CN204064514U - Thermal sensor - Google Patents
Thermal sensor Download PDFInfo
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- CN204064514U CN204064514U CN201420497718.1U CN201420497718U CN204064514U CN 204064514 U CN204064514 U CN 204064514U CN 201420497718 U CN201420497718 U CN 201420497718U CN 204064514 U CN204064514 U CN 204064514U
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- temperature switch
- main body
- heat conduction
- temperature
- conduction main
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Abstract
Thermal sensor comprises the heat conduction main body of plate-like, junction block, thermoinduction coil, the first temperature switch of a positive temperature coefficient (PTC) and the second temperature switch of a negative temperature coefficient; This junction block is installed in this heat conduction main body, and this first temperature switch and the second temperature switch are all installed in this heat conduction main body; This heat conduction main body is for transmitting the heat of object to be monitored; This junction block comprises the first to the 3rd terminals, this first temperature switch and this second temperature switch are connected the first terminals and the 3rd terminals of this junction block respectively, and the second terminals of this junction block connect this first temperature switch and this second temperature switch by this thermoinduction coil.Above-mentioned utility model transmits the object to be monitored lower heat produced in working order by heat conduction main body, when the temperature of heat conduction main body reaches design temperature, this first temperature switch and the second temperature switch change on off state, and by junction block output switching signal, thus realize remote signaling function.
Description
Technical field
The utility model relates to a kind of thermal sensor.
Background technology
At present; encapsulation due to some electronic components is not reserved detects interface; often directly cannot monitor the duty of electronic component; such as; cylindric Surge Protector comprises cylindrical metal shell and the voltage dependent resistor (VDR) be installed in metal shell or discharge tube etc.; owing to adopting the encapsulation of cylindrical metal shell, cannot, to the duty of this device as normal or inefficacy are monitored, the application of Surge Protector extremely be limited at present.
Utility model content
For the deficiencies in the prior art, the purpose of this utility model is intended to provide a kind of thermal sensor solved the problems of the technologies described above.
For achieving the above object, the utility model adopts following technical scheme:
A kind of thermal sensor, it comprises the heat conduction main body of plate-like, junction block, thermoinduction coil, the first temperature switch of a positive temperature coefficient (PTC) and the second temperature switch of a negative temperature coefficient;
This junction block is installed in this heat conduction main body, and this first temperature switch and the second temperature switch are all installed in this heat conduction main body; This heat conduction main body is for transmitting the heat of object to be monitored; This junction block comprises the first to the 3rd terminals, this first temperature switch and this second temperature switch are connected the first terminals and the 3rd terminals of this junction block respectively, and the second terminals of this junction block connect this first temperature switch and this second temperature switch by this thermoinduction coil; This first temperature switch and the second temperature switch are used for changing on off state when the temperature of heat conduction main body reaches preset temperature, and then export corresponding switching signal by this junction block.
Preferably, an installation through hole is offered at the middle part of heat conduction main body, and this heat conduction main body is flush-mounted in the diapire of monitoring target to be checked by this installation through hole, and the roof of this heat conduction main body fits in the diapire of this detected object completely.
Preferably, this first temperature switch is normally closed switch, and this second temperature switch is normal open switch.
Preferably, this heat conduction main body is plate-like metal main body.
The beneficial effects of the utility model are as follows:
Above-mentioned utility model transmits the object to be monitored lower heat produced in working order by heat conduction main body, when the temperature of heat conduction main body reaches design temperature, this first temperature switch and the second temperature switch change on off state, thus realize remote signaling function by junction block.
Accompanying drawing explanation
Fig. 1 is the structural representation of the better embodiment of the utility model thermal sensor.
Fig. 2 is the connecting structure for electrical equipment schematic diagram of the thermal sensor of Fig. 1.
Fig. 3 is the one application schematic diagram of the thermal sensor of Fig. 1.
Embodiment
Below in conjunction with accompanying drawing and embodiment, the utility model is described further:
Refer to Fig. 1 and Fig. 2, the utility model relates to a kind of thermal sensor, and its better embodiment comprises the heat conduction main body 1 of plate-like, junction block 2, thermoinduction coil L1, the first temperature switch T1 of a positive temperature coefficient (PTC) and the second temperature switch T2 of a negative temperature coefficient.
This junction block 2 is installed in this heat conduction main body 1, and this first temperature switch T1 and the second temperature switch T2 is all installed in this heat conduction main body 1.This heat conduction main body 1 for transmitting the heat of object to be monitored as cylindric Surge Protector, thus produces corresponding temperature.This junction block 2 comprises the first to the 3rd terminals, this first temperature switch T1 and this second temperature switch T2 are connected the first terminals and the 3rd terminals of this junction block 11 respectively, and the second terminals of this junction block 11 connect this first temperature switch T1 and this second temperature switch T2 by this thermoinduction coil L1.This first temperature switch T1 and the second temperature switch T2 is used for changing on off state when the temperature of heat conduction main body 1 reaches preset temperature, such as be converted to disconnection from closed, or be converted to closed from disconnection, and then export corresponding switching signal by this junction block 2, i.e. level signal.
Above-mentioned first terminals, the first temperature switch T1, thermoinduction coil L1 and this second terminals form the first switching signal output loop, second terminals, thermoinduction coil L1 and this second temperature switch T2 form second switch signal output loop, and the first to the 3rd terminals, the first temperature switch T1, the second temperature switch T2 and this thermoinduction coil L1 form the 3rd switching signal output loop.During application, connection first terminals and the second terminals can be selected as required, or, second terminals and the 3rd terminals, or the first terminals are to the 3rd terminals, to select to adopt above-mentioned the first switching signal output loop, second switch signal output loop or the 3rd switching signal output loop.
Above-mentioned utility model is when the temperature of plate-like heat conduction main body 1 reaches preset temperature, the change on off state of the first temperature switch T1 and the second temperature switch T2, and then by this junction block 2 output switching signal, thus the duty of indirect detection object to be measured, realize remote signaling function.
See Fig. 3, preferably, an installation through hole is offered at the middle part of heat conduction main body 1, and this plate-like heat conduction main body 1 is flush-mounted in the diapire of object 22 to be measured by this installation through hole, and the roof of this plate-like heat conduction main body 1 fits in the diapire of this object 22 to be measured completely.So, by both gross area laminatings, realize heat and synchronously transmit, the detection perform of this thermal sensor can be made more reliable and more stable.
Preferably, this first temperature switch T1 is normally closed switch, and this second temperature switch T2 is normal open switch.This heat conduction main body 21 is plate-like metal main body.
For a person skilled in the art, according to technical scheme described above and design, other various corresponding change and distortion can be made, and all these change and distortion all should belong within the protection domain of the utility model claim.
Claims (4)
1. a thermal sensor, is characterized in that: it comprises the heat conduction main body of plate-like, junction block, thermoinduction coil, the first temperature switch of a positive temperature coefficient (PTC) and the second temperature switch of a negative temperature coefficient;
This junction block is installed in this heat conduction main body, and this first temperature switch and the second temperature switch are all installed in this heat conduction main body; This heat conduction main body is for transmitting the heat of object to be monitored; This junction block comprises the first to the 3rd terminals, this first temperature switch and this second temperature switch are connected the first terminals and the 3rd terminals of this junction block respectively, and the second terminals of this junction block connect this first temperature switch and this second temperature switch by this thermoinduction coil; This first temperature switch and the second temperature switch are used for changing on off state when the temperature of heat conduction main body reaches preset temperature, and then export corresponding switching signal by this junction block.
2. thermal sensor as claimed in claim 1, it is characterized in that: an installation through hole is offered at the middle part of heat conduction main body, this heat conduction main body is flush-mounted in the diapire of object to be monitored by this installation through hole, and the roof of this heat conduction main body fits in the diapire of this monitoring target completely.
3. thermal sensor as claimed in claim 1 or 2, it is characterized in that: this first temperature switch is normally closed switch, this second temperature switch is normal open switch.
4. thermal sensor as claimed in claim 1, is characterized in that: this heat conduction main body is plate-like metal main body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420497718.1U CN204064514U (en) | 2014-08-29 | 2014-08-29 | Thermal sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420497718.1U CN204064514U (en) | 2014-08-29 | 2014-08-29 | Thermal sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204064514U true CN204064514U (en) | 2014-12-31 |
Family
ID=52206002
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420497718.1U Active CN204064514U (en) | 2014-08-29 | 2014-08-29 | Thermal sensor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204064514U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10551508B2 (en) | 2016-02-15 | 2020-02-04 | Autochips Inc. | Quick positioning system and vehicle-mounted system |
-
2014
- 2014-08-29 CN CN201420497718.1U patent/CN204064514U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10551508B2 (en) | 2016-02-15 | 2020-02-04 | Autochips Inc. | Quick positioning system and vehicle-mounted system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20201231 Address after: No. 1302, Dianchi Road, Kunming, Yunnan, 650228 Patentee after: Yunnan dianneng Intelligent Energy Co., Ltd Address before: 102300 room a1321, building 3, No.20 Yong'an Road, Shilong Economic Development Zone, Mentougou District, Beijing Patentee before: Beijing Qianyuan Wind power technology Co.,Ltd. |
|
| TR01 | Transfer of patent right |