CN220027071U - Refrigerating test box - Google Patents

Abstract

The utility model discloses a refrigeration test box, which comprises a box body and a box cover covered with the box body, wherein an upward protruding air duct is arranged in the box cover, a horizontal mounting plate is arranged in the air duct, a fan and a refrigeration fin are arranged on the mounting plate, an air outlet of the fan is opposite to the refrigeration fin, a ventilation opening is formed in the top of the box cover, a semiconductor refrigeration sheet is embedded in the ventilation opening, a radiating fin is arranged at the top of the semiconductor refrigeration sheet, and the refrigeration fin is positioned at the lower part of the semiconductor refrigeration sheet. The refrigerated test box has high safety and reliability, does not need an external water source, and is not limited by the use environment.

Description

Refrigerating test box

Technical Field

The utility model relates to the technical field of test boxes, in particular to a refrigeration test box.

Background

In the case of medical analysis and detection, the reagents involved in the reaction are generally stored in a cold storage at low temperature, and when the temperature is too high, the performance of the reagents changes, thereby affecting the detection result. At present, the cooling circulating water is adopted in the existing refrigeration test box to cool, a circulating pump and a circulating pipeline are required to be arranged, and the cooling water is externally connected, so that the refrigeration test box can only be used nearby a water source, the service environment is limited, and the risk that articles in the refrigeration test box are soaked due to leakage pollution of the circulating cooling water exists.

Disclosure of Invention

In order to solve the technical problems that the refrigeration test box in the prior art needs an external water source, so that the use environment is limited, articles in the test box are polluted and soaked, and the like.

The utility model provides a refrigeration test box, which comprises a box body and a box cover covered with the box body, wherein an upward protruding air duct is arranged in the box cover, a horizontal mounting plate is arranged in the air duct, a fan and a refrigeration fin are arranged on the mounting plate, an air outlet of the fan is opposite to the refrigeration fin, a ventilation opening is formed in the top of the box cover, a semiconductor refrigeration sheet is embedded in the ventilation opening, a radiating fin is arranged at the top of the semiconductor refrigeration sheet, and the refrigeration fin is positioned at the lower part of the semiconductor refrigeration sheet.

Further, an air inlet is formed in the mounting plate and is positioned at the bottom of the fan.

Further, an air outlet is formed between the tail end of the mounting plate and the box cover, and one side, far away from the fan, of the refrigerating fin is communicated with the air outlet.

Further, the air duct is of a U-shaped structure.

Further, the box body and the box cover are of circular structures.

Further, the case lid is including circular curb plate, circular horizontal plate, swash plate, rectangle horizontal plate, rectangle curb plate and the connecting plate that connect gradually.

Further, a fan fixing frame is sleeved on the periphery of the fan, and the fan fixing frame is fixedly connected with the mounting plate.

Further, a fixed plate is arranged at the bottom of the refrigerating fin, the refrigerating fin is fixedly connected with the fixed plate, and the fixed plate is fixedly connected with the mounting plate.

Further, the test box further comprises a sample tray, a sample rack and a sample bottle, wherein the sample tray is embedded into the box body, a plurality of fixing grooves are formed in the sample tray and distributed in an annular mode, the bottom of the sample rack is embedded into the fixing grooves, and the sample bottle is mounted on the sample rack.

Further, the bottom of the sample tray is connected with a transmission mechanism to drive the sample tray to rotate.

Compared with the prior art, the utility model has the following beneficial effects:

according to the refrigeration test box provided by the utility model, the fan, the refrigeration fins, the semiconductor refrigeration sheets and the heat dissipation fins which are sequentially connected are designed, air in the test box is pumped to the refrigeration fins through the fan, the refrigeration fins divide hot air and fully exchange heat and then enter the test box through the air outlet, articles in the test box are circularly cooled, the heat exchange is carried out by the refrigeration fins after heat exchange to the semiconductor refrigeration sheets, the semiconductor refrigeration sheets are refrigerated and can exchange heat and cool through the external heat dissipation fins, so that the risk of soaking articles and parts in the test box due to leakage of circulating cooling water in a water cooling scheme in the prior art can be avoided, and the safety and reliability are high; secondly, an external water source is not needed, and the use environment is not limited by the water source; and thirdly, the semiconductor refrigerating sheet is of a laminated structure, so that the space occupation is small, the cooling effect is good, and the whole structure of the test box is compact.

Drawings

FIG. 1 is a top view of a refrigerated test case of the present utility model;

FIG. 2 is a cross-sectional view of the refrigerated test case of the present utility model.

In the figure: 1-a box body; 2-a case cover; 3-mounting plates; 31-an air inlet; 32-an air outlet; 4-a fan; 5-refrigerating fins; 6-semiconductor refrigerating sheets; 7-radiating fins; 8-sample tray; 9-sample holder; 10-sample bottle.

Detailed Description

In order to make the technical problems, technical solutions and advantages to be solved more apparent, the following detailed description will be given with reference to the accompanying drawings and specific embodiments.

In the description of the present utility model, it should be noted that, directions or positional relationships indicated by terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", "front", "rear", etc., are directions or positional relationships based on the drawings, are merely for convenience of describing the present utility model and simplifying the description, and are not to indicate or imply that the apparatus or element to be referred to must have a specific direction, be configured and operated in the specific direction, and thus should not be construed as limiting the present utility model, and it should be noted that the terms "mounted", "connected" should be construed broadly, for example, may be fixedly connected, may be detachably connected, may be mechanically connected, may be indirectly connected through intermediate media, or may be electrically connected, and may be construed in a specific meaning of terms in the present utility model in a specific case.

Example 1

The embodiment provides a refrigeration test box, as shown in fig. 1-2, the test box comprises a box body 1 and a box cover 2 covered with the box body 1, an upward protruding air duct is arranged in the box cover 2, a horizontal mounting plate 3 is arranged in the air duct, a fan 4 and a refrigeration fin 5 are arranged on the mounting plate 3, an air outlet of the fan 4 is opposite to the refrigeration fin 5, a ventilation opening is formed in the top of the box cover 2, a semiconductor refrigeration sheet 6 is embedded in the ventilation opening, a radiating fin 7 is arranged at the top of the semiconductor refrigeration sheet 6, and the refrigeration fin 5 is positioned at the lower part of the semiconductor refrigeration sheet 6. The semiconductor cooling fin 6 includes a cold end facing the cooling fins 5 and a hot end facing the heat dissipating fins 7.

According to the refrigeration test box provided by the utility model, the fan, the refrigeration fins, the semiconductor refrigeration sheets and the heat dissipation fins which are sequentially connected are designed, air in the test box is pumped to the refrigeration fins through the fan, the refrigeration fins divide hot air and fully exchange heat and then enter the test box through the air outlet, articles in the test box are circularly cooled, the heat exchange is carried out by the refrigeration fins after heat exchange to the semiconductor refrigeration sheets, the semiconductor refrigeration sheets are refrigerated and can exchange heat and cool through the external heat dissipation fins, so that the risk of soaking articles and parts in the test box due to leakage of circulating cooling water in a water cooling scheme in the prior art can be avoided, and the safety and reliability are high; secondly, an external water source is not needed, and the use environment is not limited by the water source; and thirdly, the semiconductor refrigerating sheet is of a laminated structure, so that the space occupation is small, the cooling effect is good, and the whole structure of the test box is compact.

As shown in fig. 1, the refrigeration test box has a circular structure, and the radiating fins 7 are positioned outside the test box, so that the heat exchange with the external air is facilitated, and the heat of the hot end of the semiconductor refrigerating sheet 6 is conducted out.

As shown in fig. 2, the mounting plate 3 is provided with an air inlet 31, the air inlet 31 is positioned at the bottom of the fan 4, and the air inlet 31 is circular and is consistent with the inlet of the fan 4, so that the design can ensure the air inlet quantity, and the mounting and fixing of the motor 4 are not affected.

An air outlet 32 is formed between the tail end of the mounting plate 3 and the box cover 2, namely, the air outlet 32 is formed with the inclined plate of the box cover 2, air is conveniently discharged, one side, away from the fan 4, of the refrigerating fin 5 is communicated with the air outlet 32, and in such a design, air cooled by the refrigerating fin 5 enters the box body 1 from the air outlet 32, and is cooled circularly.

The air duct is of a U-shaped structure, and the air inlet 31 and the air outlet 32 are respectively positioned at two ends of the U-shaped air duct.

The box body 1 and the box cover 2 are of circular structures.

The case cover 2 comprises a round side plate, a round horizontal plate, a sloping plate, a rectangular horizontal plate, a rectangular side plate and a connecting plate which are connected in sequence. The rectangular horizontal plate is located at the edge of the circular case cover 2, and extends out of the case cover 2 along the length direction thereof.

The radiating fins 7 are fixedly arranged on the upper surface of the rectangular horizontal plate, the semiconductor refrigerating sheets 6 are embedded into the ventilating opening of the rectangular horizontal plate, the fan 4 and the refrigerating fins 5 are positioned in the accommodating cavity formed by the inclined plate, the rectangular horizontal plate and the rectangular side plate, the whole structure is compact, and the occupied space is small.

The cooling fins 5 and the heat dissipation fins 7 have the same structure and are all made of aluminum alloy heat dissipation fins arranged in parallel.

The fan fixing frame is sleeved on the periphery of the fan 4, and the fan fixing frame is fixedly connected with the mounting plate 3, so that the fan 4 is convenient to mount and fix, and the fan 4 still has higher stability when rotating.

Further, the bottom of the refrigeration fin 5 is provided with a fixing plate, the refrigeration fin 5 is fixedly connected with the fixing plate, and the fixing plate is fixedly connected with the mounting plate 3, so that the refrigeration fin 5 is convenient to mount and fix.

The test box further comprises a sample tray 8, a sample rack 9 and a sample bottle 10, wherein the sample tray 8 is embedded into the box body 1, a plurality of fixing grooves are formed in the sample tray 8 and distributed in an annular mode, the bottom of the sample rack 9 is embedded into the fixing grooves, and the sample bottle 10 is arranged on the sample rack.

The bottom of the box body 1 is provided with a mounting hole, the bottom of the sample tray 8 is connected with a transmission mechanism, and the transmission mechanism passes through the mounting hole to drive the sample tray 8 to rotate.

It should be noted that, the reagent is filled in the sample bottle 10, the driving mechanism drives the sample tray 8 to rotate, the sample tray 8 drives the sample bottle 10 to rotate, the sample bottle 10 rotates to forcedly stir the gas in the test box, increase the convection of the gas in the test box, meanwhile, the fan 4 pumps air from the air inlet 31 and sends the pumped air into the cooling fin 5, the cooling fin 5 separates the air and exchanges heat with the air sufficiently, after heat exchange, the temperature of the air is reduced, the air enters the box 1 through the air outlet 32, the temperature of the reagent in the box 1 is reduced, and the fan 4 realizes forcedly flowing heat exchange of the gas in the box 1. In addition, the temperature of the cooling fin 5 after heat exchange is increased, the cooling fin 5 exchanges heat with the semiconductor cooling fin 6 at the top, the cooling fin 5 is attached to the cold end of the semiconductor cooling fin 6, and the temperature of the cooling fin 5 is reduced; the hot end of the semiconductor refrigeration fin 6 is attached to the radiating fin 7, the semiconductor refrigeration fin 6 exchanges heat with the radiating fin 7, and the radiating fin 7 radiates heat, so that heat in the box body 1 is transmitted to the outside of the box body 1, the temperature in the box body 1 is reduced, the reagent is ensured not to be deteriorated due to the fact that the reagent is in a non-refrigerated state for a long time, and the low-temperature refrigeration of the reagent is realized.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.

Claims (10)

1. The utility model provides a cold-stored test chamber, its characterized in that, this test chamber include the box and with the case lid that the box lid was closed, be equipped with upwards convex wind channel in the case lid, be equipped with horizontal mounting panel in the wind channel, install fan and refrigeration fin on the mounting panel, the air outlet and the refrigeration fin of fan set up relatively, the ventilation mouth is seted up at the case lid top, the semiconductor refrigeration piece of embedding in the ventilation mouth, the radiating fin is installed at the top of semiconductor refrigeration piece, refrigeration fin is located the lower part of semiconductor refrigeration piece.

2. The refrigerated test case of claim 1, wherein the mounting plate is provided with an air inlet located at the bottom of the fan.

3. The refrigerated test case of claim 1, wherein an air outlet is formed between the end of the mounting plate and the case cover, and wherein the side of the cooling fin remote from the fan communicates with the air outlet.

4. The refrigerated test case of claim 1, wherein the air duct is of U-shaped configuration.

5. The refrigerated test case of claim 4 wherein the case and the cover are of circular configuration.

6. The refrigerated test case of claim 5, wherein the case lid comprises a circular side plate, a circular horizontal plate, a sloping plate, a rectangular horizontal plate, a rectangular side plate and a connecting plate connected in sequence.

7. The refrigerated test case of claim 1, wherein a fan holder is sleeved around the periphery of the fan, the fan holder being fixedly connected to the mounting plate.

8. The refrigerated test case of claim 1, wherein the bottom of the cooling fin is provided with a fixed plate, the cooling fin is fixedly connected to the fixed plate, and the fixed plate is fixedly connected to the mounting plate.

9. The refrigerated test case of any of claims 1-8, further comprising a sample tray, a sample holder and a sample bottle, wherein the sample tray is embedded in the case, the sample tray is provided with a plurality of fixing grooves, the plurality of fixing grooves are distributed along a ring shape, the bottom of the sample holder is embedded in the fixing grooves, and the sample bottle is mounted on the sample holder.

10. The refrigerated test cabinet of claim 9, wherein the bottom of the sample tray is coupled to a drive mechanism for rotating the sample tray.