CN108522344A - A kind of cow oestrus phase monitoring system and monitoring method - Google Patents
A kind of cow oestrus phase monitoring system and monitoring method Download PDFInfo
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- CN108522344A CN108522344A CN201810448053.8A CN201810448053A CN108522344A CN 108522344 A CN108522344 A CN 108522344A CN 201810448053 A CN201810448053 A CN 201810448053A CN 108522344 A CN108522344 A CN 108522344A
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- 230000012173 estrus Effects 0.000 title claims abstract description 66
- 238000012544 monitoring process Methods 0.000 title claims abstract description 20
- 238000000034 method Methods 0.000 title claims abstract description 18
- 239000008267 milk Substances 0.000 claims abstract description 105
- 235000013336 milk Nutrition 0.000 claims abstract description 105
- 210000004080 milk Anatomy 0.000 claims abstract description 105
- 230000001133 acceleration Effects 0.000 claims abstract description 29
- 230000036760 body temperature Effects 0.000 claims abstract description 11
- 238000001514 detection method Methods 0.000 claims description 30
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- 239000000523 sample Substances 0.000 claims description 4
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- 210000000689 upper leg Anatomy 0.000 claims description 3
- 238000006243 chemical reaction Methods 0.000 claims description 2
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- 241000283690 Bos taurus Species 0.000 description 114
- 238000004891 communication Methods 0.000 description 8
- 230000000875 corresponding effect Effects 0.000 description 6
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01K—ANIMAL HUSBANDRY; AVICULTURE; APICULTURE; PISCICULTURE; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
- A01K29/00—Other apparatus for animal husbandry
- A01K29/005—Monitoring or measuring activity, e.g. detecting heat or mating
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61D—VETERINARY INSTRUMENTS, IMPLEMENTS, TOOLS, OR METHODS
- A61D17/00—Devices for indicating trouble during labour of animals ; Methods or instruments for detecting pregnancy-related states of animals
- A61D17/002—Devices for indicating trouble during labour of animals ; Methods or instruments for detecting pregnancy-related states of animals for detecting period of heat of animals, i.e. for detecting oestrus
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Abstract
The invention discloses a kind of monitoring system of cow oestrus phase and monitoring methods, the system is installed with heart rate sensor, temperature sensor and acceleration transducer on each cow head body, the signal output end of heart rate sensor, temperature sensor and acceleration transducer is connected with the signal input part of processor respectively, processor is by transmitting sensor information to remote control terminal, remote control terminal judge milk cow whether heat, and by whether heat judging result and/or sensor information shown by display.The present invention judges the oestrus of milk cow by detecting body temperature, heart rate and the behavioral activity situation of milk cow, and by the combination of three kinds of information rather than single feature judges the oestrus of milk cow.The system is more accurate, reliable and at low cost, low in energy consumption, modern technology of Internet of things is applied to milk cow production, to substantially increase the economic benefits of enterprise.
Description
Technical field
The present invention relates to livestock breed aquatics to monitor system, and system and monitoring side are monitored more particularly to a kind of cow oestrus phase
Method.
Background technology
Animal husbandry is the core industry of modern agriculture.And milk industry therein be one efficiently, section grain, continue, industry close
The industry of Lian Dugao has important strategic position in China's economic development.Although China milk industry achieve it is prodigious at
Just, but compared with developed country, there is also a certain distance.According to the relevant information, current country's adult dairy cattle is averaged
Year output of milk is only 3500 kilograms or so；And the average milk production of cow of the national adult dairy cattle in the U.S., Israel has been up to
8400 kilograms or so.The main reason for leading to this phenomenon is the new and high technologies such as automation feed configuration system, dairy cow pedometer
It is had been widely used in foreign countries, and most domestic dairy cow farm is also using traditional artificial breeding mode.Milk production of cow
Number with oestrus detection there is close relationship, the method for traditional artificial detection cow oestrus phase obviously can not
The demand of meet demand, intelligent cow oestrus phase detection is extremely urgent.
The characteristics of method of external detection cow oestrus phase is mainly obviously increased according to cow oestrus phase activity now,
The action message of milk cow is acquired using passometer, and upper pipe is transferred to by way of wireless transmission after pedometer acquisition information
Reason machine carries out analyzing processing, and dairy farmer is helped to monitor the oestrus of milk cow in order to which milk cow is become pregnant in time, but using the high of pedometer
Your cost is not appropriate for the cultivation of domestic milk cow.How reducing the cost of milk cow detection oestrus device and improving monitoring rate is
The technical issues of one urgent need to resolve.
Invention content
The present invention is directed at least solve the technical problems existing in the prior art, a kind of milk cow hair is especially innovatively proposed
The feelings phase monitors system and monitoring method.
In order to realize the above-mentioned purpose of the present invention, according to the first aspect of the invention, the present invention provides a kind of milk cows
Oestrus monitors system, and heart rate sensor, temperature sensor and acceleration transducer, institute are installed on each cow head body
State the signal output end of heart rate sensor, temperature sensor and acceleration transducer respectively with the signal input part phase of processor
Even, the processor by transmitting sensor information to remote control terminal, the remote control terminal judge milk cow whether heat, and general
Whether heat judging result and/or sensor information shown by display.
The cow oestrus phase monitoring system of the present invention is judged by detecting the body temperature, heart rate and behavioral activity situation of milk cow
In the oestrus of milk cow, by the combination of three kinds of information rather than single feature judges the oestrus of milk cow.The system is more
Add accurate, reliable and at low cost, low in energy consumption, modern technology of Internet of things is applied into milk cow production, to substantially increase
The economic benefits of enterprise.
In order to realize the above-mentioned purpose of the present invention, according to the second aspect of the invention, the present invention provides a kind of milk cows
Oestrus monitoring method comprising following steps：
S1 lays the cow oestrus phase monitoring system of the present invention；
S2, heart rate sensor, temperature sensor and acceleration transducer detect corresponding information and are transmitted to processor；
S3, for the processor by transmitting sensor information to remote control terminal, whether the remote control terminal judges milk cow
Heat, and by whether heat judging result and/or sensor information shown by display.
The cow oestrus phase monitoring method of the present invention is judged by detecting the body temperature, heart rate and behavioral activity situation of milk cow
In the oestrus of milk cow, by the combination of three kinds of information rather than single feature judges the oestrus of milk cow.More accurate,
Reliably.
The additional aspect and advantage of the present invention will be set forth in part in the description, and will partly become from the following description
Obviously, or practice through the invention is recognized.
Description of the drawings
Fig. 1 is the structure diagram of cow oestrus phase monitoring system in the embodiment of the invention；
Fig. 2 is the flow chart of cow oestrus phase monitoring method in the embodiment of the invention.
Specific implementation mode
The embodiment of the present invention is described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning to end
Same or similar label indicates same or similar element or element with the same or similar functions.Below with reference to attached
The embodiment of figure description is exemplary, and is only used for explaining the present invention, and is not considered as limiting the invention.
In the description of the present invention, it is to be understood that, term " longitudinal direction ", " transverse direction ", "upper", "lower", "front", "rear",
The orientation or positional relationship of the instructions such as "left", "right", "vertical", "horizontal", "top", "bottom" "inner", "outside" is based on attached drawing institute
The orientation or positional relationship shown, is merely for convenience of description of the present invention and simplification of the description, and does not indicate or imply the indicated dress
It sets or element must have a particular orientation, with specific azimuth configuration and operation, therefore should not be understood as the limit to the present invention
System.
In the description of the present invention, unless otherwise specified and limited, it should be noted that term " installation ", " connected ",
" connection " shall be understood in a broad sense, for example, it may be mechanical connection or electrical connection, can also be the connection inside two elements, it can
, can also indirectly connected through an intermediary, for the ordinary skill in the art to be to be connected directly, it can basis
Concrete condition understands the concrete meaning of above-mentioned term.
The present invention provides a kind of cow oestrus phases to monitor system, as shown in Figure 1, the system is on each cow head body
It is installed with heart rate sensor, temperature sensor and acceleration transducer, the heart rate sensor, temperature sensor and acceleration pass
The signal output end of sensor is connected with the signal input part of processor respectively, and the processor is by transmitting sensor information to long-range
Control terminal, the remote control terminal judge milk cow whether heat, and by whether heat judging result and/or sensor information lead to
Display is crossed to show.
In the present embodiment, processor use MSP430 chips, using advanced wireless sensing networking technology to heart rate,
The parameters such as temperature, acceleration acquire in real time, are handled, and are carried out data transmission using RS232, GPRS, nRF24L01, to
It realizes host computer and slave computer communication, the acquisition process of data is carried out with C language developing instrument exploitation slave computer software, is based on
The web display interfaces of Java, realize man-machine information exchange.Body temperature, heart rate and the behavioral activity feelings that this system passes through detection milk cow
Condition can effectively judge the oestrus feature of milk cow, and system is accurate, reliable, low cost, low-power consumption, by modern Internet of Things skill
Art applies to milk cow production, to substantially increase the economic benefits of enterprise；In addition the system has period development cycle short,
The readability of program is strong, convenient for improving and expanding, to provide interface for the other physiological characteristic detections of later development, is simultaneously
Using milk cow individual as detection object, the correlated characteristic field that other animals are also applied to after centainly improving carries out system
Detection, it may have preferable promotion prospect.
MSP430 super low power consuming single chip processors are as main control chip；Heart rate sensor, temperature sensor and acceleration are used simultaneously
The data of the sensors such as degree acquisition milk cow carry out the oestrus of comprehensive descision milk cow, ensure the accuracy judged, in case causing need not
The economic loss wanted；In data transmission, host computer nRF24L01 collects the monitoring result of every cow head in a manner of frequency hopping,
And data after integrated treatment are uploaded to by high in the clouds by GPRS technologies, the case where user can check every cow head by web.If going out
Now abnormal, web can remind user, corresponding measure is timely taken convenient for user in time.
The characteristics of being obviously increased according to cow oestrus phase activity, the present invention devise multiple sensors to acquire milk cow
Action message, sensor acquisition information after by the form of wireless transmission be transferred to upper managing computer carry out analyzing processing, help
Dairy farmer monitors the oestrus of milk cow in order to which milk cow is become pregnant in time.
The system global structure of the present invention is by the way of host computer and slave computer cooperative cooperating.Under data collector is used as
Position machine, is responsible for the acquisition and storage of the identification and individual data items of milk cow individual；Headend by RS232 communication modes with
Background server connects, and communication distance reaches 15 meters, passes through less radio-frequency between headend and slave computer data collector
Communication mode is communicated.Whole system uses principal and subordinate's multi-computer communication mode, realizes a host cow oestrus monitoring system
Design pass through headend, control more slave computers system.Background computer (server) is used as host computer, will be the next
The data that machine is sent are stored, and are handled and are analyzed, and user can look into milk cow individual information by the operation of host computer
It askes, browse and analyzes.Whole system is mainly by data collector (slave computer), headend (center machine) and PC server
(host computer) forms.
In the present embodiment, in the data collector course of work, data collector can tie up on the thigh of ox or
Person be on neck first have to a temperature sensor tie up to as far as possible on the preferable position of skin contact surface, by milk ivory-white chirita herb
The skin on side is proper position, and usually data collector is operated under low power mode of operation, gathered data pattern and
The mode communicated with host computer is all made of interrupt mode.Milk cow activity information is monitored, when detecting that it is larger that milk cow body has
When activity, circuit and sensor transmissions give MSP430 microcontrollers, microcontroller to send out the current low-power consumption of instruction breaks after testing
Operating mode transfers to enter normal operating mode, and collected signal is pocessed, the step number of milk cow is confirmed and record；Inspection
Survey milk cow body temperature is then by the way of Interruption detection.When the timing for detecting temperature reaches, then pass through temperature sensing
Device detects body surface temperature, and the data detected are stored.
The present invention acquires the real-time of milk cow with sensors such as temperature sensor, acceleration transducer, heart rate sensors
Data enhance accuracy of the present apparatus to the condition adjudgement of milk cow.
In the present embodiment, further include the GPS positioning unit installed with milk cow, the letter of the GPS positioning unit
Number output end is connected with the GPS signal signal input part of processor.Existing any GPS positioning unit specifically can be used.
In the present embodiment, processor by wireless transmission unit by transmitting sensor information to remote control terminal, institute
It states wireless transmission unit and frequency band is divided by several radio frequency channels with preset bandwidth, and to use reception and hair
The frequency hopping pattern for sending both ends the same carrys out sending and receiving signal.
In the present embodiment, several radio frequencies letter is divided into certain bandwidth in 2.4GHz frequency bands
Road, and send and receive the same frequency hopping pattern in both ends to use and carry out sending and receiving signal and prevent data acquisition.Transmitting-receiving is double
The carrier wave of side's transmission signal carries out Discrete Change according to predetermined rule.It in the present embodiment, can be using nRF24L01 chips
It largely avoids and utilizes conflicting between the equipment of 2.4GHZ-2.5GHZ frequency ranges with other so that believe in transmission process
The transmission of breath is more smooth.It is avoided interference with reaching, completes transmission.By nRF24L01 devices, the items of milk cow can be examined
It surveys parameter to reach on web in real time, keeps the parameters that observer observes milk cow in real time whether normal, whether milk cow is in
Oestrus is judged, so as to take appropriate measures in time.
The case where generating change with the influence of the various factors such as environment, temperature for the physical sign parameters of milk cow.Thus
It is selected provided with screening, can allow user oneself that the critical value of various parameters is set.For example, the indexs such as the heart rate of milk cow, body temperature
It has been more than the critical value set by user, at this point, early warning can be sent out on software interface, user has been reminded to go timely processing.
In the present embodiment, heart rate sensor exports heart rate wave and exports the square wave consistent with heart rate wave frequency rate, described
Processor receives heart rate wave and square wave, and processor is by identifying that square wave acquires the heart rate of milk cow.In the present embodiment, it uses
SON1205 heart rate sensors.
In the present embodiment, temperature sensor is infrared temperature sensor, and the infrared temperature sensor includes infrared
Temperature sensing probe, amplifier, AD conversion unit and processes temperature signal unit, the detection temperature of the infrared temperature probe
It is -40 DEG C to 85 DEG C.Temperature sensor uses MLX90615 infrared temperature sensors.MLX90615 makes in Signal Regulation chip
With advanced low noise amplifier, one piece of 16-bitADC and powerful DSP elements.Thermometer is adapted to from -40
DEG C to 85 DEG C of extensive work temperature range, the operable temperature of body surface of target is -40 DEG C to 115 DEG C, and Measurement Resolution is kept
At 0.02 DEG C.MLX90615 products absolute accuracy within the scope of 36 DEG C to 39 DEG C of key temperatures reached it is high ±
0.1℃。
There are 2 chips, infrared thermopile detector and signal processing ASSP MLX90325 inside MLX90615, especially
By the chip of the processing IR sensors output of Melexis designs.Device has industrial standard TO-46 packing forms.Due to being integrated with
Low-noise amplifier, the MLX90325 units of 16 ADC and powerful DSP so that highly integrated and high-precision thermometer obtains
To realize.It is 0.02 DEG C that object temperature obtained by calculating, which is stored in the RAM of MLX90325 and resolution ratio,.This numerical value can lead to
10 PWM formats for crossing serial two lines SMBus compatible protocols acquisition or device obtain.
Embedded MLX90615DSP controls measure measurement, calculate object and environment temperature and the post-processing into trip temperature,
It will be exported by SMBus compatibility interfaces or PWM mode.The output of (being state of activation depending on that) IR sensors is increased
Beneficial programmable low noise low maladjustment voltage is eliminated amplifier and is amplified, and single bit is converted to by Sigma Delta modulators
It flows and feeds back to DSP and do subsequent processing.Signal passes through FIR low pass filter.The output of FIR filter is measurement result and deposits
In internal RAM.Based on above measurement result, corresponding environment temperature Ta and object temperature To are calculated.Both
There is 0.02 DEG C of resolution ratio.The programmable additional IIR low-pass filters of EEPROM allow the compromise between noise and measuring speed.
IIR can also be limited in the influence of the false object in visual field.PWM outputs can activate in EEPROM, as POR gives tacit consent to.
The temperature (To or Ta, selected in EEPROM) of linearisation can export to obtain by the PWM of free-running operation.
Acceleration transducer uses MPU6050, precision that it is not only detected is high, but also is influenced by environment factor small, fits
Together in actual application.MPU6050 is with the spin matrix of 6 axis of numeral output or 9 axis, quaternary number (quaternion), Eulerian angles
Data are calculated in the fusion of format (Euler Angle forma).With 131 LSBs/ °/sec susceptibilitys and full lattice sensing range
For the 3 axis angular rate sensors (gyroscope) of ± 250, ± 500, ± 1000 and ± 2000 °/sec.Programmable controls, and formula
Control range is the 3 axis accelerators of ± 2g, ± 4g, ± 8g and ± 16g.Susceptibility between accelerator and axis of gyroscope is removed, is reduced
Set the drift of the influence and sensor given.Digital moving handles (DMP:Digital Motion Processing) engine
The load of complicated fusion calculation data, sensor synchronization, posture induction etc. can be reduced.Motion process database is supported
Android, Linux and Windows built-in running time deviation and magnetic force sensor correct calculation technology, eliminate client's palpus
It is additionally carried out the demand of correction.The up to I2C of 400kHz quick modes, or be up to 20MHz SPI serial host interfaces it is built-in
Frequency generator only has the variation of ± 1% frequency in all temperature ranges.
The present invention carrys out the oestrus of comprehensive descision milk cow using heart rate sensor, acceleration transducer and temperature sensor.
The oestrus that the data that multiple sensors acquire carry out comprehensive descision milk cow is used so that the result judged is single compared to using
Sensor is more accurate；Meanwhile judging that the oestrus of milk cow ensure that detection cow oestrus by acquiring milk cow data in real time
The high efficiency of phase.
In the present embodiment, the remote control terminal receives milk cow heart rate signal, the temperature signal that processor is sent
With acceleration signal and judge milk cow whether heat.Specially if milk cow activity rises, activity, walking number and speed
It is 3-5 times or more of normal ox (the not milk cow of heat)；And/or milk cow body temperature than usual high 0.5 DEG C or so (milk cow is before heat
Several days, body temperature (near ear) will want low than usual, and the body temperature (near ear) during heat will high 0.5 DEG C of left side than usual
It is right)；And/or heart rate improves than usual, then judges that milk cow is in heat.Can individually be used in the present invention temperature sensor,
Whether the signal independent judgment milk cow of heart rate sensor and acceleration transducer detection is in heat.Further, it uses
Three kinds of signal combinations judge, when three kinds of signals all meet the requirement in oestrus, that is, are judged as oestrus, to improve detection
Accuracy and the success rate become pregnant of milk cow.
In the present embodiment, processor includes that clock unit, signal receiving unit, signal memory cell and processing are single
Member, clock unit control signal receiving unit with fixed frequency reception heart rate sensor, temperature sensor and acceleration sensing
The information of device and memory enters signal memory cell, when signal memory cell by the period heart rate information, temperature information and
After acceleration information all stores, signal memory cell sends interrupt signal, processing unit receiving sensor to processing unit
Information is simultaneously sent to remote server, and after being sent, signal receiving unit, signal memory cell and processing unit enter
Dormant state.
Low-power consumption of the present invention is the key that design, takes many kinds of measures to reduce system power dissipation.The microprocessor of sensor
Device and wireless communication module are usually placed in low-power consumption mode, and information collection with wireless communication is realized by interrupt mode, is shaken
It swings circuit subsidiary communications module and completes wireless information transfer.Pass through laboratory and cattle farm field experiment, sensor information acquisition
Accuracy is 99% or more.
There are two different clock systems by the present invention：Fundamental clock system, frequency locking ring (FLL and FLL+) clock system and
DCO digital oscillator clock systems.A crystal oscillator (32768Hz) can be only used, can also be shaken using two crystal
Swing device.Clock needed for CPU and each function is generated by system clock system.And these clocks can under the control of instruction,
It opens and closes, to realize the control to overall power consumption.
When heart rate sensor detects that the heart rate of milk cow increases or acceleration transducer detects that the acceleration of milk cow adds
When fast, to processor, processor interrupts current low power mode of operation transfers to enter normal work sensor transmissions information
Collected signal is pocessed by pattern, confirms and record the step number of milk cow；Temperature sensor is using Interruption detection
Mode then detects body surface temperature when the timing for detecting temperature reaches by temperature sensor, and will detect that temperature passes
Transport to processor.
Main control chips of the MSP430F149 as system.The key of MSP430 microcontroller super low-power consumptions is to apply its clock system
System, while entering dormant state by CPU to realize low-power consumption.It can be by CPU from the condition that dormant state wakes up only occurs
Disconnected or reset, therefore the relationship between low-power consumption and interruption is very close.All most of function modules of MSP430 microcontrollers
It can work independently in the case where not needing CPU and intervening and can cause interruption, so when being programmed to MSP430, it is soft
One of basic structure of part is exactly first to send out work order to certain operational module, then CPU suspend mode, after waiting for module end of operation
Interruption is generated, CPU is waken up and continues following task, to drop at least the time of CPU operations, power consumption is preferably minimized.
Sensor is tied up on the thigh of milk cow or on neck, temperature sensor is tied up to preferable with skin contact surface
On position.
The present invention also provides a kind of cow oestrus phase monitoring methods comprising following steps：
S1 lays the cow oestrus phase monitoring system of the present invention；
S2, heart rate sensor, temperature sensor and acceleration transducer detect corresponding information and are transmitted to processor；
S3, for the processor by transmitting sensor information to remote control terminal, whether the remote control terminal judges milk cow
Heat, and by whether heat judging result and/or sensor information shown by display.
Milk cow sign detecting system program is broadly divided into following components：
1. initialization program.It is responsible for initialization, the onboard resource of microprocessor and some additional resources of some global variables
Initialization.
2. timer interrupt routine.Timer interruption event occurs to enter interrupt routine.For sensor, Interruption journey
Sequence determines when externally to send the external environment data of perception.Serial ports interrupt routine is shown for sending data to cell phone application.
3. main program.Main program is responsible for carrying out processing and control algolithm execution to receiving data.
The present invention, by the data deposit database of reception, is then passed data by Mybatis using TCPUtils classes
Pass the jsp pages on foreground, when display data, using the ajax asynchronous refresh pages, often refresh it is primary, just to backstage
Servlet sends a request, Servlet will call method, one newest data of inquiry return to inside the database
Servlet, and json formats are packaged into, it is transmitted to html page, the page gets the response on backstage, parses json data
Format shows each data item on the corresponding page.SSM frames can be with some in the jsp pages easy to implement
Function.
By the present invention in that Pages Design beautification is carried out with more reasonably color, font, picture, pattern, in functional specification
In the case of, the perfect visual experience of user is given as far as possible.Advanced webpage design even can take into account through acousto-optic, interaction
Etc. realizing better hearing experience.
It wants to realize the information such as quantity, position, the sign of dynamic update milk cow in this website, in the page, and can look into
Some essential informations of milk cow are seen, consequently facilitating pasture staff manages.
The system of now external existing detection cow oestrus phase is generally realized using pedometer to milk cow activity
Detect and then obtain the oestrus testing result of milk cow, in contrast to this, we will be far below the system of group's design in cost
External existing cow oestrus phase detecting system；The detection in domestic milk cattle cultivating oestrus relies primarily on and artificial detection, this
Method is not only time-consuming and laborious, but also may miss the oestrus of milk cow, is unfavorable for farm and increases economic efficiency.Our system
In the oestrus for realizing the detection milk cow of low cost and efficiently and accurately, there is extensive market application prospect.
Our systems are applied to the oestrus of detection milk cow at this stage, but we can expand system in the later stage.It can
To realize the sign for detecting the milk cow other than oestrus, meanwhile, this set system can also be applied to supporting for other animals by we
In growing, good effect can be reached as long as carrying out corresponding modification to our system.To sum up, our this set system
Application field is very extensive, is not limited only to the detection of cow oestrus phase.
The present invention realizes the detection cow oestrus phase efficiently and accurately.We acquire the heartbeat of milk cow using heart rate sensor
To judge whether the activity of milk cow increases, while carrying out auxiliary judgment milk cow activity using acceleration transducer and temperature sensor
Situation, to realize detection the cow oestrus phase purpose.It ensure that the accuracy and height of testing result using multiple sensors
Effect property.
Reduce the cost of milk cow detection oestrus device.Although the method that foreign countries judge the cow oestrus phase using pedometer
It is used widely in foreign countries, but expensive cost is not appropriate for the cultivation of domestic milk cow.This just needs to seek a kind of low cost
Detection device is to be suitble to domestic present situation.In light of this situation, we have devised this set advantage of lower cost cow oestrus phase
Detection device.Different from the external action message for acquiring milk cow using pedometer, we use heart rate sensor, acceleration sensing
Device and temperature sensor carry out the oestrus of comprehensive descision milk cow, ensure that the accuracy of testing result, while also realizing detection dress
The low cost set.
The mode of data transmission.Existing technology is all using the transmission of ZigBee technology progress data, but Zigbee skills
Art haves the shortcomings that transmission range is close.To overcome this difficulty, we receive data using the mode of NRF24L01 frequency hoppings.
RNF24L01 can realize the data transmission within the scope of 1000m, this be Zigbee technologies it is incomparable.Frequency hopping skill simultaneously
Art so that receiving milk cow sign information becomes more convenient and accurate.Meanwhile the information between host and webpage is transmitted us and is made
It is realized with GPRS.
Realize the low-power consumption of equipment.Cow oestrus phase detecting system is clearly to need low-power consumption, not so frequently replaces electricity
Pond is not only time-consuming and laborious, can also increase cost, and great inconvenience is brought to farm.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means specific features, structure, material or spy described in conjunction with this embodiment or example
Point is included at least one embodiment or example of the invention.In the present specification, schematic expression of the above terms are not
Centainly refer to identical embodiment or example.Moreover, particular features, structures, materials, or characteristics described can be any
One or more embodiments or example in can be combined in any suitable manner.
Although an embodiment of the present invention has been shown and described, it will be understood by those skilled in the art that：Not
In the case of being detached from the principle of the present invention and objective a variety of change, modification, replacement and modification can be carried out to these embodiments, this
The range of invention is limited by claim and its equivalent.
Claims (10)
1. a kind of cow oestrus phase monitors system, which is characterized in that be installed with heart rate sensor, temperature on each cow head body
Spend one of sensor and acceleration transducer or their arbitrary combination, the heart rate sensor, temperature sensor and acceleration
The signal output end of sensor is connected with the signal input part of processor respectively, and the processor is by transmitting sensor information to remote
Process control end, the remote control terminal judge milk cow whether heat, and by whether the judging result and/or sensor information of heat
It is shown by display.
2. the cow oestrus phase as described in claim 1 monitors system, which is characterized in that further include being installed with milk cow
GPS positioning unit, the signal output end of the GPS positioning unit are connected with the GPS signal signal input part of processor.
3. the cow oestrus phase as described in claim 1 monitors system, which is characterized in that the processor is single by being wirelessly transferred
For member by transmitting sensor information to remote control terminal, frequency band is divided into several by the wireless transmission unit with preset bandwidth
Radio frequency channel, and carry out sending and receiving signal using the same frequency hopping pattern in both ends is sended and received.
4. the cow oestrus phase as described in claim 1 monitors system, which is characterized in that the heart rate sensor exports heart rate wave
And the square wave consistent with heart rate wave frequency rate is exported, the processor receives heart rate wave and square wave, and processor is by identifying that square wave is adopted
Collect the heart rate of milk cow.
5. the cow oestrus phase as described in claim 1 monitors system, which is characterized in that the temperature sensor is infrared temperature
Sensor, the infrared temperature sensor include at infrared temperature detection probe, amplifier, AD conversion unit and temperature signal
Unit is managed, the detection temperature of the infrared temperature probe is -40 DEG C to 85 DEG C.
6. the cow oestrus phase as described in claim 1 monitors system, which is characterized in that the remote control terminal receives processor
The milk cow heart rate signal, temperature signal and the acceleration signal that send and judge milk cow whether heat；If on milk cow activity
It rises, activity, walking number and speed are 3-5 times of normal oxen or more；And/or high 0.5 DEG C or so than usual of milk cow body temperature；And/or the heart
Rate improves than usual, then judges that milk cow is in heat.
7. cow oestrus phase as described in claim 1 monitors system, which is characterized in that the processor include clock unit,
Signal receiving unit, signal memory cell and processing unit, clock unit control signal receiving unit with fixed frequency reception
The information and memory of heart rate sensor, temperature sensor and acceleration transducer enter signal memory cell, when signal stores list
After member all stores heart rate information, temperature information and the acceleration information in the period, signal memory cell is single to processing
Member sends interrupt signal, and processing unit receiving sensor information is simultaneously sent to remote server, and after being sent, signal receives
Unit, signal memory cell and processing unit enter dormant state.
8. the cow oestrus phase as claimed in claim 7 monitors system, which is characterized in that when heart rate sensor detects milk cow
When heart rate increases or acceleration transducer detects that the acceleration of milk cow is accelerated, sensor transmissions information is to processor, processing
Device, which interrupts current low power mode of operation, transfers to enter normal operating mode, and collected signal is pocessed, is confirmed
And record the step number of milk cow；Temperature sensor is by the way of Interruption detection, when the timing for detecting temperature reaches,
Body surface temperature is then detected by temperature sensor, and will detect that temperature is transmitted to processor.
9. cow oestrus phase as described in claim 1 monitors system, which is characterized in that sensor tie up on the thigh of milk cow or
Person is on neck, temperature sensor tie up to on the preferable position of skin contact surface.
10. a kind of cow oestrus phase monitoring method, which is characterized in that include the following steps：
S1, the cow oestrus phase described in one of claim 1-9 of laying monitor system；
S2, heart rate sensor, temperature sensor and acceleration transducer detect corresponding information and are transmitted to processor；
S3, the processor by transmitting sensor information to remote control terminal, the remote control terminal judge milk cow whether heat,
And by whether heat judging result and/or sensor information shown by display；If milk cow activity rises, activity
Amount, walking number and speed are 3-5 times of normal oxen or more；And/or high 0.5 DEG C or so than usual of milk cow body temperature；And/or heart rate is than flat
Shi Tigao then judges that milk cow is in heat.
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