CN210772973U - Open-air low temperature sampling case - Google Patents
Open-air low temperature sampling case Download PDFInfo
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- CN210772973U CN210772973U CN201921356585.5U CN201921356585U CN210772973U CN 210772973 U CN210772973 U CN 210772973U CN 201921356585 U CN201921356585 U CN 201921356585U CN 210772973 U CN210772973 U CN 210772973U
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Abstract
The utility model relates to an open-air low temperature sampling case, include: the sampling device comprises a box body, a sampling device and a sampling device, wherein a storage bin for bearing a sampling sample is arranged at the inner side of the box body, and a cooling object chamber is arranged between the outer wall of the storage bin and the box body; the refrigerating device is fixed at the bottom of the storage bin; the power supply device is fixed on the box body; the display is fixed on the outer wall of the box body; and the controller is fixed on the box body and is electrically connected with the refrigerating device, the display and the power supply device. The utility model discloses a field low-temperature sampling box, which adopts a refrigerating device to carry out refrigeration control, a display displays the temperature in the box body, and the temperature can be selected according to the temperature preset by a PLC controller; meanwhile, a cooling object cavity is arranged between the outer wall of the storage bin and the box body, and ice cubes, water bags or liquid nitrogen and other auxiliary refrigeration can be placed in the cavity, so that the field refrigeration effect of the sampling box is improved.
Description
Technical Field
The utility model relates to a sampling device technical field, more specifically the utility model relates to an open-air low temperature sampling case that says so.
Background
In the existing sampling box, liquid nitrogen is generally put into a sampling container, the cover of the container is opened, and the cover is closed after the collected biological materials are immersed into the liquid nitrogen. And if the sampling is carried out in batches for multiple times, opening the simple sampling container for multiple times and complementing liquid nitrogen. In such a sampling mode, the cover of the sampling container is completely opened for many times, so that a large amount of liquid nitrogen is easily volatilized, and if the liquid nitrogen is not replenished in time, the loss of the taken biological material can be caused. If the external environment temperature is high, and if the liquid nitrogen is more volatile in hot summer, sufficient liquid nitrogen needs to be supplemented in time. Secondly, carrying a large liquid nitrogen tank outdoors is labor-intensive, and is prone to toppling, causing liquid nitrogen leakage and the like. Based on the above, in the prior art, a sampling box adopts a double-layer stainless steel middle foam structure, liquid nitrogen is put into a sampling container, the internal heat preservation of the sampling container is improved, and a mark is arranged on the sampling container to prevent samples from being easily confused; however, the main low-temperature source is still liquid nitrogen, and the technical problem that the field sampling is not suitable exists.
Therefore, how to provide a field cryogenic sampling box is a problem that needs to be solved by those skilled in the art.
SUMMERY OF THE UTILITY MODEL
The utility model discloses aim at solving one of the above-mentioned technical problem among the prior art to a certain extent at least.
Therefore, an object of the utility model is to provide an open-air low temperature sampling case, the sampling case only refrigerates through the liquid nitrogen among the solution prior art, complex operation, problem that refrigeration effect is poor.
A field cryosampling chamber, comprising:
the sampling device comprises a box body, a sampling device and a sampling device, wherein a storage bin for bearing a sampling sample is arranged at the inner side of the box body, and a cooling object chamber is arranged between the outer wall of the storage bin and the box body;
the refrigerating device is fixed at the bottom of the storage bin;
the power supply device is fixed on the box body;
the display is fixed on the outer wall of the box body;
and the controller is fixed on the box body and is electrically connected with the refrigerating device, the display and the power supply device.
According to the technical scheme, compared with the prior art, the utility model discloses a field low-temperature sampling box, which adopts a refrigerating device to carry out refrigeration control, a display displays the temperature in the box body, and the temperature can be selected according to the temperature preset by a controller (PLC); meanwhile, a cooling object cavity is arranged between the outer wall of the storage bin and the box body, and ice cubes, water bags or liquid nitrogen and other auxiliary refrigeration can be placed in the cavity, so that the field refrigeration effect of the sampling box is improved.
Wherein the display is a liquid crystal display.
Preferably, the box body is formed by polyurethane foaming, and the fluorine-free heat insulation box is safe to use and good in heat insulation effect.
Preferably, the box body comprises a box body and a box cover which are hinged on one side, and the other sides of the box body and the box cover are fixed in a locking manner. The case lid is articulated with the case body and conveniently opens and shuts, and the opposite side passes through the hasp to be connected, and is fixed reliable. The box body is provided with the handle at the box top, conveniently mentions the case body.
Preferably, the storage bin comprises a bottom storage bin and an upper storage bin, the top of the bottom storage bin is provided with a clamping edge, and the bottom of the upper storage bin is provided with a clamping protrusion matched with the clamping edge; the upper part and the lower part are arranged in a layered manner, so that samples can be conveniently distinguished, the lower part can be used for placing samples with lower temperature, and the upper part can be used for placing samples with high relative temperature.
Preferably, the upper storage bin is provided with a plurality of sample placing grooves, the sample placing grooves are provided with identification parts, the sample placing grooves can be round, long-strip-shaped or square and the like, and the sample placing grooves are provided with clamping belts to prevent the sample and the storage basket from moving relatively when the box body moves. The sample placing groove is provided with a marking part, so that samples can be distinguished conveniently.
Preferably, the storage basket is connected to the lower portion of the storage bin in a clamped mode, a sample needing to be refrigerated is placed conveniently, the storage basket is provided with a fixed clamping position, and when the box body is prevented from moving, the sample and the storage basket move relatively.
It is worth to be noted that the storage chamber of the low-temperature sampling box needs to be matched with a sample bottle, and the sample bottle is clamped on a corresponding sample placing groove or a fixing position of the storage basket.
Preferably, the bottom of the box body is provided with universal wheels, so that the box body is convenient to move.
Preferably, the inner side of the box body is provided with a telescopic pull rod, so that the box body can be conveniently pulled when the road surface is flat, and the labor intensity is reduced; meanwhile, the inner side of the box body is provided with a strap, so that the box body can be carried up like a schoolbag during sampling.
Preferably, the refrigerating device adopts a direct current compressor to be matched with a refrigerating pipeline for refrigeration, the refrigerating pipeline is coiled at the bottom of the storage bin and is connected with the direct current compressor, and the direct current compressor adopts a fluorine-free refrigerant for refrigeration.
Preferably, the power supply device is adapted with a 220V adapter, and the power supply device can be directly connected with a 12V direct-current power supply of the vehicle-mounted cigarette lighter for charging and can also be connected with a mains supply for use by connecting with the 220V adapter.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a field cryogenic sampling box provided by the present invention;
fig. 2 is a schematic view of an open state of a field cryogenic sampling box according to the present invention, showing an upper storage compartment;
fig. 3 is a schematic view of the open state of a field cryogenic sampling box according to the present invention, showing the lower storage compartment (storage basket not shown);
fig. 4 is a schematic cross-sectional view of a field cryogenic sampling box according to the present invention.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
The embodiment of the utility model discloses open-air low temperature sampling case solves among the prior art sampling case and only refrigerates through the liquid nitrogen, complex operation, problem that refrigeration effect is poor.
Referring to fig. 1-4, the utility model provides a field low temperature sampling box, include:
the sampling device comprises a box body 1, wherein a storage bin for bearing a sampling sample is arranged on the inner side of the box body 1, and a cooling object chamber 2 is arranged between the outer wall of the storage bin and the box body 1;
the refrigerating device is fixed at the bottom of the storage bin;
the power supply device is fixed on the box body 1;
the display 3 is fixed on the outer wall of the box body 1;
and the controller is fixed on the box body 1 and is electrically connected with the refrigerating device, the display and the power supply device.
The utility model discloses a field low-temperature sampling box, which adopts a refrigerating device to carry out refrigeration control, a display displays the temperature in the box body, and the temperature can be selected according to the preset temperature of a controller (PLC); meanwhile, a cooling object cavity is arranged between the outer wall of the storage bin and the box body, and ice cubes, water bags or liquid nitrogen and other auxiliary refrigeration can be placed in the cavity, so that the field refrigeration effect of the sampling box is improved.
Wherein, the box body 1 is formed by polyurethane foaming, and has the advantages of no fluorine, safe use and good heat insulation effect.
In one embodiment of the present invention, the box body 1 includes a box body 11 and a box cover 12 hinged to each other, and the other side of the box body 11 and the other side of the box cover 12 are fixed by a latch 13. The case lid is articulated with the case body and conveniently opens and shuts, and the opposite side passes through the hasp to be connected, and is fixed reliable. The box body is provided with the handle at the box top, conveniently mentions the case body.
Specifically, the storage bin comprises a bottom storage bin 4 and an upper storage bin 5, wherein the top of the bottom storage bin 4 is provided with a clamping edge, and the bottom of the upper storage bin 5 is provided with a clamping protrusion matched with the clamping edge; the upper part and the lower part are arranged in a layered manner, so that samples can be conveniently distinguished, the lower part can be used for placing samples with lower temperature, and the upper part can be used for placing samples with high relative temperature.
Advantageously, the upper storage compartment 5 has a plurality of sample wells 51, the sample wells 51 having indicia thereon. The sample placing groove can be circular, long-strip-shaped or square and the like, and a clamping belt is arranged on the sample placing groove, so that the sample and the storage basket are prevented from moving relatively when the box body moves. The sample placing groove is provided with a marking part, so that samples can be distinguished conveniently.
Advantageously, a basket is engaged in the lower storage compartment 4. The storage basket is favorable for placing samples needing to be refrigerated, the storage basket is provided with the fixing clamping position, and when the box body is prevented from moving, the samples and the storage basket move relatively.
It is worth to be noted that the storage chamber of the low-temperature sampling box needs to be matched with a sample bottle, and the sample bottle is clamped on a corresponding sample placing groove or a fixing position of the storage basket.
In another embodiment provided by the utility model, the universal wheel 6 is arranged at the bottom of the box body 1, so that the box body is convenient to move. The bottom of the box body 1 is designed to be concave, so that the contact area with the ground is reduced, and the heat dissipation area is reduced.
More advantageously, the inner side of the box body 1 is provided with the telescopic pull rod 7, so that the box body can be conveniently pulled when the road surface is flat, and the labor intensity is reduced; meanwhile, the inner side of the box body is provided with a strap, so that the box body can be carried up like a schoolbag during sampling.
The utility model provides an in the above-mentioned embodiment, refrigerating plant adopts direct current compressor cooperation refrigeration pipeline refrigeration. The refrigeration pipeline disc is arranged at the bottom of the storage bin and is connected with the direct-current compressor, and the direct-current compressor adopts a fluorine-free refrigerant for refrigeration.
Advantageously, the power supply device is fitted with a 220V adapter. This application power supply unit can the 12V DC power supply of on-vehicle cigar lighter of lug connection charge, also can be used through connecting 220V adapter connection commercial power.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples described in this specification can be combined and combined by those skilled in the art.
Although embodiments of the present invention have been shown and described, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art without departing from the scope of the present invention.
Claims (10)
1. A field low temperature sampling box, its characterized in that includes:
the sampling device comprises a box body (1), wherein a storage bin for bearing a sampling sample is arranged on the inner side of the box body (1), and a cooling object chamber (2) is arranged between the outer wall of the storage bin and the box body (1);
the refrigerating device is fixed at the bottom of the storage bin;
the power supply device is fixed on the box body (1);
the display (3), the said display (3) is fixed on the outer wall of the said container body (1);
the controller is fixed on the box body (1) and is electrically connected with the refrigerating device, the display and the power supply device.
2. A field cryogenic sampling box according to claim 1, wherein the box body (1) is formed by polyurethane foaming.
3. A field low temperature sampling box according to claim 1, wherein the box body (1) comprises a box body (11) and a box cover (12) which are hinged at one side, and the box body (11) and the box cover (12) are fixed at the other side by a latch (13).
4. A field low temperature sampling box according to claim 1, wherein the storage bin comprises a bottom storage bin (4) and an upper storage bin (5), the top of the bottom storage bin (4) is provided with a clamping edge, and the bottom of the upper storage bin (5) is provided with a clamping protrusion matched with the clamping edge.
5. The field low-temperature sampling box according to claim 4, wherein the upper storage chamber (5) is provided with a plurality of sample slots (51), and the sample slots (51) are provided with marks.
6. The field low-temperature sampling box according to claim 4, wherein a storage basket is clamped in the bottom storage bin (4).
7. A field cryogenic sampling box according to any one of claims 1 to 6, characterized in that the bottom of the box body (1) is provided with universal wheels (6).
8. A field cryogenic sampling box according to any of claims 1 to 6, characterized in that inside the box body (1) there are telescopic tie rods (7).
9. The field low temperature sampling box of any one of claims 1 to 6, wherein the refrigerating device adopts a direct current compressor to cooperate with a refrigerating pipeline for refrigeration.
10. A field cryogenic sampling box according to any one of claims 1 to 6, wherein the power supply means is fitted with a 220V adapter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921356585.5U CN210772973U (en) | 2019-08-20 | 2019-08-20 | Open-air low temperature sampling case |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921356585.5U CN210772973U (en) | 2019-08-20 | 2019-08-20 | Open-air low temperature sampling case |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210772973U true CN210772973U (en) | 2020-06-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921356585.5U Active CN210772973U (en) | 2019-08-20 | 2019-08-20 | Open-air low temperature sampling case |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210772973U (en) |
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2019
- 2019-08-20 CN CN201921356585.5U patent/CN210772973U/en active Active
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