CN215757337U - Nucleic acid detection device for epidemic prevention and control - Google Patents
Nucleic acid detection device for epidemic prevention and control Download PDFInfo
- Publication number
- CN215757337U CN215757337U CN202120054635.5U CN202120054635U CN215757337U CN 215757337 U CN215757337 U CN 215757337U CN 202120054635 U CN202120054635 U CN 202120054635U CN 215757337 U CN215757337 U CN 215757337U
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- long plate
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- square frame
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- 150000007523 nucleic acids Chemical class 0.000 title claims abstract description 74
- 102000039446 nucleic acids Human genes 0.000 title claims abstract description 74
- 108020004707 nucleic acids Proteins 0.000 title claims abstract description 74
- 230000002265 prevention Effects 0.000 title claims abstract description 22
- 238000001514 detection method Methods 0.000 title claims abstract description 21
- 238000000605 extraction Methods 0.000 claims abstract description 44
- 230000003287 optical effect Effects 0.000 claims description 25
- 230000000712 assembly Effects 0.000 claims description 2
- 238000000429 assembly Methods 0.000 claims description 2
- 230000002349 favourable effect Effects 0.000 abstract description 5
- 238000009434 installation Methods 0.000 abstract description 5
- 239000000428 dust Substances 0.000 abstract description 4
- 230000000694 effects Effects 0.000 abstract description 4
- 238000013100 final test Methods 0.000 abstract description 3
- 206010020649 Hyperkeratosis Diseases 0.000 description 8
- 238000000034 method Methods 0.000 description 6
- 239000012535 impurity Substances 0.000 description 3
- 239000011435 rock Substances 0.000 description 3
- 238000001914 filtration Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 230000003028 elevating effect Effects 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses a nucleic acid detection device for epidemic situation prevention and control, which comprises a nucleic acid extractor body, wherein a square frame is fixedly arranged on the rear side surface of the nucleic acid extractor body, a coarse filter screen and a fine filter screen are sequentially arranged in the square frame along the airflow flowing direction, two scrapers are arranged in the square frame in a lifting manner through two sliding components, and the two scrapers are respectively contacted with the coarse filter screen and the fine filter screen. This nucleic acid detection device is used in epidemic situation prevention and control, through setting up the square frame, and at its inside installation coarse strainer and thin filter screen, make the air intake of nucleic acid extraction appearance body and the inner space intercommunication of square frame simultaneously, thereby just can filter the inside gas of entering into nucleic acid extraction appearance body, be favorable to improving the accuracy of final testing result, and filter area is big, guaranteed that nucleic acid extraction appearance body has sufficient intake, the effect of cooperation scraper simultaneously is convenient to the clearance of the dust of coarse strainer with the adhesion of thin filter screen, therefore, the clothes hanger is strong in practicability.
Description
Technical Field
The utility model relates to the technical field of epidemic situation prevention and control, in particular to a nucleic acid detection device for epidemic situation prevention and control.
Background
The epidemic situation refers to the occurrence and development condition of the epidemic disease, the epidemic situation prevention and control is the protection and control of the epidemic situation, the nucleic acid detection is an effective detection means for the epidemic situation prevention and control, and the nucleic acid extraction instrument is an extremely important instrument in the nucleic acid detection process and is an instrument for automatically completing the extraction work of the sample nucleic acid by using a matched nucleic acid extraction reagent.
A nucleic acid extraction appearance for epidemic prevention and control on the market at present is when the in-service use, and it is inside that the air intake that directly passes through nucleic acid extraction appearance rear portion with the air in the external environment absorbs the instrument, and this kind of mode can cause the pollution of certain degree to the instrument is inside, is unfavorable for final detection.
SUMMERY OF THE UTILITY MODEL
Aiming at the defects of the prior art, the utility model provides a nucleic acid detection device for epidemic prevention and control, which solves the problems that when a nucleic acid extraction instrument for epidemic prevention and control in the market is actually used, air in the external environment is directly absorbed into the instrument through an air inlet at the rear part of the nucleic acid extraction instrument, the mode can cause pollution to the inside of the instrument to a certain extent, and the final detection is not facilitated.
In order to achieve the purpose, the utility model adopts the following technical scheme: the utility model provides a nucleic acid detection device for epidemic situation prevention and control, includes nucleic acid extraction appearance body, the trailing flank fixed mounting of nucleic acid extraction appearance body has the square frame, and the inside of square frame installs coarse strainer and thin filter screen along the air current flow direction in proper order, two scrapers are installed through two slip subassembly liftings to the inside of square frame, two the scraper contacts with coarse strainer and thin filter screen respectively, slip subassembly includes two sliding sleeve one and two optical axis one, sliding sleeve one slides and cup joints on optical axis one, and sliding sleeve one embedding installs the interior roof at the square frame, optical axis one's bottom and scraper fixed connection, two the same U-shaped handle of two sliding sleeve fixedly connected with in the lump is passed respectively on optical axis one's top.
Adopt above-mentioned scheme, through setting up the square frame, and at its internally mounted coarse strainer and thin filter screen, make the air intake of nucleic acid extraction appearance body and the inner space intercommunication of square frame simultaneously, thereby just can filter the gas that enters into nucleic acid extraction appearance body inside, be favorable to improving the accuracy of final testing result, and filter area is big, guaranteed that nucleic acid extraction appearance body has sufficient intake, the effect of cooperation scraper simultaneously is convenient to the clearance of the dust of coarse strainer with the adhesion of thin filter screen, therefore, the clothes hanger is strong in practicability.
Preferably, the bottom of the outer side surface of the nucleic acid extraction instrument body is provided with a U-shaped groove, the inner bottom surface of the U-shaped groove is provided with four screw holes, the four screw holes are respectively positioned at four corners of the nucleic acid extraction instrument body, and a screw penetrates through the internal threads of the screw holes.
Adopt above-mentioned scheme, through setting up the U-shaped groove to at four screws of its internal thread installation, thereby just can utilize the screw rod to realize the support to the nucleic acid extraction appearance body, and can adjust the stationarity of nucleic acid extraction appearance body, avoid the nucleic acid extraction appearance body to take place to rock the phenomenon in the use.
Preferably, the U-shaped plate is arranged in the U-shaped groove and comprises a first long plate, a second long plate and a third long plate, the second long plate is located between the first long plate and the third long plate, two ends of the second long plate are hinged to the first long plate and the third long plate respectively, one end, far away from the second long plate, of the first long plate is hinged to the inner surface of the U-shaped groove, and one end, far away from the second long plate, of the third long plate is buckled to the inner surface of the U-shaped groove through a lock catch.
By adopting the scheme, the U-shaped plate can be effectively shielded by arranging the U-shaped plate, so that the attractiveness of the whole structure is improved.
Preferably, a sleeve is fixed at the top end of the screw rod, a handle rod penetrates through the sleeve, and limiting balls are fixed at two ends of the handle rod.
Adopt above-mentioned scheme, through setting up sleeve, handle bar and spacing ball for the length of power arm when people can adjust rotatory screw rod according to the circumstances of reality, laborsaving effectual, also avoided the handle bar to appear the dead condition of card because of the U-shaped inslot space is not enough simultaneously, be favorable to the use of reality.
Preferably, the bottom mounting of screw rod has the minor axis, and the bottom of minor axis rotates installs the callus on the sole, the lower surface paste of callus on the sole has the rubber cushion.
Adopt above-mentioned scheme, through setting up minor axis and callus on the sole to make the callus on the sole rotate and install the bottom at the minor axis, thereby can increase the area of contact between screw rod and the table, prevent that the screw rod from damaging the table, also can improve the stability of nucleic acid extraction appearance body simultaneously.
Preferably, the upper surface of callus on the sole is fixed with optical axis two, and sliding sleeve two has been cup jointed to slide on the optical axis two, the interior bottom surface in the U-shaped groove is installed in the embedding of sliding sleeve two, the top of optical axis two extends to the inside in U-shaped groove.
By adopting the scheme, the limitation on the position of the foot pad is realized by arranging the second optical axis and the second sliding sleeve, so that the foot pad can only perform lifting motion and cannot perform rotary motion.
Compared with the prior art, the utility model has the beneficial effects that:
according to the nucleic acid detection device for epidemic situation prevention and control, the square frame is arranged, the coarse filter screen and the fine filter screen are arranged in the nucleic acid extraction device, and meanwhile, the air inlet of the nucleic acid extraction device body is communicated with the inner space of the square frame, so that gas entering the nucleic acid extraction device body can be filtered, the accuracy of a final detection result is improved, the filtering area is large, the nucleic acid extraction device body is ensured to have sufficient air inlet amount, meanwhile, the cleaning of dust adhered to the coarse filter screen and the fine filter screen is facilitated by matching with the effect of the scraper, and the practicability is high;
this nucleic acid detection device is used in epidemic situation prevention and control is through setting up the U-shaped groove to at four screws of its inside screw thread installation, thereby just can utilize the screw rod to realize the support to nucleic acid extraction appearance body, and can adjust the stationarity of nucleic acid extraction appearance body, avoid nucleic acid extraction appearance body to take place to rock the phenomenon in the use.
Drawings
FIG. 1 is an overall block diagram of the present invention;
FIG. 2 is a front cross-sectional view of a block of the present invention;
FIG. 3 is a front partial sectional view of the nucleic acid isolation instrument body according to the present invention.
In the figure: 1. a nucleic acid extractor body; 2. a square frame; 3. coarse filtration; 4. a fine filter screen; 5. a first sliding sleeve; 6. an optical axis I; 7. a scraper; 8. a U-shaped handle; 9. a U-shaped groove; 10. a U-shaped plate; 11. a screw hole; 12. a screw; 13. a sleeve; 14. a handle bar; 15. a limiting ball; 16. a minor axis; 17. a foot pad; 18. a second sliding sleeve; 19. and the second optical axis.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-3, a nucleic acid detecting device for epidemic prevention and control comprises a nucleic acid extraction instrument body 1, wherein a square frame 2 is fixedly installed on the rear side face of the nucleic acid extraction instrument body 1, a coarse filter screen 3 and a fine filter screen 4 are sequentially installed inside the square frame 2 along the airflow flowing direction, two scrapers 7 are installed inside the square frame 2 in a lifting mode through two sliding assemblies, the two scrapers 7 are respectively in contact with the coarse filter screen 3 and the fine filter screen 4, each sliding assembly comprises two sliding sleeves I5 and two optical axes I6, the sliding sleeves I5 are slidably sleeved on the optical axes I6, the sliding sleeves I5 are embedded and installed on the inner top wall of the square frame 2, the bottom ends of the optical axes I6 are fixedly connected with the scrapers 7, and the top ends of the optical axes I6 respectively penetrate through the two sliding sleeves I5 and are fixedly connected with a same U-shaped handle 8; through setting up square frame 2, and at its inside installation coarse strainer 3 and fine filter screen 4, make the air intake of nucleic acid extraction appearance body 1 and the inner space intercommunication of square frame 2 simultaneously, thereby just can filter the gas that enters into nucleic acid extraction appearance body 1 inside, be favorable to improving the accuracy of final testing result, and filter area is big, guaranteed that nucleic acid extraction appearance body 1 has sufficient intake, the effect of cooperation scraper 7 simultaneously is convenient to the clearance of the dust of coarse strainer 3 with the adhesion of fine filter screen 4, therefore, the clothes hanger is strong in practicability.
The bottom of the outer side surface of the nucleic acid extraction instrument body 1 is provided with a U-shaped groove 9, the inner bottom surface of the U-shaped groove 9 is provided with four screw holes 11, the four screw holes 11 are respectively positioned at four corners of the nucleic acid extraction instrument body 1, and the internal threads of the screw holes 11 penetrate through screw rods 12; through setting up U-shaped groove 9 to at four screw rods 12 of its internal thread installation, thereby just can utilize screw rod 12 to realize the support to nucleic acid extraction appearance body 1, and can adjust the stationarity of nucleic acid extraction appearance body 1, avoid nucleic acid extraction appearance body 1 to take place to rock the phenomenon in the use.
A U-shaped plate 10 is arranged in the U-shaped groove 9, the U-shaped plate 10 comprises a first long plate, a second long plate and a third long plate, the second long plate is positioned between the first long plate and the third long plate, two ends of the second long plate are respectively hinged with the first long plate and the third long plate, one end of the first long plate, far away from the second long plate, is hinged with the inner surface of the U-shaped groove 9, and one end of the third long plate, far away from the second long plate, is buckled with the inner surface of the U-shaped groove 9 through a lock catch; through setting up U-shaped plate 10, can carry out effectual sheltering from to U-shaped groove 9 to overall structure's aesthetic property has been improved.
A sleeve 13 is fixed at the top end of the screw 12, a handle rod 14 penetrates through the sleeve 13, and limiting balls 15 are fixed at two ends of the handle rod 14; through setting up sleeve 13, handle bar 14 and spacing ball 15 for the length of power arm when people can adjust rotatory screw rod 12 according to the circumstances of reality, laborsaving effectual, also avoided handle bar 14 to appear the dead condition of card because of the U-shaped inslot 9 inner space is not enough simultaneously, is favorable to actual use.
A short shaft 16 is fixed at the bottom end of the screw 12, a foot pad 17 is rotatably arranged at the bottom of the short shaft 16, and a rubber cushion is adhered to the lower surface of the foot pad 17; through setting up minor axis 16 and callus on the sole 17 to make callus on the sole 17 rotate and install in the bottom of minor axis 16, thereby can increase the area of contact between screw rod 12 and the table, prevent that screw rod 12 from damaging the table, also can improve the stability of nucleic acid extraction appearance body 1 simultaneously.
The upper surface of the foot pad 17 is fixed with a second optical axis 19, the second optical axis 19 is sleeved with a second sliding sleeve 18 in a sliding manner, the second sliding sleeve 18 is embedded in the inner bottom surface of the U-shaped groove 9, and the top end of the second optical axis 19 extends into the U-shaped groove 9; through setting up two 19 optical axes and two 18 sliding sleeves, realized the injecing to the callus on the sole 17 position, make it can only carry out elevating movement, and can't carry out rotary motion.
In summary, when the nucleic acid detecting device for epidemic prevention and control is used, the heights of the four angles of the nucleic acid extractor body 1 are adjusted to prevent the nucleic acid extractor body 1 from shaking in actual use, which is specifically as follows: the lock catch used for buckling the U-shaped plate 10 is opened, then the U-shaped plate 10 is opened again, the screw 12 in the U-shaped plate is exposed, the screw 12 at the position needing to be adjusted is rotated by utilizing the handle rod 14 after the operation is finished, the length of the bottom of the screw 12 extending out of the lower surface of the nucleic acid extractor body 1 is adjusted until the nucleic acid extractor body 1 does not shake any more, the U-shaped plate 10 is closed after the operation is finished, the nucleic acid extractor body 1 is restarted, a sample is placed in the nucleic acid extractor body 1 for extraction, in the process, air in the external environment can be absorbed into the nucleic acid extractor body 1 by the air inlet at the rear side of the nucleic acid extractor body 1 for use, at the moment, the rough filter screen 3 and the fine filter screen 4 can clear impurities in the gas, the detection result is prevented from being influenced, when the impurities adhered to the rough filter screen 3 and the fine filter screen 4 need to be cleaned, only the U-shaped handle 8 needs to be pulled upwards, the impurities adhered to the coarse filter screen 3 and the fine filter screen 4 can be scraped by the scraper 7, the operation is simple, and the practicability is high.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The nucleic acid detection device for epidemic situation prevention and control is characterized by comprising a nucleic acid extraction instrument body (1), wherein a square frame (2) is fixedly installed on the rear side face of the nucleic acid extraction instrument body (1), a coarse filter screen (3) and a fine filter screen (4) are sequentially installed inside the square frame (2) along the flowing direction of air flow, two scrapers (7) are installed inside the square frame (2) in a lifting mode through two sliding assemblies, and the two scrapers (7) are respectively in contact with the coarse filter screen (3) and the fine filter screen (4);
the sliding assembly comprises two sliding sleeves I (5) and two optical shafts I (6), the sliding sleeves I (5) are sleeved on the optical shafts I (6) in a sliding mode, the sliding sleeves I (5) are embedded into an inner top wall of the square frame (2), the bottom ends of the optical shafts I (6) are fixedly connected with the scraper (7), and the top ends of the optical shafts I (6) penetrate through the sliding sleeves I (5) respectively and are fixedly connected with the same U-shaped handle (8).
2. The nucleic acid detection device for epidemic prevention and control according to claim 1, wherein a U-shaped groove (9) is formed at the bottom of the outer side surface of the nucleic acid extraction instrument body (1), four screw holes (11) are formed in the inner bottom surface of the U-shaped groove (9), the four screw holes (11) are respectively located at four corners of the nucleic acid extraction instrument body (1), and a screw rod (12) penetrates through the internal thread of each screw hole (11).
3. The nucleic acid detection device for epidemic prevention and control according to claim 2, wherein the U-shaped plate (10) is disposed inside the U-shaped groove (9), and the U-shaped plate (10) comprises a first long plate, a second long plate and a third long plate, the second long plate is disposed between the first long plate and the third long plate, two ends of the second long plate are respectively hinged to the first long plate and the third long plate, one end of the first long plate, which is far away from the second long plate, is hinged to the inner surface of the U-shaped groove (9), and one end of the third long plate, which is far away from the second long plate, is fastened to the inner surface of the U-shaped groove (9) through a lock catch.
4. The nucleic acid detecting device for epidemic prevention and control according to claim 2, wherein a sleeve (13) is fixed on the top end of the screw rod (12), a handle rod (14) penetrates through the sleeve (13), and a limiting ball (15) is fixed on each of two ends of the handle rod (14).
5. The nucleic acid detection device for epidemic prevention and control according to claim 2, wherein a short shaft (16) is fixed at the bottom end of the screw (12), a foot pad (17) is rotatably mounted at the bottom of the short shaft (16), and a rubber cushion is adhered to the lower surface of the foot pad (17).
6. The nucleic acid detection device for epidemic prevention and control according to claim 5, wherein the upper surface of the foot pad (17) is fixed with the second optical axis (19), the second optical axis (19) is sleeved with the second sliding sleeve (18) in a sliding manner, the second sliding sleeve (18) is embedded in the inner bottom surface of the U-shaped groove (9), and the top end of the second optical axis (19) extends to the inside of the U-shaped groove (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120054635.5U CN215757337U (en) | 2021-01-11 | 2021-01-11 | Nucleic acid detection device for epidemic prevention and control |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120054635.5U CN215757337U (en) | 2021-01-11 | 2021-01-11 | Nucleic acid detection device for epidemic prevention and control |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215757337U true CN215757337U (en) | 2022-02-08 |
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ID=80071565
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120054635.5U Expired - Fee Related CN215757337U (en) | 2021-01-11 | 2021-01-11 | Nucleic acid detection device for epidemic prevention and control |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215757337U (en) |
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2021
- 2021-01-11 CN CN202120054635.5U patent/CN215757337U/en not_active Expired - Fee Related
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Granted publication date: 20220208 |