CN220514214U - Centrifugal test tube - Google Patents
Centrifugal test tube Download PDFInfo
- Publication number
- CN220514214U CN220514214U CN202322008137.9U CN202322008137U CN220514214U CN 220514214 U CN220514214 U CN 220514214U CN 202322008137 U CN202322008137 U CN 202322008137U CN 220514214 U CN220514214 U CN 220514214U
- Authority
- CN
- China
- Prior art keywords
- pipe body
- sealing cover
- positioning
- tube
- test tube
- 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.)
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Links
- 238000007789 sealing Methods 0.000 claims abstract description 34
- 238000005070 sampling Methods 0.000 claims abstract description 20
- 238000005260 corrosion Methods 0.000 claims description 4
- 230000007797 corrosion Effects 0.000 claims description 2
- 238000005119 centrifugation Methods 0.000 abstract description 7
- 244000005700 microbiome Species 0.000 abstract description 4
- 238000007689 inspection Methods 0.000 abstract description 2
- 239000010865 sewage Substances 0.000 description 5
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000000758 substrate Substances 0.000 description 2
- 239000006228 supernatant Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003518 caustics Substances 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 238000005530 etching Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 239000010802 sludge Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Landscapes
- Centrifugal Separators (AREA)
Abstract
The utility model provides a centrifugal test tube, and relates to the technical field of test tubes. This centrifugation test tube includes: a pipe body with two open ends; the filter component is detachably arranged at one end of the pipe body and extends into the pipe body; the top sealing cover is arranged at one end of the pipe body, a sampling area is formed between the top sealing cover and the top sealing cover, a sampling opening is formed in the top sealing cover, and the sampling opening is in a normally closed state; the fixing plate is arranged on the outer side wall of the pipe body and is provided with a positioning clamp protrusion; the bottom sealing cover is arranged at the other end of the pipe body, and after the bottom sealing cover is connected with the pipe body, the inner wall of the bottom sealing cover is level with the end part of the pipe body; one end of the positioning rod is hinged with the outer side wall of the bottom sealing cover, and the other end of the positioning rod is provided with a positioning buckle matched with the positioning buckle. According to the utility model, both ends of the test tube are detachable, so that the deposited organic matters, microorganisms and flocculates can be conveniently poured out after inspection, and the test tube is cleaned.
Description
Technical Field
The utility model relates to the technical field of test tubes, in particular to a centrifugal test tube.
Background
When the sample of sewage is detected, harmful substances in the sewage are required to be concentrated through centrifugation, and then whether the pollution degree in the treated water body reaches the standard is detected. After the sewage is added with the medicament and centrifuged, the supernatant is mainly the water in the activated sludge, and the lower substrate is mainly organic matters, microorganisms and flocculate. After centrifugation, existing tubes do not facilitate the removal of the underlying substrate.
Disclosure of Invention
The utility model provides a centrifugal test tube, wherein both ends of the test tube are detachable, so that the deposited organic matters, microorganisms and flocculate can be poured out after the test tube is conveniently inspected, and the test tube is cleaned.
The technical scheme adopted by the utility model is as follows:
a centrifuge tube comprising:
a pipe body with two open ends;
the filter component is detachably arranged at one end of the pipe body and stretches into the pipe body;
the top sealing cover is arranged at one end of the pipe body, a sampling area is formed between the top sealing cover and the top sealing cover, a sampling opening is formed in the top sealing cover, and the sampling opening is in a normally closed state;
the fixing plate is arranged on the outer side wall of the pipe body and is provided with a positioning clamp protrusion;
the bottom sealing cover is arranged at the other end of the pipe body, and after the bottom sealing cover is connected with the pipe body, the inner wall of the bottom sealing cover is flush with the end part of the pipe body;
and one end of the positioning rod is hinged with the outer side wall of the bottom sealing cover, and the other end of the positioning rod is provided with a positioning buckle matched with the positioning buckle.
Optionally, the filter assembly comprises:
the filter screen that is staving structure and set up the edge that extends at the filter screen, the external diameter that extends the edge is greater than the internal diameter of body, and be less than the external diameter of body.
Optionally, a plug is provided on the top cover, and the plug is in interference fit with the sampling opening.
Optionally, two positioning card protrusions are arranged, the two positioning card protrusions are oppositely arranged along the axis direction of the pipe body, and the number of the positioning rods is matched with the number of the positioning card protrusions.
Optionally, a sealing ring is arranged on the section of the bottom sealing cover, which is in contact with the pipe body.
Optionally, scales are arranged on the side wall of the pipe body.
Optionally, the inner wall of the tube body is provided with an anti-corrosion layer.
Compared with the prior art, the utility model has the beneficial effects that:
1. both ends of the test tube are detachable, so that the deposited organic matters, microorganisms and flocculate are poured out after convenient inspection, and the test tube is cleaned.
2. In order to avoid detachment of the bottom cover during centrifugation, a positioning rod is provided by which the bottom cover is connected to a fixing plate provided on the tube body.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present application, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic view of the overall structure of a centrifuge tube.
Fig. 2 is a schematic structural view of a filter assembly of a centrifuge tube.
FIG. 3 is a schematic view of the structure of a centrifuge tube with a corrosion layer on the tube body.
Reference numerals:
1. a tube body; 2. a filter assembly; 21. a filter screen; 22. edge extension; 3. a top cover; 31. a sampling opening; 4. a fixing plate; 41. positioning clamp protrusions; 5. a bottom cover; 6. a positioning rod; 61. positioning buckle; 7. a plug; 8. a seal ring; 9. and (5) etching the layer.
Detailed Description
Hereinafter, only certain exemplary embodiments are briefly described. As will be recognized by those of skill in the pertinent art, the described embodiments may be modified in various different ways without departing from the spirit or scope of the present utility model. Accordingly, the drawings and description are to be regarded as illustrative in nature and not as restrictive.
In the description of the present utility model, it should be understood that the terms "top," "bottom," "inner," "outer," "axial," and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, or orientations or positional relationships conventionally placed in use of the product of the present utility model, or orientations or positional relationships conventionally understood by those skilled in the art, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model.
In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.
In the present utility model, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is less level than the second feature.
The following disclosure provides many different embodiments, or examples, for implementing different features of the utility model. In order to simplify the present disclosure, components and arrangements of specific examples are described below. They are, of course, merely examples and are not intended to limit the utility model. Furthermore, the present utility model may repeat reference numerals and/or letters in the various examples, which are for the purpose of brevity and clarity, and which do not themselves indicate the relationship between the various embodiments and/or arrangements discussed. In addition, the present utility model provides examples of various specific processes and materials, but one of ordinary skill in the art will recognize the application of other processes and/or the use of other materials.
Embodiments of the present utility model will be described in detail below with reference to the accompanying drawings.
As shown in fig. 1, an embodiment of the present utility model provides a centrifuge tube, comprising: a pipe body 1 with two open ends, a filter assembly 2, a top sealing cover 3, a fixing plate 4, a bottom sealing cover 5 and a positioning rod 6; the filter component 2 is detachably arranged at one end of the pipe body 1 and extends into the pipe body 1. After the top cover 3 is connected with one end of the pipe body 1, a sampling area is formed between the filter assembly 2 and the top cover 3, and as the sampling opening 31 is arranged on the top cover 3, sampling can be performed through the sampling opening 31 when sampling is needed. The sampling opening 31 is sealed by the plug 7 when no sampling is performed, and in order to avoid the plug 7 from being separated in the centrifugation process, the plug 7 is in interference fit with the sampling opening 31. The bottom sealing cover 5 is connected with the other end of the pipe body 1, and the bottom sealing cover 5 is flush with the end of the pipe body 1 after the bottom sealing cover 5 is connected. In order to avoid the bottom closing cap 5 from falling off in the centrifugation process, one end of the fixing rod is hinged with the bottom closing cap 5, the other end of the fixing rod is provided with a positioning buckle 61, and the fixing rod is rotated to enable the other end of the fixing rod to be in clamping convex connection with the fixing plate 4 arranged on the pipe body 1.
In another embodiment, as shown in fig. 1 and 2, in order to avoid that the suspended matter after centrifugation affects the extraction of the supernatant liquid when it is extracted, the filter assembly 2 comprises: the filter screen 21 in a barrel structure and the extension 22 arranged on the filter screen 21, wherein the outer diameter of the extension 22 is larger than the inner diameter of the pipe body 1 and smaller than the outer diameter of the pipe body 1.
The filter assembly 2 is fixed between the top cover 3 and the pipe body 1 by abutting one side of the mounting extension 22 against the end of the pipe body 1 and then covering the top cover 3 on one end of the pipe body 1.
In another embodiment, as shown in fig. 1, to improve the stability of the fixing, two positioning clamping protrusions 41 are disposed on the fixing plate 4 on the outer side wall of the tube body 1, and the two clamping protrusions are disposed opposite to each other along the axial direction of the tube body 1. The number of positioning rods 6 matches the number of positioning detent projections 41.
In another embodiment, as shown in fig. 1, in order to improve the sealing performance between the bottom cover 5 and the pipe body 1, a sealing ring 8 is disposed on a section of the bottom cover 5 contacting the pipe body 1.
In another embodiment, graduations are provided on the side wall of the tube 1 for facilitating later viewing.
In another embodiment, as shown in fig. 3, since the laboratory is mainly aimed at sewage detection, most of sewage contains corrosive substances, and in order to improve the service life of the pipe body 1, an anti-corrosion layer is provided on the inner wall of the pipe body 1.
Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.
Claims (7)
1. A centrifuge tube, comprising:
a pipe body with two open ends;
the filter component is detachably arranged at one end of the pipe body and stretches into the pipe body;
the top sealing cover is arranged at one end of the pipe body, a sampling area is formed between the top sealing cover and the top sealing cover, a sampling opening is formed in the top sealing cover, and the sampling opening is in a normally closed state;
the fixing plate is arranged on the outer side wall of the pipe body and is provided with a positioning clamp protrusion;
the bottom sealing cover is arranged at the other end of the pipe body, and after the bottom sealing cover is connected with the pipe body, the inner wall of the bottom sealing cover is flush with the end part of the pipe body;
and one end of the positioning rod is hinged with the outer side wall of the bottom sealing cover, and the other end of the positioning rod is provided with a positioning buckle matched with the positioning buckle.
2. The centrifuge tube of claim 1, wherein said filter assembly comprises:
the filter screen that is staving structure and set up the edge that extends at the filter screen, the external diameter that extends the edge is greater than the internal diameter of body, and be less than the external diameter of body.
3. The centrifuge tube of claim 1 wherein said top cover is provided with a plug, said plug being in interference fit with said sampling opening.
4. The centrifugal test tube according to claim 1, wherein two positioning clamp protrusions are arranged, the two positioning clamp protrusions are oppositely arranged along the axis direction of the tube body, and the number of the positioning rods is matched with the number of the positioning clamp protrusions.
5. The centrifuge tube of claim 1, wherein said bottom cover is provided with a sealing ring on a section in contact with said tube body.
6. The centrifuge tube of claim 1, wherein the side wall of the tube body is provided with graduations.
7. The centrifuge tube of claim 1, wherein the inner wall of said tube body has a corrosion resistant layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322008137.9U CN220514214U (en) | 2023-07-27 | 2023-07-27 | Centrifugal test tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322008137.9U CN220514214U (en) | 2023-07-27 | 2023-07-27 | Centrifugal test tube |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220514214U true CN220514214U (en) | 2024-02-23 |
Family
ID=89938762
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322008137.9U Active CN220514214U (en) | 2023-07-27 | 2023-07-27 | Centrifugal test tube |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220514214U (en) |
-
2023
- 2023-07-27 CN CN202322008137.9U patent/CN220514214U/en active Active
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| GR01 | Patent grant |