CN212260902U - Mute cold-hot double temperature control device and cosmetic storage box - Google Patents
Mute cold-hot double temperature control device and cosmetic storage box Download PDFInfo
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- CN212260902U CN212260902U CN202022138619.2U CN202022138619U CN212260902U CN 212260902 U CN212260902 U CN 212260902U CN 202022138619 U CN202022138619 U CN 202022138619U CN 212260902 U CN212260902 U CN 212260902U
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- 239000002537 cosmetic Substances 0.000 title claims abstract description 20
- 238000003860 storage Methods 0.000 title claims description 37
- 239000004065 semiconductor Substances 0.000 claims abstract description 79
- 238000010438 heat treatment Methods 0.000 claims abstract description 69
- 238000001816 cooling Methods 0.000 claims abstract description 43
- 230000033228 biological regulation Effects 0.000 claims abstract description 17
- 239000003507 refrigerant Substances 0.000 claims abstract description 13
- 230000017525 heat dissipation Effects 0.000 claims description 27
- 230000009977 dual effect Effects 0.000 claims description 11
- 230000001105 regulatory effect Effects 0.000 claims description 8
- 230000001276 controlling effect Effects 0.000 claims description 2
- 238000005057 refrigeration Methods 0.000 abstract description 18
- 239000004020 conductor Substances 0.000 description 12
- 239000002826 coolant Substances 0.000 description 5
- 230000000694 effects Effects 0.000 description 5
- 230000008859 change Effects 0.000 description 4
- 239000007788 liquid Substances 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 235000013361 beverage Nutrition 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000002354 daily effect Effects 0.000 description 1
- 230000003203 everyday effect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 230000001743 silencing effect Effects 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
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Abstract
The embodiment of the utility model provides a cold and hot two temperature control device of silence and cosmetics bin makes to be in certain temperature, perhaps certain temperature range in keeping the storing storehouse through control temperature governing system as required (use the cold and hot piece of semiconductor, perhaps semiconductor refrigeration piece etc.). The temperature adjusting system comprises a semiconductor refrigerating/heating device, a radiating pipe is arranged on the semiconductor refrigerating/heating device and comprises a base and a radiating circulating pipe, the base is attached to the semiconductor refrigerating/heating device, and the base is communicated with the radiating circulating pipe to enable a refrigerant to circulate in the radiating pipe. Through using the cooling tube to dispel the heat to temperature regulation system, the effectual noise that has reduceed.
Description
Technical Field
The utility model relates to a daily control by temperature change electrical apparatus especially relates to a cold and hot two temperature control device of silence and cosmetics bin.
Background
With the continuous improvement of living standard, the requirements of people on living quality are also continuously improved. The desire to be able to store items around is also increasing in everyday life. For example, the storage conditions of female cosmetics are more severe, and more cosmetics need to be stored at a constant temperature or a certain temperature to ensure the quality. Some dedicated cosmetic refrigerators or cosmetic lockers have emerged. Generally, cosmetics need to be stored at low temperature, and because cosmetics refrigerators are mostly placed in bedrooms, the generation of refrigerator noise becomes a new problem. Moreover, more and more women need to make up at the workplace, and the portable cosmetic storage cabinet needs to be more and more clear. For another example, in a car or an office, some may wish to drink an iced beverage and some may wish to drink hot coffee. It is desirable to be able to use silent devices to fulfill the above requirements, whether in a car or in an office. Therefore, a temperature-controllable and adjustable thermostatic device which is convenient and practical and does not generate obvious noise becomes the demand of people.
SUMMERY OF THE UTILITY MODEL
The embodiment of the utility model provides a cold and hot two temperature control device of silence and cosmetics bin keeps being in certain temperature in the storing storehouse as required through control temperature governing system (using the cold and hot piece of semiconductor, perhaps semiconductor refrigeration piece etc. can be called semiconductor refrigeration/heat device or semiconductor device), perhaps certain temperature range, dispels the heat to temperature governing system through using the heat pipe, the effectual noise that has reduceed.
The embodiment of the utility model provides a mute cold and hot double temperature control device, which comprises a control panel, a temperature adjusting system and a storage bin;
the control panel is provided with a power mode selection switch for selecting a direct current power supply input port or an alternating current power supply input port, and the input power supply supplies power to the temperature regulation system through a power supply output port of the control panel;
the temperature adjusting system comprises a semiconductor refrigerating/heating device, a radiating pipe is arranged on the semiconductor refrigerating/heating device and comprises a base and a radiating circulating pipe, the base is attached to the semiconductor refrigerating/heating device, the base is communicated with the radiating circulating pipe so that a refrigerant circulates in the radiating pipe, an alarm device is arranged on the radiating pipe and used for outputting a control signal to the control panel when the temperature is detected to be higher than a preset temperature, and the control signal is used for disconnecting power supply of the control panel to the temperature adjusting system or regulating voltage or current to the temperature adjusting system;
the semiconductor refrigerating/heating device of the temperature adjusting system is arranged on the outer wall of the storage bin or tightly attached to the outer wall of the storage bin and used for controlling the temperature in the storage bin.
Preferably, the alarm device is a temperature sensor, which is arranged at the joint of the base and the heat dissipation circulation pipe, and a signal line of the temperature sensor is connected with the control board.
Preferably, a fan is arranged on the heat dissipation circulation pipe, and the fan is used for dissipating heat of the heat dissipation circulation pipe.
Preferably, the heat dissipation circulating pipe is provided with heat dissipation strips, and the heat dissipation strips are arranged outside the heat dissipation circulating pipe.
Preferably, the heat dissipation circulating pipe is of a two-layer or multi-layer structure, and a support is arranged between two layers of structures or between two adjacent layers of structures of the multi-layer structure and is connected and fixed through the support.
Preferably, the semiconductor refrigeration/heating device is a semiconductor refrigeration/heating piece, the control panel is further provided with a temperature mode selection switch, when the control panel selects a refrigeration mode, the anode of the output port of the control panel is connected with the anode of the temperature regulation system, the cathode of the output port of the control panel is connected with the cathode of the temperature regulation system, when the control panel selects a heating mode, the cathode of the output port of the control panel is connected with the anode of the temperature regulation system, and the anode of the output port of the control panel is connected with the cathode of the temperature regulation system.
Preferably, when the control panel selects the refrigeration mode, the anode of the semiconductor refrigeration hot piece is connected with the anode of the output port of the control panel, and the cathode of the semiconductor refrigeration hot piece is connected with the cathode of the output port of the control panel.
Preferably, when the control panel selects the heating mode, the anode of the semiconductor cooling and heating sheet is connected with the cathode of the output port of the control panel, and the cathode of the semiconductor cooling and heating sheet is connected with the anode of the output port of the control panel.
The device also has a power interface for external power supply. Wherein the storage bin is used for storing articles. And the temperature adjusting system is used for refrigerating the refrigerating bin through the refrigerating subsystem. In still further implementations, heating the heating bin by the heating subsystem may also be included. As a typical cosmetic refrigerator scenario, the low temperature requirement is generally dominant, but at some time, heating may be performed, for example, when the mask is used in winter, a heating mode may be switched in advance, so that the temperature is comfortable when the mask is used. As an implementation, in the implementation, the refrigeration subsystem and the heating subsystem in the temperature adjustment system may be implemented simultaneously on one subsystem, or one temperature adjustment system may simultaneously refrigerate or heat two subsystems, or one temperature adjustment subsystem may refrigerate or heat in a time-sharing manner. Can select refrigeration storehouse and heating storehouse in two storing storehouses according to user's selection, convenience of customers uses in a flexible way and selects, places this cold and hot two temperature control device in the fixed place in space for example, and the user can change the function in storing storehouse under the condition of orientation is placed to the unadjusted. And the same storage bin can also select a refrigerating or heating mode, so that great convenience is brought to users. Further, based on the utility model discloses typical embodiment can expand into more warm areas such as three warm areas, four warm areas, and more warm areas set up as required, according to the mode selection increase that refrigerates or heat in the embodiment can.
One implementation of the temperature adjustment system is a semiconductor cooling plate (or a semiconductor cooling and heating plate, which is selected according to whether a heating function is needed or not). The semiconductor refrigerating sheet is attached with a radiating pipe, and the semiconductor refrigerating sheet (or the semiconductor refrigerating and heating sheet) is radiated by the radiating pipe. The coolant is stored in the radiating pipe, the heat pipe base part is attached to the semiconductor refrigerating sheet, the temperature of the heat generated during the working of the semiconductor refrigerating sheet rises, the temperature of the base part rises, the coolant is converted into a gaseous state from a liquid state to enter the radiating pipe, the temperature of the gaseous coolant is gradually reduced after the coolant exchanges heat with the radiating pipe and outside air in the radiating pipe and then is condensed into a liquid state to return to the base, the heat dissipation of the semiconductor refrigerating sheet is realized through the heat exchange of the coolant, the heat pipe and the outside air, a fan is used for replacing a traditional cosmetic refrigerator, and the noise. Owing to use the cooling tube heat dissipation, in order to guarantee radiating effect, set up alarm device on the cooling tube, when the intraductal temperature of heat was too high, alarm device output control signal gave the control panel, thereby can give the semiconductor device outage or give semiconductor device reduce voltage or electric current with the deration reduce temperature to avoid causing the damage because semiconductor refrigeration piece high temperature under the special use scene. In one implementation, the warning device may be a temperature sensor that generates a warning signal when a temperature above a set point is detected. As one implementation, the alarm signal is used to regulate a voltage or current to the temperature regulation system such that the semiconductor device is in a low consumption state or a low power state. As a further implementation, the alarm device may further include a cold end or semiconductor device end alarm device for detecting the temperature at the heat conductor or the temperature of the semiconductor device, and generating an alarm signal when the detected temperature is higher than the set value. Alarm devices can be arranged at two positions, or only one alarm device can be arranged.
In various embodiments, the temperature regulation system can be disposed on the back, side, or top of the storage compartment. The temperature regulating system of each storage compartment can be placed in different positions, for example one at the bottom, one at the top or at the side. In practice, the temperature adjusting mode on the control panel can be a key type, a knob type or a touch type, can be a mechanical type or an intelligent type, and can select a voice instruction or even be connected with a mobile phone to adjust at a mobile terminal of the mobile phone under the more intelligent chip condition.
In one case, each storage compartment has a temperature regulation system or subsystem at the back (or top, side or bottom) that is connected to a corresponding control panel and receives a selection from the control panel to adjust the operating mode. In the case of a multi-function product, each temperature adjustment system has a cooling mode and a heating mode, which are selected by a control board. The control panel can also be provided with a temperature adjusting button which can further adjust the temperature. The adjusting mode may be adjusting a cooling or heating mode, and further selecting a degree of cooling or heating, and may be a specific temperature value or temperature interval. The specific modes can be flexibly combined. Alternatively, as a simple device, a fixed mode temperature regulation system may be used, with a single mode temperature regulation system for each bin. In this simple apparatus, the cooling or heating mode of each of the storages is fixed.
The control board is connected with a power supply, the type of the power supply can be selected on the control board, the power supply provides alternating current or direct current for the temperature control system, an alternating current or direct current selection switch is arranged on the control board, if the cold and hot double temperature control device receives direct current from the outside, a direct current mode is selected, and if the cold and hot double temperature control device receives alternating current from the outside, an alternating current mode is selected. Therefore, the utility model discloses a cold and hot two temperature control device can be suitable for multiple scene, and no matter the outside is the direct current environment, for example on-vehicle, still exchanges the electric environment such as office, at home etc. and all can the direct use. And the portable is applied to various occasions. As a more typical and simple scenario, the control panel may be provided with a fixed power input, accepting only dc or ac power input.
The embodiment of the utility model provides a still provide a cosmetics bin, cosmetics bin includes the cold and hot two temperature control device of foretell silence.
The utility model discloses cold and hot two temperature control devices use semiconductor device to carry out temperature regulation, use the cooling tube to adhere to and dispel the heat on semiconductor device, because the cooling tube uses the phase transition of refrigerant to dispel the heat, can realize extremely low noise, realize the silence effect of whole device, have good silence effect to quiet scenes such as cosmetics, office and on-vehicle.
Drawings
Fig. 1 is a schematic structural view of the mute cold and hot dual temperature control device of the present invention.
Fig. 2 is the structure schematic diagram of the temperature adjusting system of the mute cold and hot dual temperature control device of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be further described below with reference to the accompanying drawings, and it is obvious that the described embodiments are only some embodiments of the present invention, but not all embodiments.
The utility model discloses cold and hot two temperature control devices of silence in implementing is a refrigerator with refrigeration function more typically, for example cosmetics refrigerator (or beautiful makeup refrigerator). The refrigerator can also be provided with a storage device with double temperature control functions of refrigeration and heating, and different functions can be realized according to the selection of semiconductor devices (such as semiconductor refrigeration sheets, semiconductor cold and hot sheets, semiconductor refrigeration/hot devices and the like). Can be a cosmetic refrigerator with double temperature control, a vehicle-mounted refrigerator, a vehicle-mounted cold and warm box or a portable heat preservation box, or a household cold and warm box, etc. The cold and hot double temperature control device is provided with two storage bins, namely a first storage bin and a second storage bin, wherein the two storage bins can be split doors. For example, as shown in fig. 1, the hot and cold dual temperature control device has a storage compartment 41 and a storage compartment 42. The storage bin can be modified in the door opening mode, the door opening direction and the like, and is not limited to the mode shown in the figure 1. For example, the structure can be a single door structure, a left-middle-right three-door structure, an upper-lower two-door structure, an upper-middle-lower three-door structure, or the like.
The mute cold and hot double temperature control device is provided with a power supply port, a control panel and a temperature adjusting system, the control panel supplies power to the temperature adjusting system, the power supply comprises an alternating current input port and a direct current input port, the alternating current input port and a power converter are further arranged between the temperature adjusting system, and the alternating current is converted into direct current, such as 12V direct current. Therefore, the cold and hot temperature control device provided by the embodiment of the utility model can have more applicable environments, and can be used by alternating current or direct current provided by the outside.
The control panel is provided with a power mode selection switch for selecting power input by the direct current power input port or the alternating current power input port, and the input power supplies power to the temperature regulating system through the positive and negative electrodes of the power output port of the control panel. If the external alternating current is input as the power supply, the positive electrode and the negative electrode of the power supply output port of the control board are direct current converted by the power supply converter.
The control panel still has temperature mode selection switch, when the control panel selection refrigeration mode will be about to the switch and place the refrigeration in, the delivery outlet positive pole of control panel is connected with temperature regulation system's positive pole, and the negative pole of the delivery outlet of control panel is connected with temperature regulation system's negative pole. When the control panel selects the heating mode, namely the switch is arranged in the heating mode, the negative pole of the output port of the control panel is connected with the positive pole of the temperature adjusting system, and the positive pole of the output port of the control panel is connected with the negative pole of the temperature adjusting system. The selection switch can be a mechanical manual switch, and can also be an IC control program automatic switch for automatically judging the heating or cooling mode.
The back of the storage bin is provided with a temperature adjusting system, the temperature adjusting system comprises a semiconductor cooling/heating device (hereinafter referred to as a semiconductor device or a semiconductor cooling/heating device), a heat conductor is arranged on the semiconductor device, the heat conductor can be a metal radiating fin, such as an aluminum or copper radiating fin, a semiconductor cooling/heating fin is attached to one side of a radiator, the other side of the radiator is attached to the back of the storage bin, or the heat conductor is directly arranged as a bulkhead of the storage bin. The semiconductor device is refrigerated or heated after working, and temperature change is transmitted to the storage bin through the radiator so as to control the temperature of the storage bin or control the temperature within a certain temperature range. The other surface of the semiconductor device is also provided with a radiating pipe, the radiating pipe comprises a base and a radiating circulating pipe, the base is attached to the semiconductor refrigerating/heating device, and the base is communicated with the radiating circulating pipe to enable a refrigerant to circulate in the radiating pipe.
With reference to fig. 2, a schematic diagram of an embodiment of the present invention is shown. The embodiment of the utility model provides a pair of cold and hot temperature control device of silence, including control panel 50, temperature regulation system and storing storehouse 4. The temperature regulation system comprises a semiconductor cooling/heating device 10, wherein the semiconductor cooling/heating device 10 is a semiconductor cooling/heating sheet, one side of the semiconductor cooling/heating device 10 is attached to a heat conductor 20, and the heat conductor 20 is arranged on a cabin wall of the storage cabin or directly used as a part of the cabin wall. The other side of the semiconductor cooling/heating device 10 is provided with the radiating pipe 30. Wherein the radiating pipe 30 includes a base 301 and a radiating circulation pipe 302. The base 301 is closely attached to the semiconductor cooling/heating device 10 and fixed to a socket for receiving the semiconductor cooling/heating device 10 or fixed to the heat conductor 20. The base 301 initially stores a refrigerant medium. The base 301 is communicated with the heat circulation tube 302 and is entirely sealed to prevent the refrigerant from leaking. When the semiconductor refrigerating/heating device 10 works, the semiconductor refrigerating/heating device 10 starts to work to refrigerate, the temperature of the semiconductor refrigerating/heating device 10 rises, heat is transferred to the base 301, the temperature of a refrigerant in the base 301 rises after absorbing the heat, the refrigerant is changed into a gas state and enters the heat dissipation circulating pipe 302, the refrigerant exchanges heat with the pipe wall and the outside air in the heat dissipation circulating pipe 302, the temperature is gradually reduced and is condensed into a liquid state to return to the base 301, and heat is dissipated into the semiconductor refrigerating/heating device 10 through the phase change of the refrigerant. An alarm device 70a is arranged at the connection part of the base 301 and the heat dissipation circulation pipe 302, the alarm device 70a is positioned inside the heat pipe or outside the heat dissipation pipe, and can detect the temperature of the refrigerant entering the heat dissipation circulation pipe 302 or the temperature of the wall of the heat dissipation pipe, when the temperature exceeds a preset value, the alarm device 70a generates an alarm signal and sends the alarm signal to the control board 50, the power supply of the semiconductor cooling/heating device 10 is cut off, the work of the semiconductor cooling/heating device 10 is stopped, or the voltage or the current of the semiconductor cooling/heating device 10 is reduced to reduce the power, so that the semiconductor cooling/heating device 10 is prevented from being damaged due to overhigh temperature. The internal alarm device 70a may extend a signal line to the control board 50, and a seal may be formed where the signal line extends. A cold-side alarm device 70b may be further provided for detecting the temperature at the heat conductor or the temperature of the semiconductor cooling/heating device 10, generating an alarm signal when the detected temperature is higher or lower than a set value, and transmitting the alarm signal to the control board 50. The alarm device 70b may be a thermostat or a temperature sensor, either or both of which may be provided. The heat-dissipating circulation tube 302 can be wound into 2 layers as shown in the figure, or can be set into 1 layer, 2 layers, 3 layers or more according to the system requirements, the power of the whole device and other factors. A plurality of metal strips can be arranged on the heat dissipation circulation pipe 302, and the metal strips can increase the heat exchange effect and can play a role in reinforcement. In the case of a multi-layer structure, when the heat dissipation circulation tube 302 is wound into 2 layers between two adjacent layers of the multi-layer structure, the pillars 303 may be added, the heat dissipation circulation tube 302 may be fixed to the socket for accommodating the semiconductor cooling/heating device 10 or to the heat conductor 20, and the pillars 303 may be added to fix the heat dissipation circulation tube 302 to the rear wall of the storage bin. Further, the support posts 303 also secure the heat circulation tube 302 to the rear cover 40, which greatly reduces the adhesion of the heat circulation tube 302 to the semiconductor cooling/heating device 10.
Further, as a new embodiment, the heat dissipation circulating pipe 302 may further be provided with a heat dissipation fan 60, when the temperature of the storage compartment is extremely low or particularly needs to be accelerated, the fan 60 may be activated to further increase the heat dissipation effect, and since the fan 60 is selected temporarily or actively, the overall silencing effect of the device is not affected.
The semiconductor cooling/heating device 10 is attached to a heat conductor 20, and the heat conductor 20 is fixed to the wall of the storage compartment 4, or the heat conductor 20 is a part of the wall. The control panel 50 may be disposed at the bottom or outside of the storage compartment 4, and may be disposed on the rear cover 40, and the switch on the control panel 50 may directly face the user for the user to operate. The control board 50 is connected to the power port and can perform a conversion or voltage stabilization process on an external power source to control the power supply to the semiconductor cooling/heating device 10. The control board 50 may also receive control signals or user instructions to control the operation of the semiconductor cooling/heating device 10.
Compared with the prior art, the utility model provides a cold and hot two temperature control device adopts semiconductor device to refrigerate or heat, adopts the cooling tube that has the refrigerant to dispel the heat, greatly reduced the noise of whole device, also can increase radiator fan simultaneously for even the controllable of noise under special operating mode.
Claims (9)
1. The utility model provides a cold and hot two temperature control devices of silence which characterized in that includes: the device comprises a control panel, a temperature adjusting system and a storage bin;
the control panel is provided with a power mode selection switch for selecting a direct current power supply input port or an alternating current power supply input port, and the input power supply supplies power to the temperature regulation system through a power supply output port of the control panel;
the temperature adjusting system comprises a semiconductor refrigerating/heating device, a radiating pipe is arranged on the semiconductor refrigerating/heating device and comprises a base and a radiating circulating pipe, the base is attached to the semiconductor refrigerating/heating device, the base is communicated with the radiating circulating pipe so that a refrigerant circulates in the radiating pipe, an alarm device is arranged on the radiating pipe and used for outputting a control signal to the control panel when the temperature is detected to be higher than a preset temperature, and the control signal is used for disconnecting power supply of the control panel to the temperature adjusting system or regulating voltage or current to the temperature adjusting system;
the semiconductor refrigerating/heating device of the temperature adjusting system is arranged on the outer wall of the storage bin or tightly attached to the outer wall of the storage bin and used for controlling the temperature in the storage bin.
2. The dual temperature control device with mute function as claimed in claim 1, wherein the alarm device is a temperature sensor disposed at the joint of the base and the heat dissipation circulation tube, and the signal line of the temperature sensor is connected to the control board.
3. The dual temperature control device of claim 1, wherein a fan is disposed on the heat circulation tube, and the fan is used for dissipating heat from the heat circulation tube.
4. The dual temperature control device of claim 1, wherein the heat circulation tube is provided with a heat dissipation strip, and the heat dissipation strip is disposed outside the heat circulation tube.
5. The silent cold and hot dual temperature control device according to claim 1, wherein the heat dissipation circulation tube is of a two-layer or multi-layer structure, and a support is arranged between two layers of structures or between two adjacent layers of structures of the multi-layer structure, and is connected and fixed through the support.
6. The silent cold and hot dual temperature control device according to claim 1, wherein the semiconductor cooling/heating device is a semiconductor cooling/heating plate, the control board is further provided with a temperature mode selection switch, when the control board selects the cooling mode, the positive electrode of the output port of the control board is connected with the positive electrode of the temperature regulating system, the negative electrode of the output port of the control board is connected with the negative electrode of the temperature regulating system, when the control board selects the heating mode, the negative electrode of the output port of the control board is connected with the positive electrode of the temperature regulating system, and the positive electrode of the output port of the control board is connected with the negative electrode of the temperature regulating system.
7. The mute cold and hot dual temperature control device according to claim 6, wherein when the control board selects the cooling mode, the positive electrode of the semiconductor cooling and heating piece is connected to the positive electrode of the output port of the control board, and the negative electrode of the semiconductor cooling and heating piece is connected to the negative electrode of the output port of the control board.
8. The mute cold and hot dual temperature control device according to claim 6, wherein when the control board selects the heating mode, the positive electrode of the semiconductor cooling and heating sheet is connected to the negative electrode of the output port of the control board, and the negative electrode of the semiconductor cooling and heating sheet is connected to the positive electrode of the output port of the control board.
9. A cosmetic storage case, characterized in that it comprises a silent cold and hot dual temperature control device as claimed in claims 1 to 8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022138619.2U CN212260902U (en) | 2020-09-25 | 2020-09-25 | Mute cold-hot double temperature control device and cosmetic storage box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022138619.2U CN212260902U (en) | 2020-09-25 | 2020-09-25 | Mute cold-hot double temperature control device and cosmetic storage box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212260902U true CN212260902U (en) | 2021-01-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022138619.2U Active CN212260902U (en) | 2020-09-25 | 2020-09-25 | Mute cold-hot double temperature control device and cosmetic storage box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212260902U (en) |
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2020
- 2020-09-25 CN CN202022138619.2U patent/CN212260902U/en active Active
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Denomination of utility model: Silent cold and hot dual temperature control device and cosmetic storage box Granted publication date: 20210101 Pledgee: Science and Technology Branch of Torch Development Zone of Zhongshan Rural Commercial Bank Co.,Ltd. Pledgor: Guangdong furike Electrical Technology Co.,Ltd. Registration number: Y2024980010226 |