CN214457974U - Trace DNA detects sampling device - Google Patents
Trace DNA detects sampling device Download PDFInfo
- Publication number
- CN214457974U CN214457974U CN202120335261.4U CN202120335261U CN214457974U CN 214457974 U CN214457974 U CN 214457974U CN 202120335261 U CN202120335261 U CN 202120335261U CN 214457974 U CN214457974 U CN 214457974U
- Authority
- CN
- China
- Prior art keywords
- sampling
- sampling box
- spring
- wall
- card
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000005070 sampling Methods 0.000 title claims abstract description 66
- 238000000605 extraction Methods 0.000 claims abstract description 36
- 230000000149 penetrating effect Effects 0.000 claims description 4
- 239000000428 dust Substances 0.000 abstract description 3
- 239000012535 impurity Substances 0.000 abstract description 3
- 238000001514 detection method Methods 0.000 description 6
- 238000009434 installation Methods 0.000 description 5
- 239000003814 drug Substances 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 235000013305 food Nutrition 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 235000019219 chocolate Nutrition 0.000 description 1
- 238000007429 general method Methods 0.000 description 1
- 208000015181 infectious disease Diseases 0.000 description 1
- 235000013622 meat product Nutrition 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005191 phase separation Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
Images
Landscapes
- Apparatus Associated With Microorganisms And Enzymes (AREA)
Abstract
The utility model discloses a trace DNA detects sampling device, including sampling box, extraction card and trapezoidal piece, the slide rail is all installed to the both sides of sampling box inner wall, and the inside pressing axis that runs through the sampling box that is provided with of slide rail, pressing axis outer wall install with the first slider of slide rail assorted, the mounting groove has been seted up to the bottom of pressing axis, and the inside of mounting groove is provided with the extraction card, the dead slot has been seted up to the bottom of sampling box, the one end of sampling box is provided with the observation window, and the inside thread groove of having seted up of observation window, the shifting chute has all been seted up to the both sides of pressing axis inner wall, and the inside mount that runs through the extraction card that is provided with of shifting chute. This trace DNA detects sampling device removes to the sampling box outside through extracting the card, after the sampling, then through loosening the pressing axis to extract in the card inserts the sampling box, avoid external dust impurity to pollute extracting the card, lead to the unsafe condition of sampling.
Description
Technical Field
The utility model relates to a sampling device technical field specifically is a trace DNA detects sampling device.
Background
In the international standard classification, the detection of trace DNA relates to biology, botany, zoology, medical equipment, agriculture and forestry, general methods of food testing and analysis, microbiology, meat products and other animal foods, chocolate, laboratory medicine and veterinary medicine, etc., and the traditional trace DNA detection sampling device can basically meet the use requirements of people, but still has certain problems, and the specific problems are as follows:
1. most of trace DNA detection sampling devices in the current market are easily infected by the outside when in use, so that the sampling is influenced, and the sampling is inaccurate;
2. most of trace DNA detection sampling devices in the existing market are not convenient for sampling for many times when in use, so that operators are required to consume a large amount of time and energy for sampling again, and the practicability is not high.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a trace DNA detects sampling device to what provide among the above-mentioned background art receives external infection easily and be not convenient for carry out the problem of sampling many times.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a trace DNA detects sampling device, includes sampling box, extraction card and trapezoidal piece, the slide rail is all installed to the both sides of sampling box inner wall, and the inside pressing shaft that runs through the sampling box that is provided with of slide rail, pressing shaft outer wall install with slide rail assorted first slider, the mounting groove has been seted up to the bottom of pressing shaft, and the inside of mounting groove is provided with the extraction card, the dead slot has been seted up to the bottom of sampling box, the one end of sampling box is provided with the observation window, and the inside thread groove of having seted up of observation window, the shifting chute has all been seted up to the both sides of pressing shaft inner wall, and the inside mount that runs through the extraction card that is provided with of shifting chute, the outer wall of mount is provided with the installation piece, the fixed block is installed to the one end of pressing shaft.
Preferably, a first spring is installed on the top end of the first sliding block, and the top end of the first spring is connected with the sampling box body.
Preferably, a screw is arranged inside the thread groove, and the outer wall of the screw is meshed with the thread groove.
Preferably, the outer wall of the mounting block is provided with a second spring, and one end of the second spring is connected with the moving groove.
Preferably, a third spring is installed at one end of the fixing block, and a ladder-shaped block is installed at one end, far away from the fixing block, of the third spring.
Preferably, the interior of the ladder-shaped block is connected with a third spring, and the outer wall of the ladder-shaped block is matched with the fixing frame.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the sampling device is provided with the pressing shaft, the first spring and the extraction card, the pressing shaft is pressed inwards to drive the first sliding block to slide in the sliding rail, so that the first spring is stretched, the extraction card is driven to penetrate through the empty slot and move to the outer side of the sampling box body, sampling of the extraction card is facilitated, and after sampling is finished, the pressing shaft is loosened to drive the pressing shaft to drive the extraction card to be inserted into the sampling box body under the self elastic force action of the first spring, so that the condition that the sampling is inaccurate due to pollution of external dust and impurities on the extraction card is avoided;
2. the device is through installing extraction card, installation piece and trapezoidal piece simultaneously, through rotating screw rod and meshing mutually with the thread groove and extrudeing mutually with trapezoidal piece for trapezoidal piece extrudees the third spring, thereby trapezoidal piece extrusion both sides mount, and then the mount drives installation piece extrusion second spring, then the mount with extract the card phase separation, this structure is convenient for dismantle the replacement to the position of extracting the card.
Drawings
FIG. 1 is a front view of the cross-sectional structure of the present invention;
FIG. 2 is a schematic front view of the present invention;
FIG. 3 is a left side view of the structure of the present invention;
FIG. 4 is a schematic top sectional view of the extraction card and the pressing shaft of the present invention;
FIG. 5 is an enlarged view of the portion A of FIG. 1 according to the present invention;
fig. 6 is an enlarged schematic view of a portion B in fig. 3 according to the present invention.
In the figure: 1. sampling the box body; 2. a slide rail; 3. pressing a shaft; 4. a first slider; 5. a first spring; 6. mounting grooves; 7. extracting the card; 8. an empty groove; 9. an observation window; 10. a thread groove; 11. a screw; 12. a moving groove; 13. a fixed mount; 14. mounting blocks; 15. a second spring; 16. a fixed block; 17. a third spring; 18. a ladder-shaped block.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-6, the present invention provides a technical solution: a trace DNA detection sampling device comprises a sampling box body 1, an extraction card 7 and a trapezoidal block 18, wherein slide rails 2 are arranged on two sides of the inner wall of the sampling box body 1, a pressing shaft 3 penetrating through the sampling box body 1 is arranged inside the slide rails 2, and a first slide block 4 matched with the slide rails 2 is arranged on the outer wall of the pressing shaft 3;
the top end of the first sliding block 4 is provided with a first spring 5, the top end of the first spring 5 is connected with the sampling box body 1, the pressing shaft 3 is pressed inwards to drive the first sliding block 4 to slide in the sliding rail 2, so that the first spring 5 is stretched, the extraction card 7 is driven to penetrate through the empty groove 8 and move to the outer side of the sampling box body 1, and the extraction card 7 is convenient to sample;
the bottom end of the pressing shaft 3 is provided with an installation groove 6, an extraction card 7 is arranged inside the installation groove 6, the bottom end of the sampling box body 1 is provided with a hollow groove 8, one end of the sampling box body 1 is provided with an observation window 9, and a threaded groove 10 is arranged inside the observation window 9;
a screw 11 is arranged in the thread groove 10, the outer wall of the screw 11 is meshed with the thread groove 10, and the screw 11 is rotated to be meshed with the thread groove 10, so that the screw 11 drives the trapezoidal block 18 to move downwards, the extraction card 7 is conveniently driven to be separated from the pressing shaft 3, a new extraction card 7 can be inserted again, and multiple sampling is facilitated;
both sides of the inner wall of the pressing shaft 3 are provided with moving grooves 12, a fixing frame 13 penetrating through the extracting card 7 is arranged in the moving grooves 12, and the outer wall of the fixing frame 13 is provided with a mounting block 14;
a second spring 15 is arranged on the outer wall of the mounting block 14, one end of the second spring 15 is connected with the moving groove 12, the mounting block 14 is enabled to extrude the second spring 15 by moving the fixing frame 13 outwards, so that the second spring 15 is contracted, the fixing frame 13 is driven by the structure to reset and insert into the extracting card 7 under the action of the second spring 15, the position of the extracting card 7 is convenient to fix, and a fixing block 16 is arranged at one end of the pressing shaft 3;
a third spring 17 is arranged at one end of the fixed block 16, a ladder-shaped block 18 is arranged at one end, far away from the fixed block 16, of the third spring 17, the third spring 17 is extruded by pressing the ladder-shaped block 18, so that the ladder-shaped block 18 extrudes the fixed frame 13 outwards, and the structure is convenient for separating and disassembling the fixed frame 13 and the extraction card 7;
the interior of the ladder-shaped block 18 is connected with the third spring 17, the outer wall of the ladder-shaped block 18 is matched with the fixed frame 13, the third spring 17 is extruded by pressing the ladder-shaped block 18, so that the fixed frame 13 is extruded outwards by the ladder-shaped block 18, and the structure is convenient for separating and disassembling the fixed frame 13 and the extraction card 7;
the working principle is as follows: when the trace DNA detection sampling device is used, an operator firstly presses the pressing shaft 3 inwards to drive the first sliding block 4 to slide in the sliding rail 2, so that the first spring 5 is stretched, the extraction card 7 is driven to penetrate through the empty groove 8 to move to the outer side of the sampling box body 1, the extraction card 7 is further convenient to sample, after sampling is finished, the pressing shaft 3 is loosened, the pressing shaft 3 is driven under the action of the self elasticity of the first spring 5 to drive the extraction card 7 to be inserted into the sampling box body 1, the situation that the sampling is inaccurate due to the pollution of external dust and impurities on the extraction card 7 is avoided, and then the position of the extraction card 7 is observed through the observation window 9;
when an operator needs to detach and replace the position of the extraction card 7, the pressing shaft 3 is pressed inwards to drive the ladder-shaped block 18 to move until the screw rods 11 are aligned, then the screw rods 11 are rotated to be meshed with the thread grooves 10 to be extruded with the ladder-shaped block 18, so that the ladder-shaped block 18 extrudes the third springs 17, the ladder-shaped block 18 extrudes the fixing frames 13 at two sides, further the fixing frames 13 drive the mounting blocks 14 to extrude the second springs 15, the fixing frames 13 are separated from the extraction card 7, so that the extraction card 7 is separated from the sampling box body 1, when the extraction card 7 needs to be mounted, the extraction card 7 is inserted into the mounting groove 6, then the screw rods 11 are rotated to be meshed with the thread grooves 10 to be separated from the ladder-shaped block 18, then the ladder-shaped block 18 is reset under the self elastic force of the third springs 17, so that the fixing frames 13 drive the fixing frames 13 to be inserted into the extraction card 7 under the self elastic force of the second springs 15, and further the position of the extraction card 7 is fixed, the above is the whole principle of the utility model.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (6)
1. The utility model provides a trace DNA detects sampling device, includes sampling box (1), extraction card (7) and trapezoidal piece (18), its characterized in that: the sampling box is characterized in that sliding rails (2) are mounted on two sides of the inner wall of the sampling box body (1), a pressing shaft (3) penetrating through the sampling box body (1) is arranged inside the sliding rails (2), a first sliding block (4) matched with the sliding rails (2) is mounted on the outer wall of the pressing shaft (3), a mounting groove (6) is formed in the bottom end of the pressing shaft (3), an extraction card (7) is arranged inside the mounting groove (6), a hollow groove (8) is formed in the bottom end of the sampling box body (1), an observation window (9) is arranged at one end of the sampling box body (1), a threaded groove (10) is formed in the observation window (9), moving grooves (12) are formed in two sides of the inner wall of the pressing shaft (3), a fixing frame (13) penetrating through the extraction card (7) is arranged inside the moving grooves (12), and a mounting block (14) is arranged on the outer wall of the fixing frame (13), and a fixed block (16) is arranged at one end of the pressing shaft (3).
2. The micro DNA detecting and sampling device according to claim 1, wherein: first spring (5) are installed on the top of first slider (4), and the top of first spring (5) is connected with sampling box (1).
3. The micro DNA detecting and sampling device according to claim 1, wherein: the screw rod (11) is arranged in the thread groove (10), and the outer wall of the screw rod (11) is meshed with the thread groove (10).
4. The micro DNA detecting and sampling device according to claim 1, wherein: the outer wall of the mounting block (14) is provided with a second spring (15), and one end of the second spring (15) is connected with the moving groove (12).
5. The micro DNA detecting and sampling device according to claim 1, wherein: and a third spring (17) is installed at one end of the fixed block (16), and a ladder-shaped block (18) is installed at one end, far away from the fixed block (16), of the third spring (17).
6. The micro DNA detecting and sampling device according to claim 5, wherein: the interior of the ladder-shaped block (18) is connected with a third spring (17), and the outer wall of the ladder-shaped block (18) is matched with the fixed frame (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120335261.4U CN214457974U (en) | 2021-02-05 | 2021-02-05 | Trace DNA detects sampling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120335261.4U CN214457974U (en) | 2021-02-05 | 2021-02-05 | Trace DNA detects sampling device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214457974U true CN214457974U (en) | 2021-10-22 |
Family
ID=78136626
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120335261.4U Expired - Fee Related CN214457974U (en) | 2021-02-05 | 2021-02-05 | Trace DNA detects sampling device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214457974U (en) |
-
2021
- 2021-02-05 CN CN202120335261.4U patent/CN214457974U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN112763262B (en) | Soil monitoring device that can take a sample | |
| CN214457974U (en) | Trace DNA detects sampling device | |
| CN213274944U (en) | Soil layered sampling device for monitoring soil environment | |
| CN211697740U (en) | Portable sampling device | |
| CN211697115U (en) | Sampling device is used in grain production | |
| CN112630402B (en) | Multi-parameter multi-sampling water quality analysis equipment | |
| CN208679466U (en) | A kind of heparin tube adapter convenient for pick-and-place | |
| CN212975165U (en) | Protein preservation kit convenient to sample | |
| CN218727601U (en) | Mining induction type digital mining high-voltage electroscope | |
| CN215632945U (en) | Geological exploration drilling device capable of collecting samples at different depths | |
| CN208333915U (en) | A kind of frozen meat sampler | |
| CN210774869U (en) | Food detection sampling appliance | |
| CN212254741U (en) | Water sample extraction device for underground water monitoring | |
| CN215866487U (en) | Naphtha detects uses sulphur detector | |
| CN211886930U (en) | Clinical laboratory's sample processor | |
| CN221038072U (en) | Agricultural product detection sampling device | |
| CN220625520U (en) | Medical science sample stores temperature alarm device | |
| CN220140020U (en) | Equipment operation maintenance state display acquisition system | |
| CN214408303U (en) | Portable apple sugar detector | |
| CN220932929U (en) | Trace water vapor analyzer with high sealing performance | |
| CN214150032U (en) | Sampling tube for monitoring chemical process | |
| CN212340731U (en) | Sludge sampling device for sewage treatment | |
| CN214503496U (en) | Pesticide intermediate detector | |
| CN220893860U (en) | Quality detection sampling device is used in cosmetics production | |
| CN220690633U (en) | Battery performance detection device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20211022 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |