CN104062021B - A kind of alarming device based on the thermoelectricity temperature difference - Google Patents
A kind of alarming device based on the thermoelectricity temperature difference Download PDFInfo
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- CN104062021B CN104062021B CN201410139931.XA CN201410139931A CN104062021B CN 104062021 B CN104062021 B CN 104062021B CN 201410139931 A CN201410139931 A CN 201410139931A CN 104062021 B CN104062021 B CN 104062021B
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Abstract
The present invention provides a kind of alarming device based on the thermoelectricity temperature difference, and including a housing, thermoelectricity thermo-electric generation wafer, manostat, operational amplifier and a siren, described thermoelectricity thermo-electric generation wafer is used for sensing the temperature difference and producing electric current；Described manostat electrically connects with described thermoelectricity thermo-electric generation wafer, operational amplifier and siren respectively, for the output voltage of described thermoelectricity thermo-electric generation wafer being regulated to voltage stabilizing state and exporting constant voltage stabilizing and give described operational amplifier and siren；Described operational amplifier is connected with described thermoelectricity thermo-electric generation wafer electric, by the constant voltage stabilizing value of the output voltage values of thermoelectricity thermo-electric generation wafer described in comparison and the offer of described manostat to control the open/close states of described siren.So, can be given self at two kinds of material excessive temperature differentials or send warning time user brings harm and give user, effective preventing damage, bringing certain facility to user life, and can run without external electric power equipment, save electric power resource.
Description
Technical field
The present invention relates to a kind of alarming device based on the thermoelectricity temperature difference, particularly relate to the constant voltage stabilizing value with manostat offer of the output voltage values by comparison thermoelectricity thermo-electric generation wafer to control a kind of based on the thermoelectricity temperature difference the alarming device of siren open/close states.
Background technology
The vehicles such as automobile, motorcycle, are widely used in daily life, and the trip for people brings many convenient.Automobile, motorcycle etc. are in the process of moving, cause exhaustor or engine temperature higher owing to driving time is long, car body performance is brought certain infringement, and motorcycle driver can occur the exhaust pipe of engine being exposed owing to not noting to iron phenomenon, existing exhaustor radiating effect is the most bad.
Separately, when baby uses feeding bottle for another example, will be toward sending in the mouth once taking the feeding bottle equipped with high temperature juice, if the temperature of liquid in feeding bottle is too high, then may result in baby and scald.Ward generally also can oneself examination inhale to judge temperature height, but so oral cavity bacterium also can pass to baby, so there being various Feeding bottle with scald-proof function, its principle is the most all digital displaying temperature, music alarm etc., but baby fails to understand and does not also understand.
The problems referred to above are the most all because that object temperature is too high and the phenomenon that causes, also can synonym be excessive temperature differentials, electromotor, Tail Pipe Temperature are too high can synonym be that electromotor, exhaustor surface and Air Temperature Difference are relatively big, and temperature of feeding bottle is too high, and also to be understood as milk bottle surface bigger with Air Temperature Difference.
By the problems referred to above, the present inventor satisfies design and the specialty manufacturing experience being engaged in association area with it for many years, carries out research improvement for a kind of alarming device based on the thermoelectricity temperature difference energetically, finally develops the present invention under the discretion of each side's condition considers.
Summary of the invention
The technical problem to be solved in the present invention is, a kind of alarming device based on the thermoelectricity temperature difference is provided, can be given self at two kinds of material excessive temperature differentials or send warning time user brings harm and give user, effectively preventing damage, certain facility is brought to user life, and can run without external electric power equipment, save electric power resource.
Embodiments of the invention adopt the following technical scheme that
A kind of alarming device based on the thermoelectricity temperature difference, including a housing, thermoelectricity thermo-electric generation wafer, manostat, operational amplifier and a siren, described thermoelectricity thermo-electric generation wafer is used for sensing the temperature difference and producing electric current；Described manostat electrically connects with described thermoelectricity thermo-electric generation wafer, operational amplifier and siren respectively, for the output voltage of described thermoelectricity thermo-electric generation wafer being regulated to voltage stabilizing state and exporting constant voltage stabilizing and give described operational amplifier and siren；Described operational amplifier is connected with described thermoelectricity thermo-electric generation wafer electric, by the constant voltage stabilizing value of the output voltage values of thermoelectricity thermo-electric generation wafer described in comparison and the offer of described manostat to control the open/close states of described siren.
As preferably, described thermoelectricity thermo-electric generation wafer includes that low temperature contact chip and high temperature contact sheet are individually fixed in described surface of shell, and described manostat, operational amplifier and siren are individually fixed in described enclosure interior.
As preferably, described surface of shell has a plurality of first through hole and one second through hole, and described a plurality of first through holes are used for dissipating sound, and described second through hole is as described thermoelectricity thermo-electric generation wafer and the connection bridge being located at described enclosure interior device.
As preferably, described alarming device further includes a fin, is located between the described high temperature contact sheet of described surface of shell and described thermoelectricity thermo-electric generation wafer.
As preferably, when the output voltage values that described operational amplifier comparison goes out described thermoelectricity thermo-electric generation wafer is more than the constant voltage stabilizing value that described manostat provides, the switch open of described siren will be controlled to send warning sound.
As preferably, described alarming device further includes one first rheostat and is located at described enclosure interior and electrically connects with described thermoelectricity thermo-electric generation wafer and described operational amplifier respectively, for controlling the output voltage of described thermoelectricity thermo-electric generation wafer and amplify by changing the size of resistance value and/or reduce and transmitted and give described operational amplifier.
As preferably, described alarming device further includes a second adjustable resistance device and is located at described enclosure interior and electrically connects with described manostat and described operational amplifier respectively, for controlling the output of described manostat and give the constant voltage of described operational amplifier by changing the size of resistance value and fluctuate, it is interval that the multiple undulating values produced are defined as fluctuation voltage, and described operational amplifier will obtain one in order to the magnitude of voltage compared with the output voltage values of described thermoelectricity thermo-electric generation wafer in described fluctuation voltage interval.
As preferably, described fluctuation voltage interval includes the first magnitude of voltage and the second magnitude of voltage.
As preferably, described alarming device further includes one first temperature sensor and is located at described enclosure interior and electrically connects with described high temperature contact sheet and described first rheostat of described thermoelectricity thermo-electric generation wafer respectively, when described operational amplifier comparison goes out the magnitude of voltage of described first temperature sensor by described first rheostat output more than described first magnitude of voltage, the switch open of described siren will be controlled to send warning sound.
As preferably, described alarming device further includes one second temperature sensor and is located at described enclosure interior and electrically connects with described low temperature contact chip and described first rheostat of described thermoelectricity thermo-electric generation wafer respectively, when described operational amplifier comparison goes out the magnitude of voltage of described second temperature sensor by described first rheostat output less than described second magnitude of voltage, the switch open of described siren will be controlled to send warning sound.
The present invention has following beneficial effect: in practice, the high temperature contact sheet of the thermoelectricity thermo-electric generation wafer of alarming device surface of shell can be pasted or be fixed on the body surface that temperature is higher, when body surface temperature reaches certain numerical value, when i.e. both temperature difference reach to a certain degree, it is located at the operational amplifier within alarming device and comparison can go out constant voltage stabilizing value that the output voltage values of thermoelectricity thermo-electric generation wafer provides more than manostat to control the switch open of siren, so, can be given self at two kinds of material excessive temperature differentials or send warning time user brings harm and give user, effectively preventing damage, certain facility is brought to user life, and can run without external electric power equipment, save electric power resource.
Accompanying drawing explanation
In order to the above-mentioned and other purpose of the present invention, feature, advantage can be become apparent, in hereafter describing embodiment, the required accompanying drawing work one used simply is introduced, apparently, accompanying drawing in describing below is only some embodiments of the present invention, for those of ordinary skill in the art, do not pay creation laborious on the premise of, it is also possible to obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the system architecture diagram of alarming device of the present invention；
Fig. 2 is the surface texture schematic diagram of alarming device of the present invention；
Fig. 3 is first embodiment of the invention applicating flow chart；
Fig. 4 is second embodiment of the invention applicating flow chart.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is only a part of embodiment of the present invention rather than whole embodiments.Based on the embodiment in the present invention, the every other embodiment that those of ordinary skill in the art are obtained under not making creative work premise, broadly fall into protection scope of the present invention.
[first embodiment]
Please also refer to the system architecture diagram that Fig. 1 and Fig. 2, Fig. 1 are alarming device of the present invention, Fig. 2 is the surface texture schematic diagram of alarming device of the present invention.First embodiment of the invention provides a kind of alarming device based on the thermoelectricity temperature difference, and including a housing, thermoelectricity thermo-electric generation wafer 2, manostat 3, operational amplifier 4 and a siren 5, described thermoelectricity thermo-electric generation wafer 2 is used for sensing the temperature difference and producing electric current；Described manostat 3 electrically connects with described thermoelectricity thermo-electric generation wafer 2, operational amplifier 4 and siren 5 respectively, for the output voltage of described thermoelectricity thermo-electric generation wafer 2 being regulated to voltage stabilizing state and exporting constant voltage stabilizing and give described operational amplifier 4 and siren 5；Described operational amplifier 4 electrically connects with described thermoelectricity thermo-electric generation wafer 2, by the constant voltage stabilizing value of the output voltage values of thermoelectricity thermo-electric generation wafer 2 described in comparison and the offer of described manostat 3 to control the open/close states of described siren 5.
Alarming device of the present invention, it is available for being installed on the exhaustor surface such as but not limited to motorcycle, so that when thermoelectricity thermo-electric generation wafer 2 senses exhaustor surface and extraneous air excessive temperature differentials, i.e. exhaustor excessive surface adstante febre, by operational amplifier 4 to the comparison of the constant voltage stabilizing value that the output voltage values of described thermoelectricity thermo-electric generation wafer 2 provides with described manostat 3 to control the open/close states of described siren 5.
Further, described thermoelectricity thermo-electric generation wafer 2 includes that low temperature contact chip 21 and high temperature contact sheet 22 are individually fixed in described surface of shell, and described manostat 3, operational amplifier 4 and siren 5 are individually fixed in described enclosure interior.Described low temperature contact chip 21 is the temperature of the material of low temperature comparatively speaking for sensing, such as air, it is possible to for material object；Described high temperature contact sheet 22 is the temperature of the material of high temperature comparatively speaking for sensing.When described alarming device is installed on the exhaustor of motorcycle with the use of time, can be by fixing for the described high temperature contact sheet 22 being located at described thermoelectricity thermo-electric generation wafer 2 surface of shell or be pasted on exhaustor surface.Further, described alarming device can make according to application apparatus or the different of object or be designed to different shapes, in order to the use of, each parts included by the most described alarming device may be designed to different size size.Such as, when described alarming device is as when coordinating baby bottle to use, alarming device can be sheathed on body, will the described high temperature contact sheet 22 of described thermoelectricity thermo-electric generation wafer 2 surface of shell fixing or be pasted on body, the effect reaching to sense body surface and the extraneous air temperature difference with this, so, the present invention is not limited to this.
The surface of shell of described alarming device has a plurality of first through hole 6 and one second through hole 7, and described a plurality of first through holes 6 are used for dissipating sound, and described second through hole 7 is as described thermoelectricity thermo-electric generation wafer 2 and the connection bridge being located at described enclosure interior device.Described first through hole 6 can be manhole, it is also possible to for square through hole, the most preferably square through hole；The described second preferably circular through hole of through hole 7.Further, described alarming device also includes a fin 8, is located between the described high temperature contact sheet 22 of described surface of shell and described thermoelectricity thermo-electric generation wafer 2.Wherein, described fin 8, it is for example and without limitation to general aluminium extruded type fin, aluminum casting fin, aluminum cutting fin etc., with described fin 8 for aluminium extruded type fin for be such as illustrated, but will be not limited thereto in the first embodiment of the invention.Specifically, being located in the fin 8 between described surface of shell and described thermoelectricity thermo-electric generation wafer 2, the bottom of its described fin 8 is contacted with described surface of shell, and the top of described fin 8 will be contacted in the bottom of described thermoelectricity thermo-electric generation wafer 2.
Further, described alarming device further includes one first rheostat 9 and is located at described enclosure interior and electrically connects with described thermoelectricity thermo-electric generation wafer 2 and described operational amplifier 4 respectively, for controlling the output voltage of described thermoelectricity thermo-electric generation wafer 2 and amplify by changing the size of resistance value and/or reduce and transmitted and give described operational amplifier 4.When described alarming device is installed on different objects, owing to object performance is different from structure, the heat itself distributed also has the biggest difference, and self give out the higher object of temperature and contact with the described thermoelectricity thermo-electric generation wafer 2 of described alarming device, the temperature that the most described thermoelectricity thermo-electric generation wafer 2 is sensed is higher, the temperature difference is the biggest, thus causes the voltage of output the most greatly, i.e. voltage signal is the biggest.Further, directly it is not connected with described manostat 3 on connection circuit between described thermoelectricity thermo-electric generation wafer 2 and described operational amplifier 4, therefore first embodiment of the invention will set up the first rheostat 9 described between described thermoelectricity thermo-electric generation wafer 2 and described operational amplifier 4, by the size of regulation and control resistance value thus control the output voltage of described thermoelectricity thermo-electric generation wafer 2 and amplify and/or reduce and transmitted and give described operational amplifier 4.
Refer to Fig. 3, Fig. 3 is first embodiment of the invention applicating flow chart.Hereinafter, first embodiment of the invention will be illustrated as a example by described alarming device is applied on motorcycle exhaust pipe, but be not limited thereto.As shown in the figure, first, the high temperature contact sheet 22 of described thermoelectricity thermo-electric generation wafer 2 senses the temperature on exhaustor surface, the low temperature contact chip 21 of described thermoelectricity thermo-electric generation wafer 2 senses the temperature of air, the most described thermoelectricity thermo-electric generation wafer 2 produces electric current output voltage, and described voltage transmits after described first rheostat 9 and gives described operational amplifier 4.Meanwhile, when described thermoelectricity thermo-electric generation wafer 2 produces electric current, its output voltage is through described manostat 3, and described manostat 3 is by the voltage-regulation received to voltage stabilizing state and exports constant voltage stabilizing and gives described operational amplifier 4.The constant voltage stabilizing the value whether output voltage values of thermoelectricity thermo-electric generation wafer 2 described in the comparison of described operational amplifier 4 provides more than described manostat 3, if being more than, the most described operational amplifier 4 will control the switch open of described siren 5 to send warning sound；If being less than or equal to, the not start of the most described operational amplifier 4, closed mode held by the switch of the most described siren 5.
[the second embodiment]
Please answer with reference to Fig. 1, second embodiment of the invention is roughly the same with first embodiment, except for the difference that, in second embodiment of the invention, described alarming device also includes that a second adjustable resistance device 10 is located at described enclosure interior and electrically connects with described manostat 3 and described operational amplifier 4 respectively, for controlling the output of described manostat 3 and give the constant voltage of described operational amplifier 4 by changing the size of resistance value and fluctuate, it is interval that the multiple undulating values produced are defined as fluctuation voltage, described operational amplifier 4 will obtain one in order to the magnitude of voltage compared with the output voltage values of described thermoelectricity thermo-electric generation wafer 2 in described fluctuation voltage interval.Described the second adjustable resistance device 10 is identical structure with described first rheostat 9, further, described fluctuation voltage interval includes a plurality of magnitude of voltage, in second embodiment of the invention, preferably comprise the first magnitude of voltage and the second magnitude of voltage, and described first magnitude of voltage is preferably more than described second magnitude of voltage.
Specifically, described thermoelectricity thermo-electric generation wafer 2 act as sense the temperature difference and produce electric current, and in reality, it is possible that the object temperature proportional lifting relation that the object temperature that the described high temperature contact sheet 22 of described thermoelectricity thermo-electric generation wafer 2 is contacted is contacted with described low temperature contact chip 21.Such as, in the environment of temperature is higher, the object temperature that the object temperature that the described high temperature contact sheet 22 of described thermoelectricity thermo-electric generation wafer 2 is contacted is contacted with described low temperature contact chip 21 is all the trend of gradually rising, then its temperature difference produced would not be clearly, thus produce small voltage, so that described operational amplifier 4 does not control the switch open of described siren 5.Or, in the environment of temperature is relatively low, the object temperature that the object temperature that the described high temperature contact sheet 22 of described thermoelectricity thermo-electric generation wafer 2 is contacted is contacted with described low temperature contact chip 21 is all progressively downward trend, is the most also unable to reach the open/close states making described operational amplifier 4 control described siren 5 well.
In order to effectively solve the problems referred to above, in second embodiment of the invention, preferably, described alarming device also includes that described enclosure interior is located in one first temperature sensor 11 and one second temperature sensor 12, described first temperature sensor 11 electrically connects with the described high temperature contact sheet 22 of described thermoelectricity thermo-electric generation wafer 2 and described first rheostat 9 respectively, and described second temperature sensor 12 electrically connects with the described low temperature contact chip 21 of described thermoelectricity thermo-electric generation wafer 2 and described first rheostat 9 respectively.Specifically, described first temperature sensor 11 will sense the temperature of described high temperature contact sheet 22, and described second temperature sensor 12 will sense the temperature of described low temperature contact chip 21.
Refer to Fig. 4, Fig. 4 is second embodiment of the invention applicating flow chart.Second embodiment of the invention will be illustrated as a example by described alarming device is applied on baby bottle, but be not limited thereto.nullAs shown in the figure，First，The high temperature contact sheet 22 of described thermoelectricity thermo-electric generation wafer 2 senses the temperature on exhaustor surface，The low temperature contact chip 21 of described thermoelectricity thermo-electric generation wafer 2 senses the temperature of air，The most described thermoelectricity thermo-electric generation wafer 2 produces electric current and provides electric power，Described first temperature sensor 11 senses the temperature of described high temperature contact sheet 22，Described second temperature sensor 12 senses the temperature of described low temperature contact chip 21，The output voltage of described first temperature sensor 11 and described second temperature sensor 12 gives described operational amplifier 4 by transmitting after described first rheostat 9，Whether the comparison of described operational amplifier 4 is more than described first magnitude of voltage by the magnitude of voltage of described first temperature sensor 11 of described first rheostat 9 output，If being more than，The most described operational amplifier 4 will control the switch open of described siren 5 to send warning sound；If being less than or equal to, whether the most described operational amplifier 4 then comparison is less than described second magnitude of voltage by the magnitude of voltage of described second temperature sensor 12 of described first rheostat 9 output, if being less than, the most described operational amplifier 4 will control the switch open of described siren 5 to send warning sound；If being more than, not start, the switch of the most described siren 5 are held closed mode by the most described operational amplifier 4.
It should be noted that, in second embodiment of the invention, described thermoelectricity thermo-electric generation wafer 2 still keeps this working having, the most described operational amplifier 4 both can be by the constant voltage stabilizing value of the output voltage values of thermoelectricity thermo-electric generation wafer 2 described in comparison and the offer of described manostat 3 to have controlled the open/close states of described siren 5, can also be by the magnitude of voltage of the first temperature sensor 11 described in comparison and the size of the first magnitude of voltage and the described magnitude of voltage of the second temperature sensor 12 and the size of the second magnitude of voltage with the open/close states of the described siren 5 of control, so, the present invention is not limited to this.
The present invention can realize advantages below:
By the present invention, the high temperature contact sheet of the thermoelectricity thermo-electric generation wafer of alarming device surface of shell can be pasted or be fixed on the body surface that temperature is higher, when body surface temperature reaches certain numerical value, when i.e. both temperature difference reach to a certain degree, it is located at the operational amplifier within alarming device and comparison can go out constant voltage stabilizing value that the output voltage values of thermoelectricity thermo-electric generation wafer provides more than manostat to control the switch open of siren, so, can be given self at two kinds of material excessive temperature differentials or send warning time user brings harm and give user, effectively preventing damage, certain facility is brought to user life, and can run without external electric power equipment, save electric power resource.
The above; being only the detailed description of the invention of the present invention, but protection scope of the present invention is not limited thereto, any those familiar with the art is in the technical scope that the invention discloses; change can be readily occurred in or replace, all should contain within the scope of the present invention.Therefore, protection scope of the present invention should be as the criterion with the protection domain of described requirement.
Claims (10)
1. an alarming device based on the thermoelectricity temperature difference, including a housing, thermoelectricity thermo-electric generation wafer, manostat, operational amplifier and a siren, it is characterised in that described thermoelectricity thermo-electric generation wafer is used for sensing the temperature difference and producing electric current；Described manostat electrically connects with described thermoelectricity thermo-electric generation wafer, operational amplifier and siren respectively, for the output voltage of described thermoelectricity thermo-electric generation wafer being regulated to voltage stabilizing state and exporting constant voltage stabilizing and give described operational amplifier and siren；Described operational amplifier is connected with described thermoelectricity thermo-electric generation wafer electric, by the constant voltage stabilizing value of the output voltage values of thermoelectricity thermo-electric generation wafer described in comparison and the offer of described manostat to control the open/close states of described siren.
A kind of alarming device based on the thermoelectricity temperature difference, it is characterized in that, described thermoelectricity thermo-electric generation wafer includes that low temperature contact chip and high temperature contact sheet are individually fixed in described surface of shell, and described manostat, operational amplifier and siren are individually fixed in described enclosure interior.
A kind of alarming device based on the thermoelectricity temperature difference, it is characterized in that, described surface of shell has a plurality of first through hole and one second through hole, described a plurality of first through hole is used for dissipating sound, and described second through hole is as described thermoelectricity thermo-electric generation wafer and the connection bridge being located at described enclosure interior device.
A kind of alarming device based on the thermoelectricity temperature difference, it is characterised in that described alarming device further includes a fin, is located between the described high temperature contact sheet of described surface of shell and described thermoelectricity thermo-electric generation wafer.
A kind of alarming device based on the thermoelectricity temperature difference, it is characterized in that, when the output voltage values that described operational amplifier comparison goes out described thermoelectricity thermo-electric generation wafer is more than the constant voltage stabilizing value that described manostat provides, the switch open of described siren will be controlled to send warning sound.
A kind of alarming device based on the thermoelectricity temperature difference, it is characterized in that, described alarming device further includes one first rheostat and is located at described enclosure interior and electrically connects with described thermoelectricity thermo-electric generation wafer and described operational amplifier respectively, for controlling the output voltage of described thermoelectricity thermo-electric generation wafer and amplify by changing the size of resistance value and/or reduce and transmitted and give described operational amplifier.
A kind of alarming device based on the thermoelectricity temperature difference, it is characterized in that, described alarming device further includes a second adjustable resistance device and is located at described enclosure interior and electrically connects with described manostat and described operational amplifier respectively, for controlling the output of described manostat and give the constant voltage of described operational amplifier by changing the size of resistance value and fluctuate, it is interval that the multiple undulating values produced are defined as fluctuation voltage, described operational amplifier will obtain one in order to the magnitude of voltage compared with the output voltage values of described thermoelectricity thermo-electric generation wafer in described fluctuation voltage interval.
A kind of alarming device based on the thermoelectricity temperature difference, it is characterised in that described fluctuation voltage interval includes the first magnitude of voltage and the second magnitude of voltage.
A kind of alarming device based on the thermoelectricity temperature difference, it is characterized in that, described alarming device further includes one first temperature sensor and is located at described enclosure interior and electrically connects with described high temperature contact sheet and described first rheostat of described thermoelectricity thermo-electric generation wafer respectively, when described operational amplifier comparison goes out the magnitude of voltage of described first temperature sensor by described first rheostat output more than described first magnitude of voltage, the switch open of described siren will be controlled to send warning sound.
A kind of alarming device based on the thermoelectricity temperature difference, it is characterized in that, described alarming device further includes one second temperature sensor and is located at described enclosure interior and electrically connects with described low temperature contact chip and described first rheostat of described thermoelectricity thermo-electric generation wafer respectively, when described operational amplifier comparison goes out the magnitude of voltage of described second temperature sensor by described first rheostat output less than described second magnitude of voltage, the switch open of described siren will be controlled to send warning sound.
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| CN105513293B (en) * | 2016-03-03 | 2018-01-09 | 广西民族大学 | A kind of passive temperature difference warning system |
| CN112729574A (en) * | 2021-01-08 | 2021-04-30 | 国网山东省电力公司龙口市供电公司 | Conductor heating automatic monitoring device |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2586293Y (en) * | 2002-11-29 | 2003-11-12 | 诺亚公司 | Thermoelectric power package |
| CN103596293A (en) * | 2013-10-28 | 2014-02-19 | 天津大学 | Wireless sensor node stable power supply system based on minitype thermoelectric generator |
| CN203785807U (en) * | 2014-04-09 | 2014-08-20 | 苏州天鸣信息科技有限公司 | Warning device based on thermoelectric temperature difference |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2586293Y (en) * | 2002-11-29 | 2003-11-12 | 诺亚公司 | Thermoelectric power package |
| CN103596293A (en) * | 2013-10-28 | 2014-02-19 | 天津大学 | Wireless sensor node stable power supply system based on minitype thermoelectric generator |
| CN203785807U (en) * | 2014-04-09 | 2014-08-20 | 苏州天鸣信息科技有限公司 | Warning device based on thermoelectric temperature difference |
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Inventor after: Ma Guowen Inventor after: Liu Jiangkun Inventor after: Cang Jinzhi Inventor after: Zhang Zhenguo Inventor after: Wang Bingrong Inventor after: Sun Haitao Inventor after: Wang Chuntao Inventor after: Liu Junchang Inventor before: Lin Junyou Inventor before: Chen Yucheng |
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