CN2470763Y - Mini-size cooling-warming box - Google Patents
Mini-size cooling-warming box Download PDFInfo
- Publication number
- CN2470763Y CN2470763Y CN 01211025 CN01211025U CN2470763Y CN 2470763 Y CN2470763 Y CN 2470763Y CN 01211025 CN01211025 CN 01211025 CN 01211025 U CN01211025 U CN 01211025U CN 2470763 Y CN2470763 Y CN 2470763Y
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- CN
- China
- Prior art keywords
- semiconductor refrigerating
- casing
- cold
- warm box
- box according
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Abstract
A mini cold and warm box comprises a box in which the inside is provided with a cavity for the placing. The cavity front side is open, and a sliding door is arranged on the cavity. The utility model is characterized in that the cavity perisporium is provided with a liner composed of a material with better hot and cold temperature conducting performance. The box shell and the liner are provided with an isolated insulation layer, which also comprise a temperature control unit arranged inside the box. The temperature control unit comprises a thermoelectric cooling modules and a control circuit linked with the thermoelectric cooling modules. When the refrigeration is required, the switch is moved to the refrigeration end, the thermoelectric cooling module is for refrigeration. When the switch is moved to the heating end, the thermoelectric cooling module is for heating. With a simple structure, the use is reliable.
Description
The utility model relates to a kind of refrigerator, and is particularly a kind of with the refrigerated mini changes in temperature refrigerator that heats of semiconductor electronic.
Along with the raising day by day of people's living standard, the grade of daily small electric apparatus also improves day by day.But its electric property is also relatively more dull aspect heat preserving antistaling, and for example refrigerator can only cold storing and fresh-keeping, and vacuum flask can only convection current quality guarantee temperature etc., and function singleness can not satisfy consumers in general's demand.
The purpose of this utility model is to manufacture and design a kind of nontoxic, noiselessness, economize on electricity, can freeze, can heat again, can automobile-used, again can family expenses and portable mini cold and warm box.
The utility model is achieved through the following technical solutions: a kind of mini cold and warm box, comprise casing, and be provided with the cavity of glove in the casing, the front side of this cavity is uncovered, which is provided with sliding door; Be characterized in: the perisporium of described cavity is provided with inner bag, this inner bag by have the conduction cold and hot temperature performance preferably material constitute; Be provided with the insulation separation layer between the shell of described casing and the inner bag; Comprise that also one is located at the temperature control equipment in the casing, this temperature control comprises semiconductor cooling module and the control circuit that is electrically connected with this semiconductor refrigerating element; This control circuit comprises an electric power polarity change-over switch, light emitting diode, and bridge rectifier; The semiconductor refrigerating element is connected with inner bag by conductive block; The two ends of semiconductor refrigerating element are connected with the swing arm of electric power polarity change-over switch, with the Light-Emitting Diode that has been connected in series dropping resistor and connect, are connected with the output of rectification circuit simultaneously.
Above-mentioned mini cold and warm box, wherein: described semiconductor refrigerating element is provided with a radiator outward.
Above-mentioned mini cold and warm box, wherein: be connected in series a temperature controller between the positive pole of described semiconductor refrigerating element and the swing arm of connecting positive source.
Above-mentioned mini cold and warm box, wherein: described temperature controller is a variable temperature relay.
Above-mentioned mini cold and warm box, wherein: when the A of described semiconductor refrigerating element held the swing arm that passes through the electric power polarity change-over switch to be connected with the cathode contact of power supply, semiconductor refrigerating was refrigerated.
Above-mentioned mini cold and warm box, wherein: when the B of described semiconductor refrigerating element held the swing arm that passes through the electric power polarity change-over switch to be connected with the cathode contact of power supply, the semiconductor refrigerating element heated.
Above-mentioned mini cold and warm box, wherein: described casing top is provided with one and carries hand.
Above-mentioned mini cold and warm box, wherein: described casing is provided with louvre, is provided with cooling fan in the casing, and this cooling fan is corresponding with louvre.
Above-mentioned mini cold and warm box, wherein: be provided with the insulation separation layer between described sliding door shell and nexine.
Above-mentioned mini cold and warm box, wherein: the corresponding magnetic sealing strip that is provided with of housing of described sliding door inside casing and box cavity mouth.
Because the utility model has adopted above technical measures, when needs refrigerate, switch to be dialled to the refrigeration end, semiconductor refrigerating is refrigerated, keeps low temperature in the casing, makes the food fresh keeping refrigeration of casing; When switch is dialled to fire end, semiconductor refrigerating element heating, in the casing temperature raise, constant temperature during to uniform temperature, can make the food heat-insulation in the case.Make a kind of electrical equipment have two kinds of different functions.
Elaborate below in conjunction with accompanying drawing.
Fig. 1 is that master of the present utility model looks and partial sectional view.
Fig. 2 is the utility model side and partial sectional view.
Fig. 3 is the utility model vertical view.
Fig. 4 is the electronic-circuit diagram of the utility model control circuit.
See also Fig. 1～Fig. 3.
The mini cold and warm box of the utility model comprises casing 1, and casing top is provided with one and carries hand 14, carries pivot pin 141 pull-ups that hand can be by its end points or sets level (cooperating referring to Fig. 3).Casing is provided with air inlet 13, louvre 15, is provided with cooling fan 16 in the casing, and this cooling fan is corresponding with louvre.Be provided with the cavity 2 of glove in the casing, the front side of this cavity is uncovered, which is provided with sliding door 3, and sliding door is provided with handle 39, one side sliding door be provided with hinge 35, Men Shangke is provided with transparency window 36.The perisporium of cavity 2 is provided with inner bag 21, this inner bag by have the conduction cold and hot temperature performance preferably material constitute.Be connected with radiator 5 above the semiconductor refrigerating element (PTC) 6, this radiator is a fin, by blower fan 16 heat is discharged through louvre again.Be connected with conductive block 7 below the semiconductor refrigerating element, be connected with inner bag through conductive block again.The conductive block both sides also are provided with sealing isolation layer 71.Be provided with insulation separation layer 12 between the shell 11 of casing 1 and the inner bag 21.Pull and be provided with insulation separation layer 31 between 3 shells 32 and nexine.The corresponding magnetic sealing strip 33 that is provided with of housing of described sliding door inside casing and box cavity mouth also is provided with door weather strip 38 at the door inside casing and makes good seal performance, can guarantee that the cold or hot temperature in the case can not leak into outside the case.
The utility model comprises that also one is located at the temperature control equipment in the casing, and this temperature control comprises semiconductor cooling module PTC and the control circuit 4 (asking for an interview Fig. 4) that is electrically connected with this semiconductor refrigerating element.This control circuit 4 comprises an electric power polarity change-over switch K, light emitting diode L1, L2, and the bridge rectifier that is made of Q1, Q2, Q3, Q4.The semiconductor refrigerating element is connected with inner bag 21 by conductive block 5; The two ends of semiconductor refrigerating element are connected with the swing arm K11 of electric power polarity change-over switch, with the Light-Emitting Diode L1, the L2 that have been connected in series dropping resistor and connect, be connected in series dropping resistor R1, R2 on Light-Emitting Diode L1, the L2 respectively, the two ends of semiconductor refrigerating element also are connected with the output of rectification circuit simultaneously.Can pass through electric power polarity change-over switch K, change just (+) at semiconductor electronic cooling module two ends, negative (-) power supply makes its refrigeration or heats.Be neutral gear when switch is placed in the middle, when switch pushed the upper end, semiconductor refrigerating element A end was "+" current potential, and the B end is "-" current potential, and cooling piece presents refrigerating state, and light emitting diode L1 work simultaneously is green indication.When switch pushed the lower end, semiconductor refrigerating element A end was "-" current potential, and the B end is "+" current potential, and the semiconductor refrigerating element presents the state of heating, light emitting diode L2 work simultaneously, and indication takes on a red color.Power supply of the present utility model adopts the 12V direct current, uses if adopt the 110V/220V alternating current to change alternating current into the 12V direct current by a voltage-stabilized power supply 9.
Be connected in series a temperature controller Rc between the swing arm of the A of semiconductor refrigerating element end and electric power polarity change-over switch, this temperature controller of present embodiment is a variable temperature relay.After heating state work a period of time, when hot(test)-spot temperature rises to setting limit (for example 65 ℃), the automatic disconnection of temperature controller energy, temperature controller recovers automatically when temperature drops to the setting limit.
The mini cold and warm box of the utility model, simple in structure, volume is small and exquisite, and is aesthetic in appearance, easy to operate, uses reliable.Can be automobile-used, can be portable, also can use in family, office.
Claims (10)
1. a mini cold and warm box comprises casing, is provided with the cavity of glove in the casing, and the front side of this cavity is uncovered, which is provided with sliding door; It is characterized in that: the perisporium of described cavity is provided with inner bag, this inner bag by have the conduction cold and hot temperature performance preferably material constitute; Be provided with the insulation separation layer between the shell of described casing and the inner bag; Comprise that also one is located at the temperature control equipment in the casing, this temperature control comprises semiconductor cooling module and the control circuit that is electrically connected with this semiconductor refrigerating element; This control circuit comprises an electric power polarity change-over switch, light emitting diode, and bridge rectifier; The semiconductor refrigerating element is connected with inner bag by conductive block; The two ends of semiconductor refrigerating element are connected with the swing arm of electric power polarity change-over switch, with the Light-Emitting Diode that has been connected in series dropping resistor and connect, are connected with the output of rectification circuit simultaneously.
2. mini cold and warm box according to claim 1 is characterized in that: described semiconductor refrigerating element is provided with a radiator outward.
3. mini cold and warm box according to claim 1 is characterized in that: be connected in series a temperature controller between the positive pole of described semiconductor refrigerating element and the swing arm of connecting positive source.
4. mini cold and warm box according to claim 2 is characterized in that: described temperature controller is a variable temperature relay.
5. mini cold and warm box according to claim 1 is characterized in that: when the A of described semiconductor refrigerating element held the swing arm that passes through the electric power polarity change-over switch to be connected with the cathode contact of power supply, semiconductor refrigerating was refrigerated.
6. mini cold and warm box according to claim 1 is characterized in that: when the B of described semiconductor refrigerating element held the swing arm that passes through the electric power polarity change-over switch to be connected with the cathode contact of power supply, the semiconductor refrigerating element heated.
7. mini cold and warm box according to claim 1 is characterized in that: described casing top is provided with one and carries hand.
8. mini cold and warm box according to claim 1 is characterized in that: described casing is provided with louvre, is provided with cooling fan in the casing, and this cooling fan is corresponding with louvre.
9. mini cold and warm box according to claim 1 is characterized in that: be provided with the insulation separation layer between described sliding door shell and nexine.
10. mini cold and warm box according to claim 1 is characterized in that: the corresponding magnetic sealing strip that is provided with of housing of described sliding door inside casing and box cavity mouth.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 01211025 CN2470763Y (en) | 2001-03-09 | 2001-03-09 | Mini-size cooling-warming box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 01211025 CN2470763Y (en) | 2001-03-09 | 2001-03-09 | Mini-size cooling-warming box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2470763Y true CN2470763Y (en) | 2002-01-09 |
Family
ID=33630483
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 01211025 Expired - Lifetime CN2470763Y (en) | 2001-03-09 | 2001-03-09 | Mini-size cooling-warming box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2470763Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105571197A (en) * | 2016-02-22 | 2016-05-11 | 珠海格力电器股份有限公司 | Temperature control device |
| CN105739565A (en) * | 2016-02-22 | 2016-07-06 | 黄焕珠 | Constant temperature box capable of refrigerating and heating |
| CN112268383A (en) * | 2020-09-15 | 2021-01-26 | 珠海格力电器股份有限公司 | Intelligent healthy preservation box |
-
2001
- 2001-03-09 CN CN 01211025 patent/CN2470763Y/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105571197A (en) * | 2016-02-22 | 2016-05-11 | 珠海格力电器股份有限公司 | Temperature control device |
| CN105739565A (en) * | 2016-02-22 | 2016-07-06 | 黄焕珠 | Constant temperature box capable of refrigerating and heating |
| CN105571197B (en) * | 2016-02-22 | 2018-08-07 | 珠海格力电器股份有限公司 | Temperature control device |
| CN112268383A (en) * | 2020-09-15 | 2021-01-26 | 珠海格力电器股份有限公司 | Intelligent healthy preservation box |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: NIUFUKESI OPTOELECTRONICS TECHNOLOGY (SHANGHAI) C Free format text: FORMER OWNER: SHANGHAI NIUFUKESI AUTO PARTS CO.LTD. Effective date: 20080222 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20080222 Address after: No. 9608, North Green Road, Qingpu District, Shanghai, China: 201707 Patentee after: New Fox Photoelectric Science and Technology (Shanghai) Co., Ltd. Address before: Eastern District, Qingpu Town, Shanghai, China, 201707 Patentee before: Niufukesi Vehicle Fitting Co., Ltd., Shanghai |
|
| C56 | Change in the name or address of the patentee | ||
| CP02 | Change in the address of a patent holder |
Address after: No. 4589 Pine Road, Shanghai, please. Zip code: 201712 Patentee after: New Fox Photoelectric Science and Technology (Shanghai) Co., Ltd. Address before: No. 9608, North Green Road, Qingpu District, Shanghai, China: 201707 Patentee before: New Fox Photoelectric Science and Technology (Shanghai) Co., Ltd. |
|
| C56 | Change in the name or address of the patentee |
Owner name: NIUFUKESI OPTOELECTRONICS TECHNOLOGY (SHANGHAI) CO Free format text: NEW ADDRESS: NO. 4589, WAIQINGSONGGONG ROAD, SHANGHAI CITY, ZIP CODE:201712 |
|
| C17 | Cessation of patent right | ||
| CX01 | Expiry of patent term |
Expiration termination date: 20110309 Granted publication date: 20020109 |