CN215362428U

CN215362428U - Constant temperature box

Info

Publication number: CN215362428U
Application number: CN202121463620.0U
Authority: CN
Inventors: 徐建; 冯华洋
Original assignee: Wuhan Polytechnic University
Current assignee: Wuhan Polytechnic University
Priority date: 2021-06-29
Filing date: 2021-06-29
Publication date: 2021-12-31
Anticipated expiration: 2031-06-29

Abstract

The utility model discloses a constant temperature box which comprises a box body, a semiconductor refrigerating sheet and a temperature control assembly, wherein the box body is provided with a containing cavity with an upward opening, and a storage pipe extending along the vertical direction is arranged in the containing cavity; the semiconductor refrigeration piece is arranged in the containing cavity and provided with a first end and a second end which are oppositely arranged, and the first end is arranged upwards and is contacted with the lower end of the storage tube; the temperature control assembly comprises a thermistor and a control device, the thermistor is arranged in the containing cavity and is in contact with the first end, and the control device is electrically connected with the thermistor and the semiconductor refrigerating sheet so as to control the temperature of the first end; wherein, one of the first end and the second end is a cold end, and the other end is a hot end, and is used for cooling or heating the storage tube. The incubator provided by the utility model has refrigeration and heating functions, and can be used for storing or heating medicines and reagents in the incubator at low temperature according to actual needs, so that the application range of the incubator is enlarged.

Description

Constant temperature box

Technical Field

The utility model relates to the technical field of medical equipment, in particular to a constant temperature box.

Background

The incubator is widely applied to the fields of medicine, seedling culture, food preservation and the like, and the medical incubator is mainly used for storing and transporting medicines, reagents, vaccines and blood. In the treatment of infusion, medicinal enema and the like, the refrigerated injection is directly used for treating patients, pain and discomfort or infusion reaction are easy to occur, so the injection needs to be heated, and the traditional medical incubator has a single function, only has a refrigerating function and cannot heat medicines, reagents and the like in the incubator.

SUMMERY OF THE UTILITY MODEL

The utility model mainly aims to provide a constant temperature box, and aims to solve the problem that the existing medical constant temperature box only has a refrigeration function and cannot heat medicines, reagents and the like in the constant temperature box.

In order to achieve the above object, the present invention provides an oven comprising:

the box body is provided with a cavity with an upward opening, and a storage pipe extending along the vertical direction is arranged in the cavity;

the semiconductor refrigeration piece is arranged in the cavity and provided with a first end and a second end which are oppositely arranged, and the first end is upwards arranged and is contacted with the lower end of the storage pipe; and the number of the first and second groups,

the temperature control assembly comprises a thermistor and a control device, the thermistor is arranged in the cavity and is in contact with the first end, and the control device is electrically connected with the thermistor and the semiconductor refrigerating sheet so as to control the temperature of the first end;

one of the first end and the second end is a cold end, and the other end is a hot end and used for cooling or heating the storage pipe.

Optionally, the lower extreme of holding tube is equipped with the installation piece, the lower terminal surface of installation piece is equipped with the draw-in groove, semiconductor refrigeration piece install in the draw-in groove, just first end with the bottom contact of draw-in groove.

Optionally, a mounting groove is formed in the side face of the mounting block, the mounting groove is communicated with the bottom of the clamping groove, and the thermistor is mounted in the mounting groove.

Optionally, the box body comprises a bottom plate and a side plate formed by extending from the edge of the bottom plate in the lateral direction, the bottom plate and the side plate jointly enclose to form the cavity, and a heat dissipation port is formed in the position of the side plate corresponding to the heat dissipation device;

the thermostat further comprises a heat dissipation device, the heat dissipation device comprises a heat dissipation sheet and a heat dissipation fan, the heat dissipation sheet is installed on the bottom plate and abutted against the second end, and the heat dissipation fan is arranged on one side of the heat dissipation sheet and close to the heat dissipation opening.

Optionally, the incubator further comprises a fixing piece, the fixing piece is sleeved outside the storage tube, the upper end of the fixing piece extends along the horizontal direction to form a limiting plate, the limiting plate covers the opening of the containing cavity, a through hole communicated with the storage tube is formed in the limiting plate, and the limiting plate is connected with the box body through a connecting piece.

Optionally, a heat insulation cotton is arranged between the fixing member and the storage tube.

Optionally, foam is disposed between the box and the fixing member.

Optionally, the storage tube is made of metal.

Optionally, the first end and/or the second end is provided with thermally conductive silicone grease.

Optionally, the control device is arranged outside the box body, and the box body is provided with a via hole for the semiconductor refrigeration piece and the lead of the thermistor to penetrate out.

In the technical scheme, the constant temperature box comprises a box body, a semiconductor refrigerating sheet and a temperature control assembly, wherein the box body is provided with a cavity with an upward opening, and a storage pipe extending along the vertical direction is arranged in the cavity; the semiconductor refrigeration piece is arranged in the cavity and provided with a first end and a second end which are oppositely arranged, and the first end is upwards arranged and is contacted with the lower end of the storage tube; the temperature control assembly comprises a thermistor and a control device, the thermistor is arranged in the cavity and is in contact with the first end, and the control device is electrically connected with the thermistor and the semiconductor refrigerating sheet so as to control the temperature of the first end; one of the first end and the second end is a cold end, and the other end is a hot end and used for cooling or heating the storage pipe. When the incubator is used, the incubator needs to be electrified firstly, the semiconductor refrigerating sheet forms a cold end and a hot end after being electrified, and when the incubator needs to store medicines and reagents in the incubator at low temperature, the control device controls the current direction of the semiconductor refrigerating sheet to enable the first end to be the cold end and the second end to be the hot end so as to cool the storage tube; when the incubator needs to heat medicines and reagents in the incubator, the control device switches the current direction of the semiconductor refrigerating sheet to enable the first end to be a hot end and the second end to be a cold end so as to heat the storage tube; the thermistor is in contact with the first end so as to monitor the temperature of the first end and transmit temperature data to the control device, and the control device controls the temperature of the first end according to the temperature data, so that the temperature in the storage pipe meets the low-temperature storage requirement or the heating requirement. The incubator utilizes the semiconductor refrigeration piece to refrigerate or heat, makes the incubator has cold-stored and heating function, can carry out low temperature storage or heating to medicine, reagent in the incasement according to actual need during the use, improves the application range of incubator.

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 the structures shown in the drawings without creative efforts.

FIG. 1 is a schematic perspective view of an incubator according to one embodiment of the present invention;

FIG. 2 is an exploded perspective view of the incubator of FIG. 1;

fig. 3 is a schematic structural view of the storage tube in fig. 2.

The reference numbers illustrate:

reference numerals	Name (R)	Reference numerals	Name (R)
				100	Constant temperature box	21b	Mounting groove
1	Box body	3	Semiconductor refrigerating plate
				11	Base plate	41	Heat sink
12	Side plate	42	Heat radiation fan
				12a	Heat dissipation port	5	Fixing piece
13	Limiting hole	51	Limiting plate
				14	Via hole	52	Through hole
2	Storage tube	6	Heat insulation cotton
				21	Mounting block	7	Foam
21a	Clamping groove

The implementation, functional features and advantages of the objects of the present invention will be further explained with reference to the accompanying drawings.

Detailed Description

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 only a part of the embodiments of the present invention, and not all of the embodiments. 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.

It should be noted that, if directional indications (such as up, down, left, right, front, and back … …) are involved in the embodiment of the present invention, the directional indications are only used to explain the relative positional relationship between the components, the movement situation, and the like in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indications are changed accordingly.

In addition, if there is a description of "first", "second", etc. in an embodiment of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is 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 at least one such feature. In addition, the meaning of "and/or" appearing throughout includes three juxtapositions, exemplified by "A and/or B" including either A or B or both A and B. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.

In view of the above, the present invention provides an incubator, which has refrigeration and heating functions, and can store or heat the medicines and reagents in the incubator at a low temperature according to actual needs when in use, so as to increase the application range of the incubator. Fig. 1 to 3 show an embodiment of an oven according to the present invention.

As shown in fig. 1 to 3, a thermostat 100 provided by the present invention includes a box body 1, a semiconductor refrigeration sheet 3, and a temperature control assembly, wherein the box body 1 has a cavity with an upward opening, and a storage tube 2 extending in an up-and-down direction is disposed in the cavity; the semiconductor refrigerating sheet 3 is arranged in the cavity, the semiconductor refrigerating sheet 3 is provided with a first end and a second end which are oppositely arranged, and the first end is upwards arranged and is contacted with the lower end of the storage pipe 2; the temperature control assembly comprises a thermistor and a control device, the thermistor is arranged in the cavity and is in contact with the first end, and the control device is electrically connected with the thermistor and the semiconductor refrigerating sheet 3 so as to control the temperature of the first end; one of the first end and the second end is a cold end, and the other end is a hot end, and is used for cooling or heating the storage pipe 2.

The constant temperature box 100 can refrigerate and heat medicines and reagents. The constant temperature box 100 comprises a box body 1, a semiconductor refrigerating sheet 3 and a temperature control assembly, wherein the box body 1 is provided with a cavity with an upward opening, and a storage tube 2 extending along the vertical direction is arranged in the cavity; the semiconductor refrigerating sheet 3 is arranged in the cavity, the semiconductor refrigerating sheet 3 is provided with a first end and a second end which are oppositely arranged, and the first end is upwards arranged and is contacted with the lower end of the storage pipe 2; the temperature control assembly comprises a thermistor and a control device, the thermistor is arranged in the cavity and is in contact with the first end, and the control device is electrically connected with the thermistor and the semiconductor refrigerating sheet 3 so as to control the temperature of the first end; one of the first end and the second end is a cold end, and the other end is a hot end, and is used for cooling or heating the storage pipe 2. When the incubator 100 needs to store medicines and reagents in the incubator at low temperature, the control device controls the current direction of the semiconductor refrigerating sheet 3 to enable the first end to be the cold end and the second end to be the hot end, and the storage tube 2 is cooled; when the incubator 100 needs to heat the medicines and reagents in the incubator, the control device switches the current direction of the semiconductor refrigeration sheet 3, so that the first end is a hot end and the second end is a cold end, and the storage tube 2 is heated; the thermistor is in contact with the first end to monitor the temperature of the first end and transmit temperature data to the control device, and the control device controls the temperature of the first end according to the temperature data, so that the temperature in the storage tube 2 meets the low-temperature storage requirement or the heating requirement. The incubator 100 utilizes the semiconductor refrigerating sheet 3 to refrigerate or heat, so that the incubator 100 has refrigerating and heating functions, and when the incubator is used, medicines and reagents in the incubator can be stored or heated at low temperature according to actual needs, and the application range of the incubator 100 is enlarged.

The first end of the semiconductor refrigeration piece 3 is in contact with the lower end of the storage pipe 2, and the storage pipe 2 is cooled or heated. In this embodiment, as shown in fig. 2 and 3, a mounting block 21 is disposed at a lower end of the storage tube 2, a clamping groove 21a is disposed at a lower end surface of the mounting block 21, the semiconductor chilling plate 3 is mounted in the clamping groove 21a, and the first end contacts with a bottom of the clamping groove 21 a. By arranging the mounting block 21 at the lower end of the storage pipe 2, the contact area between the first end and the storage pipe 2 can be increased, the time for cooling or heating the storage pipe 2 by the first end is shortened, the cooling or heating speed is increased, and the temperature fluctuation in the storage pipe 2 is reduced; through the lower terminal surface of installation piece 21 sets up draw-in groove 21a, can make semiconductor refrigeration piece 3 install in draw-in groove 21a, reduce the storage tube 2 with the required space of semiconductor refrigeration piece 3 installation helps reducing the volume of thermostated container 100.

The thermistor is arranged in the containing cavity and is in contact with the first end so as to monitor the temperature of the first end. In this embodiment, as shown in fig. 3, a mounting groove 21b is formed in a side surface of the mounting block 21, the mounting groove 21b is communicated with a bottom of the card slot 21a, and the thermistor is mounted in the mounting groove 21 b. Mounting groove 21b is located the lateral wall of installation piece 21, just mounting groove 21b with the bottom intercommunication of draw-in groove 21a to make the installation with in the mounting groove 21b thermistor with the first end contact is right the temperature of first end is monitored, and the timely feedback gives control device, control device basis the temperature data that thermistor feedbacks and the settlement temperature of thermostated container 100, the adjustment the temperature of first end, so that temperature in thermostated container 100 satisfies low temperature storage requirement or heating requirement.

The thermostat 100 is provided with the heat dissipation device, and the heat dissipation device performs heat dissipation processing on the second end when the thermostat 1 performs low-temperature storage. In this embodiment, as shown in fig. 1 and fig. 2, the box body 1 includes a bottom plate 11 and a side plate 12 formed by extending from an edge of the bottom plate 11 in a lateral direction, the bottom plate 11 and the side plate 12 together enclose the cavity, and a heat dissipation opening 12a is formed in a position of the side plate 12 corresponding to the heat dissipation device; incubator 1 still includes heat abstractor, heat abstractor includes fin 41 and radiator fan 42, fin 41 install in bottom plate 11 and with second end butt, radiator fan 42 locates one side of fin 41, and be close to thermovent 12a sets up. The fin 41 with the second end butt is in order to with the heat conduction of second end extremely the fin 41, the fin 41 gives off the heat to the ambient air in, in order to realize the cooling of second end, through setting up radiator fan 42 accelerates the air flow around the fin 41 improves the radiating effect of fin 41 realizes the rapid cooling of second end, and then improves the refrigeration effect of first end.

The incubator 100 is provided with a fixing structure to install the storage tube 2 in the cavity. In this embodiment, as shown in fig. 2, the incubator 100 further includes a fixing member 5, the fixing member 5 is sleeved outside the storage tube 2, an upper end of the fixing member 5 extends along a horizontal direction to form a limiting plate 51, the limiting plate 51 covers an opening of the accommodating cavity, a through hole 52 communicated with the storage tube 2 is formed in the limiting plate 51, and the limiting plate 51 is connected to the box body 1 through a connecting member. 5 covers of mounting are established outside storage tube 2, just be formed with on mounting 5 limiting plate 51, limiting plate 51's relative both sides are equipped with the lug, the lug with box 1 passes through the screw connection, and then makes storage tube 2 is fixed hold the intracavity, mounting 5 be equipped with storage tube 2 intercommunication through-hole 52, so that the getting of medicine, reagent etc. is put in storage tube 2.

And a heat insulation structure is arranged between the fixing piece 5 and the storage pipe 2. In this embodiment, as shown in fig. 2, a heat insulation cotton 6 is disposed between the fixing member 5 and the storage pipe 2. By providing the heat insulating cotton 6, a heat insulating layer can be formed between the fixing member 5 and the storage pipe 2 to reduce heat exchange between the fixing member 5 and the storage pipe 2, which helps to maintain the temperature of the storage pipe 2.

And a protective structure is arranged between the box body 1 and the fixing piece 5. In this embodiment, as shown in fig. 2, a foam 7 is provided between the box 1 and the fixing member 5. By providing the foam 7, a protective layer may be formed between the tank 1 and the fixing member 5, helping to protect the fixing member 5 and the storage pipe 2 within the tank 1.

The first end of the semiconductor refrigeration piece 3 is in contact with the lower end of the storage pipe 2 so as to cool or heat the storage pipe 2. In this embodiment, the storage tube 2 is made of metal. The storage tube 2 is made of metal materials, so that the time for conducting the temperature of the first end to the storage tube 2 can be shortened, and the cooling or heating speed is increased.

The semiconductor refrigerating sheet 3 is provided with a heat conducting layer. In this embodiment, the first end and/or the hot end is provided with thermally conductive silicone grease. The first end and the hot end can be provided with the heat-conducting silicone grease, or can be provided with the heat-conducting silicone grease, and the heat conduction effect of the first end and the second end can be improved by arranging the heat-conducting silicone grease.

Specifically, in this embodiment, as shown in fig. 1, the control device is disposed outside the box body 1, and the box body 1 is provided with a through hole 14 for the semiconductor chilling plate 3 and the lead of the thermistor to pass through. Semiconductor refrigeration piece 3 with the wire of temperature sensing piece certainly through hole 14 is worn out, with controlling means electric connection, in order to realize controlling means is right the control of first end temperature guarantees the temperature in thermostated container 100 is unchangeable, controlling means locates outside the box 1, be convenient for observe temperature in thermostated container 100 works as but in time discovery and maintenance when the thermostated container 100 appears unusually.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention, and all modifications and equivalents of the present invention, which are made by the contents of the present specification and the accompanying drawings, or directly/indirectly applied to other related technical fields, are included in the scope of the present invention.

Claims

1. An incubator, characterized in that it comprises:

2. The incubator as claimed in claim 1, wherein the storage tube is provided at a lower end thereof with a mounting block, a lower end surface of the mounting block is provided with a clamping groove, the semiconductor chilling plate is mounted in the clamping groove, and the first end is in contact with a bottom of the clamping groove.

3. The incubator as recited in claim 2, wherein a side surface of said mounting block is provided with a mounting groove communicating with a bottom of said card slot, said thermistor being mounted in said mounting groove.

4. The incubator as recited in claim 1, wherein said cabinet includes a bottom plate and a side plate extending laterally from an edge of said bottom plate, said bottom plate and said side plate together enclosing said cavity, said side plate having a heat dissipating opening corresponding to a position of said heat dissipating device;

5. The incubator according to claim 1, further comprising a fixing member, wherein the fixing member is sleeved outside the storage tube, an upper end of the fixing member extends in a horizontal direction to form a limiting plate, the limiting plate covers an opening of the accommodating cavity, the limiting plate is provided with a through hole communicated with the storage tube, and the limiting plate is connected with the box body through a connecting member.

6. An incubator as recited in claim 5, wherein insulation wool is disposed between said fixture and said storage tube.

7. An incubator as recited in claim 5, wherein foam is disposed between said housing and said fixture.

8. Oven according to claim 1, characterized in that said storage tube is made of metal.

9. Incubator as claimed in claim 1, characterized in that the first end and/or the second end is provided with a heat-conducting silicone grease.

10. The incubator as recited in claim 1, wherein said control means is disposed outside said enclosure, said enclosure being provided with a through hole for said semiconductor chilling plate and said thermistor lead to pass therethrough.