CN109298246A - A kind of distribution initiating method of capacitance detecting device - Google Patents
A kind of distribution initiating method of capacitance detecting device Download PDFInfo
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- CN109298246A CN109298246A CN201811071216.1A CN201811071216A CN109298246A CN 109298246 A CN109298246 A CN 109298246A CN 201811071216 A CN201811071216 A CN 201811071216A CN 109298246 A CN109298246 A CN 109298246A
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- distribution
- capacitance
- detection module
- end node
- state
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R27/00—Arrangements for measuring resistance, reactance, impedance, or electric characteristics derived therefrom
- G01R27/02—Measuring real or complex resistance, reactance, impedance, or other two-pole characteristics derived therefrom, e.g. time constant
- G01R27/26—Measuring inductance or capacitance; Measuring quality factor, e.g. by using the resonance method; Measuring loss factor; Measuring dielectric constants ; Measuring impedance or related variables
- G01R27/2605—Measuring capacitance
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W84/00—Network topologies
- H04W84/18—Self-organising networks, e.g. ad-hoc networks or sensor networks
Abstract
The invention discloses a kind of distribution initiating methods of capacitance detecting device, wherein capacitance detecting device includes the central node and capacitance detector connected to each other by wireless signal；Capacitance detector includes shell and the inner cavity for being installed in shell and the power supply being electrically connected to each other, electric conductor, detection module and end node；Wherein power supply is used to power for detection module and end node；Detection module such as detects that capacitance reaches first threshold by a reference value variation and the lasting second phase generates distribution and instructs and be sent to end node in first period after power supply electrifying for detecting electric conductor in the capacitance variation generated in detection direction by media variations；End node initiates the distribution request to central node after receiving distribution instruction, to realize that wireless signal connects.Above technical scheme can realize human-computer interaction by the build-in function of capacitance detector, and initiate distribution in the case where capacitance detecting device can not carry out human-computer interaction by button, touch screen.
Description
Technical field
The present invention relates to wireless network distribution fields, and in particular to a kind of distribution initiating method of capacitance detecting device.
Background technique
In the prior art, capacitance detector is widely applied to the field of detection media variations, for example, public in the prior art
It has opened one kind to be installed in electric cooker, the capacitance detector whether being cooked for detecting meal, capacitance detector can also be used to detect
Ground spilling water.A part of capacitance detecting device in the prior art due to detect environment complexity, for sealing waterproof the considerations of,
Button can not be installed, and it is excessively high to use touch screen to carry out human-computer interaction cost.And with the development of technology of Internet of things, capacitor inspection
It surveys device to need to report testing result to Internet of Things central node, this just needs capacitance detector that can initiate distribution.And due to portion
Divide capacitance detector that button or touch screen can not be installed, how allows for by completely new man-machine interaction mode realization capacitance detecting
Device, which initiates distribution, becomes the technical issues that need to address.
Summary of the invention
It is an object of the invention to overcome the problems, such as drawbacks described above present in background technique or, a kind of capacitance detecting dress is provided
The distribution initiating method set can pass through capacitance detecting in the case where that can not carry out human-computer interaction by button, touch screen
The build-in function of device realizes human-computer interaction, and initiates distribution.
To reach above-mentioned purpose, the present invention adopts the following technical scheme:
First technical solution is related to a kind of distribution initiating method of capacitance detecting device, wherein the capacitance detecting dress
Set central node and capacitance detector including connecting to each other by wireless signal；The capacitance detector include shell and
Power supply, electric conductor, detection module and the end node for being installed in the inner cavity of shell and being electrically connected to each other；The power supply is for being
Detection module and end node power supply；The detection module is generating in detection direction because of media variations for detecting electric conductor
Capacitance variation, such as detected in first period after power supply electrifying capacitance by a reference value variation reach first threshold and
Continue the second phase i.e. generation distribution to instruct and be sent to end node；The end node is initiated in after receiving distribution instruction
The distribution of heart node is requested, with the wireless signal connection between realization and central node.
Second technical solution is based on the first technical solution, wherein the end node is Zigbee end node；It is described
Central node be Zigbee central node；The wireless signal is connected as the connection of Zigbee signal.
Third technical solution is based on the first technical solution, wherein by power supply of reloading, and after loading power supply
The capacitance variation that media variations in the outer detection direction of control shell detect detection module reaches first threshold and continues
The second phase.
4th technical solution is based on the first, second or third technical solution, wherein the capacitance detector is used for
Detect spilling water；The shell includes housing, pedestal and lid；The housing and pedestal is tightly connected and cooperatively forms described
Inner cavity；The pedestal includes pedestal, receptacle；The pedestal is fixedly connected or is linked together with receptacle, the receptacle
Extend outwardly along pedestal periphery and away from pedestal bottom surface certain altitude；The pedestal or housing is equipped with the electricity for loading power supply
Source mounting hole, the lid are removably tightly connected with the power supply mounting hole；The electric conductor is supported by receptacle
And vacantly it is installed in the position away from pedestal bottom surface certain altitude；The detection module is for detecting the variation of electric conductor lower dielectric
And generate capacitance variation, detection module after power supply electrifying i.e. set oneself state to " wait match net state ", and into
Enter and such as detects that capacitance reaches first threshold and the lasting second phase by a reference value variation in first period after with net state
Generate distribution instruction.
5th technical solution is based on the 4th technical solution, wherein end node first phase such as after power supply electrifying
It is interior not to be connected to distribution instruction, i.e., it handles as follows: pressing the parameter of distribution if the end node such as distribution before power down certainly
Dynamic connection central node networks；It is failure to actuate if end node such as distribution non-before power down.
6th technical solution is based on the 5th technical solution, wherein the capacitance detecting device further includes and centromere
The valve control and electromotive intake valve of point electrical connection；The capacitance detector further includes alarm, the alarm and institute
The detection module electrical connection and the control alarm of examined module stated；The detection module is under to net state such as confirmation distribution
It has been completed that, oneself state is revised as " connected state "；Oneself state is revised as " not if confirming that distribution does not complete
Connected state "；Under unconnected state, detection module such as detects that capacitance reaches second threshold by a reference value variation and continues the
Alarm equipment alarm is controlled during three；Under connected state, detection module such as detects that capacitance reaches the by a reference value variation
Spilling water signal is generated during two threshold values and lasting third and is sent to end node；The end node is also used to spilling water signal
It is sent to central node；The central node is transmitted to valve control after receiving spilling water signal；The valve control exists
Control electromotive intake valve is closed after receiving spilling water signal.
7th technical solution is based on the 6th technical solution, wherein the end node is networked every self-test between the fourth phase
State, and according to whether establishing networking with central node sends " end node has been networked " signal or " end node to detection module
Failed cluster " signal；The detection module has confirmed distribution if networking signals to under net state, as received end node
It completes and oneself state is revised as connected state.
8th technical solution is based on the 7th technical solution, wherein the detection module is under to net state, such as
Meet the condition for having been sent from distribution instruction, then judgement issues the number that distribution instructs after receiving end node failed cluster signal
The number for whether reaching artificial settings confirms that distribution does not complete if the number for having reached artificial settings and modifies oneself state
For unconnected state；Generate distribution instruction again if the number being not up to manually set.
9th technical solution is based on the 8th technical solution, wherein the detection module enter after with after net state
First period as do not issued distribution instruction, then confirms that distribution does not complete and is revised as oneself state not after first period expires
Connected state；The detection module is under unconnected state, and such as receiving end node, networking signals modify oneself state
For connected state.
Tenth technical solution is based on the 4th technical solution, wherein the first threshold is set as manpower and touches receptacle
The difference between capacitance and a reference value when bottom surface.
11st technical solution is based on the 6th technical solution, wherein the second threshold is set as water and covers pedestal
The difference between capacitance and a reference value when bottom surface intelligent is setting height.
12nd technical solution is based on the 6th technical solution, wherein the electric conductor include it is opposite across pedestal and
If the first conductive bar and the second conductive bar；The detection module such as detects in first period into after with net state
The capacitance of any conductive bar reaches first threshold by a reference value variation and continues second in first conductive bar or the second conductive bar
Period generates distribution instruction；The detection module under unconnected state, such as detect the first conductive bar capacitance and
The capacitance of second conductive bar controls alarm equipment alarm during reaching second threshold and lasting third by a reference value variation；Institute
The detection module stated under connected state, such as detect the first conductive bar capacitance and the second conductive bar capacitance by
A reference value variation generates spilling water signal and is sent to end node during reaching second threshold and continuing third.
By the above-mentioned description of this invention it is found that compared with the existing technology, have following of the present invention the utility model has the advantages that
1, in the first technical solution, capacitance detector is by during certain after particular event (after power supply electrifying
First period in) using capacitance variation detection function possessed by itself, to receive the variation of medium in detection direction,
To realize human-computer interaction, and it is thus achieved that distribution is not initiated by button or touch screen.Simultaneously as its utilize only
Certain period after particular event, therefore the initiation of distribution nor affects on the capacitance variation detection function after this period and returns to just
In normal detection working condition.
2, in the second technical solution, the connection of Zigbee signal is common Internet of Things wireless signal connection type, is used
The connection of Zigbee signal is conducive to utilize well known protocol realization technical solution.
It 3,, can be without opening by the media variations in detection direction outside control shell in third technical solution
In the case where shell, human-computer interaction is realized by control media variations.
4, in the 4th technical solution, since capacitance detector is for detecting spilling water, can not objectively install and press
The man-machine interaction modes such as button, and its specific structure and target, further define direction and the requirement of media variations.
5, in the 5th technical solution, the processing side how to network to the capacitance detector for having completed distribution is increased
Formula, i.e., specific behavior, which does not occur, for certain after particular event during then can connect automatically centromere by the parameter of distribution
Point networks.Be conducive to normally replace unnecessary human-computer interaction when power supply in this way.
6, in the 6th technical solution, only by networking, just it is able to achieve the transmission of spilling water signal and based on spilling water signal
Control to valve；And when networking is not implemented, then it can be realized and be reminded by alarm, but depend on people, can not carried out automatically
Effective control.Therefore, this makes capacitance detecting device realize the switching between three kinds of states, the first is netted wait match
State initiates distribution after detecting particular medium variation；Second is unconnected state, is detecting particular medium variation
After control alarm equipment alarm；The third is that connected state has been able to by wireless telecommunications after detecting particular medium variation
It is cut off and is intake by valve control, further lost to avoid as caused by spilling water, to realize automatic control.Therefore,
Six technical solutions essentially provide the working mechanism under unconnected state.
7, it in the 7th technical solution, by the self-test of end node, realizes from wait match net state to connected state
Conversion.
8, it in the 8th technical solution, by the self-test of end node and the control to distribution instruction number is generated, realizes
Distribution initiate after from wait match conversion of the net state to unconnected state, while also avoiding causing because of accidentalia distribution can not be at
The case where function, avoids the interference of accidentalia as far as possible by multiple distribution.
9, in the case where in the 9th technical solution by the way that particular medium variation is not detected in being limited to first period
Processing, realize in the case that distribution is never initiated from wait match conversion of the net state to unconnected state, due in the 5th technology
It has been specified that, end node can network automatically in this case in scheme, therefore, after carrying out unconnected state, if networked,
Then the conversion from unconnected state to connected state can be realized by the self-test of end node.
10, in the tenth technical solution, further more clearly define that the mode of distribution is realized in human-computer interaction.
11, it in the 11st technical solution, furthermore presents under the capacitance detector working condition for spilling water detection
Detect the mode of medium.
12, in the 12nd technical solution, by be arranged two conductive bars, so as to avoid in spilling water detection process because
Spilling water lead to media variations under single-sided conductive item and caused by wrong report, the rate of false alarm decline for detecting spilling water, simultaneously as
To also reduce the threshold of human-computer interaction, keep away with only needing media variations under any one conductive bar that can initiate distribution under net state
Exempt under the premise of reducing rate of false alarm, has returned human-computer interaction initiation distribution more difficult.
Detailed description of the invention
In order to illustrate the technical solution of the embodiments of the present invention more clearly, below to needed in embodiment description
Attached drawing is briefly described, it should be apparent that, drawings in the following description are some embodiments of the invention, for this field
For those of ordinary skill, without creative efforts, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is the perspective view of capacitance detector in the present embodiment；
Fig. 2 is the diagrammatic view of capacitance detector in the present embodiment；
Fig. 3 is the structure chart of capacitance detector in the present embodiment；
Fig. 4 is the assembling schematic diagram of central node, valve control and electromotive intake valve in the present embodiment.
Main appended drawing reference explanation:
Capacitance detector 100, housing 1, indicator light 2, the first sealing ring 3, the second sealing ring 4, electric conductor 5, first is conductive
Item 51, the second conductive bar 52, end node 6, detection module 7, pedestal 8, receptacle 81, pedestal 82, power supply 9, third sealing ring 10, lid
Body 11；Central node 200；Valve control 300；Electromotive intake valve 400.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description.Obviously, described embodiment is the preferred embodiment of the present invention, and is not to be seen as the row to other embodiments
It removes.Based on the embodiment of the present invention, those skilled in the art are obtained all under the premise of not making creative work
Other embodiments shall fall within the protection scope of the present invention.
In claims of the present invention, specification and above-mentioned attached drawing, unless otherwise specifically limited, such as using term " the
One ", " second " or " third " etc. are provided to distinguish different objects, be not use to describe a particular order.
In claims of the present invention, specification and above-mentioned attached drawing, unless otherwise specifically limited, for the noun of locality, such as
Using term " center ", " transverse direction ", " longitudinal direction ", "horizontal", " vertical ", "top", "bottom", "inner", "outside", "upper", "lower",
The indicating positions such as "front", "rear", "left", "right", " clockwise ", " counterclockwise " or positional relationship are orientation based on the figure
And positional relationship, and be merely for convenience of the narration present invention and simplify description, rather than the device or member of indication or suggestion meaning
Part must have a particular orientation or be constructed and operated in a specific orientation, so can not be interpreted as limiting of the invention specific
Protection scope.
In claims of the present invention, specification and above-mentioned attached drawing, unless otherwise specifically limited, such as using term " Gu
Connect " or " being fixedly connected ", it should broadly understood, i.e., between the two without any connection side of displacement relation and relative rotation relationship
Formula, that is to say, that including be unremovably fixedly connected with, be removably secured connection, be linked together and by other devices or
Element is fixedly connected.
In claims of the present invention, specification and above-mentioned attached drawing, such as using term " includes ", " having " and they
Deformation, it is intended that " including but not limited to ".
In the present embodiment, capacitance detecting device is for detecting spilling water, including capacitance detector 100, central node 200, valve
Controller 300 and electromotive intake valve 400.Certainly, in other kinds of capacitance detecting device, it is only necessary to capacitance detector 100
It may achieve target with central node 200, it is upper the same with the present embodiment in distribution initiation, it is only more simple.
As shown in Figure 1 to Figure 3, in the present embodiment, capacitance detector 100 is for detecting spilling water；It include shell, power supply 9,
Electric conductor 5, indicator light 2, detection module 7 and end node 6 as alarm.
Wherein, shell includes housing 1, pedestal 8 and lid 11；Housing 1 and pedestal 8 are close by the first sealing ring 3 and second
Seal 4 is tightly connected in a manner of labyrinth seal, and is fitted to each other and to be formed inner cavity.Pedestal 8 includes pedestal 82 and receptacle 81, pedestal
82 are fixedly connected or are linked together with receptacle 81, and receptacle 81 extends outwardly along the periphery of pedestal 82 and bottom surface away from pedestal 82 is certain
Highly.The power supply mounting hole for loading power supply 9 is equipped on pedestal 82, certainly, power supply mounting hole can also be set to housing 1
On.Lid 11 is removably tightly connected with power supply mounting hole, and specifically lid 11 is equipped with third sealing ring 10, lid
11 is detachably connected with power supply mounting hole by being spirally connected.
Power supply 9, electric conductor 5, indicator light 2, detection module 7 and end node are electrically connected, wherein power supply 9, detection module 7,
Electric conductor 5 and end node 6 are set in inner cavity, and indicator light 2 is set on housing 1.
Power supply 9 is used to power for detection module 7, end node 6 and indicator light 2, is in the present embodiment lithium battery, can also
It is dry cell, can be loaded by power supply mounting hole.
Electric conductor 5 is supported by receptacle 81 and is vacantly installed in the position away from 10 bottom surface certain altitude of pedestal.In the present embodiment
Electric conductor 5 includes opposite and spaced first conductive bar 51 and the second electric conductor 52 across pedestal 82 to each other.
Indicator light 2 as alarm is controlled by detection module 7, have extinguishing, green light flashing, green light is always on, red light dodges
Bright, red light is always on five kinds of states.Certainly, alarm can also use and be set to chamber to interior buzzer.
Detection module 7 is used to detect the capacitance variation of the variation of 5 lower dielectric of electric conductor and generation.In the present embodiment,
It can set or modify oneself state, its own state can be divided into three kinds, and one is " wait match net state " (green light flashing at this time)；
Secondly being " unconnected state " (red light is always at this time)；Thirdly being " connected state " (green light is always at this time).It is powered in power supply 9
Afterwards, detection module 7 automatically sets oneself state to " wait match net state ", and is entering first period (this after with net state
In embodiment be 10 seconds) in such as detect the capacitance of any conductive bar in the first conductive bar 51 or the second conductive bar 52 by benchmark
Value variation reaches first threshold and the lasting second phase (being 5 seconds in the present embodiment) generates distribution and instructs and be sent to end node
6.Oneself state, if confirmation distribution has been completed, is revised as " connected state " under to net state by detection module 7；Such as
Confirmation distribution, which does not complete, is then revised as " unconnected state " for oneself state.Specifically: detection module 7 is under to net state
End node as received end node transmission has confirmed that distribution has been completed if networking signals, and oneself state is revised as shape of having networked
State；Another situation is that detection module 7 under to net state, the condition of distribution instruction was had been sent from as met, then was being received
Judge whether the number for issuing distribution instruction reaches the number of artificial settings and (be in the present embodiment after to end node failed cluster signal
3 times), confirm that distribution does not complete if the number for having reached artificial settings and oneself state is revised as unconnected state；As not
The number for reaching artificial settings then generates distribution instruction again.Detection module 7 enter after with after net state first period such as
Distribution instruction is not issued, then confirms that distribution does not complete and oneself state is revised as unconnected state after first period expires.
Detection module 7 is under unconnected state, and such as receiving end node, oneself state is revised as connected state by networking signals.Not
Under connected state, detection module 7 such as detect the first conductive bar 51 capacitance and the second conductive bar 52 capacitance by base
I.e. control instructions lamp 2 is alarmed during quasi- value variation reaches second threshold and continues third, specifically 2 red light of control instructions lamp
Flashing.Under connected state, detection module 7 such as detects the capacitance of the first conductive bar 51 and the capacitance of the second conductive bar 52
Spilling water signal is generated during being reached second threshold by a reference value variation and continued third and is sent to end node 6.This implementation
Example in, by be arranged two conductive bars, so as to avoid in spilling water detection process because spilling water causes to be situated between under single-sided conductive body
Qualitative change and caused by report by mistake, the rate of false alarm decline for detecting spilling water, simultaneously as to only any one being needed to lead under net state
Media variations can initiate distribution under electric item, also reduce the threshold of human-computer interaction, avoid under the premise of reducing rate of false alarm,
Return human-computer interaction initiation distribution more difficult.
In the present embodiment, we by first threshold be set as manpower touch 81 bottom surface of receptacle when capacitance and a reference value it
Between difference.We by second threshold be set as water cover 82 bottom surface intelligent of pedestal be setting height when capacitance and a reference value
Between difference.
End node 6 in the present embodiment is Zigbee end node, every (30 seconds) self-test connected state between the fourth phase, and
According to whether having established with central node 200, networking sends " end node has been networked " signal to detection module 6 or " end node does not join
Net " signal.End node 6 receive distribution instruction after initiate to central node distribution request, with realize with central node 200 it
Between Zigbee signal connection.End node 6 is also sent to central node 200 after receiving spilling water signal.End node is such as in electricity
Source 9, which powers on, is not connected to distribution instruction in rear first period (10 seconds), i.e., handles as follows: end node 6 such as before power down
The parameter that distribution is then pressed in distribution connects the networking of central node 200 automatically；It is failure to actuate if end node 6 such as distribution non-before power down.
Central node 200 in the present embodiment is Zigbee central node, and passes through the connection of Zigbee signal and end node 6
Communication.Central node 200 is equipped with button, after pressing lower button, 6 distribution of end node is allowed to be added.Central node 200 is for responding
The distribution of end node 6 is requested, and central node 200 is also used to the spilling water signal that end node 6 is sent being transmitted to valve control 300.
Valve control 300 controls the closing of electromotive intake valve 400 after receiving spilling water signal.
Electromotive intake valve 400, which is installed in, registers one's residence on water inlet pipe, is controlled by valve control 300, to open and close water inlet pipe of registering one's residence.
Valve control 300 and electromotive intake valve 400 can be using the Chinese patent application CN107893909A as announced
In safe water monitor.
Specifically, as follows using the method that above-mentioned capacitance detecting device initiates distribution:
Step 1: pressing the button of central node 200, makes central node 200 that 6 distribution of end node be allowed to be added；
Step 2: opening the lid 11 of capacitance detector, loads power supply 9 by power supply mounting hole；
Step 3: detection module 7 immediately sets oneself state to wait match net state after power supply 9 powers on, and controls and refer to
Show that 2 green light of lamp flashes；
Step 4: within the first period (10 seconds) for installing power supply 9, continue at least the with the bottom surface that hand touches receptacle 81
During two (5 seconds), detection module 7 is made to issue distribution instruction to end node 6；
Step 5: end node 6 is connected to after distribution instruction and initiates distribution request to central node 200；
Step 6: for end node 6 every (30 seconds) self-test connected state between the fourth phase, detection module 7 such as receives the hair of end node 7
The end node sent networking signals, then be revised as connected state for oneself state, and 2 green light of control instructions lamp is always on；Detection
Module 7 such as receives the end node failed cluster signal of the transmission of end node 7, then judges whether the number for issuing distribution instruction reaches artificial
The number (3 times) of setting confirms that distribution does not complete and oneself state is revised as unconnected state if having reached 3 times, and
2 red light of control instructions lamp is always on；It generates distribution instruction again if not up to 3 times and is sent to end node 6.
Be not necessarily to distribution if it is normal replacement power supply 9, then it only need to be within the first period (10 seconds) for installing power supply 9, no
Make any movement, after first period expires, oneself state is revised as unconnected state, and control instructions lamp 2 by detection module 7
Red light is always on；And after first period expires, the parameter that distribution is pressed if the end node 6 such as distribution before power down connects center automatically
Node 200 networks, and to 7 sender node of detection module, networking signals, detection module 7 are receiving end node after self-test
Oneself state is revised as connected state after networking signals, and 2 green light of control instructions lamp is always on；After first period expires,
It is failure to actuate if end node 6 such as distribution non-before power down.
The technical solution disclosed through the invention, in conjunction with the present embodiment, those skilled in the art can solve capacitor inspection
Device is surveyed in the case where human-computer interaction can not be carried out by button, touch screen, people is realized by the build-in function of capacitance detector
Machine interaction, and initiate the technical assignment of distribution.
The description of description above and embodiment is used to explain the present invention protection scope, but does not constitute and protect to the present invention
Protect the restriction of range.Through the invention or the enlightenment of above-described embodiment, those of ordinary skill in the art combine common knowledge, ability
The ordinary technical knowledge and/or the prior art in domain, it is available right by logical analysis, reasoning or limited test
Modification, equivalent replacement or the other improvements of the embodiment of the present invention or in which a part of technical characteristic, should be included in of the invention
Within protection scope.
Claims (12)
1. a kind of distribution initiating method of capacitance detecting device, it is characterised in that:
The capacitance detecting device includes the central node and capacitance detector connected to each other by wireless signal；
The capacitance detector includes shell and the inner cavity for being installed in shell and the power supply being electrically connected to each other, electric conductor, inspection
Survey module and end node；
The power supply is used to power for detection module and end node；
The detection module for detecting electric conductor in the capacitance variation generated in detection direction by media variations,
Such as detect that capacitance reaches first threshold by a reference value variation and the lasting second phase gives birth to after power supply electrifying in first period
It is instructed at distribution and is sent to end node；
The end node initiates the distribution request to central node after receiving distribution instruction, between realization and central node
Wireless signal connection.
2. a kind of distribution initiating method of capacitance detecting device as described in claim 1, it is characterised in that:
The end node is Zigbee end node；The central node is Zigbee central node；The wireless signal
It is connected as the connection of Zigbee signal.
3. a kind of distribution initiating method of capacitance detecting device as described in claim 1, it is characterised in that:
By power supply of reloading, and the media variations after loading power supply outside control shell in detection direction examine detection module
The capacitance variation measured reaches first threshold and the lasting second phase.
4. a kind of distribution initiating method of capacitance detecting device as claimed in claim 1,2 or 3, it is characterised in that:
The capacitance detector is for detecting spilling water；
The shell includes housing, pedestal and lid；The housing and pedestal is tightly connected and cooperatively forms described interior
Chamber；
The pedestal includes pedestal, receptacle；The pedestal is fixedly connected or is linked together with receptacle, and the receptacle is along seat
Body periphery extends outwardly and away from pedestal bottom surface certain altitude；The pedestal or housing, which is equipped with the power supply for loading power supply, pacifies
Hole is filled, the lid is removably tightly connected with the power supply mounting hole；
The electric conductor is supported by receptacle and is vacantly installed in the position away from pedestal bottom surface certain altitude；
The detection module is used to detect the capacitance variation of the variation of electric conductor lower dielectric and generation, and detection module is in power supply
It sets oneself state to " wait match net state " after powering on, and such as detects electricity in first period after with net state entering
Capacitance reaches first threshold by a reference value variation and the lasting second phase generates distribution instruction.
5. a kind of distribution initiating method of capacitance detecting device as claimed in claim 4, it is characterised in that:
The end node is not connected to distribution instruction such as after power supply electrifying in first period, i.e., handle as follows: end segment
The parameter that point presses distribution if the distribution before power down connects central node networking automatically；End node non-distribution such as before power down
Then it is failure to actuate.
6. a kind of distribution initiating method of capacitance detecting device as claimed in claim 5, it is characterised in that:
The capacitance detecting device further includes the valve control and electromotive intake valve being electrically connected with central node；
The capacitance detector further includes alarm, and the alarm is electrically connected with the detection module and examined mould
Block control alarm；
The detection module under to net state as confirmed, completed by distribution, and oneself state is revised as " shape of having networked
State "；Oneself state is revised as " unconnected state " if confirming that distribution does not complete；
Under unconnected state, during detection module such as detects that capacitance is reached second threshold and continued third by a reference value variation
Control alarm equipment alarm；
Under connected state, during detection module such as detects that capacitance is reached second threshold and continued third by a reference value variation
It generates spilling water signal and is sent to end node；
The end node is also used to spilling water signal being sent to central node；
The central node is transmitted to valve control after receiving spilling water signal；
The valve control controls electromotive intake valve closing after receiving spilling water signal.
7. a kind of distribution initiating method of capacitance detecting device as claimed in claim 6, it is characterised in that:
The end node according to whether has established networking to detection every self-test connected state between the fourth phase with central node
Module sends " end node has been networked " signal or " end node failed cluster " signal；
The detection module has confirmed that distribution has been completed and will if networking signals to under net state, as received end node
Oneself state is revised as connected state.
8. a kind of distribution initiating method of capacitance detecting device as claimed in claim 7, it is characterised in that:
The detection module had been sent from the condition of distribution instruction as met, is then receiving end segment under to net state
Judge whether the number for issuing distribution instruction reaches the number of artificial settings after point failed cluster signal, such as has reached artificial settings
Number then confirm that distribution does not complete oneself state be revised as unconnected state；If the number being not up to manually set again
Generate distribution instruction.
9. a kind of distribution initiating method of capacitance detecting device as claimed in claim 7, it is characterised in that:
The detection module enters after with net state in first period as do not issued distribution instruction, after first period expires
Then confirm that distribution does not complete and oneself state is revised as unconnected state；
The detection module is under unconnected state, and such as receiving end node, oneself state is revised as having joined by networking signals
Net state.
10. a kind of distribution initiating method of capacitance detecting device as claimed in claim 4, it is characterised in that: described first
Threshold value be set as manpower touch receptacle bottom surface when capacitance and a reference value between difference.
11. a kind of distribution initiating method of capacitance detecting device as claimed in claim 6, it is characterised in that: described second
Threshold value be set as water cover pedestal bottom surface intelligent be setting height when capacitance and a reference value between difference.
12. a kind of distribution initiating method of capacitance detecting device as described in claim 6 or 10, it is characterised in that: described
Electric conductor includes across the first conductive bar and the second conductive bar that pedestal is opposite to be set；
The detection module is such as detecting the first conductive bar or the second conductive bar in first period into after with net state
In any conductive bar capacitance by a reference value variation reach first threshold and continue the second phase generate distribution instruct；
The detection module such as detects the capacitance of the first conductive bar and the capacitor of the second conductive bar under unconnected state
Value controls alarm equipment alarm during reaching second threshold and lasting third by a reference value variation；
The detection module such as detects the capacitance of the first conductive bar and the capacitor of the second conductive bar under connected state
Value generates spilling water signal and is sent to end node during being reached second threshold by a reference value variation and continued third.
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