CN212023316U - Portable sample preservation device - Google Patents

Abstract

The utility model relates to a test device technical field provides a portable sample keeps device, include: the refrigerator comprises a box body, a partition piece is arranged in the box body, a cavity is formed between the box body and the partition piece, and the cavity is used for containing refrigerant materials; the box body and the separating piece limit an object placing space or the separating piece limits an object placing space, a sample bearing piece is arranged in the object placing space, and a plurality of sample grades are arranged on the sample bearing piece; the cover body is arranged on the opening of the box body in a covering mode. The utility model provides a portable sample preservation device, which can cool the object space after the cavity is filled with cold source materials, is convenient for cold storage and preservation of samples, is suitable for collection of various samples, and can be carried in the field for collection of fresh samples; the portable refrigerator has the advantages of convenient carrying, simple structure, space saving and convenient arrangement.

Description

Portable sample preservation device

Technical Field

The utility model relates to a test device technical field especially relates to portable sample keeps device.

Background

The sampling process of the biological sample takes soil sampling as an example, after the soil sample is sampled, the nutrient, the water content, the pollution degree and the like of the soil can be further analyzed by adopting the soil sample, so as to ensure that the soil is suitable for planting crops or carrying out practice. Therefore, after the soil sample is collected, appropriate preservation needs to be carried out in time to ensure the accuracy of the detection result.

After the existing soil sample is collected, the soil sample is directly placed in a conventional foam heat insulation box for preservation, is transported to a laboratory and is preserved in a low-temperature refrigerator. The process of transporting the soil sample from the foam box to the low-temperature refrigerator is long in time consumption, can affect the change of active substances such as microorganisms or enzymes of the soil sample, and can not meet the increasingly improved test requirements. And, the sample is taken out the back from the incubator and is stacked in the low temperature refrigerator, and the sample is placed in a jumble, because factors such as freezing in the refrigerator, the label of placing plastic sample bag, test tube etc. in the refrigerator is very easily vague or is covered by the frost because of low temperature refrigeration icing, is unfavorable for distinguishing the sample, causes in the multiple jumble sample difficult to find required sample with accuracy, fast, and then is difficult to guarantee experimental progress and experimental accuracy.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, the utility model provides a portable sample preservation device in time refrigerates the sample and preserves, conveniently carries, simple structure, saves space.

According to the utility model discloses portable sample keeps device, include:

the refrigerator comprises a box body, a partition piece is arranged in the box body, a cavity is formed between the box body and the partition piece, and the cavity is used for containing refrigerant materials; the box body and the partition limit a storage space or the partition limits a storage space,

the sample bearing piece is arranged in the object placing space, and a plurality of sample grades are arranged on the sample bearing piece;

the cover body is arranged on the opening of the box body in a covering mode.

According to an embodiment of the invention, the sample carrier is provided with a fixing label corresponding to the sample level.

According to the utility model discloses an embodiment, the outer wall of box is equipped with protruding post, protruding post is located the side and/or the bottom of box.

According to the utility model discloses an embodiment, offer on the separator and be used for the intercommunication the cavity with put the through-hole in thing space.

According to an embodiment of the present invention, the cavity is located below the storage space; the separator can be detachably connected with the box body, and/or a feeding groove corresponding to the cavity is formed in the side wall of the box body.

According to the utility model discloses an embodiment, the cavity is located put the outside in thing space, the separator with be equipped with porous ventilative piece between the box, porous ventilative piece covers the up end of cavity.

According to the utility model discloses an embodiment, be connected with on the porous ventilative piece and annotate the liquid pipe, the bottom of box is equipped with the leakage fluid dram.

According to an embodiment of the present invention, the box and/or the separator can be dismantled and be connected with a locating part, the locating part is located the top that the sample held the carrier.

According to the utility model discloses an embodiment, the box with the lid all is equipped with thermal insulation layer.

According to the utility model discloses an embodiment, be equipped with the hem that turns over on the box, turn over the hem and seted up the first groove that grips, be equipped with on the lid with the first second that grips the groove phase correspondence grips the groove.

The embodiment of the utility model provides an in above-mentioned one or more technical scheme, one of following technological effect has at least:

the embodiment of the utility model comprises a box body and a cover body, wherein the cover body is covered on the box body, which is convenient for sealing and storing; the box body is internally provided with an object placing space and a cavity, the cavity is used for containing cold source materials, a sample bearing piece is placed in the object placing space, the sample bearing piece is provided with a plurality of sample grades, and collected samples are respectively stored and distinguished through the sample grades; after cold source materials are contained in the cavity, the object space can be cooled, so that samples can be conveniently refrigerated and stored, the device is suitable for collecting various samples, and can be carried in the field for collecting fresh samples; and can directly place in microthermal refrigeration plant, make the sample neatly put, be difficult for the confusion, simultaneously, simple structure, the cost is not high, saves space, convenient operation to the refrigerator of being convenient for is put in order.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings 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 some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural view of an embodiment of a portable sample storage device according to an embodiment of the present invention;

FIG. 2 is a schematic cross-sectional view A-A of FIG. 1;

fig. 3 is a schematic diagram of a sample carrier of a portable sample storage device according to an embodiment of the present invention;

fig. 4 is a schematic structural diagram of another embodiment of a portable sample storage device according to an embodiment of the present invention;

FIG. 5 is a schematic cross-sectional view of B-B in FIG. 4;

reference numerals:

1: a box body; 11: folding edges; 111: a first holding groove; 12: a raised post; 13: an object placing space; 14: a cavity; 15: a liquid discharge port; 16: a first mounting groove; 17: a feed tank;

2: a separator; 21: a through hole; 22: a second mounting groove;

3: a cover body; 31: a second holding groove;

4: a limiting member; 5: a porous gas permeable member; 6: a liquid injection pipe;

7: a sample carrier; 71: sample grade; 72: fixing the label; 73: a first shelf layer; 74: connecting columns; 75: a second shelf layer; 76: and (6) mounting the column.

Detailed Description

The following describes embodiments of the present invention in further detail with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

In the description of the embodiments of the present invention, it should be noted that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "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 describing the embodiments of the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the embodiments of the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the embodiments of the present invention, it should be noted that, unless explicitly stated or limited otherwise, the terms "connected" and "connected" should be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the embodiments of the present invention can be understood in specific cases by those skilled in the art.

In embodiments of the invention, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

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 an embodiment 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 and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

Referring to fig. 1 to 5, in an embodiment of the present invention, there is provided a portable sample storage device, including: a case 1, a sample carrier 7 and a lid 3. A separator 2 is arranged in the box body 1, a cavity 14 is formed between the box body 1 and the separator 2, and the cavity 14 is used for containing refrigerant materials; the box body 1 and the partition 2 limit an object placing space 13 or the partition 2 limits an object placing space 13, the object placing space 13 is used for accommodating the sample bearing piece 7, and the sample bearing piece 7 is provided with a plurality of sample grades 71. The cover body 3 is arranged on the opening of the box body 1.

In the sampling process, the sample of gathering is placed in sample carrier 7, and sample carrier 7 places in putting thing space 13, behind the splendid attire refrigerant material in the cavity 14, refrigerant material heat absorption cooling to keep microthermal cold-stored environment in the messenger puts thing space 13. After the sampling is accomplished, establish lid 3 lid on box 1, then transport the laboratory and carry out the cryo-preservation, can place sample carrier 7 in cryogenic refrigeration equipment, can also directly place the portable sample collection device of this embodiment in cryogenic refrigeration equipment. Wherein, the low-temperature refrigeration equipment can be a refrigerator with the temperature of minus 80 ℃. In the sampling process, the refrigerant material is filled in the cavity 14, or after the sampling is finished, the refrigerant material is filled in the cavity 14, and the refrigerant material can be selected according to the requirement.

The box body 1 and the partition 2 can be independent parts, so that the replacement is convenient and the accessories are flexible; the box body 1 and the separating piece 2 can also be integrally formed, so that the processing is simple and the components are simplified. The sample bearing piece 7 is detachably connected to the box body 1 and/or the partition piece 2, so that independent operation is facilitated, namely, the sample bearing piece 7 can be carried only during sampling, and the sample bearing piece 7 containing samples is placed in the storage space 13; or, the sample bearing member 7 is integrally formed with the case 1 or the partition member 2, so that the structure is simplified, and the case 1 is carried to be sampled when the sample bearing member is used. Wherein, sample carrier 7 can be for a plurality of such as sample frame, test-tube rack, sample box, places containers such as sample bottle, test tube, sample bag on every kind grade 71.

When the partition 2 and the bottom wall or the side wall of the box body 1 limit the cavity 14, the refrigerant material absorbs heat at the bottom or the side surface of the storage space 13, so that the low-temperature environment is formed by cooling and cooling the box body 1, and the temperature requirement for sample preservation is further met. When the cavity 14 is limited to the diapire and the lateral wall of separator 2 and box 1, cavity 14 encloses the outside that covers in putting object space 13, and the refrigerant material in cavity 14 all cools down to the below and each side of putting object space 13, helps putting the even cooling of the sample in the object space 13.

The low temperature environment is defined as a low temperature environment in which the temperature is lower than the ambient temperature. The temperature condition of the low-temperature environment can be adjusted by selecting different refrigerant materials, placing refrigerant materials with different volumes or weights and the like. The refrigerant material can be liquid nitrogen, dry ice, ice bag and other materials capable of absorbing heat and reducing temperature.

The portable sample preservation device of the embodiment is suitable for collecting various samples, such as soil samples, plant samples and the like, and can be carried in the field for fresh sample collection; the sample can be refrigerated and stored in time, and can be cooled rapidly; and can directly place in microthermal refrigeration plant, the sample can neatly leave in low temperature refrigeration plant, ultra-low temperature refrigeration plant, and difficult confusion conveniently distinguishes the sample to quick, the accurate sample of finding, simultaneously, simple structure, the cost is not high, saves space, and convenient operation.

In another embodiment, as shown in fig. 3, each sample level 71 of the sample carrier 7 is provided with a fixing label 72, and the fixing label 72 is provided with a mark. When the label is used, the label of the sample can be directly recorded through the mark on the fixed label 72, label paper does not need to be attached to the sample container, the sample collection process is simplified, and the sampling and test efficiency is improved.

The sample carrier 7 is provided with fixing labels 72 which can be arranged and adjusted layer by layer according to the samples in groups or in periods and tests.

Specifically, referring to fig. 3, the sample carrier 7 is a frame structure, and includes a first frame layer 73 and a second frame layer 75, the first frame layer 73 is fixedly connected to the second frame layer 75 through a plurality of connecting posts 74, the first frame layer 73 is disposed above the second frame layer 75, the first frame layer 73 is provided with holes as sample stages 71, and the second frame layer 75 plays a supporting role. A plurality of mounting posts 76 are arranged below the second frame layer 75, the mounting posts 76 are detachably connected with the second frame layer 75 or integrally formed, and the mounting posts 76 can be fixed on the box body 1 or the partition 2 in an inserting manner to fix the sample carrier 7. Further, the second shelf 75 may be provided with a recess adapted to the sample container for accurate positioning of the sample container. Further, a plurality of the sample carriers 7 shown in fig. 3 can be stacked one on top of the other in the storage space 13, and the sample carriers 7 can carry multiple layers of samples. In addition, a plurality of sample carriers 7 may be placed in the storage space 13.

When the sample carrier 7 is a box structure (not shown), it can be divided into a plurality of grooves, in which samples are directly contained, or in which sample bags are contained.

In another embodiment, as shown in fig. 1, 2, 4 and 5, the outer wall of the case 1 is provided with a protruding post 12, and the protruding post 12 is located at the side and/or bottom of the case 1. The protruding column 12 plays a role in supporting the box body 1, and when the box body 1 is placed in the low-temperature refrigeration equipment, the contact area between the box body 1 and the low-temperature refrigeration equipment is reduced, the box body 1 is prevented from being bonded in the low-temperature refrigeration equipment, and the box body 1 is conveniently taken out. The raised columns 12 may be cylindrical, prismatic, or other shapes. The raised columns 12 are arranged on the outer side of the bottom wall and/or the outer side of the side wall, and limit each surface, so that the contact area between each surface and the low-temperature refrigeration equipment is reduced as much as possible.

In another embodiment, as shown in fig. 1, fig. 2, fig. 4 and fig. 5, the partition 2 is provided with a through hole 21 to communicate the cavity 14 with the storage space 13, and the through hole 21 is disposed to facilitate the cool air in the cavity 14 to enter the storage space 13, so as to promote cooling and improve preservation effect.

In another embodiment, as shown in fig. 4 and 5, the cavity 14 is located below the storage space 13, and the cooling capacity of the refrigerant material is transferred from the lower side of the storage space 13, so that the cooling effect is good. In this case, the partition 2 is a separate plate or a wall surface integrally formed with the case 1, and the partition 2 is provided with a through hole 21.

Furthermore, when the partition 2 is detachably connected to the box body 1, a user can remove the partition 2 and place or add refrigerant materials into the space, and the refrigerator is simple in structure and convenient to operate. When the separator 2 and the box body 1 are integrally formed, the side wall of the box body 1 is provided with a feed tank 17 corresponding to the cavity 14, and a user can place refrigerant materials into the cavity 14 through the feed tank 17. The position of the feeding tank 17 is provided with a blocking piece, thereby avoiding the leakage of the refrigerant and reducing the waste of cold energy.

In this embodiment, the cooling medium material may be solid or liquid, and is particularly suitable for solid cooling medium materials, such as ice bags, dry ice, and the like.

In another embodiment, as shown in fig. 1 and 2, the cavity 14 is located outside the storage space 13, i.e. the cavity 14 surrounds the sides and the underside of the storage space 13, ensuring a sufficient and uniform cooling of the storage space 13. At this time, the partition 2 is adapted to the inner cavity structure of the box body 1, that is, the partition 2 is a cylindrical shell structure, such as a cylinder, a prism, etc., disposed in the box body 1. The coolant material can be liquid material, such as liquid nitrogen.

Furthermore, a porous air-permeable part 5 is arranged between the separating part 2 and the box body 1, the porous air-permeable part 5 covers the upper end face of the cavity 14, and the porous air-permeable part 5 prevents the cold medium in the cavity 14 from overflowing to avoid injuring a user, so that the safety is improved. Wherein the porous air-permeable member 5 may be an annular sponge, wherein the shape of the porous air-permeable member 5 is adapted to the horizontal cross-sectional shape of the cavity 14, such as a circular ring, a rectangular ring, etc.

In another embodiment, the porous air-permeable member 5 is connected with a liquid injection tube 6, and the bottom of the case 1 is provided with a liquid discharge port 15. Liquid refrigerant material is injected into the cavity 14 through the liquid injection pipe 6, overflow of the refrigerant material is further reduced, and after the box body 1 is placed in the low-temperature refrigeration equipment, the refrigerant material can be discharged through the liquid discharge port 15 so as to be recycled. In the transportation process, the liquid discharge port 15 is plugged by a plug, so that the leakage of refrigerant materials is avoided. Wherein, the liquid injection pipe 6 can also be connected with the box body 1 and/or the separator 2, and the connection is stable.

Referring to fig. 1 and 2, the through hole 21 of the partition 2 is located above the porous air-permeable member 5, so that the cold source material is prevented from being sputtered into the storage space 13 through the through hole 21 as much as possible, the cold source material is prevented from hurting a user, and particularly, when liquid nitrogen is used as the cold source, the hand can be prevented from being injured.

In another embodiment, as shown in fig. 1, fig. 2, fig. 4 and fig. 5, a limiting member 4 is detachably connected to the box body 1 and/or the separating member 2, the limiting member 4 is located above the sample carrier 7, and the limiting member 4 is used for limiting the position above the sample carrier 7, so as to prevent the sample carrier 7 from moving up and down and separating from the box body 1, and ensure the stability of the sample carrier 7. The limiting member 4 may have a strip-shaped block structure, a plate-shaped structure, or the like. Furthermore, when the covering area of the limiting part 4 on the cavity 14 is large, the limiting part 4 is provided with a hole, which is beneficial to cold flow circulation.

When connecting locating part 4 on the box 1, be equipped with first mounting groove 16 on the box 1, locating part 4 pegs graft in first mounting groove 16 and stretches out the top that sample bore 7, and it is spacing to bore 7 sample through box 1 and the cooperation of locating part 4. When the spacer 2 is connected to the stopper 4, the spacer 2 is provided with a second mounting groove 22, and the stopper 4 is inserted into the second mounting groove 22 and extends out of the sample carrier 7.

In one embodiment, referring to fig. 1 and 2, the first installation groove 16 is provided on the box body 1, and the second installation groove 22 is provided on the partition member 2 to perform double limitation on the limiting member 4.

In another embodiment, the box body 1 and the cover body 3 are both provided with heat insulation layers, so that heat is sufficiently preserved, and heat exchange between the storage space 13 and the external environment is reduced. The heat insulating layer material can be foam, heat insulating cotton and the like. Furthermore, the outer side of the heat insulation layer is provided with the shell, so that the heat insulation layer is protected, and the abrasion to the heat insulation layer is reduced.

In another embodiment, the box body 1 is provided with a folded edge 11, the folded edge 11 is provided with a first holding groove 111, and the first holding groove 111 is used for holding, so as to facilitate carrying. The cover 3 is provided with a second holding groove 31 corresponding to the first holding groove 111, that is, the first holding groove 111 corresponds to the second holding groove 31 up and down, so that the user's hand can pass through the two holding grooves at the same time. When the cover body 3 is covered on the box body 1, the whole carrying is convenient, and the cover body 3 is prevented from covering the first holding groove 111. Wherein, lid 3 covers box 1 completely to fully keep warm, reduce the cold volume loss.

The above embodiments are merely illustrative, and not restrictive, of the present invention. Although the present invention has been described in detail with reference to the embodiments, it should be understood by those skilled in the art that various combinations, modifications or equivalent substitutions may be made to the technical solution of the present invention without departing from the spirit and scope of the technical solution of the present invention, and all of the technical solutions should be covered by the scope of the claims of the present invention.

Claims (10)

1. A portable sample preservation device, comprising:

the refrigerator comprises a box body, a partition piece is arranged in the box body, a cavity is formed between the box body and the partition piece, and the cavity is used for containing refrigerant materials; the box body and the partition limit a storage space or the partition limits a storage space;

the sample bearing piece is arranged in the object placing space, and a plurality of sample grades are arranged on the sample bearing piece;

the cover body is arranged on the opening of the box body in a covering mode.

2. The portable sample preservation device according to claim 1, wherein the sample carrier is provided with a fixing label corresponding to the sample position.

3. The portable sample preservation device according to claim 1, wherein the outer wall of the housing is provided with raised posts located on the sides and/or bottom of the housing.

4. The portable sample preservation device according to claim 1, wherein the partition member has a through hole formed therein for communicating the cavity with the storage space.

5. The portable sample preservation device according to any one of claims 1 to 4, wherein the cavity is located below the storage space; the separator can be detachably connected with the box body, and/or a feeding groove corresponding to the cavity is formed in the side wall of the box body.

6. The portable sample preservation device according to any one of claims 1 to 4, wherein the cavity is located outside the storage space, and a porous air-permeable member is provided between the partition and the case, and covers an upper end surface of the cavity.

7. The portable sample storage device as claimed in claim 6, wherein the porous air permeable member is connected with a liquid injection tube, and a liquid discharge port is provided at the bottom of the case.

8. The portable sample storage device according to any one of claims 1 to 4, wherein a stopper is removably attached to the case and/or the partition, the stopper being positioned above the sample carrier.

9. The portable sample preservation device according to any one of claims 1 to 4, wherein the box body and the cover are provided with a thermal insulating layer.

10. The portable sample storage device according to any one of claims 1 to 4, wherein the box body is provided with a folded edge, the folded edge is provided with a first holding groove, and the cover body is provided with a second holding groove corresponding to the first holding groove.

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