CN216897900U

CN216897900U - Portable metal block refrigerator

Info

Publication number: CN216897900U
Application number: CN202220210825.6U
Authority: CN
Inventors: 朱清; 陈歌
Original assignee: Foshan Changqing Electric Appliance Co ltd
Current assignee: Foshan Changqing Electric Appliance Co ltd
Priority date: 2022-01-24
Filing date: 2022-01-24
Publication date: 2022-07-05
Anticipated expiration: 2032-01-24

Abstract

The utility model provides a portable metal block refrigerator, which relates to the technical field of refrigerators and comprises a bottom cover, wherein heat-insulating silica gel is arranged on the inner side of the upper surface of the bottom cover, a metal block is attached to the upper surface of the heat-insulating silica gel, and a heat-conducting metal plate is attached to the upper surface of the metal block. According to the utility model, through arranging the heat-insulating silica gel, the metal block, the heat-conducting metal plate, the semiconductor refrigerator, the radiator and the battery, the semiconductor refrigerator can be supplied with energy through the battery, and the normal and stable work of the semiconductor refrigerator is ensured through the radiator, the metal block is refrigerated through the semiconductor refrigerator, and heat is transferred to the metal block through the heat-conducting metal plate.

Description

Portable metal block refrigerator

Technical Field

The utility model relates to the technical field of refrigerators, in particular to a portable metal block refrigerator.

Background

The freezer, a professional device that is used for cooling down the accuse temperature to liquid, the purpose is in order to bring better drinking experience for the user, in the in-service use of freezer, because traditional freezer or use external equipment, this kind of mode is less with the area of contact of liquid, lead to cooling rate slower, and adopt the mode of direct addition ice-cube in liquid, can produce dilution effect because melting of ice-cube to liquid, and then influence the taste and the taste of drink, need improve.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art and provides a portable metal block refrigerator.

In order to achieve the purpose, the utility model adopts the following technical scheme: portable metal block refrigerator, including the bottom, the upper surface inboard of bottom is equipped with thermal-insulated silica gel, the upper surface laminating of thermal-insulated silica gel has the metal block, the upper surface laminating of metal block has the heat conduction metal sheet, the upper surface laminating of heat conduction metal sheet has semiconductor cooler, semiconductor cooler's upper surface laminating has the radiator, the inboard cover of radiator is equipped with the battery.

In order to enable the placement of the metal block to be more stable and the heat transfer efficiency to be higher, the utility model improves that an elastic heat insulation support plate is arranged on the inner side of the bottom cover, penetrates through an opening in the heat insulation silica gel and is tightly attached to the metal block.

In order to provide precondition for the integration of the refrigerator, the improvement of the utility model is that a heat insulation block is arranged between the cold end and the hot end of the semiconductor refrigerator, a bracket is arranged on the upper surface of the battery, the bracket is attached to the radiator, a control panel is attached to the upper surface of the bracket, and connecting holes are formed in the upper surfaces of the heat insulation block, the bracket and the control panel in a penetrating manner.

In order to realize the automatic refrigeration and constant temperature preservation functions of the refrigerator, the utility model has the improvement that the control panel comprises an external power supply/charging module, a temperature sensing probe module, a key module, a battery voltage detection module, a battery protection circuit, a refrigeration control module, an indicator lamp module, an MCU power supply module and an MCU circuit, wherein the external power supply/charging module, the temperature sensing probe module, the key module and the battery voltage detection module are all electrically connected with the MCU circuit, the MCU circuit is electrically connected with the indicator lamp module, the battery protection circuit is electrically connected with the MCU power supply module, the MCU power supply module is respectively electrically connected with the battery voltage detection module and an external power supply/charging module, the external power supply/charging module is electrically connected with the refrigeration control module, and the refrigeration control module is electrically connected with the MCU circuit.

In order to realize the wrapping protection function of the side face of the refrigerator, the improvement of the utility model is that the outer surface of the bottom cover is sleeved with a shell, the shell is of a hollow structure, the inner side of the shell is provided with a connecting cylinder, round holes are formed in the connecting cylinder and the upper surface of the heat-conducting metal plate in a penetrating mode, and waterproof and heat-insulating treatment is carried out between the heat-conducting metal plate and the shell.

In order to realize the overall wrapping function of the internal components of the refrigerator, the utility model has the improvement that the panel is attached to the upper surface of the control panel, the panel is arranged on the inner side of the shell, and the key cap is sleeved on the inner side of the shell.

In order to realize the control function of the control panel, the utility model has the improvement that a key is arranged at the center position of the upper surface of the control panel, and the key is arranged at the inner side of the key cap.

Compared with the prior art, the utility model has the advantages and positive effects that,

1. in order to realize the functions of constant temperature, energy conservation and the like of the refrigerator and adapt to more portable and external use conditions, the shell of the refrigerator adopts a hollow heat insulation structure, the heat insulation block is arranged between the cold end and the hot end of the semiconductor refrigerator, and the heat insulation silica gel is arranged at the bottom end of the metal block, so that the heat insulation effect is realized on one hand, the metal block can be in close contact with the heat conduction metal plate as an elastic body on the other hand, the high-efficiency heat conduction effect is realized, the metal block can be efficiently cooled by the measures, the heat exchange between the metal block and the outside is reduced, and the system is more energy-saving.

2. According to the utility model, through the arrangement of the heat-insulating silica gel, the metal block, the heat-conducting metal plate, the semiconductor refrigerator, the radiator and the battery, the semiconductor refrigerator can be supplied with energy through the battery, and heat generated in the refrigerating process of the semiconductor refrigerator is brought out through the radiator, so that the refrigeration is more efficient and stable.

3. When the metal block refrigerator is used, the metal block is taken out and placed in a drink and is in large-area direct contact with the drink, so that the heat transfer efficiency is maximized, the liquid is cooled quickly, the metal block is not melted like ice blocks and is not mixed with the liquid, the original quality and taste of the drink are ensured, and the cooling function of the refrigerator is further improved.

4. According to the utility model, through the arrangement of the bottom plate, the shell, the panel and the bracket, the integration function of the internal components of the refrigerator can be realized through the matching of the connecting hole formed in the bracket and the connecting cylinder arranged on the inner side of the shell, and through the matching of the bottom plate, the shell and the panel, the refrigerator has the integration property while the protection function of the internal components is realized, so that the refrigerator is more portable.

Drawings

FIG. 1 is a schematic diagram of the overall components of a portable metal block cooler in accordance with the present invention;

FIG. 2 is a side view perspective exploded view of the portable metal block cooler of the present invention;

FIG. 3 is a left side view of the portable metal block cooler of FIG. 2 in accordance with the present invention;

FIG. 4 is a block diagram of the control board circuit of the portable metal block refrigerator according to the present invention;

FIG. 5 is a schematic circuit diagram of an external power supply/charging module for a portable metal block cooler in accordance with the present invention;

FIG. 6 is a schematic circuit diagram of a temperature sensing probe module of the portable metal block refrigerator according to the present invention;

FIG. 7 is a schematic circuit diagram of a key module of the portable metal block cooler according to the present invention;

FIG. 8 is a schematic circuit diagram of a battery voltage detection module for a portable metal block cooler in accordance with the present invention;

FIG. 9 is a schematic diagram of a battery protection circuit for a portable metal block cooler in accordance with the present invention;

FIG. 10 is a schematic circuit diagram of a refrigeration control module for a portable metal block cooler in accordance with the present invention;

FIG. 11 is a schematic circuit diagram of an indicator light module for a portable metal block cooler in accordance with the present invention;

FIG. 12 is a schematic circuit diagram of an MCU power supply module of the portable metal block refrigerator according to the present invention;

fig. 13 is a schematic circuit diagram of an MCU circuit of the portable metal block refrigerator according to the present invention.

Illustration of the drawings:

1. a bottom cover; 2. heat-insulating silica gel; 3. a metal block; 4. a heat conductive metal plate; 5. a semiconductor refrigerator; 6. a heat sink; 7. a battery; 8. a heat insulation block; 9. a housing; 10. a support; 11. a control panel; 12. a panel; 13. a key cap; 14. an external power supply/charging module; 15. a temperature sensing probe module; 16. a key module; 17. a battery voltage detection module; 18. a battery protection circuit; 19. a refrigeration control module; 20. an indicator light module; 21. the MCU power supply module; 22. and an MCU circuit.

Detailed Description

In order that the above objects, features and advantages of the present invention can be more clearly understood, the present invention will be further described with reference to the accompanying drawings and examples. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and thus the present invention is not limited to the specific embodiments of the present disclosure.

Referring to fig. 1-3, the present invention provides the following technical solutions: portable metal block refrigerator, including bottom 1, the internal surface of bottom 1 has set up the thermal-insulated extension board of elasticity, and bottom 1's inboard is equipped with the thermal-insulated silica gel 2 of the thermal-insulated extension board matched with of elasticity, and thermal-insulated silica gel 2 has good heat-proof quality to holistic material has elasticity, and a plurality of metal blocks 3 of thermal-insulated silica gel 2's upper surface laminating, each metal block 3 keeps apart each other through the thermal-insulated extension board of elasticity, hugs closely heat conduction metal sheet 4 above the metal block 3. The advantage of this structure lies in, the heat exchange of metal block 3 with bottom 1 has been kept apart to thermal-insulated silica gel 2, ensures the stability of 3 temperatures of metal block, utilizes thermal-insulated silica gel 2's elasticity simultaneously, makes metal block 3 and heat conduction metal sheet 4 more closely laminate, further promotes the heat transfer efficiency of metal block 3 and heat conduction metal sheet 4. After the metal blocks 3 are separated by the separating support plates, the phenomenon of movement and collision is avoided, and therefore better stability and better use experience are obtained. Laminating semiconductor cooler 5 on the heat conduction metal sheet 4, laminating radiator 6 on the semiconductor cooler 5, set up heat insulating block 8 between heat conduction metal sheet 4 and the radiator 6, heat insulating block 8 has completely cut off the heat exchange of heat conduction metal sheet 4 and radiator 6, has guaranteed the difference in temperature of 5 cold junctions of semiconductor cooler and hot junction to ensure that semiconductor cooler 5 can normally high-efficiently operate. The battery 7 is mounted on the radiator 6, the support 10 is arranged on the battery 7, the support 10 is attached to the radiator 6, the control panel 11 is attached to the upper surface of the support 10, the battery 7 and the semiconductor refrigerator 5 are connected to the control panel 11 through connecting wires respectively, and the battery 7 provides electric energy for the whole system.

In the utility model, the upper surfaces of the heat insulation block 8, the bracket 10 and the control panel 11 are all provided with connecting holes in a penetrating way, the design aims at providing precondition for the connection of the internal components of the refrigerator, the outer surface of the bottom cover 1 is sleeved with a shell 9, the shell 9 is of a hollow structure, the heat insulation material can be filled in the hollow structure of the shell 9 to reduce the heat exchange inside and outside the shell 9, the inner side of the shell 9 is provided with a connecting cylinder, the upper surfaces of the connecting cylinder and the heat conduction metal plate 4 are both provided with round holes in a penetrating way, the integration function of the internal components of the refrigerator can be realized by driving screws into the inner sides of the round holes and connecting the connecting cylinder, the proper heat insulation and waterproof measures are taken at the joint of the shell 9 and the heat conduction metal plate 4 to divide the internal space of the shell 9 into two independent functional spaces of a refrigerating chamber and a control chamber so as to avoid the mutual influence of the two spaces, the upper surface of the control panel 11 is adhered with a panel 12, panel 12 dress is in the inboard of shell 9, through bottom 1, the cooperation of shell 9 and panel 12, can realize the integration function of this refrigerator when realizing internal component protect function, and then make this refrigerator more portable, the inboard cover of shell 9 is equipped with presses key cap 13, the upper surface central point of control panel 11 puts and is equipped with the button, the button setting is in the inboard of pressing key cap 13, through pressing key cap 13, can control the button on the control panel 11, and then realize the control function to this refrigerator.

Referring to fig. 4-13, in the present invention, the control board 11 includes an external power supply/charging module 14, a temperature sensing probe module 15, a key module 16, a battery voltage detection module 17, a battery protection circuit 18, a refrigeration control module 19, an indicator light module 20, an MCU power supply module 21, and an MCU circuit 22, the external power supply/charging module 14, the temperature sensing probe module 15, the key module 16 and the battery voltage detection module 17 are all electrically connected with the MCU circuit 22, the MCU circuit 22 is electrically connected with the indicator light module 20, the battery protection circuit 18 is electrically connected with the MCU power supply module 21, the MCU power supply module 21 is electrically connected to the battery voltage detection module 17 and the external power supply/charging module 14 respectively, the external power supply/charging module 14 is electrically connected with the refrigeration control module 19, and the refrigeration control module 19 is electrically connected with the MCU circuit 22.

Wherein, external power supply/module 14 that charges adopts TYPE-C _8PIN connector to being equipped with TC56284 driver chip, MCU circuit 22 adopts the MDT10F272 singlechip that fast, the low power dissipation, interference killing feature are good, and external electricity inserts, awakens up the system charge. When the external power is inserted, if the battery 7 is not full of electricity, the charging is automatically started until the battery is fully charged, and the charging is automatically stopped. The indicator light module 20 adopts the LED lamp bead to be used for instructing battery power and charged state's electric quantity detection, and battery voltage detection module 17 and battery protection circuit 18 cooperate, realize when battery 7 voltage reaches 4.2V after, the automatic shutdown charges, when battery 7 voltage is less than 3.2V, the automatic shutdown discharges.

The working principle is as follows:

when needing to cool down cold-stored to metal block 3, through pressing key cap 13, can press the button on the control panel 11, and then start semiconductor cooler 5 through control panel 11, through semiconductor cooler 5's operation, absorb the heat of metal block 3 through heat conduction metal sheet 4, thereby make metal block 3 rapid cooling, but when the temperature reaches the default, semiconductor cooler 5 automatic stop work, when control panel 11 detects through temperature-sensing probe module 15 that 3 temperatures of metal block rise when predetermineeing the threshold value, control panel 11 starts semiconductor cooler 5 and operates, make 3 temperatures of metal block drop to in the default, so circulate, let metal block 3 reach the cold-stored effect of constant temperature.

When needs cooling drink, take out metal block 3 and place in the drink, because metal block 3 and drink large tracts of land direct contact, thereby reach maximize heat transfer efficiency, make liquid rapid cooling, this freezer is through the mode with liquid direct contact, realized other external freezers relatively, more efficient cooling function has, through bottom 1, the structure combination of shell 9 and panel 12, can be when realizing to inside part protect function, realize the integration function of this freezer, because the freezer does not contain the liquid container, and inner structure is compact, and then make this freezer more portable.

The above description is only a preferred embodiment of the present invention, and not intended to limit the present invention in other forms, and any person skilled in the art may apply the above modifications or changes to the equivalent embodiments with equivalent changes, without departing from the technical spirit of the present invention, and any simple modification, equivalent change and change made to the above embodiments according to the technical spirit of the present invention still belong to the protection scope of the technical spirit of the present invention.

Claims

1. Portable metal block refrigerator, including bottom (1), its characterized in that: the upper surface inboard of bottom (1) is equipped with thermal-insulated silica gel (2), the upper surface laminating of thermal-insulated silica gel (2) has metal block (3), the upper surface laminating of metal block (3) has heat conduction metal sheet (4), the upper surface laminating of heat conduction metal sheet (4) has semiconductor refrigerator (5), the upper surface laminating of semiconductor refrigerator (5) has radiator (6), the inboard cover of radiator (6) is equipped with battery (7).

2. The portable metal block cooler of claim 1 further comprising: an elastic heat insulation support plate is arranged on the inner side of the bottom cover (1), penetrates through an opening in the heat insulation silica gel (2), and is tightly attached to the metal block (3).

3. The portable metal block cooler of claim 1 further comprising: the semiconductor refrigerator is characterized in that a heat insulation block (8) is arranged between the cold end and the hot end of the semiconductor refrigerator (5), a support (10) is arranged on the upper surface of the battery (7), the support (10) is attached to the radiator (6), a control panel (11) is attached to the upper surface of the support (10), and the upper surfaces of the heat insulation block (8), the support (10) and the control panel (11) are provided with connecting holes in a penetrating mode.

4. The portable metal block cooler of claim 1 further comprising: the outer surface cover of bottom (1) is equipped with shell (9), shell (9) set up to hollow structure, the connecting cylinder is equipped with to the inboard of shell (9), the round hole has all been seted up in the connecting cylinder, all run through with the upper surface of heat conduction metal sheet (4).

5. The portable metal block cooler of claim 3 wherein: the upper surface laminating of control panel (11) has panel (12), the inboard at shell (9) is adorned in panel (12), the inboard cover of shell (9) is equipped with key cap (13).

6. The portable metal block cooler of claim 5 further comprising: the key is arranged at the center of the upper surface of the control panel (11) and is arranged on the inner side of the key cap (13).

7. The portable metal block cooler of claim 3 wherein: the control panel (11) comprises an external power supply/charging module (14), a temperature sensing probe module (15), a key module (16), a battery voltage detection module (17), a battery protection circuit (18), a refrigeration control module (19), an indicator light module (20), an MCU power supply module (21) and an MCU circuit (22), wherein the external power supply/charging module (14), the temperature sensing probe module (15), the key module (16) and the battery voltage detection module (17) are all electrically connected with the MCU circuit (22), the MCU circuit (22) is electrically connected with the indicator light module (20), the battery protection circuit (18) is electrically connected with the MCU power supply module (21), the MCU power supply module (21) is respectively electrically connected with the battery voltage detection module (17) and the external power supply/charging module (14), and the external power supply/charging module (14) is electrically connected with the refrigeration control module (19), and the refrigeration control module (19) is electrically connected with the MCU circuit (22).