CN102548037B - Multi-parameter sensing and control node structure of sensor network - Google Patents
Multi-parameter sensing and control node structure of sensor network Download PDFInfo
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- CN102548037B CN102548037B CN201210055927.6A CN201210055927A CN102548037B CN 102548037 B CN102548037 B CN 102548037B CN 201210055927 A CN201210055927 A CN 201210055927A CN 102548037 B CN102548037 B CN 102548037B
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Abstract
The invention discloses a multi-parameter sensing and control node structure of a sensor network. The structure comprises a shell, a power supply device and a mainboard module, wherein the shell comprises an upper shell and a lower shell; the upper shell comprises a top plate, a bottom plate and an annular cavity; the top end of the lower shell is provided with an opening; the inner upper part of the lower shell is provided with a cover plate; the lower part of the upper shell is fixedly connected with the upper part of the lower shell; the power supply device comprises a solar battery assembly, a charging battery pack and a power supply management module; the solar battery assembly is fixed on the upper surface of the top plate of the upper shell; both the charging battery pack and the power management module are fixed in the annular cavity; the mainboard module is fixed in the lower shell, is positioned below the cover plate, and is connected with the power supply management module. The multi-parameter sensing and control node structure can be used for acquiring relevant parameters conveniently and controlling executing equipment; and moreover, the sensor network has high environment adaptability, high reliability and long service life.
Description
Technical field
The invention belongs to the sensor network field in sensor network field, the especially radio communication in communication, specifically, relate to a kind of Multi-parameter sensing of sensor network and control node structure.
Background technology
The sensor network with wireless communication ability as a kind of dynamic-configuration, particularly wireless sensor network can be widely used in aquaculture parameter monitoring, arable farming (comprising field crop cultivating and protected crop cultivation) parameter monitoring, livestock and poultry cultivation (comprising ecological livestock and poultry cultivation and facility livestock and poultry cultivation) parameter monitoring, human settlement's parameter monitoring, industrial environment parameter monitoring, traffic environment parameter monitoring, the monitoring of hydrology and water conservancy environmental parameter, the occasions such as public safety environment environmental parameter monitoring are to its dissolved oxygen, water temperature, pH value, ammonia nitrogen, total phosphorus, total nitrogen, nitrite, COD(chemistry consumption (need) oxygen amount), permanganate index and atmospheric temperature, humidity, intensity of illumination, the implementing monitorings such as all kinds of gas concentrations, and there is extremely wide application prospect.The sensor network with wireless communication ability, particularly wireless sensor network, comprise a large amount of sensor network parameter acquisition units.These sensor network Multi-parameter sensings and control node structure are comprised of housing, electric supply installation, mainboard module, transducer and actuating equipment etc.Multi-parameter sensing and control node structure and gather its relevant dissolved oxygen, water temperature, pH value, ammonia nitrogen, total phosphorus, total nitrogen, nitrite, COD(chemistry consumption (need) oxygen amount), data such as permanganate index and atmospheric temperature, humidity, intensity of illumination, all kinds of gas concentrations processing, then with communication, carry out networking, transmission, information is passed to communication base station.Communication base station, by after information processing, transfers data to terminal on the one hand, on the other hand command adapted thereto is sent to guarded region to control the work of controlled device or to carry out the tasks such as inquiry.At present, still lack the sensor network that is applied to above-mentioned field, there is the radio communication of above-mentioned several functions both at home and abroad, the sensing of this sensor network is not installed yet and controls node structure.
Summary of the invention
technical problem:technical problem to be solved by this invention is: a kind of Multi-parameter sensing of sensor network is provided and controls node structure, this Multi-parameter sensing and control node structure, can gather easily relevant parameter, control relevant actuating equipment, and the environmental suitability of sensor network is strong, reliability is high, long service life.
technical scheme:for solving the problems of the technologies described above, the Multi-parameter sensing of the sensor network that the present invention adopts and control node structure, comprise housing, electric supply installation and mainboard module, wherein, described housing comprises upper shell and lower house, upper shell comprises top board, base plate and is fixed on the annular housing of top board bottom surface, and base plate is fixed on the bottom in annular housing, and scribbles sealant layer between base plate and annular housing; The top of lower house is opening, and the top in lower house is provided with cover plate, between cover plate and lower house, scribbles sealant layer, and the wall of lower house is provided with through hole, and this through hole is positioned at cover plate top; The bottom of upper shell is fixedly connected with the top of lower house;
Described electric supply installation comprises solar module, rechargeable battery set and power management module, solar module is fixed on the upper surface of upper shell top board, rechargeable battery set and power management module are all fixed in annular housing, the output of solar module is connected with the solar module input of power management module, the rechargeable battery set output of power management module is connected with the power end of rechargeable battery set, and the PCM protection of the rechargeable battery set of power management module holds the input of the PCM protection circuit plate embedded with rechargeable battery set to be connected;
Described mainboard module is fixed in lower house, and mainboard module is positioned at the below of cover plate; Mainboard module is connected with power management module.
Further, the Multi-parameter sensing of described sensor network and control node structure, also comprise transducer and actuating equipment, described transducer and actuating equipment are positioned at hull outside, the output port of transducer is connected by wire with mainboard module input port, and the input port of actuating equipment is connected by wire with the output port of power management module; Described solar module is covered with the upper surface of whole upper shell top board.
beneficial effect:compared with prior art, the present invention has following beneficial effect:
1. the electronic device and the module employing that are arranged in upper shell are built-in, are conducive to strengthen environmental suitability, increase reliability and increase the service life.In the technical program, rechargeable battery set and power management module are all arranged in upper shell.Upper shell comprises top board, base plate and annular housing, between top board and annular housing, is fixedly connected with, between base plate and annular housing, be also fixedly connected with, and between top board and annular housing, and between base plate and annular housing, be all sealing state.When there being wire all sealant layer can be set in the contact site of wire and base plate when the base plate, make annular housing between base plate and top board in complete sealing state.Be arranged in like this rechargeable battery set and the power management module of upper shell, can not be subject to extraneous wind and weather, be conducive to strengthen the functional reliability of environmental suitability, increase electronic device and module and the useful life of prolongation electronic device and module of electronic device and module.
2. the electronic device and the module that are positioned at lower house are totally-enclosed, are conducive to strengthen environmental suitability, increase reliability and increase the service life.In the technical program, the top of lower house is opening, and the top of lower house is provided with cover plate, between cover plate and lower house, scribbles sealant layer.In lower house, be positioned at like this part of cover plate below in complete totally enclosed state.Be arranged in the mainboard module of lower house and antenna just in full closeding state, can be subject to that the external world drenches with rain, the burn into of toxic gas, pernicious gas etc. falls ash, make moist.For mainboard module and antenna, this is conducive to strengthen environmental suitability, increases reliability and increase the service life.
3. combination is installed, and is convenient to maintenance.Structure of the present invention comprises housing, electric supply installation, mainboard module, transducer and actuating equipment.Housing comprises upper shell and lower house.Two reference columns are set in upper shell and a location-plate fixes rechargeable battery set.Between reference column and location-plate, adopt screw to connect, be convenient to installing/dismounting.Upper shell is fixedly connected with lower house to adopt the 3rd installing hole is set on the annular housing wall of upper shell, and the 4th installing hole is set on the wall of lower house, and screw knob is in the 3rd installing hole and the 4th installing hole.This is convenient to installation, dismounting and the maintenance of upper shell and lower house.After installation, the top of lower house is against the bottom surface of upper shell base plate, is conducive to that base plate is firm to be fixed in upper shell.In addition, lower prism is provided with groove, and the recessed tooth at mainboard module edge first moves down along lower prism, when mainboard module moves to the groove of lower prism, and rotary mainboard module, mainboard module is fixed in lower prism.Mainboard module is installed, convenient disassembly.
4. applied widely.Structure of the present invention can be applied in aquaculture parameter monitoring, arable farming (comprising field crop cultivating and protected crop cultivation) parameter monitoring, livestock and poultry cultivation (comprising ecological livestock and poultry cultivation and facility livestock and poultry cultivation) parameter monitoring, human settlement's parameter monitoring, industrial environment parameter monitoring, traffic environment parameter monitoring, the monitoring of hydrology and water conservancy environmental parameter, the occasions such as public safety environment environmental parameter monitoring are to its dissolved oxygen, water temperature, pH value, ammonia nitrogen, total phosphorus, total nitrogen, nitrite, COD(chemistry consumption (need) oxygen amount), permanganate index and atmospheric temperature, humidity, intensity of illumination, the implementing monitoring occasions such as all kinds of gas concentrations.
Accompanying drawing explanation
Fig. 1 is structure chart of the present invention.
Fig. 2 is partial sectional view of the present invention.
Fig. 3 is the partial sectional view of preferred structure of the present invention.
In figure, have: housing 1, upper shell 101, top board 1011, base plate 1012, annular housing 1013, reference column 1014, location-plate 1015, upper prism 1016, fixed head 1017, lower house 102, through hole 1021, lower prism 1022, cavity 1023, cover plate 103, electric supply installation 2, solar module 201, rechargeable battery set 202, power management module 203, mainboard module 3, transducer 4, actuating equipment 5, antenna 6.
Embodiment
Below in conjunction with accompanying drawing, technical scheme of the present invention is described in detail.
As depicted in figs. 1 and 2, the Multi-parameter sensing of a kind of sensor network of the present invention and control node structure, comprise housing 1, electric supply installation 2 and mainboard module 3.Housing 1 comprises upper shell 101 and lower house 102.Upper shell 101 comprises top board 1011, base plate 1012 and is fixed on the annular housing 1013 of top board 1011 bottom surfaces.Base plate 1012 is positioned at annular housing 1013 inside, and base plate 1012 is fixed on the bottom of annular housing 1013.Like this, the annular housing 1013 of base plate 1012 belows forms a spatial accommodation.Between base plate 1012 and annular housing 1013, scribble sealant layer.Like this, the air of annular housing 1013 outsides cannot be penetrated into annular housing 1013 inside by base plate 1012, is positioned at chamber annular solid 1013 spaces of base plate 1012 tops.The top of lower house 102 is opening, and the top in lower house 102 is provided with cover plate 103.The lower house 102 of cover plate 103 tops also forms a spatial accommodation.Between cover plate 103 and lower house 102, scribble sealant layer.Like this, the air of lower house 102 outsides cannot be penetrated into lower house 102 inside by cover plate 103, is positioned at lower house 102 spaces of cover plate 103 belows.The wall of lower house 102 is provided with through hole 1021.Through hole 1021 is positioned at cover plate 103 tops.The bottom of upper shell 101 is fixedly connected with the top of lower house 102.Electric supply installation 2 comprises solar module 201, rechargeable battery set 202 and power management module 203.Solar module 201 is fixed on the upper surface of upper shell top board 1011.When the area of solar module 201 is less than the area of upper surface of upper shell top board 1011, between the edge of solar module 201 and top board 1011 edges, just there is space.For make solar module 201 firm be fixed on upper shell top board 1011, upper surface at upper shell top board 1011 arranges a ringwise fixed head 1017, this fixed head 1017 is fixed on the upper surface of upper shell top board 1011, and is embedded between the edge of upper shell top board 1011 and the edge of solar module 201.Rechargeable battery set 202 and power management module 203 are all fixed in annular housing 1013.The output of solar module 201 is connected by wire with the solar module input of power management module 203; the rechargeable battery set output of power management module 203 is connected by wire with the power end of rechargeable battery set 202; the English full name of PCM(that the PCM protection end of the rechargeable battery set of power management module 203 is embedded with rechargeable battery set 202: Protection Circuit Module, Chinese full name: protective circuit module) input of protection circuit plate connects by wire.Mainboard module 3 is fixed in lower house 102, and mainboard module 3 is positioned at the below of cover plate 103.Mainboard module 3 is connected by wire with power management module 203.Mainboard module 3 is connected three wires conventionally with power management module 203, and first wire is: before isolation, motherboard power supply is for electric connection line; Second wire is: after isolation, motherboard power supply is for electric connection line; The 3rd wire is: final controlling element control signal connecting line.
When transducer 4 and actuating equipment 5 are not set, only use housing 1, electric supply installation 2 and mainboard module 3, the effect of the Multi-parameter sensing of this sensor network and control node structure is relaying, the gateway effect that only plays wireless signal in network.Therefore, adopt low power solar module 201 to rechargeable battery set 202 chargings.The course of work of the Multi-parameter sensing of this sensor network and control node structure is that solar module 201 gathers sunlight, is converted into electric energy, and is given rechargeable battery set 202 chargings, stored and control by power management module 203.Meanwhile, rechargeable battery set 202 is powered to mainboard module 3 under the management and control of power management module 203.Mainboard module 3 is by antenna 6 wireless receiving and dispatchings other sensing and the next data of control node transmission in network, and by these data buffer storages, processing, finally by antenna 6 wireless receiving and dispatchings, give other sensing and control node or base station, thereby playing the relaying of wireless signal in network, the effect of gateway.
Further, the Multi-parameter sensing of described sensor network and control node structure, also comprise transducer 4 and actuating equipment 5, transducer 4 and actuating equipment 5 are positioned at housing 1 outside, the output of transducer 4 is connected by wire with mainboard module 3 inputs, and the input of actuating equipment 5 is connected by wire with the output of power management module 203; Solar module 201 is covered with the upper surface of whole upper shell top board 1011.Transducer 4 is specifically selected according to application scenario, for example, and polarogram formula dissolved oxygen sensor, soil moisture sensor, pH value transducer or intensity of illumination sensor.Actuating equipment 5 changes according to use occasion and the requirement of Multi-parameter sensing and control node structure.Such as the aquaculture occasion steamed crab, fish, shrimp etc., actuating equipment 5 adopts scavenging pump; In field crop cultivating occasion, actuating equipment 5 adopts electromagnetically operated valve; In human settlement's parameter monitoring occasion, actuating equipment 5 adopts lawn illuminating lamp.Solar module 201 is covered with the upper surface of whole upper shell top board 1011, can provide sufficient electric power for the normal operation of actuating equipment 5.
Further, the Multi-parameter sensing of described sensor network and control node structure, also comprise antenna 6.Antenna 6 is arranged in lower house 102, and is connected in mainboard module 3.
For fixing rechargeable battery set 202, upper shell 101 also comprises two reference columns 1014 and a location-plate 1015.Two reference columns 1014 are arranged in annular housing 1013, and one end of reference column 1014 is fixedly connected with the bottom surface of top board 1011, the other end of reference column 1014 is provided with the first installing hole, the two ends of location-plate 1015 are respectively equipped with second installing hole, the second installing hole of location-plate 1015 is corresponding with the first installing hole of reference column 1014 respectively, and screw knob is in the first installing hole and the second installing hole.Rechargeable battery set 202 is placed on location-plate 1015.
The top of the bottom of upper shell 101 and lower house 102 be fixedly connected with mode have multiple, for example welding, the conventional mechanical connection manner such as be threaded.The preferred connected mode below of this patent: on annular housing 1013 walls of upper shell, the 3rd installing hole is set, and the 3rd mounting hole site is in base plate 1012 belows; The 4th installing hole is set on the wall of lower house 102, and the 4th mounting hole site is in through hole 1021 tops of lower house 102; The 3rd installing hole is corresponding with the 4th installing hole, and screw knob is in the 3rd installing hole and the 4th installing hole.Be convenient to like this install, dismantle and maintenance housing 1.Firm for guaranteeing that upper shell 101 is connected with lower house 102, the 3rd installing hole and the 4th installing hole are respectively three.In addition, after connecting upper shell 101 and lower house 102, the top of lower house 102 is against the bottom surface of upper shell base plate 1012, is conducive to that base plate 1012 is firm to be fixed in upper shell 101.
For ease of mounting base 1012, annular housing 1013 inwalls of upper shell are provided with at least three upper prisms 1016, and on this, prism 1016 is positioned at base plate 1012 tops.Like this, during installation, directly base plate 1012 is placed in to upper prism 1016 belows, then at base plate 1012 and annular housing 1013, is coated with sealant layer.
For ease of cover plate 103 is installed, the inwall of lower house 102 is provided with at least three lower prisms 1022, and lower prism 1022 is positioned at cover plate 103 belows, and the middle part of lower prism 1022 is provided with groove, and the edge of mainboard module 3 is provided with the recessed tooth matching with lower prism 1022.Like this, directly cover plate 103 is placed in to lower prism 1022 tops, then at cover plate 103 and lower house 102, is coated with sealant layer.Positioning cover plate 103 convenience are installed.When mainboard module 3 is installed, first the recessed tooth at mainboard module 3 edges is moved down along lower prism 1022, when mainboard module 3 moves to the groove of lower prism 1022, rotary mainboard module 3, makes the recessed tooth of mainboard module 3 and the dislocation of the groove of lower prism 1022.Like this, mainboard module 3 is fixed in lower prism 1022.During dismounting, rotary mainboard module 3, makes the recesses coincide of recessed tooth and the lower prism 1022 of mainboard module 3, the more recessed tooth of mainboard module 3 is moved up along lower prism 1022.The installation of mainboard module 3, convenient disassembly.
For the ease of using, the Multi-parameter sensing of described sensor network and control node structure also comprise montant, and the bottom of lower house 102 is provided with cavity 1023, and the top of montant is fixed in the cavity 1023 of lower house 102.Being connected between montant and lower house 102 can adopt multiple common mechanical connection manner, for example use standard key connect, with bolts or utilize screw thread rotation to connect.The bottom of montant is connected on fixture.For example, by the mud in the insertion pool, bottom of montant, and surfaced in the top of montant.
When assembling the Multi-parameter sensing of this sensor network and controlling node structure, first solar module 201 is fixed on to the upper surface of upper shell top board 1011; Secondly rechargeable battery set 202 and power management module 203 are arranged on respectively in the annular housing 1013 of upper shell 101, and wire is passed to base plate 1012, between wire and base plate 1012, coat sealant layer; Then base plate 1012 is fixed in the annular housing 1013 of upper shell 101, and coats sealant layer between base plate 1012 and annular housing 1013; Subsequently mainboard module 3 is arranged in lower house 102, and a part of wire through base plate 1012 is passed to cover plate 103, be connected with mainboard module 3, the wire being connected passed to cover plate 103 simultaneously with mainboard module 3, between all wires and cover plate 103, coat sealant layer; Then cover plate 103 is placed in to lower house 102, and coats sealant layer between cover plate 103 and lower house 102; Finally on the through hole 1021 of lower house 102, waterproof bolt is set, and another part wire through base plate 1012 is connected with actuator 5 or transducer 4 through this waterproof bolt respectively with the wire through cover plate 103.Due to waterproof bolt being set, whole housing 1 inside is in sealing state like this, and extraneous gas and liquid can not flow into housing 1 inside.
The course of work of the Multi-parameter sensing of this sensor network and control node structure is that solar module 201 gathers sunlight, is converted into electric energy, and is given rechargeable battery set 202 chargings, stored and control by power management module 203.Meanwhile, rechargeable battery set 202 under the management and control of power management module 203 to transducer 4, actuating equipment 5(as scavenging pump, electromagnetically operated valve, lawn illuminating lamp) and mainboard module 3 power supply.Mainboard module 3 passes through the required parameter of transducer 4 acquisition systems, and by these parameters conversions, processing, storage, finally by antenna 6 wireless receiving and dispatchings.Mainboard module 3 is required according to system, and sending controling instruction is given various actuating equipments 5, realizes relevant control.For example, when system need to start scavenging pump, mainboard module 3 sends starting command to scavenging pump, and scavenging pump receives after this order, opens voluntarily.When system need to stop scavenging pump work, mainboard module 3 sends ceases and desist order to scavenging pump, and scavenging pump receives after this order, quits work voluntarily.
Claims (10)
1. the Multi-parameter sensing of sensor network and a control node, is characterized in that, this node comprises housing (1), electric supply installation (2) and mainboard module (3), wherein,
Described housing (1) comprises upper shell (101) and lower house (102), upper shell (101) comprises top board (1011), base plate (1012) and is fixed on the annular housing (1013) of top board (1011) bottom surface, base plate (1012) is fixed on the bottom in annular housing (1013), and scribbles sealant layer between base plate (1012) and annular housing (1013); The top of lower house (102) is opening, top in lower house (102) is provided with cover plate (103), between cover plate (103) and lower house (102), scribble sealant layer, the wall of lower house (102) is provided with through hole (1021), and this through hole (1021) is positioned at cover plate (103) top; The bottom of upper shell (101) is fixedly connected with the top of lower house (102);
Described electric supply installation (2) comprises solar module (201), rechargeable battery set (202) and power management module (203), solar module (201) is fixed on the upper surface of upper shell top board (1011), rechargeable battery set (202) and power management module (203) are all fixed in annular housing (1013), the output of solar module (201) is connected with the solar module input of power management module (203), the rechargeable battery set output of power management module (203) is connected with the power end of rechargeable battery set (202), the PCM protection of the rechargeable battery set of power management module (203) holds the input of the PCM protection circuit plate embedded with rechargeable battery set (202) to be connected,
Described mainboard module (3) is fixed in lower house (102), and mainboard module (3) is positioned at the below of cover plate (103); Mainboard module (3) is connected with power management module (203).
2. according to the Multi-parameter sensing of sensor network claimed in claim 1 and control node, it is characterized in that, also comprise ringwise fixed head (1017), this fixed head (1017) is fixed on the upper surface of upper shell top board (1011), and is embedded between the edge of upper shell top board (1011) and the edge of solar module (201).
3. according to the Multi-parameter sensing of sensor network claimed in claim 1 and control node, it is characterized in that, also comprise transducer (4) and actuating equipment (5), described transducer (4) and actuating equipment (5) are positioned at housing (1) outside, the output of transducer (4) is connected by wire with mainboard module (3) input, and the input of actuating equipment (5) is connected by wire with the output of power management module (203); Described solar module (201) is covered with the upper surface of whole upper shell top board (1011).
4. according to the Multi-parameter sensing of sensor network claimed in claim 1 and control node, it is characterized in that, also comprise antenna (6), this antenna (6) is arranged in lower house (102), and is connected in mainboard module (3).
5. according to the Multi-parameter sensing of sensor network claimed in claim 1 and control node, it is characterized in that, described upper shell (101) also comprises two reference columns (1014) and a location-plate (1015), two reference columns (1014) are arranged in annular housing (1013), and one end of reference column (1014) is fixedly connected with the bottom surface of top board (1011), the other end of reference column (1014) is provided with the first installing hole, the two ends of location-plate (1015) are respectively equipped with second installing hole, the second installing hole of location-plate (1015) is corresponding with the first installing hole of reference column (1014) respectively, screw knob is in the first installing hole and the second installing hole.
6. according to the Multi-parameter sensing of sensor network claimed in claim 1 and control node, it is characterized in that, the top of the bottom of described upper shell (101) and lower house (102) is fixedly connected with and is: on annular housing (1013) wall of upper shell (101), the 3rd installing hole is set, and the 3rd mounting hole site is in base plate (1012) below; The 4th installing hole is set on the wall of lower house (102), and the 4th mounting hole site is in through hole (1021) top of lower house (102); The 3rd installing hole is corresponding with the 4th installing hole, and screw knob is in the 3rd installing hole and the 4th installing hole.
7. according to the Multi-parameter sensing of sensor network claimed in claim 1 and control node, it is characterized in that, the annular housing of described upper shell (1013) inwall is provided with at least three upper prisms (1016), and on this, prism (1016) is positioned at base plate (1012) top.
8. according to the Multi-parameter sensing of sensor network claimed in claim 1 and control node, it is characterized in that, the inwall of described lower house (102) is provided with at least three lower prisms (1022), lower prism (1022) is positioned at cover plate (103) below, and the middle part of lower prism (1022) is provided with groove, the edge of mainboard module (3) is provided with the recessed tooth matching with lower prism (1022).
9. according to the Multi-parameter sensing of sensor network claimed in claim 1 and control node, it is characterized in that, also comprise montant, the bottom of lower house (102) is provided with cavity (1023), and the top of montant is fixed in the cavity (1023) of lower house (102).
10. according to the Multi-parameter sensing of sensor network claimed in claim 3 and control node, it is characterized in that, described actuating equipment (5) is scavenging pump, electromagnetically operated valve or lawn illuminating lamp.
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| CN201210055927.6A CN102548037B (en) | 2012-03-06 | 2012-03-06 | Multi-parameter sensing and control node structure of sensor network |
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| CN201210055927.6A CN102548037B (en) | 2012-03-06 | 2012-03-06 | Multi-parameter sensing and control node structure of sensor network |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1595130A (en) * | 2003-09-09 | 2005-03-16 | 中国农业大学 | Cereal moisture detection apparatus and method based on dielectric method |
| CN101590847A (en) * | 2008-05-27 | 2009-12-02 | 日信工业株式会社 | Electronic control unit and vehicle behavior control setup |
| CN201532210U (en) * | 2009-10-27 | 2010-07-21 | 西安迅腾科技有限责任公司 | Solar power supply wireless sensor network node |
| CN201844891U (en) * | 2010-11-23 | 2011-05-25 | 中国地质调查局水文地质环境地质调查中心 | Monitor for liquid level and temperature |
| CN202475456U (en) * | 2012-03-06 | 2012-10-03 | 南京拓诺传感网络科技有限公司 | Multi-parameter sensing and control node structure of sensor network |
-
2012
- 2012-03-06 CN CN201210055927.6A patent/CN102548037B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1595130A (en) * | 2003-09-09 | 2005-03-16 | 中国农业大学 | Cereal moisture detection apparatus and method based on dielectric method |
| CN101590847A (en) * | 2008-05-27 | 2009-12-02 | 日信工业株式会社 | Electronic control unit and vehicle behavior control setup |
| CN201532210U (en) * | 2009-10-27 | 2010-07-21 | 西安迅腾科技有限责任公司 | Solar power supply wireless sensor network node |
| CN201844891U (en) * | 2010-11-23 | 2011-05-25 | 中国地质调查局水文地质环境地质调查中心 | Monitor for liquid level and temperature |
| CN202475456U (en) * | 2012-03-06 | 2012-10-03 | 南京拓诺传感网络科技有限公司 | Multi-parameter sensing and control node structure of sensor network |
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| CN102548037A (en) | 2012-07-04 |
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