CN219454357U - Portable sample low temperature save set - Google Patents

Abstract

The utility model discloses a portable sample low-temperature preservation device which comprises a box body and is characterized in that the upper layer of the box body is a drawer type refrigerator with a built-in cold source, the lower layer of the box body is a sample chamber, the sample chamber is provided with a door capable of opening and closing, a movable test tube rack is arranged in the sample chamber, the bottom of the sample chamber is provided with a bottom plate for placing a solid sample, and the bottom of the refrigerator is provided with a plurality of cold air conducting holes for conducting cold air in the refrigerator into the sample chamber.

Description

Portable sample low temperature save set

Technical Field

The utility model relates to the field of biomedical scientific research products, in particular to a portable sample low-temperature storage device.

Background

With the development of life science research and the progress of disease analysis and detection in clinical medical fields, there is an increasing demand for biological samples by researchers, and common biochemical samples include human organ tissues, whole blood, plasma, serum, biological fluids or processed biological samples (including DNA, RNA, proteins, etc.). The biological sample is required to be sent to a laboratory for separation treatment as soon as possible after being taken, and the accuracy, rapidity and low temperature principles are required to be followed in the process, so that higher requirements are placed on the storage and transportation of the biological sample. At present, the main method for transporting samples in hospitals is to place a container with samples in a foam box in which ice cubes or ice bags or ice water are placed in advance, and the method has certain disadvantages: 1. the sample is directly contacted with a cold source to cause low-temperature frostbite of the sample, so that the activity of the sample is influenced; 2. no fixing device exists in the transportation process, so that the sample is easy to collide or fall, and the integrity of the sample is damaged; 3. the condition that the cold source is melted occurs in the long-distance transportation process, and the biological sample is exposed to the outside in the process of replacing the cold source; 4. some hospitals can use a cold chain special low-temperature transfer box, but the box body is generally oversized, and the transfer is supported by electric power, so that the operation is inconvenient; 5. in biomedical research, tissue of the same patient or experimental object is obtained, and usually includes liquid biological specimens such as blood and various solid biological specimens, and the existing conveying device is difficult to meet simultaneously.

Disclosure of Invention

The utility model aims to solve the technical problem of providing a portable sample low-temperature preservation device which can be preserved in a low-temperature sealing mode and is convenient to transport.

The technical scheme adopted for solving the technical problems is as follows: the utility model provides a portable sample cryopreservation apparatus, includes the box, the upper strata of box be the drawer type freezer of built-in cold source, the lower floor of box be the sample room, the sample room be provided with the chamber door that can open and shut, the sample room in be provided with mobilizable test-tube rack, the bottom of sample room be provided with the bottom plate that is used for placing solid sample, the bottom of freezer be provided with a plurality of be used for with the freezer in the cold air pass to the cold air conduction hole in the sample room. The refrigerator and the sample chamber are mutually independent, so that the sample can be prevented from being damaged by direct contact with the cold source, meanwhile, the refrigerator can store a certain cold source such as a cold block and dry ice, and the cold air is transmitted to the sample chamber through the cold air guide hole and the refrigerator body, so that the sample is stored in a freezing way. The refrigerator can be freely pulled, after the cold source in the refrigerator is used, the refrigerator can be directly pulled open, and the interior is refrigerated again by replacing or recharging the cold source, so that the sample is not required to be exposed to the outside. The sample room is divided into portable test-tube rack and fixed solid sample board, conveniently places sample and sample, improves experimenter's operating efficiency.

Preferentially, a first rubber sealing ring used for being in sealing connection with the refrigerator is arranged at the opening of the upper part of the box body. The sealing design is favorable for heat insulation, prevents cold air from overflowing and is favorable for better low-temperature preservation of the sample.

Preferentially, a plurality of sample holes with different sizes are arranged on the test tube rack. The sample can be fixed in the sample hole, collide or drop in the transportation, can hold multiple types of test tubes simultaneously, and the application scope is extensive.

Preferentially, one side of the box door is rotationally connected with the box body, hemispherical elastic bulges are respectively arranged at the top end and the bottom end of the other side of the box door, a positioning groove matched with the elastic bulges is formed in the opening of the lower part of the box body, and when the box door is closed, the elastic bulges are just limited in the positioning groove. Is favorable for the fixation of the box door.

Preferentially, a second rubber sealing ring used for being in sealing connection with the box door is arranged at the opening of the lower part of the box body.

Preferably, a thermometer is arranged on the outer side wall of the sample chamber. The temperature in the reaction box can be reacted at any time to prompt the addition or the extraction of the cold source.

Preferentially, the size of the test tube rack is matched with the size of the sample chamber, the inner wall of the sample chamber is symmetrically provided with sliding grooves matched with the test tube rack for use, and two sides of the test tube rack are just clamped and embedded in the sliding grooves. The test tube rack is firmly installed.

Preferably, a heat insulation pad is arranged at the bottom of the sample chamber. The design is favorable for heat insulation and prevents the cold air from overflowing.

Preferably, a handle is arranged at the top of the box body. The box body is easy to carry.

Preferably, the box body is made of polyethylene material.

Compared with the prior art, the utility model has the advantages that:

1. the cold storage chamber and the sample chamber are mutually separated, and are cooled through the cold air conduction hole, so that the sample is prevented from being directly contacted with the cold source to be frozen at a low temperature, and meanwhile, the sample can be prevented from being exposed to the outside in the process of replacing the cold source. A thermometer is arranged in the sample chamber, so that the temperature in the box can be reflected at any time, and the cold source can be added or reduced conveniently;

2. compared with certain cold chain special low-temperature transfer boxes, the device does not need electric power to support transfer, and is convenient to operate, convenient to obtain a cold source and environment-friendly;

3. the portable sample low-temperature preservation device can simultaneously preserve liquid samples and solid samples, and is convenient for integrally transporting the liquid samples and the solid samples in clinic and experiments.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are needed in the description of the embodiments will be briefly described below, and it is 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 diagram of a portable sample cryopreservation apparatus according to the present utility model;

FIG. 2 is a schematic diagram of a portable sample cryopreservation apparatus according to the present utility model;

FIG. 3 is a schematic diagram of a portable sample cryopreservation apparatus according to the present utility model;

FIG. 4 is a schematic view of a refrigerated cabinet according to the present utility model;

fig. 5 is a schematic diagram of the structure of the test tube rack of the present utility model.

Detailed Description

The utility model is described in further detail below with reference to the embodiments of the drawings.

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 numerous different ways without departing from the spirit or scope of the embodiments 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 embodiments of the present application, it should be understood that the terms "center," "longitudinal," "transverse," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," "end," "side," etc. indicate or are based on the orientation or positional relationship shown in the drawings, merely for convenience of describing the embodiments of the present application and for simplicity of description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the embodiments of the present application.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the embodiments of the present application, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.

In the embodiments of the present application, 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, movably connected, or integrally formed; may be a mechanical connection, and may be other connections; 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 embodiments of the present application will be understood by those of ordinary skill in the art according to the specific circumstances.

In the examples of the present application, unless explicitly specified and limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, or may include both 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 under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.

The following disclosure provides many different implementations, or examples, for implementing different configurations of embodiments of the present utility model. In order to simplify the disclosure of embodiments of the present application, components and arrangements of specific examples are described below. They are, of course, merely examples and are not intended to limit the embodiments of the present application.

The utility model is described in further detail below with reference to the embodiments of the drawings.

The utility model provides a portable sample cryopreservation apparatus, as shown in fig. 1, fig. 2, fig. 3 and fig. 4, including box 1, the upper strata of box 1 is drawer type freezer 2 of built-in cold source, and the lower floor of box is sample room 3, and sample room 3 is provided with the chamber door 4 that can open and shut, is provided with mobilizable test-tube rack 5 in the sample room 3, and the bottom of sample room 3 is provided with the bottom plate 6 that is used for placing solid sample, and the bottom of freezer 2 is provided with a plurality of cold air conduction hole 7 that are used for conveying the interior cold air of freezer 2 to the interior of sample room 3.

In this particular embodiment, the upper opening of the cabinet 1 is provided with a first rubber sealing ring for sealing connection with the refrigerated cabinet 2. As shown in fig. 5, a plurality of sample holes 9 of different sizes are provided in the test tube rack 5. One side of the box door 4 is rotationally connected with the box body 1, hemispherical elastic bulges 10 are respectively arranged at the top end and the bottom end of the other side of the box door 4, a positioning groove 11 matched with the elastic bulges 10 is arranged at the opening of the lower part of the box body 1, and the elastic bulges 10 are just limited to be placed in the positioning groove 11 when the box door 4 is folded. The lower opening of the box body 1 is provided with a second rubber sealing ring 12 which is used for being connected with the box door 4 in a sealing way. The outer side wall of the sample chamber 3 is provided with a thermometer 13. The size of the test tube rack 5 is matched with the size of the sample chamber 3, the inner wall of the sample chamber 3 is symmetrically provided with sliding grooves 14 matched with the test tube rack 5, and two sides of the test tube rack 5 are just clamped and embedded in the sliding grooves 14. The bottom of the sample chamber 3 is provided with a heat insulating pad 15. The top of the case 1 is provided with a handle 16.

The portable sample low-temperature preservation device is made of polyethylene materials, and the polyethylene materials are cold-resistant, light in weight compared with the same plastic, have certain transparency and well meet the requirements of the portable sample low-temperature preservation device.

The portable sample storage device of the embodiment can store liquid samples and solid samples simultaneously, and is convenient for storing and transporting the liquid samples and the solid samples in clinic and experiments. Meanwhile, a certain cold source such as a cold block and dry ice can be stored in the refrigerator 2, and the cold air is transmitted to the sample placing area through the cold air conduction hole 7 and the refrigerator body 1, so that the sample is frozen and preserved. The refrigerator 2 body can be freely pushed and pulled, after the cold source in the refrigerator is used, the refrigerator 2 can be directly pulled open, and the inside is refrigerated again by replacing or recharging the cold source, so that the sample is not required to be exposed to the outside.

The above description is not intended to limit the utility model, nor is the utility model limited to the examples described above. Variations, modifications, additions, or substitutions will occur to those skilled in the art and are therefore within the spirit and scope of the utility model.

Claims (10)

1. The utility model provides a portable sample cryopreservation device, includes box, its characterized in that: the upper layer of box be the drawer type freezer of built-in cold source, the lower floor of box be the sample room, the sample room be provided with the chamber door that can open and shut, the sample room in be provided with mobilizable test-tube rack, the bottom of sample room be provided with the bottom plate that is used for placing solid sample, the bottom of freezer be provided with a plurality of be used for with the freezer in the cold air pass to the cold air conduction hole in the sample room.

2. The portable sample cryopreservation apparatus of claim 1 wherein: the upper opening of the box body is provided with a first rubber sealing ring which is used for being connected with the refrigerator in a sealing way.

3. The portable sample cryopreservation apparatus of claim 1 wherein: the test tube rack on be provided with the sample hole of a plurality of equidimension.

4. The portable sample cryopreservation apparatus of claim 1 wherein: one side of the box door is rotationally connected with the box body, hemispherical elastic bulges are respectively arranged at the top end and the bottom end of the other side of the box door, a positioning groove matched with the elastic bulges is formed in the opening of the lower part of the box body, and when the box door is closed, the elastic bulges are just placed in the positioning groove.

5. The portable sample cryopreservation apparatus of claim 4 wherein: the lower opening of the box body is provided with a second rubber sealing ring which is used for being connected with the box door in a sealing way.

6. The portable sample cryopreservation apparatus of claim 1 wherein: the outer side wall of the sample chamber is provided with a thermometer.

7. The portable sample cryopreservation apparatus of claim 1 wherein: the size of the test tube rack is matched with the size of the sample chamber, sliding grooves matched with the test tube rack are symmetrically formed in the inner wall of the sample chamber, and two sides of the test tube rack are just clamped in the sliding grooves.

8. The portable sample cryopreservation apparatus of claim 1 wherein: the bottom of the sample chamber is provided with a heat insulation pad.

9. The portable sample cryopreservation apparatus of claim 1 wherein: the top of the box body is provided with a handle.

10. The portable sample cryopreservation apparatus of claim 1 wherein: the box body is made of polyethylene materials.