CN214781820U

CN214781820U - Escherichia coli culture apparatus convenient to sample

Info

Publication number: CN214781820U
Application number: CN202121105230.6U
Authority: CN
Inventors: 魏静; 陈廷涛
Original assignee: Nanchang University
Current assignee: Nanchang University
Priority date: 2021-05-22
Filing date: 2021-05-22
Publication date: 2021-11-19
Anticipated expiration: 2031-05-22

Abstract

The utility model relates to the technical field of escherichia coli culture devices, in particular to an escherichia coli culture device convenient for sampling, which comprises a culture dish body and a protective cover, wherein the top of the culture dish body is open, and the protective cover is arranged at the top of the culture dish; a first through hole penetrates through the center of the top of the protecting cover along the vertical direction, a sealing ball is arranged in the inner cavity of the first through hole, and rotating rods are fixedly connected to the center of the left side and the center of the right side of the sealing ball; the utility model discloses escherichia coli culture apparatus convenient to sample, through sealed ball cooperation stopper and bull stick and the second through-hole that sets up, can be so that the staff is taking out the sample the back, and the sealed ball of quick rotation is sealed with first through-hole department, and the effectual time that reduces the inside and outside air contact of culture dish when taking a sample utilizes the handle cooperation sampling tube of setting and scrapes the mouth simultaneously for the staff need not to open the protecting cover when taking a sample, has accelerated the efficiency of sample.

Description

Escherichia coli culture apparatus convenient to sample

Technical Field

The utility model relates to an escherichia coli culture apparatus technical field specifically is an escherichia coli culture apparatus convenient to sample.

Background

Escherichia coli, also known as Escherichia coli, was found in 1885. Escherichia coli is a conditional pathogen, and can cause gastrointestinal tract infection or urinary tract infection of various local tissues and organs of human and various animals under certain conditions.

Currently, when escherichia coli is cultured, the escherichia coli is generally cultured by using a culture dish, but in the process of culturing, in order to observe the culture effect of Escherichia coli, a plurality of culture dishes are randomly selected for sampling, the samples are smeared on a glass slide and are placed under a microscope for observation, however, most of the prior culture dishes are composed of a body and a protecting cover, the protecting cover needs to be opened for sampling, so that the sampling operation can be carried out, but after the protecting cover is opened, the escherichia coli in the culture dish can be in contact with a large amount of outside air, may have certain influence on the cultivation of the escherichia coli, and the action of opening, sampling and then closing the plurality of culture dishes consumes certain time, reduces the sampling efficiency, therefore, it is necessary to design an escherichia coli culture apparatus which facilitates sampling and reduces the contact time between the inside of the culture dish and the outside air during sampling.

SUMMERY OF THE UTILITY MODEL

The utility model provides a be not enough to prior art, the utility model provides a escherichia coli culture apparatus convenient to sample possesses convenient sample, and reduces advantages such as culture dish inside and outside air contact time during the sample, has solved traditional culture dish and need consume the certain time in the sample when quantity is more, and leads to the longer problem of thallus in the culture dish and air contact time easily when just taking a sample.

The utility model discloses an escherichia coli culture device convenient for sampling, which comprises a culture dish body and a protective cover, wherein the top of the culture dish body is in an open shape, and the protective cover is arranged at the top of the culture dish body; a first through hole penetrates through the center of the top of the protecting cover along the vertical direction, a sealing ball is arranged in an inner cavity of the first through hole, rotating rods are fixedly connected to the center of the left side and the center of the right side of the sealing ball, and the two rotating rods are rotatably connected with the inner wall of the first through hole; the center position at the top of the sealing ball is provided with a second through hole along the vertical direction, a sampling tube is movably inserted in the second through hole, and the top end of the sampling tube is fixedly connected with a handle.

As a further improvement, the position that culture dish body surface is close to the top is around four permanent magnets of annular equidistance fixedly connected with, the inboard position that is close to the bottom of protecting cover and the permanent magnet that the position fixedly connected with that four permanent magnets of culture dish body surface correspond adsorb each other's permanent magnet.

Through the design of the technical scheme, the connection between the protective cover and the culture dish body is more stable.

As a further improvement, the position that first through-hole inner wall is close to the bottom is around annular fixedly connected with stopper, the stopper agrees with the ball sealer shape.

Through the design of the technical scheme, the sealing ball can be more stably limited in the first through hole.

As a further improvement, the sampling tube bottom fixedly connected with scrapes the mouth, it is the round platform shape structure to scrape the mouth, it is the cavity structure to scrape the mouth bottom, the diameter of second through-hole is greater than the diameter of scraping the mouth.

Through the design of the technical scheme, the worker can better scrape the sample.

As a further improvement of the utility model, the ball sealer is made for rubber, the diameter looks adaptation of ball sealer diameter and first through-hole.

Through the design of the technical scheme, the sealing ball can better seal the first through hole.

Compared with the prior art, the beneficial effects of the utility model are as follows:

the utility model discloses escherichia coli culture apparatus convenient to sample, sealed ball cooperation stopper and bull stick and second through-hole through setting up, can make the staff take out the back with the sample, the sealed ball of quick rotation is sealed with first through-hole department, the effectual time that reduces the inside and outside air contact of culture dish when taking a sample, utilize the handle cooperation sampling tube of setting and scrape the mouth simultaneously, make the staff need not to open the protecting cover when taking a sample, the efficiency of sample has been accelerated, it needs to consume the certain time to have solved traditional culture dish when a lot of samples, and lead to the longer problem of thallus and air contact time in the culture dish during the sample easily.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:

FIG. 1 is a schematic view of the overall front sectional structure of the present invention;

FIG. 2 is a front view of the culture dish and the protecting cover;

FIG. 3 is a schematic perspective view of the culture dish body and the protecting cover of the present invention;

FIG. 4 is a schematic top view of the sealing ball of the present invention;

fig. 5 is an enlarged schematic view of a portion a of fig. 1 according to the present invention.

In the figure: 01. a culture dish body; 02. a protective cover; 03. a grip; 04. a sampling tube; 05. scraping a nozzle; 06. a first through hole; 07. a limiting block; 08. a permanent magnet; 09. a sealing ball; 10. a second through hole; 11. and (4) rotating the rod.

Detailed Description

In the following description, numerous implementation details are set forth in order to provide a more thorough understanding of the present invention. It should be understood, however, that these implementation details should not be used to limit the invention. That is, in some embodiments of the invention, details of these implementations are not necessary. In addition, some conventional structures and components are shown in simplified schematic form in the drawings.

In addition, the descriptions related to "first", "second", etc. in the present invention are only for description purposes, not specifically referring to the order or sequence, and are not intended to limit the present invention, but only to distinguish the components or operations described in the same technical terms, and are not to be construed as indicating or implying any relative importance or implicit indication of the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.

Referring to fig. 1, the escherichia coli culture apparatus convenient for sampling of the present invention comprises a culture dish body 01 and a protecting cover 02, wherein the top of the culture dish body 01 is open, and the protecting cover 02 is arranged on the top of the culture dish body 01; a first through hole 06 penetrates through the center of the top of the protecting cover 02 along the vertical direction, a sealing ball 09 is arranged in the inner cavity of the first through hole 06, rotating rods 11 are fixedly connected to the center of the left side and the center of the right side of the sealing ball 09, and the two rotating rods 11 are rotatably connected with the inner wall of the first through hole 06; the central position at the top of the sealing ball 09 is provided with a second through hole 10 along the vertical direction, a sampling tube 04 is movably inserted in the second through hole 10, and the top end of the sampling tube 04 is fixedly connected with a handle 03.

Referring to fig. 3, the outer surface of the culture dish body 01 is fixedly connected with four permanent magnets 08 at equal intervals around the ring at the position close to the top, the inner side of the protecting cover 02 is fixedly connected with permanent magnets 08 which are mutually adsorbed at the position close to the bottom and corresponding to the four permanent magnets 08 on the outer surface of the culture dish body 01, and the protecting cover 02 and the culture dish body 01 are more stably connected through the structure.

Referring to fig. 2, a position of the inner wall of the first through hole 06 near the bottom is fixedly connected with a limiting block 07 around a ring, the shape of the limiting block 07 is matched with that of the sealing ball 09, and the sealing ball 09 can be more stably limited in the first through hole 06 due to the structural arrangement.

Referring to fig. 1, the bottom end of the sampling tube 04 is fixedly connected with the scraping nozzle 05, the scraping nozzle 05 is of a circular truncated cone structure, the bottom of the scraping nozzle 05 is of a cavity structure, and the diameter of the second through hole 10 is larger than that of the scraping nozzle 05.

Referring to fig. 4 and 5, the sealing ball 09 is made of rubber, the diameter of the sealing ball 09 is matched with the diameter of the first through hole 06, and the sealing ball 09 can better seal the first through hole 06.

When using the utility model discloses the time: grab handle 03 earlier and rotate sampling tube 04, make scrape the mouth 05 and scrape in the 01 inner chamber of culture dish body, with this with the escherichia coli adhesion on scraping the mouth 05, upwards extract sampling tube 04 again, stir the ball sealer 09 the very first time after extracting, utilize bull stick 11 to make the ball sealer 09 rotatory, make the laminating of second through-hole 10 on the ball sealer 09 and the 06 inner wall of first through-hole, with this utilize the ball sealer 09 to seal first through-hole 06 department fast, furthest's reduction the time of culture dish body 01 inner chamber and outside air contact, after extracting the sampling tube 04, will scrape the escherichia coli of adhesion on the mouth 05 and clean on the slide glass, can place the slide glass and observe the culture conditions of escherichia coli under the microscope.

The above description is only an embodiment of the present invention, and is not intended to limit the present invention. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.

Claims

1. The utility model provides an escherichia coli culture apparatus convenient to sample, includes culture dish body (01) and protecting cover (02), its characterized in that: the top of the culture dish body (01) is open, and a protective cover (02) is arranged at the top of the culture dish body (01);

a first through hole (06) penetrates through the center of the top of the protecting cover (02) along the vertical direction, a sealing ball (09) is arranged in the inner cavity of the first through hole (06), rotating rods (11) are fixedly connected to the center of the left side and the right side of the sealing ball (09), and the two rotating rods (11) are rotatably connected with the inner wall of the first through hole (06);

the central position at the top of the sealing ball (09) is provided with a second through hole (10) along the vertical direction, a sampling tube (04) is movably inserted in the second through hole (10), and the top end of the sampling tube (04) is fixedly connected with a handle (03).

2. An escherichia coli culture apparatus facilitating sampling according to claim 1, wherein: the position that culture dish body (01) surface is close to the top is around four permanent magnets (08) of annular equidistance fixedly connected with, the inboard position that is close to the bottom of protecting cover (02) and the position fixedly connected with permanent magnet (08) that four permanent magnets (08) of culture dish body (01) surface correspond adsorb each other.

3. An escherichia coli culture apparatus facilitating sampling according to claim 1, wherein: the position that first through-hole (06) inner wall is close to the bottom is around annular fixedly connected with stopper (07), stopper (07) agrees with sealed ball (09) shape.

4. An escherichia coli culture apparatus facilitating sampling according to claim 1, wherein: sampling tube (04) bottom fixedly connected with scrapes mouth (05), it is round platform shape structure to scrape mouth (05), it is the cavity structure to scrape mouth (05) bottom, the diameter of second through-hole (10) is greater than the diameter of scraping mouth (05).

5. An escherichia coli culture apparatus facilitating sampling according to claim 1, wherein: the sealing ball (09) is made of rubber, and the diameter of the sealing ball (09) is matched with that of the first through hole (06).