CN111066679A - Device and method for monitoring individual behaviors of dairy cows on basis of vibration signals - Google Patents
Device and method for monitoring individual behaviors of dairy cows on basis of vibration signals Download PDFInfo
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- 230000006399 behavior Effects 0.000 title abstract description 48
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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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- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D21/00—Measuring or testing not otherwise provided for
- G01D21/02—Measuring two or more variables by means not covered by a single other subclass
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- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
- G05B19/042—Programme control other than numerical control, i.e. in sequence controllers or logic controllers using digital processors
- G05B19/0428—Safety, monitoring
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- G—PHYSICS
- G08—SIGNALLING
- G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
- G08C17/00—Arrangements for transmitting signals characterised by the use of a wireless electrical link
- G08C17/02—Arrangements for transmitting signals characterised by the use of a wireless electrical link using a radio link
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
- G05B2219/20—Pc systems
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Abstract
The application discloses a device and a method for monitoring individual behaviors of a dairy cow based on vibration signals.A circuit board is arranged in a device shell, a piezoelectric sensor, a geomagnetic sensor and a processor are fixedly arranged on the circuit board, the piezoelectric sensor and the geomagnetic sensor are electrically connected with the processor, the piezoelectric sensor is used for collecting vibration information in the individual behaviors of the dairy cow, and the geomagnetic sensor is used for collecting standing and lying state information in the individual behaviors of the dairy cow; the device is characterized in that a hanging rope is arranged on the device shell and movably connected with the device shell, and the hanging rope is used for fixing the monitoring device on the neck of the cow. The monitoring device is fixed on the neck of the cow, vibration information in individual behaviors of the cow can be detected through the piezoelectric sensor, the geomagnetic sensor can detect standing and lying action information of the cow, and the detection information of the sensor is received through the processor and then sent to the monitoring computer, so that real-time monitoring of the individual behavior data of the cow can be achieved.
Description
Technical Field
The application relates to the technical field of dairy cow breeding, in particular to a device and a method for monitoring individual dairy cow behaviors based on vibration signals.
Background
The dairy cow breeding industry is an important component of national economy in China, in order to meet the development requirements of large-scale and intensive dairy cow breeding, automation and informatization are applied to dairy cow breeding, individual information of dairy cows is obtained through accurate breeding real-time monitoring, the informatization of the dairy cow breeding is realized, and the breeding rate and the economic benefit of the dairy cows can be improved.
In the traditional technology, the behavior monitoring of the dairy cow is generally to record the behavior information of the dairy cow through manual regular monitoring. In order to monitor the movement information of the cow, a movement monitoring device is generally fixed on the leg of the cow, and the monitoring person can be informed when the cow moves.
Although the traditional monitoring of the individual behavior of the dairy cow can realize the monitoring of the action of the dairy cow, the monitoring of the feeding, chewing, swallowing, ruminating, drinking, breathing and coughing information of the dairy cow can be realized only when monitoring personnel are present, and the real-time monitoring of the information cannot be realized.
Disclosure of Invention
In order to solve the technical problems, the following technical scheme is provided:
in a first aspect, an embodiment of the present application provides a device for monitoring individual behavior of a cow based on a vibration signal, including: the device comprises a device shell, wherein a circuit board is arranged in the device shell, a piezoelectric sensor, a geomagnetic sensor and a processor are fixedly arranged on the circuit board, the piezoelectric sensor and the geomagnetic sensor are electrically connected with the processor, the piezoelectric sensor is used for collecting vibration information in the behavior of the individual cow, and the geomagnetic sensor is used for collecting standing and lying state information in the behavior of the individual cow; the device is characterized in that a hanging rope is arranged on the device shell and movably connected with the device shell, and the hanging rope is used for fixing the monitoring device on the neck of the cow.
By adopting the implementation mode, the monitoring device is fixed at the neck position of the milk cow, the piezoelectric sensor can detect vibration information in individual behaviors of the milk cow, the geomagnetic sensor can detect lying and standing action information of the milk cow, and the processor receives the detection information of the sensor and then sends the detection information to the monitoring computer to realize real-time monitoring of the individual behavior data of the milk cow.
With reference to the first aspect, in a first possible implementation manner of the first aspect, the housing includes a first housing and a second housing, the first housing is fixedly connected to the second housing, the first housing is provided with a circuit board fixing column, the circuit board is fixedly connected to the circuit board fixing column, the second housing is provided with a piezoelectric sensor fixing groove, and the piezoelectric sensor is fixedly disposed in the piezoelectric sensor fixing groove.
By adopting the implementation mode, the piezoelectric sensor fixing groove is formed in the second shell, so that the vibration detection end of the piezoelectric sensor is tightly attached to the shell of the second shell. One side of the second shell of the monitoring device is attached to the outer side of the neck of the cow, so that the piezoelectric sensor can more accurately detect vibration information in individual behaviors of the cow, specifically vibration generated by feeding, chewing, swallowing, ruminating, drinking, breathing and coughing of the cow. And gather the piezoelectric sensor of vibration, the milk cow eats, chews, swallows, ruminates, drinks water, breathes, the vibration voltage signal diverse that cough produced, according to voltage size discernment action, the voltage value range that different actions correspond can detect the acquisition by the manual work in earlier stage.
With reference to the first possible implementation manner of the first aspect, in a second possible implementation manner of the first aspect, the milk cow sleeping-standing posture monitoring system further includes an acceleration sensor, the acceleration sensor is fixedly disposed on the circuit board, the acceleration sensor is electrically connected with the processor, and the acceleration sensor is used for detecting an acceleration magnitude of a milk cow sleeping behavior.
When the Z axis of the data of the local magnetic sensor does not change obviously, the data of the XY axis changes violently, and the data of the acceleration sensor does not change obviously, the cow shaking head is indicated; when the data Z axis of the local magnetic sensor has no obvious change, the data XY axis changes violently, and the data of the acceleration sensor changes, the cow is indicated to walk; when the Z axis of the geomagnetic sensor and the acceleration sensor is changed violently. Indicating that the cow is getting up or lying down. When the daily activity of the cow changes dramatically, the cow is in heat or abnormal.
With reference to the second possible implementation manner of the first aspect, in a third possible implementation manner of the first aspect, the system further includes a wireless transmission device, and the wireless transmission device is in communication connection with the processor and the remote monitoring computer, respectively. The sensor data acquired by the processor can be transmitted to the remote monitoring computer through the wireless transmission equipment, so that the individual behavior data of the dairy cow can be remotely acquired, and real-time monitoring is realized.
With reference to the first possible implementation manner of the first aspect, in a fourth possible implementation manner of the first aspect, two ends of the first shell are provided with a hanging rope through hole, two ends of the second shell are respectively provided with a groove corresponding to the hanging rope through hole, and the hanging rope is movably connected with the first shell through the hanging rope through hole. Realize hanging the swing joint of rope and monitoring device shell through hanging the rope perforation, when fixing monitoring device at the milk cow neck through hanging the rope, can adjust and make monitoring device place in milk cow neck optimum position.
With reference to the first aspect, in a fifth possible implementation manner of the first aspect, a weight block is disposed on the hanging rope, and the weight of the weight block is 300 g to 500 g. In order to stably and reliably collect the feeding, chewing, swallowing, ruminating, drinking, breathing, coughing, audio, activity amount and standing and lying conditions of the dairy cow, the detection device is required to be tightly attached to the neck of the dairy cow and to be capable of keeping the position of the detection device fixed when the dairy cow moves. In order to meet the requirements, the hanging rope is sleeved on the neck of the cow, and a balancing weight is hung at the lower end of the hanging rope (which can be adjusted as required). The balancing weight at the lower end of the hanging rope and the fixing device on the hanging rope can keep the position of the detection device fixed, the fixing device can be in a strap telescopic buckle form on a traditional backpack, the stretching of the hanging rope can be realized, and the milk cow hanging device can be suitable for milk cows with different sizes.
With reference to the first possible implementation manner of the first aspect, in a sixth possible implementation manner of the first aspect, the edge of the first housing is provided with a waterproof groove, the edge of the second housing corresponds to the waterproof groove, and a waterproof boss is provided, and the waterproof boss is matched with the waterproof groove. The waterproof groove and the waterproof boss are matched, so that the inside of the monitoring device can be kept dry, the inside components and sensors are prevented from being damped, and normal work is guaranteed.
With reference to the first aspect, in a seventh possible implementation manner of the first aspect, the geomagnetic sensor includes a MMA8451Q type triaxial geomagnetic sensor.
With reference to the second possible implementation manner of the first aspect, in an eighth possible implementation manner of the first aspect, the acceleration sensor includes an HMC5883ML type triaxial acceleration sensor.
In a second aspect, an embodiment of the present application provides a method for monitoring individual behavior of a cow based on a vibration signal, where the apparatus for monitoring individual behavior of a cow based on a vibration signal according to the first aspect or any implementation manner of the first aspect is adopted, and the method includes: fixing the monitoring device on one side of the neck of the cow through a hanging rope and a balancing weight, and selecting a proper balancing weight according to different cow individuals so as to keep the position of the monitoring device unchanged after the monitoring device is fixed; after the monitoring device is fixed, the piezoelectric sensor collects vibration signals generated by feeding, chewing, swallowing, ruminating, drinking, breathing and coughing of the dairy cows, the geomagnetic sensor collects the standing and lying state of the individual behavior of the dairy cows, and the acceleration sensor detects the acceleration of the standing and lying behavior of the dairy cows; the processor receives the signals detected by the sensors and sends the signals to a remote monitoring computer through wireless transmission equipment, so that the monitoring of the vibration, the activity state and the frequency information generated in the individual behavior of the dairy cow is realized.
Drawings
Fig. 1 is a schematic structural diagram of a device for monitoring individual behavior of a cow based on a vibration signal according to an embodiment of the present application;
fig. 2 is a schematic frame diagram of a device for monitoring individual behavior of a cow based on a vibration signal according to an embodiment of the present application;
fig. 3 is a schematic structural diagram of a first housing according to an embodiment of the present disclosure;
fig. 4 is a schematic structural diagram of a second housing according to an embodiment of the present disclosure;
fig. 5 is a schematic flow chart of a method for monitoring individual cow behavior based on a vibration signal according to an embodiment of the present application;
fig. 6 is a schematic diagram illustrating an individual behavior monitoring device of a cow wearing the cow according to an embodiment of the present application
In fig. 1 to 6, the symbols are represented as:
1-device shell, 2-circuit board, 3-piezoelectric sensor, 4-geomagnetic sensor, 5-processor, 6-hanging rope, 7-counterweight block, 8-circuit board fixing column, 9-piezoelectric sensor fixing groove, 10-hanging rope perforation, 11-groove, 12-waterproof groove, 13-waterproof boss, 14-acceleration sensor and 15-wireless transmission equipment.
Detailed Description
The present invention will be described with reference to the accompanying drawings and embodiments.
Fig. 1 is a schematic structural diagram of a device for monitoring individual behavior of a cow based on a vibration signal provided in an embodiment of the present application, and fig. 2 is a schematic frame diagram of the device for monitoring individual behavior of a cow based on a vibration signal provided in an embodiment of the present application. Referring to fig. 1 and fig. 2, the milk cow individual behavior monitoring device based on the vibration signal provided by the embodiment of the application comprises: device casing 1, be provided with circuit board 2 in the device casing 1, fixed piezoelectric sensor 3, geomagnetic sensor 4 and the treater 5 of being provided with on circuit board 2, piezoelectric sensor 3, geomagnetic sensor 4 all with treater 5 electricity is connected.
The piezoelectric sensor 3 is used for collecting vibration information in individual behaviors of the dairy cow, if pressure is applied to a piezoelectric material, a potential difference is generated (called as a positive piezoelectric effect), and if voltage is applied to the piezoelectric material, a mechanical stress is generated (called as a reverse piezoelectric effect). If the pressure is a high frequency vibration, a high frequency current is generated. When a high-frequency electric signal is applied to the piezoelectric ceramic, a high-frequency acoustic signal (mechanical vibration) is generated. A piezoelectric sensor is a sensor based on the piezoelectric effect. Is a self-generating and electromechanical transducer. Its sensitive element is made of piezoelectric material. The piezoelectric material generates electric charges on the surface after being stressed. The charge is amplified by the charge amplifier and the measuring circuit and transformed into impedance, and then the electric quantity proportional to the external force is output. Piezoelectric transducers are used to measure forces and non-electrical physical quantities that can be converted into electricity. Its advantages are wide frequency band, high sensitivity, high S/N ratio, simple structure, high reliability and light weight.
The geomagnetic sensor 4 is used for acquiring standing and lying state information of the individual behavior of the cow, and the geomagnetic sensor 4 comprises an MMA8451Q type triaxial geomagnetic sensor. The device is characterized in that a hanging rope 6 is arranged on the device shell 1, the hanging rope 6 is movably connected with the device shell 1, and the hanging rope 6 is used for fixing the monitoring device on the neck of a cow.
The hanging rope 6 is provided with a balancing weight 7, and the weight of the balancing weight 7 is 300-500 g. In order to stably and reliably collect the feeding, chewing, swallowing, ruminating, drinking, breathing, coughing, audio, activity amount and standing and lying conditions of the dairy cow, the detection device is required to be tightly attached to the neck of the dairy cow and to be capable of keeping the position of the detection device fixed when the dairy cow moves. In order to meet the requirements, the hanging rope 6 is sleeved on the neck of the cow, and a balancing weight 7 (which can be adjusted as required) is hung at the lower end of the hanging rope 6. The balancing weight 7 at the lower end of the hanging rope 6 and the fixing device on the hanging rope 6 can keep the position of the detection device fixed, the fixing device can be in a strap telescopic buckle form on a traditional backpack, the stretching of the hanging rope 6 can be realized, and the fixing device can be suitable for cows of different sizes.
The processor 5 in this embodiment adopts a single chip microcomputer, which not only controls the triode switch circuit, A \ D conversion and information transmission, but also provides clock information for the system, and compared with the 51-series single chip microcomputers which are widely used at present, the single chip microcomputer STM32 series which is researched and developed by ST company and has higher cost performance is selected.
Referring to fig. 3 and 4, the housing in the embodiment of the present application includes a first housing and a second housing, the first housing and the second housing are fixedly connected, a circuit board fixing post 8 is disposed on the first housing, the circuit board 2 is fixedly connected to the circuit board fixing post 8, a piezoelectric sensor fixing groove 9 is disposed on the second housing, and the piezoelectric sensor 3 is fixedly disposed in the piezoelectric sensor fixing groove 9.
Set up piezoelectric sensor fixed slot 9 in the second casing for piezoelectric sensor 3 vibration detection end closely laminates with the shell of second casing. One side of the second shell of the monitoring device is attached to the outer side of the neck of the cow, so that the piezoelectric sensor 3 can more accurately detect vibration information in individual behaviors of the cow, specifically vibration generated by feeding, chewing, swallowing, ruminating, drinking, breathing and coughing of the cow. And gather the piezoelectric sensor 3 of vibration, the milk cow eats, chews, swallows, ruminates, drinks water, breathes, the vibration voltage signal diverse that cough produced, according to voltage size discernment action, the voltage value range that different actions correspond can artificially detect in earlier stage and acquire.
The two ends of the first shell are provided with rope hanging through holes 10, the two ends of the second shell correspond to the rope hanging through holes 10 and are respectively provided with a groove 11, and the hanging rope 6 is movably connected with the first shell through the rope hanging through holes 10. Realize hanging the swing joint of rope 6 and monitoring devices shell through hanging rope perforation 10, when fixing monitoring devices at the milk cow neck through hanging rope 6, can adjust and make monitoring devices place in milk cow neck optimum position.
Further, there may be the moist condition in the dairy farm, in this embodiment the edge of first casing is provided with waterproof recess 12, the edge of second casing corresponds waterproof recess 12 is provided with waterproof boss 13, waterproof boss 13 with waterproof recess 12 matches the setting. The cooperation of waterproof recess 12 and waterproof boss 13 can keep monitoring devices inside dry, prevents that inside components and parts and sensor from weing, guarantees normal work.
The individual action monitoring devices of milk cow that this application embodiment provided still includes acceleration sensor 14, acceleration sensor 14 is fixed to be set up on the circuit board 2, acceleration sensor 14 with processor 5 electricity is connected, acceleration sensor 14 is used for detecting the acceleration size of the milk cow action of sleeping in that stands.
The acceleration sensor 14 in this embodiment includes a three-axis acceleration sensor of HMC5883ML type. When the Z axis of the data of the geomagnetic sensor 4 does not change obviously, the data of the XY axis changes violently, and the data of the acceleration sensor 14 does not change obviously, the cow shaking head is indicated; when the data Z axis of the local magnetic sensor 4 has no obvious change, the data XY axis changes violently, and the data of the acceleration sensor 14 changes, the cow is walking; when the Z-axis of the geomagnetic sensor 4 and the acceleration sensor 14 is changed drastically. Indicating that the cow is getting up or lying down. When the daily activity of the cow changes dramatically, the cow is in heat or abnormal.
The individual cow behavior monitoring device further comprises wireless transmission equipment 15, and the wireless transmission equipment 15 is in communication connection with the processor 5 and the remote monitoring computer respectively. The sensor data acquired by the processor 5 can be transmitted to a remote monitoring computer through the wireless transmission equipment 15, so that the individual behavior data of the dairy cow can be remotely acquired, and real-time monitoring is realized.
Known from the above-mentioned embodiment, this embodiment provides a milk cow individual behavior monitoring devices based on vibration signal, fixes monitoring devices in the neck position of milk cow, can detect the vibration information in the individual action of milk cow through piezoelectric sensor 3, and earth magnetism sensor 4 can detect the action information of lying in standing of milk cow, sends to the monitoring computer after receiving the detection information of above-mentioned sensor through treater 5 and can realize the real-time supervision of milk cow individual behavior data.
Corresponding to the individual cow behavior monitoring device based on the vibration signal provided by the embodiment, the embodiment of the application also provides an individual cow behavior monitoring method based on the vibration signal. Referring to fig. 5, the method includes:
s101, fixing the monitoring device on one side of the neck of the cow through a hanging rope and a balancing weight, and selecting a proper balancing weight according to different individual cows so that the monitoring device keeps the position unchanged after being fixed.
In order to stably and reliably collect the feeding, chewing, swallowing, ruminating, drinking, breathing, coughing, audio, activity amount and standing and lying conditions of the dairy cow, the detection device is required to be tightly attached to the neck of the dairy cow and to be capable of keeping the position of the detection device fixed when the dairy cow moves. In order to meet the requirements, the fixing mode shown in fig. 6 is adopted, the detection device is fixed on a flat hanging rope, the hanging rope is sleeved on the neck of the cow, and about 500 g of balance weight (which can be adjusted as required) is hung at the lower end of the hanging rope. The counterweight and the fixing device at the lower end of the hanging rope can keep the position of the detection device unchanged.
S102, after the monitoring device is fixed, the piezoelectric sensor collects vibration signals generated by feeding, chewing, swallowing, ruminating, drinking, breathing and coughing of the dairy cow, the geomagnetic sensor collects the standing and lying state of the individual behavior of the dairy cow, and the acceleration sensor detects the acceleration of the standing and lying behavior of the dairy cow.
The milk cow eats, chews, swallows, ruminates, drinks water, breathes, the vibration signal diverse that cough produced, therefore the voltage that piezoelectric sensor produced is also the diverse, and the voltage signal transmission that piezoelectric sensor produced carries out signal filtering, signal amplification, identification processing in MCU to count each vibration number of times, send through wireless communication mode.
The acceleration sensor and the geomagnetic sensor are used for respectively acquiring the activity condition and the standing and lying condition of the dairy cow, sending the data to the mcu for processing, and calculating the exercise amount and the posture change condition of the dairy cow. When the Z axis of the data of the local magnetic sensor does not change obviously, the data of the XY axis changes violently, and the data of the acceleration sensor does not change obviously, the cow shaking head is indicated; when the data Z axis of the geomagnetic sensor has no obvious change, the data XY axis has violent change, and the data of the acceleration sensor has change, saidThe bright dairy cows walk; when the Z axis of the geomagnetic sensor and the acceleration sensor is changed violently. The cow is standing up or lying down, and the acceleration of the activity is expressed by a ═ ax，ay，az) Is shown as ax、ay、azThe acceleration components of the three-axis acceleration sensor in 3 directions are respectively represented, the motion directions of the behaviors are random, so the directions are not necessary conditions for judging the behaviors, in order to eliminate the influence of the orientation and the angle and facilitate calculation, the combined acceleration a is used for representing the acceleration of each behavior of the cow, the combined acceleration is a scalar sum of the three-axis acceleration, and the data of a single axis is stable. The resultant acceleration calculation formula is:
because the action amplitude of the cow behaviors is different and the fluctuation of the acceleration curves of feeding, drinking, walking, fast walking, standing and lying are obviously different, the combined acceleration difference value is adopted to express the fluctuation of the behavior curves, and the calculation formula is
θi＝|ai-ai-1|
In the formula, thetaiIs the resultant acceleration difference, aiIs the time i resultant acceleration, ai-1The sum of the accelerations at the moment i-1. When the daily activity of the cow changes dramatically, the cow is in heat or abnormal.
And S103, the processor receives the signals detected by the sensors and sends the signals to a remote monitoring computer through wireless transmission equipment, so that the vibration, activity state and frequency information generated in the individual behavior of the dairy cow can be monitored.
It is noted that, in this document, relational terms such as "first" and "second," and the like, may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
Of course, the above description is not limited to the above examples, and technical features that are not described in this application may be implemented by or using the prior art, and are not described herein again; the above embodiments and drawings are only for illustrating the technical solutions of the present application and not for limiting the present application, and the present application is only described in detail with reference to the preferred embodiments instead, it should be understood by those skilled in the art that changes, modifications, additions or substitutions within the spirit and scope of the present application may be made by those skilled in the art without departing from the spirit of the present application, and the scope of the claims of the present application should also be covered.
Claims (10)
1. The utility model provides a milk cow individual behavior monitoring devices based on vibration signal which characterized in that includes: the device comprises a device shell, wherein a circuit board is arranged in the device shell, a piezoelectric sensor, a geomagnetic sensor and a processor are fixedly arranged on the circuit board, the piezoelectric sensor and the geomagnetic sensor are electrically connected with the processor, the piezoelectric sensor is used for collecting vibration information in the behavior of the individual cow, and the geomagnetic sensor is used for collecting standing and lying state information in the behavior of the individual cow; the device is characterized in that a hanging rope is arranged on the device shell and movably connected with the device shell, and the hanging rope is used for fixing the monitoring device on the neck of the cow.
2. The individual cow behavior monitoring device according to claim 1, wherein the housing comprises a first housing and a second housing, the first housing and the second housing are fixedly connected, a circuit board fixing post is disposed on the first housing, the circuit board is fixedly connected with the circuit board fixing post, a piezoelectric sensor fixing groove is disposed on the second housing, and the piezoelectric sensor is fixedly disposed in the piezoelectric sensor fixing groove.
3. The individual behavior monitoring device of dairy cow based on the vibration signal as claimed in claim 2, further comprising an acceleration sensor, wherein the acceleration sensor is fixedly arranged on the circuit board, the acceleration sensor is electrically connected with the processor, and the acceleration sensor is used for detecting the acceleration of the sleeping behavior of the dairy cow when the dairy cow stands.
4. The individual cow behavior monitoring device according to claim 3, further comprising a wireless transmission device, wherein the wireless transmission device is in communication connection with the processor and the remote monitoring computer respectively.
5. The device for monitoring the individual behavior of the dairy cow according to claim 2, wherein a rope through hole is formed at each end of the first housing, grooves are formed at each end of the second housing corresponding to the rope through hole, and the rope is movably connected to the first housing through the rope through hole.
6. The individual cow behavior monitoring device according to claim 1, wherein a weight block is disposed on the hanging rope, and the weight block weighs 300-500 g.
7. The device for monitoring the individual behavior of the dairy cow based on the vibration signal as claimed in claim 2, wherein a waterproof groove is provided at an edge of the first housing, a waterproof boss is provided at an edge of the second housing corresponding to the waterproof groove, and the waterproof boss is matched with the waterproof groove.
8. The device for monitoring the individual behavior of the dairy cow according to claim 1, wherein the geomagnetic sensor comprises a MMA8451Q type triaxial geomagnetic sensor.
9. The device for monitoring the individual behavior of a cow according to claim 3, wherein the acceleration sensor comprises a HMC5883ML type triaxial acceleration sensor.
10. A method for monitoring the individual behavior of a cow based on a vibration signal, which is characterized in that the device for monitoring the individual behavior of the cow based on the vibration signal as claimed in any one of claims 1-9 is used, and the method comprises the following steps:
fixing the monitoring device on one side of the neck of the cow through a hanging rope and a balancing weight, and selecting a proper balancing weight according to different cow individuals so as to keep the position of the monitoring device unchanged after the monitoring device is fixed;
after the monitoring device is fixed, the piezoelectric sensor collects vibration signals generated by feeding, chewing, swallowing, ruminating, drinking, breathing and coughing of the dairy cows, the geomagnetic sensor collects the standing and lying state of the individual behavior of the dairy cows, and the acceleration sensor detects the acceleration of the standing and lying behavior of the dairy cows;
the processor receives the signals detected by the sensors and sends the signals to a remote monitoring computer through wireless transmission equipment, so that the monitoring of the vibration, the activity state and the frequency information generated in the individual behavior of the dairy cow is realized.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010041742.4A CN111066679A (en) | 2020-01-15 | 2020-01-15 | Device and method for monitoring individual behaviors of dairy cows on basis of vibration signals |
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