CN216935774U - Low-temperature environment maintaining device for magnetic stirrer - Google Patents

Abstract

The utility model discloses a low-temperature environment maintaining device for a magnetic stirrer, which relates to the technical field of auxiliary experimental tools and solves the technical problem of magnetic stirring in a low-temperature environment, and comprises a bearing shell and a supporting shell, wherein the supporting shell is fixedly connected to the lower edge of the bearing shell; the bearing shell is of a reversed-square groove structure and comprises an outer shell and an inner shell which are vertically arranged, and a bottom shell arranged between the outer shell and the inner shell; the outer shell and the inner shell are both of square structures, and the middle part of the inner shell is a square opening which is communicated up and down; the bearing shell is of a 'return' groove body structure capable of bearing ice blocks or ice bags, and can surround the working table of the magnetic stirrer, so that the low-temperature environment near the working table is maintained.

Description

Low-temperature environment maintaining device for magnetic stirrer

Technical Field

The utility model relates to the technical field of auxiliary experimental tools, in particular to a low-temperature environment maintaining device for a magnetic stirrer.

Background

Magnetic stirrers are laboratory instruments for mixing liquids, primarily for stirring or simultaneously heating and stirring low-viscosity liquids or solid-liquid mixtures. The basic principle is that magnetic stirrer inside container is driven by magnetic field to rotate circularly to stir liquid.

In the research related to cell culture, fermentation, hybridization, biochemistry and enzymes and cell tissues, the magnetic stirrer is used to require the sample and the periphery to be in a low-temperature environment, and the activity change caused by the influence of temperature on the protein is prevented from causing deviation or inaccuracy of the experimental result.

However, the existing magnetic stirrer is of an open structure, can only stir at normal temperature, and is additionally provided with a heating control system to accelerate dissolution even if the magnetic stirrer has a temperature control function; so can be in the stirring in low temperature environment for the experimental sample, often can place magnetic stirrers and carry out work in the refrigerator, but a lot of difficulties can appear in this process, for example the connection problem is placed to the magnetic stirrers power cord, and the problem that the container was placed on magnetic stirrers can't be satisfied to the refrigerator space is little to and the refrigerator door is closed can hinder going on of experimental observation.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem that magnetic stirring is required in a low-temperature environment, the utility model provides a low-temperature environment maintaining device for a magnetic stirrer.

The utility model specifically adopts the following technical scheme for realizing the purpose:

a low-temperature environment maintaining device for a magnetic stirrer comprises a bearing shell and a supporting shell, wherein the supporting shell is fixedly connected to the lower edge of the bearing shell; the bearing shell is of a reversed-square groove structure and comprises an outer shell and an inner shell which are vertically arranged, and a bottom shell arranged between the outer shell and the inner shell; the outer shell and the inner shell are both of square structures, and a square opening which is communicated up and down is formed in the middle of the inner shell.

Further, the inner wall of outer casing covers and sets up first sponge layer, the inner wall that the inner shell corresponds "returning" font cell body structure covers and sets up the second sponge layer.

Furthermore, a sponge body structure is arranged in the square opening, the sponge body structure is sponge with an outer square and an inner circle, and slits are formed at equal parts of the inner circumference to form gaps.

Preferably, the supporting shell is a plate structure with folded angles at two ends, and the two sides of the supporting shell are both provided with the supporting shell.

Preferably, the support housing is a three-sided vertical frame structure, wherein two sides of the front surface have folding angles

The utility model has the following beneficial effects:

1. the bearing shell is of a 'return' groove body structure capable of bearing ice cakes, and can surround the working table of the magnetic stirrer, so that a low-temperature environment near the working table is maintained; the sponge layer is added on the inner layer of the reversed-square-shaped groove body structure, ice blocks are replaced by the reusable ice bag, the step of dumping ice block water by moving the whole ice bag dumping device is omitted, the risk that a sample container on a working table surface is dumped due to movement of the ice bag dumping device is avoided, time and worry are saved in the operation process, only the frozen ice bag is needed to replace the melted ice bag, the sponge layer can assist the ice bag to be placed stably, a certain heat preservation effect is achieved, and the melting speed of the ice bag is reduced.

2. The sponge body structure is arranged in the square opening, so that the stable arrangement of the sample container can be assisted, and the heat preservation is carried out on the sample container, so that the low-temperature operation effect is better; and the sponge body structure circumference is seted up the gap and can be deformed to adapt to the sample container of different sizes, has the flexibility of operation and use.

3. The supporting shell in the utility model forms a lower space capable of accommodating the magnetic stirrer, the bend angle in the bearing shell is arranged, the stability is enhanced, and the space for operating the magnetic stirrer is reserved on the front side, so that the magnetic stirrer is convenient to observe and use.

Drawings

FIG. 1 is a schematic view of the present invention in use;

FIG. 2 is a schematic top view of the present invention;

FIG. 3 is a schematic bottom view of the present invention;

FIG. 4 is a schematic cross-sectional view of the present invention;

FIG. 5 is a schematic view of an alternative construction of the support housing of the present invention;

reference numerals: 1-ice bag, 2-bearing shell, 3-supporting shell, 4-magnetic stirrer, 5-first sponge layer, 6-second sponge layer, 7-sponge body structure, 8-annular opening, 9-square opening, 201-outer shell, 202-inner shell, 203-bottom shell, 301-bevel, 401-working table top and 701-gap.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example 1

As shown in fig. 1 to 4, the present embodiment provides a low temperature environment maintaining device for a magnetic stirrer, which comprises a bearing housing 2 and a supporting housing 3, wherein the supporting housing 3 is fixedly connected to the lower edge of the bearing housing 2, and the bearing housing 2 is used for placing ice cubes.

As shown in fig. 2, specifically, the bearing housing 2 is of a "return" groove structure, and includes an outer housing 201 and an inner housing 202 that are vertically arranged, and a bottom housing 203 that is arranged between the outer housing 201 and the inner housing 202; the outer shell 201 and the inner shell 202 are both of a square structure, the size of the inner shell 202 is smaller than that of the outer shell 201 and is arranged in the middle of the outer shell 201, and the inner shell 202 is internally provided with a square opening 9 which is through up and down.

When the device is used, the whole device falls down from the upper part of the magnetic stirrer 4, so that the working table 401 enters the square opening 9, the square groove body structure is filled with ice blocks, a low-temperature environment is generated around the working table 401, and a sample container placed on the working table 401 works in the low-temperature environment.

Example 2

As shown in fig. 1 to 4, the present embodiment provides a low temperature environment maintaining device for a magnetic stirrer, which comprises a bearing housing 2 and a supporting housing 3, wherein the supporting housing 3 is fixedly connected to the lower edge of the bearing housing 2 for supporting, and the bearing housing 2 is used for placing an ice bag 1.

As shown in fig. 2, the bearing shell 2 is of a slot structure in a shape like a Chinese character 'hui', and comprises an outer shell 201 and an inner shell 202 which are vertically arranged, and a bottom shell 203 arranged between the outer shell 201 and the inner shell 202; the outer shell 201 and the inner shell 202 are both of a square structure, the size of the inner shell 202 is smaller than that of the outer shell 201 and is arranged in the middle of the outer shell 201, and the inner shell 202 is internally provided with a square opening 9 which is through up and down.

The square opening 9 is used for arranging the sponge body structure 7, and the upper part of the magnetic stirrer 4 can be accommodated in the square opening 9, so that the square working table 401 is enclosed in a structure of a groove body shaped like a Chinese character 'hui'.

As shown in fig. 2, the inner wall of the outer shell 201 is covered with a first sponge layer 5, and oppositely, the inner wall of the groove body of the inner shell 202 is covered with a second sponge layer 6, and the first sponge layer 5 and the second sponge layer 6 are used for maintaining stable placement of the ice bag and have a certain heat preservation effect.

As shown in fig. 2, the inner shell 202 is fixedly connected to the sponge structure 7, that is, the sponge structure 7 is disposed in the square opening 9, and the sponge structure 7 is disposed on the upper portion of the square opening 9, and the lower portion of the square opening 9 reserves a space of the working table 401 of the magnetic stirrer 4.

The sponge body structure 7 is a sponge with an outer square and an inner circle, slits are formed in equal parts of the inner circumference to form slits 701, the center of the sponge body structure 7 is an annular opening 8 which is communicated up and down, and sample containers such as beakers, conical flasks, measuring cylinders and the like are placed in the annular opening 8.

As shown in fig. 3, the supporting housing 3 is connected below the carrying housing 2 as a supporting structure, and is a plate structure with folded corners 301 at two ends, the supporting housing 3 is disposed at two sides of the carrying housing 2, wherein the folded corners 301 extend to the front/back to form an inward folded corner of the lower space, and the space between the two folded corners in the front can expose the display screen and the operation button of the magnetic stirrer 4 for convenient observation and operation, as shown in fig. 1.

As an alternative structure, as shown in fig. 5, the supporting housing 3 is a three-sided vertical frame structure, wherein two sides of the front face have folded corners 301, a space between two folded corners in the front face can expose the display screen and the operation buttons of the magnetic stirrer 4 for convenient observation and operation, and a gap for passing the electric wire can be reserved on the back or side of the supporting housing 3.

When the device is used, the whole device falls down from the upper part of the magnetic stirrer 4, so that a working table 401 enters the square opening 9, the sponge body structure 7 is positioned above the working table 401, and the bottom of the sponge body structure 7 can be in contact with or not in contact with the working table 401; then, the sample container falls onto the working table 401 from the annular opening 8, the inner circumference of the sponge body structure 7 is provided with a gap 701 so as to conveniently accommodate sample containers with different sizes, for example, a small beaker can directly pass through the annular opening 8, a conical flask needs to extrude and deform the sponge body structure 7 and then passes through the annular opening 8, and a measuring cylinder needs to extrude and deform the sponge body structure 7 and wrap the measuring cylinder; then, the four ice bags are respectively placed in a reversed-square groove structure, the bottom of each ice bag is limited by the outer shell 201 and the inner shell 202, and the first sponge layer 5 and the second sponge layer 6 are extruded and deformed to have friction force, so that the ice bags are more stably arranged; the sample container is surrounded by the ice bag around, so that the sample container generates a low-temperature environment, and the ice bag can be replaced at any time to maintain the low-temperature environment.

Claims (5)

1. A low-temperature environment maintaining device for a magnetic stirrer is characterized by comprising a bearing shell (2) and a supporting shell (3), wherein the supporting shell (3) is fixedly connected to the lower edge of the bearing shell (2); the bearing shell (2) is of a reversed-square groove structure and comprises an outer shell (201) and an inner shell (202) which are vertically arranged, and a bottom shell (203) arranged between the outer shell (201) and the inner shell (202); the outer shell (201) and the inner shell (202) are both of a square structure, and the middle of the inner shell (202) is provided with a square opening (9) which is communicated up and down.

2. The low-temperature environment maintaining device for the magnetic stirrer according to claim 1, wherein a first sponge layer (5) is covered on the inner wall of the outer shell (201), and a second sponge layer (6) is covered on the inner shell (202) corresponding to the inner wall of the reversed-square groove structure.

3. A low temperature environment maintaining device for a magnetic stirrer according to claim 1 or 2, wherein a sponge structure (7) is arranged in the square opening (9), the sponge structure (7) is a sponge with an outer side and an inner side, and slits (701) are formed at equal parts of the inner circumference.

4. A low temperature environment maintaining device for magnetic stirrers, according to claim 1, characterized in that said supporting shell (3) is a plate structure with folded angles (301) at both ends, arranged on both sides of the supporting shell (2).

5. A low temperature environment maintaining device for magnetic stirrer according to claim 1, wherein the supporting housing (3) is a three-sided surrounding upright frame structure with folds (301) on both sides of the front surface.

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