CN222411583U - Reagent application of sample extraction element for nucleic acid detection - Google Patents
Reagent application of sample extraction element for nucleic acid detection Download PDFInfo
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- CN222411583U CN222411583U CN202421122465.XU CN202421122465U CN222411583U CN 222411583 U CN222411583 U CN 222411583U CN 202421122465 U CN202421122465 U CN 202421122465U CN 222411583 U CN222411583 U CN 222411583U
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- fixedly connected
- nucleic acid
- acid detection
- lifting
- sampling bottle
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- 238000001514 detection method Methods 0.000 title claims abstract description 24
- 108020004707 nucleic acids Proteins 0.000 title claims abstract description 22
- 102000039446 nucleic acids Human genes 0.000 title claims abstract description 22
- 150000007523 nucleic acids Chemical class 0.000 title claims abstract description 22
- 239000003153 chemical reaction reagent Substances 0.000 title claims abstract description 16
- 238000000605 extraction Methods 0.000 title claims description 4
- 238000005070 sampling Methods 0.000 claims abstract description 51
- 239000007788 liquid Substances 0.000 claims abstract description 14
- 230000000712 assembly Effects 0.000 claims abstract description 4
- 238000000429 assembly Methods 0.000 claims abstract description 4
- 230000002457 bidirectional effect Effects 0.000 claims description 8
- 239000000126 substance Substances 0.000 claims 1
- 238000004458 analytical method Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 10
- 230000000694 effects Effects 0.000 description 4
- 238000012360 testing method Methods 0.000 description 3
- 241000700605 Viruses Species 0.000 description 2
- 239000003814 drug Substances 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 229920000742 Cotton Polymers 0.000 description 1
- 238000012408 PCR amplification Methods 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000003745 diagnosis Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000005389 magnetism Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 210000003928 nasal cavity Anatomy 0.000 description 1
- 108091027963 non-coding RNA Proteins 0.000 description 1
- 102000042567 non-coding RNA Human genes 0.000 description 1
- 210000002741 palatine tonsil Anatomy 0.000 description 1
- 230000028327 secretion Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Apparatus Associated With Microorganisms And Enzymes (AREA)
Abstract
The utility model relates to the technical field of detection and analysis equipment and discloses a reagent sample adding and extracting device for nucleic acid detection, which comprises a placing table, wherein a sample plate is arranged at the top of the placing table, a first motor is fixedly connected to the left side of the placing table, a screw rod is fixedly connected to the output end of the first motor, a guide post is fixedly connected to the right side of the placing table, a nut pair is connected to the outer thread of the screw rod, a lifting assembly is arranged at the top of the nut pair, a lifting assembly is further arranged outside the guide post, supporting plates are connected to the tops of the two lifting assemblies, three through holes penetrate through and are formed in the supporting plates, a sampling bottle is arranged in each through hole, and a liquid outlet pipe is fixedly connected to the bottom of the sampling bottle. According to the utility model, the lifting assembly can drive the supporting plate and the sampling bottle on the supporting plate to lift and adjust through the mutual matching of the screw rod, the nut pair, the moving block, the placing groove, the air cylinder and the lifting column, so that the efficiency is improved.
Description
Technical Field
The utility model relates to the technical field of detection and analysis equipment, in particular to a reagent sample adding and extracting device for nucleic acid detection.
Background
Nucleic acid detection, namely, after collecting samples such as human pharyngeal test, is carried out by analyzing RNA gene sequence of virus under laboratory condition and utilizing PCR amplification method to carry out detection and diagnosis of clinical etiology. Currently, nucleic acid testing is the most effective test for early detection and early treatment to determine whether a patient is infected with a virus. In the prior art, in the sampling process of the nucleic acid detection swab, the swab like a cotton swab is used for wiping the secretion around the pharyngeal portion and tonsils or the nasal cavity, and the pharyngeal swab is placed in a tube with preserving fluid after sampling, and then is taken to a laboratory for detection.
Through retrieval, the prior Chinese patent publication number is: CN217052227U provides a medicament application of sample extraction element for nucleic acid detection, this patent extrudes the sample liquid in with the body through the extrusion gasbag, compare in utilizing the pipette to move liquid, extrude from the gasbag, more convenient and fast, backup pad and sampling plate place on the lift axle, the lift axle can rise the sampling plate, the liquid of drain pipe spills on the sample hole down conveniently, realize the application of sample operation, the sampling plate is connected through the lower connecting plate magnetism of upper connecting plate and backup pad, convenient dismantlement, place simultaneously stably.
Although the above-mentioned patent is more convenient and quick than the pipetting from the air bag by using the pipetting gun, the above-mentioned medicament sample adding and extracting device for detecting nucleic acid has the following problems that the sampling bottle cannot be fixed, the sampling bottle is possibly loosened in the process of sample adding, and the extracting effect is affected.
In order to solve the above problems, a reagent sample-adding and extracting device for nucleic acid detection has been proposed.
Disclosure of utility model
The utility model aims to provide a reagent sample adding and extracting device for nucleic acid detection, which solves the problem that a sampling bottle is possibly loosened in the sample adding process because the sampling bottle cannot be fixed in the background technology.
In order to achieve the purpose, the technical scheme is that the reagent sample adding and extracting device for nucleic acid detection comprises a placing table, wherein a sample plate is arranged at the top of the placing table, a first motor is fixedly connected to the left side of the placing table, a screw rod is fixedly connected to the output end of the first motor, a guide post is fixedly connected to the right side of the placing table, a nut pair is connected to the outer thread of the screw rod, a lifting assembly is arranged at the top of the nut pair, lifting assemblies are further arranged outside the guide post, two lifting assemblies are connected to the top of each lifting assembly, three through holes penetrate through and are formed in the supporting plate, a sampling bottle is arranged in each through hole, a liquid outlet pipe is fixedly connected to the bottom of each sampling bottle, a second motor is fixedly connected to the left side of the supporting plate, a two-way threaded rod is fixedly connected to the output end of each second motor, a movable plate is connected to the outer thread of two sides of each threaded rod, a groove block is fixedly connected to the opposite sides of each movable plate, and a clamping block is connected to the inner side of each groove block.
Through adopting above-mentioned technical scheme, two movable plates relative motion is driven to the two threaded rod, carries out fixed clamp to sampling bottle both sides through the clamp splice, prevents that the in-process sampling bottle that draws at the application of sample is not hard up to can drive the clamp splice through the spring is flexible to stretch out and draw back in the inslot of recess piece, play the guard action to the sampling bottle outer wall.
According to the technical scheme, the lifting assembly comprises moving blocks, the bottoms of the moving blocks on the left side are fixedly connected with nut pairs, the moving blocks on the right side penetrate through the moving blocks and are in sliding connection with the outer portions of guide posts, placing grooves are formed in the tops of the two moving blocks, air cylinders are fixedly connected in the placing grooves, lifting posts are fixedly connected to the output ends of the air cylinders, and the tops of the lifting posts are fixedly connected with supporting plates.
Through adopting above-mentioned technical scheme, the cylinder can the lifting unit remove with the backup pad above, and cooperation lifting unit can drive the sampling bottle in backup pad and the backup pad and carry out the lift adjustment.
As a further description of the technical scheme, an electromagnetic valve is arranged outside the liquid outlet pipe.
Through adopting above-mentioned technical scheme, can control the liquid outflow in the sampling bottle through the solenoid valve.
As further description of the technical scheme, the left tail end of the moving plate penetrates through and is connected with a guide rod in a sliding mode, and two ends of the guide rod are fixedly connected with the supporting plate.
Through adopting above-mentioned technical scheme, the guide bar plays the limiting displacement to the movable plate.
As further description of the technical scheme, three springs are fixedly connected in the groove block, and the other ends of the springs are fixedly connected with the clamping blocks.
By adopting the technical scheme, the spring stretches out and draws back to drive the clamp splice to stretch out and draw back in the inslot of recess piece.
As a further description of the above technical solution, the clamping block is arranged outside the sampling bottle.
Through adopting above-mentioned technical scheme, can press from both sides tightly sampling bottle outer wall through the clamp splice.
As a further description of the technical scheme, the bottom of the lifting column is arranged in the placing groove, and the outer part of the lifting column is in sliding connection with the inner wall of the placing groove.
Through adopting above-mentioned technical scheme, can realize that the lifting column goes up and down in the standing groove.
Compared with the prior art, the utility model has the following beneficial effects:
1. According to the reagent sample adding and extracting device for nucleic acid detection, the second motor, the two-way threaded rod, the moving plate, the groove block, the spring, the clamping blocks, the guide rod and the supporting plate are matched with each other to work, the two-way threaded rod drives the two moving plates to move relatively, the clamping blocks are used for fixedly clamping two sides of a sampling bottle, the sampling bottle is prevented from loosening in the sample adding and extracting process, the clamping blocks can be driven to stretch in grooves of the groove block through stretching of the spring, and the protection effect on the outer wall of the sampling bottle is achieved.
2. According to the reagent sample adding and extracting device for nucleic acid detection, provided by the utility model, the first motor, the screw rod, the nut pair, the moving block, the placing groove, the air cylinder and the lifting column are matched with each other, the screw rod can drive the lifting assembly and the upper supporting plate to move, and the lifting assembly can drive the supporting plate and the sampling bottle on the supporting plate to lift and adjust in a matched manner, so that the efficiency is improved.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is an exploded view of the overall structure of the present utility model;
fig. 3 is an exploded view of the moving plate structure of the present utility model.
The device comprises a placing table, a sampling plate, a first motor, a lead screw, a guide post, a moving block, a placing groove, a cylinder, a lifting post, a supporting plate, a nut pair, a through hole, a sampling bottle, a 14 liquid outlet pipe, a 15 electromagnetic valve, a 16 second motor, a 17 bidirectional threaded rod, a 18 moving plate, a 19 guide rod, a 20 groove block, a 21 spring, a 22 clamping block and a clamping block, wherein the placing table, the sampling plate, the first motor, the lead screw, the 5 guide post, the 6 moving block, the 7 placing groove, the 8 air cylinder, the 9 lifting post, the 10 supporting plate, the 11 clamping nut pair, the 12 through hole, the 13 sampling bottle, the 14, the liquid outlet pipe, the 15 electromagnetic valve, the 16, the second motor.
Detailed Description
The technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
For a further understanding of the present utility model, reference is made to the following detailed description of the utility model, taken in conjunction with the accompanying drawings.
Referring to fig. 1, fig. 2 and fig. 3, the reagent sample adding and extracting device for nucleic acid detection of the present utility model comprises a placing table 1, a sampling plate 2 is arranged at the top of the placing table 1, sampling grooves (not shown in the drawing) are arranged in the sampling plate 2, a first motor 3 is fixedly connected to the left side of the placing table 1, a screw rod 4 is fixedly connected to the output end of the first motor 3, the screw rod 4 is driven to rotate by the first motor 3, a guide post 5 is fixedly connected to the right side of the placing table 1, the guide post 5 is fixed on an extended plate of the placing table 1, a nut pair 11 is connected to the external threads of the screw rod 4, a lifting component is arranged at the top of the nut pair 11, a lifting component is further arranged outside the guide post 5, support plates 10 are connected to the tops of the two lifting components, three through holes 12 penetrate through the support plates 10, the three through holes 12 are arranged in the support plates, the sampling bottles 13 are conveniently installed in the through holes 12, a sampling bottle 13 is fixedly connected to the bottom of the sampling bottle 13, the left side of the support plates 10 is fixedly connected to a second motor 16, the output end of the second motor 16 is fixedly connected to a bidirectional threaded rod 17, the second motor 17 is driven to rotate by the output end of the second motor 16, the bidirectional threaded rod 17 is driven by the second motor 16 to rotate by the second motor 17, two bidirectional threaded rods 17 are connected to the bidirectional threaded plates 18, two external clamping blocks 18 are connected to the two side blocks 20, and two side sliding blocks 20 are connected to the two side of the two side blocks 20 are respectively, and two side of the two side sliding blocks 20 are fixedly connected to the two opposite to the sliding blocks 20.
Referring to fig. 2, the lifting assembly comprises a moving block 6, the bottom of the left moving block 6 is fixedly connected with a nut pair 11, the right moving block 6 penetrates through and is in sliding connection with the outside of a guide post 5, a placing groove 7 is formed in the tops of the two moving blocks 6, an air cylinder 8 is fixedly connected in the placing groove 7, the output end of the air cylinder 8 is fixedly connected with a lifting post 9, the top of the lifting post 9 is fixedly connected with a supporting plate 10, the bottom of the lifting post 9 is arranged in the placing groove 7, the outside of the lifting post 9 is in sliding connection with the inner wall of the placing groove 7, a screw rod 4 can drive the lifting assembly to move with the supporting plate 10 above, and the lifting assembly can drive a sampling bottle 13 on the supporting plate 10 and the supporting plate 10 to lift and adjust in a matching manner, so that the efficiency is improved.
Referring to fig. 2 and 3, the outside of drain pipe 14 is provided with solenoid valve 15, can control the liquid in the sampling bottle 13 through solenoid valve 15 and flow out, and the left side end of movable plate 18 runs through and sliding connection has guide bar 19, and guide bar 19 both ends all with backup pad 10 fixed connection, guide bar 19 play the spacing effect to movable plate 18, and recess piece 20 internal fixation has three spring 21, and the spring 21 other end and clamp splice 22 fixed connection, and spring 21 stretches out and draws back can drive clamp splice 22 and stretch out and draw back in the inslot of recess piece 20, and clamp splice 22 sets up in the sampling bottle 13 outside.
The working principle is that when the sampling bottle 13 filled with sample liquid is put into the through hole 12 of the supporting plate 10, the second motor 16 is started to drive the bidirectional threaded rod 17 to rotate, the bidirectional threaded rod 17 drives the two moving plates 18 to move relatively along the guide rod 19 to drive the clamping blocks 22 to move relatively, the outer walls of two sides of the sampling bottle 13 are clamped by the anti-slip strips outside the clamping blocks 22 to prevent loosening, the clamping blocks 22 can be driven to stretch and retract in the grooves of the groove blocks 20 by virtue of the extrusion and the retraction of the springs 21, the protection effect on the outer walls of the sampling bottle 13 is achieved, the first motor 3 is started to drive the screw rod 4 to rotate, the nut pair 11 is driven to move by the screw rod 4, so that the lifting assembly and the supporting plate 10 are driven to move along the guide post 5, the supporting plate 10 and the sampling bottle 13 are driven to move, when the sample bottle reaches the upper side of the sampling groove of the sampling plate 2, the cylinder 8 is contracted to drive the lifting post 9 and the supporting plate 10 to descend, and the sample liquid in the sampling bottle 13 is driven to flow out by the electromagnetic valve 15 control, and drop into the sampling groove on the sampling plate 2 below.
It is noted that relational terms such as first and second, and the like are 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. Moreover, 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 utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein 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 (7)
1. The reagent sample adding and extracting device for nucleic acid detection comprises a placing table (1), and is characterized in that a sample plate (2) is arranged at the top of the placing table (1), a first motor (3) is fixedly connected to the left side of the placing table (1), a screw rod (4) is fixedly connected to the output end of the first motor (3), a guide post (5) is fixedly connected to the right side of the placing table (1), a nut pair (11) is connected to the screw rod (4) in an external threaded mode, a lifting assembly is arranged at the top of the nut pair (11), a lifting assembly is further arranged outside the guide post (5), two lifting assemblies are connected with a supporting plate (10), three through holes (12) penetrate through the supporting plate (10), a sampling bottle (13) is arranged in the through holes (12), a liquid outlet pipe (14) is fixedly connected to the bottom of the sampling bottle (13), a second motor (16) is fixedly connected to the left side of the supporting plate (10), a bidirectional threaded rod (17) is fixedly connected to the output end of the second motor (16), two sides of the guide post (17) are connected to two-way threaded rods (18), and two side clamping blocks (20) are connected to two opposite movable blocks (20) and two side movable blocks (20) are connected to one side of the two movable blocks.
2. The reagent sample adding and extracting device for nucleic acid detection according to claim 1, wherein the lifting assembly comprises a moving block (6), the bottom of the moving block (6) on the left is fixedly connected with a nut pair (11), the moving block (6) on the right penetrates through and is in sliding connection with the outside of the guide column (5), the tops of the two moving blocks (6) are provided with a placing groove (7), an air cylinder (8) is fixedly connected in the placing groove (7), the output end of the air cylinder (8) is fixedly connected with a lifting column (9), and the top of the lifting column (9) is fixedly connected with a supporting plate (10).
3. The reagent sample addition and extraction device for nucleic acid detection according to claim 1, wherein an electromagnetic valve (15) is provided outside the liquid outlet pipe (14).
4. The reagent sample-adding and extracting device for nucleic acid detection according to claim 1, wherein a guide rod (19) is inserted through and slidably connected to the left end of the movable plate (18), and both ends of the guide rod (19) are fixedly connected to the support plate (10).
5. The reagent sample-adding and extracting device for nucleic acid detection according to claim 1, wherein three springs (21) are fixedly connected in the groove block (20), and the other ends of the springs (21) are fixedly connected with the clamping blocks (22).
6. The device for sampling and extracting a nucleic acid detecting chemical according to claim 1, wherein the clamp block (22) is provided outside the sampling bottle (13).
7. The reagent sample-adding and extracting device for nucleic acid detection according to claim 2, wherein the bottom of the lifting column (9) is disposed in the holding tank (7), and the outside of the lifting column (9) is slidably connected to the inner wall of the holding tank (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202421122465.XU CN222411583U (en) | 2024-05-22 | 2024-05-22 | Reagent application of sample extraction element for nucleic acid detection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202421122465.XU CN222411583U (en) | 2024-05-22 | 2024-05-22 | Reagent application of sample extraction element for nucleic acid detection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN222411583U true CN222411583U (en) | 2025-01-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202421122465.XU Active CN222411583U (en) | 2024-05-22 | 2024-05-22 | Reagent application of sample extraction element for nucleic acid detection |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN222411583U (en) |
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- 2024-05-22 CN CN202421122465.XU patent/CN222411583U/en active Active
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