CN212404081U - Flat plate scribing template for culture medium - Google Patents
Flat plate scribing template for culture medium Download PDFInfo
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- CN212404081U CN212404081U CN202020646349.3U CN202020646349U CN212404081U CN 212404081 U CN212404081 U CN 212404081U CN 202020646349 U CN202020646349 U CN 202020646349U CN 212404081 U CN212404081 U CN 212404081U
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Abstract
The utility model relates to a dull and stereotyped marking off template of culture medium for the operation of auxiliary culture medium marking off, include: the template body and the scribing pattern layer. The shape and the size of the bottom of the template body are matched with those of the bottom of the culture dish, and the template body is made of a hard plastic plate; the marking pattern layer is located on the bottom surface of the template body, the marking pattern layer of the marking template is observed through the culture dish, the pattern is composed of lines with arrows, the colors of the lines and the culture medium are contrasted, marking is carried out according to the lines on the pattern in the experimental operation process, and the marking pattern layer and the template body are integrally formed. The utility model discloses simple structure, convenient to use and quick, low cost.
Description
Technical Field
The utility model relates to an appurtenance, especially a dull and stereotyped marking off template of culture medium for the microorganism is cultivateed experiments belongs to little biotechnology field.
Background
According to GB4789.28-2013 food safety national standard food microbiology inspection culture medium and reagent quality, each batch of culture medium is required to be checked and accepted by using a standard strain, when the standard strain is used for streaking, a non-target bacterium semi-quantitative streaking inoculation mode diagram and a target bacterium semi-quantitative streaking inoculation mode diagram in GB4789.28-2013 are used, more parallel straight lines need to be drawn in the two diagrams, and a template diagram can be placed below the culture medium for streaking as clearly indicated in the national standard.
Chinese patent document CN208776711U proposes a flat plate scribing auxiliary device, which comprises a base, a plurality of clamping rings detachably connected with the base and having different inner diameters; a circular groove is formed in the base, an auxiliary line is drawn at the bottom of the groove, a plurality of sliding grooves are uniformly formed in the side wall of the groove, and arc-shaped convex parts are arranged at the bottoms of the sliding grooves; the outer wall of the clamping ring is evenly provided with a sliding block matched with the sliding groove, the sliding block is provided with a clamping groove matched with the arc-shaped convex part, the device can be suitable for culture dishes of different sizes, and can distinguish each scribing area, but the auxiliary scribing device is complex in structure and troublesome to manufacture.
At present, a relatively simple marking template prints a template picture on A4 paper and is placed below a flat plate as a template for marking, however, the A4 paper is inconvenient to take with the flat plate together for marking, the rotation is very unsmooth, the A4 paper is inconvenient to store and sterilize with alcohol, and multiple printing can cause waste of manpower and material resources.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a dull and stereotyped marking off template of culture medium to the complicated and A4 paper printing marking off template of supplementary marking off device structure that exists among the prior art the problem of the disinfection inefficacy of easy operation and easy because of alcohol, provide a dull and stereotyped marking off template of culture medium.
In order to realize the purpose, the utility model discloses a technical scheme be:
a medium plate streaking template, for assisting a medium streaking operation, comprising: the template body and the scribing pattern layer. The shape and the size of the bottom of the template body are matched with those of the bottom of the culture dish; the marking pattern layer is positioned on the bottom surface of the template body, during experimental operation, an operator observes the marking pattern layer of the marking template through the culture dish from the upper side, and the marking pattern layer and the template body are integrally formed.
Further, the template body is a circular sheet.
Further, the diameter of the bottom surface of the template body is matched with the diameter of the experimental culture dish. For example, a circular piece 90mm in diameter, 100mm in diameter.
Further, the thickness of the template body is 1-4 mm. Preferably, the thickness is 2mm, 3 mm.
Furthermore, the template body is made of a hard plastic plate. Preferably acrylic sheets, PP sheets, PC sheets, etc.
Further, the bottom surface of the template body includes an upper bottom surface and a lower bottom surface.
The utility model discloses in the preferred scheme, the dull and stereotyped marking off template of culture medium still includes the jack catch, the jack catch sets up in the edge of template body, and the arc surface that contacts with the culture dish matches with the circular arc of culture medium for template body and culture dish are connected in the location.
Further, the clamping jaws are at least three.
Further, the bottom surface that the template body and culture dish pasted mutually is provided with transparent sucking disc, is connecting the back through the jack catch location, utilizes the sucking disc to combine, ensures that culture dish and marking off template can accurate location combine fast in the experimentation, guarantees the marking off precision, reduces the experimental error that the human factor leads to.
Further, the transparent sucker is multiple.
Furthermore, the scribing pattern layer is set according to experimental needs, the pattern is composed of lines with arrows, the lines are colored and form contrast with the color of the culture medium, and scribing can be carried out according to the arrow direction in the using process.
To sum up, adopt above-mentioned technical scheme, the beneficial effects of the utility model are that:
1. the utility model discloses a dull and stereotyped marking off template of culture medium simple structure, preparation convenience, low cost.
2. The utility model discloses a dull and stereotyped marking off template of culture medium adopts the plastic slab to support the template picture, and the quality is light, can conveniently take in the hand in the experiment, can carry out dull and stereotyped marking off according to the arrow point direction of the last lines of marking off pattern, and the operation of marking off of more normative when improving marking off efficiency obtains more accurate result.
3. The utility model discloses a dull and stereotyped marking off template of culture medium adopts transparent material and marking off pattern layer integrated into one piece, and the protection of template body is received on the pattern layer, and abrasion resistance is excellent, and conveniently disinfects, is difficult to the decoloration inefficacy, can relapse repetitious usage.
Drawings
Fig. 1 is a schematic structural view of the flat plate scribing mold plate of the present invention.
FIG. 2 is a schematic diagram of the experimental operation performed by the experimenter using the medium plate streaking template of the present invention.
Fig. 3 is a schematic diagram of the experimental operation of a flat-plate scribing template with a jaw and a suction cup.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings. The specific embodiments described herein are merely illustrative of the invention and are not intended to be limiting of the invention.
Example 1
As shown in FIG. 1, a circular thin section streaking template having a diameter of 90mm and a thickness of 3mm was prepared from a transparent acrylic plate. In fig. 1(a), a pattern of scribe lines is provided on the upper bottom surface of the stencil body in a plan view from directly above, the pattern lines are black, there are A, B, C, D different divisions on the pattern, and each division has an arrowed line. FIG. 1(b) shows a sheet shape in side view.
In the experimental operation, as shown in fig. 2, a flat-plate streaking template 1 composed of a template body 11 and a streaking pattern layer 12 is placed under a petri dish 2 so that the upper and lower surfaces of the template are attached to the petri dish. The operator holds the culture dish 2 and the plate-like reticle 1 with one hand and the inoculating loop 5 with the other hand, and can perform a scribing operation on the culture medium 3 while looking at the pattern on the plate-like reticle 1. The culture dish 2 is partially covered by the culture dish lid 4 throughout the experiment.
Example 2
As shown in fig. 3, similar to embodiment 1, embodiment 2 is different from embodiment 1 in that 3 claws 2 are uniformly distributed on the edge of a template body 1 of a flat-plate streaking template, and 4 suckers 3 are distributed on the upper bottom surface of the template body 1 attached to a culture dish. During experimental operation, the flat plate scribing template and the culture dish 4 are positioned by the clamping jaws 2, and the template and the culture dish are fixedly adsorbed by the positioned suckers, so that the quick positioning combination of the scribing template and the culture dish is realized. When the culture dish moves or rotates during scribing, the scribing template and the culture dish can be attached together, and scribing precision can be guaranteed.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (9)
1. A medium plate streaking template for assisting medium streaking operations, the template comprising: the template comprises a template body and a scribing pattern layer; the bottom of the template body is matched with the bottom of the culture dish in shape and size, the lineation pattern layer is located on the bottom surface of the template body and used for observing the lineation pattern layer of the lineation template through the culture dish during experimental operation, and the lineation pattern layer and the template body are integrally formed.
2. The media plate streaking template of claim 1 wherein the template body is a circular piece.
3. The media plate streaking template of claim 1 or claim 2 in which the template body base diameter matches the laboratory dish base diameter.
4. The medium plate streaking template as claimed in claim 1 or 2 wherein the thickness of the template body is 1-4 mm.
5. The medium plate streaking template of claim 1 wherein the template body is made of a rigid plastic plate.
6. The medium plate streaking template as in claim 1 further comprising a jaw provided at an edge of the template body for positioning the connecting template and the culture dish.
7. The medium plate streaking template of claim 6 wherein there are at least three of said jaws.
8. The medium plate streaking template of claim 1 wherein the bottom surface of the template body against the culture dish is provided with a transparent suction cup.
9. The media plate streaking template of claim 8 wherein there are a plurality of the transparent suction cups.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020646349.3U CN212404081U (en) | 2020-04-24 | 2020-04-24 | Flat plate scribing template for culture medium |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020646349.3U CN212404081U (en) | 2020-04-24 | 2020-04-24 | Flat plate scribing template for culture medium |
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| CN212404081U true CN212404081U (en) | 2021-01-26 |
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| CN202020646349.3U Active CN212404081U (en) | 2020-04-24 | 2020-04-24 | Flat plate scribing template for culture medium |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113980799A (en) * | 2021-10-26 | 2022-01-28 | 陈福春 | Microbial bacteria cultivates and breeds and uses inoculation appearance |
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2020
- 2020-04-24 CN CN202020646349.3U patent/CN212404081U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113980799A (en) * | 2021-10-26 | 2022-01-28 | 陈福春 | Microbial bacteria cultivates and breeds and uses inoculation appearance |
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