CN203574671U - Local area Internet-of-things - Google Patents
Local area Internet-of-things Download PDFInfo
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- CN203574671U CN203574671U CN201320661976.4U CN201320661976U CN203574671U CN 203574671 U CN203574671 U CN 203574671U CN 201320661976 U CN201320661976 U CN 201320661976U CN 203574671 U CN203574671 U CN 203574671U
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Abstract
The utility model discloses a local area Internet-of-things which is composed of a physical layer and a communication layer, wherein the physical layer comprises a plurality of sets of electrical equipment which is connected with an electric power line in parallel. The electric power line is furthermore connected with a computer and a main modem. The computer and the main modem are communicated with each other through signal communication. Each set of electrical equipment is composed of a functional device and a sub modem module. The functional device is connected with the power line through the sub modem module. The sub modem module is connected with a sensor, wherein the computer is connected with the sub module modules respectively through the main modem for forming a communication layer. The local area Internet-of-things has advantages of high economic performance and high effectiveness. The local area Internet-of-things can be used for a residential district, an office building, a hospital, a school and a block. According to the local area Internet-of-things, the electric line is utilized for communication; no specialized communication cable is required; and low construction, operation and maintenance cost is realized; furthermore the electrical equipment is not connected with Internet; the range is only limited to a specialized area for forming the network; and higher safety in use is realized.
Description
Technical field
The utility model relates to a kind of Internet of Things, particularly a kind of local Internet of Things.
Background technology
In the prior art, Internet of Things is mainly to utilize Internet technology, by object such as machinery equipment, household electrical appliance etc. is connected on the Internet by interfacing.There are some shortcomings in this Internet of Things: when 1, setting up, will lay special-purpose circuit; 2, the Internet is that the whole world is interconnected, and scope is too huge, the virus on internet, hacker, and the leak of software systems, backdoor programs etc. all can form safely impact to the use of machinery equipment, household electrical appliance in addition; 3, the cost of setting up is high, is difficult to promote.
Summary of the invention
The technical problems to be solved in the utility model is to provide a kind of local Internet of Things, without laying special-purpose circuit, uses safety, and cost is lower.
In order to solve the problems of the technologies described above, a kind of local Internet of Things of the present utility model, by physical layer and Communication Layer, formed, wherein physical layer comprises some electric equipments in parallel with power circuit, described power circuit is also connected with computer and primary modem, computer and the intercommunication of primary modem signal, described electric equipment is comprised of function element and sub-modulation /demodulation module, function element is connected with power circuit by sub-modulation /demodulation module, in sub-modulation /demodulation module, be also connected with transducer, its Computer connects to form Communication Layer with each sub-modulation /demodulation module respectively by primary modem.
Described primary modem comprises the first power circuit, the input of the first power circuit is connected with power circuit, its output is connected with respectively the first adapter circuit and first signal receives sending module, wherein the first adapter circuit and first signal receive sending module signal intercommunication, the first adapter circuit and the intercommunication of power circuit signal.
Described sub-modulation /demodulation module comprises second source circuit, the input of second source circuit is connected with power circuit, its output is connected with signal in turn and processes coding and decoding module, secondary signal reception sending module and the second adapter circuit, described signal is processed coding and decoding module and is connected with described transducer, function element respectively, wherein signal is processed coding and decoding module and the intercommunication of secondary signal reception sending module signal, secondary signal receives sending module and the second adapter circuit signal intercommunication, the second adapter circuit and the intercommunication of power circuit signal.
Described signal is processed between coding and decoding module and described function element and is connected with relay.
The beneficial effects of the utility model are: this local Internet of Things is a kind of very economical effective internet of things, and it can be for residential quarters, an office block, Yi Suo hospital, Yi Suo school, a block.This local Internet of Things utilizes power circuit communication, does not need to lay special-purpose communication cable, builds operation expense low, and electric equipment can not be connected on the Internet, and scope is only limited to the region that is specifically unified into network, uses safer.
Accompanying drawing explanation
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the structural representation of Communication Layer;
Fig. 3 is the syndeton schematic diagram of primary modem;
Fig. 4 is the syndeton schematic diagram of sub-modulation /demodulation module;
Fig. 5 is one of communication modes of local Internet of Things of the present utility model;
Fig. 6 be local Internet of Things of the present utility model communication modes two.
Embodiment
With reference to Fig. 1, Fig. 2, a kind of local Internet of Things of the present utility model, by physical layer and Communication Layer, formed, wherein physical layer comprises some electric equipments in parallel with power circuit 12, described power circuit 1 is also connected with computer 3 and primary modem 4, computer 3 and primary modem 4 signal intercommunications, described electric equipment 2 is comprised of function element 5 and sub-modulation /demodulation module 6, function element 5 is connected with power circuit 1 by sub-modulation /demodulation module 6, in sub-modulation /demodulation module 6, be also connected with transducer 7, its Computer 3 connects to form Communication Layer with each sub-modulation /demodulation module respectively by primary modem 4.This local Internet of Things is a kind of very economical effective internet of things, and it can be for residential quarters, an office block, Yi Suo hospital, Yi Suo school, a block.This local Internet of Things utilizes power circuit communication, does not need to lay special-purpose communication cable, builds operation expense low, and electric equipment can not be connected on the Internet, and scope is only limited to the region that is specifically unified into network, uses safer.For example, this local Internet of Things can be applied in the road lamp system of Yi Ge community, on each street lamp, load onto a sub-modulation /demodulation module, sub-modulation /demodulation module output signal is to relay, relay is controlled bulb again, sub-modulation /demodulation module can send to computer by the state of street lamp, such as lamp, opening or close, the state of lamp is normal or fault has occurred.If lamp breaks down, on computer, will show, can arrange maintenance personal to overhaul, can also to each street lamp, open or close control by computer, do not need as common, manually cut-off switch, and computer can be connected on any position of cell area, in any position, can control the street lamp of community.All these, do not need circuit to transform, and can adopt original power circuit, as long as just passable in same voltage transformer system, if different voltage transformer systems, an adapter is installed between can system just passable.Wherein, " function element ": refer to complete on equipment element or the parts of certain function, such as light-emitting component, heating wire, motor, display unit, indicator light etc." transducer ": refer on equipment element or parts for sensing apparatus state, such as: photodiode, sound inductor, pressure sensor, current detection circuit, voltage detecting circuit etc., all belong to ranges of sensors.
Wherein, with reference to Fig. 3, described primary modem 4 comprises the first power circuit 41, the input of the first power circuit 41 is connected with power circuit 1, its output is connected with respectively the first adapter circuit 42 and first signal receives sending module 43, wherein the first adapter circuit 42 and first signal receive sending module 43 signal intercommunications, the first adapter circuit 42 and power circuit 1 signal intercommunication.
With reference to Fig. 4, described sub-modulation /demodulation module 6 comprises second source circuit 61, the input of second source circuit 61 is connected with power circuit 1, its output is connected with signal in turn and processes coding and decoding module 62, secondary signal receives sending module 63 and the second adapter circuit 64, described signal process coding and decoding module 62 respectively with described transducer 7, function element 5 connects, wherein signal is processed coding and decoding module 62 and is received sending module 63 signal intercommunications with secondary signal, secondary signal receives sending module 63 and the second adapter circuit 64 signal intercommunications, the second adapter circuit 64 and power circuit 1 signal intercommunication.The electric equipment being connected on this local Internet of Things is divided into monitoring and controlling two states, can as required the electric equipment having only be monitored and not controlled, or not only monitor but also control.Electric equipment is only monitored and do not controlled, transducer on electric equipment transfers signals to sub-modulation /demodulation module, sub-modulation /demodulation module transfers signals to computer again, can understand at any time the state of electric equipment by computer, and computer does not have control signal to return.
When electric equipment had not only been monitored but also had been controlled, described signal is processed between coding and decoding module 62 and described function element 5 and is connected with relay 8, sub-modulation /demodulation module on computer and electric equipment realizes communication by power circuit, computer is transferred to sub-modulation /demodulation module by control signal, sub-modulation /demodulation module controls relay, relay is controlled corresponding electric equipment again.
Communication between sub-modulation /demodulation module on primary modem and electric equipment, by following two kinds of modes, undertaken: a) with frequency time-sharing format, primary modem and sub-modulation /demodulation module all adopt identical frequency, in the different time, send data or signal separately, all objects are all in reception information state at any time, as shown in Figure 5; B) frequency division time-sharing format, adopts multi-frequency to carry out communication in the different time, and the information flow-rate of the communication of this communication modes is large.Different sub-modulation /demodulation modules can adopt multi-frequency and primary modem communication, communication between so modulation /demodulation module just can phase mutual interference, can carry out communication with primary modem at any time, and do not need to wait for that other sub-modulation /demodulation modules are suspended and the communication of modulator-demodulator, as shown in Figure 6.
The foregoing is only preferential execution mode of the present utility model, as long as within the technical scheme that realizes the utility model object with basic identical means all belongs to protection range of the present utility model.
Claims (4)
1. a local Internet of Things, by physical layer and Communication Layer, formed, wherein physical layer comprises some electric equipments (2) in parallel with power circuit (1), it is characterized in that: described power circuit (1) is also connected with computer (3) and primary modem (4), computer (3) and primary modem (4) signal intercommunication, described electric equipment (2) is comprised of function element (5) and sub-modulation /demodulation module (6), function element (5) is connected with power circuit (1) by sub-modulation /demodulation module (6), in sub-modulation /demodulation module (6), be also connected with transducer (7), its Computer (3) connects to form Communication Layer with each sub-modulation /demodulation module respectively by primary modem (4).
2. local Internet of Things according to claim 1, it is characterized in that: described primary modem (4) comprises the first power circuit (41), the input of the first power circuit (41) is connected with power circuit (1), its output is connected with respectively the first adapter circuit (42) and first signal receives sending module (43), wherein the first adapter circuit (42) and first signal receive sending module (43) signal intercommunication, the first adapter circuit (42) and power circuit (1) signal intercommunication.
3. local Internet of Things according to claim 1 and 2, it is characterized in that: described sub-modulation /demodulation module (6) comprises second source circuit (61), the input of second source circuit (61) is connected with power circuit (1), its output is connected with signal in turn and processes coding and decoding module (62), secondary signal receives sending module (63) and the second adapter circuit (64), described signal process coding and decoding module (62) respectively with described transducer (7), function element (5) connects, wherein signal is processed coding and decoding module (62) and is received sending module (63) signal intercommunication with secondary signal, secondary signal receives sending module (63) and the second adapter circuit (64) signal intercommunication, the second adapter circuit (64) and power circuit (1) signal intercommunication.
4. local Internet of Things according to claim 3, is characterized in that: described signal is processed between coding and decoding module (62) and described function element (5) and is connected with relay (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320661976.4U CN203574671U (en) | 2013-10-25 | 2013-10-25 | Local area Internet-of-things |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320661976.4U CN203574671U (en) | 2013-10-25 | 2013-10-25 | Local area Internet-of-things |
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| Publication Number | Publication Date |
|---|---|
| CN203574671U true CN203574671U (en) | 2014-04-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320661976.4U Expired - Fee Related CN203574671U (en) | 2013-10-25 | 2013-10-25 | Local area Internet-of-things |
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| Country | Link |
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| CN (1) | CN203574671U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103580965A (en) * | 2013-10-25 | 2014-02-12 | 赵怀方 | Local area internet of things |
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2013
- 2013-10-25 CN CN201320661976.4U patent/CN203574671U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103580965A (en) * | 2013-10-25 | 2014-02-12 | 赵怀方 | Local area internet of things |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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: 20140430 Termination date: 20171025 |
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| CF01 | Termination of patent right due to non-payment of annual fee |