CN107640470A - Solar environment friendly type litter-bin - Google Patents
Solar environment friendly type litter-bin Download PDFInfo
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- CN107640470A CN107640470A CN201711052899.1A CN201711052899A CN107640470A CN 107640470 A CN107640470 A CN 107640470A CN 201711052899 A CN201711052899 A CN 201711052899A CN 107640470 A CN107640470 A CN 107640470A
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- litter
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65F—GATHERING OR REMOVAL OF DOMESTIC OR LIKE REFUSE
- B65F1/00—Refuse receptacles; Accessories therefor
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01G—WEIGHING
- G01G23/00—Auxiliary devices for weighing apparatus
- G01G23/18—Indicating devices, e.g. for remote indication; Recording devices; Scales, e.g. graduated
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
- G01V8/00—Prospecting or detecting by optical means
- G01V8/10—Detecting, e.g. by using light barriers
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65F—GATHERING OR REMOVAL OF DOMESTIC OR LIKE REFUSE
- B65F2210/00—Equipment of refuse receptacles
- B65F2210/168—Sensing means
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65F—GATHERING OR REMOVAL OF DOMESTIC OR LIKE REFUSE
- B65F2210/00—Equipment of refuse receptacles
- B65F2210/184—Weighing means
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/10—Waste collection, transportation, transfer or storage, e.g. segregated refuse collecting, electric or hybrid propulsion
Abstract
The present invention relates to a kind of solar environment friendly type litter-bin, including carriage drive equipment, human body detecting device, infrared detection equipment, weight rate detection device and Ling Yang SPCE061A chips, Ling Yang SPCE061A chips respectively with carriage drive equipment, human body detecting device, infrared detection equipment, weight rate detection device connects, determine whether to start human body detecting device and infrared detection equipment for the output based on weight rate detection device, it is additionally operable to the output based on human body detecting device and infrared detection equipment and determines whether that the transmission of carriage drive equipment falls trigger signal to stretch out and hold up the bracket main body positioned at litter-bin lower position.By means of the invention it is possible to improve the security level of department of acupuncture and moxibustion medical care equipment.
Description
The present invention be Application No. 201610347224.9, the applying date be May 24, the entitled " sun in 2016
The divisional application of the patent of energy environment-friendly type litter-bin ".
Technical field
The present invention relates to field of environment protection equipment, more particularly to a kind of solar environment friendly type litter-bin.
Background technology
With global industry and the development of urbanization, warp-wise people have beaten alarm bell to environmental problem, and all polycyclic
In the problem of border, the collection facility of municipal refuse often can most represent the image of city or even country, also tend to easily become one
City or even " this heel of Ah noise made in coughing or vomiting's coloured glaze " of country.
At present, the public facility of keeping a public place clean in domestic city is perfect not enough, and equipment is relatively outmoded and function is single, with urbanization
The process of continuous development, the function of existing cleaning device can not meet the needs of existing high stream of people, networking and informationization.
The content of the invention
According to an aspect of the present invention, there is provided a kind of solar environment friendly type litter-bin, the litter-bin drive including bracket
Dynamic equipment, human body detecting device, infrared detection equipment, weight rate detection device and Ling Yang SPCE061A chips, Ling Yang
SPCE061A chips respectively with carriage drive equipment, human body detecting device, infrared detection equipment, weight rate detection device
Connection, determine whether that starting human body detecting device and infrared detection sets for the output based on weight rate detection device
It is standby, it is additionally operable to the output based on human body detecting device and infrared detection equipment and determines whether that the transmission of carriage drive equipment is fallen
Trigger signal is to stretch out and hold up the bracket main body positioned at litter-bin lower position.
More specifically, in the solar environment friendly type litter-bin, including：Carriage drive equipment, with Ling Yang SPCE061A
Chip connect, for receive fall trigger signal when, control hold up structure and stretch out structural union realizes bracket main body
Stretch out and hold up operation；Stretch out structure, positioned at litter-bin lower position, be connected with carriage drive equipment, for by bracket main body from
Litter-bin lower position protrudes horizontally up litter-bin side, and sends end after stretching and stretch out signal；Hold up structure, position
In litter-bin lower position, respectively with carriage drive equipment and stretching out structure and be connected, for receive terminate stretching signal when,
Bracket main body is risen into default hold up highly；Bracket main body, respectively with stretch out structure and hold up structure be connected, normality for positioned at
Litter-bin lower position, protected for the human body that fallen when in stretching picking-up state to litter-bin；Weight rate is examined
Measurement equipment, positioned at box body downside position of keeping a public place clean, including weight detector and timer, weight detector is used to detect in real time
The load weight kept a public place clean on box body, the output of output and timer of the weight rate detection device based on weight detector are true
Surely the load weight rate of change kept a public place clean on box body, when load weight rate of change is more than default rate of change, weight change is sent
Pre-warning signal, when load weight rate of change is less than or equal to default rate of change, send weight change normal signal；CCD sensings are set
It is standby, positioned at the side for box body of keeping a public place clean, shot backwards to litter-bin side with horizontal shooting direction to obtain high definition side image；It is empty
Area image strengthens equipment, be connected with CCD sensing equipments to receive high definition side image, including the sub- equipment of direct greyscale transformation and directly
Side's figure corrects sub- equipment, and the direct sub- equipment of greyscale transformation is connected with CCD sensing equipments, direct for being performed to high definition side image
To obtain the first enhancing image, the sub- equipment of histogram modification is connected, is used for greyscale transform process with the sub- equipment of direct greyscale transformation
The first enhancing image is received, and histogram modification processing is performed to obtain the second enhancing image to the first enhancing image, wherein, directly
Connect greyscale transform process and computing is carried out to each pixel value of high definition side image using logarithmic function, will be each after computing
Individual the first enhancing of pixel value composition image, histogram modification processing change the first enhancing image by changing the shape of histogram
Gray scale be laid out to strengthen the first enhancing image, obtain the second enhancing image；Wiener filtering equipment, strengthen equipment with spatial domain picture
The connection of histogram modification sub- equipment, perform the first filtering process for receiving the second enhancing image, and to the second enhancing image
To obtain the first filtering image, wherein the first filtering process is used for the mean square error for causing the first filtering image and the second enhancing image
It is poor minimum to remove speckle noise and white noise in the second enhancing image；Modified medium filtering equipment, sets with Wiener filtering
Standby connection is made an uproar with obtaining the first filtering image, including the sub- equipment of the sub- equipment of noise measuring, module selection and the sub- equipment of filtering process
The sub- equipment of sound detection is connected with Wiener filtering equipment, is analyzed by the gray value of the pixel to the first filtering image with true
The distribution radius in each fixed noise profile region, and using the maximum in the distribution radius in each noise profile region as most
Big distribution radius output, module select sub- equipment to be connected with the sub- equipment of noise measuring, are maximally distributed radius for receiving, and be based on
Be maximally distributed radius selection carry out medium filtering filtration module, the sub- equipment of filtering process respectively with Wiener filtering equipment and module
Sub- equipment is selected to connect, for carrying out median filter process to the first filtering image based on the filtration module of selection to obtain second
Filtering image, wherein median filter process include carrying out as target pixel points for each pixel in the first filtering image
Handle below：With the centre of form of the filtration module of position of the target pixel points in the first filtering image alternatively in the first filtering
Multiple pixels are taken out in image as multiple reference image vegetarian refreshments, take maximum in the pixel value of multiple reference image vegetarian refreshments and most
Small value is as pixel maximum and pixel minimum, to determine the average value of pixel maximum and pixel minimum to be used as pixel
Average value, for each reference image vegetarian refreshments, if its pixel value is less than pixel average, its pixel value is replaced with 0, if
Its pixel value is more than or equal to pixel average, then retains its pixel value, finally being averaged the pixel value of multiple reference image vegetarian refreshments
It is worth and is exported as the pixel value of target pixel points；Human body detecting device, it is connected with modified medium filtering equipment, by the second filtering
All pixels point composition human body subgraph of the pixel gray value in human body intensity value ranges in image, when human body subgraph institute
When the sum of the pixel occupied is more than or equal to presetted pixel point quantity, sends and human body signal be present, otherwise, send no human body letter
Number；Civil power access interface, is connected with line, for receiving the Alternating Current Power Supply signal of line input；Current transformer
And sample circuit, be connected with the A phase lines in line, B phase lines and C phase lines, for A phase lines, B phase lines and
Current signal in C phase lines is sampled respectively；A phase lines, B phase lines and C in voltage sample circuit, with line
Phase line connects, for being sampled respectively to the voltage signal in A phase lines, B phase lines and C phase lines；Current signal is adjusted
Circuit is managed, is connected with current transformer and sample circuit, for carrying out signal condition to sampling current；Voltage signal conditioning electricity
Road, it is connected with voltage sample circuit, for carrying out signal condition to sampling voltage；AD73360 chips, adjusted respectively with current signal
Reason circuit is connected with voltage signal conditioning circuit, and 16 are performed respectively to the sampling current after conditioning and the sampling voltage after conditioning
A/D is changed, and is obtained digital current signal and digital voltage signal, is also determined number based on digital current signal and digital voltage signal
The virtual value of word current signal and the virtual value of digital voltage signal；Alternating Current Power Supply conversion equipment, with the A phase lines in line
Road, B phase lines connect with C phase lines, for performing conversion of the alternating current to direct current；Display device, connect with AD73360 chips
Connect, for the virtual value of real-time display digital current signal and the virtual value of digital voltage signal；Infrared detection equipment, is located at
Keep a public place clean the side of box body, for detecting whether there is object to pass through from the side for box body of keeping a public place clean, and detected object from
The side of box body keep a public place clean when passing through, sends object and skims over signal；Solar energy detection device, on the litter-bin, it is used for
Current solar energy intensity is detected in real time；Power supply unit, including solar powered device, battery, switching switch and voltage turn
Parallel operation, switching switch are connected with solar energy detection device, solar powered device and battery respectively, when the residue electricity of battery
When measuring insufficient and current solar energy intensity and being optionally greater than preset strength, solar powered device is switched to by solar powered
Device is powered, electric pressure converter and switching switch connection, using the 5V voltage conversions by input is switched by switching as 3.3V voltages,
Wherein solar powered device is located on the litter-bin, and solar powered device includes solar energy photovoltaic panel；Wireless charging is set
It is standby, it is connected respectively with solar energy detection device and battery, when the solar energy intensity that the dump energy of battery is insufficient and current
During less than preset strength, establish and connected to start wireless charging operation with neighbouring wireless charging terminal, wireless charging device is also
It is connected with electric pressure converter to realize voltage conversion；Sound and light alarm equipment, it is connected with Ling Yang SPCE061A chips, including sound report
Alert sub- equipment and the sub- equipment of light alarm be used for receive fall trigger signal or fall pre-warning signal when carry out corresponding acousto-optic
Alarm operation；User input equipment, it is connected with static storage device, under the operation of user, into static storage device
Input preset content；Ling Yang SPCE061A chips, set respectively with CCD sensing equipments, carriage drive equipment, weight rate detection
Standby, human body detecting device connects with infrared detection equipment, after weight change pre-warning signal is received, starts human testing and sets
Standby, infrared detection equipment and CCD sensing equipments, signal then is skimmed over receiving human body signal to be present and receive object
When, trigger signal of falling is sent, when receiving no human body signal and receiving object and skim over signal, sends the early warning letter that falls
Number, and do not receive object and skim over signal and receive only and human body signal be present, send the pre-warning signal that falls；Static storage is set
It is standby, for having prestored presetted pixel point quantity, preset strength, default rate of change and default picking-up height；Wherein, module is selected
Selecting filtration module of the sub- equipment based on maximum distribution radius selection progress medium filtering includes：It is bigger to be maximally distributed radius, selection
Progress medium filtering filtration module it is bigger, maximum distribution radius it is smaller, the filtration module of the progress medium filtering of selection is got over
It is small；Wherein, module selects filtration module selective in sub- equipment to include 3 × 3,5 × 5,7 × 7 and 9 × 9.
More specifically, in the solar environment friendly type litter-bin：User input equipment is keyboard array.
More specifically, in the solar environment friendly type litter-bin：Infrared detection equipment include RF transmitter and
Infrared receiver.
More specifically, in the solar environment friendly type litter-bin：Infrared detection equipment includes microcontroller.
More specifically, in the solar environment friendly type litter-bin：Microcontroller is ARM single-chip microcomputers, respectively with infrared ray
Transmitter connects with infrared receiver.
More specifically, in the solar environment friendly type litter-bin：Ling Yang SPCE061A chips and static storage device quilt
It is integrated on one piece of surface-mounted integrated circuit.
Brief description of the drawings
Embodiment of the present invention is described below with reference to accompanying drawing, wherein：
Fig. 1 is the block diagram of the solar environment friendly type litter-bin according to embodiment of the present invention.
Reference：1 carriage drive equipment；2 human body detecting devices；3 infrared detection equipment；4 weight rates detect
Equipment；5 Ling Yang SPCE061A chips
Embodiment
The embodiment of the solar environment friendly type litter-bin of the present invention is described in detail below with reference to accompanying drawings.
Fig. 1 is the block diagram of the solar environment friendly type litter-bin according to embodiment of the present invention, described to keep a public place clean
Case includes carriage drive equipment, human body detecting device, infrared detection equipment, weight rate detection device and Ling Yang
SPCE061A chips, Ling Yang SPCE061A chips respectively with carriage drive equipment, human body detecting device, infrared detection equipment,
Weight rate detection device connects, and determines whether that starting human testing sets for the output based on weight rate detection device
Standby and infrared detection equipment, is additionally operable to the output based on human body detecting device and infrared detection equipment and determines whether bracket
Driving equipment, which is sent, falls trigger signal to stretch out and hold up the bracket main body positioned at litter-bin lower position.
Then, continue that the concrete structure of the solar environment friendly type litter-bin of the present invention is further detailed.
The litter-bin includes：Carriage drive equipment, be connected with Ling Yang SPCE061A chips, for receive fall it is tactile
During signalling, control, which holds up structure and stretches out structural union, realizes that the stretching of bracket main body holds up operation.
The litter-bin includes：Structure is stretched out, positioned at litter-bin lower position, is connected with carriage drive equipment, for inciting somebody to action
Bracket main body is protruded horizontally up to litter-bin side from litter-bin lower position, and is sent end after stretching and stretched out signal；
Structure is held up, positioned at litter-bin lower position, is connected respectively with carriage drive equipment and stretching structure, for receiving end
When stretching out signal, bracket main body is risen into default hold up highly.
The litter-bin includes：Bracket main body, it is connected respectively with stretching out structure and holding up structure, normality is positioned at litter-bin
Lower position, protected for the human body that fallen when in stretching picking-up state to litter-bin.
The litter-bin includes：Weight rate detection device, examined positioned at box body downside position of keeping a public place clean, including weight
Instrument and timer are surveyed, weight detector is used to detect the load weight kept a public place clean on box body, weight rate detection device in real time
The output of output and timer based on weight detector determines the load weight rate of change kept a public place clean on box body, works as load weight
When rate of change is more than default rate of change, weight change pre-warning signal is sent, when load weight rate of change is less than or equal to default change
During rate, weight change normal signal is sent.
The litter-bin includes：CCD sensing equipments, positioned at the side for box body of keeping a public place clean, backwards to litter-bin side with level
Shooting direction is shot to obtain high definition side image；Spatial domain picture strengthens equipment, is connected with CCD sensing equipments to receive high definition side
Face image, including the sub- equipment of direct greyscale transformation and the sub- equipment of histogram modification, the direct sub- equipment of greyscale transformation are set with CCD sensings
Standby connection, for obtaining the first enhancing image, histogram modification to the direct greyscale transform process of high definition side image execution
Equipment is connected with the sub- equipment of direct greyscale transformation, and histogram is performed for receiving the first enhancing image, and to the first enhancing image
Correcting process to obtain the second enhancing image, wherein, direct greyscale transform process using logarithmic function to high definition side image
Each pixel value carries out computing, and each pixel value composition the first enhancing image after computing, histogram modification processing is logical
The shape for crossing change histogram is laid out to strengthen the first enhancing image to change the gray scale of the first enhancing image, obtains the second enhancing
Image.
The litter-bin includes：Wiener filtering equipment, it is connected with the sub- equipment of histogram modification of spatial domain picture enhancing equipment,
The first filtering process is performed to obtain the first filtering image for receiving the second enhancing image, and to the second enhancing image, wherein
First filtering process is used to cause the mean square error minimum of the first filtering image and the second enhancing image to remove the second enhancing figure
Speckle noise and white noise as in.
The litter-bin includes：Modified medium filtering equipment, it is connected with Wiener filtering equipment to obtain the first filtering figure
Picture, including the sub- equipment of noise measuring, module select sub- equipment and the sub- equipment of filtering process, the sub- equipment of noise measuring and Wiener filtering
Equipment connects, and is analyzed by the gray value of the pixel to the first filtering image to determine each noise profile region
Distribution radius, and using the maximum in the distribution radius in each noise profile region as maximum distribution radius output, module choosing
Select sub- equipment to be connected with the sub- equipment of noise measuring, radius is maximally distributed for receiving, and carried out based on maximum distribution radius selection
The filtration module of medium filtering, the sub- equipment of filtering process select sub- equipment to be connected, are used for Wiener filtering equipment and module respectively
Median filter process is carried out to obtain the second filtering image to the first filtering image based on the filtration module of selection, wherein intermediate value is filtered
Ripple processing includes carrying out following handle as target pixel points for each pixel in the first filtering image：With object pixel
The centre of form of the filtration module of position alternatively o'clock in the first filtering image takes out multiple pixels in the first filtering image
Select and be used as multiple reference image vegetarian refreshments, take the maximum in the pixel value of multiple reference image vegetarian refreshments and minimum value to be used as pixel maximum
Value and pixel minimum, the average value of pixel maximum and pixel minimum are determined using as pixel average, for each
Reference image vegetarian refreshments, if its pixel value is less than pixel average, its pixel value is replaced with 0, if its pixel value is more than or equal to
Pixel average, then retain its pixel value, finally using the average value of the pixel value of multiple reference image vegetarian refreshments as target pixel points
Pixel value output.
The litter-bin includes：Human body detecting device, it is connected with modified medium filtering equipment, by the second filtering image
All pixels point composition human body subgraph of the pixel gray value in human body intensity value ranges, when occupied by human body subgraph
When the sum of pixel is more than or equal to presetted pixel point quantity, sends and human body signal be present, otherwise, send no human body signal.
The litter-bin includes：Civil power access interface, is connected with line, for receiving the exchange of line input
Power supply signal；Current transformer and sample circuit, it is connected, is used for the A phase lines in line, B phase lines and C phase lines
Current signal in A phase lines, B phase lines and C phase lines is sampled respectively；In voltage sample circuit, with line
A phase lines, B phase lines connected with C phase lines, in A phase lines, B phase lines and C phase lines voltage signal distinguish
It is sampled；Current signal conditioning circuit, it is connected with current transformer and sample circuit, for carrying out signal tune to sampling current
Reason；Voltage signal conditioning circuit, it is connected with voltage sample circuit, for carrying out signal condition to sampling voltage.
The litter-bin includes：AD73360 chips, connect respectively with current signal conditioning circuit and voltage signal conditioning circuit
Connect, perform 16 A/D conversion respectively to the sampling current after conditioning and the sampling voltage after conditioning, obtain digital current signal and
Digital voltage signal, the virtual value and numeral electricity of digital current signal are also determined based on digital current signal and digital voltage signal
Press the virtual value of signal.
The litter-bin includes：Alternating Current Power Supply conversion equipment, with the A phase lines in line, B phase lines and C phase lines
Road connects, for performing conversion of the alternating current to direct current；Display device, it is connected with AD73360 chips, for real-time display number
The virtual value of word current signal and the virtual value of digital voltage signal.
The litter-bin includes：Infrared detection equipment, positioned at the side for box body of keeping a public place clean, for detecting whether there is object
Pass through from the side for box body of keeping a public place clean, and when detecting that object passes through from the side for box body of keeping a public place clean, send object and skim over
Signal.
The litter-bin includes：Solar energy detection device, on the litter-bin, for detecting the current sun in real time
Can intensity；Power supply unit, including solar powered device, battery, switching switch and electric pressure converter, switching switch respectively with
Solar energy detection device, solar powered device connect with battery, when the sun that the dump energy of battery is insufficient and current
When energy intensity is optionally greater than preset strength, solar powered device is switched to be powered by solar powered device, voltage conversion
Device and switching switch connection, so that the 5V voltage conversions of input will be switched by switching as 3.3V voltages, wherein solar energy electric supplier
Part is located on the litter-bin, and solar powered device includes solar energy photovoltaic panel.
The litter-bin includes：Wireless charging device, it is connected respectively with solar energy detection device and battery, works as battery
Dump energy insufficient and current solar energy intensity when being less than preset strength, established with neighbouring wireless charging terminal connect with
Start wireless charging operation, wireless charging device is also connected with electric pressure converter to realize voltage conversion.
The litter-bin includes：Sound and light alarm equipment, it is connected with Ling Yang SPCE061A chips, including the sub- equipment of audible alarm
With the sub- equipment of light alarm be used for receive fall trigger signal or fall pre-warning signal when carry out corresponding sound and light alarm operation.
The litter-bin includes：User input equipment, it is connected with static storage device, under the operation of user, to
Preset content is inputted in static storage device；Ling Yang SPCE061A chips, respectively with CCD sensing equipments, carriage drive equipment, again
Quantitative change rate detection device, human body detecting device connect with infrared detection equipment, after weight change pre-warning signal is received, open
Dynamic human body detecting device, infrared detection equipment and CCD sensing equipments, then human body signal be present and receive thing receiving
When part skims over signal, trigger signal of falling is sent, when receiving no human body signal and receiving object and skim over signal, sends pendant
Fall pre-warning signal, and do not receive object and skim over signal and receive only and human body signal be present, send the pre-warning signal that falls.
The litter-bin includes：Static storage device, for having prestored presetted pixel point quantity, preset strength, pre-
If rate of change and default picking-up height.
Wherein, module, which selects sub- equipment to carry out the filtration module of medium filtering based on maximum distribution radius selection, includes：Most
Big distribution radius is bigger, and the filtration module of the progress medium filtering of selection is bigger, and maximum distribution radius is smaller, in the progress of selection
The filtration module of value filtering is smaller.Wherein, module selects filtration module selective in sub- equipment to include 3 × 3,5 × 5,7 × 7
With 9 × 9.
Alternatively, in the platform：User input equipment is keyboard array；Infrared detection equipment is sent out including infrared ray
Emitter and infrared receiver；Infrared detection equipment includes microcontroller；Microcontroller is ARM single-chip microcomputers, respectively with it is infrared
Line transmitter connects with infrared receiver；From and Ling Yang SPCE061A chips and static storage device be integrated in one piece it is integrated
On circuit board.
In addition, wave filter, is the device filtered to ripple as its name suggests." ripple " is that a very extensive physics is general
Read, in electronic technology field, the value that " ripple " is narrowly confined to refer in particular to describe various physical quantitys is with time fluctuations
Process.The process is converted into the function of time of voltage or electric current, referred to as various physical quantitys by the effect of various kinds of sensors
Time waveform, or referred to as signal.Because the independent variable time is continuous value, referred to as continuous time signal,
Habitually it is referred to as analog signal again.
With the generation and rapid development of digital electronic computer technology, for the ease of computer to signal at
Reason, generate the complete theoretical and method that continuous time signal is transformed into discrete-time signal under sampling theorem guidance.
That is, primary signal only can be expressed without losing with sample value of the original analog signal on series of discrete time coordinate point
Lose any information since the expression of ripple, waveform, signal these concepts be various physical quantitys in objective world change, naturally
It is the carrier for the various information that modern society depends on for existence.Information needs to propagate, and what is leaned on is exactly the transmission of waveform signal.Signal exists
Its generation, conversion, each link of transmission may be distorted due to the presence of environment and interference, even quite a lot of
In the case of, this distortion is also very serious, causes signal and its entrained information to be embedded in dearly among noise.In order to
These noises are filtered out, recover the signal of script, it is necessary to be filtered processing using various wave filters.
It is understood that although the present invention is disclosed as above with preferred embodiment, but above-described embodiment and it is not used to
Limit the present invention.For any those skilled in the art, without departing from the scope of the technical proposal of the invention,
Many possible changes and modifications are all made to technical solution of the present invention using the technology contents of the disclosure above, or are revised as
With the equivalent embodiment of change.Therefore, every content without departing from technical solution of the present invention, the technical spirit pair according to the present invention
Any simple modifications, equivalents, and modifications made for any of the above embodiments, still fall within the scope of technical solution of the present invention protection
It is interior.
Claims (5)
1. a kind of solar environment friendly type litter-bin, the litter-bin includes carriage drive equipment, human body detecting device, infrared ray inspection
Measurement equipment, weight rate detection device and Ling Yang SPCE061A chips, Ling Yang SPCE061A chips are set with carriage drive respectively
Standby, human body detecting device, infrared detection equipment, the connection of weight rate detection device, for being detected based on weight rate
The output of equipment determines whether to start human body detecting device and infrared detection equipment, is additionally operable to based on human body detecting device and red
The output of outside line detection device determines whether that the transmission of carriage drive equipment is fallen trigger signal and kept a public place clean to stretch out and hold up to be located at
The bracket main body of case lower position.
2. solar environment friendly type litter-bin as claimed in claim 1, it is characterised in that the litter-bin includes：
Carriage drive equipment, be connected with Ling Yang SPCE061A chips, for receive fall trigger signal when, control hold up knot
Structure and stretching structural union realize that the stretching of bracket main body holds up operation；
Stretch out structure, positioned at litter-bin lower position, be connected with carriage drive equipment, for by bracket main body from litter-bin lower section
Position protrudes horizontally up litter-bin side, and sends end after stretching and stretch out signal；
Structure is held up, positioned at litter-bin lower position, is connected respectively with carriage drive equipment and stretching structure, for receiving
When terminating to stretch out signal, bracket main body is risen into default hold up highly；
Bracket main body, be connected respectively with stretching out structure and holding up structure, normality for positioned at litter-bin lower position, in
The human body that fallen when stretching out picking-up state to litter-bin is protected；
Weight rate detection device, positioned at box body downside position of keeping a public place clean, including weight detector and timer, weight inspection
Instrument is surveyed to be used to detect the load weight kept a public place clean on box body, output of the weight rate detection device based on weight detector in real time
Output with timer determines the load weight rate of change kept a public place clean on box body, when load weight rate of change is more than default rate of change
When, weight change pre-warning signal is sent, when load weight rate of change is less than or equal to default rate of change, it is normal to send weight change
Signal；
CCD sensing equipments, positioned at the side for box body of keeping a public place clean, shot backwards to litter-bin side with horizontal shooting direction to obtain height
Clear side image；
Spatial domain picture strengthens equipment, is connected with CCD sensing equipments to receive high definition side image, including direct greyscale transformation is set
The standby and sub- equipment of histogram modification, the direct sub- equipment of greyscale transformation is connected with CCD sensing equipments, for being held to high definition side image
To obtain the first enhancing image, the sub- equipment of histogram modification connects the direct greyscale transform process of row with the sub- equipment of direct greyscale transformation
Connect, histogram modification processing performed to obtain the second enhancing image for receiving the first enhancing image, and to the first enhancing image,
Wherein, direct greyscale transform process carries out computing using logarithmic function to each pixel value of high definition side image, by computing
Each pixel value composition the first enhancing image afterwards, histogram modification processing change first by changing the shape of histogram
The gray scale of enhancing image is laid out to strengthen the first enhancing image, obtains the second enhancing image；
Wiener filtering equipment, it is connected with the sub- equipment of histogram modification of spatial domain picture enhancing equipment, for receiving the second enhancing figure
Picture, and the first filtering process is performed to obtain the first filtering image to the second enhancing image, wherein the first filtering process is used to make
The first filtering image and the second enhancing image mean square error minimum to remove speckle noise in the second enhancing image and in vain
Noise；
Modified medium filtering equipment, it is connected with Wiener filtering equipment to obtain the first filtering image, including noise measuring is set
Standby, module selects sub- equipment and the sub- equipment of filtering process, and the sub- equipment of noise measuring is connected with Wiener filtering equipment, by first
The gray value of the pixel of filtering image is analyzed to determine the distribution radius in each noise profile region, and made an uproar each
Maximum in the distribution radius of sound distributed areas selects sub- equipment and noise measuring as maximum distribution radius output, module
Equipment is connected, and radius is maximally distributed for receiving, and the filtration module of medium filtering, filter are carried out based on maximum distribution radius selection
The sub- equipment of ripple processing selects sub- equipment to be connected with Wiener filtering equipment and module respectively, for based on the filtration module of selection to the
One filtering image carries out median filter process to obtain the second filtering image, and wherein median filter process is included for the first filtering
Each pixel carries out following handle as target pixel points in image：With position of the target pixel points in the first filtering image
The centre of form for putting filtration module alternatively takes out multiple pixels as multiple reference image vegetarian refreshments in the first filtering image, takes
Maximum and minimum value in the pixel value of multiple reference image vegetarian refreshments is as pixel maximum and pixel minimum, to determine pixel
The average value of maximum and pixel minimum is using as pixel average, for each reference image vegetarian refreshments, if its pixel value
Less than pixel average, then its pixel value is replaced with 0, if its pixel value is more than or equal to pixel average, retain its pixel
Value, finally exported the average value of the pixel value of multiple reference image vegetarian refreshments as the pixel value of target pixel points；
Human body detecting device, it is connected with modified medium filtering equipment, by pixel gray value in the second filtering image in human body
In intensity value ranges all pixels point composition human body subgraph, when the pixel occupied by human body subgraph sum be more than etc.
When presetted pixel point quantity, send and human body signal be present, otherwise, send no human body signal；
Civil power access interface, is connected with line, for receiving the Alternating Current Power Supply signal of line input；
Current transformer and sample circuit, it is connected with the A phase lines in line, B phase lines and C phase lines, for A phases
Current signal in circuit, B phase lines and C phase lines is sampled respectively；
Voltage sample circuit, it is connected with the A phase lines in line, B phase lines and C phase lines, for A phase lines, B phases
Voltage signal in circuit and C phase lines is sampled respectively；
Current signal conditioning circuit, it is connected with current transformer and sample circuit, for carrying out signal condition to sampling current；
Voltage signal conditioning circuit, it is connected with voltage sample circuit, for carrying out signal condition to sampling voltage；
AD73360 chips, are connected with current signal conditioning circuit and voltage signal conditioning circuit respectively, to the sampling electricity after conditioning
Sampling voltage after stream and conditioning performs 16 A/D conversions respectively, obtains digital current signal and digital voltage signal, is also based on
Digital current signal and digital voltage signal determine the virtual value of digital current signal and the virtual value of digital voltage signal；
Alternating Current Power Supply conversion equipment, it is connected with the A phase lines in line, B phase lines and C phase lines, for performing exchange
Electricity arrives the conversion of direct current；
Display device, it is connected with AD73360 chips, virtual value and digital voltage signal for real-time display digital current signal
Virtual value；
Infrared detection equipment, positioned at the side for box body of keeping a public place clean, for detecting whether having object from the side for box body of keeping a public place clean
By, and when detecting that object passes through from the side for box body of keeping a public place clean, send object and skim over signal；
Solar energy detection device, on the litter-bin, for detecting current solar energy intensity in real time；
Power supply unit, including solar powered device, battery, switching switch and electric pressure converter, switching switch respectively with too
Positive energy detection device, solar powered device connect with battery, when the solar energy that the dump energy of battery is insufficient and current
When intensity is optionally greater than preset strength, solar powered device is switched to be powered by solar powered device, electric pressure converter
Connected with switching switch, using the 5V voltage conversions by input is switched by switching as 3.3V voltages, wherein solar powered device
On the litter-bin, solar powered device includes solar energy photovoltaic panel；
Wireless charging device, it is connected respectively with solar energy detection device and battery, when the dump energy of battery is insufficient and works as
When preceding solar energy intensity is less than preset strength, establishes and connected to start wireless charging operation with neighbouring wireless charging terminal,
Wireless charging device is also connected with electric pressure converter to realize voltage conversion；
Sound and light alarm equipment, it is connected with Ling Yang SPCE061A chips, including the sub- equipment of audible alarm and the sub- equipment of light alarm are used for
Receive fall trigger signal or fall pre-warning signal when carry out corresponding sound and light alarm operation；
User input equipment, it is connected with static storage device, under the operation of user, being inputted into static storage device pre-
If content；
Ling Yang SPCE061A chips, respectively with CCD sensing equipments, carriage drive equipment, weight rate detection device, people's physical examination
Measurement equipment connects with infrared detection equipment, after weight change pre-warning signal is received, starts human body detecting device, infrared ray inspection
Measurement equipment and CCD sensing equipments, then human body signal be present and when receiving object and skimming over signal receiving, send fall it is tactile
Signal, when receiving no human body signal and receiving object and skim over signal, send the pre-warning signal that falls, and do not receive
Object skims over signal and receives only and human body signal be present, sends the pre-warning signal that falls；
Static storage device is high for having prestored presetted pixel point quantity, preset strength, default rate of change and default picking-up
Degree；
Wherein, module, which selects sub- equipment to carry out the filtration module of medium filtering based on maximum distribution radius selection, includes：Maximum point
Cloth radius is bigger, and the filtration module of the progress medium filtering of selection is bigger, and maximum distribution radius is smaller, the carry out intermediate value filter of selection
The filtration module of ripple is smaller；
Wherein, module selects filtration module selective in sub- equipment to include 3 × 3,5 × 5,7 × 7 and 9 × 9；
User input equipment is keyboard array；
Infrared detection equipment includes RF transmitter and infrared receiver.
3. solar environment friendly type litter-bin as claimed in claim 2, it is characterised in that：
Infrared detection equipment includes microcontroller.
4. solar environment friendly type litter-bin as claimed in claim 3, it is characterised in that：
Microcontroller is ARM single-chip microcomputers, is connected respectively with RF transmitter and infrared receiver.
5. solar environment friendly type litter-bin as claimed in claim 3, it is characterised in that：
Ling Yang SPCE061A chips are integrated on one piece of surface-mounted integrated circuit with static storage device.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711052899.1A CN107640470A (en) | 2016-05-24 | 2016-05-24 | Solar environment friendly type litter-bin |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610347224.9A CN106043994B (en) | 2016-05-24 | 2016-05-24 | Solar environment friendly type litter-bin |
| CN201711052899.1A CN107640470A (en) | 2016-05-24 | 2016-05-24 | Solar environment friendly type litter-bin |
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| CN111792233A (en) * | 2020-07-08 | 2020-10-20 | 湖北净果智能环保设备科技有限公司 | Environment-friendly self-generating intelligent garbage can capable of achieving noninductive delivery |
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| CN106043994A (en) | 2016-10-26 |
| CN106043994B (en) | 2018-08-21 |
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