CN203163152U - Overheating protection device and humidifier thereof - Google Patents
Overheating protection device and humidifier thereof Download PDFInfo
- Publication number
- CN203163152U CN203163152U CN 201320085448 CN201320085448U CN203163152U CN 203163152 U CN203163152 U CN 203163152U CN 201320085448 CN201320085448 CN 201320085448 CN 201320085448 U CN201320085448 U CN 201320085448U CN 203163152 U CN203163152 U CN 203163152U
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- CN
- China
- Prior art keywords
- sensitive piece
- link
- control circuit
- described thermal
- thermal sensitive
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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Abstract
The utility model provides an overheating protection device and a humidifier thereof. The overheating protection device comprises a heat transfer device, a temperature sensing piece, a heat fuse link and a printed circuit board (PCB). A control circuit is arranged on the PCB, the control circuit controls a heating element to heat, the heating element transfers heat to the temperature sensing piece through the heat transfer device, the temperature sensing piece clings to the heat fuse link, the heat fuse link and the control circuit are electrically connected to form a loop, and the heat fuse link is heated to be broken to disconnect the control circuit. By means of the structure, the overheating protection device has the advantages of being simple in structure, low in cost, convenient to install, safe and reliable and capable of avoiding potential safety hazards caused by the fact that the temperature of the controller rises continuously.
Description
Technical field
The utility model relates to the small household appliances field, particularly a kind of overtemperature protection system of humidifier and humidifier thereof.
Background technology
Along with the continuous progress of science and technology and improving constantly of people's living standard, the application of air humidifier in people's life more and more widely.The air humidifier of Xiao Shouing lacks overtemperature protection system mostly in the market, has potential safety hazard.The air humidifier that has is provided with overtemperature protection system, but all is to adopt chip to realize overtemperature protection, and this mode cost is higher.
The utility model content
The purpose of this utility model provides a kind of simple in structure, with low cost, easy for installation, safe and reliable overtemperature protection system and humidifier thereof, can avoid the controller temperature to continue to raise and cause potential safety hazard.
For achieving the above object, the technical scheme that adopts of the utility model is:
A kind of overtemperature protection system comprises heat conducting device, thermal sensitive piece, thermal fuse-link and pcb board;
On the described pcb board control circuit is set;
The heating of described control circuit control heater element;
Described heater element is passed to described thermal sensitive piece by described heat conducting device with heat;
Described thermal sensitive piece and described thermal fuse-link are fitted;
Described thermal fuse-link and described control circuit are electrically connected and form the loop, and described thermal fuse-link is heated to fuse described control circuit is disconnected.
More preferably, also comprise fixed mount;
Described fixed mount is fixedlyed connected with described thermal sensitive piece, and described thermal fuse-link is fixedly overlayed on described thermal sensitive piece.
More preferably, described fixed mount is U-shaped, and wherein U-shaped two ends are that one is long and the other is short, and short end hook is in described thermal sensitive piece end, and long end is fixedlyed connected for described thermal fuse-link is overlayed on described thermal sensitive piece and with described thermal sensitive piece.
More preferably, described long end is the Z type.
More preferably, described long end is bolted to connection with described thermal sensitive piece.
More preferably, between described fixed mount and the described thermal fuse-link silicagel pad is set.
A kind of humidifier comprises above any described overtemperature protection system of technical characterictic.
More preferably, described heat conducting device is tank.
The beneficial effects of the utility model are:
After the utility model adopts said structure, have following advantage: simple in structure, with low cost, easy for installation, safe and reliable, can avoid the controller temperature to continue to raise and cause potential safety hazard.
Description of drawings
Fig. 1 is overtemperature protection system one example structure schematic diagram of the present utility model
Wherein: the 1PCB plate; 2 fixed mounts; 3 thermal fuse-links; 4 bolts; 5 heat conducting devices; 6 thermal sensitive pieces.
The specific embodiment
In order to make the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with drawings and Examples overtemperature protection system of the present utility model and humidifier thereof are further elaborated.Should be appreciated that specific embodiment described herein only in order to explaining the utility model, and be not used in restriction the utility model.
As shown in Figure 1; a kind of overtemperature protection system; comprise heat conducting device 5, thermal sensitive piece 6, thermal fuse-link 3 and pcb board 1; on the pcb board 1 control circuit is set; the heating of control circuit control heater element (not shown), heater element is passed to thermal sensitive piece 6 by heat conducting device 5 with heat, and thermal sensitive piece 6 is fitted with thermal fuse-link 3; thermal fuse-link 3 and control circuit are electrically connected and form the loop, and thermal fuse-link 3 is heated to fuse control circuit is disconnected.
More preferably, as a kind of embodiment of the present utility model, also comprise fixed mount 2; Fixed mount 2 is fixedlyed connected with thermal sensitive piece 6, and thermal fuse-link 3 is fixedly overlayed on thermal sensitive piece 6.
More preferably, as another kind of embodiment of the present utility model, fixed mount 2 is U-shaped, and wherein U-shaped two ends are that one is long and the other is short, and short end hook is in thermal sensitive piece 6 ends, and long end is fixedlyed connected for thermal fuse-link 3 is overlayed on thermal sensitive piece 6 and with thermal sensitive piece 6.
More preferably, as another kind of embodiment of the present utility model, described long end is the Z type.
More preferably, as another kind of embodiment of the present utility model, long end is fixedlyed connected by bolt 4 with thermal sensitive piece 6.
More preferably, as another kind of embodiment of the present utility model, the silicagel pad (not shown) is set between fixed mount and the thermal fuse-link.
More preferably, as another kind of embodiment of the present utility model, heat conducting device 5 is the humidifier tank, and thermal sensitive piece 6 and humidifier tank fit together.
Concrete working method is: when the situation that humidifier generation lack of water is still worked, thermal sensitive piece 6 temperature sharply raise, and when reaching thermal fuse-link 3 operating temperatures, thermal fuse-link 3 disconnects, and circuit also disconnects immediately, and humidifier quits work.
The above embodiment has only expressed several embodiment of the present utility model, and it describes comparatively concrete and detailed, but can not therefore be interpreted as the restriction to the utility model claim.Should be pointed out that for the person of ordinary skill of the art under the prerequisite that does not break away from the utility model design, can also make some distortion and improvement, these all belong to protection domain of the present utility model.Therefore, the protection domain of the utility model patent should be as the criterion with claims.
Claims (8)
1. overtemperature protection system is characterized in that:
Comprise heat conducting device, thermal sensitive piece, thermal fuse-link and pcb board;
On the described pcb board control circuit is set;
The heating of described control circuit control heater element;
Described heater element is passed to described thermal sensitive piece by described heat conducting device with heat;
Described thermal sensitive piece and described thermal fuse-link are fitted;
Described thermal fuse-link and described control circuit are electrically connected and form the loop, and described thermal fuse-link is heated to fuse described control circuit is disconnected.
2. overtemperature protection system according to claim 1 is characterized in that:
Also comprise fixed mount;
Described fixed mount is fixedlyed connected with described thermal sensitive piece, and described thermal fuse-link is fixedly overlayed on described thermal sensitive piece.
3. overtemperature protection system according to claim 2 is characterized in that:
Described fixed mount is U-shaped, and wherein U-shaped two ends are that one is long and the other is short, lacks end hook in described thermal sensitive piece end,
Long end overlays described thermal fuse-link on described thermal sensitive piece and with described thermal sensitive piece fixedlys connected.
4. overtemperature protection system according to claim 3 is characterized in that:
Described long end is the Z type.
5. overtemperature protection system according to claim 4 is characterized in that:
Described long end is bolted to connection with described thermal sensitive piece.
6. overtemperature protection system according to claim 5 is characterized in that:
Between described fixed mount and the described thermal fuse-link silicagel pad is set.
7. humidifier is characterized in that:
Comprise each described overtemperature protection system of claim 1 to 6.
8. humidifier according to claim 7 is characterized in that:
Described heat conducting device is tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320085448 CN203163152U (en) | 2013-02-25 | 2013-02-25 | Overheating protection device and humidifier thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320085448 CN203163152U (en) | 2013-02-25 | 2013-02-25 | Overheating protection device and humidifier thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203163152U true CN203163152U (en) | 2013-08-28 |
Family
ID=49024331
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320085448 Expired - Lifetime CN203163152U (en) | 2013-02-25 | 2013-02-25 | Overheating protection device and humidifier thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203163152U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104549866A (en) * | 2013-10-25 | 2015-04-29 | 珠海格力电器股份有限公司 | Humidifier and atomizer component for humidifier |
-
2013
- 2013-02-25 CN CN 201320085448 patent/CN203163152U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104549866A (en) * | 2013-10-25 | 2015-04-29 | 珠海格力电器股份有限公司 | Humidifier and atomizer component for humidifier |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130828 |
|
| CX01 | Expiry of patent term |