is subject to the claims.
Claims (6)
1. A header module characterized by: comprises a top cover component and a hot cover bracket;
the cap assembly comprises a cap; the hot cover bracket comprises a bracket bottom plate, guide rail plates are respectively arranged on two sides of the bracket bottom plate, and top cover rails are respectively arranged on the guide rail plates and correspond to the top cover assembly and the hot cover assembly;
setting the direction parallel to the support bottom plate and the guide rail plate as a first direction, and setting the direction vertical to the support bottom plate as a second direction; the top cover track is at least one, each top cover track comprises a top cover lower track section and a top cover upper track section which are parallel to the first direction, the distance between the top cover lower track section and the bracket bottom plate is smaller than the distance between the top cover upper track section and the bracket bottom plate, and a top cover connecting track section is arranged between the top cover lower track section and the top cover upper track section for connection; a top cover guide shaft is arranged on the top cover in one-to-one correspondence with each top cover track; when the number of the top cover tracks is at least two, the distance between any two top cover guide shafts in the first direction is equal to the distance between two track sections corresponding to the two top cover guide shafts in the first direction, and the distance between any two top cover guide shafts in the second direction is equal to the distance between two track sections corresponding to the two top cover guide shafts in the second direction.
2. The roof module of claim 1, wherein: and the top cover guide shaft is provided with a top cover guide roller.
3. The roof module of claim 1, wherein: and a top cover guide shaft for guiding the top cover to move in the second direction is arranged on the bottom surface of the top cover.
4. The roof module of claim 1, wherein: and a top cover driving mechanism for driving the top cover to move along the top cover track is arranged on the hot cover support.
5. A PCR fluorescence quantitative analyzer is characterized in that: comprising a housing in which a roof module according to any of claims 1-3 is provided.
6. The PCR fluorescence quantitative analyzer according to claim 5, characterized in that: the top surface of the shell is provided with a top hole, the top surface of the top cover is provided with a convex area which is convex upwards and matched with the top hole, and the top hole is arranged in an area between the upper track sections of the top cover on two sides of the shell; when the top cover guide shaft is positioned in the top cover upper track section, the convex area is positioned in the top hole to cover the top hole; when the top cover guide shaft is positioned in the top cover lower rail section, the top cover moves out of the area of the top hole to open the top hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223598275.9U CN218842187U (en) | 2022-12-30 | 2022-12-30 | PCR fluorescent quantitative analyzer and top cover module thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223598275.9U CN218842187U (en) | 2022-12-30 | 2022-12-30 | PCR fluorescent quantitative analyzer and top cover module thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218842187U true CN218842187U (en) | 2023-04-11 |
Family
ID=87292980
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223598275.9U Active CN218842187U (en) | 2022-12-30 | 2022-12-30 | PCR fluorescent quantitative analyzer and top cover module thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218842187U (en) |
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2022
- 2022-12-30 CN CN202223598275.9U patent/CN218842187U/en active Active
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