CN203720980U - Temperature-sensing alarm circuit and temperature-sensing plug and socket - Google Patents
Temperature-sensing alarm circuit and temperature-sensing plug and socket Download PDFInfo
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- CN203720980U CN203720980U CN201420083781.0U CN201420083781U CN203720980U CN 203720980 U CN203720980 U CN 203720980U CN 201420083781 U CN201420083781 U CN 201420083781U CN 203720980 U CN203720980 U CN 203720980U
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- temperature
- alarm module
- sensitive
- alarm
- warning circuit
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Abstract
The utility model relates to a plug and socket technology and provides a temperature-sensing alarm circuit and a temperature-sensing alarm plug and socket. The temperature-sensing circuit includes a temperature switch, an alarm module, a diode D1 and a voltage-dividing device. An anode of the diode D1 is connected with an input end of AC and a cathode of the diode D1 is connected to one end of the alarm module through the voltage-dividing device. The other end of the alarm module is connected with one end of the temperature switch. The other end of the temperature switch is connected with the other input end of the AC. When the temperature switch detects that the temperature exceeds a set value, the temperature switch switches on so as to make the alarm module send an alarm signal. The temperature-sensing alarm circuit has an alarm function and capable of sending an alarm when the current in a power line is too large and exceeds a specific value so that happening of potential safety hazards such as a fire disaster and the like can be prevented.
Description
Technical field
The utility model belongs to plug, socket field, relates in particular to a kind of temperature-sensitive warning circuit and temperature-sensitive alarm plug, socket.
Background technology
Existing plug or socket are in use, if run in the excessive situation of the electric equipment power being connected on socket electric current excessive or that socket provides to electric equipment, in the time being connected on bearing power on socket and exceeding allow to load power, socket can not detect, easily because using the excessive overload that causes of electric current, thereby cause the damage of electric equipment, power lead also can spontaneous combustion cause the potential safety hazards such as fire because overload causes simultaneously.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of temperature-sensitive warning circuit and temperature-sensitive alarm plug, socket, is intended to solve ordinary plug or socket can not be realized the function of power lead being carried out to temperature detection.
The utility model is to realize like this, a kind of temperature-sensitive warning circuit, comprise temperature switch, alarm module, diode D1 and partial pressure device, one input end of the anodic bonding alternating current of described diode D1, the negative electrode of described diode D1 is connected to one end of described alarm module by described partial pressure device, the other end of described alarm module is connected with one end of described temperature switch, and the other end of described temperature switch is connected with another input end of alternating current;
Described temperature switch detects when temperature exceedes setting value that described temperature switch closure makes described alarm module send alerting signal.
Further, described temperature-sensitive warning circuit also comprises capacitor C 1, and described capacitor C 1 is connected to the two ends of described alarm module.
Further, described temperature-sensitive warning circuit also comprises resistance R 2 and light emitting diode D2, the anode of described light emitting diode D2 is connected with an input end of alternating current by described resistance R 2, and the negative electrode of described light emitting diode D2 is connected with the other end of described alarm module.
Further, described alarm module is hummer.
The utility model also provides a kind of temperature-sensitive alarm socket, comprises the plug for connecting external power source, the plate being connected with described plug by power lead; Described temperature-sensitive alarm socket is built-in with a temperature-sensitive warning circuit, and described temperature-sensitive warning circuit is built in described plug or plate;
Described temperature-sensitive warning circuit comprises temperature switch, alarm module, diode D1 and partial pressure device, one input end of the anodic bonding alternating current of described diode D1, the negative electrode of described diode D1 is connected to one end of described alarm module by described partial pressure device, the other end of described alarm module is connected with one end of described temperature switch, and the other end of described temperature switch is connected with another input end of alternating current;
Described temperature switch detects when temperature exceedes setting value that described temperature switch closure makes described alarm module send alerting signal.
Further, described temperature-sensitive warning circuit also comprises capacitor C 1, and described capacitor C 1 is connected to the two ends of described alarm module.
Further, described temperature-sensitive warning circuit also comprises resistance R 2 and light emitting diode D2, the anode of described light emitting diode D2 is connected with an input end of alternating current by described resistance R 2, and the negative electrode of described light emitting diode D2 is connected with the other end of described alarm module.
Further, described alarm module is hummer.
Further, described temperature-sensitive alarm socket is built-in with two temperature-sensitive warning circuits, and described two temperature-sensitive warning circuits are built in respectively in described plug and plate.
The utility model also provides a kind of temperature-sensitive alarm plug, comprises plug and temperature-sensitive warning circuit for connecting external power source, and described temperature-sensitive warning circuit is built in described plug;
Described temperature-sensitive warning circuit comprises temperature switch, alarm module, diode D1 and partial pressure device, one input end of the anodic bonding alternating current of described diode D1, the negative electrode of described diode D1 is connected to one end of described alarm module by described partial pressure device, the other end of described alarm module is connected with one end of described temperature switch, and the other end of described temperature switch is connected with another input end of alternating current;
Described temperature switch detects when temperature exceedes setting value that described temperature switch closure makes described alarm module send alerting signal.
The utility model compared with prior art, beneficial effect is: the temperature switch in described temperature-sensitive warning circuit can carry out automatic alarm in the time that the temperature that connected alternating current wires detected exceedes setting value, can avoid the spontaneous combustion causing because of overload, and cause the potential safety hazards such as fire.
Brief description of the drawings
Fig. 1 is the circuit diagram of the utility model temperature-sensitive warning circuit;
Fig. 2 is the external structure schematic diagram that the utility model temperature-sensitive alarm socket embodiment provides;
Fig. 3 is the inner structure schematic diagram of temperature-sensitive alarm socket;
Fig. 4 is that in Fig. 2, temperature-sensitive alarm socket is removed structural representation inner after jack housing.
Embodiment
In order to make the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein is only in order to explain the utility model, and be not used in restriction the utility model.
As shown in Figure 1, for the utility model one preferred embodiment, a kind of temperature-sensitive warning circuit, comprise temperature switch 101, alarm module, diode D1 and partial pressure device R1, one input end of the anodic bonding alternating current of diode D1, the negative electrode of diode D1 is connected to one end of alarm module by partial pressure device R1, the other end of alarm module is connected with one end of temperature switch 101, and the other end of temperature switch 101 is connected with another input end of alternating current; Temperature switch 101 detects when temperature exceedes setting value, and temperature switch 101 closures, make alarm module send alerting signal.
Combine with above-described embodiment, described temperature-sensitive warning circuit also comprises capacitor C 1, and capacitor C 1 is connected to the two ends of alarm module.
Combine with above-mentioned each embodiment, described temperature-sensitive warning circuit also comprises resistance R 2 and light emitting diode D2, the anode of light emitting diode D2 is connected with an input end of alternating current by resistance R 2, and the negative electrode of light emitting diode D2 is connected with the other end of alarm module.
Combine with above-mentioned each embodiment, alarm module is hummer 102.In the time that the residing circuit of temperature-sensitive warning circuit is normally worked; the bimetallic strip of temperature switch 101 is in free state; contact is in off-state; in the time that temperature is increased to operating temperature value; bimetallic strip is heated and produces internal stress and action rapidly, and closing contact is connected circuit; make hummer 102 send chimes of doom, thereby play heat protective effect.Below temperature drops to design temperature time, contact disconnects automatically, recovers normal operating conditions.The setting value of temperature switch 101 temperature is set in 50 degree conventionally, when temperature reaches 50 while spending, and temperature switch 101 conductings, light emitting diode D2 lights, and hummer 102 sends and pipes simultaneously.
Shown in Fig. 2, Fig. 3 and Fig. 4, a kind of temperature-sensitive alarm socket, comprises the plug for connecting external power source, the plate being connected with plug by power lead 204; Described temperature-sensitive alarm socket is built-in with a temperature-sensitive warning circuit, and described temperature-sensitive warning circuit is built in plug or plate; Described temperature-sensitive warning circuit comprises temperature switch 101, alarm module, diode D1 and partial pressure device, one input end of the anodic bonding alternating current of diode D1, the negative electrode of diode D1 is connected to one end of alarm module by partial pressure device, the other end of alarm module is connected with one end of temperature switch 101, and the other end of temperature switch 101 is connected with another input end of alternating current.Temperature switch 101 detects when temperature exceedes setting value, and temperature switch 101 closures, make alarm module send alerting signal.
A kind of temperature-sensitive alarm plug, comprises plug and temperature-sensitive warning circuit for connecting external power source; Described temperature-sensitive warning circuit is built in plug; Described temperature-sensitive warning circuit comprises temperature switch 101, alarm module, diode D1 and partial pressure device, one input end of the anodic bonding alternating current of diode D1, the negative electrode of diode D1 is connected to one end of alarm module by partial pressure device, the other end of alarm module is connected with one end of temperature switch 101, and the other end of temperature switch 101 is connected with another input end of alternating current.Temperature switch 101 detects when temperature exceedes setting value, and temperature switch 101 closures, make alarm module send alerting signal.
Described temperature-sensitive warning circuit also comprises capacitor C 1, resistance R 2 and light emitting diode D2, and capacitor C 1 is connected to the two ends of alarm module; The anode of light emitting diode D2 is connected with an input end of alternating current by resistance R 2, and the negative electrode of light emitting diode D2 is connected with the other end of alarm module.Alarm module is hummer 102.
Combine with above-mentioned each embodiment, two temperature-sensitive warning circuits also can be installed in described temperature-sensitive alarm socket, described two temperature-sensitive warning circuits are built in respectively in plug and plate.On plate shell 201 and plug body 205, arrange porosely 203 corresponding to the position that hummer 102 is installed on circuit board 302, hole 203 is convenient to spreading out of of alarm call sound.On plate shell 201 and plug body 205, be provided with Transparent lamp shade 202 corresponding to the position of diode installed D2 on circuit board 302.Warning lamp 301 on plate and plug is light emitting diode D2.In Fig. 4 303 is the plate copper sheet L/N utmost point, and 304 is the plug copper sheet L/N utmost point, and 305 is the electric power connection line being connected with the copper sheet L/N utmost point in temperature-sensitive warning circuit.
When being connected in the electric equipment course of work of socket, electric current is excessive, temperature switch 101 detects when temperature exceedes setting value, temperature switch 101 moves, warning lamp 301 is lighted, and wafer hummer 102 alarm sounds sound, make people can find in time the situation that power is excessive simultaneously, process in time, avoid the generation of security incident.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all any amendments of doing within spirit of the present utility model and principle, be equal to and replace and improvement etc., within all should being included in protection domain of the present utility model.
Claims (10)
1. a temperature-sensitive warning circuit, it is characterized in that, comprise temperature switch, alarm module, diode D1 and partial pressure device, one input end of the anodic bonding alternating current of described diode D1, the negative electrode of described diode D1 is connected to one end of described alarm module by described partial pressure device, the other end of described alarm module is connected with one end of described temperature switch, and the other end of described temperature switch is connected with another input end of alternating current;
Described temperature switch detects when temperature exceedes setting value that described temperature switch closure makes described alarm module send alerting signal.
2. temperature-sensitive warning circuit according to claim 1, is characterized in that, described temperature-sensitive warning circuit also comprises capacitor C 1, and described capacitor C 1 is connected to the two ends of described alarm module.
3. temperature-sensitive warning circuit according to claim 1, it is characterized in that, described temperature-sensitive warning circuit also comprises resistance R 2 and light emitting diode D2, the anode of described light emitting diode D2 is connected with an input end of alternating current by described resistance R 2, and the negative electrode of described light emitting diode D2 is connected with the other end of described alarm module.
4. according to the temperature-sensitive warning circuit described in claim 1,2 or 3, it is characterized in that, described alarm module is hummer.
5. a temperature-sensitive alarm socket, is characterized in that, comprises the plug for connecting external power source, the plate being connected with described plug by power lead; Described temperature-sensitive alarm socket is built-in with a temperature-sensitive warning circuit, and described temperature-sensitive warning circuit is built in described plug or plate;
Described temperature-sensitive warning circuit comprises temperature switch, alarm module, diode D1 and partial pressure device, one input end of the anodic bonding alternating current of described diode D1, the negative electrode of described diode D1 is connected to one end of described alarm module by described partial pressure device, the other end of described alarm module is connected with one end of described temperature switch, and the other end of described temperature switch is connected with another input end of alternating current;
Described temperature switch detects when temperature exceedes setting value that described temperature switch closure makes described alarm module send alerting signal.
6. temperature-sensitive alarm socket according to claim 5, is characterized in that, described temperature-sensitive warning circuit also comprises capacitor C 1, and described capacitor C 1 is connected to the two ends of described alarm module.
7. temperature-sensitive alarm socket according to claim 5, it is characterized in that, described temperature-sensitive warning circuit also comprises resistance R 2 and light emitting diode D2, the anode of described light emitting diode D2 is connected with an input end of alternating current by described resistance R 2, and the negative electrode of described light emitting diode D2 is connected with the other end of described alarm module.
8. according to the temperature-sensitive alarm socket described in claim 5,6 or 7, it is characterized in that, described alarm module is hummer.
9. temperature-sensitive alarm socket according to claim 5, is characterized in that, described temperature-sensitive alarm socket is built-in with two temperature-sensitive warning circuits, and described two temperature-sensitive warning circuits are built in respectively in described plug and plate.
10. a temperature-sensitive alarm plug, is characterized in that, comprises plug and temperature-sensitive warning circuit for connecting external power source, and described temperature-sensitive warning circuit is built in described plug;
Described temperature-sensitive warning circuit comprises temperature switch, alarm module, diode D1 and partial pressure device, one input end of the anodic bonding alternating current of described diode D1, the negative electrode of described diode D1 is connected to one end of described alarm module by described partial pressure device, the other end of described alarm module is connected with one end of described temperature switch, and the other end of described temperature switch is connected with another input end of alternating current;
Described temperature switch detects when temperature exceedes setting value that described temperature switch closure makes described alarm module send alerting signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420083781.0U CN203720980U (en) | 2014-02-26 | 2014-02-26 | Temperature-sensing alarm circuit and temperature-sensing plug and socket |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420083781.0U CN203720980U (en) | 2014-02-26 | 2014-02-26 | Temperature-sensing alarm circuit and temperature-sensing plug and socket |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203720980U true CN203720980U (en) | 2014-07-16 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420083781.0U Expired - Fee Related CN203720980U (en) | 2014-02-26 | 2014-02-26 | Temperature-sensing alarm circuit and temperature-sensing plug and socket |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203720980U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105305174A (en) * | 2015-11-16 | 2016-02-03 | 东莞崧崴电子科技有限公司 | Attaching plug with over-temperature alarm device |
-
2014
- 2014-02-26 CN CN201420083781.0U patent/CN203720980U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105305174A (en) * | 2015-11-16 | 2016-02-03 | 东莞崧崴电子科技有限公司 | Attaching plug with over-temperature alarm device |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140716 |
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| CF01 | Termination of patent right due to non-payment of annual fee |