CN215383204U - Temperature control device - Google Patents
Temperature control device Download PDFInfo
- Publication number
- CN215383204U CN215383204U CN202120706665.XU CN202120706665U CN215383204U CN 215383204 U CN215383204 U CN 215383204U CN 202120706665 U CN202120706665 U CN 202120706665U CN 215383204 U CN215383204 U CN 215383204U
- Authority
- CN
- China
- Prior art keywords
- temperature
- temperature controller
- power supply
- temperature control
- connector
- Prior art date
- 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.)
- Active
Links
Images
Landscapes
- Cookers (AREA)
Abstract
The utility model discloses a temperature control device, comprising: the temperature control device comprises a connector, a temperature controller, an electrothermal element, an indicator light circuit, a first power supply, a second power supply, a ground wire and a temperature sensor; the positive and negative levels of the input end of the temperature controller are respectively connected with the positive and negative poles of the first power supply through the connectors, the connectors are provided with a plurality of interfaces, the temperature sensor is connected between the connectors and the temperature controller, the electric heating element is connected with the output end of the temperature controller, the indicating lamp circuit is connected with the output end of the temperature controller through the second power supply, the indicating lamp circuit comprises a plurality of LED lamp strip strings in parallel connection and thermistors in series-parallel connection with the LED lamp strips, and the ground wire is grounded through the connectors. According to the utility model, the movable switch can be switched off when water is boiled through the temperature controller, heating is stopped, the hot water kettle is prevented from being burnt out due to overheating, the indicating lamp is turned off when the temperature is raised, and a user can visually see the working condition of the hot water kettle by turning on and turning off the indicating lamp.
Description
Technical Field
The utility model relates to the field of household appliances, in particular to a temperature control device.
Background
According to the prior art, when the hot water in the household kettle is boiling, the switch is manually turned off to stop heating the kettle and turn off the indicator light, so that the temperature control is inaccurate, and the water is easy to be dried by carelessness.
SUMMERY OF THE UTILITY MODEL
The present invention is directed to solving at least one of the problems of the prior art. Therefore, the utility model provides a temperature control device which can turn off a switch and turn off an indicator lamp when water is boiled.
A temperature control apparatus according to an embodiment of a first aspect of the present invention includes: the temperature control device comprises a connector, a temperature controller, an electrothermal element, an indicator light circuit, a first power supply, a second power supply, a ground wire and a temperature sensor;
the positive and negative levels of the input end of the temperature controller are respectively connected with the positive and negative poles of the first power supply through connectors, the connectors are provided with a plurality of interfaces, the temperature sensor is connected between the connectors and the temperature controller, the electric heating element is connected with the output end of the temperature controller, the indicating lamp circuit is connected with the output end of the temperature controller through the second power supply, the indicating lamp circuit comprises a plurality of LED lamp strip strings in parallel connection and a thermistor in series-parallel connection with the LED lamp strip, and the ground wire is connected with the ground of the connectors.
The temperature control device according to the embodiment of the utility model has at least the following beneficial effects: compared with the prior art, the utility model has the advantages that the first power supply and the temperature controller are connected through the connector, the assembly process of electronic products is simplified, the batch production process is simplified, the temperature controller can disconnect the dynamic switch when water is boiled to stop heating and prevent the hot water kettle from being burnt out due to overheating, the temperature sensor is matched with the temperature controller to disconnect the circuit when the temperature reaches a certain value, the safety is improved, the electric heating element heats the water to be boiled, the LED lamp strip string of the indicating lamp circuit is connected with the thermistor in parallel, when the temperature rises, the resistance value of the thermistor is reduced, when the temperature reaches a certain value, current only passes through the thermistor with a low resistance value, the indicating lamp is turned off, and a user can visually see the working condition of the hot water kettle through the turning on and turning off of the indicating lamp.
According to some embodiments of the utility model, the temperature controller comprises a plurality of ports, wherein a first port and a second port of the plurality of ports are respectively connected with a dynamic disconnection switch, and the temperature sensor is electrically connected with the dynamic disconnection switch.
According to some embodiments of the utility model, the LED strip string comprises a plurality of LED lights connected in series and a current limiting resistor connected in series with the LED lights.
According to some embodiments of the utility model, the thermistor is a negative temperature coefficient resistor.
According to some embodiments of the utility model, the first power source is a 220 volt ac power source.
According to some embodiments of the utility model, the second power supply is a 12 volt dc power supply.
According to some embodiments of the utility model, the electrical heating element comprises an electrical heating tube and a heating wire.
According to some embodiments of the utility model, the first interface and the second interface of the connector are respectively connected with the first port and the second port of the temperature controller, the third interface and the fourth interface are respectively connected with the positive pole and the negative pole of the indicator light circuit, and the fifth interface is connected with the ground wire.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
FIG. 1 is a circuit schematic of an embodiment of the present invention;
fig. 2 is a schematic circuit diagram according to an embodiment of the present invention.
In the figure: 100-a first power supply; 200-a connector; 300-a temperature sensor; 400-a temperature controller; 410-a dynamic break switch; 500-an electric heating element; 600-a second power supply; 700-LED lamp strip string; 710-LED small lamp; 720-current limiting resistance; 800-thermistor; 900-ground line; 1000-indicator light circuit.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.
In the description of the present invention, it should be understood that the orientation or positional relationship referred to in the description of the orientation, such as the upper, lower, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, the meaning of a plurality of means is one or more, the meaning of a plurality of means is two or more, and larger, smaller, larger, etc. are understood as excluding the number, and larger, smaller, inner, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.
In the description of the present invention, unless otherwise explicitly limited, terms such as arrangement, installation, connection and the like should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above terms in the present invention in combination with the specific contents of the technical solutions.
As shown in fig. 1, includes: the temperature controller 400, the electric heating element 500, the indicator lamp circuit 1000, the first power supply 100, the second power supply 600, the ground wire 900 and the temperature sensor 300;
the positive and negative level of temperature controller 400 input is respectively through connector 200 and first power 100 just, the negative pole is connected, connector 200 is provided with a plurality of interface, temperature sensor 300 is connected between connector 200 and temperature controller 400, electric heating element 500 is connected with temperature controller 400 output, indicator light circuit 1000 is connected with temperature controller 400 output through second power 600, indicator light circuit 1000 includes the parallelly connected LED lamp area cluster 700 of a plurality of and thermistor 800 parallelly connected with LED lamp area cluster 700, ground wire 900 passes through connector 200 ground connection.
The utility model connects the first power supply 100 and the temperature controller 400 through the connector 200, simplifies the assembly process of electronic products and simplifies the batch production process, the temperature controller 400 can disconnect the dynamic break switch 410 when water is boiled to stop heating and prevent the hot water kettle from being burnt out by overheating, the temperature sensor 300 is matched with the temperature controller 400 to disconnect the circuit when the temperature reaches a certain value, thereby improving the safety, the electric heating element 500 can boil water by heating, the LED lamp strip string 700 of the indicating lamp circuit 1000 is connected with the thermistor 800 in parallel, when the temperature is increased, the resistance value of the thermistor 800 is reduced, when the temperature reaches a certain value, the current only passes through the thermistor 800 with low resistance value, the indicating lamp is extinguished, and the working condition of the hot water kettle can be visually seen by the user through the lightening and extinguishing of the indicating lamp.
Further, according to some embodiments of the present invention, the temperature controller 400 includes a plurality of ports, wherein a first port and a second port of the plurality of ports are respectively connected with a dynamic disconnection switch 410, and the temperature sensor 300 is electrically connected with the dynamic disconnection switch 410; the dynamic break switch 410 is disconnected when the temperature is too hot, so as to protect the circuit and prevent the water from being burnt out and damaging the thermos.
Further, according to some embodiments of the present invention, the LED strip string 700 includes a plurality of LED lamps 710 connected in series and a current limiting resistor 720 connected in series with the LED lamps 710; current limiting resistor 720 prevents excessive current from damaging the circuit.
Further, according to some embodiments of the present invention, thermistor 800 is a negative temperature coefficient resistor; the resistance value of the negative temperature coefficient resistor is reduced along with the temperature rise, and when the temperature reaches a certain value, the current only flows through the thermistor 800, so that the effect of turning off the indicator light is achieved.
Further, according to some embodiments of the utility model, the first power supply 100 is a 220 volt ac power supply; the alternating current power supply is low in price and reduces the cost.
Further, according to some embodiments of the utility model, the second power supply 600 is a 12 volt dc power supply; the direct current power supply saves energy and reduces consumption.
Further, according to some embodiments of the present invention, the electrical heating element 500 comprises an electrical heating tube, a heating wire; the geothermal pipe and the heating wire have low equipment cost, quick heating and high thermal efficiency.
Further, according to some embodiments of the present invention, the first interface and the second interface of the connector 200 are respectively connected to the first port and the second port of the temperature controller 400, the third interface and the fourth interface are respectively connected to the positive electrode and the negative electrode of the indicator light circuit 1000, and the fifth interface is connected to the ground line 900; the connector has a plurality of interfaces, can connect different electronic component, richenes the service function.
The present embodiment has been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above-described embodiments, and various changes can be made within the knowledge of those skilled in the art without departing from the spirit of the present invention.
Claims (8)
1. A temperature control apparatus, comprising: the temperature control device comprises a connector (200), a temperature controller (400), an electric heating element (500), an indicator light circuit (1000), a first power supply (100), a second power supply (600), a ground wire (900) and a temperature sensor (300);
the positive and negative level of temperature controller (400) input is connected with positive and negative pole of first power (100) through connector (200) respectively, connector (200) are provided with a plurality of interface, temperature sensor (300) are connected connector (200) with between temperature controller (400), electric heating element (500) with temperature controller (400) output is connected, pilot lamp circuit (1000) pass through second power (600) with temperature controller (400) output is connected, pilot lamp circuit (1000) include the parallelly connected LED lamp area cluster of a plurality of (700) and with the parallelly connected thermistor (800) of LED lamp area cluster (700), ground wire (900) pass through connector (200) ground connection.
2. A temperature control apparatus according to claim 1, wherein: the temperature controller (400) comprises a plurality of ports, wherein a first port and a second port are respectively connected with a dynamic break switch (410), and the temperature sensor (300) is electrically connected with the dynamic break switch (410).
3. A temperature control apparatus according to claim 1, wherein: the LED lamp strip string (700) comprises a plurality of LED small lamps (710) connected in series and a current limiting resistor (720) connected with the LED small lamps (710) in series.
4. A temperature control apparatus according to claim 1, wherein: the thermistor (800) is a negative temperature coefficient resistor.
5. A temperature control apparatus according to claim 1, wherein: the first power supply (100) is a (220) volt alternating current power supply.
6. A temperature control apparatus according to claim 1, wherein: the second power supply (600) is a 12 volt direct current power supply.
7. A temperature control apparatus according to claim 1, wherein: the electric heating element (500) comprises an electric heating tube and a heating wire.
8. A temperature control apparatus according to claim 1, wherein: the first interface and the second interface of the connector (200) are respectively connected with the first port and the second port of the temperature controller (400), the third interface and the fourth interface are respectively connected with the positive pole and the negative pole of the indicator light circuit (1000), and the fifth interface is connected with the ground wire (900).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120706665.XU CN215383204U (en) | 2021-04-07 | 2021-04-07 | Temperature control device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120706665.XU CN215383204U (en) | 2021-04-07 | 2021-04-07 | Temperature control device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215383204U true CN215383204U (en) | 2022-01-04 |
Family
ID=79670561
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120706665.XU Active CN215383204U (en) | 2021-04-07 | 2021-04-07 | Temperature control device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215383204U (en) |
-
2021
- 2021-04-07 CN CN202120706665.XU patent/CN215383204U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN215383204U (en) | Temperature control device | |
| CN208025861U (en) | A kind of electric heater self-checking device | |
| CN206006952U (en) | Power-off control system, coffee machine and electric kettle | |
| CN201299427Y (en) | Rice cooker control circuit | |
| CN203748082U (en) | LED fluorescent lamp safety device | |
| CN210866597U (en) | Overheat automatic power-off safety socket | |
| CN204241603U (en) | The auxiliary Thermal protection part pick-up unit of a kind of air conditioner electricity | |
| CN207491225U (en) | Heat-preservation control circuit and electric heating equipment | |
| CN203263009U (en) | Electric heating cooking utensil | |
| CN203480335U (en) | PTC/NTC double-temperature-control control device | |
| CN205355440U (en) | Adapter plug with overheat protection | |
| CN209979079U (en) | Over-temperature protection module based on NTC temperature sensor | |
| CN111315044A (en) | Heating device capable of automatically switching voltage | |
| CN203244277U (en) | Water dispenser heating control and display circuit | |
| CN205332649U (en) | A heating drawer for in refrigerator | |
| CN208539146U (en) | Adaptive thermal sensation connector | |
| CN205279220U (en) | Warm up hot rail of carbon | |
| CN211481493U (en) | Heating device capable of automatically switching voltage | |
| CN204794016U (en) | Simple is overheated from cutting off power supply circuit | |
| CN203894657U (en) | Electric water heater | |
| CN201441267U (en) | Multifunctional electric cooker | |
| CN218037750U (en) | Electric heating cooker control circuit using relay to simulate output of silicon controlled rectifier | |
| CN218335309U (en) | Detection protection equipment without special sensor and detection control device | |
| CN211377096U (en) | Plug power line | |
| CN201039935Y (en) | Double-lamp indicating circuit with thermal insulation function |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |