CN210267843U - Portable refrigeration and heating preservation box - Google Patents
Portable refrigeration and heating preservation box Download PDFInfo
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- CN210267843U CN210267843U CN201920616343.9U CN201920616343U CN210267843U CN 210267843 U CN210267843 U CN 210267843U CN 201920616343 U CN201920616343 U CN 201920616343U CN 210267843 U CN210267843 U CN 210267843U
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Abstract
The utility model discloses a portable refrigeration and heating preservation box for placing an inner box body or an object, the preservation box comprises an outer box casing, a first cover box and a second cover box which are respectively connected with two ends of the outer box casing through a fastener component, the inner wall of the first cover box is connected with a heat insulation plate which divides the interior of the first cover box into a heat dissipation chamber and a preservation chamber, the interior of the heat dissipation chamber is provided with a controller and a heat dissipation device, the battery, the first cover box has vent matched with heat dissipating double-fuselage and charge mouth connected with battery, there are insertion openings to place thermoelectric refrigeration module on the heat insulating board, the heat dissipating double-fuselage is mounted to the top of the thermoelectric refrigeration module, the inside of the outer box casing communicates with preserving the cavity, inside of the second cover box separately and is used for placing inner box body or object, first cover box and second cover box deviate from the one end of the outer box casing and all offer the arc-shaped groove to connect handle; not only can be used for placing foods, medicines and the like for refrigeration, but also can be used for placing articles for storage at a certain temperature.
Description
Technical Field
The utility model relates to a portable domestic appliance field, concretely relates to box is preserved in portable refrigeration and heating.
Background
At present, lunch boxes without heating function and refrigeration function are generally used when food, medicines and some special articles need to be carried in life, and only the following lunch boxes are used: the first independent monomer lunch box is mostly made of glass, ceramic and the like, is not only not insulated, but also is easy to damage; the inner part of the nested lunch box is an independent single box, and the outer shell can preserve heat or heat the inner box but does not have the function of refrigeration; therefore, the lunch box which can be used at present can only be used for heat preservation or heating at most, and the cold storage in hot weather cannot be guaranteed, which is very inconvenient.
SUMMERY OF THE UTILITY MODEL
The technical problem to be solved by the utility model is to provide a portable refrigerating and heating preservation box, which can increase or decrease the outer box casing and the inner box body according to the requirement, so as to increase or decrease the capacity of the preservation box; through changing the position of first lid box and second lid box and the thermoelectric refrigeration module that the cooperation was add can realize the switching of keeping the inside refrigeration of box and heating, satisfy the different demands of user, be convenient for place different article, all be equipped with the handle on first lid box and the second lid box simultaneously, be convenient for mention for solve the defect that prior art leads to.
In order to solve the technical problem, the utility model provides a following technical scheme: the utility model provides a box is preserved in portable refrigeration and heating for place interior box body or object, wherein, it includes outer box cover shell and connect in respectively through fastener subassembly in first lid box and second lid box at outer box cover shell both ends, the interior wall connection of first lid box is equipped with one will inside heat dissipation cavity and the heat insulating board of preserving the cavity of cutting apart into of first lid box, the inside of heat dissipation cavity is equipped with controller, heat abstractor, battery, set up on the first lid box with the vent that heat abstractor matches and with the mouth that charges that the battery is connected, set up the inserted hole of placing thermoelectric refrigeration module on the heat insulating board, heat abstractor install in thermoelectric refrigeration module's top, outer box cover shell inside respectively with preserve the cavity, the inside intercommunication of second lid box is used for placing interior box body or object, first lid box with second lid box deviate from the one end of outer box cover shell has all been seted up and has been connected the handle cover shell The arc-shaped groove;
the battery is charged by connecting a power supply outside the charging port, the battery is electrically connected with the controller, the heat dissipation device and the thermoelectric refrigeration module respectively, the controller is connected with the heat dissipation device and the thermoelectric refrigeration module respectively in a control mode, and the outer wall of the first cover box is connected with an operation button which is connected with the controller in a control mode.
The portable refrigeration and heating preservation box comprises a heat radiator and a fan, wherein the heat radiator is arranged between the fan and the thermoelectric refrigeration module, and one end of the thermoelectric refrigeration module, which is far away from the heat radiator, is connected with a cold and heat exchange sheet;
one side of the operating button is provided with a display screen connected to the outer wall of the first cover box, and the controller is respectively in control connection with the cold-heat exchange fin, the radiator, the fan and the display screen.
The portable refrigerating and heating preservation box is characterized in that one or more outer box casings are arranged, and each outer box casing is connected with each other through the clamping piece assembly;
the inner box body is provided with a plurality of boxes, and the top of the inner box body on the uppermost side is provided with a cone top box cover.
The portable refrigerating and heating preservation box comprises two clamping covers and two clamping strips, wherein the two clamping covers and the two clamping strips are symmetrically arranged, the upper parts of the inner walls of the clamping covers are connected to the lower parts of the outer walls of the first cover box or the outer box casing, and the inner walls of the clamping strips are connected to the upper parts of the outer walls of the outer box casing or the second cover box.
The portable refrigeration and heating preservation box is characterized in that the inner wall of the first cover box is connected with four first vertical airflow guide partition panels, two airflow guide partition sleeve panels sleeved on two sides of the conical top box cover are symmetrically arranged in the first cover box, and two ends of each airflow guide partition sleeve panel are respectively connected to two adjacent first vertical airflow guide partition panels;
the lower end face of the cone top box body cover is higher than the lower end face of the airflow guide partition sleeve plate, and the upper end faces of the airflow guide partition sleeve plate and the first vertical airflow guide partition plate are lower than the lower end face of the heat insulation plate;
the inner wall of the second cover box is connected with four second vertical airflow guide partition plates, the inner bottom surface of the second cover box is connected with a plurality of first rivet feet, the outer bottom surface of the second cover box is connected with a plurality of second rivet feet, the outer top surface of the first cover box is connected with a plurality of third rivet feet, and one surface of the cold-heat exchange sheet facing the second cover box is connected with a plurality of fourth rivet feet;
the inner wall of the outer box casing is connected with four third vertical airflow guide partition boards;
the first vertical air flow guide partition board, the second vertical air flow guide partition board, the third vertical air flow guide partition board all with the outer wall laminating setting of interior box body.
The portable refrigerating and heating preservation box is characterized in that the lower end surface of the first vertical airflow guiding partition plate and the lower end surface of the first cover box are in the same horizontal position;
the upper end surface of the second vertical airflow guide partition plate and the upper end surface of the second cover box are in the same horizontal position;
the third vertical airflow directing partition panel is taller than the height of the outer box sleeve.
The portable refrigerating and heating preservation box is characterized in that the ventilation openings are arranged in two groups, one group is arranged at the top of the first cover box, and the other group is arranged on the side wall of the first cover box.
The portable refrigerating and heating preservation box is characterized in that the first cover box and the second cover box are both provided with a notch communicated with the arc-shaped groove.
According to the aforesaid the utility model relates to a portable refrigeration heats and keeps the technical scheme effect that the box provided is: the number of the outer box sleeves and the number of the inner box bodies can be increased or decreased according to requirements, so that the capacity of the storage box can be increased or decreased conveniently; through the thermoelectric refrigeration module who changes the position of first lid box and second lid box and cooperation add can realize satisfying the different demands of user to the inside refrigeration of preserving the box and the switching of heating, be convenient for place different article, all be equipped with the handle on first lid box and the second lid box simultaneously, be convenient for mention.
Drawings
Fig. 1 is a schematic structural view of a portable refrigerating and heating preservation box of the present invention;
fig. 2 is a schematic view of the internal structure of a portable refrigerating and heating preservation box of the present invention;
fig. 3 is an exploded view of the inner structure of the first cover box of the portable refrigerating and heating preservation box of the present invention;
FIG. 4 is a schematic structural view of a portable refrigerating and heating preservation box of the present invention, which is provided with two outer box casings;
fig. 5 is a schematic structural view of the portable refrigerating and heating preservation box of the present invention, which is provided with three inner box bodies;
fig. 6 is a schematic structural view of a clamping component in the portable refrigeration and heating preservation box of the utility model;
fig. 7 is an exploded view of the portable refrigerating and heating preservation box of the present invention;
FIG. 8 is a schematic view of the structure of the portable refrigerating and heating storage box of the present invention;
fig. 9 is a schematic view of the external structure of the portable refrigerating and heating preservation box in a heating state.
Wherein the reference numbers are as follows: the storage box 101, the first cover box 102, the second cover box 103, the outer box sleeve 104, the card assembly 105, the ventilation opening 106, the charging opening 107, the handle 108, the arc-shaped groove 109, the operation button 110, the display 111, the third rivet leg 112, the cut-out 113, the inner box body 201, the heat dissipation chamber 202, the storage chamber 203, the heat insulation board 204, the heat sink 205, the fan 206, the cold and hot exchange fin 207, the cone top box cover 208, the first vertical airflow guide partition plate 209, the airflow guide partition sleeve plate 210, the second vertical airflow guide partition plate 211, the first rivet leg 212, the third vertical airflow guide partition plate 213, the controller 301, the battery 302, the insertion opening 303, the thermoelectric refrigeration module 304, the card cover 305, the card strip 401, and the second rivet leg 501.
Detailed Description
In order to make the technical means, the inventive features, the objectives and the functions of the present invention easy to understand, the present invention will be further described with reference to the following specific drawings.
The utility model provides a portable refrigerating and heating preservation box, aiming at increasing or reducing the outer box casing and the inner box body according to the requirement, and facilitating to increase or reduce the capacity of the preservation box; through the thermoelectric refrigeration module who changes the position of first lid box and second lid box and cooperation add can realize satisfying the different demands of user to the inside refrigeration of preserving the box and the switching of heating, be convenient for place different article, all be equipped with the handle on first lid box and the second lid box simultaneously, be convenient for mention.
As shown in fig. 1-2, a portable refrigerating and heating preservation box for placing an inner box 201 or an object, wherein the preservation box 101 comprises an outer box casing 104, and a first cover box 102 and a second cover box 103 connected to two ends of the outer box casing 104 through a clip assembly 105, an insulation board 204 is connected to an inner wall of the first cover box 102 to divide the inside of the first cover box 102 into a heat dissipation chamber 202 and a preservation chamber 203, a controller 301, a heat dissipation device and a battery 302 are arranged inside the heat dissipation chamber 202, a vent 106 matched with the heat dissipation device and a charging port 107 connected with the battery 302 are arranged on the first cover box 102, an insertion port 303 for placing a thermoelectric refrigerating module 304 is arranged on the insertion port 204, the heat dissipation device is arranged on the top of the thermoelectric refrigerating module 304, the inside of the outer box casing 104 is communicated with the preservation chamber 203 and the inside of the second cover box 103 for placing the inner box 201 or the object, the ends of the first cover box 102 and the second cover box 103, which are far away from the outer box sleeve 104, are provided with arc-shaped grooves 109 connected with the pull handles 108;
the battery 302 is externally connected with a power supply through the charging port 107 for charging, the battery 302 is respectively and electrically connected with the controller 301, the heat dissipation device and the thermoelectric refrigeration module 304, the controller 301 is respectively and controllably connected with the heat dissipation device and the thermoelectric refrigeration module 304, the outer wall of the first cover box 102 is connected with the operation button 110 which is connected with the controller 301 in a control mode, the controller 301 optimally adopts the single chip microcomputer STM32, the thermoelectric refrigeration module 304 optimally adopts the TEC refrigerator, and the radiator 205 optimally adopts the ID-COOLING or the three-ruler freezing.
As shown in fig. 3, in the portable refrigeration and heating preservation box provided by this embodiment, the adopted heat dissipation device includes a heat sink 205 and a fan 206, the heat sink 205 is disposed between the fan 206 and a thermoelectric refrigeration module 304, one end of the thermoelectric refrigeration module 304, which is away from the heat sink 205, is connected with a heat exchange fin 207, the blowing direction of the fan 206 is away from the heat sink 205, heat generated by the thermoelectric refrigeration module 304 is transferred into the heat sink 205, the fan 206 blows air to bring heat concentrated in the heat sink 205 out of the heat dissipation chamber 202 through the vent 106, thereby ensuring that the thermoelectric refrigeration module 304 is not burned out due to overheating;
a display screen 111 connected to the outer wall of the first cover case 102 is provided on one side of the operation button 110, and the controller 301 controls and connects the heat and cold exchanging fin 207, the heat sink 205, the fan 206, and the display screen 111, respectively.
As shown in fig. 4-5, the portable refrigerating and heating preservation box provided in this embodiment adopts one or more outer box sleeves 104, each outer box sleeve 104 is connected with each other through the clip component 105, the inner box body 201 is provided with a plurality of inner box bodies 201, the top of the uppermost inner box body 201 is provided with a cone top box cover 208, the number of the inner box bodies 201 and the outer box sleeves 104 can be increased according to the needs of users, and the increase or decrease of the internal space of the preservation box 101 or the storage capacity of the inner box body 201 is realized.
As shown in fig. 6, the portable refrigerating and heating preservation box provided by this embodiment employs a card assembly 105 comprising two card covers 305 and two card strips 401, which are symmetrically arranged, wherein the upper portion of the inner wall of the card cover 305 is connected to the lower portion of the outer wall of the first cover box 102 or the outer box sleeve 104, and the inner wall of the card strip 401 is connected to the upper portion of the outer wall of the outer box sleeve 104 or the second cover box 103.
In the portable refrigeration and heating preservation box provided by the embodiment, the inner wall of the first cover box 102 is connected with four first vertical airflow guide partition panels 209, two airflow guide partition sleeve panels 210 sleeved on two sides of the conical top box cover are symmetrically arranged in the first cover box 102, and two ends of each airflow guide partition sleeve panel 210 are respectively connected to the two adjacent first vertical airflow guide partition panels 209;
the lower end surface of the cone top box body cover is higher than the lower end surface of the airflow guide partition sleeve plate 210, and the upper end surfaces of the airflow guide partition sleeve plate 210 and the first vertical airflow guide partition plate 209 are lower than the lower end surface of the heat insulation plate 204;
the inner wall of the second cover box 103 is connected with four second vertical airflow guide partition plates 211, the inner bottom surface of the second cover box 103 is connected with a plurality of first rivet pins 212, the outer bottom surface of the second cover box 103 is connected with a plurality of second rivet pins 501, the outer top surface of the first cover box 102 is connected with a plurality of third rivet pins 112, and one surface of the cold-heat exchange sheet 207 facing the second cover box 103 is connected with a plurality of fourth rivet pins;
four third vertical airflow guiding partitions 213 are connected to the inner wall of the outer box sleeve 104;
first vertical air current guide partition panel 209, second vertical air current guide partition panel 211, third vertical air current guide partition panel 213 all set up with the outer wall laminating of interior box body 201.
In the portable refrigeration and heating preservation box provided by the embodiment, the lower end surface of the first vertical airflow guiding partition plate 209 and the lower end surface of the first cover box 102 are in the same horizontal position;
the upper end surface of the second vertical airflow guiding partition plate 211 and the upper end surface of the second cover box 103 are at the same horizontal position;
the third vertical airflow directing partition 213 is at the same height as the sleeve enclosure 104.
As shown in fig. 7-8, when in use, if refrigeration is required, the second cover box 103 is placed at the lowest layer, one inner box body 201 is taken and placed inside the second cover box 103 until the bottom of the inner box body 201 abuts against the first rivet leg 212, a plurality of inner box bodies 201 are sequentially stacked on the top of the inner box body 201 at the lowest layer from bottom to top, finally, a cone top box cover 208 is placed on the inner box body 201 at the top, (when in specific use, the top and the bottom of each inner box body 201 are both provided with a mutually meshed structure, so as to be convenient for stability after installation, and are provided with sealing covers which can be sequentially stacked on the inner box body 201 at the lower layer), then, a single or a plurality of outer box sleeves 104 are sequentially stacked on the top of the second cover box 103 from top to bottom and are locked by the clamping component 105 until the uppermost inner box body 201 is sleeved, then, the first cover box 102 is sleeved on the cone top box cover 208 and locked with the uppermost outer box sleeve 104 by the clamping component 105, then, the operation button 110 is operated to start the power supply and select the refrigeration mode, the controller 301 controls the power supply to supply power to the thermoelectric refrigeration module 304 in the forward direction (that is, the current direction is from the positive electrode of the thermoelectric refrigeration module 304 to the negative electrode), the upper part of the thermoelectric refrigeration module 304 starts to heat, the lower part of the thermoelectric refrigeration module 304 starts to cool while heating, and the cold-heat exchange sheet 207 starts to cool soon, so that the air above the cone top box cover 208 starts to cool, the cone top box cover 208 is bonded with the air flow guide partition sleeve plate 210, the first vertical air flow guide partition plate 209, the second vertical air flow guide partition plate 211 and the third vertical air flow guide partition plate 213 after the inner box body 201 is placed, so that two first chambers and two second chambers for air to flow are formed, the two first chambers are symmetrically arranged, the two second chambers are symmetrically arranged, and the cold air flows downwards in the first chambers until the cold air reaches the bottom of the second cover box 103 because the air falls down The upper part forms negative pressure, thereby the air above the second chamber can be sucked in the upper part of the first chamber, the air below the first chamber can be sucked in the lower part of the second chamber, an air circulation is formed, the air in the first chamber slowly descends and becomes hot and then enters the second chamber from the bottom, the air in the second chamber slowly ascends and becomes cold and then enters the first chamber from the top, the air circulates and simultaneously realizes the adjustment of the internal temperature of the preservation box 101, the internal temperature is displayed through a display screen 111, the temperature required in the preservation box 101 can be set through an operation button 110, a temperature sensor connected with a controller is installed on a cold-heat exchange sheet 207, the temperature sensor collects temperature data in real time and transmits the temperature data to the controller, the controller receives the temperature data and displays the temperature data through the display screen 111, when the internal temperature reaches the set temperature, the thermoelectric cooling module 304 stops working and when the battery 302 runs out of charge, a charger or a charging head is inserted from the charging port 107 for charging;
as shown in fig. 9, if heating is required, the whole storage box 101 is turned upside down (rotated 180 degrees in the plane of Y, Z axis with the horizontal X axis as the axis), the first lid box 102 is placed at the lowest layer, one inner box 201 is taken and placed inside the first lid box 102 until the bottom of the inner box 201 abuts against the fourth rivet leg, then a plurality of inner boxes 201 are sequentially stacked from bottom to top on the top of the inner box 201 at the lowest layer, finally a cone top box cover 208 is placed on the inner box 201 at the top, (in specific use, the top and bottom of each inner box 201 are configured as a mutually meshed structure, which is convenient for stability after installation, and are provided with a sealing cover, which can be placed on the inner box 201 at the lower layer and then sequentially stacked), then a single or a plurality of outer box sleeves 104 are sequentially stacked from top to bottom on the top of the first lid box 102 and locked by the fastener assembly 105, until the uppermost internal box body 201 is sleeved, the second cover box 102 is sleeved on the cone top box cover 208 and locked with the uppermost external box sleeve 104 through the clamping component 105, the operation button 110 is operated to switch on the power supply and select the heating mode, the controller 301 controls the power supply to reversely supply power to the thermoelectric cooling module 304 (namely, the current direction is from the negative pole to the positive pole of the thermoelectric cooling module 304), the lower part (relative to the rotation direction) of the thermoelectric cooling module 304 starts to be cooled, the upper part starts to be heated while the lower part of the thermoelectric cooling module 304 is cooled, the cold-heat exchange piece 207 starts to be heated quickly, a certain space is reserved after the bottom of the bottom internal box body 201 supports against the fourth rivet pin on the cold-heat exchange piece 207, hot air flows upwards from the first cavity until the top of the cone top box cover 208, and negative pressure is formed because the air rises and the lower part is formed, so that the air below the first cavity can suck the air below the second cavity, the air above the first chamber is sucked in from the upper side of the second chamber, an air circulation is formed, the air in the first chamber slowly rises and becomes cold and then enters the second chamber from the top, the air in the second chamber slowly falls and becomes hot and then enters the first chamber from the bottom, the air circulates and simultaneously adjusts the internal temperature of the preservation box 101, and when the air is heated, the fan 206 is started to dissipate cold air generated by the thermoelectric refrigeration module 304, so that the energy consumption is effectively reduced.
The portable refrigeration and heating preservation box provided by the embodiment adopts two sets of the vents 106, one set is arranged at the top of the first cover box 102, and the other set is arranged on the side wall of the first cover box 102, after the heat is blown out of the heat dissipation chamber 202 from the vents 106 at the top by the fan 206, the new air enters the heat dissipation chamber 202 from the vents 106 on the side wall due to pressure, so that an air circulation is formed, and the heat dissipation is accelerated.
The portable refrigerating and heating preservation box provided by the embodiment has the advantages that the first cover box 102 and the second cover box 103 are provided with the cut 113 communicated with the arc-shaped groove 109, and the handle is convenient to pull.
The structures used in the illustrated embodiments are all circular as shown in the drawings, but are not limited to circular in specific use, and may be square, rectangular, polygonal, and the like.
In summary, the portable refrigerating and heating preservation box of the utility model can increase or decrease the outer box casing and the inner box body according to the requirement, which is convenient for increasing or decreasing the capacity of the preservation box; through the thermoelectric refrigeration module who changes the position of first lid box and second lid box and cooperation add can realize satisfying the different demands of user to the inside refrigeration of preserving the box and the switching of heating, be convenient for place different article, all be equipped with the handle on first lid box and the second lid box simultaneously, be convenient for mention.
The above description has been made of specific embodiments of the present invention. It is to be understood that the invention is not limited to the particular embodiments described above, and that devices and structures not described in detail are understood to be implemented in a manner common in the art; various changes or modifications may be made by those skilled in the art within the scope of the appended claims without departing from the spirit of the invention.
Claims (8)
1. A portable refrigeration and heating preservation box is used for placing an inner box body or an object and is characterized by comprising an outer box casing, a first cover box and a second cover box which are connected to two ends of the outer box casing through clamping components respectively, a heat insulation plate which divides the interior of the first cover box into a heat dissipation chamber and a preservation chamber is connected to the inner wall of the first cover box, a controller, a heat dissipation device and a battery are arranged in the heat dissipation chamber, a vent matched with the heat dissipation device and a charging port connected with the battery are formed in the first cover box, an insertion hole for placing a thermoelectric refrigeration module is formed in the heat insulation plate, the heat dissipation device is installed at the top of the thermoelectric refrigeration module, the interior of the outer box casing is communicated with the preservation chamber and the interior of the second cover box respectively and used for placing the inner box body or the object, arc-shaped grooves connected with handles are formed in the ends, away from the outer box casing, of the first cover box and the second cover box;
the battery is charged by connecting a power supply outside the charging port, the battery is electrically connected with the controller, the heat dissipation device and the thermoelectric refrigeration module respectively, the controller is connected with the heat dissipation device and the thermoelectric refrigeration module respectively in a control mode, and the outer wall of the first cover box is connected with an operation button which is connected with the controller in a control mode.
2. The portable refrigerating and heating preservation box according to claim 1, wherein the heat dissipation device comprises a heat sink and a fan, the heat sink is disposed between the fan and the thermoelectric cooling module, and a heat exchange plate is connected to an end of the thermoelectric cooling module, which is away from the heat sink;
one side of the operating button is provided with a display screen connected to the outer wall of the first cover box, and the controller is respectively in control connection with the cold-heat exchange fin, the radiator, the fan and the display screen.
3. The portable refrigerating and heating preservation box according to claim 2, wherein one or more of the plurality of outer casing shells are connected to each other by the clip assembly;
the inner box body is provided with a plurality of boxes, and the top of the inner box body on the uppermost side is provided with a cone top box cover.
4. The portable refrigerating and heating preservation box of claim 3, wherein the clip assembly comprises two symmetrically disposed caps and two strips, wherein an upper portion of an inner wall of the caps is connected to a lower portion of an outer wall of the first cover case or the outer cover case, and an inner wall of the strips is connected to an upper portion of an outer wall of the outer cover case or the second cover case.
5. The portable refrigerating and heating preservation box according to claim 3 or 4, wherein four first vertical airflow guiding partition plates are connected to the inner wall of the first cover box, two airflow guiding partition sleeve plates are symmetrically arranged inside the first cover box and sleeved on two sides of the conical top box cover, and two ends of each airflow guiding partition sleeve plate are respectively connected to two adjacent first vertical airflow guiding partition plates;
the lower end face of the cone top box body cover is higher than the lower end face of the airflow guide partition sleeve plate, and the upper end faces of the airflow guide partition sleeve plate and the first vertical airflow guide partition plate are lower than the lower end face of the heat insulation plate;
the inner wall of the second cover box is connected with four second vertical airflow guide partition plates, the inner bottom surface of the second cover box is connected with a plurality of first rivet feet, the outer bottom surface of the second cover box is connected with a plurality of second rivet feet, the outer top surface of the first cover box is connected with a plurality of third rivet feet, and one surface of the cold-heat exchange sheet facing the second cover box is connected with a plurality of fourth rivet feet;
the inner wall of the outer box casing is connected with four third vertical airflow guide partition boards;
the first vertical air flow guide partition board, the second vertical air flow guide partition board, the third vertical air flow guide partition board all with the outer wall laminating setting of interior box body.
6. The portable refrigerating and heating preservation box according to claim 5, wherein the lower end surface of the first vertical air flow guiding partition plate is at the same horizontal position as the lower end surface of the first cover box;
the upper end surface of the second vertical airflow guide partition plate and the upper end surface of the second cover box are in the same horizontal position;
the third vertical airflow directing partition panel is taller than the height of the outer box sleeve.
7. The portable refrigerating and heating preservation box according to claim 6, wherein the ventilation openings are provided in two sets, one set being provided at the top of the first cover box and one set being provided at the side wall of the first cover box.
8. The portable refrigerating and heating preservation box according to claim 7, wherein the first cover box and the second cover box are both provided with a notch communicated with the arc-shaped groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920616343.9U CN210267843U (en) | 2019-04-30 | 2019-04-30 | Portable refrigeration and heating preservation box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920616343.9U CN210267843U (en) | 2019-04-30 | 2019-04-30 | Portable refrigeration and heating preservation box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210267843U true CN210267843U (en) | 2020-04-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920616343.9U Active CN210267843U (en) | 2019-04-30 | 2019-04-30 | Portable refrigeration and heating preservation box |
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| CN (1) | CN210267843U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111645997A (en) * | 2020-05-28 | 2020-09-11 | 上海海事大学 | Cold-hot double-effect logistics box adopting vacuum heat insulation plate and magnetic refrigeration technology |
| CN113520105A (en) * | 2021-08-26 | 2021-10-22 | 青岛海力智能设备有限公司 | Display disc capable of realizing cold-heat conversion |
-
2019
- 2019-04-30 CN CN201920616343.9U patent/CN210267843U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111645997A (en) * | 2020-05-28 | 2020-09-11 | 上海海事大学 | Cold-hot double-effect logistics box adopting vacuum heat insulation plate and magnetic refrigeration technology |
| CN113520105A (en) * | 2021-08-26 | 2021-10-22 | 青岛海力智能设备有限公司 | Display disc capable of realizing cold-heat conversion |
| CN113520105B (en) * | 2021-08-26 | 2022-04-19 | 青岛海力智能设备有限公司 | Display disc capable of realizing cold-heat conversion |
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