CN215288741U - Plant nucleic acid draws splashproof cover - Google Patents
Plant nucleic acid draws splashproof cover Download PDFInfo
- Publication number
- CN215288741U CN215288741U CN202121206514.4U CN202121206514U CN215288741U CN 215288741 U CN215288741 U CN 215288741U CN 202121206514 U CN202121206514 U CN 202121206514U CN 215288741 U CN215288741 U CN 215288741U
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- China
- Prior art keywords
- splash guard
- nucleic acid
- liquid nitrogen
- pipe
- guard main
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Abstract
The utility model discloses a plant nucleic acid extraction splash guard, including the splash guard main part, splash guard main part bottom is provided with the lock ring, splash guard main part top is provided with the grinding rod and visits the mouth, the grinding rod is visited the mouth internal fixation and is provided with rather than the endocentric bellows, be provided with the interpolation subassembly that is convenient for add the liquid nitrogen on the splash guard main part; add the subassembly, including setting up at splash guard main part top and rather than the interpolation pipe of intercommunication, add the pipe and be for leaking hopper-shaped, it is connected with the tube cap to add rotation of tube top one side, the tube cap top is provided with the gluey button of being convenient for uncap, the utility model discloses can prevent to pollute between plant sample loss, a plurality of nucleic acid sample that the in-process liquid nitrogen splash caused, test bench pollutes and the operating personnel is splashed by the liquid nitrogen on every side, reduces the rate of volatilizing in the liquid nitrogen grinding process simultaneously, and the practicality is strong.
Description
Technical Field
The utility model relates to a plant nucleic acid draws technical field, specifically is a plant nucleic acid draws splash guard.
Background
With the increasing development and updating of molecular biology technology, plant nucleic acid extraction has become an important basic experiment for plant research. Plant nucleic acid extraction is an important leader in modern molecular biology, and the quality of nucleic acid extraction is determined by success or failure in subsequent research. In order to release nucleic acid sufficiently in plants, liquid nitrogen milling is commonly used. However, in the process of grinding the plant sample by using the liquid nitrogen, the plant sample and the liquid nitrogen are easy to splash, and a splash guard is required to be used for auxiliary operation.
The through hole convenient for the grinding rod to stretch into and move is arranged in the existing splash guard, part of liquid nitrogen can be splashed from the through hole in the grinding process, so that an operator is easily damaged, and the existing device is inconvenient to add liquid nitrogen into a mortar in the grinding process, so that the practicability of the device is influenced.
In view of the above problems, an improved plant nucleic acid extraction splash guard is now devised.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a plant nucleic acid draws splash guard to solve the problem that proposes in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a plant nucleic acid extraction splash guard comprises a splash guard main body, wherein a support ring is arranged at the bottom of the splash guard main body, a grinding rod probing opening is formed in the top of the splash guard main body, a corrugated pipe internally tangent to the grinding rod probing opening is fixedly arranged in the grinding rod probing opening, and an adding assembly facilitating liquid nitrogen adding is arranged on the splash guard main body;
add the subassembly, including setting up at splash guard main part top and rather than the interpolation pipe of intercommunication, it is for leaking hopper-shaped to add the pipe, it is connected with the tube cap to add rotation of tube cap top one side, the tube cap top is provided with the button of gluing of being convenient for uncapping.
Preferably, the splash guard body is of a hood-like structure and is made of transparent sterilizable plastic.
Preferably, an elastic sealing ring internally tangent to the support ring is arranged inside the support ring.
Preferably, the top of the elastic sealing ring is provided with a collecting tank for preventing liquid nitrogen from leaking.
Preferably, the bottom of the adding pipe extends into the splash guard main body and is connected with an extension pipe, and the inner diameter of the top of the extension pipe is larger than that of the bottom of the extension pipe.
Preferably, the support ring is internally provided with elastic wires for fixing.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model discloses can protect plant nucleic acid extraction operation process, prevent the plant sample loss that the liquid nitrogen splash caused in the grinding process, pollute between a plurality of nucleic acid samples, the test bench pollutes and the operating personnel is splashed by the liquid nitrogen on every side, reduce the speed of volatilizing in the liquid nitrogen grinding process simultaneously, the leakproofness of device and mortar junction can be guaranteed in setting up of elastic seal circle, prevent the liquid nitrogen seepage, the liquid nitrogen that the splash is at splash guard main part inner wall can flow in the collecting vat along splash guard main part inner wall, liquid nitrogen pollution test bench when preventing to separate splash guard main part and mortar, the practicality of high-speed drive installation, simple structure and manufacturing cost are lower.
2. The utility model discloses be provided with the bellows in well grinding rod stretches out the mouth, inside the grinding rod can follow the bellows and insert the splash guard main part, can grind the operation in the splashproof, the bellows flexibility is higher simultaneously, is convenient for adjust the direction and the angle of grinding rod, is favorable to the more even of grinding, and the practicality is strong.
3. The utility model discloses in be provided with and add the subassembly, when the splashproof main part cover was established at the mortar top, be convenient for add the liquid nitrogen in to the mortar through adding the pipe, the liquid nitrogen can flow into the mortar along the extension pipe inner wall in, can prevent that the liquid nitrogen from flowing along splashproof main part inner wall and causing the waste, adds and covers the tube cap after accomplishing, can prevent that the liquid nitrogen from adding the top of the tube splash.
Drawings
FIG. 1 is a schematic structural diagram of a plant nucleic acid extraction splash guard.
Fig. 2 is a schematic structural diagram of the inside of a splash guard body in a plant nucleic acid extraction splash guard.
FIG. 3 is a schematic diagram of a collection trough in a plant nucleic acid extraction splash guard.
The splash guard comprises a splash guard body 11, a support ring 12, an elastic sealing ring 13, an adding assembly 14, an adding pipe 15, a pipe cover 16, a glue button 17, a grinding rod detecting port 18, a corrugated pipe 19, an extension pipe 20 and a collecting tank 21.
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.
Example 1
Referring to fig. 1-3, in an embodiment of the present invention, a plant nucleic acid extraction splash guard includes a splash guard main body 11, a support ring 12 is disposed at the bottom of the splash guard main body 11, a grinding rod detection port 18 is disposed at the top of the splash guard main body 11, a corrugated pipe 19 inscribed in the grinding rod detection port 18 is fixedly disposed in the grinding rod detection port 18, and an adding assembly 14 facilitating adding liquid nitrogen is disposed on the splash guard main body 11;
add subassembly 14, including setting up at 11 tops of splash guard main part and rather than the interpolation pipe 15 of intercommunication, add pipe 15 and be hopper-shaped, it is connected with tube cap 16 to add pipe 15 top one side rotation, tube cap 16 top is provided with the gluey button 17 of uncapping of being convenient for.
Splash guard main part 11 is for covering column structure and by transparent sterilizable plastics, is convenient for observe the condition in the mortar when grinding the operation, and the setting of splash guard main part can prevent to grind between plant sample loss, a plurality of nucleic acid sample that the liquid nitrogen splash caused among the in-process pollutes, the surrounding test bench pollutes and the operating personnel is wounded by the liquid nitrogen splash, reduces the volatilization rate in the liquid nitrogen grinding process simultaneously.
The supporting ring 12 is internally provided with an elastic sealing ring 13 internally tangent to the supporting ring, so that the sealing performance of the joint of the device and the mortar can be ensured, and the leakage of liquid nitrogen is prevented.
The elastic lines for fixing are arranged in the support ring 12, so that the support ring has certain elasticity, the device and mortars with different sizes can be conveniently connected and fixed, and the applicability of the device is improved.
Example 2
The difference from example 1 is: referring to fig. 3, a collecting groove 21 for preventing liquid nitrogen from leaking is formed in the top of the elastic sealing ring 13, and liquid nitrogen splashed on the inner wall of the splash guard main body in the grinding process can flow into the collecting groove along the inner wall of the splash guard main body, so that the experiment table is prevented from being polluted by the liquid nitrogen when the splash guard main body is separated from the mortar.
Example 3
The differences from examples 1 and 2 are: add 15 bottoms of pipe and extend to 11 insides of splash guard main parts and be connected with extension pipe 20, extension pipe 20 top internal diameter is greater than the bottom internal diameter, and at the in-process that adds the liquid nitrogen, the liquid nitrogen can prevent that the liquid nitrogen from flowing along splash guard main part inner wall and causing the waste in can flowing along extension pipe inner wall in the mortar, can reduce the probability that the liquid nitrogen of splash gets into in the extension pipe simultaneously, and the practicality is strong.
The utility model discloses a theory of operation is: when drawing the operation, establish the mortar top with splash guard main part cover, can prevent the plant sample loss that the liquid nitrogen splash caused in the grinding process, pollute between a plurality of nucleic acid samples, test bench pollutes and the operating personnel is wounded by the liquid nitrogen splash on every side, reduce the rate of volatilizing in the liquid nitrogen grinding process simultaneously, be convenient for add the liquid nitrogen in to the mortar through adding the pipe, insert inside the splash guard main part with the grinding rod from the bellows, can grind the operation in the splashproof, the bellows flexibility is higher, be convenient for adjust the direction and the angle of grinding rod, moreover, the steam generator is simple in structure, high operation convenience is used, therefore, the clothes hanger is strong in practicability.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention.
Claims (6)
1. A plant nucleic acid extraction splash guard comprises a splash guard main body (11), and is characterized in that a support ring (12) is arranged at the bottom of the splash guard main body (11), a grinding rod detection port (18) is arranged at the top of the splash guard main body (11), a corrugated pipe (19) internally tangent to the grinding rod detection port (18) is fixedly arranged in the grinding rod detection port (18), and an adding assembly (14) convenient for adding liquid nitrogen is arranged on the splash guard main body (11);
add subassembly (14), including setting up at splash guard main part (11) top and rather than adding pipe (15) of intercommunication, add pipe (15) for leaking hopper-shaped, it is connected with tube cap (16) to add pipe (15) top one side rotation, tube cap (16) top is provided with the gluey button (17) of being convenient for uncap.
2. The plant nucleic acid extraction splash guard according to claim 1, characterized in that the splash guard body (11) is of a hood-like structure and is made of transparent sterilizable plastic.
3. The plant nucleic acid extraction splash guard according to claim 1, characterized in that an elastic sealing ring (13) internally tangent to the support ring (12) is arranged inside the support ring.
4. The plant nucleic acid extraction splash guard according to claim 3, characterized in that a collecting groove (21) for preventing liquid nitrogen from leaking is formed at the top of the elastic sealing ring (13).
5. The plant nucleic acid extraction splash guard of claim 1, wherein the bottom of the adding pipe (15) extends to the inside of the splash guard body (11) and is connected with an extension pipe (20), and the inner diameter of the top of the extension pipe (20) is larger than that of the bottom.
6. The plant nucleic acid extraction splash guard according to claim 1, characterized in that elastic lines for fixing are arranged inside the support ring (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121206514.4U CN215288741U (en) | 2021-06-01 | 2021-06-01 | Plant nucleic acid draws splashproof cover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121206514.4U CN215288741U (en) | 2021-06-01 | 2021-06-01 | Plant nucleic acid draws splashproof cover |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215288741U true CN215288741U (en) | 2021-12-24 |
Family
ID=79543289
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121206514.4U Expired - Fee Related CN215288741U (en) | 2021-06-01 | 2021-06-01 | Plant nucleic acid draws splashproof cover |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215288741U (en) |
-
2021
- 2021-06-01 CN CN202121206514.4U patent/CN215288741U/en not_active Expired - Fee Related
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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: 20211224 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |