CN205603581U - Petri dish box - Google Patents

Abstract

The utility model relates to a biological assay instrument and equipment field, in particular to petri dish box. The utility model provides a petri dish box, including lid, base and culture dish frame, the lid is cylindrically, interior cavity, and the top is sealed, and lateral wall internal surface lower extreme is provided with the screw, is provided with the switch of ventilating in the middle of the lateral wall, the base is solid columnar body, and the side surface upper end is provided with the screw thread, and the top is provided with the jack, and the jack does not run through whole base, for pedestal height's 34, base side surface upper end screw thread is corresponding with lid lateral wall internal surface lower extreme screw thread, and the lid passes through the screw thread switching, the culture dish frame comprises pillar and more than one tray, and pillar and tray are the integral type structures, the unable dismantlement, the pillar inlays the formula of inserting with the base jack and corresponds, and the culture dish was put up the pillar and is fixed on the base, can dismantle. Petri dish box not only for culture dish sterilization, culture medium flat board solidify, special microbial cultivation provides fixed space, but also can reduce the microbiological contamination rate that whole process was cultivateed in the microorganism inoculation.

Description

A kind of Petri dish box

Technical field

This utility model relates to biotic experiment instrument and equipment field, particularly to a kind of Petri dish box.

Background technology

Culture dish be Microbiological Lab through commonly used glass experiment equipment, be mainly used to cultivate various microorganism.Logical The process that in the case of Chang, microbial inoculant is cultivated is as follows: (1) cleans the culture dish newspaper parcel dried, pressure cooker sterilizing；(2) Superclean bench makes culture medium flat plate, to be solidified (because of laboratory superclean bench limited amount, so flat board solidified In journey, other people can arbitrarily use)；(3) inoculation；(4) inoculated culture dish is put into tying in disposable freshness protection package；(5) Transfer to incubator is cultivated (because laboratory cultures box number is limited, the cultivation so various microorganism is put together, Er Qiepei During supporting, other people can arbitrarily open incubator).There is open defect in the most whole operating process: (1) culture dish sterilizing does not has There is fixing container, can only wrap up with newspaper, not only waste time and energy but also sterilization process is easily intake and causes culture dish to scatter Sterilizing is the most thorough；(2) easy microbiological contamination in good culture medium flat plate process of setting；(3) disposable freshness protection package wrapping, not only wastes And airtight, it is unfavorable for the growth of aerobic bacteria；(4) in incubator, various microorganisms are put together and are cultivated not only easily microbiological contamination, And aerobic-anaerobic condition can not realize.

Utility model content

The shortcoming of prior art in view of the above, the purpose of this utility model is to provide a kind of Petri dish box, is used for Solve the problems of the prior art.

For achieving the above object and other relevant purposes, this utility model provides a kind of Petri dish box, including lid, base With culture dish frame, described lid is cylinder, interior hollow, top closure, and side wall inner surfaces lower end is provided with screw thread, in the middle of sidewall Being provided with ventilation switch, described ventilation switch has two, symmetrical distribution；Described base is solid cylinder, on side surface End is provided with screw thread, and top is provided with jack, and jack is not through whole base, and the degree of depth is the 3/4 of substructure height, and described jack has Three, the symmetrical distribution of two of which jack, the 3rd jack is distributed in the first two jack and connects in the middle of the circular arc formed, institute Stating base side surface threaded upper ends corresponding with cover side wall inner surface lower end screw thread, lid passes through screw thread opening and closing；Described cultivation Ware frame is made up of pillar and more than one pallet, and pillar and pallet are integral structures, it is impossible to dismounting, and described pillar has three, Being distributed in tray edge, lower end protrudes from pallet, and upper end does not highlights, and wherein the first pillar and the second pillar are in the pallet left and right sides Symmetrical, the 3rd pillar is distributed between the first pillar, the second pillar, and described pillar is corresponding with base jack insertion type, training Supporting ware frame to be fixed on base by pillar, detachably, described pallet has shirt rim, edge to have 30 degree of sector notch, with the 3rd Pillar is centrosymmetric.

Preferably, described ventilation switch is made up of plate, slot and passage.

It is furthermore preferred that described plate and slot match.

It is furthermore preferred that centre position, described plate upper end has a groove.

It is furthermore preferred that described passage is opened on cover side wall, inside the wall of corresponding passage position, adhere to one layer of aperture It it is the ultrafilter membrane of 0.2 micron.

Preferably, described substructure height≤lid height.

Preferably, Petri dish box is cylinder, its basal diameter >=its height.

It is furthermore preferred that Petri dish box basal diameter ＞ pallet diameter.

It is furthermore preferred that a diameter of 5cm-17cm of described pallet, shirt rim height is 1cm, is spaced apart 4cm between pallet.

Preferably, each assembly of Petri dish box, all use exotic material to make including lid, base and culture dish frame.

This utility model provides a kind of Petri dish box, and described Petri dish box both may be used for the whole of microbial inoculant cultivation Individual process, it is also possible to be used alone as culture dish sterilization container, culture medium flat plate solidification container or microorganism isolation culture vessel, Reduce microbiological contamination rate.On the whole, this utility model has the advantages that

(1) Petri dish box that this utility model provides, can use manpower and material resources sparingly as culture dish sterilization container, Yi Fangyi Taking, sterilizing is thorough；

(2) Petri dish box that this utility model provides, during as culture medium flat plate solidification container, in good flat board is placed on It is to be solidified that face can be placed on optional position etc., had both been not take up superclean bench space and can also reduce the probability of microbiological contamination；

(3) Petri dish box that this utility model provides, during as microorganism isolation culture vessel, microorganism is placed on big cultivation Anaerobic-aerobic condition can be regulated when case is cultivated as required and reduce the probability polluting other miscellaneous bacterias；

(4) this utility model provide Petri dish box, for microbial inoculant cultivate whole process time, easy to operate soon Victory, and culture dish is in gnotobasis all the time, is substantially reduced microbiological contamination risk, improves experiment success rate.

Accompanying drawing explanation

Fig. 1 is shown as the overall structure schematic diagram of this utility model Petri dish box.

Fig. 2 is shown as structural representation when this utility model Petri dish box ventilation switch cuts out.

Fig. 3 is shown as structural representation when this utility model Petri dish box ventilation switch opens.

Element numbers explanation

1 lid

2 bases

3 culture dish framves

4 lid screw threads

5 ventilation switches

5 (1) plates

5 (2) slots

5 (3) passages

5 (4) ultrafilter membranes

5 (5) grooves

6 whorl of base

7 (1) first jacks

7 (2) second jacks

7 (3) the 3rd jacks

8 (1) first pillars

8 (2) second pillars

8 (3) the 3rd pillars

9 pallets

Detailed description of the invention

By particular specific embodiment, embodiment of the present utility model being described below, those skilled in the art can be by this Content disclosed by description understands other advantages of the present utility model and effect easily.

Refer to Fig. 1 to Fig. 3.It should be clear that structure depicted in this specification institute accompanying drawings, ratio, size etc., the most only in order to Coordinate the content disclosed in description, understand for those skilled in the art and read, being not limited to this utility model Enforceable qualifications, therefore do not have technical essential meaning, the modification of any structure, the change of proportionate relationship or size Adjust, under not affecting effect that this utility model can be generated by and the purpose that can reach, all should still fall at this utility model In the range of disclosed technology contents can be contained.Meanwhile, in this specification cited as " on ", D score, "left", "right", The term of " middle " and " one " etc., is merely convenient to understanding of narration, and is not used to limit the enforceable scope of this utility model, Being altered or modified of its relativeness, is changing under technology contents without essence, when being also considered as the enforceable category of this utility model.

As it is shown in figure 1, this utility model provides a kind of Petri dish box, including lid (1), base (2) and culture dish frame (3), base (2) highly≤lid (1) highly, Petri dish box is cylinder, its basal diameter >=its height, to ensure culture dish During the upper culture dish holding of frame (3), whole Petri dish box is not toppled over.Lid (1) in cylinder, interior hollow, top closure, side Wall inner surface lower end is provided with screw thread (4), is provided with two ventilations switch (5), symmetrical distribution in the middle of sidewall；Base (2) Being solid cylinder, side surface upper end is provided with screw thread (6), and top is provided with three jacks (7), and jack (7) is not through whole Base (2), the degree of depth is the 3/4 of base (2) height, wherein the first jack (7 (1)) and symmetrical point of the second jack (7 (2)) Cloth, the 3rd jack (7 (3)) is distributed in the middle of the circular arc of front first jack (7 (1)) and the second jack (7 (2)) connection formation, Base (2) side surface threaded upper ends (6) is corresponding with cover side wall inner surface lower end screw thread (4), and lid (1) passes through screw thread (4) (6) opening and closing；Culture dish frame (3) is made up of pillar (8) and more than one pallet (9), and pillar (8) and pallet (9) are integral types Structure, it is impossible to dismounting.Pillar (8) has three, is distributed in pallet (9) edge, and lower end protrudes from pallet (9), and upper end does not highlights；Its In the first pillar (8 (1)) and the second pillar (8 (2)) symmetrical in the pallet left and right sides, the 3rd pillar (8 (3)) is distributed in Between one pillar (8 (1)), the second pillar (8 (2)), beneficially the picking and placeing of culture dish；Pillar (8) and base jack (7) insertion type pair Should, culture dish frame (3) is fixed on base (2), detachable between pillar (8) and base (2), beneficially Petri dish box each several part Cleaning.Pallet (9) a diameter of 5cm-17cm, corresponding with commercially available culture dish diameter；Pallet (9) has the shirt rim, shirt rim height to be 1cm, prevents the culture dish put well from dropping；There are 30 degree of sector notch at edge, is centrosymmetric with the 3rd pillar (8 (3)), it is simple to Picking and placeing of culture dish；When pallet (9) quantity is more than 1, between two pallets (9), it is spaced apart 4cm.

Such as Fig. 2, shown in Fig. 3, ventilation switch (5) on lid (1) is by plate (5 (1)), slot (5 (2)) and passage (5 (3)) composition；Plate (5 (1)) and slot (5 (2)) match；Plate (5 (1)) centre position, upper end has a groove (5 (5)), it is simple to user push-and-pull plate (5 (1)) so that it is slide along slot (5 (2)).

As it is shown on figure 3, passage (5 (3)) is opened on lid (1) sidewall, inside the wall of corresponding passage (5 (3)) position Adhere to the ultrafilter membrane (5 (4)) that one layer of aperture is 0.2 micron.During use, if needing ventilation or creating oxygen environment, will insert Plate (5 (1)) pulls open, and exposes passage (5 (3)), and the ultrafilter membrane (5 (4)) of passage (5 (3)) inner side can stop the miscellaneous bacterias such as antibacterial Enter, it is ensured that the gnotobasis in box；If need not ventilation or creating anaerobic environment, by plate (5 (1)) drawing, close Passage (5 (3)), it is ensured that anaerobic gnotobasis in box.

In sum, this utility model effectively overcomes various shortcoming of the prior art and has high industrial exploitation value Value.

Above-described embodiment only illustrative principle of the present utility model and effect thereof are new not for limiting this practicality Type.Above-described embodiment all can be carried out by any person skilled in the art under spirit and the scope of the present utility model Modify or change.Therefore, art has usually intellectual such as without departing from the essence disclosed in this utility model All equivalences completed under god and technological thought are modified or change, and must be contained by claim of the present utility model.

Claims (9)

1. a Petri dish box, it is characterised in that include lid (1), base (2) and culture dish frame (3), described lid (1) in Cylinder, interior hollow, top closure, side wall inner surfaces lower end is provided with screw thread (4), is provided with ventilation switch (5) in the middle of sidewall, Described ventilation switch (5) has two, symmetrical distribution；Described base (2) is solid cylinder, and side surface upper end is provided with spiral shell Stricture of vagina (6), top is provided with jack (7), and jack (7) is not through whole base (2), and the degree of depth is the 3/4 of base (2) height, described Jack (7) has three, wherein the first jack (7 (1)) and the second jack (7 (2)) symmetrical distribution, the 3rd jack (7 (3)) It is distributed in front first jack (7 (1)) and the second jack (7 (2)) connects in the middle of the circular arc formed, on described base (2) side surface End screw thread (6) is corresponding with cover side wall inner surface lower end screw thread (4), and lid (1) passes through screw thread (4) and (6) opening and closing；Described training Supporting ware frame (3) to be made up of pillar (8) and more than one pallet (9), pillar (8) and pallet (9) are integral structures, it is impossible to tear open Unloading, described pillar (8) has three, is distributed in pallet (9) edge, and lower end protrudes from pallet (9), and upper end does not highlights, and wherein first Pillar (8 (1)) and the second pillar (8 (2)) are symmetrical in the pallet left and right sides, and the 3rd pillar (8 (3)) is distributed in the first pillar Between (8 (1)), the second pillar (8 (2)), described pillar (8) is corresponding with base jack (7) insertion type, and culture dish frame (3) passes through Pillar (8) is fixed on base (2), and detachably, described pallet (9) has shirt rim, edge to have 30 degree of sector notch, with the 3rd Post (8 (3)) is centrosymmetric.

2. Petri dish box as claimed in claim 1 a kind of, it is characterised in that described ventilation switch (5) by plate (5 (1)), insert Groove (5 (2)) and passage (5 (3)) composition.

3. a kind of Petri dish box as claimed in claim 2, it is characterised in that described plate (5 (1)) centre position, upper end has One groove (5 (5)).

4. a kind of Petri dish box as claimed in claim 2, it is characterised in that described plate (5 (1)) and slot (5 (2)) match Close.

5. a kind of Petri dish box as claimed in claim 2, it is characterised in that described passage (5 (3)) is opened in lid (1) side On wall, inside the wall of corresponding passage (5 (3)) position, one layer of aperture of adhesion is the ultrafilter membrane (5 (4)) of 0.2 micron.

6. Petri dish box as claimed in claim 1 a kind of, it is characterised in that described base (2) highly≤lid (1) highly.

7. a kind of Petri dish box as claimed in claim 1, it is characterised in that box body is cylinder, its basal diameter >=its height Degree, its basal diameter ＞ pallet (9) diameter.

8. a kind of Petri dish box as claimed in claim 1, it is characterised in that described pallet (9) a diameter of 5cm-17cm, shirt rim Being highly 1cm, pallet is spaced apart 4cm between (9).

9. a kind of Petri dish box as claimed in claim 1, it is characterised in that each assembly of Petri dish box, including lid (1), the end Seat (2) and culture dish frame (3) all use exotic material to make.