CN213096930U

CN213096930U - Constant-temperature fresh-keeping heating device

Info

Publication number: CN213096930U
Application number: CN202020923460.2U
Authority: CN
Inventors: 刘家豪
Original assignee: Mimando Shandong Catering Management Co ltd
Current assignee: Mimando Shandong Catering Management Co ltd
Priority date: 2020-05-27
Filing date: 2020-05-27
Publication date: 2021-05-04
Anticipated expiration: 2030-05-27

Abstract

The utility model discloses a constant-temperature fresh-keeping heatable device, which relates to the field of constant-temperature fresh-keeping devices and comprises a cabinet body, a cabinet door, an upper baffle plate and a lower baffle plate, wherein the upper baffle plate comprises ventilation openings arranged at the front and the rear parts, an upper rectangular through hole and a lower rectangular through hole are arranged at the rear part of the cabinet body, a refrigerating device is arranged in the upper rectangular through hole, and the refrigerating device comprises a first semiconductor refrigerating piece and cooling fins, the shape and the size of the first semiconductor refrigerating piece are matched with those of the upper rectangular through hole; a heating device is arranged in the lower rectangular through hole and comprises a second semiconductor refrigerating sheet and a radiating fin, wherein the shape and the size of the second semiconductor refrigerating sheet are matched with those of the lower rectangular through hole; the cabinet door is provided with a knob switch for opening and closing. The utility model discloses a constant temperature heating device that keeps fresh is small, and convenient to use is convenient for remove, and is practical reliable, and the nature of airing exhaust is good, and cost low cost through add two independent control's semiconductor refrigeration piece and heat dissipation conducting strip in the cabinet body for the device can realize the function of inside fresh-keeping and heating.

Description

Constant-temperature fresh-keeping heating device

Technical Field

The utility model relates to a constant temperature technical field that keeps fresh, concretely relates to constant temperature heating equipment that keeps fresh.

Background

Fruits and vegetables are one of the favorite foods, the guarantee period is short, the rhythm of life of modern people is fast, the work is busy, food cannot be frequently purchased with time, only food components purchased for several days at one time in holidays are used for being stored in the fresh-keeping cabinet, and the conventional fruit and vegetable food fresh-keeping cabinet utilizes different fresh-keeping agents to store the food, is harmful and not environment-friendly, needs to be replaced after being used for a period of time, utilizes a refrigeration structure with a complex structure, and is high in manufacturing cost and not practical.

SUMMERY OF THE UTILITY MODEL

To the problem among the prior art, the utility model provides a but constant temperature heating device that keeps fresh.

In order to achieve the purpose, the utility model discloses a following technical scheme realizes:

a constant-temperature fresh-keeping and heating device comprises a cabinet body, a cabinet door hinged to the side edge of the front portion of the cabinet body, an upper partition plate and a lower partition plate, wherein the upper partition plate and the lower partition plate are horizontally arranged in the cabinet body; a heating device is arranged in the lower rectangular through hole and comprises a second semiconductor refrigerating piece and a radiating fin, the shape and the size of the second semiconductor refrigerating piece are matched with those of the lower rectangular through hole, the second semiconductor refrigerating piece is fixedly embedded in the lower rectangular through hole, the refrigerating end face of the second semiconductor refrigerating piece faces the outside of the cabinet body, the radiating end face of the second semiconductor refrigerating piece faces the inside of the cabinet body, and the radiating fin is fixedly arranged on the radiating end face of the second semiconductor refrigerating piece; be equipped with on the cabinet door and be used for opening and closed knob switch, knob switch includes rotating portion and card strip, and the cabinet door is worn to establish perpendicularly by rotating portion, and card strip rigid coupling is being close to the rotating portion one end of the cabinet body, offers in the cabinet door limit portion that corresponds to be used for the card strip to insert the strip hole of establishing and rotate the chamber, and the strip hole communicates with rotating the chamber, is equipped with the limiting plate in the cabinet door inboard of rotating portion, is equipped with sealed rubber ring in cabinet door peripheral edge portion.

In a further embodiment of the present invention, a plurality of air holes are provided on the upper and lower partition plates, and a water collection drawer is inserted between the lower partition plate and the bottom wall of the cabinet body.

The utility model discloses in the further embodiment, be equipped with exhaust fan and exhaust pipe at above-mentioned cabinet body top lateral part, cup jointed the exhaust cover in exhaust pipe outer end screw thread, be equipped with the air-supply line below the cabinet body lateral part with the exhaust fan opposite face, cup jointed the air-supply line cover in air-supply line outer end screw thread.

The utility model discloses in the further embodiment, be equipped with protective frame at above-mentioned cabinet body rear portion, first semiconductor refrigeration piece and second semiconductor refrigeration piece all are located protective frame.

In a further embodiment of the utility model, foot rods are vertically arranged at four corners of the bottom of the cabinet body, and the bottom ends of the foot rods are rotatably connected with movable rollers; the top of the cabinet body is provided with a handle for lifting the device.

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

the utility model discloses a constant temperature heating device that keeps fresh is small, and convenient to use is convenient for remove, and is practical reliable, and the nature of airing exhaust is good, cost low cost, and through the Peltier effect that utilizes the semiconductor refrigeration piece, through setting up two independent control's semiconductor refrigeration piece and heat dissipation conducting strip in the cabinet body for the device can realize the function of inside fresh-keeping and heating, can guarantee the quality of food such as melon and fruit vegetables betterly, is convenient for eat.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic front view of the present invention;

fig. 2 is a rear view structure diagram of the present invention;

fig. 3 is a schematic view of the internal structure of the cabinet body of the present invention;

FIG. 4 is a schematic top view of the upper baffle plate of FIG. 3;

FIG. 5 is a schematic view of a partial top view of the cabinet;

FIG. 6 is a schematic diagram of a side view of the connection between the rotary switch and the cabinet body;

FIG. 7 is a schematic view of an auxiliary die placement configuration;

FIG. 8 is a schematic sectional view of an auxiliary mold;

labeled as: 1. a cabinet body; 101. an upper rectangular through hole; 102. a lower rectangular through hole; 103. a bar hole; 104. a rotation chamber; 2. a cabinet door; 201. a rotation part; 202. clamping the strip; 203. a limiting plate; 3. an upper partition plate; 4. a lower partition plate; 301. a vent opening; 302. a vent hole; 5. a first semiconductor refrigeration chip; 6. cooling fins; 7. a second semiconductor refrigeration chip; 8. a heat dissipating fin; 9. a water collection drawer; 10. an exhaust fan; 11. an exhaust duct; 12. an exhaust hood; 13. an air inlet pipe; 14. an air inlet cover; 15. a protective frame; 16. moving the roller; 17. a handle; 18. sealing the rubber ring; 19. a temperature display; 20. an auxiliary die; 21. a heat conduction fin; 22. the container placing hole.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings in the embodiments of the present invention are combined below to clearly and completely describe the technical solutions in the embodiments of the present invention.

In the description of the present invention, it is to be noted that, unless otherwise specified, "a plurality" means two or more; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear"),

The references to "top," "bottom," and the like are to be construed as references to orientations and positional relationships illustrated in the drawings, merely to facilitate the description of the invention and to simplify the description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, configuration, and operation in a particular orientation, and is not to be construed as limiting the invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; the connection can be mechanical connection or circuit connection; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood as the case may be, by those of ordinary skill in the art.

A constant temperature fresh-keeping heatable device, which is shown in fig. 1-4, and has the following general structure:

the cabinet comprises a cabinet body 1, a cabinet door 2 hinged to the front side edge of the cabinet body 1, an upper partition plate 3 and a lower partition plate 4, wherein the upper partition plate 3 and the lower partition plate 4 are horizontally arranged in the cabinet body 1, the upper partition plate 3 comprises ventilation openings 301 arranged at the front and the rear parts, and the upper space and the lower space of the upper partition plate 3 can be communicated when the cabinet door 2 is closed due to the ventilation openings 301; an upper rectangular through hole 101 and a lower rectangular through hole 102 are formed in the rear portion of the cabinet body 1, a refrigerating device is arranged in the upper rectangular through hole 101, the refrigerating device comprises a first semiconductor refrigerating sheet 5 and a cooling fin 6, the shape and the size of the first semiconductor refrigerating sheet 5 are matched with those of the upper rectangular through hole 101, the first semiconductor refrigerating sheet 5 is fixedly embedded in the upper rectangular through hole 101, the refrigerating end face of the first semiconductor refrigerating sheet 5 faces the inside of the cabinet body 1, the heat-releasing end face of the first semiconductor refrigerating sheet 5 faces the outside of the cabinet body 1, and the cooling fin 6 is fixedly arranged on the refrigerating end face of the first semiconductor refrigerating sheet 5; a heating device is arranged in the lower rectangular through hole 102 and comprises a second semiconductor refrigerating sheet 7 and a radiating fin 8, the shape and the size of the second semiconductor refrigerating sheet 7 are matched with those of the lower rectangular through hole 102, the second semiconductor refrigerating sheet 7 is fixedly embedded in the lower rectangular through hole 102, the refrigerating end face of the second semiconductor refrigerating sheet 7 faces the outside of the cabinet body 1, the radiating end face of the second semiconductor refrigerating sheet 7 faces the inside of the cabinet body 1, and the radiating fin 8 is fixedly arranged on the radiating end face of the second semiconductor refrigerating sheet 7;

as shown in fig. 5-6, the cabinet door 2 is provided with a knob switch for opening and closing, the knob switch includes a rotating portion 201 and a clamping strip 202, the rotating portion 201 vertically penetrates through the cabinet door 2, the clamping strip 202 is fixedly connected to an end of the rotating portion 201 close to the cabinet body 1, a strip hole 103 for inserting the clamping strip 202 and a rotating cavity 104 are arranged in the edge part of the corresponding cabinet door 2, the strip hole 103 is communicated with the rotating cavity 104, in addition, a limiting plate 203 is arranged at the inner side of the cabinet door 2 of the rotating part 201 for fixing the rotating part 201 on the cabinet door 2, in order to improve the sealing performance of the device, the sealing rubber ring 18 is arranged at the peripheral edge part of the cabinet door 2, when the cabinet door 2 is closed, the cabinet door 2 is in contact connection with the sealing rubber ring 18, the clamping strip 202 penetrates through the strip hole 103 to enter the rotating cavity 104, the rotating part 201 is rotated, the clamping strip 202 rotates in the rotating cavity 104 until the clamping strip is clamped in the rotating cavity 104, so that the purpose of closing the cabinet door 2 is achieved; when the cabinet door 2 is opened, the rotating part 201 is rotated, so that the clamping strip 202 rotates and can penetrate out of the strip hole 103.

In addition, all seted up a plurality of air vents 302 on last baffle 3 and lower baffle 4, inserted between baffle 4 and the inside diapire of the cabinet body 1 down and be equipped with water collection drawer 9, the existence of air vent 302 is used for the circulation of the internal air of cabinet 1, improves the effect of cold-stored fresh-keeping and the efficiency of heating, simultaneously, the setting of air vent 302 also is convenient for the baffle on food surface moisture content flow fall to the water collection drawer 9 that is located the bottom, avoid excreteing not smooth and lead to food to be soaked for a long time and ulcerate by water.

Based on the foregoing, in order to make the device have a certain air exhaust performance, the lateral part above the cabinet body 1 is provided with the exhaust fan 10 and the exhaust pipe 11, the outer end of the exhaust pipe 11 is screwed and connected with the exhaust hood 12, the lateral part of the cabinet body 1 opposite to the exhaust fan 10 is provided with the air inlet pipe 13, and the outer end of the air inlet pipe 13 is screwed and connected with the air inlet hood 14, when the air exhaust is needed, the exhaust hood 12 and the air inlet hood 14 on the two sides of the cabinet body 1 are unscrewed, the exhaust fan 10 is started, so that the fresh air enters the cabinet body 1 from the air inlet pipe 13, and the original air in the cabinet body 1 is exhausted from the exhaust pipe 11.

On the basis, in order to improve the security to refrigerating plant and heating device protectiveness and use, be equipped with protective frame 15 at cabinet body 1 rear portion, wherein, first semiconductor refrigeration piece 5 and second semiconductor refrigeration piece 7 all are located protective frame 15, avoid the electric shock and the scald hidden danger that the artifical careless touching leads to.

Based on the above, in order to facilitate the movement of the device, foot bars are vertically arranged at four corners of the bottom of the cabinet body 1, and the bottom ends of the foot bars are rotatably connected with moving rollers 16; a handle 17 for lifting the device is provided on the top of the cabinet 1.

Based on the foregoing, in order to observe the temperature in the cabinet body 1 conveniently, temperature display 19 is embedded on the cabinet door 2, temperature display 19 includes the temperature sensing probe (not shown) that locates the cabinet door 2 inboard, and when cabinet door 2 closed, the temperature sensing probe was located cabinet body 1 inside.

Based on the above, a controller (not shown) is further disposed on the cabinet 1, and the controller is electrically connected to the first semiconductor cooling plate 5, the second semiconductor cooling plate 7, the temperature display 19, and the exhaust fan 10.

Based on the foregoing, as shown in fig. 7 to 8, an auxiliary mold 20 is further disposed on the upper partition plate 3 and/or the lower partition plate 4, the auxiliary mold 20 is made of an aluminum alloy, a temperature conduction fin 21 is disposed on one side of the auxiliary mold 20, the temperature conduction fin 21 can be inserted into the heat dissipation fin 8 and/or the cooling dissipation fin 6, a container placement hole 22 is disposed on the top surface of the auxiliary mold 20, the contour of the container placement hole 22 is consistent with the outer contour of a container to be heated, and the container to be heated can be properly placed in the container placement hole 22. Therefore, the three-dimensional heat conduction can be formed on the container which needs to be heated or cooled, the heating or cooling speed of the container is increased, and the uniformity of temperature conduction is enhanced.

The utility model discloses but constant temperature heating device's theory of operation as follows:

the utility model utilizes the Peltier effect of the semiconductor refrigeration piece, after the semiconductor refrigeration piece is electrified, the end surfaces at the two sides of the refrigeration piece respectively absorb heat and emit heat, thereby realizing the purposes of refrigeration and heating in a certain sealed space;

fresh-keeping: when the refrigerating device is started, after the first semiconductor refrigerating sheet 5 is electrified to work, the refrigerating end face of the first semiconductor refrigerating sheet 5 absorbs heat, and the heat is absorbed by the cooling fins 6 with high heat conduction efficiency arranged on the first semiconductor refrigerating sheet, so that the temperature in the cabinet body 1 is reduced, and foods such as fruits and vegetables and the like placed on the lower partition plate 4 and the upper partition plate 3 are preserved;

heating: heating device starts, and second semiconductor refrigeration piece 7 circular telegram work back, and the heat release terminal surface of first semiconductor refrigeration piece 5 releases the heat, and heat dissipation fin 8 through the heat-conduction efficiency height that is equipped with on it is exothermic, and then the temperature in the rising cabinet body 1 carries out appropriate heating to the food of placing on lower baffle 4 and the last baffle 3.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A constant-temperature fresh-keeping heatable device comprises a cabinet body, a cabinet door hinged to the side edge of the front portion of the cabinet body, an upper partition plate and a lower partition plate, wherein the upper partition plate and the lower partition plate are arranged in the cabinet body in a horizontal and transverse mode, the upper partition plate comprises ventilation openings arranged at the front portion and the rear portion, the constant-temperature fresh-keeping heatable device is characterized in that an upper rectangular through hole and a lower rectangular through hole are formed in the rear portion of the cabinet body, a refrigerating device is arranged in the upper rectangular through hole and comprises a first semiconductor refrigerating piece and cooling fins, the first semiconductor refrigerating piece is fixedly embedded in the upper rectangular through hole, the refrigerating end face of the first semiconductor refrigerating piece faces the interior of the cabinet body, the heat-releasing end face of the first semiconductor refrigerating piece faces the exterior of the cabinet body, and the cooling; a heating device is arranged in the lower rectangular through hole and comprises a second semiconductor refrigerating piece and a radiating fin, the shape and the size of the second semiconductor refrigerating piece are matched with those of the lower rectangular through hole, the second semiconductor refrigerating piece is fixedly embedded in the lower rectangular through hole, the refrigerating end face of the second semiconductor refrigerating piece faces the outside of the cabinet body, the radiating end face of the second semiconductor refrigerating piece faces the inside of the cabinet body, and the radiating fin is fixedly arranged on the radiating end face of the second semiconductor refrigerating piece; be equipped with on the cabinet door and be used for opening and closed knob switch, knob switch includes rotating portion and card strip, and the cabinet door is worn to establish perpendicularly by rotating portion, and card strip rigid coupling is being close to the rotating portion one end of the cabinet body, offers in the cabinet door limit portion that corresponds to be used for the card strip to insert the strip hole of establishing and rotate the chamber, and the strip hole communicates with rotating the chamber, is equipped with the limiting plate in the cabinet door inboard of rotating portion, is equipped with sealed rubber ring in cabinet door peripheral edge portion.

2. The constant-temperature fresh-keeping heatable device according to claim 1, wherein a plurality of vent holes are formed in the upper partition plate and the lower partition plate, and a water collection drawer is inserted between the lower partition plate and the bottom wall of the cabinet body.

3. The constant-temperature fresh-keeping heatable device according to claim 1, wherein an exhaust fan and an exhaust pipe are arranged on the upper side part of the cabinet body, an exhaust hood is sleeved on the outer end of the exhaust pipe in a threaded manner, an air inlet pipe is arranged below the side part of the cabinet body opposite to the exhaust fan, and an air inlet hood is sleeved on the outer end of the air inlet pipe in a threaded manner.

4. The constant-temperature fresh-keeping heatable device according to claim 1, wherein a protective frame is arranged at the rear part of the cabinet body, and the first semiconductor chilling plate and the second semiconductor chilling plate are both positioned in the protective frame.

5. The constant-temperature fresh-keeping heatable device according to claim 1, wherein foot bars are vertically arranged at four corners of the bottom of the cabinet body, and moving rollers are rotatably connected to the bottom ends of the foot bars; the top of the cabinet body is provided with a handle for lifting the device.